1. The utility model provides a three-dimensional transportation platform truck suitable for adjustment of segment case roof beam space attitude, includes superstructure subassembly (1), understructure subassembly (2) and switch board (4), be connected between superstructure subassembly (1) and understructure subassembly (2), the electrical property links to each other between understructure subassembly (2) and switch board (4), its characterized in that: an auxiliary positioning component (3) is fixedly arranged on the top end face of the upper-layer structure component (1);

the auxiliary positioning component (3) comprises an auxiliary positioning base plate (31) and a side auxiliary positioning plate (37) which moves on the auxiliary positioning base plate (31), the top surface of the auxiliary positioning substrate (31) is provided with a storage groove (34), and guide grooves (33) are arranged on two sides of a storage groove (34) arranged on the auxiliary positioning substrate (31), two ends of the bottom of the side auxiliary positioning plate (37) are fixedly provided with guide blocks (32), and the guide block (32) is arranged inside the guide groove (33) in a sliding way, two sides inside the storage groove (34) are rotatably provided with built-in hydraulic cylinders (36), the middle end of the bottom of the side auxiliary positioning plate (37) is rotatably provided with a rotating connecting piece (35), the built-in hydraulic cylinder (36) is rotationally connected with the rotary connecting piece (35), the upper surface of the auxiliary positioning substrate (31) is provided with a mounting base surface (38).

2. The three-dimensional transportation trolley suitable for adjusting the spatial attitude of the section box girder according to claim 1, is characterized in that: the two built-in hydraulic cylinders (36) are arranged in the storage groove (34) in a central symmetry mode, the whole length value of the maximum stroke of the built-in hydraulic cylinders (36) is larger than half of the length value of the diagonal line of the auxiliary positioning base plate (31), and the whole thickness value of the built-in hydraulic cylinders (36) is smaller than the depth value of the storage groove (34).

3. The three-dimensional transportation trolley suitable for adjusting the spatial attitude of the section box girder according to claim 1, is characterized in that: the storage groove (34) is a groove with two sides penetrating through, the center position of the storage groove (34) is coincided with the center position of the auxiliary positioning base plate (31), and the width value of the storage groove (34) is between two thirds and three quarters of the width value of the auxiliary positioning base plate (31).

4. The three-dimensional transportation trolley suitable for adjusting the spatial attitude of the section box girder according to claim 1, is characterized in that: the bottom of each guide block (32) is rotatably provided with a bearing wheel, and the bearing wheel is in contact with the bottom of the guide groove (33).

5. The three-dimensional transportation trolley suitable for adjusting the spatial attitude of the section box girder according to claim 1, is characterized in that: the guide grooves (33) are symmetrically arranged on the auxiliary positioning base plate (31), and the side walls of the two sides of the guide grooves (33) are not in contact with the two sides of the bearing wheel at the bottom of the guide block (32).

6. The three-dimensional transportation trolley suitable for adjusting the spatial attitude of the section box girder according to claim 1, is characterized in that: the upper structure component (1) comprises an upper structure main body piece (11), vertical jacks (12) are fixedly arranged at four corners of the top of the upper structure main body piece (11), a steering sleeve (13) is fixedly arranged at the middle position of the upper structure main body piece (11), and the vertical jacks (12) are synchronously driven on the surface of the top of the upper structure main body piece (11).

7. The three-dimensional transportation trolley suitable for the spatial attitude adjustment of the section box girder according to claim 6, wherein: lower structure subassembly (2) are including lower structure main part spare (21), the bottom one side of lower structure main part spare (21) is rotated and is provided with action wheel (22), the bottom opposite side of lower structure main part spare (21) is rotated and is provided with from driving wheel (24), action wheel (22) and the bottom from driving wheel (24) are the coplanar, and the top surface central point of lower structure main part spare (21) puts and is provided with rotation piece (23), the both sides same end department of lower structure main part spare (21) rotates and is provided with translation hydro-cylinder (25), the inside of lower structure main part spare (21) is provided with horizontal jack (26).

8. The three-dimensional transportation trolley suitable for the spatial attitude adjustment of the section box girder according to claim 7, wherein: the moving ends of the two translation oil cylinders (25) are communicated with the side wall of the upper structural main body piece (11).

Background

The space posture of the segmental box girder is adjusted by adopting a hydraulic jack with three-dimensional adjusting capability in the segmental box girder assembly, so that the axis and the elevation are in the design range after the segmental box girder is assembled.

It has the following disadvantages:

(1) the traditional three-dimensional adjustment of the section box girder mainly adopts four independent hydraulic jacks to adjust the space attitude of the section girder or adjusts the transportation of the section girder through a bridge girder erection crane. The three-dimensional precision of the box girder adjusted by adopting the independent hydraulic jack is poor, other equipment is needed to convey the girder body to the area to be adjusted, the longitudinal movement and the three-dimensional adjustment of the box girder cannot be completed independently, and the three-dimensional adjustment process of the box girder is complex and the construction period is long. And adopt the bridge crane to carry out the transportation and the adjustment of festival section case roof beam, though can carry out the transportation and the regulation of festival section case roof beam, but slightly rock during the construction, receive the wind-force influence great, the fine tuning is not enough, can't accurate positioning. Moreover, the bridge girder erection machine needs to be assembled firstly, so that the required construction period is long and the construction cost is high;

(2) when the prefabricated section beam is hoisted to the transportation trolley, the section beam cannot be accurately placed, so that center deviation is caused, the integral gravity center is unstable, and certain potential safety hazards are brought.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a three-dimensional transport trolley suitable for adjusting the space attitude of a section box girder, and solves the problems.

In order to achieve the purpose, the invention is realized by the following technical scheme: the three-dimensional transport trolley comprises an upper-layer structure assembly, a lower-layer structure assembly and a control cabinet, wherein the upper-layer structure assembly and the lower-layer structure assembly are connected, the lower-layer structure assembly is electrically connected with the control cabinet, and an auxiliary positioning assembly is fixedly arranged on the top end surface of the upper-layer structure assembly;

the auxiliary positioning assembly comprises an auxiliary positioning base plate and a side auxiliary positioning plate moving on the auxiliary positioning base plate, wherein a storage groove is formed in the top surface of the auxiliary positioning base plate, guide grooves are formed in two sides of the storage groove formed in the auxiliary positioning base plate, guide blocks are fixedly arranged at two ends of the bottom of the side auxiliary positioning plate and are arranged in the guide grooves in a sliding mode, built-in hydraulic cylinders are rotatably arranged on two sides of the interior of the storage groove, a rotating connecting piece is rotatably arranged at the middle end of the bottom of the side auxiliary positioning plate, the built-in hydraulic cylinders are rotatably connected with the rotating connecting piece, a mounting base surface is arranged on the upper surface of the auxiliary positioning base plate, the problem that a prefabricated section beam cannot be accurately placed when being hoisted to a transport trolley is solved, the center deviation and the integral gravity center is unstable is caused, bringing about certain potential safety hazard.

As a further scheme of the invention: the two built-in hydraulic cylinders are arranged in the storage groove and are arranged in the storage groove in a central symmetry mode, the whole length value of the maximum stroke of the built-in hydraulic cylinders is larger than half of the length value of the diagonal line of the auxiliary positioning substrate, and the whole thickness value of the built-in hydraulic cylinders is smaller than the depth value of the storage groove.

As a further scheme of the invention: the storage groove is a groove with two penetrating sides, the center position of the storage groove is coincided with the center position of the auxiliary positioning substrate, and the width value of the storage groove is between two thirds and three fourths of the width value of the auxiliary positioning substrate.

As a further scheme of the invention: the bottom of each guide block is rotatably provided with a bearing wheel, and the bearing wheel is in contact with the bottom of the guide groove.

As a further scheme of the invention: the guide groove is symmetrically arranged on the auxiliary positioning substrate, and the side walls of the two sides of the guide groove are not in contact with the two sides of the bearing wheel at the bottom of the guide block.

As a further scheme of the invention: the upper structure assembly comprises an upper structure main body piece, vertical jacks are fixedly arranged at four corners of the top of the upper structure main body piece, a steering sleeve is fixedly arranged at the middle position of the upper structure main body piece, and the vertical jacks are driven synchronously on the surface of the top of the upper structure main body piece.

As a further scheme of the invention: the lower structure subassembly includes lower structure main part spare, bottom one side of lower structure main part spare is rotated and is provided with the action wheel, the bottom opposite side of lower structure main part spare is rotated and is provided with from the driving wheel, the action wheel is the coplanar with the bottom from the driving wheel, and the top surface central point of lower structure main part spare puts and is provided with the rotation piece, the both sides same department of lower structure main part rotates and is provided with the translation hydro-cylinder, the inside of lower structure main part spare is provided with horizontal jack.

As a further scheme of the invention: the moving ends of the two translation oil cylinders are communicated with the side wall of the upper structure main body piece.

Through the mutual cooperation of the upper-layer structure assembly and the lower-layer structure assembly, the longitudinal movement and the three-dimensional adjustment of the box girder can be independently completed, the three-dimensional adjustment process of the box girder is simple, the construction period meets the requirement of precision fine adjustment, the box girder can be accurately positioned, and the construction cost is low.

Advantageous effects

The invention provides a three-dimensional transport trolley suitable for adjusting the space attitude of a section box girder. Compared with the prior art, the method has the following beneficial effects:

1. a three-dimensional transportation trolley suitable for adjusting the space attitude of a segment box girder is characterized in that an auxiliary positioning substrate and a side auxiliary positioning plate moving on the auxiliary positioning substrate are used, a storage groove is formed in the top surface of the auxiliary positioning substrate, guide grooves are formed in two sides of the storage groove formed in the auxiliary positioning substrate, guide blocks are fixedly arranged at two ends of the bottom of the side auxiliary positioning plate and are arranged in the guide grooves in a sliding mode, built-in hydraulic cylinders are rotatably arranged on two sides of the interior of each storage groove, a rotating connecting piece is rotatably arranged at the middle end of the bottom of the side auxiliary positioning plate, the built-in hydraulic cylinders are rotatably connected with the rotating connecting piece, a mounting base surface is arranged on the upper surface of the auxiliary positioning substrate, the problem that when a prefabricated segment girder is hoisted to the transportation trolley, accurate placement cannot be carried out, so that center deviation and unstable integral gravity center are caused is solved, bringing about certain potential safety hazard.

2. A three-dimensional transport trolley suitable for adjusting the space posture of a segmental box girder is characterized in that vertical jacks are fixedly arranged at four corners of the top of an upper structure body piece, a steering sleeve is fixedly arranged at the middle position of the upper structure body piece, a plurality of vertical jacks are synchronously driven on the top surface of the upper structure body piece, one side of the bottom of a lower structure body piece is rotatably provided with a driving wheel, the other side of the bottom of the lower structure body piece is rotatably provided with a driven wheel, the bottoms of the driving wheel and the driven wheel are in the same plane, a rotating piece is arranged at the central position of the top surface of the lower structure body piece, translation oil cylinders are rotatably arranged at the same ends of two sides of the lower structure body piece, transverse jacks are arranged in the lower structure body piece, so that the transverse jacks can independently complete the longitudinal movement and the three-dimensional adjustment of the box girder, the three-dimensional adjustment process of the box girder is simple, and the precision fine adjustment can be met by the end of the construction period, the positioning can be accurately realized, and the construction cost is low.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a schematic view of a superstructure assembly of the present invention;

FIG. 3 is a schematic view of the structure of the lower layer assembly of the present invention;

FIG. 4 is a schematic top view of the present invention;

FIG. 5 is a schematic side view of the present invention;

FIG. 6 is a schematic view of an auxiliary positioning assembly according to the present invention.

In the figure: 1. an upper layer structure component; 11. an upper structural body member; 12. a vertical jack; 13. a steering sleeve; 2. a lower layer structure assembly; 21. a lower structural body member; 22. a driving wheel; 23. a rotating member; 24. a driven wheel; 25. a translation oil cylinder; 26. a transverse jack; 3. an auxiliary positioning assembly; 31. auxiliary positioning of the substrate; 32. a guide block; 33. a guide groove; 34. a storage tank; 35. rotating the connecting piece; 36. a hydraulic cylinder is arranged in the cylinder; 37. a side auxiliary positioning plate; 38. arranging a base surface; 4. a control cabinet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a three-dimensional transport trolley suitable for adjusting the space attitude of a section box girder comprises an upper-layer structure assembly 1, a lower-layer structure assembly 2 and a control cabinet 4, wherein the upper-layer structure assembly 1 is connected with the lower-layer structure assembly 2, the lower-layer structure assembly 2 is electrically connected with the control cabinet 4, and an auxiliary positioning assembly 3 is fixedly arranged on the top end surface of the upper-layer structure assembly 1;

the auxiliary positioning assembly 3 comprises an auxiliary positioning base plate 31 and side auxiliary positioning plates 37 moving on the auxiliary positioning base plate 31, wherein a storage groove 34 is formed on the top surface of the auxiliary positioning base plate 31, guide grooves 33 are formed on two sides of the storage groove 34 formed on the auxiliary positioning base plate 31, guide blocks 32 are fixedly arranged at two ends of the bottom of each side auxiliary positioning plate 37, the guide blocks 32 are slidably arranged in the guide grooves 33, built-in hydraulic cylinders 36 are rotatably arranged on two sides of the inside of the storage groove 34, a rotating connecting piece 35 is rotatably arranged at the middle end of the bottom of each side auxiliary positioning plate 37, the built-in hydraulic cylinders 36 are rotatably connected with the rotating connecting piece 35, a mounting base surface 38 is arranged on the upper surface of the auxiliary positioning base plate 31, two built-in hydraulic cylinders 36 are arranged in the storage groove 34, and the two built-in hydraulic cylinders 36 are arranged in the storage groove 34 in a central symmetry manner, the whole length value of the maximum stroke of the built-in hydraulic cylinder 36 is larger than half of the length value of the diagonal line of the auxiliary positioning base plate 31, the whole thickness value of the built-in hydraulic cylinder 36 is smaller than the depth value of the storage groove 34, the storage groove 34 is a groove with two sides penetrating, the center position of the storage groove 34 is coincided with the center position of the auxiliary positioning base plate 31, the width value of the storage groove 34 is between two thirds and three fourths of the width value of the auxiliary positioning base plate 31, the bottom of each guide block 32 is rotatably provided with a bearing wheel, the bearing wheel is contacted with the bottom of the guide groove 33, the guide grooves 33 are symmetrically arranged on the auxiliary positioning base plate 31, and the side walls on the two sides of the guide groove 33 are not contacted with the two sides of the bearing wheel at the bottom of the guide block 32;

when the prefabricated section beam is transferred and placed from the die, the prefabricated section beam is transferred and placed above the auxiliary positioning assembly 3 firstly, the descending height is between the heights of the side auxiliary positioning plates 37, the built-in hydraulic cylinder 36 is started at the moment, the side auxiliary positioning plates 37 on the two sides of the auxiliary positioning base plate 31 are in contact with the two sides of the section beam, the central positions of the two sides of the section beam are longitudinally overlapped with the central position of the auxiliary positioning assembly 3 under the action of the side auxiliary positioning plates 37, and the transferring stability is good at the moment.

The superstructure 1 comprises an upper structure main body piece 11, vertical jacks 12 are fixedly arranged at four corners of the top of the upper structure main body piece 11, a steering sleeve 13 is fixedly arranged at the middle position of the upper structure main body piece 11, and the vertical jacks 12 are synchronously driven on the top surface of the upper structure main body piece 11;

the steering sleeve 13 is a long kidney-shaped hole member, the steering sleeve 13 is matched with the rotating member 23 on the lower layer structure assembly 2, and the rotating member 23 can rotate and slide between the steering sleeves 13.

The lower-layer structure assembly 2 comprises a lower-layer structure body 21, a driving wheel 22 is rotatably arranged on one side of the bottom of the lower-layer structure body 21, a driven wheel 24 is rotatably arranged on the other side of the bottom of the lower-layer structure body 21, the bottoms of the driving wheel 22 and the driven wheel 24 are in the same plane, a rotating part 23 is arranged at the center of the top surface of the lower-layer structure body 21, translation oil cylinders 25 are rotatably arranged at the same ends of the two sides of the lower-layer structure body 21, a transverse jack 26 is arranged in the lower-layer structure body 21, the moving ends of the two translation oil cylinders 25 are communicated with the side wall of the upper-layer structure body 11, when the two translation oil cylinders 25 synchronously and reversely operate, the two translation oil cylinders 25 drive the upper-layer structure assembly 1 on the upper layer of the lower-layer structure assembly 2 to rotate, so that angular rotation can be carried out, and when the two translation oil cylinders 25 synchronously and reversely operate, the two translation cylinders 25 drive the superstructure assembly 1 to perform a transverse displacement along the oblong hole on the steering sleeve 13.

When the trolley is used, firstly, all actions in the running process of the trolley are finished through the control cabinet 4. Secondly, a trolley walking pump station switch is opened in the control cabinet 4, the driving wheel 22 is controlled to move forwards or backwards along the track so as to achieve the purpose of longitudinal movement of the trolley, and the section beam is longitudinally moved to a specified position. And thirdly, opening a jacking oil cylinder control switch of the vertical jack 12 in the control cabinet 4 to realize the displacement of the upper structure of the trolley in the vertical direction, thereby achieving the purpose of adjusting the elevation of the segmental beam body. And fourthly, opening a rotating or translating oil cylinder 25 of a transverse jack 26 in the control cabinet 4 to control a switch, so that the section beam body rotates or transversely, and the purpose of adjusting the axis of the box beam is achieved. Fifthly, after the section beam is spliced by glue and is switched to be supported, all jacks recover to the original positions, the trolley is longitudinally moved to the position of the next section, and the whole beam is spliced in sequence.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention. Furthermore, "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.