1. The utility model provides a nuclear power blast valve maintains mounting fixture device, is including placing case (1), its characterized in that: an opening is symmetrically formed in the middle of the top of the placing box (1), supporting columns (9) are arranged in the openings, the bottoms of the supporting columns (9) are connected with toothed plates (17), a bidirectional power gear (18) is meshed below the toothed plate (17) on one side, a first driven gear (19) is connected below the toothed plate (17) on the other side through a second driven gear (20), the bidirectional power gear (18) is in belt connection with the first driven gear (19), and the first driven gear (19) is driven by a motor; the supporting column (9) is provided with a groove (10), a sliding rod (12) is fixedly arranged in the groove (10), the sliding rod (12) is provided with two second sliding blocks (3), the second sliding blocks (3) are respectively connected with clamping plates (14), and the two clamping plates (14) are driven by a power driving mechanism to realize interval change.

2. The nuclear power blast valve maintenance fixing clamp device according to claim 1, characterized in that: the two clamping plates (14) are driven by a power driving mechanism to realize the change of the distance between the two second sliding blocks (3) and are provided with a first linear driving mechanism, one of the two second sliding blocks (3) is fixedly connected with a fixed seat of the first linear driving mechanism, and the other one of the two second sliding blocks is fixedly connected with the free end of the first linear driving mechanism.

3. The nuclear power blast valve maintenance fixing clamp device according to claim 1, characterized in that: the two clamping plates (14) are driven by a power driving mechanism to realize the change of the distance, second fixing blocks (16) are further respectively arranged on the supporting columns (9) close to the two ends of the groove, and an electric telescopic rod (15) is arranged between the clamping plates (14) and the second fixing blocks (16).

4. The nuclear power blast valve maintenance fixing clamp device according to claim 1, characterized in that: fixing columns (2) are symmetrically arranged on two side edges above the placing box (1), and a supporting column limiting device is arranged between the supporting column (9) and the fixing columns (2); support column stop device is including setting up the second straight line actuating mechanism between support column (9) and fixed column (2), second straight line actuating mechanism is on a parallel with two-way power gear (18) along the direction of pinion rack (17) motion, second straight line actuating mechanism's fixing base fixed connection support column (9), second straight line actuating mechanism's free end fixed connection is on fixed column (2), perhaps second straight line actuating mechanism's fixing base fixed connection fixed column (2), second straight line actuating mechanism's free end fixed connection is on support column (9).

5. The nuclear power blast valve maintenance fixing clamp device according to claim 4, characterized in that: the support column limiting device comprises a first sliding block (6), a first fixing block (8) and a hinge rod (7), a limiting groove (4) is formed in each fixing column (2), a limiting rod (5) is fixedly arranged in each limiting groove (4), two first sliding blocks (6) are arranged on each limiting rod (5), two first fixing blocks (8) are arranged on one side, close to the fixing columns (2), of the support column (9) respectively, and the hinge rod (7) is hinged between each first fixing block (8) and the corresponding first sliding block (6).

6. The nuclear power blast valve maintenance fixing jig device according to claim 1, characterized in that: placing case (1) bottom and still setting up and removing stop gear, remove stop gear including setting up supporting seat (21) placing case (1) bottom, fluting (25) are established respectively at the both ends of supporting seat (21), remove main part (23) in fluting (25), remove main part (23) bottom fixedly connected with and remove wheel (24), remove and set up elastic element between main part (23) top and supporting seat (21).

7. The nuclear power blast valve maintenance fixing jig device according to claim 6, characterized in that: the elastic element is an inflatable air bag (22), the inflatable air bag (22) is connected with an inflation tube (11), the inflation tube (11) extends out of the supporting seat (21), and the end part of the inflation tube is provided with an inflation hole (3).

8. The nuclear power blast valve maintenance fixing jig device according to claim 7, characterized in that: a compression spring (26) is arranged outside the inflatable air bag (22) and between the top of the movable body (23) and the supporting seat (21).

9. The nuclear power blast valve maintenance fixing jig device according to claim 7, characterized in that: an inflation valve is arranged on the inflation hole (3).

Background

The fusion of light atomic nucleus and the fission of heavy atomic nucleus can release energy which is respectively called nuclear fusion energy and nuclear fission energy, a large amount of heat is released during fusion or fission, the energy is converted according to nuclear energy, mechanical energy and electric energy, the electric power can be called nuclear power, the nuclear power explosion valve needs to be maintained regularly, and a nuclear power explosion valve maintenance fixing clamp device needs to be used in the maintenance process.

Traditional nuclear power blast valve maintains mounting fixture device structure is comparatively single, and the function is comparatively single, has the unstable condition of nuclear power blast valve centre gripping, causes the nuclear power blast valve to drop easily in the maintenance process, has delayed the working process, extravagant a large amount of manpower and material resources, still has the problem that can not remove mounting fixture device at will, and the device often can only be fixed a bit, and the practicality is relatively poor, in order to solve above-mentioned problem, needs to design a neotype nuclear power blast valve and maintains mounting fixture device.

Disclosure of Invention

In order to solve the problems, the invention provides a nuclear power explosion valve maintenance fixing clamp device which is stable in clamping and higher in precision.

The technical scheme adopted by the invention is as follows: a nuclear power explosion valve maintenance fixing clamp device comprises a placing box, wherein an opening is symmetrically formed in the middle of the top of the placing box, supporting columns are arranged in the opening, the bottom of each supporting column is connected with a toothed plate, the lower part of the toothed plate on one side is meshed with a bidirectional power gear, the lower part of the toothed plate on the other side is connected with a first driven gear through a second driven gear, the bidirectional power gear is in belt connection with the first driven gear, and the first driven gear is driven by a motor; the support column is provided with a groove, a slide bar is fixedly arranged in the groove, the slide bar is provided with two second slide blocks, the second slide blocks are respectively connected with the clamping plates, and the two clamping plates are driven by a power driving mechanism to realize interval change.

The two clamping plates are driven by the power driving mechanism to realize the change of the distance, a first linear driving mechanism is arranged between the two second sliding blocks, one of the two second sliding blocks is fixedly connected with a fixed seat of the first linear driving mechanism, and the other one of the two second sliding blocks is fixedly connected with a free end of the first linear driving mechanism.

The two clamping plates are driven by the power driving mechanism to realize interval change, second fixing blocks are further respectively arranged on the supporting columns and close to the two ends of the groove, and an electric telescopic rod is arranged between the clamping plates and the second fixing blocks.

Fixed columns are symmetrically arranged on two side edges above the placing box, and a supporting column limiting device is arranged between each supporting column and each fixed column; the support column limiting device comprises a second linear driving mechanism arranged between a support column and a fixed column, the second linear driving mechanism is parallel to the direction of the movement of the bidirectional power gear along the toothed plate, the fixed seat of the second linear driving mechanism is fixedly connected with the support column, the free end of the second linear driving mechanism is fixedly connected to the fixed column, or the fixed seat of the second linear driving mechanism is fixedly connected with the fixed column, and the free end of the second linear driving mechanism is fixedly connected to the support column.

The support column limiting device comprises a first sliding block, a first fixing block and a hinge rod, a limiting groove is formed in each fixing column, the limiting grooves are fixedly provided with the limiting rods, two first sliding blocks are arranged on the limiting rods, one side, close to the fixing columns, of the support column is provided with two first fixing blocks respectively, and the hinge rods are hinged between the first fixing blocks and the first sliding blocks.

Placing the bottom half and still setting up and removing stop gear, remove stop gear including setting up at the supporting seat of placing the bottom half, the fluting is established respectively at the both ends of supporting seat, removes the main part in the fluting, removes main part bottom fixedly connected with and removes the wheel, removes and sets up elastic element between main part top and the supporting seat.

The elastic element is an inflatable air bag which is connected with an inflation tube, the inflation tube extends out of the supporting seat, and the end part of the inflation tube is provided with an inflation hole.

A compression spring is arranged outside the inflatable air bag and between the top of the movable main body and the supporting seat.

An inflation valve is arranged on the inflation hole.

The invention has the beneficial effects that: the design of the gear and the toothed plate drives the clamping plate to move in the horizontal direction, so that the fixed clamp can clamp the nuclear power explosion valve in the horizontal direction; the design of first linear drive mechanism or electric telescopic handle drives the vertical direction displacement of grip block, has realized that mounting fixture is to the centre gripping of the vertical direction of nuclear power blasting valve, through the horizontal and fore-and-aft two-way centre gripping of mounting fixture, can be more firm with the centre gripping of nuclear power blasting valve, and the precision is higher, and the practicality is stronger.

Drawings

Fig. 1 is a schematic structural view of the present invention without a movement limiting mechanism.

Fig. 2 is a schematic structural view of the present invention with a movement limiting mechanism.

In the figure: the device comprises a placing box, 2-fixing columns, 3-inflating holes, 4-limiting grooves, 5-limiting rods, 6-first sliding blocks, 7-hinged rods, 8-first fixing blocks, 9-supporting columns, 10-grooves, 11-inflating pipes, 12-sliding rods, 13-second sliding blocks, 14-clamping plates, 15-electric telescopic rods, 16-second fixing blocks, 17-toothed plates, 18-bidirectional power gears, 19-first driven gears, 20-second driven gears, 21-supporting seats, 22-airbags, 23-moving bodies, 24-moving wheels, 25-grooves and 26-compression springs.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without any creative effort belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

As shown in fig. 1, a nuclear power explosion valve maintenance fixing clamp device comprises a placing box 1, openings are symmetrically formed in the middle of the top of the placing box 1, supporting columns 9 are arranged in the two openings, the supporting columns 9 can horizontally move in the openings, toothed plates 17 are connected to the bottoms of the two supporting columns 9, a bidirectional power gear 18 is meshed below the left toothed plate 17, a first driven gear 19 is connected below the right toothed plate 17 through a second driven gear 20, the bidirectional power gear 18 is in belt connection with the first driven gear 19, and the first driven gear 19 is driven by a motor; the motor drives the bidirectional power gear 18 to rotate, the bidirectional power gear 18 drives the first driven gear 19 to rotate in the same direction through the belt, the second driven gear 20 is meshed with the first driven gear 19, the second driven gear 20 rotates in the opposite direction of the bidirectional power gear 18, and then the right toothed plate 17 and the left toothed plate 17 which are meshed with the second driven gear 20 move in the opposite direction, so that the two toothed plates are mutually close to or mutually far away from each other. The supporting column 9 is provided with a groove 10, a sliding rod 12 is fixedly arranged in the groove 10, the sliding rod 12 is provided with two second sliding blocks 3, the second sliding blocks 3 are respectively connected with clamping plates 14, and the two clamping plates 14 are driven by a power driving mechanism to realize interval change.

The two clamping plates 14 are driven by a power driving mechanism to realize the distance change, and one realization form is as follows: a first linear driving mechanism is arranged between the two second sliding blocks 3, one of the two second sliding blocks 3 is fixedly connected with a fixed seat of the first linear driving mechanism, and the other one of the two second sliding blocks 3 is fixedly connected with a free end of the first linear driving mechanism. The other realization form is as follows: the supporting column 9 is also provided with second fixing blocks 16 close to the two ends of the groove respectively, and an electric telescopic rod 15 is arranged between the clamping plate 14 and the second fixing blocks 16.

The design of the gear and the toothed plate drives the clamping plate to move in the horizontal direction, so that the fixed clamp can clamp the nuclear power explosion valve in the horizontal direction; the design of first linear drive mechanism or electric telescopic handle drives the vertical direction displacement of grip block, has realized that mounting fixture is to the centre gripping of the vertical direction of nuclear power blasting valve, through the horizontal and fore-and-aft two-way centre gripping of mounting fixture, can be more firm with the centre gripping of nuclear power blasting valve, and the precision is higher, and the practicality is stronger. The horizontal direction and the vertical direction are according to the directions shown in the figures, the description is convenient, the fixing clamp is not limited, and the displacement direction of the clamping plate is correspondingly changed when the fixing clamp is adjusted according to the use space and the position.

Fixed columns 2 are symmetrically arranged on two side edges above the placing box 1, and a supporting column limiting device is arranged between the supporting column 9 and the fixed columns 2; the support column limiting device comprises a second linear driving mechanism arranged between a support column 9 and a fixed column 2, the second linear driving mechanism is parallel to the direction of the movement of the bidirectional power gear 18 along the toothed plate 17, the fixed seat of the second linear driving mechanism is fixedly connected with the support column 9, the free end of the second linear driving mechanism is fixedly connected to the fixed column 2, or the fixed seat of the second linear driving mechanism is fixedly connected to the fixed column 2, and the free end of the second linear driving mechanism is fixedly connected to the support column 9.

Support column stop device includes first slider 6, first fixed block 8 and hinge bar 7, spacing groove 4 has all been seted up in every fixed column 2, all fixed gag lever post 5 that is provided with in the spacing groove 4, be provided with two first sliders 6 on the gag lever post 5, one side that is close to fixed column 2 on the support column 9 is provided with two first fixed blocks 8 respectively, it has hinge bar 7 to articulate between first fixed block 8 and the first slider 6, 7 one ends of hinge bar are articulated with first fixed block 8, the other end is articulated with first slider 6.

As shown in fig. 2, the bottom of the placing box 1 is further provided with a moving limiting mechanism, the moving limiting mechanism comprises a supporting seat 21 arranged at the bottom of the placing box 1, two ends of the supporting seat 21 are respectively provided with a slot 25, a moving body 23 is arranged in the slot 25, the bottom of the moving body 23 is fixedly connected with a moving wheel 24, and an elastic element is arranged between the top of the moving body 23 and the supporting seat 21.

The elastic element is an inflatable air bag 22, the inflatable air bag 22 is connected with an inflation tube 11, the inflation tube 11 is respectively connected with the two air bags 22, the inflation tube 11 extends out of the supporting seat 21, the end part is provided with an inflation hole 3, and the inflation hole 3 is provided with an inflation valve.

When the nuclear power explosion valve maintenance fixing clamp works, the inflatable air bag is not inflated, the bottom of the supporting seat is in contact with the ground, the supporting and placing box 1 is supported, when the nuclear power explosion valve maintenance fixing clamp needs to be moved, the inflatable air bag is inflated through the inflation hole and the inflation pipe, the inflatable air bag expands, the moving main body and the moving wheel are downwards extruded, the moving wheel is in contact with the ground, and then the nuclear power explosion valve maintenance fixing clamp can be moved to a proper position.

A compression spring 26 is provided outside the inflatable bladder 22 between the top of the moving body 23 and the support seat 21. The compression spring 26 is in contact with the support base 21 to protect the inflatable airbag to a certain extent.

The first linear driving mechanism and the second linear driving mechanism can adopt hydraulic cylinders, pneumatic cylinders and electric push rods.

The working principle of the invention is as follows: when the device works, the motor is externally connected with a power supply, the motor rotates to drive the bidirectional power gear 18 to rotate, the bidirectional power gear 18 can drive the first driven gear 19 to drive, the first driven gear 19 drives the second driven gear 20 to rotate, when the bidirectional power gear 18 and the second driven gear 20 rotate simultaneously, the two toothed plates 17 move towards the mutually approaching direction, the two toothed plates 17 can drive the two supporting columns 9 to approach each other, the two supporting columns 9 move to pull the first sliding blocks 6, and further the first fixing blocks 8 are pulled through the hinge rods 7, and as the fixing columns 2 are fixed, the two first sliding blocks 6 on the same fixing column 2 can approach each other, so that the nuclear power explosion valve is clamped in the left and right directions; first fixed block 8 and first slider 6 have played the limiting displacement to two fixed columns 2, after the distance adjustment between two fixed columns 2 finishes, with 15 external power supply of electric telescopic handle, under the cooperation of second slider 13, electric telescopic handle 15 drives grip block 14 and moves down, and then it is fixed to carry out the centre gripping of direction from top to bottom to the nuclear power explosion valve, utilize horizontal and fore-and-aft two-way centre gripping, can be with more firm of nuclear power explosion valve centre gripping, the precision is higher.

When the device is not required to be moved, the supporting seat 21 can support the device, when the device is required to be moved, the air bag 22 is inflated through the inflation hole 3, the air bag 22 is inflated to press the moving body 23 downwards, the moving wheel 24 is made to move downwards to contact the bottom surface, and the device is moved to a proper position through the moving wheel 24.