CN219926022U

CN219926022U - Portable subway line maintenance case

Info

Publication number: CN219926022U
Application number: CN202321198272.8U
Authority: CN
Inventors: 张伟
Original assignee: Zhengzhou Metro Group Co ltd
Current assignee: Zhengzhou Metro Group Co ltd
Priority date: 2023-05-16
Filing date: 2023-05-16
Publication date: 2023-10-31
Anticipated expiration: 2033-05-16

Abstract

The utility model relates to the technical field of workshop storage methods or devices convenient for storing and taking workpieces, tools or instruments, and discloses a portable subway line maintenance box which comprises a maintenance box shell, wherein a storage box is connected inside the maintenance box shell in a sliding manner, a storage hole is formed in the upper side of the storage box, a clamping block is arranged on the lower side of the storage box, a clamping groove is formed in the upper side of the clamping block, a first sliding cover and a second sliding cover are arranged on the upper side of the maintenance box shell, a handle is fixedly connected to the upper side of the second sliding cover, a transmission shaft is connected to the left side of the storage box in a rotating manner, the left end of the transmission shaft is connected to the left wall of the maintenance box shell in a rotating manner, and a gear is fixedly connected to the outer surface of the transmission shaft.

Description

Portable subway line maintenance case

Technical Field

The utility model relates to the technical field of workshop storage methods or devices convenient for storing and taking workpieces, tools or instruments, in particular to a portable subway line maintenance box.

Background

The line maintenance refers to the work that the power transmission line aims at eliminating defects, improving the equipment health level, preventing accidents and guaranteeing the safe operation of the line according to the problems found by inspection, detection and test, and corresponding maintenance equipment needs to be carried when the power transmission line is maintained, wherein the subway is an important travel mode of people at present, and the line maintenance of the subway needs to be more frequent so as to prevent accidents from affecting the travel of people.

Usually, the maintenance tool can be placed in the maintenance box, so that the maintenance box is convenient to carry, most maintenance boxes are portable maintenance boxes, but because part of circuits are high in maintenance equipment precision and high in cost, equipment is clamped tightly through the corresponding grooves in the boxes, and the maintenance tool has a stabilizing and protecting effect, but maintenance staff needs to frequently take and place when maintaining the circuits, and because the equipment and the grooves are clamped tightly, the maintenance staff is inconvenient to take, physical consumption is increased, and the efficiency of circuit maintenance is affected.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the portable subway line maintenance box which is provided with the functions of enabling a maintenance tool to be clamped with the maintenance box when the box is closed and enabling the storage box to be lifted when the maintenance box is opened, so that the clamping state between the maintenance tool and the maintenance box is relieved, workers can take out the tool from the storage box more labor-saving, and maintenance efficiency is greatly improved.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a portable subway line overhauls case, includes the maintenance case shell, the inside sliding connection of maintenance case shell has the thing box of putting, has seted up the upside of putting the thing box and has put the thing hole, and the downside of putting the thing box is provided with the joint piece, and the joint groove has been seted up to the upside of joint piece, and the upside of maintenance case shell is provided with slip lid one and slip lid two, and the upside fixedly connected with handle of slip lid two is rotated in the left side of putting the thing box and is connected with the transmission shaft, and the left end rotation of transmission shaft is connected on the left wall of maintenance case shell.

Preferably, the outer surface fixedly connected with gear of transmission shaft, the gear is sector gear, the outer surface fixedly connected with transfer line one of transmission shaft, transfer line one sets up in the right side of gear, and the upside of transfer line one rotates to be connected in the downside of sliding cover one, and the outer surface fixedly connected with transfer line two of transmission shaft, and the upside of transfer line two rotates to be connected with transfer line three.

Preferably, the upper side of the transmission rod III is rotationally connected to the left side of the storage box, the left wall of the overhaul box shell is rotationally connected with the transmission rod IV, the upper side of the transmission rod IV is rotationally connected to the lower side of the sliding cover I, the lower side of the sliding cover II is also provided with a transmission shaft and parts connected with the transmission shaft, the two transmission shafts and the parts connected with the transmission shaft are in mirror image arrangement and have the same connection structure, and the two gears are meshed and connected.

Preferably, the upside of maintenance case shell is provided with the lifter, and the front side of lifter rotates with the front side of maintenance case shell to be connected, and the rear side of lifter rotates with the rear side of maintenance case shell to be connected, and the upside fixedly connected with locking piece of sliding cover one, the locking groove has been seted up to the upside of locking piece, and the front wall of locking groove extends the front side of locking piece, and the upside fixedly connected with fixed block of sliding cover two, the upside fixedly connected with locking post of fixed block, and the locking post cooperatees with the locking groove, and the upside of locking piece is provided with the axis of rotation.

Preferably, the upside fixedly connected with runner of axis of rotation, the lower extreme of axis of rotation rotates and runs through into the inside of locking piece, and the right side of locking piece is seted up flutedly, and the diapire in groove extends into the locking inslot, and the inside of groove is provided with dead lever two, and dead lever two's left side fixedly connected with dead lever one, and dead lever one's left side fixedly connected with is at the surface of axis of rotation, and dead lever two's left side fixedly connected with locking head, dead lever two's left side fixedly connected with extension spring, extension spring's left end fixedly connected with is on the left wall in groove.

(III) beneficial effects

Compared with the prior art, the utility model provides the portable subway line maintenance box, which has the following beneficial effects:

(1) This portable subway line overhauls case, through holding the handle and moving forward, the handle drives slide cover two synchronous forward side and moves, slide cover two drives transfer line four and rotates, slide cover two drives transfer line one and rotates with the transmission shaft as the centre of a circle, transfer line one drives the transmission shaft and rotates in step, the transmission shaft drives transfer line two and rotates in step, transfer line two drives transfer line three and moves in step, transfer line three drives and put thing box and move upward, the gear drives the meshing connecting gear and rotates, according to the transmission line of above-mentioned known rear side gear, slide cover is synchronous to move backward, put thing box and move upward, put the inside instrument of thing hole and move upward in step, the joint state of instrument and joint groove is relieved, can make the workman open the maintenance case shell in the time, through putting thing box to rise and remove the joint state of instrument and joint groove, make the workman take out the instrument from putting in the thing box more laborsaving, maintenance efficiency improves greatly.

(2) This portable subway line overhauls case, through anticlockwise rotation runner, the runner drives the dead lever and rotates together step by step, dead lever is driven dead lever two and is rotated in step, the extension spring becomes tensile state this moment, dead lever two drive locking head rotates in step, locking state of locking head and locking post is relieved, afterwards, pulling handle forward just can open the maintenance case, when needs are closed, according to the above-mentioned knowledge, when closing the maintenance case, the inclined plane of locking post and locking head contacts and promotes the locking head and remove, the extension spring is in tensile state this moment, afterwards the locking post removes to the locking inslot, the extension spring begins to reset, drive locking head and reset in step, the mode that locking head and locking post accomplished the locking state can make the release of locking of simpler quick between sliding cover one and the sliding cover two, make the locking of maintenance case more quick stable.

Drawings

FIG. 1 is a schematic diagram of a portable subway line inspection box structure according to the utility model;

FIG. 2 is a schematic view of the internal transmission structure of the service box of the utility model;

FIG. 3 is a schematic view of a connection structure of the clamping block according to the present utility model;

FIG. 4 is a schematic cross-sectional view of the service box of the present utility model.

In the figure: 1. an access box housing; 11. a lifting rod; 12. a storage box; 13. a storage hole; 2. a first sliding cover; 21. a locking block; 22. a groove; 3. a sliding cover II; 31. a handle; 32. a fixed block; 33. a locking post; 4. a transmission shaft; 41. a gear; 42. a transmission rod I; 43. a transmission rod II; 44. a transmission rod III; 45. a transmission rod IV; 5. a rotating shaft; 51. a rotating wheel; 52. a first fixed rod; 53. a second fixing rod; 54. a locking head; 55. a tension spring; 6. a clamping block; 61. and a clamping groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, the present utility model provides a new technical solution: a portable subway line maintenance box comprises a maintenance box shell 1, a storage box 12 is slidingly connected in the maintenance box shell 1, a storage hole 13 is formed in the upper side of the storage box 12, a clamping block 6 is arranged on the lower side of the storage box 12, a clamping groove 61 is formed in the upper side of the clamping block 6, a first sliding cover 2 and a second sliding cover 3 are arranged on the upper side of the maintenance box shell 1, a handle 31 is fixedly connected to the upper side of the second sliding cover 3, a transmission shaft 4 is rotatably connected to the left side of the storage box 12, the left end of the transmission shaft 4 is rotatably connected to the left wall of the maintenance box shell 1, a gear 41 is fixedly connected to the outer surface of the transmission shaft 4, the gear 41 is a sector gear, a transmission rod 42 is fixedly connected to the outer surface of the transmission shaft 4, the transmission rod 42 is arranged on the right side of the gear 41, the upper side of the transmission rod 42 is rotatably connected to the lower side of the first sliding cover 2, a transmission rod 43 is fixedly connected to the outer surface of the transmission shaft 4, the upper side of the transmission rod II 43 is rotationally connected with a transmission rod III 44, the upper side of the transmission rod III 44 is rotationally connected to the left side of the storage box 12, the left wall of the overhaul box shell 1 is rotationally connected with a transmission rod IV 45, the upper side of the transmission rod IV 45 is rotationally connected to the lower side of the sliding cover I2, the lower side of the sliding cover II 3 is also provided with a transmission shaft 4 and parts connected with the transmission shaft 4, the two transmission shafts 4 and the parts connected with the transmission shaft 4 are in mirror image arrangement and have the same connection structure, the two gears 41 are meshed and connected, when the overhaul box is needed to be used, a worker holds a handle 31 to move forwards, the handle 31 drives the sliding cover II 3 to synchronously move forwards, the sliding cover II 3 drives the transmission rod IV 45 to rotate, the sliding cover II 3 drives the transmission rod I42 to rotate by taking the transmission shaft 4 as a circle center, the transmission rod I42 drives the transmission shaft 4 to synchronously rotate, the transmission shaft 4 drives the transmission rod II 43 to synchronously rotate, the transmission rod II 43 drives the transmission rod III 44 to synchronously move, the transmission rod III 44 drives the storage box 12 to move upwards, the gear 41 drives the meshing connection gear 41 to rotate, according to the transmission route of the rear side gear 41, the sliding cover I2 synchronously moves backwards, the storage box 12 moves upwards, tools in the storage hole 13 synchronously move upwards, and the clamping state of the tools and the clamping groove 61 is released.

The upper side of the maintenance box shell 1 is provided with a lifting rod 11, the front side of the lifting rod 11 is rotationally connected with the front side of the maintenance box shell 1, the rear side of the lifting rod 11 is rotationally connected with the rear side of the maintenance box shell 1, the upper side of the sliding cover I2 is fixedly connected with a locking block 21, the upper side of the locking block 21 is provided with a locking groove, the front wall of the locking groove extends out of the front side of the locking block 21, the upper side of the sliding cover II 3 is fixedly connected with a fixed block 32, the upper side of the fixed block 32 is fixedly connected with a locking column 33, the locking column 33 is matched with the locking groove, the upper side of the locking block 21 is provided with a rotating shaft 5, the upper side of the rotating shaft 5 is fixedly connected with a rotating wheel 51, the lower end of the rotating shaft 5 penetrates into the locking block 21 in a rotating way, the right side of the locking block 21 is provided with a groove 22, the bottom wall of the groove 22 extends into the locking groove, the length of the groove 22 is larger than the locking groove, the inner part of the groove 22 is provided with a fixed rod II 53, the left side of the fixing rod II 53 is fixedly connected with the fixing rod I52, the left side of the fixing rod I52 is fixedly connected with the outer surface of the rotating shaft 5, the left side of the fixing rod II 53 is fixedly connected with the locking head 54, the locking head 54 is triangular and is inclined forward, the locking head 54 can be matched with the locking column 33, the left side of the fixing rod II 53 is fixedly connected with the tension spring 55, the left end of the tension spring 55 is fixedly connected with the left wall of the groove 22, when the maintenance box is required to be opened, the rotating wheel 51 is required to be rotated anticlockwise firstly, the rotating wheel 51 drives the fixing rod I52 to synchronously rotate, the fixing rod I52 drives the fixing rod II 53 to synchronously rotate, at the moment, the tension spring 55 is in a stretching state, the fixing rod II 53 drives the locking head 54 to synchronously rotate, the locking state of the locking head 54 and the locking column 33 is released, and then the maintenance box can be opened by pulling the handle 31 forwards, when the maintenance box needs to be closed, according to the above-mentioned knowledge, when the maintenance box is closed, the locking post 33 contacts with the inclined plane of the locking head 54 and pushes the locking head 54 to move, at the moment, the tension spring 55 is in a stretching state, then the locking post 33 moves into the locking groove, the tension spring 55 starts to reset, the locking head 54 is driven to synchronously reset, and the locking head 54 and the locking post 33 complete the locking state, in this way, the locking between the first sliding cover 2 and the second sliding cover 3 can be released more simply and rapidly, and the locking of the maintenance box is more rapid and stable.

Working principle: when the tool in the maintenance box is needed to be used, a worker holds the handle 31 to move forward, the handle 31 drives the sliding cover II 3 to synchronously move forward, the sliding cover II 3 drives the transmission rod IV 45 to rotate, the sliding cover II 3 drives the transmission rod I42 to rotate by taking the transmission shaft 4 as a circle center, the transmission rod I42 drives the transmission shaft 4 to synchronously rotate, the transmission shaft 4 drives the transmission rod II 43 to synchronously rotate, the transmission rod II 43 drives the transmission rod III 44 to synchronously move, the transmission rod III 44 drives the storage box 12 to move upward, the gear 41 drives the meshing connection gear 41 to rotate, the sliding cover I2 synchronously moves backward according to the transmission route of the known rear gear 41, the storage box 12 moves upward, the tool inside the storage hole 13 synchronously moves upward, and the clamping state of the tool and the clamping groove 61 is relieved.

When the maintenance box is required to be opened, the rotating wheel 51 is required to be rotated anticlockwise, the rotating wheel 51 drives the first fixing rod 52 to synchronously rotate, the first fixing rod 52 drives the second fixing rod 53 to synchronously rotate, the tension spring 55 is changed into a stretched state, the second fixing rod 53 drives the locking head 54 to synchronously rotate, the locking head 54 and the locking state of the locking post 33 are released, the maintenance box can be opened by pulling the handle 31 to the front side, when the maintenance box is required to be closed, the locking post 33 is contacted with the inclined surface of the locking head 54 and pushes the locking head 54 to move according to the fact that the maintenance box is required to be closed, the tension spring 55 is in the stretched state, the locking post 33 is moved into the locking groove, the tension spring 55 starts to reset, the locking head 54 is driven to synchronously reset, and the locking head 54 and the locking post 33 are in the locked state.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a portable subway line overhauls case, includes maintenance case shell (1), its characterized in that: the inside sliding connection of maintenance case shell (1) has put thing box (12), put thing box (12) upside and offered put thing hole (13), put the downside of thing box (12) and be provided with joint piece (6), joint groove (61) have been offered to the upside of joint piece (6), the upside of maintenance case shell (1) is provided with sliding cover one (2) and sliding cover two (3), the upside fixedly connected with handle (31) of sliding cover two (3), the left side rotation of putting thing box (12) is connected with transmission shaft (4), the left end rotation of transmission shaft (4) is connected on the left wall of maintenance case shell (1).

2. The portable subway line service box according to claim 1, wherein: the outer surface fixedly connected with gear (41) of transmission shaft (4), gear (41) are sector gear, and the outer surface fixedly connected with transfer line (42) of transmission shaft (4), transfer line (42) set up on the right side of gear (41), and the upside of transfer line (42) rotates to be connected in the downside of sliding cover one (2), and the outer surface fixedly connected with transfer line two (43) of transmission shaft (4), and the upside of transfer line two (43) rotates to be connected with transfer line three (44).

3. The portable subway line service box according to claim 2, wherein: the upper side of transfer line III (44) rotates and connects in the left side of putting thing box (12), rotates on the left wall of maintenance case shell (1) and is connected with transfer line IV (45), and the upside of transfer line IV (45) rotates and connects in the downside of sliding cover I (2), and the same transmission shaft (4) that is provided with of the downside of sliding cover II (3) and the part that is connected with transmission shaft (4), and two transmission shafts (4) are mirror image setting and connection structure the same with the part that is connected with transmission shaft (4), and two gears (41) meshing are connected.

4. The portable subway line service box according to claim 1, wherein: the upper side of maintenance case shell (1) is provided with lifter (11), the front side of lifter (11) rotates with the front side of maintenance case shell (1) to be connected, the rear side of lifter (11) rotates with the rear side of maintenance case shell (1) to be connected, the upside fixedly connected with locking piece (21) of sliding cover one (2), the locking groove has been seted up to the upside of locking piece (21), the front side of locking piece (21) is extended to the locking groove, the upside fixedly connected with fixed block (32) of sliding cover two (3), the upside fixedly connected with locking post (33) of fixed block (32), locking post (33) and locking groove adaptation, the upside of locking piece (21) is provided with axis of rotation (5).

5. The portable subway line service box according to claim 4, wherein: the upper side fixedly connected with runner (51) of axis of rotation (5), the lower extreme rotation of axis of rotation (5) runs through the inside of advancing locking piece (21), slot (22) have been seted up on the right side of locking piece (21), slot (22) extend into the locking inslot, the inside of slot (22) is provided with dead lever two (53), the left side fixedly connected with dead lever one (52) of dead lever two (53), the left side fixedly connected with of dead lever one (52) is at the surface of axis of rotation (5), the left side fixedly connected with locking head (54) of dead lever two (53), the left side fixedly connected with extension spring (55) of dead lever two (53), the left end fixedly connected with of extension spring (55) is on the left wall of slot (22).