CN212906993U - Warning sign convenient to remove for elevator maintenance - Google Patents
Warning sign convenient to remove for elevator maintenance Download PDFInfo
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- CN212906993U CN212906993U CN202022263169.XU CN202022263169U CN212906993U CN 212906993 U CN212906993 U CN 212906993U CN 202022263169 U CN202022263169 U CN 202022263169U CN 212906993 U CN212906993 U CN 212906993U
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- 230000000737 periodic effect Effects 0.000 abstract 1
- 238000001125 extrusion Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 5
- 238000013459 approach Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
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Abstract
The utility model provides an elevator maintenance is with warning sign convenient to remove relates to warning sign technical field, including first show board and storage device, two hinges of fixed surface of first show board are connected with, and the one end that first show board was kept away from on two hinge surfaces is rotated and is connected with the second show board, and the surface of first show board is equipped with two storage device, and two storage device with the central point symmetric distribution of first show board, and storage device is including two fixed blocks, and the surface of first show board and second show board all is equipped with fixing device, and fixing device is including two stock. The utility model discloses, solved whether the safety of elevator directly related to passenger's personal safety, consequently the elevator needs periodic maintenance, and when the elevator broke down, also needed elevator maintenance personal to repair, can be at elevator mouth safety warning sign in the maintenance, but the area occupied of traditional warning sign is big, inconvenient personnel's transport and the problem of carrying.
Description
Technical Field
The utility model relates to a warning sign technical field especially relates to an elevator maintenance is with warning sign convenient to remove.
Background
An elevator is a permanent transport device serving a number of specific floors in a building, the cars of which move in at least two rows of rigid tracks perpendicular to the horizontal or inclined at an angle of less than 15 ° to the vertical; step type, the step plate is arranged on the track to continuously run, commonly called escalator or moving sidewalk; a fixed elevator apparatus serving a predetermined floor.
Whether the safety of elevator directly relates to passenger's personal safety, therefore the elevator needs regular maintenance, and when the elevator broke down, also need elevator maintenance personal to repair, can be at elevator mouth safety warning sign when the maintenance, but the area occupied of traditional warning sign is big, inconvenient personnel's transport and carrying.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a warning board convenient to move for elevator maintenance.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a warning board convenient to move for elevator maintenance comprises a first display board and storage devices, wherein two hinges are fixedly connected to the surface of the first display board and are symmetrically distributed at the central point of the first display board, one ends, far away from the first display board, of the surfaces of the two hinges are rotatably connected with a second display board, two storage devices are arranged on the surface of the first display board and are symmetrically distributed at the central point of the first display board, each storage device comprises two fixed blocks, the side walls of the two fixed blocks are fixedly connected with the surface of the side wall of the first display board, the two fixed blocks are uniformly distributed on the first display board, the surfaces of the two fixed blocks are provided with chutes, the two chutes are positioned on the same horizontal line, the inner walls of the two chutes are respectively connected with a sliding block in a sliding manner, and one ends, close to each other, of the two sliding blocks are fixedly connected with supporting blocks, and the supporting block is connected with the fixed block in a sliding manner by means of the sliding block.
Preferably, one end, far away from the slider, of the supporting block is rotatably connected with a rotating block, one end, far away from the supporting block, of the rotating block is fixedly connected with a base plate, the base plate is rotatably connected with the supporting block through the rotating block, bolts are inserted into the surfaces of the rotating block and the base plate, and bolts are inserted into the surfaces of the fixing block and the slider.
Preferably, the equal fixedly connected with rectangular block in surface of second show board both sides, and two rectangular blocks are on same water flat line, two the sliding tray has all been seted up on the surface of rectangular block, the inner wall sliding connection of sliding tray has the sliding block, the one end fixedly connected with sloping block of rectangular block is kept away from to the sliding block, and the sloping block is with the help of sliding block and rectangular block sliding connection, two first springs of one end fixedly connected with that sliding block and sliding tray are close to each other, and two first springs evenly distributed on the sliding block, the one end fixedly connected with dog that sliding tray inner wall both sides are close to each other, and the sliding block slides between dog and sliding tray.
Preferably, the surfaces of the two sides of the first display board are fixedly connected with clamping blocks, the two clamping blocks are on the same horizontal line, clamping grooves are formed in the surfaces of the clamping blocks, and the clamping grooves are matched with the rectangular blocks in size.
Preferably, the surface of first show board and second show board all is equipped with fixing device, fixing device is including two stock, two the lateral wall of stock and the fixed surface of first show board lateral wall are connected, and two stock with the central point symmetric distribution of first show board, two spacing grooves have all been seted up on the surface of two stock, and two spacing grooves are at the surperficial evenly distributed of stock, two the equal sliding connection of inner wall of spacing groove has the movable block, two the lateral wall fixedly connected with clamping bar of movable block, and the clamping bar is with the help of movable block and stock sliding connection, two the one end fixedly connected with push rod that the clamping bar was kept away from to the movable block, and the push rod is with the help of two movable blocks and push rod fixed connection.
Preferably, the lateral wall fixedly connected with two lugs of stock, and two lugs are at the surperficial evenly distributed of stock, two the equal fixedly connected with second spring of one end that lug and clamping bar are close to each other, and the clamping bar is with the help of second spring and lug sliding connection.
Compared with the prior art, the utility model has the advantages and positive effects that,
1. in the utility model, through arranging the containing device, when the first display board and the second display board are required to be collected, the backing plate is rotated to drive the rotating block to rotate, the rotating block rotates on the supporting block, when the backing plate rotates to a proper position, the supporting block is pushed to slide the supporting block, the sliding of the supporting block drives the sliding block to slide, the sliding block slides in the chute in the fixed block, the supporting block plays a role of driving the backing plate to slide, so that the backing plate can be contained in the first display board, when the backing plate is completely contained in the first display board, the bolt is inserted between the fixed block and the sliding block, the bolt plays a role of fixing the position of the sliding block in the chute on the fixed block, after the fixing of the sliding block is completed, the second display board is rotated to rotate on the hinge on the first display board, the rotation of the second display board drives the rectangular block to rotate, the rectangular block drives the sliding block in the sliding groove to slide, the sliding block drives the oblique block to slide, when the second display board is close to the first display board, the rectangular block on the second display board is close to the clamping block on the first display board, the rectangular block can slide into the clamping groove in the clamping block, when the rectangular block slides into the clamping groove, the oblique block in the sliding groove in the rectangular block can be subjected to extrusion force, the oblique block can slide due to the extrusion force of the oblique plane, the sliding of the oblique block drives the sliding block to slide, the sliding block slides in the sliding groove in the rectangular block, the sliding block drives the first spring to slide, when the oblique block completely slides into the rectangular block, the rectangular block can slide into the clamping groove in the clamping block, when the rectangular block slides into the clamping groove, the oblique block can lose the extrusion force, the first spring can push the sliding block to slide, the sliding block drives the sloping block and slides, lets in the sloping block slides and advances the draw-in groove, and first spring has played and has promoted the sloping block and carry out gliding effect, makes in the sloping block can slide advances the draw-in groove, and the sloping block has played the effect of restriction rectangular block position in the draw-in groove, makes second show board and first show board can fix each other, has solved traditional warning sign and can be because the too big inconvenient personnel's of volume transport and the problem of carrying when using.
2. In the utility model, through arranging the fixing device, when the slogans on the first display board and the second display board need to be replaced, the push rod is pushed to slide, the sliding of the push rod drives the moving block to slide, the moving block slides in the limiting groove on the long rod, the limiting groove plays a role in limiting the position of the moving block, the moving block also drives the clamping rod to slide when sliding, the clamping rod drives the second spring to slide, the second spring is fixed on the lug, the slogans can be replaced after the clamping rod slides for a proper distance, the push rod is loosened after the replacement of the slogans is completed, the first spring can push the clamping rod to slide, the clamping rod is enabled to be close to the first display board and the second display board, the first spring plays a role in pushing the clamping rod to rebound, so that the clamping rod can clamp the slogans on the first display board and the second display board, thus, the fixing device is arranged, and the problem that the slogan on the traditional warning board cannot be replaced is solved.
Drawings
Fig. 1 is a schematic view of a three-dimensional structure of a warning board for elevator maintenance, which is convenient to move;
fig. 2 is a schematic structural view of a place a in fig. 1 of a conveniently movable warning board for elevator maintenance according to the present invention;
fig. 3 is an exploded schematic view of a storage device in a warning board for elevator maintenance, which is convenient to move;
fig. 4 is a schematic side view of the movable warning board for elevator maintenance according to the present invention;
fig. 5 is the utility model provides an elevator maintenance is with fixing device's explosion structure schematic diagram in warning sign convenient to remove.
Illustration of the drawings: 1. a first display board; 2. a hinge; 3. a second display board; 4. a storage device; 401. a fixed block; 402. a chute; 403. a slider; 404. a support block; 405. rotating the block; 406. a base plate; 407. a rectangular block; 408. a sliding groove; 409. a slider; 410. a sloping block; 411. a first spring; 412. a stopper; 413. a clamping block; 414. a card slot; 415. a bolt; 5. a fixing device; 51. a long rod; 52. a limiting groove; 53. a moving block; 54. a clamping bar; 55. a push rod; 56. a bump; 57. a second spring.
Detailed Description
In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.
The specific arrangement and function of the receiving means 4 and the fixing means 5 will be described in detail below.
As shown in fig. 1 to 3, the storage device 4 includes two fixing blocks 401, the side walls of the two fixing blocks 401 are fixedly connected to the side wall surface of the first display board 1, the two fixing blocks 401 are uniformly distributed on the first display board 1, the surfaces of the two fixing blocks 401 are both provided with sliding grooves 402, the two sliding grooves 402 are on the same horizontal line, the inner walls of the two sliding grooves 402 are both slidably connected with sliding blocks 403, one ends of the two sliding blocks 403 close to each other are fixedly connected with supporting blocks 404, the supporting blocks 404 are slidably connected with the fixing blocks 403, one ends of the supporting blocks 404 far away from the sliding blocks 403 are rotatably connected with rotating blocks 405, one ends of the rotating blocks 405 far away from the supporting blocks 404 are fixedly connected with backing plates 406, the backing plates 406 are rotatably connected with the supporting blocks 404 by the rotating blocks 405, bolts are inserted on the surfaces of the rotating blocks 405 and the backing plates 406, bolts 415 are inserted on the surfaces of the fixing blocks 401 and the sliding blocks 403, and two rectangular blocks 407 are on the same horizontal line, sliding grooves 408 have been all seted up on the surface of two rectangular blocks 407, the inner wall sliding connection of sliding grooves 408 has sliding block 409, the one end fixedly connected with sloping block 410 of rectangular block 407 is kept away from to sliding block 409, and sloping block 410 is with the help of sliding block 409 and rectangular block 407 sliding connection, the one end fixedly connected with two first springs 411 that sliding block 409 and sliding grooves 408 are close to each other, and two first springs 411 evenly distributed on sliding block 409, the one end fixedly connected with dog 412 that sliding groove 408 inner wall both sides are close to each other, and sliding block 409 slides between dog 412 and sliding grooves 408, the both sides surface of first show board 1 all fixedly connected with fixture block 413, and two fixture block 413 are on the same horizontal line, draw-in groove 414 has all been seted up on the surface of two fixture blocks 413, and the size looks adaptation of draw-in groove 414 and the size of.
The whole containing device 4 achieves the effect that when the first display board 1 and the second display board 3 need to be collected, the backing plate 406 is rotated to drive the rotating block 405 to rotate, the rotating block 405 rotates on the supporting block 404, when the backing plate 406 rotates to a proper position, the supporting block 404 is pushed to drive the supporting block 404 to slide, the sliding of the supporting block 404 drives the sliding block 403 to slide, the sliding block 403 slides in the sliding groove 402 in the fixing block 401, the supporting block 404 plays a role of driving the backing plate 406 to slide, so that the backing plate 406 can be contained in the first display board 1, after the backing plate 406 is completely contained in the first display board 1, the bolt 415 is inserted between the fixing block 401 and the sliding block 403, the bolt 415 plays a role of fixing the position of the sliding block 403 in the sliding groove 402 on the fixing block 401, after the fixing of the sliding block 403 is completed, the second display board 3 is rotated to drive the second display board 3 to rotate on the hinge 2 on the first display board 1, the rotation of the second display board 3 drives the rectangular block 407 to rotate, the rectangular block 407 drives the sliding block 409 in the sliding groove 408 to slide, the sliding block 409 drives the inclined block 410 to slide, when the second display board 3 approaches the first display board 1, the rectangular block 407 on the second display board 3 approaches the fixture block 413 on the first display board 1, the rectangular block 407 slides into the fixture groove 414 in the fixture block 413, when the rectangular block 407 slides into the fixture groove 414, the inclined block 410 in the sliding groove 408 in the rectangular block 407 is subjected to an extrusion force, because the inclined block 410 is the extrusion force of the inclined plane, the inclined block 410 slides, the sliding block 410 drives the sliding block 409 to slide, the sliding block 409 slides in the sliding groove 408 in the rectangular block 407, the sliding block slides the first spring 411, when the inclined block 410 completely slides into the rectangular block 407, the sliding block 407 can slide into the fixture groove 414 in the fixture block 413, the sloping block 410 will lose the extrusion force when the rectangular block 407 slides into the slot 414, first spring 411 will push the sliding block 409 to slide, the sliding block 409 drives the sloping block 410 to slide, let the sloping block 410 slide into the slot 414, first spring 411 has played and has pushed the sloping block 410 to slide, make the sloping block 410 can slide into the slot 414, the sloping block 410 has played the effect of restriction rectangular block 407 position in the slot 414, make second show board 3 and first show board 1 can fix each other, the problem that traditional warning sign can be because the too big inconvenient personnel of volume carry and carry when using is solved.
As shown in fig. 4 and 5, the fixing device 5 includes two long rods 51, the side walls of the two long rods 51 are fixedly connected with the surface of the side wall of the first display board 1, the two long rods 51 are symmetrically distributed at the central point of the first display board 1, two limit grooves 52 are formed on the surfaces of the two long rods 51, the two limit grooves 52 are uniformly distributed on the surface of the long rods 51, the inner walls of the two limit grooves 52 are slidably connected with moving blocks 53, the side walls of the two moving blocks 53 are fixedly connected with clamping rods 54, the clamping rods 54 are slidably connected with the long rods 51 by means of the moving blocks 53, one ends of the two moving blocks 53 far away from the clamping rods 54 are fixedly connected with push rods 55, the push rods 55 are fixedly connected with the two moving blocks 53 and the push rods 55, the side walls of the long rods 51 are fixedly connected with two convex blocks 56, the two convex blocks 56 are uniformly distributed on the surface of the long rods 51, one ends, and the clamping bar 54 is slidably connected by means of a second spring 57 and a projection 56.
The whole fixing device 5 achieves the effect that when the slogans on the first display board 1 and the second display board 3 need to be replaced, the push rod 55 is pushed to enable the push rod 55 to slide, the sliding of the push rod 55 drives the moving block 53 to slide, the moving block 53 slides in the limiting groove 52 on the long rod 51, the limiting groove 52 plays a role in limiting the position of the moving block 53, the moving block 53 also drives the clamping rod 54 to slide when sliding, the clamping rod 54 drives the second spring 57 to slide, the second spring 57 is fixed on the bump 56, the slogans can be replaced after the clamping rod 54 slides for a proper distance, the push rod 55 is released after the slogans are replaced, the first spring 411 can push the clamping rod 54 to slide, the clamping rod 54 is enabled to be close to the first display board 1 and the second display board 3, the first spring 411 plays a role in pushing the clamping rod 54 to rebound, the clamping rod 54 can clamp the slogans on the first display board 1 and the second display board 3, so that the fixing device 5 is arranged, and the problem that the slogans on the traditional warning board cannot be replaced is solved.
The overall working principle is that when the first display board 1 and the second display board 3 need to be folded, the backing board 406 is rotated to drive the rotating block 405 to rotate, the rotating block 405 rotates on the supporting block 404, when the backing board 406 rotates to a proper position, the supporting block 404 is pushed to drive the supporting block 404 to slide, the sliding of the supporting block 404 drives the sliding block 403 to slide, the sliding block 403 slides in the sliding groove 402 in the fixing block 401, the supporting block 404 plays a role of driving the backing board 406 to slide, so that the backing board 406 can be accommodated in the first display board 1, after the backing board 406 is completely accommodated in the first display board 1, the bolt 415 is inserted between the fixing block 401 and the sliding block 403, the bolt 415 plays a role of fixing the position of the sliding block 403 in the sliding groove 402 on the fixing block 401, after the fixing of the sliding block 403 is completed, the second display board 3 is rotated to drive the second display board 3 to rotate on the hinge 2 on the first display board 1, the rotation of the second display board 3 drives the rectangular block 407 to rotate, the rectangular block 407 drives the sliding block 409 in the sliding groove 408 to slide, the sliding block 409 drives the inclined block 410 to slide, when the second display board 3 approaches the first display board 1, the rectangular block 407 on the second display board 3 approaches the fixture block 413 on the first display board 1, the rectangular block 407 slides into the fixture groove 414 in the fixture block 413, when the rectangular block 407 slides into the fixture groove 414, the inclined block 410 in the sliding groove 408 in the rectangular block 407 is subjected to an extrusion force, because the inclined block 410 is the extrusion force of the inclined plane, the inclined block 410 slides, the sliding block 410 drives the sliding block 409 to slide, the sliding block 409 slides in the sliding groove 408 in the rectangular block 407, the sliding block slides the first spring 411, when the inclined block 410 completely slides into the rectangular block 407, the sliding block 407 can slide into the fixture groove 414 in the fixture block 413, when the rectangular block 407 slides into the slot 414, the inclined block 410 loses the extrusion force, the first spring 411 pushes the sliding block 409 to slide, the sliding block 409 drives the inclined block 410 to slide, so that the inclined block 410 slides into the slot 414, the first spring 411 plays a role in pushing the inclined block 410 to slide, so that the inclined block 410 can slide into the slot 414, the inclined block 410 plays a role in limiting the position of the rectangular block 407 in the slot 414, so that the second display board 3 and the first display board 1 can be fixed with each other, when the slogans on the first display board 1 and the second display board 3 need to be replaced, the push rod 55 is pushed to slide, the sliding of the push rod 55 drives the moving block 53 to slide, the moving block 53 slides in the limiting slot 52 on the long rod 51, the limiting slot 52 plays a role in limiting the position of the moving block 53, and the moving block 53 drives the clamping rod 54 to slide when sliding, the clamping bar 54 drives the second spring 57 to slide, the second spring 57 is fixed on the bump 56, the slogan can be replaced after the clamping bar 54 slides for a proper distance, the push rod 55 is released after the slogan is replaced, the first spring 411 can push the clamping bar 54 to slide, the clamping bar 54 is close to the first display board 1 and the second display board 3, the first spring 411 plays a role in pushing the clamping bar 54 to rebound, the clamping bar 54 can clamp the slogan on the first display board 1 and the second display board 3, and the fixing device 5 is arranged.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.
Claims (6)
1. The utility model provides an elevator maintenance is with warning sign convenient to remove, includes first show board (1) and storage device (4), its characterized in that: the surface of the first display board (1) is fixedly connected with two hinges (2), the two hinges (2) are symmetrically distributed at the central point of the first display board (1), one end, far away from the first display board (1), of the surface of the two hinges (2) is rotatably connected with a second display board (3), the surface of the first display board (1) is provided with two storage devices (4), the two storage devices (4) are symmetrically distributed at the central point of the first display board (1), each storage device (4) comprises two fixed blocks (401), the side walls of the two fixed blocks (401) are fixedly connected with the surface of the side wall of the first display board (1), the two fixed blocks (401) are uniformly distributed on the first display board (1), the surfaces of the two fixed blocks (401) are both provided with sliding grooves (402), and the two sliding grooves (402) are on the same horizontal line, the inner walls of the two sliding grooves (402) are both connected with sliding blocks (403) in a sliding mode, one ends, close to each other, of the two sliding blocks (403) are fixedly connected with supporting blocks (404), and the supporting blocks (404) are connected with the fixing blocks (401) in a sliding mode through the sliding blocks (403).
2. The easy-to-move warning board for elevator maintenance according to claim 1, characterized in that: the supporting block (404) is far away from one end of the sliding block (403) and is rotatably connected with a rotating block (405), one end of the rotating block (405) far away from the supporting block (404) is fixedly connected with a backing plate (406), the backing plate (406) is rotatably connected with the supporting block (404) through the rotating block (405), bolts are inserted into the surfaces of the rotating block (405) and the backing plate (406), and bolts (415) are inserted into the surfaces of the fixing block (401) and the sliding block (403).
3. The easy-to-move warning board for elevator maintenance according to claim 1, characterized in that: the surfaces of both sides of the second display board (3) are fixedly connected with rectangular blocks (407), the two rectangular blocks (407) are on the same horizontal line, the surfaces of the two rectangular blocks (407) are both provided with a sliding groove (408), the inner wall of the sliding groove (408) is connected with a sliding block (409) in a sliding way, one end of the sliding block (409) far away from the rectangular block (407) is fixedly connected with an inclined block (410), the inclined block (410) is connected with the rectangular block (407) in a sliding way by a sliding block (409), one end of the sliding block (409) and one end of the sliding groove (408) close to each other are fixedly connected with two first springs (411), two first springs (411) are uniformly distributed on the sliding block (409), one end of the two sides of the inner wall of the sliding groove (408) close to each other is fixedly connected with a stop block (412), and the slide block (409) slides between the stopper (412) and the slide groove (408).
4. The easy-to-move warning board for elevator maintenance according to claim 1, characterized in that: the surface of the two sides of the first display board (1) is fixedly connected with clamping blocks (413), the two clamping blocks (413) are located on the same horizontal line, clamping grooves (414) are formed in the surfaces of the two clamping blocks (413), and the size of each clamping groove (414) is matched with that of each rectangular block (407).
5. The easy-to-move warning board for elevator maintenance according to claim 1, characterized in that: the surface of the first display board (1) and the surface of the second display board (3) are both provided with a fixing device (5), the fixing device (5) comprises two long rods (51), the side walls of the two long rods (51) are fixedly connected with the surface of the side wall of the first display board (1), the two long rods (51) are symmetrically distributed at the central point of the first display board (1), the surfaces of the two long rods (51) are both provided with two limiting grooves (52), the two limiting grooves (52) are uniformly distributed on the surface of the long rods (51), the inner walls of the two limiting grooves (52) are both connected with moving blocks (53) in a sliding mode, the side walls of the two moving blocks (53) are fixedly connected with clamping rods (54), the clamping rods (54) are connected with the long rods (51) in a sliding mode through the moving blocks (53), and one ends, far away from the clamping rods (54), of the two moving blocks (53) are fixedly connected with push rods, and the push rod (55) is fixedly connected with the push rod (55) by two moving blocks (53).
6. The easy-to-move warning board for elevator maintenance according to claim 5, characterized in that: the lateral wall fixedly connected with two lugs (56) of stock (51), and two lugs (56) are at stock (51) surface evenly distributed, two the equal fixedly connected with second spring (57) of one end that lug (56) and clamping bar (54) are close to each other, and clamping bar (54) with the help of second spring (57) and lug (56) sliding connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022263169.XU CN212906993U (en) | 2020-10-13 | 2020-10-13 | Warning sign convenient to remove for elevator maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022263169.XU CN212906993U (en) | 2020-10-13 | 2020-10-13 | Warning sign convenient to remove for elevator maintenance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212906993U true CN212906993U (en) | 2021-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022263169.XU Expired - Fee Related CN212906993U (en) | 2020-10-13 | 2020-10-13 | Warning sign convenient to remove for elevator maintenance |
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| Country | Link |
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| CN (1) | CN212906993U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113744668A (en) * | 2021-08-08 | 2021-12-03 | 南京井业信息科技有限公司 | Supporting structure for big data analysis display device |
-
2020
- 2020-10-13 CN CN202022263169.XU patent/CN212906993U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113744668A (en) * | 2021-08-08 | 2021-12-03 | 南京井业信息科技有限公司 | Supporting structure for big data analysis display device |
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210406 |