CN112693999A - Foldable car toe guard of shallow pit elevator - Google Patents
Foldable car toe guard of shallow pit elevator Download PDFInfo
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- CN112693999A CN112693999A CN202011617683.7A CN202011617683A CN112693999A CN 112693999 A CN112693999 A CN 112693999A CN 202011617683 A CN202011617683 A CN 202011617683A CN 112693999 A CN112693999 A CN 112693999A
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- 230000000149 penetrating effect Effects 0.000 claims abstract description 11
- 230000006698 induction Effects 0.000 claims description 19
- 210000001503 joint Anatomy 0.000 claims description 14
- 239000004744 fabric Substances 0.000 claims description 13
- 238000004891 communication Methods 0.000 claims description 7
- 230000001105 regulatory effect Effects 0.000 claims 2
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 4
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The invention discloses a foldable car toe guard for a shallow pit elevator, wherein a fixed block is fixed on the side wall of a car, a telescopic shaft is inserted in a telescopic hole of the fixed block, a fixed plate is fixed at the upper end of the telescopic shaft, a reset spring is arranged between the fixed plate and the fixed block, a limiting rod is inserted in a communicating hole of the side wall of the fixed block, a limiting groove for the limiting rod to be inserted is formed in the telescopic shaft, a connecting plate is fixed at one end of the limiting rod, a limiting spring is fixed between the connecting plate and the fixed block, a vertical rod is fixed on the bottom surface of the pit, a slot is formed in the vertical rod, an inserting rod penetrating through the slot is fixed on the connecting plate, a roller wheel is rotatably connected on the inserting rod, a guide inclined surface which inclines from top to bottom to the side far away from the car is arranged at the. According to the invention, the position of the limiting rod is controlled through the guide of the roller, the guide inclined plane and the vertical plane, so that the folding device is automatically locked and unlocked.
Description
Technical Field
The invention belongs to the technical field of car toe guards, and particularly relates to a folding car toe guard for a shallow pit elevator.
Background
The requirement of GB7588-2003 elevator manufacturing and installation safety code requires that a toe guard is arranged on each elevator car sill, the width of the toe guard is equal to the whole clear width of the entrance of a corresponding landing, and the height of the vertical part of the toe guard is not less than 0.75 m.
The function of the foot guard is to avoid the possibility of personal injury when the elevator car suddenly moves upwards at the flat-layer position and a danger that passengers outside the landing door can step into the clearance of the elevator shaft is generated between the elevator car and the landing door sill; however, the existing pit is shallow, and cannot be suitable for a toe guard with the height of 0.75m, so that a foldable toe guard is needed.
Disclosure of Invention
The invention aims to provide a folding type car toe guard of a shallow pit elevator, which can be automatically folded.
In order to achieve the purpose, the invention provides the following technical scheme: a folding type car toe guard for a shallow pit elevator is characterized in that a fixed block is fixed on the side wall of a car, a telescopic hole is formed in the fixed block, a telescopic shaft is inserted in the telescopic hole and can move in the vertical direction relative to the telescopic hole, a fixed plate is fixed at the upper end of the telescopic shaft, a reset spring is arranged between the fixed plate and the fixed block, a communication hole communicated with the telescopic hole is formed in the side wall of the fixed block, a limiting rod is inserted in the communication hole, a limiting groove for inserting the limiting rod is formed in the telescopic shaft, a connecting plate is fixed at one end, away from the telescopic shaft, of the limiting rod, a limiting spring is fixed between the connecting plate and the fixed block, a vertical rod is fixed on the bottom surface of the pit, a slot for penetrating through the upper end of the vertical rod is formed in the vertical rod, an inserting rod penetrating through the slot is fixed on, the upper end of vertical pole is equipped with top-down to keeping away from the guide inclined plane of car side slope, be equipped with the butt joint board that sets up in the fixed plate below on the vertical pole, the downside of car is equipped with the folding device who is connected with the telescopic shaft, when gag lever post and spacing groove are pegged graft, folding device is in the expansion state, and when the car removed the pit bottom, the telescopic shaft drove folding device to be in fold condition.
Furthermore, the folding device comprises two parallel bars fixed on the bottom surface of the car and a guard plate arranged between the two parallel bars, two pairs of sliding grooves are formed in the parallel bars, a sliding rod is inserted between the sliding grooves, a first rotating shaft connected with the sliding rod in a rotating mode is fixed on the guard plate, a second rotating shaft is arranged on one side, far away from the first rotating shaft, of the guard plate, and the second rotating shaft is connected with the lower end of the telescopic shaft in a rotating mode.
Further, the backplate includes first guard plate and second guard plate, first axis of rotation and first guard plate fixed connection, be equipped with the main slot that supplies the second guard plate to peg graft on the first guard plate, the one end fixed connection of second axis of rotation and second guard plate, be equipped with the side slot on the lateral wall of first guard plate, be fixed with the side spacing pole of pegging graft with the side slot on the second guard plate, second axis of rotation and second guard plate fixed connection.
Further, be fixed with the response pole on the gag lever post, be equipped with the response groove that supplies the response pole to peg graft on the fixed block, be fixed with response contact switch on the fixed block, work as when the gag lever post is pegged graft with the gag lever post, the response pole contacts with response contact switch's contact.
Furthermore, a butt joint rod penetrates through the fixing plate and is in threaded connection with the fixing plate, and the butt joint rod is arranged above the butt joint plate.
Further, be equipped with the vertical groove that extends along its length direction on the telescopic shaft, vertical groove includes the butt lateral wall, threaded connection has the spacing bolt of pegging graft with vertical groove on the fixed block, when the last butt lateral wall butt of limiting screw and vertical groove, reset spring was in tensile state this moment to the gag lever post is aimed at with the spacing groove.
Furthermore, one end of the inserted bar penetrating through the slot is fixed with two fixed seats, and the two fixed seats are connected with rollers in a rotating mode.
Furthermore, the butt-joint rod is connected with two nuts through threads, and the two nuts are respectively arranged on the upper side and the lower side of the fixing plate.
Further, the folding device is made of flexible fabric, one end of the flexible fabric is fixed to the lower side face of the car, a lower connecting rod is fixed to the other end of the flexible fabric, and the lower connecting rod is fixedly connected with the lower end of the telescopic shaft.
Furthermore, the lower end of the vertical rod is fixed with an adjusting block, the adjusting block is provided with a waist-shaped groove, a fixing screw rod penetrating through the waist-shaped groove is fixed on the ground, and the fixing screw rod is in threaded connection with a connecting nut.
Compared with the prior art, the invention has the beneficial effects that:
(1) in the descending process of the lift car, the limiting rod can be automatically moved out of the limiting groove through the guide of the roller, the guide inclined plane and the vertical plane, the folding device is automatically unlocked, and the telescopic shaft is driven to move upwards by abutting at the moment, so that the folding device is folded; in the lift process of the lift car, the limit shaft is inserted into the limit groove under the resilience force of the limit spring, so that the folding device is limited in an unfolded state, and a protection effect is achieved;
(2) when the folding device is in an unfolded state, the limiting rod is not inserted into the limiting groove when the limiting rod is inserted into the limiting groove, and the induction rod is not contacted with a contact of the induction contact switch, so that the limitation plate does not lock the unfolded state of the folding device, and the induction contact switch sends an elevator control signal error-reporting signal to remind maintenance personnel of timely repairing;
(3) in order to reduce the space that the backplate occupy when being in fold condition, the backplate includes first guard plate and second guard plate, can fold between first guard plate and the second guard plate and remove, space that occupies when reducing fold condition.
Drawings
FIG. 1 is a schematic view of a folding device according to an embodiment of the present invention in an unfolded state;
FIG. 2 is an enlarged view of a portion of FIG. 1 at I;
FIG. 3 is a top view of FIG. 1;
FIG. 4 is a cross-sectional view taken at A-A;
FIG. 5 is an enlarged view of a portion of FIG. 4 at II;
FIG. 6 is a schematic structural diagram of a folding apparatus according to an embodiment of the present invention;
FIG. 7 is an enlarged view of a portion of FIG. 6 at III;
FIG. 8 is a cross-sectional view of FIG. 6;
FIG. 9 is a schematic view of the structure of FIG. 6 from another perspective;
FIG. 10 is a schematic structural diagram of the second embodiment of the present invention
In the figure: 1. a car; 2. a ground surface; 3. a vertical rod; 4. a second guard plate; 5. a first guard plate; 6. a guard plate; 7. a parallel bar; 8. a butt joint plate; 9. a slot; 10. a vertical plane; 11. a guide ramp; 12. a fixed seat; 13. inserting a rod; 14. a roller; 15. a limiting rod; 16. a limiting spring; 17. a butting rod; 18. a nut; 19. a fixing plate; 20. an induction rod; 21. a return spring; 22. an inductive contact switch; 23. a fixed block; 24. a limit screw; 25. a telescopic shaft; 26. a vertical slot; 28. a side slot; 29. a side stopper rod; 30. a second rotating shaft; 31. a slide bar; 32. a limiting groove; 33. a connecting plate; 34. an induction tank; 35. an upper abutment sidewall; 36. a lower connecting rod; 37. a flexible fabric.
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. 1-10, the present invention provides a foldable car 1 toe guard technical solution for shallow pit elevator:
example one
As shown in fig. 2 and 5, a foldable car 1 toe guard for a shallow pit elevator, a fixed block 23 is fixed on a side wall of a car 1, a telescopic hole is formed on the fixed block 23, a telescopic shaft 25 is inserted in the telescopic hole, the telescopic shaft 25 can move in a vertical direction relative to the telescopic hole, a fixed plate 19 is fixed at the upper end of the telescopic shaft 25, a return spring 21 is arranged between the fixed plate 19 and the fixed block 23, a communication hole communicated with the telescopic hole is formed in the side wall of the fixed block 23, a limit rod 15 is inserted in the communication hole, the limit rod 15 can move transversely relative to the communication hole, a limit groove 32 for inserting the limit rod 15 is formed in the telescopic shaft 25, a connecting plate 33 is fixed at one end of the limit rod 15 far away from the telescopic shaft 25, a limit spring 16 is fixed between the connecting plate 33 and the fixed block 23, when the limit rod 15 is inserted in the limit groove, thereby limiting the position of the telescopic shaft 25.
As shown in fig. 1, fig. 2 and fig. 5, a vertical rod 3 is fixed on the bottom surface of the pit, a slot 9 through which the upper end of the vertical rod 3 passes is formed in the vertical rod 3, an insertion rod 13 penetrating through the slot 9 is fixed on a connecting plate 33, a roller 14 is rotatably connected to the insertion rod 13, a guide inclined plane 11 inclining from top to bottom towards the side far away from the car 1 is arranged at the upper end of the vertical rod 3, a vertical surface 10 connected with the guide inclined plane 11 is arranged on the vertical rod 3, a butt joint plate 8 arranged below a fixing plate 19 is arranged on the vertical rod 3, a folding device connected with a telescopic shaft 25 is arranged on the lower side surface of the car 1, when the limiting rod 15 is spliced with a limiting groove 32, the folding device is in an unfolded state, and when the car 1 moves to the bottom of.
When the car 1 descends, the folding device is in an unfolded state (as shown in fig. 1 and fig. 2) until the roller 14 and the guide inclined plane 11 first, then the car 1 continues to move downwards, the roller 14 drives the limiting rod 15 to gradually move out of the limiting groove 32 until the roller 14 moves to the vertical plane 10, the limiting rod 15 completely moves out of the limiting groove 32, and at the moment, the limiting rod 15 unlocks the telescopic shaft 25; when the limiting rod 15 completely moves out of the limiting groove 32, the fixing plate 19 contacts the abutting plate 8 at the moment, the car 1 continues to move downwards at the moment, the fixing plate 19 is limited by the abutting plate 8, the telescopic shaft 25 is driven to move upwards relative to the car 1, the folding device is gradually changed to a folding state (as shown in fig. 6-9) in the upward movement process of the telescopic shaft 25, and the reset spring 21 is in a stretching state at the moment, so that the folding device is prevented from contacting a pit.
6-9, when the car 1 ascends from the pit, the car 1 ascends because the return spring 21 is in a stretching state, the return spring 21 drives the telescopic shaft 25 to move downwards relative to the car 1, the telescopic shaft 25 gradually opens the folding device until the telescopic shaft 25 completely opens the folding device, and meanwhile, the limit rod 15 is aligned with the limit groove 32, and the roller 14 is about to enter the guide inclined plane 11; then the car 1 continues to rise, the roller 14 enters the inclined plane, and because the limiting spring 16 is in a stretching state at the moment, the limiting spring 16 can keep the roller 14 in butt joint with the guide inclined plane 11, and the limiting spring 16 gradually drives the limiting rod 15 to move into the limiting groove 32; when the limiting rod 15 is inserted into the limiting groove 32, the limiting rod 15 locks the position of the telescopic shaft 25, so that the unfolding state of the folding device is locked.
As shown in fig. 4, the folding device includes two parallel bars 7 fixed on the bottom surface of the car 1 and a guard plate 6 disposed between the two parallel bars 7, two pairs of chutes are disposed on the two parallel bars 7, a sliding rod 31 is inserted between the two chutes, a first rotating shaft rotatably connected to the sliding rod 31 is fixed on the guard plate 6, a second rotating shaft 30 is disposed on one side of the guard plate 6 far from the first rotating shaft, the second rotating shaft 30 is rotatably connected to the lower end of the telescopic shaft 25, and the guard plate 6 may be a whole plate.
As shown in fig. 4, at this time, the guard plate 6 is in a folded state, when the telescopic shaft 25 moves downward relative to the car 1, the sliding rod 31 can be driven to move toward the front end of the sliding chute, and in the process that the sliding rod 31 moves toward the front end of the sliding chute, an angle between the guard plate 6 and the bottom surface of the car 1 gradually increases until the guard plate 6 is completely in an unfolded state (as shown in fig. 4), and the guard plate 6 can play a role in protection.
As shown in fig. 1 and 2, in order to reduce the occupied space of the guard plate 6 when the guard plate 6 is in the folded state, the guard plate 6 may also be composed of two plates, the guard plate 6 includes a first guard plate 5 and a second guard plate 4, a first rotating shaft is fixedly connected with the first guard plate 5, the first guard plate 5 is provided with a main slot 9 for the second guard plate 4 to be inserted, a second rotating shaft 30 is fixedly connected with one end of the second guard plate 4, a side slot 28 is arranged on the side wall of the first guard plate 5, the second guard plate 4 is fixed with a side limiting rod 29 inserted with the side slot 28, and the second rotating shaft 30 is fixedly connected with the second guard plate 4; when the folding device is in the unfolding state, the side limiting rod 29 is abutted with the side wall of the side slot 28 far away from the sliding rod 31; as shown in fig. 6 and 9, when the folding device is in the folded state, the second protection plate 4 is completely arranged in the main slot 9 of the first protection plate 5, so that the space occupied by the protection plate 6 when folded is reduced.
As shown in fig. 2 and 5, an induction rod 20 is fixed on the limit rod 15, an induction groove 34 for the induction rod 20 to be inserted is arranged on the fixing block 23, an induction contact switch 22 is fixed on the fixing block 23, when the limit rod 15 is inserted into the limit groove 32, the limit rod 15 locks the position of the telescopic shaft 25, so that the position of the folding device is also locked, at this time, the induction rod 20 is in contact with a contact of the induction contact switch 22, and the induction contact switch 22 can send a normal signal elevator control system signal; however, when the limiting rod 15 is inserted into the limiting groove 32, the limiting rod is not inserted into the limiting groove 32, the sensing rod 20 is not in contact with the contact of the sensing contact switch 22, the limiting plate does not lock the unfolding state of the folding device, and the sensing contact switch 22 sends an elevator control signal error reporting signal to remind a maintenance worker of timely repairing.
As shown in fig. 2, in order to adjust the distance between the fixed plate 19 and the abutment plate 8, the abutment rod 17 is inserted into the fixed plate 19, the abutment rod 17 is connected to the fixed plate 19 by threads, the abutment rod 17 is disposed above the abutment plate 8, and the distance between the abutment rod 17 and the abutment plate 8 can be adjusted by rotating the abutment rod 17, so that the telescopic time of the telescopic shaft 25 and the telescopic time of the stopper rod 15 can be matched more accurately.
As shown in fig. 2 and 7, in order to accurately align the limiting rod 15 with the limiting groove 32, a vertical groove 26 extending along the length direction of the telescopic shaft 25 is arranged on the telescopic shaft 25, the vertical groove 26 comprises an upper abutting side wall 35, a limiting bolt inserted into the vertical groove 26 is connected to the fixing block 23 in a threaded manner, during the up-and-down movement of the telescopic shaft 25, the vertical groove 26 moves relative to the limiting bolt, when the limiting screw 24 abuts against the upper abutting side wall 35 of the vertical groove 26, the return spring 21 is in a stretching state, and the limiting rod 15 is aligned with the limiting groove 32; if the limit bolt and the vertical groove 26 are not arranged, under an ideal state, the reset spring 21 is in an original length state, the limit rod 15 is aligned with the limit groove 32, but the reset spring 21 can not ensure that the reset is carried out to an accurate position every time; when the limit screw 24 abuts against the upper abutting side wall 35 of the vertical groove 26, the return spring 21 is in a stretching state at the moment, and the limit rod 15 can be accurately aligned with the limit groove 32.
As shown in fig. 2, the insertion rod 13 penetrates through one end of the slot 9 and is fixed with two fixing seats 12, the two fixing seats 12 are rotatably connected with rollers 14, and the two rollers 14 can be respectively abutted against the vertical surfaces 10 on the two sides of the slot 9.
Continuing to refer to fig. 2, in order to prevent the abutting rod 17 from loosening after the adjustment is completed, two nuts 18 are screwed on the abutting rod 17, the two nuts 18 are respectively arranged on the upper side and the lower side of the fixing plate 19, and the nuts 18 are screwed after the position adjustment of the abutting rod 17 is completed.
As shown in fig. 1, the lower end of the vertical rod 3 is fixed with an adjusting block, the adjusting block is provided with a waist-shaped groove, a fixing screw rod penetrating through the waist-shaped groove is fixed on the ground, the fixing screw rod is connected with a connecting nut in a threaded manner, and the adjusting block is fixed on the ground through the connecting nut.
Example two
Different from the folding device of the first embodiment, as shown in fig. 10, the folding device is set as a flexible fabric 37, one end of the flexible fabric is fixed to the lower side surface of the car 1, the other end of the flexible fabric is fixed to a lower connecting rod 36, the lower connecting rod 36 is fixedly connected to the lower end of the telescopic shaft 25, the telescopic shaft moves downwards to drive the lower connecting rod 36 to move downwards, the flexible fabric 37 is unfolded, the limiting rod 15 is inserted into the limiting groove 32 at the moment, both ends of the flexible fabric 37 are locked, a protective effect is achieved, and the structure is simple; after the limiting rod 15 moves out of the limiting groove 32, the telescopic shaft 25 drives the connecting rod to move upwards, the flexible fabric 37 is folded, and the occupied space is small.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a foldable car toe guard of shallow pit elevator which characterized in that: the side wall of the lift car is fixedly provided with a fixed block, the fixed block is provided with a telescopic hole, a telescopic shaft is inserted in the telescopic hole and can move in the vertical direction relative to the telescopic hole, the upper end of the telescopic shaft is fixedly provided with a fixed plate, a reset spring is arranged between the fixed plate and the fixed block, the side wall of the fixed block is provided with a communication hole communicated with the telescopic hole, a limiting rod is inserted in the communication hole, the telescopic shaft is provided with a limiting groove for inserting the limiting rod, one end of the limiting rod, far away from the telescopic shaft, is fixedly provided with a connecting plate, a limiting spring is fixed between the connecting plate and the fixed block, the bottom surface of the pit is fixedly provided with a vertical rod, the vertical rod is provided with a slot for penetrating through the upper end of the vertical rod, the connecting plate is fixedly provided with an inserting rod penetrating through the slot, the inserting rod is rotatably connected with a roller, and, be equipped with the butt joint board of setting in the fixed plate below on the vertical pole, the downside of car is equipped with the folding device who is connected with the telescopic shaft, when gag lever post and spacing groove are pegged graft, folding device is in the expansion state, and when the car removed the pit bottom, the telescopic shaft drove folding device and is in fold condition.
2. The folding car toe guard of shallow pit elevator of claim 1, characterized by: folding device is including fixing two parallel arrangement's of car bottom surface parallel bar and setting the backplate between two parallel bars, two be equipped with the spout of two pairs of settings on the parallel bar, two it has the slide bar to peg graft between the spout, be fixed with the first axis of rotation of being connected with the slide bar rotation on the backplate, one side that first axis of rotation was kept away from to the backplate is equipped with the second axis of rotation, the second axis of rotation with the telescopic shaft the lower extreme rotate be connected.
3. The folding car toe guard of shallow pit elevator of claim 2, characterized by: the backplate includes first guard plate and second guard plate, first axis of rotation and first guard plate fixed connection, be equipped with the main slot that supplies the second guard plate to peg graft on the first guard plate, the one end fixed connection of second axis of rotation and second guard plate, be equipped with the side slot on the lateral wall of first guard plate, be fixed with the side spacing pole of pegging graft with the side slot on the second guard plate, second axis of rotation and second guard plate fixed connection.
4. The folding car toe guard of shallow pit elevator of claim 1, characterized by: the induction switch is characterized in that an induction rod is fixed on the limiting rod, an induction groove for the induction rod to be inserted is formed in the fixing block, an induction contact switch is fixed on the fixing block, and when the limiting rod is inserted into the limiting groove, the induction rod is in contact with a contact of the induction contact switch.
5. The folding car toe guard of shallow pit elevator of claim 1, characterized by: the fixing plate is provided with a butt joint rod in a penetrating mode, the butt joint rod is in threaded connection with the fixing plate, and the butt joint rod is arranged above the butt joint plate.
6. The folding car toe guard of shallow pit elevator of claim 1, characterized by: the telescopic shaft is provided with a vertical groove extending along the length direction of the telescopic shaft, the vertical groove comprises an upper butt side wall, the fixed block is connected with a limit bolt in a plugging mode with the vertical groove through threads, and when the limit screw is in butt joint with the upper butt side wall of the vertical groove, the reset spring is in a stretching state at the moment and the limit rod is aligned to the limit groove.
7. The folding car toe guard of shallow pit elevator of claim 1, characterized by: and one end of the inserted bar penetrating through the slot is fixed with two fixed seats, and the two fixed seats are connected with rollers in a rotating way.
8. The folding car toe guard of shallow pit elevator of claim 5, characterized by: the butt joint rod is in threaded connection with two nuts, and the two nuts are arranged on the upper side and the lower side of the fixing plate respectively.
9. The folding car toe guard of shallow pit elevator of claim 1, characterized by: the folding device is made of flexible fabric, one end of the flexible fabric is fixed to the lower side face of the car, the other end of the flexible fabric is fixed with a lower connecting rod, and the lower connecting rod is fixedly connected with the lower end of the telescopic shaft.
10. The folding car toe guard of shallow pit elevator of claim 1, characterized by: the lower extreme of vertical pole is fixed with the regulating block, be equipped with waist type groove on the regulating block, subaerial being fixed with the set screw who passes waist type groove, threaded connection has coupling nut on the set screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011617683.7A CN112693999A (en) | 2020-12-30 | 2020-12-30 | Foldable car toe guard of shallow pit elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011617683.7A CN112693999A (en) | 2020-12-30 | 2020-12-30 | Foldable car toe guard of shallow pit elevator |
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| Publication Number | Publication Date |
|---|---|
| CN112693999A true CN112693999A (en) | 2021-04-23 |
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ID=75512812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011617683.7A Pending CN112693999A (en) | 2020-12-30 | 2020-12-30 | Foldable car toe guard of shallow pit elevator |
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| Country | Link |
|---|---|
| CN (1) | CN112693999A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103889875A (en) * | 2011-10-21 | 2014-06-25 | 通力股份公司 | Elevator |
| CN107487682A (en) * | 2017-09-09 | 2017-12-19 | 浙江埃克森电梯有限公司 | A kind of removable only stop device of lift car |
| CN208087028U (en) * | 2018-01-04 | 2018-11-13 | 广东铃木电梯有限公司 | A kind of shallow pit elevator and its lift car and the extensible toe guard of elevator car for shallow pit elevator |
| US20200039796A1 (en) * | 2018-08-06 | 2020-02-06 | Otis Elevator Company | Elevator car apron |
| CN110817668A (en) * | 2018-08-10 | 2020-02-21 | 奥的斯电梯公司 | Apron board of elevator car |
| CN210989189U (en) * | 2019-10-24 | 2020-07-14 | 天津北海精密机械科技有限公司 | Seat folding type buffer pedal |
-
2020
- 2020-12-30 CN CN202011617683.7A patent/CN112693999A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103889875A (en) * | 2011-10-21 | 2014-06-25 | 通力股份公司 | Elevator |
| CN107487682A (en) * | 2017-09-09 | 2017-12-19 | 浙江埃克森电梯有限公司 | A kind of removable only stop device of lift car |
| CN208087028U (en) * | 2018-01-04 | 2018-11-13 | 广东铃木电梯有限公司 | A kind of shallow pit elevator and its lift car and the extensible toe guard of elevator car for shallow pit elevator |
| US20200039796A1 (en) * | 2018-08-06 | 2020-02-06 | Otis Elevator Company | Elevator car apron |
| CN110817668A (en) * | 2018-08-10 | 2020-02-21 | 奥的斯电梯公司 | Apron board of elevator car |
| CN210989189U (en) * | 2019-10-24 | 2020-07-14 | 天津北海精密机械科技有限公司 | Seat folding type buffer pedal |
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Application publication date: 20210423 |