CN221027032U - Elevator safety landing monitoring device - Google Patents
Elevator safety landing monitoring device Download PDFInfo
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- CN221027032U CN221027032U CN202322803567.XU CN202322803567U CN221027032U CN 221027032 U CN221027032 U CN 221027032U CN 202322803567 U CN202322803567 U CN 202322803567U CN 221027032 U CN221027032 U CN 221027032U
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 19
- 238000012423 maintenance Methods 0.000 claims abstract description 22
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 238000005452 bending Methods 0.000 claims description 7
- 230000013011 mating Effects 0.000 claims 2
- 230000014509 gene expression Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000000470 constituent Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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Abstract
The utility model provides an elevator safety landing monitoring device which comprises a safety lock, a triangular lock, a switch mounting plate and a switch bow-striking plate, wherein the safety lock, the triangular lock and the switch mounting plate are fixed on an upper transverse frame of an elevator door pocket; one end of the safety lock is in transmission connection with the switch bow-striking plate and is used for driving the switch bow-striking plate to be driven when the safety lock is rotated by using a safety lock key; one end of the switch bow-striking plate is close to the triangular lock, the other end of the switch bow-striking plate is close to the switch mounting plate, and the switch mounting plate is provided with an overhaul loop switch and a safety loop switch; the switch bow-striking plate is driven to move between a first preset position and a second preset position by the safety lock, so that the opening and closing of the maintenance loop switch and the safety loop switch are controlled; when the safety loop switch is closed, one end of the switch bow-striking plate limits the triangular lock, and when the overhaul loop switch is closed, the switch bow-striking plate is separated from the triangular lock, and the triangular lock releases the limit. The elevator door opening device is simple in structure, safe and reliable, and can effectively prevent the hall door from being opened accidentally in the non-overhaul state of the elevator.
Description
Technical Field
The utility model relates to the technical field of elevator safety devices, in particular to an elevator safety landing monitoring device.
Background
In daily life, the elevator is convenient for people to go upstairs and downstairs, and brings great convenience for people. In recent years, with the steady increase in the market demand for elevators, the safety protection requirements for elevator maintenance and use have further increased. However, in the prior art, there is a situation that the hoistway door is opened in a non-overhauling state of the elevator, which brings about serious safety hazards.
Therefore, in order to solve the above problems, there is a need for an elevator safety device that has a simple structure, is safe and reliable, and can effectively prevent the landing door lock from being opened from outside the hall in a non-overhauling state of the elevator.
Disclosure of utility model
In order to overcome the defects in the prior art, the utility model provides an elevator safety landing monitoring device, which comprises the following specific technical scheme:
The utility model provides an elevator safety landing monitoring device which comprises a safety lock, a triangular lock, a switch mounting plate and a switch bow-striking plate, wherein the safety lock, the triangular lock and the switch mounting plate are fixed on an upper transverse frame of an elevator door pocket;
One end of the safety lock is in transmission connection with the switch bow-striking plate and is used for driving the switch bow-striking plate to be driven when the safety lock is rotated by using a safety lock key; one end of the switch bow-striking plate is close to the triangular lock, the other end of the switch bow-striking plate is close to the switch mounting plate, and an overhaul loop switch and a safety loop switch are arranged on the switch mounting plate;
When the switch bow-striking plate moves to a first preset position along with the safety lock towards the direction of the triangular lock, the switch bow-striking plate limits the triangular lock, one end of the switch bow-striking plate, which is close to the switch mounting plate, closes the safety circuit switch, and opens the maintenance circuit switch;
When the switch bow-striking plate moves to a second preset position along with the safety lock towards the direction of the switch mounting plate, the switch bow-striking plate is separated from the triangular lock and unlocked, one end of the switch bow-striking plate, which is close to the switch mounting plate, closes the maintenance loop switch, and the safety loop switch is opened.
In one particular embodiment, the safety lock comprises a rotatable safety lock cylinder, and a safety lock blade;
The safety lock core is fixed in the upper transverse frame and is used for rotating under the control of the safety lock key; the safety lock plate is arranged at the upper end of the safety lock body, and one end of the safety lock plate is connected with the safety lock core and is used for being driven along with the safety lock core; the other end of the safety lock locking plate further comprises a waist-shaped sliding groove, the switch bow-striking plate comprises an unlocking deflector rod, and the unlocking deflector rod penetrates through the waist-shaped sliding groove to connect the switch bow-striking plate with the safety lock locking plate in a transmission mode.
In a specific embodiment, the triangular lock comprises a triangular lock locking piece, a bending part is arranged at one end of the switch striking plate, which is close to the triangular lock locking piece, and the bending part is used for limiting the triangular lock locking piece when the switch striking plate moves to the first preset position.
In a specific embodiment, a guide rail is arranged on one side of the switch bow-striking plate, which is close to the switch mounting plate, and a guide sliding block is fixed on one side of the upper transverse frame, which is close to the guide rail; the guide rail is connected with the guide slide block in a sliding manner on the guide slide block through the guide rail, so that the switch bow-striking plate is ensured to move along the preset direction of the guide slide block.
In a specific embodiment, an elastic piece is further arranged on one side of the maintenance loop switch and one side of the safety loop switch, the switch is closed when the elastic piece is pressed, and the switch is opened when the elastic piece is released;
When the switch bow-striking plate moves to the first preset position, one end of the switch bow-striking plate, which is close to the switch mounting plate, presses the elastic piece of the safety circuit switch, and the elastic piece of the maintenance circuit switch is in a loosening state; when the switch bow-striking plate moves to the second preset position, one end of the switch bow-striking plate, which is close to the switch mounting plate, presses the elastic piece of the maintenance loop switch, and the elastic piece of the safety loop switch is in a loosening state.
In a specific embodiment, the service loop switch and the safety loop switch are sequentially arranged on the switch mounting plate towards the direction of the triangular lock.
In a specific embodiment, the safety lock further comprises a safety lock hole arranged at one side of the upper transverse frame, which is away from the switch bow-striking plate; the triangular lock further comprises a triangular lock hole arranged on one side, deviating from the switch bow-striking plate, of the upper transverse frame.
In a specific embodiment, the switch mounting plate further comprises an indicator lamp arranged on one side of the upper transverse frame, which is away from the switch striking plate, one end of the indicator lamp is electrically connected with the switch mounting plate, and the indicator lamp is used for prompting the opening and closing conditions of the safety loop switch and the overhaul loop switch.
In a specific embodiment, the upper transverse frame comprises a plurality of mounting holes for being matched and fixed with a standard part, and the mounting holes are matched with the standard part to fix the safety lock, the triangular lock, the switch mounting plate and the guide sliding block on the upper transverse frame.
In a specific embodiment, the safety lock sheet and the safety lock body, and the guide rail and the switch bow striking plate are all fixed through the standard component.
The utility model has at least the following beneficial effects:
The elevator safety landing monitoring device has the advantages of simple structure, safety, reliability and the like, and can effectively prevent the hall door from being opened accidentally in the non-overhaul state of the elevator. According to the utility model, the safety lock controls the switch bow-striking plate to move between the first preset position and the second preset position, so that one end of the switch bow-striking plate controls the state of an elevator, and the other end controls the locking and unlocking of the triangular lock. The elevator can be switched between a normal running state and a maintenance state, when the elevator is in the normal running state, one end of the switch bow-striking plate limits the triangular lock, so that the triangular lock can not rotate in a locking manner, further, the situation that the hoistway door is accidentally opened in the normal running state of the elevator is avoided, and the potential safety hazard is reduced. When the elevator is switched to a maintenance state through the switch bow-striking plate, the switch bow-striking plate is separated from the triangular lock, so that maintenance personnel can open the hoistway door through the triangular lock to enter the hoistway for maintenance work.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic illustration of a switch strike plate moving to a first predetermined position;
FIG. 2 is a schematic illustration of the switch strike plate moving to a second predetermined position;
FIG. 3 is a schematic view of the structure of the side of the upper cross frame facing away from the switch striker plate;
fig. 4 is a schematic view of the overall structure installation of the present utility model.
Reference numerals:
1-a safety lock; 2-triangle lock; 3-an overhaul loop switch; 4-a switch mounting plate; 5-a safety loop switch; 6-switching the bow-striking plate; 61-bending part; 7-triangular lock pieces; 8-a safety lock piece; 9-unlocking a deflector rod; 10-guiding sliding blocks; 11-a guide rail; 12-upper transverse frame; 13-a safety lock hole; 14-a triangle lock hole; 15-an indicator light; 16-hall doors; 17-elastic member.
Detailed Description
Hereinafter, various embodiments of the present utility model will be described more fully. The utility model is capable of various embodiments and of modifications and variations therein. However, it should be understood that: there is no intention to limit the various embodiments of the utility model to the specific embodiments disclosed herein, but rather the utility model is to be understood to cover all modifications, equivalents, and/or alternatives falling within the spirit and scope of the various embodiments of the utility model.
Hereinafter, the terms "comprises" or "comprising" as may be used in various embodiments of the present utility model indicate the presence of the disclosed functions, operations or elements, and are not limiting of the addition of one or more functions, operations or elements. Furthermore, as used in various embodiments of the utility model, the terms "comprises," "comprising," and their cognate terms are intended to refer to a particular feature, number, step, operation, element, component, or combination of the foregoing, and should not be interpreted as first excluding the existence of or increasing likelihood of one or more other features, numbers, steps, operations, elements, components, or combinations of the foregoing.
In various embodiments of the utility model, the expression "or" at least one of a or/and B "includes any or all combinations of the words listed simultaneously. For example, the expression "a or B" or "at least one of a or/and B" may include a, may include B or may include both a and B.
Expressions (such as "first", "second", etc.) used in the various embodiments of the utility model may modify various constituent elements in the various embodiments, but the respective constituent elements may not be limited. For example, the above description does not limit the order and/or importance of the elements. The above description is only intended to distinguish one element from another element. For example, the first user device and the second user device indicate different user devices, although both are user devices. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of various embodiments of the present utility model.
It should be noted that: in the present utility model, unless explicitly specified and defined otherwise, terms such as "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium; may be a communication between the interiors of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
Referring to fig. 1 to 4, the elevator safety landing monitoring device provided by the utility model comprises a safety lock 1 fixed on an upper transverse frame 12 of an elevator door pocket, a triangular lock 2, a switch mounting plate 4, and a switch bow striking plate 6. The cam lock 2 is used to open and close the hoistway door 16.
Specifically, one end of the safety lock 1 is in transmission connection with the switch striking plate 6, so as to drive the switch striking plate 6 to be driven when the safety lock 1 is turned by using a safety lock key. One end of the switch striking plate 6 is close to the triangular lock 2, the other end of the switch striking plate 6 is close to the switch mounting plate 4, and the switch mounting plate 4 is provided with the maintenance loop switch 3 and the safety loop switch 5. When the safety loop switch 5 is closed and the overhaul loop switch 3 is opened, the elevator is in a normal running state; when the service loop switch 3 is closed and the safety loop switch 5 is opened, the elevator enters a service state.
Referring to fig. 1 and 4, when the switch striking plate 6 is driven to a first preset position along with the safety lock 1 towards the direction of the cam lock 2, the switch striking plate limits the cam lock 2, one end of the switch striking plate 6, which is close to the switch mounting plate 4, closes the safety circuit switch 5, and at the moment, the maintenance circuit switch 3 is opened. It can be understood that at this time, the elevator is in a normal running state, and one end of the switch striking plate 6 limits the triangular lock 2, so that the elevator hoistway door 16 cannot be opened by the triangular lock key, and further the elevator hoistway door 16 is effectively prevented from being opened in normal running, and the occurrence of potential safety hazards is avoided.
Referring to fig. 2 and 4, when the switch striking plate 6 is driven to the second preset position along with the safety lock 1 toward the switch mounting plate 4, the switch striking plate 6 is separated from the cam lock 2, the restriction of the cam lock 2 is released, one end of the switch striking plate 6, which is close to the switch mounting plate 4, closes the maintenance loop switch 3, and the safety loop switch 5 is opened. It will be appreciated that at this point the elevator enters a service condition, the elevator is stopped, and a serviceman or other relevant person can open the hoistway door 16 via the cam key into the hoistway.
In a specific embodiment, referring to fig. 1 and 2, the security lock 1 comprises a rotatable security lock cylinder, and a security lock blade 8.
Specifically, a safety lock cylinder is fixed inside the upper cross frame 12 (not shown in the drawings because it is provided inside) and is configured to rotate under the control of a safety lock key. The safety lock locking plate 8 is arranged at the upper end of the safety lock 1 body, and one end of the safety lock locking plate 8 is connected with the safety lock core and is used for being driven along with the safety lock core. The other end of the safety lock locking piece 8 also comprises a waist-shaped chute (not shown in the figure because of being shielded), the switch striking plate 6 comprises an unlocking deflector rod 9, and the unlocking deflector rod 9 penetrates through the waist-shaped chute to connect the switch striking plate 6 with the safety lock locking piece 8 in a transmission way. It can be understood that the safety lock core is turned by the safety lock key, the safety lock core drives the safety lock locking piece 8 to move, and the safety lock locking piece 8 is matched with the unlocking deflector rod 9 of the switch striking plate 6 through the waist-shaped chute, so that the switch striking plate 6 can be driven along with the safety lock locking piece 8, and then can move between the first preset position and the second preset position, so that the state of the elevator can be switched, and the function of limiting or releasing the limit can be realized on the triangular lock 2.
In a specific embodiment, the cam lock 2 includes a cam lock piece 7, and a bending portion 61 is disposed at one end of the switch striking plate 6 near the cam lock piece 7, where the bending portion 61 is used to limit the cam lock piece 7 when the switch striking plate 6 moves to the first preset position. The specific structure of the triangular lock piece 7 and the bent portion 61 is shown in fig. 1.
In a specific embodiment, referring to fig. 1 and 2, a guide rail 11 is further disposed on a side of the switch striking plate 6 near the switch mounting plate 4, and a guide slider 10 is fixed on a side of the upper cross frame 12 near the guide rail 11. The guide rail 11 is slidably connected with the guide slide block 10, so that the switch bow-striking plate 6 is ensured to move along the preset direction of the guide slide block 10 in a mode that the guide rail 11 slides on the guide slide block 10. The preset direction of the guide sliding block 10 is the direction of connecting the first preset position and the second preset position, and is mainly used for the movement of the guide switch bow striking plate 6, so that the guide switch bow striking plate can normally move between the first preset position and the second preset position, and the movement process is more stable.
In a specific embodiment, referring to fig. 1 and 2, an elastic member 17 is further disposed on one side of the service loop switch 3 and one side of the safety loop switch 5, and the switch is closed when the elastic member 17 is pressed and is opened when the elastic member 17 is released. Alternatively, the elastic member 17 may be an elastic structure such as a spring, and preferably, the elastic member 17 is a spring sheet.
Specifically, when the switch bow-striking plate 6 moves to the first preset position, one end of the switch bow-striking plate 6, which is close to the switch mounting plate 4, compresses the elastic piece 17 of the safety circuit switch 5, the elastic piece 17 of the overhaul circuit switch 3 is in a loosening state, and the elevator is in a normal running state; when the switch striking plate 6 moves to the second preset position, one end of the switch striking plate 6, which is close to the switch mounting plate 4, presses the elastic piece 17 of the maintenance loop switch 3, the elastic piece 17 of the safety loop switch 5 is in a loose state, and the elevator enters the maintenance state.
In a specific embodiment, the service circuit switch 3 and the safety circuit switch 5 are arranged in sequence on the switch mounting plate 4 in the direction of the cam lock. It will be appreciated that such a position setting facilitates the opening of the service loop switch 3 and the closing of the safety loop switch 5 when the switch striker plate 6 is moved to the first preset position, and the closing of the service loop switch 3 and the opening of the safety loop switch 5 when the switch striker plate 6 is moved to the second preset position.
In a specific embodiment, as shown in fig. 3, the safety lock 1 further includes a safety lock hole 13 disposed on a side of the upper cross frame 12 facing away from the switch bow plate 6, and the cam lock 2 further includes a cam lock hole 14 disposed on a side of the upper cross frame 12 facing away from the switch bow plate 6. The lock hole is used for inserting a key, and then the elevator state is controlled by rotating the safety lock 1, the triangular lock 2 is limited and unlocked, and the elevator hoistway door 16 is controlled to be opened and closed by rotating the triangular lock 2.
In a specific embodiment, as shown in fig. 3, the switch bracket further comprises an indicator light 15 disposed on one side of the upper cross frame 12 away from the switch bow plate 6, and one end of the indicator light 15 is electrically connected with the switch mounting plate 4, so as to prompt the opening and closing conditions of the safety circuit switch 5 and the maintenance circuit switch 3. For example, when the safety circuit switch 5 is closed and the service circuit switch 3 is opened, the indicator light 15 is normally on green to alert service personnel that the elevator is currently in a normal operation state; when the service loop switch 3 is closed and the safety loop switch 5 is opened, the indicator light 15 is normally lighted red to prompt the user that the elevator is currently in a service state.
In one embodiment, the upper cross frame 12 further includes a plurality of mounting holes that mate with the standard to secure the safety lock 1, the cam lock 2, and the switch mounting plate 4 to the upper cross frame 12. In the embodiment including the guide slider 10, the upper cross frame 12 also cooperates with the standard through the mounting hole to secure the guide slider 10 to the upper cross frame 12.
In a specific embodiment, the safety lock piece 8 and the safety lock 1 body, and the guide rail 11 and the switch bow plate 6 are all fixed through standard components.
In summary, the elevator safety landing monitoring device has the advantages of simple structure, safety, reliability and the like. According to the utility model, the safety lock 1 and the switch bow-striking plate 6 are matched to limit the triangular lock 2, so that the function of limiting the opening of the hoistway door 16 in the normal running state of the elevator is realized, and the safety in the running process of the elevator is improved. Specifically, the opening and closing of the overhaul loop switch 3 and the safety loop switch 5 are controlled through the switch bow-striking plate 6, so that the normal operation of the elevator is realized when the triangular lock 2 is limited, the hall door 16 cannot be opened, and the elevator enters an overhaul state when the triangular lock 2 is released from being limited, and the hall door 16 can be opened through the triangular lock 2. The utility model can well ensure the safety of the elevator in the use process and is worth popularizing.
Those skilled in the art will appreciate that the drawing is merely a schematic illustration of a preferred implementation scenario and that the modules or flows in the drawing are not necessarily required to practice the utility model.
Those skilled in the art will appreciate that modules in an apparatus in an implementation scenario may be distributed in an apparatus in an implementation scenario according to an implementation scenario description, or that corresponding changes may be located in one or more apparatuses different from the implementation scenario. The modules of the implementation scenario may be combined into one module, or may be further split into a plurality of sub-modules.
The above-mentioned inventive sequence numbers are merely for description and do not represent advantages or disadvantages of the implementation scenario.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (10)
1. The elevator safety landing monitoring device is characterized by comprising a safety lock, a triangular lock, a switch mounting plate and a switch bow-striking plate, wherein the safety lock, the triangular lock and the switch mounting plate are fixed on an upper transverse frame of an elevator door pocket;
One end of the safety lock is in transmission connection with the switch bow-striking plate and is used for driving the switch bow-striking plate to be driven when the safety lock is rotated by using a safety lock key; one end of the switch bow-striking plate is close to the triangular lock, the other end of the switch bow-striking plate is close to the switch mounting plate, and an overhaul loop switch and a safety loop switch are arranged on the switch mounting plate;
When the switch bow-striking plate moves to a first preset position along with the safety lock towards the direction of the triangular lock, the switch bow-striking plate limits the triangular lock, one end of the switch bow-striking plate, which is close to the switch mounting plate, closes the safety circuit switch, and opens the maintenance circuit switch;
When the switch bow-striking plate moves to a second preset position along with the safety lock towards the direction of the switch mounting plate, the switch bow-striking plate is separated from the triangular lock and unlocked, one end of the switch bow-striking plate, which is close to the switch mounting plate, closes the maintenance loop switch, and the safety loop switch is opened.
2. The elevator safety landing monitoring device of claim 1, wherein the safety lock comprises a rotatable safety lock cylinder, and a safety lock blade;
The safety lock core is fixed in the upper transverse frame and is used for rotating under the control of the safety lock key; the safety lock plate is arranged at the upper end of the safety lock body, and one end of the safety lock plate is connected with the safety lock core and is used for being driven along with the safety lock core; the other end of the safety lock locking plate further comprises a waist-shaped sliding groove, the switch bow-striking plate comprises an unlocking deflector rod, and the unlocking deflector rod penetrates through the waist-shaped sliding groove to connect the switch bow-striking plate with the safety lock locking plate in a transmission mode.
3. The elevator safety landing monitoring device according to claim 1, wherein the triangular lock comprises a triangular lock locking piece, a bending part is arranged at one end of the switch striking plate, which is close to the triangular lock locking piece, and the bending part is used for limiting the triangular lock locking piece when the switch striking plate moves to the first preset position.
4. The elevator safety landing monitoring device according to claim 2, wherein a guide rail is arranged on one side of the switch bow-striking plate, which is close to the switch mounting plate, and a guide slide block is fixed on one side of the upper transverse frame, which is close to the guide rail; the guide rail is connected with the guide slide block in a sliding manner on the guide slide block through the guide rail, so that the switch bow-striking plate is ensured to move along the preset direction of the guide slide block.
5. The elevator safety landing monitoring device according to claim 1, wherein an elastic member is further provided on one side of the service loop switch and one side of the safety loop switch, the switch is closed when the elastic member is compressed, and the switch is opened when the elastic member is released;
When the switch bow-striking plate moves to the first preset position, one end of the switch bow-striking plate, which is close to the switch mounting plate, presses the elastic piece of the safety circuit switch, and the elastic piece of the maintenance circuit switch is in a loosening state; when the switch bow-striking plate moves to the second preset position, one end of the switch bow-striking plate, which is close to the switch mounting plate, presses the elastic piece of the maintenance loop switch, and the elastic piece of the safety loop switch is in a loosening state.
6. The elevator safety landing monitoring device of claim 1, wherein the service loop switch and the safety loop switch are sequentially disposed on the switch mounting plate in a direction toward the cam lock.
7. The elevator safety landing monitoring device of claim 1, wherein the safety lock further comprises a safety lock hole arranged at one side of the upper cross frame away from the switch bow plate; the triangular lock further comprises a triangular lock hole arranged on one side, deviating from the switch bow-striking plate, of the upper transverse frame.
8. The elevator safety landing monitoring device of claim 1, further comprising an indicator light disposed on a side of the upper cross frame facing away from the switch bow plate, wherein one end of the indicator light is electrically connected to the switch mounting plate, and the indicator light is configured to prompt the safety circuit switch and the maintenance circuit switch to be opened or closed.
9. The elevator safety landing monitoring device of claim 4, wherein the upper cross frame includes a plurality of mounting holes for mating with a standard, the mounting holes mating with the standard to secure the safety lock, the delta lock, the switch mounting plate, and the guide slide to the upper cross frame.
10. The elevator safety landing monitoring device of claim 9, wherein the safety lock tab and the safety lock body, the guide rail and the switch striker plate are all fixed by the standard component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322803567.XU CN221027032U (en) | 2023-10-18 | 2023-10-18 | Elevator safety landing monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322803567.XU CN221027032U (en) | 2023-10-18 | 2023-10-18 | Elevator safety landing monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221027032U true CN221027032U (en) | 2024-05-28 |
Family
ID=91132859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322803567.XU Active CN221027032U (en) | 2023-10-18 | 2023-10-18 | Elevator safety landing monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221027032U (en) |
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2023
- 2023-10-18 CN CN202322803567.XU patent/CN221027032U/en active Active
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