CN211366632U - Triangular lock linkage device and elevator - Google Patents
Triangular lock linkage device and elevator Download PDFInfo
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- CN211366632U CN211366632U CN201921774680.7U CN201921774680U CN211366632U CN 211366632 U CN211366632 U CN 211366632U CN 201921774680 U CN201921774680 U CN 201921774680U CN 211366632 U CN211366632 U CN 211366632U
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- 238000010009 beating Methods 0.000 claims description 25
- 230000000903 blocking effect Effects 0.000 claims description 9
- 238000012423 maintenance Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model relates to a triangular lock aggregate unit and elevator. The triangular lock linkage device comprises: a first triangular lock; a second triangular lock; a switch; the second striking plate is connected with the second triangular lock; the linkage striking plate is positioned between the switch and the second striking plate; in a first state, the first triangular lock is opened, the linkage striking plate is far away from the second striking plate and pushes the switch to be closed, meanwhile, a gap is formed between the linkage striking plate and the second striking plate, and the second triangular lock can be opened and closed; in the second state, the first triangular lock is closed, the linkage striking plate is abutted to the second striking plate, and the second triangular lock cannot be opened and closed.
Description
Technical Field
The utility model relates to an elevator field especially relates to shallow pit or low top layer elevator field, more relates to a triangular lock aggregate unit.
Background
As is well known, in order to ensure the long-term safe and normal operation of an elevator, the elevator needs to be maintained frequently or regularly, and in the process of maintenance and repair, a maintenance worker inevitably needs to enter a pit or a car roof of the elevator to operate. The elevator is characterized in that a pit depth or a top layer height of a reserved elevator shaft is insufficient, and when some old buildings are reconstructed and an elevator is additionally installed outdoors, the height space of the original building is limited, so that the requirement on the pit depth or the top layer height of the elevator shaft specified in GB7588 elevator manufacturing and installing safety standard is difficult to meet, a movable stop device is arranged in the pit, and elevator safety systems such as an electrical safety device and the like are arranged on the outer side of the shaft. Even if elevator safety systems such as movable stop devices and electrical safety devices are arranged, when maintenance personnel maintain, in case that the triangular lock is opened for maintenance without switching on the elevator safety systems due to negligence or non-compliance with safety regulations, personal risks are easy to occur.
Therefore, in the field, particularly in the field of shallow pit or low-ceiling elevator, a device and an elevator which can ensure that the triangular lock can be used in a safe state during maintenance are urgently needed, and the safety of maintenance personnel is ensured.
It is noted herein that the information disclosed in this background section of the invention is only for enhancement of understanding of the general background of the invention, and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome not enough among the prior art, provide a triangular lock aggregate unit and including triangular lock aggregate unit's elevator, this triangular lock aggregate unit and elevator ensure that the triangular lock is opened under safe state, ensure the safety of maintenance operation.
According to an aspect of the utility model, a triangular lock link gear is provided, include: a first triangular lock; a second triangular lock; a switch; the second striking plate is connected with the second triangular lock; the linkage striking plate is positioned between the switch and the second striking plate; in a first state, the first triangular lock is opened, the linkage striking plate is far away from the second striking plate and pushes the switch to be closed, meanwhile, a gap is formed between the linkage striking plate and the second striking plate, and the second triangular lock can be opened and closed; in the second state, the first triangular lock is closed, the linkage striking plate is abutted to the second striking plate, and the second triangular lock cannot be opened and closed.
Preferably, the method further comprises the following steps: the first striking plate rotates along with the first triangular lock, and when the first triangular lock is opened, the first striking plate pushes the linkage striking plate to move towards the switch.
Preferably, the switch is a limit switch, and when the first triangular lock is in an opened state and a closed state, a spring inside the switch pushes the linkage striking plate to move towards the second striking plate so that the linkage striking plate abuts against the second striking plate.
Preferably, a first spring is arranged between the switch and the linkage striking plate, and when the first triangular lock is opened, the first spring is compressed; when the first triangular lock is closed, the first spring rebounds and extends to push the linkage striking plate to move towards the second striking plate so that the linkage striking plate is abutted against the second striking plate.
Preferably, the second striking plate is provided with a blocking portion matched with the linkage striking plate.
Preferably, the blocking portion is a notch, a recess or a groove.
Preferably, the linkage striking plate includes: the first beating plate is provided with a first contact surface, a second contact surface and a third contact surface, the first contact surface is in contact with the first beating plate, the second contact surface is in butt joint with the second beating plate in a second state, the third contact surface is in contact with the switch, and the rotation of the first beating plate can apply force to the third contact surface through the first contact surface.
Preferably, the method further comprises the following steps: a bracket having a hole provided therein through which the link striking plate is guided.
Preferably, a clamping device and a second spring are arranged between the bracket and the first beating plate, and the first beating plate is provided with a concave part matched with the clamping device.
Preferably, the clamping device comprises a rotatable ball or roller, the ball or roller is connected with the second spring through a sliding block, and the ball or roller can be embedded into the concave part of the first beating plate.
Preferably, the method further comprises the following steps: a rotating shaft of the first triangular lock penetrates through the first support frame and the first beating plate, and the first beating plate and the first triangular lock are respectively positioned on two sides of the first support frame;
and/or
Further comprising: the rotating shaft of the second triangular lock penetrates through the second supporting frame and the second striking plate, and the second striking plate and the second triangular lock are respectively located on two sides of the second supporting frame.
Preferably, the first support frame is further provided with a guide assembly, and the linkage striking plate is guided by the guide assembly when moving away from or abutting against the second striking plate.
According to another aspect of the present invention, an elevator is provided that includes a plurality of triangular lock linkages.
Preferably, the elevator is a shallow pit or low-ceiling elevator.
Preferably, the switch controls an elevator safety system of the elevator.
Drawings
Exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. For purposes of clarity, the same reference numbers will be used in different drawings to identify the same elements. Furthermore, those skilled in the art will appreciate that the particular embodiments illustrated in the drawings are illustrative only and are not intended to limit the scope of the invention, and that the drawings of the invention are not necessarily drawn to scale. Wherein,
fig. 1a and 1b are schematic diagrams of a triangular lock linkage device according to an embodiment of the present invention in a first state and a second state, respectively;
fig. 2a and 2b are schematic perspective views of a triangular lock linkage device according to an embodiment of the present invention in a first state and a second state, respectively;
FIG. 3 is a schematic view of an embodiment of a first beater plate;
FIG. 4 is a schematic view of an embodiment of a linkage striker plate;
fig. 5a and 5b are schematic diagrams of a triangle lock linkage device according to another embodiment of the present invention in a first state and a second state, respectively;
fig. 6 is a schematic view of an embodiment of a second beater plate of the present invention.
Detailed Description
The following describes embodiments of the present invention in detail with reference to the accompanying drawings. For the sake of clarity and brevity, actual embodiments are not limited to the features described in this specification. The present embodiment is implemented on the premise of the technical solution of the present invention, and detailed embodiments are given, but the scope of the present invention includes, but is not limited to, the following embodiments.
The technical problem to be solved by the present invention can be achieved by the following preferred embodiments.
As shown in fig. 1a, 1b, 2a, and 2b, the triangular lock linkage of the present embodiment includes: a first triangular lock 4, a second triangular lock 11 and a switch 1; a second striking plate 12 connected to the second triangular lock 11; and the linkage striking plate 2 is positioned between the switch 1 and the second striking plate 12.
In the first state, as shown in fig. 1a, the first triangular lock 4 is opened, the linkage striking plate 2 moves towards the switch 1, the switch 1 is pushed to be switched on, and simultaneously, a gap is generated between the linkage striking plate 2 and the second striking plate 12, so that the second triangular lock 11 can be normally opened and closed. In the second state, as shown in fig. 1b, the first triangular lock 4 is closed, the interlocking striker 2 moves toward the second striking plate 12 to abut against the second striking plate 12, and the second triangular lock 11 cannot be normally opened or closed.
The triangular lock linkage device of the embodiment realizes linkage of the first triangular lock 4 and the second triangular lock 11, and the second triangular lock 11 can be opened only when the first triangular lock 4 is opened and the switch 1 is switched on. The triangular lock linkage device can be used in an elevator, particularly a shallow pit or low-top elevator, the switch 1 is used for controlling an elevator safety system of the elevator, the elevator safety system can comprise a strong current system and/or a weak current system, and the switch 1 can be used for controlling a required system according to actual control requirements, so that the safety during maintenance operation is ensured.
Preferably, a first striking plate 5 is further included, and the first striking plate 5 can rotate along with the first triangular lock 4. As shown in fig. 3, the first striking plate 5 may be a substantially rectangular parallelepiped, and a dimension of the first striking plate 5 in a direction along which the interlocking striker 2 moves when the first triangular lock 4 is opened is larger than a dimension of the first triangular lock 4 when the first triangular lock 4 is closed, specifically, a long side of the first striking plate 5 is along a direction along which the interlocking striker 2 moves when the first triangular lock 4 is opened, and a short side of the first striking plate 5 is along a direction along which the interlocking striker 2 moves when the first triangular lock 4 is closed. As shown in fig. 1a and 2a, when the first triangular lock 4 is opened, the first striking plate 5 can push the linkage striking plate 2 and further push the switch 1 to be closed; when the first triangular lock 4 is closed, the interlocking striker 2 moves toward the striking plate 12.
Preferably, as shown in fig. 4, the link striking plate 2 includes: the first contact surface 21 that contacts with first clapper 5, the second contact surface 22 that contacts with second clapper 12 under the second state to and the third contact surface 23 that contacts with switch 1, first contact surface 21 and third contact surface 23 are connected, and the rotation of first clapper 5 can transmit to third contact surface 23 through first contact surface like this, and third contact surface 23 is connected with the second contact surface, and the power towards second clapper 12 that third contact surface 23 received also can transmit to second contact surface 22 like this. However, the specific shape of the interlocking striker 2 is not limited to the shape similar to L in fig. 4, and the interlocking striker may be, for example, a shape similar to U, and may be specifically configured to abut against the second striking plate 12 in the second state while the push switch 1 is closed in the first state.
Optionally, the switch 1 is a limit switch, and a spring is arranged inside the limit switch. As shown in fig. 1a and 1b, when the first triangular lock 4 is in the opened state and the closed state, the first striking plate 5 rotates along with the first triangular lock 4, and at this time, the spring inside the limit switch pushes the linkage striking plate 2 to move towards the second striking plate 12, so that the linkage striking plate 2 is abutted against the second striking plate 12 in the second state. Alternatively, as shown in fig. 5a and 5b, a first spring 19 may be provided between the switch 1 and the link striker 2 without using a spring inside the switch 1, when the first triangular lock 4 is opened, the first striker 5 applies force to the link striker 2, the first spring 19 is compressed, the link striker 2 moves toward the switch 1 so that the switch 1 is turned on, and a gap is generated between the link striker 2 and the second striker 12 to allow the switch of the second triangular lock 11; when the first triangular lock 4 is closed, the first spring 19 rebounds and extends to push the linkage striking plate 2 to move towards the second striking plate 12, so that the linkage striking plate 2 is abutted against the second striking plate 12, and the opening and closing of the second triangular lock 11 are limited.
Preferably, as shown in fig. 2a, 2b and 6, the blocking portion 14 is further provided on the second striking plate 12, and in the second state, that is, when the first triangular lock 4 is closed, the interlocking striking plate 2 is firmly abutted against the blocking portion 14 of the second striking plate 12, so that the opening and closing of the second triangular lock 11 are effectively blocked, and the interlocking safety performance is further improved. The blocking portion 14 may be in the form of a notch, a recess, a groove, etc., and one end of the linkage striking plate 2 abutting against the second striking plate 12 is blocked and fixed by the blocking portion 14. As shown in fig. 2b and 4, a corresponding convex portion may be disposed at one end of the linkage striking plate 2 abutting against the second striking plate 12 to cooperate with the blocking portion of the second striking plate 12 to block the rotation of the second striking plate 12, so as to safely block the operation of the second triangular lock 11.
Preferably, as shown in fig. 2a and 2b, the triangular lock linkage is further provided with a bracket 10 perpendicular to the link striking plate 2, and the bracket 10 is provided with a hole, such as a bar-shaped or square-shaped slot hole, through which the movement of the link striking plate 2 is guided. In order to stabilize the opening and closing state of the first cam lock 4, a latch 7 and a second spring 9 are preferably further disposed between the bracket 10 and the first striking plate 5, as shown in fig. 1a and 1 b. As shown in fig. 3, the first cam 5 is provided with a corresponding recess, for example an arc-shaped recess, which cooperates with the catch 7 to achieve a stable position of the first cam lock 4 in both the open and closed state. Further preferably, the snap-in means 7 may comprise a rotatable ball or roller, which is connected to the second spring 9 via a slider 8. The ball or the roller is embedded into the concave part on the first beating plate 5, so that the first triangular lock 4 cannot slide randomly when being opened and closed, and a stable state is kept.
Preferably, as shown in fig. 2a and 2b, a first support frame 6 and a second support frame 13 are further provided for supporting the first beating plate 5 and the second beating plate 12, respectively. Specifically, the rotating shaft of the first triangular lock 4 passes through the first supporting frame 6 and the first beating plate 5, and the first beating plate 5 and the first triangular lock 4 can be respectively located on two sides of the first supporting frame 6. The rotating shaft of the second triangular lock 11 passes through the second supporting frame 13 and the second striking plate 12, and the second striking plate 12 and the second triangular lock 11 can be respectively positioned at two sides of the second supporting frame 13. The first support frame 6 is also provided with a guide assembly 3, and the linkage striking plate 2 is guided through the guide assembly 3 and the holes on the support frame 10 when moving away from or abutting against the second striking plate 12.
The utility model also provides an elevator, this elevator include as before any embodiment the triangular lock aggregate unit. Preferably, the elevator is a shallow pit or low-ceiling elevator, the switch 1 controlling the elevator safety system, the second cam lock being openable only in case the elevator safety system is switched on. The elevator safety system can be a strong current system and/or a weak current system, and the triangular lock linkage device can realize the safety control of the strong current system and/or the weak current system which need to be controlled according to the safety standard and/or the operation requirement.
As mentioned above, the triangle lock linkage device provided by the utility model has two states, one of which is that the first triangle lock is opened, the switch is closed, and the second triangle lock can be normally opened and closed; the second is that the first triangular lock is closed, and the second triangular lock can not be normally opened and closed. The first triangular lock and the second triangular lock of the triangular lock linkage device have a linkage effect, and the second triangular lock can be opened only by opening the first triangular lock first and switching on the switch, so that the second triangular lock is ensured to meet the safety condition when in use. The utility model discloses a triangular lock aggregate unit application field is wide, can be arranged in the elevator and need ensure the all kinds of environment of triangular lock safe in utilization condition, is particularly useful for shallow pit or low top layer elevator. The switch in the triangular lock linkage device controls the elevator safety system of the elevator, and the triangular lock linkage device is adopted to ensure that the elevator safety system must be switched on before the hall door is opened, so that the safety of maintenance operation is effectively ensured.
The foregoing disclosure of embodiments of the present disclosure has been presented for purposes of illustration and description. It is not intended to be exhaustive or to limit the disclosure to the precise form disclosed. Many variations and modifications of the embodiments described herein will be apparent to one of ordinary skill in the art in light of the above disclosure. Note that the above examples are not intended to be limiting. Additional embodiments of apparatuses, systems, and devices are also contemplated that may include many of the features described above. Other devices, apparatus, features and advantages of the disclosure will be or will become apparent to one with skill in the art upon examination of the following figures and detailed description. It is intended that all such additional devices, apparatus, features and advantages be included within this description, be within the scope of the present invention.
Conditional language such as "can," "may," "might," or "may" is generally intended to convey that certain embodiments may, but need not, include certain features and/or elements unless specifically stated otherwise or understood otherwise within the context of use. Thus, such conditional language is not generally intended to imply that one or more embodiments are in any way required to include the described features and/or elements.
Claims (15)
1. A triangular lock linkage, comprising:
a first triangular lock (4);
a second triangular lock (11);
a switch (1);
a second striking plate (12) connected to the second triangular lock (11);
a linkage striking plate (2) positioned between the switch (1) and the second striking plate (12); in a first state, the first triangular lock (4) is opened, the linkage striking plate (2) is far away from the second striking plate (12) and pushes the switch (1) to be closed, meanwhile, a gap is formed between the linkage striking plate (2) and the second striking plate (12), and the second triangular lock (11) can be opened and closed;
in the second state, the first triangular lock (4) is closed, the linkage striking plate (2) is abutted to the second striking plate (12), and the second triangular lock (11) cannot be opened or closed.
2. The triangular lock linkage assembly according to claim 1, wherein: further comprising: first clapper (5), first clapper (5) are followed first triangulation chain (4) rotate, when first triangulation chain (4) are opened first clapper (5) promote the linkage hits board (2) orientation switch (1) removes.
3. The triangular lock linkage assembly according to claim 2, wherein: the switch (1) is a limit switch, and when the first triangular lock (4) is in a state from an open state to a closed state, a spring in the switch (1) pushes the linkage striking plate (2) to move towards the second striking plate (12) so that the linkage striking plate (2) is abutted to the second striking plate (12).
4. The triangular lock linkage assembly according to claim 2, wherein: a first spring (19) is arranged between the switch (1) and the linkage striking plate (2), and when the first triangular lock (4) is opened, the first spring (19) is compressed; when the first triangular lock (4) is closed, the first spring (19) rebounds and extends to push the linkage striking plate (2) to move towards the second striking plate (12) so that the linkage striking plate (2) abuts against the second striking plate (12).
5. A cam lock linkage according to any one of claims 1 to 4, wherein: the second beating plate (12) is provided with a blocking part (14) matched with the linkage striking plate (2).
6. The triangular lock linkage assembly according to claim 5, wherein: the blocking part (14) is a notch, a concave part or a groove.
7. A cam lock linkage according to any one of claims 2 to 4, wherein: the linkage striking plate (2) comprises: the switch comprises a first contact surface (21) in contact with the first beating plate (5), a second contact surface (22) in contact with the second beating plate (12) in the second state, and a third contact surface (23) in contact with the switch (1), wherein the rotation of the first beating plate (5) can apply force to the third contact surface (23) through the first contact surface (21).
8. A cam lock linkage according to any one of claims 2 to 4, wherein: further comprising: a bracket (10), in which bracket (10) a hole is provided through which the link striker plate (2) is guided.
9. The delta lock linkage of claim 8, wherein: the clamping device (7) and the second spring (9) are arranged between the support (10) and the first beating plate (5), and the first beating plate (5) is provided with a concave part matched with the clamping device (7).
10. The delta lock linkage of claim 9, wherein: the clamping device (7) comprises a rotatable ball or roller, the ball or roller is connected with the second spring (9) through a sliding block (8), and the ball or roller can be embedded into the concave part of the first beating plate (5).
11. A triangular lock linkage according to any one of claims 2-4, 9, 10, characterised in that: further comprising: a rotating shaft of the first triangular lock (4) penetrates through the first support frame (6) and the first beating plate (5), and the first beating plate (5) and the first triangular lock (4) are respectively positioned on two sides of the first support frame (6);
and/or
Further comprising: the rotating shaft of the second triangular lock (11) penetrates through the second support frame (13) and the second beating plate (12), and the second beating plate (12) and the second triangular lock (11) are respectively located on two sides of the second support frame (13).
12. The delta lock linkage of claim 11, wherein: the first support frame (6) is further provided with a guide assembly (3), and the linkage striking plate (2) is guided by the guide assembly (3) when moving away from or abutting against the second striking plate (12).
13. An elevator characterized in that: comprising a triangular lock linkage according to any of claims 1-12.
14. The elevator according to claim 13, characterized in that: the elevator is a shallow pit or low-top elevator.
15. Elevator according to claim 13 or 14, characterized in that: the switch (1) controls the elevator safety system of the elevator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921774680.7U CN211366632U (en) | 2019-10-22 | 2019-10-22 | Triangular lock linkage device and elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921774680.7U CN211366632U (en) | 2019-10-22 | 2019-10-22 | Triangular lock linkage device and elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211366632U true CN211366632U (en) | 2020-08-28 |
Family
ID=72168293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921774680.7U Active CN211366632U (en) | 2019-10-22 | 2019-10-22 | Triangular lock linkage device and elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211366632U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112374315A (en) * | 2019-10-22 | 2021-02-19 | 蒂森克虏伯电梯（上海）有限公司 | Triangular lock linkage device and elevator |
-
2019
- 2019-10-22 CN CN201921774680.7U patent/CN211366632U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112374315A (en) * | 2019-10-22 | 2021-02-19 | 蒂森克虏伯电梯（上海）有限公司 | Triangular lock linkage device and elevator |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 2, Xunye Road, Sheshan District, Songjiang Industrial Zone, Shanghai Patentee after: Tisheng elevator (Shanghai) Co.,Ltd. Patentee after: THYSSENKRUPP AG Address before: 201602 Shanghai City, Sheshan Songjiang Industrial Zone District Xunye Road No. 2 Patentee before: ThyssenKrupp Elevator (Shanghai) Co.,Ltd. Patentee before: THYSSENKRUPP AG |
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| CP03 | Change of name, title or address | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210927 Address after: No. 2, Xunye Road, Sheshan District, Songjiang Industrial Zone, Songjiang District, Shanghai Patentee after: Tisheng elevator (Shanghai) Co.,Ltd. Address before: 201602 Shanghai City, Sheshan Songjiang Industrial Zone District Xunye Road No. 2 Patentee before: Tisheng elevator (Shanghai) Co.,Ltd. Patentee before: THYSSENKRUPP AG |
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| TR01 | Transfer of patent right |