CN218434383U - External manual brake release device of brake - Google Patents
External manual brake release device of brake Download PDFInfo
- Publication number
- CN218434383U CN218434383U CN202221963021.XU CN202221963021U CN218434383U CN 218434383 U CN218434383 U CN 218434383U CN 202221963021 U CN202221963021 U CN 202221963021U CN 218434383 U CN218434383 U CN 218434383U
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- brake
- brake release
- bearing
- mounting portion
- plate
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Abstract
The utility model discloses an external manual brake release device of stopper belongs to brake release technical field. It includes: the adjusting bracket is used for being connected with a brake arm of the brake and is positioned between the brake arm of the brake and the electromagnet; the loosening plate is rotatably arranged on the adjusting bracket and is in linkage connection with the adjusting bracket; a bearing mounted on the gate plate; and the brake releasing handle is arranged on the brake releasing plate, and in the brake releasing process, the brake releasing handle is rotated to drive the brake releasing plate to rotate, so that the bearing is abutted to the electromagnet of the brake and pushes the brake arm of the brake outwards until the brake arm of the brake is separated from the brake wheel. The original built-in brake releasing device is changed into the external brake releasing device, the requirement of the latest rule of the brake releasing device of the elevator traction machine is met, and the external brake releasing device enables an operator to push the brake arm away by using less manpower by utilizing a lever principle, so that the whole brake releasing process is easier and more convenient.
Description
Technical Field
The utility model belongs to the technical field of the device that declutches, concretely relates to external manual device that declutches of stopper.
Background
When the elevator is in power failure or system failure, the elevator may stop between adjacent floors, and at the moment, a maintenance worker needs to release a brake of a traction machine to enable the elevator to move to the nearest floor, so that the aim of rescuing trapped passengers is fulfilled.
The brake release device of the brake used at present is a built-in structure, namely is arranged in an electromagnet of the brake, however, with the continuous updating and progress of the technology, the requirement on the brake release device of the elevator is updated, according to the latest test rule requirement of the brake of the elevator traction machine, the brake release device can not be continuously used with the built-in structure, so an external brake release device is required to be designed.
Disclosure of Invention
The utility model provides an external manual brake release device to the above-mentioned problem that prior art exists.
The utility model discloses the accessible is realized by following technical scheme:
an external manual brake release device of a brake, comprising:
the adjusting bracket is used for being connected with a brake arm of the brake, and the adjusting bracket is positioned between the brake arm of the brake and the electromagnet;
the loosening plate is rotatably arranged on the adjusting bracket and is in linkage connection with the adjusting bracket;
a bearing mounted on the gate plate;
and the brake releasing handle is arranged on the brake releasing plate, and in the brake releasing process, the brake releasing handle is rotated to drive the brake releasing plate to rotate, so that the bearing is abutted to the electromagnet of the brake and pushes the brake arm of the brake outwards until the brake arm of the brake is separated from the brake wheel.
As a further improvement of the present invention, the adjusting bracket includes a connecting portion and a brake-releasing plate mounting portion, the connecting portion is connected with a brake-releasing plate mounting portion, wherein the connecting portion is connected with a gap adjusting bolt provided on a brake arm of the brake.
As a further improvement, the brake-releasing plate mounting part is provided with a limit bolt, the head of the limit bolt is positioned on the top surface of the brake-releasing plate mounting part and the brake-releasing plate is positioned on the same horizontal plane.
As a further improvement of the utility model, the brake-releasing plate comprises a bearing mounting part and a handle mounting part, the handle mounting part is connected with the bearing mounting part,
as a further improvement, the bearing mounting part level set up and with the trip plate installation department parallels, the vertical setting of handle installation department.
As a further improvement, the bearing mounting part is connected with the brake release plate mounting part through a rotary connecting piece.
As a further improvement of the utility model, the brake-releasing handle is connected with the handle installation part.
As a further improvement, the bearing mounting portion is mounted near one end of the electromagnet of the brake, the bearing, just the outer ring of the bearing is followed the end of the bearing mounting portion extends outwards.
As a further improvement, the side of bearing installation department still is equipped with outside convex stopper, at the brake release in-process, along with the rotation of pine flashboard, the stopper with spacing bolt looks butt.
As a further improvement of the utility model, work as the stopper with during the spacing bolt butt, spacing bolt is located between the brake arm of stopper and stopper.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the original built-in brake release device is improved into an external brake release device, the requirement of the latest rule of the brake release device of the elevator traction machine is met, and the external brake release device enables an operator to push a brake arm away by using less manpower by utilizing a lever principle, so that the whole brake release process is easier and more convenient.
2. In the process of brake releasing operation, when the brake releasing plate rotates to push the brake arm of the brake away outwards, at the moment, the bearing is abutted to the electromagnet of the brake, and the brake releasing plate is abutted to the limiting bolt, so that the supporting force of the bearing and the reaction force of the brake spring on the brake arm are just in a straight line and offset mutually, at the moment, the whole brake releasing device can be continuously positioned at the brake releasing position, and a maintenance worker can perform subsequent operation on the fault elevator.
3. By adopting the brake release device to simply transform the original drum brake, the original drum brake can meet the latest gauge requirement, the brake release device is convenient, and the development cost is saved.
Drawings
Fig. 1 is a schematic structural view of an external manual brake release device of the brake of the present invention;
fig. 2 is a partially enlarged view of a portion a of fig. 1 according to the present invention;
fig. 3 is a cross-sectional view of the brake release device of the present invention in a contracting brake state;
fig. 4 is a sectional view of the brake release device of the present invention in a brake release state.
In the figure, 100, the adjusting bracket; 101. a connecting portion; 102. a brake release plate mounting part; 110. loosening the gate plate; 111. a bearing mounting portion; 1111. a limiting block; 112. a handle mounting portion; 120. a bearing; 130. a brake releasing handle; 140. a limit bolt; 150. a rotating connector; 200. a brake; 210. a brake arm; 211. a gap adjusting bolt; 220 electromagnet; 230. a brake wheel; 240. and a brake spring.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical method of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1-4, the utility model provides an external manual brake release device of brake, include:
the adjusting bracket 100 is used for being connected with the brake arm 210 of the brake 200, and the adjusting bracket 100 is positioned between the brake arm 210 of the brake 200 and the electromagnet 220, wherein the adjusting bracket 100 is positioned on the side surface of the electromagnet 220, and the side surface is a plane;
a release plate 110 rotatably provided on the adjusting bracket 100 and coupled to the adjusting bracket 100 in a linkage manner;
a bearing 120 mounted on the gate plate 110, wherein the bearing 120 is disposed adjacent to the electromagnet 220 and an outer race of the bearing 120 extends beyond the gate plate 110;
the brake releasing handle 130 is mounted on the brake releasing plate 110, specifically, in an initial state, the bearing 120 is separated from the electromagnet 220, the brake arm 210 of the brake 200 abuts against the brake wheel 230, the whole brake 200 is in a contracting brake locking state, when manual brake releasing is needed, the brake releasing plate 110 is driven to rotate by rotating the brake releasing handle 130, the bearing 120 on the brake releasing plate 110 rotates synchronously, the bearing 120 abuts against the side surface of the electromagnet 220, the brake releasing handle 130 continues to rotate in the same direction, the bearing 120 moves along the side surface of the electromagnet 220 and pushes out the brake releasing plate 110, so that the adjusting bracket 100 is driven to push the brake arm 210 of the brake 200 outwards, the brake arm 210 overcomes the brake spring 240 and moves outwards, and the brake arm 210 can be separated from the brake wheel 230, and the purpose of brake releasing is achieved.
In the embodiment, the original built-in brake release device is improved into an external brake release device, the requirement of the latest rule of the brake release device of the elevator traction machine is met, and the external brake release device enables an operator to push the brake arm 210 away by using less manpower by utilizing a lever principle, so that the whole brake release process is easier and more convenient.
Preferably, the adjusting bracket 100 includes a connecting portion 101 and a trip plate mounting portion 102, the connecting portion 101 and the trip plate mounting portion 102 being integrally connected and forming an L-shaped structure, wherein the connecting portion 101 is used to be connected with a gap adjusting bolt 211 provided on a brake arm 210 of the brake 200.
Preferably, the brake releasing plate mounting part 102 is provided with a limit bolt 140, and the head of the limit bolt 140 is located on the top surface of the brake releasing plate mounting part 102 and is located on the same horizontal plane as the brake releasing plate 110, in this embodiment, the limit bolt 140 is provided to prevent the brake releasing plate 110 from excessively rotating, specifically, in the process of performing the brake releasing operation, when the brake releasing plate 110 rotates to push the brake arm 210 of the brake 200 outwards, at this time, the bearing 120 abuts against the electromagnet 220 of the brake 200, and the brake releasing plate 110 abuts against the limit bolt 140, so that the supporting force of the bearing 120 and the reaction force of the brake spring 240 on the brake arm 210 are exactly in a straight line and offset each other, at this time, the whole brake releasing device can be continuously positioned at the brake releasing position, and thus the maintenance personnel can perform the subsequent operation on the failed elevator.
Preferably, the brake release plate 110 includes a bearing mounting portion 111 and a handle mounting portion 112, the handle mounting portion 112 is connected to the bearing mounting portion 111, wherein the bearing mounting portion 111 is horizontally disposed and parallel to the brake release plate mounting portion 102, and the handle mounting portion 112 is vertically disposed and perpendicular to the bearing mounting portion 111.
It is further preferable that the bearing mounting portion 111 is connected to the brake release plate mounting portion 102 through a rotary connecting member 150, and the brake release handle 130 is connected to the handle mounting portion 112, that is, the rotary connecting member 150 is disposed to form a hinge point between the brake release plate 110 and the adjusting bracket 100, and when the handle is rotated, the brake release plate 110 can be driven to rotate around the hinge point.
Preferably, one end of the bearing mounting portion 111 close to the electromagnet 220 of the brake 200 is used for mounting the bearing 120, and the outer ring of the bearing 120 extends outwards from the end of the bearing mounting portion 111, so as to ensure that the bearing 120 can be abutted against the electromagnet 220 and the bearing mounting portion 111 is separated from the electromagnet 220 during the rotation of the brake release plate 110.
Preferably, the side of the bearing mounting portion 111 is further provided with a limiting block 1111 protruding outwards, in the brake releasing process, along with the rotation of the brake releasing plate 110, the limiting block 1111 abuts against the limiting bolt 140, and when the limiting block 1111 abuts against the limiting bolt 140, the limiting bolt 140 is located between the limiting block 1111 and the brake arm 210 of the brake 200, so that the supporting force of the bearing 120 and the reaction force of the brake spring 240 of the brake arm 210 can be counteracted, and the purpose that the brake releasing device is continuously located at the brake releasing position can be achieved.
The technical means disclosed by the scheme of the utility model is not limited to the technical means disclosed by the technical means, but also comprises the technical scheme formed by the arbitrary combination of the technical characteristics. The above is a detailed implementation manner of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front, and rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
Furthermore, the descriptions in the present application as to "first," "second," "a," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating a number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.
Claims (10)
1. An external manual brake release device for a brake, comprising:
the adjusting bracket is used for being connected with a brake arm of the brake, and the adjusting bracket is positioned between the brake arm of the brake and the electromagnet;
the loosening plate is rotatably arranged on the adjusting bracket and is in linkage connection with the adjusting bracket;
a bearing mounted on the gate plate;
the brake releasing handle is installed on the brake releasing plate, and in the brake releasing process, the brake releasing handle is rotated to drive the brake releasing plate to rotate, so that the bearing is abutted to the electromagnet of the brake and pushes the brake arm of the brake outwards until the brake arm of the brake is separated from the brake wheel.
2. The external manual brake release device of claim 1, wherein the adjusting bracket comprises a connecting portion and a brake release plate mounting portion, the connecting portion is integrally connected to the brake release plate mounting portion, and the connecting portion is configured to be connected to a lash adjusting bolt provided on a brake arm of the brake.
3. The external manual brake release device of a brake according to claim 2, wherein the brake release plate mounting portion is provided with a limiting bolt, and the head of the limiting bolt is located on the top surface of the brake release plate mounting portion and is located on the same horizontal plane with the brake release plate.
4. The external manual brake release device of a brake of claim 3, wherein the brake release plate comprises a bearing mounting part and a handle mounting part, and the handle mounting part is connected with the bearing mounting part.
5. The external manual brake release device of claim 4, wherein the bearing mounting portion is horizontally arranged and parallel to the brake release plate mounting portion, and the handle mounting portion is vertically arranged and perpendicular to the bearing mounting portion.
6. The external manual brake release device of the brake as claimed in claim 4, wherein the bearing mounting part is connected with the brake release plate mounting part through a rotary connecting piece.
7. The external manual brake release device of claim 4, wherein the brake release handle is connected to the handle mounting portion.
8. The external manual brake release device of claim 4, wherein the bearing is mounted at an end of the bearing mounting portion close to the electromagnet of the brake, and an outer ring of the bearing extends outwards from the end of the bearing mounting portion.
9. The external manual brake release device of a brake according to claim 7, wherein a limiting block protruding outwards is further disposed on a side of the bearing mounting portion, and the limiting block abuts against the limiting bolt along with rotation of the brake release plate in a brake release process.
10. The external manual brake release device of a brake as claimed in claim 9, wherein when the limit block abuts against the limit bolt, the limit bolt is located between the limit block and the brake arm of the brake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221963021.XU CN218434383U (en) | 2022-07-26 | 2022-07-26 | External manual brake release device of brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221963021.XU CN218434383U (en) | 2022-07-26 | 2022-07-26 | External manual brake release device of brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218434383U true CN218434383U (en) | 2023-02-03 |
Family
ID=85091136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221963021.XU Active CN218434383U (en) | 2022-07-26 | 2022-07-26 | External manual brake release device of brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218434383U (en) |
-
2022
- 2022-07-26 CN CN202221963021.XU patent/CN218434383U/en active Active
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