CN217920927U - Buffer device of safety lock - Google Patents
Buffer device of safety lock Download PDFInfo
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- CN217920927U CN217920927U CN202222112594.8U CN202222112594U CN217920927U CN 217920927 U CN217920927 U CN 217920927U CN 202222112594 U CN202222112594 U CN 202222112594U CN 217920927 U CN217920927 U CN 217920927U
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- lifting plate
- safety lock
- sliding rod
- fixing block
- safety
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Abstract
The application provides a buffer of safety lock, includes: the lifting plate fixing block comprises a sliding rod, a lifting plate fixing block and an elastic piece. One end of the sliding rod is fixedly connected with the safety lock body, and the other end of the sliding rod is fixedly provided with a supporting plate; the sliding rod is sleeved with a lifting plate fixing block which is fixedly connected with the lifting plate and can relatively slide along the sliding rod; an elastic part is arranged between the supporting plate and the lifting plate fixing block. When the working steel wire rope is suddenly broken and the integral natural falling speed exceeds the critical speed set by the detection device in the safety lock, the safety lock can automatically clamp the safety steel wire rope for braking. After the safety lock clamps the safety steel wire rope and stops moving, the lifting plate can continue to move downwards due to inertia, the lifting plate fixing block is driven to slide along the sliding rod, the elastic piece is compressed, and the elastic piece can decelerate the lifting plate fixing block and the lifting plate. The effect to the lifting plate speed reduction buffering can be played, the impact force brought when the speed reduction is effectively reduced, the strength requirement of each part is reduced, and the personnel safety is ensured.
Description
Technical Field
The present disclosure relates generally to the field of safety locks, and more particularly to a cushioning device for a safety lock.
Background
The safety lock is a device which is sleeved on the safety steel wire rope and can automatically detect the relative speed of the safety steel wire rope and the safety lock and automatically brake to ensure safety.
The existing elevator plays a role in suspension through a working steel wire rope, a lifting plate of the elevator is fixedly provided with a safety lock through a bolt, and a safety steel wire rope penetrates through the inside of the safety lock. In the normal working process, one end of the safety steel wire rope is fixedly arranged on a building and is not connected with the safety lock, and the safety steel wire rope can slide relative to the safety lock.
When the working steel wire rope on the elevator is suddenly broken and the integral natural falling speed exceeds the critical speed set by the detection device in the safety lock, the safety lock can automatically clamp the safety steel wire rope for braking, so that the safety of personnel is ensured.
The existing safety lock is fixedly connected with a lifting plate of a lifter through a bolt, and does not have a speed reduction or buffer device; when the safety lock clamps the safety steel wire rope for emergency braking, great impact force can be generated, and the requirements on the strength of the steel wire rope and each part of the elevator are high; unnecessary injury to personnel may also occur.
SUMMERY OF THE UTILITY MODEL
In view of the above-identified deficiencies or inadequacies in the prior art, it would be desirable to provide a cushioning device for a security lock.
The application provides a buffer of safety lock, includes:
one end of the sliding rod is fixedly connected with the safety lock body, and the other end of the sliding rod is fixedly connected with the supporting plate;
one end of the lifting plate fixing block is fixedly connected with the lifting plate; the other end of the lifting plate fixing block is sleeved on the sliding rod and can slide relative to the sliding rod along the vertical direction;
the elastic piece is sleeved on the sliding rod and located between the supporting plate and the lifting plate fixing block.
According to the technical scheme that this application embodiment provided, install the safety lock connecting block on the safety lock body, slide bar fixed mounting be in on the safety lock connecting block.
According to the technical scheme provided by the embodiment of the application, a first through hole formed in the vertical direction is formed in the safety lock connecting block, a second through hole formed in the vertical direction is formed in the lifting plate fixing block, and a third through hole formed in the vertical direction is formed in the supporting plate; the first through hole, the second through hole and the third through hole are aligned in the vertical direction; the safety steel wire rope respectively penetrates through the first through hole, the second through hole and the third through hole.
According to the technical scheme that this application embodiment provided, the safety lock connecting block with be equipped with the gasket between the promotion board fixed block, the gasket cover is established on the slide bar.
According to the technical scheme provided by the embodiment of the application, the two sliding rods are arranged, one ends of the two sliding rods are fixedly connected with the safety lock body, and the other ends of the two sliding rods are fixedly connected with the supporting plate; the elastic pieces are provided with two elastic pieces which are respectively sleeved on the two sliding rods, and the two elastic pieces are located between the supporting plate and the lifting plate fixing blocks.
The beneficial effect of this application lies in:
the sliding rod is additionally arranged on the safety lock body, and the other end of the sliding rod is fixedly provided with the supporting plate; the sliding rod is sleeved with a lifting plate fixing block fixedly connected with the lifting plate, and the lifting plate fixing block can slide relatively along the sliding rod; and an elastic part is sleeved on the sliding rod and positioned between the supporting plate and the lifting plate fixing block. When the working steel wire rope on the elevator is suddenly broken and the integral natural falling speed exceeds the critical speed set by the detection device in the safety lock, the safety lock can automatically clamp the safety steel wire rope for braking.
After the safety lock clamps the safety steel wire rope and stops moving, the lifting plate can continue to move downwards due to inertia, the lifting plate fixing block is driven to slide along the sliding rod and compress the elastic piece, and the elastic piece can decelerate the lifting plate fixing block and the lifting plate. Can play right the effect of lifting plate speed reduction buffering has effectively reduced the impact force that brings when slowing down, has reduced the intensity requirement of each part, guarantees personnel's safety.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
FIG. 1 is a schematic structural view of a buffering device of a safety lock provided by the present application;
FIG. 2 is a schematic view of another structure of a buffering device of a safety lock according to the present application
FIG. 3 is a schematic view of a gasket;
wherein: 1. a safety wire rope; 2. a safety lock body; 3. a safety lock connecting block; 4. lifting plate fixing blocks; 5. a slide bar; 6. a lifting plate; 7. an elastic member; 8. a support plate; 9. and (7) a gasket.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Referring to fig. 1 and fig. 2, a schematic diagram of a buffering device of a safety lock provided in this embodiment includes:
one end of the sliding rod 5 is fixedly connected with the safety lock body 2, and the other end of the sliding rod 5 is fixedly connected with a supporting plate 8;
the lifting plate fixing block 4 is fixedly connected with one end of the lifting plate fixing block 4 and the lifting plate 6; the other end of the lifting plate fixing block 4 is sleeved on the sliding rod 5 and can slide relative to the sliding rod 5 along the vertical direction;
and the elastic piece 7 is sleeved on the sliding rod 5, and is positioned between the supporting plate 8 and the lifting plate fixing block 4.
The working principle is as follows: the lifting plate 6 is provided with the safety lock body 2, and the safety steel wire rope 1 penetrates through the safety lock body 2. In the normal working process, the safety steel wire rope 1 and the safety lock body 2 are not connected and can slide relatively.
When the working steel wire rope is suddenly broken and the integral natural falling speed exceeds the critical speed set by the detection device in the safety lock body 2, the safety lock body 2 can automatically clamp the safety steel wire rope 1 for braking. After the safety lock body 2 clamps the safety steel wire rope 1 and stops moving, the lifting plate 6 can continue to move downwards due to inertia, the lifting plate fixing block 4 is driven to slide along the sliding rod 5 and compress the elastic piece 7, and the elastic piece 7 can decelerate the lifting plate fixing block 4 and the lifting plate 6.
The lifting plate 6 can be decelerated and buffered, impact force caused by deceleration is effectively reduced, strength requirements of parts of all parts are reduced, and personnel safety is guaranteed.
Further, a safety lock connecting block 3 is installed on the safety lock body 2, and the sliding rod 5 is fixedly installed on the safety lock connecting block 3.
In some embodiments, the sliding rod 5 is fixedly connected to the safety lock body 2 through the safety lock connecting block 3. The safety lock connecting block 3 is additionally arranged, so that the sliding rod 5 can be conveniently installed and detached on the safety lock body 2.
Furthermore, a first through hole formed in the vertical direction is formed in the safety lock connecting block 3, a second through hole formed in the vertical direction is formed in the lifting plate fixing block 4, and a third through hole formed in the vertical direction is formed in the supporting plate 8; the first through hole, the second through hole and the third through hole are aligned in the vertical direction; the safety steel wire rope 1 penetrates through the first through hole, the second through hole and the third through hole respectively.
In some embodiments, the first through hole, the second through hole and the third through hole are additionally arranged, and the diameters of the first through hole, the second through hole and the third through hole are all larger than the diameter of the safety steel wire rope 1, so that the safety steel wire rope 1 can pass through the support plate 8, the lifting plate fixing block 4 and the safety lock connecting block 3 and slide relatively. Avoid the backup pad 8 the lifting plate fixed block 4 with safety lock connecting block 3 with safety rope 1 produces the friction, guarantees safety rope 1 can normally by safety lock body 2 presss from both sides tightly.
Further, referring to fig. 3, a gasket 9 is arranged between the safety lock connecting block 3 and the lifting plate fixing block 4, and the gasket 9 is sleeved on the sliding rod 5.
In some embodiments, a plurality of layers of gaskets 9 are arranged between the safety lock connecting block 3 and the lifting plate fixing block 4, and the gaskets 9 are made of nylon. The impact force between the safety lock connecting block 3 and the lifting plate fixing block 4 can be reduced, and the service life is prolonged.
Furthermore, two sliding rods 5 are arranged, one end of each sliding rod is fixedly connected with the safety lock body 2, and the other end of each sliding rod is fixedly connected with the supporting plate 8; the two elastic pieces 7 are arranged and are respectively sleeved on the two sliding rods 5, and the two elastic pieces 7 are both positioned between the supporting plate 8 and the lifting plate fixing block 4.
In some embodiments, there are two of the sliding rod 5 and the elastic member 7; two slide bar 5 with elastic component 7 has better load effect, avoids appearing the too big condition that leads to of impact force slide bar 5 fracture can further improve overall structure's stability.
The working process is as follows:
1. the lifting plate 6 is provided with the safety lock body 2, and the safety steel wire rope 1 penetrates through the safety lock body 2. In the normal working process, the safety steel wire rope 1 and the safety lock body 2 are not connected and can slide relatively.
2. When the working steel wire rope is suddenly broken and the integral natural falling speed exceeds the critical speed set by the detection device in the safety lock body 2, the safety lock body 2 can automatically clamp the safety steel wire rope 1 for braking.
3. The lifting plate fixing blocks 4 and the lifting plate 6 have inertia, so that the lifting plate fixing blocks 4 are driven to slide along the sliding rods 5 and compress the elastic pieces 7. The elastic piece 7 provides a supporting force through the sliding rod 5 and the safety lock body 2, and decelerates and buffers the lifting plate fixing block 4 and the lifting plate 6.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention according to the present application is not limited to the specific combination of the above-mentioned features, but also covers other embodiments where any combination of the above-mentioned features or their equivalents is made without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Claims (5)
1. A damping device of a safety lock, intended to be mounted between a lifting plate (6) and a safety lock body (2), characterized in that it comprises:
one end of the sliding rod (5) is fixedly connected with the safety lock body (2), and the other end of the sliding rod (5) is fixedly connected with a supporting plate (8);
the lifting plate fixing block (4), one end of the lifting plate fixing block (4) is fixedly connected with the lifting plate (6); the other end of the lifting plate fixing block (4) is sleeved on the sliding rod (5) and can slide relative to the sliding rod (5) along the vertical direction;
the elastic piece (7), the elastic piece (7) cover is established slide bar (5) is gone up and is located backup pad (8) with promote between board fixed block (4).
2. A safety lock cushioning device according to claim 1, characterized in that a safety lock connecting block (3) is mounted on the safety lock body (2), and the sliding rod (5) is fixedly mounted on the safety lock connecting block (3).
3. A buffering device of a safety lock according to claim 2, wherein a first through hole is formed in the safety lock connecting block (3) along the vertical direction, a second through hole is formed in the lifting plate fixing block (4) along the vertical direction, and a third through hole is formed in the supporting plate (8) along the vertical direction; the first through hole, the second through hole and the third through hole are aligned in the vertical direction; the safety steel wire rope (1) penetrates through the first through hole, the second through hole and the third through hole respectively.
4. A safety lock cushioning device according to claim 2, characterized in that a gasket (9) is arranged between the safety lock connecting block (3) and the lifting plate fixing block (4), and the gasket (9) is sleeved on the sliding rod (5).
5. A safety lock cushioning device according to claim 1, wherein said sliding rod (5) is provided with two ends, one end of each sliding rod is fixedly connected with said safety lock body (2), and the other end of each sliding rod is fixedly connected with said supporting plate (8); elastic component (7) are equipped with two and overlap respectively and establish two on slide bar (5), two elastic component (7) all are located backup pad (8) with between lifting plate fixed block (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222112594.8U CN217920927U (en) | 2022-08-11 | 2022-08-11 | Buffer device of safety lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222112594.8U CN217920927U (en) | 2022-08-11 | 2022-08-11 | Buffer device of safety lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217920927U true CN217920927U (en) | 2022-11-29 |
Family
ID=84154299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222112594.8U Active CN217920927U (en) | 2022-08-11 | 2022-08-11 | Buffer device of safety lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217920927U (en) |
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2022
- 2022-08-11 CN CN202222112594.8U patent/CN217920927U/en active Active
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