CN210193231U - Anti-falling safety device for building hoisting machinery - Google Patents
Anti-falling safety device for building hoisting machinery Download PDFInfo
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- CN210193231U CN210193231U CN201921037072.8U CN201921037072U CN210193231U CN 210193231 U CN210193231 U CN 210193231U CN 201921037072 U CN201921037072 U CN 201921037072U CN 210193231 U CN210193231 U CN 210193231U
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Abstract
The utility model discloses a falling-proof safety device for construction hoisting machinery, wherein a support comprises a bottom plate and two side plates, one ends of the two side plates are respectively and fixedly connected with two sides of the bottom plate, and the other two sides of the bottom plate are connected with a plurality of spring wheels; the inner side of the bottom plate is fixedly connected with a damping piece; one end of the connecting rod is fixedly connected with a crimping piece, the connecting rod and the crimping piece are hinged with the two side plates through pin shafts, the crimping piece is an eccentric circle, and the other end of the connecting rod is provided with a through hole; the support is sleeved on the support column for use. The utility model discloses a when the reducible climbing of spring wheel the utility model discloses and the frictional resistance between the support column, the utility model discloses a when the multiplicable emergence accident of damping piece the utility model discloses and the frictional resistance between the support column, factor of safety and practicality are high. The utility model discloses a damping piece has a plurality of bellied rubber blocks for the surface, and the friction resistance when the arch can increase the crimping, and the rubber block has friction resistance big, and the preparation is convenient, advantage such as with low costs.
Description
Technical Field
The utility model relates to a hoisting machinery equipment technical field especially relates to a building hoisting machinery is with safety device that prevents falling.
Background
The comprehensive equipment for lifting and operating platform is a special equipment for the construction of main building bodies with cylindrical structures such as high-rise core barrels, residential elevator shafts and the like, at present, a multifunctional construction lifter or a tower crane is mainly used for lifting a storage hopper to move materials, so that the equipment occupancy rate is increased, especially the tower crane has large lifting operation risk, and the storage and transportation device has no effective safety protection device.
The tower crane is called tower crane for short, and the independent installation height of the common tower crane is more than 40 m. For high-altitude climbing operation, only a tower crane with a large standard pitch in the design standard of the tower crane in China is required to be provided with a protective ring, and for small and medium-sized tower cranes, a tower crane driver equivalently performs high-altitude climbing operation under the condition of no protective measures.
Patent application number is CN201720843673.2 discloses in hoist climbing anti-falling safety device a hoist climbing anti-falling safety device, its characterized in that: the bearing belt penetrates through the interior of the shell, and the left end face of the bearing belt can slide relative to the roller in a contact mode. When the falling accident happens, the end part of the connecting rod adopts an eccentric clamping mode, and the right end surface of the bearing belt is tightly pressed through the pressing teeth, so that the climbing operation personnel stops falling. One side of the anti-falling safety device uses the roller, so that the resistance in climbing can be reduced, but the resistance in clamping the bearing belt by the pressing teeth when falling accidents occur is also reduced, and the falling accidents occur easily.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a building hoisting machinery is with preventing safety device that falls to solve above-mentioned problem.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an anti-falling safety device for construction hoisting machinery comprises a support, a connecting rod and a supporting column; the support column is fixedly connected to the ground; the support comprises a bottom plate and two side plates, one ends of the two side plates are respectively and fixedly connected to two sides of the bottom plate, and the other two sides of the bottom plate are connected with a plurality of spring wheels; the inner side of the bottom plate is fixedly connected with a damping piece; one end of the connecting rod is fixedly connected with a crimping piece, the connecting rod and the crimping piece are hinged with the two side plates through pin shafts, the crimping piece is an eccentric circle, and the other end of the connecting rod is provided with a through hole; the support is sleeved on the support column for use.
Preferably, the anti-falling safety device for the building hoisting machinery is characterized in that the damping piece is a rubber block made of rubber.
Preferably, the anti-falling safety device for the building hoisting machinery is characterized in that a plurality of protrusions are arranged on the surface of the damping piece.
Preferably, the anti-falling safety device for the building hoisting machinery is characterized in that the surface of the compression joint part is provided with anti-sliding grains.
Preferably, the compression joint is made of rubber.
Preferably, the anti-falling safety device for the construction hoisting machinery is characterized in that the surface of the crimping piece is serrated
The utility model has the advantages as follows:
1. the utility model discloses a when the reducible climbing of spring wheel the utility model discloses and the frictional resistance between the support column, the utility model discloses a when the multiplicable emergence accident of damping piece the utility model discloses and the frictional resistance between the support column, factor of safety and practicality are high.
2. The utility model discloses a damping piece has a plurality of bellied rubber blocks for the surface, and the friction resistance when the arch can increase the crimping, and the rubber block has friction resistance big, in the aspect of the preparation, advantage such as with low costs.
3. The utility model discloses a crimping spare is made through rubber, and the surface is the cockscomb structure, frictional resistance when can increasing the crimping, and rubber has elasticity big, and density is low, cold resistance advantage such as good.
Drawings
FIG. 1 is a schematic structural view of the present invention when unclamped;
FIG. 2 is a schematic view of the clamping structure of the present invention;
fig. 3 is a right side view of fig. 1.
Shown in the figure: 1-spring wheel, 2-bottom plate, 3-side plate, 4-compression joint, 5-connecting rod, 6-through hole, 7-supporting column, 8-rubber block, 9-bulge, 10-pin shaft and 11-safety rope.
Detailed Description
The embodiments of the present invention will be further explained with reference to the drawings.
As shown in fig. 1 to 3, a fall-prevention safety device for construction hoisting machinery comprises a support, a connecting rod 5 and a support column 7; the support column 7 is fixedly connected to the ground; the support comprises a bottom plate 2 and two side plates 3, one ends of the two side plates 3 are respectively and fixedly connected to two sides of the bottom plate 2, and the other two sides of the bottom plate 2 are connected with a plurality of spring wheels 1; the inner side of the bottom plate 2 is fixedly connected with a rubber block 8, and the surface of the rubber block 8 is provided with a plurality of bulges 9; one end of the connecting rod 5 is fixedly connected with a compression joint part 4, the connecting rod 5 and the compression joint part 4 are hinged with the two side plates 3 through pin shafts, the compression joint part 4 is an eccentric circle, the surface of the compression joint part 4 is provided with anti-skid grains or sawtooth-shaped sharp corners for increasing friction resistance, and the other end of the connecting rod 5 is provided with a through hole 6; the support is sleeved on the support column 7 for use.
This use neotype working process does: before the first use, the utility model is sleeved on the support column 7, and the safety rope 11 is tied on the body of the operator after passing through the through hole 6 on the connecting rod 5; as shown in fig. 1, when climbing, the operator pulls the safety rope 11 to incline the connecting rod 5 upwards, the rubber block 8 is not in contact with the supporting column 7, the friction resistance during climbing can be greatly reduced by the contact of the spring wheel 1 and the supporting column 7, and the supporting column 7 can freely pass through among the spring wheel 1, the side plate 3 and the crimping piece 4; as shown in fig. 2, when a worker has a falling accident, the connecting rod 5 rotates clockwise under the traction of the safety rope 11, the compression joint member 4 on the connecting rod 5 tightly presses the right end face of the supporting column 7 in an eccentric clamping manner, meanwhile, the spring on the spring wheel 1 is pressed, and the rubber block 8 is tightly pressed with the left end face of the supporting column 7, so that a larger friction resistance is provided, and the worker is prevented from falling downwards.
The above embodiments are only used for illustrating but not limiting the technical solutions of the present invention, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: the present invention may be modified or substituted with equivalents without departing from the spirit and scope of the invention, which should be construed as being limited only by the claims.
Claims (6)
1. An anti-falling safety device for construction hoisting machinery is characterized by comprising a support, a connecting rod and a supporting column; the support column is fixedly connected to the ground; the support comprises a bottom plate and two side plates, one ends of the two side plates are respectively and fixedly connected to two sides of the bottom plate, and the other two sides of the bottom plate are connected with a plurality of spring wheels; the inner side of the bottom plate is fixedly connected with a damping piece; one end of the connecting rod is fixedly connected with a crimping piece, the connecting rod and the crimping piece are hinged with the two side plates through pin shafts, the crimping piece is an eccentric circle, and the other end of the connecting rod is provided with a through hole; the support is sleeved on the support column for use.
2. A fall arrest safety device as claimed in claim 1, in which the damping member is a rubber block.
3. A fall arrest safety device for construction hoisting machinery as claimed in claim 2, wherein the damping member is provided with a plurality of protrusions on its surface.
4. A fall arrest safety device for construction hoisting machinery as claimed in claim 1, characterised in that the crimp member is provided with anti-slip threads on its surface.
5. The device of claim 1, wherein the crimp member is made of rubber.
6. A fall arrest safety device for construction hoisting machinery as claimed in claim 5, wherein the crimp member surface is serrated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921037072.8U CN210193231U (en) | 2019-07-05 | 2019-07-05 | Anti-falling safety device for building hoisting machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921037072.8U CN210193231U (en) | 2019-07-05 | 2019-07-05 | Anti-falling safety device for building hoisting machinery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210193231U true CN210193231U (en) | 2020-03-27 |
Family
ID=69868996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921037072.8U Expired - Fee Related CN210193231U (en) | 2019-07-05 | 2019-07-05 | Anti-falling safety device for building hoisting machinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210193231U (en) |
-
2019
- 2019-07-05 CN CN201921037072.8U patent/CN210193231U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200327 Termination date: 20200705 |