CN214243514U - Anti-falling protection device for electric hoist of crane - Google Patents
Anti-falling protection device for electric hoist of crane Download PDFInfo
- Publication number
- CN214243514U CN214243514U CN202022598832.1U CN202022598832U CN214243514U CN 214243514 U CN214243514 U CN 214243514U CN 202022598832 U CN202022598832 U CN 202022598832U CN 214243514 U CN214243514 U CN 214243514U
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- Prior art keywords
- protection device
- fixedly connected
- hoist
- electric block
- crane
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- 239000007787 solid Substances 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 12
- 238000000034 method Methods 0.000 abstract description 7
- 230000033001 locomotion Effects 0.000 abstract description 3
- 230000001360 synchronised effect Effects 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009440 infrastructure construction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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Abstract
The utility model discloses a hoist electric block protection device that prevents falling relates to hoist electric block technical field, specifically is a hoist electric block protection device that prevents falling, including the support frame, the output fixedly connected with lead screw of motor, the surface threaded connection of lead screw has the thread bush. This protection device that falls is prevented to hoist electric block, setting through the gyro wheel, make this protection device that falls is prevented to hoist electric block have possessed synchronous motion's effect, cooperation setting through lead screw and thread bush, the in-process that uses can make the sliding block slide, the purpose of regulation has been reached, setting through solid fixed ring, make this protection device that falls is prevented to hoist electric block possess supplementary fixed effect, cooperation setting through support frame and supporter, in-process that uses can make electric block fix in the supporter, thereby the effect that prevents electric block and fall has been played, the high purpose of security has been reached.
Description
Technical Field
The utility model relates to a hoist electric block technical field specifically is a hoist electric block protection device that prevents falling.
Background
With the rapid development of the industries such as the large-scale infrastructure construction, the energy industry, the real estate industry, the petrochemical industry, the shipbuilding industry and the like in China in recent years, the development of the heavy machinery manufacturing industry such as cranes in China is greatly driven, the types of cranes are more, such as single-beam bridge cranes, double-beam bridge cranes, gantry cranes and the like, electric hoists are connected to the bottoms of main beams of the cranes in a sliding manner, steel wire ropes of the electric hoists are vertically downward and provided with hooks, cargos to be transported are hung, and the electric hoists and the cranes are controlled to move through an operation panel or a controller so as to move the cargos to destinations.
The utility model discloses a hoist electric block anti-falling protection device disclosed in chinese utility model patent application publication specification CN 206783162U, though, this hoist electric block anti-falling protection device the utility model discloses simple structure, with low costs, under the circumstances of guaranteeing electric block normal work, the arc frame can in time catch the electric block that drops, prevent that electric block from dropping, cause the incident, reduce the damage of electric block simultaneously, reduce the cost of maintenance; the shock pad plays a role in buffering, and the impact damage of the electric hoist is reduced; the reinforcing ribs I and the reinforcing ribs II enhance the overall strength of the arc-shaped frame, and the triangular structure enhances the stability of the arc-shaped frame; the arc-shaped frame is connected with the crane main beam through the high-strength bolt, so that the installation, the disassembly, the maintenance and the like are convenient, but the anti-falling protection device for the electric hoist of the crane has the defects of incapability of adjusting and low safety.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a hoist electric block protection device that prevents falling, to the not enough of prior art, the utility model provides a problem of proposing in the above-mentioned background art has been solved.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a hoist electric block protection device that prevents falling, includes the support frame, the fixed chassis of top side fixedly connected with of support frame, the last fixed surface of fixed chassis is connected with the motor, the output fixedly connected with lead screw of motor, the top fixedly connected with bumping post of lead screw, the surface threaded connection of lead screw has the thread bush, the surface fixed surface of thread bush is connected with the dead lever, fixed connection between dead lever and the support frame.
Optionally, one end of the fixed underframe is fixedly connected with a roller shaft, the outer surface of the roller shaft is rotatably connected with a roller, one end of the roller shaft is fixedly connected with a sliding block, the side surface of the support frame is provided with a sliding groove, and the sliding groove is connected with the sliding block in a sliding manner.
Optionally, the bottom side of the support frame is fixedly connected with a support body, the side of the support body is provided with an arc-shaped through groove, one side of the top of the support body is fixedly connected with a support seat, and the other side of the top of the support body is fixedly connected with a clamping block.
Optionally, a through groove is formed in the side face of the support, and a fixing ring is rotatably connected to the inside of the support through a fixing rotating shaft.
Optionally, a clamping groove is formed in the top of the clamping block, the clamping block is clamped with the fixing ring, and the cross section of the clamping block is arc-shaped.
Optionally, the motor is electrically connected to the power supply, the support is made of plastic steel, and the fixing ring is made of rubber.
(III) advantageous effects
The utility model provides a hoist electric block protection device that prevents falling possesses following beneficial effect:
1. this protection device that falls is prevented to hoist electric block through the setting of gyro wheel, makes this protection device that falls is prevented to hoist electric block have possessed synchronous movement's effect, sets up through the cooperation of lead screw and thread bush, can make the sliding block slide at the in-process that uses to play the effect of removal support frame, reached the purpose of regulation.
2. This protection device that falls is prevented to hoist electric block through solid fixed ring's setting, makes this protection device that falls is prevented to hoist electric block have possessed the effect of supplementary fixed electric block, sets up through the cooperation of support frame and supporter, can make electric block fix in the supporter at the in-process that uses to play the effect that prevents electric block and fall, reached the high purpose of security.
Drawings
FIG. 1 is a schematic view of the front perspective structure of the present invention;
fig. 2 is a schematic view of the bottom view structure of the present invention;
FIG. 3 is a schematic side view of the partial cross-sectional structure of the present invention;
fig. 4 is an enlarged schematic structural view of a portion a in fig. 3 according to the present invention.
In the figure: 1. a bumping post; 2. a lead screw; 3. fixing the rod; 4. a threaded sleeve; 5. an electric motor; 6. a support frame; 7. a slider; 8. a roller; 9. a roller shaft; 10. a chute; 11. a fixing ring; 12. a support; 13. fixing the rotating shaft; 14. a support body; 15. a clamping block; 16. and fixing the underframe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1 to 4, the present invention provides a technical solution: a falling prevention protection device for an electric hoist of a crane comprises a support frame 6, wherein a support body 14 is fixedly connected to the bottom side of the support frame 6, an arc-shaped through groove is formed in the side surface of the support body 14, a support 12 is fixedly connected to one side of the top of the support body 14, a fixture block 15 is fixedly connected to the other side of the top of the support body 14, a through groove is formed in the side surface of the support 12, a fixing ring 11 is rotatably connected to the inside of the support 12 through a fixing rotating shaft 13, a clamping groove is formed in the top of the fixture block 15, the fixture block 15 is clamped with the fixing ring 11, the cross section of the fixture block 15 is arc-shaped, a fixing underframe 16 is fixedly connected to the top side of the support frame 6, a roller shaft 9 is fixedly connected to one end of the fixing underframe 16, a roller 8 is rotatably connected to the outer surface of the roller shaft 9, a sliding block 7 is fixedly connected to one end of the roller shaft 9, the side of the support frame 6 is provided with a sliding groove 10, the sliding groove 10 is in sliding connection with a sliding block 7, the upper surface of the fixed underframe 16 is fixedly connected with a motor 5, the output end of the motor 5 is fixedly connected with a lead screw 2, the top of the lead screw 2 is fixedly connected with a bumping post 1, the outer surface of the lead screw 2 is in threaded connection with a threaded sleeve 4, the outer surface of the threaded sleeve 4 is fixedly connected with a fixed rod 3, the fixed rod 3 is fixedly connected with the support frame 6, the motor 5 is electrically connected with a power supply, the support body 14 is made of plastic steel, and the fixed ring 11 is made of rubber.
When the device is used, the ascending and descending of the support frame 6 are controlled through the positive and negative rotation of the motor 5, the fixing ring 11 is rotated, the fixing ring 11 rotates around the fixing rotating shaft 13, the fixing ring 11 is pulled out from the clamping groove in the clamping block 15, the two ends of the electric hoist are clamped in the support body 14, the roller 8 is positioned on the beam for fixing the electric hoist, the fixing ring 11 is rotated, the fixing ring 11 is clamped with the clamping groove in the clamping block 15, when the electric hoist moves on the beam, the roller 8 rotates on the beam for fixing the electric hoist along the roller shaft 9, the device and the electric hoist move synchronously, when the two ends of the electric hoist and the support body 14 are loosened too, and when the gaps between the two ends of the electric hoist and the support body 14 are enlarged, the motor 5 rotates positively, the screw rod 2 rotates, the threaded sleeve 4 moves upwards under the action of thread transmission, the fixing rod 3, the fixing ring 11 and the fixing ring 11 are rotated, The support 12 and the fixture block 15 both move upwards, the chute 10 in the support frame 6 slides upwards along the sliding block 7, the support body 14 moves upwards, so that gaps between two ends of the electric hoist and the support body 14 are all reduced, when the two ends of the electric hoist and the support body 14 are both excessively clamped, and gaps between two ends of the electric hoist and the support body 14 are all reduced, the motor 5 is reversed, the screw rod 2 rotates, the threaded sleeve 4 moves downwards under the action of thread transmission, the fixing rod 3, the fixing ring 11, the support 12 and the fixture block 15 all move downwards, the chute 10 in the support frame 6 slides downwards along the sliding block 7, the support body 14 moves downwards, so that gaps between two ends of the electric hoist and the support body 14 are all reduced, when the electric hoist falls from a cross beam in the moving process, two ends of the electric hoist are all clamped in the support body 14, so that the electric hoist cannot fall from the air, the occurrence of accidents is reduced.
To sum up, this hoist electric block protection device that prevents falling, setting through gyro wheel 8, make this hoist electric block protection device that prevents falling possess synchronous motion's effect, cooperation setting through lead screw 2 and thread bush 4, in-process using can make sliding block 7 slide, thereby the effect of removal support frame 6 has been played, the purpose of regulation has been reached, setting through solid fixed ring 11, make this hoist electric block protection device that prevents falling possess the effect of supplementary fixed electric block, cooperation setting through support frame 6 and supporter 14, in-process using can make electric block fix in supporter 14, thereby the effect that prevents electric block from falling has been played, the high mesh of security has been reached.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a hoist electric block prevents protection device that falls, includes support frame (6), its characterized in that: the top side fixedly connected with fixed chassis (16) of support frame (6), the last fixed surface of fixed chassis (16) is connected with motor (5), the output fixedly connected with lead screw (2) of motor (5), the top fixedly connected with bumping post (1) of lead screw (2), the surface threaded connection of lead screw (2) has thread bush (4), the surface fixed connection of thread bush (4) has dead lever (3), fixed connection between dead lever (3) and support frame (6).
2. The anti-falling protection device for the electric hoist of the crane as claimed in claim 1, wherein: the one end fixedly connected with gyro wheel axle (9) of fixed chassis (16), the surface of gyro wheel axle (9) rotates and is connected with gyro wheel (8), the one end fixedly connected with sliding block (7) of gyro wheel axle (9), spout (10) have been seted up to the side of support frame (6), sliding connection between spout (10) and sliding block (7).
3. The anti-falling protection device for the electric hoist of the crane as claimed in claim 1, wherein: the supporting frame is characterized in that a supporting body (14) is fixedly connected to the side face of the bottom of the supporting frame (6), an arc-shaped through groove is formed in the side face of the supporting body (14), a support seat (12) is fixedly connected to one side of the top of the supporting body (14), and a clamping block (15) is fixedly connected to the other side of the top of the supporting body (14).
4. The anti-falling protection device for the electric hoist of the crane as claimed in claim 3, wherein: the side of support (12) has been seted up logical groove, the inside of support (12) is connected with solid fixed ring (11) through fixed pivot (13) rotation.
5. The anti-falling protection device for the electric hoist of the crane as claimed in claim 3, wherein: the top of the clamping block (15) is provided with a clamping groove, the clamping block (15) is clamped with the fixing ring (11), and the cross section of the clamping block (15) is arc-shaped.
6. The anti-falling protection device for the electric hoist of the crane as claimed in claim 4, wherein: the motor (5) is electrically connected with a power supply, the support body (14) is made of plastic steel, and the fixing ring (11) is made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022598832.1U CN214243514U (en) | 2020-11-11 | 2020-11-11 | Anti-falling protection device for electric hoist of crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022598832.1U CN214243514U (en) | 2020-11-11 | 2020-11-11 | Anti-falling protection device for electric hoist of crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214243514U true CN214243514U (en) | 2021-09-21 |
Family
ID=77731872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022598832.1U Expired - Fee Related CN214243514U (en) | 2020-11-11 | 2020-11-11 | Anti-falling protection device for electric hoist of crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214243514U (en) |
-
2020
- 2020-11-11 CN CN202022598832.1U patent/CN214243514U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210921 |
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| CF01 | Termination of patent right due to non-payment of annual fee |