CN213597718U - Anti-disengagement safety device for crown block cabin door - Google Patents
Anti-disengagement safety device for crown block cabin door Download PDFInfo
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- CN213597718U CN213597718U CN202022240193.1U CN202022240193U CN213597718U CN 213597718 U CN213597718 U CN 213597718U CN 202022240193 U CN202022240193 U CN 202022240193U CN 213597718 U CN213597718 U CN 213597718U
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- thick bamboo
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- spring
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Abstract
The utility model discloses a crown block hatch door anticreep safety device that opens relates to anticreep spiral-lock technical field. This overhead traveling crane hatch door anticreep safety device that opens, including overhead traveling crane body, track end headstock, trigger plate and proximity switch, the welding has lock seat and trigger plate respectively on the side border of track end headstock, the welding sleeve on the front of lock seat. This overhead traveling crane hatch door anticreep safety device unblanks, hold round pin tail rotatory drive spacing section of thick bamboo rotatory to vertical state after, the round pin tail of backward pulling, then spring compression, rotatory spacing section of thick bamboo to level, block spacing section of thick bamboo by pin A and pin B, the completion is unblanked, when pinning, hold round pin tail pull one section backward, and rotatory spacing section of thick bamboo is rotatory to vertical state after, the spring resilience force promotes spacing section of thick bamboo forward the triangle orientation remove until, spacing section of thick bamboo supports in the front on the triangle, accomplish in the round pin head inserts the sleeve, utilize the annular of pin A and pin B and processing, let the rigidity of spacing section of thick bamboo firm, be difficult for breaking away from.
Description
Technical Field
The utility model relates to an anticreep spiral-lock technical field specifically is a overhead traveling crane hatch door anticreep safety device that opens.
Background
The overhead traveling crane is a common hoisting device for workshops, is widely applied to various enterprises, and generally transversely spans above workshops, warehouses or open-air material yards, moves along a track and hoists various materials.
Under the general condition, the spacing device of walking is all installed to the orbital end of overhead traveling crane, install proximity switch in the overhead traveling crane device, the overhead traveling crane triggers proximity switch when removing, the motor outage of drive overhead traveling crane removal, then the overhead traveling crane walking stops, accomplish spacingly, but because the environment that the overhead traveling crane was located, often there is the produced vibrations of course of working, the overhead traveling crane after leading to the outage still can slowly slide along the track, after breaking away from proximity switch, motor power resumes, the overhead traveling crane takes place to be out of control and causes the equipment accident, even take place the overhead traveling crane and crowd near operation personnel dead, crowded serious accident of hindering, need one kind now with overhead traveling crane and spacing both locks the safety device together of walking.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a safety device is opened to overhead traveling crane hatch door anticreep has solved still can slowly slide along the track after the overhead traveling crane outage, after breaking away from proximity switch, motor electric power resumes, and the overhead traveling crane takes place the problem that causes the equipment accident out of control.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a crown block hatch door anticreep safety device that opens, includes crown block body, track end headstock, triggers board and proximity switch, it has lock seat and trigger board to weld respectively on the side border of track end headstock, weld the sleeve on the front of lock seat, the lateral wall border that crown block body and track end frame meet is through bolt installation proximity switch and locking mechanical system, locking mechanical system includes bottom plate, preceding set-square, back set-square, round pin head, round pin tail and spring, four end angles of bottom plate all are provided with the screw, four have spotweaked pin A and pin B respectively on the bottom plate between the screw, pin A and pin B are close to preceding set-square, both set-ups A and pin B set-up side by side, preceding set-square and back set-square vertical welding are on the border around the bottom plate, process the preceding hole and the back hole of same axis on preceding set-square and the back set-square, the caliber of the front hole is the same as that of the rear hole, the pin head and the pin tail are welded to form an L-shaped structure, the pin head sequentially penetrates through the rear hole and the front hole, the pin head is arranged on the outer wall between the front triangular plate and the rear triangular plate to penetrate through and slide, the pin head is arranged on the outer wall between the front triangular plate and the rear triangular plate and is radially provided with a limiting cylinder, two ends of the limiting cylinder penetrate through the pin head, the pin head is welded and fixed on the limiting cylinder, the spring is sleeved on the pin head, the pin head and the spring are arranged between the stop lever A and the stop lever B, the spring can rotate between the stop lever A and the stop lever B, one end of the spring abuts against the limiting cylinder, the other end of the spring abuts against the rear triangular plate, the spring can be driven to extend and shorten when the pin head stretches out and draws back, the sleeve is arranged on an extension line of the pin head, the stop lever A and the stop lever B are close to circumferential annular grooves, the side wall of the limiting cylinder, which is connected with the stop lever A and the stop lever B, of the strip-shaped notch is vertical.
Preferably, the pin head is of a circular truncated cone structure.
Preferably, the shortest distance between the stop lever A and the stop lever B is larger than the largest outer diameter of the spring.
Preferably, the length of the limiting cylinder is equal to the distance between the axes of the stop lever A and the stop lever B.
Preferably, the shortest distance from the front hole to the bottom plate is greater than one half of the length of the limiting cylinder.
(III) advantageous effects
The utility model provides a crown block cabin door anticreep safety device that opens. The method has the following beneficial effects:
this overhead traveling crane hatch door anticreep safety device unblanks, hold round pin tail rotatory drive spacing section of thick bamboo rotatory to vertical state after, the round pin tail of backward pulling, then spring compression, rotatory spacing section of thick bamboo to level, block spacing section of thick bamboo by pin A and pin B, the completion is unblanked, when pinning, hold round pin tail pull one section backward, and rotatory spacing section of thick bamboo is rotatory to vertical state after, the spring resilience force promotes spacing section of thick bamboo forward the triangle orientation remove until, spacing section of thick bamboo supports in the front on the triangle, accomplish in the round pin head inserts the sleeve, utilize the annular of pin A and pin B and processing, let the rigidity of spacing section of thick bamboo firm, be difficult for breaking away from.
Drawings
Fig. 1 is a connection diagram of the crown block body and the rail end frame of the present invention;
fig. 2 is an overall top perspective view of the present invention;
FIG. 3 is an overall bottom perspective view of the present invention;
FIG. 4 is a partially exploded view of the present invention;
FIG. 5 is a structural view of the limiting cylinder of the present invention;
FIG. 6 is an unlocking state diagram of the present invention;
fig. 7 is a state diagram of the spacing cylinder of the present invention separating from the stop lever a and the stop lever B.
In the figure: 1. a crown block body; 2. a rail end head frame; 21. a lock seat; 211. a sleeve; 3. a trigger plate; 4. a proximity switch; 5. a locking mechanism; 51. a base plate; 511. a screw hole; 52. a front triangle; 521. a front aperture; 53. a rear triangle; 531. a rear aperture; 54. a pin head; 541. a limiting cylinder; 55. pin tail; 56. a spring; 6. a stop lever A; 7. a stop lever B; 8. a ring groove; 9. a strip-shaped notch.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, an anti-disengaging safety device for a door of a crown block comprises a crown block body 1, a track end head frame 2, a trigger plate 3 and a proximity switch 4, wherein a lock seat 21 and the trigger plate 3 are respectively welded on the side edge of the track end head frame 2, and a sleeve 211 is welded on the front surface of the lock seat 21; the lateral wall border that overhead traveling crane body 1 and track end frame 2 meet passes through bolt installation proximity switch 4 and locking mechanical system 5, utilizes the bolt to accomplish quick installation and dismantlement, and proximity switch 4 is connected with trigger plate 3 contact, drives proximity switch 4 when overhead traveling crane body 1 removes, and when proximity switch 4 removed to with trigger plate 3 contact, proximity switch 4 control motor outage.
Referring to fig. 2-4, the locking mechanism 5 includes a bottom plate 51, a front triangular plate 52, a rear triangular plate 53, a pin head 54, a pin tail 55 and a spring 56, screw holes 511 are respectively processed at four corners of the bottom plate 51, the screw holes 511 are arranged to facilitate bolts to pass through to complete the installation of the bottom plate 51, a catch bar a6 and a catch bar B7 are respectively spot-welded on the bottom plate 51 between the four screw holes 511, the catch bar a6 and the catch bar B7 are close to the front triangular plate 52, the catch bar a6 and the catch bar B7 are arranged side by side, the front triangular plate 52 and the rear triangular plate 53 are perpendicularly welded on the front and rear edges of the bottom plate 51, the front triangular plate 52 and the rear triangular plate 53 are processed with a front hole 521 and a rear hole 531 on the same axis, and the calibers of the front hole 521 and the rear hole; the pin head 54 and the pin tail 55 are welded to form an L-shaped structure, the pin head 54 sequentially passes through the rear hole 531 and the front hole 521, the rear hole 531 and the front hole 521 are used for the pin head 54 to pass through and slide, the shortest distance between the front hole 521 and the bottom plate 51 is more than one half of the length of the limiting cylinder 541, when the limiting cylinder 541 rotates along with the pin head 54, the limiting cylinder 541 cannot contact with the bottom plate 51 due to the distance between the front hole 521 and the bottom plate 51, the limiting cylinder 541 with two ends passing through is radially arranged on the outer wall of the pin head 54 between the front triangular plate 52 and the rear triangular plate 53, the limiting cylinder 541 passes through the pin head 54, the pin head 54 is fixed on the limiting cylinder 541 by welding, the length of the limiting cylinder 541 is equal to the distance between the axes of the stop lever A6 and the stop lever B7, the limiting cylinder 541 rotates to the horizontal state, the limiting cylinder 541 can just contact with the stop lever A6 and the stop lever B7, the spring 56 is sleeved on the, the pin head 54 and the spring 56 are located between the stop lever A6 and the stop lever B7, the shortest distance between the stop lever A6 and the stop lever B7 is larger than the maximum outer diameter of the spring 56, the spring 56 can rotate between the stop lever A6 and the stop lever B7, one end of the spring abuts against the limiting cylinder 541, and one end of the spring abuts against the rear triangular plate 53, when the pin head 54 stretches and retracts, the spring 56 can be driven to stretch and retract, the pin head 54 is of a circular truncated cone structure, the sleeve 211 is arranged on an extension line of the pin head 54, the sleeve 211 accommodates the pin head 54 to be inserted, and the circular truncated cone structure of the pin head 54 facilitates the pin head 54 to be inserted into the sleeve 211.
Referring to fig. 5, a ring groove 8 is formed in the circumferential direction of the stop lever a6 and the stop lever B7 near the top, a strip notch 9 is formed in the limiting cylinder 541 along the axial direction, the side wall of the limiting cylinder 541, which is connected with the stop lever a6 and the stop lever B7, on the side of the strip notch 9 is vertical, when the limiting cylinder 541 rotates due to the arrangement of the strip notch 9, the vertical surface of the limiting cylinder is just clamped in the ring groove 8, the contact surface of the limiting cylinder is increased, and the limiting cylinder 541 cannot be separated from the stop lever a6 and the stop lever B7.
Referring to fig. 6, after the pin tail 55 is held to rotate and drive the limiting cylinder 541 to rotate to the vertical state, the pin tail 55 is pulled backwards, the spring 56 is compressed, and after the limiting cylinder 541 moves to the stop lever a6 and the stop lever B7, the limiting cylinder 541 is rotated to the horizontal state, and the stop lever a6 and the stop lever B7 block the limiting cylinder 541, so that the pin head 54 is separated from the sleeve 211.
Referring to fig. 7, after the pin tail 55 is held and pulled backward by a certain distance and the limiting cylinder 541 is rotated to a vertical state, the force for pulling the pin tail 55 is gradually reduced, the resilience force of the spring 56 is increased, the limiting cylinder 541 is pushed to move toward the front triangle 52 until the limiting cylinder 541 abuts against the front triangle 52, and the insertion of the pin head 54 into the sleeve 211 is completed.
This overhead traveling crane hatch door anticreep safety device unblanks holds the round pin tail 55 rotatory drive spacing section of thick bamboo 541 after rotatory to vertical state, pulling round pin tail 55 backward, then spring 56 compresses, rotatory spacing section of thick bamboo 541 is to the level, block spacing section of thick bamboo 541 by pin A6 and pin B7, accomplish unblanking, during the pinning, hold round pin tail 55 and pull one section backward, and rotatory spacing section of thick bamboo 541 is rotatory to vertical state after, the spring 56 resilience force promotes spacing section of thick bamboo 541 and moves until forward the triangle 52 direction, spacing section of thick bamboo 541 supports on preceding triangle 52, accomplish in the round pin head 54 inserts sleeve 211, utilize pin A6 and pin B7 and the annular 8 of processing, let the rigidity of spacing section of thick bamboo 541 firm, be difficult for breaking away from.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a safety device is opened to overhead traveling crane hatch door anticreep, includes overhead traveling crane body (1), track end frame (2), triggers board (3) and proximity switch (4), the side edge of track end frame (2) is gone up to weld respectively and is locked seat (21) and trigger board (3), weld sleeve (211) on the front of lock seat (21), lateral wall border that overhead traveling crane body (1) and track end frame (2) meet is through bolt installation proximity switch (4) and locking mechanical system (5), its characterized in that: the locking mechanism (5) comprises a bottom plate (51), a front triangular plate (52), a rear triangular plate (53), a pin head (54), a pin tail (55) and a spring (56), wherein screw holes (511) are formed in four end corners of the bottom plate (51), a stop lever A (6) and a stop lever B (7) are respectively welded on the bottom plate (51) among the four screw holes (511) in a point welding mode, the stop lever A (6) and the stop lever B (7) are close to the front triangular plate (52), the stop lever A (6) and the stop lever B (7) are arranged side by side, the front triangular plate (52) and the rear triangular plate (53) are perpendicularly welded on the front edge and the rear edge of the bottom plate (51), a front hole (521) and a rear hole (531) of the same axis are machined on the front triangular plate (52) and the rear triangular plate (53), the calibers of the front hole (521) and the rear hole (531) are the same, and the pin head (54) and the tail (55) are welded to form an L-shaped structure, the pin head (54) sequentially penetrates through a rear hole (531) and a front hole (521), the pin head (54) penetrates through and slides through the rear hole (531) and the front hole (521), the pin head (54) is positioned on the outer wall between a front triangular plate (52) and a rear triangular plate (53) and is provided with a limiting cylinder (541) with two penetrating ends along the radial direction, the limiting cylinder (541) penetrates through the pin head (54), the pin head (54) is fixedly welded on the limiting cylinder (541), the spring (56) is sleeved on the pin head (54), the pin head (54) and the spring (56) are positioned between a blocking rod A (6) and a blocking rod B (7), the spring (56) can rotate between the blocking rod A (6) and the blocking rod B (7), one end of the spring abuts against the limiting cylinder (541), the other end of the spring abuts against the rear triangular plate (53), and when the pin head (54) stretches, the spring (56) can be driven to extend and shorten, sleeve (211) set up on the extension line of round pin head (54), catch bar A (6) and catch bar B (7) are close to circumferential upward processing annular (8) at top, and axial processing bar breach (9) are followed to spacing section of thick bamboo (541), spacing section of thick bamboo (541) lateral wall that bar breach (9) meet on one side and catch bar A (6) and catch bar B (7) is in vertically.
2. The crown block door anti-disengagement safety device according to claim 1, characterized in that: the pin head (54) is in a circular truncated cone structure.
3. The crown block door anti-disengagement safety device according to claim 2, characterized in that: the shortest distance between the stop lever A (6) and the stop lever B (7) is larger than the largest outer diameter of the spring (56).
4. The crown block door anti-disengagement safety device according to claim 3, characterized in that: the length of the limiting cylinder (541) is equal to the distance between the axes of the stop lever A (6) and the stop lever B (7).
5. The crown block door anti-disengagement safety device according to claim 4, characterized in that: the shortest distance from the front hole (521) to the bottom plate (51) is greater than one half of the length of the limiting cylinder (541).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022240193.1U CN213597718U (en) | 2020-10-10 | 2020-10-10 | Anti-disengagement safety device for crown block cabin door |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022240193.1U CN213597718U (en) | 2020-10-10 | 2020-10-10 | Anti-disengagement safety device for crown block cabin door |
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| CN213597718U true CN213597718U (en) | 2021-07-02 |
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| CN202022240193.1U Active CN213597718U (en) | 2020-10-10 | 2020-10-10 | Anti-disengagement safety device for crown block cabin door |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116799720A (en) * | 2023-07-20 | 2023-09-22 | 国网山东省电力公司巨野县供电公司 | Cable support convenient to adjust |
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2020
- 2020-10-10 CN CN202022240193.1U patent/CN213597718U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116799720A (en) * | 2023-07-20 | 2023-09-22 | 国网山东省电力公司巨野县供电公司 | Cable support convenient to adjust |
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