CN217391429U - Anti-falling latch hook hand buckle for ladder - Google Patents
Anti-falling latch hook hand buckle for ladder Download PDFInfo
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- CN217391429U CN217391429U CN202122720486.4U CN202122720486U CN217391429U CN 217391429 U CN217391429 U CN 217391429U CN 202122720486 U CN202122720486 U CN 202122720486U CN 217391429 U CN217391429 U CN 217391429U
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Abstract
The utility model discloses a cat ladder prevents weighing down latch hook hand buckle, including the couple body with be used for switching couple body open-ended mouth blocking pole, the one end of mouth blocking pole articulates on the couple body, is equipped with the locking lever on the mouth blocking pole, has the card income angle that supplies ladder pole card to go into between mouth blocking pole and the locking lever, is equipped with on the couple body to be used for locking the locking mechanical system of locking lever when mouth blocking pole closes the opening and is used for removing locking mechanical system to the unlocking piece of pressing of mouth blocking pole locking action. This cat ladder prevents weighing down latch hook hand and detains simple structure, convenient to use and can improve climbing speed and security.
Description
Technical Field
The utility model relates to a prevent weighing down hasp technical field, especially relate to a cat ladder prevents weighing down latch hook hand buckle.
Background
In the domestic maintenance and management work of the power transmission and distribution lines, workers often climb iron towers, steel pipe towers and the like by hands, the iron towers of the power transmission lines are generally higher, and if the workers do not have effective device protection in the iron tower climbing operation process, personal casualty accidents with serious consequences can occur once the workers lose hands or step on the steel towers.
Q/GDW 1799.2-2013, part of national grid company electric safety work code line, specifies that: ' anti-falling safety protection devices for horizontal movement of operating personnel up and down towers and towers with the height of 30m and towers with the height of 220kV and above are suitable to be arranged on steel pipe towers, towers with the height of 30m and towers with the height of 220kV and above. At present, the anti-falling safety protection device for climbing iron towers and steel tube towers has the following two types:
1. the anti-falling device for the rail-type climbing iron tower is arranged on an iron tower of 220kV or more, and has high cost; the steel tube tower of the 220kV iron tower is not configured;
2. the movable type climbing iron tower anti-falling device has the advantages that the number of the units is large, special ropes need to be configured, climbing personnel are heavy in load, ground personnel are needed to cooperate, the cost is high, one step of climbing is needed, one step of operation is needed, and the climbing speed is low.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome prior art not enough, provide a simple structure, convenient to use and can improve the cat ladder that scrambles speed and security and prevent weighing down latch hook hand and buckle.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model provides a cat ladder prevents weighing down latch hook hand knot, includes the couple body and is used for switching couple body open-ended mouth bar, the one end of mouth bar articulates on the couple body, be equipped with the locking lever on the mouth bar, the card income angle that supplies ladder pole card to go into has between mouth bar and the locking lever, be equipped with on the couple body and be used for locking the locking mechanical system of locking lever when mouth bar closes the opening and be used for removing the unlocking piece that presses of locking mechanical system to mouth bar locking action.
As a further improvement of the above technical solution:
locking mechanical system includes locking piece and elastic component, the one end of locking piece articulates on the couple body, and the other end is equipped with the face of keeping off that is used for keeping off the cooperation butt of lock pole, the elastic component is located between locking piece and the couple body, press the unblock piece and be connected with the locking piece.
The pressing unlocking piece is fixedly connected with the hinged shaft of the locking piece.
The pressing unlocking piece is a swing rod, one end of the pressing unlocking piece is connected with the locking piece, and the other end of the pressing unlocking piece is a pressing end.
The end of the locking rod far away from the plugging rod is arc-shaped.
And a handle is arranged on one side of the hook body.
The hanger body is provided with a binding part.
The blocking rod and the locking rod are integrally formed.
And a shell cover is arranged on one side of the hook body, and the locking lock rod is arranged in the shell cover in a covering mode.
The shell cover is detachably connected with the hook body.
Compared with the prior art, the utility model has the advantages of:
the utility model discloses a cat ladder prevents weighing down latch hook hand is detained, during the use, is connected the couple body with the waistband, then, makes the choking pole be in the open mode, then, and handheld couple body is gone into the angle cover with the card and is on the cat ladder pole, and the couple body is connected down again, and at this moment, the cat ladder pole is pushing away the locking lever and is upturning, and locking lever area choking pole upturning is closed the couple body opening up to the choking pole. When the plugging rod is positioned at the position for closing the opening of the hook body, the locking mechanism locks the locking rod, so that the plugging rod is locked, and the hook body is prevented from falling off from the ladder climbing rod. When the position of the anti-falling lock hook hand buckle of the ladder is required to be adjusted, the unlocking piece is pressed to unlock the locking mechanism from locking the plugging rod, then the hook body is lifted, the ladder rod can push the plugging rod to turn downwards until the plugging rod moves out of the opening and the clamping angle, and then the anti-falling lock hook hand buckle of the ladder is hooked on another ladder rod. In the process that the worker climbs up and down along the crawling ladder, the crawling ladder is used for correspondingly adjusting the hook and hand buckle of the anti-falling lock hook, so that the climbing speed and the climbing safety are improved. This cat ladder prevents weighing down lock hook hand-fastener simple structure, convenient to use and can improve climbing speed and security.
The utility model discloses a cat ladder prevents weighing down latch hook hand and detains, when the choking pole is located the open position who closes the couple body, locking mechanical system locking lever, specifically, the face of keeping off of locking piece and the cooperation butt of fender lock lever prevent to keep off the lock lever and rotate to reach the effect of locking choking pole. An unlocking process: the unlocking piece is pressed to drive the locking piece to rotate, so that the blocking surface is separated from the blocking rod, the blocking surface is released to block the tight limiting effect of the locking rod, and at the moment, the blocking rod and the blocking rod can turn over downwards under the action of self gravity and/or external force so as to open the opening of the hook body. Simple structure and convenient operation.
Drawings
Fig. 1 is a schematic view of the three-dimensional structure of the anti-falling latch hook hand buckle of the ladder stand.
Fig. 2 is a front view of the ladder anti-falling latch hook hand buckle of the utility model.
Fig. 3 is a rear view of the ladder anti-falling latch hook hand buckle of the utility model.
Fig. 4 is a left side view of the ladder anti-falling latch hook hand buckle of the utility model.
Fig. 5 is a right side view of the ladder anti-falling latch hook hand buckle of the utility model.
Fig. 6 is a top view of the anti-falling latch hook hand buckle of the ladder.
Fig. 7 is the internal structure schematic diagram of the ladder anti-falling latch hook hand buckle of the utility model.
The reference numerals in the figures denote:
1. a hook body; 11. a housing; 12. a lower limiting part; 13. an upper limit portion; 2. an opening; 3. a plugging rod; 4. a lock lever; 5. a card entrance angle; 6. a locking mechanism; 61. a locking block; 62. an elastic member; 63. a resisting surface; 7. pressing the unlocking piece; 71. pressing the end; 8. a handle; 9. a wire binding part.
Detailed Description
The invention will be described in further detail with reference to the drawings and specific examples.
Fig. 1 to fig. 7 show the utility model discloses cat ladder prevents weighing down an embodiment of latch hook hand and detains, this cat ladder prevents weighing down latch hook hand and detains including the couple body 1 and be used for switching couple body 1 open-ended 2's stifled mouth pole 3, the one end of stifled mouth pole 3 articulates on the couple body 1, be equipped with locking lever 4 on the stifled mouth pole 3, the card income angle 5 that supplies to climb the ladder pole card to go into has between stifled mouth pole 3 and the locking lever 4, be equipped with on the couple body 1 and be used for locking mechanism 6 of locking lever 4 when stifled mouth pole 3 closes opening 2 and be used for removing locking mechanism 6 to 3 locking actions of stifled mouth pole press down unblocking piece 7.
During the use, be connected couple body 1 and waistband, then, make stifled mouthful pole 3 be in the open mode, then, handheld couple body 1 will block into angle 5 cover on the ladder pole, connect couple body 1 again, at this moment, the ladder pole is pushing locking lever 4 and is upturning, and locking lever 4 takes stifled mouthful pole 3 to upturning, and until stifled mouthful pole 3 closes couple body 1 opening 2. When the blocking rod 3 is positioned at the position of closing the opening 2 of the hook body 1, the locking mechanism 6 locks the locking rod 4, thereby locking the blocking rod 3 and preventing the hook body 1 from falling off from the ladder climbing rod. When the position of the anti-falling lock hook hand buckle of the ladder is required to be adjusted, the unlocking piece 7 is pressed and pressed, the locking effect of the locking mechanism 6 on the blocking rod 3 is relieved, then the hook body 1 is lifted, the ladder rod can push the blocking rod 3 to turn downwards until the ladder rod is moved out from the opening 2 and the clamping angle 5, and then the anti-falling lock hook hand buckle of the ladder is hung on another ladder rod. In the process that the worker climbs up and down along the crawling ladder, the crawling ladder is used for correspondingly adjusting the hook and hand buckle of the anti-falling lock hook, so that the climbing speed and the climbing safety are improved. This cat ladder prevents weighing down lock hook hand simple structure, convenient to use and can improve climbing speed and security.
In this embodiment, as shown in fig. 7, the locking mechanism 6 includes a locking piece 61 and an elastic member 62, one end of the locking piece 61 is hinged on the hook body 1, the other end is provided with a resisting surface 63 for being matched and abutted with the lock stopping rod 4, the elastic member 62 is arranged between the locking piece 61 and the hook body 1, and the pressing unlocking piece 7 is connected with the locking piece 61. When the blocking rod 3 is located at the position of the opening 2 of the closing hook body 1, the locking mechanism 6 locks the locking rod 4, specifically, the abutting surface 63 of the locking block 61 is abutted against the blocking rod 4 in a matching manner, so that the blocking rod 4 is prevented from rotating, and the effect of locking the blocking rod 3 is achieved. An unlocking process: pressing and pressing the unlocking piece 7, driving the locking piece 61 to rotate, separating the blocking surface 63 from the blocking rod 4, and releasing the blocking surface 63 to block the tight limiting effect of the blocking rod 4, at the moment, the blocking rod 4 and the plugging rod 3 can be turned over downwards under the action of self gravity and/or external force so as to open the opening 2 of the hook body 1. Simple structure and convenient operation.
In this embodiment, the pressing unlocking member 7 is fixedly connected to the hinge shaft of the locking piece 61. That is, pressing the unlocking member 7 to rotate can drive the locking member 61 to rotate. Specifically, the pressing unlocking piece 7 is a swing rod, one end of the pressing unlocking piece 7 is connected to the locking piece 61, and the other end is a pressing end 71. The lock piece 61 can be rotated by applying a force to the pressing end 71.
In this embodiment, as shown in fig. 7, the end of the locking rod 4 away from the blocking rod 3 is arc-shaped. The arc-shaped part is better matched with the ladder rod, so that the anti-falling lock hook hand buckle of the ladder is convenient to hang and buckle on the ladder rod and take out from the ladder rod.
In this embodiment, a handle 8 is disposed on one side of the hook body 1. Is convenient for hand-held operation. The pressing unlocking piece 7 is arranged close to the handle 8, so that the thumb can press the unlocking piece conveniently.
In this embodiment, the hook body 1 is provided with a binding portion 9. Is convenient for being connected with the wiring when in use.
In this embodiment, the blocking lever 3 is formed integrally with the lock lever 4. The stability of the structure and the synchronism of the rotation of the two are improved.
In this embodiment, a housing 11 is disposed on one side of the hook body 1, and the locking rod 4 is disposed in the housing 11. Specifically, the hinged part of the blocking rod 3 is also covered in the shell cover 11, the shell cover 11 has a protection effect on internal components, and the attractiveness of the ladder stand anti-falling locking hook hand buckle can be improved.
In this embodiment, the housing 11 is detachably connected to the hook body 1. Such as by bolting, to facilitate the replacement of the internal components.
In this embodiment, the hook body 1 is in a hook shape to form a hook groove, and the opening 2 of the hook body 1 is convenient for the groove entrance of the hook groove. The shell 11 is matched with the hook body 1 in shape. The hook body 1 is provided with an upper limit part 13 and a lower limit part 12, the lock rod 4 rotates in the area between the upper limit part 13 and the lower limit part 12, when the mouth blocking rod 3 closes the opening 2, the lock rod 4 abuts against the upper limit part 13, the upper limit part 13 prevents the lock rod 4 from continuously turning up, when the mouth blocking rod 3 opens the opening 2, the lock rod 4 abuts against the lower limit part 12, and the lower limit part 12 prevents the lock rod 4 from continuously turning down.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. The technical solution of the present invention can be used by anyone skilled in the art to make many possible variations and modifications, or to modify equivalent embodiments, without departing from the scope of the technical solution of the present invention, using the technical content disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention should fall within the protection scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides a cat ladder prevents weighing down latch hook hand and detains which characterized in that: including the couple body (1) and be used for opening and closing the mouth blocking pole (3) of couple body (1) opening (2), the one end of mouth blocking pole (3) articulates on the couple body (1), be equipped with locking lever (4) on mouth blocking pole (3), have between mouth blocking pole (3) and locking lever (4) and supply to climb card income angle (5) that ladder pole card was gone into, be equipped with on the couple body (1) and be used for locking mechanical system (6) of locking lever (4) when mouth blocking pole (3) close opening (2) and be used for relieving locking mechanical system (6) to pressing down unblocking piece (7) of mouth blocking pole (3) locking action.
2. The ladder anti-falling latch hook hand buckle according to claim 1, characterized in that: locking mechanical system (6) are including locking piece (61) and elastic component (62), the one end of locking piece (61) articulates on the couple body (1), and the other end is equipped with and is used for keeping off face (63) of locking lever (4) cooperation butt, elastic component (62) are located between locking piece (61) and the couple body (1), press unlocking piece (7) and be connected with locking piece (61).
3. The ladder anti-falling latch hook hand buckle according to claim 2, characterized in that: the pressing unlocking piece (7) is fixedly connected with a hinge shaft of the locking piece (61).
4. The ladder anti-falling latch hook hand buckle according to claim 3, characterized in that: the pressing unlocking piece (7) is a swing rod, one end of the pressing unlocking piece (7) is connected with the locking piece (61), and the other end of the pressing unlocking piece is a pressing end (71).
5. The ladder anti-falling latch hook hand buckle according to claim 2, characterized in that: one end of the lock rod (4) far away from the plugging rod (3) is arc-shaped.
6. The ladder anti-falling lock hook hand buckle according to claim 1, characterized in that: one side of the hook body (1) is provided with a handle (8).
7. The ladder anti-falling latch hook hand buckle according to claim 1, characterized in that: the hanger body (1) is provided with a binding part (9).
8. The ladder anti-falling latch hook hand buckle according to claim 1, characterized in that: the blocking rod (3) and the locking rod (4) are integrally formed.
9. The ladder anti-falling locking hook hand buckle according to any one of claims 1 to 8, characterized in that: one side of the hook body (1) is provided with a shell cover (11), and the locking rod (4) is covered in the shell cover (11).
10. The ladder anti-falling latch hook hand buckle according to claim 9, characterized in that: the shell cover (11) is detachably connected with the hook body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122720486.4U CN217391429U (en) | 2021-11-08 | 2021-11-08 | Anti-falling latch hook hand buckle for ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122720486.4U CN217391429U (en) | 2021-11-08 | 2021-11-08 | Anti-falling latch hook hand buckle for ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217391429U true CN217391429U (en) | 2022-09-09 |
Family
ID=83132610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122720486.4U Active CN217391429U (en) | 2021-11-08 | 2021-11-08 | Anti-falling latch hook hand buckle for ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217391429U (en) |
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2021
- 2021-11-08 CN CN202122720486.4U patent/CN217391429U/en active Active
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