CN219953219U - Ladder with slow descent function - Google Patents
Ladder with slow descent function Download PDFInfo
- Publication number
- CN219953219U CN219953219U CN202321671010.9U CN202321671010U CN219953219U CN 219953219 U CN219953219 U CN 219953219U CN 202321671010 U CN202321671010 U CN 202321671010U CN 219953219 U CN219953219 U CN 219953219U
- Authority
- CN
- China
- Prior art keywords
- ladder
- rope
- buckling
- ring
- cover body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 230000001174 ascending effect Effects 0.000 abstract 1
- 230000005484 gravity Effects 0.000 description 6
- 241000282326 Felis catus Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Ladders (AREA)
Abstract
The utility model relates to the technical field of ladders, and particularly discloses a ladder with a descent control function, which is provided with a ladder body, wherein the lower end of the ladder body is provided with a stepping down rod, the upper end of the ladder body is provided with an ascending stepping down rod, and the ladder comprises: the first buckling seat is fixedly arranged on the lower pedal rod and is provided with a first buckling ring; the second buckling seat is fixedly arranged on the upper pedal rod and is provided with a second buckling ring; the manual control descender is buckled on the first buckle ring; one end of the rope is buckled on the first buckle ring, and the other end of the rope passes through the second buckle ring and is wound in the manual control descender; the rope grabbing device is installed on the rope in a clamping mode, and a safety buckle is installed on the rope grabbing device; the ladder can prevent operators from being injured due to rapid falling to the ground, and enable the operators to slowly fall to the ground, so that the safety of the operators is ensured, and the potential safety hazard of the ladder operation is reduced.
Description
Technical Field
The utility model relates to the technical field of ladders, in particular to a ladder with a descent control function.
Background
The ladder is various, has types such as folding ladder, telescopic ladder, but all is used for personnel to climb to certain height through the cat ladder and carries out the operation, like a safe telescopic ladder that chinese patent document CN101105110B discloses, including a plurality of ladder bodies that constitute by being equipped with a plurality of crossbrace between two branches, the ladder body is connected through the sliding sleeve slip suit in proper order that sets up on branch, the both ends of branch are equipped with the dog of steerable sliding sleeve sliding displacement respectively, be equipped with the fixed part that can fix safe telescopic ladder on the ladder body that is located safe telescopic ladder uppermost.
The ladder in the prior art is usually used for working at a higher position, but the ladder is not provided with safety protection, and once an operator climbs to a relatively higher position to work, the operator has a falling condition, so that the operator is easy to fall to the ground to be injured, and the potential safety hazard is high.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides a ladder with a descent control function, and aims to solve the problem that operators are easy to fall down at a high place and are injured because the ladder is not protected safely in the prior art.
The technical scheme adopted for solving the technical problems is as follows: a ladder with slow descent function, having a ladder body, the ladder body having a foot bar at a lower end thereof and a foot bar at an upper end thereof, the ladder comprising:
the first buckling seat is fixedly arranged on the lower pedal rod and is provided with a first buckling ring;
the second buckling seat is fixedly arranged on the upper pedal rod and is provided with a second buckling ring;
the manual control descender is buckled on the first buckle ring;
one end of the rope is buckled on the first buckle ring, and the other end of the rope passes through the second buckle ring and is wound in the manual control descender;
the rope grab is installed on the rope in a clamping mode, and a safety buckle is installed on the rope grab.
In the ladder with the descent control function, the connecting ring is arranged at one end, close to the first retaining ring, of the rope, and the first retaining ring is arranged in the connecting ring in a penetrating mode.
In the ladder with slow descending function, the manual control descender comprises a first cover body, a brake wheel is arranged on the first cover body, a guide wheel arranged on the first cover body is arranged on one side of the brake wheel, a handle is connected to one side of the brake wheel, the brake wheel is arranged on the first cover body through a connecting rod, so that the handle drives the brake wheel to rotate around the connecting rod, and the connecting rod is further connected with a first rotary cover.
In the ladder with the descent control function, the edge of one side, close to the handle, of the brake wheel is triangular.
In the ladder with slow descending function, the first buckling hole is formed in one end, far away from the guide wheel, of the first cover body, the second buckling hole corresponding to the first buckling hole is formed in the first rotary cover, and the first buckling ring penetrates through the first buckling hole and the second buckling hole respectively.
In the ladder with slow descending function, the rope grabbing device comprises a second cover body, a fixed tongue block is fixedly arranged on the second cover body, a movable tongue block is arranged on one side of the fixed tongue block and is connected with the second cover body through a rotating shaft, a rope channel is formed between the fixed tongue block and the movable tongue block, and a second rotating cover is further arranged on the rotating shaft.
In the ladder with the descent control function, the second cover body is provided with the third buckling hole, the second rotary cover is provided with the fourth buckling hole corresponding to the third buckling hole, and the safety buckle is arranged in the third buckling hole and the fourth buckling hole in a penetrating mode.
The utility model has the advantages that the safety buckle is buckled on the clothes of the operator, if the operator carelessly drops down on the ladder body, the rope grabbing device clamps the rope under the gravity of a human body, the manual descending device is buckled on the lower pedal rod, and the other end of the rope is wound in the manual descending device, so that the operator can hang in half air, the operator can be prevented from being injured due to the rapid dropping on the ground, the operator can climb back to the ladder body by himself or other people on the ground can operate the manual descending device, the rope can be slowly pulled out from the manual descending device under the gravity of the human body, the operator can slowly drop to the ground, the safety of the operator is ensured, and the high-altitude potential safety hazard of ladder operation is reduced.
Drawings
Fig. 1 is a schematic perspective view of a ladder, a manual descender and a rope grab of the present utility model.
Fig. 2 is a schematic perspective view of the ladder body.
Fig. 3 is a schematic view of the manual descender in an open state.
Fig. 4 is a schematic view of the connection structure of the manual descender and the rope.
Fig. 5 is a schematic view of the connection structure of the rope grab and the rope.
In the figure: the ladder comprises a ladder body 1, a pedal rod 2, an upper pedal rod 3, a first buckling seat 4, a first buckling ring 5, a manual descending device 6, a second buckling seat 7, a second buckling ring 8, a rope 9, a rope grabbing device 10, a safety buckle 11, a connecting ring 12, a first cover 13, a first rotary cover 14, a brake wheel 15, a connecting rod 16, a handle 17, a guide wheel 18, a first buckling hole 19, a second buckling hole 20, a second cover 21, a second rotary cover 22, a fourth buckling hole 23, a third buckling hole 24, a fixed tongue piece 25, a movable tongue piece 26 and a rotating shaft 27.
Detailed Description
The following describes the embodiments of the present utility model further with reference to the drawings. The description of these embodiments is provided to assist understanding of the present utility model, but is not intended to limit the present utility model. In addition, the technical features of the embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.
A ladder with a descent control function shown in combination with fig. 1 and 2, having a ladder body 1, the ladder body 1 having a lower foot bar 2 at a lower end and an upper foot bar 3 at an upper end, the ladder comprising: the first buckle seat 4, the second buckle seat 7, the manual descending device 6, the rope 9 and the rope grabbing device 10, the first buckle seat 4 is fixedly arranged on the lower pedal rod 2, and the first buckle seat 4 is provided with a first buckle ring 5; the second buckling seat 7 is fixedly arranged on the upper pedal rod 3, and a second buckling ring 8 is arranged on the second buckling seat 7; the manual control descender 6 is buckled on the first buckle ring 5; one end of the rope 9 is buckled on the first buckle ring 5, and the other end passes through the second buckle ring 8 and is wound in the manual descender 6; the rope grab 10 is clamped and mounted on the rope 9, and the rope grab 10 is provided with a safety buckle 11; in this embodiment, when the worker performs the operation on the ladder body 1 by fastening the safety buckle 11 on the clothes of the worker, if the worker drops carelessly, the rope gripper 10 clamps the rope 9 under the gravity of the human body, and the manual descending device 6 is fastened on the lower pedal lever 2, the other end of the rope is wound in the manual descending device 6, so that the worker can hang in half air, the worker can be prevented from being injured by dropping onto the ground quickly, the worker can climb back onto the ladder body 1 by himself or other people on the ground can operate the manual descending device 6, so that the rope 9 is pulled out from the manual descending device 6 slowly under the gravity of the human body, the worker drops to the ground slowly, the safety of the worker is ensured, and the potential safety hazard of the ladder operation is reduced.
It should be noted that, the connecting ring 12 is installed at one end of the rope 9 close to the first buckle 5 in this embodiment, and the first buckle 5 is inserted into the connecting ring 12, so that one end of the rope 9 is fixed on the first buckle 5, and thus when an operator falls in the air, the other end of the rope 9 is pulled to fall under the condition of gravity.
As shown in fig. 3 and 4, the manual control descender 6 of this embodiment includes a first cover 13, a brake wheel 15 is mounted on the first cover 13, a guide wheel 18 mounted on the first cover 13 is disposed on one side of the brake wheel 15, a handle 17 is connected to one side of the brake wheel 15, the brake wheel 15 is mounted on the first cover 13 through a connecting rod 16, so that the handle 17 drives the brake wheel 15 to rotate around the connecting rod 16, and the connecting rod 16 is further connected with a first rotary cover 14; the winding sequence of the rope 9 in the manual descender 6 is shown in fig. 4, so that the handle 17 drives the brake wheel 15 to rotate, thereby clamping or releasing the rope 9; it should be noted that, the edge of one side of the brake wheel 15 near the handle 17 is triangular, the triangular position is near the guide wheel 18, when the handle 17 is pressed down, the triangular position is far away from the guide wheel 18 by rotation, so that the rope is loosened, when the handle 17 is not pressed down, if an operator is in a suspended state, the rope 9 can be tensioned in the manual descender 6, and the triangular position automatically rotates to the direction of the guide wheel 18, so that the rope 9 is clamped.
The first cover 13 of the present embodiment has a first fastening hole 19 at one end far away from the guide wheel 18, a second fastening hole 20 corresponding to the first fastening hole 19 is provided on the first rotary cover 14, and the first fastening ring 5 is respectively inserted into the first fastening hole 19 and the second fastening hole 20, so as to prevent the first cover 13 and the first rotary cover 14 from being accidentally opened, and facilitate the whole manual control descent device 6 to be fastened in the first fastening ring 5.
As shown in fig. 5, the rope grab 10 of the present embodiment includes a second cover 21, a fixed tongue 25 is fixedly mounted on the second cover 21, a movable tongue 26 is disposed on one side of the fixed tongue 25, the movable tongue 26 is connected with the second cover 21 through a rotating shaft 27, a rope channel is formed between the fixed tongue 25 and the movable tongue 26, and a second rotary cover 22 is further mounted on the rotating shaft 27; the rope 9 is arranged in the rope channel in a penetrating way, once an operator is in a suspended state accidentally, the rope grabbing device 10 is downwards under the gravity, the rope 9 moves upwards on one side of the rope grabbing device 10, so that friction force is generated between the rope 9 and the movable tongue block 26, the movable tongue block 26 is driven to rotate to clamp the rope 9, and the automatic rope grabbing effect is realized.
The second cover 21 of the present embodiment is provided with a third fastening hole 24, the second rotary cover 22 is provided with a fourth fastening hole 23 corresponding to the third fastening hole 24, and the safety fastener 11 is inserted into the third fastening hole 24 and the fourth fastening hole 23; the safety button 11 is fastened to the clothes of the operator, and the safety button 11 prevents the second cover 21 and the second swing cover 22 from being opened accidentally to be unraveled.
The embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the utility model, and yet fall within the scope of the utility model.
Claims (7)
1. Ladder with slow down function, it has ladder body (1), ladder body (1) lower extreme has step down pole (2), and the upper end has step up pole (3), its characterized in that, the ladder includes:
the first buckling seat (4) is fixedly arranged on the lower pedal rod (2), and a first buckling ring (5) is arranged on the first buckling seat (4);
the second buckling seat (7) is fixedly arranged on the upper pedal rod (3), and a second buckling ring (8) is arranged on the second buckling seat (7);
a manual descender (6) which is fastened to the first buckle (5);
one end of the rope (9) is buckled on the first retaining ring (5), and the other end of the rope (9) passes through the second retaining ring (8) and is wound in the manual control descender (6);
the rope grab (10) is installed on the rope (9) in a clamping mode, and the safety buckle (11) is installed on the rope grab (10).
2. Ladder with descent control function according to claim 1, characterized in that the rope (9) is provided with a connecting ring (12) at the end close to the first clasp (5), the first clasp (5) being threaded in the connecting ring (12).
3. Ladder with slow descent function according to claim 2, characterized in that the manual descender (6) comprises a first cover body (13), a brake wheel (15) is mounted on the first cover body (13), a guide wheel (18) mounted on the first cover body (13) is arranged on one side of the brake wheel (15), a handle (17) is connected to one side of the brake wheel (15), the brake wheel (15) is mounted on the first cover body (13) through a connecting rod (16) so that the handle (17) drives the brake wheel (15) to rotate around the connecting rod (16), and the connecting rod (16) is further connected with a first rotary cover (14).
4. A ladder with a slow descent function according to claim 3, characterized in that the brake wheel (15) has a triangular shape at the edge of one side close to the handle (17).
5. The ladder with the descent control function according to claim 4, wherein a first buckling hole (19) is formed in one end, far away from the guide wheel (18), of the first cover body (13), a second buckling hole (20) corresponding to the first buckling hole (19) is formed in the first rotary cover (14), and the first buckling ring (5) is respectively arranged in the first buckling hole (19) and the second buckling hole (20) in a penetrating mode.
6. The ladder with the descent control function according to claim 5, characterized in that the rope grab (10) comprises a second cover body (21), a fixed tongue block (25) is fixedly arranged on the second cover body (21), a movable tongue block (26) is arranged on one side of the fixed tongue block (25), the movable tongue block (26) is connected with the second cover body (21) through a rotating shaft (27), a rope channel is formed between the fixed tongue block (25) and the movable tongue block (26), and a second rotating cover (22) is further arranged on the rotating shaft (27).
7. The ladder with the descent control function according to claim 6, wherein a third buckling hole (24) is formed in the second cover body (21), a fourth buckling hole (23) corresponding to the third buckling hole (24) is formed in the second rotary cover (22), and the safety buckle (11) is arranged in the third buckling hole (24) and the fourth buckling hole (23) in a penetrating mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321671010.9U CN219953219U (en) | 2023-06-29 | 2023-06-29 | Ladder with slow descent function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321671010.9U CN219953219U (en) | 2023-06-29 | 2023-06-29 | Ladder with slow descent function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219953219U true CN219953219U (en) | 2023-11-03 |
Family
ID=88536694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321671010.9U Active CN219953219U (en) | 2023-06-29 | 2023-06-29 | Ladder with slow descent function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219953219U (en) |
-
2023
- 2023-06-29 CN CN202321671010.9U patent/CN219953219U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9874034B2 (en) | Anti-panic cable grab | |
| EP3047090B1 (en) | Ladders including rope and pulley system and fall protection | |
| US11697965B2 (en) | Ladder safely mechanisms | |
| US5927438A (en) | Personnel lifting-lowering system | |
| EP1759074B1 (en) | Safety apparatus | |
| EP3797202B1 (en) | Fall control ladder | |
| ITMI20091656A1 (en) | ROPE DEVICE ON ROPE AND METHOD FOR ITS USE | |
| CA2748406C (en) | Passenger or load raising aid | |
| US10619417B2 (en) | Pass-through cable grab system | |
| US9956436B2 (en) | Rope access equipment | |
| CN219953219U (en) | Ladder with slow descent function | |
| WO1993015881A1 (en) | Safety apparatus and method for using the same | |
| CA2181858A1 (en) | Method and apparatus for prevention of falls from extension ladders | |
| JP4810375B2 (en) | Device for workers used for work in manholes such as sewer pipes and work method using the device | |
| KR102672742B1 (en) | A drag downment | |
| JP3709029B2 (en) | Ladder lifting assist traction device | |
| JP3228472B2 (en) | No-fall work method and equipment | |
| JPH08332241A (en) | Method of ascending and descending pole without falling | |
| JP3034574U (en) | Belt winding type fall prevention device | |
| CN217175940U (en) | Steel structure safety climbing frame | |
| KR20230099230A (en) | Safety device for high place work | |
| JPH0731688A (en) | Device for preventing operator from dropping from electric-light pole | |
| GB2496682A (en) | Safety-line attachment apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |