CN111111030B - Anti-falling device for rope - Google Patents
Anti-falling device for rope Download PDFInfo
- Publication number
- CN111111030B CN111111030B CN202010050878.1A CN202010050878A CN111111030B CN 111111030 B CN111111030 B CN 111111030B CN 202010050878 A CN202010050878 A CN 202010050878A CN 111111030 B CN111111030 B CN 111111030B
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- rope
- stop
- control
- falling
- shell
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- 230000007246 mechanism Effects 0.000 claims abstract description 31
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 230000007704 transition Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000003756 stirring Methods 0.000 abstract description 3
- 230000009471 action Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000009194 climbing Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B1/00—Devices for lowering persons from buildings or the like
- A62B1/06—Devices for lowering persons from buildings or the like by making use of rope-lowering devices
- A62B1/14—Devices for lowering persons from buildings or the like by making use of rope-lowering devices with brakes sliding on the rope
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Emergency Lowering Means (AREA)
Abstract
The invention relates to a falling stopping device for a rope, which comprises a shell, a falling stopping system, a control mechanism and a connecting mechanism, wherein the shell is provided with a rope placing groove; the control mechanism comprises a control sliding block which can slide along the pivot column of the anti-falling system and is abutted to the anti-falling system, and a control handle which is abutted to the control sliding block and pivoted to the control sliding block, wherein the control sliding block is provided with a driving arc section and a clamping interface which enable the anti-falling system to enable the rope placing groove to be in a closed state and an open state respectively, and the control handle is provided with a control head which can slide between the driving arc section and the clamping interface. The anti-falling system can be easily and conveniently in a closed state and an open state by stirring the control slide block and the control handle, and the rope is convenient to put in and take out, simple in structure and good in practicability.
Description
Technical Field
The invention belongs to the field of mountain climbing, rope descending, rescue and outdoor sports goods, and particularly relates to a falling stopping device for a rope.
Background
Safety is essential during mountain climbing, rope lowering, rescue and outdoor exercises, but sudden falling due to accidents cannot be avoided, and thus a rope fall arrest device needs to be provided. Many anti-falling devices also appear in the market at present, such as the patent of patent number 201410122465.4, and it is provided with rigid body, safety system and controlgear, however its controlgear structure is comparatively complicated, and the operation is also comparatively loaded down with trivial details, and is very inconvenient.
Disclosure of Invention
In order to solve the technical problems in the prior art, the invention provides a falling stopping device for a rope.
The anti-falling device for the rope comprises a shell, an anti-falling system, a control mechanism and a connecting mechanism, wherein the shell is provided with a rope placing groove;
the anti-falling system is pivoted on the shell and can be controlled by the control mechanism to enable the rope placing groove to be in a closed state and an open state, wherein the closed state is used for stopping the rope in the rope placing groove through the anti-falling system under the condition of falling, and the open state is used for releasing a passage of the rope placing groove so as to load or take out the rope;
the control mechanism comprises a control sliding block which can slide along the pivot column of the anti-falling system and is abutted to the anti-falling system, and a control handle which is abutted to the control sliding block and pivoted to the control sliding block, wherein the control sliding block is provided with a driving arc section and a clamping interface which enable the anti-falling system to enable the rope placing groove to be in a closed state and an open state respectively, and the control handle is provided with a control head which can slide between the driving arc section and the clamping interface.
Further, the anti-falling system is provided with a driving torsion spring which enables the anti-falling system to be in a closed state and an open state; the control handle is also provided with a reset torsion spring.
Still further, the anti-falling system comprises a first shell, a second shell and a barbed rotating wheel, wherein a plurality of stop modules are pivoted in the barbed rotating wheel, the second shell is provided with stop bosses matched with the stop modules, the stop modules are arranged in the barbed rotating wheel through limiting blocks and pin shafts, balance springs are further arranged at the pivot positions of the stop modules and the barbed rotating wheel, and the stop modules, the limiting blocks and the barbed rotating wheel can rotate relative to the second shell as a whole.
Furthermore, an O-shaped ring is further arranged on the second shell at the position matched with the barbed rotating wheel, and the O-shaped ring is in interference fit with the barbed rotating wheel at the position matched with the barbed rotating wheel.
Still further, the anti-falling system further comprises a manual stop mechanism, wherein the manual stop mechanism comprises a plurality of stop grooves arranged on the limiting block, stop ribs which are arranged on the second shell and are mutually matched with the stop grooves, and the stop ribs can be controlled to be clamped into or separated from the stop grooves by a toggle handle connected with the stop ribs.
Furthermore, the toggle handle is also provided with a reset spring, and the operation state can be maintained after the toggle handle drives the stop rib to be clamped into the stop groove; the toggle handle is also provided with a positioning steel ball, the positioning steel ball is provided with a positioning spring, and the toggle handle can drive the stop rib to be far away from the stop groove and can also keep an operation state under the pressure of the positioning spring.
Further, the upper part of the rope placing groove of the shell is in arc transition of 135 degrees plus or minus 30 degrees.
The invention relates to a falling stopping device for a rope, which comprises a shell, a falling stopping system, a control mechanism and a connecting mechanism, wherein the shell is provided with a rope placing groove; the control mechanism comprises a control sliding block which can slide along the pivot column of the anti-falling system and is abutted to the anti-falling system, and a control handle which is abutted to the control sliding block and pivoted to the control sliding block, wherein the control sliding block is provided with a driving arc section and a clamping interface which enable the anti-falling system to enable the rope placing groove to be in a closed state and an open state respectively, and the control handle is provided with a control head which can slide between the driving arc section and the clamping interface. The anti-falling system can be easily and conveniently in a closed state and an open state by stirring the control slide block and the control handle, and the rope is convenient to put in and take out, simple in structure and good in practicability.
Drawings
FIG. 1 is a schematic perspective view of a fall arrest device for a rope according to the present invention;
FIG. 2 is a schematic cross-sectional view of the fall arrest device A-A for a rope according to the present invention;
fig. 3 is a schematic view of the structure of the rope of the present invention after being fitted into a fall arrester for a rope;
FIGS. 4 and 5 are schematic views of an explosion structure of the fall arrest system of the present invention;
fig. 6 is a schematic diagram of a structure of the anti-falling system and the control mechanism according to the present invention.
Detailed Description
Certain terms are used throughout the description and claims to refer to particular components. Those of skill in the art will appreciate that a hardware manufacturer may refer to the same component by different names. The description and claims do not take the form of an element differentiated by name, but rather by functionality. As used throughout the specification and claims, the word "comprise" is an open-ended term, and thus should be interpreted to mean "include, but not limited to. The description hereinafter sets forth a preferred embodiment for practicing the invention, but is not intended to limit the scope of the invention, as the description is given for the purpose of illustrating the general principles of the invention. The scope of the invention is defined by the appended claims.
The present invention will be described in further detail below with reference to the drawings, but is not limited thereto.
Examples
As shown in fig. 1, 2, 3 and 6, the anti-falling device for a rope comprises a shell 1, an anti-falling system 2, a control mechanism 3 and a connecting mechanism 4, wherein the shell 1 is provided with a rope placing groove 1a;
the anti-falling system 2 is pivoted on the shell 1 and can be controlled by the control mechanism 3 to enable the rope placing groove 1a to be in a closed state and an open state, wherein the closed state is used for stopping the rope in the rope placing groove 1a through the anti-falling system 2 under the condition that a fall occurs, and the open state is used for releasing a passage of the rope placing groove 1a so as to load or take out the rope;
the control mechanism 3 comprises a control sliding block 3b capable of sliding along the pivot column of the anti-falling system 2 and abutting against the anti-falling system 2, and a control handle 3a abutting against the control sliding block 3b and pivoted with the control sliding block, a driving arc section 3b2 and a clamping interface 3b1 which enable the anti-falling system 2 to enable the rope placing groove 1a to be in a closed state and an open state respectively are arranged on the control sliding block 3b, and a control head 3a1 capable of sliding between the driving arc section 3b2 and the clamping interface 3b1 is arranged on the control handle 3 a.
Preferably, the anti-falling system 2 is provided with a driving torsion spring 2h for enabling the anti-falling system 2 to be in a closed state and an open state; the control handle 3a is also provided with a return torsion spring 3c.
As shown in fig. 2, when the control head 3a1 of the control handle 3a is in the position of the drive arc 3b2 of the control slider 3b, the fall arrest system 2 brings the rope placement groove 1a into a closed state; when the control slider 3b is pushed upward and the control head 3a1 of the control handle 3a is located in the card interface 3b1 of the control slider 3b, the anti-falling system 2 as a whole rotates counterclockwise along the pivot axis, so that the rope placement groove 1a is in an open state, and the rope 5 can be placed in the rope placement groove 1a or the rope 5 can be taken out from the rope placement groove 1a, as shown in fig. 3, which is a schematic view of placing the rope 5 in the rope placement groove 1 a.
More preferably, the anti-falling system 2 includes a first housing 2a, a second housing 2d and a barbed rotating wheel 2b, a plurality of stop modules 2f are pivotally disposed in the barbed rotating wheel 2b, the second housing 2d is provided with a stop boss 2d1 matched with the stop modules 2f, the stop modules 2f are disposed in the barbed rotating wheel 2b through a limiting block 2c and a pin shaft, and a balance spring 2g is further disposed at a pivot position between the stop modules 2f and the barbed rotating wheel 2 b.
As shown in fig. 3, in normal use, the rope 5 is placed in the rope placing groove 1a, and then the connecting mechanism 4 is connected with a safety belt or a protective belt on an operator through a connecting hook and the like, and in the process that the operator ascends along with the rope 5, the anti-falling device ascends along with the rope 5; as shown in fig. 2, the stopping module 2f is in a balanced state in the barbed rotating wheel 2b under the action of the balancing spring 2g, and can rotate at a uniform speed clockwise or anticlockwise synchronously along with the barbed rotating wheel 2b under the drive of the rope 5, so that the stopping module can move upwards or downwards along with an operator along the rope. When an operator suddenly drops, the barbed rotating wheel 2b can rotate rapidly, at the moment, the stop module 2f overcomes the acting force of the balance spring 2g to rotate outwards under the action of inertia and is clamped on the stop boss 2d1 of the second shell 2d, so that the barbed rotating wheel 2b stops rotating and is clamped on the rope 5 through the barbed head, and the purpose of stopping dropping is achieved, so that the safety of the operator is ensured.
More preferably, as shown in fig. 4 and 5, the position on the second housing 2d, where the second housing 2d is matched with the barbed rotating wheel 2b, is further provided with an O-ring 2d2, where the O-ring 2d2 is in interference fit with the barbed rotating wheel 2b, and the interference fit between the O-ring 2d2 and the barbed rotating wheel 2b can reduce the rotation speed of the barbed rotating wheel 2b, so that the barbed rotating wheel 2b rotates more smoothly and uniformly, and meanwhile, dust and the like can be prevented from entering the inside from the position on the second housing 2d, where the second housing 2d is matched with the barbed rotating wheel 2 b.
More preferably, the anti-falling system 2 further comprises a manual stop mechanism 2e, wherein the manual stop mechanism 2e comprises a plurality of stop grooves 2c1 arranged on the limiting block 2c, stop ribs 2e2 which are arranged on the second shell 2d and are mutually matched with the stop grooves 2c1, and the stop ribs 2e2 can be controlled to be blocked into or far away from the stop grooves 2c1 by a toggle handle 2e1 connected with the stop ribs 2 e.
During normal use, the manual stop mechanism 2e is in an open state, namely, the toggle handle 2e1 is controlled to drive the stop rib 2e2 to be far away from the stop groove 2c1, so that the stop block 2c and the stop module 2f can rotate together with the barbed rotating wheel 2 b; when an emergency situation is met or when the emergency situation is needed, the toggle handle 2e1 can be controlled to drive the stop rib 2e2 to be clamped into the stop groove 2c1, so that the stop block 2c stops rotating, the barbed rotating wheel 2b stops rotating, the rope 5 stops in the rope placing groove 1a, the purpose of preventing falling is achieved, meanwhile, the toggle handle 2e1 can be provided with the reset spring 2e3, the operating state can be kept after the toggle handle 2e1 drives the stop rib 2e2 to be clamped into the stop groove 2c1, meanwhile, the toggle handle 2e1 is also provided with the positioning steel ball 2e4, the positioning steel ball 2e4 is provided with the positioning spring, and the toggle handle 2e1 can be kept in the operating state after the stop rib 2e2 is driven by the toggle handle 2e1 to be far away from the stop groove 2c1 under the pressure of the positioning spring.
More preferably, the upper part 1b of the rope placement groove 1a of the shell 1 has an arc transition of 135 degrees plus or minus 30 degrees.
During or after falling, the gravity action of an operator can enable the connecting mechanism 4 connected to the body to move downwards, at the moment, the rope 5 can form a certain angle with the upper end of the rope placing groove 1a of the shell 1 and generate friction, the service life of the rope is influenced, and therefore the arc transition of 135 DEG + -30 DEG is arranged, so that the rope can not contact or rub with the upper port part of the rope placing groove 1a during or after falling. The rope can be effectively protected, and the service life is prolonged.
The invention relates to a falling stopping device for a rope, which comprises a shell, a falling stopping system, a control mechanism and a connecting mechanism, wherein the shell is provided with a rope placing groove; the control mechanism comprises a control sliding block which can slide along the pivot column of the anti-falling system and is abutted to the anti-falling system, and a control handle which is abutted to the control sliding block and pivoted to the control sliding block, wherein the control sliding block is provided with a driving arc section and a clamping interface which enable the anti-falling system to enable the rope placing groove to be in a closed state and an open state respectively, and the control handle is provided with a control head which can slide between the driving arc section and the clamping interface. The anti-falling system can be easily and conveniently in a closed state and an open state by stirring the control slide block and the control handle, and the rope is convenient to put in and take out, simple in structure and good in practicability.
While the foregoing description illustrates and describes the preferred embodiments of the present invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not to be construed as limited to other embodiments, and is capable of use in various other combinations, modifications and environments and is capable of changes or modifications within the spirit of the invention described herein, either as a result of the foregoing teachings or as a result of the knowledge or skill of the relevant art. And that modifications and variations which do not depart from the spirit and scope of the invention are intended to be within the scope of the appended claims.
Claims (5)
1. The utility model provides a fall stopping device for a rope, includes casing (1), fall stopping system (2), control mechanism (3) and coupling mechanism (4), casing (1) is provided with rope standing groove (1 a);
the anti-falling system (2) is pivoted on the shell (1) and can be controlled by the control mechanism (3) to enable the rope placing groove (1 a) to be in a closed state and an open state, wherein the closed state is used for stopping a rope in the rope placing groove (1 a) through the anti-falling system (2) under the condition of falling, and the open state is used for releasing a passage of the rope placing groove (1 a) so as to load or take out the rope;
the method is characterized in that: the control mechanism (3) comprises a control sliding block (3 b) capable of sliding along the pivot joint column of the anti-falling system (2) and being abutted to the anti-falling system (2) and a control handle (3 a) abutted to the control sliding block (3 b), wherein the control sliding block (3 b) is provided with a driving arc section (3 b 2) and a clamping interface (3 b 1) which enable the anti-falling system (2) to enable the rope placing groove (1 a) to be in a closed state and an open state respectively, and the control handle (3 a) is provided with a control head (3 a 1) capable of sliding between the driving arc section (3 b 2) and the clamping interface (3 b 1);
when the control head (3 a 1) of the control handle (3 a) is positioned at the position of the driving arc section (3 b 2) of the control slide block (3 b), the falling stopping system (2) enables the rope placing groove (1 a) to be in a closed state; when the control slider (3 b) is pushed upwards and the control head (3 a 1) of the control handle (3 a) is positioned in the clamping interface (3 b 1) of the control slider (3 b), the anti-falling system (2) rotates anticlockwise along the pivot axis as a whole, so that the rope placing groove (1 a) is in an open state, and a rope can be placed in the rope placing groove (1 a) or taken out from the rope placing groove (1 a);
the anti-falling system (2) is provided with a driving torsion spring (2 h) for enabling the anti-falling system (2) to be in a closed state and an open state; the control handle (3 a) is also provided with a reset torsion spring (3 c);
the anti-falling system (2) comprises a first shell (2 a), a second shell (2 d) and a barbed rotating wheel (2 b), wherein a plurality of stop modules (2 f) are pivoted in the barbed rotating wheel (2 b), the second shell (2 d) is provided with arc stop bosses (2 d 1) matched with the stop modules (2 f), the stop modules (2 f) are arranged in the barbed rotating wheel (2 b) through limiting blocks (2 c) and pin shafts, balance springs (2 g) are further arranged at the pivot positions of the stop modules (2 f) and the barbed rotating wheel (2 b), and the stop modules (2 f), the limiting blocks (2 c) and the barbed rotating wheel (2 b) can rotate as a whole relative to the second shell (2 d).
2. A fall arrest device for a rope according to claim 1, wherein: an O-shaped ring (2 d 2) is further arranged at the position, matched with the barbed rotating wheel (2 b), of the second shell (2 d), and the O-shaped ring (2 d 2) is in interference fit with the barbed rotating wheel (2 b) at the position.
3. A fall arrest device for a rope according to claim 1 or 2, wherein: the anti-falling system (2) further comprises a manual stop mechanism (2 e), the manual stop mechanism (2 e) comprises a plurality of stop grooves (2 c 1) arranged on the limiting block (2 c), stop ribs (2 e 2) which are arranged on the second shell (2 d) and are mutually matched with the stop grooves (2 c 1), and the stop ribs (2 e 2) can be controlled to be clamped into or far away from the stop grooves (2 c 1) by a toggle handle (2 e 1) connected with the stop ribs.
4. A fall arrest device for a rope according to claim 1 or 2, wherein: the upper part (1 b) of the rope placing groove (1 a) of the shell (1) is in arc transition of 135 degrees +/-30 degrees.
5. A fall arrest device for a rope according to claim 3, wherein: the toggle handle (2 e 1) is also provided with a reset spring (2 e 3), and the operation state can be maintained after the toggle handle (2 e 1) drives the stop rib (2 e 2) to be clamped into the stop groove (2 c 1); meanwhile, the toggle handle (2 e 1) is further provided with a positioning steel ball (2 e 4), the positioning steel ball (2 e 4) is provided with a positioning spring, and under the pressure of the positioning spring, the toggle handle (2 e 1) can drive the stop rib (2 e 2) to be far away from the stop groove (2 c 1) and then can be kept in an operating state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010050878.1A CN111111030B (en) | 2020-01-17 | 2020-01-17 | Anti-falling device for rope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010050878.1A CN111111030B (en) | 2020-01-17 | 2020-01-17 | Anti-falling device for rope |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111111030A CN111111030A (en) | 2020-05-08 |
| CN111111030B true CN111111030B (en) | 2024-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010050878.1A Active CN111111030B (en) | 2020-01-17 | 2020-01-17 | Anti-falling device for rope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111111030B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3139727A1 (en) * | 2022-09-19 | 2024-03-22 | Zedel | DEVICE FOR DETECTING A THRESHOLD SPEED OF A BLOCKING DEVICE, BLOCKING DEVICE AND METHOD FOR BLOCKING A WIRED ELEMENT |
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| CN103920254A (en) * | 2013-01-15 | 2014-07-16 | 齐德公司 | Fall Arrest Safety Apparatus With Blocking On Rope |
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| CN209366092U (en) * | 2018-11-08 | 2019-09-10 | 天合汽车零部件（上海）有限公司 | A kind of band sense lockable mechanism |
| CN110523019A (en) * | 2019-10-07 | 2019-12-03 | 南京林业大学 | Buffer-type speed difference anti-fall device based on leaf spring |
| CN211705647U (en) * | 2020-01-17 | 2020-10-20 | 浙江冰峰户外用品有限公司 | Falling stopping device for rope |
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2020
- 2020-01-17 CN CN202010050878.1A patent/CN111111030B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1843653A (en) * | 2006-05-09 | 2006-10-11 | 宁波旭力金属制品有限公司 | Automatic band-retracting tightening machine |
| CN202822534U (en) * | 2012-10-22 | 2013-03-27 | 乐清市力士安全器材制造有限公司 | Differential speed automatic controller |
| CN103920258A (en) * | 2013-01-15 | 2014-07-16 | 齐德公司 | Fall Arrest Safety Apparatus On Rope With Clamping Function |
| CN103920254A (en) * | 2013-01-15 | 2014-07-16 | 齐德公司 | Fall Arrest Safety Apparatus With Blocking On Rope |
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| CN106110535A (en) * | 2015-03-05 | 2016-11-16 | 齐德公司 | The fixture on the rope of cam is loaded equipped with the spring improved |
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| Publication number | Publication date |
|---|---|
| CN111111030A (en) | 2020-05-08 |
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