High-altitude anti-falling device with double insurance

Abstract

The invention discloses a high-altitude anti-falling device with double insurance. The high-altitude anti-falling device comprises a rope winding device, a first mounting seat, a second mounting seat, a first hanging rope and a second hanging rope, the rope winding device is arranged on one side of the main transformer; the first mounting seat is arranged on one side of the main transformer and is positioned above the rope winding device; the second mounting seat is arranged on the other side of the main transformer; one end of the first hanging rope is arranged on the rope collecting device, and the other end of the first hanging rope is wound on the first mounting seat, is arranged on the second mounting seat and is used for hanging a main hook of the safety belt; one end of the second hanging rope is arranged on the rope collecting device, and the other end of the second hanging rope is wound on the first mounting seat, is arranged on the second mounting seat and is used for hanging the auxiliary hook of the safety belt; by means of the structure, the main hook and the auxiliary hook of the safety belt can be hung on the two hanging ropes respectively, safety is greatly improved, and use requirements are met.

Description

Technical Field

[0001] The invention relates to the technical field of power transmission and distribution, and in particular to a high-altitude anti-falling device with double insurance. Background Art

[0002] According to the national standard GB / T 3608-2008 "Classification of Height Work", all workers who work above 2 meters in the air must wear qualified safety belts or take other reliable safety protection measures. When the free fall distance is less than 2 meters, but there is still a possibility of serious personal injury to the faller, fall protection measures are also required.

[0003] However, the existing safety belt hanging point device used in the high-altitude operation of the main transformer of the substation has the following disadvantages:

[0004] 1. The safety belt hanging point devices are connected to the walls on both sides of the main transformer, and the locking rope device is installed on the wall by screwing. It is not only cumbersome to disassemble and assemble, but also limited to the applicable scenarios;

[0005] 2. The safety belt has a main hook and a secondary hook. For safety reasons, the main hook and the secondary hook cannot be hung on the same safety lanyard at the same time. Conventional safety belt hanging point devices have only one safety lanyard, which has certain deficiencies in operation safety;

[0006] Therefore, a high altitude fall prevention device with double insurance is badly needed to solve the above problems. Summary of the invention

[0007] The present invention is intended to solve at least one of the technical problems in the prior art. To this end, the present invention proposes a high-altitude fall prevention device with double insurance.

[0008] The technical solution adopted by an embodiment of the present invention to solve the technical problem is: a high-altitude fall prevention device with double insurance, including a rope collecting device, a first mounting seat, a second mounting seat, a first hanging rope and a second hanging rope;

[0009] The rope collection device is installed on one side of the main transformer;

[0010] The first mounting seat is installed on one side of the main transformer and is located above the rope collecting device;

[0011] The second mounting base is installed on the other side of the main transformer;

[0012] One end of the first hanging rope is installed on the rope collecting device, and the other end of the first hanging rope is wound around the first mounting seat and installed on the second mounting seat, and is used to hang the safety belt main hook;

[0013] One end of the second hanging rope is installed on the rope collecting device, and the other end of the second hanging rope is wound around the first mounting seat and installed on the second mounting seat, and is used for hanging the safety belt auxiliary hook.

[0014] As one of the preferred embodiments of the present invention, the rope collection device includes a seat body, a first rope collection drum, a second rope collection drum, a first rope locking assembly, a second rope locking assembly and a hand wheel;

[0015] The seat body is installed on one side of the main transformer;

[0016] The first take-up reel and the second take-up reel are rotatably arranged on the seat body;

[0017] The first rope locking assembly is arranged on the seat body, one end of the first hanging rope is connected to the first take-up drum, and the other end of the first hanging rope is passed through the first rope locking assembly;

[0018] The second rope locking assembly is arranged on the base body, one end of the second hanging rope is connected to the second take-up drum, and the other end of the second hanging rope is passed through the second rope locking assembly;

[0019] The hand wheel is installed on the base body and connected with the first take-up reel and the second take-up reel.

[0020] As one of the preferred embodiments of the present invention, the first locking rope assembly includes a connecting seat, a movable seat, a clamping rod and a plurality of clamping beads;

[0021] The connecting seat is mounted on the seat body and is provided with a first clamping position and a second clamping position which can be switched with each other;

[0022] The movable seat is arranged in the connecting seat and is provided with a rope locking channel and a plurality of through holes communicating with the rope locking channel, and the first hanging rope is passed through the rope locking channel;

[0023] The clamping rod is installed on the movable seat and is located in the first clamping position or the second clamping position;

[0024] The card bead is installed in the through hole and abuts against the inner side wall of the connecting seat;

[0025] When the locking rod is locked in the first locking position, the locking bead can at least partially extend into the locking rope channel through the through hole to press against the first hanging rope; or, when the locking rod is locked in the second locking position, the locking bead can be withdrawn from the locking rope channel to release the contact with the first hanging rope.

[0026] As one of the preferred embodiments of the present invention, a downwardly opening inclined surface is provided on the inner side wall of the connecting seat, and the locking bead can at least partially extend into the locking rope channel when abutting against the inclined surface, or be pulled out of the locking rope channel when separating from the inclined surface.

[0027] As one of the preferred embodiments of the present invention, a high-altitude fall prevention device with double insurance also includes a first L-shaped groove and a second L-shaped groove respectively arranged on both sides of a connecting seat, and the long side of the first L-shaped groove and the long side of the second L-shaped groove are arranged along the height direction of the connecting seat to form a first clamping position; the short side of the first L-shaped groove and the short side of the second L-shaped groove are arranged back to back in the circumferential direction of the connecting seat to form a second clamping position.

[0028] As one of the preferred embodiments of the present invention, a limiting assembly is provided between the hand wheel and the seat body for limiting the relative rotation between the hand wheel and the seat body.

[0029] As one of the preferred embodiments of the present invention, the limiting assembly includes a ratchet wheel disposed on the seat body and connected to the hand wheel, and a pawl disposed on the seat body and abutting against the ratchet wheel.

[0030] As one of the preferred embodiments of the present invention, a first guide wheel and a second guide wheel are arranged on the first mounting seat, the other end of the first hanging rope is wound around the first guide wheel, and the other end of the second hanging rope is wound around the second guide wheel.

[0031] As one of the preferred embodiments of the present invention, a first clamping assembly is provided on the rope collecting device.

[0032] As one of the preferred embodiments of the present invention, a second clamping assembly is disposed on the first mounting seat and / or a third clamping assembly is disposed on the second mounting seat.

[0033] The beneficial effects of the present invention are as follows: a high-altitude fall prevention device with double insurance, comprising a rope collecting device, a first mounting seat, a second mounting seat, a first hanging rope and a second hanging rope; the rope collecting device is installed on one side of the main transformer; the first mounting seat is installed on one side of the main transformer and is located above the rope collecting device; the second mounting seat is installed on the other side of the main transformer; one end of the first hanging rope is installed on the rope collecting device, and the other end of the first hanging rope is wound around the first mounting seat and mounted on the second mounting seat, for hanging the main hook of the safety belt; one end of the second hanging rope is installed on the rope collecting device, and the other end of the second hanging rope is wound around the first mounting seat and mounted on the second mounting seat, for hanging the auxiliary hook of the safety belt; through the above structure, the main hook and the auxiliary hook of the safety belt can be hung on the two hanging ropes respectively, which greatly improves the safety and meets the use requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0034] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0035] Figure 1 It is a structural schematic diagram of a high altitude fall prevention device with double insurance;

[0036] Figure 2It is an exploded view of a high altitude fall prevention device with double insurance;

[0037] Figure 3 is a cross-sectional view of the rope collecting device;

[0038] Figure 4 for Figure 3 A partial enlarged view of area A. DETAILED DESCRIPTION

[0039] This section will describe in detail the specific embodiments of the present invention. The preferred embodiments of the present invention are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the present invention, but it cannot be understood as a limitation on the scope of protection of the present invention.

[0040] In the description of the present invention, the meaning of "above", "below", "exceed", etc. is not inclusive of the number itself, and the meaning of "above", "below", "within", etc. is inclusive of the number itself. If there is a description of "first" or "second", it is only used to distinguish the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0041] In the description of the present invention, it should be understood that descriptions involving orientations, such as up, down, front, back, left, right, etc., and orientations or positional relationships indicated are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0042] In the present invention, unless otherwise clearly defined, the words "set", "install", "connect" and the like should be understood in a broad sense, for example, they can be directly connected or indirectly connected through an intermediate medium; they can be fixedly connected or detachably connected or integrally formed; they can be mechanically connected; they can be the internal connection of two elements or the interaction relationship between two elements. Those skilled in the art can reasonably determine the specific meanings of the above words in the present invention in combination with the specific content of the technical solution.

[0043] Reference Figures 1 to 4 , a high altitude fall prevention device with double insurance, comprising a rope collecting device 100, a first mounting seat 200, a second mounting seat 300, a first hanging rope and a second hanging rope;

[0044] The rope collecting device 100 is installed on one side of the main transformer;

[0045] The first mounting base 200 is installed on one side of the main transformer and is located above the rope collecting device 100;

[0046] The second mounting base 300 is installed on the other side of the main transformer;

[0047] One end of the first hanging rope is installed on the rope collecting device 100, and the other end of the first hanging rope is wound around the first mounting seat 200 and mounted on the second mounting seat 300, and is used to hang the safety belt main hook;

[0048] One end of the second hanging rope is installed on the rope collecting device 100, and the other end of the second hanging rope is wound around the first mounting seat 200 and installed on the second mounting seat 300, and is used to hang the safety belt auxiliary hook.

[0049] 1) In the present invention, when in use, the rope collecting device 100 is installed on one side of the main transformer, the first mounting seat 200 is installed on one side of the main transformer and is located above the rope collecting device 100, and the second mounting seat 300 is installed on the other side of the main transformer, and then one end of the first hanging rope and one end of the second hanging rope are connected to the rope collecting device 100, and the other end of the first hanging rope is wrapped around the first mounting seat 200 and installed on the second mounting seat 300, and the other end of the second hanging rope is wrapped around the first mounting seat 200 and installed on the second mounting seat 300, so that the first hanging rope and the second hanging rope are suspended above the main transformer; workers install or repair the main transformer by using tools such as ladders. During the installation or repair process, the workers hook the main hook of the safety belt on the first hanging rope and hook the auxiliary hook of the safety belt on the second hanging rope, and then start working.

[0050] 2) In some embodiments, the rope collecting device 100 includes a base body 110, a first wire taking-up drum 120, a second wire taking-up drum 130, a first rope locking assembly 140, a second rope locking assembly 150 and a hand wheel 160; the base body 110 is mounted on one side of the main transformer; the first wire taking-up drum 120 and the second wire taking-up drum 130 are rotatably arranged on the base body 110; the first rope locking assembly 140 is arranged on the base body 110, one end of the first hanging rope is connected to the first wire taking-up drum 120, and the other end of the first hanging rope is passed through the first rope locking assembly 140; the second rope locking assembly 150 is arranged on the base body 110, one end of the second hanging rope is connected to the second wire taking-up drum 130, and the other end of the second hanging rope is passed through the second rope locking assembly 150; the hand wheel 160 is mounted on the base body 110 and connected to the first wire taking-up drum 120 and the second wire taking-up drum 130.

[0051] Specifically, the first hanging rope and the second hanging rope are pulled out from the first take-up drum 120 and the second take-up drum 130 respectively, installed and fixed according to the above connection process, and then locked by the first locking rope assembly 140 and the second locking rope assembly 150 respectively to prevent the hanging ropes from loosening.

[0052] 3)Reference Figure 3-Figure 4In some embodiments, the first locking rope assembly 140 includes a connecting seat 141, a movable seat 142, a clamping rod 143 and a plurality of clamping beads; the connecting seat 141 is mounted on the seat body 110 and is provided with a first clamping position and a second clamping position that can be switched with each other; the movable seat 142 is arranged in the connecting seat 141 and is provided with a locking rope channel 144 and a plurality of through holes 145 connected with the locking rope channel 144; the first hanging rope is passed through the locking rope channel 14 4; the locking rod 143 is installed on the movable seat 142 and is located in the first locking position or the second locking position; the locking bead is installed in the through hole 145 and abuts against the inner side wall of the connecting seat 141; the locking bead can at least partially extend into the locking rope channel 144 through the through hole 145 when the locking rod 143 is locked in the first locking position to press against the first hanging rope; or, the locking bead can be withdrawn from the locking rope channel 144 when the locking rod 143 is locked in the second locking position to release the abutment against the first hanging rope.

[0053] Specifically, after the other end of the first hanging rope is pulled out from the first take-up drum 120, it passes through the rope locking channel 144 from bottom to top and passes through the top of the connecting seat 141. When the rope is not locked, the clamping rod 143 is in the second clamping position, and the clamping bead moves outward, and does not abut against the first hanging rope in the rope locking channel 144 or the abutting force is insufficient to lock the first hanging rope; when the rope needs to be locked, the clamping rod 143 is operated to enter the first clamping position, and the movable seat 142 pushes the clamping bead in the through hole 145, so that at least part of the clamping bead extends into the rope locking channel 144, so that the clamping bead presses against the first hanging rope in the rope locking channel 144, thereby locking and fixing the first hanging rope.

[0054] 4)Reference Figure 3-Figure 4 In some embodiments, a downwardly opening inclined surface 400 is provided on the inner side wall of the connecting seat 141, and the card bead can at least partially extend into the lock rope channel 144 when it abuts against the inclined surface 400, or be pulled out of the lock rope channel 144 when it is separated from the inclined surface 400; the card bead is pushed into the lock rope channel 144 through the through hole 145 by the cooperation between the inclined surface 400 and the card bead.

[0055] 5)Reference Figure 1-Figure 4In some embodiments, a high-altitude fall prevention device with double insurance further includes a first L-shaped groove 510 and a second L-shaped groove 520 arranged on both sides of the connecting seat 141, and the long side of the first L-shaped groove 510 and the long side of the second L-shaped groove 520 are arranged along the height direction of the connecting seat 141 to form a first clamping position; the short side of the first L-shaped groove 510 and the short side of the second L-shaped groove 520 are arranged opposite to each other in the circumferential direction of the connecting seat 141 to form a second clamping position; specifically, the clamping rod 143 extends to the connecting seat The two sides of 141 make one end of the card rod 143 extend into the first L-shaped groove 510, and the other end of the card rod 143 extends into the second L-shaped groove 520. Specifically, when the two ends of the card rod 143 respectively extend into the long side of the first L-shaped groove 510 and the long side of the second L-shaped groove 520, the first locking rope assembly 140 is in a locked state; when the two ends of the card rod 143 respectively extend into the short side of the first L-shaped groove 510 and the short side of the second L-shaped groove 520, the first locking rope assembly 140 is in an unlocked state.

[0056] 6)Reference Figure 1-Figure 4 In some embodiments, a limit assembly 600 is provided between the handwheel 160 and the seat body 110 for limiting the relative rotation between the handwheel 160 and the seat body 110; preferably, the limit assembly 600 includes a ratchet 610 provided on the seat body 110 and connected to the handwheel 160 and a pawl 620 provided on the seat body 110 and abutting against the ratchet 610.

[0057] 7)Reference Figure 1-Figure 2 In some embodiments, a first guide wheel 210 and a second guide wheel 220 are provided on the first mounting seat 200, and the other end of the first hanging rope is wound around the first guide wheel 210, and the other end of the second hanging rope is wound around the second guide wheel 220; by providing the first guide wheel 210 and the second guide wheel 220, guidance is provided for the first hanging rope and the second hanging rope respectively, and the first hanging rope and the second hanging rope are also made to slide more smoothly.

[0058] 8)Reference Figure 1-Figure 2 In some embodiments, a first clamping assembly 710 is provided on the rope collecting device 100; a second clamping assembly 720 is provided on the first mounting seat 200 and / or a third clamping assembly 730 is provided on the second mounting seat 300; the rope collecting device 100, the second clamping assembly 720 and the second mounting seat 300 are quickly installed on the support column through the clamping assembly.

[0059] 9) The advantages of the present invention are: through the above structure, the main hook and the auxiliary hook of the safety belt can be hung on two hanging ropes respectively, which greatly improves the safety and meets the use requirements.

[0060] Of course, the present invention is not limited to the above-mentioned embodiments, and those skilled in the art may make equivalent modifications or substitutions without violating the spirit of the present invention. These equivalent modifications and substitutions are all included in the scope defined by the claims of this application.

Claims

1. A high altitude fall prevention device with double insurance, characterized in that: It comprises a rope collecting device (100), a first mounting seat (200), a second mounting seat (300), a first hanging rope and a second hanging rope; The rope collecting device (100) is installed on one side of the main transformer; The first mounting seat (200) is installed on one side of the main transformer and is located above the rope collecting device (100); The second mounting seat (300) is installed on the other side of the main transformer; One end of the first hanging rope is installed on the rope collecting device (100), and the other end of the first hanging rope is wound around the first mounting seat (200) and installed on the second mounting seat (300) for hanging the main hook of the safety belt; One end of the second hanging rope is mounted on the rope collecting device (100), and the other end of the second hanging rope is wound around the first mounting seat (200) and mounted on the second mounting seat (300) for hanging the safety belt auxiliary hook.

2. A high altitude fall prevention device with double insurance according to claim 1, characterized in that: The rope collecting device (100) comprises a seat body (110), a first rope collecting drum (120), a second rope collecting drum (130), a first rope locking assembly (140), a second rope locking assembly (150) and a hand wheel (160); The seat body (110) is installed on one side of the main transformer; The first wire take-up reel (120) and the second wire take-up reel (130) are rotatably disposed on the base body (110); The first rope locking assembly (140) is arranged on the base (110), one end of the first hanging rope is connected to the first take-up drum (120), and the other end of the first hanging rope is passed through the first rope locking assembly (140); The second rope locking assembly (150) is arranged on the base (110), one end of the second hanging rope is connected to the second take-up drum (130), and the other end of the second hanging rope is passed through the second rope locking assembly (150); The hand wheel (160) is mounted on the base (110) and is connected to the first wire take-up reel (120) and the second wire take-up reel (130).

3. A high altitude fall prevention device with double insurance according to claim 2, characterized in that: The first locking rope assembly (140) comprises a connecting seat (141), a movable seat (142), a locking rod (143) and a plurality of locking beads; The connecting seat (141) is mounted on the seat body (110) and is provided with a first latching position and a second latching position which can be switched with each other; The movable seat (142) is arranged in the connecting seat (141) and is provided with a rope locking channel (144) and a plurality of through holes (145) communicating with the rope locking channel (144), and the first hanging rope is passed through the rope locking channel (144); The clamping rod (143) is mounted on the movable seat (142) and is located in the first clamping position or the second clamping position; The clamping bead is installed in the through hole (145) and abuts against the inner side wall of the connecting seat (141); The locking bead can at least partially extend into the rope locking channel (144) through the through hole (145) when the locking rod (143) is locked in the first locking position to press against the first hanging rope; or, the locking bead can be withdrawn from the rope locking channel (144) when the locking rod (143) is locked in the second locking position to release the contact with the first hanging rope.

4. A high altitude fall prevention device with double insurance according to claim 3, characterized in that: The inner side wall of the connecting seat (141) is provided with an inclined surface (400) with an opening facing downwards, and the locking bead can at least partially extend into the locking rope channel (144) when it abuts against the inclined surface (400), or can be pulled out of the locking rope channel (144) when it is separated from the inclined surface (400).

5. The high altitude fall prevention device with double insurance according to claim 3 is characterized in that: It also includes a first L-shaped groove (510) and a second L-shaped groove (520) respectively arranged on both sides of the connecting seat (141), wherein the long side of the first L-shaped groove (510) and the long side of the second L-shaped groove (520) are arranged along the height direction of the connecting seat (141) to form the first clamping position; and the short side of the first L-shaped groove (510) and the short side of the second L-shaped groove (520) are arranged opposite to each other in the circumferential direction of the connecting seat (141) to form the second clamping position.

6. A high altitude fall prevention device with double insurance according to claim 2, characterized in that: A limit assembly (600) is provided between the hand wheel (160) and the seat body (110) for limiting the relative rotation between the hand wheel (160) and the seat body (110).

7. A high altitude fall prevention device with double insurance according to claim 6, characterized in that: The limiting assembly (600) comprises a ratchet (610) disposed on the seat (110) and connected to the hand wheel (160), and a ratchet pawl (620) disposed on the seat (110) and abutting against the ratchet (610).

8. The high altitude fall prevention device with double insurance according to claim 1, characterized in that: A first guide wheel (210) and a second guide wheel (220) are provided on the first mounting seat (200); the other end of the first hanging rope is wound around the first guide wheel (210), and the other end of the second hanging rope is wound around the second guide wheel (220).

9. The high altitude fall prevention device with double insurance according to claim 1, characterized in that: The rope collecting device (100) is provided with a first clamping assembly (710).

10. The high altitude fall prevention device with double insurance according to claim 1, characterized in that: A second clamping assembly (720) is arranged on the first mounting seat (200) and / or a third clamping assembly (730) is arranged on the second mounting seat (300).

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