CN114135091B

CN114135091B - Double-anti-falling pendulum gravity self-resetting linkage type falling protector

Info

Publication number: CN114135091B
Application number: CN202111516799.6A
Authority: CN
Inventors: 方正; 张睿; 秦武; 方延春
Original assignee: Hubei Shansi Engineering Technology Co ltd
Current assignee: Hubei Shansi Engineering Technology Co ltd
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2023-05-09
Anticipated expiration: 2041-12-13
Also published as: CN114135091A

Abstract

The invention belongs to the technical field of attached lifting scaffold accessories, and discloses a double-anti-falling pendulum type gravity self-resetting linkage type falling protector, which solves the problem that the falling protector in the current market is composed of a single falling-preventing pendulum block and a triggering pendulum block, so that although a certain falling-preventing effect can be achieved, when the falling protector is installed on site, the gap deviation is too large, and the triggering failure is caused easily; the problem that the gap is too small to reset by gravity, the whole device is blocked when the device descends, and the safety is low is easily caused; the anti-falling swing block is arranged in the middle of the upper guide seat piece through a rotating shaft; the anti-falling device has the beneficial effects that through the dual linkage anti-falling of the anti-falling pendulum block and the anti-falling clock pendulum, whether the anti-falling device ascends or descends, the anti-falling device always has a heavy anti-falling effect, is in an effective anti-falling state in real time, greatly improves the anti-falling safety, thoroughly avoids the safety air test of the triggering failure caused by the gap deviation of part of anti-falling systems.

Description

Double-anti-falling pendulum gravity self-resetting linkage type falling protector

Technical Field

The invention relates to the technical field of attached lifting scaffold accessories, in particular to a double-anti-falling pendulum type gravity self-resetting linkage type falling protector.

Background

The climbing frame is called a lifting frame, is a novel scaffold system developed in recent years, and is mainly applied to high-rise shear wall type building plates; it can climb up or down along the building; this system allows a complete improvement of the scaffold technology: firstly, the frame does not need to be turned over; secondly, the disassembly and assembly procedures of the scaffold are avoided, the scaffold is not limited by the height of the building, and the manpower and materials are greatly saved.

The existing falling protector in the market is composed of a single falling-preventing swing block and a triggering swing block, so that although a certain falling-preventing effect can be achieved, excessive gap deviation is easy to occur during field installation, and triggering failure is caused; and gap deviation is easy to occur and too small, so that the device cannot reset by gravity, and is integrally clamped during descending, so that the safety is low.

Disclosure of Invention

The invention provides a double-anti-falling pendulum type gravity self-resetting linkage type anti-falling device, which solves the problem that the anti-falling device in the current market is composed of a single anti-falling pendulum block and a trigger pendulum block, so that a certain anti-falling effect can be achieved, but when the anti-falling device is installed on site, the gap deviation is too large, and the trigger failure is caused easily; and the problem that the gap deviation is too small, so that the reset cannot be carried out by gravity, and the whole device is blocked when the device descends, so that the safety is low is easily caused.

The technical scheme of the invention is realized as follows: the utility model provides a two prevent weighing down pendulum type gravity self-resetting linkage type safety hook, includes the guide holder upper plate, the safety hook is installed through the pivot in guide holder upper plate middle part, safety hook bottom one side articulates there is the trigger pendulum, the safety hook is installed through the bearing in the position department below safety hook middle part in the guide holder upper plate middle part, the safety hook is swung one side and is prevented weighing down and swing the swing bottom opposite side between the rotation and be connected with the pendulum pull rod.

Preferably, an adjusting groove is formed in the middle of the swing block pull rod and close to one end of the anti-falling pendulum so as to adjust the position relationship between the anti-falling pendulum block and the anti-falling pendulum.

Preferably, the middle part of the guide seat upper piece is fixed with a guide seat fixing piece which can limit the rotation of the anti-falling swing block at the upper position of the rear part of the anti-falling swing block so as to strengthen the limit function of the anti-falling swing block, and the top of the guide seat fixing piece penetrates through the front end and the rear end to be provided with threaded holes, so that the installation is convenient.

Preferably, the side pieces are arranged on the front side and the rear side of the middle part of the upper piece of the guide seat, the guide rail is arranged between the side pieces, and the idler wheels are fixed at the contact positions of the inner sides of the side pieces and the guide rail, so that the upper piece of the guide seat can be used normally.

Preferably, the side sheet comprises a side sheet main body and a side sheet support, and the side sheet support is fixed in the side sheet main body.

Preferably, the number of the rollers is four, the four rollers are uniformly distributed on two sides of the upper sheet of the guide seat, friction is reduced, and long-term use is facilitated.

Preferably, a reset spring is connected between the top of the triggering swing block and one side of the bottom end of the anti-falling swing block, so that the position relationship between the triggering swing block and the anti-falling swing block is kept, and the use is more convenient.

Preferably, the upper part of the anti-falling pendulum is a connecting block, the lower part of the anti-falling pendulum is a semicircular plate, the weight of the semicircular plate is larger than that of the connecting block, and the integral bell-type swing of the anti-falling pendulum is facilitated by the fact that the weight of the semicircular plate is larger than that of the connecting block.

The beneficial effects of the invention are as follows: in the ascending process, the anti-falling pendulum block is lifted to drive the anti-falling pendulum to rotate through the pendulum block pull rod, and the anti-falling pendulum is automatically reset under the action of gravity, so that the anti-falling pendulum is always in an anti-falling state, when the guide rail is initially contacted with the trigger pendulum block in the descending process, the anti-falling pendulum block is in an effective anti-falling state, then the trigger pendulum block moves downwards along with the guide rail and drives the anti-falling pendulum block to rotate, and the linkage anti-falling pendulum block is in an anti-falling state, the trigger pendulum block is released, the anti-falling pendulum block is reset, the anti-falling pendulum is in the effective anti-falling state under the action of gravity, the anti-falling pendulum block is blocked into an anti-falling groove on the guide rail under the action of gravity, and the two linkages of the anti-falling pendulum block and the anti-falling pendulum block are always in an effective anti-falling state no matter in ascending operation and descending operation, so that the anti-falling safety is greatly improved, and part of the anti-falling system is prevented from being caused by gap deviation.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a side view of FIG. 1 of the present invention;

FIG. 3 is a semi-sectional view taken along line A-A of FIG. 2 in accordance with the present invention;

FIG. 4 is a schematic view of the rail mounted structure of the present invention;

FIG. 5 is a side view of FIG. 4 in accordance with the present invention;

fig. 6 is a semi-sectional view taken along line B-B of fig. 5 in accordance with the present invention.

In the figure: 1. the guide seat is provided with a piece; 2. a guide holder fixing member; 3. anti-falling swing block; 4. anti-falling pendulum; 5. a swinging block pull rod; 6. triggering a swinging block; 7. a side panel; 8. a roller; 9. and a guide rail.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

1-3, a dual anti-falling pendulum gravity self-resetting linkage type anti-falling device comprises a guide seat upper piece 1, wherein an anti-falling pendulum block 3 is installed in the middle of the guide seat upper piece 1 through a rotating shaft, a triggering pendulum block 6 is hinged to one side of the bottom end of the anti-falling pendulum block 3, an anti-falling pendulum 4 is installed at the position below the anti-falling pendulum block 3 in the middle of the guide seat upper piece 1 through a bearing, a pendulum block pull rod 5 is rotatably connected between one side of the anti-falling pendulum block 4 and the other side of the bottom end of the anti-falling pendulum block 3, in the ascending process, the anti-falling pendulum block 3 ascends and drives the anti-falling pendulum block 4 to rotate through the pendulum block pull rod 5, and the anti-falling pendulum block 4 automatically resets by self gravity, so that the anti-falling pendulum block 4 is always in an anti-falling state, when the anti-falling pendulum block 6 is triggered in the initial contact, the anti-falling pendulum block 6 is in an effective anti-falling state, the anti-falling pendulum block 6 is driven to rotate, and the linkage anti-falling pendulum block 4 is in the anti-falling state, and the anti-falling pendulum block 4 is in the reset state due to the effect.

Referring to fig. 1-6, an adjusting groove is formed in the middle of the swing block pull rod 5 near one end of the anti-falling pendulum 4, so as to adjust the position relationship between the anti-falling swing block 3 and the anti-falling pendulum 4; the middle part of the guide seat upper piece 1 is fixed with a guide seat fixing piece 2 which can limit the rotation of the anti-falling swing block 3 at the upper position of the rear part of the anti-falling swing block 3 so as to strengthen the limit function of the anti-falling swing block 3, and the top of the guide seat fixing piece 2 is provided with threaded holes penetrating through the front end and the rear end so as to be convenient to install; the front side and the rear side of the middle part of the upper guide plate 1 are respectively provided with a side plate 7, a guide rail 9 is arranged between the side plates 7, and idler wheels 8 are fixed at the contact positions of the inner sides of the side plates 7 and the guide rails 9 so as to facilitate the normal use of the upper guide plate 1; the side piece 7 comprises a side piece main body and a side piece support, and the side piece support is fixed in the side piece main body; the number of the rollers 8 is four, the four rollers 8 are uniformly distributed on the two sides of the upper sheet 1 of the guide seat, friction is reduced, and long-term use is facilitated; a reset spring is connected between the top of the trigger swing block 6 and one side of the bottom end of the anti-falling swing block 3, so that the position relationship between the trigger swing block 6 and the anti-falling swing block 3 is kept, and the use is more convenient; the anti-falling pendulum 4 is characterized in that the upper part of the anti-falling pendulum 4 is provided with a connecting block, the lower part of the anti-falling pendulum 4 is provided with a semicircular plate, the weight of the semicircular plate is larger than that of the connecting block, and the integral bell-shaped swing of the anti-falling pendulum 4 is facilitated through the fact that the weight of the semicircular plate is larger than that of the connecting block.

Working principle: in the ascending process, the anti-falling pendulum block 3 is lifted to drive the anti-falling pendulum 4 to rotate through the pendulum block pull rod 5, and the anti-falling pendulum 4 is automatically reset by the gravity of the anti-falling pendulum 4, so that the anti-falling pendulum 4 is always in an anti-falling state, when the guide rail 9 initially contacts the trigger pendulum block 6 in the descending process, the anti-falling pendulum 4 is in an effective anti-falling state, then the trigger pendulum block 6 moves downwards along with the guide rail 9 and drives the anti-falling pendulum block 3 to rotate, the linkage anti-falling pendulum 4 is in an anti-falling state, the trigger pendulum block 6 is released, the anti-falling pendulum block 3 is reset, the anti-falling pendulum 4 is in the effective anti-falling state due to the action of gravity, and the anti-falling pendulum 4 is blocked into an anti-falling groove on the guide rail 9 under the action of gravity, so that the anti-falling state is always in an effective anti-falling state through the linkage anti-falling pendulum block 3 and the anti-falling pendulum 4, no matter the ascending operation and the falling operation are carried out, the anti-falling state is greatly improved, and the anti-falling safety is thoroughly avoided due to the fact that a part of the trigger system is prevented from losing the effect due to the effect of the trigger gap.

The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.

Claims

1. The utility model provides a two anti-falling pendulum type gravity is from restoration linkage type safety hook, includes guide holder upper plate (1), guide holder upper plate (1) middle part is installed through the pivot and is prevented falling pendulum piece (3), it articulates to prevent falling pendulum piece (3) bottom one side has trigger pendulum piece (6), a serial communication port, guide holder upper plate (1) middle part is located anti-falling pendulum piece (3) below position department and installs anti-falling pendulum (4) through the bearing, it is connected with pendulum pull rod (5) to prevent falling between pendulum (4) one side and anti-falling pendulum piece (3) bottom opposite side rotation, guide holder upper plate (1) middle part is located anti-falling pendulum piece (3) rear portion top position department and is fixed with guide holder mounting (2) that can carry out spacing to the rotation of anti-falling pendulum piece (3), threaded hole is seted up at both ends around guide holder mounting (2) top run through, anti-falling pendulum (4) upper portion is the connecting block, anti-falling pendulum (4) lower part is the weight of the semicircular plate is big when falling into the safety hook groove (4), can be gone into in the semicircular plate.

2. The double-falling-prevention pendulum gravity self-resetting linkage type falling protector according to claim 1, wherein an adjusting groove is formed in the middle of the pendulum block pull rod (5) near one end of the falling-prevention pendulum (4).

3. The double-anti-falling pendulum type gravity self-resetting linkage type falling protector according to claim 1, wherein side pieces (7) are arranged on the front side and the rear side of the middle of the upper guide piece (1), a guide rail (9) is arranged between the side pieces (7), and rollers (8) are fixed at the contact positions of the inner sides of the side pieces (7) and the guide rail (9).

4. A double fall protection pendulum gravity self-resetting linkage type fall protector according to claim 3, wherein the side piece (7) comprises a side piece main body and a side piece support, and the side piece support is fixed inside the side piece main body.

5. A double anti-falling pendulum gravity self-resetting linkage type falling protector according to claim 3, wherein the number of the rollers (8) is four, and the four rollers (8) are uniformly distributed on two sides of the upper sheet (1) of the guide seat.

6. The double-falling-prevention pendulum gravity self-resetting linkage type falling protector according to claim 1, wherein a reset spring is connected between the top of the trigger pendulum block (6) and one side of the bottom end of the falling-prevention pendulum block (3).