CN216971821U

CN216971821U - Standard knot with high connection and use safety performance

Info

Publication number: CN216971821U
Application number: CN202220399516.8U
Authority: CN
Inventors: 金晓春; 王魏; 陆彩虹; 董国; 黄亚男; 黄春勇
Original assignee: Jiangsu Jiuhe Machinery Co ltd
Current assignee: Jiangsu Jiuhe Machinery Co ltd
Priority date: 2022-02-27
Filing date: 2022-02-27
Publication date: 2022-07-15
Anticipated expiration: 2032-02-27

Abstract

The utility model belongs to the technical field of constructional engineering, and discloses a standard knot with high connection and use safety performance, which comprises a first standard knot and a second standard knot, wherein mounting rings are fixedly mounted on two sides of the first standard knot and the second standard knot, threaded rods are movably sleeved in the mounting rings, and mounting plates are movably sleeved on the outer surfaces of the threaded rods. According to the utility model, through arranging the mounting plate, the threaded rod, the nut, the flexible spring and the support plate, due to the matching of the threaded rod and the nut, the mounting plate can play a positioning effect, so that the mounting plate can clamp the two mounting rings, thereby fixing the first standard knot and the second standard knot, at the moment, because the flexible spring is in a compressed state, an elastic force can be applied to the movable block, and the support plate is driven to extrude the first standard knot and the second standard knot through the matching of the support plate and the first standard knot and the second standard knot.

Description

Standard knot with high connection and use safety performance

Technical Field

The utility model belongs to the technical field of constructional engineering, and particularly relates to a standard knot with high connection and use safety performance.

Background

The standard knot of the tower crane plays an important role in mechanical equipment such as cranes, tower cranes and elevators, and a qualified standard knot not only can improve the stability of the cranes, but also can obviously improve the safety performance and the working efficiency of the tower cranes and the tower cranes, and even can achieve the effect of achieving twice the result with half the effort.

At present, often can need to use the standard festival in equipment such as tower crane, and current standard festival is at the in-process of in-service use, though can realize the basic effect that plays the support to equipment, but because all form through the bolt fastening between the standard festival usually, and when equipment operation or operating personnel scrambled, vibrations take place easily between the standard festival this moment, and its bolt takes place to become flexible easily after a long time, and then has reduced its security performance.

Simultaneously, when operating personnel utilized the inside cat ladder of standard festival to climb upwards, because it does not possess the place that supplies operating personnel to take a rest, if operating personnel's physical strength is not enough then can only stand in situ and stop the rest this moment, and then make operating personnel's physical strength resume the speed slower, brought inconvenience for operating personnel, consequently need improve it.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provides a standard knot with high connection and use safety performance, and the standard knot has the advantages of high safety performance and convenience for operators to have a rest.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a connect standard festival that safety in utilization performance is high, includes first standard festival and second standard festival, the equal fixed mounting in both sides of first standard festival and second standard festival has the collar, the threaded rod has been cup jointed in the inside activity of collar, the mounting panel has been cup jointed in the surface activity of threaded rod, the nut has been cup jointed to the surface of threaded rod, the inside fixed mounting of mounting panel has the dead lever, movable block and flexible spring have been cup jointed in proper order from inside to outside to the surface of dead lever, flexible spring's quantity is two, two fixedly connected with backup pad between the flexible spring.

As a preferred technical scheme of the utility model, the inside of the first standard knot and the second standard knot is fixedly provided with the crawling ladder, the right side of the front surface of the crawling ladder is fixedly provided with the round shaft, the outer surface of the round shaft is movably sleeved with the movable chair, the inside of the movable chair is fixedly provided with the round rod, the outer surface of the round rod is sequentially and movably sleeved with the movable block and the rigid spring from left to right, the left end of the movable block is fixedly provided with the limiting shaft, and due to the design of the movable chair, the movable chair can rotate along the outer surface of the round shaft through the matching of the round shaft and the movable chair, so that the movable chair can be conveniently stored, and the occupied space of the movable chair can be reduced.

As a preferable technical scheme, the mounting plates are L-shaped and are movably connected with the first standard knot, and due to the design of the mounting plates, the two mounting plates can be driven to clamp the mounting rings through the matching between the threaded rods and the nuts, so that the first standard knot and the second standard knot can be positioned.

As a preferred technical solution of the present invention, two ends of the flexible spring are respectively fixedly connected to the movable block and the mounting plate, and the support plate is movably connected to the first standard knot and the second standard knot, and due to the design of the flexible spring, the movable block has a good elastic return performance, and at this time, the flexible spring is in a compressed state, so that an elastic force is applied to the movable block, and the support plate can be driven by the movable block, so that the support plate can support the first standard knot and the second standard knot, and the first standard knot and the second standard knot can be damped by the flexible spring, thereby improving the stability of the flexible spring.

According to a preferable technical scheme, the round holes are formed in the surface of the crawling ladder, the limiting shaft is movably sleeved with the crawling ladder, and due to the design of the limiting shaft, the moving block can move left and right along the outer surface part of the round rod through the matching of the moving block and the round rod, so that the limiting shaft can be driven to enter the inside of the crawling ladder through the matching of the limiting shaft and the crawling ladder to limit the movable chair.

As a preferable technical solution of the present invention, the movable chair is trapezoidal, and both ends of the stiff spring are respectively fixedly connected to the moving block and the movable chair, and due to the design of the stiff spring, the moving block has good elastic return performance, and at this time, the stiff spring is in a compressed state, so that an elastic force is applied to the moving block, and the matching between the limit shaft and the ladder stand can be made more tight.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, by arranging the mounting plate, the threaded rod, the nut, the flexible spring and the support plate, due to the matching of the threaded rod and the nut, the mounting plate can play a positioning effect, so that the mounting plate can clamp the two mounting rings, and the first standard knot and the second standard knot can be fixed.

2. According to the utility model, the round shaft, the movable chair, the rigid spring and the limiting shaft are arranged, the movable chair can rotate along the outer surface of the round shaft due to the matching of the round shaft and the movable chair, when the movable chair rotates to a horizontal state, the rigid spring is in a compressed state, so that an elastic force is applied to the moving block, the limiting shaft is driven to enter the inside of the ladder stand and position the movable chair through the matching between the limiting shaft and the ladder stand, and further, an operator can conveniently have a rest through the movable chair.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the top of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2A;

FIG. 4 is a schematic cross-sectional view of the top of the present invention;

fig. 5 is a schematic view of a portion of the enlarged structure at B in fig. 4 according to the present invention.

In the figure: 1. a first standard section; 2. a second standard section; 3. a mounting ring; 4. mounting a plate; 5. a threaded rod; 6. a nut; 7. fixing the rod; 8. a movable block; 9. a flexible spring; 10. a support plate; 11. climbing a ladder; 12. a circular shaft; 13. a movable chair; 14. a round bar; 15. a moving block; 16. a rigid spring; 17. and a limiting shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 5, the utility model provides a standard knot with high connection and use safety performance, which comprises a first standard knot 1 and a second standard knot 2, wherein both sides of the first standard knot 1 and the second standard knot 2 are fixedly provided with mounting rings 3, a threaded rod 5 is movably sleeved inside the mounting rings 3, a mounting plate 4 is movably sleeved on the outer surface of the threaded rod 5, a nut 6 is sleeved on the outer surface of the threaded rod 5, a fixing rod 7 is fixedly arranged inside the mounting plate 4, a movable block 8 and a flexible spring 9 are sequentially and movably sleeved on the outer surface of the fixing rod 7 from inside to outside, the number of the flexible springs 9 is two, and a support plate 10 is fixedly connected between the two flexible springs 9.

Wherein, the inside fixed mounting of first standard festival 1 and second standard festival 2 has cat ladder 11, the positive right side fixed mounting of cat ladder 11 has round axle 12, movable chair 13 has been cup jointed in the surface activity of round axle 12, the inside fixed mounting of movable chair 13 has round bar 14, the movable block 15 and stiff spring 16 have been cup jointed in proper order from left to right in the surface of round bar 14, the left end fixed mounting of movable block 15 has spacing axle 17, because movable chair 13's design, through the cooperation of round axle 12 with movable chair 13, make movable chair 13 can rotate along the surface of round axle 12, thereby can conveniently accomodate movable chair 13, make reduce its occupation space.

Wherein, mounting panel 4's shape is L shape, and

mounting panel

4 and 1 swing joint of first standard festival are owing to mounting panel 4's design, through the cooperation between threaded rod 5 and the nut 6 for can drive two mounting panels 4 and carry out the centre gripping to collar 3, thereby can fix a position first standard festival 1 and second standard festival 2.

Wherein, the both ends of flexible spring 9 respectively with movable block 8 and mounting panel 4 fixed connection, backup pad 10 and first standard festival 1 and the 2 swing joint of second standard festival, because flexible spring 9's design, make movable block 8 have good elasticity reset performance, flexible spring 9 is compression state this moment, consequently can apply an elasticity to movable block 8, thereby can drive backup pad 10 through movable block 8, make backup pad 10 can save 1 and the second standard festival 2 supporting role to first standard, and then can save 1 and the second standard festival 2 shock attenuation through flexible spring 9, make its stability improved.

Wherein, the surface of cat ladder 11 is equipped with the round hole, and spacing axle 17 cup joints with cat ladder 11 activity, because spacing axle 17's design, through the cooperation of movable block 15 with round bar 14 for movable block 15 can remove about the surface spare of round bar 14, thereby can drive spacing axle 17 and get into the inside of cat ladder 11 and carry on spacingly to the movable chair 13 through the cooperation of spacing axle 17 with cat ladder 11.

The movable chair 13 is trapezoidal, two ends of the rigid spring 16 are respectively fixedly connected with the moving block 15 and the movable chair 13, due to the design of the rigid spring 16, the moving block 15 has good elastic resetting performance, and at the moment, the rigid spring 16 is in a compression state, so that an elastic force can be applied to the moving block 15, and the matching between the limiting shaft 17 and the crawling ladder 11 is more tight.

The working principle and the using process of the utility model are as follows:

firstly, an operator can sleeve the mounting plates 4 at the two ends of the mounting ring 3, and then the threaded rod 5 can penetrate through the mounting plates 4 through the matching of the threaded rod 5 and the mounting plates 4, meanwhile, due to the matching of the screw cap 6 and the threaded rod 5, an operator can play a positioning effect on the mounting plate 4 by rotating the screw cap 6, so that the mounting plate 4 can clamp the two mounting rings 3, so that the first standard knot 1 and the second standard knot 2 can be fixed, at the moment, because the flexible spring 9 is in a compressed state, therefore, an elastic force is applied to the movable block 8, so that the support plate 10 is driven to extrude the first standard knot 1 and the second standard knot 2 through the matching between the support plate 10 and the first standard knot 1 and the second standard knot 2, the first standard knot 1 and the second standard knot 2 can be buffered, so that the safety performance of the device is improved;

afterwards, when the operator needs to have a rest in the climbing process, the operator can pull the movable block 15 to drive the limiting shaft 17 to be separated from the inside of the crawling ladder 11 and release the limiting on the movable chair 13, so that the operator can drive the movable chair 13 to rotate along the outer surface of the circular shaft 12 through the cooperation of the movable chair 13 and the circular shaft 12, when the movable chair 13 rotates to the horizontal state, the operator can loosen the movable block 15, at this time, because the rigid spring 16 is in a compression state, an elastic force can be applied to the movable block 15, so that the movable chair 13 can be positioned through the cooperation between the limiting shaft 17 and the crawling ladder 11, the limiting shaft 17 is driven to enter the inside of the crawling ladder 11, and the operator can conveniently have a rest through the movable chair 13.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A standard knot with high connection use safety performance comprises a first standard knot (1) and a second standard knot (2), and is characterized in that: the equal fixed mounting in both sides of first standard festival (1) and second standard festival (2) has collar (3), threaded rod (5) have been cup jointed in the inside activity of collar (3), mounting panel (4) have been cup jointed in the surface activity of threaded rod (5), nut (6) have been cup jointed to the surface of threaded rod (5), the inside fixed mounting of mounting panel (4) has dead lever (7), movable block (8) and flexible spring (9) have been cup jointed from inside to outside in proper order to the surface of dead lever (7), the quantity of flexible spring (9) is two, two fixedly connected with backup pad (10) between flexible spring (9).

2. A standard knot with high connection safety performance according to claim 1, characterized in that: the inside fixed mounting of first standard festival (1) and second standard festival (2) has cat ladder (11), the positive right side fixed mounting of cat ladder (11) has round axle (12), movable chair (13) have been cup jointed in the surface activity of round axle (12), the inside fixed mounting of activity chair (13) has round bar (14), the surface of round bar (14) from left to right has movably cup jointed movable block (15) and rigid spring (16) in proper order, the left end fixed mounting of movable block (15) has spacing axle (17).

3. A standard knot with high connection safety performance according to claim 1, characterized in that: the shape of mounting panel (4) is L shape, mounting panel (4) and first standard festival (1) swing joint.

4. A standard knot with high connection safety performance according to claim 1, characterized in that: the both ends of flexible spring (9) respectively with movable block (8) and mounting panel (4) fixed connection, backup pad (10) and first standard festival (1) and second standard festival (2) swing joint.

5. A standard knot with high connection safety performance according to claim 2, characterized in that: the surface of the ladder stand (11) is provided with a round hole, and the limiting shaft (17) is movably sleeved with the ladder stand (11).

6. A standard knot with high connection safety performance according to claim 2, characterized in that: the movable chair (13) is trapezoidal, and two ends of the rigid spring (16) are respectively fixedly connected with the movable block (15) and the movable chair (13).