CN223032849U

CN223032849U - Counterweight-adjustable lifting hook suitable for floor rocker arm holding pole

Info

Publication number: CN223032849U
Application number: CN202422230729.XU
Authority: CN
Inventors: 姚斌
Original assignee: YANGZHOU GUODIAN TONGYONG MANUFACTURING CO LTD
Current assignee: YANGZHOU GUODIAN TONGYONG MANUFACTURING CO LTD
Priority date: 2024-09-12
Filing date: 2024-09-12
Publication date: 2025-06-27
Anticipated expiration: 2034-09-12

Abstract

The utility model discloses a counterweight adjustable lifting hook suitable for a floor rocker arm holding pole, which relates to the technical field of construction of power transmission line engineering iron towers, in particular to a counterweight adjustable lifting hook suitable for the floor rocker arm holding pole, comprising a lifting appliance mechanism and a counterweight assembly, wherein the lifting appliance mechanism comprises a counterweight assembly, a counterweight assembly and a counterweight assembly, wherein the counterweight assembly comprises limiting brackets arranged at the front end and the rear end of the top of a bottom plate, four mounting grooves are formed in the upper end of the interior of the limiting brackets, four limiting grooves are formed in the lower end of the interior of the limiting brackets, the limiting grooves are communicated with the mounting grooves, a top plate is arranged between the tops of the limiting brackets at the front end and the rear end of the limiting brackets, a plurality of counterweight blocks are arranged in the interior of the limiting brackets, and clamping grooves are formed at the front end and the rear end of the outer wall of the counterweight blocks and are matched with the limiting grooves; through inserting the balancing weight in the mounting groove on the spacing at both ends around, loosen the balancing weight again and make it fall into in the spacing groove, simultaneously, the draw-in groove card is on the spacing groove, avoids the balancing weight to pack into the back and produces to rock.

Description

Counterweight-adjustable lifting hook suitable for floor rocker arm holding pole

Technical Field

The utility model relates to the technical field of construction of power transmission line engineering iron towers, in particular to a counterweight adjustable lifting hook suitable for a floor rocker arm holding pole.

Background

The traditional rocker arm pole-holding lifting hook is of fixed weight, when an iron tower is lifted, the weight of the lifting hook can meet the requirement, along with the increasing height of a pole tower structure of a power transmission line, when the lifting height exceeds a certain height, the moment of a pulley block to a support is smaller than the moment of a luffing rope to the support, instability in the process of arm collection of the rocker arm can be caused, and the rocker arm can automatically close the arm, so that danger is brought to constructors;

Through checking the publication number: CN219636721U discloses a weight adjustable lifting hook suitable for a floor rocker arm holding pole, in which a weight adjustable lifting hook suitable for a floor rocker arm holding pole is disclosed. The lifting hook comprises a lifting hook main body, wherein the lifting hook main body comprises a running pulley, counterweight components for adjusting the weight of the running pulley are arranged at the side walls of two ends of the running pulley, and the running pulley is provided with a lifting hook hinged with the running pulley;

according to the technical scheme, the weight of the lifting hook is increased by placing the plurality of weight plates, however, the weight plates are required to be placed front and back each time when being added each time, so that balance and stability are achieved, and due to the fact that the weight plates are limited front and back, shaking is easy to occur after the weight plates are placed, the stability of the lifting hook is possibly affected, and the safety of operation is possibly threatened.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides a counterweight adjustable lifting hook suitable for a floor rocker arm holding pole, which has the characteristics that a counterweight is inserted into mounting grooves on limiting frames at the front end and the rear end and then is loosened to fall into the limiting grooves, and meanwhile, the clamping grooves are clamped on the limiting grooves, so that the counterweight is prevented from shaking after being installed.

The utility model is realized by the following technical scheme that the counterweight-adjustable lifting hook suitable for the floor rocker arm holding pole comprises a lifting appliance mechanism and is used for bearing a lifted object, wherein the lifting appliance mechanism comprises:

The counterweight assembly comprises a limiting frame arranged at the front end and the rear end of the top of the bottom plate, four mounting grooves formed in the upper end of the inside of the limiting frame, four limiting grooves formed in the lower end of the inside of the limiting frame, the limiting grooves are communicated with the mounting grooves, a top plate is arranged between the tops of the limiting frames at the front end and the rear end, a plurality of counterweights are arranged in the limiting frame, and clamping grooves formed in the front end and the rear end of the outer wall of the counterweights are matched with the limiting grooves;

and the execution assembly is arranged on the counterweight assembly and is used for hanging in an object.

Preferably, the counterweight assembly further comprises a threaded rod arranged at two ends of the limiting frame, and first nuts are arranged at the upper end and the lower end of the threaded rod in a threaded manner.

Preferably, the counterweight assembly further comprises waist-shaped holes formed in two ends of the limiting frame, and second nuts are arranged at the upper end and the lower end of the threaded rod in a threaded mode.

Preferably, the execution assembly further comprises a shaft bracket arranged at the bottom of the bottom plate, a mounting seat rotatably arranged at the lower end of the shaft bracket, a mounting hole formed in the middle of the inside of the mounting seat, a mounting head inserted into the mounting hole for mounting, and a lifting hook fixed at the lower end of the mounting head.

Preferably, the execution assembly further comprises locking grooves formed in two ends of the mounting head, locking heads transversely mounted on two sides of the inside of the mounting seat in a sliding mode, first springs mounted on the locking heads in a sleeved mode, protruding heads fixed at the inner ends of the locking heads, pin rods longitudinally mounted on two sides of the inside of the mounting seat in a sliding mode, grooves formed in the pin rods, and second springs mounted on the pin rods in a sleeved mode.

Preferably, the execution assembly further comprises positioning heads fixed on two sides of the top of the lifting hook, and positioning holes are formed in two sides of the bottom of the mounting seat.

Advantageous effects

The utility model provides a counterweight adjustable lifting hook suitable for a floor rocker arm holding pole. Compared with the prior art, the method has the following beneficial effects:

(1) The balancing weights are inserted into the mounting grooves on the limiting frames at the front end and the rear end, the balancing weights are loosened to fall into the limiting grooves, meanwhile, the clamping grooves are clamped on the limiting grooves, shaking of the balancing weights after being installed is avoided, and when the balancing weights are assembled each time, the balancing weights are assembled at the two sides in the middle or at the left side and the right side at the same time, so that the balancing weights are balanced and stable.

(2) The space between the fixed front and rear limiting frames can be adjusted through the waist-shaped holes, so that balancing weights with different lengths and weights can be installed, the whole counterweight assembly can be disassembled and assembled, the counterweight assembly is divided into modular design, each part can be replaced conveniently, the flexibility enables the counterweight assembly to adapt to different construction environments and hoisting requirements, and the application range and practicality of the counterweight assembly are improved.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a counterweight assembly according to the utility model;

FIG. 3 is a schematic view of a limiting frame according to the present utility model;

FIG. 4 is a split view of an implementation component of the present utility model;

Fig. 5 is a schematic view of the structure of the inside of the mounting seat according to the present utility model.

In the figure, 1, a lifting appliance mechanism, 11, a counterweight component, 111, a bottom plate, 112, a limiting frame, 113, a mounting groove, 114, a limiting groove, 115, a waist-shaped hole, 116, a top plate, 117, a counterweight, 118, a clamping groove, 119, a threaded rod, 1110, a first nut, 1111, a second nut, 12, an executing component, 121, a shaft frame, 122, a mounting seat, 123, a mounting hole, 124, a mounting head, 125, a lifting hook, 126, a locking groove, 127, a locking head, 128, a first spring, 129, a protruding head, 1210, a pin rod, 1211, a groove, 1212, a second spring, 1213, a positioning head, 1214 and a positioning hole.

Detailed Description

The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the utility model provides a weight adjustable lifting hook applicable to a floor rocker arm holding pole, which comprises a lifting appliance mechanism 1 and is used for bearing a lifted object, wherein the lifting appliance mechanism 1 comprises:

The counterweight assembly 11 comprises a limiting frame 112 arranged at the front end and the rear end of the top of the bottom plate 111, four mounting grooves 113 formed in the upper end of the inside of the limiting frame 112, four limiting grooves 114 formed in the lower end of the inside of the limiting frame 112, the limiting grooves 114 are communicated with the mounting grooves 113, a top plate 116 arranged between the tops of the limiting frames 112 at the front end and the rear end, a plurality of counterweights 117 arranged in the limiting frame 112, and clamping grooves 118 formed in the front end and the rear end of the outer wall of the counterweights 117 and matched with the limiting grooves 114;

an actuating assembly 12 is provided on the weight assembly 11 and is used for hanging in an object.

In this embodiment, the balancing weights 117 are inserted into the mounting grooves 113 on the limiting frames 112 at the front and rear ends, and then the balancing weights 117 are released to fall into the limiting grooves 114, meanwhile, the clamping grooves 118 are clamped on the limiting grooves 114, so that the balancing weights 117 are prevented from shaking after being mounted, and in addition, the balancing weights 117 are simultaneously mounted at the middle or left and right sides each time when the balancing weights 117 are mounted, so that the balancing and stabilizing effects are maintained.

Specifically, the counterweight assembly 11 further includes a threaded rod 119 mounted at both ends of the limiting frame 112, and a first nut 1110 mounted at both upper and lower ends of the threaded rod 119.

In this embodiment, through the whole dismouting that can carry out of counter weight subassembly 11, divide into the modularized design, be convenient for change every part, this kind of flexibility makes can adapt to different construction environment and hoist and mount demand, has improved its application scope and practicality.

Specifically, the counterweight assembly 11 further includes a waist-shaped hole 115 formed at both ends of the limiting frame 112, and a second nut 1111 is threadedly mounted at both upper and lower ends of the threaded rod 119.

In this embodiment, the waist-shaped holes 115 can adjust the distance between the front and rear end limiting frames 112 after they are fixed, so as to install the balancing weights 117 with different lengths and weights.

Specifically, the execution assembly 12 further includes a shaft frame 121 installed at the bottom of the bottom plate 111, an installation seat 122 rotatably installed at the lower end of the shaft frame 121, an installation hole 123 formed in the middle of the inside of the installation seat 122, an installation head 124 installed by inserting the inside of the installation hole 123, a lifting hook 125 fixed at the lower end of the installation head 124, locking grooves 126 formed at two ends of the installation head 124, locking heads 127 transversely installed at two sides of the inside of the installation seat 122, a first spring 128 installed on the locking heads 127 in a sleeved mode, a protruding head 129 fixed at the inner end of the locking heads 127, a pin 1210 longitudinally installed at two sides of the inside of the installation seat 122, a groove 1211 formed in the pin 1210, and a second spring 1212 installed on the pin 1210 in a sleeved mode.

In this embodiment, when the hook 125 is installed, the pin 1210 is pressed to drive the groove 1211 to move to the raised head 129, the raised head 129 is pushed into the groove 1211 by the resilience pressure of the first spring 128, and the raised head 129 drives the lock head 127 to separate from the installation hole 123, so that the installation head 124 on the hook 125 can be completely inserted into the installation hole 123, the pressed pin 1210 is released, the groove 1211 on the pin 1210 is pushed to separate from the raised head 129 by the resilience pressure of the second spring 1212, so that the outer wall of the pin 1210 presses the raised head 129 to drive the lock head 127 to be inserted into the lock groove 126, thereby fixing the hook 125 on the installation seat 122, and the hook 125 is convenient and quick to disassemble when being replaced, and is fixed firmly after being installed.

Specifically, the actuating assembly 12 further includes positioning heads 1213 fixed on two sides of the top of the hook 125, and positioning holes 1214 formed on two sides of the bottom of the mounting base 122.

In this embodiment, when the mounting head 124 of the hook 125 is inserted into the mounting hole 123 of the mounting base 122, the positioning head 1213 is inserted into the positioning hole 1214 to perform positioning so that the locking groove 126 can be aligned with the locking head 127.

The working principle and the use flow of the utility model are that firstly, when the lifting hook 125 is installed, the pin 1210 is pressed to drive the groove 1211 to move to the raised head 129, the raised head 129 is pushed into the groove 1211 by the rebound pressure of the first spring 128, meanwhile, the raised head 129 drives the lock head 127 to be separated from the installation hole 123, thereby the installation head 124 on the lifting hook 125 can be completely inserted into the installation hole 123, then the pressed pin 1210 is loosened, the groove 1211 on the pin 1210 is pushed to be separated from the raised head 129 by the rebound pressure of the second spring 1212, the outer wall of the pin 1210 is pressed to push the raised head 129 to drive the lock head 127 to be inserted into the lock groove 126, thereby the lifting hook 125 is fixed on the installation seat 122;

Then, the balancing weights 117 are inserted into the mounting grooves 113 on the limiting frames 112 at the front end and the rear end, the balancing weights 117 are loosened to fall into the limiting grooves 114, meanwhile, the clamping grooves 118 are clamped on the limiting grooves 114, the balancing weights 117 are prevented from shaking after being installed, and in addition, the balancing weights 117 are simultaneously assembled at the two sides in the middle or at the left side and the right side each time when the balancing weights 117 are assembled, so that balance stability is kept.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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 utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. The counterweight-adjustable lifting hook suitable for the floor rocker arm holding pole is characterized by comprising a lifting appliance mechanism (1) and used for bearing a lifted object, wherein the lifting appliance mechanism (1) comprises:

The counterweight assembly (11) comprises limit frames (112) arranged at the front end and the rear end of the top of the bottom plate (111), four mounting grooves (113) formed in the upper end of the interior of the limit frames (112), four limit grooves (114) formed in the lower end of the interior of the limit frames (112), the limit grooves (114) are communicated with the mounting grooves (113), a top plate (116) is arranged between the tops of the limit frames (112) at the front end and the rear end, a plurality of counterweights (117) are arranged in the interior of the limit frames (112), and clamping grooves (118) formed in the front end and the rear end of the outer wall of the counterweights (117) are matched with the limit grooves (114);

And the execution assembly (12) is arranged on the counterweight assembly (11) and is used for hanging in objects.

2. The weight-adjustable lifting hook for a floor rocker arm holding pole according to claim 1, wherein the weight assembly (11) further comprises a threaded rod (119) arranged at two ends of the limiting frame (112), and first nuts (1110) are arranged at the upper end and the lower end of the threaded rod (119) in a threaded manner.

3. The weight-adjustable lifting hook for the floor rocker arm holding pole according to claim 2, wherein the weight assembly (11) further comprises waist-shaped holes (115) formed in two ends of the limiting frame (112), and second nuts (1111) are arranged on the upper end and the lower end of the threaded rod (119) in a threaded mode.

4. The weight-adjustable lifting hook for the floor rocker arm holding pole is characterized in that the executing assembly (12) further comprises a shaft bracket (121) arranged at the bottom of the bottom plate (111), a mounting seat (122) rotatably arranged at the lower end of the shaft bracket (121), a mounting hole (123) formed in the middle of the inside of the mounting seat (122), a mounting head (124) arranged in the mounting hole (123) in an inserted mode, and a lifting hook (125) fixed at the lower end of the mounting head (124).

5. The weight-adjustable lifting hook for the floor rocker arm holding rod is characterized in that the executing assembly (12) further comprises locking grooves (126) formed in two ends of the mounting head (124), locking heads (127) mounted on two inner sides of the mounting seat (122) in a transversely sliding mode, first springs (128) are sleeved on the locking heads (127), protruding heads (129) fixed on the inner ends of the locking heads (127), pin rods (1210) mounted on two inner sides of the mounting seat (122) in a longitudinally sliding mode, grooves (1211) formed in the pin rods (1210) and second springs (1212) mounted on the pin rods (1210) in a sleeved mode.

6. The weight-adjustable lifting hook for a floor rocker arm holding pole according to claim 4, wherein the executing assembly (12) further comprises positioning heads (1213) fixed on two sides of the top of the lifting hook (125), and positioning holes (1214) are formed on two sides of the bottom of the mounting seat (122).