CN200952237Y

CN200952237Y - Inserting hook

Info

Publication number: CN200952237Y
Application number: CN 200620035818
Authority: CN
Inventors: 甘军; 李宾
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-10-08
Filing date: 2006-10-08
Publication date: 2007-09-26
Anticipated expiration: 2016-10-08

Abstract

The utility model relates to a hand-operating tool for construction, in particular to a pricking hook. The pricking hook includes a hook body having a hook-hanging section, an arm section and a handing section. One end of the arm section is fixedly connected with the hook-hanging section, and the other end is fixedly connected with the handing section. The hook-hanging section is provided with a hook, and axial line of the hook-hanging section is deviated from rotating axis of the handing section. The utility model is characterized in that a handle is jacketed on the outer wall of the handing section along axial direction, a gap is formed between the handle and the outer wall of the handing section, a positioning protrusion is arranged on the outer wall of the handing section, a positioning surface is arranged on the handle and at the position corresponding to the positioning protrusion on the handing section, and the positioning surface and the positioning protrusion form a positioning structure of handing section. The utility model can be used conveniently, cannot result damage on users after long time application, can improve working efficiency greatly, and provides a foundation for further improvement of pricking hook.

Description

Dog

Technical field

The utility model relates to a kind of hand tool for building, especially a kind of dog.

Background technology

Building trade is generally used reinforced concrete structure when building heavy construction now, and manufacturing process is binding reinforcing bars to be shaped as band with iron wire, finer wire etc. earlier, and then concreting.In this process wiretie use iron wire or finer wire enormous amount, the construction worker depends merely on manual bolt, and to twist labour intensity corresponding huge, and complicated operating process, the corresponding construction work progress that allows is slack-off.In addition, tying up in the process sharp thing such as iron wire stabs the workman easily and causes potential safety hazard.In order to solve above-mentioned technical barrier, progressively adopting the dog instrument that reinforcement component is carried out iron wire in the building trade ties up, existing dog comprises coupler body, coupler body has hook section, arm of force section and handling section, one end of arm of force section is fixedlyed connected with the hook section, the other end of arm of force section is fixedlyed connected with handling section, and the hook section has hook, and the axial line of hook section departs from the rotational axis line of handling section.When needing to use this dog, hook on the hook section can be connected with the iron wire that need tie up, whipping handling section then allows the hook on the hook section be that rotate in the center of circle with the handling section axial line, and then will reverse with the iron wire that is connected of hook and be twisted shape, allow manufacturing schedule improve by a relatively large margin.But; existing dog structure is simple and crude; handling section is not protected sheath; construction worker's palm directly contacts with handling section; when long-time whipping dog; the handling section contact portion of construction worker's palm and dog will excessively suffer damage because friction, and workman's palm and the friction between the handling section directly influenced dog and use flexibility, and then directly has influence on work efficiency of workers.Therefore, there is defective in existing dog, need improve.

The utility model content

The purpose of this utility model is to improve on the structure of existing dog, provides a kind of and uses flexibly, the long-time dog that can cause damage and can significantly increase work efficiency the workman that uses also not.

Dog of the present utility model comprises coupler body, described coupler body has the hook section, arm of force section and handling section, one end of described arm of force section is fixedlyed connected with the hook section, the other end of described arm of force section is fixedlyed connected with handling section, described hook section has hook, the axial line of described hook section departs from the rotational axis line of handling section, it is characterized in that axially being equipped with handle on the described handling section outer wall, has the gap between described handle inwall and the handling section outer wall, described handling section outer wall has the handling section positive stop lug boss, have on the described handle and the corresponding handle confined planes of handling section positive stop lug boss, described handling section positive stop lug boss and handle confined planes constitute the handling section position limiting structure jointly.

The axial line of the hook section described in the utility model departs from the rotational axis line of handling section, promptly be meant between the rotational axis line of the axial line of hook section and handling section and have eccentric throw, just during motion state, the hook section is that the center of circle centers on the handling section axial line and rotates with the rotational axis line of handling section.Certainly, handling section also rotates and with to collude the rotating speed of hanging section consistent around self rotational axis line in this process.

One end of the arm of force section described in the utility model is fixedlyed connected with the hook section, the other end of described arm of force section is fixedlyed connected with handling section, the fixedly connected mode that is adopted can be multiple mode, makes it fixedly connected or the like as: welding, hinged, riveted joint or by casting.

Handle described in the utility model can adopt multiple material to make, as: metal handle, plastic handle, ceramic handle or wooden handle or the like.The structure of described handle also can be in a variety of forms, as: as described in handle can constitute by first handle section and second handle section, one end of described first handle section and an end of second handle section are connected with screw thread on the second handle section by the corresponding first handle section that is arranged on, and the axial line of the axial line of described first handle section and second handle section coincides.Described first handle section and second handle section constitute and also can engage by structures such as splines.When described handle is made of first handle section and second handle section, can easily handle be dismantled, and can safeguard handle inwall and handling section outer wall, as: filling lubrication oil, lubricating grease etc.

Have the gap between described handle inwall and the handling section outer wall described in the utility model, be meant that promptly handling section can freely rotate in handle.

The outer wall of handling section described in the utility model has the handling section positive stop lug boss, has on the described handle and the corresponding handle confined planes of handling section positive stop lug boss, and described handling section positive stop lug boss and handle confined planes constitute the handling section position limiting structure jointly.Wherein, the handling section positive stop lug boss can be the part that handling section extends, and also can be to be connected the positive stop lug boss that forms on the handling section by other existing parts, for example: be fixedly connected on the handling section positive stop lug boss that the handling section outer wall forms by screw or nut.Above-mentioned handle confined planes both can be the opposite handle other end of handle end face that is positioned at the fixedly connected arm of force section of handling section correspondence, also can be handle inwall recess and the corresponding end face of handling section positive stop lug boss.

Dog operating principle of the present utility model is similar with existing dog operating principle, different is when construction worker's whipping dog is center of circle rotation by the hook on the hook section with the handling section axial line, handling section is to rotate with respect to handle in handle, construction worker's palm does not have directly and the handling section of dog rubs, and then effectively avoided infringement that the workman is caused, the gap that has between handle inwall and the handling section outer wall can reduce friction factor again greatly, and then can significantly increase work efficiency.

Compared with the aforementioned existing similar products, dog of the present utility model uses flexibly, the long-time use yet can not cause damage and can significantly increase work efficiency the workman, and provides platform for the further improvement of dog.

Content of the present utility model further illustrates with the following Examples, but content of the present utility model is not limited only to content related among the embodiment.

Description of drawings

Fig. 1 is the structural representation of dog among the embodiment 1.

Fig. 2 is the structural representation of dog among the embodiment 2.

Fig. 3 is the structural representation of dog among the embodiment 3.

Fig. 4 is the A portion enlarged drawing of Fig. 3.

The specific embodiment

Embodiment 1: as shown in Figure 1, dog in the present embodiment comprises coupler body, described coupler body has hook section 1, arm of force section 2 and handling section 3, one end of described arm of force section 2 is fixedlyed connected with hook section 1, the other end of described arm of force section 1 is fixedlyed connected with handling section 3, described hook section 3 has hook 4, the axial line of described hook section 1 departs from the rotational axis line of handling section 3, it is characterized in that axially being equipped with handle 5 on described handling section 1 outer wall, has gap 6 between described handle 5 inwalls and handling section 3 outer walls, described handling section 3 outer walls have handling section positive stop lug boss 7, have and handling section positive stop lug boss 7 corresponding handle confined planes 8 described handling section positive stop lug boss 7 and handle confined planes 8 common formation handling section position limiting structures on the described handle 5.

One end of the arm of force section 2 in the present embodiment is fixedlyed connected with hook section 1, and the other end of described arm of force section 2 is fixedlyed connected with handling section 3, and the fixedly connected mode that is adopted is to make it fixedly connected by casting.

In order to strengthen the abrasion resistance of handle 5, the handle 5 in the present embodiment is the metal handle.

The part that the handling section positive stop lug boss 7 that handling section 3 outer walls described in the present embodiment have extends for handling section 3.Described handle confined planes 8 is for being positioned at opposite handle 5 other ends of handle 5 end faces of handling section 3 fixedly connected arm of force section 2 correspondences.

The axial line 9 of the section of the arm of force described in the present embodiment 2 is perpendicular with the axial line 10 of handling section 3.

When using the dog in the present embodiment, the construction worker grasps the handle 5 of dog, hook on the dog 4 need be tightened thing with outside iron wire etc. to be connected, the whipping dog is that rotate in the center of circle by the hook on the hook section 14 with handling section 3 axial lines then, at this moment, handling section 3 is to rotate with respect to handle 5 in handle 5, and by handling section positive stop lug boss 7 and the 8 common handling section position limiting structure restrictions that constitute of handle confined planes, can not come off in handle 5 when rotating.After iron wire was tightened, the construction worker stopped the whipping dog, made handling section 3 and handle 5 static with respect to being in, and is last, being connected between get loose hook 4 and the iron wire.Because it is similar to prior art with the course of work of wiretie that bolt is twisted, so repeat no more herein.

Embodiment 2: as shown in Figure 2, present embodiment is similar to embodiment 1, and different is that the axial line 9 of arm of force section 2 in the present embodiment and the axial line 10 of handling section 3 intersect.

Embodiment 3: shown in Fig. 3,4, present embodiment is similar to embodiment 1, the handle 5 that different is in the present embodiment is made of first handle section 11 and second handle section 12, one end of described first handle section 11 and an end of second handle section 12 are connected with screw thread 13 on the second handle section 12 by the corresponding first handle section 11 that is arranged on, and the axial line of the axial line of described first handle section 11 and second handle section 12 coincides.

The confined planes of handle described in the present embodiment 8 is handle inwall recess and the corresponding end face of handling section positive stop lug boss.

Claims

1, a kind of dog, comprise coupler body, described coupler body has the hook section, arm of force section and handling section, one end of described arm of force section is fixedlyed connected with the hook section, the other end of described arm of force section is fixedlyed connected with handling section, described hook section has hook, the axial line of described hook section departs from the rotational axis line of handling section, it is characterized in that axially being equipped with handle on the described handling section outer wall, has the gap between described handle inwall and the handling section outer wall, described handling section outer wall has the handling section positive stop lug boss, has on the described handle and the corresponding handle confined planes of handling section positive stop lug boss, and described handling section positive stop lug boss and handle confined planes constitute the handling section position limiting structure jointly.

2, dog as claimed in claim 1, it is characterized in that described handle is made of first handle section and second handle section, one end of described first handle section and an end of second handle section are connected with screw thread on the second handle section by the corresponding first handle section that is arranged on, and the axial line of the axial line of described first handle section and second handle section coincides.