CN212351811U

CN212351811U - A dismantling bolt wrench with an extension rod

Info

Publication number: CN212351811U
Application number: CN202020982571.0U
Authority: CN
Inventors: 李建波
Original assignee: Lunan Pharmaceutical Group Corp
Current assignee: Lunan Pharmaceutical Group Corp
Priority date: 2020-06-02
Filing date: 2020-06-02
Publication date: 2021-01-15
Anticipated expiration: 2030-06-02

Abstract

The utility model relates to a dismantlement bolt spanner with extension bar belongs to installation and extracting tool field. The utility model provides a dismantle bolt spanner with extension bar, includes the spanner, the extension bar body, be provided with fastener on the extension bar body, fastener includes wrench end fastener and spanner body fastener for combine fixedly spanner and the extension bar body. Can dismantle the dismantlement bolt spanner that has the extension bar through the preparation, avoided selecting for use the sleeve pipe of different pipe diameters as the extension bar according to the spanner size, fixed convenient with the dismantlement, can dismantle easily and change the screw position too dark difficult contact or rust the difficult bolt or the nut of twisting of being of a specified duration, show ground and reduced human body power consumption and shortened operation maintenance cycle, show and promoted production efficiency, be applicable to pharmaceutical production machinery installation and dismantlement.

Description

Dismantle bolt spanner with extension bar

Technical Field

The utility model relates to an installation and extracting tool field, concretely relates to dismantlement bolt spanner with extension bar.

Background

The existing wrenches in the market mainly comprise a dual-purpose wrench, an A, G, W, Z-type double-ended double offset ring spanner, a A, G-type single-ended double offset ring spanner and the like, and are mainly used for tools for maintenance, overhaul and the like of daily work, the wrench with a double offset ring on one side or two sides can be used for twisting a nut to perform operation modes such as loosening or tightening and the like, the double offset ring spanner is greatly different from common wrench products, the double offset ring spanner is a wrench product professionally provided for special industries, and the double offset ring spanner product can play an explosion-proof role, so the double offset ring spanner is mainly supplied to workers in flammable and explosive workplaces to perform maintenance work in daily work, can be used in special environments without safety accidents, is particularly convenient for disassembling bolts and nuts assembled in a sunken space, and can provide an operation space for fingers, to prevent scratching.

In the daily maintenance use, because the length of spanner is limited, can not dismantle the position of changing the outfit too dark difficult contact or rust the difficult bolt or the nut of screwing of being difficult for of a long time, just need extension bar to increase moment. The usual solution is to fit an elongated sleeve over the wrench to extend the length of the wrench to increase torque, but this is prone to damage to the wrench tool and bending deformation at one end of the wrench.

Disclosure of Invention

The problem to above-mentioned prior art exists, the utility model discloses the extension instrument to current spanner improves, and it is through the purpose-built dismantlement bolt extension bar of preparation, and the extension bar is through directly carrying out the dual fixed of bolt cap and top screw to the spanner body to the spanner, realizes dismantling bolt spanner's effectively stable extension function, can dismantle easily and install because the length of spanner is limited, can not dismantle the position of more reloading too dark difficult contact or rust the difficult bolt or the nut of twisting of being difficult for of a specified duration.

In order to realize the purpose, the utility model discloses a technical scheme be: the utility model provides a dismantle bolt spanner with extension bar, includes the spanner, the extension bar body of rod, be provided with fastener on the extension bar body of rod, fastener includes wrench end fastener and spanner body fastener for combine fixedly spanner and the extension bar body of rod.

Furthermore, the extension body of rod is formed by square pipe and pipe butt joint.

Further, the butt joint mode is welding or integrated molding.

Furthermore, the wrench head fastening device is composed of a bolt and a nut, and the head of the bolt is fixed at the butt joint part of the square pipe and the circular pipe of the lengthened rod body.

Further, the wrench head fastening device is composed of a bolt and double nuts.

Furthermore, the wrench body fastening device is composed of triangular iron and a screw, and the triangular iron is arranged at one end of the lengthened rod body; one end of the screw is connected with a circular ring handle, and the other end of the screw is in threaded connection with a screw cap arranged on the triangular iron.

Further, the spanner is one or more of a dual-purpose spanner and an A, G, W, Z type double-head box end wrench.

Further, the spanner is G type double-end box spanner.

Further, the outer diameter of the nut of the wrench head fastening device is larger than the inner diameter of the wrench fixing head.

Furthermore, one end of the round pipe of the lengthened rod body is sleeved with an anti-slip handle sleeve.

Further, the anti-slip handle sleeve is made of a rubber material.

The beneficial effects of the utility model are mainly embodied in that:

can dismantle the dismantlement bolt spanner that has the extension bar through the preparation, avoided needing to choose for use the sleeve pipe of different pipe diameters as the extension bar according to the spanner size, fixed convenient with the dismantlement, can dismantle easily that the position of more reloading is too dark difficult for contact or rust for a long time and be difficult for twisting the bolt or the nut that moves, is showing and is reducing human power consumption and having shortened operation maintenance cycle, is showing and has promoted production efficiency, is applicable to pharmaceutical production machinery installation and dismantlement.

Drawings

Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.

Fig. 2 is a schematic structural view of the extension bar of the present invention.

1. The wrench comprises a lengthened rod body, 2 parts of bolts, 3 parts of nuts, 4 parts of triangular iron, 5 parts of a circular ring handle, 6 parts of screws, 7 parts of nuts, 8 parts of wrench heads and 9 parts of a wrench body.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1, the present embodiment provides a wrench for disassembling a bolt with an extension bar, which includes a wrench and an extension bar 1, wherein a fastening device is disposed on the extension bar 1, and the fastening device includes a wrench head fastening device and a wrench body fastening device, and is used to combine and fix the wrench and the extension bar 1.

The extension rod body 1 is formed by butt joint of a square pipe and a round pipe, and is preferably formed by welding or integral forming.

The wrench head fastening device consists of a bolt 2 and a nut 3, and the head of the bolt 2 is fixed at the butt joint part of the square tube and the circular tube of the lengthened rod body 1;

spanner head fastener comprises bolt 2 and two nuts 3, reduces the space of spanner head below, and is fixed through upper and lower nut to 8 double extrusion of spanner heads, and the fixed action is firm more stable.

The wrench body fastening device comprises a triangular iron 4 and a screw 6, and the triangular iron 4 is arranged at one end of the lengthened rod body 1; one end of the screw 6 is connected with a circular ring handle 5, and the other end of the screw is in threaded connection with a screw cap 7 arranged on the triangular iron 4.

The spanner is one or more of dual-purpose spanner, A, G, W, Z type double-end box spanner, preferably G type double-end box spanner.

The outer diameter of the nut 3 of the wrench head fastening device is larger than the inner diameter of the wrench head 8, so that the wrench head 8 is prevented from slipping off from the nut 3 of the fixing device due to overlarge inner diameter and cannot play a role of the fastening device.

One end of the round pipe of the lengthened rod body 1 is sleeved with an anti-slip handle sleeve, and the anti-slip handle sleeve is made of rubber materials and plays an anti-slip role of the round pipe of the lengthened rod body 1.

Above the utility model discloses a working principle of the dismantlement bolt spanner of extension bar is: screw 3 with wrench head fastener's nut off with wrench body fastener's screw 6 on twist, will advance one end of elongated spanner embolia in wrench head fastener's bolt 2, rotatory spanner makes wrench body 9 get into between the square pipe of the angle iron 4 and the elongated body of rod 1, screw up wrench head fastener's nut 3, twist until playing the fastening effect to the wrench head, screw down wrench body fastener's screw 6 simultaneously and play the fastening effect to the wrench body till, fastening operation accomplishes the back, can use the dismantlement bolt spanner of extension bar to dismantle and the installation work, accomplish the operation back, reverse repetition above-mentioned operation, dismantle the spanner, accomplish whole operation process.

This description describes examples of embodiments of the invention, and is not intended to illustrate and describe all possible forms of the invention.

Only be the preferred embodiment of the present invention, not therefore the limit to the patent scope of the present invention, all utilize the equivalent structure transform made in the content of the present invention description and the attached drawings, or directly or indirectly use in other relevant technical fields, all including in the same way the patent protection scope of the present invention.

Claims

1. A dismantling bolt wrench with an extension rod, comprising a wrench and an extension rod body (1), characterized in that a fastening device is provided on the extension rod body (1), and the fastening device comprises a wrench head fastening device And the wrench body fastening device, used to combine and fix the wrench and the extension rod body (1).

2. The wrench according to claim 1, wherein the wrench head tightening device is composed of a bolt (2) and a nut (3), and the head of the bolt (2) is fixed on the extension rod body (1) The butt joint of the square tube and the round tube.

3. The wrench according to claim 1, wherein the wrench body fastening device is a triangle iron (4) and a screw (6), and the triangle iron (4) is arranged at one end of the extension rod body (1); One end of the screw (6) is connected with a ring handle (5), and the other end is threadedly connected with a nut (7) provided on the triangular iron (4).

4 . The wrench according to claim 2 , wherein the wrench head tightening device is composed of a bolt ( 2 ) and a double nut ( 3 ). 5 .

5 . The wrench according to claim 3 , wherein the elongated rod body ( 1 ) is formed by butting a square tube and a round tube. 6 .

6 . The wrench according to claim 5 , wherein the butting method is welding or integral molding. 7 .

7 . The wrench according to claim 6 , wherein the wrench is one of a dual-purpose wrench, an A, G, W, and Z type double-ended torx wrench. 8 .

8 . The wrench according to claim 7 , wherein the outer diameter of the nut ( 3 ) of the wrench head tightening device is larger than the inner diameter of the wrench head ( 8 ). 9 .

9. The wrench according to any one of claims 1-8, characterized in that a non-slip handle is sleeved at one end of the round tube of the elongated rod body (1).

10. The wrench according to claim 9, wherein the non-slip handle is made of rubber material.