CN210414315U

CN210414315U - Maintenance spanner convenient to use

Info

Publication number: CN210414315U
Application number: CN201921054356.8U
Authority: CN
Inventors: 王本庆
Original assignee: Tianjin Yongming Technology Co Ltd
Current assignee: Tianjin Yongming Technology Co Ltd
Priority date: 2019-07-08
Filing date: 2019-07-08
Publication date: 2020-04-28
Anticipated expiration: 2029-07-08

Abstract

The utility model discloses a maintenance spanner convenient to use, including the action bars, the action bars upper end is provided with the extension rod, the extension rod is inside to be set up to hollow, extension rod front end central point puts and has seted up the spout perpendicularly, spout and the inside intercommunication of extension rod, action bars central point puts and is provided with the gag lever post perpendicularly, the gag lever post lower extreme passes the spout and extends to the inside position of extension rod, the gag lever post outside is being provided with the spring according to between briquetting and the action bars upper surface. The utility model discloses press down and press the briquetting for the gag lever post downstream, compression spring, make the spacing groove be kept away from to fixture block both sides upper end arch, then the lower extreme slip action bars, extend the action bars, make the action bars prolonged, thereby be convenient for laborsavingly, later loosen and press the briquetting, the spring drives the gag lever post and resets, make fixture block rebound, make protruding and corresponding spacing groove card with, fixed action bars position, convenient rotation operation resets after accomplishing, shorten action bars position and conveniently carry.

Description

Maintenance spanner convenient to use

Technical Field

The utility model relates to a maintenance of equipment field specifically is a maintenance spanner convenient to use.

Background

At present, a wrench is a common mounting and dismounting tool, and is a manual tool for screwing bolts, screws, nuts and other threads to tightly hold opening or trepanning fasteners of the bolts or the nuts by utilizing a lever principle; the wrench is typically made of structural steel of carbon or alloy material; the wrench is generally provided with an opening or a trepan for holding the bolt or the nut at one end or both ends of the handle portion, and when the wrench is used, the bolt or the nut can be screwed by applying an external force to the handle portion along the rotation direction of the thread.

The position of an operating rod of the existing wrench cannot be extended when the existing wrench is used, the length is fixed and is not labor-saving enough, the existing wrench is inconvenient to carry due to overlong length, meanwhile, the outside of the operating rod is not provided with a protection device, hands are easy to hurt due to friction when the existing wrench is used, and therefore the problem is solved urgently by a device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a maintenance spanner convenient to use to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a maintenance wrench convenient to use comprises an operating rod, wherein an extension rod is arranged at the upper end of the operating rod, the operating rod slides up and down along the extension rod, the extension rod is hollow, a sliding groove is vertically formed in the center of the front end of the extension rod and is communicated with the inside of the extension rod, a limiting rod is vertically arranged at the center of the operating rod and slides up and down along the inside of the operating rod, the lower end of the limiting rod penetrates through the sliding groove to extend to the inside of the extension rod, the limiting rod slides up and down along the sliding groove, a spring is arranged between a pressing block and the upper surface of the operating rod at the outer side of the limiting rod and is convenient for resetting of the limiting rod, a plurality of limiting grooves are uniformly formed in the two sides of the sliding groove in the upper surface of the inside of the extension rod, a clamping block is horizontally arranged at the lower end of the limiting rod, a first clamping block is, the fixed block central point puts and is provided with the connecting rod perpendicularly, the fixed block below is provided with adjusting screw at the connecting rod lower extreme, the adjusting screw outside is provided with the regulating block, the regulating block is inside to be set up to hollow, regulating block upper end both sides are provided with the slider, the connecting rod upper end is provided with the second grip block.

Preferably, the outer side of the operating rod is provided with a soft cushion in a surrounding mode, the soft cushion enables the operating rod to be more comfortable in use, and the outer side of the soft cushion is provided with an anti-skidding bulge.

Preferably, the upper end of the limiting rod is provided with a pressing block, the pressing block is convenient for pressing the limiting rod downwards, and meanwhile, the surface area of the upper end of the limiting rod is increased, so that the pressing is more comfortable.

Preferably, the upper ends of the two sides of the clamping block are provided with bulges, and the bulges at the upper ends of the two sides of the clamping block are matched with the inner part of the limiting groove.

Preferably, the cross section of the connecting rod is rectangular.

Preferably, the slider sets up in fixed block lower extreme position, and the regulating block passes through the slider and slides along the fixed block lower extreme.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model utilizes the soft pad to protect the hand position of the operator, and prevents the hand from being polished and damaged when being used for a long time;

2. the utility model discloses press the briquetting is pressed to the finger for the gag lever post downstream, compression spring, make the spacing groove be kept away from to fixture block both sides upper end arch, then the lower extreme slip action bars, extend the action bars, make the action bars prolonged, thereby be convenient for laborsaving, later loosen and press the briquetting, the spring drives the gag lever post and resets, make fixture block rebound, make protruding and corresponding spacing groove card with, the fixed action bars position, convenient rotation operation, reset after accomplishing, shorten action bars position and conveniently carry.

Drawings

FIG. 1 is a schematic view of an overall structure of a maintenance wrench convenient to use according to the present invention;

FIG. 2 is a schematic view of a structure of a limiting rod of a maintenance wrench convenient to use according to the present invention;

FIG. 3 is a schematic view of an adjusting screw of the easy-to-use maintenance wrench of the present invention;

fig. 4 is the utility model relates to a spacing groove structure sketch map in maintenance spanner convenient to use.

In the figure: 1. an extension rod; 2. an operating lever; 3. a soft cushion; 4. a chute; 5. a first clamping block; 6. a fixed block; 7. a second clamping block; 8. an adjusting block; 9. adjusting the screw rod; 10. a connecting rod; 11. a limiting rod; 12. a pressing block; 13. a spring; 14. a limiting groove; 15. a clamping block; 16. a slide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1-4, the present invention provides a technical solution: a maintenance wrench convenient to use comprises an operating rod 2, an extension rod 1 is movably sleeved at the upper end of the operating rod 2, the operating rod 2 slides up and down along the extension rod 1, a cushion 3 is fixedly bonded at the outer side of the operating rod 2 in a surrounding manner, the cushion 3 makes the operating rod 2 more comfortable when in use, an anti-slip bulge is arranged at the outer side of the cushion 3, the extension rod 1 is hollow, a chute 4 is vertically arranged at the central position of the front end of the extension rod 1, the chute 4 is communicated with the interior of the extension rod 1, a limiting rod 11 is vertically movably inserted at the central position of the operating rod 2, the limiting rod 11 slides up and down along the interior of the operating rod 2, the lower end of the limiting rod 11 passes through the chute 4 and extends to the interior position of the extension rod 1, the limiting rod 11 slides up and down along the chute 4, a pressing block 12 is integrally formed at the upper end of the limiting rod 11, thereby ensuring more comfortable pressing, a spring 13 is sleeved between the pressing block 12 and the upper surface of the operating rod 2 at the outer side of the limiting rod 11, the spring 13 is convenient for the resetting of the limiting rod 11, a plurality of limiting grooves 14 are uniformly arranged at the two sides of the sliding groove 4 on the upper surface inside the extending rod 1, a clamping block 15 is horizontally and integrally formed at the lower end of the limiting rod 11, bulges are integrally formed at the upper ends of the two sides of the clamping block 15, the bulges at the upper ends of the two sides of the clamping block 15 are matched with the insides of the limiting grooves 14, a first clamping block 5 is welded and fixed at the upper end of the extending rod 1, a fixed block 6 is welded and fixed at the central position of the right side of the first clamping block 5, a connecting rod 10 is vertically and movably inserted at the central position of the fixed block 6, the cross section of the connecting rod 10 is rectangular, an adjusting screw rod 9 is welded, two sides of the upper end of the adjusting block 8 are integrally formed with sliding blocks 16, the sliding blocks 16 are movably mounted at the lower end of the fixing block 6 through sliding rails, the adjusting block 8 slides along the lower end of the fixing block 6 through the sliding blocks 16, and the upper end of the connecting rod 10 is fixedly welded with a second clamping block 7.

The working principle is as follows: when the device is used, a nut is arranged between the first clamping block 5 and the second clamping block 7, then the adjusting block 8 is held outside the adjusting block 8 to rotate, the adjusting block 8 rotates around the fixing block 6 through the sliding block 16, so that the adjusting screw 9 moves downwards along the inside of the adjusting block 8, the connecting rod 10 drives the second clamping block 7 to move downwards to match with the first clamping block 5 to clamp the nut, then a user holds the position of the cushion 3 outside the operating rod 2, then the pressing block 12 is pressed by fingers to move the limiting rod 11 downwards, the spring 13 is compressed, the protrusions at the upper ends of the two sides of the clamping block 15 are far away from the limiting groove 14, then the operating rod 2 is slid downwards to extend the operating rod 2, so that the operating rod 2 is extended to be convenient for labor saving, then the pressing block 12 is loosened, the spring 13 drives the limiting rod 11 to reset, so that the clamping block 15 moves upwards to clamp the corresponding limiting groove 14, the position of the operating rod 2 is fixed, the operation is convenient to rotate, the resetting is completed, and the position of the operating rod 2 is shortened for convenient carrying.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A maintenance spanner convenient to use, includes action bars (2), its characterized in that: an extension rod (1) is arranged at the upper end of the operating rod (2), the interior of the extension rod (1) is hollow, a sliding groove (4) is vertically formed in the center position of the front end of the extension rod (1), the sliding groove (4) is communicated with the interior of the extension rod (1), a limiting rod (11) is vertically arranged at the center position of the operating rod (2), the lower end of the limiting rod (11) penetrates through the sliding groove (4) to extend to the interior of the extension rod (1), a spring (13) is arranged between a pressing block (12) and the upper surface of the operating rod (2) at the outer side of the limiting rod (11), a plurality of limiting grooves (14) are uniformly formed in the upper surface of the interior of the extension rod (1) on two sides of the sliding groove (4), a clamping block (15) is horizontally arranged at the lower end of the limiting rod (11), a first clamping block (5) is arranged at the upper end of the extension rod (1), a fixing block (6, fixed block (6) central point puts and is provided with connecting rod (10) perpendicularly, fixed block (6) below is provided with adjusting screw (9) at connecting rod (10) lower extreme, adjusting screw (9) outside is provided with regulating block (8), regulating block (8) inside sets up to hollow, regulating block (8) upper end both sides are provided with slider (16), connecting rod (10) upper end is provided with second grip block (7).

2. The easy to use service wrench of claim 1, wherein: the outer side of the operating rod (2) is provided with a soft pad (3) in a surrounding mode, and the outer side of the soft pad (3) is provided with an anti-skid bulge.

3. The easy to use service wrench of claim 1, wherein: the upper end of the limiting rod (11) is provided with a pressing block (12).

4. The easy to use service wrench of claim 1, wherein: the upper ends of the two sides of the clamping block (15) are provided with bulges, and the bulges at the upper ends of the two sides of the clamping block (15) are matched with the inner part of the limiting groove (14).

5. The easy to use service wrench of claim 1, wherein: the cross section of the connecting rod (10) is rectangular.

6. The easy to use service wrench of claim 1, wherein: the sliding block (16) is arranged at the lower end of the fixing block (6).