CN213765631U

CN213765631U - Screwdriver for electrical maintenance

Info

Publication number: CN213765631U
Application number: CN202022903885.XU
Authority: CN
Inventors: 韩大勇; 郭守凤
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-07-23
Anticipated expiration: 2030-12-04

Abstract

The utility model discloses a screwdriver for electrical maintenance, including handle and screwdriver bit, the outside cover of handle is equipped with insulating rubber, the one end central point department of putting of handle is provided with the screwdriver bit, fixed knot constructs the one end that sets up to be close to the handle in the screwdriver bit, adjust the structure and set up the one end that is close to the screwdriver bit in the inside bottom of handle, it still includes the adjustment tank to adjust the structure, the adjustment tank sets up the one end that is close to the screwdriver bit in the inside bottom of handle, the fixed block is all installed to the both sides on the inside top of adjustment tank. The utility model discloses press the control lever downwards during use, drive the stopper and move down, control lever about following, drive screwdriver head through connecting pipe and sliding block and contract and extend, can not only be according to exterior space's big or small adjustment screwdriver length like this, can also contract screwdriver head to the handle inside when not using, conveniently carry.

Description

Screwdriver for electrical maintenance

Technical Field

The utility model relates to a screwdriver technical field specifically is a screwdriver for electrical maintenance.

Background

The screwdriver is a very common tool in our daily life, and is also an indispensable tool in electrical maintenance, and the screwdriver is a tool that screws the screw through the rotation and makes it fix or become flexible, but most of the tool bits and the handle of current screwdriver are fixed connection, can not change the tool bit alone, and this has just led to carrying multiple screwdriver according to the model of different screws when using, has increased maintenance workman's burden.

With the continuous installation and use of the screwdriver for electrical maintenance, the following problems are found in the use process:

1. the general tool bit of screwdriver for traditional electrical maintenance and handle are fixed connection, can't change the screw tool bit alone during the use, need carry the screwdriver of a lot of different models during the use just can.

2. The traditional screwdriver for electrical maintenance does not have a device for protecting the screwdriver head, is inconvenient to carry in daily use, and the screwdriver head is easy to damage furniture and people.

3. The traditional screwdriver handle for electrical maintenance does not have a device for storing the replaced screwdriver head, so that the screwdriver head and the handle are separately arranged and are easy to lose.

Therefore, it is necessary to design a screwdriver for electrical maintenance in view of the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a screwdriver for electrical maintenance to propose among the above-mentioned background art current not protect screwdriver head and can't change screwdriver head's problem alone.

In order to achieve the above object, the utility model provides a following technical scheme: a screwdriver for electrical maintenance comprises a handle, a screwdriver head, a fixing structure capable of replacing the screwdriver head, an accommodating structure convenient for starting closing a storage tube and an adjusting structure capable of controlling the extension length of the screwdriver head;

the handle is sleeved with insulating rubber, a screwdriver bit is arranged in the center of one end of the handle, and the fixing structure is arranged at one end, close to the handle, of the screwdriver bit;

the adjusting structure is arranged at one end, close to the screwdriver head, of the bottom end in the handle;

the adjusting structure further comprises an adjusting groove, the adjusting groove is arranged at one end, close to the screwdriver head, of the bottom end inside the handle, fixed blocks are mounted on two sides of the top end inside the adjusting groove, a return spring is arranged at one end, close to the screwdriver head, of the bottom end inside the adjusting groove, a control rod is arranged at the top end of the return spring, limiting blocks are mounted at the bottoms of two sides of the control rod, a sliding block is arranged at one end, close to the screwdriver head, of the top end of the adjusting groove, and the bottom end of the control rod penetrates through the sliding block and is connected with the top of the return spring;

the connecting pipe is installed to the one end that the sliding block is close to screwdriver head, the inside upper portion that is close to screwdriver head one end of handle is provided with the storage tube, seal structure sets up in the one end that the handle is close to screwdriver head.

Preferably, the bottom end of the return spring is in sliding connection with the bottom end inside the adjusting groove, and the length of the limiting block is longer than that of the fixing block.

Preferably, the accommodating structure comprises a sealing plate, a first spring, a connecting block and a limiting groove, the limiting groove is arranged at the middle position of the handle close to one end of the screwdriver head, the first spring is installed at the bottom end of the inner part of the limiting groove, the connecting block is arranged at the top end of the first spring, and the sealing plate is installed at one end of the connecting block close to the handle.

Preferably, the storage tube is the same with the sealing plate in diameter size, and the containing structure is symmetrically provided with two groups at one end of the handle close to the screwdriver head.

Preferably, the fixing structure is composed of a fixing rod, a clamping block, a second spring and a clamping groove, the fixing rod is arranged at one end, close to the handle, of the screwdriver head, the second spring is arranged at the central position inside the fixing rod, the clamping block is arranged at the two ends of the second spring, and the clamping groove is formed in the side wall of the connecting pipe.

Preferably, the clamping block is matched with the clamping groove, and the diameter of the connecting pipe is smaller than that of the screwdriver head.

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

1. by arranging the control rod, the limiting block, the reset spring, the fixed block, the adjusting groove, the connecting pipe and the sliding block, when in use, the control rod is pressed downwards to extrude the reset spring, the limiting block is driven to move downwards to be lowered below the fixed block, then the control rod is moved leftwards and rightwards, the screwdriver head is driven to contract and extend through the connecting pipe and the sliding block, after the proper length is reached, the control rod is loosened to clamp the limiting block between the fixed blocks again under the action of the reset spring, so that the length of the screwdriver can be adjusted according to the size of an external space, the use is convenient, the screwdriver head can be contracted into the handle when not in use, a user is protected from being scratched by the screwdriver head, and the carrying is convenient;

2. by arranging the storage tube, the sealing plate, the first spring, the connecting block and the limiting groove, when the screwdriver is used, the connecting block is shifted downwards to extrude the first spring to drive the sealing plate to move downwards, screwdriver bits of different types can be placed inside the storage tube at the moment, and after the connecting block is loosened, the opening of the storage tube is blocked by the sealing plate again under the action of the first spring, so that the whole device can carry three different screwdriver bits at most, the daily use is convenient, and the screwdriver bits are not easy to lose;

3. through being provided with dead lever, fixture block, second spring, draw-in groove and connecting pipe, inwards press the fixture block during use, compress the second spring, make fixture block and draw-in groove separation to extract screwdrivers blade and dead lever, change the screwdrivers blade of different models again, can reach daily demand through the screwdrivers blade of changing different models like this, thereby reduced the gravity of carrying, reduced maintainer's burden.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is a schematic top view of the cross-sectional structure of the present invention;

FIG. 3 is a schematic side view of the cross-sectional structure of the present invention;

FIG. 4 is a schematic side view of the present invention;

fig. 5 is an enlarged schematic structural diagram of a in fig. 2 according to the present invention.

In the figure: 1. a handle; 2. a storage tube; 3. a control lever; 4. a receiving structure; 401. a sealing plate; 402. a first spring; 403. connecting blocks; 404. a limiting groove; 5. a fixed structure; 501. fixing the rod; 502. a clamping block; 503. a second spring; 504. a card slot; 6. a screwdriver bit; 7. a limiting block; 8. a return spring; 9. a fixed block; 10. an adjustment groove; 11. an insulating rubber; 12. a connecting pipe; 13. and a slider.

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.

Example 1: referring to fig. 1-4, a screwdriver for electrical maintenance includes a handle 1 and a screwdriver head 6, and further includes a fixing structure 5 capable of replacing the screwdriver head 6, a receiving structure 4 for facilitating the start of closing the storage tube 2, and an adjusting structure capable of controlling the extension length of the screwdriver head 6;

the outer part of the handle 1 is sleeved with insulating rubber 11, a screwdriver head 6 is arranged at the center of one end of the handle 1, and a fixing structure 5 is arranged at one end, close to the handle 1, of the screwdriver head 6;

the adjusting structure is arranged at one end of the bottom end in the handle 1 close to the screwdriver head 6;

referring to fig. 1-4, the screwdriver for electrical maintenance further comprises an adjusting structure, the adjusting structure comprises an adjusting groove 10, the adjusting groove 10 is arranged at one end, close to the screwdriver head 6, of the bottom end inside the handle 1, fixed blocks 9 are arranged on two sides of the top end inside the adjusting groove 10, a return spring 8 is arranged at one end, close to the screwdriver head 6, of the bottom end inside the adjusting groove 10, a control rod 3 is arranged at the top end of the return spring 8, limiting blocks 7 are arranged at the bottoms of two sides of the control rod 3, a sliding block 13 is arranged at one end, close to the screwdriver head 6, of the top end of the adjusting groove 10, and the bottom end of the control rod 3 penetrates through the;

a connecting pipe 12 is arranged at one end of the sliding block 13 close to the screwdriver head 6, a storage pipe 2 is arranged at the upper part of one end of the handle 1 close to the screwdriver head 6, and a containing structure 4 is arranged at one end of the handle 1 close to the screwdriver head 6;

the bottom end of the return spring 8 is in sliding connection with the bottom end inside the adjusting groove 10, and the length of the limiting block 7 is longer than that of the fixing block 9;

specifically, as figure 1, figure 2 and figure 3 show, press control lever 3 extrusion reset spring 8 downwards during the use, drive stopper 7 downstream, reduce to fixed block 9 below, control lever 3 is controlled to the removal afterwards, drive screwdriver bit 6 through connecting pipe 12 and sliding block 13 and contract and extend, reach suitable length after, loosen control lever 3 and block stopper 7 again between fixed block 9 under reset spring 8's effect, so can not only be according to outside space's size adjustment screwdriver length, facilitate the use, can also shrink screwdriver bit 6 to handle 1 inside when not using, protect the user can not by screwdriver bit 6 fish tail, conveniently carry.

Example 2: the accommodating structure 4 consists of a sealing plate 401, a first spring 402, a connecting block 403 and a limiting groove 404, the limiting groove 404 is arranged at the middle position of one end, close to the screwdriver head 6, of the handle 1, the first spring 402 is installed at the bottom end inside the limiting groove 404, the connecting block 403 is arranged at the top end of the first spring 402, and the sealing plate 401 is installed at one end, close to the handle 1, of the connecting block 403;

the storage tube 2 and the sealing plate 401 have the same diameter, and two groups of the storage structures 4 are symmetrically arranged at one end of the handle 1 close to the screwdriver head 6

Specifically, as shown in fig. 1, fig. 2 and fig. 3, stir connecting block 403 downwards during use and extrude first spring 402, drive sealing plate 401 and move downwards, can place the inside of holding tube 2 with the screwdriver head 6 of different models this moment, loosen connecting block 403 after, under the effect of first spring 402, sealing plate 401 blocks up the opening of holding tube 2 again, can make whole device carry three kinds of different screwdriver heads 6 at most like this, make things convenient for daily use, and be difficult for losing screwdriver head 6 moreover.

Example 3: the fixing structure 5 is composed of a fixing rod 501, a clamping block 502, a second spring 503 and a clamping groove 504, the fixing rod 501 is arranged at one end of the screwdriver head 6 close to the handle 1, the second spring 503 is arranged at the central position inside the fixing rod 501, the clamping blocks 502 are arranged at two ends of the second spring 503, and the clamping groove 504 is arranged on the side wall of the connecting pipe 12;

the fixture block 502 is matched with the clamping groove 504, and the diameter of the connecting pipe 12 is smaller than that of the screwdriver head 6;

specifically, as shown in fig. 1, 3 and 5, when the screwdriver is used, the fixture block 502 is pressed inwards, the second spring 503 is compressed, the fixture block 502 is separated from the clamping groove 504, the screwdriver head 6 and the fixing rod 501 are pulled out, and then the screwdriver heads 6 of different models are replaced, so that daily requirements can be met by replacing the screwdriver heads 6 of different models, the carrying gravity is reduced, and the burden of maintenance workers is reduced.

The working principle is as follows: when the device is used, the fixture block 502 is pressed inwards to compress the second spring 503, so that the fixture block 502 is separated from the clamping groove 504, the screwdriver head 6 and the fixing rod 501 are pulled out, the screwdriver head 6 with the required model is found, the fixture block 502 is pressed, and the fixing rod 501 is placed in the connecting pipe 12 to be clamped with the clamping groove 504.

Subsequently, the connecting block 403 is shifted downwards to extrude the first spring 402, the sealing plate 401 is driven to move downwards, the screwdriver head 6 before replacement is placed into the storage pipe 2, the connecting block 403 is loosened under the action of the first spring 402, the sealing plate 401 is driven through the connecting block 403 to block the opening of the storage pipe 2 again, and the storage of the screwdriver head 6 is completed.

Last 3 extrusion reset springs 8 of holding down control lever, drive stopper 7 downstream, reduce to fixed block 9 below, control lever 3 moves about afterwards, drive screwdriver bit 6 through connecting pipe 12 and sliding block 13 and contract and extend, reach suitable length after, loosen control lever 3 and block stopper 7 again between fixed block 9 under reset springs 8's effect to make the length of screwdriver bit 6 inside flexible, facilitate the use in handle 1.

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. The utility model provides a screwdriver for electrical maintenance, includes handle (1) and screwdriver head (6), its characterized in that: the screwdriver head comprises a storage tube (2), a fixing structure (5) capable of replacing the screwdriver head (6), an accommodating structure (4) convenient for starting to close the storage tube and an adjusting structure capable of controlling the extending length of the screwdriver head (6);

the insulating rubber (11) is sleeved outside the handle (1), a screwdriver bit (6) is arranged in the center of one end of the handle (1), and the fixing structure (5) is arranged at one end, close to the handle (1), of the screwdriver bit (6);

the adjusting structure is arranged at one end, close to the screwdriver head (6), of the bottom end in the handle (1);

the adjusting structure further comprises an adjusting groove (10), the adjusting groove (10) is arranged at one end, close to the screwdriver head (6), of the bottom end inside the handle (1), fixed blocks (9) are mounted on two sides of the top end inside the adjusting groove (10), a reset spring (8) is arranged at one end, close to the screwdriver head (6), of the bottom end inside the adjusting groove (10), a control rod (3) is arranged at the top end of the reset spring (8), limiting blocks (7) are mounted at the bottoms of two sides of the control rod (3), a sliding block (13) is arranged at one end, close to the screwdriver head (6), of the top end of the adjusting groove (10), and the bottom end of the control rod (3) penetrates through the sliding block (13) to be connected with the top of the reset spring (8);

connecting pipe (12) are installed to the one end that sliding block (13) are close to screwdriver bit (6), handle (1) inside upper portion that is close to screwdriver bit (6) one end is provided with storage tube (2), accomodate structure (4) and set up in handle (1) one end that is close to screwdriver bit (6).

2. The screwdriver as claimed in claim 1, wherein: the bottom of reset spring (8) and the inside bottom of adjustment tank (10) are sliding connection, the length of stopper (7) is longer than fixed block (9).

3. The screwdriver as claimed in claim 1, wherein: accomodate structure (4) and constitute by closing plate (401), first spring (402), connecting block (403) and spacing groove (404), spacing groove (404) set up in handle (1) and are close to the intermediate position department of screwdriver bit (6) one end, first spring (402) are installed to the inside bottom in spacing groove (404), and the top of first spring (402) is provided with connecting block (403), closing plate (401) are installed to the one end that connecting block (403) are close to handle (1).

4. The screwdriver as claimed in claim 3, wherein: the diameter of the storage tube (2) is the same as that of the sealing plate (401), and two groups of the storage structures (4) are symmetrically arranged at one end, close to the screwdriver head (6), of the handle (1).

5. The screwdriver as claimed in claim 1, wherein: fixed knot constructs (5) and comprises dead lever (501), fixture block (502), second spring (503) and draw-in groove (504), dead lever (501) set up in screwdriver head (6) one end near handle (1), the inside central point department of dead lever (501) is provided with second spring (503), and fixture block (502) are all installed at the both ends of second spring (503), the lateral wall of connecting pipe (12) is provided with draw-in groove (504).

6. The screwdriver as claimed in claim 5, wherein: the fixture block (502) is matched with the clamping groove (504), and the diameter of the connecting pipe (12) is smaller than that of the screwdriver head (6).