CN219617692U

CN219617692U - Universal lengthening arm

Info

Publication number: CN219617692U
Application number: CN202320361446.1U
Authority: CN
Inventors: 牛福强
Original assignee: Baic Lidai Industrial Technology Service Beijing Co ltd
Current assignee: Baic Lidai Industrial Technology Service Beijing Co ltd
Priority date: 2023-02-22
Filing date: 2023-02-22
Publication date: 2023-09-01
Anticipated expiration: 2033-02-22

Abstract

The utility model discloses a general type lengthening arm, which belongs to the technical field of tool accessories and adopts the technical scheme that the general type lengthening arm comprises a force arm part, a sleeve part is arranged on the left side of the force arm part, a screw sleeve is arranged on the outer side of the sleeve part, a screw is connected to the inner side of the screw sleeve in a threaded manner, the outer side of the screw penetrates through the sleeve part to the inner side of the sleeve part, the sleeve part is used for being connected with a spanner which needs to be lengthened through the cooperation of the force arm part and the sleeve part, the force arm part is used for prolonging the force arm, so that the action of the spanner is more labor-saving, the screw sleeve is matched with the screw, the screw can enter or withdraw along the sleeve part when the screw sleeve rotates, and the screw can be pressed on the outer side of the spanner after the holding part of the sleeve part is connected, so as to fix a device and the spanner.

Description

Universal lengthening arm

Technical Field

The utility model relates to the technical field of tool accessories, in particular to a general type lengthening arm.

Background

The wrench is a common installation and disassembly tool, is a manual tool for screwing bolts, screws, nuts and other threads to tightly clamp openings or trepanning fasteners of the bolts or the nuts by utilizing a lever principle, often meets the condition that the bolts are rusted in the working process of using the wrench, often occurs when the wrench is used for disassembling, the action of the bolts cannot be normally performed due to the fact that the moment arm of the wrench is too short, and then a lengthening arm is needed to assist the user in working.

The existing wrench lengthening arms are different in size, and the peripheral metal sleeves are usually used at the handle positions of the wrench, so that the lengthening arms with proper calibers are troublesome to find, and the problem that the calibers of the lengthening arms cannot be matched with the tool handles is solved by manufacturing a universal lengthening arm for changing the problem.

Chinese patent CN211615409U discloses a torque wrench capable of extending an operating arm, and in particular provides a torque wrench capable of extending the operating arm, comprising: a wrench having a head and a rod connected to the rear end of the head; the jack is concavely arranged at the rear end of the rod body; a cover for detachably closing the jack; an extension rod, the front end of which forms a plug which can be inserted into the jack of the wrench or separated; the elastic positioning component is arranged between the plug of the extension rod and the jack of the wrench, and when the plug of the extension rod is plugged into the jack, the elastic positioning component enables the plug to be positioned, so that the wrench can be independently operated for use; when the torque is needed to be greater, the extension rod can be combined with the rear end of the wrench to form a longer operation arm so as to meet the requirement of large torque.

The torque wrench capable of extending the operation arm of force can extend the arm length of the wrench, but the part of the extension arm of the torque wrench cannot be disassembled, and if all wrench tools are provided with the structure, a larger space is needed for placing the wrench, so that the torque wrench is inconvenient to use.

Disclosure of Invention

The utility model provides a general type extension arm, which aims to solve the problem that the conventional wrench extension arm is generally sleeved at the handle position of a wrench by using peripheral metal sleeves because of different sizes of the wrench, so that the conventional wrench extension arm is troublesome to find the extension arm with a proper caliber. Therefore, in order to change the problem, a universal extension arm is manufactured to solve the problem that the caliber of the extension arm cannot be matched with the tool handle.

The utility model is realized in such a way that the universal lengthening arm comprises a force arm part, wherein the left side of the force arm part is provided with a sleeve part, the outer side of the sleeve part is provided with a screw sleeve, the inner side of the screw sleeve is in threaded connection with a screw rod, and the outer side of the screw rod penetrates through the sleeve part to the inner side of the sleeve part.

In order to achieve the effect of facilitating the installation and fixation of the screw sleeve, the universal lengthening arm is preferably characterized in that a support is bolted to the outer side of the sleeve part, the support is arranged on the inner side of the screw sleeve, and the screw penetrates through the support.

In order to achieve the effect of facilitating the stable contact of the fixed wrench, the general-purpose lengthening arm is preferably provided with a pressing block on the inner side of the sleeve part, and one side, close to the screw, of the pressing block is bolted with the screw.

In order to achieve the effect of being convenient for people to hold more comfortably, the universal lengthening arm is preferably used, a grip is sleeved on one side, far away from the sleeve part, of the outer side of the arm part, and anti-slip lines are formed on the surface of the grip.

In order to achieve the effect of making the structure more reasonable, the general-purpose lengthening arm is preferably made of metal tube materials.

In order to achieve the effect of facilitating the disassembly and assembly of the force arm part and the sleeve part, the universal lengthening arm is preferably characterized in that an inserting block is bolted on the left side of the force arm part, an inserting groove is formed on the right side of the sleeve part, and the surface of the inserting block is inserted into the inserting groove.

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

this general type extension arm, through power arm portion and sleeve portion cooperation, sleeve portion is used for being connected with the spanner of required extension, and arm of force portion is used for the extension arm of force for to the action of spanner more laborsaving, the swivel nut and the screw rod cooperation of setting, the screw rod can get into or withdraw from along sleeve portion when the swivel nut rotates, after connecting the portion of gripping of sleeve portion spanner, rotates the swivel nut can make the screw rod support and press in the spanner outside, in order to accomplish the fixed to device and spanner.

Drawings

FIG. 1 is a general construction diagram of a universal extender arm according to the present utility model;

FIG. 2 is a cross-sectional view of the body structure of the present utility model;

FIG. 3 is a schematic view showing the main structure of the present utility model;

FIG. 4 is a left side cross-sectional view of the sleeve portion of the present utility model;

FIG. 5 is a schematic view of the structure of the support of the present utility model;

fig. 6 is a left side cross-sectional view of a partial structure of the present utility model.

In the figure, 1, a force arm part; 2. a sleeve portion; 3. a screw sleeve; 4. a screw; 5. a support; 6. pressing blocks; 7. a grip; 8. a plug block; 9. and a plug-in groove.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, in the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Referring to fig. 1-6, the present utility model provides the following technical solutions: the universal lengthening arm comprises a force arm part 1, a sleeve part 2 is arranged on the left side of the force arm part 1, a threaded sleeve 3 is arranged on the outer side of the sleeve part 2, a screw 4 is connected with the inner side of the threaded sleeve 3 in a threaded manner, and the outer side of the screw 4 penetrates through the sleeve part 2 to the inner side of the sleeve part 2.

In this embodiment: through the cooperation of power arm 1 and sleeve portion 2, sleeve portion 2 is used for being connected with the spanner of required extension, and power arm 1 is used for the extension arm of force for to the action of spanner more laborsaving, the cooperation of swivel nut 3 and screw rod 4 that sets up, screw rod 4 can get into or withdraw from along sleeve portion 2 when swivel nut 3 rotates, after connecting the portion of gripping of sleeve portion 2 spanner, rotate swivel nut 3 can make screw rod 4 to support the pressure in the spanner outside, in order to accomplish the fixed to device and spanner.

As a technical optimization scheme of the utility model, a support 5 is bolted to the outer side of the sleeve part 2, the support 5 is arranged on the inner side of the screw sleeve 3, and the screw 4 penetrates through the support 5.

In this embodiment: by providing the abutment 5, it is possible to facilitate the limiting of the threaded sleeve 3 and the limiting of the movement position of the threaded rod 4.

As a technical optimization scheme of the utility model, the inner side of the sleeve part 2 is provided with a pressing block 6, and one side of the pressing block 6 close to the screw 4 is bolted with the screw 4.

In this embodiment: through setting up the briquetting 6, when screw rod 4 removes along sleeve portion 2, can support through the portion of holding of briquetting 6 to the spanner for the connection of structure is more firm.

As a technical optimization scheme of the utility model, a grip 7 is sleeved on one side of the outer side of the force arm part 1, which is far away from the sleeve part 2, and anti-skid lines are formed on the surface of the grip 7.

In this embodiment: through setting up handle 7, can be convenient for let personnel's limbs more comfortable when being contacted with force arm 1, the condition that the antiskid line of setting can avoid the hand to skid takes place.

As a technical optimization scheme of the utility model, the force arm part 1 is made of metal tube materials.

In this embodiment: the force arm part 1 made of the metal pipe material can save materials under the condition of ensuring the strength, and the force arm parts 1 with different lengths are adopted, so that the flexible tool can be conveniently used for adjustment.

As a technical optimization scheme of the utility model, the left side of the force arm part 1 is bolted with the plug-in block 8, the right side of the sleeve part 2 is provided with the plug-in groove 9, and the surface of the plug-in block 8 is plugged with the plug-in groove 9.

In this embodiment: through setting up plug block 8 and grafting groove 9 cooperation, can be convenient for carry out the dismouting with power arm portion 1 and sleeve portion 2 to adjust according to the service scenario.

Working principle: firstly, the needed extended spanner is sleeved in the sleeve part 2, then the screw sleeve 3 is rotated along the support 5, the screw 4 enters or exits along the sleeve part 2 when the screw sleeve 3 rotates, after the sleeve part 2 spanner is connected, the screw 4 is pressed on the outer side of the spanner through the pressing block 6 by rotating the screw sleeve 3, so that the device and the spanner are fixed, and different force arm parts 1 can be conveniently replaced through the matching of the inserting block 8 and the inserting groove 9.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. General type extension arm, including power arm (1), its characterized in that: the left side of arm of force portion (1) is provided with sleeve portion (2), the outside of sleeve portion (2) is provided with swivel nut (3), the inboard threaded connection of swivel nut (3) has screw rod (4), the outside of screw rod (4) runs through sleeve portion (2) to the inboard of sleeve portion (2).

2. The universal lengthening arm of claim 1, wherein: the outside of sleeve portion (2) is bolted there is support (5), support (5) set up the inboard at swivel nut (3), screw rod (4) run through support (5).

3. The universal lengthening arm of claim 2, wherein: the inner side of the sleeve part (2) is provided with a pressing block (6), and one side, close to the screw rod (4), of the pressing block (6) is in bolt connection with the screw rod (4).

4. The universal lengthening arm of claim 1, wherein: one side of the outer side of the force arm part (1) far away from the sleeve part (2) is sleeved with a handle (7), and the surface of the handle (7) is provided with anti-skid lines.

5. The universal lengthening arm of claim 1, wherein: the force arm part (1) is made of metal tube materials.

6. The universal lengthening arm of any one of claims 1-5, wherein: the left side bolt of arm of force portion (1) has grafting piece (8), grafting groove (9) have been seted up on the right side of sleeve portion (2), the surface and the grafting groove (9) grafting of grafting piece (8).