CN108098701A - A kind of spanner and the dual tool of screwdriver unification - Google Patents

Abstract

The invention provides a dual-purpose tool combining a wrench and a screwdriver, and relates to the technical field of daily necessities. Wherein, it includes a clamping hand assembly, a rotating gear shaft, a first shaft sleeve and a second shaft sleeve; the rotating gear shaft includes a connected gear part and a rotating shaft main body; the clamping hand assembly includes two clamping hand units, the The gripper unit includes a gripper main body and a sawtooth plate arranged on one side of the gripper body. When the gear rotates forward and reverse, the two gripper main bodies can be opened and clamped. After the main body parts of the gripper are close to each other, the two splicing parts become a screw groove insertion part; when the gear limiting part cooperates with the gear limiting groove, the second sleeve part is in the first Cannot be rotated under the limit of sleeve portion. The dual-purpose tool of the invention, which combines a wrench and a screwdriver, can effectively overcome the problem of slow efficiency caused by using a wrench and a screwdriver to rotate fixed parts such as bolts and screws in the traditional operation process.

Description

A dual-purpose tool combining a wrench and a screwdriver

technical field

The invention relates to the technical field of daily necessities, in particular to a dual-purpose tool combining a wrench and a screwdriver.

Background technique

In daily life, when bolts or screws need to be disassembled, a wrench and a screwdriver are often used, but it is very inconvenient to carry two tools every time, and it is necessary to replace the tools to tighten them when encountering different fixing parts and let go.

At the same time, the existing wrench needs to be specially adjusted to another elastic switch to fix the opening degree of the wrench after adjusting the opening size, which is not fast and convenient enough to use.

Contents of the invention

The invention provides a dual-purpose tool which is convenient to use and can effectively realize the functions of a wrench and a screwdriver. Inconvenient technical problems caused by replacement.

The present invention is achieved like this:

A dual-purpose tool combining a wrench and a screwdriver, comprising a clamp assembly, a rotating pinion shaft, a first sleeve and a second sleeve; the second sleeve includes a detachable first sleeve portion and a second sleeve portion The first shaft sleeve is fixedly connected with the first sleeve portion; the rotating gear shaft is arranged in the first shaft sleeve, the rotating gear shaft includes a connected gear portion and a rotating shaft main body, the One end of the main body of the rotating shaft is fixedly connected coaxially with the gear part, and the other end passes through the first sleeve and the first sleeve part in turn and is fixed in the second sleeve part; the gripper assembly includes two grippers unit, each of the gripper units includes a gripper main body and a sawtooth plate arranged on one side of the gripper main body, one side of the two sawtooth plates is serrated, and the two sawtooth plates are respectively set Above and below the gear part, and the two saw-toothed plates are meshed with the gear part, the gripper body part is arranged on the outside of the first sleeve, when the gear part rotates positively and negatively The opening and clamping of the two main body parts of the gripper can be realized. The two main body parts of the gripper are arranged along the length direction of the rotating pinion shaft, and the two main body parts of the gripper are far away from the second The surfaces of the two sets of parts are all provided with splicing parts, and after the two gripper main parts are close to each other, the two splicing parts become a screw groove insertion part for use as a screwdriver; the second set part and the first Any one of the two surfaces opposite to the set part is provided with an outwardly protruding gear stopper, and the other surface is provided with a gear stopper at the position opposite to the gear stopper. The gear limit slot that fits the position part. When the gear limit part is matched with the gear limit groove, the second sleeve part cannot be rotated under the limit of the first sleeve part, so as to realize When the two clamp main parts are separated from each other, a clamping space used as a wrench is defined.

As a further improvement, both the first shaft sleeve and the first sleeve portion are provided with a circular hole through which the rotary gear shaft passes to realize the movement of the rotary gear in the circular hole along the length direction, the A limiting chute for lateral sliding of the sawtooth plate is also opened in the first bushing.

As a further improvement, the gear limiting portion has at least 180 teeth.

As a further improvement, a limiting portion is further provided in the first sleeve, and the radius of the limiting portion is larger than the main body of the rotating shaft and smaller than the gear portion.

As a further improvement, both the gear limiting portion and the gear limiting groove are distributed coaxially with the rotating gear shaft.

As a further improvement, the first sleeve portion and the second sleeve portion are cylindrical, and the outer walls of the first sleeve portion and the second sleeve portion are provided with several anti-slip grooves arranged along the length direction.

As a further improvement, the two opposite surfaces of the first sleeve part and the second sleeve part may be further provided with magnetic parts, so as to realize the mutual adsorption of the first sleeve part and the second sleeve part.

As a further improvement, the length of the sawtooth plate is 3cm-5cm.

The beneficial effects of the present invention are:

1. A dual-purpose tool that combines a wrench and a screwdriver in the present invention retains the basic shape of the screwdriver in structure, and at the same time, the handle part is designed as the structure of the first sleeve part and the second sleeve part combined with the rotating pinion shaft. Realize the adjustment of the two states of controlling the opening, closing and fixing of the gripper unit, and fix the movement of the first sleeve part and the two gripper units through a first sleeve fixed to the first sleeve part, and skillfully connect the wrench and The screwdriver and two kinds of tools are fused together to realize the dual-purpose of one tool, which effectively solves the inconvenience of needing two tools in the traditional operation process. The replacement of each state greatly reduces the operation time and saves manpower

2. The dual-purpose tool of the present invention combines a wrench and a screwdriver as a whole, by rotating the second bushing, it can effectively drive the rotating gear shaft to rotate and control the opening and closing movements of the two clamping units, which can be convenient and fast Realize the adjustment of the distance between the two clamping hand units to realize the clamping of the bolt or form the bolt groove insertion part when they are completely close to realize the insertion of the groove part of the screw. At the same time, after adjusting to the required distance, the second can be inserted The second shaft sleeve is pushed towards the first shaft sleeve to realize the fast engagement of the gear stopper and the gear stopper groove to ensure that the second bushing will not move relative to the first bushing. The gear stopper and the gear stopper are used. The structure of the groove can effectively realize that when the two gripper units are opened or closed to any position, the user can quickly and effectively ensure that the second shaft sleeve does not rotate any more to drive the rotation of the gear shaft to cause the two grippers The problem of changing the distance between the units, the overall structure of retaining the screwdriver to screw the screw is very convenient and incorporates the function of the wrench, realizing the two-in-one of the wrench and the screwdriver, overcoming the need for two tools in the traditional operation process. Problems with turning bolts and screws.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the accompanying drawings used in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of the present invention, and therefore do not It should be regarded as a limitation on the scope, and those skilled in the art can also obtain other related drawings based on these drawings without creative work.

Fig. 1 is a schematic structural view of a dual-purpose tool combining a wrench and a screwdriver according to the present invention;

Fig. 2 is a schematic structural view of a dual-purpose tool combining a wrench and a screwdriver according to the present invention;

Fig. 3 is a schematic view of the structure of a wrench-screwdriver-in-one dual-purpose tool according to the present invention after the first bushing is removed.

Description of main component symbols

Gripper assembly 10,

Gripper unit 11,

Gripper body part 111,

Serrated plate 112,

Rotate gear shaft 20,

gear part 21,

Rotary axis main body 22,

first bushing 30,

Second shaft sleeve 40,

The first set of department 41,

The second set of department 42,

Stitching part 50,

Gear limit part 60,

Gear limit groove 70,

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments It is some embodiments of the present invention, but not all of them. Based on the implementation manners in the present invention, all other implementation manners obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention. Accordingly, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the invention. Based on the implementation manners in the present invention, all other implementation manners obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", " Orientation indicated by rear, left, right, vertical, horizontal, top, bottom, inside, outside, clockwise, counterclockwise, etc. The positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, Therefore, it should not be construed as limiting the invention.

In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, a feature defined as "first" and "second" may explicitly or implicitly include one or more of these features. In the description of the present invention, "plurality" means two or more, unless otherwise specifically defined.

Please refer to FIG. 1 to FIG. 3 , in the embodiment, a wrench and a screwdriver are combined into one dual-purpose tool, including a gripper assembly 10, a rotating pinion shaft 20, a first bushing 30 and a second bushing 40; The two-shaft sleeve 40 includes a detachable first sleeve portion 41 and a second sleeve portion 42; the first sleeve 30 is fixedly connected to the first sleeve portion 41; the rotating gear shaft 20 is arranged on the first In the sleeve 30, the rotating pinion shaft 20 includes a connected gear part 21 and a rotating shaft main body 22, one end of the rotating shaft main body 22 is coaxially fixedly connected with the gear part 21, and the other end passes through the first A shaft sleeve 30 and the first sleeve portion 41 are fixed in the second sleeve portion 42 .

The gripper assembly 10 includes two gripper units 11, each gripper unit 11 includes a gripper main body 111 and a sawtooth plate 112 arranged on one side of the gripper main body 111, and the two sawtooths One side of the plates 112 is sawtoothed, and the two sawtooth plates 112 are respectively arranged above and below the gear part 21, and both of the sawtooth plates 112 are meshed with the gear part 21. The main body part 111 is arranged on the outside of the first bushing 30. When the gear part 21 rotates forward and reverse, the two gripper main body parts 111 can be opened and clamped. 111 is arranged along the length direction of the rotating pinion shaft 20, and the two gripper main body parts 111 are provided with splicing parts 50 on the surface away from the second sleeve part 42, and the two gripper main body parts 111 is closely attached so that the two splicing parts 50 become a screw groove insertion part for use as a screwdriver.

Further, the screw groove insertion part after the splicing part 50 is spliced can be in-line or cross-shaped to meet the screwing of different screws.

Any one of the two opposite surfaces of the second sleeve portion 42 and the first sleeve portion 41 is provided with an outwardly protruding gear stopper 60, and the other surface is connected to the gear stopper. 60 is provided with a gear limiting slot 70 that is compatible with the gear limiting part 60. When the gear limiting part 60 cooperates with the gear limiting groove 70, that is, when the gear limiting part When the bit part 60 is inserted into the gear limiting groove 70, the second sleeve part 42 cannot be rotated under the limitation of the first sleeve part 41, so as to realize the limitation when the two gripper main parts are separated from each other. There is a holding space that acts as a wrench, at which point the user can start turning the tool to tighten a bolt or tighten a screw.

By rotating the second bushing 40 as a whole, it can effectively drive the rotating pinion shaft 20 to rotate and control the opening and closing movement of the two gripper units 11, so that the distance between the two gripper units 11 can be adjusted conveniently and quickly. To realize the clamping of the bolts or to form the bolt groove insertion part when completely close to realize the insertion of the groove part of the screw, and at the same time, after adjusting to the required distance, the second bushing 40 can be pushed toward the first bushing 30 so as to Realize the fast engagement of the gear limiting part 60 and the gear limiting groove 70 to ensure that the second bushing 40 will not move relative to the first bushing 30, and the structure of the gear limiting part 60 and the gear limiting groove 70 can Effectively realize that when the two gripper units 11 are opened or closed to any position, the user can quickly and effectively ensure that the second bushing 40 no longer rotates to drive the rotation pinion shaft 20 to cause the two gripper units to rotate. 11. The distance between 11 and 11 is changed. The overall function of the wrench is incorporated under the structure that retains the screwdriver to screw the screw. Problems with turning bolts and screws.

Further, the first sleeve portion 41 and the second sleeve portion 42 are cylindrical, and the outer walls of the first sleeve portion 41 and the second sleeve portion 42 are provided with several anti-slip grooves arranged along the length direction. Adopting such a structure imitating the shape of a screwdriver is convenient for the user to rotate when turning the screw. At the same time, the two opposite surfaces of the first cover portion 41 and the second cover portion 42 can be further provided with magnetic pieces, specifically, opposite magnetic sheets can be provided on the two surfaces respectively, so as to pass through the two surfaces. The mutual adsorption of the first sleeve portion 41 and the second sleeve portion 42 prevents the first sleeve portion 41 and the second sleeve portion 42 from being separated at will when the gear limiting portion 60 and the gear limiting groove 70 cooperate, which affects the use of stability.

Specifically, both the first shaft sleeve 30 and the first sleeve portion 41 are provided with a round hole through which the rotating gear shaft 20 passes to realize the movement of the rotating gear in the round hole along the length direction, The first bushing 30 is also provided with a limiting chute for the lateral sliding of the sawtooth plate 112, and the sawtooth plate 112 can only be opened to a certain extent under the limit of the limiting chute. It will be blocked by the inner wall of the first sleeve 30 .

Please refer to Fig. 1, in the embodiment, the number of teeth of the gear limiting part 60 is at least 180, which ensures that there is a tooth part every two degrees, and the number of teeth is preferably no more than 300, and the number of teeth is too small to completely guarantee the grip. For most of the distance between the units 11, the gear limiting part 60 can be inserted into the gear limiting groove 70, but if too many teeth are used, the gap between the gear limiting part 60 and the gear limiting groove 70 cannot be guaranteed. The torsion force during the mating is sufficient, and it is easy to break or damage the teeth under the rotation of the second bushing 40 .

Further, a limiting portion is further provided in the first sleeve 30, the radius of the limiting portion is larger than the rotating shaft main body 22 and smaller than the gear portion 21, and the limiting portion is located close to the gripper The unit 11 is configured to ensure that the gear part 21 cannot be pulled when it is pulled to a certain position, so as to prevent the rotating gear shaft 20 from being pulled out of the first sleeve 30 .

Please refer to FIG. 1 to FIG. 3 , in the embodiment, the gear limiting part 60 and the gear limiting groove 70 are coaxially distributed with the rotating pinion shaft 20, and such a structure can ensure that each part is evenly stressed , effectively increase tool life.

Further, the length of the gear part 21 is 2cm-3cm, and the front end of the gear part 21 is flush with the front end of the saw-tooth plate 112, the length of the saw-tooth plate 112 is 3cm-5cm, and the gear limiting part The length of 60 is less than 3cm, ensuring that the length of the sawtooth plate 112 is greater than the length of the gear stopper 60 can effectively ensure that when the gear stopper 60 is pulled out of the first bushing 30, the rotation of the first bushing 30 can still drive The rotating gear shaft 20 rotates and controls the clamp unit 11 to open and close.

The overall structure of the tool retains the basic shape of the screwdriver, and at the same time, the handle part is designed as the structure of the first cover part 41 and the second cover part 42 combined with the rotating pinion shaft 20 to realize the control of the opening and closing of the gripper unit 11. The adjustment of the two states is fixed, and the movement of the first sleeve part 41 and the two gripper units 11 is fixed through a first sleeve 30 fixed to the first sleeve part 41, and the two tools of the wrench and the screwdriver are skillfully integrated Realize the dual-purpose of one tool together, which effectively solves the inconvenience of needing two tools in the traditional operation process. The process of use is extremely convenient, just pull out and push in the second sleeve part 42 to realize the replacement of the two states , greatly reducing the operating time and saving manpower.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the protection scope of the present invention.

Claims (8)

1. a kind of spanner and the dual tool of screwdriver unification, it is characterised in that：Including clamp hand component, rotation tooth shaft, first axle Set and the second axle sleeve；Second axle sleeve includes separable first set portion and second set of portion；First axle sleeve and described the A set of portion is fixedly connected；The rotation tooth shaft is arranged in first axle sleeve, and the rotation tooth shaft includes the gear being connected Portion and rotary axis body, described rotary axis body one end are fixedly and coaxially connected with the gear part, and the other end sequentially passes through described First axle sleeve and first set portion are simultaneously fixed in second set of portion；The clamp hand component includes two clamp hand units, Mei Gesuo Stating clamp hand unit includes clamp hand main part and the gullet plate for being arranged at the clamp hand main part one side, and two gullet plates have On one side for zigzag, two gullet plates are respectively arranged at the upper and lower of the gear part, and two gullet plates with The gear part is meshed, and the clamp hand main part is arranged at the outside of first axle sleeve, during the gear part positive and negative rotation The opening of achievable two clamp hand main parts and clamping, length side of two clamp hand main parts along the rotation tooth shaft To setting, and two clamp hand main parts are both provided with stitching section on the surface away from second set of portion, described in two Clamp hand main part is after fitting so that two stitching sections become a flight insertion section to be used as screwdriver；Described second Wherein any one surface on two surfaces that set portion and the first set portion face is provided with outwardly gear position limiting Portion is provided with the gear being adapted with the gear position limiting portion on the position that another surface is faced with the gear position limiting portion Limiting slot, when the gear position limiting portion coordinates with the gear position limiting slot, second set of portion is in the /V in the first set portion Under can not be rotated, using realize two clamp hand main parts be located remotely from each other when restriction at one used as spanner clamping sky Between.

2. spanner according to claim 1 and the dual tool of screwdriver unification, it is characterised in that：First axle sleeve and It is equipped in the first set portion for the circular hole that passes through of rotation tooth shaft to realize the rotation gear in circular hole along length The movement in direction is also provided with the limit sliding chutes slid laterally for the gullet plate in first axle sleeve.

3. spanner according to claim 1 and the dual tool of screwdriver unification, it is characterised in that：The gear position limiting portion The number of teeth be at least 180.

4. spanner according to claim 1 and the dual tool of screwdriver unification, it is characterised in that：In first axle sleeve Limiting section is further provided with, the radius value of the limiting section is more than the rotary axis body and less than the gear part.

5. spanner according to claim 1 and the dual tool of screwdriver unification, it is characterised in that：The gear position limiting portion It is coaxially distributed with the rotation tooth shaft with the gear position limiting slot.

6. spanner according to claim 1 and the dual tool of screwdriver unification, it is characterised in that：The first set portion and Second set of portion is cylindrical, is provided with what several were set along its length on the outer wall in the first set portion and second set of portion Anti-slip tank.

7. spanner according to claim 1 and the dual tool of screwdriver unification, it is characterised in that：The first set portion and Two surfaces that second set of portion faces can be further provided with magnetic part, to realize the first set portion and second set of portion Mutual absorption.

8. spanner according to claim 1 and the dual tool of screwdriver unification, it is characterised in that：The length of the gullet plate It spends for 3cm~5cm.