CN215036982U

CN215036982U - Multi-type wrench

Info

Publication number: CN215036982U
Application number: CN202120646433.XU
Authority: CN
Inventors: 邓贤挺; 曹磊; 刘家瑞
Original assignee: Second Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Current assignee: Second Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Priority date: 2021-03-31
Filing date: 2021-03-31
Publication date: 2021-12-07
Anticipated expiration: 2031-03-31

Abstract

The utility model discloses a multi-type wrench, which comprises a handle, wherein one side of the handle is provided with an adjusting groove, the inside of the adjusting groove is provided with a worm, both ends of the worm are provided with screw rods, connecting blocks are respectively sleeved on the two screw rods, compression springs are sleeved on the two screw rods, fixing rods are inserted into the two connecting blocks, one end of the connecting block, which is far away from the adjusting groove, is provided with a clamping body, one side of the handle is rotatably connected with a rotating shaft through a bearing, a worm wheel is arranged on the rotating shaft, one end of the rotating shaft is provided with an adjusting block, a fixing screw rod is inserted into the adjusting block, and a fixing groove is formed in the surface of the handle; has the advantages that: the utility model discloses a rotation through the axis of rotation, including the cooperation of worm wheel and worm for the screw rod rotates, and then drives two cramping bodies and to the clamp of nut tightly, runs through regulating block spiro union on the fixed slot through clamping screw, realizes the fixed of pressing from both sides tight processing, including compression spring's spring action, guarantees the fastness of cramping body.

Description

Multi-type wrench

Technical Field

The utility model relates to a technical field of building and each manufacturing industry specifically is a multi-model's spanner.

Background

In a building construction site and various life works, people often encounter the type of the nut, and the spanner with the type is not available, or the spanner with various types is lifted in the dry-live process, a large pile of the spanner brings unnecessary burden to the people, or the site operation is stopped because the spanner with the type is not available or not available, and the working efficiency is influenced.

Among the prior art, the nut direction of holding the arm toward different models is being covered with the board cap through hand, with hand along gear roll adjustment mouth sliding gear, make first nut contact surface remove towards second nut contact surface direction, thereby can press from both sides the nut of different models tightly in first nut contact surface with the second nut contact surface, but because gear roll adjustment mouth does not have fixed knot structure, external force touching gear roll adjustment mouth leads to pressing from both sides tight department and appears becoming flexible, is unfavorable for the spanner to dismantle the nut of different models, for this reason the utility model provides a many models's spanner is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a polytypic spanner 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: the utility model provides a polytypic spanner, includes the handle, the adjustment tank has been seted up to one side of handle, the inside of adjustment tank is provided with the worm, the both ends of worm all are provided with the screw rod, two the connecting block has all been cup jointed on the screw rod, two compression spring has been cup jointed on the screw rod, two the connecting block is pegged graft and has been had the dead lever, the one end of keeping away from the adjustment tank on the connecting block just is provided with the cramping body, one side of handle rotates through the bearing and is connected with the axis of rotation, be provided with the worm wheel in the axis of rotation, the one end of axis of rotation is provided with the regulating block, it has set screw to peg graft on the regulating block, the fixed slot has been seted up on the surface of handle.

Preferably, the adjusting groove is of a square groove opening structure, the screw rods are respectively provided with left-handed threads and right-handed threads, one ends of the screw rods are rotatably connected inside the handle through bearings, and the connecting blocks are respectively in threaded connection with the left-handed threads and the right-handed threads.

Preferably, the fixing rod is of a square rod-shaped structure, the diameter of the worm is larger than that of the screw, and the worm wheel and the worm are meshed with each other.

Preferably, the clamping body is an inclined plate-shaped structure, a nut contact surface is arranged on one side of the clamping body, and the depth of the nut contact surface is linearly increased from the inner end to the outer end.

Preferably, the fixed slot is provided with a plurality ofly, and the central line equiangular distribution of axis of rotation around, the surface of fixed slot is provided with the internal thread, mutual spiro union and one-to-one between external screw thread and the internal thread of clamping screw.

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

1. the utility model discloses a regulating groove has been seted up through one side of handle, the inside of regulating groove is provided with the worm, the both ends of worm all are provided with the screw rod, the connecting block has all been cup jointed on two screw rods, compression spring has been cup jointed on two screw rods, two connecting blocks peg graft and have the dead lever, the one end of keeping away from the regulating groove on the connecting block and be provided with the cramping body, one side of handle rotates through the bearing and is connected with the axis of rotation, be provided with the worm wheel on the axis of rotation, the one end of axis of rotation is provided with the regulating block, peg graft on the regulating block and have the fixed screw rod, the fixed slot has been seted up on the surface of handle, through the rotation of axis of rotation, and the cooperation of worm wheel and worm, make the screw rod rotate, and then drive the clamp of two cramping bodies to the nut tight, run through the regulating block spiro union on the fixed slot through set screw, realize the fixed of pressing from both sides tight processing, in addition compression spring's elastic force effect, guarantee the fastness of cramping body.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the handle of the present invention;

fig. 3 is a schematic view of the handle of the present invention.

In the figure: a handle 1; an adjusting groove 2; a worm 3; a screw 4; a connecting block 41; a compression spring 42; a fixing lever 43; a clamping body 5; a nut contact surface 51; a rotating shaft 6; a worm wheel 61; an adjustment block 62; a fixing screw 63; and a fixing groove 7.

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 to 3, the present invention provides a technical solution: the utility model provides a spanner of polytypic, including handle 1, adjustment tank 2 has been seted up to one side of handle 1, adjustment tank 2 is square notch structure, the internally mounted of adjustment tank 2 has worm 3, screw rod 4 has all been welded at the both ends of worm 3, left-handed thread and right-handed thread have been welded respectively on two screw rods 4, the one end of screw rod 4 is passed through the bearing and is rotated the inside of connecting at handle 1, connecting block 41 has all been cup jointed on two screw rods 4, two connecting block 41 respectively with between left-handed thread and the right-handed thread threaded connection, compression spring 42 has been cup jointed on two screw rods 4, two connecting block 41 are pegged graft and are had dead lever 43, dead lever 43 is square shaft-like structure, the diameter of worm 3 is greater than screw rod 4's diameter.

Keep away from the one end of adjustment tank 2 on connecting block 41 and weld and have holding body 5, holding body 5 is slope platelike structure, nut contact surface 51 has been seted up to one side of holding body 5, the degree of depth of nut contact surface 51 is by inner outside straight line increase progressively, make the spanner dismantle the nut of different models, one side of handle 1 is rotated through the bearing and is connected with axis of rotation 6, be provided with worm wheel 61 in the axis of rotation 6, intermeshing between worm wheel 61 and the worm 3, the one end welding of axis of rotation 6 has regulating block 62, it has fixing screw 63 to peg graft on the regulating block 62, fixed slot 7 has been seted up on the surface of handle 1, fixed slot 7 is provided with a plurality ofly, and angular distribution such as central line of axis of rotation 6 around, the internal thread has been seted up on the surface of fixed slot 7, spiro union and one-to-one between fixing screw 63's the external screw thread and the internal thread each other.

The working principle is as follows: in actual use, the utility model has the advantages that one side of the handle 1 is provided with the adjusting groove 2, the inside of the adjusting groove 2 is provided with the worm 3, both ends of the worm 3 are provided with the screw rods 4, the two screw rods 4 are both sleeved with the connecting blocks 41, the two screw rods 4 are sleeved with the compression springs 42, the two connecting blocks 41 are inserted with the fixing rods 43, one end of the connecting block 41 far away from the adjusting groove 2 is provided with the clamping body 5, one side of the handle 1 is rotatably connected with the rotating shaft 6 through the bearing, the rotating shaft 6 is provided with the worm wheel 61, one end of the rotating shaft 6 is provided with the adjusting block 62, the adjusting block 62 is inserted with the fixing screw rod 63, the surface of the handle 1 is provided with the fixing groove 7, the screw rods 4 are rotated through the rotation of the rotating shaft 6 and the cooperation of the worm wheel 61 and the worm 3, so as to drive the two clamping bodies 5 to clamp the nuts, the different depths of the nut contact surface 51 enable the wrench to clamp and disassemble the nuts of different models, the adjusting block 62 is in threaded connection with the fixing groove 7 through the fixing screw 63, the clamping processing is fixed, the firmness of the clamping body 5 is guaranteed due to the elastic action of the compression spring 41, and therefore the spanner is favorable for disassembling nuts of different models.

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 polytypic spanner includes handle (1), its characterized in that: an adjusting groove (2) is formed in one side of the handle (1), a worm (3) is arranged in the adjusting groove (2), screw rods (4) are arranged at two ends of the worm (3), connecting blocks (41) are sleeved on the two screw rods (4), compression springs (42) are sleeved on the two screw rods (4), fixing rods (43) are inserted into the two connecting blocks (41), one end of the connecting block (41) far away from the adjusting groove (2) is provided with a clamping body (5), one side of the handle (1) is rotationally connected with a rotating shaft (6) through a bearing, a worm wheel (61) is arranged on the rotating shaft (6), an adjusting block (62) is arranged at one end of the rotating shaft (6), the adjusting block (62) is inserted with a fixing screw rod (63), and the surface of the handle (1) is provided with a fixing groove (7).

2. A multi-size wrench as claimed in claim 1, wherein: the adjusting groove (2) is of a square groove opening structure, two left-handed threads and right-handed threads are arranged on the screw rod (4) respectively, one end of the screw rod (4) is rotatably connected inside the handle (1) through a bearing, and the connecting block (41) is in threaded connection with the left-handed threads and the right-handed threads respectively.

3. A multi-size wrench as claimed in claim 1, wherein: the fixing rod (43) is of a square rod-shaped structure, the diameter of the worm (3) is larger than that of the screw (4), and the worm wheel (61) and the worm (3) are meshed with each other.

4. A multi-size wrench as claimed in claim 1, wherein: the clamping body (5) is an inclined plate-shaped structure, one side of the clamping body (5) is provided with a nut contact surface (51), and the depth of the nut contact surface (51) is increased progressively from the inner end to the outer end straight line.

5. A multi-size wrench as claimed in claim 1, wherein: the fixing groove (7) is provided with a plurality of grooves, the grooves are distributed around the center line of the rotating shaft (6) at equal angles, internal threads are arranged on the surface of the fixing groove (7), and the external threads and the internal threads of the fixing screw rod (63) are in threaded connection and in one-to-one correspondence with each other.