CN213917978U

CN213917978U - Replaceable universal wrench

Info

Publication number: CN213917978U
Application number: CN202022294861.9U
Authority: CN
Inventors: 苏丹
Original assignee: Hunan Donghai Hardware Tool Manufacturing Co ltd
Current assignee: Hunan Donghai Hardware Tool Manufacturing Co ltd
Priority date: 2020-10-15
Filing date: 2020-10-15
Publication date: 2021-08-10
Anticipated expiration: 2030-10-15

Abstract

The utility model discloses a but substitution general purpose spanner, including the mobile jib, an auxiliary rod of the below nestification of mobile jib is equipped with a telescoping device who comprises spacing post, spring, stopper between auxiliary rod upper end and the mobile jib lower extreme, the mobile jib top is equipped with a switching piece, switching piece below is equipped with a connecting block. A but substitution general purpose spanner, belong to the hand tool field, through being equipped with a switching piece above the mobile jib, threaded groove and hexagonal recess that are equipped with in the switching piece and the first bolt that openly is equipped with in the switching piece realize removable formula wrench head, through the square wrench head of first bolt fastening, it is firm to have reached, and to columniform spanner, then install in threaded groove through the screw thread, the device can be better change multiple wrench head, the detachable mode makes accomodating that the spanner can be better, the telescoping device who is equipped with in addition has reduced the occupation space of spanner, the device has more the practicality.

Description

Replaceable universal wrench

Technical Field

The utility model relates to a hand tool field, in particular to but substitution general purpose spanner.

Background

As is known, a wrench is a common tool for installation and removal during adjustment or maintenance of equipment; the bolt or the nut is clamped by the bayonet of the wrench, the handle is used for screwing the bolt, the screw, the nut and a manual tool for tightly clamping an opening or trepanning firmware of the bolt or the nut by utilizing the lever principle, and the universal wrench is a necessary tool in equipment installation, device and equipment maintenance and repair work; specially adapted irregular bolt, hexagon cap damage bolt, pipe, no hexagon cap bolt, broken end bolt etc. but current general purpose spanner can not replace, can not dismantle, is not convenient for accomodate.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a but general purpose spanner of substitution can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a but substitution general purpose spanner, includes the mobile jib, the mobile jib is a hollow tube, an auxiliary rod of the below nestification of mobile jib, the below of auxiliary rod is equipped with a horizontal handle, be equipped with a telescoping device who comprises spacing post, spring, stopper between auxiliary rod upper end and the mobile jib lower extreme, mobile jib right side below is equipped with a second bolt, the mobile jib top is equipped with a switching piece, switching piece upper surface undercut is equipped with a recess, switching piece below is equipped with a connecting block, be equipped with a thread groove in the recess, be equipped with the hexagonal recess among the thread groove.

Preferably, the inside lateral wall bilateral symmetry position in mobile jib below is equipped with a spacing groove respectively, the position that corresponds spacing groove about the auxiliary rod is equipped with one respectively and accomodates the groove, accomodate the one end of groove fixed connection spring, the one end of spacing post of other end fixed connection of spring, the other end of spacing post inserts in the spacing groove, accomodate a stopper of groove opening part upper and lower corresponding position difference fixed mounting, the second bolt corresponds auxiliary rod position and is equipped with a fixed slot, the second bolt runs through the mobile jib and inserts in the fixed slot, and the second bolt passes through threaded connection mobile jib and auxiliary rod, the top inside of mobile jib is equipped with a plurality of internal threads.

Preferably, the positive bilateral symmetry position of switching piece is equipped with a first bolt respectively, connecting block of bottom surface intermediate position fixed connection under the switching piece, and the connecting block upper end runs through switching piece bottom surface, the connecting block is located a plurality of external screw threads of a week of switching piece below part outside, it is equipped with a thread groove of undercut to lie in the connecting block top in the recess, thread groove lateral wall a week is equipped with a plurality of screw threads, hexagonal recess is located thread groove bottom surface intermediate position.

Preferably, the wrench head is movably installed in the adapter block, the wrench head is provided with a threaded hole corresponding to the first bolt, and the middle position below the wrench head is fixedly connected with a hexagonal column corresponding to the size of the hexagonal groove.

Preferably, the middle position of the horizontal handle is fixedly connected with the lower end of the auxiliary rod.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses in, through being equipped with a switching piece above the mobile jib, removable formula spanner head is realized to threaded groove and hexagonal recess that is equipped with in the switching piece and the first bolt that is openly equipped with in the switching piece, through the square spanner head of first bolt fastening, it is firm to have reached, and to columniform spanner, then install in threaded groove through the screw thread, the device can be better change multiple spanner head, the detachable mode makes accomodating that the spanner can be better, the telescoping device who is equipped with in addition has reduced the occupation space of spanner, the device has more the practicality.

Drawings

Fig. 1 is a schematic view of an overall structure of a replaceable universal wrench according to the present invention;

fig. 2 is a top view of a wrench-free head of the replaceable universal wrench of the present invention;

FIG. 3 is a cross-sectional view of A in FIG. 1;

FIG. 4 is a cross-sectional view of B of FIG. 1;

fig. 5 is a schematic view of a connection structure between a connection block and a main rod of the replaceable universal wrench of the present invention;

fig. 6 is a schematic diagram of a wrench head of a replaceable universal wrench according to the present invention.

In the figure: 1. a main rod; 2. an auxiliary rod; 3. a horizontal handle; 4. a first bolt; 5. a transfer block; 6. a groove; 7. a threaded groove; 8. a hexagonal groove; 9. a limiting groove; 10. a receiving groove; 11. a limiting column; 12. A spring; 13. a limiting block; 14. a second bolt; 15. fixing grooves; 16. an external thread; 17. an internal thread; 18. connecting blocks; 19. a wrench head.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-6, a but substitution general purpose spanner, including mobile jib 1, mobile jib 1 is a hollow tube, a vice pole 2 of the below nestification of mobile jib 1, the below of vice pole 2 is equipped with a horizontal handle 3, be equipped with a telescoping device by spacing post 11 between 2 upper ends of vice pole and the 1 lower extreme of mobile jib, spring 12, stopper 13 is constituteed, mobile jib 1 right side below is equipped with a second bolt 14, mobile jib 1 top is equipped with a switching piece 5, switching piece 5 upper surface undercut is equipped with a recess 6, switching piece 5 below is equipped with a connecting block 18, be equipped with a thread groove 7 in the recess 6, be equipped with hexagonal groove 8 in the thread groove 7.

In this example, the inside lateral wall bilateral symmetry position in mobile jib 1 below is equipped with a spacing groove 9 respectively, the position that corresponds spacing groove 9 about secondary rod 2 is equipped with one respectively and accomodates groove 10, accomodate the one end of groove 10 one spring 12 of fixed connection, the one end of spacing post 11 of other end fixed connection of spring 12, the other end of spacing post 11 inserts in the spacing groove 9, accomodate stopper 13 of corresponding position difference fixed mounting about the groove 10 opening part, second bolt 14 corresponds 2 positions of secondary rod and is equipped with a fixed slot 15, second bolt 14 runs through mobile jib 1 and inserts in fixed slot 15, and second bolt 14 passes through threaded connection mobile jib 1 and secondary rod 2, the inside a plurality of internal threads 17 that is equipped with in the top of mobile jib 1.

In this example, the first bolt 4 is respectively arranged at the front bilateral symmetry position of the transfer block 5, the middle position of the lower bottom surface of the transfer block 5 is fixedly connected with a connecting block 18, the upper end of the connecting block 18 penetrates through the bottom surface of the transfer block 5, a plurality of external threads 16 are arranged on the periphery of the outer side of the lower part of the transfer block 18, a thread groove 7 which is recessed downwards is arranged at the top of the connecting block 18 in the groove 6, a plurality of threads are arranged on the periphery of the side wall of the thread groove 7, and the hexagonal groove 8 is arranged at the middle position of the bottom surface of the thread groove 7.

In this example, the wrench head 19 is movably installed in the adapter block 5, the positions of the wrench head 19 corresponding to the first bolts 4 are respectively provided with a threaded hole, and the lower middle position of the wrench head 19 is fixedly connected with a hexagonal column corresponding to the size of the hexagonal groove 8.

In this example, the lower end of the sub-rod 2 is fixedly connected to the middle position of the horizontal handle 3.

It should be noted that the utility model is a replaceable universal wrench, which is characterized in that a position below the inner part of a main rod 1 is provided with a limiting groove 9 at bilateral symmetry positions, the position of the limiting groove 9 corresponding to a secondary rod 2 is provided with a containing groove 10, a spring 12 is arranged in the containing groove 10, one end of the spring 12 is fixedly connected with the secondary rod 2, a position corresponding to the upper and lower positions of the opening of the containing groove 10 is fixedly provided with a limit block 13, a limit post 11 is arranged between the limit blocks 13, one end of the limit post 11 is fixedly connected with the other end of the spring 12, the other end of the limit post 11 is inserted into the limiting groove 9, a fixed groove 15 is arranged below the position of the secondary rod 2 corresponding to the containing groove 10, a plurality of threads are arranged in the fixed groove 15, the position of the fixed groove 15 corresponding to the position below the right side of the main rod 1 is provided with a second bolt 14, the main rod 1 is connected with the secondary rod 2 through the second bolt 14, a plurality of internal threads 17 are arranged inside the upper part of the main rod 1, a transfer block 5 is in threaded connection with the upper part of the main rod 1, the middle position of the lower bottom surface of the transfer block 5 is fixedly connected with a connecting block 18, the upper part of the connecting block 18 penetrates through the transfer block 5, a plurality of external threads 16 are arranged on the periphery of the outer surface of the connecting block 18 positioned at the lower part of the transfer block 5, the connecting block 18 is connected with the main rod 1 through the external threads 16 and the internal threads 17, a thread groove 7 which is concave downwards is arranged at the top of the connecting block 18, a hexagonal groove 8 which is concave downwards is arranged at the middle position of the bottom surface of the thread groove 7, a groove 6 is arranged on the upper surface of the transfer block 5, a first bolt 4 is respectively arranged at the left-right symmetrical position on the front surface of the transfer block 5, when the device is used, only a corresponding wrench head needs to be inserted into the groove 6, a support column which is arranged below the wrench head 19 is inserted into the thread groove 7, the support column is provided with a hexagonal shape and a cylindrical shape, and two types of threads are arranged on the periphery, the thread type is connected through threads in the thread groove 7, while the hexagonal type only needs to be inserted into the hexagonal groove 8 and fixed through the first bolt 4; the use of the device can change wrench head 19 according to different bolts, screws, nuts etc., and the extending structure who is equipped with in addition then can save occupation space, to some accessible pull-out auxiliary rod 2 such as nut that lead to difficult dismantlement because of last rust reach the extension arm of force, realize laborsaving, be convenient for simultaneously accomodate.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A replaceable universal wrench is characterized in that: including mobile jib (1), mobile jib (1) is a hollow tube, nested one auxiliary rod (2) in below of mobile jib (1), the below of auxiliary rod (2) is equipped with a horizontal handle (3), be equipped with a telescoping device who comprises spacing post (11), spring (12), stopper (13) between auxiliary rod (2) upper end and mobile jib (1) lower extreme, mobile jib (1) right side below is equipped with a second bolt (14), mobile jib (1) top is equipped with one and changes joint block (5), it is equipped with one recess (6) to change joint block (5) upper surface undercut, it is equipped with one connecting block (18) to change joint block (5) below, be equipped with one thread groove (7) in recess (6), be equipped with hexagonal recess (8) in thread groove (7).

2. The interchangeable universal wrench of claim 1, further comprising: the left and right symmetrical positions of the inner side wall below the main rod (1) are respectively provided with a limit groove (9), the left and right positions of the auxiliary rod (2) corresponding to the limit grooves (9) are respectively provided with a containing groove (10), the accommodating groove (10) is fixedly connected with one end of a spring (12), the other end of the spring (12) is fixedly connected with one end of a limit column (11), the other end of the limiting column (11) is inserted into the limiting groove (9), a limiting block (13) is fixedly arranged at the corresponding position above and below the opening of the accommodating groove (10), a fixing groove (15) is arranged at the position of the second bolt (14) corresponding to the auxiliary rod (2), the second bolt (14) penetrates through the main rod (1) and is inserted into the fixing groove (15), and the second bolt (14) is connected with the main rod (1) and the auxiliary rod (2) through threads, and a plurality of internal threads (17) are arranged inside the upper part of the main rod (1).

3. The interchangeable universal wrench of claim 1, further comprising: connect piece (5) openly bilateral symmetry position and be equipped with one first bolt (4) respectively, connect piece (5) lower bottom surface intermediate position fixed connection connecting block (18), and connecting block (18) upper end runs through connect piece (5) bottom surface, connecting block (18) are located connect piece (5) below outside a week and are equipped with a plurality of external screw threads (16), lie in connecting block (18) top in recess (6) and be equipped with a thread groove (7) of undercut, thread groove (7) lateral wall a week is equipped with a plurality of screw threads, hexagonal recess (8) are located thread groove (7) bottom surface intermediate position.

4. The interchangeable universal wrench of claim 1, further comprising: the wrench head (19) is movably installed in the adapter block (5), the positions, corresponding to the first bolts (4), of the wrench head (19) are respectively provided with a threaded hole, and the middle position below the wrench head (19) is fixedly connected with a hexagonal column corresponding to the size of the hexagonal groove (8).

5. The interchangeable universal wrench of claim 1, further comprising: the middle position of the horizontal handle (3) is fixedly connected with the lower end of the auxiliary rod (2).