CN217943176U

CN217943176U - Wrench capable of preventing hand from being abraded

Info

Publication number: CN217943176U
Application number: CN202222252075.1U
Authority: CN
Inventors: 来益明
Original assignee: Hangzhou Yuanda Tools Co ltd
Current assignee: Hangzhou Yuanda Tools Co ltd
Priority date: 2022-08-24
Filing date: 2022-08-24
Publication date: 2022-12-02
Anticipated expiration: 2032-08-24

Abstract

The utility model discloses a can prevent spanner of hand wearing and tearing, including wrench handle, its characterized in that wrench handle's top is provided with telescopic machanism, wrench handle's internally mounted has the telescopic link, and the top of telescopic link installs the pole of buckling, buckle one side of pole and install the spanner head, positioning bolt is installed to one side of wrench handle. The utility model discloses a manual commentaries on classics of twisting revolves the turning handle, it is rotatory to drive to run through the turning rod, make the gear begin synchronous revolution, gear and rack intermeshing, thereby promote the rack and be the up-and-down motion, can promote the synchronous up-and-down motion of telescopic link simultaneously, realize the scalability of spanner, then twist positioning bolt into the locating hole and can prescribe a limit to the position of telescopic link, make when using, can adjust the service length of spanner handle, the simple operation utilizes lever principle can learn, the telescopic link is scalable can realize the laborsaving effect of spanner.

Description

Wrench capable of preventing hand from being abraded

Technical Field

The utility model relates to a spanner technical field, in particular to can prevent spanner of hand wearing and tearing.

Background

The wrench is a common mounting and dismounting tool, is a manual tool for tightly holding an opening or trepanning firmware of a bolt or a nut by screwing the bolt, the screw, the nut and other threads by utilizing a lever principle, is usually made of structural steel made of carbon or alloy materials, can be divided into different types such as a ratchet wrench, a solid wrench and the like, and can meet different working requirements;

the existing spanner still has certain disadvantages when in use, and when in use, the spanner handle of the spanner is designed in an integrated mode, so that when in use, the handle length of the spanner is fixed, and then the spanner is twisted to consume more strength when in use, the labor-saving effect is not good, and when in use, the handle of the spanner is held by a hand, and when in rotation, the spanner is easy to wear and tear on the hand, the comfort of the spanner is affected, and therefore, the improvement is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can prevent spanner of hand wearing and tearing to solve the spanner that proposes in the above-mentioned background art when using, unchangeably flexible, laborsaving effect is not good, and cause the problem of wearing and tearing to the hand easily.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a can prevent spanner of hand wearing and tearing, includes wrench handle, wrench handle's top is provided with telescopic machanism, wrench handle's internally mounted has the telescopic link, and the top of telescopic link installs the pole of buckling, buckle one side of pole and install the spanner head, positioning bolt is installed to one side of wrench handle, and positioning bolt's one end extends to the inside of locating hole, the locating hole sets up in one side of telescopic link, wrench handle's the outside is provided with the mounting groove, and the inside slidable mounting of mounting groove has the movable block, one side of movable block is connected with the lag, and the outside of lag evenly is provided with anti-skidding groove, spring locating pin is installed to one side of movable block, and spring locating pin's one end extends to the inside of lag, wrench handle's inside is provided with well cavity.

When the spanner capable of preventing hand abrasion is used, the telescopic mechanism is arranged, the spanner can be stretched and retracted, a good labor-saving effect can be achieved when the spanner is used, the protective sleeve is arranged, the texture is soft, the use comfort level is high, and the hand abrasion is prevented.

Preferably, telescopic machanism includes the ring staple bolt, and encircles the hoop and set up in the top of spanner handle, the inside of ring staple bolt has run through the bull stick, and has cup jointed the gear in the outside that runs through the bull stick, the turning handle is installed to the one end that runs through the bull stick, the meshing of gear one side has the rack, and the rack sets up in one side of telescopic link.

Preferably, a plurality of tooth grooves are formed in the rack, teeth matched with the gear are arranged on the outer side of the gear, and the gear and the rack form an engagement mechanism.

Preferably, the section of the anti-skid groove is wavy, and multiple groups of anti-skid grooves are distributed on the protective sleeve at equal intervals.

Preferably, the outer diameter of the mounting groove is matched with the inner diameter of the movable block, and the mounting groove and the movable block form a sliding mechanism.

Preferably, the outer wall of the positioning bolt is provided with an external thread, an internal thread groove with the external thread matched with each other is formed in the positioning hole, and the positioning bolt is in threaded connection with the positioning hole.

Compared with the prior art, the beneficial effects of the utility model are that: the spanner capable of preventing hand abrasion can be used in a telescopic mode, has a certain labor-saving effect, and has a certain protection effect when being used through the arrangement of the protection sleeve, so that the hand abrasion can be prevented;

(1) The through rotating handle is screwed manually, the through rotating rod is driven to rotate, the gear starts to rotate synchronously, the gear and the rack are meshed with each other, so that the rack is pushed to move up and down, meanwhile, the telescopic rod is pushed to move up and down synchronously, the scalability of the wrench is realized, and then the positioning bolt is screwed into the positioning hole to limit the position of the telescopic rod, so that the using length of a wrench handle can be adjusted when the wrench is used, the operation is convenient and fast, the lever principle can be utilized, and the labor-saving effect of the wrench can be realized when the telescopic rod is scalable;

(2) Slide in the mounting groove through the movable block, so that with lag slidable mounting in the outside of spanner handle, make when using, can hold the lag and twist soon the use, avoid hand and spanner handle direct contact to cause wearing and tearing to the palm, and through set up the multiunit on the lag for the anti-skidding groove of wave design, can increase the frictional force of palm and lag, make then when using, the spanner can not the landing, and the antiskid is effectual.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is a schematic view of the main sectional structure of the present invention;

fig. 3 is a schematic perspective view of the present invention;

fig. 4 is a schematic structural view of a portion a in fig. 1 according to the present invention;

fig. 5 is a schematic view of the wrench handle in a bottom view.

The reference numerals in the figures illustrate: 1. a wrench handle; 2. a telescoping mechanism; 201. encircling the hoop; 202. the rotating rod penetrates through the rotating rod; 203. a handle is rotated; 204. a gear; 205. a rack; 3. a telescopic rod; 4. a bending rod; 5. a wrench head; 6. a protective sleeve; 7. an anti-slip groove; 8. a hollow cavity; 9. mounting grooves; 10. a movable block; 11. a spring positioning pin; 12. positioning the bolt; 13. and (7) positioning the holes.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides an embodiment: a spanner capable of preventing hand abrasion comprises a spanner handle 1, wherein a telescopic mechanism 2 is arranged at the top end of the spanner handle 1;

the telescopic mechanism 2 comprises an encircling hoop 201, the encircling hoop 201 is arranged at the top end of the wrench handle 1, a through rotating rod 202 penetrates through the inside of the encircling hoop 201, a gear 204 is sleeved outside the through rotating rod 202, a rotating handle 203 is arranged at one end of the through rotating rod 202, a rack 205 is meshed with one side of the gear 204, and the rack 205 is arranged at one side of the telescopic rod 3;

a plurality of tooth grooves are formed in the rack 205, teeth matched with the gear 204 are arranged on the outer side of the gear 204, and the gear 204 and the rack 205 form a meshing mechanism;

specifically, as shown in fig. 1, 2, 3 and 4, when the wrench is used, the rotating handle 203 is manually screwed to drive the penetrating rotating rod 202 and the gear 204 to start rotating, the gear 204 and the rack 205 are meshed with each other, so that the rack 205 is pushed to move up and down, and meanwhile, the telescopic rod 3 is pushed to synchronously move up and down, the telescopic performance of the wrench is realized, the using length of the wrench handle 1 is adjusted, the operation is convenient and fast, and the telescopic rod 3 can be stretched to realize the labor-saving effect of the wrench;

the telescopic rod 3 is installed inside the wrench handle 1, the bending rod 4 is installed at the top end of the telescopic rod 3, the wrench head 5 is installed on one side of the bending rod 4, the positioning bolt 12 is installed on one side of the wrench handle 1, one end of the positioning bolt 12 extends to the inside of the positioning hole 13, and the positioning hole 13 is formed in one side of the telescopic rod 3;

the outer wall of the positioning bolt 12 is provided with external threads, an internal thread groove with the matched external threads is formed inside the positioning hole 13, and the positioning bolt 12 is in threaded connection with the positioning hole 13;

specifically, as shown in fig. 1 and 2, when in use, the positioning bolt 12 is screwed into the positioning hole 13, so as to define the position of the telescopic rod 3;

the outer side of the wrench handle 1 is provided with a mounting groove 9, and a movable block 10 is slidably mounted inside the mounting groove 9;

the outer diameter of the mounting groove 9 is matched with the inner diameter of the movable block 10, and the mounting groove 9 and the movable block 10 form a sliding mechanism;

specifically, as shown in fig. 1 and 5, when the protective sleeve is used, the protective sleeve 6 can be conveniently and fast installed and operated through the mutual matching of the installation groove 9 and the movable block 10;

one side of the movable block 10 is connected with a protective sleeve 6, and anti-skidding grooves 7 are uniformly formed in the outer side of the protective sleeve 6;

the section of the anti-skid groove 7 is wave-shaped, and a plurality of groups of anti-skid grooves 7 are distributed on the protective sleeve 6 at equal intervals;

specifically, as shown in fig. 1, when the wrench is used, the friction force between the palm and the protective sleeve 6 can be increased by the arrangement of the anti-slip groove 7, so that when the wrench is used, the anti-slip effect is good, and the use effect of the wrench is enhanced;

a spring positioning pin 11 is installed on one side of the movable block 10, one end of the spring positioning pin 11 extends into the protecting sleeve 6, and a hollow cavity 8 is arranged in the wrench handle 1;

in particular, as shown in fig. 1, in use, the positioning pin 11 is provided to define the position of the movable block 10, so as to ensure the stability of the installation of the protective cover 6.

The working principle is as follows: when the utility model is used, firstly, the movable block 10 slides in the mounting groove 9, so that the protective sleeve 6 is slidably mounted outside the wrench handle 1, then the position of the protective sleeve 6 is limited through the spring positioning pin 11, so as to ensure the firmness of the mounting of the protective sleeve 6, and the protective sleeve 6 can be detached by carrying out the above-mentioned opposite operation, the protective sleeve 6 can be cleaned or replaced in the later period, when in use, the palm is in contact with the protective sleeve 6, the texture of the protective sleeve 6 is soft, when in use, the comfort level is higher, the palm is prevented from being in direct contact with the wrench handle 1, and the abrasion to the hand is avoided;

secondly, twist and twist turning handle 203, it is rotatory to drive to run through bull stick 202 to drive gear 204 synchronous revolution, gear 204 and rack 205 intermeshing, make then rack 205 be the up-and-down motion, drive telescopic link 3 synchronous motion promptly, thereby make when using, telescopic link 3 can stretch out and draw back in the inside of spanner handle 1, consequently, when using the spanner to rotate the use, can be more laborsaving, it is more convenient to use.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, 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.

The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one position, or may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a can prevent spanner of hand wearing and tearing, includes spanner handle (1), its characterized in that: the top of spanner handle (1) is provided with telescopic machanism (2), the internally mounted of spanner handle (1) has telescopic link (3), and the top of telescopic link (3) installs bending rod (4), bending rod (5) are installed to one side of bending rod (4), positioning bolt (12) are installed to one side of spanner handle (1), and the one end of positioning bolt (12) extends to the inside of locating hole (13), locating hole (13) set up in one side of telescopic link (3), the outside of spanner handle (1) is provided with mounting groove (9), and the inside slidable mounting of mounting groove (9) has movable block (10), one side of movable block (10) is connected with lag (6), and the outside of lag (6) evenly is provided with anti-skidding groove (7), spring locating pin (11) are installed to one side of movable block (10), and the one end of spring locating pin (11) extends to the inside of lag (6), the inside of spanner handle (1) is provided with well cavity (8).

2. A wrench as claimed in claim 1, wherein said wrench is further characterized in that: telescopic machanism (2) are including encircling staple bolt (201), and encircle hoop (201) and set up in the top of spanner handle (1), the inside of encircling staple bolt (201) is run through and is run through bull stick (202), and has cup jointed gear (204) in the outside of running through bull stick (202), bull stick (203) is installed to the one end of running through bull stick (202), gear (204) one side meshing has rack (205), and rack (205) set up in one side of telescopic link (3).

3. A wrench as claimed in claim 2, wherein said wrench is further characterized in that: the gear rack (205) is provided with a plurality of tooth grooves, the outer side of the gear (204) is provided with teeth matched with the gear, and the gear (204) and the gear rack (205) form an engagement mechanism.

4. A wrench as claimed in claim 1, wherein said wrench is further characterized in that: the section of the anti-skid groove (7) is wavy, and multiple groups of anti-skid grooves (7) are distributed on the protective sleeve (6) at equal intervals.

5. A wrench as claimed in claim 1, wherein said wrench is further characterized in that: the outer diameter of the mounting groove (9) is matched with the inner diameter of the movable block (10), and the mounting groove (9) and the movable block (10) form a sliding mechanism.

6. A wrench as claimed in claim 1, wherein said wrench is further characterized in that: the outer wall of the positioning bolt (12) is provided with external threads, an internal thread groove with the external threads matched with each other is formed in the positioning hole (13), and the positioning bolt (12) is in threaded connection with the positioning hole (13).