CN211517311U

CN211517311U - Ratchet wrench

Info

Publication number: CN211517311U
Application number: CN201922033814.6U
Authority: CN
Inventors: 陈咏顺; 吴政洲
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-09-18
Anticipated expiration: 2029-11-22

Abstract

The utility model discloses a ratchet spanner, include: a body, including a head part which can be assembled with a ratchet head and a handle part which is far away from the head part; the grab handle component comprises a shell which is covered on the handle part, the shell encloses an accommodating space for placing at least one object and is provided with at least one opening in a penetrating way, and one part of the outer surface of the handle part is flush with or protrudes out of the at least one opening. The utility model discloses can accomodate article and effort transmission effect good.

Description

Ratchet wrench

Technical Field

The utility model relates to a ratchet wrench.

Background

In order to increase the usable range of the ratchet wrench, the conventional ratchet wrench and the driving head thereof are detachably assembled, and can be adapted to screws with different specifications by replacing ratchet heads with different specifications. However, the driving head needs to be additionally stored in a tool box, which is inconvenient to carry and easy to omit. Furthermore, the conventional ratchet wrench usually has a grip formed by plastic or rubber material, and the force applied during operation needs to be transmitted to the driving head through the grip, so the operation effect is not good, the grip cannot be replaced, the appearance variability is low, and there is a drawback to be improved.

Therefore, there is a need for a new and improved ratchet wrench to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The main object of the present invention is to provide a ratchet wrench, which can accommodate articles and has good transmission effect of the acting force.

To achieve the above object, the present invention provides a ratchet wrench, comprising: a body, including a head part which can be assembled with a ratchet head and a handle part which is far away from the head part; the grab handle component comprises a shell which is covered on the handle part, the shell encloses an accommodating space for placing at least one object and is provided with at least one opening in a penetrating way, and one part of the outer surface of the handle part is flush with or protrudes out of the at least one opening.

Preferably, the housing further defines a through opening communicating with the accommodating space, and the handle assembly further includes a cover body covering the through opening in a slidable manner.

Preferably, the housing includes a first engaging portion, and the cover includes a second engaging portion slidably engaged with the first engaging portion.

Preferably, one of the first engaging portion and the second engaging portion includes at least one engaging protrusion extending along a length direction of the handle portion, and the other of the first engaging portion and the second engaging portion includes at least one engaging recess slidably engaged with the at least one engaging protrusion.

Preferably, the first clamping portion includes two notches disposed on two opposite side walls of the through opening and extending along a length direction of the handle portion, and the second clamping portion includes two clamping legs respectively slidably clamped between one of the notches and a surface of the handle portion facing the cover body.

Preferably, the housing further includes a first engaging portion, the cover has a second engaging portion releasably engaged with the first engaging portion, and when the cover covers the opening, the first engaging portion and the second engaging portion are engaged with each other in a sliding direction of the cover.

Preferably, an end of the cover body away from the head portion includes a blocking portion extending toward the housing, and the blocking portion can abut against the housing in a sliding direction of the cover body.

Preferably, the housing includes a first portion and a second portion that are butted together, and the first portion and the second portion define the at least one opening.

Preferably, the handle portion has at least one accommodating hole penetrating therethrough and communicating with the accommodating space, the end of the first portion remote from the head portion includes a boss extending toward the second portion, the boss extends into the accommodating hole and abuts against the inner peripheral wall of the accommodating hole, and the boss is detachably assembled with the second portion.

Preferably, the first clamping portion includes two notches disposed on two opposite side walls of the through opening and extending along a length direction of the handle portion, and the second clamping portion includes two clamping legs respectively slidably clamped between one of the notches and a surface of the handle portion facing the cover body; the shell comprises a first part and a second part which are butted, and the first part and the second part define the at least one opening; the first part is provided with the through hole, the cover body can be arranged on the first part in a sliding manner along the length direction, and the second part is integrally and concavely provided with at least one accommodating groove for accommodating at least one object; the shell further comprises a first clamping part, the cover body is provided with a second clamping part which is releasably clamped with the first clamping part, and when the cover body covers the through hole, the first clamping part and the second clamping part are clamped in a sliding direction of the cover body; the shell also comprises an operating piece which can be operated by the outside, and the operating piece is provided with the first clamping part; one of the first clamping part and the second clamping part is a buckling protrusion, and the other one is a buckling recess; one end of the cover body, which is far away from the head part, comprises a blocking part which extends towards the shell, and the blocking part can be abutted against the shell in the sliding direction of the cover body; an arc convex is arranged on one end surface of the blocking part, an arc concave which can be clamped with the arc convex is arranged on the shell, and the arc convex and the arc concave can interfere in the sliding direction; the blocking part is further provided with at least one lug protruding towards the transverse direction of the shell, the shell is further provided with at least one notch capable of at least partially receiving the at least one lug, and the at least one lug and the at least one notch can be blocked and connected transversely to the sliding direction; the handle part is provided with at least one accommodating hole communicated with the accommodating space in a penetrating way, one end of the first part, which is far away from the head part, comprises a boss extending towards the second part, the boss extends into the accommodating hole and can be partially abutted against the inner peripheral wall of the accommodating hole, and the boss can be detachably assembled with the second part; a connecting part is convexly arranged on one side wall of the through hole, which is far away from the first clamping part, inwards, a boss is integrally convexly arranged on the connecting part, the connecting part and the two side walls of the through hole, which are provided with the two unfilled corners, are separated, and the two clamping pins can be moved between the connecting part and the two side walls; a plurality of convex ribs are arranged on the inner wall surface of the cover body facing the shell, wherein the extending length of one convex rib is greater than that of the through opening; the handle part is provided with a plurality of positioning holes, and the shell is provided with a plurality of positioning columns which can be at least partially accommodated in the plurality of positioning holes; the handle part and the shell are made of different materials; the shell comprises two openings which are positioned at two opposite sides of the shell, each opening is opened transversely relative to a rotating shaft of the head part, and the handle part partially protrudes out of the two openings.

The utility model has the advantages that:

the utility model provides a ratchet wrench can accomodate article and effort transmission effect good.

Drawings

Fig. 1 is a perspective view of a preferred embodiment of the present invention.

Fig. 2 and 3 are exploded views of a preferred embodiment of the present invention.

Fig. 4 is a cross-sectional view of a preferred embodiment of the present invention.

Fig. 5 is a sectional view taken along the a-a end face of fig. 4.

Fig. 6 to 8 are schematic views illustrating an operation of a preferred embodiment of the present invention.

Fig. 9 is a schematic view of a preferred embodiment of the present invention.

Detailed Description

The following description is given by way of example only, and not by way of limitation, of the scope of the invention.

Referring to fig. 1 to 9, which show a preferred embodiment of the present invention, a ratchet wrench 1 of the present invention includes a body 10 and a handle assembly 20.

The body 10 comprises a head portion 11 for assembling a ratchet head 2 and a handle portion 12 far away from the head portion 11; the handle assembly 20 includes a housing 21 covering the handle 12, the housing 21 enclosing a receiving space 211 for receiving at least one object (such as but not limited to a ratchet head 2, a tool head or a screw), and at least one opening 212 passing through the housing, a portion of the outer surface of the handle 12 being flush with or protruding from the at least one opening 212. Thus, the ratchet wrench 1 can receive the at least one object and the handle 12 is partially exposed out of the at least one opening 212 for direct holding, so that the transmission effect of the acting force is good.

In this embodiment, the housing 21 includes a first portion 22 and a second portion 23 that are connected to each other, the first portion 22 and the second portion 23 define the at least one opening 212, and the handle 12 is detachably clamped between the first portion 22 and the second portion 23 for facilitating maintenance, replacement and assembly; the handle 12 and the housing 21 are made of different materials and have different visual effects, and in detail, the body 10 is made of a metal material and has a good structural strength, the housing 21 is made of plastic, and the handle 12 partially protrudes from the at least one opening 212, so that the acting force can be effectively and directly transmitted. Preferably, the housing 21 includes two openings 212 located at two opposite sides of the housing 21, and each of the openings 212 is opened transversely to a rotation axis a of the head 11, so that an operator can directly hold the handle 12 protruding from the two openings 212 in an operation direction, and the transmission of force is good. The shell can also comprise a plurality of parts which can be assembled according to the configuration requirement; the body and the shell can be made of other materials; the housing may also include the opening that opens in other directions.

The housing 21 further defines a through opening 213 communicating with the accommodating space 211, and the handle assembly 20 further includes a cover 24 covering the through opening 213 for facilitating the taking and placing of the at least one object. In the present embodiment, the first portion 22 has the through hole 213, the cover 24 is slidably disposed on the first portion 22 along a length direction of the handle 12, and the second portion 23 has at least one receiving groove 231 for receiving the at least one object, which is simple in structure and easy to manufacture and assemble. In other embodiments, the cover may also be slidably disposed on the housing transverse to the length direction or may be pivotally and openably disposed on the through hole.

In detail, the housing 21 includes a first engaging portion 214, and the cover 24 includes a second engaging portion 241 slidably engaged with the first engaging portion 214; one of the first engaging portion 214 and the second engaging portion 241 includes at least one engaging protrusion extending along the length direction of the handle 12, and the other of the first engaging portion 214 and the second engaging portion 241 includes at least one engaging recess slidably engaged with the at least one engaging protrusion, so that the cover 24 can slide relative to the housing 21. In the present embodiment, the first engaging portion 214 includes two notches 215 disposed on two

opposite side walls

213a,213b of the through hole 213 and extending along the length direction of the handle 12, and the second engaging portion 241 includes two engaging legs 242 slidably engaged between one of the notches 215 and a surface of the handle 12 facing the cover 24, so as to slide stably and smoothly and facilitate assembly. In other embodiments, one of the first engaging portion and the second engaging portion may also include at least one guiding groove, and the other may include at least one guiding protrusion slidably engaged with the at least one guiding groove, so as to achieve the positioning effect of the slidable card.

The housing 21 further includes a first engaging portion 216, the cover 24 has a second engaging portion 243 releasably engaged with the first engaging portion 216, when the cover 24 covers the opening 213, the first engaging portion 216 and the second engaging portion 243 are engaged in a sliding direction of the cover 24, so as to prevent the cover 24 from being undesirably slid open during operation. One of the first engaging portion 216 and the second engaging portion 243 is a convex buckle, and the other is a concave buckle, so as to stabilize the buckling. The housing 21 further includes an operating member 25 for external operation, and the operating member 25 is provided with the first latching portion 216, and the first and second latching portions 216,243 can be disengaged by operating (e.g., pressing or sliding) the operating member 25, as shown in fig. 6 to 8. In this embodiment, the first engaging portion 216 is a hook, the second engaging portion 243 is a hole that can be engaged with the hook, and the operating element 25 is pushed by an elastic element 26 to move toward the second engaging portion 243, so that the structure is simple and the engaging operation can be stably performed.

Preferably, an end of the cover 24 away from the head 11 includes a blocking portion 244 extending toward the housing 21, and the blocking portion 244 can abut against the housing 21 in the sliding direction of the cover 24, so as to avoid damage to components due to excessive sliding. An end surface of the blocking portion 244 is provided with an arc protrusion 245, the housing 21 is provided with an arc recess 217 capable of being clamped with the arc protrusion 245, the arc protrusion 245 and the arc recess 217 can interfere with each other in the sliding direction, so that the arc protrusion 245 can be embedded and limited in the arc recess 217 and can move into or out of the arc recess 217 more smoothly. The arc convex part can be arranged on the shell, the arc concave part is arranged on the tail end surface of the blocking part, and the same effect can be achieved. The engaging portion 244 is further provided with at least one protrusion 246 protruding transversely to the housing 21, the housing 21 is further provided with at least one recess 218 capable of at least partially receiving the at least one protrusion 246, the at least one protrusion 246 and the at least one recess 218 are capable of engaging transversely to the sliding direction, so as to prevent the cover 24 from being detached from the housing 21, and the assembling stability is better.

The handle 12 is provided with at least one accommodating hole 121 communicating with the accommodating space 211, one end of the first portion 22 away from the head 11 includes a boss 221 extending toward the second portion 23, the boss 221 extends into the accommodating hole 121 and abuts against the inner peripheral wall of the accommodating hole 121, the boss 221 is detachably assembled with the second portion 23, and the handle 12 can be connected with the housing 21 in a limiting manner and is easy to disassemble. In detail, a side wall 213c of the through hole 213 far from the first latching portion 216 is inwardly protruded with a connecting portion 222, the protrusion 221 is integrally protruded with the connecting portion 222, the connecting portion 222 is spaced apart from the two

side walls

213a,213b of the through hole 213 with the two notches 215, and the two locking legs 242 are movable between the connecting portion 222 and the two

side walls

213a,213 b. Thus, the cover 24 can be slid relative to the first portion 22 until the opening 213 is completely opened, thereby facilitating access to the at least one object. The cover may also be configured such that the retaining portion covers the through opening.

A plurality of ribs 247 are disposed on an inner wall surface of the cover 24 facing the housing 21 to increase structural strength; the extending length of one of the protruding ribs 247 is preferably greater than the extending length of the through opening 213, so as to abut against the at least one object in the accommodating space 211 to prevent any displacement during the operation of the ratchet wrench 1. The handle 12 has a plurality of positioning holes 122, the housing 21 has a plurality of positioning posts 219 at least partially received in the positioning holes 122, in the embodiment, the positioning holes 122 are respectively disposed at two opposite sides of the receiving hole 121 in the length direction, and the first portion 22 and the second portion 23 have at least one positioning post 219, so that the assembly stability is better.

The above description is the preferred embodiment of the present invention and the technical principle applied by the preferred embodiment, and for those skilled in the art, without departing from the spirit and scope of the present invention, any obvious changes based on the equivalent transformation, simple replacement, etc. of the technical solution of the present invention all belong to the protection scope of the present invention.

Claims

1. A ratchet wrench, comprising:

a body, including a head part which can be assembled with a ratchet head and a handle part which is far away from the head part;

the grab handle component comprises a shell which is covered on the handle part, the shell encloses an accommodating space for placing at least one object and is provided with at least one opening in a penetrating way, and one part of the outer surface of the handle part is flush with or protrudes out of the at least one opening.

2. The ratchet wrench of claim 1, wherein the housing further defines a port communicating with the receiving space, and the handle assembly further includes a cover slidably disposed over the port.

3. The ratchet wrench of claim 2, wherein the housing includes a first engaging portion, and the cover includes a second engaging portion slidably engaged with the first engaging portion.

4. The ratchet wrench of claim 3, wherein one of the first engaging portion and the second engaging portion includes at least one engaging protrusion extending along a length of the handle portion, and the other of the first engaging portion and the second engaging portion includes at least one engaging recess slidably engaged with the at least one engaging protrusion.

5. The ratchet wrench of claim 3, wherein the first engaging portion includes two notches disposed on opposite sidewalls of the opening and extending along a length of the handle portion, and the second engaging portion includes two engaging legs slidably engaged between the notches and a surface of the handle portion facing the cover.

6. The ratchet wrench of claim 2, wherein the housing further includes a first engaging portion, the cover has a second engaging portion releasably engaged with the first engaging portion, and the first engaging portion and the second engaging portion engage with each other in a sliding direction of the cover when the cover closes the opening.

7. The ratchet wrench of claim 2, wherein the end of the cover remote from the head includes a stop portion extending toward the housing, the stop portion being adapted to abut against the housing in a sliding direction of the cover.

8. The ratchet wrench of any one of claims 1-7, wherein the housing includes a first portion and a second portion that abut, the first portion and the second portion defining the at least one opening.

9. The ratchet wrench of claim 8, wherein the handle portion has at least one receiving hole formed therethrough and communicating with the receiving space, the first portion includes a boss extending toward the second portion at an end thereof remote from the head portion, the boss extends into the receiving hole and abuts against an inner peripheral wall of the receiving hole, and the boss is detachably assembled with the second portion.

10. The ratchet wrench of claim 4, wherein the first engaging portion includes two notches disposed on opposite sidewalls of the opening and extending along a length of the handle portion, and the second engaging portion includes two engaging legs slidably engaged between the notches and a surface of the handle portion facing the cover; the shell comprises a first part and a second part which are butted, and the first part and the second part define the at least one opening; the first part is provided with the through hole, the cover body can be arranged on the first part in a sliding manner along the length direction, and the second part is integrally and concavely provided with at least one accommodating groove for accommodating at least one object; the shell further comprises a first clamping part, the cover body is provided with a second clamping part which is releasably clamped with the first clamping part, and when the cover body covers the through hole, the first clamping part and the second clamping part are clamped in a sliding direction of the cover body; the shell also comprises an operating piece which can be operated by the outside, and the operating piece is provided with the first clamping part; one of the first clamping part and the second clamping part is a buckling protrusion, and the other one is a buckling recess; one end of the cover body, which is far away from the head part, comprises a blocking part which extends towards the shell, and the blocking part can be abutted against the shell in the sliding direction of the cover body; an arc convex is arranged on one end surface of the blocking part, an arc concave which can be clamped with the arc convex is arranged on the shell, and the arc convex and the arc concave can interfere in the sliding direction; the blocking part is further provided with at least one lug protruding towards the transverse direction of the shell, the shell is further provided with at least one notch capable of at least partially receiving the at least one lug, and the at least one lug and the at least one notch can be blocked and connected transversely to the sliding direction; the handle part is provided with at least one accommodating hole communicated with the accommodating space in a penetrating way, one end of the first part, which is far away from the head part, comprises a boss extending towards the second part, the boss extends into the accommodating hole and can be partially abutted against the inner peripheral wall of the accommodating hole, and the boss can be detachably assembled with the second part; a connecting part is convexly arranged on one side wall of the through hole, which is far away from the first clamping part, inwards, a boss is integrally convexly arranged on the connecting part, the connecting part and the two side walls of the through hole, which are provided with the two unfilled corners, are separated, and the two clamping pins can be moved between the connecting part and the two side walls; a plurality of convex ribs are arranged on the inner wall surface of the cover body facing the shell, wherein the extending length of one convex rib is greater than that of the through opening; the handle part is provided with a plurality of positioning holes, and the shell is provided with a plurality of positioning columns which can be at least partially accommodated in the plurality of positioning holes; the handle part and the shell are made of different materials; the shell comprises two openings which are positioned at two opposite sides of the shell, each opening is opened transversely relative to a rotating shaft of the head part, and the handle part partially protrudes out of the two openings.