CN201419423Y

CN201419423Y - Replaceable chisel device

Info

Publication number: CN201419423Y
Application number: CN2009201556283U
Authority: CN
Inventors: 陈昆镇
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-05-27
Filing date: 2009-05-27
Publication date: 2010-03-10
Anticipated expiration: 2019-05-27

Abstract

The utility model relates to a replaceable chisel device, which comprises a chisel, a connector and a grip, wherein the connector is in socket arrangement with the chisel and in a detachable replacingstate, and the grip is fixed with the connector in a socket form. Through the structure, the replaceable chisel device can be used with chisels with different specifications, thereby realizing excellent practicability. Further, the chisel device with only one grip can be combined with different chisels, thereby reducing volumes and brining convenience for carrying. Moreover, a knock block integrally connected with the connector is arranged at the rear end of the grip, the knock block is excellent in connecting strength after being integrally connected with the connector, thereby avoiding releasing and dropping after long-term knocking.

Description

The chisel device of replacing formula

Technical field

The utility model relates to a kind of carpenter's cutter and cuts instrument, refers to a kind of chisel device of replaceable different size chisel especially.

Background technology

The piece that knocks that present general existing chisel device is provided with chisel, handle and is located at the handle rear end.During use, user's hand grips handle, and chisel is aimed at wood, and another hand gripping mallet knocks this and knocks piece, carries out carpenter's cutter and cuts.

But existing chisel device can't be changed the chisel of different size arbitrarily, and needs collocation that can't the person of being used is used, and practicality is not good; Secondly, different chisels has its handle separately, and shared volume is too big, carry inconvenience, and convenience is not good; Moreover, knock piece owing to knock the situation that being easy to generate gets loose drops often.Therefore general existing chisel device has not good and problem and the shortcoming such as drop that get loose of practicality and convenience, needs further improvement again.

Summary of the invention

For solving existing chisel device relevant for practicality with convenience is not good and the deficiency and the restriction of the problems such as dropping that gets loose, the purpose of this utility model is to provide a kind of chisel device of changing formula, this device have a chisel, one and this chisel plug and form detachable replacing state joint and one and this joint plug fixing handle, whereby, the utility model can be changed chisel arbitrarily, and allow the user according to the situation needs, use with the chisel collocation of different size specification.

The technological means that the utility model used is to provide a kind of chisel device of changing formula, comprising:

One chisel, this chisel are provided with a cutter hub and a body of rod that combines with this cutter hub, and this body of rod forms a binding end differing from an end that combines with this cutter hub;

One joint, form a first end and a second end respectively at the two ends of this joint, be concaved with an engagement groove that is complementary with this body of rod shape at an end face of this first end, and this body of rod plugs and is combined in this engagement groove and forms the detachable state of changing; And

One handle, this handle has two ends, and is concaved with a containing hole at the end face towards this second end, and this second end plugs and is fixed on this containing hole.

One outer peripheral face of aforesaid first end is arranged with one and is the slidably slide cartridge of displacement state, and an internal face ring of this slide cartridge is concaved with one and puts the pearl groove; The aforesaid body of rod is being concaved with a holddown groove near an outer peripheral face ring of aforesaid binding end, and the outer peripheral face of this first end inwardly wears a perforation that communicates with this holddown groove, and is provided with a fixing pearl in this perforation.

The internal face ring of aforesaid slide cartridge is concaved with a groove, this groove position aforesaid put the pearl groove above, and in this groove, be provided with a spring that is set in aforesaid first end.

Above the aforementioned recess with aforesaid put the pearl groove below be respectively equipped with certain position locking ring, each locating button ring set is established and is fixed on aforesaid first end.

Aforesaid handle is concaved with a shrinkage pool at an end face that differs from aforesaid containing hole, and is provided with one knocks piece in this shrinkage pool, and this knocks the degree of depth of the length of piece greater than this shrinkage pool.

Aforesaid shrinkage pool communicates with aforesaid containing hole, and aforesaid piece and the aforesaid the second end of knocking is that one links.

One cross section of the aforesaid body of rod is a hexagon.

The chisel device of replacing formula provided by the utility model, concrete benefit that can obtain and effect enhancement comprise at least:

1. joint provided by the utility model can allow the user depending on the circumstances or the needs of the situation, and changes the chisel of different size specification quickly and easily, dark tool practicality;

2. the utility model, have a handle can with different chisel combinations, significantly reduce volume and be easy to carry, convenience is high; And

3. what the utility model further was provided with knocks piece with the joint one links, and strength of connection is preferable, can avoid knocking piece and get loose, drops because of knocking for a long time.

Description of drawings

Fig. 1 is the three-dimensional structure diagram of the utility model first preferred embodiment;

Fig. 2 is the exploded view of the utility model first preferred embodiment;

Fig. 3 is the profile of the utility model first preferred embodiment;

Fig. 4 is the schematic diagram that the utility model first preferred embodiment is used; And

Fig. 5 is the exploded view of the utility model second preferred embodiment.

The specific embodiment

Being can detail knowledge technical characterictic of the present utility model and practical effect, and can implement according to the content of specification, further describes in detail with preferred embodiment as shown in drawings.

A kind of preferred embodiment of changing the chisel device of formula provided by the utility model as shown in Figure 1, comprising: assemblies such as a chisel 10, one joints 20 and a handle 30, wherein:

Shown in Fig. 2,3, this chisel 10 is provided with a cutter hub 11 and a body of rod 12 that combines with this cutter hub 11, to be hexagon and this body of rod 12 form a binding end 13 differing from an end that combines with this cutter hub 11 to one cross section of this body of rod 12, and this body of rod 12 is concaved with a holddown groove 131 at the outer peripheral face ring near this binding end 13.In the utility model, that the shape of this body of rod 12 can be is square, hexagon or other shape, and relevant for the shape of this body of rod 12, the utility model is not done specific restriction.

As shown in Figure 3, form a first end 21 and a second end 22 respectively at the two ends of this joint 20, be concaved with an engagement groove 211 that is complementary with the aforesaid body of rod 12 shapes at an end face of this first end 21, and this body of rod 12 plugs and is combined in this engagement groove 211 and forms the detachable state of changing; The outer peripheral face of this first end 21 inwardly wears a perforation 213 that communicates with aforesaid holddown groove 131, and is provided with a fixing pearl 24 in this perforation 213; One outer peripheral face of this first end 21 is arranged with one and is the slidably slide cartridge 25 of displacement state, and an internal face ring of this slide cartridge 25 is concaved with one and puts pearl groove 251; The internal face ring of this slide cartridge 25 is concaved with a groove 252,252 of this grooves this put pearl groove 251 above, and in this groove 252, be provided with a spring 26 that is set in this first end 21; Above this groove 252 with this put pearl groove 251 below be respectively equipped with certain position locking ring 27, each is located clasp 27 and is set in this first end 21; This location clasp 27 has the location and places restrictions on effect, this slide cartridge 25 is positioned at this first end 21, and utilizes this spring 26 to make this slide cartridge 25 when being passed by the user, can make to a certain degree slide displacement and homing on this first end 21.

As shown in Figure 3, this handle 30 has two ends, and is equipped with a containing hole 31 at the end face towards aforesaid the second end 22, and is equipped with a shrinkage pool 32 that communicates with this containing hole 31 at an end face that differs from this containing hole 31; This second end 22 plugs and is fixed on this containing hole 31, and is provided with one knocks piece 33 with this second end 22 one link in this shrinkage pool 32, and as shown in Figure 4, this knocks piece 33 evaginations and knocks use in this handle 30 for mallet.The effect that one links is to strengthen the strength of connection that this knocks piece 33 and this second end 22, avoids this to knock piece 33 and drops because of knocking for a long time.

As shown in Figure 3, the utility model in use, the user upwards pushes away aforesaid slide cartridge 25 and compresses aforesaid spring 26, allows the aforesaid pearl groove 251 of putting move to aforesaid perforation 213 positions, makes aforesaid fixedly pearl 24 can move to this and puts pearl groove 251; And the binding end 13 of the aforesaid body of rod 12 is plugged in the aforesaid engagement groove 211; Compressed this spring 26 can produce a response force, and this slide cartridge 25 is moved down and homing, and this moment, fixedly pearl 24 was subjected to the extruding of the internal face of this slide cartridge 25, puts pearl groove 251 and gets back to this perforation 213 interior also aforesaid holddown grooves 131 of blocking and break away from this; Whereby, shown in Fig. 2,5, the utility model can be changed the chisel of different size specification, makes user's energy easy to use, is easy to carry about with one.

Claims

1. chisel device of changing formula is characterized in that it comprises:

2. chisel device according to claim 1 is characterized in that: an outer peripheral face of aforesaid first end is arranged with one and is the slidably slide cartridge of displacement state, and an internal face ring of this slide cartridge is concaved with one and puts the pearl groove; The aforesaid body of rod is being concaved with a holddown groove near an outer peripheral face ring of aforesaid binding end, and the outer peripheral face of this first end inwardly wears a perforation that communicates with this holddown groove, and is provided with a fixing pearl in this perforation.

3. chisel device according to claim 2 is characterized in that: the internal face ring of aforesaid slide cartridge is concaved with a groove, this groove position aforesaid put the pearl groove above, and in this groove, be provided with a spring that is set in aforesaid first end.

4. chisel device according to claim 3 is characterized in that: above the aforementioned recess with aforesaid put the pearl groove below be respectively equipped with certain position locking ring, each locating button ring set is established and is fixed on aforesaid first end.

5. according to arbitrary described chisel device in the claim 1 to 4, it is characterized in that: aforesaid handle is concaved with a shrinkage pool at an end face that differs from aforesaid containing hole, and is provided with one knocks piece in this shrinkage pool, and this knocks the degree of depth of the length of piece greater than this shrinkage pool.

6. chisel device according to claim 5 is characterized in that: aforesaid shrinkage pool communicates with aforesaid containing hole, and aforesaid piece and the aforesaid the second end of knocking is that one links.

7. according to arbitrary described chisel device in the claim 1 to 4, it is characterized in that: a cross section of the aforesaid body of rod is a hexagon.

8. chisel device according to claim 5 is characterized in that: a cross section of the aforesaid body of rod is a hexagon.

9. chisel device according to claim 6 is characterized in that: a cross section of the aforesaid body of rod is a hexagon.