CN101927471A - Sleeve tool for wrenching bolt - Google Patents

Sleeve tool for wrenching bolt Download PDF

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Publication number
CN101927471A
CN101927471A CN 201010257604 CN201010257604A CN101927471A CN 101927471 A CN101927471 A CN 101927471A CN 201010257604 CN201010257604 CN 201010257604 CN 201010257604 A CN201010257604 A CN 201010257604A CN 101927471 A CN101927471 A CN 101927471A
Authority
CN
China
Prior art keywords
sleeve
bolt
cap
spring
wrenching
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN 201010257604
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Chinese (zh)
Other versions
CN101927471B (en
Inventor
练晓东
梁玉斌
余见山
潘之杰
李书福
杨健
赵福全
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Geely Holding Group Co Ltd
Zhejiang Geely Automobile Research Institute Co Ltd
Original Assignee
Zhejiang Geely Holding Group Co Ltd
Zhejiang Geely Automobile Research Institute Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhejiang Geely Holding Group Co Ltd, Zhejiang Geely Automobile Research Institute Co Ltd filed Critical Zhejiang Geely Holding Group Co Ltd
Priority to CN 201010257604 priority Critical patent/CN101927471B/en
Publication of CN101927471A publication Critical patent/CN101927471A/en
Application granted granted Critical
Publication of CN101927471B publication Critical patent/CN101927471B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The invention provides a sleeve tool for wrenching a bolt, which belongs to the technical field of machinery and solves the problem of low universality of the conventional wrench. The sleeve tool for wrenching the bolt comprises a cylindrical sleeve body; a plurality of inner sleeves with polygonal cross sections are arranged in the sleeve body; the inner sleeves are mutually sleeved together and peripherally fixed in the sleeve body; one end of the sleeve body is connected with an end cover, and a support structure for supporting the inner end of each inner sleeve is arranged between the end cover and the sleeve body; and the outer end of each inner sleeve is positioned at a port of the other end of the sleeve body. The sleeve tool for wrenching the bolt has the advantages of simple and convenient use, strong universality and simple and convenient maintenance.

Description

The sleeve barrel tool that is used for wrenching bolt
Technical field
The invention belongs to field of mechanical technique, relate to a kind of assembly tool, particularly a kind of sleeve barrel tool that is used for wrenching bolt.
Background technology
Need to use bolt to be connected in daily life and assembling work, different bolts adopts different spanners that it is pulled.
Because the bolt size differs, and so just causes same spanner not pull simultaneously the bolt of different size.Spanner quantity is many in the assembling work process, and it is loaded down with trivial details that assembling work seems, and too much spanner is also lost easily.
In order to address the above problem, people have designed various assembly tools.For example its publication number of Chinese patent CN2629923Y provides a kind of " all-purpose instrument sleeve ", it comprises a cylindrical shell, the two ends of cylindrical shell are connected with inner sleeve respectively, are provided with spring between inner sleeve and cylindrical shell, and the external port of inner sleeve is positioned at the port of cylindrical shell under the elastic force effect of spring.
The bolt that is complementary with inner sleeve in the use can cooperate with inner sleeve smoothly, and the sleeve in the rotation process just can drive bolt and rotate.When the bolt size a little more greatly, bolt is resisted against on the inner sleeve, inner sleeve overcomes the cylindrical shell of withdrawing behind the elastic force of spring, this moment, this bolt directly matched with cylindrical shell, the sleeve in the rotation process drives this bolt rotation.
Simultaneously, because the two ends of cylindrical shell are equipped with inner sleeve, that is to say that it can assemble the bolt of four kinds of different sizes.
But when the bolt to size more than four kinds assembled, above-mentioned instrument just can not be suitable for.
Existing other instrument all exists similar problem.
Summary of the invention
The objective of the invention is the problems referred to above, provide a kind of applicability good, the easy to use sleeve barrel tool that is used for wrenching bolt at the prior art existence.
Purpose of the present invention can realize by following technical proposal: a kind of sleeve barrel tool that is used for wrenching bolt, comprise a tubular sleeve body, it is characterized in that, be provided with in the described sleeve body if its cross section is polygonal inner sleeve, inner sleeve connects together mutually and circumferentially is fixed in the sleeve body, one end of sleeve body is connected with end cap and has between end cap and sleeve body the inner supporting construction that supports of each inner sleeve, and the outer end of described each inner sleeve all is positioned at the port of the sleeve body other end.
This sleeve barrel tool in use, when by the bolt pulled during with the most inboard inner sleeve coupling, the most inboard inner sleeve is enclosed within on the bolt, drives this bolt in the rotational sleeve instrument process and together rotates.
When bolt of being pulled and outermost inner sleeve coupling, outermost inner sleeve is enclosed within on the bolt, drives this bolt in the rotational sleeve instrument process and together rotates.When the size of bolt directly was complementary with the sleeve body endoporus, the sleeve body inner hole sleeve was on bolt, and this bolt of drive together rotates in the rotational sleeve instrument process.Certainly, in these two processes than the little inner sleeve of bolt size directly by taking out in this instrument or being pressed in the sleeve body.
At the above-mentioned sleeve barrel tool that is used for wrenching bolt, described supporting construction is retaining edge and the inboard block piece that protrudes of sleeve body that protrude laterally inner sleeve the inner, and all retainings are along being pressed between block piece and the end cap.
Because the retaining of all inner sleeves along all being pressed between block piece and the end cap, so just makes all inner sleeves obtain the location.When by the bolt size pulled when bigger, open behind the end cap undersized inner sleeve taken out and get final product.
At the above-mentioned sleeve barrel tool that is used for wrenching bolt, described supporting construction also comprise be located in the sleeve body and with retaining along spring one to one, the two ends of spring act on respectively on retaining edge and the end cap.
As can be seen, all corresponding spring of each inner sleeve, and the elastic acting force of this spring makes the retaining of corresponding inner sleeve along having the trend that is resisted against on the block piece all the time.That is to say that each inner sleeve all is positioned in the sleeve body by elasticity under the elastic force effect of spring.
When by the bolt size pulled when bigger, undersized inner sleeve is directly pushed by bolt, makes undersized inner sleeve overcome behind the elastic force of spring in the retraction sleeve body.
At the above-mentioned sleeve barrel tool that is used for wrenching bolt, described block piece is for protruding the shoulder block of sleeve body inboard.
Shoulder block and sleeve body are integral structure, make that like this sleeve body is simple in structure, are convenient to processing.
At the above-mentioned sleeve barrel tool that is used for wrenching bolt, described block piece is the dog screw that is threadedly connected on the sleeve body, and dog screw is partly stretched in the sleeve body.
Dog screw is partly stretched in the sleeve body, can contact with the retaining edge of inner sleeve by this part.
At the above-mentioned sleeve barrel tool that is used for wrenching bolt, be provided with a spring in the described sleeve body, an end of spring acts on the retaining of the most inboard inner sleeve along last, and the other end of spring acts on the end cap.
Behind inner sleeve retraction sleeve body, under the elastic force effect of this spring, inner sleeve is resetted.
At the above-mentioned sleeve barrel tool that is used for wrenching bolt, have on the described end cap and be cone shape connecting portion one, above-mentioned sleeve body inboard has the connecting portion two that is complementary with connecting portion one, and connecting portion one is positioned at connecting portion two places and both are connected by screw.
Connecting portion one and connecting portion two be for the inclined-plane contacts, and such structure makes linking together that both can be more prone to.The end cap and the sleeve body that link together can be fixed by screw at last.
At the above-mentioned sleeve barrel tool that is used for wrenching bolt, the outer end of described each inner sleeve is all mutually concordant with the sleeve body port.
Such structure can guarantee that each inner sleeve all can connect by the bolt corresponding with it smoothly.
At the above-mentioned sleeve barrel tool that is used for wrenching bolt, described end cap inboard has the lead of protrusion, and above-mentioned spring housing is on lead.
Lead positions the end of spring, avoids spring to slide because of stressed its end of causing.
At the above-mentioned sleeve barrel tool that is used for wrenching bolt, the described end cap outside has the connecting hole that can be connected with the pneumatic impact spanner connecting rod.The pneumatic impact spanner connecting rod is embedded in and just can easily drives this sleeve barrel tool behind the connecting hole and rotate, thereby tights a bolt or unclamp bolt.
Compared with prior art, the sleeve barrel tool that originally is used for wrenching bolt is owing to have at least two inner sleeves in the sleeve body, and therefore, it can turn the bolt of various sizes.And, directly it is enclosed within on the bolt in the use and gets final product, do not need to do other work, easy to use.
Simultaneously, after end cap opened, also can easily change spring or take out inner sleeve, the maintenance of product is easier.In addition, this instrument can be connected on other power set easily by connecting hole, it is easier to make that this device uses, and it is time saving and energy saving to operate.
Description of drawings
Fig. 1 be used among the embodiment one wrenching bolt sleeve barrel tool partly cut open structural representation.
Fig. 2 is the side-looking structural representation that is used for the sleeve barrel tool of wrenching bolt among the embodiment one.
Fig. 3 be used among the embodiment two wrenching bolt sleeve barrel tool partly cut open structural representation.
Fig. 4 be used among the embodiment three wrenching bolt sleeve barrel tool partly cut open structural representation.
Among the figure, 1, sleeve body; 1a, connecting portion two; 1b, block piece; 2, inner sleeve; 2a, retaining edge; 3, end cap; 3a, connecting portion one; 3b, lead; 3c, connecting hole; 4, screw; 5, spring.
The specific embodiment
Embodiment one
As depicted in figs. 1 and 2, the sleeve barrel tool that originally is used for wrenching bolt comprises a tubular sleeve body 1, is provided with six inner sleeves 2 in the sleeve body 1, and the cross section of all inner sleeves 2 is regular hexagon.
Two adjacent inner sleeves 2 connect together, because two adjacent inner sleeves 2 are regular hexagon, therefore two adjacent inner sleeves 2 are circumferentially fixing.
The shape of cross section of sleeve body 1 endoporus also is a regular hexagon, and outermost inner sleeve 2 forms circumferentially fixing with sleeve body 1.One end of sleeve body 1 is connected with end cap 3, has on the end cap 3 to be cone shape connecting portion one 3a, and sleeve body 1 inboard has connecting portion two 1a that are complementary with connecting portion one 3a, and connecting portion one 3a is positioned at connecting portion two 1a places and both are connected by screw 4.
Has the supporting construction that is used to support all inner sleeve 2 the inners between end cap 3 and the sleeve body 1, the outer end of all inner sleeves 2 all is positioned at the port of sleeve body 1 other end, in the present embodiment, the outer end of all inner sleeves 2 is all concordant with the port of sleeve body 1 other end.
Supporting construction be the retaining that protrudes laterally of inner sleeve 2 the inners along 2a and sleeve body 1 inboard block piece 1b and the spring 5 that protrudes, the quantity of spring 5 is six, the retaining of each inner sleeve 2 is equal springs 5 of correspondence along 2a place.The retaining of two adjacent inner sleeves 2 rides against together along 2a, and retaining along 2a and spring 5 between block piece 1b and end cap 3, the retaining of all inner sleeves 2 rides against together successively along 2a under the elastic force effect of spring 5, and the retaining of outermost inner sleeve 2 rides against on the block piece 1b along 2a.Obviously, under the elastic force effect of spring 5, the outer end of each inner sleeve 2 all is positioned at sleeve body 1 port when original state.In the present embodiment, block piece 1b is for protruding the shoulder block of sleeve body 1 inboard; Certainly, according to actual conditions, block piece 1b is that the dog screw that is threadedly connected on the sleeve body 1 also is an available rows, and dog screw is partly stretched in the sleeve body 1.
When using this sleeve barrel tool wrenching bolt, when being complementary by the hex bolts pulled and the most inboard inner sleeve 2, the most inboard inner sleeve 2 of this sleeve barrel tool directly is socketed on the bolt.Just can drive bolt in the process of rotational sleeve instrument rotates.
When being complementary by the hex bolts pulled and one of them inner sleeve 2 in the middle of being positioned at, the smaller inner sleeve 2 of all the other sizes is pushed by this bolt in the assembling process, makes the smaller inner sleeve 2 of size overcome behind the elastic force of spring 5 in the retraction sleeve body 1.Then, inner sleeve 2 sockets that are complementary with this bolt just can drive this bolt and rotate thereon in the process of rotational sleeve instrument.
Same, when hex bolts of being pulled and sleeve body 1 were complementary, this bolt was pressed into all inner sleeves 2 in the sleeve body 1, directly was socketed on the bolt by sleeve body 1, drove this bolt rotation in the rotational sleeve instrument process.
In addition, end cap 3 inboards have the lead 3b of protrusion, and a wherein end of spring 5 is enclosed within on the lead 3b.Has the connecting hole 3c that can be connected with the pneumatic impact spanner connecting rod in end cap 3 outsides.
Embodiment two
The structure of present embodiment and principle are basic identical with embodiment one, and different place is that the quantity of spring 5 is one, and the retaining that an end of spring 5 acts on the most inboard inner sleeve 2 is along on the 2a, and the other end of spring 5 acts on the end cap 3, sees shown in Figure 3.
Undersized inner sleeve 2 is by the extruding of the bigger bolt of size in the use, overcomes behind spring 5 elastic force in the retraction sleeve body 1, in case after bolt is tightened taking-up, make all inner sleeves 2 reply initial positions under the elastic force of spring 5.Certainly, the sleeve barrel tool among this embodiment must use by vertical direction.
Embodiment three
The structure of present embodiment and principle are basic identical with embodiment one, and different place is that the retaining of inner sleeve 2 directly is pressed between block piece 1b and the end cap 3 along 2a, sees shown in Figure 4.In the use unwanted inner sleeve 2 taken out from sleeve body 1 and get final product.

Claims (10)

1. sleeve barrel tool that is used for wrenching bolt, comprise a tubular sleeve body (1), it is characterized in that, be provided with in the described sleeve body (1) if its cross section is polygonal inner sleeve (2), inner sleeve (2) connects together mutually and circumferentially is fixed in the sleeve body (1), one end of sleeve body (1) is connected with end cap (3) and has between end cap (3) and sleeve body (1) the inner supporting construction that supports of each inner sleeve (2), and the outer end of described each inner sleeve (2) all is positioned at the port of sleeve body (1) other end.
2. the sleeve barrel tool that is used for wrenching bolt according to claim 1, it is characterized in that, described supporting construction is the block piece (1b) of the inner retaining that protrudes laterally of inner sleeve (2) along (2a) and the inboard protrusion of sleeve body (1), and all retainings are pressed between block piece (1b) and the end cap (3) along (2a).
3. the sleeve barrel tool that is used for wrenching bolt according to claim 2, it is characterized in that, described supporting construction also comprise be located in the sleeve body (1) and with retaining along (2a) spring (5) one to one, the two ends of spring (5) act on retaining respectively along on (2a) and the end cap (3).
4. the sleeve barrel tool that is used for wrenching bolt according to claim 3 is characterized in that, described block piece (1b) is for protruding the inboard shoulder block of sleeve body (1).
5. the sleeve barrel tool that is used for wrenching bolt according to claim 3 is characterized in that, described block piece (1b) is for being threadedly connected to the dog screw (4) on the sleeve body (1), and dog screw (4) part is stretched in the sleeve body (1).
6. the sleeve barrel tool that is used for wrenching bolt according to claim 1, it is characterized in that, be provided with a spring (5) in the described sleeve body (1), an end of spring (5) acts on the retaining of the most inboard inner sleeve (2) along on (2a), and the other end of spring (5) acts on the end cap (3).
7. according to claim 1 or 2 or 3 or 4 or the 5 or 6 described sleeve barrel tools that are used for wrenching bolt, it is characterized in that, have on the described end cap (3) and be cone shape connecting portion one (3a), above-mentioned sleeve body (1) inboard has the connecting portion two (1a) that is complementary with connecting portion one (3a), and connecting portion one (3a) is positioned at that connecting portion two (1a) is located and both are connected by screw (4).
8. according to claim 1 or 2 or 3 or 4 or the 5 or 6 described sleeve barrel tools that are used for wrenching bolt, it is characterized in that the outer end of described each inner sleeve (2) is all mutually concordant with sleeve body (1) port.
9. according to claim 2 or 3 or 4 or the 5 or 6 described sleeve barrel tools that are used for wrenching bolt, it is characterized in that described end cap (3) inboard has the lead (3b) of protrusion, above-mentioned spring (5) is enclosed within on the lead (3b).
10. according to claim 1 or 2 or 3 or 4 or the 5 or 6 described sleeve barrel tools that are used for wrenching bolt, it is characterized in that described end cap (3) outside has the connecting hole (3c) that can be connected with the pneumatic impact spanner connecting rod.
CN 201010257604 2010-08-19 2010-08-19 Sleeve tool for wrenching bolt Active CN101927471B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201010257604 CN101927471B (en) 2010-08-19 2010-08-19 Sleeve tool for wrenching bolt

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201010257604 CN101927471B (en) 2010-08-19 2010-08-19 Sleeve tool for wrenching bolt

Publications (2)

Publication Number Publication Date
CN101927471A true CN101927471A (en) 2010-12-29
CN101927471B CN101927471B (en) 2013-06-26

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ID=43367037

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201010257604 Active CN101927471B (en) 2010-08-19 2010-08-19 Sleeve tool for wrenching bolt

Country Status (1)

Country Link
CN (1) CN101927471B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102039566A (en) * 2011-01-26 2011-05-04 姚建明 Sleeve wrench

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1471451A (en) * 1922-05-25 1923-10-23 Alfred A Crimp Socket wrench
US1997948A (en) * 1934-06-04 1935-04-16 Pearson Andrew Automatic socket wrench
GB1288920A (en) * 1969-12-24 1972-09-13
CN2250843Y (en) * 1995-10-13 1997-04-02 郭盈宏 Socket for changeable impact wrench
US6467379B1 (en) * 2001-08-21 2002-10-22 Simon Wizman Self-adjusting socket

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1471451A (en) * 1922-05-25 1923-10-23 Alfred A Crimp Socket wrench
US1997948A (en) * 1934-06-04 1935-04-16 Pearson Andrew Automatic socket wrench
GB1288920A (en) * 1969-12-24 1972-09-13
CN2250843Y (en) * 1995-10-13 1997-04-02 郭盈宏 Socket for changeable impact wrench
US6467379B1 (en) * 2001-08-21 2002-10-22 Simon Wizman Self-adjusting socket

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102039566A (en) * 2011-01-26 2011-05-04 姚建明 Sleeve wrench

Also Published As

Publication number Publication date
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Date Code Title Description
PB01 Publication
C06 Publication
SE01 Entry into force of request for substantive examination
C10 Entry into substantive examination
GR01 Patent grant
C14 Grant of patent or utility model
EE01 Entry into force of recordation of patent licensing contract

Application publication date: 20101229

Assignee: Ningbo fertile turbo charge system company limited

Assignor: Zhejiang Geely Automobile Research Institute Co., Ltd., Zhejiang Geely Holding Group Company Limited

Contract record no.: 2014330000053

Denomination of invention: Sleeve tool for wrenching bolt

Granted publication date: 20130626

License type: Exclusive License

Record date: 20140326

LICC Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model