CN100446930C - Spanners for automobile tyre - Google Patents
Spanners for automobile tyre Download PDFInfo
- Publication number
- CN100446930C CN100446930C CNB2007100231006A CN200710023100A CN100446930C CN 100446930 C CN100446930 C CN 100446930C CN B2007100231006 A CNB2007100231006 A CN B2007100231006A CN 200710023100 A CN200710023100 A CN 200710023100A CN 100446930 C CN100446930 C CN 100446930C
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- random
- tommy bar
- sleeve
- chamber
- handle
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Abstract
The present invention is one kind of box wrench for automobile tyre, and belongs to the field of hardware tool technology. The box wrench includes one handle, one sleeve, and one foldable random tommy bar connected between the handle and the sleeve. The box wrench has extendable handle with the random tommy bar for easy operation and high operation speed, flexible operation mode, small size and easy storing and carrying about.
Description
Technical field
The present invention relates to a kind of driver's tool, more particularly relate to a kind of dismounting and spanners for automobile tyre that be easy to carry about with one that is used for, belong to the hardware ﹠ tools technical field doughnut.
Background technology
Spanners for automobile tyre has stronger use specific aim, can be seen in a large number in Chinese patent literature, but roughly can be divided into two big classes, the one, electrodynamic type, the 2nd, hand, DYN dynamic structure is comparatively complicated, and be subjected to the restriction of service condition, often be suitable for the Automobile Service industry; The structure of hand seems terse for DYN dynamic structure, be not subjected to the restriction of field of employment, because it need not be suitable for using with car by working power.From disclosed patent documentation, representative and the mode of action is recommended by manual spanners for automobile tyre such as CN2339421Y, this technical scheme is based on previous spanner structure sleeve and cross bar is fused, establish radial direction through hole on the cross bar, after handle inserts the radial direction through hole of cross bar, rotation by handle drives that nut unclamps or is fastening, when there is the dismounting nut in this spanner because of the very tight shortcoming that can't pull down of nut, thereby recommended to be embodied dismounting laborsaving, firm spanners for automobile tyre is installed.The technical contribution of this scheme such as its specification are alleged: because sleeve, cross bar, handle are separable mutually, and handle is provided with ratchet mechanism, when sleeve, cross bar, handle are combined into an integral demounting nut, ratchet mechanism makes the rotator inertia of handle produce an impulsive torque power, this power is passed on the split nut through cross bar, sleeve, make dismounting laborsaving, screw reliable.But the applicant thinks that this spanner has following shortcoming: the one, no matter before entering duty or after power cut-off, all will be assembled or dismantle, thereby cause the trouble used to it, and influence the raising of operating efficiency; The 2nd, what it adopted is that the pipeliner twists the principle of establishing screw thread to metal tube (running water pipe), use also is very laboriously, perhaps be that the inventor recognizes to some extent, handle, cross bar are processed enough length, yet tediously long handle not only causes trouble for collection, and in use working space is had fastidious property; The 3rd, complex structure, maintenance requires high, for example needs the in good time repairing of ratchet mechanism; Four are to use effect to ensure for a long time, for example when one group of ratchet spring because of the time be not so good as for a long time and ought just can lose due action effect at the beginning, unless change ratchet spring or whole ratchet mechanism.
The applicant do not need for the time being to visit one by one and document in the disclosed mode of action be manual spanners for automobile tyre, on the contrary extensively be seen in spanners for automobile tyre as shown in Figure 4 in market, it comprises handle 1 and sleeve 2, the base portion of sleeve 2 is hinged with an end end of handle 1 by jointed shaft 21, the spanners for automobile tyre of this structure has good practicality, and very is easy to carry, collects.But still performance has following two place's drawbacks: one during use, owing to showing very painstakingly as the handle 1 of the arm of force is short, if add long handle 1, can make troubles to collection so again; They are two years old, the mode of operation selectivity is stiff, can only single-ended operation, promptly can only be by handle 1 one ends to sleeve 2 effects, because sleeve 2 occupy the other end end of handle 1 all the time, therefore in operating process, be difficult to the reliable wheel nut of tautness is loosened, and when wheel is installed, can not screw nut reliably, bury hidden danger.
Summary of the invention
Task of the present invention be to provide a kind of arm of force to embody rapid operation according to need regulating and can improve to dismounting of the nut on the wheel of the bus and fastening speed, when operating can to mode of operation carry out the flexibility selection, carry, collect spanners for automobile tyre easily.
Task of the present invention is finished like this, a kind of spanners for automobile tyre, it comprises handle and sleeve, described handle constitutes a tommy bar chamber at random, one end end of handle can be connected with an end of tommy bar at random with amounting to, the other end of tommy bar and muff coupling at random, described tommy bar at random constitutes a sleeve host cavity that is used to accommodate sleeve, one end of described handle is narrow contracting, and other end expansion is established, described tommy bar at random chamber is located at described expansion and establishes end, and disposes one be used to prevent the rotation preventing device that handle rotates on described handle.
Handle of the present invention is used for first inserting the chamber for what the lower end of tommy bar was at random inserted constituting one with the joining end end of tommy bar at random, and described tommy bar at random is used for second inserting the chamber for what the lower end of sleeve was inserted being formed with one with an end end that sleeve connects mutually.
The width in tommy bar at random of the present invention chamber and the degree of depth are with the width of described tommy bar at random and highly are complementary.
The chamber shape in tommy bar at random of the present invention chamber is corresponding to the shape of described tommy bar at random.
Tommy bar at random of the present invention is hinged with connecting of handle.
The connection of tommy bar at random of the present invention and sleeve is hinged.
Sleeve of the present invention is the polygon sleeve.
Polygon of the present invention is a regular hexagon.
The upper edge of a pair of chamber wall in tommy bar at random of the present invention chamber offers hinged axle bed chamber respectively.
One of advantage of technical scheme disclosed in this invention institute tool owing to connected tommy bar at random on handle, can embody rapid operation according to the handle that need prolong randomly as the arm of force, the speed of improve dismounting, assembling; Two since can will be at random tommy bar be folded at random in the tommy bar chamber, make the position of sleeve occupy the nearly middle part of handle, so can realize that the rotary operation of 360 ° in handle work is had the selection of mode of operation being done flexibility, and laborsaving; Three draw in tommy bar chamber at random and can be in the sleeve host cavity owing under stand-by state, tommy bar at random can be amounted to the sleeve folding for storing, therefore, have volume little, be convenient to certainly and carry.
Description of drawings
Fig. 1 is the one embodiment of the invention organization chart.
Fig. 2 is a kind of application examples schematic diagram of the present invention.
Schematic diagram when Fig. 3 is in collecting state for the present invention.
Fig. 4 is the structural representation of the spanners for automobile tyre in the prior art.
The specific embodiment
By applicant's detailed description below, will help to understand the present invention more, and make advantage of the present invention and effect brighter and clearer.But embodiment does not constitute the restriction to the present invention program, and is any based on the present invention and in form slightly to change or to do substituting or the in addition modification of character property of equivalence, then all should think to belong to technical scheme category disclosed in this invention.
See also Fig. 1, as a kind of embodiment, the applicant has provided global shape cleans the wooden club shape that dress ornament uses just as being used to seen in the daily life handle 1, with residing location status among the current figure is example, one end of this handle 1 is that left end is narrow contracting, that is to say that left end is thinner relatively, also extended a sled ear 13 at the tip of left end, the self-evident effect of this sled ear 13 is to help to unload tire etc.; The other end of this handle 1 is that the right-hand member expansion is established, and that is to say that right-hand member comes slightly than left end, and above mentioned tommy bar at random chamber 11 is formed in this expansion and establishes end.The preferred chamber shape in tommy bar chamber 11 is for being similar to rectangle or U-shaped at random, the width in chamber is that the spacing between the wall of a pair of chamber is to match with the width of tommy bar 3 at random, with, the degree of depth in tommy bar chamber 11 is suitable with the height of tommy bar 3 at random from the wall of chamber wall along the distance at the bottom of wall promptly at random, and, the length in tommy bar chamber 11 should be greater than the length of tommy bar 3 at random at random, so design can make at random tommy bar 3 from illustrated position to being able to folding for storing after 180 ° of the counter clockwise direction switchings in tommy bar chamber 11 at random, that is to say that tommy bar chamber 11 is used to hold or claims to scoop out plate stem 3 at random at random.
The position that corresponds to each other in the upper edge of a pair of chamber wall in tommy bar chamber 11 at random respectively offers a hinged axle bed chamber 111, the end, two ends of the jointed shaft 21 that also will describe in detail below being used for holding.End is established in expansion at handle 1, more particularly constitute the zone of a disappearance at the handle 1 and the point of attachment of tommy bar 3 at random, constitute first by the zone of this disappearance and insert chamber 12, so that for the bottom of tommy bar 3 at random inserting, visible first to insert chamber 12 be to play the effect of holding of tommy bar 3 at random.On a pair of chamber wall in tommy bar chamber 11 at random, be preset with and connect axis hole 14, correspondingly at tommy bar at random 3 and handle 1 joining union end, more particularly on a pair of chamber wall of the sleeve host cavity 31 of plate stem 3 at random, also be preset with a pair of axis hole 33, penetrate axis hole 33 in regular turn, connect mode and handle 1 connection that axis hole 14 realizes that just tommy bar 3 at random connects to be hinged with swivel pin 34.When tommy bar 3 at random by from the level of current icon with counterclockwise after 180 ° of tommy bar chamber 11 switchings at random, then tommy bar 3 is just nestable in tommy bar chamber 11 at random at random, this state can also be disclosed by Fig. 2, Fig. 3.Establishing in the expansion of handle 1 and also to dispose a rotation preventing device 4 that rotates when being used for preventing handle 1 in work on a pair of chamber wall in the chamber of tommy bar at random 11 that end is illustrated right-hand member, specifically is to offer a pair of first rotation preventing device hub setting hole 15 and a pair of rotation preventing device locating slot 16 at the chamber wall in tommy bar chamber 11 at random.In that a pair of second rotation preventing device hub setting hole 36 is also promptly offered at the left end and the 15 corresponding positions, the described first rotation preventing device hub setting hole of tommy bar 3 on the wall of the chamber of sleeve host cavity 31 at random.A pair of pivot ear 41 hub settings of the openend of rotation preventing device 4 (asking for an interview illustrated right-hand member) are in first, second rotation preventing device hub setting hole 15,36 that overlaps each other, and the left end of rotation preventing device 4 is placed on the rotation preventing device locating slot 16.So structure arrangement can prevent the rotation of handle 1 under active state effectively.
Is the zone that illustrated right-hand member is formed with a disappearance equally at tommy bar 3 at random with the end that sleeve 2 connects mutually, constitute second by this zone and insert chamber 32, the bottom that is used for for sleeve 2 is inserted, and is obvious, and second to insert chamber 32 are the effects of playing sleeve 2 of holding.At the connecting end of tommy bar at random 3 with sleeve 2, more particularly on a pair of chamber of sleeve host cavity 31 wall (right-hand member), offer the first hinged axis hole 35, offer a pair of second hinged axis hole 22 correspondingly in the lower end of sleeve 2, sleeve 2 and tommy bar 3 are at random connect by means of first, second hinged axis hole 35,22 by jointed shaft 21, promptly realizing being hinged connects.When sleeve 2 just can be made during 180 ° of 31 switchings sleeve 2 from present shown position towards the sleeve host cavity with folding or claim that this is very favourable for collecting the sleeve host cavity 31 that rounding state ground is stacked and placed on plate stem 3 at random.
As driver's tool, therefore the specific aim that spanners for automobile tyre of the present invention is rich to be used is suitable with the tire installation nut of automobile as sleeve 2, and nut is installed mostly is hex nut greatly, therefore, sleeve 2 is selected regular hexagon, and it is adaptive that sleeve chamber 23 is able to nut.
Application examples 1:
Still ask for an interview Fig. 1, use when of the present invention, with before with folded position be stacked and placed on tommy bar at random 3 in the tommy bar chamber 11 at random to 180 ° of clockwise direction switchings, and will before be stored in sleeve 2 switchings in the sleeve host cavity 31 of tommy bar 3 at random up till now by illustrated position, promptly with the perpendicular position of tommy bar at random 3, the sleeve chamber 23 of sleeve 2 is nested with on the nut of fixed vehicle tire, the pressing handle 1 then, until nut is unloaded, the same to the process that nut is fastening, only be that action direction is opposite.With finishing, tommy bar 3 folds at random in the tommy bar chamber 11 at random, and sleeve 2 is folded in the sleeve host cavity 31, collects standby.In this application examples, because tommy bar 3 is being taken on the effect that prolongs as the handle 1 of the arm of force at random, therefore operation is comparatively laborsaving, helps the speed that improves the dismounting or screw nut.
Application examples 2:
See also Fig. 2, when the operation space is subjected to the objective condition restriction, when perhaps not needing to increase moment, perhaps in order to embody the agility of operation more and to embody laborsaving, then need not tommy bar 3 is at random pulled from tommy bar seat chamber 11 at random, and only need with sleeve 2 from sleeve host cavity 31 upwards switching be the state shown in the figure for 90 °, the randomness of tommy bar 3 also finds expression in this situation at random.Then the sleeve chamber 23 of sleeve 2 is nested with and carries out operation on the nut.Obvious, this mode of action can be made 360 ° rotary manipulation by the two ends of operator's gripping handle 1, more can embody laborsaving, quick, therefore have to the flexibility of mode of operation select just, and existing technology only can show as single-ended (head) as shown in Figure 4 and operates.Use and finish, sleeve 2 is concealed in sleeve host cavity 31 for 90 ° to previous rightabout switching, the two ends of jointed shaft 21 hold just or claim to be located in the hinged axle bed chamber of having described the front 111.
Collect standby example:
Ask for an interview Fig. 3, be in collection during stand-by state at spanners for automobile tyre of the present invention, tommy bar 3 is contained at random in the tommy bar seat chamber 11 at random; Sleeve 2 is contained in the sleeve host cavity 31, thereby can dwindle the collection volume, is easy to carry.
Claims (9)
1, a kind of spanners for automobile tyre, it comprises handle (1) and sleeve (2), it is characterized in that described handle (1) constitutes one tommy bar chamber (11) at random, one end end of handle (1) can be connected with an end of tommy bar (3) at random with amounting to, the other end of tommy bar (3) and sleeve (2) connect at random, described tommy bar at random (3) constitutes a sleeve host cavity (31) that is used to accommodate sleeve (2), one end of described handle (1) is narrow contracting, and other end expansion is established, described tommy bar at random chamber (11) is located at described expansion and establishes end, and disposes one be used to prevent the rotation preventing device (4) that handle (1) rotates on described handle (1).
2, spanners for automobile tyre according to claim 1, it is characterized in that described handle (1) is used for first inserting chamber (12) for what the lower end of tommy bar (3) was at random inserted constituting one with the joining end end of tommy bar (3) at random, and described tommy bar at random (3) second is inserted chamber (32) what be formed with an end end that sleeve (2) connects mutually that a lower end that is used for confession sleeve (2) inserts.
3, spanners for automobile tyre according to claim 1 is characterized in that the width in described tommy bar at random chamber (11) and the degree of depth are with the width of described tommy bar at random (3) and highly are complementary.
4, spanners for automobile tyre according to claim 1, the chamber shape that it is characterized in that described tommy bar at random chamber (11) are corresponding to the shape of described tommy bar at random (3).
5, spanners for automobile tyre according to claim 1 and 2 is characterized in that the described tommy bar at random (3) and the connection of handle (1) are hinged.
6, spanners for automobile tyre according to claim 1 and 2 is characterized in that the described tommy bar at random (3) and the connection of sleeve (2) are hinged.
7, spanners for automobile tyre according to claim 6 is characterized in that described sleeve is the polygon sleeve.
8, spanners for automobile tyre according to claim 7 is characterized in that described polygon is a regular hexagon.
9, spanners for automobile tyre according to claim 1 is characterized in that the upper edge of a pair of chamber wall in described tommy bar at random chamber (11) offers hinged axle bed chamber (111) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100231006A CN100446930C (en) | 2007-05-31 | 2007-05-31 | Spanners for automobile tyre |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100231006A CN100446930C (en) | 2007-05-31 | 2007-05-31 | Spanners for automobile tyre |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101077572A CN101077572A (en) | 2007-11-28 |
| CN100446930C true CN100446930C (en) | 2008-12-31 |
Family
ID=38905322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007100231006A Expired - Fee Related CN100446930C (en) | 2007-05-31 | 2007-05-31 | Spanners for automobile tyre |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100446930C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108621062A (en) * | 2017-03-24 | 2018-10-09 | 福特环球技术公司 | Tool and wheel wrench for dismounting vehicle part |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104858821A (en) * | 2015-05-20 | 2015-08-26 | 赵静 | Foldable mechanical spanner |
| CN108818376B (en) * | 2018-06-28 | 2023-08-29 | 榆林学院 | Cap-free screw wrench and use method |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4733583A (en) * | 1986-01-22 | 1988-03-29 | Lewis Robert W | Lug wrench |
| CN2071568U (en) * | 1990-04-09 | 1991-02-20 | 汤昌祥 | Combined folding internal hexagon spanner |
| CN2124112U (en) * | 1992-04-09 | 1992-12-09 | 牛建华 | Universal adjustable wrench |
| CN2320375Y (en) * | 1997-12-08 | 1999-05-26 | 邱庆雄 | Structure-improved folding tool set with hidden sleeve inside |
| CN2339421Y (en) * | 1998-05-15 | 1999-09-22 | 苏陈超 | Automobile-tyre spanner |
| CN2425743Y (en) * | 1999-10-29 | 2001-04-04 | 简世坤 | Multi-purpose pliers |
| CN2573158Y (en) * | 2001-12-04 | 2003-09-17 | 通州市建筑安装工程总公司 | Folding high-strength special spanner |
| CN201042907Y (en) * | 2007-05-31 | 2008-04-02 | 常熟通润汽车零部件有限公司 | Automobile tyre spanner |
-
2007
- 2007-05-31 CN CNB2007100231006A patent/CN100446930C/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4733583A (en) * | 1986-01-22 | 1988-03-29 | Lewis Robert W | Lug wrench |
| CN2071568U (en) * | 1990-04-09 | 1991-02-20 | 汤昌祥 | Combined folding internal hexagon spanner |
| CN2124112U (en) * | 1992-04-09 | 1992-12-09 | 牛建华 | Universal adjustable wrench |
| CN2320375Y (en) * | 1997-12-08 | 1999-05-26 | 邱庆雄 | Structure-improved folding tool set with hidden sleeve inside |
| CN2339421Y (en) * | 1998-05-15 | 1999-09-22 | 苏陈超 | Automobile-tyre spanner |
| CN2425743Y (en) * | 1999-10-29 | 2001-04-04 | 简世坤 | Multi-purpose pliers |
| CN2573158Y (en) * | 2001-12-04 | 2003-09-17 | 通州市建筑安装工程总公司 | Folding high-strength special spanner |
| CN201042907Y (en) * | 2007-05-31 | 2008-04-02 | 常熟通润汽车零部件有限公司 | Automobile tyre spanner |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108621062A (en) * | 2017-03-24 | 2018-10-09 | 福特环球技术公司 | Tool and wheel wrench for dismounting vehicle part |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101077572A (en) | 2007-11-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 215500 new Longteng Industrial Park, Changshou City Economic Development Zone, Jiangsu Patentee after: Changshu Tongrun Auto Accessory Co., Ltd. Address before: 215500 new Longteng Industrial Zone, Changshou City Economic Development Zone, Jiangsu Patentee before: Changshu Tongrun Auto Accessory Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: NANTONG CITY TORIN AUTO PARTS CO., LTD. Free format text: FORMER OWNER: CHANGSHU TONGRUN AUTO ACCESSORY CO., LTD. Effective date: 20130217 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 215500 SUZHOU, JIANGSU PROVINCE TO: 226600 NANTONG, JIANGSU PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20130217 Address after: Haian 226600 Haian County in Jiangsu province Nantong City Economic Development Zone No. 8 days Yi Lu Patentee after: Nantong Tongrun Auto Parts Co., Ltd. Address before: 215500 new Longteng Industrial Park, Changshou City Economic Development Zone, Jiangsu Patentee before: Changshu Tongrun Auto Accessory Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081231 Termination date: 20160531 |