CN202208237U - Retractor - Google Patents
Retractor Download PDFInfo
- Publication number
- CN202208237U CN202208237U CN2011203425537U CN201120342553U CN202208237U CN 202208237 U CN202208237 U CN 202208237U CN 2011203425537 U CN2011203425537 U CN 2011203425537U CN 201120342553 U CN201120342553 U CN 201120342553U CN 202208237 U CN202208237 U CN 202208237U
- Authority
- CN
- China
- Prior art keywords
- engagement section
- tractor
- baffle ring
- movably fastened
- bearing pin
- 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.)
- Ceased
Links
- 238000005267 amalgamation Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000000926 separation method Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
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- Breakers (AREA)
Abstract
The utility model discloses a retractor which comprises a retraction bar, a connecting part is arranged on one end of the retraction bar, a fixed clamping part is arranged on the other end of the retraction bar, provided with a first arc-shaped slot and movably connected with a movable clamping part which is provided with a second arc-shaped slot, when the fixed clamping part and the movable clamping part are combined, the first arc-shaped slot and the second arc-shaped form a clamp slot for preventing separation of a retraction ball, and the retraction bar is further provided with a fixing device which can prevent the fixed clamping part and the movable clamping part from being separated from each other. The retractor is simple in structure, low in manufacturing cost, convenient to operate and reliable to connect.
Description
Technical field
The utility model relates to a kind of tractor.
Background technology
On some caravans or container car, headstock and compartment are separated from each other, and therefore when needs move the compartment, need a draw gear that headstock and compartment are coupled together.The most original connection mode is to adopt rope or hook that headstock and compartment are coupled together, and various types of draw geares have appearred in the continuous development along with science and technology.
Continue surging today in the cost of raw material, design a kind of simple in structurely, cheap for manufacturing cost and easy to operate, connecting the failure-free tractor is enterprise's trend of the times.
Summary of the invention
The purpose of the utility model provides a kind of simple in structure, and is cheap for manufacturing cost and easy to operate, connects the failure-free tractor.
In order to solve the problems of the technologies described above, the utility model is able to solve through following technical proposals: a kind of tractor comprises draw bar; Said draw bar one end is provided with connecting portion; The other end is provided with fixedly engagement section, and said fixedly engagement section is provided with first deep-slotted chip breaker, is connected with the portion of being movably fastened on the said fixedly engagement section; The said portion of being movably fastened is provided with second deep-slotted chip breaker; When fixing engagement section be movably fastened portion's amalgamation after, first deep-slotted chip breaker and second deep-slotted chip breaker form one and are used to the draw-in groove that prevents that tow ball breaks away from, also are provided with the anchor fitting that prevents that fixedly engagement section and the portion of being movably fastened break away from each other on the said draw bar.
In the technique scheme, said anchor fitting comprises sleeve, and the said portion of being movably fastened also has the end, and said end and draw bar are located in the said sleeve.
In the technique scheme; The madial wall of said sleeve one end is provided with first baffle ring, and said tractor is provided with second baffle ring, is provided with elastic parts between first baffle ring and second baffle ring; One end of said elastic parts leans on first baffle ring, and the other end leans on second baffle ring.
In the technique scheme; Be connected with first bearing pin on the said connecting portion, said first pin sleeve is provided with Spanner with aid, and said Spanner with aid offers through hole; Be equipped with second bearing pin in the through hole; And the internal diameter of said through hole is connected with pull bar greater than the external diameter of said second bearing pin on said second bearing pin, and an end of pull bar is fixed on the sleeve.
In the technique scheme, the said portion that is movably fastened is hinged on fixedly on the engagement section through hinge.
The utility model compared with prior art has following beneficial effect: the utility model can connect headstock and compartment easily, and simple in structure, cheap for manufacturing cost, connects reliable.
Description of drawings
Fig. 1 is the structural representation of the utility model, and is movably fastened portion's amalgamation on fixing engagement section.
Fig. 2 is the structural representation of the utility model, and be movably fastened portion and fixedly the engagement section be separated from each other.
Fig. 3 is the cutaway view of the utility model.
Fig. 4 is the birds-eye view of tractor shown in Figure 3, and Spanner with aid is closed condition.
Fig. 5 is the birds-eye view of tractor shown in Figure 3, and Spanner with aid is opening.
The specific embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
See Fig. 1～5: a kind of tractor, comprise draw bar 1, said draw bar 1 one ends are provided with connecting portion 9, and connecting portion 9 is fixed on the compartment through bolt etc. during use.
Said draw bar 1 other end is provided with fixedly engagement section 3, and said fixedly engagement section 3 is provided with first deep-slotted chip breaker 30, is hinged with the portion of being movably fastened 5 through hinge 13 on the said fixedly engagement section 3.Certainly, fixedly engagement section 3 be movably fastened the movable connection method that portion 5 can also be other.The said portion 5 that is movably fastened is provided with second deep-slotted chip breaker 50, when fixing engagement section 3 be movably fastened portion's 5 amalgamations after, first deep-slotted chip breaker 30 forms a draw-in groove 11 that is used to prevent the tow ball disengaging with second deep-slotted chip breaker 50.
Also comprise a sleeve 7, the said portion 5 that is movably fastened also has end 52, and said end 52 is located in the said sleeve 7 with draw bar 1.Sleeve 7 with formed one cooperating of the portion of being movably fastened 5 ends 52 and prevent fixedly engagement section 3 and be movably fastened the anchor fittings that portion 5 breaks away from each other.
See Fig. 3; The madial wall of said sleeve 7 one ends is provided with first baffle ring 150; Said tractor is provided with second baffle ring 17; Be provided with elastic parts 15 between first baffle ring 150 and second baffle ring 17, an end of said elastic parts 15 leans on first baffle ring 150, and the other end leans on second baffle ring 17.
Be connected with first bearing pin 19 on the said connecting portion 9; Be arranged with Spanner with aid 21 on said first bearing pin 19; Said Spanner with aid 21 offers through hole 210, be equipped with second bearing pin 23 in the through hole 210, and the internal diameter of said through hole 210 is greater than the external diameter of said second bearing pin 23; Be connected with pull bar 25 on said second bearing pin 23, an end of pull bar 25 is fixed on the sleeve 7.
During use, pull Spanner with aid 21, Spanner with aid 21 is rotated around first bearing pin 19, second bearing pin, 23 drive pull bars 25 move simultaneously, and make sleeve 7 leave the end 52 of the portion of being movably fastened 5, and be movably fastened portion 5 and be free state this moment.
Tow ball is put into first deep-slotted chip breaker 30 (end of tow ball connects headstock); To be movably fastened portion 5 then is stitched to fixedly on the engagement section 3; Back pull Spanner with aid 21 then; And making sleeve 7 be positioned at the end 52 of the portion of being movably fastened 5 once more, this moment, tow ball promptly was connected in the draw-in groove 11 of first deep-slotted chip breaker 30 and 50 formation of second deep-slotted chip breaker by failure-free.At last the utility model is fixed on the compartment through connecting portion 9, installs thereby accomplish.
Claims (5)
1. tractor; It is characterized in that; Comprise draw bar (1), said draw bar (1) one end is provided with connecting portion (9), and the other end is provided with fixedly engagement section (3); Said fixedly engagement section (3) is provided with first deep-slotted chip breaker (30); Be connected with the portion of being movably fastened (5) on the said fixedly engagement section (3), the said portion (5) that is movably fastened is provided with second deep-slotted chip breaker (50), when fixedly engagement section (3) with after being movably fastened portion (5) amalgamation; First deep-slotted chip breaker (30) and second deep-slotted chip breaker (50) form one and are used to the draw-in groove (11) that prevents that tow ball breaks away from, also are provided with on the said draw bar (1) and prevent fixedly engagement section (3) and the anchor fitting that is movably fastened the mutual disengaging of portion (5).
2. tractor as claimed in claim 1 is characterized in that, said anchor fitting comprises sleeve (7), and the said portion (5) that is movably fastened also has end (52), and said end (52) and draw bar (1) are located in the said sleeve (7).
3. tractor as claimed in claim 2; It is characterized in that; The madial wall of said sleeve (7) one ends is provided with first baffle ring (150), and said tractor is provided with second baffle ring (17), is provided with elastic parts (15) between first baffle ring (150) and second baffle ring (17); One end of said elastic parts (15) leans on first baffle ring (150), and the other end leans on second baffle ring (17).
4. tractor as claimed in claim 3; It is characterized in that; Be connected with first bearing pin (19) on the said connecting portion (9), said first bearing pin (19) is arranged with Spanner with aid (21), and said Spanner with aid (21) offers through hole (210); Be equipped with second bearing pin (23) in the through hole (210); And the internal diameter of said through hole (210) is connected with pull bar (25) greater than the external diameter of said second bearing pin (23) on said second bearing pin (23), an end of pull bar (25) is fixed on the sleeve (7).
5. tractor as claimed in claim 4 is characterized in that, the said portion (5) that is movably fastened is hinged on fixedly on engagement section (3) through hinge (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203425537U CN202208237U (en) | 2011-09-14 | 2011-09-14 | Retractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203425537U CN202208237U (en) | 2011-09-14 | 2011-09-14 | Retractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202208237U true CN202208237U (en) | 2012-05-02 |
Family
ID=45987793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203425537U Ceased CN202208237U (en) | 2011-09-14 | 2011-09-14 | Retractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202208237U (en) |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102717841A (en) * | 2012-06-12 | 2012-10-10 | 孙守兵 | Tourist sightseeing bus |
| USD707332S1 (en) | 2013-03-15 | 2014-06-17 | S.P.M. Flow Control, Inc. | Seal assembly |
| USD707797S1 (en) | 2013-03-15 | 2014-06-24 | S.P.M. Flow Control, Inc. | Seal segment |
| CN103978853A (en) * | 2014-05-30 | 2014-08-13 | 宁波天益齿轴齿轮有限公司 | Tractor capable of sending out overload warning |
| CN103991345A (en) * | 2014-05-30 | 2014-08-20 | 宁波天益齿轴齿轮有限公司 | Tractor with cables fast to wind |
| US8870233B2 (en) | 2007-07-03 | 2014-10-28 | S.P.M. Flow Control, Inc. | Swivel joint with uniform ball bearing requirements |
| US8978695B2 (en) | 2009-04-20 | 2015-03-17 | S.P.M. Flow Control, Inc. | Flowline flapper valve |
| US8998168B2 (en) | 2009-06-03 | 2015-04-07 | S.P.M. Flow Control, Inc. | Plug valve indicator |
| US9103448B2 (en) | 2012-08-16 | 2015-08-11 | S.P.M. Flow Control, Inc. | Plug valve having preloaded seal segments |
| CN105150784A (en) * | 2015-09-10 | 2015-12-16 | 零八一电子集团四川红轮机械有限公司 | Trailer traction equipment |
| US9273543B2 (en) | 2012-08-17 | 2016-03-01 | S.P.M. Flow Control, Inc. | Automated relief valve control system and method |
| US9322243B2 (en) | 2012-08-17 | 2016-04-26 | S.P.M. Flow Control, Inc. | Automated relief valve control system and method |
| US9568138B2 (en) | 2013-07-01 | 2017-02-14 | S.P.M. Flow Control, Inc. | Manifold assembly |
| CN106489424A (en) * | 2016-11-21 | 2017-03-15 | 镇江市胜得机械制造有限责任公司 | A kind of rear-mounted carrier loader of automatic fruit picker |
| CN109861128A (en) * | 2018-12-20 | 2019-06-07 | 国网北京市电力公司 | joystick |
| US10557576B2 (en) | 2015-06-15 | 2020-02-11 | S.P.M. Flow Control, Inc. | Full-root-radius-threaded wing nut having increased wall thickness |
| US10677365B2 (en) | 2015-09-04 | 2020-06-09 | S.P.M. Flow Control, Inc. | Pressure relief valve assembly and methods |
-
2011
- 2011-09-14 CN CN2011203425537U patent/CN202208237U/en not_active Ceased
Cited By (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8870233B2 (en) | 2007-07-03 | 2014-10-28 | S.P.M. Flow Control, Inc. | Swivel joint with uniform ball bearing requirements |
| US9964245B2 (en) | 2007-07-03 | 2018-05-08 | S.P.M. Flow Control, Inc. | Swivel joint with uniform ball bearing requirements |
| US8978695B2 (en) | 2009-04-20 | 2015-03-17 | S.P.M. Flow Control, Inc. | Flowline flapper valve |
| US8998168B2 (en) | 2009-06-03 | 2015-04-07 | S.P.M. Flow Control, Inc. | Plug valve indicator |
| CN102717841A (en) * | 2012-06-12 | 2012-10-10 | 孙守兵 | Tourist sightseeing bus |
| US9638337B2 (en) | 2012-08-16 | 2017-05-02 | S.P.M. Flow Control, Inc. | Plug valve having preloaded seal segments |
| US9103448B2 (en) | 2012-08-16 | 2015-08-11 | S.P.M. Flow Control, Inc. | Plug valve having preloaded seal segments |
| US9273543B2 (en) | 2012-08-17 | 2016-03-01 | S.P.M. Flow Control, Inc. | Automated relief valve control system and method |
| US9857807B2 (en) | 2012-08-17 | 2018-01-02 | S.P.M. Flow Control, Inc. | Automated relief valve control system and method |
| US9322243B2 (en) | 2012-08-17 | 2016-04-26 | S.P.M. Flow Control, Inc. | Automated relief valve control system and method |
| USD734434S1 (en) | 2013-03-15 | 2015-07-14 | S.P.M. Flow Control, Inc. | Seal assembly |
| USD707332S1 (en) | 2013-03-15 | 2014-06-17 | S.P.M. Flow Control, Inc. | Seal assembly |
| USD707797S1 (en) | 2013-03-15 | 2014-06-24 | S.P.M. Flow Control, Inc. | Seal segment |
| USD873860S1 (en) | 2013-07-01 | 2020-01-28 | S.P.M. Flow Control, Inc. | Mounting bracket for manifold assembly |
| US9568138B2 (en) | 2013-07-01 | 2017-02-14 | S.P.M. Flow Control, Inc. | Manifold assembly |
| US10738928B2 (en) | 2013-07-01 | 2020-08-11 | S.P.M. Flow Control, Inc. | Manifold assembly |
| CN103991345B (en) * | 2014-05-30 | 2016-03-23 | 宁波天益齿轴齿轮有限公司 | A kind of tractor of quick take-up |
| CN103978853A (en) * | 2014-05-30 | 2014-08-13 | 宁波天益齿轴齿轮有限公司 | Tractor capable of sending out overload warning |
| CN103991345A (en) * | 2014-05-30 | 2014-08-20 | 宁波天益齿轴齿轮有限公司 | Tractor with cables fast to wind |
| US10557576B2 (en) | 2015-06-15 | 2020-02-11 | S.P.M. Flow Control, Inc. | Full-root-radius-threaded wing nut having increased wall thickness |
| US11519530B2 (en) | 2015-06-15 | 2022-12-06 | Spm Oil & Gas Inc. | Full-root-radius-threaded wing nut having increased wall thickness |
| US10677365B2 (en) | 2015-09-04 | 2020-06-09 | S.P.M. Flow Control, Inc. | Pressure relief valve assembly and methods |
| CN105150784A (en) * | 2015-09-10 | 2015-12-16 | 零八一电子集团四川红轮机械有限公司 | Trailer traction equipment |
| CN106489424A (en) * | 2016-11-21 | 2017-03-15 | 镇江市胜得机械制造有限责任公司 | A kind of rear-mounted carrier loader of automatic fruit picker |
| CN109861128A (en) * | 2018-12-20 | 2019-06-07 | 国网北京市电力公司 | joystick |
| CN109861128B (en) * | 2018-12-20 | 2022-02-08 | 国网北京市电力公司 | joystick |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20180628 Decision number of declaring invalidation: 36319 Granted publication date: 20120502 |
|
| IW01 | Full invalidation of patent right |