CN204526682U - A kind of drawing coupler structure and automobile - Google Patents
A kind of drawing coupler structure and automobile Download PDFInfo
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- CN204526682U CN204526682U CN201520133029.7U CN201520133029U CN204526682U CN 204526682 U CN204526682 U CN 204526682U CN 201520133029 U CN201520133029 U CN 201520133029U CN 204526682 U CN204526682 U CN 204526682U
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- car puller
- puller hook
- sleeve pipe
- described car
- afterbody
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- 230000008602 contraction Effects 0.000 claims abstract description 6
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- 238000000034 method Methods 0.000 description 4
- 230000000644 propagated effect Effects 0.000 description 4
- 230000035807 sensation Effects 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
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Abstract
The utility model provides a kind of drawing coupler structure and automobile, and this drawing coupler structure comprises: the car puller hook sleeve pipe of car puller hook afterbody, car puller hook head, inner hollow and a Collapsible structure; Wherein, the Part I of car puller hook afterbody is inserted in the inside of car puller hook sleeve pipe from the first end of car puller hook sleeve pipe, and is fixedly connected with car puller hook sleeve pipe, and the Part II of car puller hook afterbody exposes to car puller hook sleeve pipe, is formed as a spacing ring structure; The Part I of car puller hook head is inserted in the inside of car puller hook sleeve pipe from the second end of car puller hook sleeve pipe, the Part II of car puller hook head exposes to car puller hook sleeve pipe, has external thread structure; Collapsible structure is arranged at car puller hook inside pipe casing, and one end of Collapsible structure is fixedly connected with the Part I of car puller hook afterbody, the other end is fixedly connected with the Part I of car puller hook head, and car puller hook head is relative to car puller hook cannula slide, and Collapsible structure is in stretching and contraction state.
Description
Technical field
The utility model relates to Manufacturing Technology for Automotive Parts field, particularly a kind of drawing coupler structure and automobile.
Background technology
Orthodox car car puller hook function only fetches by the rigid connecting of screw thread and screw collar the reliability ensureing trailer behavior, but under special circumstances, such as by trailer beam starting-up process, due to the effect of breakdown trailer rope, when needing to be zero by trailer beam speed, moment keeps certain speed with towing vehicle, thus produce larger acceleration/accel, and the power that now car puller hook bears also is maximum, easily causes crack conditions.Blocking up and today of traffic complex, on road, vehicle is started to walk frequently, stop inevitable, and in trailer process, now the most dangerous often, motorcycle hook undercapacity, the excessive car puller hook that easily causes of impact load produces fracture, simultaneously due in trailer behavior, trailer needs driver's operation, towed vehicle is because needs controlling party is to also needing driver's operation, the momentary action of car puller hook can by serious collision propagated sensation to chaufeur, Consumer's Experience is reduced while there is potential safety hazard, be illustrated in figure 1 the section-drawing of the threaded sleeve structure of orthodox car car puller hook.
Utility model content
The purpose of this utility model is to provide a kind of drawing coupler structure and automobile; solve orthodox car car puller hook undercapacity, the problem of easy fracture, second protection is carried out to car puller hook; while reducing the impact load in trailer behavior, increase the subjective comfort in trailer behavior.
In order to achieve the above object, the utility model embodiment provides a kind of drawing coupler structure, comprising:
The car puller hook sleeve pipe of car puller hook afterbody, car puller hook head, inner hollow and a Collapsible structure;
Wherein, the Part I of described car puller hook afterbody is inserted in the inside of described car puller hook sleeve pipe from the first end of described car puller hook sleeve pipe, and be fixedly connected with described car puller hook sleeve pipe, the Part II of described car puller hook afterbody exposes to described car puller hook sleeve pipe, is formed as a spacing ring structure;
The Part I of described car puller hook head is inserted in the inside of described car puller hook sleeve pipe from the second end of described car puller hook sleeve pipe, the Part II of described car puller hook head exposes to described car puller hook sleeve pipe, has external thread structure;
Described Collapsible structure is arranged at described car puller hook inside pipe casing, and one end of described Collapsible structure is fixedly connected with the Part I of described car puller hook afterbody, the other end is fixedly connected with the Part I of described car puller hook head, described car puller hook head is relative to described car puller hook cannula slide, and described Collapsible structure is in stretching and contraction state.
Wherein, the Part I of described car puller hook head comprises the two parts being formed as cylindricality respectively, wherein the diameter of the first columnar part is greater than the diameter of the second columnar part, described Collapsible structure is fixedly connected with described first columnar part, described car puller hook head is relative to described car puller hook cannula slide, and described second columnar part is in the length variations of described car puller hook inside pipe casing.
Wherein, the diameter of the inner hollow of described car puller hook sleeve pipe is identical with the diameter of described first columnar part, and the end face of the second end of described car puller hook sleeve pipe is formed with the spacing projecting block skidding off described car puller hook sleeve pipe for limiting described first columnar part.
Wherein, described Collapsible structure all adopts detent configuration to be connected with described car puller hook afterbody and described car puller hook head.
Further, described Collapsible structure is spring.
Preferably, described car puller hook sleeve pipe, car puller hook afterbody and car puller hook head all adopt rigid material.
The utility model embodiment also provides a kind of automobile, comprises drawing coupler structure described above.
Wherein, the external thread structure of the Part II of the car puller hook head of described drawing coupler structure and the car puller hook threaded sleeve of trailer are connected and fixed, and the spacing ring of the car puller hook afterbody of described drawing coupler structure is connected with dragging automobile, drag describedly to be dragged moving vehicle.
Technique scheme of the present utility model at least has following beneficial effect:
In the drawing coupler structure of the utility model embodiment and automobile, by increasing by a Collapsible structure between car puller hook afterbody and car puller hook head, when there being trailer behavior to occur, this Collapsible structure first works, gradually power is applied in car puller hook sleeve pipe, thus be delivered on vehicle body, make towed vehicle start gradually to transfer motion to by static; When impact increases; when Collapsible structure is stretched to the limit; car puller hook head and car puller hook sleeve position rigid contact; play second protection effect; the reliability of trailer behavior is ensure that while protection Collapsible structure; and make the momentary action of car puller hook can not produce serious collision propagated sensation to chaufeur due to the buffer action of Collapsible structure, add subjective comfort in trailer behavior.
Accompanying drawing explanation
Fig. 1 represents the section of structure of the threaded sleeve of conventional trailer hook structure;
Fig. 2 represents the section of structure of the drawing coupler structure that the utility model embodiment provides;
Fig. 3 represents the front elevation of the car puller hook afterbody of the drawing coupler structure that the utility model embodiment provides;
Fig. 4 represents the axonometric drawing of the car puller hook afterbody of the drawing coupler structure that the utility model embodiment provides;
Fig. 5 represents the front elevation of the car puller hook head of the drawing coupler structure that the utility model embodiment provides;
Fig. 6 represents the axonometric drawing of the car puller hook head of the drawing coupler structure that the utility model embodiment provides;
Fig. 7 represents the section-drawing of the car puller hook sleeve pipe of the drawing coupler structure that the utility model embodiment provides.
Description of reference numerals:
1-car puller hook afterbody; The Part I of 11-car puller hook afterbody; The Part II of 12-car puller hook afterbody; 2-car puller hook head; The Part I of 21-car puller hook head; 211-first columnar part; 212-second columnar part; The Part II of 22-car puller hook head; 3-car puller hook sleeve pipe; The first end of 31-car puller hook sleeve pipe; Second end of 32-car puller hook sleeve pipe; 4-Collapsible structure; The spacing projecting block of 5-.
Detailed description of the invention
For making the technical problems to be solved in the utility model, technical scheme and advantage clearly, be described in detail below in conjunction with the accompanying drawings and the specific embodiments.
The utility model is for drawing coupler structure undercapacity in prior art, and the problem of trailer moment poor user experience, a kind of drawing coupler structure and automobile are provided, by increasing by a Collapsible structure between car puller hook afterbody and car puller hook head, when there being trailer behavior to occur, this Collapsible structure first works, and power is applied in car puller hook sleeve pipe gradually, thus be delivered on vehicle body, make towed vehicle start gradually to transfer motion to by static; When impact increases; when Collapsible structure is stretched to the limit; car puller hook head and car puller hook sleeve position rigid contact; play second protection effect; the reliability of trailer behavior is ensure that while protection Collapsible structure; and make the momentary action of car puller hook can not produce serious collision propagated sensation to chaufeur due to the buffer action of Collapsible structure, add subjective comfort in trailer behavior.
As shown in Figure 2, the utility model embodiment provides a kind of drawing coupler structure, it is characterized in that, comprising:
The car puller hook sleeve pipe 3 of car puller hook afterbody 1, car puller hook head 2, inner hollow and a Collapsible structure 4;
Wherein, as shown in Fig. 3, Fig. 7, the Part I 11 of described car puller hook afterbody 1 is inserted in the inside of described car puller hook sleeve pipe 3 from the first end 31 of described car puller hook sleeve pipe 3, and be fixedly connected with described car puller hook sleeve pipe 3, the Part II 12 of described car puller hook afterbody 1 exposes to described car puller hook sleeve pipe 3, is formed as a spacing ring structure; Be illustrated in figure 4 the axonometric drawing of car puller hook afterbody 1.
As shown in Figure 5, Figure 7, the Part I 21 of described car puller hook head 2 is inserted in the inside of described car puller hook sleeve pipe 3 from the second end 32 of described car puller hook sleeve pipe 3, the Part II 22 of described car puller hook head 2 exposes to described car puller hook sleeve pipe 3, has external thread structure; Be illustrated in figure 6 the axonometric drawing of car puller hook head 2.
As shown in Figure 2, it is inner that described Collapsible structure 4 is arranged at described car puller hook sleeve pipe 3, and one end of described Collapsible structure 4 is fixedly connected with the Part I 11 of described car puller hook afterbody 1, the other end is fixedly connected with the Part I 21 of described car puller hook head 2, described car puller hook head 2 slides relative to described car puller hook sleeve pipe 3, and described Collapsible structure 4 is in stretching and contraction state.
In above-described embodiment of the present utility model, increase Collapsible structure 4, i.e. a springing in the inside of car puller hook sleeve pipe 3, this Collapsible structure 4 comprises stretching, extension and shrinks two states, and namely contraction state does not use state during this drawing coupler structure; When the Part II 22 of car puller hook head 2 with external thread structure is connected with the car puller hook threaded sleeve of trailer, the spacing ring structure of the Part II 12 of car puller hook afterbody 1 is connected with towed vehicle, when trailer behavior occurs, trailer starts moment, first Collapsible structure 4 is driven to play a role, Collapsible structure is made to be in extended configuration, gradually power is applied on the car puller hook sleeve pipe 3 of this drawing coupler structure, thus be delivered on the vehicle body by trailer, make towed vehicle start gradually to transfer motion to by static; When power strengthens gradually, when Collapsible structure 3 is in full extension state (i.e. extension limit), car puller hook head 2 abuts with car puller hook sleeve pipe 3 rigidity (preventing car puller hook head from skidding off car puller hook sleeve pipe 3) simultaneously, play second protection effect, while reducing the impact load in trailer behavior, protection Collapsible structure, postpones the service life of Collapsible structure; The buffer action of Collapsible structure simultaneously, the collision propagated sensation that trailer can be avoided to produce instantaneously, to chaufeur, improves supervisor's impression and the comfort level of Contact chaufeur greatly.
Concrete, described Collapsible structure 3 is spring, and other Collapsible structure 3 is applicable equally in the utility model embodiment.
Concrete, in above-described embodiment of the present utility model, as shown in Figure 5, the Part I 21 of described car puller hook head 2 comprises the two parts being formed as cylindricality respectively, wherein the diameter of the first columnar part 211 is greater than the diameter of the second columnar part 212, described Collapsible structure 4 is fixedly connected with described first columnar part 211, and described car puller hook head 2 slides relative to described car puller hook sleeve pipe 3, and described second columnar part 212 is in the length variations of described car puller hook sleeve pipe 3 inside.
In the utility model specific embodiment, the diameter of the first columnar part 211 equals the diameter of the inner hollow of (or being slightly less than) car puller hook sleeve pipe 3.Under above-mentioned Collapsible structure 4 contraction state, the second columnar part 212 is positioned at the inside of car puller hook sleeve pipe 3, and along with the expansion gradually of Collapsible structure 4, the second columnar part 212 protrudes from the inside of car puller hook sleeve pipe 3 gradually; Preferably, when Collapsible structure 4, in deployed condition, (when namely launching the limit) second columnar part 212 is positioned at the outside of car puller hook sleeve pipe 3 completely completely, and the first columnar part 211 and the end abutment of car puller hook sleeve pipe 3, form second protection.
Further, as shown in Figure 2, car puller hook sleeve pipe 3 is skidded off in order to prevent car puller hook head 2, the diameter of the inner hollow of described car puller hook sleeve pipe 3 is identical with the diameter of described first columnar part 211, and the end face of the second end 32 of described car puller hook sleeve pipe 3 is formed with the spacing projecting block 5 skidding off described car puller hook sleeve pipe 3 for limiting described first columnar part 211.As shown in Figure 2; the cross section of the end face of the second end 32 of this car puller hook sleeve pipe 3 is L-type; the cross section of the junction of the first columnar part 211 and the second columnar part 212 is T-shaped; when Collapsible structure 4 is stretched to the limit; the T-shaped position of car puller hook head 2 and the L-type position rigid contact of car puller hook sleeve pipe 3; limit the first columnar part 211 and skid off described car puller hook sleeve pipe 3, play second protection effect simultaneously.
As shown in Figure 2, in the utility model embodiment, described Collapsible structure 4 all adopts detent configuration to be connected with described car puller hook afterbody 1 and described car puller hook head 2.
Concrete, detent configuration as shown in Figure 2, when this Collapsible structure 4 is a spring, and the two ends of spring are when being respectively hook structure, the section drawing of this detent configuration is the lock pin that the hook structure of spring established by card, concrete, and the section drawing of this detent configuration is cylindrical casting lug thereon as shown in Figure 2; Preferably, in order to ensure the stability of clamping, the peripheral diameter of this cylindrical casting lug thereon equals the annular diameters of above-mentioned hook structure.
Simultaneously, owing to all needing larger power that towed vehicle can be made to move in trailer moment and process, therefore in order to the practicality that ensures its drawing coupler structure and service life, described car puller hook sleeve pipe 3, car puller hook afterbody 1 and car puller hook head 2 all adopt rigid material.Concrete, can adopt metallic material, mixed type material or the larger material of other rigidity, do not enumerate at this.
In order to better realize above-mentioned purpose, the utility model embodiment also provides a kind of automobile, comprises drawing coupler structure described above.
Concrete, the external thread structure of the Part II 22 of the car puller hook head 2 of described drawing coupler structure and the car puller hook threaded sleeve of trailer are connected and fixed, the spacing ring of the car puller hook afterbody of described drawing coupler structure is connected with dragging automobile, drags describedly to be dragged moving vehicle.When namely implementing trailer behavior, when car puller hook head is connected with the car puller hook threaded sleeve of trailer time, elastic element (Collapsible structure) first plays a role, gradually power is applied in car puller hook sleeve pipe, thus be delivered on vehicle body, make towed vehicle start gradually to transfer motion to by static; When impact is excessive, time elastic element is stretched to the limit, the T-shaped position of car puller hook head and the L-type position rigid contact of car puller hook sleeve pipe, play second protection effect, and protection spring ensures the reliability of trailer behavior simultaneously.
To sum up; the drawing coupler structure that the utility model embodiment provides has certain springing; when producing impact; spring in car puller hook first works; when spring movement is to the limit time; the T-shaped position of car puller hook sleeve pipe L-type position and car puller hook head produces and is rigidly connected, and is equivalent to a secondary and connects protection, ensure the reliability of trailer behavior.Now the spring of car puller hook first works, and power is delivered to towed vehicle gradually, when the T-shaped position of car puller hook head and car puller hook sleeve pipe L-type position rigidly connected time, impact and reduced greatly, reduce the possibility of car puller hook impact break; Improve subjective feeling and the comfort level of Contact chaufeur greatly simultaneously.
The above is preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from principle described in the utility model; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (8)
1. a drawing coupler structure, is characterized in that, comprising:
The car puller hook sleeve pipe of car puller hook afterbody, car puller hook head, inner hollow and a Collapsible structure;
Wherein, the Part I of described car puller hook afterbody is inserted in the inside of described car puller hook sleeve pipe from the first end of described car puller hook sleeve pipe, and be fixedly connected with described car puller hook sleeve pipe, the Part II of described car puller hook afterbody exposes to described car puller hook sleeve pipe, is formed as a spacing ring structure;
The Part I of described car puller hook head is inserted in the inside of described car puller hook sleeve pipe from the second end of described car puller hook sleeve pipe, the Part II of described car puller hook head exposes to described car puller hook sleeve pipe, has external thread structure;
Described Collapsible structure is arranged at described car puller hook inside pipe casing, and one end of described Collapsible structure is fixedly connected with the Part I of described car puller hook afterbody, the other end is fixedly connected with the Part I of described car puller hook head, described car puller hook head is relative to described car puller hook cannula slide, and described Collapsible structure is in stretching and contraction state.
2. drawing coupler structure according to claim 1, it is characterized in that, the Part I of described car puller hook head comprises the two parts being formed as cylindricality respectively, wherein the diameter of the first columnar part is greater than the diameter of the second columnar part, described Collapsible structure is fixedly connected with described first columnar part, described car puller hook head is relative to described car puller hook cannula slide, and described second columnar part is in the length variations of described car puller hook inside pipe casing.
3. drawing coupler structure according to claim 2, it is characterized in that, the diameter of the inner hollow of described car puller hook sleeve pipe is identical with the diameter of described first columnar part, and the end face of the second end of described car puller hook sleeve pipe is formed with the spacing projecting block skidding off described car puller hook sleeve pipe for limiting described first columnar part.
4. drawing coupler structure according to claim 1, is characterized in that, described Collapsible structure all adopts detent configuration to be connected with described car puller hook afterbody and described car puller hook head.
5. drawing coupler structure according to claim 4, is characterized in that, described Collapsible structure is spring.
6. drawing coupler structure according to claim 1, is characterized in that, described car puller hook sleeve pipe, car puller hook afterbody and car puller hook head all adopt rigid material.
7. an automobile, is characterized in that, comprises drawing coupler structure as described in any one of claim 1 to 6.
8. automobile according to claim 7, it is characterized in that, the external thread structure of the Part II of the car puller hook head of described drawing coupler structure and the car puller hook threaded sleeve of trailer are connected and fixed, the spacing ring of the car puller hook afterbody of described drawing coupler structure is connected with dragging automobile, drags describedly to be dragged moving vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520133029.7U CN204526682U (en) | 2015-03-09 | 2015-03-09 | A kind of drawing coupler structure and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520133029.7U CN204526682U (en) | 2015-03-09 | 2015-03-09 | A kind of drawing coupler structure and automobile |
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| Publication Number | Publication Date |
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| CN204526682U true CN204526682U (en) | 2015-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520133029.7U Active CN204526682U (en) | 2015-03-09 | 2015-03-09 | A kind of drawing coupler structure and automobile |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107444040A (en) * | 2017-07-28 | 2017-12-08 | 安徽江淮汽车集团股份有限公司 | Commercial car towing hook assembly |
| CN111497967A (en) * | 2019-01-31 | 2020-08-07 | 来临机器人有限公司 | Mobile robot with mechanical and data linkage |
-
2015
- 2015-03-09 CN CN201520133029.7U patent/CN204526682U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107444040A (en) * | 2017-07-28 | 2017-12-08 | 安徽江淮汽车集团股份有限公司 | Commercial car towing hook assembly |
| CN111497967A (en) * | 2019-01-31 | 2020-08-07 | 来临机器人有限公司 | Mobile robot with mechanical and data linkage |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170930 Address after: 102606 Beijing City Economic Development Zone, Daxing District Caiyu mining and Road No. 1 Patentee after: BAIC BJEV Address before: 101300 Beijing City Renhe Town Shunyi District Shuanghe Street No. 99 Patentee before: BAIC MOTOR Co.,Ltd. |
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| TR01 | Transfer of patent right |