CN210218650U - Gear shifting pull rod and all-terrain vehicle with same - Google Patents
Gear shifting pull rod and all-terrain vehicle with same Download PDFInfo
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- CN210218650U CN210218650U CN201920706864.3U CN201920706864U CN210218650U CN 210218650 U CN210218650 U CN 210218650U CN 201920706864 U CN201920706864 U CN 201920706864U CN 210218650 U CN210218650 U CN 210218650U
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- bearing
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- shift
- pull rod
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Abstract
The utility model discloses a shift pull rod and have its all terrain vehicle, the pull rod of shifting includes: a pull rod body; the first rod end joint bearing is arranged at one end of the pull rod body; the second rod end joint bearing is arranged at the other end of the pull rod body; the change baffle is connected to one end of the pull rod body through the first rod end joint bearing; and the gear shifting rocker arm is connected to the other end of the pull rod body through the second rod end joint bearing. According to the utility model discloses shift the pull rod and can reduce the installation clearance, improve the flexibility of shifting.
Description
Technical Field
The utility model belongs to the technical field of the all terrain vehicle technique and specifically relates to a shift rod and have the all terrain vehicle of shift rod.
Background
All terrain vehicles among the correlation technique, the pull rod body of shift link, its both ends are connected with bulb universal joint usually, because bulb universal joint includes parts such as bulb base, spherical cover and jump ring, assembly error can inevitably be produced after these parts cooperation installation, machining error that in addition exists leads to in practical application, and bulb universal joint has the installation clearance, causes the dumb of shifting.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the utility model is to provide a shift rod, this shift rod can reduce the installation clearance, improves the flexibility of shifting.
The utility model discloses still provide an all terrain vehicle of having above-mentioned pull rod of shifting.
According to the utility model discloses an embodiment of first aspect provides a shift rod, shift rod includes: a pull rod body; the first rod end joint bearing is arranged at one end of the pull rod body; the second rod end joint bearing is arranged at the other end of the pull rod body; the change baffle is connected to one end of the pull rod body through the first rod end joint bearing; and the gear shifting rocker arm is connected to the other end of the pull rod body through the second rod end joint bearing.
According to the utility model discloses shift the pull rod and can reduce the installation clearance, improve the flexibility of shifting.
According to some embodiments of the present invention, the first rod end joint bearing comprises a first bearing sleeve, a first bearing rod and a first bearing head, one end of the first bearing rod is connected to the first bearing sleeve, the one end of the pull rod body is connected to the other end of the first bearing rod, the first bearing head is rotatably fitted into the first bearing sleeve, and the baffle is connected to the first bearing head; the second rod end joint bearing comprises a second bearing sleeve, a second bearing rod and a second bearing head, one end of the second bearing rod is connected with the second bearing sleeve, the other end of the pull rod body is connected with the other end of the second bearing rod, the second bearing head is rotatably matched in the second bearing sleeve, and the gear shifting rocker arm is connected with the second bearing head.
Further, the first bearing is sleeved with a first spherical through hole penetrating through the first bearing, and the outer surface of the first bearing head is in a spherical crown shape matched with the inner surface of the first spherical through hole; the second bearing is sleeved with a second spherical through hole penetrating through the second bearing, and the outer surface of the second bearing head is in a spherical crown shape matched with the inner surface of the second spherical through hole.
Further, a first gasket is arranged between the inner surface of the first spherical through hole and the outer surface of the first bearing head; and a second gasket is arranged between the inner surface of the second spherical through hole and the outer surface of the second bearing head.
Further, the other end of the first bearing rod is provided with a first threaded hole, and the one end of the pull rod body is provided with a first screw rod in threaded fit with the first threaded hole; the other end of the second bearing rod is provided with a second threaded hole, and the other end of the pull rod body is provided with a second screw rod in threaded fit with the second threaded hole.
Further, the one end of the pull rod body is configured with a first limit step for stopping the other end of the first bearing rod; the other end of the pull rod body is provided with a second limiting step for stopping the other end of the second bearing rod.
According to some specific examples of the present invention, a first locking nut is threadedly fitted on a first screw of the tie rod body, the first locking nut being located at the other end of the first bearing rod; and a second locking nut is in threaded fit with a second screw rod of the pull rod body and is positioned at the other end of the second bearing rod.
According to some specific examples of the present invention, the first bearing head is provided with a first mounting through hole penetrating therethrough, the changing plate is provided with a first assembling through hole penetrating therethrough, a first mounting bolt passing through one side of the first bearing head and the changing plate is fitted in the first mounting through hole and the first assembling through hole, and a first mounting nut located at the other side of the first bearing head and the changing plate is screwed on the first mounting bolt; the second bearing head is provided with a second mounting through hole penetrating through the second bearing head, the gear shifting rocker arm is provided with a second assembling through hole penetrating through the gear shifting rocker arm, a second mounting bolt penetrating through the second bearing head and one side of the gear shifting rocker arm is matched in the second mounting through hole and the second assembling through hole, and a second mounting nut located on the other side of the gear shifting rocker arm and the second bearing head is matched on the second mounting bolt in a threaded mode.
According to some embodiments of the present invention, the shift rod further comprises: the rotating shaft sleeve is sleeved on the baffle plate; the engine gear shifting shaft is connected with the gear shifting rocker arm.
According to an embodiment of the second aspect of the present invention an all-terrain vehicle is presented, comprising a gear shift lever according to an embodiment of the first aspect of the present invention.
According to the utility model discloses all terrain vehicle, through utilizing according to the utility model discloses an embodiment of first aspect the pull rod of shifting have advantages such as the flexibility of shifting.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural view of a shift link according to an embodiment of the present invention.
Fig. 2 is a schematic structural view of another view angle of the shift rod according to the embodiment of the present invention.
Fig. 3 is a cross-sectional view at a first rod end knuckle bearing of a shift link according to an embodiment of the present invention.
Fig. 4 is a cross-sectional view at a second rod end knuckle bearing of a shift link according to an embodiment of the present invention.
Reference numerals:
a shift pull rod 10,
A pull rod body 100, a first screw rod 110, a second screw rod 120, a first limit step 130, a second limit step 140, a first lock nut 150, a second lock nut 160, a,
A first rod end knuckle bearing 200, a first bearing sleeve 210, a first spherical through hole 211, a first bearing rod 220, a first threaded hole 221, a first bearing head 230, a first mounting through hole 231, a first washer 240, a second washer 240, a third washer, a fourth washer, a fifth washer, a sixth washer, and a fifth washer,
A second rod end knuckle bearing 300, a second bearing sleeve 310, a second spherical through hole 311, a second bearing rod 320, a second threaded hole 321, a second bearing head 330, a second mounting through hole 331, a second washer 340,
A change baffle 400, a first assembly through hole 410,
A gear shifting rocker arm 500, a second assembly through hole 510,
A first mounting bolt 610, a first mounting nut 620,
A second mounting bolt 710, a second mounting nut 720,
A rotary shaft sleeve 800,
An engine shift shaft 900.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
The shift link 10 according to an embodiment of the present invention is described below with reference to the accompanying drawings.
As shown in fig. 1 to 4, a shift link 10 according to an embodiment of the present invention includes a link body 100, a first rod end joint bearing 200, a second rod end joint bearing 300, a shift plate 400, and a shift rocker arm 500.
The drawbar body 100 has two ends in the length direction, the first rod end joint bearing 200 is provided at one end of the drawbar body 100, and the second rod end joint bearing 300 is provided at the other end of the drawbar body 100. The swashplate 400 is coupled to the first rod end knuckle bearing 200 such that the swashplate 400 is coupled to the end of the drawbar body 100 via the first rod end knuckle bearing 200. The shifting rocker arm 500 is connected to the second rod end joint bearing 300 such that the shifting rocker arm 500 is connected to the other end of the tie rod body 100 through the second rod end joint bearing 300.
In some examples of the present invention, the shift rod 10 further comprises a rotary bushing 800 and an engine shift shaft 900. The rotation sleeve 800 is provided to the switching flap 400. The engine shift shaft 900 is connected to the shift rocker arm 500.
According to the utility model discloses shift link 10, set up first rod end joint bearing 200 and second rod end joint bearing 300 respectively at the both ends of pull rod body 100, make the board 400 of shifting link to each other through first rod end joint bearing 200 and pull rod body 100's one end, and make the rocking arm 500 of shifting link to each other with pull rod body 100's the other end through second rod end joint bearing 300, utilize rod end joint bearing (being first rod end joint bearing 200 and second rod end joint bearing 300) to replace the ball joint universal joint among the correlation technique from this, because rod end joint bearing's preparation cooperation precision is far higher than ball joint universal joint, consequently can effectively reduce the installation clearance, guarantee the flexibility of shifting in practical application.
In some embodiments of the present invention, as shown in fig. 1-3, the first rod end joint bearing 200 includes a first bearing sleeve 210, a first bearing rod 220, and a first bearing head 230.
One end of the first bearing rod 220 is connected with the first bearing sleeve 210, the one end of the pull rod body 100 is connected with the other end of the first bearing rod 220, the first bearing head 230 is rotatably fitted in the first bearing sleeve 210, the shift plate 400 is connected with the first bearing head 230, and the change of the relative position of the pull rod body 100 and the shift plate 400 is satisfied by the rotation of the first bearing head 230 in the first bearing sleeve 210.
Accordingly, as shown in FIGS. 1, 2, and 4, the second rod end knuckle bearing 300 includes a second bearing sleeve 310, a second bearing stem 320, and a second bearing head 330.
One end of the second bearing rod 320 is connected to the second bearing sleeve 310, the other end of the pull rod body 100 is connected to the other end of the second bearing rod 320, the second bearing head 330 is rotatably fitted in the second bearing sleeve 310, and the shifting rocker arm 500 is connected to the second bearing head 330, so that the relative positions of the pull rod body 100 and the shifting rocker arm 500 can be changed by the rotation of the second bearing head 330 in the second bearing sleeve 310.
As shown in fig. 3, the first bearing sleeve 210 is provided with a first spherical through hole 211 penetrating the first bearing sleeve 210, a center of the first spherical through hole 211 coincides with a center of the first bearing sleeve 210, and an outer surface of the first bearing head 230 is configured in a spherical crown shape to be fitted with an inner surface of the first spherical through hole 211, whereby a degree of freedom of the first bearing head 230 within the first bearing sleeve 210 can be increased.
Accordingly, as shown in fig. 4, the second bearing housing 310 is provided with a second spherical through hole 311 penetrating the second bearing housing 310, the center of the second spherical through hole 311 coincides with the center of the second bearing housing 310, and the outer surface of the second bearing head 330 is configured in a spherical crown shape to be fitted with the inner surface of the second spherical through hole 311, whereby the degree of freedom of the second bearing head 330 within the second bearing housing 310 can be increased.
Further, as shown in FIGS. 3 and 4, in order to improve the lubricity and wear resistance of the first and second rod end spherical bearings 200 and 300, a first washer 240 is disposed between the inner surface of the first spherical through hole 211 and the outer surface of the first bearing head 230, and a second washer 340 is disposed between the inner surface of the second spherical through hole 311 and the outer surface of the second bearing head 330.
In some specific examples of the present invention, as shown in fig. 3, the other end of the first bearing rod 220 is configured with a first screw hole 221, the first screw hole 221 has an internal thread, the one end of the draw rod body 100 is configured with a first screw rod 110, the first screw rod 110 has an external thread, and the first screw rod 110 is screw-fitted in the first screw hole 221.
Accordingly, as shown in fig. 4, the other end of the second bearing rod 320 is configured with a second screw hole 321, the second screw hole 321 has an internal thread, the other end of the drawbar body 100 is configured with a second screw 120, the second screw 120 has an external thread, and the second screw 120 is screw-fitted in the second screw hole 321.
Therefore, when the pull rod body 100 is rotated, because the two ends of the pull rod body 100 are respectively in threaded fit with the first bearing rod 220 and the second bearing rod 320, for example, the spiral directions of the external threads of the first screw 110 and the second screw 120 are opposite, the rotational motion of the pull rod body 100 can be converted into the linear motion of the first bearing rod 220 and the second bearing rod 320, so as to adjust the overall length of the shift pull rod 10, and further facilitate the adjustment after assembly to improve the shifting smoothness.
As will be understood by those skilled in the art, in order to facilitate the rotation of the drawbar body 100, the drawbar body 100 may be a straight rod or a non-straight rod with the central axes of the two ends coinciding.
It is also understood by those skilled in the art that the positions of the internal thread and the external thread may be interchanged, for example, the internal thread is formed at both ends of the drawbar body 100, and the external thread is formed on the first bearing rod 220 and the second bearing rod 320, as long as both ends of the drawbar body 100 are threadedly coupled with the first bearing rod 220 and the second bearing rod 320, respectively.
Further, as shown in fig. 3 and 4, the one end of the drawbar body 100 is configured with a first limit step 130, a diameter of the first limit step 130 is greater than a diameter of the first screw 110, and the first limit step 130 is used for stopping the other end of the first bearing rod 220, thereby defining a maximum screwing depth of the first threaded hole 221 with the first screw 110; the other end of the pull rod body 100 is configured with a second limit step 140, the diameter of the second limit step 140 is greater than the diameter of the second screw rod 120, and the second limit step 140 is used for stopping the other end of the second bearing rod 320, so as to limit the maximum screwing depth of the second threaded hole 321 and the second screw rod 120.
Further, as shown in fig. 3 and 4, a first lock nut 150 is threadedly engaged with the first screw 110 of the drawbar body 100, a second lock nut 160 is threadedly engaged with the second screw 120 of the drawbar body 100, the internal thread of the first lock nut 150 and the internal thread of the first screw hole 221 have the same screw direction, the internal thread of the second lock nut 160 and the internal thread of the second screw hole 321 have the same screw direction, the first lock nut 150 is located at the other end of the first bearing rod 220, that is, the first lock nut 150 is located between the first bearing rod 220 and the first limit step 130, and the second lock nut 160 is located at the other end of the second bearing rod 320, that is, the second lock nut 160 is located between the second bearing rod 320 and the second limit step 140.
When the pull rod body 100 is rotated to enable the shift pull rod 10 to be in a proper length, the first locking nut 150 and the second locking nut 160 can be screwed, at the moment, the pull rod body 100 cannot be rotated, namely, a locking effect is achieved on the pull rod body 100, the shift pull rod 10 is enabled to keep the proper length, the situation that the length of the shift pull rod 10 is changed due to the fact that the pull rod body 100 is rotated by an unintended external force is avoided, and the smoothness of shift operation is further guaranteed.
In some embodiments of the present invention, as shown in fig. 3, the first bearing head 230 is provided with a first mounting through hole 231 penetrating the first bearing head 230, the central axis of the first mounting through hole 231 passes through the center of the first bearing head 230, and the shift plate 400 is provided with a first assembling through hole 410 penetrating the shift plate 400. The first mounting through hole 231 and the first mounting through hole 410 are fitted with a first mounting bolt 610 therein, the first mounting bolt 610 is threadedly fitted with a first mounting nut 620, the first mounting bolt 610 penetrates through the first bearing head 230 and one side of the shift plate 400, and the first mounting nut 620 is located on the other side of the first bearing head 230 and the shift plate 400. For example, the first mounting bolt 610 passes through the first mounting through-hole 231 and the first fitting through-hole 410 in order from the side of the first bearing head 230, and the first mounting nut 620 is located at the side of the changing plate 400.
Accordingly, as shown in fig. 4, the second bearing head 330 is provided with a second mounting through-hole 331 penetrating the second bearing head 330, a center axis of the second mounting through-hole 331 penetrates a center of the second bearing head 330, and the shift rocker arm 500 is provided with a second fitting through-hole 510 penetrating the shift rocker arm 500. A second mounting bolt 710 is fitted into the second mounting through hole 331 and the second mounting through hole 510, a second mounting nut 720 is threadedly fitted onto the second mounting bolt 710, the second mounting bolt 710 passes through the second bearing head 330 and one side of the shift rocker arm 500, and the second mounting nut 720 is located on the other side of the second bearing head 330 and the shift rocker arm 500. For example, the second mounting bolt 710 passes through the second mounting through-hole 331 and the second fitting through-hole 510 in order from the side of the second bearing head 330, and the second mounting nut 720 is located at the side of the shift rocker arm 500.
Thus, the first bearing head 230 is connected to the shift plate 400, and the second bearing head 330 is connected to the shift rocker arm 500, so that the relative positions of the tie rod body 100, the shift plate 400, and the shift rocker arm 500 are changed by the rotation of the first bearing head 230 and the second bearing head 330.
An all-terrain vehicle according to an embodiment of the invention, which may be an all-terrain four-wheel motorcycle, comprising a gear shift lever 10 according to the above-described embodiment of the invention, is described below.
According to the utility model discloses all terrain vehicle, through utilizing according to the utility model discloses the pull rod 10 of shifting of above-mentioned embodiment has advantages such as the flexibility of shifting.
Other constructions and operation of atvs according to embodiments of the invention are known to those of ordinary skill in the art and will not be described in detail herein.
In the description herein, references to the description of the terms "particular embodiment," "particular example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A shift rod, comprising:
a pull rod body;
the first rod end joint bearing is arranged at one end of the pull rod body;
the second rod end joint bearing is arranged at the other end of the pull rod body;
the change baffle is connected to one end of the pull rod body through the first rod end joint bearing;
and the gear shifting rocker arm is connected to the other end of the pull rod body through the second rod end joint bearing.
2. The shift rod of claim 1 wherein said first rod end knuckle bearing includes a first bearing sleeve, a first bearing rod and a first bearing head, one end of said first bearing rod being connected to said first bearing sleeve, said one end of said pull rod body being connected to the other end of said first bearing rod, said first bearing head being rotatably fitted within said first bearing sleeve, said shift gate being connected to said first bearing head;
the second rod end joint bearing comprises a second bearing sleeve, a second bearing rod and a second bearing head, one end of the second bearing rod is connected with the second bearing sleeve, the other end of the pull rod body is connected with the other end of the second bearing rod, the second bearing head is rotatably matched in the second bearing sleeve, and the gear shifting rocker arm is connected with the second bearing head.
3. The shift link of claim 2, wherein the first bearing bushing has a first spherical through bore therethrough, the outer surface of the first bearing head being configured in a spherical crown shape that mates with the inner surface of the first spherical through bore;
the second bearing is sleeved with a second spherical through hole penetrating through the second bearing, and the outer surface of the second bearing head is in a spherical crown shape matched with the inner surface of the second spherical through hole.
4. The shift rod of claim 3, wherein a first washer is disposed between an inner surface of the first spherical through bore and an outer surface of the first bearing head;
and a second gasket is arranged between the inner surface of the second spherical through hole and the outer surface of the second bearing head.
5. The shift link of claim 2, wherein the other end of the first bearing rod is configured with a first threaded bore, and the one end of the link body is configured with a first threaded rod that is threadedly engaged within the first threaded bore;
the other end of the second bearing rod is provided with a second threaded hole, and the other end of the pull rod body is provided with a second screw rod in threaded fit with the second threaded hole.
6. The shift link of claim 5 wherein said one end of said link body is configured with a first stop step for stopping said other end of said first bearing rod;
the other end of the pull rod body is provided with a second limiting step for stopping the other end of the second bearing rod.
7. The shift rod according to claim 5, wherein a first lock nut is threadedly engaged with the first threaded rod of the rod body, the first lock nut being located at the other end of the first bearing rod;
and a second locking nut is in threaded fit with a second screw rod of the pull rod body and is positioned at the other end of the second bearing rod.
8. The shift link of claim 2, wherein the first bearing head has a first mounting through-hole therethrough, the shift gate has a first mounting through-hole therethrough, the first mounting through-hole and the first mounting through-hole have a first mounting bolt therethrough that is engaged with the first bearing head and one side of the shift gate, the first mounting bolt having a first mounting nut threadedly engaged therewith on the first bearing head and the other side of the shift gate;
the second bearing head is provided with a second mounting through hole penetrating through the second bearing head, the gear shifting rocker arm is provided with a second assembling through hole penetrating through the gear shifting rocker arm, a second mounting bolt penetrating through the second bearing head and one side of the gear shifting rocker arm is matched in the second mounting through hole and the second assembling through hole, and a second mounting nut located on the other side of the gear shifting rocker arm and the second bearing head is matched on the second mounting bolt in a threaded mode.
9. The shift rod of any of claims 1-8, further comprising:
the rotating shaft sleeve is sleeved on the baffle plate;
the engine gear shifting shaft is connected with the gear shifting rocker arm.
10. An all-terrain vehicle, characterized in that it comprises a gearshift lever according to any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920706864.3U CN210218650U (en) | 2019-05-16 | 2019-05-16 | Gear shifting pull rod and all-terrain vehicle with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920706864.3U CN210218650U (en) | 2019-05-16 | 2019-05-16 | Gear shifting pull rod and all-terrain vehicle with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210218650U true CN210218650U (en) | 2020-03-31 |
Family
ID=69926453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920706864.3U Ceased CN210218650U (en) | 2019-05-16 | 2019-05-16 | Gear shifting pull rod and all-terrain vehicle with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210218650U (en) |
-
2019
- 2019-05-16 CN CN201920706864.3U patent/CN210218650U/en not_active Ceased
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Decision date of declaring invalidation: 20220831 Decision number of declaring invalidation: 57212 Granted publication date: 20200331 |
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