CN101363513A - Rotating speed regulating device fro vehicle - Google Patents
Rotating speed regulating device fro vehicle Download PDFInfo
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- CN101363513A CN101363513A CNA2008101210571A CN200810121057A CN101363513A CN 101363513 A CN101363513 A CN 101363513A CN A2008101210571 A CNA2008101210571 A CN A2008101210571A CN 200810121057 A CN200810121057 A CN 200810121057A CN 101363513 A CN101363513 A CN 101363513A
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- cover
- ratchet
- regulating device
- pushing
- axle
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Abstract
The invention provides a rotation speed regulating device of vehicles, belonging to the field of mechanical technologies. The rotation speed regulating device solves the problems of the prior art like complex structure and inconvenient usage. The rotation speed regulating device of vehicles is arranged at a driving gear cluster of a vehicle and is characterized by consisting of a spindle, a pushing sleeve, a toggle sleeve, a hollow shaft, two pairs of pawls and two output gears; two ends of the spindle are respectively provided with a fixed part and a connecting part, the pushing sleeve and the toggle sleeve are both sheathed on the connecting part of the spindle, pushing structure, which can ensure that the toggle sleeve can only do axial movement along the spindle when the pushing sleeve turns, is arranged between the pushing sleeve and the toggle sleeve, the hollow shaft is sheathed on the toggle sleeve, the pawls are hinged with the hollow shaft and are all meshed with the corresponding output gears, and a control mechanism, which can ensure that one of the pawls is meshed with a corresponding output gear to transfer power when the toggle sleeve moves, is arranged between the pawls and the toggle sleeve. The rotation speed regulating device has simple structure and convenient operation.
Description
Technical field
The invention belongs to field of mechanical technique, relate to a kind of arrangements for speed regulation, particularly a kind of for motor vehicle rotating speed regulating device fro.
Background technique
Storage battery car is a kind of novel handy type vehicle, is widely used as a kind of traffic tool.
Usually, storage battery car has speed-regulating function.That is to say that it can realize the transformation of high low speed.For example, a kind of " the novel low speed Light-duty Vehicle speed changer " that its publication number of Chinese patent CN201027916Y provides, it is to be made of a series of gear train, that is to say that it is to increase a driving mechanism behind former transmission output shaft in addition again.Such structure makes above-mentioned patent can be suitable for multiple vehicle, and its applicability is than higher; Certainly, it also can realize the adjusting of speed.
But too much gear train and transmission shaft make the complex structure of above-mentioned patent, and whole speed changer volume ratio is bigger, and cost is than higher.
Existing other transmission for vehicles also exists similar problem.
Summary of the invention
The objective of the invention is at existing existing the problems referred to above, a kind of rotating speed regulating device fro of vehicle simple in structure, easy to use is provided.
Purpose of the present invention can realize by following technical proposal: a kind of rotating speed regulating device fro of vehicle, be arranged at the driving gear set place of vehicle, it is characterized in that, this device comprises axle, push cover, pull out cover, hollow shaft, two pairs of ratchets and two output gears, the two ends of described axle are respectively fixing part and joint, push cover and pull out cover and all be placed on the axle joint, and push cover with pull out be provided with between the cover when push cover rotation make pull out cover can only be along the axially movable promotion structure of axle, described hollow shaft sleeve puts pulling out, above-mentioned ratchet is articulated on the hollow shaft, described ratchet all is meshed with its corresponding output gear, and ratchet with pull out be provided with between the cover when pull out cover move can make one of them ratchet with it corresponding output gear engagement control mechanism of transferring power also.
In the rotating speed regulating device fro of this vehicle, the fixing part by this axle can be fixed on whole arrangements for speed regulation on the vehicle.Wherein, the standard pitch diameter of two of arrangements for speed regulation output gears and the number of teeth are all inequality.
Have only one of them ratchet output gear corresponding to be meshed under the original state and the energy transferring power with it, and another one ratchet output gear corresponding with it is in the overdrive clutch state, though be the output gear engagement corresponding of another one ratchet with it, can not transferring power.Obviously, one of them output gear rotates, thereby obtains a kind of output speed.
Under the effect that promotes structure, push cover and make and pull out cover and move axially, pull out cover in this process and can not rotate along axle when rotating.Make originally to mesh together the also ratchet output gear disengaging corresponding with it of energy transferring power under the effect of control mechanism, the output gear that should locate this moment dallies.Meanwhile, originally be in ratchet and the output gear corresponding engagement and the energy transferring power of overdrive clutch state with it.Obviously, be that the another one output gear rotates this time.Because the standard pitch diameter and the number of teeth of two output gears are all inequality, thus feasible another output speed that obtains in the case.That is to say that a kind of is output at a high speed, and another is low speed output.
Certainly, these arrangements for speed regulation in the course of the work, hollow shaft is with respect to axle and pull out cover and rotate.
In the rotating speed regulating device fro of above-mentioned vehicle, described promotion structure comprises the face of pushing of pushing cover inclination port and pulls out the face of pushing two of cover inclination port, and push face one can with push face two and contact, the guide finger that protrudes is installed in the described axle outside, described pull out to put have the guiding groove that is complementary with guide finger, above-mentioned guide finger is embedded in the guiding groove place.
Pulling out cover under the effect of guide finger and guiding groove can not rotate, and pulling out cover can only move axially along axle.Obviously, when pushing face one and pushing face two and contact fully, pull out cover and be in the recessed shape attitude; In case rotate and to push cover, the face of pushing after the rotation will be pushed the face of pushing two that pulls out cover, and make that to pull out cover protruding.
As another situation, in the rotating speed regulating device fro of above-mentioned vehicle, described promotion structure comprises the face of pushing of pushing cover inclination port and pulls out the face of pushing two of cover inclination port, and push face one can with push face two and contact, the described inboard guide finger of cover that pulls out with protrusion, the described axle outside has the guiding groove that is complementary with guide finger, and above-mentioned guide finger is embedded in the guiding groove place.
Same, under the effect of guide finger and guiding groove, pull out cover and can not rotate, pulling out cover can only move axially along axle.Obviously, when pushing face one and pushing face two and contact fully, pull out cover and be in the recessed shape attitude; In case rotate and to push cover, the face of pushing of rotation will be pushed the face of pushing two that pulls out cover, and make and pull out cover and move vertically.
In the rotating speed regulating device fro of above-mentioned vehicle, described control mechanism comprises the convex edge of pulling out the cover outside, described ratchet is high speed ratchet and low speed ratchet, high speed ratchet and low speed ratchet place are equipped with spring, an end of high speed ratchet is resisted against and pulls out the cover outside under the elastic force effect of spring, the output gear engagement corresponding of the other end of high speed ratchet with it, under the elastic force effect of spring an end of low speed ratchet with pull out cover and break away from, the output gear engagement corresponding of the other end of low speed ratchet with it, an end of above-mentioned high speed ratchet is resisted against on the convex edge after pulling out cover and moving along axle, the other end of high speed ratchet output gear corresponding with it breaks away from, one end of low speed ratchet contacts with pulling out cover, and the other end of low speed ratchet is meshed with its corresponding output gear.
An end of high speed ratchet is resisted against to pull out and puts under the elastic force effect of spring, and the high speed ratchet is meshed with its corresponding output gear.And the elastic force of spring with under the low speed ratchet an end with pull out cover and be in disengaged position, the other end of low speed ratchet also is to be meshed with its corresponding output gear.At this moment, the idle running of the output gear at low speed ratchet place can not make this output gear outputting power.The output gear at high speed ratchet place then drives the output gear corresponding with it and rotates, and makes this output gear outputting power.
After pulling out cover and moving axially along axle, being resisted against on the convex edge of pulling out cover of high speed ratchet makes the other end output gear corresponding with it of high speed ratchet break away from; At this moment, an end of low speed ratchet is resisted against to pull out and puts under the elastic force effect of spring, and the other end of low speed ratchet is meshed with its corresponding output gear.Obviously, the output gear at high speed ratchet place can not outputting power, but the output gear outputting power by low speed ratchet place.
In the rotating speed regulating device fro of above-mentioned vehicle, described convex edge is the inclined-plane.By such structure, the high speed ratchet is contacted smoothly with the place, convex edge.
As another situation, in the rotating speed regulating device fro of above-mentioned vehicle, described convex edge is a cambered surface.Obviously, such structure also can make the high speed ratchet contact with the place, convex edge smoothly.
In the rotating speed regulating device fro of above-mentioned vehicle, described hollow shaft sidepiece has the attachment hole that runs through, and above-mentioned high speed ratchet and low speed ratchet are all by the connection hole of rod hinge connection in hollow shaft.
Make by such structure that high speed ratchet and low speed ratchet can be stable with pull out cover and contact and mesh with output gear.
In the rotating speed regulating device fro of above-mentioned vehicle, described axle and pull out and be provided with Returnning spring between the cover is pulled out cover and is resisted against above-mentioned pushing and puts under the elastic force effect of Returnning spring.Can make by this spring and to pull out cover being resisted against to push and putting tightly, that is to say to make and pull out cover and do not pushed cover and can return back to initial position smoothly when pushing.
In the rotating speed regulating device fro of above-mentioned vehicle, described pushing between cover and the axle is provided with torsion spring.
The two ends of torsion spring are connected to pushes on cover and the axle, can make by this torsion spring and push cover and return back to initial position smoothly.
In the rotating speed regulating device fro of above-mentioned vehicle, have the stay cord hole on the described axle, stay cord passes the stay cord hole and is connected above-mentioned pushing and puts.Need to rotate when pushing cover, the pulling stay cord just can be realized.
In the rotating speed regulating device fro of above-mentioned vehicle, the described axle fixing part outside has screw thread.Axle can easily be connected on the vehicle by this screw thread.
Compared with prior art, the rotating speed regulating device fro of this vehicle since only by axle, pull out cover, push cover, hollow shaft, ratchet and output gear etc. form, and do not have various gear train in this device, therefore, it relatively simple for structure, and structure also seems compact.
Simultaneously, when needing to realize that high low speed is changed, the pulling stay cord can realize that operation seems simple and easy to do, has the advantages of high practicability of ratio.
Description of drawings
Fig. 1 is the three-dimensional decomposition texture schematic representation of the rotating speed regulating device fro of this vehicle.
Fig. 2 is the main TV structure schematic representation of the rotating speed regulating device fro of this vehicle.
Fig. 3 is the sectional structure schematic representation of the rotating speed regulating device fro of this vehicle.
Among the figure, 1, axle; 1a, fixing part; 1b, joint; 1c, guide finger; 1d, stay cord hole; 2, push cover; 2a, push face one; 3, pull out cover; 3a, push face two; 3b, guiding groove; 3c, convex edge; 4, high speed ratchet; 5, low speed ratchet; 6, Returnning spring; 7, torsion spring; 8, hollow shaft; 8a, attachment hole; 9, connecting rod; 10, output gear; 12, stay cord.
Embodiment
As depicted in figs. 1 and 2, the rotating speed regulating device fro of this vehicle is connected on the vehicle such as storage battery car, it by axle 1, push cover 2, pull out cover 3, ratchet, output gear 10 and hollow shaft 8 etc. and form.
The two ends of axle 1 are respectively fixing part 1a and joint 1b, and the fixing part 1a outside has screw thread, can easily axle 1 be connected on the vehicle by this screw thread.Push cover 2 and pull out cover and 3 all be enclosed within on the joint 1b of axle 1, be provided with the promotion structure with pulling out between the cover 3 pushing cover 2, under the effect of this promotions structure, can make push in cover 2 rotation processes drive pull out overlap 3 can only moving axially along axle 1.In the present embodiment, in axle 1 and pull out cover and be provided with Returnning spring 6 between 3, be resisted against above-mentioned pushing on the cover 2 pulling out cover 3 under the elastic force effect of Returnning spring 6; Simultaneously, push between cover 2 and the axle 1 and be provided with torsion spring 7, can make pushing after the rotation overlap 2 by this torsion spring 7 and reset.
Promoting structure is to push the face of pushing one 2a of cover 2 inclination ports and pull out the face of pushing two 3a of cover 3 inclination ports, and push face one 2a can with push face two 3a and contact.The promotion structure also comprises the guide finger 1c that protrude in axle 1 outside, pull out on the cover 3 to have the guiding groove 3b that is complementary with guide finger 1c, and guide finger 1c is embedded in guiding groove 3b place.Certainly, also guide finger 1c can be arranged on according to actual conditions and pull out cover 3 inboards, and offer guiding groove 3b in axle 1 outside.
As shown in figures 1 and 3, hollow shaft 8 be enclosed within pull out cover 3 outsides and it and axle 1 be connected, ratchet is divided into high speed ratchet 4 and low speed ratchet 5.Have attachment hole 8a on the hollow shaft 8, high speed ratchet 4 and low speed ratchet 5 all are the attachment hole 8a places that are articulated in hollow shaft 8 by connecting rod 9.Two above-mentioned output gears 10 are corresponding with high speed ratchet 4 and low speed ratchet 5 respectively.In the present embodiment, the quantity of high speed ratchet 4 and low speed ratchet 5 is two, and two high speed ratchets 4 are symmetrical arranged, and two low speed ratchets 5 are symmetrical arranged.
At ratchet and pull out cover and be provided with control mechanism between 3, can make high speed ratchet 4 output gears 10 engagement and outputting powers corresponding by this control mechanism, or make low speed ratchet 5 output gears 10 corresponding mesh also outputting powers with it with it.
Control mechanism comprises the convex edge 3c that pulls out cover 3 outsides, and high speed ratchet 4 and low speed ratchet 5 places are equipped with spring.
During original state, an end of high speed ratchet 4 presses down and is resisted against and pulls out cover 3 outsides under the elastic force effect of spring, and the other end of high speed ratchet 4 is meshed with its corresponding output gear 10.In the present embodiment, convex edge 3c is the inclined-plane, and it also is feasible adopting cambered surface according to actual conditions certainly.Under the elastic force effect of spring an end of low speed ratchet 5 with pull out cover 3 and break away from, the other end of low speed ratchet 5 is meshed with its corresponding output gear 10.
Can contact and make the other end output gear 10 corresponding of high speed ratchet 4 to be separated when pulling out cover 3 with convex edge 3c along the end that axle 1 moves axially high speed ratchet 4, an end of low speed ratchet 5 is resisted against pull out and overlap on 3 and the other end of low speed ratchet 5 is meshed with another one output gear 10 with it.
In this rotating speed regulating device fro, one end of high speed ratchet 4 is resisted against and pulls out on the cover 3, output gear 10 engagements that the other end of high speed ratchet 4 is corresponding with it, low speed ratchet 5 output gears 10 corresponding with it are in the overdrive clutch state, i.e. output gear 10 idle running at low speed ratchet 5 places.Obviously, be output gear 10 outputting powers at this moment, thereby obtain a kind of output speed by high speed ratchet 4 places.
In addition, cover 2 is pushed in rotation for convenience, is provided with a stay cord hole 1d who runs through on axle 1, and stay cord 12 passes stay cord hole 1d and is connected and pushes on the cover 2.
Certainly,, can pull out the secondary convex edge that a protrusion is set on cover 3 the convex edge 3c again, and the quantity of ratchet is three, can realizes the output of three kinds of rotating speeds by such structure according to actual conditions.Obviously, the quantity of convex edge and ratchet can determine various different output speeds.
Claims (10)
1. the rotating speed regulating device fro of a vehicle, be arranged at the driving gear set place of vehicle, it is characterized in that, this device comprises axle (1), push cover (2), pull out cover (3), hollow shaft (8), the two pairs of ratchets and two output gears (10), the two ends of described axle (1) are respectively fixing part (1a) and joint (1b), push cover (2) and pull out cover (3) and all be placed on axle (1) joint (1b), and push cover (2) and pull out be provided with between the cover (3) when push cover (2) rotation make pull out cover (3) can only be along the axially movable promotion structure of axle (1), described hollow shaft (8) is enclosed within and pulls out on the cover (3), above-mentioned ratchet is articulated on the hollow shaft (8), described ratchet all is meshed with its corresponding output gear (10), and moves and can make one of them ratchet corresponding output gear (10) meshes the also control mechanism of transferring power with it with pulling out to be provided with between the cover (3) when pulling out cover (3) at ratchet.
2. the rotating speed regulating device fro of vehicle according to claim 1, it is characterized in that, described promotion structure comprises the face of pushing (2a) of pushing cover (2) inclination port and pulls out the face of pushing two (3a) of cover (3) inclination port, and push face one (2a) can with push face two (3a) and contact, the guide finger (1c) that protrudes is installed in described axle (1) outside, described pulling out has the guiding groove (3b) that is complementary with guide finger (1c) on the cover (3), above-mentioned guide finger (1c) is embedded in guiding groove (3b) and locates.
3. the rotating speed regulating device fro of vehicle according to claim 1, it is characterized in that, described promotion structure comprises the face of pushing (2a) of pushing cover (2) inclination port and pulls out the face of pushing two (3a) of cover (3) inclination port, and push face one (2a) can with push face two (3a) and contact, describedly pull out the guide finger (1c) that cover (3) inboard has protrusion, described axle (1) outside has the guiding groove (3b) that is complementary with guide finger (1c), and above-mentioned guide finger (1c) is embedded in guiding groove (3b) and locates.
4. according to the rotating speed regulating device fro of claim 1 or 2 or 3 described vehicles, it is characterized in that, described control mechanism comprises the convex edge (3c) of pulling out cover (3) outside, described ratchet is high speed ratchet (4) and low speed ratchet (5), high speed ratchet (4) and low speed ratchet (5) locate to be equipped with spring, an end of high speed ratchet (4) is resisted against and pulls out cover (3) outside under the elastic force effect of spring, the other end output gear corresponding (10) engagement of high speed ratchet (4) with it, under the elastic force effect of spring an end of low speed ratchet (5) with pull out cover (3) disengaging, the other end output gear corresponding (10) engagement of low speed ratchet (5) with it, an end of above-mentioned high speed ratchet (4) is resisted against on the convex edge (3c) after pulling out cover (3) and moving along axle (1), the other end output gear corresponding with it (10) of high speed ratchet (4) breaks away from, one end of low speed ratchet (5) contacts with pulling out cover (3), and the other end of low speed ratchet (5) is meshed with its corresponding output gear (10).
5. the rotating speed regulating device fro of vehicle according to claim 4 is characterized in that, described convex edge (3c) is the inclined-plane.
6. the rotating speed regulating device fro of vehicle according to claim 4 is characterized in that, described convex edge (3c) is cambered surface.
7. the rotating speed regulating device fro of vehicle according to claim 4, it is characterized in that, described hollow shaft (8) sidepiece has the attachment hole (8a) that runs through, and above-mentioned high speed ratchet (4) and low speed ratchet (5) are all located by the attachment hole (8a) that connecting rod (9) is articulated in hollow shaft (8).
8. according to the rotating speed regulating device fro of claim 1 or 2 or 3 described vehicles, it is characterized in that, described axle (1) and pull out and be provided with Returnning spring (6) between the cover (3) is resisted against above-mentioned pushing on the cover (2) pulling out cover (3) under the elastic force effect of Returnning spring (6).
9. according to the rotating speed regulating device fro of claim 1 or 2 or 3 described vehicles, it is characterized in that described pushing between cover (2) and the axle (1) is provided with torsion spring (7).
10. according to the rotating speed regulating device fro of claim 1 or 2 or 3 described vehicles, it is characterized in that, has stay cord hole (1d) on the described axle (1), a stay cord (12) passes stay cord hole (1d) and is connected above-mentioned pushing on the cover (2), and described axle (1) fixing part (1a) outside has screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101210571A CN101363513A (en) | 2008-09-18 | 2008-09-18 | Rotating speed regulating device fro vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101210571A CN101363513A (en) | 2008-09-18 | 2008-09-18 | Rotating speed regulating device fro vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101363513A true CN101363513A (en) | 2009-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008101210571A Pending CN101363513A (en) | 2008-09-18 | 2008-09-18 | Rotating speed regulating device fro vehicle |
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| Country | Link |
|---|---|
| CN (1) | CN101363513A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112224421A (en) * | 2020-10-14 | 2021-01-15 | 航宇救生装备有限公司 | Manual clutch device for pilot seat |
-
2008
- 2008-09-18 CN CNA2008101210571A patent/CN101363513A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112224421A (en) * | 2020-10-14 | 2021-01-15 | 航宇救生装备有限公司 | Manual clutch device for pilot seat |
| CN112224421B (en) * | 2020-10-14 | 2024-04-30 | 航宇救生装备有限公司 | Manual clutch device of pilot seat |
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Open date: 20090211 |