CN202381675U - Combined shift fork for inter-wheel differential and inter-wheel differential comprising shift fork - Google Patents
Combined shift fork for inter-wheel differential and inter-wheel differential comprising shift fork Download PDFInfo
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- CN202381675U CN202381675U CN2011205443807U CN201120544380U CN202381675U CN 202381675 U CN202381675 U CN 202381675U CN 2011205443807 U CN2011205443807 U CN 2011205443807U CN 201120544380 U CN201120544380 U CN 201120544380U CN 202381675 U CN202381675 U CN 202381675U
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- fork
- shift fork
- inter
- wheel differential
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Abstract
The utility model provides a combined shift fork for an inter-wheel differential and the inter-wheel differential comprising the shift fork, wherein the shift fork comprises the shift fork body, and the shift fork body comprises a sliding rod seat, a left fork leg and a right fork leg; a sliding rod mounting hole is arranged on the sliding rod seat, the end parts at the first end of the left fork leg and the first end of the right fork leg are connected and commonly connected on the sliding rod seat, the second ends of the left fork leg and the right fork leg are separated, an accommodating space is formed between the left fork leg and the right fork leg, and the shift fork disclosed by the utility model further comprises at least two pins; and pin holes are respectively arranged on the left fork leg and the right fork leg, the first end of each pin is positioned in the corresponding pin hole, and the second end of each pin faces towards one side where the accommodating space is located and extends out of the pin hole. According to the shift fork disclosed by the utility model, after a half shaft is detached, a sliding engagement sleeve is difficult to separate from the open part of the shift fork, and the technical problem that the sliding engagement sleeve can be only smoothly assembled by detaching a whole main speed reducer after the sliding engagement sleeve is separated from the shift fork can be solved.
Description
Technical field
The utility model relates to mechanical field, in particular to a kind of inter-wheel differential with the combined type shift fork and comprise the inter-wheel differential of this shift fork.
Background technique
Shift fork is the parts of using always in the mechanical field of stirring; Like Fig. 1 a, Fig. 1 b and shown in Figure 2; Existing shift fork 21 mainly comprises slider block 11, left side fork pin 12 and right fork pin 13; One end of left side fork pin 12 and right fork pin 13 is connected on the slider block 11, the other end end separating, and slider block 11 is provided with slide bar mounting hole 14.This shift fork adopts the mode of collective's foundry goods and machining, the structure of the part employing standard-sized sheet mouth that it cooperates with sliding engaged cover 22 among Fig. 2.
This shift fork in use, and is as shown in Figure 2, and sliding engaged is overlapped 22 endoporus and is inserted on the semiaxis; The opening end of shift fork 21 snaps in the groove of sliding engaged cover 22, promotes shift fork 21 through cylinder and horizontally slips, and shift fork 21 drives engagement cover 22 and on semiaxis, slides; Make sliding engaged cover 22 and initiatively cylindrical gears engagement; Pin interaxial differential, make left and right sides wheel be equivalent to be fixed on the stiff shaft, thereby realize the cross-country function of automobile.
Adopt the shift fork of existing technology; In vehicle bridge assembling maintenance; When needs are changed semiaxis, pull down semiaxis after, sliding engaged cover 22 promptly can be separated from the open part of shift fork 21; Must pull down main reducing gear integral body and could realize sliding engaged overlapped 22 smooth assembling this moment, and it is unfavorable greatly to bring to the assembling of vehicle bridge and maintenance.
The model utility content
The utility model aim to provide a kind of can be after pulling down semiaxis the sliding engaged cover inter-wheel differential that is difficult for separating from the open part of shift fork with the combined type shift fork and comprise the inter-wheel differential of this shift fork; To solve in the existing technology when the vehicle bridge assembling maintenance; After pulling down semiaxis; The technical problem that sliding engaged cover can separate from the open part of shift fork, and then solve because the sliding engaged cover must be pulled down main reducing gear integral body the technical problem of the smooth assembling that could realize sliding engaged is overlapped from what the shift fork open part separated that the back caused.
To achieve these goals, an aspect according to the utility model provides a kind of inter-wheel differential to use the combined type shift fork, comprising: shift fork body, said shift fork body comprise slider block, left side fork pin, right fork pin; Said slider block is provided with the slide bar mounting hole; The first end end of said left side fork pin and said right fork pin links to each other and is connected jointly on the said slider block, and the second end end separating forms holding space between said left side fork pin and the said right fork pin; It is characterized in that, also comprise at least two pins; Be respectively equipped with pin-and-hole on said left side fork pin and the said right fork pin, wherein, first end of each said pin is positioned at a corresponding said pin-and-hole, and second end is towards the side at said holding space place and stretch out said pin-and-hole.
Preferably, the elasticity telescopically is arranged in the said pin-and-hole said pin through being arranged on the elastic component in the said pin-and-hole.
Preferably, the position of said pin on said left side fork pin and said right fork pin is lower than the central position that is received part in the said holding space.
Preferably, the said pin on said left side fork pin and the said right fork pin is relative to one another along same axis arranged.
Preferably, second end of the said pin on said left side fork pin and the said right fork pin all extends the central position that is received part in said holding space.
Preferably, respectively be provided with two said pins that are positioned at sustained height on said left side fork pin and the said right fork pin.
Preferably, the second end end of said left side fork pin is provided with the left slider seat, and the second end end of said right fork pin is provided with right slider seat, and said pin-and-hole lays respectively on said left slider seat and the said right slider seat.
Preferably, said left side fork pin and said right fork pin are symmetricly set in the two ends of said slider block.
Preferably, said pin-and-hole is near the end sealing of said left side fork pin or right fork outside of foot.
According to the utility model on the other hand, a kind of inter-wheel differential is provided, has had shift fork, it is characterized in that, said shift fork is used the combined type shift fork for as above each described inter-wheel differential.
The inter-wheel differential of the utility model with the combined type shift fork in use; Utilize pin that shift fork and sliding engaged cover are blocked; When vehicle bridge assembling maintenance; After pulling down semiaxis, sliding engaged cover is difficult for separating from the open part of shift fork, and then has solved because the sliding engaged cover must be pulled down main reducing gear integral body the technical problem of the smooth assembling that could realize sliding engaged is overlapped from what the shift fork open part separated that the back caused.
Description of drawings
The Figure of description that constitutes the application's a part is used to provide the further understanding to the utility model, and illustrative examples of the utility model and explanation thereof are used to explain the utility model, do not constitute the improper qualification to the utility model.In the accompanying drawings:
Fig. 1 a shows the sectional view of shift fork of the prior art edge perpendicular to the center line of slide bar mounting hole axial direction;
Fig. 1 b has shown shift fork structural representation of the prior art;
Fig. 2 shows the sectional view of the user mode lower edge semiaxis axial direction of shift fork in the existing technology;
Fig. 3 shows the sectional view of the utility model edge perpendicular to the center line of slide bar mounting hole axial direction; And
Fig. 4 has shown the user mode schematic representation of the utility model.
Embodiment
Need to prove that under the situation of not conflicting, embodiment and the characteristic among the embodiment among the application can make up each other.Below with reference to accompanying drawing and combine embodiment to specify the utility model.
According to an aspect of the utility model, like Fig. 3 and shown in Figure 4, the inter-wheel differential that provides is used the combined type shift fork, comprises the shift fork body, and the shift fork body comprises slider block 31, left side fork pin 32, right fork pin 33; Slider block 31 is provided with slide bar mounting hole 34; The first end end of left side fork pin 32 and right fork pin 33 links to each other and is connected jointly on the slider block 31; The second end end separating forms holding space between left side fork pin 32 and the right fork pin 33, and the utility model also comprises two pins 38; Be respectively equipped with pin-and-hole 37 on left side fork pin 32 and the right fork pin 33, wherein, first end of each pin 38 is positioned at corresponding pin-and-hole 37, the second ends towards the side at holding space place and stretch out pin-and-hole 37.
When bridge assembles, utilize pin 38 in the shift fork to hold sliding engaged cover 39, pull down semiaxis after because the barrier effect of pin 38, sliding engaged cover 39 is difficult for separating from the open parts of shift fork.
In order to reduce 38 pairs of shift forks of pin and sliding engaged cover, 39 abrasive action, be provided with elastic component in the pin-and-hole 37, the elasticity telescopically is arranged in the pin-and-hole 37 through being arranged on the elastic component in the pin-and-hole 37 for pin 38.When bridge assembles; Pin 38, is pulled down before the semiaxis in the maintenance process because the effect of elastic component is contracted in the pin-and-hole 37; Utilize elastic component will sell 38 second end and stretch out pin-and-hole 37 and hold sliding engaged cover 22, and then prevented that sliding engaged cover 22 from separating from the open parts of shift fork.
As a kind of preferred version, fork pin 32 is lower than the central position that is received part in the holding space with right position of pitching on the pin 33 to pin 38 on a left side.
As a kind of preferred version; Left fork pin 32 can adopt the mode of the same axis arranged in edge relative to one another with the right pin of pitching on the pin 33 38; Preferably be positioned at sustained height, also can adopt and to sell all modes of extending of the central position that is received part in holding space of 38 second end.
As a kind of preferred version, left side fork pin 32 is pitched the two ends that pin 33 is symmetricly set in slider block 31 with the right side.
As a kind of preferred version, the second end end of left side fork pin 32 is provided with left slider seat 35, and the second end end of right fork pin 33 is provided with right slider seat 36, and pin-and-hole 37 lays respectively on left slider seat 35 and the right slider seat 36.For the inter-wheel differential that makes the utility model with the difficult drop-off in use of the pin in the combined type shift fork, as shown in Figure 4, the pin-and-hole 37 in the utility model is in its ends sealing near the left side fork pin 32 or right fork pin 33 outsides.
According to the utility model on the other hand, the inter-wheel differential that provides has shift fork, and wherein shift fork is that as above the inter-wheel differential in each is used the combined type shift fork.
From above description; Can find out; The inter-wheel differential of the utility model with the combined type shift fork in use utilizes pin 38 that sliding engaged cover 39 is held, when vehicle bridge assembling maintenance; After pulling down semiaxis; Sliding engaged cover 39 is difficult for separating from the open parts of shift fork, and then has solved because sliding engaged cover 39 must be pulled down the technical problem that could realize sliding engaged is overlapped 39 smooth assembling with main reducing gear integral body from what the shift fork open part separated that the back caused, brings great convenience to the assembling and the maintenance of vehicle bridge.
The preferred embodiment that the above is merely the utility model is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (10)
1. an inter-wheel differential is used the combined type shift fork, comprising:
Shift fork body, said shift fork body comprise slider block (31), left side fork pin (32), right fork pin (33);
Said slider block (31) is provided with slide bar mounting hole (34); The first end end of said left side fork pin (32) and said right fork pin (33) links to each other and is connected jointly on the said slider block (31); The second end end separating forms holding space between said left side fork pin (32) and the said right fork pin (33)
It is characterized in that,
Also comprise at least two pins (38);
Be respectively equipped with pin-and-hole (37) on said left side fork pin (32) and the said right fork pin (33), wherein,
First end of each said pin (38) is positioned at a corresponding said pin-and-hole (37), and second end is towards the side at said holding space place and stretch out said pin-and-hole (37).
2. inter-wheel differential according to claim 1 is used the combined type shift fork, it is characterized in that, the elasticity telescopically is arranged in the said pin-and-hole said pin (38) through being arranged on the elastic component in the said pin-and-hole.
3. inter-wheel differential according to claim 2 is used the combined type shift fork, it is characterized in that, the position of said pin (38) on said left side fork pin (32) and said right fork pin (33) is lower than the central position that is received part in the said holding space.
4. inter-wheel differential according to claim 3 is used the combined type shift fork, it is characterized in that, the said pin (38) on said left side fork pin (32) and the said right fork pin (33) is relative to one another along same axis arranged.
5. inter-wheel differential according to claim 3 is used the combined type shift fork, it is characterized in that, second end of the said pin (38) on said left side fork pin (32) and the said right fork pin (33) all central position that is received part in said holding space extends.
6. inter-wheel differential according to claim 3 is used the combined type shift fork, it is characterized in that, respectively is provided with two the said pins (38) that are positioned at sustained height on said left side fork pin (32) and the said right fork pin (33).
7. inter-wheel differential according to claim 6 is used the combined type shift fork; It is characterized in that; The second end end of said left side fork pin (32) is provided with left slider seat (35); The second end end of said right fork pin (33) is provided with right slider seat (36), and said pin-and-hole (37) lays respectively on said left slider seat (35) and the said right slider seat (36).
8. inter-wheel differential according to claim 1 is used the combined type shift fork, it is characterized in that, said left side fork pin (32) and said right fork pin (33) are symmetricly set in the two ends of said slider block (31).
9. use the combined type shift fork according to each described inter-wheel differential among the claim 1-8, it is characterized in that, said pin-and-hole (37) is near the end sealing in the said left side fork pin (32) or right fork pin (33) outside.
10. an inter-wheel differential has shift fork, it is characterized in that, said shift fork is that each described inter-wheel differential is used the combined type shift fork among the claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205443807U CN202381675U (en) | 2011-12-22 | 2011-12-22 | Combined shift fork for inter-wheel differential and inter-wheel differential comprising shift fork |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205443807U CN202381675U (en) | 2011-12-22 | 2011-12-22 | Combined shift fork for inter-wheel differential and inter-wheel differential comprising shift fork |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202381675U true CN202381675U (en) | 2012-08-15 |
Family
ID=46630179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205443807U Expired - Fee Related CN202381675U (en) | 2011-12-22 | 2011-12-22 | Combined shift fork for inter-wheel differential and inter-wheel differential comprising shift fork |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202381675U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106402379A (en) * | 2016-05-28 | 2017-02-15 | 重庆万虎机电有限责任公司 | Gearbox and shifting fork thereof |
-
2011
- 2011-12-22 CN CN2011205443807U patent/CN202381675U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106402379A (en) * | 2016-05-28 | 2017-02-15 | 重庆万虎机电有限责任公司 | Gearbox and shifting fork thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120815 Termination date: 20171222 |