CN206309920U - A kind of speed changer Refuel structure - Google Patents
A kind of speed changer Refuel structure Download PDFInfo
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- CN206309920U CN206309920U CN201621344533.2U CN201621344533U CN206309920U CN 206309920 U CN206309920 U CN 206309920U CN 201621344533 U CN201621344533 U CN 201621344533U CN 206309920 U CN206309920 U CN 206309920U
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- speed changer
- level height
- screw
- height pipe
- refuel structure
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Abstract
The utility model provides a kind of speed changer Refuel structure, belongs to automobile technical field.It solves Refuel structure in the prior art and assembles trouble with gearbox case, causes the problem that production cost is high.This speed changer Refuel structure includes level height pipe and screw plug, level height pipe has the circular channel for lubricating oil circulation, level height pipe lower end is provided with first step, the lateral wall of first step is provided with the first external screw thread for making level height pipe and case of transmission be spirally connected, the inwall of circular channel lower end is provided with internal thread, and the lateral wall of the upper end of screw plug is provided with the second external screw thread with screw-internal thread fit.This speed changer Refuel structure is easy to use, and assembly or disassembly process is simple.
Description
Technical field
The utility model belongs to automobile technical field, is related to a kind of speed changer Refuel structure.
Background technology
Current speed changer Refuel structure generally includes level height pipe, case of transmission, steel screw plug and aluminum pad
Composition.In one threaded stepped hole of differential mechanism region envisaged underneath of case of transmission, level height pipe is joined by screw thread
Connect and be fixed in transmission case body, outer end steel screw plug adds the mode of aluminum pad to realize sealing.Such as a kind of control of Chinese patent
The device of automotive transmission oil level processed【200820120424.1】Disclose following scheme：The device includes level height pipe and puts
In the purge cock of its underpart, the level height pipe inner hollow, and it is concentric with the center of purge cock.Level height Guan Shangyou
Step, is provided with height pipe screw thread on the lateral surface of center section, is threadedly attached on housing, and purge cock outside is provided with
Plug screw screw thread, purge cock is threadedly secured on housing by plug screw.
The structure has the following disadvantages：The level height pipe and purge cock of said structure minute be separate and respectively with change
Fast device cage connection, therefore by being limited in structure, it is necessary to assembling is completed on assembly line, assembly line beat, assembling effect is influenceed
Rate is low；Axial dimension is big, and housing boss is high, takes up room, it has not been convenient to arrange.
The content of the invention
The purpose of this utility model is directed to existing technology and there is above mentioned problem, proposes a kind of speed changer Refuel structure,
Refuel structure technical problem to be solved is：How the efficiency of assembling of Refuel structure is improved.
The utility model is realized by following technical proposal：A kind of speed changer Refuel structure, including level height pipe and
Screw plug, the level height pipe has the circular channel for lubricating oil circulation, it is characterised in that the level height pipe lower end sets
The lateral wall for having first step, the first step is provided with outside for making level height pipe and case of transmission be spirally connected first
Screw thread, the inwall of the circular channel lower end is provided with internal thread, and the lateral wall of the upper end of the screw plug is provided with interior with described
The second external screw thread that screw thread coordinates.
Level height pipe of the present utility model sets internal thread by its inner circular passage lower end, and in screw plug
Upper end sets the second external screw thread, screw plug is directly installed in level height pipe, which reduces and is opened up on case of transmission
Internal thread for installing screw plug；During actual production, screw plug and level height pipe first can be assembled to form a modular structure,
When Refuel structure is assembled, as long as directly level height pipe is screwed on case of transmission, assembling process only needs to one
Step can facilitate the assembling of level height pipe and case of transmission in place, efficiency of assembling be improve, additionally, in transmission case
Only need to design a simple inner bolt hole on body, facilitate case of transmission to process, and reduce processing cost.
In a kind of above-mentioned speed changer Refuel structure, first step lower end center offers hexagonal spiral shell in first
Hole, the bottom of hexagonal screw offers circular trough in described first, and the screw plug is arranged in circular trough, the circular trough bottom
Connected with the circular channel, hexagonal screw is connected with the circular trough in described first, the circular channel, circular trough and
Hexagonal screw is concentric in one.Hexagonal screw in first is opened up by the lower end of first step, can be with by inner hexagon spanner
Easily level height pipe is installed on case of transmission, installation time is reduced；Additionally, circular channel, circular trough and
Hexagonal screw is concentric in one, facilitates screw plug to be installed in level height pipe, convenient for assembly.
In a kind of above-mentioned speed changer Refuel structure, the lower end of the screw plug is provided with circumferentially disposed in circular around its
Second step, the internal diameter of the external diameter less than or equal to circular trough of the second step, the external diameter of the second step is more than circle
The internal diameter of passage.By setting second step, it is prevented from screw plug transition and screws in circular channel.
In a kind of above-mentioned speed changer Refuel structure, the lower surface of the second step offers hexagonal spiral shell in second
Hole.Hexagonal screw in second is opened up by the lower end of second step, easily screw plug can be installed by inner hexagon spanner
Onto level height pipe, installation time is reduced.
In a kind of above-mentioned speed changer Refuel structure, set between the upper surface of the second step and the bottom of circular trough
There is the first rubber washer.By setting the first rubber washer, sealing function can be played.
In a kind of above-mentioned speed changer Refuel structure, positioned at the top of first step upper surface on the level height pipe
Place offers annular groove, and magnet is arranged with the annular groove.Magnet can adsorb iron filings, cleaning lubricating oil, help speed changer
Keep optimal running status.
In a kind of above-mentioned speed changer Refuel structure, the bottom of the first step is provided with convex annular edge, the ring
The upper surface of shape convex edge is used to be leant with case of transmission.By setting convex edge, level height tube transitions screw-in is prevented from
Case of transmission.
In a kind of above-mentioned speed changer Refuel structure, the upper surface on the convex annular edge and the lateral surface of first step 4
Junction be provided with the second rubber washer.Made by the second rubber washer of setting close between level height pipe and case of transmission
Envelope property is more preferable.
In a kind of above-mentioned speed changer Refuel structure, the level height pipe and screw plug can use strong nylon, rubber
Or metal is made.The weight of Refuel structure can be mitigated using strong nylon or rubber, light-weight design is realized, can using metal
Improve the intensity of Refuel structure.
Compared with prior art, a kind of this speed changer Refuel structure has advantages below：
1 is affixed directly on housing by thread connection, it is possible to achieve assembly is purchased, required installation time on assembly line
It is just less, efficiency of assembling can be improved.
2 are designed into inside level height pipe by by screw plug, and axial dimension is smaller, and case of transmission boss is low, facilitates cloth
Put and saved weight and cost.Screw plug is with level height pipe by thread connection, end face rubber seal.
3 speed changer novel oiling structures of the present invention are fixed on housing by thread connection, housing and level height
Sealing is realized with the second rubber ring between pipe, one screw thread of simple certain depth of design is only needed on case of transmission and is led to
Hole, simple structure, convenient processing, housing processing cost is low.
4 magnet can adsorb iron filings, cleaning lubricating oil, help speed changer to keep optimal running status.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model speed changer Refuel structure.
Fig. 2 is the structural representation of level height pipe.
Fig. 3 is the structural representation of screw plug.
In figure, 1, level height pipe；2nd, screw plug；3rd, circular channel；4th, first step；5th, the first external screw thread；6th, internal thread；
7th, the second external screw thread；8th, hexagonal screw in first；9th, circular trough；10th, second step；11st, hexagonal screw in second；12 first rubbers
Rubber gasket；13 annular grooves；14 magnet；15 convex annular edges；16 second rubber washers.
Specific embodiment
The following is specific embodiment of the utility model, and further is made to the technical solution of the utility model with reference to accompanying drawing
Description, but the utility model is not limited to these embodiments.
As depicted in figs. 1 and 2, this speed changer Refuel structure includes level height pipe 1 and screw plug 2, and level height pipe 1 has
For the circular channel 3 of lubricating oil circulation, the lower end of level height pipe 1 is provided with first step 4, and the lateral wall of first step 4 is provided with
For the first external screw thread 5 for making level height pipe 1 and case of transmission be spirally connected, the inwall of the lower end of circular channel 3 is provided with interior spiral shell
Line 6, the lateral wall of the upper end of screw plug 2 is provided with the second external screw thread 7 coordinated with internal thread 6.
Specifically, the lower end center of first step 4 offers hexagonal screw 8 in first, the bottom of hexagonal screw 8 in first
Circular trough 9 is offered, screw plug 2 is arranged in circular trough 9, and the bottom of circular trough 9 connects with circular channel 3, hexagonal screw 8 in first
Connected with circular trough 9, hexagonal screw 8 is concentric in circular channel 3, circular trough 9 and first.The bottom of first step 4 is provided with
Along 15, convex annular is used to be leant with case of transmission convex annular along 15 upper surface.Convex annular along 15 upper surface and first
The junction of the lateral surface of step 4 is provided with the second rubber washer 16, is screwed to the torque of regulation during assembling using inner hexagon spanner,
The second rubber washer 16 between level height pipe 1 and case of transmission is compressed, so as to realize level height pipe 1 and speed changer
The sealing of housing prevents the oil seepage in speed changer.
Offered at the top of the upper surface of first step 4 on level height pipe 1 and be arranged in annular groove 13, annular groove 13
There is magnet 14.In order to magnet 14 is by Shooting Technique, directly it is embedded on the annular groove 13 of level height pipe 1, magnet 14 can be with
Absorption iron filings, cleaning lubricating oil, help speed changer to keep optimal running status, it is often more important that the magnet 14 lubricates in replacing
When oily, cleaning easily can be taken out with level height pipe 1, recover the adsorption capacity of magnet 14.
As shown in figure 3, the lower end of screw plug 2 is provided with circumferentially disposed in circular second step 10, second step 10 around its
Internal diameter of the external diameter less than or equal to circular trough 9, the external diameter of second step 10 more than passage internal diameter, the energy of such second step 10
Enough prevent the transition of screw plug 2 from screwing in circular channel 3, facilitate it to take out.Between the upper surface of second step 10 and the bottom of circular trough 9
Rubber washer is provided with, the lower surface of second step 10 offers hexagonal screw 11 in second, can so use inner hexagon spanner
Easily screw plug 2 is screwed out from circular channel 3, facilitates repair demolition.
Use principle of the present utility model is as follows：
Drain the oil function：After level height pipe 1 being pulled down using inner hexagon spanner, it is possible to the screwed hole from case of transmission
Lubricating oil is put totally.
Oiling function：The first rubber ring 12, screw plug 2 are pulled down from level height pipe 1 using inner hexagon spanner, then will
Level height pipe 1 is reinstalled on case of transmission, and level height pipe 1 and gasoline pump are coupled with flexible pipe, realizes filling lubricating oil.Refuel
After the completion of, during the first rubber ring 12 and screw plug 2 directly reinstalled into level height pipe 1, tightened with inner hexagon spanner.
Control fuel head function：In refueling process, constantly to filling lubricating oil in speed changer, when fuel head just
More than level height pipe 1 height when, unnecessary lubricating oil will flow out from the circular channel 3 of level height pipe 1, point out behaviour
Author's pasta has reached setting, refuels and completes.
Cleaning lubricating oil function：During transmission duty, the abrasion of each rubbing surface can produce iron filings, enter into lubricating oil
In, the scrap iron content in oil product can increase over time, and then influence the quality of lubricating oil.Magnet 14 can be adsorbed
Iron filings, cleaning lubricating oil, enable speed changer to maintain optimal running status.When maintaining after sale or repairing more oil change, magnetic
Iron 14 can be removed with level height pipe 1, can easily clean out iron filings of the absorption on magnet 14, recover it
Adsorption capacity.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement or using similar to described specific embodiment
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Claims (9)
1. a kind of speed changer Refuel structure, including level height pipe (1) and screw plug (2), the level height pipe (1) is with for moistening
The circular channel (3) of lubricating oil circulation, it is characterised in that level height pipe (1) lower end is provided with first step (4), described the
The lateral wall of one step (4) is provided with the first external screw thread (5) for making level height pipe (1) and case of transmission be spirally connected, institute
The inwall for stating circular channel (3) lower end is provided with internal thread (6), the lateral wall of the upper end of the screw plug (2) be provided with it is described
The second external screw thread (7) that internal thread (6) coordinates.
2. a kind of speed changer Refuel structure according to claim 1, it is characterised in that in first step (4) lower end
The heart offers hexagonal screw (8) in first, and the bottom of hexagonal screw (8) offers circular trough (9), the screw plug in described first
(2) in circular trough (9), circular trough (9) bottom connects with the circular channel (3), hexagonal spiral shell in described first
Hole (8) connects with the circular trough (9), and hexagonal screw (8) is concentric in the circular channel (3), circular trough (9) and first.
3. a kind of speed changer Refuel structure according to claim 2, it is characterised in that the lower end of the screw plug (2) is provided with
Circumferentially disposed in circular second step (10) around its, the external diameter of the second step (10) is less than or equal to circular trough (9)
Internal diameter, the internal diameter of the external diameter of the second step (10) more than circular channel (3).
4. a kind of speed changer Refuel structure according to claim 3, it is characterised in that the lower end of the second step (10)
Face offers hexagonal screw (11) in second.
5. a kind of speed changer Refuel structure according to claim 3 or 4, it is characterised in that the second step (10)
The first rubber washer (12) is provided between the bottom of upper surface and circular trough (9).
6. a kind of speed changer Refuel structure according to claim 1 or 2 or 3, it is characterised in that the level height pipe
(1) offered in annular groove (13), the annular groove (13) at the top of first step (4) upper surface on and be arranged with magnet
(14)。
7. a kind of speed changer Refuel structure according to claim 1 or 2 or 3, it is characterised in that the first step (4)
Bottom be provided with convex annular along (15), the convex annular is used to be leant with case of transmission along the upper surface of (15).
8. a kind of speed changer Refuel structure according to claim 7, it is characterised in that the convex annular along (15) upper end
Face is provided with the second rubber washer (16) with the junction of the lateral surface of first step (4).
9. a kind of speed changer Refuel structure according to claim 1 or 2 or 3, it is characterised in that the level height pipe
(1) can be made of strong nylon, rubber or metal with screw plug (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621344533.2U CN206309920U (en) | 2016-12-08 | 2016-12-08 | A kind of speed changer Refuel structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621344533.2U CN206309920U (en) | 2016-12-08 | 2016-12-08 | A kind of speed changer Refuel structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206309920U true CN206309920U (en) | 2017-07-07 |
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ID=59249978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621344533.2U Active CN206309920U (en) | 2016-12-08 | 2016-12-08 | A kind of speed changer Refuel structure |
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| Country | Link |
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| CN (1) | CN206309920U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108036047A (en) * | 2017-12-30 | 2018-05-15 | 盛瑞传动股份有限公司 | level adjusting device and automatic transmission |
| CN111120633A (en) * | 2020-01-06 | 2020-05-08 | 东风柳州汽车有限公司 | Automatic speed changer breather pipe |
-
2016
- 2016-12-08 CN CN201621344533.2U patent/CN206309920U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108036047A (en) * | 2017-12-30 | 2018-05-15 | 盛瑞传动股份有限公司 | level adjusting device and automatic transmission |
| CN111120633A (en) * | 2020-01-06 | 2020-05-08 | 东风柳州汽车有限公司 | Automatic speed changer breather pipe |
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