CN210265066U - Oil inlet hole structure of vacuum pump convenient to production and processing - Google Patents
Oil inlet hole structure of vacuum pump convenient to production and processing Download PDFInfo
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- CN210265066U CN210265066U CN201921202122.3U CN201921202122U CN210265066U CN 210265066 U CN210265066 U CN 210265066U CN 201921202122 U CN201921202122 U CN 201921202122U CN 210265066 U CN210265066 U CN 210265066U
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- vacuum pump
- mounting hole
- groove
- oil inlet
- annular sealing
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Abstract
The utility model relates to the technical field of vacuum pumps, and discloses an oil inlet hole structure of a vacuum pump convenient for production and processing, which comprises a vacuum pump main body, wherein a mounting hole is arranged on the vacuum pump main body, the mounting hole runs through the internal arrangement of the vacuum pump main body, the cross section of the mounting hole is arranged in a T shape, a fixing pin matched with the mounting hole is connected in the mounting hole through an installation mechanism, an oil inlet hole is arranged on the fixing pin, and a sealing device is arranged between the fixing pin and the mounting hole; the installation mechanism comprises a threaded sleeve, threads and a preformed hole, the threads are arranged on the position, corresponding to the installation hole, of the vacuum pump body, the threaded sleeve is matched with the threads, the bottom in the threaded sleeve is abutted to the upper end of the fixing pin, and the preformed hole is arranged on the position, corresponding to the fixing pin, of the threaded sleeve and penetrates through the threaded sleeve. The utility model discloses make can not influence the lubricated effect of other parts of car, and sealed effect is better.
Description
Technical Field
The utility model relates to a vacuum pump technical field especially relates to an inlet port structure of vacuum pump convenient to production and processing.
Background
A vacuum pump is a device used to provide a vacuum source for an automotive brake booster.
However, the diameter of the oil inlet hole on the vacuum pump for providing lubricating oil for the oil cavity in the pump body is large, so that more lubricating oil enters the oil cavity in the pump body, the proportion of the lubricating oil occupying the automobile lubricating oil system is large, the lubricating effect of other parts of an automobile is easily affected, and if the oil filling hole with the small diameter is formed in the pump body, the processing is complex, and the processing cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving among the prior art the problem that the aperture of the pump body inlet port of vacuum pump is great, influences the lubricated effect of other parts of car, and the inlet port structure of the vacuum pump convenient to production and processing who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an oil inlet hole structure of a vacuum pump convenient to produce and process comprises a vacuum pump main body, wherein a mounting hole is formed in the vacuum pump main body and penetrates through the vacuum pump main body, the cross section of the mounting hole is arranged in a T shape, a fixing pin matched with the mounting hole is connected in the mounting hole through an installation mechanism, an oil inlet hole is formed in the fixing pin, and a sealing device is arranged between the fixing pin and the mounting hole;
the installation mechanism includes thread bush, screw thread and preformed hole, the screw thread is seted up in the position that corresponds the mounting hole in the vacuum pump main part, the thread bush cooperatees with the screw thread, bottom in the thread bush offsets with the upper end of fixed pin, the preformed hole is seted up on the position that the thread bush corresponds the fixed pin, and runs through the thread bush setting.
Preferably, sealing device includes ring seal groove, a plurality of spring and ring seal piece, the step department at the fixed pin is seted up to the ring seal groove, and is a plurality of the spring is fixed connection at the tank bottom of ring seal groove with annular array, ring seal piece and ring seal groove sliding connection, the lower extreme fixed connection of spring is in the upper end of ring seal piece, the lower extreme of ring seal piece passes the notch of ring seal groove and outwards extends, and offsets with the step department of mounting hole.
Preferably, the annular sealing block has seted up the slide bar groove corresponding to the position of spring, slide bar inslot sliding connection has the slide bar, the one end that the slide bar kept away from slide bar groove tank bottom passes the notch and the spring in slide bar groove in proper order and fixed connection is on the corresponding position of annular seal groove tank bottom.
Preferably, the constant head tank has been seted up to the opening part symmetry of mounting hole, the upside cell wall of constant head tank is the opening setting, sliding connection has the locating piece in the constant head tank, the one end fixed connection that the locating piece is close to the fixed pin is on the corresponding position of fixed pin.
Preferably, the outer surface of the threaded sleeve is provided with anti-skid threads.
Preferably, the vacuum pump main body is externally coated with an anticorrosive coating.
Compared with the prior art, the utility model provides an inlet port structure of vacuum pump convenient to production and processing possesses following beneficial effect:
1. this inlet port structure of vacuum pump convenient to production and processing through setting up vacuum pump main part, mounting hole, installation mechanism, inlet port, fixed pin and sealing device for can not influence the lubricated effect of other parts of car, and be convenient for install.
2. This inlet port structure of vacuum pump convenient to production and processing through setting up sealing device, annular seal groove, spring and the sealed piece of annular, lets the sealed effect between fixed pin and the mounting hole splendid.
The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses make can not influence the lubricated effect of other parts of car, and sealed effect is better.
Drawings
FIG. 1 is a schematic front view of an oil inlet structure of a vacuum pump convenient for production and processing provided by the present invention;
FIG. 2 is a schematic side view of an installation mechanism in an oil inlet of a vacuum pump convenient for production and processing according to the present invention;
fig. 3 is an enlarged view of a portion a in fig. 2.
In the figure: the vacuum pump comprises a vacuum pump body 1, a mounting hole 2, a mounting mechanism 3, a threaded sleeve 31, a reserved hole 32, a fixing pin 4, a sealing device 5, an annular sealing groove 51, a spring 52, an annular sealing block 53, a sliding rod groove 6, a sliding rod 7, a positioning groove 8, a positioning block 9, an anti-skid thread 10 and an oil inlet hole 11.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-3, an oil inlet hole structure of a vacuum pump convenient for production and processing comprises a vacuum pump main body 1, wherein a mounting hole 2 is formed in the vacuum pump main body 1, the mounting hole 2 penetrates through the vacuum pump main body 1 and is arranged in the vacuum pump main body 1, the section of the mounting hole 2 is arranged in a T shape, a fixing pin 4 matched with the mounting hole 2 is connected in the mounting hole 2 through a mounting mechanism 3, an oil inlet hole 11 is formed in the fixing pin 4, and a sealing device 5 is arranged between the fixing pin 4 and the mounting hole 2;
The annular sealing block 53 is provided with a slide bar groove 6 corresponding to the position of the spring 52, a slide bar 7 is slidably connected in the slide bar groove 6, and one end of the slide bar 7, which is far away from the bottom of the slide bar groove 6, sequentially penetrates through the notch of the slide bar groove 6 and the spring 52 and is fixedly connected to the corresponding position of the bottom of the annular sealing groove 51, so that the annular sealing block 53 is more stable in movement in the annular sealing groove 51.
The outer surface of the threaded sleeve 31 is provided with anti-skid threads 10, so that the anti-skid function is achieved.
The vacuum pump main body 1 is coated with an anticorrosive coating, which plays a role of corrosion resistance.
The utility model discloses in, in installing fixed pin 4 into mounting hole 2 through installation mechanism 3, the great processing of being convenient for in aperture of mounting hole 2, and inlet port 11 is seted up on fixed pin 4, and the aperture of inlet port 11 is less, and then make can not influence the lubricated effect of other parts of car, when the installation, install fixed pin 4 in mounting hole 2, then revolve threaded sleeve 31 on vacuum pump main part 1 again, fix fixed pin 4 in vacuum pump main part 1, spring 52 is in the state of compression, spring 52 has played the effect that compresses tightly to annular seal piece 53, make annular seal piece 53 firmly support on mounting hole 2, let the sealed effect between fixed pin 4 and the mounting hole 2 splendid.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The oil inlet hole structure of the vacuum pump convenient to produce and process comprises a vacuum pump main body (1) and is characterized in that a mounting hole (2) is formed in the vacuum pump main body (1), the mounting hole (2) penetrates into the vacuum pump main body (1) to be arranged, the cross section of the mounting hole (2) is arranged in a T shape, a fixing pin (4) matched with the mounting hole (2) is connected into the mounting hole (2) through a mounting mechanism (3), an oil inlet hole (11) is formed in the fixing pin (4), and a sealing device (5) is arranged between the fixing pin (4) and the mounting hole (2);
installation mechanism (3) are including thread bush (31), screw thread and preformed hole (32), the screw thread is seted up on vacuum pump main part (1) on the position that corresponds mounting hole (2), thread bush (31) cooperate with the screw thread, bottom in thread bush (31) offsets with the upper end of fixed pin (4), set up on the position that thread bush (31) corresponds fixed pin (4) in preformed hole (32), and run through thread bush (31) and set up.
2. The oil inlet hole structure of the vacuum pump convenient for production and processing is characterized in that the sealing device (5) comprises an annular sealing groove (51), a plurality of springs (52) and an annular sealing block (53), the annular sealing groove (51) is formed at the step of the fixing pin (4), the plurality of springs (52) are fixedly connected to the bottom of the annular sealing groove (51) in an annular array manner, the annular sealing block (53) is slidably connected with the annular sealing groove (51), the lower ends of the springs (52) are fixedly connected to the upper end of the annular sealing block (53), and the lower end of the annular sealing block (53) penetrates through the notch of the annular sealing groove (51) and extends outwards and is abutted against the step of the mounting hole (2).
3. The oil inlet hole structure of the vacuum pump convenient to produce and process as claimed in claim 2, wherein the annular sealing block (53) is provided with a sliding rod groove (6) corresponding to the position of the spring (52), the sliding rod (7) is slidably connected in the sliding rod groove (6), and one end of the sliding rod (7) far away from the bottom of the sliding rod groove (6) sequentially passes through the notch of the sliding rod groove (6) and the spring (52) and is fixedly connected to the corresponding position of the bottom of the annular sealing groove (51).
4. The oil inlet hole structure of the vacuum pump convenient for production and processing as claimed in claim 1, wherein the opening of the mounting hole (2) is symmetrically provided with a positioning groove (8), the upper groove wall of the positioning groove (8) is provided with an opening, a positioning block (9) is slidably connected in the positioning groove (8), and one end of the positioning block (9) close to the fixing pin (4) is fixedly connected to the corresponding position of the fixing pin (4).
5. The oil inlet hole structure of the vacuum pump convenient to produce and process as claimed in claim 1, wherein the outer surface of the threaded sleeve (31) is provided with anti-skid threads (10).
6. The oil inlet hole structure of the vacuum pump convenient for production and processing as claimed in claim 1, wherein the vacuum pump main body (1) is coated with an anticorrosive coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921202122.3U CN210265066U (en) | 2019-07-29 | 2019-07-29 | Oil inlet hole structure of vacuum pump convenient to production and processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921202122.3U CN210265066U (en) | 2019-07-29 | 2019-07-29 | Oil inlet hole structure of vacuum pump convenient to production and processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210265066U true CN210265066U (en) | 2020-04-07 |
Family
ID=70014866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921202122.3U Active CN210265066U (en) | 2019-07-29 | 2019-07-29 | Oil inlet hole structure of vacuum pump convenient to production and processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210265066U (en) |
-
2019
- 2019-07-29 CN CN201921202122.3U patent/CN210265066U/en active Active
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