CN218236120U - Hydraulic pump with high leakproofness - Google Patents
Hydraulic pump with high leakproofness Download PDFInfo
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- CN218236120U CN218236120U CN202221440143.0U CN202221440143U CN218236120U CN 218236120 U CN218236120 U CN 218236120U CN 202221440143 U CN202221440143 U CN 202221440143U CN 218236120 U CN218236120 U CN 218236120U
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- seal circle
- connecting plate
- pump
- hydraulic pump
- sealing
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Abstract
The utility model discloses a hydraulic pump with high leakproofness, the hydraulic pump is including the pump body and the pump cover of splicing each other, the pump body with the junction of pump cover is equipped with the sealing member, the sealing member includes external seal circle and inner seal circle, be equipped with the connecting plate between external seal circle and the inner seal circle, the thickness of connecting plate is less than the thickness of external seal circle and inner seal circle, the connecting plate orientation the interior border of inner seal circle with be equipped with interconnect's first arch and first draw-in groove between the inner seal circle, the connecting plate orientation the external border of external seal circle with be equipped with interconnect's the protruding and second draw-in groove of second between the external seal circle, the hydraulic pump can reduce the possibility of oil leak, oil impregnate.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a hydraulic pump with high leakproofness belongs to hydraulic pump technical field.
[ background of the invention ]
With the stricter requirements on the steering hydraulic pump at present, the problems of oil leakage and oil leakage of the steering hydraulic pump are controlled particularly. At present, the combined gaskets on the market are all inner side rubber seals, and after the combined gaskets are assembled on a hydraulic pump, the outer sides of the combined gaskets are steel plates, so that rubber seals are avoided, and the risk of oil leakage exists.
[ Utility model ] content
The utility model aims to solve the technical problem that a hydraulic pump with high leakproofness is provided, the hydraulic pump can reduce the possibility of oil leak, oil impregnate.
Solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides a hydraulic pump with high leakproofness, the hydraulic pump is including the pump body and the pump cover of mutual concatenation, the pump body with the junction of pump cover is equipped with the sealing member, the sealing member includes external seal circle and inner seal circle, be equipped with the connecting plate between external seal circle and the inner seal circle, the thickness of connecting plate is less than the thickness of external seal circle and inner seal circle, the connecting plate orientation the interior border of inner seal circle with be equipped with interconnect's first arch and first draw-in groove between the inner seal circle, the connecting plate orientation the external border of external seal circle with be equipped with interconnect's the protruding and second draw-in groove of second between the external seal circle.
Adopt the beneficial effects of the utility model are that:
the utility model discloses in be equipped with the sealing member between the pump body and the pump cover, the sealing member includes external seal circle and inner seal circle, be equipped with the connecting plate between external seal circle and the inner seal circle, work as when pump body and pump cover are connected, the sealing member is in between the pump body and the pump cover, after fluid seepage from the inner seal circle, the external seal circle also can play the sealing action, prevents the seepage of fluid, external seal circle and inner seal circle have realized double-seal structure, double-seal structure can effectively avoid appearing fluid seepage image, has increased substantially the utility model discloses a sealing performance.
Preferably, the first protrusion is arranged on the inner edge of the connecting plate, and the first clamping groove is formed in one side, facing the connecting plate, of the inner sealing ring.
Preferably, the second protrusion is arranged on the inner edge of the connecting plate, and the second clamping groove is formed in one side, facing the connecting plate, of the outer sealing ring.
Preferably, a plurality of bolt holes are formed in the pump body, a plurality of bolts matched with the bolt holes are arranged on the pump cover, and the pump body is connected with the pump cover through the bolts and the bolt holes.
Preferably, the connecting plate is provided with a plurality of through holes for the bolts to pass through, the inner walls of the through holes are provided with third sealing rings, and the third sealing rings are fixedly connected with the inner walls of the through holes.
Preferably, the upper end and the lower end of the third sealing ring are provided with protrusions extending towards the connecting plate, a third clamping groove used for containing the inner wall of the through hole is formed between the protrusions at the upper end and the lower end of the third sealing ring, and the third clamping groove is fixedly connected with the connecting plate.
Other features and advantages of the present invention will be disclosed in more detail in the following detailed description and the accompanying drawings.
[ description of the drawings ]
The invention will be further explained with reference to the drawings:
FIG. 1 is an exploded view of an embodiment of the present invention;
fig. 2 is a schematic structural diagram of the sealing member after being installed in the embodiment of the present invention;
fig. 3 is a schematic structural diagram of the sealing member according to an embodiment of the present invention;
fig. 4 is a cross-sectional view of the sealing member according to an embodiment of the present invention.
Reference numerals: the pump comprises a pump body 1, a bolt hole 11, a pump cover 2, a bolt 21, a sealing element 3, an inner sealing ring 31, a first clamping groove 311, an outer sealing ring 32, a second clamping groove 321, a third sealing ring 33, a connecting plate 34, a first protrusion 341, a second protrusion 342 and a through hole 343.
[ detailed description ] embodiments
The technical solutions of the embodiments of the present invention are explained and explained below with reference to the drawings of the embodiments of the present invention, but the embodiments described below are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the embodiment, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" 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 to simplify the description, but do not indicate or imply that the device or element 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.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless explicitly defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Example 1:
as shown in fig. 1 to 4, this embodiment shows a hydraulic pump with high sealing performance, the hydraulic pump includes a pump body 1 and a pump cover 2 that are spliced together, the pump body 1 is provided with a plurality of bolt holes 11, the pump cover 2 is provided with a plurality of bolts 21 that are matched with the bolt holes 11, the pump body 1 and the pump cover 2 are connected through the bolts 21 and the bolt holes 11, a sealing member 3 is provided at a joint between the pump body 1 and the pump cover 2, the sealing member 3 includes an outer sealing ring 32 and an inner sealing ring 31, a connecting plate 34 is provided between the outer sealing ring 32 and the inner sealing ring 31, the thickness of the connecting plate 34 is smaller than the thickness of the outer sealing ring 32 and the thickness of the inner sealing ring 31, the connecting plate 34 is provided with a plurality of through holes 343 through which the bolts 21 pass, a third sealing ring 33 is provided at an inner wall of the through hole 343, the third sealing ring 33 is fixedly connected to the inner wall of the through hole 343, in this embodiment, the connecting plate 34 is provided with 4 through holes 343, a first protrusion 341 and a first groove 341 and a second protrusion are provided between the outer sealing ring 32 and the inner sealing ring 31 that are provided in the inner sealing ring 31, and the connecting plate 34 are provided with a second protrusion 321.
In this embodiment, the first protrusion 341 is disposed on the inner edge of the connecting plate 34, the first engaging groove 311 is disposed on the inner sealing ring 31 facing one side of the connecting plate 34, the second protrusion 342 is disposed on the inner edge of the connecting plate 34, the second engaging groove 321 is disposed on the outer sealing ring 32 facing one side of the connecting plate 34, wherein the first protrusion 341 and the second protrusion 342 are disposed on the middle portion of the connecting plate 34, the inner sealing ring 31 and the outer sealing ring 32 facing one side of the connecting plate 34 are provided with two protruding strips extending outward, the inner sealing ring 31 has two protruding strips forming the first engaging groove 311 therebetween, the first protrusion 341 of the connecting plate 34 is inserted into the first engaging groove 311, the two protruding strips forming the second engaging groove 321 therebetween of the outer sealing ring 32, the second protrusion 342 of the connecting plate 34 is inserted into the second engaging groove 321, the upper and lower ends of the third sealing ring 33 are provided with protruding strips extending toward the connecting plate 34, a third engaging groove for accommodating the inner wall of the through hole 343 is formed between the protruding strips at the upper and lower ends of the third sealing ring 33, and the third engaging groove is fixedly connected to the connecting plate 34.
It is understood that in other embodiments, the first protrusion 341 may be disposed on a side of the inner sealing ring 31 facing the connection plate 34, the first locking groove 311 is disposed on an inner edge of the connection plate 34, the second protrusion 342 may be disposed on a side of the outer sealing ring 32 facing the connection plate 34, and the second locking groove 321 is disposed on an outer edge of the connection plate 34.
In this embodiment be equipped with sealing member 3 between the pump body 1 and the pump cover 2, sealing member 3 includes external seal circle 32 and interior sealing washer 31, be equipped with connecting plate 34 between external seal circle 32 and the interior sealing washer 31, work as when pump body 1 and pump cover 2 are connected, sealing member 3 is in between the pump body 1 and the pump cover 2, after fluid seepage from interior sealing washer 31, external seal circle 32 also can play the sealing effect, prevents the seepage of fluid, external seal circle 32 and interior sealing washer 31 have realized double-seal structure, double-seal structure can effectively avoid appearing fluid seepage image, has increased substantially the sealing performance of this embodiment.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and those skilled in the art should understand that the present invention includes but is not limited to the contents described in the drawings and the above specific embodiments. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.
Claims (6)
1. A hydraulic pump with high sealing performance is characterized in that: the hydraulic pump is including the pump body and the pump cover of splicing each other, the pump body with the junction of pump cover is equipped with the sealing member, the sealing member includes external seal circle and inner seal circle, be equipped with the connecting plate between external seal circle and the inner seal circle, the thickness of connecting plate is less than the thickness of external seal circle and inner seal circle, the connecting plate orientation the interior border of inner seal circle with be equipped with interconnect's first arch and first draw-in groove between the inner seal circle, the connecting plate orientation the external border of external seal circle with be equipped with interconnect's second arch and second draw-in groove between the external seal circle.
2. The hydraulic pump with high sealability of claim 1, wherein: first protruding setting is in the interior border of connecting plate, first draw-in groove sets up interior sealing washer orientation one side of connecting plate.
3. The hydraulic pump with high sealability of claim 1, wherein: the protruding setting of second is in the interior border of connecting plate, the setting of second draw-in groove is in the outer sealing ring orientation one side of connecting plate.
4. The hydraulic pump with high sealability of claim 1, wherein: the pump body is provided with a plurality of bolt holes, the pump cover is provided with a plurality of bolts matched with the bolt holes, and the pump body is connected with the pump cover through the bolts and the bolt holes.
5. The hydraulic pump with high sealing performance as claimed in claim 4, wherein: the connecting plate is provided with a plurality of through holes for the bolts to pass through, the inner walls of the through holes are provided with third sealing rings, and the third sealing rings are fixedly connected with the inner walls of the through holes.
6. The hydraulic pump with high sealability of claim 5, wherein: the upper end and the lower end of the third sealing ring are provided with orientation connecting plate extending lugs, a third clamping groove used for containing the inner wall of the through hole is formed between the lugs at the upper end and the lower end of the third sealing ring, and the third clamping groove is fixedly connected with the connecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221440143.0U CN218236120U (en) | 2022-06-08 | 2022-06-08 | Hydraulic pump with high leakproofness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221440143.0U CN218236120U (en) | 2022-06-08 | 2022-06-08 | Hydraulic pump with high leakproofness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218236120U true CN218236120U (en) | 2023-01-06 |
Family
ID=84671367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221440143.0U Active CN218236120U (en) | 2022-06-08 | 2022-06-08 | Hydraulic pump with high leakproofness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218236120U (en) |
-
2022
- 2022-06-08 CN CN202221440143.0U patent/CN218236120U/en active Active
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