CN217354746U - High leakproofness liquid ring vacuum pump - Google Patents
High leakproofness liquid ring vacuum pump Download PDFInfo
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- CN217354746U CN217354746U CN202221132614.1U CN202221132614U CN217354746U CN 217354746 U CN217354746 U CN 217354746U CN 202221132614 U CN202221132614 U CN 202221132614U CN 217354746 U CN217354746 U CN 217354746U
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- vacuum pump
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- impeller box
- pump body
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Abstract
The utility model discloses a high-tightness liquid ring vacuum pump, which comprises a vacuum pump body, one end of which is fixedly provided with an impeller box, one side of the impeller box, which is far away from the vacuum pump body, is detachably provided with a connecting seat, one side of the connecting seat, which is far away from the impeller box, is symmetrically and fixedly provided with a gas transmission assembly, the gas transmission assembly comprises a gas transmission pipe, the top of which is fixedly provided with a connecting flange, the upper end surface of the connecting flange is provided with a sealing ring groove in the middle, a snap ring with a round section is detachably and clamped in the sealing ring, the top of the snap ring is fixedly connected with a connecting ring, the top of the connecting ring is fixedly connected with a rubber sealing ring arranged on the surface of the connecting flange, the outer edge surface of the snap ring is sleeved with a friction increasing sleeve which is butted in the sealing ring groove, the connecting hole is arranged in an annular array in the connecting flange, and the high-tightness liquid ring vacuum pump is provided with connecting holes, it is rational in infrastructure, be convenient for dismantle the change to rubber seal strip, the practicality is strong.
Description
Technical Field
The utility model belongs to the technical field of the vacuum pump, concretely relates to high leakproofness liquid ring vacuum pump.
Background
The high-tightness liquid ring vacuum pump is a rough pump using liquid as a working medium, wherein the water ring vacuum pump using water as the working medium, and other materials can also use oil, sulfuric acid, acetic acid and the like as the working medium.
The leakproofness of connecting tube when using of present liquid ring vacuum pump is relatively poor, and for promoting connection leakproofness, set up rubber seal strip in the junction of pipeline usually, rubber seal strip that can have now generally for the bonding is fixed when the installation, and its fixity is though better, can be inconvenient after rubber is ageing dismantles the change, leads to the leakproofness to reduce.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high leakproofness liquid ring vacuum pump to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme does:
a high-sealing liquid ring vacuum pump comprises a vacuum pump body, wherein one end of the vacuum pump body is fixedly provided with an impeller box;
the side, away from the vacuum pump body, of the impeller box is detachably provided with a connecting seat, one side, away from the impeller box, of the connecting seat is symmetrically and fixedly provided with a gas transmission assembly, the gas transmission assembly comprises a gas transmission pipe, the top of the gas transmission pipe is fixedly provided with a connecting flange, and the upper end face of the connecting flange is centrally provided with a sealing ring groove;
can dismantle the joint in the seal ring and install the snap ring that the cross-section is the disc, the top fixedly connected with go-between of snap ring, the top fixedly connected with of go-between sets up in the rubber seal ring on flange surface, the cover is equipped with the increase of butt in sealed annular on the outer fringe face of snap ring and rubs the cover.
Furthermore, the connecting flange is internally provided with connecting holes in an annular array, and one end of the gas pipe, which is far away from the connecting flange, is fixedly connected to the connecting seat.
Furthermore, the outer edge surface of the connecting seat is symmetrically provided with a second connecting lug, one end of the outer edge surface of the impeller box, facing the connecting seat, is symmetrically provided with a first connecting lug one side of which abuts against the second connecting lug, and one side of the second connecting lug, far away from the first connecting lug, is provided with a connecting bolt which can be screwed into the first connecting lug in the middle.
Furthermore, the vacuum pump body is connected with an impeller which is rotatably arranged in the impeller box through a motor shaft, and a base is fixedly arranged at the bottom of the outer edge surface of the vacuum pump body.
Further, the equal fixed mounting in both sides bottom of base has the fixed plate, the up end equidistance of fixed plate is provided with the fixing bolt that one end can screw into in the fixed plate.
Compared with the prior art, the utility model discloses following beneficial effect has: benefit from the gas-supply pipe, flange, the rubber seal ring, the go-between, the snap ring and increase the setting of cover that rubs, joint installation through snap ring and sealed annular, can realize the fixed connection of rubber seal ring and flange, and realize spacing to the rubber seal ring through the joint of snap ring, when needs are changed the rubber seal ring, can pull the rubber seal ring, but drive the go-between take out in the snap ring self sealss annular, the realization is to the quick replacement of rubber seal ring, be favorable to maintaining the leakproofness of this vacuum pump, and increase the cover that rubs through the outside setting at the snap ring, can promote the leakproofness between snap ring and sealed annular.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the gas delivery assembly of the present invention;
fig. 3 is a cross-sectional view of the gas delivery assembly of the present invention;
fig. 4 is an enlarged schematic view of the structure at a in fig. 3 according to the present invention.
In the figure: 1. a vacuum pump body; 2. a base; 3. a fixing plate; 4. fixing the bolt; 5. an impeller case; 6. a first connecting lug; 7. a connecting seat; 8. a second connecting lug; 9. a connecting bolt; 10. a gas delivery assembly; 1001. a gas delivery pipe; 1002. a connecting flange; 1003. connecting holes; 1004. a rubber seal ring; 1005. a connecting ring; 1006. a snap ring; 1007. increasing the friction sleeve.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
As shown in fig. 1-4, a high-sealing liquid ring vacuum pump comprises a vacuum pump body 1 with an impeller box 5 fixedly arranged at one end;
a connecting seat 7 is detachably mounted on one side, away from the vacuum pump body 1, of the impeller box 5, a gas transmission assembly 10 is symmetrically and fixedly mounted on one side, away from the impeller box 5, of the connecting seat 7, the gas transmission assembly 10 comprises a gas transmission pipe 1001 with a connecting flange 1002 fixedly mounted at the top, and a sealing ring groove is formed in the middle of the upper end face of the connecting flange 1002;
the clamping ring 1006 with a circular section is detachably clamped and installed in the sealing ring, the top of the clamping ring 1006 is fixedly connected with a connecting ring 1005, the top of the connecting ring 1005 is fixedly connected with a rubber sealing ring 1004 arranged on the surface of the connecting flange 1002, the outer edge surface of the clamping ring 1006 is sleeved with a friction increasing sleeve 1007 abutted to the sealing ring groove, benefiting from the arrangement of the gas pipe 1001, the connecting flange 1002, the rubber sealing ring 1004, the connecting ring 1005, the clamping ring 1006 and the friction increasing sleeve 1007, the fixed connection between the rubber sealing ring 1004 and the connecting flange 1002 can be realized through the clamping installation of the clamping ring 1006 and the sealing ring groove, the limit on the rubber sealing ring 1004 is realized through the clamping of the clamping ring 1006, when the rubber sealing ring 1004 needs to be replaced, the rubber sealing ring 1004 can be pulled, so that the connecting ring can be driven to be pulled out from the clamping ring 1006 in the sealing ring groove, the quick replacement of the rubber sealing ring 1004 is realized, and the sealing performance of the vacuum pump is favorably maintained, and the friction increasing sleeve 1007 is arranged on the outer side of the snap ring 1006, so that the sealing property between the snap ring 1006 and the sealing ring groove can be improved.
Wherein, the connecting flange 1002 is internally provided with connecting holes 1003 in an annular array, and one end of the gas pipe 1001 far away from the connecting flange 1002 is fixedly connected with the connecting seat 7.
Wherein, the outer fringe face of connecting seat 7 is gone up the symmetrical structure and is had engaging lug two 8, and the one end symmetrical structure that the outer fringe face of impeller box 5 faced connecting seat 7 has one side butt in engaging lug 6 of engaging lug two 8, and one side that engaging lug two 8 kept away from engaging lug 6 is provided with connecting bolt 9 that can screw in engaging lug 6 between two parties.
Wherein, the vacuum pump body 1 is connected with an impeller which can be rotatably arranged in the impeller box 5 through a motor shaft, and the bottom of the outer edge surface of the vacuum pump body 1 is fixedly provided with a base 2.
Wherein, the equal fixed mounting in both sides bottom of base 2 has fixed plate 3, and the up end equidistance of fixed plate 3 is provided with one end and can spirals the fixing bolt 4 of twisting in fixed plate 3.
The working principle is as follows: when the high-sealing-performance liquid ring vacuum pump is used, the rubber sealing ring 1004 and the connecting flange 1002 can be fixedly connected through the clamping connection of the clamping ring 1006 and the sealing ring groove, the rubber sealing ring 1004 can be limited through the clamping connection of the clamping ring 1006, when the rubber sealing ring 1004 needs to be replaced, the rubber sealing ring 1004 can be pulled, the connecting ring 1005 can be driven to be drawn out from the sealing ring groove through the clamping connection of the clamping ring 1006, the rubber sealing ring 1004 can be quickly replaced, the sealing performance of the vacuum pump is maintained, the friction increasing sleeve 1007 is arranged on the outer side of the clamping ring 1006, the sealing performance between the clamping ring 1006 and the sealing ring groove can be improved, the connecting bolt 9 can be screwed out from the first connecting lug 6, the connecting seat 7 and the impeller box 5 can be detached, the impeller in the impeller box 5 can be conveniently overhauled, the high-sealing-performance liquid ring vacuum pump is reasonable in structure, and the rubber sealing strip can be conveniently detached and replaced, the practicability is strong.
The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. A high-sealing liquid ring vacuum pump comprises a vacuum pump body (1) with one end fixedly provided with an impeller box (5);
the method is characterized in that: a connecting seat (7) is detachably mounted on one side, away from the vacuum pump body (1), of the impeller box (5), a gas transmission assembly (10) is symmetrically and fixedly mounted on one side, away from the impeller box (5), of the connecting seat (7), the gas transmission assembly (10) comprises a gas transmission pipe (1001) with a connecting flange (1002) fixedly mounted at the top, and a sealing ring groove is formed in the middle of the upper end face of the connecting flange (1002);
detachable joint installs snap ring (1006) that the cross-section is the disc in the seal ring, the top fixedly connected with go-between (1005) of snap ring (1006), the top fixedly connected with of go-between (1005) sets up in rubber seal ring (1004) on flange (1002) surface, the cover is equipped with increase friction sleeve (1007) of butt in sealed annular on the outer fringe face of snap ring (1006).
2. The high-sealing liquid ring vacuum pump according to claim 1, wherein: connecting holes (1003) are formed in the connecting flange (1002) in an annular array, and one end, far away from the connecting flange (1002), of the gas conveying pipe (1001) is fixedly connected to the connecting seat (7).
3. The high-sealing liquid ring vacuum pump according to claim 1, wherein: the outer edge surface of the connecting seat (7) is symmetrically provided with a second connecting lug (8), one end of the outer edge surface of the impeller box (5), facing the connecting seat (7), is symmetrically provided with a first connecting lug (6) with one side abutted to the second connecting lug (8), and one side, away from the first connecting lug (6), of the second connecting lug (8) is provided with a connecting bolt (9) capable of being screwed into the first connecting lug (6) in the middle.
4. The high-tightness liquid ring vacuum pump as claimed in claim 1, wherein: the vacuum pump comprises a vacuum pump body (1), and is characterized in that the vacuum pump body (1) is connected with an impeller which is rotatably arranged in an impeller box (5) through a motor shaft, and a base (2) is fixedly mounted at the bottom of the outer edge surface of the vacuum pump body (1).
5. The high-sealing liquid ring vacuum pump according to claim 4, wherein: the base is characterized in that fixing plates (3) are fixedly mounted at the bottoms of two sides of the base (2), and fixing bolts (4) with one ends capable of being screwed into the fixing plates (3) are arranged on the upper end faces of the fixing plates (3) at equal intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221132614.1U CN217354746U (en) | 2022-05-11 | 2022-05-11 | High leakproofness liquid ring vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221132614.1U CN217354746U (en) | 2022-05-11 | 2022-05-11 | High leakproofness liquid ring vacuum pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217354746U true CN217354746U (en) | 2022-09-02 |
Family
ID=83013617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221132614.1U Active CN217354746U (en) | 2022-05-11 | 2022-05-11 | High leakproofness liquid ring vacuum pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217354746U (en) |
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2022
- 2022-05-11 CN CN202221132614.1U patent/CN217354746U/en active Active
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