CN211344345U - Pipe connection structure of cooling filter on vacuum pumping device - Google Patents
Pipe connection structure of cooling filter on vacuum pumping device Download PDFInfo
- Publication number
- CN211344345U CN211344345U CN201922362402.7U CN201922362402U CN211344345U CN 211344345 U CN211344345 U CN 211344345U CN 201922362402 U CN201922362402 U CN 201922362402U CN 211344345 U CN211344345 U CN 211344345U
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- China
- Prior art keywords
- end cover
- pipe
- cooling
- external thread
- cooling filter
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000001816 cooling Methods 0.000 title claims abstract description 26
- 238000005086 pumping Methods 0.000 title abstract description 6
- 239000007788 liquid Substances 0.000 claims abstract description 31
- 239000002826 coolant Substances 0.000 claims abstract description 25
- 239000000110 cooling liquid Substances 0.000 claims abstract description 23
- 238000007493 shaping process Methods 0.000 claims abstract description 10
- 230000007306 turnover Effects 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Filtration Of Liquid (AREA)
Abstract
A pipe connection structure of a cooling filter on a vacuum pumping device comprises a body of the cooling filter, wherein a cooling liquid inlet pipe and a cooling liquid outlet pipe are fixedly connected to the outer walls of the upper end and the lower end of the body, an external thread sleeve is inserted and sleeved on the cooling liquid inlet pipe, an annular locking end cover is screwed on the external thread sleeve, and a plurality of clamping grooves are formed in the outer wall of the locking end cover; the both sides of body are equipped with the coolant liquid conveyer pipe, and the terminal shaping of coolant liquid conveyer pipe has annular connection end cover, and the connection end cover supports and leans on the retaining ring of coolant liquid business turn over pipe, and the shaping has a plurality of notch relative with the draw-in groove on the outer wall of connection end cover, and it has the spliced pole that a plurality of cross-section is "worker" font to peg graft in the notch of connection end cover and the draw-in groove of locking end cover, and the both ends of spliced pole press and cover at locking end cover and link. The installation connection between the cooling filter and the cooling liquid conveying pipeline can be facilitated.
Description
The technical field is as follows:
the utility model relates to an energy-conserving evacuating device's technical field, more specifically says and relates to a last cooling filter's of evacuating device pipe connection structure.
Background art:
the existing high-efficiency vacuum pumping device comprises a preposed cooling filter, a quick opening and closing specially-made vacuum electric valve, a high-sealing soft valve, a high-strength check valve, a high-efficiency vacuum pump, a cooling oil tank, an oil-water separator, an integrated control and the like, wherein the preposed cooling filter is a part of the vacuum pumping device and is provided with four inlet and outlet pipes, two inlet and outlet pipes are communicated with a filtering structure in the filter, the other two inlet and outlet pipes are inlet and outlet pipes of cooling liquid, the existing inlet and outlet pipes are generally designed to be of flange structures, and the inlet and outlet pipes are fixedly connected with a conveying pipeline through bolt assemblies; a plurality of bolts need to be installed and fastened on a single flange, so that the assembly workload is large, the assembly time is long, and the production rate is low; whether to design a more convenient connecting structure or not so as to improve the assembly efficiency.
The utility model has the following contents:
the utility model aims at providing a not enough to prior art, and provide a last cooling filter's of evacuating device tube connection structure, its erection joint between can make things convenient for cooling filter and coolant liquid pipeline can improve the packaging efficiency.
A pipe connecting structure of a cooling filter on a vacuumizing device comprises a body of the cooling filter, wherein a main liquid inlet pipe and a main liquid outlet pipe are formed at the upper end and the lower end of the body, flanges are formed on the end faces of the main liquid inlet pipe and the main liquid outlet pipe, a cooling liquid inlet pipe and a cooling liquid outlet pipe are fixedly connected to the outer walls of the upper end and the lower end of the body, an annular check ring is formed at one end, away from the body, of the cooling liquid inlet pipe and the cooling liquid outlet pipe, an external thread sleeve is inserted and sleeved on the cooling liquid inlet pipe, one end of the external thread sleeve abuts against the check ring, the other end of the external thread sleeve abuts against; a hexagonal first convex ring is formed on the outer wall of one end, close to the limiting sleeve, of the external thread sleeve, a circular locking end cover is screwed on the external thread sleeve, and a plurality of clamping grooves are formed in the outer wall of the locking end cover; the both sides of body are equipped with the coolant liquid conveyer pipe, and the terminal shaping of coolant liquid conveyer pipe has annular connection end cover, and the connection end cover supports and leans on the retaining ring of coolant liquid business turn over pipe, and the shaping has a plurality of notch relative with the draw-in groove on the outer wall of connection end cover, and it has the spliced pole that a plurality of cross-section is "worker" font to peg graft in the notch of connection end cover and the draw-in groove of locking end cover, and the both ends of spliced pole press and cover at locking end cover and link.
Preferably, at least three notches are arranged on the connecting end cover or at least three clamping grooves are arranged on the locking end cover, and the clamping grooves or the notches are uniformly distributed on the locking end cover and the connecting end cover in an annular mode.
Preferably, the shape of the clamping groove in the locking end cover is the same as that of the notch in the connecting end cover, and the outer contour of the notch is in an omega shape.
Preferably, the diameter of the inner wall of the external thread sleeve is equal to the diameter of the outer wall of the cooling liquid inlet and outlet pipe.
Preferably, a reinforcing sleeve is formed on the locking end cover and is in threaded connection with the external threaded sleeve.
Preferably, a second convex ring of a regular hexagon shape opposite to the first convex ring is formed on the outer wall of the cooling liquid conveying pipe close to one end of the connecting end cover.
Preferably, an annular groove is formed in the retainer ring, a sealing ring is inserted in the annular groove, and the sealing ring is pressed against the connecting end cover.
Preferably, the flange of the body is provided with a bolt through hole, and a sealing groove is formed in the flange on the inner side of the bolt through hole.
The beneficial effects of the utility model reside in that:
the novel pipe connecting structure is provided, the cooling filter and the cooling liquid conveying pipeline can be conveniently installed and connected, and the assembling efficiency can be improved; thereby improving the production efficiency.
Description of the drawings:
fig. 1 is a schematic three-dimensional structure of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic side view of the present invention;
fig. 4 is a schematic cross-sectional view at a-a in fig. 3.
In the figure: 1. a body; 11. a main liquid inlet pipe; 12. a main liquid outlet pipe; 13. a flange; 14. passing a hole through a bolt; 15. a sealing groove; 2. a coolant inlet pipe and a coolant outlet pipe; 3. an external thread sleeve; 31. a first convex ring; 4. a limiting sleeve; 5. locking the end cover; 51. a card slot; 52. reinforcing the sleeve; 6. a coolant delivery pipe; 61. connecting an end cover; 62. a second convex ring; 63. a notch; 7. connecting columns; 8. and (5) sealing rings.
The specific implementation mode is as follows:
example (b): as shown in fig. 1 to 4, a pipe connection structure of a cooling filter on a vacuum pumping device comprises a body 1 of the cooling filter, wherein a main liquid inlet pipe 11 and a main liquid outlet pipe 12 are formed at the upper end and the lower end of the body 1, flanges 13 are formed at the end faces of the main liquid inlet pipe 11 and the main liquid outlet pipe 12, a cooling liquid inlet pipe 2 and a cooling liquid outlet pipe 2 are fixedly connected to the outer walls of the upper end and the lower end of the body 1, an annular check ring 21 is formed at one end of the cooling liquid inlet pipe 2, which is far away from the body 1, an external thread sleeve 3 is inserted and sleeved on the cooling liquid inlet pipe 2, one end of the external thread sleeve 3 is abutted against the check ring 21, the other end of the external thread sleeve is abutted; a hexagonal first convex ring 31 is formed on the outer wall of one end, close to the limiting sleeve 4, of the external thread sleeve 3, a circular locking end cover 5 is connected to the external thread sleeve 3 in a threaded mode, and a plurality of clamping grooves 51 are formed in the outer wall of the locking end cover 5; the both sides of body 1 are equipped with coolant liquid conveyer pipe 6, and the terminal shaping of coolant liquid conveyer pipe 6 has annular connection end cover 61, and connection end cover 61 supports and leans on the retaining ring 21 of coolant liquid business turn over pipe 2, and the shaping has a plurality of notch 63 relative with draw-in groove 51 on the outer wall of connection end cover 61, and it has the spliced pole 7 that a plurality of cross-section is "worker" font to peg graft in the notch 63 of connection end cover 61 and the draw-in groove 51 of locking end cover 5, and the both ends of spliced pole 7 press on locking end cover 5 and connection end cover 61.
Preferably, at least three notches 63 on the connecting end cover 61 or at least three notches 51 on the locking end cover 5 are provided, and the notches 51 or the notches 63 are uniformly distributed on the locking end cover 5 and the connecting end cover 61 in an annular shape.
Preferably, the shape of the locking groove 51 on the locking end cover 5 is the same as that of the notch 63 on the connecting end cover 61, and the outer contour of the notch 63 is in an omega shape.
Preferably, the diameter of the inner wall of the external thread sleeve 3 is equal to the diameter of the outer wall of the cooling liquid inlet and outlet pipe 2.
Preferably, a reinforcing sleeve 52 is formed on the locking end cover 5, and the reinforcing sleeve 52 is screwed on the external thread sleeve 3.
Preferably, a second convex ring 62 of a regular hexagonal type is formed on the outer wall of the coolant delivery pipe 6 near one end of the connecting end cover 61, opposite to the first convex ring 31.
Preferably, the retainer ring 21 is formed with an annular groove, a seal ring 8 is inserted into the annular groove, and the seal ring 8 is pressed against the connecting end cover 61.
Preferably, a bolt through hole 14 is formed in the flange 13 of the body 1, and a sealing groove 15 is formed in the flange 13 inside the bolt through hole 14.
The working principle is as follows: the utility model discloses a last cooling filter's of evacuating device tubular connection structure, its tubular connection structure mainly are the tubular construction between coolant liquid business turn over pipe 2 and coolant liquid conveyer pipe 6, its simple to operate
During specific installation, support coolant liquid conveyer pipe 6 on coolant liquid business turn over pipe 2, then adjust and rotate coolant liquid conveyer pipe 6, it is just right to realize notch 63 on coolant liquid conveyer pipe 6 and the draw-in groove 51 on the locking end cover 5, then peg graft and go up spliced pole 7, then adopt the spanner, a spanner is fixed at second bulge loop 62, another spanner is fixed on first bulge loop 31, through rotating external thread bush 3, utilize external thread bush 3 to realize locking end cover 5, locking end cover 5 keeps away from connecting end cover 61, and utilize spliced pole 7 to realize connecting end cover 61 and press on coolant liquid business turn over pipe 2.
The examples are intended to be illustrative, but not limiting, of the invention. The embodiments can be modified by those skilled in the art without departing from the spirit and scope of the present invention, and therefore, the scope of the present invention should be determined by the appended claims.
Claims (8)
1. The utility model provides a last cooling filter's of evacuating device pipe connection structure, includes cooling filter's body (1), the upper and lower end shaping of body (1) has main feed liquor pipe (11) and main drain pipe (12), and the equal shaping of terminal surface of main feed liquor pipe (11) and main drain pipe (12) has flange (13), fixedly connected with coolant liquid business turn over pipe (2), its characterized in that on the outer wall of body (1) upper and lower extreme: an annular check ring (21) is formed at one end of the cooling liquid inlet and outlet pipe (2) away from the body (1), an external thread sleeve (3) is inserted and sleeved on the cooling liquid inlet and outlet pipe (2), one end of the external thread sleeve (3) abuts against the check ring (21), the other end of the external thread sleeve abuts against a limiting sleeve (4), and the limiting sleeve (4) is inserted and sleeved on the cooling liquid inlet and outlet pipe (2); a hexagonal first convex ring (31) is formed on the outer wall of one end, close to the limiting sleeve (4), of the external thread sleeve (3), a circular locking end cover (5) is connected to the external thread sleeve (3) in a threaded mode, and a plurality of clamping grooves (51) are formed in the outer wall of the locking end cover (5); the both sides of body (1) are equipped with coolant liquid conveyer pipe (6), the terminal shaping of coolant liquid conveyer pipe (6) has annular connection end cover (61), connection end cover (61) support by on retaining ring (21) of coolant liquid business turn over pipe (2), the shaping has notch (63) that a plurality of and draw-in groove (51) are relative on the outer wall of connection end cover (61), it has spliced pole (7) that a plurality of cross-section is "worker" font to peg graft in notch (63) of connection end cover (61) and draw-in groove (51) of locking end cover (5), the both ends of spliced pole (7) are pressed on locking end cover (5) and connection end cover (61).
2. The pipe connecting structure of a cooling filter on an evacuation apparatus according to claim 1, wherein: the connecting end cover is characterized in that at least three notches (63) are formed in the connecting end cover (61) or at least three clamping grooves (51) are formed in the locking end cover (5), and the clamping grooves (51) or the notches (63) are uniformly distributed on the locking end cover (5) and the connecting end cover (61) in an annular mode.
3. The pipe connecting structure of a cooling filter on an evacuation apparatus according to claim 2, wherein: the shape of a clamping groove (51) in the locking end cover (5) is the same as that of a notch (63) in the connecting end cover (61), and the outer contour of the notch (63) is in an omega shape.
4. The pipe connecting structure of a cooling filter on an evacuation apparatus according to claim 1, wherein: the diameter of the inner wall of the external thread sleeve (3) is equal to that of the outer wall of the cooling liquid inlet and outlet pipe (2).
5. The pipe connecting structure of a cooling filter on an evacuation apparatus according to claim 1, wherein: and a reinforcing sleeve (52) is formed on the locking end cover (5), and the reinforcing sleeve (52) is screwed on the external thread sleeve (3).
6. The pipe connecting structure of a cooling filter on an evacuation apparatus according to claim 1, wherein: and a second convex ring (62) of a regular hexagon shape opposite to the first convex ring (31) is formed on the outer wall of one end, close to the connecting end cover (61), of the cooling liquid conveying pipe (6).
7. The pipe connecting structure of a cooling filter on an evacuation apparatus according to claim 1, wherein: an annular groove is formed in the retainer ring (21), a sealing ring (8) is inserted in the annular groove, and the sealing ring (8) is pressed against the connecting end cover (61).
8. The pipe connecting structure of a cooling filter on an evacuation apparatus according to claim 1, wherein: be equipped with bolt via hole (14) on flange (13) of body (1), be formed with seal groove (15) on flange (13) of bolt via hole (14) inboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922362402.7U CN211344345U (en) | 2019-12-25 | 2019-12-25 | Pipe connection structure of cooling filter on vacuum pumping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922362402.7U CN211344345U (en) | 2019-12-25 | 2019-12-25 | Pipe connection structure of cooling filter on vacuum pumping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211344345U true CN211344345U (en) | 2020-08-25 |
Family
ID=72108556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922362402.7U Expired - Fee Related CN211344345U (en) | 2019-12-25 | 2019-12-25 | Pipe connection structure of cooling filter on vacuum pumping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211344345U (en) |
-
2019
- 2019-12-25 CN CN201922362402.7U patent/CN211344345U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20200825 |