CN216407160U - Full-cryogenic cooling protective structure for screw vacuum pump - Google Patents
Full-cryogenic cooling protective structure for screw vacuum pump Download PDFInfo
- Publication number
- CN216407160U CN216407160U CN202122243918.7U CN202122243918U CN216407160U CN 216407160 U CN216407160 U CN 216407160U CN 202122243918 U CN202122243918 U CN 202122243918U CN 216407160 U CN216407160 U CN 216407160U
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- Prior art keywords
- cooling
- pump body
- cooling chamber
- flow guide
- vacuum pump
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- 238000001816 cooling Methods 0.000 title claims abstract description 90
- 230000001681 protective effect Effects 0.000 title claims abstract description 11
- 238000007789 sealing Methods 0.000 claims abstract description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 41
- 239000002184 metal Substances 0.000 claims description 4
- 239000003566 sealing material Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 10
- 239000000498 cooling water Substances 0.000 description 9
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
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Abstract
The utility model discloses a full-low-temperature cooling protection structure for a screw vacuum pump, which belongs to the field of vacuum pumps and comprises a pump body, wherein end covers are fixedly arranged at two ends of the pump body through bolts, a first cooling cavity and a second cooling cavity are respectively arranged inside the pump body and the end covers, flow guide holes are respectively arranged at two ends of the first cooling cavity, the flow guide holes are slidably sleeved on the side surface of a flow guide pipe fixedly arranged at the end part of the second cooling cavity, a sealing ring is fixedly arranged on the inner side surface of each flow guide hole, the side surface of each sealing ring is in contact connection with the outer side surface of the flow guide pipe, and a sealing gasket is fixedly arranged on the side surface of the end part of the flow guide pipe. This screw rod is full subcooling protective structure for vacuum pump can seal the connection position in first cooling chamber and second cooling chamber through sealing ring and sealed the pad to the first cooling chamber of accessible and second cooling chamber carry out all-round cooling to the pump body and end cover, and the cooling is abundant, improves the result of use.
Description
Technical Field
The utility model relates to the field of vacuum pumps, in particular to a full-low-temperature cooling protection structure for a screw vacuum pump.
Background
The screw vacuum pump is a dry vacuum pump, and is a vacuum pumping equipment formed from a pair of mutually-meshed main and auxiliary rotors which can be synchronously and reversely rotated at high speed in the pump cavity formed from pump body, air-intake side intermediate wall and air-exhaust side intermediate wall so as to form the action of air suction, compression and air exhaust.
Traditional screw rod vacuum pump is with full low temperature cooling protective structure has only increased jacket water-cooling structure to pump chamber portion spare to do not set up cooling protective structure to both sides transmission position fuel tank cap, the easy high temperature that produces here, stable operation and the equipment operating personnel safe handling of equipment have very big influence, and traditional screw rod vacuum pump is with the raceway on the full low temperature cooling protective structure is connected through threaded joint usually in the connection process, it is troublesome to connect, it is comparatively inconvenient to install.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the prior art, the utility model aims to provide a full-low-temperature cooling protection structure for a screw vacuum pump, wherein the connecting part of a first cooling cavity and a second cooling cavity can be sealed through a sealing ring and a sealing gasket, so that the pump body and an end cover can be cooled in all directions through the first cooling cavity and the second cooling cavity, the cooling is sufficient, the use effect is improved, a water delivery pipe can be fixed on a water inlet and a water outlet under the action of an electromagnet through a clamping plate, the fixing is simple, and the installation is more convenient.
In order to solve the above problems, the present invention adopts the following technical solutions.
A full-low-temperature cooling protection structure for a screw vacuum pump comprises a pump body, wherein end covers are fixedly arranged at two ends of the pump body through bolts, a first cooling cavity and a second cooling cavity are respectively arranged in the pump body and the end covers, flow guide holes are respectively arranged at two ends of the first cooling cavity, the flow guide holes are slidably sleeved on the side surface of a flow guide pipe fixedly arranged at the end part of the second cooling cavity in a sleeved mode, a sealing ring is fixedly arranged on the inner side surface of each flow guide hole in a contacted mode, the side surface of the sealing ring is connected to the outer side surface of the flow guide pipe in a contacted mode, a sealing gasket is fixedly arranged on the side surface of the end part of the flow guide pipe in a contacted mode, one end of the sealing gasket is connected to the end part, located at the periphery of the flow guide holes, of the pump body, a water inlet and a water outlet are respectively arranged above the second cooling cavity, and water conveying pipes are slidably sleeved on the outer side surfaces of the water inlet and the water outlet, the utility model discloses a cooling device, including the end cover, the upper end face of end cover, the tip of raceway, the inside sliding connection of spout has the slider, the upper end side fixed mounting of slider has splint, the side contact of splint is connected in the tip side of raceway, the inside one end fixed mounting of spout has the electro-magnet, can seal the connection position in first cooling chamber and second cooling chamber through sealing ring and sealed pad and live to the first cooling chamber of accessible and second cooling chamber carry out all-round cooling to the pump body and end cover, cool off abundant, improve the result of use, can fix the raceway on water inlet and delivery port under the effect of electro-magnet through splint, and is fixed simple, and it is comparatively convenient to install.
Furthermore, first cooling chamber and second cooling chamber are the annular chamber, can carry out all-round cooling through first cooling chamber and second cooling chamber to the pump body and end cover, improve the cooling effect.
Further, the sealing ring is made of metal sealing materials, and can be used for preliminarily sealing the gap between the flow guide hole and the flow guide pipe through the sealing ring, so that the cooling water is prevented from leaking.
Furthermore, the lower end of the sliding block is made of a permanent magnet, the clamping plate can be driven to move under the magnetic action of the electromagnet, and the use is convenient.
Furthermore, the clamping plate is of an arc-shaped structure, so that the contact area between the clamping plate and the water delivery pipe can be increased, and the fixing effect is improved.
Compared with the prior art, the utility model has the advantages that:
(1) this scheme can seal the connection position in first cooling chamber and second cooling chamber through sealing ring and sealed the pad and live to the first cooling chamber of accessible and second cooling chamber carry out all-round cooling to the pump body and end cover, and the cooling is abundant, improves the result of use, can fix the raceway on water inlet and delivery port under the effect of electro-magnet through splint, and is fixed simple, and it is comparatively convenient to install.
(2) First cooling chamber and second cooling chamber are the annular chamber, can carry out all-round cooling through first cooling chamber and second cooling chamber to the pump body and end cover, improve the cooling effect.
(3) The sealing ring is made of metal sealing material, and can preliminarily seal the gap between the guide hole and the guide pipe through the sealing ring, so that the cooling water is prevented from leaking.
(4) The lower end of the sliding block is made of a permanent magnet, the clamping plate can be driven to move under the magnetic action of the electromagnet, and the use is convenient.
(5) The clamping plate is of an arc-shaped structure, so that the contact area between the clamping plate and the water delivery pipe can be increased, and the fixing effect is improved.
Drawings
FIG. 1 is a front cross-sectional view of the present invention;
FIG. 2 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;
FIG. 3 is a side cross-sectional view of the end cap construction of the present invention;
figure 4 is a top view of a portion of the end cap structure of the present invention.
The middle part of the figure illustrates:
the pump body 1, the end cover 2, the first cooling cavity 3, the second cooling cavity 4, the flow guide hole 5, the flow guide pipe 6, the sealing ring 7, the sealing gasket 8, the sealing groove 9, the water inlet 10, the water outlet 11, the water pipe 12, the sliding groove 13, the sliding block 14, the clamping plate 15 and the electromagnet 16.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
Referring to fig. 1-4, a full-low-temperature cooling protection structure for a screw vacuum pump includes a pump body 1, referring to fig. 1, fig. 2, fig. 3 and fig. 4, end caps 2 are fixedly mounted at two ends of the pump body 1 through bolts, a first cooling chamber 3 and a second cooling chamber 4 are respectively disposed inside the pump body 1 and the end caps 2, both the first cooling chamber 3 and the second cooling chamber 4 are annular chambers, the pump body 1 and the end caps 2 can be cooled in all directions through the first cooling chamber 3 and the second cooling chamber 4, so as to improve the cooling effect, both ends of the first cooling chamber 3 are respectively provided with a flow guide hole 5, the flow guide holes 5 are slidably sleeved on the side surface of a flow guide pipe 6 fixedly mounted at the end of the second cooling chamber 4, through the cooperation of the flow guide holes 5 and the flow guide pipe 6, the cooling liquid can be conveyed into the first cooling chamber 3 through the second cooling chamber 4, and then conveyed into the second cooling chamber 4 through the first cooling chamber 3, the pump body 1 and the end cover 2 can be fully cooled, the inner side surface of the flow guide hole 5 is fixedly provided with a sealing ring 7, the side surface of the sealing ring 7 is in contact connection with the outer side surface of the flow guide pipe 6, the sealing ring 7 is made of metal sealing material, the gap between the flow guide hole 5 and the flow guide pipe 6 can be primarily sealed through the sealing ring 7, the leakage of cooling water is avoided, the end side surface of the flow guide pipe 6 is fixedly provided with a sealing gasket 8, one end of the sealing gasket 8 is in contact connection with the end part of the pump body 1, which is positioned at the sealing groove 9 arranged around the flow guide hole 5, the gap between the flow guide hole 5 and the flow guide pipe 6 can be secondarily sealed through the sealing gasket 8, the sealing effect is improved, the upper end surface of the end cover 2 is positioned above the second cooling cavity 4 and is respectively provided with a water inlet 10 and a water outlet 11, and the outer side surfaces of the water inlet 10 and the water outlet 11 are slidably sleeved with a water pipe 12, can carry second cooling chamber 4 in through water inlet 10 with external cooling water through raceway 12, the cooling water discharge after rethread delivery port 11 will cool off, spout 13 has all been seted up to the up end of end cover 2 lies in raceway 12's both sides, spout 13's inside sliding connection has slider 14, slider 14's upper end side fixed mounting has splint 15, splint 15's side contact connection is in raceway 12's tip side, can fix raceway 12 respectively in the side of water inlet 10 and delivery port 11 through splint 15, it is comparatively convenient to fix, splint 15 sets up to the arc structure, contact area between multiplicable splint 15 and the raceway 12, improve fixed effect, the inside one end fixed mounting of spout 13 has electro-magnet 16, the 14 lower extreme of slider is made for the permanent magnet, can drive splint 15 under electro-magnet 16's magnetic action and remove, it is comparatively convenient to use.
When in use, the water pipe 12 is respectively sleeved on the side surfaces of the water inlet 10 and the water outlet 11, then the electromagnet 16 is controlled to work, the magnetic force generated by the electromagnet 16 pushes the slide block 14 to move, the slide block 14 drives the clamping plate 15 to move, so that the side surface of the clamping plate 15 is tightly attached to the side surface of the water pipe 12, the water pipe 12 can be fixed, the fixing is simple, the installation is convenient, then the water pipe 12 is used for conveying cooling water to the water inlet 10, the cooling water flows into the second cooling cavity 4 through the water inlet 10 and then flows into the first cooling cavity 3 through the guide pipe 6 and the guide holes 5, then flows into the other second cooling cavity 4 through the diversion hole 5 at the other end of the first cooling cavity 3 and the diversion pipe 6, finally the cooling water is discharged through the water outlet 11, can carry out all-round cooling to pump body 1 and end cover 2 at the in-process that the cooling water flows, the cooling is abundant, improves the result of use.
The foregoing is only a preferred embodiment of the present invention; the scope of the utility model is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (5)
1. The utility model provides a screw rod is full cryogenic cooling protective structure for vacuum pump, includes the pump body (1), its characterized in that: the utility model discloses a pump body, including pump body (1), end cover (2) are installed through bolt fixed mounting at the both ends of the pump body (1), first cooling chamber (3) and second cooling chamber (4) have been seted up respectively to the pump body (1) and the inside of end cover (2), water conservancy diversion hole (5) have all been seted up at the both ends of first cooling chamber (3), water conservancy diversion hole (5) slide and cup joint in the side of second cooling chamber (4) tip fixed mounting's honeycomb duct (6), the inside side fixed mounting of water conservancy diversion hole (5) has sealing ring (7), the side contact of sealing ring (7) is connected in the outside side of honeycomb duct (6), the tip side fixed mounting of honeycomb duct (6) has sealed pad (8), the one end contact of sealed pad (8) is connected in the tip of the pump body (1) and is located the tip of seal groove (9) seted up all around water conservancy diversion hole (5), water inlet (10) and delivery port are installed respectively to the top that the up end face of end cover (2) is located second cooling chamber (4) (11) The water pipe (12) is sleeved on the outer side faces of the water inlet (10) and the water outlet (11) in a sliding mode, sliding grooves (13) are formed in the two sides, located on the water pipe (12), of the upper end face of the end cover (2), sliding blocks (14) are connected to the inner portions of the sliding grooves (13) in a sliding mode, clamping plates (15) are fixedly installed on the side faces of the upper ends of the sliding blocks (14), the side faces of the clamping plates (15) are connected to the side faces of the end portions of the water pipe (12) in a contact mode, and electromagnets (16) are fixedly installed at one end of the inner portions of the sliding grooves (13).
2. The all-cryogenic cooling protective structure for the screw vacuum pump according to claim 1, characterized in that: the first cooling cavity (3) and the second cooling cavity (4) are both annular cavities.
3. The all-cryogenic cooling protective structure for the screw vacuum pump according to claim 1, characterized in that: the sealing ring (7) is made of metal sealing material.
4. The all-cryogenic cooling protective structure for the screw vacuum pump according to claim 1, characterized in that: the lower end of the sliding block (14) is made of a permanent magnet.
5. The all-cryogenic cooling protective structure for the screw vacuum pump according to claim 1, characterized in that: the clamping plate (15) is arranged to be of an arc-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122243918.7U CN216407160U (en) | 2021-09-16 | 2021-09-16 | Full-cryogenic cooling protective structure for screw vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122243918.7U CN216407160U (en) | 2021-09-16 | 2021-09-16 | Full-cryogenic cooling protective structure for screw vacuum pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216407160U true CN216407160U (en) | 2022-04-29 |
Family
ID=81292185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122243918.7U Active CN216407160U (en) | 2021-09-16 | 2021-09-16 | Full-cryogenic cooling protective structure for screw vacuum pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216407160U (en) |
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2021
- 2021-09-16 CN CN202122243918.7U patent/CN216407160U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A fully low-temperature cooling protection structure for screw vacuum pumps Effective date of registration: 20231211 Granted publication date: 20220429 Pledgee: Weihai Commercial Bank Co.,Ltd. Zibo Branch Pledgor: SHANDONG BOKE VACUUM TECHNOLOGY Co.,Ltd. Registration number: Y2023980070677 |