CN220890498U - Water spray filters integral type oilless vacuum pump - Google Patents
Water spray filters integral type oilless vacuum pump Download PDFInfo
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- CN220890498U CN220890498U CN202322648506.0U CN202322648506U CN220890498U CN 220890498 U CN220890498 U CN 220890498U CN 202322648506 U CN202322648506 U CN 202322648506U CN 220890498 U CN220890498 U CN 220890498U
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- filter
- water
- vacuum pump
- water channel
- seat
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 77
- 239000007921 spray Substances 0.000 title claims abstract description 20
- 238000001914 filtration Methods 0.000 claims abstract description 31
- 230000008676 import Effects 0.000 claims abstract 4
- 239000007788 liquid Substances 0.000 claims description 6
- 238000005507 spraying Methods 0.000 claims description 6
- 239000003595 mist Substances 0.000 claims description 3
- 238000005266 casting Methods 0.000 claims description 2
- 238000004512 die casting Methods 0.000 claims description 2
- 239000000498 cooling water Substances 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000003749 cleanliness Effects 0.000 abstract description 2
- 230000006872 improvement Effects 0.000 description 8
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Landscapes
- Filtration Of Liquid (AREA)
Abstract
The utility model provides a water spray filters integral type oilless vacuum pump, including organism (11), organism (11) are equipped with suction chamber (1) and evacuating subassembly (3), evacuating subassembly (3) are used for evacuating, be equipped with filter seat (4) on organism (11), filter seat (4) detachable connection filter (5), filter seat (4) are equipped with the import and the export of intercommunication filter (5), organism (11) have still seted up water inlet (7), filtration back water course and water jet (8), water inlet (7), the import of filter seat (4), filter (5), the export of filter seat (4), filtration back water course and water jet (8) are in proper order intercommunication setting; the filter has a safe, reliable and simple filter structure, and is beneficial to improving the cleanliness of cooling water.
Description
Technical Field
The utility model relates to the technical field of vacuum pumps, in particular to a water spraying and filtering integrated oil-free vacuum pump.
Background
Because the compression cavity of the oilless vacuum pump is in an oilless state, namely, no cooling lubricating oil exists, the temperature of a main machine is higher, and high-temperature expansion of main machine parts is easy to occur, so that the main machine is scraped or is seized. The oilless vacuum pump can spray water to cool the working cavity of the host machine in order to reduce the running temperature of the host machine, because the oilless vacuum pump is high-precision equipment, the gap between rotors is small, if other foreign particles exist in cooling water when cooling the host machine, the nozzle is easily blocked, the cooling effect of the host machine is poor, and even the particles enter the working cavity of the rotor to cause the seizure of the host machine. Therefore, the cleaning degree of the cooling water can be improved by a set of safe, reliable and simple filtering structure.
Disclosure of utility model
The utility model aims to overcome the defects of the prior art, and provides the water spraying and filtering integrated oilless vacuum pump which has a safe, reliable and simple filtering structure and is beneficial to improving the cleanliness of cooling water.
Compared with the prior art, the utility model provides a water spraying and filtering integrated oil-free vacuum pump, which comprises a machine body, wherein the machine body is provided with an air suction cavity and a vacuumizing assembly, the vacuumizing assembly is used for vacuumizing, the machine body is provided with a filter seat, the filter seat is detachably connected with a filter, the filter seat is provided with an inlet and an outlet which are communicated with the filter, the machine body is also provided with a water inlet, a filtered water channel and a water spray hole, and the water inlet, the inlet of the filter seat, the filter, the outlet of the filter seat, the filtered water channel and the water spray hole are sequentially communicated.
After adopting the structure, compared with the prior art, the utility model has the following advantages:
the filter structure is integrated on the machine body, so that the filter structure is safe, reliable and high in integration level, and is beneficial to simplifying the structure and reducing the cost; the filtered water greatly reduces the faults.
As an improvement, the filter seat comprises an annular water channel and a middle water outlet part, wherein the annular water channel is used as an inlet, the middle water outlet part is surrounded by the annular water channel and is provided with an outlet, and an outflow runner arranged in the middle water outlet part is communicated with the filtered water channel; after the filter is arranged on the filter seat, the annular water channel is communicated with the liquid inlet of the filter, and the liquid outlet of the filter is communicated with the outlet.
As an improvement, the lower end of the filter is sleeved in the filter seat.
As an improvement, along the length direction of the machine body, the filter seat is arranged at one end of the machine body, the end is integrally provided with a longitudinal part, the longitudinal part is provided with a first filtering back water channel, the machine body is integrally provided with a transverse part transversely arranged at the air suction cavity, and the transverse part is provided with a second filtering back water channel.
As an improvement, the top of the first filtered water channel is used as the middle water outlet part of the filter seat.
As an improvement, the machine body is an integral structure which is integrally die-cast or cast, the integral structure forms the longitudinal part and the transverse part, the longitudinal part and the transverse part are mutually and longitudinally connected, the longitudinal part is longitudinally perforated to form the first filtering back water channel, and the transverse part is transversely perforated to form the second filtering back water channel.
As an improvement, the filter seat is arranged at one end of the bearing seat of the machine body, the longitudinal part is also arranged at the one end, the transverse part extends from one end of the bearing seat of the machine body to the other end of the machine body, which is close to the gear side of the main machine of the oilless vacuum pump, and the perforated hole of the second filtered water channel is arranged at one end of the bearing seat of the machine body.
As an improvement, the transverse part is provided with an upward water jet.
As an improvement, the water spray nozzle is provided with a mist spray head.
Drawings
Fig. 1 is a schematic perspective view of a main machine of a water spray filtration integrated oilless vacuum pump.
Fig. 2 is a schematic perspective view of the main unit with the two end covers removed.
Fig. 3 is a top view of the body of the main unit.
Fig. 4 is an end view of the body of the main machine.
Fig. 5 is a cross-sectional view in the A-A direction.
Reference numerals describe 1. Suction chamber, 2. Suction inlet, 3. Evacuation assembly, 4. Filter base, 5. Filter, 6. Inlet, 7. Inlet, 8. Water jet, 9. Annular channel, 10. Intermediate outlet, 11. Body, 12. Gearbox, 13. Synchronous gear, 14. Bearing block, 15. End cap, 16. Longitudinal section, 17. First filtered channel, 18. Transverse section, 19. Second filtered channel, 20. Bearing, 21. Opening, 22. Compression chamber.
Detailed Description
The following description is presented to enable one of ordinary skill in the art to make and use the utility model. The embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art. The basic principles of the utility model defined in the following description may be applied to other embodiments, variations, modifications, equivalents, and other technical solutions without departing from the spirit and scope of the utility model.
The present utility model is described in further detail below:
For convenience of description and understanding, the directional description is used merely as an illustration and is not to be construed as limiting the scope of the claims.
Water is only a substitute, and any suitable cooling liquid is suitable for the present disclosure, and of course, purified water after filtration treatment is more suitable for the present disclosure from the viewpoint of cost reduction.
As shown in fig. 1 to 5, the present disclosure provides an integrated oil-free vacuum pump for water spraying and filtering, which comprises a machine body 11, wherein the machine body 11 is provided with an air suction cavity 1 and a vacuumizing component 3, the vacuumizing component 3 is installed in a compression cavity 22 of the machine body 11 and is used for vacuumizing, a filter seat 4 is arranged on the machine body 11, the filter seat 4 is detachably connected with a filter 5, the filter seat 4 is provided with an inlet and an outlet which are communicated with the filter 5, the machine body 11 is further provided with a water inlet 7, a filtered water channel and a water spray opening 8, and the water inlet 7, the inlet of the filter seat 4, the filter 5, the outlet of the filter seat 4, the filtered water channel and the water spray opening 8 are sequentially communicated.
As shown in fig. 1 and 2, taking a screw rotor as an example, a screw host driven by a synchronous gear 13 generally comprises an end cover 15, a bearing seat 14, a machine body 11 and a gear box 12 along the length direction of the host, wherein a bearing 20 is arranged in the bearing seat 14, the synchronous gear 13 is arranged in the gear box 12, the screw rotor is arranged in the machine body 11, one end of the screw rotor is rotatably supported by one end of the machine body 11, and the rotating support is rotatably supported by the bearing 20.
As shown in fig. 2, with the end cap 15 and gearbox 12 removed, the internal bearings 20 and synchronizing gear 13 are visible.
As shown in fig. 3, 4 and 5, the filtering structure of the present disclosure is integrated onto the machine body 11, for example, an integral structure is obtained by integral die casting or casting, that is, the machine body 11, and the integral structure forms a longitudinal portion 16 and a transverse portion 18, the longitudinal portion 16 and the transverse portion 18 are mutually and longitudinally connected, the longitudinal portion 16 forms a first filtered water channel 17 through longitudinal punching, and the transverse portion 18 forms a second filtered water channel 19 through transverse punching. After such design, can simplify the structure, greatly facilitate production and improve filtration's reliability, be difficult for leaking promptly, not fragile etc. in addition, still simplified the connection, the user only need at water inlet 7 access water pipe can, inside runner need not user operation.
As shown in fig. 5, the intake port 2 is a constituent part of the intake chamber 1, and the lateral portion 18 is provided laterally below the intake port 2. The lateral portion 18 may be disposed closer to the outside or closer to the inside as required.
As shown in fig. 2 and 3, due to the requirement of the middle layout, a water inlet part 6 is integrally arranged, and the water inlet part 6 is perforated to obtain a water inlet flow passage which is communicated with the annular water passage 9 of the filter seat 4. The water inlet runner is provided with a water inlet 7 for connecting a water pipe.
In some embodiments, as shown in fig. 3, 4 and 5, the longitudinal portion 16 is disposed at the end of the bearing seat 14, which is advantageous for facilitating the processing of the second filtered water channel 19, and in addition, it should be noted that, after the above design, even if the second filtered water channel 19 leaks at the end hole, that is, the hole 21 leaks, the synchronizing gear 13 is not damaged, and there is a higher safety and safety redundancy on one side of the bearing seat 14. In addition, the maintenance is convenient.
The filter seat 4 is also provided at the end of the bearing seat 14 so as to realize the shortest flow path, thereby simplifying the flow path arrangement.
In some embodiments, as shown in fig. 2, 3 and 5, the filter base 4 includes an annular water channel 9 and an intermediate water outlet 10, the annular water channel 9 is used as an inlet, the intermediate water outlet 10 is surrounded by the annular water channel 9 and is provided with an outlet, and an outflow channel arranged in the intermediate water outlet 10 is communicated with the filtered water channel; after the filter 5 is arranged on the filter seat 4, the annular water channel 9 is communicated with the liquid inlet of the filter 5, and the liquid outlet of the filter 5 is communicated with the outlet. The annular water channel 9 is designed to have a larger flow cross section when water is fed, so that the water is fed into the filter 5, and the filter material of the filter 5 can be arranged in an annular shape, so that the characteristics of annular water feeding are matched, and then the water is collected from the middle and fed into the middle water outlet part 10. After the design, the structure is simple and efficient.
As shown in fig. 1, the lower end of the filter 5 is fitted in the filter base 4. The structure in which the lower end of the filter 5 is fitted in the filter seat 4 can be realized by screw connection. Threads may be provided at the outer circumference of the middle water outlet 10, i.e., external threads, and the filter 5 may be provided with internal threads engaged with the external threads, thereby being firmly and reliably connected.
In some embodiments, as shown in fig. 3 and 5, the lateral portion 18 is provided with upwardly opening water jets 8. After such design, on the one hand can follow from top to bottom processing out water jet 8, can just can conveniently drill the processing through induction port 2 to conveniently process out water jet 8, on the other hand, it is worth noting that this disclosure sets up to upwards spray water, is favorable to mixing with the inhaled air, and not directly spout down, avoids water not to mix with gaseous better just directly get into compression chamber 22.
It is also possible to install a mist spray at the water jet 8 to obtain a better mixing effect.
In understanding the present utility model, the above-described structure may be understood together with other embodiments/drawings, if necessary, and will not be described herein.
The foregoing description is only illustrative of the present utility model and is therefore intended to cover all such modifications and changes in form, details, and materials as fall within the true spirit and scope of the utility model.
Claims (9)
1. The utility model provides a water spray filters integral type oilless vacuum pump, including organism (11), organism (11) are equipped with suction cavity (1) and evacuating subassembly (3), evacuating subassembly (3) are used for evacuating, a serial communication port, be equipped with filter stand (4) on organism (11), filter stand (4) detachable connection filter (5), filter stand (4) are equipped with the import and the export of intercommunication filter (5), water inlet (7), filtration back water course and water jet (8) have still been seted up to organism (11), the import of water inlet (7), filter stand (4), filter (5), the export of filter stand (4), filtration back water course and water jet (8) are according to the preface intercommunication setting.
2. The integrated water spraying and filtering oilless vacuum pump as claimed in claim 1, characterized in that the filtering seat (4) comprises an annular water channel (9) and a middle water outlet part (10), the annular water channel (9) is used as an inlet, the middle water outlet part (10) is surrounded by the annular water channel (9) and is provided with an outlet, and an outflow runner arranged in the middle water outlet part (10) is communicated with the filtered water channel; after the filter (5) is arranged on the filter seat (4), the annular water channel (9) is communicated with a liquid inlet of the filter (5), and a liquid outlet of the filter (5) is communicated with an outlet.
3. The water spray and filter integrated oilless vacuum pump as defined in claim 2 is characterized in that the lower end of the filter (5) is sleeved in the filter base (4).
4. The integrated oil-free vacuum pump for water spraying and filtering according to claim 1 or 2, wherein the filtering seat (4) is arranged at one end of the machine body (11) along the length direction of the machine body (11), the end is integrally provided with a longitudinal part (16), the longitudinal part (16) is provided with a first filtering back water channel (17), the machine body (11) is integrally provided with a transverse part (18) transversely arranged at the air suction cavity (1), and the transverse part (18) is provided with a second filtering back water channel (19).
5. The water spray filtration integrated oilless vacuum pump as defined in claim 4 is characterized in that the top of the first filtered back water channel (17) is used as the middle water outlet (10) of the filter base (4).
6. The integral oilless vacuum pump of water spray filtration of claim 4, wherein the body (11) is an integral structure of die casting or casting, the integral structure forms the longitudinal part (16) and the transverse part (18), the longitudinal part (16) and the transverse part (18) are mutually and longitudinally connected, the longitudinal part (16) is longitudinally perforated to form the first filtering back water channel (17), and the transverse part (18) is transversely perforated to form the second filtering back water channel (19).
7. The integrated oil-free vacuum pump for water spray filtration according to claim 6, wherein the filtration seat (4) is provided at one end of the bearing seat (14) of the body (11), the longitudinal portion (16) is also provided at the one end, the transverse portion (18) is provided to extend from one end of the bearing seat (14) of the body (11) to the other end of the body (11) near the gear side of the main machine of the oil-free vacuum pump, and the perforated hole (20) of the second filtered water channel (19) is provided at one end of the bearing seat (14) of the body (11).
8. An integrated oil-free vacuum pump for water spray filtration according to claim 4, characterized in that the transverse part (18) is provided with upwardly open water jets (8).
9. The integral oilless vacuum pump as defined in claim 1, wherein said water jet (8) is provided with a mist spray head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322648506.0U CN220890498U (en) | 2023-09-27 | 2023-09-27 | Water spray filters integral type oilless vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322648506.0U CN220890498U (en) | 2023-09-27 | 2023-09-27 | Water spray filters integral type oilless vacuum pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220890498U true CN220890498U (en) | 2024-05-03 |
Family
ID=90871701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322648506.0U Active CN220890498U (en) | 2023-09-27 | 2023-09-27 | Water spray filters integral type oilless vacuum pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220890498U (en) |
-
2023
- 2023-09-27 CN CN202322648506.0U patent/CN220890498U/en active Active
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