CN213088351U - Cooling pump with filtering function for machine tool - Google Patents
Cooling pump with filtering function for machine tool Download PDFInfo
- Publication number
- CN213088351U CN213088351U CN202021450385.9U CN202021450385U CN213088351U CN 213088351 U CN213088351 U CN 213088351U CN 202021450385 U CN202021450385 U CN 202021450385U CN 213088351 U CN213088351 U CN 213088351U
- Authority
- CN
- China
- Prior art keywords
- filter screen
- pump
- casing
- machine tool
- cooling pump
- Prior art date
- 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
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 27
- 238000001914 filtration Methods 0.000 title claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- 230000000694 effects Effects 0.000 claims abstract description 9
- 238000004140 cleaning Methods 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 239000007788 liquid Substances 0.000 abstract description 6
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 239000012535 impurity Substances 0.000 description 10
- 238000004891 communication Methods 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000002033 PVDF binder Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a cooling pump for lathe with filtering capability, including the motor and the pump body, the pump body includes the cylindric casing of upper and lower open-ended, and the rotation is connected with pivoted pump shaft under motor drive in the casing. Open-ended pump cover about the lower extreme of casing is fixed, the lower extreme opening part of pump cover can be dismantled and be connected with first filter screen, first filter screen is the umbelliform, the pump cover internal fixation has the second filter screen and carries out clear clean subassembly to the second filter screen, clean subassembly is including fixing the fixed column in second filter screen center department, wear to be equipped with the pivot that can the rotation in the fixed column, the pivot outer wall is provided with pivoted power blade under the rivers effect, the power blade below is provided with the work bar of fixing in the pivot, be provided with on the work bar with the brush hair that second filter screen up end supported and lean on. Liquid is filtered at the water inlet, the filter screen can be self-cleaned, the filtering effect is good, and the service life of the cooling pump is prolonged.
Description
Technical Field
The utility model relates to a centrifugal pump technical field especially relates to cooling pump for lathe with filtering capability.
Background
The machine tool cooling pump is a lift type multistage centrifugal pump, a pump suction inlet is in the axial position, a discharge outlet is in the radial direction, and the machine tool cooling pump is used for a high-precision and high-function machine tool which needs high pressure, cools a processed object and improves the surface smoothness, and is very suitable for dispersing cutting powder and then enabling the cutting powder to flow out or be cleaned. The machine tool cooling pump has the advantages of attractive appearance, high efficiency, energy conservation, quiet operation and the like. However, in the working process of the existing cooling pump, liquid in the cooling liquid pool is sucked from the liquid pool and continuously discharged from the water outlet under the negative pressure generated by the rotation of the impeller in the cooling pump. However, the liquid may contain impurities, the existing cooling pump lacks an effective filtering device, the impurities in the liquid can impact the impeller in the pumping process and even block the passage of the impeller, the damage of the cooling pump is caused, and the service life is shortened.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects, the utility model aims to provide a cooling pump for lathe with filtering capability filters liquid at the water inlet to can carry out self-cleaning to the filter screen, the filter effect is good, extension cooling pump life.
In order to achieve the above purpose, the utility model discloses a technical scheme is: cooling pump for lathe with filtering capability, including the motor and the pump body, the pump body includes the cylindric casing of upper and lower open-ended, the casing internal rotation is connected with pivoted pump shaft, its characterized in that under motor drive: the lower extreme of casing is fixed upper and lower open-ended pump cover, the lower extreme opening part of pump cover can be dismantled and be connected with first filter screen, first filter screen is the umbelliform, the pump cover internal fixation has the second filter screen and carries out clear clean subassembly to the second filter screen, clean subassembly is including fixing the fixed column of second filter screen center department, wear to be equipped with the pivot of can autogyration in the fixed column, the pivot outer wall is provided with pivoted power blade under the rivers effect, power blade below is provided with fixes the work lever in the pivot, be provided with on the work lever with the brush hair that second filter screen up end supported and lean on.
The beneficial effects of the utility model reside in that: be provided with first filter screen and second filter screen on the pump cover, dual filtration filter effect is good, and first filter screen can be dismantled, the clearance of being convenient for, and be umbelliform, and impurity is along the difficult adhesion on first filter screen of inclined plane landing. The second filter screen is provided with a cleaning assembly, the power blade drives the rotating shaft to rotate under the action of water flow, and the bristles clean the second filter screen. The whole cooling pump has good filtering effect, can self-clean the filter screen and prolong the service life of the cooling pump.
Furthermore, the power blades are double-spiral blades, the axes of the double-spiral blades are overlapped with the axis of the rotating shaft and are located in the center, a gap is reserved between the outer side edges of the power blades and the side wall of the pump cover, water flows pass through the gap and enter the shell, and the power blades rotate under the action of the water flows to provide rotating torque for the cleaning assembly.
Further, the first filter screen is fixedly connected with the pump cover through a bolt, and the taper angle of the first filter screen is 60-120 degrees. When the impurities reach the surface of the umbrella-shaped first filter net, the impurities can smoothly slide off, so that the situation that the impurities are attached to the surface of the umbrella-shaped filter net is avoided.
Further, the diameter of the through holes of the first filter screen is larger than that of the through holes of the second filter screen, the first filter screen is subjected to rough filtration, and the second filter screen is subjected to fine filtration.
Further, an upper limit limiting block and a lower limit limiting block which are positioned at the upper end and the lower end of the fixed column are fixed on the rotating shaft, the upper limit limiting block and the rotating shaft are integrally formed, and the lower limit is in threaded connection with the rotating shaft.
The pump comprises a motor and a pump body, and is characterized by further comprising a connecting seat fixed between the motor and the pump body, wherein a water outlet communicated with the inner cavity of the shell is formed in the connecting seat, a switching cavity located above the water outlet is formed in the connecting seat, the pump shaft penetrates through the through hole and extends into the switching cavity, an output shaft of the motor extends into the switching cavity and is connected with the pump shaft through a coupler, and a sealing element is arranged at the communication position of the switching cavity and the inner cavity of the shell.
Further, a plurality of impellers rotating in the shell are fixed on the pump shaft, and a fluid director fixed in the shell is arranged between every two adjacent impellers.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a schematic structural view of a pump cover in an embodiment of the present invention;
fig. 3 is an enlarged view of a portion a in fig. 2.
In the figure:
1-motor, 2-shell, 3-pump shaft, 4-pump cover, 5-first filter screen, 6-second filter screen, 7-cleaning component, 71-fixed column, 72-rotating shaft, 721-upper limiting block, 722-lower limiting block, 73-power blade, 74-working rod, 75-bristle, 8-connecting seat, 81-water outlet and 82-switching cavity.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.
Examples
Referring to fig. 1-3, the cooling pump for a machine tool with a filtering function includes a motor 1 and a pump body, the pump body includes a cylindrical housing 2 with an upper opening and a lower opening, and a pump shaft 3 driven by the motor 1 to rotate is rotatably connected to the housing 2. A plurality of impellers rotating in the shell 2 are fixed on the pump shaft 3, and a fluid director fixed in the shell 2 is arranged between every two adjacent impellers. The fixed connecting seat 8 that is fixed with between the motor 1 and the pump body, motor 1 concreties with fixed upper left end, and casing 2 concreties with the 8 lower extremes of connecting seat. A water outlet 81 communicated with the inner cavity of the shell 2 is arranged on the connecting seat 8, and a switching cavity 82 positioned above the water outlet 81 is arranged in the connecting seat 8. The pump shaft 3 penetrates through the through hole and extends into the switching cavity 82, the output shaft of the motor 1 extends into the switching cavity 82 and is connected with the pump shaft 3 through a coupler, a sealing element is arranged at the communication position of the switching cavity 82 and the inner cavity of the shell 2, and the sealing element comprises a rubber sealing ring and a mechanical sealing structure.
The pump cover 4 with the upper opening and the lower opening is fixed at the lower end of the shell 2, the lower opening of the pump cover 4 is detachably connected with a first filter screen 5, and the first filter screen 5 is umbrella-shaped. The first filter screen 5 is fixedly connected with the pump cover 4 through a bolt, and the taper angle of the first filter screen 5 is 60-120 degrees. When the impurities reach the surface of the umbrella-shaped first filter screen 5, the impurities can smoothly slide off, so that the impurities are prevented from being attached to the surface of the umbrella-shaped first filter screen.
The pump cover 4 is internally fixed with a second filter screen 6 and a cleaning assembly 7 for cleaning the second filter screen 6, the cleaning assembly 7 comprises a fixed column 71 fixed at the center of the second filter screen 6, a rotating shaft 72 capable of rotating automatically penetrates through the fixed column 71, the outer wall of the rotating shaft 72 is provided with a power blade 73 rotating under the action of water flow, a working rod 74 fixed on the rotating shaft 72 is arranged below the power blade 73, and bristles 75 abutted against the upper end face of the second filter screen are arranged on the working rod 74.
The power blades 73 are double-helix blades, the axes of the double-helix blades coincide with the axis of the rotating shaft 72 and are located at the center, a gap is reserved between the outer side edges of the power blades 73 and the side wall of the pump cover 4, water flows can pass through the gap and enter the shell 2, and the power blades 73 rotate under the action of the water flows to provide rotating torque for the cleaning assembly 7. An upper limit limiting block and a lower limit block 722 which are positioned at the upper end and the lower end of the fixed column 71 are fixed on the rotating shaft 72, the upper limit block 721 and the rotating shaft 72 are integrally formed, and the lower limit block is in threaded connection with the rotating shaft 72. The rotating shaft 72, the upper limit limiting block, the lower limiting block 722, the power blade 73 and the working rod 74 are made of PTFE or PVDF materials
The diameter of the through holes of the first filter screen 5 is larger than that of the through holes of the second filter screen 6, the first filter screen 5 is subjected to rough filtration, and the second filter screen 6 is subjected to fine filtration.
Be provided with first filter screen 5 and second filter screen 6 on the pump cover 4, dual filtration filter effect is good, and first filter screen 5 can be dismantled, the clearance of being convenient for, and be umbelliform, and impurity is along the difficult adhesion on first filter screen 5 of inclined plane landing. The second filter screen 6 is provided with a cleaning component 7, the power blade 73 drives the rotating shaft 72 to rotate under the action of water flow, and the bristles 75 clean the second filter screen 6. The whole cooling pump has good filtering effect, can self-clean the filter screen and prolong the service life of the cooling pump.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.
Claims (7)
1. Cooling pump for lathe with filtering capability, including motor (1) and the pump body, the pump body includes cylindric casing (2) of upper and lower open-ended, casing (2) internal rotation is connected with pivoted pump shaft (3) under motor (1) drive, its characterized in that: the lower extreme of casing (2) is fixed upper and lower open-ended pump cover (4), the lower extreme opening part of pump cover (4) can be dismantled and be connected with first filter screen (5), first filter screen (5) are umbelliform, pump cover (4) internal fixation has second filter screen (6) and carries out clear clean subassembly (7) to second filter screen (6), clean subassembly (7) are including fixing fixed column (61) of second filter screen (6) center department, wear to be equipped with pivot (62) that can the autogyration in fixed column (61), pivot (62) outer wall is provided with pivoted power blade (63) under the rivers effect, power blade (63) below is provided with work lever (64) of fixing on pivot (62), be provided with brush hair (65) that lean on with second filter screen (6) up end on the work lever (64).
2. The cooling pump for a machine tool having a filtering function according to claim 1, characterized in that: the power blades (63) are double-spiral blades, the axis of the power blades coincides with that of the rotating shaft (62), a gap is reserved between the outer side edges of the power blades (63) and the side wall of the pump cover, and the power blades (63) rotate under the action of water flow to provide rotating torque for the cleaning assembly.
3. The cooling pump for a machine tool having a filtering function according to claim 1, characterized in that: the first filter screen (5) is fixedly connected with the pump cover (4) through a bolt, and the taper angle of the first filter screen (5) ranges from 60 degrees to 120 degrees.
4. The cooling pump for a machine tool having a filtering function according to claim 1, characterized in that: the diameter of the through hole of the first filter screen (5) is larger than that of the through hole of the second filter screen (6).
5. The cooling pump for a machine tool having a filtering function according to claim 1, characterized in that: the upper limiting block (621) and the lower limiting block (622) which are positioned at the upper end and the lower end of the fixing column (61) are fixed on the rotating shaft (62), the upper limiting block (621) and the rotating shaft (62) are integrally formed, and the lower limiting block (622) is in threaded connection with the rotating shaft (62).
6. The cooling pump for a machine tool having a filtering function according to any one of claims 1 to 5, wherein: still including fixing connecting seat (8) between the motor (1) and the pump body, be provided with delivery port (81) with casing (2) inner chamber intercommunication on connecting seat (8), be provided with switching chamber (82) that are located the delivery port top in connecting seat (8), pump shaft (3) stretch into switching chamber (82) in, the output shaft of motor (1) extends to be connected with pump shaft (3) through the shaft coupling in switching chamber (82), the intercommunication department of the inner chamber of switching chamber (82) and casing (2) is provided with the sealing member.
7. The cooling pump with a filtering function for a machine tool according to claim 6, wherein: a plurality of impellers rotating in the shell (2) are fixed on the pump shaft (3), and a fluid director fixed in the shell is arranged between every two adjacent impellers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021450385.9U CN213088351U (en) | 2020-07-21 | 2020-07-21 | Cooling pump with filtering function for machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021450385.9U CN213088351U (en) | 2020-07-21 | 2020-07-21 | Cooling pump with filtering function for machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213088351U true CN213088351U (en) | 2021-04-30 |
Family
ID=75626118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021450385.9U Expired - Fee Related CN213088351U (en) | 2020-07-21 | 2020-07-21 | Cooling pump with filtering function for machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213088351U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113279967A (en) * | 2021-06-16 | 2021-08-20 | 江苏长凯机械设备有限公司 | Long shaft pump structure |
-
2020
- 2020-07-21 CN CN202021450385.9U patent/CN213088351U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113279967A (en) * | 2021-06-16 | 2021-08-20 | 江苏长凯机械设备有限公司 | Long shaft pump structure |
| CN113279967B (en) * | 2021-06-16 | 2022-07-12 | 江苏长凯机械设备有限公司 | Long shaft pump structure |
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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 |
Granted publication date: 20210430 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |