CN212672070U - Water pump for cooling machine tool - Google Patents
Water pump for cooling machine tool Download PDFInfo
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- CN212672070U CN212672070U CN202021534180.9U CN202021534180U CN212672070U CN 212672070 U CN212672070 U CN 212672070U CN 202021534180 U CN202021534180 U CN 202021534180U CN 212672070 U CN212672070 U CN 212672070U
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Abstract
The utility model discloses a water pump for cooling a machine tool, which comprises a motor, wherein one end of the motor extends out of a power output end, a connector with external threads is arranged outside the power output end, and the other end of the motor is provided with a power line penetrating hole; the pump body and the support plate are connected through a sleeve and a water outlet pipe, the sleeve and the water outlet pipe penetrate through the support plate, an internal thread matched with the connector is arranged at the upper end of the sleeve, an overflow port is formed in one side wall, close to the pump body, of the sleeve, and a pin hole is formed in the wall, opposite to the overflow port, of the sleeve; the bottom of the pump body extends upwards to form an impeller mounting cavity, a mounting hole for the sleeve to pass through and a water outlet hole communicated with the lower end of the water outlet pipe are correspondingly formed in the pump body, an annular ceramic pad is arranged at the bottom of the sleeve, and the end part of the power output end is connected with an impeller; the bottom of the pump body is provided with a cover plate, and the cover plate is provided with a cooling liquid inlet. The utility model discloses a set up component spare with the motor and the pump body, reasonable in design, change the convenience, but changing waste into valuables, used repeatedly, resources are saved, reduce cost.
Description
Technical Field
The utility model relates to a water pump technical field, concretely relates to water pump is used in lathe cooling.
Background
The existing cooling water pump for the machine tool mostly adopts an electric pump with a motor and a pump body integrated, and the structure has the characteristics of beautiful appearance, light volume, low noise and strong overload capacity.
The inventor discovers that:
when the integral electric pump is used, once the motor is burnt out or the pump body fails and cannot be used, a new water pump must be purchased again for replacement, so that another part of the intact parts is discarded at the same time, resource waste is caused, and the use cost of consumers is increased.
Disclosure of Invention
In order to solve the technical problem, the utility model provides a water pump for machine tool cooling.
The invention conception is as follows: in view of the fact that the existing cooling water pump for the machine tool basically adopts an electric pump with a motor and a pump body integrated, once the whole body with a fault is scrapped, the parts without the fault can be discarded at the same time, and resource waste is caused. Therefore, the motor and the pump body are arranged into the split part, when the split part breaks down, the split part and other intact parts only need to be replaced, so that waste is changed into valuable, the components are recycled, and the purposes of saving resources and reducing cost are achieved; and also to facilitate installation when replacement is considered.
Therefore, the technical scheme of the utility model is that: the utility model provides a water pump for machine tool cooling, includes the motor of both ends area end cover, and it has power take off end, its characterized in that to stretch out on one of them end cover of motor:
the power output end of the motor is sleeved with a connector with external threads, the connector is fixed on the end cover and is in an integrated structure with the end cover, and a power line penetrating hole is formed in the side wall of the other end cover of the motor;
the cooling pump further comprises a pump body and a support plate arranged above the pump body, the pump body is connected with the support plate through a sleeve and a water outlet pipe in the vertical direction, the sleeve and the water outlet pipe penetrate through the support plate and extend upwards, the upper end of the sleeve is provided with an internal thread matched with the connector, the upper end of the water outlet pipe is provided with a mounting part connected with a cooling system of a machine tool, and the sleeve is provided with an overflow port close to one side wall of the pump body and used for communicating with the atmosphere and preventing cooling liquid from entering the motor along the inner cavity of the;
the bottom of the pump body extends upwards to be provided with an impeller mounting cavity, the pump body is correspondingly provided with a mounting hole communicated with the impeller mounting cavity and used for a sleeve to pass through, and a water outlet hole communicated with the lower end of the water outlet pipe, an annular ceramic pad is arranged in the step hole, the power output end of the motor passes through the sleeve, the pump body and the ceramic pad and extends into the impeller mounting cavity, the power output end of the motor is in clearance fit with the ceramic pad, and the end part of the power output end of the motor is fixed with an impeller through a nut;
the bottom of the pump body is provided with a cover plate, the cover plate and the pump body are provided with corresponding bolt mounting holes and are fixed through bolts, and the cover plate is provided with a cooling liquid inlet communicated with the impeller mounting cavity.
Preferably, the cross section of the impeller mounting cavity comprises two symmetrical outwards-convex first arc-shaped contour lines, one ends of the two first arc-shaped contour lines are intersected, the width of the two first arc-shaped contour lines is gradually increased after the two first arc-shaped contour lines extend to the other end of the impeller mounting cavity, the two end points are connected through an outwards-convex second arc-shaped contour line, the adjacent arc-shaped contour lines are in arc transition, a mounting hole for a sleeve to penetrate through is formed in the end close to the large width of the sleeve, a water outlet hole is formed in the end close to the small width of the sleeve; the structure is arranged to increase the water yield under the same power.
Preferably, a through pin shaft hole is radially formed in the position, corresponding to the overflow port in the sleeve, of the power output end of the motor, and a pin hole corresponding to the pin shaft hole is formed in the sleeve wall, opposite to the overflow port, of the sleeve and used for inserting a pin shaft to limit circumferential rotation of the power output end of the motor when the impeller is installed.
Preferably, a sealing ring is arranged between the power output end of the motor and the end cover, so that the cooling liquid can be further prevented from entering the motor when the water pump is transversely or inversely arranged.
Preferably, a cable gland head is arranged on the power line penetrating hole and used for fixing a power line on the side wall of the end cover of the motor. The cable gland head has the advantages that the cable gland head is convenient to install, can fix a power supply connecting wire on a motor end cover, plays a role in clamping the power supply connecting wire, effectively prevents the inner end of the motor power supply connecting wire from loosening, has a waterproof effect and is attractive in appearance.
Has the advantages that: the utility model discloses a motor and pump body set up into the part, which part breaks down and changes which part, intact part can change waste into valuables, used repeatedly to reach the purpose of resources are saved, cost is reduced; and simultaneously, the utility model has the advantages of reasonable design, convenient the change.
Drawings
Fig. 1 is an exploded view of the present invention.
Fig. 2 is an enlarged view of a in fig. 1.
Fig. 3 is an enlarged schematic view of the impeller installation cavity of the pump body according to the present invention.
Shown in the figure: 1. a motor; 11. a power output end; 12. a connector; 13. the power line penetrates through the hole; 14. a pin shaft hole; 2. a pump body; 21. a first arc-shaped contour line; 22. a second arc-shaped contour line; 23. a mounting hole for the sleeve to pass through; 24. a water outlet hole; 25. an arc-shaped baffle plate; 3. a support plate; 4. a sleeve; 41. an overflow port; 42. a pin hole; 43. a stepped bore; 5. a water outlet pipe; 6. a ceramic pad; 7. an impeller; 8. a cover plate; 81. a coolant inlet.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings, but the embodiment should not be construed as limiting the present invention.
The utility model discloses as shown in fig. 1 to 3:
a kind of machine tool cooling uses the water pump, adopt the vertical structure, including the electrical machinery 1 with end cap B in both ends, pass the bolted connection between body and the end cap of both ends, among them one end cap of the electrical machinery stretches out the power take-off 11, the power take-off overcoat has connector 12 with external whorl, the connector is fixed on end cap, as an organic whole structure with end cap, there are power cords that penetrate the hole 13 on the sidewall of the other end cap of the electrical machinery, there are cable glan heads (existing goods, not expressed in the figure) in the power cords that penetrate the hole, the power cord that the electrical machinery stretches out is fixed on the end cap sidewall of the electrical machinery through the cable glan head, can fix the power cord on end cap and can be waterproof, it is more convenient to install compared;
the cooling device comprises a pump body 2 and a support plate 3 arranged above the pump body, wherein the support plate is used for supporting the upper edge of a cooling liquid storage tank of a machine tool, the pump body and the support plate are fixedly connected through a sleeve 4 and a water outlet pipe 5 in the vertical direction, the sleeve and the water outlet pipe penetrate through the support plate and extend upwards, the upper end of the sleeve is provided with an internal thread matched with a connector 12 and is in threaded connection with a motor 1, the upper end of the water outlet pipe is provided with a mounting part connected with a cooling system of the machine tool, an overflow port 41 is arranged on one side wall of the sleeve, close to the pump body, and a pin hole 42 is arranged on the sleeve wall opposite to the overflow port, is used for communicating with the atmosphere;
the bottom of the pump body 2 extends upwards to be provided with an impeller mounting cavity, the pump body is correspondingly provided with a mounting hole 23 communicated with the impeller mounting cavity and used for a sleeve to pass through, and a water outlet hole 24 communicated with the lower end of a water outlet pipe, the bottom of the sleeve 4 is provided with a step hole 43, an annular ceramic pad 6 is arranged in the step hole, the power output end of the motor passes through the sleeve 4, the pump body 2 and the ceramic pad 6 and extends into the impeller mounting cavity, the power output end of the motor is in clearance fit with the ceramic pad, so that the impeller mounting cavity is communicated with the atmosphere and can exhaust air in the cavity, and the end part of the power output end of the motor is fixed with;
the bottom of the pump body 2 is provided with a cover plate 8, the pump body and the cover plate are provided with corresponding bolt mounting holes and are fixed through bolts, so that the pump body and the cover plate are convenient to disassemble; the cover plate is provided with a cooling liquid inlet 81 communicated with the impeller mounting cavity.
The cross section of the impeller mounting cavity comprises two symmetrical outwards-convex first arc-shaped contour lines 21, one ends of the two first arc-shaped contour lines are intersected, the width of the two first arc-shaped contour lines is gradually increased by extending towards the other end, the two end points are connected through an outwards-convex second arc-shaped contour line 22, and the adjacent arc-shaped contour lines are in arc transition; the mounting hole 23 for the sleeve to pass through is arranged at one end with a large width of the two first arc-shaped contour lines, the impeller cannot be interfered when the impeller is mounted, the water outlet hole 24 is arranged at one end with a small width, and an arc-shaped baffle 25 which protrudes inwards is arranged on the wall close to the water outlet hole and is used for blocking the cooling liquid at the water outlet hole, so that the flow speed can be improved (the cooling liquid firstly flows through the water outlet hole and then reaches the arc-shaped baffle, namely is positioned at the rear side of the water outlet hole, and if the directions are opposite; the outer contour of the pump body corresponds to that of the pump body, so that materials are saved, and the appearance is smart.
The power output end 11 of the motor is provided with a pin shaft hole 14 which penetrates through the sleeve in the radial direction at a position corresponding to the overflow port 41 on the sleeve, a pin hole 42 corresponding to the pin shaft hole is formed in the sleeve wall opposite to the overflow port 41 of the sleeve and used for inserting a pin shaft to limit the circumferential rotation of the power output end of the motor when the impeller is installed, the impeller is conveniently fixed by a nut, and a circumferential limiting structure between the power output end and the middle hole of the impeller is a conventional technology (if the middle hole is square, the power output end is a matched square structure), which is not described or expressed in the drawing.
A sealing ring is arranged between the power output end of the motor and the end cover, and the motor belongs to the conventional technology (not shown in the figure), so that the coolant can be further effectively prevented from flowing into the motor when the water pump is transversely placed or inverted.
Those skilled in the art will appreciate that the details of the present invention are not described in detail herein.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (6)
1. The utility model provides a water pump for machine tool cooling, includes the motor of both ends area end cover, and it has power take off end, its characterized in that to stretch out on one of them end cover of motor:
the power output end of the motor is sleeved with a connector with external threads, the connector is fixed on the end cover and is in an integrated structure with the end cover, and a power line penetrating hole is formed in the side wall of the other end cover of the motor;
the water pump further comprises a pump body and a support plate arranged above the pump body, the pump body is connected with the support plate through a sleeve and a water outlet pipe in the vertical direction, the sleeve and the water outlet pipe penetrate through the support plate and extend upwards, the upper end of the sleeve is provided with an internal thread matched with the connector and is in threaded connection with the motor, the upper end of the water outlet pipe is provided with a mounting part connected with a cooling system of a machine tool, and one side wall of the sleeve, close to the pump body, is provided with;
the bottom of the pump body extends upwards to be provided with an impeller mounting cavity, the pump body is correspondingly provided with a mounting hole communicated with the impeller mounting cavity and used for a sleeve to pass through, and a water outlet hole communicated with the lower end of the water outlet pipe, the bottom of the sleeve is provided with a step hole, an annular ceramic pad is arranged in the step hole, the power output end of the motor penetrates out of the sleeve, the pump body and the ceramic pad and extends into the impeller mounting cavity, the power output end of the motor is in clearance fit with the ceramic pad, and the end part of the power output end of the motor is fixed with an impeller through;
the bottom of the pump body is provided with a cover plate, and the cover plate is provided with a cooling liquid inlet communicated with the impeller installation cavity.
2. The water pump for machine tool cooling according to claim 1, characterized in that: the section of the impeller mounting cavity comprises two symmetrical outwards-convex first arc-shaped contour lines, one ends of the two first arc-shaped contour lines are intersected, the extending width of the two first arc-shaped contour lines is gradually increased towards the other end, the two end points are connected through an outwards-convex second arc-shaped contour line, the adjacent arc-shaped contour lines are in arc transition, a mounting hole for a sleeve to penetrate through is formed in the end close to the large width, a water outlet hole is formed in the end close to the small width, and an arc-shaped baffle protruding inwards into the cavity is formed in the cavity wall close to the; the outer contour of the pump body corresponds to the impeller mounting cavity.
3. The water pump for machine tool cooling according to claim 1 or 2, characterized in that: the power output end of the motor is radially provided with a through pin shaft hole corresponding to the position of the overflow port on the sleeve, and the sleeve wall opposite to the overflow port of the sleeve is provided with a pin hole corresponding to the pin shaft hole for inserting a pin shaft to limit the circumferential rotation of the power output end of the motor when an impeller is installed.
4. The water pump for machine tool cooling according to claim 3, characterized in that: and a sealing ring is arranged between the power output end of the motor and the end cover.
5. The water pump for machine tool cooling according to claim 1, 2 or 4, characterized in that: and a cable gland head is arranged on the power line penetrating hole and used for fixing a power line on the side wall of the end cover of the motor.
6. The water pump for machine tool cooling according to claim 3, characterized in that: and a cable gland head is arranged on the power line penetrating hole and used for fixing a power line on the side wall of the end cover of the motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021534180.9U CN212672070U (en) | 2020-07-29 | 2020-07-29 | Water pump for cooling machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021534180.9U CN212672070U (en) | 2020-07-29 | 2020-07-29 | Water pump for cooling machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212672070U true CN212672070U (en) | 2021-03-09 |
Family
ID=74816405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021534180.9U Active CN212672070U (en) | 2020-07-29 | 2020-07-29 | Water pump for cooling machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212672070U (en) |
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2020
- 2020-07-29 CN CN202021534180.9U patent/CN212672070U/en active Active
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