CN218030676U - Brushless water pump - Google Patents
Brushless water pump Download PDFInfo
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- CN218030676U CN218030676U CN202222477743.0U CN202222477743U CN218030676U CN 218030676 U CN218030676 U CN 218030676U CN 202222477743 U CN202222477743 U CN 202222477743U CN 218030676 U CN218030676 U CN 218030676U
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- brushless
- water inlet
- water pump
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Abstract
The utility model discloses a brushless water pump, it includes: the top and the bottom of the shell are respectively provided with a water outlet and a water inlet; the pump body is positioned in the shell and comprises a pump body and a pump head sleeved on the pump body, the two sides of the pump body are respectively provided with an accommodating cavity and a flow channel, and the bottom of the pump head is provided with a through port communicated with the flow channel; the adapter is positioned in the shell and is communicated with the flow channel and the water outlet; brushless motor is located the holding intracavity, is connected with the impeller in its pivot, the impeller stretches out outside the holding chamber to be located water inlet department, rotate with the pivot at brushless motor during operation, thereby make rivers flow in from the water inlet, flow through opening, runner, adapter and delivery port outflow.
Description
Technical Field
The utility model relates to a water pump technical field, more specifically relate to a brushless water pump.
Background
The brushless water pump is a direct-current water pump driven by a direct-current brushless motor, and water flow is pumped into the water pump by continuously forming vacuum or negative pressure at a water inlet and is discharged through a water outlet, however, most of the existing brushless water pumps have the problem of large volume.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a brushless water pump that the volume is less is provided.
In order to solve the technical problem, the utility model provides a brushless water pump, it includes:
the top and the bottom of the shell are respectively provided with a water outlet and a water inlet;
the pump body is positioned in the shell and comprises a pump body and a pump head sleeved on the pump body, the two sides of the pump body are respectively provided with an accommodating cavity and a flow channel, and the bottom of the pump head is provided with a through port communicated with the flow channel;
the adapter is positioned in the shell and is communicated with the flow channel and the water outlet;
brushless motor is located the holding intracavity, is connected with the impeller in its pivot, the impeller stretches out outside the holding chamber to be located water inlet department, rotate with the pivot at brushless motor during operation, thereby make rivers flow in from the water inlet, flow through opening, runner, adapter and delivery port outflow.
The further technical scheme is as follows: the adapter includes first tube-shaped body and the second tube-shaped body that outwards extends formation from first tube-shaped body one side, the second tube-shaped body is connected with the pump body, and communicates with runner and delivery port.
The further technical scheme is as follows: the outer wall of the first cylindrical body is provided with threads, and the inner wall of the shell is correspondingly provided with connecting threads so as to be in threaded connection with the first cylindrical body.
The further technical scheme is as follows: and a sealing ring is arranged between the first cylindrical body and the inner wall of the shell.
The further technical scheme is as follows: the pump body includes mounting panel, third tube-shaped body and fourth tube-shaped body are located the mounting panel both sides and wear to establish the mounting panel, holding chamber and runner are formed in the third tube-shaped body and fourth tube-shaped body respectively.
The further technical scheme is as follows: the brushless water pump is characterized by further comprising a protective cover arranged at the bottom of the shell, and a water inlet hole is formed in the bottom of the protective cover.
The further technical scheme is as follows: and filter cotton is arranged between the water inlet hole of the protective cover and the water inlet of the shell.
The further technical scheme is as follows: the casing includes that shell and lid locate on the shell and be formed with the bottom of an accommodation space with the shell, the pump body, adapter and brushless motor are located the accommodation space, the shell top is seted up to the delivery port, the water inlet is seted up on the bottom.
The further technical scheme is as follows: four connecting columns are formed on the periphery in the bottom cover, inserting ports are formed in the connecting columns, four inserting columns are correspondingly arranged in the shell, and the four inserting columns are respectively inserted into the four inserting ports.
The further technical scheme is as follows: the brushless motor comprises a stator component and a rotor component arranged in the stator component, and the impeller is fixed on a rotating shaft of the rotor component.
Compared with the prior art, the utility model discloses brushless motor among the brushless water pump installs the impeller, brushless motor during operation, brushless motor's high-speed rotation of pivot is followed to the impeller to make the rivers of water inlet department produce centrifugal force, continuously form the negative pressure and go into the pump body with rivers from the water inlet pump in water inlet department, through the opening, the runner, adapter and delivery port flow, realize the function of drawing water, and delivery port and water inlet are located the top and the bottom of casing, lie in same axial, can effectively reduce brushless water pump's volume.
The invention will become more apparent from the following description when taken in conjunction with the accompanying drawings which illustrate embodiments of the invention.
Drawings
Fig. 1 is a schematic structural diagram of a brushless water pump according to an embodiment of the present invention.
Fig. 2 is an exploded schematic view of a brushless water pump according to an embodiment of the present invention.
Fig. 3 is a schematic cross-sectional view of a brushless water pump according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, in which like component numbers represent like components. It is obvious that the embodiments to be described below are only a part of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 to 3, fig. 1 to 3 show a specific embodiment of the brushless water pump 10 of the present invention. In the embodiment shown in the drawings, the brushless water pump 10 includes a housing 11, and a pump body, an adapter 13 and a brushless motor 14 which are located in the housing 11, wherein the top and the bottom of the housing 11 are respectively provided with a water outlet 1111 and a water inlet 1121; the pump body comprises a pump body 121 and a pump head 122 sleeved on the pump body 121, the two sides of the pump body 121 are respectively provided with an accommodating cavity 1214 and a flow passage 1215, and the bottom of the pump head 122 is provided with a through port 1221 communicated with the flow passage 1215; the adapter 13 is communicated with the flow passage 1215 and the water outlet 1111; the brushless motor 14 is located in the accommodating cavity 1214, an impeller 15 is connected to the rotating shaft 1421 of the brushless motor 14, and the impeller 15 extends out of the accommodating cavity 1214 and is located at the water inlet 1121 so as to rotate along with the rotating shaft 1421 when the brushless motor 14 works, so that water flows in from the water inlet 1121 and flows out through the port 1221, the flow passage 1215, the adapter 13 and the water outlet 1111. Based on above-mentioned design, delivery port 1111 and water inlet 1121 are located the top and the bottom of casing 11, are located the same axial, can effectively reduce brushless water pump 10's volume, the utility model discloses brushless water pump 10 during operation, impeller 15 follows brushless motor 14's pivot 1421 is high-speed rotatory, can make the rivers production centrifugal force of water inlet 1121 department, continuously forms the negative pressure and with rivers from water inlet 1121 pump income pump body in water inlet 1121 department, through interface 1221, runner 1215, adapter 13 and delivery port 1111 outflow, realizes the function of drawing water.
In some embodiments, the adapter 13 includes a first cylindrical body 131 and a second cylindrical body 132 extending from one side of the first cylindrical body 131, wherein the second cylindrical body 132 is connected to the pump body and is communicated with the flow passage 1215 and the water outlet 1111; further, the outer wall of the first cylindrical body 131 is provided with threads, the inner wall of the housing 11 is correspondingly provided with connecting threads to be connected with the first cylindrical body 131 through the threads, and a sealing ring 18 is arranged between the first cylindrical body 131 and the inner wall of the housing 11 to realize sealing and prevent water from flowing into other positions in the housing 11 along a gap between the first cylindrical body 131 and the inner wall of the housing 11. Based on the design, the pump body upper flow passage 1215 and the shell 11 upper water outlet 1111 are communicated through the adapter 13, and the purpose of pumping water is achieved.
In some embodiments, the pump body 121 includes a mounting plate 1211, a third cylindrical body 1212 and a fourth cylindrical body 1213, the third cylindrical body 1212 and the fourth cylindrical body 1213 are disposed on two sides of the mounting plate 1211 and penetrate the mounting plate 1211, the receiving cavity 1214 and the flow passage 1215 are respectively formed in the third cylindrical body 1212 and the fourth cylindrical body 1213, a second sealing ring 19 is further disposed between the pump head 122 and the pump body 121, and the mounting plate 1211 abuts against a top surface of the pump head 122.
With continued reference to fig. 2 and 3, the direction of the arrows in fig. 3 is the direction of water flow. In the embodiment shown in the drawings, the housing 11 includes a casing 111 and a bottom cover 112 covering the casing 111 and forming an accommodating space with the casing 111, the pump body, the adapter 13 and the brushless motor 14 are located in the accommodating space, the water outlet 1111 is opened at the top of the casing 111, the water inlet 1121 is opened at the bottom cover 112, and the water inlet 1121 and the water outlet 1111 are located in the same axial direction.
Specifically, in this embodiment, a connector 17 is connected to the water outlet 1111 of the outer shell 111 through a screw thread to connect an external water pipe, four connecting posts 1122 are formed around the inner periphery of the bottom cover 112, the connecting posts 1122 are provided with insertion ports 1123, four insertion posts are correspondingly arranged in the outer shell 111, and the four insertion posts are respectively inserted into the four insertion ports 1123 to connect the outer shell 111 and the bottom cover 112.
Further, the brushless water pump 10 further includes a protective cover 16 covering the bottom of the bottom cover 112, a water inlet 161 is opened at the bottom of the protective cover 16, and a filter cotton 162 is disposed between the water inlet 161 of the protective cover 16 and the water inlet 1121 of the housing 11 to filter impurities.
In some embodiments, the brushless motor 14 includes a stator assembly 141 and a rotor assembly 142 disposed in the stator assembly 141, and the impeller 15 is fixed to a rotating shaft 1421 of the rotor assembly 142. Understandably, a PCB board 143 is installed on an end surface of the stator assembly 141, a control circuit is disposed on the PCB board 143 to control the operation of the brushless motor 14, when the brushless motor is powered on, the control circuit can change the electromagnetic direction of the stator assembly 141 by controlling the current to change, the change of the magnetic force direction of the stator assembly 141 drives the rotor assembly 142, the rotating shaft 1421 to rotate, and the impeller 15 rotates at a high speed.
Understandably, the utility model discloses when brushless water pump 10 uses, brushless motor 14 works, high-speed rotation of pivot 1421 in the rotor subassembly 142, it follows fast revolution to be fixed in impeller 15 on pivot 1421, thereby make water produce centrifugal force, it continuously forms the negative pressure and pumps rivers from inlet opening 161 pump in the pump body to locate at water inlet 1121, through water inlet 1121, opening 1221, runner 1215, adapter 13 and delivery port 1111 flow, realize the function of drawing water, and delivery port 1111 and water inlet 1121 are located the top and the bottom of casing 11, be located same axial, compare prior art in water inlet 1121 and delivery port 1111 be located same end, namely water inlet 1121 and delivery port 1111 all are located the brushless water pump 10 on bottom 112 or all are located the shell 111, can effectively reduce brushless water pump 10's volume, and be provided with sealing washer 18 at the junction of 13 and casing 11, be provided with second sealing washer 19 between pump 122 and pump body 121, brushless water pump 10's sealing performance is better, can prolong brushless water pump 10's life-span.
The present invention has been described in connection with the preferred embodiments, but the present invention is not limited to the embodiments disclosed above, and is intended to cover various modifications, equivalent combinations, which are made according to the essence of the present invention.
Claims (10)
1. A brushless water pump, comprising:
the top and the bottom of the shell are respectively provided with a water outlet and a water inlet;
the pump body is positioned in the shell and comprises a pump body and a pump head sleeved on the pump body, the two sides of the pump body are respectively provided with an accommodating cavity and a flow channel, and the bottom of the pump head is provided with a through port communicated with the flow channel;
the adapter is positioned in the shell and is communicated with the flow channel and the water outlet;
brushless motor is located the holding intracavity, is connected with the impeller in its pivot, the impeller stretches out outside the holding chamber to be located water inlet department, rotate with the pivot at brushless motor during operation, thereby make rivers flow in from the water inlet, flow through opening, runner, adapter and delivery port outflow.
2. The brushless water pump as claimed in claim 1, wherein: the adapter includes first tube-shaped body and the second tube-shaped body that outwards extends formation from first tube-shaped body one side, the second tube-shaped body is connected with the pump body, and with runner and delivery port intercommunication.
3. The brushless water pump as claimed in claim 2, wherein: the outer wall of the first cylindrical body is provided with threads, and the inner wall of the shell is correspondingly provided with connecting threads so as to be in threaded connection with the first cylindrical body.
4. The brushless water pump as defined in claim 3, wherein: and a sealing ring is arranged between the first cylindrical body and the inner wall of the shell.
5. The brushless water pump as claimed in claim 1, wherein: the pump body includes mounting panel, third tube-shaped body and fourth tube-shaped body are located the mounting panel both sides and wear to establish the mounting panel, holding chamber and runner are formed in the third tube-shaped body and fourth tube-shaped body respectively.
6. The brushless water pump as claimed in claim 1, wherein: the brushless water pump is characterized by further comprising a protective cover arranged at the bottom of the shell, and a water inlet hole is formed in the bottom of the protective cover.
7. The brushless water pump as claimed in claim 6, wherein: and filter cotton is arranged between the water inlet hole of the protective cover and the water inlet of the shell.
8. The brushless water pump as claimed in claim 1, wherein: the casing includes that shell and lid locate on the shell and be formed with the bottom of an accommodation space with the shell, the pump body, adapter and brushless motor are located the accommodation space, the shell top is seted up to the delivery port, the water inlet is seted up on the bottom.
9. The brushless water pump as claimed in claim 8, wherein: four connecting columns are formed on the periphery in the bottom cover, inserting ports are formed in the connecting columns, four inserting columns are correspondingly arranged in the shell, and the four inserting columns are respectively inserted into the four inserting ports.
10. The brushless water pump as claimed in claim 1, wherein: the brushless motor comprises a stator component and a rotor component arranged in the stator component, and the impeller is fixed on a rotating shaft of the rotor component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222477743.0U CN218030676U (en) | 2022-09-19 | 2022-09-19 | Brushless water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222477743.0U CN218030676U (en) | 2022-09-19 | 2022-09-19 | Brushless water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218030676U true CN218030676U (en) | 2022-12-13 |
Family
ID=84354276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222477743.0U Active CN218030676U (en) | 2022-09-19 | 2022-09-19 | Brushless water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218030676U (en) |
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2022
- 2022-09-19 CN CN202222477743.0U patent/CN218030676U/en active Active
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