CN218669832U - Small swimming pool pump - Google Patents
Small swimming pool pump Download PDFInfo
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- CN218669832U CN218669832U CN202223336380.5U CN202223336380U CN218669832U CN 218669832 U CN218669832 U CN 218669832U CN 202223336380 U CN202223336380 U CN 202223336380U CN 218669832 U CN218669832 U CN 218669832U
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Abstract
The utility model discloses a small swimming pool pump, which relates to the field of swimming pool water pumps and comprises a filter cartridge, a pump body, a pump cover and a motor, wherein the filter cartridge is provided with a water outlet, a filter basket is arranged in the filter cartridge, and a perspective cover is arranged above the filter cartridge; the pump body adopts a semi-open structure with one closed side and the other open side, a connecting port and a water inlet are formed in the closed side of the pump body, the pump body is detachably connected with the filter cylinder through the connecting port, an impeller driven by the output end of the motor is placed in an inner cavity of the pump body, diffusion guide vanes are coaxially arranged on the periphery of the impeller, and the diffusion guide vanes are coaxially positioned by the pump cover and fixed on the open side of the pump body; the motor is provided with a control module for automatically controlling the start and stop of the motor. The utility model separates the filtering part of the pump from the main body of the pump, and is made into a split type, which is convenient for assembly and disassembly; the control module is additionally arranged to automatically control the start and stop of the pump without depending on manual operation; the clearance between the outer diameter of the guide vane and the base circle of the inner wall of the pump body is small, so that the effect of low noise is achieved while the volume loss is small, and fluid is guided to diffuse along the axial direction.
Description
Technical Field
The utility model relates to a field of water pump for the swimming pool, concretely relates to small-size swimming pool pump.
Background
At present, the swimming pool pump with a filter vat comprises three parts, namely the filter vat, a pump cavity and a motor which are sequentially connected together, and a filter basket is arranged in the filter vat. When the motor works, water in the swimming pool is pumped into the filter barrel, is filtered by the filter basket and then flows back into the swimming pool through the water outlet pipe joint of the pump cavity.
Chinese patent document (CN 114084944 a) discloses a three-speed swimming pool water pump with gradual mixed disinfection, which comprises: the pump body, water inlet pipe mouth and play water pipe mouth, the water inlet pipe mouth is connected to the pump body, and play water pipe mouth is connected to the pump body. It still includes: extrusion formula antiseptic solution leading-in mechanism. Extrusion formula antiseptic solution channels into mechanism includes: the device comprises an extrusion rotating plate, a transition cavity, a threaded connection port, a sliding rod, a connecting sleeve, a first connecting spring, a sealing block and a rotary mixing mechanism. The extrusion rotating plate is movably connected into the water outlet port. The transition cavity is arranged in the water outlet pipe opening. The threaded connection port is formed in the side wall of the transition cavity. The connecting sleeve is fixedly connected into the transition cavity. The slide bar is inserted into the connecting sleeve in a sliding manner. The first connecting spring is connected between the sliding rod and the connecting sleeve. The sealing block is fixedly connected to the sliding rod. The prior art taking this structure as an example has the following drawbacks:
1. the commonly adopted pump body volute is an annular extrusion chamber, a diffusion guide vane structure is added between the impeller and the pump body extrusion chamber for transition, the diffusion guide vane is extruded and fixed with the pump body and the cover plate by virtue of transition fit, is not separately positioned, is influenced by processing and assembling precision, and is not high in equipment stability;
2. most of the existing small swimming pool pump inlet assemblies and outlet assemblies are connected by outer pipe threads or inner pipe threads, so that the design and production difficulty of an injection mold is limited, and cases that inner threads and outer threads exist simultaneously are rarely seen, so that the application limitation exists, and the types of pipelines capable of being connected are limited;
3. the existing swimming pool pump is provided with a conventional single-phase or three-phase motor, the noise index in operation is checked according to the national recommended standard, the control functions of timing and starting and stopping are not provided, a switch needs to be manually controlled, and the management cost is increased;
4. the pump body and the filter cylinder are designed in an integrated manner, so that the pump body and the filter cylinder cannot be used due to installation problems in an application occasion that the installation space is particularly compact, the water quality has no large-particle sundries, and the filter basket is not required for filtering;
5. and a larger gap exists between the guide vane and the inner wall of the pump body, so that the size of the pump is relatively larger, the occupied space is increased, the volume loss is large, the efficiency of the whole pump is low, and the noise generated during working is large.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art, and provides a small swimming pool pump, which is characterized in that the filtering part of the pump is separated from the pump body to be made into a split type, thus being convenient for installation and disassembly; the control module is added to automatically control the start and stop of the pump, and manual operation is not relied on.
The purpose of the utility model is accomplished through following technical scheme: the small swimming pool pump comprises a filter cartridge, a pump body, a pump cover and a motor, wherein a water outlet is formed in the filter cartridge, a filter basket is arranged in the filter cartridge, and a perspective cover is arranged above the filter cartridge; the pump body is of a semi-open structure with one closed side and the other open side, a connecting port and a water inlet are formed in the closed side of the pump body, the pump body is detachably connected with the filter cylinder through the connecting port, an impeller driven by the output end of the motor is placed in an inner cavity of the pump body, diffusion guide vanes are coaxially arranged on the periphery of the impeller, and the diffusion guide vanes are coaxially positioned by the pump cover and fixed on the open side of the pump body; the motor is provided with a control module for setting working time so as to automatically control the start and stop of the motor.
As a further technical scheme, an annular protrusion is arranged on the surface of the pump cover matched with the open side of the pump body, an annular groove used for matching with the annular protrusion is formed in the opening part of the diffusion guide vane, so that the diffusion guide vane is positioned on the pump cover, and a flow collecting channel is arranged on one side, far away from the annular groove, of the diffusion guide vane and is used for axially collecting flow; the impeller is arranged on the inner side of the annular bulge.
As a further technical scheme, 12 blades are uniformly distributed on the diffusion guide blade, the central angle between every two adjacent blades is 30 degrees, the diameter of a base circle of each blade is 97mm, the inlet angle of each blade is 13 degrees, the outer diameter of each blade is 121mm, the width of each blade is 9.5mm, and the gap between the outer diameter of each diffusion guide blade and the inner wall of the pump body is less than or equal to 5mm.
As a further technical scheme, the water outlet, the connecting port and the water inlet are provided with internal threads and external threads.
As a further technical scheme, when the filter cartridge is installed on the pump body, the water outlet is in threaded connection with the inlet connector through a connector nut A, and the water inlet is in threaded connection with the outlet connector through a connector nut B.
As a further technical scheme, when the filter cartridge is not installed on the pump body, the connecting port is in threaded connection with the inlet joint through a joint nut A, and the water inlet is in threaded connection with the outlet joint through a joint nut B.
As a further technical scheme, a plurality of bolts are embedded in the open side of the pump body and are used for matching with nuts to fix the pump cover; the filter cylinder is provided with a water discharge plug A, and the pump body is provided with a water discharge plug B.
The utility model has the advantages that:
1. the filter cartridge is detachably connected with the pump body and can be adjusted in a self-adaptive manner according to application occasions, so that the occupied space is saved, the control module is additionally arranged to automatically control the start and stop of the pump, the working time can be set, and manual operation control is not relied any more;
2. the diffusion guide vane and the pump cover are independently positioned through the clamping groove, so that the positioning precision is higher, and the operation stability is improved;
3. the pump body is more compact, the effect of reducing the volume of the pump cavity is achieved, the clearance between the outer diameter of the guide vane and the base circle of the inner wall of the pump body is smaller (less than or equal to 5 mm), the effect of low noise is achieved while the volume loss is smaller, and fluid is guided to diffuse along the axial direction;
4. the three interfaces of the water outlet, the connecting port and the water inlet are simultaneously provided with internal threads and external threads, so that the swimming pool pump is conveniently connected with various pipelines and has better universality;
5. the pre-buried bolt of the open side of the pump body satisfies the whole machine assembly intensity, and simultaneously improves the assembly efficiency.
Drawings
Fig. 1 is an exploded view of the structure of the present invention.
Fig. 2 is a perspective view of the present invention.
Fig. 3 is a perspective view of the structure of the pump body of the present invention.
Fig. 4 is a front view of the structure of the pump body.
Fig. 5 isbase:Sub>A sectional viewbase:Sub>A-base:Sub>A of fig. 4.
Fig. 6 is a front view of the structure of the middle diffusion guide vane of the present invention.
Fig. 7 is a sectional view B-B of fig. 6.
Fig. 8 is a rear view of the structure of the middle diffusion guide vane of the present invention.
Fig. 9 is a perspective view of the structure of the middle diffusion guide vane of the present invention.
Fig. 10 is a perspective view of the structure of the pump cover of the present invention.
Description of reference numerals: the water-saving filter comprises an inlet connector 1, a water-discharging plug A2, a connector nut A3, a filter cylinder 4, a perspective cover 5, a filter basket 6, a pump body 7, a closed side 7-1, an open side 7-2, an outlet connector 8, a connector nut B9, a water-discharging plug B10, a diffusion guide vane 11, an annular groove 11-1, a flow-collecting channel 11-2, an impeller 12, a mechanical seal 13, a pump cover 14, an annular bulge 14-1, a nut 15, a motor 16, a water outlet 17, a connecting port 18, a water inlet 19, a bolt 20 and a control module 21.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings:
example (b): as shown in attached figures 1-10, the small swimming pool pump comprises an inlet connector 1, a water discharging plug A2, a connector nut A3, a filter cylinder 4, a perspective cover 5, a filter basket 6, a pump body 7, a closed side 7-1, an open side 7-2, an outlet connector 8, a connector nut B9, a water discharging plug B10, a diffusion guide vane 11, an annular groove 11-1, a flow collecting channel 11-2, an impeller 12, a mechanical seal 13, a pump cover 14, an annular bulge 14-1, a nut 15, a motor 16, a water outlet 17, a connecting port 18, a water inlet 19, a bolt 20 and a control module 21.
Referring to the attached drawing 1, a water outlet 17 is formed in the left side of the filter cartridge 4, a filter basket 6 is installed in the filter cartridge 4, a perspective cover 5 is installed on the top of the filter cartridge 4, and the perspective cover 5 is located above the filter basket 6.
As shown in fig. 3 to 5, the pump body 7 has a semi-open structure with a closed left side and an open right side, which can reduce the installation area matched with the pump cover 14 and reduce the material consumption of the whole machine, the closed side 7-1 of the pump body 7 is provided with a connecting port 18 and a water inlet 19, and the pump body 7 is detachably connected with the filter cartridge 4 through the connecting port 18. An impeller 12 is arranged in the inner cavity of the pump body 7, the impeller 12 is connected and driven by the output end of a motor 16, a diffusion guide vane 11 is coaxially arranged on the periphery of the impeller 12, and the diffusion guide vane 11 is coaxially positioned by a pump cover 14 and is fixed on the open side 7-2 of the pump body 7. Further, as shown in fig. 7 and 10, the surface of the pump cover 14, which is matched with the open side 7-2 of the pump body 7, is provided with an annular protrusion 14-1, and meanwhile, the right opening of the diffusion guide vane 11 is provided with an annular groove 11-1 (with the depth H of 2.5 mm) for matching with the annular protrusion 14-1, so that the diffusion guide vane 11 can be independently positioned on the pump cover 14, the positioning precision is ensured, and the stability of the swimming pool pump during operation is improved. Preferably, the pump cover 14 and the diffusion guide vane 11 adopt interference fit (the fit depth is 2.5mm, the fit diameter is 115mm, and the depth-diameter ratio is 2.2%). In addition, the left side (the side far away from the annular groove 11-1) of the diffusion guide vane 11 is provided with the collecting channel 11-2 along the axial direction, so that axial collecting can be realized, the flow direction of liquid is changed in the process of converting fluid kinetic energy into pressure energy, and the liquid is diffused along the axial direction, so that the pump body is more compact, and the effect of reducing the volume of the pump cavity is achieved. The impeller 12 is arranged inside the annular bulge 14-1, and the impeller 12 is connected with the output end of the motor 16 in a sealing way through the mechanical seal 13.
Preferably, referring to fig. 6 to 8, 12 blades are uniformly distributed on the diffusion guide vane 11 along the circumference, the central angle α between adjacent blades is 30 °, the base circle diameter Φ D2 of the blades is 97mm, the inlet angle β is 13 °, the outer diameter Φ D3 is 121mm, the blade width L is 9.5mm, and the outer diameter Φ D1 of the open side 7-2 of the pump body 7 is 125mm, so that the gap between the outer diameter of the diffusion guide vane 11 and the inner wall of the pump body 7 is not more than 5mm, the gap between the outer diameter of the guide vane and the base circle of the inner wall of the pump body is small, and the effect of low noise can be achieved while the volume loss is small.
Preferably, the three interfaces of the water outlet 17, the connecting port 18 and the water inlet 19 are simultaneously provided with internal threads and external threads, so that the swimming pool pump is conveniently connected with various pipelines, and the universality is better. When the filter cartridge 4 is mounted on the pump body 7, the water outlet 17 is screwed with the inlet joint 1 through a joint nut A3, and the water inlet 19 is screwed with the outlet joint 8 through a joint nut B9. When the filter cartridge 4 is disassembled and the pump body 7 is used alone, the connecting port 18 is in threaded connection with the inlet joint 1 through the joint nut A3, and the water inlet 19 is in threaded connection with the outlet joint 8 through the joint nut B9.
Referring to fig. 3, 4 and 5, a plurality of bolts 20 are embedded in the open side 7-2 of the pump body 7 and used for being matched with the nuts 15 to fix the pump cover 14, additional bolts are not needed, the assembling strength of the whole machine is met, and meanwhile, the assembling efficiency is improved. Preferably, a water discharging plug A2 is installed on the filter cartridge 4, and a water discharging plug B10 is installed on the pump body 7, so that water can be conveniently discharged when the water is blocked.
As shown in fig. 1 and 2, the control module 21 is installed at the top of the motor 16, and the control module 21 can set the working time, so that the motor 16 is automatically controlled to start and stop without depending on a manual operation switch, the user experience is improved, and the management cost is reduced.
The utility model discloses a theory of operation: the liquid flow entering the inner cavity of the pump body 7 from the water inlet 19 enters the diffusion guide vane 11 along the blades under the driving of the impeller 12, and axial flow collection is realized by the flow collection channel 11-2, and the flow direction of the liquid is changed to enable the liquid to axially diffuse in the process of converting the fluid kinetic energy into the pressure energy, so that the pump body is more compact, and the effect of reducing the volume of the pump cavity is achieved. The pump body 7 adopts a semi-open structure, so that the installation area matched with the pump cover 14 can be reduced, and the material consumption of the whole machine is reduced. The diffusion guide vane 11 is independently positioned on the pump cover 14, so that the positioning precision is ensured, and the stability of the swimming pool pump during working is improved. The pump body can be dismantled with the cartridge filter and be connected, can save space and occupy according to application scenario self-adaptation adjustment, and in addition, the three interface of delivery port, connector and water inlet sets up inside and outside screw thread simultaneously, and convenient and various pipe connection, the commonality of swimming pool pump is better.
It should be understood that equivalent substitutions or changes to the technical solution and the inventive concept of the present invention should be considered to fall within the scope of the appended claims for the skilled person.
Claims (7)
1. A small-size swimming pool pump which characterized in that: the water pump comprises a filter cylinder (4), a pump body (7), a pump cover (14) and a motor (16), wherein a water outlet (17) is formed in the filter cylinder (4), a filter basket (6) is arranged in the filter cylinder (4), and a perspective cover (5) is arranged above the filter cylinder (4); the pump body (7) is of a semi-open structure with one closed side and the other open side, a connecting port (18) and a water inlet (19) are formed in the closed side (7-1) of the pump body (7), the pump body (7) is detachably connected with the filter cylinder (4) through the connecting port (18), an impeller (12) driven by the output end of a motor (16) is arranged in the inner cavity of the pump body (7), diffusion guide vanes (11) are coaxially arranged on the periphery of the impeller (12), and the diffusion guide vanes (11) are coaxially positioned by a pump cover (14) and fixed on the open side (7-2) of the pump body (7); the motor (16) is provided with a control module (21) for setting working time so as to automatically control the start and stop of the motor (16).
2. A miniature swimming pool pump as set forth in claim 1, wherein: an annular protrusion (14-1) is arranged on the surface of the pump cover (14) matched with the open side (7-2) of the pump body (7), an annular groove (11-1) used for being matched with the annular protrusion (14-1) is formed in the opening of the diffusion guide vane (11), the diffusion guide vane (11) is positioned on the pump cover (14), and a flow collecting channel (11-2) is arranged on one side, far away from the annular groove (11-1), of the diffusion guide vane (11) and used for axially collecting flow; the impeller (12) is arranged on the inner side of the annular bulge (14-1).
3. A miniature swimming pool pump as set forth in claim 2, wherein: the last equipartition of diffusion stator (11) has 12 blades, and the central angle between the adjacent blade is 30, the base circle diameter of blade is 97mm, the entrance angle is 13, and the external diameter is 121mm, and the width is 9.5mm, and the clearance of the external diameter of diffusion stator (11) and pump body (7) inner wall is less than or equal to 5mm.
4. A miniature swimming pool pump as recited in claim 3, wherein: the water outlet (17), the connecting port (18) and the water inlet (19) are all provided with internal threads and external threads.
5. A miniature swimming pool pump as set forth in claim 4, wherein: when the filter cartridge (4) is installed on the pump body (7), the water outlet (17) is in threaded connection with the outlet joint (1) through a joint nut A (3), and the water inlet (19) is in threaded connection with the inlet joint (8) through a joint nut B (9).
6. A miniature swimming pool pump as set forth in claim 4, wherein: when the filter cartridge (4) is not installed on the pump body (7), the connecting port (18) is in threaded connection with the outlet connector (1) through the connector nut A (3), and the water inlet (19) is in threaded connection with the inlet connector (8) through the connector nut B (9).
7. A miniature swimming pool pump as claimed in any one of claims 1 to 6, wherein: a plurality of bolts (20) are embedded in the open side (7-2) of the pump body (7) and are used for being matched with nuts (15) to fix the pump cover (14); the filter cylinder (4) is provided with a water discharging plug A (2), and the pump body (7) is provided with a water discharging plug B (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223336380.5U CN218669832U (en) | 2022-12-09 | 2022-12-09 | Small swimming pool pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223336380.5U CN218669832U (en) | 2022-12-09 | 2022-12-09 | Small swimming pool pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218669832U true CN218669832U (en) | 2023-03-21 |
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ID=85550337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223336380.5U Active CN218669832U (en) | 2022-12-09 | 2022-12-09 | Small swimming pool pump |
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| Country | Link |
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| CN (1) | CN218669832U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117128191A (en) * | 2023-09-27 | 2023-11-28 | 利欧集团浙江泵业有限公司 | Hydraulic performance improving device |
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2022
- 2022-12-09 CN CN202223336380.5U patent/CN218669832U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117128191A (en) * | 2023-09-27 | 2023-11-28 | 利欧集团浙江泵业有限公司 | Hydraulic performance improving device |
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