CN216131100U

CN216131100U - Pressure-resistant circulating water pump

Info

Publication number: CN216131100U
Application number: CN202121148055.9U
Authority: CN
Inventors: 黎阳胜; 舒超
Original assignee: Guangdong Baiwei Electrical Co ltd
Current assignee: Guangdong Baiwei Electrical Co ltd
Priority date: 2021-05-26
Filing date: 2021-05-26
Publication date: 2022-03-25
Anticipated expiration: 2031-05-26

Abstract

The utility model discloses a pressure-resistant circulating water pump which comprises a shell, a stator, a rotor, a gland and a stainless steel sleeve barrel, wherein the stator, the rotor and the gland are arranged on the shell, the stainless steel sleeve barrel is arranged in the stator and used for mutually isolating the stator and the rotor, and a water inlet channel and a water outlet channel of the shell are correspondingly provided with quick connectors. The stainless steel sleeve barrel is arranged for completely isolating the stator from the rotor. The water-proof sleeve is very suitable for being incorporated into a hot water circulation pipeline for use, and solves the problem of non-durability of the conventional water-proof sleeve by utilizing the excellent temperature resistance, pressure resistance and corrosion resistance of the stainless steel sleeve barrel, and the service life of the water-proof sleeve is prolonged. The quick-connection joint is convenient for connecting a connecting pipe (a hose or a hard pipe) in practical application and is simple and convenient to use. The utility model can be matched with a water dispenser, a solar hot water circulating system, an air freshener/humidifier, medical equipment and an artificial fountain for use, has wide application range and is beneficial to wide popularization and use.

Description

Pressure-resistant circulating water pump

Technical Field

The utility model relates to a pressure-resistant circulating water pump.

Background

A liquid pump is used as a hydraulic device in various scenes throughout life and work. With the progress of technology and the progress of miniaturization and refinement of equipment, the miniaturized design of liquid pumps has been widely adopted. According to the needs of the use scene, the inner parts of the liquid pump are correspondingly designed according with the use requirements, and the inner parts are used for coping with the factors such as stress conditions, loads and the like in the working process so as to achieve certain working efficiency. For example, when the high-temperature-resistant water circulation pipe is used in a hot water circulation pipeline, the stress condition, the load and other factors of internal parts in a high-temperature water environment are greatly increased, so that the high-temperature-resistant problem exists and unstable factors occur in the use process. In addition, on the premise, how to realize the functionality and flexibility of the connection between the liquid pump and the pipeline is an important factor directly influencing the purchasing of users, and the application range and the functional expansion of the liquid pump are related.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a pressure-resistant circulating water pump which is innovatively improved in structure and structure composition and used for solving the problems of pressure resistance under high-temperature load and flexibility in use.

In order to achieve the purpose, the technical scheme provided by the utility model is as follows: a pressure-resistant circulating water pump comprises a shell, a stator, a rotor, a turbine and a control circuit board, wherein the stator is arranged on the shell, the turbine is connected with the rotor, the control circuit board is connected with the stator, a centrifugal cavity, a water inlet channel and a water outlet channel are arranged at the top of the shell, the water inlet channel and the water outlet channel are communicated to form a water flow channel, the pressure-resistant circulating water pump also comprises a stainless steel sleeve barrel and a gland, the stainless steel sleeve barrel is arranged in the stator and used for mutually isolating the stator and the rotor, the gland is matched with the periphery of a barrel opening of the stainless steel sleeve barrel in a covering mode, and one end part of the rotor extends into a central hole in the centrifugal cavity; and the connecting ends of the water inlet channel and the water outlet channel are correspondingly provided with quick connectors.

As a further elaboration of the utility model:

in the technical scheme, the quick connector is a clamping connector and comprises a vertical pipe part and a horizontal pipe part, the connecting end of the water inlet channel is located at the central position of the top surface of the top shell, the vertical pipe part is vertically arranged at the connecting end of the water inlet channel, the connecting end of the water outlet channel is communicated with the centrifugal cavity and is located at one side of the top shell, the horizontal pipe part is connected with the connecting end of the water outlet channel in a transverse state, and the top shell is formed at the top.

As a preferred technical solution of the present invention, the quick connector is a threaded connector, and includes a water inlet and a water outlet which are oppositely arranged in a horizontal direction, the water inlet channel is arranged on the top surface and located above the top surface, and the connection end of the water outlet channel is communicated with the centrifugal cavity and located at a side position of the top shell.

In the technical scheme, the stainless steel sleeve comprises a barrel part and a flange arranged at a barrel opening of the barrel part and in an integrated structure, a vertically arranged rotating shaft is arranged at the bottom of the barrel part, the bottom surface of the gland is a concave inner surface, and the outer surface of the flange is an arc surface matched and attached to the inner surface; the outer circumference of the barrel part is a smooth surface, and the diameter of the central hole is consistent with that of the barrel opening.

In the above technical solution, the casing includes a bottom casing and a top casing, the stator is disposed between the bottom casing and the top casing, the bottom casing and the stator are matched with each other and are provided with through holes corresponding to the hole sites, the outer circumference of the gland is provided with engaging lugs corresponding to the hole sites of the through holes, the engaging lugs are provided with bolt holes corresponding to the hole sites of the through holes, the water inlet channel, the water outlet channel and the centrifugal cavity are disposed in the top casing, and the top casing constitutes the top.

In the above technical solution, the control circuit board is located between the bottom case and the stator, and is disposed in a horizontal state, and a hole portion for leading out the outgoing line of the control circuit board is disposed along the side wall of the bottom case.

In a preferred embodiment of the present invention, the wall thickness of the outer circumferential wall of the barrel portion ranges from zero six to two millimeters.

The utility model has the beneficial effects that: the stainless steel sleeve barrel is arranged for completely isolating the stator and the rotor. When the utility model is used by being incorporated into a hot water circulating pipeline, hot water enters a centrifugal cavity from the water inlet channel, enters the inner space of the barrel part and is then pressed out from the water outlet channel; because stainless steel sleeve bucket self has good temperature resistant, withstand voltage and corrosion resisting property, compare in the past separate the water jacket more durable, solved in the past because last high water temperature leads to the problem that the physical properties of the material of overflowing parts changes, the correspondence has eliminated in the past miniature pump has the high temperature resistance problem and has lasted the easy unstable factor that appears in the use, has promoted life.

The quick-connection joint is convenient for connecting a connecting pipe (a hose or a hard pipe) in practical application and is simple and convenient to use. The utility model can be matched with a water dispenser, a solar hot water circulating system, an air freshener/humidifier, medical equipment and an artificial fountain, has wide application range and is beneficial to wide popularization and application.

The utility model is further described with reference to the following figures and examples.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model without limiting the utility model.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic diagram of the exploded structure of fig. 1.

Fig. 3 is a schematic structural diagram of the stainless steel sleeve and the gland in the utility model.

Fig. 4 is a schematic structural view of the stainless steel pail in fig. 3.

FIG. 5 is a schematic structural diagram of the assembled state of the bottom casing and the stator according to the present invention.

Fig. 6 is a schematic structural view of a top case in the second embodiment of the present invention.

Detailed Description

The present invention is further described in the following description with reference to specific embodiments and the accompanying drawings, wherein the details are set forth in order to provide a thorough understanding of the present invention, but it is apparent that the present invention can be embodied in many other forms different from the description herein, and one skilled in the art can make similar generalizations and deductions based on the practical application without departing from the spirit of the present invention, and therefore, the scope of the present invention should not be limited by the contents of this specific embodiment.

Specifically, the present invention proposes the following specific examples:

the first embodiment is as follows:

referring to fig. 1 to 5, the pressure-resistant circulating water pump provided in this embodiment includes a housing 1, a stator 2 mounted on the housing 1, a rotor 3, a turbine 4 connected to the rotor 3, and a control circuit board 5 connected to the stator 2, a centrifugal cavity, a water inlet channel 120, and a water outlet channel 121 are disposed on a top 12 of the housing 1, and the water inlet channel 120 and the water outlet channel 121 are communicated to form a water flow channel; the pressure-resistant circulating water pump of the embodiment further comprises a stainless steel sleeve barrel 6 which is arranged in the stator 2 and used for mutually isolating the stator 2 and the rotor 3, and a gland 7 which is adapted to cover the periphery of the opening of the stainless steel sleeve barrel 6, wherein the gland 7 is provided with a central hole 71 for extending one end part of the rotor 3 into the centrifugal cavity; the connection ends of the water inlet channel 120 and the water outlet channel 121 are correspondingly provided with quick connectors. The stainless steel sleeve barrel 6 is used for completely isolating the stator 2 and the rotor 3, and the integral structure of the stainless steel sleeve barrel comprises a barrel part 61 and a flange 62 integrally formed at the periphery of a barrel opening of the barrel part 61. The bottom of the barrel part 61 is provided with a vertically arranged rotating shaft 8, and the rotor 3 is arranged in the installation space in the barrel part 61 through the rotating shaft 8. The bottom surface of the gland 7 is a concave inner surface, and the outer surface of the flange 62 is an arc surface which is matched and attached to the inner surface; the diameter of the central hole 71 of this embodiment is consistent with the caliber of the bung, the barrel part 61 is adapted to be arranged in the inner space of the stator 2, and the gland 7 is covered on the upper port of the stator 2 through a sealing member 9. When the utility model is incorporated into a hot water circulation pipeline for use, hot water enters the centrifugal cavity from the water inlet channel 120, enters the inner space of the barrel part 61 and is then pressed out from the water outlet channel 121; because stainless steel sleeve 6 self has good temperature resistant, withstand voltage and corrosion resisting property, compare in the past separate the water jacket more durable, solved in the past because last high water temperature leads to the problem that the physical properties of the material of overflowing parts changes, the corresponding unstable factor that has eliminated in the past that miniature pump has high temperature resistance problem and appears easily in the continuous use has promoted life.

According to the technical scheme of the embodiment, the diameter of the flange 62 is larger than that of the upper port of the stator 2, and the upper port is provided with an annular groove for placing the sealing element 9. In actual assembly, the gland 7 and the flange 62 are sealed by the sealing element 9 to close the upper port of the stator 2, and the gland 7 is used for fixing and compressing the stainless steel sleeve 6. Reasonable structure, stability and reliability.

As a preferred technical solution of the present embodiment, the wall thickness of the outer circumferential wall of the barrel portion 61 of the present embodiment is preferably a zero eight millimeters, which is favorable for achieving excellent electromagnetic effect and sufficient structural rigidity. In other embodiments, based on an ideal electromagnetic effect, the wall thickness of the outer circumferential wall is changed according to the dielectric characteristics and the working conditions, so that the electromagnetic wave generator is suitable for different market demands.

The utility model is very suitable for household hot water systems, is used for pressurizing hot water pipelines, and is linked with a matched water heater during working. The device is used for pumping high-temperature water, can be used for detecting the flow rate and the water temperature of water flowing through the device in real time, and realizes multiple functions, and stable and efficient work.

As a further elaboration of the utility model:

according to the above technical solution, the quick connector of this embodiment is a snap connector, and includes a vertical pipe portion 122 and a horizontal pipe portion 123, the connecting end of the water inlet channel 120 is located at the central position of the top surface of the top shell, the vertical pipe portion 122 is vertically disposed at the connecting end of the water inlet channel 120, the connecting end of the water outlet channel 121 is communicated with the centrifugal cavity and is located at a side position of the top shell, the horizontal pipe portion 123 is connected to the connecting end of the water outlet channel 121 in a horizontal state, and the top shell constitutes the top portion 12.

According to the above technical solution, the casing 1 of this embodiment includes a bottom shell 11 and a top shell, the stator 2 is disposed between the bottom shell 11 and the top shell, the bottom shell 11 and the stator 2 are assembled together and are provided with through holes corresponding to hole positions, the outer circumference of the gland 7 is provided with a connection lug 72 corresponding to the hole positions of the through holes, the connection lug 72 is provided with bolt holes 720 corresponding to the hole positions of the through holes, the water inlet channel 120, the water outlet channel 121 and the centrifugal cavity are disposed in the top shell, and the top shell constitutes the top portion 12.

According to the above technical solution, the control circuit board 5 of the present embodiment is located between the bottom case 11 and the stator 2, and is disposed in a horizontal state, and a hole portion for leading out the leading-out wire 51 of the control circuit board 5 is formed along the side wall of the bottom case 11.

Example two:

referring to fig. 6, another pressure-resistant circulating water pump is shown, which has a substantially same overall structure as the first embodiment, and has a top case structure, a different positional relationship between the water inlet passage 120 and the water outlet passage 121 provided in the top case, and a different structure of the quick-connect coupling. As another preferred technical solution of this embodiment, the quick connector is a threaded connector, and includes a water inlet 124 and a water outlet 125 which are oppositely disposed in a horizontal direction, the water inlet channel 120 is disposed on the top surface and located above the top surface, and a connection end of the water outlet channel 121 is communicated with the centrifugal cavity and located at a side position of the top shell.

In practical application, the quick-connection joint is convenient for connecting a connecting pipe (a hose or a hard pipe) and is simple and convenient to use. The utility model can be well matched with a water dispenser, a solar hot water circulating system, an air freshener/humidifier, medical equipment and an artificial fountain, has wide application range and is beneficial to wide popularization and application.

While embodiments of the utility model have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in a variety of fields of endeavor to which the utility model pertains, and further modifications may readily be made by those skilled in the art, it being understood that the utility model is not limited to the details shown and described herein without departing from the general concepts defined by the claims and the equivalents thereof.

Claims

1. The utility model provides a withstand voltage circulating water pump, includes the casing, installs in stator, the rotor of casing, meets in the turbine of rotor and the control circuit board of connection stator, the top of casing is provided with centrifugal chamber, inlet channel and exhalant canal, the intercommunication forms rivers passageway, characterized by between inlet channel and the exhalant canal: the centrifugal pump also comprises a stainless steel sleeve barrel which is arranged in the stator and used for mutually isolating the stator and the rotor, and a gland which is matched with the periphery of the opening of the stainless steel sleeve barrel in a covering mode, wherein the gland is provided with a central hole for enabling one end of the rotor to extend into the centrifugal cavity; and the connecting ends of the water inlet channel and the water outlet channel are correspondingly provided with quick connectors.

2. A pressure-resistant circulating water pump as claimed in claim i, wherein: the quick connector is a clamping connector and comprises a vertical pipe part and a horizontal pipe part, the connecting end of the water inlet channel is located at the central position of the top surface of the top shell, the vertical pipe part is vertically arranged at the connecting end of the water inlet channel, the connecting end of the water outlet channel is communicated with the centrifugal cavity and is located at one side position of the top shell, the horizontal pipe part is connected with the connecting end of the water outlet channel in a transverse state, and the top shell is formed in the top.

3. A pressure-resistant circulating water pump as claimed in claim 2, wherein: the quick-connection joint is integrally a threaded joint and comprises a water inlet head and a water outlet head which are oppositely arranged in the horizontal direction, the water inlet channel is arranged on the top surface and is positioned above the top surface, and the connecting end of the water outlet channel is communicated with the centrifugal cavity and is positioned at one side of the top shell.

4. A pressure-resistant circulating water pump as claimed in claim 3, wherein: the stainless steel sleeve comprises a barrel part and a flange which is arranged on a barrel opening of the barrel part and has an integrated structure, a vertically arranged rotating shaft is arranged at the bottom of the barrel part, the bottom surface of the gland is a concave inner surface, and the outer surface of the flange is an arc surface which is matched and attached to the inner surface;

the outer circumference of the barrel part is a smooth surface, and the diameter of the central hole is consistent with that of the barrel opening.

5. A pressure-resistant circulating water pump as claimed in claim 4, wherein: the casing includes drain pan and top shell, the stator set up in between drain pan and the top shell, drain pan and stator matched stack all are provided with the corresponding through hole of hole site, the outer circumference of gland is provided with corresponding to the engaging lug of through hole site, the engaging lug all is provided with and corresponds the bolt hole of through hole site, inlet channel, exhalant canal and centrifugal chamber all set up in the top shell, the top shell constitutes the top.

6. A pressure-resistant circulating water pump as claimed in claim 1, wherein: the control circuit board is arranged between the bottom shell and the stator in a transverse horizontal state, and a hole part for leading out an outgoing line of the control circuit board is formed in the side wall of the bottom shell.

7. A pressure-resistant circulating water pump as claimed in claim 4, wherein: the wall thickness of the outer circumferential wall of the barrel part ranges from zero point six to two millimeters.