CN215719856U

CN215719856U - Coaxial water-gas dual-purpose pump

Info

Publication number: CN215719856U
Application number: CN202121326786.8U
Authority: CN
Inventors: 夏立珍; 李志敏; 李明; 邓飞忠; 仇明贵; 潘叶江
Original assignee: Vatti Co Ltd
Current assignee: Vatti Co Ltd
Priority date: 2021-06-15
Filing date: 2021-06-15
Publication date: 2022-02-01
Anticipated expiration: 2031-06-15

Abstract

The utility model discloses a coaxial water-gas dual-purpose pump, which comprises: the pump comprises a pump shell with a cavity, wherein a partition part with a shaft hole is arranged in the pump shell, the partition part divides the cavity into a water chamber and an air chamber which are arranged side by side at intervals, the water chamber and the air chamber are communicated through the shaft hole, the side wall of the pump shell is provided with a water inlet, a water outlet, an air inlet and an air outlet, the water inlet and the water outlet are respectively communicated with the water chamber, and the air inlet and the air outlet are respectively communicated with the air chamber; the connecting shaft penetrates through the shaft hole, and two opposite ends of the connecting shaft are respectively connected with the side walls of the water chamber and the air chamber; the impeller modules are arranged in the air chamber and the water chamber and are rotatably connected with the connecting shaft; the induction module is sleeved on the outer surfaces of the air chamber and the water chamber and is connected with the corresponding impeller module through electromagnetic induction. The water-gas dual-purpose pump disclosed by the utility model is simple in structure, and the space, the material and the installation cost are saved by integrating the water pump and the gas pump into a whole.

Description

Coaxial water-gas dual-purpose pump

Technical Field

The utility model relates to the technical field of mechanical pumps, in particular to a coaxial water-gas dual-purpose pump.

Background

In recent years, a zero-cold-water technology and a micro-nano bubble water technology are gradually applied to the industry of gas water heaters. The zero-cold water technology mainly uses a small water pump to realize water circulation, and water is preheated before a user uses hot water, so that zero-cold water is realized. The micro-nano bubble water technology mainly uses an air pump to dissolve air in water, and then uses a current limiting element to release bubbles dissolved in the water to obtain micro-nano bubble water.

Therefore, the pump is needed to be used in the zero-cold water technology and the micro-nano bubble water technology, in practical application, the two pumps are independent parts, the needed installation space is large, and materials and installation cost are wasted. Therefore, it is imperative to develop a water/gas pump.

Disclosure of Invention

The present invention has been made to solve at least one of the problems occurring in the related art to some extent, and therefore, the present invention provides a coaxial type water/gas dual-purpose pump, which has a simple structure and saves space, materials and installation costs by integrating a water pump and a gas pump into one body.

According to the coaxial water-gas dual-purpose pump, the coaxial water-gas dual-purpose pump is realized through the following technical scheme:

a coaxial water gas dual-purpose pump comprising: the pump comprises a pump shell with a cavity, wherein a separation part with a shaft hole is arranged in the pump shell, the separation part divides the cavity into a water chamber and an air chamber which are arranged side by side at intervals, the water chamber and the air chamber are communicated through the shaft hole, the side wall of the pump shell is provided with a water inlet, a water outlet, an air inlet and an air outlet, the water inlet and the water outlet are respectively communicated with the water chamber, and the air inlet and the air outlet are respectively communicated with the air chamber; the connecting shaft penetrates through the shaft hole, and two opposite ends of the connecting shaft are respectively connected with the side walls of the water chamber and the air chamber; the impeller module is arranged in the air chamber and the water chamber and is rotatably connected with the connecting shaft; the induction module is sleeved on the outer surfaces of the air chamber and the water chamber, and is connected with the corresponding impeller module through electromagnetic induction.

In some embodiments, the impeller module includes a cylindrical member rotatably disposed in the air chamber or the water chamber, an impeller connected to an end of the cylindrical member near the partition, and through holes respectively penetrating through the cylindrical member and the impeller, and the connecting shaft is transversely inserted through the through holes and connected to a side wall of the water chamber or the air chamber.

In some embodiments, the air chamber and the water chamber each include a vertical section and a horizontal section connected to form a "T", the cylindrical member is rotatably inserted into the horizontal section, the impeller is rotatably disposed in the vertical section and connected to the cylindrical member, and the sensing module is sleeved on an outer surface of the horizontal section.

In some embodiments, the sensing module includes a sensor and a PCB, the sensor is sleeved on the outer surface of the transverse section of the air chamber or the water chamber and is connected to the pump housing, and the PCB is connected to an end of the sensor away from the partition.

In some embodiments, one end of the inductor, which is far away from the partition, is provided with a clamping position, an extending part protruding outwards is arranged on the outer surface of the inductor, the edge of the PCB board is matched and clamped with the clamping position, and the extending part is fixedly connected with the pump shell.

In some embodiments, a first sealing member is disposed between the connecting shaft and the shaft hole, and a convex edge extending outwards is disposed on the outer surface of the middle portion of the connecting shaft, the convex edge is located in the water chamber or the air chamber and is close to the separating portion, and the separating portion is fastened to the convex edge.

In some embodiments, the side walls of the water chamber and the air chamber are respectively provided with mounting grooves facing the shaft hole, and two opposite ends of the connecting shaft are respectively inserted into the two mounting grooves.

In some embodiments, the pump case includes a connecting cylinder and two sleeves, the connecting cylinder has a cavity with two open sides, the partition, the water inlet, the water outlet, the air inlet and the air outlet, the partition is disposed in the cavity and divides the cavity into a left part and a right part, the water inlet and the water outlet are respectively communicated with the left part of the cavity, and the air inlet and the air outlet are respectively communicated with the right part of the cavity; the two sleeves are respectively covered on the left opening and the right opening of the cavity, the water chamber is defined by the sleeves and the left part of the cavity together towards the left side, and the air chamber is defined by the sleeves and the right part of the cavity together towards the right side.

In some embodiments, a second seal is provided between the inner sidewall of the connector barrel and the sleeve.

In some embodiments, the pump casing further includes two shells disposed oppositely, the two shells are respectively sleeved outside the two induction modules, and each shell is respectively connected to the corresponding sleeve and the corresponding induction module.

Compared with the prior art, the utility model at least comprises the following beneficial effects:

1. according to the water-gas dual-purpose pump, the water chamber and the air chamber which are arranged side by side at intervals are additionally arranged in the pump shell, the impeller modules are arranged in the air chamber and the water chamber, the induction modules are sleeved on the outer surfaces of the air chamber and the water chamber, and the induction modules are connected with the corresponding impeller modules through electromagnetic induction, so that when the impeller modules in the water chamber work, water entering the water chamber is output after being pressurized, and when the impeller modules in the air chamber work, gas entering the air chamber is output after being pressurized, the structure is simple, the air pumping and water pumping functions are realized, the water-gas dual-purpose pump is realized, and the space, the material and the installation cost are favorably saved;

2. through transversely fixing the connecting axle inside the pump case to rotate two impeller modules respectively with the relative both ends of connecting axle mutually and be connected, make two impeller modules and two response modules be coaxial arrangement, need not transmission structure, make the overall structure of aqueous vapor dual-purpose pump simpler, the volume is littleer, and manufacturing cost is lower.

Drawings

FIG. 1 is a cross-sectional view of a water-gas dual-purpose pump in an embodiment of the present invention;

FIG. 2 is an exploded view of a pump casing in an embodiment of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 1;

FIG. 4 is a schematic structural diagram of an impeller module in an embodiment of the utility model;

FIG. 5 is a schematic structural diagram of an exemplary embodiment of a sensor module;

fig. 6 is a cross-sectional view of a sensing element in an embodiment of the utility model.

Detailed Description

The present invention is illustrated by the following examples, but the present invention is not limited to these examples. Modifications to the embodiments of the utility model or equivalent substitutions of parts of technical features without departing from the spirit of the utility model are intended to be covered by the scope of the claims of the utility model.

As shown in fig. 1-2, the embodiment provides a coaxial water-gas dual-purpose pump, which includes a pump case 1 having a chamber (not shown in the figure), a connecting shaft 2, an impeller module 3 and an induction module 4, wherein a partition part 101 having a shaft hole is disposed inside the pump case 1, the partition part 101 partitions the chamber into a water chamber 102 and a gas chamber 103 which are arranged side by side in a left-right direction at intervals, the water chamber 102 and the gas chamber 103 are communicated through a shaft hole 1011, a water inlet 1021, a water outlet 1022, a gas inlet 1031 and a gas outlet 1032 are disposed on a side wall of the pump case 1, the water inlet 1021 and the water outlet 1022 are respectively communicated with the water chamber 102, and the gas inlet 1031 and the gas outlet 1032 are respectively communicated with the gas chamber 103. The connecting shaft 2 is transversely inserted through the shaft hole 1011 and is fastened to the partition 101, and opposite ends of the connecting shaft 2 are respectively fastened to the side wall of the water chamber 102 and the side wall of the air chamber 103. An impeller module 3 is arranged in each of the air chamber 103 and the water chamber 102, and the impeller module 3 is rotatably connected with the connecting shaft 2 and used for outputting media after the media are pressurized. All the outer surface of air chamber 103 and hydroecium 102 is equipped with an induction module 4, and induction module 4 is connected with corresponding impeller module 3 through electromagnetic induction for drive impeller module 3 rotates, in order to realize the output after the medium pressure boost, like this, through setting up induction module 4 outside air chamber 103 or hydroecium 102, and be connected induction module 4 and corresponding impeller module 3 through electromagnetic induction, in order to ensure induction module 4's safety in utilization.

It can be seen that the dual-purpose pump of aqueous vapor of this embodiment, through hydroecium 102 and hydroecium 103 of addding left and right side by side interval arrangement in pump case 1, all be equipped with an impeller module 3 in air chamber 103 and hydroecium 102, and all overlap and locate an induction module 4 at air chamber 103 and hydroecium 102 surface, induction module 4 is connected through electromagnetic induction with corresponding impeller module 3, make impeller module 3 during operation in the hydroecium 102, the water that will enter into in hydroecium 102 carries out the output after the pressure boost, and impeller module 3 during operation in the air chamber 103, the gas that will enter into in the air chamber 103 carries out the output after the pressure boost, moreover, the steam pump is integrated together with the air pump, have the function of bleeding and drawing water concurrently, dual-purpose aqueous vapor has been realized, do benefit to save space, material and installation cost.

In addition, the connecting shaft 2 is transversely fixed inside the pump shell 1, and the two impeller modules 3 are respectively and rotationally connected with the two opposite ends of the connecting shaft 2, so that the two impeller modules 3 and the two induction modules 4 are coaxially arranged, a transmission structure is not needed, the integral structure of the water-gas dual-purpose pump is simpler, the volume is smaller, and the manufacturing cost is lower.

As shown in fig. 1-2, in the present embodiment, the pump housing 1 includes a connecting cylinder 11 and two sleeves 12, the connecting cylinder 11 has a cavity (not shown in the figure) with two open sides, a partition 101, a water inlet 1021, a water outlet 1022, a gas inlet 1031, and a gas outlet 1032, and the partition 101 is vertically disposed in the cavity and divides the cavity into a left part and a right part which are arranged at a left-right interval. The water inlet 1021 and the water outlet 1022 are respectively communicated with the left part of the cavity, so that the left part of the cavity forms part of the water chamber 102; the air inlet 1031 and the air outlet 1032 are respectively communicated with the right portion of the cavity so that the right portion of the cavity constitutes a part of the air cell 103. The two sleeves 12 are respectively arranged at the left and right outer sides of the connecting cylinder 11, the two sleeves 12 respectively cover the left opening of the cavity and the right opening of the cavity, the left sleeve 12 and the left part of the cavity jointly define a water chamber 102, and the right sleeve 12 and the right part of the cavity jointly define an air outlet chamber 103. Therefore, the water chamber 102 and the air chamber 103 are formed conveniently, and meanwhile, the connecting cylinder 11 and the sleeve 12 are processed and molded respectively conveniently.

Preferably, the connecting barrel 11 is of a barrel structure. The partition 101 is a partition whose edge is integrally formed with the inner sidewall of the connecting cylinder 11 to prevent the water and air from crossing at the joint of the partition and the connecting cylinder 11. The left and right ends of the connecting cylinder 11 are integrally formed with inner positioning portions 111 extending outward, and the positioning portions 111 are fastened to the sleeve 12 by screws.

Preferably, the sleeve 12 has a T-shaped structure, and includes a sleeve body 121 and a flange portion 122, the sleeve body 121 has a cavity opening toward the partition portion 101, the flange portion 22 is formed by integrally extending the end portion of the sleeve body 121 close to the partition portion 101, the flange portion 122 and the sleeve body 121 together cover the left opening of the cavity or the right opening of the cavity, and the flange portion 122 and the inner positioning portion 111 of the connecting cylinder 11 are fastened and connected by screws, so that the air chamber 103 and the water chamber 102 are both in a "T" shape. In this embodiment, the air chamber 103 and the water chamber 102 both include a vertical section and a horizontal section, which are connected to form a "T", the horizontal section is formed by the cavity of the sleeve body 121, and the vertical section is formed by the left part or the right part of the cavity of the connecting cylinder 11.

Preferably, a second seal 52 is provided between the flange portion 122 and the inner side wall of the connector barrel 11 to improve the sealing effect at the junction of the connector barrel 11 and the sleeve 12. An installation groove 104 facing the shaft hole is provided at the center of one surface of the cavity facing the partition 101, and the installation groove 104 is used for being in threaded fit connection with the end of the connecting shaft 2.

As shown in fig. 1-2, in the present embodiment, the pump casing 1 further includes two outer casings 13 disposed opposite to each other, the two outer casings 13 are respectively sleeved on the outer surfaces of the sleeve bodies 121 of the two sleeves 12, and each outer casing 13 is fastened to the flange portion 122 of the sleeve 12 by screws. The sensing module 4 is installed in the housing 13 and sleeved on the outer surface of the sleeve body 121 corresponding to the sleeve 12, and the sensing module 4 is fastened to the housing 13 and/or the sleeve 12. Therefore, the induction module 4 is protected by additionally arranging the housing 13 and arranging the induction module 4 in the housing 13.

Preferably, the outer positioning portion 131 extending outwards is integrally formed on the outer surface of one end of the housing 13 close to the partition 101, and the outer positioning portion 131, the flange portion 122 and the inner positioning portion 111 are fastened and connected by the same screw, so that the connecting cylinder 11, the sleeve 12 and the housing 13 are sequentially fastened and connected into a whole, and the number of screws is reduced, thereby facilitating quick assembly and disassembly.

As shown in fig. 1 to 3, in the present embodiment, a first sealing member 51 is disposed between the connecting shaft 2 and the shaft hole 1011 to improve air tightness between the connecting shaft 2 and the wall of the shaft hole 1011, so as to effectively prevent water in the water chamber 102 and the gas chamber 103 from being mixed with each other.

Preferably, an outwardly extending flange 201 is integrally formed on the outer surface of the middle portion of the connecting shaft 2, and the flange 201 is located in the water chamber 102 and adjacent to the partition 101, but the flange 201 may also be designed to be located in the water chamber 102 and adjacent to the partition 101. Partition 101 and chimb 201 are through a plurality of screw looks fastening connection, like this, do benefit to the firm reliability of being connected between the middle part of improvement connecting axle 2 and partition 101. In addition, the relative both ends of connecting axle 2 are inserted respectively and are located in the mounting groove 104 of two sleeves 12 to connecting axle 2 passes through screw-thread fit with mounting groove 104 and is connected, like this, makes the both ends of connecting axle 2 be connected with two sleeves 12 looks fastening respectively, further improves the firm reliability of installation of connecting axle 2, prevents that connecting axle 2 from appearing rotating.

As shown in fig. 1 and 4, in the present embodiment, the impeller module 3 includes a cylindrical member 31, an impeller 32, and a through hole 33, and the cylindrical member 31 is rotatably provided in a lateral section of the gas chamber 103 or the water chamber 102. The impeller 32 is rotatably disposed in the vertical section of the gas chamber 103 or the water chamber 102, and the impeller 32 is fixedly connected to one end of the cylindrical member 31 near the partition 101, in which case, the connected impeller 32 and cylindrical member 31 together form a "T" shape. The through hole 33 penetrates the cylinder 31 and the impeller 32 in this order. Opposite ends of the connecting shaft 2 are respectively inserted into the through holes 33 and are connected with the mounting grooves 104 in a matching manner. Accordingly, the cylinder 31 and the impeller 32 are rotatably installed in the water chamber 102 or the gas chamber 103, and the water or the gas is pressurized by the impeller 32 and then output, thereby achieving both water and gas.

Preferably, the cylinder 31 is made of plastic magnet, and magnetically attracts the inductor 41 of the induction module 4, and the impeller 32 is made of PA66, so as to ensure that the cylinder 31 can rotate due to the magnetic field force generated by the operation of the induction module 4, and the impeller 32 can be synchronously rotated by the rotation of the cylinder 31, so as to realize the output after the water or gas is pressurized.

As shown in fig. 1 and fig. 5 to 6, in the present embodiment, the sensing module 4 includes a sensing body 41 and a PCB board 42, the sensing body 41 is disposed in the housing 13 and connected to the housing 13 and/or the sleeve 12, the sensing body 31 is sleeved on the outer surface of the transverse section of the air chamber 103 or the water chamber 102, and the PCB board 42 is disposed in the housing 13 and connected to an end of the sensing body 41 away from the partition 101. Therefore, when the inductor 41 passes through the current, a magnetic field is generated, the impeller module 3 is rotated by the electromagnetic induction principle, and the rotating impeller module 3 can pressurize and output water or air.

Preferably, one end of the inductor 41 away from the partition 101 is provided with a detent 411, and an edge of the PCB 42 is engaged with the detent 411, so as to reliably connect the PCB to the inductor 41. In addition, an extending portion 412 protruding outward is integrally formed on an outer surface of one end of the sensor 41 close to the partition portion 101, the extending portion 412 is clamped between the outer positioning portion 131 and the flange portion 122, and during installation, screws are sequentially inserted into the outer positioning portion 131, the extending portion 412, the flange portion 122 and the inner positioning portion 111, so that the extending portion 412 and the pump housing 1 are stably and reliably connected.

In this embodiment, the inductor 41 includes an induction bracket 41a, a ferromagnetic core 41b and a coil (not shown), the induction bracket 41a is sleeved on the outer surface of the lateral section of the gas chamber 103 or the water chamber 102, the ferromagnetic core 41b is arranged inside the induction bracket and located on the outer surface of the lateral section of the gas chamber 103 or the water chamber 102, and the coil is wound on the ferromagnetic core and the induction bracket 41a and connected to the PCB board 42.

What has been described above are merely some embodiments of the present invention. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the inventive concept thereof, and these changes and modifications can be made without departing from the spirit and scope of the utility model.

Claims

1. A coaxial type water-gas dual-purpose pump, characterized by comprising:

the pump comprises a pump shell (1) with a cavity, wherein a partition part (101) with a shaft hole is arranged in the pump shell (1), the partition part (101) divides the cavity into a water chamber (102) and an air chamber (103) which are arranged side by side at intervals, the water chamber (102) and the air chamber (103) are communicated through the shaft hole, a water inlet (1021), a water outlet (1022), an air inlet (1031) and an air outlet (1032) are arranged on the side wall of the pump shell (1), the water inlet (1021) and the water outlet (1022) are respectively communicated with the water chamber (102), and the air inlet (1031) and the air outlet (1032) are respectively communicated with the air chamber (103);

the connecting shaft (2) penetrates through the shaft hole, and two opposite ends of the connecting shaft (2) are respectively connected with the side walls of the water chamber (102) and the air chamber (103);

the impeller module (3) is arranged in the air chamber (103) and the water chamber (102), and the impeller module (3) is rotatably connected with the connecting shaft (2);

the induction module (4) is sleeved on the outer surfaces of the air chamber (103) and the water chamber (102), and the induction module (4) is connected with the corresponding impeller module (3) through electromagnetic induction.

2. The coaxial water-gas dual-purpose pump according to claim 1, wherein the impeller module (3) comprises a cylinder member (31), an impeller (32) and a through hole (33), the cylinder member (31) is rotatably disposed in the gas chamber (103) or the water chamber (102), the impeller (32) is connected to one end of the cylinder member (31) close to the partition portion (101), the through hole (33) penetrates through the cylinder member (31) and the impeller (32), respectively, and the connecting shaft (2) transversely penetrates through the through hole (33) and is connected to the side wall of the water chamber (102) or the gas chamber (103).

3. The coaxial water-gas dual-purpose pump as claimed in claim 2, wherein the gas chamber (103) and the water chamber (102) both comprise a vertical section and a horizontal section which are connected to form a T shape, the cylindrical member (31) is rotatably inserted into the horizontal section, the impeller (32) is rotatably disposed in the vertical section and connected to the cylindrical member (31), and the sensing module (4) is sleeved on the outer surface of the horizontal section.

4. The coaxial water-gas dual-purpose pump according to any one of claims 1 to 3, wherein the induction module (4) comprises an induction body (41) and a PCB (42), the induction body (41) is sleeved on the outer surface of the transverse section of the air chamber (103) or the water chamber (102) and is connected with the pump housing (1), and the PCB (42) is connected with one end of the induction body (41) far away from the separation part (101).

5. The coaxial type water-gas dual-purpose pump as claimed in claim 4, wherein a retaining portion (411) is provided at an end of the sensor (41) away from the partition portion (101), an extending portion (412) protruding outwards is provided on an outer surface of the sensor (41), an edge of the PCB (42) is engaged with the retaining portion (411), and the extending portion (412) is fastened to the pump housing (1).

6. The coaxial water-gas dual-purpose pump according to claim 1, wherein a first sealing member (51) is disposed between the connecting shaft (2) and the shaft hole, and a flange (201) extending outward is disposed on an outer surface of a middle portion of the connecting shaft (2), the flange (201) is located in the water chamber (102) or the air chamber (103) and is close to the partition portion (101), and the partition portion (101) is tightly connected with the flange (201).

7. The coaxial type water-gas dual-purpose pump according to claim 1 or 6, wherein mounting grooves (104) facing the shaft holes are respectively formed in the side walls of the water chamber (102) and the gas chamber (103), and opposite ends of the connecting shaft (2) are respectively inserted into the two mounting grooves (104).

8. The coaxial type water-gas dual-purpose pump according to claim 1, wherein the pump shell (1) comprises a connecting cylinder (11) and two sleeves (12), the connecting cylinder (11) is provided with a cavity with two open sides, the separating part (101), the water inlet (1021), the water outlet (1022), the air inlet (1031) and the air outlet (1032), the separating part (101) is arranged in the cavity and separates the cavity into a left part and a right part, the water inlet (1021) and the water outlet (1022) are respectively communicated with the left part of the cavity, and the air inlet (1031) and the air outlet (1032) are respectively communicated with the right part of the cavity;

the two sleeves (12) are respectively covered on the left opening and the right opening of the cavity, the water chamber (102) is defined by the left sleeve (12) and the left part of the cavity together, and the air chamber (103) is defined by the right sleeve (12) and the right part of the cavity together.

9. A coaxial water gas dual pump according to claim 8, wherein a second seal (52) is provided between the inner side wall of the connecting cylinder (11) and the sleeve (12).

10. The coaxial type water-gas dual-purpose pump according to claim 8 or 9, wherein the pump casing (1) further comprises two outer casings (13) which are oppositely arranged, the two outer casings (13) are respectively sleeved outside the two induction modules (4), and each outer casing (13) is respectively connected with the corresponding sleeve (12) and the corresponding induction module (4).