CN212508879U

CN212508879U - Horizontal automatic submersible pump

Info

Publication number: CN212508879U
Application number: CN202021407346.0U
Authority: CN
Inventors: 林锡臻
Original assignee: Fujian Aidi Electric Co ltd
Current assignee: Fujian Aidi Electric Co ltd
Priority date: 2020-07-16
Filing date: 2020-07-16
Publication date: 2021-02-09
Anticipated expiration: 2030-07-16

Abstract

The utility model relates to a water pump technical field relates to a horizontal automatic immersible pump especially. The utility model discloses a horizontal automatic immersible pump, including capacitanc level sensor, circuit board and motor, capacitanc level sensor sets up in this horizontal automatic immersible pump's casing, and capacitanc level sensor is used for detecting the outer liquid level height of this horizontal automatic immersible pump's casing, and capacitanc level sensor's output termination circuit board's input, the control termination circuit board's of motor output, circuit board are used for controlling motor work or stopping correspondingly according to capacitanc level sensor's detected signal. The utility model discloses can realize automatic work and close, it is convenient to use, and the security is high, and adopts capacitanc level sensor, simple structure, easily realizes, and is with low costs, and the reliability is high, long service life.

Description

Horizontal automatic submersible pump

Technical Field

The utility model belongs to the technical field of the water pump, specifically relate to a horizontal automatic immersible pump.

Background

The submersible pump is a water treatment tool with wide application, different from a common water pump, the submersible pump works under water, the water pump mostly works on the ground, the submersible pump comprises a vertical submersible pump and a horizontal submersible pump, the horizontal submersible pump has better suction effect compared with the vertical submersible pump, the horizontal submersible pump usually comprises a pump body, a motor and an impeller, the pump body is provided with a water inlet and a water outlet, the motor is started to drive the impeller to rotate, water is driven to enter from the water inlet and then is discharged from the water outlet, a water flow channel is a channel formed by a hollow part in the pump body, before the pump is started, a suction pipe and the pump are filled with liquid, the impeller rotates at high speed, the liquid in the impeller rotates along with blades, flies away from the impeller to be ejected outwards under the action of centrifugal force, the speed of the ejected liquid in a diffusion chamber of the pump body gradually becomes slow, and, then flows out from the water outlet of the pump and the discharge pipe, a vacuum low-pressure area without air and liquid is formed at the center of the blade because the liquid is thrown to the periphery, the liquid in the liquid pool flows into the pump through the suction pipe under the action of the atmospheric pressure of the pool surface, and the liquid is continuously sucked from the liquid pool and continuously flows out from the discharge pipe.

Ordinary horizontal immersible pump needs manual control switch to go to control immersible pump work and stop, otherwise the immersible pump can continuous operation, when the water level that draws water reduces certain height, can appear doing the operation, leads to the sealing member impaired, inside water infiltration to the motor, makes the motor burn out, in order to solve this problem, some automatic immersible pumps have also appeared now, can be according to the work of liquid level height automatic control immersible pump and stop, have improved security and reliability.

However, the existing automatic horizontal submersible pump controls the submersible pump to start and stop according to the ascending and descending height of the floating ball, when the water level ascends to a certain height, the floating ball drives the rotor, the rotor drives the switch, so that the two silver contacts of the switch are in contact conduction, the submersible pump is electrified and starts to pump water, when the water level descends to a certain height, the floating ball drives the rotor, the rotor drives the switch, so that the two silver contacts of the switch are disconnected, the water pump stops working, the switch elastic sheet of the control structure is easy to heat and deform to lose efficacy, and the floating ball has a blocking risk in the ascending and descending processes of the water level, so that the safety and the reliability are low, the structure is complex, the realization is difficult, and the cost is high.

Disclosure of Invention

An object of the utility model is to provide a horizontal automatic immersible pump is used for solving the technical problem that above-mentioned exists.

In order to achieve the above object, the utility model adopts the following technical scheme: the horizontal automatic submersible pump comprises a capacitive liquid level sensor, a circuit board and a motor, wherein the capacitive liquid level sensor is arranged in a shell of the horizontal automatic submersible pump and used for detecting the liquid level height outside the shell of the horizontal automatic submersible pump, the output end of the capacitive liquid level sensor is connected with the input end of the circuit board, the control end of the motor is connected with the output end of the circuit board, and the circuit board is used for correspondingly controlling the motor to work or stop according to the detection signal of the capacitive liquid level sensor.

Furthermore, the number of the capacitance type liquid level sensors is two, the two capacitance type liquid level sensors are respectively used for detecting a stop water level and a start water level, and the capacitance type liquid level sensors are arranged on the circuit board.

Further, this horizontal automatic immersible pump is including filtering suction head subassembly, pump chamber subassembly and motor element, the pump chamber subassembly is equipped with first water inlet and the installing port of intercommunication pump chamber, it sets up on the first water inlet of pump chamber subassembly to filter the suction head subassembly, capacitanc level sensor, circuit board and motor setting are in motor element, motor element is sealed to be set up on the installing port, and motor element's impeller stretches into in the pump chamber, the pump chamber subassembly includes pump chamber casing and pump seat, be equipped with the first delivery port of intercommunication pump chamber on the pump chamber casing, the pump chamber casing sets up on the pump seat, and can rotate the orientation in order to adjust first delivery port for the pump seat.

Furthermore, the pump seat is provided with a mounting cavity with two through ends, and one end of the pump cavity shell is rotatably mounted in the mounting cavity.

Furthermore, the pump cavity shell is connected with the pump seat through a buckle.

Furthermore, the filtering suction head assembly is provided with a second water outlet and a second water inlet, the second water outlet of the filtering suction head assembly is hermetically connected with the first water inlet of the pump cavity assembly, and the filtering suction head assembly can rotate relative to the pump cavity assembly to adjust the orientation of the second water inlet.

Furthermore, the filtering suction head assembly and the pump cavity assembly are mutually clamped to form detachable connection.

Furthermore, a filter screen is arranged at a water inlet of the filter suction head assembly and is of a cambered surface structure.

Furthermore, the filtering suction head assembly is provided with a cavity communicated with the second water outlet and the second water inlet, an exhaust hole is formed in the cavity wall of the top of the cavity, and a one-way air outlet valve structure is arranged on the exhaust hole.

Further, the motor assembly is detachably arranged on the mounting opening in a sealing mode.

Furthermore, the motor assembly is connected with the pump base in a buckling mode and is detachably arranged on the mounting opening in a sealing mode.

Furthermore, a quick connector is arranged on the first water outlet.

The utility model has the advantages of:

1. the utility model discloses can realize automatic work and close, it is convenient to use, and the security is high, and adopts capacitanc level sensor, simple structure, easily realizes, and is with low costs, and the reliability is high, long service life.

2. The utility model discloses a pump chamber casing and filtration suction head subassembly all can carry out 360 degrees rotations, are convenient for adjust the orientation of water inlet and delivery port, and it is convenient to use.

3. The utility model discloses a filter suction head subassembly, pump chamber subassembly and motor module all can dismantle, conveniently assemble, dismantle and wash and change the accessory.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a block diagram of an embodiment of the present invention;

FIG. 2 is a split structure diagram of the embodiment of the present invention;

FIG. 3 is a cross-sectional view of an embodiment of the present invention;

fig. 4 is a partially exploded view of an embodiment of the present invention;

fig. 5 is an exploded view of an embodiment of the present invention;

FIG. 6 is an exploded view of a pump chamber assembly according to an embodiment of the present invention;

fig. 7 is an enlarged view of a portion a in fig. 3.

Detailed Description

To further illustrate the embodiments, the present invention provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the embodiments. With these references, one of ordinary skill in the art will appreciate other possible embodiments and advantages of the present invention. Elements in the figures are not drawn to scale and like reference numerals are generally used to indicate like elements.

The present invention will now be further described with reference to the accompanying drawings and detailed description.

As shown in fig. 1 to 7, a horizontal automatic submersible pump includes a filtering suction head assembly 100, a pump chamber assembly 200 and a motor assembly 300, wherein the pump chamber assembly 200 is provided with a first water inlet 2011, a first water outlet 2013 and a mounting opening 2012 which are communicated with a pump chamber, the filtering suction head assembly 100 is arranged on the first water inlet 2011 of the pump chamber assembly 200, the motor assembly 300 is hermetically arranged on the mounting opening 2012, and an impeller 304 of the motor assembly 300 extends into the pump chamber 2014.

In this embodiment, the motor assembly 300 includes a capacitive liquid level sensor 301, a circuit board 302, a motor 303, a motor cover 305, and a motor rear shell 306, wherein an opening is formed at a rear end (a right end in fig. 1) of the motor cover 305, and the motor rear shell 306 is hermetically sealed and disposed on the opening of the motor cover 305.

Preferably, in this embodiment, the motor back shell 306 and the motor cover 305 are fixed together by ultrasonic welding using the double ultrasonic line structure 307, which is more effective in waterproof, but not limited to this, in other embodiments, the motor back shell 306 and the motor cover 305 may also be fixed together by sealing using other fixing methods.

The capacitive liquid level sensor 301, the circuit board 302 and the motor 303 are all arranged inside the motor rear shell 306 and the motor cover 305, the capacitive liquid level sensor 301 is used for detecting the liquid level height outside the shell of the horizontal automatic submersible pump, the output end of the capacitive liquid level sensor 301 is connected with the input end of the circuit board 302, the control end of the motor 303 is connected with the output end of the circuit board 302, and the circuit board 302 is used for correspondingly controlling the motor 303 to work or stop according to the detection signal of the capacitive liquid level sensor 301, so that the horizontal automatic submersible pump is automatically controlled to work and close, the use is convenient and fast, the safety is high, and the capacitive liquid level sensor is adopted, so that the structure is simple, the realization is; in addition, the capacitive liquid level sensor 301 is disposed inside the motor assembly 300, so that the circuit structure is simple, the assembly and the sealing are easy, and the cost is reduced, but not limited thereto, and in other embodiments, the capacitive liquid level sensor 301 may be disposed at other suitable positions of the horizontal automatic submersible pump. The capacitive liquid level sensor 301 can be any of various capacitive liquid level sensors available in the market, which can be easily implemented by those skilled in the art and will not be described in detail.

In this embodiment, the number of the capacitive liquid level sensors 301 is two, and the two capacitive liquid level sensors are arranged at an upper interval and a lower interval and are respectively used for detecting the stop water level and the start water level, and the two capacitive liquid level sensors 301 are adopted to respectively detect the stop water level and the start water level, so that the automatic control is more reasonable and reliable, the effect is better, but not limited thereto.

In this embodiment, the two capacitive liquid level sensors 301 are fixedly disposed on the circuit board 302, which is simple, compact and simple in structure, and is convenient for assembly, but not limited thereto.

The impeller 304 is disposed at the front end (left end in fig. 3) outside the motor cover 305, the rotating shaft of the motor 303 penetrates through the motor cover 305 and is fixedly connected with the impeller 304, and the rotating shaft of the motor 303 is sealed by an oil seal structure 308, so that the sealing effect is good, and the waterproof performance is good, but the invention is not limited thereto.

Of course, in other embodiments, the motor assembly 300 may be implemented using other structures.

In this embodiment, pump chamber assembly 200 includes pump chamber casing 201 and pump base 202, pump chamber casing 201 is equipped with the first water inlet 2011 of intercommunication pump chamber 2014, first delivery port 2013 (the delivery port of this horizontal automatic submersible pump promptly) and installing port 2012, filter suction head assembly 100 sets up on the first water inlet 2011 of pump chamber assembly 200, motor assembly 300 is sealed to be set up on installing port 2012, and motor assembly 300's impeller 304 stretches into in pump chamber 2014, pump chamber casing 201 sets up on pump base 202, and can rotate the orientation in order to adjust first delivery port 2013 for pump base 202, pump base 202 is equipped with the mounting hole, be used for carrying out fixed mounting with this horizontal automatic submersible pump, after the installation, can adjust the orientation of first delivery port 2013 through rotating pump chamber casing 201, it is convenient to use.

In this embodiment, the pump chamber housing 201 is substantially cylindrical, the first water inlet 2011 and the mounting port 2012 are respectively disposed on two end surfaces (left and right end surfaces in fig. 3) along the axial direction thereof, and the first water outlet 2013 is disposed on the peripheral surface, so that the pump chamber housing is simple and compact in structure, but not limited thereto.

Specifically, in this embodiment, the pump base 202 is provided with a mounting cavity 2021 having two ends (left and right ends in fig. 3) penetrating therethrough, and the right end of the pump chamber housing 201 is rotatably mounted in the mounting cavity 2021 by 360 degrees, so that the first water outlet 2013 can rotate by 360 degrees, and the structure is simple and compact, but not limited thereto.

Preferably, in this embodiment, the pump chamber housing 201 and the pump base 202 are connected in a manner of being able to rotate 360 ° by using a snap connection, which is easy to implement and is convenient to disassemble and assemble, but not limited thereto, and in other embodiments, other existing rotatable connection structures may also be used to implement the present invention.

Specifically, in this embodiment, the right end of the pump chamber housing 201 is provided with the hook 2014, the installation cavity 2021 is provided with the annular snap ring 2022, and the pump chamber housing 201 is hooked on the snap ring 2022 through the hook 2014 and can be rotatably connected at 360 degrees, but not limited thereto, and in other embodiments, the pump chamber housing 201 and the pump base 202 may also be implemented by using other existing fastening structures.

In this embodiment, the number of the hooks 2014 is multiple, and the hooks are arranged at intervals to form a ring shape, so that the connection is more stable.

In this embodiment, a sealing ring 203 is further disposed between the pump cavity casing 201 and the mounting cavity 2021 for sealing, so as to improve the waterproof performance.

The left end of the motor assembly 300 passes through the mounting cavity 2021 and extends into the pump cavity 2014 from the mounting port 2012, so that the impeller 304 extends into the pump cavity 2014, the motor assembly 300 and the pump base 202 are connected by adopting a buckle to realize disassembly, assembly, disassembly, cleaning and part replacement are convenient, the structure is simple, the realization is easy, and the motor assembly is not limited to the structure.

Specifically, in this embodiment, the motor cover 305 has a fastening block 3051, the mounting cavity 2021 has a corresponding fastening groove 2023, and the motor cover 305 rotates to fasten the fastening block 3051 in the fastening groove 2023 to be detachably connected to the pump base 202, but not limited thereto.

Sealing through sealing washer 309 between motor cover 305 and the pump chamber casing 201 improves water-proof effects, and motor cover 305 and the relative rotation of pump chamber casing 201, and motor cover 305 and pump seat 202 are established at draw-in groove 2023 and the restriction is rotated by the card 3051 card to the rotation of pump chamber casing 201 can not drive motor element 300 and rotate and influence capacitive level sensor 301's water level detection.

Filter suction head subassembly 100 and include suction head casing 101 and filter screen 102, suction head casing 101 is equipped with second delivery port 1012 and second water inlet 1011 (the water inlet of this horizontal automatic submersible pump), second delivery port 1012 sets up the right-hand member face at suction head casing 101, second water inlet 1011 sets up the bottom surface at suction head casing 101, filter screen 102 sets up on second water inlet 1011, filter suction head subassembly 100's second delivery port 1012 and the first water inlet 2011 sealing connection of pump chamber subassembly 200, filter suction head subassembly 100 can rotate the orientation with adjustment second water inlet 1011 for pump chamber subassembly 200, it is convenient to use.

Furthermore, the filtering suction head assembly 100 is detachably connected with the pump cavity assembly 200, so that the assembly, the disassembly, the cleaning and the replacement of accessories are convenient.

Preferably, in this embodiment, the filtering tip assembly 100 and the pump chamber assembly 200 are connected by a snap fit, which is simple and easy to disassemble and assemble, but not limited thereto, and in other embodiments, the filtering tip assembly 100 and the pump chamber assembly 200 may be connected by other detachable structures.

Specifically, in this embodiment, the pump chamber housing 201 is provided with a latch 2015, the second water outlet 1012 of the suction head housing 101 is provided with an annular latch 1013, and the filter-suction head assembly 100 is rotatably latched to the latch 1013 by the latch 2015 to be detachably connected to the pump chamber assembly 200, and can rotate 360 °, but not limited thereto.

In this embodiment, the quantity of trip 2015 is a plurality of, and the interval sets up and forms the annular form for connect more stably, and easily processing.

Preferably, in this embodiment, the filter screen 102 is of a cambered surface structure, so that the drying performance is better.

Furthermore, in this embodiment, the suction head housing 101 has a cavity 1014 communicating the second water outlet 1012 and the second water inlet 1011, the cavity wall at the top of the cavity 1014 is provided with the air outlet 103, and the air outlet 103 is provided with a one-way air outlet valve structure, so that the air trapping problem is effectively solved, and the water absorption performance is improved.

In this embodiment, the one-way air outlet valve structure is realized by an air outlet valve 105 disposed in the air outlet hole 103 and an air outlet bead 104 movably disposed on the air outlet valve 105, and the specific structure is shown in fig. 3, which is simple in structure and low in cost, but is not limited thereto.

Preferably, in this embodiment, a quick-connection joint is arranged on the first water outlet 2013, so that the drain pipe is convenient to disassemble and assemble, and is convenient and fast to use.

Specifically, in this embodiment, the quick-connect coupling includes a coupling 205 and a lock nut 206, the coupling 205 is rotatably connected to the lock nut 206, and the lock nut 206 is threadedly connected to the first water outlet 2013, so as to sealingly connect and fix the coupling 205 and the first water outlet 2013. The joint 205 may be a variety of joints.

Further, in this embodiment, a one-way check valve 207 is further disposed in the joint 205 to prevent liquid in the pipeline from flowing back into the pump cavity after the submersible pump stops working.

When the horizontal type automatic submersible pump is used, when the capacitive liquid level sensor 301 detects that the water level reaches the starting water level, the circuit board 302 controls the motor 303 to work, so that the horizontal type automatic submersible pump works to pump water; after the capacitive liquid level sensor 301 detects that the water level drops to the stop water level, the circuit board 302 delays for a period of time (such as 15s, the suction-drying property is well guaranteed) and then controls the motor 303 to stop, so that the horizontal automatic submersible pump stops working, the dry running is avoided, the use is convenient and fast, the safety is high, the capacitive liquid level sensor is adopted, the structure is simple, the realization is easy, the cost is low, the reliability is high, and the service life is long.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a horizontal automatic immersible pump which characterized in that: the automatic submersible pump comprises a capacitive liquid level sensor, a circuit board and a motor, wherein the capacitive liquid level sensor is arranged in a shell of the horizontal automatic submersible pump and is used for detecting the liquid level height outside the shell of the horizontal automatic submersible pump, the output end of the capacitive liquid level sensor is connected with the input end of the circuit board, the control end of the motor is connected with the output end of the circuit board, and the circuit board is used for correspondingly controlling the motor to work or stop according to the detection signal of the capacitive liquid level sensor.

2. The horizontal automatic submersible pump according to claim 1, wherein: the number of the capacitance type liquid level sensors is two, the two capacitance type liquid level sensors are respectively used for detecting a stop water level and a start water level, and the capacitance type liquid level sensors are arranged on the circuit board.

3. The horizontal automatic submersible pump according to claim 1, wherein: this horizontal automatic immersible pump is including filtering suction head subassembly, pump chamber subassembly and motor element, pump chamber subassembly is equipped with the first water inlet and the installing port of intercommunication pump chamber, filter suction head subassembly and set up on the first water inlet of pump chamber subassembly, capacitanc level sensor, circuit board and motor setting are in motor element, motor element seals and sets up on the installing port, and motor element's impeller stretches into in the pump chamber, pump chamber subassembly includes pump chamber casing and pump seat, be equipped with the first delivery port of intercommunication pump chamber on the pump chamber casing, pump chamber casing sets up on the pump seat, and can rotate the orientation in order to adjust first delivery port for the pump seat.

4. The horizontal automatic submersible pump according to claim 3, wherein: the pump seat is provided with a mounting cavity with two through ends, one end of the pump cavity shell is rotatably mounted in the mounting cavity, and the pump cavity shell is connected with the pump seat through a buckle.

5. The horizontal automatic submersible pump according to claim 3, wherein: the filtering suction head assembly is provided with a second water outlet and a second water inlet, the second water outlet of the filtering suction head assembly is hermetically connected with the first water inlet of the pump cavity assembly, and the filtering suction head assembly can rotate relative to the pump cavity assembly to adjust the orientation of the second water inlet.

6. The horizontal automatic submersible pump according to claim 5, wherein: filter suction head subassembly and the mutual joint of pump chamber subassembly and form and can dismantle the connection, the water inlet of filtering suction head subassembly is equipped with the filter screen, and the filter screen is ARC structure.

7. The horizontal automatic submersible pump according to claim 5, wherein: the filtering suction head assembly is provided with a cavity communicated with the second water outlet and the second water inlet, the cavity wall at the top of the cavity is provided with an exhaust hole, and the exhaust hole is provided with a one-way air outlet valve structure.

8. The horizontal automatic submersible pump according to claim 4, wherein: the motor assembly is detachably arranged on the mounting opening in a sealing mode.

9. The horizontal automatic submersible pump according to claim 8, wherein: the motor assembly is connected with the pump base in a buckling mode and is detachably arranged on the mounting opening in a sealing mode.

10. The horizontal automatic submersible pump according to claim 3, wherein: and a quick connector is arranged on the first water outlet.