CN218235416U

CN218235416U - Portable brushless frequency conversion control water pump

Info

Publication number: CN218235416U
Application number: CN202222053812.5U
Authority: CN
Inventors: 袁爱民
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-05
Filing date: 2022-08-05
Publication date: 2023-01-06
Anticipated expiration: 2032-08-05

Abstract

The utility model discloses a portable brushless variable frequency control suction pump, including pump case, controller shell, pump case and controller shell plug-in connection, the pump case in be equipped with diaphragm pump and brushless motor, diaphragm pump and brushless motor link to each other, the both sides of pump case are stretched out respectively to the end of intaking and the play water end of diaphragm pump, be equipped with direct current variable frequency power supply controller in the controller shell, after pump case and controller shell are pegged graft, direct current variable frequency power supply controller and brushless motor electric connection, be connected with the article word plug with direct current variable frequency power supply controller electric connection through the wire on the controller shell the utility model discloses simple structure, the practicality is strong.

Description

Portable brushless frequency conversion control water pump

Technical Field

The utility model relates to a suction pump field relates to portable brushless variable frequency control suction pump especially.

Background

The portable water pump is mainly used for household car washing, agricultural irrigation, flower watering and the like, the conventional portable water pump in the market is characterized in that a rechargeable battery or a storage battery is fixed in a pump shell, a delta-shaped jack is arranged in the shell, and then a charger with a delta-shaped plug is provided, but the charger is easily mixed with a household two-wheel or three-wheel storage battery car charger, and the power of the portable water pump is easily burnt and even seriously exploded after mixed use because most portable water pumps are 12V power supplies and the household two-wheel or three-wheel storage battery cars are about 12V-90V power supplies; simultaneously, the fixed structure of traditional power, the dock structure that must need a lot of fasteners to come fixed power and power, the structure is complicated, and is with high costs, based on above-mentioned technical problem, the utility model discloses a portable suction pump of novel structure.

Disclosure of Invention

An object of the utility model is to prior art's weak point, solve the technical problem in the correlation technique to a certain extent at least, provide a new portable brushless variable frequency control suction pump in order to reach the purpose of solving current charger and use the problem such as burning out or explosion, structure complexity height with high costs easily.

In order to solve the technical problem, the technical scheme of the utility model is that: portable brushless variable frequency control suction pump, including pump case, controller shell, pump case and controller shell plug-in connection, the pump case in be equipped with diaphragm pump and brushless motor, diaphragm pump and brushless motor link to each other, the both sides of pump case are stretched out respectively to the end of intaking and the play water end of diaphragm pump, be equipped with direct current variable frequency power supply controller in the controller shell, after pump case and controller shell pegged graft, direct current variable frequency power supply controller and brushless motor electric connection, be connected with the article word plug with direct current variable frequency power supply controller electric connection on the controller shell through the wire.

Furthermore, a lifting sheet, a spring and a positioning column are arranged in the controller shell, a positioning groove and a barb extending out of the control shell under the action of the spring are arranged on the lifting sheet, one end of the spring abuts against the positioning column, and the other end of the spring abuts against the positioning groove;

the pump case in be equipped with the chamber that holds of controller shell adaptation, hold the chamber low wall in chamber and offer the barb groove with barb adaptation.

Furthermore, a mounting seat is fixed on the lower wall of the cavity of the accommodating cavity, two metal inserting pieces are fixed on the mounting seat, and the metal inserting pieces are electrically connected with the brushless motor;

the controller shell in be equipped with the contact piece of corresponding metal inserted sheet adaptation, the contact piece is connected with direct current variable frequency power supply controller electricity, the controller shell on be equipped with the guide groove that makes the metal inserted sheet insert in the controller shell.

Further, the contact piece includes the sheetmetal of two wave shapes of fixed mounting in the controller shell, is equipped with the mounting groove in the controller shell, and two sheetmetals are fixed in the mounting groove, have the clearance between two sheetmetals, conduction groove and mounting groove intercommunication.

Furthermore, the mounting seat is provided with a raised extending edge, and the lower wall of the cavity for accommodating the cavity is provided with a ring groove matched with the extending edge.

Further, a switch mounting groove and a display screen mounting groove are formed in the pump shell.

The utility model discloses technical effect mainly embodies in following aspect: 1: the pin-shaped plug can be directly inserted into a charging port on the household battery car for use, the battery of the battery car is used as a power supply, the use is more convenient, an additional charger is not needed, and the pin-shaped plug is prevented from being mixed with the charger of the household battery car for use. 2: extend the limit card on the first half groove of left body through the left side earlier the mount pad, then at the right body of opposition to through the screw-up, so, the mount pad is through controlling the all-round joint of body detachable in the annular, and the controller shell is pegged graft with the pump case, need not any fastener fixed power and power butt joint structure.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the protruding accommodating cavity of the present invention.

Fig. 3 is a schematic structural diagram of the controller case.

Fig. 4 is a schematic structural view of the connecting strip.

Fig. 5 is a schematic cross-sectional view of fig. 4.

Fig. 6 is a schematic view of the structure of the mounting groove inside the controller case.

Fig. 7 is a schematic structural diagram of the mounting seat.

Fig. 8 is a schematic structural view of the contact sheet and the two metal sheets after being inserted.

Fig. 9 is a schematic structural view of the lifting sheet.

Detailed Description

The embodiments of the present invention are described in detail below, and are intended to explain the present invention so as to make the technical solutions of the present invention easier to understand and grasp, but not to be construed as limitations of the present invention.

As shown in fig. 1, 2, 3, 4, 5, 6, 7, 8 and 9: portable brushless variable frequency control suction pump, including pump case 1, controller shell 2, pump case 1 is pegged graft and the joint is connected with controller shell 2, pump case 1 in be equipped with diaphragm pump and brushless motor, under the condition of equal efficiency, adopt brushless motor, the energy consumption efficiency, and life is longer, the noise is little, diaphragm pump and brushless motor link to each other, the both sides of pump case 1 are stretched out respectively to the end of intaking and the play water end of diaphragm pump, be equipped with direct current variable frequency power supply controller 21 in the controller shell 2, pump case 1 is pegged graft the back with controller shell 2, direct current variable frequency power supply controller 21 and brushless motor electric connection, be connected with the article word plug with direct current variable frequency power supply controller 21 electric connection through the wire on the controller shell 2.

Through above-mentioned design such as direct current variable frequency power supply controller, article word plug can directly insert the mouth that charges on domestic storage battery car and use, utilizes the storage battery of storage battery car as the power, and it is more convenient to use, need not extra charger, prevents to use with domestic storage battery car charger thoughtlessly.

A lifting sheet 22, a spring 23 and a positioning column 24 are arranged in the controller shell 2, the lifting sheet 22 is provided with a positioning groove 221 and a barb 222 extending out of the control shell under the action of the spring 23, one end of the spring 23 abuts against the positioning column 24, and the other end abuts against the positioning groove 221; the pump shell 1 is internally provided with an accommodating cavity 11 matched with the controller shell 2, and the lower wall of the cavity of the accommodating cavity 11 is provided with a barb groove 12 matched with the barb 222.

Through the design, when the controller shell 2 transversely slides into the cavity, the cavity low wall of the accommodating cavity 11 extrudes the barb 222, so that the spring 23 is compressed until the barb is slid to a preset position, the barb 222 resets under the action of the spring 23, the hook is clamped in the barb groove 12, and the clamping and fixing effects are achieved.

If the controller case 2 is to be pulled out, the pressing portion 25 is provided on the lifting piece 22, the pressing portion 25 is exposed outside the controller case 2, the pressing portion 25 is pressed strongly, the spring 23 is compressed, the lifting piece 22 descends, and the barb 222 descends (i.e., is hidden in the controller case 2), so that the controller case 2 is easy to pull out.

A mounting seat 3 is fixed on the lower wall of the accommodating cavity 11, two metal inserting pieces 31 are fixed on the mounting seat 3, and the metal inserting pieces 31 are electrically connected with the brushless motor; the controller shell 2 is internally provided with a contact piece 26 matched with the corresponding metal insertion piece 31, the contact piece 26 is electrically connected with the direct current variable frequency power supply controller 21, and the controller shell 2 is provided with a conduction groove 27 for inserting the metal insertion piece 31 into the controller shell 2.

Through above-mentioned design, after

controller shell

2 and 1 grafting joint of pump case, two metal inserted sheets 31 just supported the contact with corresponding two, realize the circular telegram.

Contact piece 26 includes the sheetmetal of two wave shapes of fixed mounting in controller shell 2, and two sheetmetals set up relatively, have the clearance between the two sheetmetals, and the crest is to the crest, the trough is to the trough, insert the back when metal inserted sheet 31, metal inserted sheet 31 inserts between two sheetmetals, the trough and the metal inserted sheet 31 of a sheetmetal closely contradict, the crest and the metal inserted sheet 31 of another sheetmetal closely contradict, it is good to guarantee to contact in the use, be equipped with mounting groove 01 in the controller shell 2, two sheetmetals accessible screw or extruded interference fit's mode are fixed in the mounting groove, conduction groove 27 and mounting groove 01 intercommunication, metal inserted sheet 31 insert conduction groove 27 earlier, insert between two sheetmetals again.

Mount pad 3 on be equipped with bellied limit 32 that prolongs, the chamber low wall that holds chamber 11 is equipped with and prolongs annular 111 of limit 32 adaptation, pump case 1 includes left body and the right body of opposition, left side body sets up first half groove 1111 in the chamber low wall department that holds chamber 11, right side body sets up second half groove in the chamber low wall department that holds chamber 11, control the body after the opposition, and through the screw fixation, first half groove 1111 and second half groove have just formed annular 111, during the installation, prolong limit 32 card on first half groove 1111 of left side body through the left side with mount pad 3 earlier, then at the right body of opposition, and through the screw fastening, so, mount pad 3 is through controlling the all-round joint of body detachable in annular 111, need not any fastener.

The pump shell 1 is provided with a switch mounting groove and a display screen mounting groove which are respectively used for mounting a switch and a display screen.

Of course, the invention has the advantage that the pump shell is directly inserted into the battery of the existing electric tool for use through the structural design of the pump shell.

Of course, the above is only a typical example of the present invention, and besides, the present invention can also have other various specific embodiments, and all technical solutions adopting equivalent replacement or equivalent transformation are all within the scope of the present invention as claimed.

Claims

1. Portable brushless variable frequency control suction pump, its characterized in that: the controller comprises a pump shell and a controller shell, wherein the pump shell is connected with the controller shell in an inserting manner, a diaphragm pump and a brushless motor are arranged in the pump shell and connected with each other, a water inlet end and a water outlet end of the diaphragm pump respectively extend out of two sides of the pump shell, a direct-current variable-frequency power controller is arranged in the controller shell, after the pump shell is connected with the controller shell in an inserting manner, the direct-current variable-frequency power controller is electrically connected with the brushless motor, and a pin-shaped plug electrically connected with the direct-current variable-frequency power controller is connected to the controller shell through a lead;

a lifting sheet, a spring and a positioning column are arranged in the controller shell, a positioning groove and a barb extending out of the control shell under the action of the spring are arranged on the lifting sheet, one end of the spring abuts against the positioning column, and the other end of the spring abuts against the positioning groove;

an accommodating cavity matched with the controller shell is arranged in the pump shell, and a barb groove matched with the barb is formed in the lower wall of the cavity of the accommodating cavity;

a mounting seat is fixed on the lower wall of the accommodating cavity, two metal inserting pieces are fixed on the mounting seat, and the metal inserting pieces are electrically connected with the brushless motor;

the controller shell is internally provided with a contact piece matched with the corresponding metal insert, the contact piece is electrically connected with the direct-current variable-frequency power supply controller, and the controller shell is provided with a conduction groove for inserting the metal insert into the controller shell;

the mounting seat is provided with a raised extending edge, and the lower wall of the cavity of the accommodating cavity is provided with a ring groove matched with the extending edge.

2. The portable brushless frequency conversion control water pump according to claim 1, wherein: the contact piece comprises two wavy metal sheets fixedly installed in the controller shell, an installation groove is formed in the controller shell, the two metal sheets are fixed in the installation groove, a gap is formed between the two metal sheets, and the conduction groove is communicated with the installation groove.

3. The portable brushless frequency conversion control water pump according to claim 1, wherein: the pump shell is provided with a switch mounting groove and a display screen mounting groove.