CN201891584U

CN201891584U - Miniature direct current diaphragm diving pump

Info

Publication number: CN201891584U
Application number: CN2010206623624U
Authority: CN
Inventors: 侯胜忠
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-12-04
Filing date: 2010-12-04
Publication date: 2011-07-06
Anticipated expiration: 2020-12-04

Abstract

The utility model discloses a miniature direct current diaphragm diving pump, which comprises an upper case (15), a lower case (20), a press disc (1), a direct current motor (8) and a diaphragm pump body (10), wherein the press disc (1) is arranged in the middle. The diaphragm diving pump is characterized in that two cavities are formed in the upper case (15), the upper part of the upper case (15) is provided with a water outlet (19) and a wire outlet (18), a press disc water overflowing hole (4), a press disc motor hole (2), a press disc water outlet hole (3) and a back flow device (6) are arranged on the press disc (1), the direct current motor (8) is arranged in the cavity of the upper case, a middle shaft rod of the direct current motor (8) passes through the press disc motor hole (2) to be connected with an eccentric wheel (9), the eccentric wheel (9) is embedded into the diaphragm pump body (10) arranged in the lower case (20), one side of the diaphragm pump body (10) is provided with a pump body water inlet (11), the other side of the diaphragm pump body (10) is provided with a pump body water outlet pipe (12) which is communicated and connected with the press disc water outlet hole (3) in a sealed way, the press disc water outlet hole (3) is communicated with an outer cavity (16) of the upper case, and all components are in sealed connection. The diaphragm diving pump belongs to the fully sealed miniature direct current diaphragm diving pump, which can be directly placed in liquid and has high pressure and long lift.

Description

Minisize dc barrier film submersible pump

Technical field:

The utility model relates to the pumping equipment technical field, is a kind of minisize dc barrier film submersible pump specifically.

Background technique:

At present, Chang Yong pumping equipment is minisize dc diaphragm pump and minisize dc submersible pump; Existing minisize dc diaphragm pump drives diaphragm pump head work by a direct current generator, the pressure that current are produced is big, lift is far away, but the minisize dc diaphragm pump motor does not seal, the motor damage of intaking easily, this pump can not be placed directly in the water, liquid is discharged by the intake pipe inspiration waste pipe on the pump head, need connect pipe at the pump head intake pipe during work, pipe is placed on inspiration liquid in the liquid again, so this diaphragm pump all has certain suction journey, through using the suction of diaphragm pump more and more littler or basic suction not intake after a while, shorten working life; And existing minisize dc submersible pump internal work principle is wheel rotation of a driven by motor, reach the purpose of suction water outlet, but this minisize dc submersible pump lift is little, and current are not produced much pressure.

Summary of the invention:

The purpose of this utility model is the deficiency that overcomes above-mentioned prior art, and a kind of minisize dc barrier film submersible pump is provided, mainly solve existing minisize dc diaphragm pump and inhale problems such as journey is limited, working life shortens and minisize dc submersible pump lift is little, current are produced pressure is little.

The utility model is achieved in that minisize dc barrier film submersible pump, it comprises shell and lower casing, establish platen between the two, its special way is to have in the shell two concentric circle cavitys, be respectively shell hollow cavity and last shell external cavity, last shell upper is provided with water outlet and wire outlet, water outlet and last shell external cavity are connected, the waterexit end of water outlet is connected with the water device, platen is provided with the platen spillway hole, platen motor hole and platen osculum, the platen spillway hole communicates with last shell external cavity, platen reflux seat is established in the position of corresponding platen spillway hole on platen, in platen reflux seat, establish reflux, establish pressure regulating screw in the bottom of reflux; In last shell hollow cavity, establish direct current generator, the middle axostylus axostyle of direct current generator passes platen motor hole and connects eccentric wheel, eccentric wheel is in lower casing, the direct current generator upper central is established wire rack, establish hollow sealing rubber on the wire rack, hollow sealing rubber is in wire outlet, and the electric wire of direct current generator is pulled out by hollow sealing rubber mesopore by the mesopore of wire rack again, and electric wire is connected with power supply; Establish the diaphragm pump pump housing in lower casing, the diaphragm pump pump housing one side is established pump housing water intake, and opposite side is established pump housing outlet pipe, and pump housing outlet pipe and the sealing of platen osculum are connected; Eccentric wheel is bumped in the diaphragm pump pump housing, drives pump housing inner support, and support drives diaphragm work, and the shell filter screen is set in the bottom of lower casing, lower casing and platen side edge, and the diaphragm pump pump housing and reflux are wrapped in the inside; The sealing of last shell and platen upper edge is joined, and is tightly connected with the diaphragm pump pump housing below the platen, and the platen osculum communicates with last shell external cavity.

Compared with the prior art minisize dc barrier film submersible pump described in the utility model has following good effect: 1, because the product good seal can be placed directly in the liquid, motor seal is not intake, and does not inhale the limited problem of journey; 2, the pressure of Chan Shenging is big, and lift is far away, long service life.

Description of drawings:

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the decomposition texture schematic representation of Fig. 1.

The drawing explanation:

1 platen, 2 platen motor holes, 3 platen osculums, 4 platen spillway holes, 5 platen reflux seats, 6 refluxes, 7 pressure regulating screws, 8 direct current generators, 9 eccentric wheels, the 10 diaphragm pump pump housings, 11 pump housing water intakes, 12 pump housing outlet pipes, 13 wire racks, 14 caulking gums, shell on 15, shell external cavity on 16, shell hollow cavity on 17,18 wire outlets, 19 water outlets, 20 lower casings, 21 lower casing filter screens are above 22 platens, below 23 platens

Embodiment:

In order to understand better and to implement, provide specific embodiment below in conjunction with accompanying drawing and describe the utility model minisize dc barrier film submersible pump in detail.

Embodiment 1, referring to Fig. 1,2, be processed into shell 15, lower casing 20 and platen 1, two concentric circle cavitys are arranged in the last shell 15, be respectively shell hollow cavity 17 and last shell external cavity 16, last shell 15 tops have water outlet 19 and wire outlet 18, and water outlet 19 is connected with last shell external cavity 16, the waterexit end of water outlet 19 is connected with the water device, and the water device can be high pressure water gun, spray lance etc.; Have platen spillway hole 4, platen motor hole 2 and platen osculum 3 on the platen 1, there is platen reflux seat 5 position of corresponding platen spillway hole 4 on platen 1, reflux 6 is installed in platen reflux seat 5, in the bottom of reflux 6 setting pressure adjusting screw 7, set return pressure adjusting screw 7, when last shell external cavity 16 pressure were excessive, liquid can back down platen spillway hole 4 and discharge from reflux 6; Lower casing filter screen 21 is installed in the bottom of lower casing 20, and the liquid that 21 pairs of lower casing filter screens enter in the diaphragm pump pump housing 10 filters;

Direct current generator 8 is installed in last shell hollow cavity 17, the middle axostylus axostyle of direct current generator 8 passes platen motor hole 2 and connects eccentric wheel 9, eccentric wheel 9 is in lower casing 20, in direct current generator 8 upper central wire rack 13 is installed, hollow sealing rubber 14 is installed on the wire rack 13, hollow sealing rubber 14 passes wire outlet 18 sealings, the electric wire of direct current generator 8 is pulled out by hollow sealing rubber 14 mesopores by the mesopore of wire rack 13 again, electric wire is connected with power supply, can adopt transformer during transformation if desired; The diaphragm pump pump housing 10 is installed in lower casing 20, the diaphragm pump pump housing 10 1 sides have pump housing water intake 11, opposite side has pump housing outlet pipe 12, pump housing outlet pipe 12 is tightly connected with platen osculum 3 communicates, eccentric wheel 9 is bumped in the diaphragm pump pump housing 10, drive pump housing inner support, support drives diaphragm work; Lower casing 20 23 edges sealing below platen is joined, the diaphragm pump pump housing 10 and reflux 6 are wrapped in the inside, to go up shell 15 again joins with 22 edges sealing above the platen, direct current generator 8 is sealed in 17 li of shell hollow cavities, platen osculum 3 communicates with last shell external cavity 16, platen spillway hole 4 communicates with last shell

external cavity

16, and 23 are tightly connected with the diaphragm pump pump housing 10 below the platen, form a seal.

Minisize dc barrier film submersible pump described in the utility model, be placed directly in the liquid during use, after the direct current generator energising, drive diaphragm pump head liquid is sucked pump housing water intake by the lower casing filter screen, again by two chamber work in the diaphragm pump pump housing, liquid is advanced to pump housing outlet pipe, enter the shell external cavity by the platen osculum again, water outlet by last shell is pressed into the water device with liquid, take away the heat that motor produces simultaneously, when last shell external cavity pressure reaches setting pressure when above, being opened of reflux, liquid can be back to pump housing water intake, and the water device that liquid that can not connects because of water outlet is closed and suppressed quick-fried submersible pump.

Claims

1. minisize dc barrier film submersible pump, it comprises shell (15) and lower casing (20), establish platen (1) between the two, it is characterized in that two concentric circle cavitys are arranged in the shell (15), be respectively shell hollow cavity (17) and last shell external cavity (16), last shell (15) top is provided with water outlet (19) and wire outlet (18), water outlet (19) is connected with last shell external cavity (16), the waterexit end of water outlet (19) is connected with the water device, platen (1) is provided with platen spillway hole (4), platen motor hole (2) and platen osculum (3), platen spillway hole (4) communicates with last shell external cavity (16), go up the position of corresponding platen spillway hole (4) at platen (1) and establish platen reflux seat (5), in platen reflux seat (5), establish reflux (6), establish pressure regulating screw (7) in the bottom of reflux (6); In last shell hollow cavity (17), establish direct current generator (8), the middle axostylus axostyle of direct current generator (8) passes platen motor hole (2) and connects eccentric wheel (9), eccentric wheel (9) is in lower casing (20), direct current generator (8) upper central is established wire rack (13), establish hollow sealing rubber (14) on the wire rack (13), hollow sealing rubber (14) is in wire outlet (18), the electric wire of direct current generator (8) is pulled out by hollow sealing rubber (14) mesopore by the mesopore of wire rack (13) again, and electric wire is connected with power supply; Establish the diaphragm pump pump housing (10) in lower casing (20), the diaphragm pump pump housing (10) one sides are established pump housing water intake (11), and opposite side is established pump housing outlet pipe (12), and pump housing outlet pipe (12) is connected with platen osculum (3) sealing; Eccentric wheel (9) is bumped in the diaphragm pump pump housing (10), drive pump housing inner support, support drives diaphragm work, and shell filter screen (21) is set in the bottom of lower casing (20), lower casing (20) and platen (1) side edge, the diaphragm pump pump housing (10) and reflux (6) are wrapped in the inside; Last shell (15) joins with (22) edge sealing above the platen, and (23) join with the diaphragm pump pump housing (10) sealing below the platen, and platen osculum (3) communicates with last shell external cavity (16).