CN114233646A

CN114233646A - Water pump with external battery

Info

Publication number: CN114233646A
Application number: CN202210036175.2A
Authority: CN
Inventors: 赵春庭
Original assignee: Wenling Bolong Mechanical & Electrical Co ltd
Current assignee: Wenling Bolong Mechanical & Electrical Co ltd
Priority date: 2022-01-13
Filing date: 2022-01-13
Publication date: 2022-03-25

Abstract

The invention belongs to the technical field of water pumps, and particularly relates to a water pump with an external battery. The water pump body comprises a pump head, a pump shell and a pump cavity partition plate, wherein a motor barrel is arranged in the pump shell, and a cover body is arranged at the top of the motor barrel. The motor with the output shaft arranged downwards is arranged in the motor barrel, the motor output shaft penetrates through the shaft hole and the pump cavity partition plate and is fixed with the impeller, a dynamic seal is arranged between the motor output shaft and the shaft hole, and a water stop ring sleeved outside the impeller is arranged at an inlet of the pump head. The battery case includes base, flip. The base front side is equipped with the spout, is equipped with the battery socket in the spout, and the lithium cell slides with the spout and is connected and be connected with the battery socket electricity. The base is internally provided with a control circuit board, the base is provided with a control panel and a power output socket which are electrically connected with the control circuit board, and the rear side of the base is provided with a fixing structure for fixing the base. The invention has simple structure, good sealing effect, high lift, effective blockage prevention and external and detachable battery.

Description

Water pump with external battery

Technical Field

The invention belongs to the technical field of water pumps, and particularly relates to a water pump with an external battery.

Background

The submersible pump is a water lifting device widely used for drainage work in mines, factories, railways and construction sites, a motor and the water pump are connected into a whole, and in the work, the motor is submerged into water along with a pump body and discharges liquid from an outlet of the pump through the work of an impeller or other structures; because the motor is immersed under water in the work, therefore waterproof sealing work is crucial, and the existing submersible pump is used for connecting a waterproof shell and the motor by bolts and sealing rings matched with the bolts, and because the head of the bolt is exposed out of the shell, the bolt is easily corroded by liquid and is not matched with the sealing rings and the bolt holes, and finally, the shell leaks water and the motor is damaged. And the submersible pump works in water, if the submersible pump works in water, impurities in the water are more and are easy to block the submersible pump, so that the normal work is influenced.

The submersible pump is an important device for pumping water from a deep well. When in use, the whole unit is submerged to work, and underground water is extracted to the ground surface, so that the unit is used for domestic water, mine emergency, industrial cooling, farmland irrigation, seawater lifting and ship load regulation, and can also be used for fountain landscape. The immersible pump needs power supply unit to supply power, consequently, for the environmental demand in remote area, present immersible pump battery is all adorned inside the water pump body, then carry out waterproof sealing design through waterproof sealing device, in case the battery breaks down or when electric power storage capacity descends, just need take out the water pump from the deep well, then dismantle whole water pump, destroy whole waterproof sealing device and maintain, just hardly make after the maintenance and reach the inside original sealed effect of waterproof sealing device, finally lead to whole water pump to scrap, short service life, consequently, need a section external on the water pump, convenient to detach, and the later stage battery of being convenient for to charge.

Disclosure of Invention

The invention aims to solve the defects of the prior art, and provides the external water pump with the battery, which has the advantages of simple structure, good sealing effect, high lift, effective blockage prevention, external connection of the battery and detachable battery.

The purpose of the invention is solved by the following technical scheme:

the utility model provides an external water pump of battery which characterized in that: the water pump comprises a water pump body, wherein an external battery box is connected outside the water pump body through an electric wire;

the water pump body comprises a pump head and a pump shell fixed at the top of the pump head, a pump cavity partition plate is arranged between the pump head and the pump shell, a cavity is arranged in the pump shell, a motor barrel for mounting a motor is arranged in the cavity, and a cover body matched with the motor barrel is arranged at the top of the motor barrel; a motor with an output shaft arranged downwards is placed in the motor barrel, a shaft hole for the output shaft of the motor to penetrate through is formed in the bottom of the motor barrel, dynamic seal is arranged between the output shaft of the motor and the shaft hole, the output shaft of the motor penetrates through the pump cavity partition plate and is fixedly provided with an impeller, the impeller is positioned between the pump cavity partition plate and a pump head, a water stop ring is arranged at an inlet of the pump head, and the water stop ring is sleeved outside the impeller;

the battery box comprises a base and a turnover cover covering the front side of the base, the bottom end of the turnover cover is hinged with the base, and the top end of the turnover cover is clamped with the base; the lithium battery is connected with the sliding chute in a sliding manner through the sliding block, and is electrically connected with the battery socket; the base is provided with a control panel and a power supply output socket, a control circuit board is arranged in the base, and the battery socket, the control panel and the power supply output socket are all electrically connected with the control circuit board; the base rear side is equipped with the fixed knot who is used for unable adjustment base and constructs.

Preferably, the motor barrel is of a barrel-shaped structure with an opening at the top, a first support lug is arranged on the outer side of the top of the motor barrel, a threaded blind hole is formed in the first support lug in the vertical direction, a second support lug matched with the first support lug is arranged on the outer side wall of the cover body, a threaded through hole is formed in the second support lug in the vertical direction, the motor barrel further comprises a first screw matched with the threaded through hole and the threaded blind hole, and the cover body is fixedly connected with the motor barrel through the first screw; the motor bucket opening top inner wall is equipped with ring cylindricality recess, the lid bottom is equipped with ring cylindricality extension section, extension section external diameter equals with the recess diameter, and the extension section inlays to be established in the recess, and the seal ring groove has been seted up to the extension section outer wall, is equipped with the sealing washer in the seal ring groove.

Preferably, the outer diameter of the motor is smaller than the inner diameter of the motor barrel, the inner diameter of the extension section is smaller than the outer diameter of the motor, the bottom of the extension section abuts against the top of the motor, and the distance from the bottom of the extension section to the bottom of the motor barrel is equal to the height of the motor; the central axis of the motor barrel, the central axis of the extension section, the central axis of the cover body and the central axis of the motor are coincided.

Preferably, the bottom of the pump head is provided with a filter cover, the bottom of the pump head is provided with a first mounting hole, a second mounting hole is formed in the position, matched with the first mounting hole, of the filter cover, the pump head further comprises a second screw, and the filter cover is fixed on the pump head through the second screw.

Optionally, the fixing structure of the invention comprises an installation fixing plate, a plurality of third installation holes for installation with the wall surface are formed on the installation fixing plate, and a third screw matched with the third installation holes is further included; the base rear side upper portion is equipped with the draw-in groove that the opening set up down, and base rear side lower part is equipped with the saddle that the upper surface level set up, and the base bottom is equipped with the fourth mounting hole, installation fixed plate front side upper portion is equipped with the fixture block that sets up, the fixture block cooperatees with the draw-in groove, and installation fixed plate front side lower part is equipped with the boss that the lower surface level set up, the boss card is put on the saddle, and installation fixed plate bottom is equipped with fourth mounting hole complex fifth mounting hole, still including with fifth mounting hole, fourth mounting hole complex fourth screw, the installation fixed plate passes through fourth screw and base fixed connection.

Optionally, the fixing structure comprises a U-shaped clamp with a downward clamping opening, a clamping groove with a downward opening is formed in the upper portion of the rear side of the base, a second clamping block with an upward opening is arranged at the bottom of the front side of the U-shaped clamp, and the second clamping block is clamped in the clamping groove; the top of the rear side of the base is provided with a second clamping groove with an opening arranged towards the rear upper side, the upper part of the front side of the U-shaped clamp is provided with a third clamping block which is obliquely arranged towards the front lower side, and the third clamping block is clamped in the second clamping groove.

Preferably, the base comprises a front base and a rear cover, the front base is a box body with an opening at the rear side, the rear cover is matched with the opening of the front base, the base further comprises a fifth screw, and the rear cover is fixedly connected with the front base through the fifth screw; a cavity is formed between the front base and the rear cover, and the control circuit board is positioned in the cavity.

Preferably, the top of the base is provided with a buckle mounting seat, a spring buckle is hinged in the buckle mounting seat, and the flip cover is provided with a third clamping groove matched with the spring buckle; the buckle mounting seat is externally hinged with a clamping ring, and the turning cover is provided with a clamping ring fixing block matched with the clamping ring.

Preferably, the sliding groove is a U-shaped sliding groove and comprises two sliding ways arranged along the vertical direction and an arc-shaped flange arranged at the bottom of each sliding way; the battery socket is arranged in the arc-shaped rib.

Preferably, the control panel is arranged on the top of the base; the power output socket is arranged at the bottom of the base.

Compared with the prior art, the invention has the following characteristics and beneficial effects:

1. the sealing performance between motor bucket and the lid has at first been ensured in the cooperation of extension section and recess, and the setting of sealing washer groove and sealing washer has further improved the sealing performance between motor bucket and the lid, and the sealed effect in motor output shaft and shaft hole is ensured to rethread dynamic seal, has greatly improved the inside sealing performance of motor bucket, has guaranteed the reliability of immersible pump.

2. The pump head entry is equipped with the seal ring, and this seal ring cover is established outside the impeller, and the seal ring makes the lift maximize with the impeller precision fit, and the pump is little the lift height, and is necessary at home, applicable in watering flowers, carwash etc..

3. The extension section bottom supports and leans on at the motor top, and the distance of extension section bottom to motor barrel bottom equals with the height of motor, and the extension section can be with the motor more steadily card in the motor barrel, has ensured the job stabilization nature of motor.

4. The setting of filter mantle can prevent effectively that aquatic debris from entering into the water pump in, avoids water pump inner structure to receive the damage, ensures the normal use of water pump.

5. When the water supply pump is required to supply power, the battery box is fixed through the fixing structure, the special plug for the water pump and the power output socket are oppositely plugged, the water supply pump can be used, the structure is simple, the water supply pump can be quickly connected, and the service life of the water pump and the battery can be prolonged by separating the battery from the water pump.

6. After the lithium cell electric quantity consumed up, untie flip and the position of base joint, open flip, with the lithium cell roll-off and more renew the lithium cell in the spout, be convenient for change fast and maintain the lithium cell.

7. The arc flange can prevent the lithium battery from slipping from the sliding groove.

Drawings

FIG. 1 is a schematic view of the structure of the present invention.

FIG. 2 is a schematic cross-sectional view of the structure of FIG. 1A-A.

Fig. 3 is a partially enlarged view of fig. 2.

Fig. 4 is a schematic diagram of an exploded structure of the battery box according to the present invention.

Fig. 5 is a left side sectional view of the battery pack according to the first embodiment of the present invention.

Fig. 6 is a schematic diagram of an exploded structure of a battery case according to the present invention.

Fig. 7 is a left side sectional view of the battery pack according to the present invention.

In the figure: the water pump comprises a water pump body 1, a battery box 2, a pump head 3, a pump shell 4, a pump cavity partition plate 5, a motor barrel 6, a cover body 7, a motor 8, a shaft hole 9, a dynamic seal 10, an impeller 11, a base 12, a flip cover 13, a sliding chute 14, a battery socket 15, a lithium battery 16, a sliding block 17, a control panel 18, a power output socket 19, a control circuit board 20, a first support lug 21, a threaded blind hole 22, a second support lug 23, a threaded through hole 24, a first screw 25, a groove 26, an extension section 27, a sealing ring groove 28, a sealing ring 29, a filter cover 30, a first mounting hole 31, a second mounting hole 32, a second screw 33, a mounting fixing plate 34, a third mounting hole 35, a third screw 36, a clamping groove 37, a support platform 38, a fourth mounting hole 39, a clamping block 40, a boss 41, a fifth mounting hole 42, a fourth screw 43, a front base 44, a rear cover 45, a fifth screw 46, a clamping mounting seat 47, a spring clamp 48, The clamping device comprises a third clamping groove 49, a clamping ring 50, a clamping ring fixing block 51, a slide way 52, an arc-shaped rib 53, a U-shaped clamp 54, a second clamping block 55, a second clamping groove 56, a third clamping block 57 and a water stop ring 58.

Detailed Description

The present invention will be described in further detail below with reference to the accompanying drawings.

Example 1:

as shown in fig. 1-3, the water pump with the external battery comprises a water pump body 1, and an external battery box 2 is connected outside the water pump body 1 through an electric wire.

The water pump comprises a water pump body 1 and a water pump body, wherein the water pump body comprises a pump head 3 and a pump shell 4 fixed on the top of the pump head 3, a pump cavity partition plate 5 is arranged between the pump head 3 and the pump shell 4, a cavity is arranged in the pump shell 4, a motor barrel 6 used for installing a motor is arranged in the cavity, and a cover body 7 matched with the motor barrel is arranged on the top of the motor barrel 6; motor 8 that the output shaft set up down has been placed in

motor bucket

6, and 6 bottoms of motor bucket are equipped with the shaft hole 9 that 8 output shafts of power supply machine wore to establish, are equipped with dynamic seal 10 between 8 output shafts of motor and the

shaft hole

9, 8 output shafts of motor pass pump chamber baffle 5 and are fixed with impeller 11, impeller 11 is in between pump chamber baffle 5 and the

pump head

3, 3 entrances of pump head are equipped with seal ring 58, and this seal ring 58 cover is established outside impeller 11, and seal ring 58 makes the lift maximize with 11 accurate cooperations of impeller, and the pump is little high in lift, and is necessary at home, applicable in watering flowers, carwash etc.

The motor barrel 6 is of a barrel-shaped structure with an opening at the top, a first support lug 21 is arranged on the outer side of the top of the motor barrel 6, a threaded blind hole 22 is formed in the first support lug 21 in the vertical direction, a second support lug 23 matched with the first support lug 21 is arranged on the outer side wall of the cover body 7, a threaded through hole 24 is formed in the second support lug 23 in the vertical direction, the motor barrel further comprises a first screw 25 matched with the threaded through hole 24 and the threaded blind hole 22, and the cover body 7 is fixedly connected with the motor barrel 6 through the first screw 25; the inner wall of the top of the opening of the motor barrel 6 is provided with a circular cylindrical groove 26, the bottom of the cover body 7 is provided with a circular cylindrical extension section 27, the outer diameter of the extension section 27 is equal to the diameter of the groove 26, the extension section 27 is embedded in the groove 26, the outer wall of the extension section 27 is provided with a seal ring groove 28, and a seal ring 29 is arranged in the seal ring groove 28.

The outer diameter of the motor 8 is smaller than the inner diameter of the motor barrel 6, the inner diameter of the extension section 27 is smaller than the outer diameter of the motor 8, the bottom of the extension section 27 is abutted against the top of the motor 8, and the distance from the bottom of the extension section 27 to the bottom of the motor barrel 6 is equal to the height of the motor 8. The central axis of the motor barrel 6, the central axis of the extension section 27, the central axis of the cover body 7 and the central axis of the motor 8 are coincided.

The sealing performance between motor bucket 6 and lid 7 has firstly been ensured in the cooperation of extension section 27 and recess 26, and the setting up of sealing washer groove 28 and sealing washer 29 has further improved the sealing performance between motor bucket 6 and the lid 7, and the sealed effect of motor 8 output shaft and shaft hole 9 is ensured to rethread dynamic seal 10, has greatly improved the inside sealing performance of motor bucket 6, has guaranteed the reliability of immersible pump.

3 bottoms of pump head are equipped with

filter mantle

30, and 3 bottoms of pump head are equipped with first mounting hole 31, and the position of being equipped with second mounting hole 32 with first mounting hole 31 complex on the filter mantle 30 still including second screw 33, filter mantle 30 passes through second screw 33 to be fixed on pump head 3. The diameter of the filter cover 30 is smaller than that of the pump head 3, and the central axis of the filter cover 30 coincides with that of the pump head 3. The setting of filter mantle 30 can prevent effectively that aquatic debris from entering into the water pump in, avoids water pump inner structure to receive the damage, ensures the normal use of water pump.

As shown in fig. 4 and 5, the battery box 2 includes a base 12 and a lid 13 covering the front side of the base 12, the bottom end of the lid 13 is hinged to the base 12, and the top end of the lid 13 is connected to the base 12 in a snap-fit manner. Preferably, a buckle mounting seat 47 is arranged at the top of the base 12, a spring buckle 48 is hinged in the buckle mounting seat 47, and a third clamping groove 49 matched with the spring buckle 48 is arranged on the flip cover 13; the buckle mounting seat 47 is externally hinged with a snap ring 50, and the flip cover 13 is provided with a snap ring fixing block 51 matched with the snap ring 50. When the lithium battery needs to be replaced, the snap ring 50 is broken off from the snap ring fixing block 51, the spring buckle 48 is pressed to be separated from the third snap groove 49, and then the flip cover 13 can be opened.

The base 12 front side is equipped with spout 14, is equipped with battery socket 15 in the spout 14, still including lithium cell 16, and lithium cell 16 rear side is equipped with and is connected with spout 14 complex slider 17, and lithium cell 16 slides through slider 17 and spout 14 and is connected. Preferably, the sliding groove 14 is a U-shaped sliding groove, and includes two sliding ways 52 arranged along the vertical direction and an arc-shaped rib 53 arranged at the bottom of the sliding way 52. The battery socket 15 is arranged in the arc-shaped rib 53, and the lithium battery 16 is electrically connected with the battery socket 15. The arc-shaped rib 53 prevents the lithium battery 16 from slipping from the chute 14.

The base 12 is provided with a control panel 18 and a power output socket 19, preferably, the control panel 18 is arranged on the top of the base 12; the power outlet socket 19 is arranged at the bottom of the base 12.

The base 12 comprises a front base 44 and a rear cover 45, the front base 44 is a box body with an opening at the rear side, the rear cover 45 is matched with the opening of the front base 44, the base further comprises a fifth screw 46, and the rear cover 45 is fixedly connected with the front base 44 through the fifth screw 46; a cavity is formed between the front base 44 and the rear cover 45, and the control circuit board 20 is arranged in the base 12, and the control circuit board 20 is arranged in the cavity. The battery socket 15, the control panel 18 and the power output socket 19 are all electrically connected with the control circuit board 20.

The rear side of the base 12 is provided with a fixing structure for fixing the base 12. The fixing structure comprises an installation fixing plate 34, a plurality of third installation holes 35 used for being installed with the wall surface are formed in the installation fixing plate 34, and third screws 36 matched with the third installation holes 35 are further included; the utility model discloses a mount table, including base 12, installation fixed plate 34, base 12 rear side upper portion, fixture block 40, fixture block 37, mounting plate 34, base 12 rear side upper portion is equipped with draw-in groove 37 that the opening set up down, and base 12 rear side lower part is equipped with the saddle 38 that the upper surface level set up, and base 12 bottom is equipped with fourth mounting hole 39, installation fixed plate 34 front side upper portion is equipped with fixture block 40 that sets up, fixture block 40 cooperatees with draw-in groove 37, and installation fixed plate 34 front side lower part is equipped with the boss 41 that the lower surface level set up, boss 41 blocks and puts on saddle 38, and installation fixed plate 34 bottom is equipped with the fifth mounting hole 42 with fourth mounting hole 39 complex, still including with fifth mounting hole 42, fourth mounting hole 39 complex fourth screw 43, installation fixed plate 34 passes through fourth screw 43 and base 12 fixed connection.

When using this battery case, earlier through third screw 36 with installation fixed plate 34 fixed from the nearer ground of water pump workplace, wall or the place of being convenient for install, go into draw-in groove 37 with fixture block 40 back, put the saddle 38 with the boss 41 card on, meanwhile, aim at fifth mounting hole 42 and fourth mounting hole 39, can be fixed base 12 and installation fixed plate 34 with fourth screw 43 screw in fifth mounting hole 42 and fourth mounting hole 39. The water pump can be powered by plugging the special plug of the water pump into the power output socket 19. After the electric quantity of the lithium battery 16 is completely consumed, the position of the clamping connection between the flip cover 13 and the base 12 is unlocked, the flip cover 13 is opened, the lithium battery 16 slides out of the sliding groove 14, and a new lithium battery 16 is replaced.

Example 2:

The water pump comprises a water pump body 1 and a water pump body, wherein the water pump body comprises a pump head 3 and a pump shell 4 fixed on the top of the pump head 3, a pump cavity partition plate 5 is arranged between the pump head 3 and the pump shell 4, a cavity is arranged in the pump shell 4, a motor barrel 6 used for installing a motor is arranged in the cavity, and a cover body 7 matched with the motor barrel is arranged on the top of the motor barrel 6; motor 8 that the output shaft set up down has been placed in motor bucket 6, and 6 bottoms of motor bucket are equipped with the shaft hole 9 that 8 output shafts of power supply machine wore to establish, are equipped with dynamic seal 10 between 8 output shafts of motor and the shaft hole 9, 8 output shafts of motor pass pump chamber baffle 5 and are fixed with impeller 11, impeller 11 is in between pump chamber baffle 5 and the pump head 3, 3 entrances of pump head are equipped with seal ring 58, and this seal ring 58 cover is established outside impeller 11, and seal ring 58 makes the lift maximize with 11 accurate cooperations of impeller, and the pump is little high in lift, and is necessary at home, applicable in watering flowers, carwash etc.

3 bottoms of pump head are equipped with

filter mantle

As shown in fig. 6 and 7, the battery box 2 includes a base 12 and a lid 13 covering the front side of the base 12, the bottom end of the lid 13 is hinged to the base 12, and the top end of the lid 13 is connected to the base 12 in a snap-fit manner. Preferably, a buckle mounting seat 47 is arranged at the top of the base 12, a spring buckle 48 is hinged in the buckle mounting seat 47, and a third clamping groove 49 matched with the spring buckle 48 is arranged on the flip cover 13; the buckle mounting seat 47 is externally hinged with a snap ring 50, and the flip cover 13 is provided with a snap ring fixing block 51 matched with the snap ring 50. When the lithium battery needs to be replaced, the snap ring 50 is broken off from the snap ring fixing block 51, the spring buckle 48 is pressed to be separated from the third snap groove 49, and then the flip cover 13 can be opened.

The rear side of the base 12 is provided with a fixing structure for fixing the base 12. The fixing structure comprises a U-shaped clamp 54 with a downward clamping opening, a clamping groove 37 with a downward opening is formed in the upper portion of the rear side of the base 12, a second clamping block 55 with an upward opening is arranged at the bottom of the front side of the U-shaped clamp 54, and the second clamping block 55 is clamped in the clamping groove 37; a second clamping groove 56 with an opening facing to the rear upper side is formed in the top of the rear side of the base 12, a third clamping block 57 inclining towards the front lower side is arranged on the upper portion of the front side of the U-shaped clamp 54, and the third clamping block 57 is clamped in the second clamping groove 56.

When the battery box is used, the second clamping block 55 is clamped into the clamping groove 37, the third clamping block 57 is clamped into the second clamping groove 56, the base 12 and the U-shaped clamp 54 can be fixed quickly, and the battery box can be hung at a nearby and convenient position through the U-shaped clamp 54. Then, the special plug of the water pump is plugged into the power output socket 19, so that the power can be supplied to the water pump. After the electric quantity of the lithium battery 16 is completely consumed, the position of the clamping connection between the flip cover 13 and the base 12 is unlocked, the flip cover 13 is opened, the lithium battery 16 slides out of the sliding groove 14, and a new lithium battery 16 is replaced.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Claims

1. The utility model provides an external water pump of battery which characterized in that: the water pump comprises a water pump body, wherein an external battery box is connected outside the water pump body through an electric wire;

2. The external water pump of claim 1, wherein: the motor barrel is of a barrel-shaped structure with an opening at the top, a first support lug is arranged on the outer side of the top of the motor barrel, a threaded blind hole is formed in the first support lug in the vertical direction, a second support lug matched with the first support lug is arranged on the outer side wall of the cover body, a threaded through hole is formed in the second support lug in the vertical direction, the motor barrel further comprises a first screw matched with the threaded through hole and the threaded blind hole, and the cover body is fixedly connected with the motor barrel through the first screw; the motor bucket opening top inner wall is equipped with ring cylindricality recess, the lid bottom is equipped with ring cylindricality extension section, extension section external diameter equals with the recess diameter, and the extension section inlays to be established in the recess, and the seal ring groove has been seted up to the extension section outer wall, is equipped with the sealing washer in the seal ring groove.

3. The external water pump of claim 2, wherein: the outer diameter of the motor is smaller than the inner diameter of the motor barrel, the inner diameter of the extension section is smaller than the outer diameter of the motor, the bottom of the extension section abuts against the top of the motor, and the distance from the bottom of the extension section to the bottom of the motor barrel is equal to the height of the motor; the central axis of the motor barrel, the central axis of the extension section, the central axis of the cover body and the central axis of the motor are coincided.

4. The external water pump of claim 1, 2 or 3, wherein: the pump head bottom is equipped with the filter mantle, and the pump head bottom is equipped with first mounting hole, and the filter mantle is equipped with the second mounting hole with first mounting hole complex position, still including the second screw, the filter mantle passes through the second fix with screw on the pump head.

5. The external water pump of claim 1, 2 or 3, wherein: the fixing structure comprises an installation fixing plate, a plurality of third installation holes used for being installed with a wall surface and a third screw matched with the third installation holes, wherein the installation fixing plate is provided with the third installation holes; the base rear side upper portion is equipped with the draw-in groove that the opening set up down, and base rear side lower part is equipped with the saddle that the upper surface level set up, and the base bottom is equipped with the fourth mounting hole, installation fixed plate front side upper portion is equipped with the fixture block that sets up, the fixture block cooperatees with the draw-in groove, and installation fixed plate front side lower part is equipped with the boss that the lower surface level set up, the boss card is put on the saddle, and installation fixed plate bottom is equipped with fourth mounting hole complex fifth mounting hole, still including with fifth mounting hole, fourth mounting hole complex fourth screw, the installation fixed plate passes through fourth screw and base fixed connection.

6. The external water pump of claim 1, 2 or 3, wherein: the fixing structure comprises a U-shaped clamp with a downward clamping opening, a clamping groove with a downward opening is formed in the upper portion of the rear side of the base, a second clamping block is arranged at the bottom of the front side of the U-shaped clamp in an upward mode, and the second clamping block is clamped in the clamping groove; the top of the rear side of the base is provided with a second clamping groove with an opening arranged towards the rear upper side, the upper part of the front side of the U-shaped clamp is provided with a third clamping block which is obliquely arranged towards the front lower side, and the third clamping block is clamped in the second clamping groove.

7. The external water pump of claim 1, 2 or 3, wherein: the base comprises a front base and a rear cover, the front base is a box body with an opening at the rear side, the rear cover is matched with the opening of the front base, the base also comprises a fifth screw, and the rear cover is fixedly connected with the front base through the fifth screw; a cavity is formed between the front base and the rear cover, and the control circuit board is positioned in the cavity.

8. The external water pump of claim 1, 2 or 3, wherein: the top of the base is provided with a buckle mounting seat, a spring buckle is hinged in the buckle mounting seat, and the flip cover is provided with a third clamping groove matched with the spring buckle; the buckle mounting seat is externally hinged with a clamping ring, and the turning cover is provided with a clamping ring fixing block matched with the clamping ring.

9. The external water pump of claim 1, 2 or 3, wherein: the sliding groove is a U-shaped sliding groove and comprises two sliding ways arranged along the vertical direction and an arc-shaped flange arranged at the bottom of each sliding way; the battery socket is arranged in the arc-shaped rib.

10. The external water pump of claim 1, 2 or 3, wherein: the control panel is arranged at the top of the base; the power output socket is arranged at the bottom of the base.