CN106655599B - Submersible garden jet pump - Google Patents
Submersible garden jet pump Download PDFInfo
- Publication number
- CN106655599B CN106655599B CN201710086351.2A CN201710086351A CN106655599B CN 106655599 B CN106655599 B CN 106655599B CN 201710086351 A CN201710086351 A CN 201710086351A CN 106655599 B CN106655599 B CN 106655599B
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- Prior art keywords
- annular
- end cover
- junction box
- sleeve
- rear end
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- 238000007789 sealing Methods 0.000 claims abstract description 78
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 28
- 238000001816 cooling Methods 0.000 claims abstract description 3
- WSNMPAVSZJSIMT-UHFFFAOYSA-N COc1c(C)c2COC(=O)c2c(O)c1CC(O)C1(C)CCC(=O)O1 Chemical compound COc1c(C)c2COC(=O)c2c(O)c1CC(O)C1(C)CCC(=O)O1 WSNMPAVSZJSIMT-UHFFFAOYSA-N 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000000284 resting effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 9
- 238000009434 installation Methods 0.000 abstract description 9
- 238000010276 construction Methods 0.000 description 4
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000012780 transparent material Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
- H02K5/225—Terminal boxes or connection arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D13/08—Units comprising pumps and their driving means the pump being electrically driven for submerged use
- F04D13/086—Units comprising pumps and their driving means the pump being electrically driven for submerged use the pump and drive motor are both submerged
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/10—Shaft sealings
- F04D29/106—Shaft sealings especially adapted for liquid pumps
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention provides a submersible garden jet pump, and belongs to the technical field of water pumps. The problem that the motor part in the existing garden jet pump is poor in sealing effect and cannot work in water is solved. The motor comprises a pump body and a motor for driving an impeller in the pump body to act, wherein the motor comprises a casing formed by a front end cover, a sleeve and a rear end cover, a stator, a rotor and a pump shaft, wherein the front end of the pump shaft is arranged in the casing, the pump shaft is arranged in the pump body in a stretching mode, the rear end of the pump shaft stretches out of the rear end cover, a cooling fan is sleeved on the part, extending out of the rear end cover, of the pump shaft, a first bearing and a first sealing structure are arranged between the pump shaft and the front end cover, a second bearing and a second sealing structure are arranged between the pump shaft and the rear end cover, a wiring opening and a junction box which is buckled outside the wiring opening are arranged on the sleeve, a switch installation opening and an external wiring waterproof joint are arranged on the junction box, an opening and closing switch is arranged in the switch installation opening, and a waterproof structure used for preventing water from entering from the switch installation opening is further arranged on the junction box. The invention has the advantages of good sealing performance, amphibious property and the like.
Description
Technical Field
The invention belongs to the technical field of water pumps, and relates to a garden pump, in particular to a submersible garden jet pump.
Background
The garden pump is used as a land pump and is mainly used for pumping underground water to the ground to spray flowers and plants. The existing garden jet pump generally has no pressure switch, and a plug wire is directly connected with a motor of the jet pump. When the plug wire is connected with a power supply, the motor is started to drive the jet pump to work, and when the jet pump stops working, the plug wire is pulled out. The structure can only control the start and stop of the jet pump by switching on the power supply through the plug wire in the use process, and the use is unsafe.
For this reason, chinese patent discloses a portable automatic garden jet pump with pressure tank [ authorized bulletin number: CN202628476U ], the motor is connected with the pump body, the motor is arranged in the shell, a pressure tank is arranged below the shell and is connected with the pump body through a connecting pipe, and a pressure switch for connecting the motor with a power plug is arranged in the pressure tank. The handle that this structure set up can make things convenient for the user to carry and carry, is provided with the motor on-off switch on the handle or on the shell, can make things convenient for the user to open and stop the water pump, and it is more convenient to operate, has avoided directly realizing opening and stopping of water pump through the plug line, uses safelyr.
When the customer uses the garden jet pump, the service life of the garden jet pump is seriously influenced by the following two conditions: 1. the garden jet pump is directly put into water for use on the premise of not reading the specification, and because the garden jet pump is not waterproof, when being put into water, water enters the motor through the gap of the shell, so that the motor is most likely to be burnt and the personal safety is affected; 2. the garden pump is arranged in the garden, if the garden pump is not timely transferred during raining, rainwater can enter the shell from the gap, so that the motor is caused to enter water, and the motor is easy to burn during use, so that customers complain, and the market demand cannot be met.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides an amphibious submersible garden jet pump with good sealing performance.
The aim of the invention can be achieved by the following technical scheme:
The submersible garden jet pump comprises a pump body and a motor for driving an impeller in the pump body to act, wherein the motor comprises a casing formed by a front end cover, a sleeve and a rear end cover, and a pump shaft, wherein a stator, a rotor and a front end of the pump shaft are arranged in the casing and extend into the pump body, a cooling fan is sleeved on the part, extending out of the rear end cover, of the rear end of the pump shaft, a bearing I and a sealing structure I are arranged between the pump shaft and the front end cover, a bearing II and a sealing structure II are arranged between the pump shaft and the rear end cover, and the submersible garden jet pump is characterized in that a junction box is arranged on the sleeve and buckled outside the junction box in a sealing mode.
The front end cover is in sealing connection with the front end of the sleeve, the rear end cover is in sealing connection with the rear end of the sleeve, and the first sealing structure, the second sealing structure and the waterproof structure are combined, so that external water can be effectively prevented from entering the shell, and the service life of the motor is prolonged. The user can use whole jet pump submergence in water, still can use in rainy day, reduces complaint rate.
In the submersible garden jet pump, the sleeve is provided with the annular bulge integrally formed with the sleeve, the annular bulge extends outwards along the radial direction of the sleeve, the junction box is connected to the outer end of the annular bulge through the connecting structure, the junction opening is positioned on the inner side of the annular bulge, and a sealing structure III is arranged between the annular bulge and the junction box. The cross section shape of the annular bulge is the same as that of the junction box, and the peripheral edge of the junction box just abuts against the annular bulge corresponding to the junction box after the junction box is connected. Through such setting, can be earlier with waterproof construction with open and close the switch fixed, install the terminal box again on the annular arch, improve the packaging efficiency of opening and close the switch and waterproof construction's installation accuracy to improve the water-proof effects, can effectively avoid water to get into through the switch installing port.
In the submersible garden jet pump, the connecting structure comprises an outwards turned connecting part arranged at the end part of the junction box, a plurality of connecting holes I uniformly arranged on the connecting part and a mounting seat arranged on the inner side of the annular bulge, the mounting seat is provided with threaded holes I which are arranged in one-to-one correspondence with the connecting holes, the end part of the connecting part forms an annular positioning step, the annular step is provided with a positioning baffle edge extending to the outer side of the annular bulge, and the end part of the annular bulge is propped against the annular positioning step.
During installation, the locating baffle edge of the junction box is sleeved on the annular bulge until the annular bulge abuts against the annular locating step, then the junction box penetrates through the first connecting hole through the screw and is in threaded connection with the corresponding threaded hole, and the rod head part of the screw abuts against the connecting part after the screw is screwed, so that the junction box is fixed on the annular bulge. Four mounting seats are respectively arranged at four corners of the annular bulge, and the number of the first connecting holes is four.
In the submersible garden jet pump, the sealing structure III comprises an annular groove which is arranged on the annular positioning step and corresponds to the annular bulge, and an annular sealing gasket which is arranged in the annular groove, and the end part of the annular bulge is abutted against the annular sealing gasket. In order to achieve the sealing effect, the annular groove is not required to be arranged, the annular sealing gasket is directly propped against the annular positioning step, and the annular bulge can be propped against the annular sealing gasket after the junction box is connected. When the junction box is fixed on the annular bulge through the screw, the annular sealing gasket is extruded by the annular bulge and the annular positioning step to deform, so that the sealing effect is achieved.
In the submersible garden jet pump, equidistant gaps are formed between the switch mounting openings and the on-off switches, the waterproof structure comprises waterproof film covers which are arranged in the equidistant gaps and used for sealing the switch mounting openings, the on-off switches are located on the inner sides of the waterproof film covers, and the junction box is internally provided with a fixing structure used for fixing the waterproof film covers. The waterproof film cover is made of transparent materials, and can be used for observing the state of the on-off switch while preventing water.
In the submersible garden jet pump, the fixing structure comprises a pressing plate with a through hole in the middle and an annular positioning part which is arranged at the edge of the waterproof film cover and is integrally formed with the waterproof film cover, the annular positioning part is turned outwards, the on-off switch is arranged in the through hole of the pressing plate in a penetrating mode, and the junction box is provided with a pressing structure used for driving the pressing plate to always press the annular positioning part on the junction box. Wherein the thickness of the annular positioning part is larger than that of the waterproof film cover.
In the submersible garden jet pump, the pressing structure comprises a connecting plate which is arranged in parallel with the pressing plate and a connecting column which is fixed inside the junction box and provided with a threaded hole II, the connecting plate is provided with a connecting hole II which is arranged in one-to-one correspondence with the threaded hole II, and the connecting plate is fixedly connected with the pressing plate through a side plate.
The waterproof film cover is placed into the switch mounting opening firstly, the on-off switch is mounted into the switch mounting opening when the annular positioning part abuts against the junction box, the waterproof film cover is just positioned in the equidistant gap after being mounted, then the waterproof film cover abuts against the annular positioning part through the pressing plate, and the connecting plate is fixed onto the connecting column through the screw, so that the purpose of pressing the annular positioning part is achieved. Because the waterproof film cover has certain elasticity (can be made of transparent rubber materials), after the annular positioning part is pressed, a good sealing effect can be achieved, and water outside the junction box is prevented from entering through the switch mounting opening.
In the submersible garden jet pump, the front end of the sleeve stretches into the front end cover and is tightly matched with the front end cover, and a first sealing ring is arranged between the sleeve and the front end cover; the rear end of the sleeve stretches into the rear end cover and is in tight fit with the rear end cover, and a second sealing ring is arranged between the sleeve and the rear end cover.
The first sealing ring is positioned at the tight fit position of the sleeve and the front end cover, and in order to better position the first sealing ring, an annular groove I can be arranged on the sleeve or the front end cover, and the first sealing ring is arranged in the annular groove I. The sealing ring II is positioned at the tight fit position of the sleeve and the rear end cover, and in order to better position the sealing ring II, an annular groove II can be arranged on the sleeve or the rear end cover, and the sealing ring II is arranged in the annular groove II.
In the submersible garden jet pump, the first sealing structure is a mechanical seal.
In the submersible garden jet pump, the second sealing structure is a mechanical seal.
The part of the water inlet of the motor of the garden jet pump is summarized as the following parts: 1. the garden jet pump sequentially adopts two mechanical seals, a first sealing ring, a second sealing ring, an annular sealing gasket and a waterproof film cover to seal the motor part, so that external water is effectively prevented from entering the motor.
Compared with the prior art, the submersible garden jet pump has the following advantages:
The motor is sealed by adopting the two mechanical seals, the first sealing ring, the second sealing ring, the annular sealing gasket and the waterproof film cover in sequence, so that external water is effectively prevented from entering the motor, the service life of the motor is prolonged, the working environment of the motor is enlarged, and the motor can still work even in water or in rainy days, thereby reducing the complaint rate of customers.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention.
Fig. 2 is a cross-sectional view of fig. 1 provided by the present invention.
Fig. 3 is a schematic view of a part of the structure in fig. 1 provided by the present invention.
Fig. 4 is a schematic structural view of the junction box provided by the present invention.
Fig. 5 is a bottom view of the junction box provided by the present invention.
Fig. 6 is a cross-sectional view of a junction box provided by the present invention.
In the figure, 1, a pump body; 2. a front end cover; 3. a sleeve; 4. a rear end cover; 5. a pump shaft; 6. a heat radiation fan; 7. a first sealing structure; 8. a second sealing structure; 9. a wiring port; 10. a junction box; 11. an external wiring waterproof joint; 12. an on-off switch; 13. an annular protrusion; 14. a connection part; 15. a first connecting hole; 16. a mounting base; 17. a first threaded hole; 18. an annular positioning step; 19. positioning a blocking edge; 20. an annular gasket; 21. a waterproof film cover; 22. a pressing plate; 23. an annular positioning part; 24. a connecting plate; 25. a connecting column; 26. and a side plate.
Detailed Description
The following are specific embodiments of the present invention and the technical solutions of the present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.
The submersible garden jet pump shown in fig. 1 comprises a pump body 1 (only part of the pump body 1 is shown in the drawing) and a motor for driving an impeller in the pump body 1 to act, and as shown in fig. 2, the motor comprises a casing formed by a front end cover 2, a sleeve 3 and a rear end cover 4, and a stator, a rotor and a pump shaft 5, wherein the front end of the pump shaft 5 stretches into the pump body 1, a radiator fan 6 is sleeved on the part, stretching out of the rear end cover 4, of the rear end of the pump shaft 5, a first bearing and a first sealing structure 7 are arranged between the pump shaft 5 and the front end cover 2, and a second bearing and a second sealing structure 8 are arranged between the pump shaft 5 and the rear end cover 4. As shown in fig. 1 and 2, the sleeve 3 is provided with a junction port 9 and a junction box 10 which is buckled outside the junction port 9 in a sealing way, the junction box 10 is provided with a switch installation port and an external connection waterproof joint 11, an on-off switch 12 is installed in the switch installation port, and the junction box 10 is also provided with a waterproof structure for preventing water from entering from the switch installation port.
The front end cover 2 is in sealing connection with the front end of the sleeve 3, the rear end cover 4 is in sealing connection with the rear end of the sleeve 3, and the first sealing structure 7, the second sealing structure 8 and the waterproof structure are combined to effectively prevent external water from entering the shell, so that the service life of the motor is prolonged. The user can use whole jet pump submergence in water, still can use in rainy day, reduces complaint rate.
As shown in fig. 3, the sleeve 3 is provided with an annular protrusion 13 integrally formed with the sleeve 3, the annular protrusion 13 extends outwards along the radial direction of the sleeve 3, as shown in fig. 2, the junction box 10 is connected at the outer end of the annular protrusion 13 through a connecting structure, the junction opening 9 is positioned at the inner side of the annular protrusion 13, and a sealing structure III is arranged between the annular protrusion 13 and the junction box 10. The cross section shape of the annular bulge 13 is the same as that of the junction box 10, and the peripheral edge of the junction box 10 just abuts against the corresponding annular bulge 13 after the junction box is connected. Through such setting, can be earlier with waterproof construction and opening and close switch 12 fixed, install terminal box 10 again on annular protruding 13, improve the packaging efficiency of opening and close switch 12 and waterproof construction's installation accuracy to improve the water-proof effects, can effectively avoid water to get into through the switch installing port.
As shown in fig. 4, the connecting structure comprises a connecting part 14 which is arranged at the end part of the junction box 10 and turned outwards, a plurality of connecting holes I15 which are uniformly arranged on the connecting part 14 and a mounting seat 16 which is arranged at the inner side of the annular bulge 13, wherein as shown in fig. 3, the mounting seat 16 is provided with threaded holes I17 which are arranged in one-to-one correspondence with the connecting holes I15, the end part of the connecting part 14 forms an annular positioning step 18, as shown in fig. 5 and 6, the annular step is provided with a positioning blocking edge 19 which extends to the outer side of the annular bulge 13, and the end part of the annular bulge 13 is abutted against the annular positioning step 18.
When the junction box is installed, the locating baffle edge 19 of the junction box 10 is sleeved on the annular bulge 13 until the annular bulge 13 abuts against the annular locating step 18, then a screw penetrates through the first connecting hole 15 and is in threaded connection with the corresponding first threaded hole 17, and the head part of the screwed screw abuts against the connecting part 14, so that the junction box 10 is fixed on the annular bulge 13. Four mounting seats 16 are respectively arranged at four corners of the annular bulge 13, and four connecting holes 15 are respectively arranged.
As shown in fig. 6, the third sealing structure includes an annular groove provided on the annular positioning step 18 and provided in correspondence with the annular projection 13, and an annular gasket 20 provided in the annular groove, and an end portion of the annular projection 13 abuts against the annular gasket 20. In order to achieve the sealing effect, the annular groove is not required to be arranged, the annular sealing gasket 20 is directly abutted against the annular positioning step 18, and the annular bulge 13 can be abutted against the annular sealing gasket 20 after the junction box 10 is connected. When the junction box 10 is fixed to the annular protrusion 13 by the screw, the annular gasket 20 is pressed by the annular protrusion 13 and the annular positioning step 18 to deform, thereby achieving the sealing effect.
As shown in fig. 6, an equidistant gap is formed between the switch mounting opening and the on-off switch 12, the waterproof structure comprises a waterproof film cover 21 mounted in the equidistant gap and used for closing the switch mounting opening, the on-off switch 12 is positioned on the inner side of the waterproof film cover 21, and a fixing structure used for fixing the waterproof film cover 21 is arranged in the junction box 10. Wherein the waterproof film cover 21 is made of transparent material, which can observe the state of the on-off switch 12 through the waterproof film cover 21 while playing a role of waterproof.
As shown in fig. 6, the fixing structure includes a pressing plate 22 with a through hole in the middle and an annular positioning portion 23 integrally formed with the waterproof film cover 21 and arranged at the edge of the waterproof film cover 21, the annular positioning portion 23 is turned outwards, the on-off switch 12 is arranged in the through hole of the pressing plate 22 in a penetrating manner, and the junction box 10 is provided with a pressing structure for driving the pressing plate 22 to always press the annular positioning portion 23 on the junction box 10. Wherein the thickness of the annular positioning portion 23 is larger than the thickness of the waterproof film cover 21.
As shown in fig. 6, the pressing structure includes a connecting plate 24 parallel to the pressing plate 22 and a connecting post 25 fixed inside the junction box 10 and provided with a second threaded hole, the connecting plate 24 is provided with a second connecting hole corresponding to the second threaded hole one by one, and the connecting plate 24 is fixedly connected with the pressing plate 22 through a side plate 26.
The waterproof film cover 21 is placed into the switch mounting opening, the on-off switch 12 is arranged into the switch mounting opening when the annular positioning part 23 abuts against the junction box 10, the waterproof film cover 21 is just positioned in an equidistant gap after being mounted, then the waterproof film cover is abutted against the annular positioning part 23 through the pressing plate 22, and the connecting plate 24 is fixed on the connecting column 25 through the screw, so that the purpose of pressing the annular positioning part 23 is achieved. Because the waterproof film cover 21 has certain elasticity (can be made of transparent rubber materials), when the annular positioning part 23 is pressed tightly, a good sealing effect can be achieved, and water outside the junction box 10 is prevented from entering through the switch mounting opening.
As shown in fig. 2, the front end of the sleeve 3 extends into the front end cover 2 and is tightly matched with the front end cover 2, and a first sealing ring is arranged between the sleeve 3 and the front end cover 2; the rear end of the sleeve 3 stretches into the rear end cover 4 and is tightly matched with the rear end cover 4, and a second sealing ring is arranged between the sleeve 3 and the rear end cover 4.
The first sealing ring is positioned at the tight fit position of the sleeve 3 and the front end cover 2, and in order to better position the first sealing ring, an annular groove I can be arranged on the sleeve 3 or the front end cover 2, and the first sealing ring is arranged in the annular groove I. The second sealing ring is positioned at the tight fit position of the sleeve 3 and the rear end cover 4, and in order to better position the second sealing ring, an annular groove II can be arranged on the sleeve 3 or the rear end cover 4, and the second sealing ring is arranged in the annular groove II.
In this embodiment, as shown in fig. 2, the first sealing structure 7 is a mechanical seal, and the second sealing structure 8 is a mechanical seal.
The part of the water inlet of the motor of the garden jet pump is summarized as the following parts: 1. the garden jet pump sequentially adopts two mechanical seals, a first sealing ring, a second sealing ring, an annular sealing gasket 20 and a waterproof film cover 21 to seal a motor part, so that external water is effectively prevented from entering the inside of the motor.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (7)
1. The submersible garden jet pump comprises a pump body (1) and a motor for driving an impeller in the pump body (1) to act, wherein the motor comprises a shell formed by a front end cover (2), a sleeve (3) and a rear end cover (4), and a pump shaft (5) of which the stator, a rotor and the front end are arranged in the shell and extend into the pump body (1), a cooling fan (6) is sleeved on the part of the rear end of the pump shaft (5) extending out of the rear end cover (4), a bearing I and a sealing structure I (7) are arranged between the pump shaft (5) and the front end cover (2), and a bearing II and a sealing structure II (8) are arranged between the pump shaft (5) and the rear end cover (4), and the submersible garden jet pump is characterized in that a wiring opening (9) and a junction box (10) which is buckled outside the wiring opening (9) are arranged on the sleeve (3), a switch mounting opening and closing switch (12) is arranged in the switch mounting opening, and a waterproof structure used for preventing water from entering the switch mounting opening are also arranged on the junction box (10). The waterproof structure comprises waterproof film covers (21) which are arranged in the equidistant gaps and are used for closing the switch mounting openings, the switch mounting openings and the switch (12) are positioned on the inner sides of the waterproof film covers (21), a fixing structure used for fixing the waterproof film covers (21) is arranged in the junction box (10), and the waterproof film covers (21) are fixed by the fixing structure from the inside; the sleeve (3) is provided with an annular bulge (13) which is integrally formed with the sleeve (3), the annular bulge (13) extends outwards along the radial direction of the sleeve (3), the junction box (10) is connected to the outer end of the annular bulge (13) through a connecting structure, the junction opening (9) is positioned at the inner side of the annular bulge (13), and a sealing structure III is arranged between the annular bulge (13) and the junction box (10); the fixing structure comprises a pressing plate (22) with a through hole in the middle and an annular positioning part (23) which is arranged at the edge of the waterproof film cover (21) and is integrally formed with the waterproof film cover (21), the annular positioning part (23) is turned outwards, the on-off switch (12) is arranged in the through hole of the pressing plate (22) in a penetrating mode, and the junction box (10) is provided with a pressing structure used for driving the pressing plate (22) to always press the annular positioning part (23) on the junction box (10).
2. The submersible garden jet pump according to claim 1, wherein the connecting structure comprises an outwards turned connecting part (14) arranged at the end part of the junction box (10), a plurality of connecting holes I (15) uniformly arranged on the connecting part (14) and a mounting seat (16) arranged on the inner side of the annular bulge (13), the mounting seat (16) is provided with threaded holes I (17) which are arranged in one-to-one correspondence with the connecting holes I (15), the end part of the connecting part (14) forms an annular positioning step (18), the annular positioning step is provided with a positioning baffle edge (19) extending to the outer side of the annular bulge (13), and the end part of the annular bulge (13) is abutted against the annular positioning step (18).
3. Submersible garden jet pump according to claim 2, characterized in that the sealing arrangement comprises an annular groove provided on the annular positioning step (18) in correspondence of the annular projection (13) and an annular sealing gasket (20) provided in the annular groove, the end of the annular projection (13) resting against the annular sealing gasket (20).
4. The submersible garden jet pump according to claim 1, wherein the pressing structure comprises a connecting plate (24) arranged in parallel with the pressing plate (22) and a connecting column (25) fixed inside the junction box (10) and provided with a threaded hole II, the connecting plate (24) is provided with a connecting hole II which is arranged in one-to-one correspondence with the threaded hole II, and the connecting plate (24) is fixedly connected with the pressing plate (22) through a side plate (26).
5. Submersible garden jet pump according to claim 1, characterized in that the front end of the sleeve (3) extends into the front end cover (2) and is in close fit with the front end cover (2), a first sealing ring is arranged between the sleeve (3) and the front end cover (2); the rear end of the sleeve (3) stretches into the rear end cover (4) and is tightly matched with the rear end cover (4), and a second sealing ring is arranged between the sleeve (3) and the rear end cover (4).
6. Submersible garden jet pump according to claim 1, characterized in that the first sealing arrangement (7) is a mechanical seal.
7. Submersible garden jet pump according to claim 1, characterized in that the second sealing arrangement (8) is a mechanical seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710086351.2A CN106655599B (en) | 2017-02-17 | 2017-02-17 | Submersible garden jet pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710086351.2A CN106655599B (en) | 2017-02-17 | 2017-02-17 | Submersible garden jet pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106655599A CN106655599A (en) | 2017-05-10 |
| CN106655599B true CN106655599B (en) | 2024-04-19 |
Family
ID=58845113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710086351.2A Active CN106655599B (en) | 2017-02-17 | 2017-02-17 | Submersible garden jet pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106655599B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101860162A (en) * | 2010-05-26 | 2010-10-13 | 煤炭科学研究总院太原研究院 | Anti-explosion permanent magnet direct-current brushless motor with controller |
| CN203445740U (en) * | 2013-09-04 | 2014-02-19 | 无锡新大力电机有限公司 | Motor junction box |
| CN204408116U (en) * | 2015-03-01 | 2015-06-17 | 南京沃特电机有限公司 | A kind of brshless DC motor with built-in power and controlling functions |
| CN204794477U (en) * | 2015-08-19 | 2015-11-18 | 上虞奥克斯齿轮电机有限公司 | Waterproof motor |
| CN206442228U (en) * | 2017-02-17 | 2017-08-25 | 利欧集团浙江泵业有限公司 | Submersible formula garden jet pump |
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2017
- 2017-02-17 CN CN201710086351.2A patent/CN106655599B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101860162A (en) * | 2010-05-26 | 2010-10-13 | 煤炭科学研究总院太原研究院 | Anti-explosion permanent magnet direct-current brushless motor with controller |
| CN203445740U (en) * | 2013-09-04 | 2014-02-19 | 无锡新大力电机有限公司 | Motor junction box |
| CN204408116U (en) * | 2015-03-01 | 2015-06-17 | 南京沃特电机有限公司 | A kind of brshless DC motor with built-in power and controlling functions |
| CN204794477U (en) * | 2015-08-19 | 2015-11-18 | 上虞奥克斯齿轮电机有限公司 | Waterproof motor |
| CN206442228U (en) * | 2017-02-17 | 2017-08-25 | 利欧集团浙江泵业有限公司 | Submersible formula garden jet pump |
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| CN106655599A (en) | 2017-05-10 |
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