CN218407808U - Water pump - Google Patents
Water pump Download PDFInfo
- Publication number
- CN218407808U CN218407808U CN202222794765.XU CN202222794765U CN218407808U CN 218407808 U CN218407808 U CN 218407808U CN 202222794765 U CN202222794765 U CN 202222794765U CN 218407808 U CN218407808 U CN 218407808U
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- water pump
- rotating shaft
- rotor
- shaft
- positioning structure
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Abstract
The utility model provides a water pump, which comprises a rotor and a rotating shaft, wherein the rotor is sleeved on the rotating shaft and moves circumferentially relative to the rotating shaft by taking the rotating shaft as a center; the other end of the rotating shaft is provided with a positioning structure, and one end of the water pump close to the positioning structure is provided with an opening communicated with the outside. When the rotating shaft and the rotor are blocked, an external tool can enter the water pump through the opening and act on the positioning structure, so that the positioning structure drives the rotating shaft to rotate, the rotating shaft moves in the accommodating cavity relative to the rotor, the rotating shaft and the rotor are separated relatively, and the water pump is started and operated again. The cost is lower, and the operation of being convenient for can not have the leakproofness scheduling problem that reduces the water pump, and then has avoided the dismouting not good and probably causes risk such as later stage leakage.
Description
Technical Field
The utility model relates to a pump valve field, concretely relates to water pump.
Background
Compared with an alternating-current water pump, the direct-current brushless water pump is smaller in size, longer in service life and lower in noise, an intelligent chip is arranged in the direct-current brushless water pump, and the direct-current brushless water pump can adjust the rotating speed and feed back signals and becomes a standard assembly of a zero-cold-water gas water heater. Because each region water quality difference, and the difference of each house pipeline condition of user, although the gas heater water inlet has filter equipment, still some tiny silt or other impurity get into in the pump body, adhere to between the gap between the pivot of water pump and the rotor, if the water pump does not operate for a long time, these impurity bubble probably produces the stickness in aqueous for a long time, pivot and rotor bond, when the water pump starts, if the moment of torsion of rotor can't struggle to get rid of the cohesive force, can lead to the rotor can't rotate relative pivot, make the water pump card die, unable start-up, need maintain and maintain the adhesion relation between rotor and the pivot this moment.
The common practice among the prior art is to unpack the water pump apart, force the rotation rotor under the circumstances of fixed rotating shaft, break the viscous force, do so troublesome, waste time and energy, moreover, because the water pump leakproofness requires highly, the dismouting is not good can cause the risk that the later stage leaked.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a water pump in order to overcome the inconvenient defect of the water pump card when dying of prior art maintenance.
The utility model discloses an above-mentioned technical problem is solved through following technical scheme:
a water pump comprises a rotor and a rotating shaft, wherein the rotor is sleeved on the rotating shaft and moves circumferentially relative to the rotating shaft by taking the rotating shaft as a center,
the water pump also comprises an accommodating cavity, one end of the rotating shaft is embedded in the accommodating cavity and is in threaded connection with the water pump, and the accommodating cavity is provided with a movable space for the rotating shaft to move along the axial direction;
the other end of the rotating shaft is provided with a positioning structure, an opening communicated with the outside is formed in one end, close to the positioning structure, of the water pump, and an external tool can penetrate into the opening and be positioned on the positioning structure through the opening.
In this scheme, adopt this kind of structural style, one end at the pivot sets up location structure, and be equipped with the chamber that holds that supplies the pivot axle to remove correspondingly, when meetting the pivot and have the card to die with the rotor and wait the situation, the staff can enter into the inside of water pump and act on location structure through the opening with outside instrument, make the rotational positioning structure, let location structure drive the pivot and make rotary motion, make the relative rotor of pivot remove in holding the chamber, so that realize that pivot and rotor take place the relative separation, make the operation of starting once more of water pump. Compared with the prior art, the pump head of the water pump is disassembled, the rotor is rotated, the adhesion force is damaged, the method is relatively simple, the cost is lower, the operation is convenient, the problems of sealing performance and the like of the water pump cannot be solved, and the risk of later stage water leakage and the like caused by poor disassembly and assembly is avoided.
Preferably, the positioning structure is a straight groove or a cross groove.
In this scheme, adopt this kind of structural style, set location structure to the notch groove form to set the recess to types such as a word recess or cross recess, the external instrument of being convenient for more acts on location structure, and has strengthened the fastening nature that external instrument and location structure are connected, is convenient for drive the pivot rotation through location structure, improves maintenance efficiency.
Preferably, the opening is arranged coaxially with the rotating shaft.
In this scheme, adopt this kind of structural style, when the water pump takes place the situation that the card is dead, can not start, can act on location structure and then drive the pivot with outside instrument through the opening, so if when setting up opening and pivot on same center axis, the staff of being convenient for more maintains the water pump, improves the maintenance efficiency of water pump.
Preferably, the water pump further comprises a shaft support fixedly arranged at one end of the water pump far away from the positioning structure, and the rotating shaft is at least partially embedded in the shaft support and is in threaded connection with the shaft support.
In this scheme, adopt this kind of structural style, through the inside at the water pump set up the axle support to with pivot and axle support threaded connection, can make the pivot pass through the relative rotor of screw and remove in holding the chamber, improve maintenance intensity.
Preferably, the water pump further comprises a shaft bracket, the shaft bracket is arranged at one end of the water pump close to the positioning structure to support the rotation of the rotating shaft.
In this scheme, adopt this kind of structural style, when being convenient for rotor relative rotation takes place circumference operation and when the relative rotor of pivot takes place relative movement, guarantee the stability of pivot operation and removal.
Preferably, the shaft support comprises at least three legs and a support part, the support part is in a hollow cylindrical shape,
one end of at least three of the supporting legs is connected to the edge of one end of the supporting portion, the other end of the at least three supporting legs is in an opening abutting connection mode, the other end of the supporting portion abuts against the positioning structure, and the opening and the supporting portion are arranged in a penetrating mode.
In this scheme, adopt this kind of structural style, the stationarity when having strengthened the relative rotor relative movement of pivot to and avoided the rotor to take place to rotate scheduling problem when the relative rotor circumference of rotor rotates, guaranteed the normal operation of water pump. Simultaneously, link up the setting with opening and supporting part, can be convenient for more the staff with outside instrument location in location structure department, improve the simplicity and convenience of maintenance.
Preferably, the water pump further comprises a spacer provided between one end of the rotor and the shaft support;
and/or the spacer is arranged between the other end of the rotor and the shaft support.
In this scheme, adopt this kind of structural style, set up the gasket and cut apart shaft bracket and rotor and pivot and shaft bracket, guaranteed that the circumference operation of rotor does not interfere the shaft bracket and hold the chamber, avoided impurity such as rotor moving in-process silt to enter into and hold chamber and shaft bracket.
Preferably, the gasket is made of ceramic.
In the scheme, the ceramic gasket is adopted, so that the cost is low, the isolation effect is high, and the performance-price ratio is high.
Preferably, the water pump further comprises:
a pump housing covering the rotating shaft and the rotor;
the pump head, the pump head is located the water pump is close to location structure's outside, and with the pump case swing joint of water pump.
In the scheme, the pump shell is sleeved outside the rotating shaft and the rotor by adopting the structural form, so that the normal operation of each part in the water pump is ensured and is not interfered; keep away from and hold the chamber and be close to open-ended one end promptly and be equipped with the pump head, the staff dismouting of being convenient for and maintenance water pump.
Preferably, the rotating shaft is made of a ceramic shaft.
In this scheme, adopt this kind of structural style, can strengthen the life of water pump, when avoiding rotor to rotate relative shaft circumference, the damaged scheduling problem takes place for the pivot.
The utility model discloses an actively advance the effect and lie in: this water pump sets up location structure in the one end of pivot to be equipped with the chamber that holds that supplies the pivot axle to remove correspondingly, when meetting the pivot and when the rotor has situations such as the card is dead, the staff can enter into the inside of water pump and act on location structure with outside instrument through the opening, make the rotational positioning structure, let location structure drive the pivot and make rotary motion, make the relative rotor of pivot remove in holding the chamber, so that realize that pivot and rotor take place the relative separation, make the start-up operation again of water pump. Compared with the prior art, the pump head of the water pump is disassembled, the rotor is rotated, the adhesion force is damaged, the method is relatively simple, the cost is lower, the operation is convenient, the problems of sealing performance and the like of the water pump cannot be solved, and the risk of later stage water leakage and the like caused by poor disassembly and assembly is avoided.
Drawings
Fig. 1 is the overall structure schematic diagram of the water pump of the present invention.
Fig. 2 is a schematic view of the water pump in a top view.
Fig. 3 is a partial result diagram of the water pump including the shaft bracket according to the present invention.
Fig. 4 is a front view of the water pump of the present invention.
Fig. 5 isbase:Sub>A cross-sectional viewbase:Sub>A-base:Sub>A of fig. 4.
Description of reference numerals:
Accommodating chamber 13
Opening 15
Shaft support 16
Axle support 17
Supporting portion 172
Detailed Description
The present invention will be more clearly and completely described below with reference to the accompanying drawings.
As shown in fig. 1-5, a water pump is disclosed.
As shown in fig. 1-2, the water pump includes a rotor and a rotating shaft, and the rotor is sleeved on the rotating shaft and moves circumferentially relative to the rotating shaft with the rotating shaft as a center. The water pump also comprises an accommodating cavity, one end of the rotating shaft is embedded in the accommodating cavity and is in threaded connection with the water pump, and the accommodating cavity is provided with a movable space for the rotating shaft to move along the axis direction; the other end of pivot is equipped with location structure, and is equipped with the opening with external intercommunication in the one end that the water pump is close to location structure, and the opening supplies outside instrument to go deep into and be located location structure from the opening.
In this scheme, adopt this kind of structural style, one end at the pivot sets up location structure, and be equipped with the chamber that holds that supplies the pivot axle to remove correspondingly, when meetting the pivot and have the card to die with the rotor and wait the situation, the staff can enter into the inside of water pump and act on location structure through the opening with outside instrument, make the rotational positioning structure, let location structure drive the pivot and make rotary motion, make the relative rotor of pivot remove in holding the chamber, so that realize that pivot and rotor take place the relative separation, make the operation of starting once more of water pump. Compared with the prior art, the pump head of the water pump is disassembled, the rotor is rotated, the adhesion force is damaged, the method is relatively simple, the cost is lower, the operation is convenient, the problems of sealing performance and the like of the water pump cannot be solved, and the risk of later stage water leakage and the like caused by poor disassembly and assembly is avoided.
In the present embodiment, the material of the rotating shaft is a ceramic shaft. Therefore, the service life of the water pump can be prolonged, and the problems that the rotating shaft is damaged and the like when the rotor rotates relative to the rotating shaft in the circumferential direction are avoided.
Specifically, as shown in fig. 2, the positioning structure is a linear groove or a cross groove. By adopting the structure, the positioning structure is arranged into the groove shape, the groove is arranged into the type of a straight groove or a cross groove, the external tool more conveniently acts on the positioning structure, the tightness of connection between the external tool and the positioning structure is enhanced, the rotation of the rotating shaft is driven by the positioning structure, and the maintenance efficiency is improved. In this embodiment, location structure is a word recess, when treating that the staff need maintain the water pump, only need insert the spanner in location structure promptly during the word recess, through rotatory pivot alright realize the separation of pivot and rotor. In other embodiments, the positioning structure may be not only groove-shaped, but also protrusion-shaped, and in this case, an external tool having a concave structure and adapted to the protrusion is required to cooperate with the protrusion to realize the rotation of the rotating shaft. The positioning structure is specifically in what structural form, and the staff can set the positioning structure as required.
As shown in fig. 5, the opening is disposed coaxially with the rotation shaft. Adopt this kind of structural style, when the water pump takes place the situation of card dying, can not start, can act on location structure and then drive the pivot with outside instrument through the opening, so if when setting up opening and pivot on same center axis, the staff of being convenient for more maintains the water pump, improves the maintenance efficiency of water pump.
As shown in fig. 4-5, the water pump further includes a shaft support fixedly disposed at an end of the water pump away from the positioning structure, and the rotating shaft is at least partially embedded in the shaft support and threadedly coupled to the shaft support. Through set up the axle support in the inside of water pump to with pivot and axle support threaded connection, can make the pivot remove in holding the chamber through the relative rotor of screw thread, improve maintenance intensity.
As shown in fig. 3-5, the water pump further includes a shaft bracket disposed at an end of the water pump adjacent to the positioning structure to support rotation of the shaft. By adopting the structure, the stability of the rotation and the movement of the rotating shaft can be ensured when the rotor rotates in the circumferential direction relative to the rotating shaft and the rotating shaft moves relative to the rotor.
Preferably, the shaft support comprises at least three legs and a support part, and the support part is in a hollow cylindrical shape. The one end of at least three landing legs all is connected in the edge of supporting part one end, and the other end of at least three landing legs is the form butt of opening, and the other end butt of supporting part is in location structure department, and wherein opening and supporting part link up the setting. By adopting the structure, the stability of the rotating shaft relative to the rotor is enhanced, the problems that the rotating shaft rotates when the rotor rotates relative to the rotating shaft in the circumferential direction and the like are avoided, and the normal operation of the water pump is ensured. Simultaneously, link up the setting with opening and supporting part, can be convenient for more the staff with outside instrument location in location structure department, improve the simplicity and convenience of maintenance.
As shown in fig. 4-5, the water pump further includes a spacer disposed between one end of the rotor and the shaft support; and/or a spacer is provided between the other end of the rotor and the shaft support. The shaft support and the rotor as well as the rotating shaft and the shaft support are divided by the gaskets, so that the circumferential operation of the rotor is ensured not to interfere with the shaft support and the accommodating cavity, and impurities such as silt and the like in the operation process of the rotor are prevented from entering the accommodating cavity and the shaft support.
The gasket is made of ceramic, and the ceramic gasket is low in cost, high in isolation effect and high in cost performance.
As shown in fig. 1-5, the water pump further includes a pump head and a pump housing. The pump shell is covered outside the rotating shaft and the rotor; the pump head is located the outside that the water pump is close to location structure, and with the pump case swing joint of water pump. The pump shell is sleeved outside the rotating shaft and the rotor, so that the normal operation of all parts in the water pump is ensured and is not interfered; keep away from and hold the chamber and be close to open-ended one end promptly and be equipped with the pump head, the staff dismouting and the maintenance water pump of being convenient for.
Claims (10)
1. A water pump comprises a rotor and a rotating shaft, wherein the rotor is sleeved on the rotating shaft and moves circumferentially relative to the rotating shaft by taking the rotating shaft as a center,
the water pump also comprises an accommodating cavity, one end of the rotating shaft is embedded in the accommodating cavity and is in threaded connection with the water pump, and the accommodating cavity is provided with a movable space for the rotating shaft to move along the axial direction;
the other end of the rotating shaft is provided with a positioning structure, an opening communicated with the outside is formed in one end, close to the positioning structure, of the water pump, and an external tool can penetrate into the opening through the opening and is positioned on the positioning structure through the opening.
2. The water pump of claim 1, wherein the positioning structure is a straight groove or a cross groove.
3. The water pump of claim 1, wherein the opening is disposed coaxially with the shaft.
4. The water pump of claim 3, further comprising a shaft support fixedly disposed at an end of the water pump remote from the positioning structure, wherein the shaft is at least partially embedded in the shaft support and threadedly coupled to the shaft support.
5. The water pump of claim 3, further comprising an axle bracket disposed at an end of the water pump proximate the positioning structure to support rotation of the shaft.
6. The water pump of claim 5, wherein the shaft support includes at least three legs and a support portion, the support portion having a hollow cylindrical shape,
one end of at least three of the supporting legs is connected to the edge of one end of the supporting portion, the other end of the at least three supporting legs is in an opening abutting connection mode, the other end of the supporting portion abuts against the positioning structure, and the opening and the supporting portion are arranged in a penetrating mode.
7. The water pump according to claim 4 or 5, further comprising a spacer provided between one end of the rotor and the shaft support;
and/or the gasket is arranged between the other end of the rotor and the shaft support.
8. The water pump of claim 7, wherein the gasket is made of ceramic.
9. The water pump of claim 1, further comprising:
a pump housing covering the rotating shaft and the rotor;
the pump head, the pump head is located the water pump is close to location structure's outside, and with the pump case swing joint of water pump.
10. The water pump of claim 1, wherein the rotating shaft is made of a ceramic shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222794765.XU CN218407808U (en) | 2022-10-21 | 2022-10-21 | Water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222794765.XU CN218407808U (en) | 2022-10-21 | 2022-10-21 | Water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218407808U true CN218407808U (en) | 2023-01-31 |
Family
ID=85002940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222794765.XU Active CN218407808U (en) | 2022-10-21 | 2022-10-21 | Water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218407808U (en) |
-
2022
- 2022-10-21 CN CN202222794765.XU patent/CN218407808U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |