CN211314650U - Pump body end cover, water pump and water heater - Google Patents
Pump body end cover, water pump and water heater Download PDFInfo
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- CN211314650U CN211314650U CN201921895924.7U CN201921895924U CN211314650U CN 211314650 U CN211314650 U CN 211314650U CN 201921895924 U CN201921895924 U CN 201921895924U CN 211314650 U CN211314650 U CN 211314650U
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Abstract
The utility model discloses a pump body end cover to a water pump with this pump body end cover and the water heater that has this water pump are disclosed, wherein pump body end cover includes: the end cover comprises an end cover body, a water service pipe is arranged on the end cover body, a water flow channel is arranged on the inner side of the water service pipe, a water service port is formed in one end of the water flow channel, the end cover body and the water service pipe are integrally formed, and a sensor installation space is formed in the water service pipe. The water service pipe and the end cover body are integrally formed, the water service pipe can be arranged at a water inlet of the end cover body or a water outlet of the end cover body, a sensor installation space of an external sensor is installed on the water service pipe, the sensor can detect the state of water at the water inlet or the water outlet, the sensor does not need to be additionally installed on the installation pipe and then is connected with the water pump through a sealing ring for installation, the sensor is installed on the water pump in an integrated mode, the hidden danger of water leakage is reduced, the assembly steps of the sensor and the water pump are simplified, and the assembly.
Description
Technical Field
The utility model relates to a water pump technical field, in particular to pump body end cover, water pump and water heater.
Background
Water pump control rivers are often used in waterway system, and the condition such as discharge, temperature of sensor detection water route is often connected in waterway system simultaneously, carries out real-time supervision and control to waterway system. For example, water pumps are more and more widely applied to gas water heaters, and a water pump, a water flow sensor and a temperature sensor are connected to a water path of the water heater, so that heating water flow can be controlled according to the relation between the water outlet temperature and the water flow of the water heater, and the water heater can discharge water at constant temperature; as shown in fig. 1, which is an exploded view of a connection structure between a conventional water flow sensor and a water pump, the conventional water flow sensor 01 is installed in an installation pipe, the installation pipe is hermetically connected to a water inlet of a water pump 03 through a seal ring 02, and water flows from the water flow sensor 01 to the water pump and then flows out from a water outlet of the water pump 03. The structure that uses the sealing washer to connect installation pipe and water pump has the hidden danger of leaking, and need assemble a plurality of parts when assembling sensor and water pump, and the assembly flow is more complicated, and assembly cost is higher relatively.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a pump body end cover can reduce the hidden danger of leaking that sensor and water pump are connected, simplifies the assembly step of sensor and water pump.
The utility model discloses still provide a water pump of having above-mentioned pump body end cover.
The utility model discloses still provide a water heater of having above-mentioned water pump.
According to the utility model discloses a pump body end cover of first aspect embodiment, including the end cover body, the downside of end cover body is equipped with the decurrent chamber of sending water of opening, be equipped with the water service pipe on the end cover body, the inboard of water service pipe is equipped with the rivers passageway, the one end of rivers passageway with send the chamber intercommunication, the other end of rivers passageway is equipped with the water service mouth, the end cover body with water service pipe integrated into one piece, be equipped with sensor installation space on the water service pipe.
According to the utility model discloses pump body end cover has following beneficial effect at least: the water service pipe and the end cover body are integrally formed, the peripheral sensor is arranged in the sensor installation space on the water service pipe, the sensor does not need to be additionally arranged on the installation pipe and then is connected with the water pump through the sealing ring for the installation pipe, the water leakage hidden danger is reduced, the assembly steps of the sensor and the water pump are simplified, and the assembly cost and the material cost are reduced.
According to some embodiments of the utility model, be equipped with the magnetic wheel subassembly in the rivers passageway, the magnetic wheel subassembly includes the outer tube, the inboard rotation of outer tube is connected with the magnetic wheel, the magnetic wheel with the coaxial setting of outer tube, outer tube fixed connection in the inboard of rivers passageway, the axis direction of outer tube with the axis direction of rivers passageway is the same, the outside fixedly connected with magnetic inductor of water service pipe, the magnetic inductor with the magnetic wheel position corresponds the setting, the magnetic wheel subassembly with the magnetic inductor is all located in the sensor installation space.
According to some embodiments of the utility model, a plurality of whirl leaves of fixedly connected with on the inner wall of outer tube, it is a plurality of whirl leaf circumference equipartition in on the inner wall of outer tube, circumference interval equipartition has a plurality of magnets on the magnetic wheel.
According to some embodiments of the utility model, the magnetic wheel subassembly with rivers passageway fixed connection can be dismantled, be equipped with the location shoulder on the inner wall of rivers passageway, keep away from on the outer tube the terminal surface butt of water service mouth in the location is shouldered, the inboard of rivers passageway still can be dismantled fixedly connected with outer tube mounting, outer tube mounting butt in another terminal surface of outer tube.
According to some embodiments of the utility model, the outer tube mounting is for following the flexible elasticity rand of rivers passageway's radial direction, the outer tube mounting with the inner wall interference fit of rivers passageway is connected.
According to some embodiments of the utility model, the outer tube mounting is including the circular arc strip of locating the upside, the both ends of circular arc strip are all bent downwards and are had first location strip, the lower extreme of first location strip is to being close to another one side of first location strip is bent and is had second location strip, the circular arc strip with second location strip with the interior wall connection of rivers passageway, first location strip butt in the terminal surface of outer tube.
According to some embodiments of the invention, the magnetic inductor is a hall sensor.
According to some embodiments of the utility model, still fixedly connected with temperature sensor in the rivers passageway.
According to the utility model discloses a some embodiments, the outside fixedly connected with ultrasonic wave water flow sensor of water service pipe, ultrasonic wave water flow sensor locates in the sensor installation space.
According to the utility model discloses a water pump of second aspect embodiment, include according to the utility model discloses the pump body end cover of above-mentioned first aspect embodiment still includes fixed connection in the pump case of the downside of pump body end cover, be equipped with the motor in the pump case, the output shaft fixedly connected with of motor send water impeller, send water impeller to locate send the water intracavity.
According to the utility model discloses water pump has following beneficial effect at least: through adopting foretell pump body end cover, the hidden danger of leaking that reducible sensor is connected with the water pump, reduction in production cost.
According to the utility model discloses a water heater of third aspect embodiment, include according to the utility model discloses the water pump of above-mentioned second aspect embodiment.
According to the utility model discloses water heater has following beneficial effect at least: by adopting the water pump, the water leakage hidden danger of the water channel can be reduced, and the production cost is reduced.
The utility model is used for the water pump.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings. It is clear that the described figures represent only some embodiments of the invention, not all embodiments, and that a person skilled in the art can also derive other designs and figures from these figures without inventive effort.
FIG. 1 is an exploded view of a prior art water flow sensor and water pump mounting arrangement;
fig. 2 is an exploded perspective view of a pump body end cover according to embodiment 1 of the present invention;
fig. 3 is a schematic partial cross-sectional view of a pump body end cover according to embodiment 1 of the present invention;
FIG. 4 is a view taken along line A of FIG. 3;
fig. 5 is a perspective view of a water pump according to an embodiment of the present invention.
In the drawings: 101-an end cover body, 102-a water feeding cavity, 103-a water through pipe, 104-a water flow channel, 105-a water inlet, 106-a water outlet, 107-a magnetic inductor, 108-a positioning shoulder, 109-a temperature sensor, 110-a pump shell, 200-a magnetic wheel assembly, 201-an outer pipe, 202-a swirl vane, 203-a magnetic wheel, 300-an outer pipe fixing piece, 301-an arc strip, 302-a first positioning strip and 303-a second positioning strip.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, unless otherwise explicitly defined, words such as set forth, connected, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meaning of the words in the present invention by combining the specific contents of the technical solutions.
Embodiment 1 of a pump body end cover according to an embodiment of the first aspect of the present invention is described below with reference to fig. 2 to 4.
The pump body end cover comprises an end cover body 101, a water supply cavity 102 with a downward opening is formed in the lower side of the end cover body 101, a water service pipe 103 is arranged on the end cover body 101, a water flow channel 104 is arranged on the inner side of the water service pipe 103, one end of the water flow channel 104 is communicated with the water supply cavity 102, a water service opening is formed in the other end of the water flow channel 104, the end cover body 101 and the water service pipe 103 are integrally formed, and a sensor installation space is formed in the water service pipe 103.
The water service pipe 103 and the end cover body 101 are integrally formed, the water service pipe 103 can be arranged at a water inlet 105 of the end cover body 101 or a water outlet 106 of the end cover body 101, water flows through the water supply cavity 102 through the water inlet 105 of the end cover body 101 and then flows out of the water outlet 106 of the end cover body 101, an external sensor is arranged in a sensor mounting space on the water service pipe 103, the sensor can detect the state of water at the water inlet 105 or the water outlet 106, the sensor does not need to be additionally arranged on the mounting pipe and then is connected with a water pump through a sealing ring for mounting, the sensor is mounted and integrated on the water pump, the hidden danger of water leakage is reduced, the number of parts required for connecting the sensor and the water pump is reduced, the assembly.
In some embodiments of the utility model, be equipped with magnetic wheel subassembly 200 in rivers passageway 104, magnetic wheel subassembly 200 includes outer tube 201, the inboard rotation of outer tube 201 is connected with magnetic wheel 203, magnetic wheel 203 and the coaxial setting of outer tube 201, outer tube 201 fixed connection is in the inboard of rivers passageway 104, the axis direction of outer tube 201 is the same with the axis direction of rivers passageway 104, the outside fixedly connected with magnetic inductor 107 of water service pipe 103, magnetic inductor 107 corresponds the setting with magnetic wheel 203 position, magnetic wheel subassembly 200 and magnetic inductor 107 all locate in the sensor installation space. The magnetic wheel assembly 200 and the magnetic inductor 107 are directly and respectively installed in the water flow channel 104 and on the water service pipe 103, and the magnetic wheel assembly 200 and the magnetic inductor 107 form a water flow sensor to detect water flow.
In some embodiments of the present invention, a plurality of swirl blades 202 are fixedly connected to the inner wall of the outer tube 201, the plurality of swirl blades 202 are circumferentially and evenly distributed on the inner wall of the outer tube 201, and a plurality of magnets are circumferentially and evenly distributed on the magnetic wheel 203 at intervals. Water flow enters the outer pipe 201 from the water inlet 105 of the end cover body 101, the water flow forms rotating water flow with circumferential motion through the rotational flow blades 202, the rotating water flow impacts the surface of the magnet to enable the magnetic wheel 203 to rotate, when the magnet is close to the magnetic inductor 107, the magnetic inductor 107 generates pulse signals, different rotating speeds of the water flow can be generated on the magnetic wheel 203, and the different rotating speeds can generate pulse signals with different frequencies to achieve detection of the water flow.
In some embodiments of the present invention, the magnetic wheel assembly 200 is detachably and fixedly connected to the water flow channel 104, the positioning shoulder 108 is disposed on the inner wall of the water flow channel 104, the end surface of the outer tube 201 away from the water inlet abuts against the positioning shoulder 108, the inner side of the water flow channel 104 is further detachably and fixedly connected to the outer tube fixing member 300, and the outer tube fixing member 300 abuts against another end surface of the outer tube 201. The magnetic wheel assembly 200 is inserted into the water flow channel 104 from the water through opening, one end of the outer tube 201 far away from the water through opening abuts against the positioning shoulder 108 for limiting, and then the other end of the outer tube 201 is clamped by the outer tube fixing member 300 to be fixed so that the outer tube 201 cannot fall off. The outer tube fixing member 300 is detachably connected to the water flow passage 104, so that the magnetic wheel assembly 200 can be conveniently disassembled and replaced when worn after being used for a long time.
In some embodiments of the present invention, the outer tube fixing member 300 is an elastic collar that can stretch along the radial direction of the water flow passage 104, and the outer tube fixing member 300 is connected with the inner wall of the water flow passage 104 by interference fit. The elastic collar can stretch out and draw back along the radial direction of water flow channel 104, when the elastic collar is installed, the elastic collar is compressed towards the center and can be plugged into water flow channel 104, the elastic collar is pushed into the end face of outer pipe 201 to abut against the end face, and then the elastic collar is loosened to enable the elastic collar to extend outwards to press the inner wall of water flow channel 104, so that interference fit fixation is achieved.
In some embodiments of the present invention, the outer tube fixing member 300 includes an arc strip 301 disposed on the upper side, the two ends of the arc strip 301 are both bent downwards to form a first positioning strip 302, the lower end of the first positioning strip 302 is bent towards one side of the other first positioning strip 302 to form a second positioning strip 303, the arc strip 301 and the second positioning strip 303 are connected with the inner wall of the water flow channel 104, and the first positioning strip 302 abuts against the end surface of the outer tube 201. The two first positioning bars 302 are compressed from two sides to the middle, so that the two first positioning bars 302 approach to the middle, the outer tube fixing member 300 is taken out after the second positioning bar 303 leaves the side wall of the water flow passage 104, and the two first positioning bars 302 are arranged to facilitate compression. The two first positioning strips 302 also act against the outer tube 201, with less effect on the water flow. The outer tube fixing member 300 may be bent using a stainless steel strip, and the bent stainless steel strip may be rebounded within a limited deformation distance.
In some embodiments of the present invention, the magnetic sensor 107 is a hall sensor, and is fixed on the water inlet pipe by screws or glue.
In some embodiments of the present invention, a temperature sensor 109 is further fixedly connected to the water flow channel 104. The temperature sensor 109 is fixedly connected to the water inlet pipe, and a probe of the temperature sensor 109 is arranged in the water flow channel 104 to detect the water temperature. The temperature sensor 109 is also arranged on the end cover of the integrated pump body, so that the integration level of the water pump is further improved.
Embodiment 2 of the pump body end cover according to the embodiment of the first aspect of the present invention is described below. The outer side of the water pipe 103 is fixedly connected with an ultrasonic water flow sensor, and the ultrasonic water flow sensor is arranged in a sensor mounting space. Can install ultrasonic wave water flow sensor in the sensor installation space, ultrasonic wave water flow sensor is higher to the precision that water flow detected.
According to the utility model discloses water pump of second aspect embodiment, include according to the utility model discloses the pump body end cover of above-mentioned first aspect embodiment, like FIG. 5, still include fixed connection in the pump case 110 of the downside of pump body end cover, be equipped with the motor in the pump case 110, the output shaft fixedly connected with of motor send water impeller, send water impeller to locate in sending water chamber 102. The motor drives the water delivery impeller to rotate in the water delivery cavity 102, so as to drive the water to flow.
According to the utility model discloses water pump, through adopting foretell pump body end cover, reduced the hidden danger of leaking that sensor and water pump are connected, reduction in production cost.
According to the utility model discloses the water heater of third aspect embodiment, include according to the utility model discloses the water pump of above-mentioned second aspect embodiment.
According to the utility model discloses water heater, through adopting foretell water pump, the hidden danger of leaking in reducible water route, reduction in production cost.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various equivalent modifications or substitutions can be made within the knowledge of those skilled in the art without departing from the spirit of the present invention, and these equivalent modifications or substitutions are included in the scope defined by the claims of the present application.
Claims (11)
1. The pump body end cover is characterized by comprising an end cover body, wherein a water supply cavity with a downward opening is formed in the lower side of the end cover body, a water through pipe is arranged on the end cover body, a water flow channel is arranged on the inner side of the water through pipe, one end of the water flow channel is communicated with the water supply cavity, a water through opening is formed in the other end of the water flow channel, the end cover body and the water through pipe are integrally formed, and a sensor installation space is formed in the water through pipe.
2. The pump body end cover according to claim 1, wherein a magnetic wheel assembly is arranged in the water flow channel, the magnetic wheel assembly comprises an outer tube, a magnetic wheel is rotatably connected to the inner side of the outer tube, the magnetic wheel and the outer tube are coaxially arranged, the outer tube is fixedly connected to the inner side of the water flow channel, the axial direction of the outer tube is the same as that of the water flow channel, a magnetic inductor is fixedly connected to the outer side of the water flow tube, the magnetic inductor and the magnetic wheel are correspondingly arranged, and the magnetic wheel assembly and the magnetic inductor are both arranged in the sensor installation space.
3. The pump body end cover according to claim 2, wherein a plurality of swirl vanes are fixedly connected to the inner wall of the outer tube, the plurality of swirl vanes are circumferentially and uniformly distributed on the inner wall of the outer tube, and a plurality of magnets are circumferentially and uniformly distributed on the magnetic wheel at intervals.
4. The pump body end cover according to claim 2, wherein the magnetic wheel assembly is detachably and fixedly connected with the water flow channel, a positioning shoulder is arranged on the inner wall of the water flow channel, the end surface of the outer tube far away from the water through opening abuts against the positioning shoulder, an outer tube fixing member is detachably and fixedly connected to the inner side of the water flow channel, and the outer tube fixing member abuts against the other end surface of the outer tube.
5. The pump body end cap of claim 4, wherein the outer tube fixing member is an elastic collar that is retractable in a radial direction of the water flow passage, and the outer tube fixing member is connected with an inner wall of the water flow passage in an interference fit manner.
6. The pump body end cover according to claim 5, wherein the outer tube fixing member includes an arc strip disposed at an upper side, both ends of the arc strip are bent downward to form first positioning strips, a lower end of each first positioning strip is bent toward a side close to the other first positioning strip to form a second positioning strip, the arc strip and the second positioning strip are connected with an inner wall of the water flow channel, and the first positioning strips abut against end surfaces of the outer tubes.
7. The pump body end cap of claim 2, wherein the magnetic sensor is a hall sensor.
8. The pump body end cap of claim 1, wherein a temperature sensor is also fixedly attached within the water flow passage.
9. The pump body end cover according to claim 1, wherein an ultrasonic water flow sensor is fixedly connected to an outer side of the water through pipe, and the ultrasonic water flow sensor is disposed in the sensor mounting space.
10. A water pump, comprising the pump body end cover according to any one of claims 1 to 9, and further comprising a pump casing fixedly connected to the lower side of the pump body end cover, wherein a motor is arranged in the pump casing, an output shaft of the motor is fixedly connected with a water delivery impeller, and the water delivery impeller is arranged in the water delivery cavity.
11. A water heater comprising a water pump according to claim 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921895924.7U CN211314650U (en) | 2019-11-05 | 2019-11-05 | Pump body end cover, water pump and water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921895924.7U CN211314650U (en) | 2019-11-05 | 2019-11-05 | Pump body end cover, water pump and water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211314650U true CN211314650U (en) | 2020-08-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921895924.7U Active CN211314650U (en) | 2019-11-05 | 2019-11-05 | Pump body end cover, water pump and water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211314650U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110864008A (en) * | 2019-11-05 | 2020-03-06 | 广东万家乐燃气具有限公司 | Pump body end cover, water pump and water heater |
-
2019
- 2019-11-05 CN CN201921895924.7U patent/CN211314650U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110864008A (en) * | 2019-11-05 | 2020-03-06 | 广东万家乐燃气具有限公司 | Pump body end cover, water pump and water heater |
| CN110864008B (en) * | 2019-11-05 | 2024-07-05 | 广东万家乐燃气具有限公司 | Pump body end cover, water pump and water heater |
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