CN214533596U

CN214533596U - Water pump

Info

Publication number: CN214533596U
Application number: CN202120665804.9U
Authority: CN
Inventors: 王翔; 夏丽萍; 段长礼; 王磊; 段军利; 严建勇
Original assignee: Shimge Pump Industry Group Co Ltd
Current assignee: Shimge Pump Industry Group Co Ltd
Priority date: 2021-03-31
Filing date: 2021-03-31
Publication date: 2021-10-29
Anticipated expiration: 2031-03-31

Abstract

The utility model relates to a water pump, which comprises a pump body, the pump body on be equipped with the circulation chamber that is used for supplying rivers to flow, the circulation intracavity be equipped with the rivers sensor, the pump body on still be equipped with the inspection hole, the inspection hole with the circulation chamber be linked together, the inspection hole in be equipped with temperature sensor. The utility model has the advantages of reduce the probability of water route pipeline seepage.

Description

Water pump

Technical Field

The utility model belongs to the technical field of the technique of water pump and specifically relates to a water pump is related to.

Background

Water pumps are machines that deliver or pressurize a liquid. The energy-saving device transmits external energy to liquid through the rotation of the impeller, so that the energy of the liquid is increased, and the energy-saving device is mainly used for transmitting the liquid including water, oil, acid-base liquid, emulsion, suspoemulsion, liquid metal and the like.

In the use process, for example, when domestic water is used, a water pump is needed for conveying water flow, and with the development of intellectualization of household appliances, various sensors are needed to be inserted into a water path to achieve the purpose of monitoring.

The above prior art solutions have the following drawbacks: the sensor is inserted in the waterway, and a hole needs to be drilled on the waterway pipeline, so that the waterway structure is complex and leakage is easy to occur.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, one of the purposes of the utility model is to provide a water pump, its advantage that has the probability that reduces the water route pipeline seepage.

The above object of the present invention can be achieved by the following technical solutions:

a water pump comprises a pump body, wherein a circulation cavity for water flow is formed in the pump body, a water flow sensor is arranged in the circulation cavity, a detection hole is further formed in the pump body, the detection hole is communicated with the circulation cavity, and a temperature sensor is arranged in the detection hole.

Through adopting above-mentioned technical scheme, when using, because rivers sensor and temperature sensor all install on the pump body, consequently in the use, need not to bore on the water route pipeline and establish the hole, consequently can reduce the probability of water route pipeline seepage.

The present invention may be further configured in a preferred embodiment as: the circulation cavity comprises a water inlet channel, a water outlet channel and an impeller cavity which are communicated, and the water flow sensor is arranged in the water inlet channel or the water outlet channel.

Through adopting above-mentioned technical scheme, in use, rivers sensor setting can play more accurate detection effect to discharge in water inlet channel or the water outlet channel.

The present invention may be further configured in a preferred embodiment as: the detection hole is internally provided with a plugging piece, the plugging piece abuts against the shell of the temperature sensor, and the plugging piece also abuts against the hole wall of the detection hole.

Through adopting above-mentioned technical scheme, when using, the water of circulation intracavity can enter into to the inspection hole in, and then the temperature sensor of being convenient for detects the temperature, therefore the existence of shutoff piece also can effectually reduce the probability that water reveals in following the inspection hole.

The present invention may be further configured in a preferred embodiment as: the detection hole comprises a connecting hole and a contact hole, the connecting hole is communicated with the contact hole, the contact hole is communicated with the circulation cavity, a shell of the temperature sensor is installed in the connecting hole, a detection part of the temperature sensor is located in the contact hole, and the plugging piece is located in the connecting hole.

Through adopting above-mentioned technical scheme, because the shutoff piece is not located the contact hole, consequently make temperature sensor's detection portion can be abundant with aqueous phase contact, and then improve the accuracy that detects.

The present invention may be further configured in a preferred embodiment as: the pump body on still be equipped with fixed subassembly, fixed subassembly include the fixed plate, the fixed plate with the pump body can dismantle the connection, the fixed plate with temperature sensor's casing contact and be used for fixed temperature sensor.

Through adopting above-mentioned technical scheme, when using, the shell of fixed plate and temperature sensor contacts and plays fixed effect to temperature sensor, can effectively reduce the probability that temperature sensor deviates from in the inspection hole.

The present invention may be further configured in a preferred embodiment as: the fixing plate is also provided with a through hole for the lead to pass through.

Through adopting above-mentioned technical scheme, when using, the existence of perforation can effectively reduce the probability that the wire damaged because of folding.

The present invention may be further configured in a preferred embodiment as: the perforation penetrates through one side of the fixing plate along the direction of the self aperture.

Through adopting above-mentioned technical scheme, at the in-process of dismantling the fixed plate, with fixed plate and body phase separation, keep away from the one side that the fixed plate was run through afterwards mutually and remove, can reach the purpose of dismantling the fixed plate, consequently can effectively reduce the degree of difficulty of dismantling.

The present invention may be further configured in a preferred embodiment as: the circulation cavity comprises a water inlet flow channel, a water outlet flow channel and an impeller cavity which are communicated, a communicating hole is arranged on the pump body, the communicating hole extends along the radial direction of the impeller, one end of the communicating hole is communicated with the contact hole, and the other end of the communicating hole is communicated with the impeller cavity.

Through adopting above-mentioned technical scheme, when the impeller rotated, rivers were thrown away along the radial direction of impeller, because the intercommunicating pore extends along the radial direction of impeller, and then make rivers easily enter into to the contact hole through the intercommunicating pore, and then make the data that temperature sensor detected more accurate.

The present invention may be further configured in a preferred embodiment as: the detection hole is arranged on one side of the pump body close to the water outlet flow passage.

By adopting the technical scheme, the detection hole is arranged on one side close to the pump body and close to the water outlet flow channel, so that the detection of the water outlet temperature is more accurate.

Drawings

Fig. 1 is a schematic sectional view of the water inlet channel of the present invention.

Fig. 2 is a schematic view of the sectional structure of the inspection hole of the present invention.

Fig. 3 is a schematic view of the structure of the communication hole of the present invention.

Reference numerals: 1. a pump body; 11. a water inlet flow channel; 12. a water outlet flow channel; 13. an impeller cavity; 14. a detection hole; 141. a contact hole; 142. connecting holes; 15. a communicating hole; 2. a water flow sensor; 21. a draft tube; 22. a Hall sensor; 3. a temperature sensor; 31. a housing; 32. a probe; 4. a fixing plate; 41. perforating; 5. a closure.

Detailed Description

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

Referring to fig. 1 and 2, for the utility model discloses a water pump, including motor, the pump body 1 and impeller, be equipped with the circulation chamber on the pump body 1, the circulation chamber includes into water runner 11, play water runner 12 and impeller cavity 13, and into water runner 11 and play water runner 12 all are linked together with impeller cavity 13. The motor is connected with the pump body 1, and the impeller is fixedly arranged on an output shaft of the motor and is positioned in the impeller cavity 13.

When the water-saving device is used, the output shaft of the motor rotates, so that the impeller in the impeller cavity 13 rotates, and further, outside water enters the impeller cavity 13 from the water inlet channel 11 and is discharged from the water outlet channel 12.

Still be equipped with rivers sensor 2 on the pump body 1, rivers sensor 2 includes draft tube 21 and hall sensor 22, and draft tube 21 fixed mounting is in water inlet channel 11, and hall sensor 22 fixed mounting is on the pump body 1, and hall sensor 22 is used for detecting draft tube 21 and forms magnetic field change signal under the rivers effect to according to the corresponding flow signal of magnetic field change signal output.

Referring to fig. 2 and 3, the pump body 1 is further provided with a detection hole 14, the detection hole 14 is communicated with the impeller cavity 13, and the detection hole 14 is located on one side of the impeller cavity 13 close to the water outlet channel 12. The detection hole 14 includes a connection hole 142 and a contact hole 141 communicating with each other, and the connection hole 142 is a stepped hole. The pump body 1 is also provided with a communicating hole 15, and the axis of the communicating hole 15 is parallel to the diameter of the impeller. One end of the communication hole 15 communicates with the contact hole 141 and the other end communicates with the impeller chamber 13. The temperature sensor 3 is installed in the detection hole 14, in this embodiment, the temperature sensor 3 is a probe type temperature sensor, the housing 31 of the temperature sensor 3 is connected to the connection hole 142, and the probe 32 of the temperature sensor 3 is located in the communication hole 15. The connecting hole 142 is further provided with a plugging member 5, in this embodiment, the plugging member 5 is a rubber sealing ring, the rubber sealing ring is sleeved on the shell 31 of the temperature sensor 3, the inner surface of the rubber sealing ring abuts against the shell 31 of the temperature sensor 3, and the outer surface of the rubber sealing ring abuts against the stepped surface of the connecting hole 142.

In the working process of the water pump, the impeller is driven by the motor to rotate, and water in the impeller cavity 13 is thrown out along the radial direction of the impeller, so that the water in the impeller cavity 13 can easily enter the contact hole 141 through the communicating hole 15, and the temperature sensor 3 can detect the water temperature more accurately.

Referring to fig. 1 and 2, the pump body 1 is further provided with a fixing assembly, the fixing assembly comprises a fixing plate 4, and the fixing plate 4 is detachably connected with the pump body 1 through screws. The fixing plate 4 is further provided with a through hole 41 for passing out a lead wire connected to the temperature sensor 3, and the through hole 41 penetrates the fixing plate 4 in the direction of the hole diameter thereof to form an opening.

After the temperature sensor 3 is mounted in the sensing hole 14, the fixing plate 4 is mounted on the pump body 1 by screws, and the lead wire passes through the through hole 41. The lower surface of the fixing plate 4 abuts against the upper surface of the temperature sensor 3. In another embodiment, the housing 31 of the temperature sensor 3 may also be screw-coupled with the coupling hole 142.

The implementation principle of the embodiment is as follows: when the device is used, the motor drives the impeller to rotate, external water is extracted from the water inlet channel 11 to the impeller cavity 13, the water in the impeller cavity 13 is discharged from the water outlet channel 12, therefore, the guide cylinder 21 positioned in the water inlet channel 11 forms a magnetic field change signal under the action of water flow, and the Hall sensor 22 outputs a corresponding flow signal according to the magnetic field change signal, so that the purpose of detecting the flow is achieved. When water enters the contact hole 141 and comes into contact with the probe 32 of the temperature sensor 3, the temperature sensor 3 can detect the temperature of the water.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A water pump, characterized by: the water pump comprises a pump body (1), wherein a circulation cavity for water flow is formed in the pump body (1), a water flow sensor (2) is arranged in the circulation cavity, a detection hole (14) is further formed in the pump body (1), the detection hole (14) is communicated with the circulation cavity, and a temperature sensor (3) is arranged in the detection hole (14).

2. A water pump as claimed in claim 1, wherein: the circulation cavity comprises a water inlet channel (11), a water outlet channel (12) and an impeller cavity (13) which are communicated, and the water flow sensor (2) is arranged in the water inlet channel (11) or the water outlet channel (12).

3. A water pump as claimed in claim 1, wherein: the detection hole (14) is internally provided with a plugging piece (5), the plugging piece (5) is abutted against the shell (31) of the temperature sensor (3), and the plugging piece (5) is also abutted against the hole wall of the detection hole (14).

4. A water pump according to claim 3, wherein: the detection hole (14) comprises a connecting hole (142) and a contact hole (141), the connecting hole (142) is communicated with the contact hole (141), the contact hole (141) is communicated with the circulation cavity, a shell (31) of the temperature sensor (3) is installed in the connecting hole (142), a detection part of the temperature sensor (3) is positioned in the contact hole (141), and the blocking piece (5) is positioned in the connecting hole (142).

5. A water pump according to claim 1 or 3, wherein: the pump body (1) on still be equipped with fixed subassembly, fixed subassembly include fixed plate (4), fixed plate (4) with the pump body (1) can dismantle the connection, fixed plate (4) with casing (31) of temperature sensor (3) contact and be used for fixed temperature sensor (3).

6. A water pump according to claim 5, wherein: the fixing plate (4) is also provided with a through hole (41) for the lead to pass through.

7. The water pump of claim 6, wherein: the through hole (41) penetrates through one side of the fixing plate (4) along the direction of the hole diameter of the through hole.

8. A water pump according to claim 4, wherein: the circulating cavity comprises a water inlet flow channel (11), a water outlet flow channel (12) and an impeller cavity (13) which are communicated, a communicating hole (15) is formed in the pump body (1), the communicating hole (15) extends along the radial direction of the impeller, one end of the communicating hole (15) is communicated with the contact hole (141), and the other end of the communicating hole is communicated with the impeller cavity (13).

9. A water pump as claimed in claim 8, wherein: the detection hole (14) is arranged on one side, close to the water outlet flow channel (12), of the pump body (1).