CN210599564U

CN210599564U - Automatic booster pump

Info

Publication number: CN210599564U
Application number: CN201921145154.4U
Authority: CN
Inventors: 卓成者; 郑勇飞; 王洪达
Original assignee: Zhejiang Shimge Pump Co Ltd
Current assignee: Zhejiang Shimge Pump Co Ltd
Priority date: 2019-07-19
Filing date: 2019-07-19
Publication date: 2020-05-22
Anticipated expiration: 2029-07-19

Abstract

The utility model relates to an automatic booster pump solves the unable booster pressure scheduling problem that starts of meetting the rivers undersize that prior art exists, the technical scheme of adoption: the booster pump is characterized in that a Hall flow sensor is arranged on a flow channel of the pump body, a control/display panel is arranged on the shell, the Hall flow sensor is in signal connection with the control/display panel, and the control/display panel is electrically connected with the water pump and used for controlling the starting and stopping of the automatic booster pump. The method has the following effects: the Hall flow sensor is arranged in the flow channel of the pump body, water flow above 1L/min can be detected by utilizing the high measurement precision of the Hall flow sensor, so that the automatic booster pump can enter the work, and convenience is brought to users for water consumption and promotion for experience.

Description

Automatic booster pump

Technical Field

The utility model relates to a booster pump especially relates to an automatic booster pump.

Background

In daily life, people often encounter the problems of poor experience caused by insufficient water pressure and small water flow when using water, and even the problems that related equipment in a pipeline cannot work normally and the like. For example, when a gas water heater is used, the water flow may be too low to ignite, and at this time, the automatic booster pump is necessary to automatically boost the pipeline system.

At present, a flow switch is generally adopted by an automatic booster pump on the market as a flow sensing device, the minimum flow of the flow switch in a pipeline is required to be 3L/min, however, when the water pressure of a household pipeline of a user is insufficient, the water flow in the pipeline often cannot reach 3L/min, the automatic booster pump cannot be started, and the aim of boosting the water flow of the pipeline cannot be achieved.

In addition, there is the conflict between zero cold water system of present family and the automatic booster pump, and both can't install simultaneously, this is because zero cold water system can form closed circuit, and automatic booster pump pressure boost back, flow exist always for flow switch is in the on-state always, and then automatic booster pump just can not the automatic shutdown, brings very big puzzlement for the user.

Disclosure of Invention

An object of the utility model is to solve the above-mentioned problem that prior art exists and provide an automatic booster pump, set up hall flow sensor in the runner of the pump body, utilize hall flow sensor's high measurement accuracy, can detect rivers more than 1L/min, make automatic booster pump get into work, convenience of customers water and promotion are used for experiencing and feel.

The above technical purpose of the present invention is mainly solved by the following technical solutions: automatic booster pump, including having the casing that holds the chamber, it sets up the pump body to hold the intracavity, set up into water pipeline section and play water pipeline section on the pump body, it wears out respectively to advance water pipeline section and play water pipeline section casing, its characterized in that: the flow passage of the pump body is provided with a Hall flow sensor, the shell is provided with a control/display panel, the Hall flow sensor is in signal connection with the control/display panel, and the control/display panel is electrically connected with the water pump and used for controlling the start and stop of the water pump. The Hall flow sensor is arranged in the flow channel of the pump body, water flow above 1L/min can be detected by utilizing the high measurement precision of the Hall flow sensor, signals are formed, the control/display panel receives the signals, the signals are processed, and finally the automatic booster pump is controlled, so that the automatic booster pump can enter the work, and convenience is brought to users for water consumption and promotion for experience.

As further improvement and supplement to the above technical scheme, the utility model discloses a following technical measure: the Hall flow sensor comprises a guide cylinder and a Hall sensor, the guide cylinder is detachably fixed in a flow channel of the pump body, the guide cylinder forms a magnetic field change signal under the action of water flow, the Hall sensor is in signal connection with the guide cylinder and used for receiving the magnetic field change signal and forming a flow signal, and the control/display panel is in signal connection with the Hall sensor and used for receiving the flow signal and forming a water pump start-stop control signal. The water flow flowing from the water inlet pipe section to the water outlet pipe section of the pump body passes through the guide cylinder and pushes the magnetic rotor in the guide cylinder to rotate, the larger the water flow is, the faster the rotating speed of the magnetic rotor is, the higher the frequency of the flow signal generated by the Hall sensor is, and in the measuring range, the frequency signal and the water flow have a one-to-one correspondence relationship.

A magnetic rotor is arranged in the guide shell and rotates under the action of water flow to form a magnetic field change signal. When water flow normally passes through, the magnetic rotor in the guide shell rotates to induce a flow signal with corresponding frequency on the Hall sensor.

Preferably, the hall flow sensor is arranged on the water inlet pipe section or the water outlet pipe section. The guide cylinder is fixed in an inner hole of the water inlet pipe section or the water outlet pipe section through a metal clip. The metal clip is typically a metal snap ring.

The hall sensor includes the shell and places in the circuit board of shell, the shell includes the arc bottom surface and sets up the cutting in the shell both sides, the cutting with the shell structure as an organic whole, the arc bottom surface with go out water pipe section or go out water pipe section surface shape looks adaptation, the inner wall of casing sets up the slot, the cutting inserts the slot is used for with the hall sensor is detachable to be fixed in on the casing. In the usual case of the use of a magnetic tape,

the pump shell comprises a base and a top cover matched with the base, and the inserting groove is formed in the inner wall of the top cover.

And a temperature sensor is arranged in the water outlet pipe section or the water inlet pipe section and is in signal connection with the control/display panel. Signals from the Hall flow sensor and the temperature sensor are processed according to certain logic through the control/display panel, and the compatibility of the automatic booster pump and the zero-cold water system is realized.

The utility model discloses beneficial effect who has: 1. the Hall flow sensor is arranged in the flow channel of the pump body, water flow above 1L/min can be detected by utilizing the high measurement precision of the Hall flow sensor, so that the automatic booster pump can enter the work, and convenience is brought to users for water consumption and promotion for experience. 2. The water pump is provided with a temperature sensor, the temperature sensor and the Hall flow sensor are in signal connection with the control/display panel, and the compatibility of the automatic booster pump and the zero-water cooling system is realized through certain control logic. 3. Through reasonable design, the product has simple structure and is convenient to manufacture.

Drawings

Fig. 1 is a schematic structural section of the present invention.

Fig. 2 is a schematic diagram of an explosive structure according to the present invention.

Fig. 3 is a schematic view of an axis measurement structure of the present invention.

Fig. 4 is an explosion structure diagram of the top cover and the hall sensor in cooperation.

Fig. 5 is a schematic structural diagram of the hall sensor of the present invention.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

Example (b): as shown in fig. 1-3, the automatic booster pump comprises a base 2 made of plastic material, and a plastic top cover 3 detachably and fixedly connected with the base through a buckle 21, the top cover 3 and the base 2 form a housing, a housing cavity is formed in the housing, a copper pump body 1 is arranged in the housing cavity and fixedly connected to the base through a screw 4, a hall flow sensor 5 (preferably arranged in a water inlet pipe section or a water outlet pipe section 12, preferably arranged in the water outlet pipe section 12) is arranged in a flow channel of the pump body 1 (a guide cylinder 51 is arranged in the water outlet pipe section 12, a hall sensor 52 rides on the outer wall of the water outlet pipe section 12), a control/display panel 6 connected with signals of the hall flow sensor is fixed on the top cover through a screw 8, the control/display panel 6 is electrically connected with the pump body 1 through a lead wire, the control/display panel receives signals of the hall flow sensor, and analyzing and processing according to the internal control logic of the control/display panel, outputting a start-stop control signal, and controlling the start-stop of the automatic booster pump.

As shown in fig. 1, the hall flow sensor includes a guide shell 51 and a hall sensor 52, the guide shell 51 is detachably fixed in a flow channel of the pump body, the guide shell 51 forms a magnetic field change signal under the action of water flow, the hall sensor 52 is in signal connection with the guide shell 51 and is used for receiving the magnetic field change signal and forming a flow signal, and the control/display panel 6 is in signal connection with the hall sensor 52 and is used for receiving the flow signal and forming a water pump start-stop control signal.

Further, a magnetic rotor 511 is arranged in the guide shell 51, and the magnetic rotor 511 rotates under the action of water flow to form a magnetic field change signal.

Preferably, the guide cylinder 51 is fixed in an inner hole of the water inlet pipe section or the water outlet pipe section through a metal clip 7. It is common practice to locate the guide shell 51 in the inner bore of the outlet pipe section and to secure it by means of a metal clip (usually a metal snap ring) 7. The metal clip 7 limits the movement of the guide shell in the inner hole. When water flow normally passes through, the magnetic rotor 511 in the guide shell rotates, the Hall sensor 52 arranged on the outer wall of the water outlet pipe section 12 at a corresponding position senses a flow signal with corresponding frequency, the larger the water flow is, the faster the rotating speed of the magnetic rotor is, the higher the frequency of the flow signal generated by the Hall sensor is, the one-to-one correspondence relationship exists between the frequency signal and the water flow in a measuring range, the Hall flow sensor can detect very small flow, and the flow above 1L/min can be detected generally.

As shown in fig. 1, 4 and 5, the hall sensor 52 includes a housing 521 and a built-in circuit board 522 built in the housing, the housing 521 is made of plastic material, and the built-in circuit board 522 is protected inside; the shell is integrally formed in an injection molding mode, the arc-shaped bottom surface 5211 matched with the shape of the water outlet pipe section is arranged on the shell, the arc-shaped bottom surface 5211 rides on the water outlet pipe section, and the arc-shaped bottom surface 5211 is attached to the cylindrical surface of the water outlet pipe section, so that the reliable induction between the Hall sensor and the magnetic rotor 511 is guaranteed. Two strips 5212 that outwards extend out are moulded plastics to the both sides an organic whole of shell, and the slot 31 that the corresponding an organic whole was moulded plastics and is gone out on cutting and the top cap 3 inserts the cooperation, fixes hall sensor 52 on the top cap, and when top cap 3 and base 2 were in the assembled state, hall sensor 52 was fixed in the position that sets up with draft tube 51 relatively, realized flow detection's function.

As shown in fig. 1, a water outlet pipe section 12 (or a water inlet pipe section, in general, a temperature sensor and a hall flow sensor are respectively arranged on the water inlet pipe section or the water outlet pipe section, but not on the same pipe section) of the water pump is provided with a temperature sensor 9, the temperature sensor and a medium are in direct contact with each other to measure the temperature of the medium, the temperature sensor is in signal connection with a control/display panel 6 through a signal line, signals from the hall flow sensor 5 and the temperature sensor 9 are processed according to a certain logic through the control/display panel, and the compatibility of the automatic booster pump and the zero-cold water system is realized. A simplified control case is as follows: corresponding to the application of the zero-cold water system, a function mode is selected through a control/display panel, the automatic booster pump operates according to program logic corresponding to the selected mode, when the Hall flow sensor 5 senses that the flow is insufficient, the boosting operation of the automatic booster pump is started, when a customer closes a faucet, along with the continuous operation of the automatic booster pump, the temperature sensor detects that the temperature of a medium reaches a set temperature, the boosting of the automatic booster pump is closed, and the function of the zero-cold water system is achieved.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention. In the above embodiments, the present invention may be variously modified and changed. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Automatic booster pump, including having the casing that holds the chamber, it sets up the pump body to hold the intracavity, set up into water pipeline section and play water pipeline section on the pump body, it wears out respectively to advance water pipeline section and play water pipeline section casing, its characterized in that: the booster pump is characterized in that a Hall flow sensor is arranged on a flow channel of the pump body, a control/display panel is arranged on the shell, the Hall flow sensor is in signal connection with the control/display panel, and the control/display panel is electrically connected with the water pump and used for controlling the starting and stopping of the automatic booster pump.

2. The automatic booster pump of claim 1, wherein the hall flow sensor comprises a guide cylinder and a hall sensor, the guide cylinder is detachably fixed in a flow channel of the pump body, the guide cylinder forms a magnetic field change signal under the action of water flow, the hall sensor is in signal connection with the guide cylinder and is used for receiving the magnetic field change signal and forming a flow signal, and the control/display panel is in signal connection with the hall sensor and is used for receiving the flow signal and forming a water pump start-stop control signal.

3. The automatic booster pump of claim 2, wherein a magnetic rotor is disposed in the guide shell, and the magnetic rotor rotates under the action of water flow to form a magnetic field change signal.

4. The automatic booster pump according to claim 2 or 3, wherein the guide shell is fixed in an inner hole of the water inlet pipe section or the water outlet pipe section through a metal clip.

5. The automatic booster pump of claim 2 or 3, wherein said Hall flow sensor is disposed on said water inlet pipe section or said water outlet pipe section.

6. The automatic booster pump of claim 5, wherein the Hall flow sensor is fixed in an inner hole of the water inlet pipe section or the water outlet pipe section through a metal clip.

7. The automatic booster pump of claim 6, wherein the hall sensor comprises a housing and a circuit board arranged in the housing, the housing comprises an arc-shaped bottom surface and insertion strips arranged on two sides of the housing, the insertion strips and the housing are of an integral structure, the arc-shaped bottom surface is matched with the outer surface shape of the water outlet pipe section or the water outlet pipe section, and slots are arranged on the inner wall of the casing and inserted into the slots for detachably fixing the hall sensor on the casing.

8. The automatic booster pump of claim 7, wherein the housing includes a base and a top cover engaged with the base, the slot being provided on an inner wall of the top cover.

9. The automatic booster pump according to any one of claims 1-3, wherein a temperature sensor is disposed in the water outlet pipe section or the water inlet pipe section, and the temperature sensor is in signal connection with the control/display panel.

10. The automatic booster pump of claim 8, wherein a temperature sensor is disposed in the water outlet pipe section or the water inlet pipe section, and the temperature sensor is in signal connection with the control/display panel.