CN112499796A

CN112499796A - Heat pump type water purification filter core with adjustable temperature sensing

Info

Publication number: CN112499796A
Application number: CN202011535304.XA
Authority: CN
Inventors: 张九珠
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-03-16

Abstract

The invention discloses a heat pump type water purification filter element with adjustable temperature sensing, which belongs to the technical field of water purification and comprises a lower shell and an upper shell, wherein a valve body framework is arranged between the upper shell and the lower shell, the valve body framework divides the interior of the shell into a heating cavity at the bottom and a filtering cavity at the upper part, a water inlet is arranged at the bottom of the lower shell, a piston is arranged in the water inlet, the piston is arranged on a conical valve cover, the conical valve cover is connected with a guide rod, the guide rod is arranged in a guide cylinder in a sliding manner, a touch switch is arranged in the guide cylinder at the top of the guide rod, an electric heating wire is embedded in the guide cylinder, automatic water inlet and sealing are realized by utilizing the water pressure environment difference at two sides of the piston and are linked with the touch switch for electrifying the electric heating wire, water in the heating cavity and the filtering cavity is heated within a set, the heating operation is continued, the temperature can be adjusted, the automatic heating is realized, and the use convenience is improved.

Description

Heat pump type water purification filter core with adjustable temperature sensing

Technical Field

The invention relates to the technical field of water purification, in particular to a heat pump type water purification filter element with adjustable temperature sensing.

Background

In the household water purifying equipment, the filter element is used as an important part for filtering raw water in the water purifying equipment, has the functions of ultrafiltration, nanofiltration, reverse osmosis filtration and the like, and is favorable for removing solid particles in water and filtering harmful chemical components by the filter element. Also, the filtration of a general water purifier includes the steps of: primary filtration by a PP cotton filter element, filtration by an active carbon filter element, fine filtration by the PP cotton filter element, filtration by an RO membrane filter element and filtration by active carbon, and granular impurities and residual chlorine in raw water are removed by the filter materials of the filter elements such as the PP cotton filter element, the active carbon and the like.

However, the conventional filter element has only a function of filtering raw water, and when it is installed on a water supply line of a household faucet, the water faucet is only a valve for controlling the flow of water, so the updating speed of the water faucet is very high, but aiming at the hot water required in daily life, although the existing heating faucet directly heats the inside of the pipe, it requires purchasing a faucet specially having an electric heating function, it can not solve the problem that the common water tap can not produce hot water, and aiming at the water tap provided with the filter element, a heat pump type water purifying filter element which can control temperature and adjust temperature and water inlet is needed to be provided, when it realizes raw water filtration, can carry out real-time to water heating according to the water condition for the tap of any style can both use hot water to solve the life needs after installing this filter core.

Disclosure of Invention

In view of the defects in the prior art, an embodiment of the present invention provides a temperature-sensitive adjustable heat pump type water purification filter element, so as to solve the problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a heat pump type water purification filter core with adjustable temperature sensing, includes casing and last casing down, go up the casing and between the casing internally mounted have the valve body framework down, the valve body framework is fixed with the conduction dish on the step portion at valve body framework middle part with the heating chamber of casing internal partitioning for the bottom and the filter chamber on upper portion, the casing bottom is equipped with the water inlet down, is equipped with the piston in the water inlet, and the piston is installed on the toper valve bonnet, toper valve gap connection guide bar, guide bar slide to set up in the guide cylinder, install touch switch in the guide cylinder at guide bar top, inlay in the guide cylinder and have the heating wire, it is equipped with the outlet pipe to go up.

As a further scheme of the invention, the bottom surface of the conduction disc is provided with a plurality of conduction holes, the side surface of the conduction disc is provided with a plurality of lateral holes, the conduction holes are communicated with the filter cavity, the conduction holes are communicated with the heating cavity, and the conduction holes and the lateral holes are equal in number and are communicated in a one-to-one correspondence manner.

As a further scheme of the invention, the water inlet is connected with a water inlet pipe, and an O-shaped sealing ring and a polytetrafluoroethylene belt are further arranged at the joint of the water inlet pipe and the water inlet.

As a further scheme of the invention, the guide cylinder is arranged on the axial seat, the axial seat is fixed in the middle of the conduction disc, the conical valve cover is provided with a spring supporting part, the guide cylinder is provided with a spring seat, and a spring is arranged between the spring seat and the spring supporting part.

As a further scheme of the invention, the electric heating wire is embedded in the guide cylinder in a spiral shape, and the bottom of the electric heating wire is connected with the temperature controller through a lead.

As a further scheme of the invention, a timing relay is arranged on a circuit between the electric heating wire and the temperature controller, a touch switch is arranged below the timing relay, and a touch conduction assembly consisting of the touch switch and the timing relay is arranged below the timing relay.

As a further scheme of the invention, a filter layer is laid in the filter cavity and is positioned between the conduction disc and the water outlet pipe.

As a further scheme of the invention, a thermosensitive element is arranged on the inner wall of the lower shell, the thermosensitive element is arranged in the heating cavity, and the thermosensitive element is connected with the temperature controller.

As a further scheme of the invention, a bypass pipe is also installed at the bottom side of the lower shell, a sewage discharge ball valve is installed in the bypass pipe, and the sewage discharge ball valve is connected with a valve handle through a valve rod.

As a further scheme of the invention, the bypass pipe is connected with a hose, the hose is connected with a hose connector, and the hose connector is connected with a pipeline of the sewage collecting device.

In summary, compared with the prior art, the embodiment of the invention has the following beneficial effects:

according to the temperature-sensing-adjustable heat pump type water purification filter element, automatic water inlet and sealing are achieved by utilizing the difference of water pressure environments on two sides of the piston, the filter element is linked with the touch switch for electrifying the heating wire, water in the heating cavity and the filter cavity is heated within a set time, the temperature is maintained until hot water is used, the hot water enters and triggers the touch switch while being used, the heating operation is continued, the temperature is adjustable and is automatically heated, and the use convenience is improved.

To more clearly illustrate the structural features and effects of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Drawings

Fig. 1 is a schematic structural diagram of a temperature-sensitive adjustable heat pump type water purification filter element in embodiment 1.

Fig. 2 is a schematic structural diagram of a guide cylinder in a heat-sensitive adjustable heat pump type water purification filter element provided by the invention.

Fig. 3 is a schematic cross-sectional view of a conduction plate in a temperature-sensitive adjustable heat pump type water purification cartridge according to the present invention.

Fig. 4 is a schematic circuit diagram of an electric heating wire in a temperature-sensing adjustable heat pump type water purification filter element provided by the invention.

Fig. 5 is a schematic structural diagram of a temperature-sensitive adjustable heat pump type water purification filter element in embodiment 2.

Reference numerals: 1-lower shell, 2-upper shell, 3-valve body framework, 4-piston, 5-conical valve cover, 6-spring support part, 7-guide cylinder, 8-guide rod, 9-spring seat, 10-spring, 11-water inlet pipe, 12-water inlet, 13-touch switch, 14-timing relay, 15-heating wire, 16-heating cavity, 17-temperature controller, 18-step part, 19-conduction disk, 20-axial seat, 21-conduction hole, 22-lateral hole, 23-filter layer, 24-water outlet pipe, 25-bypass pipe, 26-pollution discharge ball valve, 27-valve rod, 28-valve handle, 29-hose, 30-hose connector and 31-thermosensitive element.

Detailed Description

To facilitate an understanding of the present application, the present application will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present application are shown in the drawings. This application may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

The technical solution of the present invention is further described with reference to the accompanying drawings and specific embodiments.

Example 1

Referring to fig. 1, a heat pump type water purification filter core with adjustable temperature sensing, including casing 1 and last casing 2 down, go up casing 2 and casing 1 and be connected and constitute the shell body down, internally mounted has valve body framework 3 between last casing 2 and the casing 1 down, and valve body framework 3 separates shell body internal partitioning for the heating chamber 16 and the filter chamber on upper portion of bottom, wherein, valve body framework 3 middle part is equipped with step portion 18, and step portion 18 is fixed with conduction dish 19, and conduction dish 19 bottom surface is equipped with a plurality of conducting holes 21, and conduction dish 19 side is equipped with a plurality of side direction holes 22, and wherein, side direction hole 22 is linked together with the filter chamber, and conducting hole 21 is linked together with heating chamber 16, and the quantity of conducting holes 21 and side direction hole 22 equals and the one-to-one is linked together to make heating.

The bottom of the lower shell body 1 is provided with a water inlet 12, the water inlet 12 is connected with a water inlet pipe 11, preferably, the joint of the water inlet pipe 11 and the water inlet 12 is further provided with an O-shaped sealing ring and sealed through a raw material belt, wherein the raw material belt is also called a polytetrafluoroethylene belt, so that the waterproofness of the joint of the water inlet pipe 11 and the water inlet 12 is enhanced.

Referring to fig. 1 and 2, a piston 4 is arranged in the water inlet 12, the piston 4 is mounted on a conical valve cover 5, the conical valve cover 5 is connected with a guide rod 8, the guide rod 8 is slidably arranged in a guide cylinder 7, the guide cylinder 7 is mounted on an axial seat 20, the axial seat 20 is fixed in the middle of a conduction disc 19, a spring support part 6 is arranged on the conical valve cover 5, a spring seat 9 is arranged on the guide cylinder 7, a spring 10 is mounted between the spring seat 9 and the spring support part 6, and the spring 10 is used for supporting the conical valve cover 5, so that the piston 4 at the front end of the conical valve cover is pressed against and blocks the water inlet;

the piston 4 is exposed to the hydraulic ambient pressure of the municipal pipeline at its lower side (in the direction of fig. 1 and 2) through the water inlet 12 of the lower housing 1. On the upper side of the piston 4, it is exposed to the negative pressure of the heating chamber 16 (i.e. a pressure lower than the pressure of the water pressure environment). The piston 4 together with the conical valve cover 5 and the guide rod 8 compress the spring 10, and the guide rod 8 is pressed into the guide cylinder 7 to help the tap water in the water inlet pipe 11 to enter the heating cavity 16, so that the pressure of the tap water in the heating cavity 16 is ensured to be the same as the pressure of the water pressure environment of the municipal pipeline after the heating cavity 16 is filled with water, and the water pressure is maintained. When the water pressure is balanced, the spring 10 springs out downwards from the compressed state and pushes the piston 4 downwards, so that the piston 4 enters the water inlet 12 again, and the water inlet 12 is blocked until the water pressure in the heating cavity 16 is reduced.

In the embodiment of the present invention, referring to fig. 1, 2 and 4, a heating wire 15 is further embedded in the guide cylinder 7, the heating wire 15 is spirally embedded in the guide cylinder 7, the bottom of the heating wire 15 is connected to a temperature controller 17 through a wire, the temperature controller 17 is located on the outer side wall of the lower housing 1 and is used for connecting a power supply, a timing relay 14 is arranged on a circuit between the electric heating wire 15 and the temperature controller 17, a touch switch 13 is arranged below the timing relay 14, the touch switch 13 is positioned in the guide cylinder 7 at the top of the guide rod 8, the touch switch 13 and the timer relay 14 form a touch conduction assembly, which can sufficiently ensure the electric conduction between the heating wire 15 and the temperature controller 17, further, the contact area of the guide cylinder 7 for heat conduction is large, and the heat conduction performance is set to a desired state, whereby the heating of the heating wire 15 can be controlled to a desired state.

In the embodiment of the present invention, a water outlet pipe 24 is disposed at the top of the upper housing 2, a filter layer 23 is laid in the filter cavity, and the filter layer 23 is located between the conduction disk 19 and the water outlet pipe 24, and is configured to filter water flowing in from the plurality of lateral holes 22 on the conduction disk 19.

Preferably, in the embodiment of the present invention, the filter layer 23 may be formed by one or more of folded PP cotton, melt-blown PP cotton or non-woven fabric as a first filter layer, one or more of activated carbon rods, granular activated carbon or carbon fibers as a second filter layer, and a hollow fiber ultrafiltration membrane as a third filter layer, and a nanofiltration membrane may be further added thereto, and the filter material of the filter layer 23 includes, but is not limited to, the above filter element material.

In order to more accurately measure the problem of water flow in the outer shell, preferably, referring to fig. 4, a heat sensitive element 31 is mounted on the inner wall of the lower shell 1, the heat sensitive element 31 is arranged in the heating cavity 16, the heat sensitive element 31 is connected with a temperature controller 17 and is used for controlling the heating temperature of the heating wire 15, the cooling water in the heating cavity 16 contacts the guide cylinder 7, the heat of the heating wire 15 is transferred and heated into hot water, and the measurement is performed between the heat sensitive elements 31 in the heating cavity 16, so that the temperature sensing precision of the heat sensitive element 31 is improved.

Example 2

Referring to fig. 2 to 5, a heat pump type water purification filter element with adjustable temperature sensing includes a lower casing 1 and an upper casing 2, the upper casing 2 is connected with the lower casing 1 to form an outer casing, a valve body frame 3 is installed between the upper casing 2 and the lower casing 1, and the valve body frame 3 divides the inner part of the outer casing into a heating cavity 16 at the bottom and a filtering cavity at the upper part.

The water inlet 12 is arranged at the bottom of the lower shell 1, a piston 4 is arranged in the water inlet 12, the piston 4 is installed on a conical valve cover 5, the conical valve cover 5 is connected with a guide rod 8, the guide rod 8 is arranged in a guide cylinder 7 in a sliding mode, the guide cylinder 7 is installed on an axial seat 20, the axial seat 20 is fixed in the middle of a conduction disc 19, a spring supporting portion 6 is arranged on the conical valve cover 5, a spring seat 9 is arranged on the guide cylinder 7, and a spring 10 is installed between the spring seat 9 and the spring supporting portion 6.

Referring to fig. 5, a bypass pipe 25 is further installed at the bottom side of the lower housing 1, a blowdown ball valve 26 is installed in the bypass pipe 25, the blowdown ball valve 26 is connected with a valve handle 28 through a valve rod 27, when a blowdown operation is performed, the valve handle 28 is operated to rotate, and the blowdown ball valve 26 is driven to rotate through the valve rod 27, so that the bypass pipe 25 is communicated with the bottom of the heating cavity 16, and the sewage settled at the bottom of the heating cavity 16 is conveniently discharged, and the rest of the structure of the embodiment is the same as that of embodiment 1.

The bypass pipe 25 is connected with a hose 29, the hose 29 is connected with a hose connector 30, and the hose connector 30 is used for connecting a pipeline of a sewage collecting device, so that the connection operation is convenient and quick.

The working principle of the invention is as follows:

when the water inlet device is used, the water inlet pipe 11 connected with the lower shell 1 is communicated with a municipal pipeline, the water outlet pipe 24 connected with the upper shell 2 is communicated with a faucet pipeline, the hose connector 30 of the bypass pipe 25 is connected with a pipeline of a sewage collecting device, after assembly, tap water enters the water inlet 12 along the water inlet pipe 11 by opening a switch valve of the municipal pipeline, the piston 4 is pushed to move towards one side of the guide rod 8 under the water pressure because the water pressure at one side of the water inlet 12 of the piston 4 is greater than the ambient pressure at one side of the heating cavity 16, the guide rod 8 is contracted into the guide cylinder 7, the tap water enters the heating cavity 16 and enters the filter cavity along the upper hole of the conduction disc 19, so that the outer shell is filled with the tap water, after the water pressure in the outer shell is consistent with the water pressure of the municipal pipeline;

in the process, when the guide rod 8 triggers the touch switch 13, the touch switch 13 enables the timing relay 14 on the electric circuit of the heating wire 15 to be switched on, the electric circuit is communicated, at the moment, the heating wire 15 is powered on to generate heat under the control of the temperature controller 17, the heat is conducted through the guide cylinder 7 to heat the water in the heating cavity 16, the water temperature is maintained after reaching the set temperature under the monitoring of the thermosensitive element 31, and the timing relay 14 is switched off after reaching the set time (generally, the heating is carried out for 5 to 10 minutes once);

when the water-saving tap is operated by using water, when the tap on one side of the water outlet pipe 24 is opened, hot water in the heating cavity 16 and the filtering cavity enters the tap along the water outlet pipe 24 and discharges the hot water, meanwhile, because pressure difference is formed on two sides of the piston 4, the piston 4 moves towards one side of the guide rod 8 again and triggers the touch switch 13 again, the timing relay 14 is communicated with a circuit of the heating wire 15, the heating wire 15 heats the entering water again, the reaction is sensitive, the temperature sensing is accurate, and the automatic heating and purification operation of tap water is realized.

When impurities are accumulated in the outer shell, the blowdown ball valve 26 is opened periodically, blowdown operation is carried out through the bypass pipe 25, and the impurities accumulated in the heating cavity 16 are discharged along the hose 29, so that the operation is convenient and fast.

The technical principle of the present invention has been described above with reference to specific embodiments, which are merely preferred embodiments of the present invention. The protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. Other embodiments of the invention will occur to those skilled in the art without the exercise of inventive faculty, and such will fall within the scope of the invention.

Claims

1. The utility model provides a heat pump type water purification filter core with adjustable temperature sensing, includes casing (1) and last casing (2) down, internally mounted has valve body framework (3) between last casing (2) and casing (1) down, its characterized in that, valve body framework (3) divide the casing internal partitioning into heating chamber (16) and the filter chamber on upper portion of bottom, is fixed with on step portion (18) at valve body framework (3) middle part and leads on the dish (19), casing (1) bottom is equipped with water inlet (12) down, is equipped with piston (4) in water inlet (12), and piston (4) are installed on toper valve gap (5), and guide bar (8) are connected to toper valve gap (5), and guide bar (8) slide to be set up in guide cylinder (7), install touch switch (13) in guide cylinder (7) at guide bar (8) top, inlay in guide cylinder (7) and have heating wire (15), the top of the upper shell (2) is provided with a water outlet pipe (24).

2. A heat pump type water purification filter element with adjustable temperature sensing according to claim 1, wherein the bottom surface of the conduction plate (19) is provided with a plurality of conduction holes (21), the side surface of the conduction plate (19) is provided with a plurality of lateral holes (22), the lateral holes (22) are communicated with the filter chamber, the conduction holes (21) are communicated with the heating chamber (16), and the number of the conduction holes (21) and the number of the lateral holes (22) are equal and are communicated in a one-to-one correspondence.

3. A temperature-sensing adjustable heat pump type water purification cartridge as claimed in claim 1, wherein the water inlet (12) is connected to a water inlet pipe (11), and an O-ring and a teflon tape are further provided at the connection of the water inlet pipe (11) and the water inlet (12).

4. A temperature-sensitive adjustable heat pump water purification cartridge according to claim 1, wherein the guide cylinder (7) is mounted on an axial seat (20), the axial seat (20) is fixed in the middle of the conduction plate (19), the conical valve cover (5) is provided with a spring support portion (6), the guide cylinder (7) is provided with a spring seat (9), and a spring (10) is mounted between the spring seat (9) and the spring support portion (6).

5. A temperature-sensing adjustable heat pump water purification cartridge according to claim 1, wherein the heating wire (15) is embedded in the guide cylinder (7) in a spiral shape, and the bottom of the heating wire (15) is connected to the temperature controller (17) through a lead.

6. A temperature-sensitive adjustable heat pump water purification cartridge according to claim 5, wherein a timing relay (14) is provided in the circuit between the heating wire (15) and the temperature controller (17), and a touch switch (13), a touch conducting assembly comprising the touch switch (13) and the timing relay (14) is provided below the timing relay (14).

7. A temperature-sensitive adjustable heat pump water purification cartridge according to claim 1, wherein a filter layer (23) is laid in the filter chamber, the filter layer (23) being located between the conduction plate (19) and the outlet pipe (24).

8. A temperature-sensitive adjustable heat pump water purification cartridge according to claim 6, wherein a heat sensitive element (31) is mounted on an inner wall of the lower housing (1), the heat sensitive element (31) is arranged in the heating chamber (16), and the heat sensitive element (31) is connected to the temperature controller (17).

9. A temperature-sensitive adjustable heat pump type water purification cartridge as claimed in any one of claims 1 to 8, wherein a bypass pipe (25) is further installed at the bottom side of the lower housing (1), a blowdown ball valve (26) is installed in the bypass pipe (25), and the blowdown ball valve (26) is connected with a valve handle (28) through a valve rod (27).

10. A temperature-sensitive adjustable heat pump water purification cartridge according to claim 9, wherein the bypass pipe (25) is connected to a hose (29), the hose (29) is connected to a hose connector (30), and the hose connector (30) is connected to a conduit of a sewage collecting device.