CN214141933U - Leading filter equipment and water heater with add material function - Google Patents
Leading filter equipment and water heater with add material function Download PDFInfo
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- CN214141933U CN214141933U CN202022415762.1U CN202022415762U CN214141933U CN 214141933 U CN214141933 U CN 214141933U CN 202022415762 U CN202022415762 U CN 202022415762U CN 214141933 U CN214141933 U CN 214141933U
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Abstract
The utility model discloses a pre-filter device with material adding function and a water heater, wherein the pre-filter device comprises a filter pipeline with a double-layer pipe wall and at least one filter screen; the double-layer pipe wall is composed of an inner pipe with light transmission and an outer pipe sleeved outside the inner pipe, a closed cavity is formed between the inner pipe and the outer pipe, and a water flow channel is formed inside the inner pipe; the filtering pipeline comprises an ultraviolet lamp, is arranged in a closed chamber formed by an inner pipe and an outer pipe, and irradiates inwards through the inner pipe for sterilization; at least one filter screen cooperates the inner tube pipe wall of upper reaches and forms and is used for placing the material storage silo that waits to add. The utility model arranges the ultraviolet lamp in the double-layer pipe wall of the filtering device, the filter screen is used for adding materials and filtering impurities, and the water quality is treated in many ways, which is beneficial for users to obtain healthy water quality; in addition, the filtering device is simple in structure and easy to disassemble, and a user can clean and replace the filter screen and add and replace materials conveniently.
Description
Technical Field
The utility model belongs to the filter field, concretely relates to leading filter equipment and water heater with add material function.
Background
In the existing household water purifier industry, a pre-filter adopted in daily life only has the function of removing large impurities, and in the face of increasingly complex water source and water quality, like rural drinking water, well water or mountain spring water is adopted, the water quality is harder, the contents of calcium ions and magnesium ions in water in some areas are higher, the contents of some metal elements are higher, and the contents of manganese elements and lead elements in the well water are higher, so that great trouble is brought to people, and the pre-filter for removing the large impurities can not meet the existing life requirements. Different filter materials are added according to different water quality conditions, so that different purification effects are achieved.
In addition, after a household water storage appliance or a household bathing appliance, such as a water heater and the like, is used for a long time, the inner container can be corroded. The corrosion of the inner container is mainly caused by electrochemical corrosion, and the corrosion inhibitor added in water can delay cathode reaction or anode reaction, thereby indirectly reducing the corrosion rate of the inner container and prolonging the service life of the inner container. In addition, the water heater is a relatively closed system, and scales are easily generated in a high-temperature heating state, so that the heating speed is low, the water quality is poor, and the user experience is poor. In some areas with poor water quality, bacteria and viruses can be bred in the inner container of the water heater, skin allergy, skin diseases and the like can be caused, and the living health of people is greatly influenced.
The existing electric water heater can realize the scale inhibition function, the principle is that the inner container of the water heater is filled with water, and the scale and corrosion inhibitor is soaked in the water, but the application range is narrow, and the scale and corrosion inhibitor can not be popularized to water-tank-free products such as gas water heaters, instant water heaters and the like. The scale and corrosion inhibitor is difficult to disassemble during the later period of replacement, and related structural modules are easy to damage. Most of the existing water heater sterilization modes are high-temperature heating, on one hand, energy waste can be caused, and on the other hand, high-temperature resistant microorganisms are still difficult to kill.
In view of the above technical drawbacks, the present invention is especially provided.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in overcoming the not enough of prior art, provides one kind and can realize the disinfection function and have the leading filter equipment who adds the material function again.
In order to solve the technical problem, the utility model adopts the following basic concept:
a pre-filter device with the function of adding materials comprises a filter pipeline with a double-layer pipe wall and at least one filter screen;
the double-layer pipe wall is composed of an inner pipe with light transmission and an outer pipe sleeved outside the inner pipe, a closed cavity is formed between the inner pipe and the outer pipe, and a water flow channel is formed inside the inner pipe;
the filter pipeline comprises
A water inlet end;
a water outlet end;
an ultraviolet lamp disposed in a closed chamber formed by the inner tube and the outer tube, for irradiating the inside through the inner tube for sterilization;
at least one filter screen cooperates the inner tube pipe wall of upper reaches and forms and is used for placing the material storage silo that waits to add.
Through adopting above-mentioned scheme, the ultraviolet lamp can be used for the disinfection and isolation, and the filter screen plays the effect of filtering debris and add the material, carries out many-sided processing to the rivers that flow into filter equipment.
Furthermore, the filter screen is one, is close to the play water end setting of filter tube way, the material of waiting to add is placed in the filter screen towards the one side of intaking the end.
Furthermore, the number of the filter screens is at least two, and the filter screens are respectively positioned at the water inlet end and the water outlet end of the filter pipeline.
By adopting the scheme, the user can select the number and the set positions of the filter screens as required and add different materials, so that the water quality is conveniently treated.
Furthermore, the filter screen is arranged on the inner peripheral wall of the inner pipe, and water flowing into the inner pipe from the water inlet end flows to the water outlet end through the filter screen.
Furthermore, a connecting device is arranged at the water inlet end of the filtering pipeline and is used for being connected with a water inlet pipe;
or the water inlet end and the water outlet end of the filtering pipeline are both provided with connecting devices which are respectively used for being connected with a water inlet pipe and water using equipment.
Through adopting above-mentioned scheme, can realize the fastening connection of filter equipment and inlet tube, can be used for handling the running water, can be used for again handling the water that flows into in the water equipment, can also protect the water equipment.
Furthermore, the water inlet end and/or the water outlet end of the filtering pipeline are/is provided with a conversion joint, and the conversion joint comprises
The adapter part is of a cover-shaped structure, and one open end of the adapter part is connected with the filtering pipeline;
the connecting part is of a tubular structure, the outer diameter of the connecting part is smaller than the inner diameter of the switching part, and one end of the connecting part is arranged at the end, opposite to the connecting position of the filtering pipeline, of the switching part and communicated with the switching part.
By adopting the scheme, the adapter can be used for switching the connection relationship between the filtering pipeline and the water inlet pipe, and also can be used for switching the connection relationship between the filtering pipeline and the related equipment if the water outlet end of the filtering pipeline is connected with the water using equipment, so that the adapter is convenient for a user to use; in addition, the internal diameter of switching portion is greater than the external diameter of connecting portion, and the external diameter of connecting portion is less than the internal diameter of filter tube promptly, and when rivers got into filter tube from connecting portion in, the velocity of flow reduced, and it is long when the stroke of increase rivers in filter tube, can fully handle the quality of water in the filter tube.
Furthermore, the filter screen is at least arranged on the adapter of the water outlet end and positioned at the joint of the adapter part and the connecting part, and the adapter part is communicated with the connecting part through the filter screen;
alternatively, the filter screen is disposed on the inner periphery proximate the water outlet end of the filter conduit.
By adopting the scheme, the filter screen is arranged in various modes, so that the filter screen is convenient to clean and replace, and materials are convenient to add in the filter pipeline.
Further, the adapter part is in threaded connection with the filter pipeline.
Furthermore, a sealing structure is arranged at the joint of the switching part and the filtering pipeline.
The invention also provides a water heater with the preposed filtering device with the material adding function, which comprises a water inlet, wherein the water outlet end of the filtering pipeline is communicated with the water inlet.
After the technical scheme is adopted, compared with the prior art, the utility model following beneficial effect has.
1. The filtering device has the advantages that the structure is simple, the filter screen and the filtering pipeline are convenient to split, the ultraviolet lamp arranged between the double-layer pipe walls of the filtering pipeline has a sterilization function, bacteria in water flowing into the filtering pipeline can be removed, and the quality of the water is improved.
2. The device can be used for treating the quality of domestic flowing water and the quality of water flowing into water equipment, and has a wide application range.
3. The filter screen among the filter equipment can be used for filtering aquatic debris, can add the material that is used for improving quality of water as required again, and the user of being convenient for obtains safety on the one hand, clean quality of water, and on the other hand reduces the water equipment scale deposit of being connected with filter equipment and the rate of corruption, prolongs the life of water equipment, reduces user's cost of life.
4. Crossover sub can reduce the velocity of flow that rivers got into the filter line from connecting portion, and it is long when the stroke of increase rivers in the filter line, can fully dissolve and take the interpolation material, can increase filter equipment again and to the time of water quality treatment, be favorable to the user to obtain healthy quality of water.
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:
FIG. 1 is a schematic structural view of a pre-filter device with a material adding function according to the present invention;
FIG. 2 is a schematic structural diagram of a pre-filter device with material adding function according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of the adapter of the pre-filter device with the function of adding materials according to the present invention.
In the figure: 1. a filtration pipeline; 101. a water inlet end; 102. a water outlet end; 103. an ultraviolet lamp; 104. a crossover sub; 1041. a switching part; 1042. a connecting portion; 105. an inner tube; 106. an outer tube; 2. and (5) filtering by using a filter screen.
It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept by those skilled in the art with reference to specific embodiments.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments, and the following embodiments are used for illustrating the present invention, but do not limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 3, the pre-filter device with material adding function of the present invention comprises a filter pipeline 1 with a double-layer pipe wall and at least one filter screen 2; the double-layer pipe wall is composed of an inner pipe 105 with light transmission and an outer pipe 106 sleeved outside the inner pipe 105, a closed cavity is formed between the inner pipe 105 and the outer pipe 106, and the inner pipe 105 is a water flow channel; the filter pipeline 1 comprises a water inlet end 101; a water outlet end 102; an ultraviolet lamp 103 which is disposed in a closed chamber formed by the inner tube 105 and the outer tube 106, and irradiates the inside through the inner tube 105 for sterilization; at least one of the screens 2 is matched with the upstream of the inner wall of the inner pipe 105 to form a storage bin for placing materials to be added. One filter screen 2 is arranged, and the material to be added is placed on one side of the filter screen 2, which faces the water inlet end 101; or at least two filter screens 2 are arranged, and the material to be added is placed between two adjacent filter screens.
The working principle is as follows: (refer to fig. 1) filter equipment's the end 101 of intaking and inlet tube intercommunication, place on the filter screen 2 and remain to add the material, after water in the inlet tube got into filtering duct 1 from the end 101 of intaking, impurity such as silt, rust, colloid, the red worm of holding back the running water was filtered to filter to the turbidity of running water tentatively intaking in filter screen 2. In addition, the water flow washes the material to be added on the filter screen 2 facing the water inlet end 101, the material to be added is dissolved in water, the water quality in the filter pipeline 1 is further treated, and then the water flow containing the material to be added flows towards the water outlet end 102. The ultraviolet lamp 103 positioned between the double-layer pipe walls of the filtering pipeline 1 irradiates the water flow in the filtering pipeline 1 to remove virus and microorganism in the water, and plays a role in sterilization. The treated water eventually exits through the outlet end 102.
Regarding the screen 2, the aperture and the hole pattern of the screen 2 may be set as required. The filter screen 2 can be stainless steel filter screen or nylon filter screen, because stainless steel filter screen and nylon filter screen have intensity height, corrosion resistance is good, can rinse advantages such as use repeatedly, so adopt stainless steel filter screen or nylon filter screen can realize rinsing repeatedly and use to can reduce filter screen 2's change frequency, and then reduce cost.
As for the structure of the screen 2, it may be a plane structure without a cavity or a net bag structure with a cavity. The net bag structure can be a semi-open type or a closed type which can be opened for adding materials. If filter screen 2 is the planar structure of no cavity, then wait to add the material and place on filter screen 2, if filter screen 2 is the string bag structure that has the cavity, then wait to add the material and place in filter screen 2's cavity.
Will wait to add the material and place on filter screen 2, when rivers passed through inner tube 105, can be with waiting to add the material and dissolve in water, perhaps erode the material, reach the effect of handling quality of water. The additive material can be dechlorination material, sterilization filter material, soft water filter material, scale inhibition filter material, corrosion inhibition filter material and the like.
Regarding filter screen 2, can set up a plurality ofly, the equidistance sets up or not equidistance sets up, places between two adjacent filter screens and has different materials. When the materials comprise water purifying materials with a water purifying function and materials with scale inhibition and corrosion inhibition functions, the materials for purifying water are placed at the upstream of the materials with the scale inhibition and corrosion inhibition functions, and the materials with the scale inhibition and corrosion inhibition functions are prevented from being purified and losing effectiveness.
The screen 2 is disposed on the inner peripheral wall of the inner tube 105, and the water entering the inner tube 105 from the water inlet end 101 flows through the screen 2 to the water outlet end 102.
As an embodiment, the filter screen 2 can be dismantled the joint with inner tube 105, is equipped with the arch on the inner wall of inner tube 105, and the periphery of the filter screen 2 that corresponds is equipped with the recess of joint on the arch.
In one embodiment, the outer tube 106 of the filtering pipe 1 is made of a metal material, and the inner tube 105 is made of a transparent glass or steel-plastic material, so that the ultraviolet lamp 103 can irradiate tap water in the pipe through the inner tube wall, thereby achieving the effect of removing bacteria in the water.
The ultraviolet lamp 103 may be an ultraviolet lamp tube, an ultraviolet lamp strip, or the like.
The water inlet end 101 of the filtering pipeline 1 is provided with a connecting device for connecting with a water inlet pipe; or, the water inlet end 101 and the water outlet end 102 of the filtering pipeline 1 are both provided with a connecting device, and are respectively used for being connected with a water inlet pipe and a water using device.
The connection structure may be: threads, snaps, splines, and the like.
The filtering device in the utility model can be arranged on the water tap, one end of the filtering device is connected with the tap water pipe, and the other end of the filtering device directly discharges water for treating the domestic flowing water; in addition, the water inlet end 101 of the filtering device is connected with a water inlet pipe (an angle valve, a ball valve and the like) for supplying water, and the water outlet end 102 is connected with a water inlet pipe of water using equipment, such as a water heater, a water purifier, a washing machine, a water heater and the like, and is used for treating domestic storage water.
As an embodiment, the utility model provides a water heater has this leading filter equipment with add material function. As shown in fig. 1, the inner peripheral walls of the water inlet end 101 and the water outlet end 102 of the filter pipeline 1 are provided with threads, the water inlet end 101 of the filter device is connected with an angle valve of a tap water pipeline, and the water outlet end 102 is connected with a water inlet of a water heater. The material to be added is a mature scale and corrosion inhibitor on the market and is used for delaying the corrosion and scaling rate of the inner container of the water heater.
Preferably, two chamber-free planar-structure filter screens 2 are disposed in the filter pipeline 1, and are respectively close to the water inlet end 101 and the water outlet end 102. The scale and corrosion inhibitor is placed between the two filter screens.
By adopting the scheme, the scale inhibition effect is achieved by reducing calcium and magnesium ions entering the water heater from tap water through the scale and corrosion inhibitor; the water passing through the scale and corrosion inhibitor enters the inner container to reduce the corrosion current and delay the corrosion of the inner container. In addition, the ultraviolet lamp 103 irradiates to achieve the sterilization effect, so that virus microorganisms entering the water heater are greatly reduced, and the real healthy washing can be achieved by combining the 80 ℃ bacteriostasis mode of the water heater.
Furthermore, the utility model provides a leading filter equipment not only can be used for having the water heater of inner bag, can also be applied to no water tank products such as gas heater, instantaneous water heater, and the range of application is wider to be convenient for change the filter screen and add and change and treat the interpolation material.
As an embodiment, as shown in fig. 2 and 3, the water inlet end 101 and/or the water outlet end 102 of the filtering conduit 1 is provided with a switching joint 104, and the switching joint 104 includes a switching part 1041 in a cover-shaped structure, and one open end is connected to the filtering conduit 1; the connecting portion 1042 is of a tubular structure, has an outer diameter smaller than the inner diameter of the adapter portion 1041, has one end installed at the end of the adapter portion 1041 opposite to the connection position of the filtering pipe 1, and is communicated with the adapter portion 1041, and has the other end used for being connected with a water inlet pipe or for discharging water.
The filter screen 2 is arranged on the inner peripheral wall of the inner pipe 105 and is positioned at the water outlet end 102 of the filter pipeline 1, or positioned at the water inlet end 101 and the water outlet end 102 of the filter pipeline 1; or, the filter screen 2 is arranged on the adapter 104 and located at a connection position between the adapter 1041 and the connecting portion 1042, and the adapter 1041 is communicated with the connecting portion 1042 through the filter screen 2; alternatively, the adapter 104 and the inner peripheral wall of the inner tube 105 are both provided with a screen 2, and the screen 2 provided on the inner peripheral wall of the inner tube 105 is located at the water outlet end 102 of the filtering conduit 1. The screen on the inner circumferential wall of the inner tube 105 may be provided in plurality.
If the adapter 104 is only arranged at the water inlet end 101 of the filtering pipe 1, the filter screen located at the connection position of the adapter 1041 and the connecting part 1042 is used for filtering impurities, and the filter screen located on the inner peripheral wall of the inner pipe 105 is used for placing materials; if the adapter 104 is only disposed at the water outlet end 102 of the filtering pipe 1, the filter screen located at the connection position of the adapter 1041 and the connecting portion 1042 is used for placing materials, and the filter screen located on the inner peripheral wall of the inner pipe 105 is used for filtering impurities and placing materials; if the water inlet end 101 and the water outlet end 102 of the filtering pipe 1 are both provided with the adapter 104, the filter screen on the adapter 104 of the water inlet end 101 is used for filtering impurities, the filter screen on the adapter 104 of the water outlet end 102 is used for placing materials, and the filter screen on the inner peripheral wall of the inner pipe 105 is used for placing materials.
Regarding the connection manner between the adapter 1041 and the connecting portion 1042, the connecting portion 1042 may be mounted on the adapter 1041, for example, by integral injection molding, or the connecting portion 1042 may be detachably mounted on the adapter 1041, and a sealing structure is provided between the connecting portion 1042 and the adapter 1041.
Preferably, the connecting portion 1042 is located at the center of the adapter portion 1041.
The connection mode between the adapter 1041 and the filter pipe 1 may be a threaded connection, a spline connection, a hook connection, or the like. The junction of switching portion 1041 and filtering duct 1 is equipped with seal structure, seal structure includes sealing washer etc..
As an embodiment, as shown in fig. 2 and 3, a screw thread is provided on an inner wall of the adapter portion 1041, and a screw thread matching with the adapter portion 1041 is provided on an outer wall of a port of the corresponding filter pipe 1.
The connection between the connecting portion 1042 and the water inlet pipe may be a threaded connection, a spline connection, a hook connection, etc. And a sealing structure is arranged at the joint of the connecting part 1042 and the water inlet pipe.
As a preferable scheme, as shown in fig. 2, the water inlet end 101 and the water outlet end 102 of the filtering pipe 1 are both provided with an adapter 104, the filter screen 2 is arranged on the adapter 104, the outer diameter of the filter screen 2 matches with the inner diameter of the connecting portion 1042, and the adapter 1041 is communicated with the connecting portion 1042 through the filter screen 2. The adapter 104 is in threaded connection with the filtering pipeline 1, and a sealing ring is arranged at the joint of the adapter 104 and the filtering pipeline 1; the connecting parts 1042 at two ends of the filtering pipeline 1 are respectively in threaded connection with the water inlet pipe and the water inlet pipe of the water using equipment, and the connecting parts 1042 are provided with sealing rings.
Through adopting above-mentioned scheme, be convenient for dismantle, wash and change filter screen 2. In addition, the inner diameter of the filter pipe 1 is larger than the outer diameter of the connecting part 1042, when water flows into the filter pipe 1 from the connecting part 1042, the flow speed is reduced, the travel time of the water flow in the filter pipe 1 is prolonged, on one hand, materials to be added are convenient to dissolve in water, on the other hand, the irradiation time of the ultraviolet lamp 103 on the water flow is prolonged, and bacteria in the water flow can be fully killed. The effect of the filtering device on water quality treatment is improved, a user can conveniently obtain safe and healthy water quality, and the corrosion and scaling rate of water-using equipment is reduced.
The above embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the above embodiments, but not to limit the present invention, any person skilled in the art can make modifications or changes to equivalent embodiments by utilizing the above technical contents without departing from the technical scope of the present invention, and the embodiments in the above embodiments can be further combined or replaced, but any simple modification, equivalent change and modification made to the above embodiments by the technical essence of the present invention still fall within the scope of the present invention.
Claims (10)
1. The preposed filtering device with the material adding function is characterized by comprising a filtering pipeline with a double-layer pipe wall and at least one filter screen;
the double-layer pipe wall is composed of an inner pipe with light transmission and an outer pipe sleeved outside the inner pipe, a closed cavity is formed between the inner pipe and the outer pipe, and a water flow channel is formed inside the inner pipe;
the filter pipeline comprises
A water inlet end;
a water outlet end;
an ultraviolet lamp disposed in a closed chamber formed by the inner tube and the outer tube, for irradiating the inside through the inner tube for sterilization;
at least one filter screen cooperates the inner tube pipe wall of upper reaches and forms and is used for placing the material storage silo that waits to add.
2. The pre-filter device with the function of adding materials as claimed in claim 1, wherein the filter screen is one and is arranged close to the water outlet end of the filter pipeline, and the materials to be added are arranged on the side of the filter screen facing to the water inlet end.
3. The pre-filter device with the function of adding materials as claimed in claim 1, wherein the number of the filter screens is at least two, and the at least two filter screens are respectively positioned at the water inlet end and the water outlet end of the filter pipeline.
4. The pre-filter device with the function of adding materials as claimed in any one of claims 1 to 3, wherein the filter screen is arranged on the inner peripheral wall of the inner tube, and the water flow flowing into the inner tube from the water inlet end flows to the water outlet end through the filter screen.
5. The pre-filter device with the function of adding materials as claimed in claim 4,
the water inlet end of the filtering pipeline is provided with a connecting device for connecting with a water inlet pipe;
or the water inlet end and the water outlet end of the filtering pipeline are both provided with connecting devices which are respectively used for being connected with a water inlet pipe and water using equipment.
6. The pre-filter device with the function of adding materials as claimed in any one of claims 1 to 3, wherein the water inlet end and/or the water outlet end of the filter pipeline is/are provided with a switching joint, and the switching joint comprises
The adapter part is of a cover-shaped structure, and one open end of the adapter part is connected with the filtering pipeline;
the connecting part is of a tubular structure, the outer diameter of the connecting part is smaller than the inner diameter of the switching part, and one end of the connecting part is arranged at the end, opposite to the connecting position of the filtering pipeline, of the switching part and communicated with the switching part.
7. The pre-filter device with the function of adding materials as claimed in claim 6, wherein the filter screen is at least arranged on the adapter of the water outlet end and is positioned at the joint of the adapter part and the connecting part, and the adapter part is communicated with the connecting part through the filter screen;
alternatively, the filter screen is disposed on the inner periphery proximate the water outlet end of the filter conduit.
8. The prefilter unit with a function of adding material according to claim 6, wherein said adapter is screwed to the filter pipe.
9. The pre-filter device with the function of adding materials as claimed in claim 6, wherein a sealing structure is arranged at the joint of the adapter part and the filter pipeline.
10. A water heater having a pre-filter arrangement as claimed in any one of claims 1 to 9, including a water inlet, wherein the water outlet end of the filter conduit is in communication with the water inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022415762.1U CN214141933U (en) | 2020-10-26 | 2020-10-26 | Leading filter equipment and water heater with add material function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022415762.1U CN214141933U (en) | 2020-10-26 | 2020-10-26 | Leading filter equipment and water heater with add material function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214141933U true CN214141933U (en) | 2021-09-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022415762.1U Active CN214141933U (en) | 2020-10-26 | 2020-10-26 | Leading filter equipment and water heater with add material function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214141933U (en) |
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2020
- 2020-10-26 CN CN202022415762.1U patent/CN214141933U/en active Active
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