Self-cleaning water purifying device

Abstract

The utility model discloses a self-cleaning type water purifying device which comprises a water purifying outer cylinder, a filter element arranged in the water purifying outer cylinder, a water purifying inner cylinder arranged in the filter element and a brush cleaning device arranged on the inner wall of the water purifying outer cylinder and used for brushing the outer wall of the filter element, and water filtering holes communicated with the water purifying outer cylinder and the filter element are formed in the filter element. One end of the water purification outer cylinder is provided with a rotating device connected with the water purification inner cylinder through a transmission shaft, the water purification inner cylinder is provided with a plurality of draining holes communicated with the filter element and the water purification inner cylinder, the water purification inner cylinder is provided with a water outlet pipe, and the water purification outer cylinder is provided with a water inlet pipe. The water purification inner cylinder rotates relative to the water purification outer cylinder through the rotating device, the outer wall of the water purification inner cylinder is cleaned regularly through the brush cleaning device arranged on the inner wall of the water purification outer cylinder, and it is guaranteed that water drained through the water outlet pipe after entering the water purification inner cylinder through the draining holes in the water purification inner cylinder is clean. The vast majority of dirt is directly intercepted on the outer side of the water purification inner cylinder and cannot enter the water purification inner cylinder.

Description

Technical Field

[0001] The utility model relates to a self-cleaning water purifier, in particular to a self-cleaning water purifier with compact structure and good self-cleaning effect. Background Art

[0002] Traditional water purifiers use a progressive structure based on the resistance-screening filtration principle. They are composed of multiple filter elements connected end to end. They have a complex structure and a high failure rate. The filter elements are arranged in order from low to high precision. Each level of filter element intercepts dirt. Since it is an inlet-out structure that lacks a sewage discharge channel, dirt is bound to accumulate in it. Manual disassembly, cleaning, and sewage discharge are required on a regular basis to ensure the water quality and normal operation of the machine. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a self-cleaning water purification device, which has the characteristics of compact structure and good self-cleaning effect.

[0004] In order to solve the above technical problems, the technical solution of the utility model is: a self-cleaning water purification device, the innovation of which lies in: comprising a water purification outer cylinder, a filter element arranged in the water purification outer cylinder, a water purification inner cylinder fixedly installed in the filter element, and a brush cleaning device arranged on the inner wall of the water purification outer cylinder for brushing the outer wall of the filter element, a water filter hole connecting the water purification outer cylinder and the filter element is arranged on the filter element, a rotating device connected to the water purification inner cylinder through a transmission shaft is arranged on one end of the water purification outer cylinder, a plurality of drainage holes connecting the filter element and the water purification inner cylinder are arranged on the water purification inner cylinder, a water outlet pipe is arranged on the water purification inner cylinder, and a water inlet pipe is arranged on the water purification outer cylinder.

[0005] Preferably, a filter substrate is wrapped on the circumferential surface of the filter element upper ring, and the brush cleaning device is against the filter substrate.

[0006] Preferably, the filter substrate is composed of at least one non-woven fabric layer / filter cloth

[0007] Preferably, the brush cleaning device comprises a brush fixing support arranged on the inner wall of the water purification outer cylinder and distributed along the axial direction of the water purification outer cylinder, and a brush head arranged on the brush fixing support.

[0008] Preferably, the brush head is slidably mounted on the brush fixing support.

[0009] Preferably, the brush head comprises a brush part and a base part connected to the brush part, the brush fixing support is provided with a T-slot / dovetail groove running through left and right, and the base part is slidably fitted in the T-slot / dovetail groove.

[0010] Preferably, the base portion is provided with a pin shaft passing through the base portion and the brush fixing support.

[0011] Preferably, the water purification outer cylinder is provided with a sewage pipe located at the bottom of the water purification outer cylinder, and the sewage pipe is provided with a sewage discharge switch.

[0012] Preferably, the self-cleaning water purification device consists of a clean water outer cylinder and a clean water inner cylinder, which are respectively connected to a water inlet main pipe and a water outlet main pipe through the water inlet pipe and the water outlet pipe; a water inlet control switch is provided on the water inlet pipe, and a water outlet control switch is provided on the water outlet pipe.

[0013] Preferably, the self-cleaning water purification device adopts a method in which clean water outer cylinders are stacked up and down, and the clean water outer cylinders are provided with a connecting bracket for connecting to the upper clean water outer cylinder or the lower clean water outer cylinder.

[0014] The advantages of the utility model are: by adopting the above structure, the rotation device is used to realize the rotation of the water purification inner cylinder relative to the water purification outer cylinder, and the brush cleaning device arranged on the inner wall of the water purification outer cylinder is used to regularly complete the brushing of the outer wall of the filter element, so as to ensure the cleanliness of the water discharged through the water outlet pipe after entering the water purification inner cylinder through the water filter hole on the filter element. In the utility model, most of the dirt is directly trapped outside the water purification inner cylinder and cannot enter the water purification inner cylinder. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0016] Figure 1 The utility model is a three-dimensional diagram of a self-cleaning water purification device.

[0017] Figure 2 The utility model is a structural schematic diagram of a self-cleaning water purification device.

[0018] Figure 3 The utility model is a structural schematic diagram of a self-cleaning water purification device comprising a group of filter elements and a water purification inner cylinder.

[0019] Figure 4 The utility model is a structural schematic diagram of a brush cleaning device in a self-cleaning water purification device.

[0020] In the figure: 1-water purification outer cylinder, 2-water purification inner cylinder, 3-rotating device, 4-drain hole, 5-water outlet pipe, 6-water inlet pipe, 7-filter substrate, 81-brush fixing support, 82-brush part, 83-base part, 84-T-slot / dovetail groove, 9-drain pipe, 11-water inlet main pipe, 12-water outlet main pipe, 13-water inlet control switch, 14-water outlet control switch, 15-connecting bracket, 16-filter element. DETAILED DESCRIPTION

[0021] The utility model self-cleaning water purification device comprises a water purification outer cylinder 1, a filter element 16 arranged in the water purification outer cylinder, a water purification inner cylinder 2 fixedly installed in the filter element, and a brush cleaning device arranged on the inner wall of the water purification outer cylinder 1 for brushing the outer wall of the filter element, the filter element 16 is provided with a water filter hole connecting the water purification outer cylinder and the filter element, one end of the water purification outer cylinder 1 is provided with a rotating device 3 connected to the water purification inner cylinder 2 through a transmission shaft, a plurality of drain holes 4 connecting the filter element and the water purification inner cylinder are provided on the water purification inner cylinder 2, a water outlet pipe 5 is provided on the water purification inner cylinder 2, and a water inlet pipe 6 is provided on the water purification outer cylinder 1. By adopting the above structure, the water purification inner cylinder is rotated relative to the water purification outer cylinder by using the rotating device, and the outer wall of the filter element is brushed regularly by using the brush cleaning device arranged on the inner wall of the water purification outer cylinder, so as to ensure the cleanliness of the water discharged through the water outlet pipe after entering the water purification inner cylinder through the water filter hole on the filter element. The utility model is provided with most of the dirt being directly retained on the outside of the water purification inner cylinder and not being able to enter the inside of the water purification inner cylinder.

[0022] In order to achieve better filtering effect, a filter substrate 7 is wrapped on the circumferential surface of the filter element, and a brush cleaning device is against the filter substrate. The filter substrate is composed of at least one layer of non-woven fabric / filter cloth, and the filter substrate is a non-woven fabric layer / filter cloth with a pore size of 2 microns.

[0023] In order to facilitate disassembly, installation or replacement, the brush cleaning device includes a brush fixing support 81 arranged on the inner wall of the water purification outer cylinder and distributed along the axial direction of the water purification outer cylinder, a brush head arranged on the brush fixing support, and the brush head is slidably mounted on the brush fixing support. The brush head includes a brush part 82 and a base part 83 connected to the brush part. The brush fixing support is provided with a T-shaped slot / dovetail slot 84 that passes through the left and right sides, and the base part is slidably fitted in the T-shaped slot / dovetail slot. In order to achieve freedom restriction, the base part is provided with a pin that passes through the base part and the brush fixing support.

[0024] In order to facilitate the discharge of impurities, a sewage pipe 9 is provided on the water purification outer cylinder at the bottom of the water purification outer cylinder, and a sewage switch is provided on the sewage pipe. In order to realize batch water filtration, the self-cleaning water purification device is composed of a clean water outer cylinder and a clean water inner cylinder connected to the water inlet main pipe 11 and the water outlet main pipe 12 through the water inlet pipe and the water outlet pipe respectively. A water inlet control switch 13 is provided on the water inlet pipe, and a water outlet control switch 14 is provided on the water outlet pipe. In order to facilitate assembly and space saving, the self-cleaning water purification device adopts a clean water outer cylinder stacked up and down, and a connecting bracket 15 for connecting the previous water purification outer cylinder or the next water purification outer cylinder is provided on the water purification outer cylinder.

[0025] The utility model closes the water inlet control switch at a fixed time, opens the sewage discharge switch, and opens the water outlet control switch to reversely inlet water, so as to discharge the impurities in the water purification outer cylinder through the sewage discharge pipe.

[0026] The above embodiments only express several implementation methods of the present invention, and the descriptions thereof are relatively specific and detailed, but they cannot be understood as limiting the scope of the invention patent. It should be pointed out that, for those of ordinary skill in the art, several variations and improvements can be made without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the protection scope of the patent of the present invention shall be subject to the attached claims.

Claims

1. A self-cleaning water purification device, characterized in that: The self-cleaning water purification device includes a water purification outer cylinder, a filter element arranged in the water purification outer cylinder, a water purification inner cylinder fixedly installed in the filter element, and a brush cleaning device arranged on the inner wall of the water purification outer cylinder for brushing the outer wall of the filter element. The filter element is provided with a water filter hole connecting the water purification outer cylinder and the filter element, a rotating device connected to the water purification inner cylinder through a transmission shaft is provided on one end of the water purification outer cylinder, a plurality of drainage holes connecting the filter element and the water purification inner cylinder are provided on the water purification inner cylinder, a water outlet pipe is provided on the water purification inner cylinder, and a water inlet pipe is provided on the water purification outer cylinder.

2. A self-cleaning water purification device as claimed in claim 1, characterized in that: The filter element upper ring filter element circumferential surface is wrapped with a filter substrate, and the brush cleaning device is against the filter substrate.

3. A self-cleaning water purification device as claimed in claim 2, characterized in that: The filter substrate consists of at least one nonwoven layer / filter cloth.

4. A self-cleaning water purification device as claimed in claim 1, characterized in that: The brush cleaning device comprises a brush fixing support arranged on the inner wall of the water purification outer cylinder and distributed along the axial direction of the water purification outer cylinder, and a brush head arranged on the brush fixing support.

5. A self-cleaning water purification device as claimed in claim 4, characterized in that: The brush head is slidably mounted on the brush fixing support.

6. A self-cleaning water purification device as claimed in claim 5, characterized in that: The brush head comprises a brush part and a base part connected to the brush part. The brush fixing support is provided with a T-shaped slot / dovetail slot which passes through the left and right sides, and the base part is slidably fitted in the T-shaped slot / dovetail slot.

7. A self-cleaning water purification device as claimed in claim 6, characterized in that: The base portion is provided with a pin shaft passing through the base portion and the brush fixing support.

8. A self-cleaning water purification device as claimed in claim 1, characterized in that: The water purification outer cylinder is provided with a sewage discharge pipe located at the bottom of the water purification outer cylinder, and the sewage discharge pipe is provided with a sewage discharge switch.

9. A self-cleaning water purification device as claimed in claim 1, characterized in that: The self-cleaning water purification device is composed of a clean water outer cylinder and a clean water inner cylinder, which are connected to a water inlet main pipe and a water outlet main pipe through the water inlet pipe and the water outlet pipe respectively; a water inlet control switch is arranged on the water inlet pipe, and a water outlet control switch is arranged on the water outlet pipe.

10. A self-cleaning water purification device as claimed in claim 1, characterized in that: The self-cleaning water purification device adopts a method in which clean water outer cylinders are stacked up and down, and a connecting bracket for connecting the upper water purification outer cylinder or the lower water purification outer cylinder is arranged on the water purification outer cylinder.

Images