CN216295407U

CN216295407U - Leading filter convenient to dismouting

Info

Publication number: CN216295407U
Application number: CN202122900376.6U
Authority: CN
Inventors: 刘建清
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-04-15
Anticipated expiration: 2031-11-24

Abstract

The utility model discloses a front filter convenient to disassemble and assemble, which relates to the field of filters and comprises a shell, a framework arranged in the shell and a filter screen arranged in the shell and sleeved outside the framework, wherein one end of the shell is provided with a water inlet, the other end of the shell is provided with a water outlet, the shell comprises a first shell and a second shell which are mutually disassembled and connected, a first groove matched with the framework is arranged in the first shell, a second groove matched with the framework is arranged in the second shell, one end of the framework is clamped in the first groove, and the other end of the framework is clamped in the second groove; the both ends of skeleton are realized being connected with first casing and second casing through the joint with first recess and second recess respectively, when needs carry out the dismouting to the skeleton, only need with first casing and second casing phase separation, then directly take out the skeleton from first mounting groove or second mounting groove for skeleton and filter screen dismouting are more convenient.

Description

Leading filter convenient to dismouting

Technical Field

The utility model relates to the field of filters, in particular to a front filter convenient to disassemble and assemble.

Background

Leading filter is used for leading the filtration of water, and effectual impurity and the dirt with the aquatic are filtered and are clear away, in the filter use, need regularly carry out dismouting washing or change to filter parts such as filter screen in the filter, and present filter is because structural installation is complicated, and the dismouting is more troublesome, inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects and provide a pre-filter which is convenient to disassemble and assemble.

The utility model discloses a pre-filter convenient to disassemble and assemble, which comprises a shell, a framework arranged in the shell and a filter screen arranged in the shell and sleeved outside the framework, wherein one end of the shell is provided with a water inlet, the other end of the shell is provided with a water outlet, the shell comprises a first shell and a second shell which are mutually disassembled and connected, a first groove matched with the framework is arranged in the first shell, a second groove matched with the framework is arranged in the second shell, one end of the framework is clamped in the first groove, and the other end of the framework is clamped in the second groove.

Preferably, a plurality of positioning blocks are annularly arranged in the first shell, positioning grooves are formed in the positioning blocks, and the positioning grooves are annularly matched to form a first groove.

Preferably, one end of the framework, which is close to the first groove, is sleeved with a rubber pad matched with the first groove, and the rubber pad can be clamped into the first groove.

Preferably, an annular groove is formed in one end, close to the second groove, of the framework, and a sealing ring is sleeved in the annular groove.

Preferably, the first housing and the second housing are in threaded connection.

Preferably, the second housing surface is annularly provided with a plurality of cleats.

Preferably, the filter screen is provided with a descaling device which is used for cleaning dirt on the surface of the filter screen.

Preferably, the descaling device comprises a connecting strip arranged on the filter screen, a sliding groove arranged on the connecting strip, a sliding block arranged in the sliding groove in a sliding manner, and an arc-shaped scraper blade which is connected with the sliding block and is attached to the surface of the filter screen.

Preferably, the two sides of the sliding block are provided with connecting springs located in the sliding grooves, one end of each connecting spring is connected with the inner wall of the corresponding sliding groove, and the other end of each connecting spring is connected with the sliding block.

By adopting the technical scheme, the utility model has the beneficial effects that: the both ends of skeleton are realized being connected with first casing and second casing through the joint with first recess and second recess respectively, when needs carry out the dismouting to the skeleton, only need with first casing and second casing phase separation, then directly take out the skeleton from first mounting groove or second mounting groove for skeleton and filter screen dismouting are more convenient.

Drawings

FIG. 1 is a schematic view of a filter according to the present invention;

FIG. 2 is a schematic view of a first housing structure according to the present invention;

FIG. 3 is a schematic structural view of a second housing according to the present invention;

fig. 4 is a cross-sectional view of the filter screen of the present invention.

Description of the main reference numerals: 1 first casing, 2 second casings, 3 skeletons, 4 filter screens, 5 water inlets, 6 delivery ports, 7 first recesses, 8 second recesses, 9 locating pieces, 91 constant head tank, 10 cushion, 11 ring channels, 12 antislip strip, 13 scale removal devices, 131 connecting strips, 132 spout, 133 slider, 134 arc scraper blade, 14 connecting spring.

Detailed Description

The following detailed description of the embodiments of the present invention will be provided with reference to the drawings and examples, so that how to apply the technical means to solve the technical problems and achieve the technical effects can be fully understood and implemented. It should be noted that, as long as there is no conflict, the embodiments and the features of the embodiments of the present invention may be combined with each other, and the technical solutions formed are within the scope of the present invention.

In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the embodiments of the utility model. It will be apparent, however, to one skilled in the art that the present invention may be practiced without some of these specific details or with other methods described herein.

In the present disclosure, terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "top", "bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only terms of relationships determined for convenience in describing structural relationships of the components or elements of the present disclosure, and do not refer to any components or elements of the present disclosure, and are not to be construed as limiting the present disclosure.

The utility model discloses a pre-filter convenient for disassembly and assembly, which comprises a shell, a framework 3 arranged in the shell and a filter screen 4 arranged in the shell and sleeved outside the framework 3, wherein one end of the shell is provided with a water inlet 5, the other end of the shell is provided with a water outlet 6, the shell comprises a first shell 1 and a second shell 2 which are mutually disassembled and connected, the first shell 1 and the second shell 2 are in threaded connection but not limited to threaded connection, and can also adopt connection modes such as buckle connection and the like, a plurality of anti-skid strips 12 are annularly arranged on the surface of the second shell 2 to facilitate the disassembly and assembly between the first shell 1 and the second shell 2, a first groove 7 matched with the framework 3 is arranged in the first shell 1, a second groove 8 matched with the framework 3 is arranged in the second shell 2, one end of the framework 3 is clamped in the first groove 7, the other end is clamped in the second groove 8; referring to fig. 2, a plurality of positioning blocks 9 are annularly arranged in the first casing 1, each positioning block 9 is provided with a positioning groove 91, each positioning groove 91 is annularly matched to form a first groove 7, the end portion of the framework 3 is clamped into each positioning groove 91 to realize the positioning and installation of the framework 3 and the first casing 1, one end of the framework 3 close to the first groove 7 is sleeved with a rubber pad 10 matched with the first groove 7, the rubber pad 10 can be clamped into the first groove 7, the rubber pad 10 is firstly sleeved on the end portion of the framework 3, and the rubber pad 10 is clamped into the first groove 7, under the action of the rubber pad 10, on one hand, the air tightness of the end portion of the framework 3 can be improved, and under the buffer action of the framework 3, one end of the framework 3 close to the second groove 8 is provided with an annular groove 11, the annular groove 11 is sleeved with a sealing ring (not shown), the air tightness between the end portion of the framework 3 and the second groove 8 is improved under the action of the sealing ring, meanwhile, the framework 3 is attached to the inner wall of the second groove 8 more tightly and stably; the both ends of skeleton 3 are realized being connected with first casing 1 and second casing 2 through the joint with first recess 7 and second recess 8 respectively, when needs carry out the dismouting to skeleton 3, only need with first casing 1 and the 2 phase separations of second casing, then directly take out skeleton 3 from first mounting groove or second mounting groove for skeleton 3 and filter screen 4 dismouting are more convenient.

Referring to fig. 1 and 4, in the use process of the filter, impurities such as filtered dirt may adhere to the surface of the filter screen 4, which causes the filtering efficiency of the filter screen 4 to be reduced; the filter screen 4 needs to be detached and cleaned at regular time, in order to reduce the cleaning frequency of the filter screen 4, a descaling device 13 is arranged on the filter screen 4, and the descaling device 13 is used for cleaning the dirt on the surface of the filter screen 4. The descaling device 13 comprises a connecting bar 131 arranged on the filter screen 4, a chute 132 arranged on the connecting bar 131, a slide block 133 arranged in the chute 132 in a sliding manner, and an arc-shaped scraper 134 which is connected with the slide block 133 and is attached to the surface of the filter screen 4. Both sides of this slider 133 all are provided with the coupling spring 14 that is located spout 132, the inner wall connection of this coupling spring 14 one end and spout 132, the other end is connected with slider 133, after water inlet 5 intakes, under the impact force of water, can drive slider 133 and overcome the elasticity of coupling spring 14 and slide in spout 132, the gliding in-process of slider 133 can drive arc scraper 134 and remove on filter screen 4 surface, with the effectual striking off of the dirt on filter screen 4 surface, reduce the frequency that filter screen 4 washd or changed.

It should be noted that in the foregoing description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the scope of the present invention is not limited by the specific embodiments disclosed above.

Claims

1. The utility model provides a leading filter convenient to dismouting, includes the casing, sets up the skeleton in the casing and sets up in the casing and establish the filter screen outside the skeleton, and this casing one end is provided with the water inlet, and the other end is provided with delivery port, its characterized in that: the shell comprises a first shell and a second shell which are mutually detachably connected, a first groove matched with the framework is formed in the first shell, a second groove matched with the framework is formed in the second shell, one end of the framework is clamped into the first groove, and the other end of the framework is clamped into the second groove.

2. The prefilter of claim 1 wherein: a plurality of positioning blocks are annularly arranged in the first shell, positioning grooves are formed in the positioning blocks, and the positioning grooves are annularly matched to form a first groove.

3. The prefilter of claim 1 wherein: one end of the framework, which is close to the first groove, is sleeved with a rubber pad matched with the first groove, and the rubber pad can be clamped into the first groove.

4. The prefilter of claim 1 wherein: an annular groove is arranged at one end of the framework close to the second groove, and a sealing ring is sleeved in the annular groove.

5. The prefilter of claim 1 wherein: the first shell and the second shell are in threaded connection.

6. The prefilter of claim 1 wherein: the surface of the second shell is annularly provided with a plurality of anti-slip strips.

7. The prefilter of claim 1 wherein: the filter screen is provided with a descaling device which is used for cleaning dirt on the surface of the filter screen.

8. The prefilter of claim 7 wherein: the descaling device comprises a connecting strip arranged on the filter screen, a sliding groove arranged on the connecting strip, a sliding block arranged in the sliding groove in a sliding manner, and an arc-shaped scraper blade which is connected with the sliding block and is attached to the surface of the filter screen.

9. The prefilter of claim 8 wherein: the both sides of this slider all are provided with the coupling spring who is located the spout, and this coupling spring one end and the interior wall connection of spout, the other end is connected with the slider.