Convenient-to-clean filtering device for high-pressure cleaning machine

Abstract

The utility model discloses a convenient-to-clean filtering device for a high-pressure cleaning machine, which comprises a three-way valve and filtering pipes, two groups of filtering pipes are arranged at the port position of the three-way valve, the filtering pipes are in threaded connection with the three-way valve, four groups of clamping grooves are formed in the inner walls of the filtering pipes at equal intervals, and the clamping grooves are in threaded connection with the three-way valve. A filter screen is arranged in each filter pipe, four groups of clamping blocks are mounted on the outer wall of each filter screen at equal intervals, the clamping blocks are fixedly connected with the filter screens, the clamping blocks are in sliding connection with the clamping grooves, connecting pipes are arranged at the ends, away from the three-way valves, of the filter pipes, and the connecting pipes are in threaded connection with the filter pipes. Four sets of limiting rings are installed on the outer wall of the connecting pipe at equal intervals, and the limiting rings are fixedly connected with the connecting pipe. According to the utility model, convenient modular assembly and use are realized, the filter screens can be conveniently grouped and used, the cleaning time of the filter screens is prolonged, and the convenience of replacement and cleaning is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to filter device technical field, concretely is a kind of filter device for high-pressure cleaning machine convenient to clean. BACKGROUND

[0002] High-pressure cleaning machine is the machine that high-pressure plunger pump is made high-pressure water to wash object surface by power device, it can strip and wash away dirt, to reach the purpose of cleaning object surface, high-pressure cleaning machine is pressurized to several hundred atmospheres above by high-pressure plunger pump with water, then it is converted into high-speed "water jet" by special manufacturing and has small aperture spray device and is cleaned, to avoid that high-pressure cleaning machine is blocked passageway by impurity in water, need to install filter device in cleaning machine interior, traditional filter device is not convenient to disassemble and clean, to improve this situation, so a kind of filter device for high-pressure cleaning machine convenient to clean is presented.

[0003] As the filter device for high-pressure cleaning machine convenient to clean disclosed in the authorized announcement No.CN221906075U, including cleaning machine body, water inlet pipe and filter assembly, the water inlet pipe is composed of end head pipe and end tail pipe, the end tail pipe is fixedly connected with one end of cleaning machine body, the filter assembly is composed of No.1 filter pipe and No.2 filter pipe, the No.1 filter pipe is provided with No.1 interface at one end, the No.1 filter pipe is fixedly connected with No.2 joint at the other end, the No.2 filter pipe is provided with No.2 interface at one end, the No.2 filter pipe is fixedly connected with No.3 joint at the other end, the end head pipe is fixedly connected with No.1 joint at one end;

[0004] It is although realized by the water inlet pipe and filter assembly are divided into multiple pipe fittings, each pipe fitting is threadedly connected together in order, and filter hopper is arranged at pipe fitting connection, pipe fitting is threadedly connected, and filter hopper can be extruded and limited after, the quick assembly of filter hopper is completed, filter hopper can be directly taken out after separating pipe fitting connection.

[0005] But it does not solve the problem that the existing filter device is not convenient for modular assembly and use when in use, and it is not conducive to grouping use of filter screen, which affects the convenience of replacement and cleaning. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing a kind of filter device for high-pressure cleaning machine convenient to clean to solve the problem that filter device is not convenient for modular assembly and use in the above background art, and it is not conducive to grouping use of filter screen, which affects the convenience of replacement and cleaning.

[0007] In order to achieve the above object, the utility model provides the following technical scheme: A filter device for high-pressure cleaning machine convenient to clean, including three -way valve and filter tube, the port position of three -way valve is provided with two filter tubes, and filter tube is connected with three -way valve thread, the inner wall of filter tube all is installed four groups of clamping groove of equal interval, the inside of filter tube all is provided with filter screen, the outer wall of filter screen all is installed four groups of clamping block of equal interval, and clamping block is connected with filter screen fixedly, and clamping block and clamping groove are connected slidingly, the one end of filter tube away from three -way valve all is provided with connecting pipe, and connecting pipe is connected with filter tube thread.

[0008] Preferably, the outer wall of the connecting pipe is installed with four groups of limiting rings at equal intervals, and the limiting rings are fixedly connected with the connecting pipe.

[0009] Preferably, the inside of the limiting ring is provided with a limiting column, and the limiting column is connected with the limiting ring slidingly.

[0010] Preferably, the surface of the limiting column is sleeved with a spring, and the two ends of the spring are connected with the limiting ring and the limiting column respectively.

[0011] Preferably, the outer wall of the connecting pipe is installed with four groups of limiting rings at equal intervals, and the limiting rings are fixedly connected with the connecting pipe.

[0012] Preferably, the outer wall of the connecting pipe is installed with four groups of limiting rings at equal intervals, and the limiting rings are fixedly connected with the connecting pipe.

[0013] Preferably, the outer wall of the connecting pipe is installed with four groups of limiting rings at equal intervals, and the limiting rings are fixedly connected with the connecting pipe.

[0014] Preferably, the outer wall of the connecting pipe is installed with four groups of limiting rings at equal intervals, and the limiting rings are fixedly connected with the connecting pipe.

[0015] Compared with the prior art, the filter device has the beneficial effects that: the filter device not only realizes convenient modular assembly and use, facilitates grouping use of the filter screen, prolongs the cleaning time of the filter screen, and improves the convenience of replacement and cleaning.

[0016] (1) Align the snap-fit ​​block with the snap-fit ​​groove, press the filter screen inside the filter tube, and when the snap-fit ​​block moves to the bottom of the snap-fit ​​groove, rotate the filter screen clockwise. Under the limiting cooperation of the snap-fit ​​groove and the snap-fit ​​block, the snap-fit ​​block is locked inside the snap-fit ​​groove, thus installing the filter screen inside the filter tube. Then install the filter tube at the port position of the three-way valve, install the connecting pipe on the filter tube, align the insert pipe with the connecting pipe, move the U-shaped tube, and the U-shaped tube drives the insert pipe to move inside the connecting pipe. The insert pipe squeezes the limiting post to move out of the connecting pipe, and at the same time, the limiting post squeezes the spring. When the limiting groove moves to the position of the limiting post, the limiting ring... With the limit switch engaged, the spring drives the limit post to reset, thus locking the limit post inside the limit groove, thereby completing the installation of the U-tube. Then, the three-way valve is connected to the high-pressure water pump. The high-pressure water source enters the filter tube through the three-way valve and is sprayed out through the connecting pipe, U-tube and nozzle under the filtering action of the filter screen. During use, by controlling the three-way valve, the water source passes through the two sets of pipes in sequence, so that the two sets of filter screens filter the water source separately, thereby extending the time for cleaning the filter screen. It realizes convenient modular assembly and use, facilitates the grouping of filter screens and extends the time for cleaning the filter screen.

[0017] (2) When the filter needs to be cleaned, the connecting pipe can be removed from the filter tube and the filter screen can be taken out from the inside of the filter tube to complete the replacement and cleaning of the filter screen, which improves the convenience of replacement and cleaning. Attached Figure Description

[0018] Figure 1 This is a three-dimensional structural diagram of the present invention;

[0019] Figure 2 This is a three-dimensional exploded structure diagram of the present invention;

[0020] Figure 3 This is a three-dimensional structural diagram of the filter screen of this utility model;

[0021] Figure 4 This is a three-dimensional perspective structural diagram of the connecting tube of this utility model;

[0022] Figure 5 This is a top view cross-sectional structural diagram of the connecting pipe of this utility model.

[0023] In the diagram: 1. Three-way valve; 2. Filter tube; 3. Connecting tube; 4. U-tube; 5. Filter screen; 6. Nozzle; 7. Insertion tube; 8. Snap-fit ​​groove; 9. Snap-fit ​​block; 10. Limiting post; 11. Limiting ring; 12. Spring; 13. Limiting groove. Detailed Implementation

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skilled in the art without creative labor belong to the protection scope of the utility model.

[0025] Please refer to Figures 1-5 The utility model provides an embodiment: a kind of filter device of high-pressure cleaning machine convenient to clean, the port position of three-way valve 1 is provided with two groups of filter tube 2, and filter tube 2 is connected with three-way valve 1 by screw thread, the inner wall of filter tube 2 is all installed with four groups of clamping groove 8 of equal interval, the inside of filter tube 2 is all provided with filter screen 5, the outer wall of filter screen 5 is all installed with four groups of clamping block 9 of equal interval, and clamping block 9 is fixedly connected with filter screen 5, and clamping block 9 is slidably connected with clamping groove 8, the end of filter tube 2 away from three-way valve 1 is all provided with connecting pipe 3, and connecting pipe 3 is connected with filter tube 2 by screw thread;

[0026] Firstly, clamping block 9 is aligned with clamping groove 8, filter screen 5 is pressed in the inside of filter tube 2, when clamping block 9 moves to the bottom of clamping groove 8, filter screen 5 is rotated clockwise, under the limiting cooperation of clamping groove 8 and clamping block 9, clamping block 9 is clamped in the inside of clamping groove 8, so that filter screen 5 is installed in the inside of filter tube 2, then filter tube 2 is installed at the port position of three-way valve 1, connecting pipe 3 is installed on filter tube 2, plug-in pipe 7 is aligned with connecting pipe 3, U-shaped pipe 4 is moved, plug-in pipe 7 is moved in connecting pipe 3 by U-shaped pipe 4, limiting column 10 is extruded by plug-in pipe 7 and moves to the outside of connecting pipe 3, limiting column 10 is extruded by limiting column 10 and spring 12 at the same time, when limiting groove 13 moves to the position of limiting column 10, limiting column 10 is reset by spring 12 under the limiting cooperation of limiting ring 11, so that limiting column 10 is clamped in the inside of limiting groove 13, and then the installation of U-shaped pipe 4 is completed, then three-way valve 1 is connected with high-pressure water pump, high-pressure water source enters the inside of filter tube 2 through three-way valve 1, and is sprayed out through connecting pipe 3, U-shaped pipe 4 and spray head 6 under the filtering effect of filter screen 5, in the use process, by controlling three-way valve 1, water source is made to pass through two groups of pipes in turn, so that two groups of filter screens 5 filter water source respectively, so as to prolong the time of cleaning filter screen of equipment, convenient modular assembly is realized, the grouping use of filter screen is facilitated, and the cleaning time of filter screen is prolonged.

[0027] The outer wall of connecting pipe 3 is all installed with four groups of limiting ring 11 of equal interval, and limiting ring 11 is fixedly connected with connecting pipe 3;

[0028] The inside of limiting ring 11 is all provided with limiting column 10, and limiting column 10 is slidably connected with limiting ring 11;

[0029] The surface of the limiting column 10 is sleeved with the spring 12, and the two ends of the spring 12 are connected with the limiting ring 11 and the limiting column 10 respectively. The outside of the connecting pipe 3 is provided with the U-shaped pipe 4, and the side wall of the U-shaped pipe 4 is installed with the spray head 6;

[0030] The end of the U-shaped pipe 4 close to the connecting pipe 3 is installed with the plug-in pipe 7, and the plug-in pipe 7 is fixedly connected with the U-shaped pipe 4. The plug-in pipe 7 can be inserted into the inside of the connecting pipe 3, and the plug-in pipe 7 is slidingly connected with the connecting pipe 3.

[0031] The outer wall of the plug-in pipe 7 is installed with the limiting slot 13, and the limiting column 10 is slidingly connected with the limiting slot 13.

[0032] When the filter screen 5 needs to be cleaned, the connecting pipe 3 is disassembled from the filter pipe 2, and the filter screen 5 is taken out from the inside of the filter pipe 2, so that the replacement and cleaning of the filter screen 5 are completed, and the convenience of replacement and cleaning is improved.

[0033] Working principle: first, the clamping block 9 is aligned with the clamping slot 8, the filter screen 5 is pressed in the inside of the filter pipe 2, when the clamping block 9 moves to the bottom of the clamping slot 8, the filter screen 5 is rotated clockwise, under the limiting cooperation of the clamping slot 8 and the clamping block 9, the clamping block 9 is clamped in the inside of the clamping slot 8, so that the filter screen 5 is installed in the inside of the filter pipe 2, then the filter pipe 2 is installed at the port position of the three-way valve 1, the connecting pipe 3 is installed on the filter pipe 2, the plug-in pipe 7 is aligned with the connecting pipe 3, the U-shaped pipe 4 is moved, the plug-in pipe 7 is moved in the inside of the connecting pipe 3 by the U-shaped pipe 4, the limiting column 10 is extruded by the plug-in pipe 7 to move to the outside of the connecting pipe 3, at the same time, the spring 12 is extruded by the limiting column 10, when the limiting slot 13 moves to the position of the limiting column 10, under the limiting cooperation of the limiting ring 11, the limiting column 10 is reset by the spring 12, so that the limiting column 10 is clamped in the inside of the limiting slot 13, and the installation of the U-shaped pipe 4 is completed, then the three-way valve 1 is connected with the high-pressure water pump, the high-pressure water source enters the inside of the filter pipe 2 through the three-way valve 1, and is sprayed out through the connecting pipe 3, the U-shaped pipe 4 and the spray head 6 under the filtering effect of the filter screen 5, in the use process, by controlling the three-way valve 1, the water source passes through the two groups of pipes in turn, so that the two groups of filter screens 5 filter the water source respectively, so as to prolong the time of cleaning the filter screen of the equipment, when the filter screen 5 needs to be cleaned, the connecting pipe 3 is disassembled from the filter pipe 2, and the filter screen 5 is taken out from the inside of the filter pipe 2, so that the replacement and cleaning of the filter screen 5 are completed, and the convenience of replacement and cleaning is improved.

Claims

1. A filtering device for high-pressure washers, which facilitates cleaning, comprising a three-way valve (1) and a filtering tube (2), characterized in that: The port position of the three-way valve (1) is provided with two groups of filter pipes (2), the filter pipes (2) are screwed with the three-way valve (1), the inner walls of the filter pipes (2) are all installed with four groups of clamping grooves (8) at equal intervals, the interiors of the filter pipes (2) are all provided with filter screens (5), the outer walls of the filter screens (5) are all installed with four groups of clamping blocks (9) at equal intervals, the clamping blocks (9) are fixedly connected with the filter screens (5) and are slidably connected with the clamping grooves (8), and the filter pipes (2) are all provided with connecting pipes (3) away from the three-way valve (1), and the connecting pipes (3) are screwed with the filter pipes (2).

2. The filter device for high-pressure washer according to claim 1, wherein: The outer walls of the connecting pipes (3) are all installed with four groups of limiting rings (11) at equal intervals, and the limiting rings (11) are fixedly connected with the connecting pipes (3).

3. The filter device for a high-pressure washer according to claim 2, characterized in that: The interiors of the limiting rings (11) are all provided with limiting columns (10), and the limiting columns (10) are slidably connected with the limiting rings (11).

4. The filter device for a high-pressure washer according to claim 3, characterized in that: The surfaces of the limiting columns (10) are all sleeved with springs (12), and the two ends of the springs (12) are respectively connected with the limiting rings (11) and the limiting columns (10).

5. The filter assembly for a high pressure washer that facilitates cleaning of claim 1, wherein: The connecting pipes (3) are all provided with U-shaped pipes (4) outside, and the side walls of the U-shaped pipes (4) are installed with spray heads (6).

6. A filter device for a high pressure washer, according to claim 5, characterized in that: The U-shaped pipes (4) are all installed with plug-in pipes (7) close to the connecting pipes (3), and the plug-in pipes (7) are fixedly connected with the U-shaped pipes (4).

7. A filter device for a high pressure washer, according to claim 6, characterized in that: The plug-in pipes (7) can be inserted into the interiors of the connecting pipes (3), and the plug-in pipes (7) are slidably connected with the connecting pipes (3).

8. The filter assembly for a high pressure washer that facilitates cleaning of claim 6, wherein: The outer walls of the plug-in pipes (7) are all installed with limiting grooves (13), and the limiting columns (10) are slidably connected with the limiting grooves (13).

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