Filtering device of automobile cooling pump

Abstract

The utility model discloses a filtering device of an automobile cooling pump, which comprises a through pipe, the surface of the through pipe is connected with a sliding pipe in a sliding manner, a spring is welded between the surface of the through pipe and an inner cavity of the sliding pipe, the surface of the front end of the through pipe is provided with a hole, and an inner cavity of the hole is connected with a ball in a rolling manner. The inner wall of the through pipe is fixedly connected with a rubber film, the surface of the rubber film communicates with an inner connecting pipe, an inner cavity of the through pipe is slidably connected with a double-layer connecting pipe, a groove is formed in the surface of the double-layer connecting pipe, and the surface of the ball is in rolling connection with an inner cavity of the groove. The rear end of the fixed cylinder is embedded into the inner cavity of the front end of the double-layer connecting pipe, then the double-layer connecting pipe is inserted into the inner cavity of the through pipe, then the balls fall into the grooves of the double-layer connecting pipe, the rear end of the filter cylinder is arranged in the inner cavity of the inner connecting pipe at the moment and communicated with the inner connecting pipe, and therefore the effect that after the filter cylinder is used for a long time, the filter cylinder cannot be damaged is achieved. And the filter cartridge is convenient to mount and replace.

Description

Technical Field

[0001] The utility model belongs to the technical field of automobile cooling pumps, in particular to a filtering device of an automobile cooling pump. Background Art

[0002] The function of a car cooling pump is to provide power for the car's cooling system, ensuring that the engine is properly cooled under various operating conditions, thereby keeping the engine running at an optimal temperature. The cooling pump has high requirements for the quality of the coolant. If an inappropriate coolant is used or the coolant contains impurities, the cooling pump may be damaged or its performance may deteriorate.

[0003] Therefore, the filter cartridge of the cooling pump is installed at the water outlet of the cooling pump to prevent the coolant from circulating for a long time and metal impurities from entering the coolant when the coolant flows through the automobile cooling pump, radiator, engine and cooling pipeline, causing the operating condition of the engine to be affected. In order to facilitate the installation and replacement of the filter cartridge after long-term use, a filtering device of an automobile cooling pump is designed. The device places a fixed cartridge into the inner cavity of the front end of the double-layer connecting pipe, and then uses the double-layer connecting pipe and the through pipe in coordination to connect the rear end of the filter cartridge with the inner tube of the inner cavity of the through pipe, so that the coolant can circulate smoothly. Under the limiting effect of the ball on the double-layer connecting pipe, the double-layer connecting pipe and the through pipe can be quickly disassembled and assembled, that is, the installation and replacement of the filter cartridge can be facilitated after long-term use. Utility Model Content

[0004] The utility model aims to provide a filter device for an automobile cooling pump, which is convenient for installing and replacing a filter cartridge after the filter cartridge has been used for a long time, so as to solve the above-mentioned background technical problems.

[0005] The utility model provides a technical solution to the above-mentioned technical problems as follows: a filtering device for an automobile cooling pump, comprising a through pipe: a sliding pipe is slidably connected to the surface of the through pipe, a spring is welded between the surface of the through pipe and the inner cavity of the sliding pipe, a hole is provided on the surface of the front end of the through pipe, a ball is rollingly connected to the inner cavity of the hole, a rubber membrane is fixedly connected to the inner wall of the through pipe, a surface of the rubber membrane is connected to an inner pipe, a double-layer connecting pipe is slidably connected to the inner cavity of the through pipe, a groove is provided on the surface of the double-layer connecting pipe, and the surface of the ball is rollingly connected to the inner cavity of the groove.

[0006] Preferably, a buffer pad is sleeved on the front end of the through pipe, a sealing pad is fixedly connected to the inner cavity of the front end of the inner pipe, and a fixing cylinder is slidably connected to the inner cavity of the front end of the double-layer connecting pipe.

[0007] Preferably, the inner cavity of the fixed cylinder is connected to a filter cylinder, the front end of the filter cylinder is connected to a check valve, and the rear end of the filter cylinder passes through the rear side of the fixed cylinder to the inner cavity of the internal pipe.

[0008] Preferably, a fixing ring is fixedly connected to the surface of the rear end of the through pipe, a pump body is provided on the rear side of the through pipe, and a water outlet is connected to the surface of the pump body.

[0009] Preferably, the front end of the water outlet is fixedly connected to a connecting ring by bolts, screw holes are provided on the surfaces of the fixing ring and the connecting ring, and the fixing ring and the connecting ring are fixedly connected by bolts.

[0010] Preferably, a density ring is fixedly connected to the bottom end of the through pipe, and the density ring is located between the bottom end of the through pipe and the surface of the connecting ring.

[0011] 1. The beneficial effect of the utility model is as follows: the utility model embeds the rear end of the fixing tube into the inner cavity of the front end of the double-layer connecting tube, then inserts the double-layer connecting tube into the inner cavity of the through tube, and then makes the ball fall into the groove of the double-layer connecting tube. At this time, the rear end of the filter cartridge is placed in the inner cavity of the inner tube and connected with the inner tube, so as to achieve the purpose of facilitating the installation and replacement of the filter cartridge after long-term use of the filter cartridge.

[0012] 2. The utility model provides a buffer pad so that the position of the double-layer connecting pipe in the inner cavity of the through pipe can be limited, and the double-layer connecting pipe and the front end of the through pipe can be cushioned and protected.

[0013] 3. The utility model provides a sealing gasket so that the rear end of the filter cartridge and the inner cavity of the front end of the inner pipe can be protected from each other and the coolant can be prevented from overflowing from the front end of the inner pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] in:

[0015] Figure 1 It is a main body schematic diagram of an embodiment of the utility model;

[0016] Figure 2 This is a schematic diagram of the main body disassembly of an embodiment of the utility model;

[0017] Figure 3 This is a schematic cross-sectional view of a sliding tube according to an embodiment of the utility model;

[0018] Figure 4 The utility model is a schematic diagram of a cross-section of a through pipe according to an embodiment of the present invention.

[0019] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0020] 1. Through pipe, 2. Sliding pipe, 3. Spring, 4. Ball, 5. Rubber membrane, 6. Internal pipe, 7. Double-layer connecting pipe, 8. Buffer pad, 9. Sealing pad, 10. Fixed cylinder, 11. Filter cylinder, 12. Check valve, 13. Fixed ring, 14. Pump body, 15. Water outlet, 16. Connecting ring, 17. Density ring. DETAILED DESCRIPTION

[0021] Hereinafter, embodiments of the filter device for an automobile cooling pump of the present invention will be described with reference to the accompanying drawings.

[0022] Embodiment 1:

[0023] Figure 1-4 The utility model shows a filtering device for an automobile cooling pump according to an embodiment of the utility model, which comprises: a through pipe 1: a sliding pipe 2 is slidably connected to the surface of the through pipe 1, a spring 3 is welded between the surface of the through pipe 1 and the inner cavity of the sliding pipe 2, a hole is provided on the surface of the front end of the through pipe 1, a ball 4 is rollingly connected to the inner cavity of the hole, a rubber membrane 5 is fixedly connected to the inner wall of the through pipe 1, the surface of the rubber membrane 5 is connected to the inner tube 6, a double-layer connecting pipe 7 is slidably connected to the inner cavity of the through pipe 1, a groove is provided on the surface of the double-layer connecting pipe 7, the surface of the ball 4 is rollingly connected to the inner cavity of the groove, and the through pipe The front end of the through pipe 1 is sleeved with a buffer pad 8, through the setting of the buffer pad 8, the position of the double-layer connecting pipe 7 in the inner cavity of the through pipe 1 can be limited, and the double-layer connecting pipe 7 and the front end of the through pipe 1 can be cushioned and protected, the inner cavity of the fixed cylinder 10 is connected with a filter cylinder 11, the front end of the filter cylinder 11 is connected with a check valve 12, the rear end of the filter cylinder 11 passes through the rear side of the fixed cylinder 10 to the inner cavity of the internal pipe 6, the surface of the rear end of the through pipe 1 is fixedly connected with a fixing ring 13, the rear side of the through pipe 1 is provided with a pump body 14, and the surface of the pump body 14 is connected with a water outlet 15.

[0024] Embodiment 2:

[0025] Figure 1-4The utility model shows a filtering device for an automobile cooling pump according to an embodiment of the utility model, which comprises: a through pipe 1: a sliding pipe 2 is slidably connected to the surface of the through pipe 1, a spring 3 is welded between the surface of the through pipe 1 and the inner cavity of the sliding pipe 2, a hole is provided on the surface of the front end of the through pipe 1, a ball 4 is rollingly connected to the inner cavity of the hole, a rubber membrane 5 is fixedly connected to the inner wall of the through pipe 1, the surface of the rubber membrane 5 is connected to an inner tube 6, a double-layer connecting pipe 7 is slidably connected to the inner cavity of the through pipe 1, a groove is provided on the surface of the double-layer connecting pipe 7, the surface of the ball 4 is rollingly connected to the inner cavity of the groove, and a sealing member is fixedly connected to the inner cavity of the front end of the inner tube 6. The sealing gasket 9 can be provided to protect the rear end of the filter cylinder 11 from the inner cavity of the front end of the internal pipe 6, and can prevent the coolant from overflowing from the front end of the internal pipe 6. The inner cavity of the front end of the double-layer connecting pipe 7 is slidably connected with the fixing cylinder 10, and the front end of the water outlet 15 is fixedly connected with the connecting ring 16 by bolts. The surfaces of the fixing ring 13 and the connecting ring 16 are provided with screw holes, and the fixing ring 13 and the connecting ring 16 are fixedly connected by bolts. The bottom end of the through pipe 1 is fixedly connected with a density ring 17, and the density ring 17 is located between the bottom end of the through pipe 1 and the surface of the connecting ring 16.

[0026] Working principle: When the utility model is used, the user inserts the rear end of the fixing tube 10 into the inner cavity of the front end of the double-layer connecting tube 7, and then pushes the sliding tube 2 to slide backward on the surface of the through tube 1, so that the sliding tube 2 applies inward pressure to the ball 4, and the inner wall of the sliding tube 2 is separated from the surface of the through tube 1, and then the double-layer connecting tube 7 is inserted into the inner cavity of the through tube 1, and then the rear end of the double-layer connecting tube 7 pushes the ball 4 to roll to the outside of the through tube 1. When the rear end of the double-layer connecting tube 7 contacts the surface of the rubber membrane 5, the concave surface of the double-layer connecting tube 7 The groove is parallel to the holes on the surface of the through tube 1, so that the ball 4 falls into the groove of the double-layer connecting tube 7. At this time, the rear end of the filter cartridge 11 is placed in the inner cavity of the internal tube 6 and is connected to the internal tube 6, so that the coolant can circulate smoothly, and then the sliding tube 2 is loosened, and the sliding tube 2 is reset under the action of the rebound force of the ball 4, and then the inner wall of the sliding tube 2 is re-pressed against the ball 4 to fix the ball 4, and then the installation of the double-layer connecting tube 7 and the through tube 1 is completed, which can facilitate the installation and replacement of the filter cartridge 11 after long-term use of the filter cartridge 11.

[0027] In summary, the filtering device of the automobile cooling pump is constructed by embedding the rear end of the fixing cylinder 10 into the inner cavity of the front end of the double-layer connecting tube 7, then inserting the double-layer connecting tube 7 into the inner cavity of the through tube 1, and then allowing the ball 4 to fall into the groove of the double-layer connecting tube 7. At this time, the rear end of the filter cylinder 11 is placed in the inner cavity of the internal pipe 6 and connected to the internal pipe 6, so as to achieve the purpose of facilitating the installation and replacement of the filter cylinder 11 after long-term use.

Claims

1. A filtering device for an automobile cooling pump, characterized in that: The invention comprises a through tube (1): the surface of the through tube (1) is slidably connected to a sliding tube (2); a spring (3) is welded between the surface of the through tube (1) and the inner cavity of the sliding tube (2); a hole is provided on the surface of the front end of the through tube (1); a ball (4) is rollingly connected to the inner cavity of the hole; a rubber membrane (5) is fixedly connected to the inner wall of the through tube (1); the surface of the rubber membrane (5) is connected to an inner tube (6); the inner cavity of the through tube (1) is slidably connected to a double-layer connecting tube (7); a groove is provided on the surface of the double-layer connecting tube (7); the surface of the ball (4) is rollingly connected to the inner cavity of the groove.

2. The filtering device of the automobile cooling pump according to claim 1, characterized in that: The front end of the through pipe (1) is sleeved with a buffer pad (8), the inner cavity of the front end of the internal pipe (6) is fixedly connected to a sealing pad (9), and the inner cavity of the front end of the double-layer connecting pipe (7) is slidably connected to a fixing tube (10).

3. The filter device of the automobile cooling pump according to claim 2, characterized in that: The inner cavity of the fixed cylinder (10) is connected to a filter cylinder (11), the front end of the filter cylinder (11) is connected to a check valve (12), and the rear end of the filter cylinder (11) passes through the rear side of the fixed cylinder (10) to the inner cavity of the internal pipe (6).

4. The filter device for an automobile cooling pump according to claim 3, characterized in that: A fixing ring (13) is fixedly connected to the surface of the rear end of the through pipe (1), a pump body (14) is arranged on the rear side of the through pipe (1), and a water outlet (15) is connected to the surface of the pump body (14).

5. The filter device for an automobile cooling pump according to claim 4, characterized in that: The front end of the water outlet (15) is fixedly connected to a connecting ring (16) by means of bolts, screw holes are provided on the surfaces of the fixing ring (13) and the connecting ring (16), and the fixing ring (13) and the connecting ring (16) are fixedly connected by means of bolts.

6. The filtering device for an automobile cooling pump according to claim 5, characterized in that: The bottom end of the through pipe (1) is fixedly connected with a density ring (17), and the density ring (17) is located between the bottom end of the through pipe (1) and the surface of the connecting ring (16).

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