Hydraulic element anti-blocking mechanism in heat dissipation fluid circulation system

Abstract

According to the technical scheme, the hydraulic element anti-blocking mechanism in the heat dissipation fluid circulation system comprises a self-cleaning cyclone filter, and a metal filter screen is detachably arranged at the liquid inlet end of the filter. The liquid outlet end of the filter is communicated with the liquid inlet end of the radiator through a pipeline, the liquid outlet end of the radiator is communicated with the liquid inlet end of the hydraulic element through a pipeline, and the liquid outlet end of the hydraulic element is communicated with the liquid inlet end of the filter through a pipeline; a magnetic adsorption module embedded with an electromagnetic coil is arranged at the position, with the smallest inner diameter, of the pipeline between the liquid outlet end of the filter and the liquid inlet end of the radiator. According to the utility model, first-stage rough filtration is carried out through the filter screen, large-particle impurities are intercepted, second-stage fine filtration is carried out through the self-cleaning cyclone filter, small-particle impurities are separated through centrifugal cyclone, and sediments are periodically and automatically discharged through the blow-down valve at the bottom of the self-cleaning cyclone filter; and the blockage of the hydraulic element caused by impurities is avoided through comprehensive filtering work.

Description

TECHNICAL FIELD

[0001] The utility model relates to heat dissipation fluid circulation system technical field, concretely is hydraulic element anti -blocking mechanism in heat dissipation fluid circulation system. BACKGROUND

[0002] Heat dissipation fluid circulation system as a kind of common heat dissipation method, this kind of system usually includes hydraulic pump, radiator, pipeline, valve, filter and other components.

[0003] But in the use process, fluid will drive various impurities to move along with in circulation process, so that impurities will cause hydraulic pump to be blocked in circulation reciprocating, affect the normal use of hydraulic pump and then will affect the progress of heat dissipation work. INVENTION CONTENTS

[0004] In view of the deficiencies of prior art, the utility model aims at providing hydraulic element anti-blocking mechanism in heat dissipation fluid circulation system.

[0005] In order to realize the above-mentioned purpose, the utility model is technical scheme as follows:

[0006] Hydraulic element anti-blocking mechanism in heat dissipation fluid circulation system, including self-cleaning cyclone filter, the filter inlet end is detachably provided with metal filter screen, the filter outlet end and radiator inlet end between, radiator outlet end and hydraulic element inlet end between and hydraulic element outlet end and filter inlet end between are all communicated by pipeline, the pipeline adopts gradually narrowing gradually expanding flow channel.

[0007] Preferably, the position of the minimum inner diameter of the pipeline between the filter outlet end and the radiator inlet end is provided with a magnetic adsorption module with an embedded electromagnetic coil.

[0008] Preferably, a spiral guide vane is arranged inside the side of the pipeline close to the radiator between the filter outlet end and the radiator inlet end.

[0009] Preferably, the inner wall of the pipeline is a wall surface sprayed with a polytetrafluoroethylene coating, and the surface roughness Ra of the inner wall of the pipeline is ≤0.8 μm.

[0010] Preferably, the pipeline connection is sealed by a sealing ring made of fluorine rubber material.

[0011] Preferably, the end of the filter screen is fixed with a sliding block, the filter inlet end is provided with a slot for inserting the sliding block, and the side of the slot is communicated with a sliding groove for sliding the sliding block.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] 1. The utility model discloses a first -class rough filter through filter screen, intercepts big granule impurity, carries out second -class precision filtration through self -cleaning cyclone filter, separates small granule impurity through centrifugal cyclone, and the sediment is automatically discharged regularly through the blowdown valve at the bottom of self -cleaning cyclone filter, carries out third -class magnetic filter through magnetic adsorption module, and for ferromagnetic impurity, can through power -off automatic drop after adsorption impurity, avoid the blockage of hydraulic element through comprehensive filtration work, and then guarantee the stable operation of heat dissipation work.

[0014] 2. The utility model discloses a pipeline with gradually tapered and gradually expanded flow passage and no straight elbow, reduces the turbulent zone, and at the same time, the inner wall of the pipeline is sprayed with polytetrafluoroethylene coating to reduce the surface roughness and prevent particles from adhering, and a spiral flow guide vane is additionally arranged at the inlet of the radiator to forcibly rotate the fluid, and the centrifugal force causes impurities to gather on the pipe wall and be guided to the blowdown port. BRIEF DESCRIPTION OF DRAWINGS

[0015] The disclosure of the utility model will be explained with reference to the drawings. It should be understood that the drawings are only for illustrative purposes and are not intended to limit the scope of protection of the utility model. In the drawings, the same reference signs are used to refer to the same parts. Among them:

[0016] Figure 1 It is a whole structure schematic diagram of the utility model;

[0017] Figure 2 It is a structure schematic diagram of the filter of the utility model;

[0018] Figure 3 It is a structure schematic diagram of the filter screen of the utility model;

[0019] Figure 4 It is a structure schematic diagram of the pipeline of the utility model;

[0020] Figure 5 It is a sectional view of the pipeline of the utility model.

[0021] The annotations in the drawings are as follows: 1, filter; 2, filter screen; 3, pipeline;

[0022] 4, slot; 5, sliding slot; 6, sliding block; 7, flow guide vane; 8, magnetic adsorption module. DETAILED DESCRIPTION

[0023] It is easy to understand that according to the technical scheme of the utility model, a person skilled in the art can propose a plurality of structure modes and implementation modes which can be replaced with each other without changing the essential spirit of the utility model. Therefore, the following specific embodiments and drawings are only exemplary description of the technical scheme of the utility model, and should not be regarded as the whole of the utility model or as the limitation or restriction of the technical scheme of the utility model.

[0024] As Figure 1 shown, as the heat dissipation fluid circulation system of the utility model's hydraulic element prevents the mechanism of blocking, including self-cleaning cyclone filter 1, metal filter screen 2, radiator not shown in the drawing and hydraulic element not shown in the drawing, as Figure 3 shown, the end of filter screen 2 is fixed with sliding block 6, as Figure 2 shown, the inlet end of filter 1 is provided with slot 4 for the insertion of sliding block 6, and the side of slot 4 is provided with sliding groove 5 for the sliding of sliding block 6, the convenient mounting and dismounting between filter screen 2 and filter 1 is realized through sliding block 6, sliding groove 5 and slot 4, so as to facilitate the manual cleaning of filter screen 2, the inlet end of filter 1 and the inlet end of radiator, the outlet end of radiator and the inlet end of hydraulic element, and the outlet end of hydraulic element and the inlet end of filter 1 are all communicated through pipeline 3, pipeline 3 adopts gradually narrowing and expanding flow channel and has no right-angle elbow, so as to reduce the turbulent flow area, as Figure 5 shown, the position of the minimum inner diameter of pipeline 3 between the outlet end of filter 1 and the inlet end of radiator is provided with magnetic adsorption module 8 with embedded electromagnetic coil, so as to ensure the adsorption range of magnetic adsorption module 8.

[0025] Through filter screen 2, the first-stage rough filtration is carried out to intercept large-particle impurities with >100 μm particles, through self-cleaning cyclone filter 1, the second-stage fine filtration is carried out to separate small-particle impurities with 10-100 μm particles through centrifugal cyclone separation, and the sediment is automatically discharged through the blow-off valve at the bottom of self-cleaning cyclone filter 1, through magnetic adsorption module 8, the third-stage magnetic filtration is carried out, for ferromagnetic impurities, the impurities can be automatically dropped after adsorption by power-off, through comprehensive filtration work, the blockage of hydraulic element caused by impurities is avoided, and thus the stable heat dissipation work is ensured.

[0026] The inner wall of pipeline 3 is provided with a wall surface sprayed with polytetrafluoroethylene coating, and the surface roughness Ra of the inner wall of pipeline 3 is ≤0.8 μm, so as to reduce the surface roughness, thereby preventing the adhesion of particles on the inner wall, as Figure 4 shown, the inner side of pipeline 3 close to the radiator between the outlet end of filter 1 and the inlet end of radiator is provided with spiral flow guide vane 7, so as to forcibly rotate the fluid, and the centrifugal force makes the impurities gather towards the pipe wall and finally guide to the blow-off port.

[0027] The connecting positions of pipeline 3 are all sealed through sealing rings made of fluorine rubber material, which can resist 120℃ high temperature and chemical corrosion, so as to ensure the stability of sealing work, and pipeline 3 is connected with filter 1, radiator and hydraulic element through flanges, so as to realize the local dismounting and cleaning.

[0028] In addition, differential pressure sensors are installed before and after filter 1, which are used to dynamically monitor the blocking degree, so as to make reasonable adjustment in time, and through the multi-stage filtration design, the blockage failure rate can be reduced by more than 80%.

[0029] The technical scope of the utility model is not only limited to the content in the above description, and the person skilled in the art can make various deformations and modifications to the above embodiment without departing from the technical thought of the utility model, and these deformations and modifications should all belong to the protection scope of the utility model.

Claims

1. A hydraulic element anti-blocking mechanism in a heat transfer fluid circulation system, characterized by: The application relates to a self-cleaning cyclone filter (1), a metal filter screen (2) is detachably arranged at the liquid inlet end of the filter (1), pipes (3) are arranged between the liquid outlet end of the filter (1) and the liquid inlet end of a radiator, between the liquid outlet end of the radiator and the liquid inlet end of a hydraulic component, and between the liquid outlet end of the hydraulic component and the liquid inlet end of the filter (1), and the pipes (3) adopt gradually tapered and expanded flow channels.

2. The hydraulic element anti-blocking mechanism in a heat dissipating fluid circulating system according to claim 1, wherein: A magnetic adsorption module (8) with an embedded electromagnetic coil is arranged at the position with the minimum inner diameter of the pipe (3) between the liquid outlet end of the filter (1) and the liquid inlet end of the radiator.

3. The hydraulic element anti-blocking mechanism in a heat dissipating fluid circulating system according to claim 2, wherein: Spiral flow guiding fins (7) are arranged inside the side of the pipe (3) close to the radiator.

4. The hydraulic element anti-blocking mechanism in a heat dissipating fluid circulating system according to claim 3, wherein: The inner wall of the pipe (3) is a wall surface sprayed with a polytetrafluoroethylene coating, and the surface roughness Ra of the inner wall of the pipe (3) is less than or equal to 0.8 microns.

5. The hydraulic element anti-blocking mechanism in a heat dissipating fluid circulating system according to claim 4, wherein: The connecting positions of the pipe (3) are sealed by sealing rings made of fluorine rubber.

6. The hydraulic component anti-blocking mechanism in a heat transfer fluid circulating system of claim 1, wherein: Sliding blocks (6) are fixed at the end of the filter screen (2), and the liquid inlet end of the filter (1) is provided with an insertion groove (4) for inserting the sliding blocks (6), and the side of the insertion groove (4) is provided with a sliding groove (5) for sliding the sliding blocks (6).

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