CN217817584U

CN217817584U - Filter component for liquid storage device, integrated welded liquid storage device and parallel flow-through cold type condenser

Info

Publication number: CN217817584U
Application number: CN202221252614.5U
Authority: CN
Inventors: 房娟华; 王璐
Original assignee: Tianjin Sanden Auto Airconditioning Co Ltd
Current assignee: Tianjin Sanden Auto Airconditioning Co Ltd
Priority date: 2022-05-24
Filing date: 2022-05-24
Publication date: 2022-11-15
Anticipated expiration: 2032-05-24

Abstract

The utility model relates to a filtering component for a liquid storage device, an integrally welded liquid storage device and a parallel flow cold type condenser, wherein the filtering component comprises an upper supporting plate, a reticular filter cylinder and a bracket, and the upper supporting plate, the reticular filter cylinder and the bracket are all made of stainless steel materials; the upper supporting plate is a bordure plate with a ring-shaped slot, the reticular filter cylinder is of a cylinder structure with a bottom and an upper flanging, the bracket is a U-shaped bracket with an upper flanging, the depth of the bracket is greater than the height of the reticular filter cylinder, and the U-shaped bracket is sleeved outside the reticular filter cylinder; the upper flanging of the reticular filter cylinder and the upper flanging of the U-shaped bracket are embedded in the annular slot of the upper supporting plate, and the three are fixed into an integral structure through the edge; the upper and lower end covers of the integrally welded accumulator are welded with the cylinder, the filter component is adopted in the cylinder, and the integrally welded accumulator is adopted as the accumulator welded on the parallel flow-through cold condenser. The utility model discloses the filter component has satisfied the welding process requirement of reservoir, the utility model discloses the reservoir leakproofness is good.

Description

Filter component for liquid storage device, integrated welded liquid storage device and parallel flow-through cold type condenser

Technical Field

The utility model belongs to the technical field of vehicle air conditioner, in particular to filter component, integrative welding formula reservoir and parallel flow through cold type condenser for the liquid storage ware.

Background

The liquid accumulator has the functions of drying, filtering, gas-liquid separation, refrigerant storage and the like, and is generally matched with a parallel flow condenser for use; in the prior art, a refrigerant pipeline for connecting a condenser and a liquid receiver is omitted, the product structure of the liquid receiver is simplified, the shape of the liquid receiver is changed, a collecting pipe and a cylinder are assembled and combined, a refrigerant outflow port and a return port are punched at corresponding positions of the collecting pipe, a spacer is arranged in the collecting pipe between the refrigerant outflow port and the return port, a drying agent and a filter element are arranged in the cylinder, and the cylinder is fastened and sealed by using a threaded plug provided with a sealing ring. The sealing ring is made of rubber materials and plastic materials of filtering pieces, is not high-temperature resistant and has certain flammability; and the production and manufacturing cost is high, and the market leakage rate is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming prior art's weak point, providing a filter component, integrative welded type reservoir and parallel flow through cold type condenser for the liquid receiver.

One of the above objects of the present invention is achieved by the following technical solution:

a filter member for a liquid reservoir, characterized in that: the filter component comprises an upper supporting plate, a reticular filter cylinder and a bracket, wherein the upper supporting plate, the reticular filter cylinder and the bracket are all made of stainless steel materials; the upper supporting plate is a bordure plate with an annular slot, the reticular filter cylinder is of a cylinder structure with a bottom and an upper flanging, the support is a U-shaped support with an upper flanging, the depth of the U-shaped support is greater than the height of the reticular filter cylinder, and the U-shaped support is sleeved outside the reticular filter cylinder; the upper flanging of the reticular filter cylinder and the upper flanging of the U-shaped support are embedded in the annular slot of the upper support plate, and the upper support plate, the reticular filter cylinder and the U-shaped support are fixed into an integral structure through the edge covering.

And further: the upper supporting plate and the net-shaped filter cylinder are both of punch forming structures, and the support is of a plate bending forming structure.

The second objective of the present invention is achieved by the following technical solution:

the utility model provides an integrative welded type reservoir, includes barrel, upper end cover, lower extreme cover, filter component and drier in bags, is provided with inlet and liquid outlet, its characterized in that on the barrel lateral wall: the filter component adopts the filter component for the liquid storage device, the upper end cover is fixedly connected with the upper port of the cylinder body in a brazing and sealing manner, the bagged drying agent and the filter component are arranged in the cylinder body from top to bottom, the lower end of the bagged drying agent is contacted with the upper end of the upper support plate of the filter component, and the lower end cover is fixedly connected with the lower port of the cylinder body in a sealing manner through full-circle flame welding or gas shielded welding; the inner end face of the lower end cover is in pressing contact with the bottom transverse edge of the U-shaped support of the filtering component to limit the filtering component at the lower part, a plurality of inner convex points are arranged on the side wall of the barrel close to the lower part along the circumferential direction, and the inner convex points are in contact with the upper end of the upper support plate of the filtering component to limit the filtering component at the upper part; a fit clearance is reserved between the outer ring surface of the upper support plate of the filter component and the interior of the cylinder body, and the fit clearance is smaller than the particle size of the filtered impurities; the liquid inlet on the cylinder body is positioned above the position where the bagged desiccant is loaded, and the liquid outlet on the cylinder body is positioned at the position corresponding to the reticular filter drum of the filter component.

Further: and a plurality of inner convex points on the cylinder body are formed in a stamping mode.

The third objective of the present invention is realized by the following technical solution:

the utility model provides a parallel flow flows cold type condenser, includes condenser core body and reservoir, condenser core body mainly includes two collecting pipes, sets up and is used for holding the flat pipe that refrigerant overflows and set up the wing area between flat pipe between two collecting pipes, and the system has refrigerant import and refrigerant export on the collecting pipe of one side, and the outside portion of opposite side collecting pipe is brazed with the barrel of reservoir and is connected to be provided with between the barrel of opposite side collecting pipe and reservoir and overflow the through-hole down, its characterized in that: the reservoir adopts foretell integrative welding formula reservoir, and the upper end cover and the barrel of reservoir integrative welding shaping when condenser core body is brazed to assemble, and the lower end cover and the barrel of reservoir weld shaping again after condenser core body is brazed to shape.

The utility model has the advantages and positive effect:

1. the utility model discloses the filter component comprises upper support plate, netted section of thick bamboo and support triplex, and triplex all adopts stainless steel material, compares current rubber, the filter piece of plastics, has better high temperature resistance, has satisfied the technological requirement of end cover and barrel welding; and the liquid storage device has better corrosion resistance, cannot be corroded and deteriorated in the subsequent long-term use process, and can be beneficial to ensuring the long-term stable use of the liquid storage device.

2. The upper supporting plate in the filtering component of the utility model can bear the bagged drying agent, plays a role in supporting, has elasticity, can effectively absorb processing and assembling tolerance during assembling, and forms close fit with the cylinder body; the height difference between the support in the filtering component and the net-shaped filtering cylinder can effectively reduce heat conduction during welding, the burning of the outer diameter of the covered edge of the net-shaped filtering cylinder is avoided, the matching tolerance between the filtering component and the inner wall surface of the cylinder body is ensured, and the filtering component can be smoothly assembled and meanwhile effective filtering can be ensured.

3. The utility model discloses filter component passes through on the barrel interior terminal surface of integrated into one piece's interior convex point and lower extreme cover and goes on spacing and lower spacing to it respectively, has guaranteed that filter screen component is stable be fixed in the barrel inside, has the structure and simplifies, assembles convenient advantage.

4. The integrally welded liquid accumulator is fixedly connected with the holes at the two ends and the end covers at the two ends of the cylinder in a welding mode, so that the long-term sealing stability of the liquid accumulator is ensured; this filtration piece of integrative welding formula reservoir adopts stainless steel's branch piece integrated configuration, adopts ordinary conventional processing mode to realize, and current filtration piece is plastic material, adopts the mode of mould injection moulding to realize, and mould development cost is high, consequently, this integrative welding formula reservoir is compared in current structure, has reduced manufacturing cost.

5. The parallel flow cold type condenser adopts the integrated welding type liquid storage device, and has the advantages of low manufacturing cost and good sealing performance.

Drawings

FIG. 1 is a schematic view of the overall structure of the filter element of the present invention;

FIG. 2 is a schematic view of the split structure of the filtering member of the present invention;

FIG. 3 is a schematic overall appearance view of the integrally welded reservoir of the present invention;

fig. 4 is a schematic view of a split structure of the integrally welded reservoir of the present invention;

figure 5 is a partial cross-sectional view of the utility model discloses a welding reservoir

Fig. 6 is a schematic diagram of the overall structure of a parallel flow cold condenser according to the present invention.

Detailed Description

The structure of the present invention will be further explained by embodiments with reference to the accompanying drawings. It is to be understood that this embodiment is illustrative and not restrictive.

Referring to fig. 1-2, a filter element 1 for a liquid storage device is a separate assembly made of a metal material, preferably a stainless steel material. The filter comprises an upper supporting plate 1.1, a reticular filter cylinder 1.2 and a bracket 1.3. The upper supporting plate is provided with a binding plate with an annular slot 1.1.1, and is formed by stamping, wherein the annular slot is used for matching with the upper part of the reticular filter cylinder and the upper part of the bracket. The net-shaped filter cylinder is of a cylinder structure with an upper flanging and a cylinder bottom at the upper part and the lower part respectively, the whole filter cylinder is formed by punching a plane filter screen, and the mesh number can be selected according to requirements. The support is a U-shaped support, the upper parts of two parallel vertical edges of the U-shaped support are provided with upward flanges, the U-shaped support is formed by bending plates, and the depth of the formed U-shaped support is larger than the height of the formed reticular filter cylinder. The U-shaped support is sleeved outside the reticular filter cylinder, and two sides of the U-shaped support can be in contact with the outer surface of the reticular filter cylinder or not, so that the internal reticular filter cylinder is protected, and the structural stability and firmness of the whole filter component are ensured. The reticular filter cylinder is concentrically matched with the upper supporting plate, the upper flanging 1.2.1 of the reticular filter cylinder and the upper flanging 1.3.1 of the U-shaped support are embedded in the annular slot of the upper supporting plate, and the upper supporting plate, the reticular filter cylinder and the U-shaped support are fixed into an integral structure through edge covering. Specifically, insert the annular slot on the backup pad after going up turn-ups of netted section of thick bamboo and the elastic deformation on the support earlier, treat to insert the back, flatten the backup pad, through last backup pad with the netted section of thick bamboo turn up in the last turn-ups formation border fixed connection that spreads over the support.

Referring to fig. 3-5, an integrally welded liquid storage device mainly includes a cylinder 2, an upper end cap 3, a lower end cap 5, a filtering member 1 and a bagged drying agent 4, wherein a liquid inlet 2.1 and a liquid outlet 2.2 are disposed on a side wall of the cylinder, and its novel points of use are: the filter element adopts the combined filter element. The cylinder is machined and formed by an aluminum section, the upper end cover and the lower end cover are formed by an aluminum plate (with a double-sided composite layer) in a punching mode, and the bagged drying agent is formed by sewing or ultrasonic welding after non-woven fabrics are filled into XH-7, XH-9 or equivalent molecular sieves. The upper end cover is fixedly connected with the upper port of the cylinder body in a brazing and sealing mode, the bagged drying agent and the filtering component are arranged in the cylinder body from top to bottom, the lower end of the bagged drying agent is in contact with the upper end of the upper supporting plate of the filtering component, and the lower end cover is fixedly connected with the lower port of the cylinder body in a sealing mode through full-circle flame welding or gas shielded welding. The inner end face of the lower end cover is in pressing contact with the bottom transverse edge of the U-shaped support of the filtering component to limit the filtering component, a plurality of inner convex points 2.3 are arranged on the side wall of the barrel body close to the lower portion in the circumferential direction, and the inner convex points are preferably formed in a stamping mode. The plurality of inner convex points are contacted with the upper end of the upper supporting plate of the filtering component, so that the filtering component forms an upper limit position. A fit clearance is reserved between the outer ring surface of the upper supporting plate of the filtering component and the interior of the cylinder body, and the fit clearance is smaller than the particle size of the filtering impurities so as to prevent the impurities in the refrigerating working medium from passing through the clearance. The fit clearance is generally 0 to 0.5mm. The liquid inlet on the cylinder body is positioned above the position where the bagged desiccant is loaded, and the liquid outlet on the cylinder body is positioned at the position corresponding to the reticular filter drum of the filter component.

The upper supporting plate of the filtering component plays a role in supporting the bagged drying agent on one hand and plays a role in matching with the inner cavity wall of the cylinder on the other hand, and the matching gap between the outer circumferential surface of the upper supporting plate and the inner wall surface of the cylinder ensures that the filtered impurities cannot pass through. The reticular filter cylinder plays a role in filtering the refrigeration working medium. Because the strength of the reticular filter cylinder is not high, the U-shaped support is clamped outside, the integral reinforcing effect is achieved, meanwhile, a certain distance is reserved between the bottom of the reticular filter cylinder and the transverse edge of the U-shaped support, and the reticular filter cylinder and the upper support plate are prevented from being burnt when the lower end cover is welded.

This integrative welding formula reservoir can the lug weld on one side collector tube of condenser, also can use the fixed bolster to be connected with the condenser through the cooperation of external pipeline.

Referring to fig. 6, a parallel flow cold condenser comprises a condenser core body 6 and a liquid storage device, wherein the condenser core body mainly comprises two liquid collecting pipes, flat pipes brazed between the two liquid collecting pipes for containing a refrigerating medium to flow over and a fin belt brazed between the flat pipes, a refrigerating medium inlet 6.1 and a refrigerating medium outlet 6.2 are formed in the liquid collecting pipe on one side, the outer side of the collecting pipe on the other side is brazed with a cylinder of the liquid storage device, an upper flow through hole and a lower flow through hole are formed between the collecting pipe on the other side and the cylinder of the liquid storage device, the refrigerating medium flows into the liquid storage device from the condenser core body through the upper flow through hole, and the refrigerating medium entering the liquid storage device returns to the inside of the condenser core body through the lower flow through hole after impurities are removed by a filtering member. The novel practical points are as follows: the reservoir adopts foretell integrative welding formula reservoir, and the upper end cover and the barrel of reservoir integrative welding shaping when condenser core body is brazed to assemble, and the lower end cover and the barrel of reservoir weld shaping again after condenser core body is brazed to shape.

The parallel flow cold condenser forms different refrigerant shunting modes such as various forms of common U type, N type, M type and the like by arranging the partition plates with different forms in the liquid collecting pipes on two sides. And is not limited in this technical scheme.

The working principle of the parallel flow cold condenser is as follows: the refrigerating medium enters the partial flat tube on the upper part of the condenser core body through the refrigerating medium inlet arranged on the liquid collecting tube on one side, flows into the liquid collecting tube on the other side along the transverse direction through the partial flat tube, then enters the liquid storage device through the upper overflowing through hole between the liquid collecting tube on the other side and the liquid storage device, flows in the liquid storage device from top to bottom, and is filtered by the filtering component, then flows back to the liquid collecting tube on the other side through the lower overflowing through hole between the liquid storage device and the liquid collecting tube on the other side, one or more times back and forth in the liquid collecting tubes on the two sides according to the flow dividing mode of the refrigerant, and finally is discharged from the whole condenser core body through the refrigerating medium outlet on the liquid collecting tube on one side.

Although the embodiments of the present invention and the accompanying drawings are disclosed for illustrative purposes, those skilled in the art will appreciate that: various substitutions, changes and modifications are possible without departing from the spirit of the invention and the scope of the appended claims, and therefore the scope of the invention is not limited to the disclosure of the embodiments and the accompanying drawings.

Claims

1. A filter member for a liquid reservoir, characterized in that: the filter component comprises an upper supporting plate, a reticular filter cylinder and a bracket, wherein the upper supporting plate, the reticular filter cylinder and the bracket are all made of stainless steel materials; the upper supporting plate is a bordure plate with an annular slot, the reticular filter cylinder is of a cylinder structure with a bottom and an upper flanging, the support is a U-shaped support with an upper flanging, the depth of the U-shaped support is greater than the height of the reticular filter cylinder, and the U-shaped support is sleeved outside the reticular filter cylinder; the upper flanging of the reticular filter cylinder and the upper flanging of the U-shaped support are embedded in the annular slot of the upper support plate, and the upper support plate, the reticular filter cylinder and the U-shaped support are fixed into an integral structure through the edge covering.

2. A filter member for a liquid reservoir as defined in claim 1, wherein: go up backup pad and netted section of thick bamboo of straining is stamping forming structure, the support is panel shaping structure of bending.

3. The utility model provides an integrative welded type reservoir, includes barrel, upper end cover, lower extreme cover, filter component and drier in bags, is provided with inlet and liquid outlet, its characterized in that on the barrel lateral wall: the filter component adopts the filter component for the liquid storage device as claimed in claim 1 or 2, the upper end cover is fixedly connected with the upper port of the cylinder body in a soldering and sealing way, the bagged drying agent and the filter component are arranged in the cylinder body from top to bottom, the lower end of the bagged drying agent is contacted with the upper end of the upper support plate of the filter component, and the lower end cover is fixedly connected with the lower port of the cylinder body in a sealing way through full-circle flame welding or gas shielded welding; the inner end face of the lower end cover is in pressing contact with the bottom transverse edge of the U-shaped support of the filtering component to limit the filtering component at the lower part, a plurality of inner convex points are arranged on the side wall of the barrel close to the lower part along the circumferential direction, and the inner convex points are in contact with the upper end of the upper support plate of the filtering component to limit the filtering component at the upper part; a fit clearance is reserved between the outer ring surface of the upper support plate of the filter component and the interior of the cylinder body, and the fit clearance is smaller than the particle size of the filtered impurities; the liquid inlet on the cylinder body is positioned above the position where the bagged drying agent is loaded, and the liquid outlet on the cylinder body is positioned at the position corresponding to the reticular filter cylinder of the filter component.

4. The integrally welded reservoir of claim 3, wherein: and a plurality of inner convex points on the cylinder body are formed in a stamping mode.

5. The utility model provides a parallel flow flows cold type condenser, includes condenser core body and reservoir, condenser core body mainly includes two collecting pipes, sets up and is used for holding the flat pipe that refrigerant overflows and set up the wing area between flat pipe between two collecting pipes, and the system has refrigerant import and refrigerant export on the collecting pipe of one side, and the outside portion of opposite side collecting pipe is brazed with the barrel of reservoir and is connected to be provided with between the barrel of opposite side collecting pipe and reservoir and overflow the through-hole down, its characterized in that: the integrally welded liquid accumulator of claim 3 or 4 is adopted as the liquid accumulator, the upper end cover and the cylinder body of the liquid accumulator are integrally welded and formed during the brazing and assembling of the condenser core body, and the lower end cover and the cylinder body of the liquid accumulator are welded and formed after the brazing and forming of the condenser core body.