CN113566457A

CN113566457A - Novel condenser

Info

Publication number: CN113566457A
Application number: CN202010356323.XA
Authority: CN
Inventors: 沈平; 龙飞燕; 黄乃玉; 梁立兴
Original assignee: Nanning Anhe Mechanical Equipment Co ltd
Current assignee: Nanning Anhe Mechanical Equipment Co ltd
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2021-10-29

Abstract

The invention relates to a novel condenser which comprises a core assembly, a left water collecting pipe, a right water collecting pipe and a drying pipe, wherein the left end and the right end of the core assembly are respectively connected with the left water collecting pipe and the right water collecting pipe which are parallel to each other, the core assembly comprises a plurality of condensation pipes which are arranged at intervals and heat conducting sheets which are arranged in the intervals, the heat conducting sheets are fixedly connected with the outer side wall of the condensation pipes, one end of each condensation pipe is connected with the side wall of the left water collecting pipe and communicated with the pipe cavity of the left water collecting pipe, the other end of each condensation pipe is connected with the side wall of the right water collecting pipe and communicated with the pipe cavity of the right water collecting pipe, one end of each heat conducting sheet is fixedly connected onto the outer side wall of the left water collecting pipe, the other end of each heat conducting sheet is fixedly connected onto the outer side wall of the right water collecting pipe, the left side of the left water collecting pipe is provided with the drying pipe, and the end of the drying pipe is communicated with the end part of the left water collecting pipe. The novel condenser has the advantages of good heat dissipation effect, good air tightness, simple manufacturing process, low manufacturing cost and good corrosion resistance.

Description

Novel condenser

Technical Field

The invention relates to the technical field of condensers, in particular to a novel condenser.

Background

The automobile condenser is usually installed in front of a radiator tank of an automobile engine compartment, a cooling fan is used for radiating heat for the condenser, and high-temperature and high-pressure air pressure refrigerant enters a condensation pipe to be liquefied into liquid and flows out, and then enters a liquid storage drying filter and an evaporator. The condenser for the automobile is an air conditioner radiator arranged in an automobile air conditioning system, whether the tightness of the condenser for the automobile is good or not directly determines the heat dissipation function of the automobile air conditioning system, the traditional condenser for the automobile air conditioning mainly comprises a condenser core body and liquid water chambers arranged on two sides of the condenser core body, the condenser core body and the liquid water chambers are welded and fixed after being directly inserted into a notch formed by punching, the sealing performance is poor, the pressure resistance is insufficient, a refrigerant medium is easily leaked in the early stage, and the function failure of the automobile air conditioning system is caused.

As shown in fig. 5, the protruding edges are disposed on both sides of the upper sheet and the lower sheet, and the protruding edges of the upper sheet and the lower sheet are welded to form a tube shape, so that the condenser tube can be manufactured by the above method, but the width of the whole tube is too wide due to the protruding parts on both sides of the tube, the size precision is not suitable for the manufacturing process of the condenser, and the manufacturing efficiency is not high, the material consumption is large, the weight is large, the cost is high, and the corrosion resistance is poor.

As shown in fig. 6, this scheme sets up the bump at lamellar body both sides border department interval down, correspond at last lamellar body both sides and lower lamellar body bump and be provided with bump complex through-hole, through pressing, the bump that makes lower lamellar body passes the through-hole, make last lamellar body and lower lamellar body lock together, form the tubulose, adopt this scheme though can make the condenser pipe, this pipe gas tightness is poor, produce gaseous leakage easily, the security performance is poor, and the width of pipe is not high too wide, size precision does not accord with condenser preparation technology, and the preparation efficiency, the material consumes greatly, heavy in weight, with high costs and corrosion resistance poor.

According to the prior art scheme shown in fig. 7, a plurality of gaps are formed in two sides of the upper sheet body, a convex edge is arranged at the position, corresponding to the gap of the upper sheet body, of the lower sheet body, the convex edge is matched with the gap, the upper sheet body is fastened with the lower sheet body to form a condensation pipe, the condensation pipe manufactured by the scheme cannot reach the overlarge size precision, the material consumption is large, the manufacturing cost is high, the corrosion resistance is poor, the occupied area of the condenser manufactured by the condensation pipe is large, and a large amount of space is wasted.

According to the prior art scheme shown in fig. 8, the two sides of the lower sheet body are bent into a U shape, and the upper sheet body is buckled on the lower sheet body, so that the air tightness problem of the scheme shown in fig. 5 is solved, leakage cannot be easily caused, the problem of overlarge width size precision cannot be solved, the manufacturing process requirement of a condenser cannot be met, the manufacturing cost is high, the weight is overlarge, and the corrosion resistance is poor.

Disclosure of Invention

The invention aims to provide a novel condenser which is good in heat dissipation effect, good in air tightness, simple in manufacturing process and low in manufacturing cost.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows:

a novel condenser comprises a core assembly, a left water collecting pipe, a right water collecting pipe and a drying pipe, wherein the left end and the right end of the core assembly are respectively connected with the left water collecting pipe and the right water collecting pipe which are parallel to each other, the core assembly comprises a plurality of condensation pipes which are arranged at intervals and heat conducting fins which are arranged in the intervals, the heat conducting fins are fixedly connected with the outer side wall of the condensing pipe, one end of each condensing pipe is connected with the side wall of the left water collecting pipe and is communicated with the cavity of the left water collecting pipe, the other end of each condensing pipe is connected with the side wall of the right water collecting pipe and is communicated with the cavity of the right water collecting pipe, one end of each heat conducting fin is fixedly connected on the outer side wall of the left water collecting pipe, the other end of each heat conducting fin is fixedly connected on the outer side wall of the right water collecting pipe, and a drying pipe is arranged on the left side of the left water collecting pipe and is communicated with the end part of the left water collecting pipe.

Preferably, the condensation pipe comprises a pipe body and a plurality of fins arranged in the pipe body, each fin is distributed at intervals along the axial direction of the pipe body, a cutting area is formed between every two adjacent fins, a plurality of clamping grooves are formed at two ends of each fin by inwards recessing the upper side wall and the lower side wall of the outer pipe body, and each clamping groove is distributed at intervals along the radial direction.

Preferably, the pipe body is formed by bending a sheet body and welding two ends of the sheet body through high frequency.

Preferably, the fin is provided with a plurality of circulation grooves with vertically oriented notches, and the upper circulation groove and the lower circulation groove are distributed in a staggered manner along the radial direction, so that the end surfaces of the upper circulation groove and the lower circulation groove are in a zigzag shape.

Preferably, the number of the condensation pipes is 10-300.

Preferably, the thickness of the condensation pipe is 1-14mm, and the width of the condensation pipe is 8-100 mm.

Preferably, the thickness of the fin is 0.03-0.3 mm.

Preferably, the distance between the clamping groove and the end part of the fin is 0.6-2.8 mm; the distance between two adjacent fins is 5-20 mm.

Preferably, the heat conductive sheet is made of a heat conductive material.

Preferably, two sides of the core assembly are provided with protective edges, and the protective edges are fixedly connected with the outer wall of the condensation pipe.

Due to the adoption of the technical scheme, the invention has the following beneficial effects:

(1) the novel condenser adopts a plurality of condensing pipes which are arranged at intervals, and a plurality of heat conducting sheets are arranged in the intervals to form a core assembly of the condenser, the heat conducting sheets are fixedly connected with the outer side wall of the condensing pipes, one end of each condensing pipe is connected with the side wall of a left water collecting pipe and is communicated with a pipe cavity of the left water collecting pipe, the other end of each condensing pipe is connected with the side wall of a right water collecting pipe and is communicated with the pipe cavity of the right water collecting pipe, one end of each heat conducting sheet is fixedly connected on the outer side wall of the left water collecting pipe, the other end of each heat conducting sheet is fixedly connected on the outer side wall of the right water collecting pipe, a drying pipe is arranged on the left side of the left water collecting pipe, the drying pipe is communicated with the left water collecting pipe, the outer side wall of the drying pipe is fixedly connected with the left outer wall of the left water collecting pipe, and the heat exchange rate of high-temperature refrigerant and outside air is increased through the condensing pipes and the heat conducting sheets, the drying pipe, the left water collecting pipe, the condensing pipe and the right water collecting pipe are communicated and sealed at the joints, so that gas leakage is prevented, and the air tightness is good;

(2) the condenser pipe comprises a pipe body and a plurality of fins arranged in the pipe body, wherein each fin is arranged at intervals along the axial direction of the pipe body, a cutting area is formed between every two adjacent fins, a plurality of clamping grooves are formed in the two ends of each fin by inwards sinking the upper side wall and the lower side wall of the outer pipe body, and each clamping groove is distributed at intervals along the radial direction. The fin is through brazing the welding in the body, the circulation groove of orientation about being equipped with a plurality of notches on the fin, go up the circulation groove and radially crisscross the distribution setting, make its terminal surface be the dogleg shape, through set up polylith fin in the body, and set up a plurality of screens groove restriction fin positions, thereby increase atmospheric pressure refrigerant and fin heat exchange area, fin rethread body produces the heat exchange with the outside air, increase the cooling efficiency of atmospheric pressure refrigerant, promote the radiating effect of condenser, compare the condenser pipe in traditional condenser, the condenser pipe circulation groove in this application is many more, the radiating effect is better.

(3) The body of condenser pipe is buckled and is formed through high frequency welding with both ends by a slice body, and the condenser pipe body that adopts this technology to make realizes the change of pipe quantity easily when reducing width size, realizes more sealed chambeies quantity, effectively improves heat dispersion, can also increase the gas tightness of body, and the difficult production gas that produces reveals, increases the stability of body, has fine corrosion resistance moreover.

(4) The novel condenser has good heat dissipation effect and good air tightness, the number of the sealing cavities can be adjusted according to the heat dissipation requirement, the change and the manufacture process are simple, and the manufacture cost is low.

Drawings

FIG. 1 is a schematic diagram of the novel condenser of the present invention;

FIG. 2 is a schematic view of the structure of the condenser tube according to the present invention;

FIG. 3 is a schematic structural view of a fin of the present invention;

FIG. 4 is a schematic view of a process for manufacturing a condenser tube according to the present invention;

FIG. 5 is a schematic structural view of a comparative example of a condensation duct of the present invention;

FIG. 6 is a schematic structural view of a comparative example of a condensation duct of the present invention;

FIG. 7 is a schematic structural view of a comparative example of a condensation duct of the present invention;

FIG. 8 is a schematic structural view of a comparative example of a condensation duct of the present invention;

FIG. 9 is a schematic structural view of a comparative example of a condensation duct of the present invention;

FIG. 10 is a schematic structural view of a comparative example of a condensation duct of the present invention;

FIG. 11 is a schematic structural view of a comparative example of a condensation duct of the present invention;

fig. 12 is a schematic structural view of a comparative example of the condensation duct of the present invention.

In the attached drawing, 1-a core assembly, 11-a condenser pipe, 12-a heat conducting fin, 2-a left water collecting pipe, 3-a right water collecting pipe, 4-a drying pipe, 5-a pipe body, 6-a fin, 7-a clamping groove, 8-a circulating groove and 9-a protective edge.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings, in which preferred embodiments are shown. It should be noted, however, that the numerous details set forth in the description are merely for the purpose of providing the reader with a thorough understanding of one or more aspects of the present invention, which may be practiced without these specific details.

As shown in fig. 1, the novel condenser according to the present invention comprises a core assembly 1, a left water collecting pipe 2, a right water collecting pipe 3 and a drying pipe 4, wherein the core assembly 1 comprises a plurality of condensing pipes 11 and heat conducting fins 12, and the condensing pipes 11 have a length of 1m, a thickness of 4mm and a width of 10 mm. Condenser 11 is 28, 28 condenser 11 interval arrangement to be equipped with the conducting strip 12 of being made by the heat conduction material in its interval, conducting strip 12 and 11 lateral wall fixed connection of condenser, every condenser 11's one end and 2 lateral walls of left collector pipe are connected and communicate with 2 lumens of left collector pipe, every condenser 11's the other end and 3 lateral walls of right collector pipe are connected and communicate with 3 lumens of right collector pipe, condenser 11 includes body 5 and locates two fins 6 in body 5, the thickness of fin 6 is 0.2 mm. Two fins 6 are arranged along the axis direction of pipe body 5 at intervals, a cutting area is formed between two adjacent fins 6, and the distance between two adjacent fins 6 is 14 mm. The fin 6 is welded in the tube body 5 through brazing, the two ends of the fin 6 are formed by inwards recessing the upper side wall and the lower side wall of the tube body 5 to form clamping grooves 7, and each end is provided with 3 clamping grooves 7, 3 clamping grooves 7 are distributed at intervals along the radial direction. The distance between the clamping groove 7 and the end part of the fin 6 is 1.5 mm. The fin 6 is provided with a plurality of circulation grooves 8 with the notches facing up and down, and the upper circulation groove 8 and the lower circulation groove 8 are distributed in a staggered mode along the radial direction, so that the end faces of the upper circulation groove and the lower circulation groove are in a zigzag shape. Every the one end fixed connection of conducting strip 12 is on the lateral wall of left collector pipe 2, every the other end fixed connection of conducting strip 12 is on the lateral wall of right collector pipe 3, 2 left sides of left side collector pipe are equipped with drying tube 4, drying tube 4 and 2 intercommunications of left collector pipe, 1 both sides of core assembly are equipped with safe edge 9, safe edge 9 with 11 outer wall fixed connection of condenser pipe, safe edge 9 increase the intensity of condenser both sides, prevent that condenser pipe 11 from receiving the extrusion deformation, influence the radiating effect.

As shown in fig. 5, in the prior art, the protruding edges are disposed on both sides of the upper sheet body and the lower sheet body, and the protruding edges of the upper sheet body and the protruding edges of the lower sheet body are welded to form a tubular shape, so that the condenser tube can be manufactured by using the above technical scheme, however, the width of the whole tube is too wide due to the protruding parts on both sides of the tube, the size precision does not conform to the manufacturing process of the condenser, and the manufacturing efficiency is not high, the material consumption is large, and the weight is large.

As shown in fig. 6, this scheme sets up the bump at lower lamellar body both sides border department interval, correspond at last lamellar body both sides and lower lamellar body bump and be provided with bump complex through-hole, through pressing, the bump that makes lower lamellar body passes the through-hole, make last lamellar body and lower lamellar body lock together, form the tubulose, adopt this scheme though can make the condenser pipe, this pipe gas tightness is poor, produce gaseous leakage easily, the security performance is poor, and the width of pipe is not high too wide, size precision is not conform to condenser preparation technology, and the efficiency of manufacture, the material consumes greatly, heavy weight, and is with high costs.

According to the prior art scheme shown in fig. 7, a plurality of gaps are formed in two sides of the upper sheet body, a convex edge is arranged at the position, corresponding to the gap of the upper sheet body, of the lower sheet body, the upper sheet body is fastened with the lower sheet body through the cooperation of the convex edge and the gap, a condensation pipe is formed, the condensation pipe manufactured by the scheme cannot be too large in size precision, the material consumption is large, the manufacturing cost is high, and the occupied area of a condenser manufactured by the condensation pipe is large, so that a large amount of space is wasted.

According to the prior art scheme shown in fig. 8, the two sides of the lower sheet body are bent into a U shape, and the upper sheet body is buckled on the lower sheet body, so that the air tightness problem of the scheme shown in fig. 5 is solved, leakage cannot be easily caused, the problem of overlarge width size precision cannot be solved, the manufacturing process requirement of the condenser cannot be met, the manufacturing cost is high, and the weight is overlarge.

According to the prior art scheme shown in fig. 9, the condenser is formed by bending a sheet body and then welding outer walls of two ends, although the scheme only uses one side of a welded pipe body, the welding position is welded after the upper end is folded and the lower end is folded, the thickness of the welding position is increased, the occupied area in the pipe is large, the heat dissipation effect is affected, and the condenser manufactured by the scheme is low in use efficiency.

As shown in fig. 10, in the prior art, a pipe body is extruded and molded, although welding is not required, the inside of the pipe body is provided with the heat dissipation strip, the heat dissipation strip extrudes the pipe wall, and if the pipe wall is thin, the heat dissipation strip can press through the pipe wall of the condenser pipe, so that the pipe wall of the condenser pipe manufactured by the scheme is thick, the heat dissipation effect is poor, the consumed material is large, and the manufacturing cost is high.

As shown in fig. 11, the solution is composed of middle folding tubes and inner fins, and the solution is prone to generate leakage at the middle folding position and has poor process stability.

As shown in fig. 12, the solution is composed of side folds and inner fins, and the solution is easy to leak at the end and has poor process stability.

The condenser pipe of the scheme shown in fig. 5-12, compared with the condenser pipe of the scheme of the application, can be seen that the scheme of the application has simple manufacturing process and less material consumption, the thickness of the pipe wall is reduced and optimized while the strength of the pipe wall is ensured, compared with the pipe wall of the existing condenser pipe, the pipe wall of the condenser pipe of the scheme of the application is thinner, the process is simpler to realize, the weight is reduced by 20% compared with the existing condenser pipe, the hardness reaches the process standard, and the strength is improved by 30%.

During installation, two sides of an aluminum alloy sheet body are firstly folded to form a pipe body with one side opened, the end surface of the pipe body is in an ellipse-like shape, two fins are respectively placed into a long-strip-shaped pipe body from one side of the opening, the two fins are placed at intervals along the axial direction of the pipe body, then the two sides of the opening of the pipe body are welded at high frequency, the middle parts of the two sides of the pipe body are extruded to enable the inner side walls of the two sides of the pipe body to be in close contact with the bottom of a circulation groove, then clamping grooves 7 are punched on the outer walls of the two sides of the pipe body at the positions of the two ends of the fins 6, and the condenser pipe 11 is manufactured; arranging a plurality of condensation pipes 11 at intervals, welding heat conducting fins 12 in the intervals, inserting one end of each condensation pipe 11 into the left water collecting pipe 2, communicating the condensation pipes 11 with the left water collecting pipe 2, and welding and sealing; the other end of the condensation pipe 11 is inserted into the right water collecting pipe 3, so that the condensation pipe 11 is communicated with the right water collecting pipe 3 and is welded and sealed; install drying tube 4 in left side collector tube 2, drying tube 4 is fixed through fixed shelf one end, and fixed shelf one end welds with 2 outer walls of left collector tube, with the pipe intercommunication with left collector tube 2 and drying tube 4, welds all spare parts together through brazing after all parts assembly are accomplished, accomplishes the installation of novel condenser.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A novel condenser is characterized in that: including core assembly, left collector pipe, right collector pipe and drying tube, both ends are connected respectively and are left collector pipe and right collector pipe that are parallel to each other about the core assembly, the core assembly includes a plurality of interval arrangement's condenser pipe and locates the conducting strip in its interval, conducting strip and condenser pipe outside wall fixed connection, every the one end and the left collector pipe lateral wall of condenser pipe are connected and communicate with left collector pipe lumen, every the other end and the right collector pipe lateral wall of condenser pipe are connected and communicate with right collector pipe lumen, every the one end fixed connection of conducting strip is on the lateral wall of left collector pipe, every the other end fixed connection of conducting strip is on the lateral wall of right collector pipe, left side collector pipe left side is equipped with the drying tube, the tip intercommunication of drying tube and left collector pipe.

2. The new condenser of claim 1, wherein: the condenser pipe comprises a pipe body and a plurality of fins arranged in the pipe body, wherein each fin is arranged at intervals along the axial direction of the pipe body, a cutting area is formed between every two adjacent fins, a plurality of clamping grooves are formed in the two ends of each fin by inward sinking of the upper side wall and the lower side wall of the outer pipe body, and each clamping groove is distributed at intervals along the radial direction.

3. The new condenser of claim 2, wherein: the pipe body is formed by bending a sheet body and welding two ends of the sheet body through high frequency.

4. The new condenser of claim 2, wherein: the fin is provided with a plurality of circulation grooves with vertically oriented notches, and the upper circulation grooves and the lower circulation grooves are distributed in a staggered mode along the radial direction, so that the end faces of the upper circulation grooves and the lower circulation grooves are in a zigzag shape.

5. The new condenser of claim 1, wherein: the number of the condensation pipes is 10-300.

6. The new condenser of claim 1, wherein: the thickness of the condensation pipe is 1-14mm, and the width of the condensation pipe is 8-100 mm.

7. The new condenser of claim 2, wherein: the thickness of the fin is 0.03-0.3 mm.

8. The new condenser as claimed in claim 2 or 6, wherein: the distance between the clamping groove and the end part of the fin is 0.6-2.8 mm; the distance between two adjacent fins is 5-20 mm.

9. The new condenser of claim 1, wherein: the heat-conducting sheet is made of a heat-conducting material.

10. The new condenser of claim 1, wherein: and two sides of the core assembly are provided with protective edges which are fixedly connected with the outer wall of the condensation pipe.