CN218511238U

CN218511238U - Exhaust gas recirculation condenser

Info

Publication number: CN218511238U
Application number: CN202222653092.6U
Authority: CN
Inventors: 路田光; 王力超; 路建; 许丁海; 范晓志
Original assignee: Hebei Hengjiayuan Environmental Protection Technology Co ltd
Current assignee: Hebei Hengjiayuan Environmental Protection Technology Co ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-02-21
Anticipated expiration: 2032-09-30

Abstract

The utility model discloses a waste gas recirculation condenser, relate to condenser technical field, including the condenser pipe, the both ends of condenser pipe are connected with the inlet end respectively and give vent to anger the end, the even interval of surface of condenser pipe is provided with a plurality of groups fin, the surface of condenser pipe is close to the department of giving vent to anger and is provided with the drain pipe, the surface of fin is provided with wind-guiding structure, it is provided with isolating construction between end and the drain pipe to give vent to anger, wind-guiding structure is including connecting the spacer in fin lower extreme surface, the lower extreme of spacer is provided with the fan, the side of spacer is provided with the guide vane, the external fixed surface of fan is connected with the protection network, isolating construction includes that the interval sets up in a baffle and No. two baffles of giving vent to anger end inner wall surface, this structure has solved current condenser and has passed through the fan heat dissipation, but the wind that the fan blown is direct blowing, there is not divided structure, cause the heat dissipation inequality of condenser easily, be unfavorable for the problem of the rapid cooling of condenser.

Description

Exhaust gas recirculation condenser

Technical Field

The utility model relates to a condenser technical field specifically is a waste gas recirculation condenser.

Background

The condenser is a component of a refrigeration system, belonging to a type of heat exchanger, which can convert gas or vapor into liquid and transfer the heat in the tube to the air near the tube in a quick manner. The working process of the condenser is a heat releasing process, so that the temperature of the condenser is higher, and as the existing patent discloses a condenser (No. CN 216482357U), the condenser effectively improves the clamping reliability of the condenser pipe, and simultaneously, the first limiting mechanism and the second limiting mechanism can play a role in buffering and protecting the condenser pipe, thereby effectively protecting the safety of the condenser pipe and improving the durability and reliability of the condenser pipe;

but this patent still has certain not enough with current condenser, and current condenser passes through the fan heat dissipation, and the wind that nevertheless the fan blew does not have the partitioned structure for directly blowing, causes the heat dissipation of condenser inhomogeneous easily, is unfavorable for the rapid cooling of condenser, and for this reason, the staff in this field has proposed a waste gas recirculation condenser.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a waste gas recirculation condenser, the effectual current condenser of having solved passes through the fan heat dissipation, but the wind that the fan blown is for directly blowing, does not have the partitioned structure, causes the heat dissipation inequality of condenser easily, is unfavorable for the rapid cooling's of condenser problem.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a waste gas recirculation condenser comprises a condenser pipe, wherein the two ends of the condenser pipe are respectively connected with an air inlet end and an air outlet end, a plurality of groups of radiating fins are uniformly arranged on the outer surface of the condenser pipe at intervals, a drain pipe is arranged on the outer surface of the condenser pipe close to the air outlet end, an air guide structure is arranged on the outer surface of each radiating fin, and a separation structure is arranged between the air outlet end and the drain pipe;

the air guide structure comprises a separating sheet connected to the outer surface of the lower end of the radiating fin, a fan is arranged at the lower end of the separating sheet, a guide sheet is arranged on the side surface of the separating sheet, and a protective net is fixedly connected to the outer surface of the fan.

As a further technical scheme of the utility model, the isolating construction includes that the interval sets up in a baffle and No. two baffles of the end inner wall surface of giving vent to anger, the air vent has been seted up to the surface of a baffle, be connected with the honeycomb duct between drain pipe and the condenser pipe.

As a further technical scheme of the utility model, the quantity of spacing block equals with the quantity of fin, and the two looks one-to-one, be fixed connection between spacing block and the fin.

As a further technical scheme of the utility model, the quantity of guide vane is two sets of and two sets of guide vanes are the symmetric distribution, the spacing piece is the slant and distributes, and the interval variation in size between adjacent two sets of spacing pieces.

As a further technical scheme of the utility model, it is adjacent two sets of between the heat size in the interval size between the spacer and the radiator area that it corresponds is directly proportional.

As a further technical scheme of the utility model, the lower extreme edge of a baffle and the inner wall looks fixed connection who gives vent to anger the end, the lower extreme edge of No. two baffles and the inner wall looks fixed connection who gives vent to anger the end.

As a further technical scheme of the utility model, the both ends of honeycomb duct are linked together with the inside of condenser pipe and drain pipe respectively, the quantity of air vent is three groups and is arranged for "one" font, the upper end height that highly is higher than No. two baffles of a baffle, and the part that just exceeds is 5-15mm.

As a further technical scheme of the utility model, air vent and No. two baffles are located the both sides of honeycomb duct upper end, and a baffle is located between the upper end of drain pipe and the upper end of honeycomb duct.

Advantageous effects

The utility model provides an exhaust gas recirculation condenser. Compared with the prior art, the method has the following beneficial effects:

1. the utility model provides an exhaust gas recirculation condenser, through the effect of wind-guiding structure, when using, has separated into different regions through spacing piece and guide vane between with the fin for the adjacent spacing piece interval of the great part of condenser pipe heat is great, thereby can make the great position of heat blow more wind, can dredge the heat better, is favorable to the cooling of releasing heat fast to the condenser.

2. The utility model provides an exhaust gas recirculation condenser, through the effect of isolating construction, can effectually separate water and gas phase, set up rearmounted water guide structure simultaneously, avoid a small amount of water to follow the passageway that gas flows and together flow from the opening part of the end of giving vent to anger, the practicality effect is stronger.

Drawings

FIG. 1 is a schematic diagram of an EGR condenser;

fig. 2 is a partial sectional view of an exhaust gas recirculation condenser air guide structure;

FIG. 3 is a schematic illustration of a portion of a EGR condenser separation configuration in section;

fig. 4 is a flow diagram of condensation and heat dissipation during operation of an egr condenser.

In the figure: 1. a condenser tube; 2. an air inlet end; 3. an air outlet end; 4. a drain pipe; 5. a heat sink; 6. a wind guide structure; 61. a fan; 62. a separator; 63. a guide piece; 64. a protective net; 7. a separation structure; 71. a first baffle plate; 72. a vent hole; 73. a second baffle plate; 74. and a flow guide pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive work, are related to the scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution of an exhaust gas recirculation condenser: the utility model provides a waste gas recirculation condenser, includes condenser pipe 1, and the both ends of condenser pipe 1 are connected with inlet end 2 respectively and give vent to anger and hold 3, and the even interval of surface of condenser pipe 1 is provided with a plurality of groups fin 5, and the surface of condenser pipe 1 is close to 3 departments of giving vent to anger and is provided with drain pipe 4, and the surface of fin 5 is provided with wind-guiding structure 6, gives vent to anger to hold 3 and be provided with separation structure 7 between the drain pipe 4.

Referring to fig. 2 and 4, the air guiding structure 6 includes a separating plate 62 connected to the outer surface of the lower end of the heat dissipating fin 5, a fan 61 is disposed at the lower end of the separating plate 62, guide plates 63 are disposed on the side surfaces of the separating plate 62, a protective net 64 is fixedly connected to the outer surface of the fan 61, the number of the separating plates 62 is equal to that of the heat dissipating fins 5, and the separating plates 62 and the heat dissipating fins 5 are in one-to-one correspondence, the number of the guide plates 63 is two, the two groups of the guide plates 63 are symmetrically distributed, the separating plates 62 are obliquely distributed, the intervals between two adjacent groups of the separating plates 62 are different, the interval between two adjacent groups of the separating plates 62 is proportional to the heat quantity in the corresponding heat dissipating fin 5 region, when in use, the separating plate 62 and the guide plates 63 separate the heat dissipating fins 5 into different regions, and the interval between the separating plates 62 is different, so that the interval between the adjacent separating plates 62 is larger heat quantity in the portion of the heat dissipating pipe 1 is larger, and more air can be blown to the larger heat dissipating portion, thereby better guiding the heat dissipating heat of the condenser.

Referring to fig. 3, the separation structure 7 includes a first baffle 71 and a second baffle 73 disposed at an interval on an outer surface of an inner wall of the air outlet end 3, an air vent 72 is disposed on an outer surface of the first baffle 71, a flow guide pipe 74 is connected between the water discharge pipe 4 and the condensation pipe 1, a lower end edge of the first baffle 71 is fixedly connected to the inner wall of the air outlet end 3, a lower end edge of the second baffle 73 is fixedly connected to the inner wall of the air outlet end 3, two ends of the flow guide pipe 74 are respectively communicated with the inside of the condensation pipe 1 and the inside of the water discharge pipe 4, the air vent 72 is arranged in three groups and arranged in a shape like a Chinese character 'one', an upper end of the first baffle 71 is higher than an upper end of the second baffle 73, and the higher portion is 5-15mm, the air vent 72 and the second baffle 73 are disposed on two sides of an upper end of the flow guide pipe 74, and the first baffle 71 is disposed between the upper end of the water discharge pipe 4 and the upper end of the flow guide pipe 74.

The utility model discloses a theory of operation: when using, the hot gas flow flows in from the one end of inlet end 2, it becomes the cold air current finally to blow out from the one end of giving vent to anger end 3 through the direction of inlet end 2, under fan 61's effect, cooperation through spacing piece 62 and guide vane 63 has separated into different regions between 5 with the fin, it is different through spacing piece 62 interval, make the adjacent spacing piece 62 interval of the great part of condenser pipe 1 heat great, thereby can make the great position of heat blow to more wind, thereby quick cooling to condenser pipe 1 region, steam is blown out, reach rapid cooling's effect, the heat in the condenser pipe 1 is outwards derived through condenser pipe 1 itself and fin 5, blow away the heat through the effect of fan 61, can make the condensation effect better.

It should be noted that, in the process that the heat flow flows in the condensation pipe 1, the heat flow gradually changes into the cold air flow and the condensed water flow to the latter half, when the water flow and the cold air flow are about to flow to the air outlet end 3, the cold air flow is directly blown to the direction of the evaporator through the air outlet end 3 for recycling, the evaporator blows the air flow to the compression direction, the compressor sends the air flow back for circulation, and the compressor sends the hot air flow to the condenser again for condensation to form circulation.

It should be noted that a is the direction that the fan blows the air current and flows, the utility model provides a compressor and evaporimeter are the structure among the prior art, play a role through cooperating the condenser.

And rivers can be directly outwards discharged from drain pipe 4 under the action of gravity, simultaneously can flow to the port of giving vent to anger end 3 when rivers are great, carry out the secondary separation to rivers through the setting of No. two baffles 73, discharge in rethread honeycomb duct 74 leads rivers to drain pipe 4, and the practicality effect is stronger.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The waste gas recirculation condenser comprises a condensation pipe (1), and is characterized in that two ends of the condensation pipe (1) are respectively connected with a gas inlet end (2) and a gas outlet end (3), a plurality of groups of cooling fins (5) are uniformly arranged on the outer surface of the condensation pipe (1) at intervals, a drain pipe (4) is arranged on the outer surface of the condensation pipe (1) close to the gas outlet end (3), a wind guide structure (6) is arranged on the outer surface of each cooling fin (5), and a separation structure (7) is arranged between the gas outlet end (3) and the drain pipe (4);

the air guide structure (6) comprises a separating sheet (62) connected to the outer surface of the lower end of the radiating fin (5), a fan (61) is arranged at the lower end of the separating sheet (62), a guide sheet (63) is arranged on the side surface of the separating sheet (62), and a protective net (64) is fixedly connected to the outer surface of the fan (61).

2. The exhaust gas recirculation condenser of claim 1, wherein the separation structure (7) comprises a first baffle (71) and a second baffle (73) which are arranged at intervals on the outer surface of the inner wall of the gas outlet end (3), the outer surface of the first baffle (71) is provided with a vent hole (72), and a guide pipe (74) is connected between the drain pipe (4) and the condenser pipe (1).

3. An egr condenser according to claim 1, characterized in that the number of said dividing plates (62) is equal to the number of said cooling fins (5) and there is a one-to-one correspondence, and said dividing plates (62) are fixedly connected to the cooling fins (5).

4. An EGR condenser in accordance with claim 3 wherein the number of the guiding fins (63) is two and the two sets of guiding fins (63) are symmetrically distributed, the separating fins (62) are diagonally distributed, and the spacing between two adjacent sets of separating fins (62) is different.

5. An egr condenser as claimed in claim 4 wherein the spacing between two adjacent sets of said separating fins (62) is proportional to the amount of heat in the corresponding fin (5) region.

6. An EGR condenser according to claim 2, wherein the lower edge of the first baffle (71) is fixedly connected with the inner wall of the air outlet end (3), and the lower edge of the second baffle (73) is fixedly connected with the inner wall of the air outlet end (3).

7. The condenser as claimed in claim 6, wherein both ends of the flow guide pipe (74) are respectively communicated with the interior of the condenser pipe (1) and the interior of the drain pipe (4), the number of the vent holes (72) is three and the vent holes are arranged in a line, the height of the upper end of the first baffle (71) is higher than that of the second baffle (73), and the height of the upper end is 5-15mm.

8. An EGR condenser in accordance with claim 7 wherein the air vent (72) and the second baffle (73) are located on both sides of the upper end of the flow guide pipe (74), and the first baffle (71) is located between the upper end of the water discharge pipe (4) and the upper end of the flow guide pipe (74).