CN210374729U

CN210374729U - Cooling medium circulation pipeline

Info

Publication number: CN210374729U
Application number: CN201921325000.3U
Authority: CN
Inventors: 何凯; 张立波; 张爱国; 宋文辉
Original assignee: Xiangyang To Win Machinery Co ltd
Current assignee: Xiangyang To Win Machinery Co ltd
Priority date: 2019-08-15
Filing date: 2019-08-15
Publication date: 2020-04-21
Anticipated expiration: 2029-08-15

Abstract

The utility model discloses a coolant circulation pipeline, including a closed circulating water pipeline, No. two closed circulating water pipelines and open circulation wind pipeline, a closed circulating water pipeline includes circulation outlet pipe and circulation inlet tube No. one, circulation outlet pipe and circulation inlet tube turn-on connection large-scale engine and heat exchanger form closed loop No. one, No. two closed circulating water pipelines include circulation inlet tube and No. two circulation outlet pipes, No. two circulation inlet tube and No. two circulation outlet pipe turn-on connection cooling tower and heat exchanger form closed loop, open circulation wind pipeline includes open circulation air-supply line and open circulation play tuber pipe, open circulation air-supply line one end is connected the cooling fan other end and is connected heat exchanger. The utility model discloses can effectually produce the machine of a large amount of heat to the during operation and carry out rapid cooling, do not influence its work efficiency.

Description

Cooling medium circulation pipeline

Technical Field

The utility model relates to a circulation pipeline field especially relates to a coolant circulation pipeline.

Background

Engines of some large-scale equipment in daily production need to be cooled by cooling equipment due to large heat generation. Namely, the pipeline is added in the machine, so that the cooling medium passes through the pipeline to take out heat, and the heat is circulated all the time to achieve the effect of cooling the machine.

Most cooling system adopts the water cooling at present, and this kind of coolant is cheap and the effect is good, but when engine power is great, the cooling rate of this kind of cooling system's coolant liquid will show to be reduced, and the cooling effect variation of machine can influence the efficiency of production.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a cooling medium circulation pipeline.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a cooling medium circulation pipeline comprises a first closed circulation water pipeline, a second closed circulation water pipeline and an open circulation air pipeline, wherein the first closed circulation water pipeline comprises a first circulation water outlet pipe and a first circulation water inlet pipe, the first circulation water outlet pipe and the first circulation water inlet pipe are in conduction connection with a large-scale engine and a heat exchanger to form a closed loop, the second closed circulation water pipeline comprises a second circulation water inlet pipe and a second circulation water outlet pipe, the second circulation water inlet pipe and the second circulation water outlet pipe are in conduction connection with a cooling tower and the heat exchanger to form a closed loop, the open circulation air pipeline comprises an open circulation air inlet pipe and an open circulation air outlet pipe, one end of the open circulation air inlet pipe is connected with a cooling fan, the other end of the open circulation air outlet pipe is connected with the heat exchanger, the other end of the open circulation air outlet pipe is connected with, a compensation cask is externally connected to the first circulation inlet tube, the first circulation inlet tube is close to the heat exchanger end and is provided with a thermostat, and the second circulation inlet tube is provided with a water pump.

As a further description of the above technical solution:

the heat exchanger comprises a shell, a front cavity and a rear cavity are respectively formed in the front end and the rear end of the shell, two symmetrically-placed tube plates are fixedly arranged in the shell, a plurality of heat exchange tubes are arranged between the two tube plates, a barrel-shaped separation cavity is arranged at the inner end of the shell, and one side end of the barrel-shaped separation cavity is fixedly connected to the tube plate close to the rear cavity.

As a further description of the above technical solution:

the front cavity upper end is provided with a water inlet lower end and is provided with a water outlet, the upper end of the shell is close to the rear cavity and is provided with a water inlet and an air inlet, the water inlet is communicated to the inner end of the cylindrical separation cavity, the lower end of the shell is close to the front cavity and is provided with a water outlet and an air outlet, and the water outlet is communicated to the inner end of the cylindrical separation cavity.

As a further description of the above technical solution:

the inner end of the front cavity is horizontally provided with a partition plate, and the inner end of the cylindrical separate cavity is provided with baffle plates which are arranged in a vertically staggered mode.

As a further description of the above technical solution:

a circulation inlet tube is connected with a water inlet, a circulation outlet pipe and a delivery port are connected, No. two circulation inlet tubes are connected with No. two water inlets, No. two circulation outlet pipes are connected with No. two delivery ports, open circulation air-supply line and air intake connection, open circulation goes out the tuber pipe and is connected with the air outlet.

As a further description of the above technical solution:

the pipeline steering and butt joint parts in the first closed circulating water pipeline, the second closed circulating water pipeline and the open circulating air pipeline are fixedly sleeved by joints.

The utility model discloses following beneficial effect has:

the utility model discloses in for the cooling rate that improves the coolant liquid has designed the cooling system that two closed circulating water pipelines and an open circulation wind pipeline combined, hot coolant liquid in the engine gets into heat exchanger through a circulation inlet tube, then get back to in the engine from heat exchanger, coolant liquid in the cooling tower cools down to the hot coolant liquid that the engine came in from No. two circulation inlet tubes entering heat exchanger, then get back to the cooling tower from heat exchanger, cooling fan work is introduced heat exchanger through the open circulation air-supply line with wind and is cooled down to the hot coolant liquid that the engine came in, twice cooling measure goes on simultaneously, show the cooling rate of the coolant liquid in the acceleration engine, improve the cooling effect to the engine promptly.

Drawings

Fig. 1 is a schematic diagram of a basic structure of a cooling medium circulation pipeline according to the present invention;

fig. 2 is a schematic diagram of a heat exchanger of a cooling medium circulation pipeline according to the present invention;

fig. 3 is a schematic view of a working flow of a cooling medium circulation pipeline according to the present invention.

Illustration of the drawings:

1. a first closed circulating water pipeline; 101. a first circulating water outlet pipe; 102. a first circulating water inlet pipe; 2. a large engine; 3. a heat exchanger; 4. a second closed circulating water pipeline; 401. a second circulating water inlet pipe; 402. a second circulating water outlet pipe; 5. a cooling tower; 6. an open circulation air duct; 601. an open cycle air inlet duct; 602. an open cycle air outlet pipe; 7. a cooling fan; 8. a compensation water bucket; 9. a thermostat; 10. a water pump; 11. a vent; 12. a housing; 13. a tube sheet; 14. a front cavity; 15. a rear cavity; 16. a heat exchange pipe; 17. a first water inlet; 18. a water outlet I; 19. a cartridge-type compartment; 20. a baffle plate; 21. a second water inlet; 22. a water outlet II; 23. an air inlet; 24. an air outlet; 25. a separator.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a cooling medium circulation pipeline comprises a first closed circulation water pipeline 1, a second closed circulation water pipeline 4 and an open circulation air pipeline 6, wherein the first closed circulation water pipeline 1 comprises a first circulation water outlet pipe 101 and a first circulation water inlet pipe 102, the first circulation water outlet pipe 101 and the first circulation water inlet pipe 102 are in conduction connection with a large-scale engine 2 and a heat exchanger 3 to form a closed loop, hot cooling liquid flows out of the large-scale engine 2 and enters the heat exchanger 3 through the first circulation water inlet pipe 102 and then returns to the large-scale engine 2 through the first circulation water outlet pipe 101, the second closed circulation water pipeline 4 comprises a second circulation water inlet pipe 401 and a second circulation water outlet pipe 402, the second circulation water inlet pipe 401 and the second circulation water outlet pipe 402 are in conduction connection with a cooling tower 5 and the heat exchanger 3 to form a closed loop, and the cooling liquid flows out of the cooling tower 5 and enters the heat exchanger 3 through the second, then returns to the cooling tower 5 through a second circulating water outlet pipe 402, an open circulating air pipeline 6 comprises an open circulating air inlet pipe 601 and an open circulating air outlet pipe 602, one end of the open circulating air inlet pipe 601 is connected with a cooling fan 7, the other end of the open circulating air outlet pipe 602 is connected with a heat exchanger 3, the other end of the open circulating air outlet pipe 602 is connected with a vent 11 to form an open loop, the vent 11 is communicated with the outer end, a compensating water bucket 8 is externally connected to the first circulating water inlet pipe 102, when the cooling liquid is heated and expanded, part of the cooling liquid flows into the compensating water bucket 8, when the cooling liquid is cooled, part of the cooling liquid is sucked back to the heat exchanger 3, so the cooling liquid cannot overflow, a thermostat 9 which is a valve for controlling the flow path of the cooling liquid is arranged at the first circulating water inlet pipe 102 close to the heat exchanger 3, and opens or closes the passage of, the second circulating water inlet pipe 401 is provided with a water pump 10.

The heat exchanger 3 comprises a shell 12, a front cavity 14 and a rear cavity 15 are respectively arranged at the front end and the rear end of the shell 12, two tube plates 13 which are symmetrically arranged are fixedly arranged in the shell 12, a plurality of heat exchange tubes 16 are arranged between the two tube plates 13, a barrel-shaped separation cavity 19 is arranged at the inner end of the shell 12, one side end of the barrel-shaped separation cavity 19 is fixedly connected to the tube plate 13 close to the rear cavity 15, a first water inlet 17 is arranged at the upper end of the front cavity 14, a first water outlet 18 is arranged at the lower end of the front cavity 17, a second water inlet 21 and an air inlet 23 are arranged at the upper end of the shell 12 close to the rear cavity 15, the second water inlet 21 is communicated to the inner end of the barrel-shaped separation cavity 19, a second water outlet 22 and an air outlet 24 are arranged at the lower end of the shell 12 close to the front cavity, the first circulating water inlet pipe 102 is connected with the first water inlet 17, the first circulating water outlet pipe 101 is connected with the first water outlet 18, hot cooling liquid enters the first water inlet 17 from the first circulating water inlet pipe 102, then enters the rear cavity 15 from the front cavity 14 through the heat exchange pipe 16, then returns to the front cavity 14 through the heat exchange pipe 16, finally enters the first circulating water outlet pipe 101 through the first water outlet 18, the second circulating water inlet pipe 401 is connected with the second water inlet 21, the second circulating water outlet pipe 402 is connected with the second water outlet 22, cooling liquid enters the second water inlet 21 from the second circulating water inlet pipe 401, then enters the second circulating water outlet pipe 402 from the second water outlet 22 through the cylindrical separation cavity 19, the open circulating pipe 601 is connected with the air inlet 23, the open circulating air outlet pipe 602 is connected with the air outlet 24, air enters the air inlet 23 from the open circulating air inlet pipe 601, and then flows between the shell 12 and the cylindrical separation cavity 19, finally, the air enters the open type circulating air outlet pipe 602 from the air outlet 24, and the pipeline steering and butt joints of the first closed type circulating water pipeline 1, the second closed type circulating water pipeline 4 and the open type circulating air pipeline 6 are fixedly sleeved by joints, so that the sealing performance of the whole pipeline is ensured.

The working principle is as follows: when the large-scale engine 2 works, hot cooling liquid flows out of the large-scale engine 2, enters the first water inlet 17 through the first circulating water inlet pipe 102, then enters the rear cavity 15 from the front cavity 14 through the heat exchange pipe 16, then returns to the front cavity 14 through the heat exchange pipe 16, finally enters the first circulating water outlet pipe 101 through the first water outlet 18 and returns to the large-scale engine 2 to form a circulating loop, the cooling liquid flows out of the cooling tower 5, enters the second water inlet 21 through the second circulating water inlet pipe 401, then enters the second circulating water outlet 402 from the second water outlet 22 through the cylindrical separation cavity 19, finally returns to the cooling tower 5, the cooling liquid cools the hot cooling liquid in the cylindrical separation cavity 19, the cooling fan 7 works to generate cold air, enters the air inlet 23 through the open circulating air inlet pipe 601, then flows between the shell 12 and the cylindrical separation cavity 19 to perform auxiliary cooling on the hot cooling liquid, and finally, the air enters the open type circulating air outlet pipe 602 from the air outlet 24 and is exhausted to the outer end through the ventilation opening 11, two cooling media, namely cooling liquid and cold air are simultaneously subjected to temperature exchange with the hot cooling liquid, and the cooling speed of the hot cooling liquid is effectively accelerated.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a coolant circulation pipeline, includes closed circulating water pipeline (1), No. two closed circulating water pipelines (4) and open circulation wind pipeline (6), its characterized in that: the first closed circulating water pipeline (1) comprises a first circulating water outlet pipe (101) and a first circulating water inlet pipe (102), the first circulating water outlet pipe (101) and the first circulating water inlet pipe (102) are in conduction connection with a large-scale engine (2) and a heat exchanger (3) to form a closed loop, the second closed circulating water pipeline (4) comprises a second circulating water inlet pipe (401) and a second circulating water outlet pipe (402), the second circulating water inlet pipe (401) and the second circulating water outlet pipe (402) are in conduction connection with a cooling tower (5) and the heat exchanger (3) to form a closed loop, the open circulating air pipeline (6) comprises an open circulating air inlet pipe (601) and an open circulating air outlet pipe (602), one end of the open circulating air inlet pipe (601) is connected with the other end of a cooling fan (7) and connected with the heat exchanger (3), one end of the open circulating air outlet pipe (602) is connected with the heat exchanger (, the other end is connected with vent (11), forms open circuit, external compensation cask (8) of having connected on circulation inlet tube (102), circulation inlet tube (102) are close to heat exchanger (3) end and are provided with thermostat (9), be provided with water pump (10) on No. two circulation inlet tube (401).

2. A cooling medium circulation line according to claim 1, wherein: heat exchanger (3) include casing (12), preceding chamber (14) and rear chamber (15) have been seted up respectively at both ends around casing (12), casing (12) internal fixation is provided with tube sheet (13) that two symmetries were placed, be provided with many heat exchange tubes (16) between two tube sheet (13), casing (12) inner is provided with the barrel-type and separates chamber (19), barrel-type separates chamber (19) one side fixed connection on tube sheet (13) near rear chamber (15).

3. A cooling medium circulation line according to claim 2, wherein: front chamber (14) upper end has been seted up one water inlet (17) lower extreme and has been seted up one delivery port (18), casing (12) upper end is close to rear chamber (15) department and has been seted up No. two water inlet (21) and air intake (23), No. two water inlet (21) run through to switch on to cartridge type separate chamber (19) inner, casing (12) lower extreme is close to front chamber (14) department and has been seted up No. two delivery port (22) and air outlet (24), No. two delivery port (22) run through to switch on to cartridge type separate chamber (19) inner.

4. A cooling medium circulation line according to claim 2, wherein: the inner end of the front cavity (14) is horizontally provided with a partition plate (25), and the inner end of the cylindrical separation cavity (19) is provided with baffle plates (20) which are staggered up and down.

5. A cooling medium circulation line according to claim 1, wherein: a circulation inlet tube (102) is connected with a water inlet (17), a circulation outlet pipe (101) and a delivery port (18) are connected, No. two circulation inlet tubes (401) are connected with No. two water inlets (21), No. two circulation outlet pipes (402) are connected with No. two delivery ports (22), open circulation air-supply line (601) are connected with air intake (23), open circulation goes out tuber pipe (602) and is connected with air outlet (24).

6. A cooling medium circulation line according to claim 1, wherein: the pipeline steering and butt joint parts in the first closed circulating water pipeline (1), the second closed circulating water pipeline (4) and the open circulating air pipeline (6) are fixedly sleeved by joints.