CN216008656U

CN216008656U - Cooling device of explosion-proof engine

Info

Publication number: CN216008656U
Application number: CN202121677831.4U
Authority: CN
Inventors: 陈磊; 颜培琨; 陈伟
Original assignee: Hubei Keling Heavy Industry Co ltd
Current assignee: Hubei Keling Heavy Industry Co ltd
Priority date: 2021-07-22
Filing date: 2021-07-22
Publication date: 2022-03-11
Anticipated expiration: 2031-07-22

Abstract

The utility model relates to the technical field of explosion-proof engines, and discloses an explosion-proof engine cooling device, which comprises an exhaust pipe body, wherein the outer wall of the exhaust pipe body is provided with a heat shield, the inner wall of the heat shield and the outer wall of the exhaust pipe body are jointly provided with a cooling cavity, the upper surface wall of the heat shield is fixedly connected with a cooling mechanism, the cooling mechanism comprises a cooling box, one side wall in the cooling box is fixedly connected with a micro water pump, one side of the micro water pump is fixedly communicated with a cooling pipe, one side wall of the cooling box is fixedly provided with a cooling fan, and the outer wall of the cooling fan is sleeved with a protective cover, through the arrangement of the cooling mechanism, the cooling mechanism can carry out heat dissipation and cooling on an exhaust pipe of an engine, so that the temperature of the exhaust pipe is effectively reduced, the adverse effect on inflammable and explosive gases in the environment due to overhigh temperature of the exhaust pipe is avoided, and through the inclined barbs, the ejection of sparks can be effectively prevented, the risk caused by the spurting of the sparks is greatly reduced.

Description

Cooling device of explosion-proof engine

Technical Field

The utility model relates to the technical field of explosion-proof engines, in particular to an explosion-proof engine cooling device.

Background

In the known technology, most fire sites are put out with fire trucks, and the fire trucks are usually operated in the fire and explosive dangerous places, and the using environment is often filled with explosive combustible gas, and the using places are also often filled with combustible materials. The fire engine and the engine matched with the fire engine used at present do not have the functions of explosion prevention and explosion suppression, and particularly, the temperature of the tail gas discharged by the engine tail gas discharge system is usually as high as 600-800 ℃, and embers and sparks are mixed, so that secondary fire disasters are easily caused when flammable gases and materials meet, the disaster situation is expanded, and the disaster loss is increased;

the Chinese patent discloses an exhaust pipe (No. CN200820192063.1), which can increase a compact oxide layer on the surface thereof to reduce the investment cost, the compact oxide layer is formed on the surface of the exhaust pipe to isolate the contact of the exhaust pipe body with air and water vapor, thereby achieving the purpose of rust prevention, the processing of the exhaust pipe does not need to process waterproof holes, thereby not causing the increase of the noise and emission of the exhaust pipe, however, the exhaust pipe is not provided with a cooling device, a spark arrester and an exhaust flame arrester, can not reduce the temperature of the exhaust pipe, can not extinguish the spark in the exhaust pipe, has overhigh surface temperature, therefore, the exhaust pipe can not be used in some petrochemical places, the exhaust pipe plays a certain role in reducing the temperature of the exhaust pipe of an engine, but has larger change of the velocity of pulse gas discharged by the engine, particularly after the accelerator of an automobile, the air displacement increases, and the tail gas of emission can not obtain effectual cooling in the room of putting out a fire, therefore the tail gas of emission still high temperature, and the spark extinguishes effectually moreover, still easily discharges from the gas outlet, and the temperature of blast pipe is high can not use in flammable and explosive place, produces the explosion easily, causes the incident. Accordingly, one skilled in the art has provided an explosion proof engine cooling apparatus to solve the problems set forth in the background art described above.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an explosion-proof engine cooling device, which is characterized in that a cooling mechanism is arranged, and the cooling mechanism can perform heat dissipation and cooling on an engine exhaust pipe, so that the temperature of the exhaust pipe is effectively reduced, and the adverse effect of the high temperature of the exhaust pipe on flammable and explosive gases in the environment is avoided.

In order to achieve the purpose, the utility model provides the following technical scheme:

explosion-proof engine cooling device, including the blast pipe body, the outer wall of blast pipe body is provided with thermal-insulated cover, and the inner wall that separates the thermal-insulated cover is provided with the cooling chamber with the outer wall of blast pipe body jointly, last wall fixedly connected with cooling body that separates the thermal-insulated cover, cooling body include the cooler bin, and the inside lateral wall fixedly connected with miniature water pump of cooler bin, the fixed intercommunication in one side of miniature water pump has the cooling tube, and cooler bin lateral wall fixed mounting has cooling blower, and cooling blower's outer wall cover is equipped with the protection casing, protection casing and cooler bin fixed connection.

As a still further scheme of the utility model: and the other side of the micro water pump is fixedly communicated with a liquid inlet pipe, and one end of the liquid inlet pipe is fixedly communicated with the cooling cavity.

As a still further scheme of the utility model: and one end of the cooling pipe is fixedly communicated with a liquid outlet pipe, and one end of the liquid outlet pipe is fixedly communicated with the cooling cavity.

As a still further scheme of the utility model: the inner wall of blast pipe body is provided with a plurality of slope barbs, and the slope barb can block mars.

As a still further scheme of the utility model: the filter is fixedly connected to one side of the inner wall of the exhaust pipe body, the outer wall of the filter is provided with filter holes, and the filter is convenient for blocking sparks.

As a still further scheme of the utility model: the one end fixedly connected with mounting panel of blast pipe body, the mounting hole has been seted up to the outer wall of mounting panel, and the mounting panel is convenient for the installation of blast pipe body.

As a still further scheme of the utility model: a liquid injection port is formed in one side of the outer wall of the heat shield, and cooling liquid is conveniently injected into the heat shield through the liquid injection port.

As a still further scheme of the utility model: the equal fixedly connected with gag lever post in heat exchanger's inner wall both sides, the common fixedly connected with collar of a plurality of gag lever posts, the collar can be fixed the blast pipe body.

As a still further scheme of the utility model: the outer wall fixedly connected with dead lever of cooling tube, the dead lever can carry out spacing fixed to the cooling tube effectively.

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

1. by arranging the cooling mechanism, the cooling mechanism can carry out heat dissipation and cooling on the exhaust pipe of the engine, so that the temperature of the exhaust pipe is effectively reduced, and the adverse effect on inflammable and explosive gas in the environment due to overhigh temperature of the exhaust pipe is avoided;

2. through at the slope barb, the blowout of mars can be prevented effectively to the slope barb, greatly reduced the risk that mars blowout caused, through setting up the filter, the filter can prevent that the dust from spouting in the blast pipe, causes the pollution to the environment.

Drawings

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

FIG. 2 is a cross-sectional view of the overall structure of the present invention;

fig. 3 is a schematic view of a cooling mechanism of the present invention.

In the figure: 1. an exhaust pipe body; 2. a heat shield; 3. a cooling mechanism; 31. a cooling tank; 32. a micro water pump; 33. a cooling tube; 34. a cooling fan; 35. a protective cover; 4. a cooling chamber; 5. a liquid inlet pipe; 6. a liquid outlet pipe; 7. inclined barbs; 8. a filter plate; 9. a limiting rod; 10. a mounting ring; 11. fixing the rod; 12. a liquid injection port; 13. mounting a plate; 14. and (7) installing holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

Example 1

Referring to fig. 2 and 3, the cooling device for the explosion-proof engine comprises an exhaust pipe body 1, a heat shield 2 is arranged on the outer wall of the exhaust pipe body 1, a cooling cavity 4 is jointly formed in the inner wall of the heat shield 2 and the outer wall of the exhaust pipe body 1, a cooling mechanism 3 is fixedly connected to the upper wall of the heat shield 2, the cooling mechanism 3 comprises a cooling box 31, a micro water pump 32 is fixedly connected to one side wall of the cooling box 31, a cooling pipe 33 is fixedly communicated with one side of the micro water pump 32, a cooling fan 34 is fixedly mounted on one side wall of the cooling box 31, a protective cover 35 is sleeved on the outer wall of the cooling fan 34, the protective cover 35 is fixedly connected with the cooling box 31, and the protective cover 35 can effectively protect the cooling fan 34.

In fig. 1 and 2, the fixed intercommunication of opposite side of micro-water pump 32 has feed liquor pipe 5, the one end and the fixed intercommunication of cooling chamber 4 of feed liquor pipe 5, the fixed intercommunication of one end of cooling tube 33 has drain pipe 6, the one end and the fixed intercommunication of cooling chamber 4 of drain pipe 6, the inner wall of blast pipe body 1 is provided with a plurality of slope barbs 7, inner wall one side fixedly connected with filter 8 of blast pipe body 1, the filtration pore has been seted up to filter 8's outer wall, the one end fixedly connected with mounting panel 13 of blast pipe body 1, mounting hole 14 has been seted up to mounting panel 13's outer wall, annotate liquid mouth 12 has been seted up to outer wall one side of heat shield 2, the equal fixedly connected with gag lever post 9 in inner wall both sides of heat shield 2, the common fixedly connected with collar 10 of a plurality of gag lever posts 9, the outer wall fixedly connected with dead lever 11 of cooling tube 33, dead lever 11 can carry out spacing fixed to cooling tube 33.

When in use, firstly, the thermal insulation material is evenly coated on the outer wall of the exhaust pipe body 1, after being completely dried, the adhesive is coated to isolate the conduction of the high temperature of the exhaust pipe body 1 to the explosive dangerous environment, the exhaust pipe body 1 is installed on a specific position through the installation plate 13, when the engine works, smoke generated by the engine enters the exhaust pipe body 1, the inclined barbs 7 and the filter plate 8 can block sparks, the sparks are prevented from being blown out of the exhaust pipe body 1, then, the coolant is injected through the injection port 12, the coolant cools the exhaust pipe body 1, the micro-water pump 32 is started, the micro-water pump 32 pumps the cooled coolant into the cooling pipe 33, then the cooling fan 34 is started, the cooling fan 34 carries out heat dissipation and cooling on the cooling pipe 33, then the cooled cooling liquid enters the cooling cavity 4 through the liquid outlet pipe 6 to realize circulating cooling.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims

1. Explosion-proof engine cooling device, including blast pipe body (1), the outer wall of blast pipe body (1) is provided with thermal-insulated cover (2), and the inner wall of thermal-insulated cover (2) is provided with cooling chamber (4) with the outer wall of blast pipe body (1) jointly, its characterized in that, last upper surface wall fixedly connected with cooling body (3) of thermal-insulated cover (2), cooling body (3) are including cooler bin (31), inside a lateral wall fixedly connected with miniature pump (32) of cooler bin (31), and one side fixed intercommunication of miniature pump (32) has cooling tube (33), and a lateral wall fixed mounting of cooler bin (31) has cooling blower (34), and the outer wall cover of cooling blower (34) is equipped with protection casing (35), protection casing (35) and cooler bin (31) fixed connection.

2. The cooling device for the explosion-proof engine according to claim 1, wherein the other side of the micro water pump (32) is fixedly communicated with a liquid inlet pipe (5), and one end of the liquid inlet pipe (5) is fixedly communicated with the cooling cavity (4).

3. Explosion-proof engine cooling device according to claim 1, characterized in that one end of the cooling tube (33) is fixedly communicated with a liquid outlet tube (6), and one end of the liquid outlet tube (6) is fixedly communicated with the cooling cavity (4).

4. Explosion-proof engine cooling arrangement according to claim 1, characterized in that the inner wall of the exhaust pipe body (1) is provided with a plurality of oblique barbs (7).

5. The cooling device for the explosion-proof engine according to claim 1, wherein a filter plate (8) is fixedly connected to one side of the inner wall of the exhaust pipe body (1), and filter holes are formed in the outer wall of the filter plate (8).

6. The cooling device for the explosion-proof engine according to claim 1, wherein a mounting plate (13) is fixedly connected to one end of the exhaust pipe body (1), and a mounting hole (14) is formed in the outer wall of the mounting plate (13).

7. The explosion-proof engine cooling device according to claim 1, wherein a liquid injection port (12) is opened at one side of the outer wall of the heat shield (2).

8. The explosion-proof engine cooling device according to claim 1, characterized in that both sides of the inner wall of the heat shield (2) are fixedly connected with limit rods (9), and a plurality of limit rods (9) are fixedly connected with a mounting ring (10) together.

9. Explosion-proof engine cooling arrangement according to claim 1, characterized in that the outer wall of the cooling tube (33) is fixedly connected with a fixing rod (11).