CN211230602U

CN211230602U - Diesel generator with auxiliary cooling water circulation system

Info

Publication number: CN211230602U
Application number: CN201922415304.5U
Authority: CN
Inventors: 马晓龙
Original assignee: Hunan Letuo Power Equipment Co ltd
Current assignee: Hunan Letuo Power Equipment Co ltd
Priority date: 2019-12-29
Filing date: 2019-12-29
Publication date: 2020-08-11
Anticipated expiration: 2029-12-29

Abstract

The utility model relates to the technical field of diesel generators, in particular to a diesel generator with an auxiliary cooling water circulation system, which comprises a diesel generator body, wherein a base is arranged at the bottom end of the diesel generator body, and the left side of the top end of the base is provided with a water tank through a bracket, a first annular heat exchange tube is arranged inside the water tank, the outside cover of diesel generator body is equipped with second annular heat exchange tube, and first circulating pump and second circulating pump are installed respectively on the top left side and the right side of water tank, and the bottom output of first circulating pump communicates with each other with the water tank, and the inlet tube is installed in the left part input intercommunication of first circulating pump, and the drain pipe is installed to the regional intercommunication of left side wall downside of water tank, and the drain valve is installed to the intercommunication on the drain pipe, in time dispels the heat to diesel generator, reduces the influence to diesel generator normal work, has improved the use reliability.

Description

Diesel generator with auxiliary cooling water circulation system

Technical Field

The utility model relates to a diesel generator technical field specifically is a diesel generator with auxiliary cooling water circulating system.

Background

The diesel generator is a small power generating equipment, and is a power machine using diesel oil as fuel and using diesel engine as prime mover to drive generator to generate power. The whole set of unit generally comprises a diesel engine, a generator, a control box, a fuel tank, a storage battery for starting and controlling, a protection device, an emergency cabinet and the like.

When the diesel generator is used, as the stator and the rotor of the diesel generator set work at high speed, the winding end part of the diesel generator set can generate more heat, if the heat is not dissipated in time, the normal work of the diesel generator is easily influenced, and the use reliability is lower.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art, the utility model provides a diesel generator with supplementary cooling water circulating system.

In order to achieve the above object, the utility model provides a following technical scheme: a diesel generator with an auxiliary cooling water circulation system comprises a diesel generator body, wherein a base is installed at the bottom end of the diesel generator body, a water tank is installed on the left side of the top end of the base through a support, a first annular heat exchange tube is arranged inside the water tank, a second annular heat exchange tube is sleeved outside the diesel generator body, a first circulating pump and a second circulating pump are installed on the left side and the right side of the top end of the water tank respectively, the bottom output end of the first circulating pump is communicated with the water tank, a water inlet tube is installed at the left input end of the first circulating pump in a communicated mode, a water discharge tube is installed at the lower side area of the left side wall of the water tank in a communicated mode, a water discharge valve is installed on the water discharge tube in a communicated mode, the bottom output end of the second circulating pump penetrates through, and the first communicating pipe passes through the bottom side wall of the water tank and is communicated with the top input end of the second annular heat exchange pipe, the top input end of the second circulating pump is communicated with the bottom output end of the second annular heat exchange pipe through the second communicating pipe, the second communicating pipe is communicated with and provided with a water injection pipe, and the water injection pipe is provided with a water injection valve.

Preferably, the second communicating pipe is communicated with a glass sight glass and a release valve.

Preferably, a water replenishing tank is erected on the left side of the top end of the water tank through a supporting frame, and the right end of the water replenishing tank is communicated with the water injection pipe.

Preferably, a display is installed on the left side wall of the water tank, a temperature sensor is electrically connected to the display, and a sensing end of the temperature sensor penetrates through the left side wall of the water tank and extends into the water tank.

Preferably, the upper side area of the left side wall of the water tank is provided with a viewing port, and a transparent baffle is arranged on the viewing port.

Preferably, the water inlet pipe is communicated with and provided with a filter box, and a plurality of filter screens are longitudinally arranged in the filter box.

(III) advantageous effects

Compared with the prior art, the utility model discloses possess following beneficial effect:

the diesel generator with the auxiliary cooling water circulation system is characterized in that a closed loop is formed by matching a first annular heat exchange pipe, a first communicating pipe, a second communicating pipe and a second annular heat exchange pipe with a second circulating pump, so that the closed loop is filled with water, the water is continuously circulated in the closed loop through the second circulating pump, the water can be stored in a water tank, the first annular heat exchange pipe is subjected to heat exchange, the lower-temperature water after heat exchange is continuously circulated to the outside of the diesel generator body, the lower-temperature water and the second annular heat exchange pipe are subjected to heat exchange, the water after heat absorption enters the water tank again for cooling and heat exchange, the continuous circulation is performed to perform heat exchange and cooling treatment on the diesel generator body, the first circulating pump can be selectively started according to the heat exchange condition of the water in the water tank, so that the water in the water tank is in a continuous flowing state, and the water in, so as to be convenient for heat exchange use, timely heat dissipation reduces the influence on the normal work of the diesel generator and improves the use reliability.

Drawings

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

FIG. 2 is a schematic view of a portion of the enlarged structure of FIG. 1;

fig. 3 is a schematic diagram of a partial enlarged structure at B in fig. 1 according to the present invention.

In the figure: 1. a diesel generator body; 2. a base; 3. a water tank; 4. a first annular heat exchange tube; 5. a second annular heat exchange tube; 6. a first circulation pump; 7. a second circulation pump; 8. a water inlet pipe; 9. a drain pipe; 10. a drain valve; 11. a first communication pipe; 12. a water injection pipe; 13. a water injection valve; 14. a water replenishing tank; 15. a transparent baffle; 16. a display; 17. a temperature sensor; 18. a second communicating pipe; 19. a filter box; 20. a filter screen; 21. testing glass; 22. and (4) deflating the valve.

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.

Examples

Referring to fig. 1-3, a diesel generator with an auxiliary cooling water circulation system comprises a diesel generator body 1, a base 2 is installed at the bottom end of the diesel generator body 1, a water tank 3 is installed on the left side of the top end of the base 2 through a support, a first annular heat exchange tube 4 is arranged inside the water tank 3, a second annular heat exchange tube 5 is sleeved outside the diesel generator body 1, a first circulating pump 6 and a second circulating pump 7 are respectively installed on the left side and the right side of the top end of the water tank 3, the bottom output end of the first circulating pump 6 is communicated with the water tank 3, the left input end of the first circulating pump 6 is communicated with a water inlet tube 8, a drain tube 9 is communicated and installed on the lower side area of the left side wall of the water tank 3, a drain valve 10 is communicated and installed on the drain tube 9, the bottom output end of the second circulating pump 7 passes through, the bottom output end of the first annular heat exchange tube 4 is communicated with and provided with a first communicating tube 11, the first communicating tube 11 penetrates through the bottom side wall of the water tank 3 and is communicated with the top input end of the second annular heat exchange tube 5, the top input end of the second circulating pump 7 is communicated with the bottom output end of the second annular heat exchange tube 5 through a second communicating tube 18, a water injection tube 12 is communicated and provided on the second communicating tube 18, a water injection valve 13 is provided on the water injection tube 12, the first annular heat exchange tube 4, the first communicating tube 11, the second communicating tube 18 and the second annular heat exchange tube 5 are matched with the second circulating pump 7 to form a closed loop, so that the closed loop is filled with water, the water is continuously circulated in the closed loop through the second circulating pump 7, the water can be stored through the water tank 3, the first annular heat exchange tube 4 is subjected to heat exchange, and the lower-temperature water is continuously, the diesel generator body 1 is subjected to heat exchange through heat exchange between water with lower temperature and the second annular heat exchange tube 5, the water after heat absorption enters the water tank 3 again for cooling and heat exchange, and is continuously circulated, so that the first circulating pump 6 can be selectively started according to the heat exchange condition of the water in the water tank 3, the water in the water tank 3 is in a continuous flowing state, the water in the water tank 3 is continuously kept at lower temperature for heat exchange, a glass sight glass 21 and a vent valve 22 are communicated and installed on the second communicating tube 18, whether bubbles exist in a closed loop or not can be conveniently observed through the glass sight glass 21, gas contained in the closed loop can be conveniently discharged by opening the vent valve 22, a water replenishing tank 14 is erected on the left side of the top end of the water tank 3 through a support frame, the right end of the water replenishing tank 14 is communicated with a water injection tube 12, and water can be conveniently replenished into the closed loop through cooperation of the, the water in the closed loop is kept to be continuously recycled, an observation port is arranged in the upper side area of the left side wall of the water tank 3, a transparent baffle 15 is arranged on the observation port, so that the water level consumption in the water tank 3 can be observed conveniently, people can be reminded of storing water in time, a display 16 is arranged on the left side wall of the water tank 3, a temperature sensor 17 is electrically connected onto the display 16, the sensing end of the temperature sensor 17 penetrates through the left side wall of the water tank 3 and extends into the water tank 3, through the matching of the temperature sensor 17 and the display 16, people can observe the water level in the water tank 3 conveniently, people are reminded of starting a first circulating pump 6, water with higher temperature in the water tank 3 is replaced into water with lower temperature, so that the water can be used for heat exchange of the closed loop and the heat exchange cooling effect can be kept, a filter tank 19 is communicated and arranged on the water inlet pipe, be convenient for filter outside water source before getting into water tank 3 through filter screen 20, reduce the influence of impurity to first circulating pump, reduce the impurity of the inside downside of water tank 3 and pile up and occupy water tank 3 volume.

In this embodiment, the types of the first circulation pump 6 and the second circulation pump 7 are: 20SG 2-8.

In conclusion, when the diesel generator with the auxiliary cooling water circulation system is used, firstly, the diesel generator is placed at a use position, then the water inlet pipe 8 is communicated with an external water source, water is stored and filled in the water tank 3, cooling water is added into the water supplementing tank 14, the inside of the closed loop is filled with the water through the water injection pipe 12, the water injection pipe 12 is closed, the second circulating pump 7 is opened to enable the cooling water to continuously circulate in the closed loop, the water flows through the diesel generator body 1 to absorb heat through the second annular heat exchange pipe 5, the absorbed heat water circulates to the inside of the second annular heat exchange pipe 5 and is subjected to heat exchange and temperature reduction through the water in the water tank 3, the cooled cooling water flows through the outside of the diesel generator body 1 again to continuously absorb and discharge heat to the diesel generator body 1, and the temperature in the water tank 3 is timely sensed through the display 16 and the temperature sensor 17, the water inside the water tank 3 is continuously replaced through the first circulating pump 6, so that the inside of the water tank 3 is kept at a lower temperature, and the heat exchange can be carried out.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A diesel generator with an auxiliary cooling water circulation system comprises a diesel generator body (1), and is characterized in that: the water-saving type diesel generator is characterized in that a base (2) is installed at the bottom end of a diesel generator body (1), a water tank (3) is installed on the left side of the top end of the base (2) through a support, a first annular heat exchange tube (4) is arranged inside the water tank (3), a second annular heat exchange tube (5) is sleeved outside the diesel generator body (1), a first circulating pump (6) and a second circulating pump (7) are installed on the left side and the right side of the top end of the water tank (3) respectively, the bottom output end of the first circulating pump (6) is communicated with the water tank (3), a water inlet tube (8) is installed at the left input end of the first circulating pump (6), a drain tube (9) is installed at the lower side region of the left side wall of the water tank (3) in a communicated mode, a drain valve (10) is installed on the drain tube (9) in a communicated mode, and, first communicating pipe (11) is installed in the bottom output intercommunication of first annular heat exchange tube (4) to first communicating pipe (11) pass the bottom lateral wall of water tank (3) and with the top input intercommunication of second annular heat exchange tube (5), the top input of second circulating pump (7) through second communicating pipe (18) with the bottom output intercommunication of second annular heat exchange tube (5), water injection pipe (12) are installed in the intercommunication on second communicating pipe (18), install water injection valve (13) on water injection pipe (12).

2. A diesel generator with auxiliary cooling water circulation system according to claim 1, characterized in that: and the second communicating pipe (18) is communicated with and provided with a glass sight glass (21) and a release valve (22).

3. A diesel generator with auxiliary cooling water circulation system according to claim 1, characterized in that: the left side of the top end of the water tank (3) is provided with a water replenishing tank (14) through a support frame, and the right end of the water replenishing tank (14) is communicated with the water injection pipe (12).

4. A diesel generator with auxiliary cooling water circulation system according to claim 1, characterized in that: the water tank temperature sensor is characterized in that a display (16) is installed on the left side wall of the water tank (3), a temperature sensor (17) is electrically connected to the display (16), and a sensing end of the temperature sensor (17) penetrates through the left side wall of the water tank (3) and extends into the water tank (3).

5. A diesel generator with auxiliary cooling water circulation system according to claim 1, characterized in that: an observation port is arranged in the upper side area of the left side wall of the water tank (3), and a transparent baffle (15) is arranged on the observation port.

6. A diesel generator with auxiliary cooling water circulation system according to claim 1, characterized in that: the filter box (19) is installed in the intercommunication on inlet tube (8) to filter box (19) inside vertically installs a plurality of filter screens (20).