Cooling device for furnace outlet of calcium carbide furnace

Abstract

The utility model discloses a calcium carbide furnace outlet cooling device, which relates to the technical field of calcium carbide furnaces and comprises a furnace body, a furnace outlet body is arranged on one side of the furnace body, a furnace tongue is mounted on one side of the furnace body and positioned at the bottom of the furnace outlet body, a mounting frame is mounted on the outer wall of the furnace body, and a bolt is in threaded connection with the inside of the mounting frame. One end of the bolt is in threaded connection with a supporting frame. Compared with the prior art, the cooling device for the furnace outlet of the calcium carbide furnace has the beneficial effects that air can be sucked into the air pipe under the action of the fan through the concave heat dissipation frame arranged on the outer side of the furnace outlet, is guided into the heat dissipation frame after being cooled by the refrigeration sheet and cold water in the cooling box, and then is uniformly blown to the furnace outlet through the plurality of ventilation holes, so that the heat dissipation effect of the furnace outlet of the calcium carbide furnace is improved. The furnace outlet is fully cooled, cooling materials do not need to be manually and frequently replaced, meanwhile, the air pipe is in a zigzag shape, the standing time of the air pipe in cold water is prolonged, and the cooling effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of calcium carbide furnaces, in particular to a cooling and temperature reduction device for a furnace outlet of a calcium carbide furnace. Background Art

[0002] Calcium carbide furnace is a device for preparing acetylene gas. It is a chemical reaction device and an industrial equipment. It is widely used in chemical, metallurgical and building materials fields. At present, the outlet of calcium carbide furnace is mainly composed of three parts: furnace door frame, furnace eye and furnace tongue.

[0003] Application No. 202321995853.4 discloses a cooling device for the outlet of a calcium carbide furnace. The furnace eye can be effectively cooled by the furnace eye cooling mechanism. The cooperation of a fan and dry ice makes air cooling more effective, thereby improving the cooling effect of the furnace eye and increasing the service life of the furnace eye.

[0004] In the cooling structure of the above application, dry ice needs to be frequently replaced by manpower, which is inefficient and is easily consumed faster due to the influence of the temperature near the calcium carbide furnace. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a cooling and temperature reduction device for a calcium carbide furnace outlet, which solves the problems raised in the above-mentioned background technology.

[0006] To achieve the above purpose, the utility model is implemented through the following technical solutions: a cooling and temperature reduction device for the outlet of a calcium carbide furnace, comprising a furnace body, a furnace outlet body is arranged on one side of the furnace body, a furnace tongue is installed on one side of the furnace body and at the bottom of the furnace outlet body, a mounting frame is installed on the outer wall of the furnace body, a bolt is connected to the internal thread of the mounting frame, one end of the bolt is connected to the support frame by thread, a heat sink and a cooling box are installed at both ends of the support frame, the heat sink is located on the outer side of the outlet body, the structure of the heat sink is concave, and the internal opening of the heat sink A wind groove is provided, a plurality of ventilation holes are provided inside the heat dissipation frame and on one side of the wind groove, a water groove is provided inside the cooling box, a refrigeration plate is installed inside the water groove, a fan is installed on the top of the cooling box, an output end of the fan is connected to an air duct, one end of the air duct passes through the water groove and is connected to an air guide pipe, one end of the air guide pipe extends into the wind groove, the air duct is in a zigzag shape, a liquid inlet is provided on the top of the cooling box and on one side of the fan, a drain pipe is connected to one side of the cooling box and at the bottom of the air guide pipe, and a sealing cap is installed inside the liquid inlet.

[0007] Preferably, the outer wall of the air duct is sleeved with a heat insulation pad.

[0008] Preferably, a heat insulation layer is installed on the outer side of the heat dissipation frame.

[0009] Preferably, a spray head is installed on the top of the water tank.

[0010] Preferably, a water pump is fixedly installed inside the cooling box, the input end of the water pump extends into the water tank, the output end of the water pump is fixedly connected to a guide pipe, and one end of the guide pipe is connected to the nozzle.

[0011] Preferably, a dust cap is installed at the input end of the fan.

[0012] Preferably, threaded holes for matching with bolts are provided inside the support frame.

[0013] The utility model provides a cooling device for a calcium carbide furnace outlet, which has the following beneficial effects:

[0014] 1. The cooling and temperature reduction device for the outlet of the calcium carbide furnace can draw air into the air duct through the concave heat sink installed on the outside of the outlet under the action of the fan, and after being cooled by the refrigeration plate and cold water in the cooling box, it is introduced into the heat sink, and then blown to the outlet of the furnace evenly through multiple ventilation holes, so as to fully cool and reduce the temperature of the outlet of the furnace. At the same time, there is no need for manpower to frequently replace the cooling material. The zigzag shape of the air duct is conducive to increasing the residence time in the cold water and improving the cooling effect.

[0015] 2. The cooling device at the outlet of the calcium carbide furnace is helpful to prevent the cold air from heating up quickly during the circulation process through the insulation pads and insulation layers respectively arranged on the outer wall of the air guide pipe and the outer side of the heat dissipation frame, thereby ensuring the cooling effect. The support frame between the heat dissipation frame and the cooling box is fixed to the mounting frame on the furnace body by bolts, which is convenient for the installation and disassembly of the heat dissipation frame and the cooling box. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 This is a top plan view of the utility model;

[0019] Figure 3 It is a front view of the utility model.

[0020] In the figure: 1. furnace body; 2. furnace outlet body; 3. furnace tongue; 4. mounting frame; 5. bolts; 6. support frame; 7. heat sink; 8. cooling box; 9. air trough; 10. ventilation hole; 11. water tank; 12. refrigeration plate; 13. fan; 14. air duct; 15. insulation pad; 16. insulation layer; 17. liquid inlet; 18. liquid drain pipe; 19. sealing cap; 20. nozzle; 21. water pump; 22. guide pipe; 23. dust cap; 24. threaded hole; 25. air guide pipe. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figures 1 to 3The utility model provides a technical solution: a cooling and temperature reduction device for a furnace outlet of a calcium carbide furnace, comprising a furnace body 1, a furnace outlet body 2 is arranged on one side of the furnace body 1, a furnace tongue 3 is installed on one side of the furnace body 1 and at the bottom of the furnace outlet body 2, a mounting frame 4 is installed on the outer wall of the furnace body 1, a bolt 5 is threadedly connected to the inner thread of the mounting frame 4, one end of the bolt 5 is threadedly connected to a support frame 6, a heat sink 7 and a cooling box 8 are respectively installed at both ends of the support frame 6, a threaded hole 24 matched with the bolt 5 is opened inside the support frame 6, so that the bolt 5 can be inserted into the threaded hole 24 by rotation to be fixed with the support frame 6, the heat sink 7 and the cooling box 8 are installed, or detached from them, which is convenient for the heat sink 7 and the cooling box 8. The cooling box 8 is disassembled, the heat sink 7 is located on the outside of the furnace outlet body 2, the structure of the heat sink 7 is concave, the heat sink 7 is provided with a wind slot 9, the heat sink 7 is provided with a plurality of ventilation holes 10 on one side of the wind slot 9, the cooling box 8 is provided with a water tank 11, the water tank 11 is provided with a refrigeration plate 12, the top of the water tank 11 is provided with a nozzle 20, the cooling box 8 is provided with a water pump 21, the input end of the water pump 21 extends into the water tank 11, the output end of the water pump 21 is fixedly connected with a guide pipe 22, one end of the guide pipe 22 is connected to the nozzle 20, under the action of the water pump 21, the water tank 11 can circulate and cool, so that its temperature is more uniform, and the cooling A fan 13 is installed on the top of the cooling box 8, and the output end of the fan 13 is connected to the air duct 14. One end of the air duct 14 passes through the water tank 11 and is connected to the air guide pipe 25. One end of the air guide pipe 25 extends into the air trough 9. Through the concave structure of the heat dissipation frame 7, under the action of the fan 13, air can be drawn into the air duct 14, so that after being cooled by cold water, it is introduced into the air trough 9 by the air guide pipe 25, and then evenly blown to the furnace outlet body 2 through a plurality of ventilation holes 10 to cool the furnace outlet body 2. The refrigeration sheet 12 in the water tank 11 can continuously cool the water, and does not need to be frequently replaced by manpower. The duct 14 is in a zigzag shape, which is conducive to increasing the residence time of the airflow in the cold water so that it can be fully The cooling is divided into two parts, and the outer wall of the air duct 25 is sleeved with a heat insulation pad 15. The outer side of the heat sink 7 is installed with a heat insulation layer 16, which cooperates with the heat insulation pad 15 to increase the heat insulation performance of the air duct 25 and the heat sink 7 respectively, and insulate the cold air to prevent it from being affected by the external environment during the circulation process and the temperature from rising rapidly. A liquid inlet 17 is opened on the top of the cooling box 8 and located on one side of the fan 13. A drain pipe 18 is connected to the side of the cooling box 8 and located on the bottom of the air duct 25. A sealing cap 19 is installed inside the liquid inlet 17 to facilitate the injection and discharge of water. A dust cap 23 is installed at the input end of the fan 13 to intercept debris in the air, which is beneficial to avoid getting stuck in the fan 13 and clogging the air duct 14.

[0023] In summary, when the cooling device for the outlet of the calcium carbide furnace is used, the refrigeration plate 12 cools the water in the water tank 11 in the cooling box 8, and the fan 13 is operated to draw air into the air duct 14. Since the air duct 14 is located inside the water tank 11, the cold water cools the air duct 14 and the air flow, and then is drawn into the air trough 9 by the air guide pipe 25, and blows to the outlet body 2 through the multiple ventilation holes 10 to cool and reduce the temperature of the outlet body 2. At the same time, the heat insulation pad 15 outside the air guide pipe 25 and the outside of the heat dissipation frame 7 are The heat-insulating layer 16 insulates the circulating cold air, and the water pump 21 draws the cold water in the water tank 11 into the guide pipe 22, and then the nozzle 20 repeatedly sprays it into the water tank 11, so that the cold water circulates and cools. Since the support frame 6 between the heat sink 7 and the cooling box 8 is threadedly connected to one end of the bolt 5 in the mounting frame 4, by rotating the bolt 5, one end of the bolt 5 can be disengaged from the threaded hole 24 in the support frame 6, and the fixation between the support frame 6 and the mounting frame 4 can be released, and the heat sink 7 and the cooling box 8 can be removed.

[0024] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A cooling device for a calcium carbide furnace outlet, comprising a furnace body (1), characterized in that: A furnace outlet body (2) is provided on one side of the furnace body (1); a furnace tongue (3) is installed on one side of the furnace body (1) and at the bottom of the furnace outlet body (2); a mounting frame (4) is installed on the outer wall of the furnace body (1); a bolt (5) is threadedly connected to the inside of the mounting frame (4); one end of the bolt (5) is threadedly connected to a support frame (6); a heat sink (7) and a cooling box (8) are respectively installed at both ends of the support frame (6); the heat sink (7) is located on the outside of the furnace outlet body (2); the structure of the heat sink (7) is concave; an air slot (9) is provided inside the heat sink (7); a plurality of ventilation holes (10) are provided inside the heat sink (7) and at one side of the air slot (9); A water tank (11) is provided inside the cooling box (8), a refrigeration plate (12) is installed inside the water tank (11), a fan (13) is installed on the top of the cooling box (8), the output end of the fan (13) is connected to an air duct (14), one end of the air duct (14) passes through the water tank (11) and is connected to an air guide pipe (25), one end of the air guide pipe (25) extends into the air tank (9), the air duct (14) is in a zigzag shape, a liquid inlet (17) is provided on the top of the cooling box (8) and located on one side of the fan (13), a liquid drain pipe (18) is connected on one side of the cooling box (8) and located on the bottom of the air guide pipe (25), and a sealing cap (19) is installed inside the liquid inlet (17).

2. The cooling device for the outlet of a calcium carbide furnace according to claim 1 is characterized in that: The outer wall of the air guide pipe (25) is sleeved with a heat insulation pad (15).

3. The cooling device for the outlet of a calcium carbide furnace according to claim 1 is characterized in that: A heat insulation layer (16) is installed on the outer side of the heat dissipation frame (7).

4. The cooling device for the outlet of a calcium carbide furnace according to claim 1 is characterized in that: A spray head (20) is installed on the top of the water tank (11).

5. The cooling device for the outlet of a calcium carbide furnace according to claim 4 is characterized in that: A water pump (21) is fixedly installed inside the cooling box (8), the input end of the water pump (21) extends into the water tank (11), the output end of the water pump (21) is fixedly connected to a flow guide pipe (22), and one end of the flow guide pipe (22) is connected to the nozzle (20).

6. The cooling device for the outlet of a calcium carbide furnace according to claim 1 is characterized in that: A dust cap (23) is installed at the input end of the fan (13).

7. The cooling device for the outlet of a calcium carbide furnace according to claim 1 is characterized in that: The support frame (6) is provided with a threaded hole (24) matched with the bolt (5).

Images