CN210689243U - Sintering furnace high-temperature high-pressure exhaust pipe water tank cooling device - Google Patents

Abstract

The utility model discloses a high-temperature high-pressure exhaust pipe water tank cooling device of a sintering furnace, which comprises a clip-shaped high-temperature air pipe and a water cooling tank, wherein the clip-shaped high-temperature air pipe continuously turns forward in an n shape, the water cooling tank is provided with a water inlet and a water outlet, the clip-shaped high-temperature air pipe is provided with two external ports for bidirectional outlet and inlet of air flow, and the external ports are respectively a bidirectional interface I and a bidirectional interface II; the high-temperature air pipe is arranged in the water cooling tank. The water cooling tank is provided with a vertical partition plate which can be vertically inserted into the water cooling tank, and the water cooling tank is divided into a water inlet chamber and a water outlet chamber by the vertical partition plate; vertical baffle lower extreme tip is gapped with water-cooling bottom of the case portion, forms the water passing channel at water-cooling bottom of the case portion between room and the play hydroecium, the utility model has the advantages of: the cooling effect is obviously better than that of a jacket type water pipe, and the device is very simple and convenient to manufacture, install, clean and maintain.

Description

Sintering furnace high-temperature high-pressure exhaust pipe water tank cooling device

Technical Field

The utility model relates to a sintering furnace high temperature high pressure blast pipe water tank cooling device belongs to carbide sintering equipment technical field.

Background

In the field of hard alloy, because of the process requirement and the protection of components such as an exhaust valve rubber mat and the like, high-temperature and high-pressure gas exhausted from a sintering furnace needs to be cooled in a pipeline outside the furnace. The prior art adopts a jacket type water cooling mode, the cooling mode is that a jacket water pipe with the inner wall and the outer surface of the high-temperature air pipe having gaps is sleeved outside the high-temperature air pipe outside the furnace body, a water inlet and a water outlet are respectively arranged at the two ends of the jacket water pipe, and the heat of the high-temperature air in the air pipe is taken away when the cooling water flows in the jacket water pipe through the cooling water injected into the jacket water pipe from the water inlet, so that the cooling of the high-temperature air discharged from the furnace is realized. Because of the limitation of the size of the furnace body, the length of the high-temperature air pipe outside the furnace body is very short, and the stroke and time of heat absorption of the cooling water wake flow are very limited, so that the cooling effect is difficult to reach the standard requirement. Meanwhile, because the high-temperature air pipe is bent, the manufacturing and sleeving of the outer water pipe and the sealing between the sleeve pipe port and the high-temperature air pipe are complex; and the outer water pipe is slightly overstaffed, and if the outer water pipe is deformed and stripped, even water is leaked, the appearance of the whole equipment loses the sense of beauty.

Therefore, it is an urgent need to solve the problem of the art to design a high-temperature and high-pressure exhaust pipe which can achieve a cooling effect, is simple to manufacture, install and maintain, and has an attractive appearance.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the main technical problem who solves is: limited by the size of the sintering furnace body, the water cooling jacket has poor cooling effect due to short heat absorption stroke; secondly, the manufacturing and the sleeving of the outer water pipe and the sealing between the sleeve port and the high-temperature air pipe are complicated, and the like.

The needle is with above-mentioned problem, the utility model provides a technical scheme is:

the utility model has the advantages that:

1. the cooling effect is obviously better than that of a jacket type water pipe. The high-temperature trachea of returning shape that invades in the water tank cooling water is n shape stack of turning back in succession, has increased high-temperature trachea's the refrigerated length of intaking in limited space, and under the effect of water tank king-rod baffle, water tank rivers are the U-shaped flow from bottom to top again after passing through the baffle lower extreme from top to bottom in the water tank, make the cooling water contact the trachea more fully and take away the heat of trachea conduction to make the gaseous cooling effect that obtains showing in the trachea.

2. The device is very simple and convenient to manufacture, install, clean and maintain. The high-temperature pipe that appears returns shape only needs several straight tubes to install the elbow additional and can connect, and the water tank can be a simple square container, and upper welding water inlet and delivery port can, only need on the case lid open two interface tube holes can, only need during the installation with the water tank from upwards cover closing the case lid and accomplishing on the high-temperature pipe that appears returns shape from the bottom.

3. The appearance of the device can be a square box body, and the device can be set in an attractive mode.

Drawings

FIG. 1 is a schematic perspective view of a cooling device for a high-temperature high-pressure exhaust pipe water tank of a sintering furnace according to an embodiment (in the figure, the water tank cover is not closed);

FIG. 2 is a perspective view of a high temperature air pipe with a square-shaped cross section according to an embodiment;

FIG. 3 is a perspective view of a water cooling tank and a water tank cover according to an embodiment;

FIG. 4 is a perspective view of a partition plate according to an embodiment;

FIG. 5 is a perspective view of the partition board and the high temperature air pipe in accordance with the first embodiment;

FIG. 6 is a perspective view of the second embodiment showing the position relationship between the baffle and the high temperature air pipe;

FIG. 7 is a perspective view of a water cooling tank according to a second embodiment;

FIG. 8 is a schematic perspective view of a cooling apparatus for a high-temperature and high-pressure exhaust pipe water tank of a sintering furnace according to a second embodiment (shown with the cover of the water tank not closed);

FIG. 9 is a schematic perspective view of a cooling apparatus for a high-temperature high-pressure exhaust pipe water tank of a sintering furnace in the third embodiment (in the drawing, the lid of the water tank is not closed)

FIG. 10 is a perspective view of the high-temperature high-pressure exhaust pipe water tank cooling device of the sintering furnace in the first, second and third embodiments;

FIG. 11 is a schematic perspective view of a cooling apparatus of a high-temperature high-pressure exhaust pipe water tank of a sintering furnace according to a fourth embodiment;

FIG. 12 is a perspective view illustrating the installation of the cooling device of the high-temperature and high-pressure exhaust pipe water tank of the sintering furnace in the fourth embodiment;

FIG. 13 is a schematic perspective view of a cooling apparatus of a high-temperature high-pressure exhaust pipe water tank of a sintering furnace according to a fifth embodiment;

in the figure: 1. a first bidirectional interface; 2. a second bidirectional interface; 3. a high-temperature air pipe in a shape of a Chinese character 'hui'; 31. a first downward trachea; 32. the second upward trachea; 33. the third is downward trachea; 34. the fourth is upward trachea; 35. bending a first bend; 36. a second elbow; 37. a third elbow; 4. a water cooling tank; 41. a water inlet; ) 42, a water outlet; 43. a dirt cleaning nozzle; 5. a vertical partition plate; 51. a slot; 6. a water inlet chamber; 7. a water outlet chamber; 8. a water passage; 9. a water tank cover; 91. a first bidirectional interface hole; 92. a second bidirectional interface hole; 10. a water line; 11. and (5) sintering.

Detailed Description

The invention is described in one step with reference to the following examples and figures:

example one

As shown in fig. 1, a high-temperature high-pressure exhaust pipe water tank cooling device for a sintering furnace comprises a loop-shaped high-temperature gas pipe 3 continuously turning forward in an n shape and a water cooling tank 4 with a water inlet 41 and a water outlet 42, wherein the loop-shaped high-temperature gas pipe 3 is provided with two external ports for bidirectional gas flow to enter and exit, namely a bidirectional port one 1 and a bidirectional port two 2; the high-temperature air pipe 3 is arranged in the water cooling tank 4. In the arrangement, the high-temperature air pipe 3 which is put into the water cooling tank 4 is continuously folded and superposed in an n shape, and the length of the high-temperature air pipe which can be cooled by water is increased in a limited space.

As shown in fig. 1, 3 and 4, the water cooling tank 4 is provided with a vertical partition plate 5 which can be vertically inserted into the water cooling tank 4, and the water cooling tank 4 is divided into a water inlet chamber 6 and a water outlet chamber 7 by the vertical partition plate 5; and a gap is reserved between the end part of the lower end of the vertical partition plate 5 and the bottom of the water cooling tank to form a water passing channel 8 between the water inlet chamber 6 and the water outlet chamber 7 at the bottom of the water cooling tank.

And the inner wall of the water cooling tank 4 is provided with an inserting groove 51 for inserting the vertical partition plate 5.

The vertical partition plate 5 is arranged, so that water in the water inlet chamber 6 can only enter the water outlet chamber 7 from the water passing channel 8 at the lower end of the partition plate.

As shown in fig. 2, the high-temperature air pipe 3 has four vertical high-pressure air pipes arranged in sequence, namely a first downward air pipe 31 with a first bidirectional connector at the upper end, a second upward air pipe 32, a third downward air pipe 33 and a fourth upward air pipe 34 with a second bidirectional connector at the upper end; the lower end of the first downward air pipe 31 is communicated with the lower end of the second upward air pipe 32 through a first upward elbow 35, the upper end of the second upward air pipe 32 is communicated with the upper end of the third downward air pipe 33 through a second downward elbow 36, and the lower end of the third downward air pipe 33 is communicated with the lower end of the fourth upward air pipe 34 through a third upward elbow 37; the upper end of the first downward air pipe 31 is provided with a first bidirectional connector 1, and the upper end of the fourth upward air pipe 34 is provided with a second bidirectional connector 2. Set up like this, can make two-way interface 1 and two-way interface 2 at 3 both ends of circle shape high temperature trachea all in the top of circle shape high temperature trachea 3 to trompil leads to the installation difficulty and is difficult to the sealed problem of leak protection on 4 boxes of water-cooling tank when avoiding follow-up takeover.

As shown in fig. 1, 2 and 3, the water inlet 41 and the water outlet 42 of the water cooling tank 4 are both located at the upper end of the water cooling tank 4; the water inlet 41 is arranged on one side of the first downward air pipe 31 with the first bidirectional connector 1 at the upper end, and the water outlet 42 is arranged on one side of the fourth upward air pipe 34 with the second bidirectional connector 2 at the upper end; the water outlet 42 is positioned at the water level line 10 of the water cooling tank 4, and the liquid level of the cooling water is kept at the height of the water level line 10 during work; the first bidirectional interface 1 and the second bidirectional interface 2 are located above the water level line 10. The arrangement is mainly to avoid the lower part of the water cooling box 4 to be provided with a hole so as to facilitate the installation and the sealing of the subsequent related components

As shown in fig. 1 and 5, the vertical partition plate 5 is inserted between the first downward air pipe 31 and the second upward air pipe 32 from top to bottom, so that the first upward air pipe with the first bidirectional connector 1 at the upper end is located in the water inlet chamber 6, and the second upward air pipe 32, the third downward air pipe 33 and the fourth upward air pipe 34 with the second bidirectional connector 2 at the upper end are all located in the water outlet chamber 7; the upper end of the vertical partition plate 5 is higher than the water outlet line 10, the lower end of the vertical partition plate is close to the upward elbow 35, and a water passing channel 8 is arranged between the lower end of the vertical partition plate and the bottom of the water cooling tank 4. The arrangement is that the gas with the highest temperature meets the cooling water with the lowest temperature firstly when the gas is discharged, and the large temperature difference is used for obtaining the large temperature reduction in a short time.

As shown in fig. 1 and 3, the water cooling tank 4 has a tank cover 9, and the tank cover 9 has a first bidirectional interface hole 91 and a second bidirectional interface hole 92; when the water tank cover 9 covers the water cooling tank 4, the first bidirectional connector 1 and the second bidirectional connector 2 respectively extend out of the water tank cover 9 through the first bidirectional connector hole 91 and the second bidirectional connector hole 92 and are located above the water tank cover 9. The arrangement of the water tank cover enhances the appearance integrity and the aesthetic property of the device.

In this embodiment, the water cooling tank 4 is rectangular, and the hollow thereof is a rectangular hollow cavity; the high-temperature air pipe 3 is arranged in the cuboid cavity of the water cooling box 4 and has a gap with the inner wall of the water cooling box 4.

In the present embodiment, the high temperature gas pipe 3 is placed in the water cooling tank 4, as shown in fig. 1; the vertical partition plate 5 is inserted between the first downward air pipe 31 and the second upward air pipe 32 from top to bottom, so that the first downward air pipe 31 with the first bidirectional connector 1 at the upper end is positioned in the water inlet chamber 6, and the second upward air pipe 32, the third downward air pipe 33 and the fourth upward air pipe 34 with the second bidirectional connector 2 at the upper end are all positioned in the water outlet chamber 7, as shown in fig. 1 and 5; covering the water tank cover 9, and respectively communicating a high-temperature high-pressure bidirectional air pipe outside the sintering furnace 11 to be close to and communicated with one end and a discharge end in the sintering furnace after the bidirectional interface hole I91 and the bidirectional interface hole II 92 extend upwards from the water tank cover 9, as shown in figures 1 and 10; cooling water is injected into the water inlet chamber 6 from the water inlet 41, enters the water outlet chamber 7 through the water passing channel 8 below the vertical partition plate 5, and flows out through the water outlet 42 when rising to the water outlet; high-temperature gas in the sintering furnace 11 enters the zigzag high-temperature gas pipe 3 from the first two-way interface hole 91, is cooled by cooling water and then is discharged from the second two-way interface 2.

In this embodiment, the high-temperature rectangular pipe 3 can be connected only by installing bends on several straight pipes, the water cooling tank 4 can be a simple square container, only the water inlet and the water outlet need to be welded on the upper part, and only the two-way interface hole one 91 and the two-way interface hole two 92 need to be opened on the water tank cover 9; during installation, the water cooling box 4 is sleeved on the square-shaped high-temperature air pipe 3 from bottom to top, then the vertical partition plate 5 is inserted into the water cooling box 4, and then the box cover is closed, and the two-way connector 1 and the two-way connector 2 are connected respectively.

Example two

As shown in fig. 6-8, compared with the first embodiment, the cooling device for the high-temperature and high-pressure exhaust pipe water tank of the sintering furnace is different in that: the vertical partition plate 5 is inserted between the second upward air pipe 32 and the third downward air pipe 33 from bottom to top, so that the first downward air pipe 31 with the first bidirectional connector 1 at the upper end and the second upward air pipe 32 are positioned in the water outlet chamber 7, and the third downward air pipe 33 and the fourth upward air pipe 34 with the second bidirectional connector 2 at the upper end are positioned in the water outlet chamber 7; the upper end of the vertical partition plate 5 and the lower elbow 36 are higher than the water outlet line 10, and a water passing channel 8 is arranged between the lower end of the vertical partition plate and the bottom of the water cooling tank 4.

EXAMPLE III

As shown in fig. 9, compared with the first and second embodiments, the cooling device for the high-temperature and high-pressure exhaust pipe water tank of the sintering furnace is different in that: the water inlet 41 and the water outlet 42 of the water cooling tank 4 are both positioned at the upper end part of the water cooling tank 4; the water inlet 41 is arranged on one side of the fourth upward air pipe 34 with the two-way connector II 2 at the upper end, and the water outlet 42 is arranged on one side of the first downward air pipe 31 with the two-way connector I1 at the upper end; the vertical partition plate 5 is inserted between the third downward air pipe 33 and the fourth upward air pipe 34 from top to bottom, so that the fourth upward air pipe 34 with the two-way connector II 2 at the upper end is positioned in the water inlet chamber 6, and the first downward air pipe 31, the second upward air pipe 32 and the third downward air pipe 33 are all positioned in the water outlet chamber 7; the upper end of the vertical clapboard 5 is higher than the water outlet line 10, the lower end of the vertical clapboard is close to the upward elbow III 37, and a water passing channel 8 is arranged between the lower end of the vertical clapboard and the bottom of the water cooling tank 4.

Example four

As shown in fig. 11 and 12, the cooling device for the high-temperature and high-pressure exhaust pipe water tank of the sintering furnace is different from the first, second and third embodiments in that: the water cooling tank 4 is cylindrical and is provided with a cylindrical inner cavity; the bidirectional interface I1 of the clip-shaped high-temperature air pipe 3 is arranged outside the box body at the lower part of the cylindrical water-cooling box 4, and the air outlet interface is arranged outside the box body at the upper part of the water-cooling box 4; the water inlet 41 is positioned below the water cooling tank 4, and the water outlet 42 is positioned above the water cooling tank 4.

EXAMPLE five

As shown in fig. 13, compared with the fourth embodiment, the cooling device for the high-temperature and high-pressure exhaust pipe water tank of the sintering furnace is different in that: the high-temperature air pipe which receives water cooling is spirally arranged in the cylindrical water cooling box 4.

The above embodiments are only for the purpose of more clearly describing the invention and should not be considered as limiting the scope of protection covered by the invention, any modification of the equivalent should be considered as falling within the scope of protection covered by the invention.

Claims (10)

1. The utility model provides a fritting furnace high temperature high pressure blast pipe water tank cooling device which characterized in that: the air cooling device comprises a continuously folded high-temperature air pipe (3) and a water cooling box (4) with a water inlet (41) and a water outlet (42), wherein the air pipe (3) is provided with two external ports for bidirectional air flow to enter and exit, namely a bidirectional interface I (1) and a bidirectional interface II (2); the high-temperature air pipe (3) is arranged in the water cooling tank (4).

2. The water tank cooling device for the high-temperature and high-pressure exhaust pipe of the sintering furnace according to claim 1, characterized in that: the continuously folded high-temperature air pipe (3) comprises a continuously forward n-shaped folded high-temperature air pipe (3) and a continuously upward spiral high-temperature air pipe (3).

3. The water tank cooling device for the high-temperature and high-pressure exhaust pipe of the sintering furnace according to claim 2, characterized in that: when the high-temperature air pipe (3) is a high-temperature air pipe (3) which is continuously folded forward in an n shape, the water cooling tank (4) is provided with a vertical partition plate (5) which can be vertically inserted into the water cooling tank (4), and the water cooling tank (4) is divided into a water inlet chamber (6) and a water outlet chamber (7) by the vertical partition plate (5); a gap is reserved between the end part of the lower end of the vertical partition plate (5) and the bottom of the water cooling tank, and a water passing channel (8) between the water inlet chamber (6) and the water outlet chamber (7) at the bottom of the water cooling tank is formed.

4. The water tank cooling device for the high-temperature and high-pressure exhaust pipe of the sintering furnace according to claim 3, characterized in that: and the inner wall of the water cooling tank (4) is provided with a slot (51) inserted into the vertical clapboard (5).

5. The water tank cooling device for the high-temperature and high-pressure exhaust pipe of the sintering furnace according to claim 3, characterized in that: the high-temperature air pipe (3) is provided with 4 vertical high-pressure air pipes which are arranged in sequence, namely a first downward air pipe (31) with a first bidirectional connector (1) at the upper end, a second upward air pipe (32), a third downward air pipe (33) and a fourth upward air pipe (34) with a second bidirectional connector (2) at the upper end; the lower end of the first downward air pipe (31) is communicated with the lower end of the second upward air pipe (32) through a first upward elbow (35), the upper end of the second upward air pipe (32) is communicated with the upper end of the third downward air pipe (33) through a second downward elbow (36), and the lower end of the third downward air pipe (33) is communicated with the lower end of the fourth upward air pipe (34) through a third upward elbow (37); the upper end of the first downward air pipe (31) is provided with a first bidirectional connector (1), and the upper end of the fourth upward air pipe (34) is provided with a second bidirectional connector (2).

6. The water tank cooling device for the high-temperature and high-pressure exhaust pipe of the sintering furnace according to claim 5, characterized in that: the water inlet (41) and the water outlet (42) of the water cooling tank (4) are both positioned at the upper end part of the water cooling tank (4); the water inlet (41) is arranged on one side of a first downward air pipe (31) with a first bidirectional interface (1) at the upper end, and the water outlet (42) is arranged on one side of a fourth upward air pipe (34) with a second bidirectional interface (2) at the upper end; the water outlet (42) is at the water level line (10) of the water cooling tank (4); the first bidirectional interface (1) and the second bidirectional interface (2) are located above the water level line (10).

7. The water tank cooling device for the high-temperature and high-pressure exhaust pipe of the sintering furnace according to claim 6, characterized in that: the vertical partition plate (5) is inserted between the first downward air pipe (31) and the second upward air pipe (32) from top to bottom, so that the first upward air pipe () with the first bidirectional connector (1) at the upper end is positioned in the water inlet chamber (6), and the second upward air pipe (32), the third downward air pipe (33) and the fourth upward air pipe (34) with the second bidirectional connector (2) at the upper end are all positioned in the water outlet chamber (7); the upper end of the vertical partition plate (5) is higher than the water outlet line (10), and the lower end of the vertical partition plate is close to the first upward elbow (35) and is provided with a water passing channel (8) between the vertical partition plate and the bottom of the water cooling tank (4).

8. The water tank cooling device for the high-temperature and high-pressure exhaust pipe of the sintering furnace according to claim 6, characterized in that: the vertical partition plate (5) is inserted between the second upward air pipe (32) and the third downward air pipe (33) from bottom to top, so that the first downward air pipe (31) with the first bidirectional connector (1) at the upper end and the second upward air pipe (32) are positioned in the water outlet chamber (7), and the third downward air pipe (33) and the fourth upward air pipe (34) with the second bidirectional connector (2) at the upper end are positioned in the water outlet chamber (7); the upper end of the vertical partition plate (5) and the lower elbow (36) are higher than the water outlet line (10), and a water passing channel (8) is arranged between the lower end of the vertical partition plate and the bottom of the water cooling tank (4).

9. The water tank cooling device for the high-temperature and high-pressure exhaust pipe of the sintering furnace according to claim 5, characterized in that: the water inlet (41) and the water outlet (42) of the water cooling tank (4) are both positioned at the upper end part of the water cooling tank (4); the water inlet (41) is arranged on one side of a fourth upward air pipe (34) with a bidirectional interface II (2) at the upper end, and the water outlet (42) is arranged on one side of a first downward air pipe (31) with a bidirectional interface I (1) at the upper end; the vertical partition plate (5) is inserted between the third downward air pipe (33) and the fourth upward air pipe (34) from top to bottom, so that the fourth upward air pipe (34) with the upper end provided with the two-way connector II (2) is positioned in the water inlet chamber (6), and the first downward air pipe (31), the second upward air pipe (32) and the third downward air pipe (33) are positioned in the water outlet chamber (7); the upper end of the vertical clapboard (5) is higher than the water outlet line (10), and the lower end of the vertical clapboard is close to the upward elbow III (37) and is provided with a water passing channel (8) between the vertical clapboard and the bottom of the water cooling tank (4).

10. The cooling device for the high-temperature and high-pressure exhaust pipe water tank of the sintering furnace according to any one of claims 3 to 9, characterized in that: the water cooling tank (4) is provided with a water tank cover (9), and the water tank cover (9) is provided with a first bidirectional interface hole (91) and a second bidirectional interface hole (92); when the water tank cover (9) covers the water cooling tank (4), the first bidirectional connector (1) and the second bidirectional connector (2) respectively extend out of the water tank cover (9) through the first bidirectional connector hole (91) and the second bidirectional connector hole (92) and are located above the water tank cover (9).

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