CN212155859U - Smelting flue gas cuts off sealing device - Google Patents

Abstract

The utility model discloses a smelting flue gas partition sealing device, which relates to the zinc smelting field, and comprises a high temperature fan, an air inlet pipe and an indoor travelling crane hoisting mechanism capable of moving longitudinally, wherein the air inlet pipe is communicated with the air inlet end of the high temperature fan, the indoor travelling crane hoisting mechanism is arranged above the high temperature fan and the air inlet pipe, a partition plugboard for sealing the air inlet pipe is inserted on the air inlet pipe, a cover plate is fixed at the top of the partition plugboard, a lifting lug is fixed at the top of the cover plate, the lifting lug is connected with the indoor travelling crane hoisting mechanism through a steel wire lifting rope, an openable manhole door is fixed at one side of the high temperature fan, an inspection platform is arranged below the manhole door, a sealing component is arranged between the upper end of the partition plugboard and the air inlet pipe, the utility model has multiple sealing effects, the sealing effect is good, and the sealing performance of the partition plugboard can be cleaned and, the whole device has simple structure and low manufacturing cost.

Description

Smelting flue gas cuts off sealing device

Technical Field

The utility model relates to a zinc field of smelting especially relates to a smelt flue gas and cut off sealing device.

Background

The high-temperature fan is a zinc smelting flue gas relay fan and is positioned between the electric dust collection outlet and the acid making purification inlet. The original inlet butterfly valve is not tightly closed, air is sucked for a long time, and the gas concentration of the acid making SO2 is low. In the operation of furnace detection and air and material reduction, the conversion temperature is low, an electric heating furnace is required to be started for heating, more electricity consumption is consumed, the blast volume of the roasting furnace is reduced, and the capacity of a roasting furnace bed is influenced, so that a smelting smoke isolating and sealing device is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a smelting flue gas partition sealing device.

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

the utility model provides a smelt flue gas and cut off sealing device, but including high temperature fan, intake pipe and longitudinal movement's indoor driving hoisting mechanism, the intake pipe communicates with the inlet end of high temperature fan, and indoor driving hoisting mechanism installs in the top of high temperature fan and intake pipe, it has the inside confined wall picture peg of intake pipe to peg graft in the intake pipe, and cuts off the top of picture peg and be fixed with the apron, and the top of apron is fixed with the lug, the lug passes through the steel wire lifting rope and is connected with indoor driving hoisting mechanism, one side of high temperature fan is fixed with the manhole door that can open, and the below of manhole door is provided with maintenance platform, be provided with seal assembly between the upper end of cutting off the picture peg and the intake pipe.

Preferably, seal assembly sets up in the mounting groove that cuts off the picture peg both sides including setting up in the intake pipe and the symmetry, all is fixed with horizontal rectangle stand pipe in two mounting grooves, sliding fit has a stopper in the rectangle stand pipe, and one side that the stopper is close to the partition picture peg is fixed with the rectangle pole that runs through the rectangle stand pipe, and the one end that the rectangle pole is close to the partition picture peg is fixed with the bar touch multitouch, and one side that the bar touch multitouch is close to the partition picture peg is fixed with the second sealing washer with cut off the picture peg contact, the bottom of apron is fixed with the touch multitouch of lower extreme and bar touch multitouch contact, and the contact surface of touch multitouch and bar touch multitouch sets up for the slope.

Preferably, the mounting groove is provided with the through-hole that matches with the longitudinal length of bar feeler block on being close to one side inner wall that cuts off the picture peg, and bar feeler block suit is in the through-hole, the quantity of rectangle stand pipe is a plurality of, and a plurality of rectangle stand pipes are setting up along the length direction of bar feeler block.

Preferably, the air inlet pipe is provided with a slot matched with the partition inserting plate, the partition inserting plate is inserted into the slot, and the inner wall of the slot is fixedly provided with a first sealing ring sleeved on the outer side of the partition inserting plate.

Preferably, the longitudinal length of the second sealing ring is matched with the longitudinal length of the partition inserting plate, and the second sealing ring is made of heat-resistant rubber materials.

Preferably, the apron lid closes in the outside of mounting groove, and the apron size is greater than the partition plug board size.

This scheme is through indoor driving hoisting mechanism, cut off the picture peg, the intake pipe, first sealing washer, the setting of touch bar and bar touch multitouch, not only can go up and down to cutting off the picture peg, the convenience is sealed the intake pipe, and can compress tightly the second spring automatically when sealing, and then possess multiple sealed effect, make sealed effectual, and the manhole door through setting up conveniently clears up and inspect the leakproofness that cuts off the picture peg when needing, whole device simple structure, the cost of manufacture is low.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an enlarged schematic view of the structure at a of the present invention.

Reference numbers in the figures: 1 high temperature fan, 2 intake pipes, 3 indoor driving hoisting mechanisms, 4 partition picture peg, 5 manhole doors, 6 maintenance platforms, 7 apron, 8 lugs, 9 first sealing washer, 10 mounting grooves, 11 rectangle stand pipes, 12 rectangle poles, 13 stopper, 14 spring, 15 bar-shaped contact blocks, 16 second sealing washer, 17 touch pole.

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.

Referring to fig. 1-2, a smelting flue gas partition sealing device comprises a high-temperature fan 1, an air inlet pipe 2 and an indoor travelling crane lifting mechanism 3 capable of moving longitudinally, wherein the air inlet pipe 2 is communicated with an air inlet end of the high-temperature fan 1, the indoor travelling crane lifting mechanism 3 is installed above the high-temperature fan 1 and the air inlet pipe 2, a partition inserting plate 4 for sealing the inside of the air inlet pipe 2 is inserted into the air inlet pipe 2 in a plugging manner, a cover plate 7 is fixed at the top of the partition inserting plate 4, a lifting lug 8 is fixed at the top of the cover plate 7, the lifting lug 8 is connected with the indoor travelling crane lifting mechanism 3 through a steel wire lifting rope, an openable manhole door 5 is fixed at one side of the high-temperature fan 1, an overhauling platform 6 is arranged below the manhole door 5, and a sealing.

In this embodiment, seal assembly sets up in the mounting groove 10 that cuts off picture peg 4 both sides including setting up in intake pipe 2 and symmetry, all be fixed with horizontal rectangle stand pipe 11 in two mounting grooves 10, sliding fit has stopper 13 in the rectangle stand pipe 11, stopper 13 is close to one side of cutting off picture peg 4 and is fixed with the rectangular rod 12 that runs through rectangle stand pipe 11, the one end that rectangular rod 12 is close to cutting off picture peg 4 is fixed with bar touch multitouch 15, one side that bar touch multitouch 15 is close to cutting off picture peg 4 is fixed with the second sealing washer 16 that contacts with cutting off picture peg 4, the bottom of apron 7 is fixed with the touch multitouch 17 of lower extreme and bar touch multitouch 15 contact, the contact surface of touch multitouch 17 and bar touch multitouch 15 sets up for the slope, the one end cover that rectangular rod 12 is located rectangle stand.

In this embodiment, a through hole matched with the longitudinal length of the strip-shaped contact block 15 is formed in the inner wall of one side, close to the partition inserting plate 4, of the mounting groove 10, the strip-shaped contact block 15 is sleeved in the through hole, the number of the rectangular guide pipes 11 is multiple, the rectangular guide pipes 11 are arranged along the length direction of the strip-shaped contact block 15, a slot matched with the partition inserting plate 4 is formed in the air inlet pipe 2, the partition inserting plate 4 is inserted into the slot, a first sealing ring 9 sleeved on the outer side of the partition inserting plate 4 is fixed on the inner wall of the slot, the first sealing ring 9 is distributed at the upper end and the lower end of the partition inserting plate 4, the longitudinal length of the second sealing ring 16 is matched with the longitudinal length of the partition inserting plate 4, the second sealing ring 16 is made of a heat-resistant rubber material, the cover plate 7 covers the outer side of the mounting groove 10.

The working principle is as follows:

in the utility model, the arranged indoor crane hoisting mechanism 3 is the prior art, a winch is arranged on the indoor crane hoisting mechanism and can be used for lifting the partition plugboard 4 when needed, and further conducting or closing the air inlet pipe 2 as needed, when the indoor crane hoisting mechanism is closed, the air inlet pipe 2 can be partitioned through the arranged partition plugboard 4, the partition effect is good, the first sealing can be carried out through the arranged first sealing ring 9, when the partition plugboard 4 descends to partition the air inlet pipe 2, the arranged touch rod 17 moves downwards to be contacted with the strip-shaped touch block 15, and further the strip-shaped touch block 15 is touched to move towards the direction of the partition plugboard 4, then the second sealing ring 16 is tightly pressed on the partition plugboard 4, and further sealing can be further carried out, so that the sealing effect is good, and the cleaning and the checking on the sealing performance of the partition plugboard 4 can be conveniently carried out when needed through the arranged manhole door, the whole device has simple structure and low manufacturing cost.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. A smelting flue gas partition sealing device comprises a high-temperature fan (1), an air inlet pipe (2) and an indoor travelling crane hoisting mechanism (3) capable of moving longitudinally, wherein the air inlet pipe (2) is communicated with the air inlet end of the high-temperature fan (1), the indoor travelling crane hoisting mechanism (3) is arranged above the high-temperature fan (1) and the air inlet pipe (2), it is characterized in that a partition inserting plate (4) for sealing the inside of the air inlet pipe (2) is inserted on the air inlet pipe (2), a cover plate (7) is fixed on the top of the partition inserting plate (4), a lifting lug (8) is fixed on the top of the cover plate (7), the lifting lugs (8) are connected with an indoor travelling crane lifting mechanism (3) through steel wire lifting ropes, an openable manhole door (5) is fixed on one side of the high-temperature fan (1), and an overhaul platform (6) is arranged below the manhole door (5), and a sealing assembly is arranged between the upper end of the partition inserting plate (4) and the air inlet pipe (2).

2. The smelting flue gas partition sealing device according to claim 1, wherein the sealing assembly comprises mounting grooves (10) which are arranged on the air inlet pipe (2) and symmetrically arranged at two sides of the partition inserting plate (4), a transverse rectangular guide pipe (11) is fixed in each of the two mounting grooves (10), a limiting block (13) is in sliding fit in each rectangular guide pipe (11), a rectangular rod (12) which penetrates through each rectangular guide pipe (11) is fixed at one side of each limiting block (13) which is close to the partition inserting plate (4), a strip-shaped contact block (15) is fixed at one end of each rectangular rod (12) which is close to the partition inserting plate (4), a second sealing ring (16) which is in contact with the partition inserting plate (4) is fixed at one side of each strip-shaped contact block (15) which is close to the partition inserting plate (4), a contact rod (17) with which is in contact with the strip-shaped contact block (15) at the lower end is, the contact surface of the touch rod (17) and the strip-shaped touch block (15) is obliquely arranged, and one end of the rectangular rod (12) positioned in the rectangular guide tube (11) is sleeved with a spring (14).

3. The smelting flue gas partition sealing device according to claim 2, wherein a through hole matched with the longitudinal length of the strip-shaped contact block (15) is formed in the inner wall of one side, close to the partition inserting plate (4), of the mounting groove (10), the strip-shaped contact block (15) is sleeved in the through hole, the number of the rectangular guide pipes (11) is multiple, and the rectangular guide pipes (11) are arranged along the length direction of the strip-shaped contact block (15).

4. The smelting flue gas partition sealing device according to claim 1, 2 or 3, wherein the gas inlet pipe (2) is provided with a slot matched with the partition inserting plate (4), the partition inserting plate (4) is inserted into the slot, and the inner wall of the slot is fixed with a first sealing ring (9) sleeved outside the partition inserting plate (4).

5. A metallurgical off-gas sealing device according to claim 2 or 3, wherein the second sealing ring (16) has a longitudinal length adapted to the longitudinal length of the off-gas insertion plate (4), and the second sealing ring (16) is made of heat-resistant rubber material.

6. The smelting flue gas partition sealing device according to claim 2 or 3, wherein the cover plate (7) covers the outer side of the mounting groove (10), and the size of the cover plate (7) is larger than that of the partition inserting plate (4).

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