CN210372017U - Low-pressure sealing device for sintering machine trolley - Google Patents
Low-pressure sealing device for sintering machine trolley Download PDFInfo
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- CN210372017U CN210372017U CN201921214431.2U CN201921214431U CN210372017U CN 210372017 U CN210372017 U CN 210372017U CN 201921214431 U CN201921214431 U CN 201921214431U CN 210372017 U CN210372017 U CN 210372017U
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Abstract
The utility model discloses a sintering machine platform truck low pressure sealing device, its characterized in that: the sealing cover comprises side sealing plates arranged on two sides and a top cover plate arranged at the upper end; side sealing water tanks are arranged on two sides of the trolley, the lower ends of the side sealing plates are arranged in the side sealing water tanks, and trolley base plates extending into the side sealing water tanks towards two sides are arranged on the trolley; and a top sealing water tank which is matched and sealed with the top cover plate is arranged above the trolley. The utility model discloses sintering machine platform truck low pressure sealing device, its simple structure, satisfying platform truck dynamic seal requirement that can be fine, and convenient the maintenance, better application prospect has.
Description
Technical Field
The utility model belongs to the technical field of sintering equipment, more specifically say, relate to sintering machine platform truck low pressure sealing device.
Background
The sintering production is an important production process before blast furnace smelting, and is also a large household for energy consumption and smoke pollution discharge. With the continuous promotion of national energy and environmental protection policy, except that the device for discharging flue gas is actively administered, the source administration is the most economic administration mode. The flue gas recycling technology for the large sintering flue is an energy-saving and environment-friendly process emission reduction technology. Because the circulating flue gas contains a small amount of harmful gases such as CO, dioxin and the like, in addition, in order to realize the maximum emission reduction, a certain sealed space is required above the trolley, and the purpose of reducing the entrance of external air or preventing the large amount of circulating flue gas from overflowing outside is realized.
At present, most of the trolleys of the sintering system are open, and air required by the sintering process comes from the upper part of the trolley. The hot air circulation is partially applied or the enterprise improving the field environment is partially provided with a fixed sealing cover on part of trolleys, the sealing effect is limited, the daily trolley maintenance of the sintering machine is influenced, and the disassembly is inconvenient. At present, a better trolley sealing device applied to a flue gas circulation technology is not provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that prior art exists, provide a simple structure, satisfying platform truck dynamic seal requirement that can be fine, and the sintering machine platform truck low pressure sealing device who conveniently overhauls.
In order to realize the purpose, the utility model discloses the technical scheme who takes does: the low-pressure sealing device for the sintering machine trolley is characterized in that: the sealing cover comprises side sealing plates arranged on two sides and a top cover plate arranged at the upper end; side sealing water tanks are arranged on two sides of the trolley, the lower ends of the side sealing plates are arranged in the side sealing water tanks, and trolley base plates extending into the side sealing water tanks towards two sides are arranged on the trolley; and a top sealing water tank which is matched and sealed with the top cover plate is arranged above the trolley.
In order to make the above technical solution more detailed and concrete, the present invention further provides the following preferable technical solution to obtain satisfactory practical effect:
the trolley comprises a trolley lower body and trolley breast boards arranged on the trolley lower body, and the trolley base plate is arranged between the trolley lower body and the trolley breast boards.
The trolley base plate comprises a base plate body and a side baffle plate, the base plate body is horizontally arranged, the side baffle plate is vertically connected to the end portion of the base plate body, the lower end of the side baffle plate extends downwards into the side sealing water tank, and the upper end of the side baffle plate extends upwards.
And an overflow port is arranged on the side plate of the side sealing water tank.
The top cover plate is composed of a plurality of spliced cover plates and comprises a second top cover plate and a first top cover plate, and a through hole penetrating through the air inlet pipe is formed in the first top cover plate.
The sealing device is also provided with a sealing cover support, and the sealing cover support comprises side supports arranged on two sides of the trolley and a top support arranged on the top of the trolley.
The side sealing water tank is connected and supported through a support rod arranged on the side support, and extends along the running passing direction of the trolley.
The top sealing water tank is arranged and connected on the top support and comprises two top longitudinal sealing water tanks which are arranged in parallel at intervals, a plurality of top transverse sealing water tanks are arranged between the top longitudinal sealing water tanks, and the edges of the first top cover plate and the second top cover plate are downwards correspondingly clamped in the top sealing water tanks.
The upper end of the side sealing plate is fixedly connected to the lower end face of the longitudinal sealing water tank.
The sealing cover is equipped with end seal structure along the both ends of platform truck operation through direction, end seal structure includes vertical tip rigid baffle and the flexible brush of activity of arranging downwards, tip rigid baffle is apart from the platform truck charge level certain distance, the flexible brush of activity contacts with the platform truck charge level, and rotatable the connection in upper end is on the sealing cover support.
Compared with the prior art, the utility model, have following advantage: the utility model discloses sintering machine platform truck low pressure sealing device, its simple structure, satisfying platform truck dynamic seal requirement that can be fine, and convenient the maintenance, better application prospect has.
Drawings
The contents of the drawings and the reference numerals in the drawings of the present specification will be briefly described as follows:
FIG. 1 is a schematic view of a sealing structure on the side of the sealing cover of the present invention;
FIG. 2 is an enlarged view of a portion A of FIG. 1;
FIG. 3 is a schematic view of the arrangement of a sealing water tank on the top of a sealing cover;
fig. 4 is a schematic view of a sealing structure at two ends of a sealing cover.
In the drawings, the reference numbers: 1. a trolley, 2, an air inlet pipe, 3, a sealing cover bracket, 31, a bracket base, 32, a side bracket, 33 and a top bracket,
4. a side-sealed water tank, 41, an overflow,
5. a top sealed water tank 51, a top longitudinal sealed water tank 52, a top transverse sealed water tank,
6. side sealing plates, 7, a top cover plate, 71, a first top cover plate, 72, a second top cover plate,
8. a trolley backing plate 81, a backing plate body 82 and a side baffle plate,
9. a trolley breast board 10, an end rigid baffle plate 11 and a movable flexible brush.
Detailed Description
The following description of the embodiments of the present invention will be made in detail with reference to the accompanying drawings.
The utility model relates to a low pressure sealing device of a sintering machine trolley, which comprises a sealing cover covered on the trolley, as shown in figure 1, wherein the sealing cover comprises side sealing plates 6 arranged at two sides and a top cover plate 7 arranged at the upper end; the side sealing water tank 4 is arranged on two sides of the trolley 1, the lower end of the side sealing plate 4 is arranged in the side sealing water tank 4, the trolley base plate 8 extending into the side sealing water tank 4 to two sides is arranged on the trolley 1, and water sealing of the side edge in the running process of the trolley is achieved through the side sealing plate 4 and the trolley base plate 8 connected to the trolley 1. The top sealing water tank 5 of the top sealing top cover plate 7 is arranged above the trolley 1, the top cover plate 7 is arranged in the top sealing water tank 5, the top cover plate is sealed in a non-connection mode through the water level, the top cover plate can be conveniently detached when a good sealing effect is guaranteed, and overhauling is convenient.
The utility model discloses in, platform truck 1 includes platform truck lower part body and locates platform truck breast board 9 on the body of platform truck lower part, and platform truck backing plate 8 is located between platform truck lower part body and the platform truck breast board 8, and platform truck breast board upper portion space is used for adorning the sintering material, and platform truck backing plate 8 is located both sides, corresponds side seal basin 4 and arranges, can remove in side seal basin 4, realizes the water-stop of in service. As shown in fig. 2, the trolley backing plate 8 includes a horizontally arranged backing plate body 81 and a side baffle 82 vertically connected to the end of the backing plate body 81, the lower end of the side baffle 82 extends downwards into the side sealing water tank 4, and the upper end of the side baffle 82 extends upwards, i.e. in this embodiment, the whole trolley backing plate 8 is of a transverse T-shaped structure, a transverse T-shaped steel plate is provided, one end of the transverse T-shaped steel plate enters the side sealing water tank 4, the movable sealing is realized through the water level of the water tank, and the other end of the transverse T-shaped steel plate can block scattered materials on the trolley from entering the water tank.
In the present invention, as shown in fig. 2, weirs 41 are provided on side plates on both sides of the side sealing water tank 4. The overflow port 41 is of a U-shaped structure with an open upper end, and the overflow port 41 is provided with a trolley liner plate 8 which can keep the trolley at the movable end to freely move in the side sealing water tank 4 and has a certain horizontal moving space to prevent the trolley from being misplaced and blocked in the water tank. When the system is used, the water tank is provided with a water supplementing point in the middle for continuously supplementing water, the water level of the water tank at the bottom can be kept to seal the sealing end of the T-shaped base plate, the water level is raised and flows out to the sealing water recovery system through the U-shaped overflow ports at the two ends, and the water supplementing system can keep water circulation after being pumped back, so that the whole dynamic water sealing process is formed.
The utility model discloses in, as shown in fig. 3, the apron that lamina tecti 7 has a plurality of concatenations is constituteed, including second lamina tecti 72 and first lamina tecti 71, be equipped with the through-hole that passes intake pipe 2 on the first lamina tecti 71, the structure setting of a plurality of concatenation laps can further conveniently be dismantled and overhauls. The top sealing water tank 5 is arranged and connected to the top support 33, the top sealing water tank 5 comprises two top longitudinal sealing water tanks 51 which are arranged in parallel at intervals, a plurality of top transverse sealing water tanks 52 are arranged between the top longitudinal sealing water tanks 51, the edges of a movable first top cover plate 71 and a movable second top cover plate 72 are correspondingly clamped downwards into the top sealing water tanks 5, and the air inlet pipe 2 for circulating flue gas can be arranged in a plurality of ways as required to form a plurality of flue gas inlets. Under normal conditions, the interior of the sealing cover is controlled to be micro-negative pressure, each water tank can completely meet the sealing requirement after being sealed, and the leakage of waste gas in the sealing cover and the entrance of peripheral air are controlled.
The utility model discloses in, this sealing device still is equipped with sealed cowling support 3, as shown in fig. 1 sealed cowling support including the collateral branch frame 32 of locating platform truck 1 both sides and locate the overhead supporter 33 at platform truck top. A holder base 31 is provided at the lower end of the side holder 32. The sealing cover bracket 3 forms a framework of the sealing cover and provides a supporting function for the water tank, the top cover plate and the like.
The utility model discloses in, side seal basin 4 is through locating the bracing piece joint support on the collateral branch frame 32, and extends to arrange along the platform truck operation through the direction, extends to whole mesa sealed cowling length, realizes the fixed seal of offside closing plate 6 and the movable seal to platform truck backing plate 8. The upper end of the side sealing plate 6 is fixedly connected to the lower end face of the longitudinal sealing water tank 51, and the lower end of the side sealing plate extends into the side sealing water tank 4 at the bottom, so that non-connection sealing is realized through the water level.
The utility model discloses in, as shown in fig. 4, be equipped with end seal structure at the both ends that the sealed cowling passes through the direction along the platform truck operation, end seal structure includes vertical tip rigid baffle 10 and the flexible brush 11 of activity of arranging downwards, and tip rigid baffle 10 is apart from the platform truck charge level certain distance, and the flexible brush 11 of activity contacts with the platform truck charge level, and the rotatable connection in upper end can adapt to the charge level undulant on the sealed cowling support. Two ends are sealed mainly by two sealing modes: the rigid end part rigid baffle 10 and the flexible movable brush 11 with the hinge are arranged, and the flexible movable brush 11 can be basically close to the material surface of the trolley and can block the free flow of the internal gas and the external gas through two seals. Because the charge level of the production trolley is in a negative pressure air suction state, even if part of gas in the sealing cover overflows, the gas cannot be diffused greatly, and the safety is influenced.
The utility model discloses in, side seal basin 4 and top seal basin 5 are U type basin, the preparation of conveniently processing, can be better satisfy the user demand.
The utility model discloses sintering machine platform truck low pressure sealing device has mainly solved platform truck side direction dynamic seal technique and has dismantled, utilizes and can fine satisfy the sealed and convenient demand characteristic of system maintenance of sintering mesa low pressure flue gas cyclic utilization. The sintering transverse face is sealed and provided with two seals, the inner layer is hard seal and keeps a certain distance with the material surface of the trolley, and the outer layer is hinged steel brush flexible seal and can adapt to the fluctuation of the material surface. When the sintering machine trolley needs to be overhauled, after the circulating flue gas is stopped, the movable top cover plate can be lifted away by a crane above the trolley, and the trolley can be conveniently overhauled.
The utility model discloses sintering machine platform truck low pressure sealing device, this sealed cowling can fine sealed platform truck upper portion overall structure, for mesa flue gas circulation technique provides sealed condition, realize safe and reliable ground environment, and each part is non-fixed connection, and the hoist and mount is dismantled conveniently, does not influence daily platform truck and overhauls. The lateral dynamic of the sintering trolley is realized through the flexible sealing of the water tank, and the low-pressure sealing effect is good; the system has simple structure and convenient disassembly and maintenance; a water tank overflow port type water seal is arranged to meet the low-pressure sealing requirement; the dynamic sealing of the charge level can be realized by the transverse double-layer sealing.
The utility model discloses sintering machine platform truck low pressure sealing device, its simple structure, satisfying platform truck dynamic seal requirement that can be fine, and convenient the maintenance, better application prospect has.
The present invention has been described above with reference to the accompanying drawings, but the present invention is not limited to the above-mentioned embodiments, and various insubstantial improvements or direct applications to other applications can be achieved by using the method and technical solution of the present invention, which all fall within the protection scope of the present invention.
Claims (10)
1. Sintering machine platform truck low pressure sealing device which characterized in that: the sealing cover comprises side sealing plates arranged on two sides and a top cover plate arranged at the upper end; side sealing water tanks are arranged on two sides of the trolley, the lower ends of the side sealing plates are arranged in the side sealing water tanks, and trolley base plates extending into the side sealing water tanks towards two sides are arranged on the trolley; and a top sealing water tank which is matched and sealed with the top cover plate is arranged above the trolley.
2. The low pressure sealing device for sintering pallet according to claim 1, characterized in that: the trolley comprises a trolley lower body and trolley breast boards arranged on the trolley lower body, and the trolley base plate is arranged between the trolley lower body and the trolley breast boards.
3. The low pressure sealing device for sintering pallet according to claim 2, characterized in that: the trolley base plate comprises a base plate body and a side baffle plate, the base plate body is horizontally arranged, the side baffle plate is vertically connected to the end portion of the base plate body, the lower end of the side baffle plate extends downwards into the side sealing water tank, and the upper end of the side baffle plate extends upwards.
4. The low pressure sealing device for sintering pallet according to claim 3, characterized in that: and an overflow port is arranged on the side plate of the side sealing water tank.
5. The low pressure sealing device for sintering pallet according to claim 1, characterized in that: the top cover plate is composed of a plurality of spliced cover plates and comprises a second top cover plate and a first top cover plate, and a through hole penetrating through the air inlet pipe is formed in the first top cover plate.
6. The low pressure sealing device for sintering pallet according to claim 5, characterized in that: the sealing device is also provided with a sealing cover support, and the sealing cover support comprises side supports arranged on two sides of the trolley and a top support arranged on the top of the trolley.
7. The low pressure sealing device for sintering pallet according to claim 6, characterized in that: the side sealing water tank is connected and supported through a support rod arranged on the side support, and extends along the running passing direction of the trolley.
8. The low pressure sealing device for sintering pallet according to claim 7, characterized in that: the top sealing water tank is arranged and connected on the top support and comprises two top longitudinal sealing water tanks which are arranged in parallel at intervals, a plurality of top transverse sealing water tanks are arranged between the top longitudinal sealing water tanks, and the edges of the first top cover plate and the second top cover plate are downwards correspondingly clamped in the top sealing water tanks.
9. The low pressure sealing device for sintering pallet according to claim 8, characterized in that: the upper end of the side sealing plate is fixedly connected to the lower end face of the longitudinal sealing water tank.
10. The low pressure sealing device for sintering pallet according to claim 1, characterized in that: the sealing cover is equipped with end seal structure along the both ends of platform truck operation through direction, end seal structure includes vertical tip rigid baffle and the flexible brush of activity of arranging downwards, tip rigid baffle is apart from the platform truck charge level certain distance, the flexible brush of activity contacts with the platform truck charge level, and rotatable the connection in upper end is on the sealing cover support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921214431.2U CN210372017U (en) | 2019-07-30 | 2019-07-30 | Low-pressure sealing device for sintering machine trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921214431.2U CN210372017U (en) | 2019-07-30 | 2019-07-30 | Low-pressure sealing device for sintering machine trolley |
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| CN210372017U true CN210372017U (en) | 2020-04-21 |
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| CN201921214431.2U Active CN210372017U (en) | 2019-07-30 | 2019-07-30 | Low-pressure sealing device for sintering machine trolley |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110307344A (en) * | 2019-07-30 | 2019-10-08 | 马鞍山钢铁股份有限公司 | A kind of sintering pallet low pressure seal device |
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2019
- 2019-07-30 CN CN201921214431.2U patent/CN210372017U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110307344A (en) * | 2019-07-30 | 2019-10-08 | 马鞍山钢铁股份有限公司 | A kind of sintering pallet low pressure seal device |
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