CN214486144U - Ash negative pressure recovery device at inlet of slag cooler - Google Patents

Abstract

The utility model relates to a cold sediment ware technical field just discloses a cold sediment ware entry lime-ash negative pressure recovery unit, which comprises a bod, the left side intercommunication of organism has the inlet pipe, the top intercommunication of inlet pipe has the feeder hopper, the bottom intercommunication of inlet pipe has the absorption fill, the bottom intercommunication of absorption fill has the pipe, the bottom intercommunication of pipe has the negative pressure case, the first filter screen of inner chamber fixedly connected with of absorption fill, the left side swing joint of negative pressure case has the maintenance door, the front side fixedly connected with stopper of maintenance door, the left side fixedly connected with stop gear of negative pressure case front side. This cold sediment ware entry lime-ash negative pressure recovery unit possesses the negative pressure and adsorbs the lime-ash and be convenient for clear up advantages such as lime-ash, has solved the easy lime-ash that produces in the feed inlet department of cold sediment ware and has drifted away from the position of feeder hopper, leads to the environment of cold sediment ware periphery to be covered with the lime-ash granule, appears producing the problem of harm to the user easily.

Description

Ash negative pressure recovery device at inlet of slag cooler

Technical Field

The utility model relates to a cold sediment ware technical field specifically is a cold sediment ware entry lime-ash negative pressure recovery unit.

Background

The slag cooler is a necessary device in the operation process of a power plant, the slag cooler is a medium-low pressure boiler and a conveyor, and in the process of providing detection, maintenance and system management services for the power plant, the company discovers that ash slag drifts from the feeding part of the slag cooler, so that the slag cooler pollutes the surrounding environment, and therefore the ash slag drifting part of the slag cooler needs to be subjected to negative pressure treatment and improved.

A slag cooler is also called as a slag cooler, the slag cooler mainly comprises a cylinder body, a slag inlet box, a slag outlet box, a power transmission device, a bottom frame and an electrical control system, the cylinder body and a separation frame both adopt water-cooled wall type structures, slag guide sheets are welded on the inner wall of the cylinder body and the separation frame, the internal structure of the slag cooler mainly comprises an outer cylinder with a transmission device welded outside the cylinder and an inner cylinder with fixed spiral guide blades welded outside the cylinder, the inner cylinder is in various types of multitubular types and sleeve types, slag lifting plates are welded between the fixed spiral guide blades in the inner cylinder, when the slag cooler is driven by the transmission device to rotate slowly, high-temperature slag is guided to advance by the spiral blades in the inner cylinder of the sleeve, meanwhile, the slag lifting plates drive the slag to lift upwards and throw away the slag to a certain height, cooling water reversely flows heat in a jacket between the inner cylinder and the outer cylinder, cooling air throws heated hot air of the slag after lifting the slag plates in the inner cylinder, the hot slag is gradually cooled.

The problems existing in the prior art are that the inlet temperature of the slag cooler is high, the working condition is complex, dynamic and static sealing is used, the sealing performance is poor, the ash leakage slag pollutes the environment, ash slag is easily generated at the feeding position of the slag cooler and is scattered out from the position of a feeding hopper, so that the environment around the slag cooler is full of ash slag particles, and the harm to a user is easily caused.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a be not enough to prior art, the utility model provides a cold sediment ware entry lime-ash negative pressure recovery unit possesses the negative pressure and adsorbs the lime-ash and be convenient for clear up advantages such as lime-ash, has solved and has produced the lime-ash easily and fly away from the position of feeder hopper in the feed inlet of cold sediment ware, leads to the environment around the cold sediment ware to be covered with the lime-ash granule, appears producing the problem of harm to the user easily.

(II) technical scheme

For the purpose that realizes above-mentioned negative pressure adsorption lime-ash and be convenient for clear up the lime-ash, the utility model provides a following technical scheme: the utility model provides a cold sediment ware entry lime-ash negative pressure recovery unit, includes the organism, the left side intercommunication of organism has the inlet pipe, the top intercommunication of inlet pipe has the feeder hopper, the bottom intercommunication of inlet pipe has the absorption fill, the bottom intercommunication of absorption fill has the pipe, the bottom intercommunication of pipe has the negative pressure case, the inner chamber fixedly connected with first filter screen of absorption fill, the left side swing joint of negative pressure case has the maintenance door, the front side fixedly connected with stopper of maintenance door, the left side fixedly connected with stop gear of negative pressure case front side, the inner chamber fixedly connected with first baffle of negative pressure case, the inner chamber fixedly connected with second filter screen of first baffle, one side that first baffle is close to the negative pressure incasement wall is connected with the inner wall fixed connection of negative pressure case, the left side swing joint of first baffle has the movable plate, the left side fixedly connected with first in command of movable plate, the right side fixedly connected with carriage release lever of movable plate, the right side fixedly connected with dead lever of carriage release lever bottom, the bottom fixedly connected with brush board of dead lever, the right side swing joint of dead lever has the cutting ferrule, the bottom fixedly connected with second baffle of first baffle, one side that the second baffle is close to negative-pressure box inner wall and the inner wall fixed connection of negative-pressure box, the left side fixedly connected with vacuum pump of negative-pressure box inner wall bottom, the right side intercommunication of vacuum pump has the intake pipe, the right side and the second baffle intercommunication of intake pipe.

Preferably, stop gear includes the fixed block, the movable chamber has been seted up to the inside of fixed block, the inner chamber fixedly connected with horizontal pole in activity chamber, the surface cover of horizontal pole is equipped with the sliding sleeve, the front side fixedly connected with slide bar of sliding sleeve, the front side fixedly connected with cardboard of slide bar, the front side fixedly connected with second handle of cardboard, the surface cover of horizontal pole is equipped with the spring, the left side and the sliding sleeve fixed connection of spring, the right side of spring and the right side fixed connection of activity intracavity wall.

Preferably, the right side of the limiting block is provided with a clamping groove matched with the clamping plate for use, the left side of the fixing block is provided with a clamping hole matched with the clamping plate for use, the left side of the clamping plate penetrates through the clamping hole and extends to the inner cavity of the clamping groove, and the front side of the inner wall of the movable cavity is provided with a sliding hole matched with the sliding rod for use.

Preferably, the left side of cutting ferrule is seted up with the slot that the carriage release lever cooperation was used, the right side fixedly connected with two plastics snap rings on carriage release lever surface, the inner wall of slot is seted up with the ring channel that the cooperation of plastics snap ring was used.

Preferably, the right side fixedly connected with sealing washer of movable plate, the seal groove of using with the sealing washer cooperation is seted up in the left side of first baffle.

Preferably, the top and the bottom on the right side of the maintenance door are fixedly connected with sliding blocks, and a sliding groove matched with the sliding blocks for use is formed in the left side of the negative pressure box.

Preferably, the left side of the maintenance door is fixedly connected with a third filter screen matched with the vacuum pump.

(III) advantageous effects

Compared with the prior art, the utility model provides a cold sediment ware entry lime-ash negative pressure recovery unit possesses following beneficial effect:

1. this cold sediment ware entry lime-ash negative pressure recovery unit, through setting up the absorption fill, a pipe, negative pressure box and vacuum pump, reached the vacuum pump and taken out the inside air of negative pressure box, make negative pressure box adsorb the inside lime-ash of feeding tube to negative pressure box's inner chamber, thereby realized adsorbing the purpose of handling to the lime-ash, the phenomenon that the lime-ash drifted away has been avoided appearing in the feeder hopper, the effect of environmental protection has been improved, through the use of first filter screen and second filter screen and third filter screen, can make the lime-ash get into the inner chamber of negative pressure box through first filter screen and blockked the vacuum pump combustion gas along with the third filter screen discharges at the top of second filter screen simultaneously by the second filter screen, can not lead to the phenomenon that negative pressure box inner chamber gas takes place the backward flow.

2. This cold sediment ware entry lime-ash negative pressure recovery unit, use through stop gear, can fix the position of maintenance door, made things convenient for the user to open the maintenance door at any time and clear up the lime-ash of negative pressure incasement portion and maintain the vacuum pump, use through the brush board, can remove the inner chamber that the brush board took out the negative pressure case with the lime-ash, avoided the lime-ash to take place accumulational phenomenon and influence the effect of adsorbing the lime-ash, use through the cutting ferrule, can fix the position of carriage release lever, because of carriage release lever and dead lever fixed connection, and dead lever and brush board fixed connection, so realized the fixing to the brush board position, avoided at the in-process to the lime-ash absorption, the phenomenon of rocking takes place for the brush board.

Drawings

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

FIG. 2 is a perspective view of the negative pressure tank of the present invention;

FIG. 3 is a schematic view of the connection between the limiting mechanism and the limiting block of the present invention;

fig. 4 is a front sectional view of the negative pressure tank of the present invention;

fig. 5 is a partial top cross-sectional view of the negative pressure tank of the present invention;

fig. 6 is a top cross-sectional view of the fixing block of the present invention;

fig. 7 is a front sectional view of the ferrule of the present invention;

fig. 8 is a partial enlarged view of the position a of the present invention.

In the figure: 1. a body; 2. a feed pipe; 3. a feed hopper; 4. an adsorption hopper; 5. a conduit; 6. a negative pressure tank; 7. a first filter screen; 8. repairing the door; 9. a limiting block; 10. a limiting mechanism; 1001. a fixed block; 1002. a movable cavity; 1003. a cross bar; 1004. a sliding sleeve; 1005. a slide bar; 1006. clamping a plate; 1007. a second handle; 1008. a spring; 11. a first separator; 12. a second filter screen; 13. moving the plate; 14. a first handle; 15. a travel bar; 16. fixing the rod; 17. brushing the board; 18. a card sleeve; 19. a second separator; 20. a vacuum pump; 21. an air inlet pipe; 22. a card slot; 23. a clamping hole; 24. a slide hole; 25. a slot; 26. a plastic snap ring; 27. an annular groove; 28. a seal ring; 29. a sealing groove; 30. a slider; 31. a chute; 32. and a third filter screen.

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.

Referring to fig. 1-8, a negative pressure recycling device for ash at an inlet of a slag cooler comprises a machine body 1, a feeding pipe 2 is communicated with the left side of the machine body 1, a feeding hopper 3 is communicated with the top of the feeding pipe 2, an adsorption hopper 4 is communicated with the bottom of the feeding pipe 2, a conduit 5 is communicated with the bottom of the adsorption hopper 4, a negative pressure box 6 is communicated with the bottom of the conduit 5, a first filter screen 7 is fixedly connected with an inner cavity of the adsorption hopper 4, a maintenance door 8 is movably connected with the left side of the negative pressure box 6, a sliding block 30 is fixedly connected with the top and the bottom of the right side of the maintenance door 8, a sliding groove 31 matched with the sliding block 30 for use is arranged on the left side of the negative pressure box 6, a third filter screen 32 matched with a vacuum pump 20 for use is fixedly connected with the left side of the maintenance door 8, a limiting block 9 is fixedly connected with the front side of the maintenance door 8, a limiting mechanism 10 is fixedly connected with the left side of the front side of the negative pressure box 6, the limiting mechanism 10 comprises a fixing block 1001, a movable cavity 1002 is arranged inside a fixed block 1001, a cross rod 1003 is fixedly connected to the inner cavity of the movable cavity 1002, a sliding sleeve 1004 is sleeved on the surface of the cross rod 1003, a sliding rod 1005 is fixedly connected to the front side of the sliding sleeve 1004, a clamping plate 1006 is fixedly connected to the front side of the sliding rod 1005, a second handle 1007 is fixedly connected to the front side of the clamping plate 1006, a spring 1008 is sleeved on the surface of the cross rod 1003, the left side of the spring 1008 is fixedly connected with the sliding sleeve 1004, the right side of the spring 1008 is fixedly connected with the right side of the inner wall of the movable cavity 1002, a clamping groove 22 matched with the clamping plate 1006 for use is arranged on the right side of a limiting block 9, a clamping hole 23 matched with the clamping plate 1006 for use is arranged on the left side of the fixed block 1001, the left side of the clamping plate 1006 passes through the clamping hole 23 and extends to the inner cavity of the clamping groove 22, a sliding hole 24 matched with the sliding rod 1005 for use is arranged on the front side of the inner wall of the movable cavity 1002, and the position of a maintenance door 8 can be fixed through the use of a limiting mechanism 10, the ash residue in the negative pressure box 6 can be conveniently cleaned and the vacuum pump 20 can be maintained by opening the maintenance door 8 at any time by a user, the inner cavity of the negative pressure box 6 is fixedly connected with a first clapboard 11, the inner cavity of the first clapboard 11 is fixedly connected with a second filter screen 12, one side of the first clapboard 11 close to the inner wall of the negative pressure box 6 is fixedly connected with the inner wall of the negative pressure box 6, the left side of the first clapboard 11 is movably connected with a movable plate 13, the right side of the movable plate 13 is fixedly connected with a sealing ring 28, the left side of the first clapboard 11 is provided with a sealing groove 29 matched with the sealing ring 28 for use, the left side of the movable plate 13 is fixedly connected with a first handle 14, the right side of the movable plate 13 is fixedly connected with a movable rod 15, the right side of the bottom of the movable rod 15 is fixedly connected with a fixed rod 16, the bottom of the fixed rod 16 is fixedly connected with a brush plate 17, and the brush plate 17 can be moved to bring the ash residue out of the inner cavity of the negative pressure box 6 by using the brush plate 17, the ash residue accumulation phenomenon is avoided and the ash residue adsorption effect is influenced, the right side of the fixed rod 16 is movably connected with a clamping sleeve 18, the left side of the clamping sleeve 18 is provided with a slot 25 matched with the moving rod 15 for use, the right side of the surface of the moving rod 15 is fixedly connected with two plastic snap rings 26, the inner wall of the slot 25 is provided with an annular groove 27 matched with the plastic snap rings 26 for use, the position of the moving rod 15 can be fixed through the use of the clamping sleeve 18, the moving rod 15 is fixedly connected with the fixed rod 16, and the fixed rod 16 is fixedly connected with the brush plate 17, so that the position of the brush plate 17 is fixed, the phenomenon that the brush plate 17 shakes in the ash residue adsorption process is avoided, the bottom of the first partition plate 11 is fixedly connected with a second partition plate 19, one side of the second partition plate 19, which is close to the inner wall of the negative pressure tank 6, is fixedly connected with the inner wall of the negative pressure tank 6, and the left side of the bottom of the inner wall of the negative pressure tank 6 is fixedly connected with a vacuum pump 20, the right side of the vacuum pump 20 is communicated with an air inlet pipe 21, the right side of the air inlet pipe 21 is communicated with a second partition plate 19, when the vacuum pump 20 is used, a user starts the vacuum pump 20, the vacuum pump 20 drives air flow to enter the air inlet pipe 21 and discharge the air flow from a third additional negative pressure box 6, the pressure of an inner cavity of the negative pressure box 6 is reduced, so that ash in the feeding pipe 2 sequentially passes through the first filter screen 7, the adsorption hopper 4 and the guide pipe 5 and enters the inner cavity of the negative pressure box 6, the ash falls on the top of the second filter screen 12 and is blocked by the second filter screen 12, the purpose of adsorbing the ash is realized, when the user needs to clean the ash, the clamping plate 1006 is pulled, the clamping plate 1006 drives the sliding rod 1005, the sliding rod 1003 is driven by the sliding sleeve 1004, the sliding sleeve 1004 drives the spring 1008 to generate elastic deformation until the clamping plate 1006 is separated from the clamping groove 22, the user moves the maintenance door 8, the maintenance door 8 moves backwards and drives the sliding block 30 to move backwards in the inner cavity of the sliding groove 31, the user pulls the first handle 14, the first handle 14 drives the moving plate 13 to move leftwards and enables the sealing ring 28 to be separated from the sealing groove 29, the moving plate 13 drives the moving rod 15 to move leftwards, the moving rod 15 drives the fixed rod 16 to move leftwards, the fixed rod 16 drives the brush plate 17 to move leftwards and brings ash out of the inner cavity of the negative pressure box 6, and therefore the purpose of cleaning the ash is achieved.

In conclusion, the ash negative pressure recovery device at the inlet of the slag cooler is provided with the adsorption hopper 4, the conduit 5, the negative pressure box 6 and the vacuum pump 20, the vacuum pump 20 is used for pumping out air inside the negative pressure box 6, the ash in the feeding pipe 2 is adsorbed to the inner cavity of the negative pressure box 6 by the negative pressure box 6, thereby the ash is adsorbed and treated, the ash flying phenomenon of the feeding hopper 3 is avoided, the environment protection effect is improved, through the use of the first filter screen 7, the second filter screen 12 and the third filter screen 32, the ash can be enabled to enter the inner cavity of the negative pressure box 6 through the first filter screen 7 and be blocked at the top of the second filter screen 12 by the second filter screen 12, meanwhile, the gas discharged from the vacuum pump 20 is discharged along with the third filter screen 32, the phenomenon of backflow of the gas in the inner cavity of the negative pressure box 6 can not be caused, through the use of the limiting mechanism 10, the position of the maintenance door 8 can be fixed, it clears up and maintains vacuum pump 20 to have made things convenient for the user to open maintenance door 8 at any time to the inside lime-ash of negative-pressure tank 6, use through brush board 17, can remove brush board 17 and bring out negative-pressure tank 6's inner chamber with the lime-ash, avoided the lime-ash to take place accumulational phenomenon and influence the effect of adsorbing the lime-ash, use through cutting ferrule 18, can fix the position of carriage release lever 15, because of carriage release lever 15 and dead lever 16 fixed connection, and dead lever 16 and brush board 17 fixed connection, so realized the fixing to brush board 17 position, avoided at the adsorbed in-process of lime-ash, brush board 17 takes place the phenomenon of rocking.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 (7)

1. The utility model provides a cold sediment ware entry lime-ash negative pressure recovery unit, includes organism (1), its characterized in that: the machine body is characterized in that the left side of the machine body (1) is communicated with an inlet pipe (2), the top of the inlet pipe (2) is communicated with a feed hopper (3), the bottom of the inlet pipe (2) is communicated with an adsorption hopper (4), the bottom of the adsorption hopper (4) is communicated with a guide pipe (5), the bottom of the guide pipe (5) is communicated with a negative pressure box (6), the inner cavity of the adsorption hopper (4) is fixedly connected with a first filter screen (7), the left side of the negative pressure box (6) is movably connected with a maintenance door (8), the front side of the maintenance door (8) is fixedly connected with a limiting block (9), the left side of the front side of the negative pressure box (6) is fixedly connected with a limiting mechanism (10), the inner cavity of the negative pressure box (6) is fixedly connected with a first partition board (11), the inner cavity of the first partition board (11) is fixedly connected with a second filter screen (12), the first partition board (11) is close to one side of the inner wall of the negative pressure box (6) and is fixedly connected with the inner wall of the negative pressure box (6), a moving plate (13) is movably connected to the left side of the first clapboard (11), a first handle (14) is fixedly connected to the left side of the moving plate (13), a moving rod (15) is fixedly connected to the right side of the moving plate (13), a fixed rod (16) is fixedly connected to the right side of the bottom of the moving rod (15), the bottom of the fixed rod (16) is fixedly connected with a brush plate (17), the right side of the fixed rod (16) is movably connected with a cutting sleeve (18), the bottom of the first clapboard (11) is fixedly connected with a second clapboard (19), one side of the second clapboard (19) close to the inner wall of the negative pressure box (6) is fixedly connected with the inner wall of the negative pressure box (6), the left side of the bottom of the inner wall of the negative pressure box (6) is fixedly connected with a vacuum pump (20), the right side of the vacuum pump (20) is communicated with an air inlet pipe (21), and the right side of the air inlet pipe (21) is communicated with the second partition plate (19).

2. The negative pressure recovery device for slag cooler inlet ash slag according to claim 1, characterized in that: stop gear (10) include fixed block (1001), movable chamber (1002) have been seted up to the inside of fixed block (1001), the inner chamber fixedly connected with horizontal pole (1003) of activity chamber (1002), the surface cover of horizontal pole (1003) is equipped with sliding sleeve (1004), the front side fixedly connected with slide bar (1005) of sliding sleeve (1004), the front side fixedly connected with cardboard (1006) of slide bar (1005), the front side fixedly connected with second handle (1007) of cardboard (1006), the surface cover of horizontal pole (1003) is equipped with spring (1008), the left side and the sliding sleeve (1004) fixed connection of spring (1008), the right side of spring (1008) and the right side fixed connection of activity chamber (1002) inner wall.

3. The negative pressure recovery device for slag cooler inlet ash slag according to claim 2, characterized in that: draw-in groove (22) of using with cardboard (1006) cooperation are seted up on the right side of stopper (9), the left side of fixed block (1001) is seted up with cardboard (1006) cooperation card hole (23) of using, the inner chamber that card hole (23) and extended to draw-in groove (22) are passed to the left side of cardboard (1006), the front side of activity chamber (1002) inner wall is opened and is equipped with slide opening (24) of using with slide bar (1005) cooperation.

4. The negative pressure recovery device for slag cooler inlet ash slag according to claim 1, characterized in that: the left side of cutting ferrule (18) is seted up slot (25) with carriage release lever (15) cooperation use, two plastics snap rings (26) of right side fixedly connected with on carriage release lever (15) surface, ring channel (27) with plastics snap ring (26) cooperation use are seted up to the inner wall of slot (25).

5. The negative pressure recovery device for slag cooler inlet ash slag according to claim 1, characterized in that: the right side fixedly connected with sealing washer (28) of movable plate (13), seal groove (29) that use with sealing washer (28) cooperation are seted up in the left side of first baffle (11).

6. The negative pressure recovery device for slag cooler inlet ash slag according to claim 1, characterized in that: the top and the bottom on the right side of maintenance door (8) are both fixedly connected with slide block (30), and slide groove (31) matched with slide block (30) for use is arranged on the left side of negative pressure box (6).

7. The negative pressure recovery device for slag cooler inlet ash slag according to claim 1, characterized in that: and a third filter screen (32) matched with the vacuum pump (20) for use is fixedly connected to the left side of the maintenance door (8).

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