CN214840733U

CN214840733U - Steam recovery pressure control device of thermal power plant

Info

Publication number: CN214840733U
Application number: CN202121329076.0U
Authority: CN
Inventors: 牟晋杰; 刘飞
Original assignee: Shandong Rizhao Power Generation Co Ltd
Current assignee: Shandong Rizhao Power Generation Co Ltd
Priority date: 2021-06-15
Filing date: 2021-06-15
Publication date: 2021-11-23
Anticipated expiration: 2031-06-15

Abstract

The utility model discloses a firepower power plant steam recovery pressure control device, including box and processing casing, one side fixedly connected with box on processing casing top, the inside of box is provided with filtration, the top of box is provided with the roof, the intermediate position fixedly connected with air pump of department on roof top, the output of air pump is provided with the pipeline, be provided with seal structure between air pump and the pipeline, the inside of roof is provided with the regulation and control structure. This thermal power plant steam recovery pressure control device is provided with the regulation and control structure through the inside at the roof, and the regulation and control structure includes the cavity, stirs the inside sun gear of cavity from the fluting department, makes it steadily rotate under the meshing centre gripping of controlling two side gears, and the small opening of separation blade equals with the pore area that leads to the groove, can be at rotating sun gear, changes the separation blade in the position that leads to the groove bottom, has solved the problem of unable regulation gas flow rate.

Description

Steam recovery pressure control device of thermal power plant

Technical Field

The utility model belongs to the technical field of pressure control equipment, concretely relates to steam recovery pressure control device of firepower power plant.

Background

The steam that thermal power plant was through burning combustible material and in order to produce heat energy promotes the turbine rotation to drive the generator electricity generation, at this in-process, the control of jar internal pressure and temperature is especially important, and the mechanical equipment in the past only relies on electronic valve to carry out the recovery and the extraction of steam, can't adjust the gas flow rate according to the reality, and does not set up the structure that filters the absorption, has the danger of blockking up the pipeline, and it is also not very convenient to change the pipeline, consequently the urgent need is reformed transform it and is updated.

Disclosure of Invention

To the problem that exists among the prior art, the utility model provides a steam recovery pressure control device of firepower power plant, its aim at solve the problem of the unable adjusting gas velocity of flow and prevent the pipeline jam, is convenient for change the pipeline.

In order to solve the technical problem, the utility model discloses a following technical scheme realizes:

a hot gas recovery pressure control device of a thermal power plant comprises a processing shell and a box body arranged at the top end of the processing shell, a filtering structure is arranged in the box body, a top plate is arranged at the top end of the box body, an air pump is fixedly connected at the middle position of the top end of the top plate, the output end of the air pump is connected with a pipeline, a sealing structure is arranged between the air pump and the pipeline, the interior of the top plate is provided with a regulation structure, the regulation structure comprises a cavity, the cavity is arranged at the middle position in the top plate, the positions close to the two ends in the cavity are respectively and movably connected with side gears, the middle position in the cavity is movably connected with a central gear, the inner part of the central gear is fixedly connected with separation blades at intervals, a through groove is formed in the middle position of the top end of the top plate, and grooves are formed in two sides of the top plate respectively.

Further, filtration includes gauze, spout, walks pearl, filter frame, apron, fixture block and adsorbed particle, the spout is fixed connection respectively in the inside both sides of box, be provided with between the inside one side of spout the filter frame, the both sides of filter frame are provided with the multiunit respectively walk the pearl, the intermediate position department of the inside both sides of filter frame is fixedly connected with respectively the fixture block, two fixedly connected with between the fixture block the apron, the inside of filter frame bottom is provided with the gauze, the gauze with be provided with between the apron adsorbed particle.

Furthermore, the multiple groups of the beads are arranged on two sides of the filter frame at equal intervals.

Further, seal structure includes circular slot, thread slider, reinforcement elastic component, screw rod, arc piece and sealed the pad, circular slot fixed connection be in the top of air pump, the inside both sides of circular slot swing joint respectively have the arc piece, the arc piece with the fixedly connected with multiunit between the inboard of circular slot consolidate the elastic component, the inside fixedly connected with of arc piece sealed the thread slider, the both ends of arc piece are fixedly connected with respectively, the inside swing joint of thread slider has the screw rod.

Further, the thread sliding blocks are symmetrically distributed about a vertical middle line of the screw rod.

Further, the reinforced elastic part adopts a spring.

Furthermore, the sealing gasket is a silica gel gasket.

Furthermore, a plurality of baffle plates are uniformly distributed in the central gear, and the space shapes of two adjacent baffle plates are the same as the pore channel shape of the through groove.

Compared with the prior art, the utility model discloses following beneficial effect has at least: the utility model provides a pair of firepower power plant's steam recovery pressure control device, be provided with the regulation and control structure through the inside at the roof, the regulation and control structure includes the cavity, stir the inside sun gear of cavity in fluting department, make it rotate under the meshing centre gripping of controlling two side gears steady, the small opening of separation blade equals with the pore area that leads to the groove, can be at rotating sun gear, change the separation blade in the position that leads to the groove bottom, reach the purpose that the adjustment air current leads to air pump speed, be provided with seal structure between air pump and pipeline, can prevent that gas from walking and leaking, be provided with filtration in the inside of box, can carry out filtration and the absorption of residue to the air current of path, avoid its jam pipeline.

Furthermore, a filtering structure is arranged in the box body, the filtering structure consists of a gauze, a sliding chute, a walking ball, a filtering frame, a cover plate, a clamping block and adsorption particles, the adsorption particles are laid to the bottom of the filtering frame, then the filtering frame is fixed by a bolt on the cover plate, the filtering frame is sent into the box body by matching with the walking ball, and a top plate is sealed to filter and adsorb residues of the air flow passing by, so that the pipeline is prevented from being blocked;

furthermore, the multiple groups of beads are arranged on two sides of the filter frame at equal intervals, so that the filter frame can be more smoothly operated when being sent into the box body.

Further, through be provided with seal structure between air pump and pipeline, seal structure is by the circular slot, the thread slider, the reinforcing spring, thin screw rod, the arc piece and silica gel pad are constituteed, twist the thin screw rod at both ends respectively, make articulated arc piece open towards both sides respectively, the thin screw rod of counter-rotation can be after the thread slider resets after inserting the pipeline, the reinforcing spring between cooperation arc piece and the circular slot seals it fixedly, in order to prevent that the gas from leaking away, and it is also more convenient to change the connecting line.

Furthermore, the threaded sliding blocks are symmetrically distributed about the vertical middle parting line of the screw rod, so that the arc-shaped pieces are always opened and closed by taking the center of the circular groove as the circle center, and the pipeline is more convenient to install and disassemble.

Furthermore, the reinforced elastic part adopts a spring, so that the cost is low and the materials are easy to obtain.

Furthermore, the sealing gasket is a silica gel gasket, so that the cost is low and the materials are easy to obtain.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the front cross-sectional structure of the filtering structure of the present invention;

fig. 3 is a schematic top view of the cross-sectional structure of the sealing structure of the present invention;

fig. 4 is a schematic view of the cross-sectional structure of the cover plate according to the present invention.

In the figure: 1. a box body; 2. processing the shell; 3. a filter structure; 301. a screen; 302. a chute; 303. rolling the beads; 304. a filter frame; 305. a cover plate; 306. a clamping block; 307. adsorbing the particles; 4. a top plate; 5. an air pump; 6. a pipeline; 7. a sealing structure; 701. a circular groove; 702. a threaded slider; 703. reinforcing the elastic member; 704. a screw; 705. an arc-shaped sheet; 706. a gasket; 8. a through groove; 9. a cavity; 10. a sun gear; 11. a baffle plate; 12. a side gear; 13. and (4) slotting.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are 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.

As a specific embodiment of the present invention, please refer to FIGS. 1-4, a hot gas recovery pressure control device of a thermal power plant comprises a housing 1 and a processing housing 2, one side of the top of the processing housing 2 is fixedly connected with the housing 1, the interior of the housing 1 is provided with a filtering structure 3, the top of the housing 1 is provided with a top plate 4, the middle position of the top plate 4 is fixedly connected with an air pump 5, the output end of the air pump 5 is provided with a pipeline 6, a sealing structure 7 is arranged between the air pump 5 and the pipeline 6, the interior of the top plate 4 is provided with a regulating structure, as shown in FIGS. 1 and 4, the regulating structure comprises a cavity 9, the cavity 9 is arranged between the two sides of the middle position inside the top plate 4, the two sides inside the cavity 9 are respectively and movably connected with a side gear 12, the middle position inside the cavity 9 is movably connected with a central gear 10, a baffle plate 11 is fixedly connected inside the central gear 10, a through groove 8 is formed in the middle of the top end of the top plate 4, and two ends of the top plate 4 are respectively provided with a groove 13. Preferably, a plurality of baffle plates 11 are uniformly distributed in the central gear 10, and the spatial shape of two adjacent baffle plates 11 is the same as the duct shape of the through groove 8.

Specifically, as shown in fig. 1 and 4, the central gear 10 inside the cavity 9 is shifted at the open slot 13, so that the central gear rotates stably under the meshing clamping of the lateral gears 12 at the left and right, the areas of the leakage slots of the blocking pieces 11 are equal to the duct area of the through slot 8 (the spatial shapes of two adjacent blocking pieces 11 are the same as the duct area of the through slot 8), that is, the central gear 10 is rotated to change the position of the blocking piece 11 at the bottom of the through slot 8, so as to achieve the purpose of adjusting the speed of the air flow to the air pump 5.

As a preferred embodiment of the present invention, combine fig. 1 and fig. 2 to show, filtration 3 is by gauze 301, spout 302, walk pearl 303, filter frame 304, the apron 305, fixture block 306 and adsorbed particle 307 are constituteed, spout 302 is fixed connection respectively in the inside both sides of box 1, be provided with filter frame 304 between the inside one side of spout 302, filter frame 304's both sides are provided with the multiunit respectively and walk pearl 303, the intermediate position department of the inside both sides of filter frame 304 is fixedly connected with fixture block 306 respectively, fixedly connected with apron 305 between one side on fixture block 306 top, the inside of filter frame 304 bottom is provided with gauze 301, be provided with adsorbed particle 307 between gauze 301 and the apron 305, it is equidistant range in filter frame 304's both sides to walk pearl 303.

Specifically, as shown in fig. 1 and 2, the adsorption particles 307 are laid on the bottom of the filter frame 304, and then fixed by bolts on the cover plate 305, and then the filter frame 304 is sent into the box 1 by matching with the beads 303, and the top plate 4 is sealed to filter and adsorb the residue of the air flow passing by, so as to avoid the blockage of the pipeline.

As the preferred embodiment of the present invention, combine fig. 1 and fig. 3 to show, seal structure 7 is by circular slot 701, thread slider 702, consolidate elastic component 703, screw rod 704, arc piece 705 and sealed pad 706 are constituteed, preferably, it chooses the spring to consolidate elastic component 703, sealed pad 706 chooses the silica gel pad for use, circular slot 701 fixed connection is on the top of air pump 5, the inside both sides of circular slot 701 swing joint respectively has arc piece 705, fixedly connected with multiunit consolidates elastic component 703 between one side of arc piece 705 and circular slot 701, the inside fixedly connected with sealed pad 706 of arc piece 705, fixedly connected with thread slider 702 is distinguished at the both ends of arc piece 705, swing joint has screw rod 704 between the inside one side of thread slider 702, thread slider 702 is about the perpendicular median line symmetric distribution of screw rod 704.

Specifically, as shown in fig. 1 and fig. 3, the screws 704 at the two ends are respectively screwed to open the hinged arc-shaped pieces 705 towards the two sides, and after the screw 704 is rotated in the opposite direction after being inserted into the pipeline 6, the screw 702 can be restored and then sealed and fixed by the reinforcing elastic member 703 between the arc-shaped pieces 705 and the circular groove 701, so as to prevent the gas from leaking, and the replacement of the connecting pipeline is more convenient.

The working principle is as follows: when the utility model is used, firstly, the adsorption particles 307 are laid to the bottom of the filter frame 304, then the filter frame 304 is fixed by the bolts on the cover plate 305, then the filter frame is sent into the box body 1 by the matched running beads 303, the top plate 4 is sealed, then the screw rods 704 at the two ends are respectively screwed, so that the hinged arc-shaped pieces 705 are respectively opened towards two sides, after the pipeline 6 is inserted, the screw rods 704 are reversely rotated, namely, the screw rods 704 are reset by the threaded sliding blocks 702, the central gear 10 in the cavity 9 is stirred at the open groove 13, so that the central gear rotates stably under the meshing clamping of the side gears 12 at the left and the right, the leak groove of the baffle plate 11 is equal to the pore area of the through groove 8, namely, the central gear 10 can be rotated, the position of the baffle plate 11 at the bottom of the through groove 8 is changed, the air pump 5 is opened after the purpose of adjusting the air flow speed is reached, when the gas in the processing shell 2 is recycled and extracted, the gas flow passing through the channel is filtered and adsorbed to prevent the gas flow from blocking the pipeline, finally, the central gear 10 in the cavity 9 is shifted at the open groove 13 to enable the central gear to stably rotate under the meshing clamping of the side gears 12 at the left and right sides, the leakage groove of the baffle plate 11 is equal to the pore area of the through groove 8, namely, the position of the baffle plate 11 at the bottom of the through groove 8 is changed by rotating the central gear 10, and the purpose of adjusting the speed of the gas flow passing through the air pump 5 is achieved.

The utility model discloses thermal power plant's steam recovery pressure control device has not only realized regulating and controlling the velocity of flow of gas, has realized filtering recovery gas, has realized being convenient for moreover and has changed the pipeline.

Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the technical solution of the present invention, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: those skilled in the art can still modify or easily conceive of changes in the technical solutions described in the foregoing embodiments or make equivalent substitutions for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The hot gas recovery pressure control device of the thermal power plant is characterized by comprising a processing shell (2) and a box body (1) arranged on the top end of the processing shell (2), wherein a filtering structure (3) is arranged inside the box body (1), a top plate (4) is arranged on the top end of the box body (1), an air pump (5) is fixedly connected with the middle position of the top end of the top plate (4), a pipeline (6) is connected with the output end of the air pump (5), a sealing structure (7) is arranged between the air pump (5) and the pipeline (6), a regulating structure is arranged inside the top plate (4) and comprises a cavity (9), the cavity (9) is arranged at the middle position inside the top plate (4), and the positions, close to two ends, inside the cavity (9) are respectively and movably connected with side gears (12), the middle position department swing joint of cavity (9) inside has central gear (10), the inside interval fixedly connected with separation blade (11) of central gear (10), logical groove (8) have been seted up to the middle position department on roof (4) top, fluting (13) have been seted up respectively to the both sides of roof (4).

2. The hot gas recovery pressure control device of a thermal power plant according to claim 1, the filtering structure (3) comprises a gauze (301), a chute (302), a bead (303), a filter frame (304), a cover plate (305), a fixture block (306) and adsorption particles (307), the sliding chutes (302) are respectively and fixedly connected with two sides in the box body (1), the filter frame (304) is arranged between one sides of the inner parts of the sliding chutes (302), a plurality of groups of the beads (303) are respectively arranged on the two sides of the filter frame (304), the middle positions of two sides inside the filter frame (304) are respectively and fixedly connected with the clamping blocks (306), the cover plate (305) is fixedly connected between the two clamping blocks (306), the gauze (301) is arranged inside the bottom end of the filter frame (304), and the adsorption particles (307) are arranged between the gauze (301) and the cover plate (305).

3. The hot gas recovery pressure control device of a thermal power plant according to claim 2, wherein the plurality of sets of the beads (303) are arranged at equal intervals on both sides of the filter frame (304).

4. The hot gas recovery pressure control device of a thermal power plant according to claim 1, the sealing structure (7) comprises a circular groove (701), a threaded slider (702), a reinforcing elastic piece (703), a screw (704), an arc-shaped sheet (705) and a sealing gasket (706), the circular groove (701) is fixedly connected with the top end of the air pump (5), the two sides inside the circular groove (701) are respectively and movably connected with the arc-shaped sheets (705), a plurality of groups of reinforcing elastic pieces (703) are fixedly connected between the arc-shaped piece (705) and the inner side of the circular groove (701), the inner part of the arc-shaped sheet (705) is fixedly connected with the sealing gasket (706), the two ends of the arc-shaped piece (705) are respectively and fixedly connected with the threaded sliding blocks (702), the screw rod (704) is movably connected inside the threaded sliding block (702).

5. A thermal power plant hot gas recovery pressure control device according to claim 4, characterized in that the threaded sliding blocks (702) are symmetrically distributed about the vertical median line of the threaded rod (704).

6. A thermal power plant hot gas recovery pressure control device according to claim 4, characterized in that the reinforcing elastic member (703) is a spring.

7. The hot gas recovery pressure control device of a thermal power plant according to claim 4, characterized in that the sealing gasket (706) is a silica gel gasket.

8. The hot gas recovery pressure control device of the thermal power plant according to claim 1, wherein a plurality of the blocking pieces (11) are uniformly distributed in the central gear (10), and the space shapes of two adjacent blocking pieces (11) are the same as the pore channel shape of the through groove (8).