CN211740792U

CN211740792U - Boiler flying dust sampling device of thermal power factory

Info

Publication number: CN211740792U
Application number: CN202020287854.3U
Authority: CN
Inventors: 吴智权
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-10
Filing date: 2020-03-10
Publication date: 2020-10-23
Anticipated expiration: 2030-03-10

Abstract

The utility model discloses a thermal power factory boiler flying dust sampling device, including mounting panel and fixed case, fixed case sets up in one side of mounting panel, and through connecting rod fixed connection between mounting panel and the fixed case, the middle part that fixed case is close to mounting panel one side is linked together and is provided with the inlet pipe, and the one end of inlet pipe is passed the mounting panel and is linked together and be provided with the collection cover, and is provided with the check valve in the inlet pipe. The utility model relates to a thermal power factory boiler flying dust sampling device hugs closely mounting panel and flue outer wall, then rotates the bull stick, carry out spacing connection between flue outer wall and the mounting panel through the gag lever post, do not need to support this sampling device constantly, reduce certain labour, when filter frame uses for a long time and appears blockking up, it drives the lead screw rotation to rotate the crank, the lead screw is from passing to drive movable block and brush and remove along the lead screw, the brush removes and can clears up filter frame, guarantee the extraction effect of air exhauster to fixed incasement gas.

Description

Boiler flying dust sampling device of thermal power factory

Technical Field

The utility model relates to a sampling device specifically is a boiler flying dust sampling device of thermal power factory.

Background

The fly ash sampler is also called fly ash sampling device, the fly ash sampler can sample fly ash at constant speed during production, the fly ash sampler is used for constant-speed continuous sampling of the tail flue gas fly ash of a boiler in a power plant (station), so that the carbon content of the fly ash can be accurately detected, reliable basis is provided for scientific calculation of boiler thermal efficiency, the fly ash sampler has advanced working principle and real and reliable sampling, and is advanced equipment for new generation fly ash sampling.

According to the utility model discloses a "thermal power factory boiler flying dust sampling device" that chinese utility model patent (application number: CN201920842677.8, application date: 2019.06.05) disclosed, its structure does "include mounting panel and fixed case, the top and the bottom on mounting panel right side all fixedly connected with connecting rod, two the connecting rod is kept away from the one end of mounting panel all with the left side fixed connection of fixed case, the left side intercommunication of fixed case has the inlet pipe, the utility model relates to a flying dust sampling device technical field. The boiler fly ash sampling device for the thermal power plant has the advantages that during sampling, the telescopic rod drives the movable cover to be far away from the annular plate, so that fly ash can enter the fixed box, after collection is completed, the telescopic rod can drive the movable cover to return to the original position, the fly ash cannot pass through the filter plate, the fly ash back-spraying phenomenon can be avoided, the sampling speed is accelerated, the working efficiency is improved, the fly ash is left in the fixed box by the filter frame and is accumulated at the bottom of the fixed box, then the fly ash directly enters the sampling bottle through the discharge pipe, air cannot be mixed, the fly ash is not easy to fly away, the practicability is improved, the use is still insufficient, for example, the filter frame is easy to be blocked by dust after being used for a long time, the gas in the fixed box can be extracted by the exhaust fan, and when the mounting plate is mounted, because the sampling device has certain quality, the labor intensity is higher. Therefore, we improve the above and provide a fly ash sampling device for a boiler of a thermal power plant.

SUMMERY OF THE UTILITY MODEL

For solving the defect that prior art exists, the utility model provides a boiler flying dust sampling device of thermal power factory.

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

the utility model relates to a boiler flying ash sampling device of a thermal power plant, which comprises a mounting plate and a fixed box, wherein the fixed box is arranged at one side of the mounting plate, the mounting plate is fixedly connected with the fixed box through a connecting rod, the middle part of the fixed box, which is close to one side of the mounting plate, is communicated with a feeding pipe, one end of the feeding pipe passes through the mounting plate and is communicated with a collecting cover, a one-way valve is arranged in the feeding pipe, the top and the bottom of one side of the mounting plate, which is far away from the fixed box, are respectively provided with an auxiliary component for mounting the auxiliary mounting plate, fixing bolts are inserted into the inner sides of the two auxiliary components on the mounting plate, the middle part of the other side of the fixed box is provided with a negative pressure component, one end of the negative pressure component passes, one side of filtering the frame is provided with the clearance subassembly that cleans filtering the frame, the bottom equidistance of fixed case is provided with a plurality of and collects the subassembly.

As a preferred technical scheme of the utility model, the auxiliary assembly includes bull stick and gag lever post, the one end of bull stick is rotated through pivot and mounting panel and is connected, the gag lever post is fixed to be set up on the bull stick and perpendicular mutually with the bull stick.

As a preferred technical scheme of the utility model, the negative pressure subassembly includes air exhauster and suction hood, the air inlet of air exhauster one side is connected with the intake pipe, the one end of intake pipe is passed fixed case and is linked together with the suction hood, the gas outlet of air exhauster opposite side is provided with the blast pipe.

As a preferred technical scheme of the utility model, the negative pressure subassembly still includes the backup pad, the fixed top that sets up in the backup pad of air exhauster, just the outer wall fixed connection of backup pad and fixed case.

As the utility model discloses a preferred technical scheme, the clearance subassembly includes lead screw, movable block and brush, the both ends of lead screw are rotated with the fixed box through the bearing respectively and are connected, the movable block is pegged graft with the lead screw thread, the brush setting is close to one side of filter frame at the movable block.

As an optimal technical scheme of the utility model, one side that the brush was kept away from to the movable block is provided with the slide bar, the slide bar is pegged graft with the movable block slip, just the both ends of slide bar all with the inner wall fixed connection of fixed case.

As an optimal technical scheme of the utility model, the top of lead screw is passed the fixed crank that is provided with of fixed case, the cooperation cover is equipped with the rubber sleeve on the handle of crank, just the outside of rubber sleeve is provided with anti-skidding line.

As an optimal technical scheme of the utility model, the collecting assembly is including arranging material pipe and receiving flask, arrange the material pipe and communicate with the fixed box mutually, just arrange and be provided with electronic valve in the material pipe, the receiving flask setting arrange the outside of material pipe and with arrange material pipe threaded connection.

The utility model has the advantages that: this kind of thermal power factory boiler flying dust sampling device, hug closely the mounting panel and flue outer wall, then rotate the bull stick, carry out spacing connection between flue outer wall and the mounting panel through the gag lever post, at this moment fix through fixing bolt and flue outer wall can, need not hold up this sampling device constantly, reduce certain labour, open electronic valve, the flying dust of collecting in the fixed box then can be along arranging in the material pipe gets into the receiving flask, the multiunit collection subassembly through being equipped with, can collect the multiunit sample simultaneously, the collection efficiency is improved, when the filter frame blocks up when using for a long time, it rotates to rotate the crank drive lead screw, the lead screw is from passing the movable block and the brush that drive rather than threaded connection and removing along the lead screw, the brush removes and can clear up the filter frame, guarantee the extraction effect of air exhauster to gas in the fixed box.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural diagram of a fly ash sampling device of a boiler of a thermal power plant according to the present invention;

FIG. 2 is a schematic side view of a fixed box of the fly ash sampling device of a boiler of a thermal power plant of the present invention;

FIG. 3 is a schematic diagram of the structure of the auxiliary components of the boiler fly ash sampling device of the thermal power plant of the present invention;

FIG. 4 is a schematic structural view of a negative pressure assembly of the fly ash sampling device of a boiler of a thermal power plant of the present invention;

fig. 5 is a schematic structural view of a cleaning assembly of the boiler fly ash sampling device of the thermal power plant.

In the figure: 1. mounting a plate; 2. a fixed box; 3. a connecting rod; 4. a feed pipe; 5. a collection hood; 6. a one-way valve; 7. an auxiliary component; 701. a rotating rod; 702. a limiting rod; 8. a negative pressure assembly; 801. an exhaust fan; 802. an air intake hood; 803. a support plate; 9. cleaning the assembly; 901. a screw rod; 902. a movable block; 903. a brush; 904. a slide bar; 905. a crank; 10. a filter frame; 11. a collection assembly; 1101. a discharge pipe; 1102. a collection bottle; 12. and (5) fixing the bolt.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in FIG. 1, FIG. 2, FIG. 3, FIG. 4 and FIG. 5, the utility model relates to a boiler fly ash sampling device of thermal power plant, which comprises a mounting plate 1 and a fixing box 2, the fixing box 2 is arranged at one side of the mounting plate 1, the mounting plate 1 is fixedly connected with the fixing box 2 through a connecting rod 3, the middle part of the fixing box 2 close to one side of the mounting plate 1 is communicated with a feeding pipe 4, one end of the feeding pipe 4 passes through the mounting plate 1 and is communicated with a collecting cover 5, a one-way valve 6 is arranged in the feeding pipe 4, the top and the bottom of the mounting plate 1 far from one side of the fixing box 2 are respectively provided with an auxiliary component 7 for mounting the auxiliary mounting plate 1, the inner sides of the two auxiliary components 7 on the mounting plate 1 are inserted with fixing bolts 12, the middle part of the other side of the fixing, and the negative pressure component 8 is provided with a filter frame 10 in a matching manner with the outside of one end inside the fixed box 2, one side of the filter frame 10 is provided with a cleaning component 9 for cleaning the filter frame 10, and the bottom end of the fixed box 2 is equidistantly provided with a plurality of collecting components 11.

Wherein, auxiliary assembly 7 includes bull stick 701 and gag lever post 702, the one end of bull stick 701 is passed through the pivot and is connected with the rotation of mounting panel 1, gag lever post 702 is fixed to be set up on bull stick 701 and perpendicular mutually with bull stick 701, when being connected mounting panel 1 and flue outer wall, can hug closely mounting panel 1 and flue outer wall earlier, then rotate bull stick 701, carry out spacing connection between flue outer wall and mounting panel 1 through gag lever post 702, at this moment fix through fixing bolt 12 and flue outer wall can, need not hold up this sampling device constantly, reduce certain labour.

Wherein, negative pressure component 8 includes air exhauster 801 and inlet hood 802, the air inlet of air exhauster 801 one side is connected with the intake pipe, the one end of intake pipe is passed fixed case 2 and is linked together with inlet hood 802, the gas outlet of air exhauster 801 opposite side is provided with the blast pipe, negative pressure component 8 still includes backup pad 803, air exhauster 801 is fixed to be set up on the top of backup pad 803, and backup pad 803 and fixed case 2's outer wall fixed connection, air exhauster 801 is through external fan switch and external power supply electric connection, air exhauster 801 work can take out in the fixed case 2, make and be the negative pressure state in the fixed case 2, at this moment the flying dust in the flue can get into in the fixed case 2.

Wherein, the cleaning component 9 comprises a screw 901, a movable block 902 and a brush 903, two ends of the screw 901 are respectively rotatably connected with the fixed box 2 through bearings, the movable block 902 is in threaded insertion with the screw 901, the brush 903 is arranged at one side of the movable block 902 close to the filter frame 10, a sliding rod 904 is arranged at one side of the movable block 902 far from the brush 903, the sliding rod 904 is in sliding insertion with the movable block 902, and both ends of the sliding rod 904 are fixedly connected with the inner wall of the fixed box 2, the top end of the screw 901 passes through the fixed box 2 and is fixedly provided with a crank 905, a rubber sleeve is sleeved on a handle of the crank 905 in a matching way, and anti-skid grains are arranged outside the rubber sleeve, when the filter frame 10 is blocked after being used for a long time, the crank 905 is rotated to drive the screw 901 to rotate, the screw 901 drives the movable block 902 and the brush 903 which are in threaded connection with the screw to move along the screw 901 by self-transmission, and the brush 903 moves to clean the filter frame 10.

Wherein, collection assembly 11 includes row material pipe 1101 and receiving flask 1102, arranges that material pipe 1101 is linked together with fixed box 2, and is provided with electronic valve in arranging material pipe 1101, receiving flask 1102 sets up in the outside of arranging material pipe 1101 and with row material pipe 1101 threaded connection, opens electronic valve, and the fly ash of collecting in the fixed box 2 then can get into receiving flask 1102 along arranging material pipe 1101 in, through the multiunit receiving assembly 11 that is equipped with, can collect multiunit sample simultaneously, improves collection efficiency.

The working principle is as follows: the mounting plate 1 is tightly attached to the outer wall of the flue, then the rotating rod 701 is rotated, the outer wall of the flue is in limited connection with the mounting plate 1 through the limiting rod 702, then the outer wall of the flue is fixed with the outer wall of the flue through the fixing bolt 12, the sampling device does not need to be supported all the time, certain labor force is reduced, then the fan switch is turned on, the air exhauster 801 works to draw out air in the fixing box 2, so that the inside of the fixing box 2 is in a negative pressure state, at the moment, fly ash in the flue can enter the fixing box 2 through the air inlet cover 802 and the feeding pipe 4, the fly ash can only enter the fixing box 2 through the arranged one-way valve 6, then the electronic valve is opened, the fly ash collected in the fixing box 2 can enter the collecting bottle 1102 along the discharging pipe 1101, a plurality of groups of collecting assemblies 11 are arranged, a plurality of groups of samples can be collected simultaneously, the collecting efficiency, the crank 905 is rotated to drive the screw 901 to rotate, the screw 901 drives the movable block 902 and the brush 903 which are in threaded connection with the screw to move along the screw 901 in a self-transmission manner, and the brush 903 moves to clean the filter frame 10.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The boiler fly ash sampling device of the thermal power plant comprises a mounting plate (1) and a fixed box (2), and is characterized in that the fixed box (2) is arranged on one side of the mounting plate (1), the mounting plate (1) is fixedly connected with the fixed box (2) through a connecting rod (3), the middle part of one side, close to the mounting plate (1), of the fixed box (2) is communicated with a feeding pipe (4), one end of the feeding pipe (4) penetrates through the mounting plate (1) and is communicated with a collecting cover (5), a one-way valve (6) is arranged in the feeding pipe (4), auxiliary components (7) for mounting the auxiliary mounting plate (1) are respectively arranged at the top and the bottom of one side, far away from the fixed box (2), of the mounting plate (1), and fixing bolts (12) are inserted into the inner sides of the two auxiliary components (7), the middle part of fixed case (2) opposite side is provided with negative pressure subassembly (8), the one end of negative pressure subassembly (8) is passed fixed case (2) as for its inside, just negative pressure subassembly (8) cooperatees as for the outside of the inside one end of fixed case (2) and is provided with filter frame (10), one side of filter frame (10) is provided with clearance subassembly (9) that cleans filter frame (10), the bottom equidistance of fixed case (2) is provided with a plurality of collection subassembly (11).

2. The boiler fly ash sampling device of the thermal power plant according to claim 1, wherein the auxiliary component (7) comprises a rotating rod (701) and a limiting rod (702), one end of the rotating rod (701) is rotatably connected with the mounting plate (1) through a rotating shaft, and the limiting rod (702) is fixedly arranged on the rotating rod (701) and is perpendicular to the rotating rod (701).

3. The boiler fly ash sampling device of the thermal power plant according to claim 1, wherein the negative pressure component (8) comprises an exhaust fan (801) and an air inlet hood (802), an air inlet pipe is connected to an air inlet on one side of the exhaust fan (801), one end of the air inlet pipe passes through the fixed box (2) and is communicated with the air inlet hood (802), and an air outlet on the other side of the exhaust fan (801) is provided with an exhaust pipe.

4. The boiler fly ash sampling device of the thermal power plant according to claim 3, wherein the negative pressure assembly (8) further comprises a support plate (803), the suction fan (801) is fixedly arranged at the top end of the support plate (803), and the support plate (803) is fixedly connected with the outer wall of the fixed box (2).

5. The boiler fly ash sampling device of the thermal power plant according to claim 1, wherein the cleaning assembly (9) comprises a screw rod (901), a movable block (902) and a brush (903), two ends of the screw rod (901) are rotatably connected with the fixed box (2) through bearings respectively, the movable block (902) is in threaded connection with the screw rod (901), and the brush (903) is arranged on one side of the movable block (902) close to the filter frame (10).

6. The boiler fly ash sampling device of the thermal power plant according to claim 5, wherein a sliding rod (904) is disposed on one side of the movable block (902) far away from the brush (903), the sliding rod (904) is slidably inserted into the movable block (902), and both ends of the sliding rod (904) are fixedly connected with the inner wall of the fixed box (2).

7. The boiler fly ash sampling device of the thermal power plant according to claim 6, wherein a crank (905) is fixedly arranged at the top end of the lead screw (901) through the fixing box (2), a rubber sleeve is sleeved on a handle of the crank (905) in a matching manner, and anti-skid lines are arranged outside the rubber sleeve.

8. The boiler fly ash sampling device of the thermal power plant according to claim 1, wherein the collection assembly (11) comprises a discharge pipe (1101) and a collection bottle (1102), the discharge pipe (1101) is communicated with the fixed box (2), an electronic valve is arranged in the discharge pipe (1101), and the collection bottle (1102) is arranged outside the discharge pipe (1101) and is in threaded connection with the discharge pipe (1101).