CN216814218U

CN216814218U - Fixing device for sealing sheet of air preheater

Info

Publication number: CN216814218U
Application number: CN202123259580.0U
Authority: CN
Inventors: 金�一; 金树仁
Original assignee: Bokeli Energy Saving Environmental Protection Equipment Dalian Co ltd
Current assignee: Bokeli Energy Saving Environmental Protection Equipment Dalian Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-06-24
Anticipated expiration: 2031-12-23

Abstract

The utility model discloses a fixing device for a sealing sheet of an air preheater, which relates to the technical field of fixing devices and comprises a first fixing plate, a second fixing plate, a third fixing plate and a fourth fixing plate; two ends of the second fixing plate are respectively fixedly connected with one sides of the first fixing plate and the third fixing plate, one end of the fourth fixing plate is fixedly arranged at one side of the third fixing plate, and one side of the fourth fixing plate is fixedly arranged at one end of the first fixing plate; rectangular channels are formed in one sides of the first fixing plate and the second fixing plate. According to the utility model, four sides of the sealing sheet are protected by the first fixing plate, the second fixing plate, the third fixing plate and the fourth fixing plate, two sides of the sealing sheet are placed between the bottom plate and the moving plate, the sealing sheet is pushed to one side of the fastening spring, the other two sides of the sealing sheet are placed in the first placing groove and the second placing groove, the sealing sheet is released, the elastic force of the fastening spring pushes the side plate, and then the sealing sheet is fixed.

Description

Fixing device for sealing sheet of air preheater

Technical Field

The utility model relates to the technical field of fixing devices, in particular to a fixing device for a sealing sheet of an air preheater.

Background

The air preheater is also called air preheater for short, and is a preheating device for raising heat exchange performance of boiler and reducing heat loss, and its function is to make the heat carried in the flue gas discharged from tail flue of boiler, the air is conducted into the air before entering the boiler through the radiating fins to preheat the air to a certain temperature, generally called as an air preheater for short, is mainly used for coal-fired power plant boilers and can be divided into a tube box type boiler and a rotary type boiler, wherein the rotary type boiler is divided into a fan cover rotary type boiler and a heating surface rotary type boiler, the heating surface rotary type preheater is commonly adopted in the utility boiler, the application in the boiler is generally of a two-bin type, a three-bin type and a four-bin type, wherein the quartering storehouse is more commonly used in circulating fluidized bed boiler, will use the gasket usually in the air heater, when the gasket is fixed, adopts a plurality of fixed subassemblies to fix the gasket usually.

The existing fixing device for the sealing sheet of the air preheater comprises a clamping mechanism, a limiting mechanism and a side protection mechanism, when the sealing sheet is fixed, various parts are required to be used, and the process is complicated.

Current fixing device for air heater gasket, including fixture, stop gear and side protection mechanism, when fixing the gasket, need use multiple part to carry out supplementary fixed, the process is loaded down with trivial details, and fixed inefficiency, for this reason, we propose a fixing device for air heater gasket.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a fixing device for a sealing sheet of an air preheater, which can effectively solve the problems that when the sealing sheet is fixed, a plurality of parts are required to be used for auxiliary fixing, the process is complicated and the fixing efficiency is low in the conventional fixing device for the sealing sheet of the air preheater provided in the background art, wherein the conventional fixing device for the sealing sheet of the air preheater comprises a clamping mechanism, a limiting mechanism and a side edge protection mechanism.

In order to achieve the purpose, the utility model adopts the technical scheme that: a fixing device for a sealing sheet of an air preheater comprises a first fixing plate, a second fixing plate, a third fixing plate and a fourth fixing plate;

two ends of the second fixing plate are respectively fixedly connected with one sides of the first fixing plate and the third fixing plate, one end of the fourth fixing plate is fixedly arranged on one side of the third fixing plate, and one side of the fourth fixing plate is fixedly arranged on one end of the first fixing plate;

the fixed bottom plate that is provided with in bottom of curb plate one side, the spout has been seted up to one side of curb plate, one side swing joint of curb plate has the movable plate, the fixed block that is provided with in one side of movable plate, the fixed rectangular channel that is provided with of lateral wall of rectangular channel, the fixed fastening spring that is provided with in one side of accepting the board, fastening spring keeps away from the one end fixedly connected with curb plate of accepting the board, the fixed bottom plate that is provided with in bottom of curb plate one side, the spout has been seted up to one side of curb plate, one side swing joint of curb plate has the movable plate, one side of movable plate is fixed and is provided with the fixed block, the fixed block activity sets up in the inside of spout.

Preferably, a first placing groove is formed in one side of the third fixing plate, a second placing groove is formed in one side of the fourth fixing plate, and the first placing groove and the second placing groove are the same.

Preferably, one end of the first fixing plate is fixedly provided with a connecting block, one side of the first fixing plate and one side of the fourth fixing plate are provided with connecting grooves, and the connecting block is fixedly arranged in the connecting groove formed in one side of the fourth fixing plate.

Preferably, the top of curb plate activity is provided with adjusting screw, adjusting screw's bottom runs through the top of curb plate, and the activity sets up in the top of fixed block.

Preferably, the sliding grooves are provided with two groups, the fixed blocks are provided with two groups, and the two groups of fixed blocks are movably arranged inside the two groups of sliding grooves respectively.

Preferably, the rectangular grooves, the fastening springs, the bottom plate, the side plates and the moving plate are all provided with five groups, wherein three groups of the rectangular grooves, the fastening springs, the bottom plate, the side plates and the moving plate are arranged on one side of the second fixing plate, and the other two groups of the rectangular grooves, the fastening springs, the bottom plate, the side plates and the moving plate are arranged on one side of the first fixing plate.

Preferably, the first fixing plate is perpendicular to the second fixing plate and the fourth fixing plate, the first fixing plate is parallel to the third fixing plate, and the second fixing plate is parallel to the fourth fixing plate.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, four sides of the sealing sheet are protected by the first fixing plate, the second fixing plate, the third fixing plate and the fourth fixing plate, two sides of the sealing sheet are placed between the bottom plate and the moving plate, the sealing sheet is pushed to one side of the fastening spring under the action of the fastening spring, the other two sides of the sealing sheet are placed in the first placing groove and the second placing groove, the sealing sheet is released, the elastic force of the fastening spring pushes the side plate, the sealing sheet is fixed, additional parts are not needed, the process is simple and convenient, and the fixing efficiency is high.

Drawings

FIG. 1 is a perspective view of a fixing device for a sealing plate of an air preheater according to the present invention;

FIG. 2 is a schematic view of a fastening spring in the fixing device for the sealing plate of the air preheater of the present invention;

FIG. 3 is a schematic view of a moving plate in the fixing device for the sealing plate of the air preheater of the present invention;

FIG. 4 is a schematic view of a first fixing plate of the fixing device for the sealing plate of the air preheater of the present invention;

fig. 5 is an enlarged view of the utility model at a in fig. 4.

In the figure: 1. a first fixing plate; 2. a second fixing plate; 3. a third fixing plate; 4. a fourth fixing plate; 5. a rectangular groove; 6. a fastening spring; 7. a base plate; 8. a side plate; 9. moving the plate; 10. a chute; 11. a fixed block; 12. adjusting the screw rod; 13. a bearing plate; 14. connecting blocks; 15. and connecting the grooves.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on 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 configured in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the present invention is a fixing device for a sealing plate of an air preheater, including a first fixing plate 1, a second fixing plate 2, a third fixing plate 3 and a fourth fixing plate 4;

two ends of the second fixing plate 2 are respectively fixedly connected with one sides of the first fixing plate 1 and the third fixing plate 3, one end of the fourth fixing plate 4 is fixedly arranged at one side of the third fixing plate 3, and one side of the fourth fixing plate 4 is fixedly arranged at one end of the first fixing plate 1;

rectangular channel 5 has all been seted up to one side of first fixed plate 1 and second fixed plate 2, the fixed board 13 of accepting that is provided with of lateral wall of rectangular channel 5, the fixed fastening spring 6 that is provided with in one side of accepting board 13, fastening spring 6 keeps away from the one end fixedly connected with curb plate 8 of accepting board 13, the fixed bottom plate 7 that is provided with in bottom of curb plate 8 one side, spout 10 has been seted up to one side of curb plate 8, one side swing joint of curb plate 8 has movable plate 9, one side of movable plate 9 is fixed and is provided with fixed block 11, fixed block 11 activity sets up in the inside of spout 10.

Wherein, a first placing groove is arranged on one side of the third fixing plate 3, a second placing groove is arranged on one side of the fourth fixing plate 4, and the first placing groove and the second placing groove are the same. Through first standing groove and second standing groove, be convenient for place the both sides of gasket.

Wherein, the one end of first fixed plate 1 is fixed and is provided with connecting block 14, and spread groove 15 has been seted up to one side of first fixed plate 1 and fourth fixed plate 4, and connecting block 14 is fixed to be set up in spread groove 15 that fourth fixed plate 4 one side was seted up. Through the arrangement of the connecting block 14, the connection between the first fixing plate 1 and the fourth fixing plate 4 is more stable.

Wherein, the top activity of curb plate 8 is provided with adjusting screw 12, and adjusting screw 12's bottom runs through the top of curb plate 8, and the activity sets up in the top of fixed block 11. The fixing block 11 is convenient to fix through the arrangement of the adjusting screw 12.

Wherein, the spout 10 has been seted up two sets ofly, and the fixed block 11 is provided with two sets ofly, and two sets ofly fixed block 11 activity sets up respectively in the inside of two sets of spouts 10. Through the setting of fixed block 11, be convenient for the movable plate 9 to be connected with curb plate 8.

Wherein, rectangular channel 5, fastening spring 6, bottom plate 7, curb plate 8 and movable plate 9 all are provided with five groups, and wherein three rectangular channel 5 of group, fastening spring 6, bottom plate 7, curb plate 8 and movable plate 9 set up in one side of second fixed plate 2, and wherein another two sets of rectangular channel 5, fastening spring 6, bottom plate 7, curb plate 8 and movable plate 9 set up in one side of first fixed plate 1. Through setting up five groups of rectangular channel 5, fastening spring 6, bottom plate 7, curb plate 8 and movable plate 9, be convenient for strengthen gasket fixed stability.

Wherein, first fixed plate 1 sets up with second fixed plate 2 and fourth fixed plate 4 vertical respectively, and first fixed plate 1 and third fixed plate 3 parallel arrangement, second fixed plate 2 and fourth fixed plate 4 parallel arrangement. The four sides of the sealing sheet are convenient to fix through the arrangement of the first fixing plate 1, the second fixing plate 2, the third fixing plate 3 and the fourth fixing plate 4.

The working principle of the utility model is as follows:

put into between bottom plate 7 and the movable plate 9 with the both sides of gasket, because fastening spring 6's effect promotes the gasket to one side of fastening spring 6, arrange the other both sides of gasket in first standing groove and second standing groove again, release the gasket, fastening spring 6's elasticity promotes curb plate 8, rotates adjusting screw 12 for movable plate 9 is fixed the gasket, just accomplishes the gasket installation, need not extra part, and the process is simple and convenient, and fixed efficient.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A fixing device for a sealing sheet of an air preheater is characterized by comprising a first fixing plate (1), a second fixing plate (2), a third fixing plate (3) and a fourth fixing plate (4);

two ends of the second fixing plate (2) are respectively fixedly connected with one sides of the first fixing plate (1) and the third fixing plate (3), one end of the fourth fixing plate (4) is fixedly arranged at one side of the third fixing plate (3), and one side of the fourth fixing plate (4) is fixedly arranged at one end of the first fixing plate (1);

rectangular channel (5) have all been seted up to one side of first fixed plate (1) and second fixed plate (2), the fixed one end fixedly connected with curb plate (8) of accepting board (13) that is provided with of lateral wall of rectangular channel (5), one side of accepting board (13) is fixed and is provided with fastening spring (6), fastening spring (6) are kept away from the one end fixedly connected with curb plate (8) of accepting board (13), the fixed bottom plate (7) that is provided with in bottom of curb plate (8) one side, spout (10) have been seted up to one side of curb plate (8), one side swing joint of curb plate (8) has movable plate (9), one side of movable plate (9) is fixed and is provided with fixed block (11), fixed block (11) activity sets up in the inside of spout (10).

2. A fixing device for a sealing sheet of an air preheater according to claim 1, wherein: a first placing groove is formed in one side of the third fixing plate (3), a second placing groove is formed in one side of the fourth fixing plate (4), and the first placing groove and the second placing groove are identical.

3. A fixing device for a sealing plate of an air preheater according to claim 2, wherein: the fixing device is characterized in that a connecting block (14) is fixedly arranged at one end of the first fixing plate (1), a connecting groove (15) is formed in one side of the first fixing plate (1) and one side of the fourth fixing plate (4), and the connecting block (14) is fixedly arranged in the connecting groove (15) formed in one side of the fourth fixing plate (4).

4. A fixing device for a sealing plate of an air preheater according to claim 3, wherein: the top of curb plate (8) activity is provided with adjusting screw (12), the top of curb plate (8) is run through to the bottom of adjusting screw (12), and the activity sets up in the top of fixed block (11).

5. A fixing device for a sealing sheet of an air preheater according to claim 4, wherein: two sets of chutes (10) are arranged, two sets of fixing blocks (11) are arranged, and the two sets of fixing blocks (11) are movably arranged inside the two sets of chutes (10) respectively.

6. A fixing device for a sealing plate of an air preheater according to claim 5, wherein: rectangular channel (5), fastening spring (6), bottom plate (7), curb plate (8) and movable plate (9) all are provided with five groups, wherein three groups rectangular channel (5), fastening spring (6), bottom plate (7), curb plate (8) and movable plate (9) set up in one side of second fixed plate (2), wherein another two sets of rectangular channel (5), fastening spring (6), bottom plate (7), curb plate (8) and movable plate (9) set up in one side of first fixed plate (1).

7. A fixing device for a sealing plate of an air preheater according to claim 6, wherein: the first fixing plate (1) is perpendicular to the second fixing plate (2) and the fourth fixing plate (4), the first fixing plate (1) is parallel to the third fixing plate (3), and the second fixing plate (2) is parallel to the fourth fixing plate (4).