CN215446522U

CN215446522U - Air-blast device for boiler

Info

Publication number: CN215446522U
Application number: CN202120310481.1U
Authority: CN
Inventors: 李士德
Original assignee: Harbin Caotan Environmental Protection Technology Co ltd
Current assignee: Harbin Caotan Environmental Protection Technology Co ltd
Priority date: 2021-02-03
Filing date: 2021-02-03
Publication date: 2022-01-07
Anticipated expiration: 2031-02-03

Abstract

The utility model belongs to the technical field of air blowing devices, and particularly relates to an air blowing device for a boiler, which comprises a base, a boiler body, an air blower and a sealing mechanism, wherein the air blower is arranged on the base; the boiler body is fixedly connected to the top of the base; the outer wall of the boiler body is fixedly connected with an air pipe; the end part of the air pipe is fixedly connected with a connecting box; a through hole is formed in the connecting box; the air outlet of the blower is fixedly connected inside the through hole; the air outlet of the blower is communicated with the air pipe in the through hole; the sealing mechanism is arranged inside the through hole; the sealing mechanism comprises a rubber ring, a first push rod, a second push rod, an air bag, an air pipe, a square groove and a rubber pad; the rubber ring is arranged inside the through hole and is fixedly connected with the outer wall of the air pipe; the inner wall of the through hole is provided with a first sliding chute; the first push rod is connected inside the first sliding groove in a sliding manner; through setting up sealing mechanism for the air-blower is connected inseparabler with the tuber pipe, and at the air-blower during operation, can not produce the phenomenon of gas leakage.

Description

Air-blast device for boiler

Technical Field

The utility model belongs to the technical field of air blowing devices, and particularly relates to an air blowing device for a boiler.

Background

The boiler is an energy converter, which is a device for heating working medium water or other fluids to certain parameters by using heat energy released by fuel combustion or other heat energy, the fuel used by the existing boiler is coal, gas, wood and the like, and when the coal, the wood and the like are used as raw materials, a combustion chamber of the boiler must ensure enough air intake to ensure sufficient combustion.

The air blowing device for the boiler in the prior art is lack of a sealing mechanism, and when the air blower works, the joint of the air box and the air blower generates air leakage, so that air inlet of a boiler combustion chamber is influenced, and the combustion efficiency of the boiler is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a blowing device for a boiler, which aims to make up for the defects of the prior art and solve the problems that the sealing mechanism is lacked in the blowing device for the boiler, and the air leakage phenomenon is generated at the joint of an air box and an air blower when the air blower works, so that the air inlet of a combustion chamber of the boiler is influenced, and the combustion efficiency of the boiler is reduced.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model relates to a blower device for a boiler, which comprises a base, a boiler body, a blower and a sealing mechanism, wherein the base is provided with a plurality of air outlets; the boiler body is fixedly connected to the top of the base; the outer wall of the boiler body is fixedly connected with an air pipe; the end part of the air pipe is fixedly connected with a connecting box; a through hole is formed in the connecting box; the air outlet of the blower is fixedly connected inside the through hole; the air outlet of the blower is communicated with the air pipe in the through hole; the sealing mechanism is arranged inside the through hole; the sealing mechanism comprises a rubber ring, a first push rod, a second push rod, an air bag, an air pipe, a square groove and a rubber pad; the rubber ring is arranged inside the through hole and is fixedly connected with the outer wall of the air pipe; the inner wall of the through hole is provided with a first sliding chute; the first push rod is connected inside the first sliding groove in a sliding manner; one end of the air bag is fixedly connected to the bottom of the first push rod, and the other end of the air bag is fixedly connected to the bottom of the first sliding chute; the inner wall of the through hole is provided with a second sliding chute; the second push rod is connected inside the second sliding groove in a sliding manner; the air bag is communicated with the second sliding chute through an air pipe; a square groove is formed in the inner wall of the through hole; the rubber pad is fixedly connected with the end part of the second push rod.

Preferably, the bottom of the blower is provided with a fixing mechanism; the fixing mechanism comprises a U-shaped plate, a supporting plate, a first sliding block, a spring and a second sliding block; the top of the base is provided with a third sliding chute; the first sliding block is connected to the inner wall of the third sliding groove in a sliding manner; the top of the first sliding block is fixedly connected with the U-shaped plate; a fourth sliding chute is formed in the inner wall of the U-shaped plate; the second sliding block is connected to the inner wall of the fourth sliding groove in a sliding manner; the supporting plate is fixedly connected to the outer wall of the second sliding block; one end of the spring is fixedly connected to the bottom of the second sliding block, and the other end of the spring is fixedly connected to the bottom of the fourth sliding chute; the air blower is arranged on the top of the support plate.

Preferably, a filter screen is fixedly connected inside the air pipe; the end part of the first push rod is arc-shaped.

Preferably, the sealing mechanisms are symmetrically arranged inside the connecting box.

Preferably, the fourth sliding groove and the second sliding block are symmetrically arranged in the U-shaped plate.

Preferably, the outer wall of the boiler body is hinged with a boiler door; the outer wall of the furnace door is fixedly connected with a handle.

The utility model has the following beneficial effects:

1. according to the air blowing device for the boiler, the sealing mechanism is arranged in the connecting box, so that the air outlet of the air blower enters the through hole of the connecting box, the first push rod is contacted and extruded to enable the air bag to generate gas to be discharged from the air pipe to the inside of the second sliding groove, the second push rod is enabled to push the rubber pad in the square groove to be attached to the outer wall of the air outlet of the air blower, and the rubber ring is matched, so that the air blower cannot generate air leakage during working, and the combustion efficiency of the boiler is improved.

2. According to the blowing device for the boiler, the blower can be stably placed on the supporting plate by arranging the fixing mechanism, the first sliding block is fixedly connected to the bottom of the U-shaped plate, so that the first sliding block slides leftwards and rightwards on the inner wall of the third sliding groove, the mounting is convenient, and the purpose of fixing and damping is achieved by the fact that the second sliding block slides on the inner wall of the fourth sliding groove and is matched with the spring.

Drawings

The utility model will be further explained with reference to the drawings.

FIG. 1 is a cross-sectional view of the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is an enlarged view of FIG. 1 at B;

FIG. 4 is a perspective view of a junction box of the present invention;

in the figure: 1. a base; 11. filtering with a screen; 12. a furnace door; 13. a handle; 2. a boiler body; 21. an air duct; 22. a connecting box; 23. a through hole; 231. a first chute; 232. a second chute; 233. a third chute; 234. a fourth chute; 3. a blower; 4. a sealing mechanism; 41. a rubber ring; 42. a first push rod; 43. a second push rod; 44. an air bag; 45. an air tube; 46. a square groove; 47. a rubber pad; 5. a fixing mechanism; 51. a U-shaped plate; 52. a support plate; 53. a first slider; 54. a spring; 55. and a second slider.

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.

As shown in fig. 1 to 4, the blower device for a boiler according to the present invention includes a base 1, a boiler body 2, a blower 3, and a sealing mechanism 4; the boiler body 2 is fixedly connected to the top of the base 1; an air pipe 21 is fixedly connected to the outer wall of the boiler body 2; the end part of the air pipe 21 is fixedly connected with a connecting box 22; a through hole 23 is formed in the connecting box 22; the air outlet of the blower 3 is fixedly connected inside the through hole 23; the air outlet of the blower 3 is communicated with the air pipe 21 in the through hole 23; the sealing mechanism 4 is arranged inside the through hole 23; the sealing mechanism 4 comprises a rubber ring 41, a first push rod 42, a second push rod 43, an air bag 44, an air pipe 45, a square groove 46 and a rubber pad 47; the rubber ring 41 is arranged inside the through hole 23 and is fixedly connected with the outer wall of the air pipe 21; a first sliding chute 231 is formed in the inner wall of the through hole 23; the first push rod 42 is slidably connected inside the first sliding chute 231; one end of the air bag 44 is fixedly connected to the bottom of the first push rod 42, and the other end is fixedly connected to the bottom of the first sliding chute 231; a second sliding chute 232 is formed in the inner wall of the through hole 23; the second push rod 43 is slidably connected inside the second sliding chute 232; the air bag 44 is communicated with the second chute 232 through an air pipe 45; a square groove 46 is formed in the inner wall of the through hole 23; the rubber pad 47 is fixedly connected with the end part of the second push rod 43; during operation, through inserting the air outlet of air-blower 3 in through-hole 23 of connecting box 22, the first push rod 42 of contact slides in first spout 231 is inside, and the extrusion makes gasbag 44 produce gas and discharges to inside second spout 232 from trachea 45 to make second push rod 43 push up the rubber pad 47 laminating air-blower 3 air outlet outer wall in the square groove 46, cooperation rubber ring 41, thereby make air-blower 3 function in-process, can not produce the phenomenon of gas leakage, improve the combustion efficiency of boiler.

As an embodiment of the present invention, the bottom of the blower 3 is provided with a fixing mechanism 5; the fixing mechanism 5 comprises a U-shaped plate 51, a supporting plate 52, a first slide block 53, a spring 54 and a second slide block 55; the top of the base 1 is provided with a third sliding chute 233; the first sliding block 53 is slidably connected to the inner wall of the third sliding groove 233; the top of the first sliding block 53 is fixedly connected with the U-shaped plate 51; a fourth sliding groove 234 is formed in the inner wall of the U-shaped plate 51; the second sliding block 55 is slidably connected to the inner wall of the fourth sliding chute 234; the supporting plate 52 is fixedly connected to the outer wall of the second sliding block 55; one end of the spring 54 is fixedly connected to the bottom of the second sliding block 55, and the other end is fixedly connected to the bottom of the fourth sliding chute 234; the blower 3 is mounted on the top of the support plate 52; during operation, place air-blower 3 at backup pad 52 top, because first slider 53 of U-shaped board 51 bottom rigid coupling for first slider 53 can the horizontal slip at third spout 233 inner wall, and is easy to assemble, slides at fourth spout 234 inner wall through second slider 55, and cooperation spring 54 plays fixed absorbing purpose.

In one embodiment of the present invention, a filter screen 11 is fixed inside the air duct 21; the end part of the first push rod 42 is arc-shaped; the sealing mechanisms 4 are symmetrically arranged inside the connecting box 22; the fourth sliding groove 234 and the second sliding block 55 are symmetrically arranged in the U-shaped plate 51; the outer wall of the boiler body 2 is hinged with a boiler door 12; a handle 13 is fixedly connected to the outer wall of the furnace door 12; during operation, impurity in the air can be filtered through filter screen 11, and tip shape is curved first push rod 42, makes things convenient for air-blower 3 air outlet to get into connecting box 22, can open furnace gate 12 through handle 13, conveniently adds fuel.

The working principle is as follows: when the air blower works, the air outlet of the air blower 3 is inserted into the through hole 23 of the connecting box 22, the air bag 44 is contacted with the first push rod 42 to slide in the first sliding groove 231, the air bag 44 generates gas to be discharged from the air pipe 45 to the inside of the second sliding groove 232 through extrusion, the second push rod 43 is abutted against the rubber pad 47 in the square groove 46 to be attached to the outer wall of the air outlet of the air blower 3, and the rubber ring 41 is matched, so that the air leakage phenomenon can not be generated in the operation process of the air blower 3, the combustion efficiency of the boiler is improved, the air blower 3 is placed at the top of the supporting plate 52, because the first slide block 53 is fixedly connected to the bottom of the U-shaped plate 51, the first slide block 53 can slide left and right on the inner wall of the third sliding groove 233 and is convenient to install, the second slide block 55 slides on the inner wall of the fourth sliding groove 234 and is matched with the spring 54 to play the purpose of fixing and damping, impurities in the air can be filtered through the filter screen 11, the first push rod 42 with the arc shape at the end part, the air outlet of the blower 3 can conveniently enter the connecting box 22, the oven door 12 can be opened through the handle 13, and fuel can be conveniently added.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. 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.

Claims

1. A blower device for a boiler, characterized in that: comprises a base (1), a boiler body (2), a blower (3) and a sealing mechanism (4); the boiler body (2) is fixedly connected to the top of the base (1); an air pipe (21) is fixedly connected to the outer wall of the boiler body (2); the end part of the air pipe (21) is fixedly connected with a connecting box (22); a through hole (23) is formed in the connecting box (22); the air outlet of the air blower (3) is fixedly connected inside the through hole (23); the air outlet of the blower (3) is communicated with the air pipe (21) in the through hole (23); the sealing mechanism (4) is arranged in the through hole (23);

the sealing mechanism (4) comprises a rubber ring (41), a first push rod (42), a second push rod (43), an air bag (44), an air pipe (45), a square groove (46) and a rubber pad (47); the rubber ring (41) is arranged inside the through hole (23) and is fixedly connected with the outer wall of the air pipe (21); a first sliding chute (231) is formed in the inner wall of the through hole (23); the first push rod (42) is connected inside the first sliding chute (231) in a sliding manner; one end of the air bag (44) is fixedly connected to the bottom of the first push rod (42), and the other end of the air bag is fixedly connected to the bottom of the first sliding chute (231); a second sliding chute (232) is formed in the inner wall of the through hole (23); the second push rod (43) is connected inside the second sliding groove (232) in a sliding manner; the air bag (44) is communicated with the second sliding chute (232) through an air pipe (45); a square groove (46) is formed in the inner wall of the through hole (23); the rubber pad (47) is fixedly connected with the end part of the second push rod (43).

2. The blowing device for a boiler according to claim 1, characterized in that: the bottom of the blower (3) is provided with a fixing mechanism (5); the fixing mechanism (5) comprises a U-shaped plate (51), a supporting plate (52), a first sliding block (53), a spring (54) and a second sliding block (55); the top of the base (1) is provided with a third sliding chute (233); the first sliding block (53) is connected to the inner wall of the third sliding groove (233) in a sliding manner; the top of the first sliding block (53) is fixedly connected with the U-shaped plate (51); a fourth sliding chute (234) is formed in the inner wall of the U-shaped plate (51); the second sliding block (55) is connected to the inner wall of the fourth sliding chute (234) in a sliding manner; the supporting plate (52) is fixedly connected to the outer wall of the second sliding block (55); one end of the spring (54) is fixedly connected to the bottom of the second sliding block (55), and the other end of the spring is fixedly connected to the bottom of the fourth sliding chute (234); the blower (3) is mounted on top of the support plate (52).

3. The blowing device for a boiler according to claim 2, characterized in that: a filter screen (11) is fixedly connected inside the air pipe (21); the end of the first push rod (42) is arc-shaped.

4. A blowing device for a boiler according to claim 3, characterized in that: the sealing mechanisms (4) are symmetrically arranged inside the connecting box (22).

5. The blowing device for a boiler according to claim 4, characterized in that: the fourth sliding groove (234) and the second sliding block (55) are symmetrically arranged in the U-shaped plate (51).

6. The blowing device for a boiler according to claim 5, characterized in that: the outer wall of the boiler body (2) is hinged with a boiler door (12); the outer wall of the furnace door (12) is fixedly connected with a handle (13).