Large biomass hot blast stove heat exchanger

Abstract

The utility model relates to the technical field of biomass hot-blast stoves, and discloses a large biomass hot-blast stove heat exchanger which comprises a base device, a cover plate device is arranged on one side of the outer surface of the base device, the base device comprises a support, a device tank is arranged in the support, an air pipe is arranged in the device tank, and the air pipe is connected with the cover plate device. A connecting box is arranged on one side of the outer surface of the device tank, a device pipe is arranged on one side of the outer surface of the connecting box, a supporting rod is arranged in the connecting box, a movable rod is arranged at one end of the supporting rod, and a spring is arranged on one side of the outer surface of the movable rod. According to the cover plate device, through the connecting rod arranged in the cover plate device, when the connecting rod is connected with the device pipe in an inserted mode, the limiting plate and the connecting rod are connected in a clamped mode, so that the cover plate cannot be pulled out, when the threaded rod extrudes the auxiliary plate, the auxiliary plate and the connecting rod are disconnected, and therefore the cover plate can be taken down, and the effects that dismounting and mounting are convenient are achieved; and the internal cleaning effect is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of biomass hot blast stoves, in particular to a large-scale biomass hot blast stove heat exchanger. Background Art

[0002] Biomass hot air furnace is a device that uses biomass fuel (such as wood, straw, waste, etc.) to burn and generate hot air. It is mainly used for hot air supply in industrial production. Biomass hot air furnace usually uses the heat generated by biomass combustion to transfer the hot air to the medium that needs to be heated, such as air or gas, through a heat exchanger. The hot air furnace usually includes components such as a combustion chamber, a fuel supply system, a combustion control system, and a heat exchanger. The entire system can achieve the regulation of fuel supply, combustion, and hot air output through automatic control.

[0003] After searching, the patent number is (CN212746938U) a large biomass hot air furnace heat exchanger. The heat exchanger includes a support frame, the support frame includes a transverse support rod and a vertical support rod, the vertical support rod and the transverse support rod form a frame structure, the support frame is symmetrically provided with a fixed plate on the left and right sides, the fixed plate is provided with a through hole, the through hole is provided with a heat exchange tube, the right side of the support frame is provided with an air inlet, the left side of the air inlet is provided with a smoke outlet, the inner side of the support frame is provided with a first windshield, a second windshield, and a third windshield between the first and second windshields. The first windshield, the second windshield and the third windshield cooperate with each other to make the heat exchange cold air flow "∝" flow direction. The utility model is a large biomass hot air furnace heat exchanger with a high heat exchange ratio, but the structure is not convenient for cleaning the inside when in use, which makes it very limited to use, so now a new structure is proposed to solve this technical problem. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides a large biomass hot blast furnace heat exchanger, which has the advantages of being easy to clean inside, etc., solving the problem that the traditional device mentioned in the above background technology is not easy to clean inside.

[0006] (II) Technical solution

[0007] In order to achieve the purpose of facilitating internal cleaning mentioned in the above background technology, the utility model provides the following technical solutions: a large biomass hot air furnace heat exchanger, comprising a base device, a cover device is provided on one side of the outer surface of the base device;

[0008] The base device includes a bracket, a device tank is arranged inside the bracket, an air duct is arranged inside the device tank, a connection box is arranged on one side of the outer surface of the device tank, a device pipe is arranged on one side of the outer surface of the connection box, a support rod is arranged inside the connection box, a movable rod is arranged at one end of the support rod, a spring is arranged on one side of the outer surface of the movable rod, an auxiliary plate is arranged at one end of the movable rod, a limit plate is arranged on one side of the outer surface of the auxiliary plate, a threaded plate is arranged on one side of the inner wall of the connection box, and a threaded rod is arranged on one side of the outer surface of the threaded plate;

[0009] The cover plate device comprises a cover plate, a connecting pipe is arranged on one side of the outer surface of the cover plate, a filter plate is arranged on one side of the outer surface of the cover plate, and a connecting rod is arranged on one side of the outer surface of the cover plate.

[0010] Preferably, one end of the device tank contacts one side of the outer surface of the bracket, passes through one side of the outer surface of the bracket, reaches the other side of the outer surface of the bracket, and is fixedly connected to the bracket.

[0011] Preferably, there are multiple connection boxes, and each two of the connection boxes form a group, which are evenly arranged on the upper and lower sides of the outer surface of the device tank and are fixedly connected to the device tank.

[0012] Preferably, there are multiple device pipes, and the multiple device pipes are evenly arranged on one side of the outer surface of each connection box.

[0013] Preferably, one end of the device pipe contacts one side of the outer surface of the connection box, passes through one side of the outer surface of the connection box, reaches one side of the inner wall of the connection box, and is fixedly connected to the connection box.

[0014] Preferably, there are multiple threaded plates, and the multiple threaded plates are evenly arranged on one side of the outer surfaces of multiple connection boxes, and all contact with one side of the outer surface of the connection box, penetrate one side of the outer surface of the connection box, into the connection box, and are fixedly connected to the connection boxes.

[0015] There are two limit plates in each group, and both are arranged on one side of the outer surface of the auxiliary plate and fixedly connected to the auxiliary plate;

[0016] Each set of limit plates are in contact with each other, and one side of the outer surface of the outermost limit plate is in contact with one end of the threaded rod, and the threaded rod and the threaded plate are threadedly connected, so that when the threaded rod rotates, the threaded rod moves left and right, and when one end of the threaded rod presses against one side of the outer surface of the limit plate, the limit plate moves outward;

[0017] One side of the outer surface of the auxiliary plate is fixedly connected to one end of the movable rod, and a spring is arranged on one side of the outer surface of the movable rod, so that the limiting plate can move under the action of the spring and the threaded rod.

[0018] Compared with the prior art, the utility model provides a large biomass hot air furnace heat exchanger, which has the following beneficial effects:

[0019] 1. The utility model, through the connection rod arranged in the cover device, when the connection rod is plugged into the device pipe, the limit plate and the connection rod are engaged, so that the cover cannot be pulled out, and when the threaded rod squeezes the auxiliary plate, the auxiliary plate and the connection rod are disconnected, so that the cover can be removed, thereby achieving the effect of easy disassembly and assembly and internal cleaning.

[0020] 2. The utility model provides a filter plate in the cover plate device, and the filter plate and the cover plate are fixedly connected, so that the device has a filtering effect when in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a front view cross-sectional schematic diagram of the structure of the utility model;

[0022] Figure 2 This is a front cross-sectional schematic diagram of the structural base device of the utility model;

[0023] Figure 3 It is a partially enlarged schematic diagram of the front view and cross-section of the structural base device of the utility model;

[0024] Figure 4 It is a front cross-sectional schematic diagram of the structural cover device of the utility model.

[0025] Wherein: 1. base device; 2. cover device; 101. bracket; 102. device tank; 103. air duct; 104. connection box; 105. device pipe; 106. support rod; 107. movable rod; 108. spring; 109. auxiliary plate; 110. limit plate; 111. threaded plate; 112. threaded rod; 201. cover; 202. connection pipe; 203. filter plate; 204. connection rod. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1-Figure 4 , a large biomass hot air stove heat exchanger, comprising a base device 1;

[0028] like Figure 1 As shown, a cover plate device 2 is provided on one side of the outer surface of the base device 1;

[0029] like Figure 2-Figure 4 As shown, the base device 1 includes a bracket 101, a device tank 102 is arranged inside the bracket 101, a duct 103 is arranged inside the device tank 102, a connection box 104 is arranged on one side of the outer surface of the device tank 102, a device tube 105 is arranged on one side of the outer surface of the connection box 104, a support rod 106 is arranged inside the connection box 104, a movable rod 107 is arranged on one end of the support rod 106, a spring 108 is arranged on one side of the outer surface of the movable rod 107, an auxiliary plate 109 is arranged on one end of the movable rod 107, a limiting plate 110 is arranged on one side of the outer surface of the auxiliary plate 109, a threaded plate 111 is arranged on one side of the inner wall of the connection box 104, and a threaded rod 112 is arranged on one side of the outer surface of the threaded plate 111;

[0030] The cover plate device 2 comprises a cover plate 201 , a connecting pipe 202 is arranged on one side of the outer surface of the cover plate 201 , a filter plate 203 is arranged on one side of the outer surface of the cover plate 201 , and a connecting rod 204 is arranged on one side of the outer surface of the cover plate 201 .

[0031] Specifically, Figure 2-Figure 4 As shown, one end of the device tank 102 contacts one side of the outer surface of the bracket 101 , passes through one side of the outer surface of the bracket 101 , reaches the other side of the outer surface of the bracket 101 , and is fixedly connected to the bracket 101 .

[0032] Specifically, Figure 2-Figure 4 As shown, there are multiple connection boxes 104 , and each two of the multiple connection boxes 104 form a group, which are evenly arranged on the upper and lower sides of the outer surface of the device tank 102 , and are all fixedly connected to the device tank 102 .

[0033] Specifically, Figure 2-Figure 4 As shown, there are multiple device pipes 105 , and the multiple device pipes 105 are evenly arranged on one side of the outer surface of each connection box 104 .

[0034] Specifically, Figure 2-Figure 4 As shown, one end of the device pipe 105 contacts one side of the outer surface of the connection box 104 , passes through one side of the outer surface of the connection box 104 , reaches one side of the inner wall of the connection box 104 , and is fixedly connected to the connection box 104 .

[0035] Specifically, Figure 2-Figure 4 As shown, there are multiple threaded plates 111, and the multiple threaded plates 111 are evenly arranged on one side of the outer surfaces of the multiple connection boxes 104, and all contact with one side of the outer surface of the connection box 104, penetrate one side of the outer surface of the connection box 104, into the connection box 104, and are fixedly connected to the connection box 104.

[0036] Through the above technical solution, the number of each group of limit plates 110 is two, and both are arranged on one side of the outer surface of the auxiliary plate 109, and are fixedly connected to the auxiliary plate 109;

[0037] Each set of limiting plates 110 is in contact with each other, and one side of the outermost limiting plate 110 is in contact with one end of the threaded rod 112, and the threaded rod 112 is threadedly connected to the threaded plate 111, so that when the threaded rod 112 rotates, the threaded rod 112 moves left and right, and when one end of the threaded rod 112 presses against one side of the outer surface of the limiting plate 110, the limiting plate 110 moves outward;

[0038] One side of the outer surface of the auxiliary plate 109 is fixedly connected to one end of the movable rod 107 , and a spring 108 is provided on one side of the outer surface of the movable rod 107 , so that the limiting plate 110 can move under the action of the spring 108 and the threaded rod 112 .

[0039] When in use, by plugging the connecting rod 204 into the device pipe 105, the threaded rod 112 is rotated to disengage the threaded rod 112 from the limit plate 110, so that the limit plate 110 moves under the action of the spring 108, and when the lower limit plate 110 is plugged into the connecting rod 204, the cover plate 201 is connected to the device, and when the threaded rod 112 is pressed against the upper limit plate 110, the lower limit plate 110 is disengaged from the connecting rod 204, so that the cover plate 201 can be removed, thereby making it possible to remove the air duct 103, thereby achieving the effect of facilitating cleaning of the interior.

[0040] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A large biomass hot air furnace heat exchanger, comprising a base device (1), characterized in that: A cover plate device (2) is provided on one side of the outer surface of the base device (1); The base device (1) comprises a bracket (101), a device tank (102) is arranged inside the bracket (101), a duct (103) is arranged inside the device tank (102), a connection box (104) is arranged on one side of the outer surface of the device tank (102), a device tube (105) is arranged on one side of the outer surface of the connection box (104), a support rod (106) is arranged inside the connection box (104), a movable rod (107) is arranged at one end of the support rod (106), a spring (108) is arranged on one side of the outer surface of the movable rod (107), an auxiliary plate (109) is arranged at one end of the movable rod (107), a limit plate (110) is arranged on one side of the outer surface of the auxiliary plate (109), a threaded plate (111) is arranged on one side of the inner wall of the connection box (104), and a threaded rod (112) is arranged on one side of the outer surface of the threaded plate (111); The cover plate device (2) comprises a cover plate (201), a connecting pipe (202) is provided on one side of the outer surface of the cover plate (201), a filter plate (203) is provided on one side of the outer surface of the cover plate (201), and a connecting rod (204) is provided on one side of the outer surface of the cover plate (201).

2. A large biomass hot blast furnace heat exchanger according to claim 1, characterized in that: One end of the device tank (102) contacts one side of the outer surface of the bracket (101), passes through one side of the outer surface of the bracket (101), reaches the other side of the outer surface of the bracket (101), and is fixedly connected to the bracket (101).

3. A large biomass hot air stove heat exchanger according to claim 1, characterized in that: The connection boxes (104) are multiple in number, and each two of the connection boxes (104) form a group, and are evenly arranged on the upper and lower sides of the outer surface of the device tank (102), and are all fixedly connected to the device tank (102).

4. A large biomass hot blast furnace heat exchanger according to claim 1, characterized in that: There are a plurality of device pipes (105), and the plurality of device pipes (105) are evenly arranged on one side of the outer surface of each connection box (104).

5. A large biomass hot air stove heat exchanger according to claim 1, characterized in that: One end of the device pipe (105) contacts one side of the outer surface of the connection box (104), passes through one side of the outer surface of the connection box (104), reaches one side of the inner wall of the connection box (104), and is fixedly connected to the connection box (104).

6. A large biomass hot blast furnace heat exchanger according to claim 1, characterized in that: There are a plurality of threaded plates (111), and the plurality of threaded plates (111) are evenly arranged on one side of the outer surface of a plurality of connection boxes (104), and all of them are in contact with one side of the outer surface of the connection box (104), and penetrate one side of the outer surface of the connection box (104), into the connection box (104), and are fixedly connected to the connection box (104).

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