Air inlet furnace door structure

Abstract

The utility model discloses an air inlet furnace door structure which comprises a furnace door plate, an air inlet assembly is arranged on one side of the furnace door plate, the other side of the furnace door plate is connected with an adjusting plate through an elastic adjusting device, and the adjusting plate is connected with a driving device used for driving the adjusting plate and the furnace door plate to move. According to the gas inlet furnace door structure, reaction gas is fed from the gas inlet assembly, the driving device drives the furnace door plate to move, position movement during door opening and closing is achieved, the furnace door plate is connected with the adjusting plate through the elastic adjusting device, namely, the elastic force between the furnace door plate and the adjusting plate is adjustable, adaptive adjustment can be conducted according to changes of gas pressure in the furnace, and the stress of the furnace door plate is reduced; the load anti-pressure capability of the furnace door plate is improved, the furnace door plate is prevented from being deformed due to overlarge pressure, and the air inlet uniformity, the production efficiency and the production quality are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to solar cell equipment technical field, concretely relates to an air inlet furnace door structure. BACKGROUND

[0002] The photovoltaic tube type coating equipment is the key technical equipment for Topcon solar cell preparation, has higher coating rate and uniformity, can greatly improve the photoelectric performance of solar cell, improves conversion rate, and has wide application in the photovoltaic industry equipment field. SUMMARY

[0003] The utility model wants to solve the technical problem to overcome prior art's insufficient, provides an air inlet furnace door structure.

[0004] To solve the above technical problem, the utility model adopts the following technical scheme:

[0005] An air inlet furnace door structure, including furnace door board, one side of furnace door board is equipped with air inlet assembly, the other side of furnace door board is connected with adjusting plate through elastic adjusting device, adjusting plate is connected with the drive device for driving adjusting plate and furnace door board moves.

[0006] As the further improvement of the above technical scheme:

[0007] The adjusting plate includes a connecting portion and a plurality of adjusting portions, the plurality of adjusting portions are arranged circumferentially along the connecting portion, the elastic adjusting device includes an elastic buffer assembly and a plurality of elastic adjusting assemblies, the elastic buffer assembly is used to connect the connecting portion and the furnace door plate, the elastic adjusting assembly is used to connect the adjusting portion and the furnace door plate, and the plurality of elastic adjusting assemblies are arranged one-to-one corresponding to the plurality of adjusting portions.

[0008] The elastic buffer assembly includes a mounting seat, a compression spring, a guide rod and a guide sleeve, the mounting seat is arranged on the furnace door plate, the guide rod is arranged on the mounting seat, the guide sleeve is arranged on the connecting portion, and the guide sleeve is slidably sleeved on the guide rod, the compression spring is sleeved outside the guide rod, and the compression spring is located between the guide sleeve and the mounting seat, and the connecting portion is provided with a first avoiding hole for avoiding the guide rod.

[0009] The side of the connecting portion away from the furnace door plate is provided with a connecting seat, the drive device is detachably connected with the connecting seat, and the connecting seat and the drive device are both provided with a second avoiding hole for avoiding the guide rod.

[0010] The elastic adjusting assembly comprises an elastic plunger and an adjusting nut, the elastic plunger is arranged on the furnace door plate, the adjusting part is arranged on the elastic plunger, and the adjusting nut is threadedly connected to the through-end of the elastic plunger.

[0011] The furnace door plate is provided with a positioning column, and the adjusting part is provided with a positioning part matched with the positioning column.

[0012] The air inlet assembly comprises a plurality of air inlet nozzles, a first flow equalizing plate and a second flow equalizing plate, the plurality of air inlet nozzles are respectively arranged on the furnace door plate through elastic members, the plurality of air inlet nozzles are respectively communicated with the first flow equalizing plate through air inlet pipes, the plurality of air inlet nozzles are arranged in a circumferential interval along the first flow equalizing plate, the first flow equalizing plate is provided with a plurality of first flow equalizing holes arranged in a ring shape, and the second flow equalizing plate is located on the side, away from the furnace door plate, of the first flow equalizing plate.

[0013] The driving device comprises a fixing frame, a telescopic cylinder and a swing arm, the telescopic cylinder is swingably arranged on the fixing frame, the swing arm is connected with the telescopic end of the telescopic cylinder, the swing arm is hinged to the fixing frame, and the adjusting plate is detachably connected with the swing arm.

[0014] The fixing frame is respectively provided with a first limiting seat and a second limiting seat, and the first limiting seat and the second limiting seat are respectively located on opposite sides in the swing direction of the swing arm.

[0015] The swing arm comprises a fixed part and a telescopic part, the telescopic part can be relatively close to or away from the fixed part, and the adjusting plate is detachably connected with the telescopic part.

[0016] Compared with the prior art, the utility model has the advantages that:

[0017] The utility model discloses an air inlet furnace door structure, reaction gas is from air inlet assembly air intake, and driving device drives furnace door plate to remove, realizes the position removal when opening and closing door, and furnace door plate is connected adjusting plate through elastic adjusting device, i. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the three -dimensional structure schematic diagram of air inlet furnace door structure of the utility model.

[0019] Figure 2 It is the structure schematic diagram of the front of furnace door plate and adjusting plate in the utility model.

[0020] Figure 3 It is the structure schematic diagram of the front of furnace door plate in the utility model.

[0021] Figure 4 is the three-dimensional structure schematic view of the elastic buffer assembly and the elastic adjusting assembly in the utility model.

[0022] Figure 5 is the structure schematic view of the air inlet nozzle and the first flow distribution plate.

[0023] Figure 6 is the structure schematic view of the air inlet nozzle and the second flow distribution plate.

[0024] Figure 7 is the three-dimensional structure schematic view of the driving device.

[0025] Figure 8 is the three-dimensional structure schematic view of the swing arm.

[0026] The various reference signs in the drawings represent: 1, furnace door plate; 11, positioning column; 2, air inlet assembly; 21, air inlet nozzle; 22, first flow distribution plate; 221, first flow distribution hole; 23, second flow distribution plate; 231, second flow distribution hole; 24, elastic member; 25, air inlet pipe; 3, adjusting plate; 31, connecting part; 311, connecting seat; 32, adjusting part; 321, positioning part; 4, elastic adjusting device; 41, elastic buffer assembly; 411, mounting seat; 412, compression spring; 413, guide rod; 414, guide sleeve; 42, elastic adjusting assembly; 421, elastic plunger; 422, adjusting nut; 5, driving device; 51, fixed frame; 52, telescopic cylinder; 53, swing arm; 531, fixed part; 532, telescopic part; 533, moving rod; 534, screw adjusting assembly; 535, locking member; 54, first limiting seat; 55, second limiting seat; 6, second avoiding hole. DETAILED DESCRIPTION

[0027] The utility model will be further explained in detail below in combination with the drawings and specific embodiments.

[0028] In the description of the utility model, it is understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore, it cannot be understood as a limitation on the utility model.

[0029] In addition, the terms "first", "second", "third", "fourth", "fifth", "sixth", "seventh" and "eighth" are only used for descriptive purpose and cannot be understood as indicating or implying relative importance or implicitly pointing out the number of the technical features indicated. Therefore, the features defined with "first", "second", "third", "fourth", "fifth", "sixth", "seventh" and "eighth" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more than two, unless otherwise specifically defined.

[0030] In the present application, unless otherwise specifically defined and limited, the terms "assembly", "connection", "connection", "fixing" and the like should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0031] Figures 1 to 8 An embodiment of the air inlet door structure of the present application is shown, the air inlet door structure of the embodiment comprises a door plate 1, one side of the door plate 1 is provided with an air inlet assembly 2, the other side of the door plate 1 is provided with an adjusting plate 3, the adjusting plate 3 is connected with the door plate 1 through an elastic adjusting device 4, and the adjusting plate 3 is connected with a driving device 5 for driving the adjusting plate 3 and the door plate 1 to move.

[0032] The air inlet door structure, the reaction gas is inlet from the air inlet assembly 2, the driving device 5 drives the door plate 1 to move, realizes the position movement when opening and closing the door, and the door plate 1 is connected with the adjusting plate 3 through the elastic adjusting device 4, that is, the elastic force between the door plate 1 and the adjusting plate 3 is adjustable, and adaptive adjustment can be made according to the change of the gas pressure in the furnace, the stress of the door plate 1 is reduced, the load compression resistance of the door plate 1 is improved, the deformation of the door plate 1 due to excessive pressure is avoided, the air inlet uniformity, production efficiency and production quality are improved.

[0033] Further, as Figure 2 and Figure 3As shown, in the embodiment, the adjusting plate 3 comprises a connecting portion 31 and a plurality of adjusting portions 32, the plurality of adjusting portions 32 are arranged along the circumference of the connecting portion 31 at intervals, the elastic adjusting device 4 comprises a plurality of elastic adjusting assemblies 42 and an elastic buffer assembly 41, the elastic buffer assembly 41 is used for connecting the connecting portion 31 and the door plate 1, the elastic adjusting assembly 42 is used for connecting the adjusting portion 32 and the door plate 1, and the plurality of elastic adjusting assemblies 42 are arranged in one-to-one correspondence with the plurality of adjusting portions 32 respectively. The elastic force between the corresponding adjusting portion 32 and the door plate 1 is adjusted by the elastic adjusting assembly 42 respectively, and the plurality of adjusting portions 32 are arranged along the circumference of the connecting portion 31 at intervals, so that the elastic force between the connecting portion 31 and the door plate 1 is adjusted, the plurality of elastic adjusting assemblies 42 can be adjusted individually according to actual production conditions, and the adaptability is stronger, the connecting portion 31 and the door plate 1 are connected through the elastic buffer assembly 41, and there is a certain degree of buffering and self-adapting effect. Specifically, the adjusting portion 32 is provided with three, and the adjusting plate 3 is arranged in an inverted Y shape as a whole.

[0034] Further, as shown in the drawings, Figure 4 In the embodiment, the elastic buffer assembly 41 comprises a mounting seat 411, a compression spring 412, a guide rod 413 and a guide sleeve 414, the mounting seat 411 is arranged on the door plate 1, the guide rod 413 is arranged on the mounting seat 411, the guide sleeve 414 is arranged on the connecting portion 31, the guide sleeve 414 is sleeved on the guide rod 413 in a sliding mode, the compression spring 412 is sleeved outside the guide rod 413, the compression spring 412 is located between the guide sleeve 414 and the mounting seat 411, and the connecting portion 31 is provided with a first avoiding hole for avoiding the guide rod 413. The elastic adjusting assembly 42 adjusts the elastic force between the door plate 1 and the adjusting portion 32, drives the connecting portion 31 to move, and then the guide sleeve 414 compresses or relaxes the compression spring 412 to adjust the rebound force of the compression spring 412, the guide rod 413 provides guidance for the sliding of the guide sleeve 414, and damage of the compression spring 412 caused by excessive shearing force during opening and closing of the door can be avoided.

[0035] Further, as shown in the drawings, Figure 4 In the embodiment, the side of the connecting portion 31 away from the door plate 1 is provided with a connecting seat 311, the driving device 5 is detachably connected with the connecting seat 311, and the connecting seat 311 and the driving device 5 are both provided with a second avoiding hole 6 for avoiding the guide rod 413. The connecting seat 311 is arranged to facilitate the disassembly and assembly of the driving device 5 and the adjusting plate 3.

[0036] Further, as shown in the drawings, Figure 2 , Figure 3 and Figure 4As shown, in the embodiment, the elastic adjusting assembly 42 comprises an elastic plunger 421 and an adjusting nut 422, the elastic plunger 421 is arranged on the furnace door plate 1, the adjusting part 32 is arranged on the elastic plunger 421, and the adjusting nut 422 is threadedly connected to the through end of the elastic plunger 421. The elastic force of the elastic plunger 421 between the furnace door plate 1 and the adjusting part 32 is adjusted by screwing the adjusting nut 422, which is simple in structure and convenient to adjust.

[0037] Further, as shown in Figure 2 , Figure 3 and Figure 4 , in the embodiment, the furnace door plate 1 is provided with a positioning column 11, and the adjusting part 32 is provided with a positioning part 321 matched with the positioning column 11. The positioning column 11 and the positioning part 312 are matched to position the installation of the adjusting plate 3. Preferably, the positioning part 312 is a positioning hole.

[0038] Further, as shown in Figure 5 and Figure 6 , in the embodiment, the air inlet assembly 2 comprises a plurality of air inlet nozzles 21, a first flow equalizing plate 22 and a second flow equalizing plate 23, the plurality of air inlet nozzles 21 are respectively arranged on the furnace door plate 1 through elastic members 24, the plurality of air inlet nozzles 21 are respectively communicated with the first flow equalizing plate 22 through air inlet pipes 25, the plurality of air inlet nozzles 21 are arranged in a circumferential direction of the first flow equalizing plate 22, the first flow equalizing plate 22 is provided with a plurality of first flow equalizing holes 221 arranged in a ring shape, and the second flow equalizing plate 23 is located on the side of the first flow equalizing plate 22 away from the furnace door plate 1, and the second flow equalizing plate 23 is uniformly provided with a plurality of second flow equalizing holes 231. The air inlet nozzles 21 are arranged on the furnace door plate 1 through the elastic members 24, so that the air inlet nozzles 21 have a certain degree of freedom, ensuring that the air inlet nozzles 21 and their air inlet interfaces are in flexible contact, which is beneficial to air inlet. The gas enters the air inlet nozzles 21, enters the first flow equalizing plate 22 through the air inlet pipes 25 for the first flow equalization, the first flow equalizing plate 22 is provided with a plurality of first flow equalizing holes 221 arranged in a ring shape, so that the gas is scattered from all around to the second flow equalizing plate 23 after the first flow equalization, the second flow equalizing plate 23 is uniformly provided with a plurality of second flow equalizing holes 231, so that the gas is uniformly introduced into the reaction chamber after the second flow equalization, improving the uniformity of air inlet and thus improving the reaction quality. Specifically, the air inlet nozzles 21 are provided with two air inlet nozzles 21, the two air inlet nozzles 21 are symmetrically arranged, and the air inlet pipe 25 is arranged in an inclined manner.

[0039] Further, as shown in Figure 7As shown, in the embodiment, the driving device 5 comprises a fixing frame 51, a telescopic cylinder 52 and a swing arm 53, the telescopic cylinder 52 is swingably arranged on the fixing frame 51, the swing arm 53 is connected with a telescopic end of the telescopic cylinder 52, and the swing arm 53 is hinged with the fixing frame 51, and the adjusting plate 3 is detachably connected with the swing arm 53. The telescopic cylinder 52 is telescoped to drive the swing arm 53 to swing, thereby driving the adjusting plate 3 and the furnace door plate 1 to swing, realizing the position movement of opening and closing the door, and the telescopic cylinder 52 is swingably arranged on the fixing frame 51, further increasing the movement range of the furnace door plate 1.

[0040] Further, as shown in the drawings, Figure 7 In the embodiment, the fixing frame 51 is respectively provided with a first limiting seat 54 and a second limiting seat 55, and the first limiting seat 54 and the second limiting seat 55 are respectively located on opposite sides in the swing direction of the swing arm 53, so as to limit the swing amplitude of the swing arm 53. The first limiting seat 54 and the second limiting seat 55 limit the swing arm 53 when the telescopic cylinder 52 is retracted and extended, which can effectively prevent the furnace door plate 1 from colliding during movement. Preferably, the first limiting seat 54 is a trapezoidal limiting seat, and the second limiting seat 55 is a wedge-shaped limiting seat.

[0041] Further, as shown in the drawings, Figure 8 In the embodiment, the swing arm 53 comprises a fixed part 531 and a telescopic part 532, the telescopic part 532 can relatively approach or move away from the fixed part 531, and the adjusting plate 3 is detachably connected with the telescopic part 532. The telescopic part 532 can relatively approach or move away from the fixed part 531, further increasing the movement range of the furnace door plate 1. Specifically, the telescopic part 532 is provided with a moving rod 533, the moving rod 533 is slidably arranged in the fixed part 531, the movement of the moving rod 533 is driven by a threaded adjusting assembly 534, and a locking piece (not shown in the figure) is arranged to fix the moving rod 533.

[0042] Although the present application has been disclosed with reference to the preferred embodiments, it is not intended to limit the present application. Any person skilled in the art, without departing from the technical scheme of the present application, can make many possible changes and modifications to the technical scheme of the present application by using the disclosed technical content, or modify equivalent embodiments with equivalent changes. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present application shall fall within the scope of protection of the technical scheme of the present application.

Claims

1. An air inlet stove door structure, characterized by: The application relates to a stove door plate (1) provided with an air inlet assembly (2) on one side, and an adjusting plate (3) connected to the other side of the stove door plate (1) through elastic adjusting devices (4), wherein the adjusting plate (3) is connected to driving devices (5) for driving the adjusting plate (3) and the stove door plate (1) to move.

2. The gas inlet stove door structure according to claim 1, characterized in that: The adjusting plate (3) comprises a connecting part (31) and a plurality of adjusting parts (32), the plurality of adjusting parts (32) are arranged in a circumferential interval along the connecting part (31), the elastic adjusting devices (4) comprise elastic buffer assemblies (41) and a plurality of elastic adjusting assemblies (42), the elastic buffer assemblies (41) are used for connecting the connecting part (31) and the stove door plate (1), the elastic adjusting assemblies (42) are used for connecting the adjusting parts (32) and the stove door plate (1), and the plurality of elastic adjusting assemblies (42) are arranged in one-to-one correspondence with the plurality of adjusting parts (32).

3. The gas inlet stove door structure according to claim 2, characterized in that: The elastic buffer assembly (41) comprises a mounting seat (411), a compression spring (412), a guide rod (413) and a guide sleeve (414), the mounting seat (411) is arranged on the stove door plate (1), the guide rod (413) is arranged on the mounting seat (411), the guide sleeve (414) is arranged on the connecting part (31), the guide sleeve (414) is slidably sleeved on the guide rod (413), the compression spring (412) is sleeved outside the guide rod (413), and the compression spring (412) is located between the guide sleeve (414) and the mounting seat (411), and the connecting part (31) is provided with a first avoiding hole for avoiding the guide rod (413).

4. The gas inlet stove door structure according to claim 3, characterized in that: The side, away from the stove door plate (1), of the connecting part (31) is provided with a connecting seat (311), the driving devices (5) are detachably connected to the connecting seat (311), and the connecting seat (311) and the driving devices (5) are both provided with a second avoiding hole (6) for avoiding the guide rod (413).

5. The gas inlet stove door structure according to claim 2, characterized in that: The elastic adjusting assembly (42) comprises an elastic plunger (421) and an adjusting nut (422), the elastic plunger (421) is arranged on the stove door plate (1), the adjusting part (32) penetrates through the elastic plunger (421), and the adjusting nut (422) is threadedly connected to the penetrating end of the elastic plunger (421).

6. The gas inlet stove door structure according to claim 2, characterized in that: The stove door plate (1) is provided with a positioning column (11), and the adjusting part (32) is provided with a positioning part (321) matched with the positioning column (11).

7. The gas inlet door structure according to any one of claims 1 to 6, characterized in that: The air inlet assembly (2) comprises a plurality of air inlets (21), a first flow uniformizing plate (22) and a second flow uniformizing plate (23), the plurality of air inlets (21) are respectively installed on the furnace door plate (1) through elastic members (24), the plurality of air inlets (21) are respectively communicated with the first flow uniformizing plate (22) through air inlet pipes (25), and the plurality of air inlets (21) are arranged in a circumferential interval along the first flow uniformizing plate (22), the first flow uniformizing plate (22) is provided with a plurality of first flow uniformizing holes (221) in a ring shape, the second flow uniformizing plate (23) is located on a side of the first flow uniformizing plate (22) away from the furnace door plate (1), and the second flow uniformizing plate (23) is uniformly provided with a plurality of second flow uniformizing holes (231).

8. The gas inlet door structure according to any one of claims 1 to 6, characterized in that: The driving device (5) comprises a fixing frame (51), a telescopic cylinder (52) and a swing arm (53), the telescopic cylinder (52) is swingably arranged on the fixing frame (51), the swing arm (53) is connected with a telescopic end of the telescopic cylinder (52), and the swing arm (53) is hinged to the fixing frame (51), and the adjusting plate (3) is detachably connected with the swing arm (53).

9. The gas inlet door structure of claim 8, wherein: The fixing frame (51) is respectively provided with a first limiting seat (54) and a second limiting seat (55), and the first limiting seat (54) and the second limiting seat (55) are respectively located on opposite sides in a swing direction of the swing arm (53).

10. The gas inlet stove door structure according to claim 8, characterized in that: The swing arm (53) comprises a fixed part (531) and a telescopic part (532), the telescopic part (532) can be relatively close to or away from the fixed part (531), and the adjusting plate (3) is detachably connected with the telescopic part (532).

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