Large-pipe-diameter automatic opening and closing vertical tube furnace

Abstract

The utility model discloses a large-pipe-diameter vertical tube furnace capable of being opened and closed automatically. The large-pipe-diameter vertical tube furnace comprises a furnace body, the furnace body is of an opening and closing type structure and particularly comprises a fixed hearth and a rotary hearth which are symmetrically arranged in a left-right opening and closing mode. The interiors of the fixed hearth and the rotary hearth are both of semi-cylindrical hollow structures, and the fixed hearth and the rotary hearth jointly form a furnace body cavity after being closed; the adjacent ends of the fixed hearth and the rotating hearth are further provided with a rotating mechanism for controlling the fixed hearth to rotate, open and close. The rotating mechanism comprises hinges evenly distributed on the adjacent end faces of the fixed hearth and the rotating hearth and an electric telescopic cylinder connected to the end face of the fixed hearth. And the fixed part of the electric telescopic cylinder is hinged to the inner end surface of the fixed hearth. By arranging the rotating mechanism on the furnace body, electric opening and closing of the furnace body can be achieved, opening and closing are convenient, leakproofness is good, operation is easy, using is convenient, overhaul and maintenance are convenient, working efficiency can be obviously improved, meanwhile, operation safety is improved, and benefits are brought to enterprises.

Description

Technical Field

[0001] The utility model relates to the field of heating furnaces, in particular to a large-diameter automatically opening and closing vertical tube furnace. Background Art

[0002] In recent years, with the rapid development of industry, the technology of tube furnace has attracted more and more attention. Tube furnace is widely used in ceramics, metallurgy, electronics, glass, chemical industry, machinery, refractory materials, new material development, special materials, building materials and other fields. It is an indispensable heating equipment for colleges, scientific research institutes, industrial and mining enterprises to conduct product testing, inspection and production.

[0003] Most of the existing large-diameter vertical tube furnaces on the market are of the split type, which occupy a huge space and are extremely inconvenient to operate and difficult to overhaul and maintain. They are too large to open and close, and are dangerous. Utility Model Content

[0004] The utility model aims to overcome the shortcomings of the prior art and provide a large-diameter automatically opening and closing vertical tube furnace.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A large-diameter automatic opening and closing vertical tube furnace comprises a furnace body; the furnace body is an opening and closing structure, specifically a fixed furnace chamber and a rotating furnace chamber symmetrically arranged to open and close on the left and right; the interiors of the fixed furnace chamber and the rotating furnace chamber are both semi-cylindrical hollow structures, and together form a furnace body cavity after closing; the adjacent ends of the fixed furnace chamber and the rotating furnace chamber are also provided with a rotating mechanism for controlling their rotation and opening.

[0007] The rotating mechanism includes hinges evenly arranged on the adjacent end faces of the fixed furnace and the rotating furnace, and an electric telescopic cylinder connected to the end face of the fixed furnace; the fixed part of the electric telescopic cylinder is hinged on the inner end face of the fixed furnace; the fixed part is connected to a driving electric cylinder and a telescopic rod by bolts; the other end of the telescopic rod is hinged on a hinged seat on the inner end face of the rotating furnace.

[0008] The outer end surface of the fixed furnace is fixedly connected with equidistantly arranged clamping seats; the outer end surface of the rotating furnace is fixedly connected with equidistantly arranged buckles; the positions of the clamping seats and the buckles correspond to each other and can be clamped to each other.

[0009] The furnace body cavity is provided with a furnace tube, a furnace wire and a thermal insulation layer. The furnace tube is vertically arranged in the middle of the furnace body cavity, the furnace wire is arranged around the furnace tube, the thermal insulation layer is wrapped around the furnace wire, and the thermal insulation layer is fixedly connected to the inner wall of the furnace body cavity.

[0010] A fixing frame is also arranged around the back side of the fixed furnace; the fixing frame is provided with evenly distributed threaded holes and is connected to the furnace body frame by bolts to keep it fixed.

[0011] The fixed furnace and the rotating furnace are hingedly connected via hinges to form rotation.

[0012] The bottom of the rotating furnace is also provided with moving wheels.

[0013] To sum up, compared with the prior art, the beneficial effects of the utility model are: through the rotating mechanism arranged on the furnace body, the furnace body can be opened and closed electrically, the opening and closing is convenient and the sealing is good, the operation is simple and easy to use, and the inspection and maintenance are convenient, which can significantly improve the work efficiency and at the same time improve the operational safety and bring benefits to the enterprise. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is an axonometric drawing of the utility model.

[0015] Figure 2 It is a top view of the utility model.

[0016] Figure 3 It is a side view of the utility model.

[0017] In the figure: 1. fixed furnace, 2. rotating furnace, 3. hinge, 4. electric telescopic cylinder, 5. fixed part, 6. driving electric cylinder, 7. telescopic rod, 8. holder, 9. buckle, 10. furnace cavity, 11. fixed frame, 12. moving wheel. DETAILED DESCRIPTION

[0018] The utility model is described in conjunction with the accompanying drawings.

[0019] like Figure 1-Figure 3 A large-diameter automatic opening and closing vertical tubular furnace is shown, comprising a furnace body; the furnace body is an opening and closing structure, specifically a fixed furnace chamber 1 and a rotating furnace chamber 2 which are symmetrically arranged to open and close on the left and right; the interiors of the fixed furnace chamber 1 and the rotating furnace chamber 2 are both semi-cylindrical hollow structures, and after closing, they jointly form a furnace body cavity 10; the adjacent ends of the fixed furnace chamber 1 and the rotating furnace chamber 2 are also provided with a rotating mechanism for controlling their rotation and opening.

[0020] The rotating mechanism includes hinges 3 evenly arranged on the adjacent end faces of the fixed furnace 1 and the rotating furnace 2, and an electric telescopic cylinder 4 connected to the end face of the fixed furnace 1; the fixed part 5 of the electric telescopic cylinder 4 is hinged on the inner end face of the fixed furnace 1; the fixed part 5 is connected with a driving electric cylinder 6 and a telescopic rod 7 by bolts; the other end of the telescopic rod 7 is hinged on a hinge seat on the inner end face of the opposite rotating furnace 2; the fixed furnace 1 and the rotating furnace 2 are hinged and rotated by the arranged hinges 3; the arranged driving electric cylinder 6 is used as a power component to realize electric drive, and the telescopic rod 7 can be driven to reciprocate by telescoping, and the telescopic rod 7 is hinged on the hinge seat and hingedly rotated by the arranged hinge 3, so as to drive the rotating furnace 2 to rotate relative to the fixed furnace 1 as a whole to complete the opening and closing needs.

[0021] The outer end surface of the fixed furnace 1 is fixedly connected with a holder 8 arranged at equal distances; the outer end surface of the rotating furnace 2 is fixedly connected with a buckle 9 arranged at equal distances; the positions of the holder 8 and the buckle 9 correspond to each other and can be connected to each other; the arrangement of the holder 8 and the buckle 9 here can form a sealed structure after the furnace body is completely closed, and the heating performance is better. At the same time, the opening and closing method of the holder 8 and the buckle 9 is simple and convenient, which can improve the operating efficiency; the back of the fixed furnace 1 is also provided with a fixing frame 11; the fixing frame 11 is provided with evenly distributed threaded holes, and is fastened by bolts It is connected to the furnace body frame to keep it fixed; the furnace body cavity 10 is provided with a furnace tube, a furnace wire and a thermal insulation layer, the furnace tube is vertically arranged in the middle of the furnace body cavity from top to bottom, the furnace wire is arranged around the furnace tube, and the thermal insulation layer is wrapped around the outside of the furnace wire, and the thermal insulation layer is fixedly connected to the inner wall of the furnace body cavity; a moving wheel 12 is also provided at the bottom of the rotating furnace chamber 2. When the moving wheel 12 is actually used, the rotating furnace chamber 2 can provide support to the furnace body from the bottom when opening and closing, so that the opening and closing of the fixed furnace chamber 1 and the rotating furnace chamber 2 are more evenly stressed, more convenient, safe and reliable.

[0022] When the utility model is in use, the fixed furnace 1 is first fixedly installed on the furnace body bracket through the fixing frame 11 and fixed securely. When the furnace body needs to be closed, the driving electric cylinder 6 is started to extend the telescopic rod 7, and the fixing part 5 is hinged on the inner end surface of the fixed furnace 1 and the telescopic rod 7 is hinged on the hinge seat and cooperates with the hinge 3 and the moving wheel 12, so that the rotating furnace 2 can be moved as a whole and pushed toward the fixed furnace 1 for closing, and then the furnace tube is placed in the furnace body cavity 10, and finally the buckle 9 is clamped on the one-to-one corresponding clamping seat 8 to complete the closing operation and carry out the heating operation; after the heating is completed, the furnace body needs to be opened, and the above steps are reversed to open the furnace body to complete the operation.

[0023] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A large-diameter automatic opening and closing vertical tube furnace, comprising a furnace body; wherein: The furnace body is an open-and-close structure, specifically a fixed furnace chamber (1) and a rotating furnace chamber (2) which are symmetrically arranged to open and close on the left and right; the interiors of the fixed furnace chamber (1) and the rotating furnace chamber (2) are both semi-cylindrical hollow structures, and together form a furnace body cavity (10) when closed; and a rotating mechanism for controlling the rotation and opening of the fixed furnace chamber (1) and the rotating furnace chamber (2) is also provided at adjacent ends.

2. A large-diameter automatic opening and closing vertical tube furnace according to claim 1, characterized in that: The rotating mechanism comprises hinges (3) evenly arranged on adjacent end surfaces of a fixed furnace (1) and a rotating furnace (2), and an electric telescopic cylinder (4) connected to the end surface of the fixed furnace (1); a fixed portion (5) of the electric telescopic cylinder (4) is hinged on the inner end surface of the fixed furnace (1); a driving electric cylinder (6) and a telescopic rod (7) are connected to the fixed portion (5) by bolts; and the other end of the telescopic rod (7) is hinged on a hinge seat on the inner end surface of the rotating furnace (2).

3. The large-diameter automatic opening and closing vertical tube furnace according to claim 1 is characterized in that: The outer end surface of the fixed furnace (1) is fixedly connected with equidistantly arranged clamping seats (8); the outer end surface of the rotating furnace (2) is fixedly connected with equidistantly arranged buckles (9); the positions of the clamping seats (8) and the buckles (9) correspond to each other and can be clamped to each other.

4. The large-diameter automatic opening and closing vertical tube furnace according to claim 1 is characterized in that: The furnace body cavity (10) is provided with a furnace tube, a furnace wire and a thermal insulation layer. The furnace tube is vertically arranged in the middle of the furnace body cavity (10) and passes through the furnace tube vertically. The furnace wire is arranged around the furnace tube. The thermal insulation layer is wrapped around the furnace wire. The thermal insulation layer is fixedly connected to the inner wall of the furnace body cavity (10).

5. The large-diameter automatic opening and closing vertical tube furnace according to claim 1 is characterized in that: A fixing frame (11) is also provided around the back of the fixed furnace (1); the fixing frame (11) is provided with evenly distributed threaded holes and is connected to the furnace frame by bolts to keep it fixed.

6. The large-diameter automatic opening and closing vertical tube furnace according to claim 1 is characterized in that: The fixed furnace (1) and the rotating furnace (2) are hingedly connected via a hinge (3) to form a rotation.

7. The large-diameter automatic opening and closing vertical tube furnace according to claim 1 is characterized in that: A moving wheel (12) is also provided at the bottom of the rotating furnace (2).

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