Glass furnace peephole device

Abstract

The utility model relates to the technical field of furnaces, and discloses a glass furnace peephole device which comprises a furnace wall, a rotating groove is formed in the furnace wall, a rotatable rotating ball is arranged in the rotating groove, through holes which are through left and right are formed in the rotating ball, and a fixing pipe is inserted between the through holes in the rotating ball in a penetrating mode. The left end of the fixing pipe is the exterior of the furnace wall, the right end of the fixing pipe is the interior of the furnace wall, a telescopic pipe is movably inserted into the fixing pipe, sliding grooves are formed in the top and the bottom of the inner wall of the fixing pipe, sliding blocks are fixedly installed at the top and the bottom of the outer wall of the telescopic pipe, and the two sliding blocks are installed in the corresponding sliding grooves in a sliding mode respectively. According to the utility model, the lens cone for observing the inside of the furnace kiln can be protected, and the viewing angle of the lens cone can be freely adjusted by shaking the telescopic tube, so that the viewing field range for observing the inside of the furnace kiln can be expanded.

Description

Technical Field

[0001] The utility model belongs to the technical field of furnaces and kilns, in particular to a peephole device for a glass furnace and kiln. Background Art

[0002] A furnace is a type of kiln. According to the heat source, it can be divided into a flame furnace and an electric furnace. According to the condition of the heat source facing the blank, it can be divided into an open flame furnace, a muffle furnace and a semi-muffle furnace. A glass furnace is a furnace for heating and melting glass. During the normal production process of the furnace, in order to observe and understand the situation inside the furnace, a peeping device is set on the side wall of the furnace body. The situation inside the furnace can be observed through the peeping device. However, after the common peeping device is installed, its observation angle is fixed, which will lead to limitations in its field of view of the furnace. It is impossible to observe the field of view at different positions in the furnace through one peeping device. For this reason, the present application proposes a glass furnace peephole device. Utility Model Content

[0003] In order to solve the problems raised in the above-mentioned background technology, the utility model provides the following technical solutions: a peephole device for a glass furnace, comprising a furnace wall, a rotating groove is provided on the furnace wall, a rotatable rotating ball is arranged in the rotating groove, a through opening is provided inside the rotating ball, and a fixed tube is inserted through the through openings in the rotating ball, the left end of the fixed tube is the outside of the furnace wall, and the right end of the fixed tube is the inside of the furnace wall, a telescopic tube is movably inserted in the fixed tube, sliding grooves are provided at the top and bottom of the inner wall of the fixed tube, and sliders are fixedly installed at the top and bottom of the outer wall of the telescopic tube, and the two sliders are respectively slidably installed in the corresponding sliding grooves, a lens barrel is inserted in the fixed tube, a lens is fixedly installed at the left end of the lens barrel, and a flip cover is provided at the right end of the fixed tube.

[0004] Preferably, a fixing piece is fixedly installed on the top of the right end of the fixed tube, and a connecting piece rotatably plugged on the fixing piece is fixedly installed on the top of the cover, and the diameter of the cover is the same as the diameter of the outer wall of the fixed tube.

[0005] Preferably, a first groove is provided below the opening at the right end of the fixed tube, a first magnet is fixedly installed in the first groove, a second groove corresponding to the position of the first groove is provided at the bottom of the left side of the cover, and a second magnet is fixedly installed in the second groove.

[0006] Preferably, a positioning block is fixedly installed on the top of the left end of the fixed tube.

[0007] Preferably, the outer wall of the left end of the lens barrel is provided with a thread, and the left end of the lens barrel can be threadedly connected to the inner wall of the telescopic tube. When the lens is in contact with the telescopic tube, the right end of the lens barrel is flush with the right end of the telescopic tube. When the two sliders on the telescopic tube are located at the leftmost ends of the corresponding slide grooves, the right end of the telescopic tube is flush with the right end of the fixed tube.

[0008] Preferably, the diameter of the rotating ball matches the diameter of the rotating groove, and the left and right sides of the rotating ball are both located outside the rotating groove.

[0009] Compared with the prior art, the beneficial effects of the utility model are:

[0010] The flip cover at the right end of the fixed tube can protect the lens barrel for observing the furnace, and by shaking the telescopic tube, it can drive the fixed tube and the rotating ball to rotate in the rotating groove on the furnace wall, so that the viewing angle of the lens barrel can be freely adjusted, thereby expanding the field of view of the interior of the furnace. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0012] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0013] Figure 2 It is a schematic diagram of a partial cross-sectional structure of the utility model;

[0014] Figure 3 It is a schematic diagram of the cross-sectional structure of the furnace wall of the utility model;

[0015] Figure 4 This is a schematic structural diagram of the side surface of the rotating ball of the utility model;

[0016] Figure 5 It is a schematic diagram of the cross-sectional structure of the fixed pipe of the utility model;

[0017] Figure 6 It is a structural schematic diagram of the lens barrel and lens of the utility model;

[0018] Figure 7 It is an enlarged structural schematic diagram of A of the utility model;

[0019] Figure 8 It is an enlarged structural schematic diagram of B of the utility model;

[0020] In the figure: 1, furnace wall; 2, rotating groove; 3, rotating ball; 4, through port; 5, fixed tube; 6, positioning block; 7, telescopic tube; 8, slider; 9, slide groove; 10, lens barrel; 11, lens; 12, cover; 13, fixing piece; 14, connecting piece; 15, first magnet; 16, second magnet. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0022] Depend on Figure 1-8 The utility model comprises a furnace wall 1, a rotating groove 2 is provided on the furnace wall 1, a rotatable rotating ball 3 is arranged in the rotating groove 2, a through opening 4 which passes through left and right is provided inside the rotating ball 3, and a fixed tube 5 is inserted through the through opening 4 in the rotating ball 3, the left end of the fixed tube 5 is the outside of the furnace wall 1, the right end of the fixed tube 5 is the inside of the furnace wall 1, a telescopic tube 7 is movably inserted in the fixed tube 5, sliding grooves 9 are provided at the top and bottom of the inner wall of the fixed tube 5, sliders 8 are fixedly installed at the top and bottom of the outer wall of the telescopic tube 7, and the two sliders 8 are slidably installed in the corresponding sliding grooves 9 respectively, a lens barrel 10 is inserted in the fixed tube 5, a lens 11 is fixedly installed at the left end of the lens barrel 10, and a reversible cover 12 is provided at the right end of the fixed tube 5.

[0023] At the same time, a fixing piece 13 is fixedly installed on the top of the right end of the fixing tube 5 , and a connecting piece 14 rotatably plugged on the fixing piece 13 is fixedly installed on the top of the cover 12 . The diameter of the cover 12 is the same as the diameter of the outer wall of the fixing tube 5 .

[0024] In addition, a first groove is provided below the opening at the right end of the fixed tube 5, in which a first magnet 15 is fixedly installed; a second groove corresponding to the position of the first groove is provided at the bottom of the left side of the cover 12, in which a second magnet 16 is fixedly installed; the cover 12 can be closed on the right end of the fixed tube 5 through the mutual magnetic attraction between the first magnet 15 and the second magnet 16, so that the cover 12 can protect the lens barrel 10 in the fixed tube 5.

[0025] In addition, a positioning block 6 is fixedly installed on the top of the left end of the fixed tube 5. When the positioning block 6 is located at the top of the right end of the fixed tube 5, the first magnet 15 at the right end of the fixed tube 5 is located below its right end, which can correct the position of the cover 12 at the right end of the fixed tube 5.

[0026] When the lens 11 is in contact with the telescopic tube 7, the right end of the lens barrel 10 is flush with the right end of the telescopic tube 7. When the two sliders 8 on the telescopic tube 7 are located at the leftmost end of the corresponding slide groove 9, the right end of the telescopic tube 7 is flush with the right end of the fixed tube 5, so that the lens barrel 10 can be fixed in the telescopic tube 7. When cleaning the lens on the lens barrel 10 and the lens 11, the lens barrel 10 can be taken out of the telescopic tube 7 by twisting it. When the telescopic tube 7 is pushed to the right, the slider 8 on the outer wall of the telescopic tube 7 will slide to the right in the slide groove 9. At this time, the right end of the telescopic tube 7 will push the cover 12, so that the connector 14 at the top of the cover 12 rotates around the fixing member 13 at the top of the right end of the fixed tube 5, so that the cover 12 at one end of the fixed tube 5 can be opened, so that the lens barrel 10 in the telescopic tube 7 can observe the situation in the kiln.

[0027] In addition, the diameter of the rotating ball 3 is matched with the diameter of the rotating groove 2, and the left and right sides of the rotating ball 3 are both located outside the rotating groove 2, so that the rotating ball 3 cannot escape from the rotating groove 2 when rotating in the rotating groove 2.

[0028] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0029] 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 peephole device for a glass furnace, comprising a furnace wall (1), characterized in that: The furnace wall (1) is provided with a rotating groove (2), a rotatable rotating ball (3) is arranged in the rotating groove (2), a through opening (4) which passes through the rotating ball (3) is arranged inside the rotating ball (3), and a fixed tube (5) is inserted and connected between the through openings (4) in the rotating ball (3), the left end of the fixed tube (5) is outside the furnace wall (1), and the right end of the fixed tube (5) is inside the furnace wall (1), a telescopic tube (7) is movably inserted in the fixed tube (5), a sliding groove (9) is arranged at the top and bottom of the inner wall of the fixed tube (5), a sliding block (8) is fixedly installed at the top and bottom of the outer wall of the telescopic tube (7), and the two sliding blocks (8) are respectively slidably installed in the corresponding sliding grooves (9), a lens barrel (10) is inserted in the fixed tube (5), a lens (11) is fixedly installed at the left end of the lens barrel (10), and a flip cover (12) is arranged at the right end of the fixed tube (5).

2. A glass furnace peephole device according to claim 1, characterized in that: A fixing piece (13) is fixedly installed on the top of the right end of the fixing tube (5), and a connecting piece (14) rotatably plugged on the fixing piece (13) is fixedly installed on the top of the sealing cover (12). The diameter of the sealing cover (12) is the same as the diameter of the outer wall of the fixing tube (5).

3. A glass furnace peephole device according to claim 1, characterized in that: A first groove is provided below the opening at the right end of the fixing tube (5), and a first magnet (15) is fixedly installed in the first groove. A second groove corresponding to the position of the first groove is provided at the bottom of the left side of the sealing cover (12), and a second magnet (16) is fixedly installed in the second groove.

4. A glass furnace peephole device according to claim 1, characterized in that: A positioning block (6) is fixedly mounted on the top of the left end of the fixed tube (5).

5. A glass furnace peephole device according to claim 1, characterized in that: The outer wall of the left end of the lens barrel (10) is provided with a thread, and the left end of the lens barrel (10) can be threadedly connected with the inner wall of the telescopic tube (7); when the lens (11) is in contact with the telescopic tube (7), the right end of the lens barrel (10) is flush with the right end of the telescopic tube (7); when the two sliding blocks (8) on the telescopic tube (7) are located at the leftmost ends of the corresponding sliding grooves (9), the right end of the telescopic tube (7) is flush with the right end of the fixed tube (5).

6. A glass furnace peephole device according to claim 1, characterized in that: The diameter of the rotating ball (3) is matched to the diameter of the rotating groove (2), and the left and right sides of the rotating ball (3) are both located outside the rotating groove (2).

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