High-temperature power supply lead-in device

Abstract

The utility model relates to a high-temperature power supply lead-in device, in particular to the technical field of power supply lead-in devices, and effectively solves the problem that in a float glass production line and a tin bath heating section, the temperature range in a tin bath is about 11070-700 DEG C, so that heat at the bottom of the tin bath cannot rise and be dissipated to the upper part of the tin bath. According to the technical scheme, the high-temperature power supply lead-in device comprises a junction box assembly, a sealing pipe assembly and an aluminum mother rod; the junction box assembly comprises a front metal plate, a rear metal plate, a side plate and a cover plate, a detachable cover top sealing plate is connected to the middle of the lower surface of the junction box assembly, and the outer surface of the aluminum mother rod is sleeved with the sealing pipe assembly; the sealing pipe assembly comprises a sealing pipe, an upper porcelain piece, a lower porcelain piece and a bottom ring, the top end of the aluminum mother rod is detachably connected with an upper wiring board, the bottom end of the aluminum mother rod is detachably connected with a lower wiring board, and the inner wall of the front metal plate is sleeved with a silicon rubber ring.

Description

Technical Field

[0001] The utility model relates to the technical field of power supply introduction devices, in particular to a high-temperature power supply introduction device. Background Art

[0002] It is mainly used in float glass production lines, tin bath heating section, the temperature range inside the tin bath is about 11070℃~700℃. In order to prevent the heat at the bottom from rising and dissipating to the upper part of the tin bath, nitrogen needs to be introduced into the upper part. The temperature in the upper part of the tin bath is normally maintained at 150℃~250℃, and the extreme temperature can reach 350℃. Therefore, this requires the power supply introduction device installed on the top of the tin bath to have good sealing, temperature resistance, high temperature insulation, aging resistance and long life.

[0003] In view of the above, we provide a high-temperature power supply introduction device to solve the above problems. Utility Model Content

[0004] In view of the above situation, the utility model provides a high-temperature power supply introduction device, which has good sealing, temperature resistance, high-temperature insulation, aging resistance and long life when in use.

[0005] A high-temperature power supply introduction device, comprising a junction box assembly, a sealing tube assembly and an aluminum mother rod;

[0006] The junction box assembly comprises a front sheet metal plate, a rear sheet metal plate, a side plate and a cover plate, a detachable cover top sealing plate is connected to the middle of the lower surface of the junction box assembly, and a sealing tube assembly is sleeved on the outer surface of the aluminum mother rod;

[0007] The sealing tube assembly comprises a sealing tube, an upper porcelain piece, a lower porcelain piece and a bottom ring.

[0008] Preferably, the top end of the aluminum mother bar is detachably connected to an upper terminal plate, the bottom end of the aluminum mother bar is detachably connected to a lower terminal plate, the inner wall of the front sheet metal plate is sleeved with a silicone rubber ring, and positioning plates are fixedly installed on one side of the front sheet metal plate and the rear sheet metal plate.

[0009] Preferably, the number of the side panels is two, the two side panels are symmetrically arranged with the vertical midline of the front sheet metal plate as the symmetry axis, and the side panels are detachably connected to the front sheet metal plate and the rear sheet metal plate via positioning pieces.

[0010] Preferably, the cover plate is detachably connected to the upper surfaces of the front sheet metal plate, the rear sheet metal plate and the side plates, and the top and bottom of the outer surface of the aluminum mother bar are provided with fastening bolts adapted to the upper wiring board and the lower wiring board.

[0011] Preferably, the fastening bolt passes through the top thread of the outer surface of the aluminum mother bar and is arranged on the inner wall of the upper terminal plate, and the fastening bolt passes through the bottom thread of the outer surface of the aluminum mother bar and is arranged on the inner wall of the lower terminal plate.

[0012] Preferably, the upper porcelain piece is detachably connected to the top end of the sealing tube, and the inner wall of the upper porcelain piece is pressed against the outer surface of the aluminum mother rod, the lower porcelain piece is detachably connected to the bottom end of the sealing tube, the bottom ring is fixedly installed on the lower surface of the sealing tube, and the inner wall of the aluminum mother rod is inserted with a cotter pin.

[0013] The above technical solution has the following beneficial effects:

[0014] In order to ensure that the power supply at the top of the tin bath has good sealing, temperature resistance, high-temperature insulation, aging resistance and long life when it is introduced, the sealing tube sleeve can be installed on the top of the outer surface of the aluminum mother rod, and the upper porcelain part and the lower porcelain part are respectively installed at the top and bottom of the sealing tube, which improves the insulation effect of the aluminum mother rod at high temperature. The cover top sealing plate is installed in the middle of the lower surface of the junction box assembly, and can have good sealing after the power supply inside the junction box assembly is introduced, preventing life decay and aging after the power supply is introduced. Therefore, the device has good sealing, temperature resistance, high-temperature insulation, aging resistance and long life when in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the junction box assembly of the utility model;

[0017] Figure 3 This is a schematic diagram of the cross-sectional structure of the sealing tube assembly of the utility model;

[0018] Figure 4 This is a side view of the structure of the utility model;

[0019] Figure 5 This is a schematic diagram of the front view structure of the utility model;

[0020] Figure 6 This is a schematic diagram of the cover structure of the utility model.

[0021] In the figure: 1. Junction box assembly; 101. Front sheet metal plate; 102. Rear sheet metal plate; 103. Side plate; 104. Cover plate; 2. Sealing tube assembly; 201. Sealing tube; 203. Lower porcelain piece; 204. Bottom ring; 3. Aluminum mother bar; 4. Upper terminal board; 5. Lower terminal board; 6. Silicon rubber ring; 7. Positioning piece; 8. Cover top sealing plate; 9. Split pin. DETAILED DESCRIPTION

[0022] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0023] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first" and "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more features. In the description of the present utility model, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0024] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, an electrical connection, or mutual communication; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0025] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0026] The present application proposes a high-temperature power supply introduction device, specifically:

[0027] Available from Figure 1 It can be clearly seen that the high-temperature power supply introduction device includes a junction box assembly 1, a sealing tube assembly 2 and an aluminum mother bar 3. The junction box assembly 1 includes a front sheet metal plate 101, a rear sheet metal plate 102, a side plate 103 and a cover plate 104. A removable cover top sealing plate 8 is connected to the middle of the lower surface of the junction box assembly 1. The sealing tube assembly 2 is sleeved on the outer surface of the aluminum mother bar 3. The sealing tube assembly 2 includes a sealing tube 201, an upper porcelain piece, a lower porcelain piece 203 and a bottom ring 204. The bottom ring 204 plays a sealing role to prevent external dust from entering the interior;

[0028] See also Figure 2 and Figure 4 The top of the aluminum mother bar 3 is detachably connected to the upper terminal board 4, and the bottom of the aluminum mother bar 3 is detachably connected to the lower terminal board 5. The inner wall of the front sheet metal plate 101 is sleeved with a silicone rubber ring 6. A positioning piece 7 is fixedly installed on one side of the front sheet metal plate 101 and the rear sheet metal plate 102. The silicone rubber ring 6 also has a good insulation protection effect and improves the insulation capacity;

[0029] refer to Figure 1 There are two side panels 103, and the two side panels 103 are symmetrically arranged with the vertical midline of the front sheet metal plate 101 as the symmetry axis. The side panels 103 are detachably connected to the front sheet metal plate 101 and the rear sheet metal plate 102 through the positioning piece 7. The side panels 103 are installed through the positioning piece 7, which has good installation convenience and improves the installation efficiency;

[0030] refer to Figure 3 and Figure 5 The cover plate 104 is detachably connected to the upper surfaces of the front sheet metal plate 101, the rear sheet metal plate 102 and the side plate 103. The top and bottom of the outer surface of the aluminum mother bar 3 are provided with fastening bolts adapted to the upper terminal board 4 and the lower terminal board 5. The front sheet metal plate 101, the rear sheet metal plate 102, the side plate 103 and the cover plate 104 are closed and installed to form a junction box assembly 1. After the power supply inside the junction box assembly 1 is introduced, it can have good sealing performance to prevent the life attenuation and aging after the power supply is introduced;

[0031] refer to Figure 3 , Figure 4 and Figure 2 The top thread of the fastening bolt passes through the outer surface of the aluminum mother bar 3 and is penetrated into the inner wall of the upper terminal board 4. The bottom thread of the fastening bolt passes through the outer surface of the aluminum mother bar 3 and is penetrated into the inner wall of the lower terminal board 5. The use of the fastening nut can make the upper terminal board 4 and the lower terminal board 5 more fastened after installation, improve the fixing effect, and it is not easy for the power line to fall off after installation;

[0032] See also Figure 3The upper porcelain piece is detachably connected to the top end of the sealing tube 201, and the inner wall of the upper porcelain piece is pressed against the outer surface of the aluminum mother rod 3. The lower porcelain piece 203 is detachably connected to the bottom end of the sealing tube 201. The bottom ring 204 is fixedly installed on the lower surface of the sealing tube 201. The inner wall of the aluminum mother rod 3 is plugged with a cotter pin 9. The cotter pin 9 can, on the one hand, limit and fix the aluminum mother rod 3, and on the other hand, improve the installation efficiency of the construction personnel, making it more convenient and quick for the construction personnel to install. The upper porcelain piece and the lower porcelain piece 203 are respectively installed at the top and bottom ends of the sealing tube 201, and have good high-temperature insulation effect.

[0033] The electrical components mentioned in this article are all connected to an external main controller and 220V mains electricity, and the main controller can be a conventional known device for controlling a computer or the like.

[0034] The specific steps for using this application are as follows:

[0035] 1. First, the front sheet metal plate 101 , the rear sheet metal plate 102 , the side plate 103 and the cover plate 104 are closed and installed, and the cover top sealing plate 8 is installed in the middle of the lower surface of the junction box assembly 1 .

[0036] 2. Secondly, the sealing tube 201 is installed on the inner wall of the cover top sealing plate 8, and the aluminum mother rod 3 is inserted into the inner wall of the sealing tube 201, and then the upper terminal board 4 and the lower terminal board 5 are installed on the top and bottom ends of the aluminum mother rod 3 respectively.

[0037] 3. Then, after the sealing tube 201 is installed, the upper porcelain piece and the lower porcelain piece 203 are installed at the top and bottom of the sealing tube 201 respectively, which has a good high-temperature insulation effect.

[0038] 4. Finally, install the power supply that needs to be wired in the area where the upper wiring board 4 and the lower wiring board 5 need to be installed.

[0039] The above description is only for illustrating the present invention, and it should be understood that the present invention is not limited to the above embodiments, and various variations that conform to the concept of the present invention are within the protection scope of the present invention.

Claims

1. A high temperature power supply introduction device, characterized in that: The high-temperature power supply introduction device comprises a junction box assembly (1), a sealing tube assembly (2) and an aluminum mother rod (3); The junction box assembly (1) comprises a front sheet metal plate (101), a rear sheet metal plate (102), a side plate (103) and a cover plate (104); a detachable cover top sealing plate (8) is connected to the middle of the lower surface of the junction box assembly (1); and the sealing tube assembly (2) is sleeved on the outer surface of the aluminum mother rod (3); The sealing tube assembly (2) comprises a sealing tube (201), an upper ceramic component, a lower ceramic component (203) and a bottom ring (204); The top end of the aluminum mother bar (3) is detachably connected to an upper wiring board (4), the bottom end of the aluminum mother bar (3) is detachably connected to a lower wiring board (5), the inner wall of the front sheet metal plate (101) is sleeved with a silicone rubber ring (6), and one side of the front sheet metal plate (101) and the rear sheet metal plate (102) are both fixedly mounted with positioning pieces (7); The number of the side panels (103) is two, and the two side panels (103) are symmetrically arranged with the vertical midline of the front sheet metal plate (101) as the symmetry axis, and the side panels (103) are detachably connected to the front sheet metal plate (101) and the rear sheet metal plate (102) via positioning pieces (7); The cover plate (104) is detachably connected to the upper surfaces of the front sheet metal plate (101), the rear sheet metal plate (102) and the side plate (103); the top and bottom of the outer surface of the aluminum mother bar (3) are both provided with fastening bolts that are compatible with the upper wiring board (4) and the lower wiring board (5); The top thread of the fastening bolt passes through the outer surface of the aluminum mother bar (3) and is arranged on the inner wall of the upper terminal plate (4), and the bottom thread of the fastening bolt passes through the outer surface of the aluminum mother bar (3) and is arranged on the inner wall of the lower terminal plate (5); The upper porcelain piece is detachably connected to the top end of the sealing tube (201), and the inner wall of the upper porcelain piece is pressed against the outer surface of the aluminum mother rod (3). The lower porcelain piece (203) is detachably connected to the bottom end of the sealing tube (201), and the bottom ring (204) is fixedly installed on the lower surface of the sealing tube (201). The inner wall of the aluminum mother rod (3) is inserted with a cotter pin (9).

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