CN210898227U

CN210898227U - Distribution box with cooling function on gas collecting hood of resistance furnace

Info

Publication number: CN210898227U
Application number: CN201922448183.4U
Authority: CN
Inventors: 何军; 赵阳; 由远洪; 胡东; 刘泽伟
Original assignee: Shihezi Fengtuo Silicon Material Technology Co ltd
Current assignee: Shihezi Fengtuo Silicon Material Technology Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-06-30
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a distribution box with cooling function on a gas collecting hood of a resistance furnace, which comprises a box body and an air supply pipeline, wherein the top of the box body is provided with an air inlet, and the air inlet is provided with the air supply pipeline; the air supply pipeline comprises an air supply main pipeline and a plurality of groups of air supply branch pipelines corresponding to the number of the resistance furnaces, and air valves are respectively arranged at the joints of the air supply branch pipelines and the air supply main pipeline, or the air valves are arranged in the air supply branch pipelines; the end of air supply main pipe extends to the outside of resistance furnace place factory building and is connected with positive pressure fan, the air supply small transfer line sets up in the top that corresponds the resistance furnace, and the end of this air supply small transfer line can dock with the admission line, the end of air supply small transfer line or the end of admission line are equipped with automatic interfacing apparatus, utilize this automatic interfacing apparatus to realize the sealed butt joint of air supply small transfer line and admission line, the problem that each electrical components of block terminal on the current resistance furnace gas collecting channel easily leads to jumping to stop or burn out owing to can't cool down each electrical components has been solved in this application.

Description

Distribution box with cooling function on gas collecting hood of resistance furnace

Technical Field

The utility model relates to a block terminal that has cooling function on resistance furnace gas collecting channel.

Background

Silicon carbide abrasive is an important raw material in the photovoltaic new energy industry, and more flue gas emission exists in each process in the production process, if the discharged flue gas is not timely recycled, the environment is greatly polluted, in order to timely recycle the discharged flue gas, a method commonly adopted at present is to arrange a gas collecting hood above a resistance furnace in a production state, the gas collecting hood can move above a plurality of parallel resistance furnaces and cover on any resistance furnace according to needs, in order to control the gas collecting hood, the operation of the gas collecting hood is controlled in an electromechanical integration mode in the prior art, meanwhile, in order to facilitate wiring and maintenance, a distribution box is arranged on the gas collecting hood, various electrical elements and power supplies for controlling the operation of the gas collecting hood are arranged in the distribution box, and when the silicon carbide abrasive is actually used, the electrical elements in the distribution box can generate a large amount of heat energy after long-time operation, if not timely cooling will lead to electrical components to jump to stop or burn out, and then lead to the unable normal work of gas collecting channel, simultaneously, frequently change or the service cost that electrical components will increase the block terminal is maintained to the maintenance, consequently, in order to solve above-mentioned problem, this application provides a block terminal that has cooling function on resistance furnace gas collecting channel.

Disclosure of Invention

The utility model aims at providing a block terminal that has cooling function on resistance furnace gas collecting channel solves the block terminal on the current resistance furnace gas collecting channel and easily leads to each electrical components problem of jumping to stop or burning out owing to can't cool down to each electrical components.

The utility model provides a distribution box with cooling function on a gas collecting hood of a resistance furnace, which comprises a box body (3) and an air supply pipeline, wherein the top of the box body (3) is provided with an air inlet, and the air inlet is provided with an air inlet pipeline (31); the air supply pipeline comprises an air supply main pipeline (4) and a plurality of groups of air supply branch pipelines (5) corresponding to the number of the resistance furnaces (1), wherein air valves (51) are respectively arranged at the joints of the air supply branch pipelines (5) and the air supply main pipeline (4), or the air valves (51) are respectively arranged in the air supply branch pipelines (5); the end of air supply main pipeline (4) extends to the outside of resistance furnace (1) place factory building and is connected with positive pressure fan (6), at least multiunit air supply branch pipe way (5) set up in the top that corresponds resistance furnace (1), and this multiunit the end of air supply branch pipe way (5) can with set up admission line (31) butt joint on box (3) air inlet, the end of air supply branch pipe way (5) or the end of admission line (31) is equipped with automatic interfacing apparatus (32), utilizes this automatic interfacing apparatus (32) can realize the sealed butt joint of air supply branch pipe way (5) and admission line (31).

As the preferred scheme of this application, the end of admission line (31) is equipped with automatic interfacing apparatus (32), and this automatic interfacing apparatus (32) contain staple bolt frame (311) and set up ventilative flexible cover (312) on staple bolt frame (311), staple bolt frame (311) with ventilative flexible cover (312) have constituted a flexible coupling sleeve, and the end at admission line (31) is fixed to this flexible coupling sleeve's one end, and the other end is connected with automatic push rod (313), just flexible coupling sleeve's diameter slightly is greater than the pipe diameter of air supply branch pipeline (5), automatic push rod (313) remove can promote flexible coupling sleeve extend and with the sealed butt joint of the mouth of pipe of air supply branch pipeline (5).

As a preferable scheme of the application, a filter screen (314) is arranged at the pipe orifice of the tail end of the air inlet pipeline (31), and the filter screen (314) can be used for preventing the foreign dust from entering the box body (3).

As the preferable scheme of the application, a temperature sensor (34) is arranged in the box body (3), the temperature sensor (34) is arranged at the upper position in the box body (3), and whether at least one of the positive pressure fan (6), the automatic push rod (313) and the corresponding air valve (51) is started or stopped is determined according to the real-time temperature value in the box body (3) collected by the temperature sensor (34).

In a preferred embodiment of the present invention, the box body (3) is provided with a ventilation port (33), and the ventilation port (33) is provided with a louver.

Compared with the prior art, the advantage that this block terminal in this application exists contains:

(1) the cooling device can cool each electrical element in time or in real time, and has high cooling speed and high efficiency.

(2) The service life of the electrical appliance element is prolonged, and the use cost is saved.

Drawings

Fig. 1 is a schematic view of a top view structure of the connection between the distribution box and the air supply duct according to an embodiment of the present invention.

Fig. 2 is a schematic left-view structure diagram of fig. 1 according to an embodiment of the present invention.

Fig. 3 is a schematic view of a top view structure of another connection between the distribution box and the air supply duct according to the first embodiment of the present invention.

Fig. 4 is a schematic left-view structure diagram of fig. 3 according to an embodiment of the present invention.

Fig. 5 is a schematic top view of another connection between the distribution box and the air supply duct according to an embodiment of the present invention.

Fig. 6 is a schematic left-view structure diagram of fig. 5 according to an embodiment of the present invention.

Fig. 7 is a schematic structural diagram of the air supply branch pipe and the air inlet pipe provided by the embodiment of the present invention before being butted by the automatic butting device 32.

Fig. 8 is a schematic structural view of the air supply branch pipe and the air inlet pipe that are butted by the automatic butting device 32 according to the first embodiment of the present invention.

Fig. 9 is a schematic structural diagram of a box according to an embodiment of the present invention.

Fig. 10 is a partial enlarged view of a portion a in fig. 9 according to a first embodiment of the present invention.

Fig. 11 is a schematic view of a control structure between devices when a temperature sensor is disposed in the box according to an embodiment of the present invention.

Reference numerals

The device comprises a resistance furnace 1, a gas collecting hood 2, a box body 3, an air inlet pipeline 31, an automatic butt joint device 32, a hoop frame 311, a flexible sleeve 312, an automatic push rod 313, a filter screen 314, a ventilation port 33, a temperature sensor 34, a main air supply pipeline 4, a branch air supply pipeline 5, an air valve 51, a fan 6, a factory building wall 7 and a control terminal 8.

Detailed Description

Example 1:

the embodiment provides a distribution box with a cooling function on a gas collecting hood of a resistance furnace, the distribution box is arranged at the upper part of the gas collecting hood of the resistance furnace and synchronously moves towards the gas collecting hood 2, the distribution box comprises a box body 3 and an air supply pipeline, the box body 3 is provided with an air inlet and a ventilation port 33, the air inlet is arranged at the top of the box body 3, the ventilation port 33 is arranged at the position below one side of the box body 3, a shutter is arranged on the ventilation port 33, and the shutter can be used for ventilating the inside of the box body 3 according to needs, in the embodiment, the air inlet is provided with an air inlet pipeline 31, and one end of the air inlet pipeline 31 is hermetically connected with the; the air supply pipeline comprises an air supply main pipeline 4 and a plurality of groups of air supply branch pipelines 5 corresponding to the number of the resistance furnaces 1, air valves 51 are respectively arranged at the joints of the groups of air supply branch pipelines 5 and the air supply main pipeline 4, or the air valves 51 are arranged in the groups of air supply branch pipelines 5, the air valves 51 are preferably arranged in the air supply branch pipelines 5, and the on-off of the corresponding air supply branch pipelines is controlled by controlling the on-off of any air valve 51; at least multiunit air supply branch pipe 5 sets up in the top that corresponds resistance furnace 1, of course, according to needs or set up the requirement or spatial position is injectd and also can be with air supply branch pipe 5 setting in the top of resistance furnace 1, the preferred air supply branch pipe 5 of this embodiment and main air supply pipeline 4 all set up in the top of resistance furnace 1, multiunit air supply branch pipe 5's end can dock with the admission line 31 that sets up on box 3 air inlet respectively, also when box 3 moves to the top of arbitrary resistance furnace 1 along with gas collecting channel 2, the air supply branch pipe 5 that corresponds with this resistance furnace 1 will be in same horizontal position and realize the butt joint with the admission line 31 on box 3, the end of air supply branch pipe 5 or the end of admission line 31 are equipped with automatic butt joint device 32, utilize this automatic butt joint device 32 can realize the sealed butt joint of air supply branch pipe 5 and admission line 31, the end of main air supply pipeline 4 passes factory building wall 7 and extends to the outside of Positive pressure fan 6 can pass through supply air duct with the outside cold wind of factory building through starting this positive pressure fan 6 and carry to in the box 3, and then cool down each electrical components in the box 3.

In this embodiment, the air supply branch duct 5 and the air intake duct 31 are butted in the vertical direction, and the structure of the air supply duct and the air intake duct corresponding to the butt joint method includes:

structure a: the air supply branch pipeline 5 is of a T-shaped structure, the transverse part of the air supply branch pipeline 5 of the T-shaped structure is connected with the main air supply pipeline 4, the vertical part of the air supply branch pipeline 5 is in butt joint with the air inlet pipeline 31, and the pipeline opening of the air inlet pipeline 31 is vertically upward, as shown in figures 1-2; in this embodiment, the structure requires a short main supply air duct 4.

Structure B: the air supply branch pipe 5 is arranged perpendicular to the air supply main pipe 4, namely the air supply branch pipe 5 is arranged below the air supply main pipe 4, the pipe orifice is vertically downward, and the pipe orifice of the air inlet pipe 31 is vertically upward, which is shown in fig. 3-4; in this embodiment, the main air supply duct 4 required by this structure is long in size.

In this embodiment, the air supply branch duct 5 and the air intake duct 31 are butted against each other in the horizontal direction, and the structure of the air supply duct and the air intake duct corresponding to the butt joint method includes: the air inlet pipeline 31 is in a T-shaped structure, namely the vertical part of the air inlet pipeline 31 of the T-shaped structure is communicated with an air inlet on the box body 3, one end of the horizontal part is used as an air inlet end, and the air supply branch pipeline 5 is horizontally connected with the air supply main pipeline 4, as shown in FIGS. 5-6; in this embodiment, the size of the air supply duct required in this structure is short, and the size of the air intake duct 31 is required to be long.

The above mentioned is the preferable but not limited butt joint structure of the three kinds of air supply branch ducts 5 and the air inlet duct 31 in this embodiment, and when in specific use, a more suitable butt joint structure can be selected or designed according to the plant and the position of the resistance furnace 1.

In the embodiment, when the distribution box is used, the box body 3 of the distribution box moves above the resistance furnace 1 along with the gas collecting hood 2 until the gas collecting hood 2 covers the resistance furnace 1 in a certain operating state, at this time, the air inlet pipeline 31 above the box body 3 and the air supply branch pipeline in the air supply pipeline are positioned at the same level, meanwhile, the air supply branch pipeline 5 corresponding to the resistance furnace 1 in the operating state is positioned right in front of or right above the air inlet pipeline 31, when the temperature in the box body 3 is high (namely, the temperature of each electrical component is high), the automatic push rod 313 in the automatic butt joint device 32 is started to hermetically butt joint the air inlet pipeline 31 and the corresponding air supply branch pipeline 5, meanwhile, the positive pressure fan 6 and the air valve 51 in the air supply branch pipeline 5 positioned right above or right in front of the air inlet pipeline 31 are started, and air with a relatively low temperature outside the factory building is conveyed into the box body 3 through the air supply pipeline by the positive pressure fan, the box body 3 and various electrical elements therein are cooled by the air with lower temperature.

In conclusion, it can be known from analysis that, in the present embodiment, the air with a lower temperature outside the factory building is conveyed into the box 3 through the air supply pipeline by the positive pressure fan 6, so as to cool the box 3 and the electrical components, that is, the cooling is realized by using an air cooling mode, and there is no need to install a refrigeration device in the box 3, because the refrigeration device may have a loss in long-term operation, the refrigeration device cannot be used normally or needs to add components such as a refrigerant, and therefore, the problem of high use cost exists in the use of the refrigeration device, while the air cooling mode adopted in the present embodiment is not only fast in cooling speed and high in efficiency, but also can increase the service life of the electrical components, and therefore, the.

Further, in this embodiment, for convenience of control and cost saving, it is preferable that an automatic docking device 32 is disposed at the end of the air inlet duct 31, the automatic docking device 32 includes two sets of anchor ear frames 311 and an airtight flexible sleeve 312 disposed on the anchor ear frames 311, the two sets of anchor ear frames 311 are disposed at the front and rear ends of the airtight flexible sleeve 312 respectively, and the two sets of anchor ear frames 311 and the airtight flexible sleeve 312 form a flexible connection sleeve, one end of the flexible connection sleeve is fixed at the end of the air inlet duct 31, the other end of the flexible connection sleeve is connected with an automatic push rod 313, the diameter of the flexible connection sleeve is slightly larger than the diameter of the air supply branch duct 5, and the automatic push rod 313 can stretch and push the flexible connection sleeve to stretch or contract so as to realize sealed docking or separation with the mouth of the air supply branch duct 5; in this embodiment, the automatic push rod 313 is an electric push rod, and the flexible sleeve 312 is an airtight high temperature resistant cloth.

Further, in this embodiment, a filter 314 is disposed at the nozzle of the end of the air inlet duct 31, referring to fig. 9-10, and the filter 314 can prevent the dust in the factory or the air supply duct from entering the box 3, thereby affecting the performance and the service life of each electrical component.

Example 2:

compared with the embodiment 1, the difference of the embodiment is that a temperature sensor 34 is arranged in the box 3, the temperature sensor 34 is preferably arranged on the top wall of the inner side of the box 3, the temperature sensor 34 can sense the temperature in the box 3 in real time and transmit the temperature to the control terminal 8, it is determined whether to manually start and stop at least one of the positive pressure fan 6, the automatic push rod 313 and the corresponding air valve 51 by the control terminal 8 or automatically start and stop by the control terminal 8 according to the real-time temperature value in the box 3 collected by the temperature sensor 34, in order to realize automatic control, the temperature sensor 34 is preferably configured to transmit the collected temperature value to the control terminal 8, the control terminal 8 in the embodiment can be a mobile terminal such as a flat plate, and the like, and can also be a controller in a control machine room of the resistance furnace 1.

In the embodiment, when the temperature control device is used, the temperature sensor 34 collects a temperature value in the box body 3 in real time and remotely transmits the temperature value to the control terminal 8, the control terminal 8 compares the temperature value with a preset temperature range in the temperature control device, when the temperature value is higher than the preset temperature range, the automatic push rod 313 is started to realize the sealing butt joint of the air inlet pipeline 31 and the air supply branch pipeline 5, meanwhile, the positive pressure fan 6 and the air valve 51 in the corresponding air supply branch pipeline 5 are started, and then low-temperature air outside a factory building is conveyed into the box body 3 through the air supply pipeline through the positive pressure fan 6 to realize a cooling function; when the collected temperature value is lower than the preset range, only the automatic push rod 313 is started to realize the sealing butt joint of the air inlet pipeline 31 and the air supply branch pipeline 5, or when the temperature reduction treatment is being implemented, the air valve 51 in the positive pressure fan 6 and the corresponding air supply branch pipeline 5 is closed, because the air valve 51 in the positive pressure fan 6 and the corresponding air supply branch pipeline 5 is not opened, the temperature in the box body 3 can be kept in the box body 3 and cannot be discharged outside, so the automatic preheating function of the box body 3 can be realized, of course, the air valve 51 can be independently arranged in the air inlet pipeline 31, and the air valve 51 in the air inlet pipeline 31 is utilized to realize the external discharge or internal retention control of the air in the box body 3.

The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be pointed out that, for the person skilled in the art, without departing from the scope of the present invention, several improvements can be made, which should also be considered as the scope of protection of the present invention, and these will not affect the effectiveness of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application is to be construed in accordance with the substance of the claims and its descriptive matter.

Claims

1. A distribution box with a cooling function on a gas collecting hood of a resistance furnace is characterized by comprising a box body (3) and an air supply pipeline, wherein the top of the box body (3) is provided with an air inlet, and the air inlet is provided with an air inlet pipeline (31); the air supply pipeline comprises an air supply main pipeline (4) and a plurality of groups of air supply branch pipelines (5) corresponding to the number of the resistance furnaces (1), wherein air valves (51) are respectively arranged at the joints of the air supply branch pipelines (5) and the air supply main pipeline (4), or the air valves (51) are respectively arranged in the air supply branch pipelines (5); the end of air supply main pipeline (4) extends to the outside of resistance furnace (1) place factory building and is connected with positive pressure fan (6), at least multiunit air supply branch pipe way (5) set up in the top that corresponds resistance furnace (1), and this multiunit the end of air supply branch pipe way (5) can with set up admission line (31) butt joint on box (3) air inlet, the end of air supply branch pipe way (5) or the end of admission line (31) is equipped with automatic interfacing apparatus (32), utilizes this automatic interfacing apparatus (32) can realize the sealed butt joint of air supply branch pipe way (5) and admission line (31).

2. The distribution box with the function of cooling and temperature reduction on the gas collecting hood of the electric resistance furnace according to claim 1, wherein the end of the air inlet duct (31) is provided with an automatic docking device (32), the automatic docking device (32) comprises an anchor ear frame (311) and an air-tight flexible sleeve (312) arranged on the anchor ear frame (311), the anchor ear frame (311) and the air-tight flexible sleeve (312) form a flexible connection sleeve, one end of the flexible connection sleeve is fixed at the end of the air inlet duct (31), the other end of the flexible connection sleeve is connected with an automatic push rod (313), the diameter of the flexible connection sleeve is slightly larger than the diameter of the air supply branch duct (5), and the automatic push rod (313) moves to push the flexible connection sleeve to extend and be in sealing and docking with the mouth of the air supply branch duct (5).

3. The distribution box with the function of temperature reduction and cooling on the gas-collecting hood of the resistance furnace as claimed in claim 1 or 2, characterized in that a filter screen (314) is arranged at the nozzle of the tail end of the gas-inlet duct (31), and the filter screen (314) can be used for preventing the dust from entering the box body (3).

4. The distribution box with the function of cooling and temperature reduction on the gas collecting hood of the resistance furnace according to claim 1 or 2, characterized in that a temperature sensor (34) is arranged in the box body (3), the temperature sensor (34) is arranged at an upper position in the box body (3), and whether at least one of the positive pressure fan (6), the automatic push rod (313) and the corresponding air valve (51) is started or stopped is determined according to a real-time temperature value in the box body (3) collected by the temperature sensor (34).

5. The distribution box with the function of cooling and temperature reduction on the gas collecting hood of the resistance furnace according to claim 3, wherein a temperature sensor (34) is arranged in the box body (3), the temperature sensor (34) is arranged at an upper position in the box body (3), and whether to start or stop at least one of the positive pressure fan (6), the automatic push rod (313) and the corresponding air valve (51) is determined according to a real-time temperature value in the box body (3) acquired by the temperature sensor (34).

6. The distribution box with the function of temperature reduction and cooling on the gas collecting hood of the resistance furnace according to the claim 1 or 2, characterized in that the box body (3) is provided with a ventilation opening (33), and the ventilation opening (33) is provided with a shutter.

7. The gas-collecting hood of electric resistance furnace with cooling function of claim 3, wherein said box body (3) is provided with a ventilation opening (33), and said ventilation opening (33) is provided with a shutter.

8. The gas-collecting hood of electric resistance furnace with cooling function of claim 4, wherein said box body (3) is provided with a ventilation opening (33), and said ventilation opening (33) is provided with a shutter.

9. The gas-collecting hood of electric resistance furnace with cooling function of claim 5, wherein said box body (3) is provided with a ventilation opening (33), and said ventilation opening (33) is provided with a shutter.