CN217877134U - Gas inlet system for atmosphere sintering furnace and atmosphere sintering furnace - Google Patents
Gas inlet system for atmosphere sintering furnace and atmosphere sintering furnace Download PDFInfo
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- CN217877134U CN217877134U CN202221692154.8U CN202221692154U CN217877134U CN 217877134 U CN217877134 U CN 217877134U CN 202221692154 U CN202221692154 U CN 202221692154U CN 217877134 U CN217877134 U CN 217877134U
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Abstract
The utility model discloses an air intake system and atmosphere fritting furnace for atmosphere fritting furnace, air intake system includes the gas supply frame, install the first air supply line that is used for providing the shielding gas on the gas supply frame, a second air supply line for providing another kind of shielding gas, first air supply line includes first outlet duct, the second air supply line includes the second outlet duct, air intake system is still including connecting communicating pipe between first outlet duct and second outlet duct, locate the first valve on communicating pipe, will provide shielding gas's first outlet duct and second outlet duct, connect through the connecting pipe, when the gas supply in one of them outlet duct breaks down, can follow and introduce shielding gas in another protective gas's the outlet duct, when can effectively guaranteeing the air feed trouble, in time use the connecting pipe to carry out the air feed, guarantee atmosphere stability in the atmosphere fritting furnace, avoid influencing normal production or the potential safety hazard etc. that bring.
Description
Technical Field
The utility model relates to an air intake system and atmosphere fritting furnace for atmosphere fritting furnace.
Background
Whether the product can be successfully fired is influenced by the factors of raw materials, temperature rise and drop rate, heat preservation time and the like, and the firing atmosphere in the furnace is also an important factor. The air inlet system of the atmosphere sintering furnace not only needs to control the furnace atmosphere of the whole equipment, but also needs to rapidly switch standby pipelines when the air inlet of the equipment breaks down, so as to ensure the stable operation of the equipment.
The common control mode of the air inlet system of the atmosphere sintering furnace is that a stop valve controls one path of inlet air, and a spare air path is not arranged because the pipeline structure is simpler. However, as the service life of the equipment is prolonged, the reliability of mechanical control of the pipeline is reduced, and meanwhile, with different service conditions, more unpredictable problems can occur in air inlet control of the equipment, air inlet faults are serious or even caused, the equipment is damaged, and even potential safety hazards can be caused.
Disclosure of Invention
The utility model aims at providing an air intake system for atmosphere fritting furnace.
In order to achieve the purpose, the utility model adopts the technical proposal that: the utility model provides an air intake system for atmosphere fritting furnace, its include the gas supply frame, install in be used for providing the first air supply line of cover gas on the gas supply frame, be used for providing the second air supply line of another kind of cover gas, first air supply line includes first outlet duct, and the second air supply line includes the second outlet duct, air intake system still including connect in communicating pipe between first outlet duct and the second outlet duct, locate communicating last first valve, when first air supply line or second air supply line trouble, first valve switch-on, second air supply line is to first outlet duct air feed, or first air supply line is to second air supply outlet duct.
Preferably, the communicating pipe and the end part communicated with the first air outlet pipe and the second air outlet pipe are respectively provided with a first valve, and the air inlet system further comprises a negative pressure fan for pumping out the gas in the communicating pipe.
Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages: the first outlet duct and the second outlet duct which are used for providing the protective gas are connected through the connecting pipe, when the gas supply in one of the outlet ducts breaks down, the protective gas can be introduced into the other outlet duct which is used for providing the protective gas, when the gas supply fault can be effectively guaranteed, the connecting pipe is used for supplying gas in time, the atmosphere in the atmosphere sintering furnace is guaranteed to be stable, and the influence on normal production or potential safety hazards and the like caused by the influence can be avoided.
The utility model also provides an atmosphere fritting furnace, it include the furnace body portion, be used for to the furnace body portion provides gaseous air intake system, air intake system is above-mentioned arbitrary air intake system, the furnace body portion includes the air chamber structure, the air chamber structure includes the casing, be equipped with a plurality of first air inlets on the casing, first outlet duct with first air inlet is linked together.
Preferably, the furnace body part comprises a frame, a box chamber mounted on the frame, and a gate assembly connected between the box chamber and the shell for communicating or separating the box chamber and the shell.
Preferably, a second air inlet is formed in the box chamber, and the second air outlet pipe is communicated with the second air inlet.
Preferably, the gate assembly includes a lower frame body connected between the box chamber and the casing and provided with a sliding groove on the upper end surface, an upper frame body fixed on the lower frame body and located around the sliding groove, the upper frame body is run through from top to bottom, the gate assembly further includes a gate plate connected to the upper frame body in a vertical sliding manner, an oil cylinder installed on the upper frame body, and a gate plate connected to the upper frame body in a vertical sliding manner, and a piston rod of the oil cylinder is connected to the gate plate.
Preferably, the periphery of the upper end part of the upper frame body is provided with a lower flange, the periphery of the lower end part of the cylinder body of the oil cylinder is provided with an upper flange matched with the lower flange, and the cylinder body is fixedly arranged on the upper frame body through the upper flange and the lower flange which are fixedly connected.
Preferably, a third air inlet is formed in the side face of the upper frame body below the lower flange, the second air supply pipeline further comprises a third air outlet pipe, and the third air inlet is communicated with the third air outlet pipe.
Preferably, the guide rail is arranged on the inner side wall of the upper frame body, a guide groove extending up and down is formed in the guide rail, and the flashboard is arranged in the guide groove.
Preferably, the flashboard comprises an upper end connecting plate hinged with the piston rod and a lower end connecting plate connected to the upper end connecting plate, waist-shaped holes penetrating in the horizontal direction are formed in two sides of the upper end connecting plate, circle center connecting lines at two ends of each waist-shaped hole are inclined, sliding shafts are fixedly connected to two sides of the upper end portion of the lower end connecting plate, and the sliding shafts penetrate through the waist-shaped holes.
Because of the application of the technical scheme, compared with the prior art, the utility model has the advantages of it is following: the first gas outlet pipe and the second gas outlet pipe which provide protective gas are connected through the connecting pipe, when the gas supply in one gas outlet pipe fails, the protective gas can be introduced from the other gas outlet pipe which provides the protective gas, so that the gas supply failure can be effectively guaranteed, the connecting pipe can be used for supplying gas in time, the stability of the atmosphere in the atmosphere sintering furnace is guaranteed, and the influence on normal production or potential safety hazards and the like caused by the influence can be avoided; utilize the gate subassembly to divide into two sets of cavitys with cabinet room and casing, can provide the protective gas of different grade type according to the technology demand.
Drawings
FIG. 1 is a schematic structural view of a furnace body according to a first embodiment.
FIG. 2 is a schematic structural diagram of an air intake system in the first embodiment.
Fig. 3 is a schematic structural view of an intake system in the second embodiment.
Detailed Description
The invention will be further described with reference to examples of embodiments shown in the drawings.
Example one
See fig. 1 and 2 for a detailed description. The atmosphere sintering furnace includes a furnace body 1, and an intake system 2 for supplying gas to the furnace body 1.
The furnace body part 1 comprises an air chamber structure 11, the air chamber structure 11 comprises a shell 111, a plurality of first air inlets 112 are arranged on the shell 111, and a first air outlet pipe 221 is communicated with the first air inlets 112. The furnace body portion 1 includes a frame 12, a cabinet 13 mounted on the frame 12, and a shutter assembly 14 connected between the cabinet 13 and the housing 111 for communicating or separating the two. The box chamber 13 is provided with a second air inlet 131, and a second air outlet 231 is communicated with the second air inlet 131. The gate unit 14 includes a lower frame 141 connected between the tank chamber 13 and the housing 111 and having a slide groove formed in an upper end surface thereof, an upper frame 142 fixed to the lower frame 141 and positioned around the slide groove, the upper frame 142 vertically penetrating the upper frame 142, a gate plate 143 slidably connected to the upper frame 142 in a vertical direction, an oil cylinder 144 attached to the upper frame 142, and the gate plate 143 slidably connected to the upper frame 142 in a vertical direction, and a piston rod of the oil cylinder 144 is connected to the gate plate 143. The upper frame 142 has a lower flange 1421 on the outer periphery of the upper end portion thereof, the cylinder 1442 of the oil cylinder 144 has an upper flange 1441 on the outer periphery of the lower end portion thereof, the upper flange 1421 being matched with the lower flange, and the cylinder 1442 is fixedly mounted on the upper frame 142 by the upper flange 1441 and the lower flange 1421 being fixedly connected to each other. A third air inlet 1422 is disposed on the side surface of the upper frame 142 below the lower flange 1421, the second air supply pipe 23 further includes a third air outlet pipe 232 connected to the second air outlet pipe 231, and the third air inlet 1422 is communicated with the third air outlet pipe 232. The guide rail 145 is provided on the inner side wall of the upper frame 142, the guide rail 145 is formed with a guide groove 1451 extending vertically, and the shutter 143 is provided in the guide groove 1451. The gate plate 143 includes an upper end connecting plate 1431 hinged to the piston rod 1443 and a lower end connecting plate 1432 connected to the upper end connecting plate 1431, a horizontal through waist-shaped hole 14311 is provided on both sides of the upper end connecting plate 1431, a circle center connecting line of both ends of the waist-shaped hole 14311 is inclined, a sliding shaft 1433 is fixedly connected to both sides of the upper end of the lower end connecting plate 1432, and the sliding shaft 1433 is inserted into the waist-shaped hole 14311.
The first gas outlet pipe 221 and the second gas outlet pipe 231 which are used for providing the protective gas are connected through the connecting pipes, when the gas supply in one gas outlet pipe fails, the protective gas can be introduced from the other gas outlet pipe which is used for providing the protective gas, the gas can be effectively supplied through the connecting pipes when the gas supply fails, the stability of the atmosphere in the atmosphere sintering furnace can be ensured, and the influence on normal production or potential safety hazards and the like caused by the influence can be avoided; by dividing the chamber 13 and the housing 111 into two sets of chambers by the shutter assembly 14, different types of shielding gas can be provided according to the process requirements.
Example two
See fig. 1 and 3 for a detailed description. The atmosphere sintering furnace includes a furnace body 1, and an intake system 2 for supplying gas to the furnace body 1.
The furnace body part 1 comprises an air chamber structure 11, the air chamber structure 11 comprises a shell 111, a plurality of first air inlets 112 are arranged on the shell 111, and a first air outlet pipe 221 is communicated with the first air inlets 112. The furnace body portion 1 includes a frame 12, a cabinet 13 mounted on the frame 12, and a shutter assembly 14 connected between the cabinet 13 and the housing 111 for communicating or separating the two. The box chamber 13 is provided with a second air inlet 131, and a second air outlet pipe 231 is communicated with the second air inlet 131. The gate unit 14 includes a lower frame 141 connected between the tank chamber 13 and the housing 111 and having a slide groove formed in an upper end surface thereof, an upper frame 142 fixed to the lower frame 141 and positioned around the slide groove, the upper frame 142 vertically penetrating the upper frame 142, a gate plate 143 slidably connected to the upper frame 142 in a vertical direction, an oil cylinder 144 attached to the upper frame 142, and the gate plate 143 slidably connected to the upper frame 142 in a vertical direction, and a piston rod of the oil cylinder 144 is connected to the gate plate 143. The upper frame 142 has a lower flange 1421 on the outer periphery of the upper end portion thereof, the cylinder 1442 of the oil cylinder 144 has an upper flange 1441 on the outer periphery of the lower end portion thereof, the upper flange 1421 being matched with the lower flange, and the cylinder 1442 is fixedly mounted on the upper frame 142 by the upper flange 1441 and the lower flange 1421 being fixedly connected to each other. A third air inlet 1422 is disposed on the side surface of the upper frame 142 below the lower flange 1421, the second air supply pipe 23 further includes a third air outlet pipe 232 connected to the second air outlet pipe 231, and the third air inlet 1422 is communicated with the third air outlet pipe 232. The guide rail 145 is provided on the inner side wall of the upper frame 142, the guide rail 145 is formed with a guide groove 1451 extending vertically, and the shutter 143 is provided in the guide groove 1451. The gate plate 143 includes an upper end connecting plate 1431 hinged to the piston rod 1443 and a lower end connecting plate 1432 connected to the upper end connecting plate 1431, a horizontal through waist-shaped hole 14311 is provided on both sides of the upper end connecting plate 1431, a circle center connecting line of both ends of the waist-shaped hole 14311 is inclined, a sliding shaft 1433 is fixedly connected to both sides of the upper end of the lower end connecting plate 1432, and the sliding shaft 1433 is inserted into the waist-shaped hole 14311.
The first gas outlet pipe 221 and the second gas outlet pipe 231 which are used for providing the protective gas are connected through the connecting pipes, when the gas supply in one gas outlet pipe fails, the protective gas can be introduced from the other gas outlet pipe which is used for providing the protective gas, the gas can be effectively supplied through the connecting pipes when the gas supply fails, the stability of the atmosphere in the atmosphere sintering furnace can be ensured, and the influence on normal production or potential safety hazards and the like caused by the influence can be avoided; by dividing the chamber 13 and the housing 111 into two sets of chambers with the shutter assembly 14, different types of shielding gas can be provided according to the process requirements.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (10)
1. The utility model provides an air intake system for atmosphere fritting furnace, its includes the gas supply frame, install in be used for providing the first air supply line of protective gas, be used for providing the second air supply line of another kind of protective gas on the gas supply frame, first air supply line includes first outlet duct, and the second air supply line includes the second outlet duct, its characterized in that: air intake system still including connect in communicating pipe between first outlet duct and the second outlet duct, locate communicating last first valve, when first air supply line or second air supply line trouble, first valve switch-on, second air supply line is to first outlet duct air feed, or first air supply line is to second outlet duct air feed.
2. The gas inlet system for an atmosphere sintering furnace according to claim 1, characterized in that: the communicating pipe and the end part communicated with the first air outlet pipe and the second air outlet pipe are respectively provided with a first valve, and the air inlet system further comprises a negative pressure fan for pumping out the air in the communicating pipe.
3. An atmosphere sintering furnace comprising a furnace body portion, an air intake system for supplying air to said furnace body portion, characterized in that: the air inlet system is the air inlet system of any one of claims 1 or 2, the furnace body part comprises an air chamber structure, the air chamber structure comprises a shell, a plurality of first air inlets are formed in the shell, and the first air outlet pipe is communicated with the first air inlets.
4. The atmosphere sintering furnace according to claim 3, characterized in that: the furnace body part comprises a frame, a box chamber arranged on the frame and a gate assembly connected between the box chamber and the shell for communicating or separating the box chamber and the shell.
5. The atmosphere sintering furnace according to claim 4, characterized in that: and a second air inlet is formed in the box chamber, and the second air outlet pipe is communicated with the second air inlet.
6. The atmosphere sintering furnace according to claim 4, characterized in that: the gate assembly comprises a lower frame body, an upper frame body and a gate assembly, wherein the lower frame body is connected between the box chamber and the shell, the upper end face of the lower frame body is provided with a sliding groove, the lower frame body is fixed on the lower frame body and is positioned on the periphery of the sliding groove, the upper frame body is vertically communicated, the gate assembly further comprises a gate plate which is connected to the upper frame body in a sliding mode along the vertical direction, an oil cylinder which is arranged on the upper frame body, and a gate plate which is connected to the upper frame body in a sliding mode along the vertical direction, and a piston rod of the oil cylinder is connected with the gate plate.
7. The atmosphere sintering furnace according to claim 6, characterized in that: the periphery of the upper end part of the upper frame body is provided with a lower flange, the periphery of the lower end part of the cylinder body of the oil cylinder is provided with an upper flange matched with the lower flange, and the cylinder body is fixedly arranged on the upper frame body through the upper flange and the lower flange which are fixedly connected.
8. The atmosphere sintering furnace according to claim 7, characterized in that: and a third air inlet is formed in the side surface of the upper frame body below the lower flange, the second air supply pipeline further comprises a third air outlet pipe, and the third air inlet is communicated with the third air outlet pipe.
9. The atmosphere sintering furnace according to claim 6, characterized in that: be equipped with the guide rail on the inside wall of going up the framework, be formed with the guide way of extending from top to bottom on the guide rail, the flashboard is located in the guide way.
10. The atmosphere sintering furnace according to claim 6, characterized in that: the gate plate comprises an upper end connecting plate hinged with the piston rod and a lower end connecting plate connected to the upper end connecting plate, waist-shaped holes penetrating in the horizontal direction are formed in two sides of the upper end connecting plate, circle center connecting lines at two ends of each waist-shaped hole are inclined, sliding shafts are fixedly connected to two sides of the upper end portion of the lower end connecting plate, and the sliding shafts penetrate through the waist-shaped holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221692154.8U CN217877134U (en) | 2022-06-30 | 2022-06-30 | Gas inlet system for atmosphere sintering furnace and atmosphere sintering furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221692154.8U CN217877134U (en) | 2022-06-30 | 2022-06-30 | Gas inlet system for atmosphere sintering furnace and atmosphere sintering furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217877134U true CN217877134U (en) | 2022-11-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221692154.8U Active CN217877134U (en) | 2022-06-30 | 2022-06-30 | Gas inlet system for atmosphere sintering furnace and atmosphere sintering furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217877134U (en) |
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2022
- 2022-06-30 CN CN202221692154.8U patent/CN217877134U/en active Active
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