CN211487323U - Intelligent carbon four-raw material pretreatment device in sec-butyl acetate production - Google Patents
Intelligent carbon four-raw material pretreatment device in sec-butyl acetate production Download PDFInfo
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- CN211487323U CN211487323U CN201922076320.6U CN201922076320U CN211487323U CN 211487323 U CN211487323 U CN 211487323U CN 201922076320 U CN201922076320 U CN 201922076320U CN 211487323 U CN211487323 U CN 211487323U
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Abstract
The utility model provides an intelligent carbon four-raw-material pretreatment device in sec-butyl acetate production, which comprises supporting legs, a treatment bin, a base, a sealing cover, a stirring motor, a stirring shaft, a linking pipe, a cutting knife, a discharging pipe, a fixing base, a permanent magnet block, a discharging cover, a dustproof and impurity-filtering raw material diversion hopper structure, a filterable water treatment anti-pollution pipe structure, an exhaust anti-pollution treatment fan structure and an intelligent main control machine, wherein the supporting legs are respectively connected with the lower four corners of the treatment bin by bolts at the longitudinal end, and the other ends are respectively connected with the upper four corners of the base by bolts; the sealing cover is connected to the upper end of the treatment bin through a bolt. The utility model discloses shield, feeder hopper, fixed frame, raw materials filter screen, the setting of collection miscellaneous box and clearance bottom plate are favorable to playing good dustproof effect, can also strain miscellaneous simultaneously, guarantee the clean nature of raw materials; the arrangement of the impurity collecting box and the cleaning bottom plate is beneficial to collecting impurities and avoiding environmental pollution.
Description
Technical Field
The utility model belongs to the technical field of sec-butyl acetate production facility, especially, relate to four raw materials preprocessing device of carbon in the production of intelligent sec-butyl acetate.
Background
Sec-butyl acetate, dangerous chemical, the product has irritation to eye and upper respiratory mucosa, has anesthetic effect, is mainly used for paint solvent, diluent, various vegetable oil and resin solvent, is used for plastic and spice manufacture, gasoline antiknock, and can also be used as solvent and chemical reagent, and pretreated carbon four raw material is required to be added in sec-butyl acetate production.
At present, a carbon four raw material in sec-butyl acetate production needs to be pretreated by a pretreatment device.
However, the existing pretreatment device for the carbon four-raw material still has the problems that the peculiar smell of the raw material is emitted, the environment is easily polluted, impurities cannot be filtered for the carbon four-raw material, and the discharged wastewater is not convenient to treat.
Therefore, the invention discloses an intelligent carbon four raw material pretreatment device in sec-butyl acetate production.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a four raw materials preprocessing device of carbon in intelligent sec-butyl acetate production to there is the raw materials peculiar smell to give off easy polluted environment in solving four raw materials preprocessing device of current carbon, can't filter miscellaneous and be not convenient for carry out the problem handled the exhaust waste water to four raw materials of carbon. The carbon four-raw-material pretreatment device comprises supporting legs, a treatment bin, a base, a sealing cover, a stirring motor, a stirring shaft, a connecting pipe, a cutting knife, a discharging pipe, a fixing seat, a permanent magnet block, a discharging cover, a dustproof and impurity-filtering raw material flow guide hopper structure, a water-filtering treatment anti-pollution pipe structure, an exhaust anti-pollution treatment fan structure and an intelligent main control machine, wherein one longitudinal end of each supporting leg is connected to the four corners of the lower part of the treatment bin through bolts, and the other end of each supporting leg is connected to the four corners of the upper part of the base through bolts; the sealing cover is connected to the upper end of the treatment bin through a bolt; the longitudinal lower end of the stirring motor is connected with the middle position of the upper part of the sealing cover through a bolt; one end of the stirring shaft is inserted into the connecting pipe and is connected with the connecting pipe through a bolt, and the other end of the stirring shaft is connected with the lower end of an output shaft of the stirring motor through a coupler; an output shaft of the stirring motor penetrates through the middle position inside the sealing cover; the outer surface of the connecting pipe is respectively connected with a cutting knife by a transverse bolt; the left end and the right end of the discharge pipe are respectively connected with a fixed seat and a permanent magnet block by screws; one end of the discharge cover is connected to the lower end of the inside of the fixed seat in a shaft mode, and the other end of the discharge cover is adsorbed to the lower end of the permanent magnet block; the dustproof and impurity filtering raw material diversion hopper structure is connected with the sealing cover; the structure of the filterable water treatment anti-pollution pipe is connected with the treatment bin; the exhaust anti-pollution treatment fan structure is connected with the sealing cover; the intelligent main control machine is longitudinally bolted on the upper left side of the treatment bin; the dustproof impurity filtering raw material guide hopper structure comprises a dustproof cover, a feed hopper, a fixed frame, a raw material filter screen, an impurity collecting box and a cleaning bottom plate, wherein the dustproof cover is buckled at the inlet at the upper end of the feed hopper; a fixing frame is connected to an outlet at the lower right side of the feed hopper through a screw; the inner part of the fixed frame is connected with a raw material filter screen through a screw; the impurity collecting box is connected to the lower part of the fixing frame through a screw; the lower outlet of the impurity collecting box is connected with a cleaning bottom plate through bolts.
Preferably, the structure of the filterable water treatment anti-pollution tube comprises a collecting hopper, a connecting pipe, a water filter screen, a guide cylinder, a discharge pipe and a impurity filtering core, wherein one longitudinal end of the connecting pipe is in threaded connection with the lower end of the collecting hopper, and the other longitudinal end of the connecting pipe is in threaded connection with the upper end of the guide cylinder; the lower end of the guide cylinder is in threaded connection with a discharge pipe; the upper part of the inner side of the connecting pipe is connected with a water filter screen through a screw; the screw connection has the miscellaneous core of straining in the inside of draft tube.
Preferably, the structure of the exhausting anti-pollution treatment fan comprises an exhaust fan, a treatment box, a impurity filtering net, a wing screw, an adsorption box, an adsorption core and an air guide pipe, wherein the exhaust fan is respectively connected with outlets on the left side and the right side of the upper part of the treatment box through screws; the impurity filtering net is transversely arranged at the lower side in the treatment box through a wing screw; the adsorption box is connected to the lower end of the treatment box through a transverse screw; the adsorption box is internally and transversely connected with an adsorption core through a screw; the longitudinal upper end of the air duct is in threaded connection with the inlet at the lower part of the adsorption tank.
Preferably, the left lower end of the feed hopper is connected with the inlet of the middle position of the inner right side of the sealing cover through a bolt.
Preferably, the dustproof cover is a stainless steel cover of which the inner surface is glued with a rubber ring.
Preferably, the impurity collecting box is a transparent PVC plastic box.
Preferably, the upper end of the collecting hopper is connected with the lower end outlet of the processing bin through a bolt.
Preferably, the water filter screen is a circular stainless steel filter screen.
Preferably, the impurity filtering core is a stainless steel fiber core.
Preferably, the discharge pipes are respectively in threaded connection with outlets at the lower parts of the left side and the right side of the collecting hopper.
Preferably, the impurity filtering net is a stainless steel filtering net.
Preferably, the adsorption core is an activated carbon adsorption core.
Preferably, the air duct is in threaded connection with an inlet at the middle position of the left side inside the sealing cover.
Preferably, the treatment box and the adsorption box are communicated.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in, shield, feeder hopper, fixed frame, raw materials filter screen, the setting of the miscellaneous box of collection and clearance bottom plate is favorable to playing good dustproof effect, still can strain miscellaneous simultaneously, guarantees the clean nature of raw materials.
2. The utility model discloses in, the setting of collection miscellaneous box and clearance bottom plate, be favorable to collecting impurity, avoid environmental pollution.
3. The utility model discloses in, collecting hopper, connecting pipe, the water strainer, the draft tube, the setting of delivery pipe and the miscellaneous core of straining is favorable to handling the waste water that produces in handling, can avoid environmental pollution.
4. The utility model discloses in, the setting of straining miscellaneous core, be favorable to the degree of depth to adsorb the impurity in the waste water, guarantee the clean nature of handling.
5. The utility model discloses in, the air discharge fan, handle the case, strain miscellaneous net, thumb screw adsorbs the case, adsorbs the setting of core and air duct, is favorable to playing peculiar smell waste gas and adsorbs processing function, guarantees to discharge totally, avoids air pollution.
6. The utility model discloses in, the supporting leg, the setting of handling storehouse and base is favorable to playing good supporting role.
7. The utility model discloses in, arrange the material pipe, the setting of fixing base, permanent magnet piece and row material lid is favorable to in time arranging the material, avoids environmental pollution.
8. The utility model discloses in, the setting of cutting knife, be favorable to cutting the raw materials, guarantee pretreatment efficiency.
9. The utility model discloses in, the setting of intelligence main control computer, be favorable to carrying out intelligent control, guarantee that preprocessing work goes on smoothly.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the diversion bucket structure for dust-proof and impurity-filtering raw materials of the present invention.
Fig. 3 is a schematic structural view of the structure of the anti-pollution tube for water filtration treatment of the present invention.
Fig. 4 is a schematic structural view of the exhaust antipollution fan structure of the present invention.
In the figure:
1. supporting legs; 2. a processing bin; 3. a base; 4. a sealing cover; 5. a stirring motor; 6. a stirring shaft; 7. connecting the pipe; 8. a cutting knife; 9. a discharge pipe; 10. a fixed seat; 11. a permanent magnet block; 12. a discharge cover; 13. a dustproof and impurity filtering raw material diversion hopper structure; 131. a dust cover; 132. a feed hopper; 133. a fixing frame; 134. a raw material filter screen; 135. collecting the sundries box; 136. cleaning the bottom plate; 14. the anti-pollution tube structure can be used for filtering water; 141. a collection hopper; 142. a connecting pipe; 143. a water filtering net; 144. a draft tube; 145. a discharge pipe; 146. filtering the impurity core; 15. an exhaust anti-pollution treatment fan structure; 151. an exhaust fan; 152. a treatment tank; 153. filtering the impurity net; 154. a thumb screw; 155. an adsorption tank; 156. an absorbent core; 157. an air duct; 16. and (4) an intelligent main control machine.
Detailed Description
The utility model is described in detail with the attached drawings, as shown in the attached drawings 1 and 2, the intelligent pretreatment device for carbon four raw materials in sec-butyl acetate production comprises a support leg 1, a treatment bin 2, a base 3, a sealing cover 4, a stirring motor 5, a stirring shaft 6, a connecting tube 7, a cutting knife 8, a discharging tube 9, a fixing base 10, a permanent magnet block 11, a discharging cover 12, a dustproof and impurity filtering raw material diversion bucket structure 13, a filterable water treatment anti-pollution tube structure 14 and an exhaust anti-pollution treatment fan structure 15, wherein the support leg 1 is respectively bolted at the lower four corners of the treatment bin 2 at one longitudinal end, and the other end is respectively bolted at the upper four corners of the base 3 at the other end; the sealing cover 4 is connected with the upper end of the processing bin 2 through bolts; the longitudinal lower end of the stirring motor 5 is connected with the middle position of the upper part of the sealing cover 4 through a bolt; one end of the stirring shaft 6 is inserted into the connecting pipe 7 and is connected through a bolt, and the other end of the stirring shaft is connected to the lower end of the output shaft of the stirring motor 5 through a coupler; an output shaft of the stirring motor 5 penetrates through the middle position inside the sealing cover 4; the outer surface of the connecting pipe 7 is respectively connected with a cutting knife 8 through a transverse bolt; the left end and the right end of the discharge pipe 9 are respectively connected with a fixed seat 10 and a permanent magnet block 11 through screws; one end of the discharge cover 12 is coupled to the lower end of the interior of the fixed seat 10, and the other end is adsorbed to the lower end of the permanent magnet block 11; the dustproof and impurity filtering raw material diversion hopper structure 13 is connected with the sealing cover 4; the structure 14 of the filterable water treatment anti-pollution tube is connected with the treatment bin 2; the exhaust anti-pollution treatment fan structure 15 is connected with the sealing cover 4; the intelligent main control machine 16 is longitudinally bolted on the upper left side of the treatment bin 2; the dustproof impurity filtering raw material guide hopper structure 13 comprises a dustproof cover 131, a feed hopper 132, a fixing frame 133, a raw material filter screen 134, an impurity collecting box 135 and a cleaning bottom plate 136, wherein the dustproof cover 131 is buckled at an inlet at the upper end of the feed hopper 132; a fixing frame 133 is connected to an outlet at the lower right side of the feed hopper 132 through a screw; a raw material filter screen 134 is screwed in the fixing frame 133; the impurity collecting box 135 is connected with the lower part of the fixing frame 133 through screws; the lower part exit bolted connection of collection miscellaneous box 135 have clearance bottom plate 136, open shield 131, to the four raw materialss of feeder hopper 132 inside injection carbon, through the inside raw materials filter screen 134 of fixed frame 133 with the impurity filtering to collect through collection miscellaneous box 135, can avoid environmental pollution, can clear up convenient operation through clearance bottom plate 136.
In this embodiment, referring to fig. 3, the structure 14 of the filterable water treatment antipollution tube includes a collecting hopper 141, a connecting tube 142, a water strainer 143, a guide cylinder 144, a discharge tube 145 and a filter core 146, wherein one longitudinal end of the connecting tube 142 is screwed to the lower end of the collecting hopper 141, and the other longitudinal end is screwed to the upper end of the guide cylinder 144; the lower end of the guide cylinder 144 is connected with a discharge pipe 145 in a threaded manner; the upper part of the inner side of the connecting pipe 142 is connected with a water filter screen 143 through a screw; the internal screw of draft tube 144 be connected with and strain miscellaneous core 146, drive (mixing) shaft 6 through agitator motor 5, it is rotatory to link up pipe 7 and cutting knife 8, can carry out preliminary treatment work to the raw materials, can cut the stirring, guarantee the treatment effect, the last raw materials flows out through collecting hopper 141 to carry out the drainage through the water strainer 143 of connecting pipe 142 inside, strain miscellaneous core 146 through draft tube 144 inside and can carry out the impurity of degree of depth adsorption aquatic, in order to guarantee the treatment effect, avoid environmental pollution.
In this embodiment, referring to fig. 4, the exhaust antipollution processing fan structure 15 includes an exhaust fan 151, a processing box 152, a filtering net 153, a wing screw 154, an adsorption box 155, an adsorption core 156 and an air duct 157, wherein the exhaust fan 151 is respectively screwed to the left and right outlets on the upper part of the processing box 152; the impurity filtering net 153 is transversely arranged at the lower side of the inside of the treatment box 152 through a wing screw 154; the adsorption box 155 is connected to the lower end of the treatment box 152 through a transverse screw; the adsorption box 155 is internally connected with an adsorption core 156 through a transverse screw; the vertical upper end screw thread of air duct 157 connect in absorption case 155 lower part import department, can produce waste gas or peculiar smell in the preliminary treatment, accessible air discharge fan 151 is constantly arranged outward to derive through air duct 157, carry out advanced treatment through the inside absorption core 156 of absorption case 155, carry out the ultimate treatment after handling case 152 inside impurity filtering net 153 again, can discharge, can avoid environmental pollution, guarantee the treatment effect.
In this embodiment, specifically, the left lower end of the feed hopper 132 is bolted to the middle of the right inside of the sealing cover 4.
In this embodiment, specifically, the dust-proof cover 131 is a stainless steel cover whose inner surface is glued with a rubber ring.
In this embodiment, the impurity collecting box 135 is a transparent PVC plastic box.
In this embodiment, specifically, the upper end of the collecting hopper 141 is bolted to the lower outlet of the processing bin 2.
In this embodiment, the water filter screen 143 is specifically a circular stainless steel filter screen.
In this embodiment, specifically, the impurity filtering core 146 specifically adopts a stainless steel fiber core.
In this embodiment, specifically, the discharge pipes 9 are respectively screwed to the lower outlets on the left and right sides of the collecting hopper 141.
In this embodiment, the trash filter 153 is a stainless steel filter screen.
In this embodiment, the adsorption core 156 is specifically an activated carbon adsorption core.
In this embodiment, specifically, the air duct 157 is screwed to the inlet of the left middle position inside the sealing cover 4.
In this embodiment, specifically, the treatment tank 152 and the adsorption tank 155 are provided in communication with each other.
In this embodiment, specifically, the stirring motor 5 specifically employs a 775 type motor, the exhaust fan 151 specifically employs a BPT12-13C type ventilation fan, the intelligent main control computer 16 specifically employs an FX2N-48 type PLC, and the stirring motor 5 and the exhaust fan 151 are respectively connected to the intelligent main control computer 16 through wires.
Principle of operation
In the utility model, the dust cover 131 is opened, four carbon raw materials are injected into the feed hopper 132, impurities are filtered through the raw material filter screen 134 in the fixing frame 133, and are collected through the impurity collecting box 135, so that environmental pollution can be avoided, the cleaning can be carried out through the cleaning bottom plate 136, the operation is convenient, the stirring shaft 6 is driven by the stirring motor 5, the linking pipe 7 and the cutting knife 8 rotate, the raw materials can be pretreated, the cutting and stirring can be carried out, the treatment effect is ensured, finally, the raw materials flow out through the collecting hopper 141, and water filtering is carried out through the water filter screen 143 in the connecting pipe 142, impurities in water can be deeply adsorbed through the impurity filtering core 146 in the guide cylinder 144, so that the treatment effect is ensured, the environmental pollution is avoided, waste gas or peculiar smell can be generated in the pretreatment, the impurities can be continuously discharged through the exhaust fan 151, and are led out through the air duct 157, the deep treatment is carried out through, and then the waste is finally treated by the impurity filtering net 153 in the treatment box 152, and then the waste can be discharged, so that the environmental pollution can be avoided, and the treatment effect can be ensured.
Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.
Claims (10)
1. The carbon four-raw-material pretreatment device is characterized by comprising supporting legs (1), a treatment bin (2), a base (3), a sealing cover (4), a stirring motor (5), a stirring shaft (6), a linking pipe (7), a cutting knife (8), a discharging pipe (9), a fixing seat (10), a permanent magnet block (11), a discharging cover (12), a dustproof and impurity-filtering raw material diversion hopper structure (13), a filterable water treatment anti-pollution pipe structure (14), an exhaust anti-pollution treatment fan structure (15) and an intelligent main control machine (16), wherein one longitudinal end of each supporting leg (1) is connected to the lower position of the treatment bin (2) through a bolt, and the other end of each supporting leg is connected to the four upper corners of the base (3) through bolts; the sealing cover (4) is connected to the upper end of the processing bin (2) through bolts; the longitudinal lower end of the stirring motor (5) is connected with the middle position of the upper part of the sealing cover (4) through a bolt; one end of the stirring shaft (6) is inserted into the connecting pipe (7) and is connected with the connecting pipe through a bolt, and the other end of the stirring shaft is connected with the lower end of an output shaft of the stirring motor (5) through a coupler; an output shaft of the stirring motor (5) penetrates through the middle position inside the sealing cover (4); the outer surface of the connecting pipe (7) is respectively connected with a cutting knife (8) through a transverse bolt; the left end and the right end of the discharge pipe (9) are respectively connected with a fixed seat (10) and a permanent magnet block (11) through screws; one end of the discharging cover (12) is coupled to the lower end of the interior of the fixed seat (10) in a shaft mode, and the other end of the discharging cover is adsorbed to the lower end of the permanent magnet block (11); the dustproof and impurity filtering raw material diversion hopper structure (13) is connected with the sealing cover (4); the structure (14) of the filterable water treatment anti-pollution pipe is connected with the treatment bin (2); the exhaust anti-pollution treatment fan structure (15) is connected with the sealing cover (4); the intelligent main control machine (16) is longitudinally bolted on the upper left side of the treatment bin (2); the dustproof impurity filtering raw material diversion hopper structure (13) comprises a dustproof cover (131), a feed hopper (132), a fixing frame (133), a raw material filter screen (134), an impurity collecting box (135) and a cleaning bottom plate (136), wherein the dustproof cover (131) is buckled at an inlet at the upper end of the feed hopper (132); a fixing frame (133) is connected to an outlet at the lower right side of the feed hopper (132) through a screw; a raw material filter screen (134) is connected to the inner part of the fixing frame (133) through screws; the impurity collecting box (135) is connected with the lower part of the fixed frame (133) through screws; the lower outlet of the impurity collecting box (135) is connected with a cleaning bottom plate (136) through bolts.
2. The intelligent pretreatment device for the carbon-containing four raw materials in the sec-butyl acetate production according to claim 1, wherein the filterable water treatment anti-pollution tube structure (14) comprises a collecting hopper (141), a connecting tube (142), a water filtering net (143), a guide cylinder (144), a discharge tube (145) and a impurity filtering core (146), one end of the connecting tube (142) in the longitudinal direction is in threaded connection with the lower end of the collecting hopper (141), and the other end of the connecting tube (142) is in threaded connection with the upper end of the guide cylinder (144); the lower end of the guide shell (144) is connected with a discharge pipe (145) in a threaded manner; the upper part of the inner side of the connecting pipe (142) is connected with a water filtering net (143) through a screw; the inner part of the guide shell (144) is connected with a filtering core (146) through a screw.
3. The intelligent pretreatment device for the carbon four raw material in the sec-butyl acetate production according to claim 1, wherein the exhaust anti-pollution treatment fan structure (15) comprises an exhaust fan (151), a treatment box (152), a impurity filtering net (153), a wing screw (154), an adsorption box (155), an adsorption core (156) and an air guide pipe (157), wherein the exhaust fan (151) is respectively screwed at the outlets at the left side and the right side of the upper part of the treatment box (152); the impurity filtering net (153) is transversely arranged at the lower side of the inside of the treatment box (152) through a wing screw (154); the adsorption box (155) is transversely screwed at the lower end of the treatment box (152); the inside of the adsorption box (155) is transversely screwed with an adsorption core (156); the longitudinal upper end of the air duct (157) is in threaded connection with the inlet at the lower part of the adsorption tank (155).
4. The intelligent pretreatment device for carbon-containing four raw materials in the production of sec-butyl acetate according to claim 1, wherein the lower left end of the feed hopper (132) is bolted to the inlet at the middle position of the inner right side of the sealing cover (4).
5. The intelligent pretreatment device for the carbon-containing four raw materials in the production of sec-butyl acetate according to claim 1, wherein the dust cover (131) is a stainless steel cover with a rubber ring glued on the inner surface.
6. The intelligent pretreatment device for carbon-four raw materials in sec-butyl acetate production according to claim 1, wherein the impurity collecting box (135) is a transparent PVC plastic box.
7. The intelligent pretreatment device for the carbon-containing four raw materials in the production of sec-butyl acetate according to claim 2, wherein the upper end of the aggregate bin (141) is bolted to the lower end outlet of the treatment bin (2).
8. The intelligent pretreatment device for the carbon-four raw material in the production of sec-butyl acetate according to claim 2, wherein the water filter screen (143) is a circular stainless steel filter screen.
9. The intelligent pretreatment device for carbon-four raw materials in sec-butyl acetate production according to claim 2, wherein the impurity filtering core (146) is a stainless steel fiber core.
10. The intelligent pretreatment device for the carbon-containing four raw materials in the production of sec-butyl acetate according to claim 2, wherein the discharge pipes (9) are respectively connected with the lower outlets at the left side and the right side of the collecting hopper (141) in a threaded manner.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922076320.6U CN211487323U (en) | 2019-11-27 | 2019-11-27 | Intelligent carbon four-raw material pretreatment device in sec-butyl acetate production |
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| CN201922076320.6U CN211487323U (en) | 2019-11-27 | 2019-11-27 | Intelligent carbon four-raw material pretreatment device in sec-butyl acetate production |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112091178A (en) * | 2020-09-18 | 2020-12-18 | 阳信东泰精密金属有限公司 | Multi-functional energy-saving investment casting die shell calcination device |
| CN112549493A (en) * | 2020-11-22 | 2021-03-26 | 山东八零特种电缆有限公司 | Intelligent high-strength flame-retardant cable PVC sheath material production device |
| CN113276312A (en) * | 2021-05-19 | 2021-08-20 | 南通亚振电力科技有限公司 | Manufacturing method for maintaining anti-condensation of control cabinet for extra-high voltage transformer |
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- 2019-11-27 CN CN201922076320.6U patent/CN211487323U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112091178A (en) * | 2020-09-18 | 2020-12-18 | 阳信东泰精密金属有限公司 | Multi-functional energy-saving investment casting die shell calcination device |
| CN112549493A (en) * | 2020-11-22 | 2021-03-26 | 山东八零特种电缆有限公司 | Intelligent high-strength flame-retardant cable PVC sheath material production device |
| CN113276312A (en) * | 2021-05-19 | 2021-08-20 | 南通亚振电力科技有限公司 | Manufacturing method for maintaining anti-condensation of control cabinet for extra-high voltage transformer |
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