CN212558081U - Coal-fired furnace slag tapping conveying device for trichloroethylene production - Google Patents
Coal-fired furnace slag tapping conveying device for trichloroethylene production Download PDFInfo
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- CN212558081U CN212558081U CN202021131075.0U CN202021131075U CN212558081U CN 212558081 U CN212558081 U CN 212558081U CN 202021131075 U CN202021131075 U CN 202021131075U CN 212558081 U CN212558081 U CN 212558081U
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Abstract
The utility model discloses a slag discharging and conveying device of a coal-fired furnace for producing trichloroethylene, which comprises a heat dissipation chamber and heat dissipation fins; a heat dissipation chamber is arranged on the spiral shaft between the driving motor and the shell in a penetrating manner, one end of the heat dissipation chamber is in sealing fit with the shell and is fixedly connected with the shell through a bolt, and a shaft seat sleeved on the spiral shaft is embedded in the other end of the heat dissipation chamber; and a plurality of radiating fins are fixed on the spiral shaft in the radiating cavity through a connecting support. The advantages are that: the utility model discloses in the operation process, driving motor drives the screw axis and rotates, lets in cold air simultaneously from the air conditioning import to the heat dissipation cavity indoor, from this at the radiating blade along with the screw axis synchronous rotation in-process, plays good cooling effect to the axle bed, avoids lubricating grease on the axle bed to arouse the axle bed because of high temperature is rotten and damages, reduces equipment failure rate, guarantees production efficiency.
Description
The technical field is as follows:
the utility model relates to an equipment technical field is used in the trichloroethylene preparation, in particular to trichloroethylene production is with coal-fired furnace conveyor that slags tap.
Background art:
in the process of producing trichloroethylene by adopting an acetylene method, acetylene and chlorine generated by calcium carbide are used as raw materials and react under the conditions of a catalyst and heating; in the production process, in order to avoid influencing the product quality, liquid heat transfer oil is usually adopted to heat reactants, and the temperature source of the heat transfer oil is heated by a coal-fired furnace; the coal-fired furnace is a heat energy power device which releases heat through burning coal in a hearth and heats heat conducting oil to a certain temperature; slag after the coal-fired furnace is operated is continuously discharged through the spiral conveyor, but in the operation process, a bearing adjacent to a slag outlet of the coal-fired furnace on the spiral conveyor is easy to be damaged due to high temperature, namely lubricating grease in the bearing is damaged due to high-temperature deterioration, so that the equipment failure rate is high, the machine is easy to stop, and the production efficiency is influenced; in addition, after long-time operation, slag dust is easily accumulated at one end of the screw conveyor, which is adjacent to the coal-fired furnace, and easily overflows to the external environment through a gap between the screw shaft and a casing of the screw conveyor, thereby causing environmental pollution.
The utility model has the following contents:
an object of the utility model is to provide a reduce equipment fault rate with guarantee production efficiency's coal-fired furnace conveyor that slags tap for trichloroethylene production.
The utility model discloses by following technical scheme implement: a slag-out conveying device of a coal-fired furnace for producing trichloroethylene comprises a driving motor, a shell, a spiral shaft and a spiral blade; the heat dissipation device is characterized by also comprising a heat dissipation chamber and a heat dissipation fin; the spiral shaft between the shaft seat adjacent to the driving motor and the shell is provided with the heat dissipation chamber in a penetrating manner, one end of the heat dissipation chamber is in sealing fit with the shell and is fixedly connected with the shell through a bolt, and the other end of the heat dissipation chamber is in sealing fit with the shaft seat; the spiral shaft in the heat dissipation chamber is fixedly provided with a plurality of heat dissipation fins through connecting supports, the top of the heat dissipation chamber is provided with a cold air inlet, and the bottom of the heat dissipation chamber is provided with an exhaust port.
Furthermore, the connecting support comprises two arc-shaped plates which are oppositely buckled on the spiral shaft, the edges of the two arc-shaped plates are fixedly connected through bolts, and the radiating fins are fixed on each arc-shaped plate.
Further, a graphite packing is filled between one end of the heat dissipation chamber, which is adjacent to the shell, and the spiral shaft.
Furthermore, a baffle plate which is arranged in an upward inclined mode towards the connecting support is fixed at the bottom of the inner side of one end, adjacent to the driving motor, of the heat dissipation chamber, and the air exhaust port is arranged below the baffle plate.
Further, the cold dryer also comprises a cold dryer, and an outlet of the cold dryer is communicated with the cold air inlet.
Further, the exhaust port is communicated with the water bath dust collector.
The utility model has the advantages that: in the operation process of the utility model, the driving motor drives the screw shaft to rotate, and simultaneously, cold air is introduced into the heat dissipation cavity from the cold air inlet, so that in the synchronous rotation process of the heat dissipation blades along with the screw shaft, a good cooling effect is achieved for the shaft base, the bearing damage caused by deterioration of lubricating grease in the shaft base due to high temperature is avoided, the failure rate of equipment is reduced, and the production efficiency is ensured; because the positive pressure is always kept in the heat dissipation chamber, a large amount of dust is effectively prevented from overflowing to the external environment from the gap between the spiral shaft and the shell, and environmental pollution is avoided.
Description of the drawings:
fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a sectional view a-a of fig. 1.
The parts in the drawings are numbered as follows: the device comprises a driving motor 1, a shell 2, a slag inlet 2.1, a slag discharge port 2.2, a spiral shaft 3, spiral blades 4, a heat dissipation chamber 5, a cold air inlet 5.1, an exhaust port 5.2, a heat dissipation sheet 6, a shaft seat 7, a connecting support 8, an arc-shaped plate 8.1, a graphite packing 9, a baffle plate 10, a cold dryer 11, a water bath dust collector 12 and a coal-fired furnace 13.
The specific implementation mode is as follows:
as shown in fig. 1 and 2, a slag-discharging conveying device of a coal-fired furnace for producing trichloroethylene comprises a driving motor 1, a shell 2, a spiral shaft 3 and a spiral blade 4, wherein a slag inlet 2.1 is formed in the top of one end of the shell 2, which is adjacent to the driving motor 1, the slag inlet 2.1 is communicated with a slag outlet of the coal-fired furnace 13, and a slag discharge outlet 2.2 is formed in the bottom of the other end of the shell 2; slag of the coal-fired furnace 13 falls into the shell 2 from the slag inlet 2.1, and the driving motor 1 drives the spiral shaft 3 to rotate, so that the spiral blade 4 pushes the slag to be discharged from the slag outlet 2.2; it also includes a heat dissipation chamber 5 and heat dissipation fins 6; a heat dissipation chamber 5 is arranged on the spiral shaft 3 between the shaft seat 7 adjacent to the driving motor 1 and the shell 2 in a penetrating manner, one end of the heat dissipation chamber 5 is in sealing fit with the shell 2 and is fixedly connected with the shell through a bolt, and the other end of the heat dissipation chamber 5 is in sealing fit with the shaft seat 7; a plurality of radiating fins 6 are fixed on the spiral shaft 3 in the radiating cavity 5 through a connecting support 8, the top of the radiating cavity 5 is provided with a cold air inlet 5.1, the cooling and drying machine 11 is further included, an outlet of the cooling and drying machine 11 is communicated with the cold air inlet 5.1, the temperature of compressed air processed by the cooling and drying machine 11 is controlled to be 18-25 ℃, the cooling of the shaft seat 7 is facilitated, and the shaft seat 7 can be ensured to work in a safe temperature range; in the operation process of the utility model, the driving motor 1 drives the screw shaft 3 to rotate, and simultaneously, cold air is introduced into the heat dissipation cavity 5 from the cold air inlet 5.1, so that in the synchronous rotation process of the heat dissipation blades along with the screw shaft 3, a good cooling effect is achieved for the shaft seat 7, the bearing damage caused by the deterioration of lubricating grease in the shaft seat 7 due to high temperature is avoided, the equipment failure rate is reduced, and the production efficiency is ensured; because the heat dissipation chamber 5 is always kept at positive pressure, a large amount of dust is effectively prevented from overflowing to the external environment from the gap between the screw shaft 3 and the shell 2, and environmental pollution is avoided.
The connecting support 8 comprises two arc plates 8.1 oppositely buckled on the spiral shaft 3, the edges of the two arc plates 8.1 are fixedly connected through bolts, a radiating fin 6 is fixed on each arc plate 8.1, and after long-term operation, when the novel screw shaft is overhauled, the radiating fins 6 can be conveniently disassembled, assembled and replaced; a graphite packing 9 is filled between one end of the heat dissipation chamber 5, which is adjacent to the shell 2, and the screw shaft 3, so that an effective sealing effect is achieved, and a large amount of slag dust can be effectively prevented from entering the heat dissipation chamber 5 through the graphite packing 9; gas vent 5.2 has been seted up to the bottom of heat dissipation cavity 5, and gas vent 5.2 and water-bath dust collector 12 intercommunication, the inboard bottom of the one end of the adjacent driving motor 1 of heat dissipation cavity 5 is fixed with the baffle 10 of connecting support 8 tilt up and setting, and the below of baffle 10 is arranged in to gas vent 5.2, the utility model discloses long-time operation back, there is a small amount of dust at heat dissipation cavity 5, establishes at baffle 10's fender, is favorable to concentrating the dust and keeps off the gas vent 5.2 department of establishing the below, and the dust is along with the air from gas vent 5.2 discharge water-bath dust collector 12, avoids the polluted environment.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A slag-out conveying device of a coal-fired furnace for producing trichloroethylene comprises a driving motor, a shell, a spiral shaft and a spiral blade; the heat dissipation device is characterized by also comprising a heat dissipation chamber and a heat dissipation fin; the spiral shaft between the shaft seat adjacent to the driving motor and the shell is provided with the heat dissipation chamber in a penetrating manner, one end of the heat dissipation chamber is in sealing fit with the shell and is fixedly connected with the shell through a bolt, and the other end of the heat dissipation chamber is in sealing fit with the shaft seat; the spiral shaft in the heat dissipation chamber is fixedly provided with a plurality of heat dissipation fins through connecting supports, the top of the heat dissipation chamber is provided with a cold air inlet, and the bottom of the heat dissipation chamber is provided with an exhaust port.
2. The slag tapping and conveying device for the coal-fired furnace for producing trichloroethylene according to claim 1, wherein the connecting support comprises two arc plates oppositely buckled on the spiral shaft, the edges of the two arc plates are fixedly connected through bolts, and the heat radiating fin is fixed on each arc plate.
3. The coal-fired furnace slag tapping conveying device for trichloroethylene production as claimed in claim 1, wherein a graphite packing is filled between one end of the heat dissipation chamber adjacent to the casing and the screw shaft.
4. The slag tapping and conveying device of a coal-fired furnace for producing trichloroethylene as claimed in any one of claims 1 to 3, wherein a baffle plate which is inclined upward toward the connecting support is fixed at the bottom of the inner side of one end of the heat dissipation chamber adjacent to the driving motor, and the exhaust port is disposed below the baffle plate.
5. The coal-fired furnace slag tapping conveying device for trichloroethylene production according to claim 4, further comprising a cooling dryer, wherein the outlet of the cooling dryer is communicated with the cold air inlet.
6. The coal-fired furnace slag tapping conveying device for trichloroethylene production according to claim 4, wherein the exhaust port is communicated with a water bath dust remover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021131075.0U CN212558081U (en) | 2020-06-17 | 2020-06-17 | Coal-fired furnace slag tapping conveying device for trichloroethylene production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021131075.0U CN212558081U (en) | 2020-06-17 | 2020-06-17 | Coal-fired furnace slag tapping conveying device for trichloroethylene production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212558081U true CN212558081U (en) | 2021-02-19 |
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ID=74634442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021131075.0U Active CN212558081U (en) | 2020-06-17 | 2020-06-17 | Coal-fired furnace slag tapping conveying device for trichloroethylene production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212558081U (en) |
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2020
- 2020-06-17 CN CN202021131075.0U patent/CN212558081U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A coal-fired furnace slag conveying device for trichloroethylene production Effective date of registration: 20220630 Granted publication date: 20210219 Pledgee: Bank of China Limited BAYANHOT branch Pledgor: ALXA DAKANG TETRACHLOROETHYLENE CO.,LTD. Registration number: Y2022150000064 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230324 Granted publication date: 20210219 Pledgee: Bank of China Limited BAYANHOT branch Pledgor: ALXA DAKANG TETRACHLOROETHYLENE CO.,LTD. Registration number: Y2022150000064 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |