CN217745736U - Chloroethylene vaporization feeding control device - Google Patents
Chloroethylene vaporization feeding control device Download PDFInfo
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- CN217745736U CN217745736U CN202123361260.6U CN202123361260U CN217745736U CN 217745736 U CN217745736 U CN 217745736U CN 202123361260 U CN202123361260 U CN 202123361260U CN 217745736 U CN217745736 U CN 217745736U
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- heat exchange
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- chloroethylene
- exchange tube
- feeding
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Abstract
The utility model discloses a chloroethylene vaporization feeding control device, which comprises a sleeve type heat exchanger, wherein the sleeve type heat exchanger is sleeved on a heat exchange tube, one end of the heat exchange tube is hermetically inserted with a chloroethylene feeding tube, the outlet end of the chloroethylene feeding tube is communicated with an atomizing nozzle, and the atomizing nozzle is positioned in the heat exchange tube; the other end of the heat exchange tube is communicated with a discharge tube, and the other end of the discharge tube is connected with a glass tube rotameter; the material atomization nozzle is arranged in the heat exchange tube, and heat exchange is carried out after atomization treatment is carried out on the raw material, so that the liquid material is favorably and quickly vaporized, and the heat utilization rate is high; the material after the vaporization is discharged by glass pipe rotor flow meter control through the discharging pipe, and holistic metering control is more stable, and the process route is simple and practical, and equipment is small, and area is little, and the flow is whole to adopt automated control, need not artifical the participation, and practicality and security satisfy the requirement.
Description
Technical Field
The utility model relates to a chloroethylene application field, concretely relates to chloroethylene vaporization feeding control device.
Background
The traditional liquefied hydrocarbon materials are mainly vaporized by a grid type air-cooled heat exchanger, and are influenced by the environmental temperature, the pressure difference between the front and the back of the heat exchanger is large, and the occupied area of equipment is large; meanwhile, metering control is difficult due to unstable pressure after liquid vaporization, so that the stability of reaction is influenced, certain potential safety hazards exist, and the production process cannot meet the requirements of productivity and safety.
Therefore, how to solve the defects of the prior art is a subject of the present invention.
Disclosure of Invention
In order to solve the problem, the utility model discloses a chloroethylene vaporization feeding control device.
In order to achieve the above purpose, the utility model provides a following technical scheme: a chloroethylene vaporization feeding control device comprises a sleeve type heat exchanger, wherein the sleeve type heat exchanger is sleeved on a heat exchange tube, one end of the heat exchange tube is hermetically inserted with a chloroethylene feeding tube, the outlet end of the chloroethylene feeding tube is communicated with an atomizing nozzle, and the atomizing nozzle is positioned in the heat exchange tube;
the other end of the heat exchange tube is communicated with a discharge tube, and the other end of the discharge tube is connected with a glass tube rotameter.
In the above scheme, glass pipe rotameter is vertical to be installed on a support, and glass pipe rotameter has a metal float, install high level sensor and the low level sensor of arranging from top to bottom on the support, high level sensor and low level sensor all are used for detecting the metal float, install the governing valve on the discharging pipe, the signal output part and a controller electric connection of high level sensor and low level sensor transmit the detected signal to it, the control end of controller with governing valve electric connection.
In the scheme, the inlet end of the chloroethylene feeding pipe is connected with a pressure stabilizing pump, and the inlet end of the pressure stabilizing pump is connected with a chloroethylene raw material tank through a pipeline.
In the above scheme, a pressure transmitter is arranged on the chloroethylene feeding pipe.
In the above scheme, a closing position sensor is further installed on the support below the low position sensor, and a signal output end of the closing position sensor is electrically connected with the controller.
The beneficial effects of the invention are as follows: the feeding control device of the utility model communicates a chloroethylene feeding pipe with a heat exchange pipe which is sleeved with a sleeve type heat exchanger, a material atomization nozzle is arranged in the heat exchange pipe, and the heat exchange is carried out after the raw material is atomized, thereby being beneficial to the rapid vaporization of liquid materials and having high heat energy utilization rate; the material after the vaporization is discharged by glass pipe rotor flow meter control through the discharging pipe, and holistic metering control is more stable, and the process route is simple and practical, and equipment is small, and area is little, and the flow is whole to adopt automated control, need not artifical the participation, and practicality and security satisfy the requirement.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a perspective view of the present invention;
fig. 3 is a schematic structural view of the atomizer.
Detailed Description
The present invention will be further illustrated with reference to the accompanying drawings and specific embodiments, which are to be understood as merely illustrative of the invention and not as limiting the scope of the invention.
Example (b): referring to fig. 1-2, a vinyl chloride vaporization feed control apparatus includes a double pipe heat exchanger 5, referring to fig. 1, having a heat source inlet 6 and a heat source outlet 7 for communicating an external heat source;
the double-pipe heat exchanger 5 is sleeved on a heat exchange pipe 4 and used for heating the inner cavity of the heat exchange pipe 4, one end of the heat exchange pipe 4 is hermetically inserted with a chloroethylene feeding pipe 2, the outlet end of the chloroethylene feeding pipe 2 is communicated with an atomizer 3, and the atomizer 3 is positioned in the heat exchange pipe 4;
the other end of the heat exchange tube 4 is communicated with a discharge tube 9, and the other end of the discharge tube 9 is connected with a glass tube rotameter 11;
the inlet end of a chloroethylene feeding pipe 2 is connected with a pressure stabilizing pump 1, and the inlet end of the pressure stabilizing pump 1 is connected with a chloroethylene raw material tank through a pipeline; during feeding, a chloroethylene raw material stored in a chloroethylene raw material tank is pumped to a feeding pipe 2 by a pressure stabilizing pump 1, atomized by an atomizing nozzle 3 at the outlet end of the feeding pipe 2 and then enters an inner cavity of a heat exchange pipe 4, the heat exchange pipe 4 is heated by a sleeve type heat exchanger 5, the raw material is gasified and then discharged by a discharging pipe 9, and a glass tube rotameter 11 is installed at the outlet end of the discharging pipe 9 and used for detecting the flow at the outlet.
In order to control the flow of the vaporized material conveniently and make the flow of the vaporized material more stable, the glass tube rotameter 11 is vertically installed on a support 17, the glass tube rotameter 11 is provided with a metal float, a high-level sensor 15 and a low-level sensor 16 which are vertically arranged are installed on the support 17, the high-level sensor 15 and the low-level sensor 16 are both used for detecting the metal float, the discharge tube 9 is provided with an adjusting valve 10, the signal output ends of the high-level sensor 15 and the low-level sensor 16 are electrically connected with a controller to transmit detection signals to the controller, and the control end of the controller is electrically connected with the adjusting valve 10; wherein the controller can adopt a PLC controller; the metal floater of the glass tube rotameter 11 is used for displaying the flow and detecting the position of the metal floater by a high sensor 15 and a low sensor 16; the regulating valve 10 can adopt a pneumatic flow regulating valve and is used for controlling and regulating the flow of the discharge pipe 9; specifically, when the high level sensor 15 detects a metal float, the controller controls the regulating valve 10 to decrease the opening degree to decrease the flow rate of the tapping pipe 9, and when the low level sensor 16 detects a metal float, the controller controls the regulating valve 10 to increase the opening degree to increase the flow rate of the tapping pipe 9, so that the flow rate of the tapping pipe 9 is controlled within a stable range.
The chloroethylene feeding pipe 2 is provided with a pressure transmitter for detecting the feeding pressure of the chloroethylene feeding pipe 2.
In order to automatically close the discharge pipe when the flow rate is low, a closing position sensor is also installed on the bracket 17 below the low level sensor 16, the closing position sensor also adopts a magnetic induction sensor, the signal output end of the closing position sensor is electrically connected with a controller, and when the closing position sensor detects that the metal float reaches the position, the controller can control the regulating valve 10 to close the discharge pipe 9.
In order to further improve the atomization effect of the raw materials, a plurality of fins are uniformly arranged in the inner cavity of the heat exchange tube (4) along the circumferential direction of the heat exchange tube, each fin extends along the length direction of the heat exchange tube (4), the contact area between the fin and the raw materials can be increased, and the heat transfer effect is improved.
It should be noted that the above-mentioned contents only illustrate the technical idea of the present invention, and the protection scope of the present invention is not limited thereby, and it is obvious to those skilled in the art that several modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations fall within the protection scope of the claims of the present invention.
Claims (6)
1. A vinyl chloride vaporization feeding control device is characterized in that: the device comprises a sleeve type heat exchanger (5), wherein the sleeve type heat exchanger (5) is sleeved on a heat exchange tube (4), one end of the heat exchange tube (4) is hermetically inserted with a chloroethylene feeding tube (2), the outlet end of the chloroethylene feeding tube (2) is communicated with an atomizing nozzle (3), and the atomizing nozzle (3) is positioned in the heat exchange tube (4);
the other end of the heat exchange tube (4) is communicated with a discharge tube (9), and the other end of the discharge tube (9) is connected with a glass tube rotameter (11).
2. A vinyl chloride vaporization feed control apparatus as set forth in claim 1, wherein: glass manages rotameter (11) and vertically installs on a support (17), and glass manages rotameter (11) and has a metal float, install high sensor (15) and low sensor (16) that arrange from top to bottom on support (17), high sensor (15) and low sensor (16) all are used for detecting the metal float, install governing valve (10) on discharging pipe (9), the signal output part and a controller electric connection of high sensor (15) and low sensor (16) transmit the detected signal to it, the control end of controller with governing valve (10) electric connection.
3. A vinyl chloride vaporization feed control apparatus according to claim 1, wherein: the inlet end of the chloroethylene feeding pipe (2) is connected with a pressure stabilizing pump (1), and the inlet end of the pressure stabilizing pump (1) is connected with a chloroethylene raw material tank through a pipeline.
4. A vinyl chloride vaporization feed control apparatus as set forth in claim 3, wherein: and a pressure transmitter is arranged on the chloroethylene feeding pipe (2).
5. A vinyl chloride vaporization feed control apparatus as set forth in claim 2, wherein: and a closing position sensor is further mounted below the support (17) corresponding to the low position sensor (16), and the signal output end of the closing position sensor is electrically connected with the controller.
6. A vinyl chloride vaporization feed control apparatus as set forth in claim 1, wherein: a plurality of fins are uniformly arranged in the inner cavity of the heat exchange tube (4) along the circumferential direction of the heat exchange tube, and each fin extends along the length direction of the heat exchange tube (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123361260.6U CN217745736U (en) | 2021-12-28 | 2021-12-28 | Chloroethylene vaporization feeding control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123361260.6U CN217745736U (en) | 2021-12-28 | 2021-12-28 | Chloroethylene vaporization feeding control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217745736U true CN217745736U (en) | 2022-11-08 |
Family
ID=83870397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123361260.6U Active CN217745736U (en) | 2021-12-28 | 2021-12-28 | Chloroethylene vaporization feeding control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217745736U (en) |
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2021
- 2021-12-28 CN CN202123361260.6U patent/CN217745736U/en active Active
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