CN211074651U - Temperature control system of rubber extruder - Google Patents
Temperature control system of rubber extruder Download PDFInfo
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- CN211074651U CN211074651U CN201921954877.9U CN201921954877U CN211074651U CN 211074651 U CN211074651 U CN 211074651U CN 201921954877 U CN201921954877 U CN 201921954877U CN 211074651 U CN211074651 U CN 211074651U
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- cooling water
- heat exchanger
- temperature
- cooling
- rubber extruder
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Abstract
The utility model discloses a temperature control system of rubber extruder, include: the device comprises a heater, a controller, an electric cabinet and a heat exchanger, wherein the heater is connected with a rubber extruder in series through an output pipe and a return pipe to form a circulation loop, the return pipe is provided with a circulation pump and a second temperature sensing line, the output pipe is provided with a first temperature sensing line, the controller is electrically connected with the temperature sensing lines, the electric cabinet is electrically connected with the controller, the heat exchanger is communicated with a cooling water inlet and a cooling water outlet, and a cooling electromagnetic valve is arranged on a pipeline for communicating the cooling water outlet with the heat exchanger; the cooling water cooling system is characterized by further comprising an air blowing opening, an air outlet and a pressure relief pipeline, the pressure relief pipeline is communicated with a cooling water outlet and an output pipe, an electromagnetic valve is arranged on the pressure relief pipeline, a filter, a ball valve and a pressure switch are sequentially arranged between a cooling water inlet and the heat exchanger, and the ball valve, the cooling electromagnetic valve and the filter are sequentially arranged between the cooling water outlet and the heat exchanger. The utility model has the advantages that: the temperature is accurately controlled, the service life of the equipment is prolonged, and the safety of system work is ensured.
Description
Technical Field
The utility model relates to an equipment circulation temperature control system technical field, in particular to temperature control system of rubber extruder.
Background
The rubber extruder is used for rubber production, it has higher requirement to the temperature, need regulate and control different temperatures in the different stages of rubber production, consequently, it is very common to the use of temperature control system at the rubber machine, current temperature control system sets up heating device directly to heat in each stage on a machine section of thick bamboo generally, and feedback the temperature size in order to control each section in the temperature control system through temperature sensor with the signal, this kind of heating control device has the easy and difficult drawback of control of temperature when using.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a temperature control system of rubber extruder.
The technical scheme of the utility model is that: a temperature control system of a rubber extruder, comprising: the heater is connected with the rubber extruder in series through an output pipe and a return pipe to form a circulation loop, the return pipe is provided with a circulation pump, and the output pipe is provided with a first temperature sensing line; the controller is electrically connected with the temperature sensing wire to monitor the temperature of circulating water in real time; the electric control box is electrically connected with the controller and controls the opening or closing of the circulating pump; the heat exchanger is arranged on the return pipe and used for exchanging heat with circulating water, the heat exchanger is communicated with a cooling water inlet and a cooling water outlet, a cooling electromagnetic valve is arranged on a pipeline for communicating the cooling water outlet with the heat exchanger, and the controller is electrically connected with the cooling electromagnetic valve; the air blowing port is used for introducing air into the circulating loop so as to blow water in the circulating loop dry and flow out of the air outlet; and the pressure relief pipeline is communicated with the cooling water outlet and the output pipe, and an electromagnetic valve is arranged on the pressure relief pipeline.
The return pipe is also provided with a second temperature sensing line electrically connected with the controller.
And a filter, a ball valve and a pressure switch are sequentially arranged between the cooling water inlet and the heat exchanger.
And a ball valve, the cooling electromagnetic valve and a filter are sequentially arranged between the cooling water outlet and the heat exchanger.
The electric cabinet is an isolated electric appliance control cabinet.
Compared with the prior art, the utility model has the advantages of: (1) the heater is connected with the rubber extruder in series through an output pipe and a return pipe to form a circulating loop, and is electrically connected with a temperature sensing line through a controller to monitor the temperature of circulating water in real time, so that the accurate control of the temperature is realized; (2) a cooling electromagnetic valve is arranged on a pipeline for communicating the cooling water outlet with the heat exchanger, and the flow of the cooling water is controlled by the cooling electromagnetic valve so as to accurately control the real-time temperature of the circulating water; (3) the air blowing port is used for introducing air into the circulation loop to blow water in the circulation loop dry and flow out of the air outlet, and when the system is not used, equipment or pipelines such as a rubber extruder and the like are kept dry, so that the service life of the equipment is prolonged; (4) the safety of system work has been guaranteed in the setting of pressure release pipeline.
Drawings
Fig. 1 is a schematic structural diagram of a temperature control system of a rubber extruder according to the present invention.
Detailed Description
The principles and structure of the present invention will be described in detail below with reference to the accompanying drawings and examples.
It should be noted that, for convenience of description, only a part of the structure related to the present invention is shown in the drawings, not the whole structure, and the broken lines in the drawings indicate circuits.
As shown in fig. 1, the present embodiment is a temperature control system of a rubber extruder, and the temperature control system includes a heater 1, a controller 2, an electric cabinet 3, a heat exchanger 4, and a rubber extruder 5.
The water outlet and the water inlet of the heater 1 are respectively connected with an output pipe 11 and a return pipe 12, and the output pipe 11 and the return pipe 12 are respectively connected to the rubber extruder 5 to form a circulation loop.
The return pipe 12 is provided with a circulating pump 121, the circulating pump 121 is used for enabling circulating water in the circulating loop to flow into the heater 1 for continuous circulation, the output pipe 11 is provided with a first temperature sensing line 111 and a ball valve 100, the first temperature sensing line 111 is electrically connected with the controller 2, the first temperature sensing line 111 monitors the temperature of the circulating water flowing into the rubber extruder 5 in real time and feeds the temperature back to the controller 2 in the form of an electric signal, and the controller 2 can be a P L C controller or an inlet microcomputer.
Electric connection is in the same place between electric cabinet 3 and the controller 2, and electric cabinet 3 can control opening or closing of circulating pump 121, and electric cabinet 3 still is connected together with heater 1 electricity in order to control whether heater 1 opens and heats the circulating water.
The heat exchanger 4 is arranged on the return pipe 12, and the heat exchanger 4 exchanges heat with the circulating water flowing out of the rubber extruder 5 to cool the circulating water; one end of the heat exchanger 4 is communicated with the cooling water inlet 41, the other end of the heat exchanger 4 is communicated with the cooling water outlet 42, a ball valve 100, a cooling electromagnetic valve 101 and a filter 102 are sequentially arranged on a pipeline from the cooling water outlet 42 to the heat exchanger 4, the controller 2 is simultaneously electrically connected with the cooling electromagnetic valve 101, the flow speed and the flow of the cooling water are further controlled by controlling the cooling electromagnetic valve 101, the heat exchange effect of the heat exchanger 4 is closely related to the flow speed and the flow speed of the cooling water, and in short, the smaller the flow speed and the flow speed, the poorer the heat exchange effect of the heat exchanger 4 is; a filter 102, a ball valve 100, and a pressure switch 103 are provided in this order on a pipe line leading from the cooling water inlet 41 to the heat exchanger 4.
In this embodiment, the temperature control system is further provided with an air blowing port and an air outlet (not shown in the figure), the air blowing port is connected into the circulation loop through a pipeline, a switch valve is arranged on the pipeline between the air blowing port and the circulation loop, the air outlet is also connected into the circulation loop through a pipeline, and a switch valve is arranged on the pipeline between the air outlet and the circulation loop; the air blowing port is used for introducing air into a circulating loop of the system, when the system stops working, circulating water can remain in the system, and the air which flows at a high speed is introduced into the circulating loop to blow off water in each unit (such as the rubber extruder 5, the output pipe 11, the return pipe 12 and the like) on the circulating loop and flow out from the air outlet, so that the corrosion of residual liquid to pipelines and equipment is avoided, or the influence on the heat exchange effect caused by impure circulating media is avoided when the circulating water in the circulating loop needs to be changed into circulating oil.
Temperature control system in this embodiment still is equipped with pressure release pipeline 13, and pressure release pipeline 13 intercommunication cooling water outlet 42 and output tube 11 are equipped with solenoid valve 104 between pressure release pipeline 13 to cooling water outlet 42, and when the pressure that the system detected was too high, then opened solenoid valve 104 and followed the circulating water in the output tube 11 and flowed out from cooling water outlet 42 and guaranteed the safety and the stability of system, avoid the emergence of explosion.
A ball valve 100, a filter 102 and a second temperature sensing line 122 are sequentially arranged on the return pipe 12 from the rubber extruder 5 to the heater 1, and the second temperature sensing line 122 detects the return water temperature of the circulating water, so that the return water temperature is fed back to the controller 2 and whether the heater 1 needs to be started for heating is controlled.
Preferably, the electric control box 3 is an isolated electric appliance control box, so that the service life of the electric appliance is prolonged.
Preferably, the pipe fittings related to the utility model are manufactured by special equipment and have the permission qualification.
Preferably, the water temperature in the utility model is controlled between 25 ℃ and 120 DEG C
Preferably, the utility model provides a controller realizes entire system's automated control through RS485 communication interface.
The utility model discloses a theory of operation does: when the system is in operation, the circulating pump 121 and the heater 1 are started to heat circulating water to a proper temperature, the circulating water circulates in the circulating loop, and the first temperature sensing line 111 monitors the temperature of the circulating water flowing into the rubber extruder 5 in real time; when the temperature of the circulating water flowing into the rubber extruder 5 is too high, the controller 2 controls the heater 1 to stop heating, and simultaneously, the heat exchanger 4 is started to cool the circulating water, and the controller 2 controls the opening degree of the cooling electromagnetic valve 101 so as to reduce the temperature of the circulating water flowing through the heat exchanger 4 to a proper temperature range; when the system detects that the temperature of the circulating water flowing into the rubber extruder 5 is too low, the heater 1 is started to heat the circulating water; when the system detects that the pressure in the circulation loop is too high, the controller 2 controls the solenoid valve 104 to open to allow a portion of the circulating water to flow out through the cooling water outlet 42 to reduce the pressure in the system.
Whole temperature control system is all the time to the temperature real-time detection of inflow and outflow to rubber extruder 5, and when the skew early warning value of temperature, controller 2 can in time make the reaction guarantee that circulation temperature is in the normal value all the time, the high-efficient stable function of whole system, the mouth of blowing for circulation loop lets in gas in order to be with circulation loop's water is blown dry and is followed the gas outlet flows, keeps the drying of equipment such as rubber extruder or pipeline when not using this system, improves the life of equipment and avoids the problem of the doping that changes circulation medium appearance simultaneously, and the security of system work has been guaranteed in the setting of pressure release pipeline.
The above embodiments are only for illustrating the concept of the present invention, and those skilled in the art can make various modifications and changes under the concept of the present invention, and these modifications and changes are included in the protection scope of the present invention.
Claims (5)
1. A temperature control system of a rubber extruder, comprising: the heater is connected with the rubber extruder in series through an output pipe and a return pipe to form a circulation loop, the return pipe is provided with a circulation pump, and the output pipe is provided with a first temperature sensing line;
the controller is electrically connected with the first temperature sensing wire so as to monitor the temperature of circulating water in real time;
the electric control box is electrically connected with the controller and controls the opening or closing of the circulating pump;
the heat exchanger is arranged on the return pipe and used for exchanging heat with circulating water, the heat exchanger is communicated with a cooling water inlet and a cooling water outlet, a cooling electromagnetic valve is arranged on a pipeline for communicating the cooling water outlet with the heat exchanger, and the controller is electrically connected with the cooling electromagnetic valve;
the air blowing port is used for introducing air into the circulating loop so as to blow water in the circulating loop dry and flow out of the air outlet;
and the pressure relief pipeline is communicated with the cooling water outlet and the water outlet pipeline, and an electromagnetic valve is arranged on the pressure relief pipeline.
2. The temperature control system of claim 1, wherein the return pipe further comprises a second temperature sensing wire electrically connected to the controller.
3. The temperature control system of a rubber extruder as claimed in claim 1, wherein a filter, a ball valve and a pressure switch are provided between the cooling water inlet and the heat exchanger in sequence.
4. The temperature control system of a rubber extruder as claimed in claim 1, wherein a ball valve, said cooling solenoid valve and a filter are provided in sequence from said cooling water outlet to said heat exchanger.
5. The temperature control system of a rubber extruder of claim 1, wherein the electric cabinet is an isolated electrical control box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921954877.9U CN211074651U (en) | 2019-11-13 | 2019-11-13 | Temperature control system of rubber extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921954877.9U CN211074651U (en) | 2019-11-13 | 2019-11-13 | Temperature control system of rubber extruder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211074651U true CN211074651U (en) | 2020-07-24 |
Family
ID=71634872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921954877.9U Active CN211074651U (en) | 2019-11-13 | 2019-11-13 | Temperature control system of rubber extruder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211074651U (en) |
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2019
- 2019-11-13 CN CN201921954877.9U patent/CN211074651U/en active Active
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