Chlorine drying device for chlorine return pipeline

Abstract

The utility model relates to the technical field of drying equipment, in particular to a chlorine drying device for a chlorine return pipeline, which comprises a packed tower filled with packing made of silica gel or activated aluminum oxide, a gas inlet pipeline connected to one side of the bottom of the packed tower, and an exhaust pipeline connected to one side of the top of the packed tower. A supporting rod is vertically installed in the packed tower, spiral flow deflectors are installed on the outer side of the supporting rod from top to bottom, and a water storage bin is arranged at the bottom of the packed tower. According to the chlorine drying device for the chlorine return pipeline, the packed tower is filled with silica gel or activated aluminum oxide materials, so that water generated by an oxidation system (or compressed air) can be removed, a large amount of liquid water is prevented from entering a gas inlet coil pipe of a chlorination furnace to cause pipeline blockage, and the production stability is guaranteed; the humidity change is detected through the humidity sensor, so that an alarm is given through the alarm, and the filler can be conveniently replaced in time.

Description

TECHNICAL FIELD

[0001] The utility model relates to drying equipment technical field, concretely relates to a return chlorine pipeline chlorine drying device. BACKGROUND

[0002] The current oxidation system is used to provide heat for materials after toluene combustion to meet the reaction condition, and water and carbon dioxide are generated in the combustion process, and finally enter the chlorination furnace through the return chlorine pipeline.

[0003] The generated moisture is cooled through the cooling conduit and the return chlorine pipeline, and the temperature is reduced from gaseous state to liquid state, and the liquid water is mixed with titanium dioxide in the chlorination furnace inlet pipe, which is easy to form scabbing, thereby causing pipeline blockage and large production safety hazards. UTILITY MODEL CONTENT

[0004] The utility model discloses a return chlorine pipeline chlorine drying device to solve the problem of liquid water in the chlorination furnace inlet pipe mixed with titanium dioxide, which is easy to form scabbing, thereby causing pipeline blockage and large production safety hazards.

[0005] To achieve the above object, the utility model provides a return chlorine pipeline chlorine drying device, including the packing tower, the inside of packing tower is filled with the packing of silica gel or active alumina material, one side of the bottom of packing tower is connected with the air inlet pipeline, one side of the top of packing tower is connected with the exhaust pipe, the inside vertical mounting of packing tower has the support rod, the outside installation pole of support rod has from top to bottom set up spiral flow guide vane, the bottom of packing tower is provided with the water storage warehouse, the top of water storage warehouse is installed with the grid plate, and the bottom end of support rod is fixed on the grid plate.

[0006] As preferred, the air inlet pipeline is provided with a return chlorine manual valve and an electromagnetic valve, and the exhaust pipe is provided with an air inlet manual valve.

[0007] As preferred, the packing tower is provided with an inlet pipe at the bottom, the inlet pipe is communicated with the air inlet pipeline, and the packing tower is provided with an outlet pipe at the top, the outlet pipe is communicated with the exhaust pipe.

[0008] As preferred, the exhaust pipe is provided with a transition warehouse, the transition warehouse is provided with interfaces on both sides, and the transition warehouse is connected between the exhaust pipe and the packing tower, the inside bottom surface of the transition warehouse is provided with a humidity sensor, and the top of the transition warehouse is provided with an alarm.

[0009] As preferred, the top of the packing tower is detachably provided with a top cover, the bottom of the top cover is provided with a clamping groove, and the top of the support rod is clamped in the clamping groove.

[0010] Preferably, a control chip is installed on the alarm, the output end of the humidity sensor is electrically connected with the input end of the control chip, and the output end of the control chip is electrically connected with the input end of the alarm.

[0011] Preferably, the width of the spiral guide vane is adapted to the internal width of the filler tower.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] In the chlorine gas drying device of the return chlorine pipeline, silica gel or activated alumina material is filled in the filler tower, so that the moisture generated in the oxidation system (or in the compressed air) can be removed, a large amount of liquid water entering the gas inlet coil of the chlorination furnace is avoided to cause pipeline blockage, and the stability of production is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Fig. 2 It is a schematic diagram of the internal structure of the filler tower in the utility model;

[0016] Fig. 3 It is a schematic diagram of the internal structure of the transition bin in the utility model.

[0017] The meanings of various reference numerals in the drawings are as follows:

[0018] 1, filler tower; 11, support rod; 12, spiral guide vane; 13, grid plate; 14, water storage bin; 141, drain port; 15, inlet pipe; 16, outlet pipe; 17, top cover; 2, gas inlet pipeline; 21, reverse chlorine manual valve; 22, electromagnetic valve; 3, gas outlet pipeline; 31, gas inlet manual valve; 32, transition bin; 321, interface; 322, humidity sensor; 323, alarm. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0020] The utility model provides a kind of chlorine gas drying device of return chlorine pipeline, such as Figs. 1-3As shown, including filler tower 1, the inside of the filler tower 1 is filled with silica gel or activated alumina filler, silica gel or activated alumina material has good water absorption, the filler can remove the water generated in the oxidation system (or in the compressed air), avoid a large amount of liquid water into the chlorination furnace inlet coil to cause pipeline blockage, ensure the stability of production, the bottom side of the filler tower 1 is connected with the inlet pipeline 2, used for external connection of the return chlorine pipeline, the chlorine is introduced, the top side of the filler tower 1 is connected with the exhaust pipeline 3, used for external connection of the chlorination furnace inlet coil, the dried chlorine is introduced into the chlorination furnace inlet coil, the inside of the filler tower 1 is vertically installed with a support rod 11, the outer side of the support rod 11 is installed with a spiral guide vane 12 arranged from top to bottom, used for guiding the gas entering the inside of the filler tower 1, increasing the flow distance, making it fully contact with the filler, thereby ensuring the sufficient drying of the gas, the bottom of the filler tower 1 is provided with a water storage bin 14, one side of the water storage bin 14 is provided with a water outlet 141, the water attached to the spiral guide vane 12 slides and collects in the water storage bin 14 at the bottom of the filler tower 1, the top of the water storage bin 14 is installed with a grid plate 13, the bottom end of the support rod 11 is fixed on the grid plate 13.

[0021] In this embodiment, the inlet pipeline 2 is installed with a reverse chlorine manual valve 21 and an electromagnetic valve 22, and the exhaust pipeline 3 is installed with an inlet manual valve 31, used for controlling the opening and closing of the inlet pipeline 2 and the exhaust pipeline 3.

[0022] Specifically, the inside of the filler tower 1 is installed with an inlet pipe 15 below, the outside of the inlet pipe 15 is communicated with the inlet pipeline 2, the inside of the filler tower 1 is installed with an outlet pipe 16 above, the outside of the outlet pipe 16 is communicated with the exhaust pipeline 3, the inlet pipe 15 and the outlet pipe 16 of the filler tower 1 are flange connected with the external pipeline, and pressure gauges are installed outside the inlet pipe 15 and the outlet pipe 16 of the filler tower 1 respectively, used for monitoring the gas pressure.

[0023] Further, the exhaust pipeline 3 is installed with a transition bin 32, the two sides of the transition bin 32 are provided with interfaces 321, which are connected between the exhaust pipeline 3 and the filler tower 1, a humidity sensor 322 is installed on the inside bottom surface of the transition bin 32, and an alarm 323 is installed on the top of the transition bin 32.

[0024] Further, a top cover 17 is detachably installed on the top of the filler tower 1, which is convenient for opening the filler tower 1, taking out the support rod 11, and facilitating the replacement of the filler, the bottom of the top cover 17 is provided with a clamping groove, and the top of the support rod 11 is clamped in the clamping groove, thereby ensuring the fixation of the support rod 11.

[0025] Further, the alarm 323 is installed with a control chip, the output end of the humidity sensor 322 is electrically connected with the input end of the control chip, the output end of the control chip is electrically connected with the input end of the alarm 323, and the input end of the electromagnetic valve 22 is electrically connected with the output end of the control chip.

[0026] Further, the width of the spiral flow guide piece 12 is adapted to the internal width of the filler tower 1.

[0027] The chlorine return pipeline chlorine drying device of the utility model in use, first the device is assembled, then the inlet pipeline 2 is connected with the chlorine return pipeline, the chlorine is introduced, the exhaust pipeline 3 is connected with the chlorination furnace inlet coil, the dried chlorine is introduced into the chlorination furnace inlet coil, after the chlorine enters the filler tower 1, the spiral flow guide piece 12 guides the gas entering the internal part of the filler tower 1, increases the flow path, makes it fully contact with the filler, thereby guaranteeing the sufficient drying of the gas, the water adhered on the spiral flow guide piece 12 slides and is collected in the water storage bin 14 at the bottom of the filler tower 1, the dried chlorine is discharged to the chlorination furnace inlet coil through the exhaust pipeline 3, in the working process, the humidity sensor 322 detects the humidity information, transmits the signal to the control chip, the control chip reads the humidity information, when the humidity is greater than the preset value, indicates that the filler is invalid, the control chip controls the alarm 323 to alarm, prompts to replace the filler, and controls the electromagnetic valve 22 to close the inlet pipeline 2, stops the chlorine from entering, the operator opens the top cover 17, then takes out the support rod 11, can replace the filler, after replacing the filler, covers the top cover 17, can continue the drying work.

[0028] Finally, it needs to be explained that the electromagnetic valve 22, humidity sensor 322, alarm 323 and the like in the embodiment, the electronic components in the above components are all general standard components or components known by those skilled in the art, the structure and principle are known by those skilled in the art through technical manual or through conventional experimental method, in the idle place of the device, all the above electrical components are respectively connected through wires, the specific connection means should refer to the working order of the electrical components in the above working principle to complete the electrical connection, and they are all known technology in the art.

[0029] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only preferred examples of the present application and are not intended to limit the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A chlorine gas drying device for return chlorine pipeline, comprising a packed column (1), characterized in that: The filler tower (1) is internally filled with silica gel or active alumina material, one side of the bottom of the filler tower (1) is connected with an air inlet pipeline (2), one side of the top of the filler tower (1) is connected with an air outlet pipeline (3), a support rod (11) is vertically installed in the filler tower (1), the outer side of the support rod (11) is provided with spiral guide vanes (12) from top to bottom, a water storage bin (14) is arranged at the bottom of the filler tower (1), a grid plate (13) is installed at the top of the water storage bin (14), and the bottom end of the support rod (11) is fixed on the grid plate (13).

2. The chlorine gas drying device for return chlorine pipeline according to claim 1, characterized in that: The air inlet pipeline (2) is provided with a reverse chlorine manual valve (21) and an electromagnetic valve (22), and the air outlet pipeline (3) is provided with an air inlet manual valve (31).

3. The chlorine gas drying device for return chlorine pipeline according to claim 1, characterized in that: An inlet pipe (15) is installed below the filler tower (1), the outer side of the inlet pipe (15) is communicated with the air inlet pipeline (2), an outlet pipe (16) is installed above the filler tower (1), and the outer side of the outlet pipe (16) is communicated with the air outlet pipeline (3).

4. The chlorine gas drying device for return chlorine pipeline according to claim 1, characterized in that: A transition bin (32) is installed on the air outlet pipeline (3), interfaces (321) are arranged on both sides of the transition bin (32) and connected between the air outlet pipeline (3) and the filler tower (1), a humidity sensor (322) is installed on the inner bottom surface of the transition bin (32), and an alarm (323) is installed on the top of the transition bin (32).

5. The chlorine gas drying device for return chlorine pipeline according to claim 1, characterized in that: A top cover (17) is detachably installed on the top of the filler tower (1), the bottom of the top cover (17) is provided with a clamping groove, and the top of the support rod (11) is clamped in the clamping groove.

6. The chlorine gas drying device for return chlorine pipeline according to claim 4, characterized in that: A control chip is installed on the alarm (323), the output end of the humidity sensor (322) is electrically connected with the input end of the control chip, and the output end of the control chip is electrically connected with the input end of the alarm (323).

7. The chlorine gas drying device for return chlorine pipeline according to claim 1, characterized in that: The width of the spiral guide vane (12) is adapted to the internal width of the filler tower (1).

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