Glass-lined reaction kettle for concentrating dilute sulphuric acid

Abstract

The utility model belongs to the technical field of chemical equipment, and particularly relates to a glass-lined reaction kettle for concentrating dilute sulphuric acid, which comprises a base, an auxiliary mechanism is arranged above the base, and a heating and stirring reaction mechanism is arranged on the auxiliary mechanism. Through the arranged heating and stirring reaction mechanism, a power motor is started to drive a rotating rod, a stirring plate, an auger blade and a rotating cylinder assembly to rotate, a heating resistance wire located on a glass-lined jacket kettle body is spirally distributed along the glass-lined jacket kettle body, the heating function can be rapidly and uniformly provided, the reaction effect in a glass-lined reaction cavity is promoted, and the reaction efficiency is improved. The cooling jacket communicated with the external cooling gas source is arranged on the periphery of the heating cavity, in practical application, the cooling jacket can rapidly cool the heating cavity in the reaction process or after the reaction is finished, the production efficiency is improved, meanwhile, the temperature in the kettle body is monitored through the arranged temperature measuring assembly, the stirring and heating effects are guaranteed, and the production cost is reduced. The reaction efficiency is improved, and the problem of non-uniform heating and stirring of dilute sulfuric acid is avoided.

Description

TECHNICAL FIELD

[0001] The utility model belongs to chemical equipment technical field, concretely relates to a glass lined reaction kettle for dilute sulfuric acid concentration. BACKGROUND

[0002] The general understanding of the reaction kettle is a container with physical or chemical reaction, and the structure design and parameter configuration of the container are used to realize the heating, evaporation, cooling and low-speed mixing functions required by the process. The reaction kettle is widely used in petroleum, chemical industry, rubber, pesticide, dye, medicine and food to complete the process of pressure vessels such as reactor, reaction pot, decomposition pot and polymerization kettle, for example, the process of vulcanization, nitration, hydrogenation, alkylation, polymerization and condensation. The materials are generally carbon manganese steel, stainless steel, zirconium, nickel-based alloy and other composite materials. Most of the reaction kettles used at present are glass lined reaction kettles. The glass lined reaction kettle is to line the inner surface of the steel container with glass containing high silicon dioxide, and to firmly adhere to the metal surface after high temperature burning to become a composite material product.

[0003] In the prior art, the dilute sulfuric acid can only be stirred at the same horizontal height, and the stirring range is limited, so that the dilute sulfuric acid is prone to bottoming and layering, and the effect of uneven heating and stirring cannot be effectively improved, so it is urgent to design a glass lined reaction kettle for dilute sulfuric acid concentration to solve these problems. UTILITY MODEL CONTENT

[0004] In view of the deficiencies of the prior art, the utility model discloses a glass lined reaction kettle for dilute sulfuric acid concentration.

[0005] The utility model discloses a glass lined reaction kettle for dilute sulfuric acid concentration.

[0006] A glass lined reaction kettle for dilute sulfuric acid concentration, including the base, the base top is provided with the auxiliary mechanism, is provided with heating and stirring reaction mechanism on the auxiliary mechanism.

[0007] The heating and stirring reaction mechanism includes a frame body fixedly arranged above the auxiliary mechanism, a noise reduction plug fixedly installed in the frame body, a power motor vertically arranged on the frame body, a rotating rod installed on the power motor power end and vertically installed in the noise reduction plug, a stirring plate fixedly installed on the lower end of the outer surface of the rotating rod, a auger blade fixedly arranged on the outer surface of the rotating rod, a rotating cylinder assembly fixedly installed on the outer surface of the rotating rod and wrapped on the outer surface of the auger blade, a glass lined jacketed kettle body installed in the auxiliary mechanism, a heating resistance wire spirally arranged on the outer surface of the glass lined jacketed kettle body, a cooling jacket fixedly installed on the outer surface of the auxiliary mechanism, a cooling gas injection port arranged on one side of the cooling jacket, an air outlet arranged on the other side of the cooling jacket, a protection gas injection port arranged on the lower end of the air outlet and installed on the cooling jacket, and a temperature measuring assembly arranged above the glass lined jacketed kettle body.

[0008] Preferably, the auxiliary mechanism comprises a support frame fixedly arranged above the base, a bearing ring fixedly installed on the support frame, a glass-lined reaction kettle body fixedly installed in the bearing ring, a material guiding assembly arranged at the lower end of the glass-lined reaction kettle body, a cover plate body arranged above the glass-lined reaction kettle body, a material inlet pipe arranged on the cover plate body, a pressure relief pipe arranged on one side of the material inlet pipe, a pressure relief valve arranged on the pressure relief pipe, a pressure gauge arranged on the pressure relief pipe, and a hollow floating pipe arranged vertically on the cover plate body and provided with a floating assembly.

[0009] Preferably, the rotating cylinder assembly comprises a rotating cylinder fixedly arranged on the outer surface of the rotating rod, and the outer surface of the rotating cylinder is provided with a hollow hole.

[0010] Preferably, the temperature measuring assembly comprises a temperature probe arranged above the glass-lined jacketed kettle body, and a temperature indicator is installed on the temperature probe.

[0011] Preferably, the material guiding assembly comprises a material guiding table arranged at the lower end of the glass-lined reaction kettle body, a flow control valve is installed on the material guiding pipe.

[0012] Preferably, the floating assembly comprises a floating rod arranged in the hollow floating pipe, a floating ball is installed at one end of the floating rod, and a flat-shaped stopper is arranged at the other end of the floating rod.

[0013] Beneficial effects are that:

[0014] The utility model discloses a glass-lined reaction kettle for dilute sulfuric acid concentration, through the heating stirring reaction mechanism that sets up, and the rotating rod, the stirring board, the auger blade, the rotating cylinder assembly are driven to rotate to the starting power motor, and the heating resistance wire on the glass-lined jacketed kettle body is along the spiral distribution of glass-lined jacketed kettle body, can provide the heating function of fast and even, promotes the reaction effect in the glass-lined reaction cavity, and the cooling jacket that communicates with the outside cooling gas source is arranged on the heating cavity periphery, when the actual application, the cooling jacket can carry out the quick cooling to the heating cavity in the reaction process or after the reaction, improves the production efficiency, and through the temperature measuring assembly that sets up simultaneously, the temperature in the kettle body is monitored, guarantees the stirring heating effect, improves the reaction efficiency, improves the reaction effect, and the problem that dilute sulfuric acid heating stirring is uneven, reaction is not thorough, convenient to use, and the practicality is strong. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the structure schematic diagram of the utility model,

[0016] Figure 2 It is the front view structure schematic diagram of the utility model,

[0017] Figure 3 It is the front view structure schematic diagram of the utility model,

[0018] Figure 4 is a schematic diagram of the rotating cylinder structure of the utility model;

[0019] Figure 5 is a schematic diagram of the stirring plate structure of the utility model.

[0020] In the figure: 1, base; 2, auxiliary mechanism; 201, support frame; 202, bearing ring; 203, material guiding table; 204, flow control valve; 205, glass-lined reaction kettle body; 2061, mounting lug; 207, cover plate body; 2071, connecting lug; 208, material inlet pipe; 209, pressure relief pipe; 2091, pressure relief valve; 210, pressure gauge; 211, floating rod; 2111, floating ball; 212, hollow floating pipe; 2121, flat-shaped stop block; 3, heating and stirring reaction mechanism; 301, frame body; 302, noise reduction plug; 303, power motor; 304, rotating rod; 3041, stirring plate; 305, auger blade; 306, rotating cylinder; 3061, hollow hole; 307, temperature probe rod; 3071, temperature indicator; 308, glass-lined jacketed kettle body; 309, heating resistance wire; 310, cooling jacket; 311, cooling gas injection port; 3111, gas outlet; 312, protection gas injection port. DETAILED DESCRIPTION

[0021] 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.

[0022] In the description of the utility model, it should be explained that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model; the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0023] In the description of the utility model, still need to explain, unless another explicit provision and limitation, term '' install '' '' link '' '' connection '' should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through intermediate medium, can be two elements inside the communication.For ordinary skilled person in the art, the above-mentioned terms can be understood in the specific meaning in the utility model according to specific circumstances.

[0024] With reference to Figures 1-5 The utility model provides a kind of embodiment: a kind of glass-lined reaction kettle for dilute sulfuric acid concentration, including base 1, base 1 upper portion is provided with auxiliary mechanism 2, heating agitating reaction mechanism 3 is set on auxiliary mechanism 2.

[0025] In the embodiment, the auxiliary mechanism 2 comprises a support frame 201 fixedly arranged above the base 1, a bearing ring 202 fixedly installed on the support frame 201, a glass-lined reactor body 206 fixedly installed in the bearing ring 202, a material guiding assembly arranged at the lower end of the glass-lined reactor body 206, a cover plate body 207 arranged above the glass-lined reactor body 206, a material inlet pipe 208 arranged on the cover plate body 207, a pressure relief pipe 209 arranged on one side of the material inlet pipe 208, a pressure relief valve 2091 arranged on the pressure relief pipe 209, a pressure gauge 210 arranged on the pressure relief pipe 209, a hollow float pipe 212 arranged vertically on the cover plate body 207, and a floating assembly arranged in the hollow float pipe 212. The material guiding assembly comprises a material guiding table 203 arranged at the lower end of the glass-lined reactor body 206, a flow guiding pipe 204 fixedly arranged on the material guiding table 203, and a flow control valve 205 installed on the flow guiding pipe 204. The floating assembly comprises a float rod 211 arranged in the hollow float pipe 212, a floating ball 2111 installed at one end of the float rod 211, and a flat-shaped stopper 2121 arranged at the other end of the float rod 211. The base 1 has higher stability and will not cause damage to the glass-lined reactor body 206 during installation. Four groups of installation ears 2061 are installed on the glass-lined reactor body 206 and arranged at an angle of 90 degrees. Connection ears 2071 are installed on the cover plate body 207 and matched with the four groups of installation ears 2061. When the pressure in the glass-lined reactor body 206 is too high, the pressure gauge 210 is used for monitoring. When the pressure exceeds a certain value, the pressure will move the pressure relief valve 2091 to release the pressure, so as to avoid the risk of explosion of the glass-lined reactor body 206 due to the failure of timely pressure relief when the internal pressure of the glass-lined reactor body 206 is too high. The pressure in the glass-lined reactor body 206 does not need to be sensed by a person to release the pressure. As the dilute sulfuric acid solution in the glass-lined reactor body 206 rises, the floating ball 2111 on the float rod 211 moves upward, so as to facilitate detection of the height of the dilute sulfuric acid solution in the glass-lined reactor body 206 and avoid overflow of the dilute sulfuric acid solution. A scale (not shown in the figure) is arranged on the outer surface of the float rod 211, so as to observe the height of the dilute sulfuric acid solution. A cover plate is installed on the material inlet pipe 208, so as to prevent the dilute sulfuric acid in the glass-lined reactor body 206 from flowing out.

[0026] In the embodiment, the heating and stirring reaction mechanism 3 comprises a frame body 301 fixedly arranged above the auxiliary mechanism 2, a noise reduction plug 302 fixedly installed in the frame body 301, which can reduce the noise generated during the operation of the motor. A power motor 303 is vertically arranged on the frame body 301, a rotating rod 304 is installed at the power end of the power motor 303, and the rotating rod 304 is vertically installed in the noise reduction plug 302. A stirring plate 3041 is fixedly installed at the lower end of the outer surface of the rotating rod 304. A screw auger blade 305 is fixedly arranged on the outer surface of the rotating rod 304. A rotating cylinder assembly is fixedly installed on the outer surface of the rotating rod 304 and wrapped around the outer surface of the screw auger blade 305. A glass-lined jacketed kettle body 308 is installed in the auxiliary mechanism 2. A heating resistance wire 309 is spirally arranged on the outer surface of the glass-lined jacketed kettle body 308. A cooling jacket 310 is fixedly installed on the outer surface of the auxiliary mechanism 2. A cooling gas injection port 311 is arranged on one side of the cooling jacket 310. An air outlet 3111 is arranged on the other side of the cooling jacket 310. A protection gas injection port 312 is arranged at the lower end of the air outlet 3111 and installed on the cooling jacket 310. A temperature measurement assembly is arranged above the glass-lined jacketed kettle body 308. The rotating cylinder assembly comprises a rotating cylinder 306 fixedly arranged on the outer surface of the rotating rod 304. The outer surface of the rotating cylinder 306 is provided with a hollow hole 3061. The rotating rod 304 and the rotating cylinder 306 are fixedly connected through a cross plate. The temperature measurement assembly comprises a temperature probe 307 arranged above the glass-lined jacketed kettle body 308. A temperature indicator 3071 is installed on the temperature probe 307. A heater is installed on the heating resistance wire 309 and located on the outer surface of the glass-lined reaction kettle body 206. A heating hollow chamber is formed between the glass-lined reaction kettle body 206 and the glass-lined jacketed kettle body 308. The cooling jacket 310 is a hollow chamber. The cooling jacket 310 is provided with a cooling gas injection port 311 on one side, which is in communication with an external cooling gas source, for cooling the heating hollow chamber between the glass-lined jacketed kettle body 308 and the glass-lined reaction kettle body 206. The other side of the cooling jacket 310 is provided with an air outlet 3111 for discharging gas. The heating hollow chamber is provided with a protection gas injection port 312 in communication with an external inert protective gas. The external inert protective gas is used to protect the glass-lined jacketed kettle body 308. There is a certain rotating space between the rotating cylinder assembly, the stirring plate 3041 and the glass-lined jacketed kettle body 308, which can avoid collision and explosion of the glass-lined jacketed kettle body 308. The glass-lined reaction kettle body 206 is sealed and separated into a glass-lined reaction cavity and a heating hollow chamber located at the periphery of the glass-lined jacketed kettle body 308 by the glass-lined jacketed kettle body 308.

[0027] Working principle: in use, first dilute sulfuric acid is poured into the glass lined reactor body 206 through the material inlet pipe 208 into the glass lined jacketed kettle body 308, start the power motor 303, the power motor 303 drives the rotating rod 304, the stirring plate 3041, the auger blade 305, the rotating cylinder 306 rotates, the stirring plate 3041, the rotating cylinder 306 stirs the dilute sulfuric acid, the heating resistance wire 309 heats the glass lined jacketed kettle body 308, accelerates the reaction rate of dilute sulfuric acid concentration, when the pressure gauge 210 tests the pressure of the glass lined reactor body 206, the glass lined jacketed kettle body 308 is too large, the pressure relief valve 2091 is lifted, the glass lined reactor body 206 is pressure relieved, with the dilute sulfuric acid in the glass lined reactor body 206 rising, the floating ball 2111 is lifted up along the floating rod 211, the height of the dilute sulfuric acid in the glass lined reactor body 206 is detected, the solution is prevented from overflowing, after a period of time, the drain pipe 204, the flow control valve 205 take out the dilute sulfuric acid reagent for detection, observe the concentration and mixing uniformity of the reagent, when the temperature is too high through the temperature measuring assembly, the cooling gas injection port 311 connected with the external cooling gas source is used for cooling the heating hollow chamber between the glass lined jacketed kettle body 308 and the glass lined reactor body 206; At the same time, the cooling jacket 310 is provided with a gas outlet 3111 for discharging gas; The heating hollow chamber is provided with a protection gas injection port 312 communicated with the external inert protective gas, and the solution is discharged through the drain pipe 204 after the reaction is completed.

[0028] Finally, it should be pointed out that: the above only for preferred embodiments of the utility model have described, and do not limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features, any modification, equivalent replacement, improvement etc. made within the spirit and principles of the utility model, should be contained in the protection scope of the utility model.

Claims

1. A glass-lined reaction vessel for concentrating dilute sulfuric acid, characterized by: Including the base (1), the auxiliary mechanism (2) is arranged above the base (1), and the heating stirring reaction mechanism (3) is arranged on the auxiliary mechanism (2); The heating stirring reaction mechanism (3) comprises a frame body (301) fixedly arranged above the auxiliary mechanism (2), a noise reduction plug (302) fixedly installed in the frame body (301), a power motor (303) vertically arranged on the frame body (301), a rotating rod (304) installed at the power end of the power motor (303) and vertically installed in the noise reduction plug (302), a stirring plate (3041) fixedly installed at the lower end of the outer surface of the rotating rod (304), a screw blade (305) fixedly arranged on the outer surface of the rotating rod (304), a rotating cylinder assembly fixedly installed on the outer surface of the rotating rod (304) and wrapped on the outer surface of the screw blade (305), a glass-lined jacketed kettle body (308) installed in the auxiliary mechanism (2), a heating resistance wire (309) spirally arranged on the outer surface of the glass-lined jacketed kettle body (308), a cooling jacket (310) fixedly installed on the outer surface of the auxiliary mechanism (2), a cooling gas injection port (311) arranged on one side of the cooling jacket (310), an air outlet (3111) arranged on the other side of the cooling jacket (310), a protection gas injection port (312) arranged at the lower end of the air outlet (3111) and installed on the cooling jacket (310), and a temperature measuring assembly arranged above the glass-lined jacketed kettle body (308).

2. A glass-lined reaction vessel for concentrating dilute sulphuric acid according to claim 1, characterized in that: The auxiliary mechanism (2) comprises a support frame (201) fixedly arranged above the base (1), a bearing ring (202) fixedly installed on the support frame (201), a glass-lined reaction kettle body (206) fixedly installed in the bearing ring (202), a material guiding assembly arranged at the lower end of the glass-lined reaction kettle body (206), a cover plate body (207) arranged above the glass-lined reaction kettle body (206), a material inlet pipe (208) arranged on the cover plate body (207), a pressure relief pipe (209) arranged on one side of the material inlet pipe (208), a pressure relief valve (2091) arranged on the pressure relief pipe (209), a pressure gauge (210) arranged on the pressure relief pipe (209), a hollow floating pipe (212) vertically arranged on the cover plate body (207), and a floating assembly arranged in the hollow floating pipe (212).

3. The glass-lined reaction vessel for concentrating dilute sulfuric acid according to claim 1, wherein: The rotating cylinder assembly comprises a rotating cylinder (306) fixedly arranged on the outer surface of the rotating rod (304), and the rotating cylinder (306) is provided with a hollow hole (3061) on the outer surface.

4. The glass-lined reaction vessel for concentrating dilute sulfuric acid according to claim 1, wherein: The temperature measuring assembly comprises a temperature probe (307) arranged above the glass-lined jacketed kettle body (308), a temperature display device (3071) installed on the temperature probe (307), and a heater installed on the heating resistance wire (309).

5. The glass-lined reaction vessel for concentrating dilute sulfuric acid according to claim 2, wherein: The material guiding assembly comprises a material guiding table (203) arranged at the lower end of the glass lining reaction kettle body (206), and a guiding pipe (204) is fixedly arranged on the material guiding table (203), and a flow control valve (205) is installed on the guiding pipe (204).

6. A glass-lined reaction vessel for concentrating dilute sulphuric acid according to claim 2, characterized in that: The floating assembly comprises a floating rod (211) arranged in the hollow floating pipe (212), one end of the floating rod (211) is provided with a floating ball (2111), and the other end of the floating rod (211) is provided with a flat-shaped stop block (2121).

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