Reaction kettle convenient for sampling

Abstract

The reaction kettle comprises a tank body, a sampling device is arranged in the tank body, an opening and closing device is arranged on the upper surface of the tank body, a fixing block is fixedly connected to the upper surface of the tank body, and an observation window is fixedly connected to the inner surface of the left side of the tank body. A water pump is fixedly connected to the left side surface, close to the lower end, of the tank body, and a water pipe is fixedly connected to the inner side surface of the water pump. According to the structure, the screw rod in the sampling device rotates to drive the moving plate to move so as to move the sampling pipe on the moving plate, so that a solution in the tank body is sampled, the closing plate in the opening and closing device is arranged to prevent water vapor from leaving, and the sampling opening can be automatically closed after sampling is finished, so that the operation is simple and convenient; after sampling is completed, redundant materials can be put back into the tank body, and waste is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of reaction kettles, and particularly relates to a reaction kettle convenient for sampling. Background Art

[0002] The general understanding of a reaction kettle is a container for physical or chemical reactions. Through the structural design and parameter configuration of the container, functions such as heating, evaporation, cooling, and mixing at low and high speeds required by the process are achieved. Reaction kettles are widely used in petroleum, chemical industry, rubber, pesticides, dyes, medicine, and food, and are pressure vessels used to complete processes such as vulcanization, nitrification, hydrogenation, alkylation, polymerization, and condensation, such as reactors, reaction pots, decomposition pots, polymerization kettles, etc.; the materials are generally carbon manganese steel, stainless steel, zirconium, nickel-based (Hastelloy, Monel, Inconel) alloys, and other composite materials.

[0003] During the stirring process of the reaction kettle, the staff needs to sample the materials inside the reaction kettle. If the staff directly opens the discharge port, they will be scalded by the water vapor emitted from the inside of the reaction kettle, and after opening the discharge port, more materials will be discharged, far exceeding the amount required for sampling, resulting in waste of materials. Content of the Utility Model

[0004] The purpose of the utility model is to provide a reaction kettle convenient for sampling. By setting the rotation of the lead screw in the sampling device to drive the moving plate to move and move the sampling tube on it up, so as to sample the solution in the tank body. By setting the closing plate in the opening and closing device to prevent the water vapor from leaving, and after sampling, the sampling port can be automatically closed simply and conveniently. After sampling, the excess can be put back into the tank body to reduce waste.

[0005] To achieve the above purpose, a reaction kettle convenient for sampling is provided, including a tank body. A sampling device is arranged inside the tank body. An opening and closing device is arranged on the upper surface of the tank body. A fixed block is fixedly connected to the upper surface of the tank body. An observation window is fixedly connected to the left inner surface of the tank body. A water pump is fixedly connected to the left surface of the tank body near the lower end. A water pipe is fixedly connected to the inner surface of the water pump.

[0006] Preferably, the sampling device includes a shell, a worm gear, a worm, a handle, a lead screw, a moving plate, a shielding block, a limiting plate, a sampling tube, a guiding tube, and a pushing plate. The shell is fixedly connected to the upper surface of the tank body. The lower end of the lead screw is rotatably connected to the inner bottom wall of the tank body.

[0007] Preferably, the upper end of the lead screw is rotatably connected to the inner surface of the shell. The worm gear is fixedly connected to the side surface of the lead screw near the upper end. The worm is meshed with the worm gear. The front end of the worm is fixedly connected to a handle.

[0008] Preferably, the moving plate is threadedly connected to the side surface of the lead screw, the shielding block is fixedly connected to the side surface of the moving plate, the limiting plate is fixedly connected to the upper surface of the moving plate, a limiting rod is fixedly connected to the side surface of the sampling tube, and the sampling tube is rotationally connected to the inner side surface of the limiting plate through the limiting rod.

[0009] Preferably, the guiding tube is fixedly connected to the inner side surface of the front side near the upper end of the sampling tube, the lower end of the pushing plate is fixedly connected to the upper surface of the limiting plate, a rotating sliding rod is rotationally connected to the upper surface of the pushing plate, a limiting sliding strip is fixedly connected to the front side surface of the moving plate, and the moving plate is slidably connected to the inner wall of the tank body through the limiting sliding strip.

[0010] Preferably, the opening and closing device includes a closing plate, a rotating rod, a fixed circular plate and a spring. One end of the rotating rod is rotationally connected to the inner side surface of the housing, the other end of the rotating rod is rotationally connected to the inner side surface of the fixed block, and the fixed circular plate is fixedly connected to the side surface of the rotating rod.

[0011] Preferably, the spring is sleeved on the side surface of the rotating rod near the fixed block. One end of the spring is fixedly connected to the left side surface of the fixed circular plate, the spring is fixedly connected to the inner side surface of the fixed block, and the closing plate is fixedly connected to the side surface of the rotating rod.

[0012] The beneficial effects of the present utility model: By setting the rotation of the lead screw in the sampling device to drive the moving plate to move and move the sampling tube thereon, so as to sample the solution in the tank body. By setting the closing plate in the opening and closing device to prevent the steam from leaving, and after sampling, the sampling port can be automatically closed simply and conveniently. After sampling is completed, the excess can be put back into the tank body to reduce waste.

[0013] Additional aspects and advantages of the present utility model will be given in part in the following description, and part will become obvious from the following description, or will be understood through the practice of the present utility model. Description of the Drawings

[0014] The present utility model will be further described below in conjunction with the drawings and embodiments;

[0015] Figure 1 It is a schematic diagram of the overall structure of a reaction kettle convenient for sampling according to the present utility model;

[0016] Figure 2 It is a schematic diagram of the internal structure of a reaction kettle convenient for sampling according to the present utility model;

[0017] Figure 3 It is a schematic diagram of the structure of the sampling device of a reaction kettle convenient for sampling according to the present utility model;

[0018] Figure 4Schematic structural diagram of an opening and closing device for a reactor facilitating sampling according to the present utility model.

[0019] Legend description:

[0020] 1. Tank body; 2. Sampling device; 201. Shell; 202. Worm gear; 203. Worm; 204. Handle; 205. Lead screw; 206. Moving plate; 207. Shielding block; 208. Limiting plate; 209. Sampling pipe; 210. Guide pipe; 211. Pushing plate; 3. Opening and closing device; 301. Closing plate; 302. Rotating rod; 303. Fixed circular plate; 304. Spring; 4. Observation window; 5. Water pump; 6. Water pipe; 7. Fixed block. Specific implementation manner

[0021] This part will describe in detail the specific embodiments of the present utility model. The preferred embodiments of the present utility model are shown in the drawings. The function of the drawings is to supplement the description in the text part of the specification, enabling people to intuitively and vividly understand each technical feature and the overall technical solution of the present utility model, but it cannot be understood as a limitation on the protection scope of the present utility model.

[0022] Refer to Figures 1 to 4 As shown in the figure, a reactor facilitating sampling according to an embodiment of the present utility model includes a tank body 1. A sampling device 2 is arranged inside the tank body 1. An opening and closing device 3 is arranged on the upper surface of the tank body 1. A fixed block 7 is fixedly connected to the upper surface of the tank body 1. An observation window 4 is fixedly connected to the left inner surface of the tank body 1. A water pump 5 is fixedly connected to the left surface of the tank body 1 near the lower end. A water pipe 6 is fixedly connected to the inner surface of the water pump 5.

[0023] The observation window 4 is used to observe the situation inside the tank body 1. The water pump 5 is used to pump out the liquid after the reaction in the reactor. The opening and closing device 3 is provided to prevent water vapor from leaving. The sampling device 2 is provided to sample the liquid in the tank body 1.

[0024] The sampling device 2 includes a housing 201, a worm gear 202, a worm 203, a handle 204, a lead screw 205, a moving plate 206, a shielding block 207, a limiting plate 208, a sampling tube 209, a guiding tube 210 and a push plate 211. The housing 201 is fixedly connected to the upper surface of the tank body 1. The lower end of the lead screw 205 is rotatably connected to the inner bottom wall of the tank body 1, and the upper end of the lead screw 205 is rotatably connected to the inner side surface of the housing 201. The worm gear 202 is fixedly connected to the side surface of the lead screw 205 near the upper end. The worm 203 is meshed with the worm gear 202. The front end of the worm 203 is fixedly connected with the handle 204. The moving plate 206 is threadedly connected to the side surface of the lead screw 205. The shielding block 207 is fixedly connected to the side surface of the moving plate 206. The limiting plate 208 is fixedly connected to the upper surface of the moving plate 206. A limiting rod is fixedly connected to the side surface of the sampling tube 209. The sampling tube 209 is rotatably connected to the inner side surface of the limiting plate 208 through the limiting rod. The guiding tube 210 is fixedly connected to the inner front surface of the sampling tube 209 near the upper end. The lower end of the push plate 211 is fixedly connected to the upper surface of the limiting plate 208. A rotating slide bar is rotatably connected to the upper surface of the push plate 211. A limiting slide bar is fixedly connected to the front side surface of the moving plate 206. The moving plate 206 is slidably connected to the inner wall of the tank body 1 through the limiting slide bar.

[0025] By rotating the handle 204, the handle 204 drives the worm gear 202 to rotate. The rotation of the worm gear 202 drives the lead screw 205 to rotate. The rotation of the lead screw 205 drives the moving plate 206 to move upward. After the sampling tube 209 is moved out, the shielding block 207 blocks the outlet to prevent the steam from leaving, reducing the possibility of being scalded. The sampling tube 209 rotates inside the limiting plate 208 and its center of gravity is downward and vertically placed.

[0026] The opening and closing device 3 includes a closing plate 301, a rotating rod 302, a fixed circular plate 303 and a spring 304. One end of the rotating rod 302 is rotatably connected to the inner side surface of the housing 201, and the other end of the rotating rod 302 is rotatably connected to the inner side surface of the fixed block 7. The fixed circular plate 303 is fixedly connected to the side surface of the rotating rod 302. The spring 304 is sleeved on the side surface of the rotating rod 302 near the fixed block 7. One end of the spring 304 is fixedly connected to the left side surface of the fixed circular plate 303, and the spring 304 is fixedly connected to the inner side surface of the fixed block 7. The closing plate 301 is fixedly connected to the side surface of the rotating rod 302. When the moving plate 206 moves upward, the push plate 211 contacts the closing plate 301 and pushes the closing plate 301 open. Rotating the handle 204 in the reverse direction drives the worm gear 202 to reverse and moves the moving plate 206 downward. At the same time, the closing plate 301 closes the opening under the elastic force of the spring 304.

[0027] Working principle: Rotate the handle 204, the handle 204 drives the worm gear 202 to rotate, the rotation of the worm gear 202 drives the lead screw 205 to rotate, the rotation of the lead screw 205 drives the moving plate 206 to move upward. When the moving plate 206 moves upward, the push plate 211 contacts the closing plate 301 and pushes the closing plate 301 open. After the sampling tube 209 is removed, the blocking block 207 blocks the outlet to prevent the steam from leaving and reduces the possibility of being scalded. Then, use a test tube to push the guiding tube 210 downward, and the sampling liquid in the sampling tube 209 flows along the guiding tube 210 into the test tube. After sampling, rotate the handle 204 in the reverse direction to drive the worm gear 202 to reverse and move the moving plate 206 downward. At the same time, the closing plate 301 closes the opening under the elastic force of the spring 304, and move the sampling tube 209 below the liquid level, where the excess liquid is mixed with the liquid in the tank.

[0028] The above has described the embodiments of the present invention in detail with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the scope of knowledge possessed by those of ordinary skill in the art.

Claims

1. A reaction kettle convenient for sampling, characterized in that: The invention comprises a tank body (1), wherein a sampling device (2) is arranged inside the tank body (1), an opening and closing device (3) is arranged on the upper surface of the tank body (1), a fixing block (7) is fixedly connected to the upper surface of the tank body (1), an observation window (4) is fixedly connected to the left inner surface of the tank body (1), a water pump (5) is fixedly connected to the left surface of the tank body (1) near the lower end, and a water pipe (6) is fixedly connected to the inner surface of the water pump (5); The sampling device (2) comprises a housing (201), a worm gear (202), a worm (203), a handle (204), a screw (205), a movable plate (206), a blocking block (207), a limit plate (208), a sampling tube (209), a guide tube (210) and a push plate (211); the housing (201) is fixedly connected to the upper surface of the tank body (1), and the lower end of the screw (205) is rotatably connected to the inner bottom wall of the tank body (1); The upper end of the screw (205) is rotatably connected to the inner surface of the housing (201), the worm wheel (202) is fixedly connected to the side surface of the screw (205) near the upper end, the worm (203) and the worm wheel (202) are meshingly connected, and the front end of the worm (203) is fixedly connected to a handle (204); The movable plate (206) is threadedly connected to the side surface of the screw rod (205), the blocking block (207) is fixedly connected to the side surface of the movable plate (206), the limiting plate (208) is fixedly connected to the upper surface of the movable plate (206), the side surface of the sampling tube (209) is fixedly connected to the limiting rod, and the sampling tube (209) is rotatably connected to the inner surface of the limiting plate (208) through the limiting rod; The guide tube (210) is fixedly connected to the front inner surface of the sampling tube (209) near the upper end, the lower end of the push plate (211) is fixedly connected to the upper surface of the limit plate (208), the upper surface of the push plate (211) is rotatably connected to a rotating slide bar, the front surface of the movable plate (206) is fixedly connected to a limit slide bar, and the movable plate (206) is slidably connected to the inner wall of the tank body (1) via the limit slide bar; The opening and closing device (3) comprises a closing plate (301), a rotating rod (302), a fixed circular plate (303) and a spring (304); one end of the rotating rod (302) is rotatably connected to the inner surface of the housing (201); the other end of the rotating rod (302) is rotatably connected to the inner surface of the fixed block (7); and the fixed circular plate (303) is fixedly connected to the side surface of the rotating rod (302).

2. A reaction kettle convenient for sampling according to claim 1, characterized in that: The spring (304) is sleeved on the side surface of the rotating rod (302) close to the fixed block (7), one end of the spring (304) is fixedly connected to the left side surface of the fixed circular plate (303), the spring (304) is fixedly connected to the inner side surface of the fixed block (7), and the closing plate (301) is fixedly connected to the side surface of the rotating rod (302).

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