HCN reactor

Abstract

The utility model provides an HCN (hydrogen cyanide) reactor and belongs to the technical field of HCN. The reactor body can be used for producing HCN; the fixed disc is fixedly connected into the reactor body and can be used for mounting the spraying mechanism; one group of spraying mechanism comprises a sliding pipe which is fixedly connected with and penetrates through the upper end and the lower end of the fixed disc, so that the hose can slide in the fixed disc; the sliding rod is connected into the sliding pipe in a sliding manner and can enable the hose to move in the reactor body; the hose is fixedly connected into the sliding rod and can be used for introducing HCN into the reactor body; the fixing ring is fixedly connected to the upper end of the hose and can be used for connecting the electromagnetic switch with the hose, NaOH is introduced into the reactor body, HCN is uniformly sprayed into the reactor body at the same time, so that the NaOH and the HCN can be effectively mixed, and the problem of low production efficiency can be solved while the mixing uniformity is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of HCN, and in particular relates to an HCN reactor. Background Art

[0002] Hydrogen cyanide is an inorganic compound with the chemical formula HCN. It is a liquid under standard conditions. It is easy to disperse evenly in the air and is flammable in the air. When the content of hydrogen cyanide in the air reaches 5.6% to 12.8%, it is explosive.

[0003] Authorization announcement number "CN207361800U" records "a reactor for preparing sodium cyanide. The reactor includes a reaction section and an absorption section; the reaction section includes a cylinder, an HCN feeder, a NaOH feeder, a circulating mixing tube, a first circulating liquid tube and an ejector; the HCN feeder and the NaOH feeder extend obliquely from outside the cylinder into the cylinder, respectively, and the ends of the HCN feeder and the NaOH feeder are respectively connected to the circulating mixing tube; the absorption section is arranged above the reaction section; the absorption section includes a main body and a second circulating liquid tube, and the main body is cylindrical, the upper part of the main body is provided with a second circulating liquid tube, and the lower part is a packing area. The reactor is suitable for the acrylonitrile by-product method, and its design is ingenious, which can absorb unreacted hydrocyanic acid, reduce raw material waste, and improve yield."

[0004] The above patent can absorb unreacted hydrocyanic acid, reduce raw material waste and improve yield, but the device for preparing sodium cyanide in the prior art adopts a spraying structure, the spraying position of which is relatively fixed, and the reaction with hydrocyanic acid in the filler is not uniform, resulting in low production efficiency. Utility Model Content

[0005] The utility model aims to provide an HCN reactor, aiming to solve the problem that the device for preparing sodium cyanide in the prior art adopts a spraying structure, the spraying position of which is relatively fixed, and the reaction with hydrocyanic acid in the filler is not uniform, thus resulting in low production efficiency.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] An HCN reactor, comprising:

[0008] Reactor body;

[0009] A fixed disc, fixedly connected to the reactor body;

[0010] The spraying mechanism is provided with four groups, one of which comprises:

[0011] A sliding pipe, fixedly connected to and passing through the upper and lower ends of the fixed disc;

[0012] A sliding rod, slidably connected in the sliding tube;

[0013] A hose, fixedly connected to the slide rod;

[0014] A fixing ring, fixedly connected to the upper end of the hose;

[0015] A nozzle fixedly connected to the lower end of the hose;

[0016] A swing pipe is rotatably connected to the lower end of the sliding pipe through a hinge shaft, and the lower end of the hose is fixedly connected to the swing pipe;

[0017] An electromagnetic switch, fixedly connected to the upper end of the fixed disc;

[0018] The clamping rod is fixedly connected to the output end of the electromagnetic switch, and the surface of the fixing ring is fixedly connected to one end of the clamping rod.

[0019] As a preferred solution of the utility model, the upper end of the reactor body is fixedly connected to a fixing seat, the upper end of the fixing seat is fixedly connected to a motor, and the output end of the motor is fixedly connected to a stirring rod.

[0020] As a preferred solution of the utility model, three connecting rods are fixedly connected to and penetrate the circumferential surface of the reactor body, the upper ends of the three connecting rods are fixedly connected to fixed plates, and the surfaces of the three fixed plates are provided with four through holes.

[0021] As a preferred solution of the utility model, a temperature sensing probe is fixedly connected to and penetrates the circumferential surface of the reactor body, and a temperature sensor is arranged at one end of the temperature sensing probe.

[0022] As a preferred solution of the utility model, a cooling pad is fixedly connected to the circumferential surface of the reactor body, and the temperature sensing probe passes through the surface of the cooling pad.

[0023] As a preferred solution of the utility model, a discharge pipe is fixedly connected to the lower end of the reactor body, and the reactor body is in communication with the discharge pipe.

[0024] Compared with the prior art, the beneficial effects of the utility model are:

[0025] 1. In this scheme, HCN is introduced into four hoses, and NaOH is introduced into one of the connecting rods at the same time, and then the motor is operated to drive the stirring rod to stir it. The clamping rod is driven up and down by controlling the four electromagnetic switches. When the hose is stressed, the slide bar can slide in the slide tube, and the swing tube drives the nozzle to swing. Therefore, while introducing NaOH into the reactor body, HCN is evenly sprayed into the reactor body to make it effectively mixed. While increasing the mixing uniformity, the problem of low production efficiency can be solved.

[0026] 2. In this solution, the temperature sensing probe arranged in the cooling pad can be used to detect the temperature inside the reactor body, which can effectively prevent high temperature from contacting HCN and causing safety hazards to the surrounding area. The cooling pad arranged on the surface of the reactor body can be used to cool the surface of the reactor body, so that the cooling time inside can be increased. The drain pipe arranged at the bottom of the reactor body can export the HCN after production. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0028] Figure 1 It is a three-dimensional diagram of the utility model;

[0029] Figure 2 This is an exploded view of the utility model;

[0030] Figure 3 It is an exploded view of the spraying mechanism in the utility model;

[0031] Figure 4 It is a cross-sectional view from the first perspective of the reactor body in the utility model;

[0032] Figure 5 This is a cross-sectional view of the reactor body in the utility model from a second viewing angle.

[0033] In the figure: 1. Reactor body; 2. Cooling pad; 3. Temperature sensor; 4. Temperature sensor probe; 5. Motor; 6. Fixed seat; 7. Connecting rod; 8. Fixed plate; 9. Drain pipe; 10. Sliding rod; 11. Swinging pipe; 12. Hose; 13. Fixed ring; 14. Nozzle; 15. Clamping rod; 16. Electromagnetic switch; 17. Fixed disc; 18. Sliding pipe; 19. Stirring rod. DETAILED DESCRIPTION

[0034] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0035] Example 1

[0036] See also Figure 1-Figure 5 , the utility model provides the following technical solutions:

[0037] An HCN reactor, comprising:

[0038] Reactor body 1, which can be used to produce HCN;

[0039] The fixed disc 17 is fixedly connected to the reactor body 1 and can be used to install the spraying mechanism;

[0040] The spraying mechanism is provided with four groups, one of which comprises:

[0041] The sliding tube 18 is fixedly connected to and passes through the upper and lower ends of the fixed disc 17, so that the hose 12 can slide inside the fixed disc 17;

[0042] The slide rod 10 is slidably connected in the slide tube 18, so that the hose 12 can move in the reactor body 1;

[0043] The hose 12 is fixedly connected to the slide rod 10 and can be used to introduce HCN into the reactor body 1;

[0044] A fixing ring 13 is fixedly connected to the upper end of the hose 12 and can be used to connect the electromagnetic switch 16 to the hose 12;

[0045] The nozzle 14 is fixedly connected to the lower end of the hose 12 and can spray HCN into the reactor body 1;

[0046] The swing pipe 11 is rotatably connected to the lower end of the slide pipe 18 through a hinge shaft, and the lower end of the hose 12 is fixedly connected to the swing pipe 11, which can be used to control the swing of the nozzle 14;

[0047] The electromagnetic switch 16 is fixedly connected to the upper end of the fixed disc 17 and can drive the spraying mechanism to operate;

[0048] The clamping rod 15 is fixedly connected to the output end of the electromagnetic switch 16 , and the surface of the fixing ring 13 is fixedly connected to one end of the clamping rod 15 , which is used for the electromagnetic switch 16 to drive the hose 12 to move.

[0049] like Figure 2 and Figure 4 As shown, the upper end of the reactor body 1 is fixedly connected with a fixing seat 6, which can be used to install a motor 5. The upper end of the fixing seat 6 is fixedly connected with a motor 5, which can drive a stirring rod 19 to rotate. The output end of the motor 5 is fixedly connected with a stirring rod 19, which is used to mix HCN and NaOH.

[0050] like Figure 4 As shown, the circumferential surface of the reactor body 1 is fixedly connected and penetrated with three connecting rods 7, which can introduce materials into the reactor body 1. The upper ends of the three connecting rods 7 are fixedly connected with fixing plates 8, which can connect the reactor body 1 to an external pipeline. The surfaces of the three fixing plates 8 are each provided with four through holes, which can enable the fixing plates 8 to be fixedly connected to the external pipeline by bolts.

[0051] like Figure 4 As shown, a temperature sensing probe 4 is fixedly connected to and penetrates the circumferential surface of the reactor body 1, which is used to sense the temperature inside the reactor body 1. A temperature sensor 3 is provided at one end of the temperature sensing probe 4, which can be used to display the temperature value inside the reactor body 1.

[0052] like Figure 4 As shown, a cooling pad 2 is fixedly connected to the circumferential surface of the reactor body 1, which can be used to cool the inside of the reactor body 1. A temperature sensing probe 4 runs through the surface of the cooling pad 2, which is convenient for workers to observe.

[0053] like Figure 4 As shown, the lower end of the reactor body 1 is fixedly connected with a discharge pipe 9, which can discharge HCN. The reactor body 1 is connected to the discharge pipe 9, and the HCN in the reactor body 1 can be discharged by controlling the electromagnetic valve.

[0054] The working principle and use process of the utility model are as follows: HCN is introduced into four hoses 12, and NaOH is introduced into one of the connecting rods 7 at the same time, and then the motor 5 is operated to drive the stirring rod 19 to stir it, and the clamping rod 15 is driven to move up and down by controlling the four electromagnetic switches 16. When the hose 12 is stressed, the slide bar 10 can slide in the slide tube 18, and the swing tube 11 drives the nozzle 14 to swing, so that while introducing NaOH into the reactor body 1, HCN is evenly sprayed in the reactor body 1, so that it can be effectively mixed, and the problem of low production efficiency can be solved while increasing the mixing uniformity.

[0055] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An HCN reactor, characterized in that: include: Reactor body (1); A fixed disc (17) fixedly connected to the reactor body (1); The spraying mechanism is provided with four groups, one of which comprises: A sliding pipe (18) is fixedly connected to and passes through the upper and lower ends of the fixed disc (17); A sliding rod (10) slidably connected to the sliding tube (18); A hose (12) fixedly connected to the slide bar (10); A fixing ring (13) fixedly connected to the upper end of the hose (12); A spray head (14) fixedly connected to the lower end of the hose (12); The swing tube (11) is rotatably connected to the lower end of the slide tube (18) via a hinge shaft, and the lower end of the hose (12) is fixedly connected to the swing tube (11); An electromagnetic switch (16) fixedly connected to the upper end of the fixed disc (17); The clamping rod (15) is fixedly connected to the output end of the electromagnetic switch (16), and the surface of the fixing ring (13) is fixedly connected to one end of the clamping rod (15).

2. A HCN reactor according to claim 1, characterized in that: The upper end of the reactor body (1) is fixedly connected to a fixing seat (6), the upper end of the fixing seat (6) is fixedly connected to a motor (5), and the output end of the motor (5) is fixedly connected to a stirring rod (19).

3. A HCN reactor according to claim 2, characterized in that: Three connecting rods (7) are fixedly connected to and penetrate the circumferential surface of the reactor body (1); the upper ends of the three connecting rods (7) are fixedly connected to fixed plates (8); and the surfaces of the three fixed plates (8) are provided with four through holes.

4. A HCN reactor according to claim 3, characterized in that: A temperature sensing probe (4) is fixedly connected to and penetrates the circumferential surface of the reactor body (1), and a temperature sensor (3) is provided at one end of the temperature sensing probe (4).

5. A HCN reactor according to claim 4, characterized in that: A cooling pad (2) is fixedly connected to the circumferential surface of the reactor body (1), and the temperature sensing probe (4) penetrates the surface of the cooling pad (2).

6. A HCN reactor according to claim 5, characterized in that: The lower end of the reactor body (1) is fixedly connected with a discharge pipe (9), and the reactor body (1) is in communication with the discharge pipe (9).

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