Hydrogenation equipment

Abstract

The utility model discloses hydrogenation equipment which comprises a feeding box and a temperature control box, a reactor is mounted at the top of the temperature control box, a temperature controller is mounted in the temperature control box, a storage tank for placing a gas source tank is arranged at the top of the feeding box, the gas source tank is connected with a sample feeding pipe of the reactor through a sample feeding pipeline, and a sampling assembly is mounted on a sample discharging pipe of the reactor. An electric control box and a pump assembly are mounted in the feeding box, and the pump assembly is connected to the sample injection pipeline through a pipeline assembly; a control screen is installed on the outer wall of the feeding box and is in control connection with an electric control box, and the electric control box is in control connection with the pump assembly and the temperature controller. The electric control box is a drawing type electric control box, overhauling plates matched with the electric control box are detachably installed on the two sides of the feeding box, during overhauling, only the drawing type electric control box needs to be pulled out, the two overhauling plates need to be detached, the interior of the feeding box can be overhauled, the operation space is enlarged, the equipment integration degree is high, installation and maintenance are convenient, the structure is simple, and use is convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to hydrogenation equipment field, concretely relates to a hydrogenation equipment. BACKGROUND

[0002] Hydrogenation reaction is mainly composed of plunger pump, high pressure hydrogen, pressure reducing valve, hydrogen flow controller, reactor, back pressure valve and control accessories, the pressure of reaction system is below 6MPa under normal pressure, the flow control range of hydrogen is 30sccm-200sccm;The equipment on market is basically aluminium profile frame structure, the whole equipment is placed in fume hood and is connected with external pipeline;Hydrogenation reaction equipment often appears the problem of back pressure valve damage, now the equipment due to higher frame, the pipeline in the equipment is more complex, in addition, it is placed in fume hood, so each time dismounting is more complex, and a long time is needed for maintenance;In addition, hydrogenation reaction often appears the situation of pipeline blockage, at this time, the pressure of system will be higher than the pressure of hydrogen end pressure reducing valve instantaneously, so liquid will move to gas circuit, due to the delay of one-way valve reset, liquid will pass through one-way valve and enter flowmeter, which will cause flowmeter damage, the damage of flowmeter causes the increase of equipment cost, and reaction failure can be caused;Hydrogenation reaction needs several hardware combinations to complete, each equipment is independently controlled, and there is no safety interlock function, so corresponding parameters need to be set on each equipment every time, which is more cumbersome. CONTENT OF UTILITY MODEL

[0003] The utility model solves the technical problems that the existing equipment is large in size, the internal pipeline is complex, maintenance is inconvenient, the flowmeter is easy to be damaged, the maintenance cost is high, reaction failure is caused, equipment operation is cumbersome, and there is no safety interlock function, the utility model provides a kind of hydrogenation equipment, which is composed of feed tank, integrated electric control box, plunger pump, control screen, temperature control box, integrated reactor and temperature control assembly, the equipment is high in integration degree, easy to install and maintain, the size of the whole hydrogenation equipment is reduced by 1 / 4 compared with the existing equipment, the main height direction size is reduced, the structure is simple, and it is easy to use, to solve the defects caused by prior art.

[0004] To solve the above technical problems, the utility model provides the following technical scheme:

[0005] A kind of hydrogenation equipment, wherein, contain feed tank and temperature control box, the temperature control box top is equipped with reactor, temperature control box is equipped with temperature controller in the inside, the top of the feed tank is equipped with the storage groove of placing gas source tank, the gas source tank is connected with the sample inlet tube of the reactor by sample inlet pipeline, the sample outlet tube of the reactor is equipped with sampling assembly, the feed tank is equipped with electric control box and pump assembly in the inside, the pump assembly is connected to the sample inlet pipeline by pipeline assembly;

[0006] The outer wall of the feed tank is provided with a control screen, the control screen is connected to the electric control box, and the electric control box is connected to the pump assembly and the temperature controller.

[0007] The hydrogenation equipment, wherein the electric control box is a pull-out type electric control box, and both sides of the feed tank are detachably provided with maintenance plates matched with the electric control box, so that the inside of the feed tank can be maintained when the pull-out type electric control box is pulled out and the two maintenance plates are removed, the operation space is larger, and maintenance is more convenient.

[0008] The reactor is not provided with anything at the upper end and is installed on the top of the temperature control box, the operation is convenient, and therefore the equipment is more in line with the use requirements.

[0009] The hydrogenation equipment, wherein a gas flow meter is further installed on the sample inlet pipeline, both ends of the gas flow meter are respectively provided with a pressure reducing valve and a one-way valve installed on the sample inlet pipeline, a first pressure sensor is installed between the pressure reducing valve and the gas flow meter, and the gas flow meter and the first pressure sensor are connected to the electric control box for data interaction.

[0010] The hydrogenation equipment, wherein a buffer tank is further included, one end of the buffer tank is communicated with the gas flow meter through a one-way valve, one end of the buffer tank is connected with a mixer through a one-way valve, the outlet of the mixer is connected with the sample inlet pipeline, the inlet of the mixer is connected with a material tank, the other end of the buffer tank is provided with a ball valve, the buffer tank has the function of stabilizing pressure, can effectively protect the gas flow meter, and can effectively increase the service life.

[0011] The hydrogenation equipment, wherein the pump assembly includes a main pump and a branch pump arranged at the lower side of the electric control box, the pipeline assembly includes a first pipeline and a second pipeline, the main pump is connected to the sample inlet pipeline through the first pipeline, and the branch pump is connected to the sample inlet pipeline through the second pipeline.

[0012] The electric control box is connected to the main pump and the branch pump, respectively, and the main pump and the branch pump are both internally provided with a pressure sensor and a pressure transmitter, so that the pressure data of the equipment can be detected in real time; the gas flow rate is mainly monitored through the gas flow meter, and when both parameters exceed the preset value, the equipment is stopped and an alarm is given by the electric control box, and the whole operation process is safer.

[0013] The hydrogenation equipment has the advantages of high rated pressure, compact structure, high efficiency, convenient flow adjustment, etc.

[0014] The hydrogenation equipment has the advantages of high rated pressure, compact structure, high efficiency, convenient flow adjustment, etc.

[0015] The hydrogenation equipment has the advantages of high rated pressure, compact structure, high efficiency, convenient flow adjustment, etc.

[0016] The hydrogenation equipment has the advantages of high rated pressure, compact structure, high efficiency, convenient flow adjustment, etc.

[0017] The hydrogenation equipment has the advantages of high rated pressure, compact structure, high efficiency, convenient flow adjustment, etc.

[0018] The hydrogenation equipment has the advantages of high rated pressure, compact structure, high efficiency, convenient flow adjustment, etc.

[0019] The hydrogenation equipment has the advantages of high rated pressure, compact structure, high efficiency, convenient flow adjustment, etc.

[0020] The hydrogenation equipment has the advantages of high rated pressure, compact structure, high efficiency, convenient flow adjustment, etc. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 The hydrogenation equipment has the advantages of high rated pressure, compact structure, high efficiency, convenient flow adjustment, etc.

[0022] Figure 2 Figure 1 is a schematic diagram of the shaft side structure of the hydrogenation equipment of the present application;

[0023] Figure 3 Figure 2 is a schematic diagram of the rear view structure of the hydrogenation equipment of the present application;

[0024] Figure 4 Figure 3 is a schematic diagram of the structure of the gas flow meter and the buffer tank in the hydrogenation equipment of the present application;

[0025] Figure 5 Figure 4 is a schematic diagram of the connection structure of the pipeline in the hydrogenation equipment of the present application.

[0026] In the drawings, the reference signs are as follows:

[0027] The feed tank 100, the temperature control tank 200, the gas flow meter 300, the gas source tank 101, the storage groove 102, the electric control box 103, the pump assembly 104, the control screen 105, the maintenance plate 106, the instrument display assembly 107, the sampling valve 108, the sampling pipeline 109, the back pressure valve 110, the reactor 201, the buffer tank 301, the one-way valve 302, the ball valve 303, the pressure reducing valve 304, the mixer 305, and the material tank 306. DETAILED DESCRIPTION

[0028] In order to make the technical means, the creation features, the purposes and the effects achieved by the present application easy to understand, the technical solutions in the embodiments of the present application are described clearly and completely in combination with specific drawings. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments.

[0029] Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without making creative efforts fall within the scope of protection of the present application.

[0030] It should be understood that the structures, the proportions, the sizes, etc. shown in the drawings attached to the present specification are only used to cooperate with the content disclosed in the specification, to be understood and read by those skilled in the art, and do not define the limiting conditions for the implementation of the present application, and therefore do not have technical substantive significance. Any modification of the structure, change of the proportion relationship, or adjustment of the size, without affecting the effects and purposes that can be achieved by the present application, should still fall within the scope of the technical content disclosed by the present application.

[0031] Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in this specification are only for clarity of description and are not intended to limit the scope of implementation of this utility model. Changes or adjustments to their relative relationships, without substantially altering the technical content, should also be considered as within the scope of implementation of this utility model.

[0032] A preferred embodiment of this utility model is to provide a hydrogenation device, which is composed of a feeding box and an integrated electrical control box, plunger pump, control panel, temperature control box and an integrated reactor and temperature control components. The device has a high degree of integration, is easy to install and maintain, and has a volume that is reduced by 1 / 4 compared to existing devices. The main height dimension is also reduced, the structure is simple, and it is easy to use.

[0033] like Figures 1-5 As shown, a hydrogenation device includes a feeding tank 100 and a temperature control box 200. A reactor 201 is installed on the top of the temperature control box 200, and a temperature controller is installed inside the temperature control box 200. The top of the feeding tank 100 is provided with a storage tank 102 for placing a gas source tank 101. The gas source tank 101 is connected to the inlet pipe of the reactor 201 through a sampling pipeline. The gas source tank 101 is used to store hydrogen. A sampling component is installed on the outlet pipe of the reactor 201. An electrical control box 103 and a pump assembly 104 are installed inside the feeding tank 100. The pump assembly 104 is connected to the inlet pipe through a pipeline assembly.

[0034] A control panel 105 is installed on the outer wall of the feeding box 100. The control panel 105 controls the connected electrical control box 103, which in turn controls the connected pump assembly 104 and the temperature controller.

[0035] like Figure 3 As shown, the electrical control box 103 is a pull-out type electrical control box. The two sides of the feeding box 100 are detachably equipped with maintenance plates 106 that match the electrical control box 103. When performing maintenance, simply pull out the pull-out electrical control box 103 and remove the two maintenance plates 106 to perform maintenance on the inside of the feeding box 100, which increases the operating space and makes maintenance easier.

[0036] Since reactor 201 needs to be replaced frequently in the reaction zone, there is nothing on the top of reactor 201, and it is installed on top of temperature control box 200, which makes it easy to operate. Therefore, this equipment is more in line with the usage requirements.

[0037] like Figures 4-5As shown, the gas flow meter 300 is installed on the sample inlet pipeline, and a pressure reducing valve 304 and a one-way valve 302 are respectively arranged at two ends of the gas flow meter 300. A first pressure sensor is arranged between the pressure reducing valve 304 and the gas flow meter 300. The gas flow meter 300 and the first pressure sensor are connected to the electric control box 103 for data interaction. The buffer tank 301 is arranged in communication with the gas flow meter 300 through the one-way valve 302. The buffer tank 301 is connected with the mixer 305 through a one-way valve at one end. The outlet of the mixer 305 is connected with the sample inlet pipeline. The inlet of the mixer is connected with the material tank 306. The other end of the buffer tank 301 is provided with a ball valve 303. The buffer tank 301 has the function of pressure stabilization, which can effectively protect the gas flow meter 300 and effectively increase the service life.

[0038] The pump assembly 104 comprises a main pump and a branch pump arranged below the electric control box 103. The pipeline assembly comprises a first pipeline and a second pipeline. The main pump is connected to the sample inlet pipeline through the first pipeline, and the branch pump is connected to the sample inlet pipeline through the second pipeline.

[0039] The electric control box 103 controls the main pump and the branch pump. The main pump and the branch pump are respectively provided with a pressure sensor and a pressure transmitter, which can detect the pressure data of the equipment in real time. The gas flow rate is monitored by the gas flow meter 300. When both parameters exceed the preset value, the equipment is stopped and an alarm is given by the electric control box 103. The whole operation process is safer.

[0040] The main pump and the branch pump are both plunger pumps. The plunger pump is an important device of the hydraulic system. It relies on the reciprocating motion of the plunger in the cylinder to change the volume of the sealed working cavity to realize oil absorption and oil pressure. The plunger pump has the advantages of high rated pressure, compact structure, high efficiency and convenient flow regulation.

[0041] The temperature control box 200 is an oil bath pot, which is widely used for distillation, drying, concentration and immersion of chemical or biological products. It is an ideal tool for laboratory testing personnel in colleges and universities, environmental protection, scientific research, health, epidemic prevention, petroleum, metallurgy, chemical industry, medical treatment and other units.

[0042] The sampling assembly comprises a sampling valve 108 arranged on the sample outlet pipeline and a sampling bottle and a product bottle connected with the sampling valve 108 through the sample outlet pipeline 109.

[0043] The back pressure valve 110 and the second pressure sensor are arranged on the sample outlet pipeline between the sampling valve 108 and the reactor 201. The back pressure valve 110 and the second pressure sensor are connected to the electric control box 103 for data interaction.

[0044] The side wall of the feed tank 100 provided with the control screen 105 is provided with an instrument display assembly 107, and the electric control box 103 is connected with the instrument display assembly 107, and the instrument display assembly 107 can display the detected data in real time through the electric control box 103.

[0045] In use, only need to set the parameters on the control screen 105 each time, and the electric control box 103 controls the plunger pump and the temperature control assembly through the parameters to carry out the hydrogenation reaction, so that the operation is more convenient and intuitive, and the safety interlocking function of the whole hydrogenation equipment is realized through the real-time detection of the system pressure and the gas flow, when the hydrogenation equipment abnormally appears in one parameter, the hydrogenation equipment will alarm and stop working, so that the safety of the hydrogenation equipment is greatly improved.

[0046] In conclusion, the hydrogenation equipment has the advantages that the feed tank, the electric control box integrated on the feed tank, the plunger pump, the control screen, the temperature control tank and the reactor integrated on the temperature control tank, and the temperature control assembly are combined to form the hydrogenation equipment, the equipment has high integration degree, is convenient to install and maintain, has the advantages of 1 / 4 smaller volume, reduced size in the main height direction, simple structure and convenient use compared with the existing equipment.

[0047] The specific embodiments of the utility model are described above. It should be understood that the utility model is not limited to the above specific embodiments, and the devices and structures not described in detail should be understood as being implemented in the ordinary way in the art; those skilled in the art can make various modifications or changes within the scope of the claims, make several simple deductions, modifications or replacements, which do not affect the essential content of the utility model.

Claims

1. A hydrogenation apparatus, characterized by, The utility model provides a kind of gas sampling device, including feed tank and temperature control box, the top of temperature control box is equipped with reactor, temperature control box is equipped with temperature controller inside, the top of feed tank is equipped with storage groove for placing gas source tank, gas source tank is connected with the sampling pipe of reactor by sample inlet line, sampling valve is installed on the sampling pipe of reactor, sampling bottle and product bottle are connected with sampling valve by sampling outlet line, sampling valve is connected with electric control box, electric control box is connected with pump assembly, pump assembly is connected with sample inlet line by pipeline assembly, electric control box is connected with temperature controller. The outer wall of the feed tank is equipped with a control screen, and the control screen is connected to the electric control box, and the electric control box is connected to the pump assembly and the temperature controller.

2. A hydrogenation apparatus as claimed in claim 1, characterized in that The electric control box is a pull-out type electric control box, and the two sides of the feed tank are detachably equipped with maintenance plates matching the electric control box.

3. A hydrogenation apparatus as claimed in claim 1, characterized in that It also includes a gas flow meter installed on the sample inlet line, and a pressure reducing valve and a one-way valve are installed on the two ends of the gas flow meter on the sample inlet line. A first pressure sensor is installed between the pressure reducing valve and the gas flow meter. The gas flow meter and the first pressure sensor are connected to the electric control box for data interaction.

4. A hydrogenation apparatus as claimed in claim 3, characterized in that It also includes a buffer tank, one end of which is connected to the gas flow meter through a one-way valve, and the other end of which is equipped with a ball valve. The buffer tank is connected to the mixer through a one-way valve.

5. A hydrogenation apparatus as claimed in claim 1, characterized in that The pump assembly includes a main pump and a branch pump arranged below the electric control box, and the pipeline assembly includes a first pipeline and a second pipeline. The main pump is connected to the sample inlet line through the first pipeline, and the branch pump is connected to the sample inlet line through the second pipeline. The electric control box is connected to the main pump and the branch pump.

6. A hydrogenation apparatus as claimed in claim 5, characterized in that The main pump and the branch pump are both plunger pumps.

7. A hydrogenation apparatus as claimed in claim 1, characterized in that The temperature control box is an oil bath.

8. A hydrogenation apparatus as claimed in claim 1, characterized in that The sampling assembly includes a sampling valve installed on the sampling pipe, and a sampling bottle and a product bottle connected to the sampling valve through a sampling outlet line.

9. A hydrogenation apparatus as claimed in claim 8, characterized in that A back pressure valve and a second pressure sensor are installed on the sampling pipe between the sampling valve and the reactor, and the back pressure valve and the second pressure sensor are connected to the electric control box for data interaction.

10. A hydrogenation apparatus as claimed in any one of claims 1-9, characterized in that The side wall of the feed tank equipped with the control screen is equipped with an instrument display assembly, and the electric control box is connected to the instrument display assembly.

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