Automatic flow control device for butane experimental device

Abstract

The utility model discloses an automatic flow control device for a butane experimental device. The automatic flow control device comprises a base, supporting legs are installed at the top end of the base, a shell is installed at the top ends of the supporting legs, flow sensors are installed at the top end and the bottom end in the shell, an electromagnetic valve is installed in the middle of a discharging pipe, and a connecting structure is installed on one side of the discharging pipe. The valve body is installed on one side of the feeding pipe, when butane passes through the valve body, the valve plate can be burst open, the connecting rod can limit the moving distance of the valve plate, the valve plate is prevented from making contact with the connecting plate, then the butane can enter the valve body and enter the feeding pipe and the shell through the through hole in the valve plate, and after butane feeding is finished, the butane can enter the feeding pipe through the valve body. The elasticity of the spring can drive the valve plate to move, so that the valve plate can seal the valve body, the valve plate blocks the valve body after butane flows back, the butane can be prevented from flowing back, and the purpose that the automatic flow control device for the butane experimental device is convenient to prevent backflow is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to butane experimental technology field especially butane experimental device flow automation control device for butane experimental device. BACKGROUND

[0002] Butane is an organic compound, and its chemical formula is C4H10. It is a common alkane, a colorless and liquefiable gas at room temperature and pressure. Butane is used as a fuel, a subcritical biotechnology extraction solvent, a refrigerant, and an organic synthesis raw material. Butane is dehydrogenated to butene or butadiene in the presence of a catalyst, and is isomerized to isobutane in the presence of sulfuric acid or anhydrous hydrofluoric acid. Isobutane is catalytically dehydrogenated to isobutene, and isobutane can be used as a hydrocarbonating agent to react with olefins to produce branched hydrocarbons with good anti-knock performance. When butane is subjected to experiments, it is necessary to control the flow when butane is transported and delivered.

[0003] Therefore, the patent number CN203909634U discloses a multi-zone gas flow control device applied to a semiconductor device. The semiconductor device includes a cavity, and the cavity is internally provided with an upper electrode and a lower electrode opposite to the upper electrode. The multi-zone gas flow control device includes a flow controller, a pipeline, and multiple input pipes. The flow controller is connected with the pipeline, and the pipeline is connected with the multiple input pipes. The input pipes act on the upper electrode after penetrating through the cavity. The flow of gas flowing through the pipeline and the input pipes is controlled by the flow controller. The multi-zone gas flow control device effectively adjusts the uniformity of gas distribution, prevents the phenomenon of the upper electrode sagging, and keeps the gap between the upper and lower electrodes consistent.

[0004] 1. The above multi-zone gas flow control device effectively adjusts the uniformity of gas distribution, prevents the phenomenon of the upper electrode sagging, and keeps the gap between the upper and lower electrodes consistent. However, when in use, butane may backflow, affecting the flow and feeding of butane, and this situation needs to be prevented.

[0005] 2. When the discharge pipe and other device pipelines are connected, the sealing is not strong enough, and butane may leak. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing a butane experimental device flow automation control device to solve the defects of the existing butane experimental device flow automation control device that is difficult to prevent backflow and difficult to strengthen the sealing.

[0007] In order to solve the above technical problems, the utility model provides the following technical scheme: a butane experimental device flow automation control device, comprising a base;

[0008] The top end of the base is provided with a support, the top end of the support is provided with a shell, and the top end and the bottom end of the shell are both provided with a flow sensor;

[0009] The top end of the shell is provided with a control panel, one side of the shell is provided with an inlet pipe, one side of the inlet pipe is provided with a filter structure, and one side of the inlet pipe is provided with a valve structure;

[0010] One side of the shell is provided with an outlet pipe, one side of the outlet pipe is provided with a pump body, an electromagnetic valve is arranged at the middle position of the outlet pipe, and one side of the outlet pipe is provided with a connecting structure.

[0011] In use, first, butane can enter the shell through the inlet pipe, the pump body works to generate suction to suck butane out through the outlet pipe, the flow sensor can sense the flow, and when it is necessary to control the flow, the electromagnetic valve can be used to adjust the flow, the control panel can control the device, and the display screen on the control panel can also display data.

[0012] Further, the valve structure comprises a valve body, a connecting plate, a spring, a connecting rod, a valve plate and a through hole, the valve body is arranged on one side of the inlet pipe, the inner side of the valve body is provided with the connecting plate, one side of the connecting plate is provided with the connecting rod, one side of the connecting rod is provided with the spring, and one side of the spring is provided with the valve plate.

[0013] Further, one side of the valve plate is provided with a through hole, and the through holes are arranged at equal intervals on one side of the valve plate, and butane can pass through.

[0014] Further, the spring is in the shape of a spiral, and the spring and the valve plate constitute elastic connection, and the spring has elasticity.

[0015] Further, the filter structure comprises a filter box, a mounting block and a filter screen, the filter box is arranged on one side of the inlet pipe, the inside of the filter box is provided with the mounting block, and the inner side of the mounting block is provided with the filter screen, and the filter screen can filter the entering butane.

[0016] Further, the connecting structure comprises a first flange, a second flange, a sealing block, a sealing gasket, a fixing screw and a nut, the first flange is arranged on one side of the outlet pipe, one side of the first flange is provided with the second flange, one side of the second flange is provided with the sealing gasket, one side of the first flange is provided with the sealing block, one side of the first flange is provided with the fixing screw, and one side of the fixing screw is provided with the nut, and the first flange and the second flange can be connected with other pipelines.

[0017] Further, the outer side wall of the fixing screw is uniformly provided with external threads, the inner side wall of the nut is uniformly provided with internal threads matched with the external threads, the fixing screw is in threaded connection with the nut, and the fixing screw and the nut can connect the first flange and the second flange together.

[0018] The flow automatic control device for butane experimental device has the advantages that when used, the valve body and the valve cooperate to prevent backflow of butane, the first flange and the second flange cooperate to connect the discharge pipe and other device pipelines together, and the sealing gasket and the sealing block cooperate to enhance the sealing property between the flanges.

[0019] When butane passes through the valve body, the valve plate can be opened, the connecting rod can limit the movement distance of the valve plate, the valve plate and the connecting plate are prevented from being in contact, then butane can pass through the valve body through the through hole in the valve plate and enter the inside of the discharge pipe and the shell, when butane feeding is finished, the elasticity of the spring drives the valve plate to move, so that the valve plate seals the valve body, the valve plate blocks the valve body after butane backflow, and butane backflow is prevented, so that the flow automatic control device for butane experimental device is convenient to prevent backflow.

[0020] The first flange and the second flange cooperate to connect the pipelines of other devices and the discharge pipe together, the fixing screw and the nut are in threaded connection, the nut is tightened to fix the first flange and the second flange together, after the first flange is clamped into the second flange, the sealing block is clamped into the sealing gasket, the sealing gasket is pressed to enhance the sealing property between the flanges, so that the flow automatic control device for butane experimental device is convenient to enhance the sealing property. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0022] Figure 2 It is a front view sectional structure schematic view of the utility model;

[0023] Figure 3 It is a Figure 2 It is a local section enlarged structure schematic view of A in the middle;

[0024] Figure 4 It is a valve structure local front view structure schematic view of the utility model;

[0025] Figure 5 It is a connection structure local front view structure schematic view of the utility model.

[0026] The reference signs in the drawing are explained as follows: 1, shell; 2, feeding pipe; 3, valve structure; 301, valve body; 302, connecting plate; 303, spring; 304, connecting rod; 305, valve plate; 306, through hole; 4, filtering structure; 401, filtering box; 402, mounting block; 403, filter screen; 5, supporting leg; 6, base; 7, flow sensor; 8, pump body; 9, electromagnetic valve; 10, discharging pipe; 11, connecting structure; 1101, first flange; 1102, second flange; 1103, sealing block; 1104, sealing gasket; 1105, fixing screw; 1106, nut; 12, control panel. DETAILED DESCRIPTION

[0027] 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 scope of protection of the utility model.

[0028] Please refer to Figures 1-5 The utility model provides an embodiment: a flow automatic control device for butane experimental device, including base 6.

[0029] The top end of the base 6 is provided with a supporting leg 5, the top end of the supporting leg 5 is provided with a shell 1, and the top end and the bottom end inside the shell 1 are both provided with a flow sensor 7.

[0030] The top end of the shell 1 is provided with a control panel 12, one side of the shell 1 is provided with a feeding pipe 2, one side of the feeding pipe 2 is provided with a filtering structure 4, the filtering structure 4 comprises a filtering box 401, a mounting block 402 and a filter screen 403, the filtering box 401 is installed on one side of the feeding pipe 2, the mounting block 402 is installed inside the filtering box 401, and the filter screen 403 is installed on the inner side of the mounting block 402.

[0031] Referring to the drawings Figure 2 and the drawings Figure 4 As shown, butane can enter the inside of the shell 1 through the feeding pipe 2 during use, the pump body 8 works to generate suction force, the butane is sucked out through the discharging pipe 10, the flow sensor 7 can sense the flow, when it is necessary to control the flow, the electromagnetic valve 9 can be used to adjust the flow, the control panel 12 can control the device, and the display screen on the control panel 12 can display data, meanwhile, the butane can pass through the filtering box 401, the filter screen 403 can filter the butane to prevent dust from entering the inside of the shell 1.

[0032] The valve structure 3 is installed on one side of the feeding pipe 2, and comprises a valve body 301, a connecting plate 302, a spring 303, a connecting rod 304, a valve plate 305 and a through hole 306.

[0033] The valve plate 305 is installed on one side of the spring 303, and the spring 303 and the valve plate 305 are elastically connected.

[0034] Referring to FIGS. 1-3, Figure 2 and FIGS. 4-6, Figure 4 When the butane passes through the valve body 301, the valve plate 305 can be opened, the connecting rod 304 can limit the moving distance of the valve plate 305, the valve plate 305 and the connecting plate 302 are prevented from being in contact, then the butane can pass through the through hole 306 on the valve plate 305 and enter the valve body 301, and then enter the feeding pipe 2 and the shell 1, when the butane feeding is completed, the spring 303 can drive the valve plate 305 to move, so that the valve plate 305 can seal the valve body 301, and the valve plate 305 can prevent the butane from flowing back, so as to achieve the purpose of preventing the backflow of the butane experimental device flow automatic control device.

[0035] The shell 1 is provided with a discharging pipe 10, the discharging pipe 10 is provided with a pump body 8, the discharging pipe 10 is provided with an electromagnetic valve 9 at the middle position, the discharging pipe 10 is provided with a connecting structure 11, the connecting structure 11 comprises a first flange 1101, a second flange 1102, a sealing block 1103, a sealing gasket 1104, a fixing screw 1105 and a nut 1106, the first flange 1101 is installed on one side of the discharging pipe 10, the second flange 1102 is installed on one side of the first flange 1101, the sealing gasket 1104 is arranged on one side of the second flange 1102, the sealing block 1103 is installed on one side of the first flange 1101, the fixing screw 1105 is installed on one side of the first flange 1101, the outer side wall of the fixing screw 1105 is uniformly provided with external threads, the inner side wall of the nut 1106 is uniformly provided with internal threads matched with the external threads, the fixing screw 1105 is in threaded connection with the nut 1106, and the nut 1106 is installed on one side of the fixing screw 1105.

[0036] Referring to FIGS. 7-9, Figures 1-3As shown, the first flange 1101 and the second flange 1102 match with each other, the matching of the first flange 1101 and the second flange 1102 can connect the pipeline of other devices and the discharge pipe 10 together, the fixing screw 1105 and the nut 1106 constitute a threaded connection, and the nut 1106 is tightened to fix the first flange 1101 and the second flange 1102 together; after the first flange 1101 is clamped into the second flange 1102, the sealing block 1103 can be clamped into the extruded sealing gasket 1104, and the sealing gasket 1104 is extruded to enhance the sealing property between the flanges.

[0037] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. An automated flow control device for a butane experimental apparatus, comprising a base (6); Its features are: The base (6) is equipped with a support leg (5) at its top end, and a housing (1) is installed at the top end of the support leg (5). Flow sensors (7) are installed at both the top and bottom ends of the housing (1). A control board (12) is installed on the top of the outer shell (1), a feed pipe (2) is installed on one side of the outer shell (1), a filter structure (4) is installed on one side of the feed pipe (2), and a valve structure (3) is installed on one side of the feed pipe (2). A discharge pipe (10) is installed on one side of the outer casing (1), a pump body (8) is installed on one side of the discharge pipe (10), a solenoid valve (9) is installed at the middle position of the discharge pipe (10), and a connecting structure (11) is installed on one side of the discharge pipe (10).

2. The automatic flow control device for a butane experimental apparatus according to claim 1, characterized in that: The valve structure (3) includes a valve body (301), a connecting plate (302), a spring (303), a connecting rod (304), a valve plate (305), and a through hole (306). The valve body (301) is installed on one side of the feed pipe (2). The connecting plate (302) is installed on the inner side of the valve body (301), and the connecting rod (304) is installed on one side of the connecting plate (302). The spring (303) is installed on one side of the connecting rod (304), and the valve plate (305) is installed on one side of the spring (303).

3. The automatic flow control device for a butane experimental apparatus according to claim 2, characterized in that: The valve plate (305) has a through hole (306) on one side, and the through holes (306) are arranged at equal intervals on one side of the valve plate (305).

4. The automatic flow control device for a butane experimental apparatus according to claim 2, characterized in that: The spring (303) is helical in shape, and the spring (303) and the valve plate (305) form an elastic connection.

5. The automatic flow control device for a butane experimental apparatus according to claim 1, characterized in that: The filter structure (4) includes a filter box (401), a mounting block (402), and a filter screen (403). The filter box (401) is installed on one side of the feed pipe (2). The mounting block (402) is installed inside the filter box (401), and the filter screen (403) is installed on the inner side of the mounting block (402).

6. The automatic flow control device for a butane experimental apparatus according to claim 1, characterized in that: The connection structure (11) includes a first flange (1101), a second flange (1102), a sealing block (1103), a sealing gasket (1104), a fixing screw (1105), and a nut (1106). The first flange (1101) is installed on one side of the discharge pipe (10). The second flange (1102) is installed on one side of the first flange (1101). A sealing gasket (1104) is provided on one side of the second flange (1102). A sealing block (1103) is installed on one side of the first flange (1101). A fixing screw (1105) is installed on one side of the first flange (1101), and a nut (1106) is installed on one side of the fixing screw (1105).

7. The automatic flow control device for a butane experimental apparatus according to claim 6, characterized in that: The fixing screw (1105) has external threads evenly distributed on its outer side wall, and the nut (1106) has internal threads evenly distributed on its inner side wall that cooperate with the external threads. The fixing screw (1105) and the nut (1106) are connected by threads.

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