Detection device for detecting gas containing aldehydes and ketones

By designing a system that includes transmission and detection devices, and using components such as carrier gas bottles, pressure gauges, and purifiers, high-precision and rapid detection of aldehyde and ketone gases is achieved, solving the problems of low detection accuracy and complex operation in existing technologies, and ensuring production safety and environmental protection.

CN223377267UActive Publication Date: 2025-09-23SHANGHAI VEICHI STANDARD GAS ANALYSIS TECH CO LTD
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Patent Information

Application Number
CN202422538386.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-10-21
Publication Date
2025-09-23
Estimated Expiration
2034-10-21

AI Technical Summary

Technical Problem

Existing detection methods for aldehyde and ketone gases in industrial production processes have problems such as low accuracy, complex operation, and long response time, and cannot effectively ensure production safety and environmental protection.

Method used

A detection system including a transmission device, a conveying structure and a detection device was designed. Through components such as a carrier gas bottle, a pressure gauge, a purifier, a flow meter, a vaporization chamber, and an ion chamber, gas purification, metering, vaporization and detection are achieved. The ion chamber is used for gas collection and detection, and an amplifier and a recorder are used to record information.

Benefits of technology

It achieves accurate and rapid detection of aldehyde and ketone gases, improves detection accuracy, simplifies operating procedures, shortens response time, and ensures production safety and environmental protection.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of detection devices, in particular to a detection device for detecting gases containing aldehydes and ketones, which comprises a transmission device, a conveying structure and a detection device, the upper end of a flowmeter in the transmission device is connected with a vaporizing chamber in the conveying structure through a fourth pipeline, one side of the vaporizing chamber is connected with a connector through a fifth pipeline, and the other side of the vaporizing chamber is connected with a second pipeline. The lower end of an external tank body in the conveying structure is connected with a conveying pipeline through a bottom pipeline connected through a bolt, one side of the conveying pipeline is connected with an emptying groove through a sixth pipeline, the upper end of the emptying groove is connected with a second shell through a twelfth pipeline in the detection device, and the upper end of the second shell is connected with a thirteenth pipeline through a bolt. An insulating material can be placed through the insulating groove, mixed gas can be ignited through the igniter, the contact interface between air and mixed liquid can be enlarged through the air diffuser, gas can be transmitted through the tenth pipeline, the eleventh pipeline and the thirteenth pipeline, and information can be recorded through the recorder.
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Description

Technical Field

[0001] The utility model relates to the technical field of detection devices, in particular to a detection device for detecting gases containing aldehydes and ketones. Background Art

[0002] A detection device is a device used to measure the displacement of an actuator, primarily used in closed-loop and semi-closed-loop systems. It detects the actual displacement of the actuator through direct or indirect measurement, then feeds this information back to the CNC device for comparison with the commanded displacement.

[0003] However, industrial production processes often produce gaseous emissions of aldehydes and ethers. These substances can be toxic or pollute the environment. Therefore, accurate and rapid detection of these substances is crucial for ensuring production safety and environmental protection. However, existing detection methods often suffer from low precision, complex operation, and long response times.

[0004] Therefore, in order to solve the above problems, a detection device for detecting gases containing aldehydes and ketones is proposed. Utility Model Content

[0005] The present utility model aims to provide a detection device for gases containing aldehydes and ketones, addressing the prior art issues mentioned in the background art above, which often involve the emission of aldehyde and ether gases during industrial production processes. These substances can be toxic or environmentally polluting. Therefore, accurate and rapid detection of these substances is crucial for ensuring production safety and environmental protection. However, existing detection methods often suffer from low accuracy, complex operation, and long response times.

[0006] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: A detection device for detecting gases containing aldehydes and ketones, comprising: a transmission device, a delivery structure and a detection device, wherein the upper end of the flow meter in the transmission device is connected to the vaporization chamber in the delivery structure by a fourth pipe, one side of the vaporization chamber is connected to the connector by a fifth pipe, the lower end of the external tank body in the delivery structure is connected to the transmission pipe by a bottom pipe connected by bolts, one side of the transmission pipe is connected to the vent tank by a sixth pipe, the upper end of the vent tank is connected to the second shell by the twelfth pipe in the detection device, the upper end of the second shell is connected to the thirteenth pipe by bolts, the upper end of the thirteenth pipe is connected to the ion chamber by bolts, one side of the ion chamber is connected to the collector and the emitter by bolts, the rear ends of the emitter and the collector are connected to the resistor by bolts, one side of the resistor is connected to the amplifier by wires, and one side of the amplifier is connected to the recorder by wires.

[0007] Preferably, the upper end of the carrier gas bottle in the transmission device is connected to the first pipeline with bolts, one side of the first pipeline is connected to the pressure gauge with bolts, and one side of the pressure gauge is connected to the second pipeline with bolts.

[0008] Preferably, one side of the second pipeline is connected to the purifier with bolts, one side of the purifier is connected to the third pipeline with bolts, one side of the third pipeline is connected to the flow meter with bolts, and the upper end of the flow meter is connected to the fourth pipeline with bolts.

[0009] Preferably, one side of the interior of the first shell in the conveying structure is connected to the vaporization chamber with bolts, one side of the vaporization chamber is connected to the fifth pipe with bolts, one side of the fifth pipe is connected to the connecting head with bolts, the upper end of the connecting head is welded with an injection port, the lower end of the connecting head is welded with an external tank body, the inside of the external tank body is connected to the inner tank body with bolts, and one side of the external tank body is connected to the diversion outlet with bolts.

[0010] Preferably, the lower end of the external tank body is connected to the bottom pipe with bolts, one side of the bottom pipe is connected to the transmission pipe with bolts, one side of the transmission pipe is connected to the sixth pipe with bolts, the upper end of the sixth pipe is connected to the vent tank with bolts, the upper end of the diversion outlet is connected to the seventh pipe with bolts, one side of the seventh pipe is connected to the air pump with bolts, one side of the air pump is connected to the eighth pipe with bolts, and one side of the eighth pipe is connected to the second pipe with bolts.

[0011] Preferably, the interior of the second outer shell in the detection device is hollow to form an insulating groove, the interior of the second outer shell is connected to the inner shell with bolts, the second outer shell and one side of the inner shell are connected to the igniter with bolts, one side of the inner shell is connected to the air diffuser with bolts, and the lower end of the air diffuser is connected to the ninth pipe with bolts.

[0012] Preferably, the second outer shell and the inner shell are connected to the twelfth pipe with bolts, the tenth pipe and the eleventh pipe are connected to each other on one side by bolts, the upper end of the twelfth pipe is connected to the thirteenth pipe with bolts, the upper end of the thirteenth pipe is connected to the ion chamber with bolts, the collector and the emitter are connected to the resistor at the rear end with bolts, the resistor is connected to the amplifier with wires on one side, and the amplifier is connected to the recorder on one side by bolts.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] 1. The utility model is provided with a carrier gas bottle, a first pipeline, a pressure gauge, a second pipeline, a purifier, a third pipeline, a flow meter, a fourth pipeline, a first shell, a vaporization chamber, a fifth pipeline, a connector, an injection port, an outer tank body, an inner tank body, a diversion outlet, a bottom pipeline, a transmission pipeline, a sixth pipeline, a venting groove, a seventh pipeline, an air pump and an eighth pipeline. The gas can be loaded through the carrier gas bottle, the air pressure can be detected through the pressure gauge, the gas can be purified through the purifier, the gas flow can be measured through the flow meter, the sample can be vaporized through the vaporization chamber and then brought into the chromatographic column, the sample can be introduced into the gas chromatography column through the injection port, the gap between the outer tank body and the inner tank body can disperse some of the gas with higher concentration into the diversion outlet when injected, the gas can be transmitted to the transmission pipeline through the inner tank body, the gas generated in the chemical experiment can be collected and processed through the venting groove, and the gas can be transmitted by the air pump.

[0015] 2. The utility model is provided with a second outer shell, an insulating groove, an inner shell, an igniter, an air diffuser, a ninth pipeline, a tenth pipeline, an eleventh pipeline, a twelfth pipeline, a thirteenth pipeline, an ion chamber, a collector, an emitter, a resistor, an amplifier and a recorder. Insulating material can be placed through the insulating groove, the mixed gas can be ignited through the igniter, the contact interface between the air and the mixed liquid can be increased through the air diffuser, gas can be transmitted through the tenth pipeline, the eleventh pipeline and the thirteenth pipeline, and information can be recorded through the recorder. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a schematic diagram of a three-dimensional cross-section of the structure of the utility model;

[0018] Figure 3 It is a schematic diagram of a partial three-dimensional cross-section of the structure of the conveying structure of the utility model;

[0019] Figure 4 It is a schematic structural three-dimensional cross-sectional diagram of the detection device of the present utility model.

[0020] In the figure: 1. Transmission device; 101. Carrier gas bottle; 102. First pipeline; 103. Barometer; 104. Second pipeline; 105. Purifier; 106. Third pipeline; 107. Flow meter; 108. Fourth pipeline; 2. Transmission structure; 201. First shell; 202. Vaporization chamber; 203. Fifth pipeline; 204. Connector; 205. Inlet; 206. Outer tank; 207. Inner tank; 208. Diversion outlet; 209. Bottom pipeline; 210. Transmission pipeline; 211. Sixth pipeline 3. Detection device; 301. Second outer shell; 302. Insulation tank; 303. Inner shell; 304. Igniter; 305. Air diffuser; 306. Ninth pipe; 307. Tenth pipe; 308. Eleventh pipe; 309. Twelfth pipe; 310. Thirteenth pipe; 311. Ion chamber; 312. Collector; 313. Emitter; 314. Resistor; 315. Amplifier; 316. Recorder. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0022] See also Figure 1-4 , an embodiment provided by the utility model:

[0023] A detection device for detecting gases containing aldehydes and ketones, comprising: a transmission device 1, a transmission structure 2, and a detection device 3. The upper end of a flow meter 107 in the transmission device 1 is connected to a vaporization chamber 202 in the transmission structure 2 by a fourth pipe 108, and one side of the vaporization chamber 202 is connected to a connector 204 by a fifth pipe 203. The lower end of an external tank 206 in the transmission structure 2 is connected to a transmission pipe 210 by a bottom pipe 209 connected by bolts. One side of the transmission pipe 210 is connected to a vent tank 212 by a sixth pipe 211. The upper end of the slot 212 is connected to the second shell 301 by the twelfth pipe 309 in the detection device 3, the upper end of the second shell 301 is connected to the thirteenth pipe 310 by bolts, the upper end of the thirteenth pipe 310 is connected to the ion chamber 311 by bolts, one side of the ion chamber 311 is connected to the collector 312 and the emitter 313 by bolts, the emitter 313 and the rear end of the collector 312 are connected to the resistor 314 by bolts, one side of the resistor 314 is connected to the amplifier 315 by wires, and one side of the amplifier 315 is connected to the recorder 316 by wires.

[0024] Furthermore, the upper end of the carrier gas bottle 101 in the transmission device 1 is connected to the first pipeline 102 with bolts, one side of the first pipeline 102 is connected to the pressure gauge 103 with bolts, and one side of the pressure gauge 103 is connected to the second pipeline 104 with bolts. The carrier gas bottle 101 is used to carry gas, and the pressure gauge 103 is used to detect the air pressure.

[0025] Furthermore, one side of the second pipeline 104 is connected to the purifier 105 with bolts, one side of the purifier 105 is connected to the third pipeline 106 with bolts, one side of the third pipeline 106 is connected to the flow meter 107 with bolts, and the upper end of the flow meter 107 is connected to the fourth pipeline 108 with bolts. The purifier 105 is used to purify the gas, and the flow meter 107 is used to measure the gas flow.

[0026] Furthermore, one side of the interior of the first shell 201 in the conveying structure 2 is connected to the vaporization chamber 202 with bolts, one side of the vaporization chamber 202 is connected to the fifth pipe 203 with bolts, one side of the fifth pipe 203 is connected to the connector 204 with bolts, the upper end of the connector 204 is welded with an injection port 205, the lower end of the connector 204 is welded with an external tank body 206, the interior of the external tank body 206 is connected to the inner tank body 207 with bolts, and one side of the external tank body 206 is connected to the diversion outlet 208 with bolts. The vaporization chamber 202 is used to allow the sample to be vaporized and then brought into the chromatographic column, the injection port 205 is used to allow the sample to enter the gas chromatography column, the gap between the external tank body 206 and the inner tank body 207 is used to allow the gas with higher concentration to be dispersed to the diversion outlet 208 during injection, and the inner tank body 207 is used to allow the gas to be transported to the transmission pipeline 210.

[0027] Furthermore, the lower end of the outer tank body 206 is bolted to the bottom pipe 209, one side of the bottom pipe 209 is bolted to the transmission pipe 210, one side of the transmission pipe 210 is bolted to the sixth pipe 211, the upper end of the sixth pipe 211 is bolted to the vent tank 212, the upper end of the diversion outlet 208 is bolted to the seventh pipe 213, one side of the seventh pipe 213 is bolted to the air pump 214, one side of the air pump 214 is bolted to the eighth pipe 215, and one side of the eighth pipe 215 is bolted to the second pipe 104. The vent tank 212 is used to collect and process gases generated in chemical experiments, and the air pump 214 is used to transmit gases.

[0028] Furthermore, the interior of the second outer shell 301 in the detection device 3 is hollow to form an insulating groove 302, the interior of the second outer shell 301 is connected to the inner shell 303 with bolts, the second outer shell 301 and one side of the inner shell 303 are connected to the igniter 304 with bolts, one side of the inner shell 303 is connected to the air diffuser 305 with bolts, and the lower end of the air diffuser 305 is connected to the ninth pipe 306 with bolts. The insulating groove 302 is used to place insulating materials, the igniter 304 is used to ignite the mixed gas, and the air diffuser 305 is used to increase the contact interface between the air and the mixed liquid.

[0029] Furthermore, the second outer shell 301 and the inner shell 303 are connected to the twelfth pipe 309 with bolts, the tenth pipe 307 and the eleventh pipe 308 are connected to the twelfth pipe 309 on one side with bolts, the upper end of the twelfth pipe 309 is connected to the thirteenth pipe 310 with bolts, the upper end of the thirteenth pipe 310 is connected to the ion chamber 311 with bolts, the collector 312 and the emitter 313 are connected to the rear end of the collector 312 and the emitter 313 with bolts, the resistor 314 is connected to the amplifier 315 on one side with an electric wire, and the recorder 316 is connected to the recorder 316 on one side of the amplifier 315. The tenth pipe 307, the eleventh pipe 308 and the thirteenth pipe 310 are used to transmit gas, and the recorder 316 is used to record information.

[0030] Working principle: When in use, the gas inside the gas bottle 101 is first pumped, and the gas is purified by the purifier and then enters the flow meter 107. After the gas enters the flow meter 107, it passes through the fourth pipe 108 into the vaporization chamber 202 after measurement. The gas enters the bottom pipe 209 from the inner tank 207. The excess gas is discharged into the seventh pipe 213 through the diversion outlet 208 and is transferred to the second pipe 104 through the air pump 214 for circulation. The gas discharged into the bottom pipe 209 passes through the transmission pipe 21 0 enters the sixth pipe 211, and the gas entering the sixth pipe 211 is collected and processed by the venting tank 212, and then enters the inner shell 303 through the second pipe 309. After the material is transported to the inner shell 303 through the tenth pipe 307 and the eleventh pipe 308 and is mixed by the air diffuser 305, the gas is discharged into the ion chamber 311 through the thirteenth pipe 310 and is detected by the collector 312 and the emitter 313, and then is transmitted to the amplifier 315 through the resistor and recorded by the recorder 316.

[0031] The above description is only a preferred embodiment of the present invention and does not constitute any form of limitation to the present invention. Any ordinary technician in this industry can smoothly implement the present invention as shown in the drawings and described above. However, any equivalent changes, modifications and evolutions made by technicians familiar with this profession without departing from the scope of the technical solution of the present invention using the technical content disclosed above are all equivalent embodiments of the present invention. At the same time, any equivalent changes, modifications and evolutions made to the above embodiments based on the essential technology of the present invention are still within the scope of protection of the technical solution of the present invention.

Claims

1. A detection device for detecting gases containing aldehydes and ketones, comprising: The transmission device (1), the transmission structure (2) and the detection device (3) are characterized in that: the upper end of the flow meter (107) in the transmission device (1) is connected to the vaporization chamber (202) in the transmission structure (2) by a fourth pipe (108), one side of the vaporization chamber (202) is connected to the connector (204) by a fifth pipe (203), the lower end of the external tank (206) in the transmission structure (2) is connected to the transmission pipe (210) by a bottom pipe (209) connected by bolts, one side of the transmission pipe (210) is connected to the venting tank (212) by a sixth pipe (211), and the upper end of the venting tank (212) is connected to the bottom pipe (209) connected by bolts. The twelfth pipe (309) in the detection device (3) is connected to the second housing (301), the upper end of the second housing (301) is connected to the thirteenth pipe (310) by means of bolts, the upper end of the thirteenth pipe (310) is connected to the ion chamber (311) by means of bolts, one side of the ion chamber (311) is connected to the collector (312) and the emitter (313) by means of bolts, the rear ends of the emitter (313) and the collector (312) are connected to the resistor (314) by means of bolts, one side of the resistor (314) is connected to the amplifier (315) by means of wires, and one side of the amplifier (315) is connected to the recorder (316) by means of wires.

2. The detection device for detecting gases containing aldehydes and ketones according to claim 1, characterized in that: The upper end of the carrier gas bottle (101) in the transmission device (1) is connected to the first pipeline (102) by bolts, one side of the first pipeline (102) is connected to the pressure gauge (103) by bolts, and one side of the pressure gauge (103) is connected to the second pipeline (104) by bolts.

3. The detection device for detecting gases containing aldehydes and ketones according to claim 2, characterized in that: One side of the second pipe (104) is connected to the purifier (105) by bolts, one side of the purifier (105) is connected to the third pipe (106) by bolts, one side of the third pipe (106) is connected to the flow meter (107) by bolts, and the upper end of the flow meter (107) is connected to the fourth pipe (108) by bolts.

4. The detection device for detecting gases containing aldehydes and ketones according to claim 1, characterized in that: One side of the interior of the first shell (201) in the conveying structure (2) is connected to the vaporization chamber (202) by bolts, one side of the vaporization chamber (202) is connected to the fifth pipeline (203) by bolts, one side of the fifth pipeline (203) is connected to the connector (204) by bolts, the upper end of the connector (204) is welded to the injection port (205), the lower end of the connector (204) is welded to the external tank body (206), the interior of the external tank body (206) is connected to the inner tank body (207) by bolts, and one side of the external tank body (206) is connected to the diversion outlet (208) by bolts.

5. The detection device for detecting gases containing aldehydes and ketones according to claim 4, characterized in that: The lower end of the outer tank (206) is connected to the bottom pipe (209) by bolts, one side of the bottom pipe (209) is connected to the transmission pipe (210) by bolts, one side of the transmission pipe (210) is connected to the sixth pipe (211) by bolts, the upper end of the sixth pipe (211) is connected to the venting tank (212) by bolts, the upper end of the diversion outlet (208) is connected to the seventh pipe (213) by bolts, one side of the seventh pipe (213) is connected to the air pump (214) by bolts, one side of the air pump (214) is connected to the eighth pipe (215) by bolts, and one side of the eighth pipe (215) is connected to the second pipe (104) by bolts.

6. The detection device for detecting gases containing aldehydes and ketones according to claim 1, characterized in that: The interior of the second outer shell (301) in the detection device (3) is hollow to form an insulating groove (302); the interior of the second outer shell (301) is connected to the inner shell (303) by bolts; the second outer shell (301) and one side of the inner shell (303) are connected to an igniter (304) by bolts; one side of the inner shell (303) is connected to an air diffuser (305) by bolts; and the lower end of the air diffuser (305) is connected to a ninth pipe (306) by bolts.

7. The detection device for detecting gases containing aldehydes and ketones according to claim 6, characterized in that: The second outer shell (301) and the inner shell (303) are connected to a twelfth pipe (309) by bolts, one side of the twelfth pipe (309) is connected to a tenth pipe (307) and an eleventh pipe (308) by bolts, the upper end of the twelfth pipe (309) is connected to a thirteenth pipe (310) by bolts, the upper end of the thirteenth pipe (310) is connected to an ion chamber (311) by bolts, one side of the ion chamber (311) is connected to a collector (312) and an emitter (313) by bolts, the rear ends of the collector (312) and the emitter (313) are connected to a resistor (314) by bolts, one side of the resistor (314) is connected to an amplifier (315) by wires, and one side of the amplifier (315) is connected to a recorder (316) by bolts.