Waste gas sampler capable of automatically switching samples

Abstract

The utility model relates to the technical field of waste gas sampling, and provides a waste gas sampler capable of automatically switching samples, which comprises a sampling box, the top of the outer surface of the sampling box is fixedly connected with a collecting box, and the outer surface of the sampling box is fixedly connected with two connecting strips. First electric push rods are fixedly connected to the outer surfaces of the opposite sides of the two connecting strips correspondingly, moving frames are fixedly connected to the opposite ends of the two first electric push rods correspondingly, gas tanks are fixedly connected to the outer surfaces of the two moving frames correspondingly, and round holes are formed in the tops of the outer surfaces of the two moving frames correspondingly. Two first electric push rods and two movable frames are arranged on the outer surface of the sampling box, gas tanks are arranged on the outer surfaces of the two round holes, two square holes are formed in the inner wall of the sampling box, and when the gas sampling device is used, two different gases can be stored in the two gas tanks to be sampled due to the fact that the two first electric push rods and the two movable frames are arranged on the outer surface of the sampling box.

Description

TECHNICAL FIELD

[0001] The utility model relates to exhaust gas sampling technical field especially, relate to a kind of exhaust gas sampler that can automatically switch sample. BACKGROUND

[0002] Exhaust gas refers to the toxic and harmful gas discharged in the production and life process of human being. These exhaust gases include carbon monoxide, sulfur monoxide, sulfur dioxide, dust and solid particles, etc. In order to detect and purify these harmful substances, exhaust gas sampling is essential.

[0003] The existing patent number CN207081592U discloses a new type of exhaust gas sampler, which comprises a remote controller, a support frame A, a support frame B, a baffle, a housing, a sampling port, a handle and an inner core. The sampling port is horizontally arranged on the outer side of the bottom surface of the housing. The inner core is closely attached to the inner wall of the housing. The handle is horizontally arranged on the outer side of the bottom surface of the inner core. The baffle is square-shaped and has the same size as the bottom surface of the housing. The baffle is embedded in the rectangular notch on the upper surface of the housing. The support frame A is arranged at the lower end of the sampling port, and the support frame B is arranged at the lower end of the handle. The remote controller is an independent accessory. The utility model can ensure the reliability of sampling by the cooperation of the remote controller, the support frame A, the support frame B, the baffle, the housing, the sampling port, the handle and the inner core.

[0004] The above-mentioned scheme can automatically adjust the height and angle of the sampler according to specific conditions, which can meet the exhaust gas sampling in horizontal direction such as automobile exhaust and vertical direction such as chimney exhaust. The use of remote controller, inner core and baffle can ensure automatic sampling. However, multiple gases cannot be sampled simultaneously during sampling. Only one sample can be sampled at a time. If another gas needs to be sampled after sampling, the sample needs to be replaced, which takes a long time and reduces efficiency. UTILITY MODEL CONTENT

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an exhaust gas sampler capable of automatically switching samples, comprising: a sampling box, an outer surface top of the sampling box is fixedly connected with a collection box, an outer surface of the sampling box is fixedly connected with two connecting strips, opposite outer surfaces of the two connecting strips are both fixedly connected with an electric push rod one, opposite ends of the two electric push rod ones are both fixedly connected with a moving frame, outer surfaces of the two moving frames are both fixedly connected with a gas tank, and a circular hole is formed in the top of the outer surface of each moving frame.

[0006] The technical effects of the further scheme are that the gas in the gas tank is sucked out through the sampling pipe by the external power source starting the air suction pump, and the gas is output to the inside of the collecting box through the input pipe, and two electric push rods and two moving frames are arranged on the outer surface of the sampling box, so that sampling of two different gases stored in the two gas tanks can be performed.

[0007] As a preferred embodiment, the outer surfaces of the two round holes are provided with gas tanks, the inner wall of the sampling box is provided with two square holes, the inner wall of the sampling box is connected with two covers through hinges, the outer surfaces of the two covers are fixedly connected with two magnets one, and the outer surfaces of the two sides of the sampling box are fixedly connected with two magnets two.

[0008] The technical effects of the further scheme are that the electric push rod one is started by the external power source, the moving frame is moved to the inside of the sampling box by the electric push rod one, the pushing force is greater than the attraction force of the magnet two and the magnet one at this time, and the cover is opened at this time.

[0009] As a preferred embodiment, the two magnets one are located on the outer surfaces of the two magnets two, the outer surface of the sampling box is fixedly connected with an electric push rod two, the outer surface of the electric push rod two is fixedly connected with a sampling pipe at the bottom, and the outer surface of the collecting box is fixedly connected with an air suction pump.

[0010] The technical effects of the further scheme are that the sampling pipe is moved to the inside of the sampling box by the electric push rod two started by the external power source, the sampling pipe is inserted into the inside of the round hole and enters the inside of the gas tank at this time, and the gas in the gas tank is sucked out through the sampling pipe by the external power source starting the air suction pump.

[0011] As a preferred embodiment, the outer surface of the collecting box is fixedly connected with an input pipe, one end of the input pipe is fixedly connected to the input end of the air suction pump, the output end of the air suction pump is fixedly connected with a flexible hose, and one end of the flexible hose is fixedly connected to the outer surface of the sampling pipe.

[0012] The technical effects of the further scheme are that the sampling gas is collected by being output to the inside of the collecting box through the input pipe.

[0013] Compared with the prior art, the advantages and positive effects of the utility model are that,

[0014] 1. The utility model discloses, in use, two electric push rods and two moving frames are arranged on the outer surface of the sampling box, so that sampling of two different gases stored in the two gas tanks can be performed.

[0015] 2. The utility model discloses, in use, through the gas tank is placed to the upper surface of mobile frame, then through the external power supply and starts electric push rod no. 1, electric push rod no. 1 promotes mobile frame to move to the inside of sampling box, at this time, the thrust is greater than the attractive force of magnet no. 2 and magnet no. 1, at this time, the cover is opened, and mobile frame enters the inside of sampling box through square hole, then through the external power supply and starts electric push rod no. 2 and promotes sampling tube to move to the inside of sampling box, at this time, sampling tube inserts to the inside of round hole and enters the inside of gas tank, through the external power supply and starts suction pump and then through flexible hose and through sampling tube and inhales the gas in the inside of gas tank, and through input pipe and output to the inside of collection box. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 A three-dimensional structure schematic diagram of the waste gas sampler capable of automatically switching samples is provided for the utility model;

[0017] Figure 2 A rear view structure schematic diagram of the waste gas sampler capable of automatically switching samples is provided for the utility model;

[0018] Figure 3 A collection box place enlarged structure schematic diagram of the waste gas sampler capable of automatically switching samples is provided for the utility model;

[0019] Figure 4 A front view plane structure schematic diagram of the waste gas sampler capable of automatically switching samples is provided for the utility model.

[0020] Legend: 101, sampling box;102, electric push rod no. 1;103, mobile frame;104, round hole;105, gas tank;106, cover;107, magnet no. 1;108, square hole;109, magnet no. 2;110, connecting strip;111, collection box;112, input pipe;113, suction pump;114, flexible hose;115, electric push rod no. 2;116, sampling tube. DETAILED DESCRIPTION

[0021] In order to more clearly understand the above purpose, features and advantages of the utility model, the utility model is further explained below in conjunction with the drawings and examples. It should be explained that the examples and features in the examples of the present application can be combined with each other without conflict.

[0022] In the following description, a lot of specific details are set forth in order to fully understand the utility model, but the utility model can also be implemented in other ways different from the description herein, therefore, the utility model is not limited to the specific examples disclosed in the following disclosure.

[0023] Please refer to Figures 1 to 4The utility model provides a waste gas sampler that can automatically switch samples, comprising: a sampling box 101, the outer surface top of sampling box 101 is fixedly connected with a collection box 111, the outer surface of sampling box 101 is fixedly connected with two connecting strips 110, the opposite side outer surfaces of two connecting strips 110 are all fixedly connected with electric push rod no. 102, the opposite ends of two electric push rod no. 102 are all fixedly connected with moving frame 103, the outer surfaces of two moving frame 103 are all fixedly connected with gas tank 105, the outer surfaces top of two moving frame 103 are all provided with round hole 104, through the external power supply start suction pump 113 then through telescopic hose 114 through sampling tube 116 the gas in the inside of gas tank 105 is sucked, is output to the inside of collection box 111 through input pipe 112, be provided with two electric push rod no. 102 and two moving frame 103 on the outer surface of sampling box 101, can sample the gas in the inside of two gas tanks 105 of two different gas storage.

[0024] As Figures 1 to 4 The outer surfaces of two round holes 104 are all provided with gas tank 105, the inner wall of sampling box 101 is provided with two square holes 108, the inner wall of sampling box 101 is connected with two lids 106 through hinges, the outer surfaces of two lids 106 are all fixedly connected with magnet no. 107, the two sides of the outer surface of sampling box 101 are all fixedly connected with magnet no. 109, the electric push rod no. 102 is started through the external power supply, the electric push rod no. 102 drives moving frame 103 to move to the inside of sampling box 101, at this time, the thrust is greater than the attractive force of magnet no. 109 and magnet no. 107, at this time, the lid 106 is opened.

[0025] As Figures 1 to 4 Two magnet no. 107 are all located on the outer surfaces of two magnet no. 109, the outer surface of sampling box 101 is fixedly connected with electric push rod no. 115, the outer surface bottom of electric push rod no. 115 is fixedly connected with sampling tube 116, the outer surface of collection box 111 is fixedly connected with suction pump 113, the electric push rod no. 115 is driven to move to the inside of sampling box 101 through the external power supply start, at this time, sampling tube 116 is inserted into the inside of round hole 104 and enters the inside of gas tank 105, the suction pump 113 is started through the external power supply, then the gas in the inside of gas tank 105 is sucked out through telescopic hose 114 through sampling tube 116.

[0026] As Figures 1 to 4 The outer surface of collection box 111 is fixedly connected with input pipe 112, one end of input pipe 112 is fixedly connected at the input end of suction pump 113, the output end of suction pump 113 is fixedly connected with telescopic hose 114, one end of telescopic hose 114 is fixedly connected at the outer surface of sampling tube 116, sampling gas is collected by being output to the inside of collection box 111 through input pipe 112.

[0027] Working principle: by placing the gas tank 105 to the upper surface of the moving frame 103, then through the external power supply to start the electric push rod one 102, the electric push rod one 102 pushes the moving frame 103 to move to the inside of the sampling box 101, at this time the thrust is greater than the attractive force of the magnet two 109 and the magnet one 107, at this time the cover 106 is opened, the moving frame 103 enters the inside of the sampling box 101 through the square hole 108, then through the external power supply to start the electric push rod two 115 to push the sampling tube 116 to move to the inside of the sampling box 101, at this time the sampling tube 116 is inserted into the inside of the round hole 104 to enter the inside of the gas tank 105, through the external power supply to start the air pump 113 and then through the flexible hose 114 to pass through the sampling tube 116 to suck out the gas in the inside of the gas tank 105, through the input pipe 112 to output to the inside of the collection box 111, two electric push rod one 102 and two moving frame 103 are arranged on the outer surface of the sampling box 101, can sample the two different gases stored in the inside of the two gas tanks 105.

[0028] The above is only the preferred embodiment of the present application, and is not intended to limit the present application in other forms. Any skilled person in the art can modify or change the above disclosed technical content to equivalent embodiments applied to other fields. However, any simple modification, equivalent change and modification made according to the technical essence of the present application without departing from the technical scheme of the present application shall fall within the protection scope of the present application.

Claims

1. An exhaust gas sampler capable of automatically switching samples, comprising: Sampling box (101), characterized in that the outer surface top of the sampling box (101) is fixedly connected with a collecting box (111), the outer surface of the sampling box (101) is fixedly connected with two connecting strips (110), the opposite side outer surfaces of the two connecting strips (110) are fixedly connected with electric push rods one (102), the opposite ends of the two electric push rods one (102) are fixedly connected with moving frames (103), the outer surfaces of the two moving frames (103) are fixedly connected with gas tanks (105), and the top outer surfaces of the two moving frames (103) are provided with round holes (104).

2. The exhaust gas sampler capable of automatically switching samples according to claim 1, characterized in that: The outer surfaces of the two round holes (104) are provided with gas tanks (105), and the inner wall of the sampling box (101) is provided with two square holes (108).

3. The exhaust gas sampler capable of automatically switching samples according to claim 2, characterized in that: The inner wall of the sampling box (101) is hingedly connected with two covers (106), the outer surfaces of the two covers (106) are fixedly connected with magnets one (107), and the outer surfaces of the two sides of the sampling box (101) are fixedly connected with magnets two (109).

4. The exhaust gas sampler capable of automatically switching samples according to claim 3, characterized in that: The two magnets one (107) are located on the outer surfaces of the two magnets two (109), and the outer surface of the sampling box (101) is fixedly connected with an electric push rod two (115).

5. The exhaust gas sampler capable of automatically switching samples according to claim 4, characterized in that: The outer surface bottom of the electric push rod two (115) is fixedly connected with a sampling tube (116), and the outer surface of the collecting box (111) is fixedly connected with a suction pump (113).

6. The exhaust gas sampler capable of automatically switching samples according to claim 5, characterized in that: The outer surface of the collecting box (111) is fixedly connected with an input pipe (112), one end of the input pipe (112) is fixedly connected with the input end of the suction pump (113).

7. The exhaust gas sampler capable of automatically switching samples according to claim 6, characterized in that: The output end of the suction pump (113) is fixedly connected with a flexible hose (114).

8. The exhaust gas sampler capable of automatically switching samples according to claim 7, characterized in that: One end of the flexible hose (114) is fixedly connected with the outer surface of the sampling tube (116).

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