CN212964836U

CN212964836U - Energy-conserving efficient nitrogen oxide sensor verifying attachment

Info

Publication number: CN212964836U
Application number: CN202021230966.1U
Authority: CN
Inventors: 谢光远; 尹亮亮; 邱电荣; 张宇明; 王晓宁
Original assignee: Zhenjiang Xinyuan Chengda Sensor Technology Co ltd
Current assignee: Xuzhou Xinyuan Chengda Sensor Technology Co.,Ltd.
Priority date: 2020-06-28
Filing date: 2020-06-28
Publication date: 2021-04-13
Anticipated expiration: 2030-06-28

Abstract

The utility model discloses an energy-saving and high-efficiency nitrogen oxide sensor testing device, which comprises a sample chamber and a testing component, wherein a plurality of groups of sample tubes are uniformly and fixedly arranged at the upper end of a steel plate, a gas pipe is in through connection with the inside of the plurality of groups of sample tubes, gas is injected into the gas pipe from an air inlet and respectively enters the inside of the sample tubes through small holes, the whole gas consumption is greatly reduced, the gas flow velocity can be accelerated, the front and the back are uniform, the effect of gas distribution test is ensured, an operator places a sealing cover at the upper end of the sample tubes, a sealing block is matched with the upper end of the sample tubes, the sample tubes are convenient to seal, the upper cover is pressed downwards by the weight of a lower pressing plate, a spring is in a contraction state, a groove is matched with a convex part, the sealing of the sealing cover is convenient, the lower pressing plate is lifted by a handle, the sealing cover is lifted, the sealing cover is separated from the sample tube, the material taking is convenient, and the operation is convenient.

Description

Energy-conserving efficient nitrogen oxide sensor verifying attachment

Technical Field

The utility model relates to a nitrogen oxide sensor technical field specifically is an energy-conserving efficient nitrogen oxide sensor verifying attachment.

Background

The nitrogen oxide sensor needs to be subjected to gas distribution inspection, and the inspection process consumes gas very much, so that the production cost is increased.

The existing sample chamber is generally formed by welding threads for installing a sample on a section of closed pipe, the pipe diameter must be thick enough to be suitable for a thread base for installing the sample, so that the gas consumption is greatly increased when the sample chamber is used, and the gas consumption can be reduced by reducing the flow velocity, but the atmosphere environment of the sample is inconsistent before and after the sample is used.

To the problem, the utility model provides an energy-conserving efficient nitrogen oxide sensor verifying attachment.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an energy-conserving efficient nitrogen oxide sensor verifying attachment, it is few to possess the gas consumption, sealing performance is good, the unanimous advantage of sample atmosphere environment, thereby solved among the background art that current sample room generally is the screw thread of welding installation sample on one section confined pipe, the pipe diameter must enough thick could be fit for the screw thread base of installation sample, the gas consumption increases greatly when so using, and reduce the velocity of flow and can reduce the gas consumption but lead to the inconsistent problem of sample atmosphere environment around leading to.

In order to achieve the above object, the utility model provides a following technical scheme: an energy-saving and efficient nitrogen oxide sensor testing device comprises a sample chamber and a testing component, wherein the testing component is arranged inside the sample chamber, the sample chamber comprises a handle, a connecting rod and a lower pressing plate, the handle is arranged at the upper end of the sample chamber, the connecting rod penetrates through the inner wall of the sample chamber, and the lower pressing plate is fixedly arranged at the lower end of the connecting rod;

the inspection assembly comprises a steel plate, a sample tube, an air tube and an upper cover, the steel plate is fixedly installed in the sample chamber, the sample tube is fixedly installed at the upper end of the steel plate, the air tube is connected in the sample tube in a penetrating mode, and the upper cover is movably installed at the upper end of the sample tube.

Preferably, the sample tubes are provided with multiple groups, the multiple groups of sample tubes are uniformly and fixedly mounted at the upper end of the steel plate, and the air pipe is connected inside the multiple groups of sample tubes in a penetrating manner.

Preferably, the trachea includes air inlet and gas outlet, and the air inlet sets up the one end at the trachea, and the gas outlet setting is kept away from the one end of air inlet at the trachea.

Preferably, the sample tube comprises a small hole, a sealing ring and a sealing cover, the small hole is formed in the outer surface of the sample tube and is matched with the air tube, the sealing ring is arranged at the upper end of the sample tube, and the sealing cover is movably arranged at the upper end of the sealing ring.

Preferably, the upper cover includes recess and cavity, and the recess setting is at the lower extreme of upper cover, and with the surface phase-match of sealed lid, the cavity setting is at the both ends of sealed lid.

Preferably, sealed lid includes sealed piece, rubber pad, movable rod, spring and protruding, sealed piece fixed mounting at the lower extreme of sealed lid, and with the inside of sample cell, rubber pad fixed mounting is in the upper end of sealed lid, and movable rod fixed mounting is in the upper end of sealed lid, and the upper end setting is in the inside of cavity, and the spring setting is at the surface of movable rod, and sets up in the inside of cavity, protruding fixed mounting in the upper end of sealed lid, and with the groove phase-match.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model provides an energy-conserving efficient nitrogen oxide sensor verifying attachment, the sample cell is provided with the multiunit, and the even fixed mounting of multiunit sample cell is in the upper end of steel sheet, and trachea through connection is in the inside of multiunit sample cell, and gas pours into toward the trachea from the air inlet to get into the inside of sample cell respectively through the aperture, whole air consumption significantly reduces, and the gas flow velocity can accelerate simultaneously, is the even unanimity in front and back, the effect of guarantee distribution test.

2. The utility model provides an energy-conserving efficient nitrogen oxide sensor verifying attachment, operating personnel will seal the lid and place in the upper end of sample cell, and the upper end phase-match of sealed piece and sample cell cooperates the sealing washer, and the sample cell of being convenient for is sealed, and the holding down plate sets up the upper end at the upper cover, and the weight of holding down plate makes the upper cover to push down, spring contraction state to make recess and protruding piece phase-match, the sealed of the sealed lid of being convenient for.

3. The utility model provides an energy-conserving efficient nitrogen oxide sensor verifying attachment, when getting the material, through the handle lift the holding down plate, the spring resumes to position before to drive the upper cover and lift up, the upper cover of being convenient for and the separation of sealed lid lift up sealed lid, with sealed lid and sample cell separation, are convenient for get the material, convenient operation, excellent in use effect.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a diagram illustrating the operation of the present invention;

FIG. 3 is a schematic view of the structure of the trachea of the present invention;

FIG. 4 is a schematic view of the structure of the sample tube of the present invention;

fig. 5 is a schematic view of the upper cover structure of the present invention.

In the figure: 1. a sample chamber; 11. a handle; 12. a connecting rod; 13. a lower pressing plate; 2. inspecting the component; 21. a steel plate; 22. a sample tube; 221. a small hole; 222. a seal ring; 223. a sealing cover; 2231. a sealing block; 2232. a rubber pad; 2233. a movable rod; 2234. a spring; 2235. a male member; 23. an air tube; 231. an air inlet; 232. an air outlet; 24. an upper cover; 241. a groove; 242. a cavity.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 and 2, an energy-saving and efficient nitrogen oxide sensor testing device includes a sample chamber 1 and a testing component 2, wherein the testing component 2 is arranged inside the sample chamber 1, the sample chamber 1 includes a handle 11, a connecting rod 12 and a lower pressing plate 13, the handle 11 is arranged at the upper end of the sample chamber 1, the connecting rod 12 penetrates through the inner wall of the sample chamber 1, and the lower pressing plate 13 is fixedly arranged at the lower end of the connecting rod 12; the inspection assembly 2 comprises a steel plate 21, a sample tube 22, an air tube 23 and an upper cover 24, wherein the steel plate 21 is fixedly arranged inside the sample chamber 1, the sample tube 22 is fixedly arranged at the upper end of the steel plate 21, the air tube 23 is connected inside the sample tube 22 in a penetrating manner, and the upper cover 24 is movably arranged at the upper end of the sample tube 22.

Please refer to fig. 3, the sample tubes 22 are provided with multiple groups, and the multiple groups of sample tubes 22 are uniformly and fixedly mounted at the upper end of the steel plate 21, the air tube 23 is penetratingly connected inside the multiple groups of sample tubes 22, the air tube 23 comprises an air inlet 231 and an air outlet 232, the air inlet 231 is arranged at one end of the air tube 23, the air outlet 232 is arranged at one end of the air tube 23 far away from the air inlet 231, air is injected into the air tube 23 from the air inlet 231, and enters the inside of the sample tubes 22 through the small holes 221 respectively, the whole air consumption is greatly reduced, meanwhile, the air flow rate can be accelerated, the front and the.

Referring to fig. 4 and 5, the sample tube 22 includes a small hole 221, a sealing ring 222 and a sealing cover 223, the small hole 221 is disposed on an outer surface of the sample tube 22 and is matched with the air tube 23, the sealing ring 222 is disposed on an upper end of the sample tube 22, the sealing cover 223 is movably mounted on an upper end of the sealing ring 222, an operator places the sealing cover 223 on an upper end of the sample tube 22, a sealing block 2231 is matched with the upper end of the sample tube 22 and is matched with the sealing ring 222 to facilitate sealing of the sample tube 22, the upper cover 24 includes a groove 241 and a cavity 242, the groove 241 is disposed on a lower end of the upper cover 24 and is matched with an outer surface of the sealing cover 223, the cavity 242 is disposed on two ends of the sealing cover 223, the sealing cover 223 includes a sealing block 2231, a rubber pad 2232, a movable rod 2233, a spring 2234 and a convex piece 2235, the sealing block 2231 is fixedly mounted on a lower, the movable rod 2233 is fixedly installed at the upper end of the sealing cover 223, the upper end of the movable rod 2233 is arranged inside the cavity 242, the spring 2234 is arranged on the outer surface of the movable rod 2233 and is arranged inside the cavity 242, the convex part 2235 is fixedly installed at the upper end of the sealing cover 223 and is matched with the groove 241, the lower pressing plate 13 is arranged at the upper end of the upper cover 24, the upper cover 24 is pressed downwards due to the weight of the lower pressing plate 13, the spring 2234 is in a contracted state, the groove 241 is matched with the convex part 2235, sealing of the sealing cover 223 is facilitated, when materials are taken, the lower pressing plate 13 is lifted through the handle 11, the spring 2234 is restored to the previous position, the upper cover 24 is driven to be lifted, separation of the upper cover 24 and the sealing cover 223 is facilitated, the sealing cover 223 is lifted, the sealing cover 223 is separated from the sample tube 22, taking.

In summary, the following steps: the utility model provides an energy-conserving efficient nitrogen oxide sensor verifying attachment, sample tube 22 is provided with the multiunit, and multiunit sample tube 22 evenly fixed mounting is in the upper end of steel sheet 21, trachea 23 through-connection is in the inside of multiunit sample tube 22, gaseous from air inlet 231 toward trachea 23 injects, and enter the inside of sample tube 22 respectively through aperture 221, whole gas consumption volume greatly reduces, and the gas flow velocity can accelerate simultaneously, it is the front and back uniformity, guarantee the effect of distribution test, operating personnel places sealed lid 223 in the upper end of sample tube 22, seal block 2231 matches with the upper end of sample tube 22, cooperate with sealing washer 222, be convenient for the sealed of sample tube 22, lower clamp 13 sets up the upper end of upper cover 24, the weight of lower clamp 13 makes upper cover 24 push down, the shrink state of spring 2234, and make recess 241 and protruding piece 2235 match, be convenient for the sealed sealing of lid 223, when the material is taken, the lower pressing plate 13 is lifted through the handle 11, the spring 2234 is restored to the previous position, the upper cover 24 is driven to be lifted, the upper cover 24 and the sealing cover 223 are convenient to separate, the sealing cover 223 is lifted, the sealing cover 223 is separated from the sample tube 22, the material taking is convenient, the operation is convenient, and the using effect is good.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An energy-saving and efficient nitrogen oxide sensor testing device comprises a sample chamber (1) and a testing component (2), wherein the testing component (2) is arranged inside the sample chamber (1), and is characterized in that: the sample chamber (1) comprises a handle (11), a connecting rod (12) and a lower pressing plate (13), the handle (11) is arranged at the upper end of the sample chamber (1), the connecting rod (12) penetrates through the inner wall of the sample chamber (1), and the lower pressing plate (13) is fixedly arranged at the lower end of the connecting rod (12);

the detection assembly (2) comprises a steel plate (21), a sample tube (22), an air tube (23) and an upper cover (24), the steel plate (21) is fixedly installed inside the sample chamber (1), the sample tube (22) is fixedly installed at the upper end of the steel plate (21), the air tube (23) is connected inside the sample tube (22) in a penetrating mode, and the upper cover (24) is movably installed at the upper end of the sample tube (22).

2. The energy-saving and efficient nitrogen oxide sensor testing device according to claim 1, wherein: the sample tubes (22) are provided with multiple groups, the multiple groups of sample tubes (22) are uniformly and fixedly mounted at the upper end of the steel plate (21), and the air pipe (23) is connected inside the multiple groups of sample tubes (22) in a penetrating manner.

3. The energy-saving and efficient nitrogen oxide sensor testing device according to claim 1, wherein: the trachea (23) comprises an air inlet (231) and an air outlet (232), the air inlet (231) is arranged at one end of the trachea (23), and the air outlet (232) is arranged at one end, far away from the air inlet (231), of the trachea (23).

4. The energy-saving and efficient nitrogen oxide sensor testing device according to claim 1, wherein: the sample tube (22) comprises a small hole (221), a sealing ring (222) and a sealing cover (223), the small hole (221) is formed in the outer surface of the sample tube (22) and matched with the air tube (23), the sealing ring (222) is arranged at the upper end of the sample tube (22), and the sealing cover (223) is movably arranged at the upper end of the sealing ring (222).

5. The energy-saving and efficient nitrogen oxide sensor testing device according to claim 1, wherein: the upper cover (24) comprises a groove (241) and a cavity (242), the groove (241) is arranged at the lower end of the upper cover (24) and matched with the outer surface of the sealing cover (223), and the cavity (242) is arranged at two ends of the sealing cover (223).

6. The energy-saving and efficient nitrogen oxide sensor testing device according to claim 4, wherein: the sealing cover (223) comprises a sealing block (2231), a rubber pad (2232), a movable rod (2233), a spring (2234) and a convex piece (2235), the sealing block (2231) is fixedly arranged at the lower end of the sealing cover (223), the sealing block is arranged inside the sample tube (22), the rubber pad (2232) is fixedly arranged at the upper end of the sealing cover (223), the movable rod (2233) is fixedly arranged at the upper end of the sealing cover (223), the upper end of the movable rod is arranged inside the cavity (242), the spring (2234) is arranged on the outer surface of the movable rod (2233) and is arranged inside the cavity (242), and the convex piece (2235) is fixedly arranged at the upper end of the sealing cover (223) and is matched with the groove (241).