CN217424850U - Negative pressure sampler of convenient operation - Google Patents
Negative pressure sampler of convenient operation Download PDFInfo
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- CN217424850U CN217424850U CN202220194152.XU CN202220194152U CN217424850U CN 217424850 U CN217424850 U CN 217424850U CN 202220194152 U CN202220194152 U CN 202220194152U CN 217424850 U CN217424850 U CN 217424850U
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Abstract
本实用新型公开了一种方便操作的负压取样器，涉及负压取样器技术领域，包括取样瓶，所述取样瓶顶部插接有用于抽取取样瓶内气体的负压组件，所述取样瓶底部插接有用于抽取样品的取样软管，所述负压组件包括呈梭状的橡胶球，所述橡胶球两端分别连接有进气管和出气管，所述进气管和出气管侧壁均连接有单向阀。本实用新型通过取样瓶、橡胶球、进气管、出气管、单向阀、第一针头和取样软管之间的相互配合，使用时将长管体插入存放溶液的常压桶内，按压橡胶球，在橡胶球松开后，将取样瓶内部分气体抽出，此时在负压作用下，常压桶内的部分样品经取样软管抽入取样瓶内完成取样工作，结构简单，易于操作，取样时废液产生量少，给取样提供便利。
The utility model discloses a convenient-to-operate negative pressure sampler, which relates to the technical field of negative pressure samplers. The bottom is plugged with a sampling hose for taking samples, the negative pressure component includes a shuttle-shaped rubber ball, and the two ends of the rubber ball are respectively connected with an air inlet pipe and an air outlet pipe, and the side walls of the air inlet pipe and the air outlet pipe are both. A one-way valve is connected. The utility model uses the mutual cooperation among the sampling bottle, the rubber ball, the air inlet pipe, the air outlet pipe, the one-way valve, the first needle and the sampling hose. After the rubber ball is released, part of the gas in the sampling bottle is drawn out. At this time, under the action of negative pressure, part of the sample in the atmospheric pressure barrel is drawn into the sampling bottle through the sampling hose to complete the sampling work. The structure is simple and easy to operate. , the amount of waste liquid generated during sampling is small, which provides convenience for sampling.
Description
Technical Field
The utility model relates to a negative pressure sampler technical field especially relates to a negative pressure sampler of convenient operation.
Background
At present, when carrying out all kinds of experiments in the laboratory, can utilize ordinary pressure bucket to be used for saving all kinds of liquid raw materials usually, when needs use the raw materials, recycle the sampler and take out liquid raw materials and be used for the experiment.
Wherein, need carry out the in-process that detects to some groundwater, rainwater and all kinds of sewage, just need carry out sample analysis to the water resource etc. of ordinary pressure bucket through the sampler, what current sampler adopted mostly is that ordinary water pipe is assembled on the market and is formed, and the equipment is loaded down with trivial details, and the operation is very inconvenient, and simultaneously in the sample process, the waste liquid production volume is big, has brought a great deal of inconvenience for sample work.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the sampler among the prior art and assembling loaded down with trivial details, the operation is very inconvenient, and simultaneously in the sampling process, the waste liquid production volume is big, brings a great deal of inconvenient problem for sample work, and the negative pressure sampler of a convenient operation that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a negative pressure sampler of convenient operation, includes the sampling bottle, it has the negative pressure subassembly that is used for extracting the interior gas of sampling bottle to peg graft at the sampling bottle top, it has the sample hose that is used for extracting the sample to peg graft in the sampling bottle bottom.
In order to facilitate the one-man operation to take out gas in the sampling bottle, the negative pressure component comprises a shuttle-shaped rubber ball, the two ends of the rubber ball are respectively connected with an air inlet pipe and an air outlet pipe, the side walls of the air inlet pipe and the air outlet pipe are both connected with one-way valves, and one end, far away from the rubber ball, of the air inlet pipe is connected with a first needle head.
The sampling hose comprises a long pipe body, and a second needle head is arranged at one end of the long pipe body.
In order to facilitate the insertion of the first needle head and the second needle head, the tightness of the sampling bottle is ensured, the two ends of the sampling bottle are provided with sealing plugs, the sealing plugs are made of rubber materials, and the first needle head and the second needle head are inserted into the corresponding sealing plugs and communicated with the sampling bottle.
In order to facilitate the staff in time to know the sample capacity in the sample bottle, the sample bottle is transparent setting and outer wall fixedly connected with and is used for instructing the scale of sample bottle internal volume.
In order to place the sampling bottle upright and steadily for the convenience, the many spinal branchs vaulting poles of sampling bottle surface fixed connection, bracing piece bottom fixedly connected with rubber pad.
The utility model discloses following beneficial effect has:
1. compared with the prior art, this negative pressure sampler of convenient operation, through the sampling bottle, the rubber ball, the intake pipe, the outlet duct, the check valve, mutually support between first syringe needle and the sample hose, insert the long tube in the ordinary pressure bucket of depositing solution during the use, press the rubber ball, loosen the back at the rubber ball, take out the partial gas in the sampling bottle, this moment under the negative pressure effect, the work of taking a sample is accomplished in the sample hose suction sampling bottle to the partial sample in the ordinary pressure bucket, moreover, the steam generator is simple in structure, and is easy to operate, waste liquid production volume is few during the sample, facilitate for the sample.
2. Compared with the prior art, this negative pressure sampler of convenient operation, through mutually supporting between sampling bottle, scale, bracing piece and the rubber pad, utilize the scale to be convenient for the staff in time to know the sample volume of sample, and the setting of bracing piece and rubber pad, then be convenient for place the sampling bottle upright, facilitate for the subsequent processing of sample.
Drawings
Fig. 1 is a schematic structural diagram of a negative pressure sampler convenient to operate according to the present invention;
fig. 2 is a schematic structural diagram of a negative pressure component in the conveniently operated negative pressure sampler provided by the present invention;
fig. 3 is a schematic structural diagram of a sampling hose in a negative pressure sampler convenient to operate according to the present invention.
Illustration of the drawings:
1. sampling a bottle; 2. a negative pressure assembly; 201. a rubber ball; 202. an air inlet pipe; 203. an air outlet pipe; 204. a one-way valve; 205. a first needle; 3. a sampling hose; 301. a long pipe body; 302. a second needle; 4. a sealing plug; 5. a graduated scale; 6. a support bar; 7. and (7) a rubber pad.
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. 1-3, the utility model provides a pair of negative pressure sampler of convenient operation: including sampling bottle 1, 1 top of sampling bottle is pegged graft and is had the negative pressure subassembly 2 that is used for extracting gas in the sampling bottle 1, negative pressure subassembly 2 is including being fusiform rubber ball 201, rubber ball 201 both ends are connected with intake pipe 202 and outlet duct 203 respectively, intake pipe 202 and outlet duct 203 lateral wall all are connected with check valve 204, intake pipe 202 is kept away from rubber ball 201 one end and is connected with first needle 205, wherein check valve 204 can be used to control the corresponding intake pipe 202 and the break-make of gas in the outlet duct 203, under check valve 204's effect, gas can only flow along the direction that the arrow head is shown in figure 1, make rubber ball 201 can take out the partial air in the sampling bottle 1, thereby make and form negative pressure state in the sampling bottle 1, so that extract the sample.
Wherein, 1 bottom of sampling bottle is pegged graft and is had sample hose 3 that is used for drawing the sample, sample hose 3 includes long body 301, long body 301 wherein one end is equipped with second syringe needle 302, the both ends of sampling bottle 1 all are equipped with sealing plug 4, sealing plug 4 adopts rubber materials to make, first syringe needle 205 all runs through with second syringe needle 302 and inserts and establish in corresponding sealing plug 4 and communicate with sampling bottle 1, leakproofness in the sampling bottle 1 can be guaranteed to sealing plug 4, also provide convenience for inserting of first syringe needle 205 and second syringe needle 302 simultaneously.
Wherein, sample bottle 1 is transparent setting and outer wall fixedly connected with is used for instructing the scale 5 of 1 interior volumes of sample bottle, and the outer fixed surface of sample bottle 1 is connected with many spinal branchs vaulting pole 6, and 6 bottom fixedly connected with rubber pads 7 of bracing piece, rubber pads 7 can increase the friction to guarantee the stability when bracing piece 6 stands vertically.
The utility model discloses its functional principle is explained to following mode of operation of accessible:
during the use, the second needle 302 is inserted into the sealing plug 4 at the bottom of the sampling bottle 1, and the first needle 205 is inserted into the sealing plug 4 at the top of the sampling bottle 1, so that the long pipe body 301, the sampling bottle 1 and the rubber ball 201 are integrally formed into a communicated state.
Insert the ordinary pressure bucket that is used for saving liquid with the one end that second syringe needle 302 was kept away from to long body 301, then press rubber ball 201, the gas in the rubber ball 201 outwards discharges through outlet duct 203, then loosen rubber ball 201, rubber ball 201 resets and takes out to rubber ball 201 in through intake pipe 202 the partial gas in the sampling bottle 1, form negative pressure state in the sampling bottle 1 this moment, thereby make the partial liquid in the ordinary pressure bucket get into the storage in the sampling bottle 1 through long body 301, take out long body 301 from the ordinary pressure bucket, accomplish a sample work, this sampler overall structure is simple, easy to operate, waste liquid production volume is few during the sample, offer convenience for the sample.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220194152.XU CN217424850U (en) | 2022-01-25 | 2022-01-25 | Negative pressure sampler of convenient operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220194152.XU CN217424850U (en) | 2022-01-25 | 2022-01-25 | Negative pressure sampler of convenient operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217424850U true CN217424850U (en) | 2022-09-13 |
Family
ID=83177958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220194152.XU Active CN217424850U (en) | 2022-01-25 | 2022-01-25 | Negative pressure sampler of convenient operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217424850U (en) |
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2022
- 2022-01-25 CN CN202220194152.XU patent/CN217424850U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 443000 Hubei Province, Yichang City, Gaoxin Development Zone, Juxiang Road No. 519, Building 10, Room 407 Patentee after: Kunlun New Energy Materials Technology (Yichang) Co.,Ltd. Country or region after: China Address before: 065400 south of the middle section of Ping'an Street, Xianghe economic and Technological Development Zone, Langfang City, Hebei Province Patentee before: Xianghe Kunlun new energy materials Co.,Ltd. Country or region before: China |