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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- sample
- sampling bottle
- negative pressure
- rubber ball
- bottle
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Abstract
The utility model discloses a negative pressure sampler of convenient operation relates to negative pressure sampler technical field, including the sampling bottle, peg graft at the sampling bottle top and have the negative pressure subassembly that is used for extracting gas in the sampling bottle, peg graft and have the sample hose that is used for extracting the sample bottom the sampling bottle, the negative pressure subassembly is including the rubber ball that is the fusiformis, the rubber ball both ends are connected with intake pipe and outlet duct respectively, intake pipe and outlet duct lateral wall all are connected with the check valve. The utility model discloses a sample 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 tubular body in the ordinary pressure bucket of depositing the solution during use, press the rubber ball, loosen the back at the rubber ball, take out the interior part gas of sample bottle, this moment under the negative pressure effect, the sample work is accomplished in the sample hose suction sample bottle to the part sample in the ordinary pressure bucket, moreover, the steam generator is simple in structure, easy to operate, the waste liquid production volume is few during the sample, facilitate for the sample.
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)
1. The utility model provides a negative pressure sampler of convenient operation which characterized in that: the sampling device comprises a sampling bottle, wherein a negative pressure assembly for extracting gas in the sampling bottle is inserted into the top of the sampling bottle, and a sampling hose for extracting a sample is inserted into the bottom of the sampling bottle;
the negative pressure assembly comprises a shuttle-shaped rubber ball, 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 respectively connected with a one-way valve, and one end of the air inlet pipe, which is far away from the rubber ball, 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;
the two ends of the sampling bottle are respectively provided with a sealing plug, 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 in a penetrating manner and are communicated with the sampling bottle;
the sampling bottle is arranged in a transparent manner, and the outer wall of the sampling bottle is fixedly connected with a graduated scale for indicating the inner volume of the sampling bottle;
the sampling bottle surface fixed connection has many spinal branchs vaulting pole, bracing piece bottom fixed connection has the rubber pad.
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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