CN211435772U - Rapid sampler and rapid sampling system of reverse osmosis membrane - Google Patents
Rapid sampler and rapid sampling system of reverse osmosis membrane Download PDFInfo
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- CN211435772U CN211435772U CN201922215567.1U CN201922215567U CN211435772U CN 211435772 U CN211435772 U CN 211435772U CN 201922215567 U CN201922215567 U CN 201922215567U CN 211435772 U CN211435772 U CN 211435772U
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Abstract
An object of the utility model is to provide a reverse osmosis membrane's quick sampler, quick sampling system, it replaces manual sample. In a rapid sampler of a reverse osmosis membrane, a carrier is provided with a cutter channel; the sampling knife is movably arranged in the cutter channel, is cylindrical, one end of the sampling knife is closed, the other end of the sampling knife is opened, and a cutting part is formed at the port of the opened end; the negative pressure interface is used for connecting a negative pressure source and the inner cavity of the sampling knife so as to form negative pressure in the inner cavity for adsorbing the cut sample wafer; and the driving device is connected with the sampling knife and is used for driving the sampling knife to do telescopic motion.
Description
Technical Field
The utility model relates to a quick sampler and system of reverse osmosis membrane piece.
Background
In the reverse osmosis diaphragm production process, there is the sample demand, this work is accomplished by the manual work completely at present, and operation workman takes a wall paper sword in one hand, cuts a circle on the diaphragm of operation fast, and the sample piece that another hand was drawn down takes off, and this operation probably still need take two sample pieces at same position to whether the performance on both sides is the same about the detection diaphragm, if operate carelessly, probably cause the diaphragm fracture, thereby cause the shut down, produce many unnecessary wastes products. In addition, the production speed of the existing membrane is faster and faster, the manual sampling can only be operated at a low speed, and the production speed of the membrane is higher, and the manual sampling cannot be performed at all.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a reverse osmosis membrane's quick sampler, quick sampling system and utility model, it replaces the manual sample.
A rapid sampler for reverse osmosis membranes for achieving the stated object, in which the carrier is provided with a cutter channel; the sampling knife is movably arranged in the cutter channel, is cylindrical, one end of the sampling knife is closed, the other end of the sampling knife is opened, and a cutting part is formed at the port of the opened end; the negative pressure interface is used for connecting a negative pressure source and the inner cavity of the sampling knife so as to form negative pressure in the inner cavity for adsorbing the cut sample wafer; and the driving device is connected with the sampling knife and is used for driving the sampling knife to do telescopic motion.
In one or more embodiments of the rapid sampler, the sampling blade is an electrically heated blade configured with an electrical heating element to allow heating of the sampling blade by the electrical heating element.
In one or more embodiments of the rapid sampler, the rapid sampler further comprises a framework, and the framework is arranged in the inner cavity of the sampling knife and used for supporting the adsorbed sample wafer.
In one or more embodiments of the rapid sampler, the scaffold is a sponge filler.
In one or more embodiments of the rapid sampler, the drive means comprises a motor, a screw, and a nut, the nut being disposed at the closed end of the sampling blade and being restrained from rotation, the screw being disposed as a motion output of the motor, the screw further being coupled to the nut and being insertable into the lumen of the sampling blade.
In one or more embodiments of the rapid sampler, the rapid sampler further comprises a push rod movably extending from the closed end of the sampling blade into the cavity of the sampling blade for pushing out the cut sample piece.
To achieve the stated object, a rapid sampling system for reverse osmosis membranes comprises:
any of the described fast samplers;
the negative pressure source is connected with the negative pressure interface;
the sampling frame is used for supporting the rapid sampler; and
and the guide rails are arranged on two sides of the production line of the reverse osmosis membrane, are used for supporting the sampling frame and allow the sampling frame to slide.
One or more embodiments of the rapid sampling system are as follows: the guide rail comprises a fixed rail and a movable rail, the movable rail is in sliding fit with the fixed rail, and the movable rail is connected with the sampling frame.
One or more embodiments of the rapid sampling system are as follows: the sliding of the sampling frame is driven by the friction force between the sampling knife and the reverse osmosis membrane.
In order to realize the rapid sampling method of the reverse osmosis membrane, any one rapid sampler is adopted, and the rapid sampling method comprises the following steps:
ensuring that the sampling blade is retracted in the carrier;
keeping the same running speed of the rapid sampler and the conveyed reverse osmosis membrane;
placing the rapid sampler on a reverse osmosis membrane;
driving the sampling knife to extend out to obtain a sample wafer;
providing negative pressure to the negative pressure interface to hold the sample wafer on the sampling knife; and
the communicating sample is retracted with the sampling knife to clear the transported reverse osmosis membrane.
According to the technical scheme, the rapid sampler is beneficial to realizing automatic sampling, and has various advantages of safety, rapidness and the like after replacing manual sampling.
Drawings
The above and other features, properties and advantages of the present invention will become more apparent from the following description of the embodiments with reference to the accompanying drawings, in which:
fig. 1 is a schematic diagram of a fast sampler.
Fig. 2 is a schematic diagram of a rapid sampling system.
Detailed Description
The following discloses many different embodiments or examples for implementing the subject technology described. Specific examples of components and arrangements are described below to simplify the present disclosure, but these are merely examples and are not intended to limit the scope of the present invention. For example, if a first feature is formed over or on a second feature described later in the specification, this may include embodiments in which the first and second features are formed in direct contact, and may also include embodiments in which additional features are formed between the first and second features, such that the first and second features may not be in direct contact. Additionally, reference numerals and/or letters may be repeated among the various examples throughout this disclosure. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. Further, when a first element is described as being coupled or coupled to a second element, the description includes embodiments in which the first and second elements are directly coupled or coupled to each other, as well as embodiments in which one or more additional intervening elements are added to indirectly couple or couple the first and second elements to each other.
Fig. 1 shows a fast sampler and fig. 2 shows a system comprising the fast sampler.
As shown in fig. 1, the rapid sampler for reverse osmosis membrane comprises a carrier 1, a sampling knife 2, a negative pressure port 3 and a driving device 4. The carrier 1 is cylindrical and is provided with a tool channel 11. The sampling blade 2 is cylindrical, and the shape thereof may be changed according to the shape of a sample wafer as required, and is not limited to a circular shape. One end 21 of the sampling knife 2 is a closed section and the other end 20 is open, and the port of the open end is used for cutting the membrane to obtain a sample. The negative pressure port 3 is used for connecting a negative pressure source and the inner cavity of the sampling knife 2, so that negative pressure can be formed in the inner cavity of the sampling knife 2, and the negative pressure is used for adsorbing the cut sample wafer. The driving device 4 is connected with the sampling knife 2 to drive the sampling knife 2 to do telescopic motion.
As shown in figure 2, the rapid sampler is arranged above the reverse osmosis membrane production line, the rapid sampler and the reverse osmosis membrane have the same running speed, the sampling knife 2 extends downwards to cut out a sample wafer, then contracts upwards, and drives the sample wafer to move under the action of negative pressure to leave the reverse osmosis membrane in operation.
Therefore, the rapid sampler is suitable for automatic sampling, can protect the diaphragm and prevent the diaphragm from being broken.
The sampling cutter 2 is arranged according to the shape of the sample wafer required, so that the sample wafer taken down can be directly placed in the detection pool, and the work of further cutting is omitted.
Although one embodiment of a fast sampler is described above, in other embodiments, there may be many more details, and at least some of these details may vary widely, relative to the embodiments described above. At least some of these details and variations are described below in several embodiments.
One embodiment of the sampling blade 2 is an electric heating blade, which is provided with an electric heating element to allow heating of the sampling blade by the electric heating element to generate a temperature that is able to melt the membrane. The sampling blade 2 may be arranged to be electrically heated only at its cutting portion, or the cutting portion itself may be an electrical heating element. Not shown, but it will be appreciated that a coupler may be provided on the back of the sampling blade 2 for coupling to a power source.
As shown in fig. 1, the rapid sampler further comprises a framework 8, wherein the framework 8 is arranged in the inner cavity of the sampling knife 2 and is used for supporting the adsorbed sample wafer and preventing the membrane from being excessively sucked inwards. After the negative pressure is released, the membrane is easily removed or can be automatically removed from the cutting portion of the sampling knife 2.
One embodiment of the frame 8 is a sponge filler, which also serves to protect the removed coupon from scratches.
In an alternative embodiment, the rapid sampler further comprises a push rod 9, the push rod 9 being movably extended from the closed end 21 of the sampling blade 2 into the cavity of the sampling blade 2 for pushing out the cut sample piece.
As shown in fig. 1, the driving device 4 comprises a motor 40, a screw 41 and a nut 42, the nut 42 is arranged at the closed end 21 of the sampling knife 2 and is limited to rotate, the screw 41 is arranged as a motion output member of the motor 40, and the screw 41 is also connected with the nut 42 and can penetrate into the inner cavity of the sampling knife 2. When the motor 40 drives the screw rod 41 to rotate, the nut 42 cannot follow the rotation, so that the nut 42 moves, the nut 42 drives the sampling knife 2 to slide in the cutter channel 11, and the sampling knife 2 can slide in the cutter channel 11 in a telescopic manner.
As shown in fig. 2, a rapid sampling system of a reverse osmosis membrane comprises two rapid samplers q1, q2, each of the rapid samplers q1, q2 is connected with a negative pressure source according to fig. 1 through a negative pressure interface thereof, and the negative pressure source may comprise a vacuum tank 6 and a vacuum pump 5. And after the vacuum degree in the vacuum tank 6 is reduced to a preset value, the vacuum pump 5 starts to extract the vacuum in the vacuum tank 6, and the vacuum tank 6 extracts the vacuum from the sampling knife of the rapid sampler through the negative pressure interface. The rapid sampling system also comprises a sampling frame 14, the sampling frame 14 is used for supporting the rapid samplers q1 and q2, and guide rails 13 are arranged on two sides of the production line 7 of the reverse osmosis membrane and used for slidably supporting the sampling frame 14.
In actual use, the sampling rack 14 may be pushed so that the sampling rack 14 maintains the same speed as the reverse osmosis membrane being transported, and then the sampling knife 2 is driven to take a sample.
One embodiment of guide rail includes fixed rail and movable rail, movable rail and fixed rail sliding fit, can set up ball etc. in the middle of it, and the movable rail is connected with the sample rack, so can reduce friction.
The sliding of the sampling frame 14 is driven by the friction between the sampling knife and the reverse osmosis membrane, so that after the sampling frame 14 is pushed for a distance, the sampling knife contacts the reverse osmosis membrane, and the sampling frame 14 can be released
The push through the sampling frame 14 may be manually or actuated by a drive means.
From the foregoing embodiments, there can also be understood a rapid sampling method of a reverse osmosis membrane, which employs the foregoing rapid sampler, including the steps of:
ensuring that the sampling blade is retracted in the carrier;
keeping the same running speed of the rapid sampler and the conveyed reverse osmosis membrane;
placing the rapid sampler on a reverse osmosis membrane;
driving the sampling knife to extend out to obtain a sample wafer;
providing negative pressure to the negative pressure interface to hold the sample wafer on the sampling knife; and
the communicating sample is retracted with the sampling knife to clear the transported reverse osmosis membrane.
The system or the method has the following effects:
1. the rapid sampling can finish the sampling work at a very high running speed.
2. The sample shape can be customized, generally in order to detect the required sample piece shape design sampling sword of platform, and the sample piece that takes off can directly be put into the measuring cell, saves cutting work.
3. Safety, sample sword work when taking a sample, sample sword does not generate heat when not taking a sample to contract thick disc inside, can not hinder the people.
4. Can take a sample in multiple points, and can not have the risk of deciding the diaphragm.
5. The sampling area is reduced, and the scrappage quantity caused by sampling is reduced.
6. The sampling device is linked with a production line, can move in the same direction as the diaphragm running speed, samples in a relatively static state, and cannot damage the diaphragm.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention. Therefore, any modification, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention, all without departing from the content of the technical solution of the present invention, fall within the scope of protection defined by the claims of the present invention.
Claims (9)
1. A rapid sampler for reverse osmosis membranes comprising:
a carrier provided with a tool channel;
a sampling knife movably disposed in the knife channel, having a cylindrical shape with one end closed and the other end open, and having a cutting portion formed at a port of the open end;
the negative pressure interface is used for connecting a negative pressure source and the inner cavity of the sampling knife so as to form negative pressure in the inner cavity for adsorbing the cut sample wafer; and
and the driving device is connected with the sampling knife and used for driving the sampling knife to perform telescopic motion.
2. A rapid sampler according to claim 1, wherein the sampling blade is an electrically heated blade, an electrical heating element being provided to allow heating of the sampling blade by the electrical heating element.
3. A rapid sampler according to claim 1, further comprising a backbone disposed within the interior cavity of the sampling blade for supporting the adsorbed sample wafer.
4. A rapid sampler according to claim 3 in which the skeleton is a sponge filler.
5. A rapid sampler according to claim 1, wherein the drive means comprises a motor, a screw, and a nut, the nut being provided at the closed end of the sampling blade and being restrained against rotation, the screw being provided as a motion output of the motor, the screw further being connected to the nut and being penetratable into the lumen of the sampling blade.
6. A rapid sampler according to claim 1, further comprising a push rod, said push rod extending removably from said closed end of said sampling blade into the cavity of said sampling blade for pushing out the cut sample piece.
7. A rapid sampling system for reverse osmosis membranes comprising:
a fast sampler as claimed in any one of claims 1 to 6;
the negative pressure source is connected with the negative pressure interface;
the sampling frame is used for supporting the rapid sampler; and
and the guide rails are arranged on two sides of the production line of the reverse osmosis membrane, are used for supporting the sampling frame and allow the sampling frame to slide.
8. The rapid sampling system of claim 7, wherein the guide rail comprises a fixed rail and a movable rail, the movable rail slidably engaging the fixed rail, the movable rail being coupled to the sampling frame.
9. The rapid sampling system of claim 7, wherein the sliding of the sampling frame is driven by the friction of the sampling knife with the reverse osmosis membrane.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922215567.1U CN211435772U (en) | 2019-12-11 | 2019-12-11 | Rapid sampler and rapid sampling system of reverse osmosis membrane |
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| CN201922215567.1U CN211435772U (en) | 2019-12-11 | 2019-12-11 | Rapid sampler and rapid sampling system of reverse osmosis membrane |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112393942A (en) * | 2020-11-28 | 2021-02-23 | 国网江苏省电力有限公司盐城供电分公司 | Cable protection pipe on-site rapid testing method based on distribution network CPVC material |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112393942A (en) * | 2020-11-28 | 2021-02-23 | 国网江苏省电力有限公司盐城供电分公司 | Cable protection pipe on-site rapid testing method based on distribution network CPVC material |
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