CN215339075U

CN215339075U - Waterborne polyurethane sampler

Info

Publication number: CN215339075U
Application number: CN202121429428.XU
Authority: CN
Inventors: 蒲晶
Original assignee: Yupu New Material Technology Shanghai Co ltd
Current assignee: Yupu New Material Technology Shanghai Co ltd
Priority date: 2021-06-25
Filing date: 2021-06-25
Publication date: 2021-12-28
Anticipated expiration: 2031-06-25

Abstract

The utility model discloses a waterborne polyurethane sampler, which comprises a liquid suction cylinder, wherein the lower end face of the liquid suction cylinder is fixedly connected with a liquid inlet pipe, the upper part of the inner cavity of the liquid suction cylinder is connected with an adjusting rod through adjusting threads and threads, and the upper end face of the adjusting rod is fixedly connected with a rotating disc. This waterborne polyurethane sampler has solved the inconvenient ration sample of current device and the easy unrestrained problem of sample of partial device.

Description

Waterborne polyurethane sampler

Technical Field

The utility model relates to the technical field of liquid sampling devices, in particular to a water-based polyurethane sampler.

Background

Aqueous polyurethanes are new polyurethane systems in which water is used as the dispersion medium instead of an organic solvent, and are also referred to as water-dispersed polyurethanes, aqueous polyurethanes, or water-based polyurethanes. The waterborne polyurethane takes water as a solvent, and has the advantages of no pollution, safety, reliability, excellent mechanical property, good compatibility, easy modification and the like. In the process of waterborne polyurethane production among the prior art, need follow the reation kettle in extract some samples and carry out the analysis and detection, come the production process of control waterborne polyurethane, but current sampler is when taking a sample to waterborne polyurethane, can not take a sample to the ration, can bring very big inconvenience for detecting, and partial sampler is when taking a sample simultaneously, and waterborne polyurethane is unrestrained from the sampler easily, causes the inaccurate of detection. In view of this, we propose a sampler for aqueous polyurethane.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a waterborne polyurethane sampler, which solves the problems that the conventional device is inconvenient for quantitative sampling and part of the device is easy to spill samples.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a waterborne polyurethane sampler, includes a imbibition section of thick bamboo, terminal surface fixedly connected with feed liquor pipe under the imbibition section of thick bamboo, imbibition section of thick bamboo inner chamber upper portion has the regulation pole through adjusting screw thread threaded connection, adjust pole up end fixedly connected with rolling disc.

Preferably, one side of the outer surface of the rotating disc is fixedly connected with a positioning block, the upper part of the outer surface of the liquid suction cylinder is provided with an annular scale mark, and the lower end of the positioning block is aligned to a zero scale position of the annular scale mark.

Preferably, adjust pole inner chamber sliding connection and have the catch bar, catch bar up end fixedly connected with push pedal, terminal surface fixedly connected with rubber suction cup under the catch bar, rubber suction cup both sides and imbibition section of thick bamboo inner chamber sliding connection, the rubber suction cup diameter is greater than adjusts the pole diameter, it is provided with the regulation screw thread to adjust the pole surface.

Preferably, the lower part of the inner cavity of the liquid suction barrel is fixedly connected with a support frame, the lower end face of the support frame is fixedly connected with a return spring, one end of the return spring is fixedly connected with a pressing plate, and the lower part of the inner cavity of the liquid suction barrel is slidably connected with the pressing plate.

Preferably, the lower part of the inner cavity of the liquid suction barrel is connected with a sampling bottle through a liquid unloading port in a threaded manner, the sampling bottle comprises a sampling bottle main body, volume scale marks, a liquid inlet and a plug, and the middle part of the upper end face of the sampling bottle main body is fixedly connected with the liquid inlet.

Preferably, the liquid inlet is in threaded connection with the plug, and one side of the outer surface of the liquid inlet is provided with annular scale marks.

(III) advantageous effects

The utility model provides a water-based polyurethane sampler. The method has the following beneficial effects:

(1) this waterborne polyurethane sampler, locating piece through rolling disc surface one side fixed connection, when beginning to carry out quantitative sampling to waterborne polyurethane, the accessible rotates the distance that adjusts the regulation pole and adjust catch bar and rubber suction cup activity, and then the number of turns of adjusting the screw thread on the regulation pole and the registration of locating piece demonstration on annular scale mark confirm the sample volume of injecing, and then put into the solvent with the feed liquor pipe, the pulling catch bar utilizes the negative pressure principle to extract the liquid medicine after that, and then accomplishes quantitative sampling.

(2) This waterborne polyurethane sampler, support frame through imbibition section of thick bamboo inner chamber lower part fixed connection, when beginning to absorb the solvent, under the effect of atmospheric pressure, atmospheric pressure can extrude to support the clamp plate and move backward, and then inhale the liquid medicine in imbibition section of thick bamboo inner chamber, after the liquid medicine has been inhaled, can support and press to support the clamp plate, close imbibition section of thick bamboo export, and then guarantee that the liquid medicine does not leak outward, and simultaneously, the liquid medicine that gets into in the imbibition section of thick bamboo can enter into the sample bottle through unloading the liquid mouth, take out the sample bottle after that, use the end cap to block up the sample bottle main part, and then accomplish the sample of liquid medicine.

Drawings

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

FIG. 2 is a schematic view of a half-section structure of the present invention;

FIG. 3 is a schematic view of the structure of the sampling bottle of the present invention.

In the figure: 1. a liquid suction cylinder; 2. a liquid inlet pipe; 3. adjusting the screw thread; 4. adjusting a rod; 5. rotating the disc; 6. positioning blocks; 7. pushing the plate; 8. a push rod; 9. a rubber suction cup; 10. a support frame; 11. a liquid discharge port; 12. a return spring; 13. pressing the plate; 14. sampling a bottle; 141. a sampling bottle body; 142. volume scale lines; 143. a liquid inlet; 144. a plug; 15. annular scale marks.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

the first embodiment is as follows: the utility model provides a waterborne polyurethane sampler, including a section of thick bamboo 1 of inhaling, 1 terminal surface fixedly connected with feed liquor pipe 2 under a section of thick bamboo of inhaling, there is regulation pole 4 on 1 inner chamber upper portion of a section of thick bamboo of inhaling through adjusting 3 threaded connection of screw thread, adjust 4 up end fixedly connected with rolling disc 5 of pole, 5 surface one side fixedly connected with locating piece 6 of rolling disc, 1 surface upper portion of a section of thick bamboo of inhaling is provided with annular scale mark 15, 6 lower extreme alignment annular scale mark 15 zero scale department of locating piece, adjust 4 inner chamber sliding connection of pole have a

catch bar

8, 8 up end fixedly connected with push pedal 7 of catch bar, terminal surface fixedly connected with rubber suction cup 9 under the

catch bar

8, 9 both sides of rubber suction cup and 1 inner chamber sliding connection of a section of thick bamboo of inhaling, rubber suction cup 9 diameter is greater than and adjusts 4 diameters, it is provided with the regulation screw thread to adjust 4 surfaces of pole. Because 5 surface one side fixedly connected with locating piece 6 of rolling disc, when beginning to carry out the ration sample to waterborne polyurethane, accessible rotates adjusting lever 4 and adjusts the distance of catch bar 8 and the activity of rubber suction cup 9, and then confirms the sample volume of injecing through adjusting the number of turns of screw thread 3 and the registration of locating piece 6 demonstration on annular scale mark 15 on pole 4, and then puts into solvent with feed liquor pipe 2, and the pulling catch bar 8 utilizes the negative pressure principle to extract the liquid medicine after that, and then accomplishes the ration sample.

The second embodiment is different from the first embodiment in that a support frame 10 is fixedly connected to the lower portion of an inner cavity of a liquid suction tube 1, a return spring 12 is fixedly connected to the lower end face of the support frame 10, a pressing plate 13 is fixedly connected to one end of the return spring 12, the lower portion of the inner cavity of the liquid suction tube 1 is slidably connected to the pressing plate 13, a sampling bottle 14 is connected to the lower portion of the inner cavity of the liquid suction tube 1 through a liquid discharge port 11 in a threaded manner, the sampling bottle 14 comprises a sampling bottle main body 141, volume scale lines 142, a liquid inlet 143 and a plug 144, a liquid inlet 143 is fixedly connected to the middle portion of the upper end face of the sampling bottle main body 141, the liquid inlet 143 is connected to the plug 144 in a threaded manner, and an annular scale line 15 is arranged on one side of the outer surface of the liquid inlet 143. Because the supporting frame 10 is fixedly connected to the lower portion of the inner cavity of the liquid suction barrel 1, when a solvent is sucked, the air pressure can extrude the pressing plate 13 to move backwards under the action of the air pressure, so that liquid medicine is sucked into the inner cavity of the liquid suction barrel 1, after the liquid medicine is sucked, the pressing plate 13 can be pressed, the outlet of the liquid suction barrel 1 is closed, so that the liquid medicine is prevented from leaking outwards, meanwhile, the liquid medicine entering the liquid suction barrel 1 can enter the sampling bottle 14 through the liquid discharge port 11, then the sampling bottle 14 is taken out, the sampling bottle main body 141 is plugged by the plug 144, and then the sampling of the liquid medicine is completed.

When the quantitative sampling device works, when the quantitative sampling of the waterborne polyurethane is started, the movable distance between the push rod 8 and the rubber sucker 9 can be adjusted by rotating the adjusting rod 4, and then the limited sampling amount is determined by the number of turns of the adjusting thread 3 on the adjusting rod 4 and the number displayed on the annular scale line 15 by the positioning block 6, so that the liquid inlet pipe 2 is placed into a solvent, then the push rod 8 is pulled to extract the liquid medicine by using the negative pressure principle, and further the quantitative sampling is completed, because the lower part of the inner cavity of the liquid suction barrel 1 is fixedly connected with the supporting frame 10, when the solvent is started to be sucked, the pressing plate 13 can be extruded by the air pressure to move backwards under the action of the air pressure, so that the liquid medicine is sucked into the inner cavity of the liquid suction barrel 1, after the liquid medicine is sucked, the pressing plate 13 can be pressed, the outlet of the liquid suction barrel 1 is closed, further, the liquid medicine is ensured not to leak outwards, and meanwhile, the liquid medicine entering the liquid suction barrel 1 can enter the sampling bottle 14 through the liquid discharging port 11, the sampling bottle 14 is then taken out, and the sampling bottle body 141 is closed with a stopper 144, thereby completing sampling of the chemical solution.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.

Claims

1. A waterborne polyurethane sampler comprises a liquid suction cylinder (1), and is characterized in that: the liquid suction device is characterized in that a liquid inlet pipe (2) is fixedly connected to the lower end face of the liquid suction cylinder (1), an adjusting rod (4) is connected to the upper portion of an inner cavity of the liquid suction cylinder (1) through adjusting threads (3) in a threaded mode, and a rotating disc (5) is fixedly connected to the upper end face of the adjusting rod (4).

2. The waterborne polyurethane sampler of claim 1, wherein: the liquid sucking device is characterized in that a positioning block (6) is fixedly connected to one side of the outer surface of the rotating disc (5), annular scale marks (15) are arranged on the upper portion of the outer surface of the liquid sucking cylinder (1), and the lower end of the positioning block (6) is aligned to the zero scale position of the annular scale marks (15).

3. The waterborne polyurethane sampler of claim 2, wherein: adjust pole (4) inner chamber sliding connection and have catch bar (8), catch bar (8) up end fixedly connected with push pedal (7), terminal surface fixedly connected with rubber suction cup (9) under catch bar (8), rubber suction cup (9) both sides and an imbibition section of thick bamboo (1) inner chamber sliding connection, rubber suction cup (9) diameter is greater than adjusts pole (4) diameter, it is provided with the regulation screw thread to adjust pole (4) surface.

4. The waterborne polyurethane sampler of claim 3, wherein: the liquid suction cylinder is characterized in that a support frame (10) is fixedly connected to the lower portion of an inner cavity of the liquid suction cylinder (1), a reset spring (12) is fixedly connected to the lower end face of the support frame (10), a pressing plate (13) is abutted to one end of the reset spring (12), and the lower portion of the inner cavity of the liquid suction cylinder (1) is in sliding connection with the pressing plate (13).

5. The waterborne polyurethane sampler of claim 4, wherein: the sampling device is characterized in that the lower part of the inner cavity of the liquid suction barrel (1) is in threaded connection with a sampling bottle (14) through a liquid discharge port (11), the sampling bottle (14) comprises a sampling bottle main body (141), volume scale marks (142), a liquid inlet (143) and a plug (144), and the middle part of the upper end face of the sampling bottle main body (141) is fixedly connected with the liquid inlet (143).

6. The waterborne polyurethane sampler of claim 5, wherein: the liquid inlet (143) is in threaded connection with a plug (144), and one side of the outer surface of the liquid inlet (143) is provided with annular scale marks (15).