CN210571571U - Analytical chemistry liquid sampling device - Google Patents
Analytical chemistry liquid sampling device Download PDFInfo
- Publication number
- CN210571571U CN210571571U CN201921585757.6U CN201921585757U CN210571571U CN 210571571 U CN210571571 U CN 210571571U CN 201921585757 U CN201921585757 U CN 201921585757U CN 210571571 U CN210571571 U CN 210571571U
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- CN
- China
- Prior art keywords
- sampling tube
- spring
- pull rod
- sampling
- cardboard
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses an analysis chemistry liquid sampling device, including sampling tube and rack, the inside sliding connection of sampling tube has sealed the pad, the last fixed surface of sealed pad is connected with the pull rod, the draw-in groove has been seted up to the side of pull rod, the top of sampling tube inside wall articulates through the hinge has the cardboard, cardboard and draw-in groove joint. This analytical chemistry liquid sampling device, through the draw-in groove, the cardboard, first spring, the depression bar, the arm-tie, and the setting of second spring, the user of service pushes the pull rod downwards, under the effect of second spring, the pull rod drives sealed upward movement that fills up, can make things convenient for user of service to take chemical liquid, and the cardboard can with the draw-in groove joint under the effect of first spring, fixed action has been played to the pull rod, prevent that the sampling tube from causing liquid unrestrained because of the mistake is touched, when needing to use liquid, press the depression bar, the cardboard just can separate with the draw-in groove, personnel's safety has still been guaranteed when having made things convenient for personnel to use.
Description
Technical Field
The utility model relates to a chemistry experiment auxiliary device technical field specifically is an analysis chemistry liquid sampling device.
Background
The analytical chemical liquid sampling device is a device which is used by experimenters to conveniently take chemical liquid and avoid the direct contact of human bodies with the chemical liquid.
In chemical experiments, a lot of chemical liquids are involved, wherein different chemicals have different influences on human bodies, some corrosive chemical liquids need to be taken out with extra care, otherwise skin or experimental articles are likely to be injured, but the existing sampling devices are not high in safety during sampling due to the fact that the structure is too simple, and therefore, the existing sampling devices are likely to cause injuries to experimenters.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides an analysis chemistry liquid sampling device has solved the problem of proposing in the above-mentioned background art.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an analytical chemistry liquid sampling device, includes sampling tube and rack, the inside sliding connection of sampling tube has sealed the pad, the sealed last fixed surface who fills up is connected with the pull rod, the draw-in groove has been seted up to the side of pull rod, the top of sampling tube inside wall articulates through the hinge has the cardboard, cardboard and draw-in groove joint, the first spring of top fixedly connected with of cardboard, peg graft on the top of sampling tube side has the depression bar, the top fixedly connected with arm-tie of pull rod, the second spring has been cup jointed to the outside of pull rod, the bottom of sampling tube is provided with the extraction tube, the inside of rack is pegged graft and is had the sampling tube, the bottom fixedly connected with bottom plate of rack, the upper surface of bottom plate bonds and has the layer that absorbs.
Optionally, the side of sampling tube is provided with the scale mark, the quantity of sampling tube is three, and is three the equidistance evenly distributed of sampling tube is in the inside of rack.
Optionally, one end of the first spring, which is far away from the clamping plate, is fixedly connected with the inner side wall of the sampling tube, and one end of the pressing rod, which penetrates through the side surface of the sampling tube, is clamped with the bottom end of the clamping plate.
Optionally, the bottom end of the second spring is fixedly connected with the sampling tube, and the top end of the second spring is fixedly connected with the pulling plate.
(III) advantageous effects
The utility model provides an analysis chemistry liquid sampling device possesses following beneficial effect:
1. this analytical chemistry liquid sampling device, through the draw-in groove, the cardboard, first spring, the depression bar, the arm-tie, and the setting of second spring, the user of service pushes the pull rod downwards, under the effect of second spring, the pull rod drives sealed upward movement that fills up, can make things convenient for user of service to take chemical liquid, and the cardboard can with the draw-in groove joint under the effect of first spring, fixed action has been played to the pull rod, prevent that the sampling tube from causing liquid unrestrained because of the mistake is touched, when needing to use liquid, press the depression bar, the cardboard just can separate with the draw-in groove, personnel's safety has still been guaranteed when having made things convenient for personnel to use.
2. This analysis chemistry liquid sampling device, through rack, bottom plate and the setting on layer that absorbs water, the user of service can place the sampling tube on the rack, has made things convenient for depositing of sampling tube, and the layer that absorbs water can absorb unrestrained chemical liquid, prevents that chemical liquid from contacting the desktop and causing the corruption, has guaranteed the normal use of experiment.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the internal structure of the sampling tube of the present invention;
fig. 3 is a schematic view of the structure of the pull rod of the present invention.
In the figure: 1. a sampling tube; 2. placing a rack; 3. a gasket; 4. a pull rod; 5. a card slot; 6. clamping a plate; 7. a first spring; 8. a pressure lever; 9. pulling a plate; 10. a second spring; 11. an extraction pipe; 12. a base plate; 13. a water-absorbing layer; 14. scale lines are marked.
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.
Referring to fig. 1 to 3, the present invention provides a technical solution: an analytical chemical liquid sampling device comprises a sampling tube 1 and a placing rack 2, wherein a sealing gasket 3 is slidably connected inside the sampling tube 1, a pull rod 4 is fixedly connected to the upper surface of the sealing gasket 3, a clamping groove 5 is formed in the side surface of the pull rod 4, a clamping plate 6 is hinged to the top end of the inner side wall of the sampling tube 1 through a hinge, the clamping plate 6 is clamped with the clamping groove 5, a first spring 7 is fixedly connected to the top end of the clamping plate 6, a pressing rod 8 is inserted into the top end of the side surface of the sampling tube 1, a pulling plate 9 is fixedly connected to the top end of the pull rod 4, and a second spring 10;
through the arrangement of the clamping groove 5, the clamping plate 6, the first spring 7, the pressing rod 8, the pulling plate 9 and the second spring 10, a user downwards extrudes the pulling rod 4, the pulling rod 4 drives the sealing gasket 3 to upwards move under the action of the second spring 10, the user can conveniently take chemical liquid, the clamping plate 6 can be clamped with the clamping groove 5 under the action of the first spring 7, the pulling rod 4 is fixed, the sampling tube 1 is prevented from being spilled due to mistaken touch, when the liquid needs to be used, the pressing rod 8 is pressed, the clamping plate 6 can be separated from the clamping groove 5, the safety of the user is guaranteed while the user uses the sampling tube conveniently;
the bottom end of the sampling tube 1 is provided with an extraction tube 11, the sampling tube 1 is inserted into the placing frame 2, the bottom end of the placing frame 2 is fixedly connected with a bottom plate 12, and the upper surface of the bottom plate 12 is bonded with a water absorption layer 13;
through the arrangement of the placing frame 2, the bottom plate 12 and the water absorption layer 13, a user can place the sampling tube 1 on the placing frame 2, so that the sampling tube can be conveniently stored, the water absorption layer 13 can absorb the scattered chemical liquid, the chemical liquid is prevented from contacting a desktop to cause corrosion, and the normal use of an experiment is ensured;
the side of the sampling tube 1 is provided with scale marks 14, the number of the sampling tubes 1 is three, the three sampling tubes 1 are evenly distributed in the placing frame 2 at equal intervals, one end of the first spring 7 far away from the clamping plate 6 is fixedly connected with the inner side wall of the sampling tube 1, one end of the pressing rod 8 penetrating through the side of the sampling tube 1 is clamped with the bottom end of the clamping plate 6, the bottom end of the second spring 10 is fixedly connected with the sampling tube 1, and the top end of the second spring 10 is fixedly connected with the pulling plate 9.
The working principle and the operation method are as follows: this analytical chemistry liquid sampling device, in the use, user of service extrudees pull rod 4 downwards, under the effect of second spring 10, pull rod 4 drives sealed 3 upward movements that fill up, can make things convenient for user of service to take chemical liquid, and cardboard 6 can with draw-in groove 5 joint under the effect of first spring 7, fixed action has been played to pull rod 4, prevent that sampling tube 1 from causing liquid unrestrained because of the mistake touches, when needing to use liquid, press depression bar 8, cardboard 6 just can separate with draw-in groove 5, personnel's safety has still been guaranteed when having made things convenient for personnel to use, user of service can also place sampling tube 1 on rack 2, the depositing of sampling tube has been made things convenient for, and absorbent layer 13 can absorb unrestrained chemical liquid, prevent that chemical liquid from contacting the desktop and causing the corruption, the normal use of experiment has been guaranteed.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (4)
1. The utility model provides an assay chemistry liquid sampling device, includes sampling tube (1) and rack (2), its characterized in that: the sampling tube comprises a sampling tube (1), a sealing gasket (3) is connected to the inside of the sampling tube (1) in a sliding manner, a pull rod (4) is fixedly connected to the upper surface of the sealing gasket (3), a clamping groove (5) is formed in the side surface of the pull rod (4), a clamping plate (6) is hinged to the top end of the inner side wall of the sampling tube (1) through a hinge, the clamping plate (6) is clamped with the clamping groove (5), a first spring (7) is fixedly connected to the top end of the clamping plate (6), a pressing rod (8) is inserted into the top end of the side surface of the sampling tube (1), a pulling plate (9) is fixedly connected to the top end of the pull rod (4), a second spring (10) is sleeved outside the pull rod (4), an extraction tube (11) is arranged at the bottom end of the sampling tube (1), the sampling tube (1) is inserted into the placing, the upper surface of the bottom plate (12) is adhered with a water absorption layer (13).
2. An analytical chemical liquid sampling device as recited in claim 1, wherein: the side of sampling tube (1) is provided with scale mark (14), the quantity of sampling tube (1) is three, and three sampling tube (1) equidistance evenly distributed is in the inside of rack (2).
3. An analytical chemical liquid sampling device as recited in claim 1, wherein: one end of the first spring (7) far away from the clamping plate (6) is fixedly connected with the inner side wall of the sampling tube (1), and one end of the compression bar (8) penetrating through the side face of the sampling tube (1) is connected with the bottom end of the clamping plate (6) in a clamping mode.
4. An analytical chemical liquid sampling device as recited in claim 1, wherein: the bottom of second spring (10) and sampling tube (1) fixed connection, the top and the arm-tie (9) fixed connection of second spring (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921585757.6U CN210571571U (en) | 2019-09-23 | 2019-09-23 | Analytical chemistry liquid sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921585757.6U CN210571571U (en) | 2019-09-23 | 2019-09-23 | Analytical chemistry liquid sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210571571U true CN210571571U (en) | 2020-05-19 |
Family
ID=70634670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921585757.6U Expired - Fee Related CN210571571U (en) | 2019-09-23 | 2019-09-23 | Analytical chemistry liquid sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210571571U (en) |
-
2019
- 2019-09-23 CN CN201921585757.6U patent/CN210571571U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200519 Termination date: 20200923 |