CN212017886U

CN212017886U - Chemical experiment sampler

Info

Publication number: CN212017886U
Application number: CN201922489304.XU
Authority: CN
Inventors: 徐清慧
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-11-27
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a chemistry experiment sampler, including the sampler mount, the top surface gomphosis of sampler mount has the sample straw, the inner chamber bottom surface position of sampler mount is equipped with the drip groove, sampling device sets up the side position that corresponds the sample straw at the top surface of sampler mount. The utility model discloses the straw fixed slot that sampler mount top surface set up can be with the rigidity of sample straw, remaining chemical in the sample straw can be collected to the drip groove that the sampler mount inboard set up, guarantee that chemical can not leak, the security of experiment has been improved, sampling device can the buckle at the top of sample straw, the location arc piece can block in the side of sample straw, guarantee that the sample straw can not the slippage, can realize the sample through the connection of sampling device and sample straw, and the sample straw evenly sets up the top at the sampler mount, and is convenient for use, be difficult for makeing mistakes.

Description

Chemical experiment sampler

Technical Field

The utility model belongs to chemistry experiment instrument field specifically is a chemistry experiment sampler.

Background

The liquid sampling instrument that present chemistry experiment room used is the rubber head drip tube, the weight of sample will be noticed when using, and the too much chemical that leads to in the sample gets into the rubber ball easily, leads to the rubber ball to receive to corrode and can not use, and the remaining chemical of rubber head drip tube inner wall spills easily after the sample, the polluted environment, if the sample is the chemical that has corrosiveness, can threaten human safety.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve the problem among the background art, provide a chemistry experiment sampler.

The utility model adopts the technical scheme as follows:

a chemical experiment sampler comprises a sampler fixing frame, wherein a sampling suction pipe is embedded in the top surface of the sampler fixing frame, and a liquid dripping groove is arranged at the bottom surface of an inner cavity of the sampler fixing frame.

And the sampling device is arranged on the top surface of the sampler fixing frame and corresponds to the side position of the sampling suction pipe.

The sampler fixing frame comprises a fixing frame main body, a plurality of straw fixing grooves are formed in the top surface of the fixing frame main body, and a sampling fixing groove is formed in one side, corresponding to the straw fixing grooves, of the top surface of the fixing frame main body.

The sampling device comprises a device shell, a device handle is fixedly connected to the top end of the side face of the device shell, a positioning block is fixedly connected to the middle position of the side face of the device shell, a rubber piston is embedded in the inner cavity of the device shell, a connecting rod is fixedly connected to the top of the rubber piston, and a pressing plate is connected to one end, far away from the rubber piston, of the connecting rod in a threaded mode.

The bottom of the device shell is provided with a fixing clamping groove corresponding to the sampling suction tube, the side wall of the fixing clamping groove is embedded with a positioning arc-shaped block, and the inner side of the positioning arc-shaped block is fixedly connected with a compression spring.

The straw fixing groove is matched with the sampling straw, and the shape of the straw fixing groove is an inverted cone.

Wherein, the diameter of the sampling fixed groove is matched with the diameter of the device shell.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, the straw fixed slot that sampler mount top surface set up can be with the rigidity of sample straw, and remaining chemical in the sample straw can be collected to the drip groove of the inboard setting of sampler mount, guarantees that chemical can not leak, has improved the security of experiment.

2. The utility model discloses in, sampling device can the buckle at the top of sample straw, and the location arc piece can block in the side of sample straw, guarantees that the sample straw can not the slippage, can realize the sample through the connection of sampling device and sample straw, and the sample straw evenly sets up at the top of sampler mount, facilitates the use, is difficult for makeing mistakes.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a schematic structural view of a device platform according to the present invention;

FIG. 3 is a schematic view of the internal structure of the sampling device of the present invention;

fig. 4 is a partial enlarged view of fig. 3-a.

The labels in the figure are: 1. a sampler fixing frame; 11. a fixing frame main body; 12. a straw fixing groove; 13. a sampling fixing groove; 2. a sampling straw; 21. a suction tube wall; 22. a baffle plate; 3. a sampling device; 31. a device housing; 32. a device handle; 33. positioning blocks; 34. a rubber piston; 35. a connecting rod; 36. a pressing plate; 37. Positioning the arc-shaped block; 38. a compression spring; 4. a dropping liquid tank.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1-4, a chemical experiment sampler, including sampler mount 1, the top surface gomphosis of sampler mount 1 has a sample straw 2, the inner chamber bottom surface position of sampler mount 1 is equipped with drip groove 4, sampling device 3 sets up the side position that corresponds sample straw 2 at the top surface of sampler mount 1, sampler mount 1 includes mount main part 11, a plurality of straw fixed slots 12 have been seted up to the top surface of mount main part 11, sample fixed slot 13 has been seted up to one side that the top surface of mount main part 11 corresponds straw fixed slot 12, straw fixed slot 12 agrees with each other with sample straw 2, the shape of straw fixed slot 12 is the conical shape of inversion.

By adopting the technical scheme:

the straw fixed slot 12 that the top surface of sampler mount 1 set up can be with the rigidity of sample straw 2, and remaining chemical in the sample straw 2 can be collected to the drip groove 4 that 1 inboard of sampler mount set up, guarantees that chemical can not leak, has improved the security of experiment.

Sampling device 3 includes device shell 31, device shell 31's side top position fixedly connected with device handle 32, device shell 31's side intermediate position fixedly connected with locating piece 33, device shell 31's inner chamber gomphosis has rubber piston 34, rubber piston 34's top fixedly connected with connecting rod 35, the one end threaded connection that rubber piston 34 was kept away from to connecting rod 35 has a pressing plate 36, the fixed slot that corresponds with sample straw 2 is seted up to device shell 31's bottom, fixed slot's lateral wall gomphosis has location arc piece 37, the inboard fixedly connected with compression spring 38 of location arc piece 37, the diameter of sample fixed slot 13 agrees with each other with device shell 31's diameter.

By adopting the technical scheme:

sampling device 3 can the buckle at the top of sample straw 2, and location arc piece 37 can block in the side of sample straw 2, guarantees that sample straw 2 can not the slippage, can realize the sample through the connection of sampling device 3 and sample straw 2, and sample straw 2 evenly sets up at the top of sampler mount 1, facilitates the use, is difficult for makeing mistakes.

Working principle, refer to fig. 1-4, take out sampling device 3 from the sample fixed slot 13 of 1 top surface of sampler mount during use, correspond the fixed slot and the sample straw 2 of 3 bottoms of sampling device to press down again, guarantee that the inboard location arc 37 of sampling device 3 can the buckle in the side surface of sample straw 2, during the sample, then under the syringe needle embedding chemical's of sample straw 2 liquid level, twitch pressing plate 36, after taking out a certain amount of chemical, put sample straw 2 in the straw fixed slot 12 of 1 top surface of sampler mount again, during the sample, use sample straw 2 according to the order, can guarantee that chemical can not take place mutual contamination.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A chemical assay sampler, comprising: the sampler comprises a sampler fixing frame (1), wherein a sampling suction pipe (2) is embedded in the top surface of the sampler fixing frame (1), and a drip tank (4) is arranged at the bottom surface of an inner cavity of the sampler fixing frame (1);

the sampling device (3) is arranged on the side surface of the top surface of the sampler fixing frame (1) corresponding to the sampling suction pipe (2).

2. A chemical laboratory sampler as defined in claim 1, wherein: the sampler fixing frame (1) comprises a fixing frame main body (11), a plurality of straw fixing grooves (12) are formed in the top surface of the fixing frame main body (11), and a sampling fixing groove (13) is formed in one side, corresponding to the straw fixing grooves (12), of the top surface of the fixing frame main body (11).

3. A chemical laboratory sampler as defined in claim 2, wherein: sampling device (3) are including device shell (31), the side top position fixedly connected with device handle (32) of device shell (31), the side intermediate position fixedly connected with locating piece (33) of device shell (31), the inner chamber gomphosis of device shell (31) has rubber piston (34), the top fixedly connected with connecting rod (35) of rubber piston (34), the one end threaded connection who keeps away from rubber piston (34) in connecting rod (35) has pressing plate (36).

4. A chemical laboratory sampler as defined in claim 3, wherein: the bottom of the device shell (31) is provided with a fixed clamping groove corresponding to the sampling suction tube (2), the side wall of the fixed clamping groove is embedded with a positioning arc-shaped block (37), and the inner side of the positioning arc-shaped block (37) is fixedly connected with a compression spring (38).

5. A chemical laboratory sampler as defined in claim 2, wherein: the straw fixing groove (12) is matched with the sampling straw (2), and the straw fixing groove (12) is in an inverted conical shape.

6. A chemical laboratory sampler as defined in claim 3, wherein: the diameter of the sampling fixing groove (13) is matched with that of the device shell (31).