CN213239580U

CN213239580U - Analytical chemistry liquid sampling device

Info

Publication number: CN213239580U
Application number: CN202021692327.7U
Authority: CN
Inventors: 唐从文
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2021-05-18
Anticipated expiration: 2030-08-13

Abstract

The application discloses analytical chemistry liquid sampling device, including the device handle, get liquid tube head, thread tightening ring, sampling tube, piston, push rod, locking draw-in groove, a protection sleeve section of thick bamboo, anti-skidding ring, locking card, rotary rod, propulsion dish, spacing dish. This application is rational in infrastructure, through setting up the piston in the sampling tube is inside, then will pass inside the tip embedding piston of pole, offer the locking draw-in groove through the wall at the pole of passing, with the spacing dish of tip fixed connection of sampling tube, fix the locking card on the wall of spacing dish through the rotary rod, will lock the card rotatory to locking draw-in groove after experiment operating personnel accomplishes the sample in to avoid the pole of passing to remove and cause the liquid chemical reagent in the sampling tube to omit.

Description

Analytical chemistry liquid sampling device

Technical Field

The application relates to a chemical experiment liquid sampling device, in particular to an analytical chemical liquid sampling device.

Background

Analytical chemistry is a science of analytical methods and theories for studying chemical information such as composition, content, structure and morphology of substances, and is an important branch of chemistry, which is to identify components contained in a substance and what components the substance consists of, determine relative contents of various components, study molecular structures or crystals of substances, and often sample some liquids in analytical chemistry, and usually an operator uses a liquid sampling device to sample the liquids.

Present liquid sampling device is when using, need operation personnel both hands contact sampling utensil to operate, take place to splash when liquid, the hand that splashes to operation personnel easily, thereby the dangerous condition that leads to operation personnel's hand skin to be corroded easily takes place, and some chemical reaction solutions that have now meet oxygen in the air and generate heat, thereby produce the burning hot phenomenon easily and lead to the unable direct contact sampler of operation personnel, and the length of the sampling tube on the liquid sampling device is shorter, when going the sample, inconvenient to the liquid of deep level carry out the sample operation, lead to the relatively poor condition of representativeness of the liquid sample who takes out. Therefore, a sampling device for analyzing chemical liquid is proposed to solve the above problems.

Disclosure of Invention

An analytical chemical liquid sampling device comprises a device handle, a protective sleeve, an anti-slip ring, a protective mechanism and a sampling mechanism;

the protection mechanism comprises a liquid taking tube head, a thread fixing ring, a sampling tube and a limiting disc, wherein the end part of the liquid taking tube head penetrates through the side wall of the thread fixing ring, the inner wall of the thread fixing ring is connected with the outer wall of the end part of the sampling tube through threads, and the end part of the sampling tube is fixedly connected with the surface of the side wall of the limiting disc;

the sampling mechanism comprises a piston, a pushing rod, a locking clamping groove, a locking card, a rotating rod and a pushing disk, wherein the outer wall surface of the piston is tightly attached to the inner wall of the sampling tube, the end part of the pushing rod is embedded in the piston, the locking clamping groove is formed in the wall surface of the pushing rod, the outer wall surface of the locking card is rotatably connected with the side wall surface of the limiting disk through the rotating rod, the inner wall of the locking card is rotatably connected with the outer wall surface of the rotating rod, and the end part of the pushing rod is fixedly connected with the center of the wall surface of the pushing disk;

the anti-slip ring is closely pasted to the inner wall surface of the protective sleeve, the top end of the handle of the bottom end fixing and connecting device of the protective sleeve is connected with the inner wall of the anti-slip ring in a sleeved mode on the surface of the outer wall of the sampling tube, and the protective sleeve is detachably arranged on the surface of the outer wall of the sampling tube.

Further, the inner wall of the thread fixing ring is connected with the outer wall of the end part of the sampling tube through threads, and the thread fixing ring is detachably connected with the sampling tube.

Further, the anti-slip ring is made of a rubber material.

Furthermore, the number of the locking clamping grooves formed in the wall surface of the pushing rod is ten, and the ten locking clamping grooves are arranged at equal intervals along the outer wall surface of the pushing rod.

Furthermore, the sampling tube is made of a glass tube material, and the wall surface of the sampling tube is marked with scale marks.

Further, the handle and the protective sleeve of the device are made of corrosion-resistant materials.

The beneficial effect of this application is: the application provides an assay chemistry liquid sampling device with safeguard function.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is an overall perspective view of one embodiment of the present application;

FIG. 2 is a schematic sectional elevational view of one embodiment of the present application;

FIG. 3 is a schematic front view of an embodiment of the present application;

fig. 4 is a perspective view illustrating a positional relationship between a handle and a protective sleeve of an apparatus according to an embodiment of the present application.

In the figure: 1. the device handle, 2, get liquid tube head, 3, thread tightening ring, 4, sampling tube, 5, piston, 6, push rod, 7, locking draw-in groove, 8, the protective sleeve section of thick bamboo, 9, anti-skidding ring, 10, locking card, 11, rotary rod, 12, propulsion dish, 13, spacing dish.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1-4, an analytical chemical liquid sampling device includes the device handle 1, a protective sleeve 8, a slip-proof ring 9, a protective mechanism and a sampling mechanism;

the protection mechanism comprises a liquid taking tube head 2, a thread fixing ring 3, a sampling tube 4 and a limiting disc 13, wherein the end part of the liquid taking tube head 2 is connected with the side wall of the thread fixing ring 3 in a penetrating manner, the inner wall of the thread fixing ring 3 is connected with the outer wall of the end part of the sampling tube 4 through threads, and the end part of the sampling tube 4 is fixedly connected with the surface of the side wall of the limiting disc 13;

the sampling mechanism comprises a piston 5, a pushing rod 6, a locking clamping groove 7, a locking card 10, a rotating rod 11 and a pushing disc 12, wherein the outer wall surface of the piston 5 is tightly attached to the inner wall of the sampling tube 4, the end part of the pushing rod 6 is embedded in the piston 5, the locking clamping groove 7 is formed in the wall surface of the pushing rod 6, the outer wall surface of the locking card 10 is rotatably connected with the side wall surface of a limiting disc 13 through the rotating rod 11, the inner wall of the locking card 10 is rotatably connected with the outer wall surface of the rotating rod 11, and the end part of the pushing rod 6 is fixedly connected with the center of the wall surface of the pushing disc 12;

an anti-slip ring 9 is closely adhered to the inner wall surface of the protective sleeve 8, the bottom end of the protective sleeve 8 is fixedly connected with the top end of the device handle 1, the inner wall of the anti-slip ring 9 is sleeved on the outer wall surface of the sampling tube 4, and the protective sleeve 8 is detachably arranged on the outer wall surface of the sampling tube 4;

the inner wall of the threaded fixing ring 3 is connected with the outer wall of the end part of the sampling tube 4 through threads, the threaded fixing ring 3 is detachably connected with the sampling tube 4, the anti-slip ring 9 is made of rubber materials, ten locking clamping grooves 7 are formed in the wall surface of the push rod 6, the ten locking clamping grooves 7 are arranged at equal intervals along the outer wall surface of the push rod 6, the sampling tube 4 is made of glass tube materials, the wall surface of the sampling tube 4 is marked with scale marks, and the device handle 1 and the protection sleeve 8 are made of corrosion-resistant materials;

when the sampling device is used, firstly, the anti-slip ring 9 is closely adhered to the inner part of the protective sleeve 8, the connecting device handle 1 is fixed at the bottom end of the protective sleeve 8, the protective sleeve 8 is sleeved on the outer wall surface of the sampling tube 4, so that an experimental operator is prevented from directly contacting the sampling tube 4 with hands, the situation that the hands of the experimental operator are corroded due to the omission of chemical liquid is avoided, oxygen in air is easy to generate heat after some chemical liquid reagents are sampled, the experimental operator can hold the device handle 1 for sampling, the sampling tube 4 is prevented from vertically falling off downwards by penetrating and connecting the limiting disc 13 at the end part of the sampling tube 4, the piston 5 is arranged in the sampling tube 4, then the end part of the push rod 6 is embedded into the piston 5, the experimental operator samples through the pull push rod 6, and the locking clamping groove 7 is arranged on the wall surface of the push rod 6, with the spacing dish 13 of tip fixed connection of sampling tube 4, set up rotatable locking card 10 through the wall at spacing dish 13, will lock card 10 rotatory to locking draw-in groove in 7 after experiment operating personnel samples to restriction pushing rod 6 removes, avoids causing the liquid chemical reagent in the sampling tube 4 to omit.

The application has the advantages that:

1. in order to protect the experiment operators, firstly, an anti-slip ring is closely adhered to the interior of a protective sleeve, a device handle is fixedly connected to the bottom end of the protective sleeve, and the protective sleeve is sleeved on the surface of the outer wall of the sampling tube, so that the experiment operators are prevented from directly contacting the sampling tube with hands, and the hands of the experiment operators are prevented from being omitted and corroded due to chemical liquid;

2. this application is rational in infrastructure, through setting up the piston in the sampling tube is inside, then will pass inside the tip embedding piston of pole, offer the locking draw-in groove through the wall at the pole of passing, with the spacing dish of tip fixed connection of sampling tube, fix the locking card on the wall of spacing dish through the rotary rod, will lock the card rotatory to locking draw-in groove after experiment operating personnel accomplishes the sample in to avoid the pole of passing to remove and cause the liquid chemical reagent in the sampling tube to omit.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An analytical chemical liquid sampling device, comprising: comprises a device handle (1), a protective sleeve (8), an anti-slip ring (9), a protective mechanism and a sampling mechanism;

the protection mechanism comprises a liquid taking tube head (2), a thread fixing ring (3), a sampling tube (4) and a limiting disc (13), wherein the end part of the liquid taking tube head (2) is connected with the side wall of the thread fixing ring (3) in a penetrating manner, the inner wall of the thread fixing ring (3) is connected with the outer wall of the end part of the sampling tube (4) through threads, and the end part of the sampling tube (4) is fixedly connected with the side wall surface of the limiting disc (13);

the sampling mechanism comprises a piston (5), a pushing rod (6), a locking clamping groove (7), a locking card (10), a rotating rod (11) and a pushing disc (12), wherein the outer wall surface of the piston (5) is tightly attached to the inner wall of the sampling tube (4), the end part of the pushing rod (6) is embedded in the piston (5), the locking clamping groove (7) is formed in the wall surface of the pushing rod (6), the outer wall surface of the locking card (10) is rotatably connected with the side wall surface of a limiting disc (13) through the rotating rod (11), the inner wall of the locking card (10) is rotatably connected with the outer wall surface of the rotating rod (11), and the end part of the pushing rod (6) is fixedly connected with the wall surface center of the pushing disc (12);

the utility model discloses a sampler, including the interior wall of a protective sleeve section of thick bamboo (8) closely paste anti-slip ring (9), the top of the bottom fixed connection device handle (1) of a protective sleeve section of thick bamboo (8), the inner wall of anti-slip ring (9) cup joints the outer wall surface at sampling tube (4), just protective sleeve section of thick bamboo (8) are at the outer wall surface detachable setting of sampling tube (4).

2. An analytical chemical liquid sampling device as recited in claim 1, wherein: the inner wall of the thread fixing ring (3) is connected with the outer wall of the end part of the sampling tube (4) through threads, and the thread fixing ring (3) is detachably connected with the sampling tube (4).

3. An analytical chemical liquid sampling device as recited in claim 1, wherein: the anti-slip ring (9) is made of rubber.

4. An analytical chemical liquid sampling device as recited in claim 1, wherein: the number of the locking clamping grooves (7) formed in the wall surface of the pushing rod (6) is ten, and the ten locking clamping grooves (7) are arranged at equal intervals along the outer wall surface of the pushing rod (6).

5. An analytical chemical liquid sampling device as recited in claim 1, wherein: the sampling tube (4) is made of a glass tube material, and the wall surface of the sampling tube (4) is marked with scale marks.

6. An analytical chemical liquid sampling device as recited in claim 1, wherein: the device handle (1) and the protective sleeve (8) are made of corrosion-resistant materials.