CN210385904U

CN210385904U - Experiment container and experiment assembly

Info

Publication number: CN210385904U
Application number: CN201920921496.4U
Authority: CN
Inventors: 郭光明
Original assignee: Beijing Biote Pharmaceutical Co ltd
Current assignee: Beijing Biote Pharmaceutical Co ltd
Priority date: 2019-06-19
Filing date: 2019-06-19
Publication date: 2020-04-24
Anticipated expiration: 2029-06-19

Abstract

The utility model provides an experimental container and an experimental assembly, wherein the experimental container comprises a container body, an end cover, a moving part and a limiting structure, and the container body comprises a first end and a second end which are opposite; the container body is internally provided with an accommodating space, and the first end and the second end are respectively provided with a first opening and a second opening; the end cover is detachably connected to the first end to cover the first opening, and is provided with an injection port communicated with the accommodating space; the moving part is arranged in the accommodating space, forms a seal with the side wall of the accommodating space and can slide between the first end and the second end; the limiting structure is arranged at the second end of the container body, so that the moving part is positioned at the set position of the second end. The utility model discloses can be used to the emulsification and shift the operation, solved current experiment container wherein behind the processing solution, other instruments such as syringe need be recycled and the problem that solution shift brought is carried out.

Description

Experiment container and experiment assembly

Technical Field

The utility model relates to an utensil for the experiment, concretely relates to experiment container and experiment subassembly.

Background

Experiment containers are often used in experiments, and relevant experiment operations are carried out on solutions in the experiment containers. With the rapid development of the fields of biology, chemical industry, medicine and the like, the experimental modes, the process methods and the like are diversified, and the frequently occurring experimental steps of emulsification transfer are taken as an example. At present, containers used in emulsification operation are mainly traditional experimental containers such as beakers and centrifuge tubes, and after emulsification in beakers, an injector is needed to absorb emulsified solution for transfer or injection of the solution. That is, it is necessary to separate an emulsification step and a transfer step. Similarly, the operation process of transferring the solution not only increases the operation steps of the experiment, but also increases the process loss of hanging the liquid medicine on the wall, and the like, and for some expensive liquid medicines, economic loss and cost increase are caused.

SUMMERY OF THE UTILITY MODEL

In view of this, the to-be-solved technical problem of the present invention is to provide an experiment container and an experiment assembly, which solves the problem that the solution transfer is performed by other tools such as syringe after the solution is treated in the existing experiment container.

In order to solve the above technical problem, an embodiment of the present invention provides an experiment container, the experiment container includes:

a container body including opposing first and second ends; the container body is internally provided with an accommodating space with a uniform cross section, the accommodating space extends along an axis, and the first end and the second end are respectively provided with a first opening and a second opening which enable the accommodating space to be communicated with the outside;

the end cover is detachably connected to the first end to cover the first opening, and is provided with an injection port communicated with the accommodating space;

the moving component is arranged in the accommodating space, forms a seal with the side wall of the accommodating space, and can slide between the first end and the second end; and

and the limiting structure is arranged at the second end of the container body, so that the moving part is positioned at the set position of the second end.

In one embodiment, the moving part comprises a piston, and a sealing ring is arranged on the side surface of the piston, and a seal is formed between the sealing ring and the side wall of the accommodating space.

In an embodiment, the limit structure includes an axial limit structure for positioning an axial position of the piston, and the axial limit structure includes a protrusion disposed on a side wall of the accommodating space, and the protrusion cooperates with the seal ring to define the axial position of the piston.

In an embodiment, the limit structure comprises a circumferential limit structure for positioning a circumferential position of the piston, the circumferential limit structure comprises a boss provided on a face of the piston facing the second end, and the boss is provided in a polygonal shape or a cross shape; the shape of the second opening is the same as the shape of the boss, and the circumferential position of the piston is defined by the boss being fitted into the second opening.

In an embodiment, the end cap comprises an inner end cap and an outer end cap; the inner end cover is detachably connected with the first end, and the injection port is arranged on the inner end cover; the outer end cover is detachably connected with the inner end cover, and a plug for plugging the injection port is arranged on the inner side of the outer end cover.

In one embodiment, the outer side of the inner end cap is provided with a first annular wall surrounding the injection port, the inner side of the first annular wall is provided with internal threads and has a radial distance with the injection port;

and a second annular wall surrounding the plug is arranged on the inner side of the outer end cover, an external thread is arranged on the outer side of the second annular wall, and the second annular wall is connected with the internal thread of the first annular wall through the external thread so that the plug plugs the injection port.

In one embodiment, the container body comprises an inner sidewall and an outer sidewall; an annular space is formed between the inner side wall and the outer side wall, the bottom of the annular space is closed, and the top of the annular space is open.

In an embodiment, the experimental container further comprises an annular sealing cover, wherein the inner edge of the annular sealing cover is sleeved outside the inner side wall in a sealing manner, and the outer edge of the annular sealing cover is sleeved outside the outer side wall in a sealing manner and used for sealing the top of the annular space.

The utility model also provides an experiment subassembly, the experiment subassembly includes:

the experimental container comprises a container body, an end cover, a moving part and a limiting structure; the container body includes opposing first and second ends; the container body is internally provided with an accommodating space with a uniform cross section, the accommodating space extends along an axis, and the first end and the second end are respectively provided with a first opening and a second opening which enable the accommodating space to be communicated with the outside; the end cover is detachably connected to the first end to cover the first opening, and is provided with an injection port communicated with the accommodating space; the moving part is arranged in the accommodating space, forms a seal with the side wall of the accommodating space and can slide between the first end and the second end; the limiting structure is arranged at the second end of the container body, so that the moving part is positioned at the set position of the second end; and

the container sleeve is provided with a through hole at the first end and is open at the second end; the container sleeve is arranged outside the experimental container through the perforation sealing sleeve, so that a second accommodating space is formed between the experimental container and the container sleeve.

In an embodiment, the experiment assembly further comprises an annular sealing cover, wherein the inner edge of the annular sealing cover is hermetically sleeved outside the experiment container, and the outer edge of the annular sealing cover is hermetically sleeved outside the container sleeve and used for sealing the second accommodating space.

In one embodiment, the experiment assembly further comprises a push rod, wherein a first clamping groove/first clamping protrusion for detachable connection is arranged on one end face of the push rod;

the moving part comprises a piston, a sealing ring is arranged on the side surface of the piston, and sealing is formed between the sealing ring and the side wall of the accommodating space; the limiting structure comprises a circumferential limiting structure used for positioning the circumferential position of the piston, the circumferential limiting structure comprises a boss arranged on one surface of the piston facing the second end, the shape of the second opening is the same as that of the boss, and the circumferential position of the piston is limited by the boss embedded into the second opening; the boss is provided with a second clamping protrusion/a second clamping groove which is correspondingly matched with the first clamping groove/the first clamping protrusion;

the push rod is provided with the first clamping groove/one end of the first clamping protrusion is used for extending into the container body through the second opening so as to push the piston to move.

According to the above embodiments of the present invention, at least the following advantages are obtained:

the first end and the second end of the container body are respectively provided with a first opening and a second opening; the moving part is arranged in the accommodating space, forms a seal with the side wall of the accommodating space and can slide between the first end and the second end. The moving part enables one end of the accommodating space to form a closed end, and an operating tool can extend into the accommodating space through the first opening to perform operation treatment such as emulsification on liquid in the accommodating space; limiting structure sets up the second end at container body to make the moving part be located the settlement position of second end, stirring and removing experiment container etc. operation to solution like this, the moving part all can be stable be in settlement position, improves operation convenience and accuracy. The end cover is detachably connected to the first end to cover the first opening, and is provided with an injection port communicated with the accommodating space; when the solution processed in the accommodating space needs to be transferred, the end cover can be connected to the first end, and the moving part is moved towards the first end by applying external force, so that the solution is transferred out through the injection port of the end cover, and the solution in the accommodating space does not form wall hanging residues.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention, as claimed.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of the specification of the invention, illustrate exemplary embodiments of the invention and together with the description, serve to explain the principles of the invention.

Fig. 1 is a schematic view of an experimental container according to an embodiment of the present invention.

Fig. 2 is a schematic view of an experimental container according to an embodiment of the present invention without an end cap.

Fig. 3 is an exploded view of a moving part and a sealing ring of an experimental container according to an embodiment of the present invention.

Fig. 4 is a bottom view of a moving part of an experimental container according to an embodiment of the present invention.

Fig. 5 is a bottom view of the second end of the container body of the experimental container according to the embodiment of the present invention.

Fig. 6 is a bottom view of the second end of the container body of the experimental container and the moving member according to the embodiment of the present invention.

Fig. 7 is a schematic structural diagram of an end cap of an experimental container according to an embodiment of the present invention.

Fig. 8 is a schematic structural diagram of an experiment assembly according to an embodiment of the present invention.

Fig. 9 is an exploded view of the container sleeve and the annular sealing cover of the experimental assembly according to the embodiment of the present invention.

Fig. 10 is an enlarged schematic view of a point a in fig. 8.

Fig. 11 is a schematic view of a push rod of an experiment assembly according to an embodiment of the present invention.

Fig. 12 is a bottom view of an end surface of a push rod of an experimental assembly according to an embodiment of the present invention.

Description of reference numerals:

1 experiment container 11 Container body

12 end cap 13 moving part/piston

a first end b second end

110 receiving space 111 first opening

112 second opening 123 injection port

131 sealing ring 113 bulge

132 inner end cap of boss 121

122 outer end cap 1221 plug

1211 first annular wall 1222 second annular wall

2 container sleeve 21 perforation

110a second receiving space 114 flange

22 sealing ring 23 ring sealing cover

24 annular projection 3 push rod

31 first card slot 1321 second card projection

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the spirit of the present invention will be described in detail with reference to the accompanying drawings, and any person skilled in the art can change or modify the techniques taught by the present invention without departing from the spirit and scope of the present invention after understanding the embodiments of the present invention.

The exemplary embodiments and descriptions of the present invention are provided to explain the present invention, but not to limit the present invention. Additionally, the same or similar numbered elements/components used in the drawings and the embodiments are used to represent the same or similar parts.

As used herein, the terms "first," "second," …, etc. do not denote any order or sequential importance, nor are they used to limit the invention, but rather are used to distinguish one element from another or from another element or operation described in the same technical language.

With respect to directional terminology used herein, for example: up, down, left, right, front or rear, etc., are simply directions with reference to the drawings. Accordingly, the directional terminology used is intended to be illustrative and is not intended to be limiting of the present teachings.

As used herein, the terms "comprising," "including," "having," "containing," and the like are open-ended terms that mean including, but not limited to.

As used herein, "and/or" includes any and all combinations of the described items.

References to "plurality" herein include "two" and "more than two"; reference to "multiple sets" herein includes "two sets" and "more than two sets".

As used herein, the terms "substantially", "about" and the like are used to modify any slight variation in quantity or error that does not alter the nature of the variation. Generally, the range of slight variations or errors modified by such terms may be 20% in some embodiments, 10% in some embodiments, 5% in some embodiments, or other values. It should be understood by those skilled in the art that the aforementioned values can be adjusted according to actual needs, and are not limited thereto.

Example one

As an exemplary embodiment, referring to fig. 1 to 7, the present invention provides an experimental vessel 1, exemplarily used for an operation of performing an emulsification operation and transferring an emulsified solution, the experimental vessel 1 may be, but not limited to, referred to as an emulsification cup or an emulsification tube. The experimental container 1 comprises a container body 11, an end cover 12, a moving part 13 and a limiting structure. The positional relationship of the various components will now be described with reference to the orientations shown in the associated drawings.

The container body 11 comprises a first end a and a second end b which are opposite, and the experimental container 1 is usually placed in use as shown in FIG. 1; the first end a faces upwards and the second end b faces downwards. The container body 11 has therein a containing space 110 of a uniform cross section extending along an axis, and the container body 11 may have various shapes, but the containing space 110 is formed to have the same cross section in any plane perpendicular to the axis. The container body 11 may be cylindrical, the material of the container body 11 may be glass, stainless steel, polytetrafluoroethylene, etc., and scales may be further provided on the outer wall of the container body 11 to measure the solution. A first opening 111 and a second opening 112 for communicating the accommodating space 110 with the outside are formed at a first end a (upper end) and a second end b (lower end) of the container body 11, respectively. The end cap 12 is detachably connected to the first end a, and when an operation such as emulsification is performed, the end cap 12 is removed, as shown in fig. 2, an operation tool such as a stirring tool or an emulsification tool is inserted into the container body 11 from the first opening 111 to perform an operation treatment on the solution, and after the operation treatment, the end cap 12 can be attached to the first end a to cover the first opening 111. The end cap 12 is provided with an injection port 123 communicating with the receiving space 110. The cross-sectional area of the first opening 111 may be equal to that of the receiving space 110, and the cross-sectional area of the injection port 123 is smaller than that of the first opening 111. The moving member 13 is disposed in the accommodating space 110 to form a seal with a sidewall of the accommodating space 110 (i.e., an inner side of the sidewall of the container body 11 surrounding the accommodating space 110), which corresponds to a bottom of the accommodating space 110, and an external force is applied to the moving member 13 through the second opening 112 to enable the moving member 13 to slide between the first end a and the second end b, thereby changing the volume of the accommodating space 110. If the processed solution needs to be transferred out of the experimental container 1, the end cap 12 is mounted on the first end a, the solution is transferred out of the injection port 123 by the movement of the moving member 13, the step of transferring by using a syringe is omitted, and because the moving member 13 forms a seal with the sidewall of the accommodating space 110, no residual solution is left on the sidewall of the accommodating space 110, and waste is avoided. A stopper structure is provided at the second end b of the container body 11, and the stopper structure can position the moving member 13 at a set position at the second end b; the moving part 13 is prevented from moving during the operation or moving process of the experimental container 1, and the operation convenience and the accuracy are improved. The limiting structure is only used for relatively positioning the moving part 13 at a set position, and after an external force is applied to the moving part 13, the resistance of the limiting structure can be overcome to move the moving part 13.

As shown in fig. 3, in an embodiment, the moving member 13 may include a piston 13, a cross-sectional shape of the piston 13 is the same as a cross-sectional shape of the accommodating space 110, and a side surface of the piston 13 is provided with a sealing ring 131, and a seal is formed between the sealing ring 131 and a side wall of the accommodating space 110. Annular mounting grooves may be respectively formed at upper and lower portions of the piston 13, and the two packing rings 131 are respectively mounted in the corresponding annular mounting grooves. The position of the piston 13 on the axis of the accommodating space 110 is referred to as an axial position, and the position where the piston 13 is rotated with respect to the axis of the accommodating space 110 is referred to as a circumferential position. In this embodiment, the stop structure may comprise an axial stop structure for locating the axial position of the piston 13. Referring to fig. 9, the axial limiting structure may include a protrusion 113 disposed on a sidewall of the accommodating space 110, and the protrusion 113 may be clamped on an upper side of a lower sealing ring 131 of the piston 13, or clamped on an upper side of an upper sealing ring 131, and cooperate with the sealing ring 131 to limit an axial position of the piston 13.

In this embodiment, the stop structure may also include a circumferential stop structure for locating the circumferential position of the piston 13. As shown in fig. 4 and 6, the circumferential limiting structure may include a boss 132 provided on a surface of the piston 13 facing the second end b (i.e., a lower end surface of the piston 13), and the boss 132 may be provided in a polygonal shape (e.g., a triangle), a cross shape, etc., as shown in fig. 5, and the shape of the second opening 112 is the same as the shape of the boss 132, and the circumferential position of the piston 13 is defined by the boss 132 being fitted into the second opening 112.

In one embodiment, as shown in FIG. 7, end cap 12 may include an inner end cap 121 (below) and an outer end cap 122 (above). The inner end cover 121 is detachably connected with the first end a of the container body 11 through threads, buckles or the like, and the injection port 123 is arranged on the inner end cover 121; the outer end cap 122 is detachably connected with the inner end cap 121 through threads or buckles, and a plug 1221 for plugging the injection port 123 is arranged on the inner side of the outer end cap 122. The material of the plug 1221 includes, but is not limited to, teflon, polyvinyl chloride, rubber, etc., and the plug 1221 is pressed against the injection port 123 by the connection force between the outer end cap 122 and the inner end cap 121 to elastically deform to seal the injection port 123.

Taking the screw connection as an example, the outer side of the inner end cap 121 is provided with a first annular wall 1211 surrounding the injection port 123, and the inner side of the first annular wall 1211 is provided with an internal thread and has a radial distance from the injection port 123. The inner side of the outer end cap 122 is provided with a second annular wall 1222 surrounding the plug 1221, and the outer side of the second annular wall 1222 is provided with an external thread. The second annular wall 1222 can be inserted into the radial space, and the plug 1221 is positioned corresponding to the injection port 123, and is connected with the internal thread of the first annular wall 1211 through the external thread of the second annular wall 1222, so that the plug 1221 plugs the injection port 123.

In one embodiment, the container body 11 may further include an inner sidewall and an outer sidewall, i.e., a double-walled sidewall (not shown). An annular space is formed between the inner side wall and the outer side wall, the bottom of the annular space is closed, and the top of the annular space is open. Can add the coolant liquid in this annular space, play the effect of cooling to experiment container 1, satisfy the temperature demand of emulsification pipe. In order to prevent the coolant from overflowing from the annular space when the test container 1 is moved, an annular sealing cover may be further included, and the size of the cross section of the annular sealing cover is matched with that of the annular space. The inner edge of the annular sealing cover is sleeved outside the inner side wall in a sealing mode, and the outer edge of the annular sealing cover is sleeved outside the outer side wall in a sealing mode and used for sealing the top of the annular space.

Example two

Referring to fig. 8 to 12, the present invention provides an experiment assembly, which includes an experiment container 1 and a container sleeve 2, wherein the experiment container 1 is the experiment container 1 of the first embodiment, which is not described herein again. As shown in fig. 9, the first end (lower end) of the vessel sleeve 2 is provided with a through hole 21, and the second end (upper end) is opened, i.e., the upper end communicates the outside with the inside of the vessel sleeve 2 without being shielded. The container sleeve 2 is sealingly sleeved outside the test container 1 through the through hole 21, so that an annular second accommodating space 110a is formed between the test container 1 and the container sleeve 2. That is, the test vessel 1 may be passed through the perforation 21 at the lower end of the vessel sleeve 2 from below upwards and form a seal between the perforation 21 and the wall of the test vessel 1. In addition, a flange 114 protruding radially outward may be provided at the second end b of the container body 11 to stop at the lower end of the container sleeve 2, so as to prevent the experiment container 1 from moving upward and being detached from the container sleeve 2. As shown in fig. 10, a sealing ring 22 may be installed at the edge of the through hole 21, and the sealing ring 22 is fitted over the edge of the through hole 21. The cooling liquid can be added into the second accommodating space 110a, so that the experiment container 1 is cooled, and the temperature requirement of the emulsifying pipe is met. In order to prevent the coolant in the second receiving space 110a from overflowing when the test container 1 is moved, an annular sealing cover 23 may be further included, and the sectional size of the annular sealing cover 23 is matched with the sectional size of the second receiving space 110 a. The inner edge of the annular sealing cover 23 may be fitted with a sealing ring 22, whereby the sealing cover is arranged outside the wall of the test vessel 1. The upper end outer edge of the vessel sleeve 2 may be provided with one or two rings of the annular protrusion 24, and the outer edge of the annular sealing cover 23 is fastened to the annular protrusion 24, so that the sealing cover is provided outside the wall of the vessel sleeve 2 for sealing the second receiving space 110 a.

In an embodiment, the experiment assembly may further comprise a push rod 3, the push rod 3 being detachably connected with the moving member 13 for pushing the moving member 13 to move through the second opening 112 of the container body 11. For example, as shown in fig. 11 and 12, a first locking groove 31/first locking protrusion for detachable connection is provided on one end surface of the push rod 3. In this embodiment, the moving member 13 may include a piston 13, and a side of the piston 13 is provided with a sealing ring 131, and a seal is formed between the sealing ring 131 and the sidewall of the accommodating space 110. The limiting structure comprises a circumferential limiting structure for positioning the circumferential position of the piston 13, the circumferential limiting structure comprises a boss 132 arranged on the lower end face of the piston 13, the boss 132 is polygonal or cross-shaped, the shape of the second opening 112 is the same as that of the boss 132, and the circumferential position of the piston 13 is limited by the boss 132 being embedded into the second opening 112. The boss 132 is provided with a second clamping protrusion 1321/a second clamping groove which is correspondingly matched with the first clamping groove 31/the first clamping protrusion; the detachable connection is realized through the matching of the corresponding pair of clamping grooves and the clamping protrusions.

The push rod 3 may be formed in a triangular shape, and the area of the end of the push rod 3 provided with the first locking groove 31/the first locking protrusion is not larger than the area of the second opening 112, and the push rod 3 has the same shape and is used for extending into the container body 11 through the second opening 112 to push the piston 13 to move.

In addition to the above described detachable connection of the push rod 3 to the piston 13, other detachable connections commonly used by those skilled in the art may also be used in the present embodiment.

Above an experiment subassembly that provides, because it includes the experiment container 1 that embodiment one described, consequently have all beneficial effects of this experiment container 1, simultaneously, still provide the combination of container sleeve 2 or container sleeve 2 and push rod 3 and regard as detachable auxiliary kit, can play the effect of cooling to experiment container 1, satisfy the temperature demand of emulsification pipe to and conveniently remove the operation to piston 13, conveniently carry out the solution and shift, expanded experiment container 1's service function.

The foregoing is only an illustrative embodiment of the present invention, and any equivalent changes and modifications made by those skilled in the art without departing from the spirit and principles of the present invention should fall within the protection scope of the present invention.

Claims

1. An assay container, comprising:

2. The vessel according to claim 1, wherein the moving member comprises a piston having a sealing ring formed on a side thereof, and a seal is formed between the sealing ring and a side wall of the accommodating space.

3. The cuvette according to claim 2, wherein the stopper structure comprises an axial stopper structure for positioning an axial position of the piston, the axial stopper structure comprising a protrusion provided on a side wall of the receiving space, the protrusion cooperating with the sealing ring to define the axial position of the piston.

4. The assay container of claim 2, wherein the stop structure comprises a circumferential stop structure for locating the circumferential position of the piston, the circumferential stop structure comprising a boss disposed on a face of the piston facing the second end, the boss being polygonal or cross-shaped; the shape of the second opening is the same as the shape of the boss, and the circumferential position of the piston is defined by the boss being fitted into the second opening.

5. The assay container of claim 1, wherein the end cap comprises an inner end cap and an outer end cap; the inner end cover is detachably connected with the first end, and the injection port is arranged on the inner end cover; the outer end cover is detachably connected with the inner end cover, and a plug for plugging the injection port is arranged on the inner side of the outer end cover.

6. The cuvette according to claim 5, wherein the inner end cap has a first annular wall on the outside surrounding the injection port, and the first annular wall has an internal thread on the inside and is radially spaced from the injection port;

7. The assay container of any one of claims 1 to 6, wherein the container body comprises an inner sidewall and an outer sidewall; an annular space is formed between the inner side wall and the outer side wall, the bottom of the annular space is closed, and the top of the annular space is open.

8. The assay container of claim 7, further comprising an annular sealing cap having an inner edge sealingly disposed outside the inner sidewall and an outer edge sealingly disposed outside the outer sidewall for sealing the top of the annular space.

9. An assay module, comprising:

an experimental container using the experimental container according to claim 1; and

10. The experimental assembly of claim 9 further comprising an annular sealing cover, wherein an inner edge of the annular sealing cover is sealed over the experimental container, and an outer edge of the annular sealing cover is sealed over the container sleeve for sealing the second accommodating space.

11. The assay module of claim 10, further comprising a push rod having a first engaging groove/protrusion for detachable connection on one end;