CN213658402U

CN213658402U - Communication device with safety function

Info

Publication number: CN213658402U
Application number: CN202020298122.4U
Authority: CN
Inventors: 陈思; 胡钊铖
Original assignee: Hangzhou Zhunxin Biotechnology Co ltd
Current assignee: Hangzhou Zhunxin Biotechnology Co ltd
Priority date: 2020-03-11
Filing date: 2020-03-11
Publication date: 2021-07-09
Anticipated expiration: 2030-03-11

Abstract

The utility model provides a intercommunication device with safety function, include: the shell is internally provided with a channel and a plurality of chambers surrounding the channel, and the bottom of each chamber is provided with an outlet; the cover body closes the cavity from the upper end; the first base is provided with a first through hole and a first group of openings, and the outlet of the cavity corresponds to the first group of openings up and down; the rotating body is provided with an interlocking part and a rotating disc; the linkage part is provided with a groove or a hole; the insert has a horizontal portion and a vertical portion, the vertical portion being fixed to an end of the horizontal portion; the horizontal part is provided with a strip-shaped bulge; the two side parts are provided with a first group of grooves suitable for the elastic parts to be clamped in; the end of the horizontal part is inserted into the slot or hole of the linkage part; the closing piece is provided with a first groove suitable for the strip-shaped bulge to be clamped in, two opposite walls of the first groove are respectively provided with a wing part for blocking the strip-shaped bulge clamped in the first groove from moving upwards, and the two wing parts are respectively provided with an elastic part. The utility model has the advantages of simple structure, automation and the like.

Description

Communication device with safety function

Technical Field

The utility model relates to a liquid detects, in particular to intercommunication device with safety function.

Background

In each type of analysis, a sample and a plurality of reagents are added to a mixing chamber, such as a test tube, separately. The samples can be human and animal samples, such as whole blood, plasma, serum, urine, saliva, feces, cerebrospinal fluid or lavage fluid, wax-sealed tissues and slices, tissue homogenates, plants, including Chinese medicines, food materials, processed foods, meat, drinks and wines, and raw materials and semi-finished products in beverage manufacturing processes, cell culture fluid or pathogen and virus culture fluid, and analyzed component types including minerals, inorganic substances, organic substances, nucleic acid DNA, RNA, proteins or fats. At present, the following liquid mixing schemes are commonly used:

1. and a plurality of pumps are used for respectively feeding various liquids into the mixing cavity. The main disadvantages of this solution with simple structure are:

a plurality of pipelines and pumps are needed, so that the volume and the cost are increased.

2. Sequential injection platforms, i.e. a combination of single pumps and multi-channel selector valves, are utilized, as in patent solutions CN2008100622678, CN 2008100622682. The main disadvantages of this solution are:

the injection pump and the multi-channel direction selection valve are high in price, and the device cost is improved.

3. The extraction and mixing of liquids is achieved by means of a three-dimensional moving arm, as in patent solution CN 2016102687953. The main disadvantages of this solution are:

the structure is complex, a three-dimensional moving arm with precise movement needs to be provided, the reliability is poor, and the device cost is high; in addition, the liquid and the reagent are used in large quantities, and the detection cost is improved.

Disclosure of Invention

In order to solve the deficiencies in the prior art schemes, the utility model provides a simple structure, good reliability, low-cost intercommunication device with safety function.

The utility model aims at realizing through the following technical scheme:

a communication device with a safety function, comprising:

a housing having a channel therein and a plurality of chambers surrounding the channel, the chambers having outlets at the bottom thereof with seals;

a cover body which closes the chambers from an upper end and has through holes respectively communicated with the chambers;

the first base is provided with a first through hole and a first group of openings which are distributed along the outer edge of the first through hole in a concentric circle mode and are positioned at the upper end of the first base, and the outlet of the chamber corresponds to the first group of openings up and down;

the rotating body is provided with a linkage part which is sequentially arranged from top to bottom and penetrates through the first through hole and the channel, and a rotating disc which is larger than the first through hole in radius and is positioned on the lower side of the first base; the linkage part is provided with a groove or a hole;

an insert having a horizontal portion and a vertical portion, the vertical portion being secured at an end of the horizontal portion; two opposite side parts of the horizontal part extending along the length direction are provided with strip-shaped bulges extending outwards, and the strip-shaped bulges extend continuously or discontinuously along the length direction; the two side parts are provided with a first group of grooves suitable for the elastic parts to be clamped in; the end part of the horizontal part far away from the vertical part is inserted into the slot or the hole of the linkage part;

a closure for closing the through hole in the cover; the closing piece is provided with a first groove which extends to the linkage part and is suitable for the strip-shaped bulge to be clamped in, two opposite walls of the first groove are respectively provided with a wing part for blocking the strip-shaped bulge clamped in the first groove from moving upwards, and the distance between the two wing parts is smaller than the width of the first groove; the two wing parts are respectively provided with a suspended elastic part.

Compared with the prior art, the utility model discloses the beneficial effect who has does:

1. has a safety function;

before the communication device leaves a factory, a safety plug-in is used for being inserted into the linkage part, and the plug-in is blocked by the wing part in the first groove, so that the downward movement of the shell is blocked, the outlet of the cavity is isolated from the first group of openings, and liquid in the cavity cannot leak out under the action of the sealing piece; when the device is required to be used, the plug-in is pulled out, the relative movement between the shell and the linkage part is not blocked, and the first group of openings are inserted into the outlets of the chambers, so that the first group of openings are communicated with the outlets of the chambers, and the device has a safety function;

the combination of the first group of grooves and the elastic parts improves the matching firmness of the plug-in piece and the closing piece and prevents the plug-in piece from moving horizontally;

the top end (and the wing part) of the linkage part is covered by the sheet-shaped bulge, so that the attractiveness is improved;

2. the structure is simple, the volume is small, and the cost is low;

the shell, the first base, the rotating body and the second base with the cavity are integrated together, large devices such as pipelines, precise three-dimensional moving arms and liquid pumps are not needed, the flow channels are arranged in the first base, the rotating body and the second base, the flow channels are short, and the size of the device is remarkably reduced;

a liquid pump is not needed, so that the cost of the device is reduced, the use amount of liquid is obviously reduced, and the operation cost is also reduced;

complicated and expensive devices such as a three-dimensional moving arm, a multi-channel direction selection valve and the like are not needed to be used, the rotation of the rotating body and a pump (including an air pump, a peristaltic pump, a syringe and other pumps with pumping functions) are used for replacing the devices, and a motor and an air pump for driving the rotating body to rotate are low in price, so that the device cost is reduced;

the cavity is arranged below the second base, the fifth opening is arranged at the lower end of the second base outside the cavity, and the cavity and the fifth opening are communicated by utilizing a channel in the second base, so that the volume is effectively reduced;

a channel is formed between the connecting piece and the first base, so that the processing is convenient and the cost is low;

the connecting piece is conveniently and accurately fixed in the second groove, so that the assembly cost is reduced, and the manufacturing efficiency is improved;

the part of the storage device is positioned in the third groove, so that the accuracy and firmness of assembly are improved, the assembly efficiency is improved, and the manufacturing cost is reduced;

3. automation;

the linkage part is driven by external force, so that the selected liquid is selectively extracted by using a negative pressure technology, the upward conveying of the liquid in the cavity is realized by using a positive pressure technology, and the automatic selection, extraction and conveying of the liquid are realized;

4. the reliability is high;

complicated and expensive devices such as a three-dimensional moving arm, a multi-channel direction selection valve and the like are not needed, and only the rotation of the rotating body and the air suction pump are needed, so that the reliability is obviously improved;

by utilizing the combination of the first part with larger radius and the second part with smaller radius, the annular bulge, the fourth groove, the annular groove (circular groove) and the sealing element of the rotating disc, the isolation performance of the cavity from the outside is improved, so that the cavity is a closed space, and the liquid is favorably extracted and conveyed;

the design that the lower part of the sectional area of the cavity is small and the upper part of the sectional area of the cavity is large and the design that the rotating piece is close to the bottom wall of the cavity is beneficial to improving the height of liquid with the same volume, and is beneficial to conveying mixed liquid cleanly with small residual quantity;

the flexible material in the third groove effectively improves the sealing effect between the storage device and the first base and prevents liquid leakage;

the inner diameter design of passageway, second open-ended in the first base for when no external force acts on the cavity as pumping, no matter whether the second group opening communicates with the fourth opening, the liquid in the cavity with the second group opening intercommunication can't only rely on gravity to independently flow out to the second group opening part, has prevented the weeping effectively.

Drawings

The disclosure of the present invention will become more readily understood with reference to the accompanying drawings. As is readily understood by those skilled in the art: these drawings are only intended to illustrate the technical solution of the present invention and are not intended to limit the scope of the present invention. In the figure:

fig. 1 is a schematic structural diagram of a communication device with a safety function according to the present invention.

Detailed Description

Fig. 1 and the following description depict alternative embodiments of the invention to teach those skilled in the art how to make and reproduce the invention. For the purpose of teaching the present invention, some conventional aspects have been simplified or omitted. Those skilled in the art will appreciate variations or substitutions from these embodiments that will be within the scope of the invention. Those skilled in the art will appreciate that the features described below can be combined in various ways to form multiple variations of the invention. Accordingly, the present invention is not limited to the following alternative embodiments, but is only limited by the claims and their equivalents.

Example 1:

fig. 1 is a schematic diagram showing a basic structure of a communication device with a safety function according to an embodiment of the present invention, and as shown in fig. 1, the communication device with a safety function includes:

In order to clamp the insert against horizontal movement, further, in the free state, the distance between the two oppositely situated resilient parts is smaller than the width of the part of the horizontal part having the first set of grooves.

In order to firmly fix the linkage portion, further, the width of the horizontal portion becomes gradually smaller in a direction of the horizontal portion gradually moving away from the vertical portion;

the horizontal portion is inserted into the slot or hole of the linkage portion having a larger width and the slot or hole having a smaller width in this order.

In order to improve the aesthetic degree, furthermore, the end part of the horizontal part far away from the vertical part is provided with a sheet-shaped bulge extending outwards and along the length direction, and the sheet-shaped bulge covers the top end of the linkage part.

In order to conveniently insert and extract the plug-in unit, the top end of the sheet-shaped protrusion is provided with a plurality of protrusions extending perpendicular to the length direction.

In order to reduce the cost, the horizontal part and the vertical part are groove-shaped.

In order to have the functions of conveying, mixing and detecting liquid, the first base is further provided with a second opening and a third opening, the bottom end of the first base is provided with a first opening and a second group of openings which are distributed in a concentric circle mode, and the first group of openings and the second group of openings which are arranged up and down are respectively communicated through mutually isolated channels in the first base; the first group of openings are suitable for being communicated with the cavities, so that the second group of openings and the cavities form one-to-one correspondence; the second opening and the third opening are arranged on the first base, such as the bottom end of the first base, and the first opening is communicated with the second opening and the third opening through a first channel;

the bottom end of the rotating disc is provided with a rotating part extending downwards; the upper end of the rotating disk has a fourth opening selectively communicating with the second set of openings and the first opening when the rotating disk rotates, the second passage in the rotating disk is adapted to communicate with the fourth opening and the hollow rotating member such that liquid is discharged out of the rotating body through the fourth opening, the second passage in the rotating disk, and the passage in the rotating member in a forward or reverse direction;

the lower end of the second base is provided with a cavity suitable for the rotating part to extend into, and the cavity is sealed with the bottom end of the rotating disc or the first base; a fifth opening communicated with the cavity is formed in the second base outside the cavity, so that gas in the cavity is pumped out or injected, and negative pressure or positive pressure is formed in the cavity;

and the storage device is internally provided with an accommodating cavity, and the second opening and the third opening are respectively communicated with the accommodating cavity.

In order to be suitable for excitation and fluorescence detection, the storage device further comprises a body and films attached to two sides of the body, the body is provided with a containing cavity, a sixth opening and a seventh opening, the sixth opening and the seventh opening are communicated, the sixth opening and the second opening are communicated, and the seventh opening and the third opening are communicated.

For convenience in processing and assembly, further, the upper end of the first base has an eighth opening communicated with the first opening, a ninth opening communicated with the second opening and a tenth opening communicated with the third opening; the eighth opening is communicated with the ninth opening and the tenth opening respectively through a T-shaped or Y-shaped channel at the upper end of the first base.

For ease of machining and assembly of the channel, further, a "T" or "Y" shaped channel is formed between the connector and the upper end of the first base, with the groove being on the side of the connector facing the first base or the upper end of the first base.

For accurate positioning and assembly, the first set of openings, the eighth opening, the ninth opening, the tenth opening and the connecting piece are all positioned in a second groove surrounded by the annular bulge at the upper end of the first base.

In order to accurately position and assemble the storage device, and improve the sealing performance between the storage device and the first base, the second opening and the third opening are positioned in a third groove, the third groove is provided with a flexible material, and part of the storage device is positioned in the third groove.

The sixth and seventh openings are formed in a projection that passes through the flexible material.

To secure the storage device, further, a portion of the storage device is sandwiched between the first and second bases, and another portion having a receiving cavity passes through the second base.

In order to drain the liquid in the cavity as much as possible and reduce the residue, further, the distance between the bottom end of the rotating member and the bottom wall of the cavity is less than 1 mm. From bottom to top, the sectional area of cavity is getting bigger gradually.

In order to improve the fit tightness between the first group of openings and the liquid container and prevent liquid leakage, the upper ends of the first group of openings are provided with pointed shapes and are suitable for extending into the outlets of the chambers.

In order to improve the isolation of the cavity from the outside and enable the cavity to form a closed space (communicated with the outside when needed), further, the bottom end of the first base is provided with a fourth groove, and the first opening and the second group of openings are positioned in the fourth groove; the upper end of the second base is provided with an annular bulge which is suitable for being clamped into a fourth groove, and the rotating disc is positioned in the fourth groove.

In order to adopt a sealing mode between the rotating disk and the cavity, the rotating disk is further provided with a first part with a larger radius and a second part with a smaller radius from top to bottom, the second part is positioned in a space enclosed by the annular bulge and the second base, and the first part is blocked by the annular bulge.

The second base above the cavity is provided with a second through hole for the rotating part to pass through, and the periphery of the second through hole is provided with a circular groove or an annular groove; a seal is disposed within the circular or annular groove.

Example 2:

the utility model discloses the intercommunication device that has the safety function of embodiment 1 is in the application example of fluorescence quantitative PCR.

In the application example, the closing piece, the cover body, the shell, the first base and the second base are arranged from top to bottom and are mutually connected and fixed in a buckling mode; a cylindrical passage is arranged in the shell, and a plurality of chambers are arranged around the cylindrical passage; the cover body and each cavity enclose a closed space, and the cover body is provided with a plurality of through holes which are respectively communicated with the cavities; the side of the closing piece facing the cover body is provided with a plurality of bulges, the bulges are suitable for being inserted into the through holes on the cover body, so that the through holes on the cover body communicated with each cavity are closed, and each cavity is isolated from the outside; the outer wall of the shell is provided with a handheld part, and the outer wall of the handheld part is provided with vertically arranged anti-skid protrusions;

an insert having a horizontal portion and a vertical portion, the vertical portion being secured at an end of the horizontal portion; two opposite side parts of the horizontal part extending along the length direction are provided with strip-shaped bulges extending outwards, for example, the bottom ends or the middle parts of the two side parts are provided with the strip-shaped bulges, and the strip-shaped bulges continuously or discontinuously extend along the length direction; the two side parts are provided with a first group of grooves suitable for the end parts of the elastic parts to be clamped in, such as vertical grooves or inclined grooves extending in the up-down direction; the horizontal part is provided with a part which is gradually reduced along with the width away from the vertical part, and the upper end of the part is provided with a sheet-shaped bulge which extends outwards and along the length direction; the top end of the sheet-shaped bulge is provided with a plurality of bulges which extend perpendicular to the length direction (namely the width direction); the horizontal part and the vertical part are hollow;

the closure has a first recess extending to the linkage portion; two opposite walls of the first groove are provided with oppositely arranged wing parts, and the distance between the two wing parts is less than the width of the first groove; the first groove is suitable for clamping the strip-shaped bulges, the two wing parts block the strip-shaped bulges and prevent the shell from moving downwards, and the horizontal part is inserted between the two wing parts; the two wing parts are respectively provided with suspended elastic parts, such as elastic parts processed on the wing parts, in a free state, the distance between the two elastic parts which are opposite in position is smaller than the width of the part with the strip-shaped bulge of the horizontal part, when the horizontal part is inserted into the groove of the sealing part, the part with the gradually reduced width of the horizontal part passes through the space between the two elastic parts, the distance between the two elastic parts is gradually expanded, and finally the two elastic parts are clamped into the first group of grooves on the two side parts;

the linkage part is provided with two grooves or through holes which are opposite in position, wherein one groove or hole is wider than the other groove or hole; the end parts of the horizontal part far away from the vertical part are respectively inserted into the two grooves or holes of the linkage part: the plug-in unit fixed in the groove prevents the linkage part from moving upwards, and the sheet-shaped bulge covers the top end of the linkage part;

the first base is provided with a first through hole, a second opening and a third opening, the bottom end of the first base is provided with a first opening and a second opening which are concentric circles and surround the first through hole, the upper end of the first base is provided with a first opening and an eighth opening which are concentric circles and surround the first through hole, and the upper end of the first opening is provided with a tip-shaped bulge which is suitable for being inserted into an outlet at the lower end of the cavity; the first base is internally provided with a plurality of mutually isolated channels which are used for respectively communicating the second group of openings and the first group of openings, so that the second group of openings correspond to the chambers one by one and the inside of the chambers is communicated; the inner diameter of the channel is small, so that the liquid in the cavity cannot flow to the first group of outlets independently only by means of self gravity; the upper end of the first base is also provided with a ninth opening and a tenth opening, the eighth opening is communicated with the first opening through a channel in the first base, the ninth opening is communicated with the second opening through a channel in the first base, and the tenth opening is communicated with the third opening through a channel in the first base; the upper end of the first base is provided with an annular bulge, and the first group of openings, the eighth opening, the ninth opening and the tenth opening are positioned in a second groove surrounded by the annular bulge; one side of the connecting piece is provided with a Y-shaped groove which is reversely buckled in the second groove, so that a Y-shaped channel isolated from the outside is formed between the eighth opening and the ninth opening as well as between the tenth opening; the second opening and the third opening are arranged in a third groove at the lower end of the first base, and are outside the rotating radius of the rotating disc, and flexible materials are arranged in the third groove; the lower end of the first base is provided with a fourth groove, and the first through hole is positioned in the fourth groove;

the rotating body comprises a linkage part, a rotating disc and a hollow rotating part, wherein the central axes of the linkage part, the rotating disc and the hollow rotating part are collinear from top to bottom; the linkage part passes through the first through hole and is positioned in the cylindrical channel; so that the interlocking part is driven to rotate by the motor; the rotating disk comprises a first part with a larger radius and a second part with a smaller radius, and the first part and the second part are accommodated in the fourth groove; the upper end of the rotating disc is provided with a fourth opening, and a second channel is arranged in the rotating disc and communicated with the inside of the rotating piece; when the rotating disc rotates, the fourth opening is respectively communicated with the first opening and the second group of openings, so that the first opening and the second group of openings are selectively communicated, namely the interior of the rotating part is selectively communicated with the chamber;

the lower end of the second base is provided with a cavity, and the sectional area of the cavity is gradually increased from bottom to top; the second base on the upper part of the cavity is provided with a second through hole and a circular groove surrounding the second through hole; the rubber O-shaped ring is sleeved on the rotating piece and is positioned in the circular groove, so that the sealing between the rotating piece and the cavity is realized; the periphery of the circular groove is provided with an annular bulge, the second part is positioned in a space enclosed by the annular bulge and the second base, and the first part is blocked by the annular bulge; the annular bulge is positioned in the fourth groove, and the rotating disc is positioned in a space surrounded by the fourth groove, the annular bulge and the second base; the rotating piece penetrates through the second through hole and extends into the cavity, and the distance between the bottom end of the rotating piece and the bottom wall of the cavity is smaller than 1mm, such as 0.5 mm; the lower end of the second base outside the cavity is provided with a convex fifth opening, the fifth opening is provided with a filter membrane, and a third channel is arranged in the second base and is used for communicating the cavity with the fifth opening;

the storage device comprises a main body and films, wherein the main body is internally provided with an accommodating cavity, and the films are attached to two sides of the main body; the main body is provided with a convex sixth opening and a convex seventh opening which are respectively communicated with the containing cavity; the sixth opening and the seventh opening are inserted into the flexible material in the third groove and are communicated with the second opening and the third opening;

the shell, the cover body, the closing piece, the first base, the rotating body and the second base with the cavity are all made of plastics;

the motor drives the linkage part to rotate; the air pump is connected with the fifth opening and used for pumping out air in the cavity or injecting air into the cavity.

The working process of the communication device of the application example is as follows:

and (3) mixing: the fingers of an operator press on the bulges at the top ends of the flaky bulges of the plug-in piece to pull the plug-in piece outwards, the end parts of the elastic parts are separated from the first group of grooves at the two side parts of the plug-in piece, the strip-shaped bulges gradually withdraw from the grooves of the closing piece, and the plug-in piece gradually withdraws from the grooves (such as triangular grooves) or holes on the linkage part; pressing the shell downwards, wherein a first group of pointed openings on the first base are respectively inserted into the outlets at the lower end of the chamber, and the shell and the first base are buckled together;

the linkage part is driven to rotate by a motor, and a fourth opening on the rotating disk is selectively communicated with the second group of openings; in this state, the chamber is in communication with the first, second, fourth, and rotating member inner channels, cavities, but in view of the resistance of the narrow channels, the liquid fails to flow out of the chamber to the second set of openings by gravity alone; meanwhile, the liquid in the chamber which is not communicated with the fourth opening cannot flow out to the second group of openings only by the gravity of the liquid;

when the air pump works, air in the cavity is discharged from the third channel and the fifth opening, and negative pressure is formed in the cavity; the liquid in the cavity breaks through and passes through the first group of openings, the first base inner channel, the second group of openings, the fourth opening, the second channel and the rotating member inner channel in sequence to enter the cavity, so that various liquids are selectively pumped out of the cavity respectively and are mixed in the cavity;

a conveying stage: the motor drives the linkage part to rotate, and through positioning, a fourth opening on the rotating disk is communicated with the first opening;

injecting gas into the cavity through the fifth opening, wherein the liquid level in the cavity is positive pressure, and liquid in the cavity is pressed to sequentially pass through the hollow rotating part, the second channel, the fourth opening, the first channel and the second outlet and enter an accommodating cavity in the storage device;

a detection stage: light emitted by the light source enters the accommodating cavity to excite fluorescence, the fluorescence is received by the detector, and parameters of the sample are obtained after analysis.

Example 3:

according to the utility model discloses the application example of intercommunication device with safety function in fluorescence quantitative PCR of embodiment 1, different with embodiment 2 is:

1. the bottom openings of the chambers are distributed in a non-concentric circle, and the second group of openings are also distributed in a non-concentric circle.

2. And an annular groove is formed in the periphery of the second through hole, and the sealing element is positioned in the annular groove and sleeved outside the rotating element.

Claims

1. A communication device with a safety function, characterized in that: the communication device with the safety function includes:

2. A communication apparatus with a security function according to claim 1, characterized in that: in the free state, the distance between two oppositely located elastic parts is smaller than the width of the part of the horizontal part with the first set of grooves.

3. A communication apparatus with a security function according to claim 1, characterized in that: the width of the horizontal part is gradually reduced along the direction of the horizontal part gradually far away from the vertical part;

4. A communication apparatus with a security function according to claim 1, characterized in that: the end part of the horizontal part far away from the vertical part is provided with a sheet-shaped bulge extending outwards and along the length direction, and the sheet-shaped bulge covers the top end of the linkage part.

5. The communication device with safety function according to claim 4, wherein: the top end of the sheet-shaped bulge is provided with a plurality of bulges which extend perpendicular to the length direction.

6. A communication apparatus with a security function according to claim 1, characterized in that: the horizontal part and the vertical part are groove-shaped.

7. A communication apparatus with a security function according to claim 1, characterized in that: the first base is also provided with a second opening and a third opening, the bottom end of the first base is provided with a first opening and a second group of openings which are distributed in concentric circles, and the first group of openings and the second group of openings which are arranged up and down are respectively communicated through mutually isolated channels in the first base; the first set of openings adapted to communicate with the chamber; the first opening is communicated with the second opening and the third opening through a first channel;

the bottom end of the rotating disc is provided with a rotating part extending downwards; the upper end of the rotating disc is provided with a fourth opening which is selectively communicated with the second group of openings and the first opening when the rotating disc rotates, and the rotating disc is provided with a second channel which is communicated with the fourth opening and the hollow rotating piece;

the lower end of the second base is provided with a cavity suitable for the rotating part to extend into, and the cavity is sealed with the bottom end of the rotating disc or the first base; a fifth opening communicated with the cavity is formed in the second base outside the cavity;

8. The communication device with safety function according to claim 7, characterized in that:

the bottom end of the first base is provided with a third groove, and the second group of openings are positioned in the third groove; the upper end of the second base is provided with an annular bulge which is suitable for being clamped into a third groove, and the rotating disc is positioned in the third groove.

9. A communication device with a safety function according to claim 8, wherein: the rotating disk is provided with a first part with a larger radius and a second part with a smaller radius from top to bottom, the second part is positioned in a space enclosed by the annular bulge and the second base, and the first part is blocked by the annular bulge.

10. A communication apparatus with a security function according to claim 9, characterized in that: the second base above the cavity is provided with a second through hole for the rotating part to pass through, and the periphery of the second through hole is provided with a circular groove or an annular groove; a seal is disposed within the circular or annular groove.