CN214467808U

CN214467808U - Gas collecting bag convenient to use

Info

Publication number: CN214467808U
Application number: CN202023163628.3U
Authority: CN
Inventors: 闵旭东; 姚金美; 邓李良; 赵林川
Original assignee: Suzhou Comin Biotechnology Co ltd
Current assignee: Suzhou Comin Biotechnology Co ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-10-22
Anticipated expiration: 2030-12-24

Abstract

The utility model discloses a gaseous collection bag convenient to use, it includes the bag body, be provided with gaseous access & exit on the bag body, still include the mouth-piece of being connected with gaseous access & exit, still include the blast pipe that can be linked together with the mouth-piece, still including stretching into the elastic end cap of having of mouth-piece, the end cap can be plugged up the entry with the mouth-piece intercommunication of blast pipe, the end cap is located the mouth-piece to be interference fit with the mouth-piece, still include the rubber cap of being connected with the end cap, the one end of keeping away from the bag body of mouth-piece is located to the rubber cap cover. A guide head is further arranged at one end of the mouth-piece connected with the bag body, the inner diameter of the guide head is gradually reduced towards the direction far away from the bag body, and the plug can be abutted against the guide head. Utilize the utility model discloses a gas collecting bag easily realizes gaseous fill and discharge, and convenient to use.

Description

Gas collecting bag convenient to use

Technical Field

The utility model relates to a gas collection technical field, concretely relates to gas collection bag convenient to use.

Background

In biochemical experiments, it is often necessary to collect gas to complete subsequent detection and other operations. At present, gas is mostly collected by means of a gas collecting bag.

Ethylene is a phytohormone-related gas with extremely low content in organisms, and in order to improve detection accuracy, loss is required to be avoided in the gas collection process, so that when the gas in the gas collection bag is filled and discharged, the requirement on the sealing performance of the gas collection bag in operation is high. The process of gas suction or filling in the bag body of the existing gas collecting bag is troublesome, the operation is not convenient, and most of the existing gas collecting bags have non-adjustable volumes, so that the use is inconvenient. In addition, the conventional gas collecting bag needs to be fixed by hand when in use, thereby causing inconvenience in operation.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model aims to provide a gas collecting bag convenient to use, which is easy to realize gas charging and discharging and convenient to operate.

The utility model discloses a gas collecting bag convenient to use includes the bag body be provided with gaseous access & exit on the bag body, still include with the mouth-piece that gaseous access & exit is connected, still including can with the blast pipe that the mouth-piece is linked together, still including stretching into the mouth-piece have elastic end cap, the end cap can with the blast pipe with the entry of mouth-piece intercommunication is plugged up, the end cap is located in the mouth-piece, and with the mouth-piece is interference fit, still include with the rubber cap that the end cap is connected, the rubber cap cover is located keeping away from of mouth-piece the one end of the bag body. Therefore, the utility model discloses a gas collection bag utilizes the switching that has elastic end cap control blast pipe, and then realizes the switching of the bag body, when needs are with gas suction, the pulling end cap makes the entry between blast pipe and the mouthpiece not plugged up can, when needs are injected gas into the bag, directly pierce through the end cap with the syringe needle of sample can.

Furthermore, a guide head is further arranged at one end of the interface tube connected with the bag body, the inner diameter of the guide head is gradually reduced towards the direction far away from the bag body, and the plug can be abutted against the guide head. Therefore, when the plug abuts against the guide head, the gas collection bag can be sealed.

Furthermore, the exhaust pipe is arranged on the side wall of the mouth piece, the inner diameter of the exhaust pipe is smaller than that of the mouth piece, and the guide head is positioned on one side, close to the bag body, of an inlet of the exhaust pipe, communicated with the mouth piece.

Further, the bag body further comprises a tightening part for reducing the volume of the bag body. Therefore, the volume of the gas collecting bag can be adjusted according to the requirement, and the use is convenient.

Furthermore, the tightening part comprises a rope sleeve arranged along at least one edge of the bag body and a tightening rope penetrating through the rope sleeve, one end of the tightening rope is provided with a limiting head capable of being abutted against the rope sleeve, and the tightening part further comprises a limiting clamp capable of detachably connecting the other end of the tightening rope.

Furthermore, the bag also comprises a connecting edge arranged at the edge of the bag body, and a plurality of connecting holes are arranged on the connecting edge.

Furthermore, still include can with the bag body can dismantle at least one sucking disc of connection, still include with what the sucking disc is connected has elastic spliced pole, the spliced pole can pass the connecting hole, still include with spliced pole interference fit's spacing cap, the external diameter of spacing cap is less than the internal diameter of connecting hole.

Drawings

Fig. 1 is a schematic perspective view of a preferred embodiment of the present invention;

fig. 2 is a schematic cross-sectional view of the plug, the rubber cap and the mouthpiece according to a preferred embodiment of the present invention;

fig. 3 is a schematic view of a connection relationship between the plug and the rubber cap according to a preferred embodiment of the present invention.

In the figure:

1. a bag body; 11. a gas inlet and outlet; 2. a mouthpiece; 21. a guide head; 3. an exhaust pipe; 4. a plug; 5. a rubber cap; 51. a cap body; 52. a brim; 6. rope sleeves; 7. tightening the rope; 71. a limiting head; 72. a limiting clamp; 8. a connecting flange; 81. connecting holes; 9. a suction cup; 10. a limiting cap.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Referring to fig. 1, a preferred embodiment of the gas collecting bag for easy use of the present invention comprises a bag body 1, wherein a gas inlet/outlet 11 is provided on the bag body 1. The utility model discloses still include the mouth-piece 2 of being connected with gaseous access & exit 11, still include blast pipe 3 that can be linked together with mouth-piece 2, blast pipe 3 sets up on the lateral wall of mouth-piece 2, and the internal diameter of blast pipe 3 is less than the internal diameter of mouth-piece 2, the utility model discloses a blast pipe 3 is and sets up with mouth-piece 2 vertically direction.

The utility model discloses a gas collection bag convenient to use still includes the end cap 4 that can stretch into mouth-piece 2 to can plug up the entry with mouth-piece 2 intercommunication of blast pipe 3. The plug 4 is positioned in the interface tube 2 and is in interference fit with the interface tube 2, so that when the plug 4 is plugged towards the direction close to the bag body 1, the plug 4 can plug the exhaust pipe 3 to prevent gas in the bag body 1 from leaking; when the gas in the bag body 1 needs to be sucked out, the plug 4 is pulled out in a direction away from the bag body 1, and the exhaust pipe 3 is communicated with the mouthpiece 2, so that the gas in the bag body 1 can be sucked out by connecting a needle tube or the like to the outer end of the exhaust pipe 3.

Referring to fig. 2 and 3, the utility model discloses still include the rubber cap 5 of being connected with end cap 4, the one end of keeping away from the bag body 1 of mouthpiece 2 is located to rubber cap 5 cover. The rubber cap 5 comprises a cap body 51 vertically connected with the plug 4 and a brim 52 connected with the cap body 51 and extending towards the bag body 1, and the upper end part of the tube wall of the mouthpiece 2 is positioned between the annular brim 52 part of the rubber cap 5 and the mouthpiece 2.

Still be provided with direction head 21 at the one end of mouth-piece 2 being connected with bag body 1, the internal diameter of direction head 21 reduces gradually to the direction of keeping away from bag body 1, the utility model discloses a cross-section of direction head 21 is truncated cone, end cap 4 can with direction head 21 looks butt. The inner diameter of the guide head 21 is smaller than the outer diameter of the plug 4. The guide head 21 is located on the side of the inlet of the exhaust pipe 3 communicating with the mouthpiece 2, which is close to the bag body 1. Therefore, when the plug 4 moves in a direction to approach the bag body 1, the plug 4 abuts on the guide head 21, and the gas inlet/outlet 11 of the bag body 1 can be closed.

The utility model discloses an end cap 4, blast pipe 3, mouth-piece 2 and direction head 21 all preferred are the rubber material, therefore can ensure the gas tightness of gas collection bag when using.

The utility model discloses a gas collecting bag convenient to use still includes the portion of tightening up that is used for reducing the volume of the bag body 1. The utility model discloses a tightening part includes the fag end 6 along the edge setting of two relative sides of the bag body 1, still including the tightening rope 7 that passes fag end 6, be provided with the spacing head 71 that can with fag end 6 butt tightening rope 7's one end, still including the spacing clamp 72 that can be connected with the other end detachable of tightening rope 7. Therefore, when the bag body 1 of the gas collection bag needs to be reduced in volume, the internal volume of the bag body 1 can be reduced by pulling the tightening string 7 to a suitable position in a direction away from the stopper 71, and then clamping the stopper clip 72 to the tightening string 7 located at the end of the loop 6.

The utility model discloses a gas collecting bag convenient to use is provided with a plurality of connecting holes 81 on connecting edge 8 still including setting up in the connecting edge 8 at the edge of the bag body 1, the utility model discloses a be provided with connecting edge 8 the edge be located with the bag body 1 set up the marginal looks vertically edge of fag end 6. Thereby being convenient for hanging the gas collecting bag of the utility model through the connecting hole 81.

The utility model discloses a gas collecting bag convenient to use still includes can dismantle at least one sucking disc 9 of being connected with bag body 1, still includes the elastic spliced pole of having of being connected with sucking disc 9, and the spliced pole can pass connecting hole 81, still includes the spacing cap 10 with spliced pole interference fit, and the external diameter of spacing cap 10 is less than the internal diameter of connecting hole 81. Therefore, the arrangement position of the gas collection bag can be fixed by the suction cup 9, and operations such as gas collection and the like are convenient.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.

Claims

1. The utility model provides a gas collecting bag convenient to use, includes the bag body be provided with gaseous access & exit on the bag body, its characterized in that still includes with the interface tube that gaseous access & exit is connected, still include can with the blast pipe that the interface tube is linked together, still include can stretch into the interface tube have elastic end cap, the end cap can with the entry of blast pipe with the interface tube intercommunication is stopped up, the end cap is located in the interface tube to be interference fit with the interface tube, still include with the rubber cap that the end cap is connected, the rubber cap cover is located the one end of keeping away from of interface tube the bag body.

2. The easy-to-use gas collection bag of claim 1, wherein a guide head is further disposed at the end of the mouthpiece connected to the bag body, the inner diameter of the guide head gradually decreases in a direction away from the bag body, and the stopper is capable of abutting against the guide head.

3. The disposable gas collection pouch of claim 2, wherein said vent tube is disposed on a sidewall of said mouthpiece, and wherein said vent tube has an inner diameter less than an inner diameter of said mouthpiece, and wherein said guide head is located on a side of an inlet of said vent tube in communication with said mouthpiece that is adjacent to said pouch body.

4. The easy to use gas collection bag of claim 1, further comprising a constriction for reducing the volume of said bag body.

5. The gas collecting bag as recited in claim 4, wherein the tightening portion comprises a rope loop provided along at least one edge of the bag body, a tightening rope passing through the rope loop, a stopper provided at one end of the tightening rope and capable of abutting against the rope loop, and a stopper clip capable of detachably connecting the other end of the tightening rope.

6. The easy-to-use gas collection pouch of claim 1, further comprising a connecting flange disposed at an edge of said pouch body, wherein a plurality of connecting holes are disposed on said connecting flange.

7. The convenient-to-use gas collection bag of claim 6, further comprising at least one suction cup detachably connected with the bag body, a connection column connected with the suction cup and having elasticity, wherein the connection column can pass through the connection hole, and a limit cap in interference fit with the connection column, wherein the outer diameter of the limit cap is smaller than the inner diameter of the connection hole.