CN210728274U

CN210728274U - Germicide feeding device in environment simulation space

Info

Publication number: CN210728274U
Application number: CN201921224933.3U
Authority: CN
Inventors: 郑小玉; 邱再捷; 李欢迎; 史静静
Original assignee: Anhui Public Inspection And Research Institute Co ltd
Current assignee: Anhui Public Inspection And Research Institute Co ltd
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-06-12
Anticipated expiration: 2029-07-31

Abstract

The utility model provides a germicide input device in environmental simulation space relates to the medicament and puts in the device field, the sealing plate comprises a sealing plate, the sealing plate middle part is equipped with the through-hole, is located the through-hole below is equipped with movable sealing mechanism, movable sealing mechanism includes the screw thread dish, screw thread dish outside cover has the screw thread section of thick bamboo rather than rotating the connection, screw thread section of thick bamboo top and through-hole bottom edge fixed connection, be equipped with first spring between screw thread dish bottom and the screw thread section of thick bamboo, screw thread section of thick bamboo side is equipped with logical groove, screw thread dish top is pegged graft with the cartridge delivery bottom, the cartridge delivery side is equipped with the mouth of dosing, cartridge delivery pipe and cartridge delivery sealed sliding connection. The utility model has better sealing performance; the dosing tube is sequentially connected through the lower piston, the sliding rod, the upper piston and the threaded rod, so that the dosing tube can rotate in the dosing process, and the dosing is more uniform; the distance between the upper piston and the lower piston in the medicine throwing barrel is controlled through the sliding rod and the second spring, and quantitative medicine supply can be realized.

Description

Germicide feeding device in environment simulation space

Technical Field

The utility model relates to a device field is put in to the medicament, especially relates to a germicide puts in device in environment simulation space.

Background

Scientific experiments are sometimes required to be carried out under specific conditions, but sites with required conditions are not met in reality or experiments are difficult to carry out in such sites, so that some conditions of required environments are required to be manufactured in an environment simulation device.

However, since the space is closed, it is necessary to dispense the bactericide into the closed space in order to produce an aseptic environment, and the closed space cannot be communicated with the outside, so that the experiment is not affected, and therefore, a high requirement is imposed on the sealing performance of the bactericide dispensing apparatus.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a germicide puts in device in the environmental simulation space to solve above-mentioned technical problem.

The utility model discloses a solve above-mentioned technical problem, adopt following technical scheme to realize: the utility model provides a germicide input device in environmental simulation space, includes the closing plate, the closing plate middle part is equipped with the through-hole, is located the through-hole below is equipped with movable sealing mechanism, movable sealing mechanism includes the screw thread dish, screw thread dish outside cover has rather than the screw thread section of thick bamboo of rotating the connection, screw thread section of thick bamboo top and through-hole bottom edge fixed connection, be equipped with first spring between screw thread dish bottom and the screw thread section of thick bamboo, screw thread section of thick bamboo side is equipped with logical groove, screw thread dish top is pegged graft with the dispensing tube bottom, the dispensing tube side is equipped with the mouth of dosing, the dispensing tube is with the sealed sliding connection of dispensing tube.

Preferably, the inner side of the medicine feeding barrel is provided with an internal thread in threaded connection with the threaded disc, and the diameter of the inner side of the medicine feeding barrel below the internal thread is larger than that of the threaded disc.

Preferably, the top of the threaded disc is provided with a hexagonal slot, and the slot is inserted into an insertion block fixedly connected with the bottom end of the dosing pipe.

Preferably, the bottom end of the outer side of the dosing cylinder is fixedly connected with a flange plate, and the flange plate is fixedly connected with the sealing plate through a bolt.

Preferably, the bottom end of the dosing cylinder is provided with a through hole in sliding connection with the dosing tube, the top of the outer side of the dosing tube is provided with a lower piston, the top of the lower piston is fixedly connected with a slide rod, the slide rod is axially and slidably connected with an upper piston, the top of the upper piston is fixedly connected with a threaded rod, the threaded rod is in threaded connection with the top of the dosing cylinder, and the side surface of the threaded cylinder is provided with a dosing port.

Preferably, a second spring is connected between the bottom of the lower piston and the dosing cylinder, a limiting plate is fixedly connected to the top end of the sliding rod, and a sealing cylinder which is slidably connected with the inner side of the dosing cylinder is fixedly connected to the top end of the upper piston.

The utility model has the advantages that:

in the utility model, the sealing plate is connected with the sealed environment simulation space, so that the movable sealing device is positioned in the sealed space, when the bactericide is not put in the movable sealing device, the thread disc is connected with the thread cylinder to ensure that the environment simulation space is in a sealed state, when the bactericide is put in, the chemical feeding pipe is used for controlling the thread disc to move relative to the thread cylinder to ensure that the through groove on the side surface of the thread cylinder is communicated with the feeding port, and the inside of the simulation environment is only communicated with the feeding port in the feeding process, the mode of thread connection avoids the influence of air pressure, and the movable sealing device has better sealing property; the dosing tube is sequentially connected through the lower piston, the sliding rod, the upper piston and the threaded rod, so that the dosing tube can rotate in the dosing process, and the dosing is more uniform; the distance between the upper piston and the lower piston in the medicine throwing barrel is controlled through the sliding rod and the second spring, and quantitative medicine supply can be realized.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic perspective view of the movable sealing mechanism of the present invention;

fig. 3 is a cross-sectional view of the drug delivery cartridge of the present invention;

reference numerals: 1. a sealing plate; 101. a through hole; 2. a movable sealing mechanism; 201. a threaded barrel; 2011. a through groove; 202. a threaded disc; 2021. a slot; 203. a first spring; 204. an internal thread; 3. a medicine throwing barrel; 301. a medicine adding port; 4. a flange plate; 5. a bolt; 6. a threaded rod; 7. a dosing tube; 701. a drug feeding port; 702. inserting a block; 8. a lower piston; 801. a slide bar; 8011. a baffle plate; 9. a sealing cylinder; 10. an upper piston; 11. a second spring.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

Example 1

As shown in fig. 1-3, a bactericide delivery apparatus in an environmental simulation space comprises a sealing plate 1, a through hole 101 is arranged in the middle of the sealing plate 1, a movable sealing mechanism 2 is arranged below the through hole 101, the movable sealing mechanism 2 comprises a threaded disc 202, a threaded cylinder 201 rotatably connected with the threaded disc 202 is sleeved outside the threaded disc 202, the top end of the threaded cylinder 201 is fixedly connected with the bottom edge of the through hole 101, a first spring 203 is arranged between the bottom end of the threaded disc 202 and the threaded cylinder 201, a through groove 2011 is arranged on the side surface of the threaded cylinder 201, the top of the threaded disc 202 is inserted into the bottom end of a medicine delivery pipe 7, a medicine delivery port 701 is arranged on the side surface of the medicine delivery pipe 7, the medicine delivery pipe 7 is hermetically and slidably connected with the medicine delivery cylinder 3, an internal thread 204 in threaded connection with the threaded disc 202 is arranged inside the medicine delivery cylinder 3, the diameter of the medicine delivery cylinder 3 below, the slot 2021 is inserted into the insertion block 702 fixedly connected with the bottom end of the dosing tube 7, the bottom end of the outer side of the dosing cylinder 3 is fixedly connected with a flange plate 4, and the flange plate 4 is fixedly connected with the sealing plate 1 through a bolt 5.

During the administration, the administration tube 7 is inserted into the threaded disc 202, and then the administration tube 7 is rotated, so that the threaded disc 202 can be rotated relative to the threaded cylinder 201 to move the threaded disc 202 downwards, and the administration port 701 on the side surface of the administration tube 7 is communicated with the through groove 2011 on the side surface of the threaded cylinder 201, so that the medicament in the administration cylinder 3 can enter the inner side of the sealing plate 1, in the process, the side surface of the administration tube 7 slides with the side surfaces of the sealing plate 1 and the administration cylinder 3 respectively, so that the through hole 101 in the sealing plate 1 is sealed and is communicated with the side surface of the sealing plate 1 only through the administration hole of the administration tube 7; after the administration is completed, the threaded disc 202 can be connected with the threaded portion in the threaded cylinder 201 by rotating the administration tube 7, the first spring 203 can enable the threaded disc 202 and the threaded disc 202 to be always positioned below the internal thread 204, the threaded disc 202 can be connected with the internal thread 204, the through hole 101 of the sealing plate 1 and the movable sealing mechanism 2 are sealed, the threaded connection mode is not affected by air pressure, external air is prevented from entering or internal air flows out, and the inside of the environment simulation space is kept sealed during the administration and after the administration.

Example 2

As shown in fig. 1-3, a bactericide dispensing device in an environment simulation space comprises a sealing plate 1, a through hole 101 is arranged in the middle of the sealing plate 1, a movable sealing mechanism 2 is arranged below the through hole 101, the movable sealing mechanism 2 comprises a threaded disc 202, a threaded cylinder 201 rotatably connected with the threaded disc 202 is sleeved outside the threaded disc 202, the top end of the threaded cylinder 201 is fixedly connected with the bottom edge of the through hole 101, a first spring 203 is arranged between the bottom end of the threaded disc 202 and the threaded cylinder 201, a through groove 2011 is arranged on the side surface of the threaded cylinder 201, the top of the threaded disc 202 is inserted into the bottom end of a dispensing tube 7, a dispensing port 701 is arranged on the side surface of the dispensing tube 7, the dispensing tube 7 is hermetically and slidably connected with the dispensing cylinder 3, the through hole 101 slidably connected with the dispensing tube 7 is arranged at the bottom end of the dispensing tube 3, a lower piston 8 is arranged at the top of the dispensing tube 7, the top of the upper piston 10 is fixedly connected with the threaded rod 6, the threaded rod 6 is in threaded connection with the top of the administration cylinder 3, the side face of the threaded cylinder 201 is provided with a dosing port 301, a second spring 11 is connected between the bottom of the lower piston 8 and the administration cylinder 3, the top end of the sliding rod 801 is fixedly connected with a limiting plate, and the top end of the upper piston 10 is fixedly connected with a sealing cylinder 9 which is in sliding connection with the inner side of the administration cylinder 3.

The dosing tube 7 is fixedly connected with the lower piston 8 in the dosing cylinder 3, when the dosing cylinder 3 is filled with a medicament, the upper piston 10 moves downwards, the side of the dosing tube 7 connected with the bottom end of the lower piston 8 is closed, the lower piston 8 moves downwards under the action of liquid pressure, the insertion block 702 at the bottom end of the dosing tube 7 is inserted into the insertion groove 2021, meanwhile, the upper piston 10 is connected with the lower piston 8 through the sliding rod 801, the lower piston 8 and the upper piston 10 rotate synchronously, the dosing cylinder 3 rotates to drive the threaded disc 202 to rotate, so that the movable sealing mechanism 2 can be opened, the dosing tube 7 rotates to spray the medicament more uniformly, the effect is better, the second spring 11 is connected between the bottom end of the lower piston 8 and the bottom end of the dosing cylinder 3, after the medicament is sprayed and returns, the second spring 11 is in a stretching state, the lower piston 8 has a downward tension, and the baffle 8011 at the top of the sliding rod 801 controls the distance between the upper piston 10 and the lower piston 8, the amount of the drug in the drug administration tube 3 can be controlled, and the sealing tube 9 blocks the drug adding opening 301 in the process of moving the upper piston 10 downward, so that the interior of the drug administration tube 3 is sealed.

The working principle is as follows: when the utility model is used, the sealing plate 1 is required to be connected with the environment simulation mechanism, the movable sealing mechanism 2 is positioned in the environment simulation space, when adding the medicament, the medicament is added into the medicament feeding cylinder 3 through the medicament adding port 301, then the threaded rod 6 is rotated, the upper piston 10 fixedly connected with the threaded rod 6 rotates and moves downwards, because the medicament exists between the upper piston 10 and the lower piston 8, the lower piston 8 can rotate and move downwards under the action of liquid pressure, the threaded disc 202 moves downwards after the insertion block 702 at the bottom end of the medicament feeding pipe 7 is inserted into the slot 2021 of the threaded disc 202, the medicament feeding port 701 is communicated with the through groove 2011, the medicament can be fed into the simulation space, after the medicament feeding is finished, the medicament feeding pipe 7 is withdrawn, the movable sealing mechanism 2 is closed, the bolt 5 on the flange plate 4 can be loosened to separate the flange plate 4 from the sealing plate 1 so as to clean and maintain the medicament feeding cylinder 3 and the medicament feeding pipe 7, has the advantages of good sealing effect, even spraying of the medicament and controllable dosage of the medicament.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a germicide puts in device in environment simulation space, includes closing plate (1), its characterized in that: the utility model discloses a medicine injection device, including sealing plate (1), sealing plate (1) middle part is equipped with through-hole (101), is located through-hole (101) below is equipped with movable sealing mechanism (2), movable sealing mechanism (2) are including thread disc (202), thread disc (202) outside cover has a screw thread section of thick bamboo (201) rather than rotating the connection, screw thread section of thick bamboo (201) top and through-hole (101) bottom edge fixed connection, be equipped with first spring (203) between thread disc (202) bottom and the screw thread section of thick bamboo (201), screw thread section of thick bamboo (201) side is equipped with logical groove (2011), thread disc (202) top is pegged graft with medicine injection pipe (7) bottom, medicine injection pipe (7) side is equipped with medicine injection mouth (701), medicine injection pipe (7) and the sealed sliding connection of medicine.

2. The bactericide delivery apparatus in an environment simulation space as claimed in claim 1, wherein: the inner side of the drug throwing cylinder (3) is provided with an internal thread (204) in threaded connection with the threaded disc (202), and the diameter of the inner side of the drug throwing cylinder (3) below the internal thread (204) is larger than the diameter of the threaded disc (202).

3. The bactericide delivery apparatus in an environment simulation space as claimed in claim 1, wherein: the top of the threaded disc (202) is provided with a hexagonal slot (2021), and the slot (2021) is inserted into an insertion block (702) fixedly connected with the bottom end of the dosing tube (7).

4. The bactericide delivery apparatus in an environment simulation space as claimed in claim 1, wherein: the bottom end of the outer side of the medicine feeding barrel (3) is fixedly connected with a flange plate (4), and the flange plate (4) is fixedly connected with the sealing plate (1) through a bolt (5).

5. The bactericide delivery apparatus in an environment simulation space as claimed in claim 1, wherein: throw cartridge case (3) bottom be equipped with through-hole (101) of throwing powder tube (7) sliding connection, it is equipped with down piston (8) to throw powder tube (7) outside top, piston (8) top fixedly connected with slide bar (801) down, slide bar (801) and last piston (10) axial sliding connection, go up piston (10) top and threaded rod (6) fixed connection, threaded rod (6) with throw cartridge case (3) top threaded connection, threaded cylinder (201) side is equipped with medicine mouth (301).

6. The bactericide delivery apparatus in an environment simulation space as claimed in claim 5, wherein: the device is characterized in that a second spring (11) is connected between the bottom of the lower piston (8) and the medicine throwing cylinder (3), a limiting plate is fixedly connected to the top end of the sliding rod (801), and a sealing cylinder (9) which is in sliding connection with the inner side of the medicine throwing cylinder (3) is fixedly connected to the top end of the upper piston (10).