CN214681811U

CN214681811U - Liquid split charging device

Info

Publication number: CN214681811U
Application number: CN202120285671.2U
Authority: CN
Inventors: 孙璐
Original assignee: Beijing Yuanjite Biotechnology Co ltd
Current assignee: Beijing Yuanjite Biotechnology Co ltd
Priority date: 2021-02-01
Filing date: 2021-02-01
Publication date: 2021-11-12
Anticipated expiration: 2031-02-01

Abstract

The application relates to a liquid subpackaging device which comprises a storage assembly and a suction assembly, wherein the suction assembly is used for providing negative pressure to the interior of the storage assembly; the storage component comprises a connecting pipe, the two ends of the connecting pipe are arranged in a closed mode, one side of the connecting pipe is communicated with an installation pipe used for being connected with the suction component in an interconnected mode, and one side, deviating from the installation pipe, of the connecting pipe is detachably connected with a plurality of liquid storage pipes. This application has more convenient effect to installing reagent additional in a plurality of reagent bottles.

Description

Liquid split charging device

Technical Field

The application relates to the field of experimental equipment, especially, relate to a liquid partial shipment device.

Background

In many biochemical experiments, the laboratory technician needs to separately load the prepared liquid medicine into different reagent bottles, so that the independent experiment is convenient.

In the related art, the staff need use tools such as pipette or pipette to add reagent one by one to corresponding reagent bottle, and the working method is loaded down with trivial details like this to work load is big.

SUMMERY OF THE UTILITY MODEL

In order more convenient to install reagent additional in a plurality of reagent bottles, this application provides a liquid partial shipment device.

The application provides a liquid partial shipment device adopts following technical scheme:

a liquid split charging device comprises a material storage component and a material suction component for providing negative pressure to the interior of the material storage component; the storage component comprises a connecting pipe, the two ends of the connecting pipe are arranged in a closed mode, one side of the connecting pipe is communicated with an installation pipe used for being connected with the suction component in an interconnected mode, and one side, deviating from the installation pipe, of the connecting pipe is detachably connected with a plurality of liquid storage pipes.

Through adopting above-mentioned technical scheme, work personnel pulling pull rod to make the piston to the direction of keeping away from the installation pipe slide. At this time, the air pressure in the installation tube and the connecting tube is reduced, and then the liquid storage tube inhales the medicament. Then the staff can aim at corresponding reagent bottle with every stock solution pipe, then promotes the pull rod, extrudes the liquid medicine in the stock solution pipe. Thereby can once only absorb many copies medicament and add the medicine to a plurality of reagent bottles simultaneously, improve the convenience of operation.

Optionally, inhale the material subassembly and include the negative pressure pipe, the intraductal piston that slides of negative pressure is connected with, the rigid coupling has a pull rod that is used for driven piston to slide in the negative pressure pipe on the piston, be provided with one on the negative pressure pipe and can dismantle the coupling assembling of being connected with the installation pipe.

Through adopting above-mentioned technical scheme, the setting of pull rod has made things convenient for the staff to control the piston and slide in the negative-pressure pipe to control the atmospheric pressure in the negative-pressure pipe, improved the convenience of operation.

Optionally, the connecting assembly comprises a snap ring coaxially and fixedly connected to the outer peripheral surface of the negative pressure pipe, a connecting piece is sleeved on the snap ring and is rotatably connected with the connecting piece, a sleeve of the connecting piece, which is far away from the snap ring, is sleeved on the outer peripheral surface of the installation pipe, and the connecting piece is in threaded connection with the installation pipe.

Through adopting above-mentioned technical scheme, coupling assembling's setting, when the staff is managing negative pressure and installation pipe interconnect, the staff can revolve wrong connecting piece, through the screw-thread fit between connecting piece and the negative pressure pipe to manage negative pressure and installation pipe reciprocal anchorage, improved the convenience of installation.

Optionally, a sealing gasket is arranged in the connecting piece.

Through adopting above-mentioned technical scheme, when negative pressure pipe and installation pipe were close to each other, sealed the setting between installation pipe and negative pressure pipe to fill the gap between installation pipe and the negative pressure pipe, thereby improved the leakproofness of being connected between installation pipe and the negative pressure pipe.

Optionally, a plurality of joints are installed on the connecting pipe, a sealing ring is fixedly connected to the outer peripheral surface of each joint, a sealing pipe is fixedly connected to one end of the liquid storage pipe, one end of the sealing pipe is sleeved outside each joint, and a sealing groove matched with the sealing ring is formed in the inner peripheral surface of the sealing pipe.

Through adopting above-mentioned technical scheme, when the liquid storage pipe with articulate, thereby the sealing ring card is gone into in the seal groove the liquid storage pipe and is sealed with the joint, when making things convenient for the liquid storage pipe ann to tear open, has improved the leakproofness of liquid storage pipe with the joint, and then has improved the stability of liquid partial shipment device work.

Optionally, a necking is arranged in one end, far away from the sealing pipe, of the liquid storage pipe.

Through adopting above-mentioned technical scheme, the liquid medicine can be stored in the stock solution pipe more stably to the liquid medicine has been improved from the liquid storage pipe lower port exhaust accuracy.

Optionally, still be equipped with on the joint and be used for the sealed head of joint after the liquid storage tube is dismantled, one end of sealed head is seted up and is held and connect male holding tank, offers on the inner wall of holding tank with the sealed annular of sealing ring joint.

By adopting the technical scheme, a worker can buckle the accommodating groove on the joint and mutually clamp the sealing ring and the annular groove, so that the corresponding joint is plugged; and then the normal work of liquid separating device after the quantity of the liquid storage pipes on the connecting pipe is changed is facilitated.

Optionally, still be provided with an admission valve in on the connecting pipe, the admission valve includes the blow-off pipe of intercommunication on the connecting pipe, and the cover is equipped with the sealing hose of a rubber material on the blow-off pipe, and the parcel has a ball sealer in the sealing hose, has still seted up a bleeder vent on the sealing hose.

Through adopting above-mentioned technical scheme, when the staff need deflate to connecting pipe inside, the staff can pinch the ball sealer and slide in sealed hose to make the bleeder vent be located between ball sealer and the air release pipe, thereby the air can enter into the connecting pipe through the bleeder vent, and then promotes the liquid outflow in the stock solution pipe.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the convenience of the worker in subpackaging the medicaments into the plurality of medicament bottles is improved, the worker can use the plurality of liquid storage pipes for absorbing the medicaments at one time and extrude the medicaments into different medicament bottles respectively, so that the convenience of operation is improved, and the working efficiency is improved;

2. the setting of admission valve has made things convenient for the staff to control the medicament and has discharged from the liquid storage pipe, has improved the convenience of operation.

Drawings

FIG. 1 is a schematic view of an overall structure of a liquid dispensing apparatus according to an embodiment of the present application;

FIG. 2 is a sectional view showing an internal structure of the liquid dispensing apparatus;

FIG. 3 is a schematic view showing the connection relationship between the sealing head and the joint;

fig. 4 is a schematic view showing the structure of an intake valve.

Description of reference numerals: 1. a connecting pipe; 11. a joint; 12. a seal ring; 2. installing a pipe; 3. a liquid storage pipe; 31. a sealing tube; 32. a sealing groove; 4. a negative pressure tube; 41. a piston; 42. a pull rod; 5. a connecting assembly; 51. a snap ring; 52. a connecting member; 53. a rotating groove; 54. a gasket; 6. a sealing head; 61. accommodating grooves; 62. a ring groove; 7. an intake valve; 71. discharging the air pipe; 72. sealing the hose; 73. a sealing ball; 74. and (4) air holes.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses liquid partial shipment device. Referring to fig. 1, the liquid dispensing device comprises a material storage assembly for storing liquid medicine and a material suction assembly arranged on the material storage assembly and used for providing negative pressure for the material storage assembly.

As shown in fig. 2 and 3, the magazine assembly includes a connecting pipe 1, and both ends of the connecting pipe 1 are provided in a closed manner. The middle part of the connecting pipe 1 is communicated and fixedly connected with an installation pipe 2, and the axis of the installation pipe 2 is perpendicular to the axis of the connecting pipe 1. One side intercommunication that installation pipe 2 deviates from installation pipe 2 is provided with a plurality of joints 11, installs liquid storage pipe 3 on every joint 11, above-mentioned connecting pipe 1, liquid storage pipe 3, installation pipe 2, all adopt transparent polypropylene material to facilitate the use and observe the liquid level of medicament in liquid storage pipe 3 inside. When the liquid stored in the liquid storage tube 3 is flush with the lower surface of the inner wall of the connecting tube 1, it is indicated that the liquid medicine stored in the single liquid storage tube 3 reaches the preset capacity of the liquid storage tube 3. The liquid storage tube 3 can be provided with various different volume specifications, thereby facilitating the quantitative filling of the medicament by a user according to the requirement.

Inhale the material subassembly and include negative pressure pipe 4 as shown in fig. 2, be provided with a coupling assembling 5 between negative pressure pipe 4 and the installation pipe 2, through coupling assembling 5 reciprocal anchorage between negative pressure pipe 4 and the installation pipe 2. A piston 41 is arranged in the negative pressure pipe 4, and a pull rod 42 for controlling the movement of the piston 41 is fixedly connected to the piston 41. When the operator pulls the pull rod 42, the piston 41 is caused to slide away from the mounting tube 2. At this time, the air pressure inside the mounting tube 2 and the connecting tube 1 is reduced, and the liquid storage tube 3 sucks the medicine. Then, the staff can align each liquid storage tube 3 to the corresponding reagent bottle, push the pull rod 42, and extrude the liquid medicine in the liquid storage tube 3; thereby can be disposable add the medicine to a plurality of reagent bottles, improved the convenience of operation.

As shown in fig. 1 and 2, the connecting assembly 5 includes a snap ring 51 coaxially and fixedly connected to the outer peripheral surface of the negative pressure tube 4, a connecting member 52 is sleeved on the snap ring 51, a rotating groove 53 is formed in one surface of the connecting member 52 facing the snap ring 51, and the snap ring 51 is embedded in the rotating groove 53, so that the snap ring 51 is rotatably connected to the connecting member 52. The one end that connecting piece 52 kept away from negative pressure pipe 4 is seted up the cover and is established on installation pipe 2, and connecting piece 52 has seted up the internal thread towards the inner wall of installation pipe 2, corresponds the outer wall of installation pipe 2 and offers the external screw thread that mutually supports with connecting piece 52 internal thread. A rubber gasket 54 is also provided in the connector 52. When the staff uses coupling assembling 5 to interconnect fixedly with installation pipe 2 and negative pressure pipe 4, the staff revolves wrong connecting piece 52 to thereby install pipe 2 and negative pressure pipe 4 through the screw-thread fit between connecting piece 52 and the installation pipe 2 and press from both sides sealed pad 54 each other tightly, and then improved negative pressure pipe 4 and installation pipe 2 interconnect's leakproofness.

As shown in fig. 3, the liquid storage tube 3 is detachably connected to the joint 11, specifically, a sealing ring 12 is fixedly connected to the joint 11, a sealing tube 31 is coaxially and fixedly connected to an end of the liquid storage tube 3 facing the joint 11, and a sealing groove 32 matched with the sealing ring 12 is formed on an inner circumferential surface of the sealing tube 31. When the liquid storage tube 3 and the joint 11 are connected with each other, the sealing tube 31 is sleeved outside the joint 11, and the sealing ring 12 is clamped in the sealing groove 32, so that the joint 11 and the liquid storage tube 3 are clamped and sealed with each other. The setting of sealed tube 31 has made things convenient for the staff to ann tears liquid storage tube 3 open. On the one hand the staff can select the liquid storage pipe 3 of different capacity specifications for use according to actual conditions to made things convenient for to add the medicament to different experimental requirements, on the other hand the staff can also be according to the difference of reagent bottle quantity, thereby install the liquid storage pipe 3 of different quantity, thereby improved the convenience of operation.

As shown in fig. 3, when the worker adjusts the number of the liquid storage tubes 3 mounted on the connection tube 1, the worker can remove the liquid storage tubes 3 from the joint 11. The corresponding joint 11 is provided with a sealing head 6 in a matching way, and one surface of the sealing head 6 facing the joint 11 is provided with an accommodating groove 61. The inner wall of the receiving groove 61 is formed with a ring groove 62 for the sealing ring 12 to fit with each other. The worker can snap the receiving groove 61 onto the joint 11 and then the sealing ring 12 and the ring groove 62 can be locked to each other. Thereby plugging the corresponding joint 11. And then convenient for the normal work of the liquid separating device after the quantity of the liquid storage pipes 3 on the connecting pipe 1 is changed.

As shown in fig. 2 and 4, in order to facilitate the liquid storage tube 3 to discharge the liquid outwards, the end of the liquid storage tube 3 away from the surface sealing tube 31 is provided with a necking, so that the liquid medicine can be stored in the liquid storage tube 3 more stably, and the accuracy of discharging the liquid medicine from the lower port of the liquid storage tube 3 is improved. An air inlet valve 7 is arranged on the connecting pipe 1, the air inlet valve 7 comprises an air discharging pipe 71 communicated with one side of the connecting pipe 1 facing the installation pipe 2, a sealing hose 72 made of rubber materials is sleeved on the air discharging pipe 71, a sealing ball 73 is wrapped in the sealing hose 72, and the diameter of the sealing ball 73 is slightly larger than the inner diameter of the sealing hose 72, so that the spherical surface of the sealing ball 73 is tightly attached to the inner wall of the sealing hose 72, and sealing is realized. The sealing hose 72 is further provided with a vent hole 74, when the worker needs to deflate the inside of the connecting pipe 1, the worker can pinch the sealing ball 73 to slide in the sealing hose 72, and the vent hole 74 is located between the sealing ball 73 and the air release pipe 71, so that air can enter the connecting pipe 1 through the vent hole 74, and further liquid in the liquid storage pipe 3 can flow out. The setting of admission valve 7 has made things convenient for the staff with the inside gas outgoing of stock solution pipe 3, and need not additionally promote pull rod 42, has improved the convenience of operation, if meet the great liquid of viscidity, partial liquid can be stayed the throat department of stock solution pipe 3, and the staff can close admission valve 7 this moment to promote pull rod 42, thereby blow off this partial liquid. The sealing hose 72 and the sealing ball 73 have simple structures and low cost, and are convenient to replace and maintain.

The implementation principle of a liquid partial shipment device of the embodiment of this application does: when the staff is using the likepowder device of liquid, at first the staff installs stock solution pipe 3 according to the specific quantity of medicament bottle to the sealed head 6 shutoff is established to the cover on the joint 11 of not installing stock solution pipe 3, then uses coupling assembling 5 to install pipe 2 and negative pressure pipe 4 interconnect. Finally the staff puts into the medicament source with liquid storage tube 3 simultaneously, thereby the pulling pull rod 42 inhales the medicament in liquid storage tube 3, the staff adjusts the capacity of medicament in liquid storage tube 3 through pull rod 42, unnecessary medicament flows in connecting pipe 1, and flow into in the liquid storage tube 3 that the medicament is not enough, finally realize that the medicament is full of in different liquid storage tubes 3 simultaneously, and the medicament liquid level is flat with the lower surface of connecting pipe 1 inner wall, the staff can place the liquid partial shipment device that is equipped with the medicament in the medicament bottle top, pinch the ball sealer 73, make bleeder vent 74 be located between ball sealer 73 and bleeder line 71, thereby begin to discharge the medicament in the medicament bottle to liquid storage tube 3, the quick partial shipment of medicament has finally been accomplished.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A liquid split charging device is characterized in that: the device comprises a material storage assembly and a material suction assembly for providing negative pressure to the interior of the material storage assembly; the storage assembly comprises a connecting pipe (1), the two ends of the connecting pipe (1) are arranged in a closed mode, one side of the connecting pipe (1) is communicated with an installation pipe (2) which is used for being connected with the suction assembly in an interconnected mode, and one side, deviating from the installation pipe (2), of the connecting pipe (1) is detachably connected with a plurality of liquid storage pipes (3).

2. A liquid dispensing apparatus as claimed in claim 1, wherein: inhale the material subassembly and include negative pressure pipe (4), the internal slipping of negative pressure pipe (4) is connected with a piston (41), and the rigid coupling has one to be used for driven piston (41) pull rod (42) that slides in negative pressure pipe (4) on piston (41), be provided with one on negative pressure pipe (4) and can dismantle coupling assembling (5) of being connected with installation pipe (2).

3. A liquid dispensing apparatus as claimed in claim 2, wherein: coupling assembling (5) are equipped with a connecting piece (52) including snap ring (51) of coaxial rigid coupling at negative pressure pipe (4) outer peripheral face on snap ring (51), and snap ring (51) rotate with connecting piece (52) to be connected, and a pot head that snap ring (51) was kept away from in connecting piece (52) is established on the outer peripheral face of installation pipe (2) and connecting piece (52) and installation pipe (2) threaded connection.

4. A liquid dispensing apparatus as claimed in claim 3, wherein: a sealing gasket (54) is arranged in the connecting piece (52).

5. A liquid dispensing apparatus as claimed in claim 1, wherein: install a plurality of joints (11) on connecting pipe (1), the outer peripheral face rigid coupling of joint (11) has a sealing ring (12), the one end rigid coupling of stock solution pipe (3) has a sealed tube (31), and a pot head of sealed tube (31) is established in the outside of joint (11) and the seal groove (32) of mutually supporting with sealing ring (12) are seted up to the inner peripheral surface of sealed tube (31).

6. A liquid dispensing apparatus as claimed in claim 1, wherein: the liquid storage pipe (3) is arranged in the end far away from the sealing pipe (31) by a necking.

7. A liquid dispensing apparatus as claimed in claim 5, wherein: still the supporting cover has sealed head (6) that is used for connecting (11) sealed after liquid storage pipe (3) are dismantled on joint (11), and one end of sealed head (6) is seted up and is held joint (11) male holding tank (61), offers on the inner wall of holding tank (61) with sealed annular (62) of sealing ring (12) joint.

8. A liquid dispensing apparatus as claimed in claim 1, wherein: still be provided with an admission valve (7) in connecting pipe (1), admission valve (7) are equipped with sealing hose (72) of a rubber material including intercommunication air release pipe (71) on connecting pipe (1) on air release pipe (71), cover, and the parcel has a sealed ball (73) in sealing hose (72), has still seted up a bleeder vent (74) on sealing hose (72).