CN220477826U - Automatic dispensing equipment for injection - Google Patents
Automatic dispensing equipment for injection Download PDFInfo
- Publication number
- CN220477826U CN220477826U CN202321298466.5U CN202321298466U CN220477826U CN 220477826 U CN220477826 U CN 220477826U CN 202321298466 U CN202321298466 U CN 202321298466U CN 220477826 U CN220477826 U CN 220477826U
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- liquid
- mixing
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- channel
- air inlet
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- 238000002347 injection Methods 0.000 title claims abstract description 28
- 239000007924 injection Substances 0.000 title claims abstract description 28
- 239000007788 liquid Substances 0.000 claims abstract description 87
- 238000005086 pumping Methods 0.000 claims abstract description 38
- 238000007789 sealing Methods 0.000 claims abstract description 21
- 239000000428 dust Substances 0.000 claims description 4
- 239000003814 drug Substances 0.000 abstract description 47
- 230000002349 favourable effect Effects 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Medical Preparation Storing Or Oral Administration Devices (AREA)
Abstract
The utility model provides automatic injection dispensing equipment, and belongs to the technical field of dispensing equipment. The liquid collecting device comprises a dispensing box, wherein a plurality of liquid collecting cavities are formed in the dispensing box, a transferring cavity is formed in the lower side of each liquid collecting cavity, a puncture head is arranged at the bottom of each liquid collecting cavity, a liquid pumping channel structure and a one-way air inlet structure are arranged in the puncture head, and the transferring cavities are communicated with the liquid pumping channel structure. After the medicine bottle is placed into the liquid collecting cavity, the puncture head can puncture the sealing film of the bottle opening of the medicine bottle and form sealing fit with the sealing film, the vacuumizing assembly can suck out air in the mixing cavity through the negative pressure flow channel to form negative pressure in the mixing cavity, the medicine in the medicine bottle can be sucked into the mixing cavity through the mixing flow channel, the transferring cavity and the liquid sucking channel by utilizing the negative pressure in the mixing cavity, and after the medicine liquid enters the mixing cavity, the sealing cover assembly is opened to suck out the medicine liquid in the mixing cavity through the needle cylinder, so that the operation is convenient.
Description
Technical Field
The utility model belongs to the technical field of dispensing equipment, and relates to automatic dispensing equipment for injection.
Background
At present, the injection is dispensed by directly extracting the liquid medicine in different medicament bottles one by one through a needle cylinder, and when more liquid medicine needs to be mixed, the operation is time-consuming.
In order to overcome the defects in the prior art, people have continuously explored and put forward various solutions, for example, chinese patent discloses an automatic injection dispensing device [ application number: 201921022762.6, including barrel, contact pin, dispensing needle and piston assembly, be formed with the hybrid chamber in the barrel, the contact pin set up in the tip of barrel, dispensing needle transversely protruding locate one side of barrel, dispensing needle's internal diameter is greater than the internal diameter of contact pin, piston assembly includes piston, connecting rod and push-and-pull motor, the piston slidingly set up in hybrid intracavity, connecting rod coaxial coupling in on the piston, push-and-pull motor with the end connection of connecting rod is used for the drive piston reciprocating motion is in order to cooperate or inject.
Disclosure of Invention
The utility model aims to solve the problems and provide automatic injection dispensing equipment.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides an automatic dispensing equipment of injection, includes the box of dispensing, the box of dispensing on be equipped with a plurality of liquid collecting cavity, liquid collecting cavity downside be equipped with and shift the chamber, liquid collecting cavity bottom be equipped with the puncture head, be equipped with drainage channel structure and one-way inlet structure in the puncture head, shift chamber and drainage channel structure intercommunication setting, the box middle part of dispensing still be equipped with the mixing chamber, this mixing chamber links to each other through mixing channel and transfer chamber, mixing chamber lateral wall top still be equipped with the negative pressure runner of connecting the evacuation subassembly, mixing chamber top be equipped with sealed lid subassembly.
In the automatic injection dispensing equipment, the puncture head comprises a conical puncture part and a cylindrical liquid pumping part, the puncture part is positioned at the upper end of the liquid pumping part, and the liquid pumping channel structure is arranged in the liquid pumping part.
In the automatic injection dispensing equipment, the liquid pumping channel structure comprises a plurality of first liquid pumping channels which are circumferentially arranged in the liquid pumping part, openings at two ends of the first liquid pumping channels are respectively positioned at the side part of the liquid pumping part and the bottom of the liquid pumping part, and a second liquid pumping channel connected with the first liquid pumping channel is further arranged at the top of the liquid collecting cavity.
In the automatic injection dispensing equipment, the one-way air inlet structure comprises a transverse air inlet channel arranged between the liquid collecting cavity and the transferring cavity and a vertical air inlet channel arranged in the puncture head, wherein the inner end of the transverse air inlet channel is connected with the bottom of the vertical air inlet channel, the top end of the vertical air inlet channel penetrates through the top of the puncture head, and an air inlet at the outer end of the transverse air inlet channel is provided with a one-way valve.
In the automatic injection dispensing equipment, the joint of the mixing runner and the transferring cavity is positioned at the bottom of the side wall of the transferring cavity, and the joint of the mixing runner and the mixing cavity is positioned at the upper side of the side wall of the transferring cavity and is lower than the inner opening of the negative pressure runner.
In the automatic injection dispensing equipment, the sealing cover assembly comprises an upper cover and a lower cover, a dustproof film is arranged in the lower cover, the upper cover and the lower cover are detachably connected, and the lower cover and the mixing cavity are detachably connected.
In the automatic injection dispensing equipment, the bottom end of the lower cover is in threaded connection with the mixing cavity, the lower cover and the upper cover are detachably connected through the clamping structure, and the circumferential surface of the lower cover is also provided with an annular step which is arranged in a protruding mode.
In the automatic injection dispensing equipment, the clamping structure comprises an annular groove arranged on the upper side of the annular step, and the upper cover is provided with an annular convex part which can form clamping fit with the annular groove.
In the automatic injection dispensing equipment, the liquid collecting cavities are circumferentially arranged at the top of the dispensing box.
In the automatic injection dispensing equipment, the top of the liquid collecting cavity is in threaded connection with the dust cover.
Compared with the prior art, the utility model has the advantages that:
1. after the medicine bottle is placed into the liquid collecting cavity, the puncture head can puncture the sealing film of the bottle opening of the medicine bottle and form sealing fit with the sealing film, the vacuumizing assembly can suck out air in the mixing cavity through the negative pressure flow channel to form negative pressure in the mixing cavity, the medicine in the medicine bottle can be sucked into the mixing cavity through the mixing flow channel, the transferring cavity and the liquid sucking channel by utilizing the negative pressure in the mixing cavity, and after the medicine liquid enters the mixing cavity, the sealing cover assembly is opened to suck out the medicine liquid in the mixing cavity through the needle cylinder, so that the operation is convenient.
2. The conical puncture part is favorable for penetrating the sealing film, the cylindrical liquid suction part can better form sealing fit with the sealing film, and the liquid medicine in the medicament bottle can be extracted through the liquid suction channel structure in the liquid suction part.
3. When the liquid medicine in the medicament bottle is pumped out, external air can enter the top of the medicament bottle through the one-way valve, the transverse air inlet flow passage and the vertical air inlet flow passage, so that the air pressure at the top of the medicament bottle is kept constant, and the liquid medicine can be discharged from the medicament bottle by utilizing the air pressure difference.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is an enlarged schematic view at A in FIG. 1;
fig. 3 is a top view of the present utility model.
In the figure, a medicine dispensing box 1, a liquid collecting cavity 2, a transferring cavity 3, a puncture head 4, a mixing cavity 5, a mixing flow passage 6, a negative pressure flow passage 7, a puncture part 8, a liquid pumping part 9, a first liquid pumping flow passage 10, a second liquid pumping flow passage 11, a transverse air inlet flow passage 12, a vertical air inlet flow passage 13, an upper cover 14, a lower cover 15, a dustproof film 16, an annular step 17, an annular convex part 19 and a dustproof cover 20.
Detailed Description
As shown in fig. 1 and 2, an automatic injection dispensing device comprises a dispensing box 1, the dispensing box 1 on be equipped with a plurality of liquid collecting cavities 2, liquid collecting cavity 2 downside be equipped with transfer chamber 3, liquid collecting cavity 2 bottom be equipped with puncture head 4, be equipped with pumping channel structure and one-way inlet structure in the puncture head 4, transfer chamber 3 and pumping channel structure intercommunication setting, the dispensing box 1 middle part still be equipped with mixing chamber 5, this mixing chamber 5 links to each other through mixing channel 6 and transfer chamber 3, mixing chamber 5 lateral wall top still be equipped with the negative pressure runner 7 of connecting the evacuation subassembly, mixing chamber 5 top be equipped with sealed lid subassembly.
According to the utility model, after the medicament bottle is placed into the liquid collecting cavity, the puncture head can puncture the sealing film of the mouth of the medicament bottle and form sealing fit with the sealing film, the vacuumizing assembly can suck air in the mixing cavity through the negative pressure flow channel to form negative pressure in the mixing cavity, medicament in the medicament bottle can be sucked into the mixing cavity through the mixing flow channel, the transferring cavity and the liquid pumping channel structure by utilizing the negative pressure in the mixing cavity, and after the medicament enters the mixing cavity, the sealing cover assembly is opened to suck the medicament in the mixing cavity through the needle cylinder, so that the operation is convenient;
the one-way air inlet structure can enable the medicine bottle to be communicated with the outside air, the medicine bottle is prevented from being in a sealed state and the medicine liquid can not be pumped out, and the one-way air inlet structure can prevent the medicine liquid from flowing out of the one-way air inlet structure.
Those skilled in the art will appreciate that the evacuation assembly may employ prior art or existing arrangements, such as, but not limited to, a vacuum pump.
Specifically, as shown in fig. 1 and 2, the puncture head 4 includes a puncture part 8 with a conical shape and a liquid suction part 9 with a cylindrical shape, the puncture part 8 is located at the upper end of the liquid suction part 9, and the liquid suction channel structure is disposed in the liquid suction part 9. The conical puncture part is favorable for penetrating the sealing film, the cylindrical liquid suction part can better form sealing fit with the sealing film, and the liquid medicine in the medicament bottle can be extracted through the liquid suction channel structure in the liquid suction part.
Specifically, the pumping channel structure comprises a plurality of first pumping channels 10 circumferentially arranged in the pumping part 9, openings at two ends of the first pumping channels 10 are respectively positioned at the side part of the pumping part 9 and the bottom of the pumping part 9, and a second pumping channel 11 connected with the first pumping channels 10 is further arranged at the top of the liquid collecting cavity 2. Under the negative pressure, the liquid medicine in the medicine bottle can enter the transferring cavity through the first liquid pumping channel and the second liquid pumping channel.
Specifically speaking, the one-way air inlet structure includes the horizontal air inlet channel 12 that sets up between liquid collecting chamber 2 and transfer chamber 3 and sets up the vertical air inlet channel 13 in puncture head 4, and horizontal air inlet channel 12 inner links to each other with vertical air inlet channel 13 bottom, and puncture head 4 top is run through on vertical air inlet channel 13 top, horizontal air inlet channel 12 outer end air inlet be provided with the check valve. When the liquid medicine in the medicament bottle is pumped out, external air can enter the top of the medicament bottle through the one-way valve, the transverse air inlet flow channel 12 and the vertical air inlet flow channel, so that the air pressure at the top of the medicament bottle is kept constant, and the liquid medicine can be discharged from the medicament bottle by utilizing the air pressure difference.
Preferably, as shown in connection with fig. 1, the junction of the mixing channel 6 and the transfer chamber 3 is located at the bottom of the side wall of the transfer chamber 3, and the junction of the mixing channel 6 and the mixing chamber 5 is located at the upper side of the side wall of the transfer chamber 3 and is lower than the inner opening of the negative pressure channel 7.
Specifically, referring to fig. 1, the sealing cover assembly includes an upper cover 14 and a lower cover 15, a dustproof film 16 is disposed in the lower cover 15, the upper cover 14 and the lower cover 15 are detachably connected, and the lower cover 15 and the mixing chamber 5 are detachably connected. The dustproof membrane can prevent that the liquid medicine in the mixing chamber from being polluted when taking out, and when taking out the liquid medicine in the medicament bottle, the upper cover can seal the mixing chamber, prevents that the pressure differential of mixing chamber and external world from damaging the dustproof membrane, and lower cover 15 and mixing chamber can dismantle the connection and can conveniently change.
Preferably, the bottom end of the lower cover 15 is in threaded connection with the mixing cavity 5, the lower cover 15 and the upper cover 14 are detachably connected through a clamping structure, and the circumferential surface of the lower cover 15 is also provided with an annular step 17 which is convexly arranged. The lower cover and the upper cover are fixed by adopting the clamping structure instead of the screw connection, so that rotation between the lower cover and the mixing cavity can be prevented when the upper cover is unscrewed, and the annular step can limit the upper cover.
Specifically, the clamping structure comprises an annular groove arranged on the upper side of the annular step 17, and the upper cover 14 is provided with an annular convex part 19 which can form clamping fit with the annular groove. The annular projection 19 and the annular groove cooperate to fix the upper and lower covers.
Preferably, as shown in connection with fig. 1 and 2, several drip chambers 2 are arranged circumferentially on top of the dispensing box 1.
Preferably, as shown in connection with fig. 2, the top of the liquid collecting cavity 2 is screwed with a dust cover 20. The dust cap 20 can both seal the liquid collection chamber and prevent the liquid collection chamber from being contaminated when not in use.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Although the cartridge 1, the drip chamber 2, the transfer chamber 3, the piercing head 4, the mixing chamber 5, the mixing flow path 6, the negative pressure flow path 7, the piercing portion 8, the drawing portion 9, the drawing flow path 10, the drawing flow path 11, the lateral air intake flow path 12, the vertical air intake flow path 13, the upper cover 14, the lower cover 15, the dust-proof film 16, the annular step 17, the annular protrusion 19, the dust-proof cover 20, and the like are used more herein, these terms are used only for the purpose of more conveniently describing and explaining the essence of the present utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.
Claims (10)
1. The utility model provides an automatic dispensing equipment of injection, includes dispensing box (1), its characterized in that, dispensing box (1) on be equipped with a plurality of plenum chamber (2), plenum chamber (2) downside be equipped with transfer chamber (3), plenum chamber (2) bottom be equipped with puncture head (4), be equipped with drainage channel structure and one-way inlet structure in puncture head (4), transfer chamber (3) and drainage channel structure intercommunication setting, dispensing box (1) middle part still be equipped with mixing chamber (5), this mixing chamber (5) link to each other through mixing runner (6) and transfer chamber (3), mixing chamber (5) lateral wall top still be equipped with negative pressure runner (7) of connecting the evacuation subassembly, mixing chamber (5) top be equipped with sealed lid subassembly.
2. The automatic injection dispensing equipment according to claim 1, wherein the puncture head (4) comprises a conical puncture part (8) and a cylindrical liquid suction part (9), the puncture part (8) is positioned at the upper end of the liquid suction part (9), and the liquid suction channel structure is arranged in the liquid suction part (9).
3. The automatic injection dispensing equipment according to claim 2, wherein the liquid pumping channel structure comprises a plurality of first liquid pumping channels (10) which are circumferentially arranged in the liquid pumping part (9), openings at two ends of the first liquid pumping channels (10) are respectively positioned at the side part of the liquid pumping part (9) and the bottom of the liquid pumping part (9), and a second liquid pumping channel (11) which is connected with the first liquid pumping channels (10) is further arranged at the top of the liquid collecting cavity (2).
4. An automatic injection dispensing device according to any one of claims 1-3, wherein the unidirectional air inlet structure comprises a transverse air inlet channel (12) arranged between the liquid collecting cavity (2) and the transferring cavity (3) and a vertical air inlet channel (13) arranged in the puncture head (4), the inner end of the transverse air inlet channel (12) is connected with the bottom of the vertical air inlet channel (13), the top end of the vertical air inlet channel (13) penetrates through the top of the puncture head (4), and a unidirectional valve is arranged at an air inlet at the outer end of the transverse air inlet channel (12).
5. An automatic injection dispensing device according to any one of claims 1-3, wherein the junction of the mixing channel (6) and the transfer chamber (3) is located at the bottom of the side wall of the transfer chamber (3), and the junction of the mixing channel (6) and the mixing chamber (5) is located at the upper middle side of the side wall of the transfer chamber (3) and is lower than the inner opening of the negative pressure channel (7).
6. An automatic injection dispensing device according to any one of claims 1-3, wherein the sealing cover assembly comprises an upper cover (14) and a lower cover (15), a dustproof film (16) is arranged in the lower cover (15), the upper cover (14) is detachably connected with the lower cover (15), and the lower cover (15) is detachably connected with the mixing chamber (5).
7. The automatic injection dispensing equipment according to claim 6, wherein the bottom end of the lower cover (15) is in threaded connection with the mixing cavity (5), the lower cover (15) is detachably connected with the upper cover (14) through a clamping structure, and an annular step (17) which is arranged in a protruding manner is further arranged on the circumferential surface of the lower cover (15).
8. The automatic injection dispensing device according to claim 7, wherein the clamping structure comprises an annular groove arranged on the upper side of the annular step (17), and the upper cover (14) is provided with an annular convex part (19) which can form clamping fit with the annular groove.
9. An automatic dispensing device for injection according to any of claims 1-3, characterized in that several pockets (2) are arranged circumferentially on top of the dispensing box (1).
10. An automatic injection dispensing device according to any one of claims 1-3, wherein the top of the liquid collecting cavity (2) is screwed with a dust cover (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321298466.5U CN220477826U (en) | 2023-05-25 | 2023-05-25 | Automatic dispensing equipment for injection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321298466.5U CN220477826U (en) | 2023-05-25 | 2023-05-25 | Automatic dispensing equipment for injection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220477826U true CN220477826U (en) | 2024-02-13 |
Family
ID=89838205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321298466.5U Active CN220477826U (en) | 2023-05-25 | 2023-05-25 | Automatic dispensing equipment for injection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220477826U (en) |
-
2023
- 2023-05-25 CN CN202321298466.5U patent/CN220477826U/en active Active
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