CN110005585B - Aseptic seal structure of syringe pump - Google Patents
Aseptic seal structure of syringe pump Download PDFInfo
- Publication number
- CN110005585B CN110005585B CN201910297026.XA CN201910297026A CN110005585B CN 110005585 B CN110005585 B CN 110005585B CN 201910297026 A CN201910297026 A CN 201910297026A CN 110005585 B CN110005585 B CN 110005585B
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- China
- Prior art keywords
- injection pump
- motor structure
- plug mechanism
- sealing
- fixing plate
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
- F04B17/03—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/14—Pistons, piston-rods or piston-rod connections
- F04B53/143—Sealing provided on the piston
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/22—Arrangements for enabling ready assembly or disassembly
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention relates to the technical field of sealing devices, in particular to an aseptic sealing structure of an injection pump, which comprises an injection pump fixing plate, an injection pump moving plug mechanism fixing seat and a sealing cover, wherein a first motor structure is fixedly arranged on one side of the upper part of the injection pump fixing plate, the first motor structure penetrates through the injection pump fixing plate and is fixedly connected with an injection pump main body, a second motor structure is fixedly arranged on one side of the injection pump fixing plate, which is close to the first motor structure, a circuit board is arranged on one side of the second motor structure, which is far away from the injection pump fixing plate, the lower end of the injection pump main body is fixedly connected with an injection pump moving plug mechanism, the injection pump moving plug mechanism fixing seat is fixedly connected with the lower end of the injection pump moving plug mechanism, a telescopic sealing silica gel sleeve is sleeved outside the injection pump moving plug mechanism fixing seat, the whole effect is good, and stability and practicality are higher.
Description
Technical Field
The invention relates to the technical field of sealing devices, in particular to an aseptic sealing structure of an injection pump.
Background
Based on the non-seal structure of syringe pump, in airtight aseptic production process, in order to avoid hydrogen peroxide steam sterilization between with the syringe pump to communicate, need seal this syringe pump system to inside avoiding the gaseous syringe pump that gets into of sterilization, avoided the particle that the motion of syringe pump produced simultaneously to the pollution of external environment, consequently need the aseptic seal structure of a syringe pump to make improvement to above-mentioned problem.
Disclosure of Invention
The present invention is directed to a sterile sealing structure of a syringe pump to solve the problems set forth in the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
an aseptic sealing structure of an injection pump comprises an injection pump fixing plate, an injection pump moving plug mechanism fixing seat and a sealing cover, wherein a first motor structure is fixedly installed on one side of the upper portion of the injection pump fixing plate, the first motor structure penetrates through the injection pump fixing plate and is fixedly connected with an injection pump main body, a second motor structure is fixedly installed on one side of the injection pump fixing plate close to the first motor structure, a circuit board is arranged on one side of the second motor structure far away from the injection pump fixing plate, an injection pump moving plug mechanism is fixedly connected to the lower end of the injection pump main body, an injection pump moving plug mechanism fixing seat is fixedly connected to the lower end of the injection pump moving plug mechanism, the sealing cover is sleeved outside the circuit board, a telescopic sealing silica gel sleeve is sleeved outside the injection pump moving plug mechanism fixing seat, and a hoop fastening piece is arranged on the, the injection pump is characterized in that a plurality of groups of fixing bolts are fixedly mounted on the hooping piece, a pressing piece is arranged at the position, close to the motion plug mechanism of the injection pump, of the upper end of the telescopic sealing silica gel sleeve, and a plurality of groups of pressing piece through holes are formed in the pressing piece.
Preferably, the pressing part through hole and the fixing bolt are both provided with two groups, and a fixing thread is arranged in the pressing part through hole.
Preferably, the sealing cover is sleeved and connected with the injection pump fixing plate, the first motor structure, the second motor structure and the circuit board.
Preferably, glue is arranged between the sealing cover and the injection pump fixing plate, the first motor structure, the second motor structure and the circuit board, and the sealing cover is in adhesive connection with the injection pump fixing plate, the first motor structure, the second motor structure and the circuit board.
Preferably, the telescopic sealing silica gel sleeve is connected with the fixed seat of the injection pump motion plug mechanism through a fixed bolt on the tightening piece.
Preferably, the telescopic sealing silica gel sleeve is connected with the injection pump fixing plate through a bolt and a pressing piece through hole in the pressing piece.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the hydrogen peroxide vapor is isolated from directly contacting the first motor structure, the second motor structure and the circuit board through the arranged sealing cover, so that the influence of the hydrogen peroxide vapor on the first motor structure, the second motor structure and the circuit board is avoided.
2. According to the invention, the telescopic sealing silica gel sleeve is arranged, so that the communication between a non-sterile space inside the injection pump and a sterilized sterile space is avoided, and the pollution of an internal movement mechanism of the injection pump formed by a movement plug mechanism of the injection pump and a fixed seat of the movement plug mechanism of the injection pump to the sealed external environment is avoided.
3. In the invention, the integral sealing device effectively ensures the liquid path sterile condition in the continuous production process.
Drawings
FIG. 1 is an internal structural view of the present invention;
fig. 2 is an overall structural view of the present invention.
In the figure: the injection pump comprises a 1-injection pump fixing plate, a 2-first motor structure, a 3-second motor structure, a 4-circuit board, a 5-injection pump main body, a 6-injection pump moving plug mechanism, a 7-injection pump moving plug mechanism fixing seat, an 8-sealing cover, a 9-pressing piece through hole, a 10-hooping piece, a 11-fixing bolt, a 12-pressing piece and a 13-telescopic sealing silica gel sleeve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution:
an aseptic sealing structure of an injection pump comprises an injection pump fixing plate 1, a fixed seat 7 of a motion plug mechanism of the injection pump and a sealing cover 8, wherein a first motor structure 2 is fixedly arranged on one side of the upper part of the injection pump fixing plate 1, the first motor structure 2 penetrates through the injection pump fixing plate 1 and is fixedly connected with an injection pump main body 5, a second motor structure 3 is fixedly arranged on one side of the injection pump fixing plate 1 close to the first motor structure 2, a circuit board 4 is arranged on one side of the second motor structure 3 far away from the injection pump fixing plate 1, the lower end of the injection pump main body 5 is fixedly connected with the motion plug mechanism 6 of the injection pump, the fixed seat 7 of the motion plug mechanism of the injection pump is fixedly connected with the lower end of the motion plug mechanism of the injection pump, the sealing cover 8 is sleeved outside the circuit board 4, the sealing cover 8 and the injection pump fixing plate, glue is arranged between the sealing cover 8 and the injection pump fixing plate 1, between the first motor structure 2, between the second motor structure 3 and between the circuit board 4, and glue is arranged between the sealing cover 8 and the injection pump fixing plate 1, between the first motor structure 2 and between the second motor structure 3 and between the circuit board 4, a flexible sealing silica gel sleeve 13 is sleeved outside the injection pump motion plug mechanism fixing seat 7, a fastening piece 10 is arranged at the position of the flexible sealing silica gel sleeve 13 close to the sealing cover 8, a plurality of groups of fixing bolts 11 are fixedly arranged on the fastening piece 10, the flexible sealing silica gel sleeve 13 is connected with the injection pump motion plug mechanism fixing seat 7 through the fixing bolts 11 on the fastening piece 10, the flexible sealing silica gel sleeve 13 is connected with the injection pump fixing plate 1 through a bolt and a pressing piece through hole 9 on the pressing piece 12, a pressing piece 12 is arranged at the position of the upper end of the flexible sealing silica gel sleeve 13 close to the injection pump motion plug mechanism 6, the pressing part through hole 9 and the fixing bolt 11 are both provided with two groups, and a fixing thread is arranged in the pressing part through hole 9.
The working process of the invention is as follows: firstly, as shown in fig. 1, the injection pump with the structure is required to be sealed, the injection pump moving plug mechanism 6 can move up and down, the first motor structure 2, the second motor structure 3 and the circuit board 4 are covered by the sealing cover 8, the peripheral fine seams are filled and sealed by glue, the direct contact of hydrogen peroxide vapor with the first motor structure 2, the second motor structure 3 and the circuit board 4 is isolated by the arranged sealing cover 8, the influence of the hydrogen peroxide vapor on the first motor structure 2, the second motor structure 3 and the circuit board 4 is avoided, the injection pump moving plug mechanism 6 and the injection pump moving plug mechanism fixing seat 7 are wrapped and sealed by the telescopic sealing silica gel sleeve 13, the telescopic sealing silica gel sleeve 13 is sealed with the injection pump moving plug mechanism fixing seat 7 and the injection pump fixing plate 1 by the hoop member 10 and the pressing member 12, the injection pump is completely sealed, and the arranged telescopic sealing silica gel sleeve 13 is used, the non-sterile space in the injection pump is prevented from communicating with the sterile space after sterilization, the pollution of the internal movement mechanism of the injection pump formed by the movement plug mechanism 6 of the injection pump and the fixing seat 7 of the movement plug mechanism of the injection pump to the sealed external environment is avoided, and the whole sealing device effectively ensures the sterile condition of a liquid path in the continuous production process.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an aseptic seal structure of syringe pump, includes syringe pump fixed plate (1), syringe pump motion stopper mechanism fixing base (7) and sealed cowling (8), its characterized in that: the injection pump is characterized in that a first motor structure (2) is fixedly mounted on one side of the upper portion of a fixed plate (1) of the injection pump, the first motor structure (2) penetrates through a fixed plate (1) of the injection pump and is fixedly connected with an injection pump main body (5), one side of the fixed plate (1) of the injection pump, which is close to the first motor structure (2), is fixedly mounted with a second motor structure (3), one side, which is far away from the fixed plate (1) of the injection pump, of the second motor structure (3) is provided with a circuit board (4), the lower end of the main body (5) of the injection pump is fixedly connected with an injection pump movement plug mechanism (6), the lower end of the injection pump movement plug mechanism (6) is fixedly connected with an injection pump movement plug mechanism fixing seat (7), a sealing cover (8) is sleeved outside the circuit board (4), a telescopic sealing silica gel sleeve (13) is sleeved outside the injection pump movement plug mechanism fixing seat (, the injection pump is characterized in that a plurality of groups of fixing bolts (11) are fixedly mounted on the hooping piece (10), a pressing piece (12) is arranged at the upper end of the telescopic sealing silica gel sleeve (13) close to the injection pump motion plug mechanism (6), and a plurality of groups of pressing piece through holes (9) are formed in the pressing piece (12).
2. A sterile sealing structure of a syringe pump according to claim 1, characterized in that: the pressing piece through hole (9) and the fixing bolt (11) are both provided with two groups, and a fixing thread is arranged in the pressing piece through hole (9).
3. A sterile sealing structure of a syringe pump according to claim 1, characterized in that: the sealing cover (8) is sleeved with the injection pump fixing plate (1), the first motor structure (2), the second motor structure (3) and the circuit board (4) to be connected.
4. A sterile sealing structure of a syringe pump according to claim 1, characterized in that: glue is arranged between the sealing cover (8) and the injection pump fixing plate (1), the first motor structure (2), the second motor structure (3) and the circuit board (4), and the sealing cover (8) is in adhesive connection with the injection pump fixing plate (1), the first motor structure (2), the second motor structure (3) and the circuit board (4).
5. A sterile sealing structure of a syringe pump according to claim 1, characterized in that: the telescopic sealing silica gel sleeve (13) is connected with the injection pump moving plug mechanism fixing seat (7) through a fixing bolt (11) on the fastening piece (10).
6. A sterile sealing structure of a syringe pump according to claim 1, characterized in that: the telescopic sealing silica gel sleeve (13) is connected with the injection pump fixing plate (1) through a bolt and a pressing piece through hole (9) in the pressing piece (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910297026.XA CN110005585B (en) | 2019-04-15 | 2019-04-15 | Aseptic seal structure of syringe pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910297026.XA CN110005585B (en) | 2019-04-15 | 2019-04-15 | Aseptic seal structure of syringe pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110005585A CN110005585A (en) | 2019-07-12 |
| CN110005585B true CN110005585B (en) | 2020-07-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910297026.XA Active CN110005585B (en) | 2019-04-15 | 2019-04-15 | Aseptic seal structure of syringe pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110005585B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114688224B (en) * | 2022-04-08 | 2023-05-09 | 成都理工大学 | Corrosion-resistant automatic syringe pump system |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3731679A (en) * | 1970-10-19 | 1973-05-08 | Sherwood Medical Ind Inc | Infusion system |
| CN103693791B (en) * | 2013-12-11 | 2015-04-15 | 江苏大红鹰恒顺药业有限公司 | Sterile injection water production technique |
| CN107500238A (en) * | 2017-08-09 | 2017-12-22 | 张贵年 | A kind of therapeutic medical syringe pump |
| CN208169593U (en) * | 2018-04-11 | 2018-11-30 | 凯氟隆（厦门）密封件有限公司 | A kind of syringe pump filling and sealing device |
| CN108843547B (en) * | 2018-06-14 | 2020-02-21 | 广州飞升精密设备有限公司 | Automatic adjusting metering pump adjusting mechanism and automatic adjusting metering pump |
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2019
- 2019-04-15 CN CN201910297026.XA patent/CN110005585B/en active Active
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| Publication number | Publication date |
|---|---|
| CN110005585A (en) | 2019-07-12 |
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