CN213627877U - Improved small injection batcher - Google Patents
Improved small injection batcher Download PDFInfo
- Publication number
- CN213627877U CN213627877U CN202022283706.7U CN202022283706U CN213627877U CN 213627877 U CN213627877 U CN 213627877U CN 202022283706 U CN202022283706 U CN 202022283706U CN 213627877 U CN213627877 U CN 213627877U
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- CN
- China
- Prior art keywords
- injector
- injection
- guide rail
- shell
- housing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000002347 injection Methods 0.000 title claims abstract description 33
- 239000007924 injection Substances 0.000 title claims abstract description 33
- 230000033001 locomotion Effects 0.000 claims abstract description 10
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 230000014759 maintenance of location Effects 0.000 claims 5
- 239000007788 liquid Substances 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model provides a small-size injection dosage of improved generation. The improved small injection doser comprises a housing; a control circuit board mounted within the housing; the reciprocating device is arranged in the shell and is connected with the control circuit board; the bracket plate is arranged on one side of the shell, and one side of the reciprocating motion device penetrates through the bracket plate and extends out of the shell; the stepped sample injector fixing device is arranged on one side of the support plate; an injector mounted on the stepped injector fixture; a pushrod seat mounted on the reciprocating device. The utility model provides a small-size injection ration ware of improved generation has convenient to use, space utilization efficiency height, has the advantage of biggest single throughput.
Description
Technical Field
The utility model relates to an injector technical field especially relates to a small-size injection dosage of improved generation.
Background
Syringes are a common medical device. This process of drawing, injecting gas or liquid with a needle is called injection. The injector consists of a syringe with a small hole at the front end and a matched piston core rod, and is used for injecting a small amount of liquid or extracting the liquid or the liquid from the inaccessible area by other methods, wherein the liquid or gas is sucked from the small hole at the front end of the syringe when the core rod is pulled out, and the liquid or gas is extruded when the core rod is pushed in.
Some injections need to be injected quantitatively at present, the required accuracy is higher, manual injection can not meet the requirements, and the currently used quantitative device has the following defects:
1. the settable injector has less single throughput, and when a large dose of fluid is needed, the injector needs to act for many times, which is easy to cause larger error;
2. the electronic control unit is of a peripheral structure, is connected with the host in a complex way, cannot be effectively protected and is easily influenced by external adverse environment;
3. when the installation is carried out, a base and a groove frame are required to be matched for installation, the installation process is complex, and the universality is poor;
4. when the model of the injector is changed, the injector fixing frame matched with the injector needs to be changed, and the applicability is low.
5. The split type guide rail design has large noise during operation and is not convenient for maintenance.
6. The limiting protection device is of a fixed structure and is inconvenient to adjust.
Therefore, there is a need to provide a new and improved small injection doser to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem provide a convenient to use, space utilization efficiency is high, have the small-size injection ration of improved generation of maximum single throughput.
In order to solve the above technical problem, the utility model provides a small-size injection ration ware of improved generation includes:
a housing;
a control circuit board mounted within the housing;
the reciprocating device is arranged in the shell and is connected with the control circuit board;
the bracket plate is arranged on one side of the shell, and one side of the reciprocating motion device penetrates through the bracket plate and extends out of the shell;
the stepped sample injector fixing device is arranged on one side of the support plate;
an injector mounted on the stepped injector fixture;
and the push rod seat is arranged on the reciprocating motion device and is in contact with the injection sample injector.
Preferably, the reciprocating motion device includes step motor, be connected with the lead screw through the shaft coupling on step motor's the output shaft, the nut has been cup jointed to the screw thread on the lead screw, and fixed mounting has a piston bracket on the nut, the lead screw runs through piston bracket, install guide rail location fixed plate in the shell, control circuit board fixed mounting be in on the guide rail location fixed plate, the guide rail is installed to one side of guide rail location fixed plate, the top and the equal fixed mounting in bottom of guide rail have miniature limit switch fixing base, slidable mounting has the slider on the guide rail, the slider with piston bracket fixed connection.
Preferably, a push rod is arranged on the piston bracket, a strip-shaped hole is formed in the support plate, and the push rod penetrates through the strip-shaped hole and is fixedly connected with the push rod seat.
Preferably, locating plates for panels are installed on the top side and the bottom side of the shell and are detachably designed, and buckles matched with the shell are arranged on the locating plates for the panels.
Preferably, one side fixed mounting of mounting panel has motor fixed block and a plurality of bearing frame, step motor fixes on the motor fixed block, install the bearing on the bearing frame, the bearing with the lead screw cup joints.
Preferably, the stepped sample injector fixing device comprises a sample injector fixing clamping seat and a sample injector fixing pressing block, the sample injector fixing pressing block is fixed on the sample injector fixing clamping seat through screws, and the injection sample injector is installed between the sample injector fixing pressing block and the sample injector fixing clamping seat.
Compared with the prior art, the utility model provides a small-size injection ration of improved generation has following beneficial effect:
1. the invention optimizes the up-down position of the transmission device, and can ensure that the injector has the maximum single throughput.
2. The circuit board is optimally designed, has smaller volume and can be installed inside the batcher, thereby ensuring safer and more effective control operation.
3. The detachable panel positioning plate is designed, and when the batcher is installed, a fixing mode of a screw and a buckle type is adopted, so that the loading and unloading are convenient and fast, the positioning is firm, and the universality is high.
4. The designed press block and the clamp seat of the injector form a stepped fixing device, and are suitable for injectors with diameters of 11-17mm without replacing related accessories.
5. The design of the U-shaped integrated guide rail is adopted, so that the vertical movement is smoother, and the noise in operation is reduced.
6. The limiting device with the sliding structure is adopted, the sliding position is adjusted up and down, the requirement of limiting protection can be met, the convenient and practical frame and the supporting structure form a space triangular structure, and the stability of the inner frame is improved.
Drawings
FIG. 1 is a schematic view of a preferred embodiment of an improved small injection doser of the present invention;
fig. 2 is an exploded view of fig. 1.
Reference numbers in the figures: 1. the device comprises a support plate, 2, a motor fixing block, 3, a stepping motor, 4, a screw rod, 5, a nut, 6, a bearing seat, 7, a guide rail positioning fixing plate, 8, an injection sample injector, 9, a coupling, 10, a push rod, 11, a shell, 12, a bearing, 13, a screw, 14, a sample injector fixing clamping seat, 15, a sample injector fixing pressing block, 16, a guide rail, 17, a piston bracket, 18, a micro limit switch fixing seat, 19, a panel positioning part, 20 and a control circuit board.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Referring to fig. 1 and 2, the improved small injection quantitative device includes:
a housing 11;
the control circuit board 20 is installed in the shell 11, is an internal electronic controller of the whole batcher and plays a role in driving and controlling;
a reciprocating device installed in the housing 11, the reciprocating device being connected to the control circuit board 20;
the support plate 1 is arranged on one side of the shell 11, and one side of the reciprocating motion device penetrates through the support plate 1 and extends out of the shell 11;
the stepped sample injector fixing device is arranged on one side of the bracket plate 1;
an injection injector 8, the injection injector 8 being mounted on the stepped injector mount;
a push rod base 10, the push rod base 10 being installed on the reciprocating device, the push rod base 10 being in contact with the injection injector 8.
Reciprocating motion device includes step motor 3, be connected with lead screw 4 through shaft coupling 9 on step motor 3's the output shaft, the nut 5 has been cup jointed to the screw thread on the lead screw 4, and fixed mounting has piston bracket 17 on the nut 5, lead screw 4 runs through piston bracket 17, install guide rail location fixed plate 7 in the shell 11, control circuit board 20 fixed mounting be in on the guide rail location fixed plate 7, guide rail 16 is installed to one side of guide rail location fixed plate 7, the equal fixed mounting in top and the bottom of guide rail 16 has miniature limit switch fixing base 18, restricts and protects single throughput, slidable mounting has the slider on the guide rail 16, the slider with piston bracket 17 fixed connection.
The piston bracket 17 is provided with a push rod, the support plate 1 is provided with a strip-shaped hole, and the push rod 17 penetrates through the strip-shaped hole and is fixedly connected with the push rod seat 10.
Locating plates 19 for panels are arranged on the top side and the bottom side of the shell 11, the locating plates 19 for panels are detachably designed, and buckles matched with the shell 11 are arranged on the locating plates 19 for panels.
One side of the support plate 1 is fixedly provided with a motor fixing block 2 and a plurality of bearing seats 6, the stepping motor 3 is fixed on the motor fixing block 2, the bearing seats 6 are provided with bearings 12, and the bearings 12 are sleeved with the screw rod 4.
The stepped sample injector fixing device comprises a sample injector fixing clamping seat 14 and a sample injector fixing pressing block 15, wherein the sample injector fixing pressing block 15 is fixed on the sample injector fixing clamping seat 14 through a screw 13, and the injection sample injector 8 is installed between the sample injector fixing pressing block 15 and the sample injector fixing clamping seat 14 and can be matched with a sample injector with the outer diameter of 11-17 mm.
The utility model provides a small-size injection ration ware of improved generation's theory of operation as follows:
when the batcher works, the control circuit board 20 receives a working signal of the system, the stepping motor 3 drives the coupling 9 and the screw rod 4 to synchronously rotate, the screw rod 4 is matched with the screw of the piston slide block 17 and the nut 5 to move up and down along the guide rail 16, and the push rod seat 10 is synchronously driven to move up and down to complete the suction and the evacuation of the injection sample injector 8 to the fluid; the limit switch fixing seat 18 can be adjusted according to the requirement, and when the piston supporting block 17 touches the limit switch fixing seat 18, the action is stopped, so that the transmission unit is effectively protected.
Compared with the prior art, the utility model provides a small-size injection ration of improved generation has following beneficial effect:
1. the invention optimizes the up-down position of the transmission device, and can ensure that the injector has the maximum single throughput.
2. The circuit board is optimally designed, has smaller volume and can be installed inside the batcher, thereby ensuring safer and more effective control operation.
3. The detachable panel positioning plate is designed, and when the batcher is installed, a fixing mode of a screw and a buckle type is adopted, so that the loading and unloading are convenient and fast, the positioning is firm, and the universality is high.
4. The designed press block and the clamp seat of the injector form a stepped fixing device, and are suitable for injectors with diameters of 11-17mm without replacing related accessories.
5. The design of the U-shaped integrated guide rail is adopted, so that the vertical movement is smoother, and the noise in operation is reduced.
6. The limiting device with the sliding structure is adopted, the sliding position is adjusted up and down, the requirement of limiting protection can be met, the convenient and practical frame and the supporting structure form a space triangular structure, and the stability of the inner frame is improved.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (6)
1. An improved small injection doser, comprising:
a housing;
a control circuit board mounted within the housing;
the reciprocating device is arranged in the shell and is connected with the control circuit board;
the bracket plate is arranged on one side of the shell, and one side of the reciprocating motion device penetrates through the bracket plate and extends out of the shell;
the stepped sample injector fixing device is arranged on one side of the support plate;
an injector mounted on the stepped injector fixture;
and the push rod seat is arranged on the reciprocating motion device and is in contact with the injection sample injector.
2. The improved small-sized injection batcher according to claim 1, wherein the reciprocating device comprises a stepping motor, an output shaft of the stepping motor is connected with a lead screw through a coupling, a nut is sleeved on the lead screw in a threaded manner, a piston bracket is fixedly mounted on the nut, the lead screw penetrates through the piston bracket, a guide rail positioning fixing plate is mounted in the housing, the control circuit board is fixedly mounted on the guide rail positioning fixing plate, a guide rail is mounted on one side of the guide rail positioning fixing plate, a miniature limit switch fixing seat is fixedly mounted on both the top end and the bottom end of the guide rail, a slider is slidably mounted on the guide rail, and the slider is fixedly connected with the piston bracket.
3. The improved small-sized injection quantitative device according to claim 2, wherein the piston bracket is provided with a push rod, the support plate is provided with a strip-shaped hole, and the push rod penetrates through the strip-shaped hole and is fixedly connected with the push rod seat.
4. The improved small injection doser as claimed in claim 1, wherein the top and bottom sides of the housing are mounted with panel positioning plates which are detachable and provided with a buckle matching with the housing.
5. The improved small-sized injection batcher according to claim 2, wherein a motor fixing block and a plurality of bearing seats are fixedly mounted on one side of the support plate, the stepping motor is fixed on the motor fixing block, a bearing is mounted on the bearing seat, and the bearing is sleeved with the screw rod.
6. The improved small injection doser of claim 1, wherein the stepped injector mount comprises an injector retention cartridge and an injector retention block screwed to the injector retention cartridge, the injection injector being mounted between the injector retention block and the injector retention cartridge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022283706.7U CN213627877U (en) | 2020-10-14 | 2020-10-14 | Improved small injection batcher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022283706.7U CN213627877U (en) | 2020-10-14 | 2020-10-14 | Improved small injection batcher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213627877U true CN213627877U (en) | 2021-07-06 |
Family
ID=76661135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022283706.7U Expired - Fee Related CN213627877U (en) | 2020-10-14 | 2020-10-14 | Improved small injection batcher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213627877U (en) |
-
2020
- 2020-10-14 CN CN202022283706.7U patent/CN213627877U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210706 |