CN206007397U - A kind of Split hand held automatic injector - Google Patents

A kind of Split hand held automatic injector Download PDF

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Publication number
CN206007397U
CN206007397U CN201620283481.6U CN201620283481U CN206007397U CN 206007397 U CN206007397 U CN 206007397U CN 201620283481 U CN201620283481 U CN 201620283481U CN 206007397 U CN206007397 U CN 206007397U
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CN
China
Prior art keywords
vaccine
injection
nut
joint
cylinder body
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Expired - Fee Related
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CN201620283481.6U
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Chinese (zh)
Inventor
丁贵根
顾大强
舒贻胜
林辉辉
宋飞洋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Kangrui Apparatus Technology Co Ltd
Zhejiang University ZJU
Original Assignee
Zhejiang Kangrui Apparatus Technology Co Ltd
Zhejiang University ZJU
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Application filed by Zhejiang Kangrui Apparatus Technology Co Ltd, Zhejiang University ZJU filed Critical Zhejiang Kangrui Apparatus Technology Co Ltd
Priority to CN201620283481.6U priority Critical patent/CN206007397U/en
Application granted granted Critical
Publication of CN206007397U publication Critical patent/CN206007397U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

This utility model is related to a kind of Split hand held automatic injector, including housing, Circuits System, screw nut driven mechanism and syringe;External connection one end of Circuits System is connected with outside portable power source;Circuits System is controlled and drives screw-nut body to move back and forth;A vaccine injection of syringe is realized in the once reciprocating motion of screw-nut body;Inlet is fixed with syringe, is connected with imbibition joint or medicine bottle holder on inlet;Feed liquor flexible pipe one end is used for being connected with imbibition joint, and the other end is used for being connected with heavy dose of vaccine bottle;Medicine bottle holder is used for being inserted directly into low dose of vaccine bottle.In this utility model, the split-type design that portable power source, heavy dose of vaccine bottle are operationally positioned over loins alleviates portion of the handle weight, can achieve long-time and powers;Injection dosage is adjustable and injection dosage accurate, and can mate vaccine injection needs the requirement of various dose;Automatic injection is realized by injection button, simple and quick.

Description

A kind of Split hand held automatic injector
Technical field
This utility model is related to plant's bird vaccine injection field, and in particular to a kind of Split hand held automatic injection Device.
Background technology
The birdss of China and domestic animal aquaculture model are gradually raised aquaculture model scattered from individuality and turn to specialty, intensive culture mould Formula.Vaccination is labor-intensive operation, needs veteran inoculation personnel and long-time injection operation.In recent years simultaneously Come, constantly, vaccination number of times is more frequent for bird flu, swine flue epidemic situation, make raiser and veterinary epidemic prevention worker workload into Increase again.
Conventional syringe vaccine injection process needs manual propulsion, operator to need long-time one-handed performance, and injection rate is slow And injection site damage is easily caused, high to operator's technical requirements, injection degree of accuracy is high and it cannot be guaranteed that per plumage birdss Dosage of inoculation is consistent.With the development of mechanical & electrical technology, some other automatic injectors, Patent No. is occurred in that In 2011103298019 and 2006101190441 publication, injected chemical reagent and medicinal agents are respectively applied to, real The automatization of single injection is showed, but its function aspects has still suffered from problems with:(1)Injection process cannot realize the continuous of vaccine Supply;(2)Battery is built in portion in hand-held gun body, and running hours easily cause electricity shortage and increased the hand-held weight of cavity Amount;(3)Injection dosage is unadjustable, is unsatisfactory for the different demand of different bird vaccine bolus doses.Therefore, it is necessary to give To improve.
Utility model content
For the disadvantages mentioned above for overcoming prior art to exist, it is automatic that this utility model provides a kind of Split hand held Syringe, the Split hand held automatic injector can complete the continuous automatic injection of vaccine, and portable power source, heavy dose of vaccine bottle are adopted The weight that portion of the handle is significantly reduced with split-type design, and more enduringly can power, extend working time, circuit system The design of system also meets the requirement of different injection dosages.
For achieving the above object, technical solutions of the utility model are as follows.
A kind of Split hand held automatic injector, including housing, Circuits System, screw nut driven mechanism and syringe, External connection one end of the Circuits System is connected with outside portable power source, and portable power source is placed in the pouch of human body waist, real The existing split-type design with portable power source;The Circuits System is controlled and drives screw-nut body to move back and forth;The leading screw A vaccine injection of syringe is realized in the once reciprocating motion of nut body;Inlet, feed liquor is fixed with the syringe Be connected with imbibition joint or medicine bottle holder on mouthful, feed liquor flexible pipe one end is used for be connected with imbibition joint, the other end for Heavy dose of vaccine bottle connection, heavy dose of vaccine bottle are placed in the pouch of human body waist, realize the split with heavy dose of vaccine bottle Formula is designed;Medicine bottle holder is in order to being inserted directly into low dose of vaccine bottle.
Further, the Circuits System includes injection button, circuit board, motor, limit switch, on and off switch, selection Button, display floater and external connection, the injection button, motor, limit switch, on and off switch, display floater are fixed on housing Diverse location, and electrically connect with circuit board;The select button is fixed on display floater surrounding, can be selected by select button Select different bolus doses;Described external connection one end connects on and off switch, the outside portable power source of other end connection.
Further, the screw nut driven mechanism includes that leading screw, nut member and piston, leading screw one end and motor are solid Even, the other end is by the bearings on housing;The nut member passes through screw thread by copper nut, connecting plate, piston rod Connect and compose;Piston is connected with the piston rod.
Further, the syringe includes injecting joint, cylinder body, glass tubing, location nut and inlet;Injection joint The front end for being fixed on cylinder body is threaded connection, inside injection joint, has a check valve, vaccine can only be unidirectional in injection process Flow out injection port;Inlet is threaded connection and is glued the upper end that is connected in cylinder body, the imbibition joint being connected on inlet Or inside plug bottle joint, have a check valve, to realize that vaccine can only be from feed liquor flexible pipe or low dose of vaccine bottle in injection process Enter the function of cylinder body;Glass tubing is matched with inner chamber of cylinder block;Baltimore groove is provided with cylinder body, is lived for operator's observation cylinder interior Plug moving situation;Location nut is fixedly connected with the rear end of cylinder body, and location nut is fixedly mounted on the groove of housing;Glass tubing It is connected with piston.
Further, the connecting plate perforate is connected with guide post, and guide post is fixed on housing, and guide post makes piston rod Reciprocating motion more steady.
Further, the limit switch is located at the high order end of screw nut driven actuator travel, can guarantee that injection terminates When device inside vaccine residual volume minimum.
Further, being threaded with the first medicine bottle holder or the second medicine bottle holder on the inlet is used for admittedly Fixed low dose vaccine bottle, medicine bottle holder are internally provided with check valve, realize that vaccine can only be from low dose of vaccine in injection process Bottle enters the function of cylinder body.
The beneficial effect of the utility model is:In this utility model, portable power source, heavy dose of vaccine bottle are operationally put The split-type design for being placed in loins alleviates portion of the handle weight, can achieve long-time and powers;Injection dosage is adjustable and injection Amount is accurate, and can mate vaccine injection needs the requirement of various dose;Automatic injection, operation letter are realized by injection button Single quick.
Description of the drawings
Fig. 1 is the housing interior structure schematic diagram of this utility model embodiment 1.
Fig. 2 is the housing surface structure schematic diagram of this utility model embodiment 1.
Fig. 3 is the operation principle flow chart of this utility model embodiment.
Fig. 4 is the housing interior structure schematic diagram of this utility model embodiment 2.
Fig. 5 is the housing surface structure schematic diagram of this utility model embodiment 2.
Fig. 6 is the housing interior structure schematic diagram of this utility model embodiment 3.
Fig. 7 is the housing surface structure schematic diagram of this utility model embodiment 3.
Fig. 8 is the housing interior structure schematic diagram of this utility model embodiment 4.
Fig. 9 is the housing surface structure schematic diagram of this utility model embodiment 4.
Figure 10 is the housing interior structure schematic diagram of this utility model embodiment 5.
Figure 11 is the housing surface structure schematic diagram of this utility model embodiment 5.
Figure 12 is the housing interior structure schematic diagram of this utility model embodiment 6.
Figure 13 is the housing surface structure schematic diagram of this utility model embodiment 6.
Explanation is marked in figure:1st, joint is injected;2nd, cylinder body;3rd, inlet;4th, feed liquor flexible pipe;5th, piston;6th, glass tubing;7、 Location nut;8th, piston rod;9th, connecting plate;10th, copper nut;11st, guide post;12nd, leading screw;13rd, external connection;14th, motor;15、 Circuit board;16th, injection button;17th, limit switch;18th, on and off switch;19th, bearing;20th, housing;21st, select button;22、 Display floater;23rd, imbibition joint;24th, the first medicine bottle holder;25th, the second medicine bottle holder;26th, plug bottle joint.
Specific embodiment
With reference to the accompanying drawings and examples specific embodiment of the present utility model is described, to be better understood from This utility model.
Embodiment 1
See figures.1.and.2, the Split hand held automatic injector in this utility model embodiment, including housing 20, electrically System, screw nut driven mechanism, syringe, imbibition joint 23 and feed liquor flexible pipe 4, the feed liquor flexible pipe 4 adopt elastomeric material, One end is connected with 23 upper end of imbibition joint, and the other end is connected with heavy dose of vaccine bottle.
The Circuits System includes injection button 16, circuit board 15, motor 14, limit switch 17, on and off switch 18, selection Button 21, display floater 22 and external connection 13, the injection button 16, motor 14, limit switch 17, on and off switch 18, display Panel 22 is fixed on the diverse location of housing 20, and electrically connects with circuit board 15;The select button 21 is fixed on display surface 22 surrounding of plate;13 one end of the external connection connects on and off switch 18, and the outside portable power source of other end connection, outside portable power source are put Put in the pouch of loins.
The screw nut driven mechanism includes that leading screw 12, nut member and piston 5,12 one end of leading screw and motor 14 are fixed Connection, the other end are supported by the bearing 19 that installs on the housing 20, and the nut member is by copper nut 10, connecting plate 9, piston rod 8 are threaded connection composition, and the piston 5 is connected with piston rod 8.
The syringe includes injecting joint 1, cylinder body 2, glass tubing 6, location nut 7, inlet 3 and feed liquor flexible pipe 4;Note Penetrate joint 1 and be threaded connection the front end for being fixed on cylinder body 2, inside injection joint 1, have a check valve;Inlet 3 passes through spiral shell Stricture of vagina connection and splicing are connected in the upper end of cylinder body 2, and on inlet 3, the other end is connected with imbibition joint 23, inside imbibition joint 23 There is a check valve;23 other end of imbibition joint is connected with feed liquor flexible pipe 4;Glass tubing 6 is placed in inside cylinder body 2;Location nut 7 It is fixedly connected with the rear end of cylinder body 2, location nut 7 is fixedly mounted in the groove of housing 20;Glass tubing 6 is coordinated with piston 5 and is connected Connect.
9 perforate of the connecting plate is connected with guide post 11, and guide post 11 is fixed on the housing 20.
The limit switch 17 is located at the high order end of screw nut driven actuator travel.
As shown in Fig. 3 and Fig. 1, the operating procedure of this utility model specific embodiment is as follows:
1) external connection is connected to portable power source;
2) required vaccine injection amount is selected by operating select button 21;
3) click on injection button 16 to start to inject;
4) motor 14 is rotated and drives feed screw nut to moving away from injection port direction, and syringe is drawn by imbibition joint 23 The vaccine of setting dosage, the then reversion of motor 14 drive screw nut driven mechanism to moving near injection port direction, by note The syringe needle for penetrating the connection of joint 1 injects vaccine in animal body, and feed screw nut stops after moving to high order end touching limit switch 17, Single vaccine injection is completed;
5) repeat step 3)The equivalent to next plumage avian subject can be completed to inject.
Embodiment 2
Reference Fig. 4 and Fig. 5, the Split hand held automatic injector in this utility model embodiment, including housing 20, electrically System, screw nut driven mechanism, syringe, the first medicine bottle holder 24, described first medicine bottle holder, 24 one end and feed liquor Mouth 3 is threadedly coupled, and the other end is used for inserting low dose of vaccine bottle.
The Circuits System includes injection button 16, circuit board 15, motor 14, limit switch 17, on and off switch 18, selection Button 21, display floater 22 and external connection 13, the injection button 16, motor 14, limit switch 17, on and off switch 18, display Panel 22 is fixed on the diverse location of housing 20, and electrically connects with circuit board 15;The select button 21 is fixed on display surface 22 surrounding of plate;13 one end of the external connection connects on and off switch 18, and the outside portable power source of other end connection, outside portable power source are put Put in the pouch of loins.
The screw nut driven mechanism includes that leading screw 12, nut member and piston 5,12 one end of leading screw and motor 14 are fixed Connection, the other end are supported by the bearing 19 that installs on the housing 20, and the nut member is by copper nut 10, connecting plate 9, piston rod 8 are threaded connection composition, and the piston 5 is connected with piston rod 8.
The syringe includes injecting joint 1, cylinder body 2, glass tubing 6, location nut 7, inlet 3;Injection joint 1 passes through Threaded connection is fixed on the front end of cylinder body 2, has a check valve inside injection joint 1;Inlet 3 is threaded connection and is glued The upper end of cylinder body 2 is connected in, the other end is threaded with the first medicine bottle holder 24 on inlet 3;First medicine holder 24 The low dose of vaccine bottle of other end insertion;Glass tubing 6 is placed in inside cylinder body 2;Location nut 7 is fixedly connected with the rear end of cylinder body 2, fixed Position nut 7 is fixedly mounted in the groove of housing 20;Glass tubing 6 is connected with piston 5.
9 perforate of the connecting plate is connected with guide post 11, and guide post 11 is fixed on the housing 20.
The limit switch 17 is located at the high order end of screw nut driven actuator travel.
As shown in Figure 3 and Figure 4, the operating procedure of this utility model specific embodiment is as follows:
1) external connection is connected to portable power source;
2) required vaccine injection amount is selected by operating select button 21;
3) click on injection button 16 to start to inject;
4) motor 14 is rotated and drives feed screw nut to moving away from injection port direction, and syringe passes through the first medicine bottle holder 24 vaccines for drawing setting dosage, the then reversion of motor 14 drive screw nut driven mechanism to move to close injection port direction, Vaccine is injected in animal body by injecting the syringe needle of the connection of joint 1, feed screw nut moves to high order end touching limit switch 17 After stop, that is, complete single vaccine injection;
5) repeat step 3)The equivalent to next plumage avian subject can be completed to inject.
Embodiment 3
Reference Fig. 6 and Fig. 7, the Split hand held automatic injector in this utility model embodiment, including housing 20, electrically System, screw nut driven mechanism, syringe, the second medicine bottle holder 25, described first medicine bottle holder, 25 one end and feed liquor Mouth 3 is threadedly coupled, and the other end is used for inserting low dose of vaccine bottle.
The Circuits System includes injection button 16, circuit board 15, motor 14, limit switch 17, on and off switch 18, selection Button 21, display floater 22 and external connection 13, the injection button 16, motor 14, limit switch 17, on and off switch 18, display Panel 22 is fixed on the diverse location of housing 20, and electrically connects with circuit board 15;The select button 21 is fixed on display surface 22 surrounding of plate;13 one end of the external connection connects on and off switch 18, and the outside portable power source of other end connection, outside portable power source are put Put in the pouch of loins.
The screw nut driven mechanism includes that leading screw 12, nut member and piston 5,12 one end of leading screw and motor 14 are fixed Connection, the other end are supported by the bearing 19 that installs on the housing 20, and the nut member is by copper nut 10, connecting plate 9, piston rod 8 are threaded connection composition, and the piston 5 is connected with piston rod 8.
The syringe includes injecting joint 1, cylinder body 2, glass tubing 6, location nut 7, inlet 3;Injection joint 1 passes through Threaded connection is fixed on the front end of cylinder body 2, has a check valve inside injection joint 1;Inlet 3 is threaded connection and is glued The upper end of cylinder body 2 is connected in, the other end is threaded with the second medicine bottle holder 25 on inlet 3;Second medicine holder 25 The low dose of vaccine bottle of other end insertion;Glass tubing 6 is placed in inside cylinder body 2;Location nut 7 is fixedly connected with the rear end of cylinder body 2, fixed Position nut 7 is fixedly mounted in the groove of housing 20;Glass tubing 6 is connected with piston 5.
9 perforate of the connecting plate is connected with guide post 11, and guide post 11 is fixed on the housing 20.
The limit switch 17 is located at the high order end of screw nut driven actuator travel.
As shown in Figure 3 and Figure 6, the operating procedure of this utility model specific embodiment is as follows:
1) external connection is connected to portable power source;
2) required vaccine injection amount is selected by operating select button 21;
3) click on injection button 16 to start to inject;
4) motor 14 is rotated and drives feed screw nut to moving away from injection port direction, and syringe passes through the second medicine bottle holder 25 vaccines for drawing setting dosage, the then reversion of motor 14 drive screw nut driven mechanism to move to close injection port direction, Vaccine is injected in animal body by injecting the syringe needle of the connection of joint 1, feed screw nut moves to high order end touching limit switch 17 After stop, that is, complete single vaccine injection;
5) repeat step 3)The equivalent to next plumage avian subject can be completed to inject.
Embodiment 4
Reference Fig. 8 and Fig. 9, the Split hand held automatic injector in this utility model embodiment, including housing 20, electrically System, screw nut driven mechanism, syringe, imbibition joint 23 and feed liquor flexible pipe 4, the feed liquor flexible pipe 4 adopt elastomeric material, One end is connected with 23 upper end of imbibition joint, and the other end is connected with the first vaccine bottle.
The Circuits System includes injection button 16, circuit board 15, motor 14, limit switch 17, select button 21, display Panel 22 and external connection 13, the injection button 16, motor 14, limit switch 17, display floater 22 are fixed on housing 20 not Same position, and electrically connect with circuit board 15;The select button 21 is fixed on 22 surrounding of display floater;The external connection 13 1 End connection circuit board 15, the outside portable power source of other end connection, outside portable power source are placed in the pouch of loins.
The screw nut driven mechanism includes that leading screw 12 and nut member, 12 one end of leading screw are fixedly connected with motor 14, The other end is supported by the bearing 19 that installs on the housing 20, and the nut member is passed through by copper nut 10, connecting plate 9, piston rod 8 Threaded connection is constituted.
The syringe includes injecting joint 1, cylinder body 2, glass tubing 6, location nut 7, inlet 3 and feed liquor flexible pipe 4;Note Penetrate joint 1 and be threaded connection the front end for being fixed on cylinder body 2, inside injection joint 1, have a check valve;Inlet 3 passes through spiral shell Stricture of vagina connection and splicing are connected in the upper end of cylinder body 2, and on inlet 3, the other end is connected with imbibition joint 21, inside imbibition joint 21 There is a check valve;21 other end of imbibition joint is connected with feed liquor flexible pipe 4;Glass tubing 6 is placed in inside cylinder body 2;Location nut 7 It is fixedly connected with the rear end of cylinder body 2, location nut 7 is fixedly mounted in the groove of housing 20;Glass tubing 6 is coordinated with piston rod 8 Connection.
9 perforate of the connecting plate is connected with guide post 11, and guide post 11 is fixed on the housing 20.
The limit switch 17 is located at the high order end of screw nut driven actuator travel.
As shown in figures 3 and 8, the operating procedure of this utility model specific embodiment is as follows:
1) external connection is connected to portable power source;
2) required vaccine injection amount is selected by operating select button 21;
3) click on injection button 16 to start to inject;
4) motor 14 is rotated and drives feed screw nut to moving away from injection port direction, and syringe is drawn by imbibition joint 21 The vaccine of setting dosage, the then reversion of motor 14 drive screw nut driven mechanism to moving near injection port direction, by note The syringe needle for penetrating the connection of joint 1 injects vaccine in animal body, and feed screw nut stops after moving to high order end touching limit switch 17, Single vaccine injection is completed;
5) repeat step 3)The equivalent to next plumage avian subject can be completed to inject.
Embodiment 5
With reference to Figure 10 and Figure 11, the Split hand held automatic injector in this utility model embodiment, including housing 20, electricity Gas system, screw nut driven mechanism, syringe, plug bottle joint 26 and the first medicine bottle holder 24, first medicine bottle are fixed 24 one end of device is connected with plug bottle joint 26, and the other end is used for being put into the second vaccine bottle being inserted in plug bottle joint 26.
The Circuits System includes injection button 16, circuit board 15, motor 14, limit switch 17, select button 21, display Panel 22 and external connection 13, the injection button 16, motor 14, limit switch 17, display floater 22 are fixed on housing 20 not Same position, and electrically connect with circuit board 15;The select button 21 is fixed on 22 surrounding of display floater;The external connection 13 1 End connection circuit board 15, the outside portable power source of other end connection, outside portable power source are placed in the pouch of loins.
The screw nut driven mechanism includes that leading screw 12 and nut member, 12 one end of leading screw are fixedly connected with motor 14, The other end is supported by the bearing 19 that installs on the housing 20, and the nut member is passed through by copper nut 10, connecting plate 9, piston rod 8 Threaded connection is constituted;
The syringe includes injecting joint 1, cylinder body 2, glass tubing 6, location nut 7, plug bottle joint 26;Injection joint 1 The front end for being fixed on cylinder body 2 is threaded connection, inside injection joint 1, has a check valve;Plug bottle joint 26 is connected by screw thread Connect and be connected with the inlet 3 being connected on cylinder body, inside plug bottle joint 26, have a check valve;Glass tubing 6 is placed in cylinder body 2 Portion;Location nut 7 is fixedly connected with the rear end of cylinder body 2, and location nut 7 is fixedly mounted in the groove of housing 20;Glass tubing 6 with Piston rod 8 is connected.
9 perforate of the connecting plate is connected with guide post 11, and guide post 11 is fixed on the housing 20.
The limit switch 17 is located at the high order end of screw nut driven actuator travel.
As shown in figs. 3 and 10, the operating procedure of this utility model specific embodiment is as follows:
1) external connection is connected to portable power source;
2) required vaccine injection amount is selected by operating select button 21;
3) click on injection button 16 to start to inject;
4) motor 14 is rotated and drives feed screw nut to moving away from injection port direction, and syringe is drawn by plug bottle joint 26 The vaccine of setting dosage, the then reversion of motor 14 drive screw nut driven mechanism to moving near injection port direction, by note The syringe needle for penetrating the connection of joint 1 injects vaccine in animal body, and feed screw nut stops after moving to high order end touching limit switch 17, Single vaccine injection is completed;
5) repeat step 3)The equivalent to next plumage avian subject can be completed to inject.
Embodiment 6
With reference to Figure 12 and Figure 13, the Split hand held automatic injector in this utility model embodiment, including housing 20, electricity Gas system, screw nut driven mechanism, syringe, plug bottle joint 26 and the second medicine bottle holder 25, second medicine bottle are fixed 25 one end of device is connected with plug bottle joint 26, and the other end is used for being put into the second vaccine bottle being inserted on plug bottle joint 26;
The Circuits System includes injection button 16, circuit board 15, motor 14, limit switch 17, select button 21, display Panel 22 and external connection 13, the injection button 16, motor 14, limit switch 17, display floater 22 are fixed on housing 20 not Same position, and electrically connect with circuit board 15;The select button 21 is fixed on 22 surrounding of display floater;The external connection 13 1 End connection circuit board 15, the outside portable power source of other end connection, outside portable power source are placed in the pouch of loins.
The screw nut driven mechanism includes that leading screw 12 and nut member, 12 one end of leading screw are fixedly connected with motor 14, The other end is supported by the bearing 19 that installs on the housing 20, and the nut member is passed through by copper nut 10, connecting plate 9, piston rod 8 Threaded connection is constituted;
The syringe includes injecting joint 1, cylinder body 2, glass tubing 6, location nut 7, plug bottle joint 26;Injection joint 1 The front end for being fixed on cylinder body 2 is threaded connection, inside injection joint 1, has a check valve;Plug bottle joint 26 is connected by screw thread Connect and be connected with the inlet 3 being connected on cylinder body, inside plug bottle joint 26, have a check valve;Glass tubing 6 is placed in cylinder body 2 Portion;Location nut 7 is fixedly connected with the rear end of cylinder body 2, and location nut 7 is fixedly mounted in the groove of housing 20;Glass tubing 6 with Piston rod 8 is connected.
9 perforate of the connecting plate is connected with guide post 11, and guide post 11 is fixed on the housing 20.
The limit switch 17 is located at the high order end of screw nut driven actuator travel.
As shown in Fig. 3 and Figure 12, the operating procedure of this utility model specific embodiment is as follows:
1) external connection is connected to portable power source;
2) required vaccine injection amount is selected by operating select button 21;
3) click on injection button 16 to start to inject;
4) motor 14 is rotated and drives feed screw nut to moving away from injection port direction, and syringe is drawn by plug bottle joint 26 The vaccine of setting dosage, the then reversion of motor 14 drive screw nut driven mechanism to moving near injection port direction, by note The syringe needle for penetrating the connection of joint 1 injects vaccine in animal body, and feed screw nut stops after moving to high order end touching limit switch 17, Single vaccine injection is completed;
5) repeat step 3)The equivalent to next plumage avian subject can be completed to inject.
The above is preferred implementation of the present utility model, it is noted that for the ordinary skill of the art For personnel, on the premise of without departing from this utility model principle, some improvements and modifications can also be made, these improve and moisten Decorations are also considered as protection domain of the present utility model.

Claims (7)

1. a kind of Split hand held automatic injector, it is characterised in that:Including housing, Circuits System, screw nut driven mechanism And syringe, external connection one end of the Circuits System is connected with outside portable power source, and portable power source is placed in the storage of human body waist In thing bag, the split-type design with portable power source is realized;The Circuits System is controlled and drives screw-nut body to move back and forth; A vaccine injection of syringe is realized in the once reciprocating motion of the screw-nut body;Feed liquor is fixed with the syringe Mouthful, imbibition joint or medicine bottle holder is connected with inlet, feed liquor flexible pipe one end is used for being connected with imbibition joint, the other end For being connected with heavy dose of vaccine bottle, heavy dose of vaccine bottle is placed in the pouch of human body waist, is realized and heavy dose of vaccine bottle Split-type design;Medicine bottle holder is in order to being inserted directly into low dose of vaccine bottle.
2. Split hand held automatic injector according to claim 1, it is characterised in that:The Circuits System includes injecting Button, circuit board, motor, limit switch, on and off switch, select button, display floater and external connection, the injection button, electricity Machine, limit switch, on and off switch, display floater are fixed on the diverse location of housing, and electrically connect with circuit board;The selection Button is fixed on display floater surrounding, selects different bolus doses will pass through select button;Described external connection one end Connection on and off switch, the outside portable power source of other end connection.
3. Split hand held automatic injector according to claim 1, it is characterised in that:The screw nut driven mechanism Including leading screw, nut member and piston, leading screw one end and motor are connected, and the other end is by the bearings on housing;Institute State nut member and be threaded connection by copper nut, connecting plate, piston rod and constitute;Piston is connected with the piston rod.
4. Split hand held automatic injector according to claim 1, it is characterised in that:The syringe includes that injection connects Head, cylinder body, glass tubing, location nut and inlet;Injection joint is threaded connection the front end for being fixed on cylinder body, injects joint There is a check valve inside, and in injection process, vaccine can only unidirectional outflow injection port;Inlet is threaded connection and is glued solid The upper end of cylinder body is connected in, the imbibition joint being connected on inlet has a check valve inside plug bottle joint, to realize noting During penetrating, vaccine can only enter the function of cylinder body from feed liquor flexible pipe or low dose of vaccine bottle;Glass tubing is matched with inner chamber of cylinder block; Baltimore groove is provided with cylinder body, observes cylinder interior piston movement situation for operator;Fix the rear end of location nut and cylinder body Connection, location nut are fixedly mounted on the groove of housing;Glass tubing is connected with piston.
5. Split hand held automatic injector according to claim 3, it is characterised in that:The connecting plate perforate is connected with Guide post, guide post are fixed on housing, and guide post makes the reciprocating motion of piston rod more steady.
6. Split hand held automatic injector according to claim 2, it is characterised in that:The limit switch is located at leading screw The high order end of nut transmission mechanism stroke, can guarantee that vaccine residual volume is minimum inside device at the end of injecting.
7. Split hand held automatic injector according to claim 1, it is characterised in that:It is threadedly coupled on the inlet There are the first medicine bottle holder or the second medicine bottle holder to be used for fixed low dose vaccine bottle, medicine bottle holder is provided with unidirectional Valve, realizes that vaccine can only be from the function of low dose of vaccine bottle entrance cylinder body in injection process.
CN201620283481.6U 2016-04-07 2016-04-07 A kind of Split hand held automatic injector Expired - Fee Related CN206007397U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105877868A (en) * 2016-04-07 2016-08-24 浙江康瑞器械科技股份有限公司 Automatic split-type handheld syringe
CN107773814A (en) * 2017-10-10 2018-03-09 牛永升 A kind of screw type syringe
CN112755335A (en) * 2021-01-20 2021-05-07 杨言 Novel thermostatic type vaccination injection device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105877868A (en) * 2016-04-07 2016-08-24 浙江康瑞器械科技股份有限公司 Automatic split-type handheld syringe
CN105877868B (en) * 2016-04-07 2018-11-23 浙江康瑞器械科技股份有限公司 A kind of Split hand held automatic injector
CN107773814A (en) * 2017-10-10 2018-03-09 牛永升 A kind of screw type syringe
CN112755335A (en) * 2021-01-20 2021-05-07 杨言 Novel thermostatic type vaccination injection device

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