Electric continuous injector

Abstract

The utility model discloses an electric continuous injector, which relates to the technical field of veterinary appliances, and comprises an injection device, a push injection device and a control device, the injection device comprises a needle head seat and a needle head; the pushing and injecting device comprises a liquid storage part, an infusion assembly and a driving motor, and the driving motor is used for driving the infusion assembly to do linear motion in the first direction so as to push and inject liquid medicine into a needle in the injection device from the liquid storage part; the control device is used for controlling the pushing and injecting device to complete the medicine liquid pushing and injecting action and comprises a control panel, a first key switch and a second key switch. According to the electric continuous injector, power is provided for injection operation through the driving motor outputting linear motion, so that manpower can be saved, and the injection efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of veterinary appliances, especially to an electric continuous injector. BACKGROUND

[0002] The veterinary continuous injector is an animal immunity injection instrument which is widely used at present, and is suitable for injection of water agent, oil agent, iron preparation and various suspensions, and is suitable for animals such as pigs, chickens and ducks. When the existing veterinary continuous injector is used for immunity or antibiotic treatment injection of animals with large body weight (especially pigs), the injection personnel need to apply a large pushing force to the injector to complete the injection within a certain time because the amount of liquid medicine for each injection is large. When the number of animals needing injection treatment is large, the injection personnel will be burdened, thereby affecting the work efficiency. Therefore, there is an urgent need for a device capable of quickly injecting medicine and saving labor to realize injection treatment of animals. SUMMARY

[0003] The utility model discloses an electric continuous injector, which solves the technical problem that the existing veterinary continuous injector is heavy on the injection personnel and affects the work efficiency when treating animals with large body weight.

[0004] To achieve the above-mentioned purpose, the utility model provides an electric continuous injector, which comprises:

[0005] An injection device comprising a needle seat and a needle, the needle being fixed on the needle seat, and the needle being used for injecting liquid medicine into the body of an animal;

[0006] A push injection device comprising a liquid storage member, a liquid delivery assembly and a driving motor, the driving motor being connected with the liquid delivery assembly, the liquid delivery assembly being connected with the liquid storage member, the liquid storage member being connected with the injection device, the liquid delivery assembly being used for delivering liquid medicine to the liquid storage member, the liquid storage member being used for storing liquid medicine to be pushed, and the driving motor being used for driving the liquid delivery assembly to move linearly in the direction of approaching or moving away from the driving motor, so as to push the liquid medicine from the liquid storage member to the needle in the injection device;

[0007] A control device for controlling the push injection device to complete the liquid medicine pushing action, comprising a control board, a first key switch and a second key switch, the first key switch and the second key switch being electrically connected with the control board, the first key switch being a power switch, and the second key switch being an injection start switch.

[0008] Preferably, the infusion assembly comprises a piston rod and a piston ring, an open end of the piston rod is provided, the open end of the piston rod is connected with the piston ring, the piston ring is in communication with the inner cavity of the piston rod, and the other end of the piston rod is connected with the output end of the driving motor.

[0009] Preferably, the liquid storage member comprises a liquid storage part and a connecting part, the liquid storage part and the connecting part are connected, the connecting part is connected with the injection device, the piston ring is contained in the liquid storage part, the piston ring is in sliding connection with the liquid storage part, the piston ring and at least part of the inner wall of the liquid storage part form an injection cavity, and the injection cavity is used for storing liquid medicine to be subjected to the bolus operation.

[0010] Preferably, the injection device further comprises a liquid storage bottle, the liquid storage bottle is connected with the inner cavity of the piston rod through a first infusion pipe, and a liquid inlet one-way valve is arranged at one end of the first infusion pipe in communication with the inner cavity of the piston rod.

[0011] Preferably, the injection device further comprises a liquid outlet pipe, two ends of the liquid outlet pipe are respectively connected with the liquid storage member and the needle seat, and a liquid outlet one-way valve is arranged at one end of the liquid outlet pipe connected with the liquid storage member.

[0012] Preferably, the injection device further comprises a liquid storage bottle, the liquid storage bottle is connected with the inner cavity of the piston rod through a first infusion pipe, and a liquid inlet one-way valve is arranged at one end of the first infusion pipe in communication with the inner cavity of the piston rod.

[0013] Preferably, the bolus device further comprises a mounting member, the mounting member is fixedly arranged in the shell, the driving motor is fixed on the mounting member, and the liquid storage member is connected with the mounting member.

[0014] Preferably, the mounting member is provided with a first micro switch and a second micro switch.

[0015] Preferably, the shell is further provided with a bandage, the bandage is used for fixing the electric continuous injector on an operator, and the bandage is connected through buckling.

[0016] Preferably, sponge heads are arranged outside the needle and the needle seat, the sponge heads completely wrap the needle, and the sponge heads at least partially wrap the needle seat.

[0017] With respect to the above background, the electric continuous injector provided by the utility model provides power for injection operation through the driving motor outputting linear motion, the driving motor drives the infusion assembly to move linearly, the liquid medicine is pushed into the needle in the injection device by the infusion assembly in the liquid storage piece to complete the injection operation, the driving motor provides power in the pushing process, so as to save manpower and improve injection efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the embodiment or the prior art description will be briefly introduced below, and obviously, the drawings in the following description are only the embodiments of the utility model, and other drawings can be obtained according to the provided drawings without the creative labor for the ordinary skilled in the art.

[0019] Figure 1 It is the whole schematic view of the electric continuous injector provided by the utility model embodiment;

[0020] Figure 2 It is Figure 1 The structure schematic view of the electric continuous injector shown in the figure (remove the upper cover);

[0021] Figure 3 It is Figure 1 The internal structure schematic view of the electric continuous injector shown in the figure;

[0022] Figure 4 It is Figure 1 The partial structure explosion schematic view of the electric continuous injector shown in the figure;

[0023] Figure 5 It is the section view schematic view of the liquid storage piece and the infusion assembly in the electric continuous injector.

[0024] Figures 1 to 5 In the drawings: 10, shell;11, shell body;111, bandage;12, upper cover;20, push injection device;21, liquid storage piece;211, liquid storage part;212, connecting part;22, infusion assembly;221, piston rod;222, piston ring;2221, sealing ring;23, driving motor;24, mounting piece;241, first micro switch;242, second micro switch;30, injection device;31, needle;32, needle seat;33, second infusion tube;34, liquid outlet check valve;35, sponge head;40, control device;41, control board;42, motor driver;43, first button switch;44, second button switch;50, liquid medicine bottle;51, first infusion tube;52, liquid inlet check valve;60, power supply. DETAILED DESCRIPTION

[0025] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative efforts belong to the scope of the present application.

[0026] In order for those skilled in the art to better understand the technical solutions of the present application, the present application will be further described in detail below with reference to the drawings and specific embodiments.

[0027] The present application provides an electric continuous injector, which is powered by a motor outputting linear motion to provide power for injection operation, thereby saving manpower and improving injection efficiency.

[0028] Please refer to Figures 1 to 5 The electric continuous injector provided by the present application comprises a shell 10, a bolus injection device 20, an injection device 30 and a control device 40. The bolus injection device 20 and the control device 40 are arranged in the shell 10, and the shell 10 at least partially wraps the bolus injection device 20 and the control device 40. The injection device 30 is arranged outside the shell 10. The control device 40 can control the bolus injection device 20 to complete a liquid medicine bolus injection action. The bolus injection device 20 can perform a bolus injection operation on the liquid medicine to supply the liquid medicine to the injection device 30, and the injection device 30 injects the bolused liquid medicine into an animal body.

[0029] Please refer to Figures 1 to 5 The shell 10 comprises a shell body 11 and an upper cover 12. The shell body 11 is substantially in the shape of a rectangular parallelepiped with a top opening. The upper cover 12 is connected to the top opening of the shell body 11 to close the top opening of the shell body 11. In the present embodiment, the shell body 11 and the upper cover 12 are connected by buckling, which is convenient to assemble and disassemble. In other embodiments, the shell body 11 and the upper cover 12 can also be connected by other detachable connection modes, which are not limited in detail.

[0030] Please refer to Figures 1 to 5 The bolus injection device 20 comprises a liquid storage member 21, a liquid delivery assembly 22, a driving motor 23 and a mounting member 24. The mounting member 24 is fixedly connected in the shell body 11. The driving motor 23 is fixedly mounted on the mounting member 24. The driving motor 23 is used to output linear motion. In the present embodiment, the driving motor 23 is a linear screw motor. In other embodiments, the driving motor 23 can also be other motors outputting linear motion, which are not limited in detail.

[0031] The infusion assembly 22 comprises a piston rod 221 and a piston ring 222, the piston rod 221 is integrally arranged with the piston ring 222, one end of the piston rod 221 is arranged in an open manner, the open end of the piston rod 221 is connected with the piston ring 222, the piston ring 222 is communicated with the inner cavity of the piston rod 221, the other end of the piston rod 221 is connected with the output end of the driving motor 23, specifically, in the embodiment, the output end of the driving motor 23 is screwed with the piston rod 221, and the assembly is convenient. The driving motor 23 outputs linear motion to drive the piston rod 221 to move linearly, and it can be understood that the driving motor 23 is a reciprocating motor, which can drive the piston rod 221 to move linearly.

[0032] The liquid storage member 21 comprises a liquid storage part 211 and a connecting part 212, the liquid storage part 211 is connected with the connecting part 212, one end of the liquid storage member 21 is connected with the mounting member 24, and the other end of the liquid storage member 21 is connected with the injection device 30. Specifically, the liquid storage part 211 is connected with the mounting member 24, and the connecting part 212 is connected with the injection device 30. In the embodiment, the liquid storage member 21 is screwed with the mounting member 24, and the assembly is convenient. The liquid storage part 211 is substantially in a cylindrical shape, the piston ring 222 in the infusion assembly 22 is accommodated in the inner part of the liquid storage part 211, the piston ring 222 is slidably connected with the liquid storage part 211, the piston ring 222 can move linearly in the liquid storage part 211, the piston ring 222 and at least part of the inner wall of the liquid storage part 211 form an injection cavity, and the injection cavity is used for storing the liquid medicine to be injected. The connecting part 212 is partially connected with the injection device 30 through the side wall of the shell 11.

[0033] Please refer to Figures 1 to 5 The electric continuous injector further comprises a liquid medicine bottle 50, the liquid medicine bottle 50 is connected with the inner cavity of the piston rod 221 through a first infusion pipe 51, the liquid medicine in the liquid medicine bottle 50 can enter the inner cavity of the piston rod 221 through the first infusion pipe 51, and then enter the liquid storage part 211 of the liquid storage member 21 through the piston ring 222, that is, enter the injection cavity. A liquid inlet one-way valve 52 is installed at the communication part of the first infusion pipe 51 and the inner cavity of the piston rod 221, through the installation of the liquid inlet one-way valve 52, the liquid medicine can only enter the inner cavity of the piston rod 221 from the liquid medicine bottle 50 through the first infusion pipe 51, and cannot flow back.

[0034] Please refer to Figures 1 to 5 The injection device 30 is arranged outside the shell 10, the injection device 30 comprises a needle 31 and a needle seat 32, the needle seat 32 is used for mounting and fixing the needle 31, the connecting part 212 in the liquid storage member 21 is connected with the needle seat 32 through a second infusion pipe 33, one end of the second infusion pipe 33 connected with the connecting part 212 is provided with a liquid outlet one-way valve 34, through the installation of the liquid outlet one-way valve 34, the liquid medicine can only be supplied to the needle 31 from the inside of the liquid storage member 21 through the second infusion pipe 33, and cannot flow back.

[0035] Please refer to Figures 1 to 5 , the control device 40 comprises a control board 41, a motor driver 42, a first button switch 43 and a second button switch 44, the control board 41 is arranged inside the shell 11, the first button switch 43 and the second button switch 44 are electrically connected with the control board 41, the first button switch 43 is a power switch, the first button switch 43 is arranged on the outer side of the shell 11, the second button switch 44 is an injection starting switch, and the second button switch 44 is also arranged on the outer side of the shell 11. The motor driver 42 is connected with the control board 41, the motor driver 42 is connected with the driving motor 23, the speed and the steering of the driving motor 23 are controlled through the motor driver 42, so that the successful injection is ensured.

[0036] In some embodiments, please refer to Figures 1 to 5 , the mounting piece 24 is further provided with a first micro switch 241 and a second micro switch 242, and the first micro switch 241 and the second micro switch 242 are electrically connected with the control board 41. The first micro switch 241 and the second micro switch 242 are self-resetting micro switches, and can provide a position signal for controlling the driving motor 23 to stop or reverse movement when the driving motor 23 outputs linear motion to reach the limit shortest distance or the limit longest distance.

[0037] In some embodiments, please refer to Figures 1 to 5 , the shell 10 is further provided with a strap 111, the strap 111 is arranged on the side of the shell 11, the strap 111 is connected through buckling, and the strap 111 is used for fixing the electric continuous injector on the operator's body, so that the operation is convenient.

[0038] In some embodiments, please refer to Figures 1 to 5 , the needle 31 and the needle seat 32 are provided with a sponge head 35 outside, the sponge head 35 completely wraps the needle 31, and the sponge head 35 at least partially wraps the needle seat 32, and the sponge head 35 is used for disinfection during injection.

[0039] In some embodiments, please refer to Figures 1 to 5 , the outer side of the piston ring 222 is provided with a sealing ring 2221, the sealing ring 2221 is tightly attached to the inner wall of the liquid storage part 211, and the sealing ring 2221 can make the piston ring 222 and the liquid storage part 211 seal well, so that liquid leakage is avoided. It can be understood that the sealing ring 2221 is always tightly attached to the inner wall of the liquid storage part 211 and seals well during the linear movement of the piston rod 221 and the piston ring 222 in the liquid storage part 211.

[0040] Please refer to ​The housing 11 is internally provided with a power supply 60 for supplying power to the control panel 41 and the driving motor 23.

[0041] The working process of the electric continuous injector is as follows: when the injection operation is performed, the operator presses the first key switch 43, the electric continuous injector is started, the liquid medicine in the liquid medicine bottle 50 enters the inner cavity of the piston rod 221 through the first infusion tube 51, and then enters the liquid storage part 211 of the liquid storage piece 21 through the piston ring 222, the sponge head 35 at the front end of the needle 31 in the injection device 30 is soaked with the disinfectant liquid and is aligned with the injection part of the animal, and the needle 31 is sent into the animal body; the second key switch 44 is pressed, an injection signal is sent, the driving motor 23 is started to output linear motion, the driving motor 23 drives the piston rod 221 to move linearly, the piston ring 222 moves in the liquid storage part 211 to the direction close to the connecting part 212, the piston ring 222 pushes the liquid medicine in the liquid storage part 211 and supplies the liquid medicine to the needle 31 through the second infusion tube 33, and thus the injection of the liquid medicine is completed.

[0042] The electric continuous injector provided by the utility model provides power for the injection operation through the driving motor 23 outputting linear motion, the driving motor 23 drives the piston rod 221 and the piston ring 222 to move linearly, the liquid medicine is pushed into the needle 31 in the injection device 30 by the piston ring 222 in the liquid storage piece 21 and the injection operation is completed, the driving motor 23 provides power during the pushing process, and thus manpower can be saved and the injection efficiency is improved.

[0043] It should be noted that in the present specification, the relational terms such as first and second are used only to differentiate one entity from another, without necessarily requiring or implying any such actual relationship or order between such entities.

[0044] The principles and implementation modes of the utility model are described by using specific examples in the present document, and the above description of the examples is only used to help understand the method of the utility model and its core idea. It should be pointed out that, for ordinary skilled persons in the technical field, without departing from the principles of the utility model, the utility model can be improved and modified in several ways, and these improvements and modifications also fall within the protection scope of the utility model.

Claims

1. An electric continuous injector, characterized in that: include: An injection device, comprising a needle holder and a needle, wherein the needle is fixed to the needle holder and is used to inject a drug solution into an animal; The push injection device includes a liquid storage component, an infusion assembly, and a drive motor. The drive motor is connected to the infusion assembly, the infusion assembly is connected to the liquid storage component, and the liquid storage component is connected to the injection device. The infusion component is used to deliver liquid medicine to the liquid storage component, and the liquid storage component is used to store liquid medicine to be pushed. The drive motor is used to drive the infusion assembly to move linearly in a direction close to or away from the drive motor, thereby pushing the liquid medicine from the liquid storage component into the needle in the injection device. a control device for controlling the push injection device to complete the push injection of the liquid medicine, comprising a control panel, a first key switch and a second key switch, wherein the first key switch and the second key switch are electrically connected to the control panel, the first key switch is a power switch, and the second key switch is an injection start switch; The invention also includes a housing, the housing including a shell and an upper cover, the shell being connected to the upper cover, the shell at least partially enclosing the push injection device and the control device, the injection device being disposed outside the housing, and the first key switch and the second key switch being disposed on the housing; The push injection device further includes a mounting member, the mounting member being fixedly disposed in the housing, the drive motor being fixed on the mounting member, and the liquid storage member being connected to the mounting member; a first micro switch and a second micro switch being mounted on the mounting member; The control device further includes a motor driver connected to the control board and connected to the drive motor.

2. The electric continuous injector according to claim 1, characterized in that The infusion assembly includes a piston rod and a piston ring. One end of the piston rod is open, the open end of the piston rod is connected to the piston ring, the piston ring is connected to the internal cavity of the piston rod, and the other end of the piston rod is connected to the output end of the drive motor.

3. The electric continuous injector according to claim 2, characterized in that: The liquid storage component includes a liquid storage portion and a connecting portion, the liquid storage portion and the connecting portion are connected, the connecting portion is connected to the injection device, the piston ring is accommodated inside the liquid storage portion, the piston ring is slidably connected to the liquid storage portion, and the piston ring and at least part of the inner wall of the liquid storage portion form an injection cavity, and the injection cavity is used to store the medicinal liquid to be injected.

4. The electric continuous injector according to claim 2, characterized in that It also includes a medicine liquid bottle, which is connected to the inner cavity of the piston rod through a first infusion tube, and an end of the first infusion tube that is connected to the inner cavity of the piston rod is installed with a liquid inlet one-way valve.

5. The electric continuous injector according to claim 1, characterized in that The injection device further comprises a liquid outlet tube, both ends of which are connected to the liquid storage component and the needle seat respectively, and a liquid outlet one-way valve is installed at one end of the liquid outlet tube connected to the liquid storage component.

6. The electric continuous injector according to claim 1, characterized in that The shell is also provided with a strap, which is used to fix the electric continuous injector to the operator, and the strap is connected by a buckle.

7. The electric continuous injector according to claim 1, characterized in that A sponge head is provided on the outside of the needle and the needle seat. The sponge head completely wraps the needle, and the sponge head at least partially wraps the needle seat.

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