CN219090594U

CN219090594U - Electric injector controlled by hand wheel

Info

Publication number: CN219090594U
Application number: CN202222754405.7U
Authority: CN
Inventors: 刘新英
Original assignee: Altlebo Suzhou Laboratory Technology Co ltd
Current assignee: Altlebo Suzhou Laboratory Technology Co ltd
Priority date: 2022-10-19
Filing date: 2022-10-19
Publication date: 2023-05-30
Anticipated expiration: 2032-10-19

Abstract

The utility model relates to the technical field of electric injectors, in particular to an electric injector controlled by a hand wheel. The device comprises a controller, wherein a button switch is arranged in the middle of the left end of the controller, a forward-reverse switch is arranged on the controller above the button switch, and the pushing and the withdrawing of a piston can be controlled by adjusting the forward-reverse control switch, so that the medicine pushing and sucking actions are realized; the controller is characterized in that a speed regulating switch is arranged at the right end of the controller, an ohmic time relay is arranged inside the handle below the controller, an adjusting knob is arranged at the bottom of the ohmic time relay, the injection speed can be controlled by adjusting the speed regulating switch, and the feeding amount of one-time injection can be controlled by adjusting the knob.

Description

Electric injector controlled by hand wheel

Technical Field

The utility model relates to the technical field of electric injectors, in particular to an electric injector controlled by a hand wheel.

Background

The traditional electric injector needs a screw rod, a sliding block, a guide rail, a linear bearing, a circuit board and a controller, has complex structure, high cost and troublesome maintenance, and is laborious for debugging an input program due to the academic limit for small-sized poultry factory workers in rural areas. When the livestock and poultry are continuously injected, the traditional method is generally linear, firstly, injection is needed, then, the switch is turned on by reversing hands, the actions are incoherent, the time is long, and the pain is increased.

Disclosure of Invention

The utility model aims at solving the technical problems and provides a hand wheel controlled electric injector, which comprises a controller fixedly arranged in a handle below a servo motor, wherein a button switch is arranged in the middle of the left end of the controller, a forward and reverse switch is arranged above the button switch on the controller, and the pushing and the retracting of a piston can be controlled by adjusting the forward and reverse control switch, so that the medicine pushing and sucking actions are realized; the controller is characterized in that a speed regulating switch is arranged at the right end of the controller, an ohmic time relay is arranged inside the handle below the controller, an adjusting knob is arranged at the bottom of the ohmic time relay, the injection speed can be controlled by adjusting the speed regulating switch, and the feeding amount of one-time injection can be controlled by adjusting the knob.

In order to solve the technical problems, the utility model adopts the following technical scheme: comprises a shell, a servo motor, an injection needle cylinder and a cylinder cover; the injection needle cylinder is fixedly arranged above the shell; the injection needle cylinder is made of transparent materials; the syringe is marked with scales; an end cover is arranged at the right end of the injection needle cylinder; the cylinder cover is fixedly arranged at the right end of the end cover; a handle is arranged below the shell; the servo motor is fixedly arranged inside the handle.

Further optimizing the technical scheme, the end key of the servo motor shaft is connected with a driving gear; the inside of the cylinder cover is connected with a driven gear on an end cover through a bearing; the driving gear and the driven gear are meshed for transmission.

Further optimizing the technical scheme, the injection needle cylinder is internally provided with a screw rod; the screw rod penetrates through the middle parts of the end cover and the cylinder cover; the driven gear is in threaded connection with the screw rod; the top of the screw is provided with a rubber plug inside the injection needle cylinder.

Further optimizing the technical scheme, a controller is fixedly arranged in the handle below the servo motor; the middle part of the left end of the controller is provided with a button switch.

Further optimize this technical scheme, button switch top be provided with positive reverse switch on the controller.

Further optimizing this technical scheme, the controller right-hand member be provided with speed governing switch.

Further optimize this technical scheme, the controller below be provided with ohm time relay in the handle is inside.

Further optimize this technical scheme, ohm time relay bottom be provided with adjust knob.

Compared with the prior art, the utility model has the following advantages:

1. the servo motor is characterized in that a controller is fixedly arranged below the servo motor in the handle, a button switch is arranged in the middle of the left end of the controller, a forward-reverse rotation switch is arranged above the button switch on the controller, and the pushing and the withdrawing of the piston can be controlled by adjusting the forward-reverse rotation control switch, so that the medicine pushing and sucking actions are realized.

2. The controller is characterized in that a speed regulating switch is arranged at the right end of the controller, an ohmic time relay is arranged inside the handle below the controller, an adjusting knob is arranged at the bottom of the ohmic time relay, the injection speed can be controlled by adjusting the speed regulating switch, and the feeding amount of one-time injection can be controlled by adjusting the knob.

3. In the pushing process, the push button switch is pressed once every time, and the medicine is pushed once, so that the use is very convenient.

Drawings

Fig. 1 is a perspective view of the overall structure of a hand wheel controlled power injector.

Fig. 2 is a schematic diagram of the internal structure of a hand wheel controlled power injector.

Fig. 3 is a partial cross-sectional view of the drive section structure of a hand wheel controlled power injector.

In the figure: 1. a housing; 101. a handle; 2. a servo motor; 201. a drive gear; 3. an injection cylinder; 301. a scale; 4. a cylinder cover; 401. a driven gear; 5. an end cap; 6. a screw; 601. a rubber stopper; 7. a controller; 701. a push button switch; 702. a forward/reverse rotation switch; 703. a speed regulating switch; 8. an ohmic time relay; 801. and (5) adjusting a knob.

Detailed Description

The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the utility model. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present utility model.

The first embodiment is as follows: referring to fig. 1-3, a hand-wheel controlled power injector is characterized in that: comprises a shell 1, a servo motor 2, an injection needle cylinder 3 and a cylinder cover 4; the injection needle cylinder 3 is fixedly arranged above the shell 1; the injection needle cylinder 3 is made of transparent materials; the syringe 3 is marked with a scale 301; an end cover 5 is arranged at the right end of the injection needle cylinder 3; the cylinder cover 4 is fixedly arranged at the right end of the end cover 5; a handle 101 is arranged below the shell 1; the servo motor 2 is fixedly arranged inside the handle 101.

Preferably, the end key of the servo motor 2 is connected with a driving gear 201; the inside of the cylinder cover 4 is connected with a driven gear 401 on an end cover 5 through a bearing; the driving gear 201 and the driven gear 401 are engaged to drive.

Preferably, a screw rod 6 is arranged inside the injection needle cylinder 3; the screw rod 6 penetrates through the middle parts of the end cover 5 and the cylinder cover 4; the driven gear 401 is in threaded connection with the screw rod 6; the top of the screw 6 is provided with a rubber plug 601 inside the injection cylinder 3.

Preferably, a controller 7 is fixedly arranged below the servo motor 2 in the handle 101; the middle part of the left end of the controller 7 is provided with a button switch 701.

Preferably, a forward/reverse switch 702 is provided above the push switch 701 on the controller 7.

Preferably, a speed regulating switch 703 is disposed at the right end of the controller 7.

Preferably, an ohmic time relay 8 is arranged inside the handle 101 below the controller 7.

Preferably, an adjusting knob 801 is arranged at the bottom of the ohmic time relay 8.

When in use, step one, referring to fig. 1-3, the handle 101 is held by hand, and the controller 7 is fixedly arranged in the handle 101 below the servo motor 2; a push button switch 701 is arranged in the middle of the left end of the controller 7, a forward and reverse rotation switch 702' is arranged on the controller 7 above the push button switch 701, the forward and reverse rotation switch 702 on the controller 7 is shifted to a reverse rotation position, and the push button switch 701 is pressed down, at the moment, the servo motor 2 reversely rotates, so that the driving gear 201 is driven to reversely rotate, and the driven gear 401 is connected on the end cover 5 in a bearing way inside the cylinder cover 4; the driving gear 201 and the driven gear 401 are meshed for transmission', so that the driven gear 401 is driven to rotate together when the driving gear 201 rotates, and the screw rod 6 is arranged in the injection needle cylinder 3; the screw rod 6 penetrates through the middle parts of the end cover 5 and the cylinder cover 4; the driven gear 401 is in threaded connection with the screw rod 6; the top of the screw rod 6 is provided with a rubber plug 601' inside the injection needle cylinder 3, so when the driven gear 401 rotates, the screw rod 6 is pulled to move backward, and when the screw rod 6 moves backward, the rubber plug 601 is pulled to move backward inside the injection needle cylinder 3, so that a negative pressure state can be formed inside the injection needle cylinder 3, medicine can be sucked into the injection needle cylinder 3 from the head end of the injection needle cylinder 3, the button switch 701 is pressed for a long time, the servo motor 2 is not stopped until the button switch 701 is released, and the medicine sucking and feeding actions are stopped.

Step two, referring to fig. 1-3, after the medicine is inhaled, the syringe 3 is vertically upwards, at this time, the air bubble inside the syringe 3 floats to the top, the forward-reverse switch 702 is shifted to the forward-reverse position, the button switch 701 is pressed, at this time, the servo motor 2 rotates forward, so as to push the rubber plug 601 to move upwards, so as to push the medicine inside the syringe 3 to move upwards, and the air inside the syringe 3 is pushed out.

Because the right end of the controller 7 is provided with a speed regulating switch 703; an ohmic time relay 8 is arranged below the controller 7 in the handle 101; an adjusting knob 801' is arranged at the bottom of the ohm time relay 8, and when the button switch 701 is pressed once, the servo motor 2 rotates for a certain number of turns, and the rubber plug 601 pushes forwards for a certain distance; when the adjusting knob 801 is turned, the opening and closing break time of the ohm time relay 8 can be adjusted, so that the time of one injection is controlled; when the speed regulating switch 703 is rotated, the speed of the servo motor 2 can be regulated, so that the injection speed can be regulated.

In summary, the pushing and withdrawing of the piston can be controlled by adjusting the forward and reverse rotation control switch, so that the actions of pushing and sucking medicine are realized; the right end of the controller 7 is provided with a speed regulating switch 703, the injection speed can be controlled by adjusting the speed regulating switch 703, the feeding amount of one-time injection can be controlled by adjusting the knob 801, the design of the whole device can realize the medicine sucking and injecting actions, the injection time, the injection speed and the injection dosage can be regulated, the accurate action of the injection position is consistent, the device is suitable for continuous operation of raising seedlings in small and medium chicken, duck and livestock farms, the time is effectively saved, and the device is very convenient to use by one hand during injection.

The control mode of the utility model is automatically controlled by the controller, the control circuit of the controller can be realized by simple programming of a person skilled in the art, the utility model belongs to common knowledge in the art, and the utility model is mainly used for protecting the mechanical device, so the utility model does not explain the control mode and circuit connection in detail.

It is to be understood that the above-described embodiments of the present utility model are merely illustrative of or explanation of the principles of the present utility model and are in no way limiting of the utility model. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present utility model should be included in the scope of the present utility model. Furthermore, the appended claims are intended to cover all such changes and modifications that fall within the scope and boundary of the appended claims, or equivalents of such scope and boundary.

Claims

1. A hand wheel controlled power injector, characterized by: comprises a shell (1), a servo motor (2), an injection needle cylinder (3) and a cylinder cover (4); the injection needle cylinder (3) is fixedly arranged above the shell (1); the injection needle cylinder (3) is made of transparent materials; the syringe (3) is marked with a scale (301); an end cover (5) is arranged at the right end of the injection needle cylinder (3); the cylinder cover (4) is fixedly arranged at the right end of the end cover (5); a handle (101) is arranged below the shell (1); the servo motor (2) is fixedly arranged in the handle (101).

2. A hand wheel controlled power injector as claimed in claim 1, wherein: the shaft end of the servo motor (2) is connected with a driving gear (201) in a key way; the inside of the cylinder cover (4) is connected with a driven gear (401) on an end cover (5) through a bearing; the driving gear (201) and the driven gear (401) are meshed for transmission.

3. A hand wheel controlled power injector as claimed in claim 2, wherein: a screw (6) is arranged in the injection needle cylinder (3); the screw rod (6) penetrates through the middle parts of the end cover (5) and the cylinder cover (4); the driven gear (401) is in threaded connection with the screw (6); the top of the screw (6) is provided with a rubber plug (601) inside the injection needle cylinder (3).

4. A hand wheel controlled power injector as claimed in claim 1, wherein: a controller (7) is fixedly arranged below the servo motor (2) in the handle (101); the middle part of the left end of the controller (7) is provided with a button switch (701).

5. A hand wheel controlled power injector as claimed in claim 4, wherein: a forward/reverse switch (702) is arranged on the controller (7) above the push button switch (701).

6. A hand wheel controlled power injector as claimed in claim 4, wherein: the right end of the controller (7) is provided with a speed regulating switch (703).

7. A hand wheel controlled power injector as claimed in claim 4, wherein: an ohmic time relay (8) is arranged below the controller (7) in the handle (101).

8. A hand wheel controlled power injector as claimed in claim 7, wherein: an adjusting knob (801) is arranged at the bottom of the ohmic time relay (8).