CN213822962U

CN213822962U - Miniature injection device

Info

Publication number: CN213822962U
Application number: CN202021457303.3U
Authority: CN
Inventors: 刘维; 李娜; 王奎杰; 邢春艳; 万晓燕
Original assignee: Tianjin First Central Hospital
Current assignee: Tianjin First Central Hospital
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2021-07-30
Anticipated expiration: 2030-07-22

Abstract

The utility model discloses a miniature injection device, include: the device comprises a base, a fixed plate, an electric push rod, a sliding chute, a sliding rod, a driving plate, a single chip microcomputer, a controller, a fixed cavity, a spring, a connecting plate and an arc limiting plate; the base is provided with a fixed plate, the electric push rod is arranged on the fixed plate, a sliding groove is transversely arranged on the base, the sliding rod is arranged in the sliding groove in a sliding manner, and the driving plate is arranged on the telescopic end of the electric push rod and is connected with the sliding rod; the utility model discloses an arc limiting plate, connecting rod and spring cooperate, can carry out the fixed clamp tightly to the syringe of equidimension not, and the electronic push rod of controller control provides power to the syringe injection, and length and injection speed during can accurate control injection, easy operation, size are less, make things convenient for the nurse to take, dismantle.

Description

Miniature injection device

Technical Field

The utility model relates to the technical field of medical treatment, particularly, be a miniature injection device.

Background

In clinical work, a nurse is often required to inject a liquid medicine into a vein to achieve the purpose of treatment, but the administration route is often required to control the administration time length and the administration speed, especially in the process of rescuing critical patients, the requirement is more strict, and the nurse is difficult to realize the accurate manual control of the administration time length and the speed. Although a common injection pump is clinically used, the injection pump is large in size and heavy and needs to be fixed on an infusion support, potential safety hazards due to poor fixation are caused, operation is complicated, the workload of nurses is increased, particularly, rescue opportunities are delayed due to the complexity of use during rescue, the common injection pump can only fix a 50ml injector, the problem that the specifications of the injectors are not consistent when small-dose medicines are injected exists, and the application range is limited.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems in the prior art, such as the above, the utility model discloses a micro injection device, include: the device comprises a base, a fixed plate, an electric push rod, a sliding chute, a sliding rod, a driving plate, a single chip microcomputer, a controller, a fixed cavity, a spring, a connecting plate and an arc limiting plate;

the base is provided with a fixed plate, the electric push rod is arranged on the fixed plate, a sliding groove is transversely arranged on the base, the sliding rod is arranged in the sliding groove in a sliding manner, the driving plate is arranged on the telescopic end of the electric push rod and is connected with the sliding rod, clamping structures are symmetrically arranged on one side, located on the sliding groove, of the base, the single chip microcomputer is arranged in the base, and the controller is arranged in the base and located on one side of the single chip microcomputer;

the clamping structure includes: the fixing cavity, the spring, the connecting plate and the arc limiting plate;

vertical symmetry is provided with fixed chamber on the base, logical groove has been seted up on the fixed chamber, the spring set up in fixed intracavity, the width that leads to the groove is less than the diameter of spring, connecting plate one end with the spring is connected, and the other end passes logical groove set up in the base top, the arc limiting plate with the connecting plate is connected.

Preferably, a display screen is arranged on one side of the base, and a plurality of keys are arranged on one side of the display screen.

Preferably, the display screen, the single chip microcomputer, the controller and the plurality of keys are electrically connected.

Preferably, a storage battery is arranged on one side, far away from the controller, in the base.

Preferably, a USB charging port is formed in one side wall surface of the base.

Preferably, a switch is arranged on one side wall surface of the base, which is positioned on one side of the USB charging port.

The utility model provides a miniature injection device. The method has the following beneficial effects: cooperate through arc limiting plate, connecting rod and spring, can carry out the fixed clamp tightly to the syringe of equidimension not, the electronic push rod of controller control provides power to the syringe injection, and length and injection speed are long and injection speed when can accurate control injection, and easy operation, size are less, make things convenient for the nurse to take, dismantle.

Drawings

Fig. 1 is a schematic front view of the micro-injection device of the present invention.

The attached drawings are as follows:

1. a base; 2. a fixing plate; 3. an electric push rod; 4. a chute; 5. a slide bar; 6. a drive plate; 7. a single chip microcomputer; 8. a controller; 9. a fixed cavity; 10. a spring; 11. a connecting plate; 12. an arc limiting plate; 13. A display screen; 14. pressing a key; 15. a storage battery; 16. a USB charging port; 17. and (4) switching.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The specific embodiment of the utility model provides a miniature injection device, include: the device comprises a base 1, a fixed plate 2, an electric push rod 3, a sliding chute 4, a sliding rod 5, a driving plate 6, a single chip microcomputer 7, a controller 8, a fixed cavity 9, a spring 10, a connecting plate 11 and an arc limiting plate 12; the base 1 is provided with a fixed plate 2, the electric push rod 3 is arranged on the fixed plate 2, a sliding groove 4 is transversely arranged on the base 1, the sliding rod 5 is arranged in the sliding groove 4 in a sliding manner, the driving plate 6 is arranged on the telescopic end of the electric push rod 3 and is connected with the sliding rod 5, clamping structures are symmetrically arranged on one side, located on the sliding groove 4, of the base 1, the single chip microcomputer 7 is arranged in the base 1, and the controller 8 is arranged in the base 1 and located on one side of the single chip microcomputer 7; the clamping structure includes: the fixing cavity 9, the spring 10, the connecting plate 11 and the arc limiting plate 12; a fixed cavity 9 is vertically and symmetrically arranged on the base 1, a through groove is formed in the fixed cavity 9, the spring 10 is arranged in the fixed cavity 9, the width of the through groove is smaller than the diameter of the spring 10, one end of the connecting plate 11 is connected with the spring 10, the other end of the connecting plate passes through the through groove and is arranged above the base 1, and the arc limiting plate 12 is connected with the connecting plate 11; a display screen 13 is arranged on one side of the base 1, and a plurality of keys 14 are arranged on one side of the display screen 13; the display screen 13, the single chip microcomputer 7, the controller 8 and the plurality of keys 14 are electrically connected; a storage battery 15 is arranged on one side, far away from the controller 8, in the base 1; a USB charging port 16 is formed in one side wall surface of the base 1; a switch 17 is arranged on one side wall surface of the base 1 and positioned on one side of the USB charging port 16.

Examples

As shown in the attached drawing 1, in the micro injection device provided in the embodiment of the present application, a fixed cavity 9 is symmetrically formed on a base 1, a spring 10 is disposed in the fixed cavity 9, a through groove is formed at the top of the fixed cavity 9, the spring 10 is installed in the fixed cavity 9, the diameter of the spring 10 is greater than the width of the through groove, so that the spring 10 is effectively limited by the fixed cavity 9, one end of the spring 10 is connected with a connecting plate 11, an arc-shaped limiting plate 12 is installed on the connecting plate 11, and the arc-shaped concave surface of the arc-shaped limiting plate 12 is oppositely disposed, so that a syringe needs to be clamped, the connecting plate 11 is reversely pushed, the syringe is placed in the arc-shaped concave surface of the arc-shaped limiting plate 12, the syringe is clamped under the elastic force of the spring 10, the connecting plate 11 can slide along the through groove, so that the arc-shaped limiting plate 12 can clamp syringes of different sizes, and the micro injection device is convenient to use, open switch 17, then set up electric putter 3's moving speed through button 14, singlechip 7 takes notes, controller 8 signals, control electric putter 3 carries out uniform velocity motion, electric putter 3 drives drive plate 6 and removes to fixed syringe one side, piston to the syringe through drive plate 6, separation blade on the syringe cylinder is fixed in the both sides of arc limiting plate 12, so when drive plate 6 contacts with the syringe piston, can promote the piston, thereby control the syringe and carry out the uniform velocity injection to the patient, control is accurate, and the operation is simple, the size is less, make things convenient for the nurse to take the syringe, dismantle, battery 15 provides the electric energy and saves the electric energy, and convenient for remove and use, battery 15 electric quantity shows through display screen 13, when the electric quantity is low excessively, charge in time through USB mouth 16.

Preferably, a display 13 is disposed on one side of the base 1, and a plurality of keys 14 are disposed on one side of the display 13.

Preferably, the display 13, the single chip 7, the controller 8 and the plurality of keys 14 are electrically connected.

Preferably, a battery 15 is disposed in the base 1 on a side away from the controller 8.

Preferably, a USB charging port 16 is formed on a side wall surface of the base 1.

Preferably, a switch 17 is provided on a side wall surface of the base 1 on the side of the USB charging port 16.

The electric push rod is an electric push rod with model number YS-JD-601 produced by Yuanshi.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A microinjection apparatus, comprising: the device comprises a base (1), a fixing plate (2), an electric push rod (3), a sliding chute (4), a sliding rod (5), a driving plate (6), a single chip microcomputer (7), a controller (8), a fixing cavity (9), a spring (10), a connecting plate (11) and an arc limiting plate (12);

the base (1) is provided with a fixed plate (2), the electric push rod (3) is arranged on the fixed plate (2), a sliding groove (4) is transversely arranged on the base (1), the sliding rod (5) is slidably arranged in the sliding groove (4), the driving plate (6) is arranged at the telescopic end of the electric push rod (3) and is connected with the sliding rod (5), clamping structures are symmetrically arranged on one side, located on the sliding groove (4), of the base (1), the single chip microcomputer (7) is arranged in the base (1), and the controller (8) is arranged in the base (1) and located on one side of the single chip microcomputer (7);

the clamping structure includes: the fixing cavity (9), the spring (10), the connecting plate (11) and the arc limiting plate (12);

vertical symmetry is provided with fixed chamber (9) on base (1), logical groove has been seted up on fixed chamber (9), spring (10) set up in fixed chamber (9), the width that leads to the groove is less than the diameter of spring (10), connecting plate (11) one end with spring (10) are connected, and the other end passes lead to the groove set up in base (1) top, arc limiting plate (12) with connecting plate (11) are connected.

2. A micro-injection device according to claim 1, wherein a display screen (13) is provided on one side of the base (1), and a plurality of keys (14) are provided on one side of the display screen (13).

3. The micro-injection device according to claim 2, wherein the display screen (13), the single chip microcomputer (7), the controller (8) and the plurality of keys (14) are electrically connected.

4. A micro-injection device according to claim 1, wherein a battery (15) is provided in the base (1) on the side remote from the controller (8).

5. The micro-injection device as claimed in claim 1, wherein a USB charging port (16) is formed on a side wall surface of the base (1).

6. The micro-injection device according to claim 5, wherein a switch (17) is provided on a side wall surface of the base (1) on a side of the USB charging port (16).