CN211301529U

CN211301529U - Semi-automatic anesthesia injection device

Info

Publication number: CN211301529U
Application number: CN201921845060.8U
Authority: CN
Inventors: 雷静宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-30
Filing date: 2019-10-30
Publication date: 2020-08-21
Anticipated expiration: 2029-10-30

Abstract

The utility model provides a semi-automatic anesthesia injection device relates to semi-automatic injection device field. This semi-automatic anesthesia injection device, including the external fixation shell, the internally mounted of external fixation shell has the injection syringe, the one end of injection syringe is connected with the injection head, the surface mounting of injection head has the syringe needle, the internally mounted of injection syringe has piston rubber head, the one end of piston rubber head is connected with the piston rod. This semi-automatic anesthesia injection device, it fixes the syringe through fixed knot, make the syringe of syringe fix in the outer set casing, put the push pedal set casing into the push pedal of the piston rod afterbody in the syringe simultaneously, run through lead screw step motor through control button control and rotate, make the lead screw reciprocate, make the lead screw drive the lead screw fixed plate simultaneously and remove along the lead screw dead lever, make the lead screw keep linear motion, drive the push pedal set casing simultaneously and carry out reciprocal linear motion, and the velocity of motion is at the uniform velocity.

Description

Semi-automatic anesthesia injection device

Technical Field

The utility model relates to a semi-automatic injection device technical field specifically is a semi-automatic anesthesia injection device.

Background

The advent of syringes has been an epoch-making revolution in the medical device field and the process of needle extraction or injection of gas or liquid is called injection. The injector consists of a syringe with a small hole at the front end and a matched piston core rod, and is used for injecting a small amount of liquid or extracting the liquid or the liquid from the inaccessible area by other methods, wherein the liquid or gas is sucked from the small hole at the front end of the syringe when the core rod is pulled out, and the liquid or gas is extruded when the core rod is pushed in.

The manual needle feeding of traditional syringe worker, manual injection, the needle feeding is more time-consuming and laboursome with the injection, current semi-automatic syringe is but its liquid medicine that adopts the pre-charge pressure, receive atmospheric pressure control to accomplish in the twinkling of an eye and push away the medicine action during the injection, also there is the spring that has been used to promote the piston in addition, the shortcoming is that the spring just one step puts in place fast once relaxing, the speed of medicine feeding can not be controlled to the two, it is very unfavorable to the anesthesia injection, the dose of uncontrollable anesthetic injection, need one kind at present can the automatic injection medicament, and the injection speed is slow, the injection device of control dose that simultaneously can be accurate.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a semi-automatic anesthesia injection device, which solves the problem that the prior injector in the background art can not control the medicine feeding speed.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a semi-automatic anesthesia injection device comprises an outer fixing shell, wherein an injection tube is arranged inside the outer fixing shell, one end of the injection tube is connected with an injection head, the surface of the injection head is provided with a needle head, a piston rubber head is arranged inside the injection tube, one end of the piston rubber head is connected with a piston rod, the other end of the piston rod is connected with a push plate, the surface of the outer fixing shell is connected with a stepping motor fixing plate, the side surface of the stepping motor fixing plate is connected with a through lead screw stepping motor, the output end of the through lead screw stepping motor is connected with a lead screw, one end of the lead screw is connected with a lead screw fixing plate, a lead screw fixing rod penetrates through the surface of the lead screw fixing plate, the other end of the lead screw is connected with a push plate fixing shell, the other side surface of the stepping motor fixing, the back connection of outer protective housing has the battery box, the back connection of outer protective housing has control button, the back connection of step motor fixed plate has the hinge, the surface connection of hinge has fixed buckle, the surface connection of fixed buckle has the buckle.

Preferably, one end of the screw rod fixing rod is connected with the side face of the stepping motor fixing plate, and the other end of the screw rod fixing rod is connected with the inner wall of the outer protective shell.

Preferably, the number of the through screw rod stepping motors is two, and the two through screw rod stepping motors are respectively arranged on the two stepping motor fixing plates.

Preferably, the number of the telescopic protection covers is two, and the two telescopic protection covers are correspondingly arranged around the two screw rods respectively.

Preferably, the number of the screw rod fixing rods is two, four screw rod fixing rods are arranged in each group, and the four screw rod fixing rods in each group uniformly penetrate through four corners of each screw rod fixing plate.

Preferably, the fixed buckle plate, the hinge and the buckle jointly form two fixed buckles, and the two fixed buckles are respectively fixed on the fixed plate of the stepping motor.

(III) advantageous effects

The utility model provides a semi-automatic anesthesia injection device. Has the following beneficial effects:

1. this semi-automatic anesthesia injection device fixes the syringe through fixed knot, makes the syringe of syringe fix in the outer set casing, puts into the push pedal set casing simultaneously the push pedal of the piston rod afterbody in the syringe to this can drive the push pedal set casing through the lead screw and make the syringe inject, and after the injection is accomplished, can open fixed knot through the buckle, can disinfect the syringe and clear up and change the syringe, has prevented the infection of disease, has improved safety.

2. This semi-automatic anesthesia injection device, it rotates to run through lead screw step motor through control button control, it carries out linear motion to drive the lead screw, make the lead screw reciprocate, make the lead screw drive lead screw fixed plate move along the lead screw dead lever simultaneously, make the lead screw can not incline, keep linear motion, drive the push pedal set casing simultaneously and carry out reciprocal linear motion, and the velocity of motion is at the uniform velocity, and can control advancing and stopping of lead screw through control button, and the step motor motion is accurate, with the automatic injection of this control syringe, the people points to produce the not accurate occurence of failure of control of tired to the anesthetic agent when reducing the injection.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

FIG. 2 is an overall structure diagram of the present invention;

FIG. 3 is a front view of the structure of the present invention;

FIG. 4 is a rear view structural diagram of the present invention;

fig. 5 is a side view of the sectional structure of the present invention.

In the figure: the injection device comprises a needle head 1, an injection head 2, an outer fixing shell 3, an injection tube 4, an outer protecting shell 5, a piston rubber head 6, a screw rod fixing plate 7, a screw rod fixing rod 8, a battery box 9, a screw rod stepping motor 10 penetrates through, a screw rod 11, a telescopic protection cover 12, a piston rod 13, a push plate 14, a push plate fixing shell 15, a stepping motor fixing plate 16, a buckle 17, a fixed buckle 18, a control button 19 and a hinge 20.

Detailed Description

The invention is explained in more detail below with reference to the figures and examples.

Referring to fig. 1-5, embodiments of the present invention provide the following technical solutions: a semi-automatic anesthesia injection device comprises an outer fixed shell 3, an injection tube 4 is arranged inside the outer fixed shell 3, one end of the injection tube 4 is connected with an injection head 2, the surface of the injection head 2 is provided with a needle 1, a piston rubber head 6 is arranged inside the injection tube 4, one end of the piston rubber head 6 is connected with a piston rod 13, the other end of the piston rod 13 is connected with a push plate 14, the surface of the outer fixed shell 3 is connected with a stepping motor fixed plate 16, the side surface of the stepping motor fixed plate 16 is connected with a through screw rod stepping motor 10, the output end of the through screw rod stepping motor 10 is connected with a screw rod 11, one end of the screw rod 11 is connected with a screw rod fixed plate 7, the surface of the screw rod fixed plate 7 is penetrated with a screw rod fixed rod 8, the other end of the screw rod 11 is connected with a push plate fixed shell 15, the back of outer protective housing 5 is connected with battery box 9, and the back of outer protective housing 5 is connected with control button 19, and the back of step motor fixed plate 16 is connected with hinge 20, and the surface connection of hinge 20 has fixed buckle 18, and the surface connection of fixed buckle 18 has buckle 17.

In this embodiment: still include to fix the syringe through the fixed knot, make the syringe 4 of syringe fixed in outer set casing 3, put into push pedal set casing 15 to the push pedal 14 of 13 afterbody of piston rod in the syringe simultaneously to this can drive push pedal set casing 15 through lead screw 11 and make the syringe inject, after the injection is accomplished, can open the fixed knot through buckle 17, can disinfect the syringe and clear up and change the syringe, prevent the infection of disease, improved the security.

In this embodiment: control through lead screw step motor 10 through control button 19 and rotate, it carries out linear motion to drive lead screw 11, make lead screw 11 reciprocate, make lead screw 11 drive lead screw fixed plate 7 and remove along lead screw dead lever 8 simultaneously, make lead screw 11 can not incline, keep linear motion, drive push pedal set casing 15 simultaneously and carry out reciprocal linear motion, and the velocity of motion is at the uniform velocity, and can control advancing and stopping of lead screw 11 through control button 19, and step motor motion is accurate, with the automatic injection of this control syringe, the inaccurate occurence of failure of control of people's finger production fatigue to anesthetic during the reduction injection.

Specifically, the method comprises the following steps: one end of a screw rod fixing rod 8 is connected with the side surface of a stepping motor fixing plate 16, and the other end of the screw rod fixing rod 8 is connected with the inner wall of the outer protective shell 5; therefore, the screw rod fixing rod 8 can be better fixed without deviation, and the screw rod 11 can better perform linear motion.

Specifically, the method comprises the following steps: the number of the through screw rod stepping motors 10 is two, and the two through screw rod stepping motors 10 are respectively arranged on two stepping motor fixing plates 16; therefore, the two lead screw penetrating stepping motors 10 can better control the push plate fixing shell 15 through the two lead screws 11, so that the push plate fixing shell 15 can just perform uniform horizontal motion

Specifically, the method comprises the following steps: the number of the telescopic protective covers 12 is two, and the two telescopic protective covers 12 are respectively and correspondingly arranged around the two screw rods 11; therefore, the two telescopic protective covers 12 are sleeved on the two screw rods 11, so that a user cannot be injured when the screw rods 11 move.

Specifically, the method comprises the following steps: the screw rod fixing rods 8 are divided into two groups, each group is provided with four screw rod fixing rods 8, and the four screw rod fixing rods 8 of each group uniformly penetrate through four corners of the screw rod fixing plate 7; therefore, the four screw rod fixing rods 8 penetrating through the four corners of the screw rod fixing plate 7 can better enable the screw rod fixing plate 7 to horizontally and linearly slide.

Specifically, the method comprises the following steps: the fixed buckle plate 18, the hinge 20 and the buckle 17 jointly form two fixed buckles, and the two fixed buckles are respectively fixed on the stepping motor fixing plate 16; therefore, the two fixing buckles can make the injector be better fixed in the outer fixing shell 3, and the injector can be better disinfected, cleaned and replaced by opening the fixing buckles.

The working principle is as follows: when in use, the injector is fixed by the fixing buckle, the injection tube 4 of the injector is fixed in the outer fixing shell 3, the push plate 14 at the tail part of the piston rod 13 in the injector is placed in the push plate fixing shell 15, so that the push plate fixing shell 15 can be driven by the lead screw 11 to inject the injector, after the injection is finished, the fixing buckle can be opened by the buckle 17 to disinfect, clean and replace the injector, the control button 19 controls the lead screw stepping motor 10 to rotate, the lead screw 11 is driven to do linear motion, the lead screw 11 is driven to move up and down, the lead screw 11 drives the lead screw fixing plate 7 to move along the lead screw fixing rod 8, the lead screw 11 cannot incline, the linear motion is kept, the push plate fixing shell 15 is driven to do reciprocating linear motion, and the control button 19 can control the advance and stop of the lead screw 11, thereby controlling the automatic injection of the injector.

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 semi-automatic anesthesia injection device, includes outer set casing (3), the internally mounted of outer set casing (3) has syringe (4), its characterized in that: one end of the injection tube (4) is connected with an injection head (2), the surface of the injection head (2) is provided with a needle head (1), the inside of the injection tube (4) is provided with a piston rubber head (6), one end of the piston rubber head (6) is connected with a piston rod (13), the other end of the piston rod (13) is connected with a push plate (14), the surface of the outer fixing shell (3) is connected with a stepping motor fixing plate (16), the side surface of the stepping motor fixing plate (16) is connected with a through lead screw stepping motor (10), the output end of the through lead screw stepping motor (10) is connected with a lead screw (11), one end of the lead screw (11) is connected with a lead screw fixing plate (7), the surface of the lead screw fixing plate (7) is penetrated with a lead screw fixing rod (8), and the other end of the lead screw, the opposite side of step motor fixed plate (16) is connected with flexible safety cover (12), the side of step motor fixed plate (16) is connected with outer protective housing (5), the back connection of outer protective housing (5) has battery box (9), the back connection of outer protective housing (5) has control button (19), the back connection of step motor fixed plate (16) has hinge (20), the surface connection of hinge (20) has fixed buckle (18), the surface connection of fixed buckle (18) has buckle (17).

2. A semi-automatic anesthetic injection apparatus as claimed in claim 1, characterized in that: one end of the screw rod fixing rod (8) is connected with the side face of the stepping motor fixing plate (16), and the other end of the screw rod fixing rod (8) is connected with the inner wall of the outer protective shell (5).

3. A semi-automatic anesthetic injection apparatus as claimed in claim 1, characterized in that: the number of the through screw rod stepping motors (10) is two, and the two through screw rod stepping motors (10) are respectively arranged on the two stepping motor fixing plates (16).

4. A semi-automatic anesthetic injection apparatus as claimed in claim 1, characterized in that: the number of the telescopic protection covers (12) is two, and the two telescopic protection covers (12) are correspondingly arranged around the two screw rods (11) respectively.

5. A semi-automatic anesthetic injection apparatus as claimed in claim 1, characterized in that: the screw rod fixing rods (8) are two groups in total, each group is provided with four screw rod fixing rods (8), and the four screw rod fixing rods (8) of each group uniformly penetrate through four corners of the screw rod fixing plate (7).

6. A semi-automatic anesthetic injection apparatus as claimed in claim 1, characterized in that: the fixing buckles (18), the hinge (20) and the buckle (17) jointly form two fixing buckles, and the two fixing buckles are respectively fixed on the stepping motor fixing plate (16).