CN211997058U - Spiral viscous liquid booster - Google Patents
Spiral viscous liquid booster Download PDFInfo
- Publication number
- CN211997058U CN211997058U CN202020269875.2U CN202020269875U CN211997058U CN 211997058 U CN211997058 U CN 211997058U CN 202020269875 U CN202020269875 U CN 202020269875U CN 211997058 U CN211997058 U CN 211997058U
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Abstract
The utility model belongs to the technical field of injection pumps, and relates to a buckle type spiral viscous liquid booster, which comprises a shell, a positive and negative motor, a pushing piece, a baffle plate, an injection needle, a needle through hole and a battery; a needle through hole is formed in the side wall of the shell; the injection needle extends into the shell from the needle through hole and is in threaded connection with the needle through hole; a positive and negative motor, a pushing piece and a battery are arranged in the shell; the battery is connected with the positive and negative motor; the baffle is sleeved on the pushing piece; the positive and negative motors drive the pushing piece to rotate; the pushing piece drives the baffle to extend or retract along the axial direction of the pushing piece; a piston matched with the inner wall of the injection needle is arranged in the injection needle; the shield rests on the piston inside the needle. The utility model provides a spiral viscous liquid boost motor of buckle formula convenient to change, do not have and lose hourglass, safe in utilization and can satisfy meticulous propelling movement requirement.
Description
Technical Field
The utility model belongs to the technical field of the syringe pump, a viscous liquid boost motor is related to, especially relate to a spiral viscous liquid boost motor.
Background
At present, the syringe tools are widely used, most of the contained tools are mainly paste or jelly, such as cockroach medicines, glue and the like, stored in the syringe and manually pushed out by people, and the use method of pushing out or injecting the paste is to put the paste into the syringe and extrude the paste when the core rod is pushed in. However, the content is paste, and the pushing method is manually operated, so that the injection work with high efficiency for a long time cannot be guaranteed, the uniform dosage is not easy to control, and the work is inconvenient to a certain degree.
The patent number is 201820853826.6's utility model patent, a syringe advancing device is used in department of neurology nursing is provided, and further disclose including main part and injection tube, the upper surface of main part is equipped with the switch, the input of switch is connected with the output electricity of the inside built-in battery of main part, the inside of main part is equipped with electric telescopic handle, electric telescopic handle's input is connected with the output electricity of switch, the side surface of main part is equipped with the fixed block, sliding connection in the spout that the injection tube was seted up in the main part, the side surface and the drain pipe intercommunication of injection tube, the through-hole that corresponds with the drain pipe is seted up to the side. Though, this syringe advancing device for department of neurology nursing passes through electric control, can conveniently adjust the speed of releasing the liquid medicine, is favorable to patient's recovery, drives the piston rod through electric telescopic handle and impels, easy operation, and the outside surface of main part is equipped with anti-skidding line, has strengthened stability in use. However, the syringe tube of the syringe propulsion device for neurology care is always placed in the main body, and when the syringe propulsion device is used, the medical fluid is directly sucked into the syringe tube and then pushed out. This process is difficult for disinfecting the liquid in the injection tube, causes secondary pollution easily, and before the secondary use after the primary use, the requirement such as the variety, the concentration of the medicine of injection is very harsh (must be the same completely), or just wash the injection tube many times, and then make the medicine that impels once more can satisfy the propulsion condition. In short, the injection tube of the injector propulsion device for neurology nursing cannot be replaced, and when the injector is used next time, the injector needs to be flushed for many times, so that the injector is not easy to sterilize and is inconvenient to use.
The patent number is 201810143153. X's utility model patent, provides a syringe advancing device to further disclose including the injection cover, the injection cover front end is equipped with the syringe needle draw-in groove, is equipped with the syringe standing groove on the injection cover, and injection cover trailing end connection has advancing device, and advancing device includes the shell body, is equipped with the propulsion screw rod in the shell body, is equipped with the nut gear on the propulsion screw rod, still is equipped with the motor on the shell body, is equipped with drive gear in the motor shaft, drive gear and nut gear engagement. Although the utility model discloses a can simplify the syringe injection operation, the syringe can directly be packed into in the syringe standing groove, but the process of putting into can bond or omit the medicine in the syringe standing groove unavoidably, causes the injection cover to have stained, perhaps easily causes the medicine mixed use of syringe tip, and the medicine that perhaps harmfulness in the syringe causes bodily injury, uses unsafe being the biggest hidden danger. Meanwhile, the transmission gear is adjustable only in one stage, and the pushing amount of liquid with fine requirements cannot be met.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem existing in the background art, the utility model provides a spiral thick liquid boost motor convenient to change, do not have and lose hourglass, safe in utilization and can satisfy meticulous propelling movement requirement.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a spiral thick liquid boost motor which characterized in that: the spiral viscous liquid booster comprises a shell, a positive and negative motor, a pushing piece, a baffle plate, an injection needle, a needle through hole and a battery; a needle through hole is formed in the side wall of the shell; the injection needle extends into the shell from the needle through hole and is in threaded connection with the needle through hole; a positive and negative motor, a pushing piece and a battery are arranged in the shell; the battery is connected with the positive and negative motor; the baffle is sleeved on the pushing piece; the positive and negative motors drive the pushing piece to rotate; the pushing piece drives the baffle to extend or retract along the axial direction of the pushing piece; a piston matched with the inner wall of the injection needle is arranged in the injection needle; the shield rests on the piston inside the needle.
Preferably, the pushing member provided by the present invention comprises a first gear, a second gear, a third gear, a fourth gear and a threaded rod; the second gear is coaxially connected with the third gear; the fourth gear is coaxially connected with the threaded rod; the first gear is meshed with the second gear; the third gear is meshed with the fourth gear; the baffle is sleeved on the threaded rod; the positive and negative motor drives the threaded rod to rotate through the first gear, the second gear, the third gear and the fourth gear; the threaded rod drives the baffle plate to extend or retract along the axial direction of the threaded rod.
Preferably, the parameters of the first gear provided by the present invention are: m is 0.1, z is 15, α is 20 °; z-50 for the second gear; the parameters of the third gear are identical to those of the first gear; z of the fourth gear is 100.
Preferably, the pushing member provided by the present invention further comprises a fifth gear, a sixth gear, a seventh gear and an eighth gear disposed between the fourth gear and the threaded rod; the fifth gear is coaxially connected with the fourth gear; the sixth gear is coaxially connected with the seventh gear; the eighth gear is coaxially connected with the threaded rod; the fifth gear is meshed with the sixth gear; the seventh gear is meshed with the eighth gear; the parameters of the fifth gear and the parameters of the seventh gear are completely the same as the parameters of the first gear; z-80 for the sixth gear; z of the eighth gear is 100.
Preferably, the side wall of the needle through hole provided by the utility model is provided with an internal thread; the outer wall of the injection needle is provided with an external thread matched with the internal thread.
Preferably, the housing provided by the utility model comprises a cover plate and a base buckled with the cover plate; a first gap is arranged on the cover plate; a second gap is arranged on the base; the second gap is opposite to the first gap and forms a needle through hole together.
Preferably, the cover plate and the base are buckled through mortise and tenon joint.
Preferably, the cover plate provided by the utility model is provided with a tenon or a mortise; the base is provided with a mortise or tenon matched with the tenon or the mortise in shape; the cover plate is buckled with the base through the tenon and the mortise;
preferably, the inside of the shell provided by the utility model is provided with a motor storage bin, and the positive and negative motors are arranged in the motor storage bin; the outer part of the shell is provided with a button toggle switch connected with the positive and negative motors.
Preferably, the inside of the shell provided by the utility model is provided with a battery storage bin, and the battery is arranged in the battery storage bin and is electrically connected with the positive and negative motors; a battery cover is arranged on the battery storage bin; the battery cover is buckled on the outer surface of the shell; the batteries are 2-section 1.5V dry batteries.
The utility model has the advantages that:
the utility model provides a spiral viscous liquid booster, which comprises a shell, a positive and negative motor, a push rod, an injection needle, a needle through hole and a battery; a needle through hole is formed in the side wall of the shell; the injection needle extends into the shell from the needle through hole; a positive and negative motor, a push rod and a battery are arranged in the shell; the battery is connected with the positive and negative motor; the positive and negative motors drive the push rod to extend or retract along the axial direction of the push rod; a piston matched with the inner wall of the injection needle is arranged in the injection needle; the plunger rests against a piston inside the needle. The utility model discloses external and with casing swing joint with the syringe needle, when the liquid of syringe needle, especially for example machinery has injected or released when accomplishing with butter, cockroach medicine or glue, directly lift off the syringe needle and change, avoided secondary pollution, very big convenience that has made things convenient for the injection process has strengthened the safety in utilization. Meanwhile, the piston of the injection needle is pushed by the push rod, namely, liquid or medicine in the injection needle cannot be left in the shell, so that the cleanness of the interior of the shell is ensured, and the shell does not need to be cleaned.
Drawings
Fig. 1 is a schematic view of the overall structure of the spiral viscous liquid booster provided by the present invention;
fig. 2 is a schematic view of an explosion structure of the spiral viscous liquid booster provided by the present invention;
FIG. 3 is an exploded view of the connection between the needle and the housing of the spiral viscous liquid booster of the present invention;
FIG. 4 is an enlarged schematic view of a pusher member employed in the present invention;
wherein:
1-cover plate; 11-a tenon; 2-positive and negative motors; 3-a base; 31-mortises; 4-a battery cover; 5-a pusher; 6-syringe needle; 7-needle through hole.
Detailed Description
Referring to fig. 1 and 2, the utility model provides a spiral viscous liquid booster, which comprises a casing, a positive and negative motor 2, a pushing member 5, a baffle plate, an injection needle 6, a needle through hole 7 and a battery; a needle through hole 7 is arranged on the side wall of the shell; the injection needle 6 extends into the shell from the needle through hole 7 and is in threaded connection with the needle through hole 7; a positive and negative motor 2, a pushing piece 5 and a battery are arranged in the shell; the battery is connected with the positive and negative motor 2; the baffle is sleeved on the pushing piece 5; the positive and negative motor 2 drives the pushing piece 5 to rotate; the pushing piece 5 drives the baffle to extend or retract along the axial direction of the pushing piece 5; a piston matched with the inner wall of the injection needle 6 is arranged in the injection needle 6; the shield rests against the piston inside the needle 6.
The utility model discloses with injection needle 6 external and with casing swing joint, when injection needle 6's liquid, especially for example machinery has injected or released when accomplishing with butter, cockroach medicine or glue, directly lift injection needle 6 off and change, avoided secondary pollution, very big convenience that has made things convenient for the injection process has strengthened the safety in utilization. Meanwhile, the pushing piece 5 pushes the piston of the injection needle 6 through the baffle, namely, the liquid or medicine in the injection needle 6 cannot be left in the shell, so that the cleanness of the interior of the shell is ensured, and the cleaning is not needed.
Referring to fig. 4, the pushing member 5 of the present invention includes a first gear, a second gear, a third gear, a fourth gear and a threaded rod; the second gear is coaxially connected with the third gear; the fourth gear is coaxially connected with the threaded rod; the first gear is meshed with the second gear; the third gear is meshed with the fourth gear; the baffle is sleeved on the threaded rod; the positive and negative motor 2 drives the threaded rod to rotate through the first gear, the second gear, the third gear and the fourth gear; the threaded rod drives the baffle plate to extend or retract along the axial direction of the threaded rod. Wherein the parameters of the first gear are: m is 0.1, z is 15, α is 20 °; z-50 for the second gear; the parameters of the third gear are identical to those of the first gear; z of the fourth gear is 100. The utility model discloses a four gear multilevel adjustment for the liquid in the syringe needle 6 is especially viscous liquid's the volume of pushing out is accurate controllable.
Preferably, the pushing member 5 of the present invention further comprises a fifth gear, a sixth gear, a seventh gear and an eighth gear disposed between the fourth gear and the threaded rod; the fifth gear is coaxially connected with the fourth gear; the sixth gear is coaxially connected with the seventh gear; the eighth gear is coaxially connected with the threaded rod; the fifth gear is meshed with the sixth gear; the seventh gear is meshed with the eighth gear; the parameters of the fifth gear and the parameters of the seventh gear are completely the same as the parameters of the first gear; z-80 for the sixth gear; z of the eighth gear is 100.
Referring to fig. 3, the side wall of the needle through hole 7 is provided with an internal thread; the outer wall of the injection needle 6 is provided with an external thread matched with the internal thread. When the utility model is used, the injection needle 6 is directly rotated, so that the injection needle 6 is clamped on the side wall of the needle through hole 7 by the firm clamp. When the needle needs to be replaced, the injection needle 6 is rotated reversely until the needle is screwed out from the side wall of the needle through hole 7, so that the replacement is realized.
The shell comprises a cover plate 1 and a base 3 buckled with the cover plate 1; a first gap is arranged on the cover plate 1; a second gap is arranged on the base 3; the second notch is opposite to the first notch in position and forms a needle through hole 7 together. The cover plate 1 is buckled with the base 3 through mortise and tenon. For example, the cover plate 1 is provided with a tenon 11; the base 3 is provided with a mortise 31 matched with the shape of the tenon 11; the cover plate 1 is fastened to the base 3 through the tenon 11 and the mortise 31. Still for example, be provided with the mortise on the apron 1, be provided with on the base 3 with the appearance assorted tenon of mortise, apron 1 passes through the mortise and tenon and base 3 lock.
A motor storage bin is arranged in the shell, and the positive and negative motors 2 are arranged in the motor storage bin; a button toggle switch connected with the positive and negative motors 2 is arranged outside the shell.
A battery storage bin is arranged in the shell, and the battery is arranged in the battery storage bin and is electrically connected with the positive and negative motor 2; a battery cover 4 is arranged on the battery storage bin; the battery cover 4 is buckled on the outer surface of the shell; the batteries are 2-section 1.5V dry batteries.
Referring to fig. 1 and 2, two baffles are disposed inside the base 3, and when the motor is placed above, the baffles can fix the motor (motor storage bin). One side is opened, the other end is closed, a thread is arranged at the opening, and when the filler at the position of the piston rod is matched with the opening space of the base, the base and the needle head can be fixed by twisting at the position of the thread. Six mortises are arranged on the periphery of the wall of the base and used for being matched with six tenons of the cover plate, and then the cover plate is fixed with the base. The space for placing the battery box is arranged below the base. The bottom of the cover plate 1 is provided with a tenon matched with the base, a boss is arranged in the cover plate and used for placing a motor, the middle of the boss is a plane, baffles are arranged on two sides of the boss, and a concave circle is arranged in the center of the boss and used as a space for facilitating the advance and retreat of the rack. The left end of the cover plate is also provided with a half of the opening, and the cover plate and the part of the base form a complete round hole together. The battery cover 4 is mainly used to close the battery compartment. After the battery box is filled below the base, the battery box completes the final sealing work. The structure has two bulges on two sides, and two tenons are arranged at one end of the structure and can form a clamping channel with a sunken slideway below the base to be pushed and finally fixed with a mortise at the end.
When the positive and negative motor starts to work in the positive direction, the threaded rod on the motor rotates at a certain speed, the threads at the adjacent positions and the threaded rod of the motor move relatively at the moment, the motor moves forwards in the axial direction to push the baffle plate to extrude liquid, and when the motor works in the reverse direction, the threaded rod rotates in the reverse direction, the motor is forced to retreat back to realize return stroke work, and preparation is made for next injection work.
The injection needle 6 is filled with the liquid, and a corresponding piston is arranged in the injection needle 6 and is matched with the injection needle to further complete the propelling and injection work. The liquid container is a combination of a cone and a cylinder and has a cavity structure, used liquid is contained in the liquid container, and a small hole is formed in the front tip opening, so that the liquid can smoothly and uniformly flow out. The needle head is internally provided with an internal thread with a certain length which is matched and fixed with the external thread of the main body cavity. The front end of the needle head is provided with a small needle nozzle for injecting the contained liquid. After the needle head is fixed with the structural shell, the motor works to drive the piston inside the injection needle head to operate through the pushing piece and the baffle plate, and then the relative movement of the piston and the needle head can be realized to complete the injection work.
The motor threaded rod and adjacent screw thread can cooperate the transmission, and the threaded rod acts as piston rod propelling movement baffle simultaneously, and the baffle then realizes in close contact with the cylinder, prevents that the content in the cylinder from revealing. When a forward movement gear of the motor is shifted, the threaded rod of the motor rotates in the forward direction, the threaded rod is stressed to drive the motor to propel to realize the feeding process of the motor, the piston and the needle head part move relatively to extrude the content in the needle head, and when the piston reaches the bottom of the needle head cavity, one-time use is finished. When the reverse gear is shifted, the motor is reversed to drive the threaded rod to move reversely, so that the motor returns to the initial position to complete the return stroke movement.
Claims (10)
1. The utility model provides a spiral thick liquid boost motor which characterized in that: the spiral viscous liquid booster comprises a shell, a positive and negative motor (2), a pushing piece (5), a baffle, an injection needle (6), a needle through hole (7) and a battery; a needle through hole (7) is formed in the side wall of the shell; the injection needle (6) extends into the shell from the needle through hole (7) and is in threaded connection with the needle through hole (7); a positive and negative motor (2), a pushing piece (5) and a battery are arranged in the shell; the battery is connected with the positive and negative motor (2); the baffle is sleeved on the pushing piece (5); the positive and negative motor (2) drives the pushing piece (5) to rotate; the pushing piece (5) drives the baffle to extend or retract along the axial direction of the pushing piece (5); a piston matched with the inner wall of the injection needle (6) is arranged in the injection needle (6); said shield rests against a piston inside the needle (6).
2. The spiral viscous liquid booster of claim 1, wherein: the pushing piece (5) comprises a first gear, a second gear, a third gear, a fourth gear and a threaded rod; the second gear is coaxially connected with the third gear; the fourth gear is coaxially connected with the threaded rod; the first gear is meshed with the second gear; the third gear is meshed with the fourth gear; the baffle is sleeved on the threaded rod; the positive and negative motor (2) drives the threaded rod to rotate through the first gear, the second gear, the third gear and the fourth gear; the threaded rod drives the baffle plate to extend or retract along the axial direction of the threaded rod.
3. The spiral viscous liquid booster of claim 2, wherein: the parameters of the first gear are: m =0.1, z =15, α =20 °; z =50 for the second gear; the parameters of the third gear are identical to those of the first gear; z =100 for the fourth gear.
4. The spiral viscous liquid booster of claim 3, wherein: the pushing piece (5) further comprises a fifth gear, a sixth gear, a seventh gear and an eighth gear which are arranged between the fourth gear and the threaded rod; the fifth gear is coaxially connected with the fourth gear; the sixth gear is coaxially connected with the seventh gear; the eighth gear is coaxially connected with the threaded rod; the fifth gear is meshed with the sixth gear; the seventh gear is meshed with the eighth gear; the parameters of the fifth gear and the parameters of the seventh gear are completely the same as the parameters of the first gear; z =80 for the sixth gear; z =100 for the eighth gear.
5. The spiral viscous liquid booster of claim 1, 2, 3 or 4, wherein: the side wall of the needle head through hole (7) is provided with internal threads; and the outer wall of the injection needle (6) is provided with an external thread matched with the internal thread.
6. The spiral viscous liquid booster of claim 5, wherein: the shell comprises a cover plate (1) and a base (3) buckled with the cover plate (1); a first gap is formed in the cover plate (1); a second gap is formed in the base (3); the second gap is opposite to the first gap in position and forms a needle through hole (7) together.
7. The spiral viscous liquid booster of claim 6, wherein: the cover plate (1) is buckled with the base (3) through mortise and tenon.
8. The spiral viscous liquid booster of claim 7, wherein: a tenon (11) or a mortise is arranged on the cover plate (1); a mortise (31) or a tenon matched with the tenon (11) or the mortise in shape is arranged on the base (3); the cover plate (1) is buckled with the base (3) through a tenon and a mortise.
9. The spiral viscous liquid booster of claim 8, wherein: a motor storage bin is arranged in the shell, and the positive and negative motors (2) are arranged in the motor storage bin; and a button toggle switch connected with the positive and negative motors (2) is arranged outside the shell.
10. The spiral viscous liquid booster of claim 9, wherein: a battery storage bin is arranged in the shell, and the battery is arranged in the battery storage bin and is electrically connected with the positive and negative motor (2); a battery cover (4) is arranged on the battery storage bin; the battery cover (4) is buckled on the outer surface of the shell; the battery is 2-section 1.5V dry batteries.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020269875.2U CN211997058U (en) | 2020-03-07 | 2020-03-07 | Spiral viscous liquid booster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020269875.2U CN211997058U (en) | 2020-03-07 | 2020-03-07 | Spiral viscous liquid booster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211997058U true CN211997058U (en) | 2020-11-24 |
Family
ID=73423521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020269875.2U Expired - Fee Related CN211997058U (en) | 2020-03-07 | 2020-03-07 | Spiral viscous liquid booster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211997058U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113521340A (en) * | 2021-03-13 | 2021-10-22 | 王晖 | Sterilizing device for surgical scalpel |
-
2020
- 2020-03-07 CN CN202020269875.2U patent/CN211997058U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113521340A (en) * | 2021-03-13 | 2021-10-22 | 王晖 | Sterilizing device for surgical scalpel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201124 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |