CN219208150U

CN219208150U - Medicine filling device with adjustable medicine feeding speed

Info

Publication number: CN219208150U
Application number: CN202320122228.2U
Authority: CN
Inventors: 张晓羚; 杜思思; 谢毅
Original assignee: Pingnan County Pingnan Street Agricultural Comprehensive Service Center
Current assignee: Pingnan County Pingnan Street Agricultural Comprehensive Service Center
Priority date: 2023-02-06
Filing date: 2023-02-06
Publication date: 2023-06-20
Anticipated expiration: 2033-02-06

Abstract

The utility model relates to the technical field of medicine filling instruments, in particular to a medicine filling device with adjustable medicine feeding speed, which comprises a piston cylinder, a piston rod arranged in the piston cylinder, and a piston bag arranged at one end of the piston rod, wherein a first clamping plate is fixedly connected to the outer wall of one end of the piston rod, a hole is formed in the middle of the piston bag, one end of the piston rod penetrates through the hole and is in threaded connection with a second clamping plate, an annular air passage is formed in the piston bag, a first interface communicated with the air passage is fixedly connected to the upper portion of the piston bag, an air pipe is detachably connected to the first interface after penetrating through the first clamping plate, the interior of the piston rod is hollow, and an air charging and discharging device is further connected to the air pipe after penetrating through the interior of the piston rod. According to the utility model, the piston bag is inflated to expand towards the edge, so that the friction between the piston bag and the inner wall of the piston cylinder is increased, the displacement speed of the piston bag can be controlled, and the medicine feeding amount can be controlled.

Description

Medicine filling device with adjustable medicine feeding speed

Technical Field

The utility model relates to the technical field of medicine filling instruments, in particular to a medicine filling device with an adjustable medicine feeding speed.

Background

The medicine filling is a method for directly treating or preventing diseases of affected animals in clinic, and the prepared medicine liquid is filled into a medicine filling device to be injected into the oral cavity of a patient, so that the patient can swallow the medicine in a forced way.

The prior patent publication No. CN210811736U discloses a special continuous medicine filling device for filling medicines into animals, the medicine filling device drives a piston to move through a pushing injection piston rod to extrude medicine liquid, but in actual use, the applicant finds that the medicine filling device cannot control the friction between the piston and a shell, when pushing injection is usually caused, the piston has small friction, moves too fast, the medicine feeding amount is more, and a patient chokes, so that proper friction is required to achieve the purpose of controlling the medicine feeding amount.

In view of the above, the utility model provides a medicine filling device with adjustable medicine feeding speed.

Disclosure of Invention

The utility model aims to provide a medicine filling device with adjustable medicine feeding speed, which is characterized in that the piston bag is inflated to expand towards the edge to increase friction with the inner wall of a piston cylinder, so that the displacement speed of the piston bag can be controlled, and the medicine feeding amount can be controlled.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a medicine feeding speed adjustable medicine filling device, includes the piston tube, sets up the inside piston rod of piston tube, sets up piston bag of piston rod one end, the first splint of one end outer wall fixedly connected with of piston rod, the hole is seted up at the middle part of piston bag, after the one end of piston rod passes this hole and threaded connection has the second splint, the inside of piston bag is provided with annular air flue, the upper portion fixedly connected with of piston bag with the inside communicating first interface of air flue, first interface runs through behind the first splint and can dismantle and be connected with the trachea, the inside hollow of piston rod, the trachea passes behind the inside of piston rod and still be connected with the gassing device.

Optionally, the inflating and deflating device comprises a pressing air bag, a one-way air inlet valve is installed at one end of the pressing air bag, a second interface is fixedly connected with the other end of the pressing air bag, a one-way air outlet valve is inlaid in the second interface, the second interface is sleeved with one end of the air pipe, an air release valve is fixedly connected with the outer wall of the second interface, and a pressure spring is fixedly connected with the inner part of the pressing air bag.

Optionally, a notch for the air pipe to pass through is formed in the outer wall of the upper part of the piston rod.

Optionally, the upper outer wall of the piston cylinder is fixedly connected with a first pressing plate.

Optionally, the outer wall of the other end of the piston rod is fixedly connected with a second pressing plate.

Compared with the prior art, the utility model has the following beneficial effects: according to the utility model, the piston bag is inflated to expand towards the edge, so that the friction between the piston bag and the inner wall of the piston cylinder is increased, the displacement speed of the piston bag can be controlled, and the medicine feeding amount can be controlled.

Drawings

FIG. 1 is a schematic view of the overall cross-section of the present utility model;

fig. 2 is a partially enlarged schematic view of the structure of fig. 1 according to the present utility model.

In the figure: 1. a piston cylinder; 2. a piston rod; 3. a piston bladder; 4. a first clamping plate; 5. a second clamping plate; 6. an airway; 7. a first interface; 8. an air pipe; 9. pressing the air bag; 10. a one-way air inlet valve; 11. a second interface; 12. a one-way air outlet valve; 13. a bleed valve; 14. a pressure spring; 15. a notch; 16. a first pressing plate; 17. and a second pressing plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 2, an embodiment of the utility model provides a medicine feeding rate-adjustable medicine filling device, which comprises a piston cylinder 1, a piston rod 2 arranged in the piston cylinder 1, and a piston bag 3 arranged at one end of the piston rod 2, wherein a first clamping plate 4 is fixedly connected to the outer wall of one end of the piston rod 2, a hole is formed in the middle of the piston bag 3, one end of the piston rod 2 passes through the hole and is in threaded connection with a second clamping plate 5, and the first clamping plate 4 and the second clamping plate 5 can limit the piston bag 3 between the two;

the inside of piston bag 3 is provided with annular air flue 6, the upper portion fixedly connected with of piston bag 3 and the inside communicating first interface 7 of air flue 6, first interface 7 runs through behind the first splint 4 and can dismantle and be connected with trachea 8, the inside of piston rod 2 is hollow, behind the trachea 8 passed the inside of piston rod 2 and still be connected with the gassing device, it can aerify or deflate to fill the gassing device, when to aerify in the piston bag 3, because the restriction of first splint 4 and second splint 5, piston bag 3 only expands to the edge, increase the friction with piston cylinder 1 inner wall, when filling medicine, the push-injection piston rod 2 can reduce piston bag 3 displacement speed, thereby control the medicine and become slow, the medicine volume of intaking is reduced, when piston bag 3 is gassing, gas in the piston bag 3 reduces, reduce the friction with piston cylinder 1 inner wall, when filling medicine, can improve piston bag 3 displacement speed when filling medicine, thereby control the medicine intaking is fast, the medicine volume of intaking is increased, of course, need adjust to the different severity of different symptoms of different patients, can not only lead to the medicine filling efficiency to the patient to the same time.

Specifically, the inflation and deflation device comprises a pressing air bag 9, a one-way air inlet valve 10 is installed at one end of the pressing air bag 9, a second connector 11 is fixedly connected to the other end of the pressing air bag 9, a one-way air outlet valve 12 is embedded in the second connector 11, the second connector 11 is sleeved with one end of an air pipe 8, an air release valve 13 is fixedly connected to the outer wall of the second connector 11, a pressure spring 14 is fixedly connected to the inside of the pressing air bag 9, when the pressing air bag 9 is deflated, the one-way air outlet valve 12 is opened due to air pressure, air in the pressing air bag 9 enters the air channel 6 through the air pipe 8, the piston bag 3 expands towards the annular side, the pressing air bag 9 is loosened, the pressing air bag 9 can be quickly restored due to the elastic force of the pressure spring 14, the one-way air inlet valve 10 is opened due to the negative pressure in the pressing air bag 9, the air is filled again, the air is continuously pressed and loosened, and inflation can be realized, and when the air is deflated, the air release valve 13 is opened.

Further, the upper outer wall of the piston rod 2 is provided with a notch 15 through which the air supply pipe 8 passes, so that the air pipe 8 and the pressing air bag 9 can incline to the side of the piston rod 2, and the piston rod 2 is pushed and injected when medicine is conveniently filled.

Further, the outer wall of the upper part of the piston cylinder 1 is fixedly connected with a first pressing plate 16, so that the medicine filling is convenient to hold.

Further, the outer wall of the other end of the piston rod 2 is fixedly connected with a second pressing plate 17, so that pushing injection and force application during medicine filling are facilitated.

It is to be understood that the above description is exemplary only and that the embodiments of the present application are not limited thereto.

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

Claims

1. The utility model provides a medicine feeding speed adjustable drencher, includes piston cylinder (1), sets up piston cylinder (1) inside piston rod (2), setting are in piston bag (3) of piston rod (2) one end, its characterized in that: the piston rod is characterized in that a first clamping plate (4) is fixedly connected to one end outer wall of the piston rod (2), a hole is formed in the middle of the piston bag (3), a second clamping plate (5) is arranged at one end of the piston rod (2) in a threaded mode after penetrating through the hole, an annular air passage (6) is formed in the piston bag (3), a first interface (7) communicated with the air passage (6) is fixedly connected to the upper portion of the piston bag (3), an air pipe (8) is detachably connected to the first interface (7) after penetrating through the first clamping plate (4), the piston rod (2) is hollow, and the air pipe (8) penetrates through the inside of the piston rod (2) and is further connected with an air charging and discharging device.

2. The adjustable bolus rate infusion device of claim 1, wherein: the inflating and deflating device comprises a pressing air bag (9), a one-way air inlet valve (10) is arranged at one end of the pressing air bag (9), a second interface (11) is fixedly connected to the other end of the pressing air bag (9), a one-way air outlet valve (12) is inlaid in the second interface (11), the second interface (11) is sleeved with one end of the air pipe (8), a deflation valve (13) is fixedly connected to the outer wall of the second interface (11), and a pressure spring (14) is fixedly connected to the inner part of the pressing air bag (9).

3. An adjustable bolus rate infusion device as in claim 2, wherein: the outer wall of the upper part of the piston rod (2) is provided with a notch (15) for the air pipe (8) to pass through.

4. The adjustable bolus rate infusion device of claim 1, wherein: the outer wall of the upper part of the piston cylinder (1) is fixedly connected with a first pressing plate (16).

5. The adjustable bolus rate infusion device of claim 1, wherein: the outer wall of the other end of the piston rod (2) is fixedly connected with a second pressing plate (17).