CN213251788U

CN213251788U - Volume-adjustable drainage device

Info

Publication number: CN213251788U
Application number: CN202021978458.1U
Authority: CN
Inventors: 肖雯洁; 秦玉菊; 刘家红; 唐媛媛
Original assignee: Union Shenzhen Hospital of Huazhong University of Science and Technology
Current assignee: Union Shenzhen Hospital of Huazhong University of Science and Technology
Priority date: 2020-09-11
Filing date: 2020-09-11
Publication date: 2021-05-25
Anticipated expiration: 2030-09-11

Abstract

The utility model discloses a volume-adjustable drainage device, which comprises a drainage shell, a piston plate and an adjusting component, wherein a drainage chamber with an upward opening is arranged in the drainage shell, the piston plate is arranged in the drainage chamber, a connecting piece is arranged on the piston plate, conducting plates are respectively arranged at two ends of the connecting piece, conducting pieces corresponding to the conducting plates are arranged at two sides of the drainage shell, a guide rail groove is arranged on each conducting piece, the conducting plates can slide along the guide rail groove, the adjusting component comprises an adjusting rod, a hand wheel and an adjusting gear, the hand wheel can drive the adjusting gear to rotate by the adjusting rod, one of the conducting plates is provided with a transmission gear, the transmission gear is meshed with the adjusting gear, the transmission gear can drive the conducting plates to move when the adjusting gear rotates, and further drive the piston plate to move in the drainage chamber, and adjusting the size of the space between the piston plate and the bottom surface of the drainage bin.

Description

Volume-adjustable drainage device

Technical Field

The utility model relates to the field of medical auxiliary equipment, especially, relate to a volume adjustable drainage device.

Background

Drainage device is generally used for drawing forth the oozing blood that has hydrops or the inside or local operation depths of postoperative health in the patient's health, used medical instrument such as hydrops, the drainage device that commonly uses generally is the drainage bag, a hydrops for storing the drainage, blood, urine etc., the drainage bag that commonly uses at present generally has certain volume, but drainage volume each time of accurate control can not be controlled, patient's hydrops is more or urine retention sometimes, need observe the drainage condition of drainage bag constantly, fractional or progressive drainage goes out drainage liquid etc. but the time of drainage liquid drainage is generally uncertain, medical personnel can't pay close attention to the drainage condition of drainage bag constantly, consequently, use uncontrollable drainage bag to lead to the drainage liquid from the internal disposable drainage of patient too much and take place serious complication easily.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model discloses a volume adjustable drainage device can adjust the volume when drainage storehouse drainage.

The utility model discloses a volume adjustable drainage device, include:

the drainage shell is internally provided with a drainage bin with an upward opening, two opposite side edges of the drainage shell are respectively provided with a conducting piece, and the conducting piece is provided with a guide rail groove;

the top surface of the piston plate is fixedly connected with a connecting piece, two ends of the connecting piece are respectively connected with a conducting plate matched with the conducting piece, the conducting plate extends into the guide rail groove and can slide along the guide rail groove, one conducting plate is provided with a transmission gear, and the piston plate is provided with a liquid inlet;

the adjusting assembly comprises an adjusting rod, a hand wheel and an adjusting gear are fixed on the adjusting rod, the adjusting rod is rotatably arranged on the conducting piece, the hand wheel drives the adjusting gear to rotate through the adjusting rod, and the adjusting gear is meshed with the transmission gear.

Furthermore, a bearing groove is formed in the side wall of the drainage shell, a one-way bearing is arranged in the bearing groove, a lantern ring with a slot is arranged on an inner ring of the one-way bearing, an insertion portion matched with the slot is arranged at one end, far away from the hand wheel, of the adjusting rod, the hand wheel can drive the insertion portion to be inserted into or separated from the slot, and meanwhile the adjusting gear is driven to be meshed with or driven by the transmission gear to be separated from the transmission gear.

Furthermore, the side wall of the drainage shell is marked with scales, the scales are located on one side of the adjusting component, and the conducting plate is provided with a scale plate corresponding to the scales.

Further, be provided with the liquid outlet on the bottom surface in drainage storehouse, the top of liquid outlet sets up first seal groove, and the closing plate passes through first seal groove control opening and shutting of liquid outlet, the both ends of closing plate are connected with sealed piece respectively, be provided with the telescopic link on the sealed piece, the bottom of telescopic link passes through the flexible hole the bottom plate in drainage storehouse, the telescopic link accessible sealed piece drives the closing plate stretches into or stretches out first seal groove, drives simultaneously sealed piece stretches into or stretches out the flexible hole.

Further, be provided with sealing connector on the inlet, the top of inlet is provided with the second seal groove, be provided with sealed the pad in the second seal groove, sealing connector with inlet threaded connection holds with pressing sealed the pad, the last conducting hole that is provided with of sealing connector, the conducting hole intussuseption is filled with the silica gel piece.

Furthermore, the outside cover of piston plate is equipped with the silica gel cover.

The technical scheme of the utility model, compared with the prior art, beneficial effect is:

the hand wheel passes through the regulation pole drives adjusting gear rotates, and then passes through the driving tooth drives the piston plate is in remove in the drainage storehouse, adjust the piston plate with distance between the drainage storehouse bottom surface, and then adjust volume during the drainage of drainage storehouse, through adjusting volume during the drainage of drainage storehouse, adjust the hydrops or the volume of blood of drainage.

Drawings

FIG. 1 is a schematic view of a drainage device;

FIG. 2 is an exploded view of the drainage device;

FIG. 3 is a cross-sectional view of the drainage housing;

FIG. 4 is a schematic view of the structure of the sealing plate;

FIG. 5 is a cross-sectional view of the piston plate;

FIG. 6 is an exploded view of the adjustment assembly;

FIG. 7 is a cross-sectional view of the drainage housing;

description of the figures

100. A drainage device; 10. a drainage housing; 11. a drainage bin; 12. a conductive member; 13. a guide rail groove; 14. a liquid outlet; 141. a first seal groove; 15. a sealing plate; 151. a sealing block; 152. a telescopic rod; 153. a handle; 16. a telescopic hole; 17. a bearing groove; 18. calibration; 19. a scale plate; 20. a piston plate; 21. a connecting member; 22. a conductive plate; 23. a transmission gear; 24. a silica gel sleeve; 25. a liquid inlet; 251. a second seal groove; 252. a gasket; 26. a sealed connector; 261. a first connection portion; 262. a second connecting portion; 263. a via hole; 264. a silica gel block; 30. an adjustment assembly; 31. adjusting a rod; 32. a hand wheel; 33. an adjusting gear; 34. a plug-in part; 35. a one-way bearing; 36. a collar; 37. and (4) a slot.

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 should be noted that when one component is considered to be "connected" to another component, it may be directly connected to the other component or intervening components may exist. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It should also be noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; either mechanically or electrically, and may be internal to both elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

It should be further noted that in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1 and fig. 2, the utility model discloses a volume adjustable drainage device 100, including drainage shell 10, piston plate 20 and adjusting part 30, be provided with drainage storehouse 11 in the drainage shell 10, piston plate 20 slidable sets up in the drainage storehouse 11, adjusting part 30 with drainage shell 10 connects, can adjust piston plate 20 is in position in the drainage storehouse 11.

The drainage bin 11 is cylindrical, and the drainage bin 11 is arranged inside the drainage shell 10 and has an upward opening. Piston plate 20 sets up in drainage storehouse 11, fixedly connected with connecting piece 21 on piston plate 20's the top surface, the both ends of connecting piece 21 mutual symmetry respectively are provided with conduction board 22, be provided with respectively on two relative sides of drainage shell 10 with the corresponding conduction piece 12 of conduction board 22, be provided with guide rail groove 13 on the conduction piece 12, conduction board 22 passes through guide rail groove 13 passes conduction piece 12 can be followed guide rail groove 13 slides in vertical direction, and then adjusts piston plate 20 is in position in the drainage storehouse 11.

The outside cover of piston plate 20 is equipped with silica gel cover 24, piston plate 20 passes through silica gel cover 24 supports and holds the lateral wall of drainage storehouse 11 is right piston plate 20 with the space between the drainage storehouse 11 bottom surface seals.

The piston plate 20 may further be provided with a one-way air valve, and the one-way air valve can communicate the drainage bin 11 with an external space, so that air in the drainage bin 11 is discharged to the outside.

As shown in fig. 3 and 4, a liquid outlet 14 is disposed on a bottom surface of the drainage bin 11, and the effusion or blood in the drainage bin 11 can be discharged out of the drainage bin 11 through the liquid outlet 14. A first sealing groove 141 is formed at the top of the liquid outlet 14, a sealing plate 15 may be disposed in the first sealing groove 141, and the sealing plate 15 is used for controlling the opening and closing of the liquid outlet 14. The both ends of first seal groove 141 are connected with the sealed piece 151 of mutual symmetry respectively, the bottom of sealed piece 151 is connected with telescopic link 152, telescopic link 152 passes through telescopic hole 16 the bottom plate of drainage storehouse 11, and telescopic link 152 accessible telescopic hole 16 is relative drainage storehouse 11 is concertina movement, two the bottom of telescopic link 152 is passed through handle 153 and is connected, and when hydrops or blood were accomodate to needs, handle 153 passes through telescopic link 152 drives sealed piece 151 with sealing plate 15 moves down, makes sealing plate 15 stretch into it is right in the first seal groove 141 liquid outlet 14 seals, and makes sealed piece 151 stretch into in the telescopic hole 16 to telescopic hole 16 seals, prevents hydrops or blood in the drainage storehouse 11 from flowing out.

As shown in fig. 5, a liquid inlet 25 is disposed on the piston plate 20, the liquid inlet 25 is connected to a conduction pipe through a sealing connector 26, and the conduction pipe leads effusion or blood into the drainage chamber 11 through the liquid inlet 25. The top of the liquid inlet 25 is provided with a second sealing groove 251, a sealing gasket 252 is arranged in the second sealing groove 251, the sealing connector 26 includes a first connecting portion 261 and a second connecting portion 262, the first connecting portion 261 is in threaded connection with the liquid inlet 25, and the sealing gasket 152 can be pressed and held by the second connecting portion 262, so that the sealing connector 26 is in sealing connection with the liquid inlet 25. The sealing connector 26 is provided with a through hole 263, the through hole 263 penetrates through the first connecting part 261 and the second connecting part 262 to be communicated with the drainage bin 11, a silica gel block 264 is filled in the through hole 263, the through hole 263 is sealed by the silica gel block 264, and a needle on the through pipe can penetrate through the silica gel block 264 to be communicated with the through hole 263. In this embodiment, the sealing connector 26 may also be a one-way valve, which is connected to the conduit to allow the liquid such as the accumulated liquid to flow into the drainage chamber 11, and to prevent the liquid in the drainage chamber 11 from flowing back.

As shown in fig. 2 and 6, the adjusting assembly 30 includes an adjusting rod 31, a hand wheel 32 and an adjusting gear 33, the adjusting rod 31 is rotatably connected to one of the conductive members 12, the hand wheel 32 is fixedly connected to one end of the adjusting rod 31, the adjusting gear 33 is fixed to the adjusting rod 31, and the hand wheel 32 can drive the adjusting gear 33 to rotate through the adjusting rod 31. The transmission gear 23 is arranged on the transmission plate 22 corresponding to the adjusting gear 33, the transmission gear 23 can be meshed with the adjusting gear 33, and when the adjusting gear 33 rotates, the transmission plate 22 can be driven to move in the vertical direction, so that the piston plate 20 is driven to move in the drainage bin 11.

Further, the adjusting assembly 30 further includes a one-way bearing 35, the one-way bearing 35 can only rotate in one direction, as shown in fig. 7, a bearing groove 17 is disposed on a side wall of the drainage housing 10, and the one-way bearing 35 is connected to the drainage housing 10 through the bearing groove 17. A sleeve ring 36 is arranged in an inner ring of the one-way bearing 35, a slot 37 is arranged on the sleeve ring 36, an insertion part 34 matched with the slot 37 is arranged at one end, away from the hand wheel 32, of the adjusting rod 31, the hand wheel 32 can drive the insertion part 34 to extend into the slot 37 through the adjusting rod 31, so that the adjusting rod 31 is rotatably connected with the one-way bearing 35, and meanwhile, the adjusting gear 33 can be driven to move to a corresponding position, so that the adjusting gear 33 is meshed with the transmission teeth 23; or the hand wheel 32 can drive the inserting part 34 to leave the slot 37 through the adjusting rod 31 and drive the adjusting gear 33 to move to one side at the same time, so that the adjusting gear 33 is not meshed with the transmission gear 23. In this embodiment, the one-way bearing 35 can only rotate along one direction, and the hand wheel 32 drives the adjusting gear 33 through the adjusting rod 31 to rotate, and can only drive the conducting plate 22 to move downwards, so as to prevent the piston plate 20 from moving upwards after the space between the piston plate 20 and the bottom surface of the drainage bin 11 is filled with effusion or blood.

The side wall of the drainage shell 11 is marked with a scale 18, the scale 18 is located on one side of the adjusting component 30, the conducting plate 22 is provided with a scale plate 19 corresponding to the scale 18, the adjusting component 30 drives the conducting plate 22 to move, so that the scale plate 19 moves relative to the scale 18, and after the adjusting component moves to a certain position, the volume of the space between the piston plate 20 and the bottom plate of the drainage bin 11 can be determined through the scale 18, so that the amount of effusion or blood to be drained can be determined.

The present invention can be designed in various embodiments and modifications without departing from the spirit and scope of the present invention in its broadest sense, and the above-described embodiments are intended to illustrate the present invention, but not to limit the scope of the present invention.

Claims

1. An adjustable volume drainage device, comprising:

2. The volume-adjustable drainage device as claimed in claim 1, wherein a bearing groove is formed in a side wall of the drainage housing, a one-way bearing is arranged in the bearing groove, a sleeve ring with a slot is arranged on an inner ring of the one-way bearing, an insertion portion matched with the slot is arranged at one end of the adjusting rod away from the hand wheel, and the hand wheel can drive the insertion portion to be inserted into or separated from the slot through the adjusting rod, and simultaneously drive the adjusting gear to be engaged with or separated from the transmission gear.

3. The adjustable-volume drainage device according to claim 2, wherein the drainage shell has a scale marked on a side wall thereof, the scale is located on one side of the adjustment assembly, and the conduction plate is provided with a scale plate corresponding to the scale.

4. The volume-adjustable drainage device according to claim 1, wherein a liquid outlet is disposed on a bottom surface of the drainage chamber, a first sealing groove is disposed at a top of the liquid outlet, the sealing plate controls opening and closing of the liquid outlet through the first sealing groove, sealing blocks are respectively connected to two ends of the sealing plate, a telescopic rod is disposed on each sealing block, a bottom end of the telescopic rod penetrates through a bottom plate of the drainage chamber through a telescopic hole, and the telescopic rod can drive the sealing plate to extend into or out of the first sealing groove through the sealing block and drive the sealing block to extend into or out of the telescopic hole.

5. The volume-adjustable drainage device according to claim 1, wherein a sealing connector is disposed on the liquid inlet, a second sealing groove is disposed on a top of the liquid inlet, a sealing gasket is disposed in the second sealing groove, the sealing connector is in threaded connection with the liquid inlet and presses the sealing gasket, a through hole is disposed on the sealing connector, and a silicone block is filled in the through hole.

6. A volume-adjustable drainage device as claimed in any one of claims 1 to 5, wherein a silicone sleeve is sleeved on the outer side of the piston plate.