CN216394881U - Precise negative pressure drainage device - Google Patents

Abstract

The utility model relates to the technical field of medical equipment and discloses a precise negative pressure drainage device which comprises a collection bottle, wherein the top end of the collection bottle is movably connected with a cover body, the top end of the cover body is fixedly provided with a drainage tube, one end of the drainage tube penetrates through the bottom end of the cover body and extends to the bottom end of the cover body, a hose is sleeved outside the drainage tube, a hose clamping assembly is arranged outside the hose, the bottom end of the collection bottle is fixedly provided with a connecting ring, and the outer side of the connecting ring is in threaded connection with a placing ring. This accurate negative pressure drainage ware, in the in-process that uses, when needs detect drainage liquid or drainage liquid when full, be convenient for discharge the inside drainage liquid of collecting bottle, and the discharge process is comparatively simple convenient, also can not cause the pollution simultaneously, when needs change negative pressure drainage ware, be convenient for restrict the inside liquid flow of drainage tube simultaneously to the effectual air entering of avoiding appearing causes retrograde infection in the pipe, or intraductal liquid spills to outside the pipe, the phenomenon of polluted environment.

Description

Precise negative pressure drainage device

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a precise negative pressure drainage device.

Background

The negative pressure drainage technology is a new technology for treating wound surface developed in recent years, and the negative pressure drainage technology adopts the principle of negative pressure suction to suck out exudates of the wound surface through a drainage tube, so as to achieve the purposes of removing necrotic tissues, reducing the number of bacteria of the wound surface, relieving edema, accelerating the blood circulation of the wound surface part, remarkably promoting new blood vessels to enter the wound surface and stimulating the growth of granulation tissues, and can directly accelerate the healing of the wound surface or create conditions for surgical repair.

Most of the existing negative pressure drainage devices are transparent, and the outside of the negative pressure drainage device is provided with scale marks, so that the specific numerical value in the collection bottle can be precisely observed in the drainage process, and the negative pressure drainage device has the advantage of high precision, but one end of the drainage tube is placed in a human body operation area or a body cavity, and the other end of the drainage tube penetrates through a skin incision to be placed outside the body, but when the negative pressure drainage device is replaced, medical personnel is required to limit the flow of liquid in the drainage tube in a manner of pinching or folding the hose by hands, the operation is inconvenient, air is easily caused to enter the tube to cause retrograde infection, or the liquid in the tube leaks out of the tube to pollute the environment, and meanwhile, when the drainage liquid needs to be detected or is overfilled in the use process of the existing negative pressure drainage device, a liquid drainage hole needs to be opened, and the drainage liquid is discharged from the liquid drainage hole, because feed liquor hole, outage on the current drainage ware all are located the up end of drainage bag, consequently when following the outage discharge liquid, need can discharge drainage liquid downwards with the drainage bag upset, very inconvenient, take place spilling hourglass of drainage liquid very easily moreover at the upset in-process, cause the pollution to the surrounding environment, so propose a accurate negative pressure drainage ware and solve the above-mentioned problem that proposes.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a precise negative pressure drainage device which has the advantages of convenient dumping and pollution reduction, and solves the problems that when the prior negative pressure drainage device is replaced, one end of a drainage tube is placed in an operation area or a body cavity of a human body, and the other end of the drainage tube penetrates through a skin incision and is placed outside the body, the flow of liquid in the drainage tube is generally limited by medical personnel in a way of pinching or folding the drainage tube by hands, the operation is inconvenient, air easily enters the tube to cause retrograde infection, or the liquid in the tube leaks out of the tube to pollute the environment, meanwhile, when the drainage liquid needs to be detected or is over-full in the using process of the prior negative pressure drainage device, a liquid discharge hole needs to be opened to discharge the drainage liquid, and the drainage liquid is discharged from the liquid discharge hole because the liquid inlet hole and the liquid discharge hole on the prior drainage device are both positioned on the upper end surface of a drainage bag, drainage liquid can be discharged only by downwards overturning the drainage bag, so that the drainage bag is inconvenient, and the drainage liquid is easy to leak in the overturning process, thereby causing the pollution to the surrounding environment.

(II) technical scheme

The technical scheme for solving the technical problems is as follows: the utility model provides an accurate negative pressure drainage ware, includes the collecting bottle, the top swing joint of collecting bottle has the lid, and the top fixed mounting of lid has one end to run through and extend to the drainage tube of lid bottom, and the outside cover of drainage tube is equipped with the hose, and the outside of hose is provided with the double-layered pipe subassembly, the bottom fixed mounting of collecting bottle has the go-between, and the outside threaded connection of go-between has places the ring, the inner chamber bottom fixed mounting of collecting bottle has one end to run through and extend to placing the inside drain pipe of ring, and the inside rotation of drain pipe is connected with the closing plate, and the inside fixed mounting of closing plate has one end to run through and extend to the handle of drain pipe right-hand member, the right-hand member of drain pipe is provided with the fixed subassembly that is used for spacing handle.

The utility model has the beneficial effects that:

this accurate negative pressure drainage ware, in the in-process that uses, when needs detect drainage liquid or drainage liquid when full, be convenient for discharge the inside drainage liquid of collecting bottle, and the discharge process is comparatively simple convenient, also can not cause the pollution simultaneously, when needs change negative pressure drainage ware, be convenient for restrict the inside liquid flow of drainage tube simultaneously to the effectual air entering of avoiding appearing causes retrograde infection in the pipe, or intraductal liquid spills to outside the pipe, the phenomenon of polluted environment.

On the basis of the technical scheme, the utility model can be further improved as follows.

Further, press from both sides the pipe subassembly and include the install bin, the hole has all been seted up to the top and the bottom of install bin, the hose is located the inside of placing the hole, the inner chamber right side wall fixed mounting of install bin has the spring, and the left end fixed mounting of spring has the fly leaf, and the left end fixed mounting of fly leaf has the round bar, and the left end fixed mounting of round bar has the tube clamping plate, first through-hole has been seted up on the top of install bin, the second through-hole that is linked together with first through-hole is seted up to the rear surface of install bin, the outside of round bar is connected with the push rod that one end extends to the install bin top through the bearing, and the push rod is located the inside of first through-hole.

The beneficial effect who adopts above-mentioned further scheme is that, be provided with the double-layered pipe subassembly, be convenient for restrict the inside liquid flow of drainage tube to effectual air entering that avoids appearing causes retrograde infection in the pipe, or intraductal liquid spills to outside of the tubes, the phenomenon of polluted environment.

Further, the spout has been seted up to the inner chamber bottom of install bin, the bottom fixed mounting of fly leaf has sliding connection in the inside slider of spout.

The beneficial effect who adopts above-mentioned further scheme is provided with spout and slider for the fly leaf can remove along the direction of spout length through the slider when removing, thereby avoids appearing the phenomenon of fly leaf skew.

Further, the bottom end of the inner cavity of the collecting bottle is fixedly provided with an annular guide plate positioned outside the liquid outlet pipe, and the center of the annular guide plate is downwards sunken.

Adopt above-mentioned further scheme's beneficial effect to be through being provided with annular guide plate for at the in-process of flowing back, be convenient for outwards discharge the inside drainage liquid of collecting bottle.

Further, fixed subassembly includes the connecting plate, the right-hand member fixed mounting of drain pipe has quantity to be two and is located the connecting plate of both sides about the handle respectively, and the equal fixed mounting in the back of the body one side of the back of the body of two connecting plates has one end to run through and extend to the thread bush of the relative one side of two connecting plates, and the inside threaded connection of thread bush has one end to run through and extend to the inside screw rod of handle, the thread groove with screw rod looks adaptation all is seted up to the upper and lower both sides of handle.

Adopt above-mentioned further scheme's beneficial effect be provided with fixed subassembly, can prescribe a limit to the position of handle to convenience of customers carries out flowing back or sealed.

Further, the inner chamber left side wall fixed mounting of drain pipe has the straight-bar, and the left end of closing plate is seted up the scarce groove with straight-bar looks adaptation, and the straight-bar is located the inside of scarce groove, the outside fixed mounting of closing plate has annular sealed pad, and the outside of annular sealed pad closely laminates with the inside wall of drain pipe.

The beneficial effects of adopting above-mentioned further scheme are that, be provided with the straight-bar for the closing plate can guarantee its stationarity at the pivoted in-process, still is provided with annular gasket simultaneously, can the straight tube inside carry out effectual sealing, avoids going out the phenomenon of liquid weeping.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic structural view of a tube clamping assembly according to the present invention;

FIG. 3 is a schematic view of the connection between the mounting box and the first and second through holes of the present invention;

FIG. 4 is a schematic cross-sectional view of the connection of the collection bottle to the connector ring of the present invention;

FIG. 5 is an enlarged view taken at A of FIG. 4 in accordance with the present invention;

FIG. 6 is a schematic top view of the connection between the drain tube and the sealing plate according to the present invention.

In the figure: 1. a collection bottle; 2. a cover body; 3. a drainage tube; 4. a hose; 5. a tube clamping assembly; 51. installing a box; 52. placing holes; 53. a spring; 54. a movable plate; 55. a round bar; 56. a tube clamping plate; 57. a first through hole; 58. a second through hole; 59. a push rod; 6. a connecting ring; 7. placing a ring; 8. a liquid outlet pipe; 9. a sealing plate; 10. a handle; 11. a fixing assembly; 111. a connecting plate; 112. a threaded sleeve; 113. a screw; 114. a thread groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the embodiment, as shown in fig. 1-6, a precise negative pressure drainage device is provided, wherein a cover body 2 is movably connected to the top end of a collection bottle 1, a drainage tube 3 with one end penetrating and extending to the bottom end of the cover body 2 is fixedly installed at the top end of the cover body 2, a flexible tube 4 is sleeved outside the drainage tube 3, a tube clamping assembly 5 is arranged outside the flexible tube 4, a connection ring 6 is fixedly installed at the bottom end of the collection bottle 1, a placement ring 7 is connected to the outer side of the connection ring 6 in a threaded manner, a liquid outlet tube 8 with one end penetrating and extending to the inside of the placement ring 7 is fixedly installed at the bottom end of an inner cavity of the collection bottle 1, a sealing plate 9 is rotatably connected inside the liquid outlet tube 8, a handle 10 with one end penetrating and extending to the right end of the liquid outlet tube 8 is fixedly installed inside the sealing plate 9, and a fixing assembly 11 for limiting the handle 10 is arranged at the right end of the liquid outlet tube 8;

the pipe clamping assembly 5 comprises an installation box 51, placing holes 52 are formed in the top end and the bottom end of the installation box 51, the hose 4 is located inside the placing holes 52, a spring 53 is fixedly installed on the right side wall of an inner cavity of the installation box 51, a movable plate 54 is fixedly installed on the left end of the spring 53, a round rod 55 is fixedly installed on the left end of the movable plate 54, a pipe clamping plate 56 is fixedly installed on the left end of the round rod 55, a first through hole 57 is formed in the top end of the installation box 51, a second through hole 58 communicated with the first through hole 57 is formed in the rear surface of the installation box 51, a push rod 59 with one end extending to the top end of the installation box 51 is connected to the outside of the round rod 55 through a bearing, and the push rod 59 is located inside the first through hole 57;

the pipe clamping assembly is arranged, so that the liquid flow in the drainage pipe is convenient to limit, and the phenomenon that air enters the pipe to cause retrograde infection or liquid in the pipe leaks out of the pipe to pollute the environment is effectively avoided;

the bottom end of the inner cavity of the installation box 51 is provided with a sliding groove, and the bottom end of the movable plate 54 is fixedly provided with a sliding block which is connected to the inside of the sliding groove in a sliding manner;

the sliding chute and the sliding block are arranged, so that the movable plate can move along the length direction of the sliding chute through the sliding block when moving, and the phenomenon that the movable plate deviates is avoided;

the bottom end of the inner cavity of the collecting bottle 1 is fixedly provided with an annular guide plate positioned outside the liquid outlet pipe 8, and the center of the annular guide plate is downwards sunken;

by arranging the annular guide plate, drainage liquid in the collection bottle can be conveniently discharged outwards in the liquid discharging process;

the fixed assembly 11 comprises connecting plates 111, the right end of the liquid outlet pipe 8 is fixedly provided with two connecting plates 111 which are respectively positioned at the upper side and the lower side of the handle 10, the opposite sides of the two connecting plates 111 are fixedly provided with threaded sleeves 112, one ends of the threaded sleeves are penetrated through and extend to the opposite sides of the two connecting plates 111, the internal threads of the threaded sleeves 112 are connected with screw rods 113, one ends of the threaded sleeves are penetrated through and extend to the inside of the handle 10, and the upper side and the lower side of the handle 10 are respectively provided with threaded grooves 114 matched with the screw rods 113;

the fixing component is arranged, so that the position of the handle can be limited, and the liquid drainage or sealing can be conveniently carried out by a user;

a straight rod is fixedly installed on the left side wall of the inner cavity of the liquid outlet pipe 8, a notch matched with the straight rod is formed in the left end of the sealing plate 9, the straight rod is located inside the notch, an annular sealing gasket is fixedly installed on the outer side of the sealing plate 9, and the outer side of the annular sealing gasket is tightly attached to the inner side wall of the liquid outlet pipe 8;

the straight rod is arranged, so that the stability of the sealing plate can be guaranteed in the rotating process, meanwhile, the annular sealing gasket is arranged, the inside of the straight pipe can be effectively sealed, and the liquid outlet and leakage phenomena are avoided.

The working principle is as follows:

the first innovation point implementation step:

the first step is as follows: when drainage liquid needs to be detected or the drainage liquid is too full, the placing ring 7 can be rotated, so that the placing ring 7 is not in threaded connection with the outer side of the connecting ring 6 any more, then the screw 113 can be rotated, the screw 113 is not positioned in the thread groove 114 any more, when the two screws 113 are not positioned in the two thread grooves 114, the handle 10 can be rotated, so that the handle 10 drives the sealing plate 9 to rotate, the drainage liquid in the collecting bottle 1 can be discharged from the liquid outlet pipe 8, a worker can conveniently detect or pour the drainage liquid, the discharging process is simple and convenient, and meanwhile, the environment pollution can not be caused;

the second step is that: when the negative pressure drainage device needs to be replaced, the push rod 59 can be pushed leftwards, when the negative pressure drainage device is pushed to the leftmost end, the push rod 59 can be rotated backwards, so that the push rod 59 is positioned in the second through hole 58, at the moment, the left end of the tube clamping plate 56 can abut against the left side wall of the inner cavity of the installation box 51, and the position of the tube clamping plate 56 can be limited, so that the liquid in the hose 4 is limited through the tube clamping plate 56, the operation process is convenient, medical personnel can not limit the flow of the liquid in the hose 4 in a manner of pinching or folding the hose 4 by hands any more, air can not enter the tube to cause retrograde infection or the liquid in the tube leaks out of the tube to pollute the environment, after the replacement is finished, the push rod 59 can be rotated again, the push rod 59 is moved to the inside of the first through hole 57, at the moment, the tube clamping plate 56 can be pulled rightwards through the tensile force of the spring 53, so that it no longer constrains the hose 4 and normal drainage can be resumed.

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, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a 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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a precision negative pressure drainage ware, includes receiving flask (1), its characterized in that: the top end of the collecting bottle (1) is movably connected with a cover body (2), the top end of the cover body (2) is fixedly provided with a drainage tube (3) one end of which penetrates through and extends to the bottom end of the cover body (2), a hose (4) is sleeved outside the drainage tube (3), a hose clamping component (5) is arranged outside the hose (4), the bottom end of the collecting bottle (1) is fixedly provided with a connecting ring (6), the outer side of the connecting ring (6) is in threaded connection with a placing ring (7), a liquid outlet pipe (8) with one end penetrating through and extending to the inside of the placing ring (7) is fixedly arranged at the bottom end of the inner cavity of the collecting bottle (1), a sealing plate (9) is rotatably connected inside the liquid outlet pipe (8), a handle (10) with one end penetrating through and extending to the right end of the liquid outlet pipe (8) is fixedly arranged inside the sealing plate (9), the right end of the liquid outlet pipe (8) is provided with a fixing component (11) for limiting the handle (10).

2. The precise negative pressure flow diverter of claim 1, characterized in that: the pipe clamping assembly (5) comprises an installation box (51), placing holes (52) are formed in the top end and the bottom end of the installation box (51), the hose (4) is positioned in the placing hole (52), the spring (53) is fixedly installed on the right side wall of the inner cavity of the installing box (51), the movable plate (54) is fixedly installed at the left end of the spring (53), the round rod (55) is fixedly installed at the left end of the movable plate (54), the tube clamping plate (56) is fixedly installed at the left end of the round rod (55), a first through hole (57) is formed at the top end of the installation box (51), a second through hole (58) communicated with the first through hole (57) is formed on the rear surface of the installation box (51), the outside of round bar (55) is connected with push rod (59) that one end extends to install bin (51) top through the bearing, and push rod (59) are located the inside of first through-hole (57).

3. The precise negative pressure flow diverter of claim 2, characterized in that: the bottom end of the inner cavity of the installation box (51) is provided with a sliding groove, and the bottom end of the movable plate (54) is fixedly provided with a sliding block which is connected to the inside of the sliding groove in a sliding mode.

4. The precise negative pressure flow diverter of claim 1, characterized in that: the inner chamber bottom fixed mounting of collecting bottle (1) has the annular guide plate that is located the drain pipe (8) outside, and the positive center department of annular guide plate is the undercut setting.

5. The precise negative pressure flow diverter of claim 1, characterized in that: fixed subassembly (11) are including connecting plate (111), the right-hand member fixed mounting of drain pipe (8) has quantity to be two and is located connecting plate (111) of both sides about handle (10) respectively, and the equal fixed mounting in one side of the back of the body of two connecting plates (111) has one end to run through and extend to thread bush (112) of two relative one sides of connecting plate (111), and the inside threaded connection of thread bush (112) has one end to run through and extend to inside screw rod (113) of handle (10), thread groove (114) with screw rod (113) looks adaptation are all seted up to the upper and lower both sides of handle (10).

6. The precise negative pressure flow diverter of claim 5, characterized in that: the inner cavity left side wall fixed mounting of drain pipe (8) has the straight-bar, and the left end of closing plate (9) is seted up and is lacked the groove with straight-bar looks adaptation, and the straight-bar is located the inside of lacked the groove, the outside fixed mounting of closing plate (9) has the annular to seal up, and the outside that the annular was sealed is closely laminated with the inside wall of drain pipe (8).

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