CN213432008U - Novel drainage device - Google Patents

Abstract

The utility model belongs to the technical field of medical equipment technique and specifically relates to a novel drainage device. The utility model provides a novel drainage device, includes the drainage bottle, and the lower extreme of drainage bottle is connected to induction pipe and discharge pipe, and the top of drainage bottle is connected the couple, has the governing valve on the induction pipe, and the discharge pipe is drawn forth after stretching into in the motorised valve. This kind of novel drainage device is when using, through the introduction and the exhaust speed of governing valve and motorised valve control drainage liquid to reach the effect that lasts drainage cerebrospinal fluid at the uniform velocity, the nurse is simple and convenient laborsaving again, satisfies the requirement of cerebrospinal fluid drainage.

Description

Novel drainage device

Technical Field

The utility model belongs to the technical field of medical equipment technique and specifically relates to a novel drainage device.

Background

Continuous cerebrospinal fluid drainage is a common adjuvant therapy means in neurosurgery, can quickly remove hematocele, relieve meninges irritation and cerebral vasospasm, reduce hydrocephalus, and regulate and control intracranial pressure. For continuous cerebrospinal fluid drainage, proper drainage quantity per day is ensured, attention is paid to uniform control of the drainage quantity in unit time, and if the drainage speed is too high, intracranial pressure is sharply reduced, bridging vein traction can be caused to break bleeding, and excessive drainage can cause intracranial pressure headache. In clinical work, use traditional cerebrospinal fluid drainage device, need the nurse to observe constantly and adjust the height and the drainage speed of drainage tube repeatedly, waste time and difficultly, both increased nurse's work load, must not reach again that satisfied at the uniform velocity drainage effect and total amount require. Consequently, the urgent need improves traditional cerebrospinal fluid drainage device to can reach the effect that lasts the cerebrospinal fluid drainage, nurse is easy and simple to handle laborsaving again.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects existing in the current cerebrospinal fluid drainage process, the utility model provides a novel drainage device.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a novel drainage device, includes the drainage bottle, and the lower extreme of drainage bottle is connected to induction pipe and discharge pipe, and the top of drainage bottle is connected the couple, has the governing valve on the induction pipe, and the discharge pipe is drawn forth after stretching into in the motorised valve.

According to the utility model discloses a further embodiment includes, has the screw hole in the valve body of governing valve, the downthehole screw in screw rod of screw, and the tip of screw rod has the end cap, and the outer wall contact of end cap and induction tube has the handle on the screw rod, and the valve body is transparent material manufacturing, and the end cap adopts coloured material to make.

According to the utility model discloses a further embodiment, include, the motorised valve contains two valve clacks through axle movable mounting in the motorised valve, and the driven tooth is installed to one side of the axle of valve clack, and the driven tooth meshes with the middle tooth of intermediate position, installs servo motor in the below of middle tooth, and the epaxial drive tooth of servo motor's output meshes with middle tooth.

According to another embodiment of the utility model, further include, there is the winder between drainage bottle and the couple.

According to the utility model discloses a further embodiment, further include, the coiler includes that central point puts and installs the torsional spring, and the outer lane of torsional spring is the collar, and the winding has the scale on the collar, and the scale passes locking means again after walking around the guide pulley of coiler upper end and is connected with the couple.

According to the utility model discloses a further embodiment, further include, locking means has the pull rod including the dog that is located scale one side another time at the scale, and the tip of pull rod is convex briquetting, installs the spring between briquetting and locking means's the shell.

According to the utility model discloses a further embodiment, further include, the tip of briquetting is the rubber pad.

The beneficial effects of the utility model are that, this kind of novel drainage device is when using, through the introduction and the exhaust speed of governing valve and motorised valve control drainage liquid to reach the effect that lasts drainage cerebrospinal fluid at the uniform velocity, the nurse is easy and simple to handle laborsaving again, satisfies the requirement of cerebrospinal fluid drainage.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic diagram of the regulating valve mechanism of the present invention;

fig. 3 is a schematic structural diagram of the electric valve of the present invention;

fig. 4 is a rear view of fig. 3 of the present invention;

fig. 5 is a schematic structural diagram of the winder of the present invention;

fig. 6 is a schematic structural diagram of the locking device of the present invention;

in the figure, the drainage bottle 1, the drainage bottle 2, the leading-in pipe 3, the discharge pipe 4, the regulating valve 5, the electric valve 6, the winder 7, the hook 8, the valve body 9, the threaded hole 10, the screw rod 11, the handle 12, the plug 13, the servo motor 14, the driving tooth 15, the middle tooth 16, the driven tooth 17, the torsion spring 18, the mounting ring 19, the graduated scale 20, the locking device 21, the guide wheel 22, the stop dog 23, the pressing block 24, the pull rod 25, the spring 26, the rubber pad 27 and the valve clack.

Detailed Description

Fig. 1-6 are the structural schematic diagram of the utility model, a novel drainage device, including drainage bottle 1, drainage bottle 1's lower extreme is connected to induction pipe 2 and discharge pipe 3, and drainage bottle 1's top is connected couple 7, has governing valve 4 on the induction pipe 2, and discharge pipe 3 draws after stretching into motorised valve 5.

The front end of the leading-in pipe 2 of the novel drainage device is in butt joint with the drainage pipe inserted into the brain, the speed of effusion in the bottle 1 is adjusted through the adjusting valve 4, the effusion discharging speed is controlled through the electric valve 5, and the requirement for drainage can be met by adjusting the drainage speed through bidirectional control.

According to the utility model discloses a further embodiment includes, threaded hole 9 in the valve body 8 of governing valve 4, screwed into screw rod 10 in the threaded hole 9, and there is end cap 12 at the tip of screw rod 10, and end cap 12 and the outer wall contact of induction pipe 2 have handle 11 on the screw rod 10, and valve body 8 is transparent material manufacturing, and end cap 12 adopts the colored material to make.

Through rotating handle 11, screw rod 10 can reciprocate under the effect of screw hole 9 for end cap 12 oppresses the outer wall control introducing pipe 2 of introducing pipe 2's internal diameter and is used for reaching the purpose of control flow rate, and valve body 8 makes for the material of whole name of giving, and end cap 12 is coloured material, can learn end cap 12's position through observing, and the nurse of being convenient for operates.

According to the utility model discloses a further embodiment, further include, motorised valve 5 contains two valve clacks 27 through axle movable mounting in motorised valve 5, and driven tooth 16 is installed to one side of the axle of valve clack 27, and driven tooth 16 meshes with the middle tooth 15 of intermediate position, installs servo motor 13 in the below of middle tooth 15, and the epaxial drive tooth 14 of output of servo motor 13 meshes with middle tooth 15.

The electric valve 5 is simply an electric actuator for controlling the valve, so as to open and close the valve.

The servo motor 13 can control speed and position accurately, and can convert voltage signals into torque and rotating speed to drive a control object. The rotation speed of the rotor of the servo motor is controlled by an input signal and can quickly respond, the servo motor is used as an actuating element in an automatic control system, has the characteristics of small electromechanical time constant, high linearity, starting voltage and the like, and can convert a received electric signal into angular displacement or angular speed on a motor shaft for output.

Through predetermineeing, make servo motor 13 carry out periodic operation, when the phase carries out the pivoted, drive middle tooth 14 and rotate, finally drive valve clack 27 through driven tooth 16 and rotate and open, make discharge pipe 3 carry out the flowing back, servo motor 13 resets after the short-lived stopping, can drive the dropping liquid position that valve clack 27 shutoff was stopped up discharge pipe 2, realize the separation, adjust through the operating frequency to servo motor 13, control opening and closing of valve clack 27, and then reach the control purpose of drainage liquid drop number under the control single open mode, satisfy the demand of accurate control.

According to another embodiment of the utility model, further include, there is the winder 6 between drainage bottle 1 and couple 7.

Through the distance between the retractor 6 and the hook 7, the hanging height of the drainage bottle 1 is controlled, and the drainage requirement is met.

According to the utility model discloses a further embodiment, further include, the coiler 6 includes that central point puts and installs torsional spring 17, and the outer lane of torsional spring 17 is collar 18, and the winding has scale 19 on the collar 18, and scale 19 passes locking device 20 again after the guide pulley 21 of 6 upper ends of coilers that walks around and is connected with couple 7.

When the height is adjusted, the locking device 20 is loosened to pull the graduated scale 19, the position of the drainage bottle 1 is adjusted, the height can be observed on the graduated scale 19, when the graduated scale 19 needs to be stored, the same unlocking locking device enables the mounting ring 18 to rotate under the driving of the torsion spring 17, and then the purpose of storing the graduated scale 17 is met.

According to the utility model discloses a further embodiment, further include, locking means 20 has pull rod 24 including being located the dog 22 of scale 19 one side another time of scale 19, and the tip of pull rod 24 is convex briquetting 23, installs spring 25 between briquetting 23 and locking means 20's the shell.

When the graduated scale 17 is pulled up to a proper position, the pull rod 24 is loosened, the pull rod 24 moves forwards under the action of the spring 25, the pressing block 23 at the end part of the pull rod 24 extrudes the graduated scale 19, the graduated scale 19 is pressed between the stop block 22 and the pressing block 23, and locking operation of the graduated scale is achieved.

According to another embodiment of the present invention, further comprising that the end of the pressing block 23 is a rubber pad 26.

The rubber pad 26 increases the friction between the press block 23 and the graduated scale 17, and meets the requirement of locking.

The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims (7)

1. The utility model provides a novel drainage device, includes drainage bottle (1), and the lower extreme of drainage bottle (1) is connected to induction pipe (2) and discharge pipe (3), and characterized by, couple (7) are connected on the top of drainage bottle (1), have governing valve (4) on induction pipe (2), draw forth behind discharge pipe (3) stretch into motorised valve (5).

2. A novel drainage device according to claim 1, characterized in that a threaded hole (9) is formed in the valve body (8) of the regulating valve (4), a screw (10) is screwed into the threaded hole (9), a plug (12) is arranged at the end of the screw (10), the plug (12) is in contact with the outer wall of the inlet pipe (2), a handle (11) is arranged on the screw (10), the valve body (8) is made of transparent material, and the plug (12) is made of colored material.

3. A new type of drainage device according to claim 1, characterized in that the electric valve (5) comprises two flaps (27) movably mounted in the electric valve (5) by means of a shaft, one side of the shaft of the flaps (27) is provided with a driven tooth (16), the driven tooth (16) is engaged with the intermediate tooth (15) in the middle position, a servo motor (13) is mounted below the intermediate tooth (15), and a driving tooth (14) on the output shaft of the servo motor (13) is engaged with the intermediate tooth (15).

4. The novel drainage device as claimed in claim 1, wherein a winder (6) is arranged between the drainage bottle (1) and the hook (7).

5. The novel drainage device as claimed in claim 4, wherein the winding device (6) comprises a torsion spring (17) mounted at the center, the outer ring of the torsion spring (17) is a mounting ring (18), a graduated scale (19) is wound on the mounting ring (18), and the graduated scale (19) bypasses a guide wheel (21) at the upper end of the winding device (6) and then passes through the locking device (20) to be connected with the hook (7).

6. A novel drainage device according to claim 5 characterised in that the locking means (20) comprises a stop (22) on one side of the graduated scale (19), a pull rod (24) is provided on the other side of the graduated scale (19), the end of the pull rod (24) is provided with a protruding pressure block (23), and a spring (25) is mounted between the pressure block (23) and the housing of the locking means (20).

7. A new drainage device according to claim 6 characterised in that the end of the pressure block (23) is a rubber pad (26).

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