CN212262027U

CN212262027U - Simple endoscope perfusion adding device capable of maintaining constant pressure

Info

Publication number: CN212262027U
Application number: CN202021383813.0U
Authority: CN
Inventors: 杨艳; 朱怡; 王晓倩
Original assignee: Suzhou Municipal Hospital
Current assignee: Suzhou Municipal Hospital
Priority date: 2020-07-15
Filing date: 2020-07-15
Publication date: 2021-01-01
Anticipated expiration: 2030-07-15

Abstract

The utility model discloses a can maintain constant pressure's simple and easy chamber mirror fills joining device, the on-line screen storage device comprises a base, be provided with spiral helicine logical groove in the base, be provided with motor installation cavity, transmission installation cavity and battery mounting groove in the base. The utility model discloses a slow constant speed rotation that lasts of output shaft drive connecting axle that rotates the motor, and then drive and connect the rope and last the rolling, then realize the movable sealing plug and inwards last the constant speed along leading to the groove and remove at rolling in-process, promote forward through the movable sealing plug and realize that the gas in its the place ahead lasts and get rid of from leading the gas port, then loop through disposable first screw thread plastic cover, plastics pipe and second screw thread plastic cover enter into the washing bag, wherein the feedback through the ultrasonic flowmeter body makes the rotational speed that the motor was rotated in controller control, the velocity of flow that the transfer line was guaranteed to atmospheric pressure's mode in the change washing bag when the infusion is like this is the same, then guarantee that the flush fluid gets into the internal pressure.

Description

Simple endoscope perfusion adding device capable of maintaining constant pressure

Technical Field

The utility model relates to the field of medical technology, especially, relate to a can maintain simple and easy chamber mirror of constant pressure and fill and add device.

Background

At present, a device for pressurizing and filling liquid in a 3L washing bag into a patient body is needed in endoscopic surgery, and an endoscopic filling pump or a pressurizing bag mode is adopted clinically, wherein the endoscopic filling pump is inconvenient to use, a special washing pipe is needed, and pulse type pressurization is easy to damage a membrane on the washing pipe to cause water leakage; and the mode of adopting the pressurizing bag extrudes the flushing bag after pressurizing and expanding the pressurizing bag, so that the deformation pressure of the pressurizing bag can not be completely acted on the flushing bag in the extrusion process, and the problem of unstable extrusion force of the flushing bag caused by insufficient extrusion is solved. Furthermore, when the 3L irrigation bag is infusing fluid into a patient, the 3L irrigation bag is generally in an elevated position relative to the point of infusion that is in contact with the body; as the 3L flushing bag is filled with less liquid in the injection process, the output pressure to the human body at the injection point is difficult to keep constant due to the influence of gravity factors. Therefore, a simple endoscope perfusion adding device capable of maintaining constant pressure is designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems existing in the prior art, and providing a simple endoscope perfusion adding device capable of maintaining constant pressure.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a simple endoscope perfusion adding device capable of maintaining constant pressure comprises a base, wherein a spiral through groove is formed in the base, a motor installation cavity, a transmission installation cavity and a battery installation groove are formed in the base, a rotating motor is fixedly connected in the motor installation cavity, an output shaft of the rotating motor penetrates through the motor installation cavity and extends into the transmission installation cavity, a connecting shaft is rotatably connected to the inner side wall of the transmission installation cavity and is connected with the output shaft of the rotating motor through a transmission mechanism, the connecting shaft penetrates through the transmission installation cavity and extends into the through groove, a wire collecting cylinder is fixedly connected to the extending end of the connecting shaft, a top shell is fixedly connected to the base, a movable sealing plug is arranged between the top shell and the through groove of the base and is connected with the inner side wall of one end of the through groove through a rubber belt, and the other side of the movable sealing plug, an air guide port is formed in the center of the top shell.

Preferably, the transmission mechanism comprises a first gear fixedly sleeved on the output shaft of the rotating motor, a second gear is fixedly sleeved on the outer side wall of the connecting shaft, and the diameter of the first gear is smaller than that of the second gear.

Preferably, the bottom of top shell is provided with the card strip of screw thread form, be provided with the reservation draw-in groove that corresponds with the card strip on the base.

Preferably, the outer side wall of the base is in threaded connection with a handle bolt, and the clamping strip is provided with a reserved thread groove corresponding to the handle bolt.

Preferably, the end of giving vent to anger of leading the gas port is provided with the thread bush, the lateral wall threaded connection of thread bush has first screw thread plastic cover, first screw thread plastic cover is connected with the plastics pipe, the other end of plastics pipe is connected with second screw thread plastic cover.

Preferably, a control cavity is formed in the base, a controller is arranged in the control cavity, the output end of the controller is electrically connected with the rotating motor, and the input end of the controller is electrically connected with the ultrasonic flowmeter body.

Preferably, the housing in the ultrasonic flowmeter body is composed of two half-rings, and the two half-rings are connected through a plurality of handle bolts.

The utility model has the advantages that:

this device is through the slow continuous rotation of output shaft drive connecting axle that rotates the motor, and then drive and connect the rope and continue the rolling, then realize the movable sealing plug at the rolling in-process and inwards continuously move along leading the groove, promote forward through the movable sealing plug and realize that the gas in its the place ahead lasts and get rid of from leading the gas port, then loop through disposable first screw thread plastic cover, plastics pipe and second screw thread plastic cover enter into the washing bag, wherein the feedback through the ultrasonic flowmeter body makes the rotational speed that the motor was rotated in the controller control, the velocity of flow that the transfer line was guaranteed to the mode of atmospheric pressure in the washing bag when the infusion was changed like this is the same, then guarantee that the flush fluid gets into the internal pressure of.

Drawings

Fig. 1 is a schematic structural view of a simple endoscope perfusion adding device capable of maintaining a constant pressure according to the present invention;

fig. 2 is a schematic top view of a base of the simple endoscope perfusion adding device capable of maintaining a constant pressure according to the present invention;

fig. 3 is a schematic view of the bottom view structure of the top shell of the simple perfusion adding device for endoscope capable of maintaining constant pressure according to the present invention;

fig. 4 is the internal structure diagram of the transmission installation cavity in the simple endoscope perfusion adding device capable of maintaining constant pressure provided by the utility model.

In the figure: the ultrasonic flowmeter comprises a base 1, a motor mounting cavity 2, a transmission mounting cavity 3, a battery mounting groove 4, a rotating motor 5, a through groove 6, a top shell 7, a movable sealing plug 8, a rubber belt 9, a connecting rope 10, a first gear 11, a second gear 12, a gas guide port 13, a clamping strip 14, a reserved clamping groove 15, a handle bolt 16, a threaded sleeve 17, a first threaded plastic sleeve 18, a plastic guide pipe 19, a second threaded plastic sleeve 20, a connecting shaft 21, a wire winding drum 22, a controller 23 and an ultrasonic flowmeter body 24.

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 is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, a simple endoscope perfusion adding device capable of maintaining constant pressure comprises a base 1, a spiral through groove 6 is arranged in the base 1, a motor installation cavity 2, a transmission installation cavity 3 and a battery installation groove 4 are arranged in the base 1, wherein the battery installation groove 4 is the prior art, the arrangement of a battery is realized, and then the function of supplying power to a rotating motor 5, a controller 23 and an ultrasonic flowmeter body 24 through the battery is realized, wherein the circuit for supplying power to the rotating motor 5, the controller 23 and the ultrasonic flowmeter body 24 and the control thereof are the prior art, the details are omitted, the rotating motor 5 is fixedly connected in the motor installation cavity 2, the rotating motor 5 is a servo motor rotating forward and backward, an output shaft of the rotating motor 5 penetrates through the motor installation cavity 2 and extends into the transmission installation cavity 3, and a connecting shaft 21 is rotatably connected on the inner side wall of the transmission installation cavity 3, the connecting shaft 21 is connected with an output shaft of the rotating motor 5 through a transmission mechanism;

furthermore, the transmission mechanism comprises a first gear 11 fixedly sleeved on the output shaft of the rotating motor 5, a second gear 12 is fixedly sleeved on the outer side wall of the connecting shaft 21, the diameter of the first gear 11 is smaller than that of the second gear 12, the rotating motor 5 rotates to drive the connecting shaft 21 to rotate through the transmission mechanism, and the output shaft of the rotating motor 5 drives the connecting shaft 21 to rotate to achieve the effect of reducing the speed of the connecting shaft 21 when the output shaft of the rotating motor 5 drives the connecting shaft 21 to rotate due to the fact that the diameter of the first gear 11 is smaller than that of the second gear 12, so that the connecting shaft 21 rotates slowly;

further, the control chamber has been seted up on base 1, be provided with controller 23 in the control chamber, controller 23's output is connected with rotation motor 5 electricity, controller 23's input electricity is connected with ultrasonic flowmeter body 24, wherein ultrasonic flowmeter body 24 detects when the wash liquor velocity of flow appears changing in the wash pipe, give controller 23 a high level signal, wherein the controller adopts electromagnetic speed governing motor controller, and then the slew velocity through controller control rotation motor 5, and then the promotion speed of activity sealing plug 8 after the control, then change the internal gas pressure of washing bag, make like this when the wash liquor descends in the wash bag, stabilize the speed that the wash liquor pours into the patient from the wash bag, what need explain is: the electrical connection relationship and principle of the electromagnetic speed-regulating motor controller and the ultrasonic flowmeter body 24 are the prior art, and detailed excrescences are not needed;

still further, the shell in the ultrasonic flowmeter body 24 comprises two half-ring bodies, and two half-ring bodies are connected through a plurality of handle bolts, wherein the shell of the ultrasonic flowmeter body 24 comprises two half-ring bodies, and adopts the connected mode of handle bolts, so that the ultrasonic flowmeter body 24 is convenient to set on two sides of the infusion tube of the washing bag.

The connecting shaft 21 penetrates through the transmission mounting cavity 3 and extends into the through groove 6, the extending end of the connecting shaft 21 is fixedly connected with a wire collecting cylinder 22, the base 1 is fixedly connected with a top shell 7, and a movable sealing plug 8 is arranged between the top shell 7 and the through groove 6 of the base 1;

furthermore, a thread-shaped clamping strip 14 is arranged at the bottom of the top shell 7, a reserved clamping groove 15 corresponding to the clamping strip 14 is arranged on the base 1, the accuracy and the rapidity of the installation and butt joint of the top shell 7 and the base 1 are ensured through the arrangement of the clamping strip 14 and the reserved clamping groove 15, the sealing performance of the top shell 7 and a through groove 6 in the base 1 is better ensured, the internal gas is prevented from leaking outwards in the horizontal direction, and the top shell 7 is arranged to facilitate sterilization and other sterilization treatments inside the through groove 6;

still further, threaded connection has handle bolt 16 on the lateral wall of base 1, offers the reservation thread groove that corresponds with handle bolt 16 on the card strip 14, guarantees the stability that base 1 and topshell 7 are connected through setting up of handle bolt 16.

Wherein, the movable sealing plug 8 is connected with the inner side wall of one end of the through groove 6 through a rubber belt 9, the other side of the movable sealing plug 8 is connected with a take-up drum 22 through a connecting rope 10, and the center of the top shell 7 is provided with an air guide port 13;

further, the end of giving vent to anger of leading gas port 13 is provided with thread bush 17, the lateral wall threaded connection of thread bush has first screw thread plastic cover 18, first screw thread plastic cover 18 is connected with plastics pipe 19, the other end of plastics pipe 19 is connected with second screw thread plastic cover 20, then realize being connected with thread bush 17 through threaded connection's first screw thread plastic cover 18, be connected with washing bag through second screw thread plastic cover 20, wherein first screw thread plastic cover 18, plastics pipe 19 and second screw thread plastic cover 20 form the pipe, its pipe has disposable plastics to make, then can handle after using up at every turn, avoid cross use.

The base 1 and the 7 materials in the top shell of this device have stainless steel material to make, the sterilization and the effect of being convenient for, and movable sealing plug 8 has the solid piece in center, and the sealing rubber layer of being convenient for makes, and seals all the time between sealing rubber layer and the lateral wall and the top shell 7 that lead to groove 6.

The working principle of the utility model is as follows:

when the device is used, the rotating motor 5 is started, the output end of the rotating motor 5 drives the connecting shaft 21 to continuously and slowly rotate through the matching of the first gear 11 and the second gear 12, the wire winding drum 22 is driven to rotate, the wire winding drum 22 can drive the connecting rope 10 to wind, the movable sealing plug 8 is driven by the connecting rope 10 to continuously move inwards along the through groove 6, and due to the fact that the width of the through groove 6 is the same, the gas in front of the movable sealing plug 8 is pushed to sequentially pass through the gas guide port 13, the first threaded plastic sleeve 18, the plastic guide pipe 19 and the second threaded plastic sleeve 20 to enter the flushing bag, and the flushing fluid in the flushing bag can be accelerated to enter the body of a patient from the infusion tube after gas pressure is applied to the flushing bag; because the lateral wall of transfer line is provided with ultrasonic flowmeter body 24 at this in-process, accessible ultrasonic flowmeter body 24 detects the flushing fluid velocity of flow in the transfer line like this, when the velocity of flow changes, ultrasonic flowmeter body 24 feeds back to controller 23, controller 23 will be through the speed of rotation control movable sealing plug 8's of control rotation motor 5 propulsion speed, and then the gas in 8 the place ahead of control movable sealing plug enters into the wash bag, after the flush fluid constantly descends, guarantee the transfer line infusion velocity of flow the same through the mode that changes the interior atmospheric pressure of wash bag like this, and then guarantee that the flush fluid gets into the internal pressure of patient the same.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A simple endoscope perfusion adding device capable of maintaining constant pressure comprises a base (1) and is characterized in that a spiral through groove (6) is formed in the base (1), a motor installation cavity (2), a transmission installation cavity (3) and a battery installation groove (4) are formed in the base (1), a rotating motor (5) is fixedly connected in the motor installation cavity (2), an output shaft of the rotating motor (5) penetrates through the motor installation cavity (2) and extends into the transmission installation cavity (3), a connecting shaft (21) is rotatably connected to the inner side wall of the transmission installation cavity (3), the connecting shaft (21) is connected with an output shaft of the rotating motor (5) through a transmission mechanism, the connecting shaft (21) penetrates through the transmission installation cavity (3) and extends into the through groove (6), and a wire collecting cylinder (22) is fixedly connected to the extending end of the connecting shaft (21), fixedly connected with top shell (7) on base (1), be provided with movable sealing plug (8) between logical groove (6) of top shell (7) and base (1), movable sealing plug (8) pass through rubber tape (9) with the one end inside wall that leads to groove (6) and be connected, the opposite side of movable sealing plug (8) is connected through connecting rope (10) with receipts line section of thick bamboo (22), the center department of top shell (7) has seted up gas guide mouth (13).

2. The simple endoscope perfusion adding device capable of maintaining constant pressure according to claim 1, wherein the transmission mechanism comprises a first gear (11) fixedly sleeved on an output shaft of the rotating motor (5), a second gear (12) is fixedly sleeved on an outer side wall of the connecting shaft (21), and the diameter of the first gear (11) is smaller than that of the second gear (12).

3. The simple endoscope perfusion adding device capable of maintaining constant pressure according to claim 1, wherein a thread-shaped clamping strip (14) is arranged at the bottom of the top shell (7), and a reserved clamping groove (15) corresponding to the clamping strip (14) is arranged on the base (1).

4. The simple endoscope perfusion adding device capable of maintaining constant pressure according to claim 3, wherein a handle bolt (16) is connected to the outer side wall of the base (1) in a threaded manner, and a reserved thread groove corresponding to the handle bolt (16) is formed in the clamping strip (14).

5. The simple endoscope perfusion adding device capable of maintaining constant pressure according to claim 1, wherein a threaded sleeve (17) is disposed at the air outlet end of the air guide port (13), a first threaded plastic sleeve (18) is connected to the outer side wall of the threaded sleeve in a threaded manner, a plastic conduit (19) is connected to the first threaded plastic sleeve (18), and a second threaded plastic sleeve (20) is connected to the other end of the plastic conduit (19).

6. The simple endoscope perfusion adding device capable of maintaining constant pressure according to any one of claims 1-5, wherein a control cavity is formed in the base (1), a controller (23) is arranged in the control cavity, an output end of the controller (23) is electrically connected with the rotating motor (5), and an input end of the controller (23) is electrically connected with an ultrasonic flowmeter body (24).

7. The simple endoscopic perfusion adding device capable of maintaining constant pressure as claimed in claim 6, wherein the housing in the ultrasonic flowmeter body (24) is composed of two half-rings, and the two half-rings are connected by a plurality of handle bolts.