CN217245317U

CN217245317U - Improved suction device

Info

Publication number: CN217245317U
Application number: CN202220481381.XU
Authority: CN
Inventors: 苏丽娟; 陈婉姑; 周雪萍
Original assignee: 923th Hospital of the Joint Logistics Support Force of PLA
Current assignee: 923th Hospital of the Joint Logistics Support Force of PLA
Priority date: 2022-03-07
Filing date: 2022-03-07
Publication date: 2022-08-23
Anticipated expiration: 2032-03-07

Abstract

The utility model discloses an improved suction device, which comprises an outer barrel body, a barrel cover covered on the upper end of the outer barrel body, and a collection bag arranged in the outer barrel body, wherein the upper end of the barrel cover is provided with a suction tube and a first negative pressure tube, the side surface of the outer barrel body is provided with a second negative pressure tube, and in addition, the improved suction device also comprises a liquid level sensor, a controller and a solenoid valve; the liquid level sensor is a non-contact sensor and is arranged outside the side of the opening of the collecting bag; the electromagnetic valve is connected to the pipeline of the first negative pressure pipe; the liquid level sensor and the electromagnetic valve are connected with a controller through leads. The utility model discloses an improvement suction device can avoid bloody water and debris to suck to the tower crane backward to avoid the tower crane to block up.

Description

Improved suction device

Technical Field

The utility model belongs to the technical field of medical instrument, concretely relates to improvement suction device.

Background

The tower crane is the essential air supply medical equipment for the modern operating room of the hospital, and is mainly used for the terminal switching of medical gases such as oxygen supply, suction, compressed air, nitrogen and the like in the operating room. In use the tower is connected to the suction device via a tube, providing a negative pressure to draw blood produced during surgery into a collection bag of the suction device. At present, the collection bag is small in capacity, and if the blood is filled with the back, medical personnel change in time, the solid debris of blood is easily in the same direction as the pipeline suck-back to the tower crane, causes the tower crane to block up, and the higher difficult clearance mediation of tower crane to the use that the tower crane provided the negative pressure function has been influenced, the development of operation is unfavorable for.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that an improvement suction device is provided, can avoid bloody water and debris to suck to the tower crane backward to avoid the tower crane to block up.

In order to solve the problem, the utility model adopts the following technical scheme:

the improved suction device comprises an outer barrel body, a barrel cover covering the upper end of the outer barrel body, and a collection bag arranged in the outer barrel body, wherein the upper end of the barrel cover is provided with a suction tube and a first negative pressure tube, the side surface of the outer barrel body is provided with a second negative pressure tube, and the improved suction device also comprises a liquid level sensor, a controller and an electromagnetic valve; the liquid level sensor is a non-contact sensor and is arranged outside the side of the opening of the collecting bag; the electromagnetic valve is connected to the pipeline of the first negative pressure pipe; the liquid level sensor and the electromagnetic valve are connected with a controller through leads.

As a further improvement of the above technical solution:

still be provided with interior staving between outer staving and the collection bag, the side of interior staving is provided with the gas pocket, and threaded connection between the upper end of interior staving and the bung is to the inside and outside of staving in the gas pocket intercommunication, when collecting the bag and pack into liquid, the lower extreme of collecting the bag contacts bottom the interior staving, when upwards mentioning the bung and taking out the collection bag of filling with the bloody water, interior staving can play the effect of support, avoids collecting the bag and fixes unstably and drop.

The lower end of the barrel cover is convexly provided with the fixing ring, and the collecting bag is fixedly sleeved outside the fixing ring, so that the collecting bag is conveniently and fixedly connected with the barrel cover.

The barrel cover is sleeved with a sealing ring so that the barrel cover is hermetically covered on the outer barrel body, and the airtightness is improved.

The side wall of the collecting bag is provided with scales, the capacity of the collecting bag is at least 6000ml, the collecting bag which is intersected with the current use has larger capacity, and the times of replacing the collecting bag by medical staff are reduced.

Be provided with hold-down mechanism on the outer staving, hold-down mechanism rotates the piece including relative first rotation piece and the second that sets up, and first rotation piece and second rotate the piece and all rotate and connect on the lateral wall of outer staving, and first rotation piece is rotatable to be spaned in the upper end of bung, and the second rotates the rotatable upper end of pressing in first rotation piece of rotating. The first rotating piece is in a U-shaped bent rod shape, the second rotating piece comprises a hook portion used for buckling the end portion of the first rotating piece, and the barrel cover can be tightly pressed on the outer barrel body.

The lower extreme of outer staving is provided with the several wheel, makes things convenient for the bulk movement.

The upper end of the barrel cover is provided with a handle, so that the barrel cover can be conveniently lifted.

The utility model has the advantages that:

the utility model discloses among the improvement suction device, after liquid level sensor monitors the collection bag and fills with liquid, to controller signaling, the controller is closed control solenoid valve, suction device stops to aspirate the bloody water, can avoid the bloody water and the debris that accompanies like this to suck backward to the tower crane and cause the jam.

Drawings

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

Fig. 2 is a front sectional view of the present invention.

Fig. 3 is an exploded view of the present invention.

Fig. 4 is a cross-sectional view of the tub cover of fig. 3.

Fig. 5 is a schematic diagram of the circuit operation of the present invention.

Reference numbers in the figures: 1. a wheel; 2. an outer barrel body; 3. a barrel cover; 31. a fixed ring; 4. a suction tube; 5. a first negative pressure tube; 6. an electromagnetic valve; 7. a controller; 8. a hold-down mechanism; 81. a first rotating member; 82. a second rotating member; 821. a hook portion; 9. a handle; 10. an inner barrel body; 11. air holes; 12. a liquid level sensor; 13. a collection bag; 14. calibration; 15. a second negative pressure tube; 16. and (5) sealing rings.

Detailed Description

As shown in fig. 1-4, the improved suction device of the present embodiment includes an outer barrel 2, a barrel cover 3 covering the upper end of the outer barrel 2, and a collection bag 13 disposed in the outer barrel 2, wherein the sidewall of the collection bag 13 is provided with scales 14, the capacity of the collection bag 13 is at least 6000ml, and the opening of the collection bag can be further provided with a self-sealing strip for sealing. The upper end of the barrel cover 3 is provided with a suction tube 4 and a first negative pressure tube 5, the side surface of the outer barrel body 2 is provided with a second negative pressure tube 15, the first negative pressure tube 5 and the second negative pressure tube 15 can be connected to a tower crane, the first negative pressure tube 5 can generate suction negative pressure attraction, the second negative pressure tube 15 can avoid sucking gas between the outer barrel body 2 and the collection bag 13, the internal and external air pressure of the collection bag 13 is balanced, so that blood can be sucked to the collection bag 13, and the suction tube 4 can be connected with a suction joint to suck blood near an operation part. In order to connect the suction tube 4, the first negative pressure tube 5 and the second negative pressure tube 15 conveniently, the barrel cover 3 is provided with a conduit connector which is convenient for insertion.

In order to avoid that the collection bag 13 is filled with blood, the first negative pressure tube 5 continues to suck and flows back to the tower crane, so that the tower crane is blocked, the improved suction device of the embodiment further comprises a liquid level sensor 12, a controller 7 and an electromagnetic valve 6, wherein the liquid level sensor 12 is a non-contact sensor and is arranged outside the side of the opening of the collection bag 13, the electromagnetic valve 6 is connected to a pipeline of the first negative pressure tube 5, the liquid level sensor 12 and the electromagnetic valve 6 are both connected with a wire of the controller 7, and the controller 7 can be fixed at the upper end of the barrel cover 3.

The barrel cover 3 can comprise a convex ring which protrudes downwards into the outer barrel body 2 so as to be stably fixed on the opening of the outer barrel body 2, the lower end of the barrel cover 3 is further provided with a fixing ring 31 in a protruding manner, the collection bag 13 is fixedly sleeved outside the fixing ring 31, and the diameter of the convex ring is larger than that of the fixing ring 31. The barrel cover 3 is sleeved with a sealing ring 16 so that the barrel cover 3 covers the outer barrel body 2 in a sealing manner, and the sealing ring 16 can be fixedly sleeved on the convex ring. In order to facilitate the extraction, the upper end of the barrel cover 3 is provided with a handle 9.

Still be provided with interior staving 10 between outer staving 2 and the collection bag 13, the side of interior staving 10 is provided with gas pocket 11, the inside and outside of staving 10 in gas pocket 11 intercommunication, it can make interior staving 10 gas flow to set up gas pocket 11, threaded connection between the upper end of interior staving 10 and the bung 3, generally, set up the internal thread on the convex ring, the upper end of interior staving 10 sets up the external screw thread, the internal thread is connected with the external screw thread cooperation, when collecting bag 13 and packing into liquid, the lower extreme of collecting bag 13 contacts with interior staving 10 bottom, so that provide and provide the holding power to collecting bag 13, when avoiding changing to take out collecting bag 13, collecting bag 13 breaks away from with bung 3, wherein, level sensor 12 can be fixed in on the lateral wall of interior staving 10.

Be provided with hold-down mechanism 8 on the outer staving 2, hold-down mechanism 8 can compress tightly bung 3, and hold-down mechanism 8 rotates the piece 82 including the relative first piece 81 and the second that sets up, and first piece 81 rotates and second rotates the piece 82 and all rotates and connect on the lateral wall of outer staving 2, and first piece 81 rotates the rotatable upper end that stretches over in bung 3, and second rotates the piece 82 rotatable upper end of pressing in first piece 81 of rotating. The first rotating member 81 has a U-shaped curved bar shape, and the second rotating member 82 includes a hook portion 821 for hooking an end of the first rotating member 81. The lower extreme of outer staving 2 is provided with several wheel 1, and wheel 1 can be the universal wheel of area brake function.

In use, the outer barrel body 2 can be arranged below an operating bed, so that the occupied space of the space is reduced, a plurality of barrel cover 3, inner barrel body 10 and collecting bag 13 assembling parts can be prepared, the whole barrel can be replaced, the replacing time is reduced, and after the liquid level sensor 12 monitors that the liquid is full, the controller 7 controls the electromagnetic valve 6 to be closed, so that the blockage caused by the fact that the blood and sundries are sucked back to the tower crane can be avoided.

Claims

1. Improvement suction device, including outer staving (2), bung (3) of lid in outer staving (2) upper end set up collection bag (13) in outer staving (2), and the upper end of bung (3) is provided with attracts pipe (4) and first negative pressure pipe (5), and the side of outer staving (2) is provided with second negative pressure pipe (15), its characterized in that: the device also comprises a liquid level sensor (12), a controller (7) and an electromagnetic valve (6); the liquid level sensor (12) is a non-contact sensor and is arranged outside the side of the opening of the collecting bag (13); the electromagnetic valve (6) is connected to the pipeline of the first negative pressure pipe (5); the liquid level sensor (12) and the electromagnetic valve (6) are connected with the controller (7) through leads.

2. The improved suction device as set forth in claim 1, wherein: an inner barrel body (10) is further arranged between the outer barrel body (2) and the collecting bag (13), an air hole (11) is formed in the side face of the inner barrel body (10), the air hole (11) is communicated with the inner side and the outer side of the inner barrel body (10), the upper end of the inner barrel body (10) is in threaded connection with the barrel cover (3), and when the collecting bag (13) is filled with liquid, the lower end of the collecting bag (13) is in contact with the bottom of the inner barrel body (10).

3. The improved suction device as set forth in claim 1, wherein: the lower end of the barrel cover (3) is convexly provided with a fixing ring (31), and the collection bag (13) is fixedly sleeved outside the fixing ring (31).

4. The improved suction device as set forth in claim 1, wherein: the barrel cover (3) is sleeved with a sealing ring (16) so that the barrel cover (3) covers the outer barrel body (2) in a sealing manner.

5. The improved suction device as set forth in claim 1, wherein: the side wall of the collecting bag (13) is provided with scales (14), and the capacity of the collecting bag (13) is at least 6000 ml.

6. The improved aspirator of claim 1, in which: be provided with hold-down mechanism (8) on outer staving (2), hold-down mechanism (8) are including relative first rotation piece (81) and the second rotation piece (82) that sets up, and first rotation piece (81) and second rotation piece (82) all rotate and connect on the lateral wall of outer staving (2), and first rotation piece (81) can rotate and span in the upper end of bung (3), and second rotation piece (82) can rotate and tightly press in the upper end of first rotation piece (81).

7. The improved suction device as set forth in claim 6, wherein: the first rotating piece (81) is in a U-shaped bent rod shape, and the second rotating piece (82) comprises a bent hook part (821) used for being buckled at the end part of the first rotating piece (81).

8. The improved suction device as set forth in claim 1, wherein: the lower end of the outer barrel body (2) is provided with a plurality of wheels (1).

9. The improved suction device as set forth in claim 1, wherein: the upper end of the barrel cover (3) is provided with a handle (9).