阅读说明：本技术 一种持续负压引流机 (Continuous negative pressure drainage machine ) 是由 薛超 翟贵生 于 2020-04-14 设计创作，主要内容包括：本发明涉及一种持续负压引流机,包括液瓶、主机及控制机构,其特征在于：所述的液瓶及主机左右插装设置,在主机的壳体内设置有控制机构,在液瓶的前端面上设置有吸液嘴,在液瓶的右侧端瓶壁上设置有进气口,在与该进气口相对的主机上设置有负压输出口,该负压输出口与主机内部设置的微型真空泵出气端相连。本发明设计科学合理,具有方便使用、重量轻、体积小、安全可靠、报警提醒、负压输出自动调节、易于实现的优点,是一种具有较高创新性的持续负压引流机。(The invention relates to a continuous negative pressure drainage machine, which comprises a liquid bottle, a host machine and a control mechanism, and is characterized in that: the liquid bottle and the host are inserted in the left and right sides, a control mechanism is arranged in the shell of the host, a liquid suction nozzle is arranged on the front end face of the liquid bottle, an air inlet is arranged on the bottle wall at the right side end of the liquid bottle, a negative pressure output port is arranged on the host opposite to the air inlet, and the negative pressure output port is connected with the air outlet end of a micro vacuum pump arranged in the host. The continuous negative pressure drainage machine has the advantages of scientific and reasonable design, convenient use, light weight, small volume, safety, reliability, alarm reminding, automatic adjustment of negative pressure output and easy realization, and is a continuous negative pressure drainage machine with higher innovation.)

1. The utility model provides a last negative pressure drainage machine, includes liquid bottle, host computer and control mechanism, its characterized in that: the liquid bottle and the host are inserted in the left and right sides, a control mechanism is arranged in the shell of the host, a liquid suction nozzle is arranged on the front end face of the liquid bottle, an air inlet is arranged on the bottle wall at the right side end of the liquid bottle, a negative pressure output port is arranged on the host opposite to the air inlet, and the negative pressure output port is connected with the air outlet end of a micro vacuum pump arranged in the host.

2. The continuous negative pressure drainage machine according to claim 1, wherein: the shell consists of an upper shell and a lower shell which are vertically installed through screws, and the upper shell and the lower shell are divided into a liquid bottle installation area on the left side and a control mechanism installation area on the right side through a partition board; the liquid bottle is composed of a liquid storage part and clamping lugs arranged at the front end and the rear end of the liquid storage part, the liquid bottle is inserted in the liquid bottle mounting area of the shell, and the clamping lugs of the liquid bottle are clamped on the front side wall and the rear side wall of the shell.

3. The continuous negative pressure drainage machine according to claim 2, characterized in that: the anti-overflow device is characterized by further comprising an anti-overflow mechanism, wherein the anti-overflow mechanism is composed of a water-blocking breathable film, an anti-overflow detection port is formed in the bottle wall on the right side face of the liquid storage portion of the liquid bottle, and the water-blocking breathable film covers the anti-overflow detection port.

4. The continuous negative pressure drainage machine according to claim 3, wherein: still include the water conservancy diversion lid the inside anti-overflow of stock solution portion detects a mouthful department and installs the water conservancy diversion lid, this water conservancy diversion lid comprises water conservancy diversion board portion and installation department, water conservancy diversion board portion be about the upper and lower opening inward flanging's structure, the turn-ups length of front end is greater than the turn-ups length of rear end, is provided with the installation department at the medial surface middle part of guide plate, this installation department is installed and is being prevented overflow and detect a mouthful department, the equal butt of upper and lower limit and the front end turn-ups of guide plate is on the bottle wall of stock solution portion, the rear end turn-ups forms the air intake gap with the.

5. The continuous negative pressure drainage machine according to claim 2, characterized in that: the liquid level detection mechanism is composed of a liquid level sensor, a liquid level detection hole is formed in the bottle wall of the right side face of the liquid storage portion of the liquid bottle, and the liquid level sensor arranged in the host is installed at the liquid level detection hole.

6. The continuous negative pressure drainage machine according to claim 5, wherein: the liquid level sensor is a metal probe.

7. The continuous negative pressure drainage machine according to claim 1, wherein: control mechanism include battery, check valve, bleed valve, pipeline, main control board, micro vacuum pump, level sensor, pressure sensor, button and display screen, the battery provide the power for micro vacuum pump, micro vacuum pump's the end of giving vent to anger is connected to the negative pressure delivery outlet of host computer through the pipeline, has set gradually check valve, pressure sensor and bleed valve on this pipeline between the end of giving vent to anger and the negative pressure delivery outlet, is provided with LCD screen and button on the preceding terminal surface of casing, check valve, pressure sensor, bleed valve, button and level sensor all be connected with the input on the main control board, be connected with micro vacuum pump and display screen on the output of main control board.

8. The continuous negative pressure drainage machine according to claim 7, wherein: the output end of the main control board is also connected with a Bluetooth communication module and an alarm module, and the alarm module is electrically connected with the pressure sensor, the liquid level sensor and the battery.

9. The continuous negative pressure drainage machine according to claim 1, wherein: still include the stores pylon install the stores pylon on the top surface of host computer, this stores pylon comprises installed part and jackscrew, the installed part constitute by integrative first vertical portion, the horizontal part of bending the shaping, first rake, the vertical portion of second and second rake, it has first vertical portion to bend upwards to bend in one side of horizontal part, it has first rake to bend outwards to bend to lean out at the opposite side of horizontal part, the vertical portion of second of having bent in the top of first rake, the upper portion of the vertical portion of second inwards bent has the second rake, the horizontal part pass through the screw and install on the top surface of host computer the second rake on install the jackscrew, the contained angle that first vertical portion and horizontal part formed is the fixed angle, the jackscrew set up with this fixed angle relatively.

10. The continuous negative pressure drainage machine according to claim 1, wherein: the portable computer host is characterized by further comprising a carrying mechanism, wherein the carrying mechanism is composed of an adjustable strap, hanging lugs and safety buckles, the hanging lugs are oppositely arranged on the left side and the right side of the upper end face of the host shell, through holes are formed in the hanging lugs, mounting buckles are mounted at the through holes, and two ends of the adjustable strap are fixed on the mounting buckles arranged on the left side and the right side.

Technical Field

The invention belongs to the field of medical instruments, relates to a drainage machine, and particularly relates to a continuous negative pressure drainage machine.

Background

The negative pressure drainage machine generally comprises a negative pressure system, a pressure detection system, a display and main control circuit system and the like, and is suitable for precise continuous negative pressure drainage when matched with special auxiliary materials for wound healing treatment.

But the existing negative pressure drainage machine has large volume and weight, is inconvenient to carry and carry, and brings inconvenience to the use.

Through a search for a patent publication, no patent publication that is the same as the present patent application is found.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides the continuous negative pressure drainage machine which is scientific and reasonable in structural design, convenient to use, light in weight, small in size and easy to realize.

The technical problem to be solved by the invention is realized by adopting the following technical scheme:

the utility model provides a last negative pressure drainage machine, includes liquid bottle, host computer and control mechanism, its characterized in that: the liquid bottle and the host are inserted in the left and right sides, a control mechanism is arranged in the shell of the host, a liquid suction nozzle is arranged on the front end face of the liquid bottle, an air inlet is arranged on the bottle wall at the right side end of the liquid bottle, a negative pressure output port is arranged on the host opposite to the air inlet, and the negative pressure output port is connected with the air outlet end of a micro vacuum pump arranged in the host.

The shell is composed of an upper shell and a lower shell which are vertically installed through screws, and the upper shell and the lower shell are divided into a liquid bottle installation area on the left side and a control mechanism installation area on the right side through a partition board; the liquid bottle is composed of a liquid storage part and clamping lugs arranged at the front end and the rear end of the liquid storage part, the liquid bottle is inserted in the liquid bottle mounting area of the shell, and the clamping lugs of the liquid bottle are clamped on the front side wall and the rear side wall of the shell.

And the anti-overflow mechanism is composed of a water-blocking and breathable film, an anti-overflow detection port is arranged on the bottle wall on the right side of the liquid storage part of the liquid bottle, and the water-blocking and breathable film covers the anti-overflow detection port.

And, still include the water conservancy diversion lid the inside anti-overflow detection mouth department of stock solution portion installs the water conservancy diversion lid, and this water conservancy diversion lid comprises water conservancy diversion board portion and installation department, water conservancy diversion board portion be about the upper and lower opening inward flanging's structure, the turn-ups length of front end is greater than the turn-ups length of rear end, is provided with the installation department at the medial surface middle part of guide plate, this installation department is installed at anti-overflow detection mouth department, the equal butt of upper and lower limit and the turn-ups of front end of guide plate is on the bottle wall of stock solution portion, the rear end turn-ups forms the air intake gap with the bottle wall of.

And the liquid level detection mechanism is composed of a liquid level sensor, a liquid level detection hole is arranged on the right side wall of the liquid storage part of the liquid bottle, and the liquid level sensor arranged in the host is arranged at the liquid level detection hole.

Moreover, the liquid level sensor is a metal probe.

And, control mechanism include battery, check valve, bleed valve, pipeline, main control board, micro vacuum pump, level sensor, pressure sensor, button and display screen, the battery provide the power for micro vacuum pump, micro vacuum pump's the end of giving vent to anger is connected to the negative pressure delivery outlet of host computer through the pipeline, has set gradually check valve, pressure sensor and bleed valve on this pipeline of giving vent to anger between end and the negative pressure delivery outlet, is provided with LCD screen and button on the preceding terminal surface of casing, check valve, pressure sensor, bleed valve, button and level sensor all be connected with the input on the main control board, be connected with micro vacuum pump and display screen on the output of main control board.

And moreover, the output end of the main control board is also connected with a Bluetooth communication module and an alarm module, and the alarm module is electrically connected with the pressure sensor, the liquid level sensor and the battery.

The hanging rack is characterized by further comprising a hanging rack, the hanging rack is installed on the top surface of the main machine and comprises an installation piece and a jackscrew, the installation piece comprises a first vertical part, a horizontal part, a first inclined part, a second vertical part and a second inclined part which are integrally bent and formed, the first vertical part is bent upwards on one side of the horizontal part, the first inclined part is bent outwards on the other side of the horizontal part, the second vertical part is vertically bent above the first inclined part, the second inclined part is bent inwards on the upper part of the second vertical part, the horizontal part is installed on the top surface of the main machine through a screw, the jackscrew is installed on the second inclined part, an included angle formed by the first vertical part and the horizontal part is a fixed angle, and the jackscrew is arranged opposite to the fixed angle.

The portable computer host comprises a host shell, a host shell and a main machine body, and is characterized by further comprising a carrying mechanism, wherein the carrying mechanism is composed of an adjustable strap, hanging lugs and safety buckles, the hanging lugs are oppositely arranged on the left side and the right side of the upper end surface of the host shell, through holes are formed in the hanging lugs, mounting buckles are mounted at the through holes, and two ends of the adjustable strap are fixed on the mounting buckles arranged on the left side and the right side.

The invention has the advantages and positive effects that:

1. this last negative pressure drainage machine through the drainage machine design that is small in size, conveniently carries with the comparatively heavy inconvenient drainage machine that removes that has now, has made things convenient for patient's use greatly. The design of liquid bottle and host computer cartridge, when conveniently carrying, still conveniently loading and unloading. The vacuum pump with larger volume is designed into the miniature vacuum pump, so that the volume and the weight of the drainage machine are greatly reduced.

2. The continuous negative pressure drainage machine has the liquid level detection function through the design of the liquid level sensor, and when the liquid in a liquid bottle exceeds a set value, the alarm module sends out alarm warning; through the setting of anti-overflow mechanism, the setting of the ventilated membrane that blocks water promptly can prevent that the liquid in the liquid bottle from sucking backward and flowing into the problem in the host computer, and the ventilated membrane that blocks water has the characteristics of passing gas not water, and liquid in case suck backward, just can block up disposable ventilated membrane gas pocket that blocks water to lead to the change of pressure, and then send alarm signal after making alarm module receive pressure sensor's signal. In addition, when the pressure sensor detects that the pressure instantaneously reaches a set value, the problem that a pipeline is blocked can be judged, and the alarm module gives an alarm prompt.

3. This last negative pressure drainage machine through bluetooth communication module's setting, can make the various problems that detect, for example, liquid is full, leak, battery power, pipeline block up the real-time cell-phone APP of uploading of scheduling problem to supply the real-time understanding condition of user, in time the problem of solving, increased fail safe nature.

4. This last negative pressure drainage machine through the stores pylon or carry the setting of mechanism, has made things convenient for the fixed use or the removal use of patient to the drainage machine. When fixed the use, need install this drainage machine on the infusion jib, be about to the jib is arranged in the fixed angle department of stores pylon, then the rethread top of a thread is fixed can. When the adjustable shoulder strap is used in a moving mode, the adjustable shoulder strap is installed on the hanging loop through the safety buckle, then the adjustable shoulder strap is adjusted to the length comfortable for a user, and the user can carry on the back to use the adjustable shoulder strap in a moving mode.

5. The negative pressure of the continuous negative pressure drainage machine is automatically adjustable, when the pressure sensor detects that the pressure exceeds a set value, the air release valve is automatically opened to release air, and when the pressure sensor detects that the pressure reaches the set value, the air release valve is closed; when the pressure sensor detects that the pressure is smaller than a set value, the check valve is opened to supplement air, and when the pressure sensor detects that the pressure reaches the set value, the check valve is closed.

6. The continuous negative pressure drainage machine has the advantages of scientific and reasonable design, convenient use, light weight, small volume, safety, reliability, alarm reminding, automatic adjustment of negative pressure output and easy realization, and is a continuous negative pressure drainage machine with higher innovation.

Drawings

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

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a cross-sectional view of FIG. 2;

FIG. 4 is a schematic view of the structure of the liquid bottle of the present invention;

fig. 5 is a side view of a liquid bottle of the present invention;

FIG. 6 is a sectional view taken along line A-A of FIG. 5;

FIG. 7 is a schematic view of the structure of the deflector cap of the present invention;

FIG. 8 is a schematic structural view of a drainage machine with a carrying mechanism according to the present invention;

FIG. 9 is a schematic view of the structure of the hanger of the present invention;

FIG. 10 is a schematic view of the insertion structure of the liquid bottle and the host according to the present invention;

FIG. 11 is a schematic block diagram of the circuit of the present invention;

fig. 12 is a schematic block diagram of the pressure control circuit of the present invention.

Description of the reference numerals

1-liquid bottle, 2-hanging rack, 3-display screen, 4-host machine, 5-key, 6-liquid suction nozzle, 7-battery, 8-one-way valve, 9-air release valve, 10-pipeline, 11-main control board, 12-anti-overflow mechanism, 13-metal probe, 14-micro vacuum pump, 15-clamping ear, 16-liquid storage part, 17-anti-overflow detection port, 18-liquid level detection hole, 19-air inlet, 20-water-proof and air-permeable membrane, 21-diversion cover, 22-installation part, 23-front end flanging, 24-rear end flanging, 25-adjustable braces, 26-safety buckle, 27-hanging ear, 28-top thread, 29-second inclined part, 30-horizontal part, 31-first vertical part, 32-first inclined portion, 33-second vertical portion.

Detailed Description

The embodiments of the invention are described in further detail below with reference to the following figures:

a continuous negative pressure drainage machine comprises a liquid bottle 1, a host machine 4 and a control mechanism, and is characterized in that: the liquid bottle and the host are arranged in a left-right insertion mode, a control mechanism is arranged in a shell of the host, a liquid suction nozzle 6 is arranged on the front end face of the liquid bottle, an air inlet 19 is arranged on the bottle wall at the right side end of the liquid bottle, a negative pressure output port is arranged on the host opposite to the air inlet, the negative pressure output port is connected with an air outlet end pipeline of a micro vacuum pump 14 arranged in the host, the product number of the micro vacuum pump is SP 620EC-LC-VD, and the manufacturer is Schwarzer Precision.

The shell consists of an upper shell and a lower shell which are vertically installed through screws, and the upper shell and the lower shell are divided into a liquid bottle installation area on the left side and a control mechanism installation area on the right side through a partition board; the liquid bottle is composed of a liquid storage part and clamping lugs 15 arranged at the front end and the rear end of the liquid storage part 16, the liquid bottle is inserted in a liquid bottle mounting area of the shell, and the clamping lugs of the liquid bottle are clamped on the front side wall and the rear side wall of the shell.

The overflow-preventing device also comprises an overflow-preventing mechanism 12, wherein the overflow-preventing mechanism is composed of a water-blocking and breathable film 20, an overflow-preventing detection port 17 is arranged on the bottle wall on the right side surface of the liquid storage part of the liquid bottle, and the water-blocking and breathable film is covered at the overflow-preventing detection port. The product number of the water-blocking and air-permeable film is PF-TB1DT-1512, and the manufacturer is Hangzhou Kebaite filter equipment Co.

Still include water conservancy diversion lid 21 the inside anti-overflow of stock solution portion detects a mouthful department and installs the water conservancy diversion lid, and this water conservancy diversion lid comprises water conservancy diversion board portion and installation department 22, water conservancy diversion board portion be about the upper and lower opening to inside turn-ups's structure, the length of front end turn-ups 23 is greater than the length of rear end turn-ups 24, is provided with the installation department at the medial surface middle part of guide plate, this installation department is installed and is being prevented overflow and flow detection mouthful department, the equal butt of upper and lower limit and the front end turn-ups of guide plate is on the bottle wall of stock solution portion, the rear end turn-ups forms air intake gap.

The liquid level detection device also comprises a liquid level detection mechanism which is composed of a liquid level sensor, wherein a liquid level detection hole 18 is arranged on the right side wall of the liquid storage part of the liquid bottle, and the liquid level sensor arranged in the host machine is arranged at the liquid level detection hole.

The liquid level sensor is a metal probe 13.

Control mechanism include battery 7, check valve 8, bleed valve 9, pipeline 10, main control board 11, micro vacuum pump 14, level sensor, pressure sensor, button 5 and display screen 3, the battery provide the power for micro vacuum pump, micro vacuum pump's the end of giving vent to anger is connected to the negative pressure delivery outlet of host computer through the pipeline, has set gradually check valve, pressure sensor and bleed valve on this pipeline of giving vent to anger between end and the negative pressure delivery outlet, is provided with LCD screen and button on the preceding terminal surface of casing, check valve, pressure sensor, bleed valve, button and level sensor all be connected with the input on the main control board, be connected with micro vacuum pump and display screen on the output of main control board. The product serial number of the check valve and the deflation valve is LY0415GCF, and the manufacturer is Shenzhen LongYi science and technology Limited. The model of the main control board is TY 889175.

The output end of the main control board is also connected with a Bluetooth communication module and an alarm module, and the alarm module is electrically connected with the pressure sensor, the liquid level sensor and the battery.

Still include stores pylon 2 install the stores pylon on the top surface of host computer, this stores pylon comprises installed part and jackscrew 28, the installed part constitute by integrative first vertical portion 31, horizontal part 30, first rake 32, the vertical portion 33 of second and the second rake 29 of bending the shaping, upwards bend in one side of horizontal part has first vertical portion, has first rake at the opposite side of horizontal part and has leaned out and bend, has vertically bent the vertical portion of second in the top of first rake, has inwards bent the second rake in the upper portion of the vertical portion of second, the horizontal part pass through the screw and install on the top surface of host computer the second rake on install the jackscrew, the contained angle that first vertical portion and horizontal part formed is the fixed angle, the jackscrew set up with this fixed angle relatively.

The portable computer host is characterized by further comprising a carrying mechanism, wherein the carrying mechanism is composed of an adjustable strap 25, a hanging lug 27 and a safety buckle 26, the hanging lugs are oppositely arranged on the left side and the right side of the upper end face of the host shell, through holes are formed in the hanging lugs, mounting buckles are mounted at the through holes, and two ends of the adjustable strap are fixed on the mounting buckles arranged on the left side and the right side. The adjustable braces are common products in the market, such as adjustable braces on a computer bag.

Although the embodiments of the present invention and the accompanying drawings are disclosed for illustrative purposes, those skilled in the art will appreciate that: various substitutions, changes and modifications are possible without departing from the spirit and scope of the invention and the appended claims, and therefore the scope of the invention is not limited to the disclosure of the embodiments and the accompanying drawings.