CN115950082A - Positive and negative pressure switching operation room modularized pneumatic execution unit - Google Patents
Positive and negative pressure switching operation room modularized pneumatic execution unit Download PDFInfo
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- CN115950082A CN115950082A CN202310221405.7A CN202310221405A CN115950082A CN 115950082 A CN115950082 A CN 115950082A CN 202310221405 A CN202310221405 A CN 202310221405A CN 115950082 A CN115950082 A CN 115950082A
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Abstract
The invention relates to the technical field of positive and negative pressure regulation of operating rooms, in particular to a positive and negative pressure switching operating room modular pneumatic execution unit which comprises a first air transmission pipe, a second air transmission pipe, a transverse air guide pipe and an electric control air valve, wherein the first air transmission pipe, the second air transmission pipe, the transverse air guide pipe and the electric control air valve are installed on a ceiling of the operating room. The positive and negative pressure switching operation room modularized pneumatic execution unit adopts a modularized installation mode, a first connecting box is fixedly assembled at the connecting end of the transverse air guide pipe and the electric control air valve in a modularized mode, and a second connecting box is fixedly assembled at the connecting end of the transverse air guide pipe and the second air conveying pipe in a modularized mode, so that the assembly and the adjustment are convenient, and the applicability is more excellent; control through inside wind pressure, the energy consumption utilization ratio promotes greatly.
Description
Technical Field
The invention relates to the technical field of positive and negative pressure regulation of operating rooms, in particular to a modular pneumatic execution unit for switching the operating room between positive and negative pressures.
Background
The hospital operating room needs to control the microbial pollution to different degrees, thereby achieving the requirement of controlling the air cleanliness in the space environment to be suitable for various operations. At present, the main adopted mode is to adopt an air cleaning technology and create a clean and comfortable operation space environment by adjusting the positive pressure and the negative pressure in a room. Present regulation mode mainly cooperates through air conditioning system, then the pneumatic valve through the link is with the air introduction operating room, thereby utilize fixed knot structure's negative pressure guide duct to adjust indoor pressure, but can't be according to the wind gap closure to the guide duct when the idle, lead to the long-term very easy collection dirt of using in wind gap, the later maintenance degree of difficulty and cost are big, also can't switch the regulation to the positive negative pressure mode of guide duct, the operation mode limitation, also can't filter the dust of inside, collect and kill the germ, the functional ratio is more single.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to solve the problems existing in the background technology, an improved positive-negative pressure switching operating room modularized pneumatic execution unit is provided, and the problems that the air port of an air guide pipe cannot be closed in idle time in the conventional adjustment mode, the air port is easy to collect dust and dirt after long-term use, the later maintenance difficulty and cost are high, the positive-negative pressure mode of the air guide pipe cannot be switched and adjusted, the operation mode is limited, the internal dust cannot be filtered, collected and killed, and the functionality is single are solved.
The technical scheme adopted by the invention for solving the technical problems is as follows: a modular pneumatic execution unit for a positive and negative pressure switching operation room comprises a first air delivery pipe, a second air delivery pipe, a transverse air guide pipe and an electric control air valve, wherein the first air delivery pipe is fixedly communicated with the second air delivery pipe through the transverse air guide pipe, the electric control air valve is fixedly installed at the connecting end of the first air delivery pipe and the transverse air guide pipe, a first connecting box of a first pneumatic positive and negative pressure switching module is installed inside the modular fixed assembly of the connecting end of the transverse air guide pipe and the electric control air valve, a second connecting box of a second pneumatic positive and negative pressure switching module is installed inside the modular fixed assembly of the connecting end of the transverse air guide pipe and the second air delivery pipe, a front control air pipe is fixedly assembled on the side wall of the front end of the transverse air guide pipe, and a rear control air pipe is fixedly assembled on the side wall of the rear end of the transverse air guide pipe.
The front arc-shaped diversion seat is arranged on the outer side face of the front end of the first connecting box, the rear arc-shaped diversion seat is arranged on the outer side face of the rear end of the second connecting box, a first annular diversion groove is formed in the position, corresponding to the front arc-shaped diversion seat, of the inner side face of the first connecting box, and a second annular diversion groove is formed in the position, corresponding to the rear arc-shaped diversion seat, of the inner side face of the second connecting box.
The first pneumatic positive and negative pressure switching module and the second pneumatic positive and negative pressure switching module are composed of a bottom adjusting frame, a lateral adjusting ring fixed at the edge position of the upper surface of the bottom adjusting frame, lateral pneumatic blades fixed on the arc-shaped surface of the outer side of the lateral adjusting ring and an inclined adjusting plate installed at the opening position of the upper end of the bottom adjusting frame.
Bottom grid plates are arranged on the lower surfaces of the first connecting box and the second connecting box, and an inner grid plate matched with the bottom grid plate is fixed on the inner side surface of the bottom adjusting frame.
The lower surfaces of the first connecting box and the second connecting box are located at the periphery of an opening at the lower end of the bottom grating plate and are provided with an integral external thread housing protruding downwards, and a metal filter screen frame is sleeved on the outer side of the external thread housing in a threaded manner.
Annular guide grooves are formed in the inner bottom surfaces of the first connecting box and the second connecting box, and bottom shock absorption wheels protruding towards the inner portions of the annular guide grooves are movably assembled on the lower surface of the bottom adjusting frame.
The two ends of the preposed control air pipe are respectively communicated with the first connecting box and the inner wall of the front end of the electric control air valve, and the two ends of the postposed control air pipe are respectively communicated with the second connecting box and the inner wall of the rear end of the electric control air valve.
Circular internal thread hole has been seted up to automatically controlled blast gate lower surface middle part position, circular internal thread downthehole internal thread is equipped with external function seat, the inside fixed detachable ultraviolet LED lamp that is equipped with of external function seat.
An upper overturning groove is formed in the upper surface of the internal grating plate, and an electric support rod used for controlling the inclined adjusting plate to overturn is movably assembled in the upper overturning groove.
The beneficial effects of the invention are:
(1) The positive and negative pressure switching operation room modularized pneumatic execution unit adopts a modularized installation mode, a first connecting box is fixedly assembled at the connecting end of the transverse air guide pipe and the electric control air valve in a modularized mode, and a second connecting box is fixedly assembled at the connecting end of the transverse air guide pipe and the second air conveying pipe in a modularized mode, so that the assembly and the adjustment are convenient, and the applicability is more excellent;
(2) The first pneumatic positive and negative pressure switching module is arranged in the first connecting box, the second pneumatic positive and negative pressure switching module is arranged in the second connecting box, the first pneumatic positive and negative pressure switching module and the second pneumatic positive and negative pressure switching module can be respectively adjusted through the adjustment of the electric control air valve, the indoor positive and negative pressures can be adjusted according to needs, and the operation modes are more diversified;
(3) The internal air pressure is used for controlling, so that the energy consumption utilization rate is greatly improved;
(4) Switch the module through first pneumatic positive negative pressure and switch the module and rotate and just can open and close by automatic control wind gap with the pneumatic positive negative pressure of second, set up detachable metal filter screen frame simultaneously in the wind gap position, set up detachable ultraviolet sterilization module simultaneously in automatically controlled blast gate is inside, and the functionality promotes greatly.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a side sectional view of the first connection box of the present invention.
Fig. 3 is a plan view of the inside of the second connection box in the present invention.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
Fig. 1, fig. 2 and fig. 3 show a positive/negative pressure switching operation room modularized pneumatic execution unit, including a first air duct 1 installed on the ceiling of an operation room, a second air duct 2, a horizontal air duct 3 and an electric control air valve 4, the first air duct 1 is fixedly communicated with the second air duct 2 through the horizontal air duct 3, the electric control air valve 4 is fixedly installed at the connecting end of the first air duct 1 and the horizontal air duct 3, the connecting end of the horizontal air duct 3 and the electric control air valve 4 is fixedly modularized with a first connecting box 5 internally installed with a first pneumatic positive/negative pressure switching module, the connecting end of the horizontal air duct 3 and the second air duct 2 is fixedly modularized with a second connecting box 6 internally installed with a second pneumatic positive/negative pressure switching module, a front control air duct 7 is fixedly assembled on the front end side wall of the horizontal air duct 3, and a rear control air duct 8 is fixedly assembled on the rear end side wall of the horizontal air duct 3.
The connecting ends of the first connecting box 5 and the transverse air guide pipe 3 and the connecting ends of the second connecting box 6 and the transverse air guide pipe 3 are respectively provided with a modular assembling box, the modular assembling boxes are of a circular structure, and the mounting positions of the first connecting box 5, the second connecting box 6 and the transverse air guide pipe 3 can be conveniently and freely adjusted.
The electrically controlled air valve 4 is prior art.
In order to cooperate internal assembly and pneumatic adjustment, leading arc water conservancy diversion seat 9 has been seted up on 5 front end lateral surfaces of first connecting box, rearmounted arc water conservancy diversion seat 10 has been seted up on 6 rear end lateral surfaces of second connecting box, first annular guiding gutter 11 has been seted up to 5 medial surfaces of first connecting box corresponding leading arc water conservancy diversion seat 9 positions, second annular guiding gutter 12 has been seted up to 6 medial surfaces of second connecting box corresponding rearmounted arc water conservancy diversion seat 10 positions.
The electric control air valve 4 rotates to the position that the first air conveying pipe 1 is communicated with the interior of the first connecting box 5, at this time, air of the first air conveying pipe 1 is guided into the first connecting box 5 through the electric control air valve 4, then blows in the transverse air guide pipe 3 from the first connecting box 5, then blows in the second connecting box 6 from the transverse air guide pipe 3, and finally blows in the second air conveying pipe 2 from the second connecting box 6.
The electric control air valve 4 rotates to the first air delivery pipe 1 and the preposed control air pipe 7, and blows into the first annular diversion trench 11 through the preposed control air pipe 7 to drive the first pneumatic positive and negative pressure switching module to rotate;
the electric control air valve 4 rotates to the first air conveying pipe 1 and the rear control air pipe 8, and blows in the second annular diversion trench 12 through the rear control air pipe 8 to drive the second pneumatic positive and negative pressure switching module to rotate.
In order to match with the internal positive and negative pressure regulation, the first pneumatic positive and negative pressure switching module and the second pneumatic positive and negative pressure switching module are composed of a bottom regulating frame 13, a lateral regulating ring 14 fixed at the edge position of the upper surface of the bottom regulating frame 13, lateral pneumatic blades 15 fixed on the outer arc surface of the lateral regulating ring 14 and an inclined regulating plate 16 installed at the opening position of the upper end of the bottom regulating frame 13.
In order to control the opening and closing of the lower end air opening in a matched mode, bottom grid plates 17 are arranged on the lower surfaces of the first connecting box 5 and the second connecting box 6, and inner grid plates 18 matched with the bottom grid plates 17 are fixed on the inner side face of the bottom adjusting frame 13.
When the first pneumatic positive and negative pressure switching module and the second pneumatic positive and negative pressure switching module adjust 90 degrees or 270 degrees, the inclined adjusting plate 16 transversely adjusts 90 degrees or 270 degrees, at this time, the bottom grid plate 17 and the inner grid plate 18 are horizontally arranged, the bottom grid plate 17 and the inner grid plate 18 close the lower end air opening, when the first pneumatic positive and negative pressure switching module and the second pneumatic positive and negative pressure switching module adjust 180 degrees or 360 degrees, at this time, the inclined adjusting plate 16 transversely adjusts 180 degrees or 360 degrees, the bottom grid plate 17 and the inner grid plate 18 are arranged in a crossed mode, and the lower end air opening is opened.
In order to cooperate to filter and collect the wind gap, the lower surfaces of the first connecting box 5 and the second connecting box 6 are positioned at the periphery of the lower end opening of the bottom grating plate 17 and are provided with an integral structure external thread housing 19 protruding downwards, and the outer side of the external thread housing 19 is sleeved with a metal filter screen frame 20 in a threaded manner.
In order to improve the internal guidance and reduce the bottom friction, the inner bottom surfaces of the first connecting box 5 and the second connecting box 6 are provided with annular guide grooves 21, and the lower surface of the bottom adjusting frame 13 is movably provided with a bottom damping wheel 22.
In order to be matched, assembled and communicated, and therefore switching communication is carried out by rotating a valve core inside the electric control air valve 4, two ends of the front control air pipe 7 are respectively communicated with the first connecting box 5 and the inner wall of the front end of the electric control air valve 4, and two ends of the rear control air pipe 8 are respectively communicated with the second connecting box 6 and the inner wall of the rear end of the electric control air valve 4.
In order to carry out ultraviolet sterilization and disinfection on germs in the air inside the air inlet and the air outlet, a round internal threaded hole is formed in the middle of the lower surface of the electric control air valve 4, an external function seat 23 is assembled on the inner portion of the round internal threaded hole in a threaded mode, and a detachable ultraviolet LED lamp 24 is fixedly assembled inside the external function seat 23.
In order to adjust the height of the inclined adjusting plate 16, an upper turning groove 25 is formed in the upper surface of the internal grating plate 18, and an electric support rod 26 for controlling the inclined adjusting plate 16 to turn is movably assembled in the upper turning groove 25.
The lower surface of the inclined adjusting plate 16 is provided with a bottom connecting bracket for connecting an electric stay 26, and the electric stay 26 changes the angle of the inclined adjusting plate 16 by telescoping.
The modularized pneumatic execution unit for the positive and negative pressure switching operation room adopts a modularized installation mode, a first connecting box 5 is fixedly assembled at the connecting end of the transverse air guide pipe 3 and the electric control air valve 4 in a modularized mode, and a second connecting box 6 is fixedly assembled at the connecting end of the transverse air guide pipe 3 and the second air delivery pipe 2 in a modularized mode, so that the modularized pneumatic execution unit is convenient to assemble and adjust, and has more excellent applicability; a first pneumatic positive and negative pressure switching module is arranged in the first connecting box 5, a second pneumatic positive and negative pressure switching module is arranged in the second connecting box 6, the first pneumatic positive and negative pressure switching module and the second pneumatic positive and negative pressure switching module can be respectively adjusted through the adjustment of the electric control air valve 4, the indoor positive and negative pressures can be adjusted according to the requirements, and the operation modes are more diversified; the internal air pressure is used for controlling, so that the energy consumption utilization rate is greatly improved; switch the module through first pneumatic positive negative pressure and switch the module and rotate and just can open and close by automatic control wind gap with the pneumatic positive negative pressure of second, set up detachable metal filter screen frame 20 in the wind gap position simultaneously, set up detachable ultraviolet sterilization module in automatically controlled blast gate 4 inside simultaneously, the functionality promotes greatly.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (9)
1. The utility model provides a pneumatic execution unit of positive negative pressure switching operating room modularization, is including installing first defeated tuber pipe (1), second defeated tuber pipe (2), horizontal guide duct (3) and automatically controlled blast gate (4) on the operating room ceiling, characterized by: the air conditioner is characterized in that the first air delivery pipe (1) is fixedly communicated with the second air delivery pipe (2) through a transverse air guide pipe (3), the electric control air valve (4) is fixedly installed at the connecting end of the first air delivery pipe (1) and the transverse air guide pipe (3), the connecting end of the transverse air guide pipe (3) and the electric control air valve (4) is fixedly assembled with a first connecting box (5) of an internally-installed first pneumatic positive-negative pressure switching module in a modularized mode, the connecting end of the transverse air guide pipe (3) and the second air delivery pipe (2) is fixedly assembled with a second connecting box (6) of an internally-installed second pneumatic positive-negative pressure switching module in a modularized mode, a front control air pipe (7) is fixedly assembled on the side wall of the front end of the transverse air guide pipe (3), and a rear control air pipe (8) is fixedly assembled on the side wall of the rear end of the transverse air guide pipe (3).
2. The modular pneumatic actuator unit of claim 1, wherein the pneumatic actuator unit comprises: leading arc water conservancy diversion seat (9) have been seted up on first connecting box (5) front end lateral surface, rearmounted arc water conservancy diversion seat (10) have been seted up on second connecting box (6) rear end lateral surface, first connecting box (5) medial surface corresponds leading arc water conservancy diversion seat (9) position and has seted up first annular guiding gutter (11), second connecting box (6) medial surface corresponds rearmounted arc water conservancy diversion seat (10) position and has seted up second annular guiding gutter (12).
3. The modular pneumatic actuator unit of claim 1, wherein the pneumatic actuator unit comprises: the first pneumatic positive and negative pressure switching module and the second pneumatic positive and negative pressure switching module are composed of a bottom adjusting frame (13), a lateral adjusting ring (14) fixed at the edge position of the upper surface of the bottom adjusting frame (13), lateral pneumatic blades (15) fixed on the outer arc surface of the lateral adjusting ring (14) and an inclined adjusting plate (16) installed at the opening position of the upper end of the bottom adjusting frame (13).
4. The modular pneumatic actuator unit of claim 3, wherein the pneumatic actuator unit comprises: bottom grid board (17) have all been seted up to first connecting box (5) and second connecting box (6) lower surface, bottom adjusting frame (13) medial surface is fixed with bottom grid board (17) matched with inside grid board (18).
5. The modular pneumatic actuator unit of claim 4, wherein the pneumatic actuator unit comprises: the lower surfaces of the first connecting box (5) and the second connecting box (6) are located at the periphery of an opening at the lower end of the bottom grating plate (17), an integral structure external thread housing (19) protruding downwards is arranged, and a metal filter screen frame (20) is sleeved on the outer side of the external thread housing (19) in a threaded manner.
6. The modular pneumatic actuator unit of claim 3, wherein the pneumatic actuator unit comprises: annular guide grooves (21) are formed in the inner bottom surfaces of the first connecting box (5) and the second connecting box (6), and bottom shock absorption wheels (22) protruding towards the inner portion of the annular guide grooves (21) are movably assembled on the lower surface of the bottom adjusting frame (13).
7. The modular pneumatic actuator unit of claim 1, wherein the pneumatic actuator unit comprises: the two ends of the preposed control air pipe (7) are respectively communicated with the first connecting box (5) and the inner wall of the front end of the electric control air valve (4), and the two ends of the postposed control air pipe (8) are respectively communicated with the second connecting box (6) and the inner wall of the rear end of the electric control air valve (4).
8. The modular pneumatic actuator unit of claim 3, wherein the pneumatic actuator unit comprises: circular internal thread hole has been seted up to automatically controlled blast gate (4) lower surface middle part position, circular internal thread hole internal thread is equipped with outside function seat (23), outside function seat (23) inside fixed be equipped with detachable ultraviolet LED lamp (24).
9. The modular pneumatic actuator unit of claim 4, wherein the pneumatic actuator unit comprises: an upper overturning groove (25) is formed in the upper surface of the internal grating plate (18), and an electric support rod (26) used for controlling the overturning of the inclined adjusting plate (16) is movably assembled in the upper overturning groove (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310221405.7A CN115950082A (en) | 2023-03-09 | 2023-03-09 | Positive and negative pressure switching operation room modularized pneumatic execution unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310221405.7A CN115950082A (en) | 2023-03-09 | 2023-03-09 | Positive and negative pressure switching operation room modularized pneumatic execution unit |
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| CN115950082A true CN115950082A (en) | 2023-04-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310221405.7A Pending CN115950082A (en) | 2023-03-09 | 2023-03-09 | Positive and negative pressure switching operation room modularized pneumatic execution unit |
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| CN (1) | CN115950082A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116398958A (en) * | 2023-06-08 | 2023-07-07 | 江苏环亚医用科技集团股份有限公司 | Positive and negative pressure adjusting and purifying device for medical institution |
| CN117387158A (en) * | 2023-12-12 | 2024-01-12 | 江苏环亚医用科技集团股份有限公司 | Air conditioning device for fast switching positive and negative pressure operating room |
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| CN215412326U (en) * | 2021-06-08 | 2022-01-04 | 李擘栋 | Energy-conserving ventilation structure for architectural design |
| CN215765617U (en) * | 2021-09-30 | 2022-02-08 | 胡晓晴 | Internal circulation positive and negative pressure system and sterilizing machine |
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2023
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106963588A (en) * | 2017-04-11 | 2017-07-21 | 施若熙 | The method that viral communication in the air of lazaretto ward is prevented with cabin formula air-conditioner set |
| CN207649039U (en) * | 2017-12-21 | 2018-07-24 | 武汉华康世纪洁净室技术工程有限公司 | A kind of air conditioning wind pipe of clean air-conditioning system |
| CN215412326U (en) * | 2021-06-08 | 2022-01-04 | 李擘栋 | Energy-conserving ventilation structure for architectural design |
| CN113375325A (en) * | 2021-08-12 | 2021-09-10 | 江苏环亚医用科技集团股份有限公司 | Indoor air conveying and adjusting device for medical institution |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116398958A (en) * | 2023-06-08 | 2023-07-07 | 江苏环亚医用科技集团股份有限公司 | Positive and negative pressure adjusting and purifying device for medical institution |
| CN117387158A (en) * | 2023-12-12 | 2024-01-12 | 江苏环亚医用科技集团股份有限公司 | Air conditioning device for fast switching positive and negative pressure operating room |
| CN117387158B (en) * | 2023-12-12 | 2024-03-12 | 江苏环亚医用科技集团股份有限公司 | Air conditioning device for fast switching positive and negative pressure operating room |
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