CN115183331B - Clean laminar air supply ceiling for operating room - Google Patents
Clean laminar air supply ceiling for operating room Download PDFInfo
- Publication number
- CN115183331B CN115183331B CN202110359451.4A CN202110359451A CN115183331B CN 115183331 B CN115183331 B CN 115183331B CN 202110359451 A CN202110359451 A CN 202110359451A CN 115183331 B CN115183331 B CN 115183331B
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- Prior art keywords
- frame body
- fixed frame
- static pressure
- screws
- operating room
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- 230000003068 static effect Effects 0.000 claims abstract description 71
- 238000009434 installation Methods 0.000 claims abstract description 23
- 238000007789 sealing Methods 0.000 claims description 14
- 241000700647 Variola virus Species 0.000 claims description 3
- 230000003749 cleanliness Effects 0.000 abstract description 10
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 15
- 230000033001 locomotion Effects 0.000 description 8
- 238000009792 diffusion process Methods 0.000 description 4
- 230000009194 climbing Effects 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/003—Ventilation in combination with air cleaning
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
- F24F13/0227—Ducting arrangements using parts of the building, e.g. air ducts inside the floor, walls or ceiling of a building
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
- F24F13/0254—Ducting arrangements characterised by their mounting means, e.g. supports
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Ventilation (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses a clean laminar air supply ceiling for an operating room, which comprises a plurality of static pressure boxes connected end to end, wherein the side surfaces of the static pressure boxes are provided with air inlets, a flow dispersing plate is arranged on the bottom opening of each static pressure box, a fixed frame body for placing a HEPA filter is arranged in each static pressure box, and the flow dispersing plates are arranged on the fixed frame bodies; one end of the first screw rod is connected with the air dispersing plate, the other end of the first screw rod penetrates through the fixed frame body and extends to the upper portion of the fixed frame body, a movable plate and a second screw tube are sequentially sleeved on the first screw rod, the movable plate is movably arranged above the fixed frame body, an installation tube is movably sleeved at the other end of the installation rod, and the bottom end of the installation tube is installed at the top of the fixed frame body through screws. The invention is convenient for the disassembly and assembly operation of the filter, reduces pollution sources and is beneficial to maintaining the cleanliness of the operating room for a long time.
Description
Technical Field
The invention relates to the field of medical ceilings, in particular to a clean laminar air supply ceiling for an operating room.
Background
The air supply ceiling is mainly an air supply device arranged at the top of an operating room, is a purifying air supply tail end of a clean operating room and a laminar flow ward, and has the functions of high-efficiency filtration and flow equalization.
In the prior art, filter equipment in the air supply smallpox is dismantling, the in-process of changing, and the staff still need work with the help of the ladder for make things convenient for the staff to climb to the eminence after, take out the scattered flow board of air supply smallpox from it after, take out filter equipment in the static pressure case again, the operation is comparatively loaded down with trivial details like this, in the process that the scattered flow board and filter equipment were dismantled to the staff moreover, because the activity space is limited for the intensity of work increases, simultaneously, the staff is in the high altitude state, its security reduces simultaneously.
Disclosure of Invention
The invention mainly aims to provide the clean laminar air supply ceiling for the operating room, which is convenient for disassembling and assembling the filter, reduces pollution sources and is beneficial to maintaining the cleanliness of the operating room for a long time.
In order to achieve the above purpose, the invention adopts the following technical scheme: the clean laminar air supply ceiling for the operating room comprises a plurality of static pressure boxes which are connected end to end, wherein an air inlet is formed in the side face of each static pressure box, a flow dispersing plate is arranged on the bottom opening of each static pressure box, a fixed frame body for placing a HEPA filter is arranged in each static pressure box, and the flow dispersing plates are arranged on the fixed frame bodies;
the bottom of the fixed frame body is provided with a plurality of second screws at intervals, one end of each second screw far away from the fixed frame body is sleeved with a first screw pipe in threaded connection with each second screw rod, one end of a long block is movably sleeved on each second screw rod and positioned above the first screw pipe, the other end of the long block extends to the lower part of the HEPA filter, one end of the long block positioned below the HEPA filter is provided with a second screw hole, a stud is installed on the second screw hole through threads, and one end of the stud is in contact with the bottom of the HEPA filter;
the installation frame body is arranged above the static pressure boxes and is respectively connected with the static pressure boxes, each static pressure box is connected with the installation frame body through at least one first connecting rod, one end of each first connecting rod, which is far away from the installation frame body, penetrates into the static pressure box and is connected with the fixed frame body positioned in the static pressure box, and an electric cylinder for driving the installation frame body to move up and down is arranged above the installation frame body;
a plurality of first screws are arranged between the fixed frame body and the diffusion plate, one ends of the first screws are connected with the diffusion plate, the other ends of the first screws penetrate through the fixed frame body and extend to the upper part of the fixed frame body, a movable plate and a second screw tube are sequentially sleeved on the first screws, the movable plate is movably arranged above the fixed frame body, the lower end face of the movable plate is in contact with the upper end face of the fixed frame body, the second screw tube in threaded connection with the first screws is arranged above the movable plate, the lower end face of the second screw tube is in contact with the upper end face of the movable plate, and one end of the movable plate far away from the first screw tube extends to the upper part of the HEPA filter and is in contact connection with the HEPA filter through a cushion block;
four corners of the top surface of the fixed frame body are respectively provided with a mounting pipe, the lower end of a mounting rod can be vertically movably embedded into the mounting pipes, and the upper end of the mounting rod is mounted on the static pressure box.
The further improved scheme in the technical scheme is as follows:
1. in the above scheme, the number of the second screws is 2-8.
2. In the above scheme, 4 second screws are respectively arranged near four corners of the fixed frame body
3. In the scheme, the bottom of the flow dispersing plate is adhered with the flow equalizing film.
4. In the scheme, a plurality of the static pressure boxes enclose a rectangular cavity, an operation lamp post mounting pipe is arranged in the cavity, and the operation lamp post mounting pipe is respectively connected and fixed with the static pressure boxes through screws.
5. In the scheme, a sealing rubber gasket is arranged between the outer end face of the first connecting rod and the inner wall of the static pressure box.
6. In the scheme, the sealing rubber pad is adhered and fixed with the inner wall of the static pressure box.
7. In the scheme, a rubber sealing strip is arranged between the flow dispersing plate and the static pressure box.
8. In the scheme, four rubber sealing strips connected end to end are adhered to the flow dispersing plate.
9. In the above scheme, the fixed frame body is positioned below the air inlet.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
1. the clean laminar air supply ceiling for the operating room can realize the replacement of the filter in the ceiling without bringing climbing tools such as a ladder and the like into the operating room, is convenient to operate, reduces pollution sources, and is beneficial to maintaining the cleanliness of the operating room for a long time; further, a fixed frame body for placing the HEPA filter is arranged in the static pressure box, an electric cylinder for driving the fixed frame body to move up and down is arranged above the fixed frame body, mounting pipes are respectively arranged at four corners of the top surface of the fixed frame body, the lower end of a mounting rod can be vertically movably embedded in the mounting pipes, the upper end of the mounting rod is arranged on the static pressure box, the stability of the fixed frame body provided with the filter in the reciprocating motion process is ensured, the situation of offset dislocation and the like is avoided, and accordingly the air supply cleanliness in the long-time use process is ensured.
2. The invention is used for clean laminar air supply ceiling of an operating room, a fixed frame body used for placing a HEPA filter is arranged in a static pressure box of the clean laminar air supply ceiling, a plurality of second screws are arranged at intervals at the bottom of the fixed frame body, a first screw tube in threaded connection with the second screws is sleeved on one end of each second screw rod far away from the fixed frame body, one end of a long bar is movably sleeved on each second screw rod and is positioned above the first screw tube, the other end of the long bar extends to the lower part of the HEPA filter, a second screw hole is formed on one end of the long bar below the HEPA filter, a stud is installed on the second screw hole through threads, one end of the stud is contacted with the bottom of the HEPA filter, so that the filter is convenient to disassemble and assemble, the structural stability of the filter in the process of multiple reciprocating movements along with the fixed frame body can be ensured, and the air supply cleanliness in the long-time use process is further ensured; further, a plurality of first screws are arranged between the fixed frame body and the dispersing plate, one ends of the first screws are connected with the dispersing plate, the other ends of the first screws penetrate through the fixed frame body and extend to the upper side of the fixed frame body, a movable plate and a second screw are sequentially sleeved on the first screws, the movable plate is movably arranged above the fixed frame body, the lower end face of the movable plate is in contact with the upper end face of the fixed frame body, the second screw in threaded connection with the first screws is arranged above the movable plate, the lower end face of the second screw is in contact with the upper end face of the movable plate, one ends of the movable plate, far away from the first screws, extend to the upper side of the HEPA filter and are in contact connection with the HEPA filter through a cushion block, the movable plate is matched with the screw to clamp the filter, and the filter is convenient to disassemble and assemble the filter, and the structural stability of the filter in the multiple reciprocating motion process along with the fixed frame body is further guaranteed, and accordingly air supply in the long-time use process is guaranteed.
Drawings
FIG. 1 is a first isometric view of a clean laminar air supply ceiling for an operating room in accordance with the present invention;
FIG. 2 is a second isometric view of a clean laminar air supply ceiling for an operating room in accordance with the present invention;
FIG. 3 is a schematic cross-sectional view of a static pressure box of the clean laminar air supply ceiling for an operating room of the present invention;
FIG. 4 is a schematic view of the connection structure of the mounting rod and the mounting tube in the present invention;
FIG. 5 is a schematic view of a part of a clean laminar air supply ceiling for an operating room according to the present invention;
fig. 6 is a schematic diagram of a part of a clean laminar air supply ceiling for an operating room according to the present invention.
In the above figures: 1. an air inlet; 2. a static pressure box; 3. a diffuser plate; 4. fixing the frame; 5. a HEPA filter; 6. a surgical lamp post mounting tube; 7. a first connecting rod; 8. a fixing plate; 9. a first screw hole; 10. a connecting plate; 11. installing a frame body; 12. an electric cylinder; 13. a second connecting rod; 14. a mounting rod; 15. installing a pipe; 16. a chute; 17. a fixed block; 18. a first coil; 19. a sliver block; 20. a second screw; 21. a stud; 22. a second screw hole; 23. a first screw; 24. a movable plate; 25. a third solenoid; 26. a second coil; 27. and (5) cushion blocks.
Detailed Description
In the description of this patent, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element in question must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in this patent will be understood by those of ordinary skill in the art in a specific context.
Example 1: the clean laminar air supply ceiling for the operating room comprises a plurality of static pressure boxes 2 which are connected end to end, wherein an air inlet 1 is formed in the side face of each static pressure box 2, a flow dispersing plate 3 is arranged on the bottom opening of each static pressure box 2, a fixed frame 4 for placing a HEPA filter 5 is arranged in each static pressure box 2, and the flow dispersing plates 3 are arranged on the fixed frame 4;
the bottom of the fixed frame body 4 is provided with a plurality of second screws 20 at intervals, one ends of the second screws 20 far away from the fixed frame body 4 are sleeved with first screw pipes 18 in threaded connection with the second screws 20, one ends of long blocks 19 are movably sleeved on the second screws 20 and are positioned above the first screw pipes 18, the other ends of the long blocks 19 extend to the lower part of the HEPA filter 5, one ends of the long blocks 19 positioned below the HEPA filter 5 are provided with second screw holes 22, a stud 21 is installed on the second screw holes 22 through threads, and one ends of the stud 21 are in contact with the bottom of the HEPA filter 5;
after the HEPA filter is arranged in the fixed frame body, the long bar 19 can be rotated, the long bar 19 rotates on the surface of the second screw rod 20, the stud 21 can be rotated after one end of the long bar 19 moves below the HEPA filter, the first screw tube 18 can be rotated after one end of the stud 21 moves to the bottom of the HEPA filter, the top end of the first screw tube 18 pushes the long bar 19 to slide on the surface of the second screw rod 20, so that the first screw tube 18 pushes the long bar 19 to be in close contact with the bottom of the fixed frame body, the stability of the position of the long bar 19 is improved, and the stability of the stud 21 for supporting and limiting the HEPA filter is further improved;
when the HEPA filter is taken out of the fixed frame, the first screw 18 is only required to be reversely rotated, after the first screw 18 is far away from the long bar 19, the stud 21 is firstly rotated, then one end of the stud 21 is moved into the second screw hole 22 in a threaded manner, the long bar 19 can be reversely rotated, after one end of the long bar 19 is moved from the position on the HEPA filter, the HEPA filter can be pushed downwards, and the HEPA filter is moved out of the fixed frame, so that the HEPA filter is convenient to detach;
the installation frame body 11 is arranged above the static pressure boxes 2 and is respectively connected with a plurality of the static pressure boxes 2, each static pressure box 2 is connected with the installation frame body 11 through at least one first connecting rod 7, one end of each first connecting rod 7 far away from the installation frame body 11 penetrates the static pressure box 2 and is connected with the fixed frame body 4 positioned in the static pressure box 2, and an electric cylinder 12 for driving the installation frame body 11 to move up and down is arranged above the installation frame body 11;
when the electric cylinder 12 is fixed on the roof surface, a fixing plate 8 connected to the electric cylinder 12 is contacted with the roof surface, then a screw or a bolt thread is inserted into a first screw hole 9 on the fixing plate 8, and meanwhile, the screw or the bolt thread is arranged in the inner wall of the roof to finish the fixing of the position of the fixing plate 8;
when the electric cylinder 12 is controlled to work, the electric cylinder 12 is connected with a power switch through a wire, then the power switch is connected with an external power supply through the wire, the electric cylinder 12 is controlled to be electrified to work through the control of the power switch, so that the HEPA filter and the diffusion plate can be conveniently moved downwards simultaneously, and after the movement is finished, the electric cylinder 12 is controlled to be powered off through the power switch, so that the HEPA filter and the diffusion plate are in stable positions, and a worker can conveniently take out the HEPA filter from the device; the power switch is mounted on the wall through a screw and is at a height suitable for the operation of staff;
when the HEPA filter is taken out of the device, the electric cylinder 12 is electrified to work firstly, the length of the electric cylinder 12 is prolonged and used for pushing the connecting plate 10, the connecting plate 10 pushes the mounting frame 11, the mounting frame 11 pushes the first connecting rod and then pushes the fixing frame, the HEPA filter and the dispersing plate are simultaneously driven to move downwards after the fixing frame is stressed, and after the HEPA filter and the dispersing plate are moved to the operating height of a worker, the electric cylinder 12 is controlled to stop working by controlling the power switch, so that the operation of the worker is facilitated;
a plurality of first screws 23 are arranged between the fixed frame 4 and the diffuser plate 3, one ends of the first screws 23 are connected with the diffuser plate 3, the other ends of the first screws 23 penetrate through the fixed frame 4 and extend to the upper side of the fixed frame 4, a movable plate 24 and a second screw 26 are sleeved on the first screws 23 in sequence, the movable plate 24 is movably arranged above the fixed frame 4, the lower end face of the movable plate 24 is contacted with the upper end face of the fixed frame 4, the second screw 26 in threaded connection with the first screws 23 is arranged above the movable plate 24, the lower end face of the second screw 26 is contacted with the upper end face of the movable plate 24, and one end of the movable plate 24 far away from the first screws 23 extends to the upper side of the HEPA filter 5 and is contacted and connected with the HEPA filter 5 through a cushion block 27;
when the air filter is used, the first screw rod 23 is inserted into the inner wall of the fixed frame, one end of the first screw rod 23 is installed in the third screw tube 25 in a threaded manner, the movable plate 24 is sleeved on the surface of the first screw rod 23, the bottom of the movable plate 24 is contacted with the top of the fixed frame, the second screw tube 26 is finally sleeved on the first screw rod 23 in a threaded manner, the movable plate 24 is pressed on the fixed frame by rotating the second screw tube 26, the bottom of the cushion block 27 is in stable contact with the top of the HEPA filter, one end of the stud 21 is in contact with the bottom of the HEPA filter, the HEPA filter is stably placed in the fixed frame, and the efficiency of the HEPA filter in air filtration is improved; the second spiral tube 26, the first spiral rod 23 and the third spiral tube 25 are matched for use, so that the stability of connection between the fixed frame body and the diffuser plate is improved;
four corners of the top surface of the fixed frame body 4 are respectively provided with a mounting pipe 15, the lower end of a mounting rod 14 can be vertically movably embedded into the mounting pipes 15, and the upper end of the mounting rod 14 is mounted on the static pressure box 2;
along with the movement of the fixed frame body, the fixed frame body drives the mounting tube 15 to slide on the surface of the mounting rod 14, so that the stability of the fixed frame body 4 in moving in the vertical direction is improved, and meanwhile, the fixed block 17 on the mounting tube 15 slides in the sliding groove 16 on the mounting rod 14, so that the stability of the mounting tube 15 in sliding on the surface of the mounting rod 14 is improved, and the stability of the fixed frame body in moving in the vertical direction is further improved.
The number of the second screws 20 is 2; the 4 second screws 20 are respectively arranged near four corners of the fixed frame 4; the bottom of the flow dispersing plate 3 is adhered with a flow equalizing film, and the flow equalizing film is arranged, so that the air flow of the air passing through the HEPA filter is uniformly pressed down to the lower layer, and a turbulent flow state is not formed, thereby better controlling the cleanliness in an operating room;
a rectangular cavity is defined among the plurality of static pressure boxes 2, an operation lamp post mounting tube 6 is arranged in the cavity, and the operation lamp post mounting tube 6 is respectively connected and fixed with the plurality of static pressure boxes 2 through screws;
the sealing rubber gasket is arranged between the outer end face of the first connecting rod 7 and the inner wall of the static pressure box 2, and is used for increasing the tightness between the first connecting rod and the inner wall of the static pressure box and preventing gas in the static pressure box from being discharged, so that the protection effect on the environment in an operation room is achieved, the first connecting rod also slides on the surface of the sealing rubber gasket, the sealing rubber gasket has contractility, and the tightness between the first connecting rod and the static pressure box 2 in the moving process is improved.
Example 2: the clean laminar air supply ceiling for the operating room comprises a plurality of static pressure boxes 2 which are connected end to end, wherein an air inlet 1 is formed in the side face of each static pressure box 2, a flow dispersing plate 3 is arranged on the bottom opening of each static pressure box 2, a fixed frame 4 for placing a HEPA filter 5 is arranged in each static pressure box 2, and the flow dispersing plates 3 are arranged on the fixed frame 4;
the bottom of the fixed frame body 4 is provided with a plurality of second screws 20 at intervals, one ends of the second screws 20 far away from the fixed frame body 4 are sleeved with first screw pipes 18 in threaded connection with the second screws 20, one ends of long blocks 19 are movably sleeved on the second screws 20 and are positioned above the first screw pipes 18, the other ends of the long blocks 19 extend to the lower part of the HEPA filter 5, one ends of the long blocks 19 positioned below the HEPA filter 5 are provided with second screw holes 22, a stud 21 is installed on the second screw holes 22 through threads, and one ends of the stud 21 are in contact with the bottom of the HEPA filter 5;
the installation frame body 11 is arranged above the static pressure boxes 2 and is respectively connected with a plurality of the static pressure boxes 2, each static pressure box 2 is connected with the installation frame body 11 through at least one first connecting rod 7, one end of each first connecting rod 7 far away from the installation frame body 11 penetrates the static pressure box 2 and is connected with the fixed frame body 4 positioned in the static pressure box 2, and an electric cylinder 12 for driving the installation frame body 11 to move up and down is arranged above the installation frame body 11;
a plurality of first screws 23 are arranged between the fixed frame 4 and the diffuser plate 3, one ends of the first screws 23 are connected with the diffuser plate 3, the other ends of the first screws 23 penetrate through the fixed frame 4 and extend to the upper side of the fixed frame 4, a movable plate 24 and a second screw 26 are sleeved on the first screws 23 in sequence, the movable plate 24 is movably arranged above the fixed frame 4, the lower end face of the movable plate 24 is contacted with the upper end face of the fixed frame 4, the second screw 26 in threaded connection with the first screws 23 is arranged above the movable plate 24, the lower end face of the second screw 26 is contacted with the upper end face of the movable plate 24, and one end of the movable plate 24 far away from the first screws 23 extends to the upper side of the HEPA filter 5 and is contacted and connected with the HEPA filter 5 through a cushion block 27;
four corners of the top surface of the fixed frame body 4 are respectively provided with a mounting pipe 15, the lower end of a mounting rod 14 can be vertically movably embedded into the mounting pipes 15, and the upper end of the mounting rod 14 is mounted on the static pressure box 2.
The number of the second screws 20 is 8; the sealing rubber pad is adhered and fixed with the inner wall of the static pressure box 2; a rubber sealing strip is arranged between the dispersion plate 3 and the static pressure box 2; four rubber sealing strips connected end to end are adhered to the diffuser plate 3 and used for improving the contact stability between the diffuser plate and the static pressure box 2 and preventing gas leakage, so that the device has a protective effect on the environment in an operation room; the fixed frame 4 is located below the air inlet 1.
When the air conditioner is used, air treated by the air conditioning system enters the static pressure box from the air inlet, is mixed above the filter, and then passes through the filter and the dispersion plate from top to bottom, and clean air further treated by the static pressure and the filter is sent into an operating room.
When the clean laminar air supply ceiling for the operating room is adopted, the filter in the ceiling can be replaced without bringing climbing tools such as a ladder and the like into the operating room, so that the operation is convenient, pollution sources are reduced, and the cleanliness of the operating room is maintained for a long time;
further, the stability of the fixed frame body provided with the filter in the reciprocating motion process is ensured, and the situations of offset dislocation and the like are avoided, so that the air supply cleanliness in the long-time use process is ensured;
in addition, the filter is convenient to disassemble and assemble, the structural stability of the filter in the process of multiple reciprocating motions along with the fixed frame body can be ensured, and the air supply cleanliness in the long-time use process is further ensured;
further, the filter is clamped through the cooperation of the movable plate and the stud, so that the filter is convenient to disassemble and assemble, and meanwhile, the structural stability of the filter in the process of multiple reciprocating motions along with the fixed frame body is further guaranteed, and accordingly the air supply cleanliness in the long-time use process is guaranteed.
The above embodiments are provided to illustrate the technical concept and features of the present invention and are intended to enable those skilled in the art to understand the content of the present invention and implement the same, and are not intended to limit the scope of the present invention. All equivalent changes or modifications made in accordance with the spirit of the present invention should be construed to be included in the scope of the present invention.
Claims (10)
1. The utility model provides a clean laminar air supply smallpox for operating room, includes a plurality of head and tail connected static pressure case (2), air intake (1) have been seted up to the side of static pressure case (2), install a scattered flow board (3), its characterized in that on the bottom opening of static pressure case (2): a fixed frame body (4) for placing the HEPA filter (5) is arranged in the static pressure box (2), and the air dispersing plate (3) is arranged on the fixed frame body (4);
a plurality of second screws (20) are arranged at intervals at the bottom of the fixed frame body (4), a first screw tube (18) in threaded connection with the second screws (20) is sleeved on one end, far away from the fixed frame body (4), of each second screw (20), one end of a long block (19) is movably sleeved on each second screw tube (20) and is positioned above the corresponding first screw tube (18), the other end of each long block (19) extends to the position below the HEPA filter (5), a second screw hole (22) is formed in one end, located below the HEPA filter (5), of each long block (19), a stud (21) is installed on the corresponding second screw hole (22) through threads, and one end of each stud (21) is in contact with the bottom of the HEPA filter (5);
the installation frame body (11) is arranged above the static pressure boxes (2) and is respectively connected with a plurality of the static pressure boxes (2), each static pressure box (2) is connected with the installation frame body (11) through at least one first connecting rod (7), one end of each first connecting rod (7), far away from the installation frame body (11), penetrates the static pressure boxes (2) and is connected with the fixed frame body (4) positioned in the static pressure box (2), and an electric cylinder (12) for driving the installation frame body (11) to move up and down is arranged above the installation frame body (11);
a plurality of first screws (23) are arranged between the fixed frame body (4) and the dispersing plate (3), one ends of the first screws (23) are connected with the dispersing plate (3), the other ends of the first screws (23) penetrate through the fixed frame body (4) and extend to the upper side of the fixed frame body (4), a movable plate (24) and a second screw (26) are sequentially sleeved on the first screws (23), the movable plate (24) is movably arranged above the fixed frame body (4), the lower end face of the movable plate (24) is in contact with the upper end face of the fixed frame body (4), the second screw (26) in threaded connection with the first screws (23) is arranged above the movable plate (24), the lower end face of the second screw (26) is in contact with the upper end face of the movable plate (24), and one end, far away from the first screws (23), of the movable plate (24) extends to the upper side of the HEPA filter (5) and is in contact with the HEPA filter (5) through a cushion block (27);
four corners of the top surface of the fixed frame body (4) are respectively provided with a mounting pipe (15), the lower end of a mounting rod (14) can be vertically movably embedded into the mounting pipe (15), and the upper end of the mounting rod (14) is mounted on the static pressure box (2).
2. The clean laminar air supply ceiling for an operating room according to claim 1, wherein: the number of the second screws (20) is 2-8.
3. The clean laminar air supply ceiling for an operating room according to claim 2, wherein: the 4 second screws (20) are respectively arranged close to four corners of the fixed frame body (4).
4. The clean laminar air supply ceiling for an operating room according to claim 1, wherein: the bottom of the flow dispersing plate (3) is adhered with a flow equalizing film.
5. The clean laminar air supply ceiling for an operating room according to claim 1, wherein: a rectangular cavity is formed between the static pressure boxes (2), an operation lamp post mounting pipe (6) is arranged in the cavity, and the operation lamp post mounting pipe (6) is respectively connected and fixed with the static pressure boxes (2) through screws.
6. The clean laminar air supply ceiling for an operating room according to claim 1, wherein: a sealing rubber gasket is arranged between the outer end face of the first connecting rod (7) and the inner wall of the static pressure box (2).
7. The clean laminar air supply ceiling for an operating room according to claim 6, wherein: the sealing rubber pad is adhered and fixed with the inner wall of the static pressure box (2).
8. The clean laminar air supply ceiling for an operating room according to claim 1, wherein: a rubber sealing strip is arranged between the air dispersing plate (3) and the static pressure box (2).
9. The clean laminar air supply ceiling for an operating room of claim 8, wherein: four rubber sealing strips connected end to end are adhered to the diffuser plate (3).
10. The clean laminar air supply ceiling for an operating room according to claim 1, wherein: the fixed frame body (4) is positioned below the air inlet (1).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
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| CN202110359451.4A CN115183331B (en) | 2021-04-02 | 2021-04-02 | Clean laminar air supply ceiling for operating room |
| CN202410015694.XA CN117824043A (en) | 2021-04-02 | 2021-04-02 | Air supply ceiling for operating room |
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| CN202110359451.4A CN115183331B (en) | 2021-04-02 | 2021-04-02 | Clean laminar air supply ceiling for operating room |
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| CN202410015694.XA Division CN117824043A (en) | 2021-04-02 | 2021-04-02 | Air supply ceiling for operating room |
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| CN115183331B true CN115183331B (en) | 2024-01-23 |
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| CN202410015694.XA Pending CN117824043A (en) | 2021-04-02 | 2021-04-02 | Air supply ceiling for operating room |
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| CN115978673B (en) * | 2022-10-24 | 2024-06-11 | 珠海格力电器股份有限公司 | Support frame body and humidification device |
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| CN115183331A (en) | 2022-10-14 |
| CN117824043A (en) | 2024-04-05 |
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