CN115183331A - Clean laminar flow air supply ceiling for operating room - Google Patents
Clean laminar flow air supply ceiling for operating room Download PDFInfo
- Publication number
- CN115183331A CN115183331A CN202110359451.4A CN202110359451A CN115183331A CN 115183331 A CN115183331 A CN 115183331A CN 202110359451 A CN202110359451 A CN 202110359451A CN 115183331 A CN115183331 A CN 115183331A
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- Prior art keywords
- frame body
- static pressure
- fixed frame
- operating room
- laminar flow
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- 230000003068 static effect Effects 0.000 claims abstract description 71
- 238000009434 installation Methods 0.000 claims abstract description 52
- 238000007789 sealing Methods 0.000 claims description 17
- 241000700647 Variola virus Species 0.000 claims description 3
- 230000003749 cleanliness Effects 0.000 abstract description 11
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 14
- 230000033001 locomotion Effects 0.000 description 6
- 238000004378 air conditioning Methods 0.000 description 2
- 230000009194 climbing Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
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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
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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
- 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
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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
- 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
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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
- 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
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- 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 flow air supply ceiling for an operating room, which comprises a plurality of static pressure boxes connected end to end, wherein the side surface of each static pressure box is provided with an air inlet, an opening at the bottom of each static pressure box is provided with a flow dispersing plate, 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 one end and the scattered flow board of first screw rod are connected, the other end of first screw rod passes fixed framework and extends to fixed framework top, the cover is equipped with a fly leaf and a second screwed pipe in proper order on the first screw rod, the fly leaf movably sets up in fixed framework top, the other end movable sleeve of installation pole is equipped with the installation pipe, the top at fixed framework is passed through the screw in the bottom of installation pipe. The invention not only facilitates the disassembly and assembly operation of the filter, but also reduces the pollution source, 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 flow air supply ceiling for an operating room.
Background
The air supply ceiling is generally provided with an air supply device at the top of an operating room, is a purification air supply tail end of a clean operating room and a laminar flow ward, and has the functions of high-efficiency filtration and uniform flow of air.
Among the prior art, filter equipment in the air supply smallpox is dismantling, the in-process of changing, the staff still need carry out work with the help of the ladder for make things convenient for the staff to climb behind the eminence, with the scattered board of air supply smallpox from the back of taking out, take out the filter equipment of static pressure incasement again, it is comparatively loaded down with trivial details to operate like this, and dismantle the mistake of scattered board and filter equipment at the staff in addition, because the activity space is limited, make the intensity of work increase, simultaneously, the staff is in high altitude construction, its security reduces simultaneously.
Disclosure of Invention
The invention mainly aims to provide a clean laminar air supply ceiling for an operating room, which is convenient for the disassembly and assembly operation of a filter, reduces pollution sources and is beneficial to maintaining the cleanliness of the operating room for a long time.
In order to achieve the purpose, the invention adopts the technical scheme that: a clean laminar flow air supply ceiling for an operating room 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, an opening at the bottom of each static pressure box is provided with a flow dispersing plate, 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;
a plurality of second screw rods are arranged at the bottom of the fixed frame at intervals, one end, away from the fixed frame, of each second screw rod is sleeved with a first spiral pipe in threaded connection with the second screw rod, one end of a long strip block is movably sleeved on the second screw rod and located above the first spiral pipe, the other end of the long strip block extends to the position below the HEPA filter, a second screw hole is formed in one end, located below the HEPA filter, of the long strip block, 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, far away from the installation frame body, penetrates through the static pressure boxes and is connected with the fixed frame body positioned in the static pressure boxes, 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 screw rods are arranged between the fixed frame body and the flow dispersing plate, one ends of the first screw rods are connected with the flow dispersing plate, the other ends of the first screw rods penetrate through the fixed frame body and extend to the upper part of the fixed frame body, a movable plate and a second spiral pipe are sequentially sleeved on the first screw rods in a sleeved mode, 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 spiral pipe in threaded connection with the first screw rods is arranged above the movable plate, the lower end face of the second spiral pipe is in contact with the upper end face of the movable plate, and one end, away from the first screw rods, of the movable plate extends to the upper part of the HEPA filter and is in contact connection with the HEPA filter through a cushion block;
the four corners of the top surface of the fixed frame body are respectively provided with an installation pipe, the lower end of an installation rod can be embedded into the installation pipe in a vertically movable mode, and the upper end of the installation rod is installed on the static pressure box.
The further improved scheme in the technical scheme is as follows:
1. in the scheme, the number of the second screws is 2 to 8.
2. In the above scheme, the 4 second screws are respectively arranged close to four corners of the fixed frame body
3. In the scheme, the bottom of the flow dispersing plate is bonded with the flow equalizing membrane.
4. In the scheme, a rectangular cavity is enclosed among the static pressure boxes, 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 above scheme, a sealing rubber pad 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 fixedly bonded 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, the four rubber sealing strips connected end to end are bonded on the flow dispersing plate.
9. In the above scheme, the fixed frame body is located 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 flow air supply ceiling for the operating room can realize the replacement of the filter in the ceiling without bringing climbing tools such as ladders 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; furthermore, a fixed frame body used for placing a HEPA filter is arranged in the static pressure box, an electric cylinder used for driving the installation frame body to move up and down is arranged above the installation frame body, an installation pipe is respectively arranged at four corners of the top surface of the fixed frame body, the lower end of an installation rod can be embedded into the installation pipe in a vertically movable mode, the upper end of the installation rod is installed on the static pressure box, the stability of the fixed frame body provided with the filter in the reciprocating motion process is guaranteed, the situations of offset dislocation and the like are avoided, and therefore the air supply cleanliness in the long-time use process is guaranteed.
2. The invention relates to a clean laminar flow air supply ceiling for an operating room, wherein a fixed frame body for placing an HEPA filter is arranged in a static pressure box, a plurality of second screw rods are arranged at intervals at the bottom of the fixed frame body, one end of each second screw rod, which is far away from the fixed frame body, is sleeved with a first screw pipe in threaded connection with the second screw rod, one end of a long strip block is movably sleeved on the second screw rod and is positioned above the first screw pipe, the other end of the long strip block extends to the lower part of the HEPA filter, one end of the long strip block, which is positioned below the HEPA filter, is provided with a second screw hole, a stud is arranged 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 can be conveniently dismounted, the structural stability of the filter in the process of reciprocating along with the fixed frame body for many times can be ensured, and the air supply cleanliness in the process of long-time use can be further ensured; furthermore, a plurality of first screw rods are arranged between the fixed frame body and the flow dispersing plate, one ends of the first screw rods are connected with the flow dispersing plate, the other ends of the first screw rods penetrate through the fixed frame body and extend to the upper side of the fixed frame body, a movable plate and a second solenoid are sequentially sleeved on the first screw rods, 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 solenoid in threaded connection with the first screw rods is arranged above the movable plate, the lower end face of the second solenoid is in contact with the upper end face of the movable plate, one end, far away from the first screw rods, of the movable plate extends to the upper side of the HEPA filter and is in contact connection with the HEPA filter through a cushion block, clamping of the filter is achieved through matching of the movable plate and the stud, structural stability of the filter in the process of multiple reciprocating motions along with the fixed frame body is further guaranteed while the filter is convenient to disassemble and assemble and disassemble the filter, and disassemble, and accordingly air supply cleanliness in the long-time use process is guaranteed.
Drawings
FIG. 1 is a first isometric view of a clean laminar flow supply ceiling for an operating room of the present invention;
FIG. 2 is a second isometric view of the clean laminar flow supply ceiling used in the operating room of the present invention;
FIG. 3 is a schematic cross-sectional view of a plenum box for a clean laminar flow supply ceiling for an operating room according to the present invention;
FIG. 4 is a schematic view of a connecting structure of a mounting rod and a mounting tube according to the present invention;
FIG. 5 is a schematic view of a portion of the first embodiment of a clean laminar flow supply ceiling for an operating room in accordance with the present invention;
fig. 6 is a partial schematic structural view of a clean laminar flow supply ceiling used in an operating room according to the present invention.
In the above drawings: 1. an air inlet; 2. a static pressure box; 3. a flow dispersing plate; 4. fixing the frame body; 5. a HEPA filter; 6. an operation lamp post installation 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. mounting a rod; 15. installing a pipe; 16. a chute; 17. a fixed block; 18. a first coil; 19. a long bar block; 20. a second screw; 21. a stud; 22. a second screw hole; 23. a first screw; 24. a movable plate; 25. a third coil; 26. a second coil; 27. and a cushion block.
Detailed Description
In the description of this patent, it is noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present 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 expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The meaning of the above terms in this patent may be specifically understood by those of ordinary skill in the art.
Example 1: a clean laminar flow air supply ceiling for an operating room comprises a plurality of static pressure boxes 2 connected end to end, wherein the side surfaces of the static pressure boxes 2 are provided with air inlets 1, the bottom openings of the static pressure boxes 2 are provided with flow dispersing plates 3, a fixed frame body 4 for placing HEPA filters 5 is arranged in the static pressure boxes 2, and the flow dispersing plates 3 are arranged on the fixed frame body 4;
a plurality of second screws 20 are arranged at intervals at the bottom of the fixed frame 4, one end, far away from the fixed frame 4, of each second screw 20 is sleeved with a first solenoid 18 in threaded connection with the corresponding second screw 20, one end of a strip 19 is movably sleeved on the corresponding second screw 20 and is positioned above the corresponding first solenoid 18, the other end of the strip 19 extends to the position below the HEPA filter 5, one end, positioned below the HEPA filter 5, of the strip 19 is provided with a second screw hole 22, a stud 21 is installed on the corresponding second screw hole 22 through threads, and one end of the stud 21 is in contact with the bottom of the HEPA filter 5;
after the HEPA filter is installed in the fixed frame body, the long block 19 can be rotated, the long block 19 rotates on the surface of the second screw rod 20, after one end of the long block 19 moves to the position below the HEPA filter, the stud 21 can be rotated, after one end of the stud 21 moves to the bottom of the HEPA filter, the first solenoid 18 can be rotated, the top end of the first solenoid 18 pushes the long block 19 to slide on the surface of the second screw rod 20, so that the first solenoid 18 pushes the long block 19 to be in close contact with the bottom of the fixed frame body, the position of the long block 19 is stable, and the stability of the stud 21 for supporting and limiting the HEPA filter is improved;
when the HEPA filter is taken out of the fixed frame body, the first spiral pipe 18 only needs to be rotated reversely, after the first spiral pipe 18 is far away from the long block 19, the stud 21 is firstly rotated, then one end of the stud 21 is moved into the second screw hole 22 through threads, the long block 19 can be rotated reversely, after one end of the long block 19 is deviated 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 body, so that the disassembly of the HEPA filter is convenient;
the installation frame body 11 is arranged above the static pressure box 2 and is respectively connected with the plurality of 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, far away from the installation frame body 11, of each first connecting rod 7 penetrates through the static pressure box 2 and is connected with the fixed frame body 4 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 firstly contacted with the roof surface, then a screw or bolt thread is inserted into the first screw hole 9 on the fixing plate 8, and the screw or bolt thread is installed in the inner wall of the roof to complete 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 the power switch through a lead, the power switch is connected with an external power supply through a lead, the electric cylinder 12 is controlled to work by controlling the power switch, so that the HEPA filter and the flow dispersing plate can conveniently move downwards at the same time, and after the movement is finished, the power switch is used for controlling the electric cylinder 12 to power off, so that the HEPA filter and the flow dispersing plate are in stable positions, and a worker can conveniently take the HEPA filter out of the device; the power switch is installed on the wall through a screw and is positioned at a height suitable for the operation of a worker;
when the HEPA filter is taken out of the device, the electric cylinder 12 is electrified to work, the length of the electric cylinder 12 is extended to push the connecting plate 10, the connecting plate 10 pushes the mounting frame body 11, the mounting frame body 11 pushes the first connecting rod and then pushes the fixing frame body, the fixing frame body drives the HEPA filter and the flow dispersing plate to move downwards simultaneously after being stressed, and the electric cylinder 12 is controlled to stop working by controlling the power switch after the HEPA filter and the flow dispersing plate are moved to the height operated by a worker, 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 3, one ends of the first screws 23 are connected with the diffuser 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 solenoid 26 are sequentially sleeved on the first screws 23, the movable plate 24 is movably arranged above the fixed frame 4, the lower end face of the movable plate 24 is in contact with the upper end face of the fixed frame 4, the second solenoid 26 in threaded connection with the first screws 23 is arranged above the movable plate 24, the lower end face of the second solenoid 26 is in contact with the upper end face of the movable plate 24, 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 in contact connection with the HEPA filter 5 through a cushion block 27;
when the HEPA filter is used, the first screw 23 is inserted into the inner wall of the fixed frame, one end of the first screw 23 is installed inside the third spiral pipe 25 in a threaded manner, the movable plate 24 is sleeved on the surface of the first screw 23, after the bottom of the movable plate 24 is contacted with the top of the fixed frame, the second spiral pipe 26 is finally sleeved on the first screw 23 in a threaded manner, the movable plate 24 is pressed on the fixed frame by the second spiral pipe 26 through rotating the second spiral pipe 26, so that the bottom of the cushion block 27 is stably contacted with the top of the HEPA filter, one end of the stud 21 is contacted with the bottom of the HEPA filter, the HEPA filter is stably placed inside the fixed frame, and the efficiency of the HEPA filter in air filtration is improved; the second spiral tube 26, the first screw 23 and the third spiral tube 25 are matched for use, so that the stability of connection between the fixed frame body and the flow dispersing plate is improved;
four corners of the top surface of the fixed frame 4 are respectively provided with an installation pipe 15, the lower end of an installation rod 14 can be movably embedded into the installation pipe 15 up and down, and the upper end of the installation rod 14 is installed on the static pressure box 2;
along with the movement of the fixing frame body, the fixing frame body drives the installation tube 15 to slide on the surface of the installation rod 14, so that the stability of the fixing frame body 15 in the vertical direction is improved, meanwhile, the fixing block 17 on the installation tube 15 slides in the sliding groove 16 on the installation rod 14, the stability of the installation tube 15 in the sliding on the surface of the installation rod 14 is improved, and the stability of the fixing frame body in the vertical direction is further improved.
The number of the second screws 20 is 2; the 4 second screws 20 are respectively arranged close to four corners of the fixed frame 4; the bottom of the flow dispersing plate 3 is bonded with a flow equalizing film, and the flow equalizing film is arranged, so that the airflow of the gas passing through the HEPA filter is uniformly downwards laminated without forming a turbulent flow state, and the cleanliness in an operating room is better controlled;
a rectangular cavity is defined by a plurality of 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;
a sealing rubber pad is arranged between the outer end face of the first connecting rod 7 and the inner wall of the static pressure box 2, the sealing rubber pad is used for increasing the sealing performance between the first connecting rod and the inner wall of the static pressure box, gas in the static pressure box is prevented from being discharged, the protection effect on the environment in an operating room is achieved, the first connecting rod slides on the surface of the sealing rubber pad, the sealing rubber pad has contractibility, and the sealing performance between the first connecting rod and the static pressure box 4 in the moving process is improved.
Example 2: a clean laminar flow air supply ceiling for an operating room comprises a plurality of static pressure boxes 2 connected end to end, wherein the side surfaces of the static pressure boxes 2 are provided with air inlets 1, the bottom openings of the static pressure boxes 2 are provided with flow dispersing plates 3, a fixed frame body 4 for placing HEPA filters 5 is arranged in the static pressure boxes 2, and the flow dispersing plates 3 are arranged on the fixed frame body 4;
a plurality of second screws 20 are arranged at intervals at the bottom of the fixed frame 4, one end, far away from the fixed frame 4, of each second screw 20 is sleeved with a first solenoid 18 in threaded connection with the corresponding second screw 20, one end of a strip 19 is movably sleeved on the corresponding second screw 20 and is positioned above the corresponding first solenoid 18, the other end of the strip 19 extends to the position below the HEPA filter 5, one end, positioned below the HEPA filter 5, of the strip 19 is provided with a second screw hole 22, a stud 21 is installed on the corresponding second screw hole 22 through threads, and one end of the 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 the plurality of 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, far away from the installation frame body 11, of each first connecting rod 7 penetrates through each static pressure box 2 and is connected with the fixed frame body 4 positioned in each 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 3, one ends of the first screws 23 are connected with the diffuser 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 solenoid 26 are sequentially sleeved on the first screws 23, the movable plate 24 is movably arranged above the fixed frame 4, the lower end face of the movable plate 24 is in contact with the upper end face of the fixed frame 4, the second solenoid 26 in threaded connection with the first screws 23 is arranged above the movable plate 24, the lower end face of the second solenoid 26 is in contact with the upper end face of the movable plate 24, 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 in contact connection with the HEPA filter 5 through a cushion block 27;
four corners of the top surface of the fixed frame 4 are respectively provided with an installation pipe 15, the lower end of an installation rod 14 can be movably embedded into the installation pipe 15 up and down, and the upper end of the installation rod 14 is installed on the static pressure box 2.
The number of the second screws 20 is 8; the sealing rubber pad is fixedly adhered to the inner wall of the static pressure box 2; a rubber sealing strip is arranged between the flow dispersing plate 3 and the static pressure box 2; four rubber sealing strips connected end to end are bonded on the flow dispersing plate 3 and used for improving the contact stability between the flow dispersing plate and the static pressure box 4, preventing gas leakage and protecting the indoor environment of the operation room; the fixed frame 4 is located below the air inlet 1.
When the static pressure air-conditioning system is used, air treated by the air-conditioning system enters the static pressure box from the air inlet, is mixed above the filter, then passes through the filter and the flow dispersing 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 flow air supply ceiling for the operating room is adopted, the filter in the ceiling can be replaced without taking a ladder and other climbing tools into the operating room, so that the operation is convenient, the pollution source is reduced, and the cleanliness of the operating room is maintained for a long time;
furthermore, 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 reciprocating along with the fixed frame body for multiple times can be ensured, and the air supply cleanliness in the process of long-time use is further ensured;
furthermore, the clamping of the filter is realized through the matching of the movable plate and the stud, the filter is convenient to disassemble and assemble, and meanwhile, the structural stability of the filter along with the fixed frame in the repeated reciprocating motion process is further ensured, so that the air supply cleanliness in the long-time use process is ensured.
The above embodiments are only for illustrating the technical idea and features of the present invention, and the purpose of the present invention is to enable those skilled in the art to understand the content of the present invention and implement the present invention, and not to limit the protection scope of the present invention by this means. All equivalent changes and modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.
Claims (10)
1. The utility model provides a clean laminar flow air supply smallpox for operating room, includes a plurality of end to end connection's static pressure case (2), air intake (1) have been seted up to the side of static pressure case (2), install one on the bottom opening of static pressure case (2) and loose a class board (3), its characterized in that: a fixed frame body (4) for placing a HEPA filter (5) is arranged in the static pressure box (2), and the flow dispersing plate (3) is arranged on the fixed frame body (4);
a plurality of second screw rods (20) are arranged at the bottom of the fixed frame body (4) at intervals, one end, far away from the fixed frame body (4), of each second screw rod (20) is sleeved with a first solenoid (18) in threaded connection with the corresponding second screw rod (20), one end of a long strip block (19) is movably sleeved on the second screw rods (20) and located above the first solenoid (18), the other end of the long strip block (19) extends to the position below the HEPA filter (5), one end, located below the HEPA filter (5), of the long strip block (19) is provided with a second screw hole (22), a stud (21) is installed on the second screw hole (22) through threads, and one end of the 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 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, far away from the installation frame body (11), of each first connecting rod (7) penetrates through the static pressure boxes (2) and is connected with the fixed frame body (4) located in each static pressure box (2), and an electric cylinder (12) used 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 flow dispersing plate (3), one ends of the first screws (23) are connected with the flow 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 solenoid (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 solenoid (26) in threaded connection with the first screws (23) is arranged above the movable plate (24), the lower end face of the second solenoid (26) is in contact with the upper end face of the movable plate (24), 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 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 an installation pipe (15), the lower end of an installation rod (14) can be movably embedded into the installation pipe (15) up and down, and the upper end of the installation rod (14) is installed on the static pressure box (2).
2. The clean laminar flow supply ceiling for an operating room of claim 1, further comprising: the number of the second screws (20) is 2 to 8.
3. The clean laminar flow supply ceiling for an operating room of claim 2, further comprising: the 4 second screw rods (20) are respectively arranged close to four corners of the fixed frame body (4).
4. The clean laminar flow supply ceiling for operating rooms of claim 1, wherein: the bottom of the flow dispersing plate (3) is bonded with a flow equalizing film.
5. The clean laminar flow supply ceiling for an operating room of claim 1, further comprising: a rectangular cavity is enclosed among 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 flow supply ceiling for an operating room of claim 1, further comprising: and a sealing rubber pad is arranged between the outer end surface of the first connecting rod (7) and the inner wall of the static pressure box (2).
7. The clean laminar flow supply ceiling for an operating room of claim 6, further comprising: the sealing rubber pad is fixedly bonded with the inner wall of the static pressure box (2).
8. The clean laminar flow supply ceiling for an operating room of claim 1, further comprising: and a rubber sealing strip is arranged between the flow dispersing plate (3) and the static pressure box (2).
9. The clean laminar flow supply ceiling for an operating room of claim 8, further comprising: four rubber sealing strips connected end to end are bonded on the flow dispersing plate (3).
10. The clean laminar flow supply ceiling for an operating room of claim 1, further comprising: the fixed frame body (4) is positioned below the air inlet (1).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410015694.XA CN117824043A (en) | 2021-04-02 | 2021-04-02 | Air supply ceiling for operating room |
| CN202110359451.4A CN115183331B (en) | 2021-04-02 | 2021-04-02 | Clean laminar air supply ceiling for operating room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110359451.4A CN115183331B (en) | 2021-04-02 | 2021-04-02 | Clean laminar air supply ceiling for operating room |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410015694.XA Division CN117824043A (en) | 2021-04-02 | 2021-04-02 | Air supply ceiling for operating room |
Publications (2)
| Publication Number | Publication Date |
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| CN115183331A true CN115183331A (en) | 2022-10-14 |
| CN115183331B CN115183331B (en) | 2024-01-23 |
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| CN202110359451.4A Active CN115183331B (en) | 2021-04-02 | 2021-04-02 | Clean laminar air supply ceiling for operating room |
| CN202410015694.XA Pending CN117824043A (en) | 2021-04-02 | 2021-04-02 | Air supply ceiling for operating room |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410015694.XA Pending CN117824043A (en) | 2021-04-02 | 2021-04-02 | Air supply ceiling for operating room |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115978673A (en) * | 2022-10-24 | 2023-04-18 | 珠海格力电器股份有限公司 | Support body and humidification device |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN117824043A (en) | 2024-04-05 |
| CN115183331B (en) | 2024-01-23 |
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