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CN109695930A - A kind of operating room ventilation amount control device - Google Patents

A kind of operating room ventilation amount control device Download PDF

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Publication number
CN109695930A
CN109695930A CN201811616792.XA CN201811616792A CN109695930A CN 109695930 A CN109695930 A CN 109695930A CN 201811616792 A CN201811616792 A CN 201811616792A CN 109695930 A CN109695930 A CN 109695930A
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CN
China
Prior art keywords
ventilation
ventilation pipe
operating room
connecting rod
adjusting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201811616792.XA
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Chinese (zh)
Other versions
CN109695930B (en
Inventor
刘志坚
庄文宾
曹国庆
戎瑞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
North China Electric Power University
China Academy of Building Research CABR
Original Assignee
North China Electric Power University
China Academy of Building Research CABR
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by North China Electric Power University, China Academy of Building Research CABR filed Critical North China Electric Power University
Priority to CN201811616792.XA priority Critical patent/CN109695930B/en
Publication of CN109695930A publication Critical patent/CN109695930A/en
Application granted granted Critical
Publication of CN109695930B publication Critical patent/CN109695930B/en
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Classifications

    • 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
    • F24F7/007—Ventilation with forced flow
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • F24F11/79—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling the direction of the supplied air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/89—Arrangement or mounting of control or safety devices
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Air-Flow Control Members (AREA)

Abstract

本发明公开了一种手术室通风量控制装置，风机的一端连接有第一通风管，第一通风管的一端连接有第二通风管，第一通风管内侧贯穿设有第二风量控制机构，第二通风管内侧贯穿设有第一风量控制机构，第一风量控制机构通过调节第二通风管内腔通气面积来调节与控制风量；第二风量控制机构包括一级通风量调节组件和二级通风量调节组件，本发明通过套管的阻挡，改变风在第一通风管内的流动方向，从而使风机流出的风更加柔和，提高通风时的舒适感，通过转动螺杆，调节通风口的大小，从而达到调节风机产生的风量，满足手术室通风的需求，通过拉动拉杆，调节百叶片之间的间隙，可以快速对第一通风管流入的风量进行再次调节，使手术室内的环境更适宜。

The invention discloses a ventilation volume control device in an operating room. One end of the fan is connected with a first ventilation pipe, one end of the first ventilation pipe is connected with a second ventilation pipe, and a second air volume control mechanism is arranged through the inner side of the first ventilation pipe. A first air volume control mechanism runs through the inner side of the second ventilation pipe, and the first air volume control mechanism adjusts and controls the air volume by adjusting the ventilation area of the second ventilation pipe; the second air volume control mechanism includes a primary ventilation volume adjustment component and a secondary ventilation The volume adjustment component, the present invention changes the flow direction of the wind in the first ventilation pipe through the blocking of the casing, so that the wind flowing out of the fan is more gentle, and the comfort during ventilation is improved. To adjust the air volume generated by the fan to meet the ventilation requirements of the operating room, by pulling the lever to adjust the gap between the louvers, the air volume flowing into the first ventilation duct can be quickly adjusted again, making the operating room environment more suitable.

Description

A kind of operating room ventilation amount control device
Technical field
The present invention relates to operating room ventilation technical field, specifically a kind of operating room ventilation amount control device.
Background technique
In order to guarantee the success rate of operation, prevent patient infected, it is necessary to which the exhaust gas for excluding each workplace in operating room is gone Except indoor dust and microorganism, it is ensured that each necessary amount of fresh air of workplace, therefore, it is necessary to lead to operation interior Wind ventilation needs to control the ventilation quantity of blower to guarantee comfort when ventilation.
Ventilation quantity in the market controls many kinds of of equipment, and control mode is different, but the ventilation of generally existing blower The adjusting of amount is inconvenient, it has not been convenient to quickly control the air quantity of blower.Therefore, those skilled in the art provide a kind of hand Art chamber ventilated amount control device, to solve the problems mentioned in the above background technology.
Summary of the invention
The purpose of the present invention is to provide a kind of operating room ventilation amount control devices, to solve to propose in above-mentioned background technique Blower ventilation quantity adjusting it is inconvenient, it has not been convenient to the problem of quickly air quantity of blower is controlled.
To achieve the above object, the invention provides the following technical scheme:
A kind of operating room ventilation amount control device, including blower, one end of the blower is connected with the first ventilation duct, described One end of first ventilation duct is connected with the second ventilation duct, which is characterized in that is provided through on the inside of first ventilation duct Two Boiler pressure control mechanisms are provided through the first Boiler pressure control mechanism on the inside of second ventilation duct；
First Boiler pressure control mechanism is adjusted and is controlled by adjusting the breathing area of the second ventilation tube cavity Air quantity；
Second Boiler pressure control mechanism includes that level-one ventilation quantity adjusts component and second level ventilation quantity adjusting component, wherein described Level-one ventilation quantity adjusts component and second level ventilation quantity adjusts component and individually controls.
As a further solution of the present invention: second Boiler pressure control mechanism further includes ventilator and connecting rod, described logical One end of air duct is socketed with casing, and described sleeve pipe is fixed to be set in the first ventilation inside pipe wall, and the upper and lower side of ventilator is equal Tubaeform second level ventilation opening is offered, the center inside of the ventilator is provided with level-one ventilation opening, the level-one ventilation quantity Adjusting component includes two second level adjusting plugs, and it includes level-one adjusting plug that the second level ventilation quantity, which adjusts component, by described in rotation Connecting rod makes the level-one adjusting plug protrude into/stretch out the level-one ventilation opening realization level-one ventilation quantity adjusting, described by making Connecting rod is moved radially along first ventilation duct, so that described two second level adjusting plugs protrude into/stretch out the second level ventilation Mouthful.
As a further solution of the present invention: be provided through on the inside of the ventilation opening along first ventilation duct The connecting rod that radial direction extends, the inside of the connecting rod are fixedly connected there are two the adjusting plug immediately below ventilation opening, And the bottom end of connecting rod is fixedly connected with shaft coupling, the bottom end of the shaft coupling is fixedly connected with screw rod, and the screw rod is through stretching The outer wall of first ventilation duct, the outer wall upper limit of first ventilation duct are provided with fastening bolt, the screw rod and the fastening Bolt thread cooperation, when the fastening bolt is fixed, when rotating the screw rod, the screw rod drives the second level to adjust Plug protrudes into/stretches out the second level ventilation opening, when rotating together the fastening bolt and screw rod, enables to the level-one tune Section plug protrudes into/stretches out the level-one ventilation opening.
As a further solution of the present invention: being arranged between two second level adjusting plugs using sliding part on the connecting rod There is adjusting cam, the sliding part enables the adjusting cam to slide axially on the connecting rod, and the sliding part is not Allow the connecting rod and the adjusting cam to relatively rotate, drives the adjusting cam to rotate by the connecting rod, and then pass through The cam surface for adjusting cam heads into the level-one adjusting plug in the level-one ventilation opening.
As a further solution of the present invention: the inside of the ventilator is provided with fixation along radial direction is securing elongated Guide rod, the end of the fixed guide pole are provided with guide runner, and the level-one adjusting plug is fixed on drive block, described Drive block is provided with sliding slot in two sides up and down, and the sliding slot is slided along the guide runner, to lead to the drive block To, the sliding slot far from spring is provided between the one side and the guide runner for adjusting cam, the spring makes It obtains the drive block and is close to the adjusting cam always.
As a further solution of the present invention: it is vertically fixedly connected on the fixed guide pole laterally against bar, it is described It is laterally connected on the side for adjusting cam against the end of bar by rolling locating part, to support the transverse direction Lean rod limits the axial position for adjusting cam, and the adjusting cam is allowed to rotate, and the fastening bolt can turn On spacing collar, the spacing collar is arranged on the first ventilation duct for dynamic limit, also extends through in the fastening bolt and is provided with lock Tight bar is turned when release check lock lever and simultaneously so that fastening bolt is fixed on first ventilation duct using the check lock lever When moving the fastening bolt and screw rod, the connecting rod drives the adjusting cam rotation, and then realizes the position of level-one adjusting plug It adjusts, when using fastening bolt described in the locking rod locking, rotates the screw rod, and then realize the position of second level adjusting plug Set adjusting.
As a further solution of the present invention: the both ends of first ventilation duct are logical with blower and the second ventilation duct respectively Ring flange is crossed to be fixedly connected.
As a further solution of the present invention: first Boiler pressure control mechanism includes louvre blade, and the louvre blade is set altogether No less than six are equipped with, is wherein fixedly connected on the inside of a piece of louvre blade of lowermost end and the second ventilation duct, and remaining blinds The bottom end of piece is fixedly connected to rotation axis, and the outside of the rotation axis is rotatably connected to solid on the inside of the second ventilation duct Fixed board, and one end of rotation axis is fixedly connected with connection sheet close to the side of fixed plate, the rear side of one end of the connection sheet turns It is dynamic to be connected with pull rod.
As a further solution of the present invention: being fixedly connected on the outside of the fixed plate and the second ventilation duct, the rotation Axis and the second ventilation duct are rotatablely connected, and the pull rod carries out driving movement by tie rod cylinders.
Compared with prior art, beneficial effects of the present invention:
The present invention changes flow direction of the wind in the first ventilation duct by the blocking of casing, to make the wind of outflow It is softer, comfort when ventilation is improved, by rotating screw rod, the size of ventilation opening is adjusted, is produced to reach and adjust blower Raw air quantity meets the needs of operation chamber ventilated, by pulling pull rod, adjusts the gap between louvre blade, can be quickly to the The air quantity that one ventilation duct flows into is adjusted again, and the indoor environment that makes to perform the operation is preferably, improves amount control device of divulging information Practicability, meanwhile, it include that level-one ventilation quantity adjusts component and second level ventilation quantity adjusting component by the second Boiler pressure control mechanism, Wherein, the level-one ventilation quantity adjusts component and second level ventilation quantity adjusts component and individually controls, and improves ventilation quantity adjusting Range and precision.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of operating room ventilation amount control device；
Fig. 2 is a kind of explosive view of operating room ventilation amount control device；
Fig. 3 is the structural schematic diagram of the second Boiler pressure control mechanism in a kind of operating room ventilation amount control device；
Fig. 4 is the structural schematic diagram of the first Boiler pressure control mechanism in a kind of operating room ventilation amount control device；
Fig. 5 is the structural schematic diagram that level-one ventilation quantity adjusts module position in a kind of operating room ventilation amount control device.
Specific embodiment
Please refer to Fig. 1~5, in the embodiment of the present invention, a kind of operating room is divulged information amount control device, including blower 1, the wind One end of machine 1 is connected with the first ventilation duct 2, and one end of first ventilation duct 2 is connected with the second ventilation duct 3, and feature exists In the inside of first ventilation duct 2 is provided through the second Boiler pressure control mechanism 5, and the inside of second ventilation duct 3 is passed through It wears and is equipped with the first Boiler pressure control mechanism 4；First Boiler pressure control mechanism 4 is by adjusting 3 inner cavity of the second ventilation duct Breathing area adjusts and controls air quantity；Second Boiler pressure control mechanism 5 includes that level-one ventilation quantity adjusts component and second level ventilation quantity Adjust component, wherein the level-one ventilation quantity adjusts component and second level ventilation quantity adjusts component and individually controls.
As preferred embodiment, second Boiler pressure control mechanism 5 further includes ventilator 51 and connecting rod 55, the ventilation One end of cylinder 51 is socketed with casing 53, and described sleeve pipe fixation is set in 2 inner wall of the first ventilation duct, and ventilator 51 is upper Lower end offers tubaeform second level ventilation opening 52, and the center inside of the ventilator 51 is provided with level-one ventilation opening 58, institute Stating level-one ventilation quantity and adjusting component includes two second level adjusting plugs 54, and it includes that level-one is adjusted that the second level ventilation quantity, which adjusts component, Plug 59 makes the level-one adjusting plug 59 protrude into/stretch out the realization of level-one ventilation opening 58 level-one by rotating the connecting rod 55 Ventilation quantity is adjusted, by making the moving radially along first ventilation duct 2 of connecting rod 55, so that described two second levels Adjusting plug 54 protrudes into/stretches out the second level ventilation opening 52.
As more preferably embodiment, the inside of the ventilation opening 52 is provided through the radial direction along first ventilation duct The connecting rod 55 that direction extends, the inside of the connecting rod 55 are fixedly connected with that there are two the adjustings close to the underface of ventilation opening 52 Plug 54, and the bottom end of connecting rod 55 is fixedly connected with shaft coupling 56, the bottom end of the shaft coupling 56 is fixedly connected with screw rod 57, institute Screw rod 57 is stated through the outer wall for stretching out the first ventilation duct 2, the outer wall upper limit of first ventilation duct 2 is provided with fastening bolt 63, the screw rod 57 is threadedly engaged with the fastening bolt 63, when the fastening bolt is fixed, when rotating the screw rod, The screw rod drives the second level adjusting plug 54 to protrude into/stretch out the second level ventilation opening 52, when rotating together the fastening bolt When with screw rod, the level-one adjusting plug 59 is enabled to protrude into/stretch out the level-one ventilation opening 58.
Adjusting cam is arranged with using sliding part 70 in addition, being located between two second level adjusting plugs 54 on the connecting rod 55 61, the sliding part 70 enables the adjusting cam 61 to slide axially on the connecting rod, and the sliding part does not allow The connecting rod and the adjusting cam relatively rotate, and drive the adjusting cam to rotate by the connecting rod, and then by described The cam surface for adjusting cam heads into the level-one adjusting plug 59 in the level-one ventilation opening 58.
In the present embodiment, the inside of the ventilator 51 is provided with fixed guide pole along radial direction is securing elongated 65, the end of the fixed guide pole is provided with guide runner 71, and the level-one adjusting plug 59 is fixed on drive block 60, institute It states about 60 two sides of drive block and is provided with sliding slot 68, the sliding slot is slided along the guide runner 71, so as to the driving Block is oriented to, and is provided with spring between the one side and the guide runner 71 far from the adjusting cam of the sliding slot 67, the spring makes the drive block 60 be close to the adjusting cam 61 always.
As more preferably embodiment, vertically it is fixedly connected on the fixed guide pole 65 laterally against bar 66, the cross It is connected on the side for adjusting cam 61 to the end against bar 66 by rolling locating part 69, to make the cross The axial position for adjusting cam 61 is limited to against bar 66, and the adjusting cam is allowed to rotate, the fastening Rotatably limit is on spacing collar 62 for bolt 63, and the spacing collar 62 is arranged on the first ventilation duct 2, the fastening bolt It is also extended through on 63 and is provided with check lock lever 64, so that fastening bolt 63 is fixed on first ventilation using the check lock lever 64 On pipe 2, when unclamping check lock lever and rotating the fastening bolt and screw rod 57 simultaneously, the connecting rod drives the adjusting cam Rotation, and then realize that the position of level-one adjusting plug is adjusted, when using fastening bolt described in the locking rod locking, rotate institute Screw rod is stated, and then realizes that the position of second level adjusting plug is adjusted.
In addition, the present invention in order to facilitate the installation of with disassembly the first ventilation duct 2 and the second ventilation duct 3, the two of the first ventilation duct 2 End is fixedly connected by ring flange with blower 1 and the second ventilation duct 3 respectively.
In order to adjust the air quantity flowed into from the first ventilation duct 2, the first Boiler pressure control mechanism 4 includes louvre blade 41, louvre blade 41 are provided with no less than six altogether, and wherein a piece of louvre blade 41 of lowermost end is fixedly connected with the inside of the second ventilation duct 3, The bottom end of remaining louvre blade 41 is fixedly connected to rotation axis 43, and the outside of rotation axis 43 turns through the inside of the second ventilation duct 3 Dynamic to be connected with fixed plate 42, one end of rotation axis 43 is fixedly connected with connection sheet 45, connection sheet 45 close to the side of fixed plate 42 One end on rear side of be rotatably connected to pull rod 44.
In order to rotate rotation axis 43 in the inside of fixed plate 42, the outside of fixed plate 42 and the second ventilation duct 3 is fixed to be connected It connects, in order to drive louvre blade 41 to rotate, rotation axis 43 and the second ventilation duct 3 are rotatablely connected.
In order to adjust from blower 1 flow into air quantity, the second Boiler pressure control mechanism 5 include ventilator 51, the one of ventilator 51 End cap is connected to casing 53, and the upper and lower side of ventilator 51 offers tubaeform ventilation opening 52, and the inside of ventilation opening 52, which is run through, to be set It is equipped with connecting rod 55, the inside of connecting rod 55 is fixedly connected with that there are two adjusting plug 54, the bottoms of connecting rod 55 close to the underface of ventilation opening 52 End is fixedly connected with movable sleeve 56, and the bottom end of movable sleeve 56 is rotatably connected to screw rod 57.
For fixed sleeving 53, casing 53 is fixed on the inside of the first ventilation duct 2, in order to push adjusting plug 54 mobile, spiral shell Bar 57 runs through the bottom end of the first ventilation duct 2.
The working principle of the invention: when needing to be aerated operating room, firstly, blower 1 is opened, what blower 1 generated Air quantity enters in the first ventilation duct 2, blocking of flowing of the wind in the first ventilation duct 2 by casing 53, from second level ventilation opening 52 Enter the inside of ventilator 51 with level-one ventilation opening 58, then is flowed out from the inside of casing 53, into the second ventilation duct 3, then from In the gap of louvre blade 41 flow out, when needing to adjust the ventilation quantity of blower, firstly, unclamp check lock lever and simultaneously rotation described in Fastening bolt and screw rod 57, the connecting rod drive the adjusting cam rotation, and then realize that the position of level-one adjusting plug is adjusted, The adjusting for realizing level-one ventilation quantity, when needing to adjust, when using fastening bolt described in the locking rod locking, fixing lock Clamping screw is tightly lived, screw rod 57 is rotated, screw rod 57 pushes movable sleeve 56, and movable sleeve 56 pushes connecting rod 55, and connecting rod 55, which drives, to be adjusted Plug 54 enters in ventilation opening 52 together, to change the size of ventilation opening 52, reaches the air quantity for adjusting blower 1, and then realize two The position of grade adjusting plug is adjusted, if needing to adjust ventilation quantity again, can also pull pull rod 44, pull rod 44 drives 45 turns of connection sheet Dynamic, connection sheet 45 drives rotation axis 43 to rotate together together with louvre blade 41, big so as to change the gap between louvre blade 41 It is small, so as to adjust the air quantity of blower 1 again, realize the control of operating room ventilation quantity.
It is above-described, it is merely preferred embodiments of the present invention, but protection scope of the present invention is not limited to This, anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention Design is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.

Claims (9)

1.一种手术室通风量控制装置，包括风机(1)，所述风机(1)的一端连接有第一通风管(2)，所述第一通风管(2)的一端连接有第二通风管(3)，其特征在于，所述第一通风管(2)的内侧贯穿设置有第二风量控制机构(5)，所述第二通风管(3)的内侧贯穿设置有第一风量控制机构(4)；所述第一风量控制机构(4)通过调节所述第二通风管(3)内腔的通气面积来调节与控制风量；第二风量控制机构(5)包括一级通风量调节组件和二级通风量调节组件，其中，所述一级通风量调节组件和二级通风量调节组件分别单独控制。1. An operating room ventilation volume control device, comprising a fan (1), one end of the fan (1) is connected with a first ventilation pipe (2), and one end of the first ventilation pipe (2) is connected with a second ventilation pipe (2); A ventilation pipe (3), characterized in that a second air volume control mechanism (5) is provided through the inner side of the first ventilation pipe (2), and a first air volume is provided through the inner side of the second ventilation pipe (3). A control mechanism (4); the first air volume control mechanism (4) adjusts and controls the air volume by adjusting the ventilation area of the inner cavity of the second ventilation pipe (3); the second air volume control mechanism (5) includes a primary ventilation A volume adjustment component and a secondary ventilation volume adjustment component, wherein the primary ventilation volume adjustment component and the secondary ventilation volume adjustment component are separately controlled. 2.根据权利要求1所述的一种手术室通风量控制装置，其特征在于，所述第二风量控制机构(5)还包括通风筒(51)和连杆(55)，所述通风筒(51)的一端套接有套管(53)，所述套管固定套设在所述第一通风管(2)内壁，且通风筒(51)的上下端均开设有喇叭形的二级通风口(52)，所述通风筒(51)的中心内侧设置有一级通风口(58)，所述一级通风量调节组件包括两个二级调节塞(54)，所述二级通风量调节组件包括一级调节塞(59)，通过转动所述连杆(55)使得所述一级调节塞(59)伸入/伸出所述一级通风口(58)实现一级通风量调节，通过使得所述连杆(55)沿着所述第一通风管(2)的径向移动，使得所述两个二级调节塞(54)伸入/伸出所述二级通风口(52)。2. An operating room ventilation volume control device according to claim 1, characterized in that, the second air volume control mechanism (5) further comprises a ventilator (51) and a connecting rod (55), the ventilator One end of (51) is sleeved with a sleeve (53), the sleeve is fixedly sleeved on the inner wall of the first ventilation pipe (2), and the upper and lower ends of the ventilation cylinder (51) are provided with trumpet-shaped secondary A vent (52), a primary vent (58) is provided on the inner side of the center of the ventilator (51), and the primary ventilation volume adjustment assembly includes two secondary regulating plugs (54), the secondary ventilation volume The adjustment assembly includes a first-level adjustment plug (59), and by rotating the connecting rod (55) so that the first-level adjustment plug (59) extends into/out of the first-level ventilation port (58) to realize the adjustment of the first-level ventilation volume , by moving the connecting rod (55) along the radial direction of the first ventilation pipe (2), so that the two secondary regulating plugs (54) extend into/out of the secondary ventilation opening ( 52). 3.根据权利要求2所述的一种手术室通风量控制装置，其特征在于，所述通风口(52)的内侧贯穿设置有沿着所述第一通风管的径向方向延伸的连杆(55)，所述连杆(55)的内侧靠近通风口(52)的正下方固定连接有两个所述调节塞(54)，且连杆(55)的底端固定连接有联轴器(56)，所述联轴器(56)的底端固定连接有螺杆(57)，所述螺杆(57)贯穿伸出第一通风管(2)的外壁，所述第一通风管(2)的外壁上限位设置有紧固螺栓(63)，所述螺杆(57)与所述紧固螺栓(63)螺纹配合，当所述紧固螺栓固定不动，转动所述螺杆时，所述螺杆带动所述二级调节塞(54)伸入/伸出所述二级通风口(52)，当一起转动所述紧固螺栓和螺杆时，能够使得所述一级调节塞(59)伸入/伸出所述一级通风口(58)。3 . The device for controlling ventilation volume in an operating room according to claim 2 , wherein a connecting rod extending along the radial direction of the first ventilation pipe is disposed through the inner side of the ventilation opening ( 52 ). 4 . (55), two adjusting plugs (54) are fixedly connected to the inner side of the connecting rod (55) near the vent (52), and a coupling is fixedly connected to the bottom end of the connecting rod (55). (56), the bottom end of the coupling (56) is fixedly connected with a screw (57), the screw (57) extends through the outer wall of the first ventilation pipe (2), the first ventilation pipe (2) The upper limit of the outer wall of the ) is provided with a fastening bolt (63), the screw (57) is threaded with the fastening bolt (63), when the fastening bolt is fixed and the screw is rotated, the The screw drives the secondary regulating plug (54) to extend into/out of the secondary vent (52). When the fastening bolt and the screw are rotated together, the primary regulating plug (59) can be extended. into/out of the primary vent (58). 4.根据权利要求3所述的一种手术室通风量控制装置，其特征在于，所述连杆(55) 上位于两个二级调节塞(54)之间采用滑动件(70)套设有调节凸轮(61)，所述滑动件(70)使得所述调节凸轮(61)能够在所述连杆上轴向滑动，且所述滑动件不允许所述连杆与所述调节凸轮相对转动，通过所述连杆驱动所述调节凸轮转动，进而通过所述调节凸轮的凸轮面将所述一级调节塞(59)顶入所述一级通风口(58)内。4. A ventilation volume control device in an operating room according to claim 3, characterized in that, the connecting rod (55) is located between the two secondary regulating plugs (54) and is sleeved by a sliding member (70). There is an adjustment cam (61), the slider (70) enables the adjustment cam (61) to slide axially on the connecting rod, and the slider does not allow the connecting rod to oppose the adjustment cam Rotating, the adjusting cam is driven to rotate through the connecting rod, and then the first-stage adjusting plug (59) is pushed into the first-stage vent (58) through the cam surface of the adjusting cam. 5.根据权利要求4所述的一种手术室通风量控制装置，其特征在于，所述通风筒(51)的内部沿着径向方向固定延伸设置有固定导向杆(65)，所述固定导向杆的端部设置有导向滑块(71)，所述一级调节塞(59)固定在驱动块(60)上，所述驱动块(60)上下两侧设置有滑槽(68)，所述滑槽沿着所述导向滑块(71)滑动，以便对所述驱动块进行导向，所述滑槽的远离所述调节凸轮的一侧面与所述导向滑块(71)之间设置有弹簧(67)，所述弹簧使得所述驱动块(60)始终紧贴所述调节凸轮(61)。5 . The ventilation volume control device for an operating room according to claim 4 , wherein a fixed guide rod ( 65 ) is fixed and extended in the interior of the ventilation cylinder ( 51 ) along the radial direction, and the fixed The end of the guide rod is provided with a guide slider (71), the first-stage regulating plug (59) is fixed on the driving block (60), and the upper and lower sides of the driving block (60) are provided with sliding grooves (68), The sliding groove slides along the guide sliding block (71) to guide the driving block, and a side surface of the sliding groove away from the adjusting cam is arranged between the guide sliding block (71) There is a spring (67), which makes the driving block (60) always abut against the adjusting cam (61). 6.根据权利要求5所述的一种手术室通风量控制装置，其特征在于，所述固定导向杆(65)上垂直固定连接有横向抵靠杆(66)，所述横向抵靠杆(66)的端部通过滚动限位件(69)连接在所述调节凸轮(61)的侧面上，以便使得所述横向抵靠杆(66)对所述调节凸轮(61)的轴向位置进行限位，且允许所述调节凸轮转动，所述紧固螺栓(63)可转动的限位在限位圈(62)上，所述限位圈(62)设置在第一通风管(2)上，所述紧固螺栓(63)上还贯穿设置有锁紧杆(64)，以便利用所述锁紧杆(64)将紧固螺栓(63)固定在所述第一通风管(2)上，当松开锁紧杆且同时转动所述紧固螺栓和螺杆(57)时，所述连杆带动所述调节凸轮转动，进而实现一级调节塞的位置调节，当利用所述锁紧杆锁紧所述紧固螺栓时，转动所述螺杆，进而实现二级调节塞的位置调节。6 . The ventilation volume control device for an operating room according to claim 5 , wherein a transverse abutment rod (66) is vertically and fixedly connected to the fixed guide rod (65), and the transverse abutment rod ( The end of 66) is attached to the side of the adjusting cam (61) by a rolling stop (69), so that the lateral abutment rod (66) affects the axial position of the adjusting cam (61). limit, and allow the adjustment cam to rotate, the tightening bolt (63) is rotatably limited on the limit ring (62), and the limit ring (62) is arranged on the first ventilation pipe (2) A locking rod (64) is also provided through the fastening bolt (63), so that the fastening bolt (63) can be fixed on the first ventilation pipe (2) by using the locking rod (64). When the locking lever is loosened and the tightening bolt and the screw (57) are rotated at the same time, the connecting rod drives the adjusting cam to rotate, thereby realizing the position adjustment of the first-stage adjusting plug. When the rod locks the fastening bolt, the screw is rotated, thereby realizing the position adjustment of the secondary adjustment plug. 7.根据权利要求1-6任意一项所述的一种手术室通风量控制装置，其特征在于，所述第一通风管(2)的两端分别与风机(1)和第二通风管(3)均通过法兰盘固定连接。7. A ventilation volume control device for an operating room according to any one of claims 1-6, wherein the two ends of the first ventilation pipe (2) are respectively connected with the fan (1) and the second ventilation pipe (3) Both are fixedly connected by flanges. 8.根据权利要求1-6任意一项所述的一种手术室通风量控制装置，其特征在于，所述第一风量控制机构(4)包括百叶片(41)，所述百叶片(41)共设置有不少于六片，其中最底端的一片百叶片(41)与第二通风管(3)的内侧固定连接，且其余的百叶片(41) 的底端均固定连接有转动轴(43)，所述转动轴(43)的外侧贯穿第二通风管(3)的内侧转动连接有固定板(42)，且转动轴(43)的一端靠近固定板(42)的一侧固定连接有连接片(45)，所述连接片(45)的一端的后侧转动连接有拉杆(44)。8. A ventilation volume control device for an operating room according to any one of claims 1-6, wherein the first air volume control mechanism (4) comprises a louver (41), and the louver (41) ) is provided with no less than six pieces in total, of which a louver (41) at the bottom end is fixedly connected with the inner side of the second ventilation pipe (3), and the bottom ends of the remaining louvers (41) are fixedly connected with a rotating shaft. (43), the outer side of the rotating shaft (43) is rotatably connected with a fixing plate (42) through the inner side of the second ventilation pipe (3), and one end of the rotating shaft (43) is fixed to one side of the fixing plate (42) A connecting piece (45) is connected, and a pull rod (44) is rotatably connected to the rear side of one end of the connecting piece (45). 9.根据权利要求8所述的一种手术室通风量控制装置，其特征在于，所述固定板(42)与第二通风管(3)的外侧固定连接，所述转动轴(43)与第二通风管(3)转动连接，所述拉杆由拉杆气缸进行驱动移动。9 . The device for controlling ventilation volume in an operating room according to claim 8 , wherein the fixing plate ( 42 ) is fixedly connected to the outer side of the second ventilation pipe ( 3 ), and the rotating shaft ( 43 ) is connected to the outer side of the second ventilation pipe ( 3 ). 10 . The second ventilation pipe (3) is rotatably connected, and the pull rod is driven and moved by the pull rod cylinder.
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