CN113154070B - Encryption gate valve convenient to maintain - Google Patents
Encryption gate valve convenient to maintain Download PDFInfo
- Publication number
- CN113154070B CN113154070B CN202110622962.0A CN202110622962A CN113154070B CN 113154070 B CN113154070 B CN 113154070B CN 202110622962 A CN202110622962 A CN 202110622962A CN 113154070 B CN113154070 B CN 113154070B
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- CN
- China
- Prior art keywords
- rod
- valve
- gate valve
- rotating
- locking
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K35/00—Means to prevent accidental or unauthorised actuation
- F16K35/06—Means to prevent accidental or unauthorised actuation using a removable actuating or locking member, e.g. a key
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
- Sliding Valves (AREA)
Abstract
The invention relates to an encryption gate valve convenient to maintain, which comprises a gate valve body, a valve cover detachably arranged on the gate valve body, a water inlet channel and a water outlet channel which are radially arranged along the gate valve body, and a valve plate which is arranged between the water inlet channel and the water outlet channel in a lifting manner and is used for controlling fluid to open and close.
Description
Technical Field
The invention relates to the technical field of valves, in particular to an encryption gate valve convenient to maintain.
Background
The existing gate valve drives the valve rod nut to rotate by the hand wheel to lift the valve rod and descend the valve rod, so that the gate valve is practical to open and close, the valve rod is easy to damage after multiple up-and-down movements, when the existing gate valve is maintained, the fluid in front of the valve body of the gate valve is required to be disconnected, then the whole gate valve is detached from the installation pipeline, and finally the gate valve is maintained, so that the maintenance procedure is complex; meanwhile, the existing gate valve is easy to open and close, so that if management is not effectively performed, the existing gate valve is very likely to be opened by non-staff, and loss of production or waste of public resources is caused.
Disclosure of Invention
Therefore, in order to solve the above problems, the present invention provides an encryption gate valve which is convenient to maintain.
In order to realize the technical problems, the invention adopts the following solution: the utility model provides a convenient encryption gate valve of maintenance, includes the gate valve body, can dismantle set up in valve gap on the gate valve body, along the radial inlet channel and the outlet channel of seting up of gate valve body, liftable set up in inlet channel with be used for controlling the valve plate that the fluid was opened and close between the outlet channel, the valve plate top is located the inside rotatable valve rod that is provided with of gate valve body, first passageway has been seted up on the gate valve body, the valve rod lower extreme with valve plate threaded connection, the valve rod upper end wears out first passageway is located in the valve gap, the valve plate upper end be provided with the valve plate rise to highest position time with gate valve body sealing fit's sealing device, sealing device for set up in the slope sealing bench of valve plate upper end.
The further improvement is that: the inclined sealing table is an elastic inclined sealing table.
The further improvement is that: the novel rotary valve is characterized by further comprising a rotary rod which is rotatably arranged on the valve cover and used for driving the valve rod to rotate, a sealing chamber is formed in the valve cover, one end of the rotary rod penetrates out of the valve cover, the other end of the rotary rod is positioned in the sealing chamber, and a locking device used for locking the rotary rod to rotate is arranged in the sealing chamber.
The further improvement is that: the locking device comprises locking pieces which are symmetrically arranged on two sides of the rotating rod and used for clamping and locking the rotating rod, one end of each locking piece is hinged to the valve cover, the other end of each locking piece is hinged to a connecting rod, the free end of each connecting rod is hinged to a sliding sleeve capable of sliding along the radial direction of the rotating rod, and a control device used for controlling the sliding sleeve to slide is arranged in the valve cover.
The further improvement is that: the control device comprises a rotating screw rod which is rotatably arranged in the valve cover and positioned at two sides of the rotating rod, a transmission rod which is rotatably arranged in the valve cover and used for driving the rotating screw rod to rotate, a control rod which is rotatably arranged on the valve cover and used for driving the transmission rod to rotate, a sliding sleeve is sleeved on the rotating screw rod, the rotating screw rod is in threaded connection with the sliding sleeve, the side wall of the valve cover is limited to rotate the sliding sleeve, the transmission rod is vertically and in transmission with the rotating screw rod, one end of the control rod is in transmission connection with the transmission rod, and the other end of the control rod penetrates out of the valve cover and is connected with a rotating handle.
The further improvement is that: and a limiting block for limiting the sliding position of the sliding sleeve is arranged on the rotating screw rod.
The further improvement is that: and a locking sealing device for sealing the locking device is arranged in the encryption chamber.
The further improvement is that: the locking piece is an arc-shaped locking piece.
The further improvement is that: the locking piece is hinged to one side of one end of the connecting rod, which is close to the rotating rod, and a friction pad is arranged at the position.
The further improvement is that: the upper end of the valve rod and the lower end of the rotating rod are provided with meshing teeth which are matched with each other.
By adopting the technical scheme, the invention has the beneficial effects that: when the valve rod drives the valve plate to rise to the highest position, the inclined sealing table can prop against the inner wall of the gate valve body, and at the moment, the first channel can be sealed to prevent fluid from flowing out of the first channel; after the subassembly in the gate valve gap damages, can need not dismantle the gate valve body and need not cut off the fluid, only need rotate the valve rod, drive the sealed first passageway of slope sealing bench rise seal, prevent that fluid from flowing out in the first passageway, afterwards can directly dismantle the valve gap of gate valve, then maintain the valve gap, reached the effect of convenient maintenance.
The further effects are: the locking device is arranged, so that the valve can be prevented from being used by irrelevant personnel in misoperation.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of the structure of an embodiment of the present invention after disassembly;
FIG. 3 is a schematic view of a locking device according to an embodiment of the present invention;
fig. 4 is a schematic view of a valve plate according to an embodiment of the present invention.
Detailed Description
The invention will now be further described with reference to the drawings and specific examples.
Referring to fig. 1 to 4, an encryption gate valve convenient to maintain comprises a gate valve body 1, a valve cover 2 detachably arranged on the gate valve body 1 through bolts, a water inlet channel 3 and a water outlet channel 4 which are radially arranged along the gate valve body 1, and a valve plate 5 which is arranged between the water inlet channel 3 and the water outlet channel 4 in a lifting manner and is used for controlling the opening and closing of fluid, wherein a valve rod 6 is rotatably arranged in the gate valve body 1 above the valve plate 5, a first channel 7 is arranged on the gate valve body 1, the lower end part of the valve rod 6 is in threaded connection with the valve plate 5, the upper end part of the valve rod 6 penetrates out of the first channel 7 and is positioned in the valve cover 2, the upper end of the valve plate 5 is provided with a sealing device which is in sealing fit with the gate valve body 1 when the valve plate 5 ascends to the highest position, the sealing device is an inclined sealing table 8 arranged at the upper end of the valve plate 5, and the inclined sealing table 8 is an elastic inclined sealing table 8; when the valve rod 6 drives the valve plate 5 to rise to the highest position, the inclined sealing table 8 can prop against the inner wall of the gate valve body 1, and at the moment, the first channel 7 can be sealed to prevent fluid from flowing out of the first channel 7; after the subassembly in gate valve gap 2 damages, can need not dismantle gate valve body 1 and need not cut off the fluid, only need rotate valve rod 6, drive slope sealing bench 8 and rise sealed first passageway 7, prevent that the fluid from flowing out from first passageway 7, afterwards can directly dismantle gate valve's valve gap 2, then maintain valve gap 2, reached the effect of convenient maintenance.
The rotary valve further comprises a rotary rod 9 which is rotatably arranged on the valve cover 2 and used for driving the valve rod 6 to rotate, a sealing chamber 10 is formed in the valve cover 2, one end of the rotary rod 9 penetrates out of the valve cover 2, the other end of the rotary rod is positioned in the sealing chamber 10, and a locking device used for locking the rotary rod 9 to rotate is arranged in the sealing chamber 10; meanwhile, a locking sealing device for sealing the locking device is arranged in the encryption chamber 10, the locking sealing device is a sealing ring 11, and the sealing ring 11 can prevent the fluid from leaking into the encryption chamber 10 to damage the locking device.
In the invention, the locking device comprises arc-shaped locking pieces 12 symmetrically arranged at two sides of a rotating rod 9 and used for clamping and locking the rotating rod 9, one end of each locking piece 12 is hinged on a valve cover 2, the other end of each locking piece is hinged with a connecting rod 14, the free end of each connecting rod 14 is hinged with a sliding sleeve 13 capable of sliding along the radial direction of the rotating rod 9, and a control device used for controlling the sliding sleeve 13 to slide is arranged in the valve cover 2; the control device comprises a rotating screw rod 17 which is rotatably arranged in the valve cover 2 and is positioned at two sides of the rotating rod 9, a transmission rod 15 which is rotatably arranged in the valve cover 2 and is used for driving the rotating screw rod 17 to rotate, a control rod 16 which is rotatably arranged on the valve cover 2 and is used for driving the transmission rod 15 to rotate, a sliding sleeve 13 is sleeved on the rotating screw rod 17, the rotating screw rod 17 is in threaded connection with the sliding sleeve 13, the side wall of the valve cover 2 limits the sliding sleeve 13 to rotate, the transmission rod 15 and the rotating screw rod 17 and the rotating rod 9 are vertically transmitted, one end of the control rod 16 is in transmission connection with the transmission rod 15, the other end of the control rod 16 penetrates out of the valve cover 2 and is connected with a rotating handle 18, wherein the transmission rod 15 and the rotating screw rod 17 are directly provided with worm gears (not shown in the drawing), the transmission rod 15 is connected with the worm gears, the rotating screw rod 17 is connected with the worm gears, the end of the transmission rod 15 and the transmission rod 15 can be vertically transmitted, and the end of the control rod 16, which is connected with the bevel gears (not shown in the drawing), and the two are mutually matched with each other, and the vertical transmission can also be achieved.
In this embodiment, a stopper 19 for restricting the sliding position of the sliding sleeve 13 is provided on the rotating screw 17.
In this embodiment, the locking member 12 is provided with a friction pad 20 at a position hinged to one end of the connecting rod 14 near the rotating rod 9, and friction lines are provided on the friction pad 20, so that the locking member 12 can more effectively lock the connecting rod 14.
In order to drive the valve rod 6 to rotate by the rotating rod 9, the upper end of the valve rod 6 and the lower end of the rotating rod 9 are provided with meshing teeth 21 matched with each other, the valve cover 2 is locked on the gate valve body 1 through bolts during installation, at the moment, the upper end of the valve rod 6 and the lower end of the rotating rod 9 are matched with each other, the rotating rod 9 can drive the valve rod 6 to rotate, and meanwhile, the upper end of the rotating rod 9 penetrates out of the valve cover 2 to be connected with a hand wheel, so that the valve cover is convenient for workers to use.
Working principle: when the valve cover 2 inner assembly of the gate valve is required to be maintained due to the fact that the valve cover is used for multiple times, the gate valve body 1 can be detached without disconnecting fluid, during maintenance, the rotating rod 9 is driven to rotate only through the rotation of the hand wheel, the rotating rod 9 drives the valve rod 6 to rotate, the valve rod 6 drives the valve plate 5 to ascend, the valve plate 5 is abutted against the inner wall of the gate valve body 1 when being lifted to the highest position, at the moment, the inclined sealing table 8 can seal the first channel 7, fluid is prevented from flowing out of the first channel 7, and then the valve cover 2 of the gate valve can be detached, and further the gate valve is maintained.
When the valve cover 2 is detached, firstly, the bolt connected with the valve cover 2 and the gate valve body 1 is detached, at this time, the valve cover 2 can be detached, because the rotating rod 9 is matched with the valve rod 6 through the meshing teeth 21, and the rotating rod 9 is arranged on the valve cover 2, the valve cover 2 can be detached, and then, the inside of the valve cover 2 is maintained.
When the anti-encryption device is used normally and encryption is needed, a worker can rotate the rotating handle 18, the rotating handle 18 drives the control rod 16 to rotate, the control rod 16 is in transmission with the transmission rod 15 to drive the rotating screw rod 17 to rotate, the sliding sleeve 13 is sleeved on the rotating screw rod 17 and is in threaded connection with the rotating screw rod 17, and meanwhile, the inner wall of the valve cover 2 limits the sliding sleeve 13 to rotate, so that when the rotating screw rod 17 rotates, the sliding sleeve 13 is driven to slide on the rotating screw rod 17, the connecting rod 14 is hinged on the sliding sleeve 13, the other end of the connecting rod 14 is hinged on the locking piece 12, meanwhile, the other end of the locking piece 12 is hinged on the valve cover 2, when the rotating screw rod 17 rotates, the sliding sleeve 13 is driven to slide on the rotating screw rod 17, the connecting rod 14 drives the locking piece 12 to move, and the end of the locking piece 12, hinged on the connecting rod 14, is close to the rotating rod 9, and the rotating rod 9 is limited, and at the moment, the locking effect is achieved; when the rotary handle 18 is required to be rotated, a worker only needs to reversely rotate the rotary handle 18, the rotary handle 18 can drive the control rod 16 to reversely rotate, the locking piece 12 is controlled to reversely move, the rotary rod 9 is not limited any more, and at the moment, the hand wheel can be normally operated to drive the rotary rod 9 to rotate, and then the valve rod 6 is driven to rotate so as to control the valve plate 5 to be opened and closed.
The above description is illustrative of the embodiments using the present teachings, and is not intended to limit the scope of the present teachings to any particular modification or variation of the present teachings by those skilled in the art.
Claims (7)
1. The utility model provides a convenient encryption gate valve of maintenance, includes the gate valve body, can dismantle set up in valve gap on the gate valve body, along the radial inlet channel and the outlet channel of seting up of gate valve body, liftable set up in inlet channel with be used for controlling the valve plate that the fluid was opened and close between the outlet channel, the valve plate top is located the inside rotatable valve rod that is provided with of gate valve body, first passageway has been seted up on the gate valve body, the valve rod lower extreme with valve plate threaded connection, the valve rod upper end wears out first passageway is located in the valve gap, its characterized in that: the upper end of the valve plate is provided with a sealing device which is in sealing fit with the gate valve body when the valve plate rises to the highest position, the sealing device is an inclined sealing table arranged at the upper end of the valve plate,
the rotary valve further comprises a rotary rod which is rotatably arranged on the valve cover and used for driving the valve rod to rotate, a encrypting chamber is arranged in the valve cover, one end of the rotary rod penetrates out of the valve cover, the other end of the rotary rod is positioned in the encrypting chamber, a locking device used for locking the rotary rod to rotate is arranged in the encrypting chamber,
the locking device comprises locking pieces symmetrically arranged at two sides of the rotating rod and used for clamping and locking the rotating rod, one end of each locking piece is hinged on the valve cover, the other end of each locking piece is hinged with a connecting rod, the free end of each connecting rod is hinged with a sliding sleeve capable of sliding along the radial direction of the rotating rod, a control device used for controlling the sliding sleeve to slide is arranged in the valve cover,
the control device comprises a rotating screw rod which is rotatably arranged in the valve cover and positioned at two sides of the rotating rod, a transmission rod which is rotatably arranged in the valve cover and used for driving the rotating screw rod to rotate, a control rod which is rotatably arranged on the valve cover and used for driving the transmission rod to rotate, a sliding sleeve is sleeved on the rotating screw rod, the rotating screw rod is in threaded connection with the sliding sleeve, the side wall of the valve cover is limited to rotate the sliding sleeve, the transmission rod is vertically and in transmission with the rotating screw rod, one end of the control rod is in transmission connection with the transmission rod, and the other end of the control rod penetrates out of the valve cover and is connected with a rotating handle.
2. The service-friendly encryption gate valve according to claim 1, wherein: the inclined sealing table is an elastic inclined sealing table.
3. The service-friendly encryption gate valve according to claim 1, wherein: and a limiting block for limiting the sliding position of the sliding sleeve is arranged on the rotating screw rod.
4. The service-friendly encryption gate valve according to claim 1, wherein: and a locking sealing device for sealing the locking device is arranged in the encryption chamber.
5. The service-friendly encryption gate valve according to claim 1, wherein: the locking piece is an arc-shaped locking piece.
6. The service-friendly encryption gate valve according to claim 5, wherein: the locking piece is hinged to one side of one end of the connecting rod, which is close to the rotating rod, and a friction pad is arranged at the position.
7. The service-friendly encryption gate valve according to claim 1, wherein: the upper end of the valve rod and the lower end of the rotating rod are provided with meshing teeth which are matched with each other.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110622962.0A CN113154070B (en) | 2021-06-04 | 2021-06-04 | Encryption gate valve convenient to maintain |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110622962.0A CN113154070B (en) | 2021-06-04 | 2021-06-04 | Encryption gate valve convenient to maintain |
Publications (2)
Publication Number | Publication Date |
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CN113154070A CN113154070A (en) | 2021-07-23 |
CN113154070B true CN113154070B (en) | 2023-08-22 |
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ID=76875710
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202110622962.0A Active CN113154070B (en) | 2021-06-04 | 2021-06-04 | Encryption gate valve convenient to maintain |
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CN (1) | CN113154070B (en) |
Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB828971A (en) * | 1957-09-23 | 1960-02-24 | Adolf Karel Velan | Bonnetless gate valve |
GB2104196A (en) * | 1981-08-06 | 1983-03-02 | Combustion Eng | A normally non-rising stem gate valve |
JPH06117574A (en) * | 1992-10-02 | 1994-04-26 | Com:Kk | Butterfly valve |
US5730419A (en) * | 1994-07-12 | 1998-03-24 | Fmc Corporation | Dual backseat valve assembly |
CN206904268U (en) * | 2017-05-26 | 2018-01-19 | 山东莱德管阀有限公司 | A kind of gate valve |
CN109404589A (en) * | 2018-04-12 | 2019-03-01 | 东南管阀股份有限公司 | Dustproof gate valve |
CN210034460U (en) * | 2019-03-08 | 2020-02-07 | 河南宇宙流体科技有限公司 | Anti-lost and misoperation stop valve |
CN210135254U (en) * | 2019-05-08 | 2020-03-10 | 天虹阀门科技(泉州)有限公司 | Encrypted sealing gate valve |
CN212155865U (en) * | 2020-01-03 | 2020-12-15 | 江苏迦南阀门制造有限公司 | Forged steel flange gate valve |
CN212377431U (en) * | 2020-03-17 | 2021-01-19 | 本兴阀门制造有限公司 | Encryption gate valve with locking function |
CN212616414U (en) * | 2020-07-15 | 2021-02-26 | 尔约阀门科技有限公司 | Elastic seat seal gate valve |
CN112483672A (en) * | 2020-11-16 | 2021-03-12 | 杭州春江阀门有限公司 | High-performance gate valve |
CN213177013U (en) * | 2020-08-13 | 2021-05-11 | 诺益斯(厦门)节能设备有限公司 | Encryption gate valve |
-
2021
- 2021-06-04 CN CN202110622962.0A patent/CN113154070B/en active Active
Patent Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB828971A (en) * | 1957-09-23 | 1960-02-24 | Adolf Karel Velan | Bonnetless gate valve |
GB2104196A (en) * | 1981-08-06 | 1983-03-02 | Combustion Eng | A normally non-rising stem gate valve |
JPH06117574A (en) * | 1992-10-02 | 1994-04-26 | Com:Kk | Butterfly valve |
US5730419A (en) * | 1994-07-12 | 1998-03-24 | Fmc Corporation | Dual backseat valve assembly |
CN206904268U (en) * | 2017-05-26 | 2018-01-19 | 山东莱德管阀有限公司 | A kind of gate valve |
CN109404589A (en) * | 2018-04-12 | 2019-03-01 | 东南管阀股份有限公司 | Dustproof gate valve |
CN210034460U (en) * | 2019-03-08 | 2020-02-07 | 河南宇宙流体科技有限公司 | Anti-lost and misoperation stop valve |
CN210135254U (en) * | 2019-05-08 | 2020-03-10 | 天虹阀门科技(泉州)有限公司 | Encrypted sealing gate valve |
CN212155865U (en) * | 2020-01-03 | 2020-12-15 | 江苏迦南阀门制造有限公司 | Forged steel flange gate valve |
CN212377431U (en) * | 2020-03-17 | 2021-01-19 | 本兴阀门制造有限公司 | Encryption gate valve with locking function |
CN212616414U (en) * | 2020-07-15 | 2021-02-26 | 尔约阀门科技有限公司 | Elastic seat seal gate valve |
CN213177013U (en) * | 2020-08-13 | 2021-05-11 | 诺益斯(厦门)节能设备有限公司 | Encryption gate valve |
CN112483672A (en) * | 2020-11-16 | 2021-03-12 | 杭州春江阀门有限公司 | High-performance gate valve |
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