CN113431950A - Fire-fighting valve with rotary power-assisted structure - Google Patents
Fire-fighting valve with rotary power-assisted structure Download PDFInfo
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- CN113431950A CN113431950A CN202110990375.7A CN202110990375A CN113431950A CN 113431950 A CN113431950 A CN 113431950A CN 202110990375 A CN202110990375 A CN 202110990375A CN 113431950 A CN113431950 A CN 113431950A
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- Prior art keywords
- plate
- valve
- hand wheel
- rotating
- valve cover
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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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
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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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
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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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
- F16K31/54—Mechanical actuating means with toothed gearing with pinion and rack
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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
- F16K35/02—Means to prevent accidental or unauthorised actuation to be locked or disconnected by means of a pushing or pulling action
- F16K35/027—Means to prevent accidental or unauthorised actuation to be locked or disconnected by means of a pushing or pulling action the locking mechanism being actuated by pushing or pulling the valve actuator, the valve actuator being rotated subsequently to bring the valve closure element in the desired position
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention discloses a fire valve with a rotary boosting structure, which comprises a valve body and a boosting mechanism, wherein when a pulling plate is pushed, a translational toothed plate is driven to synchronously move, a transverse straight plate also moves when the translational toothed plate moves to press an inclined plane pressing block downwards, the pressed inclined plane pressing block abuts against the upper end of one side of a wane to enable the wane to fall down, one side of the wane, which is far away from the inclined plane pressing block, is lifted upwards, according to the lever principle, the lifted wane can lift a vertical side plate upwards, the upwards-moving vertical side plate can be meshed with a semicircular tooth through a convex tooth, so that a rotary hand wheel can be driven to rotate through the boosting of the vertical side plate, an operator can save more labor when using the valve, when the rotary hand wheel rotates back to the original position, an inserted rod is inserted into the inner side of a limiting ring to limit, the rotary hand wheel is prevented from rotating by itself, when the operator pushes the pulling plate, the inserted link will follow the arm-tie synchronous motion and break away from the inboard of spacing ring, makes and rotates the hand wheel and can normally rotate.
Description
Technical Field
The invention relates to the technical field of fire valves, in particular to a fire valve with a rotary power-assisted structure.
Background
Valves are accessories for pipes used to open and close the pipe, control flow direction, regulate and control parameters of the transport medium. According to their function, they can be classified into shut-off valves, check valves, regulating valves, and the like. The valve is a control part in a fluid conveying system and has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like. Valves used in fluid control systems range from the simplest shut-off valves to the various valves used in extremely complex autonomous systems. The valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like.
However, when personnel used the fire control valve, the hand wheel was all needed to be twisted for the most part, made the hand wheel pass through the connecting rod and driven the case and rotate in the inside of valve body to realized opening and shutting, but personnel were comparatively hard when twisting the hand wheel, long-time operation will cause the damage to personnel's arm, and when not using the fire control valve, if personnel careless slightly or the hand wheel takes place to damage will make it take place to rotate, will cause the valve to open by oneself and cause the potential safety hazard.
Therefore, a fire valve with a rotary power-assisted structure is provided.
Disclosure of Invention
The invention aims to provide a fire valve with a rotary boosting structure, when a pulling plate is pushed, a translational toothed plate is driven to synchronously move, a transverse straight plate also moves to press a bevel pressing block downwards when the translational toothed plate moves, the pressed bevel pressing block abuts against the upper end of one side of a wane to enable the wane to fall, one side of the wane, which is far away from the bevel pressing block, is lifted upwards, a vertical side plate can be jacked upwards by the lifted wane according to a lever principle, the upwards-moved vertical side plate can be meshed with a semicircular tooth through a convex tooth, so that a rotary hand wheel can be driven to rotate by the boosting of the vertical side plate, an operator can save more labor when using the valve, when the rotary hand wheel is rotated back to the original position, an inserted rod is inserted into the inner side of a limiting ring to limit, the rotary hand wheel is prevented from rotating by itself, when the operator pushes the pulling plate, the inserted link will follow the arm-tie synchronous motion and break away from the inboard of spacing ring, makes the hand wheel of rotating can normally rotate to the problem that has proposed in the above-mentioned background has been solved.
In order to achieve the purpose, the invention provides the following technical scheme: a fire-fighting valve with a rotary assistance structure comprises a valve body and an assistance mechanism, wherein the assistance mechanism is arranged at the upper end of the valve body, the valve body comprises a valve body, a connecting disc, a valve cover, a limiting sliding groove, a baffle, a transmission rod and a rotary hand wheel, the connecting disc is arranged at the upper end of the valve body, the valve cover is arranged at one end, away from the valve body, of the connecting disc, the limiting sliding groove is formed in the top end of the valve cover, the baffle is welded at the lower end of the outer wall of the valve cover, the transmission rod penetrates through one side of the valve cover, and the rotary hand wheel is arranged at one side, away from the valve cover, of the transmission rod;
the boosting mechanism comprises a positioning plate, a translation assembly, a rotating assembly, a pressing assembly, a warping plate and a pushing assembly, wherein the positioning plate is installed at the top end of one side, away from the rotating hand wheel, of the valve cover;
a bearing is arranged on one side, away from the positioning plate, of the valve cover, the transmission rod penetrates through the bearing, a transmission conical gear is arranged on one side, away from the rotating hand wheel, of the transmission rod, the transmission conical gear is located on one side of an inner cavity of the valve cover, a bearing seat A is arranged at the top end of the inner cavity of the valve cover, a rotating rod is arranged at the lower end of the bearing seat A, a rotating conical gear is arranged on the outer wall of the rotating rod, and the rotating conical gear is meshed with the transmission conical gear;
the translation assembly comprises a translation toothed plate, a limiting sliding block, a pulling plate and an inserted rod, the translation toothed plate is arranged at the top end of the valve cover, the limiting sliding block is mounted at the bottom end of the translation toothed plate, the translation toothed plate is connected with a limiting sliding groove in a sliding mode through the limiting sliding block, the pulling plate is mounted at the upper end of one side, away from the positioning plate, of the translation toothed plate, the inserted rod is mounted at one side, away from the translation toothed plate, of the pulling plate, and the inserted rod penetrates through the inner side of the limiting ring;
a square plate is arranged on one side, away from the pulling plate, of the translational toothed plate, a return spring is arranged on one side, away from the translational toothed plate, of the square plate, the return spring is fixedly connected with the positioning plate, and transverse straight plates are arranged on two sides of the square plate;
the rotating assembly comprises a support frame, a bearing seat B, a rotating gear and a rotating shaft, the support frame is installed in the middle of the upper end of the valve cover and located on two sides of the translation toothed plate, the bearing seat B is installed on the inner wall of the support frame, the rotating gear is installed in the middle of the inner side of the support frame, the rotating shaft is installed on two sides of the rotating gear, and the rotating shaft is movably connected with the bearing seat B.
Furthermore, a connecting rod is installed in the middle of the rotating hand wheel, semicircular teeth are installed on the outer wall of the rotating hand wheel, a limiting ring is installed on the outer wall of one side, far away from the semicircular teeth, of the rotating hand wheel, and the limiting ring is fixedly connected with the outer wall of the rotating hand wheel.
Further, the lower pressing assembly comprises an inclined plane pressing block, a convex plate, a pressure spring and an iron absorbing sheet, the inclined plane pressing block is installed at the upper ends of the two sides of the valve cover, the convex plate is installed on one side of the top end of the inclined plane pressing block, the pressure spring is installed at the bottom end of the convex plate, the pressure spring is fixedly connected with the top end of the valve cover, and the iron absorbing sheet is installed at the bottom end of the inclined plane pressing block.
Further, the support is installed to the middle lower extreme of wane, and the outer wall fixed connection of support and valve gap, and the iron sheet is installed to one side upper end of wane, and the magnet sheet swing joint of iron sheet and inclined plane briquetting bottom.
Further, the pushing assembly comprises a vertical side plate, a top plate and a fixing column, the vertical side plate is arranged on one side of the rotating hand wheel, the top plate is installed on one side of the top end of the vertical side plate, the fixing column is welded at the bottom end of the top plate, and the upper end of one side, away from the iron sheet, of the wane is fixedly connected with the fixing column.
Furthermore, the convex teeth are arranged on one side of the vertical side plate and meshed with the semicircular teeth, the bottom end of the vertical side plate is welded with the bottom plate, the elastic part is installed at one end, away from the vertical side plate, of the bottom plate, the fixing seat is installed at one end, away from the bottom plate, of the elastic part, and the fixing seat is fixedly connected with one side of the connecting disc.
Compared with the prior art, the invention has the following beneficial effects:
1. when an operator needs to unscrew the rotating hand wheel to use the valve, the pull plate can be firstly pushed to one side far away from the rotating hand wheel, the pull plate drives the translational toothed plate to synchronously move when pushed, the translational toothed plate is meshed with the rotary gear to drive the translational toothed plate to rotate when moving, the rotary gear rotates with the bearing seat B through the rotating shaft, the translational toothed plate can be limited and kept stable when moving, the square plate at one side of the translational toothed plate far away from the pull plate also extrudes the return spring along with the movement of the translational toothed plate to deform the return spring, meanwhile, the transverse straight plate also moves to press the inclined plane pressing block downwards when the translational toothed plate moves, the pressed inclined plane pressing block tightly abuts against the upper end of one side of the rocker plate to enable the rocker plate to fall, and one side of the rocker plate far away from the inclined plane pressing block is lifted upwards, according to the lever principle, the lifting plate which lifts up can jack up the vertical side plate upwards, the vertical side plate which moves upwards can be meshed with the semicircular teeth through the convex teeth, so that the rotating hand wheel can be driven to rotate through the assistance of the vertical side plate, and an operator can save more labor when using the valve.
2. When a hand wheel is rotated, a transmission rod is meshed with the rotating conical gear through the transmission conical gear to drive the rotating rod to rotate, the inclined plane pressing block is movably connected with the iron sheet at the upper end of one side of the wane through the iron sucking sheet at the bottom end, when the inclined plane pressing block presses one side of the wane downwards, the convex plate at one side of the inclined plane pressing block simultaneously downwards presses the pressure spring to deform the pressure spring, one side of the wane, far away from the iron sheet, is fixedly connected with the top plate at the top end of the vertical side plate through the fixed column, when one side of the wane, far away from the iron sheet, is lifted upwards, the fixed column can synchronously lift the vertical side plate upwards, the vertical side plate is fixedly connected with the fixed seat through the elastic piece at the bottom end, when the vertical side plate moves upwards, the elastic piece also synchronously generates pulling deformation, so that the vertical side plate can be lifted upwards vertically, is simple and convenient.
3. The fire valve with the rotary power-assisted structure, provided by the invention, has the advantages that when an operator uses the valve, the pulling plate can be loosened, after the pulling plate is loosened, the translational toothed plate is rebounded to one side away from the positioning plate by the reset spring due to no thrust, when the translational toothed plate rebounds, the transverse straight plate is driven to synchronously move to separate from the upper end of the inclined plane pressing block, when the upper end of the inclined plane pressing block is not pressed by pressure, the inclined plane pressing block rebounds and rises upwards by the pressure spring, so that one side of the wane away from the vertical side plate synchronously moves upwards, meanwhile, the vertical side plate retracts through the elastic piece at the bottom end to downwards move the vertical side plate, when the vertical side plate moves downwards, the vertical side plate is meshed with the semicircular teeth again to return the rotary hand wheel to the original position, when the rotary hand wheel rotates to the original position, the inserted rod is inserted into the inner side of the limit ring to limit, so as to prevent the rotary hand wheel from rotating by itself, when operating personnel promoted the arm-tie, the inserted bar will follow the inboard that arm-tie synchronous motion breaks away from the spacing ring, makes and rotates the hand wheel and can normally rotate, avoids causing the valve to open automatically and causes the potential safety hazard.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the valve body structure of the present invention;
FIG. 3 is a schematic structural diagram of a power assisting mechanism according to the present invention;
FIG. 4 is a schematic view of the internal structure of the valve cover and the transmission rod of the present invention;
FIG. 5 is an elevational view of the rotating hand wheel of the present invention;
FIG. 6 is a schematic view of a translation assembly according to the present invention;
FIG. 7 is a schematic view of the rotating assembly of the present invention;
FIG. 8 is a cross-sectional view of the rocker and hold-down assembly of the present invention;
FIG. 9 is a schematic view of a pushing assembly according to the present invention.
In the figure: 1. a valve body; 11. a valve body; 12. a connecting disc; 13. a valve cover; 14. a limiting chute; 15. a baffle plate; 16. a transmission rod; 161. a bearing; 162. a transmission bevel gear; 163. a bearing seat A; 164. a rotating rod; 165. rotating the bevel gear; 17. rotating a hand wheel; 171. a connecting rod; 172. semi-circular teeth; 173. a limiting ring; 2. a power-assisted mechanism; 21. positioning a plate; 22. a translation assembly; 221. a translational toothed plate; 2211. a square plate; 2212. a return spring; 2213. a transverse straight plate; 222. a limiting slide block; 223. pulling a plate; 224. inserting a rod; 23. a rotating assembly; 231. a support frame; 232. a bearing seat B; 233. a rotating gear; 234. a rotating shaft; 24. pressing the assembly; 241. a bevel pressing block; 242. a convex plate; 243. a pressure spring; 244. a magnet sheet; 25. a seesaw; 251. a support; 252. iron sheets; 26. a pushing assembly; 261. a vertical side plate; 2611. a convex tooth; 2612. a base plate; 2613. an elastic member; 2614. a fixed seat; 262. a top plate; 263. and (5) fixing the column.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, a fire valve with a rotary boosting structure comprises a valve body 1 and a boosting mechanism 2, wherein the boosting mechanism 2 is installed at the upper end of the valve body 1, the valve body 1 comprises a valve body 11, a connecting disc 12, a valve cover 13, a limiting sliding groove 14, a baffle 15, a transmission rod 16 and a rotating hand wheel 17, the connecting disc 12 is arranged at the upper end of the valve body 11, the valve cover 13 is installed at one end of the connecting disc 12 far away from the valve body 11, the limiting sliding groove 14 is arranged at the top end of the valve cover 13, the baffle 15 is welded at the lower end of the outer wall of the valve cover 13, the transmission rod 16 penetrates through one side of the valve cover 13, the rotating hand wheel 17 is installed at one side of the transmission rod 16 far away from the valve cover 13, the boosting mechanism 2 comprises a positioning plate 21, a translation assembly 22, a rotating assembly 23, a pressing assembly 24, a warping plate 25 and a pushing assembly 26, the positioning plate 21 is installed at the top end of one side of the valve cover 13 far away from the rotating hand wheel 17, the top end of the valve cover 13 is provided with a translation component 22, the upper end of the translation component 22 is provided with a rotating component 23, two sides of the translation component 22 are provided with a downward pressing component 24, the downward pressing component 24 is positioned at two sides of the valve cover 13, one side of the valve cover 13 is provided with a warping plate 25, the warping plate 25 is positioned between the downward pressing component 24 and the baffle 15, one side of the warping plate 25 far away from the downward pressing component 24 is provided with a pushing component 26, the pushing component 26 is positioned at one side of the rotating hand wheel 17, one side of the valve cover 13 far away from the positioning plate 21 is provided with a bearing 161, the transmission rod 16 penetrates through the bearing 161, one side of the transmission rod 16 far away from the rotating hand wheel 17 is provided with a transmission conical gear 162, the transmission conical gear 162 is positioned at one side of the inner cavity of the valve cover 13, the top end of the inner cavity of the, and the rotating bevel gear 165 is engaged with the driving bevel gear 162.
Referring to fig. 5-6, in the fire valve with the rotary boosting structure, a connecting rod 171 is installed in the middle of a rotary hand wheel 17, a semicircular tooth 172 is installed on the outer wall of the rotary hand wheel 17, a limit ring 173 is installed on the outer wall of one side of the rotary hand wheel 17 far from the semicircular tooth 172, the limit ring 173 is fixedly connected with the outer wall of the rotary hand wheel 17, a translation assembly 22 includes a translation tooth plate 221, a limit slider 222, a pull plate 223 and a plug rod 224, a translation tooth plate 221 is installed at the top end of a valve cover 13, the limit slider 222 is installed at the bottom end of the translation tooth plate 221, the translation tooth plate 221 is slidably connected with a limit chute 14 through the limit slider 222, the pull plate 223 is installed at the upper end of one side of the translation tooth plate 221 far from a positioning plate 21, a plug rod 224 is installed at one side of the pull plate 223 far from the translation tooth plate 221, the plug rod 224 penetrates through the inner side of the limit ring 173, a square plate 2211 is installed at one side of the translation tooth plate 221 far from the pull plate 223, one side of the square plate 2211 far away from the translational tooth plate 221 is provided with a return spring 2212, the return spring 2212 is fixedly connected with the positioning plate 21, and two sides of the square plate 2211 are provided with transverse straight plates 2213.
Referring to fig. 7-8, a fire valve with a rotary power-assisted structure, wherein a rotating assembly 23 includes a supporting frame 231, a bearing seat B232, a rotating gear 233 and a rotating shaft 234, the supporting frame 231 is installed in the middle of the upper end of a valve cover 13, the supporting frame 231 is located at two sides of a translational toothed plate 221, the bearing seat B232 is installed on the inner wall of the supporting frame 231, the rotating gear 233 is installed in the middle of the inner side of the supporting frame 231, the rotating shaft 234 is installed at two sides of the rotating gear 233, the rotating shaft 234 is movably connected with the bearing seat B232, a pressing assembly 24 includes a slant pressing block 241, a convex plate 242, a pressure spring 243 and an iron absorbing sheet 244, slant pressing blocks 241 are installed at the upper ends of two sides of the valve cover 13, the convex plate 242 is installed at one side of the top end of the slant pressing block 241, the pressure spring 243 is installed at the bottom end of the convex plate 242, and the support 251 is fixedly connected with the outer wall of the valve cover 13, the upper end of one side of the rocker 25 is provided with an iron sheet 252, and the iron sheet 252 is movably connected with the iron attracting sheet 244 at the bottom end of the inclined plane pressing block 241.
Referring to fig. 9, a fire valve with a rotary power-assisted structure, a pushing assembly 26 includes a vertical side plate 261, a top plate 262 and a fixing column 263, the vertical side plate 261 is disposed on one side of a rotary hand wheel 17, the top plate 262 is mounted on one side of the top end of the vertical side plate 261, the fixing column 263 is welded on the bottom end of the top plate 262, the upper end of one side of a tilting plate 25, which is far away from an iron sheet 252, is fixedly connected with the fixing column 263, a protruding tooth 2611 is disposed on one side of the vertical side plate 261, the protruding tooth 2611 is engaged with a semicircular tooth 172, a bottom plate 2612 is welded on the bottom end of the vertical side plate 261, an elastic member 2613 is mounted on one end of the bottom plate 2612, a fixing seat 2614 is mounted on one end of the elastic member 2613, which is far away from the bottom plate 2612, and the fixing seat 2614 is fixedly connected with one side of a connecting disc 12.
In summary, the following steps: when an operator needs to unscrew the rotating hand wheel 17 to use the valve, the pull plate 223 can be firstly pushed to one side far away from the rotating hand wheel 17, the pull plate 223 is pushed to drive the translational toothed plate 221 to synchronously move, when the translational toothed plate 221 moves, the translational toothed plate 221 is meshed with the rotary gear 233 to drive the rotational toothed plate to rotate, the rotary gear 233 rotates with the bearing seat B232 through the rotating shaft 234, so that the translational toothed plate 221 can limit and keep stable when moving, the square plate 2211 of one side of the translational toothed plate 221 far away from the pull plate 223 moves along with the translational toothed plate 221 to extrude the return spring 2212 to generate deformation, meanwhile, the transverse straight plate 2213 also moves when the translational toothed plate 221 moves to press the inclined pressing block 241 downwards, and the pressed inclined pressing block 241 tightly presses the upper end of one side of the wane 25 to enable the wane to fall down, and one side of the wane 25 far away from the inclined plane pressing block 241 is lifted upwards, according to the lever principle, the lifted wane 25 can lift the vertical side plate 261 upwards, the vertical side plate 261 moving upwards can be meshed with the semicircular teeth 172 through the convex teeth 2611, so that the hand wheel 17 can be driven to rotate by the aid of the power of the vertical side plate 261, an operator can save more labor when using the valve, when the hand wheel 17 rotates, the transmission rod 16 is meshed with the conical gear 165 through the conical gear 162 to drive the rotating rod 164 to rotate, the inclined plane pressing block 241 is movably connected with the iron sheet 252 at the upper end of one side of the wane 25 through the iron sheet 244 at the bottom end, when the inclined plane pressing block 241 presses one side of the wane 25 downwards, the convex plate 242 at one side of the inclined plane pressing block 241 extrudes the pressure spring 243 downwards to deform the same time, one side of the wane 25 far away from the iron sheet 252 is fixedly connected with the top plate 262 at the top end of the vertical side plate 261 through the fixed column 263, when one side of the warped plate 25, which is far away from the iron sheet 252, is lifted upwards, the fixing column 263 can synchronously lift the vertical side plate 261 upwards, the vertical side plate 261 is fixedly connected with the fixing seat 2614 through the elastic piece 2613 at the bottom end, when the vertical side plate 261 moves upwards, the elastic piece 2613 can synchronously generate pulling deformation, so that the vertical side plate 261 can be lifted upwards, the operation is simple and convenient, after an operator uses the valve, the pulling plate 223 can be loosened, when the pulling plate 223 is loosened, due to no thrust, the translation toothed plate 221 is rebounded towards one side far away from the positioning plate 21 by the return spring 2212, when the translation toothed plate 221 rebounds, the horizontal straight plate 2213 is driven to synchronously move so as to be separated from the upper end of the inclined plane pressing block 241, when the upper end of the inclined plane pressing block 241 is not pressed by pressure, the inclined plane pressing block 241 is lifted upwards by the rebounding pressure spring 243, so that one side of the warped plate 25, which is far away from the vertical side plate 261, is synchronously moved upwards, simultaneously vertical curb plate 261 will produce through the elastic component 2613 of bottom and contract back and make vertical curb plate 261 move down, when vertical curb plate 261 moves down, will produce the meshing with semicircle tooth 172 once more, make and rotate hand wheel 17 and get back to the normal position, when rotating hand wheel 17 and changing back the normal position, the inserted bar 224 will insert the inboard of spacing ring 173 and carry out spacingly, prevent to rotate hand wheel 17 and take place to rotate by oneself, when operating personnel promoted arm-tie 223, the inserted bar 224 will follow arm-tie 223 synchronous movement and break away from the inboard of spacing ring 173, make and rotate hand wheel 17 and can normally rotate, avoid causing the automatic potential safety hazard that causes of opening of valve.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a valve is used in fire control of rotatory helping hand structure, includes valve body (1) and assist drive device (2), and the upper end at valve body (1) is installed in assist drive device (2), its characterized in that: the valve body (1) comprises a valve body (11), a connecting disc (12), a valve cover (13), a limiting sliding groove (14), a baffle plate (15), a transmission rod (16) and a rotating hand wheel (17), wherein the connecting disc (12) is arranged at the upper end of the valve body (11), the valve cover (13) is installed at one end, away from the valve body (11), of the connecting disc (12), the limiting sliding groove (14) is formed in the top end of the valve cover (13), the baffle plate (15) is welded at the lower end of the outer wall of the valve cover (13), the transmission rod (16) penetrates through one side of the valve cover (13), and the rotating hand wheel (17) is installed at one side, away from the valve cover (13), of the transmission rod (16);
the boosting mechanism (2) comprises a positioning plate (21), a translation assembly (22), a rotating assembly (23), a pressing assembly (24), a warping plate (25) and a pushing assembly (26), wherein the positioning plate (21) is installed at the top end of one side, far away from the rotating hand wheel (17), of the valve cover (13), the translation assembly (22) is arranged at the top end of the valve cover (13), the rotating assembly (23) is installed at the upper end of the translation assembly (22), the pressing assembly (24) is arranged on two sides of the translation assembly (22), the pressing assembly (24) is located on two sides of the valve cover (13), the warping plate (25) is installed on one side of the valve cover (13), the warping plate (25) is located between the pressing assembly (24) and the baffle plate (15), the pushing assembly (26) is installed on one side, far away from the pressing assembly (24), of the warping plate (25), and the pushing assembly (26) is;
a bearing (161) is arranged on one side, away from the positioning plate (21), of the valve cover (13), the transmission rod (16) penetrates through the bearing (161), a transmission bevel gear (162) is installed on one side, away from the rotating hand wheel (17), of the transmission rod (16), the transmission bevel gear (162) is located on one side of an inner cavity of the valve cover (13), a bearing seat A (163) is installed at the top end of the inner cavity of the valve cover (13), a rotating rod (164) is installed at the lower end of the bearing seat A (163), a rotating bevel gear (165) is installed on the outer wall of the rotating rod (164), and the rotating bevel gear (165) is meshed with the transmission bevel gear (162);
the translation assembly (22) comprises a translation toothed plate (221), a limiting sliding block (222), a pull plate (223) and an inserted rod (224), the top end of the valve cover (13) is provided with the translation toothed plate (221), the limiting sliding block (222) is installed at the bottom end of the translation toothed plate (221), the translation toothed plate (221) is in sliding connection with the limiting sliding groove (14) through the limiting sliding block (222), the pull plate (223) is installed at the upper end of one side, away from the positioning plate (21), of the translation toothed plate (221), the inserted rod (224) is installed at one side, away from the translation toothed plate (221), of the pull plate (223), and the inserted rod (224) penetrates through the inner side of a limiting ring (173);
a square plate (2211) is installed on one side, away from the pull plate (223), of the translation toothed plate (221), a return spring (2212) is installed on one side, away from the translation toothed plate (221), of the square plate (2211), the return spring (2212) is fixedly connected with the positioning plate (21), and transverse straight plates (2213) are installed on two sides of the square plate (2211);
rotating assembly (23) includes support frame (231), bearing frame B (232), swing gear (233) and pivot (234), support frame (231) are installed to the upper end centre of valve gap (13), and support frame (231) are located the both sides of translation pinion rack (221), bearing frame B (232) are installed to the inner wall of support frame (231), swing gear (233) are installed in the middle of the inboard of support frame (231), pivot (234) are installed to the both sides of swing gear (233), and pivot (234) and bearing frame B (232) swing joint.
2. A rotary booster structural fire fighting valve as defined in claim 1, wherein: a connecting rod (171) is installed in the middle of the rotating hand wheel (17), semicircular teeth (172) are installed on the outer wall of the rotating hand wheel (17), a limiting ring (173) is installed on the outer wall of one side, far away from the semicircular teeth (172), of the rotating hand wheel (17), and the limiting ring (173) is fixedly connected with the outer wall of the rotating hand wheel (17).
3. A rotary booster structural fire fighting valve as defined in claim 1, wherein: the pressing assembly (24) comprises an inclined plane pressing block (241), a convex plate (242), a pressure spring (243) and an iron absorption sheet (244), the inclined plane pressing block (241) is installed at the upper ends of the two sides of the valve cover (13), the convex plate (242) is installed on one side of the top end of the inclined plane pressing block (241), the pressure spring (243) is installed at the bottom end of the convex plate (242), the pressure spring (243) is fixedly connected with the top end of the valve cover (13), and the iron absorption sheet (244) is installed at the bottom end of the inclined plane pressing block (241).
4. A rotary booster structural fire fighting valve as defined in claim 2, wherein: support (251) are installed to the middle lower extreme of wane (25), and the outer wall fixed connection of support (251) and valve gap (13), and iron sheet (252) are installed to one side upper end of wane (25), and iron sheet (252) and the iron sheet (244) swing joint that inhales of inclined plane briquetting (241) bottom.
5. A rotary booster structural fire fighting valve as defined in claim 4, wherein: the pushing assembly (26) comprises a vertical side plate (261), a top plate (262) and a fixing column (263), wherein the vertical side plate (261) is arranged on one side of the rotating hand wheel (17), the top plate (262) is installed on one side of the top end of the vertical side plate (261), the fixing column (263) is welded to the bottom end of the top plate (262), and the upper end of one side, away from the iron sheet (252), of the warping plate (25) is fixedly connected with the fixing column (263).
6. A rotary booster structural fire fighting valve as defined in claim 5, wherein: protruding tooth (2611) have been seted up to one side of vertical curb plate (261), and protruding tooth (2611) meshes with semicircle tooth (172) mutually, and bottom welding of vertical curb plate (261) has bottom plate (2612), and the one end that vertical curb plate (261) were kept away from in bottom plate (2612) is installed elastic component (2613), and fixing base (2614) are installed to the one end that bottom plate (2612) are kept away from in elastic component (2613), and one side fixed connection of fixing base (2614) and connection pad (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110990375.7A CN113431950A (en) | 2021-08-26 | 2021-08-26 | Fire-fighting valve with rotary power-assisted structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110990375.7A CN113431950A (en) | 2021-08-26 | 2021-08-26 | Fire-fighting valve with rotary power-assisted structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113431950A true CN113431950A (en) | 2021-09-24 |
Family
ID=77798092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110990375.7A Withdrawn CN113431950A (en) | 2021-08-26 | 2021-08-26 | Fire-fighting valve with rotary power-assisted structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113431950A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1830117A1 (en) * | 2006-03-03 | 2007-09-05 | Vraco | Fire valve actuator |
| CN107559480A (en) * | 2017-08-07 | 2018-01-09 | 武汉工程大学 | Valve rod booster |
| CN207486068U (en) * | 2017-05-31 | 2018-06-12 | 浙江固特气动科技股份有限公司 | A kind of laborsaving butterfly valve |
| CN207880107U (en) * | 2017-12-25 | 2018-09-18 | 上海中船三井造船柴油机有限公司 | Hand wheel type ball valve with instruction and locking function |
| CN209977411U (en) * | 2019-04-16 | 2020-01-21 | 颖龙消防科技有限公司 | Fire control valve that can quick adjustment flow |
| CN111022732A (en) * | 2019-12-10 | 2020-04-17 | 浙江浙远益茂阀门有限公司 | Intelligent valve management and control system based on Internet of things |
-
2021
- 2021-08-26 CN CN202110990375.7A patent/CN113431950A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1830117A1 (en) * | 2006-03-03 | 2007-09-05 | Vraco | Fire valve actuator |
| CN207486068U (en) * | 2017-05-31 | 2018-06-12 | 浙江固特气动科技股份有限公司 | A kind of laborsaving butterfly valve |
| CN107559480A (en) * | 2017-08-07 | 2018-01-09 | 武汉工程大学 | Valve rod booster |
| CN207880107U (en) * | 2017-12-25 | 2018-09-18 | 上海中船三井造船柴油机有限公司 | Hand wheel type ball valve with instruction and locking function |
| CN209977411U (en) * | 2019-04-16 | 2020-01-21 | 颖龙消防科技有限公司 | Fire control valve that can quick adjustment flow |
| CN111022732A (en) * | 2019-12-10 | 2020-04-17 | 浙江浙远益茂阀门有限公司 | Intelligent valve management and control system based on Internet of things |
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Application publication date: 20210924 |