CN213685312U

CN213685312U - Novel liquid accuse non return butterfly valve

Info

Publication number: CN213685312U
Application number: CN202021439476.2U
Authority: CN
Inventors: 陈建林
Original assignee: Fujian Hongtao Water Technology Co ltd
Current assignee: Fujian Hongtao Water Technology Co ltd
Priority date: 2020-07-21
Filing date: 2020-07-21
Publication date: 2021-07-13
Anticipated expiration: 2030-07-21

Abstract

The utility model discloses a novel hydraulic control check butterfly valve, which comprises a speed regulating valve, a mounting foot seat, a water flow valve body, a large valve plate, a valve rod shaft, a rotating shaft, a regulating mechanical arm and a protective cabinet, oil pump motor, the hydraulic pressure table, manual regulation pole, the hydraulic pressure oil tank, the electricity cabinet case, lead oil pipe, hydraulic control pneumatic cylinder mechanism, the speed governing valve left end is connected with inside axis of rotation through the protection cabinet, the utility model relates to a novel hydraulic control non return butterfly valve, thereby structural hydraulic oil that drives the inside hydraulic oil of hydraulic oil tank that the side is connected through starting oil pump motor flows from the oil pipe that leads that the lower extreme is connected, the hydraulic pressure table that the upper end set up can monitor the hydraulic pressure of inside and provide safety and stability, hydraulic oil enters into the inside pressure that provides of hydraulic control pneumatic cylinder mechanism from the oil inlet mouth of pipe, thereby further inside hydraulic oil pipe can ensure that the external hydraulic oil circulates at hydraulic control pneumatic cylinder mechanism and leading the oil device on flowing the rear end cap.

Description

Novel liquid accuse non return butterfly valve

Technical Field

The utility model relates to a novel liquid accuse non return butterfly valve belongs to valve technical field.

Background

The hydraulic control slow-closing check butterfly valve is mainly installed at the inlet of a hydraulic turbine of a hydropower station, is used as a hydraulic turbine inlet valve or installed at the outlet of a water pump of various pump stations of water conservancy, electric power, water supply and drainage and the like, replaces the functions of a check valve and a gate valve, and is matched with a pipeline host machine during working to realize the reliable stop of a pipeline through a preset opening and closing program according to the hydraulic transition process principle.

The prior art discloses the application numbers as follows: CN 201920081380.4's a novel liquid accuse non return butterfly valve, which comprises a valve body, the connecting seat, positioning mechanism and mounting bracket, the bottom of valve body and the top welding of connecting seat, the bottom of connecting seat and positioning mechanism's top welding, positioning mechanism's bottom joint is in the inside of the movable groove that the mounting bracket top was seted up, the constant head tank has been seted up to the side in movable groove, positioning mechanism includes the base, the threaded rod, first thread bush, but this prior art is comparatively loaded down with trivial details and staff's operation comparatively hard to the valve adjustment process of rivers, lead to the regulation and control process efficiency to the rivers valve poor, make the regulation of the flow that has reduced the water yield.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a novel liquid accuse non return butterfly valve to it is comparatively loaded down with trivial details and the staff operation is comparatively hard to solve prior art to the valve accommodation process of rivers, leads to the regulation and control process efficiency poor to the rivers valve, makes the problem of the regulation of the flow of having reduced the water yield.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a novel hydraulic control check butterfly valve structurally comprises a speed regulating valve, a mounting foot base, a water flow valve body, a large valve plate, a valve rod shaft, a rotating shaft, a regulating mechanical arm, a protective cabinet, an oil pump motor, a hydraulic pressure meter, a manual regulating rod, a hydraulic oil tank, an electric cabinet box, an oil guide pipe and a hydraulic control hydraulic cylinder mechanism, the left end of the speed regulating valve is connected with an internal rotating shaft through a protective cabinet, the upper end of the mounting foot seat is welded with the lower end of the water flow valve body, the right end of the valve rod shaft is welded with the left end of the rotating shaft, the front lower end of the adjusting mechanical arm is connected with the left upper end of the hydraulic control hydraulic cylinder mechanism, the adjusting mechanical arm is embedded in the protective cabinet, the lower end of the oil pump motor is arranged on the upper end surface of the protective cabinet, the hydraulic pressure meter lower extreme is connected with hydraulic tank upper left end, manual regulation pole lower extreme sets up in the hydraulic tank left end, lead the oil pipe lower extreme and be connected with hydraulic control hydraulic cylinder mechanism upper end.

Further, the hydraulic control hydraulic cylinder mechanism comprises a piston shaft rod, a rubber dustproof ring, a front cylinder cover, a liquid oil plug, a sealing ring, a piston cylinder body, a hydraulic oil pipe, a flange, an oil inlet pipe orifice, a rear end cover, an oil guide device, a driving piston, a fixing pin and an exhaust valve, wherein the outer ring of the piston shaft rod and the inner ring of the rubber dustproof ring are in the same axis, the rear end of the rubber dustproof ring is bonded with the front end of the front cylinder cover, the liquid oil plug is embedded in the front cylinder cover, the inner ring of the sealing ring and the outer ring of the piston cylinder body are in the same axis, the piston shaft rod is embedded in the piston cylinder body, the rear end of the hydraulic oil pipe is connected with the lower end of the oil inlet pipe orifice, the outer ring of the driving piston is connected with the inner ring of the flange, the driving piston is embedded in the rear end cover, the exhaust valve is connected with the interior of the front cylinder cover.

Furthermore, the rear end of the electric cabinet box is welded with the front end of the protection cabinet, and the upper end of the oil guide pipe is connected with the lower end of the hydraulic oil tank.

Further, piston shaft pole upper end is connected with the inside of adjusting the arm, oil inlet pipe mouth upper end is connected with the oil pipe lower extreme.

Furthermore, the inner ring of the water flow valve body and the outer ring of the large valve plate are coaxial, and the large valve plate is connected with the water flow valve body through a valve rod shaft.

Furthermore, the large valve plate is made of stainless steel and has good hardness and corrosion resistance.

Further, the sealing ring is made of rubber and has good sealing performance.

Advantageous effects

The utility model relates to a novel hydraulic control non-return butterfly valve, structurally, the hydraulic oil in the hydraulic oil tank connected at the side end is driven by starting an oil pump motor to flow from an oil guide pipe connected at the lower end, a hydraulic gauge arranged at the upper end can monitor the hydraulic pressure in the hydraulic oil tank to provide safety and stability, the hydraulic oil enters the hydraulic control hydraulic cylinder mechanism from an oil inlet pipe orifice to provide pressure for the inside, the further internal hydraulic oil pipe can ensure that the external hydraulic oil circulates in the hydraulic control hydraulic cylinder mechanism to flow to an oil guide device on a rear end cover, the oil guide device transmits the hydraulic oil to a driving piston and drives the piston shaft rod connected with the piston shaft rod to move under the action of oil pressure, at the moment, a regulating mechanical arm connected with the piston shaft rod synchronously moves to drive a large valve plate to reach an opening and closing state, and the regulation and control of water flow is improved, and the regulation and control of the, the fixed pin can fix its stability of having ensured in the operation on the flange cooperation when driving the piston, and the sealing washer avoids receiving the leakproofness that external dust got into and ensured inside oil pressure in addition rubber dust ring, and inside atmospheric pressure oil discharge valve adjusts the equilibrium of guarantee pressure after the drive, has improved the regulation of the flow of quick control guarantee discharge to the valve.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of a novel hydraulic control check butterfly valve of the present invention;

fig. 2 is a schematic structural view of a hydraulic cylinder mechanism of the present invention;

fig. 3 is the enlarged schematic structural diagram of a hydraulic cylinder mechanism a of the present invention.

In the figure: the hydraulic control valve comprises a fast and slow adjusting valve-1, a mounting foot stool-2, a water flow valve body-3, a large valve plate-4, a valve rod shaft-5, a rotating shaft-6, an adjusting mechanical arm-7, a protective cabinet-8, an oil pump motor-9, a hydraulic meter-10, a manual adjusting rod-11, a hydraulic oil tank-12, an electric cabinet box-13, an oil guide pipe-14, a hydraulic control hydraulic cylinder mechanism-15, a piston shaft rod-151, a rubber dust ring-152, a front cylinder cover-153, a hydraulic oil plug-154, a sealing ring-155, a piston cylinder body-156, a hydraulic oil pipe-157, a flange-158, an oil inlet pipe orifice-159, a rear end cover-1510, an oil guide device-1511, a driving piston-1512, a fixing pin-1513 and an exhaust.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1 and 2, the present invention provides a novel hydraulic control check butterfly valve, which comprises: the structure of the hydraulic control valve comprises a speed adjusting valve 1, a mounting foot stool 2, a water flow valve body 3, a large valve plate 4, a valve rod shaft 5, a rotating shaft 6, an adjusting mechanical arm 7, a protective cabinet 8, an oil pump motor 9, a hydraulic meter 10, a manual adjusting rod 11, a hydraulic oil tank 12, an electric cabinet box 13, an oil guide pipe 14 and a hydraulic control hydraulic cylinder mechanism 15, wherein the left end of the speed adjusting valve 1 is connected with the rotating shaft 6 inside through the protective cabinet 8, the upper end of the mounting foot stool 2 is welded with the lower end of the water flow valve body 3, the right end of the valve rod shaft 5 is welded with the left end of the rotating shaft 6, the front lower end of the adjusting mechanical arm 7 is connected with the left upper end of the hydraulic control hydraulic cylinder mechanism 15, the adjusting mechanical arm 7 is embedded and installed in the protective cabinet 8, the lower end of the oil pump motor 9 is installed on the upper end surface of the protective cabinet, the lower end of the oil guide pipe 14 is connected with the upper end of a hydraulic control hydraulic cylinder mechanism 15, the hydraulic control hydraulic cylinder mechanism 15 is composed of a piston shaft rod 151, a rubber dustproof ring 152, a front cylinder cover 153, a hydraulic oil plug 154, a sealing ring 155, a piston cylinder body 156, a hydraulic oil pipe 157, a flange 158, an oil inlet pipe orifice 159, a rear end cover 1510, an oil guide device 1511, a driving piston 1512, a fixing pin 1513 and an exhaust valve 1514, the outer ring of the piston shaft rod 151 and the inner ring of the rubber dustproof ring 152 are in the same axis, the rear end of the rubber dustproof ring 152 is bonded with the front end of the front cylinder cover 153, the hydraulic oil plug 154 is embedded and installed in the front cylinder cover 153, the inner ring of the sealing ring 155 and the outer ring of the piston cylinder body 156 are in the same axis, the piston shaft rod 151 is embedded and installed in the piston cylinder body 156, the rear end of the hydraulic oil, the driving piston 1512 is embedded in the rear end cover 1510, the front end of the oil guide device 1511 is connected to the rear end of the driving piston 1512, the fixing pin 1513 is embedded in two ends of the flange 158, the exhaust valve 1514 is connected to the inside of the front cylinder cover 153, the rear end of the electric cabinet 13 is welded to the front end of the protection cabinet 8, the upper end of the oil guide pipe 14 is connected to the lower end of the hydraulic oil tank 12, the upper end of the piston shaft rod 151 is connected to the inside of the adjusting mechanical arm 7, the upper end of the oil inlet pipe opening 159 is connected to the lower end of the oil guide pipe 14, the inner ring of the water flow valve body 3 is coaxial with the outer ring of the large valve plate 4, the large valve plate 4 is connected to the water flow valve body 3 through the valve rod shaft 5, the large valve plate 4 is made of stainless steel and has good hardness and corrosion.

The oil pump motor 9 is an improved specific motor for driving an oil pump, and comprises a motor main body, a front end cover and an output transmission shaft, wherein a stepped hole is formed in the front end cover, the output transmission is retracted into the front end cover and is a hollow shaft, the hole diameter of the shaft hole is matched with the outer diameter of the input transmission shaft of the oil pump, the flange 158 is also called a flange disc or flange, and the flange is a part for mutually connecting the shaft and is used for connecting pipe ends; there are also flanges on the inlet and outlet of the device for connection between two devices.

When the valve plate adjusting mechanism is used, the oil pump motor 9 is started to drive hydraulic oil in a hydraulic oil tank 12 connected at the side end to flow from the oil guide pipe 14 connected at the lower end, the hydraulic gauge 10 arranged at the upper end can monitor the hydraulic pressure in the hydraulic oil tank, the hydraulic oil enters the hydraulic cylinder mechanism 15 from the oil inlet pipe orifice 159 to provide pressure for the inside, the further internal hydraulic oil pipe 157 can ensure that external hydraulic oil flows in the hydraulic cylinder mechanism 15 to flow to the oil guide device 1511 on the rear end cover 1510, the oil guide device 1511 transmits the hydraulic oil to the driving piston 1512 to drive the connected piston shaft rod 151 to perform telescopic piston operation under the action of the oil pressure, at the moment, the adjusting mechanical arm 7 connected with the piston shaft rod 151 synchronously moves to drive the large valve plate 4 to be in an opening and closing state, so that the adjustment and control of water flow are improved, and the adjustment and control of the large valve plate 4 are more rapid, when the driving piston 1512 is driven, the flange 158 is matched with the fixing pin 1513 to fix the driving piston 1512, so that the stability in operation is guaranteed, the sealing ring 155 and the rubber dust ring 152 prevent dust from entering from the outside and guarantee the sealing performance of internal oil pressure, and the internal air pressure oil exhaust valve 1514 adjusts and guarantees the balance of pressure after the driving is finished.

The utility model solves the problems that the valve adjusting process of the water flow is complicated and the operation of the working personnel is laborious in the prior art, which results in poor efficiency of the adjusting process of the water flow valve and reduces the flow rate of the water flow, the utility model structurally drives the hydraulic oil in the hydraulic oil tank with the side end connected by starting the oil pump motor to flow from the oil guide pipe connected at the lower end, the hydraulic gauge arranged at the upper end can monitor the hydraulic pressure in the hydraulic oil tank to provide safety and stability, the hydraulic oil enters the hydraulic control hydraulic cylinder mechanism from the oil inlet pipe orifice to provide pressure for the hydraulic oil, the hydraulic oil pipe in the hydraulic oil tank can ensure the external hydraulic oil to circulate in the hydraulic cylinder mechanism so as to flow to the oil guide device on the rear end cover, and the oil guide device transmits the hydraulic oil to the driving piston to drive the piston shaft rod to drive the connected piston rod to operate under the action of the oil pressure, the synchronous big valve plate of the regulation arm area that moves of connecting of piston axostylus axostyle this moment reaches the state of opening and shutting, improved the regulation and control to rivers and increased the regulation and control to big valve plate that the rapidity is better, fixed pin can fix its stability when driving at the drive piston on the flange cooperation and ensured when the operation, the sealing washer avoids receiving the leakproofness of external dust entering and the inside oil pressure of guarantee in addition rubber dirt ring, inside atmospheric pressure oil discharge valve adjusts the equilibrium of guarantee pressure after the drive, the regulation of the flow of the quick control guarantee discharge to the valve has been improved.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a novel liquid accuse non return butterfly valve which characterized in that: the structure of the hydraulic control valve comprises a speed adjusting valve (1), a mounting foot stool (2), a water flow valve body (3), a large valve plate (4), a valve rod shaft (5), a rotating shaft (6), an adjusting mechanical arm (7), a protective cabinet (8), an oil pump motor (9), a hydraulic pressure meter (10), a manual adjusting rod (11), a hydraulic oil tank (12), an electric cabinet box (13), an oil guide pipe (14) and a hydraulic control hydraulic cylinder mechanism (15), wherein the left end of the speed adjusting valve (1) is connected with the rotating shaft (6) inside through the protective cabinet (8), the upper end of the mounting foot stool (2) is welded with the lower end of the water flow valve body (3), the right end of the valve rod shaft (5) is welded with the left end of the rotating shaft (6), the front lower end of the adjusting mechanical arm (7) is connected with the left upper end of the hydraulic control hydraulic cylinder mechanism (15), the adjusting, the oil pump motor (9) lower extreme is installed in protection cabinet (8) up end, hydraulic pressure table (10) lower extreme is connected with hydraulic oil tank (12) upper left end, manual regulation pole (11) lower extreme sets up in hydraulic oil tank (12) left end, lead oil pipe (14) lower extreme and be connected with hydraulic control pneumatic cylinder mechanism (15) upper end.

2. The novel hydraulic control check butterfly valve of claim 1, wherein: the hydraulic control hydraulic cylinder mechanism (15) is composed of a piston shaft rod (151), a rubber dust ring (152), a front cylinder cover (153), a hydraulic oil plug (154), a sealing ring (155), a piston cylinder body (156), a hydraulic oil pipe (157), a flange (158), an oil inlet pipe orifice (159), a rear end cover (1510), an oil guide device (1511), a driving piston (1512), a fixing pin (1513) and an exhaust valve (1514), wherein the outer ring of the piston shaft rod (151) and the inner ring of the rubber dust ring (152) are in the same axis, the rear end of the rubber dust ring (152) is bonded with the front end of the front cylinder cover (153), the hydraulic oil plug (154) is embedded in the front cylinder cover (153), the inner ring of the sealing ring (155) and the outer ring of the piston cylinder body (156) are in the same axis, the piston shaft rod (151) is embedded in the piston cylinder body (156), the rear end of the hydraulic oil pipe (157) is connected with the, the oil guide device is characterized in that the outer ring of the driving piston (1512) is connected with the inner ring of the flange (158), the driving piston (1512) is embedded and installed in the rear end cover (1510), the front end of the oil guide device (1511) is connected with the rear end of the driving piston (1512), the fixing pin (1513) is embedded and installed in two ends of the flange (158), and the exhaust valve (1514) is connected with the interior of the front cylinder cover (153).

3. The novel hydraulic control check butterfly valve of claim 1, wherein: the rear end of the electric cabinet box (13) is welded with the front end of the protective cabinet (8), and the upper end of the oil guide pipe (14) is connected with the lower end of the hydraulic oil tank (12).

4. The new hydraulic control check butterfly valve of claim 2, wherein: the upper end of the piston shaft rod (151) is connected with the inside of the adjusting mechanical arm (7), and the upper end of the oil inlet pipe orifice (159) is connected with the lower end of the oil guide pipe (14).

5. The novel hydraulic control check butterfly valve of claim 1, wherein: the inner ring of the water flow valve body (3) and the outer ring of the large valve plate (4) are coaxial, and the large valve plate (4) is connected with the water flow valve body (3) through a valve rod shaft (5).