CN205715706U - A kind of reverse osmosis draining butterfly valve - Google Patents

Abstract

The utility model discloses a kind of reverse osmosis draining butterfly valve, its drip irrigation device is to include valve body and be located on valve body the regulation handle for driving butterfly plate to rotate, described regulation handle includes Spin Control handle and is articulated with the locking control handle in the middle part of Spin Control handle, described locking control handle is hinged with arm of force handle away from the end of valve body, and wherein hinged place is between described arm of force handle and locking control handle on the lower edge of opposing end surface.When causing operator to be difficult to drive locking control handle to rotate around jointed shaft in the jointed shaft generation corrosion locked between control handle and Spin Control handle, operator make arm of force handle mutually abut until in same straight line with locking control handle end face between the two by turnover arm of force handle, increase the moment of locking control handle, operator are made to use identical extruding force just can reach to be turned on and off the purpose of butterfly valve by the corrosion and destruction on jointed shaft between locking control handle and Spin Control handle.

Description

A kind of reverse osmosis draining butterfly valve

Technical field

This utility model relates to butterfly valve field, particularly to a kind of reverse osmosis draining butterfly valve.

Background technology

Butterfly valve is again flap valve, is the regulation valve of a kind of simple in construction, can be used for the on-off control of low-voltage tube pipeline medium Butterfly valve refer to that closure member (flap or butterfly plate) is disk, around valve shaft rotate reach open and close a kind of valve.

At present, notification number is the wafer type butterfly that the Chinese patent of CN202768884U discloses a kind of band flow speed control plate Valve, it includes valve body, butterfly plate and regulation handle, and the top of valve body is provided with rotating shaft mounting cylinder, also includes flow speed control plate, flow velocity Panel is fixing with the top of rotating shaft mounting cylinder to be connected, and flow speed control plate has flow speed control groove, and regulation handle includes being connected to The Spin Control handle of butterfly plate and the end locking control handle suitable with flow speed control groove, the middle part of locking control handle is hinged on The middle part of Spin Control handle.

Although the wafer type butterfly valve of this band flow speed control plate can accurately and quickly regulate flow velocity, but wafer type butterfly valve Being partially installed on outdoor, regulation handle, through exposing to wind and rain, easily causes between Spin Control handle and locking control handle hinged The corrosion of axle, when needs open and close butterfly valve, operator easily cause locking control because locking the corrosion of jointed shaft in the middle part of control handle Handle processed Spin Control and on be difficult to open, there are certain improvements in the most this locking control handle.

Utility model content

The deficiency existed for prior art, the purpose of this utility model is to provide a kind of reverse osmosis draining butterfly valve, tool Have and increase locking control handle moment by arm of force handle, to ensure the characteristic that locking control handle can rotate around jointed shaft.

Above-mentioned technical purpose of the present utility model has the technical scheme that

A kind of reverse osmosis draining butterfly valve, including valve body and be located on valve body the regulation handle for driving butterfly plate to rotate, Described regulation handle includes Spin Control handle and is articulated with the locking control handle in the middle part of Spin Control handle, and described locking controls Handle is hinged with arm of force handle, wherein hinged place opposing end surface between described arm of force handle and locking control handle away from the end of valve body Lower edge on.

By technique scheme, cause behaviour in the jointed shaft generation corrosion locked between control handle and Spin Control handle As personnel be difficult to drive locking control handle when jointed shaft rotates, due to arm of force handle and locking control handle between hinged place be positioned at On the lower edge of both opposing end surfaces, thus operator by turnover arm of force handle make arm of force handle and locking control handle it Between end face mutually abut until in same straight line, increase the moment of locking control handle, operator are by gripping locking control Handle processed extrudes to Spin Control handle side away from one end of valve body, is increased the characteristic of locking control handle moment, energy by arm of force handle Increase dynamics when locking control handle extrudes to Spin Control handle side, so that operator use identical extruding force with regard to energy By the corrosion and destruction on jointed shaft between locking control handle and Spin Control handle, reach to be turned on and off the purpose of butterfly valve.

Preferably, described locking control handle is provided with and makes it with described locking control handle for limiting arm of force handle turnover action In collinear latch assembly.

By technique scheme, if not having the setting of latch assembly, when operator unclamp arm of force handle, arm of force handle will Swing under gravity, thus will be inconvenient for when operator are by the aperture of regulation handle regulating butterfly valve, pass through The setting of latch assembly so that arm of force handle and locking control handle are all the time in same straight line, thus operator are constantly regulating butterfly During the aperture of valve, it is not necessary to go to turn down arm of force handle every time, thus latch assembly is operator saves substantial amounts of work Time, ensure the work efficiency of operator.

Preferably, described latch assembly includes being located at what arm of force handle was made up of soft material near the end of locking control handle Lobe and be located at locking control handle on for the fixing groove chimeric with lobe.

By technique scheme, operator are by turnover arm of force handle so that arm of force pommel portion controls pommel with locking Between portion abut, lobe inlay card is entered in fixing groove, the lobe that soft material is made will in fixing groove swelling with Reach arm of force handle purpose of fixing locking on locking control handle, it is thus possible to make between arm of force handle and locking control handle in same Straight line, facilitates operator to operate.

Preferably, described lobe is provided with the first helical teeth, and described fixing groove is provided with for chimeric with the first helical teeth Second helical teeth.

By technique scheme, when lobe is fitted together to and enters in fixing groove, the first helical teeth will be with the second helical teeth phase The most chimeric, thus improve lobe fixed effect in fixing groove, it is to avoid operator touch arm of force handle in imprudence Time, cause arm of force handle to depart from from locking control handle.

Preferably, the crown of described first helical teeth deviates from valve body and arranges, and the crown of described second helical teeth is arranged towards valve body.

By technique scheme, the first helical teeth and the second helical teeth back to the setting of angle, facilitate the first helical teeth can be along The angle of inclination of the second helical teeth makes both the most chimeric, the smoothness that not only guarantee lobe is chimeric in fixing groove, and the One helical teeth and the setting of the second helical teeth fit angle, further increase the lobe chimeric dynamics in fixing groove.

Preferably, include being located at can be along arm of force handle locking member in axial sliding, Yi Jishe on arm of force handle for described latch assembly For the lock sleeve of locking member grafting on locking control handle.

By technique scheme, operator turn down arm of force handle so that the end face between arm of force handle and locking control handle After mutually abutting, then order about locking member sliding plug in lock sleeve, so that arm of force handle is fixed on locking control handle, Gu Fixed effective, reliability is high.

Preferably, described locking member is provided with handheld terminal away from the end of lock sleeve.

By technique scheme, handheld terminal adds operator's crawl point to locking member, and operator are by dialling Dynamic handheld terminal orders about locking member and slides so that operator's operation is more convenient.

Preferably, on described handheld terminal, the direction that skids off towards locking member is provided with arc-shaped concave.

By technique scheme, the setting of arc-shaped concave, the radian of operator's finger of more fitting, so that It is more comfortable that handheld terminal is stirred in operator's operation.

Preferably, also include that the flow speed control plate being located on valve body, the both sides of described flow speed control plate are equipped with limit convex Rise, be provided with between two described spacing preiections for the flow speed control groove with locking control handle end tabling.

By technique scheme, operator order about locking control handle and rotate on Spin Control handle around jointed shaft, The end of locking control handle is departed from flow speed control groove, thus by controlling the anglec of rotation of Spin Control handle, carrys out regulating butterfly valve The purpose of aperture；When butterfly valve reaches the aperture of demand, by the end of locking control handle is entrenched in flow speed control groove again In, so that the aperture of butterfly valve can be controlled so that the aperture of butterfly valve is more accurate；The limit convex at flow speed control plate two ends Rise is the maximum of butterfly valve opening.

Preferably, described Spin Control handle be provided with for order about locking control handle rotate so that its end is embedding around jointed shaft Elastic spring together in flow speed control groove.

By technique scheme, when operator order about locking control handle end disengaging flow speed control groove, by rotation Turning the aperture of control handle regulating butterfly valve, if now the hand of operator unclamps, locking control handle is by the effect at elastic spring Under, the end of locking control handle is by the chimeric flow speed control groove entering into adjacent lattice automatically, so that butterfly valve opening is adjusted Joint is more accurate, and the stability of butterfly valve opening regulation is more preferable, does not haves and uprushes or the situation of anticlimax.

In sum, this utility model in contrast to prior art have the beneficial effect that operator by turnover arm of force handle Arm of force handle is mutually abutted until in same straight line, increasing locking control handle with locking control handle end face between the two Moment so that operator use the corrosion that identical extruding force just can will be locked between control handle and Spin Control handle on jointed shaft Destroy, reach to be turned on and off the purpose of butterfly valve.

Accompanying drawing explanation

Fig. 1 is the structural representation of embodiment one, and main presentation arm of force handle is fitted and fixed with by lobe and fixing groove On locking control handle；

Fig. 2 is the enlarged diagram in A portion in Fig. 1；

Fig. 3 is the structural representation of embodiment two, and main presentation arm of force handle is by solid under the effect of locking member and lock sleeve It is scheduled on locking control handle.

Fig. 4 is the enlarged diagram in B portion in Fig. 3.

Reference: 1, valve body；2, regulation handle；201, Spin Control handle；202, locking control handle；3, arm of force handle；4、 Lobe；5, fixing groove；6, the first helical teeth；7, the second helical teeth；8, locking member；9, lock sleeve；10, handheld terminal；11, arc is recessed Face；12, flow speed control plate；13, spacing preiection；14, flow speed control groove；15, elastic spring；16, pipeline；17, rotating shaft mounting cylinder； 18, dop.

Detailed description of the invention

Below in conjunction with accompanying drawing, this utility model is described in further detail.

Embodiment one:

A kind of reverse osmosis draining butterfly valve, shown in Fig. 1 and Fig. 3, including valve body 1, butterfly plate, valve body 1 passes through flange arrangement It is arranged between two segment pipes 16, rotating shaft mounting cylinder 17 is set at the top of valve body 1, be equipped with and butterfly in rotating shaft mounting cylinder 17 The rotating shaft that plate connects, the axial line of rotating shaft overlaps with the diameter line of butterfly plate, the axial line of the rotating shaft central point by butterfly plate, And butterfly plate is separated two parts of symmetrical distribution.The end face of rotating shaft mounting cylinder 17 is provided with bolted Flow speed control plate 12, flow speed control plate 12 is discoid sheet metal, is provided with limit convex in the both sides of flow speed control plate 12 Playing 13, two spacing preiections 13 are symmetrically distributed in the both sides of flow speed control plate 12, and two spacing preiections 13 are all to flow speed control plate 12 homonymies turn down and are perpendicular to flow speed control plate 12 surface, according to the practical situations of the most only 90 ° of butterfly plate aperture, thus two Connecting line between individual spacing preiection 13 is linearly and through the central point of flow speed control plate 12.Between two spacing preiections 13 Several flow velocity stopper slot for regulating butterfly valve aperture exact value is equidistantly distributed.

Rotating cylinder in rotating shaft mounting cylinder 17 is connected to regulate handle 2 through the end sleeve of flow speed control plate 12, regulates handle 2 Including the Spin Control handle 201 being socketed in rotating shaft and the locking control handle 202 being articulated with Spin Control handle 201, locking control The middle part of handle 202 processed is hinged on the middle part of Spin Control handle 201, wherein, the end of locking control handle 202 have size and The dop 18 that flow velocity stopper slot is identical, is embedded in flow velocity stopper slot by dop 18, reaches to control the purpose of butterfly plate aperture.At card 18 depart from when flow velocity stopper slot, and Spin Control handle 201 will no longer limit, and now, reach by rotating Spin Control handle 201 The purpose of regulating butterfly valve aperture, when forwarding butterfly valve opening to and reaching setting value, is again embedded in flow velocity stopper slot by dop 18, complete Become the process of butterfly plate aperture regulation.It is additionally provided with elastic spring 15, bullet between Spin Control handle 201 and locking control handle 202 Power spring 15 is used for ordering about locking control handle 202 and rotates so that its end is embedded in flow speed control groove 14 around jointed shaft.Thus When operator order about locking control handle 202 end disengaging flow speed control groove 14, by opening of Spin Control handle 201 regulating butterfly valve Degree, if now the hand of operator unclamps, locking control handle 202, by under the effect of elastic spring 15, locks control handle 202 End will be automatically in the chimeric flow speed control groove 14 entering into adjacent lattice so that butterfly valve opening regulation is more accurate, The stability of butterfly valve opening regulation is more preferable, does not haves and uprushes or the situation of anticlimax.

Locking control handle 202 is hinged with arm of force handle 3 away from the end of valve body 1, and wherein hinged place is positioned at arm of force handle 3 and locking Between control handle 202 on the lower edge of opposing end surface, in its natural state, arm of force handle 3 will be in swing under gravity State, when needing to use, by turnover arm of force handle 3, mutually abuts the end face of arm of force handle 3 with locking control handle 202 end face, from And make between arm of force handle 3 and locking control handle 202 in same straight line.Operator are held in the end of arm of force handle 3, order about lock Tight control handle 202 extrudes towards Spin Control handle 201 side, is increased the moment of locking control handle 202 by arm of force handle 3, compares Extruding force before operator, now the locking control handle 202 extruding force to Spin Control handle 201 side will significantly increase Add；Even if now, there is corrosion on jointed shaft between locking control handle 202 and Spin Control handle 201, operator before Strength is not enough to destroy corrosion, the extruding force therefore additionally increased so that operator ten by the moment of arm of force handle 3 increase Partial volume is easily just by corrosion and destruction, and moves locking control handle 202 so that the aperture of regulating butterfly valve smoothly.

Shown in Fig. 1 and Fig. 2, locking control handle 202 be provided with for limit arm of force handle 3 turn down action make its with locking Control handle 202 is in collinear latch assembly.During locking control handle 202 uses, operator are sometimes for constantly Go the aperture of regulating butterfly valve to ensure the flow velocity of fluid in pipeline 16, thus the setting of latch assembly, solve arm of force handle 3 often Problem the most sagging after secondary use so that operator need not use every time go to turn down arm of force handle 3 so that operation Human users is more laborsaving；Wherein, the latch assembly of the present embodiment includes the end being located at arm of force handle 3 near locking control handle 202 Lobe 4 that portion is made up of soft material and being located on locking control handle 202 for the fixing groove 5 chimeric with lobe 4. Lobe 4 and fixing groove 5 are all arranged in square, and lobe 4 is arranged on the center of arm of force handle 3 end face, and fixing groove 5 is arranged At locking control handle 202 on the end face of arm of force handle 3, at turnover arm of force handle 3, arm of force handle 3 rotates on locking control handle 202 Time, lobe 4 enters into chimeric in fixing groove 5, thus the lobe 4 of soft material is after being completely embedded into, can be at fixing groove 5 Middle swelling, so that arm of force handle 3 fixing on locking control handle 202.Wherein, the material of lobe 4 uses butadiene-styrene rubber Material, butadiene-styrene rubber has wearability and preferable elasticity, is therefore applicable to the use in the present embodiment protrusions portion 4.

The surrounding sidewall of lobe 4 is provided with the first helical teeth 6, and the cell wall of fixing groove 5 is provided with for embedding with the first helical teeth 6 The second helical teeth 7 closed, wherein the crown of the first helical teeth 6 deviates from valve body 1 and arranges, and the crown of the second helical teeth 7 is arranged towards valve body 1； The angle of the first helical teeth 6 and the second helical teeth 7 has the effect cooperated, when lobe 4 is embedded in fixing groove 5, and first Helical teeth 6 and the second helical teeth 7 can guarantee that the chimeric smoothness of lobe 4, also can guarantee that fixing between lobe 4 and fixing groove 5 Effect.

Embodiment two:

Being with the difference of embodiment one, shown in Fig. 3 and Fig. 4, latch assembly includes being located at can on arm of force handle 3 Along arm of force handle 3 locking member 8 in axial sliding and be located on locking control handle 202 for the lock sleeve 9 of locking member 8 grafting.Locking The rectangular setting of cross section of part 8, the preferred locking member of the present embodiment 8 is arranged on the side of arm of force handle 3, in the side of arm of force handle 3 It is provided with slide rail on limit, locking member 8 is provided with the slide block for coordinating with slide rail, thus locking member 8 can be at arm of force handle 3 Sliding on side, the glide direction of locking member 8 is consistent with the length direction of arm of force handle 3.Wherein, the shape of lock sleeve 9 and locking Part 8 shape is consistent, and when arm of force handle 3 mutually abuts with locking control handle 202, is plugged on by driving locking member 8 to slide In lock sleeve 9, thus realizing arm of force handle 3 fixing on locking control handle 202, this kind of fixed form needs manual operation, but It is that fixed effect is more firm.

Locking member 8 is provided with handheld terminal 10 away from the end of lock sleeve 9.Handheld terminal 10 prolongs away from the direction of arm of force handle 3 Stretch setting, thus by the handheld terminal 10 on locking member 8, add operator's crawl point to locking member 8, in order to locking Part 8 carries out stirring and slides on the side of arm of force handle 3.

And on handheld terminal 10, the direction that skids off towards locking member 8 is provided with arc-shaped concave 11, and arc-shaped concave 11 can be very The finger shape of good laminating operator so that operator grip more comfortable.

The above is only exemplary embodiment of the present utility model, not for limiting protection model of the present utility model Enclosing, protection domain of the present utility model is determined by appended claim.

Claims (10)

1. a reverse osmosis draining butterfly valve, including valve body (1) and be located at the upper regulation for driving butterfly plate to rotate of valve body (1) Handle (2), described regulation handle (2) includes Spin Control handle (201) and is articulated with the lock at Spin Control handle (201) middle part Tight control handle (202), is characterized in that: described locking control handle (202) is hinged with arm of force handle (3) away from the end of valve body (1), its Middle hinged place is positioned between described arm of force handle (3) and locking control handle (202) on the lower edge of opposing end surface.

A kind of reverse osmosis draining butterfly valve the most according to claim 1, is characterized in that: set on described locking control handle (202) Have and make it with described locking control handle (202) in collinear latch assembly for restraint arm handle (3) turnover action.

A kind of reverse osmosis draining butterfly valve the most according to claim 2, is characterized in that: described latch assembly includes being located at the arm of force Handle (3) is near the lobe (4) be made up of soft material of end of locking control handle (202) and is located at locking control handle (202) upper for the fixing groove (5) chimeric with lobe (4).

A kind of reverse osmosis draining butterfly valve the most according to claim 3, is characterized in that: described lobe (4) is provided with first Helical teeth (6), described fixing groove (5) is provided with for second helical teeth (7) chimeric with the first helical teeth (6).

A kind of reverse osmosis draining butterfly valve the most according to claim 4, is characterized in that: the crown back of the body of described first helical teeth (6) Arranging from valve body (1), the crown of described second helical teeth (7) is arranged towards valve body (1).

A kind of reverse osmosis draining butterfly valve the most according to claim 2, is characterized in that: described latch assembly includes being located at the arm of force Can be along arm of force handle (3) locking member in axial sliding (8) and to be located at locking control handle (202) upper for locking member (8) on handle (3) The lock sleeve (9) of grafting.

A kind of reverse osmosis draining butterfly valve the most according to claim 6, is characterized in that: described locking member (8) is away from lock sleeve (9) end is provided with handheld terminal (10).

A kind of reverse osmosis draining butterfly valve the most according to claim 7, is characterized in that: towards locking on described handheld terminal (10) The direction that skids off of part (8) is provided with arc-shaped concave (11).

A kind of reverse osmosis draining butterfly valve the most according to claim 1, is characterized in that: also include the stream being located on valve body (1) Speed panel (12), the both sides of described flow speed control plate (12) are equipped with spacing preiection (13), two described spacing preiections (13) Between be provided with for the flow speed control groove (14) with locking control handle (202) end tabling.

A kind of reverse osmosis draining butterfly valve the most according to claim 9, is characterized in that: set on described Spin Control handle (201) Have for order about locking control handle (202) rotate so that its end is embedded in the elastic spring of flow speed control groove (14) around jointed shaft (15)。