CN207080683U - A kind of switch valve for agitator tank - Google Patents

Abstract

The utility model discloses a kind of switch valve for agitator tank,Including valve body,It is rotatably arranged on the butterfly plate of valve inner,The valve shaft and the handlebar affixed with valve shaft being fixedly connected with butterfly plate,The fixed cover affixed with valve body is provided with valve shaft upper end,The handle set being fixedly connected with valve shaft is vertically arranged with the fixed cover,It is horizontal on the handle set to offer the mounting hole worn for handlebar,The fixing hole for being provided with and agreeing with handlebar is spaced apart in the side wall of the fixed cover,Be provided with elastic pushing piece handlebar being against in fixing hole between the handle set and handlebar,The loop bar being set on handlebar is also connected with the handle set,The locating part of both fixed relative positions is provided between the loop bar and handlebar,Handlebar can be held away to one end of fixed cover by locating part,So that operating personnel need not pull and support handlebar all the time when rotational handle bar,Facilitate control of the operating personnel to handlebar.

Description

A kind of switch valve for agitator tank

Technical field

It the utility model is related to a kind of valve, more particularly to a kind of switch valve for agitator tank.

Background technology

Butterfly valve is called flap valve, is a kind of regulating valve simple in construction, what the switch available for low pressure pipeline medium controlled Butterfly valve refers to closure member（Flap or butterfly plate）For disk, a kind of valve of open and close is reached around valve shaft rotation.Valve can For controlling all kinds such as empty gas and water, steam, various Korrosionsmediums, mud, oil product, liquid metal and radiating medium The flowing of fluid.It is main on pipeline to play cut-out and throttling action.Butterfly valve opening and closing element is a discoidal butterfly plate, in valve body Rotated around the axis of its own, so as to reach the purpose for opening and closing or adjusting.

Notification number is that CN201487247U Chinese patent discloses a kind of Hand-operated butterfly valve, including butterfly plate, the butterfly plate bag Include valve shaft and the plectane set from valve shaft both ends radial symmetric；Valve body, form in the valve body and match somebody with somebody with the plectane The inner chamber of conjunction, the valve shaft mounting hole of the suitable valve shaft insertion is formed on the wall of the valve body；Handle, the handle with it is described Valve shaft is affixed；The wear-resistant sleeve being engaged is provided between the valve shaft inner wall of the hole installing and the valve shaft；The handle set top into Type has the groove of the suitable handle insertion vertical with the valve shaft axis direction, and spring, the spring one are provided with the groove End is close to the cell wall of the groove, and the other end is close to inserting the sophisticated afterbody of the handle in it.

Above-mentioned utility model between taper knob and handle by setting spring so that handle is being not affected by the situation of external force Under, the tip of handle is pushed against in positioning hole all the time, so that needing to hold handle all the time when rotational handle Simultaneously rotational handle so that tip depart from positioning hole, after tip reaches commitment positions can release handle, the mode of operation ratio It is cumbersome, improvements be present.

Utility model content

The purpose of this utility model is to provide a kind of switch valve for agitator tank, and switching manipulation is simple, without drawing all the time Hold handlebar.

Above-mentioned technical purpose of the present utility model technical scheme is that：It is a kind of for agitator tank Switch valve, including valve body, the butterfly plate for being rotatably arranged on valve inner, the valve shaft being fixedly connected with butterfly plate and affixed with valve shaft Handlebar, the fixed cover affixed with valve body is provided with valve shaft upper end, is vertically arranged with the fixed cover and fixes company with valve shaft The handle set connect, it is horizontal on the handle set to offer the mounting hole worn for handlebar, it is spaced in the side wall of the fixed cover The fixing hole agreed with handlebar is offered, is provided between the handle set and handlebar and handlebar is against in fixing hole Elastic pushing piece, the loop bar being set on handlebar is also connected with the handle set, is set between the loop bar and handlebar There is the locating part of both fixed relative positions.

By using above-mentioned technical proposal, handlebar is under the thrust of elastic pushing piece all the time by towards handle set The thrust in direction so that handlebar can be embedded in mounting hole, realize the fixation of handlebar and handle set in the horizontal direction, So that handle set and valve shaft can not rotate so that butterfly valve keeps fixing, and can be fixed on handlebar far by locating part From one end of fixed cover so that operating personnel, without pulling and supporting handlebar all the time, facilitate operator when rotational handle bar Control of the member to handlebar.

The utility model is further arranged to：The elastic pushing piece is push spring, offered on the handle set with The mounting groove that handlebar is coaxially disposed, the push spring be arranged in mounting groove and with handlebar interference fits, the handle Bar top screw thread is combined with catch, and described push spring one end contradicts with catch, and the bottom face of the other end and mounting groove contradicts.

By using above-mentioned technical proposal, thrust of the handlebar by push spring towards fixing hole direction so that handle Bar can be embedded in fixing hole, and so as to realize fixation of the handlebar in radial position, and catch coordinates with handlebar screw thread, facilitates The fixation of catch and handlebar, and rotate catch and can adjust the compression degree of push spring, pushed away with change that handlebar is subject to Send power.

The utility model is further arranged to：The locating part includes the stopper slot being located on loop bar outer wall and sliding is set The limit shaft in stopper slot is put, the descending groove and descending groove that the stopper slot includes opening up along the axial direction of loop bar are away from handle The connected level trough in one end of seat and the fixing groove being connected with the one end of level trough away from descending groove, the fixing groove is toward close Extending close to handle set direction, limit shaft is fixedly connected with handlebar stem, when in limit shaft insertion fixing groove, handle Bar keeps separating with fixing hole.

By using above-mentioned technical proposal, by pulling handlebar to realize sliding of the limit shaft in descending groove, by turning Shank of starting realizes movement of the limit shaft in level trough, when limit shaft is moved to the end of level trough, release handle bar, and hand Shank is pushed against in fixing groove under the thrust of push spring, and limit shaft insertion fixing groove in when, handlebar is not Embedded fixing hole, horizontally rotating for handlebar can be also realized without holding handlebar, to change the opening and closing situation of butterfly valve.

The utility model is further arranged to：The junction of the level trough and fixing groove offers transition cambered surface.

By using above-mentioned technical proposal, when limit shaft needs to remove out of fixing groove, pass through axial-rotation handlebar Limit shaft is enabled to easily to cause spacing to level trough, continuation rotary handle bar from fixing groove under the guide effect of transition cambered surface Axle is moved to descending groove from level trough, and when limit shaft is moved in descending groove, limit shaft is made in the push of push spring Slid with along descending groove, until handlebar insertion fixing hole.

The utility model is further arranged to：The groove for installing limit shaft is offered on the handlebar, it is described recessed Support spring is provided with groove, the bottom of the limit shaft is fixed with banking stop, and described support spring one end contradicts with banking stop, The bottom face of the other end and groove contradicts.

By using above-mentioned technical proposal, limit shaft can be completely embedded into groove by pressing limit shaft so that by handle When bar inserts loop bar, handlebar can be inserted easily from one end of loop bar, after handlebar installs, limit shaft energy It is enough to be passed under the push effect of support spring out of groove, realize the position-limiting action to handlebar.

The utility model is further arranged to：Restraining position ring block is fixed in the upper end of the groove, and limit shaft passes through spacing ring, institute Banking stop is stated to contradict with spacing ring end face.

By using above-mentioned technical proposal, the axial location of limit shaft can be defined using spacing ring so that limit Position axle will not depart under the push effect of support spring out of groove, improve the stability that limit shaft is connected with handlebar stem.

The utility model is further arranged to：The valve shaft is located in handle set vertically, and level is opened on the handle set Provided with through hole, it is provided with the through hole and stops payment bolt with what valve shaft screw thread coordinated.

By using above-mentioned technical proposal, bolt will be stopped payment and coordinated with valve shaft screw thread, and stop payment a bolt part and be embedded In through hole on handle set, being fixedly connected for valve shaft and handle set is realized.

The utility model is further arranged to：The one end of the handlebar away from handle set is fixed with handle ball.

By using above-mentioned technical proposal, handle ball will protrude from handlebar so that operating personnel are laterally pulling handle It is easy to apply external force to handlebar when bar.

In summary, the utility model has the advantages that：

1. the setting of stopper slot and limit shaft causes handlebar just can be fixed on by moving handle bar to depart from fixing hole On position, horizontally rotating for handlebar can be also realized without holding handlebar；

2. the setting of groove and support spring enables realizes hand when handlebar is installed by pressing limit shaft The installation of shank, when limit shaft is moved to the position of stopper slot, limit shaft can eject out of groove, convenient to handlebar It is spacing.

Brief description of the drawings

Fig. 1 is the general assembly structural representation of butterfly valve；

Fig. 2 is the cross-sectional view of butterfly valve；

Fig. 3 is the split schematic diagram of attachment structure between fixed cover and handle set；

Fig. 4 is enlarged drawing at A in Fig. 1；

Fig. 5 is enlarged drawing at B in Fig. 2.

In figure：1st, valve body；2nd, butterfly plate；3rd, valve shaft；4th, handlebar；5th, fixed cover；6th, handle set；7th, through hole；8th, spiral shell is stopped payment Bolt；9th, mounting hole；10th, fixing hole；11st, mounting groove；12nd, push spring；13rd, catch；14th, handle ball；15th, loop bar；16th, it is spacing Part；161st, stopper slot；1611st, descending groove；1612nd, level trough；1613rd, fixing groove；162nd, limit shaft；17th, transition cambered surface；18、 Groove；19th, support spring；20th, banking stop；21st, spacing ring.

Embodiment

The utility model is described in further detail below in conjunction with accompanying drawing.

It is shown referring to Figures 1 and 2, a kind of switch valve for agitator tank, including valve body 1, be rotatably arranged on inside valve body 1 Butterfly plate 2, the valve shaft 3 that is fixedly connected with butterfly plate 2 and the handlebar 4 affixed with valve shaft 3, be provided with the upper end of valve shaft 3 and valve The affixed fixed cover 5 of body 1, handle set 6 is vertically arranged with the fixed cover 5, and handle set 6 can rotate in fixed cover 5.Knot Close shown in Fig. 3, level offers through hole 7 on handle set 6, is provided with through hole 7 and stops payment bolt 8 with what the screw thread of valve shaft 3 coordinated, Stop payment the part of bolt 8 to be embedded in the through hole 7 on handle set 6, another part is fixed with valve shaft 3, realizes valve shaft 3 and handle set 6 are fixedly connected.Horizontal on handle set 6 to offer the mounting hole 9 worn for handlebar 4, handlebar 4 is in horizontal level and hand Handle seat 6 is affixed so that rotational handle bar 4 can drive handle set 6 to rotate together, so as to control the rotation of butterfly plate 2, realize butterfly valve Switch control.

The fixing hole 10 for being provided with and agreeing with handlebar 4, hand are spaced apart shown in reference picture 2 and Fig. 3, in the side wall of fixed cover 5 Flexible pushing piece is set between handle seat 6 and handlebar 4, elastic pushing piece is push spring 12, offered on handle set 6 with The mounting groove 11 that handlebar 4 is coaxially disposed, push spring 12 be arranged in mounting groove 11 and with the interference fits of handlebar 4, in hand The top screw thread of shank 4 is combined with catch 13, and the one end of push spring 12 contradicts with catch 13, the bottom face of the other end and mounting groove 11 Contradict, so as to thrust of the handlebar 4 by push spring 12 towards the direction of fixing hole 10 so that handlebar 4 can be embedded in fixation Hole 10, handlebar 4 is being separated with needing useless handlebar 4 to apply axial tension when fixing hole 10, for the ease of pulling in hand Shank 4 is fixed with handle ball 14 in one end away from handle set 6.

Shown in reference picture 1 and Fig. 4, loop bar 15 is also connected with handle set 6, loop bar 15 is set on handlebar 4, in order to It is convenient that handlebar 4 is fixed on to position fixed on loop bar 15, locating part 16 is additionally provided between loop bar 15 and handlebar 4. Locating part 16 includes the stopper slot 161 on the outer wall of loop bar 15 and slides the limit shaft 162 being arranged in stopper slot 161, Descending groove 1611 that stopper slot 161 includes opening up along the axial direction of loop bar 15, it is connected with the descending one end of groove 1611 away from handle set 6 Level trough 1612 and the fixing groove 1613 that is connected with the one end of level trough 1612 away from descending groove 1611, fixing groove 1613 it is past Extend close to close to the direction of handle set 6, limit shaft 162 is fixedly connected with handlebar stem, by pulling handlebar 4 to realize limit shaft 162 sliding in descending groove 1611, movement of the limit shaft 162 in level trough 1612 is realized by rotational handle bar 4, works as limit When position axle 162 is moved to the end of level trough 1612, release handle bar 4, handlebar 4 supports under the thrust of push spring 12 Tightly in fixing groove 1613, certain horizontal range between fixing groove 1613 and descending groove 1611 be present so that limit shaft 162 is embedding When entering in fixing groove 1613, handlebar 4 is not embedded into fixing hole 10, and handle can be also realized without holding handlebar 4 Bar 4 horizontally rotates.

Removed in order to facilitate limit shaft 162 out of fixing groove 1613, in level trough 1612 and the junction of fixing groove 1613 Offer transition cambered surface 17 so that guiding of the limit shaft 162 in transition cambered surface 17 just can be realized by axial-rotation handlebar 4 From fixing groove 1613 easily to level trough 1612 under effect.

Shown in reference picture 2 and Fig. 3, when handlebar 4 is inserted from one end loop bar 15, in order to facilitate the energy of handlebar 4 Loop bar 15 can be enough embedded in, the groove 18 for installing limit shaft 162 is offered on handlebar 4, branch is provided with groove 18 Support spring 19, the bottom of limit shaft 162 is fixed with banking stop 20, and the one end of support spring 19 contradicts with banking stop 20, the other end and The bottom face of groove 18 contradicts so that for limit shaft 162 when reaching the position of stopper slot 161, limit shaft 162 can be from groove 18 Interior ejection.In order to prevent limit shaft 162 from departing from out of groove 18, spacing ring 21, limit shaft are further fixed in the upper end of groove 18 162 pass through spacing ring 21, and banking stop 20 contradicts with the end face of spacing ring 21, improve limit shaft 162 be connected with handlebar 4 it is steady It is qualitative.

The course of work is summarized：When regulating butterfly valve switch size, handle is pulled toward the direction away from mounting seat first Bar 4, sliding of the limit shaft 162 in descending groove 1611, when limit shaft 162 slides onto the end of descending groove 1611, axially rotation Change hands shank 4 and realize movement of the limit shaft 162 in level trough 1612, when limit shaft 162 is moved to the end of level trough 1612 When, release handle bar 4, handlebar 4 is pushed against under the thrust of push spring 12 in fixing groove 1613, now handlebar 4 Fixing hole 10 is not embedded into, horizontally rotating for handlebar 4 can be also realized without holding handlebar 4；

When butterfly valve is adjusted to suitable size, axial rotation handlebar 4, realize that limit shaft 162 departs from fixing groove 1613 Be moved in descending groove 1611, handlebar 4 is pushed against in the presence of push spring 12 in fixing hole 10, realize handlebar 4 with Handle set 6 realizes the fixation of butterfly switch size in the fixation of radial position.

This specific embodiment is only that it is not to limitation of the present utility model, ability to explanation of the present utility model Field technique personnel can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but As long as all protected in right of the present utility model by Patent Law.

Claims (8)

1. a kind of switch valve for agitator tank, including valve body (1), it is rotatably arranged on the internal butterfly plate (2) of valve body (1) and butterfly The valve shaft (3) and the handlebar (4) affixed with valve shaft (3) that plate (2) is fixedly connected, are provided with and valve body in valve shaft (3) upper end (1) affixed fixed cover (5), the fixed cover (5) is interior to be vertically arranged with the handle set (6) being fixedly connected with valve shaft (3), described Level offers the mounting hole (9) worn for handlebar (4) on handle set (6), is spaced and opens up in the side wall of the fixed cover (5) There is the fixing hole (10) agreed with handlebar (4), be provided between the handle set (6) and handlebar (4) and support handlebar (4) Elastic pushing piece in fixing hole (10), it is characterised in that：Also it is connected with the handle set (6) and is set in handlebar (4) On loop bar (15), the locating part (16) of both fixed relative positions is provided between the loop bar (15) and handlebar (4).

A kind of 2. switch valve for agitator tank according to claim 1, it is characterised in that：The elastic pushing piece is to push away Spring (12) is sent, the mounting groove (11) being coaxially disposed with handlebar (4), the push spring are offered on the handle set (6) (12) it is arranged in mounting groove (11) and is combined with catch with handlebar (4) interference fits, handlebar (4) top screw thread (13), described push spring (12) one end contradicts with catch (13), and the bottom face of the other end and mounting groove (11) contradicts.

A kind of 3. switch valve for agitator tank according to claim 2, it is characterised in that：The locating part (16) includes Stopper slot (161) and sliding on loop bar (15) outer wall are arranged on the limit shaft (162) in stopper slot (161), described Stopper slot (161) includes the descending groove (1611) opened up along the axial direction of loop bar (15) and descending groove (1611) away from handle set (6) The connected level trough (1612) in one end and the fixing groove being connected with the one end of level trough (1612) away from descending groove (1611) (1613), the fixing groove (1613) extends toward close to close to handle set (6) direction, and limit shaft (162) is fixed with handlebar stem to be connected Connect, when the embedded fixing groove (1613) of the limit shaft (162) is interior, handlebar (4) keeps separating with fixing hole (10).

A kind of 4. switch valve for agitator tank according to claim 3, it is characterised in that：The level trough (1612) with The junction of fixing groove (1613) offers transition cambered surface (17).

A kind of 5. switch valve for agitator tank according to claim 3, it is characterised in that：Opened on the handlebar (4) Provided with the groove (18) for installing limit shaft (162), support spring (19), the limit shaft are provided with the groove (18) (162) bottom is fixed with banking stop (20), and described support spring (19) one end contradicts with banking stop (20), the other end and groove (18) bottom face contradicts.

A kind of 6. switch valve for agitator tank according to claim 5, it is characterised in that：The upper end of the groove (18) Fixed restraining position ring block (21), limit shaft (162) pass through spacing ring (21), and the banking stop (20) is supported with spacing ring (21) end face Touch.

A kind of 7. switch valve for agitator tank according to claim 1, it is characterised in that：The valve shaft (3) is worn vertically It is located in handle set (6), level offers through hole (7) on the handle set (6), is provided with the through hole (7) and valve shaft (3) What screw thread coordinated stops payment bolt (8).

A kind of 8. switch valve for agitator tank according to claim 1, it is characterised in that：The handlebar (4) is remote Handle ball (14) is fixed in one end of handle set (6).