CN205090066U - Manual butterfly valve adjustment handle of lockable - Google Patents
Manual butterfly valve adjustment handle of lockable Download PDFInfo
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- CN205090066U CN205090066U CN201520881400.8U CN201520881400U CN205090066U CN 205090066 U CN205090066 U CN 205090066U CN 201520881400 U CN201520881400 U CN 201520881400U CN 205090066 U CN205090066 U CN 205090066U
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Abstract
The utility model relates to a manual butterfly valve adjustment handle of lockable, including handle and locking calibrated scale, the handle includes upper portion owner's handle, the vice handle of lower part area card point and the spring of connecting through the hinge, the locking calibrated scale sets up in the anterior even axle head bottom of main handle, is equipped with location scale and location tooth's socket, is equipped with in the outside that the tooth's socket was fixed a position to head and the tail to close, open spacing tooth's socket, closes, opens spacing tooth's socket and border on respectively and close, open spacing claw, and locking calibrated scale shaft hole suit valve shaft fixed mounting is on the flange of valve body upper end, and main handle is axle head and valve shaft fixed connection even, characterized in that is on a parallel with the hinge setting is passed downthehole cartridge lockpin of locking or lock under the locking hole of main handle, vice handle, lock -out state, it is the plane jack catch to close, open spacing claw, the locking calibrated scale is thickness 2 -3mm's stainless steel disc or thickness 5 -8mm's aluminium disc, the handheld bit map of the portion face of main handle is slick and sly curved surface, main handle front end sets up the open -closed state arrow.
Description
Technical field
The utility model relates to a kind of Hand-operated butterfly valve regulating handle, particularly relates to a kind of lockable Hand-operated butterfly valve regulating handle.
Background technique
Butterfly valve makes open-shut device with circular butterfly plate and rotates a kind of valve opening, cut out and regulate fluid passage flow with valve shaft.Not only structure is simple, volume is little for Hand-operated butterfly valve, lightweight, material consumption province, installation dimension is little, and driving moment is little, easy and simple to handle, rapid, having good flow regulating function and close sealing characteristics, is the optimum device making adjustments flow and block fluid on the field pipelines such as petrochemical industry, medicine, food.Substantially linearly proportionate relationship between the valve plate aperture of butterfly valve and flow, is adjust flux, must adopts regulating handle that butterfly plate is stopped on appropriate location.The stop dial that the aperture adjustment of existing Hand-operated butterfly valve has axis hole mainly through handle and the central authorities be arranged on bottom handle has come.As shown in Fig. 1-Fig. 7, existing Hand-operated butterfly valve regulating handle stop dial A0 mainly comprises the circular disk body that central authorities are provided with axis hole 5a, the edge of disk body is provided with the location graduation 3a and the some location teeth groove 4as corresponding with location graduation that represent aperture, location graduation comprises 1-8, the location teeth groove 4a at location graduation two ends at the whole story is adjacent respectively to be closed, open spacing teeth groove 22a, 21a, be respectively equipped with in the outside closing, open spacing teeth groove 22a, 21a and close, open position-limited claw 12a, 11a, card is also provided with multiple mounting hole 6a.Handle B0 comprises main handle 8a and to be positioned at below main handle with it by the secondary handle 9a of the hinged hook shape of hinge 10a, and secondary handle forearm end is provided with triangle card point 91a and and is connected with spring 7a between main handle.During use, stop dial A0 is set with valve shaft 16a with its axis hole 5a, and is fixedly mounted on the flange 17a of valve body upper end setting by nut 14a, packing ring 15a through mounting hole 6a by bolt 13a, and main handle 8a is fixedly connected with valve shaft.When carrying out the adjustment of valve plate aperture, hold main handle 8a and clutch secondary handle 9a, spring 7a compresses, make secondary handle forearm end descending, block sharp 91a to throw off with location teeth groove 4a, rotate main handle and then make valve shaft 16a drive valve plate to rotate, stop dial A0 can indicate valve plate aperture, after being adjusted to proper angle, discharge secondary handle, under the effect of spring reset elastic force, secondary handle forearm end upwards lifts reset, block sharp 91a and insert again location teeth groove, major and minor handle is braked.In operation, open and close position-limited claw 11a, 12a of being arranged by card are limited handle ultralimit position and move.As shown in Figure 1, when butterfly valve valve wide open opens, main handle rotates towards opening spacing teeth groove 21a direction, when main handle side opened position-limited claw 11a block time, blocking sharp 91a insertion opens in spacing teeth groove 21a, handle braking, now, limit point, for shown in figure, is opened the point of contact 81a of position-limited claw 11a and main handle 8a and opens spacing teeth groove 21a and the point of contact 82a blocking sharp 91a; When valve contract fully, main handle rotates towards closing spacing teeth groove 22a direction, when main handle another side closed position-limited claw 12a block time, discharge secondary handle, block sharp 91a and insert and close in spacing teeth groove 22a, handle braking.
The major defect of existing Hand-operated butterfly valve regulating handle is: (1) handle can not lock, like this, at valve opening or after being closed to and needing angle, although blocking point under spring force effect is stuck in teeth groove, but happening suddenly under External Force Acting or card point may being caused under layman's misoperation to deviate to cause unlatching or closing angle to change, affect valve normal operation.(2) when carrying out the spacing operation of opening and closing, open and close position-limited claw and the spacing teeth groove of open and close is applied to main handle respectively and secondary handle carries out spacing, spacing relational structure is complicated, and open and close position-limited claw is the stereochemical structure of upper bending, whole stop dial complex forming technology in making, therefore time-consumingly in existing stop dial manufacture process take material, cost is higher; (3) existing handle arrangement main handle connecting shaft end is positioned at stop dial upper surface, for ensureing that secondary handle card point inserts location teeth groove or the spacing teeth groove of open and close, only with the stainless steel arresting disc using thickness 2-3mm thinner, and for the aluminium dish of the thicker 5-8mm of thickness, secondary handle card point can be caused after installation to depart from teeth groove, therefore, the demand of more clients can not be met.(4) main handle front end is arc surface, corresponding without scale position with stop dial, and scale is positioned at main handle bottom, not intuitively, is unfavorable for the open and close position of operator's intuitive judgment regulating handle.(5) the decreased food of 2-6 cun of regulating handle is identical at present, the long 265mm of main handle, the long 196mm of secondary handle, and this length is suitable for 4-5 cun of regulating handle, and partially long to 2-3 cun of regulating handle, aobvious short again to 6 cun of regulating handles.The length of 8-12 cun regulating handle is identical, the long 357mm of main handle, the long 257mm of secondary handle, and 8-12 cun of regulating handle is also aobvious short, and the too short arm of force of handle is little, operation effort, oversizely wastes material again.(6) handle handgrip part is sharp rib at handle body bending part, uncomfortable when operator is gripped, and inconvenience firmly.
Model utility content
Main purpose of the present utility model is for the problems referred to above, existing Hand-operated butterfly valve regulating handle architecture basics improves, a kind of lockable Hand-operated butterfly valve regulating handle is provided, thus, reach that lockable is safe and reliable, easy to operate, interchangeablity raising, material-saving, Simplified flowsheet, the effect that reduces costs.
The utility model solves the technological scheme that its technical problem adopts:
A kind of lockable Hand-operated butterfly valve regulating handle, comprises the stop dial that handle and central authorities have axis hole, and described handle comprises by the main handle in the top of stud connection, the lower bands card secondary handle of point and the spring that is connected in therebetween, described stop dial is arranged on the anterior connecting shaft bottom portion of main handle, its edge is provided with the location graduation of instruction aperture and the some location teeth groove corresponding with described location graduation, at described head, the outside of tail location teeth groove is respectively equipped with to be closed, open spacing teeth groove, describedly to close, open that spacing teeth groove is adjacent respectively to be closed, open position-limited claw, stop dial is with its axis hole suit valve shaft and be fixedly mounted on the flange of valve body upper end through the fastening piece of its card mounting hole, main handle connecting shaft end is fixedly connected with valve shaft, throw off original position teeth groove by its card point of vertical rotation of secondary handle or close, open spacing teeth groove, and main grip strip is moved valve shaft and is horizontally rotated, insert new selected location teeth groove again with described card point or open, close spacing teeth groove, realize aperture to regulate or standard-sized sheet, full cut-off valve, it is characterized in that being parallel to the locking aperture of described hinge setting through described main handle, secondary handle, plug-in mounting lock pin or lock in the locking aperture under lock state.
Described stop dial is the Stainless Steel Disc of thickness 2-3mm or the aluminium dish of thickness 5-8mm.
At the aluminium dish upper surface of described thickness 5-8mm and its central axle hole is concentricity is provided with the sleeping ring groove filling main handle connecting shaft end, the degree of depth of described ring groove really makes the card of described secondary handle point snap in the location teeth groove of described stop dial or closes, opens in spacing teeth groove; Mounting hole on described aluminium dish is counterbore, and described fastening piece is sunk screw.
Describedly to close, open position-limited claw and be respectively and extended and the inside plane claw that formed of bending along wall by the outside cell wall closing, open spacing teeth groove.
The surface of described main handle handgrip part is smooth curved surface.
The main handle of existing specification 2-3 cun and secondary handle are shortened to the length of 0.24-0.28%, to the main handle of existing specification 6 cun and the length of secondary handle increase 0.20-0.25%, the main handle of existing specification 8-12 cun and secondary handle are increased to the length of 0.08-0.1%.
In main handle front end, open and-shut mode indicating arrow is set.
The beneficial effects of the utility model are: (1) owing to arranging the locking aperture through described main handle, secondary handle, like this at valve opening or after being closed to and needing angle, plug-in mounting lock pin or lock in locking aperture, thus effectively prevent burst external force or layman's misoperation, cause the unlatching of valve or closing angle to change.Due to stop dial with planar closed, open position-limited claw and to instead of in prior art bending stereochemical structure, whole disk body is succinct plane body, designs simplification, work simplification, saving of work and time, reduces costs.Especially, when carrying out closing, opening spacing operation, close, open spacing teeth groove and close, open position-limited claw and all act on secondary handle, have nothing to do with main handle, spacing relational structure simplifies.(3) handle can with the use of two kinds of stop dials, that is: the Stainless Steel Disc of thickness 2-3mm or the aluminium dish of thickness 5-8mm.Improve interchangeability of parts, expanded application area, the demand of more clients can be met.(4) the open and-shut mode that open and-shut mode indicating arrow can know valve very is intuitively set in main handle front end, operation of being more convenient for.(5) unnecessary length is deducted to the main handle of existing 2-3 cun regulating handle and secondary handle, can raw material be saved, reduce costs; To main handle and the secondary handle increase length of existing 6-12 cun of regulating handle, the arm of force can be made to increase, the power needed for opening and closing valve is reduced, operates more laborsaving.(6) the surface of main handle handgrip part is smooth curved surface, is that sharp rib compares with the handle body bending part of main handle handgrip part of the prior art, adopts smooth curved surface to make operator's grasping member more comfortable, is beneficial to operation.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing Hand-operated butterfly valve regulating handle;
Fig. 2 is the plan view of Fig. 1;
Fig. 3 is the structural representation of stop dial in Fig. 1;
Fig. 4 is the right elevation of Fig. 3;
Fig. 5 is the topology view of major and minor handling portion in Fig. 1;
Fig. 6 is the B-B sectional view of Fig. 5;
Fig. 7 is the plan view of Fig. 5;
Fig. 8 is the lockable Hand-operated butterfly valve regulating handle structural representation of the stop dial employing Stainless Steel Disc that the utility model provides;
Fig. 9 is the plan view of Fig. 8;
Figure 10 is the structural representation of stop dial in Fig. 8;
Figure 11 is the right elevation of Figure 10;
Figure 12 is the topology view of major and minor handling portion in Fig. 8;
Figure 13 is the B-B sectional view of Figure 12;
Figure 14 is the plan view of Figure 12;
Figure 15 is the lockable Hand-operated butterfly valve regulating handle structural representation that stop dial adopts aluminium dish;
Figure 16 is the structural representation of aluminium matter stop dial in Figure 15;
Figure 17 is the right elevation of Figure 16.
In figure:
The existing stop dial of A0, the existing handle of B0; The stop dial that A the utility model provides; The handle that B the utility model provides, A1 aluminium matter stop dial;
11a opens position-limited claw, and 12a closes position-limited claw, and 21a opens spacing teeth groove, 22a closes spacing teeth groove, 3a location graduation, 4a locates teeth groove, 5a axis hole, 6a mounting hole, 7a spring, the main handle of 8a, 80a main handle connecting shaft end, 81a, 82a point of contact, the main handle handgrip part of 83a, the secondary handle of 9a, 91a card point, 10a hinge, 13a bolt, 14a nut, 15a packing ring, 16a valve shaft, 17a flange;
11,11b opens position-limited claw, 12,12b closes position-limited claw, 21,21b open spacing teeth groove, 22,22b closes spacing teeth groove, 3,3b location graduation, 4,4b locates teeth groove, 5,5b axis hole, 61-62,61b-62b mounting hole, 7 springs, 8 main handles, 80 connecting shaft ends, 81-82 limit point, 83 main handle handgrip parts, 9 secondary handles, 91 card points, 10 hinges, 13 bolts, 14 nuts, 15 packing rings, 16 lockholes, 17 lock pins, 18 split pins, 19 valve shafts, 20 flanges, 23 locks, 24 sunk screws.
Below in conjunction with drawings and Examples, the utility model is described in detail
Embodiment
Embodiment 1
Fig. 8-Figure 14 illustrates a kind of lockable Hand-operated butterfly valve regulating handle, comprise the stop dial A that handle B and central authorities have axis hole, described handle B comprises the main handle in the top connected by hinge 10 8, the secondary handle 9 of lower bands card point 91 and the spring 7 that is connected in therebetween, and hinge 10 have employed hollow pin here, described stop dial A is arranged on bottom the anterior connecting shaft end 80 of main handle 8, its edge is provided with the location graduation 3 of instruction aperture and the some location teeth groove 4 corresponding with described location graduation, at described head, the outside of tail location teeth groove is respectively equipped with to be closed, open spacing teeth groove 22, 21, describedly to close, open that spacing teeth groove is adjacent respectively to be closed, open position-limited claw 12, 11, stop dial A is set with valve shaft 19 with its axis hole 5 and passes its card mounting hole 61, the fastening piece of 62 is fixedly mounted on the flange 20 of valve body upper end, in this example, fastening piece adopts the nut 14 of bolt 13 and adapted, packing ring 15.The connecting shaft end 80 of main handle is fixedly connected with valve shaft 19, throw off original position teeth groove by its card point 91 of the vertical rotation of secondary handle 9 or close, open spacing teeth groove, and main handle 8 drives valve shaft to horizontally rotate, insert new selected location teeth groove or the spacing teeth groove of open and close again with described card point 91, realize aperture and regulate or standard-sized sheet, full cut-off valve.Of the present utility modelly be characterised in that being parallel to described hinge 10 arranges locking aperture 16 through described main handle, secondary handle, plug-in mounting lock pin or lock in the locking aperture 16 under lock state, in this example, plug-in mounting lock pin 17 in locking aperture 16, and locked by split pin 18.Like this, by secondary handle 9 secure lock, even if having external force or misoperation also can not rotate, the card of secondary handle point 91 is stablized and is stuck in selected location teeth groove or the spacing teeth groove of open and close, realize safe and reliable.
A feature more of the present utility model is closed, is opened position-limited claw 12,11 and be respectively and extended and the inside plane claw that formed of bending along wall by the outside cell wall closing, open spacing teeth groove 22,21 described in being.Closing from of the prior art, opening position-limited claw 12a, 11a is that the stereochemical structure of upper bending is different, closing, opening position-limited claw 12,11 is extended and the plane claw that formed of bending by the cell wall closing, open spacing teeth groove 22,21, therefore whole disk body is easy plane body, has perpendicular distance to contact with between main handle 8.Like this, when carrying out closing, opening spacing operation, the card point 91 of secondary handle 9 inserts respectively and closes, opens in spacing teeth groove 22,21, now, closes, opens spacing teeth groove and closes, opens position-limited claw and all act on secondary handle 9, have nothing to do, spacing relational structure is simplified with main handle.With planar closed, open position-limited claw structure and instead of upper bending stereochemical structure, make stop dial simple for structure, decrease arresting disc bending process from operation like this, and saved material, reach the effect that labor and material saving saves time, reduces costs.
As shown in figure 13, feature of the present utility model is also that the surface of described main handle handgrip part 83 is smooth curved surface, be that sharp rib compares with the bending part of main handle handgrip part 83a of the prior art in Fig. 6, adopt round and smooth excessive curved surface to make operator's grasping member more comfortable, be beneficial to operation.
Feature of the present utility model is also the length very little main handle of existing specification 2-3 and secondary handle being shortened to 0.24-0.28%, shortens unnecessary length, can save raw material; To the main handle of existing specification 6 cun and the length of secondary handle increase 0.20-0.25%, the main handle of existing specification 8-12 cun and secondary handle are increased to the length of 0.08-0.1%, length increases, and the arm of force is increased, operates more laborsaving.
Feature of the present utility model is also to have set up open and-shut mode indicating arrow 84 in main handle front end.As shown in Fig. 9,12,14, owing to being provided with indicating arrow, the open and-shut mode of valve can be known very intuitively, operation of being more convenient for.
Feature of the present utility model is also that described stop dial can adopt the Stainless Steel Disc of thickness 2-3mm also can adopt the aluminium dish of thickness 5-8mm.The Stainless Steel Disc of the thickness 2-3mm that namely the present embodiment adopts.The regulating handle that stop dial adopts the aluminium dish of thickness 5-8mm is further illustrated below by embodiment 2.
The working procedure of the present embodiment and principle:
In original state, secondary handle 9 does not stress, and spring 7 discharges, and now, secondary handle forearm end is in a high position, and card point 91 is inserted in the teeth groove 4 of location.When carrying out the adjustment of valve plate aperture, hold main handle and clutch secondary handle, spring 7 compresses, make secondary handle forearm end descending, card point 91 is thrown off with location teeth groove, and rotate main handle 8 and make valve shaft drive valve plate to rotate, stop dial A then indicates valve plate aperture, after being adjusted to proper angle, discharge secondary handle 9, under the effect of spring 7 reseting elasticity, secondary handle forearm end upwards lifts reset, card point 91 inserts again in the teeth groove of location, and major and minor handle is braked.In operation, by card arrange close, open position-limited claw 12,11 limit handle ultralimit position move, as shown in Figure 8, when butterfly valve valve is opened entirely, main handle 8 towards open spacing teeth groove 21 direction rotate, when secondary handle 9 side opened position-limited claw 11 block time, card point 91 inserts to be opened in spacing teeth groove 21, handle braking, now, limit point is for opening the point of contact 82 of sharp 91 sides of position-limited claw 11 and secondary handle card and opening the spacing teeth groove 21 tip contacts point 81 sharp with card shown in figure; When valve contract fully, main handle rotates towards closing spacing teeth groove 22 direction, when secondary handle another side closed position-limited claw 12 block time, discharge secondary handle, card point 91 inserts and closes in spacing teeth groove 22, handle braking.Because the open and close state that open and-shut mode indicating arrow 84 can know valve very has intuitively been set up in main handle 8 front end, operation of being more convenient for.
Embodiment 2
As shown in figures 15-16, be the lockable Hand-operated butterfly valve regulating handle structural representation that stop dial adopts thickness 5-8mm aluminium dish.When stop dial A1 adopts aluminium dish, only be with the structure difference of embodiment 1: 1. concentricityly with its central axle hole on the aluminium dish of thickness 5-8mm be provided with the sleeping ring groove 51b filling main handle connecting shaft end 80, the degree of depth of described ring groove really makes the card point 91 of described secondary handle 9 snap in the location teeth groove 4b of described stop dial or closes, opens in spacing teeth groove 22b, 21b.Mounting hole 61b, 62b on described aluminium dish are counterbore, described fastening piece is sunk screw 24, adapted nut 14, packing ring 15, owing to offering ring groove, main handle connecting shaft end 80 is made to drop to ring groove face from card, overcome aluminium dish and thicken the impact that former installation dimension is brought, so still keep former relative mounting positions, really make the card of secondary handle point normally snap in the location teeth groove of stop dial or close, open in spacing teeth groove.Mounting hole is counterbore, adopts sunk screw, its screw head is lying in counterbore and can avoids equally making screw head raise the impact that may bring former installation dimension because aluminium dish thickens, keep former mounting structure.Achieve the exchange of aluminium matter stop dial, meet the requirement of more users.2. plug-in mounting lock 23 in the locking aperture under lock state.
The working procedure of the present embodiment and principle are with embodiment 1.
The above is only preferred embodiment of the present utility model, not does any pro forma restriction to shaped materials of the present utility model and structure.Every above embodiment is done according to technical spirit of the present utility model any simple modification, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.
Claims (7)
1. a lockable Hand-operated butterfly valve regulating handle, comprises the stop dial that handle and central authorities have axis hole, and described handle comprises by the main handle in the top of stud connection, the lower bands card secondary handle of point and the spring that is connected in therebetween, described stop dial is arranged on the anterior connecting shaft bottom portion of main handle, its edge is provided with the location graduation of instruction aperture and the some location teeth groove corresponding with described location graduation, at described head, the outside of tail location teeth groove is respectively equipped with to be closed, open spacing teeth groove, describedly to close, open that spacing teeth groove is adjacent respectively to be closed, open position-limited claw, stop dial is with its axis hole suit valve shaft and be fixedly mounted on the flange of valve body upper end through the fastening piece of its card mounting hole, main handle connecting shaft end is fixedly connected with valve shaft, throw off original position teeth groove by its card point of vertical rotation of secondary handle or close, open spacing teeth groove, and main grip strip is moved valve shaft and is horizontally rotated, insert new selected location teeth groove again with described card point or open, close spacing teeth groove, realize aperture to regulate or standard-sized sheet, full cut-off valve, it is characterized in that being parallel to the locking aperture of described hinge setting through described main handle, secondary handle, plug-in mounting lock pin or lock in the locking aperture under lock state.
2. the lockable Hand-operated butterfly valve regulating handle of one according to claim 1, is characterized in that described stop dial is the Stainless Steel Disc of thickness 2-3mm or the aluminium dish of thickness 5-8mm.
3. the lockable Hand-operated butterfly valve regulating handle of one according to claim 2, it is characterized in that at the aluminium dish upper surface of described thickness 5-8mm and its central axle hole is concentricity is provided with the sleeping ring groove filling main handle connecting shaft end, the degree of depth of described ring groove really makes the card of described secondary handle point snap in the location teeth groove of described stop dial or closes, opens in spacing teeth groove; Mounting hole on described aluminium dish is counterbore, and described fastening piece is sunk screw.
4. the lockable Hand-operated butterfly valve regulating handle of the one according to claim 1,2 or 3, closes described in it is characterized in that, opens position-limited claw and be respectively and extended and the inside plane claw that formed of bending along wall by the outside cell wall closing, open spacing teeth groove.
5. the lockable Hand-operated butterfly valve regulating handle of the one according to claim 1,2 or 3, is characterized in that the surface of described main handle handgrip part is smooth curved surface.
6. the lockable Hand-operated butterfly valve regulating handle of the one according to claim 1,2 or 3, it is characterized in that the length very little main handle of existing specification 2-3 and secondary handle being shortened to 0.24-0.28%, to the main handle of existing specification 6 cun and the length of secondary handle increase 0.20-0.25%, the main handle of existing specification 8-12 cun and secondary handle are increased to the length of 0.08-0.1%.
7. the lockable Hand-operated butterfly valve regulating handle of the one according to claim 1,2 or 3, is characterized in that arranging open and-shut mode indicating arrow in main handle front end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520881400.8U CN205090066U (en) | 2015-11-05 | 2015-11-05 | Manual butterfly valve adjustment handle of lockable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520881400.8U CN205090066U (en) | 2015-11-05 | 2015-11-05 | Manual butterfly valve adjustment handle of lockable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205090066U true CN205090066U (en) | 2016-03-16 |
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ID=55480752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520881400.8U Active CN205090066U (en) | 2015-11-05 | 2015-11-05 | Manual butterfly valve adjustment handle of lockable |
Country Status (1)
| Country | Link |
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| CN (1) | CN205090066U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110230725A (en) * | 2019-07-12 | 2019-09-13 | 无锡爱圣拓克流体控制有限公司 | The adjusting tool of pneumatic actuator drive shaft angle |
| CN114060546A (en) * | 2021-11-16 | 2022-02-18 | 天津卡尔斯阀门股份有限公司 | Gate valve that well intracavity formula of swinging opened and close fast |
-
2015
- 2015-11-05 CN CN201520881400.8U patent/CN205090066U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110230725A (en) * | 2019-07-12 | 2019-09-13 | 无锡爱圣拓克流体控制有限公司 | The adjusting tool of pneumatic actuator drive shaft angle |
| CN114060546A (en) * | 2021-11-16 | 2022-02-18 | 天津卡尔斯阀门股份有限公司 | Gate valve that well intracavity formula of swinging opened and close fast |
| CN114060546B (en) * | 2021-11-16 | 2023-08-29 | 天津卡尔斯阀门股份有限公司 | Gate valve capable of being opened and closed rapidly in inner cavity in swinging mode |
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