A kind of split leafy volume damper manually
Technical field
The utility model relates to a kind of air quantity adjustment equipment technical field, especially a kind of leafy air quantity split manually is adjusted
Valve.
Background technique
Volume damper be it is a kind of control the valve of air force by adjusting the folding angle of blade, can be applied to warm up
In the ventilations of the various industries such as logical air-conditioning, chemical industry, IT, military project, environment-friendly engineering, to control the big of gas in pipelines rate-of flow
It is small.
Volume damper in the prior art is generally made of valve body, blade and regulating device, and by regulating device come
Air volume in regulation valve body, structure is complicated for the regulating device of existing volume damper, difficult to install, and degree of regulation
Low, use is highly inconvenient.
In addition, traditional air-valve generally uses single blade formula, and although the structure of single blade formula air-valve is simple, its air-valve
Intensity is low, easily damages in the biggish application of some air quantity.Thus, to adapt to the air quantity adjustment process in Wind Volume, China
Utility model patent document CN201520339474 discloses a kind of ventilation valve, including cylindric valve body, gearcase, muti-piece fan
The blade and driving device of planar;The inner surface of valve body is equipped with sealing device, and valve body is provided centrally with gearcase, gearcase
Inside it is provided with gear mechanism;Driving device controls blade by driving gear mechanism and is turned in the same direction around respective central axis
It is dynamic;Blade is uniformly arranged in valve body, and one end of blade is in conjunction with the outer wall of gearcase.
Although the ventilation valve that the patent document provides is safe and reliable, the external dimensions of ventilation valve is effectively reduced, it only need to be compared with
Closure or openness can be realized in small torque.But the gearcase of adjustment of blade angle is arranged in valve inner the ventilation valve,
The area of valve inner is occupied, structure is relative complex, is not easy to part exchanging dismounting.
There are also exactly such as Chinese utility model patent document CN201420797264 to disclose a kind of volume damper, including
Valve body is arranged in the intracorporal more rotation axis of valve, valve plate on the rotating shaft and the connection on valve body lateral wall is fixedly mounted
Dynamic regulating mechanism, valve body are the rectangular frames for being mutually permanently connected by flute profile frame head and the tail and being constituted, and rotation axis both ends pass through valve
The bearing block and valve body of body two sides are rotatablely connected, and wherein one end rotation axis stretches out valve body, and rotation axis stretches out one end connection of valve body
Linkage adjustment mechanism, linkage adjustment mechanism are made of more connecting rods, push-pull rod and bent plate, and every connecting rod respectively corresponds one
Rotation axis, connecting rod passes through split pin respectively and push-pull rod is rotatablely connected, and bent plate is equipped with arcuate guide sliding slot, wherein a company
Extension bar extension is regulation handle, and regulation handle is equipped with positioning pin compatible with the arcuate guide sliding slot of bent plate.
Although the volume damper that the utility model provides is with going slick, reliable, local resistance is small, low noise, sealing
The advantages that performance is good, Boiler pressure control is accurate.But the blade of the patent is remained as along open architecture, and air quantity adjustable range is limited.
Summary of the invention
In view of the deficiencies of the prior art, the utility model provides a kind of simple leafy air quantity split manually of structure and adjusts
Valve.
The technical solution of the utility model are as follows: a kind of split leafy volume damper, including valve body manually, the valve body
Upper and lower ends are hatch frame, and multiple blades are provided in the valve body, and the blade can be turned by corresponding square shaft
It is arranged in valve body dynamicly, and the square shaft is also connect with the regulating mechanism being arranged on valve body lateral wall, passes through adjusting
Mechanism adjusts being turned on or off for multiple blades;
The regulating mechanism includes multiple Z-type connecting rods and multiple connecting rod pieces, the both ends difference of the Z-type connecting rod
It is connected by corresponding connecting rod piece and the square shaft of respective vanes, is additionally provided with regulation handle on the square shaft of one of blade, institute
The regulation handle stated is flexibly connected by clamping screw with fan-shaped fixing seat, and the fan-shaped fixing seat is set on the base, institute
The pedestal stated is mounted on the lateral wall of valve body.
Further, multiple blades include the first blade, the second blade, third leaf set gradually from left to right
Piece, first blade passes through the first square shaft a respectively and the first square shaft b is rotatably arranged on valve body inner sidewall;
Second blade is rotatably arranged on valve body inner sidewall by the second square shaft a and the second square shaft b;
The third blade is rotatably arranged on valve body inner sidewall by third square shaft a and third square shaft b;
The first square shaft a, the second square shaft a, third square shaft a connect with the regulating mechanism being arranged on valve body lateral wall
It connects.
Further, multiple Z-type connecting rods include the first Z-type connecting rod, the second Z-type connecting rod, multiple connecting rods
Piece includes first connecting rod piece, second connecting rod piece, third connecting rod piece.
Further, one end of the first Z-type connecting rod is connect by first connecting rod piece with the first square shaft a, described
One end of second Z-type connecting rod is connect by third connecting rod piece with third square shaft a, the first Z-type connecting rod and the second Z-type connecting rod
The other end pass through second connecting rod piece and connect with the second square shaft a, be additionally provided with regulation handle on the second square shaft a, institute
The regulation handle stated is flexibly connected by clamping screw with fan-shaped fixing seat, and the fan-shaped fixing seat is set on the base, institute
The pedestal stated is mounted on the lateral wall of valve body.
Further, still there are the first weather strip and the second weather strip, the first gear on the valve body inner sidewall
Wind item is located at the side of the first blade, and second weather strip is located at the side of third blade.
Further, the left and right ends of the first Z-type connecting rod and the second Z-type connecting rod offer multiple connecting holes.
Further, first blade, the second blade, offer a groove in transverse direction in third blade,
First blade, the second blade, third blade pass through groove thereon and the first square shaft a and the first square shaft b, second respectively
Square shaft a and the second square shaft b, third square shaft a and third party's axis connection.
Further, the first connecting rod piece passes through one of connection of a fixing axle and first Z-type connecting rod one end
Hole connection, the third connecting rod piece are connect by another fixing axle with one of connecting hole of second Z-type connecting rod one end, institute
The second connecting rod piece stated is connected by a wherein connecting hole for another fixing axle and the first Z-type connecting rod and the second Z-type connecting rod other end
It connects.
Further, the first square shaft a is fixedly connected by first party shaft pressuring plate a with one end of the first blade, institute
It states the first square shaft b and is fixedly connected by first party shaft pressuring plate b with the other end of the first blade;The second square shaft a passes through the
Two square shaft pressing plate a are fixedly connected with one end of the second blade, and the second square shaft b passes through second party shaft pressuring plate b and the second blade
The other end be fixedly connected;The third square shaft a is fixedly connected by third party's shaft pressuring plate a with one end of third blade, institute
It states third square shaft b and is fixedly connected by third party's shaft pressuring plate b with the other end of third blade.
Further, the limiting slot of an arc is offered in the fan-shaped fixing seat, the handle passes through locking screw
Bolt is flexibly connected with the limiting slot of arc.
The utility model has the following beneficial effects: being mounted in valve body by the way that multiple blades are arranged in valve body, and pass through tune
Three blade simultaneously operations of mechanism controls are saved, to realize opening or closing for valve body, further increase the accuracy of adjusting,
And the practicability of valve body, structure is simple, installation is simple, further reduced installation cost and production cost, additionally by Z
Type connecting rod two end offers multiple connecting holes, to meet different connection types, can be attached according to demand, further increases
Add the scope of application of valve body, and is additionally provided with weather strip on valve body inner sidewall, the wind that more accurately control passes through valve body
Amount.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the structural schematic diagram of the utility model regulating mechanism;
In figure, 1- valve body, the first blade of 2-, the second blade of 3-, 4- third blade, the first weather strip of 5-, 6- second keeps out the wind
Item, 7- the first Z-type connecting rod, 8- the second Z-type connecting rod, 9- first connecting rod piece, 10- second connecting rod piece, 11- third connecting rod piece, 12- tune
Save handle, 13- sector fixing seat, 14- pedestal, 15- clamping screw, 16- limiting slot, the second square shaft pressure of the second square shaft of 17- b, 18-
Plate b, 19- groove, the second square shaft a, 22- third square shaft b, 23- connecting hole of the first square shaft of 20- a, 21-.
Specific embodiment
Specific embodiment of the present utility model is described further with reference to the accompanying drawing:
As depicted in figs. 1 and 2, a kind of split leafy volume damper manually, including valve body 1, up and down the two of the valve body 1
End is hatch frame, is disposed with the first blade 2, the second blade 3, third blade 4 in the valve body 1 from left to right,
First blade 2 is rotatably arranged in the interior of valve body 1 by the first square shaft a20 and the first square shaft b respectively
On side wall;
Second blade 3 is rotatably arranged in valve body 1 by the second square shaft a21 and the second square shaft b17 respectively
On inner sidewall;
The third blade 4 is rotatably arranged in the interior of valve body 1 by third square shaft a22 and third square shaft b respectively
On side wall.
First blade 2, the second blade 3 offer a groove 19 in third blade 4 in transverse direction, described
The first blade 2, the second blade 3, third blade 4 respectively by groove 19 thereon and the first square shaft a20 and the first square shaft b,
Second square shaft a21 and the second square shaft b17, third square shaft a22 are connected with third square shaft b, and the first square shaft a20 passes through
First party shaft pressuring plate a is fixed, and the first square shaft b is fixed by first party shaft pressuring plate b;The second square shaft a21 passes through the
Two square shaft pressing plate a are fixed, and the second square shaft b is fixed by second party shaft pressuring plate b18;The third square shaft a22 passes through the
Tripartite's shaft pressuring plate a is fixed, and the third square shaft b is fixed by third party's shaft pressuring plate b.
The first square shaft a20, the second square shaft a21, third square shaft a22 with the tune that is arranged on 1 lateral wall of valve body
Mechanism connection is saved, the first blade 2, second blade 3, third blade 4 are adjusted by regulating mechanism and are turned on or off.
The regulating mechanism includes the first Z-type connecting rod 7, the second Z-type connecting rod 8 and first connecting rod piece 9, second connecting rod
One end of piece 10, third connecting rod piece 11, the first Z-type connecting rod 7 is connect by first connecting rod piece 9 with the first square shaft a20, institute
The one end for the second Z-type connecting rod 8 stated is connect by third connecting rod piece 11 with third square shaft a22,7 He of the first Z-type connecting rod
The other end of second Z-type connecting rod 8 passes through second connecting rod piece 10 and connect with the second square shaft a21, on the second square shaft a21 also
It is provided with regulation handle 12, the regulation handle 12 passes through the limit of the arc opened up on clamping screw 15 and fan-shaped fixing seat 13
Position slot 16 is flexibly connected, and by the mutual cooperation of clamping screw 15 and limiting slot 16, realizes the adjusting and locking of regulation handle 12,
The fan-shaped fixing seat 13 is arranged on pedestal 14, and the pedestal 14 is mounted on the lateral wall of valve body 1.
Still there are the first weather strip 5 and the second weather strip 6,5 He of the first weather strip on 1 inner sidewall of valve body
The shape of second weather strip 6 is T font, and 1 inner sidewall of valve body of 2 side of the first blade is arranged in first weather strip 5
On, second weather strip 6 is arranged on the valve body inner sidewall of 4 side of third blade.
In addition, the left and right ends of the first Z-type connecting rod 7 and the second Z-type connecting rod 9 offer multiple connecting holes 23,
The first connecting rod piece 9 is connect by a fixing axle with one of connecting hole 23 of 7 one end of the first Z-type connecting rod, described
Third connecting rod piece 11 is connect by another fixing axle with one of connecting hole 23 of 8 one end of the second Z-type connecting rod, and described second
Connecting rod piece 10 is connect by another fixing axle with a wherein connecting hole 23 for 8 other end of the first Z-type connecting rod 7 and the second Z-type connecting rod,
To meet different connection requirements.
The description of the embodiments and the specification only illustrate the principle of the present utility model and most preferred embodiment, is not taking off
Under the premise of from the spirit and scope of the utility model, the utility model also has various changes and improvements, these changes and improvements
It falls within the scope of the claimed invention.