CN209278578U - A kind of grate-cooler cooling blower exhaust passage pressure balance valve gear - Google Patents

Abstract

The utility model relates to cement clinker production line fields, and in particular to a kind of grate-cooler cooling blower exhaust passage pressure balance valve gear.When the wind of grate-cooler fan outlet by total pipeline respectively enter left and right two laterals air output it is not identical when, the big branched pipe air pressure of air output is small, the small branched pipe air pressure of air output is big, generate pressure difference, balance valve plate rotation is pushed, balance valve plate blocks the relatively large branch's tube passage of a part of air output, to reduce its air output, to reduce or so, the difference of the air output of two laterals, guarantees that corresponding air compartment is fully cooled.

Description

A kind of grate-cooler cooling blower exhaust passage pressure balance valve gear

Technical field

The utility model relates to cement clinker production line fields, and in particular to a kind of grate-cooler cooling blower exhaust passage pressure difference Balancing valve apparatus.

Background technique

In the prior art, in cement clinker production line, grate-cooler blower undertakes the task of cooling clinker, blower outlet air Mouthful the logical air outlet of total pipeline be usually provided with that two laterals of left and right are Y-shaped, and two branched pipes respectively correspond different wind Room, since material not necessarily as many, causes the corresponding cooled region pressure of two laterals of left and right different in different air compartments, So that lateral air output is also different, the air compartment air output for keeping material relatively more is opposite to be lower, to reduce the cooling effect of blower Fruit.

Summary of the invention

Problem to be solved in the utility model is to provide the comb that a kind of structure is simple, can balance left and right lateral air output Cold cooling blower exhaust passage pressure balance valve gear.

The utility model is achieved through the following technical solutions:

A kind of grate-cooler cooling blower exhaust passage pressure balance valve gear, including pipeline shell, the pipeline shell along Its short transverse is equipped with rotation axis by bearing, and the rotation axis is fixedly installed with balance valve plate, institute along its length direction It states balance valve plate and is located at side of the rotation axis far from air inlet, the cross section of the balance valve plate is sector.

Further, the pipeline shell is equipped with the shelves of two limitations balance valve plate rotation along its short transverse Bar, two levers are located at the two sides of the balance valve plate；Two levers to the face angle that the rotation axis is formed be a, institute The fan-shaped angle for stating balance valve plate is b, and the relationship of satisfaction is b < a < 2b.

Further, the outer wall of the pipeline shell is equipped with observation case, and one end of the rotation axis is fixedly installed with instruction Disk is simultaneously located in the observation case, is carved with indicator on the instruction disk；Fan-shaped glass is inlaid on the case lid of the observation case Glass window, the windowpane are equipped with angle index mark.

It further, further include two springs and two spring hangers, two spring hangers are fixedly mounted on the observation Chamber interior wall, each spring one end connect the spring hanger by hook, and the spring other end connects the instruction disk by hook Edge；Two springs and two spring hangers are symmetrically positioned in the two sides of the instruction disk.

Acquired beneficial effect is the utility model compared with prior art:

1, the air output not phase of two laterals of left and right is respectively enterd by total pipeline when the wind of grate-cooler fan outlet Meanwhile air output it is big branched pipe air pressure it is small, the small branched pipe air pressure of air output is big, generate pressure difference, push balance valve plate rotation, Balance valve plate blocks the relatively large branch's tube passage of a part of air output, to reduce its air output, to reduce two points of left and right The difference of the air output of branch pipe(tube) guarantees that corresponding air compartment is fully cooled.

2, the utility model structure is simple, the convenient air output extent of deviation out of external observation two laterals, meanwhile, it puts down Weighing apparatus valve plate will not be caught in any one pipeline, convenient and practical.

Detailed description of the invention

Fig. 1 is grate-cooler cooling blower described in the utility model exhaust passage pressure balance valve gear schematic view of the front view；

Fig. 2 is grate-cooler cooling blower described in the utility model exhaust passage pressure balance valve gear left view structural representation；

Fig. 3 is observation box structure schematic diagram described in the utility model；

Fig. 4 is the cover structure schematic diagram of observation case described in the utility model；

Fig. 5 is the utility model original state schematic diagram；

Fig. 6 is utility model works status diagram；

In figure: 1, pipeline shell, 2, rotation axis, 3, balance valve plate, 4, lever, 5, observation case, 51, windowpane, 6, instruction Disk, 7, spring, 8, spring hanger, 9, left branch pipeline, 10, right branch pipeline.

Specific embodiment

Exemplary embodiments of the present disclosure are described in more detail below with reference to accompanying drawings.Although showing the disclosure in attached drawing Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure It is fully disclosed to those skilled in the art.

A kind of grate-cooler cooling blower exhaust passage as shown in Figure 1 and Figure 2 pressure balance valve gear, including Q235-B material Pipeline shell 1, the pipeline shell 1 is equipped with rotation axis 2 by bearing along its short transverse, the rotation axis 2 along Its length direction is fixedly installed with balance valve plate 3, and the balance valve plate 3 is located at the side of the rotation axis 2 far from air inlet, institute The cross section of balance valve plate 3 is stated as sector.It is designed in this way, is installed to the intersection of left branch pipeline and lateral and total pipeline Point place causes to control the corresponding cooling zone of two laterals when because of lateral, to correspond to material in different air compartments different more Domain pressure is different, when so that lateral air output is also different, the big lateral of the air output lateral smaller than air output Air pressure is small, to form pressure difference, balance valve plate rotates under the action of rotation axis, and the one side a part for balancing valve plate blocks air-supply The nozzle of big lateral is measured, to reduce its air output, so that the air output of two laterals is reduced difference, avoids blowing It is insufficient to measure small lateral air-supply cooling.The cross section for balancing valve plate is sector, it is ensured that balance valve plate is when rotated Lateral will not mutually alter wind.

It advanced optimizes, balanced valve board in pipeline, pacify along its short transverse by the pipeline shell 1 in order to prevent Lever 4 equipped with two limitations balance valve plate rotation, two levers 4 are located at the two sides of the balance valve plate 3；Two Lever 4 is a to the face angle that the rotation axis 2 is formed, and the fan-shaped angle of the balance valve plate 3 is b, and the relationship of satisfaction is b < A < 2b.So guarantee balance valve plate will not block, two come balance the swing of valve plate not will cause lateral wind it is mutual Channelling.It about angle design, is selected according to the actual situation, in the actual production process, although branch's air duct air output meeting It is different, but will not difference it is excessive, therefore, balance valve plate swing angle is not too big, and in this fact Example, b is 18 °, and a is 35°。

In order to facilitate observation pipeline enclosure interior balance valve plate swing state, prevent from causing it is stuck, as shown in Figure 3,4, The outer wall of the pipeline shell 1 is equipped with observation case 5 by bolt, and one end of the rotation axis 2, which is bolted, to be equipped with It indicates disk 6 and is located in the observation case 5, be carved with indicator on the instruction disk 6；It is inlaid on the case lid of the observation case 5 Fan-shaped windowpane 51, the windowpane are equipped with angle index mark.While guaranteeing air-tightness in this way, by observing case middle finger The indicator swing position for showing disk, in conjunction with windowpane angle index mark so that it is determined that balance valve plate swing angle.So both It can guarantee and determine that balance valve plate is not stuck but is in normal operating conditions, worker can also be facilitated to swing feelings according to balance valve plate Condition and adjust in air compartment material and be distributed.It further include two springs 7 and two spring hangers 8 in observation case, two spring hangers 8 are solid Dingan County is mounted in 5 inner wall of observation case, and each 7 one end of spring connects the spring hanger 8 by hook, and 7 other end of spring is logical Cross the edge of the hook connection instruction disk 6；Two springs 7 and two spring hangers 8 are symmetrically positioned in the two of the instruction disk Side.It designs in this way, after stopping grate-cooler, under the action of the spring, balanced valve sheet reset.

Grate-cooler cooling blower described in the utility model exhaust passage pressure balance valve gear can suitable level to pipeline It can be applicable in vertically to pipeline, compatibility is high, fully ensures that grate-cooler blower completes the effect of cooling clinker.Specific work process is such as Under:

As shown in Figure 5, Figure 6, arrow represents air supply direction, and the air outlet of grate-cooler blower generates wind and distinguishes by total pipeline Cooling wind is provided to corresponding air compartment by left branch pipeline 9 and right branch pipeline 10, it is left when the material of two air compartments is suitable Lateral 9 is equal with the air output of right branch pipeline；If it is different to correspond to material in different air compartments because of lateral More, when so that lateral air output is also different, the lateral air pressure smaller than air output of the big lateral of air output is small, from And pressure difference is formed, balance valve plate turns in the big lateral of air output, reduces its cross-sectional flow area, to reduce branch The big problem of air output gap between pipeline guarantees that the material of air compartment can be fully cooled, meanwhile, staff can pass through observation Window observation balance valve plate swing angle.

Claims (4)

1. a kind of grate-cooler cooling blower exhaust passage pressure balance valve gear, including pipeline shell (1), which is characterized in that described Pipeline shell (1) is equipped with rotation axis (2) along its short transverse by bearing, and the rotation axis (2) is along its length direction It is fixedly installed with balance valve plate (3), balance valve plate (3) is located at side of the rotation axis (2) far from air inlet, described flat The cross section of weighing apparatus valve plate (3) is sector.

2. grate-cooler cooling blower according to claim 1 exhaust passage pressure balance valve gear, which is characterized in that the pipe Road shell (1) is equipped with the lever (4) of two limitations balance valve plate rotation, two levers (4) point along its short transverse It Wei Yu not the two sides that valve plate (3) be balanced；Two levers (4) to the face angle that the rotation axis (2) is formed be a, it is described flat The fan-shaped angle of weighing apparatus valve plate (3) is b, and the relationship of satisfaction is b < a < 2b.

3. grate-cooler cooling blower according to claim 1 exhaust passage pressure balance valve gear, which is characterized in that the pipe The outer wall of road shell (1) is equipped with observation case (5), and one end of the rotation axis (2) is fixedly installed with instruction disk (6) and is located at described It observes in case (5), is carved with indicator on the instruction disk (6)；Fan-shaped windowpane is inlaid on the case lid of observation case (5) (51), the windowpane is equipped with angle index mark.

4. grate-cooler cooling blower according to claim 3 exhaust passage pressure balance valve gear, which is characterized in that further include Two springs (7) and two spring hangers (8), two spring hangers (8) are fixedly mounted on observation case (5) inner wall, each Spring (7) one end connects the spring hanger (8) by hook, and spring (7) other end connects the instruction disk (6) by hook Edge；Two springs (7) and two spring hangers (8) are symmetrically positioned in the two sides of the instruction disk.