CN208778736U - A kind of resistance balance valve - Google Patents
A kind of resistance balance valve Download PDFInfo
- Publication number
- CN208778736U CN208778736U CN201821259125.6U CN201821259125U CN208778736U CN 208778736 U CN208778736 U CN 208778736U CN 201821259125 U CN201821259125 U CN 201821259125U CN 208778736 U CN208778736 U CN 208778736U
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- circular arc
- valve plate
- movable
- tube body
- arc valve
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Abstract
The utility model relates to the resistance balances of design of pipe networks, more particularly to a kind of resistance balance valve, including tube body, it is characterized in that, the tube body both ends are equipped with flange, it is equipped with the first movable circular arc valve plate on the right side of the tube body, deashing device is equipped in the wall portion of the described first movable circular arc valve plate, expansion chamber is connected on the right side of the deashing device, is communicated with induced duct on the right side of the expansion chamber；It is equipped with movable clack box in the left side of the tube body, the second movable circular arc valve plate is equipped in the movable clack box, is equipped with screw rod in the side of the movable clack box, the utility model structure is simple, high-efficient.
Description
Technical field
The utility model relates to the resistance balances of design of pipe networks, and in particular to a kind of resistance balance valve.
Background technique
Centralized dust pelletizing system usually contains more than ten even a dust hoods up to a hundred, and pipe network is in dendritic, and there are many branch pipe quantity, respectively
Form parallel pipeline between branch pipe, when design of pipe networks, needs to consider the balance of air quantity and resistance, i.e., the air quantity that each branch pipe is distributed with
The air quantity of design is consistent.Fluid flow resistance loss between branch pipe in parallel is of substantially equal, and drag losses value should be with respect to difference not
Preferably more than 10%, otherwise dust pelletizing system will have many problems, or even lose function.Such as: part dust hood exhausting amount is too small,
Dust source control effect is not achieved；Part dust hood exhausting amount is excessive, and material is largely taken away；Part branch pipe wind speed is too small, dust
Sedimentation causes pipeline blockage in pipeline；Part branch pipe wind speed is excessive, causes pipe wear serious.As it can be seen that keeping parallel pipeline
Allocation of the amount of air and resistance balance are most important, and parallel pipeline allocation of the amount of air and resistance balance is kept to need to detect inside pipeline
Air pressure, and adjust channel cross-section in time with air pressure adjusting.
Application No. is a kind of resistance balance valve disclosed in 201410357839.0, including it is tube body, anti-clogging measuring device, solid
Determine circular arc valve plate, movable circular arc valve plate, movable clack box, regulation handle, the tube body both ends are equipped with flange, the anti-clogging measures
Device includes deashing device, the expansion chamber being connected to deashing device and the induced duct being connected to expansion chamber, the deashing device
The inside and outside of tube body is located at expansion chamber；The left end of the activity circular arc valve plate is located in movable clack box, and right end is
Working position is in tube body, and two sides are movably connected on bracket set by tube body, and left end is by ball-screw and adjusts hand
Handle is connected, and the use of anti-clogging measuring device can periodically or non-periodically detect the air pressure inside pipeline, mention when to system call interception
For foundation, there is pipeline section graduation apparatus, pipeline section product adjusts more intuitive and convenient, the circular arc channel of valve plate and outer tube
Body has good concentricity, reduces because Biased flow phenomenon is to pipe wear, which belongs to the one of sister company's research and development of my company
Kind balanced valve, but in actual use, the adjusting of the movable circular arc valve plate on one side easily leads to air-flow and is redirected (i.e. in fact
Border is in use, air-flow can lead to air-flow suddenly to the right towards the deflecting of right side suddenly, because of the adjusting to the right of movable circular arc valve plate
Go for a stroll), so as to cause uneven with the water outlet of the water pipe of flanged joint, the most important be difficult to it is accurate around crook in air-flow
Measure the air pressure of air-flow.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of resistance balance valves, can measure the gas in pipeline in time
Pressure.
The utility model is achieved through the following technical solutions:
A kind of resistance balance valve, including tube body, which is characterized in that the tube body both ends are equipped with flange, in the tube body
Right side is equipped with the first movable circular arc valve plate, deashing device is equipped in the wall portion of the described first movable circular arc valve plate, in the deashing
It is connected with expansion chamber on the right side of device, is communicated with induced duct on the right side of the expansion chamber；It is equipped with and lives in the left side of the tube body
Dynamic clack box is equipped with the second movable circular arc valve plate in the movable clack box, is equipped with screw rod in the side of the movable clack box, described
One end of screw rod is positive silk design, and cooperates and realized to the second movable circular arc valve plate with the described second movable circular arc valve plate
The adjusting advanced, retreated；The other end of the screw rod is the design of anti-silk, and is cooperated in fact with the described first movable circular arc valve plate
Now to the adjusting of advance, the retrogressing of the first movable circular arc valve plate, regulation handle is equipped in the end of the screw rod.
Preferably, the movable clack box is equipped with graduation apparatus, and cooperates with the indicateing arm being preset on the screw rod
To realize that scale is shown.
The utility model compared with prior art, has the advantages that
1, the use of anti-clogging measuring device can periodically or non-periodically detect the air pressure inside pipeline, give system call interception
When foundation is provided.
2, the utility model is equipped with sectional area graduation apparatus, and pipeline section product adjusts more intuitive and convenient.
3, the circular arc channel of the valve plate of the utility model and outer tube body have good concentricity, further to reduce because of bias current
Phenomenon is to pipe wear.
4, the first movable circular arc valve plate, the second movable circular arc valve plate be under the cooperation of a screw rod, while close or simultaneously
It is separate, it is clear that limit the direction of air-flow, can only be sprayed along center, so that it is guaranteed that the uniformity that air-flow sprays.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the working state figure of the utility model.
Specific embodiment
As shown in Figure 1, a kind of resistance balance valve, including tube body 1, which is characterized in that the tube body both ends are equipped with flange 2,
It is equipped with the first movable circular arc valve plate 3 on the right side of the tube body, is filled in the wall portion of the described first movable circular arc valve plate equipped with deashing
4 are set, expansion chamber 5 is connected on the right side of the deashing device, is communicated with induced duct 6 on the right side of the expansion chamber；Described
The left side of tube body is equipped with movable clack box 7, the second movable circular arc valve plate 8 is equipped in the movable clack box, in the movable clack box
Side be equipped with screw rod 9, one end of the screw rod is positive silk design, and cooperates and realize with the described second movable circular arc valve plate
Adjusting to advance, the retrogressing of the second movable circular arc valve plate；The other end of the screw rod is the design of anti-silk, and lives with described first
Dynamic circular arc valve plate, which cooperates, realizes the adjusting of advance, retrogressing to the first movable circular arc valve plate, sets in the end of the screw rod
There is regulation handle 10.
Preferably, the movable clack box is equipped with graduation apparatus 11, and mutual with the indicateing arm 12 that is preset on the screw rod
Cooperation is to realize that scale is shown.
Working principle
In use, the utility model is fixed on pipeline by flange, the axle center of tube body and the axis of pipeline are concentric when installation.
When air-flow flows through valve body, gas reaches flow sub after the purification of an expansion chamber and secondary settlement room, passes through drainage
Connector enters measuring device, the air pressure of pipeline is measured by measuring device, then adjust pipeline section by gained air pressure.
Rotation regulation handle rotates screw rod, and the rotation of lead screw drives the first wire nut inside the first movable circular arc valve plate
Seat (in figure and be not drawn into, it is clear that be exactly first wire nut seat be with the anti-silk of screw rod cooperate realize move left and right) level
Movement, first wire nut seat make the first movable circular arc valve plate horizontal movement, and at the same time, the rotation of screw rod drives the second activity circle
Inside arc valve plate the second nut seat (in figure and be not drawn into, it is clear that be exactly the second nut seat be mutual with the positive silk of screw rod
Cooperation is realized and is moved left and right) horizontal movement, the second nut seat makes the second movable circular arc valve plate horizontal movement, when rotating in the forward direction silk
When bar, the first movable circular arc valve plate and the second movable circular arc valve plate are close to each other, when counter-rotating screw rod, the first movable circular arc
Valve plate is located remotely from each other with the second movable circular arc valve plate, it is clear that the first movable circular arc valve plate is same luck with the second activity circular arc valve plate
Dynamic, so ensure that air-flow is discharged along the center of tube body, so that it is guaranteed that the air-flow in pipeline is uniform, it is most important that,
Air-flow is here there is no direction is changed, and further reduction is because Biased flow phenomenon is to pipe wear, it is most important that, conveniently herein
Measurement of the place to air pressure, to adjust the size of pipeline section, and the size of pipeline section can be read from graduation apparatus.
Claims (2)
1. a kind of resistance balance valve, including tube body, which is characterized in that the tube body both ends are equipped with flange, on the right side of the tube body
Side is equipped with the first movable circular arc valve plate, is equipped with deashing device in the wall portion of the described first movable circular arc valve plate, fills in the deashing
The right side set is connected with expansion chamber, is communicated with induced duct on the right side of the expansion chamber；Activity is equipped in the left side of the tube body
Clack box is equipped with the second movable circular arc valve plate in the movable clack box, is equipped with screw rod, the silk in the side of the movable clack box
One end of bar is positive silk design, and cooperates and realized to before the second movable circular arc valve plate with the described second movable circular arc valve plate
Into, retreat adjusting；The other end of the screw rod is the design of anti-silk, and cooperates and realize with the described first movable circular arc valve plate
Adjusting to advance, the retrogressing of the first movable circular arc valve plate is equipped with regulation handle in the end of the screw rod.
2. a kind of resistance balance valve according to claim 1, which is characterized in that the activity clack box is equipped with graduation apparatus,
And it cooperates with the indicateing arm being preset on the screw rod to realize that scale is shown.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821259125.6U CN208778736U (en) | 2018-08-07 | 2018-08-07 | A kind of resistance balance valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821259125.6U CN208778736U (en) | 2018-08-07 | 2018-08-07 | A kind of resistance balance valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208778736U true CN208778736U (en) | 2019-04-23 |
Family
ID=66155970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821259125.6U Active CN208778736U (en) | 2018-08-07 | 2018-08-07 | A kind of resistance balance valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208778736U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114470987A (en) * | 2021-11-17 | 2022-05-13 | 江苏海伦环保设备有限公司 | High-efficiency dust collecting device for sealing blast furnace ore tank |
-
2018
- 2018-08-07 CN CN201821259125.6U patent/CN208778736U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114470987A (en) * | 2021-11-17 | 2022-05-13 | 江苏海伦环保设备有限公司 | High-efficiency dust collecting device for sealing blast furnace ore tank |
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