CN211041031U - Air volume measuring device for unit boiler - Google Patents
Air volume measuring device for unit boiler Download PDFInfo
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- CN211041031U CN211041031U CN201921589608.7U CN201921589608U CN211041031U CN 211041031 U CN211041031 U CN 211041031U CN 201921589608 U CN201921589608 U CN 201921589608U CN 211041031 U CN211041031 U CN 211041031U
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- boiler
- air
- pipe
- base
- tuber pipe
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- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 239000000956 alloy Substances 0.000 claims abstract description 6
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 6
- 239000000919 ceramic Substances 0.000 claims abstract description 5
- 239000012528 membrane Substances 0.000 claims description 3
- 229920000642 polymer Polymers 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000002485 combustion reaction Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000008358 core component Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
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Abstract
The utility model discloses a unit boiler amount of wind measuring device, including boiler box and measuring mechanism, measuring mechanism installs inside boiler box, boiler box includes the operation ware, operation ware fixed mounting is at boiler box external surface, with measuring mechanism electric connection, measuring mechanism includes collection tuber pipe and base, the base is located under the collection tuber pipe, with collection tuber pipe fixed connection, adopt the alloy ceramic wall to make, reduce the loss of true amount of wind, pressure loss is little, greatly reduced fan power consumption, energy-conserving effect is obvious, core part adopts novel wear-resisting, high temperature resistant material, greatly prolonged life, the maintenance number of times has been reduced, ensure that continuous use is more than a big cycle, signal output is also more stable than the signal output of early device, good linearity and recurrence nature.
Description
Technical Field
The utility model relates to an amount of wind measurement technical field specifically is a unit boiler air volume measuring device.
Background
Along with the continuous improvement of thermal power factory automation level, each power plant is also improving to the requirement of amount of wind automatically regulated input rate, and the amount of wind measuring device type commonly used in China at present has: wing type, Venturi type, bar type, full-section insertion multi-point type self-cleaning ash air quantity measuring device, heat diffusion type and the like.
The air quantity of the boiler is unreasonable in matching, the combustion working condition cannot be improved, energy is wasted, and for the combustion process, the air distribution of the primary air quantity and the secondary air quantity is uneven, so that the conditions of fire advance, burner burning loss, hearth slagging and the like can be caused, especially, the fire is extinguished and the pipeline of a combustion system is abraded due to the fact that the primary air quantity is too large, and the stability and the safety of unit operation are influenced.
Present science and technology also is constantly advancing, and industrial production's equipment is also constantly renewing, and according to the in service behavior after the transformation, compared with measuring device in the past, present unit boiler amount of wind measuring device pressure loss is minimum, greatly reduced fan power consumption, and energy-conserving effect is obvious, and the core component adopts wear-resisting material to make, guarantees to use more than a cycle in succession.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a unit boiler air volume measuring device possesses the little convenient transport in occupation of land space, and loss of pressure is energy-conserving effectual for a short time, and signal output is stable, the advantage of life cycle length to solved among the prior art bulky, the transport is inconvenient, and loss of pressure is not energy-conserving greatly, and signal output is unstable, the short problem of life cycle.
In order to achieve the above object, the utility model provides a following technical scheme: a unit boiler air volume measuring device comprises a boiler box body and a measuring mechanism, wherein the measuring mechanism is arranged inside the boiler box body, the boiler box body comprises an operator, and the operator is fixedly arranged on the outer surface of the boiler box body and is electrically connected with the measuring mechanism;
the measuring mechanism comprises an air collecting pipe and a base, the base is located under the air collecting pipe and fixedly connected with the air collecting pipe, the air collecting pipe comprises a pressure guiding pipe, an air inlet, an air outlet, a pressure sensor, an inner pipe wall, a second filter screen and a first filter screen, the pressure guiding pipe is connected to the upper end face of the air collecting pipe through a pipeline, the air inlet and the air outlet are respectively located at two ends of the air collecting pipe, the pressure sensors are installed on the inner walls of two ends of the air collecting pipe, the inner pipe wall is arranged on an attachment surface of each pressure sensor, and the second filter screen and the first filter screen are sequentially and fixedly installed in the.
Preferably, the base includes powerful magnet, air duct, driving motor and air-blower, and powerful magnet fixed mounting is in the both ends of base, and the air duct is by base internal connection to in the collection tuber pipe, and driving motor and air-blower are installed inside the base, connect through the wire.
Preferably, the second filter screen and the first filter screen have different meshes and are made of polymer biological membranes.
Preferably, the driving motor and the blower do not affect the magnetic size of the powerful magnet during operation.
Preferably, the operator is electrically connected with the pressure sensor, the driving motor and the blower.
Preferably, the inner wall of the tube is made of alloy and ceramic.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the boiler air volume measuring device of the unit is made of alloy ceramic walls, real air volume loss is reduced, pressure loss is small, power consumption of a fan is greatly reduced, and an energy-saving effect is obvious.
2. The air volume measuring device of the boiler of the unit has the advantages that the core components are made of novel wear-resistant and high-temperature-resistant materials, the service life is greatly prolonged, the maintenance frequency is reduced, the continuous use for more than one large period is ensured, the signal output is stable and good linearity and reproducibility are achieved compared with the signal output of an early device.
3. This unit boiler air volume measuring device adopts two sections filter screens, makes the impurity thing in the amount of wind significantly reduce, has guaranteed that intraductal clean unblock, and the while is also fine has protected the pipe wall not impaired, has prolonged life, installs the air-blower in the pipeline bottom simultaneously, can use the air-blower to blow off the magazine from the pipeline other end under the condition of not dismantling when the pipeline blocks up carelessly.
4. The unique differential pressure device is adopted in the boiler air volume measuring device of the unit, and compared with a pitot tube, the differential pressure device can generate a differential pressure which is more than twice of the differential pressure device.
Drawings
Fig. 1 is a schematic structural view of a measuring mechanism of the present invention;
FIG. 2 is a schematic structural view of a boiler according to the present invention;
FIG. 3 is a schematic view of the structure inside the air collecting pipe of the present invention;
fig. 4 is a schematic structural view of the air collecting pipe base of the present invention.
In the figure: 1. a boiler box body; 11. an operator; 2. a measuring mechanism; 21. an air collecting pipe; 211. a pressure guiding pipe; 212. an air inlet; 213. an air outlet; 214. a pressure sensor; 215. the inner wall of the pipe; 216. a second filter screen; 217. a first filter screen; 22. a base; 221. a strong magnet; 222. an air duct; 223. a drive motor; 224. a blower.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, an apparatus for measuring air volume of a boiler comprises a boiler body 1 and a measuring mechanism 2, the measuring mechanism 2 is installed inside the boiler body 1, the boiler body 1 includes an operator 11, the operator 11 is fixedly installed on the outer surface of the boiler body 1 and electrically connected to the measuring mechanism 2, the measuring mechanism 2 includes an air collecting pipe 21 and a base 22, the base 22 is located under the air collecting pipe 21 and fixedly connected to the air collecting pipe 21, the air collecting pipe 21 includes a pressure guiding pipe 211, an air inlet 212, an air outlet 213, a pressure sensor 214, an inner wall 215 of the pipe, a second filter 216 and a first filter 217, the pressure guiding pipe 211 is connected to the upper end surface of the air collecting pipe 21 through a pipeline, the air inlet 212 and the air outlet 213 are respectively located at two ends of the air collecting pipe 21, the pressure sensors 214 are installed on the inner walls at the two ends of the air collecting pipe 21, the inner wall 215 is located on the, the second filter screen 216 and the first filter screen 217 are sequentially and fixedly installed in the air collecting pipe 21, the base 22 comprises a strong magnet 221, an air guide pipe 222, a driving motor 223 and an air blower 224, the strong magnet 221 is fixedly installed at two ends of the base 22, the air guide pipe 222 is connected into the air collecting pipe 21 from the inside of the base 22, the driving motor 223 and the air blower 224 are installed inside the base 22 and are connected through a lead, meshes of the second filter screen 216 and the first filter screen 217 are different in size and are made of a polymer biological membrane, the driving motor 223 and the air blower 224 cannot influence the magnetic size of the strong magnet 221 in work, the operator 11 is electrically connected with the pressure sensor 214, the driving motor 223 and the air blower 224, and the inner wall 215 of the pipe is made of alloy.
In summary, the following steps: the unit boiler air volume measuring device comprises a boiler box body 1 and a measuring mechanism 2, wherein the measuring mechanism 2 is installed inside the boiler box body 1, the boiler box body 1 comprises an operator 11, the operator 11 is fixedly installed on the outer surface of the boiler box body 1 and is electrically connected with the measuring mechanism 2, the measuring mechanism 2 comprises an air collecting pipe 21 and a base 22, the base 22 is positioned under the air collecting pipe 21 and is fixedly connected with the air collecting pipe 21, the air collecting pipe 21 comprises a pressure guiding pipe 211, an air inlet 212, an air outlet 213, a pressure sensor 214, an inner wall 215 of a pipe, a second filter screen 216 and a first filter screen 217, the pressure guiding pipe 211 is connected to the upper end surface of the air collecting pipe 21 through a pipeline, the unique differential pressure device can generate differential pressure which is more than twice of the differential pressure compared with a Pitot tube, the air inlet 212 and the air outlet 213 are respectively positioned at two ends of the air collecting pipe 21, the pressure sensors, the attachment surface of the pressure sensor 214 is provided with an inner pipe wall 215 which is made of an alloy ceramic wall, so that real air volume loss is reduced, pressure loss is small, power consumption of a fan is greatly reduced, an energy-saving effect is obvious, the second filter screen 216 and the first filter screen 217 are sequentially and fixedly installed in the air collecting pipe 21, two sections of filter screens are adopted, impurities in air volume are greatly reduced, cleanness and blockage of the inside of the pipe are guaranteed, meanwhile, the pipe wall is well protected from being damaged, the service life is prolonged, meanwhile, an air blower is installed at the bottom of the pipe, when the pipe is inadvertently blocked, the air blower can be used for blowing out magazines from the other end of the pipe under the condition of not being disassembled, the base 22 comprises a powerful magnet 221, an air guide pipe 222, a driving motor 223 and an air blower 224, the powerful magnet 221 is fixedly installed at two ends of the base.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a unit boiler amount of wind measuring device, includes boiler box (1) and measuring mechanism (2), and inside boiler box (1) its characterized in that was installed in measuring mechanism (2): the boiler box body (1) comprises an operator (11), and the operator (11) is fixedly arranged on the outer surface of the boiler box body (1) and is electrically connected with the measuring mechanism (2);
measuring mechanism (2) is including collection tuber pipe (21) and base (22), and base (22) are located collection tuber pipe (21) under, with collection tuber pipe (21) fixed connection, collection tuber pipe (21) are including drawing pressure pipe (211), air inlet (212), gas outlet (213), pressure-sensitive device (214), inside pipe wall (215), second filter screen (216) and first filter screen (217), draw pressure pipe (211) and pass through pipe connection at collection tuber pipe (21) up end, air inlet (212) and gas outlet (213) are located the both ends of collection tuber pipe (21) respectively, install pressure-sensitive device (214) on collection tuber pipe (21) both ends inner wall, there is inside pipe wall (215) on the adhesion surface of pressure-sensitive device (214), second filter screen (216) and first filter screen (217) fixed mounting in proper order in collection tuber pipe (21).
2. The unit boiler air volume measuring device according to claim 1, characterized in that: the base (22) comprises a powerful magnet (221), an air duct (222), a driving motor (223) and an air blower (224), wherein the powerful magnet (221) is fixedly installed at two ends of the base (22), the air duct (222) is connected into the air collecting pipe (21) through the base (22), and the driving motor (223) and the air blower (224) are installed inside the base (22) and connected through a lead.
3. The unit boiler air volume measuring device according to claim 1, characterized in that: the inner wall (215) of the tube is made of alloy and ceramic.
4. The unit boiler air volume measuring device according to claim 1, characterized in that: the meshes of the second filter screen (216) and the first filter screen (217) are different in size and are made of polymer biological membranes.
5. The unit boiler air volume measuring device according to claim 2, characterized in that: the driving motor (223) and the blower (224) do not affect the magnetic size of the powerful magnet (221) in operation.
6. The unit boiler air volume measuring device according to claim 1, characterized in that: the operator (11) is electrically connected with the pressure sensor (214), the driving motor (223) and the blower (224).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921589608.7U CN211041031U (en) | 2019-09-23 | 2019-09-23 | Air volume measuring device for unit boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921589608.7U CN211041031U (en) | 2019-09-23 | 2019-09-23 | Air volume measuring device for unit boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211041031U true CN211041031U (en) | 2020-07-17 |
Family
ID=71534780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921589608.7U Expired - Fee Related CN211041031U (en) | 2019-09-23 | 2019-09-23 | Air volume measuring device for unit boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211041031U (en) |
-
2019
- 2019-09-23 CN CN201921589608.7U patent/CN211041031U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200717 |