CN204649254U - A kind of can the flue gas flow measurement mechanism of scale removal - Google Patents
A kind of can the flue gas flow measurement mechanism of scale removal Download PDFInfo
- Publication number
- CN204649254U CN204649254U CN201520404486.5U CN201520404486U CN204649254U CN 204649254 U CN204649254 U CN 204649254U CN 201520404486 U CN201520404486 U CN 201520404486U CN 204649254 U CN204649254 U CN 204649254U
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- tube
- perching knife
- measuring
- sensitive mouth
- flue gas
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Abstract
The utility model relate to a kind of can the flue gas flow measurement mechanism of scale removal.Containing a large amount of sulphur in the flue gas of fuel-burning power plant discharge, need to spray into enough calcium carbonate solns in flue gas, and generate calcium sulfite.Be easy to attachment when flow process sulfite calcium runs into flow measurement rod and form fouling, affecting the Measurement accuracy of flow.The utility model comprises adapter and chews and measuring stick, and measuring stick is formed by the measuring tube of inside and the protection tube coaxial package of outside; Slip positioning component is provided with between measuring tube and protection tube; Measuring stick is provided with end pressure-sensitive mouth; End pressure-sensitive mouth place is provided with the first perching knife and the second perching knife; Adapter is chewed and be provided with linear reciprocating motion mechanism between measuring stick; Between measuring tube and protection tube, place of linear reciprocating motion mechanism is provided with sliding sealing device.The utility model can carry out comprehensive scale removal to device pressure-sensitive mouth, and prevent calcium sulfite from blocking the pressure-sensitive mouth of flue gas flow measurement mechanism, assurance device normally uses.
Description
Technical field
The utility model relates to a kind of device for measuring fluid flow, be specifically related to a kind of can the flue gas flow measurement mechanism of scale removal.
Background technology
Containing a large amount of sulphur in the flue gas of fuel-burning power plant discharge; for meeting environmental protection requirement, flue gas must carry out desulfurization process before entering air, namely in flue gas, sprayed into enough calcium carbonate solns; the generation calcium sulfite and the sulphur in it and flue gas reacts, is mingled in flue gas.Be easy to be attached to when flow process sulfite calcium runs into the flow measurement rod be inserted in flue and measuring stick forms fouling accumulate, the pressure-sensitive mouth of blocking flue gas flow measurement mechanism, affects the Measurement accuracy of flow.
Summary of the invention
The purpose of this utility model be to provide a kind of can the flue gas flow measurement mechanism of scale removal, remove by arranging perching knife the calcium sulfite fouling be attached in measuring stick.
For achieving the above object, the technical solution of the utility model is achieved in that
The utility model embodiment provide a kind of can the flue gas flow measurement mechanism of scale removal, comprise adapter and chew and measuring stick, described measuring stick is formed by the measuring tube of inside and outside protection tube coaxial package, and can do linear relative movement; Slip positioning component is provided with between described measuring tube and protection tube; Described measuring stick is provided with end pressure-sensitive mouth; Described end pressure-sensitive mouth place is provided with the first perching knife and the second perching knife, and the first perching knife is fixed on protection tube, and its blade is positioned at end pressure-sensitive mouth, and the second perching knife is fixed on its blade of protection tube to be located in measuring tube distal outer surface; Described adapter is chewed and be provided with linear reciprocating motion mechanism between measuring stick, and the adapter through hole chewed in the middle part of by linear reciprocating motion mechanism is communicated with measuring tube; Between described measuring tube and protection tube, place of linear reciprocating motion mechanism is provided with sliding sealing device.Described measuring tube is provided with the middle pressure-sensitive mouth being positioned at measuring stick homonymy with end pressure-sensitive mouth; Described middle pressure-sensitive mouth place is provided with the 3rd perching knife and the 4th perching knife, and the 3rd perching knife is fixed on protection tube, and its blade is positioned at middle pressure-sensitive mouth, and the 4th perching knife is fixed on measuring tube and its blade is positioned at protection tube outside surface.
Described slip positioning component is arranged at the positioning key on measuring tube and the locating slot on protection tube, and positioning key is arranged in locating slot.
Described measuring stick is provided with the assist openings with middle pressure-sensitive opening's edge tube wall symmetry.
Described assist openings arranged outside has the outer tube cover plate of static pressure and being fixed on measuring tube of being fixedly connected with the outer tube cover plate of static pressure and its blade are positioned at the 5th perching knife of protection tube outside surface.
The utility model has the following advantages:
The utility model artificially regularly can use linear reciprocating motion mechanism to make internal measurement pipe and outer protection pipe generation linear relative movement and make end pressure-sensitive mouth place the first perching knife be fixed on protection tube be positioned at the blade generation rectilinear motion of end pressure-sensitive mouth and remove the calcium sulfite fouling of end pressure-sensitive mouth inwall attachment, makes the second perching knife be fixed on protection tube be positioned at the blade generation rectilinear motion of measuring tube outside surface and remove the calcium sulfite fouling of adhering to end pressure-sensitive mouth outer wall near simultaneously, in like manner, when internal measurement pipe and outer protection pipe generation linear relative movement, middle pressure-sensitive mouth place is fixed on protection tube upper knife edge and is positioned at the 3rd perching knife generation rectilinear motion of middle pressure-sensitive mouth and removes the calcium sulfite fouling of adhering near middle pressure-sensitive mouth inwall, be fixed on its blade of measuring tube be located at the 4th perching knife generation rectilinear motion on protection tube outside surface and remove the calcium sulfite fouling of adhering near middle pressure-sensitive mouth outer wall, the calcium sulfite fouling with the assist openings place outside surface of middle pressure-sensitive mouth symmetry can be removed with the second perching knife same principle with the 5th perching knife of the second perching knife symmetry, thus comprehensive scale removal can be carried out to device pressure-sensitive mouth, prevent calcium sulfite from blocking the pressure-sensitive mouth of flue gas flow measurement mechanism, assurance device normally uses.
Accompanying drawing explanation
Fig. 1 is the cut-open view of embodiment 1.
Fig. 2 is the cut-open view of embodiment 2.
Fig. 3 is the cut-open view of embodiment 3.
Fig. 4 is the utility model structural drawing (vertical view A).
Fig. 5 is the utility model structural drawing (vertical view B).
In figure, 1-adapter is chewed, 2-measuring tube; 3-protection tube, 4-slip positioning component, 5-end pressure-sensitive mouth; 6-first perching knife, 7-second perching knife, 8-linear reciprocating motion mechanism; 9-sliding sealing device, pressure-sensitive mouth in the middle of 10-, 11-the 3rd perching knife; 12-the 4th perching knife; 13-assist openings, the outer tube cover plate of 14-static pressure, 15-the 5th perching knife.
Embodiment
Below in conjunction with embodiment, the utility model is described in detail.
Embodiment 1(is see Fig. 1 and Fig. 5), the utility model relate to a kind of can the flue gas flow measurement mechanism of scale removal, comprise adapter and chew 1 and measuring stick, described measuring stick is formed by the measuring tube 2 of inside and protection tube 3 coaxial package of outside, and can do linear relative movement; Slip positioning component 4 is provided with between described measuring tube 2 and protection tube 3; Described measuring stick is provided with end pressure-sensitive mouth 5; Described end pressure-sensitive mouth 5 place is provided with the first perching knife 6 and the second perching knife 7, first perching knife 6 is fixed on protection tube 3, and its blade is positioned at end pressure-sensitive mouth 5, second perching knife 7 and is fixed on its blade of protection tube 3 and is located in measuring tube 2 distal outer surface; Described adapter is chewed between 1 and measuring stick and is provided with linear reciprocating motion mechanism 8, and adapter is chewed 1 and is communicated with measuring tube 2 by the through hole in the middle part of linear reciprocating motion mechanism 8; Between described measuring tube 2 and protection tube 3, place of linear reciprocating motion mechanism is provided with sliding sealing device 9.
Embodiment 2(is see Fig. 2 and Fig. 4) described measuring tube 2 is provided with the middle pressure-sensitive mouth 10 being positioned at measuring stick homonymy with end pressure-sensitive mouth 5; Described middle pressure-sensitive mouth 10 place is provided with the 3rd perching knife 11 and the 4th perching knife the 12, three perching knife 11 is fixed on protection tube 3, and its blade is positioned at middle pressure-sensitive mouth the 10, four perching knife 12 and is fixed on measuring tube 2 and its blade is positioned at protection tube 3 outside surface.Described slip positioning component 4 is arranged at the positioning key on measuring tube 3 and the locating slot on protection tube 4, and positioning key is arranged in locating slot.
Embodiment 3(is see Fig. 3), described measuring stick is provided with and the assist openings 13 of middle pressure-sensitive mouth 10 along tube wall symmetry.Described assist openings 13 arranged outside has the outer tube cover plate 14 of static pressure and being fixed on measuring tube 2 of being fixedly connected with the outer tube cover plate 14 of static pressure and its blade are positioned at the 5th perching knife 15 of protection tube 3 outside surface.
Measuring stick described by the utility model, the caliber of measuring tube 2 at 40 ~ 110 millimeters, larger than the pipe external diameter of measuring tube 24 ~ 20 millimeters of the bore of protection tube 3, the length of measuring tube 2 about 1 ~ 6 meter.Middle pressure-sensitive mouth 4 opening size of each measurement point is 20*70mm ~ 60*100mm.Measuring stick is formed by diameter different measuring pipe 2 and protection tube 3 coaxial package.Sliding sealing device 12 set by device, can prevent tested flue gas from leaking outside, and can be stuck between measuring tube 2 and protection tube 3 simultaneously, limit its relative position, make its keeping parallelism.Slip positioning component 4 in measuring stick can ensure that interior measuring tube and outside protective pipe are made linear reciprocation and slided setting stroke Inner.The fixed part of linear reciprocating motion mechanism 8 is connected with protection tube 3, and movable part end is connected with measuring tube 2.
In the present embodiment, measuring stick fixed by ring flange mounting cover, then protection tube 3 is fixed, and measuring tube 2 carries out action by operation line reciprocator 8.The blade of the first perching knife 6 and two inner side edges of end pressure-sensitive mouth 5 fit, and near the blade of the second perching knife 7 and end pressure-sensitive mouth 5, outer wall fits.When being only provided with end pressure-sensitive mouth 5, single-point type measurement can be carried out.Second perching knife 7 can be used as end locating ring simultaneously, is stuck between measuring tube 2 and protection tube 3, limits its relative position, makes its keeping parallelism.
The blade of the 3rd perching knife 11 and two inner side edges of middle pressure-sensitive mouth 10 fit, and near the blade of the 4th perching knife 12 and middle pressure-sensitive mouth 10, outer wall fits.Be provided with middle pressure-sensitive mouth 10 and 5, end pressure-sensitive mouth is multipoint mode measurement mechanism simultaneously.Measurement barred body can arrange multiple middle pressure-sensitive mouth 10 as required, the 3rd supporting perching knife 11 and the 4th perching knife 12 are set simultaneously, improve reliable measuring data.
Measuring stick is provided with and the assist openings 13 of middle pressure-sensitive mouth 10 along tube wall symmetry; assist openings 13 arranged outside has the outer tube cover plate 14 of static pressure and being fixed on measuring tube 2 of being fixedly connected with the outer tube cover plate 14 of static pressure and its blade are positioned at the 5th perching knife 15 of protection tube 3 outside surface, is exclusively used in static pressure measurement device.Assist openings 13 is mainly used to the installation facilitating the 5th perching knife 15, and the outer tube cover plate 14 of static pressure is mainly used to block assist openings 13, prevents foreign material from entering.Middle pressure-sensitive mouth 10 and assist openings 13 and the 3rd perching knife 11, the 4th perching knife 12, the outer tube cover plate 14 of static pressure and the 5th perching knife exist simultaneously, can arrange multiple simultaneously.Total pressure measure apparatus and static pressure measurement device are independent parallel formula layout, and both do not interfere with each other, and signal intensity is got a promotion, and make it meet and can normally use when being mingled with a large amount of solid impurity.During installation, the total pressure measurement rod of total pressure measure apparatus, pressure-sensitive mouth is just to carrying out flow path direction; And the static pressure measurement rod of static pressure measurement device, pressure-sensitive mouth direction is completely contrary, is carry out flow path direction dorsad.When using this product, chewing 1 by adapter and being connected with required supporting measurement mechanism, can flue gas flow measurement be carried out.Can rule of thumb set corresponding working time, operation linear reciprocating motion mechanism 8, be that rectilinear motion drives the internal measurement pipe of measuring stick to do straight reciprocating motion by converting rotary motion, and make middle pressure-sensitive mouth 10 place the 3rd perching knife 11 be fixed on protection tube 3 be positioned at middle pressure-sensitive mouth 10 blade generation rectilinear motion and remove middle pressure-sensitive mouth 10 attachment calcium sulfite fouling, make the 4th perching knife 12 be fixed on measuring tube 2 be positioned at the blade generation rectilinear motion of protection tube 3 outside surface and remove the calcium sulfite fouling of adhering near middle pressure-sensitive mouth 10 outer wall simultaneously, in like manner, when there is linear relative movement in internal measurement pipe 2 and outer protection pipe 3, end pressure-sensitive mouth 5 place is fixed on the first perching knife 6 that protection tube 3 upper knife edge is positioned at end pressure-sensitive mouth 5 and rectilinear motion occurs and removes the calcium sulfite fouling of end pressure-sensitive mouth 5 attachment, be fixed on its blade of protection tube 3 the second perching knife 7 be located in measuring tube 2 distal outer surface rectilinear motion occurs and removes the calcium sulfite fouling of adhering near end pressure-sensitive mouth 5 outer wall, 5th perching knife 15 and the 4th perching knife 12 same principle remove the calcium sulfite fouling with the assist openings 13 of middle pressure-sensitive mouth 10 symmetry, thus comprehensive scale removal can be carried out to device pressure-sensitive mouth, prevent calcium sulfite from blocking the pressure-sensitive mouth of flue gas flow measurement mechanism, assurance device normally uses.
Content of the present utility model is not limited to cited by embodiment, and the conversion of those skilled in the art by reading the utility model instructions to any equivalence that technical solutions of the utility model are taked, is claim of the present utility model and contains.
Claims (5)
1. can the flue gas flow measurement mechanism of scale removal, comprise adapter and chew (1) and measuring stick, it is characterized in that: described measuring stick is formed by the measuring tube (2) of inside and outside protection tube (3) coaxial package, and can do linear relative movement;
Slip positioning component (4) is provided with between described measuring tube (2) and protection tube (3);
Described measuring stick is provided with end pressure-sensitive mouth (5);
Described end pressure-sensitive mouth (5) place is provided with the first perching knife (6) and the second perching knife (7), first perching knife (6) is fixed on protection tube (3), its blade is positioned at end pressure-sensitive mouth (5), and the second perching knife (7) is fixed on protection tube (3) its blade to be located in measuring tube (2) distal outer surface;
Described adapter is chewed between (1) and measuring stick and is provided with linear reciprocating motion mechanism (8), and adapter is chewed (1) and is communicated with measuring tube (2) by the through hole at linear reciprocating motion mechanism (8) middle part; Between described measuring tube (2) and protection tube (3), place of linear reciprocating motion mechanism is provided with sliding sealing device (9).
2. according to claim 1 a kind of can the flue gas flow measurement mechanism of scale removal, it is characterized in that:
Described measuring tube (2) is provided with the middle pressure-sensitive mouth (10) being positioned at measuring stick homonymy with end pressure-sensitive mouth (5);
Described middle pressure-sensitive mouth (10) place is provided with the 3rd perching knife (11) and the 4th perching knife (12); 3rd perching knife (11) is fixed on protection tube (3); its blade is positioned at middle pressure-sensitive mouth (10), and the 4th perching knife (12) is fixed on that measuring tube (2) is upper and its blade is positioned at protection tube (3) outside surface.
3. according to claim 1 and 2 a kind of can the flue gas flow measurement mechanism of scale removal; it is characterized in that: described slip positioning component (4) is arranged at the positioning key on measuring tube (3) and the locating slot on protection tube (4), and positioning key is arranged in locating slot.
4. according to claim 2 a kind of can the flue gas flow measurement mechanism of scale removal, it is characterized in that: described measuring stick is provided with and the assist openings (13) of middle pressure-sensitive mouth (10) along tube wall symmetry.
5. according to claim 4 a kind of can the flue gas flow measurement mechanism of scale removal, it is characterized in that: described assist openings (13) arranged outside have the outer tube cover plate (14) of static pressure and be fixedly connected with the outer tube cover plate (14) of static pressure be fixed on the 5th perching knife (15) that upper and its blade of measuring tube (2) is positioned at protection tube (3) outside surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520404486.5U CN204649254U (en) | 2015-06-12 | 2015-06-12 | A kind of can the flue gas flow measurement mechanism of scale removal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520404486.5U CN204649254U (en) | 2015-06-12 | 2015-06-12 | A kind of can the flue gas flow measurement mechanism of scale removal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204649254U true CN204649254U (en) | 2015-09-16 |
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ID=54101994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520404486.5U Withdrawn - After Issue CN204649254U (en) | 2015-06-12 | 2015-06-12 | A kind of can the flue gas flow measurement mechanism of scale removal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204649254U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104897224A (en) * | 2015-06-12 | 2015-09-09 | 温晓明 | Fume flux measuring device capable of descaling |
-
2015
- 2015-06-12 CN CN201520404486.5U patent/CN204649254U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104897224A (en) * | 2015-06-12 | 2015-09-09 | 温晓明 | Fume flux measuring device capable of descaling |
| CN104897224B (en) * | 2015-06-12 | 2018-03-16 | 温晓明 | Can scale removal flue gas flow measurement apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150916 Effective date of abandoning: 20180316 |
|
| AV01 | Patent right actively abandoned |