Desulfurization and denitrification dust removal equipment based on heat supply of waste heat of boiler flue gas
Technical Field
The invention relates to the technical field of dust removal equipment, in particular to desulfurization and denitrification dust removal equipment based on heat supply of waste heat of boiler flue gas.
Background
The two major losses of a thermal power plant are the cold source loss and the exhaust heat loss. The heat loss of the exhaust smoke is the largest one of the heat losses of the power station boiler, and is generally about 5-8%. At present, the high exhaust gas temperature is one of the main reasons for influencing the boiler efficiency. If the waste heat of the boiler flue gas with higher temperature is used for supplying heat, the waste heat of the flue gas can be recycled, and carbon dioxide can be reduced. When the waste heat of the boiler flue gas is used for supplying heat, pollutants in the boiler flue gas need to be treated, and the commonly used equipment is desulfurization, denitrification and dust removal equipment.
The flue gas that produces when boiler flue gas waste heat supplies heat needs uses dust collecting equipment to carry out SOx/NOx control, and the air input can not be adjusted to current dust collecting equipment when using, and dust collecting equipment full load operation constantly can aggravate self loss, is not convenient for use.
Disclosure of Invention
In order to solve the problems in the background art, the invention aims to provide a desulfurization and denitrification dust removal device based on heat supply of waste heat of boiler flue gas, which has the advantage of controllable air inflow and solves the problem that the current dust removal device can not adjust the air inflow when in use, so that the full-load operation at any moment aggravates the self-loss.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a SOx/NOx control dust collecting equipment based on heat supply of boiler flue gas waste heat, including the dust collecting equipment body, advance the cigarette and connect, the headstock, screw rod and regulating plate, it communicates in dust collecting equipment body bottom to advance the cigarette joint, headstock fixed connection is in the top of advancing the cigarette joint, the screw rod passes the portion of deciding of headstock, the screw rod upper end is fixed with the knob, screw rod and transmission cover threaded connection, the both sides of transmission cover are fixed with the connecting plate, the connecting plate back of the body and regulating plate fixed connection, regulating plate and headstock side sliding connection, the bottom of regulating plate stretches into in the cigarette connects.
Furthermore, limiting plates are fixed on two sides of the bottom of the power box, and limiting grooves matched with the limiting plates are formed in the adjusting plate.
Furthermore, the top of the inner wall of the limit groove is fixedly connected with an anti-collision pad.
Furthermore, both sides of the anti-collision pad are fixedly connected with the two side walls of the limiting groove.
Furthermore, the two sides of the bottom of the inner wall of the power box are fixedly connected with positioning columns, the positioning columns penetrate through the connecting plate, and the top of the positioning columns is fixedly connected with the top wall of the power box.
Further, a sealing ring is arranged at the joint of the screw and the power box.
Furthermore, a plurality of anti-slip strips are fixed on the surface of the knob.
Furthermore, scales are arranged on the knob.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the dust removal equipment body, the smoke inlet joint, the power box, the knob, the screw rod, the transmission sleeve, the connecting plate and the adjusting plate are arranged, the knob is used for sequentially driving the screw rod, the transmission sleeve, the connecting plate and the adjusting plate to act, the adjusting plate is enabled to move up and down by rotating the screw rod anticlockwise or clockwise, and the position of the adjusting plate extending into the smoke inlet joint is further adjusted, so that the flow of the smoke inlet joint is adjusted. .
2. The adjusting plate is provided with the limiting plate and the limiting groove, and is used for limiting the up-and-down movement of the adjusting plate in the horizontal direction, so that the phenomenon of shaking of the adjusting plate during movement is prevented.
3. According to the invention, the anti-collision pad is arranged in the limiting groove, so that the phenomenon that the limiting plate is damaged after colliding with the inner wall of the limiting groove when the adjusting plate moves up and down is avoided, and the service life of the equipment is prolonged.
4. The positioning column penetrating through the connecting plate is arranged to achieve the effect of limiting the horizontal direction of the connecting plate, so that the connecting plate cannot rotate or be unstable when moving up and down.
5. According to the invention, the sealing ring is arranged at the joint of the screw and the power box, so that the power box is sealed, and external impurities are prevented from entering the power box.
6. The anti-slip strip is arranged outside the knob, so that a user can conveniently rotate the knob, the phenomenon that the user slips when rotating the knob is avoided, and the working efficiency is improved.
7. According to the invention, the scales are arranged on the knob, so that an operator can conveniently and quickly adjust the adjusting plate to a target position, and the working efficiency is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
fig. 3 is a front sectional view of the power box of the present invention.
In the figure: 1. a dust removal device body; 2. a smoke inlet joint; 3. a power box; 4. a knob; 5. a screw; 6. a transmission sleeve; 7. a connecting plate; 8. connecting columns; 9. an adjusting plate; 10. a limiting plate; 11. a limiting groove; 12. an anti-collision pad; 13. a positioning column; 14. a seal ring; 15. and (4) an anti-slip strip.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in figures 1 to 3, the desulfurization and denitrification dust removal equipment based on heat supply of waste heat of boiler flue gas provided by the invention comprises a dust removal equipment body 1, a smoke inlet joint 2, a power box 3, a knob 4, a screw rod 5, a transmission sleeve 6, a connecting plate 7, a connecting column 8 and an adjusting plate 9, wherein the smoke inlet joint 2 is communicated with the bottom of the left side of the dust removal equipment body 1, the power box 3 is fixedly connected with the top of the smoke inlet joint 2, the top wall of the smoke inlet joint 2 is provided with a sliding through groove, the knob 4 is arranged at the top of the power box 3, the upper end of the screw rod 5 is fixedly connected with the bottom of the knob 4, the lower part of the screw rod extends into the power box 3, the transmission sleeve 6 is in threaded connection with the outer surface of the screw rod 5, the connecting plate 7 is fixedly connected with two sides of the transmission sleeve 6, the connecting column 8 is fixedly connected with one side of the reverse side of the back of the connecting plate 7, the adjusting plate 9 is fixedly connected with the back of the connecting column 8, two sides of the adjusting plate 9 are in sliding connection with two sides of the inner wall of the power box 3, the bottom of the adjusting plate 9 penetrates through the sliding through groove to the inside of the smoke inlet joint 2.
Referring to fig. 3, limiting plates 10 are fixedly connected to two sides of the bottom of the inner wall of the power box 3, and limiting grooves 11 matched with the limiting plates 10 for use are formed in two sides of the front surface of the adjusting plate 9.
As a technical optimization scheme of the invention, the limiting plate 10 and the limiting groove 11 are arranged, so that the up-and-down movement of the adjusting plate 9 can be limited, and the phenomenon of shaking and displacement when the adjusting plate 9 moves is prevented.
Referring to fig. 3, the top of the inner wall of the limiting groove 11 is fixedly connected with an anti-collision pad 12, and both sides of the anti-collision pad 12 are fixedly connected with both sides of the inner wall of the limiting groove 11.
As a technical optimization scheme of the invention, the anti-collision cushion 12 is arranged, so that the anti-collision effect can be achieved between the inner wall of the limiting groove 11 and the limiting plate 10, and the phenomenon that the inner wall of the limiting plate 10 and the inner wall of the limiting groove 11 are damaged after colliding is avoided.
Referring to fig. 3, both sides of the bottom of the inner wall of the power box 3 are fixedly connected with positioning columns 13, and the tops of the positioning columns 13 penetrate through the top of the connecting plate 7 and are fixedly connected with the top wall of the power box 3.
As a technical optimization scheme of the invention, the positioning columns 13 are arranged, so that the connecting plate 7 can be limited, and the connecting plate 7 cannot rotate unstably when moving up and down.
Referring to fig. 3, the surface of the screw 5 is sleeved with a sealing ring 14, and the bottom of the sealing ring 14 is fixedly connected with the top of the power box 3.
As a technical optimization scheme of the present invention, by providing the sealing ring 14, a sealing effect can be provided for the power box 3, and external impurities are prevented from entering the power box 3.
Referring to fig. 2, the surface of the knob 4 is fixedly connected with a plurality of anti-slip strips 15, and the anti-slip strips 15 are uniformly distributed.
As a technical optimization scheme of the invention, the anti-slip strips 15 are arranged, so that a user can conveniently rotate the knob 4, and the phenomenon of slippery hands when the user rotates the knob 4 is avoided.
As a technical optimization scheme of the invention, the knob 4 is provided with scales for marking the size of the adjustment quantity, so that an operator can conveniently adjust the air inflow. The working principle and the using process of the invention are as follows:
during the use, the user rotates knob 4 clockwise, knob 4 drives screw rod 5 and rotates, screw rod 5 drives transmission sleeve 6 downstream through the threaded connection with transmission sleeve 6, transmission sleeve 6 drives connecting plate 7 downstream, connecting plate 7 drives regulating plate 9 downstream through spliced pole 8, regulating plate 9 takes up more spaces inside advancing cigarette joint 2 after the downstream, thereby the space that makes into cigarette joint 2 reduces, thereby the realization can reduce the effect of air input. When needs increase the air input, user anticlockwise rotation knob 4, knob 4 drives screw rod 5 and rotates, screw rod 5 drives transmission cover 6 rebound through the threaded connection with transmission cover 6, transmission cover 6 drives connecting plate 7 rebound, drive regulating plate 9 rebound through spliced pole 8 on the connecting plate, regulating plate 9 rebound back advancing the inside little space that occupies of cigarette joint 2, thereby make the space that advances cigarette joint 2 increase, thereby increase the air input.
In summary, the following steps: this SOx/NOx control dust collecting equipment based on heat supply of boiler flue gas waste heat uses through the cooperation that sets up dust collecting equipment body 1, advances cigarette joint 2, headstock 3, knob 4, screw rod 5, transmission cover 6, connecting plate 7, spliced pole 8 and regulating plate 9, has solved current dust collecting equipment and can not adjust the air input when using, and dust collecting equipment is full load operation constantly can aggravate the problem of self loss.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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.