CN115076490A - Resistance balancing device of dust removal system - Google Patents
Resistance balancing device of dust removal system Download PDFInfo
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- CN115076490A CN115076490A CN202210671972.8A CN202210671972A CN115076490A CN 115076490 A CN115076490 A CN 115076490A CN 202210671972 A CN202210671972 A CN 202210671972A CN 115076490 A CN115076490 A CN 115076490A
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- Prior art keywords
- rod
- connecting flange
- limiting
- flange
- sliding
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L41/00—Branching pipes; Joining pipes to walls
- F16L41/02—Branch units, e.g. made in one piece, welded, riveted
- F16L41/021—T- or cross-pieces
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/02—Flanged joints the flanges being connected by members tensioned axially
- F16L23/024—Flanged joints the flanges being connected by members tensioned axially characterised by how the flanges are joined to, or form an extension of, the pipes
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Valve Housings (AREA)
Abstract
The invention belongs to the technical field of dust removal systems, and particularly relates to a resistance balancing device of a dust removal system, which comprises a valve body, wherein connecting ends are symmetrically and fixedly arranged at two sides of the valve body, a conveying branch pipe is arranged at one end, far away from the valve body, of each connecting end, a first connecting flange is fixedly arranged at one end, close to the conveying branch pipe, of each connecting end, a second connecting flange is fixedly arranged at one end, close to the valve body, of each conveying branch pipe, screw holes penetrating through the first connecting flange and the second connecting flange are formed in the first connecting flange and the second connecting flange, connecting bolts are arranged in the screw holes, and nuts are connected to the ends, close to the valve body, of the outer walls of the connecting bolts in a threaded mode. The invention can enable a single worker to quickly complete the connection and installation between the regulating valve and the dust removal branch pipe, so that two workers can independently complete the connection and installation of the two regulating valves at the same time, the waste of installation personnel is avoided to a certain extent, and the installation efficiency of the regulating valves of the workers is improved.
Description
Technical Field
The invention belongs to the technical field of dust removal systems, and particularly relates to a resistance balancing device of a dust removal system.
Background
The ventilation system of the centralized dust removal system usually comprises dozens or even hundreds of dust hoods, a pipe network is in a branch shape, the number of branch pipes is large, and parallel pipelines are formed among the branch pipes. When the pipe network is designed, air quantity and resistance balance calculation should be carried out, namely, the air quantity distributed by each branch pipe is consistent with the designed air quantity, the fluid flow resistance losses between the parallel branch pipes are basically equal, the relative difference of the calculated values of the resistance losses is not more than 10%, otherwise, a dedusting system has many problems and even loses functions, so that the air quantity distribution and the resistance balance of the parallel pipelines are guaranteed to be important, the resistance balance is actually a measure that a fluid damping element is additionally arranged on the branch pipe with the small calculated resistance value in the parallel pipelines, and the common damping element is generally an adjusting valve.
The problems existing in the prior art are as follows:
when the adjusting valve is installed, the adjusting valve needs to be connected with a corresponding branch pipe through the matching of the flange and the bolt and the nut, in the process, the screw hole of the flange on the adjusting valve needs to be aligned with the screw hole on the flange of the branch pipe, the bolt is inserted into the screw hole, then the nut is screwed onto the bolt, the two flanges are fixedly connected, the installation can be smoothly completed through the common cooperation of at least two persons in the process, the waste of installation personnel is caused, and the installation efficiency of the workers is reduced to a certain extent.
Disclosure of Invention
The invention aims to provide a resistance balancing device of a dust removal system, which can enable a single worker to quickly complete the connection and installation between an adjusting valve and a dust removal branch pipe, so that two workers can separately complete the connection and installation of two adjusting valves at the same time, the waste of the installation personnel is avoided to a certain extent, and the installation efficiency of the adjusting valves of the workers is improved.
The technical scheme adopted by the invention is as follows:
a resistance balancing device of a dust removal system comprises a valve body, wherein connecting ends are symmetrically and fixedly arranged on two sides of the valve body, a conveying branch pipe is arranged at one end, far away from the valve body, of each connecting end, a first connecting flange is fixedly arranged at one end, close to the conveying branch pipe, of each connecting end, a second connecting flange is fixedly arranged at one end, close to the valve body, of each conveying branch pipe, screw holes penetrating through the first connecting flange and the second connecting flange are formed in the first connecting flange and the second connecting flange, connecting bolts are arranged in the screw holes, nuts are connected to one ends, close to the valve body, of the outer walls of the connecting bolts in a threaded mode, and the first connecting flange and the second connecting flange are fixedly connected through the matching of the connecting bolts and the second connecting flange;
the top and the bottom of the second connecting flange are both fixedly provided with connecting blocks, one side of each connecting block, which is close to the valve body, is fixedly provided with a limiting insertion rod, the outer side of the first connecting flange is fixedly provided with a limiting sleeve pipe at a position corresponding to the limiting insertion rod, the limiting insertion rod is inserted in the limiting sleeve pipe, the front and the back of the limiting sleeve pipe are fixedly provided with a sliding sleeve pipe, the inside of the sliding sleeve pipe is provided with a sliding rod in a sliding manner, one end of the sliding rod extends to the outside of the sliding sleeve pipe, a first spring is arranged between the outer wall of the sliding rod and the inner wall of the sliding sleeve pipe, the front and the back of the limiting insertion rod are provided with insertion grooves at positions corresponding to the sliding rod, and one end of the sliding rod, which is close to the limiting insertion rod, is inserted in the inside of the insertion grooves.
The connecting block is arranged on the front side and the back side of the limiting insertion rod, a first sliding groove is formed in one end, away from the connecting block, of the front side and the back side of the limiting insertion rod, the first sliding groove is communicated with the insertion groove, and the depth of the insertion groove is larger than that of the first sliding groove.
The connecting bolt is symmetrically and fixedly provided with limiting blocks on one side close to the second connecting flange, limiting grooves are formed in the positions, corresponding to the limiting blocks, of the outer side of the second connecting flange, and the limiting blocks are inserted in the limiting grooves in a damping mode.
The mounting cavity has been seted up to connecting bolt's one end of keeping away from first flange, the inside intermediate position department of mounting cavity is provided with the second spring, the fixed connecting rod that is provided with in both ends of second spring, two one side that the connecting rod deviates from each other is fixed and is provided with the compression leg, the inner wall sliding connection of compression leg and mounting cavity, two the one end that the compression leg deviates from each other extends to the outside of mounting cavity.
The connecting bolt is characterized in that a through groove is formed in the position, corresponding to the connecting rod, inside the connecting bolt, one end, close to the first connecting flange, of the connecting rod penetrates through the inside of the through groove, a positioning column is fixedly arranged at one end, close to the first connecting flange, of one side, away from the connecting rod, a through hole is formed in the position, corresponding to the positioning column, of the outer side of the connecting bolt, a second sliding groove is formed in the inside of the connecting bolt, and one end, far away from the positioning column, of the connecting rod is connected with the second sliding groove in a sliding mode.
The positioning groove is formed in the position, corresponding to the positioning column, of the inner wall, and one end of the positioning column penetrates through the through hole and is inserted into the positioning groove.
The length of the pressing column extending to the outside of the mounting cavity is matched with the length of the positioning column extending to the outside of the connecting bolt.
The invention has the technical effects that:
according to the invention, in the installation process, two workers are not required to cooperatively install, and a single worker can finish the alignment and installation process between the first connecting flange and the second connecting flange, so that the single worker can quickly finish the connection and installation between the valve body and the conveying branch pipe, and further two workers can independently finish the connection and installation of the two valve bodies at the same time, the waste of the installation personnel is avoided to a certain extent, and the installation efficiency of the regulating valve of the workers is improved.
According to the invention, the positioning of the connecting bolt is completed through the mutual matching of the positioning column and the positioning groove, the probability of autorotation of the connecting bolt in the process of screwing the nut is reduced, and further, when a worker screws the nut, the other hand does not need to press one end of the connecting bolt far away from the nut, so that the worker can screw the nut with one hand, and the other hand of the worker is released, thereby reducing the working pressure of the worker to a certain extent, and facilitating the screwing of the nut.
Drawings
FIG. 1 is a front view provided by an embodiment of the present invention;
FIG. 2 is a side view of a second attachment flange provided by an embodiment of the present invention;
FIG. 3 is a cross-sectional view of FIG. 2 provided by an embodiment of the present invention;
FIG. 4 is a schematic view of the internal structure of a connecting bolt provided in an embodiment of the present invention;
FIG. 5 is an enlarged view at A of FIG. 1 provided by an embodiment of the present invention;
FIG. 6 is an enlarged view at B in FIG. 3 provided by an embodiment of the present invention;
FIG. 7 is a schematic view of a connection structure of a position limiting sleeve and a position limiting plug according to an embodiment of the present invention;
FIG. 8 is a schematic structural diagram of a limit insert rod according to an embodiment of the present invention;
fig. 9 is a top cross-sectional view of the stop insert rod of fig. 8 according to an embodiment of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a valve body; 2. a connecting end; 3. a first connecting flange; 4. a delivery branch pipe; 5. a nut; 6. a second connecting flange; 7. a connecting bolt; 8. connecting blocks; 9. a limiting inserted rod; 10. a limiting sleeve; 11. a screw hole; 12. a limiting groove; 13. a limiting block; 14. a sliding sleeve; 15. a slide bar; 16. a first spring; 17. a first chute; 18. inserting grooves; 20. a mounting cavity; 21. pressing the column; 22. a connecting rod; 23. a second spring; 24. a second chute; 25. a through groove; 26. a through hole; 27. a positioning column; 28. and (6) positioning a groove.
Detailed Description
In order that the objects and advantages of the invention will be more clearly understood, the following description is given in conjunction with the accompanying examples. It is to be understood that the following text is merely illustrative of one or more specific embodiments of the invention and does not strictly limit the scope of the invention as specifically claimed.
As shown in fig. 1 and 7, a resistance balancing device of a dust removal system comprises a valve body 1, wherein connecting ends 2 are symmetrically and fixedly arranged on two sides of the valve body 1, a conveying branch pipe 4 is arranged at one end, far away from the valve body 1, of each connecting end 2, a first connecting flange 3 is fixedly arranged at one end, close to the conveying branch pipe 4, of each connecting end 2, a second connecting flange 6 is fixedly arranged at one end, close to the valve body 1, of each conveying branch pipe 4, screw holes 11 penetrating through the first connecting flange 3 and the second connecting flange 6 are formed in the first connecting flange 3 and the second connecting flange 6, connecting bolts 7 are arranged in the screw holes 11, nuts 5 are connected to one ends, close to the valve body 1, of the outer walls of the connecting bolts 7 through threads, and the first connecting flange 3 and the second connecting flange 6 are fixedly connected through the matching of the connecting bolts 7 and the second connecting flange 6;
the top and the bottom of the second connecting flange 6 are both fixedly provided with a connecting block 8, one side of the connecting block 8 close to the valve body 1 is fixedly provided with a limit inserted rod 9, the position of the outer side of the first connecting flange 3 corresponding to the limit inserted rod 9 is fixedly provided with a limit sleeve 10, the limit inserted rod 9 is inserted in the limit sleeve 10, the front and the back of the limit sleeve 10 are fixedly provided with a sliding sleeve 14, the inside of the sliding sleeve 14 is slidably provided with a sliding rod 15, one end of the sliding rod 15 extends to the outside of the sliding sleeve 14, a first spring 16 is arranged between the outer wall of the sliding rod 15 and the inner wall of the sliding sleeve 14, the front and the back of the limit inserted rod 9 and the position corresponding to the sliding rod 15 are provided with an inserting groove 18, one end of the sliding rod 15 close to the limit inserted rod 9 is inserted in the inserting groove 18, and one end of the front and the back of the limit inserted rod 9 far away from the connecting block 8 is provided with a first sliding groove 17, the first sliding groove 17 is communicated with the insertion groove 18, and the depth of the insertion groove 18 is greater than that of the first sliding groove 17.
According to the structure, when the valve body 1 and the delivery branch pipe 4 are connected and installed, the first connecting flange 3 is aligned with the second connecting flange 6, the limit inserting rod 9 is aligned with the limit sleeve 10, the screw hole 11 on the first connecting flange 3 is aligned with the screw hole 11 on the second connecting flange 6, when the limit inserting rod 9 is aligned with the limit sleeve 10, the second connecting flange 6 and the first connecting flange 3 can gradually approach, in the process, the limit inserting rod 9 is gradually inserted into the limit sleeve 10, in the process that the limit inserting rod 9 is inserted into the limit sleeve 10, the sliding rod 15 on the limit sleeve 10 gradually slides in the first sliding groove 17, when the limit inserting rod 9 slides to a certain position in the limit sleeve 10, the position of the sliding rod 15 corresponds to the inserting groove 18, at the moment, due to the elastic force of the first spring 16, the sliding rod 15 is inserted into the insertion groove 18, so that the second connecting flange 6 and the first connecting flange 3 are positioned and connected, the second connecting flange 6 and the first connecting flange 3 cannot be separated after a worker looses the hand, when the sliding rod 15 is inserted into the insertion groove 18, an installer can loosen the hand holding the first connecting flange 3 or the second connecting flange 6, simultaneously insert the connecting bolt 7 into the screw hole 11, and then screw the nut 5 to the corresponding position on the connecting bolt 7, so that the first connecting flange 3 is connected with the second connecting flange 6, and further the valve body 1 is connected with the conveying branch pipe 4;
in the installation process, two workers are not needed to cooperate to install, a single worker can finish the alignment between the first connecting flange 3 and the second connecting flange 6, and the installation process is realized, so that the single worker can quickly finish the connection and installation between the valve body 1 and the conveying branch pipe 4, and then the two workers can finish the connection and installation of the two valve bodies 1 at the same time, the waste of the installation personnel is avoided to a certain extent, and the installation efficiency of the regulating valves of the workers is improved.
Referring to the attached drawings 1 and 4, limiting blocks 13 are symmetrically and fixedly arranged on one side, close to the second connecting flange 6, of the connecting bolt 7, limiting grooves 12 are formed in the position, corresponding to the limiting blocks 13, of the outer side of the second connecting flange 6, and the limiting blocks 13 are inserted into the limiting grooves 12 in a damping mode.
According to the structure, in the process that the connecting bolt 7 is inserted into the limiting groove 12, the limiting block 13 is gradually inserted into the limiting groove 12 in a damping mode, so that the connecting bolt 7 is limited through the mutual matching of the limiting groove 12 and the limiting block 13, the probability of autorotation of the connecting bolt 7 in the screwing process of the nut 5 is reduced, and the nut 5 can be conveniently screwed by one hand.
Referring to fig. 1 and 4, an installation cavity 20 is formed at one end of the connecting bolt 7 away from the first connecting flange 3, a second spring 23 is arranged at a middle position inside the installation cavity 20, connecting rods 22 are fixedly arranged at two ends of the second spring 23, a pressing column 21 is fixedly arranged at one side of the two connecting rods 22 away from each other, the pressing column 21 is slidably connected with the inner wall of the installation cavity 20, one ends of the two pressing columns 21 away from each other extend to the outside of the installation cavity 20, a through groove 25 is formed at a position inside the connecting bolt 7 corresponding to the connecting rods 22, one end of the connecting rod 22 close to the first connecting flange 3 passes through the inside of the through groove 25, a positioning column 27 is fixedly arranged at one end of the two connecting rods 22 away from each other close to the first connecting flange 3, a through hole 26 is formed at a position outside the connecting bolt 7 corresponding to the positioning column 27, a second sliding groove 24 is formed inside the connecting bolt 7, one end of the connecting rod 22, which is far away from the positioning column 27, is slidably connected with the second sliding groove 24, a positioning groove 28 is formed in a position of the inner wall of the connecting rod 31, which corresponds to the positioning column 27, one end of the positioning column 27 penetrates through the inside of the through hole 26 and is inserted into the positioning groove 28, and the length of the pressing column 21, which extends to the outside of the mounting cavity 20, is matched with the length of the positioning column 27, which extends to the outside of the connecting bolt 7.
According to the above structure, in the process of inserting the connecting bolt 7 into the screw hole 11, the two pressing posts 21 can be pressed to make the pressing posts 21 slide toward the inside of the mounting cavity 20, at this time, the second spring 23 is compressed, in the process of sliding the two pressing posts 21 toward the inside of the mounting cavity 20, the two pressing posts 21 drive the two connecting rods 22 to move toward the direction of mutual approach, so that the connecting rods 22 drive the positioning posts 27 to completely move to the inside of the through holes 26, when the connecting bolt 7 is inserted to a certain position, the limiting block 13 is gradually damped to be inserted into the inside of the limiting groove 12, when the limiting block 13 is completely inserted into the inside of the limiting groove 12, the position of the positioning post 27 corresponds to the positioning groove 28, at this time, the pressing posts 21 are loosened, due to the effect of the elastic force of the second spring 23, the connecting rods 22 drive the positioning posts 27 to be inserted into the inside of the positioning grooves 28, so as to complete the fixing of the connecting bolt 7, the probability of rotation of the connecting bolt 7 in the process of screwing the nut 5 is reduced, so that when a worker screws the nut 5, the other hand does not need to press the end, far away from the nut 5, of the connecting bolt 7, the worker can finish screwing the nut 5 by one hand, the other hand of the worker is released, the working pressure of the worker is reduced to a certain extent, and screwing of the nut 5 is facilitated.
The working principle of the invention is as follows:
when the valve body 1 and the conveying branch pipe 4 are connected and installed, the first connecting flange 3 is aligned with the second connecting flange 6, the limit inserting rod 9 is aligned with the limit sleeve 10, after the limit inserting rod 9 is aligned with the limit sleeve 10, the second connecting flange 6 is gradually close to the first connecting flange 3, in the process, the limit inserting rod 9 is gradually inserted into the limit sleeve 10, in the process that the limit inserting rod 9 is inserted into the limit sleeve 10, the sliding rod 15 on the limit sleeve 10 gradually slides in the first sliding groove 17, when the limit inserting rod 9 slides to a certain position in the limit sleeve 10, the position of the sliding rod 15 corresponds to the inserting groove 18, at the moment, under the elastic force action of the first spring 16, the sliding rod 15 is inserted into the inserting groove 18, so that the second connecting flange 6 is positioned and connected with the first connecting flange 3, after the worker loosens the hands, the second connecting flange 6 and the first connecting flange 3 cannot be separated, after the sliding rod 15 is inserted into the insertion groove 18, the installer can loosen the hands holding the first connecting flange 3 or the second connecting flange 6, simultaneously insert the connecting bolt 7 into the screw hole 11, and then screw the nut 5 to the corresponding position on the connecting bolt 7, so that the connection between the first connecting flange 3 and the second connecting flange 6 is completed, and the installation and connection between the valve body 1 and the conveying branch pipe 4 are completed;
in the process that the connecting bolt 7 is inserted into the screw hole 11, the two pressing columns 21 can be pressed to enable the pressing columns 21 to slide towards the inside of the installation cavity 20, at the moment, the second spring 23 is compressed, in the process that the two pressing columns 21 slide towards the inside of the installation cavity 20, the two pressing columns 21 drive the two connecting rods 22 to move towards the mutually approaching direction, so that the connecting rods 22 drive the positioning columns 27 to completely move to the inside of the through holes 26, when the connecting bolt 7 is inserted to a certain position, the limiting blocks 13 are gradually damped and inserted into the limiting grooves 12, when the limiting blocks 13 are completely inserted into the limiting grooves 12, the position of the positioning columns 27 corresponds to the positioning grooves 28, at the moment, the pressing columns 21 are loosened, due to the action of the elastic force of the second spring 23, the connecting rods 22 drive the positioning columns 27 to be inserted into the inside of the positioning grooves 28, so that the positioning of the connecting bolt 7 is completed, and the probability of the connecting bolt 7 rotating in the process of screwing the nut 5 is reduced, when the nut 5 is screwed by a worker, the other hand does not need to press one end, far away from the nut 5, of the connecting bolt 7, so that the worker can finish screwing of the nut 5 by one hand, the other hand of the worker is released, working pressure of the worker is reduced to a certain extent, and screwing of the nut 5 is facilitated.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and these improvements and modifications should also be construed as the protection scope of the present invention. Structures, devices, and methods of operation not specifically described or illustrated herein are generally practiced in the art without specific recitation or limitation.
Claims (7)
1. The utility model provides a dust pelletizing system resistance balancing unit, includes valve body (1), its characterized in that: the two sides of the valve body (1) are symmetrically and fixedly provided with connecting ends (2), one end of each connecting end (2) far away from the valve body (1) is provided with a conveying branch pipe (4), a first connecting flange (3) is fixedly arranged at one end of the connecting end (2) close to the conveying branch pipe (4), a second connecting flange (6) is fixedly arranged at one end of the conveying branch pipe (4) close to the valve body (1), the first connecting flange (3) and the second connecting flange (6) are both internally provided with screw holes (11) which penetrate through the first connecting flange and the second connecting flange, a connecting bolt (7) is arranged inside the screw hole (11), a nut (5) is connected with one end of the outer wall of the connecting bolt (7) close to the valve body (1) in a threaded manner, the first connecting flange (3) and the second connecting flange (6) are fixedly connected with each other through the matching of a connecting bolt (7) and the second connecting flange (6);
the top and the bottom of the second connecting flange (6) are both fixedly provided with connecting blocks (8), one side of each connecting block (8) close to the valve body (1) is fixedly provided with a limiting inserted rod (9), the outer side of the first connecting flange (3) is fixedly provided with a limiting sleeve (10) at a position corresponding to the limiting inserted rod (9), the limiting inserted rod (9) is inserted into the limiting sleeve (10), the front and the back of the limiting sleeve (10) are fixedly provided with sliding sleeves (14), the inside of each sliding sleeve (14) is provided with a sliding rod (15) in a sliding manner, one end of each sliding rod (15) extends to the outside of the sliding sleeve (14), a first spring (16) is arranged between the outer wall of each sliding rod (15) and the inner wall of the sliding sleeve (14), and an insertion groove (18) is formed in the positions of the front and the back of each limiting inserted rod (9) and corresponding to the sliding rod (15), one end of the sliding rod (15) close to the limiting insertion rod (9) is inserted into the insertion groove (18).
2. The resistance force balancing device of the dust removing system according to claim 1, wherein: the front surface and the back surface of the limiting insertion rod (9) are far away from one end of the connecting block (8) and are provided with first sliding grooves (17), the first sliding grooves (17) are communicated with the insertion grooves (18), and the depth of the insertion grooves (18) is larger than that of the first sliding grooves (17).
3. The resistance force balancing device of the dust removing system according to claim 1, wherein: the connecting bolt (7) is symmetrically and fixedly provided with limiting blocks (13) at one side close to the second connecting flange (6), limiting grooves (12) are formed in the positions, corresponding to the limiting blocks (13), of the outer side of the second connecting flange (6), and the limiting blocks (13) are inserted in the limiting grooves (12) in a damping mode.
4. The resistance force balancing device of the dust removing system according to claim 1, wherein: mounting chamber (20) have been seted up to the one end that first flange (3) were kept away from in connecting bolt (7), the inside intermediate position department of mounting chamber (20) is provided with second spring (23), the fixed connecting rod (22) that is provided with in both ends of second spring (23), two one side that connecting rod (22) deviate from each other is fixed and is provided with and presses post (21), press the inner wall sliding connection of post (21) and mounting chamber (20), two the one end that presses post (21) to deviate from each other extends to the outside of mounting chamber (20).
5. The resistance balancing device of the dust removing system according to claim 1, wherein: through groove (25) have been seted up with the corresponding position department of connecting rod (22) in connecting bolt (7) inside, the inside that leads to groove (25) is passed to one end that connecting rod (22) are close to first flange (3), two connecting rod (22) deviate from one side each other and are close to the fixed reference column (27) that is provided with of one end of first flange (3), through-hole (26) have been seted up with reference column (27) corresponding position department in the connecting bolt (7) outside, second spout (24) have been seted up to the inside of connecting bolt (7), the one end and second spout (24) sliding connection of reference column (27) are kept away from in connecting rod (22).
6. The resistance force balancing device of the dust removing system according to claim 1, wherein: a positioning groove (28) is formed in the position, corresponding to the positioning column (27), of the inner wall of the positioning column (31), and one end of the positioning column (27) penetrates through the inside of the through hole (26) and is inserted into the positioning groove (28).
7. The resistance force balancing device of claim 4, wherein: the length of the pressing column (21) extending to the outside of the mounting cavity (20) is matched with the length of the positioning column (27) extending to the outside of the connecting bolt (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210671972.8A CN115076490A (en) | 2022-06-15 | 2022-06-15 | Resistance balancing device of dust removal system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210671972.8A CN115076490A (en) | 2022-06-15 | 2022-06-15 | Resistance balancing device of dust removal system |
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| Publication Number | Publication Date |
|---|---|
| CN115076490A true CN115076490A (en) | 2022-09-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210671972.8A Pending CN115076490A (en) | 2022-06-15 | 2022-06-15 | Resistance balancing device of dust removal system |
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| CN216715358U (en) * | 2022-02-02 | 2022-06-10 | 孔珊珊 | Explosion-proof safety valve for chemical industry |
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