Reinforced installation process for sampling pipeline by steel cable
Technical Field
The invention relates to the technical field of air sampling tube fixing of an air suction type early smoke detection system, in particular to a reinforced mounting process of a steel cable on a sampling pipeline.
Background
The air suction type smoke detection system comprises a detector and a sampling network management, wherein the detector consists of an air suction pump, a filter, a laser detection cavity, a control circuit, a display circuit and the like, the air suction pump continuously collects air samples from a protected area through a sampling network consisting of a PVC pipe or a steel pipe, the air samples are put into the detector, dust particles are filtered out by the air samples through a filter assembly and then enter the detection cavity, a stable laser light source is arranged in the detection cavity, smoke particles scatter laser, scattered light enables a high-sensitivity light receiver to generate signals, photoelectric conversion is completed through system analysis, smoke concentration values and alarm levels thereof are displayed by the display, and the host transmits electric signals to a fire alarm control center and a centralized display device through a relay or a communication interface.
At least one pipe clamp hanging point or fulcrum is arranged on the straight line section of the sampling pipe at intervals of 1 m-1.5 m, and a hanging rod for hanging the sampling pipe at present is selected from galvanized round steel with the diameter of not less than 10. However, the technical scheme still has the defects that firstly, sampling pipelines in a high-volume factory building are relatively dense, the distance between supporting and hanging frames is small, a large number of support punching and fixing works are carried out, so that the safety of a structural roof is influenced, and the construction efficiency is very low; and the sampling pipeline is made of an ABS pipe, the expansion coefficient of thermal expansion and contraction and the expansion coefficient of a steel structure are greatly different, and the ABS pipe is easy to bend, deform and even fall off after the sampling pipeline is installed and is subjected to winter and summer changing, so that the research on the installation technical scheme which can adapt to thermal expansion and contraction and is economical is significant.
Disclosure of Invention
The invention aims to provide a reinforced installation process of a steel cable on a sampling pipeline, so as to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: the reinforced installation process of the steel cable on the sampling pipeline comprises a wall body, wherein the wall body is a side wall, and the wall body is symmetrically distributed;
the steel cable is arranged between the two walls, and a tensioning mechanism is arranged between the two sides of the steel cable and the walls and is used for tensioning the steel cable;
the sampling unit is arranged below the steel cable and comprises a first sampling pipe, a reinforcing mechanism is arranged between the first sampling pipe and the steel cable, the number of the reinforcing mechanisms is a plurality, and the reinforcing mechanisms are equidistantly distributed between the steel cable and the first sampling pipe arranged in the sampling unit;
the detector body is arranged on one side of one wall body, the upper end of the detector body is provided with a second sampling pipe, a third sampling pipe is arranged in the sampling unit, and the second sampling pipe is connected with the third sampling pipe through a mounting mechanism;
the sampling unit is internally provided with a sampling tube IV and a sampling tube V, one side of the sampling tube IV is connected with the sampling tube I, the sampling tube V is connected with the lower end of the sampling tube IV, and the sampling tube IV, the sampling tube V and the sampling tube I are integrally formed.
In a preferred embodiment: the reinforced mechanism comprises a first clamping hook, a second clamping hook, an elastic sheet, a first locking bolt and a reinforced plate, wherein the first clamping hook and the second clamping hook are respectively arranged on the steel cable, the lower ends of the first clamping hook and the second clamping hook are connected with the elastic sheet, the first locking bolt is connected with the bottom end of the elastic sheet in a threaded mode, the reinforced plate is fixedly connected with the reinforced plate at the upper end of the first locking bolt, the reinforced plate is the elastic plate, one end of the first sampling tube penetrates through the elastic sheet, the first sampling tube is reinforced with the reinforced plate through the elastic sheet, sampling holes are formed in the sampling tube, and Kong Duikong air is sampled.
In a preferred embodiment: the tensioning mechanism comprises a draw hook, a bayonet, a fixing plate, a locking bolt II, a locking bolt III, a fastening nut I, a mounting fixture block, a fastening nut II and a locking bolt IV, wherein a side wall body of the mounting fixture block is fixedly connected with a wall body, the other side of the mounting fixture block is in threaded connection with the locking bolt III, the outer wall of the locking bolt III is in threaded connection with the fastening nut I, the locking bolt III is far away from the fixing plate, the fixing plate is far away from the locking bolt III, the locking bolt II is in threaded connection with the locking bolt II, the draw hook is fixedly connected with the draw hook on one side of the locking bolt II, the bayonet matched with the draw hook is arranged on the steel rope, the draw hook penetrates through the bayonet to tighten the steel rope, one end of the mounting fixture block close to the wall body is in threaded connection with the locking bolt IV, the locking bolt IV is in threaded connection with the wall body, and one end of the locking bolt IV is in threaded connection with the fastening nut II.
In a preferred embodiment: the mounting mechanism comprises a fixed box, a threaded column, a first clamping plate and a second clamping plate, wherein one end outer wall of the fixed box is fixedly connected with a wall body, one side of the fixed box, far away from the wall body, is in threaded connection with the threaded column, two symmetrical clamping plates are movably arranged in the fixed box, the threaded column and the first clamping plate are linked through a transmission mechanism, the first clamping plate slides due to rotation of the threaded column, a second clamping plate is fixedly connected onto one side inner wall of the fixed box, which is close to the wall body, a connecting port of the second sampling tube and the third sampling tube is arranged at the middle position of the first clamping plate and the second clamping plate, and the first clamping plate and the second clamping plate are used for reinforcing connection of the second sampling tube and the third sampling tube.
In a preferred embodiment: the transmission mechanism comprises a connecting block, a first limiting plate, a first connecting plate, a second limiting post and a second connecting plate, wherein one end of the threaded post is rotationally connected with the connecting block, one end of the connecting block is rotationally connected with the first limiting plate, two symmetrically distributed connecting plates are fixedly connected to two end wall bodies of the first limiting plate, two limiting plates are fixedly connected to one end of the first connecting plate, the second limiting post is movably arranged on the second limiting plate, the second limiting post is fixedly connected with the second connecting plate, and one end of the second connecting plate is fixedly connected with the first clamping plate.
In a preferred embodiment: the second limiting plate is provided with an opening, the limiting column is slidably arranged in the opening, and the second connecting plate is slidably connected with the second limiting plate.
In a preferred embodiment: the bottom end inner wall of the fixed box is fixedly connected with a bottom plate, two groups of symmetrically distributed limiting blocks I and two symmetrically distributed limiting blocks II are fixedly connected to the bottom plate respectively, two groups of symmetrically distributed limiting grooves I are formed in the side wall of the limiting plate I, the limiting blocks I are slidably arranged in the limiting grooves I, limiting grooves II are formed in the wall body of the connecting plate II, the limiting blocks II are slidably arranged in the limiting grooves II, and the lower end of the connecting plate II is slidably connected with the bottom plate.
In a preferred embodiment: the three-way valve is arranged on the sampling tube five, the lower end of the sampling tube five is provided with a convex wall, the diameter of the convex wall is smaller than that of the inner wall of the sampling tube two, and rubber sealing rings are arranged on the lower end wall body of the sampling tube five and the upper end wall body of the sampling tube two.
In a preferred embodiment: the concrete reinforcement and installation process comprises the following steps:
firstly, attaching a sampling hole label to a first sampling tube according to the size of a drawing, and opening a sampling hole according to the opening size of a design drawing;
secondly, firstly laying a steel cable in a high and large protection area, respectively additionally installing tensioning mechanisms at two ends of the steel cable to prevent the steel cable from sagging, firstly clamping a draw hook into a bayonet, then tightening the steel cable by rotating a second locking bolt and a third locking bolt, fixing a mounting clamping block with a wall body by a fourth locking bolt arranged on one side of the mounting clamping block after tightening, and finely adjusting the state of the steel cable again by the third locking bolt after fixing, thereby completing tightening work of the steel cable;
thirdly, hanging the first sampling tube below the steel cable by adopting a reinforcing mechanism, clamping the first clamping hook and the second clamping hook on the steel cable, fine adjusting the position of the lower elastic sheet, enabling one side of the first sampling tube to penetrate through the inside of a plurality of elastic sheets arranged at equal intervals after adjustment, and then rotating the first locking bolt to drive the reinforcing plate to move upwards, so that the elastic sheet is matched with the reinforcing plate to complete the reinforcing work of the first sampling tube;
and fourthly, installing the sampling tube five and the sampling tube two, firstly inserting the convex wall into the sampling tube two, then positively rotating the threaded column, positively rotating the threaded column to drive the connecting block to move towards the sampling tube two, further enabling the limiting plate to move towards the sampling tube two under the action of the limiting groove I and the limiting block I, further driving the limiting plate two to move in the same direction through the connecting plates I, further enabling the connecting plates II to drive the clamping plates I to move towards the joint of the sampling tube five and the sampling tube two under the action of the limiting column and the opening I, and further completing the reinforcing work of the joint of the sampling tube five and the sampling tube two in cooperation with the clamping plates II.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, the first sampling pipe is hung by laying the steel cable, so that a large number of punching and fixing work of the first sampling pipe bracket is avoided, the safety of a structural top plate is not affected, the construction efficiency is greatly improved, the first sampling pipe is hung below the steel cable by adopting the reinforcing mechanism, which is equivalent to a telescopic bracket for the first sampling pipe, even if the expansion coefficients of the first sampling pipe and the expansion coefficients of the steel structure are different, the first sampling pipe cannot be bent and deformed, the stable and attractive installation of the sampling pipeline is ensured, the fastening performance of the connection between the fifth sampling pipe and the second sampling pipe is greatly improved by adopting the mounting mechanism, and compared with the mode of using glue for bonding at the connection part between the conventional sampling pipe and the detector pipeline, the device is convenient for dismounting the fifth sampling pipe and the second sampling pipe, the convenience of using the device is greatly improved, and the convenience of maintaining the suction type smoke sensing fire detection alarm system in the future is ensured.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present invention;
FIG. 3 is a schematic view of the reinforcement mechanism of the present invention;
FIG. 4 is a schematic top view of the interior of the stationary box of the present invention;
FIG. 5 is a schematic view of a portion of the construction of the mounting mechanism of the present invention;
FIG. 6 is a schematic cross-sectional view of the junction of a second sampling tube, a fifth sampling tube and a convex wall of the present invention;
in the figure: 1. a wall body; 2. a wire rope; 3. a sampling unit; 4. a sampling tube I; 5. a detector body; 6. a second sampling tube; 7. a sampling tube III; 8. a sampling tube IV; 9. sampling tube five; 10. a clamping hook I; 11. a second clamping hook; 12. an elastic sheet; 13. a first locking bolt; 14. a reinforcing plate; 15. a drag hook; 16. a bayonet; 17. a fixing plate; 18. a second locking bolt; 19. a third locking bolt; 20. fastening a first nut; 21. installing a clamping block; 22. fastening a second nut; 23. a fourth locking bolt; 24. a fixed box; 25. a threaded column; 26. a limiting groove II; 27. a clamping plate I; 28. a clamping plate II; 29. a connecting block; 30. a first limiting plate; 31. a first connecting plate; 32. a limiting plate II; 33. a limit column; 34. a second connecting plate; 35. an opening; 36. a bottom plate; 37. a first limiting block; 38. a second limiting block; 39. a first limit groove; 40. convex walls.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-6, the present invention provides the following technical solutions: a steel cable reinforced installation process for sampling pipelines comprises a wall body 1, wherein the wall body 1 is a side wall, and the wall body 1 is symmetrically distributed;
the steel cable 2 is arranged between the two walls 1, and a tensioning mechanism is arranged between the two sides of the steel cable 2 and the walls 1 and used for tensioning the steel cable 2;
the sampling units 3 are arranged below the steel cable 2, the sampling units 3 comprise sampling tubes I4, reinforcing mechanisms are arranged between the sampling tubes I4 and the steel cable 2, and the number of the reinforcing mechanisms is a plurality and are distributed between the steel cable 2 and the sampling tubes I4 arranged in the sampling units 3 at equal intervals;
the detector body 5 is arranged on one side of one wall body 1, a sampling tube II 6 is arranged at the upper end of the detector body 5, a sampling tube III 7 is arranged in the sampling unit 3, and the sampling tube II 6 is connected with the sampling tube III 7 through an installation mechanism;
the sampling unit 3 is internally provided with a sampling tube IV 8 and a sampling tube V9, one side of the sampling tube IV 8 is connected with the sampling tube I4, the sampling tube V9 is connected with the lower end of the sampling tube IV 8, and the sampling tube IV 8, the sampling tube V9 and the sampling tube I4 are integrally formed.
The reinforcing mechanism comprises a first clamping hook 10, a second clamping hook 11, an elastic sheet 12, a first locking bolt 13 and a reinforcing plate 14, wherein the first clamping hook 10 and the second clamping hook 11 are respectively arranged on the steel cable 2, the lower ends of the first clamping hook 10 and the second clamping hook 11 are connected with the elastic sheet 12, the bottom end of the elastic sheet 12 is in threaded connection with the first locking bolt 13, the upper end of the first locking bolt 13 is fixedly connected with the reinforcing plate 14, the reinforcing plate 14 is an elastic plate, one end of the first sampling tube 4 penetrates through the elastic sheet 12, the first sampling tube 4 is reinforced with the reinforcing plate 14 through the elastic sheet 12, sampling holes are formed in the sampling tube, and the sampling Kong Duikong gas is sampled.
The tensioning mechanism comprises a draw hook 15, a bayonet 16, a fixing plate 17, a locking bolt II 18, a locking bolt III 19, a fastening nut I20, a mounting clamping block 21, a fastening nut II 22 and a locking bolt IV 23, wherein a side wall body of the mounting clamping block 21 is fixedly connected with a wall body 1, the other side of the mounting clamping block 21 is in threaded connection with the locking bolt III 19, the fastening nut I20 is in threaded connection with the outer wall of the locking bolt III 19, one side of the locking bolt III 19 far away from the fastening nut I20 is in threaded connection with the fixing plate 17, one side of the fixing plate 17 far away from the locking bolt III 19 is in threaded connection with the locking bolt II 18, one side of the locking bolt II 18 is fixedly connected with the draw hook 15, a bayonet 16 matched with the draw hook 15 is arranged on the steel rope 2, the draw hook 15 stretches tightly the steel rope 2 through the bayonet 16, one end of the mounting clamping block 21 close to the wall body 1 is in threaded connection with the locking bolt IV 23, the locking bolt IV 23 is in threaded connection with the wall body 1, and one end of the locking bolt IV 23 is in threaded connection with the fastening nut II 22.
The mounting mechanism comprises a fixed box 24, a threaded column 25, a clamping plate I27 and a clamping plate II 28, wherein one end outer wall of the fixed box 24 is fixedly connected with the wall body 1, one side of the fixed box 24, far away from the wall body 1, is in threaded connection with the threaded column 25, two clamping plates I27 which are symmetrically and respectively distributed are movably arranged in the fixed box 24, the threaded column 25 and the clamping plate I27 are linked through a transmission mechanism, the clamping plates I27 slide due to rotation of the threaded column 25, a clamping plate II 28 is fixedly connected onto one side inner wall of the fixed box 24, close to the wall body 1, a connecting port of the sampling tube II 6 and the sampling tube III 7 is arranged at the middle position of the clamping plate I27 and the clamping plate II 28, and the clamping plate I27 and the clamping plate II 28 are used for reinforcing connection of the sampling tube II 6 and the sampling tube III 7.
The transmission mechanism comprises a connecting block 29, a first limiting plate 30, a first connecting plate 31, a second limiting plate 32, a limiting column 33 and a second connecting plate 34, wherein one end of the threaded column 25 is rotationally connected with the connecting block 29, one end of the connecting block 29 is rotationally connected with the first limiting plate 30, two symmetrically distributed first connecting plates 31 are fixedly connected to two end wall bodies of the first limiting plate 30, one end of the first connecting plate 31 is fixedly connected with a second limiting plate 32, two limiting columns 33 are movably arranged on the second limiting plate 32, the second limiting column 33 is fixedly connected with the second connecting plate 34, and one end of the second connecting plate 34 is fixedly connected with the first clamping plate 27.
The second limiting plate 32 is provided with an opening 35, the limiting column 33 is slidably arranged in the opening 35, the second connecting plate 34 is slidably connected with the second limiting plate 32, and the movement of the limiting column 33 can be limited due to the arrangement of the opening 35.
The bottom end inner wall of the fixed box 24 is fixedly connected with a bottom plate 36, two groups of limit blocks I37 and two symmetrically distributed limit blocks II 38 are fixedly connected to the bottom plate 36 respectively, two groups of limit grooves I39 are formed in the side wall of the limit plate I30, the limit blocks I37 are slidably arranged in the limit grooves I39, limit grooves II 26 are formed in the wall of the connecting plate II 34, the limit blocks II 38 are slidably arranged in the limit grooves II 26, and the lower end of the connecting plate II 34 is slidably connected with the bottom plate 36.
Be equipped with the three-way valve on the sampling pipe five 9, the lower extreme of sampling pipe five 9 is equipped with convex wall 40, the diameter of convex wall 40 is less than the inner wall diameter of sampling pipe two 6, all be equipped with rubber seal on the lower end wall body of sampling pipe five 9 and the upper end wall body of sampling pipe two 6, rubber seal's setting has increased the leakproofness between sampling pipe five 9 and the sampling pipe two 6, and through the setting of convex wall 40, can play certain guide effect when inserting sampling pipe five 9 lower extreme sampling pipe two 6 upper ends.
The concrete reinforcement and installation process comprises the following steps:
firstly, attaching a sampling hole label to a sampling tube I4 according to the size of a drawing, and opening a sampling hole according to the opening size of a design drawing;
secondly, firstly, laying a steel cable 2 in a high and large protection area, respectively adding tensioning mechanisms at two ends of the steel cable 2 to prevent the steel cable 2 from sagging, firstly clamping a draw hook 15 into a bayonet 16, then tightening the steel cable 2 by rotating a locking bolt II 18 and a locking bolt III 19, fixing the installation clamping block 21 with a wall body 1 through a locking bolt IV 23 arranged on one side of the installation clamping block 21 after tightening, and finely adjusting the state of the steel cable 2 again through the locking bolt III 19 after fixing, thereby completing tightening work of the steel cable 2;
thirdly, hanging the first sampling tube 4 below the steel cable 2 by adopting a reinforcing mechanism, clamping the first clamping hook 10 and the second clamping hook 11 on the steel cable 2, fine adjusting the position of the lower elastic sheet 12, enabling one side of the first sampling tube 4 to pass through the inside of the elastic sheets 12 which are equidistantly arranged after adjustment, and then rotating the first locking bolt 13 to drive the reinforcing plate 14 to move upwards, so that the elastic sheet 12 is matched with the reinforcing plate 14 to complete the reinforcing work of the first sampling tube 4;
fourth, the sampling tube five 9 and the sampling tube two 6 are installed, the convex wall 40 is inserted into the sampling tube two 6, then the threaded column 25 is rotated forward, the threaded column 25 rotates forward to drive the connecting block 29 to move towards the sampling tube two 6, then the limiting plate one 30 moves towards the sampling tube two 6 under the action of the limiting groove one 39 and the limiting block one 37, and then the two limiting plates two 32 are driven to move in the same direction through the two connecting plates one 31, so that the two connecting plates two 34 drive the two clamping plates one 27 to move towards the joint of the sampling tube five 9 and the sampling tube two 6 under the action of the limiting column 33 and the opening one 35, and then the clamping plates two 28 are matched to finish the reinforcing work of the joint of the sampling tube five 9 and the sampling tube two 6.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.