CN112879666B

CN112879666B - A water conservancy pipeline supporting connection structure for hydraulic engineering

Info

Publication number: CN112879666B
Application number: CN202110040029.2A
Authority: CN
Inventors: 胡勇; 徐冰红
Original assignee: Anhui Jinchuan Construction Engineering Co ltd
Current assignee: Anhui Jinchuan Construction Engineering Co ltd
Priority date: 2021-01-13
Filing date: 2021-01-13
Publication date: 2023-05-02
Anticipated expiration: 2041-01-13
Also published as: CN112879666A

Abstract

The utility model relates to a hydraulic pipeline support connection structure for hydraulic engineering, which comprises a support device arranged in an underground passage, wherein the support device comprises a top plate fixed on the inner top wall of the passage and a bottom plate fixed on the inner bottom wall of the passage; two vertical plates are fixed on the upper end face of the bottom plate; a transverse plate is arranged on one side of the two vertical plates opposite to each other; a fixed rod is fixed on the lower end surface of the top plate; the lower end surface of the top plate is provided with a first connecting plate in a sliding way; the lower end of the fixed rod passes through the first connecting plate and is fixed with a first positioning block; the lower end surface of the first connecting plate is provided with a first buffer clamping plate; the bottom plate is provided with a second connecting plate; a second buffer clamping plate is arranged on the second connecting plate; the bottom plate is provided with a driving device for driving the second connecting plate; the lower end surface of the first connecting plate is provided with a first rack, and the upper end surface of the second connecting plate is provided with a second rack; the transverse plate is rotationally connected with a driving gear; the first rack and the second rack are respectively meshed with two sides of the driving gear. The application has the effect of improving the application range of the supporting device.

Description

A water conservancy pipeline supporting connection structure for hydraulic engineering

Technical Field

The application relates to the field of hydraulic engineering technology, in particular to a hydraulic pipeline supporting and connecting structure for hydraulic engineering.

Background

At present, hydraulic engineering is an engineering which is used for controlling and preparing surface water and underground water in the nature and is constructed for achieving the purpose of removing harm and benefiting, and is also called as water engineering, water is an indispensable precious resource for human production and life, a large number of hydraulic pipelines are needed to be used in the hydraulic engineering, and supporting connecting frames are needed to be used for supporting and connecting the hydraulic pipelines from the ground.

Currently, chinese patent of utility model publication No. CN206543981U discloses a hydraulic pipeline support connection structure for hydraulic engineering, which comprises a base, the spout has been seted up to the upper end of base, sliding connection has four sliders in the spout, the sleeve is installed to the upper end of slider, peg graft in the sleeve has the stand, the lateral wall lower extreme of stand is connected with two rows of slide bars along vertical direction symmetry, the first recess that corresponds with the slide bar has been seted up to the telescopic inner wall, the left side of first pipeline is connected with the screw sleeve, the right side and the screw sleeve screw cup joint of second pipeline, threaded through-hole has been seted up to the upper end symmetry of semicircle ring, peg graft in the threaded through-hole has the threaded rod, four on the right side the one end of threaded rod is connected with the lateral wall of first pipeline, four on the left side the one end of threaded rod is connected with the second pipeline.

Aiming at the related technology, the inventor believes that the device has low flexibility and small application range in supporting and can not support water conservancy pipelines with different thicknesses well.

Disclosure of Invention

In order to improve strutting arrangement's application scope, this application provides a hydraulic pipeline support connection structure for hydraulic engineering.

The application provides a hydraulic pipeline supports connection structure for hydraulic engineering adopts following technical scheme:

the utility model provides a hydraulic pipeline supports connection structure for hydraulic engineering, includes the strutting arrangement who sets up in the underground passage and be used for supporting the pipeline, strutting arrangement includes roof, the bottom plate of being fixed in the passageway inner roof on being fixed in the passageway inner diapire; vertical plates are vertically fixed on the upper end face of the bottom plate and close to the two ends; a transverse plate is arranged on one side of each of the two vertical plates, which is opposite to each other, and is close to the upper end of each vertical plate; two fixing rods are fixed on the lower end face of the top plate; the lower end surface of the top plate is provided with a first connecting plate in a sliding manner; the lower end of the fixed rod passes through the first connecting plate and is fixed with a first positioning block; the lower end face of the first connecting plate is provided with a first buffer clamping plate for pressing the pipeline; the bottom plate is provided with a second connecting plate; a second buffer clamping plate for pressing the pipeline is arranged on the second connecting plate; the bottom plate is provided with a driving device for driving the second connecting plate; the lower end face of the first connecting plate is provided with a first rack, and the upper end face of the second connecting plate is provided with a second rack; the transverse plate is rotationally connected with a driving gear; the first rack and the second rack are respectively meshed with two sides of the driving gear.

Through adopting above-mentioned technical scheme, when installing the pipeline, at first place the pipeline on the second buffering splint, drive the second connecting plate through drive arrangement and rise, make the second rack on the second connecting plate and drive gear contact, the second rack rises and drives drive gear rotation, first rack with drive gear opposite side meshing drives first connecting plate and moves down, make first buffering splint compress tightly the upper surface of pipeline, stop the operation when drive arrangement, make the fixed in position of second connecting plate, the second rack is fixed, and then make first buffering splint compress tightly on the pipeline all the time, it is tight to press from both sides the pipeline, can be applicable to the pipeline installation of different thickness is fixed, first buffering splint and second buffering splint are favorable to improving the shock attenuation effect when receiving vibrations to the pipeline.

Preferably, the connecting spring is sleeved on the fixing rod; one end of the connecting spring is fixedly connected with the top plate, and the other end of the connecting spring is fixedly connected with the first connecting plate.

Through adopting above-mentioned technical scheme, set up the spring on the dead lever, under normal condition, second rack and drive gear do not contact, and connecting spring can make first connecting plate be difficult for taking place the possibility of downwardly moving under the action of gravity, can make first buffer splint and second buffer splint apart from certain distance, and then conveniently peg graft the pipeline on the second buffer splint.

Preferably, the driving device comprises a screw rod rotatably connected to the upper end surface of the bottom plate, a guide rod arranged on the upper end surface of the bottom plate, a worm wheel fixed on the screw rod and a worm rotatably connected to the bottom plate; the upper ends of the lead screw and the guide rod penetrate through the second connecting plate; the lead screw is in threaded connection with the second connecting plate; the worm is meshed with the worm wheel.

Through adopting above-mentioned technical scheme, rotate the worm for the worm drives the worm wheel and rotates, because the worm wheel is fixed in on the lead screw, makes the lead screw rotate, and the lead screw rotates and drives the second connecting plate of threaded connection on the lead screw and remove along the direction of height of lead screw, thereby can drive the second rack and can contact and mesh with drive gear.

Preferably, the first buffer clamping plate comprises a first limiting rod inserted on the first connecting plate, a first limiting block fixed at the upper end of the first limiting rod and a first arc-shaped plate fixed at the lower end of the first limiting rod; the first limiting rod is in sliding fit with the first connecting plate; and a first buffer spring is sleeved on the first limiting rod and positioned between the first connecting plate and the first arc-shaped plate.

Through adopting above-mentioned technical scheme, drive first buffer splint compress tightly behind the upper surface of pipeline, when the pipeline receives vibrations, can drive first arc and remove along vertical direction, and first buffer spring can cushion the pipeline, and then improves the support and the protection to the pipeline.

Preferably, the second buffer clamping plate comprises a second limiting rod inserted on the second connecting plate, a second limiting block fixed at the lower end of the second limiting rod and a second arc-shaped plate fixed at the upper end of the second limiting rod; the second limiting rod is in sliding fit with the second connecting plate; and a second buffer spring is sleeved on the second limiting rod and positioned between the second connecting plate and the second arc-shaped plate.

Through adopting above-mentioned technical scheme, the pipeline is placed between first buffering splint and second buffering splint, and the lower surface butt of second buffering splint and pipeline can drive the second gag lever post and slide along the thickness direction of second connecting plate when the pipeline receives vibrations, and then improves the buffer protection to the pipeline.

Preferably, the first rack is positioned at one side of the driving gear, which is close to the first buffer clamping plate; the first rack is connected with the pipeline through a fixing device.

Through adopting above-mentioned technical scheme, set up fixing device, be favorable to improving the joint strength of first rack and pipeline, and then strengthen to compressing tightly fixedly to the pipeline for support to the pipeline is more reliable and stable.

Preferably, the fixing device comprises a first fixing plate fixed on one side of the first rack close to the pipeline and a second fixing plate fixed on one side of the pipeline; the same side of the first fixing plate and the second fixing plate is provided with a mounting groove; the mounting groove is inserted into the mounting column; the mounting column is in threaded connection with a first fixing nut and a second fixing nut; the lower end face of the first fixing nut is abutted against the upper end face of the first fixing plate, and the upper end face of the second fixing nut is abutted against the lower end face of the second fixing plate.

Through adopting above-mentioned technical scheme, drive arrangement drives the second rack and rises the back for drive gear drives first rack and descends, and then drives first fixed plate and second fixed plate and be close to each other, peg graft the erection column in the mounting groove from one side of mounting groove, screw up first fixation nut and second fixation nut, make the lower terminal surface of first fixation nut support tightly with the up end of first fixed plate, the up end of second fixation nut supports tightly with the lower terminal surface of second fixed plate, carry out fixed connection with one side of pipeline and first rack, can make first buffer splint laminate in the pipeline top all the time, make the installation stability of pipeline higher.

Preferably, elastic sheets are arranged on two sides of the notch of the mounting groove; one end of the elastic sheet is a fixed end and the fixed end is fixedly connected with the side wall of the notch, and the free end of the elastic sheet is inclined towards the inside of the mounting groove.

Through adopting above-mentioned technical scheme, set up the elastic sheet, after pegging graft the erection column in the mounting groove, be favorable to reducing the erection column and follow the possibility of sliding out in the mounting groove, improve fixing device's connection reliability.

Preferably, a limiting device for limiting the rotation of the driving gear is arranged on the transverse plate.

Through adopting above-mentioned technical scheme, set up stop device, can restrict drive gear for after first buffer splint and second buffer splint hold the pipeline, can fix a position first buffer splint and second buffer splint, make the installation of pipeline more reliable and stable.

Preferably, the transverse plate is provided with a vertically arranged strip-shaped groove; the limiting device comprises a driving bar rotatably connected in the bar-shaped groove, a positioning plate fixed on one side of the transverse plate, close to the second rack, a first driving block fixed on one end of the driving bar, and a second driving block fixed on the other end of the driving bar; a fixed spring is connected between the first driving block and the positioning plate; the height of the second driving block is lower than that of the first driving block; a rotating shaft which is rotationally connected with the transverse plate is fixed on one side of the driving gear, and a square rod is fixed at one end of the rotating shaft, which is far away from the second rack; a limiting sleeve which is in plug-in fit with the square rod is arranged on one side, away from the fixed spring, of the second driving block; the lower part of the limiting sleeve is of an opening structure.

Through adopting above-mentioned technical scheme, when drive arrangement drives the second rack and rises, the upper end and the first drive piece butt of second rack promote first rack and rise, because the drive strip rotates to be connected in the bar inslot for the fixed second drive piece of drive strip other end descends, and then drives the stop collar cover and locate on the square pole, and the restriction square pole rotates with the axis of pivot as center of rotation, supports in the upper surface of pipeline after tight in first buffer splint, can restrict drive gear rotation, and then improves the fixed stability of pipeline.

In summary, the present application includes at least one of the following beneficial technical effects:

when the driving device stops running, the position of the second connecting plate is fixed, the second rack is fixed, and then the first buffer clamping plate is always pressed on the pipeline to clamp the pipeline, so that the device can be suitable for mounting and fixing pipelines with different thicknesses;

after the first buffer clamping plate is driven to be pressed on the upper surface of the pipeline, when the pipeline is vibrated, the first arc-shaped plate can be driven to move along the vertical direction, and the first buffer spring can buffer the pipeline, so that the support and protection of the pipeline are improved;

set up stop device, can restrict drive gear for after first buffer splint and second buffer splint hold the pipeline, can fix a position first buffer splint and second buffer splint, make the installation of pipeline more reliable and stable.

Drawings

Fig. 1 is a schematic overall structure of an embodiment of the present application.

Fig. 2 is a schematic structural view of a supporting device according to an embodiment of the present application.

Fig. 3 is an enlarged schematic view of the portion a in fig. 2.

Fig. 4 is a schematic structural view of a first cushion clamping plate and a second cushion clamping plate according to an embodiment of the present application.

Fig. 5 is an enlarged schematic view of the portion B in fig. 4.

Fig. 6 is an enlarged schematic view of portion C of fig. 2.

Reference numerals illustrate: 1. a support device; 11. a top plate; 12. a bottom plate; 13. a riser; 14. a cross plate; 141. a bar-shaped groove; 15. a first connection plate; 16. a second connecting plate; 17. a fixed rod; 171. a first positioning block; 172. a connecting spring; 2. a driving device; 21. a screw rod; 22. a guide rod; 23. a worm wheel; 24. a worm; 25. a second positioning block; 26. a vertical plate; 27. a first rack; 28. a second rack; 29. a drive gear; 3. a handle; 31. positioning gears; 32. positioning a tooth sleeve; 33. a crank; 34. iron blocks; 35. a magnet; 4. a first buffer clamping plate; 41. a first stop lever; 42. a first limiting block; 43. a first arcuate plate; 44. a first buffer spring; 5. a second buffer clamping plate; 51. a second limit rod; 52. a second limiting block; 53. a second arcuate plate; 54. a second buffer spring; 6. a fixing device; 61. a first fixing plate; 611. a mounting groove; 62. a second fixing plate; 63. a mounting column; 64. a first fixing nut; 65. a second fixing nut; 66. an elastic sheet; 7. a limiting device; 71. a drive bar; 72. a positioning plate; 73. a first driving block; 74. a second driving block; 75. a fixed spring; 76. a limit sleeve; 761. a first limiting plate; 762. and the second limiting plate.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-6.

The embodiment of the application discloses a hydraulic pipeline support connection structure for hydraulic engineering. Referring to fig. 1, a hydraulic pipeline supporting and connecting structure for hydraulic engineering comprises a supporting device 1 fixedly installed in an underground passage and used for supporting a pipeline, so that the pipeline is installed stably and reliably.

Referring to fig. 1, the supporting device 1 includes a top plate 11, a bottom plate 12, a vertical plate 13, a transverse plate 14, a first connecting plate 15 and a second connecting plate 16, the top plate 11 is fixedly mounted on an inner top wall of a channel, the bottom plate 12 is fixedly mounted on an inner bottom wall of the channel, lower ends of the vertical plates 13 are fixedly connected to an upper end face of the bottom plate 12, two vertical plates 13 are respectively adjacent to two ends of the bottom plate 12 in a length direction, the transverse plate 14 is vertically fixed to one side of one vertical plate 13 adjacent to the other vertical plate 13, the transverse plate 14 is adjacent to an upper end of the vertical plate 13, a vertical fixing rod 17 is fixed to a lower end face of the top plate 11 and adjacent to the two ends, a first positioning block 171 is fixed to a lower end of the fixing rod 17, and the first connecting plate 15 can be slidably arranged in a height direction of the fixing rod 17. The connecting spring 172 is sleeved on the fixing rod 17, one end of the connecting spring 172 is fixedly connected with the top plate 11, the other end of the connecting spring 172 is fixedly connected with the first connecting plate 15 and used for positioning the position of the first connecting plate 15, and the first connecting plate 15 and the top plate 11 keep a certain distance in a state of not receiving external force.

Referring to fig. 2 and 3, a driving device 2 is fixedly mounted on the bottom plate 12 and is used for driving the second connecting plate 16 to move vertically, the driving device 2 comprises a screw 21, a guide rod 22, a worm wheel 23 and a worm 24, the screw 21 is vertically arranged and rotationally connected to the upper end face of the bottom plate 12, the guide rod 22 is vertically fixed to the upper end face of the bottom plate 12, the guide rod 22 and the screw 21 are arranged at intervals along the length direction of the bottom plate 12, the worm wheel 23 is fixedly mounted on the screw 21, the worm wheel 23 is close to the lower end of the screw, the worm 24 is rotationally connected to the upper end face of the bottom plate 12, the axis of the worm 24 is mutually perpendicular to the length direction of the bottom plate 12, and the worm 24 is meshed with the worm wheel 23. The upper ends of the lead screw 21 and the guide rod 22 penetrate through the second connecting plate 16 and are fixed with a second positioning block 25, the lead screw 21 is in threaded connection with the second connecting plate 16, and the guide rod 22 is in sliding connection with the second connecting plate 16.

Referring to fig. 2 and 3, the vertical plates 26 are fixed on the upper end surface of the bottom plate 12 and near the two sides of the bottom plate 12, one end of the worm 24 passes through one vertical plate 26 and is fixed with the handle 3, the handle 3 comprises a positioning gear 31, a positioning tooth sleeve 32 and a crank 33, the positioning gear 31 is fixed on one end of the worm 24 passing through the vertical plate 26, the inside of the positioning gear 31 is in a hollow structure, the positioning tooth sleeve 32 is sleeved outside the positioning gear 31, the crank 33 is fixed on one side of the positioning tooth sleeve 32 far away from the positioning gear 31, one end of the crank 33 is inserted into the positioning gear 31, one end of the crank 33 inserted into the positioning gear 31 is fixed with an iron block 34, one side of the positioning gear 31 near the worm 24 is fixed with a magnet 35, and the iron block 34 is slidingly connected inside the positioning gear 31. When the worm wheel 23 is required to be driven to rotate, the positioning gear 31 is sleeved with the positioning gear 32, the iron block 34 and the magnet 35 are mutually adsorbed, the worm 24 is driven to rotate by rotating the handle 3, after the worm 24 is driven, the crank 33 is pulled to the side far away from the magnet 35, the magnet 35 is separated from the iron block 34, the positioning gear 32 is separated from the positioning gear 31, the iron block 34 can rotate in the positioning gear 31, and therefore the locking effect on the worm 24 is improved, and the worm 24 is not easy to rotate.

Referring to fig. 4, the first buffer clamping plate 4 is installed at a position, close to the middle, of the lower end surface of the first connecting plate 15, the first buffer clamping plate 4 comprises a first limiting rod 41, a first limiting block 42, a first arc-shaped plate 43 and a first buffer spring 44, the first limiting rod 41 is inserted on the first connecting plate 15 and can be slidably arranged along the thickness direction of the first connecting plate 15, the first limiting block 42 is fixed at the upper end of the first limiting rod 41, the first arc-shaped plate 43 is fixed at the lower end of the first limiting rod 41, an opening of the first arc-shaped plate 43 faces to the right lower side, the inner side wall of the first arc-shaped plate 43 is attached to the upper surface of a pipeline, the first buffer spring 44 is sleeved on the first limiting rod 41, and the first buffer spring 44 is located between the first connecting plate 15 and the first arc-shaped plate 43.

Referring to fig. 5, the second buffer clamping plate 5 is installed at a position on the upper end surface of the second connecting plate 16, which is close to the middle part, the second buffer clamping plate 5 comprises a second limiting rod 51, a second limiting block 52, a second arc plate 53 and a second buffer spring 54, the second limiting rod 51 is inserted on the second connecting plate 16 and can slide along the thickness direction of the second connecting plate 16, the second limiting block 52 is fixed at the lower end of the second limiting rod 51, the second arc plate 53 is fixed at the upper end of the second limiting rod 51, the opening of the second arc plate 53 faces to the right upper side, the inner side wall of the second arc plate 53 is attached to the lower surface of the pipeline, the second buffer spring 54 is sleeved on the second limiting rod 51, and the second buffer spring 54 is located between the second connecting plate 16 and the second arc plate 53.

Referring to fig. 4, two first racks 27 are fixed to a lower end surface of the first connection plate 15 at intervals, two second racks 28 are fixed to an upper end surface of the second connection plate 16 at intervals, a driving gear 29 is rotatably connected to the transverse plate 14, and one first rack 27 and one second rack 28 are engaged with both sides of one driving gear 29, respectively.

Referring to fig. 4 and 5, the first rack gear 27 is positioned at a side of the driving gear 29 near the first buffer clamping plate 4, and the first rack gear 27 is connected with the pipe through the fixing device 6. The fixing device 6 comprises a first fixing plate 61, a second fixing plate 62, a mounting column 63, a first fixing nut 64 and a second fixing nut 65, wherein the first fixing plate 61 is fixed on one side of the first rack 27 close to the pipeline, the second fixing plate 62 is fixed on one side of the pipeline, two second fixing plates 62 are symmetrically arranged on the same side wall of the first fixing plate 61 and the second fixing plate 62 which are positioned on the same side of the pipeline, mounting grooves 611 are formed in the same side wall of the first fixing plate 61 and the second fixing plate 62, the mounting column 63 is inserted into the mounting grooves 611, the first fixing nut 64 and the second fixing nut 65 are connected onto the mounting column 63 in a threaded mode, the lower end face of the first fixing nut 64 abuts against the upper end face of the first fixing plate 61, and the upper end face of the second fixing nut 65 abuts against the lower end face of the second fixing plate 62. In order to improve the connection between the mounting post 63 and the mounting groove 611, arc-shaped elastic pieces 66 are fixed on both sides of the notch of the mounting groove 611, one end of each elastic piece 66 is a fixed end, the other end is a free end, the fixed end of each elastic piece 66 is fixedly connected with the side wall of the notch of the mounting groove 611, the free end of each elastic piece 66 is inclined towards the inside of the mounting groove 611, and the inner side wall of each elastic piece 66 faces the groove wall of the mounting groove 611.

Referring to fig. 2 and 6, in order to improve the clamping effect of the first buffer clamping plate 4 and the second buffer clamping plate 5 on the pipeline, a limiting device 7 is installed on the transverse plate 14 and used for limiting the rotation of the driving gear 29, a strip-shaped groove 141 is formed in the transverse plate 14, the height direction of the strip-shaped groove 141 is consistent with the height direction of the transverse plate 14, the limiting device 7 comprises a driving strip 71, a positioning plate 72, a first driving block 73 and a second driving block 74, the driving strip 71 is rotatably connected in the strip-shaped groove 141, the driving strip 71 is obliquely arranged, two ends of the driving strip 71 respectively penetrate through two sides of the transverse plate 14, the first driving block 73 is fixed at one end, close to the second rack 28, of the driving strip 71, the second driving block 74 is fixed at one end, far from the second rack 28, of the positioning plate 72 is fixed at one side, close to the second rack 28, the positioning plate 72 is located above the first driving block 73, a fixing spring 75 is connected between the first driving block 73 and the positioning plate 72, the height of the second driving block 74 is lower than the first driving block 73, one side of the driving strip 71 is rotatably connected to one side of the driving plate 29, the rotating shaft is far from the second side, close to the limiting sleeve 76 is fixed at one end, close to the second end 76 is far from the limiting sleeve 76 is fixed at one side, and is far from the limiting sleeve 76. When the second rack 28 rises, the first driving block 73 is jacked up, so that the square rod is clamped in the cavity enclosed by the first limiting plate 761, the second limiting plate 762 and the transverse plate 14, the square rod is not easy to rotate, the driving gear 29 is not easy to rotate, and the first buffer clamping plate 4 and the second buffer clamping plate 5 are stably clamped on the surface of a pipeline.

The implementation principle of the hydraulic pipeline supporting and connecting structure for hydraulic engineering is as follows: when the pipeline is installed, the pipeline is firstly placed on the second buffer clamping plate 5, the worm 24 is rotated, the worm 24 drives the worm wheel 23 to rotate, the screw 21 rotates to drive the second connecting plate 16 which is in threaded connection with the screw 21 to move along the height direction of the screw 21, and therefore the second rack 28 can be driven to be in contact with and meshed with the driving gear 29. Continuing to rotate the worm 24, the second rack 28 rises to drive the driving gear 29 to rotate, and the first rack 27 meshed with the other side of the driving gear 29 drives the first connecting plate 15 to move downwards, so that the first buffer clamping plate 4 compresses the upper surface of the pipeline. When the second rack 28 rises, the upper end of the second rack 28 is abutted against the first driving block 73, so that the second driving block 74 descends, and the limit sleeve 76 is driven to be in plug-in fit with the square rod, so that the fixed connection between the first buffer clamping plate 4 and the second buffer clamping plate 5 is further improved. Finally, the mounting post 63 is inserted into the mounting groove 611, and the first fixing nut 64 and the second fixing nut 65 are screwed down, so that the first fixing nut 64 and the second fixing nut 65 clamp the first fixing plate 61 and the second fixing plate 62.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. A hydraulic pipeline supports connection structure for hydraulic engineering, including setting up in underground passage and being used for supporting strutting arrangement (1) of pipeline, its characterized in that: the supporting device (1) comprises a top plate (11) fixed on the inner top wall of the channel and a bottom plate (12) fixed on the inner bottom wall of the channel; vertical plates (13) are vertically fixed at the positions, close to the two ends, of the upper end face of the bottom plate (12); a transverse plate (14) is arranged on one side of the two vertical plates (13) opposite to each other, and the transverse plate (14) is close to the upper end of the vertical plate (13); two fixing rods (17) are fixed on the lower end face of the top plate (11); a first connecting plate (15) is slidably arranged on the lower end surface of the top plate (11); the lower end of the fixed rod (17) passes through the first connecting plate (15) and is fixed with a first positioning block (171); the lower end face of the first connecting plate (15) is provided with a first buffer clamping plate (4) for pressing the pipeline; the bottom plate (12) is provided with a second connecting plate (16); a second buffer clamping plate (5) for pressing the pipeline is arranged on the second connecting plate (16); a driving device (2) for driving the second connecting plate (16) is arranged on the bottom plate (12); the lower end face of the first connecting plate (15) is provided with a first rack (27), and the upper end face of the second connecting plate (16) is provided with a second rack (28); a driving gear (29) is rotatably connected to the transverse plate (14); the first rack (27) and the second rack (28) are respectively meshed with two sides of the driving gear (29); a limiting device (7) for limiting the rotation of the driving gear (29) is arranged on the transverse plate (14); the transverse plate (14) is provided with a vertically arranged strip-shaped groove (141); the limiting device (7) comprises a driving bar (71) rotatably connected in the bar-shaped groove (141), a positioning plate (72) fixed on one side of the transverse plate (14) close to the second rack (28), a first driving block (73) fixed on one end of the driving bar (71), and a second driving block (74) fixed on the other end of the driving bar (71); a fixed spring (75) is connected between the first driving block (73) and the positioning plate (72); the height of the second driving block (74) is lower than that of the first driving block (73); a rotating shaft which is rotationally connected with the transverse plate (14) is fixed on one side of the driving gear (29), and a square rod is fixed at one end of the rotating shaft far away from the second rack (28); a limiting sleeve (76) which is in plug-in fit with the square rod is arranged on one side, away from the fixed spring (75), of the second driving block (74); the lower part of the limiting sleeve (76) is of an opening structure.

2. A hydraulic conduit support connection for hydraulic engineering according to claim 1, wherein: a connecting spring (172) is sleeved on the fixed rod (17); one end of the connecting spring (172) is fixedly connected with the top plate (11), and the other end of the connecting spring (172) is fixedly connected with the first connecting plate (15).

3. A hydraulic conduit support connection for hydraulic engineering according to claim 1, wherein: the driving device (2) comprises a screw rod (21) rotatably connected to the upper end surface of the bottom plate (12), a guide rod (22) arranged on the upper end surface of the bottom plate (12), a worm wheel (23) fixed on the screw rod (21) and a worm (24) rotatably connected to the bottom plate (12); the upper ends of the lead screw (21) and the guide rod (22) penetrate through the second connecting plate (16); the screw rod (21) is in threaded connection with the second connecting plate (16); the worm (24) is meshed with the worm wheel (23).

4. A hydraulic conduit support connection for hydraulic engineering according to claim 1, wherein: the first buffer clamping plate (4) comprises a first limiting rod (41) inserted on the first connecting plate (15), a first limiting block (42) fixed at the upper end of the first limiting rod (41) and a first arc-shaped plate (43) fixed at the lower end of the first limiting rod (41); the first limiting rod (41) is in sliding fit with the first connecting plate (15); a first buffer spring (44) is sleeved on the first limiting rod (41) and positioned between the first connecting plate (15) and the first arc-shaped plate (43).

5. A hydraulic conduit support connection for hydraulic engineering according to claim 1, wherein: the second buffer clamping plate (5) comprises a second limiting rod (51) inserted on the second connecting plate (16), a second limiting block (52) fixed at the lower end of the second limiting rod (51) and a second arc-shaped plate (53) fixed at the upper end of the second limiting rod (51); the second limiting rod (51) is in sliding fit with the second connecting plate (16); and a second buffer spring (54) is sleeved on the second limiting rod (51) and positioned between the second connecting plate (16) and the second arc-shaped plate (53).

6. A hydraulic conduit support connection for hydraulic engineering according to claim 1, wherein: the first rack (27) is positioned on one side of the driving gear (29) close to the first buffer clamping plate (4); the first rack (27) is connected with the pipeline through a fixing device (6).

7. The hydraulic pipeline support connection structure for hydraulic engineering according to claim 6, wherein: the fixing device (6) comprises a first fixing plate (61) fixed on one side of the first rack (27) close to the pipeline and a second fixing plate (62) fixed on one side of the pipeline; the same side of the first fixing plate (61) and the second fixing plate (62) is provided with a mounting groove (611); the mounting groove (611) is internally inserted and connected with a mounting column (63); the mounting column (63) is in threaded connection with a first fixing nut (64) and a second fixing nut (65); the lower end face of the first fixing nut (64) is abutted against the upper end face of the first fixing plate (61), and the upper end face of the second fixing nut (65) is abutted against the lower end face of the second fixing plate (62).

8. The hydraulic pipeline support connection structure for hydraulic engineering according to claim 7, wherein: elastic sheets (66) are arranged on two sides of the notch of the mounting groove (611); one end of the elastic sheet (66) is a fixed end which is fixedly connected with the side wall of the notch, and the free end of the elastic sheet (66) is inclined towards the inside of the mounting groove (611).