CN116085536A

CN116085536A - Temporary support frame for water conservancy pipeline installation

Info

Publication number: CN116085536A
Application number: CN202310298158.0A
Authority: CN
Inventors: 颜桂贵
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-03-24
Filing date: 2023-03-24
Publication date: 2023-05-09

Abstract

The invention relates to a temporary support frame, in particular to a temporary support frame for water conservancy pipeline installation. The temporary support frame for installing the water conservancy pipeline, which can adapt to uneven ground to support the water conservancy pipeline and improve the supporting effect, is needed to be designed. The utility model provides a temporary support frame for hydraulic pipeline installation, is including locating rack, lifter plate and bearing plate etc. locating rack upper portion sliding connection has the lifter plate, and the cross-under that the lifter plate left and right sides all slidingtype has the bearing plate that is used for supporting the hydraulic pipeline and places. According to the hydraulic pipeline supporting device, the supporting rod is pulled to swing outwards to the maximum stroke, then the bearing plate is adjusted to be in a horizontal state through sliding fit of the electromagnetic rod and the supporting rod, then the hydraulic pipeline is placed on the bearing plate, and the bearing plate supports the hydraulic pipeline.

Description

Temporary support frame for water conservancy pipeline installation

Technical Field

The invention relates to a temporary support frame, in particular to a temporary support frame for water conservancy pipeline installation.

Background

In hydraulic engineering, need lay the water conservancy pipeline, but partial water conservancy pipeline is installed in the eminence, then need use the support frame to support the water conservancy pipeline earlier, then install the water conservancy pipeline.

The chinese patent with the publication number CN110748737B discloses a hydraulic engineering's hydraulic pipeline installs with adjustable bearing structure, including base, first oblique support, second oblique support, third oblique support, interior pole, trapezoidal connecting plate, the first auxiliary stay structure of supporting seat and second auxiliary stay structure, the aforesaid patent is although can support hydraulic pipeline, but because the length of oblique support is fixed, when meetting uneven ground, is difficult to the adaptation and plays the supporting role, influences the supporting effect.

The invention aims to solve the problems in the above patent, and therefore provides a temporary support frame for installing a water conservancy pipeline, which can support the water conservancy pipeline by adapting to uneven ground and improve the supporting effect.

Disclosure of Invention

In order to overcome the defect that the supporting effect is affected by the difficulty in adapting to play a supporting role when the inclined support is fixed in length and encounters uneven ground although the hydraulic pipeline can be supported by the aid of the hydraulic pipeline supporting device, the temporary supporting frame for installing the hydraulic pipeline is capable of supporting the hydraulic pipeline by adapting to the uneven ground and improving the supporting effect.

The invention is realized by the following technical approaches:

the utility model provides a water conservancy pipeline installs with interim support frame, including the locating rack, the lifter plate, the bracing piece, the articulated frame, the locating disk, bearing plate and first spring, locating rack upper portion sliding connection has the lifter plate, the cross-under that lifter plate left and right sides all slidingtype has the bearing plate that is used for supporting the water conservancy pipeline and places, be connected with four first springs between the bearing plate lower part of left and right sides and the lifter plate bottom, the locating rack lower part is connected with three spinal branch vaulting poles along circumference evenly spaced's rotation, articulated have the articulated frame between the inboard upper portion of three spinal branch vaulting poles, articulated have the locating disk that is used for carrying out spacing to the bracing piece between the three articulated frame bottom, still including elevating system and supporting mechanism, be provided with the supporting mechanism who is used for adapting to uneven ground to support the bracing piece on the bracing piece, be provided with the elevating system that is used for driving the lifter plate removal on the locating rack.

Further description, still include the atress holding rod, the locating rack lateral surface downside lower part rigid coupling has the atress holding rod.

Further stated, the lifting mechanism comprises a servo motor, a thread bush and a screw rod, the middle of the upper part of the positioning frame is rotationally connected with the thread bush in a bilateral symmetry manner, the inner sides of the thread bushes on the left side and the right side are all in threaded connection with the screw rod for driving the lifting plate to move, the top ends of the screw rods on the left side and the right side are all installed with the bottom of the lifting plate in a bolt connection manner, the middle part of the positioning frame is fixedly connected with the servo motor, and the output shaft of the servo motor is in transmission with the upper parts of the outer sides of the thread bushes on the left side and the right side through a synchronous belt assembly.

Further stated, the supporting mechanism comprises electromagnetic rods, limiting blocks and torsion springs, the lower parts of the three supporting rods are magnetically adsorbed with the electromagnetic rods for supporting the supporting rods, the bottom ends of the three electromagnetic rods are rotatably connected with the limiting blocks, and the torsion springs are connected at the rotating positions between the limiting blocks and the electromagnetic rods.

The hydraulic pipeline clamping device comprises a hydraulic pipeline, and is characterized by further comprising a clamping mechanism for clamping and limiting the hydraulic pipeline, wherein the clamping mechanism comprises a sponge plate, a movable frame, stay wires, a straight groove plate, a movable rod, a second spring, clamping frames and torsion springs, wherein the upper parts of the front side and the rear side of the left side and the right side of the bearing plate are all rotationally connected with the clamping frames for clamping and limiting the hydraulic pipeline in a penetrating manner, the outer ends of the four clamping frames are fixedly connected with the straight groove plate, the inner sides of the four straight groove plates are all slidably connected with the movable rods, the second springs are respectively connected between the four movable rods and the inner sides of the four straight groove plates, the outer ends of the four movable rods are fixedly connected with stay wires, the movable frames for driving the stay wires to move downwards are connected with the front and rear side of the left side and the right side of the bearing plate in a penetrating manner, the top ends of the movable frames are fixedly connected with the sponge plate, and the torsion springs are connected at the rotating positions between the clamping frames and the bearing plates.

The hydraulic pipeline filling device is characterized by further comprising a filling mechanism for clamping and limiting a hydraulic pipeline, the filling mechanism comprises a filling air bag, an air duct, single-rod piston cylinders, third springs and positioning rods, the filling air bag for clamping and limiting the hydraulic pipeline is fixedly connected to the inner side face of each of the four clamping frames in a bilateral symmetry manner, the single-rod piston cylinders are connected to the left side and the right side of the bottom of the lifting plate in a sliding type through-connection manner, the third springs are connected between the outer sides of the four single-rod piston cylinders and the inner sides of the lifting plate, the air duct is communicated to the lower portions of the four single-rod piston cylinders, the tail ends of the air duct are connected and communicated with the filling air bag, the positioning rods are fixedly connected between the piston rods of the two single-rod piston cylinders on the left side and the piston rods of the two single-rod piston cylinders on the right side, and the top ends of the positioning rods on the left side and the two bearing plates on the left side are fixedly connected with the two bearing plates on the left side respectively.

Further description, still including locating screw and protection glue piece, lifter plate bottom bilateral symmetry threaded connection has the locating screw that is used for carrying out the regulation to the position that the bearing plate moved down, and both sides locating screw top all rotates and is connected with the protection glue piece.

Further description, still including locating frame and shielding plate, both sides all bilateral symmetry is connected with the locating frame through the damping rotation around the locating frame top, and the rigid coupling has the shielding plate that is used for carrying out the location to the water conservancy pipeline between two locating frames of front side, also rigid coupling has the shielding plate that is used for carrying out the location to the water conservancy pipeline between two locating frames of rear side.

The beneficial effects are that:

1. the supporting rod is pulled to swing outwards to the maximum stroke, then the horizontal state is adjusted through the sliding fit of the electromagnetic rod and the supporting rod, then the water conservancy pipeline is placed on the supporting plate, and the supporting plate supports the water conservancy pipeline.

2. Under clamping mechanism's effect, whenever the water conservancy pipeline is put on the bearing plate, clamping mechanism operation can press from both sides water conservancy pipeline tight spacing, can prevent that water conservancy pipeline from appearing the phenomenon of position offset from influencing the installation to improve the steadiness that water conservancy pipeline was placed.

3. Under the effect of filling mechanism, every time the water conservancy pipeline drives the bearing plate and moves down, filling mechanism function can with water conservancy pipeline contact and press from both sides tight spacing with water conservancy pipeline, filling mechanism has solved among the prior art and has pressed from both sides tight spacing problem with the water conservancy pipeline clamp of less specification, guarantees to press from both sides tight frame can be firm press from both sides tight spacing with the water conservancy pipeline of different specifications.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic view of a first partially cut-away structure of the present invention.

Fig. 3 is a schematic view of a part of a cross-sectional structure of the lifting mechanism of the present invention.

Fig. 4 is a schematic view of a partially cut-away structure of the support mechanism of the present invention.

Fig. 5 is a schematic view of a second partially cut-away structure of the present invention.

Fig. 6 is a schematic view of a partially cut-away structure of the clamping mechanism of the present invention.

FIG. 7 is an enlarged schematic view of section A of the present invention.

Fig. 8 is a schematic view of a partially cut-away structure of the filling mechanism of the present invention.

Fig. 9 is a schematic view of a third partial cross-sectional structure of the present invention.

Fig. 10 is a schematic view of a partial perspective structure of the present invention.

Reference numerals: 1_locating rack, 2_lifting plate, 3_supporting rod, 4_forced holding rod, 5_hinging rack, 6_locating disk, 7_bearing plate, 8_first spring, 9_lifting mechanism, 91_servo motor, 92_threaded sleeve, 93_screw, 10_supporting mechanism, 101_electromagnetic rod, 102_limiting block, 103_torsion spring, 11_clamping mechanism, 111_sponge plate, 112_movable rack, 113_stay wire, 114_straight slot plate, 115_movable rod, 116_second spring, 117_clamping rack, 118_torsion spring, 12_filling mechanism, 121_filling air bag, 122_air duct, 123_single rod piston cylinder, 124_third spring, 125_locating rod, 13_locating screw, 14_protective rubber block, 15_locating frame, 16_shielding plate.

Detailed Description

It should be noted that in the various embodiments described, identical components are provided with identical reference numerals or identical component names, wherein the disclosure contained throughout the description can be transferred in a meaning to identical components having identical reference numerals or identical component names. The position specification, upper, lower, lateral, etc. selected in the description are also referred to directly in the description and the figures shown and are transferred in the sense of a new position when the position is changed.

Example 1

The utility model provides a temporary support frame for hydraulic pipeline installation, including locating rack 1, lifter plate 2, bracing piece 3, atress holding rod 4, articulated frame 5, positioning disk 6, bearing plate 7, first spring 8, elevating system 9 and supporting mechanism 10, please see the illustration of fig. 1-4, locating rack 1 upper portion sliding connection has lifter plate 2, the cross-under that lifter plate 2 left and right sides all slidingtype has bearing plate 7, bearing plate 7 can realize supporting the hydraulic pipeline and place, be connected with four first springs 8 between the lower part of bearing plate 7 of left and right sides and the lifter plate 2 bottom, the articulated frame 5 that has between the inboard upper portion of three bracing pieces 3, articulated have positioning disk 6 between the 5 bottom of three articulated frame, the spacing to bracing piece 3 can be realized to the positioning disk 6, the mode that the atress holding rod 4 is installed through welded connection to the locating rack 1 lateral surface lower part is provided with supporting mechanism 10 on the bracing piece 3, when supporting mechanism 10 operates, supporting mechanism 10 can adapt to uneven ground and carry out supporting mechanism 9 when carrying out the operation to the supporting mechanism 1, movable mechanism 9 is realized on the lifting mechanism 9.

The lifting mechanism 9 comprises a servo motor 91, a thread sleeve 92 and a screw rod 93, as shown in fig. 2 and 3, the thread sleeve 92 is rotationally connected in the middle of the upper part of the positioning frame 1 in a bilateral symmetry manner, the screw rods 93 are connected to the inner sides of the thread sleeves 92 on the left side and the right side in a threaded manner, the top ends of the screw rods 93 on the left side and the right side are mounted with the bottom of the lifting plate 2 in a bolt connection manner, when the screw rods 93 rotate, the screw rods 93 can drive the lifting plate 2 to move, the servo motor 91 is mounted in the middle of the positioning frame 1 in a bolt connection manner, and the output shaft of the servo motor 91 is in transmission with the upper parts of the outer sides of the thread sleeves 92 on the left side and the right side through a synchronous belt assembly.

The supporting mechanism 10 includes electromagnetic rods 101, limiting blocks 102 and torsion springs 103, as shown in fig. 2 and 4, the electromagnetic rods 101 are magnetically absorbed on the lower parts of the three supporting rods 3, when the electromagnetic rods 101 are in contact with the ground, the electromagnetic rods 101 can support the supporting rods 3, the limiting blocks 102 are rotatably connected to the bottom ends of the three electromagnetic rods 101, and the torsion springs 103 are connected to the rotating parts between the limiting blocks 102 and the electromagnetic rods 101.

The three support rods 3 are pulled to move outwards firstly, the support rods 3 move outwards to drive the hinged frame 5 to swing outwards, the hinged frame 5 swings outwards to drive the positioning disc 6 to move upwards, when the positioning disc 6 moves upwards to the maximum stroke, the positioning disc 6 limits the support rods 3 through the hinged frame 5, at the moment, the device is placed on the ground, the limiting block 102 is contacted with the ground, the limiting block 102 can be tightly contacted with the ground due to the action of the torsion spring 103, the electromagnetic rods 101 are matched with the rugged ground due to the fact that the electromagnetic rods 101 can slide with the support rods 3, when the lifting plate 2 is in a horizontal state, the electromagnetic rods 101 can be started to fix the support rods 3, the electromagnetic rods 101 fix the support rods 3, the positioning frame 1 can be fixed by the support rods 3, the water conservancy pipeline is placed on the support plate 7, the water conservancy pipeline is driven by the water conservancy pipeline to move downwards to the maximum stroke, the first spring 8 is stretched, the water conservancy pipeline is supported by the first spring 8, the water conservancy pipeline is started to rotate the servo motor 91 alternately, the servo motor 91 rotates alternately, the lifting plate 92 rotates alternately, and the lifting plate 93 rotates alternately, and the lifting plate is driven by the screw rod is driven to move up and down by the lifting plate 2, and the lifting plate is driven by the lifting plate 2 to move by the lifting plate 3 to be in a closed state, and the accurate way, and the lifting plate is driven by the lifting plate and the lifting plate is mounted by the lifting plate and the lifting plate. Due to the action of the first spring 8, the bearing plate 7 moves upwards to reset, the electromagnetic rod 101 is pulled to move upwards to reset, the supporting rod 3 is pulled to swing inwards to reset, and the supporting rod 3 resets and drives the positioning disc 6 to move downwards to reset through the hinge bracket 5. Thus, through sliding connection between the electromagnetic rod 101 and the support rod 3, the rugged ground can be adapted to support the water conservancy pipeline, so that the supporting effect is improved.

Example 2

On the basis of embodiment 1, the hydraulic pipeline clamping device further comprises a clamping mechanism 11, the clamping mechanism 11 comprises a sponge plate 111, a movable frame 112, pull wires 113, a straight groove plate 114, movable rods 115, a second spring 116, clamping frames 117 and torsion springs 118, as shown in fig. 5-7, the upper parts of the front side and the rear side of the bearing plates 7 on the left side and the right side are rotatably connected with the clamping frames 117 in a penetrating manner, when the clamping frames 117 swing inwards, the clamping frames 117 can clamp and limit a hydraulic pipeline, the outer ends of the four clamping frames 117 are respectively provided with the straight groove plates 114 in a welding manner, the inner sides of the four straight groove plates 114 are respectively connected with the movable rods 115 in a sliding manner, the second springs 116 are respectively connected between the inner sides of the four movable rods 115 and the four straight groove plates 114, the outer ends of the four movable rods 115 are respectively fixedly connected with the pull wires 113, the movable frames 112 are respectively connected with the tail ends of the pull wires 113 on the left side and the right side, when the movable frames 112 move downwards, the movable frames 112 can drive the movable frames 113 to move downwards, and the rotary shafts 111 are fixedly connected with the tops of the torsion springs 118 between the movable frames 7.

The filling mechanism 12 comprises a filling air bag 121, an air duct 122, single-rod piston cylinders 123, third springs 124 and positioning rods 125, as shown in fig. 5 and 8, the filling air bag 121 is fixedly connected to the inner sides of the four clamping frames 117 in a bilateral symmetry manner, when the filling air bag 121 is expanded, the filling air bag 121 can clamp and limit a water conservancy pipeline, the single-rod piston cylinders 123 are connected to the left and right sides of the bottom of the lifting plate 2 in a longitudinal symmetry sliding manner in a penetrating manner, the third springs 124 are connected between the outer sides of the four single-rod piston cylinders 123 and the inner sides of the lifting plate 2, the lower parts of the four single-rod piston cylinders 123 are communicated with the air duct 122, the tail ends of the air duct 122 are connected and communicated with the filling air bag 121, the positioning rods 125 are fixedly connected between the piston rods of the two single-rod piston cylinders 123 on the left side and the piston rods of the two single-rod piston cylinders 123 on the right side, and the top ends of the positioning rods 125 on the left and the two side bearing plates 7 are respectively installed in a welding manner.

When the water conservancy pipeline is placed on the bearing plate 7, the water conservancy pipeline is in contact with the sponge plate 111, the water conservancy pipeline drives the sponge plate 111 to move downwards, the sponge plate 111 moves downwards to drive the movable frame 112 to move downwards, the movable frame 112 moves downwards to drive the pull wire 113 to move downwards, the pull wire 113 moves downwards to drive the movable rod 115 to move downwards, the movable rod 115 moves downwards to drive the linear groove plate 114 to swing downwards, the linear groove plate 114 swings downwards to enable the second spring 116 to be compressed, the linear groove plate 114 swings downwards to drive the clamping frame 117 to swing inwards, the torsion spring 118 is compressed, the clamping frame 117 swings inwards to be in contact with the water conservancy pipeline, and the clamping frame 117 clamps the water conservancy pipeline to be limited. After the water conservancy pipeline is installed, the device is lifted up to enable the bearing plate 7 to be separated from contact with the water conservancy pipeline, the sponge plate 111 is separated from contact with the water conservancy pipeline, the clamping frame 117 swings outwards to reset to drive the linear groove plate 114 to swing upwards to reset due to the action of the torsion spring 118, the linear groove plate 114 resets and drives the stay wire 113 to move upwards to reset through the movable rod 115, and the stay wire 113 resets and drives the sponge plate 111 to move upwards to reset through the movable frame 112. So, can prevent that the phenomenon of position deviation from appearing in the water conservancy pipeline from influencing the installation to improve the steadiness that the water conservancy pipeline was placed.

When the water conservancy pipeline is placed on the bearing plate 7, the clamping frame 117 moves inwards to clamp the water conservancy pipeline and limit, the clamping frame 117 swings inwards to drive the filling air bag 121 to swing inwards for a certain distance, then the bearing plate 7 moves downwards, the bearing plate 7 drives the positioning rod 125 to move downwards, the positioning rod 125 moves downwards to drive the piston rod of the single rod piston cylinder 123 to move downwards, air in the single rod piston cylinder 123 is pushed into the air duct 122, air in the air duct 122 is discharged into the filling air bag 121, the filling air bag 121 expands to be in contact with the water conservancy pipeline along with the air discharge, the filling air bag 121 clamps and limits the water conservancy pipeline further, and when the piston rod of the single rod piston cylinder 123 moves downwards to the maximum stroke, the positioning rod 125 moves downwards to drive the single rod piston cylinder 123 to move downwards, and the third spring 124 is compressed. When the device is picked up, the clamping frame 117 swings outwards to drive the filling air bag 121 to swing outwards to reset, meanwhile, the bearing plate 7 moves upwards to reset to drive the positioning rod 125 to move upwards, the positioning rod 125 moves upwards to drive the single rod piston cylinder 123 to move upwards for a certain distance, the third spring 124 stretches and resets, then the positioning rod 125 drives the piston rod of the single rod piston cylinder 123 to move upwards again to reset, and air in the filling air bag 121 is pumped into the single rod piston cylinder 123 through the air duct 122, and the filling air bag 121 continuously contracts and resets along with the air being pumped away. In this way, the clamping frame 117 can be prevented from being difficult to clamp and limit the water conservancy pipelines with smaller specifications, so that the clamping frame 117 can be ensured to clamp and limit the water conservancy pipelines with different specifications stably.

Example 3

On the basis of embodiment 1 and embodiment 2, still include positioning screw 13 and protection glue piece 14, please refer to the fig. 9 and show, elevating plate 2 bottom bilateral symmetry threaded connection has positioning screw 13, and positioning screw 13 can realize adjusting the position that bearing plate 7 moved down, and both sides positioning screw 13 top all rotates and is connected with protection glue piece 14.

Still including locating frame 15 and shielding plate 16, please refer to fig. 10 and show, locating frame 15 is connected with through the damping rotation to both sides bilateral symmetry around locating frame 1 top, and the rigid coupling has shielding plate 16 between two locating frames 15 of front side, also rigid coupling has shielding plate 16 between two locating frames 15 of rear side, and shielding plate 16 can realize carrying out the location to the water conservancy pipeline.

When the water conservancy pipeline needs to be supported, the positioning screw 13 is twisted firstly to rotate positively and negatively alternately to move up and down, the positioning screw 13 moves up and down to drive the protective rubber block 14 to move up and down, when the protective rubber block 14 moves up and down to a position where the bearing plate 7 is required to move down, the twisting of the positioning screw 13 is stopped, when the bearing plate 7 moves down, the bearing plate 7 moves down to be in contact with the protective rubber block 14, and the protective rubber block 14 limits the bearing plate 7. So, can be according to adjusting the height that bearing plate 7 supported the water conservancy pipeline to make things convenient for the installation of water conservancy pipeline.

When the water conservancy pipeline needs to be supported, the positioning frame 15 is pulled to drive the shielding plate 16 to swing outwards to a proper position, then the water conservancy pipeline is placed on the bearing plate 7, the positioning frame 15 is pulled to drive the shielding plate 16 to swing inwards to reset, the shielding plate 16 swings inwards to be in contact with the water conservancy pipeline, and the shielding plate 16 positions the water conservancy pipeline. When the water conservancy pipeline is installed, the positioning frame 15 is pulled to drive the shielding plate 16 to swing outwards to be separated from contact with the water conservancy pipeline, and the device can be lifted. So, can prevent that the deviation from appearing in the position that the water conservancy pipeline was placed from influencing the installation to improve the accuracy that the water conservancy pipeline was placed.

Finally, it is necessary to state that: the foregoing is provided to assist in understanding the technical solutions of the present invention, and is not to be construed as limiting the scope of protection of the present invention; insubstantial modifications and variations from the above teachings are within the scope of the invention as claimed.

Claims

1. The utility model provides a temporary support frame for water conservancy pipeline installation, including locating rack (1), lifter plate (2), bracing piece (3), articulated frame (5), positioning disk (6), bearing plate (7) and first spring (8), locating rack (1) upper portion sliding connection has lifter plate (2), the cross-under that lifter plate (2) both sides all slidingtype has bearing plate (7) that are used for supporting and place water conservancy pipeline, be connected with four first springs (8) between left and right sides bearing plate (7) lower part and lifter plate (2) bottom, the rotation of locating rack (1) lower part along circumference even interval is connected with three bracing piece (3), articulated have articulated frame (5) between three bracing piece (3) inboard upper portion, articulated have between three articulated frame (5) bottom to be used for carrying out spacing positioning disk (6) to bracing piece (3), characterized by, still including elevating system (9) and supporting mechanism (10), be provided with on bracing piece (3) and be used for adapting to uneven ground to support supporting mechanism (10), be provided with on locating rack (1) and be used for elevating system (9) to drive elevating system (2).

2. The temporary support frame for installing the water conservancy pipeline according to claim 1, further comprising a stressed holding rod (4), wherein the stressed holding rod (4) is fixedly connected to the lower part of the outer front side surface of the positioning frame (1).

3. The temporary support frame for installing water conservancy pipelines according to claim 1, wherein the lifting mechanism (9) comprises a servo motor (91), a thread bush (92) and a screw rod (93), the middle of the upper part of the positioning frame (1) is rotationally connected with the thread bush (92) in a bilateral symmetry manner, screw rods (93) for driving the lifting plate (2) to move are connected with the inner sides of the thread bushes (92) in a threaded manner, the top ends of the screw rods (93) on the left side and the right side are installed with the bottom of the lifting plate (2) in a bolt connection manner, the middle part of the positioning frame (1) is fixedly connected with the servo motor (91), and an output shaft of the servo motor (91) is in transmission with the outer upper parts of the thread bushes (92) on the left side and the right side through a synchronous belt assembly.

4. The temporary support frame for installing water conservancy pipelines according to claim 3, wherein the support mechanism (10) comprises electromagnetic rods (101), limiting blocks (102) and torsion springs (103), the electromagnetic rods (101) used for supporting the support rods (3) are magnetically adsorbed on the lower parts of the three support rods (3), the limiting blocks (102) are rotatably connected to the bottom ends of the three electromagnetic rods (101), and the torsion springs (103) are connected to the rotating parts between the limiting blocks (102) and the electromagnetic rods (101).

5. The temporary support frame for installing the water conservancy pipeline according to claim 4, further comprising a clamping mechanism (11) for clamping and limiting the water conservancy pipeline, wherein the clamping mechanism (11) comprises a sponge plate (111), a movable frame (112), a stay wire (113), a straight slot plate (114), a movable rod (115), a second spring (116), a clamping frame (117) and a torsion spring (118), the upper parts of the front side and the rear side of the left side bearing plate (7) are rotationally connected with the clamping frame (117) for clamping and limiting the water conservancy pipeline, the outer ends of the four clamping frames (117) are fixedly connected with the straight slot plate (114), the inner sides of the four straight slot plates (114) are fixedly connected with movable rods (115), the outer ends of the four movable rods (115) are fixedly connected with the stay wire (113), the front side and the rear side bearing plate (7) are symmetrically connected with the clamping frame (117) for driving the stay wire (113) to move downwards, and the left side bearing plate (112) and the right side bearing plate (112) are fixedly connected with the two side bearing plates (118) are fixedly connected with the left side bearing plate (112).

6. The temporary support frame for installing the water conservancy pipeline according to claim 5, further comprising a filling mechanism (12) for clamping and limiting the water conservancy pipeline, wherein the filling mechanism (12) comprises a filling air bag (121), an air duct (122), a single-rod piston cylinder (123), a third spring (124) and a positioning rod (125), the filling air bag (121) for clamping and limiting the water conservancy pipeline is fixedly connected on the inner side face of each of the four clamping frames (117) in a bilateral symmetry manner, the single-rod piston cylinder (123) is connected to the left side and the right side of the bottom of the lifting plate (2) in a sliding manner in a penetrating manner, a third spring (124) is connected between the outer sides of the four single-rod piston cylinders (123) and the inner side of the lifting plate (2), the lower parts of the four single-rod piston cylinders (123) are communicated with the air duct (122), the tail ends of the air duct (122) are connected and communicated with the filling air bag (121), the positioning rod (125) is fixedly connected between the piston rods of the two single-rod piston cylinders (123) on the left side and the right side, the piston rods of the two single-rod piston cylinders (123) are fixedly connected with the positioning rod (125) on the right side, and the top ends of the two single-rod piston cylinders (123) on the left side are fixedly connected with the piston rods of the left side and the two single-rod piston cylinders (123), and the top ends are fixedly connected with the bearing plates (7 respectively.

7. The temporary support frame for installing water conservancy pipelines according to claim 6, further comprising a positioning screw (13) and a protective rubber block (14), wherein the positioning screw (13) for adjusting the downward moving position of the bearing plate (7) is connected with left and right symmetrical threads at the bottom of the lifting plate (2), and the protective rubber block (14) is rotatably connected to the top ends of the positioning screws (13) at the left side and the right side.

8. The temporary support frame for installing the water conservancy pipeline according to claim 7, further comprising a positioning frame (15) and a shielding plate (16), wherein the positioning frame (15) is connected to the front side and the rear side of the top of the positioning frame (1) in a bilateral symmetry manner through damping rotation, the shielding plate (16) for positioning the water conservancy pipeline is fixedly connected between the two positioning frames (15) on the front side, and the shielding plate (16) for positioning the water conservancy pipeline is fixedly connected between the two positioning frames (15) on the rear side.