CN211472144U - Temporary support device capable of being turned over - Google Patents
Temporary support device capable of being turned over Download PDFInfo
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- CN211472144U CN211472144U CN201921200704.8U CN201921200704U CN211472144U CN 211472144 U CN211472144 U CN 211472144U CN 201921200704 U CN201921200704 U CN 201921200704U CN 211472144 U CN211472144 U CN 211472144U
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Abstract
The utility model discloses a temporary support device capable of being turned over, which comprises a three-dimensional pushing device used for adjusting the position of a beam body, a power unit used for providing driving force for the three-dimensional pushing device, a control system used for connecting the power unit with the three-dimensional pushing device and a fixed support device used for installing the three-dimensional pushing device and supporting the beam body which is adjusted in place, wherein the control system controls the power unit to transmit the power to the three-dimensional pushing device, thereby controlling the three-dimensional pushing device to drive the beam body to move along the height direction, the length direction and/or the width direction and adjust to a target position, a plurality of fixed support devices are arranged at the erection position of the beam body along the extending direction of the bridge, after the three-dimensional pushing device adjusts the position of the beam body in place, the three-dimensional pushing device is detached from a fixed support device and installed on the next fixed support device, so as to adjust the position of the next beam body.
Description
Technical Field
The utility model relates to a bridge engineering equipment field especially relates to a can have enough to meet need temporary support device.
Background
In bridge engineering, the support is used as a component for transmitting force to a bridge abutment by a bridge span bearing structure, and the installation precision of the support has important influence on the stress of a bridge. Through the technical development of many years, the bridging technology is mature day by day, various types of bridge girder erection machines are developed endlessly, although the bridge girder erection machines can also meet the precision requirement of bridge erection, the bridge girder erection machines are generally only suitable for a simply supported bridge structure, the applicability to the bridge structure which needs system conversion continuously after simple support is poor, and the erection process is greatly influenced by equipment and weather. For a simply supported-before-continuous structure system, because post-cast strip construction exists, a temporary support needs to be installed to release hoisting equipment under stress before post-cast strip construction and permanent support installation are completed. The conventional temporary support device capable of transferring cannot be adjusted after a beam body is hoisted in place, and once the installation precision does not meet the requirement, hoisting equipment is required to be hoisted and installed again, so that resource waste is caused.
SUMMERY OF THE UTILITY MODEL
The utility model provides a can have enough to meet need interim support device to solve the technical problem that current interim support device can't adjust the roof beam body of taking one's place to hoist and mount.
The utility model adopts the technical scheme as follows: a temporary support device capable of being turned over comprises a three-dimensional pushing device used for adjusting the position of a beam body, a power unit used for providing driving force for the three-dimensional pushing device, a control system used for connecting the power unit with the three-dimensional pushing device and a fixed supporting device used for installing the three-dimensional pushing device and supporting the beam body which is adjusted in place, wherein the control system controls the power unit to transmit the power to the three-dimensional pushing device so as to control the three-dimensional pushing device to drive the beam body to move and adjust to a target position along the height direction, the length direction and/or the width direction, a plurality of fixed supporting devices are arranged at the erection position of the beam body along the extension direction of a bridge, after the position of the beam body is adjusted in place by the three-dimensional pushing device, the three-dimensional pushing device is detached from the previous fixed supporting device and is installed on the next fixed supporting device, so as to adjust the position of the next beam body.
Further, the three-dimensional pushing device comprises a vertical adjusting mechanism for supporting the beam body and driving the beam body to move and adjust along the height direction, a transverse adjusting mechanism for driving the beam body to move and adjust along the width direction and a longitudinal adjusting mechanism for driving the beam body to move and adjust along the length direction; the fixed supporting device comprises a fixed bottom plate used for installing a vertical adjusting mechanism, a transverse adjusting mechanism and a longitudinal adjusting mechanism.
Furthermore, the fixed supporting device also comprises a longitudinal sliding plate which is in sliding connection with the fixed bottom plate along the length direction of the beam body, the longitudinal adjusting mechanism comprises a longitudinal jack which is fixed on the longitudinal sliding plate, and a jack mounting seat which is used for fixing the longitudinal jack (13) is arranged on the fixed bottom plate.
Furthermore, two longitudinal jacks are oppositely arranged on the longitudinal sliding plate, each longitudinal jack is provided with a longitudinal piston rod arranged along the length direction of the beam body and a longitudinal oil cylinder for driving the longitudinal piston rod to extend and contract, and the longitudinal piston rods are fixed on the jack mounting seats; the longitudinal jack comprises two longitudinal piston rods, and the piston rods, the oil cylinder and the jack mounting seat are arranged in a one-to-one correspondence mode.
Furthermore, the fixed supporting device further comprises a transverse sliding plate which is connected with the longitudinal sliding plate in a sliding mode along the width direction of the beam body, the transverse adjusting mechanism comprises a transverse jack which is installed on the longitudinal sliding plate, and a fixed supporting frame which is used for fixing a piston rod of the transverse jack and supporting the beam body is arranged on the transverse sliding plate.
Furthermore, the transverse sliding plate is provided with a mounting groove for the transverse jack to pass through, and the fixed support frame is erected around the mounting groove.
Further, vertical adjustment mechanism includes installs the vertical jack on horizontal slide along the direction of height, and fixed support frame is including being used for carrying out the fixed post that supports to the roof beam body and connecting in the connecting rod that is used for the piston rod of fixed horizontal jack between the fixed post.
Further, the power unit comprises a hydraulic pump station, the control system comprises a field controller, and the field controller is respectively communicated with the hydraulic pump station, the longitudinal jack, the transverse jack and the oil cylinder of the vertical jack through a plurality of oil pipes so as to control the hydraulic pump station to respectively charge oil and/or discharge oil to the oil cylinder of at least one of the longitudinal jack, the transverse jack and the vertical jack.
Furthermore, the control system also comprises a main control console connected with the field controller, the main control console transmits control signals to the field controller, and the field controller receives the control signals and controls the hydraulic pump station (2) to respectively fill and/or discharge oil to the oil cylinders of the longitudinal jack, the transverse jack and/or the vertical jack according to the control signals.
Furthermore, the three-dimensional thrusting devices and the fixed supporting devices are arranged in a plurality along the width direction of the bridge, the three-dimensional thrusting devices, the fixed supporting devices, the field controllers and the hydraulic pump stations correspond to one another one by one, and the main control console is connected with the field controllers.
The utility model discloses following beneficial effect has:
the utility model discloses a can have enough to meet need temporary support device, the fixed bolster is installed on the temporary support system, three-dimensional thrustor is installed on the fixed bolster, the rethread hoisting equipment erects the roof beam body on three-dimensional thrustor, according to the deviation between the position of the roof beam body and the target installation position, through control system control power unit with power transmission to three-dimensional thrustor, thereby control three-dimensional thrustor drive roof beam body along direction of height, length direction and/or width direction removal regulation to the target position, support the roof beam body through the fixed bolster after the roof beam body position regulation targets in place, remove three-dimensional thrustor from current fixed bolster again and install three-dimensional thrustor on next fixed bolster, in order to have enough to meet the need next time, adjust next roof beam body to target in place; the three-dimensional pushing device is expensive in manufacturing cost, the three-dimensional pushing device is arranged along the extending direction of the bridge through the plurality of fixed supporting devices, the three-dimensional pushing device is sequentially installed on the plurality of fixed supporting devices, and the plurality of beam bodies are sequentially adjusted in place, so that the turnover use of the three-dimensional pushing device is realized, the occupied time of the three-dimensional pushing device is reduced, the cost is saved, a permanent support is installed below the adjusted beam body while the next beam body is adjusted, the construction of a bridge support is completed, the whole construction process does not need to repeatedly hoist the beam body through hoisting equipment to adjust the installation position of the beam body, the construction efficiency is improved, the construction period is shortened, the operation is simple, and the installation position of the beam body is accurate.
In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail below with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:
fig. 1 is a schematic structural view of a rotatable temporary support device according to a preferred embodiment of the present invention;
fig. 2 is a schematic structural view of a three-dimensional pushing device according to a preferred embodiment of the present invention.
1. A three-dimensional pushing device; 11. a vertical jack; 12. a longitudinal jack; 13. a transverse jack; 2. a hydraulic pump station; 3. a field controller; 4. a main console; 5. fixing the supporting device; 51. fixing a strut; 52. fixing the bottom plate; 53. a jack mount; 54. a longitudinal slide; 55. a transverse slide plate.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Fig. 1 is a schematic structural view of a rotatable temporary support device according to a preferred embodiment of the present invention; fig. 2 is a schematic structural view of a three-dimensional pushing device according to a preferred embodiment of the present invention.
As shown in FIG. 1, the utility model discloses a but temporary support device can have enough to meet need of preferred embodiment, including being used for carrying out the three-dimensional thrustor 1 that adjusts to the position of the roof beam body, a power pack for providing drive power for three-dimensional thrustor 1, a control system for being connected power pack and three-dimensional thrustor 1 and be used for installing three-dimensional thrustor 1 and carry out the fixed stay device 5 that supports to the roof beam body that adjusts the target position, control system control power pack transmits power to three-dimensional thrustor 1, thereby control three-dimensional thrustor 1 drive roof beam body along the direction of height, length direction and/or width direction removal are adjusted to the target position, the erection position department of roof beam body is laid along the extending direction of bridge to a plurality of fixed stay devices 5, three-dimensional thrustor 1 puts the position of roof beam body in place the back, through demolising three-dimensional thrustor 1 from current fixed stay device 5 and install three-dimensional thrustor 1 in next fixed stay device And 5, adjusting the position of the next beam body. The turnover temporary support device of the utility model is characterized in that a fixed support device 5 is arranged on a temporary support system, a three-dimensional pushing device 1 is arranged on the fixed support device 5, a beam body is erected on the three-dimensional pushing device 1 through a hoisting device, according to the deviation between the position of the beam body and the target installation position, the power unit is controlled by the control system to transmit power to the three-dimensional pushing device 1, therefore, the three-dimensional pushing device 1 is controlled to drive the beam body to move and adjust to the target position along the height direction, the length direction and/or the width direction, the beam body is supported through the fixed supporting device 5 after the position of the beam body is adjusted to the target position, then the three-dimensional pushing device 1 is detached from the current fixed supporting device 5, the three-dimensional pushing device 1 is installed on the next fixed supporting device 5, the next turnover is carried out, and the next beam body is adjusted to the target position. The three-dimensional pushing device 1 is expensive in manufacturing cost, the three-dimensional pushing device is arranged along the extending direction of the bridge through the plurality of fixed supporting devices 5, the three-dimensional pushing device 1 is sequentially installed on the plurality of fixed supporting devices 5, and the plurality of beam bodies are sequentially adjusted in place, so that the turnover use of the three-dimensional pushing device 1 is realized, the occupied time of the three-dimensional pushing device 1 is reduced, the cost is saved, a permanent support is installed under the adjusted beam body while the next beam body is adjusted, the construction of the bridge support is completed, the whole construction process does not need to repeatedly hoist the beam body through hoisting equipment to adjust the installation position of the beam body, the construction efficiency is improved, the construction period is shortened, the operation is simple, and the installation position of the beam body is accurate.
As shown in fig. 2, the three-dimensional pushing device 1 includes a vertical adjusting mechanism for supporting the beam and driving the beam to move and adjust along the height direction, a horizontal adjusting mechanism for driving the beam to move and adjust along the width direction, and a longitudinal adjusting mechanism for driving the beam to move and adjust along the length direction; the fixed support 5 includes a fixed base plate 52 for mounting the vertical, lateral and longitudinal adjustment mechanisms. In this embodiment, the fixed end of the longitudinal adjusting mechanism is fixed on the fixed base plate 52, the fixed end of the transverse adjusting mechanism is mounted on the movable end of the longitudinal adjusting mechanism, the fixed end of the vertical adjusting mechanism is mounted on the movable end of the transverse adjusting mechanism, and the movable end of the vertical adjusting mechanism is supported below the beam body. Alternatively, the fixed end of the horizontal adjusting mechanism is fixed on the fixed base plate 52, the fixed end of the longitudinal adjusting mechanism is mounted on the movable end of the horizontal adjusting mechanism, the fixed end of the vertical adjusting mechanism is mounted on the movable end of the longitudinal adjusting mechanism, and the movable end of the vertical adjusting mechanism is supported below the beam body.
As shown in fig. 2, in the present embodiment, the fixed supporting device 5 further includes a longitudinal sliding plate 54 slidably connected to the fixed bottom plate 52 along the length direction of the beam, the longitudinal adjusting mechanism includes a longitudinal jack 12 fixed on the longitudinal sliding plate 54, and the fixed bottom plate 52 is provided with a jack mounting seat 53 for fixing the longitudinal jack 12. The two longitudinal jacks 12 are oppositely arranged on the longitudinal sliding plate 54, the longitudinal jacks 12 are provided with longitudinal piston rods arranged along the length direction of the beam body and oil cylinders for driving the longitudinal piston rods to extend and contract, and the longitudinal piston rods are fixed on the jack mounting seats 53; the longitudinal jack 12 includes two longitudinal piston rods, and the longitudinal piston rods, the oil cylinder, and the jack mount 53 are arranged in one-to-one correspondence, and one longitudinal piston rod of the longitudinal jack 12 is extended while the other longitudinal piston rod is shortened, thereby moving the longitudinal slide 54 toward the shortened longitudinal piston rod.
As shown in fig. 2, the fixed supporting device 5 further includes a transverse sliding plate 55 slidably connected to the longitudinal sliding plate 54 along the width direction of the beam, the transverse adjusting mechanism includes a transverse jack 13 mounted on the longitudinal sliding plate 54, and the transverse sliding plate 55 is provided with a fixed supporting frame for fixing a piston rod of the transverse jack 13 and supporting the beam. In this embodiment, the longitudinal jack 12 is provided with two mounting plates fixed to the longitudinal sliding plate 54, so that a transverse sliding slot for passing the transverse sliding plate 55 is formed between the two mounting plates. Two ends of the transverse sliding plate 55 are respectively arranged in the transverse sliding grooves below the two longitudinal jacks 12 in a penetrating manner, so that the transverse sliding plate 55 is ensured to slide along the transverse direction. The transverse jack 13 is provided with two transverse piston rods arranged along the width direction of the beam body and two transverse oil cylinders for respectively driving the two transverse piston rods to extend and contract, and the two transverse piston rods are fixed on the fixed support frame. In this embodiment, the transverse sliding plate 55 is provided with a mounting groove for the transverse jack 13 to pass through, and the fixed support frame is erected around the mounting groove. One of the transverse piston rods of the transverse jack 13 is extended and the other transverse piston rod is shortened, so that the transverse slide 55 and the longitudinal slide 54 move synchronously towards the shortened transverse piston rod and bring the vertical adjustment mechanism mounted on the transverse slide 55 and the beam body on the movable pipe end of the vertical adjustment mechanism to move synchronously towards the shortened transverse piston rod. Therefore, in the process of transverse movement adjustment, the relative position of the whole formed by the longitudinal sliding plate 54, the transverse sliding plate 55 and the vertical adjusting mechanism arranged on the transverse sliding plate 55 and the beam body is not changed, and the supporting force provided by the whole to the beam body is not changed, so that the transverse movement of the beam body is more stable. And the transverse jack 13 penetrating through the mounting groove longitudinally limits the transverse jack 13, so that the longitudinal sliding plate 54 is prevented from sliding relative to the transverse sliding plate 55 when the longitudinal sliding plate 54 moves longitudinally. Alternatively, the lateral adjustment mechanism includes a lateral slide plate 55 slidably connected to the longitudinal slide plate 54 in the width direction of the bridge, and a lateral jack 13 mounted on the lateral slide plate 55, and a lateral movable rod of the lateral jack 13 is fixed to the longitudinal slide plate 54.
As shown in fig. 2, the vertical adjusting mechanism includes a vertical jack 11 installed on the transverse sliding plate 55 in the height direction, and the fixed support frame includes fixed pillars 51 for supporting the beam body and a connecting rod connected between the fixed pillars 51 for fixing the piston rod of the transverse jack 13. In this embodiment, the fixed strut 51 is a telescopic structure, and after the beam is driven by the vertical jack 11 to move and adjust to a specified height position, the height of the fixed strut 51 is adjusted, the beam is supported by the fixed strut 51, and then the vertical jack 11 is driven to descend. Because the permanent support needs longer time to install, if support the roof beam body for a long time through vertical jack 11, can cause the influence to vertical jack 11's life, consequently support the roof beam body for a long time through fixed stay 51, also can demolish three-dimensional thrustor 1 from current fixed stay 5 and install on next fixed stay 5 simultaneously, after permanent support installation is accomplished at last, demolish fixed stay 5 from the roof beam body below.
As shown in fig. 1, the power unit includes a hydraulic pump station 2, the control system includes a field controller 3, the field controller 3 is respectively communicated with the hydraulic pump station 2, the longitudinal jack 12, the transverse jack 13 and the oil cylinder of the vertical jack 11 through a plurality of oil pipes, so as to control the hydraulic pump station 2 to respectively add and/or unload oil to the oil cylinder of at least one of the longitudinal jack 12, the transverse jack 13 and the vertical jack 11. The control system further comprises a main control console 4 connected with the field controller 3, the main control console 4 transmits control signals to the field controller 3, and the field controller 3 receives the control signals and controls the hydraulic pump station 2 to respectively fill and/or unload oil to the oil cylinders of the longitudinal jacks 12, the transverse jacks 13 and/or the vertical jacks 11 according to the control signals. And an operator controls the hydraulic pump station 2 to add and/or unload oil to the oil cylinders of the longitudinal jacks 12, the transverse jacks 13 and/or the vertical jacks 11 through the field controller 3 or the main console, so that the beam body is adjusted to a target installation position.
As shown in fig. 1, a plurality of three-dimensional thrusting devices 1 and fixed supporting devices 5 are arranged along the width direction of the bridge, the three-dimensional thrusting devices 1, the fixed supporting devices 5, the field controllers 3 and the hydraulic pump stations 2 correspond to one another one by one, and the main console 4 is connected with the field controllers 3. In this embodiment, two three-dimensional thrusters 1 are installed on two fixed supporting devices 5, a beam body is hoisted to the upper side of the two three-dimensional thrusters 1 through hoisting equipment, a main console 4 is connected with two field controllers 3, and the field controllers 3, the three-dimensional thrusters 1 and the hydraulic pump stations 2 are correspondingly connected one by one. The two three-dimensional thrusting devices 1 are controlled by the main console 4 to adjust the position of the beam body, or the two field controllers 3 are used for respectively controlling the three-dimensional thrusting devices 1.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A temporary support device capable of being turned over is characterized in that,
comprises a three-dimensional pushing device (1) for adjusting the position of a beam body, a power unit for providing driving force for the three-dimensional pushing device (1), a control system for connecting the power unit with the three-dimensional pushing device (1) and a fixed supporting device (5) for installing the three-dimensional pushing device (1) and supporting the beam body which is adjusted in place,
the control system controls the power unit to transmit power to the three-dimensional pushing device (1), so that the three-dimensional pushing device (1) is controlled to drive the beam body to move and adjust to a target position along the height direction, the length direction and/or the width direction,
the three-dimensional pushing device comprises a plurality of fixed supporting devices (5) which are arranged at the erection positions of the beam bodies along the extension direction of the bridge, and after the three-dimensional pushing device (1) adjusts the positions of the beam bodies in place, the three-dimensional pushing device (1) is detached from the current fixed supporting device (5) and is installed on the next fixed supporting device (5), so that the position of the next beam body is adjusted.
2. An epicycleable temporary support device according to claim 1,
the three-dimensional pushing device (1) comprises a vertical adjusting mechanism, a transverse adjusting mechanism and a longitudinal adjusting mechanism, wherein the vertical adjusting mechanism is used for supporting the beam body and driving the beam body to move and adjust along the height direction, the transverse adjusting mechanism is used for driving the beam body to move and adjust along the width direction, and the longitudinal adjusting mechanism is used for driving the beam body to move and adjust along the length direction;
the fixed support device (5) comprises a fixed bottom plate (52) for mounting the vertical adjusting mechanism, the transverse adjusting mechanism and the longitudinal adjusting mechanism.
3. An epicycleable temporary support device according to claim 2,
the fixed supporting device (5) also comprises a longitudinal sliding plate (54) which is connected with the fixed bottom plate (52) in a sliding way along the length direction of the beam body,
the longitudinal adjusting mechanism comprises a longitudinal jack (12) fixed on the longitudinal sliding plate (54), and a jack mounting seat (53) used for fixing the longitudinal jack (12) is arranged on the fixed bottom plate (52).
4. An epicycleable temporary support device according to claim 3,
the two longitudinal jacks (12) are oppositely arranged on the longitudinal sliding plate (54), the longitudinal jacks (12) are provided with longitudinal piston rods arranged along the length direction of the beam body and longitudinal oil cylinders for driving the longitudinal piston rods to extend and contract, and the longitudinal piston rods are fixed on the jack mounting seats (53); the longitudinal jack (12) comprises two longitudinal piston rods, and the piston rods, the oil cylinder and the jack mounting seat (53) are arranged in a one-to-one correspondence mode.
5. An epicycleable temporary support device according to claim 3,
the fixed supporting device (5) further comprises a transverse sliding plate (55) which is connected with the longitudinal sliding plate (54) in a sliding mode along the width direction of the beam body, the transverse adjusting mechanism comprises a transverse jack (13) which is installed on the longitudinal sliding plate (54), and a fixed supporting frame which is used for fixing a piston rod of the transverse jack (13) and supporting the beam body is arranged on the transverse sliding plate (55).
6. An epicycleable temporary support device according to claim 5,
the transverse sliding plate (55) is provided with a mounting groove for the transverse jack (13) to pass through, and the fixed support frame is erected around the mounting groove.
7. An epicycleable temporary support device according to claim 5,
the vertical adjusting mechanism comprises vertical jacks (11) arranged on the transverse sliding plate (55) along the height direction, and the fixed support frame comprises fixed support columns (51) used for supporting the beam body and connecting rods connected between the fixed support columns (51) and used for fixing piston rods of the transverse jacks (13).
8. An epicycleable temporary support device according to claim 7,
the power unit comprises a hydraulic pump station, the control system comprises a field controller,
the field controller (3) is communicated with the hydraulic pump station (2), the longitudinal jack (12), the transverse jack (13) and the oil cylinder of the vertical jack (11) through a plurality of oil pipes respectively so as to control the hydraulic pump station (2) to refuel and/or unload oil to the oil cylinder of at least one of the longitudinal jack (12), the transverse jack (13) and the vertical jack (11).
9. An epicycleable temporary support device according to claim 8,
the control system further comprises a main control console (4) connected with the field controller (3), the main control console (4) transmits control signals to the field controller (3), the field controller (3) receives the control signals and controls the hydraulic pump station (2) to the longitudinal jacks (12), the transverse jacks (13) and/or the oil cylinders of the vertical jacks (11) to add and/or unload oil.
10. An epicycleable temporary support device according to claim 9,
the three-dimensional thrustor (1) and the fixed supporting device (5) are arranged in a plurality of numbers along the width direction of the bridge, the three-dimensional thrustor (1), the fixed supporting device (5), the field controller (3) and the hydraulic pump station (2) correspond to each other one by one, and the main control console (4) is connected with the field controllers (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921200704.8U CN211472144U (en) | 2019-07-29 | 2019-07-29 | Temporary support device capable of being turned over |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921200704.8U CN211472144U (en) | 2019-07-29 | 2019-07-29 | Temporary support device capable of being turned over |
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| CN211472144U true CN211472144U (en) | 2020-09-11 |
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| CN201921200704.8U Active CN211472144U (en) | 2019-07-29 | 2019-07-29 | Temporary support device capable of being turned over |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112921718A (en) * | 2021-01-28 | 2021-06-08 | 柳州煜乾机械装备股份公司 | Continuous jacking and mounting device for light rail track beam and using method thereof |
| CN114922105A (en) * | 2022-03-22 | 2022-08-19 | 中铁十二局集团第七工程有限公司 | Construction device and construction method for high-speed railway bridge type platform |
-
2019
- 2019-07-29 CN CN201921200704.8U patent/CN211472144U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112921718A (en) * | 2021-01-28 | 2021-06-08 | 柳州煜乾机械装备股份公司 | Continuous jacking and mounting device for light rail track beam and using method thereof |
| CN114922105A (en) * | 2022-03-22 | 2022-08-19 | 中铁十二局集团第七工程有限公司 | Construction device and construction method for high-speed railway bridge type platform |
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