CN209779468U - Lifting type truss working platform for bridge maintenance - Google Patents
Lifting type truss working platform for bridge maintenance Download PDFInfo
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- CN209779468U CN209779468U CN201821186072.XU CN201821186072U CN209779468U CN 209779468 U CN209779468 U CN 209779468U CN 201821186072 U CN201821186072 U CN 201821186072U CN 209779468 U CN209779468 U CN 209779468U
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- truss
- work platform
- wire rope
- bridge maintenance
- bridge
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Abstract
The utility model discloses a bridge maintenance over-and-under type truss work platform, including truss-like workstation, wire rope and two at least anchor couples, each be equipped with on the anchor couple and make its knot portion of fixing on the anticollision wall, each still be equipped with on the anchor couple and hang hole or hasp, an electric hoist engine is installed respectively at the both ends of truss-like workstation, wire rope's one end winding is in on the electric hoist engine, wire rope's other end detachably installs hang hole or hasp. The design can lead the bridge maintenance construction to achieve the comprehensive effects of shortening the construction period, improving the quality, reducing the cost, being safe and reliable and being flexible to control.
Description
Technical Field
The utility model relates to a jacking equipment specifically is a bridge maintenance over-and-under type truss work platform.
Background
At present, thousands of highway bridges built in China exist, the daily inspection, maintenance and repair market of bridge engineering is very large, and how to realize the convenience, rapidness and high efficiency of bridge detection and maintenance through the improvement, updating and innovation of equipment is imperative.
At present, methods such as a bridge inspection vehicle, a vehicle-mounted lifting platform, simple hanging basket and manual support erection are generally adopted to provide an operation platform for operation. The bridge detection vehicle and the vehicle-mounted lifting platform have the advantage of quick movement, but the bridge detection vehicle and the vehicle-mounted lifting platform occupy a larger proportion of maintenance cost for maintenance operation with longer operation time due to high equipment cost, and occupy a bridge deck traffic lane to influence traffic; and the device can not be operated in all terrains and is limited by roads under the bridge. The manual support platform erection is used, the construction difficulty is high, the height influence is large, the erection operation safety risk is high, and the cost is high.
SUMMERY OF THE UTILITY MODEL
In order to overcome the shortcoming that prior art mentioned, the utility model provides a bridge maintenance over-and-under type truss work platform reaches that the installation moving speed is fast, reduces current influence, practices thrift the cost, guarantees safe target.
The utility model provides an adopted technical scheme of its technical problem does: bridge maintenance over-and-under type truss work platform, including truss-like workstation, wire rope and two at least anchor couples, each be equipped with on the anchor couple and make its knot portion of fixing on the anticollision wall, each still be equipped with on the anchor couple and hang hole or hasp, an electric hoist engine is installed respectively at the both ends of truss-like workstation, wire rope's one end winding is in on the electric hoist engine, wire rope's the other end detachably install hang hole or hasp are last, through fixing the anchor couple on the anticollision wall of bridge both sides, hang the truss-like workstation on the anchor couple through wire rope again, tow wire rope through electric hoist engine at last and reach the purpose of driving truss-like workstation up-and-down motion in order to accomplish workman daily inspection, maintenance bridge maintenance engineering.
Furthermore, the buckling part is in an inverted U shape or a 7 shape.
Furthermore, a plurality of locking bolts are further arranged on the anchoring hook, and the end parts of the locking bolts can be adjustably extended into the buckling parts, so that the locking bolts are screwed on the side wall of the anti-collision wall, and the anchoring hook is anchored on the anti-collision wall.
Furthermore, each electric winch is provided with a power-off self-locking brake device, so that the phenomenon of speed reduction and self-falling caused by accidental power-off is prevented.
The electric hoisting device comprises a power distribution box, a power supply and a control system, wherein the power distribution box is provided with an electric device which is electrically connected with two electric winches and controls the two electric winches to synchronously and parallelly lift and operate or one electric winch to independently lift and operate; the distribution box is generally arranged on the truss type workbench and can be separately arranged additionally, and remote control is realized in a wired/wireless mode through a handheld controller.
Furthermore, the truss type workbench is formed by splicing end plates on two sides and two or more truss units through bolts, the truss units are cuboid and comprise an upper main beam and a lower main beam, the main beams are respectively 8 × 4 square pipes, and the wall thickness δ is 2.2 mm; a plurality of connecting rods and inclined supporting rods which are vertically arranged are uniformly distributed on the front side wall and the rear side wall of the truss unit, the connecting rods and the inclined supporting rods are square pipes of 4 multiplied by 4cm, and the wall thickness delta is 1.5 mm; the bottom of the truss unit is provided with a plurality of cross rods at intervals for supporting a human body, the cross rods are 4 multiplied by 3 square tubes, and the wall thickness delta is 1.5 mm; all the connecting rods, the diagonal braces and the joints between the cross bars and the main beams are fixed by welding, the self weight of a single truss unit is about 200Kg, the two truss units are spliced to weigh 400Kg, and the design rated load can reach 2500 Kg; the width and height of the end plates on two sides are 80 multiplied by 90cm, the bearing stress frame is formed by welding 8 multiplied by 4cm and 2.2mm thick square steel, and the electric winches arranged on the end plates on two sides weigh 80Kg in total. At least one steel wire rope pulley is further mounted on the end plate (at two ends of the truss type workbench), and all the steel wire rope pulleys are arranged in parallel along the vertical height direction.
The steel wire rope is a brand new steel wire rope with the diameter of phi 10 mm.
The lower end of the truss type workbench is bound with a nylon rope, and the nylon rope is anchored and released by specially-assigned persons under the bridge, so that the swing caused by wind blowing during high-altitude operation is prevented.
Furthermore, the automatic traveling device capable of moving longitudinally comprises a vehicle body with wheels and a motor connected with the vehicle body and driving the vehicle body to move, wherein the vehicle body is connected with the anchoring hooks, so that the truss type workbench is driven to move along the length direction (longitudinal direction) of the bridge under the bridge.
The utility model has the advantages that: the working range of the lifting type truss working platform for bridge maintenance covers all the space under the bridge, is almost not limited by the space under the bridge and the terrain, can be used in steep or rugged terrains and vertical cliffs without considering the terrain, and can achieve the comprehensive effects of shortening the construction period, improving the quality, reducing the cost, being safe and reliable and being flexible to control.
As an underbridge space operation platform, the function of the bridge maintenance lifting type truss work platform is not only a single function of installing a drain pipe, but also can be popularized and applied to inspection and maintenance operation of other bridge substructure. Such as support inspection, pier cap inspection, beam plate inspection, crack inspection, maintenance and reinforcement of pier columns, capping beams and beam plates, pier column capping beam construction, garbage cleaning and other engineering maintenance operations.
Through further improvement, a longitudinal automatic walking device can be additionally arranged, the function is stronger, the working range covers the space under the whole bridge, the device can quickly and efficiently reach any operation position in the space under the bridge, the technical advantage and the comprehensive economic benefit are better, and the device is worthy of popularization and application.
Drawings
FIG. 1 is a schematic view of the usage state of the present invention;
FIG. 2 is a front view of the anchoring hook structure of the present invention;
Fig. 3 is a schematic structural view (a default anchoring hook part) of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 to 3, the lifting type truss work platform for bridge maintenance comprises a truss work platform 1, a steel wire rope 2 and at least two anchoring hooks 3, wherein each anchoring hook 3 is provided with a buckling part for fixing the anchoring hook on an anti-collision wall, the buckling part is in an inverted U shape or a 7 shape, as shown in figure 2, the anchoring hook 3 is made of two pieces of 6 multiplied by 3cm channel steel which are spliced and welded, the tensile strength is increased, the anchoring hook is processed into an inverted U shape, the length of two sides is 50cm, the width of a buckling part is slightly larger than the width of the top of the anti-collision wall, the inner side edge of the buckling part of the anchoring hook 3 is also provided with a bevel edge close to the anti-collision wall, the anchoring hook 3 is also provided with a plurality of locking bolts 32, the end parts of the locking bolts 32 can be adjustably extended into the buckling part, thereby screwing on the side wall of the anti-collision wall to anchor the anchoring hooks on the anti-collision wall, and each anchoring hook 3 is also provided with a hanging hole 31 or a lock catch; two ends of the truss type workbench 1 are respectively provided with an electric winch 12, one end of the steel wire rope 2 is wound on the electric winch 12, and the other end of the steel wire rope 2 is detachably arranged on the hanging hole 31 or the lock catch.
Furthermore, each electric winch 12 is equipped with a power-off self-locking brake device to prevent the occurrence of a speed-down self-falling phenomenon caused by unexpected power-off.
Further, the electric lifting device further comprises a distribution box 13, wherein the distribution box 13 is provided with an electric device which is electrically connected with the two electric winches 12, and the electric device 13 controls the two electric winches 12 to synchronously and parallelly lift and operate or controls one electric winch 12 to independently lift and operate; the distribution box 13 is generally disposed on the truss-type workbench 1, and may be separately disposed, and is remotely controlled by a handheld controller in a wired/wireless manner.
Further, the truss type workbench 1 is formed by splicing end plates 11 on two sides and two or more truss units through bolts, the truss units are cuboid and comprise an upper main beam and a lower main beam, the main beams are respectively 8 × 4 square pipes, and the wall thickness δ is 2.2 mm; a plurality of connecting rods and inclined supporting rods which are vertically arranged are uniformly distributed on the front side wall and the rear side wall of the truss unit, the connecting rods and the inclined supporting rods are square pipes of 4 multiplied by 4cm, and the wall thickness delta is 1.5 mm; the bottom of the truss unit is provided with a plurality of cross rods at intervals for supporting a human body, the cross rods are 4 multiplied by 3 square tubes, and the wall thickness delta is 1.5 mm; all the connecting rods, the diagonal braces and the joints between the cross bars and the main beams are fixed by welding, the self weight of a single truss unit is about 200Kg, the two truss units are spliced to weigh 400Kg, and the design rated load can reach 2500 Kg; the width and height of the end plates at two sides are 80 multiplied by 90cm, the bearing stress frame is formed by welding 8 multiplied by 4cm and 2.2mm thick square steel, and the electric winches arranged on the end plates 11 at two sides weigh 80 Kg. At least one steel wire rope pulley 14 is further mounted on the end plate 11 (at two ends of the truss type workbench), and all the steel wire rope pulleys 14 are arranged in parallel along the vertical height direction.
Further, the steel wire rope 2 is a brand new steel wire rope with the diameter of phi 10 mm.
Furthermore, the lower end of the truss type workbench 1 can be bound with a nylon rope 15, and the nylon rope 15 is anchored and released by specially-assigned people under the bridge, so that the swing caused by wind blowing during high-altitude operation is prevented.
Further, the automatic traveling device 4 capable of moving longitudinally is further included, the automatic traveling device 4 capable of moving longitudinally comprises a vehicle body with wheels and a motor connected with the vehicle body to drive the vehicle body to move, the vehicle body is connected with the anchoring hooks 3, and therefore the truss type workbench 1 is driven to move along the length direction (longitudinal direction) of the bridge under the bridge, the automation of lifting and longitudinal movement is achieved, and the automatic traveling device can reach any operation position of the space under the bridge quickly and efficiently without obstacles.
The above description is only a preferred embodiment of the present invention, and the scope of the present invention should not be limited thereby, and all the simple equivalent changes and modifications made in the claims and the description of the new invention are also within the scope of the present invention.
Claims (7)
1. Bridge maintenance over-and-under type truss work platform, its characterized in that includes truss-like workstation, wire rope and two at least anchor couples, each be equipped with on the anchor couple and make its knot portion of fixing on the anticollision wall, each still be equipped with on the anchor couple and hang hole or hasp, an electric hoist engine is installed respectively at the both ends of truss-like workstation, wire rope's one end winding is in on the electric hoist engine, wire rope's the other end detachably install hang hole or hasp.
2. The lifting truss work platform for bridge maintenance according to claim 1, wherein the buckling part is in an inverted "U" shape or a "7" shape.
3. The lifting truss work platform for bridge maintenance according to claim 1, wherein a plurality of locking bolts are further provided on the anchoring hooks, and end portions of the locking bolts are adjustably extended into the fastening portions.
4. The bridge maintenance elevating truss work platform of claim 1 wherein each of the electric hoists is equipped with a power-off self-locking brake.
5. The lifting type truss work platform for bridge maintenance according to claim 1, further comprising a distribution box, wherein the distribution box is provided with an electrical device for electrically connecting the two electric winches, and the electrical device controls the two electric winches to synchronously and parallelly lift and operate or controls one electric winch to independently lift and operate.
6. The lifting type truss work platform for bridge maintenance according to claim 1, wherein the truss work platform is formed by splicing end plates on two sides and two or more truss units through bolts, each truss unit is in a cuboid shape and comprises four main beams, a plurality of connecting rods and inclined supporting rods which are arranged up and down are uniformly distributed on the front side wall and the rear side wall of each truss unit, a plurality of cross rods for supporting a human body are arranged at intervals at the bottom of each truss unit, and the connecting rods, the inclined supporting rods and the cross rods are respectively fixed with nodes among the four main beams in a welding mode.
7. The lifting type truss work platform for bridge maintenance according to claim 1, wherein at least one steel wire rope pulley is further mounted at each of two ends of the truss work platform, and all the steel wire rope pulleys are arranged in parallel along the vertical height direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821186072.XU CN209779468U (en) | 2018-07-25 | 2018-07-25 | Lifting type truss working platform for bridge maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821186072.XU CN209779468U (en) | 2018-07-25 | 2018-07-25 | Lifting type truss working platform for bridge maintenance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209779468U true CN209779468U (en) | 2019-12-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821186072.XU Active CN209779468U (en) | 2018-07-25 | 2018-07-25 | Lifting type truss working platform for bridge maintenance |
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| CN (1) | CN209779468U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102665719B1 (en) * | 2023-07-26 | 2024-05-10 | 김연화 | The frame of the bridge inspection car getting up and down |
-
2018
- 2018-07-25 CN CN201821186072.XU patent/CN209779468U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102665719B1 (en) * | 2023-07-26 | 2024-05-10 | 김연화 | The frame of the bridge inspection car getting up and down |
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