CN107119561B - Hanging basket type bridge maintenance platform - Google Patents
Hanging basket type bridge maintenance platform Download PDFInfo
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- CN107119561B CN107119561B CN201710361161.7A CN201710361161A CN107119561B CN 107119561 B CN107119561 B CN 107119561B CN 201710361161 A CN201710361161 A CN 201710361161A CN 107119561 B CN107119561 B CN 107119561B
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/10—Railings; Protectors against smoke or gases, e.g. of locomotives; Maintenance travellers; Fastening of pipes or cables to bridges
- E01D19/106—Movable inspection or maintenance platforms, e.g. travelling scaffolding or vehicles specially designed to provide access to the undersides of bridges
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Abstract
The invention discloses a hanging basket type bridge maintenance work platform which comprises a counterweight mechanism, a hanging column mechanism, a rope mechanism and a hanging basket; the counterweight mechanism comprises at least two counterweight boxes, the counterweight boxes are arranged on the bridge to be maintained, and the counterweight boxes are arranged on two sides of the bridge to be maintained; the suspension column mechanism comprises two suspension column units, the two suspension column units are arranged on two sides of the bridge body to be maintained, and the top ends of the two suspension column units are connected with weight boxes on two sides of the bridge body to be maintained; the rope mechanism is arranged under the bridge to be maintained, and two ends of the rope mechanism are connected with the bottom ends of the two suspension column units; the hanging basket is arranged on the rope mechanism and is in sliding connection with the rope mechanism; the hanging basket type bridge maintenance operation platform can be applied to the technical field of maintenance operation platforms, the defects in the prior art can be effectively overcome, and maintenance operation modes without occupying a roadway and a river channel can be realized; further, the cost of maintenance equipment can be reduced, and the maintenance efficiency can be effectively improved.
Description
Technical Field
The present application relates to, but is not limited to, maintenance work platforms, and in particular to a cradle bridge maintenance work platform.
Background
The general requirement of urban bridge overhaul is to maintain the bridge under the condition of not affecting the safety operation of the bridge, which puts higher and higher requirements on auxiliary equipment for urban bridge overhaul construction; on the one hand, the limitation of construction condition limitation is satisfied; on the other hand, the economical efficiency of construction cost control is also satisfied; this will put higher demands on bridge maintenance construction auxiliary equipment.
Currently, the primary bridge maintenance equipment includes bridge inspection carts, lifting platform carts and scaffolding. Bridge detection car has the characteristics of flexible use, convenient removal, convenient dismantlement, however, its expense is higher, and need occupy the roadway, need carry out traffic and lead the way, and operating time is mostly 0 at night: 00-5:00, the time limit for a project is longer. The lifting platform vehicle has the characteristic of lower cost, but has higher requirements on the foundation, and needs to occupy river channels to influence flood season flood discharge. The scaffold has the characteristics of lower cost, but the foundation requirement is higher, the scaffold is inconvenient to disassemble, and the scaffold also occupies a river channel, influences flood discharge in flood season and cannot meet the construction period requirement.
Disclosure of Invention
The technical problem solved by the application is to provide the hanging basket type bridge maintenance operation platform which can effectively overcome the defects in the prior art and can realize maintenance operation modes without occupying a roadway and a river channel; further, the cost of maintenance equipment can be reduced, and the maintenance efficiency can be effectively improved.
In order to solve the technical problems, the application provides a hanging basket type bridge maintenance work platform which comprises a counterweight mechanism, a hanging column mechanism, a rope mechanism and a hanging basket;
the counterweight mechanism comprises at least two counterweight boxes, the counterweight boxes are arranged on the bridge to be maintained, and the counterweight boxes are respectively arranged on two sides of the bridge to be maintained;
the lifting column mechanism comprises two lifting column units, the two lifting column units are respectively arranged at two sides of the bridge body to be maintained, and the top ends of the two lifting column units are respectively connected with weight boxes at two sides of the bridge body to be maintained;
the rope mechanism is arranged under the bridge to be maintained, and two ends of the rope mechanism are respectively connected with the bottom ends of the two suspension column units;
the hanging basket is arranged on the rope mechanism, and the hanging basket is in sliding connection with the rope mechanism.
The hanging basket type bridge maintenance work platform can also have the following characteristics,
and a push rod is further arranged between the lifting column unit and the bridge to be maintained, one end of the push rod is connected with the lifting column unit, and the other end of the push rod is tightly propped against the side wall of the bridge to be maintained.
The hanging basket type bridge maintenance work platform can also have the following characteristics,
the end part of the ejector rod, which is propped against the side wall of the bridge to be maintained, is provided with a rubber protective sleeve.
The hanging basket type bridge maintenance work platform can also have the following characteristics,
a supporting rod is further arranged between the suspension column unit and the ejector rod, one end of the supporting rod is connected with the bottom end of the suspension column unit, and the other end of the supporting rod is connected with the end part of the ejector rod, which is tightly propped against the side wall of the bridge to be maintained; the support rod and the ejector rod form a triangular support structure.
The hanging basket type bridge maintenance work platform can also have the following characteristics,
a tie bar and a cantilever beam are further arranged between the suspension column unit and the weight box;
one end of the tie rod is connected with the bottom of the weight box, and the other end of the tie rod is connected with the lifting column unit: one end of the cantilever beam is connected with the top of the weight box, and the other end of the cantilever beam is connected with the top end of the lifting column unit.
The hanging basket type bridge maintenance work platform can also have the following characteristics,
the bottom of the weight box is provided with a hub mechanism, and the hub mechanism comprises a plurality of universal wheels which are respectively arranged at the bottom edge of the weight box.
The hanging basket type bridge maintenance work platform can also have the following characteristics,
the bottom of the weight box is also provided with a first locking mechanism, and the first locking mechanism comprises a plurality of locking pieces which are respectively arranged on the universal wheels.
The hanging basket type bridge maintenance work platform can also have the following characteristics,
the top and the bottom of the hanging basket are provided with a plurality of pulleys, the pulleys are fixed on the hanging basket through a mounting bracket, and the hanging basket is in sliding connection with the rope through the pulleys;
the rope mechanism comprises a main rope unit and an auxiliary rope unit, wherein the main rope unit is connected with a pulley at the top of the hanging basket, and the auxiliary rope unit is connected with a pulley at the bottom of the hanging basket.
The hanging basket type bridge maintenance work platform can also have the following characteristics,
the hanging basket is also connected with a pull rope and a second locking mechanism;
one end of the pull rope is connected with the hanging basket, and the other end of the pull rope is connected with the hanging column mechanism or the counterweight mechanism; the second locking mechanism includes one or more self-locking snap rings.
The hanging basket type bridge maintenance work platform can also have the following characteristics,
the suspension column unit comprises two suspension columns which are arranged in parallel, and the two suspension columns are connected through a plurality of connecting rods;
the upper portion of the lifting column is connected with the cantilever beam, the middle portion of the lifting column is connected with the tie rod, the lower portion of the lifting column is connected with the ejector rod, and the two sides of the bottom end of the lifting column are respectively provided with the supporting rods.
The technical scheme has the following beneficial effects:
compared with the prior art, the invention can provide a stable base structure for an operation platform through the arrangement of the counterweight mechanism, can realize maintenance operation without occupying a roadway and a river channel, and has the advantage of 24-hour operation; the hanging column mechanism can provide a platform for installing the rope mechanism, and the rope mechanism and the hanging basket are matched for operation, so that the hanging column mechanism has the advantages of flexible use and convenient movement; meanwhile, the maintenance operation platform can be repeatedly used for a plurality of times, and has the advantage of low cost; the counterweight mechanism, the suspension column mechanism, the rope mechanism and the hanging basket can be all arranged into an independent unit system, so that convenient disassembly and assembly operation can be realized.
Furthermore, the lifting column unit and the bridge body to be maintained can be kept relatively fixed by the arrangement of the ejector rod, the defect caused by the fact that the lifting column unit is supported only by the cantilever beam can be avoided, and the overall structural stability of the maintenance operation platform can be effectively improved; the flexible protection of the front end of the ejector rod can be formed through the arrangement of the rubber protective sleeve, so that the side wall of the bridge to be maintained is not abraded; the triangular support structure of the suspension column unit can be realized through the arrangement of the support rods, and the structural stability of the suspension column unit can be greatly improved; the supporting rods and the hanging column units can be connected through bolts or in other forms, so that convenient disassembly and assembly operations are realized.
Furthermore, the invention can realize the convenient adjustment operation of the horizontal position of the weight box through the arrangement of the hub mechanism, and can lead the actual installation operation to be more convenient; the locking operation of the universal wheel can be realized through the arrangement of the locking piece, so that the universal wheel is prevented from rolling during maintenance operation; the locking piece has two states of locking and releasing, and the universal wheel can not rotate when in the locking state; in the released state, the universal wheel can rotate at will.
Furthermore, the main installation track of the hanging basket can be provided by arranging the main cable unit; the auxiliary cable unit is arranged, so that shaking of the hanging basket can be avoided, and the structural stability of the hanging basket can be effectively improved; the pulley is arranged, so that the position of the hanging basket can be conveniently adjusted; the position adjustment operation of the hanging basket can be realized through the arrangement of the pull rope; the self-locking clamping ring can be arranged, so that the position stability of the hanging basket can be ensured.
Additional features and advantages of the application will be set forth in the description which follows, and in part will be apparent from the description, or may be learned by practice of the embodiments of the invention. The objectives and other advantages of the application will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
The accompanying drawings are included to provide a further understanding of the technical aspects of the present application, and are incorporated in and constitute a part of this specification, illustrate the technical aspects of the present application and together with the examples of the present application, and not constitute a limitation of the technical aspects of the present application.
FIG. 1 is a schematic diagram of a first embodiment of the present invention;
FIG. 2 is a schematic diagram of a first embodiment of the present invention;
FIG. 3 is a schematic view of a suspension column unit according to a first embodiment of the present invention;
illustration of:
1-a counterweight mechanism, 11-a counterweight box, 12-a hub mechanism and 13-a cantilever beam;
the device comprises a 2-hanging column mechanism, a 21-hanging column unit, a 211-hanging column, a 22-tie bar, a 23-ejector rod, a 24-rubber protective sleeve, a 25-supporting rod and a 26-connecting rod;
3-rope mechanism, 31-main rope unit, 32-auxiliary rope unit;
4-hanging basket.
Detailed Description
Hereinafter, embodiments of the present application will be described in detail with reference to the accompanying drawings. It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be arbitrarily combined with each other.
Embodiment one:
as shown in figure 1 of the drawings,
the first embodiment of the invention provides a hanging basket type bridge maintenance work platform which comprises a counterweight mechanism 1, a hanging column mechanism 2, a rope mechanism 3 and a hanging basket 4; the counterweight mechanism 1 can be arranged on a bridge to be maintained, in particular can be arranged on two sides of the bridge, namely can be arranged at a pavement position, does not occupy a passing road in the middle of a bridge body and does not occupy a non-motor vehicle lane; one end of the suspension column mechanism 2 can be connected with the counterweight mechanism 1, and the other end is connected with the rope mechanism 3 so as to provide a platform for installing the hanging basket 4; the basket 4 described above can be connected to the rope mechanism 3 and adjusted in different positions by sliding operations to cover the entire lower surface of the bridge to be serviced.
In specific operation, the counterweight mechanism 1 can provide a stable base structure for an operation platform, and can realize maintenance operation without occupying a roadway and a river channel; the arrangement of the suspension post mechanism 2 can provide a platform for installing the rope mechanism 3, and the cooperation operation of the rope mechanism 3 and the hanging basket 4 can realize the advantages of flexible use and convenient movement; meanwhile, the maintenance operation platform can be repeatedly used for a plurality of times, and has the advantage of low cost; the counterweight mechanism 1, the suspension column mechanism 2, the rope mechanism 3 and the hanging basket 4 can be all arranged into an independent unit system, so that convenient disassembly and assembly operation can be realized.
As shown in connection with figures 1 and 2,
the counterweight mechanism 1 comprises at least two counterweight boxes 11, wherein the counterweight boxes 11 are arranged on a bridge to be maintained, and the counterweight boxes 11 are respectively arranged on two sides of the bridge to be maintained; the lifting column mechanism 2 comprises two lifting column units 21, the two lifting column units 21 are respectively arranged at two sides of a bridge body to be maintained, and the top ends of the two lifting column units 21 are respectively connected with weight boxes 11 at two sides of the bridge body to be maintained; the rope mechanism 3 is arranged under the bridge to be maintained, and two ends of the rope mechanism 3 are respectively connected with the bottom ends of the two suspension column units 21; the hanging basket 4 is arranged on the rope mechanism 3, and the hanging basket 4 is in sliding connection with the rope mechanism 3.
In a specific operation, the weight box 11 may be in a form of a sandbag and a frame, that is, the sandbag is installed in the frame, so that the suspension column unit 21 is connected to the frame; the structural form of the sandbag and the frame has the advantages of convenience in assembly, low cost and the like; in this embodiment, the weight mechanism 1 may include two weight boxes 11, that is, one weight box 11 is disposed on one side of the bridge to be maintained, and the other weight box 11 is disposed on the other side, so that the weight mechanism does not occupy a roadway, has little influence on traffic, and can be operated throughout the day.
In this embodiment, a tie bar 22 and a cantilever beam 13 are further disposed between the suspension column unit 21 and the weight box 11; one end of the tie bar 22 is connected to the bottom of the weight box 11, and the other end of the tie bar 22 is connected to the suspension column unit 21; one end of the cantilever beam 13 is connected with the top of the weight box 11, and the other end of the cantilever beam 13 is connected with the top end of the suspension column unit 21.
Further, in order to be able to improve the mounting stability of the suspension post unit 21; preferably, in this embodiment, a jack 23 is further disposed between the suspension post unit 21 and the bridge to be maintained, one end of the jack 23 is connected to the suspension post unit 21, and the other end of the jack 23 is tightly propped against the side wall of the bridge to be maintained. In specific operation, the setting of the ejector rod 23 can enable the suspension column unit 21 to be relatively fixed with the bridge to be maintained, can avoid the defect caused by the suspension column unit 21 being supported only by the cantilever beam 13, and can effectively improve the overall structural stability of the maintenance operation platform.
Further, in order to be able to effectively protect the bridge to be repaired from being worn by the ejector rod 23; preferably, in this embodiment, the end of the ejector rod 23 that is pressed against the side wall of the bridge to be repaired is provided with a rubber boot 24. In a specific operation, the rubber protective sleeve 24 can form flexible protection of the front end of the ejector rod 23, so that the side wall of the bridge to be maintained is not worn; the length of the rubber boot 24 can be adjusted according to practical situations.
In this embodiment, a supporting rod 25 is further disposed between the suspension post unit 21 and the ejector rod 23, one end of the supporting rod 25 is connected to the bottom end of the suspension post unit 21, and the other end of the supporting rod 25 is connected to the end portion of the ejector rod 23 that abuts against the side wall of the bridge to be maintained; the support bar 25 and the ejector bar 23 form a triangular support structure.
In a specific operation, the arrangement of the support rods 25 can realize a triangular support structure of the suspension column unit 21, and can greatly improve the structural stability of the suspension column unit 21; the supporting rod 25 and the suspension post unit 21 may be connected by bolts, or may be connected by other forms, so as to achieve convenient disassembly and assembly.
Further, in order to effectively improve the convenience and operability of the weight box 11; preferably, in this embodiment, the bottom of the weight box 11 is provided with a hub mechanism 12, and the hub mechanism 12 includes a plurality of universal wheels respectively disposed at the bottom edge of the weight box 11. In a specific operation, the hub mechanism 12 is arranged, so that the convenient adjustment operation of the horizontal position of the weight box 11 can be realized, and the actual installation operation can be more convenient.
In this embodiment, the bottom of the weight box 11 is further provided with a first locking mechanism, where the first locking mechanism includes a plurality of locking pieces respectively disposed on the universal wheels. In the concrete operation, the locking sheets are arranged, so that the locking operation of the universal wheel can be realized, and the universal wheel is prevented from rolling during maintenance operation; the locking piece has two states of locking and releasing, and the universal wheel can not rotate when in the locking state; in the released state, the universal wheel can rotate at will.
Further, in order to effectively improve the connection stability of the hanging basket 4; preferably, in this embodiment, a plurality of pulleys are arranged at the top and bottom of the hanging basket 4, the pulleys are fixed on the hanging basket 4 through a mounting bracket, and the hanging basket 4 is slidably connected with the rope through the pulleys; the rope mechanism 3 comprises a main rope unit 31 and an auxiliary rope unit 32, the main rope unit 31 being connected to a pulley at the top of the basket 4 and the auxiliary rope unit 32 being connected to a pulley at the bottom of the basket 4.
In a specific operation, the main cable unit 31 is configured to provide a main installation track of the basket 4; the auxiliary cable unit 32 can avoid shaking of the hanging basket 4 and effectively improve the structural stability of the hanging basket 4; the pulley is arranged, so that the position of the hanging basket 4 can be conveniently adjusted.
Further, in order to be able to effectively improve the controllability of the basket 4; preferably, the hanging basket 4 is further connected with a pull rope, one end of the pull rope is connected with the hanging basket 4, and the other end of the pull rope is arranged on the hanging column mechanism 2 or the counterweight mechanism 1.
In the concrete operation, the position adjustment operation of the hanging basket 4 can be realized through the arrangement of the pull rope; in order to realize bidirectional position adjustment, two pull ropes may be respectively disposed at two ends of the basket 4. Wherein one stay cord is arranged on the lifting column unit 21 at one side, namely, the position adjustment operation of the hanging basket 4 towards the side is realized; the other stay cord is arranged on the hanging column unit 21 at the other side, namely the position adjustment operation of the hanging basket 4 towards the other side is realized; by the arrangement of the two pull ropes, the bidirectional position adjustment operation of the hanging basket 4 can be realized.
Further, in order to effectively improve the connection stability of the hanging basket 4; preferably, in this embodiment, the hanging basket 4 is further connected to a second locking mechanism, where the second locking mechanism includes one or more self-locking clasps; the self-locking clamping ring has two states of locking and releasing; in the locking state, the self-locking clamp ring and the main cable rope unit 31 are interlocked and dead, and the hanging basket 4 cannot move; in the released state, the hanging basket 4 can perform position adjustment operation along the main cable unit 31 through pulleys; the arrangement of the self-locking clamping ring can ensure the position stability of the hanging basket 4.
As shown in connection with figures 2 and 3,
the suspension column unit 21 includes two suspension columns 211 arranged in parallel, and the two suspension columns 211 are connected by a plurality of connecting rods 26; the upper portion of the hanging column 211 is connected with the cantilever beam 13, the middle portion of the hanging column is connected with the tie rod 22, the lower portion of the hanging column 211 is connected with the ejector rod 23, and the two sides of the bottom end of the hanging column 211 are provided with the supporting rods 25. In a specific operation, the arrangement of the plurality of support rods 25 can improve the connection stability of the suspension column.
In this embodiment, the main rope unit 31 may include two ropes, and the auxiliary rope unit 32 may include two ropes, that is, the basket 4 may implement a corresponding installation operation through four ropes; one ends of two ropes of the main rope unit 31 are respectively connected with the two suspension posts, and the other ends of the two ropes of the main rope unit 31 are respectively connected with the two suspension posts at the other side; the auxiliary rope unit 32 is similar to the main rope unit 31, and both ends thereof are also connected to two suspension posts on both sides, respectively.
Embodiment two:
the second embodiment of the invention provides a hanging basket type bridge maintenance work platform, which has a main body structure similar to that of the second embodiment and also comprises a counterweight mechanism, a hanging column mechanism, a rope mechanism and a hanging basket; for specific compositions and connection relationships of the main structures, please refer to the description in the first embodiment, and the present embodiment is intended to illustrate the differences between the two.
In this embodiment, a ladder stand and a cage protection structure are further provided, where the ladder stand may be disposed on one side of the suspension post mechanism, and the suspension basket may be smoothly accessed through the ladder stand to perform corresponding maintenance operation; the protective cage structure can be arranged on two sides of the ladder stand, and the safety ladder stand operation of workers can be effectively improved through the arrangement of the protective cage structure.
In this embodiment, the hanging basket has a guardrail structure made of aluminum alloy, which has light weight and good structural stability; meanwhile, the skirting board and the access door are additionally arranged on the hanging basket, and the arrangement of the skirting board can effectively improve the safety of workers during operation in the hanging basket; the arrangement of the access door can provide a special passage for workers to access the hanging basket.
In a specific operation, the main cable unit is connected with a winch, and the winch is used for realizing the winding and unwinding operation of the ropes in the main cable unit; in order to improve the operation stability of the main rope unit, the winch is provided with a self-locking mechanism which has two states of locking and releasing, and the winch cannot rotate in the locked state, so that the use safety of the main rope unit can be ensured.
Preferably, in this embodiment, the rope of the main rope unit is a steel wire rope with a diameter of 12mm, and the nominal tensile strength of the steel wire rope is 1670MPa, so that the actual use requirement can be effectively satisfied: the ropes in the auxiliary cable units are steel wire ropes with the diameters of 10mm, and the actual use requirements can be effectively met.
Preferably, in this embodiment, the suspension post in the suspension post unit may be a square steel pipe, and the cross-sectional dimension of the suspension post is 140mm by 140mm, and the thickness of the suspension post is 6mm; the bending strength of the suspension column can also effectively meet the actual use requirement.
Preferably, in this embodiment, the ejector rod may be a circular steel tube, where the diameter of the steel tube is 60mm and the thickness of the steel tube is 3mm; the axle center compression stability of the ejector rod meets the requirement, and the actual use requirement can be effectively met.
By combining the first embodiment and the second embodiment, the invention can provide a stable base structure for an operation platform through the arrangement of the counterweight mechanism, can realize maintenance operation without occupying a roadway and a river channel, and has the advantage of 24-hour operation; the hanging column mechanism can provide a platform for installing the rope mechanism, and the rope mechanism and the hanging basket are matched for operation, so that the hanging column mechanism has the advantages of flexible use and convenient movement; meanwhile, the maintenance operation platform can be repeatedly used for a plurality of times, and has the advantage of low cost; the counterweight mechanism, the suspension column mechanism, the rope mechanism and the hanging basket can be all arranged into an independent unit system, so that convenient disassembly and assembly operation can be realized.
Furthermore, the lifting column unit and the bridge body to be maintained can be kept relatively fixed by the arrangement of the ejector rod, the defect caused by the fact that the lifting column unit is supported only by the cantilever beam can be avoided, and the overall structural stability of the maintenance operation platform can be effectively improved; the flexible protection of the front end of the ejector rod can be formed through the arrangement of the rubber protective sleeve, so that the side wall of the bridge to be maintained is not abraded; the triangular support structure of the suspension column unit can be realized through the arrangement of the support rods, and the structural stability of the suspension column unit can be greatly improved; the supporting rods and the hanging column units can be connected through bolts or in other forms, so that convenient disassembly and assembly operations are realized. .
Furthermore, the invention can realize the convenient adjustment operation of the horizontal position of the weight box through the arrangement of the hub mechanism, and can lead the actual installation operation to be more convenient; the locking operation of the universal wheel can be realized through the arrangement of the locking piece, so that the universal wheel is prevented from rolling during maintenance operation; the locking piece has two states of locking and releasing, and the universal wheel can not rotate when in the locking state; in the released state, the universal wheel can rotate at will.
Furthermore, the main installation track of the hanging basket can be provided by arranging the main cable unit; the auxiliary cable unit is arranged, so that shaking of the hanging basket can be avoided, and the structural stability of the hanging basket can be effectively improved; the pulley is arranged, so that the position of the hanging basket can be conveniently adjusted; the position adjustment operation of the hanging basket can be realized through the arrangement of the pull rope; the self-locking clamping ring can be arranged, so that the position stability of the hanging basket can be ensured.
In the description of the present application, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.
In the description of the present specification, the terms "one embodiment," "some embodiments," "particular embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
It should be understood by those skilled in the art that, although the embodiments of the present invention are disclosed above, the embodiments are merely adopted for the purpose of facilitating understanding of the embodiments of the present invention, and are not intended to limit the embodiments of the present invention. Any person skilled in the art can make any modification and variation in form and detail without departing from the spirit and scope of the embodiments of the invention, but the scope of the embodiments of the invention is defined by the appended claims.
Claims (8)
1. The hanging basket type bridge maintenance work platform is characterized by comprising a counterweight mechanism, a hanging column mechanism, a rope mechanism and a hanging basket;
the weight balancing mechanism comprises at least two weight balancing boxes, the weight balancing boxes are arranged on a bridge to be maintained, the weight balancing boxes are respectively arranged on two sides of the bridge to be maintained, the bottom of each weight balancing box is provided with a hub mechanism, and each hub mechanism comprises a plurality of universal wheels respectively arranged at the edges of the bottom of each weight balancing box;
the lifting column mechanism comprises two lifting column units, the two lifting column units are respectively arranged at two sides of the bridge body to be maintained, and the top ends of the two lifting column units are respectively connected with weight boxes at two sides of the bridge body to be maintained;
the rope mechanism is arranged under the bridge to be maintained, and two ends of the rope mechanism are respectively connected with the bottom ends of the two suspension column units;
the hanging basket is arranged on the rope mechanism, and the hanging basket is in sliding connection with the rope mechanism;
the top and the bottom of the hanging basket are provided with a plurality of pulleys, the pulleys are fixed on the hanging basket through a mounting bracket, and the hanging basket is in sliding connection with the rope through the pulleys;
the rope mechanism comprises a main rope unit and an auxiliary rope unit, wherein the main rope unit is connected with a pulley at the top of the hanging basket, and the auxiliary rope unit is connected with a pulley at the bottom of the hanging basket.
2. The hanging basket type bridge maintenance work platform according to claim 1, wherein,
and a push rod is further arranged between the lifting column unit and the bridge to be maintained, one end of the push rod is connected with the lifting column unit, and the other end of the push rod is tightly propped against the side wall of the bridge to be maintained.
3. The hanging basket type bridge maintenance work platform according to claim 2, wherein,
the end part of the ejector rod, which is propped against the side wall of the bridge to be maintained, is provided with a rubber protective sleeve.
4. A hanging basket type bridge maintenance work platform according to claim 2 or 3, wherein,
a supporting rod is further arranged between the suspension column unit and the ejector rod, one end of the supporting rod is connected with the bottom end of the suspension column unit, and the other end of the supporting rod is connected with the end part of the ejector rod, which is tightly propped against the side wall of the bridge to be maintained; the support rod and the ejector rod form a triangular support structure.
5. The hanging basket type bridge maintenance work platform of claim 4, wherein,
a tie bar and a cantilever beam are further arranged between the suspension column unit and the weight box;
one end of the tie rod is connected with the bottom of the weight box, and the other end of the tie rod is connected with the lifting column unit; one end of the cantilever beam is connected with the top of the weight box, and the other end of the cantilever beam is connected with the top end of the lifting column unit.
6. The hanging basket type bridge maintenance work platform according to claim 1, wherein,
the bottom of the weight box is also provided with a first locking mechanism, and the first locking mechanism comprises a plurality of locking pieces which are respectively arranged on the universal wheels.
7. The hanging basket type bridge maintenance work platform according to claim 1, wherein,
the hanging basket is also connected with a pull rope and a second locking mechanism;
one end of the pull rope is connected with the hanging basket, and the other end of the pull rope is connected with the hanging column mechanism or the counterweight mechanism; the second locking mechanism includes one or more self-locking snap rings.
8. The hanging basket type bridge maintenance work platform according to claim 5, wherein,
the suspension column unit comprises two suspension columns which are arranged in parallel, and the two suspension columns are connected through a plurality of connecting rods;
the upper portion of the lifting column is connected with the cantilever beam, the middle portion of the lifting column is connected with the tie rod, the lower portion of the lifting column is connected with the ejector rod, and the two sides of the bottom end of the lifting column are respectively provided with the supporting rods.
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| CN108951415A (en) * | 2018-08-21 | 2018-12-07 | 华东建工集团有限公司 | A kind of basket-hanging bridge maintaining platform |
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