CN210066500U - Movable type inter-bridge safety channel for double-width bridge construction - Google Patents
Movable type inter-bridge safety channel for double-width bridge construction Download PDFInfo
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- CN210066500U CN210066500U CN201920368046.7U CN201920368046U CN210066500U CN 210066500 U CN210066500 U CN 210066500U CN 201920368046 U CN201920368046 U CN 201920368046U CN 210066500 U CN210066500 U CN 210066500U
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Abstract
The utility model provides a movable type inter-bridge safety channel for double-width bridge construction, which comprises two ladder stands and a horizontal channel, wherein the bottom of each ladder stand is provided with 4 universal wheels capable of being braked, and ladder stand guardrails are arranged on two sides; and two ends of the horizontal channel are respectively fixed at the tops of the two ladder-shaped crawling ladders. The utility model discloses span between two bridges, guardrail reinforcing bar top during the use, supply the workman to carry out to come and go current, the security is high, can change according to the construction position moreover in the same direction as the bridge to removing convenient to use.
Description
Technical Field
The utility model belongs to the technical field of the bridge construction, a when double bridge deck construction is related to for constructor is current escape way between two bridges.
Background
The highway bridge is designed by adopting a double-width bridge, and when the auxiliary structure construction of the bridge deck is carried out after the double-width bridge is erected, the highway bridge needs to transversely pass through the two bridges back and forth frequently. Because a certain distance exists between the two bridges, a channel needs to be erected between the two bridges for workers to pass through, and the traditional method is to erect a wood plate between guardrail reinforcing steel bars installed on the two bridges as a simple channel before the guardrails are not poured. The method has the problems that firstly, the guardrail reinforcing steel bars can be damaged, the subsequent guardrail pouring is influenced, and secondly, the safety can not be ensured.
Disclosure of Invention
The utility model aims to provide a safety channel between portable bridge for two width of cloth bridge construction is provided to constructor need come current demand between two bridges in the construction of present two width of cloth bridge floor.
The technical scheme of the utility model as follows:
the utility model provides a portable safety channel between bridge for construction of double width bridge which characterized in that: the ladder comprises two ladder ladders and a horizontal channel, wherein the bottom of each ladder is provided with 4 universal wheels capable of being braked, and ladder guardrails are arranged on two sides of each ladder; and two ends of the horizontal channel are respectively fixed at the tops of the two ladder-shaped crawling ladders.
According to the movable type inter-bridge safety channel for double-width bridge construction, each ladder comprises two right-angle trapezoid supports, each right-angle trapezoid support comprises an upper cross rod, a lower cross rod, a first vertical rod and a support inclined rod, the length of the lower cross rod is larger than that of the upper cross rod, one end of each of the upper cross rod and the lower cross rod is connected with the upper end and the lower end of the corresponding first vertical rod respectively, the other ends of the upper cross rod and the lower cross rod are connected with two ends of the support inclined rods respectively, the two right-angle trapezoid supports are arranged in parallel and have a certain interval, the end parts of the two upper cross rods of the two right-angle trapezoid supports are connected through two upper connecting rods, the end parts of the two lower cross rods are connected through two lower connecting rods, and 4 universal wheels capable of braking are arranged at; the ladder stand footplate that the polylith equidistance set up is connected between two support down tube, and the vertical installation of ladder stand guardrail along two support down tube.
Furthermore, a second vertical rod is connected between the connecting end of the upper cross rod and the bracket diagonal rod and the lower cross rod.
Furthermore, two diagonal braces which are mutually crossed are connected between the two bracket diagonal braces.
The horizontal channel of the movable type inter-bridge safety channel for double-width bridge construction comprises two truss sheets, each truss sheet comprises an upper chord member and a lower chord member, and a plurality of web members are connected between the upper chord member and the lower chord member; the two truss pieces are arranged in parallel, the distance between the two truss pieces is smaller than the distance between the two right-angle trapezoidal supports of the trapezoidal crawling ladder, the end parts of the two lower chords are connected through a flat connecting rod, a plurality of channel plate supporting rods are horizontally welded on the opposite side edges of the two lower chords, and channel panels are erected on the channel supporting rods of the two lower chords; two ends of the lower chord of the two truss pieces of the horizontal channel are respectively fixed with the upper connecting rods of the two ladder-shaped ladders through bolts.
The utility model discloses simple structure, the security is high, spanes between two bridges, guardrail reinforcing bar top during the use, and the workman that supplies to execute is current, can change according to the construction position moreover in the same direction as the bridge to removing convenient to use. During concrete implementation, the length of the horizontal channel can be set according to the actual distance between the two bridges, the practicability is high, and the combined structure is adopted, so that the installation and the disassembly are convenient.
Drawings
Fig. 1 is a schematic side view of the present invention;
fig. 2 is a schematic front view of the structure of the present invention;
figure 3 shows a side view of a ladder;
figure 4 shows a front view of a ladder of the ladder type;
FIG. 5 is a side view of the horizontal channel;
FIG. 6 is a plan view of the horizontal channel;
FIG. 7 is a front view of the horizontal channel;
fig. 8 is a schematic view of the usage state of the present invention.
Detailed Description
As shown in fig. 1 and 2, the movable inter-bridge safety passage for double-width bridge construction provided by the utility model comprises two ladder ladders 1 and a horizontal passage 2, wherein the bottom of each ladder 1 is provided with 4 brakable universal wheels 3, and ladder guardrails 4 are arranged on two sides; and two ends of the horizontal channel 2 are respectively fixed at the tops of the two ladder ladders 1.
As shown in fig. 3 and 4, the ladder stand 1 includes two right-angle ladder supports, each right-angle ladder support includes an upper cross bar 11, a lower cross bar 12, a first vertical bar 13 and a support diagonal bar 14, the length of the lower cross bar 12 is greater than that of the upper cross bar 11, one end of the upper cross bar 11 and one end of the lower cross bar 12 are respectively connected with the upper end and the lower end of the first vertical bar 13, the other end of the upper cross bar 11 and the other end of the lower cross bar 12 are respectively connected with two ends of the support diagonal bar 14, the two right-angle ladder supports are arranged in parallel and have a certain distance, the two upper cross bar ends 11 of the two right-angle ladder supports are connected through two upper connecting bars 15, the two lower cross bar ends are connected through two lower connecting bars 16, and 4 brakable universal wheels 3 are respectively arranged at the bottoms of the joints of; a plurality of ladder climbing pedals 17 arranged at equal intervals are connected between the two support inclined rods 14, and the ladder climbing guardrails 4 are longitudinally arranged along the two support inclined rods 14.
In order to ensure the stable structure of the ladder, a second vertical rod 18 can be connected between the connecting end of the upper cross rod 11 and the bracket diagonal rod and the lower cross rod 12.
Furthermore, two mutually crossed diagonal braces 19 can be connected between the two bracket diagonal braces 13.
As shown in fig. 5, 6 and 7, the horizontal channel 2 includes two truss sheets, each truss sheet includes an upper chord 21 and a lower chord 22, and a plurality of web members 23 are connected between the upper chord 21 and the lower chord 22; the two truss pieces are arranged in parallel, the distance between the two truss pieces is smaller than the distance between the two right-angle trapezoidal supports of the ladder stand, the ends of the two lower chords 22 are connected through the flat connecting rods 24, the side edges, opposite to the two lower chords 24, of the two lower chords are horizontally welded with a plurality of channel plate supporting rods 25, and channel panels 26 are erected on the channel supporting rods 25 of the two lower chords.
The two ends of the lower chord 22 of the two truss sheets of the horizontal passage 2 are respectively fixed with the upper connecting rods 15 of the two ladder ladders 1 through bolts. The upper chords 21 and web members 23 of the two truss sheets act as horizontal channel guardrails.
The utility model discloses during the concrete implementation, two trapezoidal cat ladders and horizontal channel are processed the preparation respectively, assemble at the job site during the use. The height of the ladder is set according to the height of the guardrail of the double-width bridge, and the length of the horizontal channel is set according to the distance between the two ladder ladders.
As shown in fig. 8, when the utility model is used, the two ladder ladders 1 are respectively arranged outside the guardrail reinforcing bars 6 of the double-width bridge 5, the ladder ladders 1 are higher than the guardrail reinforcing bars 6, the first vertical rods 13 of the ladder ladders are opposite, and the bottom-part brakable universal wheel 3 is locked; and (3) hoisting the horizontal channel 2 to the top of the ladder stand 1 by using a crane, fixing the two ends of the horizontal channel and the tops of the two ladder stands by using bolts, and finishing the installation of the construction safety channel. Constructors go back and forth between the two bridges through the safety channel, after one construction point is finished, the locking of the universal wheels capable of being braked is released, and the safety channel is integrally pushed to the next construction point along the bridge direction. After the construction is finished, the horizontal channel and the two ladder ladders are disassembled.
Claims (5)
1. The utility model provides a portable safety channel between bridge for construction of double width bridge which characterized in that: the ladder comprises two ladder ladders and a horizontal channel, wherein the bottom of each ladder is provided with 4 universal wheels capable of being braked, and ladder guardrails are arranged on two sides of each ladder; and two ends of the horizontal channel are respectively fixed at the tops of the two ladder-shaped crawling ladders.
2. The mobile inter-bridge secure tunnel for double bridge construction according to claim 1, wherein: each trapezoid crawling ladder comprises two right trapezoid supports, each right trapezoid support comprises an upper cross rod, a lower cross rod, a first vertical rod and a support diagonal rod, the length of the lower cross rod is larger than that of the upper cross rod, one end of each upper cross rod and one end of each lower cross rod are respectively connected with the upper end and the lower end of the corresponding first vertical rod, the other ends of the upper cross rods and the lower cross rods are respectively connected with two ends of the support diagonal rods, the two right trapezoid supports are arranged in parallel and have a certain interval, the end parts of the two upper cross rods of the two right trapezoid supports are connected through the two upper connecting rods, the end parts of the two lower cross rods are connected through the two lower connecting rods, and 4 universal wheels capable of braking are respectively arranged at the bottoms of the joints; the ladder stand footplate that the polylith equidistance set up is connected between two support down tube, and the vertical installation of ladder stand guardrail along two support down tube.
3. The mobile inter-bridge secure tunnel for double bridge construction according to claim 2, wherein: and a second upright rod is connected between the connecting end of the upper cross rod and the bracket diagonal rod and the lower cross rod.
4. The mobile inter-bridge secure tunnel for double bridge construction according to claim 2, wherein: two diagonal braces which are mutually crossed are connected between the two bracket diagonal braces.
5. The mobile inter-bridge secure tunnel for double bridge construction according to claim 2, wherein: the horizontal channel comprises two truss sheets, each truss sheet comprises an upper chord and a lower chord, and a plurality of web members are connected between the upper chord and the lower chord; the two truss pieces are arranged in parallel, the distance between the two truss pieces is smaller than the distance between the two right-angle trapezoidal supports of the trapezoidal crawling ladder, the end parts of the two lower chords are connected through a flat connecting rod, a plurality of channel plate supporting rods are horizontally welded on the opposite side edges of the two lower chords, and channel panels are erected on the channel supporting rods of the two lower chords; two ends of the lower chord of the two truss pieces of the horizontal channel are respectively fixed with the upper connecting rods of the two ladder-shaped ladders through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920368046.7U CN210066500U (en) | 2019-03-22 | 2019-03-22 | Movable type inter-bridge safety channel for double-width bridge construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920368046.7U CN210066500U (en) | 2019-03-22 | 2019-03-22 | Movable type inter-bridge safety channel for double-width bridge construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210066500U true CN210066500U (en) | 2020-02-14 |
Family
ID=69434398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920368046.7U Active CN210066500U (en) | 2019-03-22 | 2019-03-22 | Movable type inter-bridge safety channel for double-width bridge construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210066500U (en) |
-
2019
- 2019-03-22 CN CN201920368046.7U patent/CN210066500U/en active Active
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