CN216360652U - Climbing device for bridge girder erection machine - Google Patents

Climbing device for bridge girder erection machine Download PDF

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Publication number
CN216360652U
CN216360652U CN202122526844.8U CN202122526844U CN216360652U CN 216360652 U CN216360652 U CN 216360652U CN 202122526844 U CN202122526844 U CN 202122526844U CN 216360652 U CN216360652 U CN 216360652U
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China
Prior art keywords
climbing device
construction
ladder
pier
bridge
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CN202122526844.8U
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Chinese (zh)
Inventor
邢宏科
郝鹏
郝传志
张旭
曾建国
段乐乐
邓磊
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China State Construction Engineering Corp Ltd CSCEC
China State Railway Investment Construction Group Co Ltd
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China State Construction Engineering Corp Ltd CSCEC
China State Railway Investment Construction Group Co Ltd
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Abstract

The utility model provides a climbing device for a bridge girder erection machine, wherein one end of the climbing device is connected with an O-shaped leg of the bridge girder erection machine, the other end of the climbing device is arranged corresponding to a rear falling pier of the bridge girder erection machine, the rear falling pier is positioned below the O-shaped leg, and the climbing device is of an L-shaped structure. According to the technical scheme of this application, through the climbing device who sets up "L" type structure, when support grout construction operation like this, constructor accessible climbing device directly falls the pier to the back, need not to reach the pier after through box girder box indoor portion to the problem that the efficiency of construction that has avoided carrying out support grout construction through the narrow and small space of beam-ends leads to is low and the construction can not obtain the assurance. Thereby ensuring the construction efficiency and ensuring the construction quality.

Description

Climbing device for bridge girder erection machine
Technical Field
The utility model relates to the technical field of bridge erecting equipment, in particular to a climbing device for a bridge erecting machine.
Background
At present, support grouting construction needs to be carried out by a front supporting leg crawling ladder to a pier, then the pier falls after the construction reaches the inside of a box girder box chamber, support grouting construction is carried out through a narrow space of a girder end, construction efficiency is low, and construction quality cannot be well guaranteed.
The above is that, the support grouting construction in the related art has the problem that the construction efficiency is low, and the construction quality can not be well guaranteed.
SUMMERY OF THE UTILITY MODEL
To the problem among the above-mentioned prior art, this application provides a climbing device for frame bridge crane, has solved that there is the efficiency of construction low in the support grouting construction, and construction quality can not obtain the problem of better guarantee.
According to the climbing device for the bridge girder erection machine, one end of the climbing device is connected with the O-shaped leg of the bridge girder erection machine, the other end of the climbing device is arranged corresponding to the rear falling pier of the bridge girder erection machine, the rear falling pier is located below the O-shaped leg, and the climbing device is of an L-shaped structure.
In one embodiment, climbing devices are disposed on either side of an "O" shaped leg. Through the embodiment, the climbing devices are arranged on two sides of the O-shaped leg, so that a constructor can go up and down from two sides, and the convenience in use of the climbing devices is improved. And further improves the construction efficiency.
In one embodiment, a climbing device comprises: one end of the ladder stand is connected with the O-shaped leg; the pedal is connected with the other end of the ladder stand and is perpendicular to the ladder stand. Through this embodiment, through the climbing cat ladder, constructor can be following to near the pier that falls after to, and rethread footboard, constructor fall the pier after down. Like this when support grout construction operation, constructor accessible climbing device is direct to the pier that falls after, need not to reach the pier that falls after through box girder box indoor portion to the problem that the efficiency of construction that has avoided carrying out support grout construction through the narrow and small space of beam-ends and leads to is low and the construction can not obtain the assurance has been avoided. Thereby ensuring the construction efficiency and ensuring the construction quality.
In one embodiment, the climbing device further comprises guardrails disposed on either side of the ladder stand or/and the tread plates. Through this embodiment, the guardrail has the safety protection effect, can prevent that constructor from falling from cat ladder and footboard. Thereby improving the safety and reliability of the climbing device.
In one embodiment, the climbing device further comprises a diagonal brace, one end of the diagonal brace is connected with the ladder stand, the other end of the diagonal brace is connected with the pedal, and the diagonal brace is used for enhancing the connection strength between the ladder stand and the pedal. Through this embodiment, the bracing has the auxiliary stay effect, can improve the joint strength between footboard and the cat ladder. Thereby ensuring that the climbing device is able to function properly.
In one embodiment, the ladder stand is of a telescopic structure and can be telescopic along a first direction. Through the embodiment, the ladder stand is of the telescopic structure, so that the height of the ladder stand is adjustable, and the climbing device is suitable for bridge erecting machines of different specifications. Thereby increasing the range of use of the climbing device.
In one embodiment, the ladder comprises an outer slide and an inner slide slidably connected to the outer slide in a first direction. Through the embodiment, the relative position of the outer slide and the inner slide is adjusted, so that the overall height of the ladder stand is adjusted, and the climbing device is suitable for bridge erecting machines of different specifications. Thereby increasing the range of use of the climbing device.
In one embodiment, the step is of a telescopic construction, capable of telescoping in the second direction. Through the embodiment, the telescopic structure has a transverse telescopic function, and the distance between the climbing device and a rear falling pier can be adjusted. Thereby making the climbing device suitable for bridge erecting machines with different specifications. Thereby increasing the range of use of the climbing device.
In one embodiment, the pedals include an outer pedal and an inner pedal slidably coupled to the outer pedal in the second direction.
In one embodiment, a threaded fastener is also included for connecting the ladder stand with the "O" leg. Through this embodiment, the threaded fastener has a connection function, can link together cat ladder and "O" type leg. Thereby ensuring that the climbing device is able to function properly.
The features mentioned above can be combined in various suitable ways or replaced by equivalent features as long as the object of the utility model is achieved.
Compared with the prior art, the climbing device for the bridge girder erection machine provided by the utility model at least has the following beneficial effects:
through the climbing device who sets up "L" type structure, like this when support grout construction operation, constructor accessible climbing device directly falls the pier to the back, need not to fall the pier after reacing through box girder box indoor portion to the problem that the efficiency of construction that has avoided carrying out support grout construction through the narrow and small space of beam-ends is low and the construction can not be guaranteed. Thereby ensuring the construction efficiency and ensuring the construction quality.
Drawings
The utility model will be described in more detail hereinafter on the basis of embodiments and with reference to the accompanying drawings. Wherein:
FIG. 1 shows a schematic structural view of a climbing device for a bridge girder erection machine of the present invention (showing a rear falling pier and an "O" -shaped leg);
FIG. 2 shows a schematic view of the climbing device for a bridge girder erection machine of FIG. 1;
figure 3 shows a schematic view of the ladder of figure 1;
FIG. 4 shows a schematic view of the guardrail of FIG. 1;
fig. 5 shows a schematic view of the structure of the pedal of fig. 1.
In the drawings, like parts are provided with like reference numerals. The drawings are not to scale.
Reference numerals:
10. climbing a ladder; 20. a pedal; 30. a guardrail; 40. bracing; 50. a threaded fastener; 100. a climbing device; 200. an "O" shaped leg; 300. and then falling to the bridge pier.
Detailed Description
The utility model will be further explained with reference to the drawings.
The first direction in this application is the vertical direction in fig. 1, and the second direction is the horizontal direction in fig. 1.
As shown in FIGS. 1 and 2, the utility model provides a climbing device for a bridge girder erection machine, wherein one end of the climbing device 100 is connected with an O-shaped leg 200 of the bridge girder erection machine, the other end of the climbing device 100 is arranged corresponding to a rear falling pier 300 of the bridge girder erection machine, the rear falling pier 300 is positioned below the O-shaped leg 200, and the climbing device 100 is in an L-shaped structure.
In the above-mentioned setting, through the climbing device 100 who sets up "L" type structure, like this when support grout construction operation, constructor accessible climbing device 100 directly falls pier 300 after to, need not to fall pier 300 after reacing through box girder box indoor portion to the problem that the efficiency of construction that the construction of carrying on support grout through the narrow and small space of beam-ends leads to is low and the construction can not be guaranteed has been avoided. Thereby ensuring the construction efficiency and ensuring the construction quality.
Specifically, as shown in FIGS. 1 and 2, in one embodiment, the climbing device 100 is disposed on each side of an "O" shaped leg 200.
In the above arrangement, the climbing device 100 is provided on both sides of the "O" leg 200, so that the construction worker can go up and down from both sides, thereby improving the convenience of use of the climbing device 100. And further improves the construction efficiency.
Specifically, as shown in fig. 1 and 2, in one embodiment, a climbing device 100 includes a ladder 10 and a tread 20. Wherein, one end of the ladder stand 10 is connected with an O-shaped leg 200. The step plate 20 is connected to the other end of the ladder stand 10, and the step plate 20 is perpendicular to the ladder stand 10.
In the above arrangement, by climbing the ladder 10, the constructor can descend to the vicinity of the rear falling pier 300, and then by the steps 20, the constructor can descend to the rear falling pier 300. Thus, when the support grouting construction is performed, a constructor can directly drop the pier 300 to the rear through the climbing device 100 without reaching the pier 300 through the box girder and the box chamber, so that the problems of low construction efficiency and construction incapability of guaranteeing the construction caused by the support grouting construction through the narrow space of the beam end are solved. Thereby ensuring the construction efficiency and ensuring the construction quality.
In particular, in one embodiment, the ladder 10 is a telescopic structure, which is capable of being extended and retracted in a first direction.
In the above arrangement, the ladder stand 10 is of a telescopic structure, so that the height of the ladder stand 10 is adjustable, and the climbing device 100 is suitable for bridge erecting machines of different specifications. Thereby increasing the range of use of the climbing device 100.
Specifically, in one embodiment, the ladder 10 includes an outer slide and an inner slide slidably coupled to the outer slide in a first direction.
In the above arrangement, the overall height of the ladder stand 10 is adjusted by adjusting the relative positions of the outer slide and the inner slide, so that the climbing device 100 is suitable for bridge erecting machines of different specifications. Thereby increasing the range of use of the climbing device 100.
Specifically, in one embodiment, the outer slide is provided with a sliding track, and the inner slide is provided with a sliding block, and the sliding block slides on the sliding track. Thus, the telescopic function of the telescopic structure is realized.
Specifically, in one embodiment, the step 20 is a telescoping structure that is capable of telescoping in the second direction.
In the above arrangement, the telescopic structure has a lateral telescopic function, and is capable of adjusting the distance at which the climbing device 100 is lapped on the rear landing pier 300. Thereby enabling the climbing device 100 to be suitable for bridge cranes of different specifications. Thereby increasing the range of use of the climbing device 100.
Specifically, in one embodiment, the pedals 20 include an outer pedal and an inner pedal slidably coupled to the outer pedal in the second direction.
Specifically, in one embodiment, the outer pedal is provided with a sliding track, the inner pedal is provided with a sliding block, and the sliding block slides on the sliding track. Thus, the transverse telescopic function of the telescopic structure is realized.
Specifically, as shown in fig. 1 and 2, in one embodiment, the climbing device further comprises a threaded fastener 50, the threaded fastener 50 being used to connect the ladder stand 10 with an "O" leg 200.
In the above arrangement, the threaded fastener 50 has a connecting function to connect the ladder stand 10 and the "O" leg 200 together. Thereby ensuring that the climbing device is able to function properly.
It should be noted that the ladder 10, the steps 20, the guard rails 30 and the diagonal braces 40 are all made of steel.
Specifically, as shown in fig. 1-5, in one embodiment, the climbing device 100 further comprises guard rails 30, the guard rails 30 being disposed on both sides of the ladder stand 10 and the tread plates 20.
In the above arrangement, the guard rail 30 has a safety function to prevent a worker from falling from the ladder 10 and the step plate 20. Thereby improving the safety and reliability of use of the climbing device 100.
Specifically, as shown in fig. 1 and 2, in one embodiment, the climbing device 100 further comprises a diagonal brace 40, one end of the diagonal brace 40 is connected with the ladder stand 10, the other end of the diagonal brace 40 is connected with the pedal 20, and the diagonal brace 40 is used for enhancing the connection strength between the ladder stand 10 and the pedal 20.
In the above arrangement, the diagonal brace 40 has an auxiliary support function, and can improve the strength of connection between the step panel 20 and the ladder 10. Thereby ensuring that the climbing device 100 is able to function properly.
The field installation method of the climbing device 100 in the present application is described below:
the method comprises the following steps: when the erection of the box girder is completed, the position of the O-shaped leg is just at the position of a rear frame pier of the box girder;
step two: the O-shaped leg is fixedly connected with the ladder stand by bolts;
step three: the upper part of the ladder stand is fixed with an O-shaped leg beam, and the lower part of the ladder stand is provided with a pedal and a handrail guardrail, so that the whole ladder stand is L-shaped;
and step four, adjusting the length of the ladder stand and the length of the pedal according to actual conditions.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "bottom", "top", "front", "rear", "inner", "outer", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.
Although the utility model herein has been described with reference to particular embodiments, it is to be understood that these embodiments are merely illustrative of the principles and applications of the present invention. It is therefore to be understood that numerous modifications may be made to the illustrative embodiments and that other arrangements may be devised without departing from the spirit and scope of the present invention as defined by the appended claims. It should be understood that features described in different dependent claims and herein may be combined in ways different from those described in the original claims. It is also to be understood that features described in connection with individual embodiments may be used in other described embodiments.

Claims (10)

1. The climbing device for the bridge girder erection machine is characterized in that one end of the climbing device is connected with an O-shaped leg of the bridge girder erection machine, the other end of the climbing device is arranged corresponding to a rear-falling pier of the bridge girder erection machine, the rear-falling pier is located below the O-shaped leg, and the climbing device is of an L-shaped structure.
2. The climbing device for a bridge erecting machine according to claim 1, wherein the climbing device is respectively disposed at both sides of the "O" shaped leg.
3. The climbing device for a bridge erecting machine according to claim 2, comprising:
one end of the ladder stand is connected with the O-shaped leg;
the pedal is connected with the other end of the ladder stand and is perpendicular to the ladder stand.
4. The climbing device for a bridge erecting machine according to claim 3 further comprising a guardrail disposed on both sides of the ladder and/or the tread.
5. The climbing device for a bridge erecting machine according to claim 3, further comprising a diagonal brace, wherein one end of the diagonal brace is connected with the ladder and the other end of the diagonal brace is connected with the pedal, and the diagonal brace is used for enhancing the connection strength between the ladder and the pedal.
6. The climbing device for a bridge erecting machine according to claim 3 wherein the ladder is a telescoping structure that is capable of telescoping in a first direction.
7. The climbing device for a bridge erecting machine according to claim 6 wherein the ladder comprises an outer slide and an inner slide slidably connected to the outer slide in a first direction.
8. The climbing device for a bridge erecting machine according to claim 3 wherein the treadles are telescoping structures capable of telescoping in the second direction.
9. The climbing device for a bridge erecting machine according to claim 8, wherein the pedals comprise an outer pedal and an inner pedal slidably coupled to the outer pedal in the second direction.
10. The climbing device for a bridge erecting machine as recited in claim 3, further comprising threaded fasteners for connecting the ladder stand with the "O" leg.
CN202122526844.8U 2021-10-20 2021-10-20 Climbing device for bridge girder erection machine Active CN216360652U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122526844.8U CN216360652U (en) 2021-10-20 2021-10-20 Climbing device for bridge girder erection machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122526844.8U CN216360652U (en) 2021-10-20 2021-10-20 Climbing device for bridge girder erection machine

Publications (1)

Publication Number Publication Date
CN216360652U true CN216360652U (en) 2022-04-22

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CN202122526844.8U Active CN216360652U (en) 2021-10-20 2021-10-20 Climbing device for bridge girder erection machine

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CN (1) CN216360652U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115012317A (en) * 2022-07-08 2022-09-06 广州城建职业学院 Climbing device for bridge erecting machine
CN115198663A (en) * 2022-09-19 2022-10-18 中铁建安工程设计院有限公司 Step-by-step pier construction anti-falling device capable of automatically lifting

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115012317A (en) * 2022-07-08 2022-09-06 广州城建职业学院 Climbing device for bridge erecting machine
CN115012317B (en) * 2022-07-08 2024-05-07 广州城建职业学院 Climbing device for bridge girder erection machine
CN115198663A (en) * 2022-09-19 2022-10-18 中铁建安工程设计院有限公司 Step-by-step pier construction anti-falling device capable of automatically lifting

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