CN211447840U - Fine adjustment device for erecting prefabricated beam - Google Patents

Fine adjustment device for erecting prefabricated beam Download PDF

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Publication number
CN211447840U
CN211447840U CN201921920465.3U CN201921920465U CN211447840U CN 211447840 U CN211447840 U CN 211447840U CN 201921920465 U CN201921920465 U CN 201921920465U CN 211447840 U CN211447840 U CN 211447840U
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China
Prior art keywords
sliding
bottom plate
fine adjustment
precast beam
jack
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CN201921920465.3U
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Chinese (zh)
Inventor
赵连生
柯圣南
曹凤洁
白一凡
杜昕
李石
闫晓宇
汪涛
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China Railway 14th Bureau Group Fangqiao Co Ltd
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China Railway 14th Bureau Group Fangqiao Co Ltd
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Priority to CN201921920465.3U priority Critical patent/CN211447840U/en
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Abstract

A precast beam erection fine adjustment device is characterized in that a precast beam is supported on a precast beam pier, the fine adjustment device is arranged below the precast beam and comprises a lower support base and at least one group of fine adjustment components arranged on the lower support base, each fine adjustment component comprises a sliding groove fixed on the lower support base, a sliding bottom plate arranged in the sliding groove, a jack placed on the sliding bottom plate and a jack backing plate supported between the piston end of the jack and the precast beam; the groove wall of the sliding groove is provided with an even number of screw rods which are arranged oppositely in pairs, the screw threads penetrate through the groove wall of the sliding groove and then abut against the sliding bottom plate, and the bottom surface of the sliding bottom plate is coated with a lubricant. The utility model discloses simple structure promotes sliding bottom through the screw rod, and sliding bottom drives the jack and drives the precast beam then and adjust, has the characteristics that construction cost is low, the operation is swift nimble.

Description

Fine adjustment device for erecting prefabricated beam
Technical Field
The utility model belongs to the building construction field, concretely relates to micromatic setting is established to prefabricated roof beam.
Background
In the process of erecting box girders, T girders and various girder types, the positioning is usually performed by moving bridging equipment, the moving amplitude of the bridging equipment is large, the erecting deviation of the girders is large, and a new fine-tuning device for erecting the precast girders is required to be provided in order to meet the fine-tuning requirement of the moving of the erecting of the precast girders.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a precast beam erection fine adjustment device, which aims to solve the technical problem that large beam moving equipment is not easy to place below a precast beam in the prior art; and the problem of high construction cost in the prior art is solved.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a precast beam erects micromatic setting, the precast beam supports on precast beam buttress, its characterized in that: the fine adjustment device is arranged below the precast beam and comprises a lower support base and at least one group of fine adjustment components arranged on the lower support base, wherein each fine adjustment component comprises a sliding groove fixed on the lower support base, a sliding bottom plate arranged in the sliding groove, a jack placed on the sliding bottom plate and a jack base plate supported between the piston end of the jack and the precast beam; the wall of the sliding groove is provided with a screw, the screw thread penetrates through the wall of the sliding groove and then abuts against the sliding bottom plate, the bottom surface of the sliding bottom plate is a smooth surface and is coated with a lubricant, and the top surface of the sliding bottom plate, which is used for supporting the jack, is a rough surface.
Further preferably, the sliding groove and the sliding bottom plate are both rectangular steel frames with openings at the upper parts, and the rectangular steel frames are formed by welding steel plates.
Furthermore, the sliding groove and the sliding bottom plate are both round steel frames with openings at the upper parts.
Furthermore, a screw is fixed on each sliding groove, and the screw spirally penetrates through a nut fixed on the wall of the sliding groove in a welding manner and then abuts against the sliding bottom plate.
Furthermore, four groups of fine adjustment assemblies are arranged on each lower supporting base.
In addition, the lower support base is made of steel, and the sliding groove and the lower support base are welded and fixed.
More preferably, a set of fine adjustment devices is respectively arranged below two ends of the precast beam.
Compared with the prior art the utility model has the following characteristics and beneficial effect:
the utility model discloses simple structure promotes sliding bottom through the screw rod, and sliding bottom drives the jack and drives the precast beam then and adjust, has the characteristics that construction cost is low, the operation is swift nimble.
The utility model has the characteristics of safety, be suitable for etc, there are fine popularization and practical value, can produce good economic benefits after extensive popularization and application.
Drawings
Fig. 1 is a diagram of a concrete application of a precast beam erection fine adjustment device of the present invention;
fig. 2 is a schematic view of the position relationship between the slide groove and the slide base plate according to the present invention;
fig. 3 is a top view of fig. 2.
Reference numerals: 1-prefabricating a beam; 2, prefabricating a beam buttress; 3-a lower support base; 4-a sliding groove; 5-a sliding bottom plate; 6-a jack; 7-jack backing plate; 8-screw rod; 9-nut.
Detailed Description
In order to make the technical means, innovative features, objectives and functions realized by the present invention easy to understand, the present invention will be further described below.
The embodiments described herein are specific embodiments of the present invention, and are intended to be illustrative of the concepts of the present invention, which are intended to be illustrative and exemplary, and should not be construed as limiting the scope of the embodiments of the present invention. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include technical solutions which make any obvious replacement or modification for the embodiments described herein.
A precast beam erecting fine adjustment device is disclosed, as shown in figure 1, a precast beam 1 is supported on a precast beam pier 2, a group of fine adjustment devices are respectively arranged below two ends of the precast beam 1, each group of fine adjustment device comprises a lower support base 3 and at least one group of fine adjustment components arranged on the lower support base 3, each fine adjustment component comprises a sliding groove 4 fixed on the lower support base 3, a sliding bottom plate 5 arranged in the sliding groove 4, a jack 6 placed on the sliding bottom plate 5 and a thousand-gold jack pad 7 supported between the piston end of the jack 6 and the precast beam 1, and the jack 6 is an oil pressure jack; an even number of screws 8 which are arranged oppositely in pairs are arranged on the groove wall of the sliding groove 4, the screw threads of the screws 8 penetrate through the groove wall of the sliding groove 4 and then are abutted against the sliding bottom plate 5, the bottom surface of the bottom plate of the sliding bottom plate 5 is a smooth surface and is coated with butter, the top surface of the bottom plate of the sliding bottom plate 5, which is used for supporting the jack 6, is a rough surface, as shown in figure 2, the sliding groove 4 and the sliding bottom plate 5 are both rectangular steel frames with openings at the upper parts, the rectangular steel frames are formed by welding steel plates, the sliding groove 4 and the sliding bottom plate 5 are both circular steel frames with openings at the upper parts, as shown in figure 3, 8 screws 8 are fixed on each sliding groove 4, two screws 8 are arranged on the groove wall of each sliding groove 4, the screws 8 spirally penetrate through nuts 9 which are fixedly welded on the groove wall of the sliding groove 4 and then are abutted against the sliding bottom, the sliding groove 4 is welded and fixed with the lower supporting base 3.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (7)

1. The utility model provides a precast beam erects micromatic setting, precast beam (1) supports on precast beam buttress (2), its characterized in that: the fine adjustment device is arranged below the precast beam (1) and comprises a lower supporting base (3) and at least one group of fine adjustment components arranged on the lower supporting base (3), wherein each fine adjustment component comprises a sliding groove (4) fixed on the lower supporting base (3), a sliding bottom plate (5) arranged in the sliding groove (4), a jack (6) placed on the sliding bottom plate (5) and a jack base plate (7) supported between the piston end of the jack (6) and the precast beam (1); screw rod (8) that are equipped with on the cell wall of sliding tray (4), support on sliding bottom plate (5) behind sliding tray (4) cell wall is passed to screw rod (8) screw thread, sliding bottom plate (5) bottom plate's bottom surface is the smooth surface and paints emollient, sliding bottom plate (5) bottom plate is used for supporting the top surface of jack (6) and is the rough surface.
2. A preform beam setting vernier device as claimed in claim 1, wherein: the sliding groove (4) and the sliding bottom plate (5) are both rectangular steel frames with openings at the upper parts, and the rectangular steel frames are formed by welding steel plates.
3. A preform beam setting vernier device as claimed in claim 1, wherein: the sliding groove (4) and the sliding bottom plate (5) are both circular steel frames with openings at the upper parts.
4. A preform beam setting vernier device as claimed in claim 2, wherein: each sliding groove (4) is fixed with a screw rod (8), the groove walls of the relative sliding grooves (4) are symmetrically provided with the screw rods (8), and the screw rods (8) spirally penetrate through nuts (9) welded and fixed on the groove walls of the sliding grooves (4) and then abut against the sliding bottom plate (5).
5. A preform beam setting vernier device as claimed in claim 1, wherein: four groups of fine adjustment components are arranged on each lower supporting base (3).
6. A preform beam setting vernier device as claimed in claim 1, wherein: the lower supporting base (3) is made of steel, and the sliding groove (4) is welded and fixed with the lower supporting base (3).
7. A preform beam setting vernier device as claimed in any one of claims 1 to 6, wherein: at least one group of fine adjustment devices are arranged below two ends of the precast beam (1) respectively.
CN201921920465.3U 2019-11-08 2019-11-08 Fine adjustment device for erecting prefabricated beam Active CN211447840U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921920465.3U CN211447840U (en) 2019-11-08 2019-11-08 Fine adjustment device for erecting prefabricated beam

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921920465.3U CN211447840U (en) 2019-11-08 2019-11-08 Fine adjustment device for erecting prefabricated beam

Publications (1)

Publication Number Publication Date
CN211447840U true CN211447840U (en) 2020-09-08

Family

ID=72317834

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921920465.3U Active CN211447840U (en) 2019-11-08 2019-11-08 Fine adjustment device for erecting prefabricated beam

Country Status (1)

Country Link
CN (1) CN211447840U (en)

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