Section steel composite framework assembling jig frame

Abstract

A section steel composite framework assembling jig frame comprises a lower platform, an upper platform and an inclination angle adjusting and supporting device, and the upper platform is fixedly installed on the table top of the lower platform. The dip angle adjusting and supporting device comprises two pairs of fixing plates and two pairs of dip angle adjusting plates, the two pairs of fixing plates are vertically fixed to the two ends of the table top of the upper platform, and the two pairs of dip angle adjusting plates are arranged between each pair of fixing plates; a first connecting hole is formed in the fixing plate, a first strip-shaped hole is horizontally formed in the position, corresponding to the first connecting hole, of the dip angle plate, and a first connecting bolt pair penetrates through the first strip-shaped hole and the first connecting hole to connect the dip angle adjusting plate and the fixing plate together, so that the dip angle adjusting plate can be obliquely adjusted around the first connecting bolt pair while moving left and right. According to the utility model, the inclination angle adjusting and supporting device is arranged, so that the inclination angle of the section steel stand column is adjusted through the jig frame, the inclination angle of the stiff skeleton component section is accurately controlled, and the overall splicing linear precision of the stiff skeleton component section is ensured.

Description

TECHNICAL FIELD

[0001] The utility model belongs to bridge steel structure assembling technical field, concretely relates to a kind of section steel composite skeleton assembling jig frame. BACKGROUND

[0002] Compared with traditional concrete tower column, steel structure bridge stiff skeleton departmentalization has the characteristics of large engineering scale, complex structure form, complex node structure, high processing and manufacturing precision requirement, and high measurement and control precision requirement.In the production and manufacturing process, stiff skeleton departmentalization vertical total assembly is an important link to determine stiff skeleton departmentalization segment manufacturing process and processing precision.Section steel composite skeleton is the core component of stiff skeleton, and the vertical assembly precision of section steel composite skeleton directly determines the total assembly linear precision of stiff skeleton departmentalization segment.Currently, the assembling jig frame used for section steel composite skeleton cannot realize inclination adjustment, only provides a stress platform, so that the inclination angle of stiff skeleton departmentalization segment is difficult to control, which directly affects the control of stiff skeleton departmentalization total assembly linear precision. SUMMARY

[0003] To solve the above problems in the prior art, the utility model provides a section steel composite skeleton assembling jig frame.

[0004] The technical problem to be solved by the utility model is solved by the following technical scheme:

[0005] A section steel composite skeleton assembling jig frame, characterized by comprising lower platform, upper platform and inclination adjustment support device, the upper platform is fixedly installed on the table top of the lower platform and can be adjusted in the length direction of the lower platform, the inclination adjustment support device comprises two pairs of fixed plates, two pairs of inclination adjustment plates, the two pairs of fixed plates are vertically fixed at both ends of the table top of the upper platform and are arranged in parallel along the length direction of the upper platform, the two pairs of inclination adjustment plates are arranged between each pair of fixed plates, the fixed plate is provided with a first connecting hole, the inclination adjustment plate is provided with a first slot corresponding to the position of the first connecting hole, and a first connecting bolt pair passes through the first slot and the first connecting hole to connect the inclination adjustment plate and the fixed plate together, so that the inclination adjustment plate can be inclined and adjusted around the first connecting bolt pair while moving left and right.

[0006] Further, the first connecting hole is provided with two in vertical direction, and the first slot is also provided with two corresponding, two first connecting bolt pairs pass through two first slots and two first connecting holes to connect the inclination adjustment plate and the fixed plate together.

[0007] Further, the middle part of the mesa of the lower platform is provided with two second strip-shaped holes along the length direction, the bottom of the upper platform is provided with second connecting holes corresponding to the positions of the second strip-shaped holes, and a second connecting bolt pair passes through the second connecting holes and the second strip-shaped holes to fix and install the upper platform on the mesa of the lower platform, and the upper platform can be adjusted in the length direction of the lower platform through the second strip-shaped holes.

[0008] Further, the outer side of the fixing plate is fixed with a stiffening plate, and the bottom of the stiffening plate is fixedly connected with the upper platform.

[0009] The utility model discloses beneficial effects:

[0010] 1, the utility model discloses a inclination adjustment support device is set up, and then realizes the adjustment of the inclination angle of the shaped steel column to the jig through the shaped steel column, satisfies the accurate control of the inclination angle of the stiff skeleton sectionalization segment, guarantees stiff skeleton sectionalization segment total splicing linear type precision.

[0011] 2, the utility model discloses the structure can satisfy the position adjustment of the shaped steel column of stiff skeleton sectionalization segment different cross -sectional size, and the inclination of the shaped steel column can be adjusted according to the segment inclination angle when the total splicing construction is on -the -spot, and the segment vertical precision is adjusted in advance.

[0012] 3, the utility model discloses simple structure, and practicality is strong, and the construction is convenient, and the engineering application prospect is good. DRAWINGS

[0013] Figure 1 It is the three -dimensional structure schematic diagram of the utility model;

[0014] Figure 2 It is the three -dimensional structure schematic diagram of the utility model lower platform;

[0015] Figure 3 It is the inclination adjustment support device structure schematic diagram of the utility model;

[0016] Figure 4 It is the inclination adjustment state diagram of the utility model;

[0017] Figure 5 It is the use state diagram of the utility model;

[0018] Figure 6 It is Figure 5 Partial enlarged view.

[0019] Drawing mark: lower platform 1, second strip-shaped hole 1-1, upper platform 2, second connecting hole 2-1, inclination adjustment support device 3, fixing plate 4, first connecting hole 4-1, inclination adjustment plate 5, first strip-shaped hole 5-1, first connecting bolt pair 6, stiffening plate 7, second connecting bolt pair 8, shaped steel column 9. SPECIFIC IMPLEMENTATION

[0020] The utility model is further described in detail below in combination with the drawings Figures 1-6 The utility model is further described in detail below in combination with the drawings

[0021] A section steel composite framework assembling jig frame, including lower platform 1, upper platform 2 and inclination adjustment support device 3, upper platform 2 is fixedly installed on the mesa of lower platform 1 and can be adjusted in the length direction of lower platform 1, inclination adjustment support device 3 includes two pairs of fixed plates 4, two pairs of inclination adjustment plates 5, two pairs of fixed plates 4 are vertically fixed at the both ends of the mesa of upper platform 2 and are arranged in parallel along the length direction of upper platform 2, two pairs of inclination adjustment plates 5 are arranged between each pair of fixed plates 4 respectively, first connecting hole 4-1 is arranged on fixed plate 4, first strip hole 5-1 is horizontally arranged at the position corresponding to first connecting hole 4-1 of inclination adjustment plate 5, and first connecting bolt pair 6 is connected together with inclination adjustment plate 5 and fixed plate 4 by passing through first strip hole 5-1 and first connecting hole 4-1 in sequence, so that inclination adjustment plate 5 can be adjusted in inclination around first connecting bolt pair 6 while moving left and right.

[0022] In an embodiment, two first connecting holes 4-1 are arranged in the vertical direction, and two first strip holes 5-1 are also arranged correspondingly, and two first connecting bolt pairs 6 are connected together with inclination adjustment plate 5 and fixed plate 4 by passing through two first strip holes 5-1 and two first connecting holes 4-1 respectively.

[0023] In an embodiment, two second strip holes 1-1 are arranged in the length direction in the middle of the mesa of lower platform 1, second connecting hole 2-1 is arranged at the position corresponding to second strip hole 1-1 at the bottom of upper platform 2, and second connecting bolt pair 8 is arranged to pass through second connecting hole 2-1 and second strip hole 1-1 to fix and install upper platform 2 on the mesa of lower platform 1, and upper platform 2 can be adjusted in the length direction of lower platform 1 through second strip hole 1-1.

[0024] In an embodiment, stiffened plate 7 is fixed to the outer side of fixed plate 4, and the bottom of stiffened plate 7 is fixedly connected with lower platform 1, so as to enhance the connection reliability of fixed plate 4 and lower platform 1.

[0025] During construction, first, the jig frame is laid on the ground according to the cross-sectional size of the stiff skeleton sectioned segment and the position of the steel column, then the upper platform 2 is adjusted according to the actual position of the steel column 9, and the horizontal and vertical reference lines and the positioning position line of the stiff skeleton are accurately laid out on the table top of the upper platform 2; then the distance between the two pairs of inclination adjustment plates 5 is adjusted according to the horizontal and vertical reference lines, the positioning position line and the cross-sectional size of the steel column, and the inclination angle of the inclination adjustment plates 5 is adjusted according to the inclination angle of the stiff skeleton sectioned segment, and the second connecting bolt pair 8 is locked after the jig frame is adjusted; then the steel column 9 is hoisted between the two pairs of inclination adjustment plates 5 and supported at the bottom on the upper platform 2, and the steel column 9 is clamped and fixed by the two pairs of inclination adjustment plates 5, so that the inclination angle of the steel column 9 is consistent with the inclination angle of the segment, and the vertical precision of the segment is adjusted in advance. The hoisting and positioning of all steel columns 9 are completed in this way, and the connecting angle steel between the steel columns 9 is installed, so that the assembly of the steel composite skeleton is completed. On this basis, the vertical assembly of the other parts of the stiff skeleton sectioned segment is completed according to the design requirements and construction specifications.

[0026] The above is the further detailed description of the utility model in combination with the specific preferred embodiments, and cannot be regarded as the specific implementation of the utility model being limited to these descriptions. For ordinary skilled persons in the technical field to which the utility model belongs, some simple deductions or substitutions can be made without departing from the concept of the utility model, and all of them shall be regarded as belonging to the protection scope of the utility model.

Claims

1. A composite steel frame assembly jig, characterized in that: The application relates to a platform adjusting device, which comprises a lower platform (1), an upper platform (2) and an inclination adjusting support device (3), wherein the upper platform (2) is fixedly installed on the tabletop of the lower platform (1) and can be adjusted in the length direction of the lower platform (1); the inclination adjusting support device (3) comprises two pairs of fixed plates (4) and two pairs of inclination adjusting plates (5), the two pairs of fixed plates (4) are vertically fixed at the two ends of the tabletop of the upper platform (2) and are arranged in parallel along the length direction of the upper platform (2), the two pairs of inclination adjusting plates (5) are arranged between each pair of fixed plates (4) respectively, the fixed plate (4) is provided with a first connecting hole (4-1), the inclination adjusting plate (5) is horizontally provided with a first strip-shaped hole (5-1) corresponding to the position of the first connecting hole (4-1), and a first connecting bolt pair (6) is arranged in sequence through the first strip-shaped hole (5-1) and the first connecting hole (4-1) to connect the inclination adjusting plate (5) and the fixed plate (4) together, so that the inclination adjusting plate (5) can be moved leftward and rightward and simultaneously inclined and adjusted around the first connecting bolt pair (6).

2. The kind steel composite skeleton assembly jig frame according to claim 1, characterized in that: The first connecting hole (4-1) is arranged in two in the vertical direction, the first strip-shaped hole (5-1) is also arranged in two correspondingly, and two first connecting bolt pairs (6) are arranged through the two first strip-shaped holes (5-1) and the two first connecting holes (4-1) to connect the inclination adjusting plate (5) and the fixed plate (4) together.

3. The kind steel composite skeleton assembly jig frame of claim 1, characterized in that: The tabletop of the lower platform (1) is provided with two second strip-shaped holes (1-1) in the length direction in the middle part, the bottom of the upper platform (2) is provided with second connecting holes (2-1) corresponding to the positions of the second strip-shaped holes (1-1), and a second connecting bolt pair (8) is arranged through the second connecting holes (2-1) and the second strip-shaped holes (1-1) to fixedly install the upper platform (2) on the tabletop of the lower platform (1), and the upper platform (2) can be adjusted in the length direction of the lower platform (1) through the second strip-shaped holes (1-1).

4. The modular frame of claim 1, wherein: The outer sides of the fixed plates (4) are fixedly provided with stiffening plates (7), and the bottom of the stiffening plate (7) is fixedly connected with the upper platform (2).

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