CN213476632U

CN213476632U - Adjusting frame for steel arch frame folding section

Info

Publication number: CN213476632U
Application number: CN202021202999.5U
Authority: CN
Inventors: 郑春海; 周永明; 徐君诚; 续志勇; 余斌; 朱克成
Original assignee: Third Engineering Co Ltd of China Railway 17th Bureau Group Co Ltd
Current assignee: Third Engineering Co Ltd of China Railway 17th Bureau Group Co Ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-06-18
Anticipated expiration: 2030-06-24

Abstract

The utility model provides an adjusting bracket for a steel arch frame folding section, belonging to the technical field of steel arch frame installation, comprising a first mounting bracket, a second mounting bracket, a connecting part, a sleeve, a lead screw and a supporting mechanism; the connecting part is hinged with the first mounting frame; the sleeve is hinged with the second mounting frame, and an inner hole is a threaded hole; one end of the screw rod is in threaded fit with the sleeve, and the other end of the screw rod is in rotary connection with the connecting part and is relatively fixed with the connecting part; the supporting mechanism spans the first mounting frame and the second mounting frame and is used for connecting the first mounting frame and the second mounting frame; the distance between the first mounting frame and the second mounting frame can be adjusted through threaded fit of the screw rod and the sleeve; through first mounting bracket and connecting portion are articulated, and the second mounting bracket is articulated with the sleeve, can adjust the installation angle of first mounting bracket and second mounting bracket, consequently, be convenient for install first mounting bracket and second mounting bracket respectively on the steel bow member that closes up a section both ends, can improve the efficiency of construction who closes up.

Description

Adjusting frame for steel arch frame folding section

Technical Field

The utility model belongs to the technical field of the installation of steel bow member, more specifically say, relate to a steel bow member folds alignment jig of section.

Background

The steel arch frame folding is a key process and a key technology for installing the steel arch frame; when the existing steel arch is installed, the two ends of the steel arch are installed at the same time, and the middle parts of the two sections of steel arches are folded; however, the folding section of the two steel arches cannot be provided with a standard frame body, so that the two steel arches need to be folded by cutting, assembling and welding the standard frame body, and the folding efficiency is affected due to the difficulty in on-site processing of the standard frame body.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an alignment jig of steel bow member section of folding aims at solving because two sections steel bow members fold the section and can have the support body condition of unable installation standard, and need carry out the technical problem of field machining to the support body of standard.

In order to achieve the above object, the utility model adopts the following technical scheme: the adjusting frame for the steel arch frame folding section comprises a first mounting frame, a second mounting frame, a connecting part, a sleeve, a screw rod and a supporting mechanism; the first mounting frame is used for being connected with a steel arch frame at one end of the closure section; the second mounting frame is used for being connected with the steel arch frame at the other end of the closure section; the connecting part is hinged with the first mounting frame; the sleeve is hinged with the second mounting frame, and an inner hole is a threaded hole; one end of the screw rod is in threaded fit with the sleeve, and the other end of the screw rod is in rotary connection with the connecting part and is relatively fixed with the connecting part; the supporting mechanism spans the first mounting frame and the second mounting frame and is used for connecting the first mounting frame and the second mounting frame.

As another embodiment of the present application, the supporting mechanism includes a supporting bar and a fixing assembly for fixing the supporting bar on the first mounting frame and the second mounting frame.

As another embodiment of the application, the fixing component comprises a steering ball, a plug frame connected with the steering ball and a fastening structure; the steering ball with first mounting bracket with the second mounting bracket rotates to be connected, the plug frame be used for with the support bar is pegged graft, fastening structure is used for fixing the support bar in the plug frame.

As another embodiment of this application, be equipped with the screw hole on the grafting frame, fastening structure including be used for with grafting frame screw-thread fit's fastening bolt, fastening bolt is used for supporting tightly the support bar.

As another embodiment of the present application, the insertion frame has an open structure.

As another embodiment of the application, the inserting frame is provided with an inserting hole, the fastening structure comprises a U-shaped rod which is used for being inserted into the inserting hole, and the U-shaped rod is used for clamping the supporting bar in the inserting frame.

As another embodiment of this application, be equipped with a plurality of connection teeth on the support bar, be equipped with on the grafting frame be used for with be connected the gear engagement the inserted block, the inserted block be used for with grafting frame sliding connection so that the inserted block with be connected gear engagement or separation.

As another embodiment of this application, be equipped with the guide post on the plug-in frame, be equipped with on the plug-in block be used for with guide post sliding connection's regulating block, the guide post is equipped with the elastic component, the both ends of elastic component respectively with the regulating block with the guide post is connected.

As another embodiment of the application, a rotating block is arranged on the screw rod, a limiting block with a diameter larger than that of the rotating block is arranged on the rotating block, one end of the rotating block is connected with the screw rod, and the other end of the rotating block is connected with the limiting block; the connecting part is internally provided with a rotating groove used for the rotating block and the limiting block to rotate.

As another embodiment of the present application, the lead screw and the connecting portion are ball-hinged.

The utility model provides a pair of steel bow member folds alignment jig of section's beneficial effect lies in: compared with the prior art, the distance between the first mounting frame and the second mounting frame can be adjusted through the threaded fit of the screw rod and the sleeve; the first mounting frame is hinged with the connecting part, the second mounting frame is hinged with the sleeve, and the mounting angles of the first mounting frame and the second mounting frame can be adjusted, so that the first mounting frame and the second mounting frame are conveniently mounted on the steel arch frames at two ends of the folding section respectively, and the folding construction efficiency can be improved; the screw rod is rotatably connected with the connecting part, so that the angle of the first mounting frame can be adjusted, the screw rod can be rotatably connected with the sleeve, the length of the screw rod extending out of the sleeve is adjusted, the first mounting frame and the second mounting frame can be placed in the folding section, steel arches at two ends of the folding section can be conveniently connected, and folding construction is completed; the supporting mechanism is used for connecting the first mounting frame and the second mounting frame, so that on one hand, the connection between the first mounting frame and the second mounting frame can be enhanced, and the connection strength of the closure section is improved conveniently; on the other hand, the pouring template which is installed subsequently is convenient to support.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an adjusting bracket of a steel arch closure section according to an embodiment of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a schematic view of a connecting portion of an adjusting bracket of a steel arch closure section according to an embodiment of the present invention;

fig. 4 is a schematic view of a screw portion of an adjusting bracket of a steel arch closing section according to an embodiment of the present invention;

fig. 5 is a schematic view of a supporting strip portion of an adjusting bracket of a steel arch closing section according to an embodiment of the present invention;

fig. 6 is a schematic view of an insert block portion of an adjusting bracket of a steel arch closing section according to an embodiment of the present invention.

In the figure: 1. a first mounting bracket; 11. a first connection block; 12. a second connecting block; 13. a third connecting block; 2. a second mounting bracket; 3. a connecting portion; 31. rotating the groove; 4. a sleeve; 5. a lead screw; 51. rotating the block; 52. a limiting block; 6. a support mechanism; 61. a supporting strip; 611. a connecting tooth; 62. a steering ball; 63. a plug-in frame; 631. inserting holes; 632. a sliding hole; 64. fastening a bolt; 65. a U-shaped rod; 66. inserting a block; 661. an adjusting block; 67. a guide post; 68. a spring.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 to fig. 6, an adjusting bracket for a steel arch closing section according to the present invention will now be described. An adjusting frame for a steel arch frame folding section comprises a first mounting frame 1, a second mounting frame 2, a connecting part 3, a sleeve 4, a screw rod 5 and a supporting mechanism 6; the first mounting frame 1 is used for being connected with a steel arch frame at one end of the closure section; the second mounting frame 2 is used for being connected with a steel arch at the other end of the closure section; the connecting part 3 is hinged with the first mounting frame 1; the sleeve 4 is hinged with the second mounting frame 2, and an inner hole is a threaded hole; one end of the screw rod 5 is in threaded fit with the sleeve 4, and the other end of the screw rod is in rotary connection with the connecting part 3 and is relatively fixed with the connecting part 3; the supporting mechanism 6 spans the first mounting frame 1 and the second mounting frame 2 and is used for connecting the first mounting frame 1 and the second mounting frame 2.

Compared with the prior art, the adjusting frame for the steel arch frame folding section provided by the utility model has the advantages that the distance between the first mounting frame 1 and the second mounting frame 2 can be adjusted through the threaded fit of the lead screw 5 and the sleeve 4; the first mounting frame 1 is hinged with the connecting part 3, the second mounting frame 2 is hinged with the sleeve 4, and the mounting angles of the first mounting frame 1 and the second mounting frame 2 can be adjusted, so that the first mounting frame 1 and the second mounting frame 2 are conveniently mounted on steel arches at two ends of a folding section respectively, and the folding construction efficiency can be improved; the lead screw 5 is rotatably connected with the connecting part 3, so that the angle of the first mounting frame 1 can be adjusted, the lead screw 5 can also be rotatably connected with the sleeve 4, the length of the lead screw 5 extending out of the sleeve 4 is adjusted, the first mounting frame 1 and the second mounting frame 2 can be placed in the closure section, steel arches at two ends of the closure section can be connected conveniently, and closure construction is completed; the supporting mechanism 6 is used for connecting the first mounting frame 1 and the second mounting frame 2, so that on one hand, the connection between the first mounting frame 1 and the second mounting frame 2 can be enhanced, and the connection strength of the closure section is improved conveniently; on the other hand, the pouring template which is installed subsequently is convenient to support.

As a specific embodiment of the adjusting bracket for the steel arch frame folding section provided by the present invention, please refer to fig. 1 to 6, the supporting mechanism 6 includes a supporting bar 61 and a fixing component for fixing the supporting bar 61 on the first mounting bracket 1 and the second mounting bracket 2; the first mounting frame 1 and the second mounting frame 2 have the same structure, and the first mounting frame 1 is taken as an example for description; a first connecting block 11 for connecting with a steel arch is fixedly connected to a position, close to the bottom, of the first mounting frame 1, and a second connecting block 12 for connecting with the steel arch is fixedly connected to a position, close to the top, of the first mounting frame 1; through holes are formed in the first connecting block 11 and the second connecting block 12; during installation, the first connecting block 11 on the first installation frame 1 is connected with the steel arch frame through a pin shaft, and the first installation frame 1 can rotate around the pin shaft; then, the second connecting block 12 on the first mounting frame 1 is connected with the steel arch frame through a bolt, so that the first mounting frame 1 is fixed on the steel arch frame at one end of the folding section; the first mounting rack 1 is also fixedly connected with a third connecting block 13 which is used for being connected with other first mounting racks 1, and the third connecting block 13 is provided with a through hole; after the first mounting frames 1 are fixed on the steel arch, the first mounting frames 1 are connected with the adjacent first mounting frames 1 through bolts by the third connecting blocks 13, so that the adjacent first mounting frames 1 are connected; support bar 61 is a plurality of, fixes the both ends of support bar 61 respectively on first mounting bracket 1 and second mounting bracket 2 through fixed subassembly, can strengthen being connected between first mounting bracket 1 and the second mounting bracket 2, also is convenient for support the template of pouring of follow-up construction, is convenient for pour.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 6, the fixing component includes a steering ball 62, an inserting frame 63 connected with the steering ball 62, and a fastening structure; the steering ball 62 is rotatably connected with the first mounting frame 1 and the second mounting frame 2, the insertion frame 63 is used for being inserted into the supporting bar 61, and the fastening structure is used for fixing the supporting bar 61 in the insertion frame 63; the steering ball 62 is positioned at the top of the first mounting frame 1 and the second mounting frame 2, the steering ball 62 is rotatably connected with the first mounting frame 1 and the second mounting frame 2 and is relatively fixed in position, and the insertion frame 63 is fixedly connected with the steering ball 62; the steering ball 62 is positioned at the position of the first mounting frame 1 and the second mounting frame 2 close to the edge; install respectively at first mounting bracket 1 and second mounting bracket 2 and on the steel bow member at foling a both ends back, can adjust the direction of inserting frame 63 through rotatory rolling ball for the both ends of support bar 61 can be pegged graft with inserting frame 63 on first mounting bracket 1 and the second mounting bracket 2 respectively, and fix support bar 61 in inserting frame 63 through fastening structure.

As a specific implementation manner of the embodiment of the present invention, referring to fig. 1 to 6, the insertion frame 63 is provided with a threaded hole, the fastening structure includes a fastening bolt 64 for being in threaded fit with the insertion frame 63, and the fastening bolt 64 is used for abutting against the supporting bar 61; fastening bolt 64 and plug-in frame 63 threaded connection can provide pressure to the support bar 61 in the plug-in frame 63 to make fastening bolt 64 support the support bar 61 in the plug-in frame 63 tightly, can be convenient for strengthen the connection between first mounting bracket 1 and the second mounting bracket 2, and form the holding surface, can support pouring the template when the template is pour in the installation.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 6, the insertion frame 63 is an open structure, and the opening is located at the top of the insertion frame 63; when the supporting bar 61 is connected with the inserting frame 63, the supporting bar 61 can be directly put into the inserting frame 63 from the opening of the inserting frame 63, so that the connection between the supporting bar 61 and the inserting frame 63 is facilitated.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 6, the insertion frame 63 is provided with an insertion hole 631, the fastening structure includes a U-shaped rod 65 for being inserted into the insertion hole 631, and the U-shaped rod 65 is used for clamping the supporting bar 61 in the insertion frame 63; the inserting hole 631 is located the lateral wall of the inserting frame 63, and after the U-shaped rod 65 is inserted into the inserting hole 631, the U-shaped rod 65 contacts with the top of the supporting bar 61, so that the supporting bar 61 is limited, the supporting bar 61 is prevented from being separated from the inserting frame 63 from the opening of the inserting frame 63, and the supporting bar 61 is convenient to be fixed on the inserting frame 63.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 6, a plurality of connecting teeth 611 are disposed on the supporting strip 61, an inserting block 66 engaged with the connecting teeth 611 is disposed on the inserting frame 63, and the inserting block 66 is slidably connected to the inserting frame 63 to engage or separate the inserting block 66 with or from the connecting teeth 611; the insertion frame 63 is provided with a sliding hole 632 for sliding the insertion block 66; the insertion block 66 is provided to engage with the connecting teeth 611 on the supporting bar 61, so that the movement of the supporting bar 61 can be further limited, and therefore, the supporting bar 61 can be further conveniently fixed on the insertion frame 63, thereby facilitating the connection between the first mounting frame 1 and the second mounting frame 2 to be strengthened.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 6, a guiding post 67 is disposed on the inserting frame 63, an adjusting block 661 slidably connected to the guiding post 67 is disposed on the inserting block 66, the guiding post 67 is disposed with an elastic member, and two ends of the elastic member are respectively connected to the adjusting block 661 and the guiding post 67; the guide column 67 is fixedly connected with the inserting frame 63, the adjusting block 661 is fixedly connected with the inserting block 66, and a through hole for sliding on the guide column 67 is formed in the adjusting block 661; the elastic part comprises a spring 68, and two ends of the spring 68 are respectively fixedly connected with the adjusting block 661 and the guide post 67; the insert 66 is engaged with the connecting teeth 611 on the supporting bar 61 under the action of the spring 68, thereby fixing the supporting bar 61; when the supporting bar 61 needs to be detached, the inserting block 66 can be separated from the connecting teeth 611 by sliding the adjusting block 661, so that the supporting bar 61 can be detached from the inserting frame 63 conveniently.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 6, a turning block 51 is disposed on the lead screw 5, a limiting block 52 with a diameter larger than that of the turning block 51 is disposed on the turning block 51, one end of the turning block 51 is fixedly connected with the lead screw 5, and the other end is fixedly connected with the limiting block 52; a rotary groove 31 for rotating the rotary block 51 and the limiting block 52 is arranged in the connecting part 3; because the diameter of stopper 52 is greater than the diameter of turning block 51, lead screw 5 rotates through turning block 51 and stopper 52 and connecting portion 3 to be connected, can make the position relatively fixed of lead screw 5 and connecting portion 3, after being convenient for adjust the length of first mounting bracket 1 and second mounting bracket 2, also can be convenient for adjust the angle of first mounting bracket 1, be convenient for install first mounting bracket 1 and second mounting bracket 2 in the section of closing up to be convenient for improve the efficiency of construction.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 6, the lead screw 5 is ball-hinged with the connecting portion 3, which can both make the lead screw 5 rotate on the sleeve 4 and adjust the angle of the first mounting frame 1, thereby facilitating the installation of the first mounting frame 1 on the steel arch frame of the one end of the folding segment.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. An adjusting bracket for a steel arch closure section is characterized by comprising:

the first mounting frame (1) is used for being connected with a steel arch frame at one end of the closure section;

the second mounting frame (2) is used for being connected with the steel arch frame at the other end of the closure section;

the connecting part (3) is hinged with the first mounting frame (1);

the sleeve (4) is hinged with the second mounting frame (2), and an inner hole is a threaded hole;

one end of the screw rod (5) is in threaded fit with the sleeve (4), the other end of the screw rod is in rotary connection with the connecting part (3), and the screw rod and the connecting part (3) are relatively fixed; and

a support mechanism (6) spanning the first mounting bracket (1) and the second mounting bracket (2) for connecting the first mounting bracket (1) and the second mounting bracket (2).

2. An adjustment frame of a steel arch closing section according to claim 1, characterized in that the support means (6) comprise a support bar (61) and fixing assemblies for fixing the support bar (61) to the first mounting frame (1) and the second mounting frame (2).

3. An adjustment frame for a steel arch closing section according to claim 2, characterized in that the fixing assembly comprises a steering ball (62), a plug frame (63) connected with the steering ball (62) and a fastening structure; turn to ball (62) with first mounting bracket (1) with second mounting bracket (2) rotate to be connected, plug frame (63) be used for with support bar (61) are pegged graft, fastening structure is used for fixing support bar (61) in plug frame (63).

4. An adjustment frame for a steel arch closing section according to claim 3, characterized in that the insertion frame (63) is provided with a threaded hole, the fastening structure comprises a fastening bolt (64) for threaded engagement with the insertion frame (63), and the fastening bolt (64) is used for abutting against the supporting bar (61).

5. An adjustment frame for steel arch closure according to claim 3, characterized in that the said plug-in frame (63) is open structure.

6. An adjustment frame for steel arch closing section according to claim 5, characterized in that the insertion frame (63) is provided with insertion holes (631), the fastening structure comprises a U-shaped rod (65) for inserting into the insertion holes (631), and the U-shaped rod (65) is used for clamping the support bar (61) in the insertion frame (63).

7. An adjusting bracket for a steel arch closing section according to claim 6, characterized in that the supporting bars (61) are provided with a plurality of connecting teeth (611), the inserting frame (63) is provided with inserting blocks (66) for engaging with the connecting teeth (611), and the inserting blocks (66) are slidably connected with the inserting frame (63) to engage or disengage the inserting blocks (66) with or from the connecting teeth (611).

8. An adjustment frame for a steel arch closing section according to claim 7, characterized in that the insertion frame (63) is provided with a guiding post (67), the insertion block (66) is provided with an adjustment block (661) for sliding connection with the guiding post (67), the guiding post (67) is provided with an elastic member, and both ends of the elastic member are respectively connected with the adjustment block and the guiding post (67).

9. The adjusting bracket for the steel arch closing section according to claim 1, characterized in that a rotating block (51) is provided on the lead screw (5), a limiting block (52) with a diameter larger than that of the rotating block (51) is provided on the rotating block (51), one end of the rotating block (51) is connected with the lead screw (5), and the other end is connected with the limiting block (52); a rotary groove (31) used for the rotation of the rotary block (51) and the limiting block (52) is arranged in the connecting part (3).

10. An adjustment frame for a steel arch closing section according to claim 1, characterized in that the screw (5) is ball-hinged to the connection part (3).