An arch frame connection device convenient for installing connection ribs

Abstract

The present invention discloses an arch frame connecting device which is convenient for installing connecting ribs, relates to the field of arch frames, comprises mutually symmetrical back plates, the surfaces of the back plates are fixedly connected with slide plates, the surfaces of the slide plates are provided with slide grooves, the slide grooves are slidably connected with a limiting device, a locking plate is provided at the bottom of the limiting device, a telescopic device is provided between the two limiting devices, connecting rib bodies are welded at both ends of the telescopic device, the front end of the connecting rib body is set at a right angle, and the front end of the connecting rib body can be inserted into the limiting device and the locking plate; the present invention is provided with a liftable limiting device, the height of the limiting device is adjustable, and then the two ends of the connecting rib are set at a right angle, the connecting rib can be directly inserted into the limiting device without welding, thereby improving work efficiency, and by providing the telescopic connecting rib, the length of the connecting rib can be adjusted as needed, and the distance between the arch frames can also be controlled by adjusting the length of the connecting rib, thereby saving time and labor.

Description

Technical Field

[0001] The invention relates to the field of arch frames, and in particular to an arch frame connecting device which is convenient for installing connecting ribs. Background Art

[0002] Arches are arc-shaped supports used for support in civil engineering. During the construction of each bridge, multiple steel arches need to be erected along the length of the bridge to prevent the building from collapsing. At present, in order to prevent the steel bars on the arches from being covered, the connecting bars are usually welded directly between the arches, but each welding process wastes a lot of time and effort, which reduces work efficiency and prolongs the construction period. Summary of the invention

[0003] In order to solve the deficiencies mentioned in the above background technology, the purpose of the present invention is to provide an arch frame connection device that is convenient for installing connecting ribs. The present invention is provided with a lifting limit device, the height of which is adjustable, and then the two ends of the connecting rib are set at right angles. The connecting rib can be directly inserted into the limit device without welding, which saves a lot of time and improves work efficiency.

[0004] At the same time, the present invention can adjust the length of the connecting ribs as needed by providing retractable connecting ribs, and can also control the distance between the arch frames by adjusting the length of the connecting ribs, thus saving time and effort.

[0005] The purpose of the present invention can be achieved through the following technical solutions:

[0006] An arch frame connecting device that is convenient for installing connecting ribs, comprises mutually symmetrical back plates, a slide plate is fixedly connected to the surface of the back plates, a slide groove is provided on the surface of the slide plate, a limit device is slidably connected in the slide groove, a locking plate is provided at the bottom of the limit device, a telescopic device is provided between the two limit devices, a connecting rib body is welded to both ends of the telescopic device, the front end of the connecting rib body is arranged at a right angle, and the front end of the connecting rib body can be inserted into the limit device and the locking plate.

[0007] Furthermore, the limiting device includes a vertical plate, a limiting sleeve is welded on the surface of the vertical plate, a circular through hole is formed between the limiting sleeve and the vertical plate, the front end of the connecting rib body can be inserted through the circular through hole, a limiting slider is welded on the side of the vertical plate away from the limiting sleeve, the limiting slider extends into the sliding groove, and the vertical plate is slidably connected to the slide plate through the limiting slider.

[0008] Furthermore, both side walls of the vertical plate are welded with limit plates, which are located on the outside of the slide plate. A threaded groove is provided on the surface of the limit plate, and the side walls of the limit plate are threadedly connected to limit bolts, which can be tightened inwards and pressed against the slide plate.

[0009] Furthermore, the locking plate includes a fixed base, a locking hoop is movably connected to the surface of the fixed base, blind holes are opened on both sides of the surface of the fixed base, a movable slider is arranged in the blind hole, a reset spring is arranged between the movable slider and the inner wall of the blind hole, the movable slider is slidably connected to the fixed base in the blind hole through the reset spring, and the two ends of the locking hoop are respectively fixedly connected to the movable sliders on both sides.

[0010] Furthermore, the telescopic device includes a first telescopic rod and a second telescopic rod, the second telescopic rod extends into the first telescopic rod, and the second telescopic rod is slidably connected to the first telescopic rod, a movable groove is opened on the surface of the second telescopic rod, a fixing device is arranged in the movable groove, and the second telescopic rod is fixedly connected to the first telescopic rod through the fixing device.

[0011] Furthermore, the fixing device includes a trapezoidal block, and both side walls of the trapezoidal block are slidably connected to a limiting block. Both side walls of the second telescopic rod are provided with second limiting holes that cooperate with the limiting blocks. The end of the limiting block away from the trapezoidal block is located in the second limiting hole. Both side wall arrays of the first telescopic rod are provided with first limiting holes. A limiting spring is arranged at the rear end of the trapezoidal block. The trapezoidal block is connected to the inner side wall of the movable groove through the limiting spring, and a control rod is welded to the top of the trapezoidal block.

[0012] Furthermore, a sliding bar is welded at the bottom of the trapezoidal block, and the trapezoidal block is slidably connected to the bottom surface of the movable groove through the sliding bar, a connecting block is welded at one end of the limit block close to the trapezoidal block, an inclined groove is opened on the side wall of the trapezoidal block, and the limit block is slidably connected to the trapezoidal block through the connecting block.

[0013] Beneficial effects of the present invention:

[0014] 1. The present invention is provided with a lifting limit device, the height of which is adjustable, and then the two ends of the connecting rib are set at right angles. The connecting rib can be directly inserted into the limit device without welding, which saves a lot of time and improves work efficiency;

[0015] 2. The present invention is provided with retractable connecting ribs, so that the length of the connecting ribs can be adjusted as needed, and the distance between the arch frames can be controlled by adjusting the length of the connecting ribs, thus saving time and effort.

[0016] The purpose of the present invention can be achieved through the following technical solutions. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The present invention will be further described below in conjunction with the accompanying drawings.

[0018] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0019] Figure 2 It is a schematic diagram of the connection between the locking plate and the limiting device of the present invention;

[0020] Figure 3 It is a schematic diagram of the structure of the limiting device of the present invention;

[0021] Figure 4 is a cross-sectional view of the locking plate of the present invention;

[0022] Figure 5 It is a schematic diagram of the structure of the telescopic device of the present invention;

[0023] Figure 6 It is a schematic diagram of the structure of the fixing device of the present invention.

[0024] In the figure: 1. back plate; 2. slide plate; 3. limit device; 31. vertical plate; 32. limit sleeve; 33. limit slider; 34. limit plate; 35. limit bolt; 4. locking plate; 41. fixed base; 42. locking hoop; 43. movable slider; 44. reset spring; 5. connecting rib body; 6. telescopic device; 61. first telescopic rod; 62. second telescopic rod; 63. fixing device; 631. trapezoidal block; 6311. slide bar; 632. limit block; 6321. connecting block; 633. limit spring; 634. control rod. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0026] In the description of the present invention, it should be understood that the terms "opening", "upper", "lower", "thickness", "top", "middle", "length", "inside", "all around" and the like indicating orientation or positional relationship are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the components or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.

[0027] An arch frame connection device that is convenient for installing connecting ribs, such as Figure 1 and 2As shown, it includes mutually symmetrical back plates 1, and a slide plate 2 is fixedly connected to the surface of the back plate 1. A slide groove is opened on the surface of the slide plate 2. A limiting device 3 is slidably connected in the slide groove. The limiting device 3 can slide up and down along the slide plate 2. A locking plate 4 is provided at the bottom of the limiting device 3 for fixing and limiting the connecting rib. A telescopic device 6 is provided between the two limiting devices 3. The connecting rib can adjust the length. A connecting rib body 5 is welded to both ends of the telescopic device 6. The front end of the connecting rib body 5 is set at a right angle, and the front end of the connecting rib body 5 can be inserted into the limiting device 3 and the locking plate 4.

[0028] like Figure 3 As shown, the limiting device 3 includes a vertical plate 31, a limiting sleeve 32 is welded on the surface of the vertical plate 31, a circular through hole is formed between the limiting sleeve 32 and the vertical plate 31, the front end of the connecting rib body 5 can be inserted through the circular through hole, and a limiting slider 33 is welded on the side of the vertical plate 31 away from the limiting sleeve 32, the limiting slider 33 extends into the slide groove, and the vertical plate 31 is slidably connected to the slide plate 2 through the limiting slider 33.

[0029] Limiting plates 34 are welded to both side walls of the vertical plate 31. The limiting plates 34 are located on the outside of the slide plate 2. A threaded groove is provided on the surface of the limiting plates 34. The side walls of the limiting plates 34 are threadedly connected to limiting bolts 35. The limiting bolts 35 can be tightened inwards and pressed against the slide plate 2.

[0030] like Figure 3 and 4 As shown, the locking plate 4 includes a fixed base 41, and a locking hoop 42 is movably connected to the surface of the fixed base 41. Blind holes are opened on both sides of the surface of the fixed base 41, and a movable slider 43 is arranged in the blind hole. A reset spring 44 is arranged between the movable slider 43 and the inner wall of the blind hole. The movable slider 43 is slidably connected to the fixed base 41 in the blind hole through the reset spring 44, and the two ends of the locking hoop 42 are respectively fixedly connected to the movable sliders 43 on both sides. The locking hoop 42 is first pulled outward, and after the connecting rib is inserted, the locking hoop 42 is loosened, and the locking hoop 42 will fix the connecting rib under the elastic force of the reset spring 44.

[0031] like Figure 5 As shown, the telescopic device 6 includes a first telescopic rod 61 and a second telescopic rod 62. The second telescopic rod 62 extends into the first telescopic rod 61, and the second telescopic rod 62 is slidably connected to the first telescopic rod 61. A movable groove is provided on the surface of the second telescopic rod 62, and a fixing device 63 is provided in the movable groove, and the second telescopic rod 62 is fixedly connected to the first telescopic rod 61 through the fixing device 63.

[0032] like Figure 6As shown, the fixing device 63 includes a trapezoidal block 631, and the two side walls of the trapezoidal block 631 are slidably connected to the limiting block 632. The two side walls of the second telescopic rod 62 are provided with second limiting holes that cooperate with the limiting blocks 632. The end of the limiting block 632 away from the trapezoidal block 631 is located in the second limiting hole. The two side wall arrays of the first telescopic rod 61 are provided with first limiting holes. The rear end of the trapezoidal block 631 is provided with a limiting spring 633. The trapezoidal block 631 is connected to the inner side wall of the movable groove through the limiting spring 633. A control rod 634 is welded to the top of the trapezoidal block 631. Initially, the limiting block 632 is inserted into the first limiting hole of the first telescopic rod 61 for fixing. By pulling the control rod 634 backward, the trapezoidal block 631 is driven to compress the limiting spring 633. The limiting block 632 slides inward along the side wall of the trapezoidal block 631, thereby disengaging from the first limiting hole, and then the length of the telescopic device 6 can be adjusted.

[0033] A slide bar 6311 is welded to the bottom of the trapezoidal block 631, and the trapezoidal block 631 is slidably connected to the bottom surface of the movable groove through the slide bar 6311. A connecting block 6321 is welded to the end of the limit block 632 close to the trapezoidal block 631. An inclined groove is provided on the side wall of the trapezoidal block 631, and the limit block 632 is slidably connected to the trapezoidal block 631 through the connecting block 6321.

[0034] When in use, first, the height is determined by pushing the limit device 3 up and down, and then the limit device 3 is fixed by tightening the locking bolt 35 inwardly, and then the control rod 634 is pulled backward to drive the trapezoidal block 631 to compress the limit spring 633, and the limit block 632 slides inward along the side wall of the trapezoidal block 631, thereby disengaging from the first limit hole, and then the length of the telescopic device 6 can be adjusted, and then the control rod 634 is loosened, and the trapezoidal block 631 will slide forward under the elastic force of the limit spring 633, and at the same time, push the limit blocks 632 on both sides to insert into the first telescopic rod 61, thereby fixing the telescopic device 6, insert the connecting rib body 5 into the limiting sleeve 32, pull the locking hoop 42 outward, and after the connecting rib body 5 extends downward and enters the locking hoop 42, the locking hoop 42 is loosened, and the locking hoop 42 fixes the connecting rib body 5 under the elastic force of the reset spring 44.

[0035] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0036] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, and these changes and improvements all fall within the scope of the present invention to be protected.

Claims

1. An arch connection device for facilitating installation of connecting ribs, comprising mutually symmetrical support plates (1), characterized in that: The surface of the backing plate (1) is fixedly connected with a slide plate (2), the surface of the slide plate (2) is provided with a slide groove, a limit device (3) is slidably connected in the slide groove, a locking plate (4) is provided at the bottom of the limit device (3), a telescopic device (6) is provided between the two limit devices (3), a connecting rib body (5) is welded at both ends of the telescopic device (6), the front end of the connecting rib body (5) is arranged at a right angle, and the front end of the connecting rib body (5) can be inserted into the limit device (3) and the locking plate (4); The limiting device (3) comprises a vertical plate (31), a limiting sleeve (32) is welded on the surface of the vertical plate (31), a circular through hole is formed between the limiting sleeve (32) and the vertical plate (31), the front end of the connecting rib body (5) can be inserted through the circular through hole, a limiting slider (33) is welded on the side of the vertical plate (31) away from the limiting sleeve (32), the limiting slider (33) extends into the slide groove, and the vertical plate (31) is slidably connected to the slide plate (2) via the limiting slider (33); The two side walls of the vertical plate (31) are welded with limiting plates (34), the limiting plates (34) are located on the outside of the slide plate (2), a thread groove is provided on the surface of the limiting plates (34), the side walls of the limiting plates (34) are threadedly connected to limiting bolts (35), and the limiting bolts (35) can be tightened inwards and pressed against the slide plate (2); The locking plate (4) comprises a fixed base (41), a locking hoop (42) is movably connected to the surface of the fixed base (41), blind holes are provided on both sides of the surface of the fixed base (41), a movable slider (43) is provided in the blind hole, a reset spring (44) is provided between the movable slider (43) and the inner wall of the blind hole, the movable slider (43) is slidably connected to the fixed base (41) in the blind hole through the reset spring (44), and the two ends of the locking hoop (42) are respectively fixedly connected to the movable sliders (43) on both sides.

2. An arch connection device for facilitating installation of connecting ribs according to claim 1, characterized in that: The telescopic device (6) comprises a first telescopic rod (61) and a second telescopic rod (62), the second telescopic rod (62) extends into the first telescopic rod (61), and the second telescopic rod (62) is slidably connected to the first telescopic rod (61), a movable groove is provided on the surface of the second telescopic rod (62), a fixing device (63) is provided in the movable groove, and the second telescopic rod (62) is fixedly connected to the first telescopic rod (61) through the fixing device (63).

3. The arch frame connection device for facilitating installation of connecting ribs according to claim 2, characterized in that: The fixing device (63) comprises a trapezoidal block (631), the two side walls of the trapezoidal block (631) are slidably connected to a limiting block (632), the two side walls of the second telescopic rod (62) are provided with second limiting holes matched with the limiting blocks (632), one end of the limiting block (632) away from the trapezoidal block (631) is located in the second limiting hole, the two side walls of the first telescopic rod (61) are provided with first limiting holes in an array, a limiting spring (633) is arranged at the rear end of the trapezoidal block (631), the trapezoidal block (631) is connected to the inner side wall of the movable groove through the limiting spring (633), and a control rod (634) is welded to the top of the trapezoidal block (631).

4. The arch frame connection device for facilitating installation of connection ribs according to claim 3, characterized in that: A sliding bar (6311) is welded to the bottom of the trapezoidal block (631), and the trapezoidal block (631) is slidably connected to the bottom surface of the movable groove through the sliding bar (6311); a connecting block (6321) is welded to one end of the limiting block (632) close to the trapezoidal block (631); an oblique groove is provided on the side wall of the trapezoidal block (631), and the limiting block (632) is slidably connected to the trapezoidal block (631) through the connecting block (6321).

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