CN118223695A - Temporary positioning device and method suitable for quick and accurate positioning of square steel pipe hoisting - Google Patents
Temporary positioning device and method suitable for quick and accurate positioning of square steel pipe hoisting Download PDFInfo
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Abstract
The invention discloses a temporary positioning device suitable for hoisting square steel pipes and capable of rapidly and accurately positioning, which comprises a telescopic limiting plate device, a horizontal hoop plate fastening device and a bolt fastening device; the horizontal hoop plate fastening device is arranged below the telescopic limiting plate device; the bolt fastening device is arranged in the middle of the horizontal hoop plate fastening device; the bolt fastening device comprises a horizontal bolt fastening device and a vertical bolt fastening device; the telescopic limiting plate device is used for being fixedly overlapped on the original square steel pipe to limit the square steel pipe to be spliced, and the horizontal hoop plate fastening device and the vertical bolt fastening device are used for fixing the upper surface and the lower surface of the square steel pipe to be spliced; the horizontal bolt fastening device is used for fixing the left side and the right side of the square steel pipe to be spliced. The situation that the square steel pipe to be spliced shakes or inclines in the subsequent welding process can be guaranteed through integral structural arrangement, so that the safety and reliability of splicing are guaranteed.
Description
Technical Field
The invention relates to the technical field of square steel pipe construction, in particular to a temporary positioning device and method suitable for hoisting square steel pipes and capable of rapidly and accurately positioning the square steel pipes.
Background
With the continuous development of modern building technology, building structures are more and more diversified, and steel structure building has become one of the main building structure types in China at present. The steel structure building has the characteristics of high material strength, light self weight, good toughness and plasticity, uniform material, high structural reliability and the like, and is widely applied to building engineering such as high-rise buildings, airports, stadiums, museums, railway stations and the like.
The steel structure roof is a common component part in the steel structure building, and because of the large volume and difficult high-altitude assembly, a mode of assembling a single rod piece of a steel member on the ground is generally adopted, and then a crane is adopted to hoist the steel member, and when the steel member reaches a preset welding position, the steel member is welded with a pre-welded piece in high altitude. However, because the welding is carried out in high air, the welding is greatly influenced by wind load, so that the accurate positioning of the space position is difficult, and the preset welding point cannot be achieved more easily. Therefore, the research on the square steel pipe high-altitude welding positioning device and the use method thereof is more accurate, efficient and practical, and has important significance for improving the field assembly precision and the construction efficiency of the steel structure roof.
Chinese patent 202222935002.2 discloses a special lifting appliance for square steel loading and unloading, which comprises a T-shaped fixed block and a movable clamping device, wherein the movable arm group comprises two movable arms, the outer side wall of the first movable arm is abutted to a fixed adjusting block, each fixed adjusting block is connected with one end of a lifting rod through an adjusting rod, the other end of the lifting rod is connected with a lifting adjusting device arranged on an upper lifting appliance plate, a movable clamping device is arranged between the fifth movable arms on the same side, and the top of the movable clamping device is connected with a fourth movable arm; but the movable arm is complex in matching structure, errors exist in the self-matching process, the precision is low, the movable arm is easy to loosen and damage, and the maintenance is difficult.
Disclosure of Invention
The embodiment of the invention aims to provide a temporary positioning device suitable for hoisting square steel pipes and capable of rapidly and accurately positioning, which comprises a telescopic limiting plate device, a horizontal hoop plate fastening device and a bolt fastening device; the horizontal hoop plate fastening device is arranged below the telescopic limiting plate device; the bolt fastening device is arranged at the lower side of the horizontal hoop plate fastening device; the bolt fastening device comprises a horizontal bolt fastening device and a vertical bolt fastening device; the telescopic limiting plate device is used for limiting the square steel pipe, and the horizontal hoop plate fastening device is used for installing the square steel pipe; the bolt fastening device is used for fine adjustment of the position of the square steel pipe. The situation that square steel pipes shake or incline in the subsequent welding process can be avoided through integral structural arrangement, so that the safety and reliability of assembly are guaranteed.
Preferably, the telescopic limiting plate device comprises an outer limiting plate, an inner limiting plate, a limiting plate length adjusting bolt hole and a horizontal connecting screw connecting hole; the side section of the outer limiting plate is U-shaped, the positive section of the outer limiting plate is L-shaped, the short end is arranged downwards, the long end is arranged upwards, the short end is provided with a horizontal connecting screw connecting hole, the long end is provided with a limiting plate length adjusting bolt hole, and the horizontal connecting screw connecting hole of the short end is used for being connected with the upper L-shaped hoop plate; the limiting plate length adjusting bolt hole at the long end is used for being connected with the inner limiting plate, and the telescopic distance can be changed by adjusting the relative position of the inner limiting plate and the outer limiting plate.
The outer limiting plate and the inner limiting plate are respectively provided with a limiting plate length adjusting bolt hole, the inner limiting plate is arranged in the outer limiting plate, the telescopic length of the inner limiting plate is determined, the limiting plate length adjusting bolt holes of the outer limiting plate and the inner limiting plate are aligned, and the outer limiting plate and the inner limiting plate are connected through limiting plate length adjusting bolt rods.
The length that stretches out through adjusting inside limiting plate plays adaptation overlap joint not unidimensional square steel pipe to the fixed inside and outside limiting plate length no longer changes through two limiting plate length adjustment bolt poles, provides the support for waiting the square steel pipe of concatenation, avoids leading to square steel pipe to take place to rock or the condition of slope in follow-up welding process, thereby has guaranteed welding process's security and reliability.
Preferably, the telescopic limiting plate device further comprises a limiting plate length adjusting nut gasket, a limiting plate length adjusting nut and a limiting plate length adjusting bolt rod; the limiting plate length adjusting bolt rod penetrates through the limiting plate length adjusting bolt holes of the outer limiting plate and the inner limiting plate and is fixed through the limiting plate length adjusting nut, and a limiting plate length adjusting nut gasket is arranged between the limiting plate length adjusting nut and the outer limiting plate.
Preferably, the horizontal hoop plate fastening device comprises a vertical connecting hole, an upper L-shaped hoop plate and a lower horizontal hoop plate; the number of the upper L-shaped hooping plates is two, the short sides of the two L-shaped hooping plates are opposite, and the two short sides are connected with the upper telescopic limiting plate device through bolts; the long side of the upper L-shaped hoop plate and the lower horizontal hoop plate are provided with vertical connecting holes. The lower side of the upper L-shaped hoop plate is provided with a lower horizontal hoop plate.
Preferably, the horizontal bolt fastening device comprises a horizontal tightening screw, a horizontal fastening bolt, a horizontal fastening disc, a friction pad and a fastening connecting piece; the vertical screw connecting hole is formed in the fastening connecting piece, the horizontal fastening bolt is movably connected to the fastening connecting piece through the horizontal fastening bolt hole, one end of the horizontal fastening bolt is sequentially connected with the horizontal fastening disc and the friction gasket, and the other end of the horizontal fastening bolt is connected with the horizontal tightening screw.
Preferably, the vertical bolt fastening device comprises a vertical screw compression nut, a vertical screw compression nut gasket and a vertical bolt rod; one end of the vertical bolt rod is screwed on the vertical screw rod connecting hole of the fastening connecting piece, and the other end of the vertical bolt rod penetrates through the vertical connecting hole of the horizontal hoop plate fastening device; the upper surface and the lower surface of the square steel pipe to be spliced are fixed with a horizontal hoop plate fastening device by screwing up a vertical screw compression nut; a vertical screw gland nut gasket is arranged between the vertical screw gland nut and the horizontal hoop plate fastening device.
In the vertical direction, the upper L-shaped hoop plate at the upper part of the device is firmly connected with the telescopic limiting plate device. The upper L-shaped hoop plate is connected with the lower horizontal hoop plate through a horizontal bolt fastening device and a vertical bolt fastening device which are spliced, and the vertical height of the square steel pipe to be spliced is mainly controlled. In the horizontal direction, a horizontal tightening screw, a horizontal tightening bolt, a horizontal tightening disk and a friction pad are combined into a tightening device which can be tightened, the square steel pipe to be spliced is controlled not to horizontally displace in the device by rotating the device, and the friction pad can protect the square steel pipe and increase friction force.
The device can help the square steel pipe to finish high-precision positioning when being hoisted and welded in the air, and the device can not generate displacement in all directions, which is easily influenced by environment and human factors, after the positioning is finished
Preferably, the number of the vertical bolt rods is 4, and the vertical bolt rods are arranged on the long side of the L-shaped hoop plate and the lower horizontal hoop plate. One end is screwed up in the vertical screw rod connecting hole, and the other end penetrates through the vertical connecting hole of the horizontal hoop plate fastening device; the length of the vertical bolt rod can be flexibly selected according to the height of the square steel pipe to be spliced, and the approximate vertical connecting hole can be selected according to the width of the square steel pipe to be spliced.
Preferably, the horizontal fastening bolt is in threaded connection with the fastening connecting piece, and the position of the horizontal fastening disk can be adjusted through threads.
The horizontal hoop plate fastening device, the horizontal bolt fastening device and the vertical bolt fastening device are adjusted to adapt to square steel pipes to be spliced with different sizes, the original structure of the square steel pipes is not damaged, and the mechanical properties of the square steel pipes are guaranteed.
The invention also discloses a construction method of the temporary positioning device suitable for hoisting the square steel pipe and rapidly and accurately positioning the square steel pipe, which comprises the following steps:
installing a telescopic limiting plate device: according to the size and the position of the original square steel pipe, selecting a proper expansion length of the limiting plate, pulling out the inner limiting plate by a required length, inserting a limiting plate length adjusting bolt rod into a proper limiting plate length adjusting bolt hole, and screwing a limiting plate length adjusting nut and a limiting plate length adjusting nut gasket on the outer limiting plate to finish the installation of the expansion limiting plate device;
Splicing the telescopic limiting plate device and the upper L-shaped hooping plate. Connecting the telescopic limiting plate device which is well adapted to the upper part with the upper L-shaped clamping plates, putting the outer limiting plate between the short sides of the two L-shaped clamping plates, inserting the outer limiting plate between the short sides of the two L-shaped clamping plates by using a horizontal connecting screw rod into a horizontal connecting screw rod connecting hole and a horizontal connecting hole, and screwing a horizontal connecting nut and a horizontal connecting nut gasket to finish the installation of the telescopic limiting plate device and the upper L-shaped clamping plates;
Splicing horizontal bolt fastening device and vertical bolt rod: according to the type of the square steel pipe to be spliced, the vertical length of the square steel pipe is determined, a vertical bolt rod with a proper length is selected, and the vertical bolt rod is screwed into a vertical screw rod connecting hole of the fastening connecting piece.
Connecting the horizontal hoop plate fastening device: firstly, placing an upper L-shaped vertical hoop plate on the upper section of a square steel pipe to be spliced, selecting a proper vertical connecting hole, inserting a vertical bolt rod of a spliced vertical bolt fastening device into the vertical connecting hole of the upper L-shaped hoop plate, then, penetrating the vertical connecting hole of a lower horizontal hoop plate through the vertical bolt rod, clamping the vertical connecting hole on the lower section of the square steel pipe to be spliced, and finally, screwing a vertical screw compression nut and a vertical screw compression nut gasket on the horizontal hoop plate fastening device;
Tightening the horizontal bolt fastening device: and horizontally screwing the screw rod, the horizontal fastening bolt, the horizontal fastening disc and the friction gasket to form a horizontal bolt fastening piece, and rotating the horizontal bolt fastening piece until the horizontal bolt fastening piece is firmly connected with the square steel pipe to be spliced.
The embodiment of the invention has the beneficial effects that:
The length that stretches out through adjusting inside limiting plate plays adaptation overlap joint not unidimensional square steel pipe to the fixed inside and outside limiting plate length no longer changes through two limiting plate length adjustment bolt poles, provides the support for waiting the square steel pipe of concatenation, avoids square steel pipe to take place to rock or the condition of slope in follow-up welding process, thereby has guaranteed welding process's security and reliability.
The horizontal bolt fastener consisting of the horizontal tightening screw, the horizontal fastening bolt, the horizontal fastening disc and the friction gasket is rotated to control the square steel pipe to be spliced to be free from horizontal displacement in the device, and the friction gasket can protect the square steel pipe and increase friction force.
The situation that square steel pipes shake or incline in the subsequent welding process can be avoided through integral structural arrangement, so that the safety and reliability of assembly are guaranteed. The device has the characteristics of simple structure and easy operation.
The device adopts a temporary fixing mode, can be recycled after the use is completed, reduces the cost, has simple and effective construction method, is quick and simple to position, is simple to maintain, is easy to replace parts, and has low cost.
The device has the advantages that the structure is simple, the disassembly is easy, the device and the use method utilize the steel pipe model regulator to fix square steel pipes with different sizes, and the telescopic limiting plate can adapt to different welding distances and has strong flexibility.
The prior structure is not damaged, the horizontal hoop plate fastening device, the horizontal bolt fastening device and the vertical bolt fastening device are adjusted to adapt to different sizes of square steel pipes to be spliced, the original structure of the square steel pipes is not damaged, and the mechanical property of the square steel pipes is ensured.
The device can help the square steel pipe to finish high-precision positioning when in overhead hoisting welding, and the positioning is finished without generating displacement in all directions, which is easily influenced by environment and human factors.
Drawings
FIG. 1 is a block diagram of a temporary positioning device suitable for hoisting square steel pipes in a quick and accurate position according to an embodiment of the invention;
Fig. 2 is a schematic diagram of a construction method of a temporary positioning device suitable for hoisting square steel pipes and rapidly and accurately positioning the square steel pipes according to an embodiment of the invention;
FIG. 3 is a block diagram of a retractable restrictor plate device in accordance with an embodiment of the present invention;
FIG. 4 is a block diagram of a horizontal hoop board securement device of an embodiment of the present invention;
FIG. 5 is a block diagram of a horizontal bolt tightening device according to an embodiment of the present invention;
FIG. 6 is a block diagram of a vertical bolt tightening device according to an embodiment of the invention;
In the figure, a 1-retractable limiting plate device; 101-an external limiting plate; 102-an internal limiting plate; 103-a limiting plate length adjusting bolt hole; 104-a limiting plate length adjusting nut gasket; 105-limiting plate length adjusting nuts; 106, adjusting a bolt rod by the length of the limiting plate; 107-connecting holes of horizontal connecting screws; 2-a horizontal hoop plate fastening device; 201-a horizontal connecting screw; 202-a horizontal coupling nut; 203-horizontal connection nut washers; 204-vertical connecting holes; 205-upper L-shaped collar plate; 206-a lower horizontal hoop plate; 207-horizontal connecting holes; 3-a horizontal bolt fastening device; 301-vertical screw connecting holes; 302-horizontally tightening a screw; 303-horizontal fastening bolts; 304-fastening a connector; 305-horizontal fastening plate; 306-friction pads; 307-horizontal fastening bolt holes; 4-a vertical bolt fastening device; 401-vertical screw compression nut; 402-vertical screw compression nut washer; 403-vertical bolt bars; 5-splicing square steel pipes; 6-original square steel pipe.
Detailed Description
The structures, proportions, sizes, etc. shown in the drawings are shown only in connection with the present disclosure, and therefore should not be construed as limiting the invention, but rather as limiting the scope of the invention, so that any structural modifications, proportional changes, or dimensional adjustments should fall within the scope of the invention without affecting the efficacy or achievement thereof. Also, the terms such as "upper," "lower," "left," "right," "middle," and "a" and the like recited in the present specification are merely for descriptive purposes and are not intended to limit the scope of the invention, but are intended to provide relative positional changes or modifications without materially altering the technical context in which the invention may be practiced. Various aspects and features of the present invention are described herein with reference to the accompanying drawings.
Example 1
Referring to fig. 1-6, the present invention provides a technical solution: a temporary positioning device and a temporary positioning method suitable for hoisting square steel pipes and capable of rapidly and accurately positioning the square steel pipes can solve the problem that accurate positioning is difficult at present.
The invention provides the following technical scheme: comprises a telescopic limiting plate device, a horizontal hooping plate fastening device and a bolt fastening device; the horizontal hoop plate fastening device is arranged below the telescopic limiting plate device; the bolt fastening device is arranged in the middle of the horizontal hoop plate fastening device; the bolt fastening device comprises a horizontal bolt fastening device and a vertical bolt fastening device; the telescopic limiting plate device is used for being fixedly overlapped on the original square steel pipe to limit the square steel pipe to be spliced, and the horizontal hoop plate fastening device and the vertical bolt fastening device are used for fixing the upper surface and the lower surface of the square steel pipe to be spliced; the horizontal bolt fastening device is used for fixing the left side and the right side of the square steel pipe to be spliced. The situation that square steel pipes shake or incline in the subsequent welding process can be avoided through integral structural arrangement, so that the safety and reliability of assembly are guaranteed.
Preferably, the telescopic limiting plate device comprises an outer limiting plate, an inner limiting plate, a limiting plate length adjusting bolt hole and a limiting plate length adjusting bolt rod; the side section of the outer limiting plate is U-shaped, a horizontal connecting screw connecting hole is formed in the outer limiting plate, the inner limiting plate is arranged in the outer limiting plate, a limiting plate length adjusting bolt hole is formed in the inner limiting plate, and the limiting plate length adjusting bolt hole is connected through a limiting plate length adjusting bolt rod in a threaded mode. The length that stretches out through adjusting inside limiting plate plays the effect of adaptation overlap joint not unidimensional square steel pipe to the fixed inside and outside limiting plate length no longer changes through two limiting plate length adjusting bolt poles, provides the support for waiting the square steel pipe of concatenation, avoids leading to square steel pipe to take place to rock or the condition of slope in follow-up welding process, thereby has guaranteed welding process's security and reliability.
Specifically, the telescopic limiting plate device further comprises a limiting plate length adjusting nut gasket, a limiting plate length adjusting nut and a horizontal connecting screw connecting hole; the limiting plate length adjusting bolt rod penetrates through the limiting plate length adjusting bolt holes of the outer limiting plate and the inner limiting plate and is fixed through the limiting plate length adjusting nut, and the limiting plate length adjusting nut and the outer limiting plate are provided with limiting plate length adjusting nut gaskets. The horizontal hoop plate fastening device comprises a vertical connecting hole, an upper L-shaped hoop plate, a lower horizontal hoop plate and a horizontal connecting hole; the number of the upper L-shaped hoop plates is two, the short sides of the L-shaped hoop plates are provided with horizontal connecting holes, the short sides of the two L-shaped hoop plates are opposite, the two short sides are connected with the external limiting plates through horizontal connecting screws, the two ends of the horizontal connecting screws are fixed through horizontal connecting nuts, and a horizontal connecting nut gasket is arranged between the horizontal connecting nuts and the L-shaped hoop plates; the lower side of the upper L-shaped hoop plate is provided with a lower horizontal hoop plate, and the horizontal hoop plate is arranged in parallel with the L-shaped hoop plate. The long side of the upper L-shaped hoop plate and the lower horizontal hoop plate are provided with vertical connecting holes. The number of the vertical bolt rods is 4, and the vertical bolt rods respectively penetrate through vertical connecting holes of the upper L-shaped hoop plate and the lower horizontal hoop plate.
Specifically, the horizontal bolt fastening device comprises a horizontal tightening screw, a horizontal tightening bolt, a horizontal tightening disk, a friction gasket and a fastening connecting piece; the vertical screw connecting hole is formed in the fastening connecting piece, a horizontal fastening bolt is movably connected to the fastening connecting piece through a horizontal fastening bolt hole, one end of the horizontal fastening bolt is connected with a horizontal fastening disc and a friction gasket, and the other end of the horizontal fastening bolt is connected with a horizontal tightening screw. The horizontal fastening bolt is in threaded connection with the fastening connecting piece, and the horizontal fastening disc can be screwed down through threads.
Specifically, the vertical bolt fastening device comprises a vertical screw compression nut, a vertical screw compression nut gasket and a vertical bolt rod; one end of the vertical bolt rod is screwed on the vertical screw rod connecting hole of the fastening connecting piece, and the other end of the vertical bolt rod penetrates through the vertical connecting hole of the horizontal hoop plate fastening device; the upper surface and the lower surface of the square steel pipe to be spliced are fixed with a horizontal hoop plate fastening device by screwing up a vertical screw compression nut; a vertical screw gland nut gasket is arranged between the vertical screw gland nut and the horizontal hoop plate fastening device. In the vertical direction, the upper L-shaped hoop plate at the upper part of the device is firmly connected with the telescopic limiting plate device. The upper L-shaped hoop plate is connected with the lower horizontal hoop plate through a horizontal bolt fastening device and a vertical bolt fastening device which are spliced, and the vertical height of the square steel pipe to be spliced is mainly controlled. In the horizontal direction, a horizontal tightening screw, a horizontal tightening bolt, a horizontal tightening disk and a friction pad are combined into a tightening device which can be tightened, the square steel pipe to be spliced is controlled not to horizontally displace in the device by rotating the device, and the friction pad can protect the square steel pipe and increase friction force.
Example 2
Based on the structure of the invention, the concrete construction steps are as follows: installing a telescopic limiting plate device: according to the size and the position of original square steel pipe, select suitable limiting plate flexible length, can pull out inside limiting plate needs length, then insert suitable limiting plate length adjustment bolt hole with limiting plate length adjustment bolt pole to screw up limiting plate length adjustment nut and limiting plate length adjustment nut gasket on outside limiting plate, accomplish scalable limiting plate device's installation.
Splicing the telescopic limiting plate device and the upper L-shaped hooping plate. The telescopic limiting plate device which is well adapted according to the upper part is connected with the upper L-shaped hooping plate, the outer limiting plate is placed between the short sides of the two L-shaped hooping plates, the horizontal connecting screw rod is inserted into the horizontal connecting screw rod connecting hole and the horizontal connecting hole, the horizontal connecting nut and the horizontal connecting nut gasket are screwed, and the installation of the telescopic limiting plate device and the upper L-shaped hooping plate is completed.
Splicing horizontal bolt fastening device and vertical bolt rod: according to the type of the square steel pipe to be spliced, the vertical length of the square steel pipe is determined, a vertical bolt rod with a proper length is selected, and the vertical bolt rod is screwed into a vertical screw rod connecting hole of the fastening connecting piece.
Connecting the horizontal hoop plate fastening device: firstly, placing an upper L-shaped vertical hoop plate on the upper section of a square steel pipe to be spliced, selecting a proper vertical connecting hole, inserting a vertical bolt rod of a spliced vertical bolt fastening device into the vertical connecting hole of the upper L-shaped hoop plate, then, penetrating the vertical connecting hole of a lower horizontal hoop plate through the vertical bolt rod, clamping the vertical connecting hole on the lower section of the square steel pipe to be spliced, and finally, screwing a vertical screw compression nut and a vertical screw compression nut gasket on the horizontal hoop plate fastening device.
Tightening the horizontal bolt fastening device: and horizontally screwing the screw rod, the horizontal fastening bolt, the horizontal fastening disc and the friction gasket to form a horizontal bolt fastening piece, and rotating the horizontal bolt fastening piece until the horizontal bolt fastening piece is firmly connected with the square steel pipe to be spliced, so that the installation is completed.
It should be understood that various modifications may be made to the embodiments of the invention herein. Therefore, the above description should not be taken as limiting, but merely as exemplification of the embodiments. Other modifications within the scope and spirit of the invention will occur to persons of ordinary skill in the art.
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and, together with a general description of the invention given above, and the detailed description of the embodiments given below, serve to explain the principles of the invention.
The above embodiments are only exemplary embodiments of the present invention and are not intended to limit the present invention, the scope of which is defined by the claims. Various modifications and equivalent arrangements of this invention will occur to those skilled in the art, and are intended to be within the spirit and scope of the invention.
Claims (9)
1. Temporary positioning device suitable for square steel pipe hoist and mount are accurate in place fast, its characterized in that: comprises a telescopic limiting plate device (1), a horizontal clamping plate fastening device (2) and a bolt fastening device; the horizontal hoop plate fastening device (2) is arranged below the telescopic limiting plate device (1); the bolt fastening device is arranged in the middle of the horizontal hoop plate fastening device (2); the bolt fastening device comprises a horizontal bolt fastening device (3) and a vertical bolt fastening device (4); the telescopic limiting plate device (1) is used for limiting the square steel pipes to be spliced on the original square steel pipes in a lap joint manner, and the horizontal hoop plate fastening device (2) and the vertical bolt fastening device (4) are used for fixing the upper surface and the lower surface of the square steel pipes to be spliced; the horizontal bolt fastening device (3) is used for fixing square steel pipes to be spliced.
2. The temporary positioning device suitable for hoisting square steel pipes in quick and accurate position according to claim 1, wherein: the telescopic limiting plate device (1) comprises an outer limiting plate (101), an inner limiting plate (102), a limiting plate length adjusting bolt hole (103) and a horizontal connecting screw connecting hole (107); the side section of the outer limiting plate (101) is U-shaped, a horizontal connecting screw connecting hole (107) is formed in the outer limiting plate (101), the inner limiting plate (102) is arranged in the outer limiting plate (101), a limiting plate length adjusting bolt hole (103) is formed in the inner limiting plate (102), and the limiting plate length adjusting bolt hole (103) is connected through the horizontal connecting screw connecting hole (107) in a threaded mode.
3. The temporary positioning device suitable for hoisting square steel pipes in quick and accurate position according to claim 2, wherein: the telescopic limiting plate device (1) further comprises a limiting plate length adjusting nut gasket (104), a limiting plate length adjusting nut (105) and a limiting plate length adjusting bolt rod (106); the limiting plate length adjusting bolt rod (106) penetrates through the limiting plate length adjusting bolt hole (103) and is fixed through the limiting plate length adjusting nut (105), and the limiting plate length adjusting nut (105) and the external limiting plate (101) are provided with the limiting plate length adjusting nut gasket (104).
4. The temporary positioning device suitable for hoisting square steel pipes in quick and accurate position according to claim 1, wherein: the horizontal hoop plate fastening device (2) comprises a vertical connecting hole (204), an upper L-shaped hoop plate (205) and a lower horizontal hoop plate (206); the number of the upper L-shaped hooping plates (205) is two, the short sides of the two upper L-shaped hooping plates (205) are opposite, and the two short sides are connected with the upper telescopic limiting plate device (1) through bolts; the long edge of the upper L-shaped hoop plate (205) is provided with a vertical connecting hole (204); the lower side of the upper L-shaped hoop plate (205) is provided with a lower horizontal hoop plate (206).
5. The temporary positioning device suitable for hoisting square steel pipes in quick and accurate position according to claim 1, wherein: the horizontal bolt fastening device (3) comprises a horizontal tightening screw (302), a horizontal tightening bolt (303), a horizontal tightening disc (305), a friction pad (306) and a fastening connecting piece (304); the vertical screw connecting hole (301) is formed in the fastening connecting piece (304), the horizontal fastening bolt (303) is movably connected to the fastening connecting piece (304) through the horizontal fastening bolt hole (307), one end of the horizontal fastening bolt (303) is sequentially connected with the horizontal fastening disc (305) and the friction gasket (306), and the other end of the horizontal fastening bolt (303) is connected with the horizontal tightening screw (302).
6. The temporary positioning device suitable for hoisting square steel pipes in quick and accurate position according to claim 1, wherein: the vertical bolt fastening device (4) comprises a vertical bolt fastening device, a vertical screw gland nut (401), a vertical screw gland nut gasket (402) and a vertical bolt rod (403); one end of the vertical bolt rod (403) is in threaded connection with the vertical screw rod connecting hole (301), and the other end of the vertical bolt rod penetrates through the vertical connecting hole (204); one end of the vertical bolt rod (403) connected with the vertical connecting hole (204) is fixed through a vertical screw compression nut (401); a vertical screw gland nut gasket (402) is arranged between the vertical screw gland nut (401) and the horizontal hoop plate fastening device (2).
7. The temporary positioning device suitable for hoisting square steel pipes in quick and accurate positioning according to claim 6, wherein: the number of vertical bolt bars (403) is 4.
8. The temporary positioning device suitable for hoisting square steel pipes in quick and accurate positioning according to claim 7, wherein: the horizontal fastening bolt (303) is in threaded connection with the fastening connecting piece (304), and the position of the horizontal fastening disc (305) can be fastened through threads.
9. The construction method of the temporary positioning device suitable for hoisting square steel pipes in place rapidly and accurately according to any one of claims 1 to 8, specifically comprising the following steps:
Installing a telescopic limiting plate device (1): according to the size and the position of the original square steel pipe, a proper expansion length of the limiting plate is selected, the inner limiting plate (102) can be pulled out to a required length, then a limiting plate length adjusting bolt rod (106) is inserted into a proper limiting plate length adjusting bolt hole (103), and a limiting plate length adjusting nut (105) and a limiting plate length adjusting nut gasket (104) are screwed on the outer limiting plate (101), so that the installation of the expansion limiting plate device (1) is completed;
Splicing a telescopic limiting plate device (1) and an upper L-shaped hoop plate (205): according to the telescopic limiting plate device (1) with the upper part being well matched, the telescopic limiting plate device is connected with the upper L-shaped clamping plates (205), the outer limiting plate (101) is placed between the short sides of the two L-shaped clamping plates (205), the horizontal connecting screw rods (201) are inserted into the horizontal connecting screw rod connecting holes (107) and the horizontal connecting holes (207), and the horizontal connecting nuts (202) and the horizontal connecting nut gaskets (203) are screwed down, so that the telescopic limiting plate device (1) and the upper L-shaped clamping plates (205) are installed;
Splicing a horizontal bolt fastening device (3) and a vertical bolt rod (403): according to the type of the square steel pipe to be spliced, determining the vertical length of the square steel pipe, selecting a vertical bolt rod (403) with a proper length, and screwing the vertical bolt rod (403) into a vertical screw rod connecting hole (301) of the fastening connecting piece (304);
Connecting the horizontal hoop plate fastening device (2): firstly, placing an upper L-shaped vertical hoop plate (205) on the upper section of a square steel pipe to be spliced, selecting a proper vertical connecting hole (204), inserting a vertical bolt rod (403) of a spliced vertical bolt fastening device (4) into the vertical connecting hole (204) of the upper L-shaped hoop plate (205), then, penetrating the vertical connecting hole (204) of a lower horizontal hoop plate (206) through the vertical bolt rod (403), clamping the vertical bolt rod on the lower section of the square steel pipe to be spliced, and finally, screwing a vertical screw gland nut (401) and a vertical screw gland nut gasket (402) on a horizontal hoop plate fastening device (2);
tightening the horizontal bolt fastening device (3): the horizontal tightening screw (302), the horizontal tightening bolt (303), the horizontal tightening disk (305) and the friction pad (306) form a horizontal bolt fastener.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410579874.0A CN118223695A (en) | 2024-05-11 | 2024-05-11 | Temporary positioning device and method suitable for quick and accurate positioning of square steel pipe hoisting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410579874.0A CN118223695A (en) | 2024-05-11 | 2024-05-11 | Temporary positioning device and method suitable for quick and accurate positioning of square steel pipe hoisting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118223695A true CN118223695A (en) | 2024-06-21 |
Family
ID=91504172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410579874.0A Pending CN118223695A (en) | 2024-05-11 | 2024-05-11 | Temporary positioning device and method suitable for quick and accurate positioning of square steel pipe hoisting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118223695A (en) |
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2024
- 2024-05-11 CN CN202410579874.0A patent/CN118223695A/en active Pending
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