CN221480831U - Steel support movable head - Google Patents
Steel support movable head Download PDFInfo
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- CN221480831U CN221480831U CN202420033009.1U CN202420033009U CN221480831U CN 221480831 U CN221480831 U CN 221480831U CN 202420033009 U CN202420033009 U CN 202420033009U CN 221480831 U CN221480831 U CN 221480831U
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- head
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 29
- 239000010959 steel Substances 0.000 title claims abstract description 29
- 238000003466 welding Methods 0.000 claims abstract description 33
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 238000005452 bending Methods 0.000 claims abstract description 24
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 7
- 238000010276 construction Methods 0.000 abstract description 5
- 230000006835 compression Effects 0.000 abstract description 3
- 238000007906 compression Methods 0.000 abstract description 3
- 230000005484 gravity Effects 0.000 description 3
- 208000010392 Bone Fractures Diseases 0.000 description 2
- 206010017076 Fracture Diseases 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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Abstract
The utility model discloses a steel support loose joint, which belongs to the technical field of steel support systems and particularly comprises a plug female joint, a plug male joint, a plug positioning mechanism and a plurality of bolts; the plugging female head comprises a cylinder body, and a slot for adapting to the plugging positioning mechanism is formed in one end of the cylinder body; the inserting positioning mechanism comprises a female bottom plate, a cavity main plate, a cavity bending plate and a bottom rib plate; the cavity main board and the bottom rib board are respectively clamped in the grooves at the end part of the cylinder body and are fixed by welding. According to the utility model, the slotting adapting to the plug-in positioning mechanism is arranged at the corresponding position of the front end of the cylinder body of the plug-in female head, the plug-in positioning mechanism is effectively combined with the cylinder body of the plug-in female head through the structural design of the plug-in positioning mechanism and the inner and outer full-welding connection process, and when being pressed, the compression-resistant bearing capacity of the plug-in female head is stronger than that of the traditional stress end design, the stability is higher, and the safety guarantee of the steel support in the construction and use process can be effectively improved.
Description
Technical Field
The utility model belongs to the technical field of steel support systems, and particularly relates to a steel support movable head.
Background
The steel support loose head is used as a structural component for adjusting the extension length of the steel support and gradually supporting and tightening the stress, and is commonly used for foundation pit supporting construction.
The existing steel support movable head is more in technical scheme types disclosed in the market, but has the same point that: the female head stress end structure is fixed on the inner wall of the male head sleeve through welding, the front end of the male head is plugged by a disc or is directly exposed, so that when the movable head gradually opens the male head and the female head of the movable head through a jack, and after the movable head completes the opening positioning action, all forces exerted on the female head by the male head (namely the movable end) of the movable head act on a welding seam between a rib plate forming the stress end and the inner wall of the sleeve, and the movable head is enabled to have larger fracture risk when being axially stressed or instantaneously axially impacted by gravity in the use process, so that hidden danger exists in the stability and safety of the steel support structure under the emergency.
Therefore, the present movable head structure is improved, and a steel support movable head is provided.
Disclosure of utility model
The utility model aims to provide a steel support movable head which is used for solving the problems in the prior art.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
A steel support movable head comprises a plug female head, a plug male head, a plug positioning mechanism and a plurality of bolts.
The female head of pegging graft includes the barrel, the one end welding of barrel has the flange, and the barrel other end is equipped with the fluting that is used for adapting grafting positioning mechanism around circumference equidistance.
The plugging positioning mechanism comprises a female bottom plate, a cavity main plate is welded in the middle of one side of the female bottom plate, cavity bending plates are welded on two sides of the cavity main plate, and bottom rib plates are horizontally welded in the middle of the back surfaces of the two cavity bending plates; the two ends of the cavity main board and the two bottom rib plates are respectively clamped in grooves at corresponding positions of the end parts of the cylinder body, the cavity main board, the bottom rib plates, the female head bottom board and the cylinder body are all fixed through welding, and a welding position A and a welding position B are formed on the outer side and the inner side of the cylinder body.
Further, the diameter of the female head bottom plate is larger than the outer diameter of the end part of the cylinder, the end parts of the cavity bending plate and the bottom rib plate are welded and fixed with the female head bottom plate, and both ends of the cavity main plate and the outer side plate body of the bottom rib plate are higher than the surface of the cylinder.
Further, the welding positions of the cavity main board, the bottom rib plates, the cavity bending boards, the female head bottom boards and the barrel are seamless welding and fixed, the two cavity bending boards are symmetrically designed with the cavity main board as the center, the two cavity bending boards are located at the center of the barrel, jacks are formed by surrounding the cavity bending boards and the cavity main board, and the middle part of the female head bottom boards corresponds to the two jack positions and is provided with through holes.
Further, the male head of grafting includes public first bottom plate, public first bottom plate positive middle part welding has two and jack grafting complex inserted bar, two the inserted bar is close to and has welded public first web between the one end of public first bottom plate, two be located public first web front end portion's clearance between the inserted bar and be the wedge groove, the bolt is inserted in this wedge groove, two the perforation has all been seted up to the front end of inserted bar, transversely run through in the perforation has the locating screw that prevents that the male head of grafting breaks away from the female head of grafting.
Further, a hanging plate is arranged on one side of the back surface of the male bottom plate, and hanging plates are welded on the top of the male web plate and one end of the barrel; the edge positions of the outer sides of the two inserting rods are respectively provided with a supporting rib plate, and the outer sides of the two inserting rods are respectively and horizontally provided with a jack plate.
Furthermore, seamless welding fixation is adopted among the jack plate, the supporting rib plate, the male head web plate, the inserting rod and the male head bottom plate, and the end part of the male head web plate and the end part of the female head bottom plate are correspondingly arranged.
Further, the bolt comprises a main pin body, the bottom end of the main pin body is a wedge-shaped head, and a hanging ring is integrally formed at the top end of the main pin body.
The beneficial effects are that:
According to the utility model, the slotting adapting to the plug-in positioning mechanism is arranged at the corresponding position of the front end of the cylinder body of the plug-in female head, the plug-in positioning mechanism is effectively combined with the cylinder body of the plug-in female head through the structural design of the plug-in positioning mechanism and the inner and outer full-welding connection process, so that the plug-in positioning mechanism can effectively replace the traditional stress end design formed by welding the inner wall of the cylinder, and the compression resistance bearing capacity of the plug-in positioning mechanism is stronger than that of the traditional stress end design when the plug-in female head is pressed, the stability is higher, and the problem that the connection between the stress structure and the cylinder body is broken is avoided even if the plug-in female head is subjected to sudden axial gravity impact and heavy pressure, so that the safety guarantee of the steel support in the construction and use process can be effectively improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of an exploded construction of the present utility model;
FIG. 3 is a schematic view of the plugging positioning mechanism according to the present utility model;
FIG. 4 is a schematic view of a latch according to the present utility model;
FIG. 5 is a schematic cross-sectional view of the present utility model.
In the figure: 1. inserting a female connector; 101. a cylinder; 102. slotting; 103. a flange; 2. a plug-in positioning mechanism; 201. a female base plate; 202. a cavity main board; 203. a cavity bending plate; 204. a bottom rib plate; 3. inserting a male connector; 301. a male bottom plate; 302. a hanging plate; 303. a male web; 304. a rod; 305. a jack panel; 306. wedge grooves; 307. a support rib plate; 308. perforating; 309. positioning a screw; 4. a plug pin; 401. a main pin body; 402. a wedge head; 403. hanging rings; 5. welding position A; 6. welding position B.
Detailed Description
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the present utility model will be briefly described below with reference to the accompanying drawings and the description of the embodiments or the prior art, and it is obvious that the following description of the structure of the drawings is only some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort to those skilled in the art. It should be noted that the description of these examples is for aiding in understanding the present utility model, but is not intended to limit the present utility model.
Examples:
As shown in fig. 1, this embodiment provides a steel support loose joint, which includes a plug female joint 1, a plug male joint 3, a plug positioning mechanism 2 and a plurality of bolts 4.
As shown in fig. 2, the plugging female connector 1 comprises a cylinder 101, one end of the cylinder 101 is welded with a flange 103, wherein the flange 103 is used for installing the loose connector at the end of a steel support, a reinforcing rib plate is welded around the circumference between the flange 103 and the cylinder 101 for improving the strength of the position of the flange 103, and the other end of the cylinder 101 is equidistantly separated around the circumference and provided with a slot 102 for adapting to the plugging positioning mechanism 2.
As shown in fig. 3, the plugging positioning mechanism 2 comprises a female bottom plate 201, a cavity main plate 202 is welded in the middle of one side of the female bottom plate 201, cavity bending plates 203 are welded on two sides of the cavity main plate 202, the two cavity bending plates 203 are symmetrically designed with the cavity main plate 202 as the center, the cavity bending plates 203 and the cavity main plate 202 are surrounded to form a jack, and bottom rib plates 204 are horizontally welded in the middle of the back surfaces of the two cavity bending plates 203; the two ends of the cavity main board 202 and the two bottom rib plates 204 are respectively clamped in the grooves 102 at the corresponding positions of the end part of the cylinder body 101, the cavity main board 202, the bottom rib plates 204, the female head bottom plate 201 and the cylinder body 101 are all fixed through welding, welding positions A5 and B6 are formed on the outer side and the inner side of the cylinder body 101, the inserting and positioning mechanism 2 and the cylinder body 101 are positioned through the grooves 102, and then the inserting and positioning mechanism 2 is effectively combined with the cylinder body 101 of the inserting and female head 1 through inner-outer double-sided full-welding design, so that the inserting and positioning mechanism 2 can effectively replace the stress end design formed by the traditional cylinder inner wall welding, the compression resistance bearing capacity of the steel support is stronger than that of the traditional stress end design, the stability is higher, and even if the steel support is subjected to sudden axial gravity impact and heavy pressure, the problem of fracture caused by connection between the stress structure and the cylinder body 101 is not required, and the safety guarantee of the steel support in the construction and use process can be effectively improved.
As shown in fig. 5, in order to avoid that the force applied by the male plug 3 on the female plug 1 is concentrated to the welding seam or the welding position, the stability and the shock resistance of the loose-head structure are improved, the diameter of the female head bottom plate 201 is larger than the outer diameter of the end part of the cylinder, the ends of the cavity bending plate 203 and the bottom rib plate 204 are welded and fixed with the female head bottom plate 201, both ends of the cavity main plate 202 and the outer plate body of the bottom rib plate 204 are higher than the surface of the cylinder 101, in the design, the plug positioning mechanism 2 is used as the stress end of the end part of the female plug 1, when the plug positioning mechanism 2 is stressed, most of the force applied on the female head bottom plate 201 is transferred to the cylinder 101 through the mutual interference between the cavity main plate 202 and the bottom rib plate 204 and the cylinder 101, the stress load of the welding point position can be effectively reduced, in the design, the number of welding positions between the stress plate body and the cylinder 101 can be increased, the traditional inner double welding positions are increased to the inner and outer four welding positions, and the connection strength between the stress end structure and the female plug 1 can be further improved.
As shown in fig. 2, the plug-in male connector 3 comprises a male connector bottom plate 301, two plug rods 304 which are in plug-in fit with the plug holes are welded in the middle of the front surface of the male connector bottom plate 301, a male connector web 303 is welded between one ends of the two plug rods 304, which are close to the male connector bottom plate 301, a wedge groove 306 is formed in a gap between the two plug rods 304, which is positioned at the front end part of the male connector web 303, and a plug pin 4 is inserted into the wedge groove 306; as shown in fig. 4, the plug 4 includes a main pin body 401, the bottom end of the main pin body 401 is a wedge-shaped head 402, a hanging ring 403 is integrally formed at the top end of the main pin body 401, and the plug 4 can be conveniently inserted into the corresponding wedge groove 306 smoothly due to the design of the plug 4, and the plug 4 can be conveniently taken out of the wedge groove 306 when the later-stage steel support is detached.
As shown in fig. 2, the front ends of the two inserting rods 304 are provided with through holes 308, positioning screws 309 for preventing the male plug 3 from being separated from the female plug 1 transversely penetrate through the through holes 308, and after the male plug 3 is inserted into the jack formed by the cavity bending plate 203 and the cavity main plate 202 by the inserting rods 304, positioning screws 309 are transversely installed in the through holes 308 at the front ends of the inserting rods 304, and the whole male plug 3 is prevented from being separated by the cooperation between the positioning screws 309 and the cavity main plate 202.
As shown in fig. 1-2, a hanging plate 302 is arranged on one side of the back surface of the male bottom plate 301, and hanging plates are welded on the top of the male web 303 and one end of the cylinder 101; the edge positions of the outer sides of the two inserted rods 304 are respectively provided with a supporting rib plate 307, and the outer sides of the two inserted rods 304 are respectively horizontally provided with a jack plate 305.
The jack plate 305, the supporting rib plates 307, the male web 303, the inserting rods 304 and the male bottom plate 301 are welded and fixed in a seamless mode, the end portions of the male web 303 and the end portions of the female bottom plate 201 are arranged correspondingly, and the design of the jack plate 305 is mainly convenient for steel support in the use process to provide a front-stage lifting platform for the use of the horizontal jack.
In order to improve the welding strength of the structural members, the welding positions of the cavity main plate 202, the bottom rib plate 204, the cavity bending plate 203, the female bottom plate 201 and the cylinder 101 are welded and fixed in a seamless mode, the two cavity bending plates 203 are located at the center position of the cylinder 101, through holes are formed in the middle of the female bottom plate 201 corresponding to the two jack positions, and accordingly the male plug 3 and the female plug 1 can be assembled conveniently.
Finally, it should be noted that: the foregoing description is only of the preferred embodiments of the utility model and is not intended to limit the scope of the utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (7)
1. The steel support movable head is characterized by comprising a plug female head (1), a plug male head (3), a plug positioning mechanism (2) and a plurality of bolts (4);
The plug female connector (1) comprises a cylinder body (101), one end of the cylinder body (101) is welded with a flange (103), and grooves (102) for adapting to a plug positioning mechanism (2) are formed in the other end of the cylinder body (101) at equal intervals around the circumference;
The inserting and positioning mechanism (2) comprises a female bottom plate (201), a cavity main plate (202) is welded in the middle of one side of the female bottom plate (201), cavity bending plates (203) are welded on two sides of the cavity main plate (202), and bottom rib plates (204) are horizontally welded in the middle of the back surfaces of the two cavity bending plates (203); both ends and two of cavity mainboard (202) bottom gusset (204) card respectively in fluting (102) of barrel (101) tip corresponding position, all fix through the welding between cavity mainboard (202), bottom gusset (204) and female first bottom plate (201) and barrel (101), and be in barrel (101) outside and inboard form welding position A (5) and welding position B (6).
2. The steel support movable head according to claim 1, wherein the diameter of the female bottom plate (201) is larger than the outer diameter of the end part of the cylinder, the ends of the cavity bending plate (203) and the bottom rib plate (204) are welded and fixed with the female bottom plate (201), and both ends of the cavity main plate (202) and the outer side plate body of the bottom rib plate (204) are higher than the surface of the cylinder (101).
3. The steel support movable head according to claim 1, wherein the welding positions of the cavity main plate (202), the bottom rib plate (204), the cavity bending plate (203), the female head bottom plate (201) and the cylinder body (101) are all welded and fixed in a seamless mode, the two cavity bending plates (203) are symmetrically designed with the cavity main plate (202) as a center, the two cavity bending plates (203) are located at the center of the cylinder body (101), jacks are formed by surrounding the cavity bending plates (203) and the cavity main plate (202), and through holes are formed in the middle of the female head bottom plate (201) corresponding to the two jack positions.
4. The steel support loose joint according to claim 1, wherein the plug-in male joint (3) comprises a male joint bottom plate (301), two plug rods (304) which are in plug-in fit with the plug holes are welded in the middle of the front face of the male joint bottom plate (301), a male joint web (303) is welded between one ends, close to the male joint bottom plate (301), of the two plug rods (304), gaps, located at the front end portions of the male joint web (303), of the two plug rods (304) are wedge grooves (306), the plug pins (4) are inserted in the wedge grooves (306), through holes (308) are formed in the front ends of the two plug rods (304), and positioning screws (309) for preventing the plug-in male joint (3) from being separated from the plug-in female joint (1) are transversely penetrated in the through holes (308).
5. The steel support movable head according to claim 4, wherein a hanging plate (302) is arranged on one side of the back surface of the male bottom plate (301), and hanging plates are welded on the top of the male web plate (303) and one end of the cylinder (101); the edge positions of the outer sides of the two inserting rods (304) are respectively provided with a supporting rib plate (307), and the outer sides of the two inserting rods (304) are respectively and horizontally provided with a jack plate (305).
6. The steel support movable head according to claim 5, wherein seamless welding fixation is adopted among the jack plate (305), the support rib plate (307), the male head web plate (303), the inserted link (304) and the male head bottom plate (301), and the end part of the male head web plate (303) and the end part of the female head bottom plate (201) are correspondingly arranged.
7. A steel support loose head according to claim 1, characterized in that the bolt (4) comprises a main bolt body (401), the bottom end of the main bolt body (401) is a wedge-shaped head (402), and a hanging ring (403) is integrally formed at the top end of the main bolt body (401).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420033009.1U CN221480831U (en) | 2024-01-05 | 2024-01-05 | Steel support movable head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420033009.1U CN221480831U (en) | 2024-01-05 | 2024-01-05 | Steel support movable head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221480831U true CN221480831U (en) | 2024-08-06 |
Family
ID=92368153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420033009.1U Active CN221480831U (en) | 2024-01-05 | 2024-01-05 | Steel support movable head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221480831U (en) |
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- 2024-01-05 CN CN202420033009.1U patent/CN221480831U/en active Active
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