CN216342211U - Adjustable arch frame locking leg angle positioning die - Google Patents
Adjustable arch frame locking leg angle positioning die Download PDFInfo
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- CN216342211U CN216342211U CN202122291871.1U CN202122291871U CN216342211U CN 216342211 U CN216342211 U CN 216342211U CN 202122291871 U CN202122291871 U CN 202122291871U CN 216342211 U CN216342211 U CN 216342211U
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- bottom plate
- square plate
- angle positioning
- shaft pin
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Abstract
The utility model discloses an adjustable arch frame locking pin angle positioning die, which belongs to the technical field of tunnel engineering construction devices, and adopts the technical scheme that the adjustable arch frame locking pin angle positioning die comprises a bottom plate, a first square plate is arranged at the lower right corner of the front end surface of the bottom plate, a shaft pin is arranged on the front end surface of the first square plate, the shaft pin penetrates through the first square plate and is fixedly connected with the bottom plate, a guide groove is rotatably connected to the outer wall of the shaft pin through the first square plate and rotates by taking the shaft pin as the center, so that the driving angle of a locking pin anchor rod can be flexibly adjusted, the structure is simple, the assembly and disassembly are convenient, the applicability is strong, the construction quality of the locking pin anchor rod can be ensured to a certain extent, the problems that in the prior art, the deviation of the fixed angle of the steel arch frame locking pin anchor rod is too large, the steel arch frame cannot be locked, an effective support system is formed, the deformation of surrounding rocks is too large, the potential safety hazard is caused to tunnel construction, and the primary support construction quality cannot be ensured, meanwhile, the construction cost may be increased and the construction progress may be affected.
Description
Technical Field
The utility model relates to the technical field of tunnel engineering construction devices, in particular to an adjustable arch frame locking leg angle positioning die.
Background
For a long time, in tunnel engineering construction, one of primary support forms which are commonly adopted for various surrounding rocks is a steel arch support, and the primary support form has great significance for controlling deformation of the surrounding rocks and forming effective support.
In the prior art, the deviation of the fixed angle of the steel arch foot locking anchor rod is too large, the steel arch can not be locked and an effective supporting system can not be formed, so that the deformation of surrounding rocks is too large, potential safety hazards are caused to tunnel construction, the construction quality of primary support can not be guaranteed, and meanwhile, the construction cost can be increased and the construction progress can also be influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides an adjustable arch frame locking leg angle positioning die aiming at the problems to solve the problems.
The utility model is realized in such a way that the adjustable arch frame lock foot angle positioning die comprises a bottom plate, wherein a first square plate is arranged at the lower right corner of the front end surface of the bottom plate, a shaft pin is arranged on the front end surface of the first square plate, the shaft pin penetrates through the first square plate and is fixedly connected with the bottom plate, the first square plate is rotatably connected to the outer wall of the shaft pin, a guide groove is fixedly connected to one side of the first square plate, a sliding groove is formed in the left side of the front end surface of the bottom plate, a second square plate is fixedly connected to the outer wall of the guide groove, the second square plate and the first square plate are positioned on the same side of the guide groove, a through hole is formed in the outer wall of the second square plate in a penetrating manner, a fixing bolt is arranged on the front end surface of the second square plate, and the fixing bolt sequentially penetrates through the through hole and the sliding groove.
In order to facilitate the rotation of the guide groove to adjust the angle, the adjustable arch frame locking pin angle positioning die is preferably used, the sliding groove is of an arc groove-shaped structure, and the position of the sliding groove is an intercepting section position of a through hole for drawing a circle by taking a shaft pin as a center.
In order to facilitate installation of equipment and a steel arch, the adjustable arch center locking leg angle positioning die is preferably used, the left side of the back of the bottom plate is fixedly connected with two left fixing plates, the outer walls of the two left fixing plates are in threaded connection with locking bolts, and the right side of the back of the bottom plate is fixedly connected with a right fixing plate.
For the convenience of installation on the outer wall of the steel arch, the adjustable arch locking foot angle positioning die is preferably used, and the left fixing plate and the right fixing plate are parallel to each other and are both perpendicular to the bottom plate.
In order to fix and clamp the locking pin anchor rod, the guide groove is preferably of a semi-cylindrical structure as the adjustable arch frame locking pin angle positioning die.
In order to improve the fixing effect, as an optimal mode of the adjustable arch frame locking foot angle positioning die, the back of the bottom plate and the inner sides of the left fixing plate and the right fixing plate are provided with anti-skid particles.
Compared with the prior art, the utility model has the beneficial effects that:
attaching a bottom plate to one side of a steel arch frame, attaching a right fixing plate to the back of the steel arch frame, positioning two left fixing plates at the front end of the steel arch frame, screwing two locking bolts to enable the locking bolts to tightly push against the front end of the steel arch frame, thereby fixing the bottom plate on the steel arch frame, placing a foot-locking anchor rod in a guide groove, wherein the guide groove plays a supporting role, the guide groove is rotatably connected to the outer wall of a shaft pin through a first square plate and rotates by taking the shaft pin as a center, thereby flexibly adjusting the driving angle of the foot-locking anchor rod, ensuring that the driving angle meets the design specification requirement, the position of a through hole is always in the track of a sliding groove in the rotating process, after the adjustment is finished, the fixing bolts sequentially penetrate through a second square plate and the bottom plate, and are fixed from the back through nuts, thereby fixing the guide groove at the front end of the bottom plate, facilitating the fixing of the foot-locking anchor rod, thereby locking the driving angle in advance, the device has the advantages of avoiding manual operation errors, being simple in structure, small in cost of an increase part, high in reusability, simple in structure, convenient to disassemble and assemble, strong in applicability, capable of guaranteeing construction quality of the foot locking anchor rod to a certain extent, restraining the rotation freedom degree of the steel frame along the direction of the hole shaft, contributing to exertion of bearing capacity of a supporting structure, improving primary supporting effect and ensuring safety of a construction process.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the present invention showing the foot-locking anchor in a fixed state;
FIG. 3 is a left side view of the bottom plate of the present invention;
FIG. 4 is a right side view of the base plate of the present invention;
fig. 5 is a schematic view of the installation state of the steel arch frame and the utility model.
In the figure, 1, a bottom plate; 2. a first square plate; 3. a guide groove; 4. a shaft pin; 5. a chute; 6. a second square plate; 7. a through hole; 8. fixing the bolt; 9. a left fixing plate; 10. locking the bolt; 11. and a right fixing plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Please refer to fig. 1-5, an adjustable arch frame lock foot angle positioning die, which comprises a bottom plate 1, a first square plate 2 is arranged at the lower right corner of the front end surface of the bottom plate 1, a shaft pin 4 is arranged on the front end surface of the first square plate 2, the shaft pin 4 penetrates through the first square plate 2 and is fixedly connected with the bottom plate 1, the first square plate 2 is rotatably connected with the outer wall of the shaft pin 4, a guide groove 3 is fixedly connected with one side of the first square plate 2, a sliding groove 5 is arranged at the left side of the front end surface of the bottom plate 1, a second square plate 6 is fixedly connected with the outer wall of the guide groove 3, the second square plate 6 and the first square plate 2 are positioned at the same side of the guide groove 3, a through hole 7 is formed through the outer wall of the second square plate 6, a fixing bolt 8 is arranged on the front end surface of the second square plate 6, and the fixing bolt 8 sequentially penetrates through the through hole 7 and the sliding groove 5.
In this embodiment: when the installation is carried out, as shown in figure 5, firstly, the bottom plate 1 is attached to one side of the steel arch, the right fixing plate 11 is attached to the back of the steel arch, the two left fixing plates 9 are positioned at the front end of the steel arch, the two locking bolts 10 are screwed, so that the locking bolts 10 prop against the front end of the steel arch, and the bottom plate 1 is fixed on the steel arch, as shown in figure 2, the foot-locking anchor rod is placed inside the guide groove 3, the guide groove 3 plays a supporting role, the guide groove 3 is connected to the outer wall of the shaft pin 4 through the first square plate 2 in a rotating way, and rotates by taking the shaft pin 4 as the center, so that the striking angle of the foot-locking anchor rod can be flexibly adjusted, the striking angle is ensured to meet the design specification requirement, the position of the through hole 7 of the guide groove 3 is always in the track of the slide groove 5 in the rotating process, after the adjustment, the fixing bolts 8 sequentially pass through the second square plate 6 and the bottom plate 1 and are fixed from the back through nuts, thereby fix guide way 3 at bottom plate 1 front end, be convenient for to the fixed of lock foot stock to can lock the angle of beating into in advance in the lock foot stock hole, avoid artificial operation error, this device simple structure, increase partial cost is little, but reuse nature is high.
As a technical optimization scheme of the utility model, the sliding chute 5 is of an arc-groove-shaped structure, and the position of the sliding chute 5 is a position of a section where the through hole 7 draws a circle by taking the shaft pin 4 as a center.
In this embodiment: the position of the sliding groove 5 is the position of an intercepting section of the through hole 7, which is drawn by taking the shaft pin 4 as the center, so that the position of the through hole 7 of the guide groove 3 is always in the track of the sliding groove 5 in the rotating process, and the fixing through the fixing bolt 8 is facilitated.
As a technical optimization scheme of the utility model, the left side of the back of the bottom plate 1 is fixedly connected with two left fixing plates 9, the outer walls of the two left fixing plates 9 are both in threaded connection with locking bolts 10, and the right side of the back of the bottom plate 1 is fixedly connected with a right fixing plate 11.
In this embodiment: two locking bolts 10 are screwed to enable the locking bolts 10 to tightly push against the front end of the steel arch frame, so that the bottom plate 1 is fixed on the steel arch frame, and the bottom plate 1 is convenient to fix.
As a technical optimization scheme of the utility model, the left fixing plate 9 and the right fixing plate 11 are parallel to each other and are both arranged perpendicular to the bottom plate 1.
In this embodiment: left fixed plate 9 and right fixed plate 11 are parallel to each other and all set up with bottom plate 1 is perpendicular, constitute half and surround the rectangle structure, are convenient for install to the steel bow member outer wall.
As a technical optimization scheme of the utility model, the guide groove 3 is of a semi-cylindrical structure.
In this embodiment: the guide groove 3 is of a half-cylindrical structure, so that the locking anchor rod can be clamped and fixed conveniently and the angle of the locking anchor rod can be adjusted conveniently.
As a technical optimization scheme of the utility model, the back of the bottom plate 1 and the inner sides of the left fixing plate 9 and the right fixing plate 11 are provided with anti-skid particles.
In this embodiment: the anti-skid particles increase the friction between the bottom plate 1, the left fixing plate 9, the right fixing plate 11 and the outer wall of the steel arch frame, thereby improving the fixing effect.
The working principle and the using process of the utility model are as follows: when the installation is carried out, firstly, the bottom plate 1 is attached to one side of the steel arch, the right fixing plate 11 is attached to the back of the steel arch, the two left fixing plates 9 are positioned at the front end of the steel arch, the two locking bolts 10 are screwed to enable the locking bolts 10 to tightly push against the front end of the steel arch, so that the bottom plate 1 is fixed on the steel arch, the locking anchor rods are placed inside the guide grooves 3, the guide grooves 3 play a supporting role, the guide grooves 3 are rotatably connected to the outer wall of the shaft pin 4 through the first square plate 2 and rotate by taking the shaft pin 4 as the center, so that the driving angles of the locking anchor rods can be flexibly adjusted, the driving angles are ensured to meet the design specification requirements, the positions of the through holes 7 of the guide grooves 3 in the rotating process are always in the track of the sliding grooves 5, the fixing bolts 8 sequentially penetrate through the second square plate 6 and the bottom plate 1 after the adjustment is finished, the nuts are fixed from the back, so that the guide grooves 3 are fixed at the front end of the bottom plate 1, the fixing of lock foot anchor rod is convenient for to can lock foot anchor rod hole in advance and drive the angle, avoid artificial operation error, this device simple structure increases the part cost little, but reuse nature is high.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides an arch centering lock foot angle positioning die with adjustable, includes bottom plate (1), its characterized in that: a first square plate (2) is arranged at the lower right corner of the front end surface of the bottom plate (1), a shaft pin (4) is arranged on the front end surface of the first square plate (2), the shaft pin (4) penetrates through the first square plate (2) and is fixedly connected with the bottom plate (1), the first square plate (2) is rotationally connected with the outer wall of the shaft pin (4), one side of the first square plate (2) is fixedly connected with a guide groove (3), a sliding groove (5) is formed in the left side of the front end face of the bottom plate (1), a second square plate (6) is fixedly connected to the outer wall of the guide groove (3), the second square plate (6) and the first square plate (2) are positioned at the same side of the guide groove (3), a through hole (7) is arranged on the outer wall of the second square plate (6) in a penetrating way, a fixing bolt (8) is arranged on the front end face of the second square plate (6), the fixing bolt (8) penetrates through the through hole (7) and the sliding groove (5) in sequence.
2. The adjustable arch locking leg angle positioning mold of claim 1, wherein: the sliding groove (5) is of an arc-groove-shaped structure, and the position of the sliding groove (5) is an intercepting section position of the through hole (7) which draws a circle by taking the shaft pin (4) as the center.
3. The adjustable arch locking leg angle positioning mold of claim 1, wherein: the novel anti-theft door is characterized in that two left fixing plates (9) are fixedly connected to the left side of the back of the bottom plate (1), two locking bolts (10) are connected to the outer wall of each left fixing plate (9) in a threaded mode, and a right fixing plate (11) is fixedly connected to the right side of the back of the bottom plate (1).
4. An adjustable arch frame lockfoot angle positioning mold as defined in claim 3, wherein: the left fixing plate (9) and the right fixing plate (11) are parallel to each other and are perpendicular to the bottom plate (1).
5. The adjustable arch locking leg angle positioning mold of claim 1, wherein: the guide groove (3) is of a semi-cylindrical structure.
6. An adjustable arch frame lockfoot angle positioning mold as defined in claim 3, wherein: the back of the bottom plate (1) and the inner sides of the left fixing plate (9) and the right fixing plate (11) are provided with anti-skid particles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122291871.1U CN216342211U (en) | 2021-09-22 | 2021-09-22 | Adjustable arch frame locking leg angle positioning die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122291871.1U CN216342211U (en) | 2021-09-22 | 2021-09-22 | Adjustable arch frame locking leg angle positioning die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216342211U true CN216342211U (en) | 2022-04-19 |
Family
ID=81172534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122291871.1U Active CN216342211U (en) | 2021-09-22 | 2021-09-22 | Adjustable arch frame locking leg angle positioning die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216342211U (en) |
-
2021
- 2021-09-22 CN CN202122291871.1U patent/CN216342211U/en active Active
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