Angle controller device of feet-lock bolt

Abstract

The utility model discloses a feet-lock bolt angle controller device which comprises a support with a concave cross section, I-shaped steel vertically penetrates through the inside of the concave area of the support, inclined guide sleeves are welded and fixed to the two side faces of the support, feet-lock bolts penetrate through the inside of the guide sleeves, and the feet-lock bolts are connected with the I-shaped steel. Reinforcing rib plates extending outwards are machined on the peripheries of the edge of the upper end and the edge of the lower end of the support, through holes are formed in the two sides of the front end of the reinforcing rib plate located on the edge of the lower end, and damping insertion rods penetrate through the interiors of the through holes. The lower ends of the damping insertion rods are sharp and inserted into the tunnel rock stratum, and baffles are arranged on rod bodies, located above and below the reinforcing rib plates, of the damping insertion rods. By designing the adjustable mounting bolt and the damping assembly structure, on one hand, the device can be used for mounting I-shaped steel with different widths; on the other hand, vibration abrasion of the device in the anchor rod drilling process can be reduced, and the repeated service life of the device is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of tunnel construction components, and more specifically to a locking foot anchor rod angle controller device. Background Art

[0002] During the tunnel construction process, according to the tunnel construction principles and standards, the quality of the initial support measures determines the overall stability of the tunnel, and the initial support measures include the tunnel locking anchor construction angle control device.

[0003] When most of the existing recycled tunnel locking anchor construction angle controller devices are used, the I-beam is generally inserted directly into the inner side of the angle controller device, and then the anchor is drilled into the tunnel rock layer through a guide sleeve by a drilling rig. During the construction process, the following problems exist: First, the I-beams have different width sizes during the construction process, and the existing angle controller devices are not convenient to adjust, and additional components with different installation spacings need to be purchased, which is time-consuming and labor-intensive; second, the existing angle controller devices are not designed with corresponding shock-absorbing components, resulting in excessive vibration between the angle controller device and the I-beam during the anchor drilling process, causing wear of the angle controller device, which seriously affects the service life of the angle controller device. Utility Model Content

[0004] The purpose of the utility model is to provide a locking foot anchor rod angle controller device, which can be used to install I-beams of different widths by designing adjustable mounting bolts and a shock-absorbing component structure. On the other hand, it can reduce the vibration wear of the device during the anchor rod drilling process and extend the repeated service life of the device.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0006] A locking foot anchor rod angle controller device comprises a support with a concave cross-section, an I-beam vertically passing through the concave area of ​​the support, inclined guide sleeves are welded and fixed on both side surfaces of the support, the locking foot anchor rod passes through the guide sleeve, and reinforcing rib plates extending outward are processed on the outer periphery of the upper end edge and the lower end edge of the support, wherein the reinforcing rib plate located at the lower end edge has through holes on both sides of the front end and a shock-absorbing rod passes through the through holes, the lower end of the shock-absorbing rod is sharp and inserted into the rock formation of the tunnel, and baffles are provided on the rod body of the shock-absorbing rod located above and below the reinforcing rib plate, shock-absorbing springs are provided between the baffles and the reinforcing rib plate, and a telescopic spring rod is also provided between the upper ends of the shock-absorbing rods.

[0007] As a further optimization of this solution, studs are provided outward at the middle positions of the left and right transverse sections of the reinforcing rib plate, and a clamping plate is fixed on the studs by nuts. The clamping plate includes a transverse section and a vertical section, wherein the surface of the transverse section of the clamping plate is provided with a through hole and clamping strips are provided on both sides of the transverse section, wherein the clamping strips are attached to the raised areas on both sides of the I-beam, and wherein the vertical section of the clamping plate is embedded in the recessed areas on both sides of the I-beam.

[0008] As a further optimization of this solution, the upper and lower ends of both side surfaces of the support are symmetrically processed with through grooves, the middle of the through grooves are rectangular and both ends are semicircular, bolts pass through the through grooves, the bolts fix the support on the I-beam, and the bolts are adjusted and installed in the lateral area of ​​the through groove according to the width of the I-beam.

[0009] As a further optimization of this solution, the diameter of the through hole on the reinforcing rib plate is larger than the diameter of the shock-absorbing plug rod.

[0010] As a further optimization of this solution, the clamping plates are respectively clamped at the gap positions between the support and the I-beam.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] The utility model provides a through groove structure with a rectangular middle and semicircular ends, which can facilitate the front and rear adjustment of the bolts, thereby adapting to the installation of I-beams of different widths and sizes, saving installation time;

[0013] The utility model is designed with a shock-absorbing plug rod and a telescopic spring rod structure, which can dissipate the vibration generated when drilling the anchor rod and reduce the wear of the support. At the same time, a specially shaped clamping plate structure is designed to limit the support and the I-beam, further improving the installation stability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the installation structure of the angle controller device of the utility model;

[0015] Figure 2 This is a schematic diagram of the shock-absorbing plug rod connection structure of the utility model;

[0016] Figure 3 This is a schematic diagram of the disassembly structure of the pallet of the utility model;

[0017] In the figure: 1. support; 2. reinforcing rib plate; 3. guide sleeve; 4. locking foot anchor rod; 5. through groove; 6. bolt; 7. shock-absorbing plug rod; 8. baffle; 9. shock-absorbing spring; 10. telescopic spring rod; 11. clamping plate; 12. stud; 13. nut; 14. I-beam. DETAILED DESCRIPTION

[0018] In order to make the technical means, creative features, objectives and effects achieved by the utility model easy to understand, the utility model is further explained below with reference to specific diagrams.

[0019] In order to solve the problem that the I-beams have different widths in the existing construction process, the existing angle controller device is not convenient to adjust, and it is necessary to purchase additional components with different installation spacings, which is time-consuming and labor-intensive. Figure 1 As shown, the present application includes a support 1 with a concave cross section, an I-beam 14 is vertically passed through the concave area of ​​the support 1, inclined guide sleeves 3 are welded and fixed on both sides of the support 1, and a locking foot anchor rod 4 passes through the guide sleeve 3. The upper edge and the outer periphery of the lower edge of the support 1 are processed with a reinforcing rib plate 2 extending outward, and the upper and lower ends of both sides of the support 1 are symmetrically processed with through grooves 5, the middle of the through grooves 5 is rectangular and both ends are semicircular, and bolts 6 pass through the through grooves 5, and the bolts 6 fix the support 1 on the I-beam 14;

[0020] Specifically, the bolt 6 is adjusted and installed in the transverse area of ​​the through slot 5 according to the width of the I-beam 14. When the size of the I-beam 14 is too small, the bolt 6 moves forward, and when the size of the I-beam 14 is too large, the bolt 6 moves backward.

[0021] In order to solve the problem that the existing angle controller device is not designed with corresponding shock-absorbing components, resulting in excessive vibration between the angle controller device and the I-beam during the anchor drilling process, causing the angle controller device to wear. Figure 2 As shown, the front ends of the reinforcing rib plate 2 at the lower edge of the present application are provided with through holes on both sides and the shock-absorbing plug rod 7 passes through the through holes, the lower ends of the shock-absorbing plug rod 7 are sharp and inserted into the tunnel rock formation, and baffles 8 are provided on the rod bodies of the shock-absorbing plug rod 7 located above and below the reinforcing rib plate 2, shock-absorbing springs 9 are provided between the baffles 8 and the reinforcing rib plate 2, and a telescopic spring rod 10 is also provided between the upper ends of the shock-absorbing plug rod 7, studs 12 are provided outwardly at the middle positions of the left and right transverse sections of the reinforcing rib plate 2, and a clamping plate 11 is fixed to the stud 12 by a nut 13, and the clamping plate 11 includes a transverse section and a vertical section, wherein the transverse section surface of the clamping plate 11 is provided with a through hole and both sides of the transverse section are provided with clamping strips, which are fitted to the raised areas on both sides of the I-beam 14, wherein the vertical section of the clamping plate 11 is embedded in the recessed areas on both sides of the I-beam 14;

[0022] Specifically, the shock-absorbing spring 9 on the shock-absorbing rod 7 dissipates the vibration generated when drilling the anchor rod to a certain extent, thereby alleviating the impact wear on the support 1. At the same time, the specially shaped clamping plate 11 structure fills the gap area between the support 1 and the I-beam 14, and limits the relative position of the support 1 and the I-beam 14, thereby improving the installation stability of the device.

[0023] The standard parts used in the utility model can all be purchased from the market, and special-shaped parts can be customized according to the instructions and the drawings. The specific connection methods of each part adopt the conventional means such as mature bolts, rivets, welding, etc. in the existing technology. The machinery, parts and equipment all adopt the conventional models in the existing technology, and the circuit connection adopts the conventional connection method in the existing technology, which will not be described in detail here.

[0024] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A locking foot anchor rod angle controller device, comprising a support with a concave cross section, wherein an I-beam is vertically passed through the concave area of ​​the support, and inclined guide sleeves are welded and fixed on both sides of the support, wherein the locking foot anchor rod is passed through the guide sleeve, characterized in that: The upper edge and the lower edge of the support are processed with outwardly extending reinforcing ribs, wherein the front end of the reinforcing rib plate at the lower edge is provided with through holes on both sides and the shock-absorbing rod passes through the through holes, the lower end of the shock-absorbing rod is sharp and inserted into the tunnel rock formation, and the shock-absorbing rod is provided with baffles on the rod body above and below the reinforcing rib plate, and shock-absorbing springs are provided between the baffles and the reinforcing rib plate, and a telescopic spring rod is also provided between the upper ends of the shock-absorbing rod.

2. A foot locking anchor rod angle controller device according to claim 1, characterized in that: The reinforcing rib plate is provided with studs at the middle positions of the left and right transverse sections, and a clamping plate is fixed on the studs by nuts. The clamping plate includes a transverse section and a vertical section, wherein the surface of the transverse section of the clamping plate is provided with a through hole and clamping strips are provided on both sides of the transverse section, wherein the clamping strips are attached to the raised areas on both sides of the I-beam, and wherein the vertical section of the clamping plate is embedded in the recessed areas on both sides of the I-beam.

3. A foot locking anchor rod angle controller device according to claim 2, characterized in that: The upper and lower ends of both side surfaces of the support are symmetrically processed with through grooves, the middle of the through grooves are rectangular and the two ends are semicircular, bolts pass through the through grooves, the bolts fix the support on the I-beam, and the bolts are adjusted and installed in the lateral area of ​​the through groove according to the width of the I-beam.

4. A locking foot anchor rod angle controller device according to claim 3, characterized in that: The diameter of the through hole on the reinforcing rib plate is larger than the diameter of the shock-absorbing plug rod.

5. A locking foot anchor rod angle controller device according to claim 4, characterized in that: The clamping plates are respectively clamped at the gap positions between the support and the I-beam.

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