Anti-falling inverted-cone-shaped chemical anchor bolt

Abstract

The utility model discloses an anti-falling inverted-cone-shaped chemical anchor bolt which comprises a rod body, external threads are arranged on the outer side of the upper portion of the rod body, the top end of the rod body is connected with a connecting end rod, a gasket is arranged on the rod body, a nut is arranged above the gasket and is in threaded connection with the external threads, the lower end of the rod body is connected with a plurality of arc-shaped inverted cones, and the arc-shaped inverted cones are in threaded connection with the connecting end rod. The bottom end of the arc-shaped inverted cone at the bottom is connected with a conical block, and fixing barbs are connected to the periphery of the arc-shaped inverted cone. The anchor bolt has the advantages that a glass bottle is broken through the conical block at the bottom of the rod body, other tools do not need to be used for breaking the glass bottle, working efficiency is improved, the contact area between the anchor bolt and a solidified object is increased, the anchoring effect is improved, reliability and stability of the anchor bolt are improved, the anchor bolt can be conveniently inserted, and embedding precision is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to chemical anchor technology field, concretely is a kind of anti-falling inverted conical chemical anchor. BACKGROUND

[0002] Chemical anchoring refers to the chemical anchoring glue anchoring of building engineering, referred to as anchoring, it is a connecting technology of the locking key clamping force action of steel bar post anchoring in the current building structure seismic reinforcement engineering;It is the best choice of structural anchoring reinforcement and heavy load fastening application.Chemical anchoring refers to drilling hole on concrete, wall rock and other substrates, then injecting high-strength anchoring glue, and then inserting steel bar or profile, and the steel bar and substrate are bonded into one after the anchoring glue solidifies, it is a kind of building engineering technology commonly used in reinforcement industry

[0003] The existing chemical anchor, after inserting the glass bottle containing the solidified material into the installation hole, needs to use other tools to break the glass bottle, the installation hole is filled with solidified material and glass fragments, which is not convenient for the anchor to be inserted into the installation, reduces the working efficiency, the contact area between the anchor and the solidified material is small, the anchor is prone to looseness, the anchoring effect is not good, and the reliability and stability are reduced.

[0004] It should be noted that the above content belongs to the technical cognition range of the inventor and does not necessarily constitute the prior art. UTILITY MODEL CONTENT

[0005] The utility model aims at solving above -mentioned problem, designs a kind of anti-falling inverted conical chemical anchor.

[0006] To achieve the above object, the utility model adopts the following technical scheme:

[0007] A kind of anti-falling inverted conical chemical anchor, including pole body, the outer side of the upper part of the pole body is equipped with external thread, the top end of the pole body is connected with connecting end pole, the pole body is equipped with gasket, the upper side of the gasket is equipped with nut, the nut is connected with external thread thread, the lower end of the pole body is connected with multiple circular arc inverted cone, the bottom end of the circular arc inverted cone of bottom is connected with conical block, the periphery of the circular arc inverted cone is connected with fixed barb.

[0008] Further, the pole body is equipped with mark line, the periphery of the conical block is connected with protruding barb, the sharp end of the conical block is downward.

[0009] Further, the circular arc inverted cone is provided with several, the outer wall of the circular arc inverted cone is circular arc surface, the fixed barb is arranged on the circular arc surface of the circular arc inverted cone.

[0010] Further, the inner diameter of the gasket is less than the diameter of the pole body and the connecting end pole, the circular arc inverted cone is upper narrow lower wide, the sharp end of the fixed barb does not protrude the wide place of the circular arc inverted cone.

[0011] Further, the rod body, outer thread, connecting end rod, circular arc type inverted cone, and conical block are integrally formed by casting.

[0012] Compared with the prior art, the technical scheme has the following beneficial effects:

[0013] The glass bottle is broken by the conical block at the bottom of the rod body, without the need of using other tools to break the glass bottle, thereby improving work efficiency; the circular arc type inverted cone is screwed into the mounting hole, and the glass bottle is continuously broken by the fixed barbs; the glass slag can be used as an auxiliary material; the solidified material in the glass bottle is crushed and chemically reacts after being crushed, and forms an integral body after hardening, thereby facilitating the insertion of the anchor bolt and improving anchoring effect, reliability, and stability of the anchor bolt;

[0014] The depth of pre-burial is conveniently determined by the marker line, thereby improving the pre-burial precision; and the glass bottle is conveniently crushed by the protruding barbs around the conical block, thereby facilitating the insertion of the anchor bolt into the mounting hole;

[0015] The difficulty of pulling out the anchor bolt is increased by the circular arc type inverted cone and the fixed barbs, the contact area with the solidified material is increased, the anchoring effect is improved, and the reliability and stability of the anchor bolt are improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a structure diagram of the anti-falling inverted cone type chemical anchor bolt.

[0017] Figure 2 It is a structure diagram of the anti-falling inverted cone type chemical anchor bolt. Figure 1 It is a local enlarged view of A in FIG.

[0018] Figure 3 It is a local enlarged view of B in FIG. Figure 1 It is a local enlarged view of B in FIG.

[0019] In the figure: 1, rod body; 2, outer thread; 3, connecting end rod; 4, gasket; 5, nut; 6, circular arc type inverted cone; 7, conical block; 8, fixed barb; 9, marker line; 10, protruding barb. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical scheme and advantages of the embodiments of the present application more clear, the technical scheme in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings of the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0021] In the description of the utility model, it is understood that the orientation or positional relation indicated by the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is the orientation or positional relation shown based on the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. In addition, in the description of the utility model, the meaning of "a plurality of" is two or more than two, unless otherwise explicitly and specifically limited.

[0022] The utility model provides a kind of anti-falling inverted conical chemical anchor bolt as Figures 1-3 It is shown in the utility model, including stem 1, outer thread 2 is equipped on stem 1 upper outer side, the top of stem 1 is connected with connecting end stem 3, gasket 4 is equipped on stem 1, nut 5 is equipped above gasket 4, nut 5 is connected with outer thread 2 by screw thread, stem 1 lower end is connected with multiple arc inverted conical bodies 6, the bottom of bottom arc inverted conical body 6 is connected with conical block 7, arc inverted conical body 6 is connected with fixed barb 8 around.

[0023] Glass bottle with solidified product is inserted into mounting hole, and operating personnel can break glass bottle by conical block 7 at the bottom of stem 1, without using other tools to break glass bottle, improve work efficiency, arc inverted conical body 6 is rotated into mounting hole, and arc inverted conical body 6 can continue to break glass bottle when entering mounting hole by fixed barb 8, glass slag can be used as auxiliary material, solidified product in glass bottle is crushed and chemically reacted, and after hardening, it forms a whole, facilitates anchor bolt to be inserted, improves anchoring effect, improves reliability and stability of anchor bolt.

[0024] Refer to the description of the utility model Figure 1 , the description of the utility model Figure 2 and the description of the utility model Figure 3 , mark line 9 is equipped on stem 1, conical block 7 is connected with protruding sharp 10 around, and the tip of conical block 7 faces downward.

[0025] Mark line 9 is convenient to determine the depth of pre-burying, and improve the accuracy of pre-burying, and the protruding sharp 10 around conical block 7 is convenient to crush glass bottle and facilitate anchor bolt to be inserted into mounting hole.

[0026] Refer to the description of the utility model Figure 3 , arc inverted conical body 6 is provided with several, the outer wall of arc inverted conical body 6 is arc surface, fixed barb 8 is arranged on the arc surface of arc inverted conical body 6, the inner diameter of gasket 4 is less than the diameter of stem 1 and connecting end stem 3, arc inverted conical body 6 is narrow at top and wide at bottom, and the tip of fixed barb 8 does not protrude the wide place of arc inverted conical body 6.

[0027] The sharp end of the fixed barb 8 does not protrude the wide part of the arc-shaped inverted cone 6, facilitating the insertion of the anchor into the installation hole, and after solidification, the arc-shaped inverted cone 6 and the fixed barb 8 increase the difficulty of pulling out the anchor, increase the contact area with the solidified object, improve the anchoring effect, and improve the reliability and stability of the anchor.

[0028] Referring to the drawings Figure 3 The rod body 1, the external thread 2, the connecting end rod 3, the arc-shaped inverted cone 6, and the conical block 7 are integrally formed by casting, and the cross section of the connecting end rod 3 is in a hexagonal structure.

[0029] The integrally formed casting improves the strength of the overall anchor.

[0030] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that the technical solutions recorded in the foregoing embodiments can still be modified, or some technical features can be replaced equivalently, and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the utility model.

Claims

1. An anti-drop inverted-cone chemical anchor comprising a stem (1), characterized in that, The outer side of the upper part of the rod body (1) is provided with external thread (2), the top end of the rod body (1) is connected with connecting end rod (3), the upper part of the rod body (1) is provided with gasket (4), the upper part of the gasket (4) is provided with nut (5), the nut (5) is in threaded connection with the external thread (2), the lower end of the rod body (1) is connected with a plurality of circular arc type inverted cone (6), the bottom end of the circular arc type inverted cone (6) at the bottom is connected with conical block (7), the periphery of the circular arc type inverted cone (6) is connected with fixed barb (8).

2. A non-removable inverted-cone chemical anchor according to claim 1, characterized in that, The upper part of the rod body (1) is provided with mark line (9), the periphery of the conical block (7) is connected with protruding sharp (10), the sharp end of the conical block (7) faces downward.

3. The anti-drop inverted-cone chemical anchor according to claim 1, characterized in that, The circular arc type inverted cone (6) is provided with a plurality of, the outer wall of the circular arc type inverted cone (6) is arc surface, the fixed barb (8) is arranged on the arc surface of the circular arc type inverted cone (6).

4. The anti-drop inverted-cone chemical anchor according to claim 1, characterized in that, The inner diameter of the gasket (4) is less than the diameter of the rod body (1) and the connecting end rod (3), the circular arc type inverted cone (6) is narrow at the upper part and wide at the lower part, the sharp end of the fixed barb (8) does not protrude the wide part of the circular arc type inverted cone (6).

5. The anti-drop inverted-cone chemical anchor according to claim 1, characterized in that, The rod body (1), external thread (2), connecting end rod (3), circular arc type inverted cone (6), conical block (7) are made of integral molding process casting, the section of the connecting end rod (3) is hexagonal structure.

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