CN212427087U

CN212427087U - Anchor rod construction device for constructional engineering

Info

Publication number: CN212427087U
Application number: CN202020442142.4U
Authority: CN
Inventors: 王海永; 李志国
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-30
Filing date: 2020-03-30
Publication date: 2021-01-29
Anticipated expiration: 2030-03-30

Abstract

The utility model relates to the technical field of building construction, and discloses an anchor rod construction device for building engineering, which comprises a cross base, wherein an annular groove is arranged at the axis of the cross base, an anchor rod is sleeved in the annular groove, a screw rod is sleeved in the anchor rod, one end of the screw rod is fixedly connected with a rotating seat, the other end of the screw rod is sleeved with two sliders, the opposite surfaces of the two sliders are movably connected through a first connecting rod, a strip-shaped groove is arranged on the surface of one end of the anchor rod, and through the matching use of the first connecting rod and a second connecting rod, the transverse contact area can be increased at different depths below the anchor rod, the pulling resistance is greatly increased, compared with other anchor rods, the pulling resistance provided in the same area is the same, and a small amount of the pulling resistance can provide enough pulling resistance bearing capacity, greatly saves the cost of construction cost and can be recycled.

Description

Anchor rod construction device for constructional engineering

Technical Field

The utility model relates to a construction technical field especially relates to an anchor rod construction equipment that building engineering used.

Background

In 1912, the anchor rod is firstly used in Germany and is used for supporting a roadway of a mine site, and the anchor rod support is widely applied to civil engineering (including mining engineering) due to the characteristics of simple structure, convenient construction, low cost, strong adaptability to engineering and the like.

The prior patent (publication number: CN206941584U) discloses an anchor rod construction device for constructional engineering, which comprises a screw rod, a drill bit, a connecting sleeve, an expansion sheet, a metal base plate and the like, wherein drilling is easier, a barb structure can be formed, and the pulling resistance bearing capacity of the anchor rod is improved. In above-mentioned prior art, most stock all uses the barb structure to increase the resistance to plucking bearing capacity, and the resistance to plucking bearing capacity of the increase of barb structure is limited, needs the more stock of quantity to share the resistance to plucking bearing capacity jointly, and the cost is higher, wastes time and energy.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: the uplift bearing capacity is general and the engineering cost is higher, and the anchor rod construction device for the building engineering is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the anchor rod construction device for the building engineering comprises a cross base, wherein an annular groove is formed in the axis of the cross base, an anchor rod is sleeved inside the annular groove, a lead screw is sleeved inside the anchor rod, one end of the lead screw is fixedly connected with a rotating seat, the other end of the lead screw is sleeved with two sliding blocks, the opposite surfaces of the two sliding blocks are movably connected through a first connecting rod, a strip-shaped groove is formed in the surface of one end of the anchor rod, the first connecting rod is sleeved inside the strip-shaped groove, and four end heads of the cross base are fixedly connected with auxiliary nail mechanisms;

the auxiliary nail mechanism comprises a sleeve rod, wherein one end of the sleeve rod is fixedly connected to four ends of the cross base respectively, a U-shaped groove is formed in the surface of the sleeve rod, a sliding groove is formed in the axis of the sleeve rod, an auxiliary nail is inserted into the sliding groove, a limiting block is fixedly connected to one end of the auxiliary nail and is sleeved inside the U-shaped groove, a second connecting rod is hinged to the other end of the auxiliary nail, and the other end of the second connecting rod is connected to the other end of the sleeve rod in a crossing mode.

Preferably, the top of the anchor rod is provided with a hexagonal hole, and the depth of the hexagonal hole is as follows.

Preferably, the top of the rotating seat is provided with a square hole, and the minimum distance between the side surface of the rotating seat and the inner wall of the hexagonal hole is.

Preferably, the inside of the sliding block is fixedly connected with a ball nut, and the rotating directions of the threads inside the two sliding blocks are opposite.

Preferably, the length ratio of the auxiliary nail to the anchor rod is as follows, and the top of the auxiliary nail is provided with a square hole.

Preferably, the first link has an inclination angle with respect to a surface of the lead screw in a normal state.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses a cooperation of first connecting rod and second connecting rod is used, and the stock is when the underground is dark, and when vice nail reachd certain degree of depth, the second connecting rod expandes when extrudeing vice nail, and when the stock gos deep into the underground limit degree of depth, rotatory lead screw makes first connecting rod also expand, will increase transverse contact area at the below different degree of depth homoenergetic like this, very big increase withdrawal resistance.

(2) The utility model discloses an stock and vice nail cooperation are used, compare other stocks, and the resistance to plucking that provides in the same area is the same, and the quantity that this device used is less a lot than other stocks, very big saving engineering cost, and this device can be used repeatedly.

Drawings

FIG. 1 is a front sectional view of the structure of the present invention;

FIG. 2 is an enlarged view of the auxiliary nail mechanism in FIG. 1;

fig. 3 is a top view of the structure of the present invention.

In the figure: 1. a cross base; 2. an anchor rod; 3. a slider; 4. a first link; 5. a screw rod; 6. a strip-shaped groove; 7. a rotating base; 8. a ring groove; 9. an auxiliary nail mechanism; 901. a U-shaped groove; 902. A chute; 903. a limiting block; 904. a second link; 905. auxiliary nails; 906. a loop bar.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, an anchor rod construction device for construction engineering, comprising a cross base 1, wherein an annular groove 8 is formed at the axis center of the cross base 1, an anchor rod 2 is sleeved inside the annular groove 8, a hexagonal hole is formed at the top of the anchor rod 2, the depth of the hexagonal hole is 2cm, a hexagonal lock head is convenient to use to stably drill the anchor rod into the underground depth, a screw rod 5 is sleeved inside the anchor rod 2, one end of the screw rod 5 is fixedly connected with a rotary seat 7, the top of the rotary seat 7 is provided with a square hole, the minimum distance between the side surface of the rotary seat 7 and the inner wall of the hexagonal hole is 3mm, a three-mm gap facilitates the use of the square lock head to have enough space to rotate in the hexagonal hole and prevent deviation in the lock head rotation process due to disaster, two sliders 3 are sleeved at the other end of the screw rod 5, and a ball nut is fixedly connected inside the sliders 3, the rotation directions of the threads in the two sliding blocks 3 are opposite, when the screw rod 5 rotates in the forward direction, the two sliding blocks 3 can move in opposite directions to stretch the first connecting rod 4 underground, when the screw rod 5 moves in the reverse direction, the first connecting rod 4 is retracted, the anchor rod 2 is very convenient to recover, the opposite surfaces of the two sliding blocks 3 are movably connected through the first connecting rod 4, the inclination angle between the first connecting rod 4 and the surface of the screw rod 5 in a normal state is 10 degrees, when the first screw rod 4 penetrates into the underground, the reverse stretching phenomenon cannot occur when the first screw rod 4 stretches outwards, the first connecting rod 4 can be smoothly stretched to play a fixing role, the surface of one end of the anchor rod 2 is provided with a strip-shaped groove 6, the first connecting rod 4 is sleeved in the strip-shaped groove, and four ends of the cross base 1 are fixedly connected with auxiliary nail mechanisms 9;

the auxiliary nail mechanism 9 comprises sleeve rods 906, the length ratio of the auxiliary nails 905 to the anchor rods 2 is 1:2, square holes are formed in the tops of the auxiliary nails 905, one ends of the four sleeve rods 906 are fixedly connected to four end heads of the cross base 1 respectively, U-shaped grooves 901 are formed in the surfaces of the sleeve rods 906, sliding grooves 902 are formed in the axes of the sleeve rods 906, auxiliary nails 905 are inserted into the sliding grooves 902 in an inserted mode, limiting blocks 903 are fixedly connected to one ends of the auxiliary nails 905, the limiting blocks 903 are sleeved inside the U-shaped grooves 901, second connecting rods 904 are hinged to the other ends of the auxiliary nails 905, and the other ends of the second connecting rods 904 are connected to the other ends of the sleeve rods 906 in an intersected mode.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Claims

1. The anchor rod construction device for the building engineering comprises a cross base (1) and is characterized in that an annular groove (8) is formed in the axis center of the cross base (1), an anchor rod (2) is sleeved inside the annular groove (8), a screw rod (5) is sleeved inside the anchor rod (2), a rotary seat (7) is fixedly connected to one end of the screw rod (5), two sliding blocks (3) are sleeved on the other end of the screw rod (5), the opposite surfaces of the two sliding blocks (3) are movably connected through a first connecting rod (4), a strip-shaped groove (6) is formed in the surface of one end of the anchor rod (2), the first connecting rod (4) is sleeved inside the strip-shaped groove, and auxiliary nail mechanisms (9) are fixedly connected to four ends of the cross base (1);

vice nail mechanism (9) are including loop bar (906), four the one end of loop bar (906) is fixed connection respectively at four ends of cross base (1), U-shaped groove (901) have been seted up on the surface of loop bar (906), spout (902) have been seted up to the axle center department of loop bar (906), the inside of spout (902) is pegged graft and is had vice nail (905), vice nail (905) one end fixedly connected with stopper (903), stopper (903) cup joint the inside in U-shaped groove (901), the other end of vice nail (905) articulates there is second connecting rod (904), the other end handing-over of second connecting rod (904) is at the other end of loop bar (906).

2. The anchor rod construction device for the construction engineering according to claim 1, wherein the top of the anchor rod (2) is provided with a hexagonal hole, and the depth of the hexagonal hole is 2 cm.

3. The anchor rod construction device for the construction engineering according to claim 1, wherein a square hole is opened at the top of the rotary seat (7), and the minimum distance between the side surface of the rotary seat (7) and the inner wall of the hexagonal hole is 3 mm.

4. The anchor rod constructing device for the construction engineering according to claim 1, wherein a ball nut is fixedly connected to the inside of the sliding block (3), and the rotation directions of the screw threads inside the two sliding blocks (3) are opposite.

5. The anchor rod construction device for construction engineering according to claim 1, wherein the length ratio of the auxiliary nail (905) to the anchor rod (2) is 1:2, and a square hole is opened at the top of the auxiliary nail (905).

6. A bolting construction device for building engineering according to claim 1, characterised in that said first connecting rod (4) is inclined at an angle of 10 ° to the surface of the screw (5) in a normal state.