CN212294643U

CN212294643U - Improved ground engineering anchor structure convenient to fix

Info

Publication number: CN212294643U
Application number: CN201922054517.XU
Authority: CN
Inventors: 陶东新; 刘洪涛; 陶敏; 张海森
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2021-01-05
Anticipated expiration: 2029-11-25

Abstract

The utility model discloses a modified geotechnical engineering is with anchor nail structure convenient to it is fixed relates to anchor nail technical field, has solved current anchor nail, and anchored stability is relatively poor, and adopts the mode soil around the soil that solidifies that comes of pouring concrete mostly, and operating procedure is loaded down with trivial details, awkward problem. An improved anchor nail structure convenient to fix for geotechnical engineering comprises a hammer barrel and a rubber sleeve, wherein the outer wall of a circular shaft at the tail end section of the hammer barrel is provided with a long groove in an annular array in a penetrating way, and an L-shaped supporting and blocking rod is rotatably arranged in the six long grooves; two arc plastic pipes are symmetrically glued and fixed on the inner wall of the upper four-quarter length section of the hammer barrel. The utility model discloses in only need to twist soon the thread bush, it just can impel the meshing with the screw thread of screw thread post and move down and push away six vaulting pole top and expand to change and insert in arranging soil (as shown in fig. 2), accomplishes the anchor of ground nail, and operation simple to use is convenient, has good practicality, easily promotes.

Description

Improved ground engineering anchor structure convenient to fix

Technical Field

The utility model relates to a ground is fixed with anchor nail technical field, specifically is a modified geotechnical engineering is with anchor nail structure of being convenient for it is fixed.

Background

At present, underground space development becomes a trend of city development, so that a large number of rock engineering problems such as foundation pit support, slope treatment, basement anti-floating and the like are caused, and the common point of the problems is that enough uplift resistance needs to be provided. In the existing foundation pit support and side slope treatment, the main means for providing the uplift resistance is anchoring bolts.

For example, patent No. CN201320545934.4 discloses an anchor device for geotechnical engineering, which includes an anchor head and an anchor rod connected with the anchor head, wherein the anchor head is located at the end of the anchor rod, and includes a steel tube, a rotary wing plate rotatably arranged around the steel tube, and an anchor tip arranged at the end of the steel tube, and the anchor tip is provided with a cross-shaped groove for the drill rod to be sleeved in, near the end of the rotary wing plate. The rotary wing plate of the utility model is arranged around the steel pipe in a rotating way, so that the whole anchor nail can be quickly rotated and deeply inserted into the soil body, time and labor are saved, and greater anti-pulling force can be provided; the anchor point is provided with a cross-shaped groove close to the end of the rotating wing plate, so that a drill rod can be conveniently sleeved in the groove, and the drill rod is firmly fixed in a steel pipe so as to quickly screw the anchor into the soil body. The existing anchor bolts have the problems that the anchoring stability is poor, the soil around the mode of solidifying the soil by pouring concrete is mostly adopted, the operation steps are complex, and the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a modified geotechnical engineering is with anchor nail structure fixed of being convenient for to the stability of the anchor that proposes in solving above-mentioned background art is relatively poor, and adopts the mode soil around the soil that comes the solidification soil of pouring concrete mostly, and operating procedure is loaded down with trivial details, awkward problem.

In order to achieve the above object, the utility model provides a following technical scheme: an improved anchor nail structure convenient to fix for geotechnical engineering comprises a hammer barrel and a rubber sleeve, wherein the outer wall of a circular shaft at the tail end section of the hammer barrel is provided with a long groove in an annular array in a penetrating way, and an L-shaped supporting and blocking rod is rotatably arranged in the six long grooves; the plug of the rubber sleeve is inserted into the top end opening of the hammer barrel, and the top end section of the ejector rod penetrates through the rubber sleeve in a sliding manner; two arc plastic pipes are symmetrically glued and fixed on the inner wall of the upper four-quarter length section of the hammer barrel.

Preferably, the hammer barrel comprises a threaded column, beating ear plates and a pull ring, the two beating ear plates are symmetrically welded on the thickened section of the top end of the hammer barrel, the two beating ear plates are connected with one pull ring in a rotating mode, and the threaded column is welded and supported at the center of the bottom plate inside the hammer barrel.

Preferably, the ejector rod comprises cutting blades and a threaded sleeve, the ejector rod is arranged in the hammer barrel in a penetrating mode, two rows of cutting blades are symmetrically supported on the circumferential end face of the ejector rod, and the threaded sleeve is fixedly welded at the tail end of the ejector rod.

Preferably, it is characterized in that: soil curing agents are filled in the two arc-shaped plastic pipes, and the ejector rods are slidably inserted into the shaft holes between the two arc-shaped plastic pipes; and the two rows of cutting blades are slidably arranged in two long vacant channels formed between the two arc plastic pipes at intervals.

Preferably, it is characterized in that: the threaded sleeve is connected to the threaded column in a threaded mode, and the end face of the circular ring at the bottom of the threaded sleeve can be in abutting contact with the transverse sections at the top ends of the six supporting and blocking rods.

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

1. the utility model only needs to screw and twist the mandril, the thread sleeve can be pushed and meshed with the thread of the thread column to move downwards to push, unfold, expand and insert the six supporting and blocking rods into the soil (as shown in figure 2), thus completing the anchoring of the ground nail, and the anchor nail has the advantages of simple and convenient operation and use, good practicability and easy popularization;

2. the soil curing agent in the two arc-shaped plastic pipes can flow out through the six long grooves on the bottom section of the hammer barrel to be mixed with surrounding soil, so that the surrounding soil is bonded and solidified with the six supporting and blocking rods to form a condensed soil block, the condensed soil block has large volume, large dragging and pulling sliding resistance, and can effectively improve the anchoring stability of the anchor nail, and the use effect is better;

3. this practicality adopts two arc plastic tubing splendid attire soil curing agents, only needs to revolve wrong ejector pin, and two rows of cutting pieces just can follow the rotation and cut two arc plastic tubing open, accomplishes the outflow solidification of soil curing agent, compares in the current mode of coming the solidification soil through pouring into the concrete, has greatly retrencied the flow step, and it is more simple and convenient to operate.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the strut of the present invention;

FIG. 3 is a schematic view of the inside of the hammer barrel;

FIG. 4 is a schematic view of the structure of the push rod of the present invention;

FIG. 5 is a schematic view of the internal structure of the hammer barrel in a half-section at the bottom section thereof;

FIG. 6 is a schematic view of the three-dimensional structure of the lift pin of the present invention;

in the figure: 1. a hammer barrel; 101. a threaded post; 102. beating the ear plate; 103. a pull ring; 2. a spacer bar; 3. a top rod; 301. cutting the slices; 302. a threaded sleeve; 4. a rubber sleeve; 5. an arc-shaped plastic pipe.

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.

Referring to fig. 1 to 6, the present invention provides an embodiment: an improved anchor nail structure convenient to fix for geotechnical engineering comprises a hammer barrel 1 and a rubber sleeve 4, wherein the outer wall of a circular shaft at the tail end section of the hammer barrel 1 is provided with a long groove in an annular array in a penetrating manner, and an L-shaped supporting and blocking rod 2 is rotatably arranged in the six long grooves; the hammer barrel 1 comprises a threaded column 101, beating ear plates 102 and pull rings 103, the two beating ear plates 102 are symmetrically welded on the thickened section at the top end of the hammer barrel 1, the two beating ear plates 102 are rotatably connected with one pull ring 103, the threaded column 101 is welded and supported at the center of the bottom plate inside the hammer barrel 1, and the whole ground anchor can be beaten and punched and nailed in the ground through the beating ear plates 102; the rubber sleeve 4 is plugged into the top opening of the hammer barrel 1, and the top end section of the ejector rod 3 passes through the rubber sleeve 4 in a sliding manner; the ejector rod 3 comprises cutting blades 301 and a threaded sleeve 302, the ejector rod 3 penetrates through the hammer barrel 1, two rows of cutting blades 301 are symmetrically supported on the circumferential end face of the ejector rod 3, the threaded sleeve 302 is fixedly welded at the tail end of the ejector rod 3, and the two rows of cutting blades 301 can cut two arc-shaped plastic pipes 5 to enable internal condensate to flow out; two arc plastic pipes 5 are symmetrically glued and fixed on the inner wall of the upper quarter three-length section of the hammer barrel 1; soil curing agents are filled in the two arc-shaped plastic pipes 5, and the ejector rod 3 is slidably inserted into the shaft hole between the two arc-shaped plastic pipes 5; the two rows of cutting blades 301 are slidably arranged in two long vacant channels formed between the two arc-shaped plastic pipes 5 at intervals, the two rows of cutting blades 301 can cut the two arc-shaped plastic pipes 5 along with rotation in the process of screwing the ejector rod 3, the step of cutting and puncturing the arc-shaped plastic pipes 5 through extra operation is omitted, the use is convenient, in addition, soil curing agents in the two arc-shaped plastic pipes 5 can flow out through six long grooves on the bottom section of the hammer barrel 1 and are mixed with surrounding soil, the surrounding soil and six supporting and blocking rods 2 are bonded and solidified together to form a condensed soil block, the size of the condensed soil block is large, the pulling and sliding resistance is large, the anchoring stability of the anchor can be effectively improved, and the anchor has a good use effect; threaded sleeve 302 threaded connection is on threaded column 101, and the ring terminal surface of threaded sleeve 302 bottom can lean on the contact with the horizontal section top of six spacer rods 2, only need to twist soon to twist and twist ejector pin 3, and threaded sleeve 302 just can impel the meshing with the screw thread of threaded column 101 and move down and push up six spacer rods 2 and launch and change the insertion and arrange in soil (as shown in fig. 2), accomplishes the anchor of ground nail, and operation and use is simple convenient, has good practicality, easily promotes.

The working principle is as follows: when the anchor is used, firstly, the whole anchor can be beaten and punched and inserted into rock soil by beating the ear plate 102, then two wrenches are needed, one part is inserted and sleeved on the screw sleeve at the top end of the hammer barrel 1, the other part is used for screwing the ejector rod 3, the ejector rod 3 is only needed to be screwed, the screw sleeve 302 can be pushed and meshed with the threads of the threaded column 101 to move downwards, and the six supporting stop rods 2 are pushed, unfolded, inserted and inserted into soil (as shown in figure 2), so that the anchoring of the anchor is completed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a modified geotechnical engineering is with anchor structure convenient to it is fixed which characterized in that: the hammer comprises a hammer barrel (1) and a rubber sleeve (4), wherein the outer wall of a circular shaft at the tail end section of the hammer barrel (1) is provided with a long groove in an annular array in a penetrating way, and an L-shaped stop lever (2) is rotatably arranged in the six long grooves; the plug of the rubber sleeve (4) is inserted into the top end opening of the hammer barrel (1), and the top end section of the ejector rod (3) penetrates through the rubber sleeve (4) in a sliding manner; two arc plastic pipes (5) are symmetrically glued and fixed on the inner wall of the upper four-quarter length section of the hammer barrel (1).

2. An improved anchor structure for geotechnical engineering according to claim 1, wherein: the hammer barrel (1) comprises a threaded column (101), beating ear plates (102) and a pull ring (103), the two beating ear plates (102) are symmetrically welded on a thickened section of the top end of the hammer barrel (1), the two beating ear plates (102) are connected with the pull ring (103) in a rotating mode, and the threaded column (101) is welded and supported in the center of an inner bottom plate of the hammer barrel (1).

3. An improved anchor structure for geotechnical engineering according to claim 1, wherein: the ejector rod (3) comprises cutting blades (301) and a thread sleeve (302), the ejector rod (3) is arranged in the hammer barrel (1) in a penetrating mode, two rows of cutting blades (301) are symmetrically supported on the circumferential end face of the ejector rod (3), and the tail end of the ejector rod (3) is fixedly welded with the thread sleeve (302).

4. An improved anchor structure for geotechnical engineering according to claim 3, wherein: soil curing agents are filled in the two arc-shaped plastic pipes (5), and the ejector rod (3) is inserted in the shaft hole between the two arc-shaped plastic pipes (5) in a sliding manner; the two rows of cutting blades (301) are arranged in two long vacant channels formed between the two arc-shaped plastic pipes (5) in a sliding mode.

5. An improved anchor structure for geotechnical engineering according to claim 3, wherein: the threaded sleeve (302) is in threaded connection with the threaded column (101), and the annular end face at the bottom of the threaded sleeve (302) can be in abutting contact with the top transverse sections of the six supporting and blocking rods (2).