CN219159007U - Anchor rod switching section with function of blocking exchange of rock and soil interior and external temperature flow - Google Patents
Anchor rod switching section with function of blocking exchange of rock and soil interior and external temperature flow Download PDFInfo
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- CN219159007U CN219159007U CN202320128336.0U CN202320128336U CN219159007U CN 219159007 U CN219159007 U CN 219159007U CN 202320128336 U CN202320128336 U CN 202320128336U CN 219159007 U CN219159007 U CN 219159007U
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Abstract
The utility model discloses an anchor rod switching section with a function of blocking exchange of temperature flow in rock and soil with the outside, which comprises a lower connecting anchor rod, a circular connecting groove, a first oblique buckling piece, an upper connecting anchor rod, a second oblique buckling piece, a circular heat insulation cushion layer and a heat insulation cushion plate, wherein the lower connecting anchor rod is connected with the circular connecting groove; a circular connecting groove is fixedly formed in the lower connecting anchor rod, and the upper connecting anchor rod is connected in the circular connecting groove through a buckling piece; the buckling pieces comprise a first oblique buckling piece and a second oblique buckling piece, the first oblique buckling piece is arranged on the inner wall of the circular connecting groove, the second oblique buckling piece is arranged on the upper connecting anchor rod, and the first oblique buckling piece is in oblique buckling connection with the second oblique buckling piece; a round heat insulation cushion layer is arranged between the lower connecting anchor rod and the upper connecting anchor rod; a heat insulation backing plate is arranged between the first oblique buckling piece and the second oblique buckling piece; the condition that corrosion or connection loosening damage is easy to occur in an exposed area of the anchor rod after the anchor rod made of the traditional pure steel is used for a long time is avoided.
Description
Technical Field
The utility model relates to the technical field of geotechnical engineering, in particular to an anchor rod switching section with a function of blocking exchange of temperature flow in geotechnical and outside.
Background
The anchor rod is an engineering structure connecting piece which is often used for side slope support, tunnel support and dam support, one end of the anchor rod stretches into a rock or soil layer and fixes the anchor rod, and the other end of the anchor rod is used for fixing or connecting other engineering components.
In practical engineering, the temperature in the rock soil or earth and stone layer is generally low, and the exposed end of the anchor rod is usually in a normal temperature or high temperature environment. At this time, the anchor rod is used as a steel product, and can transfer heat flow along the anchor rod and exchange heat. Therefore, after the anchor rod is used for a long time, the anchor rod is easy to generate corrosion phenomenon at one end of the exposed connecting structure, and the connecting section of the connected part and the anchor rod is easy to loosen or damage. Therefore, aiming at the existing anchor rod technology, a novel connecting technical scheme capable of blocking the temperature flow exchange of the anchor rod is necessary.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides an anchor rod switching section with the function of blocking exchange of temperature flow in rock and soil with the outside.
The aim of the utility model is achieved by the following technical scheme: an anchor rod switching section with the function of blocking exchange of rock and soil interior and external temperature flow comprises a lower connecting anchor rod, a circular connecting groove, a first oblique buckling piece, an upper connecting anchor rod, a second oblique buckling piece, a circular heat insulation cushion layer and a heat insulation cushion plate; a circular connecting groove is fixedly formed in the lower connecting anchor rod, and the upper connecting anchor rod is connected in the circular connecting groove through a buckling piece; the buckling pieces comprise a first oblique buckling piece and a second oblique buckling piece, the first oblique buckling piece is arranged on the inner wall of the circular connecting groove, the second oblique buckling piece is arranged on the upper connecting anchor rod, and the first oblique buckling piece is in oblique buckling connection with the second oblique buckling piece; a round heat insulation cushion layer is arranged between the lower connecting anchor rod and the upper connecting anchor rod; an insulating backing plate is arranged between the first oblique buckling piece and the second oblique buckling piece.
Preferably, the circular connecting groove is arranged as a cylindrical groove, the lower connecting anchor rod and the circular connecting groove are coaxially arranged, and the upper connecting anchor rod and the circular connecting groove are coaxially arranged.
Preferably, the circular heat insulation cushion layer is arranged at the bottom of the circular connecting groove.
Preferably, the first oblique buckling piece is obliquely arranged on the inner wall of the circular connecting groove, and the first oblique buckling piece is arranged as a square block; a through hole is formed in the first inclined buckling piece, and a groove communicated with the through hole is formed in one side, close to the axis of the circular connecting groove, of the first inclined buckling piece.
Preferably, the second oblique buckling piece is obliquely arranged at the bottom of the upper connecting anchor rod and is matched with the first oblique buckling piece; the second oblique buckling piece is provided with a through hole, and the side of the second oblique buckling piece far away from the axis of the upper connecting anchor rod is provided with a groove communicated with the through hole.
Preferably, the first oblique buckling piece and the second oblique buckling piece are axially symmetrically arranged into three groups.
Preferably, heat insulation blocks are arranged in the through holes of the first inclined buckling piece and the second inclined buckling piece, T-shaped connecting grooves are arranged in the heat insulation blocks, and a force-holding steel piece is arranged between the two heat insulation blocks on the first inclined buckling piece and the second inclined buckling piece.
Preferably, the force-holding steel member is an I-shaped connecting block, and two ends of the force-holding steel member are respectively connected in a T-shaped connecting groove of the heat insulation block; the heat insulation backing plate is provided with a groove for the force-holding steel piece to pass through, and the heat insulation backing plate is embedded between the first inclined buckling piece and the second inclined buckling piece.
The utility model has the following advantages: the force-holding steel piece is a stressed member for connecting the lower connecting anchor rod and the upper connecting anchor rod, and the extending direction of the force-holding steel piece is the same as that of the first oblique buckling piece and is an oblique straight line, so that the lower connecting anchor rod and the upper connecting anchor rod cannot generate axial displacement or rotary displacement trend after the installation of the switching section is completed; therefore, the lower connecting anchor rod of the transfer section can be continuously anchored into the rock or the earth and stone layer by the construction equipment through rotation; in addition, connect stock and last connection stock under in this application changeover portion do not have direct contact, but are kept apart by circular thermal-insulated bed course, thermal-insulated block and thermal-insulated backing plate respectively for the heat flows can't connect down and connect the stock between exchange, has just also avoided traditional pure steel system stock to take place the condition that corrodes or connect not hard up destruction easily in stock exposed area after long-term the use.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a top view of the present utility model.
Fig. 3 is a schematic structural view of an upper connecting bolt of the present utility model.
Fig. 4 is a schematic structural view of the lower connecting bolt of the present utility model.
Fig. 5 is a schematic structural view of a thermal block of the present utility model.
Fig. 6 is a schematic structural view of the heat insulating mat of the present utility model.
Fig. 7 is a schematic structural view of a circular heat insulating blanket of the present utility model.
Fig. 8 is a schematic structural view of the force-holding steel member of the present utility model.
In the figure, the anchor rod is connected under 1-, the circular connecting groove is 2-, the first slant fastener of 3-, the anchor rod is connected on 4-, the second slant fastener of 5-, the circular heat insulating cushion layer of 6-, 7-thermal insulation block, 71-T shape connecting groove, 8-heat insulating backing plate, 9-holding force shaped steel piece.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
In addition, the embodiments of the present utility model and the features of the embodiments may be combined with each other without collision.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, or are directions or positional relationships conventionally understood by those skilled in the art, are merely for convenience of describing the present utility model and for simplifying the description, and are not to indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
An anchor rod switching section with a function of blocking exchange of rock and soil with external temperature flow is shown in the figure, and comprises a lower connecting anchor rod 1, a circular connecting groove 2, a first oblique buckling piece 3, an upper connecting anchor rod 4, a second oblique buckling piece 5, a circular heat insulation cushion layer 6 and a heat insulation cushion plate 8. The scheme is characterized in that the traditional anchor rod is divided into two ends and then connected through a connecting structure, specifically, a circular connecting groove 2 is fixedly arranged on a lower connecting anchor rod 1, the circular connecting groove 2 is arranged as a cylindrical groove, the lower connecting anchor rod 1 and the circular connecting groove 2 are coaxially arranged, meanwhile, an upper connecting anchor rod 4 and the circular connecting groove 2 are coaxially arranged, and the upper connecting anchor rod 4 is connected in the circular connecting groove 2 through a buckling piece. The present device provides a fastener, although the joinable fastener is not limited to the one disclosed in the application itself, and other fasteners capable of achieving the same purpose can be used in the application. Specifically, the fastener disclosed in the application comprises a first oblique fastener 3 and a second oblique fastener 5, wherein the first oblique fastener 3 is arranged on the inner wall of the circular connecting groove 2, the second oblique fastener 5 is arranged on the upper connecting anchor rod 4, and the first oblique fastener 3 and the second oblique fastener 5 are in oblique fastening connection, so that the upper connecting anchor rod and the lower connecting anchor rod can be connected together to prevent shaft rotation and axial displacement. A round heat insulation cushion layer 6 is arranged between the lower connecting anchor rod 1 and the upper connecting anchor rod 4 to separate the upper connecting anchor rod from the lower connecting anchor rod, and the round heat insulation cushion layer 6 is arranged at the bottom of the round heat insulation cushion layer 6. While a heat insulating backing plate 8 is provided between the first diagonal fastener 3 and the second diagonal fastener 5. The upper and lower connecting anchor rods of the device are isolated through the round heat insulation cushion layer and the heat insulation cushion plate, direct contact is not available, and heat conduction of the upper and lower connecting anchor rods cannot be conducted, so that heat flow cannot be exchanged between the lower connecting anchor rods and the upper connecting anchor rods, and the situation that the traditional pure steel anchor rods are easy to corrode or loosen and damage in the exposed area of the anchor rods after long-term use is avoided.
In another embodiment, for the convenience of connection and also for preventing the axial movement of the rotation of the connecting anchor rod after connection, the first inclined buckling piece 3 is obliquely arranged on the inner wall of the circular connecting groove 2, and the first inclined buckling piece 3 is provided as a square block; the second oblique buckling piece 5 is obliquely arranged at the bottom of the upper connecting anchor rod 4 and is matched with the first oblique buckling piece 3.
In another embodiment, in order to make the connection between the first oblique buckling piece 3 and the second oblique buckling piece 5 more stable, a through hole is arranged in the first oblique buckling piece 3, and a groove communicated with the through hole is arranged on one side of the first oblique buckling piece 3 close to the axis of the circular connecting groove 2; meanwhile, a through hole is formed in the second inclined buckling piece 5, and a groove is formed in the side, away from the axis of the upper connecting anchor rod 4, of the second inclined buckling piece 5 and communicated with the through hole. At this time, in order to avoid direct contact caused by connection, heat insulation blocks 7 are arranged in the through holes of the first oblique buckling piece 3 and the second oblique buckling piece 5, T-shaped connecting grooves 71 are arranged in the heat insulation blocks 7, and a holding force steel member 9 is arranged between the two heat insulation blocks 7 on the first oblique buckling piece 3 and the second oblique buckling piece 5. In this way, the stability of the connection is ensured without the first diagonal fastener 3 and the second diagonal fastener 5 being in direct contact.
More preferably, the first oblique fastening members 3 and the second oblique fastening members 5 are arranged in three groups axially symmetrically, so that the connection is more stable. Meanwhile, for convenience of connection, the force-holding steel member 9 is provided as an i-shaped connection block, and both ends thereof are respectively connected in the T-shaped connection groove 71 of the heat insulation block 7. In order to facilitate the placement of the heat-insulating backing plate, the heat-insulating backing plate 8 is provided with a groove for the force-holding steel member 9 to pass through, and the heat-insulating backing plate 8 is embedded between the first oblique buckling piece 3 and the second oblique buckling piece 5.
The installation method of the utility model comprises the following steps:
s1: manufacturing all parts;
s2: firstly, placing a round heat insulation cushion layer 6 on the inner bottom surface of the round connecting groove 2;
s3: installing the upper connecting anchor rod 4 at a preset position, and simultaneously installing the heat insulation base plate 8 between the second inclined buckling piece 5 and the first inclined buckling piece 3;
s4: installing the insulation block 7 between each pair of second diagonal fasteners 5 and each pair of first diagonal fasteners 3 multiple times and with a light weight using a tool;
s5: the force-retaining steel member 9 is mounted in the T-shaped connection groove 71 with a tool in a multiple and lightweight manner.
The principle of this application stock changeover portion is: the holding force steel piece 9 is a stressed component for connecting the lower connecting anchor rod 1 and the upper connecting anchor rod 4, and the extending direction of the holding force steel piece 9 is the same as that of the first oblique buckling piece 3 and is an oblique straight line, so that after the installation of the switching section of the application is completed, the lower connecting anchor rod 1 and the upper connecting anchor rod 4 cannot generate axial displacement or rotary displacement trend. The lower connecting bolt 1 of the transition piece of the present application can thus be continued by the construction machine by rotary anchoring into the rock or earth-rock layer. In addition, connect stock 1 and last connection stock 4 not have direct contact under in this application changeover portion, but are kept apart by circular thermal-insulated bed course 6, thermal-insulated block 7 and thermal-insulated backing plate 8 respectively for the heat flows can't connect down and connect down between stock 1 and the connection stock 4, has just also avoided traditional pure steel system stock to take place the condition that corrodes or connect not hard up destruction easily in stock exposed area after long-term the use.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (8)
1. An anchor rod switching section with block rock and soil interior and external temperature flow exchange function, its characterized in that: the heat insulation device comprises a lower connecting anchor rod (1), a circular connecting groove (2), a first oblique buckling piece (3), an upper connecting anchor rod (4), a second oblique buckling piece (5), a circular heat insulation cushion layer (6) and a heat insulation cushion plate (8); a circular connecting groove (2) is fixedly arranged on the lower connecting anchor rod (1), and the upper connecting anchor rod (4) is connected in the circular connecting groove (2) through a buckling piece; the buckling pieces comprise a first oblique buckling piece (3) and a second oblique buckling piece (5), the first oblique buckling piece (3) is arranged on the inner wall of the circular connecting groove (2), the second oblique buckling piece (5) is arranged on the upper connecting anchor rod (4), and the first oblique buckling piece (3) and the second oblique buckling piece (5) are in oblique buckling connection; a round heat insulation cushion layer (6) is arranged between the lower connecting anchor rod (1) and the upper connecting anchor rod (4); an insulating base plate (8) is arranged between the first oblique buckling piece (3) and the second oblique buckling piece (5).
2. The anchor rod switching section with function of blocking exchange of rock and soil with external temperature flow according to claim 1, wherein the anchor rod switching section is characterized in that: the circular connecting groove (2) is arranged as a cylindrical groove, the lower connecting anchor rod (1) and the circular connecting groove (2) are coaxially arranged, and the upper connecting anchor rod (4) and the circular connecting groove (2) are coaxially arranged.
3. The anchor rod switching section with function of blocking exchange of rock and soil with external temperature flow according to claim 1, wherein the anchor rod switching section is characterized in that: the round heat insulation cushion layer (6) is arranged at the bottom of the round connecting groove (2).
4. The anchor rod switching section with function of blocking exchange of rock and soil with external temperature flow according to claim 1, wherein the anchor rod switching section is characterized in that: the first oblique buckling piece (3) is obliquely arranged on the inner wall of the circular connecting groove (2), and the first oblique buckling piece (3) is arranged as a square block; a through hole is arranged in the first oblique buckling piece (3), and a groove communicated with the through hole is arranged on one side of the first oblique buckling piece (3) close to the axis of the circular connecting groove (2).
5. The anchor rod switching section with function of blocking exchange of rock and soil with external temperature flow according to claim 1, wherein the anchor rod switching section is characterized in that: the second oblique buckling piece (5) is obliquely arranged at the bottom of the upper connecting anchor rod (4) and is matched with the first oblique buckling piece (3); the second oblique buckling piece (5) is provided with a through hole, and the side of the second oblique buckling piece (5) far away from the axis of the upper connecting anchor rod (4) is provided with a groove communicated with the through hole.
6. The anchor rod switching section with function of blocking exchange of rock and soil with external temperature flow according to claim 5, wherein the anchor rod switching section is characterized in that: the first oblique buckling piece (3) and the second oblique buckling piece (5) are arranged in three groups in an axisymmetric way.
7. The anchor rod switching section with function of blocking exchange of rock and soil with external temperature flow according to claim 6, wherein the anchor rod switching section is characterized in that: the heat insulation block (7) is arranged in the through holes of the first oblique buckling piece (3) and the second oblique buckling piece (5), the T-shaped connecting groove (71) is arranged in the heat insulation block (7), and the force-holding steel piece (9) is arranged between the two heat insulation blocks (7) on the first oblique buckling piece (3) and the second oblique buckling piece (5).
8. The anchor rod switching section with function of blocking exchange of rock and soil with external temperature flow according to claim 7, wherein the anchor rod switching section is characterized in that: the force-holding steel member (9) is an I-shaped connecting block, and two ends of the force-holding steel member are respectively connected in a T-shaped connecting groove (71) of the heat insulation block (7); the heat-insulating base plate (8) is provided with a groove for the holding force steel piece (9) to pass through, and the heat-insulating base plate (8) is embedded between the first oblique buckling piece (3) and the second oblique buckling piece (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320128336.0U CN219159007U (en) | 2023-01-17 | 2023-01-17 | Anchor rod switching section with function of blocking exchange of rock and soil interior and external temperature flow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320128336.0U CN219159007U (en) | 2023-01-17 | 2023-01-17 | Anchor rod switching section with function of blocking exchange of rock and soil interior and external temperature flow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219159007U true CN219159007U (en) | 2023-06-09 |
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ID=86643245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320128336.0U Active CN219159007U (en) | 2023-01-17 | 2023-01-17 | Anchor rod switching section with function of blocking exchange of rock and soil interior and external temperature flow |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219159007U (en) |
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2023
- 2023-01-17 CN CN202320128336.0U patent/CN219159007U/en active Active
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