CN214266088U

CN214266088U - Tensioning structure

Info

Publication number: CN214266088U
Application number: CN202022511991.3U
Authority: CN
Inventors: 曾晓文; 孙浩; 赵金蛟
Original assignee: Zhenjiang Xiaorui Intelligent Building Materials Machinery Manufacturing Co ltd
Current assignee: Zhenjiang Xiaorui Intelligent Building Materials Machinery Manufacturing Co ltd
Priority date: 2020-11-03
Filing date: 2020-11-03
Publication date: 2021-09-24
Anticipated expiration: 2030-11-03

Abstract

The utility model relates to a tension structure, which comprises an annular metal bracket (1) and a light non-metal material (2) which are mutually combined, wherein the light non-metal material (2) is positioned at the radial inner part of the annular metal bracket (1); the tensioning head plate and the tensioning tail plate which are of an all-metal structure and are adopted in the prior art are improved into the combined annular metal support and the light nonmetal material, so that the weight of the tensioning head plate and/or the tensioning tail plate which are of the tensioning structure is greatly reduced, and when an operator installs the tensioning head plate and the tensioning tail plate which are of the tensioning structure, the labor intensity is effectively reduced, and the production efficiency is improved.

Description

Tensioning structure

Technical Field

The utility model relates to a stretch-draw of building materials trade PHC tubular pile is used technical field, concretely relates to stretch-draw structure.

Background

With the rapid development of economic construction in China, the demands of various foundation foundations are continuously increased, and the PHC tubular pile foundation material with the widest application is more and more applied. Certain prestress must be applied to the PHC pile in the process of producing the PHC pile, and the use of the tension head plate and the tension tail plate is indispensable. However, the traditional tensioning head plate and tensioning tail plate are usually made of all metal, so that the weight is very heavy, and when the tensioning head plate and the tensioning tail plate are installed, the operation is complicated, the installation time is long, the labor intensity of workers is high, and the work is difficult to be completed by people who are not strong in physique.

SUMMERY OF THE UTILITY MODEL

For the above-mentioned defect and the problem that exist among the solution prior art, the utility model provides a tension structure.

The utility model discloses a realize above-mentioned purpose, the technical scheme who provides as follows:

a tension structure comprising an annular metallic bracket and a lightweight non-metallic material in combination with one another, the lightweight non-metallic material being located radially inwardly of the annular metallic bracket; the method is characterized in that: the annular metal support is provided with a plurality of first through holes extending along the axial direction at equal intervals along the annular, two annular convex rings are arranged on the top of the annular metal support in an upwards protruding mode, the first through holes are located in the middle of the two annular convex rings, a plurality of hole grooves extending along the radial direction are arranged on the two annular convex rings at equal intervals along the annular, the radial outer edge of the annular metal support is provided with a metal annular clamping table, and the light non-metal material and the annular metal support are mutually assembled and installed together through the hole grooves and the annular dovetail grooves.

Further, the tensioning structure is used solely for the tensioning head plate or the tensioning tail plate.

Further, the tensioning structure is used for both the tensioning head plate and the tensioning tail plate.

Further, when the tensioning structure is used for tensioning the tail plate, an annular dovetail groove extending along the radial direction is concavely arranged on the radial inner edge of the annular metal support.

Further, 6-30 axially extending first through holes are arranged on the annular metal support at equal intervals in an annular manner, and the diameter of each first through hole is 30 mm.

Furthermore, a plurality of second through holes extending in the axial direction are formed in the light non-metal material at equal intervals along the annular shape, and each second through hole is identical to the first through hole formed in the annular metal support in position, equal in number and communicated with the first through hole.

Furthermore, the annular metal bracket and the light non-metal material are respectively of an integral structure.

The utility model discloses the beneficial effect who realizes does:

(1) the utility model provides a tension structure improves annular metal support and light non-metallic material for the combination together through the first board of the stretch-draw of the all metal structure who adopts among the prior art and stretch-draw tailboard to make the weight that adopts the first board of the stretch-draw of tension structure and/or stretch-draw tailboard alleviate by a wide margin, operating personnel effectively reduces intensity of labour when the installation that adopts the first board of the stretch-draw of this tension structure and stretch-draw tailboard, promotes production efficiency.

(2) The light non-metallic material and the annular metal bracket are mutually assembled and installed together through the hole groove (the hole groove is also used for stretching the tail plate), so that the light non-metallic material and the annular metal bracket are adhered and compact, and the assembled and installed are firm and stable.

(3) The two annular convex rings play a supporting role, and when the tension head plate or the tension tail plate is assembled on the PHC tubular pile end plate and locked by the bolts, the annular convex rings can prevent the light non-metal materials attached to the radial inner sides of the annular convex rings from being contacted with the bolts so as to be damaged by the locking force of the bolts.

Drawings

Fig. 1 is a schematic structural view of a tension structure used for stretching a head plate according to the present invention;

FIG. 2 is a side view of FIG. 1;

fig. 3 is a schematic structural view of the tensioning structure of the present invention for tensioning the tail plate;

FIG. 4 is a side view of FIG. 3;

fig. 5 is a schematic view of a tension structure used in the PHC tubular pile of the present invention.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides a tension structure, which includes an annular metal bracket 1 and a light non-metal material 2 combined together, wherein the light non-metal material 2 is located at a radial inner portion of the annular metal bracket 1; the method is characterized in that: annular metal support 1 is last to be provided with a plurality of along axially extending's first through-hole 11 along annular equidistant interval, annular metal support 1 top upwards the protrusion is provided with twice annular bulge loop 12, first through-hole 11 is located the centre of twice annular bulge loop 12 on the twice annular bulge loop 12 along annular equidistant interval be provided with a plurality of along radially extending's hole groove 121, the radial outer fringe of annular metal support 1 is provided with metal annular ka tai 13, light non-metallic material 2 with through hole groove 121 mutual composite set together between the annular metal support 1.

Specifically, the tensioning structure is independently used for the tensioning head plate or the tensioning tail plate, so that the weight reduction of the tensioning head plate or the tensioning tail plate is independently realized according to the requirement, the labor intensity is reduced, and the working efficiency is improved.

Specifically, the tensioning structure is used for the tensioning head plate and the tensioning tail plate at the same time, so that the weight reduction of the tensioning head plate and the tensioning tail plate is realized at the same time, the labor intensity is reduced, and the working efficiency is improved.

Specifically, when the tensioning structure is used for tensioning the tail plate, the radially inner edge of the annular metal bracket 1 is concavely provided with the radially extending annular dovetail groove 14, and the light non-metal material 2 and the annular metal bracket 1 are mutually assembled and mounted together through the hole groove 121 and the annular dovetail groove 14, so that the light non-metal material and the annular metal bracket are attached and tightly combined and firmly and stably mounted.

Specifically, there are 6-30 along the first through-hole 11 of axial extension that annular equidistant interval set up on the annular metal support 1, and the diameter of every first through-hole 11 is 30mm to guarantee that the atress is balanced and stable on whole circumferencial direction when stretch-draw head board and stretch-draw tailboard pass through fixing bolt fixed connection with the PHC tubular pile.

Specifically, be provided with a plurality of along axially extended second through-hole 21 along annular equidistant interval on the light non-metallic material 2, and every second through-hole 21 with the position of the first through-hole 11 of seting up on the annular metal support 1 is the same, the quantity equals and communicates each other to fixing bolt passes first through-hole 11 and the second through-hole 21 that communicates each other, thereby realizes the fixed connection of stretch-draw head board and stretch-draw tailboard and PHC tubular pile.

Specifically, the annular metal support 1 and the light non-metal material 2 are respectively of an integral structure, so that the manufacturing and forming are convenient.

Referring to fig. 5, two ends of a PHC tubular pile A6 are respectively and fixedly connected with a tubular pile end plate a5, fixing bolts respectively penetrate through a tension head plate Z1 and a tubular pile end plate a5, and fixing bolts respectively penetrate through a tension tail plate Z2 and a tubular pile end plate a5, so that two ends of a PHC tubular pile A6 are fixedly connected with the tension head plate Z1 and the tension tail plate Z2, a metal annular clamping table 13 of a tension head plate Z1 is clamped with one end of a clamp a4 in a matching manner, the other end of the clamp a4 is fixedly connected with the tension plate A3, the tension plate A3 is fixedly connected with a tension lead screw a1, and a locking nut a2 is sleeved on the periphery of the tension lead screw a 1; during the specific use, through adjusting stretch-draw lead screw A1 to drive the synchronous left or right motion of stretch-draw board A3 rather than linking firmly, stretch-draw board A3 passes through clamp A4 and stretch-draw head board Z1 axial left or right motion, in order to realize the regulation to PHC tubular pile A6 inside prestressing force.

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. A tension structure comprising an annular metal support (1) and a lightweight non-metallic material (2) combined with each other, the lightweight non-metallic material (2) being located radially inside the annular metal support (1); the method is characterized in that: annular metal support (1) is gone up and is provided with first through-hole (11) of a plurality of along axial extension along annular equidistant interval, annular metal support (1) top upwards the protrusion is provided with twice annular bulge loop (12), first through-hole (11) are located the centre of twice annular bulge loop (12) go up and are provided with a plurality of along annular equidistant interval on twice annular bulge loop (12) along radial extending's hole groove (121), the radial outer fringe of annular metal support (1) is provided with annular calorie of platform (13) of metal, light non-metallic material (2) with through hole groove (121) mutual composite set together between annular metal support (1).

2. A tension structure as claimed in claim 1, wherein: the tensioning structure is independently used for tensioning the head plate or the tail plate.

3. A tension structure as claimed in claim 1, wherein: the tensioning structure is used for tensioning the head plate and the tail plate simultaneously.

4. A tension structure as claimed in claim 2 or 3, wherein: when the tensioning structure is used for tensioning the tail plate, an annular dovetail groove (14) extending along the radial direction is concavely arranged on the radial inner edge of the annular metal support (1), and the light non-metal material (2) and the annular metal support (1) are mutually combined and installed together through a hole groove (121) and the annular dovetail groove (14).

5. A tension structure as claimed in claim 1, wherein: 6-30 first through holes (11) which are arranged on the annular metal bracket (1) at equal intervals along the annular direction and extend along the axial direction, and the diameter of each first through hole (11) is 30 mm.

6. A tension structure as claimed in claim 1, wherein: a plurality of second through holes (21) extending axially are formed in the light non-metal material (2) at equal intervals along the shape of a ring, and each second through hole (21) is identical to the first through hole (11) formed in the ring-shaped metal support (1) in position, equal in number and communicated with the corresponding first through hole.

7. A tension structure as claimed in claim 1, wherein: the annular metal bracket (1) and the light non-metal material (2) are respectively of an integral structure.