CN213797248U

CN213797248U - Tensioning device for producing concrete poles with different diameters

Info

Publication number: CN213797248U
Application number: CN202022002977.0U
Authority: CN
Inventors: 陈洋; 陈林华
Original assignee: Danzhou Yushun Industrial Co ltd
Current assignee: Danzhou Yushun Industrial Co ltd
Priority date: 2020-09-14
Filing date: 2020-09-14
Publication date: 2021-07-27
Anticipated expiration: 2030-09-14

Abstract

The utility model relates to the technical field of electric pole production, in particular to a tensioning device which can be used for producing concrete electric poles with different diameters, comprising a steel film, wherein the right end of the steel film is provided with a detachable sleeve, and one side of the sleeve, which is far away from the steel film, is provided with a bracket; a square connecting frame is arranged on one side of the sleeve close to the support, and the inner space of the connecting frame is communicated with the inner part of the sleeve; this tensioning device that can be used to different diameter concrete poles production, through the ejector pin mechanism that sets up on the link to and the second branch that sets up on the stretch-draw ring, when this tensioning device need carry out the stretch-draw operation to the concrete poles of different diameters, the accessible is adjusted first branch and second branch and is carried out the centre gripping fixed to the pole of different diameters, so that this tensioning device carries out the stretch-draw to the concrete poles of different diameters, practices thrift manufacturing cost, is convenient for produce.

Description

Tensioning device for producing concrete poles with different diameters

Technical Field

The utility model relates to a pole production technical field specifically is the tensioning equipment that can be used to different diameter concrete poles production.

Background

The concrete pole is made of concrete and steel bars or steel wires. And the concrete pole that the pole framework of steel reinforcement pours into the shaping after the concrete needs utilize stretch-draw frock to carry out stretch-draw work to it, makes the reinforcing bar on its framework of steel reinforcement stretch completely, straightens to in order to obtain the concrete pole that has good performance. The existing tensioning device is convenient and firm to use, but when the device is used, the existing tensioning device cannot adjust the diameter, only can be used for a part of electric poles with specific diameters, further the application range of the device is limited, and the device is not beneficial to use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tensioning equipment that can be used to different diameter concrete pole production to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the tensioning device comprises a steel film, wherein a detachable sleeve is arranged at the right end of the steel film, and a support is arranged on one side of the sleeve, which is far away from the steel film; a square connecting frame is arranged on one side, close to the support, of the sleeve, the inner space of the connecting frame is communicated with the interior of the sleeve, four ejector rod mechanisms which are identical in specification and distributed in an annular shape at equal intervals are arranged on the connecting frame, each ejector rod mechanism comprises a first pressing block arranged on the inner wall of the sleeve, and a first supporting rod is arranged on one side, far away from the center of the sleeve, of each first pressing block; keep away from telescopic one side on the support and be equipped with hydraulic jack, hydraulic jack stretches into support inside and is equipped with columniform ejector pin, the ejector pin is close to telescopic one end and is equipped with "U" shape frame, "U" shape left side of putting up is equipped with the stretch-draw axle, just be equipped with two unidimensional stretch-draw rings on the lateral wall of stretch-draw axle and be close to telescopic one end, two one side of keeping away from the stretch-draw axle on the stretch-draw ring is equipped with unidimensional second branch respectively, second branch stretches into the inside and coaxial coupling of stretch-draw ring and has the second briquetting.

Preferably, be equipped with four the same apertures and be the annular equidistant threaded hole that distributes on the inside wall of link, just the threaded hole runs through the link, first bracing piece passes through threaded hole and link threaded connection.

Preferably, the connecting frame is provided with four through holes with the same aperture, and the four through holes are respectively positioned at four corners of the connecting frame.

Preferably, the one end that is close to the link on the support is equipped with four extension rods of the same length, just the left end of extension rod is equipped with the detachable block, be equipped with the screw thread layer on the lateral wall of extension rod left end and on the inside wall of block respectively, just through screw thread layer threaded connection between extension rod and the block.

Preferably, one side of the tensioning shaft, which is close to the hydraulic jack, is provided with a bulge, and the bulge is in inserting fit with the U-shaped frame on the ejector rod and is fixedly connected with the ejector rod through a bolt.

Preferably, the tensioning ring is provided with a round hole with threads, and the second support rod is in threaded connection with the tensioning ring through the round hole.

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

this tensioning device that can be used to different diameter concrete poles production, through the ejector pin mechanism that sets up on the link to and the second branch that sets up on the stretch-draw ring, when this tensioning device need carry out the stretch-draw operation to the concrete poles of different diameters, the accessible is adjusted first branch and second branch and is carried out the centre gripping fixed to the pole of different diameters, so that this tensioning device carries out the stretch-draw to the concrete poles of different diameters, practices thrift manufacturing cost, is convenient for produce.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the middle sleeve of the present invention;

FIG. 3 is a schematic structural view of the bracket of the present invention;

fig. 4 is a schematic diagram of a middle portion of the structure of the present invention.

The various reference numbers in the figures mean:

1. a steel film;

2. a sleeve; 200. a threaded hole; 21. a connecting frame; 210. a through hole; 22. a push rod mechanism; 221. a first pressing block; 222. a first support bar;

3. a support; 300. an extension rod; 301. capping; 31. a hydraulic jack; 310. a top rod; 311. a U-shaped frame; 32. stretching the shaft; 320. a protrusion; 321. opening a pull ring; 3211. a second support bar; 3212. and a second pressing block.

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 is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but do 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 should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-4, the present invention provides a technical solution:

the tensioning device capable of being used for producing concrete poles with different diameters comprises a steel film 1, wherein a detachable sleeve 2 is arranged at the right end of the steel film 1, and a support 3 is arranged on one side, away from the steel film 1, of the sleeve 2; a square connecting frame 21 is arranged on one side, close to the support 3, of the sleeve 2, the inner space of the connecting frame 21 is communicated with the interior of the sleeve 2, four ejector rod mechanisms 22 which are identical in specification and distributed annularly at equal intervals are arranged on the connecting frame 21, each ejector rod mechanism 22 comprises a first pressing block 221 arranged on the inner wall of the sleeve 2, and a first support rod 222 is arranged on one side, far away from the center of the sleeve 2, of each first pressing block 221; one side of keeping away from sleeve 2 on the support 3 is equipped with hydraulic jack 31, hydraulic jack 31 stretches into support 3 inside and is equipped with columniform ejector pin 310, the one end that ejector pin 310 is close to sleeve 2 is equipped with "U" shape frame 311, "the left side of U" shape frame 311 is equipped with stretch-draw axle 32, the one end that just is close to sleeve 2 on stretch-draw axle 32's the lateral wall is equipped with two unidimensional stretch-draw rings 321, the one side of keeping away from stretch-draw axle 32 on two stretch-draw rings 321 is equipped with unidimensional second branch 3211 respectively, second branch 3211 stretches into and opens the inside and coaxial coupling of pull ring 321 and has second 321pressing block 2.

In this embodiment, be equipped with four the same apertures on the inside wall of link 21 and be annular equidistant distribution's screw hole 200, and screw hole 200 runs through link 21, and first branch 222 passes through screw hole 200 and link 21 threaded connection, and inside being when the steel membrane is located sleeve 2, the accessible is at the inside first branch 222 of constantly screwing up of screw hole 200, makes the first briquetting 221 of its front end carry out the centre gripping fixedly to the inside steel membrane 1 of sleeve 2 to stretch-draw operation is convenient for.

Besides, the connecting frame 21 is provided with four through holes 210 with the same aperture, the four through holes 210 are respectively located at four corners of the connecting frame 21, the space between the four through holes 210 is the same as the space between the four extension rods 300 on the bracket 3, when the connecting frame is used, the extension rods 300 can be inserted into the through holes 210, and are limited by the caps 301, so that the separation of the extension rods is avoided.

Further, the one end that is close to link 21 on the support 3 is equipped with four extension rod 300 of the same length, and the left end of extension rod 300 is equipped with detachable block 301, be equipped with the screw thread layer on the lateral wall of extension rod 300 left end and on the inside wall of block 301 respectively, and through screw thread layer threaded connection between extension rod 300 and the block 301, through the setting of block 301, can prescribe a limit to the position of extension rod 300, avoid it to drop from link 21.

Specifically, a protrusion 320 is arranged on one side of the tensioning shaft 32 close to the hydraulic jack 31, and the protrusion 320 is in insertion fit with a U-shaped frame 311 on the top rod 310 and is fixedly connected with the top rod through a bolt, so that the hydraulic jack 31 drives the tensioning shaft 32 at the rear end of the protrusion 320 to move back and forth.

It is worth noting that the tensioning ring 321 is provided with a threaded round hole, the second support rod 3211 is in threaded connection with the tensioning ring 321 through the round hole, when the steel bar on the steel film 1 is located inside the tensioning ring 321, the second support rod 3211 can be continuously screwed inside the threaded round hole, so that the second pressing block 3212 clamps and fixes the steel bar, and further facilitates tensioning operation.

It should be noted that the hydraulic jack 31 is conventional in the art, and is not described in detail in the present invention.

When the tensioning device for producing concrete electric poles with different diameters is used, the sleeve 2 is sleeved at one end of the steel membrane 1, the first support rod 222 is screwed up continuously in the threaded hole 200, so that the three first pressing blocks 221 in the connecting frame 21 clamp and fix the steel membrane 1, after the fixation is finished, the steel bar on the steel membrane 1 is aligned with the tensioning ring 321 to be positioned in the ring, the second support rod 3211 is screwed up continuously in the threaded hole, so that the second pressing block 3212 in the tensioning ring 321 clamps and fixes the steel bar, then the bulge 320 at the rear end of the tensioning shaft 32 is in inserting fit with the U-shaped frame 311, is fixedly connected through the bolt and the nut, the extension rod 300 on the support 3 extends into the through hole 210 and is connected with the through the screw thread of the cap 301 to prevent the falling off, and then the hydraulic jack 31 is connected with an external power supply and works, the top rod 310 on the hydraulic jack 31 drives the steel bar on the tensioning shaft 32 to perform tensioning operation, after the tensioning operation is completed, the hydraulic jack 31 is closed, the first support rod 222 and the second support rod 3211 are unscrewed, and the steel film 1 is taken out.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Tensioning equipment that can be used to different diameter concrete pole production, including steel membrane (1), its characterized in that: a detachable sleeve (2) is arranged at the right end of the steel film (1), and a support (3) is arranged on one side, away from the steel film (1), of the sleeve (2); a square connecting frame (21) is arranged on one side, close to the support (3), of the sleeve (2), the inner space of the connecting frame (21) is communicated with the interior of the sleeve (2), four ejector rod mechanisms (22) which are identical in specification and distributed in an annular equal-interval mode are arranged on the connecting frame (21), each ejector rod mechanism (22) comprises a first pressing block (221) arranged on the inner wall of the sleeve (2), and a first supporting rod (222) is arranged on one side, far away from the center of the sleeve (2), of each first pressing block (221); keep away from one side of sleeve (2) on support (3) and be equipped with hydraulic jack (31), hydraulic jack (31) stretch into support (3) inside and be equipped with columniform ejector pin (310), the one end that ejector pin (310) are close to sleeve (2) is equipped with "U" shape frame (311), the left side of "U" shape frame (311) is equipped with stretch-draw axle (32), the one end that just is close to sleeve (2) on the lateral wall of stretch-draw axle (32) is equipped with two unidimensional stretch-draw rings (321), two one side of keeping away from stretch-draw axle (32) on stretch-draw ring (321) is equipped with unidimensional second branch (3211) respectively, second branch (3211) stretch into stretch-draw ring (321) inside and coaxial coupling have second briquetting (3212).

2. A tensioning device usable in the production of concrete poles of different diameters according to claim 1, characterized in that: be equipped with four the same apertures and be annular equidistant distribution's screw hole (200) on the inside wall of link (21), just screw hole (200) run through link (21), first branch (222) are through screw hole (200) and link (21) threaded connection.

3. A tensioning device usable in the production of concrete poles of different diameters according to claim 1, characterized in that: the connecting frame (21) is provided with four through holes (210) with the same aperture, and the four through holes (210) are respectively positioned at four corners of the connecting frame (21).

4. A tensioning device usable in the production of concrete poles of different diameters according to claim 1, characterized in that: one end that is close to link (21) on support (3) is equipped with extension rod (300) of four the same length, just the left end of extension rod (300) is equipped with detachable block (301), be equipped with the screw thread layer on the lateral wall of extension rod (300) left end and on the inside wall of block (301) respectively, just through screw thread layer threaded connection between extension rod (300) and block (301).

5. A tensioning device usable in the production of concrete poles of different diameters according to claim 1, characterized in that: one side of the tensioning shaft (32) close to the hydraulic jack (31) is provided with a protrusion (320), and the protrusion (320) is in inserted fit with a U-shaped frame (311) on the ejector rod (310) and is fixedly connected with the ejector rod through a bolt.

6. A tensioning device usable in the production of concrete poles of different diameters according to claim 1, characterized in that: the opening pull ring (321) is provided with a threaded round hole, and the second support rod (3211) is in threaded connection with the opening pull ring (321) through the round hole.