CN219451278U - Pile foundation reinforcement cage sleeve bolting anti-deviation tight butt-joint type mechanical connecting device - Google Patents

Abstract

The utility model discloses a pile foundation reinforcement cage sleeve bolting anti-offset tight butt joint type mechanical connecting device which comprises a reinforcement cage main reinforcement body, wherein a sleeve is sleeved outside a connecting end of the reinforcement cage main reinforcement body, two groups of positioning blocks are symmetrically arranged in the middle of the inside of the sleeve, compression rods are fixed on two sides of the back of the positioning blocks, movable grooves are formed in positions, corresponding to the compression rods, on the inner wall of the sleeve, of the two sides of the back of the positioning blocks, damping blocks are fixed on the outer ends of the compression rods, the edges of the damping blocks are connected with the inner wall of the movable grooves in a sliding mode, and bolts are inserted into the two sides of the sleeve through threaded structures. The pile foundation reinforcement cage sleeve bolting anti-deviation tight butt joint type mechanical connecting device can enable the reinforcement cage main reinforcement to be more firmly and tightly butt-jointed, avoid the situation that deviation occurs at the reinforcement cage section and improve the quality of reinforcement cage butt joint.

Description

Pile foundation reinforcement cage sleeve bolting anti-deviation tight butt-joint type mechanical connecting device

Technical Field

The utility model relates to the technical field of pile foundation construction, in particular to a pile foundation reinforcement cage sleeve bolting anti-deviation tight butt-joint type mechanical connecting device.

Background

The reinforcement cage mainly plays a role in the same way as the stress of the longitudinal reinforcement of the column, mainly plays a role in tensile strength, and the compressive strength of concrete is high but the tensile strength is very low. The pile body concrete is restrained, so that the pile body concrete can bear certain axial tension. When bridge and culvert or high-rise building are constructed, the foundation may be required to be piled according to the requirement, the method is to use a machine to punch holes and water mill to drill holes, the hole depth reaches the design requirement, then the reinforcement cage is lowered into the pile hole, and then the guide pipe is inserted to perform concrete pouring.

At present in the overlength stake work progress of bridge, need make multiunit pile foundation steel reinforcement cage assemble usually, the steel reinforcement cage need dock main muscle department when the equipment, and the butt joint mode that prior art adopted is comparatively simple, and the steadiness is lower, causes steel reinforcement cage section department connection very easily like this not closely enough, has the condition of off normal to make steel reinforcement cage butt joint appear quality problem easily.

Disclosure of Invention

The utility model aims to provide a bolting anti-offset tight butt-joint type mechanical connecting device for pile foundation reinforcement cage sleeves, which is used for solving the problems that the butt-joint mode of the main reinforcement is simpler and lower in stability when the pile foundation reinforcement cage is assembled, so that the connection of reinforcement cage sections is not tight enough and the deviation exists easily.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a pile foundation steel reinforcement cage sleeve pipe bolt prevents shifting closely dock formula mechanical connection device, includes steel reinforcement cage owner muscle body, the outside cover of link of steel reinforcement cage owner muscle body is equipped with the sleeve pipe, the inside middle symmetry of sleeve pipe is equipped with two sets of locating pieces, the both sides at locating piece back all are fixed with the depression bar, just with the corresponding position of depression bar on the sheathed tube inner wall be equipped with the movable groove, the outer end of depression bar all stretches into the inside in movable groove and is fixed with the damping piece, the border and the inner wall sliding connection in movable groove of damping piece, and the sheathed tube both sides all have the bolt through the helicitic texture interlude.

Preferably, a spring is sleeved at one end of the compression bar, which is positioned outside the movable groove, and two ends of the spring are respectively connected with the inner wall of the sleeve and the back side of the positioning block.

Preferably, a rubber ring is arranged at the joint of the sleeve and the pressing rod, and the inner wall of the rubber ring is in sliding connection with the outer wall of the pressing rod.

Preferably, the sleeve is provided with reinforcing sleeves on two sides, the inner walls of the upper end and the lower end of the reinforcing sleeves are provided with arc-shaped notches, the arc-shaped notches of the inner walls of the upper end and the lower end of the reinforcing sleeves are provided with elastic blocks, and clamping pieces are fixed on the inner walls of the elastic blocks.

Preferably, a rubber pad is fixedly adhered to the inner wall of the positioning block, and a plurality of tooth openings are formed in the surface of the rubber pad on the inner wall of the positioning block.

Preferably, an opening is arranged in the middle of the front end of the sleeve, and the length of the opening of the front end of the sleeve is larger than the distance between the two groups of positioning blocks.

Compared with the prior art, the utility model has the beneficial effects that: the pile foundation reinforcement cage sleeve bolting anti-deviation tight butt joint type mechanical connecting device can enable the reinforcement cage main reinforcement to be more firmly and tightly butt-jointed, avoid the situation that deviation occurs at the reinforcement cage section and improve the quality of reinforcement cage butt joint. The sleeve is sleeved outside the connecting end of the main reinforcement body of the steel reinforcement cage, and two groups of positioning blocks arranged inside the sleeve can clamp and fix the outer wall of the main reinforcement body of the steel reinforcement cage under multiple elastic acting forces so as to play a role in positioning, and meanwhile, the positions of the two sides of the connecting end of the main reinforcement body of the steel reinforcement cage are fixed by propping and pressing the bolts, so that the stability and the compactness of the main reinforcement body of the steel reinforcement cage during butt joint can be effectively improved.

Drawings

FIG. 1 is a schematic view of a pile foundation reinforcement cage sleeve bolting anti-migration tight-butt mechanical connection device according to the present utility model;

FIG. 2 is a schematic structural view of a pile foundation reinforcement cage sleeve bolting anti-migration tight-butt mechanical connection device according to the present utility model;

FIG. 3 is a schematic structural view of a pile foundation reinforcement cage sleeve bolting anti-migration tight-butt mechanical connection device according to the present utility model;

fig. 4 is a schematic structural view of a pile foundation reinforcement cage sleeve bolting anti-offset tight-butt mechanical connection device according to the present utility model;

fig. 5 is a schematic structural view of a pile foundation reinforcement cage sleeve bolting anti-offset tight-butt mechanical connection device according to the present utility model.

In the figure: 1. a main reinforcement body of the reinforcement cage; 2. a sleeve; 3. a positioning block; 4. a bolt; 5. reinforcing the sleeve; 6. an elastic block; 7. a clamping piece; 8. a compression bar; 9. a movable groove; 10. a damping block; 11. a spring; 12. a rubber ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a pile foundation reinforcement cage sleeve pipe bolt prevents skew closely dock formula mechanical connection device, including reinforcement cage owner muscle body 1, the outer cover of link of reinforcement cage owner muscle body 1 is equipped with sleeve pipe 2, the inside middle symmetry of sleeve pipe 2 is equipped with two sets of locating pieces 3, locating piece 3 are each set up two and be the upper and lower symmetric distribution, the both sides at locating piece 3 back are welded fastening has depression bar 8, and the position corresponding to depression bar 8 on the inner wall of sleeve pipe 2 is equipped with movable groove 9, the outer end of depression bar 8 all stretches into the inside of movable groove 9 and is fixed with damping piece 10, the border and the inner wall sliding connection of movable groove 9 of damping piece 10, and the both sides of sleeve pipe 2 all have bolt 4 through the helicitic texture interlude, this structure accessible establishes sleeve pipe 2 cover in the outside of butt joint department when reinforcement cage owner muscle body 1 is butt joint each other, and when the connecting end of the main reinforcement body 1 of the reinforcement cage is inserted in the sleeve 2, the inner wall of each group of positioning blocks 3 can be extruded, the compression bar 8 can be driven to extend into the movable groove 9 after the positioning blocks 3 are stressed, so that the damping block 10 slides, after the main reinforcement body 1 of the reinforcement cage is mutually butted, the positioning blocks 3 can be clamped on the outer wall of the connecting end of the main reinforcement body 1 of the reinforcement cage through shrinkage to position, and meanwhile, the bolts 4 are used for propping and fixing the positions at the two sides of the connecting end of the main reinforcement body 1 of the reinforcement cage, so that the sleeve 2 can improve the stability and tightness of the main reinforcement body 1 of the reinforcement cage when the reinforcement cage is butted, the situation of deflection at the sections of the reinforcement cage is avoided, the butting quality of the reinforcement cage is further effectively improved, the spring 11 is sleeved at one end of the compression bar 8 outside the movable groove 9, the two ends of the spring 11 are respectively connected with the inner wall of the sleeve 2 and the back side of the positioning blocks 3, the depression bar 8 of this structure can drive spring 11 simultaneously and produce the effort when the activity to the elastic force that reinforcing sleeve 3 received, thereby make the centre gripping that locating piece 3 can be more firm on the link outer wall of steel reinforcement cage owner muscle body 1, sleeve pipe 2 and the junction of depression bar 8 are equipped with rubber circle 12, and the inner wall of rubber circle 12 constitutes sliding connection with the outer wall of depression bar 8, the rubber circle 12 of this structure can strengthen the frictional force when contacting with depression bar 8, stability when the activity with improvement depression bar 8, sleeve pipe 2's both sides all are equipped with reinforcement sleeve 5, reinforcement sleeve 5 constitutes integral type structure with sleeve pipe 2, and the arc notch bonding that reinforcing sleeve 5 upper and lower both ends inner wall has all been seted up, and the bonding of reinforcement sleeve 5 upper and lower both ends inner wall is fixed with elastomeric block 6 on the inner wall of elastomeric block 6 is fixed with centre gripping piece 7, the shrinkage of this structure can produce the shrink of a certain range under elastomeric block 6, with this plays the effect of reinforcing sleeve 5 and the junction of steel reinforcement cage owner muscle body 1, with the sleeve pipe 2 cover is established at the stability of the connecting end of cage owner muscle body 1 when the activity, sleeve pipe 2 cover is equipped with the inner wall 3 of the inner wall of two ends of opening of steel reinforcement cage main muscle body, the opening gap between the side of the rubber pad 1 can be avoided, the inner wall 3 is directly connected with the opening in the inner wall of the sleeve pipe 2 of this main muscle body, the front end of the rubber pad is opened, the front end of the rubber pad is convenient, the front of the lining is connected with the sleeve 1 is avoided, the front of the opening of the end of the sleeve pipe between the main joint of the sleeve body is 3.

Working principle: when using this pile foundation reinforcement cage sleeve pipe bolt anti-migration closely dock mechanical connection device, firstly when needs are to dock each other to reinforcement cage main muscle body 1, first with the link interlude of two reinforcement cage main muscle bodies 1 respectively in the inside of sleeve pipe 2, the in-process that the link of reinforcement cage main muscle body 1 was interlude can get into the inside of reinforcement sleeve 5 earlier and extrude centre gripping piece 7, can shrink under the elastic action of elastomeric block 6 after the centre gripping piece 7 atress, then the link of reinforcement cage main muscle body 1 continues to stretch into to the inside of sleeve pipe 2, when the link of reinforcement cage main muscle body 1 contacts the inner wall on locating piece 3, can drive depression bar 8 after the power and stretch into the inside of movable groove 9 and move, synchronous drive damping piece 10 produces the slip on the inner wall of movable groove 9 when depression bar 8 moves, and also can drive spring 11 and produce effort when the activity, until the link of reinforcement cage main muscle body 1 is mutually dock after completion, 3 can be through shrink centre gripping on the link outer wall of locating piece main muscle body 1, finally can not be fixed in the side of the support sleeve pipe 2 when the main muscle body is located at the main muscle body 1 is located to the main muscle 1, can not be in the firm condition of the side of the connection of the support sleeve 1 when the main muscle 1 is realized to the main muscle body is located to the side 1 is fixed at the side when the side of the main muscle 1 is located to the side of the main muscle 1 is more convenient.

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 (6)

1. The utility model provides a pile foundation steel reinforcement cage sleeve pipe bolt prevents skew closely dock formula mechanical connection device, includes steel reinforcement cage main muscle body (1), its characterized in that: the steel reinforcement cage main muscle body (1) is equipped with sleeve pipe (2) in the outer cover of link, the inside centre symmetry of sleeve pipe (2) is equipped with two sets of locating pieces (3), the both sides at locating piece (3) back all are fixed with depression bar (8), just be equipped with movable groove (9) with the corresponding position of depression bar (8) on the inner wall of sleeve pipe (2), the inside of movable groove (9) is all stretched into to the outer end of depression bar (8) and is fixed with damping piece (10), the border of damping piece (10) and the inner wall sliding connection of movable groove (9), and the both sides of sleeve pipe (2) all are threaded through screw structure and are alternated there is bolt (4).

2. The pile foundation reinforcement cage sleeve bolting anti-migration tight-butt mechanical connection device according to claim 1, wherein: a spring (11) is sleeved at one end of the compression bar (8) positioned outside the movable groove (9), and two ends of the spring (11) are respectively connected with the inner wall of the sleeve (2) and the back side of the positioning block (3).

3. The pile foundation reinforcement cage sleeve bolting anti-migration tight-butt mechanical connection device according to claim 1, wherein: the connecting part of the sleeve (2) and the compression bar (8) is provided with a rubber ring (12), and the inner wall of the rubber ring (12) is in sliding connection with the outer wall of the compression bar (8).

4. The pile foundation reinforcement cage sleeve bolting anti-migration tight-butt mechanical connection device according to claim 1, wherein: the two sides of the sleeve (2) are respectively provided with a reinforcing sleeve (5), the inner walls at the upper end and the lower end of the reinforcing sleeve (5) are respectively provided with an arc-shaped notch, the arc-shaped notches at the inner walls at the upper end and the lower end of the reinforcing sleeve (5) are respectively provided with an elastic block (6), and the inner walls of the elastic blocks (6) are fixedly provided with clamping pieces (7).

5. The pile foundation reinforcement cage sleeve bolting anti-migration tight-butt mechanical connection device according to claim 1, wherein: a rubber pad is fixedly adhered to the inner wall of the positioning block (3), and a plurality of tooth openings are formed in the surface of the rubber pad on the inner wall of the positioning block (3).

6. The pile foundation reinforcement cage sleeve bolting anti-migration tight-butt mechanical connection device according to claim 1, wherein: an opening is formed in the middle of the front end of the sleeve (2), and the length of the opening at the front end of the sleeve (2) is larger than the distance between the two groups of positioning blocks (3).