CN218405404U - PHC tubular pile connection structure - Google Patents

Abstract

The utility model relates to a prestressed pipe pile connection structure's technical field, connect comparatively difficult problem to traditional PHC tubular pile, a PHC tubular pile connection structure is proposed, include by supreme coaxial first PHC tubular pile and second PHC tubular pile in proper order down, the equal coaxial intercommunication of one end that first PHC tubular pile and second PHC tubular pile are close to each other has the joint, the annular groove has all been seted up to the joint periphery, even vertical a plurality of screw rods that are provided with between the adjacent joint, the screw rod both ends are equallyd divide do not run through adjacent joint and stretch into to the annular groove of adjacent joint in, the equal threaded connection in screw rod both ends has lock nut, the lock nut at screw rod both ends supports tightly with the cell wall of the annular groove of adjacent joint respectively, the relative one side of adjacent joint all covers has the rubber layer, still be provided with seal assembly between the adjacent joint. This application has the effect that makes the PHC tubular pile connect simpler.

Description

PHC tubular pile connection structure

Technical Field

The application relates to the technical field of prestressed pipe pile connecting structures, in particular to a prestressed pipe pile.

Background

The PHC tubular pile is one of prestressed tubular piles, and is generally connected and driven into the ground in sequence during construction, then concrete is injected into the PHC tubular pile, and the PHC tubular pile is utilized to timely transmit the load of an upper building to a soil layer with higher underground bearing capacity in the later period.

In the correlation technique, PHC tubular pile both ends all are provided with the joint, and adjacent PHC tubular pile connected mode mainly is manual welding, need make adjacent tubular pile axis coincidence earlier during the construction, carry out symmetry spot welding to the joint of adjacent tubular pile after that, carry out full weld again, wait to carry out pile sinking after the welding seam natural cooling of adjacent joint again.

With respect to the above-described related art, the inventors consider that the following drawbacks exist: when carrying out the connection of PHC tubular pile at present, need earlier carry out spot welding to adjacent tubular pile joint and then carry out full weld, still need wait for the welding seam cooling after the welding is accomplished and just can carry out pile sinking, lead to the connection of adjacent tubular pile comparatively inconvenient, consequently, have the improvement space.

SUMMERY OF THE UTILITY MODEL

In order to improve the connection of adjacent PHC tubular pile more simple and convenient, this application provides prestressing force tubular pile.

The application provides a PHC tubular pile connection structure adopts following technical scheme:

a PHC tubular pile connecting structure comprises a first PHC tubular pile and a second PHC tubular pile which are coaxially arranged, wherein the first PHC tubular pile is positioned below the second PHC tubular pile; first PHC tubular pile and the equal coaxial intercommunication of one end that second PHC tubular pile is close to each other have the joint, it all has seted up the annular groove to connect the periphery, and is adjacent even vertically be provided with a plurality of screw rods between the joint, the screw rod both ends are equallyd divide and are do not run through adjacent joint and stretch into to the adjacent annular groove that connects in, the equal threaded connection in screw rod both ends has lock nut, lock nut all supports tightly with the side channel wall of annular groove, and is adjacent it all is provided with the rubber layer, and is adjacent to connect relative one side still be provided with seal assembly between the joint.

By adopting the technical scheme, the two ends of the screw rod respectively extend into the annular grooves of the adjacent joints, and the locking nuts at the two ends of the screw rod are uniformly abutted against the side groove walls of the annular grooves, so that the connection of the adjacent joints is realized, and further, the connection of the first PHC tubular pile and the second PHC tubular pile is realized; through setting up rubber layer and seal assembly, be favorable to promoting the leakproofness of adjacent joint connection department, when being favorable to reducing follow-up toward the slip casting in the PHC tubular pile, the condition that the junction of adjacent tubular pile oozes is followed to the concrete.

Preferably, the sealing assembly comprises an annular sealing plate horizontally arranged between adjacent joints, one side of each adjacent joint close to each other is coaxially provided with an annular limiting groove, and the upper end and the lower end of the annular sealing plate are respectively embedded into the annular limiting grooves of the adjacent joints.

By adopting the technical scheme, the upper end and the lower end of the annular sealing plate are respectively embedded into the annular grooves of the adjacent joints, and the annular sealing plate is used for plugging the gap between the adjacent joints, so that the sealing performance of the adjacent joints is improved; and simultaneously, the bending resistance of the joint of the adjacent joints is improved.

Preferably, still including coaxial support ring of cup jointing on first PHC tubular pile of dismantling, the vertical a plurality of gag lever posts that are provided with of support ring upper surface, it is a plurality of the gag lever post encircles the axis evenly distributed of first PHC tubular pile, the gag lever post all with the periphery wall butt of first PHC tubular pile and second PHC tubular pile.

Through adopting above-mentioned technical scheme, penetrate the second PHC tubular pile between a plurality of gag lever posts, alright order about both axis coincidences of second PHC tubular pile and first PHC tubular pile, when connecting adjacent joint simultaneously, utilize a plurality of gag lever posts and even second PHC tubular pile butt, and then restriction second PHC tubular pile takes place the displacement, when being favorable to reducing the joint of connecting first PHC tubular pile and second PHC tubular pile, the skew takes place to lead to the unable coincidence of both axes of adjacent joint for the second PHC tubular pile takes place the skew, make the connection of adjacent joint more simple and convenient.

Preferably, it is adjacent the joint still coaxial cover be equipped with sealing hose, sealing hose wraps up adjacent joint, sealing hose both ends are all through the wire rope ligature on adjacent joint.

Through adopting above-mentioned technical scheme, utilize sealing hose parcel adjacent joint, and then the clearance between the sealed adjacent joint, reduce the condition that the rubber layer between the adjacent joint of contact such as outside air and grit leads to the rubber layer to damage for the rubber layer is not fragile between the adjacent joint.

Preferably, a plurality of rib plates are uniformly arranged in the annular groove, and the peripheral sides of the rib plates are fixedly connected with the groove wall of the annular groove.

Through adopting above-mentioned technical scheme, through the setting of annular floor, be favorable to strengthening the bulk strength and the bending resistance ability of joint through the floor, and then be favorable to further promoting the bulk strength of first PHC tubular pile and second PHC tubular pile junction.

Preferably, the joint is provided with an annular clamping groove corresponding to the steel wire rope, and the steel wire rope is embedded into the annular clamping groove.

Through adopting above-mentioned technical scheme, through wire rope embedding to the annular joint inslot that corresponds for wire rope is difficult for producing the displacement, and the wire rope of being convenient for can cramp sealing hose on connecting better, simultaneously, makes wire rope be difficult for outstanding joint periphery, reduces wire rope's wearing and tearing.

Preferably, the gag lever post top upwards extends towards the direction slope of keeping away from the second PHC tubular pile, gag lever post top end still rotates and is connected with the gyro wheel, the axis of rotation direction of gyro wheel sets up with the axis direction of support ring is perpendicular.

Through adopting above-mentioned technical scheme, keep away from second PHC tubular pile axis slope through the gag lever post top and upwards extend, the second PHC tubular pile of being convenient for inserts to between a plurality of gag lever posts, through setting up the gyro wheel, is favorable to reducing the frictional force of second PHC tubular pile and gag lever post top tip.

Preferably, the support ring is formed by the semicircle ring concatenation that two sets of symmetries set up, and is two sets of the semicircle ring both ends all are provided with the otic placode, and are two sets of the otic placode one-to-one of the relative one end of semicircle ring corresponds, corresponds through the vice connection of bolt and nut between the otic placode.

Through adopting above-mentioned technical scheme, after the adjacent articulate is accomplished, demolish bolt and nut pair on the adjacent otic placode that corresponds, alright decompose the support ring into two sets of semicircle rings, realize that the support ring is demolishd from first PHC tubular pile, the turnover of the support ring of being convenient for is used.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the vertical bolt that is provided with of adjacent joint, the bolt both ends stretch into respectively to the annular groove of adjacent joint in, the bolt both ends respectively threaded connection have lock nut and the lock nut at bolt both ends to support tightly with the cell wall of the annular groove of adjacent joint respectively, and then realize the connection of adjacent joint for the connection of PHC tubular pile is simple and convenient more.

2. Through the annular seal plate about both ends imbed respectively to the annular groove of adjacent joint in, utilize the clearance of the adjacent joint of annular seal plate shutoff department, be favorable to promoting the leakproofness of adjacent joint department.

Drawings

Fig. 1 is a schematic view of the internal structure of an embodiment of the present application.

Fig. 2 is a schematic structural diagram of the support ring in use according to the embodiment of the present application.

Description of reference numerals:

1. a first PHC tubular pile; 2. a second PHC tubular pile; 3. a joint; 31. an annular groove; 32. a rubber layer; 33. an annular clamping groove; 34. a rib plate; 35. an annular seal plate; 36. an annular limiting groove; 4. a screw; 41. locking the nut; 5. sealing the hose; 51. a wire rope; 6. a support ring; 61. a semicircular ring; 611. an ear plate; 62. a limiting rod; 63. and (4) a roller.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses PHC tubular pile connection structure, refer to fig. 1 and fig. 2, first PHC tubular pile 1 and second PHC tubular pile 2 including coaxial setting, first PHC tubular pile 1 is located second PHC tubular pile 2 below, the equal coaxial coupling of one end that first PHC tubular pile 1 and second PHC tubular pile 2 are close to each other has joint 3, annular groove 31 has all been seted up to joint 3's periphery, it is still vertical between the adjacent joint 3 to be provided with a plurality of screws 4, a plurality of bolts encircle the axis evenly distributed of joint 3, a plurality of screws 4 both ends run through adjacent joint 3 respectively and stretch into to the annular groove 31 of adjacent joint 3 in, the equal threaded connection in screw 4 both ends has lock nut 41, the lock nut 41 at screw 4 both ends supports tightly with the side slot wall of the annular groove 31 of adjacent joint 3 respectively, realize the connection of adjacent joint 3.

Referring to fig. 1 and 2, the joint 3 is provided with a plurality of through holes corresponding to the plurality of screws 4 for the screws 4 to penetrate through, and the width of the annular groove 31 is greater than the length of the screws 4, so that the screws 4 can penetrate into another annular groove 31 from one annular groove 31. A plurality of rib plates 34 are arranged in the annular groove 31, the plurality of rib plates 34 are uniformly distributed around the axial direction of the joint 3, two opposite sides of each rib plate 34 are fixedly connected with the groove walls of the opposite sides of the annular groove 31 respectively, and the arrangement of the rib plates 34 is favorable for improving the overall strength and the bending resistance of the joint 3.

Referring to fig. 1 and 2, rubber layers 32 are fixedly connected to the sides of adjacent joints 3 close to each other, and the gaps between the adjacent joints 3 are sealed by the rubber layers 32. Adjacent joint 3 one side that is close to each other still is provided with seal assembly, seal assembly includes annular seal plate 35, annular seal plate 35 axis sets up with the axis coincidence that connects 3, annular spacing groove 36 has all been seted up to adjacent joint 3 one side that is close to each other, both ends are embedded into respectively to the annular spacing groove 36 of adjacent joint 3 about annular seal plate 35, realize annular seal plate 35's spacing fixed, through setting up annular seal plate 35, on the one hand, through the gap between the adjacent joint 3 of annular seal plate 35 shutoff, on the other hand, still be favorable to improving adjacent joint 3's bulk strength and bending resistance.

Referring to fig. 1 and 2, the edges of the upper and lower ends of the annular sealing plate 35 are chamfered, so that the upper and lower ends of the annular sealing plate 35 can be better embedded into the corresponding annular limiting grooves 36.

Referring to fig. 1 and 2, the two adjacent joints 3 are further coaxially sleeved with the sealing hose 5, the sealing hose 5 wraps the two adjacent component joints 3, the sealing hose 5 is used for sealing the gap between the two adjacent joints 3, the condition that the rubber layer 32 is damaged due to the fact that the external air and sand are in contact with the rubber layer 32 through the gap between the two adjacent joints 3 is reduced, and the rubber layer 32 is made to be more durable. The two ends of the sealing hose 5 are respectively hooped at the two adjacent joints 3 through the steel wire ropes 51, so that the sealing hose 5 is fixed, and the sealing hose 5 is simpler and more convenient to install. Annular joint groove 33 has all been seted up to adjacent joint 3's periphery, and the wire rope 51 at sealing hose 5 both ends is embedded into respectively to adjacent two ring joint inslot 33 that connect 3, through above setting, has restricted wire rope 51 and has slided on connecting 3, is favorable to wire rope 51 to cramp sealing hose 5 on connecting 3 better.

Referring to fig. 1 and 2, the top end of a first PHC tubular pile 1 is also coaxially sleeved with a support ring 6, the support ring 6 is detachably connected to the first PHC tubular pile 1, four sets of limiting rods 62 are vertically arranged on the upper surface of the support ring 6, the four sets of limiting rods 62 are uniformly distributed around the axis of the support ring 6, the peripheries of the four sets of limiting rods 62 are abutted to the peripheries of the first PHC tubular pile 1 and a second PHC tubular pile 2, and through the arrangement, when the first PHC tubular pile 1 is connected to the second PHC tubular pile 2, the second PHC tubular pile 2 is moved, so that the second PHC tubular pile 2 is inserted between the four sets of limiting rods 62, and the axis coincidence of the second PHC tubular pile 2 and the first PHC tubular pile 1 can be realized; when connecting adjacent joint 3 simultaneously, still can restrict second PHC tubular pile 2 and take place the skew for the axis that first PHC tubular pile 1 and two joints 3 of second PHC tubular pile 2 can coincide all the time, is convenient for connect 3 between first PHC tubular pile 1 and two joints of second PHC tubular pile 2.

Referring to fig. 1 and 2, the top end of the limiting rod 62 extends outwards towards the position far away from the second PHC tubular pile 2, one end of the limiting rod 62 far away from the support ring 6 is rotatably connected with a roller 63, the rotation axis of the roller 63 is perpendicular to the axis of the support ring 6, and the roller 63 is arranged, so that friction between the limiting rod 62 and the second PHC tubular pile 2 is reduced, and the second PHC tubular pile 2 can better slide into the space between the four sets of limiting rods 62.

Referring to fig. 1 and 2, the support ring 6 is formed by two symmetrically arranged semicircular rings 61 in a surrounding and splicing manner, two ends of each semicircular ring 61 are fixedly connected with the ear plates 611, the ear plates 611 are located at the periphery of the semicircular rings 61, the ear plates 611 at the opposite ends of the two semicircular rings 61 correspond to each other one by one, the corresponding ear plates 611 are connected through bolt and nut pairs, and through the arrangement, after the connection of the first PHC tubular pile 1 and the joint 3 of the second PHC tubular pile 2 is completed. Demolish the bolt and nut pair between the corresponding otic placode 611, separate into two sets of semicircle rings 61 with support ring 6, realize that support ring 6 can dismantle and connect in first PHC tubular pile 1 for support ring 6 can have enough to meet the need the use, is favorable to practicing thrift the cost.

The implementation principle of the embodiment of the application is as follows: when the first PHC tubular pile 1 and the second PHC tubular pile 2 are connected, the sealing hose 5 is sleeved on the periphery of the bottom section of the second PHC tubular pile 2. Moving the annular sealing plate 35 to enable the bottom end of the annular sealing plate 35 to be embedded into the annular limiting groove 36 on the joint 3 of the first PHC tubular pile 1; the support ring 6 is sleeved and fixed at the top end of the first PHC tubular pile 1, the second PHC tubular pile 2 is moved, the second PHC tubular pile 2 is inserted between the four groups of limiting rods 62, the joint 3 of the second PHC tubular pile 2 is abutted against the joint 3 of the first PHC tubular pile 1, and the second PHC tubular pile 2 is rotated to enable the through holes on the adjacent joints 3 to be opposite one to one.

And moving the screw rods 4, enabling the screw rods 4 to sequentially penetrate through the through holes in the two groups of joints 3, enabling two ends of each screw rod 4 to respectively extend out of the annular grooves 31 of the adjacent joints 3, respectively screwing the two groups of locking nuts 41 into two ends of each screw rod 4, enabling the two groups of locking nuts 41 to respectively abut against the side groove walls on the annular grooves 31 of the adjacent joints 3, and repeating the operation until all the screw rods 4 are installed.

And (3) detaching the support ring 6, sliding the sealing hose 5 to enable the sealing hose 5 to wrap the adjacent joint 3, and respectively hooping the two ends of the sealing hose 5 in the annular clamping grooves 33 of the adjacent joints 3 through the steel wire rope 51. And then accomplish being connected of first PHC tubular pile 1 and second PHC tubular pile 2 for the installation of first PHC tubular pile 1 and second PHC tubular pile 2 is more simple and convenient.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. A PHC tubular pile connecting structure comprises a first PHC tubular pile (1) and a second PHC tubular pile (2) which are coaxially arranged, wherein the first PHC tubular pile (1) is positioned below the second PHC tubular pile (2); first PHC tubular pile (1) and second PHC tubular pile (2) are close to each other one end equal coaxial intercommunication has joint (3), its characterized in that: connect (3) periphery and all seted up annular groove (31), adjacent even vertical a plurality of screw rods (4) that are provided with between joint (3), screw rod (4) both ends are equallyd divide and are do not run through adjacent joint (3) and stretch into in annular groove (31) to adjacent joint (3), the equal threaded connection in screw rod (4) both ends has lock nut (41), lock nut (41) all support tightly with the side groove wall of annular groove (31), and are adjacent one side that connects (3) relatively all is provided with rubber layer (32), and is adjacent still be provided with seal assembly between joint (3).

2. The PHC pile connection structure according to claim 1, wherein: the sealing assembly comprises an annular sealing plate (35) horizontally arranged between adjacent joints (3), wherein one side of each adjacent joint (3) is coaxially provided with an annular limiting groove (36), and the upper end and the lower end of the annular sealing plate (35) are embedded into the annular limiting grooves (36) of the adjacent joints (3) respectively.

3. The PHC pile connection structure according to claim 2, wherein: still including coaxial support ring (6) of cup jointing on first PHC tubular pile (1) of dismantling, support ring (6) upper surface is vertical to be provided with a plurality of gag lever posts (62), and is a plurality of gag lever post (62) encircle the axis evenly distributed of first PHC tubular pile (1), gag lever post (62) all with the periphery wall butt of first PHC tubular pile (1) and second PHC tubular pile (2).

4. The PHC pile connection structure according to claim 2, wherein: adjacent joint (3) are still coaxial to be equipped with sealing hose (5), sealing hose (5) parcel adjacent joint (3), sealing hose (5) both ends are all through wire rope (51) ligature on adjacent joint (3).

5. The PHC tubular pile connecting structure according to claim 4, characterized in that: a plurality of rib plates (34) are uniformly arranged in the annular groove (31), and the outer peripheral sides of the rib plates (34) are fixedly connected with the groove wall of the annular groove (31).

6. The PHC tubular pile connecting structure according to claim 4, characterized in that: the joint (3) is provided with an annular clamping groove (33) corresponding to the steel wire rope, and the steel wire rope (51) is embedded into the annular clamping groove (33).

7. The PHC tubular pile connecting structure according to claim 3, characterized in that: gag lever post (62) top orientation upwards extends towards the direction slope of keeping away from second PHC tubular pile (2), gag lever post (62) top tip still rotates and is connected with gyro wheel (63), the axis of rotation direction of gyro wheel (63) sets up with the axis direction of support ring (6) is perpendicular.

8. The PHC pile connection structure according to claim 7, wherein: support ring (6) are formed by semicircle ring (61) concatenation that two sets of symmetries set up, and are two sets of semicircle ring (61) both ends all are provided with otic placode (611), two sets of otic placode (611) one-to-one of the relative one end of semicircle ring (61) corresponds through bolt and nut pair connection between otic placode (611).

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