CN219671318U - Triaxial cement stirring device for soft foundation pavement - Google Patents

Abstract

The utility model relates to the field of cement stirring, and discloses a triaxial cement stirring device for a soft foundation pavement, which comprises a tractor and a pile frame hinged on the tractor, wherein a power head is arranged on the pile frame, a rotating rod is arranged below the power head, one side of the tractor is provided with three supporting frames for supporting the rotating rod, each supporting frame comprises three sleeves and two groups of telescopic brackets connected with adjacent sleeves, a supporting frame is arranged in the middle of each telescopic bracket, an adjusting plate is arranged on each supporting frame, positioning holes are formed in the adjusting plate, and a detachable fixing frame is arranged outside each sleeve at two sides. According to the utility model, the supporting frame consisting of the three sleeves and the telescopic support is arranged, so that the distance between the stirring piles can be conveniently adjusted to adapt to pile distance change at the corner, and meanwhile, the formed section bars on the stirring piles can be fixed through the auxiliary support on the sleeves, thereby preventing the adjacent stirring piles from collapsing during construction.

Description

Triaxial cement stirring device for soft foundation pavement

Technical Field

The utility model relates to the field of cement stirring, in particular to a triaxial cement stirring device for a soft foundation pavement.

Background

The triaxial stirring pile is one of long spiral piles, three spiral drilling holes are arranged on a pile machine, three spiral drilling holes are simultaneously used for downward construction during use, cement is injected at the same time, and the three spiral drilling holes are fully stirred, so that the cement and soil are subjected to a series of physical and chemical reactions, and the soil is hardened, and the triaxial stirring pile is generally used for underground diaphragm walls with soft foundation soil. The triaxial mixing pile is mainly used in two ways, one is that the section steel is not inserted in the mixing process, and the continuous wall is only used as water stop; the other is to insert the section steel into the stirring pile, so that the stirring pile can stop water, can be used as a soil wall, and is suitable for a foundation pit with shallow digging depth. And need insert the stirring stake of shaped steel after the shaped steel inserts, the stirring stake of adjacent station when being under construction, is liable to cause the influence to the stirring stake that has been under construction accomplished, if the circumstances that cement flows appears, then can cause the displacement of shaped steel to influence the structural strength change of continuous wall, consequently need guarantee the stability of shaped steel when stirring stake processing.

Disclosure of Invention

The utility model aims to provide a triaxial cement stirring device for a soft foundation pavement, which is provided with an auxiliary bracket for clamping profile steel, and the profile steel which is constructed can be supported stably through the auxiliary bracket during construction of a stirring pile, so that the stability of a continuous wall can be ensured.

The utility model aims at realizing the following technical scheme:

the utility model provides a triaxial cement agitating unit for soft foundation road surface, includes the tractor and articulates the stake frame on the tractor, install the unit head that can follow stake frame length direction and go up and down on the stake frame, the bull stick is installed to the unit head below, tractor one side is equipped with the support frame that supports the bull stick, the bull stick has three, the support frame includes three sleeve and the adjacent telescopic support of connection of bull stick one-to-one, the sleeve that is located the middle part is fixed on the stake frame, telescopic support middle part horizontal installation has the carriage, horizontal installation has polylith detachable regulating plate on the carriage, install the fastening screw with carriage fixed connection on the regulating plate, the locating hole that supplies shaped steel to pass is processed on the regulating plate, the auxiliary stand is installed to stake frame lower part, install the deflector that inserts equipment and support the bull stick down on the auxiliary stand, be located the both sides sleeve outside and install detachable mount, the mount includes that the locking lever can install in the locking lever both sides a plurality of, the processing has a plurality of through-holes on the locking lever, detachably installs with the locking piece in the through-hole.

The telescopic bracket comprises two clamping seats and hydraulic cylinders, wherein the two clamping seats are matched with the sleeves, one side of each clamping seat is provided with a mounting plate, the two hydraulic cylinders are symmetrically arranged at the middle parts of two sides of the mounting plates, the supporting frame is U-shaped, the middle part of the supporting frame is fixed on one mounting plate, two through holes for the supporting frame to pass through are formed in the other mounting plate, and limiting holes for a plurality of mounting adjusting plates are uniformly formed in the supporting frame.

Inclined supporting rods for supporting the sleeve are arranged on two sides of the mounting plate, and a plurality of cross bars are arranged between the adjacent inclined supporting rods.

The triaxial cement stirring device for the soft foundation pavement has the beneficial effects that:

(1) The support frame consisting of the three sleeves and the telescopic support frame is arranged, so that the distance between the stirring piles can be conveniently adjusted to adapt to pile distance change at the corner, and meanwhile, the sectional materials on the formed stirring piles can be fixed through the auxiliary support frame on the sleeve, so that the adjacent stirring piles are prevented from collapsing when being constructed;

(2) The supporting frame is arranged in the telescopic bracket, and the adjusting plate detachably arranged on the supporting frame is utilized to position the section steel, so that the number and the interval of the section steel inserted into the stirring pile can be controlled;

(3) Through set up the diagonal brace in mounting panel both sides, can further improve the stability of support frame to guarantee agitating unit operation's stability.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram provided in an embodiment of the present utility model.

Fig. 2 is a schematic diagram of a front view structure of a pile frame according to an embodiment of the present utility model.

Fig. 3 is a schematic top view of a telescopic bracket according to an embodiment of the present utility model.

Fig. 4 is a schematic top view of a fixing frame according to an embodiment of the present utility model.

Reference numerals: 1. a tractor; 2. a pile frame; 21. a power head; 3. a rotating rod; 4. a support frame; 41. a sleeve; 42. a telescopic bracket; 421. a clamping seat; 422. a hydraulic cylinder; 423. a mounting plate; 424. a through port; 43. a support frame; 431. a limiting hole; 432. an adjusting plate; 433. positioning holes; 44. a diagonal brace; 45. a cross bar; 46. an auxiliary bracket; 5. a guide plate; 6. a fixing frame; 61. a locking lever; 62. a pull rod; 63. a through hole; 64. a locking piece.

Detailed Description

Examples

As shown in fig. 1 to 4, the triaxial cement stirring device for soft foundation pavement provided by this embodiment includes a tractor 1 and a pile frame 2 hinged on the tractor 1, a power head 21 capable of lifting along the length direction of the pile frame 2 is installed on the pile frame 2, a rotating rod 3 is installed below the power head 21, a supporting frame 4 for supporting the rotating rod 3 is provided on one side of the tractor 1, three rotating rods 3 are provided, the supporting frame 4 includes three sleeves 41 corresponding to the rotating rod 3 one by one and two groups of telescopic brackets 42 connected with adjacent sleeves 41, the sleeve 41 positioned in the middle is fixed on the pile frame 2, the telescopic brackets 42 include two clamping seats 421 and hydraulic cylinders 422 adapted to the sleeves 41, one side of the clamping seat 421 is provided with a mounting plate 423, the two hydraulic cylinders 422 are symmetrically arranged in the middle of two sides of the mounting plate 423, the supporting frame 43 is U-shaped, the middle part of the supporting frame 43 is fixed on one mounting plate 423, two through holes 424 for the supporting frame 43 to pass through are processed on the other mounting plate 423, a plurality of limiting holes 431 for installing regulating plates 432 are uniformly processed on the supporting frame 43, under the action of the telescopic bracket 42, the spacing between the three sleeves 41 can be regulated, so that the triaxial cement stirring device can be finely regulated according to the site construction environment, mainly the construction of the last groups of stirring piles of the continuous wall and the stirring piles at the corners are mainly carried out, the continuity and the site adaptability of the stirring piles are ensured, the supporting frame 43 is horizontally installed in the middle part of the telescopic bracket 42, a plurality of detachable regulating plates 432 are horizontally installed on the supporting frame 43, fastening screws fixedly connected with the supporting frame 43 are installed on the regulating plates 432, positioning holes 433 for the section steel to pass through are processed on the regulating plates 432, the positioning holes 433 can limit the section steel, in order to guarantee the precision of its income, auxiliary stand 46 is installed to pile frame 2 lower part, install the deflector 5 of inserting the equipment of going into of shaped steel and supporting bull stick 3 on the auxiliary stand 46, processing has the hole rather than the deflector on the deflector 5, and auxiliary stand 46 cooperation support frame 4 can guarantee the straightness that hangs down of shaped steel and bull stick 3, is located the outside of both sides sleeve 41 and installs detachable mount 6, mount 6 includes locking lever 61 can a plurality of pull rods 62 of installing in the locking lever 61 both sides, processing has a plurality of through-holes 63 on the locking lever 61, detachably installs the retaining member 64 with the shaped steel adaptation in the through-hole 63, can fix the shaped steel that has been inserted through the retaining member 64 to avoid causing the condition that the displacement appears in the shaping shaped steel of pouring when later stirring stake is pour.

As shown in fig. 1, in order to improve the stability of the rotating rod 3 during operation, two sides of the mounting plate 423 are provided with diagonal struts 44 for supporting the sleeve 41, a plurality of cross bars 45 are arranged between adjacent diagonal struts 44, and the diagonal struts 44 cooperate with the cross bars 45, so that the stability of the supporting frame 4 can be further improved.

The application method of the utility model is as follows:

when the device is used, a site is leveled firstly, then the site to be poured is scribed and positioned, then a tractor 1 is driven into the site, then a supporting frame 4 is controlled to move to the scribing position, the supporting frame 4 is stabilized through an inclined supporting rod 44 and a cross rod 45, after the supporting frame is stabilized, a rotating rod 3 is driven to rotate through a power head 21, a stirring pile is processed downwards from the ground, if the site is required to be excavated, section steel is inserted into the stirring pile after the pouring is completed, and meanwhile, the rotating rod 3 descends again to improve the fitting degree of the section steel and the stirring pile; and when the next group of stirring piles are processed, the cast profile steel is fixed through the fixing frame 6, so that the stability of the stirring piles after casting is prevented from being influenced by the subsequent stirring piles.

The foregoing is merely a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any modification and substitution based on the technical scheme and the inventive concept provided by the present utility model should be covered in the scope of the present utility model. It should be noted that the structures or components illustrated in the drawings are not necessarily drawn to scale, and that descriptions of well-known components and processing techniques and procedures are omitted so as not to unnecessarily limit the present utility model.

Claims (3)

1. The utility model provides a triaxial cement agitating unit for soft foundation road surface, includes the tractor and articulates the stake frame on the tractor, install the unit head that can follow stake frame length direction and go up and down on the stake frame, the bull stick is installed to the unit head below, tractor one side is equipped with the support frame that supports the bull stick, the bull stick has three, its characterized in that: the support frame includes three sleeve and the adjacent telescopic support of connection of bull stick one-to-one, and the sleeve that is located the middle part is fixed on the stake frame, telescopic support middle part horizontal installation has the carriage, and the horizontal installation has polylith detachable regulating plate on the carriage, installs the fastening screw with carriage fixed connection on the regulating plate, processing has the locating hole that supplies shaped steel to pass on the regulating plate, the auxiliary stand is installed to stake frame lower part, install the deflector of the equipment of going into and supporting the bull stick of inserting shaped steel on the auxiliary stand, be located the both sides sleeve outside and install detachable mount, the mount includes locking lever and a plurality of pull rods of installing in the locking lever both sides, processing has a plurality of through-holes on the locking lever, detachably installs the retaining member with shaped steel adaptation in the through-hole.

2. The triaxial cement stirring device for soft base pavement according to claim 1, characterized in that: the telescopic bracket comprises two clamping seats and hydraulic cylinders, wherein the two clamping seats are matched with the sleeves, one side of each clamping seat is provided with a mounting plate, the two hydraulic cylinders are symmetrically arranged at the middle parts of two sides of the mounting plates, the supporting frame is U-shaped, the middle part of the supporting frame is fixed on one mounting plate, two through holes for the supporting frame to pass through are formed in the other mounting plate, and limiting holes for a plurality of mounting adjusting plates are uniformly formed in the supporting frame.

3. The triaxial cement stirring device for soft base pavement according to claim 2, characterized in that: inclined supporting rods for supporting the sleeve are arranged on two sides of the mounting plate, and a plurality of cross bars are arranged between the adjacent inclined supporting rods.