CN219653683U - Foundation squeezing and expanding device - Google Patents

Abstract

The utility model discloses a foundation squeezing and expanding device, which comprises a lifting hammer and a squeezing and expanding mechanism, wherein the periphery of the lifting hammer is provided with the squeezing and expanding mechanism for squeezing and expanding and tamping a pile hole, the squeezing and expanding mechanism comprises a hammer head, a sleeve, connecting ribs, a lifting ring and a through groove, the periphery of the lifting hammer is provided with the sleeve with the outer diameter smaller than the inner diameter of the pile hole, the connecting ribs are welded between the inner wall of the sleeve and the lifting hammer and are connected through the connecting ribs, a through groove which is convenient for discharging filler is formed between the outer wall of the lifting hammer and the inner wall of the sleeve in the vertical direction, the top of the lifting hammer is lifted up to the top of the pile hole, the filler can be directly pushed into the sleeve to slide down along the through groove and be discharged into the pile hole, and then the lifting hammer falls down to tamp the filler, so that the lifting hammer reciprocates, thereby improving the bearing capacity of the foundation, reducing the sedimentation amount and simultaneously reducing time consumption and equipment power consumption in the operation process.

Description

Foundation squeezing and expanding device

Technical Field

The utility model relates to the technical field of building construction, in particular to a foundation squeezing and expanding device.

Background

The pile hammer impact pile-expanding method is also called foundation extrusion construction, and refers to a foundation treatment method which is characterized in that a columnar heavy hammer is repeatedly lifted to a high place to enable the columnar heavy hammer to freely fall down to impact and form a hole, then a filling material is tamped in layers to form an enlarged pile body, and soil between piles forms a composite foundation.

The existing pile hole extrusion and expansion construction process has the following defects: when filling the filler, the existing pile hole extrusion-expansion construction needs to lift the lifting hammer to the periphery of the pile hole, push the filler into the pile hole in a manual or mechanical mode, then fall down the lifting hammer again for hammering and tamping, and the lifting hammer has large stroke, long time consumption and large power consumption in the filling operation process.

Disclosure of Invention

The utility model mainly aims to provide a foundation squeezing and expanding device, which can smoothly discharge filler into a pile hole without completely lifting a lifting hammer when filling the filler by virtue of a squeezing and expanding mechanism arranged on the periphery of the lifting hammer, so that the power consumption of piling equipment is reduced, and the problems in the background art can be effectively solved.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a crowded device that expands of ground, includes the hammer, still includes crowded mechanism that expands, the hammer periphery is provided with crowded mechanism that expands of ramming to the stake hole, crowded mechanism that expands includes tup, sleeve, joint bar, rings and logical groove, the hammer periphery be provided with the external diameter be less than the sleeve of stake hole internal diameter and the welding have the joint bar and be connected through the joint bar between sleeve inner wall and the hammer, the logical groove of conveniently discharging into the filler has been seted up to vertical orientation between hammer outer wall and the sleeve inner wall.

Further, the novel packing box comprises a discharging mechanism, wherein the inner wall of the sleeve is provided with the discharging mechanism which is convenient for discharging packing, the discharging mechanism comprises springs, movable plates and a plurality of jacks, the movable plates are movably connected to the staggered positions of the inner wall of the sleeve and the connecting ribs through the springs, the bottoms of the movable plates extend to the bottoms of the through grooves, and the jacks are formed in the sleeve; the sleeve inner wall has the fly leaf through spring swing joint, when the packing takes place to block up and gather unable quick exhaust's circumstances in logical inslot portion, lifts by crane the sledge until jack position spills the stake hole top, can adopt concrete vibrating rod or other vibrating machinery, inserts the power end from the jack to inside the sleeve and contradict to the fly leaf surface, and the operating machine drives the high frequency vibration of fly leaf, and then makes logical inslot portion material can vibrate and accelerate the row material, avoids the problem of material jam.

Further, a hammer head for hammering the pile hole and the filling material is integrally formed at the bottom of the lifting hammer, and the section of the hammer head is of an arc-shaped structure; the hammer head which is arc-shaped is arranged at the bottom of the lifting hammer, so that the rammer can be conveniently used for ramming the pile hole.

Further, the top of the lifting hammer is provided with a lifting ring connected with the piling machine and is connected with the power output end of the piling machine through the lifting ring; the lifting ring can be connected with the power output end of the piling machine so as to control the lifting of the lifting hammer.

Further, the jack position corresponds to the movable plate position; ensuring that the vibrating mechanism can pass through the jack and collide with the surface of the movable plate.

Compared with the prior art, the utility model has the following beneficial effects: when the pile hole is squeezed, expanded and tamped, external piling equipment is connected through a hanging ring, the inner space of the pile hole is tamped through a hanging hammer, and when filling materials are required to be injected, the top of the hanging hammer is lifted up to the top of the pile hole, the filling materials are not required to be completely lifted up, the filling materials are directly pushed into the sleeve, can be downwards slid along a through groove and discharged into the pile hole, and then the hanging hammer falls down to tamp the filling materials, so that the foundation bearing capacity can be improved, the settlement is reduced, and meanwhile, the time consumption and the equipment power consumption in the operation process are reduced; the sleeve inner wall has the fly leaf through spring swing joint, when the packing takes place to block up and gather unable quick exhaust's circumstances in logical inslot portion, lifts by crane the sledge until jack position spills the stake hole top, can adopt concrete vibrating rod or other vibrating machinery, inserts the power end from the jack to inside the sleeve and contradict to the fly leaf surface, and the operating machine drives the high frequency vibration of fly leaf, and then makes logical inslot portion material can vibrate and accelerate the row material, avoids the problem of material jam.

Drawings

Fig. 1 is a schematic diagram of the whole structure of a foundation expansion device according to the present utility model.

Fig. 2 is a schematic diagram of the internal structure of a sleeve of a foundation expansion device according to the present utility model.

Fig. 3 is a schematic top view of a joint between a sleeve and a hammer of a foundation expansion device according to the present utility model.

In the figure: 1. a hanging hammer; 2. an extruding and expanding mechanism; 201. a hammer head; 202. a sleeve; 203. a connecting rib; 204. a hanging ring; 205. a through groove; 3. a discharging mechanism; 301. a spring; 302. a movable plate; 303. and a jack.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-3, a foundation squeezing and expanding device comprises a lifting hammer 1 and further comprises a squeezing and expanding mechanism 2, wherein the squeezing and expanding mechanism 2 for squeezing and expanding and tamping a pile hole is arranged on the periphery of the lifting hammer 1, the squeezing and expanding mechanism 2 comprises a hammer head 201, a sleeve 202, a connecting rib 203, a hanging ring 204 and a through groove 205, the periphery of the lifting hammer 1 is provided with the sleeve 202 with the outer diameter smaller than the inner diameter of the pile hole, the connecting rib 203 is welded between the inner wall of the sleeve 202 and the lifting hammer 1 and is connected with the lifting hammer 1 through the connecting rib 203, and the through groove 205 for conveniently discharging filler is formed in the vertical direction between the outer wall of the lifting hammer 1 and the inner wall of the sleeve 202.

The novel packing box comprises a sleeve 202, and is characterized by further comprising a discharging mechanism 3, wherein the inner wall of the sleeve 202 is provided with the discharging mechanism 3 which is convenient for packing to be discharged, the discharging mechanism 3 comprises a spring 301, a movable plate 302 and a plurality of jacks 303, the movable plate 302 is movably connected to the staggered position of the inner wall of the sleeve 202 and the connecting rib 203 through the spring 301, the bottom end of the movable plate 302 extends to the bottom of a through groove 205, and the jacks 303 are arranged in the sleeve 202; when the packing is blocked and accumulated in the through groove 205 and cannot be discharged quickly, the lifting hammer 1 can be lifted until the position of the jack 303 leaks out of the top of the pile hole, a concrete vibrating rod or other vibrating machines can be adopted, a power end is inserted into the sleeve 202 from the jack 303 and is abutted against the surface of the movable plate 302, and the operating machines drive the movable plate 302 to vibrate at high frequency, so that materials in the through groove 205 can vibrate and discharge in an accelerating manner, and the problem of material blocking is avoided.

The pile hole and filler hammering hammer head 201 is integrally formed at the bottom of the lifting hammer 1, the section of the hammer head 201 is of an arc-shaped structure, and the top of the lifting hammer 1 is provided with a lifting ring 204 connected with a piling machine and is connected with a power output end of the piling machine through the lifting ring 204; the bottom of the lifting hammer 1 is provided with the arc-shaped hammer head 201, so that the inside of a pile hole is conveniently rammed, and the lifting of the lifting hammer 1 can be controlled by connecting the power output end of piling machinery through the lifting ring 204.

Wherein the position of the jack 303 corresponds to the position of the movable plate 302; ensuring that the vibrating mechanism can pass through the receptacle 303 and impinge on the surface of the movable plate 302.

It should be noted that, the present utility model is a foundation squeezing and expanding device, when the foundation squeezing and expanding device works, when the pile hole is squeezed and expanded and compacted, external piling equipment is connected through the hanging ring 204, the inner space of the pile hole is compacted through the hanging hammer 1, when filler is needed to be injected, the top of the hanging hammer 1 is lifted up to the top of the pile hole and is not needed to be completely lifted up, the filler is directly pushed into the sleeve 202 and can be slid down along the through groove 205 to be discharged into the pile hole, and then the hanging hammer 1 falls down to compact the filler, so that the foundation bearing capacity can be improved, the settlement amount is reduced, and the time consumption and the equipment power consumption in the working process are reduced; when the packing is blocked and accumulated in the through groove 205 and cannot be discharged quickly, the lifting hammer 1 can be lifted until the position of the jack 303 leaks out of the top of the pile hole, a concrete vibrating rod or other vibrating machines can be adopted, a power end is inserted into the sleeve 202 from the jack 303 and is abutted against the surface of the movable plate 302, and the operating machines drive the movable plate 302 to vibrate at high frequency, so that materials in the through groove 205 can vibrate and discharge in an accelerating manner, and the problem of material blocking is avoided.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (5)

1. The utility model provides a device is expanded in crowded foundation, includes hammer (1), its characterized in that still includes crowded mechanism (2) that expands, hammer (1) periphery is provided with crowded mechanism (2) that expand the compaction to the stake hole, crowded mechanism (2) that expand include tup (201), sleeve (202), connecting rib (203), rings (204) and logical groove (205), hammer (1) periphery is provided with sleeve (202) and sleeve (202) inner wall and the welding has connecting rib (203) and is connected through connecting rib (203) between hammer (1) inner wall, logical groove (205) that conveniently arrange into the filler have been seted up to vertical direction between hammer (1) outer wall and sleeve (202) inner wall.

2. A foundation companding apparatus of claim 1 wherein: still include bin outlet mechanism (3), sleeve (202) inner wall is provided with bin outlet mechanism (3) that make things convenient for the filler to discharge into, bin outlet mechanism (3) are including spring (301), fly leaf (302) and jack (303), and sleeve (202) inner wall and connecting rib (203) staggered position have fly leaf (302) and fly leaf (302) bottom to extend to logical groove (205) bottom through spring (301) swing joint, jack (303) and jack (303) are a plurality of have been seted up to sleeve (202) inside.

3. A foundation companding apparatus of claim 1 wherein: the bottom of the lifting hammer (1) is integrally formed with a hammer head (201) for hammering pile holes and fillers, and the section of the hammer head (201) is of an arc-shaped structure.

4. A foundation companding apparatus of claim 1 wherein: the top of the lifting hammer (1) is provided with a lifting ring (204) connected with the piling machine and is connected with the power output end of the piling machine through the lifting ring (204).

5. A foundation companding apparatus of claim 2 wherein: the position of the jack (303) corresponds to the position of the movable plate (302).