A kind of winged thin-walled cartridge type core stake
Technical field
The present invention relates to building field is and in particular to a kind of winged thin-walled cartridge type core stake for gib use.
Background technology
In the construction of underground structure, earth excavation needs to be provided with advance supporting facility, and underground structure is also required to set surrounding
Building enclosure.The supporting facility of earth excavation is independent gib body, its objective is to ensure outside Underground Construction process
Enclose soil stabilization and construction safety.Therefore supporting facility has high demands, but is discarded after underground engineering completion again, not only wastes people
Power, financial resources, and easily environment is produced with the harm such as pollution.
Content of the invention
A kind of in view of above-mentioned the deficiencies in the prior art, it is an object of the invention to provide winged for gib use
Thin-walled cartridge type core stake.
Technical program of the present invention lies in: a kind of winged thin-walled cartridge type core stake, including thin-wall barrel, described thin-wall barrel
Can be rectangle, circular or polygonal thin-wall barrel.The front-end and back-end of described thin-wall barrel be respectively arranged with front wing panel and
Rear fender, described front wing panel is additionally provided with for the engaging portion with the guiding splicing of front piling rear fender;Described front piling refers to
Formerly it is pressed into the winged thin-walled cartridge type core stake in soil, described rear piling refers to the winged thin-walled cartridge type core in rear press-in soil
Stake.The stake bottom of described winged thin-walled cartridge type core stake is provided with sharp sword, to be smoothly pressed in soil.
It is arranged at intervals with reinforcement sword on the sharp sword of described thin-wall barrel.The described cross strengthening sword and sharp sword composition local
Sword, both ensure that the firm of sharp sword, had enhanced crush-cutting effect again.
It is additionally arranged at the bottom of inclined edge in the stake successively pressure even rear end in direction, i.e. the rear end of described thin-wall barrel and/or its rear wing
Plate has been additionally arranged at the bottom of inclined edge it is ensured that can abut in front piling during stake crush-cutting.
For the frictional resistance of soil when reducing winged thin-walled cartridge type core stake press-in and extracting in soil, described thin-wall barrel
On inside and outside wall and/or in front and back it has been horizontally disposed with some arc antifriction evaginations along short transverse on the inside and outside wall of wing plate to strengthen
Band.
In order to coordinate the needs of the horizontal supporting beam of installation inside stake, the barrel of described thin-wall barrel is provided with some spiral shells to be connected
Female hole, described nut in the hole to be connected is provided with protection plug screw, to prevent pollution or the closure of soil.In order to improve the reliability of connection,
Local thickeies the barrel of nut bore to be connected, and the periphery at thickening position is arc-shaped transition, to reduce frictional force when stake pressure is pulled out.
Described thin-wall barrel is docked up and down successively by more piece thin-wall barrel and forms.Upper and lower two section thin-wall barrels are through leveling screw
Connect, the upper end of lower section thin-wall barrel has and extends out clinch, and the lower end of upper section thin-wall barrel is plugged on and extends out the interior of clinch
Side, leveling screw is located in and extends out on clinch and the bottom of upper section thin-wall barrel.In order to reduce frictional force when stake pressure is pulled out,
Described leveling screw is dormant bolt, extends out and is provided with corresponding counterbore on clinch, or described leveling screw is coiled hair spiral shell
Bolt.
In adjacent studs against connecting in control, the front wing panel of described thin-wall barrel is arranged in pairs engaging portion, described button
The shape of cross section of socket part is broken line type or arc line type, and the contact jaw of described engaging portion is connect with the lateral surface of front piling rear fender
Touch, the contact jaw of described engaging portion is arcwall face, and the spacing between two contact jaws of a pair of engaging portion is more than described thin-wall barrel
The corresponding connecting portion of rear end wing plate spacing.
The rear fender terminal surface of described thin-wall barrel is provided with the arc antifriction tooth of some evaginations along short transverse.
The crush-cutting of winged thin-walled cartridge type core stake and extract the stake top lid that must have tool-type, i.e. described winged thin-walled cartridge type soil
Core stake also includes stake top lid, and described stake top lid is back-off spill box body, the next week of described back-off spill box body and thin-wall barrel
Upper end releasable connection, described stake top lid is to strengthen equal power slab, and the pressure of transmission pile compacting equipment is provided with described stake top lid
Hanging hole, to pull out equipment hanging with liter, the liter realizing this core stake pulls out.It is provided with compressing of back-pressure core soil in described stake top lid
Plate, depression bar passes vertically through stake top lid, conflicts on compressing plate in the lower end of depression bar.When liter pulls out, depression bar forces in a core through compressing plate
Soil, prevents a core soil to be carried over stake cylinder.
It is an advantage of the current invention that: the present invention temporary facility such as can speedily carry out rescue work as prop and emergent water conservancy project.It is by metal
Constitute, this winged thin-walled cartridge type core stake can be pressed in soil successively in merogenesis segmentation, and the core stake being connected before and after formation, as soil
The prop that side excavates.The thin-wall barrel of closure and its two wing plates and the collective effect of core, enhance the space stiffness of stake cylinder
Stability with supporting.Again transformed without to soil, it is to avoid the generation disturbance to surrounding resident, reduction is constructed into simultaneously again
This.After the completion of supporting, can be risen and be pulled out, can be repeatedly used, be reached saving of labor, material-saving, the purpose of environmental protection.
Brief description
Fig. 1 is the overlooking the structure diagram of winged thin-walled cartridge type core stake in embodiment.
Fig. 2 is the main structure diagram of winged thin-walled cartridge type core stake in embodiment.
Fig. 3 is the sharp sword sectional schematic diagram with strengthening sword in embodiment.
Fig. 4 is the local section schematic diagram saving thin-wall barrel docking section up and down.
Fig. 5 is stake top lid in embodiment, compresses the structural representation of plate and depression bar.
In figure: 1 thin-wall barrel, 2 front wing panels, 3 rear fenders, 4 engaging portion, 5 sharp swords, 6 reinforcement swords, 7
Inclined edge, 8 arc antifriction evagination reinforcing strips, 9 nut bore to be connected, 10 arc antifriction teeth, 11 leveling screws, 12 times sections
Thin-wall barrel, 13 extend out clinch, save thin-wall barrel, 15 stake top lids, 16 hanging holes, 17 compress plate on 14, and 18
Depression bar.
Specific embodiment
In order to technical scheme and technique effect can be become apparent, below and coordinate accompanying drawing, make specifically
Bright.
As shown in figure 1, the winged thin-walled cartridge type core stake of the present invention includes thin-wall barrel 1.In the present embodiment, described thin
Wall cylinder 1 is rectangular thin-wall cylinder.The front-end and back-end of described thin-wall barrel are respectively arranged with front wing panel 2 and rear fender 3, described
It is additionally provided with front wing panel 2 for the engaging portion 4 with the guiding splicing of front piling rear fender.Described front piling refers to formerly be pressed into soil
In winged thin-walled cartridge type core stake, described rear piling refer to rear press-in soil in winged thin-walled cartridge type core stake.Described band
The stake bottom of wing thin-walled cartridge type core stake is provided with sharp sword 5, to be smoothly pressed in soil.
In adjacent studs against connecting in control, the front wing panel 2 of described thin-wall barrel 1 is arranged in pairs engaging portion 4, described
The shape of cross section of engaging portion 4 is broken line type or arc line type, is broken line type in Fig. 1.The contact jaw of described engaging portion 4 and front piling
The lateral surface contact of rear fender, the contact jaw of described engaging portion is arcwall face, the spacing between two contact jaws of a pair of engaging portion
Spacing more than the corresponding connecting portion of rear end wing plate of described thin-wall barrel.
As shown in Figures 2 and 3, the sharp sword 5 of described thin-wall barrel is arranged at intervals with reinforcement sword 6.Described reinforcement sword 6 and point
Sword 5 constitutes the cross bladed of local, both ensure that the firm of sharp sword, and had enhanced crush-cutting effect again.
As shown in Fig. 2 being additionally arranged at the bottom of inclined edge 7 in the stake successively pressure even rear end in direction, i.e. the rear end of described thin-wall barrel
And/or its rear fender has been additionally arranged at the bottom of inclined edge 7 it is ensured that can abut in front piling during stake crush-cutting.
For the frictional resistance of soil when reducing winged thin-walled cartridge type core stake press-in and extracting in soil, described thin-wall barrel
On inside and outside wall and/or in front and back it has been horizontally disposed with some arc antifriction evaginations along short transverse on the inside and outside wall of wing plate to strengthen
Band 8.
As shown in Fig. 2 for the needs coordinating the horizontal supporting beam of installation inside stake, the barrel of described thin-wall barrel is provided with
Some nut bore to be connected 9, whne even nut bore 9 when being not connected with using, described nut in the hole to be connected is provided with protection plug screw, to prevent
The pollution of soil or closure.In order to improve the reliability of connection, locally thicken the barrel of nut bore to be connected, and thicken the periphery at position
For arc-shaped transition, to reduce frictional force when stake pressure is pulled out.
As shown in Fig. 2 the rear fender terminal surface of described thin-wall barrel is provided with the arc antifriction of some evaginations along short transverse
Tooth 10.
As shown in figure 4, described thin-wall barrel is docked successively up and down by more piece thin-wall barrel forming.Upper and lower two section thin-wall barrels
Connect through leveling screw 11, the upper end of lower section thin-wall barrel 12 has and extends out clinch 13, the lower end of upper section thin-wall barrel 14 is inserted
Put in the inner side extending out clinch 13, leveling screw 11 is located in the bottom extending out clinch 13 and upper section thin-wall barrel 14
On.In order to reduce frictional force when stake pressure is pulled out, described leveling screw is dormant bolt, extends out to be provided with clinch and sinks accordingly
Hole, or described leveling screw be pan bolt.
As shown in figure 5, the crush-cutting of winged thin-walled cartridge type core stake and extract the stake top lid 15 that must have tool-type, i.e. described band
Wing thin-walled cartridge type core stake also includes stake top lid 15, and described stake top lid is back-off spill box body, under described back-off spill box body
Week and the upper end releasable connection of thin-wall barrel, for example with bolt connection.Described stake top lid is to strengthen equal power slab, transmission pressure
The pressure of stake equipment, described stake top lid is provided with hanging hole 16, to pull out equipment hanging with liter, the liter realizing this core stake pulls out.
Be provided with back-pressure core soil in described stake top lid compresses plate 17, and depression bar 18 passes vertically through stake top lid, conflicts and supporting in the lower end of depression bar
On pressing plate.When liter pulls out, depression bar 18 forces in a core soil through compressing plate 17, prevents a core soil to be carried over stake cylinder.
The foregoing is only presently preferred embodiments of the present invention, all impartial changes done according to scope of the present invention patent with
Modify, all should belong to the covering scope of the present invention.