CN2299895Y - Screw anchor device - Google Patents
Screw anchor device Download PDFInfo
- Publication number
- CN2299895Y CN2299895Y CN 97215668 CN97215668U CN2299895Y CN 2299895 Y CN2299895 Y CN 2299895Y CN 97215668 CN97215668 CN 97215668 CN 97215668 U CN97215668 U CN 97215668U CN 2299895 Y CN2299895 Y CN 2299895Y
- Authority
- CN
- China
- Prior art keywords
- screw anchor
- switching device
- cam lever
- device shifter
- turns
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Piles And Underground Anchors (AREA)
Abstract
The utility model discloses a screw anchor device which is suitable for soil. The utility model is characterized in that a deck is fixed on the upper part of a cam lever provided with a bidirectional helical groove; a turning switching device is sheathed on the cam lever; a convex block is arranged on the lower part of the turning switching device; a container holder is arranged on the upper part of a screw anchor; the convex block is clamped and sleeved in the container holder to make the screw anchor device positioned at the lower part of the turning switching device, or be separated. When the screw anchor device is used, the screw anchor is pushed on ground, and the pedal is trampled; the turning switching device is forced to rotate through the bidirectional helical groove arranged on the cam lever to drive the screw anchor to rotate and be nailed into the ground; then the cam lever and the turning switching device are directly extracted from the screw anchor; a link is inserted into the guide holes of the screw anchor to realize the purpose of providing with the link conveniently and firmly.
Description
The utility model relates to mounted apparatus, refers in particular to a kind of screw anchor device that is suitable for soil property.
If need to install vertical rod on the soil in the open air, normally dig bigger hole earlier on the soil at present, vertical rod is erected in the hole, the soil that will dig out is filled out back in the hole and is tamped again.The method of this installing vertical rod is cumbersome, and the soil of filling out back is not easy compacting, because the soil property around the vertical rod is softer, causes the vertical rod of holding up built on the sand.If when needing firm especially vertical rod, that just the hole must be dug is very dark very big, in the hole during backfill, necessaryly tamp while banketing, causing wastes time and energy.Also sometimes for increasing the steadiness of vertical rod, fix many ropes in vertical rod, the other end of drawing rope is fixed on the face of land relatively then, but this kind fixed form also needs other fixtures such as rope, ground nail, also wastes time and energy very much.Field work also need be set up cross bar sometimes in slight slope, trench or cavern, be to dig a hole earlier equally, cross bar is inserted in the hole banket, and is the same with the installing vertical rod, is difficult to set up firm cross bar.
At the problems referred to above, the inventor creates design scheme of the present utility model through repeatedly research and practice.
The purpose of this utility model is to provide a kind of screw anchor device that is suitable for soil property, as long as screw anchor is fixed on the soil, rod member is inserted in the guide hole of screw anchor top again, just can realize installing the purpose of firm rod member easily.
The purpose of this utility model is achieved in that a kind of screw anchor device, it is characterized in that its structure comprises cam lever, turns to switching device shifter and screw anchor, and described cam lever is the straight-bar which is provided with two-way spiral groove, its upper fixed installing pedal; The described switching device shifter that turns to is sleeved on this cam lever, this turns to switching device shifter is suit cylindrical shell in the shell, two guide pin bushings of suit in this cylindrical shell respectively are provided with guide block in this guide pin bushing, be respectively equipped with the ratchet of switched in opposite on this guide pin bushing, on the periphery of described cylindrical shell, be provided with the top flat of two activities, each top flat is stuck on the ratchet of this guide pin bushing, places the slide switch with shell fragment on this two top flat, and these shell fragment two ends are resisted against respectively on this top flat, this slide switch exposes shell, and this cylindrical shell is provided with projection outward; Described screw anchor device turn to switching device shifter below, be tube bar with external spiral, its top center has guide hole, inserts into the inner for this cam lever end, its upper end has flange, is provided with the groove seat on this flange perimeter, for described projection cutting ferrule in it.
The flange of this screw anchor below suit removable protective cover, this protective sleeve are at ring body periphery a plurality of bluff pieces that are pivoted; The pedal of described cam lever top can be a hand lever; Described turning between switching device shifter and the screw anchor can be connected with latch; Described projection can be located at the below that turns to switching device shifter, and described groove seat is located at the top of screw anchor.
Major advantage of the present utility model is:
1, structure design exquisiteness of the present utility model, as long as jam on pedal, effect by the two-way spiral groove on the cam lever, drive turns to switching device shifter to rotate, drive the screw anchor rotation again and hammer into underground, thereby solved on the soil difficult problem that the installing rod member is wasted time and energy, had easy to use, advantage fast, effortlessly.
2, utilize the utility model installing rod member, can increase the density of soil layer on every side, thereby improve the support strength of screw anchor periphery soil layer, make the rod member of installing more firm firm.
Below in conjunction with accompanying drawing and preferred embodiment the utility model is further specified.
Fig. 1 is a stereochemical structure exploded view of the present utility model.
Fig. 2 is installed in sectional view on the soil for the utility model.
Fig. 3 is the action schematic diagram that turns to switching device shifter of the present utility model.
Fig. 4 is the schematic diagram that sets up cross bar of the present utility model.
Consult Fig. 1 and Fig. 2, the utility model comprises cam lever 1, pedal 2, turns to switching device shifter 3 and screw anchor 4.Cam lever 1 is a straight-bar, which is provided with two-way spiral groove 11; Pedal 2 is installed on the upper end of cam lever 1; Turn to switching device shifter 3 to be sleeved on the outside of cam lever 1, this turns to switching device shifter 3 is suit cylindrical shells 32 in shell 35, two guide pin bushings 31 of suit in cylindrical shell 32, in two guide pin bushings 31, respectively be provided with guide block 311, its outer ratchet 312 that is respectively equipped with switched in opposite, two guide blocks 311 lay respectively in the two-way spiral groove 11 of cam lever 1, the top flat 33 of installing two activities on the periphery of cylindrical shell 32, each top flat 33 is stuck on the ratchet 312 of guide pin bushing 31, on two top flats 33, place slide switch 34 with shell fragment 341, the two ends of this shell fragment 341 are resisted against respectively on the top flat 33, and slide switch 34 exposes shell 35 outsides, the cylindrical shell 32 outer projections 321 that are provided with; Screw anchor 4 is installed in the below that turns to switching device shifter 3, screw anchor 4 is the tube bars with external spiral, its underpart is pointed for nail, its top center is provided with guide hole 41, insert into the inner for cam lever 1 end, screw anchor 4 upper ends are provided with flange 42, are provided with groove seat 421 on the periphery of flange 42,, screw anchor 4 is combined in turns to switching device shifter 3 belows in it for projection 321 cutting ferrules.
Consult Fig. 2 and Fig. 3, because cam lever 1 device is in turning to switching device shifter 3, turn to the guide wheel 311 of switching device shifter 3 to be nested with in the two-way spiral groove 11 of cam lever 1, when moving up and down slide switch 34, the shell fragment 341 that is positioned at the below can compress top flat 33 up and down, when its deflection is pressed on one of them top flat 33, this top flat 33 is upturned, it is not leaned on the ratchet 312 of guide pin bushing 31, this guide pin bushing 31 can freely rotate, and the top flat 33 that is not compressed by shell fragment 341 then is resisted against on the ratchet 311 of another guide pin bushing 31.So when the time by pedal 2 tramplings or pushing cam lever 1, by top flat 33 against guide pin bushing 31 can borrow the guide block 311 in it to lean against in the two-way spiral groove 11, turn to switching device shifter 3 rotation and make, when moving up and down slide switch 34, can make to turn to switching device shifter 3 just changeing or reverse; If when switching slide switch 34 was positioned at the centre position, the elasticity 341 of its below was resisted against on two top flats 33 simultaneously, makes two top flats 33 be resisted against simultaneously on the ratchet 312 of two guide pin bushings 31, two guide pin bushings 31 are rightabout, so this turns to change-over switch 3 can not rotate.
Turn between switching device shifter 3 and the screw anchor 4 and can be connected with latch, or projection 321 is located at the below that turns to switching device shifter 3, groove seat 421 is located at the top of screw anchor 4.
Using method of the present utility model: at first the tip with screw anchor 4 withstands on the ground, jam on the pedal 2 of cam lever 1 top, the switching device shifter 3 that turns to of suit rotates on the drive cam lever 1, drive 4 rotations of coupled screw anchor again, simultaneously screw anchor 4 screw in underground, behind desired depth, with cam lever 1 with turn to switching device shifter 3 to pull out together, screw anchor 4 is stayed in the soil, can be in the guide hole 41 of screw anchor 4 the plant rod member.
Because directly jamming on cam lever 1 just can squeeze into the face of land with screw anchor 4, does not need to dig a hole on the ground, not only uses very convenient, and because the screw-in of screw anchor 4, its soil density is on every side improved, increase the steadiness of screw anchor 4, thereby increase the steadiness of rod member.
For strengthening the enabling capabilities of screw anchor 4; can be below screw anchor 4 suit protective sleeve 6; this protective sleeve 6 is at ring body 61 peripheries a plurality of bluff pieces 62 that are pivoted; as shown in Figure 2 bluff piece 62 is outwards opened, can be when squeezing into screw anchor 4, protective sleeve 6 revolved be located on the ground; borrow the bluff piece 62 on the protective sleeve 6 that opens shape to lean on the ground; make screw anchor 4 that bigger support force be arranged, be used to plug the rod member of spiral arm state, put the pole frame of fishing rod etc. as frame.If protective sleeve 6 is the time spent not, can make it become tubular its inside turnover, be used to protect screw anchor 4, as shown in Figure 1.
Screw anchor 4 of the present utility model can be designed to different length, to be suitable for the demand of various soil layer constructions and different rod members.
The pedal 2 of its cam lever 1 top also can be designed to hand lever, or cam lever 1 is directly installed the end that is fixed on rod member, with the mode of hand-held rod member pushing screw anchor 4 is driven underground.
Consult Fig. 4, if in the time of will between two upright Tu Bi or slope or cavern, setting up cross bar 7, can in the same manner as described above screw anchor 4 be squeezed on the Tu Bi of relative position, again expansion link 7 is inserted in the guide hole 41 of relative screw anchor 4, conveniently finish setting up of cross bar 7 securely, this cross bar 7 can also can be hung article as the support body of placing object.
Claims (5)
1, a kind of screw anchor device is characterized in that its structure comprises cam lever, turns to switching device shifter and screw anchor, and described cam lever is the straight-bar which is provided with two-way spiral groove, its upper fixed installing pedal; The described switching device shifter that turns to is sleeved on this cam lever, this turns to switching device shifter is suit cylindrical shell in the shell, two guide pin bushings of suit in this cylindrical shell respectively are provided with guide block in this guide pin bushing, be respectively equipped with the ratchet of switched in opposite on this guide pin bushing, on the periphery of described cylindrical shell, be provided with the top flat of two activities, each top flat is stuck on the ratchet of this guide pin bushing, places the slide switch with shell fragment on this two top flat, and these shell fragment two ends are resisted against respectively on this top flat, this slide switch exposes shell, and this cylindrical shell is provided with projection outward; Described screw anchor device turn to switching device shifter below, be tube bar with external spiral, its top center has guide hole, inserts into the inner for this cam lever end, its upper end has flange, is provided with the groove seat on this flange perimeter, for described projection cutting ferrule in it.
2, screw anchor device as claimed in claim 1 is characterized in that: the flange of this screw anchor below suit removable protective cover, this protective sleeve are at ring body periphery a plurality of bluff pieces that are pivoted.
3, screw anchor device as claimed in claim 1 is characterized in that: the pedal of described cam lever top can be a hand lever.
4, screw anchor device as claimed in claim 1 is characterized in that: described turning between switching device shifter and the screw anchor can be connected with latch.
5, screw anchor device as claimed in claim 1, it is characterized in that: described projection can be located at the below that turns to switching device shifter, and described groove seat is located at the top of screw anchor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97215668 CN2299895Y (en) | 1997-05-14 | 1997-05-14 | Screw anchor device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97215668 CN2299895Y (en) | 1997-05-14 | 1997-05-14 | Screw anchor device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2299895Y true CN2299895Y (en) | 1998-12-09 |
Family
ID=33932751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97215668 Expired - Fee Related CN2299895Y (en) | 1997-05-14 | 1997-05-14 | Screw anchor device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2299895Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102183428A (en) * | 2011-05-25 | 2011-09-14 | 中国科学院国家天文台 | Device for testing fatigue property of mechanical ground anchor |
| CN102124174B (en) * | 2008-08-14 | 2013-03-27 | 克里纳创新有限公司 | Screw foundation system with a curable filling compound |
| CN104912074A (en) * | 2015-06-17 | 2015-09-16 | 中国五冶集团有限公司 | Ground anchor drill structure adopting rotating beating mode to achieve ground entering of anchor body |
| CN113152458A (en) * | 2021-04-29 | 2021-07-23 | 绍兴市上虞区舜兴电力有限公司 | Earth anchor for electric power construction |
-
1997
- 1997-05-14 CN CN 97215668 patent/CN2299895Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102124174B (en) * | 2008-08-14 | 2013-03-27 | 克里纳创新有限公司 | Screw foundation system with a curable filling compound |
| CN102183428A (en) * | 2011-05-25 | 2011-09-14 | 中国科学院国家天文台 | Device for testing fatigue property of mechanical ground anchor |
| CN102183428B (en) * | 2011-05-25 | 2012-09-05 | 中国科学院国家天文台 | Device for testing fatigue property of mechanical ground anchor |
| CN104912074A (en) * | 2015-06-17 | 2015-09-16 | 中国五冶集团有限公司 | Ground anchor drill structure adopting rotating beating mode to achieve ground entering of anchor body |
| CN113152458A (en) * | 2021-04-29 | 2021-07-23 | 绍兴市上虞区舜兴电力有限公司 | Earth anchor for electric power construction |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |