CN211369619U - Prevent passive protection network of beat - Google Patents
Prevent passive protection network of beat Download PDFInfo
- Publication number
- CN211369619U CN211369619U CN201922240321.XU CN201922240321U CN211369619U CN 211369619 U CN211369619 U CN 211369619U CN 201922240321 U CN201922240321 U CN 201922240321U CN 211369619 U CN211369619 U CN 211369619U
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- support column
- supporting
- net
- connecting seat
- hawser
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- 230000021715 photosynthesis, light harvesting Effects 0.000 claims abstract description 11
- 230000001681 protective effect Effects 0.000 claims description 16
- 238000012216 screening Methods 0.000 claims 5
- 239000011148 porous material Substances 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 8
- 230000001771 impaired effect Effects 0.000 abstract description 3
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 239000011435 rock Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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Abstract
The utility model relates to a capital construction engineering safety protection technical field, concretely relates to prevent passive protection network of beat, including a plurality of support columns of setting on the slope body, pull between the adjacent support column and be equipped with the protection network, the lower extreme of support column rotates and is connected with the connecting seat, the connecting seat sets up on the concrete foundation, and the both sides of connecting seat and support column junction are provided with buffer spring, and the upper end of support column is connected with the hawser, the other end of hawser is connected with fixed stock, be provided with the energy dissipation piece on the hawser. The utility model provides an among the prior art passive protection network when receiving the impact, the support column atress takes place the beat and leads to the support column to connect impaired problem, simple structure, convenient to use.
Description
Technical Field
The utility model relates to a capital construction engineering safety protection technical field, concretely relates to prevent passive protection network of beat partially.
Background
In the construction process of capital construction projects, problems of high slope collapse, falling rocks and the like often occur due to geological reasons, so that great potential safety hazards are caused to the engineering construction, and attention needs to be paid to the slope protection problem.
At present, a passive protective net is mainly adopted for protecting side slope rockfall, and the passive protective net has the advantages of simplicity in construction, short construction period, durability and long service life. The principle of the passive protective net is that a flexible steel net is constructed by using a steel wire rope protective net and supporting columns, and side slope rockfall, soil blocks and the like are passively intercepted, so that the engineering operation and construction safety is ensured.
Passive protection network mainly comprises support column, wire rope net and energy dissipation spare, and support column among the prior art is mostly fixed on the basis through round pin axle is articulated, only guarantees to rotate in the vertical plane, but when actually receiving the rock fall and assaulting, the effort that the upper end of support column can receive the wire rope net leads to the support column to take place the beat, forms the side direction extrusion to the articulated seat of support column lower extreme, finally leads to the support column to connect impaired, the interception ability of broken ring protection network.
Disclosure of Invention
In order to solve among the prior art passive protection network when receiving the impact, the support column atress takes place the beat and leads to the support column to connect impaired problem, the utility model provides a prevent passive protection network of beat.
The utility model provides a prevent passive protection network of beat, includes a plurality of support columns of setting on the slope body, draws between the adjacent support column to be equipped with the protection network, the lower extreme of support column rotates and is connected with the connecting seat, the connecting seat sets up on the concrete base, and the both sides of connecting seat and support column junction are provided with buffer spring, and the upper end of support column is connected with the hawser, the other end of hawser is connected with fixed stock, be provided with the energy dissipation piece on the hawser.
Further, the connecting seat comprises a supporting plate, the supporting plate is connected to the concrete base through bolts, vertical plates are vertically arranged on two sides of the supporting plate, a pin shaft penetrates through the vertical plates, a fixing hole is formed in the lower end of the supporting column, the pin shaft penetrates through the fixing hole to be connected with the vertical plates, and a buffer spring is arranged between the supporting column and the vertical plates.
Furthermore, the diameter of the fixing hole is larger than that of the pin shaft, and the inner diameter of the buffer spring is larger than that of the fixing hole.
Further, be connected with the support rope between the adjacent support column upper end, the sub-unit connection has the lower support rope, the protection network sets up between last support rope and the lower support rope, all is provided with the energy dissipation piece on last support rope and the lower support rope.
Further, the protection network includes ring network and wire rope net, the ring network sets up the inboard at the wire rope net, and the aperture on the ring network is less than the aperture of wire rope net.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model comprises a support column and a protective net, wherein the lower end of the support column is rotatably connected with a connecting seat, and two sides of the joint of the connecting seat and the support column are provided with buffer springs, so that the protective net can play a role of buffering when the support column is impacted to cause the deflection of the support column, and the support column is prevented from directly extruding the connecting seat to cause the damage of the connecting seat; the upper end of the supporting column is connected with an anchor rope, so that the supporting column can be conveniently connected and fixed to play a supporting role; energy dissipation members are arranged on the anchor ropes, so that the energy dissipation effect on the impact on the protective net can be buffered; the connecting seat comprises a pin shaft, the lower end of the supporting column is provided with a fixing hole, and the pin shaft penetrates through the fixing hole to ensure that the supporting column can fully rotate around the pin shaft; a buffer spring is arranged between the vertical plate and the supporting column, so that the vertical plate is prevented from being directly extruded when the supporting column is impacted to generate deflection, and the vertical plate is prevented from being damaged; the diameter of the pin shaft is smaller than that of the fixing hole, so that a certain margin is ensured to exist in the vertical direction of the support column when the support column deflects, and the pin shaft is prevented from being directly extruded; the upper supporting rope and the lower supporting rope can ensure that the protective net deforms when being impacted, and the buffer effect is achieved; the protection network includes annular net and wire rope net, and the aperture of annular net is less than the aperture of wire rope net, is convenient for intercept not the implementation of equidimension, and factor of safety is high.
Drawings
Fig. 1 is a schematic structural diagram of a deflection-preventing passive protective net of the present invention.
Fig. 2 is a schematic structural diagram of a deflection-preventing passive protective net of the present invention.
Fig. 3 is a partial enlarged view of a portion a in fig. 1 of a deflection-preventing passive protection net according to the present invention.
Fig. 4 is a schematic structural diagram of a connection seat of the anti-deflection passive protection net of the present invention.
Fig. 5 is a schematic structural view of the support pillar of the passive protective net for preventing sway of the present invention.
The reference numbers are: 1 is the support column, 2 is the protection network, 3 is the connecting seat, 4 is the concrete base, 5 is buffer spring, 6 is the hawser, 7 is fixed stock, 8 is the energy dissipation spare, 9 is last supporting rope, 10 is the lower supporting rope, 101 is the fixed orifices, 201 is the ring net, 202 is the wire rope net, 301 is the backup pad, 302 is the riser, 303 is the round pin axle.
Detailed Description
The invention will be further explained with reference to the following figures and specific examples:
as shown in fig. 1 to 4, a deflection-preventing passive protection net comprises a plurality of support columns 1 arranged on a slope body, wherein an upper support rope 9 is connected between the upper ends of the adjacent support columns 1, a lower support rope 10 is connected to the lower portion of the support columns, a protection net 2 is arranged between the upper support rope 9 and the lower support rope 10, the protection net 2 comprises an annular net 201 and a steel wire rope net 202, the annular net 201 is arranged on the inner side of the steel wire rope net 202, and the aperture of the annular net 201 is smaller than that of the steel wire rope net 202. The upper end of support column 1 is connected with hawser 6, the other end of hawser 6 is connected with fixed stock 7, fixed stock 7 is connected in the side slope top, all be provided with energy dissipation spare 8 on hawser 6, the last stay cord 9 and the lower support rope 10, specifically, energy dissipation spare 8 in this embodiment is the ring of decompressing.
The lower extreme of support column 1 rotates and is connected with connecting seat 3, connecting seat 3 includes the backup pad 301 that the level set up, backup pad 301 passes through bolted connection on concrete foundation 4, and the vertical riser 302 that is provided with in backup pad 301 both sides wears to be equipped with round pin axle 303 between the riser 302, and the lower extreme of support column 1 is provided with fixed orifices 101, round pin axle 303 passes fixed orifices 101 and is connected with riser 302, and the diameter of fixed orifices 101 is greater than the diameter of round pin axle 303, is provided with buffer spring 5 between support column 1 and the riser 302, buffer spring 5's internal diameter is greater than the diameter of fixed orifices 101.
This embodiment when the installation, the staff sets up concrete foundation 4 in side slope suitable position department, then installs connecting seat 3 on concrete foundation 4 through expansion bolts, at side slope top drilling installation fixed stock 7, draws and establishes anchor rope 6, draws between support column 1 and establishes support rope 9 and lower support rope 10 and installation protection network 2, fixes support column 1 on connecting seat 3 at last, guarantees suitable interception angle.
When the utility model is impacted by side slope falling rocks, the impacted annular net 201 and the impacted steel wire rope net 202 are tightened and drive the upper supporting rope 9 and the lower supporting rope 10 to deform after contacting the falling rocks, the upper supporting rope 9 and the lower supporting rope 10 drive the supporting rod 1 to rotate and to sway, the supporting rod 1 rotates along the pin shaft 303 and drives the anchor rope 6 connected to the upper end of the supporting rod to tighten, the anchor rope 6 deforms, the energy dissipation parts 8 arranged on the upper supporting rope 9 and the lower supporting rope 10 and the anchor rope 6 can deform and consume energy when being impacted, and the impact is reduced;
as shown in fig. 5, the support column 1 generates deflection when being impacted, the support column 1 deflects in the direction perpendicular to the pin shaft 303, because the diameter of the fixing hole 101 at the lower end of the support column 1 is greater than the diameter of the pin shaft 303, the support column 1 can generate deflection in a certain angle, the buffer spring 5 arranged between the support column 1 and the vertical plate 302 plays a role in buffering the deflection of the support column 1, the phenomenon that the connection of the support column 1 is damaged due to the overlarge impact on the vertical plate 302 is prevented, the overall interception performance is influenced, after the impact of falling rocks disappears, the buffer spring 5 can ensure the resetting of the support column 1, and the interception capacity is ensured.
The above-mentioned embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the present invention, so that equivalent changes or modifications made by the structure, features and principles of the present invention should be included in the claims of the present invention.
Claims (5)
1. The utility model provides a prevent passive protection network of beat, includes a plurality of support columns (1) of setting on the slope body, draws between adjacent support column (1) to be equipped with protection network (2), its characterized in that, the lower extreme of support column (1) is rotated and is connected with connecting seat (3), connecting seat (3) set up on concrete foundation (4), and the both sides of connecting seat (3) and support column (1) junction are provided with buffer spring (5), and the upper end of support column (1) is connected with hawser (6), the other end of hawser (6) is connected with fixed stock (7), be provided with energy dissipation spare (8) on hawser (6).
2. The anti-deflection passive protective screening according to claim 1, characterized in that the connecting base (3) comprises a supporting plate (301), the supporting plate (301) is connected to the concrete base (4) through bolts, vertical plates (302) are vertically arranged on two sides of the supporting plate (301), a pin shaft (303) penetrates between the vertical plates (302), a fixing hole (101) is formed in the lower end of the supporting column (1), the pin shaft (303) penetrates through the fixing hole (101) to be connected with the vertical plates (302), and a buffer spring (5) is arranged between the supporting column (1) and the vertical plates (302).
3. A deflection-preventing passive protection net according to claim 2, characterized in that the diameter of the fixing hole (101) is larger than that of the pin shaft (303), and the inner diameter of the buffer spring (5) is larger than that of the fixing hole (101).
4. The anti-deflection passive protective screening according to claim 1, characterized in that upper supporting ropes (9) are connected between the upper ends of adjacent supporting columns (1), lower supporting ropes (10) are connected to the lower portions of the adjacent supporting columns, the protective screening (2) is arranged between the upper supporting ropes (9) and the lower supporting ropes (10), and energy dissipaters (8) are arranged on the upper supporting ropes (9) and the lower supporting ropes (10).
5. The anti-deflection passive protective screening according to claim 1, characterized in that the protective screening (2) comprises an annular net (201) and a wire rope net (202), the annular net (201) is arranged on the inner side of the wire rope net (202), and the pore diameter of the annular net (201) is smaller than that of the wire rope net (202).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922240321.XU CN211369619U (en) | 2019-12-14 | 2019-12-14 | Prevent passive protection network of beat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922240321.XU CN211369619U (en) | 2019-12-14 | 2019-12-14 | Prevent passive protection network of beat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211369619U true CN211369619U (en) | 2020-08-28 |
Family
ID=72169207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922240321.XU Active CN211369619U (en) | 2019-12-14 | 2019-12-14 | Prevent passive protection network of beat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211369619U (en) |
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2019
- 2019-12-14 CN CN201922240321.XU patent/CN211369619U/en active Active
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