CN206843939U - A kind of oil pressure damps anti-fall girder apparatus - Google Patents
A kind of oil pressure damps anti-fall girder apparatus Download PDFInfo
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- CN206843939U CN206843939U CN201720567069.1U CN201720567069U CN206843939U CN 206843939 U CN206843939 U CN 206843939U CN 201720567069 U CN201720567069 U CN 201720567069U CN 206843939 U CN206843939 U CN 206843939U
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- buffer
- oil pressure
- steel strand
- fall girder
- girder apparatus
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Abstract
The utility model is that a kind of oil pressure damps anti-fall girder apparatus, belong to bridge structure technical field, fixing end component and movable end component including epoxy spray steel strand and epoxy spray steel strand both ends, the movable end component includes movable end pre-embedded steel slab and buffer, movable end pre-embedded steel slab and buffer installation rubber cushion blocks and nut, buffer is sleeved on epoxy spray steel strand, buffer is a cylinder barrel, there is oil in it, and fiery plug is installed, cylinder barrel is divided into left room and right ventricle by fire plug, spring is installed on left indoor epoxy spray steel strand, pass through fiery plug buffer, its effect is when being slowly pressurized, caused resistance is smaller, and under larger impact effect, caused resistance is larger, with enough intensity and deformability；Fire sets passage beyond the Great Wall, and the oil in cylinder barrel can be made to play a part of back and forth buffering, two-way resistance as the change of stress is in left and right indoor moveable, can effectively anti-corrosion antidetonation, improve the stability of girder falling.
Description
Technical field
Bridge structure technical field is the utility model is related to, specially a kind of oil pressure damping anti-fall girder apparatus.
Background technology
Bridge is the key component in lifeline engineering, is had in emergency relief after the earthquake and earthquake relief work are rebuild
There is extremely important effect.But the generation of high-intensity earthquake, it can cause beam etc. to destroy to bridge structure.Fall beam destruction to refer to
The superstructure of bridge departs from supporting its substructure, i.e., girder departs from from bridge pier or abutment, causes that girder is hanging, folding
Phenomenon that is disconnected or falling.Current existing anti-fall girder apparatus is confined to rigid member mostly, such as guy of twisted steel cable, rigidity chain
Deng.These rigid anti-fall girder apparatus are when playing a role, and including the structure of beam body, the increase of stress moment, can not only make
Structure into beam body changes, while can cause rigid member connecting portion that local failure occurs, and in turn results in girder falling dress
Put failure.Some decomposes moment stress by elastic damping, but effect is bad, simply unidirectional resistance.
Utility model content
The utility model provides a kind of oil pressure damping anti-fall girder apparatus that can increase cushion effect, and two-way resistance can
Effectively anti-corrosion antidetonation, improve the stability of girder falling.
To achieve the above object, the utility model provides following technical scheme：
A kind of oil pressure damps anti-fall girder apparatus, includes the fixation at epoxy spray steel strand and epoxy spray steel strand both ends
End component and movable end component, the fixing end component include fixing end pre-embedded steel slab and the locking anchorage of fixing end adjustable type, Gu
Adjustable type locking anchorage in fixed end includes rubber cushion blocks and nut, and the movable end component includes movable end pre-embedded steel slab and buffering
Devices, rubber cushion blocks are installed between movable end pre-embedded steel slab and buffer and nut, buffer are sleeved on epoxy spray steel strand,
Buffer is a cylinder barrel, has oil in it, and is provided with fiery plug, and cylinder barrel is divided into left room and right ventricle, left indoor epoxy by fire plug
Spring is installed on spraying steel strand wires.
A kind of above-mentioned oil pressure damping anti-fall girder apparatus, the fire in described buffer have passage beyond the Great Wall, and the left side of passage is
Taper, there is float in it；Self-locking adjustment screw is fixed on the right in passage, the other end of self-locking adjustment screw is fixed
There is spring.
A kind of above-mentioned oil pressure damping anti-fall girder apparatus, the size of the float is capable of the taper base opening of blocking channel, is ball
Shape or taper or other shapes.
A kind of above-mentioned oil pressure damping anti-fall girder apparatus, the fire in described buffer have passage to be at least one beyond the Great Wall.
A kind of above-mentioned oil pressure damps anti-fall girder apparatus, and installation and debugging screw is provided with described buffer.
A kind of above-mentioned oil pressure damping anti-fall girder apparatus, described epoxy spray steel strand are provided with protective case outside.
The contact surface of a kind of above-mentioned oil pressure damping anti-fall girder apparatus, described rubber cushion blocks and nut is universal spherical.
Compared with prior art, the beneficial effects of the utility model are：The oil pressure damps anti-fall girder apparatus, passes through fiery plug
Buffer, its effect is when being slowly pressurized, and its caused resistance is smaller, and under larger impact effect, caused resistance
It is larger, there is enough intensity and deformability；Fire sets passage beyond the Great Wall, and the oil in cylinder barrel can be made to exist with the change of stress
Left and right indoor moveable, play a part of back and forth buffering；Protective case is set, completely protected steel strand wires, it is empty with outside
Gas is effectively isolated, and so as to realize corrosion-resistant purpose, is increased the service life；The contact surface of rubber cushion blocks and nut is universal spherical
The power of different directions is suitable for, is buffered by eliminating stress and absorbing, reaches antidetonation shock attenuation purpose；The letter of the utility model structure
It is single, anti-corrosion antidetonation is have effectively achieved, improves the stability of girder falling.
Brief description of the drawings
Fig. 1 is the utility model structure diagram.
Fig. 2 is the structure enlargement diagram of the passage of fire beyond the Great Wall described in the utility model.
Embodiment
Reference picture 1, Fig. 2, fixing end component include fixing end pre-embedded steel slab 1 and the locking anchorage 7 of fixing end adjustable type, epoxy
Protective case 4 is provided with outside spraying steel strand wires 3；Movable end component includes movable end pre-embedded steel slab 2 and buffer 8, and buffer 8 is set with
In epoxy spray steel strand 3, buffer 8 is a cylinder barrel, has oil in it, is provided with fire plug 9, fire plug 9 by cylinder barrel be divided into left room and
Right ventricle, spring 11 is installed on left indoor epoxy spray steel strand 3；There are passage 10a, 10b, passage 10a, 10b couple on fire plug 9
Claim to set, the left side of passage be taper, has float 15 in it, is spherical, has a diameter larger than the taper base opening of passage；In passage
The right fix a self-locking adjustment screw 13, self-locking adjustment screw 13 the other end be fixed with spring 14, when by smaller
During external force, the oil of the left room of cylinder barrel can flow to right ventricle by passage 10a, 10b on fire plug 9, so that left room, right ventricle reach flat
Weighing apparatus, fire plug 9 are kept in the center by the restoring force of spring 11；When by larger power, the oil of the left room of cylinder barrel can be by fire plug 9
Passage 10a, 10b flow to right ventricle, meanwhile, float 15 also can with travelling, to a certain extent when, float 15 by channel blockage, this
When float 15 also make the stress of spring 14 in passage, so as to add buffering, when equilibrium is reached, float 15 returns by spring 14
Multiple power is kept in the center；When by the power of opposite direction, the oil of cylinder barrel right ventricle can be flowed to by passage 10a, 10b on fire plug 9
Left room, so as to have the function that back and forth to buffer；Two-way resistance, can effectively anti-corrosion antidetonation, improve the stability of girder falling,
The installation and debugging screw 12 set on buffer 8 is used for what is debugged；Rubber cushion blocks 5a, 6a and nut 5b, 6b contact surface is
Universal spherical, the power of available buffer different directions.
Claims (7)
1. a kind of oil pressure damps anti-fall girder apparatus, including the fixing end at epoxy spray steel strand and epoxy spray steel strand both ends
Component and movable end component, the fixing end component include fixing end pre-embedded steel slab and the locking anchorage of fixing end adjustable type, fixed
The end locking anchorage of adjustable type includes rubber cushion blocks and nut, and the movable end component includes movable end pre-embedded steel slab and buffer,
Rubber cushion blocks and nut are installed between movable end pre-embedded steel slab and buffer, it is characterised in that：Buffer is sleeved on epoxy spraying
On steel strand wires, buffer is a cylinder barrel, has oil in it, and is provided with fiery plug, and cylinder barrel is divided into left room and right ventricle, left room by fire plug
Spring is installed on interior epoxy spray steel strand.
A kind of 2. oil pressure damping anti-fall girder apparatus as claimed in claim 1, it is characterised in that：Fire in described buffer is beyond the Great Wall
There is passage, the left side of passage is taper, has float in it；Self-locking adjustment screw, self-locking are fixed in the right in passage
The other end of adjustment screw is fixed with spring.
A kind of 3. oil pressure damping anti-fall girder apparatus as claimed in claim 2, it is characterised in that：The size of the float can block
The taper base opening of passage, it is spherical or taper.
A kind of 4. oil pressure damping anti-fall girder apparatus as described in Claims 2 or 3, it is characterised in that：Fire in described buffer
Passage beyond the Great Wall is at least one.
A kind of 5. oil pressure damping anti-fall girder apparatus as claimed in claim 4, it is characterised in that：Peace is provided with described buffer
Adjustment tries screw.
A kind of 6. oil pressure damping anti-fall girder apparatus as claimed in claim 5, it is characterised in that：Outside described epoxy spray steel strand
It is provided with protective case.
A kind of 7. oil pressure damping anti-fall girder apparatus as described in claim 1 or 6, it is characterised in that：Described rubber cushion blocks and spiral shell
Female contact surface is universal spherical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720567069.1U CN206843939U (en) | 2017-05-22 | 2017-05-22 | A kind of oil pressure damps anti-fall girder apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720567069.1U CN206843939U (en) | 2017-05-22 | 2017-05-22 | A kind of oil pressure damps anti-fall girder apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206843939U true CN206843939U (en) | 2018-01-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720567069.1U Active CN206843939U (en) | 2017-05-22 | 2017-05-22 | A kind of oil pressure damps anti-fall girder apparatus |
Country Status (1)
| Country | Link |
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| CN (1) | CN206843939U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109958054A (en) * | 2019-04-28 | 2019-07-02 | 柳州市邱姆预应力机械有限公司 | Cable adjustable high-damping combined fall boom device |
-
2017
- 2017-05-22 CN CN201720567069.1U patent/CN206843939U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109958054A (en) * | 2019-04-28 | 2019-07-02 | 柳州市邱姆预应力机械有限公司 | Cable adjustable high-damping combined fall boom device |
| CN109958054B (en) * | 2019-04-28 | 2023-11-24 | 柳州市邱姆预应力机械有限公司 | Adjustable cable high damping combined beam falling prevention device |
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