CN108374357A - A kind of buffering energy-dissipating structure - Google Patents
A kind of buffering energy-dissipating structure Download PDFInfo
- Publication number
- CN108374357A CN108374357A CN201810398109.3A CN201810398109A CN108374357A CN 108374357 A CN108374357 A CN 108374357A CN 201810398109 A CN201810398109 A CN 201810398109A CN 108374357 A CN108374357 A CN 108374357A
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- China
- Prior art keywords
- face
- buffering energy
- dissipating structure
- elastic piece
- net
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F7/00—Devices affording protection against snow, sand drifts, side-wind effects, snowslides, avalanches or falling rocks; Anti-dazzle arrangements ; Sight-screens for roads, e.g. to mask accident site
- E01F7/04—Devices affording protection against snowslides, avalanches or falling rocks, e.g. avalanche preventing structures, galleries
- E01F7/045—Devices specially adapted for protecting against falling rocks, e.g. galleries, nets, rock traps
Abstract
The present invention provides a kind of buffering energy-dissipating structures, are related to geological disaster protection technology field.The buffering energy-dissipating structure, for the passive stone blocking net of annular, including：Elastic rubber shell and compression elastic piece；Elastic rubber shell has the first end face and second end face being oppositely arranged, and annular mounting recess is offered in second end face；Compression elastic piece has the third end face and the 4th end face being oppositely arranged, and size of the compression elastic piece from third end face to the 4th end face gradually increases, to form the compression elastic piece of tower structure, and third end face, for being installed in the annular mounting recess opened up in second end face, the 4th end face is used to be fixedly connected with annular passive stone blocking net.The structure can reduce impact velocity of the falling rocks to ring network, increase substantially the threshold speed of generation " bullet effect ", and avoid excessive stress raisers, improve passive stone blocking net energy absorption capability, realize the effective protection to falling rocks.
Description
Technical field
The present invention relates to geological disaster protection technology fields, in particular to a kind of buffering energy-dissipating structure.
Background technology
In each field of engineering construction, since the frequency that weather influences and human interference causes falling rocks disaster to occur is very high,
It is threatened caused by simultaneously and loss is also very big, especially the linear line of project as railway, highway is the most serious.Passively block
Stone net often appears in the areas falling rocks disaster Yi Fa, for all kinds of facilities and personnel safety in protection zone.
Passive stone blocking net is the structural system made of more Component compositions, and main bearing member uses the gold of particular form
Belong to flexible net, in cooperation flexible wire ropes anchor pole, supporting rope, the use for drawing anchor line, suture rope, and passive stone blocking net steel column with
The application of living hinge mode between pedestal etc. ensure that the flexible matching of whole system, become high-strength flexible on the whole
Structure.
Flexible net is the core composition part of passive stone blocking net, is that unique planar is blocked structure in whole system, master
It is the direct interception realized to falling rocks to want function, therefore usually first by the direct impact of falling rocks, and in the bullet by itself
Property and (or) plastic deformation dissipation part falling rocks kinetic energy while, it is necessary to by the remainder of falling rocks kinetic energy with impact load
Form dispersion is transmitted to steel column, supporting rope, draws on the components such as anchor line, energy dissipation piece, and passes to good ground eventually by anchor pole.
Currently, carrying flexible net type used by passive stone blocking net mainly has ring network, SPIDER strand cables net, TECCO
Net, QUAROX nets and wire rope net.Holding used in domestic common RXI series, RXI-A series and the passive stone blocking net of RXE series
It is ring network to carry flexible net all.Each net ring of ring network is coiled to form by the high tensile steel wire of multi-turn Φ 3, ring and ring when braiding
Between to carry out plane nested, be formed with the interception structure of spring-like effect.The area of section of ring network architectures is larger, thus its
Anti-cut cutting capacity is very strong.The mesh of ring network is circle, has certain geometry deformation ability.When a certain net ring is hit
Geometry change can be occurred by waiting own, discharge certain space displacement, while it can also drive the net ring on periphery to participate in
Load is shared, is transmitted on other rings of protection network by stress.The deformation displacement of all rings is superimposed upon-rises, will be to falling rocks
Great buffering is generated, this structure feature makes ring network have larger deformation space and preferable flexibility, thus it is anti-
Impact capacity is also very strong, and the falling rocks that the system using it as intercept net can be used for high level intercepts.
The structure feature of ring network makes its " bullet effect " speed reach 30m/s.So-called " bullet effect " is although refer to punching
Kinetic energy is hit within systematic protection energy level range, but since the speed of falling rocks is too fast, passive stone blocking net has little time to play its buffering
Energy dissipating act on and the phenomenon that by partial breakdown.In addition, ring network cannot effectively intercept fritter falling rocks, if you need to intercept fritter
When falling rocks, additional layer iron wire grid is needed.
Invention content
The purpose of the present invention is to provide a kind of buffering energy-dissipating structures, are mainly used for the passive stone blocking net of annular, can reduce and fall
Stone increases substantially the threshold speed of generation " bullet effect " to the impact velocity of ring network, and avoids excessive local stress
It concentrates, improves passive stone blocking net energy absorption capability, realize the effective protection to falling rocks.
The invention is realized in this way：
A kind of buffering energy-dissipating structure, for the passive stone blocking net of annular, including：
Elastic rubber shell, elastic rubber shell have the first end face and second end face being oppositely arranged, second end face
On offer annular mounting recess；
Compression elastic piece, compression elastic piece have the third end face that is oppositely arranged and the 4th end face, and compression elastic piece from
The size of third end face to the 4th end face gradually increases, and to form the compression elastic piece of tower structure, and third end face is used for
It is installed in the annular mounting recess opened up in second end face, the 4th end face is used to be fixedly connected with annular passive stone blocking net.
Further, in the preferred embodiment, compression elastic piece is compressed spring, and the of compressed spring
On the direction of three end faces to the 4th end face, in two adjacent rings spring, the outer diameter of a upper coil spring is respectively less than the outer of next coil spring
Diameter, the outer diameter of a upper coil spring are more than the internal diameter of next coil spring.
Further, in the preferred embodiment, the third end face of compressed spring and the structure of the 4th end face are equal
It is enclosed for both ends and tightly polishes pattern.
Further, in the preferred embodiment, elastic rubber shell is cylinder.
Further, in the preferred embodiment, the passive stone blocking net of annular has multiple net rings, buffers energy dissipating knot
Structure is arranged in a one-to-one correspondence with multiple net rings, and the 4th end face for buffering the compression elastic piece in energy-dissipating structure is fixed with net ring and connected
It connects.
Further, in the preferred embodiment, equal chain type around each net ring in the passive stone blocking net of annular
There are six identical net rings for socket.
Further, in the preferred embodiment, net ring and the of the compression elastic piece in buffering energy-dissipating structure
Four end faces are fixedly connected by suturing rope.
Further, in the preferred embodiment, suture rope is steel wire rope.
Further, in the preferred embodiment, the third end face of compression elastic piece is caught in elastic rubber shell
Second end face on annular mounting recess in so that compression elastic piece is firm not to be loosened.
The buffering energy-dissipating structure that the embodiment of the present invention provides has the beneficial effect that：
The present invention provides a kind of buffering energy-dissipating structures, include mainly elastic rubber shell for the passive stone blocking net of annular
And compression elastic piece.First, elastic component and the advantages of rubber can be integrated in one by design in this way, and rubber modulus is small,
There is larger flexible deformation after stand under load, is impacted so as to absorbing；Compressed spring has very strong elastic deformability, can increase after stand under load
Add cushioning effect duration, reduces impact force of the falling rocks to ring network.Secondly, elastic rubber shell has the first end being oppositely arranged
Face and second end face, annular mounting recess is offered in second end face, and compression elastic piece has the third end face being oppositely arranged
With the 4th end face, and size of the compression elastic piece from third end face to the 4th end face gradually increases, to form tower structure
Compression elastic piece, and third end face is for being installed in the annular mounting recess opened up in second end face, the 4th end face be used for
Annular passive stone blocking net is fixedly connected.It designs in this way, the excessive stress raisers of ring network can be effectively prevented from, ensure ring
The normal operation of the passive stone blocking net of shape.In addition, the invention easily assembles, there is very strong operability, when the buffering energy-dissipating structure
Part when being damaged, it is simple that replacement operation carried out to elastic rubber shell and compression elastic piece, so as to effective
Ground reduces cost.
In conclusion the buffering energy-dissipating structure, can reduce impact velocity of the falling rocks to ring network, increase substantially generation
The threshold speed of " bullet effect ", and excessive stress raisers are avoided, passive stone blocking net energy absorption capability is improved, is realized
To the effective protection of falling rocks.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is structural schematic diagram of the buffering energy-dissipating structure that provides of the embodiment of the present invention under the first visual angle；
Fig. 2 is structural schematic diagram of the buffering energy-dissipating structure that provides of the embodiment of the present invention under the second visual angle；
Fig. 3 is the structural schematic diagram for the elastic rubber shell that the embodiment of the present invention provides；
Fig. 4 is the structural schematic diagram for the compression elastic piece that the embodiment of the present invention provides；
Fig. 5 is the structural schematic diagram after the buffering energy-dissipating structure that the embodiment of the present invention provides is connect with ring network；
Fig. 6 is the structure that the buffering energy-dissipating structure that the embodiment of the present invention provides is installed on annular passive stone blocking net 101
Schematic diagram.
Icon：100- buffers energy-dissipating structure；The passive stone blocking net of 101- annulars；103- elastic rubber shells；105- first ends
Face；107- second end faces；109- annular mounting recess；111- compression elastic pieces；113- thirds end face；The 4th end faces 115-；
117- net rings；119- suture ropes；121- steel columns；123- pedestals；125- pulls up anchor line；201- side slopes surface；203- ring networks.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.Therefore, below to the reality of the present invention provided in the accompanying drawings
The detailed description for applying example is not intended to limit the range of claimed invention, but is merely representative of the selected implementation of the present invention
Example.Based on the embodiments of the present invention, those of ordinary skill in the art are obtained without creative efforts
Every other embodiment, shall fall within the protection scope of the present invention.
It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
In the description of the embodiment of the present invention, it should be noted that term "center", "upper", "lower", "left", "right",
The orientation or positional relationship of the instructions such as "vertical", "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings,
Either the invention product using when the orientation or positional relationship usually put, be merely for convenience of the description present invention and simplification retouched
It states, does not indicate or imply the indicated device or element must have a particular orientation, with specific azimuth configuration and operation,
Therefore it is not considered as limiting the invention.In addition, term " first ", " second ", " third " etc. are only used for distinguishing description, and
It should not be understood as indicating or implying relative importance.
In the description of the embodiment of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term
" setting ", " installation ", " connected ", " connection " shall be understood in a broad sense, and can also be detachably to connect for example, it may be being fixedly connected
It connects, or is integrally connected；It can be mechanical connection, can also be electrical connection；It can be directly connected, intermediate matchmaker can also be passed through
Jie is indirectly connected, and can be the connection inside two elements.It for the ordinary skill in the art, can be with concrete condition
Understand the concrete meaning of above-mentioned term in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature can be on or below second feature
Be in direct contact including the first and second features, can also include the first and second features not be in direct contact but by them it
Between other characterisation contact.Moreover, fisrt feature is on second feature, top and above include fisrt feature second spy
Right over sign and oblique upper, or be merely representative of fisrt feature level height and be higher than second feature.Fisrt feature second feature it
Under, lower section and fisrt feature included below are immediately below second feature and obliquely downward, or be merely representative of fisrt feature level height
Less than second feature.
Fig. 1 is structural schematic diagram of the buffering energy-dissipating structure 100 provided in this embodiment under the first visual angle；Fig. 2 is this reality
Structural schematic diagram of the buffering energy-dissipating structure 100 of example offer under the second visual angle is provided.It please refers to Fig.1 and Fig. 2, the present embodiment provides
A kind of buffering energy-dissipating structure 100, including：Elastic rubber shell 103 and compression elastic piece 111.
Fig. 3 is the structural schematic diagram of elastic rubber shell 103 provided in this embodiment.Fig. 4 is pressure provided in this embodiment
The structural schematic diagram of contracting elastic component 111.It please refers to Fig.1 to Fig.4, in the present embodiment, elastic rubber shell 103 has opposite set
The first end face 105 and second end face 107 set offer annular mounting recess 109 in second end face 107.Annular installation is recessed
The outer diameter of slot 109 is equal to the end overall diameter of the third end face 113 of compression elastic piece 111, the annular installation of elastic rubber shell 103
The internal diameter of groove 109 is equal to the end interior diameter of the third end face 113 of compression elastic piece 111.Elastic rubber selects damping performance excellent
Good material, specific select can determine according to concrete engineering situation.
In the present embodiment, compression elastic piece 111 has the third end face 113 and the 4th end face 115 being oppositely arranged, and presses
Contracting elastic component 111 gradually increases from the size of 113 to the 4th end face 115 of third end face, to form the compression bullet of tower structure
Property part 111, and third end face 113 is for being installed in the annular mounting recess 109 opened up in second end face 107.Specifically may be used
To be pacified by the way that the third end face 113 of compression elastic piece 111 is caught in the annular in the second end face 107 of elastic rubber shell 103
It fills in groove 109 so that compression elastic piece 111 is firm not to be loosened.Wherein, the passive stone blocking net 101 of annular includes ring network 203.
4th end face 115 is used to be fixedly connected with the ring network 203 of annular passive stone blocking net 101.In this way design, can by elastic component with
The advantages of rubber, is integrated in one, and rubber modulus is small, there is larger flexible deformation after stand under load, is impacted so as to absorbing；Compress bullet
Spring has very strong elastic deformability, can increase cushioning effect duration after stand under load, reduces impact of the falling rocks to ring network 203
Power.The excessive stress raisers of ring network 203 can be effectively prevented from, ensure the normal operation of ring network 203.In addition, should
Invention easily assembles, and has very strong operability, when the part of the buffering energy-dissipating structure 100 is damaged, to elastic rubber
Shell 103 and the progress replacement operation of compression elastic piece 111 are simple, so as to be effectively reduced cost.
Referring to Fig. 3, as a preferred option, in the present embodiment, elastic rubber shell 103 is cylinder.Rubber
Glue elasticity modulus is small, there is larger flexible deformation after stand under load, is impacted so as to absorbing.Certainly, in other embodiments of the invention,
The shape of elastic rubber shell can also be selected according to demand, and the embodiment of the present invention does not limit.
As a preferred option, in the present embodiment, compression elastic piece 111 is compressed spring.And the of compressed spring
On the direction of three end faces, 113 to the 4th end face 115, in two adjacent rings spring, the outer diameter of a upper coil spring is respectively less than next circle bullet
The outer diameter of spring, the outer diameter of a upper coil spring are more than the internal diameter of next coil spring.The third end face 113 and the 4th end face of compressed spring
115 structure is that both ends are enclosed and tightly polish pattern.Compressed spring has very strong elastic deformability, can increase after stand under load slow
Punching acts on duration, reduces impact force of the falling rocks to ring network 203.What the end overall diameter of the 4th end face 115 of compressed spring was selected
It is worth the difference that outline is less than the 117 representative section diameter of net ring of 203 mesh inscribed circle diameter of ring network and 2 times of ring networks 203.Together
When, it should be noted that in the present embodiment, the end overall diameter of the third end face 113 of compressed spring, the end of the 4th end face 115
The parameters such as overall diameter, free high, number of total coils and spring steel wire line footpath must be according to passive stone blocking net, the ring network for proposing anti-energy level
The concrete engineerings situation such as 203 mesh diameters determines.
Fig. 5 is the structural schematic diagram after buffering energy-dissipating structure 100 provided in this embodiment is connect with ring network 203, and Fig. 6 is
Buffering energy-dissipating structure 100 provided in this embodiment is installed on the structural schematic diagram on annular passive stone blocking net 101.It please refers to Fig.1
To Fig. 6, there are ring network 203 multiple net rings 117, buffering energy-dissipating structure 100 to be arranged in a one-to-one correspondence with multiple net rings 117, and slow
4th end face 115 of the compression elastic piece 111 rushed in energy-dissipating structure 100 is fixedly connected with net ring 117.When rock-fall impact ring network
When 203, generated load is able to part dissipation by buffering the effect of energy-dissipating structure 100 first, and then causes ring network 203
Displacement deformation occur pulls whole system to participate in stress.According to kinematic momentum theorem it is found that due to buffering energy-dissipating structure 100
With apparent flexibility, allow that deformation is big, the cushioning effect time is long, the impact force occurred is smaller, this just gives full play to
The architectural characteristic of " defeating a force with a tenderness ".Therefore, which can reduce impact velocity of the falling rocks to ring network 203, greatly
Width improves the threshold speed that " bullet effect " occurs, and avoids excessive stress raisers, improves passive stone blocking net energy and inhales
Receipts ability realizes the effective protection to falling rocks.
As a preferred option, there are six identical net rings for equal chain type socket around each net ring 117 in ring network 203
117, form 1-6 type ring networks.The 1-6 types ring network for the buffering energy-dissipating structure 100 that embodiment using the present invention provides can be real
Now to effective interception of fritter falling rocks.
It should be noted that in the present embodiment, net ring 117 and the compression elastic piece 111 in buffering energy-dissipating structure 100
4th end face 115 is fixedly connected by suturing rope 119.The 4th end face 115 of spring and ring network in energy-dissipating structure 100 will be buffered
203 net ring 117 is circumferentially sutured with suture rope 119.I.e. since any of single net ring 117, suture is restricted 119 with up time
The 4th end face 115 of spring is gradually intertwined by aciculiform formula with net ring 117, until suture rope 119 occurs for 117 1 weeks around net ring
Front and back suture end overlapping, stops suture and carries out knot.By owning in multiple buffering energy-dissipating structures 100 and ring network 203
Buffering energy-dissipating structure 100 is finally fixed together by the suture of net ring 117 with ring network 203.The palpus when ring network 203 is installed
The side for making the first end face 105 of the elastic rubber shell 103 of buffering energy-dissipating structure 100 occur towards Falling Rocks.
It is further preferred that in the present embodiment, suture rope 119 is steel wire rope.Certainly, in the other embodiment of the present invention
In, the type of suture rope 119 can also be selected according to demand, and the present invention does not limit.
Referring to Fig. 6, in the present embodiment, the elasticity of buffering energy-dissipating structure 100 must be made when ring network 203 is installed
The side that the first end face 105 of rubber shell 103 occurs facing towards falling rocks.When by disturbance falling rocks is occurred for side slope crag, if single
A falling rocks is small, and the single energy-dissipating structure 100 that buffers is acted on by rock-fall impact at first；If single falling rocks volume is big, Duo Gehuan
It rushes energy-dissipating structure 100 while being acted at first by rock-fall impact.
In conclusion the working principle and beneficial effect of buffering energy-dissipating structure 100 provided in this embodiment is：
The present invention provides a kind of buffering energy-dissipating structures 100, and for the passive stone blocking net 101 of annular, main includes elastic rubber
Glue shell 103 and compression elastic piece 111.First, elastic component and the advantages of rubber can be integrated in one by design in this way, rubber
Elasticity modulus is small, there is larger flexible deformation after stand under load, is impacted so as to absorbing；Compressed spring has very strong elastic deformation energy
Power can increase cushioning effect duration after stand under load, reduce impact force of the falling rocks to the ring network 203 of the passive stone blocking net of annular 101.Its
Secondary, elastic rubber shell 103 has the first end face 105 being oppositely arranged and second end face 107, is opened up in second end face 107
There is annular mounting recess 109, compression elastic piece 111 has the third end face 113 and the 4th end face 115 being oppositely arranged, and compresses
Elastic component 111 gradually increases from the size of 113 to the 4th end face 115 of third end face, to form the elasticity of compression of tower structure
Part 111, and third end face 113 is used to be installed in the annular mounting recess 109 opened up in second end face 107, the 4th end face 115
For being fixedly connected with ring network 203.It designs in this way, the excessive stress raisers of ring network 203 can be effectively prevented from, protect
Demonstrate,prove the normal operation of ring network 203.In addition, the invention easily assembles, there is very strong operability, when the buffering energy-dissipating structure
It is simple to elastic rubber shell 103 and the progress replacement operation of compression elastic piece 111 when 100 part is damaged, from
And cost can be significantly reduced.
When rock-fall impact ring network 203, generated load is able to portion by buffering the effect of energy-dissipating structure 100 first
Divide and dissipate, and then causes ring network 203 and displacement deformation pulling whole system participation stress occur.According to kinematic momentum theorem
It is found that since buffering energy-dissipating structure 100 has apparent flexible, allow that deformation is big, the cushioning effect time is long, what is occurred rushes
Hit that power is smaller, this has just given full play to the architectural characteristic of " defeating a force with a tenderness ".Therefore, which can reduce falling rocks
To the impact velocity of ring network 203, the threshold speed of generation " bullet effect " is greatly improved, and avoids excessive local stress collection
In, passive stone blocking net energy absorption capability is improved, realizes the effective protection to falling rocks.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of buffering energy-dissipating structure, for the passive stone blocking net of annular, which is characterized in that including：
Elastic rubber shell, the elastic rubber shell have the first end face and second end face that are oppositely arranged, and described second
Annular mounting recess is offered on end face；
Compression elastic piece, the compression elastic piece have the third end face and the 4th end face being oppositely arranged, and the elasticity of compression
Size of the part from the third end face to the 4th end face gradually increases, to form the elasticity of compression of tower structure
Part, and the third end face is used to be installed in the annular mounting recess opened up in the second end face, the 4th end
Face is used to be fixedly connected with annular passive stone blocking net.
2. buffering energy-dissipating structure according to claim 1, it is characterised in that：
The compression elastic piece is compressed spring, and on the direction of the third end face of compressed spring to the 4th end face, adjacent two
In coil spring, the outer diameter of a upper coil spring is respectively less than the outer diameter of next coil spring, and the outer diameter of a upper coil spring is more than next circle bullet
The internal diameter of spring.
3. buffering energy-dissipating structure according to claim 2, it is characterised in that：
The third end face of the compressed spring is both ends circle with the structure of the 4th end face and tightly polishes pattern.
4. buffering energy-dissipating structure according to claim 1, it is characterised in that：
The elastic rubber shell is cylinder.
5. buffering energy-dissipating structure according to claim 1, which is characterized in that including：
There are the passive stone blocking net of annular multiple net rings, the buffering energy-dissipating structure to be set with multiple net ring one-to-one correspondence
It sets, and the 4th end face of the compression elastic piece in the buffering energy-dissipating structure is fixedly connected with the net ring.
6. buffering energy-dissipating structure according to claim 5, it is characterised in that：
There are six identical net rings for chain type socket around each of the passive stone blocking net of the annular net ring.
7. buffering energy-dissipating structure according to claim 5, it is characterised in that：
The net ring is fixedly connected with the 4th end face of the compression elastic piece in the buffering energy-dissipating structure by suturing rope.
8. buffering energy-dissipating structure according to claim 7, it is characterised in that：
The suture rope is steel wire rope.
9. buffering energy-dissipating structure according to claim 1, it is characterised in that：
The third end face of the compression elastic piece is caught in the ring in the second end face of the elastic rubber shell
In shape installation groove so that the compression elastic piece is firm not to be loosened.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810398109.3A CN108374357A (en) | 2018-04-27 | 2018-04-27 | A kind of buffering energy-dissipating structure |
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| CN201810398109.3A CN108374357A (en) | 2018-04-27 | 2018-04-27 | A kind of buffering energy-dissipating structure |
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| CN107653804A (en) * | 2017-10-23 | 2018-02-02 | 沈阳建筑大学 | Energy-absorbing buffering Anti-collision barrel for road traffic |
| CN208136741U (en) * | 2018-04-27 | 2018-11-23 | 东北林业大学 | A kind of buffering energy-dissipating structure |
| CN209141964U (en) * | 2018-10-30 | 2019-07-23 | 柳州市德诚机械有限公司 | A kind of tower-shaped seat cushion spring of car |
| CN110787706A (en) * | 2019-10-15 | 2020-02-14 | 浙江博来工具有限公司 | Fast-assembly connector for stirring rod and assembly method thereof |
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2018
- 2018-04-27 CN CN201810398109.3A patent/CN108374357A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3674115A (en) * | 1970-09-23 | 1972-07-04 | Energy Absorption System | Liquid shock absorbing buffer |
| CN105179852A (en) * | 2015-07-24 | 2015-12-23 | 中山市雅西环保科技有限公司 | Automatic constant-current joint |
| CN106522274A (en) * | 2017-01-10 | 2017-03-22 | 吉林大学 | Assembly type spring energy dissipation cushion protecting structure for preventing landfall and rockfall of top of shed chamber |
| CN107653804A (en) * | 2017-10-23 | 2018-02-02 | 沈阳建筑大学 | Energy-absorbing buffering Anti-collision barrel for road traffic |
| CN208136741U (en) * | 2018-04-27 | 2018-11-23 | 东北林业大学 | A kind of buffering energy-dissipating structure |
| CN209141964U (en) * | 2018-10-30 | 2019-07-23 | 柳州市德诚机械有限公司 | A kind of tower-shaped seat cushion spring of car |
| CN110787706A (en) * | 2019-10-15 | 2020-02-14 | 浙江博来工具有限公司 | Fast-assembly connector for stirring rod and assembly method thereof |
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