WO2000019019A1 - Semelle elastique pour pression elevee au sol - Google Patents

Semelle elastique pour pression elevee au sol Download PDF

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Publication number
WO2000019019A1
WO2000019019A1 PCT/KR1999/000591 KR9900591W WO0019019A1 WO 2000019019 A1 WO2000019019 A1 WO 2000019019A1 KR 9900591 W KR9900591 W KR 9900591W WO 0019019 A1 WO0019019 A1 WO 0019019A1
Authority
WO
WIPO (PCT)
Prior art keywords
cylinder
elastic
elastic pad
plate
earth pressure
Prior art date
Application number
PCT/KR1999/000591
Other languages
English (en)
Japanese (ja)
Inventor
Young Sun Park
Original Assignee
Hyup Sung Industrial Co., Ltd.
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hyup Sung Industrial Co., Ltd. filed Critical Hyup Sung Industrial Co., Ltd.
Publication of WO2000019019A1 publication Critical patent/WO2000019019A1/fr

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/36—Bearings or like supports allowing movement
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D19/00—Structural or constructional details of bridges
    • E01D19/04—Bearings; Hinges
    • E01D19/041—Elastomeric bearings

Definitions

  • the present invention relates to an elastic pad that is provided in the middle of the upper and lower beams of a bridge or a building structure and supports a load stably.
  • a conventional elastic pad (1 10) is composed of a body (111) made of a rubber material and a number of inserts formed horizontally and parallel inside the body (111). It is composed of a reinforcing plate (1 1 2), supports the upper load of beams and building structures, and is directly provided in a single piece form to enable refraction and sliding, but if necessary, an elastic pad (1 10) In order to control the refraction / sliding in a predetermined direction or at a predetermined angle, it is better to use the reinforced elastic supports (100) of the upper case (200) and the lower case (300). It is advantageous.
  • control of the movable direction by the upper case (200) and the lower case (300) is performed by installing stoppers, guides, clamps, etc. on the upper case (200) and the lower case (300) so as to correspond to each other.
  • the refraction / sliding is controlled. Since such a technique is generally known, a description thereof will be omitted.
  • the body (111) since the body (111) is made of a rubber material, it is bent at a predetermined angle depending on the load direction applied by the physical properties of the rubber material. Folding or sliding is possible inside, and a large number of reinforcing plates (1 1 2) are built in to prevent excessive compressive deformation, and horizontal load is applied excessively like when an earthquake occurs.
  • the elastic pad (110) is made of rubber. It should be designed to work well under the ultimate stiffness of materials that allow fatigue effects, and should be able to withstand transient overloads and deformations larger than designed without breaking.
  • the elastic support (100) has an upper case (200) and a cylinder hole.
  • the lower case (300) and the elastic pad (120) are formed in the lower case (300), and the elastic pad (120) is formed in the cylinder hole (310) in the lower case (300).
  • the elastic member (1 2 1) made of rubber material that is seated on the cylinder hole (3) and the piston (1) inserted into the cylinder hole (3 1 0) and elastically supported upward by the elastic member (1 2 1).
  • 2 2) Attached to the sliding plate (1 2 3) and piston (1 2 2) attached to the upper surface of the piston (1 2 2) to enable the upper case (2 20) to slide smoothly.
  • a sealing means (1 2 4) for sealing the elastic member (1 2 1) seated in the cylinder hole (3 10).
  • the sliding plate (1 2 3) is generally a material of the fluorine resin (PTFE) or the like.
  • the elastic pad (1 20) cannot be used alone,
  • the upper case (200) and lower case (300) are always used with reinforced elastic supports (100).
  • Such an elastic support (100) may be variously modified depending on the case.
  • an omnidirectional movable type it is as shown in FIG. 10 and in the case of an omnidirectional fixed type, Then, the sliding plate (123) is removed, the upper case (200) and the piston (122) of the elastic pad (120) are integrally formed, and the piston (112) inserted into the cylinder hole (310) is formed.
  • 1 22) Prevent the upper case (200) from sliding in all directions.
  • a guide hole is formed in the upper case (200) and Z or biston (122) in one direction, and a separate guide bin is inserted into the guide hole or the guide hole is formed.
  • a guide bin is provided in the upper case (220) or the piston member (2 1 1) at a position corresponding to the door hole so that the upper case (220) can slide in one direction along the guide hole. .
  • the elastic support (100) shown in Fig. 10 has a circular structure of cylinder holes (310), elastic members (121) and bistons (122), and a large load.
  • Elastic support to support the (100) In the case of enlarging the size, the diameter and depth of the cylinder hole (310) and the lower case (300) formed with the cylinder hole (310) according to the known Hup formula. Is constantly increased.
  • the beams and trusses that make up the concrete beam expand and contract due to changes in their own weight, external forces, and temperature. And an appropriate edge distance is required.
  • the width of the elastic support is specified. Only the length is required, and the width of the upper surface is required to be a predetermined length so that the pier also supports the elastic support safely.However, the width of the elastic support that secures the edge distance and the pier that supports the elastic support If the top width of the pier is unnecessarily increased, the overall width of the pier must be larger than the design value, and the construction cost will be greatly increased. Therefore, the width of the elastic support and the top width of the pier should be set to appropriate values while securing the edge distance and considering safety. Disclosure of the invention
  • the elastic support (100) shown in FIG. 10 above When the beam or truss constituting the concrete beam is supported by the elastic support (100) shown in FIG. 10 above, the elastic support (100) having a predetermined size is required to sufficiently support the load. ) Is required, but as mentioned above, when the size of the elastic support (100) is increased, the width is increased steadily, so that the width of the elastic support (100) is Since the overall width of the pier has to be increased more than necessary by exceeding the appropriate length to secure the edge distance, the construction cost is wasted more than necessary, and this limits the use. Problems also occurred.
  • the elastic supports that support them It is preferable from the viewpoint of safety that refraction in the bridge axis direction is performed and refraction in a direction forming 90 degrees with the bridge axis direction (torsion of the beam) is suppressed as much as possible.
  • the elastic support (100) shown in Fig. 10) and the elastic support (100) shown in Fig. 10 have a structure that can bend in all directions, so there is always a problem that involves safety issues.
  • the present invention is intended to solve the above-mentioned problems.
  • sliding a reduction phenomenon is generated and a swelling phenomenon is restrained, so that a larger load can be supported and safety can be improved.
  • the purpose of this is to provide a high earth pressure elastic pad which can improve construction and can be used widely and reduce the construction cost.
  • FIG. 1a is a plan view or a bottom view illustrating Embodiment 1 of the elastic pad according to the present invention.
  • FIG. Lb is a front sectional view of FIG.
  • FIG. 1c is a side sectional view of FIG. 1a.
  • FIG. 2A is a state diagram in which a vertical load eccentric in a direction intersecting 90 degrees with the ⁇ -axis direction is applied to the elastic pad according to the first embodiment of the present invention.
  • FIG. 2B is a state diagram in which a vertical load eccentric in the bridge axis direction is applied to the elastic pad according to the first embodiment of the present invention.
  • FIG. 3A is a state diagram in which a horizontal load is applied to the elastic pad according to the first embodiment of the present invention in a direction crossing the bridge axis direction by 90 degrees.
  • FIG. 3B is a diagram showing a state in which a horizontal load is applied to the elastic pad according to the first embodiment of the present invention in the bridge axis direction.
  • FIG. 4a is a plan view or a bottom view illustrating Embodiment 2 of the elastic pad according to the present invention.
  • FIG. 4b is a front sectional view of FIG. 4a.
  • FIG. 5a is a plan view illustrating a third embodiment of the elastic pad according to the present invention, Or it is a bottom view.
  • FIG. 5b is a front sectional view of FIG. 5a.
  • FIG. 6A is a plan view or a bottom view illustrating a fourth embodiment of the elastic pad according to the present invention.
  • FIG. 6b is a front sectional view of FIG. 6a.
  • FIG. 7A is a plan view or a bottom view illustrating Embodiment 5 of the elastic pad according to the present invention.
  • FIG. 7b is a front sectional view of FIG. 7a.
  • FIG. 8 is a front sectional view of an elastic support provided with an elastic pad according to the present invention.
  • FIG. 9 is a front sectional view showing an example of an elastic support provided with an elastic pad according to the related art.
  • FIG. 10 is a partial front sectional view showing another example of the elastic support provided with the elastic pad according to the related art.
  • the present invention provides an upper plate and a lower plate, a member of a cylinder through which a number of cylinder holes are penetrated, a number of elastic members respectively seated in these cylinder holes, Upper and lower pistons that are inserted on both sides to seal the elastic member, and receive and integrate the upper and lower pistons between the upper plate and one cylinder, and between the lower plate and one cylinder.
  • the structure is made of a molded elastic reinforcing material.
  • Fig. La is a plan view or a bottom view illustrating the first embodiment of the elastic pad according to the present invention
  • Fig. Lb is a front sectional view of Fig. La
  • Fig. Lc is a side sectional view of Fig. La.
  • the elastic pad (10) according to the present invention comprises an upper plate (11), a lower plate (12), and a cylinder member (13) penetrated by a number of cylinder holes (13a, 13b).
  • the lower plate (1 2) and the cylinder Embodiment 1 comprises an elastic reinforcing material (20) which receives the upper and lower pistons (15, 16; 17 and 18) between them and one member (13) and is integrally formed.
  • said cylinder members (13) each consist of a pair of cylindrical cylinders (14 ', 14 ") penetrated by cylinder holes (13a, 13b).
  • FIG. 2a is a diagram showing a state in which a vertical load eccentric in a direction crossing the bridge axis direction by 90 degrees is applied to the elastic pad according to the first embodiment of the present invention
  • FIG. 2b is a diagram according to the first embodiment of the present invention.
  • This is a state diagram in which a vertical load eccentric in the ⁇ -axis direction is applied to the elastic pad.
  • the vertical load eccentric in a direction crossing 90 ° with the bridge axis direction is shown in Fig. 2a. 2b, the elastic pad (10) is not bent, and when a vertical load eccentric in the bridge axis direction is applied to the elastic pad (10) as shown in FIG.
  • Fig. 3a is a diagram showing a state in which a horizontal load is applied to the elastic pad according to the first embodiment of the present invention in a direction crossing the bridge axis direction by 90 degrees
  • Fig. 3b is a diagram showing the elastic pad according to the first embodiment of the present invention.
  • This is a state diagram in which a horizontal load is applied in the direction of the bridge axis. According to this figure, even if a horizontal load is applied in either direction of crossing the bridge axis by 90 °, the first and second The elastic reinforcing portions (20a, 2 Ob) are pulled, and the upper plate (1 1) and the cylinder member (13) are slidingly moved relative to the lower plate (1 2).
  • FIG. 4A is a plan view or a bottom view showing an elastic pad according to a second embodiment of the present invention
  • FIG. 4B is a front sectional view of FIG. 4A.
  • the corrosion prevention portion (20 c) When the upper plate (1 1), the lower plate (1 2), and the cylinder member (1 3) are wrapped with the elastic reinforcing material (20), the corrosion of each metal member is prevented and the product life is extended. Has the effect of being done.
  • FIG. 5A is a plan view or a bottom view showing a third embodiment of the elastic pad according to the present invention
  • FIG. 5B is a front sectional view of FIG. 5A.
  • a seating hole (1] a, 12a) is formed between the lower cylinder (1 2) and the lower plate (1 2), and the energy absorbing member (2 1) is inserted through the cylindrical cylinder (14 ', 14 ").
  • the energy absorbing member (21) all known materials can be used, but lead is the most common.
  • the energy absorbing member (2 1) When the energy absorbing member (2 1) is provided in this manner, a horizontal load is applied, and the upper plate (1 1) and the cylinder member (1 3) are set based on the lower plate (1 2). When sliding, the energy absorbing member (2 1) absorbs energy as it deforms, so the suddenly applied horizontal load is buffered, and the elastic pad (10) is prevented from being damaged, thus ensuring safety. Has the effect of being improved.
  • FIG. 6A is a plan view or a bottom view illustrating a fourth embodiment of the elastic pad according to the present invention
  • FIG. 6B is a front sectional view of FIG. 6A.
  • the member (1 3) is a pair of cylinder holes (1 3a, 13b) consists of a rectangular block (14) penetrated, and the state in which a vertical load and a horizontal load are applied is the same as in the first embodiment, and therefore the description thereof is omitted.
  • FIG. 7A is a plan view or a bottom view illustrating a fifth embodiment of the elastic pad according to the present invention
  • FIG. 7B is a front sectional view of FIG. 7A.
  • the energy absorbing member (2 1) is penetrated and inserted at a position between the two.
  • the function of reinforcing the energy absorbing member (2 1) has been described with reference to FIGS. 5A and 5B. Therefore, the explanation for this is omitted.
  • FIG. 8 is a front sectional view of the elastic support provided with the elastic pad according to the present invention.
  • the elastic support (100) includes the elastic pad (10), the upper case (200), and the lower case ( The upper case (200) is attached to the upper plate (11) of the elastic pad (10), and the lower case (300) is attached to the lower plate (1 2). .
  • the example shown in FIG. 8 is of an omnidirectional type capable of sliding in all directions, but a stopper, a guide, a clamp, or the like is provided on the upper case (200) and the lower case (300). It can be applied and used for omnidirectional fixed type or unidirectional fixed type as required.
  • the elastic pad (10) according to the present invention smoothly performs refraction in the bridge axis direction, but refracts in a direction crossing the bridge axis direction by 90 degrees. Is not generated.
  • this point can be said to be a characteristic that cannot be found in the prior art, such a characteristic makes it possible to use the elastic pad (10) according to the present invention as a medium for supporting a beam of a vehicle bridge, particularly a beam for a railway vehicle.
  • the advantage that safety is greatly improved is expected, and as can be seen from the above-described various embodiments, the width of the elastic pad itself can be reduced as necessary compared to the conventional elastic pads (110, 120). Same support A load larger than the holding area can be supported.
  • a larger load can be supported, and at the time of sliding, a damping phenomenon occurs.
  • safety is improved by an effect of preventing conduction in a direction perpendicular to a bridge axis. Its width can be easily adjusted, construction costs can be reduced, and it can be deformed and installed in various ways if necessary, which has the effect of improving product appeal.
  • the elastic reinforcing member since the elastic reinforcing member receives the upper and lower cylinders, no separate sealing means is required, and the sealing function is further improved.
  • the present invention is not limited to the elastic pad having one pair of cylinder holes, and may be variously modified without departing from the scope of the following claims.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mechanical Engineering (AREA)
  • Vibration Prevention Devices (AREA)

Abstract

Selon l'invention on a monté cette semelle élastique au niveau de la poutre supérieure d'un pont ou à mi-chemin entre les parties supérieure et inférieure d'une structure de bâtiment, aux fins de support stable d'une charge, cette semelle comprenant une plaque supérieure (11), une plaque inférieure (12), un cylindre (13) présentant plusieurs orifices (13a, 13b) percés à travers celui-ci, plusieurs éléments élastiques (19a, 19b) fixés respectivement aux orifices (13a, 13b), des pistons supérieurs et inférieurs (15, 16; 17, 18), insérés respectivement dans les côtés opposés des orifices du cylindre (13a, 13b), aux fins de scellement des éléments élastiques (19a, 19b), ainsi qu'un élément renforçateur élastique (20), monobloc, lequel reçoit les pistons supérieurs et inférieurs (15, 16; 17, 18) entre la plaque supérieure (11) et le cylindre (13), d'une part, et entre la plaque inférieure (12) et le cylindre (13), d'autre part. Grâce à cet agencement il est possible de produire un phénomène de décalage par coulissement, d'empêcher un phénomène de gonflement, de supporter une charge plus grande, d'améliorer la sécurité, de trouver une plus grande diversité d'applications et de réduire les coûts de construction.
PCT/KR1999/000591 1998-09-30 1999-09-30 Semelle elastique pour pression elevee au sol WO2000019019A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1998/18786U 1998-09-30
KR2019980018786U KR200214810Y1 (ko) 1998-09-30 1998-09-30 고지압 탄성 패드

Publications (1)

Publication Number Publication Date
WO2000019019A1 true WO2000019019A1 (fr) 2000-04-06

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PCT/KR1999/000591 WO2000019019A1 (fr) 1998-09-30 1999-09-30 Semelle elastique pour pression elevee au sol

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KR (1) KR200214810Y1 (fr)
CN (1) CN1287587A (fr)
WO (1) WO2000019019A1 (fr)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101718076B (zh) * 2008-10-09 2011-06-22 上海市城市建设设计研究院 运动锁定装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03411Y2 (fr) * 1983-10-20 1991-01-09

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03411Y2 (fr) * 1983-10-20 1991-01-09

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CN1287587A (zh) 2001-03-14
KR200214810Y1 (ko) 2001-03-02
KR19990022298U (ko) 1999-07-05

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