CN210886907U - Bidirectional moving basin type support - Google Patents

Abstract

The utility model discloses a two-way movable basin type support, which comprises an upper seat plate and a base, the upper seat plate and the base are both fixedly connected with a beam bottom plate, and a lower sliding surface layer, rubber The cushion layer, the middle steel cushion layer, the upper sliding surface layer, the lower sliding surface layer and the upper sliding surface layer are all provided with corresponding sliding sliding plates. This two-way movable basin bearing has high bearing capacity and good impact resistance. The rubber cushion in the structure can absorb vibration and adapt to a certain amount of pivot angle; it can realize the relative movement of the trolley beam longitudinally and laterally, and Realize the required turning angle when warping occurs at the fulcrum, eliminate the system stress caused by the displacement of the trolley beam fulcrum due to changes in ambient temperature or load, avoid damage to system components, and eliminate unsafe factors. The utility model is used in the field of basin type supports.

Description

A two-way mobile basin support

technical field

The utility model relates to the field of basin type supports, in particular to a two-way moving basin type support.

Background technique

Beijiang (Qujiang Wushi to Sanshui Estuary) Waterway Expansion and Upgrade Project The second and third line ship locks of Feilaixia Junction, the basin bearing support used for the hoist beam of the hoisting machine for the first flood protection access door of the upper and lower locks, due to The trolley beam of the hoist has a large span and a large load. Therefore, when the ambient temperature changes during use, the longitudinal and lateral expansion and contraction of the trolley beam will be larger. Warping at the fulcrum, these two conditions will cause multidirectional additional stress to the overall system.

The new type of bridge bearing commonly used at present is the basin rubber bearing, which is composed of an upper seat plate, a sealing ring, a rubber plate, a bottom basin, an anchor bolt and a dust cover. For the existing pot-type rubber bearing, because the bearing support load is relatively large and it is a large structural member, so many materials are used, and the plane is large, and the deformation and other factors increase, which increases the difficulty of production; the bearing There are many structural layers, many circular parts, relatively low utilization rate of materials, and large consumables; the materials used for the support include stainless steel, carbon steel, cast steel, low friction plastic alloys, rubber, copper seals and other materials. The number of pieces is small, the purchase of materials is difficult, and the material price is high; there are many bearing components, and the production and processing volume is large; the production of the cast steel base and the blank of the rubber pad requires the production of molds, and some auxiliary tooling is required for processing, so it needs more A lot of auxiliary manufacturing costs; PTFE plates are lubricated with silicone grease during use, but cannot be refueled during use; considering the large span of the trolley beam in this project and its heavy weight, it is difficult to maintain and replace in the later stage.

According to the needs of engineering design, a new bearing device is specially designed, a two-way movable basin bearing with better performance.

Utility model content

The purpose of the utility model is to provide a two-way movable basin bearing with no oil lubrication and good wear resistance.

The technical scheme adopted by the utility model is: a two-way mobile basin support, which comprises an upper seat plate and a base, the upper seat plate and the base are both fixedly connected with the beam bottom plate, and the space between the upper seat plate and the base is from bottom to top A lower sliding surface layer, a rubber cushion layer, an intermediate steel cushion layer, and an upper sliding surface layer are arranged in sequence, and the lower sliding surface layer and the upper sliding surface layer are provided with corresponding sliding sliding plates.

As a further improvement of the technical solution of the present invention, the sliding slide plate is made of low friction material.

As a further improvement of the technical solution of the present invention, the upper seat plate and the base are installed in the center.

As a further improvement of the technical solution of the present invention, the upper seat plate and the base are bolted to the bottom plate of the beam.

As a further improvement of the technical solution of the present invention, the friction coefficient of the upper sliding surface layer and the lower sliding surface layer is between 0.1-0.15.

The beneficial effects of the utility model are as follows: the two-way movable basin support has high bearing capacity and good impact resistance, and the rubber cushion in the structure can absorb vibration and adapt to a certain amount of pivot angle; it can realize the longitudinal direction of the trolley beam. The relative movement of the trolley and the lateral direction, as well as the rotation angle required to realize the warpage at the fulcrum, eliminate the system stress caused by the displacement of the fulcrum of the trolley beam due to changes in ambient temperature or load, avoid damage to system components, and eliminate unsafe factors; this The support fully considers the convenience of installation and the simplicity of daily maintenance.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the following briefly introduces the accompanying drawings used in the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present invention. , for those of ordinary skill in the art, other drawings can also be obtained based on these drawings without any creative effort.

FIG. 1 is a schematic diagram of an embodiment of the present invention.

Detailed ways

1, the present utility model is a two-way mobile basin type support, which includes an upper seat plate 1 and a base 2, the upper seat plate 1 and the base 2 are fixedly connected with the beam bottom plate, and the upper seat plate 1 and the base 2 are fixedly connected. There are a lower sliding surface layer, a rubber cushion layer 3, a middle steel cushion layer 4, and an upper sliding surface layer in order from bottom to top, and the lower sliding surface layer and the upper sliding surface layer are provided with corresponding sliding slide plates 5. The upper seat plate 1 and the base 2 are installed in the center.

Specifically, the rubber cushion layer 3 is capable of absorbing shock and adapting to a certain amount of pivot angle. The bearing capacity and impact resistance of this bearing are improved. The bearing capacity of this basin bearing is not less than 8000kN, the height is 175mm, the displacement along the bridge direction is ±100mm, and the lateral displacement is ±40mm. The friction coefficient of the lower sliding surface layer is 0.1-0.15, and its service life is more than 50 years.

For the existing pot-type rubber bearing, because the bearing has a relatively large load and is a large structural member, more materials are used, and the plane is large, and the deformation and other factors increase, which increases the difficulty of manufacturing; the bearing structure There are many layers, many round parts, relatively low material utilization rate, and large consumables. This two-way moving basin support is optimized to reduce the number of layers, but the structure is complete.

As a preferred embodiment of the present invention, the sliding sliding plate 5 is made of low friction material. Specifically, low-friction materials are based on different monomers copolymerized with polymers, modified by synthetic rare earth metal compounds and various additives, and manufactured through a special synthesis process. Polymers have the stability of electric field, chemical field, internal and external force fields. It has excellent wear resistance, elasticity and self-recovery, low friction coefficient and self-lubrication, seawater corrosion resistance, sediment resistance, no peeling and other characteristics. The basin bearing uses this sliding sliding plate, which has the performance of small sliding resistance and smooth sliding, and is not easy to produce plastic deformation under long-term continuous load, and also has good wear resistance and corrosion resistance, and is suitable for humid environments. use. Compared with the polytetrafluoroethylene plate in the prior art support, the working performance is stable, and the service life of the support is greatly increased.

The upper seat plate 1 and the base 2 are bolted to the beam bottom plate. Two bolt holes are symmetrically arranged on the left and right sides of the upper seat plate 1 and the base 2, and the bolts pass through the bolt holes to fix the upper seat plate 1, the base 2 and the beam bottom plate.

This two-way movable basin bearing has high bearing capacity and good impact resistance. The rubber cushion 3 in the structure can absorb vibration and adapt to a certain amount of pivot angle; it can realize the relative movement of the trolley beam longitudinally and laterally, And realize the required turning angle when the fulcrum is warped, eliminate the system stress caused by the displacement of the trolley beam fulcrum due to changes in ambient temperature or load, avoid damage to system components, and eliminate unsafe factors; the support fully considers the installation. Convenience and simplicity of routine maintenance.

Of course, the invention of the present invention is not limited to the above-mentioned embodiments, and those skilled in the art can also make equivalent modifications or replacements without violating the spirit of the present invention, and these equivalent modifications or replacements are included in the right of the application within the limits of the requirements.

Claims (5)

1. A two-way mobile basin type support is characterized in that: it comprises an upper seat plate (1) and a base (2), and the upper seat plate (1) and the base (2) are fixedly connected with a beam bottom plate, and the upper seat plate (1) and the base (2) are fixedly connected with a beam bottom plate. A lower sliding surface layer, a rubber cushion layer (3), an intermediate steel cushion layer (4), and an upper sliding surface layer are sequentially arranged between the plate (1) and the base (2) from bottom to top, and the lower sliding surface layer and the upper sliding surface layer are arranged in sequence from bottom to top. The sliding surface layers are all provided with corresponding sliding sliding plates (5). 2 . The two-way movable basin support according to claim 1 , wherein the sliding slide plate ( 5 ) is made of low friction material. 3 . 3 . The two-way mobile basin support according to claim 1 , wherein the upper seat plate ( 1 ) and the base ( 2 ) are centered and installed. 4 . 4. The two-way movable basin support according to claim 1, characterized in that: the upper seat plate (1) and the base (2) are bolted to the beam bottom plate. 5 . The two-way movable basin support according to claim 1 , wherein the friction coefficient of the upper sliding surface layer and the lower sliding surface layer is in the range of 0.1-0.15. 6 .

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