Spherical support with waterproof structure

Abstract

The utility model relates to the technical field of bridge components, in particular to a waterproof structure spherical support which comprises a second support plate, a first support plate is arranged over the top end of the second support plate, and a damping mechanism is arranged between the second support plate and the inner side of the first support plate. A waterproof mechanism is arranged between the inner side and the outer side of the second support plate and the inner side and the outer side of the first support plate, and mounting mechanisms are arranged at the four corners of the bottom end of the second support plate and the four corners of the top end of the first support plate. The middle steel plate, the spherical crown lining plate, the plane sealing ring, the spherical sealing ring and the external rubber ring are used in a matched mode, the plane sealing ring and the spherical sealing ring achieve primary sealing inside, the external rubber ring achieves secondary sealing outside, and therefore under the influence of humid, rainwater, ocean and atmospheric environments, the sealing effect is good, and the sealing effect is good. Double waterproof protection is provided by the interior and the exterior of the support.

Description

Technical Field

[0001] The utility model relates to the technical field of bridge components, in particular to a waterproof spherical bearing. Background Art

[0002] At present, the bearings used in occasions such as natural conditions, rainwater, marine atmospheric environment, and rainwater scouring basically adopt ordinary bearings, which will exacerbate the corrosion of ordinary bearings, affect the use function of the bearing structure, require frequent maintenance and replacement, cause difficulties in construction, pose potential safety hazards to operation, and increase corresponding economic costs at the same time.

[0003] In these specific occasions, in order to overcome the above deficiencies, it is necessary to design a waterproof spherical bearing to meet the above requirements. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a waterproof spherical bearing to solve the problems raised in the above background art.

[0005] To achieve the above purpose, the utility model provides the following technical solutions:

[0006] A waterproof spherical bearing includes

[0007] A second bearing plate, a first bearing plate is arranged directly above the top end of the second bearing plate, and a shock absorption mechanism is arranged between the inner sides of the second bearing plate and the first bearing plate;

[0008] A waterproof mechanism is arranged between the inner and outer sides of the second bearing plate and the first bearing plate, and installation mechanisms are arranged at the four corners of the bottom end of the second bearing plate and the four corners of the top end of the first bearing plate.

[0009] Preferably, the shock absorption mechanism includes a flat slide plate, the flat slide plate is arranged on the lower end face of the middle part of the first bearing plate, an intermediate steel plate is arranged below the flat slide plate, a spherical crown liner is arranged at the middle part of the top end of the second bearing plate, and a spherical slide plate is arranged between the spherical crown liner and the intermediate steel plate;

[0010] Preferably, the waterproof mechanism includes a flat sealing ring, a flat sealing ring is arranged between the intermediate steel plate and the first bearing plate on the outer side of the flat slide plate, and a spherical sealing ring is arranged between the intermediate steel plate and the spherical crown liner on the outer side of the spherical slide plate;

[0011] Preferably, a first stainless steel plate is arranged on the upper end face of the second bearing plate, a second stainless steel plate is arranged on the end face of the first bearing plate, and an outer rubber ring is arranged outside the first bearing plate, the second bearing plate, the first stainless steel plate and the second stainless steel plate;

[0012] Preferably, the installation mechanism includes anchor studs, and the anchor studs are arranged at the outer four corners of the second support plate and the first support plate. The second support plate, the first support plate and the anchor studs are fixedly connected by bolts.

[0013] Preferably, the middle parts of the second support plate and the spherical crown liner are connected by tenons.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] 1. For the spherical bearing with a waterproof structure, through the combined use of the middle steel plate, spherical crown liner, plane sealing ring, spherical sealing ring and external rubber ring, the plane sealing ring and the spherical sealing ring achieve a primary seal inside, while the external rubber ring achieves a secondary seal outside. In this way, under the influence of humid, rainy, marine and atmospheric environments, double waterproof protection is provided by the inside and outside of the bearing.

[0016] 2. For the spherical bearing with a waterproof structure, through the combined use of the second support plate, the first support plate, the middle steel plate and the spherical crown liner, when the device is subjected to a vertical pressure, first, the pressure is transmitted from the upper beam body to the first stainless steel plate, and then sequentially transmitted to the first support plate, plane slide plate, middle steel plate, spherical slide plate, spherical crown liner, second support plate, second stainless steel plate, and finally transmitted to the bridge pier. During the transmission of the force, the spherical crown liner realizes the shock absorption and buffering of the vertical angle. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is the overall front view structural schematic diagram of the utility model;

[0018] Figure 2 is the structural schematic diagram of the external rubber ring of the utility model;

[0019] Figure 3 is of the utility model Figure 2 partial enlarged schematic diagram at position.

[0020] In the figure: 1. Second support plate; 2. First support plate; 3. Plane slide plate; 4. Middle steel plate; 5. Spherical crown liner; 6. Spherical slide plate; 7. Plane sealing ring; 8. Spherical sealing ring; 9. Tenon; 10. First stainless steel plate; 11. Second stainless steel plate; 12. External rubber ring; 13. Anchor stud; 14. Bolt. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0021] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0022] As Figures 1-3 shown, a technical solution provided by the present utility model:

[0023] A waterproof structure spherical bearing includes a second support plate 1. A first support plate 2 is arranged directly above the top end of the second support plate 1. A shock-absorbing mechanism is arranged between the inner sides of the second support plate 1 and the first support plate 2. The shock-absorbing mechanism includes a flat slide plate 3. The flat slide plate 3 is arranged on the lower end face of the middle part of the first support plate 2. A middle steel plate 4 is arranged below the flat slide plate 3. A spherical crown liner 5 is arranged in the middle of the top end of the second support plate 1. A spherical slide plate 6 is arranged between the spherical crown liner 5 and the middle steel plate 4;

[0024] In this embodiment, when the device is subjected to a vertical pressure, first, the pressure is transmitted from the upper beam body to the first stainless steel plate 10, and then sequentially transmitted to the first support plate 2, the flat slide plate 3, the middle steel plate 4, the spherical slide plate 6, the spherical crown liner 5, the second support plate 1, and the second stainless steel plate 11, and finally transmitted to the bridge pier. During the transmission of the force, the spherical crown liner 5 realizes the shock absorption and buffering of the vertical angle, and the relative sliding between the first stainless steel plate 10 on the first support plate 2 and the flat slide plate 3 realizes the displacement. At the same time, the middle steel plate 4 and the spherical slide plate 6 realize the rotation function.

[0025] As Figure 3 shown, a waterproof mechanism is arranged between the inner and outer sides of the second support plate 1 and the first support plate 2. The waterproof mechanism includes a flat sealing ring 7. A flat sealing ring 7 is arranged between the middle steel plate 4 and the first support plate 2 on the outer side of the flat slide plate 3. A spherical sealing ring 8 is arranged between the middle steel plate 4 and the spherical crown liner 5 on the outer side of the spherical slide plate 6. The upper end face of the second support plate 1 has a first stainless steel plate 10, and the end face of the first support plate 2 is provided with a second stainless steel plate 11. An outer rubber ring 12 is arranged outside the first support plate 2, the second support plate 1, the first stainless steel plate 10, and the second stainless steel plate 11;

[0026] In this embodiment, a planar sealing ring 7 is provided on the outer side of the intermediate steel plate 4 and the first support plate 2 on the planar sliding plate 3, and a spherical sealing ring 8 is provided on the outer side of the intermediate steel plate 4 and the spherical crown liner 5 on the spherical sliding plate 6. An external rubber ring 12 is provided outside the first support plate 2, the second support plate 1, the first stainless steel plate 10 and the second stainless steel plate 11. Among them, the planar sealing ring 7 and the spherical sealing ring 8 achieve a primary seal inside, while the external rubber ring 12 achieves a secondary seal outside. In this way, under the influence of humid, rainy, marine and atmospheric environments, double waterproof protection is provided by the inside and outside of the support.

[0027] As Figure 2 shown, installation mechanisms are provided at the four corners of the bottom end of the second support plate 1 and the four corners of the top end of the first support plate 2. The installation mechanism includes anchor steel bars 13, which are arranged at the outer four corners of the second support plate 1 and the first support plate 2. The second support plate 1, the first support plate 2 and the anchor steel bars 13 are fixedly connected by bolts 14, and the middle parts of the second support plate 1 and the spherical crown liner 5 are connected by a tenon 9;

[0028] In this embodiment, during installation, the anchor steel bars 13 can be quickly fixedly connected to the first support plate 2 or the second support plate 1 through bolts 14, which is convenient for quick disassembly and assembly.

[0029] Working principle: When the device is subjected to a vertical pressure, first, the pressure is transmitted from the upper beam body to the first stainless steel plate 10, and then sequentially transmitted to the first support plate 2, the planar sliding plate 3, the intermediate steel plate 4, the spherical sliding plate 6, the spherical crown liner 5, the second support plate 1, the second stainless steel plate 11, and finally transmitted to the bridge pier. During the transmission of the force, the spherical crown liner 5 realizes shock absorption and buffering of the vertical angle, and the displacement is realized by the relative sliding of the first stainless steel plate 10 on the first support plate 2 and the planar sliding plate 3. At the same time, the intermediate steel plate 4 and the spherical sliding plate 6 realize the rotation function; a planar sealing ring 7 is provided on the outer side of the intermediate steel plate 4 and the first support plate 2 on the planar sliding plate 3, and a spherical sealing ring 8 is provided on the outer side of the intermediate steel plate 4 and the spherical crown liner 5 on the spherical sliding plate 6. An external rubber ring 12 is provided outside the first support plate 2, the second support plate 1, the first stainless steel plate 10 and the second stainless steel plate 11. Among them, the planar sealing ring 7 and the spherical sealing ring 8 achieve a primary seal inside, while the external rubber ring 12 achieves a secondary seal outside. In this way, under the influence of humid, rainy, marine and atmospheric environments, double waterproof protection is provided by the inside and outside of the support.

[0030] The foregoing has shown and described the basic principles, main features and advantages of the present utility model. Those skilled in the art should understand that the present utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and the descriptions in the specification are only preferred examples of the present utility model, and are not used to limit the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the present utility model claimed. The scope of protection claimed by the present utility model is defined by the appended claims and their equivalents.

Claims

1. A waterproof spherical bearing, characterized in that: including A second support plate (1), above the top of the second support plate (1) is provided with a first support plate (2), and a shock absorption mechanism is arranged between the inner sides of the second support plate (1) and the first support plate (2); A waterproof mechanism is arranged between the inner and outer sides of the second support plate (1) and the first support plate (2), and installation mechanisms are arranged at the four corners of the bottom end of the second support plate (1) and the four corners of the top end of the first support plate (2).

2. The spherical bearing with a waterproof structure according to claim 1, characterized in that: The shock absorption mechanism includes a planar slide plate (3), the planar slide plate (3) is arranged on the lower end face of the middle of the first support plate (2), a middle steel plate (4) is arranged below the planar slide plate (3), a spherical crown lining plate (5) is arranged at the middle of the top end of the second support plate (1), and a spherical slide plate (6) is arranged between the spherical crown lining plate (5) and the middle steel plate (4).

3. The spherical bearing with a waterproof structure according to claim 2, characterized in that: The waterproof mechanism includes a planar sealing ring (7), a planar sealing ring (7) is arranged between the middle steel plate (4) and the first support plate (2) on the outer side of the planar slide plate (3), and a spherical sealing ring (8) is arranged between the middle steel plate (4) and the spherical crown lining plate (5) on the outer side of the spherical slide plate (6).

4. A waterproof spherical bearing according to claim 1, characterized in that: There is a first stainless steel plate (10) on the upper end face of the second support plate (1), a second stainless steel plate (11) is arranged on the end face of the first support plate (2), and an external rubber ring (12) is arranged outside the first support plate (2), the second support plate (1), the first stainless steel plate (10) and the second stainless steel plate (11).

5. A waterproof structural spherical bearing according to claim 1, characterized in that: The installation mechanism includes anchor stud steel bars (13), the anchor stud steel bars (13) are arranged at the outer four corners of the second support plate (1) and the first support plate (2), and the second support plate (1), the first support plate (2) and the anchor stud steel bars (13) are fixedly connected by bolts (14).

6. The spherical bearing with a waterproof structure according to claim 2, characterized in that: The middle parts of the second support plate (1) and the spherical crown lining plate (5) are connected by a tenon (9).

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