Novel lead core building rubber shock insulation support

Abstract

The utility model provides a novel lead core building rubber shock insulation support which comprises an upper flange plate, a lower flange plate and a rubber support body, the two ends of the rubber support body are connected with the upper flange plate and the lower flange plate respectively, a plurality of supporting plates are fixedly connected in the rubber support body, the supporting plates are arranged in the height direction of the rubber support body, and the supporting plates are connected with the upper flange plate and the lower flange plate respectively. A plurality of positioning holes are formed in the rubber support and distributed along the axis of the rubber support, reinforcing cores are fixedly connected into the positioning holes, one ends of the reinforcing cores are fixedly connected with the upper flange plate, the other ends of the reinforcing cores are fixedly connected with the lower flange plate, and the purpose of improving yield strength and rigidity is achieved.

Description

Technical Field

[0001] The utility model relates to a new lead - core building rubber isolation bearing. Background Technique

[0002] At present, a Chinese patent with the authorization announcement number of CN218580912U discloses an isolation bearing, which includes an upper connecting plate, a lower connecting plate, an isolation device and a pull rod. The upper connecting plate and the lower connecting plate are arranged oppositely. A first sliding groove is arranged on the upper connecting plate, and a second sliding groove is arranged on the lower connecting plate. The isolation device connects the upper connecting plate and the lower connecting plate. One end of the pull rod is limited and fixed inside the first sliding groove in a movable manner, and the other end of the pull rod is limited and fixed inside the second sliding groove in a movable manner.

[0003] The isolation device is a rubber seat, which is composed of a layer of steel plate and a layer of rubber laminated together, and the rubber and the steel plate are bonded together through a special process to provide seismic resistance. However, since it is only made of a steel plate and a rubber layer, its yield strength and stiffness are poor, and it deforms greatly under the action of a low - level force, and the initial stiffness is low. Content of the Utility Model

[0004] In view of this, the purpose of the utility model is to provide a new lead - core building rubber isolation bearing to achieve the purpose of improving the yield strength and stiffness.

[0005] To solve the above - mentioned technical problems, the technical solution of the utility model is: a new lead - core building rubber isolation bearing, which includes an upper flange plate, a lower flange plate and a rubber bearing. The two ends of the rubber bearing are respectively connected to the upper flange plate and the lower flange plate. A plurality of support plates are fixedly connected inside the rubber bearing, and the plurality of support plates are arranged along the height direction of the rubber bearing. A plurality of positioning holes are opened on the rubber bearing, and the plurality of positioning holes are arranged along the axis of the rubber bearing. A reinforcing core is fixedly connected inside the positioning holes, and one end of the reinforcing core is fixedly connected to the upper flange plate, and the other end is fixedly connected to the lower flange plate.

[0006] When the above - mentioned technical solution is realized, the upper flange plate is fixedly connected to the equipment, and the lower flange plate is fixedly connected to the ground. When a horizontal force is applied, the reinforcing core can make the rubber bearing not easily deform, so that the rubber bearing can have better yield strength and stiffness.

[0007] As a preferred solution of the utility model, a protrusion is connected to one end of the reinforcing core close to the upper flange plate, a placement groove for placing the protrusion is provided on the upper flange plate, a mounting hole is provided on the end of the reinforcing core away from the protrusion, a power bolt is connected to the inner thread of the mounting hole, an elastic plate is connected to the reinforcing core, a fixing hole is provided on the lower flange plate, the power bolt moves toward the direction close to the reinforcing core and the elastic plate is pressed against the inner wall of the fixing hole through a linkage assembly.

[0008] To implement the above technical solution, the reinforcing core is passed through the upper flange plate and the rubber support from top to bottom, the convex part is fixed in the placement groove, the reinforcing core is fixed on the rubber support, the fixing hole on the lower flange plate is sleeved on the outside of the reinforcing core, the elastic plate is located in the fixing hole, the power bolt is rotated to move the power bolt toward the reinforcing core, and the elastic plate is pressed against the inner wall of the fixing hole through the linkage assembly to achieve a fixed connection between the reinforcing core and the lower flange plate; when subjected to a vertical force, the outer wall of the elastic plate is pressed against the inner wall of the fixing hole to prevent the reinforcing core from being easily separated from the lower flange plate, thereby having strong structural stability.

[0009] As a preferred solution of the present invention, the linkage assembly includes a resistance block and a guide slope. The resistance block is fixed to the end of the power bolt away from the mounting hole. The guide slope is opened on the outer wall of the resistance block and is used to resist the elastic plate.

[0010] To implement the above technical solution, the power bolt is rotated by the abutment block, and the power bolt moves toward the reinforcing core, guiding the inclined surface to abut against the inner wall of the elastic plate, so that the elastic plate is bent and pressed against the inner wall of the fixing hole, and the power bolt is positioned by the self-locking property of the thread.

[0011] As a preferred solution of the utility model, a power hole is opened on the interference block, a power plane is opened on the inner wall of the power hole, and a plurality of the power planes are evenly distributed along the axis of the power hole.

[0012] To implement the above technical solution, by setting the power plane, it is more labor-saving to drive the resistance block to rotate.

[0013] As a preferred solution of the utility model, a card slot is provided on the resistance block, a positioning slot is provided on the side of the lower flange plate facing away from the rubber support, a card strip is embedded in the card slot, an end of the card strip is embedded in the positioning slot, and the card strip is interference fit with the card slot and the positioning slot.

[0014] To implement the above technical solution, the card strip is embedded in the card slot and the positioning slot, so that the resistance block is not easy to fall off when subjected to vertical force, thereby further improving the structural stability.

[0015] As a preferred embodiment of the present utility model, each corner of the upper flange plate has three upper connection holes, and the three upper connection holes are arranged in a triangular pattern.

[0016] Implementing the above technical solution makes the connection between the upper flange plate and the equipment more stable.

[0017] As a preferred embodiment of the present utility model, each corner of the lower flange plate has three lower connection holes, and the three lower connection holes are arranged in a triangular pattern.

[0018] Implementing the above technical solution makes the connection between the ground and the lower flange plate more stable. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 is a schematic diagram of the external structure of the embodiment;

[0020] Figure 2 is a schematic diagram showing the connection structure of the upper flange plate and the convex part;

[0021] Figure 3 is a schematic cross-sectional view showing the rubber bearing;

[0022] Figure 4 is a schematic cross-sectional view showing the mounting hole;

[0023] Figure 5 is a three-dimensional schematic diagram showing the abutting block.

[0024] Reference numerals: 1, upper flange plate; 11, upper connection hole; 2, lower flange plate; 21, lower connection hole; 3, rubber bearing; 31, support plate; 32, positioning hole; 4, reinforcing core; 41, convex part; 42, placement groove; 5, mounting hole; 6, power bolt; 61, elastic plate; 7, fixing hole; 8, linkage assembly; 81, abutting block; 82, guiding inclined surface; 91, power hole; 92, power plane; 93, card slot; 94, card strip; 95, positioning slot. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0025] The following further details the specific embodiments of the present utility model in conjunction with the drawings, so that the technical solutions of the present utility model are easier to understand and master.

[0026] A new type of lead core building rubber isolation bearing includes an upper flange plate 1, a lower flange plate 2 and a rubber bearing 3. The two ends of the rubber bearing 3 are respectively connected to the upper flange plate 1 and the lower flange plate 2. The upper flange plate 1 and the lower flange plate 2 are both horizontally arranged, and the rubber bearing 3 is vertically arranged. The cross-sections of the upper flange plate 1 and the lower flange plate 2 are both rounded squares.

[0027] Each corner of the upper flange plate 1 has three upper connection holes 11 arranged in a triangle; each corner of the lower flange plate 2 has three lower connection holes 21 arranged in a triangle.

[0028] A plurality of support plates 31 are fixedly connected inside the rubber support 3, and the plurality of support plates 31 are arranged along the height direction of the rubber support 3, and the support plates 31 are steel plates, and the distance between two adjacent support plates 31 is equal.

[0029] The rubber support 3 is provided with four positioning holes 32 , which are evenly arranged along the axis of the rubber support 3 , and a reinforcing core 4 is fixedly connected in the positioning holes 32 .

[0030] A T-shaped convex portion 41 is integrally connected to one end of the reinforcing core 4 close to the upper flange plate 1, and a placement groove 42 for placing the convex portion 41 is provided on the upper flange plate 1. The reinforcing core 4 is passed through the upper flange plate 1 and the rubber support 3 from top to bottom, the convex portion 41 is fixed in the placement groove 42, and the reinforcing core 4 is fixed on the rubber support 3.

[0031] A mounting hole 5 is provided at one end of the reinforcing core 4 away from the convex portion 41, and a power bolt 6 is threadedly connected to the mounting hole 5. An elastic plate 61 is integrally connected to the reinforcing core 4, and six elastic plates 61 are evenly distributed along the axis of the reinforcing core 4. A fixing hole 7 is provided on the lower flange plate 2. The power bolt 6 moves toward the reinforcing core 4 and the elastic plate 61 is pressed against the inner wall of the fixing hole 7 through the linkage assembly 8.

[0032] The reinforcing core 4 is a lead core.

[0033] The linkage assembly 8 includes a resisting block 81 and a guiding inclined surface 82. The resisting block 81 is fixed to an end of the power bolt 6 away from the mounting hole 5. The guiding inclined surface 82 is formed on the outer wall of the resisting block 81 and is used to resist the elastic plate 61.

[0034] A power hole 91 is formed on the abutment block 81 , and a power plane 92 is formed on the inner wall of the power hole 91 . Six power planes 92 are evenly distributed along the axis of the power hole 91 .

[0035] A clamping groove 93 is provided on the abutment block 81, and a positioning groove 95 is provided on the side of the lower flange plate 2 facing away from the rubber support 3. A clamping strip 94 is embedded in the clamping groove 93, and the end of the clamping strip 94 is embedded in the positioning groove 95. The clamping strip 94 is interference fit with the clamping groove 93 and the positioning groove 95. The clamping strip 94 is made of steel plate.

[0036] Of course, the above are only typical examples of the present invention. In addition, the present invention may have many other specific implementations. Any technical solutions formed by equivalent replacement or equivalent transformation fall within the scope of protection required by the present invention.

Claims

1. A novel lead core building rubber seismic isolation bearing, comprising an upper flange plate (1), a lower flange plate (2) and a rubber bearing (3), wherein the two ends of the rubber bearing (3) are respectively connected to the upper flange plate (1) and the lower flange plate (2), and a plurality of support plates (31) are fixedly connected inside the rubber bearing (3), and the plurality of support plates (31) are arranged along the height direction of the rubber bearing (3), wherein: The rubber support (3) is provided with a plurality of positioning holes (32), the plurality of positioning holes (32) being arranged along the axis of the rubber support (3), a reinforcing core (4) being fixedly connected inside the positioning hole (32), one end of the reinforcing core (4) being fixedly connected to the upper flange plate (1), and the other end of the reinforcing core (4) being fixedly connected to the lower flange plate (2).

2. The novel lead core building rubber seismic isolation bearing according to claim 1 is characterized by: The reinforcing core (4) is connected to a protrusion (41) at one end close to the upper flange plate (1), and a placement groove (42) for placing the protrusion (41) is provided on the upper flange plate (1). The reinforcing core (4) is provided with a mounting hole (5) at one end away from the protrusion (41), and a power bolt (6) is connected to the inner thread of the mounting hole (5). The reinforcing core (4) is connected to an elastic plate (61), and a fixing hole (7) is provided on the lower flange plate (2). The power bolt (6) moves in a direction close to the reinforcing core (4) and presses the elastic plate (61) against the inner wall of the fixing hole (7) through a linkage assembly (8).

3. The novel lead core building rubber seismic isolation bearing according to claim 2 is characterized by: The linkage assembly (8) comprises a resistance block (81) and a guide slope (82), wherein the resistance block (81) is fixed to one end of the power bolt (6) away from the mounting hole (5), and the guide slope (82) is arranged on the outer wall of the resistance block (81) and is used to resist the elastic plate (61).

4. The novel lead core building rubber seismic isolation bearing according to claim 3 is characterized by: The abutment block (81) is provided with a power hole (91), the inner wall of the power hole (91) is provided with a power plane (92), and a plurality of the power planes (92) are evenly distributed along the axis of the power hole (91).

5. The novel lead core building rubber seismic isolation bearing according to claim 4 is characterized by: The abutment block (81) is provided with a slot (93), the lower flange plate (2) is provided with a positioning slot (95) on the side facing away from the rubber support (3), a clamping strip (94) is embedded in the slot (93), an end of the clamping strip (94) is embedded in the positioning slot (95), and the clamping strip (94) is interference fit with the slot (93) and the positioning slot (95).

6. A novel lead core building rubber seismic isolation bearing according to any one of claims 1 to 5, characterized in that: Each corner of the upper flange plate (1) is provided with three upper connection holes (11), and the three upper connection holes (11) are arranged in a triangle.

7. The novel lead core building rubber seismic isolation bearing according to claim 6 is characterized by: Each corner of the lower flange plate (2) is provided with three lower connection holes (21), and the three lower connection holes (21) are arranged in a triangle.

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