Elastic bearing seat and shed tunnel

Abstract

The utility model provides an elastic bearing seat and a shed tunnel, and belongs to the technical field of shed tunnels, the elastic bearing seat comprises a supporting bottom plate, an elastic piece, a limiting rod, a bearing structure and a dust cover, the supporting bottom plate is fixedly installed on a concrete foundation, the elastic piece is installed on the supporting bottom plate, and the elastic piece has the freedom degree of elastic deformation in the vertical direction; the limiting rod is mounted on the supporting bottom plate; the limiting rod is vertically arranged and is higher than the elastic piece; the bearing structure is mounted on the plurality of elastic pieces; a connecting hole is formed in the bearing structure; the lower end of the shed tunnel main body is fixedly mounted on the bearing structure; the dustproof cover is fixedly connected with the upper end of the limiting rod; the dustproof cover is provided with a dustproof space used for surrounding the elastic pieces and an avoiding hole used for avoiding the lower end of the shed tunnel body. According to the elastic bearing seat provided by the utility model, the deformation resistance of the shed tunnel is improved, and the phenomena of damage, collapse and the like of the shed tunnel are avoided; and the elastic piece, the limiting rod and the supporting bottom plate are also protected from being damaged.

Description

Technical Field

[0001] The utility model belongs to the technical field of shed holes, and more specifically, relates to an elastic bearing seat and a shed hole. Background Art

[0002] The installation of tunnels on mountain roads is an effective measure to deal with geological disasters such as slope collapse and rockfall. Therefore, the performance of tunnels in unloading rockfall impact energy is particularly important for resisting geological disasters. At present, when installing tunnels, it is necessary to cast a concrete foundation in advance and install the tunnels directly on the concrete foundation. This rigid connection method leads to poor deformation resistance of the tunnels, which are prone to damage and collapse when impacted by rockfall. In addition, the connection between the tunnels and the concrete foundation is easily damaged. Utility Model Content

[0003] The utility model aims to provide an elastic bearing seat and a shed hole to solve the technical problems existing in the prior art that the shed hole has poor anti-deformation ability and the shed hole connection is easily damaged.

[0004] In order to achieve the above-mentioned purpose, the technical solution adopted by the utility model is: to provide an elastic bearing seat, comprising:

[0005] Support base plate for fixed installation on concrete foundation;

[0006] An elastic member, mounted on the supporting base plate; the elastic member has the freedom to undergo elastic deformation in the vertical direction;

[0007] A limiting rod is installed on the supporting bottom plate; the limiting rod is arranged vertically and has a height greater than that of the elastic member;

[0008] A bearing structure is installed on the plurality of elastic members; the bearing structure is provided with a connection hole that is slidably connected to the limit rod; the lower end of the shed hole body is fixedly installed on the bearing structure;

[0009] A dust cover is fixedly connected to the upper end of the limiting rod; the dust cover has a dust-proof space for surrounding the plurality of elastic members and an avoidance hole for avoiding the lower end of the shed hole body.

[0010] In a possible implementation, the elastic member includes at least two spring groups respectively located on both sides of the upper end surface of the supporting base plate and a plurality of rubber block groups located between the two spring groups.

[0011] In a possible implementation, there are multiple limit rods, which correspond to the springs one by one; and the limit rods are inserted into the springs.

[0012] In a possible implementation, the dust cover includes a top plate and a sleeve; the avoidance hole is opened on the top plate, and the top plate is fixedly connected to the limit rod on the inner side close to the avoidance hole; the upper end of the sleeve is fixedly mounted on the outer lower end surface of the top plate, and the lower end extends upward, and the top plate and the sleeve enclose the dustproof space.

[0013] In a possible implementation, a mounting hole is provided on the top plate, a threaded section and two nuts installed on the threaded section are provided on the upper end of the limiting rod, the limiting rod is passed through the mounting hole, and the top plate is located between the two nuts; the top plate and the limiting rod are locked and fixed by the two nuts.

[0014] In a possible implementation, the elastic bearing seat also includes two limiting structures respectively located on both sides of the supporting base plate, the lower end of the limiting structure is fixedly connected to the supporting base plate, and has a baffle extending upward, the baffle overlaps the sleeve, and the baffle is located inside the sleeve.

[0015] In a possible implementation, the bearing structure includes:

[0016] A supporting transverse plate is installed on the elastic member and is located below the avoidance hole; the connecting hole is opened on the supporting transverse plate; the supporting transverse plate is located between the two baffles, and the two ends of the supporting transverse plate are respectively in contact with the two baffles;

[0017] A horizontal connecting plate, fixedly mounted on the supporting horizontal plate;

[0018] A vertical plate is fixedly mounted on the horizontal connecting plate; a plurality of through holes are provided on the vertical plate, and the lower end of the shed hole body is butted against the vertical plate and fixedly connected with fasteners.

[0019] In a possible implementation, an upwardly protruding clamping plate is provided at one end of the horizontal connecting plate away from the vertical plate.

[0020] In a possible implementation, the elastic bearing seat further includes anchor bolts prefabricated and installed on a concrete foundation, and the supporting base plate is fixedly connected to the concrete foundation via the anchor bolts.

[0021] The elastic bearing seat provided by the utility model has the beneficial effects that, compared with the prior art, the elastic bearing seat of the utility model, when installed, the supporting base plate is fixed on the concrete foundation, the bearing structure acts on the elastic member and the bearing structure has the freedom to apply pressure on the elastic member and move up and down along the limit rod, and the lower end of the shed hole is passed through the avoidance hole and fixedly connected to the bearing structure; when rocks fall or rolling stones appear in the mountain and impact the shed hole, the shed hole is caused to vibrate and shake, and the shed hole body generates a force to drive the bearing structure to move downward, thereby squeezing the elastic member to deform, and the deformation of the elastic member absorbs the impact force received by the shed hole, thereby reducing the damage received by the shed hole, improving the deformation resistance of the shed hole, and avoiding the damage and collapse of the shed hole; and with the help of a dust cover, the elastic member and the supporting base plate are surrounded in a dustproof space, thereby protecting the elastic member, the limit rod and the supporting base plate from damage.

[0022] Another object of the present invention is to provide a shed hole, comprising any one of the above-mentioned elastic bearing seats.

[0023] The shed hole provided by the utility model adopts an elastic bearing seat, thereby improving the deformation resistance of the shed hole and avoiding damage and collapse of the shed hole; and also protecting the elastic parts, limit rods and supporting bottom plates from damage, so that the shed hole can be used safely and stably. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0025] Figure 1 A schematic diagram of the structure of the elastic bearing seat provided in an embodiment of the utility model;

[0026] Figure 2 for Figure 1 Enlarged view of point A in the middle.

[0027] Among them, the reference numerals in the figure are:

[0028] 1. Support base plate; 11. Anchor bolt; 2. Elastic part; 21. Spring; 22. Rubber block; 3. Limit rod; 31. Nut; 4. Bearing structure; 41. Support cross plate; 42. Horizontal connecting plate; 43. Vertical plate; 44. Clamp; 5. Dust cover; 51. Dustproof space; 52. Avoidance hole; 53. Top plate; 54. Sleeve; 6. Limit structure; 61. Baffle; 7. Concrete foundation; 8. Shed hole; 81. Shed hole body. DETAILED DESCRIPTION

[0029] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0030] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0031] It should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0032] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0033] See also Figure 1 and Figure 2 , the elastic bearing seat provided by the utility model is now described. An elastic bearing seat includes a supporting base plate 1, an elastic member 2, a limiting rod 3, a bearing structure 4 and a dust cover 5. The supporting base plate 1 is used to be fixedly installed on a concrete foundation 7; the elastic member 2 is installed on the supporting base plate 1; the elastic member 2 has the freedom to undergo elastic deformation in the vertical direction; the limiting rod 3 is installed on the supporting base plate 1; the limiting rod 3 is arranged vertically, and its height is greater than that of the elastic member 2; the bearing structure 4 is installed on a plurality of elastic members 2; the bearing structure 4 is provided with a connecting hole that is slidably connected with the limiting rod 3; the lower end of the main body of the shed hole 8 is fixedly installed on the supporting structure 4; the dust cover 5 is fixedly connected to the upper end of the limiting rod 3; the dust cover 5 has a dustproof space 51 for surrounding a plurality of elastic members 2 and an avoidance hole 52 for avoiding the lower end of the main body of the shed hole 8.

[0034] Compared with the prior art, the elastic bearing seat provided by the utility model has the following characteristics: during installation, the supporting base plate 1 is fixed on the concrete foundation 7, the bearing structure 4 acts on the elastic member 2 and has the freedom to apply pressure on the elastic member 2 and move up and down along the limiting rod 3, and the lower end of the shed hole 8 is passed through the avoidance hole 52 and fixedly connected to the bearing structure 4; when rocks fall or rolling stones appear in the mountain and impact the shed hole 8, the shed hole 8 is caused to vibrate and shake, and the shed hole body 81 generates a force to drive the bearing structure 4 to move downward, thereby squeezing the elastic member 2 to deform, and the deformation of the elastic member 2 absorbs the impact force received by the shed hole 8, thereby reducing the damage received by the shed hole 8, improving the deformation resistance of the shed hole 8, and avoiding the damage and collapse of the shed hole 8; and with the help of the dust cover 5, the elastic member 2 and the supporting base plate 1 are surrounded in the dustproof space 51, thereby protecting the elastic member 2, the limiting rod 3 and the supporting base plate 1 from damage.

[0035] See also Figure 2 As a specific embodiment of the elastic bearing seat provided by the utility model, the elastic member 2 includes at least two spring groups 21 respectively located on both sides of the upper end surface of the supporting base plate 1 and a plurality of rubber blocks 22 located between the two spring groups 21; the two spring groups 21 are installed on both sides of the supporting base plate 1 and arranged along the length direction of the concrete foundation 7, and the two rubber blocks 22 are installed between the two spring groups 21, and the length direction is consistent with the arrangement direction of the spring groups 21; when the shed hole 8 is impacted by falling rocks, the shed hole body 81 squeezes the bearing structure 4 to move downward, thereby squeezing the two spring groups 21 and the two rubber blocks 22 to deform at the same time, thereby playing a role of buffering and unloading force with the help of multiple rubber blocks 22 and springs 21. The rubber blocks 22 are set to be hollow structures, which have better elasticity.

[0036] See also Figure 1 and Figure 2 As a specific embodiment of the elastic bearing seat provided by the utility model, the number of the limiting rods 3 is multiple, and they correspond to the springs 21 one by one; the limiting rods 3 are inserted into the springs 21; the inner diameter of the spring 21 is set to be larger than the outer diameter of the limiting rods 3, so when installing, the limiting rods 3 are inserted into the springs 21, and the lower end of the limiting rods 3 is fixed on the supporting bottom plate 1, and the upper end is higher than the spring 21; the upper end of the limiting rods 3 slides through the bearing structure 4; in this way, the entire elastic bearing seat structure is more compact. Under the action of multiple limiting rods 3, the up and down movement of the bearing structure 4 is more accurate and stable.

[0037] See also Figure 2As a specific embodiment of the elastic bearing seat provided by the utility model, the dust cover 5 includes a top plate 53 and a sleeve 54; the avoidance hole 52 is opened on the top plate 53, and the top plate 53 is fixedly connected to the limit rod 3 on the inner side close to the avoidance hole 52; the upper end of the sleeve 54 is fixedly installed on the lower end surface of the outer side of the top plate 53, and the lower end extends upward, and the top plate 53 and the sleeve 54 enclose a dustproof space 51; the top plate 53 with the avoidance hole 52 is fixedly installed on the upper end of the sleeve 54 to form the entire dust cover 5, and the dust cover 5 is installed on the bearing structure 4 from top to bottom, and the lower end of the top plate 53 is fixedly connected to the limit rod 3 on the side close to the avoidance hole 52, and the sleeve 54 continues to extend downward to surround the elastic member 2, etc., so as to achieve the purpose of surrounding the elastic member 2. There is an avoidance gap between the lower end of the sleeve 54 and the supporting bottom plate 1. The avoidance hole 52 and the sleeve 54 are coaxially arranged. The top plate 53 and the sleeve 54 are integrally formed, and both the top plate 53 and the sleeve 54 are long rectangular structures.

[0038] See also Figure 2 As a specific embodiment of the elastic bearing seat provided by the utility model, a mounting hole is provided on the top plate 53, a threaded section and two nuts 31 mounted on the threaded section are provided on the upper end of the limit rod 3, the limit rod 3 is inserted into the mounting hole, and the top plate 53 is located between the two nuts 31; the top plate 53 and the limit rod 3 are locked and fixed by two nuts 31; when the dust cover 5 is installed from top to bottom, the mounting hole of the top plate 53 is connected to the upper end of the limit rod 3, the threaded section on the limit rod 3 is inserted into the mounting hole, and then the limit rod 3 and the top plate 53 are locked and fixed by the nuts 31; so that the dust cover 5 will not move at will. Two nuts 31 are set, and they are respectively set on the upper and lower sides of the top plate 53.

[0039] See also Figure 2 As a specific embodiment of the elastic bearing seat provided by the utility model, the elastic bearing seat also includes two limiting structures 6 respectively located on both sides of the supporting base plate 1, the lower end of the limiting structure 6 is fixedly connected to the supporting base plate 1, and has a baffle 61 extending upward, the baffle 61 overlaps the sleeve 54, and the baffle 61 is located inside the sleeve 54; the two limiting structures 6 are installed on both sides of the supporting base plate 1, thereby forming a accommodating space for accommodating the elastic member 2 to ensure that the elastic member 2 works reliably and stably. The baffle 61 on the limiting structure 6 extends upward and overlaps the lower end of the sleeve 54, so that the dustproof space 51 at the lower end of the dust cover 5 has a better sealing effect. The limiting structure 6 is set to be an angle steel.

[0040] See also Figure 2As a specific embodiment of the elastic bearing seat provided by the utility model, the bearing structure 4 includes a supporting cross plate 41, a horizontal connecting plate 42 and a vertical plate 43. The supporting cross plate 41 is installed on the elastic member 2 and is located below the avoidance hole 52; the connecting hole is opened on the supporting cross plate 41; the supporting cross plate 41 is located between the two baffles 61, and the two ends are respectively abutted against the two baffles 61; the horizontal connecting plate 42 is fixedly installed on the supporting cross plate 41; the vertical plate 43 is fixedly installed on the horizontal connecting plate 42; a number of through holes are opened on the vertical plate 43, and the lower end of the shed hole 8 body is docked with the vertical plate 43 and fixedly connected with fasteners; the supporting cross plate 41 covers and supports the elastic member 2, and the limit rod 3 is slidably connected with the supporting cross plate 41; and the horizontal connecting plate 42 is fixed on the supporting cross plate 41, and the vertical plate 43 is fixed on the horizontal connecting plate 42 and is vertically arranged; when the shed hole body 81 is installed, its lower end is docked with the vertical plate 43 and fixedly connected with the vertical plate 43. The vertical plate 43 is provided with a through hole, and the lower end of the shed hole body 81 is provided with a through hole coaxially arranged with the through hole. Finally, bolts and nuts 31 are used to lock and fix the shed hole body 81 and the vertical plate 43.

[0041] See also Figure 2 As a specific embodiment of the elastic bearing seat provided by the utility model, a clamping plate 44 protruding upward is provided at one end of the horizontal connecting plate 42 away from the vertical plate 43; that is, when the lower end of the shed hole body 81 is installed in the horizontal connecting plate 42 and the vertical plate 43, the clamping plate 44 is used to limit the left and right positions of the shed hole body 81, so that the shed hole body 81 will not shake left and right. The horizontal connecting plate 42, the vertical plate 43 and the clamping plate 44 are integrally formed.

[0042] See also Figure 1 and Figure 2 As a specific embodiment of the elastic bearing seat provided by the utility model, the elastic bearing seat also includes an anchor bolt 11 prefabricated and installed on the concrete foundation 7, and the support base plate 1 is fixedly connected to the concrete foundation 7 through the anchor bolt 11; the support base plate 1 is fixed to the concrete foundation 7 by the anchor bolt 11, and the fixing effect is relatively reliable. And the anchor bolt 11 is prefabricated and installed on the concrete foundation 7, so that the connection between the anchor bolt 11 and the support base plate 1 is convenient and easy to operate.

[0043] See also Figure 1 The embodiment of the utility model further provides a shelf hole 8, which includes any one of the elastic bearing seats mentioned above.

[0044] The shed hole 8 provided by the utility model adopts the above-mentioned elastic bearing seat, thereby improving the deformation resistance of the shed hole 8 and avoiding damage and collapse of the shed hole 8; and also protecting the elastic member 2, the limit rod 3 and the supporting bottom plate 1 from damage, so that the shed hole 8 can be used safely and stably.

[0045] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An elastic bearing seat, characterized in that: include: Support base plate for fixed installation on concrete foundation; An elastic member, mounted on the supporting bottom plate; The elastic member has the freedom to undergo elastic deformation in the vertical direction; A limiting rod, mounted on the supporting bottom plate; The limiting rod is arranged vertically, and its height is greater than that of the elastic member; A bearing structure is installed on the plurality of elastic members; the bearing structure is provided with a connection hole that is slidably connected to the limit rod; the lower end of the shed hole body is fixedly installed on the bearing structure; A dust cover is fixedly connected to the upper end of the limiting rod; the dust cover has a dust-proof space for surrounding the plurality of elastic members and an avoidance hole for avoiding the lower end of the shed hole body.

2. The elastic bearing seat according to claim 1, characterized in that: The elastic member comprises at least two spring groups respectively located on both sides of the upper end surface of the supporting bottom plate and a plurality of rubber block groups located between the two spring groups.

3. The elastic bearing seat according to claim 2, characterized in that: There are multiple limit rods, which correspond to the springs one by one; and the limit rods are inserted into the springs.

4. The elastic bearing seat according to claim 1, characterized in that: The dust cover includes a top plate and a sleeve; the avoidance hole is opened on the top plate, and the inner side of the top plate close to the avoidance hole is fixedly connected to the limit rod; the upper end of the sleeve is fixedly installed on the outer lower end surface of the top plate, and the lower end extends upward, and the top plate and the sleeve enclose the dustproof space.

5. The elastic bearing seat according to claim 4, characterized in that: The top plate is provided with a mounting hole, the upper end of the limiting rod is provided with a threaded section and two nuts installed on the threaded section, the limiting rod is passed through the mounting hole, and the top plate is located between the two nuts; the top plate and the limiting rod are locked and fixed by the two nuts.

6. The elastic bearing seat according to claim 4, characterized in that: The elastic bearing seat also includes two limiting structures respectively located on both sides of the supporting base plate. The lower end of the limiting structure is fixedly connected to the supporting base plate and has a baffle extending upward. The baffle overlaps the sleeve and is located inside the sleeve.

7. The elastic bearing seat according to claim 6, characterized in that: The bearing structure comprises: A supporting transverse plate is installed on the elastic member and is located below the avoidance hole; the connecting hole is opened on the supporting transverse plate; the supporting transverse plate is located between the two baffles, and the two ends of the supporting transverse plate are respectively in contact with the two baffles; A horizontal connecting plate, fixedly mounted on the supporting horizontal plate; A vertical plate is fixedly mounted on the horizontal connecting plate; a plurality of through holes are provided on the vertical plate, and the lower end of the shed hole body is butted against the vertical plate and fixedly connected with fasteners.

8. The elastic bearing seat according to claim 7, characterized in that: An upwardly protruding clamping plate is provided at one end of the horizontal connecting plate away from the vertical plate.

9. The elastic bearing seat according to claim 1, characterized in that: The elastic bearing seat also includes anchor bolts prefabricated and installed on the concrete foundation, and the support base plate is fixedly connected to the concrete foundation through the anchor bolts.

10. A shed cave, characterized in that: It comprises an elastic bearing seat as described in any one of claims 1 to 9.

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