Damping structure of rail transit upper cover building

Abstract

The utility model discloses a damping structure of a rail transit upper cover building, which comprises a plurality of mutually spliced damping modules, a transverse plug board is arranged between the bottom surfaces of the adjacent damping modules, and a longitudinal plug board is arranged between the middle parts of the adjacent damping modules; the damping module comprises a splicing base, a transverse inserting groove is formed in the bottom of the splicing base, a penetrating type longitudinal inserting groove is formed in the middle of the splicing base, and a damping assembly is arranged on the upper end face of the splicing base; the damping assembly comprises a middle sleeve, an outer sleeve is arranged outside the middle sleeve, a center belleville spring is arranged in the middle sleeve, and a set of springs distributed in a surrounding mode are arranged between the middle sleeve and the outer sleeve. The upper end cover is located above the middle sleeve and the outer sleeve, and a lower sleeve arranged outside the outer sleeve in a sleeving mode is arranged below the upper end cover. The damping structure of the corresponding size can be obtained through assembly according to requirements, and universality is high.

Description

Technical Field

[0001] The utility model relates to an over-track building of rail transit, in particular to a shock-absorbing structure of an over-track building of rail transit. Background Art

[0002] With the popularization of urban rail transit, in order to improve the space utilization rate, more and more buildings are built above rail transit; when constructing an over-track building of rail transit, how to take reasonable vibration isolation measures for the over-track building of the subway is a hot issue in the engineering field. At present, the shock-absorbing structure of the over-track building of rail transit mainly includes setting a sand cushion layer under the over-track building of the subway, setting a vibration isolation layer between the upper building and the foundation, and setting vibration isolation bearings at the bottom of columns. For the vibration isolation bearings set at the bottom of columns, generally fixed-structure and fixed-size vibration isolation bearings are used at present, and the sizes of the vibration isolation bearings required for different columns are also different, so it is necessary to set vibration isolation bearings of different sizes to meet different usage requirements, and the versatility is poor. Therefore, the existing technology has the problem of poor versatility. Content of the Utility Model

[0003] The purpose of the utility model is to provide a shock-absorbing structure of an over-track building of rail transit. The utility model can be assembled according to requirements to obtain a shock-absorbing structure of corresponding size, and has strong versatility.

[0004] The technical solution of the utility model: the shock-absorbing structure of the over-track building of rail transit includes a plurality of shock-absorbing modules spliced with each other. A transverse insertion plate is arranged between the bottom surfaces of adjacent shock-absorbing modules, and a longitudinal insertion plate is arranged between the middles of adjacent shock-absorbing modules; the shock-absorbing module includes a splicing base. A transverse insertion groove is arranged at the bottom of the splicing base, a through-type longitudinal insertion groove is arranged in the middle of the splicing base, and a shock-absorbing component is arranged on the upper end surface of the splicing base; the shock-absorbing component includes a middle sleeve. An outer sleeve is arranged outside the middle sleeve, a central butterfly spring is arranged inside the middle sleeve, and a group of springs distributed in a surrounding manner are arranged between the middle sleeve and the outer sleeve; it also includes an upper end cover located above the middle sleeve and the outer sleeve, and a lower sleeve sleeved outside the outer sleeve is arranged below the upper end cover.

[0005] In the shock-absorbing structure of the over-track building of rail transit described above, a transverse tooth groove is arranged on the inner top surface of the transverse insertion groove, a transverse tooth-shaped plate is arranged on the top surface of the transverse insertion plate, and a first compression spring and a first telescopic rod are arranged between the transverse tooth-shaped plate and the transverse insertion plate; the tooth-shaped structures on the transverse tooth groove and the transverse tooth-shaped plate are meshed with each other.

[0006] In the shock-absorbing structure of the over-track building of rail transit described above, a longitudinal tooth groove is arranged on the inner top surface of the through-type longitudinal insertion groove, a longitudinal tooth-shaped plate is arranged on the top surface of the longitudinal insertion plate, and a second compression spring and a second telescopic rod are arranged between the longitudinal tooth-shaped plate and the longitudinal insertion plate; the tooth-shaped structures on the longitudinal tooth groove and the longitudinal tooth-shaped plate are meshed with each other.

[0007] In the shock absorption structure of the over-track building described above, an annular rubber pad is provided at the bottom of the lower sleeve.

[0008] Compared with the prior art, in the present utility model, a plurality of shock absorption modules are spliced and assembled together by longitudinal insertion plates and transverse insertion plates. In this way, according to actual usage requirements, corresponding shock absorption modules can be assembled to obtain a shock absorption structure of the required size, so as to effectively meet different usage requirements and have strong versatility. At the same time, by using the longitudinal insertion plates and transverse insertion plates in cooperation, the structural strength of the connection between each shock absorption module can be effectively guaranteed. The shock absorption assembly of the present utility model is composed of a central disc spring arranged in the middle, springs distributed around it, and an annular rubber pad located in the lower sleeve, and has a good vibration isolation and shock absorption effect. Description of the Drawings

[0009] Figure 1 is a cross-sectional view of the side of the present utility model;

[0010] Figure 2 is Figure 1 a partial enlarged view of

[0011] Figure 3 is Figure 2 a partial enlarged view of

[0012] The reference signs in the drawings are: 1 - shock absorption module, 2 - transverse insertion plate, 3 - longitudinal insertion plate, 101 - splicing base, 102 - transverse insertion slot, 103 - through-type longitudinal insertion slot, 104 - shock absorption assembly, 141 - middle sleeve, 142 - outer sleeve, 143 - central disc spring, 144 - spring, 145 - upper end cover, 146 - lower sleeve, 147 - annular rubber pad, 121 - transverse tooth groove, 201 - transverse tooth-shaped plate, 202 - first compression spring, 203 - first telescopic rod, 131 - longitudinal tooth groove, 301 - longitudinal tooth-shaped plate, 302 - second compression spring, 303 - second telescopic rod. Detailed Embodiments

[0013] The present utility model will be further described below in conjunction with the drawings and embodiments, but it shall not be used as a basis for limiting the present utility model.

[0014] Embodiment. The shock absorption structure of the over-track building is configured as Figures 1 - 3As shown in the figure, it includes a plurality of shock-absorbing modules 1 spliced together. A transverse plug-in plate 2 is provided between the bottom surfaces of adjacent shock-absorbing modules 1, and a longitudinal plug-in plate 3 is provided between the middle parts of adjacent shock-absorbing modules 1; the shock-absorbing module 1 includes a splicing base 101. A transverse plug-in groove 102 is provided at the bottom of the splicing base 101, a through-type longitudinal plug-in groove 103 is provided in the middle of the splicing base 101, and a shock-absorbing component 104 is provided on the upper end surface of the splicing base 101; the shock-absorbing component 104 includes a middle sleeve 141. An outer sleeve 142 is provided outside the middle sleeve 141, a central disc spring 143 is provided inside the middle sleeve 141, and a group of circumferentially distributed springs 144 are provided between the middle sleeve 141 and the outer sleeve 142; it also includes an upper end cover 145 located above the middle sleeve 141 and the outer sleeve 142, and a lower sleeve 146 sleeved outside the outer sleeve 142 is provided below the upper end cover 145.

[0015] The bottom surface of the upper end cover is in contact with the central disc spring and the springs.

[0016] A transverse tooth groove 121 is provided on the inner top surface of the transverse plug-in groove 102. A transverse tooth-shaped plate 201 is provided on the top surface of the transverse plug-in plate 2. A first compression spring 202 and a first telescopic rod 203 are provided between the transverse tooth-shaped plate 201 and the transverse plug-in plate 2; the tooth-shaped structures on the transverse tooth groove 121 and the transverse tooth-shaped plate 201 are meshed with each other.

[0017] A longitudinal tooth groove 131 is provided on the inner top surface of the through-type longitudinal plug-in groove 103. A longitudinal tooth-shaped plate 301 is provided on the top surface of the longitudinal plug-in plate 3. A second compression spring 302 and a second telescopic rod 303 are provided between the longitudinal tooth-shaped plate 301 and the longitudinal plug-in plate 3; the tooth-shaped structures on the longitudinal tooth groove 131 and the longitudinal tooth-shaped plate 301 are meshed with each other.

[0018] A through-type longitudinal plug-in groove is provided in the middle of the splicing base of each shock-absorbing module, which is matched with the longitudinal tooth plate, so that mutual locking can be achieved to prevent movement.

[0019] An annular rubber pad 147 is provided at the bottom of the lower sleeve 146.

[0020] The upper ends of the central disc spring and the circumferentially distributed springs protrude from the middle sleeve and the outer sleeve. The bottom surface of the upper end cover is in contact with the central disc spring and the springs to achieve the purpose of shock absorption and vibration isolation. The annular rubber pad is in contact with the splicing base to achieve the second-level purpose of shock absorption and vibration isolation.

[0021] Pre-installation holes are provided in the middle of each side of the upper surface of the splicing base. A U-shaped pre-connector is provided between adjacent splicing bases, and the two ends of the U-shaped pre-connector are inserted into the corresponding pre-installation holes.

[0022] A magnet is provided on the inner bottom surface of the pre-installation hole, and magnetic sheets are provided at the bottoms of both ends of the U-shaped pre-connector. This can further improve the connection strength.

[0023] The cross-section of the horizontal insertion groove can be a T-shaped structure.

[0024] The assembly process of the present utility model: According to the size of the required shock-absorbing structure, select the corresponding number of shock-absorbing modules, and then arrange the shock-absorbing modules vertically and horizontally in a set shape, with the horizontal insertion grooves corresponding to each other and the through-type vertical insertion grooves corresponding to each other. Then, pre-connect each shock-absorbing module in sequence through the U-shaped pre-connector (that is, insert the two ends of the U-shaped connector into the pre-installation holes at the corresponding positions) to ensure that the shock-absorbing modules fit together. Then, insert the horizontal insertion plate and the horizontal toothed plate with the corresponding length into the horizontal insertion groove to realize the connection of the shock-absorbing modules in the horizontal direction. During the insertion process, the horizontal toothed plate will squeeze the first compression spring, which is convenient for the horizontal toothed plate to smoothly enter the horizontal insertion groove, and the horizontal toothed plate will mesh with the horizontal tooth groove to achieve mutual locking; insert the vertical insertion plate and the vertical toothed plate with the corresponding length into the through-type vertical insertion groove to realize the connection of the shock-absorbing modules in the vertical direction.

Claims

1. The shock-absorbing structure of the rail transit superstructure is characterized by: The invention comprises a plurality of mutually spliced ​​shock absorbing modules (1), wherein a transverse plug-in plate (2) is provided between the bottom surfaces of adjacent shock absorbing modules (1), and a longitudinal plug-in plate (3) is provided between the middle parts of adjacent shock absorbing modules (1); the shock absorbing module (1) comprises a splicing base (101), wherein a transverse plug-in groove (102) is provided at the bottom of the splicing base (101), a through-type longitudinal plug-in groove (103) is provided in the middle part of the splicing base (101), and a shock absorbing assembly (104) is provided on the upper end surface of the splicing base (101); the shock absorbing The assembly (104) includes a middle sleeve (141), an outer sleeve (142) is arranged outside the middle sleeve (141), a central butterfly spring (143) is arranged inside the middle sleeve (141), and a group of springs (144) are arranged between the middle sleeve (141) and the outer sleeve (142). It also includes an upper end cover (145) located above the middle sleeve (141) and the outer sleeve (142), and a lower sleeve (146) is arranged below the upper end cover (145) and is sleeved outside the outer sleeve (142).

2. The shock absorbing structure of the rail transit superstructure according to claim 1 is characterized in that: The inner top surface of the transverse plug-in slot (102) is provided with a transverse tooth groove (121), the top surface of the transverse plug-in plate (2) is provided with a transverse toothed plate (201), and a first compression spring (202) and a first telescopic rod (203) are provided between the transverse toothed plate (201) and the transverse plug-in plate (2); the transverse tooth groove (121) and the toothed structure on the transverse toothed plate (201) are meshed with each other.

3. The shock absorbing structure of the rail transit superstructure according to claim 1 is characterized in that: The inner top surface of the through-type longitudinal plug-in groove (103) is provided with a longitudinal tooth groove (131), the top surface of the longitudinal plug-in plate (3) is provided with a longitudinal toothed plate (301), and a second compression spring (302) and a second telescopic rod (303) are provided between the longitudinal toothed plate (301) and the longitudinal plug-in plate (3); the longitudinal tooth groove (131) and the toothed structure on the longitudinal toothed plate (301) are meshed with each other.

4. The shock absorbing structure of the rail transit superstructure according to claim 1 is characterized in that: An annular rubber pad (147) is provided at the bottom of the lower sleeve (146).

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