CN209039946U - Box bridge damper - Google Patents

Abstract

The utility model discloses a kind of box bridge damper, including box bridge, connecting plate, connection bolt, side column, inner prop, support spring, cloth rope, ball, shot, hanging rod and pin, when earthquake arrives, the shot that the ball and ball of support spring connection are embedded in hinders box bridge to generate resonance with shear wave in the horizontal direction jointly, and the shot that the ball and ball of the connection of cloth rope are embedded in hinders box bridge to generate resonance in vertical direction and longitudinal wave jointly.The utility model structure is simple, can the factorial production, material is cheap, save cost, it is easy for construction, structure as dismountable recycling, reduce maintenance work, component long service life.

Description

Box bridge damper

Technical field

The utility model belongs to technical field of building construction, more particularly to a kind of box bridge damper.

Background technique

China is as the other ground areas in the world, with the arrival of Earthquake Activity Periods, Wenchuan, cajaput, Yunnan and Xinjiang etc. The ruinous earthquake on ground almost has generation every year.These have occurred and that and the earthquake that will occur to our people life and Lives and properties, which are brought, hugely to be destroyed and threatens.Everybody recognizes, for also reporting inaccurate earthquake, builds building for energy antidetonation well Building is more effectively measure.Has the good model of many antidetonations in the world.2 months this year occurred at Chilean 8.8 grades especially bigly Shake, although not far from busy city proper, the house collapse built with modern architecture Theoretical Design is seldom, only more than 300 people It dies.By the reinforced concrete building that modern new designing concept designs, seismic shear wall structure is tied using few damper etc. The effect that structure protection system protects the injures and deaths of structure and personnel to play all in earthquake.

Be important to, the structural defence system to grow up over nearest two, 30 years, California, USA, Mexico, It is verified that playing the role of to the protection of structure revolutionary in the earthquakes such as South America and Japan.Expert both domestic and external recognizes Damper has become essential critical component in building and bridge structure, and earthquake resistant design code allows using damping Device, and be designed using the high-damping response spectrum of the increased damping ratio of damper.

Certainly, the realization of these ideas, is especially mounted with whether the Structural Engineering of these products pacifies in earthquake strong wind Entirely it is necessary to the quality dependent on damper.

In China, especially after Wenchuan earthquake, having used in more and more bridges and building can be with shock resistant damping Device and shock isolating pedestal.It is acknowledged, this be method completely new in our earthquake resistant engineering fields, be also maximally efficient method it One.

Utility model content

The purpose of the utility model is to provide a kind of box bridge dampers, and the damper structure is simple, easy for construction, knot The removable recycling of structure reduces maintenance work, component long service life.

In order to solve above-mentioned technical problem, the technical solution adopted in the utility model is as follows:

A kind of box bridge damper, including box bridge, connecting plate, connection bolt, side column, inner prop, support spring, cloth Rope, ball, shot, hanging rod, pin are symmetrical set two connecting plates, the four of connecting plate in box bridge inner top surface At a angle, connection bolt passes perpendicularly through connecting plate, box bridge inner top surface, and extends to box bridge inner top surface 3-4cm, every The lower section of block connecting plate is set side by side with a side column and an inner prop, and the two top surface is close to connecting plate bottom surface, side column with it is interior The outside of column is surrounded by thickness 0.8-1.0cm thin wall steel material respectively, is respectively formed cavity inside the two, is provided with several groups on side column Support spring, every two column support spring are one group, and every group of support spring one end is vertical with side column left side wall to be connect, the other end and rubber Glueballs connects, and angle is 80 ° -90 ° between two column support springs, and every group of support spring is spaced 10-15cm arrangement along the vertical direction, The center point is embedded in shot in ball, apart from the 3-4cm of side column bottom surface at, at the 6-7cm of inner prop bottom surface, respectively circular side column, An emptying hole is respectively arranged in inner prop side wall, and side column connects several balls, rubber by connector respectively on the cavity of inner prop Ball vertically falls in box bridge inner bottom surface naturally.

Further, the connector includes cloth rope, hanging rod and pin, and cloth rope one end ties up on hanging rod, hanging rod Across cavity, hanging rod length 7-8cm, the cloth rope other end is tied up on stem knob, and pin is crept into ball.

Further, the connection plate thickness 0.5-0.7cm.

Further, the support spring and side column weld, and it is work shape that support spring generates displacement under the effect of gravity Half~one third of displacement is generated under state.

Further, the cloth rope is nylon material, tensile strength 10-20Mpa.

Further, both the ball and shot weight 100g-130g.

Further, the hanging rod is reinforcing bar, shearing strength 30-40Mpa.

Further, the hanging rod diameter 1.0-1.2cm.

Advantage and beneficial effect possessed by the utility model are:

A kind of box bridge damper of the utility model, when earthquake arrives, the ball and rubber of support spring connection The shot that ball is embedded in hinders box bridge to generate resonance, the ball and rubber of the connection of cloth rope with shear wave in the horizontal direction jointly The shot that ball is embedded in hinders box bridge to generate resonance in vertical direction and longitudinal wave jointly.The utility model structure is simple, can The factorial production, material is cheap, saves cost, easy for construction, and structure as dismountable recycling reduces maintenance work, and component makes It is long with the service life.

Detailed description of the invention

Fig. 1 is bridge lateral sectional view；

Fig. 2 is Section A-A figure in Fig. 1；

Fig. 3 is section B-B figure in Fig. 1；

Fig. 4 is local connection figure.

In figure: 1 is box bridge；2 be connecting plate；3 be connection bolt；4 be side column；5 be inner prop；6 be support spring；7 For cloth rope；8 be ball；9 be shot；10 be hanging rod；11 be pin.

Specific embodiment

In order to further illustrate the utility model, the utility model is retouched in detail with reference to the accompanying drawings and embodiments It states, but they cannot be interpreted as to the restriction to scope of protection of the utility model.

As shown in Figure 1, 2, 3, a kind of box bridge damper of the utility model, including box bridge 1, connecting plate 2, connection Bolt 3, side column 4, inner prop 5, support spring 6, cloth rope 7, ball 8, shot 9, hanging rod 10, pin 11, are pushed up in box bridge 1 Face is symmetrical set two connecting plates 2, and two connecting plates are respectively apart from two sides side wall 10-15cm, 2 top surface of connecting plate and case 1 inner top surface of type bridge is close to, and 2 length of connecting plate is identical as 1 length dimension of box bridge, 2 width 20-25cm of connecting plate, even At four angles of fishplate bar 2, connection bolt 3 passes perpendicularly through connecting plate 2,1 inner top surface of box bridge, and extends in box bridge 1 Top surface 3-4cm is set side by side with a side column 4 and an inner prop 5 in the lower section of every piece of connecting plate.Side column, the inner prop of two sides are left The right side is symmetrical arranged.The top surface of side column 4 is close to 2 bottom surface of connecting plate, and the outside of side column 4 is by thickness 0.8-1.0cm thin wall steel material packet It encloses, inside forms cavity, and it is highly 40-45cm that the diameter of side column 4, which is 12-15cm,.Several groups support bullet is provided on side column Spring, every two column support spring 6 are one group, and every group of support spring one end is vertical with 4 left side wall of side column to be connect, the other end and ball 8 connect, and angle is 80 ° -90 ° between two column support springs 6, and every group of support spring 6 is spaced 10-15cm arrangement along the vertical direction, The center point is embedded in shot 9,6 length 4-5cm of each column support spring, 8 diameter 6-10cm of ball, 9 diameter 2- of shot in ball 8 3cm, around 4 side wall of side column setting, one emptying hole, is spaced 2-3cm, hole diameter between cavity at 4 bottom surface 3-4cm of side column 3-4cm connects several balls 8 by connector on the cavity of side column 4, and ball 8 is vertically fallen in box bridge 1 naturally Bottom surface.As shown in figure 4, the connector includes cloth rope 7, hanging rod 10 and pin 11,7 one end of cloth rope is tied up on hanging rod 10, is hung Bar 10 passes through 4 side wall of side column cavity, and 10 both ends of hanging rod are close to 4 inner sidewall of side column, 10 length 7-8cm of hanging rod, 7 other end of cloth rope It ties up on pin 11, pin 11 is crept into ball 8, and ball 8 vertically falls in 1 inner bottom surface of box bridge naturally, and is close to 4 side wall of side column.

It is close to 4 side wall of side column, 5 top surface of inner prop is close to 2 bottom surface of connecting plate, by thickness 0.8-1.0cm thin-walled outside inner prop 5 Steel surround, and inside forms cavity, inner column diameter 12-15cm, height 40-45cm, at 5 bottom surface 6-7cm of inner prop, around interior 5 side wall of column setting, one emptying hole is spaced 2-3cm between cavity, hole diameter 3-4cm, passes through connector company on the cavity of inner prop 5 Several balls 8 are connect, ball 8 vertically falls in 1 inner bottom surface of box bridge naturally.The connector includes cloth rope 7, hanging rod 10 and pin 11, described 7 one end of cloth rope tie up on hanging rod 10, hanging rod 10 passes through 5 side wall of inner prop cavity, 10 both ends of hanging rod and inner prop 5 inner sidewalls are close to, and 10 length 7-8cm of hanging rod, 7 other end of cloth rope ties up on pin 10, and pin 10 is crept into ball 8, rubber Glueballs 8 is vertically fallen in naturally in lower row's ball 8, and is close to 5 side wall of inner prop.

The 2 thickness 0.5-0.7cm of connecting plate.

The support spring 6 is welded with side column 4, and support spring generates displacement under the effect of gravity to be generated under working condition Half~one third of displacement.

The cloth rope 7 is nylon material, tensile strength 10-20Mpa.

Both the ball 8 and shot 9 weight 100g-130g.

The hanging rod 10 is reinforcing bar, shearing strength 30-40Mpa.

The 10 diameter 1.0-1.2cm of hanging rod.

The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and Retouching also should be regarded as the protection scope of the utility model.

Claims (8)

1. a kind of box bridge damper, it is characterised in that: including box bridge (1), connecting plate (2), connection bolt (3), side Column (4), inner prop (5), support spring (6), ball (8), shot (9) are symmetrical set in box bridge (1) inner top surface Two connecting plates (2), at four angles of connecting plate (2), connection bolt (3) passes perpendicularly through connecting plate (2), box bridge (1) Inner top surface, and box bridge (1) inner top surface 3-4cm is extended to, in the lower section of every piece of connecting plate, it is set side by side with a side column (4) it is close to an inner prop (5), the two top surface with connecting plate (2) bottom surface, the outside of side column (4) and inner prop (5) is respectively by thickness 0.8-1.0cm thin wall steel material surrounds, and is respectively formed cavity inside the two, several groups support spring is provided on side column, every two are disbursed from the cost and expenses Supportting spring (6) is one group, and every group of support spring one end is vertical with side column (4) left side wall to be connect, and the other end and ball (8) are even It connecing, angle is 80 ° -90 ° between two column support springs (6), and every group of support spring (6) is spaced 10-15cm arrangement along the vertical direction, Ball (8) interior the center point insertion shot (9) divides apart from side column (4) bottom surface 3-4cm at, at inner prop (5) bottom surface 6-7cm Not Huan Rao side column (4), inner prop (5) side wall one emptying hole is respectively set, pass through connection respectively on the cavity of side column (4) and inner prop (5) Part connects several balls (8), and ball (8) vertically falls in box bridge (1) inner bottom surface naturally.

2. a kind of box bridge damper according to claim 1, it is characterised in that: the connector includes cloth rope (7), hanging rod (10) and pin (11), described cloth rope (7) one end tie up on hanging rod (10), and hanging rod (10) passes through cavity, hanging rod (10) length 7-8cm, cloth rope (7) other end tie up on pin (11) head, and pin (11) is crept into ball (8).

3. a kind of box bridge damper according to claim 1, it is characterised in that: connecting plate (2) the thickness 0.5- 0.7cm。

4. a kind of box bridge damper according to claim 1, it is characterised in that: the support spring (6) and side column (4), inner prop (5) welds, support spring generates under the effect of gravity be displaced be generated under working condition the half of displacement~ One third.

5. a kind of box bridge damper according to claim 2, it is characterised in that: the cloth rope (7) is nylon material, Tensile strength 10-20Mpa.

6. a kind of box bridge damper according to claim 1, it is characterised in that: the ball (8) and shot (9) The two weight 100g-130g.

7. a kind of box bridge damper according to claim 2, it is characterised in that: the hanging rod (10) is reinforcing bar, Shearing strength 30-40Mpa.

8. a kind of box bridge damper according to claim 2, it is characterised in that: described hanging rod (10) the diameter 1.0- 1.2cm。