CN213013892U

CN213013892U - Steel structure support

Info

Publication number: CN213013892U
Application number: CN202021630608.XU
Authority: CN
Inventors: 黎瑞玲
Original assignee: Jiangsu Gangyin Intelligent Manufacturing Co Ltd
Current assignee: Jiangsu Gangyin Intelligent Manufacturing Co Ltd
Priority date: 2020-08-07
Filing date: 2020-08-07
Publication date: 2021-04-20
Anticipated expiration: 2030-08-07

Abstract

The utility model provides a steel structure support, belong to support technical field, this kind of steel structure support, including a supporting seat, there is the support apron the top of supporting seat, there is stretching device between supporting seat and the support apron, be connected with annular dustcoat between supporting seat and the support apron, the first recess that matches with stretching device is seted up to the lower surface of support apron, the second recess that stretching device matches is seted up to the upper surface of supporting seat, the first annular ring of upper end fixedly connected with of annular dustcoat, the lower extreme fixedly connected with second annular ring of annular dustcoat, the first annular fixture block of last fixed surface of supporting seat, the lower fixed surface of support apron is connected with second annular fixture block, the second ring channel that matches with first annular fixture block is seted up to the lower surface of second annular ring. The device enables the supporting cover plate to incline in any direction and enables the supporting cover plate to buffer, and the replacement of the rubber buffer cushion is also facilitated.

Description

Steel structure support

Technical Field

The utility model belongs to the technical field of the support technique and specifically relates to a steel construction support.

Background

Steel construction intensity is higher, elastic modulus is also high, compare with timber, its density is relatively lower with yield strength's ratio, therefore the component cross-section of steel construction is little under same atress condition, the dead weight is light, be convenient for transportation and installation, stronger practicality has, article that make with the steel construction in the life also have the practicality, bridge beam supports is the design of present bridge, the indispensable engineering component of construction, it has basin formula rubber support to use commonly used at present domestic bridge beam supports, ball-type steel support, basin formula rubber support comprises end basin, piston and rubber slab and sliding plate part usually, its end basin inner chamber and piston cooperation, the rubber slab is located between end under end basin inner chamber bottom surface and the piston, adopt the elastic rubber piece in the steel basin intracavity that is sealed, fluid property characteristics have under three-dimensional stress state.

At present, the steel structure support is generally fixed through four fastening bolts when being installed, when an upper supporting cover plate is stressed by oblique force, the bolts can incline, the existing bolts can only bear left and right force, when front and back force is generated, the bolts can have the condition of fracture due to position limitation, rubber pads are arranged in the basin-shaped rubber support, the rubber cannot be replaced for a long time, the rubber in the existing basin-shaped rubber support is inconvenient to replace, a large amount of time can be consumed during replacement, and a large amount of manpower can be consumed.

To this end, we propose a steel structural support to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a steel structure support, aim at solve the above-mentioned problem that proposes. In order to achieve the above object, the utility model provides a following technical scheme:

a steel structure support comprises a support seat, a support cover plate is arranged above the support seat, a stretching device is arranged at the middle position of the support seat and the support cover plate, an annular outer cover is connected between the supporting seat and the supporting cover plate, a first groove matched with the stretching device is arranged on the lower surface of the supporting cover plate, the upper surface of the supporting seat is provided with a second groove matched with the stretching device, the upper end of the annular outer cover is fixedly connected with a first annular ring, the lower end of the annular outer cover is fixedly connected with a second annular ring, the upper surface of the supporting seat is fixedly connected with a first annular clamping block, the lower surface of the supporting cover plate is fixedly connected with a second annular fixture block, the upper surface of the first annular ring is provided with a first annular groove matched with the second annular fixture block, and a second annular groove matched with the first annular clamping block is formed in the lower surface of the second annular ring.

Preferably, the stretching device comprises an upper supporting rod, a lower supporting rod is arranged below the upper supporting rod, a connecting rod is arranged on the lower surface of the upper supporting rod, a spring groove matched with the connecting rod is formed in the upper surface of the lower supporting rod, the connecting rod is connected with the spring groove through a spring, a placing groove is formed in the upper end of the upper supporting rod, a first rolling ball is arranged in the placing groove, an arc-shaped groove is formed in the end portion of the lower supporting rod, and a second rolling ball is arranged in the arc-shaped groove.

Preferably, the opening length of the upper end of the upper supporting rod, provided with the placing groove, is smaller than the diameter of the first rolling ball.

Preferably, the opening length of the arc-shaped groove formed in the lower end of the lower supporting rod is smaller than the diameter of the second rolling ball.

Preferably, the number of the stretching devices is multiple, and the stretching devices are all distributed on the periphery of the supporting seat.

Preferably, the width of the second annular clamping block is the same as that of the first annular clamping block, and the length of the connecting rod is twice of that of the first annular clamping block.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this kind of steel structure support, through set up stretching device all around in the centre of supporting seat and supporting cover board, can be so that when the backup pad produces the fluctuation of vibrations to certain direction slope at the bridge, at first can alleviate the vibrations through the roll of first spin and second spin and can also realize the angle slope of all directions, and when vibrations are great make last bracing piece and bottom suspension vaulting pole slope, in order to avoid the spin at both ends to drop, the junction at two bracing pieces has set up the spring, can make to go up the bracing piece when the slope receives the pulling force, can stimulate the length of bracing piece on the spring extension, the effect that supporting cover board can both make the supporting cover board obtain the buffering when the vibrations of arbitrary direction has been realized.

2. This kind of steel structure support, through the surface at the supporting seat with support the apron connect annular fixture block, and the ring channel that matches with it is seted up on the surface of annular dustcoat, can be so that rubber buffer pad when long-time use needs to be changed, can use the hydraulic stem to support the apron and support then make annular fixture block break away from in the ring channel, thereby take out the rubber buffer pad of placing in the annular dustcoat, the convenient and fast change of rubber buffer pad has been realized, the change time of having shortened rubber buffer pad has still improved the efficiency of changing.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a schematic sectional structure view of the annular outer cover and the annular clamping block of the present invention;

fig. 3 is a schematic sectional structure diagram of the stretching device of the present invention.

In the figure: 1. a supporting seat; 2. a support cover plate; 3. an annular outer cover; 4. a stretching device; 5. a first annular ring; 6. a second annular ring; 7. a second annular fixture block; 8. a first annular fixture block; 401. an upper support rod; 402. a lower support bar; 403. a second roller ball; 404. a connecting rod; 405. a first ball; 406. a spring slot; 407. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-3, a steel structure support comprises a support base 1, a support cover plate 2 is disposed above the support base 1, a plurality of stretching devices 4 are disposed at the middle positions of the support base 1 and the support cover plate 2, the stretching devices 4 are distributed around the support base 1, in order to ensure the stability between the support base 1 and the support cover plate 2, the stretching devices 4 comprise upper support rods 401, lower support rods 402 are disposed below the upper support rods 401, connecting rods 404 are disposed on the lower surfaces of the upper support rods 401, spring slots 406 matched with the connecting rods 404 are disposed on the upper surfaces of the lower support rods 402, the connecting rods 404 are connected with the spring slots 406 through springs 407, a placing groove is disposed at the upper end of the rolling ball 401, a first ball 405 is disposed in the placing groove, the opening length of the placing groove disposed at the upper end of the upper support rods 401 is smaller than the diameter of the first rolling ball 405, the first rolling ball 405 is prevented from rolling off from the placing groove in the rolling process, so that the using effect is influenced, the lower end part of the lower support rod 402 is provided with an arc-shaped groove, a second rolling ball 403 is arranged in the arc-shaped groove, the opening length of the arc-shaped groove formed in the lower end part of the lower support rod 402 is smaller than the diameter of the second rolling ball 403, the second rolling ball 403 is prevented from falling off from the arc-shaped groove in the rolling process, an annular outer cover 3 is connected between the support seat 1 and the support cover plate 2, a rubber cushion is arranged in the annular outer cover 3, a first groove matched with the stretching device 4 is formed in the lower surface of the support cover plate 2, a second groove matched with the stretching device 4 is formed in the upper surface of the support seat 1, a first annular ring 5 is fixedly connected to the upper end of the annular outer cover 3, a second annular ring 6 is fixedly connected to the lower end of, support the lower surface fixedly connected with second annular fixture block 7 of apron 2, the first ring channel that matches with second annular fixture block 7 is seted up to the upper surface of first annular ring 5, the second ring channel that matches with first annular fixture block 8 is seted up to the lower surface of second annular ring 6, second annular fixture block 7 is the same with the width of first annular fixture block 8, the length of connecting rod 404 is twice of first annular fixture block 8 width, can make support apron 2 when supported, connecting rod 404 still places in spring groove 406, the condition that connecting rod 404 drops from spring groove 406 has been avoided.

The utility model discloses a theory of operation and use flow: firstly, when the supporting cover 2 is vibrated in any direction to incline, the first rolling ball 405 and the second rolling ball 403 arranged at the end parts of the upper supporting rod 401 and the lower supporting rod 402 of the stretching device 4 rotate along with the first rolling ball to buffer the vibration, and when the vibration amplitude is large, the upper supporting rod 401 is stretched under the pulling of the supporting cover 2, at this time, the upper supporting rod 401 pulls the spring 407 to extend the length, so as to avoid the situation of fracture when being pulled by the inclined pulling force, when the rubber cushion needs to be replaced, only the hydraulic rod is needed to be supported between the supporting cover 2 and the supporting seat 1 to lift the supporting cover 2, and the supporting cover 2 stops lifting when the second annular fixture 7 falls off from the first annular groove when the supporting cover 2 rises, at this time, the annular housing 3 is lifted upwards, at this time, the second annular ring 6 is separated from the first annular fixture 8, the annular outer cover 3 can be taken out, the rubber buffer pad in the annular outer cover 3 is taken out, the replacement of a new rubber buffer pad is realized, and the influence of the aging of the rubber buffer on the use of the rubber support is avoided.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the present invention.

Claims

1. A steel structure support comprises a support seat (1) and is characterized in that; a supporting cover plate (2) is arranged above the supporting seat (1), a stretching device (4) is arranged at the middle position of the supporting seat (1) and the supporting cover plate (2), an annular outer cover (3) is connected between the supporting seat (1) and the supporting cover plate (2), a first groove matched with the stretching device (4) is formed in the lower surface of the supporting cover plate (2), a second groove matched with the stretching device (4) is formed in the upper surface of the supporting seat (1), a first annular ring (5) is fixedly connected to the upper end of the annular outer cover (3), a second annular ring (6) is fixedly connected to the lower end of the annular outer cover (3), a first annular clamping block (8) is fixedly connected to the upper surface of the supporting seat (1), a second annular clamping block (7) is fixedly connected to the lower surface of the supporting cover plate (2), a first annular groove matched with the second annular clamping block (7) is formed in the upper surface of the first annular ring (5), and a second annular groove matched with the first annular clamping block (8) is formed in the lower surface of the second annular ring (6).

2. A steel structural support according to claim 1, wherein: stretching device (4) are including last bracing piece (401), the below of going up bracing piece (401) is provided with bottom suspension strut (402), the lower surface of going up bracing piece (401) is provided with connecting rod (404), spring groove (406) that matches with connecting rod (404) are seted up to the upper surface of bottom suspension strut (402), be connected through spring (407) between connecting rod (404) and spring groove (406), the standing groove has been seted up to the upper end of going up bracing piece (401), be provided with first spin (405) in the standing groove, the arc wall has been seted up to the lower extreme tip of bottom suspension strut (402), be provided with second spin (403) in the arc wall.

3. A steel structural support according to claim 2, wherein: the opening length of the upper end of the upper supporting rod (401) provided with the placing groove is smaller than the diameter of the first rolling ball (405).

4. A steel structural support according to claim 2, wherein: the opening length of the arc-shaped groove formed at the lower end part of the lower support rod (402) is smaller than the diameter of the second rolling ball (403).

5. A steel structural support according to claim 1, wherein: the number of the stretching devices (4) is multiple, and the stretching devices (4) are distributed on the periphery of the supporting seat (1).

6. A steel structural support according to claim 2, wherein: the width of the second annular fixture block (7) is the same as that of the first annular fixture block (8), and the length of the connecting rod (404) is twice that of the first annular fixture block (8).