CN211522850U

CN211522850U - Bridge beam supports who conveniently detects

Info

Publication number: CN211522850U
Application number: CN201922489244.1U
Authority: CN
Inventors: 韩林涛
Original assignee: Shijiazhuang Jixing Road And Bridge Engineering Design Co ltd
Current assignee: Shijiazhuang Jixing Road And Bridge Engineering Design Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-18
Anticipated expiration: 2029-12-31

Abstract

The utility model relates to the technical field of bridges, in particular to a bridge bearing convenient to detect, which comprises an upper bearing plate fixed on a bridge and a lower bearing plate fixed on a pier, wherein a bridge bearing body is fixed between the upper bearing plate and the lower bearing plate; be provided with measuring unit on the bracing piece, measuring unit includes measuring chamber and the measuring stick of sliding connection in the measuring chamber of fixed connection on the bracing piece, is connected with the elastic component between measuring stick and the measuring chamber, makes the measuring stick can stretch out and support on telescopic outer wall from the measuring chamber. The utility model has the advantages of make things convenient for the staff to inspect bridge beam supports's the condition fast, can reach the testing result directly perceived.

Description

Bridge beam supports who conveniently detects

Technical Field

The utility model belongs to the technical field of the technique of bridge and specifically relates to a bridge beam supports who conveniently detects is related to.

Background

The bridge bearing is an important structural component for connecting an upper structure and a lower structure of a bridge, is positioned between the bridge and the pad stone, can reliably transfer load and deformation (displacement and angular rotation) borne by the upper structure of the bridge to the lower structure of the bridge, and is an important force transfer device of the bridge. The device comprises a fixed support and a movable support. The common support forms for bridge engineering include: felt or flat supports, plate rubber supports, ball supports, steel supports, special supports and the like.

The deformation of the bridge support mainly comprises two forms of shear deformation and vertical compression deformation, the deformation condition of the bridge support is usually detected regularly, and at present, the detection of the bridge support is mainly observed and measured manually or is measured on a picture after a camera shoots. The problems of the traditional detection methods are as follows: each bridge support needs to be measured on site or at a later stage, a measurement result cannot be obtained quickly, and an error is easy to occur in the measurement of a picture at the later stage.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a convenient bridge beam supports who detects makes things convenient for the staff to inspect bridge beam supports's the condition fast, can directly perceivedly reach the result that detects.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a bridge support convenient to detect comprises an upper support plate fixed on a bridge and a lower support plate fixed on a bridge pier, wherein a bridge support body is fixed between the upper support plate and the lower support plate; the measuring device is characterized in that a measuring component is arranged on the supporting rod, the measuring component comprises a measuring chamber fixedly connected to the supporting rod and a measuring rod connected to the measuring chamber in a sliding mode, and an elastic part is connected between the measuring rod and the measuring chamber to enable the measuring rod to extend out of the measuring chamber and abut against the outer wall of the first sleeve.

Through adopting above-mentioned technical scheme, bracing piece and first telescopic axis keep the parallel state under normal condition, when the bridge takes place deformation, produces relative displacement between upper bracket board and the bottom suspension fagging for the distance between bracing piece and the first sleeve changes. The measuring chamber arranged on the supporting rod is connected with a measuring rod in a sliding mode, and the measuring rod extends out of the measuring chamber and abuts against the outer wall of the first sleeve. When relative displacement takes place between first sleeve and the bracing piece, the distance that the measuring stick stretches out the measuring chamber can change thereupon for the staff can judge the degree of bridge deformation through the distance of stretching out of measuring stick.

The utility model discloses further set up to: the lower support plate is fixed with a second sleeve, the measuring assemblies are provided with two groups, and the measuring assemblies are sequentially arranged on the supporting rods from top to bottom, so that the two measuring rods respectively abut against the outer walls of the first sleeve and the second sleeve.

Through adopting above-mentioned technical scheme, two sets of measuring component measure first sleeve and second telescopic position respectively, can reachd two sets of data, make things convenient for the staff more to reachd the degree of bridge deformation through the contrast. When the bridge torsional deformation takes place, also can observe through the torsional circumstances of observing first sleeve and second sleeve for the staff observes more various and detailed to the deformation observation of bridge.

The utility model discloses further set up to: the elastic part is a spring, one end of the spring is fixed on the inner wall of the measuring chamber, and the other end of the spring is fixed on the measuring rod.

Through adopting above-mentioned technical scheme, the both ends of spring are fixed respectively on the inner wall of measuring chamber and measuring stick. Under the action of spring force, the two measuring rods can extend out of the measuring chamber and respectively abut against the outer walls of the first sleeve and the second sleeve.

The utility model discloses further set up to: an observation window is arranged on the measuring chamber along the length direction.

Through adopting above-mentioned technical scheme, make things convenient for the staff to observe the distance that stretches out and retract of measuring stick for the staff is more audio-visual obtains the degree of bridge deformation, has saved staff's time, has improved staff's work efficiency.

The utility model discloses further set up to: scales are arranged on the observation window along the length direction.

Through adopting above-mentioned technical scheme, the scale that sets up on the observation window makes the staff can directly reachd the distance that the measuring stick removed, has saved the staff and has used measuring tool to carry out measuring time, makes the staff can more audio-visual reachs the data result.

The utility model discloses further set up to: annular indicating grooves are formed in the circumferential surfaces of the first sleeve and the second sleeve respectively, and one end, deviating from the measuring chamber, of the measuring rod is clamped in the indicating grooves.

Through adopting above-mentioned technical scheme, the measuring stick deviates from the one end card of measuring chamber in indicating the groove, has produced spacing effect to the measuring stick, has avoided the measuring stick to take place to be crooked at first sleeve and the telescopic one end of second.

The utility model discloses further set up to: scales are arranged on the first sleeve and the second sleeve along the groove length direction of the indicating groove.

Through adopting above-mentioned technical scheme, the scale that sets up on the instruction groove makes things convenient for the staff to observe the relative rotation angle between first sleeve and the second sleeve more, can audio-visually obtain the torsional degree of bridge.

The utility model discloses further set up to: and reinforcing ribs are fixed at the bottom ends of the supporting rods.

Through adopting above-mentioned technical scheme, promoted the joint strength of bracing piece with the bottom suspension bedplate, strengthened the life and the steadiness of bracing piece.

To sum up, the utility model discloses a beneficial technological effect does:

1. by arranging the two groups of measuring components, the two measuring rods extend out of the measuring chamber and respectively abut against the outer walls of the first sleeve and the second sleeve, when the first sleeve and the second sleeve are displaced relatively, the distance of the two measuring rods extending out of the measuring chamber is changed, scales arranged on the measuring chamber are convenient for workers to visually obtain data of deformation degree, and the working efficiency is improved;

2. the measuring sticks of the two sets of measuring assemblies are respectively abutted to the first sleeve and the second sleeve, when the first sleeve and the second sleeve rotate relatively, the positions of the two measuring sticks abutted to the limiting groove change accordingly, and scales on the limiting groove facilitate visual deformation data of workers, so that the measuring sticks are more convenient to use.

Drawings

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

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

Reference numerals: 1. upper bracket board, 2, bottom suspension bedplate, 3, bridge beam supports body, 41, first sleeve, 42, second sleeve, 5, bracing piece, 51, measuring chamber, 52, measuring stick, 53, spring, 54, observation window, 6, instruction groove, 7, strengthening rib.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a bridge beam supports who conveniently detects, including upper bracket board 1 and bottom suspension fagging 2. Upper bracket board 1 is fixed on the bridge, and bottom suspension bedplate 2 is fixed on the pier, fixedly between upper bracket board 1 and the bottom suspension bedplate being provided with bridge beam supports body 3. A first sleeve 41 is fixed on the upper support plate 1, a second sleeve 42 is fixed on the lower support plate 2, and the first sleeve 41 and the second sleeve 42 are identical in size and are overlapped in axis. The axis of the first sleeve 41 is perpendicular to the plane of the upper support plate 1 and the axis of the second sleeve 42 is perpendicular to the plane of the lower support plate 2. The first sleeve 41 and the second sleeve 42 are provided to cover the bridge bearer body 3. There is a gap between the first sleeve 41 and the second sleeve 42 so that the first sleeve 41 and the second sleeve 42 do not contact each other. The lower support plate 2 is vertically fixed with a support rod 5, and the bottom end of the support rod 5 is fixed with a reinforcing rib 7, so that the connection strength of the support rod 5 and the lower support plate 2 is enhanced.

Referring to fig. 1 and 2, two sets of measuring assemblies are arranged on the supporting rod 5, and the two sets of measuring assemblies are sequentially arranged on the supporting rod 5 from top to bottom. The measuring assembly comprises a measuring chamber 51 and a measuring rod 52. The length direction of the measuring chamber 51 is perpendicular to the length direction of the support rod 5. The measuring rod 52 is slidably connected in the measuring chamber 51, and an elastic member is provided between the measuring chamber 51 and the measuring rod 52, so that the two measuring rods 52 can protrude from the measuring chamber 51 and abut against the outer walls of the first sleeve 41 and the second sleeve 42, respectively. The elastic member is a spring 53, and one end of the spring 53 is fixed on the inner wall of the measuring chamber 51 and the other end is fixed on the measuring rod 52.

Referring to fig. 1 and 2, an observation window 54 is formed in the measurement chamber 51 along the longitudinal direction, and scales indicating the length are provided along the longitudinal direction of the observation window 54, so that a worker can observe the position change of the measurement rod 52 conveniently. Annular indicating grooves 6 are respectively formed in the circumferential side walls of the first sleeve 41 and the second sleeve 42. The first sleeve 41 and the second sleeve 42 are provided with a scale for indicating an angle along the length direction of the indication groove 6. The end of the measuring rod 52 facing away from the measuring chamber 51 rests in the indicating groove 6.

The implementation principle of the embodiment is as follows: since the upper support plate 1 and the lower support plate 2 are fixed to the bridge and the pier, respectively, when the bridge is deformed, the positional relationship between the bridge and the pier is changed. The first sleeve 41 is fixed to the upper seat plate 1, and the second sleeve 42 is fixed to the lower seat plate 2, and in a normal state, the axes of the first sleeve 41 and the second sleeve 42 are overlapped. When the bridge deforms, the relative positions of the first sleeve 41 and the second sleeve 42 change accordingly. The two measuring rods 52 are respectively abutted against the first sleeve 41 and the second sleeve 42, when the positions of the first sleeve 41 and the second sleeve 42 are changed, the distance of the two measuring rods 52 extending out of the measuring chamber 51 is changed, and the changed degree can be visually obtained through scales on the observation window 54. When the first sleeve 41 and the second sleeve 42 are twisted relatively, the angle of the two measuring rods 52 against the indicating groove 6 changes, and the degree of change can be visually obtained by comparing the two angles.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a bridge beam supports who conveniently detects which characterized in that: the bridge support comprises an upper support plate (1) fixed on a bridge and a lower support plate (2) fixed on a pier, wherein a bridge support body (3) is fixed between the upper support plate (1) and the lower support plate (2), a first sleeve (41) is fixedly arranged on the upper support plate (1), the bridge support body (3) is sleeved in the first sleeve (41), and a support rod (5) is vertically arranged on the lower support plate (2); the measuring device is characterized in that a measuring component is arranged on the supporting rod (5), the measuring component comprises a measuring chamber (51) fixedly connected to the supporting rod (5) and a measuring rod (52) connected to the measuring chamber (51) in a sliding mode, and an elastic part is connected between the measuring rod (52) and the measuring chamber (51) to enable the measuring rod (52) to extend out of the measuring chamber (51) and abut against the outer wall of the first sleeve (41).

2. The bridge bearing convenient to detect of claim 1, wherein: be fixed with second sleeve (42) on bottom suspension bedplate (2), measuring component is provided with two sets ofly, and is two sets of measuring component sets gradually on bracing piece (5) from last to down for two measuring sticks (52) support respectively on the outer wall of first sleeve (41) and second sleeve (42).

3. The bridge bearing convenient to detect of claim 2, wherein: the elastic part is a spring (53), one end of the spring (53) is fixed on the inner wall of the measuring chamber (51), and the other end of the spring (53) is fixed on the measuring rod (52).

4. The bridge bearing convenient to detect of claim 2, wherein: an observation window (54) is arranged on the measuring chamber (51) along the length direction.

5. The bridge bearing convenient to detect of claim 4, wherein: scales are arranged on the observation window (54) along the length direction.

6. The bridge bearing convenient to detect of claim 2, wherein: annular indicating grooves (6) are formed in the circumferential surfaces of the first sleeve (41) and the second sleeve (42), and one end, away from the measuring chamber (51), of the measuring rod (52) is clamped in the indicating grooves (6).

7. The bridge bearing convenient to detect of claim 6, wherein: scales are arranged on the first sleeve (41) and the second sleeve (42) along the groove length direction of the indicating groove (6).

8. The bridge bearing convenient to detect of claim 1, wherein: and the bottom end of the supporting rod (5) is fixed with a reinforcing rib (7).