Bracket bearing test device

Abstract

A bracket bearing test device comprises a pier column and a pressure applying assembly. The two sides of the pier column are each provided with a plurality of brackets which are sequentially arranged in the length direction of the pier column. The pressure applying assembly is installed on the pier column and comprises a pressing frame which is arranged above the pier column and moves in the vertical direction, two connecting frames are arranged below the two ends of the pressing frame, the connecting frames are placed on the bracket, a plurality of jacks are arranged on the connecting frames, and the upper ends of the jacks abut against the bottom face of the pressing frame. The two sides of the pressing frame are detachably connected with a plurality of steel bars, and the lower ends of the steel bars are connected to pier columns. The pressing frame comprises two trusses which are symmetrically arranged, the trusses are sequentially arranged in the length direction of the pier column, the length direction is parallel to the width direction of the pier column, and the upper end of the jack abuts against the bottoms of the trusses. The bearing capacity of the bracket is tested through the counter-acting force transmitted by the truss, operation is easy, loads do not need to be continuously added, safety is higher, and high practicability is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a bracket test technical field, especially with a kind of bracket load-bearing testing device is related. BACKGROUND

[0002] Pier bracket as the important component of bridge or other building structure, its load-bearing capacity is directly related to the safety in construction process, if the load-bearing capacity of bracket is insufficient, it can lead to structural instability, collapse and other serious consequences, thereby endangering the safety of construction personnel and equipment. Therefore, testing the load-bearing capacity of bracket is an important measure to ensure construction safety. At present, the most commonly used is to test by static load test method, i.e. applying controlled static load on bracket, observing and recording the deformation, stress and other conditions of bracket, so as to evaluate its load-bearing capacity. This method is more intuitive and accurate, but the operation is relatively complex, and it needs large equipment and manpower investment. In the process of preventing load, the situation of sliding may occur, and accidents may occur. UTILITY MODEL CONTENT

[0003] In view of the above related prior art, the present application provides a kind of bracket load-bearing testing device, the reaction force of truss transmission is used to test the load-bearing capacity of bracket, which is simple to operate, and does not need to add load continuously, is more safe, and has strong practicality.

[0004] In order to achieve the above purpose, the utility model adopts the following technology:

[0005] A kind of bracket load-bearing testing device, comprising: pier, pressure assembly.

[0006] Pier is provided with a plurality of brackets arranged in sequence along the length direction on both sides; pressure assembly is installed on pier, including the pressure frame arranged above pier and moving in vertical direction, two connecting frames are arranged below both ends of pressure frame, connecting frame is placed on bracket, a plurality of jacks are arranged on connecting frame, and the upper end of jack abuts to the bottom surface of pressure frame; a plurality of steels are detachably connected to both sides of pressure frame, and the lower end of steel is connected to pier.

[0007] Further, the length direction of connecting frame is parallel to the length direction of pier, and connecting frame is arranged along the width direction of pier, both ends of connecting frame exceed bracket, and connecting frame and bracket are connected by bolt.

[0008] Further, the pressure frame includes two symmetrically arranged trusses, the trusses are arranged in sequence along the length direction of pier, and the length direction is parallel to the width direction of pier, and the upper end of jack abuts to the bottom of truss.

[0009] Further, the truss length direction both sides are equipped with the protruding part, the protruding part below is equipped with the support plate, the support plate is installed on the support rod, the support rod is installed on the pier column, when using, the protruding part is set on the support rod, and the top surface of the support plate is abutted.

[0010] Further, the pier column top is equipped with a plurality of anchor rods, and the lower end of the reinforcing bar is connected to the anchor rod.

[0011] The utility model has the advantages that: the truss is connected with the pier column through the reinforcing bar, so that when the jack exerts force on the truss, the truss will react on the bracket, thereby realizing the exertion of pressure on the bracket to test the bearing capacity of the bracket, without the need to continuously add static load, and the operation is simpler and safer; the support rod is used for positioning the truss, so that the action point is more accurate, and the test precision is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0012] The accompanying drawings described herein are only for illustrating selected embodiments, rather than all possible embodiments, and are not intended to limit the scope of the utility model.

[0013] Fig. 1 It is a whole structure schematic view of the embodiment of the application.

[0014] Fig. 2 It is a connection schematic view of the truss and the pier column of the embodiment of the application. DETAILED DESCRIPTION

[0015] In order to make the purpose, technical scheme and advantages of the utility model embodiment more clear, the embodiments of the utility model are described in detail below with reference to the drawings, but the embodiments described by the utility model are part of the embodiments of the utility model, rather than all the embodiments.

[0016] As Figs. 1-2 shown, the present example provides a bracket bearing test device, which comprises a pier column 1 and a pressure applying assembly 2.

[0017] The pier column 1 is provided with a plurality of brackets 11 arranged in sequence along the length direction on both sides; the pressure applying assembly 2 is installed on the pier column 1 and comprises a pressure frame 21 moving in the vertical direction above the pier column 1, two connecting frames 22 are arranged below both ends of the pressure frame 21, the connecting frame 22 is placed on the bracket 11, a plurality of jacks 23 are arranged on the connecting frame 22, and the upper end of the jack 23 abuts to the bottom surface of the pressure frame 21; a plurality of reinforcing bars 24 are detachably connected to both sides of the pressure frame 21, and the lower end of the reinforcing bar 24 is connected to the pier column 1.

[0018] Specifically, the length direction of the connecting frame 22 is parallel to the length direction of the pier 1, and the connecting frame 22 is arranged along the width direction of the pier 1, both ends of the connecting frame 22 are beyond the bracket 11, and the connecting frame 22 is connected with the bracket 11 through bolts, so that the downward force can be applied to the bracket 22 at the same time, the force distribution is more uniform, and the accuracy of the test result is ensured.

[0019] Specifically, the pressing frame 21 comprises two symmetrically arranged trusses 211, the trusses 211 are connected with each other through I-beams, the trusses 211 are arranged along the length direction of the pier 1 in sequence, and the length direction is parallel to the width direction of the pier 1, and the upper end of the jack 23 abuts against the bottom of the truss 211, so that the action point of the jack 23 for applying pressure to the whole pressing frame 21 is increased, and the stability of the detection process is ensured.

[0020] Specifically, the truss 211 is provided with a protruding portion 212 on both sides in the length direction, the protruding portion 212 is provided below a supporting plate 13, the supporting plate 13 is installed on a supporting rod 14, the supporting rod 14 is installed on the pier 1, in application, the protruding portion 212 is sleeved on the supporting rod 14 and abuts against the top surface of the supporting plate 13, when the pressing frame 21 is placed above the pier 1, the supporting rod 14 provides positioning for the pressing frame 21, and it is ensured that the jack 23 can abut against the corresponding action point of the truss 211 smoothly.

[0021] Specifically, the pier 1 is provided with a plurality of anchoring rods 12 at the top, and the lower end of the reinforcing steel bar 24 is connected to the anchoring rod 12, so that the connection of the reinforcing steel bar 24 is stable.

[0022] Since the above is only the preferred embodiment of the present application, and is not used to limit the present application, it is obvious that those skilled in the art can make various modifications and changes to the present application without departing from the spirit and scope of the present application. Thus, if these modifications and changes of the present application belong to the scope of the claims of the present application and the equivalent technology, the present application also intends to include these modifications and changes.

Claims

1. A cradle load bearing test apparatus, characterized by, Include: Pillar (1), both sides are provided with a plurality of sequentially arranged along the length direction of the bracket (11); Pressing assembly (2), installed on the pier column (1), including the pressure frame (21) above the pier column (1) and moving in the vertical direction, both ends of the pressure frame (21) below are provided with two connecting frames (22), the connecting frame (22) is placed on the bracket (11), a plurality of jacks (23) are arranged on the connecting frame (22), and the upper end of the jack (23) abuts to the bottom surface of the pressure frame (21); The pressure frame (21) is detachably connected with a plurality of steel bars (24) on both sides, and the lower end of the steel bar (24) is connected to the pier column (1).

2. The cradle load test apparatus of claim 1, wherein, The length direction of the connecting frame (22) is parallel to the length direction of the pier column (1), and is arranged along the width direction of the pier column (1), both ends of the connecting frame (22) exceed the bracket (11), and the connecting frame (22) and the bracket (11) are connected by bolts.

3. The cradle load bearing test apparatus of claim 1, wherein, The pressure frame (21) includes two symmetrically arranged trusses (211), the trusses (211) are sequentially arranged along the length direction of the pier column (1), and the length direction is parallel to the width direction of the pier column (1), and the upper end of the jack (23) abuts to the bottom of the truss (211).

4. The cradle load bearing test apparatus of claim 3, wherein, Both sides of the truss (211) are provided with a protruding portion (212), the protruding portion (212) is provided below the support plate (13), the support plate (13) is installed on the support rod (14), the support rod (14) is installed on the pier column (1), in use, the protruding portion (212) is sleeved on the support rod (14), and abuts to the top surface of the support plate (13).

5. The cradle load bearing test apparatus of claim 1, wherein, The pier column (1) is provided with a plurality of anchor rods (12), and the lower end of the steel bar (24) is connected to the anchor rod (12).

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