Bending resistance testing device for steel fiber reinforced concrete pole production

Abstract

The utility model relates to the technical field of bending resistance testing, in particular to a bending resistance testing device for steel fiber reinforced concrete pole production, and solves the problems that a plate is easily stressed to be misplaced due to extrusion pressure brought by the upper end to the plate and infirm fixation, so that the testing effect becomes poor, and the testing accuracy is reduced. Through the arrangement of the bottom plate, the clamping grooves, the limiting grooves, springs and protrusions, the limiting plates are pulled out of the limiting grooves firstly, the clamping plates are squeezed through a tool, the springs are squeezed to contract, the clamping plates can be lifted upwards, electric poles are placed in the clamping grooves, the corresponding limiting grooves are selected according to the width size of the electric poles, and the limiting plates are clamped in the limiting grooves; the electric pole is clamped, extrusion on the clamping plate is cancelled, the spring recovers deformation, the clamping plate makes contact with the electric pole, at the moment, the spring is still in a compressed state, the electric pole can be clamped through elastic force generated by the spring, the electric pole can be clamped more firmly in the testing process, and the slipping situation in the testing process is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of bending resistance test, concretely to a kind of bending resistance testing device of steel fiber reinforced concrete pole production. BACKGROUND

[0002] The bending resistance testing device of steel fiber reinforced concrete pole is mainly used for evaluating the performance of the pole made of special material when bearing bending force, to ensure that it can meet the corresponding strength and durability requirements in practical application.

[0003] In the prior art, the bending resistance testing device of steel fiber reinforced concrete plate with publication number CN218455589U, by setting four first rollers on the push plate, setting second rollers on the upper surfaces of the first slope and the second slope, the steel fiber reinforced concrete is sent to the first support plate and the second support plate by the rolling of the first rollers and the second rollers, which reduces the damage of the steel fiber reinforced concrete and improves the accuracy of the test data.

[0004] But in the above structure, when testing the bending resistance, the extrusion pressure brought by the upper end to the plate is not firm, which can easily cause the plate to slip and dislocate under stress, resulting in poor test results and reducing the test accuracy. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a bending resistance testing device for steel fiber reinforced concrete pole production, which is used to solve the problem of poor test results and reduced test accuracy caused by the extrusion pressure brought by the upper end to the plate and the dislocation of the plate under stress.

[0006] To achieve the above object, the utility model provides the following technical scheme: a bending resistance testing device for steel fiber reinforced concrete pole production, comprising a bottom plate, an adjusting assembly for adjusting the position of the clamped pole is arranged at the upper end of the bottom plate, a support plate is arranged at the upper end of the bottom plate, the support plate is provided with two groups, one group of support plates is provided with a fixed plate at the upper end, the other group of support plates is connected with the adjusting assembly, a test assembly for testing the bending resistance of the pole is arranged on one side of the support plate.

[0007] A clamping groove is formed on one side of the support plate, a spring is arranged on the inner wall of the clamping groove, a clamping plate is arranged at the lower end of the spring, a protrusion is arranged at the lower end of the clamping plate, the protrusion is provided with multiple groups, a limiting groove is formed through the outer surface of the support plate, and a limiting plate is clamped and connected in the limiting groove.

[0008] Further, the protrusion is provided with multiple groups, and the protrusion is a component made of rubber material, and the limiting plate is a component made of polyurethane material.

[0009] Further, the adjusting assembly comprises a sliding rail arranged at the upper end of the bottom plate, an inner wall of the sliding rail is provided with a telescopic cylinder, a sliding block is slidably connected in the sliding rail, and the telescopic cylinder is fixedly connected with the sliding block at the telescopic end.

[0010] Further, a moving groove is formed in one side of the sliding rail, a connecting rod is arranged at one side of the sliding block, and one end of the connecting rod is fixedly connected with one of the support plates.

[0011] Further, the testing assembly comprises a telescopic rod arranged at one side of one of the support plates, a mounting plate is arranged at one side of the telescopic rod, and a hydraulic cylinder is arranged at the lower end of the mounting plate.

[0012] Further, a pressure sensor is arranged at the lower end of the hydraulic cylinder, a shielding plate is arranged at one side of the hydraulic cylinder, and the shielding plate is provided with a plurality of groups.

[0013] Compared with the prior art, the device has the following beneficial effects:

[0014] The utility model proposes a kind of bending resistance testing device for steel fiber reinforced concrete pole production, by the setting of bottom plate, engagement slot, limit slot, spring and protrusion, first, limit plate is extracted from limit slot, using tool extrusion engagement plate, so that spring is extruded shrinkage, engagement plate will be lifted upwards, electric pole is placed in engagement slot, according to the width size of electric pole, select corresponding limit slot, limit plate is engaged in limit slot, to hold electric pole, cancel the extrusion of engagement plate, spring restores deformation, so that engagement plate contacts electric pole, spring is still in compression state at this time, the elastic force generated by spring can hold electric pole, so that electric pole is clamped more firmly when testing, reduce the situation of skidding when testing. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the whole structure schematic diagram of the bending resistance testing device for steel fiber reinforced concrete pole production of the utility model;

[0016] Figure 2 It is the limit plate structure schematic diagram of the bending resistance testing device for steel fiber reinforced concrete pole production of the utility model;

[0017] Figure 3 It is the adjusting assembly structure schematic diagram of the bending resistance testing device for steel fiber reinforced concrete pole production of the utility model;

[0018] Figure 4 It is the testing assembly structure schematic diagram of the bending resistance testing device for steel fiber reinforced concrete pole production of the utility model.

[0019] In the figure: 1, the base plate; 2, adjustment assembly; 21, slide rail; 22, telescopic cylinder; 23, sliding block; 24, connecting rod; 25, moving groove; 3, support plate; 31, clamping groove; 32, limiting plate; 33, limiting groove; 34, spring; 35, clamping plate; 36, protrusion; 4, fixed plate; 5, test assembly; 51, telescopic rod; 52, mounting plate; 53, pressure sensor; 54, shielding plate; 55, hydraulic cylinder. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be apparently and completely described in connection with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0021] In order to further understand the content of the utility model, the utility model will be described in detail in connection with the drawings.

[0022] In connection with Figure 1 A kind of bending resistance testing device for steel fiber reinforced concrete pole production, including base plate 1, adjustment assembly 2 for adjusting the position of clamping pole is arranged on the upper end of base plate 1, support plate 3 is arranged on the upper end of base plate 1, support plate 3 is provided with two groups, one group of support plate 3 is provided with fixed plate 4 on the upper end, another group of support plate 3 is connected with adjustment assembly 2, test assembly 5 for testing the bending performance of pole is arranged on one side of support plate 3.

[0023] The utility model will be further described in connection with embodiments.

[0024] Embodiment 1:

[0025] Please refer to Figure 1 And Figure 2 Clamping groove 31 is opened on one side of support plate 3, spring 34 is arranged on the inner wall of clamping groove 31, clamping plate 35 is arranged on the lower end of spring 34, protrusion 36 is arranged on the lower end of clamping plate 35, protrusion 36 is provided with multiple groups, limiting groove 33 is arranged through the outer surface of support plate 3, limiting plate 32 is clamped and connected in limiting groove 33.

[0026] Specific, first from the limiting groove 33 limit plate 32 from the extraction, using tools extrusion clamping plate 35, so that the spring 34 extrusion shrink, clamping plate 35 will be lifted up, put the pole in the clamping groove 31, according to the width of the pole size, select the corresponding limiting groove 33, limit plate 32 clamping in the limiting groove 33, so as to catch the pole, then cancel the extrusion of clamping plate 35, the spring 34 at this time restores deformation, so that the clamping plate 35 contact to the pole, the spring 34 at this time is still in compression state, the spring 34 generated by the elastic force can hold the pole, so that the pole in the test clamping more firmly, reduce the test when the slip occurs.

[0027] Embodiment 2:

[0028] Please refer to Figure 1 、 Figure 3 and Figure 4 , the convex 36 is provided with a plurality of groups, the convex 36 is made of rubber material component, limit plate 32 is made of polyurethane material component, adjusting assembly 2 includes the slide rail 21 set on the bottom plate 1 upper end, the inner wall of slide rail 21 is provided with telescopic cylinder 22, the slide rail 21 inside is connected with slide block 23, telescopic cylinder 22 telescopic end and slide block 23 fixed connection, slide rail 21 side is provided with moving groove 25, the slide block 23 side is provided with connecting rod 24, the connecting rod 24 one end and one of the support plate 3 fixed connection, test assembly 5 includes the telescopic rod 51 set on one of the support plate 3 side, telescopic rod 51 side is provided with mounting plate 52, mounting plate 52 lower end is provided with hydraulic cylinder 55, hydraulic cylinder 55 lower end is provided with pressure sensor 53, hydraulic cylinder 55 side is provided with baffle 54, baffle 54 is provided with a plurality of groups.

[0029] Specifically, the elasticity of the rubber material enables the protrusions 36 to adapt to the surfaces of electric poles of different shapes and sizes to some extent, thereby improving the stability of fixation and maintaining the shape and function in long-term use, prolonging the service life of the equipment, and the polyurethane is a material with high strength and toughness, which is suitable for applications requiring high pressure or impact, which ensures the stability and durability of the limiting plate 32 during use, improves the stability of the device, and the telescopic cylinder 22 drives the sliding block 23 to slide in the sliding rail 21, which can drive the connecting rod 24 to move in the moving groove 25, so that the support plate 3 fixedly connected with the connecting rod 24 also moves, the distance between the two groups of support plates 3 can be adjusted, the clamping distance can be adjusted according to the width of the electric pole, the telescopic rod 51 can drive the position of the hydraulic cylinder 55, thereby adjusting the position of the extrusion test, the hydraulic cylinder 55 can move downward to contact the electric pole for extrusion, and the bending resistance of the electric pole can be tested, the pressure sensor 53 can display the force of the hydraulic cylinder 55 during testing, and the test data can be recorded conveniently, the electric pole is bent under pressure, and when the electric pole breaks, the shielding plate 54 can block the debris generated by the broken electric pole to avoid injury to the operator.

[0030] It should be noted that, in the present text, relational terms such as first and second and the like can only be used to distinguish one entity or action from another entity or action, without necessarily requiring or implying that there is any such actual relationship or order between these entities or actions. Moreover, the terms "comprises", "comprising", or any other variant thereof are intended to cover non-exclusive inclusions, so that a process, method, article, or apparatus that includes a list of elements does not only include those elements, but also includes other elements not explicitly listed, or inherent to such a process, method, article, or apparatus.

[0031] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A device for testing the bending resistance of a steel fiber reinforced concrete pole, characterized in that: The utility model provides a test device for electric pole, including bottom plate, the upper end of bottom plate is provided with the adjustment assembly for adjusting the clamping electric pole position, the upper end of bottom plate is provided with support plate, support plate is provided with two groups, one group of support plate upper end is provided with fixed plate, another group of support plate is connected with adjustment assembly, one side of support plate is provided with test assembly for testing electric pole bending resistance performance, The support plate is provided with a plurality of groups of protrusions, and the outer surface of the support plate is provided with a limiting groove penetrating through.

2. The bending resistance test apparatus for the steel fiber reinforced concrete pole production according to claim 1, characterized in that: The protrusions are members made of rubber material, and the limiting plate is a member made of polyurethane material.

3. The bending resistance test apparatus for the steel fiber reinforced concrete pole production according to claim 1, characterized in that: The adjustment assembly comprises a sliding rail arranged at the upper end of the bottom plate, an inner wall of the sliding rail is provided with a telescopic air cylinder, and the sliding rail is internally and slidably connected with a sliding block.

4. The bending resistance test apparatus for the steel fiber reinforced concrete pole production according to claim 3, characterized in that: One side of the sliding rail is provided with a moving groove, one side of the sliding block is provided with a connecting rod, and one end of the connecting rod is fixedly connected with one group of support plates.

5. The bending resistance test apparatus for the steel fiber reinforced concrete pole production according to claim 1, characterized in that: The test assembly comprises a telescopic rod arranged at one side of one group of support plates, one side of the telescopic rod is provided with a mounting plate, and the lower end of the mounting plate is provided with a hydraulic cylinder.

6. The bending resistance test apparatus for the steel fiber reinforced concrete pole production according to claim 5, characterized in that: The lower end of the hydraulic cylinder is provided with a pressure sensor, one side of the hydraulic cylinder is provided with a shielding plate, and the shielding plate is provided with a plurality of groups.

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