Concrete long-distance transportation performance testing device

Abstract

The utility model relates to the technical field of concrete testing, in particular to a concrete long-distance transportation performance testing device which comprises a vibration table, a track composition plate, a material containing hopper, a sliding mechanism and a telescopic mechanism. A track used for simulating a long-distance transportation path of concrete is arranged on the track combination plate arranged at the upper end of the vibration table, and the containing hopper is arranged on the track and can move along the track under the combined action of the sliding mechanism and the telescopic mechanism; an acceleration sensor is arranged on the outer wall of the containing hopper, and a temperature sensor is arranged on the inner wall of the containing hopper. According to the utility model, the track path form can be flexibly adjusted, various test scenes can be constructed, the state influenced by vibration, advancing acceleration and centrifugal force in the concrete transportation process can be truly restored, the advancing speed of the hopper can be accurately controlled, and the accuracy of the concrete long-distance transportation performance test result can be ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to concrete test technical field especially relates to a concrete long distance transport performance test device. BACKGROUND

[0002] Concrete needs to be transported to construction site after being configured in mixing station, and the physical properties of concrete such as slump, viscosity and fluidity are significantly affected in the transport process, if these performances change greatly in the transport process, it will directly affect the pouring quality of concrete, and even may cause engineering safety hidden trouble. Therefore, the development of the test device for testing and optimizing the long distance transport performance of concrete is of great significance to help build high-quality and high-efficiency modern engineering projects.

[0003] The current technology simply simulates the performance evolution law of concrete in the long distance transport process by using pipeline, and the existing technology has the following deficiencies:

[0004] 1. unable to truly restore the vibration and movement process of concrete samples in the long distance transport process;

[0005] 2. low intelligent degree, unable to accurately control the running acceleration of concrete samples, and the test result error is large. INVENTION CONTENTS

[0006] In order to solve the technical problem that the vibration and movement process of concrete samples in the long distance transport process cannot be truly restored in the above-mentioned prior art, the utility model provides a concrete long distance transport performance test device.

[0007] The utility model provides a concrete long distance transport performance test device, which comprises a body, and further comprises:

[0008] The vibration table, the track combination plate, the material hopper, the sliding mechanism and the telescopic mechanism;

[0009] The track combination plate provided on the upper end of the vibration table has a track for simulating the long distance transport path of concrete, and the material hopper is arranged on the track and can move along the track under the joint action of the sliding mechanism and the telescopic mechanism;

[0010] The outer wall of the material hopper is provided with an acceleration sensor, and the inner wall of the material hopper is provided with a temperature sensor.

[0011] Optionally, the sliding mechanism is arranged on the upper end of the vibration table and comprises a first track plug-in plate, a sliding block and a driving source;The sliding block is slidingly connected to the sliding rail on the first track plug-in plate and can change and lock the position through the driving source;

[0012] The telescopic mechanism is a telescopic sleeve arranged between the sliding block and the material container, and is used for adapting to the curvature change of the track.

[0013] Optionally, the track combination plate is spliced by a plurality of straight track plates and a plurality of curved track plates, the sliding rail is arranged in parallel with the first end to the second end direction of the track on the track combination plate, and the second end is the direction away from the first end on the track combination plate.

[0014] Optionally, the second track insertion plate is arranged on the vibration table, and a space for placing the track combination plate is left between the second track insertion plate and the first track insertion plate, and the track combination plate is tenon-and-mortise connected in the clamping groove at the lower part of the second track insertion plate and the first track insertion plate.

[0015] Optionally, the track combination plate comprises two straight track plates and two curved track plates arranged between the straight track plates, and the two curved track plates are spliced to form three turning positions.

[0016] Optionally, the first end and the second end of the track formed by the track combination plate are provided with limit blocks, and the end of the sliding rail away from the driving source is provided with a limit block.

[0017] Optionally, the material container is a box-shaped body with an open upper end, and the material is transparent tempered glass.

[0018] Optionally, the driving source is an electric telescopic rod, the telescopic rod of the driving source is arranged along the length direction of the sliding rail, and the motor of the driving source is located at one end of the sliding rail.

[0019] Optionally, the four bottom corners of the vibration table are provided with gaskets, and the gaskets are anchored to the ground by ground nails.

[0020] Compared with the prior art, the technical scheme provided by the embodiment of the utility model has the following beneficial effects:

[0021] The device can flexibly adjust the track path form, construct various test scenes, truly restore the state of concrete affected by vibration, marching acceleration and centrifugal force in the transportation process, accurately control the marching speed of the material container, and ensure the accuracy of the test result of the long-distance concrete transportation performance. BRIEF DESCRIPTION OF DRAWINGS

[0022] The drawings incorporated into the specification and forming a part thereof show embodiments consistent with the utility model, and together with the specification serve to explain the principles of the utility model.

[0023] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description, and obviously, for those skilled in the art, other drawings can also be obtained without creative labor.

[0024] Figure 1 The layout diagram of the concrete long-distance conveying performance test device is described in the embodiments of the present application.

[0025] 1, vibration table; 2, first track plugboard; 2.1, slide rail; 3, second track plugboard; 4, track combination plate; 5, material hopper; 6, telescopic sleeve; 7, driving source; 8, sliding block; 9, high-speed photography equipment; 10, limit block; 11, straight rail plate; 12, curved rail plate; 13, acceleration sensor; 14, gasket. DETAILED DESCRIPTION

[0026] In order to more clearly illustrate the above-mentioned purposes, features and advantages of the present application, the following will further describe the solutions of the present application. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0027] In the following description, many specific details are set forth in order to provide a thorough understanding of the present application, but the present application can also be implemented in other ways different from those described herein; obviously, the embodiments in the description are only a part of the embodiments of the present application, not all the embodiments.

[0028] Reference Figure 1 The present embodiment provides a concrete long-distance conveying performance test device, which comprises a vibration table 1, a track combination plate 4, a material hopper 5, a sliding mechanism and a telescopic mechanism. The track combination plate 4 arranged on the upper end of the vibration table 1 has a track for simulating a long-distance conveying path of concrete, the material hopper 5 is arranged on the track and can move along the track under the joint action of the sliding mechanism and the telescopic mechanism, the outer wall of the material hopper 5 is provided with an acceleration sensor 13, and the inner wall of the material hopper 5 is provided with a temperature sensor. The acceleration sensor 13 is used for detecting the moving speed of the material hopper 5, and the temperature sensor is used for detecting the temperature change of the concrete in the moving process, so as to ensure the accuracy of the test result.

[0029] On the basis of the above-mentioned embodiment, in a preferred embodiment, the sliding mechanism is arranged on the upper end of the vibration table 1, including the first track plug-in plate 2, the sliding block 8 and the driving source 7; the sliding block 8 is slidingly connected at the sliding rail 2.1 on the first track plug-in plate 2 and changes and locks the position through the driving source 7, and the telescopic mechanism is the telescopic sleeve 6 arranged between the sliding block 8 and the material hopper 5, which is used to adapt to the curvature change of the track. The material hopper 5 is limited by the track of the track combination plate 4 and the telescopic sleeve 6 at the same time, so that the material hopper 5 can advance or retreat according to the test setting path.

[0030] Specifically, the telescopic rod of the driving source 7 is arranged along the length direction of the sliding rail 2.1, and the motor of the driving source 7 is located at one end of the sliding rail 2.1. The sliding block 8 is also provided with a high-speed photography device, which is used to shoot the concrete in the material hopper 5, facilitating the analysis after the experiment is completed.

[0031] On the basis of the above-mentioned embodiment, in a preferred embodiment, the device further comprises a second track plug-in plate 3, which is arranged on the vibration table 1 and has a space for placing the track combination plate 4 between the first track plug-in plate 2, and the track combination plate 4 is mortise and tenon connected in the clamping groove at the lower part of the second track plug-in plate 3 and the first track plug-in plate 2. The form of mortise and tenon connection can ensure the stability of the material hopper 5 during the test process.

[0032] On the basis of the above-mentioned embodiment, in a preferred embodiment, the track combination plate 4 is formed by splicing a plurality of straight track plates and a plurality of curved track plates 12, and the sliding rail is arranged in parallel with the first end to the second end direction of the track on the track combination plate 4; the second end is the direction away from the first end on the track combination plate 4. By combining a plurality of track combination plates 4, the track of different path forms is formed, and the diversity of the test scene is increased.

[0033] The specific combination mode of the track combination plate 4 is that two straight track plates 11 and two curved track plates 12 arranged between the straight track plates 11 are spliced to form three turning points. The turning of the vehicle in long-distance transportation is simulated, the track combination plate 4 is repeatedly used, and resource waste is avoided.

[0034] On the basis of the above-mentioned embodiment, in a preferred embodiment, the first end and the second end of the track formed by the track combination plate 4 are provided with limit blocks 10, and the end of the sliding rail 2.1 away from the driving source 7 is provided with a limit block 10, so as to avoid the material hopper 5 and the driving block 8 from being separated from the track during the sliding process.

[0035] The material hopper 5 is a box-shaped body with an open upper end, and the material is transparent tempered glass, which is convenient for observing the state of the internal concrete. The bottom of the material hopper 5 is provided with a roller matched with the track of the track combination plate 4, and the roller slides on the track.

[0036] The fixing mode of the body is that the four bottom corners of the vibration table 1 are provided with pads 14, the pads 14 are anchored on the ground through ground nails, and the overall stability of the test device is ensured.

[0037] The working principle of the embodiment is that when the test is needed, the track combination plate 4 needed is combined and installed, the initial position of the material container 5 is the end of the track, the electric telescopic rod is started, at this time, the sliding block 8 is driven to slide on the sliding rail, the material container 5 is driven to move through the telescopic sleeve 6, when the bend is encountered, the telescopic sleeve 6 is telescoped, so that the two can be stably connected, at this time, the acceleration sensor 13 is pasted on the outer wall of the material container 5, and the temperature sensor is arranged on the inner wall, so as to monitor the acceleration data of the material container 5 and the temperature data of the concrete sample in the test process. The state of the concrete sample in the test process is truly restored, the acceleration, the traveling acceleration and the centrifugal force are considered, the traveling speed of the material container can be accurately controlled, and the accuracy of the long-distance transportation performance test result of the concrete can be ensured.

[0038] It should be noted that, in the present document, relational terms such as“first” and“second”, and the like, are used solely to distinguish one entity or action from another entity or action, without necessarily requiring or implying any actual relationship or order between such entities or actions. Moreover, the terms“comprises”,“comprising”, or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. An element proceeded by“comprises a...” does not, without more constraints, preclude the existence of additional identical elements in the process, method, article, or apparatus that comprises the element.

[0039] The above only describes specific embodiments of the present application, so that those skilled in the art can understand or implement the present application. Various modifications of these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, the present application will not be limited to these embodiments described herein, but will conform to the widest scope consistent with the principles and novel features of the present application.

Claims

1. A concrete long distance transport performance test device comprising a body, characterized in that, The utility model relates to a long-distance concrete transportation simulation device, including: Vibration table (1), track combination board (4), material hopper (5), sliding mechanism and telescopic mechanism; Track combination board (4) is provided on the upper end of vibration table (1), and the track combination board (4) is provided with tracks for simulating the long-distance transportation path of concrete; the material hopper (5) is arranged on the track and can move along the track under the joint action of the sliding mechanism and the telescopic mechanism; The outer wall of the material hopper (5) is provided with an acceleration sensor (13), and the inner wall of the material hopper (5) is provided with a temperature sensor.

2. The concrete long distance transportability test apparatus according to claim 1, wherein The sliding mechanism is arranged on the upper end of the vibration table (1) and includes a first track insertion plate (2), a sliding block (8) and a driving source (7); the sliding block (8) is slidingly connected to the slide rail (2.1) on the first track insertion plate (2) and can change and lock the position through the driving source (7); The telescopic mechanism is a telescopic sleeve (6) arranged between the sliding block (8) and the material hopper (5), and the telescopic sleeve (6) is used for adapting to the curvature change of the track.

3. The concrete long distance transportability test apparatus according to claim 2, wherein The track combination board (4) is spliced by a plurality of straight track plates and a plurality of curved track plates (12); the slide rail is arranged in parallel with the first end to the second end direction of the track on the track combination board (4); the second end is the direction away from the first end of the track combination board (4).

4. The concrete long distance transportability test apparatus according to claim 3, wherein The second track insertion plate (3) is arranged on the vibration table (1) and has a spacing with the first track insertion plate (2) for placing the track combination board (4); the track combination board (4) is mortise and tenon connected in the clamping groove at the lower part of the second track insertion plate (3) and the first track insertion plate (2).

5. The concrete long distance transportability test apparatus according to claim 4, wherein The track combination board (4) includes two straight track plates (11) and two curved track plates (12) arranged between the straight track plates (11); the two curved track plates (12) are spliced to form three turning points.

6. The concrete long distance transportability test apparatus according to claim 4, wherein The first end and the second end of the track formed by the track combination board (4) are provided with limit blocks (10); one end of the slide rail (2.1) away from the driving source (7) is provided with a limit block (10).

7. The concrete long distance transportability test apparatus according to claim 1, wherein The material hopper (5) is a box-shaped body with an open upper end, and is made of transparent tempered glass; the bottom of the material hopper (5) is provided with rollers matched with the tracks of the track combination board (4).

8. The concrete long distance transportability test apparatus according to claim 2, wherein The driving source (7) is an electric telescopic rod; the telescopic rod of the driving source (7) is arranged along the length direction of the slide rail (2.1), and the motor of the driving source (7) is located at one end of the slide rail (2.1).

9. The concrete long distance transportability test apparatus according to claim 1, wherein The four bottom corners of the vibration table (1) are provided with gaskets (14), and the gaskets (14) are anchored to the ground by ground nails.

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