Building material compressive strength testing machine

Abstract

The utility model discloses a building material compressive strength testing machine, and relates to the technical field of building material compressive strength testing, the building material compressive strength testing machine comprises a test bed, a fixed foot pad, a detection head, a hanging ring and a limiting block, the hanging ring, a hydraulic rod and a bearing head are installed above the test bed, and the detection head is arranged below the bearing head; a fixing foot pad is arranged at the bottom of the test bed, a placing block and a limiting block are installed above the test bed, a pinch bar, a bearing plate and a connecting rod are installed on the side face of the limiting block, and a horn-shaped dust collecting groove, a flow guide groove, a motor and a turbofan are matched, so that impurities generated in testing are effectively collected and prevented from drifting away; the cleaning roller cleans the surface of a material in real time, the three sets of roller heads improve the cleaning efficiency and do not damage the surface of the material, the lever principle is utilized, rapid overturning of the containing block can be achieved, cleaning is conducted through the cleaning roller, and the use continuity of the device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to building material compressive strength test technical field, concretely is a building material compressive strength testing machine. BACKGROUND

[0002] Building material compressive strength testing machine is a kind of professional equipment for determining the compressive strength of building materials (such as concrete, stone, brick, etc.), and the existing building material compressive strength testing machine still has some deficiencies, such as:

[0003] The concrete compressive strength testing machine of application number: CN202322055851.3, because the equipment is not provided with a cleaning structure, after use, there are often a lot of dust and other residues on the test platform, and due to the pressure, sticking situation occurs, manual cleaning not only consumes time and effort, but also affects the continuity of work. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a building material compressive strength testing machine to solve the problem that the existing equipment on the market does not have a cleaning structure, and after use, there are often a lot of dust and other residues on the test platform, and due to the pressure, sticking situation occurs, manual cleaning not only consumes time and effort, but also affects the continuity of work.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a building material compressive strength testing machine, comprising a test bench, a fixed foot pad, a detection head, a lifting ring and a limiting block;

[0006] The test bench is provided with a lifting ring, a hydraulic rod and a bearing head above, and the bearing head is provided with a detection head below;

[0007] The test bench is provided with a fixed foot pad at the bottom, and a cleaning roller is arranged above the test bench, a dust collection groove and a flow guide groove are formed below the cleaning roller, a motor and a vortex fan are arranged on the side of the flow guide groove, a placing block and a limiting block are installed above the test bench, and a pry bar, a bearing plate and a connecting rod are installed on the side of the limiting block.

[0008] As a preferred technical scheme of the utility model, the test bench is fixedly connected with a fixed foot pad at the bottom, the fixed foot pad is in inverted trapezoidal structure, and the fixed foot pads are symmetrically distributed in eight characters, four bolt hole positions in a line are formed on the surface of the fixed foot pad;

[0009] The fixed foot pad with inverted trapezoidal shape and splayed symmetrical distribution increases the contact area with the ground, significantly improves the stability of the testing machine, and ensures the test safety and accuracy.

[0010] As a preferred technical scheme of the utility model, the test bench is slidably connected with a hydraulic rod above, and a hydraulic drive assembly is built-in, the bottom of the hydraulic rod is fixedly connected with a bearing head, the bottom of the bearing head is a conical structure, and a pair of lifting rings are threadedly connected to the upper surface of the bearing head.

[0011] The sliding connection of the test bench and the hydraulic rod and the built-in hydraulic drive assembly enable the hydraulic rod to move up and down stably and accurately, and when testing the compressive strength of building materials, the bearing head descending speed and the pressure can be accurately controlled according to the material properties and test requirements, the conical structure of the bottom of the bearing head can concentrate the pressure when contacting the building materials, simulate the actual building stress condition, make the test result more suitable for the actual use scene, and meanwhile, the pair of threadedly connected lifting rings on the upper surface of the bearing head facilitate the use of hoisting equipment for carrying during equipment installation, maintenance or transportation, reduce the operation difficulty, and improve the work efficiency.

[0012] As a preferred technical scheme of the utility model, the bottom of the bearing head is fixedly connected with a detection head at the middle line position, a pressure sensor is built-in the detection head, and the detection head shell is made of high-strength material.

[0013] The detection head is fixedly connected to the bottom of the bearing head at the middle line position, pressure can be evenly transmitted to the detection head, the test data is more accurate and stable, the built-in pressure sensor can accurately measure the pressure value in real time, provides reliable data support for the test, the operation personnel can conveniently know the pressure change in the test process in time, the detection head shell is made of high-strength material, is not easy to be damaged when bearing a large pressure, prolongs the service life of the detection head, reduces the equipment maintenance cost, and can ensure the normal work of the detection head, the accuracy and continuity of the test are maintained in the case of frequently testing high-strength building materials.

[0014] As a preferred technical scheme of the utility model, a dust collection groove is formed at the middle line position of the test bench, the dust collection groove is a horn-shaped structure, a flow guide groove is formed in the side surface of the dust collection groove, a motor is embedded and fixed in the side surface of the flow guide groove, and a vortex fan is fixedly connected to the output shaft of the motor.

[0015] The trumpet-shaped dust collecting groove of the middle line of the test bench can effectively collect the debris, dust and other impurities generated during the compression resistance test of the building materials, the trumpet-shaped design increases the collection area, so that the impurities are more likely to fall into the dust collecting groove, the flow guide groove cooperates with the dust collecting groove to guide the impurities to a specific position, the motor drives the operation of the vortex fan to generate suction to accelerate the impurities to enter the dust collecting groove, so that the impurities are prevented from floating in the test environment, the test area is kept clean, the abrasion of other parts of the test equipment is reduced, the working environment of the operators is improved, and the harm of dust to human health is reduced.

[0016] As a preferred technical scheme of the utility model, the flow guide grooves are fixedly connected with the cleaning rollers, the cleaning rollers are internally provided with motor drives, and the surfaces of the cleaning rollers are covered with soft brushes, and the cleaning rollers are composed of three roller heads.

[0017] The cleaning rollers between the flow guide grooves can clean the surface of the building materials in real time during the test, the built-in motor drive enables the cleaning rollers to automatically operate without additional manual operation, the soft brushes covering the surfaces can effectively remove the dust and debris on the surface of the materials without damaging the surface of the materials, the test results are ensured to be not affected by the impurities on the surface of the materials, the design of the three roller heads enlarges the cleaning range and improves the cleaning efficiency, the cleaning work on the surface of the building materials with a large area can be completed in a short time, and the overall test efficiency is improved.

[0018] As a preferred technical scheme of the utility model, the test bench is fixedly connected with a limiting block above, the limiting block is fixedly connected with a placing block in parallel on the side surface, a U-shaped groove is formed in the placing block, a pry bar is rotatably connected to the side surface of the limiting block, one end of the pry bar is a handle structure, and the other end of the pry bar is rotatably connected to the midpoint of a bearing plate, the left side of the bearing plate is rotatably connected to one end of a connecting rod, and the connecting rod is rotatably connected to the placing block below.

[0019] The limiting block and the placing block on the test bench cooperate with each other to accurately position the building materials, the U-shaped groove in the placing block can stably place building materials of different shapes, the stability of the materials during the test is enhanced, the structure composed of the pry bar, the bearing plate and the connecting rod can realize the rapid overturning of the placing block by the principle of lever, and the cleaning efficiency is improved.

[0020] Compared with the prior art, the utility model has the advantages that:

[0021] 1. Stability is improved: the inverted trapezoidal and splayed symmetrical fixed foot pads increase the contact area with the ground, and can be further fixed through bolt hole positions to prevent the test machine from shaking or overturning during pressure application, thereby ensuring test safety and accuracy.

[0022] 2、Test precision controllable: the test bench is slidably connected with the hydraulic rod and is internally provided with a hydraulic drive assembly, which can accurately control the descending speed and pressure size of the bearing head; the bearing head is provided with a conical structure to simulate actual stress, and the detection head is internally provided with a pressure sensor to accurately measure the pressure in real time, thereby ensuring the accuracy of the test results.

[0023] 4、Durable equipment: the detection head shell is made of high-strength material, which is not easy to be damaged under a large pressure, prolongs the service life, reduces the maintenance cost, and ensures the normal operation of the equipment during frequent testing.

[0024] 5、Perfect cleaning function: the horn-shaped dust collection groove, the flow guide groove, the motor and the turbofan cooperate to effectively collect impurities generated during testing and avoid the scattering of impurities; the cleaning roller cleans the surface of the material in real time, the three roller heads improve the cleaning efficiency, and the material surface is not damaged, the lever principle is used to realize the quick overturning of the placing block, the cleaning roller is used for cleaning, and the continuity of the use of the equipment is improved. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 It is a side view structure schematic diagram of the utility model;

[0026] Figure 2 It is a test bench and fixed foot pad structure schematic diagram of the utility model;

[0027] Figure 3 It is a dust collection groove and flow guide groove structure schematic diagram of the utility model;

[0028] Figure 4 It is a bearing plate and connecting rod structure schematic diagram of the utility model.

[0029] In the drawing, 1 is a test bench, 2 is a fixed foot pad, 3 is a detection head, 4 is a lifting ring, 5 is a hydraulic rod, 6 is a bearing head, 7 is an air inlet, 8 is a cleaning roller, 9 is a dust collection groove, 10 is a flow guide groove, 11 is a motor, 12 is a turbofan, 13 is a lever, 14 is a bearing plate, 15 is a connecting rod, 16 is a placing block, and 17 is a limiting block. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the utility model will be clearly and completely described in combination 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 belong to the protection scope of the utility model.

[0031] Please refer to Figure 1 - Figure 4The utility model technical scheme: a building material compression strength testing machine, including test bench 1, fixed foot pad 2, detection head 3, lifting ring 4, hydraulic rod 5, bearing head 6, air inlet 7, cleaning roller 8, dust collection groove 9, guide groove 10, motor 11, turbofan 12, crowbar 13, bearing plate 14, connecting rod 15, placing block 16 and limiting block 17,

[0032] The lifting ring 4, the hydraulic rod 5 and the bearing head 6 are installed above the test bench 1, and the detection head 3 is arranged below the bearing head 6,

[0033] The bottom of the test bench 1 is provided with a fixed foot pad 2, and a cleaning roller 8 is arranged above the test bench 1. The test bench 1 is fixedly connected with the fixed foot pad 2 at the bottom. The fixed foot pad 2 has an inverted trapezoidal structure and is symmetrically distributed in an eight-character shape. Four bolt hole positions in a straight line are arranged on the surface of the fixed foot pad 2. The inverted trapezoidal and eight-character symmetrically distributed fixed foot pad 2 increases the contact area with the ground and significantly improves the stability of the testing machine. In the testing process, the reaction force generated when the detection head 3 is pressed will not easily cause the testing machine to shake or overturn, thereby ensuring the safety and accuracy of the test. The four bolt hole positions in a straight line on the foot pad facilitate the use of bolts to firmly fix the testing machine on the ground. In a complex vibration environment, such as a temporary detection point near a construction site, bolt fixation can further reduce external vibration interference and ensure the reliability of test data. A dust collection groove 9 and a flow guide groove 10 are arranged below the cleaning roller 8. A hydraulic rod 5 is slidably connected to the top of the test bench 1, and the test bench 1 is internally provided with a hydraulic drive assembly. The bottom of the bearing head 6 is of a conical structure, and a pair of lifting rings 4 are threadedly connected to the upper surface of the bearing head 6. The sliding connection of the test bench 1 and the hydraulic rod 5 and the internal hydraulic drive assembly enable the hydraulic rod 5 to move up and down smoothly and accurately. When testing the compressive strength of building materials, the descending speed and pressure of the bearing head 6 can be accurately controlled according to the material properties and testing requirements. The conical structure at the bottom of the bearing head 6 can concentrate the pressure when contacting the building materials, simulate the actual building stress condition, and make the test results more consistent with the actual use scenario. Meanwhile, the pair of threadedly connected lifting rings 4 on the upper surface of the bearing head 6 facilitates the use of hoisting equipment for handling during equipment installation, maintenance or transportation, reduces the operation difficulty, and improves the work efficiency. The motor 11 and the turbofan 12 are arranged on the side surface of the flow guide groove 10. The detection head 3 is fixedly connected to the middle line position at the bottom of the bearing head 6. The detection head 3 is internally provided with a pressure sensor, and the shell of the detection head 3 is made of high-strength material. The middle line of the bottom of the bearing head 6 is fixedly connected with the detection head 3, which ensures that the pressure can be uniformly transmitted to the detection head 3, making the test data more accurate and stable. The built-in pressure sensor can accurately measure the pressure value in real time, providing reliable data support for testing. The operator can easily understand the pressure change during the test process. The shell of the detection head 3 is made of high-strength material, which is not easy to be damaged when bearing a large pressure, prolongs the service life of the detection head 3, and reduces the equipment maintenance cost. In the case of frequent testing of high-strength building materials, the detection head 3 can also work normally, ensuring the accuracy and continuity of the test. The test bench 1 is provided with a placing block 16 and a limiting block 17 on the top. The dust collection groove 9 is arranged at the middle line position of the test bench 1 and has a horn shape. The flow guide groove 10 is arranged on the side surface of the dust collection groove 9, and the motor 11 is embedded in the flow guide groove 10. The output shaft of the motor 11 is fixedly connected with the turbofan 12. The horn-shaped dust collection groove 9 at the middle line of the test bench 1 can effectively collect the debris, dust and other impurities generated during the compression test of the building materials. The horn-shaped design increases the collection area, making it easier for impurities to fall into the dust collection groove 9. The flow guide groove 10 cooperates with the dust collection groove 9.The motor 11 drives the turbofan 12 to operate to generate suction force to accelerate the impurities into the dust collection tank 9, avoid the impurities from floating in the test environment, keep the test area clean, reduce the wear and tear on other parts of the test equipment, and also improve the working environment of the operators, reduce the harm of dust to human health, the limit block 17 is provided with a pry bar 13, a bearing plate 14 and a connecting rod 15 on the side surface, the cleaning rollers 8 are fixedly connected between the guide grooves 10, the cleaning rollers 8 are provided with built-in motor drive surface covering soft brushes, and the cleaning rollers 8 are composed of three groups of roller heads, the cleaning rollers 8 between the guide grooves 10 can clean the surface of the building material in real time during the test, the built-in motor drive enables the cleaning rollers 8 to automatically operate without additional manual operation, the surface covering soft brush can effectively remove the dust and debris on the material surface without damaging the material surface, ensuring that the test results are not affected by the impurities on the material surface, the design of the three groups of roller heads enlarges the cleaning range and improves the cleaning efficiency, and the cleaning work on the surface of the building material with a larger area can be completed in a shorter time, thereby improving the overall test efficiency.

[0034] Working principle: when using a building material compressive strength testing machine, first, fix the equipment on the ground through the bolt hole on the fixed foot pad 2, and place the building material test piece on the bearing plate 14.

[0035] Start the hydraulic drive assembly, and the hydraulic rod 5 slides downward above the test bench 1, drives the bearing head 6 and the detection head 3 to move downward, the detection head 3 contacts the test piece and gradually applies pressure, and the built-in pressure sensor measures the pressure data in real time.

[0036] After the test is completed, the connecting rod 15 overturning structure composed of the pry bar 13, the bearing plate 14 and the connecting rod 15 is pressed downward to overturn the placement block 16 by 90 degrees, the cleaning rollers 8 are used for cleaning, the motor 11 is started, the motor 11 drives the turbofan 12 to rotate, air enters the dust collection tank 9 from the guide groove 10, and negative pressure suction is generated below the dust collection tank 9 to quickly discharge the dust above the dust collection tank 9.

[0037] Thus, a series of work is completed, the content which is not described in detail in the specification belongs to the prior art known to the person skilled in the art.

[0038] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A building material compressive strength testing machine, comprising a test bench (1); A hanging ring (4), a hydraulic rod (5) and a bearing head (6) are installed above the test bench (1), and a detection head (3) is arranged below the bearing head (6); Characterized in that: The bottom of the test bench (1) is provided with a fixed foot pad (2), the top of the test bench (1) is provided with a cleaning roller (8), a dust collecting groove (9) and a flow guide groove (10) are formed below the cleaning roller (8), a motor (11) and a turbofan (12) are arranged on the side of the flow guide groove (10), a placing block (16) and a limiting block (17) are installed above the test bench (1), and a pry bar (13), a bearing plate (14) and a connecting rod (15) are installed on the side of the limiting block (17).

2. The machine for testing the compressive strength of a building material according to claim 1, wherein The bottom of the test bench (1) is fixedly connected with the fixed foot pad (2), the fixed foot pad (2) has an inverted trapezoidal structure, and the fixed foot pad (2) is symmetrically distributed in a spreader shape, four bolt hole positions arranged in a line are formed on the surface of the fixed foot pad (2).

3. The machine of claim 2, wherein, The top of the test bench (1) is slidably connected with the hydraulic rod (5), a hydraulic drive assembly is arranged in the test bench (1), the bottom of the hydraulic rod (5) is fixedly connected with the bearing head (6), the bottom of the bearing head (6) has a conical structure, and the upper surface of the bearing head (6) is threadedly connected with a pair of hanging rings (4).

4. The machine of claim 3, wherein, The bottom of the bearing head (6) is fixedly connected with the detection head (3), a pressure sensor is arranged in the detection head (3), and the shell of the detection head (3) is made of high-strength material.

5. The machine of claim 4, wherein, A dust collecting groove (9) is formed at the middle line position of the test bench (1), the dust collecting groove (9) has a horn shape, a flow guide groove (10) is formed on the side of the dust collecting groove (9), a motor (11) is embedded on the side of the flow guide groove (10), and the output shaft of the motor (11) is fixedly connected with a turbofan (12).

6. The machine of claim 5, wherein, The cleaning roller (8) is fixedly connected between the flow guide grooves (10), a motor is arranged in the cleaning roller (8), the surface of the cleaning roller (8) is covered with soft brushes, and the cleaning roller (8) has three groups of roller heads.

7. The machine of claim 6, wherein, The top of the test bench (1) is fixedly connected with the limiting block (17), the side of the limiting block (17) is fixedly connected with the placing block (16) in parallel, a U-shaped groove is formed on the top of the placing block (16), the side of the limiting block (17) is rotatably connected with the pry bar (13), one end of the pry bar (13) has a handle structure, the other end of the pry bar (13) is rotatably connected with the middle point of the bearing plate (14), the left side of the bearing plate (14) is rotatably connected with one end of the connecting rod (15), and the lower side of the connecting rod (15) is rotatably connected with the placing block (16).

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