Adjustable concrete detection test device

Abstract

The utility model relates to the technical field of concrete detection, and discloses an adjustable concrete detection test device, which comprises a pedestal, the upper surface of the pedestal is fixedly connected with a sliding column, and the outer circumferential surface of the sliding column is slidably sleeved with a lower support arm. According to the adjustable concrete detection test device, wing plates and positioning holes are arranged on the molding cylinder, and a positioning rod and a positioning ring are arranged on the lifting arm, so that the molding cylinder can be completely fixed, the stability of the molding cylinder is improved, the molding cylinder is prevented from shifting when concrete is added, and the molding cylinder and a detection rod are always located on the same axis; a spring and a pressing ring are used for positioning a first lantern ring, lifting operation of a detection rod is facilitated, convenience is provided for detection operation, the flexibility and practicability of the device are improved, and the problems that an existing test device is low in stability of a mold making cylinder, and the mold making cylinder is not stable are solved. And the subsequent detection operation and the accuracy of the detection result are easily influenced.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of concrete detection, in particular to an adjustable concrete detection test device. BACKGROUND

[0002] Concrete is an engineering composite material made by mixing cementitious materials, aggregates and water in a certain proportion. Its main components include cement, sand, stone and water, and sometimes additives and admixtures are added to improve performance. Concrete is widely used in civil engineering, such as building structures, roads, bridges, etc. Because of its high strength and durability, it can withstand large loads and external forces.

[0003] The existing patent (publication number: CN 220983297U) discloses an adjustable concrete detection test device, which belongs to the field of concrete detection test devices. It includes a pedestal, a detection test assembly, a mold making cylinder and a control console. The top surface of the pedestal is provided with a groove seat. A plurality of positioning holes are formed in the groove seat. A platform plate is attached to the groove seat. A plurality of pin columns are fixed to the bottom surface of the platform plate and are inserted into the positioning holes. The detection test assembly includes a detection seat body fixed to the top surface of the pedestal by bolts. A sliding column is fixed to the detection seat body. An upper arm and a lower arm are sleeved on the sliding column. The upper arm and the lower arm are tightened by a tightening bolt sliding column. A laser range finder is fixed to the upper arm. The adjustable concrete detection test device can automatically detect and calculate the slump of concrete, and can ensure the perpendicularity of the mold making cylinder during the detection process, avoiding the influence of the inclination or shaking of the mold making cylinder during the pulling process on the concrete slump result.

[0004] The above device is prone to movement during concrete addition and vibration, has low stability, and cannot ensure that the detection rod and the mold making cylinder are always on the same axis, affecting the subsequent detection operation and the accuracy of the detection result. Invention content

[0005] In view of the shortcomings of the prior art, the application provides an adjustable concrete detection test device, which has the advantages of being able to position the mold making cylinder, improve the stability of the mold making cylinder, make the mold making cylinder and the detection rod always on the same axis, facilitate subsequent detection operation, and ensure the accuracy of the detection result. The problems of the prior art, such as the movement of the mold making cylinder during concrete addition and vibration, low stability, inability to ensure that the detection rod and the mold making cylinder are always on the same axis, and influence on the subsequent detection operation and the accuracy of the detection result, are solved.

[0006] To achieve the above object, the application provides the following technical scheme: An adjustable concrete detection test device, comprising a pedestal, a sliding column is fixedly connected to the upper surface of the pedestal, a lower supporting arm is slidably connected to the outer circumferential surface of the sliding column, a detection rod is fixedly connected to the end of the lower supporting arm away from the sliding column, a first stand is fixedly connected to the upper surface of the pedestal, a first sleeve ring is fixedly connected to the outer circumferential surface of the lower supporting arm, the inner wall of the first sleeve ring is slidably connected to the outer circumferential surface of the first stand, a side plate is fixedly connected to the outer circumferential surface of the first sleeve ring, two sliding rods are slidably connected to the inside of the side plate, a pressing ring is fixedly connected to the end of the two sliding rods close to the first stand, the inner wall of the pressing ring is in close contact with the outer circumferential surface of the first stand, a pressing piece is fixedly connected to the end of the two sliding rods away from the first stand, and a spring is fixedly connected between the pressing piece and the side plate.

[0007] A platform plate is arranged above the pedestal, a molding cylinder is arranged on the upper surface of the platform plate, a material guide hopper is inserted into the top end of the molding cylinder, two wing plates are fixedly connected to the outer surface of the molding cylinder, a positioning hole is formed in the inside of each wing plate, a rotary air cylinder is arranged in the inside of the pedestal, a lifting air cylinder is fixedly connected to the output end of the rotary air cylinder, a lifting arm is fixedly connected to the output end of the lifting air cylinder, two positioning rods are fixedly connected to the upper surface of the lifting arm, the positioning rods are slidably inserted into the wing plates through the positioning holes respectively, and a positioning ring is threadedly connected to the outer circumferential surface of each positioning rod.

[0008] Through the above scheme, since the existing device is prone to moving when adding and vibrating the concrete, the stability is low, the detection rod and the molding cylinder cannot be kept on the same axis all the time, the subsequent detection operation is affected, and the accuracy of the detection result is affected, the wing plates and the positioning holes are arranged on the molding cylinder, the positioning rods and the positioning rings are arranged on the lifting arm, the molding cylinder can be completely fixed, the stability of the molding cylinder is improved, the molding cylinder is prevented from deviating when the concrete is added, the molding cylinder and the detection rod are kept on the same axis all the time, the subsequent detection operation is facilitated, and the accuracy of the detection result is ensured.

[0009] Further, a pressing disc is fixedly connected to the bottom of the detection rod, and a detection table is fixedly connected to the top end of the detection rod.

[0010] Through the above scheme, the pressing disc can abut against the concrete, the slump degree of the concrete can be detected, the distance difference between the pressing disc and the detection table can be measured by using a laser range finder, the slump height difference of the concrete is obtained, and then the slump degree value of the concrete is obtained.

[0011] Further, the outer circumferential surface of the slide column is sleeved with an upper support arm, one end of the upper support arm away from the slide column is fixedly connected with a laser range finder, the inner thread of the upper support arm is connected with a locking bolt, and the upper support arm is fixedly connected with the slide column through the locking bolt.

[0012] Through the above scheme, the slump value of the concrete can be detected by the laser range finder, and the height of the upper support arm and the laser range finder can be adjusted as needed by using the locking bolt.

[0013] Further, the outer circumferential surface of the upper support arm is fixedly connected with a second sleeve, and the inner wall of the second sleeve is slidably sleeved with the outer circumferential surface of the first stand.

[0014] Through the above scheme, the upper support arm is limited, so that the upper support arm and the laser range finder always vertically ascend and descend, and the laser range finder and the detection rod are always on the same axis, thereby ensuring the accuracy of the detection result.

[0015] Further, the bottom surface of the platform plate is fixedly connected with four insertion rods, and the outer circumferential surface of the insertion rod is slidably inserted into the insertion hole of the pedestal.

[0016] Through the above scheme, the insertion rod and the insertion hole on the pedestal are arranged to facilitate the taking and placing of the platform plate, thereby facilitating the cleaning and maintenance of the platform plate, and the insertion of the insertion rod into the insertion hole can also improve the stability of the platform plate.

[0017] Further, the upper surface of the platform plate is fixedly connected with a baffle, the baffle is located at the edge position of the upper surface of the platform plate, and one end of the baffle is open.

[0018] Through the above scheme, the baffle can shield the collapsed concrete, so as to avoid the collapsed concrete flowing to the pedestal or other structures, thereby affecting the subsequent cleaning operation.

[0019] Further, the bottom surface of the molding cylinder is fixedly connected with a sealing ring, and the bottom surface of the sealing ring is in close contact with the upper surface of the pedestal.

[0020] Through the above scheme, the sealing ring can seal the gap between the molding cylinder and the platform plate, so as to avoid the overflow of concrete from the bottom of the molding cylinder during the addition or vibration of the concrete, thereby affecting the detection operation.

[0021] Further, the upper surface of the rotary air cylinder is fixedly connected with two second stands, and the inner surface of the lifting arm is slidably connected with the outer circumferential surface of the second stand.

[0022] Through the above scheme, the lifting arm is limited, so that the lifting arm always vertically ascends and descends, thereby improving the stability of the movement of the lifting arm.

[0023] Further, the top end of the slide column is provided with a control console, and the inside of the pedestal is provided with a vibrator.

[0024] Through the above scheme, the experimental device can be controlled through the control console, and the vibrator can be used for vibrating and compacting the concrete.

[0025] Compared with the prior art, the technical scheme has the following beneficial effects:

[0026] The adjustable concrete detection test device can completely fix the molding cylinder, improve the stability of the molding cylinder, avoid deviation of the molding cylinder when adding concrete, make the molding cylinder and the detection rod always on the same axis, facilitate subsequent detection operation, ensure the accuracy of the detection result, make the detection rod always vertically ascend and descend through the first column and the first ring, position the first ring through the spring and the compression ring, facilitate the lifting operation of the detection rod, provide convenience for the detection operation, improve the flexibility and practicality of the device, and solve the problems of low stability of the molding cylinder of the existing test device, easy influence on subsequent detection operation and detection result accuracy. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 It is a whole three-dimensional structure diagram of the application;

[0028] Figure 2 It is a front view structure diagram of the application;

[0029] Figure 3 It is a compression ring structure diagram of the application;

[0030] Figure 4 It is a molding cylinder structure diagram of the application.

[0031] In the figure:

[0032] 1, pedestal; 2, slide column; 3, lower support arm; 4, detection rod; 5, pressure plate; 6, detection table; 7, upper support arm; 8, laser range finder; 9, first column; 10, first ring; 11, side plate; 12, slide rod; 13, compression ring; 14, pressing piece; 15, spring; 16, second ring; 17, locking bolt; 18, control console; 19, platform plate; 20, insertion rod; 21, molding cylinder; 22, wing plate; 23, positioning hole; 24, rotary air cylinder; 25, lifting air cylinder; 26, lifting arm; 27, positioning rod; 28, positioning ring; 29, sealing ring; 30, second column; 31, vibrator; 32, baffle; 33, material guide hopper. DETAILED DESCRIPTION

[0033] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments of the present application, all the other embodiments obtained by a person of ordinary skill in the art without creative effort belong to the scope of protection of the present application.

[0034] Please refer to Figure 1 , Figure 2 and Figure 3 , the adjustable concrete detection test device in the embodiment comprises a pedestal 1, the upper surface of the pedestal 1 is fixedly connected with a slide column 2, the outer circumferential surface of the slide column 2 is slidably sleeved with a lower supporting arm 3, the end of the lower supporting arm 3 away from the slide column 2 is fixedly connected with a detection rod 4, the upper surface of the pedestal 1 is fixedly connected with a first stand 9, the outer circumferential surface of the lower supporting arm 3 is fixedly connected with a first sleeve ring 10, the inner wall of the first sleeve ring 10 is slidably sleeved with the outer circumferential surface of the first stand 9, the outer circumferential surface of the first sleeve ring 10 is fixedly connected with a side plate 11, the inside of the side plate 11 is slidably connected with two slide rods 12, the end of the two slide rods 12 close to the first stand 9 is fixedly connected with a pressing ring 13, the inner wall of the pressing ring 13 is in close contact with the outer circumferential surface of the first stand 9, the end of the two slide rods 12 away from the first stand 9 is fixedly connected with a pressing piece 14, and the pressing piece 14 is fixedly connected with the side plate 11 through a spring 15.

[0035] Please refer to Figure 1 , Figure 2 and Figure 4 , the upper surface of the pedestal 1 is provided with a platform plate 19, the upper surface of the platform plate 19 is provided with a molding cylinder 21, the top end of the molding cylinder 21 is inserted with a material guide hopper 33, the outer surface of the molding cylinder 21 is fixedly connected with two wing plates 22, the inside of each wing plate 22 is provided with a positioning hole 23, the inside of the pedestal 1 is provided with a rotary air cylinder 24, the output end of the rotary air cylinder 24 is fixedly connected with a lifting air cylinder 25, the output end of the lifting air cylinder 25 is fixedly connected with a lifting arm 26, the upper surface of the lifting arm 26 is fixedly connected with two positioning rods 27, the positioning rods 27 are slidably inserted with the wing plates 22 through the positioning holes 23 respectively, and the outer circumferential surface of each positioning rod 27 is threadedly connected with a positioning ring 28.

[0036] Please refer to Figure 1 , Figure 2 and Figure 3 , the bottom of the detection rod 4 is fixedly connected with a pressing disc 5, and the top end of the detection rod 4 is fixedly connected with a detection table 6, the pressing disc 5 can be in contact with the concrete, so as to facilitate the detection of the slump degree of the concrete, the distance difference between the laser range finder 8 and the detection table 6 can be measured, the slump height difference of the concrete is obtained, and then the slump degree value of the concrete is obtained.

[0037] Please refer to Figure 1 andFigure 2 The outer circumferential surface of the slide column 2 is sleeved with an upper supporting arm 7, one end of the upper supporting arm 7 away from the slide column 2 is fixedly connected with a laser range finder 8, the inner part of the upper supporting arm 7 is threadedly connected with a locking bolt 17, the upper supporting arm 7 is fixedly connected with the slide column 2 through the locking bolt 17, the slump value of the concrete can be detected through the laser range finder 8, and the height of the upper supporting arm 7 and the laser range finder 8 can be adjusted as required by using the locking bolt 17.

[0038] Please refer to Figure 1 and Figure 2 The outer circumferential surface of the upper supporting arm 7 is fixedly connected with a second sleeve ring 16, the inner wall of the second sleeve ring 16 is sleeved with the outer circumferential surface of the first vertical column 9, the upper supporting arm 7 is limited, the upper supporting arm 7 and the laser range finder 8 always vertically ascend and descend, the laser range finder 8 and the detection rod 4 are always on the same axis, and the accuracy of the detection result is ensured.

[0039] Please refer to Figure 1 and Figure 2 The bottom surface of the platform plate 19 is fixedly connected with four inserting rods 20, the outer circumferential surface of the inserting rod 20 is slidably inserted into the inserting hole of the pedestal 1, the inserting rod 20 and the inserting hole of the pedestal 1 are arranged to facilitate the taking and placing of the platform plate 19, thereby facilitating the cleaning and maintenance of the platform plate 19, and the stability of the platform plate 19 is improved by inserting the inserting rod 20 into the inserting hole.

[0040] Please refer to Figure 1 and Figure 2 The upper surface of the platform plate 19 is fixedly connected with a baffle 32, the baffle 32 is located at the edge of the upper surface of the platform plate 19, one end of the baffle 32 is open, the baffle 32 can shield the collapsed concrete, and the collapsed concrete is prevented from flowing to the pedestal 1 or other structures, thereby affecting the subsequent cleaning operation.

[0041] Please refer to Figure 1 and Figure 2 The bottom surface of the molding cylinder 21 is fixedly connected with a sealing ring 29, the bottom surface of the sealing ring 29 is in close contact with the upper surface of the pedestal 1, the sealing ring 29 can seal the gap between the molding cylinder 21 and the platform plate 19, and the overflow of the concrete from the bottom of the molding cylinder 21 during the addition or vibration of the concrete is prevented, thereby affecting the detection operation.

[0042] Please refer to Figure 1 and Figure 2 The upper surface of the rotating air cylinder 24 is fixedly connected with two second vertical columns 30, the inner part of the lifting arm 26 is slidably connected with the outer circumferential surface of the second vertical column 30, the lifting arm 26 is limited, the lifting arm 26 always vertically ascends and descends, and the stability of the movement of the lifting arm 26 is improved.

[0043] Please refer to Figure 1 andFigure 2 The top end of the sliding column 2 is provided with a control console 18, and the inside of the pedestal 1 is provided with a vibrator 31, the experimental device can be controlled through the control console 18, and the concrete can be vibrated through the vibrator 31.

[0044] The adjustable concrete detection test device in the embodiment can completely fix the molding cylinder 21, improve the stability of the molding cylinder 21, avoid the molding cylinder 21 from deviating when the concrete is added, make the molding cylinder 21 and the detection rod 4 always on the same axis, facilitate the subsequent detection operation, guarantee the accuracy of the detection result, make the detection rod 4 always vertically ascend and descend by setting the first stand 9 and the first ring 10, position the first ring 10 by using the spring 15 and the pressing ring 13, facilitate the ascending and descending operation of the detection rod 4, provide convenience for the detection operation, improve the flexibility and practicability of the device, and solve the problems of low stability of the molding cylinder 21 of the existing test device, easy influence on the subsequent detection operation and accuracy of the detection result.

[0045] It should be noted that the laser range finder 8, the detection rod 4 and the molding cylinder 21 are on the same axis, the bottom of the side plate 11 is provided with a handle, and the end of the wing plate 22 away from the molding cylinder 21 is also provided with a handle, which provides convenience for the staff.

[0046] The working principle of the above embodiment is as follows:

[0047] When the slump test of concrete needs to be carried out, the mold drum 21 is installed on the lifting arm 26, the positioning hole 23 on the wing plate 22 is sleeved on the positioning rod 27, and then the positioning ring 28 is tightened on the positioning rod 27, the wing plate 22 is positioned, and then the mold drum 21 is fixed on the lifting arm 26, the stability of the mold drum 21 is improved, the mold drum 21 is prevented from being deviated during subsequent concrete adding or vibrating operation, then the lifting arm 26 is driven to move by the rotating cylinder 24 and the lifting cylinder 25, the mold drum 21 is pressed on the platform plate 19, the rotating cylinder 24 can rotate the mold drum 21 to be just below the detection rod 4 according to the preset program, then the concrete is added to the inside of the mold drum 21 through the material guide hopper 33, and the vibrator 31 is started to vibrate the concrete during the concrete adding process, after the concrete adding is completed, the handle at the bottom of the side plate 11 can be held, and the pressing piece 14 is pressed, the pressing piece 14 drives the pressing ring 13 to move through the sliding rod 12, the positional restriction of the pressing ring 13 on the first sleeve ring 10 is cancelled, then the lower support arm 3 can be moved up and down to complete the test operation, the pressing piece 14 is pressed to extrude the spring 15, when the pressing piece 14 is released, the spring 15 automatically rebounds to drive the pressing piece 14 to automatically move back through the sliding rod 12, the pressing ring 13 is automatically extruded with the first stand 9 to position the lower support arm 3, and the lifting test operation of the lower support arm 3 and the detection rod 4 is facilitated.

[0048] It should be noted that the relative terms, such as first and second, and the like are used herein solely to distinguish one entity or action from another, without necessarily requiring or implying any such actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations 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. Without further limitation, an element preceded by "comprises a" does not, without more constraints, foreclose the existence of additional identical elements in the process, method, article, or apparatus that comprises the element.

[0049] Although embodiments of the present application have been shown and described, it is to be understood that various modifications, substitutions, replacements and changes can be made to these embodiments without departing from the principles and spirit of the present application, the scope of the present application being defined by the appended claims and their equivalents.

Claims

1. An adjustable concrete testing device, comprising a platform (1), characterized in that: A sliding column (2) is fixedly connected to the upper surface of the platform (1). A lower support arm (3) is slidably sleeved on the outer circumferential surface of the sliding column (2). A detection rod (4) is fixedly connected to the end of the lower support arm (3) away from the sliding column (2). A first column (9) is fixedly connected to the upper surface of the platform (1). A first collar (10) is fixedly connected to the outer circumferential surface of the lower support arm (3). The inner wall of the first collar (10) is slidably sleeved with the outer circumferential surface of the first column (9). The outer wall of the first collar (10) is... A side plate (11) is fixedly connected to the circumferential surface. Two slide rods (12) are slidably connected inside the side plate (11). A clamping ring (13) is fixedly connected to one end of the two slide rods (12) near the first column (9). The inner wall of the clamping ring (13) is in close contact with the outer circumferential surface of the first column (9). A pressing piece (14) is fixedly connected to one end of the two slide rods (12) away from the first column (9). A spring (15) is fixedly connected between the pressing piece (14) and the side plate (11). A platform plate (19) is provided above the pedestal (1). A mold-making cylinder (21) is provided on the upper surface of the platform plate (19). A guide hopper (33) is inserted into the top of the mold-making cylinder (21). Two wing plates (22) are fixedly connected to the outer surface of the mold-making cylinder (21). A positioning hole (23) is opened inside each of the wing plates (22). A rotary cylinder (24) is provided inside the pedestal (1). A lifting cylinder (25) is fixedly connected to the output end of the rotary cylinder (24). A lifting arm (26) is fixedly connected to the output end of the lifting cylinder (25). Two positioning rods (27) are fixedly connected to the upper surface of the lifting arm (26). The positioning rods (27) are slidably inserted into the wing plates (22) through the positioning holes (23). A positioning ring (28) is threadedly connected to the outer circumference of each positioning rod (27). The bottom of the detection rod (4) is fixedly connected to a pressure plate (5), and the top of the detection rod (4) is fixedly connected to a detection platform (6). The upper support arm (7) is slidably sleeved on the outer circumferential surface of the sliding column (2). A laser rangefinder (8) is fixedly connected to the end of the upper support arm (7) away from the sliding column (2). A locking bolt (17) is connected to the internal thread of the upper support arm (7). The upper support arm (7) is fixedly connected to the sliding column (2) through the locking bolt (17). The outer circumferential surface of the upper support arm (7) is fixedly connected to a second collar (16), and the inner wall of the second collar (16) is slidably sleeved with the outer circumferential surface of the first column (9). A sealing ring (29) is fixedly connected to the bottom surface of the molding cylinder (21), and the bottom surface of the sealing ring (29) is in close contact with the upper surface of the base (1).

2. The adjustable concrete testing device according to claim 1, characterized in that: The bottom surface of the platform plate (19) is fixedly connected with four insert rods (20), and the outer circumferential surfaces of the insert rods (20) are slidably inserted into the platform (1) through the insertion holes opened inside the platform (1).

3. The adjustable concrete testing device according to claim 1, characterized in that: A baffle (32) is fixedly connected to the upper surface of the platform plate (19). The baffle (32) is located at the edge of the upper surface of the platform plate (19), and one end of the baffle (32) is open.

4. The adjustable concrete testing device according to claim 1, characterized in that: Two second columns (30) are fixedly connected to the upper surface of the rotary cylinder (24), and the interior of the lifting arm (26) is slidably connected to the outer circumferential surface of the second columns (30).

5. The adjustable concrete testing device according to claim 1, characterized in that: The top of the sliding column (2) is provided with a control console (18), and the base (1) is provided with a vibrator (31).

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