Accurate data resiliometer

Abstract

The utility model relates to the technical field of building design, and discloses an accurate data resiliometer which comprises a vertical sleeve, a plurality of through grooves arranged circumferentially are formed in the bottom of the vertical sleeve, the inner top wall of each through groove is fixedly connected with the same gas ring, and the outer surface of each gas ring fixedly communicates with a plurality of gas nozzles arranged circumferentially. According to the accurate data rebound apparatus, through the arranged vertical sleeve, the purpose of limiting movement of the rebound apparatus body can be achieved, the effect that the rebound apparatus body is in a vertical state when making contact with an external concrete plate is achieved, the measurement accuracy can be improved, and the rebound apparatus can be accurately measured by pulling a cross-shaped ring to move upwards before measurement. Then the cross ring is reset under the action of the spring, external gas can be sucked and sprayed out through the gas nozzle, the effect of removing particles possibly existing at a test point in advance is achieved, meanwhile, the vertical sleeve can shield and prevent dust from floating upwards, and the measurement accuracy is further improved.

Description

Technical Field

[0001] The present application relates to the field of architectural design technology, and in particular to a precision data rebound tester. Background Art

[0002] With people's increasing attention to project quality and the rapid development and maturity of non-destructive testing technology, the application of non-destructive testing technology in construction projects has increased. The rebound hammer has not only become one of the means of detection and analysis of engineering accidents, but is also becoming a reliable monitoring tool for engineering quality control and the use of buildings. It can be said that it has its place in the construction, acceptance and use of projects.

[0003] The existing patent (publication number: CN211927583U) discloses a precise data rebound tester for supervision, including a rebound tester body and a sleeve, the horizontal cross-sectional shape and size of the inner cavity of the sleeve are the same as the shape and size of the horizontal projection of the rebound tester body, the lower part of the rebound tester body is inserted into the inner cavity of the sleeve, the length of the sleeve is longer than the length of the rebound tester body cap part when the impact rod of the rebound tester body is not subject to pressure, and the length of the sleeve is shorter than the length of the rebound tester body casing. The problem that the impact rod is not easy to reach perpendicularity to the surface to be measured when the existing rebound tester is used is solved.

[0004] However, during the use of the above-mentioned rebound tester, it was found that due to the rough surface of the cast concrete slab, there are some gravel particles easily present in the depressions. During the detection process, the rebound tester comes into contact with the particles, which is easy to produce buffering or obstruction, affecting the measurement results and the accuracy of the detection. Utility Model Content

[0005] In response to the shortcomings of the prior art, the present application provides a precise data rebound tester with the advantages of precise measurement, etc. It solves the problem that due to the rough surface of the cast concrete slab, there are some gravel particles in the depressions. During the detection process, the rebound tester contacts the particles, which easily causes buffering or obstruction, affecting the measurement results and affecting the accuracy of the detection.

[0006] To achieve the above-mentioned purpose, the present application provides the following technical solutions: a precise data rebound tester, comprising a vertical sleeve, a plurality of circumferentially arranged through grooves are opened at the bottom of the vertical sleeve, an inner top wall of each of the through grooves is fixedly connected to the same air ring, and an outer surface of each of the air rings is fixedly connected to a plurality of circumferentially arranged air nozzles, and the other end of each of the air nozzles faces the center of the vertical sleeve.

[0007] Through the above scheme, by setting the vertical sleeve, the purpose of limiting the movement of the rebound tester body can be achieved, so that the rebound tester body is in a vertical state when in contact with the external concrete plate, and the measurement accuracy can be improved. Before measurement, the cross ring is pulled upward and then reset under the action of the spring, so that the external gas can be sucked out through the air nozzle, so as to achieve the effect of pre-clearing the particles that may exist at the test point. At the same time, the vertical sleeve can block and prevent dust from floating upward, thereby further improving the measurement accuracy.

[0008] Furthermore, a rebound tester body is slidably inserted into the interior of the vertical sleeve.

[0009] Through the above scheme, by setting the rebound tester body, the purpose of testing external concrete building materials can be achieved.

[0010] Furthermore, a force-bearing disk is fixedly connected to the top of the rebound tester body.

[0011] Through the above solution, by setting the force-bearing disk, the contact area with the user's hand can be increased, making it easier for the user to operate.

[0012] Furthermore, air cylinders are provided on both sides of the vertical sleeve, and outer surfaces of the two air cylinders are fixedly connected with fixing plates, and the two fixing plates are fixedly connected to the vertical sleeve.

[0013] Through the above solution and the provision of the fixing plate, the purpose of fixing the gas cylinder can be achieved.

[0014] Furthermore, a cross ring is slidably sleeved on the outer surface of the vertical sleeve, and two piston rods are fixedly connected to the bottom of the cross ring, and each of the piston rods is plugged into an air cylinder adjacent to it.

[0015] Through the above solution, the cross ring is provided to facilitate the user to pull the two piston rods.

[0016] Furthermore, two springs are fixedly connected to the bottom of the cross ring, the other ends of the two springs are fixedly connected to the gas cylinders adjacent to them, and each of the springs is sleeved with the piston rod adjacent to it.

[0017] Through the above solution and the provision of the spring, the purpose of resetting the piston rod can be achieved.

[0018] Furthermore, the bottoms of the two air cylinders are fixedly connected with air outlet pipes, the outer surfaces of the two air cylinders are fixedly connected with air inlet pipes, a first one-way valve is installed inside each of the air inlet pipes, and a second one-way valve is installed inside each of the air outlet pipes. When the air cylinder is under negative pressure, the first one-way valve box opens in the direction close to the air cylinder and the second one-way valve closes; when the air cylinder is under positive pressure, the first one-way valve closes and the second one-way valve opens downward.

[0019] Through the above scheme, by setting the first one-way valve and the second one-way valve, the purpose of squeezing the external gas into the interior of the spray ring can be achieved.

[0020] Furthermore, the other ends of the two air outlet pipes are fixedly connected to hoses, and the other ends of the two hoses are fixedly connected to the spray ring.

[0021] Through the above scheme and the provision of a hose, the purpose of conveying gas can be achieved.

[0022] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0023] The precise data rebound tester can limit the movement of the rebound tester body by setting a vertical sleeve, so that the rebound tester body is in a vertical state when in contact with an external concrete plate, and the measurement accuracy can be improved. Before measurement, the cross ring is pulled upward and then reset by the action of a spring, so that external gas can be sucked out through the air nozzle, so as to achieve the effect of pre-clearing particles that may exist at the test point. At the same time, the vertical sleeve can block and prevent dust from floating upward, thereby further improving the measurement accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a three-dimensional schematic diagram of the overall structure of this application;

[0025] Figure 2 A cross-sectional view of the front view of the overall structure of this application;

[0026] Figure 3 For this application Figure 2 A schematic diagram of the structure enlargement in the middle;

[0027] Figure 4 It is a sectional view of the left side view of the overall structure of this application;

[0028] Figure 5 For this application Figure 4 Enlarged schematic diagram of the structure at point B in the middle.

[0029] In the figure:

[0030] 1. Vertical sleeve; 2. Through groove; 3. Air ring; 4. Air nozzle; 5. Rebound tester body; 6. Force plate; 7. Air cylinder; 8. Fixed plate; 9. Cross ring; 10. Piston rod; 11. Spring; 12. Air outlet pipe; 13. Air inlet pipe; 14. First one-way valve; 15. Second one-way valve; 16. Hose. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the present application to clearly and completely describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0032] See also Figure 1 , Figure 2 and Figure 4 The precise data rebound tester in this embodiment comprises a vertical sleeve 1, and a rebound tester body 5 is slidably inserted inside the vertical sleeve 1. Through the setting of the rebound tester body 5, the purpose of testing external concrete building materials can be achieved. The top of the rebound tester body 5 is fixedly connected with a force plate 6. Through the setting of the force plate 6, the contact area with the user's hand can be increased, which is convenient for the user to operate.

[0033] See also Figure 1 , Figure 2 and Figure 3 A plurality of circumferentially arranged through grooves 2 are provided at the bottom of the vertical sleeve 1, and an inner top wall of each through groove 2 is fixedly connected to the same air ring 3. The outer surface of each air ring 3 is fixedly connected to a plurality of circumferentially arranged air nozzles 4, and the other end of each air nozzle 4 faces the center of the vertical sleeve 1.

[0034] See also Figure 1 , Figure 2 and Figure 4 , air cylinders 7 are provided on both sides of the vertical sleeve 1, and the outer surfaces of the two air cylinders 7 are fixedly connected with fixing plates 8, and the two fixing plates 8 are fixedly connected to the vertical sleeve 1. Through the setting of the fixing plates 8, the purpose of fixing the air cylinder 7 can be achieved. The outer surface of the vertical sleeve 1 is slidably sleeved with a cross ring 9, and the bottom of the cross ring 9 is fixedly connected with two piston rods 10, and each piston rod 10 is plugged into the air cylinder 7 adjacent to it. Through the setting of the cross ring 9, it is convenient for the user to pull the two piston rods 10, and the bottom of the cross ring 9 is fixedly connected with two springs 11, and the other ends of the two springs 11 are fixedly connected to the air cylinder 7 adjacent to it, and each spring 11 is sleeved with the piston rod 10 adjacent to it. Through the setting of the spring 11, the purpose of resetting the piston rod 10 can be achieved.

[0035] See also Figure 1 , Figure 4 and Figure 5 At the same time, the bottoms of the two air cylinders 7 are fixedly connected with air outlet pipes 12, and the other ends of the two air outlet pipes 12 are fixedly connected with hoses 16. The other ends of the two hoses 16 are fixedly connected with the spray ring. Through the setting of the hose 16, the purpose of conveying gas can be achieved. The outer surfaces of the two air cylinders 7 are fixedly connected with air inlet pipes 13, and each air inlet pipe 13 is installed with a first one-way valve 14 inside, and each air outlet pipe 12 is installed with a second one-way valve 15 inside. When the air cylinder 7 is under negative pressure, the first one-way valve 14 opens in the direction close to the air cylinder 7, and the second one-way valve 15 is closed. When the air cylinder 7 is under positive pressure, the first one-way valve 14 is closed, and the second one-way valve 15 opens downward. Through the setting of the first one-way valve 14 and the second one-way valve 15, the purpose of squeezing external gas into the spray ring can be achieved.

[0036] The precise data rebound tester in the present embodiment can achieve the purpose of limiting the movement of the rebound tester body 5 by means of the vertical sleeve 1, so that the rebound tester body 5 is in a vertical state when in contact with the external concrete plate, and the measurement accuracy can be improved. Before measurement, the cross ring 9 is pulled upward and then reset under the action of the spring 11, so that the external gas can be sucked out through the gas nozzle 4, so as to achieve the effect of pre-clearing the particles that may exist at the test point. At the same time, the vertical sleeve 1 can block and prevent dust from floating upward, thereby further improving the measurement accuracy.

[0037] It should be noted that the through slots 2 are provided to allow dust gas and particles to pass through.

[0038] The working principle of the above embodiment is as follows: when in use, the bottom end of the vertical sleeve 1 is brought into close contact with the surface of the concrete slab, and then the cross ring 9 is pulled up to drive the piston rod 10 to move upward, the air cylinder 7 absorbs external gas into the interior, and then the cross ring 9 is loosened to reset it, and the piston rod 10 is reset, and the gas enters the spray ring through the hose 16 and is sprayed out from the air nozzle 4, which can clean the impurities at the measuring point, and then the rebound test body 5 is plugged into the vertical sleeve 1 to detect the concrete slab.

[0039] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0040] Although the embodiments of the present application have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present application.

Claims

1. A high-precision data rebound tester, comprising a vertical sleeve (1), characterized in that: The bottom of the vertical sleeve (1) is provided with a plurality of through grooves (2) arranged in a circumference, the inner top wall of each through groove (2) is fixedly connected to the same air ring (3), the outer surface of each air ring (3) is fixedly connected to a plurality of air nozzles (4) arranged in a circumference, and the other end of each air nozzle (4) faces the center of the vertical sleeve (1).

2. The accurate data rebound tester according to claim 1, characterized in that: A rebound tester body (5) is slidably inserted into the interior of the vertical sleeve (1).

3. The accurate data rebound tester according to claim 2, characterized in that: A force bearing plate (6) is fixedly connected to the top end of the rebound tester body (5).

4. The accurate data rebound tester according to claim 1, characterized in that: Gas cylinders (7) are provided on both sides of the vertical sleeve (1), and the outer surfaces of the two gas cylinders (7) are fixedly connected to fixing plates (8), and the two fixing plates (8) are fixedly connected to the vertical sleeve (1).

5. The accurate data rebound tester according to claim 1, characterized in that: A cross ring (9) is slidably sleeved on the outer surface of the vertical sleeve (1), and two piston rods (10) are fixedly connected to the bottom of the cross ring (9), and each piston rod (10) is plugged into an air cylinder (7) adjacent thereto.

6. The accurate data rebound tester according to claim 5, characterized in that: Two springs (11) are fixedly connected to the bottom of the cross ring (9), the other ends of the two springs (11) are fixedly connected to the gas cylinder (7) adjacent thereto, and each spring (11) is sleeved with the piston rod (10) adjacent thereto.

7. The accurate data rebound tester according to claim 4, characterized in that: The bottoms of the two air cylinders (7) are fixedly connected to an air outlet pipe (12), and the outer surfaces of the two air cylinders (7) are fixedly connected to an air inlet pipe (13). A first one-way valve (14) is installed inside each of the air inlet pipes (13), and a second one-way valve (15) is installed inside each of the air outlet pipes (12). When the air cylinder (7) is under negative pressure, the first one-way valve (14) opens in a direction close to the air cylinder (7) and the second one-way valve (15) closes. When the air cylinder (7) is under positive pressure, the first one-way valve (14) closes and the second one-way valve (15) opens downward.

8. The accurate data rebound tester according to claim 7, characterized in that: The other ends of the two air outlet pipes (12) are fixedly connected to a hose (16), and the other ends of the two hoses (16) are fixedly connected to a spray ring.

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