Sprayed concrete thickness measuring device capable of displaying thickness
By designing a jet concrete thickness measurement device including grip rod, measuring rod, pointed cone, measuring disk and laser ranging electronic ruler, the problem that traditional methods cannot clearly measure concrete thickness is solved, and fast and accurate concrete thickness measurement is achieved , simplifies the construction process and improves construction efficiency.
Patent Information
- Application Number
- CN202421009311.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-10
- Publication Date
- 2024-12-20
- Estimated Expiration
- 2034-05-10
AI Technical Summary
During the construction of jet concrete, the traditional embedded reinforcement head logo cannot clearly measure the actual jet thickness, resulting in extended construction time, waste of materials and low labor efficiency.
A jet concrete thickness measurement device that can display thickness is designed, including grip rods, measuring rods, pointed cones, measuring disks, electronic rulers and other components. Using laser ranging electronic rulers and spring mechanisms, it can directly measure before the concrete is solidified. The thickness of the concrete and prevents the disc from being offset by the screw and abutment mechanism.
It realizes rapid and accurate measurement of concrete thickness, simplifies construction process, and reduces construction time and material waste.
Smart Images
Figure CN222211580U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of concrete thickness measurement, in particular to a shotcrete thickness measuring device capable of displaying thickness. Background Art
[0002] During the shotcrete construction process, the concrete spraying thickness needs to be controlled. The traditional method is to embed the steel bar head to mark the required spraying thickness. This thickness identification method has some problems: 1. It is impossible to clearly measure the actual spraying thickness; 2. There is an extra process of embedding the steel bar head, which prolongs the construction time and wastes materials and labor. Utility Model Content
[0003] In view of the deficiencies in the prior art, the utility model provides a shotcrete thickness measuring device capable of displaying thickness, which has the advantages of measuring the thickness of concrete and solves the above-mentioned problems.
[0004] In order to achieve the above-mentioned purpose of measuring the thickness of concrete, the utility model provides the following technical solutions: a shotcrete thickness measuring device capable of displaying the thickness, comprising a gripping rod, a measuring rod fixedly mounted on the bottom of the gripping rod, a pointed cone fixedly mounted on the bottom of the measuring rod, a measuring disc sleeved on the outer side of the measuring rod, a spring fixedly mounted on the top of the measuring disc, an electronic ruler fixedly mounted on the top of the spring, a core hole provided at the center of the surface of the measuring disc, a through hole provided on the outer side of the measuring disc, a push spring provided inside the through hole, an abutment joint fixedly mounted on one end of the push spring, a screw provided on the other end of the push spring, and a limiting groove opposite to the abutment joint provided on the outer surface of the measuring rod.
[0005] Preferably, the grip rod, the measuring rod and the pointed cone form a T-shape.
[0006] Preferably, the electronic ruler is a laser ranging electronic ruler, and the electronic ruler is fixedly connected to the surface of the measuring rod.
[0007] Preferably, the measuring rod passes through the core hole and extends to the outside of the measuring disc.
[0008] Preferably, there are four through holes in a circular array, a thread groove is provided near one end of the screw, the screw is threadedly connected to the outside of the measuring disc through the thread groove, and a cross end cap is fixedly installed at the tail end of the screw.
[0009] Preferably, the abutment head extends into the interior of the limiting groove, both ends of the limiting groove are closed, and the length of the limiting groove is smaller than the length of the measuring rod.
[0010] Preferably, the measuring disc slides up and down along the measuring rod through the abutment head and the limiting groove.
[0011] Beneficial effects: The shotcrete thickness measuring device capable of displaying thickness, after the shotcrete construction and before it solidifies, holds the measuring rod and inserts it into the shotcrete, the measuring disc is attached to the concrete surface, the electronic ruler is used to measure the first spacing of the measuring disc, and then force is applied to press the measuring rod downward to extend it, the measuring disc and the measuring rod move relative to each other, the measuring disc will move up along the measuring rod, the electronic ruler is used to measure the second spacing of the measuring disc again, and the internal system of the electronic ruler is used to subtract the second spacing from the first spacing to obtain the thickness of the concrete, thereby realizing direct reading and measurement of the thickness of the concrete; the shotcrete thickness measuring device capable of displaying thickness, by twisting the screw rod, the screw rod contracts into the through hole to squeeze the push spring, the abutment joint and the limiting groove on the surface of the measuring rod abut against each other, to ensure that the measuring disc will not deviate from its position when sliding up and down, and the measuring disc will not rotate itself. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] Figure 1 This is a schematic diagram of the front three-dimensional structure of the utility model;
[0013] Figure 2 This is a schematic diagram of the three-dimensional structure of the back side of the utility model;
[0014] Figure 3 This is a schematic diagram of the three-dimensional structure of the measuring plate of the utility model;
[0015] Figure 4 This is a schematic diagram of the cutaway structure of the measuring disc of the utility model.
[0016] In the figure: 1-grip rod, 2-measuring rod, 3-cone, 4-measuring disc, 5-spring, 6-electronic ruler, 41-core hole, 42-through hole, 43-push spring, 44-butt joint, 45-screw rod, 46-limiting groove. DETAILED DESCRIPTION
[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0018] See also Figure 1-2A shotcrete thickness measuring device capable of displaying thickness comprises a grip 1, a measuring rod 2 is fixedly mounted on the bottom of the grip 1, a pointed cone 3 is fixedly mounted on the bottom of the measuring rod 2, the grip 1, the measuring rod 2 and the pointed cone 3 form a T shape, and the grip 1 can be held to insert the measuring rod 2 and the pointed cone 3 into concrete; a measuring plate 4 is sleeved on the outer side of the measuring rod 2, and the measuring plate 4 is located on the surface of the concrete during measurement and will not penetrate into the concrete; a spring 5 is fixedly mounted on the top of the measuring plate 4, an electronic ruler 6 is fixedly mounted on the top of the spring 5, and the electronic ruler 6 is fixedly connected to the surface of the measuring rod 2, and the electronic ruler 6 adopts a laser ranging electronic ruler, which has its own display screen for direct viewing.
[0019] See also Figure 3-4 A core hole 41 is provided at the center of the surface of the measuring disc 4, and the measuring rod 2 passes through the core hole 41 and extends to the outside of the measuring disc 4. A through hole 42 is provided on the outer side of the measuring disc 4, and there are four through holes 42 in a circular array. A push spring 43 is provided inside the through hole 42, and a butt joint 44 is fixedly installed at one end of the push spring 43, and a screw rod 45 is provided at the other end of the push spring 43. A thread groove is provided at one end of the through hole 42 near the screw rod 45, and the screw rod 45 is threadedly connected to the outside of the measuring disc 4 through the thread groove. A cross end cap is fixedly installed at the tail end of the screw rod 45. As the screw rod 45 goes deeper into the through hole 42, the push spring 43 is compressed, and the butt joint 44 has a stronger pressure.
[0020] See also Figure 1-4 The outer surface of the measuring rod 2 is provided with a limiting groove 46 corresponding to the abutment joint 44, the abutment joint 44 extends into the interior of the limiting groove 46, the two ends of the limiting groove 46 are closed, and the length of the limiting groove 46 is less than the length of the measuring rod 2, and the measuring disc 4 slides up and down along the measuring rod 2 through the abutment joint 44 and the limiting groove 46.
[0021] When in use, after the shotcrete is constructed and before it solidifies, hold the measuring rod 2 and insert it into the shotcrete, and the measuring plate 4 is attached to the concrete surface. The electronic ruler 6 is used to measure the primary spacing of the measuring plate 4, and then force is applied to press the measuring rod 2 downward to extend it. The measuring plate 4 and the measuring rod 2 move relative to each other, and the measuring plate 4 will move up along the measuring rod 2. The electronic ruler 6 is used to measure the secondary spacing of the measuring plate 4 again. Using the internal system of the electronic ruler 6, the thickness of the concrete can be obtained by subtracting the secondary spacing from the primary spacing, thereby realizing direct reading and measurement of the concrete thickness.
[0022] The shotcrete thickness measuring device capable of displaying thickness can squeeze the push spring 43 by twisting the screw rod 45 so that the screw rod 45 contracts into the through hole 42, and the abutment head 44 abuts against the limiting groove 46 on the surface of the measuring rod 2, thereby ensuring that the measuring plate 4 will not deviate from its position when sliding up and down, and the measuring plate 4 will not rotate itself.
Claims
1. A shotcrete thickness measuring device capable of displaying thickness, comprising a gripping rod (1), a measuring rod (2) being fixedly mounted at the bottom of the gripping rod (1), and a pointed cone (3) being fixedly mounted at the bottom of the measuring rod (2), characterized in that: A measuring disc (4) is sleeved on the outer side of the measuring rod (2), a spring (5) is fixedly mounted on the top of the measuring disc (4), an electronic ruler (6) is fixedly mounted on the top of the spring (5), a core hole (41) is provided at the center of the surface of the measuring disc (4), a through hole (42) is provided on the outer side of the measuring disc (4), a push spring (43) is provided inside the through hole (42), an abutment joint (44) is fixedly mounted on one end of the push spring (43), a screw rod (45) is provided on the other end of the push spring (43), and a limiting groove (46) opposite to the abutment joint (44) is provided on the outer surface of the measuring rod (2).
2. A shotcrete thickness measuring device capable of displaying thickness according to claim 1, characterized in that: The gripping rod (1), the measuring rod (2) and the pointed cone (3) form a T-shape.
3. A shotcrete thickness measuring device capable of displaying thickness according to claim 1, characterized in that: The electronic ruler (6) is a laser distance measuring electronic ruler, and the electronic ruler (6) is fixedly connected to the surface of the measuring rod (2).
4. A shotcrete thickness measuring device capable of displaying thickness according to claim 1, characterized in that: The measuring rod (2) passes through the core hole (41) and extends to the outside of the measuring disc (4).
5. A shotcrete thickness measuring device capable of displaying thickness according to claim 1, characterized in that: The through holes (42) are provided in four numbers in a circular array. A thread groove is provided at one end of the through hole (42) close to the screw rod (45). The screw rod (45) is threadedly connected to the outer side of the measuring disc (4) through the thread groove. A cross end cap is fixedly mounted at the tail end of the screw rod (45).
6. A shotcrete thickness measuring device capable of displaying thickness according to claim 1, characterized in that: The abutment head (44) extends into the interior of the limiting groove (46), both ends of the limiting groove (46) are closed, and the length of the limiting groove (46) is less than the length of the measuring rod (2).
7. A shotcrete thickness measuring device capable of displaying thickness according to claim 6, characterized in that: The measuring disc (4) slides up and down along the measuring rod (2) via the abutment joint (44) and the limiting groove (46).