Pressure resistance detection structure for steel-polypropylene hybrid fiber concrete
By designing positioning and fixing components, the problems of complex positioning and fragmentation in existing devices have been solved, thereby improving the stability and safety of concrete compressive strength testing.
Patent Information
- Application Number
- CN202423272267.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-30
- Publication Date
- 2025-12-23
- Estimated Expiration
- 2034-12-30
AI Technical Summary
Existing testing devices for the compressive strength of steel-polypropylene hybrid fiber concrete suffer from problems such as complex positioning structures, high usage and maintenance costs, inability to effectively prevent debris from flying and causing injury, and inconvenience in cleaning.
The system employs positioning and protection components and fixing components, including a positioning frame, threaded rod, fixing clamp, and hydraulic cylinder, to achieve stable positioning of concrete test blocks and centralized collection of fragments through threaded connection and hydraulic drive.
It achieves stable positioning of concrete test blocks, prevents fragments from splashing, reduces usage and maintenance costs, simplifies the fragment cleaning process, and improves the stability and safety of testing.
Smart Images
Figure CN223711284U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to concrete performance detection technical field, especially to a kind of steel-polypropylene hybrid fiber concrete compressive strength detection structure. BACKGROUND
[0002] With the development of construction industry, steel-polypropylene hybrid fiber concrete has been widely used in various engineering structures due to its good mechanical properties, such as high strength, high toughness and crack resistance.
[0003] In the process of concrete compressive strength detection, the existing method requires manual placement of concrete test blocks on the lower supporting plate, which can easily cause the position of the concrete test blocks to be unstable. The position of the pressure applied by the force plate on the concrete test blocks is different, resulting in low accuracy of the detected concrete compressive strength.
[0004] The existing patent (publication number: CN214952712U) relates to a concrete compressive strength detection device, which includes a bearing mechanism for bearing concrete test blocks, a pressure applying mechanism for pressurizing the concrete test blocks and a positioning mechanism for positioning the concrete test blocks. The positioning mechanism includes a driving assembly connected to the bearing mechanism, a linkage assembly connected to the driving assembly and a positioning assembly connected to the linkage assembly. The positioning assembly includes four positioning rods, each connected to the linkage assembly, and a positioning plate connected to the end of each positioning rod away from the linkage assembly. This application ensures that the positions of different concrete test blocks remain the same, thereby improving the accuracy of the detection device in detecting the compressive strength of concrete.
[0005] To solve the above problems, the existing patent provides a solution by positioning the position of the concrete test blocks with four positioning plates. The driving structure is complex, the use and maintenance cost is high, and it cannot effectively prevent the breaking of concrete during the detection process, which can cause splashing of debris and injury to people. In addition, it is not convenient to collect the broken debris, and it is troublesome to clean the debris after detection, which brings inconvenience to users.
[0006] Therefore, a steel-polypropylene hybrid fiber concrete compressive strength detection structure is proposed. UTILITY MODEL CONTENTS
[0007] The utility model aims to provide a steel-polypropylene hybrid fiber concrete compressive strength detection structure, which can solve the problem of the existing method of positioning the position of the concrete test blocks with four positioning plates, which is complex in driving structure, high in use and maintenance cost, and cannot effectively prevent the breaking of concrete during the detection process, which can cause splashing of debris and injury to people. In addition, it is not convenient to collect the broken debris, and it is troublesome to clean the debris after detection, which brings inconvenience to users.
[0008] In order to achieve the above object, the utility model provides the following technical scheme: a kind of steel-polypropylene hybrid fiber concrete compressive strength detection structure, the top of the detection table is provided with pressure device, the top of the detection table is clamped with positioning protection component, the both sides of the positioning protection component are provided with fixed component;
[0009] The positioning protection component includes a positioning frame, the bottom of the positioning frame is clamped with the top of the detection table, the bottom of the inner wall of the positioning frame is fixedly connected with a reinforcing bottom plate, an observation port is formed in the front side of the positioning frame, and a transparent plate is fixedly connected to the inner wall of the observation port.
[0010] Preferably, the fixed component includes a handle, a threaded rod is fixedly connected to one side of the handle close to the positioning frame, and the threaded rod penetrates into the inner cavity of the positioning frame away from the handle.
[0011] Preferably, the surface of the threaded rod is connected with the inner wall of the positioning frame through threads, and a fixed clamping plate is rotatably connected to the side of the surface of the threaded rod away from the handle through a bearing.
[0012] Preferably, the front side and the back side of the side of the fixed clamping plate close to the handle are both fixedly connected with a limiting rod, the limiting rod penetrates to the outside of the positioning frame away from the fixed clamping plate, and the surface of the limiting rod is slidingly connected with the inner wall of the positioning frame.
[0013] Preferably, the bottom of the positioning frame is fixedly connected with a positioning clamping block at four corners, the top of the detection table is provided with a positioning clamping groove matched with the positioning clamping block, and the side of the positioning clamping block close to the inner wall of the positioning clamping groove is in contact with the inner wall of the positioning clamping groove.
[0014] Preferably, the top of the both sides of the positioning frame is fixedly connected with a handle block, and anti-slip grooves are formed in the top and the bottom of the handle block.
[0015] Preferably, the pressure device includes a support frame, the bottom of the support frame is fixedly connected with the both sides of the top of the detection table, the top of the support frame is fixedly connected with a hydraulic cylinder, and the output rod of the hydraulic cylinder penetrates through the support frame and is fixedly connected with a pressing plate.
[0016] Preferably, the output rod of the hydraulic cylinder is slidingly connected with the inner wall of the support frame, and the right side of the top of the support frame is fixedly connected with a pressure display matched with the hydraulic cylinder.
[0017] Compared with the prior art, the utility model has the beneficial effects that:
[0018] 1、The present application can conveniently position the position of the concrete placed by the positioning protection assembly, and can prevent the broken concrete fragments from splashing and injuring people during the detection process, and can concentrate the broken fragments, and the fragments can be conveniently cleaned after testing, which brings convenience to the user, and the structure is simple, and the use and maintenance cost is low;
[0019] 2、The present application is provided by the setting of the fixing assembly, which can fix the concrete test block during the detection of the concrete test block, so that the concrete test block will not displace during the detection process, and the detection stability is improved. BRIEF DESCRIPTION OF DRAWINGS
[0020] Figure 1 The overall structure of the steel-polypropylene hybrid fiber concrete compressive performance detection structure of the utility model is shown in the figure.
[0021] Figure 2 The top view structure of the utility model is shown in the figure. Figure 1
[0022] Figure 3 The structure diagram of the positioning protection assembly in the utility model is shown in the figure.
[0023] Figure 4 The structure diagram of the fixing assembly in the utility model is shown in the figure.
[0024] Figure 5 The structure diagram of the detection table and the pressure device in the utility model is shown in the figure.
[0025] In the figure, 1, detection table; 2, pressure device; 201, support frame; 202, hydraulic cylinder; 203, lower pressing plate; 204, pressure display; 3, positioning protection assembly; 301, positioning frame; 302, reinforcing bottom plate; 303, observation port; 304, transparent plate; 4, fixing assembly; 401, handle; 402, threaded rod; 403, fixed clamping plate; 404, limiting rod; 5, positioning clamping block; 6, positioning clamping groove; 7, handle block; 8, anti-skid groove. DETAILED DESCRIPTION
[0026] The technical solutions in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only a part of the embodiments of the utility model, not 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 scope of protection of the utility model.
[0027] Please refer to Figures 1-5 , the utility model provides technical scheme:
[0028] The application discloses a compression performance detection structure of steel-polypropylene hybrid fiber concrete.
[0029] The positioning protection assembly 3 comprises a positioning frame 301, the bottom of the positioning frame 301 is clamped to the top of the detection table 1, a reinforcing bottom plate 302 is fixedly connected to the bottom of the inner wall of the positioning frame 301, an observation port 303 is formed in the front side of the positioning frame 301, and a transparent plate 304 is fixedly connected to the inner wall of the observation port 303.
[0030] In the embodiment, the detection table 1, the pressure applying device 2, the positioning protection assembly 3 and the fixing assembly 4 are arranged, so that the steel-polypropylene hybrid fiber concrete to be detected can be applied with pressure by the pressure applying device 2, the compression performance of the concrete can be detected, the position of the concrete can be positioned conveniently by the positioning protection assembly 3, the broken concrete pieces can be prevented from splashing and hurting people during the detection process, the broken concrete pieces can be collected, the broken concrete pieces can be cleaned conveniently after the test, convenience is brought to users, the structure is simple, the use and maintenance costs are low, the concrete test block can be fixed by the fixing assembly 4 during the detection of the concrete test block, the concrete test block cannot be displaced during the detection process, and the detection stability is improved.
[0031] Specifically, as shown in Figure 1 , Figure 2 , Figure 4 the fixing assembly 4 comprises a handle 401, a threaded rod 402 is fixedly connected to one side of the handle 401 close to the positioning frame 301, and the threaded rod 402 penetrates through the inner cavity of the positioning frame 301 away from the handle 401.
[0032] Specifically, as shown in Figure 2 , Figure 4 the surface of the threaded rod 402 is connected with the inner wall of the positioning frame 301 in a threaded mode, and a fixing clamp plate 403 is rotationally connected to the surface of the threaded rod 402 away from the handle 401 in a bearing mode.
[0033] Specifically, as shown in Figure 1 , Figure 2 , Figure 4 the front side and the rear side of one side of the fixing clamp plate 403 close to the handle 401 are fixedly connected with limiting rods 404, the limiting rods 404 penetrate through the outer side of the positioning frame 301 away from the fixing clamp plate 403, and the surface of the limiting rods 404 is connected with the inner wall of the positioning frame 301 in a sliding mode.
[0034] In the embodiment, the rotating handle 401, the threaded rod 402, the fixed clamping plate 403 and the limiting rod 404 are arranged, and when in use, the rotating handle 401 is rotated to drive the threaded rod 402 to rotate and move through the thread, the threaded rod 402 drives the fixed clamping plate 403 to move, the two fixed clamping plates 403 can clamp and fix the concrete test block, the concrete test block will not displace in the detection process, and the detection stability is improved, and the fixed clamping plate 403 can be guided and limited through the limiting rod 404, so that the fixed clamping plate 403 will not shake.
[0035] Specifically, as shown in Figure 3 、 Figure 5 The four corners of the bottom of the positioning frame 301 are fixedly connected with positioning clamping blocks 5, the top of the detection table 1 is provided with positioning clamping grooves 6 matched with the positioning clamping blocks 5, and one side of the positioning clamping blocks 5 close to the inner wall of the positioning clamping grooves 6 is in contact with the inner wall of the positioning clamping grooves 6.
[0036] Specifically, as shown in Figure 1 、 Figure 2 、 Figure 3 The top and bottom of the handle block 7 are provided with anti-skid grooves 8.
[0037] In the embodiment, the positioning clamping blocks 5 and the positioning clamping grooves 6 are arranged to position the position of the positioning frame 301, the positioning frame 301 is conveniently disassembled through clamping, the handle block 7 is arranged to conveniently move the positioning frame 301, and the anti-skid grooves 8 are arranged to prevent slipping.
[0038] Specifically, as shown in Figure 1 、 Figure 2 、 Figure 5 The pressing device 2 comprises a support frame 201, the two sides of the bottom of the support frame 201 are fixedly connected with the two sides of the top of the detection table 1, the top of the support frame 201 is fixedly connected with a hydraulic cylinder 202, and the output rod of the hydraulic cylinder 202 penetrates through the support frame 201 and is fixedly connected with a pressing plate 203.
[0039] Specifically, as shown in Figure 1 、 Figure 2 、 Figure 5 The output rod of the hydraulic cylinder 202 is in sliding connection with the inner wall of the support frame 201, and the right side of the top of the support frame 201 is fixedly connected with a pressure display 204 matched with the hydraulic cylinder 202.
[0040] In the embodiment, the hydraulic cylinder 202 can be supported and fixed by the support frame 201, the lower pressing plate 203 can be driven to press down by the hydraulic cylinder 202, the concrete test block can be pressed by the lower pressing plate 203, and the output pressure of the hydraulic cylinder 202 can be displayed by the pressure display 204.
[0041] Working principle: in use, the steel-polypropylene hybrid fiber concrete test block to be detected is placed on the reinforced bottom plate 302 in the positioning frame 301, the positioning frame 301 can be used to position the position of the concrete test block, then the handle 401 is rotated to drive the threaded rod 402 to rotate and move through the thread, the fixed clamping plate 403 is moved by the threaded rod 402, the concrete test block is clamped and fixed by the two fixed clamping plates 403, the concrete test block does not displace during detection, and the detection stability is improved, then the hydraulic cylinder 202 is started, the output rod of the hydraulic cylinder 202 drives the lower pressing plate 203 to move downward, the concrete test block is pressed by the downward movement of the lower pressing plate 203, the output pressure of the hydraulic cylinder 202 can be displayed by the pressure display 204 at this time, and the concrete test block detection condition can be observed through the observation port 303 and the transparent plate 304, when the concrete test block is broken, the broken fragments can be prevented from splashing and hurting people by the positioning frame 301, and the broken fragments can be collected in the positioning frame 301, after detection, the positioning frame 301 can be directly moved by the handle block 7 to drive the positioning clamping block 5 to move out of the positioning clamping groove 6, that is, the positioning frame 301 can be disassembled to clean the collected concrete fragments, which is more convenient.
[0042] The above is only a preferred embodiment of the utility model, and is not used to limit the utility model, and any modification, equivalent replacement and improvement within the spirit and principle of the utility model should be included in the protection scope of the utility model.
Claims
1. A steel-polypropylene hybrid fiber concrete compressive performance detection structure, comprising a detection table (1), characterized in that: The top of the detection platform (1) is provided with a pressing device (2), and the top of the detection platform (1) is clamped with a positioning protection assembly (3), and the two sides of the positioning protection assembly (3) are provided with a fixing assembly (4); The positioning protection assembly (3) comprises a positioning frame (301), the bottom of the positioning frame (301) is clamped with the top of the detection platform (1), the bottom of the inner wall of the positioning frame (301) is fixedly connected with a reinforcing bottom plate (302), and the front side of the positioning frame (301) is provided with an observation port (303), and the inner wall of the observation port (303) is fixedly connected with a transparent plate (304).
2. The steel-polypropylene hybrid fiber concrete compression performance detection structure according to claim 1, characterized in that: The fixing assembly (4) comprises a handle (401), and the side close to the positioning frame (301) of the handle (401) is fixedly connected with a threaded rod (402), and the side away from the handle (401) of the threaded rod (402) penetrates into the inner cavity of the positioning frame (301).
3. The steel-polypropylene hybrid fiber concrete compression performance detection structure according to claim 2, characterized in that: The surface of the threaded rod (402) is connected with the inner wall of the positioning frame (301) through threads, and the side away from the handle (401) of the surface of the threaded rod (402) is rotatably connected with a fixed clamping plate (403) through a bearing.
4. The steel-polypropylene hybrid fiber concrete compression performance detection structure according to claim 3, characterized in that: The front side and the rear side of the side close to the handle (401) of the fixed clamping plate (403) are fixedly connected with a limiting rod (404), the side away from the fixed clamping plate (403) of the limiting rod (404) penetrates to the outside of the positioning frame (301), and the surface of the limiting rod (404) is slidably connected with the inner wall of the positioning frame (301).
5. The steel-polypropylene hybrid fiber concrete compression performance detection structure according to claim 1, characterized in that: The bottom of the positioning frame (301) is fixedly connected with a positioning clamping block (5), the top of the detection platform (1) is provided with a positioning clamping groove (6) matched with the positioning clamping block (5), and the side close to the inner wall of the positioning clamping groove (6) of the positioning clamping block (5) is in contact with the inner wall of the positioning clamping groove (6).
6. The steel-polypropylene hybrid fiber concrete compression performance detection structure according to claim 1, characterized in that: The top of the positioning frame (301) is fixedly connected with a handle block (7), and the top and the bottom of the handle block (7) are provided with anti-skid grooves (8).
7. The steel-polypropylene hybrid fiber concrete compression performance detection structure according to claim 1, characterized in that: The pressing device (2) comprises a support frame (201), the two sides of the bottom of the support frame (201) are fixedly connected with the two sides of the top of the detection platform (1), the top of the support frame (201) is fixedly connected with a hydraulic cylinder (202), and the output rod of the hydraulic cylinder (202) penetrates through the support frame (201) and is fixedly connected with a pressing plate (203).
8. The steel-polypropylene hybrid fiber concrete compression performance detection structure according to claim 7, characterized in that: The output rod of the hydraulic cylinder (202) is slidably connected with the inner wall of the support frame (201), and the right side of the top of the support frame (201) is fixedly connected with a pressure display (204) matched with the hydraulic cylinder (202).