Hardness investigation and detection experimental device

Abstract

The utility model relates to the technical field of constructional engineering supervision, in particular to a hardness investigation and detection experimental device. Comprising a base, a support, a hydraulic cylinder, a pressing plate and a fixing assembly, the fixing assembly comprises a baffle, a sliding rod, a trapezoidal block, a clamping plate, an abutting spring, a driving part, a disc, a circular shaft and a movable frame, the baffle is fixedly connected with the base, the two ends of the abutting spring are fixedly connected with the clamping plate and the baffle respectively, the trapezoidal block is arranged above the base, and one end of the sliding rod is fixedly connected with the trapezoidal block; one end of the sliding rod is fixedly connected with the base, penetrates through the base and the movable frame and is fixedly connected with the other end of the sliding rod, the driving piece is fixedly connected with the base and is located in the base, the disc is fixedly connected with the driving piece, the circular shaft is fixedly connected with the disc and is eccentrically arranged with the disc, and the circular shaft is further movably connected with the movable frame and is located in the movable frame. Building materials can be fixed conveniently, time and labor are saved, and workers can detect the materials conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of construction engineering supervision, in particular to a hardness survey and detection experimental device. Background Art

[0002] Construction project supervision refers to a professional management service activity in which a construction supervision enterprise (supervision company) with corresponding qualifications accepts the entrustment of the construction unit, i.e. the project legal person, undertakes part of its project management work, and controls the construction behavior of the construction unit on behalf of the construction unit. When conducting construction project supervision, in order to ensure the hardness of the building, it is necessary to conduct hardness testing on the building materials to avoid the strength of the building materials not meeting the requirements, which will cause the building to fail to meet the acceptance standards.

[0003] In the prior art patent CN207351829U, a hardness testing device for building materials is disclosed. By setting a locking mechanism, the locking mechanism adopts an "L"-shaped plate and a fixed locking handle to press against the sample to achieve positioning. It can adapt to the testing of samples of different thicknesses and is simple and convenient.

[0004] However, in the above-mentioned prior art patents, the building materials are fixed manually by personnel, which requires much manpower and time, and is inconvenient to operate. Utility Model Content

[0005] The utility model aims to provide a hardness survey and detection experimental device, which solves the problem that the existing building materials are fixed manually by personnel, the fixing of materials requires more manpower and time, and the operation is inconvenient.

[0006] To achieve the above purpose, the utility model adopts a hardness investigation and detection experimental device, including a base, a bracket, a hydraulic cylinder, a pressure plate and a fixing assembly, wherein the bracket is fixedly connected to the base and is located above the base, the hydraulic cylinder is fixedly connected to the bracket and is located on the bracket, the pressure plate is fixedly connected to the output end of the hydraulic cylinder, and the fixing assembly is arranged on the base;

[0007] The fixing assembly comprises a baffle, a sliding rod, a trapezoidal block, a clamping plate, a supporting spring, a driving member, a disc, a circular shaft and a movable frame, the baffle being fixedly connected to the base and being located above the base, the clamping plate being arranged above the base, the two ends of the supporting spring being fixedly connected to the clamping plate and the baffle respectively, the trapezoidal block being arranged above the base, one end of the sliding rod being fixedly connected to the trapezoidal block and passing through the base, the movable frame being fixedly connected to the other end of the sliding rod, the driving member being fixedly connected to the base and being located in the base, the disc being fixedly connected to the driving member, the circular shaft being fixedly connected to the disc and being eccentrically arranged with the disc, and the circular shaft being also movably connected to the movable frame and being located in the movable frame.

[0008] Wherein, the fixing assembly further comprises a rubber pad, which is fixedly connected to the clamping plate and is located on the outer side wall of the clamping plate.

[0009] Wherein, the driving member includes a fixing frame and a driving motor, the fixing frame is fixedly connected to the base and is located in the base, the driving motor is fixedly connected to the fixing frame and is located in the fixing frame, and the disc is fixedly connected to the output end of the driving motor.

[0010] Wherein, the hardness investigation and detection experimental device also includes a protection component, and the protection component is connected to the output end of the hydraulic cylinder.

[0011] Among them, the protective assembly includes a protective window, two mounting blocks, two movable rods, two contact plates and two buffer springs. The protective window is fixedly connected to the output end of the hydraulic cylinder. The two mounting blocks are fixedly connected to the protective window and are both located on the outer side wall of the protective window. The two movable rods are respectively slidably connected to the corresponding mounting blocks and respectively penetrate the mounting blocks. Each contact plate is respectively fixedly connected to the corresponding movable rod and is respectively located under the movable rod. The two ends of each buffer spring are respectively fixedly connected to the corresponding mounting block and the corresponding contact plate.

[0012] Wherein, the protection component further includes two limit blocks, which are respectively fixedly connected to the corresponding movable rods and are respectively located above the movable rods.

[0013] The utility model discloses a hardness investigation and testing experimental device. When testing the strength of building materials, the building materials are placed above the base and located between the trapezoidal block and the clamping plate. Then the driving member in the base is started. The driving member drives the disc to rotate. Since the circular shaft and the disc are eccentrically arranged, the disc drives the circular shaft to pull the movable frame downward. The sliding rod slides downward on the base at the same time. At this time, the hypotenuse of the trapezoidal block presses the side of the testing material downward. The trapezoidal block pushes the building material to squeeze the clamping plate. The clamping plate squeezes the holding spring on the baffle until the building material is stable between the clamping plate and the trapezoidal block. Then the hydraulic cylinder is started to control the pressing plate to test the hardness of the building material. After the test is completed, the driving member is started to control the disc to rotate and reset. The circular shaft pushes the movable frame upward. The sliding rod drives the trapezoidal block to move upward. Then the building material is released from the restriction on the base. Through the above method, it is realized that the building material can be easily fixed, time and labor are saved, and it is convenient for personnel to test the material. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0015] Figure 1 It is a schematic diagram of the overall structure of the first embodiment of the utility model.

[0016] Figure 2 It is a front view of the overall structure of the first embodiment of the utility model.

[0017] Figure 3 It is a front view of the overall structure of the second embodiment of the utility model.

[0018] Figure 4 The utility model Figure 3 A magnified view of the local structure at A.

[0019] 101-base, 102-bracket, 103-hydraulic cylinder, 104-pressure plate, 105-baffle, 106-slide bar, 107-trapezoidal block, 108-clamp, 109-holding spring, 110-disc, 111-round shaft, 112-movable frame, 113-rubber pad, 114-fixed frame, 115-drive motor, 201-protective window, 202-limiting block, 203-mounting block, 204-movable rod, 205-contact plate, 206-buffer spring. DETAILED DESCRIPTION

[0020] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0021] First embodiment

[0022] See also Figure 1 and Figure 2 ,in Figure 1 is a schematic diagram of the overall structure of the first embodiment, Figure 2 It is a front view of the overall structure of the first embodiment.

[0023] The utility model provides a hardness inspection and testing experimental device: comprising a base 101, a bracket 102, a hydraulic cylinder 103, a pressure plate 104 and a fixing assembly, wherein the fixing assembly comprises a baffle 105, a slide bar 106, a trapezoidal block 107, a clamping plate 108, a holding spring 109, a driving member, a disc 110, a round shaft 111, a movable frame 112 and a rubber pad 113, and the driving member comprises a fixing frame 114 and a driving motor 115. The above-mentioned solution solves the problem that the existing building material fixing is manually fixed by personnel, the fixing of materials requires more manpower and time, and the operation is inconvenient.

[0024] According to this specific embodiment, the bracket 102 is fixedly connected to the base 101 and is located above the base 101. The hydraulic cylinder 103 is fixedly connected to the bracket 102 and is located on the bracket 102. The pressure plate 104 is fixedly connected to the output end of the hydraulic cylinder 103. The fixing component is arranged on the base 101. The bracket 102 fixes and supports the hydraulic cylinder 103 above the base 101. The building material can be fastened above the base 101 through the fixing component. Then, by starting the hydraulic cylinder 103, the output end of the hydraulic cylinder 103 controls the pressure plate 104 to apply pressure to the building material, thereby achieving the purpose of hardness detection.

[0025] The baffle 105 is fixedly connected to the base 101 and is located above the base 101. The clamp 108 is arranged above the base 101. The two ends of the resisting spring 109 are respectively fixedly connected to the clamp 108 and the baffle 105. The trapezoidal block 107 is arranged above the base 101. One end of the slide bar 106 is fixedly connected to the trapezoidal block 107 and passes through the base 101. The movable frame 112 is fixedly connected to the other end of the slide bar 106. The driving member is connected to the base 101. The base 101 is fixedly connected and located in the base 101, the disc 110 is fixedly connected to the driving member, the round shaft 111 is fixedly connected to the disc 110 and is eccentrically arranged with the disc 110, and the round shaft 111 is also movably connected to the movable frame 112 and is located in the movable frame 112. When testing the strength of the building material, the building material is placed above the base 101 and located between the trapezoidal block 107 and the clamping plate 108, and then the driving member in the base 101 is activated. The driving member drives the disc 110 to rotate. Since the circular shaft 111 and the circular shaft 110 are eccentrically arranged, the circular shaft 111 will drive the circular shaft 111 to pull the movable frame 112 downward. The sliding rod 106 slides downward on the base 101 at the same time. At this time, the hypotenuse of the trapezoidal block 107 will press the side of the detection material downward. The trapezoidal block 107 will push the building material to squeeze the clamping plate 108. The clamping plate 108 will squeeze the holding spring 109 on the baffle 105 until the building material is The clamping plate 108 and the trapezoidal block 107 are firmly connected, and then the hydraulic cylinder 103 is started to control the pressing plate 104 to test the hardness of the building materials. After the test is completed, the driving member is started to control the rotation and reset of the disc 110, and the circular shaft 111 will push the movable frame 112 upward, and the sliding rod 106 drives the trapezoidal block 107 to move upward, and then the building materials are released from the restriction on the base 101. Through the above method, it is possible to easily fix the building materials, save time and effort, and facilitate personnel to test the materials.

[0026] Secondly, the rubber pad 113 is fixedly connected to the clamp plate 108 and is located on the outer wall of the clamp plate 108. By arranging the rubber pad 113 on the outer side of the clamp plate 108, the rubber pad 113 can increase the friction between the clamp plate 108 and the building material, and can fix the building material above the base 101 more stably.

[0027] At the same time, the fixed frame 114 is fixedly connected to the base 101 and is located in the base 101, the drive motor 115 is fixedly connected to the fixed frame 114 and is located in the fixed frame 114, the disc 110 is fixedly connected to the output end of the drive motor 115, the fixed frame 114 fixes and supports the drive motor 115 in the base 101, and the drive motor 115 controls the rotation of the disc 110.

[0028] When testing the strength of building materials, the building materials are placed above the base 101 and between the trapezoidal block 107 and the clamping plate 108, and then the driving motor 115 in the base 101 is started. The driving motor 115 drives the disc 110 to rotate. Since the circular shaft 111 and the circular shaft 110 are eccentrically arranged, the circular shaft 111 drives the movable frame 112 to be pulled downward, and the sliding rod 106 slides downward on the base 101 at the same time. At this time, the hypotenuse of the trapezoidal block 107 presses down the side of the testing material, and the trapezoidal block 107 pushes the building material to squeeze the clamping plate 108, and the clamping plate 108 presses against the supporting spring on the baffle 105. The spring 109 is squeezed until the building material is firmly fixed between the clamping plate 108 and the trapezoidal block 107, and then the hydraulic cylinder 103 is started to control the pressing plate 104 to detect the hardness of the building material. After the detection is completed, the disc 110 is controlled to rotate and reset by starting the driving motor 115, and the circular shaft 111 will push the movable frame 112 upward, and the sliding rod 106 drives the trapezoidal block 107 to move upward, and then the building material is released from the restriction on the base 101; in addition, by arranging the rubber pad 113 on the outside of the clamping plate 108, the building material can be fixed more stably above the base 101. In the above manner, it is possible to facilitate the fixing of the building material, save time and effort, and facilitate personnel to detect the material.

[0029] Second embodiment

[0030] See also Figure 3 and Figure 4 ,in Figure 3 is a front view of the overall structure of the second embodiment, Figure 4 yes Figure 3 A magnified view of the local structure at A.

[0031] On the basis of the first embodiment, a hardness investigation and detection experimental device of the utility model also includes a protective component, which includes a protective window 201, two mounting blocks 203, two movable rods 204, two contact plates 205, two buffer springs 206 and two limit blocks 202.

[0032] The protection component is connected to the output end of the hydraulic cylinder 103. By setting the protection component, protection is provided during the process of detecting building materials on the base 101 to prevent injuries to personnel caused by material breakage and splashing.

[0033] The protective window 201 is fixedly connected to the output end of the hydraulic cylinder 103, the two mounting blocks 203 are fixedly connected to the protective window 201 and are both located on the outer side wall of the protective window 201, the two movable rods 204 are respectively slidably connected to the corresponding mounting blocks 203 and respectively penetrate the mounting blocks 203, each contact plate 205 is respectively fixedly connected to the corresponding movable rod 204 and is respectively located below the movable rod 204, and the two ends of each buffer spring 206 are respectively fixedly connected to the corresponding mounting block 203 and the corresponding contact plate 205. After the building material is fixed on the base 101, by starting the hydraulic cylinder 103 on the bracket 102, the hydraulic cylinder 1 The output end of 03 controls the pressing plate 104 to approach the top of the building material, and at the same time, the protective window 201 moves along with the output end of the hydraulic cylinder 103 and moves toward the base 101. The protective window 201 will provide protection during the detection of building materials. In addition, the contact plates 205 on both sides of the protective window 201 will first contact the base 101, and the contact plates 205 will drive the movable rod 204 to slide on the mounting block 203 and squeeze the buffer spring 206. The protective window 201 can be buffered by the action of the buffer spring 206. In the above manner, it is possible to provide protection during the detection of building materials on the base 101 to avoid personal injury caused by material breakage and splashing.

[0034] The two limit blocks 202 are respectively fixedly connected to the corresponding movable rods 204 and are respectively located above the movable rods 204 . The limit blocks 202 limit the moving range of the movable rods 204 on the mounting blocks 203 to prevent the movable rods 204 from detaching from the mounting blocks 203 .

[0035] After the building materials are fixed on the base 101, the hydraulic cylinder 103 on the bracket 102 is started, and the output end of the hydraulic cylinder 103 controls the pressing plate 104 to approach the top of the building materials. At the same time, the protective window 201 moves along with the output end of the hydraulic cylinder 103 and moves toward the base 101. The protective window 201 will provide protection during the detection of building materials. In addition, the contact plates 205 on both sides of the protective window 201 will first contact the base 101, and the contact plates 205 will drive the movable rod 204 to slide on the mounting block 203 and squeeze the buffer spring 206. The protective window 201 can be buffered by the action of the buffer spring 206, wherein the limit block 202 limits the moving range of the movable rod 204 on the mounting block 203 to prevent the movable rod 204 from detaching from the mounting block 203. In the above manner, it is achieved that protection can be provided during the detection of building materials on the base 101 to prevent injuries to personnel caused by material breakage and splashing.

[0036] The above disclosures are only two preferred embodiments of the present invention, which certainly cannot be used to limit the scope of the present invention. A person skilled in the art can understand that all or part of the processes of the above embodiments and equivalent changes made according to the claims of the present invention still fall within the scope of the present invention.

Claims

1. A hardness inspection and testing experimental device, characterized in that: It includes a base, a bracket, a hydraulic cylinder, a pressing plate and a fixing assembly, wherein the bracket is fixedly connected to the base and is located above the base, the hydraulic cylinder is fixedly connected to the bracket and is located on the bracket, the pressing plate is fixedly connected to the output end of the hydraulic cylinder, and the fixing assembly is arranged on the base; The fixing assembly comprises a baffle, a sliding rod, a trapezoidal block, a clamping plate, a supporting spring, a driving member, a disc, a circular shaft and a movable frame, the baffle being fixedly connected to the base and being located above the base, the clamping plate being arranged above the base, the two ends of the supporting spring being fixedly connected to the clamping plate and the baffle respectively, the trapezoidal block being arranged above the base, one end of the sliding rod being fixedly connected to the trapezoidal block and passing through the base, the movable frame being fixedly connected to the other end of the sliding rod, the driving member being fixedly connected to the base and being located in the base, the disc being fixedly connected to the driving member, the circular shaft being fixedly connected to the disc and being eccentrically arranged with the disc, and the circular shaft being also movably connected to the movable frame and being located in the movable frame.

2. The hardness inspection and testing experimental device according to claim 1, characterized in that: The fixing assembly also includes a rubber pad, which is fixedly connected to the clamping plate and is located on the outer side wall of the clamping plate.

3. The hardness inspection and testing experimental device according to claim 2, characterized in that: The driving member includes a fixing frame and a driving motor. The fixing frame is fixedly connected to the base and is located in the base. The driving motor is fixedly connected to the fixing frame and is located in the fixing frame. The disc is fixedly connected to the output end of the driving motor.

4. The hardness inspection and testing experimental device according to claim 1, characterized in that: The hardness investigation and testing experimental device also includes a protection component, and the protection component is connected to the output end of the hydraulic cylinder.

5. The hardness inspection and testing experimental device according to claim 4, characterized in that: The protection assembly includes a protection window, two mounting blocks, two movable rods, two contact plates and two buffer springs. The protection window is fixedly connected to the output end of the hydraulic cylinder. The two mounting blocks are fixedly connected to the protection window and are located on the outer side wall of the protection window. The two movable rods are respectively slidably connected to the corresponding mounting blocks and respectively penetrate the mounting blocks. Each contact plate is respectively fixedly connected to the corresponding movable rod and is respectively located under the movable rod. The two ends of each buffer spring are respectively fixedly connected to the corresponding mounting block and the corresponding contact plate.

6. The hardness inspection and testing experimental device according to claim 5, characterized in that: The protection assembly further comprises two limit blocks, which are respectively fixedly connected to the corresponding movable rods and are respectively located above the movable rods.

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