CN213580456U - Device for detecting compressive strength of concrete by cambered surface butt-pressing method - Google Patents
Device for detecting compressive strength of concrete by cambered surface butt-pressing method Download PDFInfo
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- CN213580456U CN213580456U CN202022374941.5U CN202022374941U CN213580456U CN 213580456 U CN213580456 U CN 213580456U CN 202022374941 U CN202022374941 U CN 202022374941U CN 213580456 U CN213580456 U CN 213580456U
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Abstract
The utility model provides a cambered surface is to device that pressure method detected concrete compressive strength, including pressurization power device and device skeleton, relative cambered surface of being provided with in the device skeleton is executed briquetting and cambered surface bearing piece, the arc execute the briquetting with cambered surface bearing piece constitutes the extrusion space, pressurization power device with cambered surface is exerted the briquetting and is connected, so that be used for control the cambered surface is executed the briquetting and is made horizontal motion. The utility model provides a cambered surface detects concrete compressive strength's device to pressing method, the device through will wait to detect the test piece and arrange the cambered surface in and execute between briquetting and cambered surface bearing piece, pressurize the piece through control pressurization power device drive cambered surface and treat to detect the test piece and apply pressure and destroy, can be quick, accurate obtain the compressive pressure peak value of test piece, calculate through the compressive pressure peak value and obtain concrete compressive strength value.
Description
Technical Field
The utility model belongs to the technical field of concrete detection equipment technique and specifically relates to a cambered surface is to device that compression method detected concrete compressive strength.
Background
As a main construction body of a modern building, the performance of concrete directly influences the safety of the building, and the compressive strength is an important performance parameter, but the existing concrete strength detection devices are various and have different advantages and disadvantages, so far, no detection method capable of measuring the compressive strength by performing a compressive test on a concrete sample in an engineering site exists.
SUMMERY OF THE UTILITY MODEL
The utility model provides a cambered surface is to device that compression method detected concrete compressive strength, the device will wait to detect the test piece and arrange the cambered surface in and execute between briquetting and cambered surface bearing piece, pressurize the power device drive cambered surface through the control and exert pressure the piece and treat to detect the test piece and exert pressure and destroy, can be quick, accurate obtain the compressive pressure peak value of test piece, calculate through the compressive pressure peak value and obtain concrete compressive strength value.
The utility model provides a cambered surface is to device that pressure method detected concrete compressive strength, including pressurization power device and device skeleton, relative cambered surface of being provided with in the device skeleton is executed briquetting and cambered surface bearing piece, the arc execute the briquetting with cambered surface bearing piece constitutes the extrusion space, pressurization power device with cambered surface is exerted the briquetting and is connected, so that be used for control the cambered surface is executed the briquetting and is made horizontal motion.
Furthermore, the device framework comprises a first end plate and a second end plate which are oppositely arranged, the outer side of the first end plate is fixed with the pressurizing power device, and the inner side of the first end plate is fixed with the cambered surface pressurizing block; the inner side of the second end plate is fixed with the cambered surface bearing block, and the cambered surface bearing block and the cambered surface pressing block are symmetrically arranged.
Furthermore, a through hole is formed in the first end plate, and the pressurizing power device is connected with the cambered surface pressurizing block through the through hole.
Further, first end plate inboard is fixed with four connecting axles, the connecting axle sets up respectively four corners of first end plate, correspondingly, four connecting holes have been seted up at four corners of second end plate, the connecting axle passes the connecting hole, the connecting axle end is provided with the external screw thread, the connecting axle is connected with fastening nut.
Furthermore, magnetic sheet baffles are arranged on the front side and the back side of the device framework, and can be firmly adsorbed between the two connecting shafts through magnetic force.
Further, the one end of pressurization power device with the device skeleton is connected, the other end of pressurization power device is provided with manometer and oil pressure check valve, the manometer sets up oil pressure check valve's upper end, the manometer and oil pressure check valve all with pressurization power device connects.
Further, the pressurizing power device is a hydraulic pump, and the hydraulic pump is connected with the cambered surface pressurizing block through a hydraulic shaft.
Furthermore, a gap is reserved for placing a concrete test piece in the extrusion space, and a filling agent is filled in the gap.
Furthermore, the diameters of the cambered surface pressure applying block and the cambered surface pressure bearing block are both 32-45 mm.
Further, the arc length of the pressure-applying arc block and the arc length of the pressure-bearing arc block are both 1/3 circumferences.
The utility model provides a cambered surface detects concrete compressive strength's device to pressing method, the device through will wait to detect the test piece and arrange the cambered surface in and execute between briquetting and cambered surface bearing piece, pressurize the piece through control pressurization power device drive cambered surface and treat to detect the test piece and apply pressure and destroy, can be quick, accurate obtain the compressive pressure peak value of test piece, calculate through the compressive pressure peak value and obtain concrete compressive strength value.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a device for detecting compressive strength of concrete by using a cambered surface butt-pressing method provided by the utility model;
fig. 2 is the a-a sectional view of the device for detecting the compressive strength of concrete by the cambered surface butt-pressing method provided by the utility model.
Description of reference numerals:
1 is a pressurizing power device; 2 is a device framework, 21 is an arc-surface pressurizing block, 22 is an arc-surface pressure-bearing block, 23 is a first end plate, 24 is a second end plate, 25 is a connecting shaft, 26 is a fastening nut, 27 is a supporting plate, 28 is a magnetic sheet baffle, 29 is a bearing seat, 31 is a pressure gauge and 32 is an oil pressure check valve.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-2, the utility model provides a cambered surface is to device that pressing method detected concrete compressive strength, including pressurization power device 1 and device skeleton 2, the relative cambered surface that is provided with in the device skeleton 2 is executed briquetting 21 and cambered surface bearing block 22, pressurization power device 1 is executed briquetting 21 with the cambered surface and is connected, in order to be used for control the cambered surface is executed briquetting 21 and is kept away from the direction of pressurization power device 1 and make horizontal motion, the arc execute briquetting 21 with cambered surface bearing block 22 constitutes the extrusion space, the extrusion space is put into the concrete test piece and is left the clearance, fill in the clearance and fill in the mixture.
Specifically, the device framework 2 is connected with the pressurizing power device 1, the device framework 2 comprises a first end plate 23 and a second end plate 24 which are oppositely arranged, one side of the first end plate 23 is fixed with the pressurizing power device 1, and the other side of the first end plate 23 is in contact with the cambered surface pressurizing block 21; the inner side of the second end plate 24 is fixed with the arc surface pressure-bearing block 22, and the arc surface pressure-bearing block 22 and the arc surface pressure-exerting block 21 are symmetrically arranged. By arranging the cambered pressure bearing block 22 and the cambered pressure applying block 21 which are symmetrically arranged, when a test piece is arranged between the cambered pressure bearing block 22 and the cambered pressure applying block 21, the pressurizing power device controls the cambered pressure applying block 21 to horizontally move to extrude the test piece, so that the test piece can be crushed.
Further, the diameter of the test piece is 31-44mm, correspondingly, the diameters of the pressure applying arc block 21 and the pressure bearing arc block 22 are both 32-45mm, the arc length is 1/3 circumferences, and the widths of the pressure applying arc block 21 and the pressure bearing arc block 22 are both 25-44 mm.
Further, four connecting shafts 25 are fixed on the inner side of the first end plate 23, the connecting shafts 25 are respectively arranged at four corners of the first end plate 23, correspondingly, four connecting holes are formed at four corners of the second end plate 24, and the connecting shafts 25 penetrate through the connecting holes to connect the first end plate 23 with the second end plate 24.
Further, the tail end of the connecting shaft 25 is provided with an external thread, and the connecting shaft 25 is connected with a fastening nut 26.
Further, a supporting plate 27 is arranged between the first end plate 23 and the second end plate 24, and the supporting plate 27 is connected with the lower ends of the bearing arc block 22 and the pressure-applying arc block 21. The supporting plate 27, the pressure bearing block 22, the pressure applying block 21 and the magnetic sheet baffle 28 form a closed space for placing a test piece and a bridging agent to prevent the bridging agent from losing.
Further, the front and the back of the device framework 2 are provided with magnetic sheet baffles 28, and the magnetic sheet baffles 28 can be firmly adsorbed between the two connecting shafts 25 through magnetic force. The magnetic sheet baffle 28 is provided for sealing the sealant between the pressure applying block 21 and the pressure-bearing block 22, thereby preventing the sealant from flowing and causing a measured value to be inaccurate, and in addition, the sealant is added to fill and level the side surface of the test piece by the flowing of the sealant.
Further, the complexing agent is carborundum, the granularity of the carborundum is 120 meshes, and the Mohs hardness is 9.0-9.2.
Specifically, pressurization power device 1 one end with device skeleton 2 is connected, the other end with manometer 31 with oil pressure check valve 32 all with pressurization power device connects, the inside of pressurization power device 1 is provided with pressurization power device, manometer 31 with oil pressure check valve 32 all with pressurization power device connects. By arranging the pressure gauge 31, the thrust provided by the pressurizing power device can be measured in real time, and the thrust increasing rate of the pressurizing power device is controlled by controlling the propelling rate of the oil pressure check valve 32.
Furthermore, the pressurizing power device is a hydraulic pump, the hydraulic pump is connected with the cambered pressure applying block 21 through a hydraulic shaft and used for controlling the cambered pressure applying block 21 to horizontally move in the direction away from the pressurizing power device, the loading rate of the hydraulic pump is controlled by pressing the oil pressure check valve 32, and the loading rate of the hydraulic pump is controlled to be 1-2 kN/s.
Further, the pressure gauge 31 is provided at an upper end of the oil check valve 32.
The utility model provides a cambered surface gets theory of operation to device that the method of pressing detected concrete compressive strength and does: vertically placing the drilled test piece in an arc of the cambered surface pressing block and the cambered surface bearing block, keeping gaps of 2-3mm at two sides respectively, filling the gaps with corundum, filling the side faces of the test piece by the flowing of the corundum, wetting the corundum in the gaps by water after the gaps are filled with the corundum, reducing the flowability of the corundum, driving a hydraulic pump, driving the cambered surface pressing block to apply pressure to the test piece at a constant speed by the hydraulic pump until the test piece is damaged, recording a pressure peak value, and calculating to obtain a concrete compressive strength value by the compressive pressure peak value.
Therefore, the device can quickly and accurately obtain the compression pressure peak value of the test piece by placing the test piece to be detected between the cambered pressure applying block and the cambered pressure bearing block and controlling the pressurizing power device to drive the cambered pressure applying block to apply pressure to the test piece to be detected and damage the test piece, and the compression strength value of the concrete is obtained by calculating the compression pressure peak value.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. The device for detecting the compressive strength of the concrete by the cambered surface butt-pressing method is characterized by comprising a pressurizing power device and a device framework, wherein a cambered surface pressing block and a cambered surface bearing block are oppositely arranged in the device framework, the cambered surface pressing block and the cambered surface bearing block form an extrusion space, and the pressurizing power device is connected with the cambered surface pressing block and used for controlling the cambered surface pressing block to horizontally move.
2. The device for testing the compressive strength of concrete by the arc surface butt-pressing method according to claim 1, wherein the device framework comprises a first end plate and a second end plate which are oppositely arranged, the outer side of the first end plate is fixed with the pressurizing power device, and the inner side of the first end plate is fixed with the arc surface pressurizing block; the inner side of the second end plate is fixed with the cambered surface bearing block, and the cambered surface bearing block and the cambered surface pressing block are symmetrically arranged.
3. The device for testing the compressive strength of concrete by the cambered surface opposite pressing method according to claim 2, wherein the first end plate is provided with a through hole, and the pressurizing power device is connected with the cambered surface pressurizing block through the through hole.
4. The device for detecting the compressive strength of concrete by using the cambered surface butt-pressing method according to claim 3, wherein four connecting shafts are fixed on the inner side of the first end plate, the connecting shafts are respectively arranged at four corners of the first end plate, correspondingly, four connecting holes are formed at four corners of the second end plate, the connecting shafts penetrate through the connecting holes, external threads are arranged at the tail ends of the connecting shafts, and the connecting shafts are connected with fastening nuts.
5. The device for detecting the compressive strength of concrete by the cambered surface butt-pressing method according to claim 4, wherein magnetic sheet baffles are arranged on the front surface and the back surface of the device framework and can be firmly adsorbed between the two connecting shafts through magnetic force.
6. The device for detecting the compressive strength of concrete by the cambered surface butt-pressing method according to claim 1, wherein one end of the pressurizing power device is connected with the device framework, the other end of the pressurizing power device is provided with a pressure gauge and an oil pressure check valve, the pressure gauge is arranged at the upper end of the oil pressure check valve, and the pressure gauge and the oil pressure check valve are both connected with the pressurizing power device.
7. The device for detecting the compressive strength of concrete by the cambered surface opposite pressing method according to claim 6, wherein the pressurizing power device is a hydraulic pump, and the hydraulic pump is connected with the cambered surface pressurizing block through a hydraulic shaft.
8. The device for testing the compressive strength of concrete by the arc surface butt-pressing method according to claim 1, wherein a gap is left between the concrete sample placed in the extrusion space, and a bonding agent is filled in the gap.
9. The device for testing the compressive strength of concrete by the arc surface butt-pressing method according to claim 1, wherein the diameters of the pressure applying block and the pressure bearing block are both 32-45 mm.
10. The apparatus for testing compressive strength of concrete by arc-face crush method according to claim 9, wherein the arc length of the pressure-applying shoe and the pressure-bearing shoe are both 1/3 circumferences.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022374941.5U CN213580456U (en) | 2020-10-22 | 2020-10-22 | Device for detecting compressive strength of concrete by cambered surface butt-pressing method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022374941.5U CN213580456U (en) | 2020-10-22 | 2020-10-22 | Device for detecting compressive strength of concrete by cambered surface butt-pressing method |
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| CN213580456U true CN213580456U (en) | 2021-06-29 |
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| CN202022374941.5U Active CN213580456U (en) | 2020-10-22 | 2020-10-22 | Device for detecting compressive strength of concrete by cambered surface butt-pressing method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112033810A (en) * | 2020-01-20 | 2020-12-04 | 廊坊市阳光建设工程质量检测有限公司 | Device and method for detecting compressive strength of concrete by cambered surface opposite compression method |
| CN115876566A (en) * | 2022-11-24 | 2023-03-31 | 嘉兴市中元德丰建材股份有限公司 | Efficient detection device and detection method for compressive strength of concrete product |
-
2020
- 2020-10-22 CN CN202022374941.5U patent/CN213580456U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112033810A (en) * | 2020-01-20 | 2020-12-04 | 廊坊市阳光建设工程质量检测有限公司 | Device and method for detecting compressive strength of concrete by cambered surface opposite compression method |
| CN115876566A (en) * | 2022-11-24 | 2023-03-31 | 嘉兴市中元德丰建材股份有限公司 | Efficient detection device and detection method for compressive strength of concrete product |
| CN115876566B (en) * | 2022-11-24 | 2024-05-24 | 嘉兴市中元德丰建材股份有限公司 | High-efficiency detection device and detection method for compressive strength of concrete product |
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