CN113310817A - Strength detection device for concrete dam construction - Google Patents
Strength detection device for concrete dam construction Download PDFInfo
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- CN113310817A CN113310817A CN202110590548.6A CN202110590548A CN113310817A CN 113310817 A CN113310817 A CN 113310817A CN 202110590548 A CN202110590548 A CN 202110590548A CN 113310817 A CN113310817 A CN 113310817A
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- driving
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- frame body
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0042—Pneumatic or hydraulic means
- G01N2203/0048—Hydraulic means
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
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- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a strength detection device for concrete dam construction, which relates to the field of concrete strength detection, and comprises a frame body, a sample and a detection head, and further comprises: the fixing mechanism is arranged on the frame body and comprises two clamping mechanisms movably arranged on the frame body and a driving connecting element for driving the two clamping mechanisms to move, the clamping mechanisms are used for clamping and fixing a sample, and the driving connecting element is used for driving the two clamping mechanisms to simultaneously move in the same direction or in opposite directions on the frame body; the overturning driving mechanism comprises a shaft body which is rotatably installed on the frame body and a driving mechanism which is used for driving the shaft body and driving the connecting element to move, and the clamping assembly is connected with one end part of the shaft body. The invention can effectively fix the sample, can detect the strength of a plurality of surfaces of the sample during detection, and is more reliable in detection compared with the traditional detection device.
Description
Technical Field
The invention relates to the field of concrete dam detection, in particular to a strength detection device for concrete dam construction.
Background
The concrete dam is a dam body formed by pouring concrete, the concrete dam has the advantages of convenience in water drainage, compact structure, less material consumption and the like, the concrete dam requires a uniform foundation and enough strength of concrete to ensure the durability and the scouring resistance of the whole concrete dam, and in the process of concrete dam construction, a square concrete test block is usually taken according to the national standard for detecting the strength of the concrete.
The existing method for detecting the test block by the strength detection device for the concrete dam is that a side wall of the test block is extruded through a pressure assembly, the strength of concrete is obtained through the deformation quantity of a pressure value and the test block, the traditional detection mode is difficult to effectively fix the test block, meanwhile, the strength of multiple surfaces of the test block cannot be detected, and the result of strength detection is not accurate enough.
Disclosure of Invention
The invention aims to provide a strength detection device for concrete dam construction, which solves the problems that a traditional detection mode is difficult to effectively fix a test block, and strength detection cannot be performed on multiple surfaces of the test block, so that the strength detection result is not accurate enough.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a concrete dam construction is with intensity detection device, includes support body, sample and detects the head, still includes:
the fixing mechanism is arranged on the frame body and comprises two clamping mechanisms movably arranged on the frame body and a driving connecting element for driving the two clamping mechanisms to move, the clamping mechanisms are used for clamping and fixing a sample, and the driving connecting element is used for driving the two clamping mechanisms to simultaneously move on the frame body in the same direction or in opposite directions;
the overturning driving mechanism comprises a shaft body and a driving mechanism, the shaft body is rotatably installed on the frame body, the driving mechanism is used for driving the shaft body and driving the connecting element to move, the clamping assembly is connected with one end portion of the shaft body, and the driving mechanism is used for driving the shaft body to indirectly rotate.
On the basis of the technical scheme, the invention also provides the following optional technical scheme:
in one alternative: two fixture includes two difference movable mounting and is in sliding element and movable mounting on the support body sliding element is last and be used for right the sample carries out the centre gripping subassembly of centre gripping, sliding element is last to be provided with it to rotate a sleeve of being connected just a tip fixed mounting of centre gripping subassembly No. one on a telescopic tip, a shaft body tip and a sleeve sliding connection just be provided with a gear on a tip of shaft body, drive connecting element sets up on the support body and two sliding element's a tip with drive connecting element is connected.
In one alternative: the centre gripping subassembly includes fixed mounting and is in fixing base and slidable mounting on a sleeve tip a plurality of clamping jaws that are used for carrying out the centre gripping to the sample lateral wall on the fixing base, be provided with sliding connection's activity pressure head just on the fixing base the activity pressure head a tip with be provided with elastic element between the fixing base and connect, be provided with a plurality of fixed connection with it on the tip lateral wall of activity pressure head and be used for driving a plurality of the gliding connecting element of clamping jaw on the fixing base, and a plurality of connecting element with fixing base and a plurality of the equal sliding contact of clamping jaw.
In one alternative: the driving connecting element comprises a screw rod which is rotatably installed on the frame body, threads with two opposite rotating directions at two ends are arranged on the screw rod, the sliding elements are respectively installed on the threads at two ends, and a second gear fixedly connected with the screw rod is further arranged on one end portion of the screw rod.
In one alternative: the driving mechanism comprises a driving element arranged on the frame body, a third gear arranged on the driving element and a switching assembly used for driving the third gear to be respectively meshed with the second gear and the first gear, a second sleeve which is connected with the driving element in a sliding mode is arranged on an output shaft of the driving element, the third gear is fixedly arranged on the second sleeve, and one end portion of the switching assembly is arranged on the output shaft of the driving assembly and the other end portion of the switching assembly is connected with the side wall of the second sleeve.
In one alternative: the switching assembly comprises a plurality of fixed sleeves fixedly mounted on the output shaft of the driving element, electromagnetic relays fixedly connected with the fixed sleeves are arranged on the inner side walls of the fixed sleeves, sliding rods corresponding to the fixed sleeves in number and position are arranged on the side wall of one end of the second sleeve, and one end of each sliding rod is slidably mounted on the inner side wall of the fixed sleeve and is provided with a magnetic element fixedly connected with the sliding rod.
In one alternative: be provided with fixed connection's pressure sensor with it on the support body, the axis body rotates to be installed pressure sensor is last, pressure sensor is last to be provided with the drive detect the power component of head at vertical direction motion, be provided with fixed connection's pressure sensor just with it on the output of power component detect the head setting and be in on the pressure sensor tip.
In one alternative: still be provided with the supporting component who is used for carrying out auxiliary stay to the sample on the support body, supporting component is including installing power component on the support body, be provided with U type fixing base fixed connection with it on the output of power component, be provided with on one end of U type fixing base with it fixed connection place the board.
Compared with the prior art, the invention has the following beneficial effects:
when the whole device works, a sample is firstly placed on the fixing mechanism, then the driving mechanism drives the driving connecting element to move, the driving connecting element drives the two clamping mechanisms to simultaneously move in the same direction and fix the sample between the two clamping mechanisms, and then in the detection process, the driving mechanism can drive the shaft body to indirectly rotate, so that the shaft body drives the clamping mechanisms and the sample to indirectly overturn, the purpose of sampling and detecting different side walls of the sample is achieved, and the reliability of the whole detection result is improved.
The invention can effectively fix the sample, can detect the strength of a plurality of surfaces of the sample during detection, and is more reliable in detection compared with the traditional detection device.
Drawings
Fig. 1 is a schematic view of the overall structure in one embodiment of the present invention.
Fig. 2 is an enlarged view of a portion a of fig. 1 according to an embodiment of the present invention.
Fig. 3 is an enlarged schematic view of fig. 1 at B in an embodiment of the present invention.
FIG. 4 is a schematic view of a support assembly in one embodiment of the invention.
Fig. 5 is a schematic view of the locking block and the locking groove in one embodiment of the present invention.
FIG. 6 is a cross-sectional view of a clamping assembly in an embodiment of the invention.
Notations for reference numerals: the device comprises a frame body 1, a pressure sensor 2, a fixing frame 3, an upper end frame body 4, a hydraulic rod 5, a sliding block 6, a first sleeve 7, a shaft body 8, a fixing seat 9, a fixing fixture block 10, a clamping jaw 11, a sample 12, a movable pressure head 13, a first gear 14, a screw rod 15, a second gear 16, a third gear 17, a second sleeve 18, a rotating motor 20, a fixing sleeve 21, a sliding rod 22, an electromagnetic relay 23, a magnet block 24, a first air cylinder 25, a U-shaped fixing seat 26, a placing plate 27, a locking block 28, a locking groove 29, a second air cylinder 30, a curved rod 31, a spring 32, a spray head 34, an air pump 35, a controller 36 and a detection head 37.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments; in the drawings or the description, the same reference numerals are used for similar or identical parts, and the shape, thickness or height of each part may be enlarged or reduced in practical use. The examples are given solely for the purpose of illustration and are not intended to limit the scope of the invention. Any obvious modifications or variations can be made to the present invention without departing from the spirit or scope of the present invention.
In one embodiment, as shown in fig. 1, the strength testing apparatus for concrete dam construction provided by the present invention includes a frame body 1, a sample 12, a testing head 37, and further includes:
the fixing mechanism is arranged on the frame body 1 and comprises two clamping mechanisms movably arranged on the frame body 1 and a driving connecting element for driving the two clamping mechanisms to move, the clamping mechanisms are used for clamping and fixing the sample 12, and the driving connecting element drives the two clamping mechanisms to simultaneously move on the frame body 1 in the same direction or in the opposite direction;
the overturning driving mechanism comprises a shaft body 8 which is rotatably arranged on the frame body 1 and a driving mechanism which is used for driving the shaft body 8 and driving the connecting element to move, the clamping assembly is connected with one end part of the shaft body 8, and the driving mechanism is used for driving the shaft body 8 to indirectly rotate;
when the whole device works, a sample 12 is firstly placed on a fixing mechanism, then a driving mechanism drives a driving connecting element to move, the driving connecting element drives two clamping mechanisms to simultaneously move in the same direction and enables the sample 12 to be fixed between the two clamping mechanisms, then in the detection process, a shaft body 8 can be driven by the driving mechanism to indirectly rotate, the shaft body 8 drives the clamping mechanisms and the sample 12 to indirectly overturn so as to achieve the purpose of sampling and detecting different side walls of the sample 12, and further the reliability of the whole detection result is improved, as an embodiment, the left, right, upper and lower positions of all parts shown in the attached drawings are only an arrangement mode, and specific positions are set according to specific requirements;
in one embodiment, as shown in fig. 1, the two clamping mechanisms include two sliding elements movably mounted on the frame body 1, and a clamping assembly movably mounted on the sliding elements and used for clamping the test sample 12, the sliding elements are provided with a first sleeve 7 rotatably connected with the sliding elements, one end of the clamping assembly is fixedly mounted on one end of the first sleeve 7, one end of the shaft body 8 is slidably connected with the first sleeve 7, one end of the shaft body 8 is provided with a first gear 14, the driving connecting element is arranged on the frame body 1, and one ends of the two sliding elements are connected with the driving connecting element;
in the embodiment of the invention, when the driving connecting element starts to move, the two sliding elements and the clamping assemblies on the two sliding elements are driven to start to move and clamp and fix the sample 12;
besides the above embodiments, the clamping and fixing mechanism can also be a clamping jaw fixing component or a chuck fixing component;
the sliding element can be configured as a sliding block or a sliding plate body, etc., and is preferably configured as a sliding block 6 in the embodiment;
in one embodiment, as shown in fig. 1 and 6, the clamping assembly includes a fixed seat 9 fixedly mounted on one end of the first sleeve 7, and a plurality of clamping jaws 11 slidably mounted on the fixed seat 9 for clamping a side wall of a test sample 12, a movable ram 13 slidably connected to the fixed seat 9 is disposed on the fixed seat 9, an elastic element is disposed between one end of the movable ram 13 and the fixed seat 9, a plurality of connecting elements fixedly connected to one end side wall of the movable ram 13 for driving the plurality of clamping jaws 11 to slide on the fixed seat 9 are disposed on one end side wall of the movable ram 13, and the plurality of connecting elements are in sliding contact with the fixed seat 9 and the plurality of clamping jaws 11;
when the connecting element is driven to start moving, the sliding element and the fixed seat 9 are driven to move towards the direction close to the sample 12, when the movable pressure head 13 is in contact with the side wall of the sample 12, the side wall of the sample 12 applies certain pressure to the movable pressure head 13, and at the moment, the connecting elements at the end part of the movable pressure head 13 drive the clamping jaws 11 to simultaneously approach the side wall of the sample 12 and finally fixedly clamp the sample 12 among the clamping jaws 11;
besides the above embodiments, the clamping assembly can also be a clamping jaw fixing assembly or a chuck fixing assembly;
the elastic element may be provided as a spring or a rubber rod, etc., and is preferably provided as a spring 32 in the present embodiment;
the connecting element can be configured as a connecting shaft body or a connecting rod body, preferably as a knee lever 31 in the present embodiment;
in one embodiment, as shown in fig. 1, the driving connection element includes a screw rod 15 rotatably mounted on the frame body 1, the screw rod 15 is provided with threads with opposite rotation directions at two ends, the two sliding elements are respectively mounted on the threads at two ends, and one end of the screw rod 15 is further provided with a second gear 16 fixedly connected therewith;
when the driving mechanism drives the screw rod 15 to rotate, the two sliding elements are driven to simultaneously move on the frame body 1 in the same direction or in opposite directions;
besides the above embodiments, the driving connection element may be configured as an air cylinder or a push rod for driving the sliding element to move on the frame body 1;
in one embodiment, as shown in fig. 1 and fig. 2, the driving mechanism includes a driving element mounted on the frame body 1, a third gear 17 disposed on the driving element, and a switching assembly for driving the third gear 17 to mesh with the second gear 16 and the first gear 14, respectively, an output shaft of the driving element is provided with a second sleeve 18 slidably connected thereto, the third gear 17 is fixedly mounted on the second sleeve 18, one end of the switching assembly is mounted on the output shaft of the driving assembly, and the other end of the switching assembly is connected to a side wall of the second sleeve 18;
in the embodiment of the invention, when the switching component starts to work, the third gear 17 is driven to slide on the output shaft of the driving element, so that the third gear 17 is respectively meshed with the first gear 14 and the second gear 16, and the shaft body 8 and the driving connecting element are respectively driven to rotate through the driving element, when the driving element drives the third gear 17 to be meshed with the first gear 14, the shaft body 8 is driven to indirectly rotate, so that the shaft body 8 rotates 90 degrees at each time, and different side walls of the sample 12 are tested;
besides the above embodiments, the driving mechanism can also be directly set as a rotating motor or a pneumatic motor for driving the shaft body 8 and the driving connecting element to move;
the driving element may be configured as a rotating motor or a pneumatic motor, etc., and is preferably configured as a rotating motor 20 in the present embodiment;
in one embodiment, as shown in fig. 2, the switching assembly includes a plurality of fixed sleeves 21 fixedly mounted on the output shaft of the driving element, a plurality of electromagnetic relays 23 are fixedly connected to the inner side walls of the electromagnetic relays 23, a sliding rod 22 corresponding to the fixed sleeves 21 in number and position is disposed on one end side wall of the second sleeve 18, and one end of the sliding rod 22 is slidably mounted on the inner side wall of the fixed sleeve 21 and a magnetic element fixedly connected to the sliding rod 22 is disposed on one end of the sliding rod 22;
in the embodiment of the invention, when the electromagnetic relay 23 is switched on with currents in different directions, the second sleeve 18 is driven to slide on the output shaft of the driving element, so that the third gear 17 can be in meshing transmission with the first gear 14 and the second gear 16;
besides the above embodiments, the switching component can also be configured as an air cylinder or an electric push rod for driving the third gear 17 to move;
the magnetic element may be provided as a magnet block, a magnetic rod, or the like, and is preferably provided as a magnet block 24 in the present embodiment;
in one embodiment, as shown in fig. 1, a pressure sensor 2 fixedly connected to the frame body 1 is provided, the shaft body 8 is rotatably mounted on the pressure sensor 2, a power element for driving the detection head 37 to move in a vertical direction is provided on the pressure sensor 2, the pressure sensor 2 fixedly connected to the power element is provided on an output end of the power element, and the detection head 37 is provided on an end portion of the pressure sensor 2;
in the embodiment of the present invention, when the power element starts to work, the detection head 37 is driven to move in the vertical direction, so that the detection head 37 presses the side wall of the sample 12 to detect the sample 12;
the power element can be set as a hydraulic rod or an electric push rod, etc., and is preferably set as a hydraulic rod 5 in the embodiment;
in one embodiment, as shown in fig. 1, a support assembly for supporting the sample 12 is further disposed on the rack body 1, the support assembly includes a power member mounted on the rack body 1, a U-shaped fixing seat 26 fixedly connected to an output end of the power member is disposed on the output end of the power member, and a placing plate 27 fixedly connected to one end of the U-shaped fixing seat 26 is disposed on one end of the U-shaped fixing seat 26;
in the embodiment of the present invention, when the test sample 12 is detected, the test sample 12 can be firstly placed on the placing plate 27, after the clamping assembly fixes the test sample 12, the side wall of the test sample 12 is supported by the first cylinder 25 during the test, so as to improve the accuracy of the test, and when the test sample 12 rotates, the first cylinder 25 descends so as not to affect the rotation of the test sample 12;
the power component can be provided as an air cylinder or an electric push rod, and is preferably provided as a first air cylinder 25 in the embodiment;
a fixed clamping block 10 fixedly connected with the first sleeve 7 is arranged on the first sleeve 7, four locking grooves 29 which are uniformly distributed are formed in the fixed clamping block 10, a second cylinder 30 fixedly connected with the sliding element is arranged on the side wall of the sliding element, and locking blocks 28 matched with the locking grooves 29 are arranged at the output end of the second cylinder 30;
when each shaft body 8 rotates 90+ during detection, the second air cylinder 30 drives the locking block 28 arranged at the end part thereof to be matched with the locking groove 29, so that the position of the whole shaft body 8 is kept stable, and the test sample 12 can be flatly placed on the placing plate 27;
an upper end frame body 4 and an air pump 35 which are fixedly connected with the pressure sensor 2 are arranged on the side wall of the pressure sensor 2, a plurality of spray heads 34 used for cleaning the surface of the sample 12 are arranged on one end part of the upper end frame body 4, and the plurality of spray heads 34 are connected with the air pump 35;
when the test is performed, the air pump 35 can blow sand, moisture and the like on the surface of the test sample 12 through the plurality of nozzles 34, so that the whole test result is more reliable;
and a controller 36 for controlling the whole device to start and stop is also arranged on the side wall of the pressure sensor 2.
When the whole device is put into use, firstly, a sample 12 to be detected is placed on a placing plate 27, the placing plate 27 is driven to rise to a proper position through a first air cylinder 25, then an electromagnetic relay 23 is electrified to enable a third gear 17 to be meshed with a second gear 16, a screw rod 15 is driven to rotate through a rotating motor 20 to enable fixing seats 9 on two sliders 6 to move towards the direction close to the sample 12, when a movable pressure head 13 is contacted with the side wall of the sample 12 and the side wall of the sample 12 exerts certain pressure on the movable pressure head 13, a plurality of bent levers 31 at the end part of the movable pressure head 13 drive a plurality of clamping jaws 11 to simultaneously approach the side wall of the sample 12 and finally fixedly clamp the sample 12 among the clamping jaws 11, then a hydraulic rod 5 drives a detecting head 37 to press down to detect the side wall of the sample 12, and after the detection of the side wall of the sample 12 is completed, the first air cylinder 25 is started to descend, and the electromagnetic relay 23 is electrified reversely, so that the third gear 17 is meshed with the first gear 14 and drives the fixing seat 9 to rotate for 90 degrees through the shaft body 8, then the first air cylinder 25 rises to enable the placing plate 27 to support the side wall of the sample 12 in an auxiliary mode, then the hydraulic rod 5 drives the detection head 37 to continue to detect the other side wall of the sample 12, and the operation is repeated to detect a plurality of side faces of the sample 12, so that the reliability of the detection result of the whole device is further improved.
The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure, and all the changes or substitutions should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.
Claims (8)
1. The utility model provides a concrete dam construction is with intensity detection device, includes support body, sample and detects the head, its characterized in that still includes:
the fixing mechanism is arranged on the frame body and comprises two clamping mechanisms movably arranged on the frame body and a driving connecting element for driving the two clamping mechanisms to move, the clamping mechanisms are used for clamping and fixing a sample, and the driving connecting element drives the two clamping mechanisms to simultaneously move on the frame body in the same direction or in opposite directions;
the overturning driving mechanism comprises a shaft body and a driving mechanism, the shaft body is rotatably installed on the frame body, the driving mechanism is used for driving the shaft body and driving the connecting element to move, the clamping assembly is connected with one end portion of the shaft body, and the driving mechanism is used for driving the shaft body to indirectly rotate.
2. The strength detection device for concrete dam construction according to claim 1, wherein the two clamping mechanisms include two sliding elements movably mounted on the frame body and a clamping assembly movably mounted on the sliding elements for clamping the sample, the sliding elements are provided with a first sleeve rotatably connected with the sliding elements, one end of the clamping assembly is fixedly mounted on one end of the first sleeve, one end of the shaft body is slidably connected with the first sleeve, one end of the shaft body is provided with a first gear, the driving connection element is arranged on the frame body, and one ends of the two sliding elements are connected with the driving connection element.
3. The concrete dam construction strength detection device according to claim 2, wherein the clamping assembly comprises a fixed seat fixedly mounted on one end of the first sleeve, and a plurality of clamping jaws slidably mounted on the fixed seat for clamping a side wall of the sample, a movable pressure head slidably connected with the fixed seat is arranged on the fixed seat, an elastic element is arranged between one end of the movable pressure head and the fixed seat for connection, a plurality of connecting elements fixedly connected with the side wall of one end of the movable pressure head for driving the plurality of clamping jaws to slide on the fixed seat are arranged on the side wall of one end of the movable pressure head, and the plurality of connecting elements are in sliding contact with the fixed seat and the plurality of clamping jaws.
4. The apparatus as claimed in claim 3, wherein the driving connection member includes a screw rod rotatably mounted on the frame, the screw rod is provided with threads having opposite rotation directions at two ends thereof, the two sliding members are respectively mounted on the threads at the two ends, and one end of the screw rod is further provided with a second gear fixedly connected thereto.
5. The apparatus as claimed in claim 4, wherein the driving mechanism includes a driving element mounted on the frame, a third gear disposed on the driving element, and a switching assembly for driving the third gear to mesh with the second gear and the first gear, the output shaft of the driving element is provided with a second sleeve slidably connected thereto, the third gear is fixedly mounted on the second sleeve, one end of the switching assembly is mounted on the output shaft of the driving assembly, and the other end of the switching assembly is connected to a side wall of the second sleeve.
6. The apparatus of claim 5, wherein the switching assembly includes a plurality of fixed sleeves fixedly mounted on the output shaft of the driving member, the inner side walls of the fixed sleeves are provided with electromagnetic relays fixedly connected thereto, the side wall of one end of the second sleeve is provided with a sliding rod corresponding to the fixed sleeves in number and position, and one end of the sliding rod is slidably mounted on the inner side wall of the fixed sleeve and provided with a magnetic element fixedly connected thereto.
7. The apparatus according to claim 1, wherein the frame body is provided with a pressure sensor fixedly connected thereto, the shaft body is rotatably mounted on the pressure sensor, the pressure sensor is provided with a power element for driving the detection head to move in a vertical direction, an output end of the power element is provided with a pressure sensor fixedly connected thereto, and the detection head is disposed at an end of the pressure sensor.
8. The strength detection device for concrete dam construction according to claim 1, wherein the frame body is further provided with a support assembly for auxiliary support of the sample, the support assembly comprises a power member mounted on the frame body, the output end of the power member is provided with a U-shaped fixing seat fixedly connected with the power member, and one end of the U-shaped fixing seat is provided with a placing plate fixedly connected with the U-shaped fixing seat.
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| CN202110590548.6A CN113310817B (en) | 2021-05-28 | 2021-05-28 | Strength detection device for concrete dam construction |
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| CN202110590548.6A CN113310817B (en) | 2021-05-28 | 2021-05-28 | Strength detection device for concrete dam construction |
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Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0250609A1 (en) * | 1985-04-15 | 1988-01-07 | Rodger T. Lovrenich | Shiftable transmission motor drive with assured input-output relationship |
| JPH02124348U (en) * | 1989-03-24 | 1990-10-12 | ||
| JP2003071771A (en) * | 2001-09-04 | 2003-03-12 | Ricoh Co Ltd | Sliding chuck |
| EP2008800A1 (en) * | 2007-06-28 | 2008-12-31 | Haulick + Roos GmbH | Drive device for a press, die cutter or moulding machine |
| CN205691416U (en) * | 2016-06-27 | 2016-11-16 | 温州集智科技有限公司 | A kind of Multifunctional power cable intensity test bench with multiple clip structure |
| CN109916745A (en) * | 2019-03-19 | 2019-06-21 | 文志敏 | A kind of detection device withstood forces for detecting sluice dykes and dams |
| CN110274816A (en) * | 2019-03-21 | 2019-09-24 | 成都川行科技塑业有限公司 | A kind of automatic constant-pressure pressure testing machine |
| CN110501234A (en) * | 2019-09-18 | 2019-11-26 | 临沂大学 | A kind of the fractured rock bearing strain experimental provision and method of measurable lateral stress |
| CN110936989A (en) * | 2018-09-21 | 2020-03-31 | 张华友 | Novel trolley |
| CN211602720U (en) * | 2019-10-31 | 2020-09-29 | 西北大学 | Novel rock-soil bearing capacity testing device |
| CN111721928A (en) * | 2020-06-14 | 2020-09-29 | 无锡踏达机电科技有限公司 | Multifunctional building concrete detection device |
| CN211955025U (en) * | 2020-01-22 | 2020-11-17 | 苏交科集团检测认证有限公司 | Concrete detection device |
| JP6808140B1 (en) * | 2019-10-11 | 2021-01-06 | 済寧延貝塑膠有限公司 | A device that can detect cracks at the bottom of the orbit |
| CN212779339U (en) * | 2020-09-22 | 2021-03-23 | 滁州精益模具设备制造有限公司 | Detection apparatus for rotary door body is stand for foaming equipment |
| WO2021073469A1 (en) * | 2019-10-14 | 2021-04-22 | 刘玉飞 | Device and method capable of adjusting posture for bearing disc parts |
-
2021
- 2021-05-28 CN CN202110590548.6A patent/CN113310817B/en active Active
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0250609A1 (en) * | 1985-04-15 | 1988-01-07 | Rodger T. Lovrenich | Shiftable transmission motor drive with assured input-output relationship |
| JPH02124348U (en) * | 1989-03-24 | 1990-10-12 | ||
| JP2003071771A (en) * | 2001-09-04 | 2003-03-12 | Ricoh Co Ltd | Sliding chuck |
| EP2008800A1 (en) * | 2007-06-28 | 2008-12-31 | Haulick + Roos GmbH | Drive device for a press, die cutter or moulding machine |
| CN205691416U (en) * | 2016-06-27 | 2016-11-16 | 温州集智科技有限公司 | A kind of Multifunctional power cable intensity test bench with multiple clip structure |
| CN110936989A (en) * | 2018-09-21 | 2020-03-31 | 张华友 | Novel trolley |
| CN109916745A (en) * | 2019-03-19 | 2019-06-21 | 文志敏 | A kind of detection device withstood forces for detecting sluice dykes and dams |
| CN110274816A (en) * | 2019-03-21 | 2019-09-24 | 成都川行科技塑业有限公司 | A kind of automatic constant-pressure pressure testing machine |
| CN110501234A (en) * | 2019-09-18 | 2019-11-26 | 临沂大学 | A kind of the fractured rock bearing strain experimental provision and method of measurable lateral stress |
| JP6808140B1 (en) * | 2019-10-11 | 2021-01-06 | 済寧延貝塑膠有限公司 | A device that can detect cracks at the bottom of the orbit |
| WO2021073469A1 (en) * | 2019-10-14 | 2021-04-22 | 刘玉飞 | Device and method capable of adjusting posture for bearing disc parts |
| CN211602720U (en) * | 2019-10-31 | 2020-09-29 | 西北大学 | Novel rock-soil bearing capacity testing device |
| CN211955025U (en) * | 2020-01-22 | 2020-11-17 | 苏交科集团检测认证有限公司 | Concrete detection device |
| CN111721928A (en) * | 2020-06-14 | 2020-09-29 | 无锡踏达机电科技有限公司 | Multifunctional building concrete detection device |
| CN212779339U (en) * | 2020-09-22 | 2021-03-23 | 滁州精益模具设备制造有限公司 | Detection apparatus for rotary door body is stand for foaming equipment |
Non-Patent Citations (2)
| Title |
|---|
| 《中国公路学报》编辑部: "中国汽车工程学术研究综述-2017", 《中国公路学报》 * |
| 周恩祥 等: "《液压与气压传动》", 30 November 2017 * |
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