CN108956071B - Civil engineering structure anti-seismic test device - Google Patents
Civil engineering structure anti-seismic test device Download PDFInfo
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- CN108956071B CN108956071B CN201810737023.9A CN201810737023A CN108956071B CN 108956071 B CN108956071 B CN 108956071B CN 201810737023 A CN201810737023 A CN 201810737023A CN 108956071 B CN108956071 B CN 108956071B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
- G01M7/027—Specimen mounting arrangements, e.g. table head adapters
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
- G01M7/04—Monodirectional test stands
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Abstract
The utility model provides a civil engineering structure anti-seismic test device, including the experimental box, the bottom surface of experimental box is equipped with the opening, the below of experimental box is equipped with the base, the bottom surface fixed mounting of experimental box is at the top surface of base, the strip is seted up to the top surface of experimental box and is passed through the groove, the observation window is all seted up to both sides around the experimental box, the transparent toughened glass of inner wall fixed mounting of observation window, the top surface fixed mounting buffer board of base, the buffer board is located the experimental box, the top of buffer board is equipped with horizontal mounting panel, the bottom surface of mounting panel passes through several vertical buffer beam fixed connection with the top surface of buffer board. The invention has reasonable structural design and convenient use, can conveniently adjust the angle of the fan so as to adjust the blowing angle, can adjust the distance between the fan and a test piece, can realize unidirectional vibration and multidirectional simultaneous vibration by one motor, and can adjust the vibration amplitude, thereby simulating the actual environment and improving the accuracy of detection data.
Description
Technical Field
The invention belongs to the field of civil engineering experiment devices, and particularly relates to a civil engineering structure anti-seismic test device.
Background
The earthquake-resistant design is a main means for ensuring the safety of the civil engineering structure when an earthquake occurs, and the earthquake-resistant design of the engineering of various countries in the world is based on the earthquake-resistant design specifications of various countries. In order to detect the anti-seismic performance of the civil engineering structure, an anti-seismic testing device is usually adopted to detect the current component, but most of the testing devices can only provide a vibration input mode in a single direction or a horizontal and vertical combination, the data provided by the detection experiment is incomplete, the specific situation of vibration is not conveniently reflected, the obtained detection result is not accurate enough, and the civil engineering structure is set to have potential safety hazards.
Disclosure of Invention
The invention provides a civil engineering structure anti-seismic test device which is used for overcoming the defects in the prior art.
The invention is realized by the following technical scheme:
a civil engineering structure anti-seismic test device comprises an experiment box, wherein the bottom surface of the experiment box is provided with an opening, a base is arranged below the experiment box, the bottom surface of the experiment box is fixedly arranged on the top surface of the base, the top surface of the experiment box is provided with a strip-shaped through groove, the front side and the rear side of the experiment box are provided with observation windows, transparent toughened glass is fixedly arranged on the inner wall of the observation window, a buffer plate is fixedly arranged on the top surface of the base and is positioned in the experiment box, a transverse mounting plate is arranged above the buffer plate, the bottom surface of the mounting plate is fixedly connected with the top surface of the buffer plate through a plurality of vertical buffer rods, a transverse operating plate is fixedly arranged on the top surface of the mounting plate, a clamping mechanism is fixedly arranged on the top surface of the operating plate, a vertical plate is arranged in the experiment box, four transverse lead screws are arranged on one side, the rotating shaft of the first belt wheel is fixedly connected with one end of a lead screw, a through round hole is arranged on the inner wall of one side of the experiment box, one end of one lead screw is fixedly connected with the inner wall of the round hole through a bearing, a handle is fixedly arranged at one end of one lead screw and is positioned outside the experiment box, one ends of the other three lead screws are fixedly connected with one side inside the experiment box through a bearing, a guide sleeve with internal threads is arranged at the other end of the lead screw, the guide sleeve is connected with the lead screw in a threaded fit manner, the guide sleeve can move along the lead screw, a spherical groove is arranged at the other side of the vertical plate, a spherical ball is arranged in the spherical groove, a first through hole is arranged at one end of the spherical ball, a cross rod is arranged in the first through hole, the cross rod is connected with the first through hole through a bearing, a, one end of a connecting rod is hinged with a connecting plate, the other end of the connecting rod is hinged with one side of a vertical plate, a transverse fixed rod is fixedly arranged on one side of the connecting plate and corresponds to a transverse rod, the other end of the transverse rod is connected with one end of the fixed rod through a universal coupling, an electric push rod is hinged on the lower side of the connecting plate, a transverse plate is arranged below the electric push rod, the fixed end of the electric push rod is fixedly connected with the top surface of the transverse plate, one side of the transverse plate is fixedly connected with one side of the inside of an experimental box, one side of the vertical plate is hinged with a first telescopic rod, the movable end of the first telescopic rod is hinged with one side of a supporting plate, a fan with an independent power supply is fixedly arranged on the other side of the supporting plate, one side of an operating plate is provided with a motor with an, one of the U-shaped frames is positioned between the motor and the operating board, the movable boards are arranged in front of the other U-shaped frame and on one side of the other U-shaped frame, a plurality of second telescopic rods are fixedly arranged on the front surface of one of the movable boards and on one side of the other movable board, the second telescopic rods can be contacted with the operating board, a plurality of first slots are formed in the movable ends of the second telescopic rods, third telescopic rods are arranged above the second telescopic rods, the fixed ends of the third telescopic rods are hinged with one side of the movable board, the movable ends of the third telescopic rods are hinged with first inserting blocks, the first inserting blocks can be inserted into the corresponding first slots, first circular through slots are formed in the left side and the right side of the front surface of the other U-shaped frame, second circular through slots are formed in the middle of one side of one of the U-shaped frame and the rear of the other side of the U-shaped frame, cylinders are arranged on one side of the inside of the other U-, an arc-shaped groove is formed in the surface of the cylinder, a round rod is fixedly installed at one end of the cylinder, the round rod is fixedly connected with the U-shaped frame through a bearing, a rotating rod is fixedly installed at the other end of the cylinder, one end of one rotating rod penetrates through one first circular through groove, one end of the other rotating rod penetrates through one second circular through groove, one end of the other rotating rod and the inner wall of the second circular through groove are fixedly connected with one end of one rotating rod and the inner wall of the first circular through groove through bearings, an L-shaped bracket penetrates through the other first circular through groove and the other second circular through groove, one end of the bracket is always located in the arc-shaped groove and can move along the arc-shaped groove, a T-shaped groove is formed in the top surface of the movable plate, the other end of the bracket is T-shaped, the movable plate can be inserted into the T-shaped groove and can move along the T-shaped groove, the rear surface of one bracket and the, the movable end of a fourth telescopic rod is hinged and connected with a second insert block, the other end of the bracket is provided with a second slot, the second insert block can be inserted into the second slot, one end of another rotating rod is fixedly provided with a gear, one side of the gear is provided with a face gear which is meshed with the gear, one side of another U-shaped frame is fixedly provided with an L-shaped support plate, the front side of the support plate is provided with a second through hole, a transverse rotating shaft is arranged in the second through hole, the rotating shaft is fixedly connected with the inner wall of the second through hole through a bearing, the rotating shaft is fixedly connected with a rotating shaft of the face gear, the other end of the rotating shaft and one end of one of the rotating rods are both fixedly provided with second belt wheels, and the two second belt wheels, one end of one of the rotating rods is fixedly connected with an output shaft of the motor, a detection element is fixedly arranged on the front side of the top surface of the operating plate, and the detection element can be in contact with a test piece.
As above civil engineering structure anti-seismic test device, four corners of base bottom surface all fixed set up the recess, the screw is all seted up to four corners of base top surface, the screw communicates with each other with the recess is inside, is equipped with a vertical screw rod in the screw, screw rod and screw pass through screw-thread fit to be connected and can follow the screw and remove, the lower extreme of screw rod is located the recess, the lower extreme fixed mounting of screw rod removes the wheel, the upper end of screw rod is located the outside of screw.
As above civil engineering structure anti-seismic test device, the bar pass through inside one side of inslot and set up horizontal standing groove, be equipped with horizontal baffle in the standing groove, the baffle can be followed the standing groove and removed, the baffle can shelter from the bar and pass through the groove, the bar passes through the inside opposite side of inslot and sets up the draw-in groove, one side of baffle can insert in the draw-in groove.
According to the civil engineering structure anti-seismic test device, the spring is arranged on the outer ring of the buffer rod, the upper end of the spring is fixedly connected with the bottom surface of the mounting plate, and the lower end of the spring is fixedly connected with the top surface of the buffer plate.
According to the civil engineering structure anti-seismic test device, the box with the opening-ended top surface is fixedly installed on the other side of the experimental box, the fixed block is fixedly installed inside the box, the top surface of the fixed block is provided with the through jack, the movable plate can be placed in the box, and the second telescopic rod can be inserted into the jack.
According to the civil engineering structure anti-seismic test device, the arc-shaped guide plate is fixedly installed at the upper end of the fan.
The invention has the advantages that: the invention has reasonable structural design and convenient use, can conveniently adjust the angle of the fan so as to adjust the blowing angle, can adjust the distance between the fan and a test piece, can realize unidirectional vibration and multidirectional simultaneous vibration through one motor, and can adjust the vibration amplitude, thereby simulating the actual environment, improving the accuracy of detection data and eliminating hidden dangers. When the device is used, a test piece is placed on the operation plate through the strip-shaped through groove, the test piece is clamped through the clamping mechanism, the screw rod is driven to rotate through the rotating handle, the guide sleeve is driven to move through the rotation of the screw rod, the support plate is driven to move through the vertical plate while the guide sleeve moves, the fan is driven to move by the support plate, so that the distance between the fan and the test piece can be adjusted, the wind power can be increased or reduced, the electric push rod pushes the connection plate to incline, the change of the angle of the support plate is realized under the combined action of the connection plate, the connecting rod, the fixed rod, the universal coupling and the cross rod, and the fan is driven to incline through the change of the angle of the support plate; when the operation plate needs to vibrate in multiple directions simultaneously, the motor works, an output shaft of the motor drives one of the cylinders to rotate through one of the rotating rods, the output shaft of the motor drives the other cylinder to continue rotating through the second belt wheel, the second belt, the rotating shaft, the face gear, the gear and the other rotating rod while rotating, the cylinders drive the arc-shaped groove to rotate, one end of the support always moves along the arc-shaped groove, the support drives the moving plate to move along the corresponding first circular through groove and the second circular through groove, the round rod drives the second telescopic rod to move through the third telescopic rod, and the second telescopic rod is made to touch the operation plate, so that the operation plate can vibrate in multiple directions simultaneously; when unidirectional vibration is needed, the second inserting block is taken out of the second inserting groove, the moving plate is moved upwards, the moving plate can be taken down from the support, unidirectional vibration of the operation plate can be achieved, so that a test piece can be vibrated, data can be detected through the detection element, the length of the second telescopic rod can be adjusted by inserting the first inserting block into the first inserting groove at different positions, the force of the second telescopic rod can be changed when the second telescopic rod collides with the operation plate, the vibration amplitude can be adjusted, the actual environment can be simulated, the accuracy of detected data is improved, and hidden dangers are eliminated; can be convenient for watch through the observation window internal condition, know the internal condition at any time.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced 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 the present invention; FIG. 2 is a view in the direction A of FIG. 1; FIG. 3 is an enlarged view of a portion I of FIG. 1; FIG. 4 is a partial enlarged view of II of FIG. 1; FIG. 5 is a partial enlarged view of III of FIG. 2; fig. 6 is a partial enlarged view of IV of fig. 2.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A civil engineering structure anti-seismic test device comprises an experiment box 1, wherein an opening is arranged on the bottom surface of the experiment box 1, a base 2 is arranged below the experiment box 1, the bottom surface of the experiment box 1 is fixedly arranged on the top surface of the base 2, a strip-shaped through groove 3 is arranged on the top surface of the experiment box 1, observation windows 4 are arranged on the front side and the rear side of the experiment box 1, transparent toughened glass is fixedly arranged on the inner walls of the observation windows 4, a buffer plate 6 is fixedly arranged on the top surface of the base 2, the buffer plate 6 is positioned in the experiment box 1, a transverse mounting plate 7 is arranged above the buffer plate 6, the bottom surface of the mounting plate 7 is fixedly connected with the top surface of the buffer plate 6 through a plurality of vertical buffer rods 8, a transverse operation plate 5 is fixedly arranged on the top surface of the mounting plate 7, a clamping mechanism 9 is fixedly arranged on the top surface of the operation plate 5, a vertical plate, the end of the screw 11 is provided with a first belt pulley 12, four first belt pulleys 12 are connected through a first belt 13, the rotating shaft of the first belt pulley 12 is fixedly connected with one end of the screw 11, one side inner wall of the experiment box 1 is provided with a through round hole 14, one end of one screw 11 is fixedly connected with the inner wall of the round hole 14 through a bearing, one end of one screw 11 is fixedly provided with a handle 15, the handle 15 is positioned outside the experiment box 1, one ends of the other three screws 11 are fixedly connected with one side inside the experiment box 1 through a bearing, the other end of the screw 11 is provided with a guide sleeve 16 with a transverse internal thread, the guide sleeve 16 is connected with the screw 11 through thread matching, the guide sleeve 16 can move along the screw 11, the other side of the vertical plate 10 is provided with a spherical groove 17, a spherical ball 18 is arranged in the spherical groove 17, one end of the spherical ball 18 is provided with a first through hole 19, a cross rod 20 is arranged in the, one end of a cross bar 20 is fixedly provided with a support plate 21, the other end of the cross bar 20 is provided with a vertical connecting plate 22, one side of the connecting plate 22 close to four corners is respectively provided with a transverse connecting rod 23, one end of the connecting rod 23 is hinged with the connecting plate 22, the other end of the connecting rod 23 is hinged with one side of a vertical plate 10, one side of the connecting plate 22 is fixedly provided with a transverse fixing rod 24, the fixing rod 24 corresponds to the cross bar 20, the other end of the cross bar 20 is connected with one end of the fixing rod 24 through a universal coupling 25, the lower side of the connecting plate 22 is hinged with an electric push rod 64, a transverse plate 26 is arranged below the electric push rod 64, the fixed end of the electric push rod 64 is fixedly connected with the top surface of the transverse plate 26, one side of the transverse plate 26 is fixedly connected with one side inside the experiment box 1, one side of the, one side of the operation board 5 is provided with a motor 29 with an independent power supply, the motor 29 is fixedly arranged on the top surface of the mounting board 7, one side of the operation board 5 and the rear side of the operation board 5 are both provided with U-shaped frames 30, the U-shaped frames 30 are fixedly arranged on the top surface of the mounting board 7, one U-shaped frame 30 is positioned between the motor 29 and the operation board 5, the front side of the other U-shaped frame 30 and one side of one U-shaped frame 30 are both provided with moving plates 32, the front surface of one moving plate 32 and one side of the other moving plate 32 are both fixedly provided with a plurality of second telescopic rods 33, the second telescopic rods 33 can be contacted with the operation board 5, the movable end of each second telescopic rod 33 is provided with a plurality of first slots 34, a third telescopic rod 35 is arranged above the second telescopic rods 33, the fixed end of the third telescopic rod 35 is hinged with one side of the moving plate 32, the movable end of, the first inserting blocks 36 can be inserted into the corresponding first inserting grooves 34, the left side and the right side of the front surface of the other U-shaped frame 30 are respectively provided with a first circular through groove 37, the middle part of one side of one U-shaped frame 30 and the rear part of the other side of one U-shaped frame 30 are respectively provided with a second circular through groove 38, one side of the inside of the other U-shaped frame 30 and the rear part of the inside of one U-shaped frame 30 are respectively provided with a cylinder 39, the surface of the cylinder 39 is provided with an arc groove 40, one end of the cylinder 39 is fixedly provided with a round rod 31, the round rod 31 is fixedly connected with the U-shaped frame 30 through a bearing, the other end of the cylinder 39 is fixedly provided with a rotating rod 41, one end of one rotating rod 41 penetrates through one of the first circular through grooves 37, one end of the other rotating rod 41 penetrates through one of the second circular through grooves 38, one end of the other rotating rod 41 and the inner wall of the second circular through groove 38 are fixedly connected with one end, an L-shaped bracket 42 penetrates through the other first circular through groove 37 and the other second circular through groove 38, one end of the bracket 42 is always positioned in the arc-shaped groove 40 and can move along the arc-shaped groove 40, a T-shaped groove 43 is formed in the top surface of the moving plate 32, the other end of the bracket 42 is T-shaped, the other end of the bracket 42 can be inserted into the T-shaped groove 43 and can move along the T-shaped groove 43, the rear surface of one moving plate 32 and the other side of the other moving plate 32 are both hinged and connected with a fourth telescopic rod 44, the movable end of the fourth telescopic rod 44 is hinged and connected with a second inserting block 45, a second inserting groove 46 is formed in the other end of the bracket 42, the second inserting block 45 can be inserted into the second inserting groove 46, a gear 47 is fixedly installed at one end of the other rotating rod 41, a face gear 48 is arranged on one side of the gear 47, the face gear 48 is meshed with the gear 47, an, the front side of the support plate 49 is provided with a second through hole 50, a transverse rotating shaft 51 is arranged in the second through hole 50, the rotating shaft 51 is fixedly connected with the inner wall of the second through hole 50 through a bearing, the rotating shaft 51 is fixedly connected with a rotating shaft of the face gear 48, a second belt wheel 52 is fixedly arranged at the other end of the rotating shaft 51 and one end of one rotating rod 41, two second belt wheels 52 are fixedly connected through a second belt 53, one end of one rotating rod 41 is fixedly connected with an output shaft of the motor 29, a detection element is fixedly arranged at the front side of the top surface of the operating plate 5, and the detection element can be in contact with a test piece. The invention has reasonable structural design and convenient use, can conveniently adjust the angle of the fan 28 so as to adjust the blowing angle, can adjust the distance between the fan 28 and a test piece, can realize unidirectional vibration and multidirectional simultaneous vibration through one motor 29, and can adjust the vibration amplitude, thereby simulating the actual environment, improving the accuracy of detection data and eliminating hidden dangers. When the device is used, a test piece is placed on the operating plate 5 through the strip-shaped through groove 3, the test piece is fastened through the clamping mechanism 9, the screw rod 11 is driven to rotate through the rotating handle 15, the screw rod 11 rotates to drive the guide sleeve 16 to move, the guide sleeve 16 drives the support plate 21 to move through the vertical plate 10 while moving, the support plate 21 drives the fan 28 to move, so that the distance between the fan 28 and the test piece can be adjusted, the wind power can be increased or reduced, the electric push rod 64 works, the electric push rod 64 pushes the connection plate 22 to incline, the change of the angle of the support plate 21 is realized under the combined action of the connection plate 22, the connecting rod 23, the fixing rod 24, the universal coupling 24 and the cross rod 20, the fan 28 is driven to incline while the angle of the support plate 21 is changed, and the; when the simultaneous vibration in multiple directions is needed, the motor 29 works, the output shaft of the motor 29 drives one of the cylinders 39 to rotate through one of the rotating rods 41, while the output shaft of the motor 29 rotates, the other cylinder 39 is driven to continue rotating through the second belt wheel 52, the second belt 53, the rotating shaft 51, the face gear 48, the gear 47 and the other rotating rod 41, the cylinder 39 drives the arc-shaped groove 40 to rotate, one end of the bracket 42 always moves along the arc-shaped groove, the bracket 42 drives the moving plate 32 to move along the corresponding first circular through groove 37 and the second circular through groove 38, the round rod 31 drives the second telescopic rod 33 to move through the third telescopic rod 35, so that the second telescopic rod 33 touches the operating plate 5, and the operating plate 5 can be vibrated in multiple directions at the same time; when unidirectional vibration is needed, the second insertion block 45 is taken out of the second slot 46, the moving plate 32 is moved upwards, the moving plate 32 can be taken down from the bracket 42, unidirectional vibration of the operation plate 5 can be achieved, vibration can be carried out on a test piece, data can be detected through the detection element, the first insertion block 36 is inserted into the first slots 34 at different positions, the length of the second telescopic rod 33 can be adjusted, the force of the second telescopic rod 33 can be changed when the second telescopic rod collides with the operation plate 5, the vibration amplitude can be adjusted, the actual environment can be simulated, the accuracy of the detected data is improved, and hidden dangers are eliminated; the observation window 4 can be used for conveniently watching the conditions in the box 1 and knowing the internal conditions at any time.
Specifically, need the user to move when removing, extravagant user's manual labor, be not convenient for remove, four corners of base 2 bottom surface all fix and set up recess 54 in this embodiment, screw 55 is all set up to four corners of base 2 top surface, screw 55 communicates with each other with recess 54 is inside, be equipped with a vertical screw rod 56 in the screw 55, screw rod 56 is connected and can follow screw 55 with screw 55 through screw-thread fit, the lower extreme of screw rod 56 is located recess 54, the lower extreme fixed mounting of screw rod 56 removes wheel 57, the upper end of screw rod 56 is located the outside of screw 55. When the movable type electric bicycle is required to be moved, the screw rod 56 is rotated to move downwards along the screw hole 55, the screw rod 56 drives the movable wheel 57 to move downwards, and the movable wheel 57 is in contact with the ground, so that the movable type electric bicycle can be pushed to move, the use is convenient, and the physical strength of workers is saved.
Specifically, when the test piece in experimental box 1 shakes garrulously, the piece of test piece passes through groove 3 through the bar easily and flies out in experimental box 1, injures the staff easily, this embodiment the bar pass through inside one side of groove 3 and set up horizontal standing groove 58, be equipped with horizontal baffle 59 in the standing groove 58, baffle 59 can remove along standing groove 58, baffle 59 can shelter from the bar and pass through groove 3, the bar passes through the inside opposite side of groove 3 and sets up draw-in groove 60, one side of baffle 59 can insert in the draw-in groove 60. When the anti-seismic test device is used for anti-seismic tests, the baffle 59 is pulled out of the placing groove 58, one side of the baffle 59 is clamped into the clamping groove 60, when a test piece is broken by vibration, fragments can be prevented from flying out of the test box 1 through the strip-shaped through groove 3 through the baffle 59, workers are prevented from being injured, and safety is improved.
Further, the buffering effect is relatively poor, and it is inconvenient to use, this embodiment the outer lane of buffer rod 8 be equipped with the spring, the upper end of spring and the bottom surface fixed connection of mounting panel 7, the lower extreme of spring and the top surface fixed connection of buffer board 6. When the damping device is used, the mounting plate 7 can be buffered and damped again through the spring, and the damping device is convenient to use.
Furthermore, when using the unidirectional vibration, one of the moving plates 32 is taken down from the rotating rod 41, which is not convenient for placing, the other side of the experimental box 1 described in this embodiment is fixedly provided with the placing box 61 with an open top surface, the fixing block 62 is fixedly arranged inside the placing box 61, the top surface of the fixing block 62 is provided with the through insertion hole 63, the moving plate 32 can be placed in the placing box 61, and the second telescopic rod 33 can be inserted into the insertion hole 63. When using one-way vibration, take off one of them movable plate 32 on dwang 41, can insert the jack 63 with second telescopic link 33 in, place one of them movable plate 32 in placing box 6, can be convenient for place, save space.
Furthermore, when the fan 28 works, wind can be blown up in the experimental box 1, so that the wind is not convenient to blow towards the test piece, and an arc-shaped guide plate is fixedly installed at the upper end of the fan 28 in the embodiment. When the test piece testing device is used, the guide plate can guide the wind blown by the fan 28 to blow on the test piece.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. The utility model provides a civil engineering structure antidetonation test device which characterized in that: comprises an experiment box (1), the bottom surface of the experiment box (1) is provided with an opening, a base (2) is arranged below the experiment box (1), the bottom surface of the experiment box (1) is fixedly arranged on the top surface of the base (2), the top surface of the experiment box (1) is provided with a strip-shaped through groove (3), observation windows (4) are respectively arranged on the front side and the rear side of the experiment box (1), transparent toughened glass is fixedly arranged on the inner wall of the observation window (4), a buffer plate (6) is fixedly arranged on the top surface of the base (2), the buffer plate (6) is positioned in the experiment box (1), a transverse mounting plate (7) is arranged above the buffer plate (6), the bottom surface of the mounting plate (7) is fixedly connected with the top surface of the buffer plate (6) through a plurality of vertical buffer rods (8), a transverse operating plate (5) is fixedly arranged on the top surface of the mounting plate (7), and a clamping mechanism (9, the experiment box (1) is internally provided with a vertical plate (10), one side of the vertical plate (10) is provided with four transverse lead screws (11), the end of each lead screw (11) is provided with a first belt wheel (12), the four first belt wheels (12) are connected through a first belt (13), a rotating shaft of each first belt wheel (12) is fixedly connected with one end of each lead screw (11), the inner wall of one side of the experiment box (1) is provided with a through round hole (14), one end of each lead screw (11) is fixedly connected with the inner wall of the round hole (14) through a bearing, one end of each lead screw (11) is fixedly provided with a handle (15), the handle (15) is positioned outside the experiment box (1), one ends of the other three lead screws (11) are fixedly connected with one side inside the experiment box (1) through bearings, the other end of each lead screw (11) is provided with a guide sleeve (16) with an internal thread in a transverse direction, the guide sleeves (16, the guide sleeve (16) can move along the lead screw (11), the other side of the vertical plate (10) is provided with a spherical groove (17), a round ball (18) is arranged in the spherical groove (17), one end of the round ball (18) is provided with a first through hole (19), a cross rod (20) is arranged in the first through hole (19), the cross rod (20) is connected with the first through hole (19) through a bearing, one end of the cross rod (20) is fixedly provided with a support plate (21), the other end of the cross rod (20) is provided with a vertical connecting plate (22), one side of the connecting plate (22) is close to four corners and is respectively provided with a transverse connecting rod (23), one end of each connecting rod (23) is hinged with the corresponding connecting plate (22), the other end of each connecting rod (23) is hinged with one side of the vertical plate (10), one side of the corresponding connecting plate (22) is fixedly provided with a transverse fixing rod (24), the fixing rods (24) correspond to, an electric push rod (64) is hinged and connected to the lower side of the connecting plate (22), a transverse plate (26) is arranged below the electric push rod (64), the fixed end of the electric push rod (64) is fixedly connected with the top surface of the transverse plate (26), one side of the transverse plate (26) is fixedly connected with one side inside the experiment box (1), one side of the vertical plate (10) is hinged and connected with a first telescopic rod (27), the movable end of the first telescopic rod (27) is hinged and connected with one side of the supporting plate (21), a fan (28) with an independent power supply is fixedly installed on the other side of the supporting plate (21), a motor (29) with an independent power supply is arranged on one side of the operating plate (5), the motor (29) is fixedly installed on the top surface of the mounting plate (7), U-shaped frames (30) are arranged on one side of the operating plate (5) and behind the operating plate (5), and, one U-shaped frame (30) is positioned between the motor (29) and the operating panel (5), moving plates (32) are arranged in front of the other U-shaped frame (30) and on one side of the other U-shaped frame (30), a plurality of second telescopic rods (33) are fixedly arranged on the front surface of one moving plate (32) and one side of the other moving plate (32), the second telescopic rods (33) can be contacted with the operating panel (5), a plurality of first slots (34) are formed in the movable ends of the second telescopic rods (33), third telescopic rods (35) are arranged above the second telescopic rods (33), the fixed ends of the third telescopic rods (35) are hinged to one side of the moving plate (32), the movable ends of the third telescopic rods (35) are hinged to first inserting blocks (36), the first inserting blocks (36) can be inserted into the corresponding first slots (34), first circular through grooves (37) are formed in the left side and the right side of the front surface of the other U-shaped frame (30), the middle part of one side of one U-shaped frame (30) and the rear part of the other side of one U-shaped frame (30) are respectively provided with a second circular through groove (38), one side of the inside of the other U-shaped frame (30) and the rear part of the inside of one U-shaped frame (30) are respectively provided with a cylinder (39), the surface of each cylinder (39) is provided with an arc-shaped groove (40), one end of each cylinder (39) is fixedly provided with a round rod (31), the round rods (31) are fixedly connected with the U-shaped frames (30) through bearings, the other end of each cylinder (39) is fixedly provided with a rotating rod (41), one end of one rotating rod (41) penetrates through one first circular through groove (37), one end of the other rotating rod (41) penetrates through one second circular through groove (38), one end of the other rotating rod (41) and the inner wall of the second circular through groove (38) are fixedly connected with one end of one rotating rod (41) and the inner wall of the first circular through groove (37), an L-shaped bracket (42) penetrates through the other first circular through groove (37) and the other second circular through groove (38), one end of the bracket (42) is always positioned in the arc-shaped groove (40) and can move along the arc-shaped groove (40), a T-shaped groove (43) is formed in the top surface of the moving plate (32), the other end of the bracket (42) is T-shaped, the other end of the bracket (42) can be inserted into the T-shaped groove (43) and can move along the T-shaped groove (43), the rear surface of one moving plate (32) and the other side of the other moving plate (32) are both hinged and connected with a fourth telescopic rod (44), the movable end of the fourth telescopic rod (44) is hinged and connected with a second inserting block (45), the other end of the bracket (42) is provided with a second inserting groove (46), the second inserting block (45) can be inserted into the second inserting groove (46), a gear (47) is fixedly installed at one end of the rotating, a face gear (48) is arranged on one side of the gear (47), the face gear (48) is meshed with the gear (47), an L-shaped support plate (49) is fixedly installed on one side of the other U-shaped frame (30), a second through hole (50) is formed in the front side of the support plate (49), a transverse rotating shaft (51) is arranged in the second through hole (50), the rotating shaft (51) is fixedly connected with the inner wall of the second through hole (50) through a bearing, the rotating shaft (51) is fixedly connected with a rotating shaft of the face gear (48), second belt wheels (52) are fixedly installed on the other end of the rotating shaft (51) and one end of one rotating rod (41), and the two second belt wheels (52) are fixedly connected through a second belt (53), one end of one rotating rod (41) is fixedly connected with an output shaft of the motor (29), and a detection element is fixedly arranged on the front side of the top surface of the operating plate (5) and can be contacted with a test piece.
2. A civil engineering structure earthquake resistance test device according to claim 1, wherein: four corners of base (2) bottom surface all fixed set up recess (54), screw (55) are all seted up to four corners of base (2) top surface, screw (55) communicate with each other with recess (54) inside, be equipped with a vertical screw rod (56) in screw (55), screw rod (56) are connected and can be followed screw (55) and remove through screw-thread fit with screw (55), the lower extreme of screw rod (56) is located recess (54), lower extreme fixed mounting of screw rod (56) removes wheel (57), the upper end of screw rod (56) is located the outside of screw (55).
3. A civil engineering structure earthquake resistance test device according to claim 1, wherein: horizontal standing groove (58) are seted up to the inside one side of the strip through groove (3), be equipped with horizontal baffle (59) in standing groove (58), baffle (59) can be followed standing groove (58) and removed, baffle (59) can shelter from the strip through groove (3), draw-in groove (60) are seted up to the inside opposite side of strip through groove (3), draw-in groove (60) can be inserted in one side of baffle (59).
4. A civil engineering structure earthquake resistance test device according to claim 1, wherein: the outer ring of the buffer rod (8) is provided with a spring, the upper end of the spring is fixedly connected with the bottom surface of the mounting plate (7), and the lower end of the spring is fixedly connected with the top surface of the buffer plate (6).
5. A civil engineering structure earthquake resistance test device according to claim 1, wherein: the other side fixed mounting top surface open-ended of experimental box (1) place box (61), place box (61) inside fixed mounting fixed block (62), penetrating jack (63) are seted up to the top surface of fixed block (62), movable plate (32) can be placed and place box (61), second telescopic link (33) can insert in jack (63).
6. A civil engineering structure earthquake resistance test device according to claim 1, wherein: and an arc-shaped guide plate is fixedly arranged at the upper end of the fan (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810737023.9A CN108956071B (en) | 2018-07-06 | 2018-07-06 | Civil engineering structure anti-seismic test device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810737023.9A CN108956071B (en) | 2018-07-06 | 2018-07-06 | Civil engineering structure anti-seismic test device |
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| CN108956071A CN108956071A (en) | 2018-12-07 |
| CN108956071B true CN108956071B (en) | 2020-05-08 |
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| CN201810737023.9A Expired - Fee Related CN108956071B (en) | 2018-07-06 | 2018-07-06 | Civil engineering structure anti-seismic test device |
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| CN109896131B (en) * | 2019-01-24 | 2020-07-31 | 重庆水利电力职业技术学院 | Loss-proof data equipment for computer data processor |
| CN110542526B (en) * | 2019-08-13 | 2021-04-02 | 河南工业职业技术学院 | Civil engineering structure shock resistance test device |
| CN110608863B (en) * | 2019-11-05 | 2021-01-01 | 曲禄好 | Civil engineering structure shock resistance test device |
| CN111256931A (en) * | 2020-02-26 | 2020-06-09 | 寇引霞 | Steel frame shock resistance detection equipment and detection method |
| CN111323193B (en) * | 2020-04-21 | 2021-11-02 | 河南理工大学 | Civil engineering structure anti-seismic test device |
| CN111947876B (en) * | 2020-08-27 | 2022-05-06 | 郑州铁路职业技术学院 | Civil engineering structure explosion damage operation platform |
| CN113701976B (en) * | 2021-08-17 | 2022-10-25 | 昆明理工大学 | Civil engineering structure anti-seismic test device with adjustable vibration direction |
| CN115931276B (en) * | 2023-01-09 | 2023-06-30 | 扬州高捷电子科技有限公司 | Low-temperature environment anti-vibration testing device for liquid crystal display |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| ES2363549B1 (en) * | 2011-03-08 | 2012-03-23 | Instituto Tecnológico Del Embalaje, Transporte Y Log�?Stica | MACHINE MOVEMENT SIMULATOR PRODUCED DURING TRANSPORTATION |
| CN202066659U (en) * | 2011-04-27 | 2011-12-07 | 江阴康爱特包装有限公司 | Vibration table used for detecting medium-sized bulk container |
| CN103528781B (en) * | 2013-10-23 | 2015-11-04 | 浙江工业大学工程设计集团有限公司 | Mini engineering structure electric servoBcylinder earthquake simulation shaking table |
| US9822504B2 (en) * | 2014-01-10 | 2017-11-21 | Board Of Regents, The University Of Texas System | Systems, apparatuses and methods for assessing soil heave |
| CN103792058B (en) * | 2014-03-12 | 2016-03-16 | 山东大学 | A kind of mechanical type high-frequency vibrating table |
| CN204184608U (en) * | 2014-09-09 | 2015-03-04 | 广州博润包装机械有限公司 | A kind of High-Speed Automatic packing machine Twin-shaft machinery hand |
| CN206725181U (en) * | 2017-05-10 | 2017-12-08 | 大连海事大学 | A kind of civil engineering structure shock test device |
| CN107192525B (en) * | 2017-06-13 | 2019-02-19 | 南昌大学 | A kind of civil engineering structure shock test device |
| CN107702876A (en) * | 2017-10-23 | 2018-02-16 | 佛山科学技术学院 | A kind of civil engineering structure shock test device |
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