CN111678772A - Civil engineering is used for building bearing capacity experimental apparatus - Google Patents
Civil engineering is used for building bearing capacity experimental apparatus Download PDFInfo
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- CN111678772A CN111678772A CN202010717433.4A CN202010717433A CN111678772A CN 111678772 A CN111678772 A CN 111678772A CN 202010717433 A CN202010717433 A CN 202010717433A CN 111678772 A CN111678772 A CN 111678772A
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Abstract
The invention discloses a civil engineering building bearing capacity experimental device, which relates to the field of building bearing capacity and comprises a workbench, wherein the rear end of the workbench is provided with an upright post, the side wall of the workbench is fixedly connected with a transverse moving motor, the surface of the workbench is provided with a movable groove, a lead screw is rotatably connected in the movable groove, the output end of the transverse moving motor is connected with the lead screw, the surface of the lead screw is sleeved with a transverse moving slider, the upright post is fixed on the surface of the transverse moving slider, the top of the upright post is welded with a top plate, the bottom of the top plate is fixedly connected with a pressure cylinder, the movable end of the pressure cylinder is connected with a pressure. According to the invention, the test sample is placed in the placing groove, the permanent load and the local load of the simulated floor slab can be measured through the pressure applying mechanism, meanwhile, the special load generated when the floor slab receives impact can be simulated through the arrangement of the vibration mechanism, students can more clearly know the building bearing capacity, and courses become more vivid.
Description
Technical Field
The invention relates to the field of building bearing capacity, in particular to a building bearing capacity experimental device for civil engineering.
Background
Building bearing capacity is a physical quantity for measuring capacity, and can be classified according to variation with time into the following categories:
1. permanent action (permanent load or deadweight): in a design reference period, the value of the reference period does not change along with time; or its variation is negligible. Such as self-weight of the structure, soil pressure, pre-stress, concrete shrinkage, foundation settlement, welding deformation and the like.
2. Variable action (variable load or live load): during the design baseline, its value changes with time. Such as installation load, roof and floor live load, snow load, wind load, crane load, dust load, etc.
3. Accidental action (accidental load, special load): it may or may not occur during the design benchmark period, and once it occurs, it is large in value and short in duration. Such as explosive forces, impact forces, avalanches, severe corrosion, earthquakes, typhoons, etc.
At present, the teaching course of the building bearing capacity experiment is very important in the teaching of civil engineering major, students can better master the key points of the building bearing capacity test, however, in the teaching process, the teaching is only introduced and explained through characters and pictures, the students cannot well master the key points, and therefore, the civil engineering device for the building bearing capacity experiment is necessary to be designed.
Disclosure of Invention
In order to solve the defects in the prior art, the invention aims to provide a building bearing capacity experiment device for civil engineering.
The purpose of the invention can be realized by the following technical scheme:
a civil engineering is used for building bearing capacity experimental apparatus, including the work station, the rear end of the said work station has pillars, the sidewall of the work station connects with the sideslip electrical machinery fixedly, the surface of the work station has activity troughs, the activity trough is connected with the lead screw rotatably, and the output end of the sideslip electrical machinery links with lead screw, the surface of the lead screw is fitted with the sideslip slide block, and the pillar stand is fixed to the surface of the sideslip slide block;
a top plate is welded at the top of the upright post, a pressure cylinder is fixedly connected at the bottom of the top plate, a pressure mechanism is connected at the movable end of the pressure cylinder, a mounting plate is fixedly connected to the surface of the upright post, and the pressure mechanism is connected with the mounting plate in a sliding manner;
the bottom of workstation inscribe application of pressure mechanism is provided with test sample, and test sample's both ends all are provided with fixture, and test sample's rear end is provided with deashing mechanism, and deashing mechanism is fixed in the surface of workstation.
Further, the pressing mechanism comprises a fixing frame, a fixing piece is fixedly connected to the center of the top of the fixing frame, a movable end of a pressing air cylinder is fixedly connected with the fixing piece, a pressure gauge is fixedly connected to the bottom of the fixing frame, a movable sliding block is fixedly connected to the rear end of the fixing frame, a sliding rail is arranged on the surface of the mounting plate, the movable sliding block is sleeved on the surface of the sliding rail, and the fixing frame is slidably connected with the mounting plate through the movable sliding block.
Furthermore, the fixed frame comprises a backup plate, the top of the side wall of the backup plate is fixedly connected with a fixed transverse plate, the bottom of the fixed transverse plate is provided with a movable transverse plate, the pressure gauge is fixed at the bottom of the movable transverse plate, one side of the movable transverse plate, which is close to the backup plate, is provided with a limiting slide block, and the movable transverse plate is connected with the backup plate in a sliding manner through the limiting slide block;
the both sides of mount all are provided with the dead lever, and the dead lever runs through fixed diaphragm and activity diaphragm, and dead lever and activity diaphragm sliding connection, and between fixed diaphragm and activity diaphragm and the surface cover of dead lever is equipped with reset spring, and fixed diaphragm is connected with the activity diaphragm through reset spring, is provided with vibration mechanism between fixed diaphragm and the activity diaphragm.
Further, the vibration mechanism comprises an elliptical wheel disc, the top of the elliptical wheel disc is tightly attached to the bottom surface of the fixed transverse plate, the bottom of the elliptical wheel disc is tightly attached to the surface of the movable transverse plate, a driving motor is fixedly connected to the rear end of the backup plate, a driving rod is fixedly connected to the output end of the driving motor, and the driving rod penetrates through the backup plate and is connected with the elliptical wheel disc.
Further, the pressure gauge comprises a fixed cylinder, a connector is fixedly connected to the center of the bottom of the fixed cylinder, a pressure contact is fixedly connected to the bottom of the connector, a connecting rod is welded to the top of the fixed cylinder, the top end of the connecting rod penetrates through the movable transverse plate and extends upwards, a locking block is fixedly connected to one end of the connecting rod, which penetrates through the movable transverse plate, and the connecting rod is fixedly connected with the movable transverse plate through the locking block.
Further, the pressure gauge comprises a fixed cylinder, a connector is fixedly connected to the center of the bottom of the fixed cylinder, a pressure plate is fixedly connected to the bottom of the connector, a connecting rod is welded to the top of the fixed cylinder, the top end of the connecting rod penetrates through the movable transverse plate and extends upwards, a locking block is fixedly connected to one end of the connecting rod, which penetrates through the movable transverse plate, and the connecting rod is fixedly connected with the movable transverse plate through the locking block.
Further, the test sample comprises a box body, a placing groove is formed in the surface of the workbench, the box body is located in the placing groove, a simulation foundation is arranged in the box body, a pressure sensor is arranged at the top of the simulation foundation, and a simulation floor slab is arranged at the top of the pressure sensor;
the bottom of box just is provided with the lifting support board in the standing groove, the equal fixedly connected with trapezoidal slider in lifting support board's four corners, the inside wall of standing groove set up with trapezoidal slider matched with dovetail, and lifting support board passes through trapezoidal slider and workstation sliding connection, is provided with the lift cylinder in the bottom of workstation inscribe standing groove, the expansion end of lift cylinder runs through the ground of standing groove and is connected with the lifting support board.
Further, fixture includes the centre gripping cylinder, and the centre gripping cylinder is fixed in the lateral wall of workstation, and the expansion end of centre gripping cylinder is connected with the centre gripping push rod, and the one end fixedly connected with splint of centre gripping cylinder are kept away from to the centre gripping push rod, and the surface cover of centre gripping push rod is equipped with fixed cover, and the centre gripping push rod is fixed in the surface of workstation through fixed cover.
Furthermore, the clamping push rod comprises a piston sleeve, a first push rod is arranged at one end of the piston sleeve and fixedly connected with the clamping cylinder, one end, far away from the clamping cylinder, of the first push rod extends into the piston sleeve, a second push rod is arranged at the other end of the piston sleeve and fixedly connected with the clamping plate, and one end, far away from the clamping plate, of the second push rod extends into the piston sleeve;
the first push rod stretches into the first piston post of one end fixedly connected with in the piston sleeve, and the second push rod stretches into the second piston post of one end fixedly connected with in the piston sleeve, and first piston post and second piston post all hug closely in the inside wall of piston sleeve.
Furthermore, the ash removal mechanism comprises a cleaning plate, brackets are arranged at two ends of the cleaning plate, the two brackets are respectively positioned at two sides of the test sample, a sliding plate is fixedly connected to the inner side wall of each bracket, and the cleaning plate is positioned on the surface of the sliding plate and is in sliding connection with the brackets;
the welding of the top at clearance board both ends has the connecting block, and the outside of connecting block is embedded to have the clearance motor, and the expansion end fixedly connected with gear of clearance motor, the lateral wall of bracket are provided with the trapezoidal tooth with gear engaged with.
The invention has the beneficial effects that:
according to the invention, the test sample is placed in the placing groove, the permanent load and the local load of the simulated floor slab can be measured through the pressure applying mechanism, meanwhile, the special load generated when the floor slab receives impact can be simulated through the arrangement of the vibration mechanism, students can more clearly know the building bearing capacity, and courses become more vivid.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a rear view of the present invention;
FIG. 3 is a schematic view of the connection of the pressing mechanism and the mounting plate of the present invention;
FIG. 4 is a schematic view of the structure of the fixing frame of the present invention;
FIG. 5 is a schematic view of the construction of the press of the present invention;
FIG. 6 is a schematic view of the attachment of the fixing cylinder to the pressure plate according to the present invention;
FIG. 7 is a schematic view of the vibrating mechanism of the present invention;
FIG. 8 is a schematic structural view of a test sample of the present invention;
FIG. 9 is a schematic view of the clamping mechanism of the present invention;
FIG. 10 is a cross-sectional view of a clamp ram of the present invention;
FIG. 11 is a schematic view of the clamping mechanism of the present invention;
FIG. 12 is an enlarged schematic view at A in FIG. 11;
FIG. 13 is a schematic view of the lift blade and table attachment of the present invention.
In the figure: 1. a work table; 2. a column; 3. a traversing motor; 4. a lead screw; 5. transversely moving the sliding block; 6. a top plate; 7. a pressure cylinder; 8. a pressure applying mechanism; 81. a fixed mount; 811. a backup plate; 812. fixing the transverse plate; 813. a movable transverse plate; 814. a limiting slide block; 82. a fixing member; 83. a pressure device; 831. fixing the cylinder; 832. a connector; 833. a pressure contact; 834. a connecting rod; 835. a locking block; 836. a pressure plate; 84. fixing the rod; 85. a return spring; 86. a vibration mechanism; 861. an elliptical wheel disc; 862. a drive motor; 863. a drive rod; 87. moving the slide block; 9. mounting a plate; 91. a slide rail; 10. a test sample; 101. a box body; 102. simulating a foundation; 103. a pressure sensor; 104. simulating a floor slab; 11. a clamping mechanism; 111. a clamping cylinder; 112. clamping the push rod; 1121. a piston sleeve; 1122. a first push rod; 1123. a first piston post; 1124. a second push rod; 1125. a second piston post; 113. a splint; 114. fixing a sleeve; 12. a dust removal mechanism; 121. cleaning the plate; 122. a bracket; 1221. a slide plate; 1222. trapezoidal teeth; 123. connecting blocks; 124. cleaning the motor; 125. a gear; 13. lifting the supporting plate; 131. a trapezoidal slider; 14. and a lifting cylinder.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
The utility model provides a civil engineering is used for building bearing capacity experimental apparatus, as shown in fig. 1 and 2, including workstation 1, the rear end of workstation 1 is provided with stand 2, the lateral wall fixedly connected with sideslip motor 3 of workstation 1, movable groove has been seted up on the surface of workstation 1, the activity inslot rotation is connected with lead screw 4, and sideslip motor 3's output is connected with lead screw 4, lead screw 4's surface cover is equipped with sideslip slider 5, and stand 2 is fixed in the surface of sideslip slider 5, sideslip motor 3 is through driving sideslip slider 5, thereby can drive stand 2 and do horizontal migration.
The top welding of stand 2 has roof 6, and the bottom fixedly connected with of roof 6 is exerted pressure cylinder 7, and the expansion end of exerting pressure cylinder 7 is connected with application of pressure mechanism 8, and the fixed surface of stand 2 is connected with mounting panel 9, and application of pressure mechanism 8 and mounting panel 9 sliding connection.
The bottom of the pressing mechanism 8 internally tangent to the workbench 1 is provided with a test sample 10, two ends of the test sample 10 are provided with clamping mechanisms 11, the rear end of the test sample 10 is provided with an ash cleaning mechanism 12, and the ash cleaning mechanism 12 is fixed on the surface of the workbench 1.
The pressing mechanism 8 comprises a fixed frame 81, a fixed part 82 is fixedly connected to the center of the top of the fixed frame 81, the movable end of the pressing cylinder 7 is fixedly connected with the fixed part 82, a pressure gauge 83 is fixedly connected to the bottom of the fixed frame 81, a movable sliding block 87 is fixedly connected to the rear end of the fixed frame 81, a sliding rail 91 is arranged on the surface of the mounting plate 9, the movable sliding block 87 is sleeved on the surface of the sliding rail 91, and the fixed frame 81 is slidably connected with the mounting plate 9 through the movable sliding block 87.
As shown in fig. 3-7, the fixing frame 81 includes a back plate 811, a fixing transverse plate 812 is fixedly connected to the top of the sidewall of the back plate 811, a movable transverse plate 813 is disposed at the bottom of the fixing transverse plate 812, the press 83 is fixed to the bottom of the movable transverse plate 813, a limit slider 814 is disposed on one side of the movable transverse plate 813 close to the back plate 811, and the movable transverse plate 813 is slidably connected to the back plate 811 through the limit slider 814;
the fixing frame 81 is provided with fixing rods 84 on both sides, the fixing rods 84 penetrate through the fixing transverse plate 812 and the movable transverse plate 813, the fixing rods 84 are slidably connected with the movable transverse plate 813, a return spring 85 is sleeved on the surface of the fixing rods 84 between the fixing transverse plate 812 and the movable transverse plate 813, the fixing transverse plate 812 is connected with the movable transverse plate 813 through the return spring 85, and a vibrating mechanism 86 is arranged between the fixing transverse plate 812 and the movable transverse plate 813.
The vibration mechanism 86 includes oval rim plate 861, and the bottom surface in fixed diaphragm 812 is hugged closely at the top of oval rim plate 861, the bottom of oval rim plate 861 is hugged closely in the surface of activity diaphragm 813, rear end fixedly connected with driving motor 862 at backup plate 811, driving motor 862's output fixedly connected with actuating lever 863, and actuating lever 863 runs through backup plate 811 and is connected with oval rim plate 861, when driving motor 862 drives oval rim plate 861 and rotates, activity diaphragm 813 is under reset spring 85's elastic force effect, vibrate from top to bottom along oval rim plate 861, can simulate out the floor special load condition when receiving sudden impact.
The pressure gauge 83 includes fixed cylinder 831, the bottom center fixedly connected with connector 832 of fixed cylinder 831 department, the bottom fixedly connected with pressure contact 833 of connector 832, the top welding of fixed cylinder 831 has connecting rod 834, the top of connecting rod 834 runs through movable diaphragm 813 and upwards extends, one end fixedly connected with latch block 835 that connecting rod 834 runs through movable diaphragm 813, and connecting rod 834 passes through latch block 835 and movable diaphragm 813 fixed connection, carry out pressure test to test sample 10 through pressure contact 833, can acquire the local load of floor.
The pressure gauge 83 includes fixed cylinder 831, the bottom center fixedly connected with connector 832 of fixed cylinder 831 department, the bottom fixedly connected with pressure plate 836 of connector 832, the top welding of fixed cylinder 831 has the connecting rod 834, the top of connecting rod 834 runs through movable diaphragm 813 and upwards extends, the one end fixedly connected with latch block 835 that connecting rod 834 runs through movable diaphragm 813, and connecting rod 834 passes through latch block 835 and movable diaphragm 813 fixed connection, incessantly exert pressure to test sample 10 through pressure plate 836, thereby can survey the maximum load of floor.
As shown in fig. 8 and 13, the test sample 10 includes a box 101, a placing groove is formed on the surface of the working table 1, the box 101 is located in the placing groove, a simulated foundation 102 is arranged in the box 101, a pressure sensor 103 is arranged on the top of the simulated foundation 102, and a simulated floor 104 is arranged on the top of the pressure sensor 103;
the bottom of box 101 just is provided with lifting support plate 13 in the standing groove, the equal fixedly connected with trapezoidal slider 131 in four corners of lifting support plate 13, the dovetail with trapezoidal slider 131 matched with is seted up to the inside wall of standing groove, and lifting support plate 13 passes through trapezoidal slider 131 and workstation 1 sliding connection, bottom at 1 inscribe standing groove of workstation is provided with lift cylinder 14, lift cylinder 14's expansion end runs through the ground of standing groove and is connected with lifting support plate 13, be convenient for take out test sample 10 from workstation 1.
As shown in fig. 9 and 10, the clamping mechanism 11 includes a clamping cylinder 111, the clamping cylinder 111 is fixed on the side wall of the workbench 1, a movable end of the clamping cylinder 111 is connected with a clamping push rod 112, one end of the clamping push rod 112 far away from the clamping cylinder 111 is fixedly connected with a clamping plate 113, a fixing sleeve 114 is sleeved on the surface of the clamping push rod 112, and the clamping push rod 112 is fixed on the surface of the workbench 1 through the fixing sleeve 114.
The clamping push rod 112 comprises a piston sleeve 1121, one end of the piston sleeve 1121 is provided with a first push rod 1122, the first push rod 1122 is fixedly connected with the clamping cylinder 111, one end, far away from the clamping cylinder 111, of the first push rod 1122 extends into the piston sleeve 1121, the other end of the piston sleeve 1121 is provided with a second push rod 1124, the second push rod 1124 is fixedly connected with the clamping plate 113, and one end, far away from the clamping plate 113, of the second push rod 1124 extends into the piston sleeve 1121;
the first push rod 1122 is fixedly connected with a first piston column 1123 at one end extending into the piston sleeve 1121, the second push rod 1124 is fixedly connected with a second piston column 1125 at one end extending into the piston sleeve 1121, the first piston column 1123 and the second piston column 1125 are tightly attached to the inner side wall of the piston sleeve 1121, the whole clamping push rod 112 moves similarly to a piston, the volume between the two piston columns is always kept unchanged, and when the clamping cylinder 111 pushes the first push rod 1122, the second push rod 1124 can move synchronously.
As shown in fig. 11 and 12, the ash removal mechanism 12 includes a cleaning plate 121, brackets 122 are disposed at two ends of the cleaning plate 121, the two brackets 122 are respectively located at two sides of the test sample 10, a sliding plate 1221 is fixedly connected to an inner side wall of each bracket 122, and the cleaning plate 121 slides on the brackets 122;
the welding of the top at clearance board 121 both ends has connecting block 123, and the outside of connecting block 123 is embedded to have clearance motor 124, and clearance motor 124's expansion end fixedly connected with gear 125, bracket 122's lateral wall are provided with 1222 with the gear 125 engaged with trapezoidal tooth, and when clearance motor 124 drove gear 125 and rotates, can drive whole clearance board 121 and slide along bracket 122's inside wall forward to the surface to test sample 10 is cleared up.
When the test sample 10 is used, the test sample 10 is placed in the placing groove of the workbench 1, the clamping push rod 112 is pushed through the clamping air cylinder 111, the test sample 10 is clamped and fixed by the clamping push rod 112, when the maximum load of the floor is measured firstly, the pressure plate 836 which is as large as the simulated floor 104 is fixed on the connector 832, the pressure applying mechanism 8 is gradually pushed through the pressure applying air cylinder 7 to move downwards until the simulated floor 104 is deformed and broken, so that the maximum load of the floor can be obtained, after the simulated floor 104 is broken, fragments can be generated on the surface of the simulated floor, the cleaning motor 124 is started, the cleaning motor 124 drives the gear 125 to rotate, the cleaning plate 121 can move along the surface of the simulated floor 104, so that the fragments can be cleaned out, and when the test sample 10 is replaced, the lifting air cylinder 14 ejects the test sample 10 out of the placing groove through the lifting support plate 13; when the local load of the test sample 10 is tested, the pressure plate 836 is replaced by the pressure contact 833, the pressure cylinder 7 is used for driving the pressure contact 833 to test the simulated floor 104, and meanwhile, the cross-sliding motor 3 can drive the upright post 2 to horizontally move so as to test the local load of different positions of the simulated floor 104; when testing the special load of the test sample 10, the drive motor 862 drives the elliptical wheel disc 861 to rotate, the movable transverse plate 813 can move along the surface of the elliptical wheel disc 861 under the elastic action of the return spring 85, so that the vibration effect of the pressing mechanism 8 on the test sample 10 is realized, and the special load of the floor slab is measured.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (10)
1. The civil engineering is used for building bearing capacity experimental device, which comprises a workbench (1) and is characterized in that an upright post (2) is arranged at the rear end of the workbench (1), a transverse moving motor (3) is fixedly connected to the side wall of the workbench (1), a movable groove is formed in the surface of the workbench (1), a lead screw (4) is rotatably connected in the movable groove, the output end of the transverse moving motor (3) is connected with the lead screw (4), a transverse moving sliding block (5) is sleeved on the surface of the lead screw (4), and the upright post (2) is fixed on the surface of the transverse moving sliding block (5);
the top of the upright post (2) is welded with a top plate (6), the bottom of the top plate (6) is fixedly connected with a pressure cylinder (7), the movable end of the pressure cylinder (7) is connected with a pressure mechanism (8), the surface of the upright post (2) is fixedly connected with a mounting plate (9), and the pressure mechanism (8) is in sliding connection with the mounting plate (9);
the test sample (10) is arranged at the bottom of the internally tangent pressing mechanism (8) of the workbench (1), the clamping mechanisms (11) are arranged at two ends of the test sample (10), the ash cleaning mechanism (12) is arranged at the rear end of the test sample (10), and the ash cleaning mechanism (12) is fixed on the surface of the workbench (1).
2. The civil engineering is used for building bearing capacity experimental apparatus of claim 1, characterized in that, the pressure applying mechanism (8) includes a fixed mount (81), a fixed part (82) is fixedly connected to the top center of the fixed mount (81), the movable end of the pressure applying cylinder (7) is fixedly connected to the fixed part (82), a pressure gauge (83) is fixedly connected to the bottom of the fixed mount (81), a movable slider (87) is fixedly connected to the rear end of the fixed mount (81), a slide rail (91) is arranged on the surface of the mounting plate (9), the movable slider (87) is sleeved on the surface of the slide rail (91), and the fixed mount (81) is slidably connected to the mounting plate (9) through the movable slider (87).
3. The civil engineering is used for building bearing capacity experimental apparatus according to claim 2, characterized in that the fixed mount (81) includes a backup plate (811), a fixed transverse plate (812) is fixedly connected to the top of the sidewall of the backup plate (811), a movable transverse plate (813) is arranged at the bottom of the fixed transverse plate (812), the pressure gauge (83) is fixed to the bottom of the movable transverse plate (813), a limit slider (814) is arranged at one side of the movable transverse plate (813) close to the backup plate (811), and the movable transverse plate (813) is slidably connected with the backup plate (811) through the limit slider (814);
the utility model discloses a vibration mechanism, including mount (81), fixed frame (81), dead lever (84) run through fixed diaphragm (812) and activity diaphragm (813), and dead lever (84) and activity diaphragm (813) sliding connection, between fixed diaphragm (812) and activity diaphragm (813) and the surface cover of dead lever (84) is equipped with reset spring (85), fixed diaphragm (812) are connected with activity diaphragm (813) through reset spring (85), be provided with between fixed diaphragm (812) and the activity diaphragm (813) and vibrate mechanism (86).
4. The civil engineering is used for building bearing capacity experimental apparatus of claim 3, characterized in that, the vibration mechanism (86) includes oval rim plate (861), and the top of oval rim plate (861) hugs closely the bottom surface of fixed diaphragm (812), and the bottom of oval rim plate (861) hugs closely the surface of activity diaphragm (813), is fixedly connected with driving motor (862) at the rear end of backup plate (811), and the output fixedly connected with actuating lever (863) of driving motor (862), and actuating lever (863) run through backup plate (811) and are connected with oval rim plate (861).
5. The civil engineering is used for building bearing capacity experimental apparatus of claim 3, characterized in that, pressure gauge (83) includes fixed cylinder (831), fixed connection has connector (832) in the bottom center department of fixed cylinder (831), the bottom fixedly connected with pressure contact (833) of connector (832), the welding of top of fixed cylinder (831) has connecting rod (834), the top of connecting rod (834) runs through movable diaphragm (813) and upwards extends, one end fixedly connected with latch segment (835) that connecting rod (834) runs through movable diaphragm (813), and connecting rod (834) pass through latch segment (835) and movable diaphragm 813) fixed connection.
6. The civil engineering is used for building bearing capacity experimental apparatus of claim 3, characterized in that, pressure gauge (83) includes stationary cylinder (831), fixedly connected with connector (832) in the bottom center department of stationary cylinder (831), bottom fixedly connected with pressure plate (836) of connector (832), the welding of top of stationary cylinder (831) has connecting rod (834), the top of connecting rod (834) runs through movable diaphragm (813) and upwards extends, one end fixedly connected with latch segment (835) that connecting rod (834) runs through movable diaphragm (813), and connecting rod (834) pass through latch segment (835) and movable diaphragm (813) fixed connection.
7. The civil engineering is used for building bearing capacity experimental apparatus according to claim 1, characterized in that, the test sample (10) includes a box body (101), the surface of the working platform (1) is provided with a placing groove, the box body (101) is positioned in the placing groove, a simulation foundation (102) is arranged in the box body (101), the top of the simulation foundation (102) is provided with a pressure sensor (103), and the top of the pressure sensor (103) is provided with a simulation floor (104);
the bottom of box (101) just is provided with lifting support plate (13) in the standing groove, the equal fixedly connected with trapezoidal slider (131) in four corners of lifting support plate (13), the dovetail with trapezoidal slider (131) matched with is seted up to the inside wall of standing groove, and lifting support plate (13) are through trapezoidal slider (131) and workstation (1) sliding connection, bottom at workstation (1) inscribe standing groove is provided with lift cylinder (14), the expansion end of lift cylinder (14) runs through the ground of standing groove and is connected with lifting support plate (13).
8. The civil engineering is used for building bearing capacity experimental apparatus of claim 1, characterized in that, the fixture (11) includes the centre gripping cylinder (111), and centre gripping cylinder (111) is fixed in the lateral wall of workstation (1), the expansion end of centre gripping cylinder (111) is connected with centre gripping push rod (112), the one end fixedly connected with splint (113) of centre gripping push rod (112) keeping away from centre gripping cylinder (111), the surface cover of centre gripping push rod (112) is equipped with fixed cover (114), and centre gripping push rod (112) is fixed in the surface of workstation (1) through fixed cover (114).
9. The civil engineering is used for building bearing capacity experimental apparatus of claim 8, characterized in that, the centre gripping push rod (112) includes piston sleeve (1121), one end of piston sleeve (1121) is provided with first push rod (1122), and first push rod (1122) and centre gripping cylinder (111) fixed connection, the one end that the first push rod (1122) is kept away from centre gripping cylinder (111) stretches into in piston sleeve (1121), the other end of piston sleeve (1121) is provided with second push rod (1124), and second push rod (1124) and splint (113) fixed connection, the one end that the second push rod (1124) is kept away from splint (113) stretches into in piston sleeve (1121);
one end of the first push rod (1122) extending into the piston sleeve (1121) is fixedly connected with a first piston column (1123), one end of the second push rod (1124) extending into the piston sleeve (1121) is fixedly connected with a second piston column (1125), and the first piston column (1123) and the second piston column (1125) are tightly attached to the inner side wall of the piston sleeve (1121).
10. The civil engineering is used for building bearing capacity experimental apparatus according to claim 1, characterized in that, the deashing mechanism (12) includes a cleaning plate (121), both ends of the cleaning plate (121) are provided with brackets (122), and the two brackets (122) are respectively located at both sides of the test sample (10), the inner side wall of the bracket (122) is fixedly connected with a sliding plate (1221), the cleaning plate (121) is located on the surface of the sliding plate (1221) and is connected with the bracket (122) in a sliding manner;
connecting blocks (123) are welded at the tops of two ends of the cleaning plate (121), a cleaning motor (124) is embedded in the outer side of each connecting block (123), a gear (125) is fixedly connected to the movable end of each cleaning motor (124), and trapezoidal teeth (1222) meshed with the gears (125) are arranged on the outer side wall of the bracket (122).
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| CN202010717433.4A CN111678772A (en) | 2020-07-23 | 2020-07-23 | Civil engineering is used for building bearing capacity experimental apparatus |
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| CN202010717433.4A CN111678772A (en) | 2020-07-23 | 2020-07-23 | Civil engineering is used for building bearing capacity experimental apparatus |
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| CN112198059A (en) * | 2020-10-11 | 2021-01-08 | 程兴果 | Building material strength detection device |
| CN112612151A (en) * | 2021-01-21 | 2021-04-06 | 深圳市永嘉视科技有限公司 | Liquid crystal display screen compression resistance detection method |
| CN113084032A (en) * | 2021-04-01 | 2021-07-09 | 平湖智铂自动化设备股份有限公司 | Novel punching, gasket adding and button sewing all-in-one machine |
| CN113551979A (en) * | 2021-08-21 | 2021-10-26 | 杨秀成 | Heat-resistant steel strength detection equipment |
| CN116296746A (en) * | 2023-03-13 | 2023-06-23 | 宁波市新铭建设工程测试有限公司 | High-durability pre-stress concrete performance rapid detection method |
| CN116735368A (en) * | 2023-08-16 | 2023-09-12 | 北京城建集团有限责任公司 | Building steel structure strength detection device and detection method thereof |
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Application publication date: 20200918 |