CN115372163B - Concrete compressive resistance test equipment - Google Patents
Concrete compressive resistance test equipment Download PDFInfo
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- CN115372163B CN115372163B CN202211308620.2A CN202211308620A CN115372163B CN 115372163 B CN115372163 B CN 115372163B CN 202211308620 A CN202211308620 A CN 202211308620A CN 115372163 B CN115372163 B CN 115372163B
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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
- G01N3/16—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces applied through gearing
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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
Abstract
The invention relates to the technical field of concrete testing, in particular to concrete compressive strength testing equipment which comprises a base as a whole equipment carrier, wherein a jacking mechanism and a pressing mechanism for testing the compressive strength of concrete are arranged on the base, an adjusting mechanism for adjusting the testing height is arranged on the base, a support is arranged on the adjusting mechanism, a connecting column is connected onto a loading frame in a sliding manner, a pressing plate is fixedly connected to the bottom of the connecting column, a shifting groove is formed in the loading frame, a transmission bar is connected onto the shifting groove in a sliding manner, a rack is fixedly connected onto the transmission bar, an incomplete gear for driving the pressing plate to ascend is arranged on the rack, an electric push rod for pressing the connecting column is arranged on the support, dynamic compressive strength testing can be continuously carried out on a concrete block by arranging the pressing mechanism, and the pressing mechanism does not have a direct connection relation with the connecting column, so that the influence on other electric equipment caused by collision generated by the contact of the pressing plate and the concrete block can be avoided, and the use safety of the equipment is further improved.
Description
Technical Field
The invention relates to the technical field of concrete testing, in particular to concrete compressive resistance testing equipment.
Background
Concrete strength index is one of the important indexes of guaranteeing the concrete quality, need carry out the compression test to the concrete, need adopt compressive property testing arrangement during the concrete compression test, current testing arrangement, only carry out static compression test to the concrete, and complicated among the actual conditions, only there is single static pressure in ideal state in can not testing with static, still there is dynamic pressure, it carries out the compression test to be difficult to simulate different situations, the measuring means is comparatively single, the data that obtain is not comprehensive enough, it has seriously influenced the precision of concrete compression test.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides concrete compressive resistance testing equipment which has the advantages of respectively carrying out dynamic and static tests, simulating different conditions, improving the test diversity and further improving the test accuracy, and solves the problems that dynamic compressive resistance tests are difficult to simulate different conditions due to single static pressure, the testing means is single, and the obtained data are not comprehensive and accurate enough.
In order to solve the technical problems, the invention provides the following technical scheme:
the utility model provides a concrete compressive resistance test equipment, includes the base as whole equipment carrier, be equipped with the top actuating mechanism and the pressing means who are used for testing concrete compression resistance degree on the base, be equipped with the adjustment mechanism who is used for adjusting the height of test on the base, install the support on the adjustment mechanism, pressing means includes the heavy burden frame of rigid coupling on the support, and sliding connection has the spliced pole on the heavy burden frame, and the bottom rigid coupling of spliced pole has the clamp plate, has seted up the aversion groove on the heavy burden frame, and sliding connection has the drive strip on the aversion groove, and the rigid coupling has the rack on the drive strip, is equipped with on the rack to be used for driving the incomplete gear that the clamp plate ascended, and the shelf location subassembly that is used for fixed connection post installs the electric putter that is used for pressing the spliced pole on the support, and electric putter's output rigid coupling has the pressure disk.
Preferably, a stop block used for correcting the position of the rack is fixedly connected to the connecting column and located below the rack.
Preferably, locating component is including seting up the draw-in groove in spliced pole both sides, and the equal rigid coupling in heavy burden frame both sides has the extension spring, and the rigid coupling has the link on the extension spring, and the rigid coupling has the transfer line with spliced pole sliding connection on the link, and the tip rigid coupling of transfer line has the fixture block that corresponds with close draw-in groove, and the tip rigid coupling of link has the lug, and lug one side is equipped with the spheroid that is used for driving the fixture block aversion, and the spheroid is circular-arcly.
Preferably, the support is provided with a motor b, the output end of the motor b is fixedly connected with a rotating shaft, the ball body is fixedly connected with a rotating block sleeved on the rotating shaft, and the incomplete gear is sleeved on the rotating shaft.
Preferably, the jacking mechanism comprises a sliding rod which is slidably connected onto the pressing plate, the top ends of the sliding rods are fixedly connected with a connecting frame, a spring is fixedly connected between the connecting frame and the pressing plate, the bottom ends of the sliding rods are fixedly connected with a transmission head, a transmission groove corresponding to the transmission head is formed in the bottom of the pressing plate, and a transmission assembly for jacking the transmission head is arranged on the weight bearing frame.
Preferably, the transmission assembly comprises a supporting plate fixedly connected to the load frame, a motor a is mounted on the supporting plate, a transmission shaft b is rotatably mounted on one side of the supporting plate, a transmission shaft a is fixedly connected to the output end of the motor a, a belt pulley connected through a belt is sleeved on each of the transmission shaft a and the transmission shaft b, and an eccentric wheel is fixedly connected to the output ends of the transmission shaft a and the transmission shaft b.
Preferably, the two sides of the pressing plate are fixedly connected with supporting rods, and the supporting rods are rotatably provided with barrier strips for pushing the transmission heads.
Preferably, the adjusting mechanism comprises a motor c fixedly arranged on the base, the output end of the motor c is fixedly connected with a rotating shaft, worms are sleeved on two sides of the rotating shaft, screw rods are rotatably connected on two sides of the base, worm wheels meshed with the similar worms for transmission are sleeved on the screw rods, load bearing frames are fixedly connected on two sides of the base, the support is in threaded connection with the screw rods, and the support is in sliding connection with the load bearing frames.
Preferably, the motor b is mounted on the bracket, and the rotating shaft is rotatably mounted on the bracket through a bearing.
Preferably, the transmission strip is rotatably provided with a roller, and the roller is connected with the connecting column in a sliding manner through a sliding groove.
By means of the technical scheme, the invention provides concrete compressive resistance testing equipment which at least has the following beneficial effects:
1. this concrete compressive resistance test equipment through setting up the top and moving the mechanism, can carry out the contact test to a plurality of small concrete blocks simultaneously, and the clamp plate can be followed the top and fix a position a plurality of concrete blocks, can avoid appearing shifting in the concrete block test process, avoids transmission head and concrete block contact to cause splashing of concrete block in the test procedure, is favorable to improving the security in the test procedure.
2. This concrete compressive resistance test equipment through setting up pressing mechanism, can be sustainable to carry out dynamic resistance to compression test to the concrete piece, and does not have direct relation of connection with the spliced pole, can avoid the collision that clamp plate and concrete piece contact produced to cause the influence to other power equipment, further improve the security that equipment used.
3. This concrete compressive resistance test equipment, through setting up locating component, when the spliced pole resets, when draw-in groove and fixture block were located the coplanar, extension spring pulling link makes in the fixture block on the transfer line inserts the draw-in groove, can be fixed the spliced pole then, adopts the mode of joint, need not to utilize incomplete gear and rack toothing to fix the spliced pole, can reduce the wearing and tearing of spliced pole self gravity to incomplete gear, be favorable to improve equipment's life.
4. This concrete compressive resistance test equipment, through setting up adjustment mechanism, motor c starts the drive axis of rotation and rotates, and the worm rotates along with the axis of rotation, and the worm passes through the worm wheel and drives the screw rod and rotate, can drive the support and go up and down, can adjust the height to concrete piece resistance to compression dynamic test then, can test the not resistance to compression condition of concrete piece co-altitude.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application:
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective view of the present invention in a rear view;
FIG. 3 is a schematic structural diagram of a pressing mechanism according to the present invention;
FIG. 4 is an enlarged view taken at A of FIG. 3 according to the present invention;
FIG. 5 is a cross-sectional view of the connecting stud of the present invention;
FIG. 6 is a schematic structural view of a positioning assembly of the present invention;
FIG. 7 is a schematic structural diagram of the pushing mechanism of the present invention;
FIG. 8 is a schematic view of the adjustment mechanism of the present invention;
FIG. 9 is a bottom view of the platen of the present invention.
Reference numerals:
100. a base; 101. a load frame; 102. a support; 103. a support plate;
200. a jacking mechanism; 201. a motor a; 202. an eccentric wheel; 203. a transmission assembly; 204. a spring; 205. a connecting frame; 206. a transmission groove; 207. a slide bar; 208. a drive head; 209. blocking strips; 210. a support bar;
300. a pressing mechanism; 301. an electric push rod; 302. a platen; 303. a load frame; 304. connecting columns; 305. a shifting groove; 306. a drive bar; 307. a rack; 308. an incomplete gear; 309. a positioning assembly; 3091. a card slot; 3092. a tension spring; 3093. a transmission rod; 3094. a clamping block; 3095. a connecting frame; 3096. a bump; 3097. rotating the block; 3098. a sphere; 310. a roller; 311. a stopper; 312. a rotating shaft; 313. pressing a plate;
400. an adjustment mechanism; 401. a motor c; 402. a rotating shaft; 403. a worm; 404. a screw; 405. a worm gear.
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.
The following describes a concrete compressive resistance test apparatus provided by some embodiments of the present invention with reference to the accompanying drawings.
The first embodiment is as follows:
referring to fig. 1 to 5, the concrete compressive strength testing device provided by the invention includes a base 100 as a whole device carrier, a pushing mechanism 200 and a pressing mechanism 300 for testing the compressive strength of concrete are arranged on the base 100, an adjusting mechanism 400 for adjusting the testing height is arranged on the base 100, a support 102 is mounted on the adjusting mechanism 400, the pushing mechanism 200 is arranged to perform contact testing on a plurality of concrete blocks with small volume simultaneously, so as to improve the working efficiency, and test a plurality of concrete blocks, thereby facilitating the analysis of workers, reducing the testing error, and the pressing mechanism 300 is arranged to perform dynamic and static tests respectively, so as to simulate different conditions, improve the testing diversity, further improve the testing accuracy, and perform dynamic tests from different heights by setting the adjusting mechanism 400, thereby obtaining the dynamic compressive strength conditions of the concrete blocks under different height conditions.
The pressing mechanism 300 comprises a load frame 303 fixedly connected to a support 102, a connecting column 304 is connected to the load frame 303 in a sliding mode, a pressing plate 313 is fixedly connected to the bottom of the connecting column 304, a shifting groove 305 is formed in the load frame 303, a transmission bar 306 is connected to the shifting groove 305 in a sliding mode, a rack 307 is fixedly connected to the transmission bar 306, an incomplete gear 308 used for driving the pressing plate 313 to ascend is arranged on the rack 307, a positioning assembly 309 used for fixing the connecting column 304 is mounted on the load frame 303, an electric push rod 301 used for pressing the connecting column 304 is mounted on the support 102, a pressing plate 302 is fixedly connected to the output end of the electric push rod 301, the connecting column 304 is loosened by the positioning assembly 309, the pressing plate 313 falls downwards along with the connecting column 304, dynamic compression resistance testing is conducted on a concrete block, the incomplete gear 308 rotates, when the incomplete gear 308 is meshed with the rack 307, the rack 307 rotates to drive the transmission bar 306 to ascend, the transmission bar 306 slides in the shifting groove 305, the shifting groove 305 drives the connecting column 304 to ascend, the positioning assembly 309 to reset, the connecting column 304 again, the positioning assembly 309 fixes the connecting column 304, the step is repeated, dynamic testing can be conducted, and the concrete block can be prevented from being directly impacted by other devices without being directly.
Specifically, a stop dog 311 for correcting the position of the rack 307 is fixedly connected to the connecting column 304, the stop dog 311 is located below the rack 307, and due to the arrangement of the stop dog 311, the rack 307 cannot fall down along with the falling of the connecting column 304, so that the tooth position of the rack 307 can be ensured to correspond to the incomplete gear 308, and the incomplete gear 308 can be meshed with the rack 307 all the time when rotating.
The motor b is mounted on the bracket 102, and the rotating shaft 312 is rotatably mounted on the bracket 102 through a bearing.
The driving strip 306 is rotatably provided with a roller 310, the roller 310 is connected with the connecting column 304 in a sliding manner through a sliding groove, and the arrangement of the roller 310 can reduce friction force, so that the rack 307 can move more smoothly.
Example two:
referring to fig. 3 and 6, based on the first embodiment, the positioning assembly 309 includes a slot 3091 opened at both sides of the connecting column 304, a tension spring 3092 is fixedly connected at both sides of the weight-bearing frame 303, a connecting frame 3095 is fixedly connected to the tension spring 3092, a transmission rod 3093 slidably connected to the connecting column 304 is fixedly connected to the connecting frame 3095, a fixture block 3094 corresponding to the adjacent slot 3091 is fixedly connected to an end of the transmission rod 3093, a protrusion 3096 is fixedly connected to an end of the connecting frame 3095, a ball 3098 for driving the fixture block 3094 to move is arranged at one side of the protrusion 3096, the ball 3098 is arc-shaped, the movement of the ball 3098 is in contact with the protrusion 3096 to push the protrusion 3096 to move outwards, the connecting frame 3095 moves along with the ball 3098, the fixture block 3095 on the transmission rod 3093 is driven by the connecting frame fixture block 3095 to move, so that the 3094 is separated from the slot 3091, the connecting column 304 can be loosened, a dynamic pressure test is realized, when the connecting column 304 is reset, the connecting column 3091 and the fixture block 3093 is inserted into the slot 3093 so that the connecting column may be engaged with the gear, and the connecting column may be fixed without using incomplete gravity, thereby prolonging the service life of the connecting column 308, and facilitating the gear.
Specifically, a motor b is mounted on the bracket 102, an output end of the motor b is fixedly connected with a rotating shaft 312, a rotating block 3097 sleeved on the rotating shaft 312 is fixedly connected on the sphere 3098, the incomplete gear 308 is sleeved on the rotating shaft 312, the motor b drives the rotating shaft 312 to rotate, the rotating shaft 312 drives the rotating block 3097 and the incomplete gear 308 to rotate, teeth on the sphere 3098 and the incomplete gear 308 are distributed in a staggered mode, when the incomplete gear 308 is meshed with the rack 307, the sphere 3098 is not contacted with the convex block 3096, otherwise, the sphere 3098 is contacted with the convex block 3096, and the incomplete gear 308 is not meshed with the rack 307.
According to the embodiment, when the static test is carried out, the pressing plate 313 is in contact with the concrete block, the free end of the electric push rod 301 is extended, the pressing plate 302 is pushed to transmit the pressure to the pressing plate 313 on the connecting column 304, then the static compression resistance test is carried out on the concrete block by the pressing plate 313, after the static compression resistance test is completed, the dynamic compression resistance test can be carried out, different conditions can be simulated, the test diversity is improved, and the test accuracy is further improved.
Example three:
referring to fig. 7 and 9, on the basis of the first embodiment, the pushing mechanism 200 includes a sliding rod 207 slidably connected to a pressing plate 313, a connection frame 205 is fixedly connected to top ends of the sliding rods 207, a spring 204 is fixedly connected between the connection frame 205 and the pressing plate 313, a transmission head 208 is fixedly connected to a bottom end of the sliding rod 207, a transmission groove 206 corresponding to the transmission head 208 is formed in a bottom of the pressing plate 313, a transmission component 203 for pushing the transmission head 208 is mounted on a loading frame 303, the transmission component 203 pushes the connection frame 205 to descend, the transmission heads 208 on the sliding rods 207 descend along with the connection frame 205, and then a contact test can be performed on a plurality of small concrete blocks, and the pressing plate 313 can position the concrete blocks from above, so that displacement in a concrete block testing process can be avoided, splashing of the concrete blocks caused by contact of the transmission heads 208 with the concrete blocks in the testing process can be avoided, and safety in the testing process can be improved.
Specifically, the transmission assembly 203 includes the backup pad 103 of rigid coupling on the burden frame 303, install motor a201 on the backup pad 103, backup pad 103 one side rotatable installation has transmission shaft b, the output rigid coupling of motor a201 has transmission shaft a, all the cover is equipped with the belt pulley of connecting through the belt on transmission shaft a and the transmission shaft b, the equal rigid coupling of transmission shaft a and the output of transmission shaft b has eccentric wheel 202, motor a201 starts drive transmission shaft a, transmission shaft a passes through belt pulley drive transmission shaft b and rotates, two eccentric wheels 202 rotate along with transmission shaft a and transmission shaft b respectively, then can promote the connecting frame 205 and move down, when eccentric wheel 202 rotates the opposite side and not contact with connecting frame 205, spring 204 promotes connecting frame 205 and rises, make transmission head 208 reset.
Furthermore, support rods 210 are fixedly connected to two sides of the pressing plate 313, and a blocking strip 209 for pushing the transmission head 208 is rotatably mounted on the support rods 210.
According to the embodiment, the connecting frame 205 is pressed to descend, the transmission head 208 is separated from the transmission groove 206, and then the blocking strip 209 is rotated to the position above the connecting frame 205 to contact the connecting frame 205, so that the transmission head 208 can be prevented from shifting, a large-volume concrete block can be subjected to multi-point test, and the test comprehensiveness is further improved.
Example four:
referring to fig. 1 and 8, on the basis of the first embodiment, the adjusting mechanism 400 includes a motor c401 fixedly mounted on the base 100, an output end of the motor c401 is fixedly connected with a rotating shaft 402, two sides of the rotating shaft 402 are respectively sleeved with a worm 403, two sides of the base 100 are respectively rotatably connected with a screw 404, the screw 404 is sleeved with a worm wheel 405 engaged with the worm 403, the load frame 101 is fixedly connected to two sides of the base 100, the bracket 102 is connected to the screw 404 by a thread, the bracket 102 is slidably connected to the load frame 101, the motor c401 is started to drive the rotating shaft 402 to rotate, the worm 403 rotates along with the rotating shaft 402, the worm 403 drives the screw 404 to rotate by the worm wheel 405, the bracket 102 can be driven to ascend and descend, the height for dynamically testing the compression resistance of the concrete block, and the compression resistance conditions of different heights of the concrete block can be tested.
The embodiment can show that: the concrete block is placed on the base 100, when a static test is needed, the adjusting mechanism 400 is started to enable the pressing plate 313 to be in contact with the concrete block, the ball 3098 moves to be in contact with the bump 3096 to push the bump 3096 to move outwards, and the connecting frame 3095 moves along with the ball 3098. The connecting frame 3095 drives the fixture block 3094 on the transmission rod 3093 to move, so that the fixture block 3094 is separated from the fixture groove 3091, the connecting column 304 can be loosened, the free end of the electric push rod 301 is extended, the pressing plate 302 is pushed to transmit pressure to the pressing plate 313 on the connecting column 304, then the pressing plate 313 performs static compression resistance test on the concrete block, after the test is completed, the motor c401 is started to drive the rotating shaft 402 to rotate, the worm 403 rotates along with the rotating shaft 402, the worm 403 drives the screw rod 404 to rotate through the worm wheel 405, the bracket 102 can be driven to move, the pressing plate 313 is moved to a proper height, the motor b drives the rotating shaft 312 to rotate, the rotating shaft 312 drives the rotating block 3097 and the incomplete gear 308 to rotate, the ball 3098 moves to contact with the bump 3096 to push the bump 3096 to move outwards, the connecting rack 3095 moves along with the ball 3098, the connecting rack 3095 drives the fixture block 3094 on the transmission rod 3093 to move, so that the fixture block 3094 is separated from the clamping groove 3091, the connecting column 304 can be loosened, the pressing plate 313 on the connecting column 304 collides with concrete, the incomplete gear 308 rotates, when the incomplete gear 308 is meshed with the rack 307, the incomplete gear 308 rotates to drive the rack 307 to ascend, the transmission bar 306 moves along with the rack 307, the transmission bar 306 slides in the displacement groove 305, the displacement groove 305 drives the connecting column 304 to ascend to reset, the clamping groove 3091 and the clamping block 3094 are positioned on the same plane, the tension spring 3092 pulls the connecting rack 3095 to enable the fixture block 3094 on the transmission rod 3093 to be inserted into the fixture groove 3091, then the connecting column 304 can be fixed, the steps are repeated, can last carry out dynamic resistance to compression test to the concrete piece, and do not have direct relation of connection with spliced pole 304, can avoid the collision that clamp plate 313 and concrete piece contact produced to cause the influence to other power equipment, further improve the security that equipment used.
It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A concrete compressive resistance test equipment, includes base (100) as whole equipment carrier, its characterized in that: the device is characterized in that a jacking mechanism (200) and a pressing mechanism (300) for testing the compression resistance degree of concrete are arranged on the base (100), an adjusting mechanism (400) for adjusting the testing height is arranged on the base (100), and a support (102) is arranged on the adjusting mechanism (400);
the pressing mechanism (300) comprises a load frame (303) fixedly connected to the support (102), a connecting column (304) is connected onto the load frame (303) in a sliding mode, a pressing plate (313) is fixedly connected to the bottom of the connecting column (304), a shifting groove (305) is formed in the load frame (303), a transmission strip (306) is connected onto the shifting groove (305) in a sliding mode, a rack (307) is fixedly connected onto the transmission strip (306), an incomplete gear (308) used for driving the pressing plate (313) to ascend is arranged on the rack (307), a positioning assembly (309) used for fixing the connecting column (304) is installed on the load frame (303), an electric push rod (301) used for pressing the connecting column (304) is installed on the support (102), and a pressing plate (302) is fixedly connected to the output end of the electric push rod (301);
the positioning assembly (309) comprises clamping grooves (3091) formed in two sides of a connecting column (304), tension springs (3092) are fixedly connected to two sides of a loading frame (303), connecting frames (3095) are fixedly connected to the tension springs (3092), a transmission rod (3093) in sliding connection with the connecting column (304) is fixedly connected to the connecting frames (3095), clamping blocks (3094) corresponding to the adjacent clamping grooves (3091) are fixedly connected to the end portions of the transmission rod (3093), protruding blocks (3096) are fixedly connected to the end portions of the connecting frames (3095), balls (3098) used for driving the clamping blocks (3094) to move are arranged on one side of the protruding blocks (3096), and the balls (3098) are arc-shaped;
the adjusting mechanism (400) comprises a motor c (401) fixedly arranged on the base (100), the output end of the motor c (401) is fixedly connected with a rotating shaft (402), worms (403) are sleeved on two sides of the rotating shaft (402), screw rods (404) are rotatably connected on two sides of the base (100), worm wheels (405) which are meshed with the adjacent worms (403) for transmission are sleeved on the screw rods (404), a loading frame (101) is fixedly connected on two sides of the base (100), a support (102) is in threaded connection with the screw rods (404), and the support (102) is in sliding connection with the loading frame (101);
the jacking mechanism (200) comprises a sliding rod (207) which is slidably connected onto a pressing plate (313), the top ends of a plurality of sliding rods (207) are fixedly connected with a connecting frame (205) together, springs (204) are fixedly connected between the connecting frame (205) and the pressing plate (313), the bottom end of each sliding rod (207) is fixedly connected with a transmission head (208), a transmission groove (206) corresponding to each transmission head (208) is formed in the bottom of the pressing plate (313), and a transmission assembly (203) used for jacking the transmission heads (208) is installed on a loading frame (303).
2. The concrete compressive resistance test apparatus of claim 1, wherein: and a stop block (311) for correcting the position of the rack (307) is fixedly connected to the connecting column (304), and the stop block (311) is positioned below the rack (307).
3. The concrete compressive resistance test apparatus of claim 1, wherein: the support (102) is provided with a motor b, the output end of the motor b is fixedly connected with a rotating shaft (312), the sphere (3098) is fixedly connected with a rotating block (3097) sleeved on the rotating shaft (312), and the incomplete gear (308) is sleeved on the rotating shaft (312).
4. The concrete compressive resistance test apparatus of claim 1, wherein: drive assembly (203) include backup pad (103) of rigid coupling on burden frame (303), install motor a (201) on backup pad (103), backup pad (103) one side is rotatable installs transmission shaft b, and the output rigid coupling of motor a (201) has transmission shaft a, all overlaps on transmission shaft a and the transmission shaft b and is equipped with the belt pulley of connecting through the belt, and the equal rigid coupling of transmission shaft a and transmission shaft b's output has eccentric wheel (202).
5. The concrete compressive resistance test apparatus of claim 1, wherein: the pressing plate (313) is fixedly connected with supporting rods (210) on two sides, and the supporting rods (210) are rotatably provided with barrier strips (209) used for pushing the transmission heads (208).
6. The concrete compressive resistance test apparatus of claim 3, wherein: the motor b is arranged on the bracket (102), and the rotating shaft (312) is rotatably arranged on the bracket (102) through a bearing.
7. The concrete compressive resistance test apparatus of claim 1, wherein: the transmission strip (306) is rotatably provided with a roller (310), and the roller (310) is connected with the connecting column (304) in a sliding manner through a sliding groove.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211308620.2A CN115372163B (en) | 2022-10-25 | 2022-10-25 | Concrete compressive resistance test equipment |
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| CN202211308620.2A CN115372163B (en) | 2022-10-25 | 2022-10-25 | Concrete compressive resistance test equipment |
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| CN115372163A CN115372163A (en) | 2022-11-22 |
| CN115372163B true CN115372163B (en) | 2022-12-30 |
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| CN117110044A (en) * | 2023-08-27 | 2023-11-24 | 公安县永固建筑工程有限公司 | Multi-type quality defect mobile sensing system for building structure |
| CN117309631A (en) * | 2023-09-01 | 2023-12-29 | 南通汉腾建筑科技有限公司 | Quality detection system based on prefabricated component is used |
| CN117074220B (en) * | 2023-10-17 | 2023-12-26 | 上海贝恒人居建设集团南通有限公司 | Intensity testing device for large-volume concrete prefabricated part |
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