CN217878617U

CN217878617U - Concrete pressure experimental apparatus

Info

Publication number: CN217878617U
Application number: CN202221733211.2U
Authority: CN
Inventors: 潘志远; 冯超鹏; 杨伟龙
Original assignee: Zhengzhou Hanggang Haote Building Materials Co ltd
Current assignee: Luoyang Guanda Lixiang Commercial Concrete Co ltd
Priority date: 2022-07-05
Filing date: 2022-07-05
Publication date: 2022-11-22
Anticipated expiration: 2032-07-05

Abstract

The utility model belongs to the technical field of concrete equipment and specifically relates to a concrete pressure experimental apparatus is related to, which comprises a frame, connect in the pressure detector of frame one side, the subassembly pushes down, locate the brace table of pushing down the subassembly below, the frame includes the bottom plate, locate the curb plate of bottom plate top both sides, locate the roof between the board top of both sides, the subassembly pushes down including installing the driving cylinder at the roof top, the telescopic link of driving cylinder slides along vertical direction and wears to locate the roof and be connected with the pressure plate, the driving cylinder is connected with the protection casing, the telescopic link of driving cylinder slides and wears to locate the protection casing top, the pressure plate slides to inlay and locates inside the protection casing, the brace table is including two backup pads of locating the bottom plate top, articulate in two backup pads of two backup pads relative one side, two backup pads bottoms are connected with the upset subassembly of its upset simultaneously of drive, be equipped with directly under between two backup pads and collect the box. This application has the effect of the concrete fragment that produces in the clearance experimentation of being convenient for.

Description

Concrete pressure experimental apparatus

Technical Field

The application relates to the field of concrete equipment, in particular to a concrete pressure experiment device.

Background

With the improvement of the construction technology level, the country accelerates the promotion of infrastructure engineering construction, the application of concrete in the building market is more and more, the requirements on engineering quality and environmental protection are more and more strict, and the performance of the concrete is generally required to be tested in the building engineering.

Concrete compression testing machine is the pressure equipment who is used for testing building material test blocks compressive strength such as concrete, and concrete compression testing machine includes the frame, sets up the subassembly that pushes down in the frame, locates the brace table that pushes down the subassembly below, when testing the concrete test block, places the concrete test block on the brace table, carries out pressure test to the concrete test block through the subassembly that pushes down.

In view of the above-mentioned related art, the inventor believes that a large amount of concrete fragments are left in the support table after the pressure test, and the support table needs to be manually cleaned by workers, which is very inconvenient.

Disclosure of Invention

In order to facilitate the concrete fragment that produces in the clearance experimentation, this application provides a concrete pressure experimental apparatus.

The application provides a concrete pressure experimental apparatus adopts following technical scheme:

the utility model provides a concrete pressure experimental apparatus, includes the frame, connect in the pressure detector of frame one side, push down the subassembly, locate push down the brace table of subassembly below, the frame includes the bottom plate, locates the curb plate of bottom plate top both sides, locate two roof between the curb plate top, push down the subassembly including install in the actuating cylinder at roof top, the telescopic link of actuating cylinder slides along vertical direction and wears to locate the roof is connected with the pressure plate, the actuating cylinder is connected with the protection casing, the telescopic link of actuating cylinder slides and wears to locate the protection casing top, the pressure plate slides to inlay and locates inside the protection casing, the brace table is including locating two backup pads at bottom plate top, articulate in two backup pads relative one side and axis of rotation are two returning face plates that the level set up, two the axis of rotation of returning face plate is located same horizontal plane and parallel to each other, two the returning face plate bottom is connected with the subassembly that drives its upset simultaneously, two be equipped with directly under between the returning face plate and collect the box.

Through adopting above-mentioned technical scheme, when carrying out pressure test to the concrete test block, place the concrete test block in the middle of the upper surface of two returning face plates earlier, driving cylinder drive pressure plate and protection casing move down, the protection casing is at first detained and is located the returning face plate upper surface and cover the concrete test block, then the pressure plate continues to move down and carries out pressure test to the concrete test block, the protection casing has covered the concrete and has avoided the broken back fragment of concrete to splash, overturn downwards through two returning face plates of upset subassembly drive after the test is accomplished, the concrete fragment then falls in collection box under self action of gravity.

Preferably, the turning assembly comprises two bidirectional screws, two ends of each bidirectional screw are respectively and rotatably supported on the two supporting plates, a driving block and a turning rod, the driving block is respectively in threaded fit with the positive thread section and the negative thread section of each bidirectional screw, the turning rods are hinged to the driving blocks, the two turning rods connected to the bidirectional screws are respectively hinged to the bottoms of the two turning plates, and a synchronous assembly for driving the two bidirectional screws to rotate simultaneously is arranged between the two bidirectional screws.

By adopting the technical scheme, the bidirectional screw rod rotates to drive the driving block and the turnover rod to move, and the synchronous turnover control of the two turnover plates is realized.

Preferably, the synchronizing assembly comprises a rotating shaft installed on one side of the supporting plate, a driving motor installed on one side of the supporting plate and having an output shaft connected to one end of the rotating shaft, two first bevel gears sleeved on the rotating shaft and arranged along the axial direction of the rotating shaft, and second bevel gears respectively sleeved on the same ends of the two bidirectional screws and respectively meshed with the two first bevel gears.

By adopting the technical scheme, the driving motor drives the rotating shaft to rotate and drives the first bevel gears to rotate, and the two first bevel gears drive the two second bevel gears to synchronously rotate in the rotating process, so that the synchronous driving of the two bidirectional screws is realized.

Preferably, a strong spring is sleeved on a telescopic rod of the driving cylinder, and two ends of the strong spring are respectively abutted to the top of the protective cover and the bottom of the top plate.

Through adopting above-mentioned technical scheme, the powerful spring that sets up promotes the protective cover and detains and locate the returning face plate upper surface, has guaranteed the protecting effect.

Preferably, the turnover plate upper surface sliding connection scraper blade, the glide plane of scraper blade all the time with turnover plate upper surface parallel, the scraper blade is connected with its gliding drive assembly of drive.

Through adopting above-mentioned technical scheme, the scraper blade of setting can be scraped some adhesion at the concrete fritter of returning face plate upper surface down, has improved clear effect.

Preferably, the driving assembly comprises two bidirectional screw rods, two ends of the bidirectional screw rods are respectively rotatably supported on the two side plates, the two ends of the bidirectional screw rods are respectively connected to the two side plates, the two sliding rods are located on the same horizontal plane with the bidirectional screw rods, the two driving rods are arranged along the extension direction of the bidirectional screw rods, one ends of the same sides of the two driving rods are respectively in threaded fit with the positive thread section and the negative thread section of the bidirectional screw rods, the other ends of the two driving rods are slidably sleeved on the sliding rods, connecting rods are slidably arranged on the driving rods in a penetrating mode along the vertical direction, the bottom ends of the connecting rods are hinged to the scraper plate, and one end of the bidirectional screw rods is connected with a rotating assembly for driving the bidirectional screw rods to rotate.

Through adopting above-mentioned technical scheme, two actuating levers are driven to remove in opposite directions to two-way lead screw pivoted in-process, and the actuating lever removes the in-process and drives the scraper blade through the connecting rod and remove, clears up the turnover plate upper surface.

Preferably, the rotating assembly comprises a worm wheel sleeved on the bidirectional screw rod, a worm mounted on the side plate and meshed with the worm wheel, and a rotating motor mounted on the side plate and having an output shaft connected with one end of the worm.

By adopting the technical scheme, the rotating motor drives the meshed turbine to rotate through the worm, so that the bidirectional screw rod is driven.

Preferably, the scraping plate comprises a sliding strip hinged to the bottom of the connecting rod, an insertion groove formed in the bottom of the sliding plate and extending along the length direction of the sliding plate, a scraping strip inserted into the insertion groove in a sliding mode, and a bolt in threaded fit with the top of the sliding strip, and the bottom end of the bolt is rotatably connected to the top of the scraping strip.

Through adopting above-mentioned technical scheme, the accessible rotates the bolt and makes and scrape the strip and support tight returning face plate upper surface, prevents to scrape the strip wearing and tearing and reduce clean effect.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the arranged turnover plate is convenient for cleaning the fragments of the tested concrete test block;

2. the arranged protective cover prevents the cracked concrete test block from splashing in the test process;

3. the drive assembly drive scraping strip that sets up removes, clears up the flip board surface, has improved the effect of clearance.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is a sectional view showing the structure of the hold-down assembly in the present embodiment;

FIG. 3 is a sectional view showing the construction of the synchronizing assembly in the present embodiment;

FIG. 4 is a sectional view showing the structure of the driving unit in the present embodiment;

fig. 5 is a partially enlarged view of a portion a in fig. 4.

Description of reference numerals: 1. a frame; 2. a pressure detector; 3. pressing the assembly; 4. a support table; 5. a base plate; 6. a side plate; 7. a top plate; 8. a driving cylinder; 9. a pressure plate; 10. a protective cover; 11. a strong spring; 12. a support plate; 13. a turnover plate; 14. a turnover assembly; 15. a collection box; 16. a bidirectional screw; 17. a drive block; 18. a turning rod; 19. a synchronization component; 20. a rotating shaft; 21. a drive motor; 22. a second bevel gear; 23. a first bevel gear; 24. a cylindrical rod; 25. a squeegee; 26. a drive assembly; 27. a slide bar; 28. inserting grooves; 29. scraping the strip; 30. a bolt; 31. an axial limiting component; 32. a rotating groove; 33. rotating the block; 34. a bidirectional screw rod; 35. a slide bar; 36. a drive rod; 37. a connecting rod; 38. a rotating assembly; 39. a turbine; 40. a worm; 41. the motor is rotated.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses concrete pressure experimental apparatus. Referring to fig. 1 and 2, a concrete pressure experimental apparatus includes frame 1, connect in the pressure detector 2 of frame 1 one side, push down subassembly 3, locate the brace table 4 of pushing down subassembly 3 below, when carrying out the concrete pressure experiment, places the concrete in brace table 4 top, then carries out pressure test through pushing down subassembly 3 to the concrete.

Frame 1 includes bottom plate 5, locate the curb plate 6 of 5 top both sides of bottom plate, connect roof 7 between 6 tops of both sides board, push down subassembly 3 including installing in the actuating cylinder 8 at roof 7 tops, actuating cylinder 8's telescopic link is worn to locate roof 7 and bottom along vertical direction and is connected with pressure plate 9, actuating cylinder 8 is connected with the protection casing 10 that the bottom is uncovered setting, actuating cylinder 8's telescopic link slides along vertical direction and wears to locate protection casing 10 tops, pressure plate 9 slides to inlay and locates in protection casing 10, the cover is equipped with powerful spring 11 on actuating cylinder 8's the telescopic link, powerful spring 11's both ends respectively the butt in roof 7's bottom and protection casing 10's top.

When 8 drive pressure plates 9 of actuating cylinder descend, protection casing 10 is detained earlier and is located a supporting bench 4 surfaces, has covered the concrete, and pressure plates 9 continues to descend under 8 effects of actuating cylinder this moment, and when carrying out pressure test to the concrete, protection casing 10 promotes protection casing 10 all the time and presses on a supporting bench 4 surfaces under strong spring 11's effect, guarantees the guard effect, prevents that the concrete from smashing and splashing in pressure test process.

Referring to fig. 1 and 3, the supporting platform 4 includes two supporting plates 12 arranged on the top of the bottom plate 5 along the arrangement direction of the two side plates 6, turning plates 13 respectively hinged to opposite sides of the two supporting plates 12, the rotating shafts 20 of the two turning plates 13 are horizontally arranged and located on the same horizontal plane, turning assemblies 14 for driving the turning plates 13 to turn over are connected to the bottoms of the two turning plates 13, a collecting box 15 with an open top is arranged right below the bottom between the two turning plates 13, each turning assembly 14 includes two bidirectional screws 16 located on the same horizontal plane and with two ends respectively rotatably supported on opposite sides of the two supporting plates 12, driving blocks 17 respectively screwed to a positive thread section and a negative thread section of the bidirectional screw 16, and turning rods 18 hinged to the driving blocks 17, the two turning rods 18 hinged to the two driving blocks 17 on the bidirectional screws 16 are respectively hinged to the bottoms of the two turning plates 13, a synchronizing assembly 19 for driving the two turning plates 13 to synchronously rotate is arranged on the supporting plates 12, after the concrete pressure test is completed, the two bidirectional screws 16 are driven to synchronously rotate by the synchronizing assembly 19, then the driving rods 18 to move, the two turning plates 13 simultaneously, the concrete pressure test is automatically collected in the collecting box, and the concrete falling box under the collecting box, and the collection box is automatically.

The synchronizing assembly 19 comprises a rotating shaft 20 installed on one side of the supporting plate 12 and a driving motor 21 installed on one side of the supporting plate 12, an output shaft of the driving motor 21 is connected with one end of the rotating shaft 20, one end of the same side of the two bidirectional screws 16 is rotatably arranged on the supporting plate 12 in a penetrating mode and sleeved with second bevel gears 22, first bevel gears 23 which are arranged along the axis of the rotating shaft 20 and meshed with the second bevel gears 22 respectively are sleeved on the rotating shaft 20, the set synchronizing assembly 19 is used for driving the two bidirectional screws 16 to synchronously rotate, and stable overturning of the overturning plate 13 is achieved.

Referring to fig. 1, 4 and 5, the two sides of the upper surface of the turnover plate 13 are provided with cylindrical rods 24 extending in the direction perpendicular to the rotating shaft 20, the upper surface of the turnover plate 13 is connected with scrapers 25 with two ends respectively sleeved on the two cylindrical rods 24 in a sliding manner, the sliding surfaces of the scrapers 25 are always parallel to the upper surface of the turnover plate 13, the scrapers 25 are connected with a driving assembly 26 for driving the scrapers 25 to slide, the concrete chippings are cleaned more cleanly, each scraper 25 comprises a sliding strip 27 with two ends respectively sleeved on the two cylindrical rods 24 in a sliding manner, an insertion groove 28 arranged on one side of the sliding strip 27 facing the upper surface of the turnover plate 13 and extending in the length direction, a scraping strip 29 inserted in the insertion groove 28 in a sliding manner, and a bolt 30 in threaded engagement with the top of the sliding strip 27, the bottom end of the bolt 30 is rotatably connected to the top of the scraping strip 29 and provided with an axial limiting assembly 31 for connection, and the scraping strip 29 is always abutted against the upper surface of the turnover plate 13 by rotating the bolt 30, thereby preventing the scraping strip 29 from being worn due to long-term use and affecting the cleaning effect of the upper surface of the turnover plate 13.

Spacing subassembly 31 of axial is including offering the turning groove 32, fixed connection in the bolt 30 one end of scraping the strip 29 top and rotate the turning block 33 of connecting in turning groove 32, and turning block 33 all is the T type setting with the cross-section in turning groove 32, and the spacing subassembly 31 of axial of setting helps improving the stability of being connected between bolt 30 and the strip 29.

The driving assembly 26 comprises a bidirectional screw rod 34, two ends of which are rotatably supported on the two side plates 6 respectively, a sliding rod 35, two ends of which are rotatably supported on the two side plates 6 respectively and are positioned on the same horizontal plane with the bidirectional screw rod 34, driving rods 36 which are axially arranged along the screw rod and are sleeved on a positive thread section and a negative thread section of the bidirectional screw rod 34 respectively, the sliding rod 35 is sequentially arranged in a sliding way through the two driving rods 36, a connecting rod 37 is arranged at the top of the two driving rods 36 in a sliding way along the vertical direction, the bottom end of the connecting rod 37 is hinged to a sliding strip 27 below the connecting rod 37 and positioned on the same side, one end of the bidirectional screw rod 34 is connected with a rotating assembly 38, the rotating assembly 38 comprises a turbine 39 fixedly sleeved on the bidirectional screw rod 34, a worm 40 arranged on one side of the side plate 6, a rotating motor 41 arranged on one side of the side plate 6, the worm 40 is meshed with the turbine 39, an output shaft of the rotating motor 41 is connected with one end of the worm 40, when the surface of the turnover plate 13 is cleaned, the bidirectional screw rod 34 rotates to drive the two driving rods 36 to approach each other, the scraper 25 to move through the connecting rod 37 in the moving process, and all concrete fragments on the surface of the turnover plate 13 are scraped.

The implementation principle of the concrete pressure experimental apparatus of the embodiment of the application is as follows: when a concrete pressure experiment is carried out, a concrete test block is firstly placed on the upper surfaces of two turnover plates 13, then a driving cylinder 8 drives a pressure plate 9 to move downwards, a protective cover 10 is firstly buckled on the upper surface of the turnover plates 13 in the moving process to cover the concrete test block, meanwhile, a strong spring 11 pushes the protective cover 10 to be buckled on the upper surface of the turnover plates 13 to move up and down, so that broken concrete fragments cannot splash in the testing process, after the test is finished, the driving cylinder 8 drives the protective cover 10 and the pressure plate 9 to withdraw, a synchronous assembly 19 drives a bidirectional screw 16 to drive a driving block 17 and a turnover rod 18 to move, the turnover plates 13 are turned downwards, the concrete fragments on the upper surfaces of the turnover plates 13 fall into a collecting box 15 under the self-gravity effect, then a rotating assembly 38 drives a bidirectional screw 34 to drive a driving rod 36 to move, the driving rod 36 drives a scraper 25 to move through a connecting rod 37, the concrete fragments on the upper surfaces of the turnover plates 13 are further cleaned into the collecting box 15, and the cleaning effect of the surfaces of the turnover plates 13 is improved.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a concrete pressure experimental apparatus which characterized in that: comprises a frame (1), a pressure detector (2) connected with one side of the frame (1), a pressing component (3) and a support table (4) arranged below the pressing component (3), wherein the frame (1) comprises a bottom plate (5), side plates (6) arranged on two sides of the top of the bottom plate (5) and a top plate (7) arranged between the tops of the two side plates (6), the pressing component (3) comprises a driving cylinder (8) arranged at the top of the top plate (7), a telescopic rod of the driving cylinder (8) is slidably arranged in the top plate (7) along the vertical direction and is connected with a pressure plate (9), the driving cylinder (8) is connected with a protective cover (10), the telescopic rod of the driving cylinder (8) is slidably arranged in the top of the protective cover (10), the pressure plate (9) is slidably embedded in the protective cover (10), the support table (4) comprises two support plates (12) arranged at the top of the bottom plate (5), two support plates (12) are hinged with one opposite sides of the two support plates (12), the two rotation shafts (20) are two rotation shafts (13) arranged horizontally, the two rotation shafts (20) are arranged in parallel, and the two rotation shafts (13) are arranged in the same horizontal plane and are connected with the turnover plate (14), a collecting box (15) is arranged right below the space between the two turnover plates (13).

2. A concrete pressure test apparatus according to claim 1, wherein: the turnover component (14) comprises two bidirectional screws (16) with two ends respectively rotatably supported on the two supporting plates (12), driving blocks (17) in threaded fit with the positive thread section and the negative thread section of the bidirectional screws (16) respectively, and turnover rods (18) hinged to the driving blocks (17), the two turnover rods (18) connected to the bidirectional screws (16) are respectively hinged to the bottoms of the two turnover plates (13), and a synchronization component (19) for driving the two bidirectional screws (16) to rotate simultaneously is arranged between the two bidirectional screws to connect.

3. The concrete pressure experiment device according to claim 2, wherein: the synchronous component (19) comprises a rotating shaft (20) arranged on one side of the supporting plate (12), a driving motor (21) arranged on one side of the supporting plate (12) and connected with an output shaft at one end of the rotating shaft (20), two first bevel gears (23) sleeved on the rotating shaft (20) and distributed along the axial direction of the rotating shaft, and second bevel gears (22) respectively sleeved on the same ends of the two bidirectional screw rods (16) and respectively meshed with the two first bevel gears (23).

4. A concrete pressure test apparatus according to claim 1, wherein: the telescopic rod of the driving cylinder (8) is sleeved with a strong spring (11), and two ends of the strong spring (11) are respectively abutted to the top of the protective cover (10) and the bottom of the top plate (7).

5. A concrete pressure test apparatus according to claim 1, wherein: the upper surface of the turnover plate (13) is connected with a scraper (25) in a sliding manner, the sliding surface of the scraper (25) is always parallel to the upper surface of the turnover plate (13), and the scraper (25) is connected with a driving component (26) for driving the turnover plate to slide.

6. The concrete pressure experiment device according to claim 5, wherein: drive assembly (26) include both ends rotate respectively and support in two-way lead screw (34), both ends of curb plate (6) are connected respectively in two curb plate (6) and with slide bar (35) that two-way lead screw (34) are located same horizontal plane, follow two actuating lever (36) that two-way lead screw (34) extending direction was arranged, two homonymy one end of actuating lever (36) screw-thread fit respectively in the normal thread section and the anti-thread section of two-way lead screw (34), two the other end sliding sleeve of actuating lever (36) is located slide bar (35), it wears to be equipped with connecting rod (37) to slide along vertical direction on actuating lever (36), the bottom of connecting rod (37) articulate in scraper blade (25), the one end of two-way lead screw (34) is connected with its pivoted runner assembly (38) of drive.

7. The concrete pressure experiment device according to claim 6, wherein: the rotating assembly (38) comprises a turbine (39) sleeved on the bidirectional screw rod (34), a worm (40) installed on the side plate (6) and meshed with the turbine (39), and a rotating motor (41) installed on the side plate (6) and connected with one end of the worm (40) through an output shaft.

8. A concrete pressure experimental apparatus according to claim 6, characterized in that: the scraping plate (25) comprises a sliding strip (27) hinged to the bottom of the connecting rod (37), an insertion groove (28) formed in the bottom of the sliding strip (27) and extending along the length direction of the sliding strip, a scraping strip (29) inserted into the insertion groove (28) in a sliding mode, and a bolt (30) in threaded fit with the top of the sliding strip (27), and the bottom end of the bolt (30) is rotatably connected to the top of the scraping strip (29).