CN219676002U

CN219676002U - Slump test cylinder capable of preventing wall built-up adhesion

Info

Publication number: CN219676002U
Application number: CN202223364537.5U
Authority: CN
Inventors: 杨靖
Original assignee: Qingdao Chengkuang Construction Waste Resource Utilization Co ltd
Current assignee: Qingdao Chengkuang Construction Waste Resource Utilization Co ltd
Priority date: 2022-12-15
Filing date: 2022-12-15
Publication date: 2023-09-12
Anticipated expiration: 2032-12-15

Abstract

The utility model discloses a slump testing cylinder capable of preventing wall built-up adhesion, which comprises a slump plate and a height adjusting component, wherein the height adjusting component is arranged on the slump plate and consists of a second sleeve, a second rotating shaft, a first transmission gear, a third sleeve, a third rotating shaft, a forward and reverse rotating servo motor, a second transmission gear, a screw rod and a threaded pipe, the slump cylinder is arranged on the outer wall of the threaded pipe, the forward and reverse rotating servo motor is started to drive the threaded pipe to stably and rapidly move upwards, the threaded pipe drives the slump cylinder to stably move upwards in the vertical direction, the damage of the slump cylinder to detected concrete is reduced, the detection precision is improved, the working efficiency is improved, the position of a circular permanent magnet block is conveniently adjusted through the magnetic attraction connection between the circular permanent magnet block and the annular permanent magnet block, the position of the circular permanent magnet block is conveniently fixed, and the measurement efficiency is improved.

Description

Slump test cylinder capable of preventing wall built-up adhesion

Technical Field

The utility model relates to the technical field of slump testing, in particular to a slump testing cylinder capable of preventing wall built-up adhesion.

Background

The concrete slump mainly refers to the plasticizing performance and pumpability of concrete, the slump refers to the workability of concrete, specifically, the normal construction is ensured, and the concrete slump comprises the water retention, fluidity and cohesiveness of the concrete, and the slump test method comprises the following steps: filling concrete into a horn-shaped slump barrel with an upper opening of 100mm, a lower opening of 200mm and a height of 300mm

And (3) filling again, uniformly striking 25 from outside to inside along the barrel wall by using a rammer after each filling, trowelling after ramming, then pulling up the barrel, and subtracting the height of the highest point of the concrete after collapse from the barrel height (300 m m) due to the slump phenomenon of the concrete caused by dead weight, wherein the slump is called slump.

The slump barrel is placed on the slump plate, a pedal plate on the slump barrel is needed to be manually stepped, so that the slump barrel is in close contact with the slump plate, the operation is complex, a plurality of persons are needed to cooperate to complete the test, the manual stepping force is limited, concrete flows out easily, the slump barrel is inconvenient to lift, the slump barrel is manually operated in the upward lifting process, the slump barrel is easy to move in the horizontal direction in the lifting process, the lifting force is not stable enough and is easy to collide, slump results of the concrete need to be subjected to slump test again, the detection results are delayed, the measuring ruler is inconvenient to fix and move, the storage performance is poor, the levelness of the slump plate is inconvenient to adjust, and the measurement accuracy is affected.

Disclosure of Invention

The utility model aims to solve the problems, and provides a slump test barrel capable of preventing wall built-up adhesion.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the method is characterized in that: including slump boards;

the height adjusting assembly is arranged on the slump plate and consists of a second shaft sleeve, a second rotating shaft, a first transmission gear, a third shaft sleeve, a third rotating shaft, a forward and reverse rotation servo motor, a second transmission gear, a screw rod and a threaded pipe;

a slump barrel mounted on the outer wall of the threaded tube.

Preferably, a screw hole is fixedly arranged on the slump plate, an adjusting bolt is connected to the screw hole in a threaded manner, a first rotating shaft is fixedly arranged at the lower end of the adjusting bolt, a hexagonal nut is fixedly sleeved on the first rotating shaft, the lower end of the first rotating shaft is movably sleeved on the base, and an annular permanent magnet block is fixedly embedded in the slump plate.

Preferably, the annular permanent magnet block is connected with a circular permanent magnet block through the magnetic attraction principle in an adsorption mode, a cylindrical scale is fixedly arranged on the circular permanent magnet block, a first shaft sleeve is movably sleeved on the cylindrical scale, and a telescopic outer rod is hinged to the first shaft sleeve through a pin shaft.

Preferably, the first shaft sleeve is connected with a screwing bolt in a threaded manner, the screwing bolt penetrates through the first shaft sleeve to be in contact with the cylindrical scale, and the first shaft sleeve and the cylindrical scale are fixed by rotating the screwing bolt.

Preferably, the second sleeves are arranged on the left side and the right side of the slump plate, the number of the second sleeves is two and symmetrical, the second sleeves are movably sleeved with second rotating shafts, the lower ends of the second rotating shafts are fixedly provided with first transmission gears, the middle of the lower end face of the slump plate is fixedly provided with a third sleeve, the third sleeve is movably sleeved with a third shaft, the third shaft is fixedly sleeved with second transmission gears meshed with the first transmission gears, the slump plate is fixedly provided with a forward and reverse rotation servo motor for driving the third rotating shafts to rotate, the forward and reverse rotation servo motor is provided with a power input line and a manual control button, the forward and reverse rotation servo motor is fixedly connected with the third rotating shafts through an output shaft, the second rotating shafts are fixedly provided with screws, and threaded pipes are connected to the screws in a threaded mode.

Preferably, the upper end of the slump cylinder is connected with a funnel through a clamp.

Compared with the prior art, the utility model has the beneficial effects that: the utility model relates to a slump test cylinder capable of preventing wall built-up adhesion, which is characterized in that a positive and negative rotation servo motor is used for reversing to drive a third rotating shaft to reverse, the third rotating shaft drives a first driving gear to rotate through a second driving gear, the first driving gear drives a screw rod to rotate through the second rotating shaft, the screw rod drives a threaded pipe to move downwards, so that the slump cylinder is tightly contacted with the upper end face of a slump plate, a funnel is connected to the upper end of the slump cylinder through a clamp, a concrete material is added into the slump cylinder through the funnel, then the positive and negative rotation servo motor is used for driving the threaded pipe to stably and rapidly move upwards, the threaded pipe drives the slump cylinder to stably move upwards in the vertical direction, the damage of the slump cylinder to detected concrete is reduced, the detection accuracy is improved, the working efficiency is improved, the positions of the circular permanent magnet blocks are conveniently adjusted and conveniently fixed through the magnetic attraction connection between the circular permanent magnet blocks and the annular permanent magnet blocks, and the measurement efficiency is improved.

Drawings

FIG. 1 is a schematic structural view of a slump test cartridge of the present utility model for preventing wall built-up adhesion.

FIG. 2 is a partial cross-sectional view of a slump test cartridge of the present utility model that is resistant to wall built-up adhesion.

Fig. 3 is a front view of a slump test cartridge of the present utility model for preventing wall built-up adhesion.

Fig. 4 is a top view of a slump test slump board of the present utility model for preventing wall built-up adhesion.

FIG. 5 is a graph showing the effect of the slump test slump board of the present utility model against wall built-up adhesion.

In the figure: the device comprises a 1-slump plate, a 2-screw hole, a 3-adjusting bolt, a 4-hexagonal nut, a 5-first rotating shaft, a 6-base, a 7-annular permanent magnet block, an 8-annular permanent magnet block, a 9-cylindrical scale, a 10-first shaft sleeve, an 11-telescopic outer rod, a 12-second rotating shaft, a 13-second shaft sleeve, a 14-first transmission gear, a 15-third shaft sleeve, a 16-third rotating shaft, a 17-forward and backward rotating servo motor, a 18-second transmission gear, a 19-screw rod, a 20-threaded pipe, a 21-slump barrel, a 22-clamp and a 23-funnel.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the utility model, are within the scope of the utility model based on the embodiments of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the device comprises a slump plate 1, wherein a screw hole 2 is fixedly arranged on the slump plate 1, an adjusting bolt 3 is connected to the screw hole 2 in a threaded manner, a first rotating shaft 5 is fixedly arranged at the lower end of the adjusting bolt 3, a hexagonal nut 4 is fixedly sleeved on the first rotating shaft 5, the lower end of the first rotating shaft 5 is movably sleeved on a base 6, when the device is used, the base 6 is in contact with the ground, the first rotating shaft 5 is driven to rotate around the base by rotating the hexagonal nut 4, and the first rotating shaft 5 drives the adjusting bolt to rotate along the screw hole, so that the height of the slump plate is adjusted, and the leveling function is realized;

an annular permanent magnet block 7 is fixedly embedded in the slump plate 1, a circular permanent magnet block 8 is connected to the annular permanent magnet block 7 through the magnetic attraction principle, a cylindrical scale 9 is fixedly arranged on the circular permanent magnet block 8, a first shaft sleeve 10 is movably sleeved on the cylindrical scale 9, a screwing bolt is connected to the first shaft sleeve 10 through threads, the screwing bolt penetrates through the first shaft sleeve 10 to be in contact with the cylindrical scale 9, the first shaft sleeve is fixed with the cylindrical scale through rotating the screwing bolt, a telescopic outer rod 11 is hinged to the first shaft sleeve 10 through a pin shaft, and the circular permanent magnet block is connected with the annular permanent magnet block through the magnetic attraction, so that the position of the circular permanent magnet block is conveniently adjusted, the circular permanent magnet block is conveniently fixed, and the measuring efficiency is improved;

the device comprises a slump plate 1, a second shaft sleeve 13 with the same specification is arranged on the slump plate 1, a second rotating shaft 12 is movably sleeved on the second shaft sleeve 13, a first transmission gear 14 is fixedly arranged at the lower end of the second rotating shaft 12, a third shaft sleeve 15 is fixedly arranged in the middle of the lower end face of the slump plate 1, a third rotating shaft 16 is movably sleeved on the third shaft sleeve 15, a second transmission gear 18 meshed with the first transmission gear 14 is fixedly sleeved on the third rotating shaft 16, a forward and reverse rotation servo motor 17 used for driving the third rotating shaft 16 to rotate is fixedly arranged on the slump plate 1, a power input line and a manual control button are arranged on the forward and reverse rotation servo motor 17, the forward and reverse rotation servo motor 17 is fixedly connected with the third rotating shaft 16 through an output shaft, a screw 19 is fixedly arranged on the second rotating shaft 12, a threaded pipe 20 is connected with the screw 19 in a threaded mode, a slump cylinder 21 is fixedly arranged on the outer side of the threaded pipe 20, a funnel 23 is connected to the upper end of the slump cylinder 21 through a clamp 22, when the forward and reverse rotation servo motor drives the third rotating shaft to rotate, the third rotating shaft rotates through the reverse rotation servo motor, the third rotating shaft drives the third rotating shaft to rotate through the third transmission gear to the threaded pipe, the forward and reverse rotation servo motor drives the third rotating shaft to rotate, the screw is in a tight mode, the screw is driven to rotate, and the screw is in a tight mode, and the screw is driven to rotate, and the screw is stably and the screw is driven to rotate through the screw and the screw is stably and the screw through the screw transmission roller.

The working principle of the utility model is as follows: the positive and negative rotation servo motor rotates reversely to drive the third rotating shaft to rotate reversely, the third rotating shaft drives the first driving gear to rotate through the second driving gear, the first driving gear drives the screw to rotate through the second rotating shaft, the screw drives the threaded pipe to move downwards, so that the slump barrel is in close contact with the upper end face of the slump plate, the funnel is connected to the upper end of the slump barrel through the clamp, concrete materials are added into the slump barrel through the funnel, then the positive and negative rotation servo motor rotates positively to drive the threaded pipe to move upwards steadily, the threaded pipe drives the slump barrel to move upwards steadily in the vertical direction, damage of the slump barrel to detected concrete is reduced, detection accuracy is improved, working efficiency is improved, positions of the circular permanent magnet blocks are conveniently adjusted through magnetic attraction connection with the circular permanent magnet blocks, fixing is convenient, and measurement efficiency is improved.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A slump test cylinder for preventing wall built-up adhesion, which is characterized by comprising a slump plate (1);

the height adjusting assembly is arranged on the slump plate (1) and consists of a second shaft sleeve (13), a second rotating shaft (12), a first transmission gear (14), a third shaft sleeve (15), a third rotating shaft (16), a positive and negative rotation servo motor (17), a second transmission gear (18), a screw (19) and a threaded pipe (20);

a slump barrel (21), the slump barrel (21) being mounted on the outer wall of the threaded tube (20).

2. A slump test cartridge for preventing wall built-up adhesion according to claim 1, wherein: screw holes (2) are fixedly formed in the slump plate (1), adjusting bolts (3) are connected to the screw holes (2) in a threaded mode, first rotating shafts (5) are fixedly arranged at the lower ends of the adjusting bolts (3), hexagonal nuts (4) are fixedly sleeved on the first rotating shafts (5), the lower ends of the first rotating shafts (5) are movably sleeved on the base (6), and annular permanent magnet blocks (7) are fixedly embedded in the slump plate (1).

3. A slump test cartridge for preventing wall built-up adhesion according to claim 2, wherein: the circular permanent magnet block (7) is connected with a circular permanent magnet block (8) through the magnetic attraction principle, a cylindrical scale (9) is fixedly arranged on the circular permanent magnet block (8), a first shaft sleeve (10) is movably sleeved on the cylindrical scale (9), and a telescopic outer rod (11) is hinged on the first shaft sleeve (10) through a pin shaft.

4. A slump test cartridge for preventing wall built-up adhesion according to claim 3, wherein: the first shaft sleeve (10) is connected with a screwing bolt in a threaded mode, the screwing bolt penetrates through the first shaft sleeve (10) to be in contact with the cylindrical scale (9), and the first shaft sleeve and the cylindrical scale are fixed through rotation of the screwing bolt.

5. A slump test cartridge for preventing wall built-up adhesion according to claim 3, wherein: the utility model discloses a quick-change type automatic collapse device, including slump board (1), second sleeve (13), first transmission gear (14), second sleeve (13) are installed in the left and right sides of slump board (1), and the quantity is two, and mutual symmetry, movable sleeve is equipped with second axis of rotation (12) on second sleeve (13), second axis of rotation (12) lower extreme fixedly provided with first transmission gear (14), the fixed third sleeve (15) that is provided with in the middle of slump board (1) lower terminal surface, movable sleeve is equipped with third axis of rotation (16) on third sleeve (15), fixed sleeve is equipped with second transmission gear (18) with first transmission gear (14) gear engagement on third axis of rotation (16), fixed being provided with on slump board (1) is used for driving third axis of rotation (16) and rotates positive and negative rotation servo motor (17), be provided with power input line and manual control button on positive and negative rotation servo motor (17) through output shaft and third (16) fixed connection, be provided with screw rod (19) on second axis of rotation (12), screw rod (19) are threaded connection has screw tube (20).

6. A slump test cartridge for preventing wall built-up adhesion according to claim 5, wherein: a slump cylinder (21) is fixedly arranged on the outer side of the threaded pipe (20), and the upper end of the slump cylinder (21) is connected with a funnel (23) through a clamp (22).