CN112462042A

CN112462042A - Cement detection device

Info

Publication number: CN112462042A
Application number: CN202011350529.8A
Authority: CN
Inventors: 蒋建平
Original assignee: Hangzhou Yibai New Material Technology Co ltd
Current assignee: Hangzhou Yibai New Material Technology Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-03-09

Abstract

The invention relates to the technical field of buildings and discloses a cement detection device which comprises an experiment barrel and a lifting mechanism, wherein the experiment barrel is arranged on the lifting mechanism, the lifting mechanism comprises a bottom plate, a top plate and five guide rods, the bottom plate and the top plate are all in a disc shape, the five guide rods are obliquely and fixedly arranged between the top end of the bottom plate and the bottom end of the top plate, and a lifting plate is fixedly arranged on the outer wall of the rear side of the experiment barrel. This cement detection device, through setting up experiment bucket and elevating system, servo motor work carries out the rotation of equidirectional not, realize moving the experiment bucket through the lifter plate and carry out the ascending and descending of vertical ascending stability of side, thereby realized carrying out stable the dragging of the experiment bucket that will fill with finished product concrete, traditional manual work up pulls out the experiment bucket compared, not only reduced the intensity of artificial work, but also improved the stability and the accuracy of experiment, produce when preventing that the manual work from pulling out the experiment bucket and rock the scheduling problem.

Description

Cement detection device

Technical Field

The invention relates to the technical field of buildings, in particular to a cement detection device.

Background

The standard for detecting the building cement is generally to prepare cement into a building finished product, namely concrete, and then detect the concrete, one method for detecting the concrete is slump test, the concrete is prepared into fluidity through the slump test, and the cohesiveness and the water-retaining property are evaluated by visual experience, the prior art generally injects the concrete into a test barrel three times in a manual mode, a tamping hammer uniformly impacts the test barrel from outside to inside along the barrel wall after each time of filling, then manually presses and compacts the concrete injected each time, finally manually pulls up the test barrel, the concrete generates the slump phenomenon due to self weight, and the height of the highest point of the concrete after the slump is subtracted from the height (30 mm of a scale plate) of the test barrel, so that the slump test is called. The current manual work technique, there is following technical defect, firstly, the whole manual work of experimentation, experimenter's intensity of labour has been increased, and the efficiency of experiment is lower, secondly, divide the cubic to inject into the experiment concrete into the experiment bucket, need artifically to press down the concrete of pouring into at every turn, because experiment section of thick bamboo inner wall diameter is the state that upwards reduces from down gradually, therefore artifical inconvenient concrete of packing into at every turn is pressed down and is compacted, thirdly, after the concrete is packed into to the cubic, need strike experimental bucket outer wall, and artifical striking inconvenient assurance is the same to the dynamics of striking of experimental bucket at every turn, secondly when artifical striking is too big to experimental bucket outer wall dynamics of striking, cause the displacement of experimental bucket on the horizontal surface easily, thereby cause the influence to the experiment. Therefore, in order to solve the above problems, it is necessary to provide a cement inspection apparatus.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a cement detection device.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: the cement detection device comprises an experiment barrel and a lifting mechanism, wherein the experiment barrel is a hollow horn-shaped barrel body with the upper opening diameter of one hundred millimeters, the lower opening diameter of two hundred millimeters and the height of three hundred millimeters, the experiment barrel is arranged on the lifting mechanism, the lifting mechanism comprises a bottom plate, a top plate and guide rods, the bottom plate and the top plate are both disc-shaped, the number of the guide rods is five, the five guide rods are obliquely and fixedly arranged between the top end of the bottom plate and the bottom end of the top plate, the five groups of guide rods are distributed in an annular array, the top ends of the five guide rods are gradually contracted upwards to be close to each other, the top plate is positioned on the front side of an axial symmetry center line in the vertical direction of the bottom plate, the experiment barrel is positioned on the axial symmetry center line in the vertical direction of the top plate, a lifting plate is fixedly arranged on the outer wall of the rear side of, and servo motor is located the vertical direction axisymmetric center line of bottom plate, servo motor's output runs through the roof wall through the bearing activity, and servo motor's output fixedly connected with rotates the post, it has the screw thread to rotate the post outer wall, the bottom of rotating the post is through bearing movable mounting at the top of bottom plate, and lifter plate threaded connection is on the outer wall of rotation post, experiment bucket outer wall bottom fixed mounting has five groups to be the first telescopic link that the annular array distributes, and the equal fixed mounting in top that experiment bucket outer wall was kept away from to five groups of first telescopic links has the sliding sleeve, five groups of sliding sleeves are the activity respectively cup jointed on the guide bar outer wall that corresponds, the extrusion spring has all been cup jointed to the outer wall of five groups of first.

Preferably, five all be provided with knocking device on the guide bar, knocking device is including hitting ball and pendulum rope, hits ball fixed mounting in the bottom of pendulum rope, has all seted up the collecting storage on five guide bars are close to one side wall of experiment bucket, and the top fixed mounting of pendulum rope is in collecting storage intracavity bottom, and collecting storage intracavity bottom inner wall is seted up and is beaten the mutual spacing block groove with the block of batting, and the block groove is the arc.

Preferably, five guide rods are provided with a force storage device for performing elastic launching on respective knocking balls, each force storage device comprises an elastic rod, the bottom wall surface of the outer side of each guide rod, which is far away from the experimental barrel, is provided with a shrinkage bin, the middle wall surface of each shrinkage bin is provided with a sliding hole which is mutually communicated with the corresponding storage bin, each elastic rod is positioned in a cylinder, each elastic rod is clamped in the corresponding sliding hole, the outer wall of one side, which is close to the knocking ball, of each elastic rod is in an inwards concave arc shape, the outer wall of one side, which is far away from the knocking ball, of each elastic rod is fixedly provided with a sliding block, the sliding block is clamped in the corresponding shrinkage bin, the outer wall of one side, which is far away from the elastic rod, of each sliding block is fixedly provided with a pull rod, the inwards concave end of each elastic rod extends into the corresponding storage bin, the inner concave end of each elastic rod is in contact with the wall surface, the equal level fixed mounting has the power pole that holds in two spouts, and the displacement cover activity cup joints on the power pole outer wall that holds that corresponds, and the power pole is kept away from the outer wall of knocking ball one side and has cup jointed the power spring that holds.

Preferably, the roof bottom is provided with presses down and grinds flat press device to experiment bucket intracavity concrete, press device includes the second telescopic link, the linkage dish and presses a section of thick bamboo, second telescopic link fixed mounting puts the department at the central point of roof bottom, second telescopic link bottom has the regulation pole through bearing swing joint, it is the hollow disc body to press a section of thick bamboo, the linkage dish is located presses a section of thick bamboo intracavity centre of a circle position department, it runs through pressing a section of thick bamboo top center department wall through the bearing activity to adjust pole bottom outer wall, the linkage dish is fixed to be worn to the bottom outer wall of adjusting the pole, and the bottom of adjusting the pole is passed through bearing swing joint on pressing a section of thick bamboo intracavity bottom wall, adjust the inner wall fixed connection of pole bottom outer wall and linkage dish.

Preferably, the outer walls of the second telescopic rod and the adjusting rod are sleeved with tension springs, the tops of the tension springs are fixedly connected to the wall surface of the bottom of the top plate, the bottom ends of the tension springs are fixedly installed on the wall surface of the top of the pressing barrel, and the inner walls of the tension springs are not in contact with the outer wall of the adjusting rod.

Preferably, be provided with nine sets of pressing plates that are ring array and distribute on the pressing barrel wall, pressing plates is fan-shaped, sets up nine sets of through-holes that are ring array and distribute according to the pressing plate outer wall, passes the through-hole and presses the shorter one side of pressing plate arc wall to be located the pressing barrel intracavity according to the shorter one side of pressing plate arc wall, and fixed mounting has the limiting plate on the pressing plate is located a side wall of pressing barrel intracavity.

Preferably, the linkage dish outer wall is provided with nine sets of swinging arms that are ring array and distribute, and the swinging arms is the cylinder pole, and the equal fixed mounting in both ends of swinging arms has the rolling ball, and the linkage dish outer wall is seted up nine sets of ball grooves that are ring array and distribute, and the rolling ball block of swinging arms one end is at the ball inslot, and the limiting plate is close to one side outer wall of linkage dish and has been seted up the rotation groove, and the rolling ball block of the swinging arms other end is at the rotation inslot of limiting plate outer wall.

Preferably, nine groups all be provided with stabilizing mean between the pressing plate and the pressing section of thick bamboo inner wall, stabilizing mean includes third telescopic link, firm spring and firm board, and the quantity of firm board is two on every group pressing plate, and two firm boards are fixed mounting respectively in the both sides of pressing the outer wall of pressing plate, and two firm boards are located and press a section of thick bamboo intracavity, and third telescopic link fixed mounting is between firm board and the pressing section of thick bamboo inner wall, and firm spring cup joints on the outer wall of third telescopic link.

Preferably, the left side and the right side of the top of the bottom plate are fixedly provided with scale plates.

(III) advantageous effects

Compared with the prior art, the invention provides a cement detection device, which has the following beneficial effects:

1. this cement detection device, through setting up experiment bucket and elevating system, servo motor work carries out not equidirectional rotation, the realization is driven the experiment bucket through the lifter plate and is carried out the ascending and descending of vertical ascending stability of side, thereby realized that the experiment bucket that will fill with finished product concrete carries out stable the dragging, and cup joint on the outer wall of guide bar through the sliding sleeve activity, make the experiment bucket rise and descend the in-process carrying out the slump experiment, can go on more steadily, traditional manual work is compared and is up pulled up the experiment bucket, not only the intensity of artificial work has been reduced, but also the stability and the accuracy of experiment have been improved, it rocks to produce when preventing artifical manual work from pulling up the experiment bucket, cause the experiment bucket intracavity to test concrete atress and produce the slope or askew problem.

2. This cement detection device, through setting up press device and stabilizing mean, make finished product concrete with cement and divide the cubic to pour into one by one and carry out slump experiment in the experiment bucket and examine time measuring, it rotates to adjust the pole and drive the link dish and rotate to rotate, make the link dish rotate and carry out synchronous extension and shrink regulation to every group according to the clamp plate through the swinging arms, thereby the realization carries out different staged pressing and compaction to the concrete that injects into the cubic, the efficiency of packing into that experimental concrete carries out the slump experiment in packing into the experiment bucket into has been improved, thereby the efficiency of slump experiment is carried out to experimental concrete to the improvement, and reduce artificial intensity of labour, stronger practicality and creativity have.

3. The cement detection device realizes that the knocking ball is pulled out from the clamping groove when concrete is filled each time by arranging five groups of knocking devices, the swinging rope is pulled to be parallel to the guide rod, after hands are loosened, the knocking ball swings through the swinging rope under the action of self gravity and then impacts the outer wall of the experiment barrel, so that the knocking effect from outside to inside of the experiment barrel after the concrete is filled each time is realized, the outer wall of the experiment barrel does not need to be knocked manually, the concrete which is just poured into the inner wall of the experiment barrel is knocked and vibrated down, the labor intensity of manual experiments is reduced, in addition, the clamping groove is swung to be horizontally parallel to the guide rod, then the knocking ball impacts the outer wall of the experiment barrel, the same force and uniform distribution are ensured to be generated when the outer wall of the experiment barrel is knocked five times, the accuracy of the concrete slump experiment is improved, compared with the prior art, the manual knocking device has the advantages that the problem that the manual knocking is easy to cause deviation due to violent impact on an experiment barrel due to different strength of every time is solved through manual knocking.

4. This cement detection device, through setting up the power device of holding, realized that the pulling pull rod can carry out the effect of holding to the elastic rod, the elastic rod indent end after holding power strikes the ball and produces violent striking, strikes out the block at the ball that strikes of block inslot, strikes the experiment bucket outer wall again to the ball that strikes of striking after the striking, has further improved the efficiency of concrete experiment, has further reduced experimenter's intensity of labour.

Drawings

FIG. 1 is a front cross-sectional view of the present invention;

FIG. 2 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;

FIG. 3 is an enlarged view of FIG. 2 at C;

FIG. 4 is an enlarged view taken at D of FIG. 3 in accordance with the present invention;

FIG. 5 is an enlarged view of the invention at E in FIG. 4;

FIG. 6 is an enlarged view of the invention at B of FIG. 1;

FIG. 7 is a top cross-sectional view of the pressing cylinder of the present invention;

FIG. 8 is an enlarged view of the invention at F of FIG. 7;

FIG. 9 is a schematic illustration of the portion of the pilot rod of the present invention;

FIG. 10 is a schematic view showing a contracted and expanded structure of the pressing plate according to the present invention;

FIG. 11 is a top view of the base plate of the present invention;

fig. 12 is a top plan view of the bottom and top plates of the present invention.

In the figure: 1. an experiment barrel; 2. a lifting mechanism; 21. a base plate; 22. a top plate; 23. a guide bar; 24. a sliding sleeve; 25. a first telescopic rod; 26. a compression spring; 27. a lifting plate; 28. a servo motor; 29. rotating the column; 3. a scale plate; 4. a knocking device; 41. knocking and hitting the ball; 42. swinging a rope; 43. a storage bin; 44. a clamping groove; 5. a power storage device; 51. an elastic rod; 52. a slider; 53. a pull rod; 54. a contraction bin; 55. a displacement sleeve; 56. a slide hole; 57. a power storage spring; 58. a force storage rod; 59. a chute; 6. a pressing device; 61. a second telescopic rod; 62. adjusting a rod; 63. a tension spring; 64. pressing the barrel; 65. a linkage disk; 66. a swing lever; 67. rotating the ball; 68. a pressing plate; 69. a limiting plate; 7. a through hole; 8. a stabilizing mechanism; 81. a third telescopic rod; 82. a stabilizing spring; 83. and (5) stabilizing the plate.

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.

Referring to fig. 1-12, the present invention provides a technical solution: a cement detection device comprises an experiment barrel 1 and a lifting mechanism 2, wherein the experiment barrel 1 is a hollow horn-shaped barrel body with an upper opening of one hundred millimeters, a lower opening of two hundred millimeters and a height of three hundred millimeters, the specific shape of the experiment barrel 1 is shown in figure 1, the experiment barrel 1 is arranged on the lifting mechanism 2, the lifting mechanism 2 comprises a bottom plate 21, a top plate 22 and guide rods 23, the bottom plate 21 and the top plate 22 are both in a disc shape, the number of the guide rods 23 is five, the five guide rods 23 are obliquely and fixedly arranged between the top end of the bottom plate 21 and the bottom end of the top plate 22, five groups of the guide rods 23 are distributed in a ring array, the top ends of the five guide rods 23 are gradually contracted upwards and close to each other, the specific installation mode and position of the guide rods 23 are shown in figure 1, the top plate 22 is positioned on the front side of an axial symmetry central line in the vertical direction of the bottom plate 21, the specific positions of, the experimental barrel 1 is positioned on an axial symmetry center line in the vertical direction of the top plate 22, the outer wall of the rear side of the experimental barrel 1 is fixedly provided with a lifting plate 27, the lifting plate 27 is provided with a threaded hole in the vertical direction, the rear side of the top part of the top plate 22 is fixedly provided with a servo motor 28, the servo motor 28 is positioned on the axial symmetry center line in the vertical direction of the bottom plate 21, the servo motor 28 is a forward and reverse rotating motor, the output end of the servo motor 28 movably penetrates through the wall surface of the top plate 22 through a bearing, the output end of the top plate 22 is fixedly connected with a rotating column 29, the outer wall of the rotating column 29 is provided with a thread, the bottom end of the rotating column 29 is movably arranged on the top part of the bottom plate 21 through a bearing, the lifting plate 27 is in threaded connection with the outer wall of the rotating column 29, five groups of first telescopic rods 25 distributed in an annular, five groups of sliding sleeves 24 are respectively movably sleeved on the outer walls of the corresponding guide rods 23, the outer walls of five groups of first telescopic rods 25 are respectively sleeved with an extrusion spring 26, the left side and the right side of the top of the bottom plate 21 are respectively and fixedly provided with a scale plate 3, the five guide rods 23 are respectively provided with a knocking device 4, each knocking device 4 comprises a knocking ball 41 and a swinging rope 42, each knocking ball 41 is fixedly arranged at the bottom end of the swinging rope 42, one side wall surface of each of the five guide rods 23 close to the experimental barrel 1 is provided with a containing bin 43, the top end of each swinging rope 42 is fixedly arranged at the bottom in the cavity of the containing bin 43, the inner wall of the bottom in the cavity of the containing bin 43 is provided with a clamping groove 44 which is mutually limited and clamped with the knocking ball 41, each clamping groove 44 is arc-shaped, each of the five guide rods 23 is provided with a power storage device 5 which performs elastic launching on each knocking ball 41, each power storage, the wall surface of the middle part of the shrinkage bin 54 is provided with a sliding hole 56 which is mutually communicated with the containing bin 43, the elastic rod 51 is a cylinder with 51 bits, the elastic rod 51 is clamped in the sliding hole 56, the outer wall of one side of the elastic rod 51, which is close to the knocking ball 41, is of an inward concave arc shape, the outer wall of one side of the elastic rod 51, which is far away from the knocking ball 41, is fixedly provided with a slide block 52, the slide block 52 is clamped in the shrinkage bin 54, the outer wall of one side of the slide block 52, which is far away from the elastic rod 51, is fixedly provided with a pull rod 53, the inward concave end of the elastic rod 51 extends into the containing bin 43, the inward concave end of the elastic rod 51 is contacted with the wall surface of the knocking ball 41, the upper end and the lower end of the outer wall of one side of the elastic rod 51, which is close to the knocking ball 41, are fixedly provided with displacement sleeves 55, the upper side and the lower side of the, the outer wall of the force storage rod 58 far away from the knocking ball 41 is sleeved with a force storage spring 57, the bottom of the top plate 22 is provided with a pressing device 6 for pressing and grinding concrete in the cavity of the experimental barrel 1, the pressing device 6 comprises a second telescopic rod 61, a linkage disc 65 and a pressing barrel 64, the second telescopic rod 61 is fixedly installed at the central position of the bottom of the top plate 22, the bottom end of the second telescopic rod 61 is movably connected with an adjusting rod 62 through a bearing, the pressing barrel 64 is a hollow disc body, the linkage disc 65 is located at the position of the center of the cavity of the pressing barrel 64, the outer wall of the bottom of the adjusting rod 62 movably penetrates through the wall surface of the center of the top of the pressing barrel 64 through a bearing, the linkage disc 65 is fixedly penetrated through the outer wall of the bottom end of the adjusting rod 62, the outer wall of the bottom of the adjusting rod 62 is movably installed on the inner wall surface of the bottom of the cavity of the pressing barrel 64 through, the top of the tension spring 63 is fixedly connected to the bottom wall surface of the top plate 22, the bottom end of the tension spring 63 is fixedly installed on the top wall surface of the pressing cylinder 64, the inner wall of the tension spring 63 is not in contact with the outer wall of the adjusting rod 62, the wall surface of the pressing cylinder 64 is provided with nine groups of pressing plates 68 distributed in an annular array, the pressing plates 68 are fan-shaped, the outer wall of each pressing plate 68 is provided with nine groups of through holes 7 distributed in an annular array, the shorter side of the arc-shaped wall surface of each pressing plate 68 penetrates through the through holes 7, the shorter side of the arc-shaped wall surface of each pressing plate 68 is located in the cavity of the pressing cylinder 64, one side wall surface of each pressing plate 68 located in the cavity of the pressing cylinder 64 is fixedly provided with a limiting plate 69, the outer wall of the linkage disc 65 is provided with nine groups of oscillating rods 66 distributed in an annular array, each oscillating rod 66 is a cylindrical rod, the rotating ball 67 at one end of the oscillating rod 66 is clamped in the ball groove, a rotating groove is formed in the outer wall of one side, close to the linkage disk 65, of the limiting plate 69, the rotating ball 67 at the other end of the oscillating rod 66 is clamped in the rotating groove in the outer wall of the limiting plate 69, the specific position relation of the linkage disk 65, the oscillating rod 66 and the pressing plates 68 is shown in fig. 7, stabilizing mechanisms 8 are arranged between the nine groups of pressing plates 68 and the inner wall of the pressing barrel 64, each stabilizing mechanism 8 comprises a third telescopic rod 81, a stabilizing spring 82 and two stabilizing plates 83, the number of the stabilizing plates 83 on each group of pressing plates 68 is two, the two stabilizing plates 83 are fixedly arranged on two sides of the outer wall of the pressing plate 68 respectively, the two stabilizing plates 83 are located in the cavity of the pressing barrel 64, the third telescopic rod 81 is fixedly arranged between the stabilizing plates 83 and the inner wall of the pressing barrel 64, and the.

When the concrete testing device is used, cement to be tested is made into a plurality of groups of concrete, a working switch of the servo motor 28 is turned on, the rotating column 29 is enabled to rotate, the lifting plate 27 moves downwards along the outer wall of the rotating column 29, the bottom of the experiment barrel 1 is tightly attached to the top wall surface of the bottom plate 21, the tested concrete is filled into the cavity of the experiment barrel 1 for three times, after the concrete is filled into the cavity of the experiment barrel 1 for the first time, the knocking ball 41 is pulled out of the clamping groove 44, the swinging rope 42 enables the knocking ball 41 to impact the outer wall of the experiment barrel 1, after the impact is completed, the pressing barrel 64 is pulled, the pressing barrel 64 is pressed into the cavity of the experiment barrel 1, after the cavity of the experiment barrel 1 is pressed, the adjusting rod 62 is rotated, the adjusting rod 62 rotates to drive the linkage disk 65 to rotate, the linkage disk 65 rotates to drive the nine groups of swinging rods 66 to swing, when the swinging rods 66 swing, the, the stabilizing plate 83 is close to the inner wall of the pressing barrel 64, so that the third telescopic rod 81 and the stabilizing spring 82 are extruded and contracted, the rotating adjusting rod 62 is finally realized, the pressing plate 68 is expanded to the maximum degree, at the moment, the pressing barrel 64 is pressed downwards, the pressing of one third of the concrete injected for the first time in the cavity of the experimental barrel 1 is realized, after the concrete injected for the first time is pressed, the adjusting rod 62 is rotated in the opposite direction, the expanded pressing plate 68 is gradually contracted, then the concrete is extracted from the cavity of the experimental barrel 1, the concrete is injected for the second time, after the injection is finished, the knocking ball 41 is impacted on the outer wall of the experimental barrel 1 again, according to the same operation steps, the adjusting rod 62 is rotated again to press the concrete injected for the second time, after the concrete is injected for the third time, the pressing and the compaction are further carried out according to the same operation steps and sequence, finally, the test concrete is completely filled in the cavity of the experimental barrel 1.

Therefore, by arranging the pressing device 6 and the stabilizing mechanism 8, when cement is made into finished concrete and poured into the experiment barrel 1 one by one for slump experiment detection for three times, the rotating adjusting rod 62 drives the linkage disk 65 to rotate, so that the linkage disk 65 rotates to synchronously extend and contract the pressing plates 68 of each group through the swinging rod 66, thereby realizing different stages of pressing and compacting of concrete injected for three times in a halving way, improving the loading efficiency of the test concrete in the experiment barrel 1 for slump experiment, improving the efficiency of the slump experiment on the test concrete, reducing the labor intensity of workers, having stronger practicability and creativity, and by arranging the experiment barrel 1 and the lifting mechanism 2, the servo motor 28 works to rotate in different directions, realizing the stable ascending and descending of the experiment barrel 1 in the vertical direction driven by the lifting plate 27, therefore, the experiment barrel 1 filled with the finished concrete is stably dragged, and is movably sleeved on the outer wall of the guide rod 23 through the sliding sleeve 24, so that the experiment barrel 1 can be more stably dragged in the process of slump experiment ascending and descending, compared with the traditional method of manually pulling up the experiment barrel 1, the method not only reduces the labor intensity of workers, but also improves the stability and accuracy of the experiment, prevents the experiment barrel 1 from shaking when being manually pulled up, and prevents the experiment concrete in the cavity of the experiment barrel 1 from inclining or tilting due to stress, and through the five groups of knocking devices 4, the knocking ball 41 is pulled out of the clamping groove 44 when the concrete is loaded each time, the swinging rope 42 is pulled to be parallel to the guide rod 23, after the hands are loosened, the knocking ball 41 swings through the swinging rope 42 under the action of the self gravity and then impacts on the outer wall of the experiment barrel 1, the invention realizes the knocking action from outside to inside on the experimental barrel 1 filled with concrete each time, does not need to knock the outer wall of the experimental barrel 1 manually, knocks and vibrates the concrete just poured into the inner wall of the experimental barrel 1 to fall down, and reduces the labor intensity of manual experiments, and swings the clamping groove 44 to a state of keeping horizontal parallel with the guide rod 23, and then knocks the outer wall of the experimental barrel 1 by knocking balls 41, thereby ensuring that the force generated by five times of knocks on the outer wall of the experimental barrel 1 is the same and evenly distributed on the outer wall of the experimental barrel 1, improving the accuracy of concrete slump experiments, compared with the traditional technology that manual knocks are manually, the problems that the manual knocks are easy to generate deflection and the like due to violent knocks on the experimental barrel 1 caused by different force of each time are solved, and by arranging the power storage device 5, when the knocking balls 41 knock on the outer wall of the experimental barrel 1, the pull rod 53 is pulled to the outside of the contraction cabin 54, the pull rod 53 drives the slider 52 to move towards the outside far away from the knocking ball 41, the slider 52 drives the elastic rod 51 to move towards the side far away from the knocking ball 41, the elastic rod 51 slides on the outer wall of the power storage rod 58 through the displacement sleeve 55, the power storage spring 57 is compressed, the displacement sleeve 55 is pulled outwards to the maximum extent, the pull rod 53 is loosened, the concave end of the elastic rod 51 moves towards the side close to the knocking ball 41 under the action of the elastic force of the power storage spring 57, the elastic rod 51 generates a violent impact action on the elastic rod 51, the knocking ball 41 is ejected from the clamping groove 44, the impacted knocking ball 41 performs a knocking action on the outer wall of the experimental barrel 1, therefore, the power storage device 5 is arranged, the effect that the elastic rod 51 can be stored by pulling the pull rod 53 is realized, the elastic rod 51 generates a violent impact on the knocking ball 41 after the concave force is stored, knock out the ball 41 striking of block in block groove 44, knock ball 41 after the striking strikes 1 outer wall of experiment bucket again, has further improved the efficiency of concrete experiment, has further reduced experimenter's intensity of labour, through setting up scale plate 3, when carrying out the altitude mixture control to the concrete, highly direct and scale plate 3 with the concrete are compared, record experimental data, accomplish the experiment and detect.

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

1. Cement detection device, including experiment bucket (1) and elevating system (2), experiment bucket (1) is a hollow horn form staving that the mouth diameter is one hundred millimeters, end opening diameter is two hundred millimeters, highly is three hundred millimeters, and experiment bucket (1) sets up on elevating system (2), its characterized in that: the lifting mechanism (2) comprises a bottom plate (21), a top plate (22) and guide rods (23), the bottom plate (21) and the top plate (22) are disc-shaped, the number of the guide rods (23) is five, the five guide rods (23) are obliquely and fixedly installed between the top end of the bottom plate (21) and the bottom end of the top plate (22), the five groups of guide rods (23) are distributed in an annular array manner, the top ends of the five guide rods (23) gradually contract upwards to be close to each other, the top plate (22) is located on the front side of an axial symmetry central line in the vertical direction of the bottom plate (21), the experiment barrel (1) is located on an axial symmetry central line in the vertical direction of the top plate (22), a lifting plate (27) is fixedly installed on the outer wall of the rear side of the experiment barrel (1), a threaded hole is formed in the vertical direction of the lifting plate (27), a servo motor (28) is fixedly installed on the rear side of the top plate (22), and, the output of servo motor (28) passes through roof (22) wall through the bearing activity, and the output fixedly connected with of roof (22) rotates post (29), rotate post (29) outer wall set up screw thread, the top of bearing movable mounting in bottom plate (21) is passed through to the bottom of rotating post (29), and lifter plate (27) threaded connection is on the outer wall of rotating post (29), experiment bucket (1) outer wall bottom fixed mounting has five groups and is first telescopic link (25) that the annular array distributes, and the equal fixed mounting in top of keeping away from experiment bucket (1) outer wall in five groups first telescopic link (25) has sliding sleeve (24), five groups sliding sleeve (24) are movable sleeve respectively on guide bar (23) outer wall that corresponds, the outer wall of five groups first telescopic link (25) has all cup jointed extrusion spring (26).

2. The cement detecting apparatus according to claim 1, characterized in that: all be provided with knocking device (4) on guide bar (23), knocking device (4) is including hitting ball (41) and pendulum rope (42), hits ball (41) fixed mounting in the bottom of pendulum rope (42) in hitting, storage bin (43) have all been seted up on one side wall that five guide bar (23) are close to experiment bucket (1), the top fixed mounting of pendulum rope (42) is in storage bin (43) intracavity bottom, storage bin (43) intracavity bottom inner wall set up with hit ball (41) each other spacing and block slot (44) of block, block slot (44) are the arc.

3. The cement detecting apparatus according to claim 2, wherein: the five guide rods (23) are respectively provided with a force accumulating device (5) for carrying out elastic emission on knocking balls (41), each force accumulating device (5) comprises an elastic rod (51), the bottom wall surface of the outer side, far away from the experimental barrel (1), of each guide rod (23) is provided with a contraction bin (54), the middle wall surface of each contraction bin (54) is provided with a sliding hole (56) communicated with the storage bin (43), each elastic rod (51) is a cylinder, each elastic rod (51) is clamped in the corresponding sliding hole (56), the outer wall of one side, close to the knocking balls (41), of each elastic rod (51) is concave arc, the outer wall of one side, far away from the knocking balls (41), of each elastic rod (51) is fixedly provided with a sliding block (52), each sliding block (52) is clamped in the corresponding contraction bin (54), the outer wall of one side, far away from the elastic rods (51), of each sliding block (52) is fixedly provided with a pull rod (53), the concave end of each elastic rod (51) extends into the corresponding storage bin (43), and the concave end of each elastic rod (, equal fixed mounting in the upper and lower both ends that elasticity pole (51) are close to strike batting (41) one side outer wall has displacement cover (55), spout (59) that correspond each other with displacement cover (55) position are all seted up to both sides about slide opening (56) inner wall, equal level fixed mounting has in two spout (59) holds power pole (58), and displacement cover (55) activity cup joints on corresponding power pole (58) outer wall, holds power pole (58) and keeps away from the outer wall of striking batting (41) one side and cup joint power spring (57).

4. The cement detecting apparatus according to claim 1, characterized in that: the device comprises a top plate (22), a pressing device (6) for pressing and grinding the concrete in a cavity of an experimental barrel (1) is arranged at the bottom of the top plate (22), the pressing device (6) comprises a second telescopic rod (61), a linkage disc (65) and a pressing barrel (64), the second telescopic rod (61) is fixedly installed at the central position of the bottom of the top plate (22), the bottom end of the second telescopic rod (61) is movably connected with an adjusting rod (62) through a bearing, the pressing barrel (64) is a hollow disc body, the linkage disc (65) is located at the position of the center of the inner cavity of the pressing barrel (64), the outer wall of the bottom of the adjusting rod (62) movably penetrates through the wall surface of the center of the top of the pressing barrel (64) through the bearing, and the linkage disc (, the bottom end of the adjusting rod (62) is movably arranged on the inner bottom wall surface of the cavity of the pressing cylinder (64) through a bearing, and the outer wall of the bottom of the adjusting rod (62) is fixedly connected with the inner wall of the central position of the linkage disk (65).

5. The cement detecting apparatus according to claim 4, wherein: the outer walls of the second telescopic rod (61) and the adjusting rod (62) are sleeved with a tension spring (63), the top of the tension spring (63) is fixedly connected to the wall surface of the bottom of the top plate (22), the bottom end of the tension spring (63) is fixedly installed on the wall surface of the top of the pressing cylinder (64), and the inner wall of the tension spring (63) is not in contact with the outer wall of the adjusting rod (62).

6. The cement detecting apparatus according to claim 4, wherein: be provided with nine groups on pressing a section of thick bamboo (64) wall and be press platen (68) that annular array distributes, press platen (68) are fan-shaped, press platen (68) outer wall to set up nine groups through-hole (7) that are annular array and distribute, press platen (68) arc wall shorter one side to pass through-hole (7) and press platen (68) arc wall shorter one side and be located pressing a section of thick bamboo (64) intracavity, press platen (68) to be located and press a section of thick bamboo (64) intracavity one side wall on fixed mounting have limiting plate (69).

7. The cement detecting apparatus according to claims 4 and 6, wherein: linkage dish (65) outer wall is provided with nine sets and is swinging arms (66) that the annular array distributes, swinging arms (66) are the cylinder pole, the equal fixed mounting in both ends of swinging arms (66) has turning ball (67), nine sets of ball grooves that are the annular array and distribute are seted up to linkage dish (65) outer wall, and turning ball (67) block of swinging arms (66) one end is at the ball inslot, the rotation groove has been seted up to one side outer wall that limiting plate (69) are close to linkage dish (65), and turning ball (67) block of the swinging arms (66) other end is at the rotation inslot of limiting plate (69) outer wall.

8. The cement detecting apparatus according to claim 1, characterized in that: nine groups all be provided with stabilizing mean (8) between pressing board (68) and pressing a section of thick bamboo (64) inner wall, stabilizing mean (8) include third telescopic link (81), firm spring (82) and firm board (83), the quantity of firm board (83) is two on every group pressing board (68), two firm board (83) fixed mounting respectively are in the both sides of pressing board (68) outer wall, and two firm board (83) are located pressing a section of thick bamboo (64) intracavity, third telescopic link (81) fixed mounting is between firm board (83) and pressing a section of thick bamboo (64) inner wall, firm spring (82) cup joint on the outer wall of third telescopic link (81).

9. The cement detecting apparatus according to claim 1, characterized in that: the left side and the right side of the top of the bottom plate (21) are fixedly provided with scale plates (3).