CN209961525U

CN209961525U - Powder sampling device in concrete production

Info

Publication number: CN209961525U
Application number: CN201920380662.4U
Authority: CN
Inventors: 高军
Original assignee: Xi'an Haitian Building Materials Co Ltd
Current assignee: Xi'an Haitian Building Materials Co Ltd
Priority date: 2019-03-23
Filing date: 2019-03-23
Publication date: 2020-01-17
Anticipated expiration: 2029-03-23

Abstract

The utility model relates to a powder sampling device in concrete production, which relates to the field of sampling devices and comprises a base, wherein a material taking pipe is arranged on the base, a spiral feeding rotating shaft is rotationally connected in the material taking pipe, a driving device is arranged on the base and drives the spiral feeding rotating shaft to rotate, the driving device comprises a rocker arranged on the base, an arc-shaped rack is arranged on the rocker, the driving device also comprises a speed change gear set arranged on the base, the rack is rotationally connected with the speed change gear set, a discharge port is arranged on the side wall of the upper end of the material taking pipe, the discharge port is connected with a material taking bin, the device is fixed in the powder bin when in use, the arc-shaped rack is enabled to continuously drive the speed change gear set to rotate through the repeated motion of the rocker, then the spiral feeding rotating shaft is driven to rotate, then, the material is got to the completion, adopts rocker manual drive, and the structure is simple and practical more.

Description

Powder sampling device in concrete production

Technical Field

The utility model belongs to the technical field of sampling device and specifically relates to a powder sampling device in concrete production is related to.

Background

Concrete is the most widely used artificially-prepared building material in the world at present. With the continuous development of economy, the building industry in China develops rapidly, the construction amount of infrastructure is increased or decreased continuously, concrete is used as one of the building materials with the largest use amount in modern building engineering, and the demand of the concrete is increased rapidly. In particular, super high-rise buildings have strict requirements on the high performance of concrete.

The demand of concrete is suddenly leaped forward, and the raw materials input proportion when the concrete disposes directly influences the closely knit nature and the fastness of concrete, consequently need pass through a large amount of lab scale, pilot scale many times during the configuration to design the concrete mix proportion that meets the requirements, need follow powder jar and take a sample many times and detect, but the sample in the powder needs the manual work to stretch into the powder and take a sample with collecting the box, and the powder causes the damage to the people hand easily.

The utility model discloses a powder sampling device in concrete production as disclosed in the utility model discloses a chinese utility model patent of publication number CN208187788U, including removing the base, remove the ascending two pairs of hydraulic telescoping rod of the flexible end of base upper surface fixed connection, it is a pair of hydraulic telescoping rod's flexible end fixedly connected with rectangle sampling box, rectangle sampling box upper surface center department fixedly connected with L type backup pad, the processing of L type backup pad upper surface left end has circular opening, the sampling tube is put with circular opening assorted vertical to surface fixed connection under the L type backup pad, the embedded decurrent rotating electrical machines of rotatory end that is equipped with of circular opening, rotating electrical machines's rotatory end fixedly connected with erect the helical conveying axle of sampling tube assorted.

However, the above-described technique has the following drawbacks: carry out sample detection to the powder, the quantity of powder is very little can detect, adopts hydraulic pressure lift and rotating electrical machines drive auger delivery axle to rotate and need be equipped with hydraulic system and electric power system specially, and the practicality is not strong.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a powder sampling device in concrete production, sample convenience, simple structure's effect.

The above object of the present invention can be achieved by the following technical solutions: the utility model provides a powder sampling device in concrete production, includes the base, be equipped with on the base and get the material pipe, it is connected with spiral feeding pivot to get the rotation of material intraductal, be equipped with the drive arrangement drive on the base spiral feeding pivot rotation, drive arrangement including set up in rocker on the base, be equipped with the arc rack on the rocker, drive arrangement still include be equipped with on the base with spiral feeding pivot rotates the change gear unit who is connected, the rack with change gear unit rotates to be connected, in it is equipped with the discharge gate to get material pipe upper end lateral wall, the discharge gate is connected with and gets the feed bin.

Implement above-mentioned technical scheme, be fixed in the powder storehouse with the device during the use, make the arc rack constantly drive change gear group through rocker motion repeatedly and rotate, drive then and state spiral feeding pivot rotation, then rise the powder in the powder storehouse along spiral feeding pivot to it rises along getting the material pipe, finally get the feed bin along the discharge gate entering in, the completion is got the material, adopts rocker manual drive, and the structure is simple and practical more.

The utility model discloses further set up to: the rocker is connected with the base through a torsion spring, and the torsion spring has a tendency of urging the rocker to be away from the speed change gear set.

By implementing the technical scheme, the rocker can be automatically driven to reset after the rocker moves towards the speed change gear set by arranging the torsion spring, so that more labor is saved.

The utility model discloses further set up to: the speed change gear set includes with the base rotates the first follow driving wheel of being connected, first follow driving wheel with the meshing of arc rack, first follow driving wheel axle center rotates and is connected with the second from the driving wheel, the second from the driving wheel with first follow concentric and diameter of driving wheel is greater than first follow driving wheel, spiral feeding pivot upper end fixing has the third from the driving wheel, the third from the driving wheel with the second is from the meshing of driving wheel, first from being equipped with the ratchet on the driving wheel, the second is equipped with to complex pawl from the driving wheel, the ratchet direction of rotation with arc rack underdrive the direction of motion of first follow driving wheel is the same.

Implement above-mentioned technical scheme, the rocker moves to speed gearset, drive arc rack and the first driven wheel rotation of meshing mutually, because ratchet and pawl overlap joint, make the second follow driving wheel and first driven wheel synchronous revolution, then drive and the second from the third of driving wheel meshing to rotate from the driving wheel, make spiral feeding pivot rotation then, keep away from speed gearset when the rocker, arc rack drives first driven wheel rotation, however the ratchet loosens with the pawl, the second is no longer with first driven wheel synchronous revolution from the driving wheel, so reciprocal, intermittent messenger spiral feeding pivot rotation, make the feeding control more easily.

The utility model discloses further set up to: the discharge gate with get the feed bin respectively be equipped with two symmetries set up in get material pipe upper end lateral wall both sides.

Implement above-mentioned technical scheme, the symmetry sets up two discharge gates and gets the feed bin, is convenient for carry out the ejection of compact simultaneously from getting material pipe upper end lateral wall both sides, avoids the powder to be extruded the compaction, and the ejection of compact is even easier.

The utility model discloses further set up to: the material taking bin is internally inserted with a material taking box, an end cover is inserted into the material taking bin along one side of the end face of the material taking box, the end cover is over against the side wall of the material taking box, and the opening of the discharge port faces the material taking box.

Implement above-mentioned technical scheme, when the powder along the discharge gate ejection of compact, fall into the material taking box afterwards, when getting the material and accomplish simultaneously, open the end cover along getting material storehouse one side, will get the material box and take out, set up the end cover and avoid getting the material box and drop, reduce the dust simultaneously.

The utility model discloses further set up to: the material taking box is provided with a glass window, and the end cover is provided with an arc-shaped observation port.

Implement above-mentioned technical scheme, set up the glass window and be convenient for detect the progress of getting the material at will, set up the viewing aperture and avoid sheltering from the glass window.

The utility model discloses further set up to: the rocker is a hollow steel pipe, and the tail end of the rocker is provided with an anti-skidding handle.

Implement above-mentioned technical scheme, set the rocker to hollow steel tube structure, alleviate holistic weight, this antiskid handle is convenient for the staff to operate simultaneously.

The utility model discloses further set up to: the base is square, and four corners of the base are provided with fixing screw holes.

Implement above-mentioned technical scheme, set up fixed screw and be convenient for fix base and feed bin, avoid rocking when using the rocker.

To sum up, the utility model discloses a beneficial technological effect does:

1. the utility model discloses a powder sampling device in concrete production, which comprises a base, a material taking pipe and a feeding rotating shaft, wherein the base is provided with a driving device for driving the spiral feeding rotating shaft to rotate, the driving device comprises a rocker arranged on the base, the rocker is provided with an arc-shaped rack, the driving device also comprises a speed-changing gear set, the rack is rotationally connected with the speed-changing gear set, the side wall of the upper end of the material taking pipe is provided with a discharge port, the discharge port is connected with the material taking chamber, therefore, the device is fixed on the powder chamber when in use, the arc-shaped rack is driven to continuously drive the speed-changing gear set to rotate through the repeated movement of the rocker, then the spiral feeding rotating shaft is driven to rotate, then the powder in the powder chamber rises along the spiral feeding rotating shaft, rises along the material taking pipe, finally, the rocker is adopted for manual driving, so that the structure is simpler and more practical;

2. the speed change gear set comprises a first driven wheel rotationally connected with the base, the first driven wheel is meshed with the arc-shaped rack, the axis of the first driven wheel is rotationally connected with a second driven wheel, the second driven wheel is concentric with the first driven wheel, the diameter of the second driven wheel is larger than that of the first driven wheel, a third driven wheel is fixed at the upper end of the spiral feeding rotating shaft, the third driven wheel is meshed with the second driven wheel, a ratchet wheel is arranged on the first driven wheel, a pawl matched with the second driven wheel in the opposite direction is arranged on the second driven wheel, the rotation direction of the ratchet wheel is the same as the movement direction of the arc-shaped rack for driving the first driven wheel downwards, the rocker moves towards the speed change gear set to drive the arc-shaped rack and the meshed first driven wheel to rotate, and the ratchet wheel is lapped with the pawl to enable the second driven, then drive and follow the third of driving wheel meshing with the second and rotate from the driving wheel, impel spiral feeding pivot rotation then, keep away from change gear unit as the rocker, the arc rack drives first driven wheel and rotates, however ratchet and pawl pine take off, and the second is no longer with first driven wheel synchronous revolution from the driving wheel, and is reciprocal so, intermittent impels spiral feeding pivot rotation, makes the feeding control more easily.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic sectional view of a portion a-a in fig. 1.

Fig. 3 is a schematic diagram of the explosion structure of the present invention.

In the figure: 1. a base; 2. fixing screw holes; 3. taking a material pipe; 4. a helical feed shaft; 5. a drive device; 6. a rocker; 8. a speed change gear set; 9. an arc-shaped rack; 10. a discharge port; 11. taking a storage bin; 12. a first driven wheel; 13. a second driven wheel; 14. a third driven wheel; 15. a ratchet wheel; 16. a pawl; 17. taking the material box; 18. an end cap; 19. an anti-slip handle; 20. a glass window; 21. a viewing port.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a powder sampling device in concrete production, which comprises a base 1, wherein the base 1 is square, fixing screw holes 2 are arranged at four corners of the base 1, so as to fix the base 1 with a storage bin and reduce the shaking, a material taking pipe 3 is arranged on the base 1, a spiral feeding rotating shaft 4 is rotatably connected with the material taking pipe 3, a driving device 5 is arranged on the base 1 to drive the spiral feeding rotating shaft 4 to rotate, the driving device 5 comprises a rocker 6 arranged on the base 1, the driving device 5 further comprises a speed change gear set 8 rotatably connected with the spiral feeding rotating shaft 4, the rocker 6 is connected with a base through a torsional spring, the torsional spring has the tendency of driving the rocker 6 to be away from the speed change gear set 8, an arc rack 9 is arranged on the rocker 6, the rack is rotatably connected with the speed change gear set 8, a discharge hole 10 is arranged on the, the discharge port 10 is connected with a material taking bin 11.

During the use, pass fixed screw 2 with the device and be fixed in the powder storehouse through the screw rod, make arc rack 9 constantly drive change gear group 8 through 6 repetitive motion of rocker and rotate, drive then and state 4 rotations of spiral feeding pivot, the torsional spring makes rocker 6 reset to change gear group 8 after moving automatically with rocker 6, powder in the powder storehouse rises along spiral feeding pivot 4, and rise along getting material pipe 3, finally get into along discharge gate 10 and get in the feed bin 11, the completion is got the material, adopt 6 manual drive of rocker, the structure is simple and practical more.

Referring to fig. 1 and 2, the upper end surface of the base 1 is further provided with a housing (not shown in the figures), which can prevent sundries from entering the speed change gear set 8, the speed change gear set 8 includes a first driven wheel 12 rotationally connected with the base 1, the first driven wheel 12 is meshed with the arc-shaped rack 9, the axis of the first driven wheel 12 is rotationally connected with a second driven wheel 13, the second driven wheel 13 is concentric with the first driven wheel 12 and has a diameter larger than that of the first driven wheel 12, a third driven wheel 14 is fixed at the upper end of the spiral feeding rotating shaft 4, the third driven wheel 14 is meshed with the second driven wheel 13, the first driven wheel 12 is provided with a ratchet 15, the second driven wheel 13 is provided with a pawl 16 which is matched with the second driven wheel, the rotation direction of the ratchet 15 is the same as the movement direction of the arc-shaped rack 9 driving the first driven wheel 12 downwards, the rocker 6 moves towards the, because the ratchet wheel 15 is lapped with the pawl 16, the second driven wheel 13 and the first driven wheel 12 are enabled to synchronously rotate, then the third driven wheel 14 meshed with the second driven wheel 13 is driven to rotate, then the spiral feeding rotating shaft 4 is enabled to rotate, when the rocker 6 is far away from the speed change gear set 8, the arc-shaped rack 9 drives the first driven wheel 12 to rotate, however, the ratchet wheel 15 and the pawl 16 are loosened, the second driven wheel 13 does not synchronously rotate with the first driven wheel 12 any more, the ratchet wheel 15 and the pawl 16 are arranged, so that the second driven wheel 13 is enabled to rotate in a single direction, the reciprocating is realized, the spiral feeding rotating shaft 4 is intermittently enabled to rotate, and feeding is enabled to be.

Referring to fig. 1, 2 and 3, the discharge port 10 is located at the upper end of the material taking pipe 3, the screw feeding rotating shaft 4 lifts the powder material and is easy to squeeze and compact at the upper end of the material taking pipe 3, the discharge port 10 and the material taking bin 11 are respectively provided with two symmetrical parts which are arranged at two sides of the side wall at the upper end of the material taking pipe 3, the material taking bin 11 is internally inserted with the material taking box 17, the material taking bin 11 is inserted with the end cover 18 along one side of the end surface of the material taking box 17, the end cover 18 is opposite to the side wall of the material taking box 17, the opening of the discharge port 10 faces the material taking box 17, the material taking box 17 is provided with the glass window 20, the end cover 18 is provided with the arc-shaped observation port 21, the end cover 18 is arranged to prevent the material taking box 17 from falling off and reduce dust, the glass window 20 is arranged to facilitate random detection of the, avoid the powder to be extruded the compaction, the ejection of compact is more even easy.

Referring to fig. 1, the rocker 6 is a hollow steel pipe, and the anti-slip handle 19 is arranged at the tail end of the rocker 6, so that the rocker 6 is of a hollow steel pipe structure, the overall weight is reduced, and meanwhile, the anti-slip handle 19 is convenient for a worker to operate.

Working process (principle): the utility model discloses a powder sampling device in concrete production, which comprises a base 1, a material taking pipe 3 and a feeding rotating shaft, wherein a driving device 5 is arranged on the base 1 to drive a spiral feeding rotating shaft 4 to rotate, the driving device 5 comprises a rocker 6 arranged on the base 1, an arc-shaped rack 9 is arranged on the rocker 6, the driving device 5 also comprises a speed change gear set 8, the rack is rotationally connected with the speed change gear set 8, a discharge port 10 is arranged on the upper side wall of the material taking pipe 3, the discharge port 10 is connected with a material taking bin 11, therefore, when in use, the device passes through a fixed screw hole 2 through a screw rod to be fixed on the powder bin, the rocker 6 moves towards the speed change gear set 8 to drive the arc-shaped rack 9 and a first driven wheel 12 which is meshed to rotate, a ratchet wheel 15 is lapped with a pawl 16 to promote a second driven wheel 13 to synchronously rotate with the first driven wheel 12, and, make spiral feeding pivot 4 rotation then, keep away from change gear 8 when rocker 6, arc rack 9 drives first from driving wheel 12 rotation, however ratchet 15 and pawl 16 pine take off, the second is no longer with first from driving wheel 12 synchronous rotation from driving wheel 13, set up ratchet 15 pawl 16 and realized making the second from driving wheel 13 unidirectional rotation, so reciprocal, intermittent messenger's spiral feeding pivot 4 rotation, the powder in the powder storehouse rises along spiral feeding pivot 4, and rise along getting material pipe 3, finally get into and get material box 17 in getting material storehouse 11 along discharge gate 10, accomplish and get the material after, open end cover 18, it gets material box 17 to take out, adopt rocker 6 manual drive, intermittent messenger's spiral feeding pivot 4 rotation, make the feeding more easily controlled, and convenient for sampling, and the structure is more simple and practical.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a powder sampling device in concrete production, includes base (1), be equipped with on base (1) and get material pipe (3), it is connected with spiral feeding pivot (4) to get material pipe (3) internal rotation, its characterized in that: be equipped with drive arrangement (5) drive on base (1) spiral feeding pivot (4) rotation, drive arrangement (5) including set up in rocker (6) on base (1), be equipped with arc rack (9) on rocker (6), drive arrangement (5) still include be equipped with on base (1) with spiral feeding pivot (4) rotate change gear unit (8) of being connected, the rack with change gear unit (8) rotate to be connected, in it is equipped with discharge gate (10) to get material pipe (3) upper end lateral wall, discharge gate (10) are connected with and get feed bin (11).

2. The powder sampling device in concrete production according to claim 1, characterized in that: the rocker (6) is connected with the base (1) through a torsion spring, and the torsion spring has a tendency of urging the rocker (6) to be away from the speed change gear set (8).

3. The powder sampling device in concrete production according to claim 2, characterized in that: the speed change gear set (8) comprises a first driven wheel (12) which is rotationally connected with the base (1), the first driven wheel (12) is meshed with the arc-shaped rack (9), the axle center of the first driven wheel (12) is rotationally connected with a second driven wheel (13), the second driven wheel (13) is concentric with the first driven wheel (12) and has a larger diameter than the first driven wheel (12), a third driven wheel (14) is fixed at the upper end part of the spiral feeding rotating shaft (4), the third driven wheel (14) is meshed with the second driven wheel (13), a ratchet wheel (15) is arranged on the first driven wheel (12), a pawl (16) matched with the second driven wheel (13) in the opposite direction is arranged on the second driven wheel, and the rotation direction of the ratchet wheel (15) is the same as the movement direction of the arc-shaped rack (9) for driving the first driven wheel (12) downwards.

4. The powder sampling device in concrete production according to claim 1, characterized in that: the discharge hole (10) and the material taking bin (11) are respectively provided with two symmetrical parts which are arranged on two sides of the side wall of the upper end of the material taking pipe (3).

5. The powder sampling device in concrete production according to claim 4, characterized in that: get feed bin (11) interpolation and have got magazine (17), it has end cover (18) to get feed bin (11) along it pegs graft on one side of feed bin (17) terminal surface, end cover (18) just are getting magazine (17) lateral wall, discharge gate (10) opening orientation get magazine (17).

6. The powder sampling device in concrete production according to claim 5, characterized in that: the material taking box (17) is provided with a glass window (20), and the end cover (18) is provided with an arc-shaped observation port (21).

7. The powder sampling device in concrete production according to claim 1, characterized in that: the rocker (6) is a hollow steel pipe, and the tail end of the rocker (6) is provided with an anti-skidding handle (19).

8. The powder sampling device in concrete production according to claim 1, characterized in that: the base (1) is square, and fixing screw holes (2) are formed in four corners of the base (1).