Automatic cement sampler

Abstract

The utility model discloses an automatic cement sampler which comprises a mounting shell, uniformly distributed conveying pipes are fixed on the outer wall of one side of the mounting shell, a rotating shaft is connected inside the conveying pipes through bearings, an auger plate is fixed on the outer wall of the rotating shaft, the auger plate is located inside the conveying pipes, and one end of the rotating shaft extends into the mounting shell and is fixedly provided with a worm wheel. A worm is connected into the mounting shell through a bearing and meshed with the worm gear, a motor is fixed to the outer wall of one side of the mounting shell, one end of an output shaft of the motor is connected with the worm through a key, and a discharging pipe is welded to the outer wall of the bottom of the end, close to the mounting shell, of the conveying pipe. According to the cement sampling device, the multiple auger plates are driven by the worm to rotate synchronously, so that the effect of cement multi-point sampling can be achieved at a time, cement is more representative during sampling, and the effect of better sampling during cement production is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of cement samplers, in particular to an automatic cement sampler. Background Art

[0002] Cement is a building material made by calcining aluminum oxide, silicon oxide, calcium oxide, iron oxide and magnesium oxide together in a kiln and grinding them into extremely fine powder. After production, cement needs to be sampled and tested to ensure its pass rate.

[0003] Chinese Patent No. 201921744215.9 discloses a sampling device for cement production line, including a motor, a cylinder, a collection bottle and an electric push rod. The motor rotates forward to drive the spiral blades on the rotating shaft to rotate, so that the cement on the cement production line is lifted upward in the cylinder driven by the spiral blades. The cement lifted upward in the cylinder is further discharged through the discharge port of the cylinder and further enters the collection bottle along the discharge pipe. When the cement sampling device in the above patent is used, it can only sample cement at a single point, resulting in poor representativeness of cement sampling, thereby reducing the sampling effect. Therefore, it is urgent to design a cement automatic sampler to solve the above problems. Utility Model Content

[0004] The utility model aims to provide a cement automatic sampler to solve the above-mentioned deficiencies in the prior art.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A cement automatic sampler comprises a mounting shell, an outer wall of one side of the mounting shell is fixed with a uniformly distributed conveying pipe, the interior of the conveying pipe is connected with a rotating shaft via a bearing, an outer wall of the rotating shaft is fixed with an auger plate, the auger plate is located inside the conveying pipe, one end of the rotating shaft extends to the interior of the mounting shell where a worm gear is fixed, the interior of the mounting shell is connected with a worm via a bearing, the worm gear is meshed with the worm gear, a motor is fixed to the outer wall of one side of the mounting shell, one end of the output shaft of the motor is connected to the worm via a key, and a discharge pipe is welded to the bottom outer wall of the conveying pipe near one end of the mounting shell.

[0007] Furthermore, a mounting ring is welded to the outer wall of the conveying pipe, a mounting hole is opened on the outer wall of one side of the mounting ring, and the mounting ring is located on a side of the discharge pipe away from the mounting shell.

[0008] Furthermore, an air inlet pipe is provided at the bottom of the mounting shell, and one side of the air inlet pipe is rotatably connected with evenly distributed sealing covers, and the sealing covers are adapted to the discharge pipe.

[0009] Furthermore, a quick connector is fixed at one end of the air intake pipe, a connecting rope is fixed between the air intake pipe and the mounting shell, a connecting pipe 2 is welded to an outer wall of one side of the air intake pipe, a connecting pipe 1 is welded to an outer wall of one side of the sealing cover, a rotating tube is integrally formed at one end of the connecting pipe 1, and the rotating tube is inserted into the interior of the connecting pipe 2.

[0010] Furthermore, an oil inlet nozzle is fixed to the top outer wall of the mounting shell, and a sealing cover is threadedly connected to the top of the oil inlet nozzle.

[0011] Furthermore, an annular groove is provided on the outer wall of the rotating tube, a limiting column is inserted into the outer wall of one side of the connecting tube 2, and one end of the limiting column extends to the inside of the annular groove.

[0012] Furthermore, a sealing ring is fixed inside the second connecting tube, and the sealing ring is sleeved on the outside of the rotating tube. The sealing ring is located on the side of the annular groove away from the first connecting tube.

[0013] In the above technical scheme, the utility model provides an automatic cement sampler, which has the following beneficial effects: a worm is set to drive multiple auger plates to rotate synchronously, so that the effect of multi-point cement sampling can be achieved at one time, making the cement more representative during sampling and achieving better cement sampling during production; the protective cover is threadedly connected to the discharge pipe, so that when compressed air is introduced into the interior of the air inlet pipe, the compressed air can clean out the residual cement sample in the conveying pipe, thereby avoiding the interference caused by residual cement during the next sampling; the oil inlet nozzle is set to add lubricating oil to the interior of the mounting shell, so that the meshing transmission between the worm wheel and the worm is lubricated, thereby reducing the wear between the worm and the worm wheel, thereby extending the service life of the sampler, and the protective cover can prevent foreign matter from entering the interior of the mounting shell from the oil inlet nozzle. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0015] Figure 1 The utility model provides an overall structural schematic diagram of an automatic cement sampler embodiment.

[0016] Figure 2 The present invention provides a schematic diagram of the internal structure of an automatic cement sampler embodiment of the present invention.

[0017] Figure 3The present invention is a structural schematic diagram of a connecting pipe provided in an embodiment of an automatic cement sampler of the present invention.

[0018] Figure 4 This is a schematic diagram of the enlarged structure of point A provided in an embodiment of an automatic cement sampler of the utility model.

[0019] Description of reference numerals:

[0020] 1 mounting shell, 2 conveying pipe, 3 motor, 4 worm, 5 rotating shaft, 6 auger plate, 7 worm wheel, 8 oil inlet nozzle, 9 protective cover, 10 discharge pipe, 11 mounting ring, 12 mounting hole, 13 air inlet pipe, 14 sealing cover, 15 quick connector, 16 connecting rope, 17 connecting pipe 1, 18 rotating pipe, 19 connecting pipe 2, 20 circular ring groove, 21 limiting column, 22 sealing ring. DETAILED DESCRIPTION

[0021] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0022] like Figure 1-4 As shown, an automatic cement sampler provided by an embodiment of the utility model includes a mounting shell 1, an outer wall of one side of the mounting shell 1 is fixed with a uniformly distributed conveying pipe 2, the interior of the conveying pipe 2 is connected with a rotating shaft 5 through a bearing, an outer wall of the rotating shaft 5 is fixed with an auger plate 6, the auger plate 6 is located inside the conveying pipe 2, one end of the rotating shaft 5 extends to the interior of the mounting shell 1 and a worm gear 7 is fixed thereto, the interior of the mounting shell 1 is connected with a worm 4 through a bearing, the worm 4 is meshed with the worm gear 7, a motor 3 is fixed to the outer wall of one side of the mounting shell 1, one end of the output shaft of the motor 3 is connected to the worm 4 through a key, and a discharge pipe 10 is welded to the bottom outer wall of the conveying pipe 2 near one end of the mounting shell 1.

[0023] Specifically, in this embodiment, a mounting shell 1 is included, and a uniformly distributed delivery pipe 2 is fixed to the outer wall of one side of the mounting shell 1. The number of the delivery pipes 2 is preferably three. The interior of the delivery pipe 2 is connected to a rotating shaft 5 through a bearing. An auger plate 6 is fixed to the outer wall of the rotating shaft 5, and one end of the auger plate 6 extends out of the delivery pipe 2. The auger plate 6 is located inside the delivery pipe 2, so that the auger plate 6 can transport cement to the interior of the delivery pipe 2 when it rotates. One end of the rotating shaft 5 extends to the interior of the mounting shell 1 and a worm gear 7 is fixed thereto. The interior of the mounting shell 1 is connected to a worm 4 through a bearing. The worm 4 meshes with the worm gear 7. When a worm 4 rotates, it can drive Three worm gears 7 rotate, and a motor 3 is fixed to the outer wall of one side of the mounting shell 1. One end of the output shaft of the motor 3 is connected to the worm 4 by a key, and the motor 3 is used to drive the worm 4 to rotate. A discharge pipe 10 is welded to the bottom outer wall of the conveying pipe 2 close to one end of the mounting shell 1, and cement sampled at different points flows out from different conveying pipes 2 respectively. A mounting ring 11 is welded to the outer wall of the conveying pipe 2, and a mounting hole 12 is opened on the outer wall of one side of the mounting ring 11. The mounting ring 11 is located on the side of the discharge pipe 10 away from the mounting shell 1. When in use, the mounting ring 11 is fixed to the cement conveying line, and the conveying pipe 2 is extended to the inside of the cement being conveyed.

[0024] The utility model provides an automatic cement sampler, which drives multiple auger plates 6 to rotate synchronously through a worm 4, thereby achieving the effect of multi-point cement sampling at one time, making the cement more representative during sampling, and achieving better sampling effects during cement production.

[0025] In another embodiment provided by the utility model, an air inlet pipe 13 is provided at the bottom of the mounting shell 1, and a sealing cover 14 evenly distributed is rotatably connected to one side of the air inlet pipe 13, and the sealing cover 14 is adapted to the discharge pipe 10, and the sealing cover 14 can be threadedly connected to the bottom end of the discharge pipe 10; a quick connector 15 is fixed to one end of the air inlet pipe 13, and the quick connector 15 can be quickly connected to the air outlet of the air pump, and a connecting rope 16 is fixed between the air inlet pipe 13 and the mounting shell 1, so that the air inlet pipe 13 is suspended at the bottom of the mounting shell 1, and a connecting pipe 2 19 is welded to the outer wall of one side of the air inlet pipe 13, and a connecting pipe 17 is welded to the outer wall of one side of the sealing cover 14, and a rotating pipe 18 is integrally formed at one end of the connecting pipe 17, and the rotating pipe 18 is inserted into the rotating pipe 18. The outer wall of the rotating tube 18 is connected to the inside of the connecting tube 19, and an annular groove 20 is provided. A limiting column 21 is inserted into the outer wall of one side of the connecting tube 19, and one end of the limiting column 21 extends to the inside of the annular groove 20. One end of the limiting column 21 is semicircular, and the limiting column 21 is fixed to the inside of the connecting tube 19, so that the rotating tube 18 can maintain a rotational connection relationship with the connecting tube 19, and the rotating tube 18 will not be separated from the connecting tube 19; a sealing ring 22 is fixed to the inside of the connecting tube 19, and the sealing ring 22 is sleeved on the outside of the rotating tube 18. The sealing ring 22 is located on the side of the annular groove 20 away from the connecting tube 17, and the sealing ring 22 is used to achieve a dynamic sealing effect between the rotating tube 18 and the connecting tube 19.

[0026] In another embodiment provided by the utility model, an oil inlet nozzle 8 is fixed to the top outer wall of the mounting shell 1, and a sealing cover 14 is threadedly connected to the top of the oil inlet nozzle 8. The oil inlet nozzle 8 can add lubricating oil to the interior of the mounting shell 1, so that the meshing transmission between the worm wheel 7 and the worm 4 is lubricated, thereby reducing the wear between the worm 4 and the worm wheel 7, thereby extending the service life of the sampler, and the protective cover 9 can prevent foreign matter from entering the interior of the mounting shell 1 through the oil inlet nozzle 8.

[0027] Working principle: When in use, the mounting ring 11 is bolted to the cement conveying line, and the conveying pipe 2 is extended to the inside of the cement, and the worm 4 is driven by the motor 3 to rotate, so that the worm 4 drives multiple worm gears 7 and multiple rotating shafts 5 to rotate, and the rotation of the rotating shaft 5 drives the auger plate 6 to rotate, so that multiple auger plates 6 can simultaneously sample the cement powder inside the cement pipe, and the samples flow out from different discharge pipes 10, thereby completing the effect of simultaneous sampling of cement at multiple points; when it is necessary to clean the residual cement inside the conveying pipe 2, first reverse the motor 3 so that the auger plate 6 discharges the residual cement inside the conveying pipe 2 into the cement conveying line, and then threadably connect the sealing cover 14 to the discharge pipe 10, and connect the quick connector 15 to the air outlet of the air pump, so that the compressed air generated by the air pump can be blown from the discharge pipe 10 to the inside of the conveying pipe 2, thereby achieving a cleaner effect of cleaning the residual cement inside the conveying pipe 2, and preventing the residual cement from interfering with the next sampling.

[0028] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A cement automatic sampler, characterized in that: The utility model comprises a mounting shell (1), wherein a uniformly distributed conveying pipe (2) is fixed to an outer wall of one side of the mounting shell (1), the interior of the conveying pipe (2) is connected to a rotating shaft (5) via a bearing, an auger plate (6) is fixed to the outer wall of the rotating shaft (5), the auger plate (6) is located inside the conveying pipe (2), one end of the rotating shaft (5) extends to the interior of the mounting shell (1) and a worm gear (7) is fixed thereto, the interior of the mounting shell (1) is connected to a worm gear (4) via a bearing, the worm gear (4) is meshed with the worm gear (7), a motor (3) is fixed to an outer wall of one side of the mounting shell (1), one end of the output shaft of the motor (3) is connected to the worm gear (4) via a key, and a discharge pipe (10) is welded to the bottom outer wall of the conveying pipe (2) near one end of the mounting shell (1).

2. A cement automatic sampler according to claim 1, characterized in that: A mounting ring (11) is welded to the outer wall of the conveying pipe (2), a mounting hole (12) is opened on one side of the outer wall of the mounting ring (11), and the mounting ring (11) is located on the side of the discharge pipe (10) away from the mounting shell (1).

3. A cement automatic sampler according to claim 1, characterized in that: An air inlet pipe (13) is provided at the bottom of the installation shell (1), and one side of the air inlet pipe (13) is rotatably connected to evenly distributed sealing covers (14), and the sealing covers (14) are compatible with the discharge pipe (10).

4. A cement automatic sampler according to claim 3, characterized in that: A quick connector (15) is fixed to one end of the air intake pipe (13), a connecting rope (16) is fixed between the air intake pipe (13) and the mounting shell (1), a connecting pipe 2 (19) is welded to one side outer wall of the air intake pipe (13), a connecting pipe 1 (17) is welded to one side outer wall of the sealing cover (14), a rotating pipe (18) is integrally formed at one end of the connecting pipe 1 (17), and the rotating pipe (18) is plugged into the interior of the connecting pipe 2 (19).

5. The cement automatic sampler according to claim 1, characterized in that: An oil inlet nozzle (8) is fixed to the top outer wall of the mounting shell (1), and a sealing cover (14) is threadedly connected to the top of the oil inlet nozzle (8).

6. A cement automatic sampler according to claim 4, characterized in that: The outer wall of the rotating tube (18) is provided with an annular groove (20), and a limiting column (21) is inserted into the outer wall of one side of the connecting tube (19), and one end of the limiting column (21) extends to the inside of the annular groove (20).

7. A cement automatic sampler according to claim 6, characterized in that: A sealing ring (22) is fixed inside the second connecting pipe (19), and the sealing ring (22) is sleeved on the outside of the rotating pipe (18). The sealing ring (22) is located on the side of the annular groove (20) away from the first connecting pipe (17).

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