Online sampling device at belt head wheel

Abstract

The utility model discloses an on-line sampling device at a belt head wheel, which comprises a belt, a dust cover and a sampling assembly, the belt and the sampling assembly are both arranged in the dust cover, the sampling assembly comprises a sample receiving box, a sampling hopper and a telescopic cylinder, one end of the sampling hopper is rotatably arranged in the dust cover below the belt head wheel through two groups of rotating shafts, and the other end of the sampling hopper is connected with the telescopic cylinder. The sample receiving box is laterally drawn and movably mounted in the dust cover, two ends of the telescopic cylinder are movably hinged to the bottom of the sampling hopper, the sampling hopper rotates along the rotating shaft through the telescopic cylinder, and the bottom of the sampling hopper is attached to the sample receiving box at the highest limiting position. The sampling device has the advantages that a whole section of complete material can be sampled, the sampling result is representative, the hidden danger that a shovel falls off during manual sampling is avoided, the sampling device is convenient and safe, and a belt does not need to be stopped.

Description

TECHNICAL FIELD

[0001] The utility model relates to material sampling technical field, especially a kind of online sampling device at belt head wheel. BACKGROUND

[0002] In the process of belt conveying material, sampling detection is needed to material at belt head wheel. At present, it is mostly artificial sampling mode, which is manually using a shovel, inserting the shovel into the dust cover through the observation port to sample. This manual sampling method is time-consuming and laborious, and there is a risk of the shovel falling during sampling. Moreover, due to the uneven distribution of particle size of the material on the belt, the width of the shovel is smaller than the width of the material surface, so it is impossible to take a complete section of material at one time, resulting in that the sampling result is not representative. Therefore, it is necessary to study an online sampling device at belt head wheel. SUMMARY

[0003] The utility model aims to provide an online sampling device at belt head wheel, which can sample a complete section of material, the sampling result is representative, there is no risk of the shovel falling during manual sampling, it is convenient and safe, and the belt does not need to be stopped.

[0004] The above technical purpose of the utility model is achieved by the following technical scheme:

[0005] An online sampling device at belt head wheel, characterized in that it comprises a belt, a dust cover and a sampling assembly, the belt and the sampling assembly are arranged in the dust cover, the sampling assembly comprises a sampling box, a sampling bucket and a telescopic cylinder, one end of the sampling bucket is rotatably installed in the dust cover below the belt head wheel through two groups of rotating shafts, the sampling box is laterally pullably movably installed in the dust cover, the telescopic cylinder is movably hinged at both ends to the bottom of the sampling bucket, the sampling bucket rotates along the rotating shaft through the telescopic cylinder, and the bottom of the sampling bucket is attached to the sampling box at the highest limit position.

[0006] Preferably, the bottom of the telescopic cylinder is movably hinged to a hinged seat, the bottom of the hinged seat is fixedly installed with a mounting seat through bolts, and the mounting seat is horizontally installed in the dust cover.

[0007] Preferably, a movable seat is fixedly installed at the center of the bottom of the sampling bucket, and the movable seat is movably hinged to the output end of the telescopic cylinder.

[0008] Preferably, the maximum rotation angle of the sampling bucket is 60°.

[0009] Preferably, the bottom of the sampling bucket is provided with an opening, a baffle is protrudingly arranged at the top of the sampling bucket, the baffle is close to the bottom of the belt at the high limit position, and a gap is arranged between the baffle and the belt.

[0010] Preferably, the sample receiving box is overall inverted trapezoidal structure, and one side of the sample receiving box is matched with the bottom of the sampling bucket at the high limiting position.

[0011] Preferably, the dust cover is provided with an opening of the same size on one side of the sample receiving box, and the sample receiving box is provided with a handle on one side of the opening.

[0012] Preferably, the dust cover is provided with two groups of guide rails on both sides of the sample receiving box, a plurality of groups of T-shaped limiting blocks are equidistantly arranged on the guide rails, T-shaped grooves are formed in both sides of the sample receiving box corresponding to the T-shaped limiting blocks, and the T-shaped limiting blocks are movably clamped in the T-shaped grooves.

[0013] Preferably, the dust cover is provided with an observation window opposite the belt head wheel.

[0014] Preferably, the width of the sampling bucket is greater than the width of the belt, and the width of the sample receiving box is greater than the width of the sampling bucket.

[0015] In summary, the utility model has the following beneficial effects: the utility model drives the sampling bucket to rotate through the telescopic air cylinder, realizes complete sampling of a whole section of material on the belt, the sampling result is representative, meanwhile, manual sampling by using a shovel is not needed, and it is more convenient and safe, after observing that sampling is completed through the observation window, the sampling box covered with material samples can be drawn out and detected, the belt does not need to be stopped, and the efficiency is higher. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 is the initial state structure schematic view of the utility model;

[0017] Figure 2 is the sampling state structure schematic view of the utility model. DETAILED DESCRIPTION

[0018] The specific embodiments of the utility model will be further described in combination with the drawings, and the embodiments do not constitute limitation on the utility model.

[0019] The specific embodiments are only an explanation of the utility model, and are not limitation on the utility model, and the person skilled in the art can make non-creative contribution modification according to the needs after reading the specification, but as long as it is in the claim range of the utility model, it is protected by the patent law.

[0020] In the description of the utility model, it is understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like is the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0021] In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" can explicitly or implicitly include one or more of the features. In the description of the utility model, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0022] In the utility model, unless otherwise specifically defined and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrated; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through intermediate medium, or the communication or interaction relationship between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0023] In the utility model, unless otherwise specifically defined and limited, the first feature is "on" or "under" the second feature, which can be direct contact between the first and second features, or indirect contact between the first and second features through intermediate medium. Moreover, the first feature "above", "above" and "above" the second feature can be directly above or obliquely above the first feature, or only indicate that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" the second feature can be directly below or obliquely below the first feature, or only indicate that the horizontal height of the first feature is less than that of the second feature.

[0024] As Figure 1 And 2The utility model provides an online sampling device at one belt head wheel, including belt 1, dust cover 2 and sampling assembly, belt 1 and sampling assembly are all arranged in dust cover 2, sampling assembly includes sample receiving box 3, sampling bucket 4 and telescopic cylinder 5, sampling bucket 4 one end is rotatably installed in dust cover 2 below the head wheel of belt 1 through two groups of pivot 6, sample receiving box 3 is laterally pullably movably installed in dust cover 2, and the both ends of telescopic cylinder 5 are movably hinged with the bottom of sampling bucket 4, and sampling bucket 4 rotates along pivot 6 through telescopic cylinder 5, and the bottom of sampling bucket 4 is attached with sample receiving box 3 at the highest limit.

[0025] The bottom of telescopic cylinder 5 is movably hinged with a hinged seat 7, and the bottom of hinged seat 7 is fixedly installed with a mounting seat 8 through bolts, and the mounting seat 8 is horizontally installed in dust cover 2.

[0026] The bottom of sampling bucket 4 is fixedly installed with a movable seat 9 in the center, and the movable seat 9 is movably hinged with the output end of telescopic cylinder 5, and the maximum rotation angle of sampling bucket 4 is 60 °.

[0027] The bottom of sampling bucket 4 is provided with an opening, and the top of sampling bucket 4 is provided with a baffle 10 protruding, and the baffle 10 is close to the bottom of belt 1 at the high limit, and a gap is provided between the baffle 10 and the belt 1.

[0028] The side of sample receiving box 3 is attached with the bottom of sampling bucket 4 at the high limit.

[0029] Dust cover 2 is provided with an opening of the same size on one side of sample receiving box 3, and sample receiving box 3 is provided with a handle 11 on one side of the opening.

[0030] Two groups of guide rails 12 are arranged on both sides of sample receiving box 3 inside dust cover 2, and a plurality of T-shaped limiting blocks 13 are arranged at equal intervals on the guide rails 12, and T-shaped grooves 14 are arranged on both sides of sample receiving box 3 corresponding to the T-shaped limiting blocks 13, and the T-shaped limiting blocks 13 are movably clamped in the T-shaped grooves 14.

[0031] Dust cover 2 is provided with an observation window 15 opposite the head wheel of belt 1.

[0032] The width of sampling bucket 4 is greater than the width of belt 1, and the width of sample receiving box 3 is greater than the width of sampling bucket 4.

[0033] The utility model discloses a telescopic cylinder drive sampling bucket rotates, realizes the complete sampling of the material on the belt, and the sampling result is representative, and simultaneously, without manual sampling with a shovel, it is more convenient and safe, just through the observation window observation sampling is completed, can draw out the sample receiving box that is covered with material sample and carries out the detection, does not need to stop using the belt, and the efficiency is higher.

[0034] The above merely describes preferred embodiments of the present application, and is not intended to limit the present application. Those skilled in the art can make various modifications or equivalent replacements to the present application within the spirit and protection scope of the present application, and such modifications or equivalent replacements shall also be considered to fall within the protection scope of the technical scheme of the present application.

Claims

1. An online sampling device for a belt pulley, characterized in that, The device includes a belt, a dust cover, and a sampling assembly. Both the belt and the sampling assembly are housed within the dust cover. The sampling assembly includes a sample receiving box, a sampling hopper, and a telescopic cylinder. One end of the sampling hopper is rotatably mounted within the dust cover below the belt pulley via two sets of rotating shafts. The sample receiving box is laterally pulled and movably mounted within the dust cover. Both ends of the telescopic cylinder are movably hinged to the bottom of the sampling hopper. The sampling hopper rotates along the rotating shaft via the telescopic cylinder, and the bottom of the sampling hopper is in contact with the sample receiving box at its highest limit position.

2. The online sampling device at the belt pulley according to claim 1, characterized in that: The bottom of the telescopic cylinder is movably hinged to a hinge seat, and a mounting seat is fixedly installed at the bottom of the hinge seat by bolts. The mounting seat is horizontally installed inside the dust cover.

3. The online sampling device at the belt pulley according to claim 1, characterized in that: A movable seat is fixedly installed at the center of the bottom of the sampling hopper, and the movable seat is movably hinged to the output end of the telescopic cylinder.

4. The online sampling device at the belt pulley according to claim 1, characterized in that: The maximum rotation angle of the sampling bucket is 60°.

5. The online sampling device at the belt pulley according to claim 1, characterized in that: The bottom of the sampling hopper is provided with an opening, and a baffle is provided protruding from the top of the sampling hopper. The baffle is close to the bottom of the belt at the high limit position and there is a gap between the baffle and the belt.

6. The online sampling device at the belt pulley according to claim 1, characterized in that: The sample receiving box has an overall inverted trapezoidal structure, and one of its sloping sides is fitted with the bottom of the sampling hopper at the high limit position.

7. The online sampling device at the belt pulley according to claim 1, characterized in that: The dust cover has an opening of the same size on one side of the sample receiving box, and the sample receiving box has a handle on one side of the opening.

8. The online sampling device at the belt pulley according to claim 1, characterized in that: Inside the dust cover, two sets of guide rails are provided on both sides of the sample receiving box. Multiple sets of T-shaped limiting blocks are equally spaced on the guide rails. T-shaped grooves are opened on both sides of the sample receiving box corresponding to the T-shaped limiting blocks, and the T-shaped limiting blocks are movably locked in the T-shaped grooves.

9. The online sampling device at the belt pulley according to claim 1, characterized in that: The dust cover has an observation window located opposite the belt pulley.

10. The online sampling device at the belt pulley according to claim 1, characterized in that: The width of the sampling hopper is greater than the width of the belt, and the width of the sample receiving box is greater than the width of the sampling hopper.

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