Automatic sealing device for powder material sampling bucket

By designing an automatic sealing device for powdery material sampling containers, the problems of inconvenient removal of sampling containers and dust scattering have been solved, achieving stability and sealing, reducing dust pollution and leakage, and protecting the environment and health.

CN224336131UActive Publication Date: 2026-06-09TIANRUI GRP ZHENGZHOU CEMENT CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
TIANRUI GRP ZHENGZHOU CEMENT CO LTD
Filing Date
2025-07-09
Publication Date
2026-06-09

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Abstract

The utility model relates to sealing device technical field, concretely relates to a kind of automatic sealing device of powder material sampling barrel, including adjustable height base, the upper portion of base is provided with support plate, the upper surface of support plate is provided with the sampling barrel body for receiving material, the top of sampling barrel body is detachably provided with receiving pipe, support device for fixing the height of sampling barrel body is provided between support plate and base, receiving pipe detachably arranged on the top of sampling barrel body and good sealing design, avoid the leakage of powder material in repeated sampling process, protect the environment, ensure the health of operator.
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Description

Technical Field

[0001] This utility model relates to the field of sealing device technology, specifically to an automatic sealing device for a powder material sampling bucket. Background Technology

[0002] Industrial production often involves the testing of powdered material content, such as cement, fly ash, and mineral powder. Currently, especially during the production of powdered materials, continuous sampling is required for testing at different stages of the product. Existing sampling devices include samplers located at the bottom of storage containers. These samplers can perform intermittent sampling throughout the production process according to the sampling time set by the system. Most existing sampling and storage devices simply place a container directly under the discharge pipe of the sampler. However, due to the varying heights of the sampling pipes, bricks or blocks are often used to elevate the sampling container to reduce dust dispersion during sampling, ensuring that the top of the sampling container is higher than the bottom of the sampling pipe. However, after sampling, the sampling container, due to its weight, cannot be easily removed. Furthermore, the lack of proper sealing in the sampling container increases the risk of powdered material leakage during repeated sampling, leaving residues in the external environment, polluting the environment and harming health. Therefore, this technical solution is proposed for improvement. Utility Model Content

[0003] The purpose of this invention is to overcome the shortcomings of existing technologies, such as the inconvenience of removing powdered materials during sampling and the scattering of dust, and to provide an automatic sealing device for powdered material sampling buckets.

[0004] To achieve the above objectives, the present invention adopts the following technical solution: an automatic sealing device for a powder material sampling bucket, comprising an adjustable height base, a support plate on the upper part of the base, a sampling bucket body for receiving materials on the upper surface of the support plate, a receiving pipe detachably provided on the top of the sampling bucket body, and a support device for fixing the height of the sampling bucket body between the support plate and the base.

[0005] Furthermore, the base is provided with feet at its lower part, and pads are provided at the bottom of the feet.

[0006] Furthermore, the support device includes a slide bar disposed on the upper surface of the base, and multiple slide bars are provided, with the support plate slidably disposed along the length direction of the slide bar.

[0007] Furthermore, a spring is wound around the bottom of the slide rod, and a pressure plate is provided on the side of the support plate protruding outward.

[0008] Furthermore, an adjustment rod is hinged to the side of the base, and a support block is provided on the side of the adjustment rod facing the support plate.

[0009] Furthermore, a torsion spring is provided at the bottom of the adjusting rod.

[0010] The beneficial effects of this utility model embodiment are as follows: A pad can be installed at the bottom of the base. By adjusting the height of the pad, the base can be kept level and stable, providing a solid installation foundation for the device. It also facilitates better adjustment of the angle of the sampling bucket body. The support plate can slide along the length of the sliding rod. An adjusting rod is hinged to the side of the base, and a support block is installed on the side of the adjusting rod facing the support plate. When the support plate is adjusted to a suitable height, the adjusting rod is rotated to make the support block contact the bottom of the support plate, thus providing stable support for the support plate and preventing it from falling due to the weight of the material during sampling, ensuring the stability of the sampling bucket body's height. The spring on the sliding rod prevents the support plate from directly impacting the base. If the receiving pipe cannot be completely detached from the sampler after the support rod is disengaged, the spring can be further compressed by pressing the pressure plate to disengage the receiving pipe, reducing dust dispersion during sampling. Simultaneously, the detachable receiving pipe at the top of the sampling bucket body and the excellent sealing design prevent leakage of powdery materials during repeated sampling, protecting the environment and ensuring the health of operators. Attached Figure Description

[0011] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0012] Figure 2 This is a front view structural diagram of the present utility model;

[0013] In the diagram: 1. Base; 101. Pad; 2. Support plate; 201. Slide rod; 202. Spring; 203. Pressure plate; 3. Sampling barrel body; 301. Receiving pipe; 4. Support rod; 401. Support block. Detailed Implementation

[0014] The preferred embodiments of the present invention will now be described with reference to the accompanying drawings. Those skilled in the art should understand that these embodiments are merely for explaining the technical principles of the present invention and are not intended to limit the scope of protection of the present invention.

[0015] See Figures 1 to 2 This utility model discloses an automatic sealing device for a powder material sampling bucket, which mainly includes an adjustable height base 1. The base 1 serves as the basic support structure for the entire device. It is equipped with feet at its lower part, and pads 101 can be installed at the bottom of the feet. By adjusting the height of the pads 101, the base 1 can be kept horizontal and stable, providing a solid installation foundation for the device. It also facilitates better adjustment of the angle of the sampling bucket body 3, thereby improving the sampling effect.

[0016] A support plate 2 is provided on the upper part of the base 1. The support plate 2 is used to support the sampling barrel body 3. A support device for fixing the height of the sampling barrel body 3 is provided between the support plate 2 and the base 1. The support device includes multiple sliding rods 201 provided on the upper surface of the base 1. The support plate 2 is provided with holes so that the support plate 2 can slide along the length direction of the sliding rods 201, so that the support plate 2 can move flexibly in the vertical direction. This allows the height of the sampling barrel body 3 to be easily adjusted according to the height of the sampling tube, so that the sampling barrel body 3 is close to the discharge pipe on the sampling machine, reducing the adjustment and adaptation time, reducing the scattering of powdery materials, reducing dust, and improving the use effect.

[0017] To further optimize the adjustment function of the support plate 2, a spring 202 is wound around the bottom of the slide rod 201. When the support plate 2 is pressed down, the spring 202 is compressed, and the support plate 2 slides downward along the slide rod 201. After the support plate 2 is released, the elastic force of the spring 202 will cause the support plate 2 to move upward. At the same time, a pressure plate 203 is provided on the side of the support plate 2 protruding outward. The operator can conveniently control the up and down movement of the support plate 2 by pressing the pressure plate 203, making the height adjustment operation more convenient. A sampling bucket body 3 for receiving materials is provided on the upper surface of the support plate 2. A receiving pipe 30 is detachably provided on the top of the sampling bucket body 3. 1. The receiving pipe 301 is threadedly connected to the sampling barrel body 3. Different receiving pipes 301 can be replaced according to different sampling machines. Furthermore, the receiving pipe 301 is transparent for easy observation. During sampling, the support plate 2 raises the sampling barrel body 3 and the receiving pipe 301, connecting the receiving pipe 301 to the sampler's discharge pipe. Powdered material enters the sampling barrel body 3 through the receiving pipe 301. If the sampling machine is too high and cannot be adjusted using feet, an adjusting rod is hinged to the side of the base 1. A support block 401 is located on the side of the adjusting rod facing the support plate 2. After the support plate 2 is adjusted to the appropriate height... Rotate the adjusting rod to make the support block 401 contact the bottom of the support plate 2, thereby providing stable support for the support plate 2 and preventing it from falling due to the weight of the material during sampling, ensuring the stability of the sampling bucket body 3. A torsion spring is installed at the bottom of the adjusting rod so that the support rod 4 can always exert force in the direction of the support plate 2, enhancing stability during use. After sampling is completed, pull the two support rods 4 outwards. Under the action of gravity, the support plate 2 and the sampling bucket body 3 will slide downwards. The spring 202 installed on the sliding rod 201 can prevent the support plate 2 from directly impacting the base 1. After the support rod 4 is disengaged, the receiving pipe 301 cannot be completely detached from the sampler. The spring 202 can be further compressed by pressing the pressure plate 203, causing the receiving pipe 301 to detach. Since the diameter of the receiving pipe 301 is slightly larger than the discharge pipe of the sampler, the dispersion of powdery materials is greatly reduced during sampling. In addition, the height of the sampling barrel body 3 can be easily adjusted during use, reducing the dispersion of dust during sampling. At the same time, the detachable receiving pipe 301 at the top of the sampling barrel body 3 and the good sealing design prevent the leakage of powdery materials during repeated sampling, protecting the environment and ensuring the health of operators.

[0018] It should be noted that in the description of this utility model, terms such as "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," and "outer," which indicate direction or positional relationships, are based on the direction or positional relationships shown in the accompanying drawings. These are used merely for ease of description and do not indicate or imply that the device or element must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0019] Furthermore, it should be noted that, in the description of this utility model, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0020] The term "comprising" or any other similar term is intended to cover non-exclusive inclusion, such that a process, article, or apparatus / device that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to those processes, articles, or apparatus / devices.

[0021] The technical solution of this utility model has been described in conjunction with the preferred embodiments shown in the accompanying drawings. However, it will be readily understood by those skilled in the art that the protection scope of this utility model is obviously not limited to these specific embodiments. Without departing from the principle of this utility model, those skilled in the art can make equivalent changes or substitutions to the relevant technical features, and the technical solutions after these changes or substitutions will all fall within the protection scope of this utility model.

Claims

1. An automatic sealing device for a powdered material sampling container, characterized in that: The device includes an adjustable height base, a support plate on the upper part of the base, a sampling bucket body for receiving materials on the upper surface of the support plate, a receiving pipe detachably installed on the top of the sampling bucket body, and a support device for fixing the height of the sampling bucket body between the support plate and the base.

2. The automatic sealing device for the powdered material sampling bucket according to claim 1, characterized in that: The base is provided with feet at its lower part, and pads are provided at the bottom of the feet.

3. The automatic sealing device for the powdered material sampling bucket according to claim 1, characterized in that: The support device includes multiple slide rods disposed on the upper surface of the base, and the support plate is slidably disposed along the length of the slide rods.

4. The automatic sealing device for the powdered material sampling bucket according to claim 3, characterized in that: A spring is wound around the bottom of the slide rod, and a pressure plate is provided on the side of the support plate that protrudes outward.

5. The automatic sealing device for the powdered material sampling bucket according to claim 3, characterized in that: An adjusting rod is hinged to the side of the base, and a support block is provided on the side of the adjusting rod facing the support plate.

6. The automatic sealing device for the powdered material sampling bucket according to claim 5, characterized in that: A torsion spring is provided at the bottom of the adjusting rod.