CN220214345U - Device for dedusting cement tank - Google Patents

Abstract

The utility model relates to the technical field of cement tank dust removal and environmental protection, in particular to a device for cement tank dust removal. The device for dedusting the cement tank comprises a pipe shell arranged at the top of the cement tank, wherein the pipe shell is communicated with the inside of the cement tank, an outlet is arranged at the upper end of the pipe shell, the outlet is connected with a collecting device through an air duct, and a filtering structure is arranged between the upper end and the lower end of the pipe shell. The advantages are that: the device has the advantages of simple and reasonable structural design, low cost, obvious efficiency and simple operation, and can effectively prevent the cement tank from ash discharge and reduce environmental pollution.

Description

Device for dedusting cement tank

Technical Field

The utility model relates to the technical field of cement tank dust removal and environmental protection, in particular to a device for cement tank dust removal.

Background

With the development of social economy, the demands for concrete or prefabricated cement paste are increased, cement mixing stations are also more and more important, and the mixing stations are also more and more frequently fed.

At present, many mixing stations use dedusting apparatus which are not ideal. Some dust removing devices are blocked soon after use, and have the problem of excessive dust. As long as the cement bin is charged, ash can be generated. The reason for this is that the dust removing equipment is not reasonably selected (the equipment with good dust removing effect is expensive and needs to be replaced periodically, and the dust removing equipment with low price is not good in dust removing effect and is blocked soon after use, so that the ash-overflowing phenomenon is caused).

Based on the above, there is a need for a cement silo dust removal device that is simple in structure and low in use cost.

Disclosure of Invention

The utility model aims to provide a device for dedusting a cement tank, which effectively overcomes the defects of the prior art.

The technical scheme for solving the technical problems is as follows:

the utility model provides a device for cement jar removes dust, includes the tube shell that sets up in cement jar top, above-mentioned tube shell and the inside intercommunication of above-mentioned cement jar, and the upper end of above-mentioned tube shell is equipped with the export, and collection device is connected through the air duct to above-mentioned export, is equipped with filtration in the above-mentioned tube shell between upper and lower extreme.

The beneficial effects of the utility model are as follows: the device has the advantages of simple and reasonable structural design, low cost, obvious efficiency and simple operation, and can effectively prevent the cement tank from ash discharge and reduce environmental pollution.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, a vibration device is arranged on the outer surface of the tube shell.

The beneficial effects of adopting the further technical scheme are as follows: the cement ash adhered to the filter structure can fall into the cement tank again by the vibration of the vibration device through the action of the vibration force, and meanwhile, the cement ash adhered to the filter structure can be cleaned, so that the filter structure is ensured to have good filtering performance and is not blocked.

Further, the vibration device is a vibration motor.

The beneficial effects of adopting the further technical scheme are as follows: the vibration device adopts a conventional vibration motor, and is more convenient and simple to operate and use.

Further, the collecting device is a collecting bag, the air duct extends into a bag opening of the collecting bag, and the bag opening of the collecting bag is hooped on the air duct through a hoop.

The beneficial effects of adopting the further technical scheme are as follows: the collection device adopts the current collection bag, is connected with the air duct through the mode of hooping, assembles simply between the two, simultaneously, can effectually collect the gas that filters the spill over to intercept the cement particle that contains in the gas a small amount, environmental protection performance is better.

Further, the filtering structure comprises a plurality of layers of filter screens which are distributed at intervals up and down, and the filter screens are detachably connected with the inner wall of the pipe shell.

The beneficial effects of adopting the further technical scheme are as follows: the interval distribution of the process filter screens ensures that the filtering effect is multiplied, and cement ash particles in the gas can be effectively intercepted.

Further, the filter screen is a wire mesh with 50-200 meshes.

The beneficial effects of adopting the further technical scheme are as follows: the size of the filter screen is more suitable for blocking cement ash particles, and the effect is better.

Further, an air flow sensor is arranged at the outlet of the upper end of the tube shell, and the air flow sensor is connected with a controller.

The beneficial effects of adopting the further technical scheme are as follows: the pipe shell outlet is monitored in real time by the air flow sensor, and whether the filtering structure of the operator is blocked or not can be prompted according to the monitoring result, so that the operator can perform emergency treatment faster according to the monitoring result.

Drawings

Fig. 1 is a schematic structural view of the device for dust removal of cement tank of the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. a cement tank; 2. a tube shell; 3. a collecting device; 4. a filtering structure; 5. a vibration device; 41. and (5) a filter screen.

Detailed Description

The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.

Examples: as shown in fig. 1, the device for dedusting a cement tank of this embodiment includes a tube shell 2 disposed at the top of the cement tank 1, wherein the tube shell 2 is communicated with the inside of the cement tank 1, an outlet is disposed at the upper end of the tube shell 2, the outlet is connected with a collecting device 3 through an air duct, and a filtering structure 4 is disposed between the upper end and the lower end of the tube shell 2.

The actual use process is as follows:

when bulk cement is pressed into the cement tank 1, pressurized air carrying cement dust passes through the pipe shell 2, and firstly passes through the filter structure 4 in the pipe shell 2, so that a part of cement dust is blocked. The filtered air flow is guided into the collecting device 3 through the air duct to further collect dust in the air flow and exhaust the air. The whole device has simple and reasonable structural design, low cost and obvious efficiency, is simple to operate, and can effectively prevent the cement tank from ash discharge and reduce environmental pollution.

In this embodiment, the tube housing 2 is a cylindrical member and is vertically fixed to the ash or dust outlet (existing structure of cement tank) at the top of the cement tank 1, which is convenient and simple to install.

As a preferred embodiment, the outer surface of the envelope 2 is provided with vibration means 5.

In the above embodiment, the vibration device 5 is utilized to generate vibration to act on the pipe shell 2, so that the pipe shell 2 generates high-frequency vibration, thereby vibrating and shaking the cement dust deposited on the filter structure 4 in the pipe shell 2 into the cement tank 1, preventing the cement from blocking the filter structure 4 and ensuring smooth flow treatment of dust gas.

In this embodiment, the vibration device 5 adopts a vibration motor in the prior art, and a specific model is flexibly and reasonably selected according to actual use requirements, which is not described herein.

In a preferred embodiment, the collecting device 3 is a collecting bag, the air duct extends into a mouth of the collecting bag, and the mouth of the collecting bag is fastened to the air duct by a hoop.

In the above embodiment, the collecting device 3 adopts the collecting bag in the prior art, a small amount of dust is contained in the gas filtered by the filtering structure 4, after entering the collecting bag through the air duct, dust particles are intercepted in the collecting bag, the gas is discharged outside through the collecting bag, and the two-stage filtering interception is realized by matching with the filtering structure 4, so that the content of the finally discharged gas dust is less, and the environmental protection standard is reached.

In this embodiment, the collecting bag may be selected from the following according to the use requirement: normal temperature terylene filter bags, medium Wen Ya gram force filter bags, meter compound filter bags, glass fiber needled felt dust removing filter bags, high Wen Meida Si filter bags, aramid fiber high temperature resistant filter bags, nomex dust removing filter bags, fluorine mex filter bags, pps filter bags, ptfe filter bags, p84 filter bags and the like, and the specific filter bag diameters can be flexibly configured to adapt to the sizes according to the diameters of the air guide pipes.

As a preferred embodiment, the filtering structure 4 includes a plurality of layers of filter screens 41 spaced vertically, and the filter screens 41 are detachably connected to the inner wall of the housing 2.

In the above embodiment, the filtering structure 4 adopts the structure layout of the upper and lower interval distribution of the multi-layer filter screen, and intercepts dust particles in the gas through the multi-layer filter screen, so that the filtering effect is better.

Generally, support through the support of fretwork between the filter screen 41, the position that corresponds filter screen 41 of lower floor on the tube shell 2 inner wall sets up a plurality of supporting shoe along circumference, and filter screen 41 of lower floor support can in the supporting shoe upper end, and the upper end (roof) of tube shell 2 sets up to openable or closed structure, conveniently maintains the inside jack-up of tube shell 2 to and conveniently maintain the change to filtration 4, also can support through the support frame of fretwork between the upper end of filter screen 41 of the uppermost layer and tube shell 2 and be connected. The filter screen 41 is simple and quick to install.

In this embodiment, the filter screen 41 is a 50-200 mesh wire mesh.

As a preferred embodiment, an air flow sensor is provided at the outlet of the upper end of the housing 2, and the air flow sensor is connected to a controller.

In the above embodiment, the airflow sensor at the outlet of the pipe shell 2 can monitor the airflow at the outlet in real time and feed back the airflow to the controller, if the filtering structure 4 is blocked, the airflow at the outlet is greatly weakened, and an operator can accurately judge whether the filtering structure 4 is blocked according to the change of data, so that a reasonable emergency scheme is made, and the smooth operation of the whole device is ensured.

Of course, the airflow sensor may be used in conjunction with the vibration device 5, and if the airflow is weakened below the set value, the controller controls the vibration device 5 to vibrate, so as to shake off dust deposition at the filtering structure 4 through vibration.

In the description of the present utility model, it should be understood that 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", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims (4)

1. A device for cement silo dust removal which characterized in that: the device comprises a tube shell (2) arranged at the top of a cement tank (1), wherein the tube shell (2) is communicated with the inside of the cement tank (1), an outlet is arranged at the upper end of the tube shell (2), the outlet is connected with a collecting device (3) through an air duct, and a filtering structure (4) is arranged between the upper end and the lower end of the tube shell (2); the outer surface of the tube shell (2) is provided with a vibration device (5); the collecting device (3) is a collecting bag, the air duct extends into the bag opening of the collecting bag, and the bag opening of the collecting bag is hooped on the air duct through a hoop; an air flow sensor is arranged at the outlet of the upper end of the tube shell (2), and the air flow sensor is connected with a controller.

2. A device for dust removal from a cement silo according to claim 1, wherein: the vibration device (5) is a vibration motor.

3. A device for dust removal from a cement silo according to claim 1, wherein: the filtering structure (4) comprises a plurality of layers of filter screens (41) which are distributed at intervals up and down, and the filter screens (41) are detachably connected with the inner wall of the pipe shell (2).

4. A device for dedusting a cement silo according to claim 3, wherein: the filter screen (41) is a wire mesh with 50-200 meshes.