Open pit coal mine blasting dust fall treatment device

Abstract

The utility model discloses an opencast coal mine blasting dust fall treatment device, which relates to the technical field of coal mining, and comprises a placing table and a spray cylinder hinged to the top of the placing table, one end of the spray cylinder is provided with a fan, and the other end of the spray cylinder is provided with an atomization component for dust fall; the electric push rod is assembled between the spraying barrel and the placing table in a hinged mode and used for adjusting the angle of the spraying barrel, the atomizing assembly is connected with an external water pump, water is atomized and sprayed into the spraying barrel, then water mist is sprayed to a dust raising area through the draught fan, and by arranging the electric push rod, the angle of the spraying barrel can be adjusted through the electric push rod; therefore, the angle of the spraying barrel can be flexibly and quickly adjusted according to the actual condition of a construction site, and the use requirement is met.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of coal mining, more particularly to an open coal mine blasting dust fall treatment device. BACKGROUND

[0002] Open coal mine blasting mining refers to breaking the ore rock by using the energy generated by explosive explosion, thereby creating favorable conditions for subsequent mining, loading and transportation operations. This mining method is widely used in open mines, and plays an important role in handling large ore rocks, stripping overburden and mining operations. However, a large amount of dust is generated in this process.

[0003] The existing patent No. CN220955695U provides an open coal mine blasting dust fall treatment device, which comprises a support frame, further comprising: a spray pipe rotatably connected to the support frame, one end of the spray pipe further bolted with a fan; a spray assembly arranged outside the spray pipe, and the output port of the spray assembly extends into the interior of the spray pipe and is located in the output direction of the fan; an adjusting assembly arranged on the support frame, and the adjusting assembly is further fixed with the fan, and the inclination angle of the spray pipe is changed by the adjusting assembly. The open coal mine blasting dust fall treatment device provided by the utility model has small equipment volume, is convenient to carry and use, has long spraying distance, wide action range, can adjust the inclination angle according to different use sites, and has stronger applicability.

[0004] In view of the complex and changeable environment of the blasting construction site and the urgent need for efficient dust fall, it is particularly important to ensure that the water mist can quickly and comprehensively cover the dust area. However, the above-mentioned prior art relies on manual adjustment of the angle of the spray tube in operation. This method is prone to cause dust escape during adjustment and unnecessary leakage of water mist, thereby affecting the dust fall effect. Based on this, we provide an open coal mine blasting dust fall treatment device. UTILITY MODEL CONTENTS

[0005] In order to solve the problems raised in the above background art, the utility model provides an open coal mine blasting dust fall treatment device.

[0006] The open coal mine blasting dust fall treatment device provided by the utility model adopts the following technical scheme:

[0007] An open coal mine blasting dust fall treatment device comprises a placing table, a spray tube hingedly assembled on the top of the placing table, one end of the spray tube is assembled with a fan, and the other end of the spray tube is assembled with an atomizing assembly for dust fall; an electric push rod is hingedly assembled between the spray tube and the placing table, and is used for angle adjustment of the spray tube.

[0008] Preferably, the atomization assembly comprises a ring pipe fixed at the side end of the spray barrel, the inside of the ring pipe is connected with a plurality of atomization nozzles, and the atomization nozzles are arranged in the inside of the spray barrel; and the outside of the ring pipe is further connected with a connecting pipe connected with an external water pump.

[0009] Preferably, the atomization nozzles are arranged in an annular array in the spray barrel.

[0010] Preferably, the bottom of the placing table is provided with a rotating assembly for reciprocating swinging the spray barrel in operation.

[0011] Preferably, the rotating assembly comprises a support panel, a rotating shaft is rotatably connected to the top of the support panel, the placing table is fixed to the top end of the rotating shaft, a gear is fixed to the bottom of the rotating shaft, a threaded rod is rotatably connected to the top of the support panel through a vertical plate, a rack plate is threadedly connected to the middle of the threaded rod, the bottom of the rack plate is slidably connected to the top of the support panel through a protrusion, the rack plate is meshingly connected with the gear, and a motor is arranged on the side of the vertical plate for driving the threaded rod to rotate forward and backward.

[0012] Preferably, the electric push rod is arranged at the bottom center of the spray barrel.

[0013] Preferably, the bottom of the support panel is provided with support feet.

[0014] Preferably, the support feet are threadedly assembled to the bottom of the support panel through adjusting rods.

[0015] In summary, the utility model has the following beneficial technical effects:

[0016] 1. The water pump connected through the atomization assembly sprays water mist into the spray barrel, and then the water mist is sprayed to the dust area through the fan; the electric push rod can be used to adjust the angle of the spray barrel, so that the angle of the spray barrel can be flexibly and quickly adjusted according to the actual situation of the construction site, and the use requirement is met.

[0017] 2. The motor drives the threaded rod to periodically rotate forward and backward, so that the rack plate moves forward and backward on the threaded rod, the gear is driven to rotate, the rotating shaft drives the spray barrel to swing, the range of spraying is expanded, and the dust removal quality is ensured.

[0018] The above summary is only for the purpose of the description and is not intended to limit in any way. In addition to the illustrative aspects, embodiments and features described above, further aspects, embodiments and features will be readily apparent to those skilled in the art by reference to the drawings and the following detailed description. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1is a structural schematic view of the open coal mine blasting dust fall treatment device in the embodiment one of the utility model;

[0020] Figure 2 is another side structural schematic view of the open coal mine blasting dust fall treatment device in the embodiment one of the utility model;

[0021] Figure 3 is a structural schematic view of the rotating assembly in the embodiment one of the utility model;

[0022] Figure 4 is a structural schematic view of the rotating assembly in the embodiment two of the utility model.

[0023] Mark explanation: 1, the placement platform;2, the spray tube;3, the fan;4, the atomization assembly;400, the ring pipe;401, the atomization nozzle;402, the connecting pipe;5, the electric push rod;6, the rotating assembly;600, the support panel;601, the rotating shaft;602, the gear;603, the threaded rod;604, the rack plate;605, the motor;606, the support foot;607, the adjusting rod;7, the electric push rod. Specific implementation

[0024] The following will be combined with the Figures 1 to 4 The utility model is further explained in detail.

[0025] It should be noted that the drawings are schematic and not drawn to scale. For clarity and convenience in the drawings, the relative dimensions and proportions of the parts shown in the drawings are exaggerated or reduced in size for illustration, and any dimensions are only exemplary and not limiting. In addition, the same reference numerals are used for the same structures, elements or accessories appearing in two or more figures to represent similar features.

[0026] Embodiment one

[0027] The utility model embodiment discloses an open coal mine blasting dust fall treatment device. Refer to Figures 1 to 3 An open coal mine blasting dust fall treatment device, including the placement platform 1, still include the spray tube 2, the top of the placement platform 1 is hingedly assembled, and one end of the spray tube 2 is assembled with the fan 3, and the other end of the spray tube 2 is assembled with the atomization assembly 4 for dust fall;Electric push rod 5, hingedly assembled between the spray tube 2 and the placement platform 1, for angle adjustment of the spray tube 2, through the atomization assembly 4, the external water pump is connected, and the water mist is sprayed in the spray tube 2, and then the water mist is sprayed to the dust area through the fan 3, by setting up electric push rod 5, the angle of spray tube 2 can also be adjusted by electric push rod 5, so that the angle of spray tube 2 can be flexibly and quickly adjusted according to the actual situation of construction site, and the use demand is satisfied.

[0028] Specifically, the atomization assembly 4 includes a ring pipe 400 fixed to the side end of the spray barrel 2, a plurality of atomization nozzles 401 are arranged in the ring pipe 400, and each atomization nozzle 401 is arranged in the spray barrel 2, and the outside of the ring pipe 400 is also connected with a connecting pipe 402 connected with an external water pump. For the use of the atomization assembly 4, the external water pump is connected through the connecting pipe 402, the water flow is input into the ring pipe 400 by the water pump, and then the water flow is atomized and sprayed into the spray barrel 2 by the atomization nozzle 401, and then sprayed out by the fan 3.

[0029] Specifically, the atomization nozzles 401 are arranged in an annular array in the spray barrel 2, which can ensure the uniformity of the mist water.

[0030] Specifically, the bottom of the placement table 1 is provided with a rotating assembly 6 for reciprocating swing of the spray barrel 2 in work. The rotating assembly 6 includes a support panel 600, a rotating shaft 601 rotatably connected to the top of the support panel 600, the placement table 1 being fixed to the top end of the rotating shaft 601, a gear 602 fixed to the bottom of the rotating shaft 601, a threaded rod 603 rotatably connected to the top of the support panel 600 through a vertical plate, a rack plate 604 threadedly connected to the middle of the threaded rod 603, the bottom of the rack plate 604 being slidably connected to the top of the support panel 600 through a protrusion, the rack plate 604 being engagedly connected with the gear 602, and a motor 605 being arranged on the side of the vertical plate for driving the threaded rod 603 to rotate forward and backward. For the use of the rotating assembly 6, the threaded rod 603 is driven by the motor 605 to rotate forward and backward periodically, so that the rack plate 604 moves forward and backward on the threaded rod 603, thereby driving the gear 602 to rotate, and further driving the rotating shaft 601 to swing the spray barrel 2. Through the structure design, the spraying range can be expanded to ensure the dust removal quality.

[0031] Specifically, the electric push rod 5 is arranged at the bottom center of the spray barrel 2.

[0032] Specifically, the bottom of the support panel 600 is provided with a support leg 606, and the support leg 606 is threadedly assembled to the bottom of the support panel 600 through an adjusting rod 607. When the external ground is uneven, the staff can rotate the adjusting rod 607 to change the position of the support leg 606 in the support panel 600, thereby meeting the placement of the equipment outside.

[0033] Embodiment two

[0034] This embodiment is further optimized on the basis of the above-mentioned embodiment, and the same parts as the foregoing technical solutions will not be described here again, such as Figure 4As shown, further, to better achieve the utility model, particularly adopt the following setting mode: in the embodiment, the top of the support panel 600 is assembled with the electric push rod 7 through the sleeve pad, the rack plate 604 is assembled at the output end of the electric push rod 7, and the reciprocating work of the electric push rod 7 can also complete the left and right swing of the spray cylinder 2, and the dust removal area is expanded.

[0035] The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be customized according to the description and the drawings, the specific connection mode of each part adopts the conventional means such as bolt, rivet and welding in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and details are not described herein.

[0036] In the description of the utility model, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Therefore, the features limited by "first", "second" can be explicitly or implicitly included one or more features. The meaning of "multiple" is two or more, unless otherwise specifically limited.

[0037] In the utility model, unless otherwise specifically defined and limited, the terms "installation", "connection", "connection", "fixing" and the like should be understood in a broad sense, for example, can be fixedly connected, can be detachably connected, or integrated; can be mechanically connected, or electrically connected; can be directly connected, or indirectly connected through an intermediate medium, can be the communication between two elements or the 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.

[0038] In the utility model, unless otherwise specifically defined and limited, the first feature is "on" or "under" the second feature. The first and second features can be directly contacted, or the first and second features can be indirectly contacted through an intermediate medium. Moreover, the first feature "above", "above" and "above" of 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" of 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.

[0039] In the description of the present specification, the description of the terms "one embodiment", "some embodiments", "an example", "a specific example" or "some examples" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any appropriate manner in any one or more embodiments or examples. Furthermore, the person skilled in the art can combine and combine the different embodiments or examples described in the present specification and the features of the different embodiments or examples, without contradiction.

[0040] The present application discloses the drawings in the embodiment, only relate to the structure involved in the embodiment of the present application, other structures can refer to the usual design, in the case of no conflict, the same embodiment and different embodiments of the present application can be combined with each other.

[0041] Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacements to some of the technical features, and any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. An open pit coal mine blasting dust fall treatment device comprising a placement table (1), characterized in that, Also include: The spray tube (2) is hingedly assembled on the top of the placing table (1), one end of the spray tube (2) is assembled with a fan (3), the other end of the spray tube (2) is assembled with an atomizing assembly (4) for dust fall; The electric push rod (5) is hingedly assembled between the spray tube (2) and the placing table (1) for angle adjustment of the spray tube (2); The bottom of the placing table (1) is provided with a rotating assembly (6) for reciprocating swing of the working spray tube (2); the rotating assembly (6) comprises a support panel (600), a rotating shaft (601) is rotatably connected to the top of the support panel (600), the placing table (1) is fixedly connected to the top end of the rotating shaft (601), a gear (602) is fixedly connected to the bottom of the rotating shaft (601), a threaded rod (603) is rotatably connected to the top of the support panel (600) through a vertical plate, a rack plate (604) is threadedly connected to the middle of the threaded rod (603), the bottom of the rack plate (604) is slidably connected to the top of the support panel (600) through a protrusion, the rack plate (604) is meshingly connected with the gear (602), and a motor (605) is assembled on the side of the vertical plate for driving the threaded rod (603) to rotate forward and backward.

2. An open cut coal mine blasting dust suppression treatment apparatus as claimed in claim 1 wherein: The atomizing assembly (4) comprises a ring tube (400) fixedly connected to the side end of the spray tube (2), a plurality of atomizing nozzles (401) are communicated in the inside of the ring tube (400), and each atomizing nozzle (401) is arranged in the inside of the spray tube (2), and a connecting pipe (402) connected with an external water pump is further communicated and assembled on the outside of the ring tube (400).

3. An open cut coal mine blasting dust suppression treatment apparatus as claimed in claim 2, characterised in that: The atomizing nozzles (401) are arranged in an annular array in the spray tube (2).

4. The device for blasting dust reduction in open-pit coal mine according to claim 1, characterized in that: The electric push rod (5) is arranged at the bottom center of the spray tube (2).

5. The device for blasting dust reduction in open-pit coal mines according to claim 1, characterized in that: The bottom of the support panel (600) is provided with support feet (606).

6. An open cut coal mine blasting dust suppression treatment apparatus as claimed in claim 5 wherein: The support feet (606) are threadedly assembled on the bottom of the support panel (600) through an adjusting rod (607).

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