CN217270946U - Easily exchange controllable formula dust removal dryer - Google Patents
Easily exchange controllable formula dust removal dryer Download PDFInfo
- Publication number
- CN217270946U CN217270946U CN202221164844.6U CN202221164844U CN217270946U CN 217270946 U CN217270946 U CN 217270946U CN 202221164844 U CN202221164844 U CN 202221164844U CN 217270946 U CN217270946 U CN 217270946U
- Authority
- CN
- China
- Prior art keywords
- dust removal
- variable speed
- pressure regulating
- variable
- air duct
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model relates to a tunnelling dust removal field, in particular to easily exchange controllable formula dust removal dryer, including variable speed pressure regulating fan, pivot, variable speed servo motor, V type conveyer belt, dust removal dryer, pivot bearing, sealing washer, butt joint bayonet socket, screw. The rotating shaft is positioned in the center of the dust removing air duct and is fixedly connected with the dust removing air duct through a rotating shaft bearing; the variable speed and pressure regulating fan is arranged on the rotating shaft, and the variable speed servo motor pulls the rotating shaft to rotate through the V-shaped conveyor belt so as to drive the variable speed and pressure regulating fan to rotate; the variable-speed and variable-pressure fan comprises four types of inclined fans, straight fans, short-blade fans and long-blade fans, and different types of fans are selected and replaced according to the characteristics of the tunneling roadway and dust so as to meet the tunneling and dust removal requirements of the roadway under different working conditions; the dust removing air cylinders are designed in a segmented mode, and the variable-speed pressure regulating fan is arranged at the position of the butting bayonet of the two segments of dust removing air cylinders, so that the variable-speed pressure regulating fan is convenient to replace; the butt joint bayonet is provided with a sealing ring, and the two sections of dust removing air cylinders are in gapless connection through screws.
Description
Technical Field
The utility model relates to a tunnelling dust removal field especially relates to an easily exchange controllable formula dust removal dryer.
Background
The dust generated in the process of tunneling the coal mine tunnel mainly comprises rock dust and coal dust which mainly originate from a mining link and a loading link, and has the characteristics of high yield, high concentration and the like. The coal dust in the dust also has the properties of flammability and explosiveness, and the tunnel is too much accumulated, so that explosion can be caused after the tunnel meets open fire, and serious potential safety hazards exist. In the process of tunneling a roadway, a large amount of dust is generated in links of cutting coal rocks, drilling, supporting and loading transportation, visibility in the roadway is seriously reduced, the large amount of dust is accumulated in the roadway and is difficult to clean, and along with the development of a mine excavation technology, the high-power fully-mechanized excavating machine is generally used, the dust output is greatly increased, and the operation environment is deteriorated. Although comprehensive dustproof measures are used during tunneling of the tunneling machine, the actually measured dust concentration on site still exceeds the standard seriously, and the safety of tunneling construction of the tunnel is quite unfavorable.
When the roadway excavation section is small, if the large-diameter dust removal air duct is continuously used, the operation space utilization rate is low, the operation is not facilitated, and the influence on the excavation construction operation space can be reduced by using the small-diameter dust removal air duct. In addition, due to the difference of geological conditions, the properties of dust generated by tunneling are different, for example, the water content of soil layers in Xinjiang and inner Mongolia areas is small, most of mine dust has the characteristics of small particles, dryness, easiness in floating and the like, and in central China, for example, Hunan and Hubei areas, the water content of the soil layers is large, and the dust generated in the tunneling process is large in capacity and has adhesiveness.
Traditional dust exhausting fan function singleness usually, and the structure is comparatively complicated, and internals can not be changed. On the one hand, the dust removal requirements of different tunnel excavation sections and dust with different properties in each region can not be met, the equipment utilization rate is not high, on the other hand, the installation and the disassembly are inconvenient, and manpower and material resources are wasted. Therefore, a dust removal air duct which can be easily exchanged and installed according to the dust concentration, the particle size, the water absorption and the space characteristics of the section of the tunneling roadway is urgently needed to be developed so as to meet the tunneling and dust removal requirements of the roadway under different working conditions.
SUMMERY OF THE UTILITY MODEL
Not enough to mention to above-mentioned technical background, the utility model aims to provide an easily exchange controllable formula dust removal dryer.
The purpose of the utility model can be realized by the following technical scheme:
the utility model provides an easily exchange controllable formula dust removal dryer, includes variable speed pressure regulating fan, pivot, variable speed servo motor, V type conveyer belt, dust removal dryer, pivot bearing, sealing washer, butt joint bayonet socket, screw, its characterized in that, the pivot is located the center of dust removal dryer, realizes through the pivot bearing that dust removal dryer is connected fixedly with the pivot, and variable speed pressure regulating fan installs in the pivot, and variable speed servo motor pulls the pivot through V type conveyer belt and drives variable speed pressure regulating fan and rotate, and butt joint bayonet socket department sets up the sealing washer, and the accessible screw is screwed up fixedly.
Furthermore, the variable speed pressure regulating fan can be replaced, and the variable speed pressure regulating fan comprises four types of inclined fans, straight fans, short-blade fans and long-blade fans, and different types of variable speed pressure regulating fans are selected to be replaced according to the working conditions and dust characteristics of the roadway to meet the requirements of roadway excavation and dust removal under different working conditions.
Furthermore, the dust removal dryer is designed in a segmented mode, the variable speed and pressure regulating fan is installed at the position of a butt joint bayonet of the two dust removal dryers, the variable speed and pressure regulating fan is convenient to replace, a sealing ring is arranged at the position of the butt joint bayonet, and the two dust removal dryers are in gapless connection through screws.
Furthermore, the rotating shaft bearing is composed of a bearing and a bearing support, and the bearing support rotates along with the rotating shaft.
Further, the easily interchangeable controllable dust removal air duct has the following specific application principle:
the device is arranged at a working position, and the type (inclined fan, straight fan, short-blade fan and long-blade fan) of a proper variable-speed and pressure-regulating fan is selected according to the site construction condition; after the variable-speed pressure regulating fan is installed, the dust removing air cylinders are spliced, screws at butt joints are screwed, and the two sections of dust removing air cylinders can be connected without gaps by matching with the sealing rings, so that the reduction of air pressure caused by air leakage in the dust removing process is avoided, and the dust removing efficiency is not influenced; after all the parts are installed, the variable-speed servo motor is operated to send out an instruction, the rotating shaft is pulled to rotate through the V-shaped conveyor belt, then the variable-speed pressure regulating fan is driven to rotate, and the controllable dust removing air cylinder which is easy to interchange starts to work.
The utility model has the advantages that:
(1) the utility model has simple structure, easy disassembly and convenient installation; the related pressure-regulating dust-removing fan comprises a plurality of groups of fan components, and the pressure-regulating dust-removing fan with the matched specification is selected for interchange adjustment according to different working conditions and dust conditions of a construction site so as to achieve the purpose of high-efficiency dust removal under the condition;
(2) when the tunneling construction dust has large particle size and volume weight, is easy to absorb water, has high oil content and is easy to adhere, an inclined fan is selected to be installed so as to reduce the adhesion and adsorption amount of the dust on the fan blades and ensure the dust removal effect; when the tunneling construction dust has small particle size and volume weight, is dry and easy to float, a straight fan is selected to be installed so as to improve the circulation of the dust in the air duct and improve the dust removal efficiency;
(3) in order to facilitate efficient dust removal of tunneling construction, dust removal air cylinders with different sizes are selected and adjusted according to the size of the section of a tunneling construction space, when the section of the tunneling construction space is smaller, in order to meet construction requirements and improve the effective utilization rate of the space of the section of a roadway, the dust removal air cylinders with small sizes are usually installed, and at the moment, the dust removal air cylinders are replaced by short-blade fans, so that the dust removal air speed in the air cylinders can be improved; when the section of the tunneling construction space is large, a large-size air duct is usually selected to be installed for improving the dust removal efficiency, and the large-size air duct can be replaced by a long-blade fan at the moment so as to increase the air volume for removing dust in the air duct
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts;
fig. 1 is a schematic structural view of an easily interchangeable controllable dust removal air duct provided by the present invention;
FIG. 2 is a schematic view of the structure of the rotating shaft bearing of the present invention;
FIG. 3 is a schematic view of the present invention;
FIG. 4 is a schematic view of the structure of the docking bayonet of the present invention;
fig. 5 is a schematic view of the inclined fan (a) and the straight fan (b);
fig. 6 is a schematic view of the short-blade fan (a) and the long-blade fan (b) of the present invention;
the reference numbers in the figures illustrate:
1. a variable speed and pressure fan; 1-1, an inclined fan; 1-2 straight fans; 1-3, short-blade fan; 1-4, a long-blade fan; 2. a rotating shaft; 3. a variable speed servo motor; 4. a V-shaped conveyor belt; 5. a dust removal air duct; 5-1, a small-diameter dust removal air duct; 5-2, a large-diameter dust removal air duct; 6. a rotating shaft bearing; 6-1, bearing; 6-2, bearing support; 7. a seal ring; 8. butting bayonets; 9. and (4) screws.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
The utility model provides an easily exchange controllable formula dust removal dryer, includes variable speed pressure regulating fan 1, pivot 2, variable speed servo motor 3, V type conveyer belt 4, dust removal dryer 5, pivot bearing 6, sealing washer 7, butt joint bayonet socket 8 and screw 9, its characterized in that pivot 2 is located the center of dust removal dryer 5, realizes through pivot bearing 6 that dust removal dryer 5 is connected fixedly with pivot 2, and variable speed pressure regulating fan 1 installs on pivot 2, and variable speed servo motor 3 pulls pivot 2 through V type conveyer belt 4 and drives variable speed pressure regulating fan 1 and rotate, and butt joint bayonet socket department sets up the sealing washer, and accessible screw 9 screws up fixedly, makes two sections dust removal dryer 5 zero clearance connections.
The variable-speed and variable-pressure fan 1 is replaceable and comprises four types, namely an inclined fan 1-1, a straight fan 1-2, a short-blade fan 1-3 and a long-blade fan 1-4. The inclination angle of the fan blades of the inclined fan 1-1 is set to be 45-60 degrees, so that the inclined fan is suitable for a roadway driving construction site with large dust particles, large volume, high water absorption, high oil content and high bonding property, and can reduce the adhesion of dust to the variable speed and pressure regulating fan while sucking air; the inclination angle of the straight fan 1-2 is 90 degrees, the device is suitable for a dry and easily floating roadway driving construction site with small dust particles and small volume weight, and can ensure the throughput of dust in the dust removing air duct 5 and the dust removing efficiency; the short-blade fan 1-3 has smaller blade diameter, is suitable for the condition that a small-diameter dust removal air duct 5-1 is installed when the section of a tunneling construction space is smaller, improves the space utilization rate and can ensure the air inlet speed; the diameter of the fan blade of the long-blade fan 1-4 is far larger than that of the fan blade of the short-blade fan 1-3, so that the large-diameter dust removal air duct is suitable for the condition that the section of a tunneling construction space is large and a large-diameter dust removal air duct 5-2 is selected for improving the dust removal efficiency, and the dust removal air quantity is ensured. According to different working conditions, dust conditions and tunneling construction section sizes of a construction site, the speed-changing and pressure-regulating fans of the types matched with the working conditions are selected for interchange adjustment, so that the purpose of high-efficiency dust removal under the conditions is achieved.
The rotating shaft bearing 6 is composed of a bearing 6-1 and a bearing support 6-2, the dust removal air duct 5 is connected with the rotating shaft 2, the relative position of the dust removal air duct 5 and the rotating shaft 2 is fixed, and the bearing support 6-2 rotates along with the rotating shaft 2.
The using method comprises the following steps:
s1, setting the device at a working position;
s2, selecting a proper type of variable-speed and pressure-regulating fan (1) according to different working conditions, dust conditions and tunneling construction section sizes of a construction site;
s3, installing and returning the variable-speed and pressure-regulating fan (1), sleeving a sealing ring (7) at the butt joint of the dust-removing air duct (5), and screwing down a screw (9) of the butt joint bayonet (8);
s4, after all the parts are installed, the speed of the rotating shaft (2) is controlled by manually operating the variable speed servo motor (3), the variable speed and pressure regulating fan (1) is driven to rotate by the traction of the V-shaped conveyor belt (4), and the whole device starts to work.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (6)
1. The utility model provides an easily exchange controllable formula dust removal dryer, includes variable speed pressure regulating fan (1), pivot (2), variable speed servo motor (3), V type conveyer belt (4), dust removal dryer (5), pivot bearing (6), sealing washer (7), butt joint bayonet socket (8) and screw (9), its characterized in that pivot (2) are located the center of dust removal dryer (5), realize dust removal dryer (5) and pivot (2) through pivot bearing (6) and are connected fixedly, install on pivot (2) variable speed pressure regulating fan (1), and variable speed servo motor (3) pull pivot (2) through V type conveyer belt (4) and drive variable speed pressure regulating fan (1) and rotate, and butt joint bayonet socket (8) department sets up the sealing washer, and accessible screw (9) are screwed up fixedly.
2. The easy-interchange controllable dust removal air duct according to claim 1, wherein the rotating shaft (2) is located at a central position of the dust removal air duct (5), and the rotating shaft (2) is fixedly connected with the dust removal air duct (5) through a rotating shaft bearing (6), wherein the rotating shaft bearing (6) is composed of a bearing (6-1) and a bearing support (6-2), and the bearing support (6-2) rotates along with the rotating shaft (2).
3. The easy-interchange controllable dust removal air duct according to claim 1, characterized in that the variable speed and pressure regulating fan (1) is replaceable, and comprises four types of inclined fans (1-1), straight fans (1-2), short blade fans (1-3) and long blade fans (1-4), and the variable speed and pressure regulating fans (1) of different types are selectively replaced according to the construction working conditions and dust characteristics of a tunneling roadway so as to meet the tunneling dust removal requirements of the roadway under different working conditions.
4. The easily-interchangeable controllable dust removal air duct according to claim 1, wherein the variable-speed servo motor (3) pulls the rotating shaft (2) to rotate through the V-shaped conveyor belt (4), so as to drive the variable-speed pressure-regulating fan (1) to rotate.
5. The easy-interchange controllable dust removal air duct according to claim 1, wherein the dust removal air duct (5) is of a segmented design, and the variable speed and pressure regulating fan (1) is installed at the position of the butt bayonet (8) of the two segments of dust removal air ducts (5), so that the variable speed and pressure regulating fan (1) is convenient to replace.
6. The easy-to-interchange controllable dust removal air duct according to claim 1, wherein a sealing ring (7) is arranged at the butt bayonet (8), and the gapless connection of the two sections of dust removal air ducts (5) is realized through screws (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221164844.6U CN217270946U (en) | 2022-05-16 | 2022-05-16 | Easily exchange controllable formula dust removal dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221164844.6U CN217270946U (en) | 2022-05-16 | 2022-05-16 | Easily exchange controllable formula dust removal dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217270946U true CN217270946U (en) | 2022-08-23 |
Family
ID=82886597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221164844.6U Active CN217270946U (en) | 2022-05-16 | 2022-05-16 | Easily exchange controllable formula dust removal dryer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217270946U (en) |
-
2022
- 2022-05-16 CN CN202221164844.6U patent/CN217270946U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN217270946U (en) | Easily exchange controllable formula dust removal dryer | |
| CN206600173U (en) | A kind of new heavy grade inclined shaft Open TBM | |
| CN206448807U (en) | A kind of colliery development machine with safety device | |
| CN206875457U (en) | A kind of flue deashing device that formula scraper plate is moved using axle | |
| CN210799020U (en) | Ventilation unit is used in tunnel construction | |
| CN205466771U (en) | Diamond string bead rope saw | |
| CN207847680U (en) | Powder dust separating device in a kind of underground coal mine ventilating system | |
| CN206220988U (en) | A kind of mine down-hole automatic ventilation control device | |
| CN112827284A (en) | High-efficient dust collector is used in mining | |
| CN204002849U (en) | Performance carousel concrete sprayer | |
| CN207700017U (en) | Civil engineering notcher | |
| CN209638648U (en) | A kind of full-automatic casting blower | |
| CN209280423U (en) | A kind of feeding cylinder device and feeding system | |
| CN113818899A (en) | Earth pressure balance muddy water conveying type planet single-cutter-disc square push bench and construction method thereof | |
| CN202152683U (en) | Tunneller with crushing mechanism | |
| CN215486691U (en) | Novel energy-saving fan | |
| CN219341426U (en) | New energy fan lifting device easy to operate | |
| CN219387910U (en) | Underground pneumatic guniting device | |
| CN219101402U (en) | Ventilation dust remover for coal mine operation | |
| CN212576573U (en) | Centrifugal separation device capable of achieving uniform feeding | |
| CN221761924U (en) | Medium-short distance rock tunnel boring machine | |
| CN217005550U (en) | Large-aperture vertical presplitting blasting PVC pipe charging device | |
| CN212202143U (en) | Adjustable guide vane type rock-carrying tail gas turbine power generation system | |
| CN217481190U (en) | Crawler-type emulsion drilling machine | |
| CN220351164U (en) | Bottom plate leveling mechanism of coal mine mobile belt conveyor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |