CN219220407U - Just, dismantle dust collecting cover seal structure - Google Patents
Just, dismantle dust collecting cover seal structure Download PDFInfo
- Publication number
- CN219220407U CN219220407U CN202320409510.9U CN202320409510U CN219220407U CN 219220407 U CN219220407 U CN 219220407U CN 202320409510 U CN202320409510 U CN 202320409510U CN 219220407 U CN219220407 U CN 219220407U
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- sealing plate
- limiting
- holes
- rubber sealing
- screw holes
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- 239000000428 dust Substances 0.000 title claims abstract description 55
- 238000007789 sealing Methods 0.000 claims abstract description 81
- 238000003466 welding Methods 0.000 claims abstract description 23
- 230000007704 transition Effects 0.000 claims abstract description 19
- 238000009434 installation Methods 0.000 abstract description 14
- 238000012423 maintenance Methods 0.000 abstract description 9
- 230000009286 beneficial effect Effects 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000005553 drilling Methods 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 238000005065 mining Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model belongs to the technical field of dust hood sealing, and particularly relates to a dust hood sealing structure convenient to detach; the device comprises a welding dust hood, a rubber sealing plate and a transition flange, wherein the rubber sealing plate is arranged on the welding dust hood through the transition flange; the welding dust collection cover comprises a drill rod outlet, three screw holes which are uniformly distributed in the circumferential direction are formed in the outer side of the drill rod outlet of the welding dust collection cover, three through holes are formed in the transition flange plate, the three screw holes and the three through holes are in one-to-one correspondence, a limiting ring block is fixed between two groups of corresponding screw holes and the through holes through limiting studs, a fastening nut is installed at one end, far away from the screw holes, of each limiting stud, a limiting ring block is fixed between the other group of corresponding screw holes and the through holes through limiting bolts, and a sealing plate installation clamping groove is formed between the welding dust collection cover and the transition flange plate. The utility model has the beneficial effects of realizing the quick disassembly, assembly and replacement of the dust hood sealing plate, reducing the equipment maintenance time and improving the equipment maintenance efficiency and the production efficiency.
Description
Technical Field
The utility model relates to the technical field of dust hood sealing, in particular to a dust hood sealing structure convenient to detach.
Background
Dust generated during drilling of drill carriage equipment in open-air mining sites is one of sources of environmental pollution in mining areas. Therefore, the open-air drill carriage is generally provided with a dust collecting system for intensively treating dust generated in the drilling work, and the dust collecting cover is an executing part at the forefront end in the dust collecting system of the drill carriage. The dust collecting cover has the functions of sealing the blast hole, guiding air flow and sealing the drill rod simultaneously under the influence of the structural characteristics of drill carriage equipment.
At present, for sealing of a dust hood drill rod, a rubber plate interlayer is added on the dust hood in a conventional way, a hole is formed in the middle of the rubber plate and is used for penetrating the drill rod, and the rubber plate is worn as a wearing part and then replaced at regular time. Because the drill rod simultaneously rotates and advances and is accompanied by high-frequency vibration during drilling, the sealing plate of the drill rod is extremely easy to wear and has high replacement frequency in actual use. The sealing plate structure that current market was used when changing the rubber slab, needs to dismantle other parts simultaneously, and auxiliary work is many, and equipment maintenance work efficiency is low. Therefore, a novel dust hood sealing structure is required to be designed, so that the dust hood sealing structure is convenient to detach and replace, the equipment maintenance time is shortened, and the equipment maintenance efficiency and the production efficiency are improved.
Disclosure of Invention
In order to solve the technical problems, the utility model provides the dust hood sealing structure convenient to detach, which has the beneficial effects of realizing the rapid disassembly, assembly and replacement of the dust hood sealing plate, reducing the equipment maintenance time and improving the equipment maintenance efficiency and the production efficiency.
A sealing structure of a dust collecting hood convenient to disassemble comprises a welding dust collecting hood, a rubber sealing plate and a transition flange, wherein the rubber sealing plate is arranged on the welding dust collecting hood through the transition flange; the welding dust hood comprises a drill rod outlet, three screw holes which are uniformly distributed in the circumferential direction are formed in the outer side of the drill rod outlet of the welding dust hood, three through holes are formed in the transition flange plate, the three screw holes and the three through holes are in one-to-one correspondence, a limiting ring block is fixed between two groups of corresponding screw holes and the through holes through limiting studs, a fastening nut is installed at one end, far away from the screw holes, of each limiting stud, a limiting ring block is fixed between the other group of corresponding screw holes and the through holes through limiting bolts, a sealing plate installation clamping groove is formed among the welding dust hood, the transition flange plate and the limiting ring block, and the outer ring profile of the rubber sealing plate is matched with the sealing plate installation clamping groove.
Through adopting this technical scheme, when changing the rubber closing plate, need not to dismantle other parts, only need unscrew a stop bolt, take out and to change the rubber closing plate after the stop collar piece, also only need install a stop collar piece and a stop bolt during the installation, easy operation, labour saving and time saving has realized the beneficial effect of dust cage closing plate quick assembly disassembly change, simultaneously, has reduced equipment maintenance time, has the beneficial effect that improves equipment maintenance efficiency and production efficiency.
Preferably, the outer ring of the rubber sealing plate is provided with two leading-in notches and a limiting notch, and after the rubber sealing plate is installed, the leading-in notches and the limiting notches of the rubber sealing plate are attached to the corresponding limiting ring blocks.
Preferably, the size of the opening of the limit notch is larger than the outer diameter of the limit ring block, and the size of the opening of the two guide notches is larger than the size of the opening of the limit notch.
Through the rubber sealing plate set up two great leading-in notches of opening and the less spacing notch of an opening technical scheme, during the installation, two leading-in notches more easily with spacing ring piece cooperation card go into sealing plate installation draw-in groove, have make things convenient for the installation of rubber sealing plate, improve the beneficial effect of dust cage sealing plate dismouting change efficiency.
Preferably, the rubber sealing plate has two layers.
Preferably, the height of the limiting ring block is the same as the thickness of the two layers of rubber sealing plates.
Preferably, the rubber sealing plate is provided with a drill rod hole, and the drill rod hole is matched with the drill rod.
Preferably, a plurality of tear-proof cracks which are uniformly distributed in the circumferential direction are formed in the drill rod hole.
In summary, the utility model has the following beneficial technical effects:
1. according to the utility model, when the rubber sealing plate is replaced, other parts are not required to be disassembled, only one limiting bolt is required to be unscrewed, the rubber sealing plate can be replaced after the limiting ring block is taken out, and only one limiting ring block and one limiting bolt are required to be installed during installation.
2. Through the rubber sealing plate set up two great leading-in notches of opening and the less spacing notch of an opening technical scheme, during the installation, two leading-in notches more easily with spacing ring piece cooperation card go into sealing plate installation draw-in groove, have make things convenient for the installation of rubber sealing plate, improve the beneficial effect of dust cage sealing plate dismouting change efficiency.
Drawings
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is an exploded view of the present utility model;
FIG. 3 is a schematic view of a welded dust cup;
FIG. 4 is a schematic view of a transition flange;
FIG. 5 is a schematic view of a rubber seal plate;
fig. 6 is an enlarged view of fig. 5 at I.
Reference numerals illustrate:
1-welding a dust collection cover; 11-drill pipe outlet; 12-screw holes; 2-a rubber sealing plate; 21-an introduction recess; 22-limit notch; 23-drill pipe holes; 24-tear-crack prevention; 3-transition flange plates; 31-through holes; 4-limiting ring blocks; 5-limiting studs; 6-tightening a nut; 7-limit bolts.
Detailed Description
The utility model is described in further detail below with reference to fig. 1-6 and the specific examples.
The embodiment of the utility model discloses a dust hood sealing structure convenient to detach, which comprises a welding dust hood 1, a rubber sealing plate 2 and a transition flange 3, wherein the rubber sealing plate 2 is arranged on the welding dust hood 1 through the transition flange 3;
referring to fig. 1-5, the welding dust hood 1 comprises a drill rod outlet 11, three screw holes 12 which are uniformly distributed in the circumferential direction are formed in the outer side of the drill rod outlet 11 of the welding dust hood 1, three through holes 31 are formed in the transition flange 3, the three screw holes 12 and the three through holes 31 are in one-to-one correspondence, wherein a limiting ring block 4 is fixed between two groups of corresponding screw holes 12 and the through holes 31 through limiting studs 5, a fastening nut 6 is installed at one end, far away from the screw holes 12, of the limiting studs 5, a limiting ring block 4 is fixed between the other groups of corresponding screw holes 12 and the through holes 31 through limiting bolts 7, a sealing plate installation clamping groove is formed among the welding dust hood 1, the transition flange 3 and the limiting ring block 4, and the outer ring profile of the rubber sealing plate 2 is matched with the sealing plate installation clamping groove. The three screw holes 12 are uniformly circumferentially arranged, the limiting ring blocks 4 corresponding to each screw hole 12 are also uniformly circumferentially distributed, the limiting ring blocks 4 fixed through the limiting studs 5 and the fastening nuts 6 are fixed after being installed, and the limiting ring blocks 4 installed through the limiting bolts 7 are detached and installed when the rubber sealing plate 2 is replaced. The three limiting ring blocks 4 limit the rubber sealing plate 2 and enable gaps for installing the rubber sealing plate 2 to exist between the welding dust hood 1 and the transition flange. The rubber sealing plate 2 is arranged on the welding dust hood 1 through three limiting ring blocks 4 and a transition flange plate 3.
Referring to fig. 1 and 5, the outer ring of the rubber sealing plate 2 is provided with two introduction recesses 21 and one limit recess 22, and after the rubber sealing plate 2 is mounted, the introduction recesses 21 and the limit recesses 22 of the rubber sealing plate 2 are attached to the corresponding limit ring blocks 4.
Referring to fig. 1 and 5, the size of the opening of the limit notch 22 is larger than the outer diameter of the limit ring block 4, and the size of the opening of the two introduction notches 21 is larger than the size of the opening of the limit notch 22. When the two large-opening leading-in notches 21 are convenient to install, the rubber sealing plate 2 is clamped into the sealing plate installation clamping groove and is attached to the two limiting ring blocks 4.
Referring to fig. 1 and 2, the rubber sealing plate 2 has two layers.
Referring to fig. 1, the height of the stop collar block 4 is the same as the thickness of the two rubber sealing plates 2.
Referring to fig. 5, the rubber sealing plate 2 is provided with a drill rod hole 23, and the drill rod hole 23 is matched with the drill rod.
Referring to fig. 5 and 6, a plurality of circumferentially uniformly distributed tear-resistant cracks 24 are formed in the drill rod hole 23. The anti-tearing seam 24 can relieve the damage degree of the drill rod to the rubber sealing plate 2 when moving in the drill rod hole 23, and can prevent the drill rod from being torn.
The application method of the utility model comprises the following steps: when the rubber sealing plate 2 is replaced, the limiting bolt 7 is unscrewed, the corresponding limiting ring block 4 is taken out, the damaged rubber sealing plate 2 is pulled out, the new rubber sealing plate 2 is inserted into the sealing plate mounting clamping groove, after the two leading-in notches 21 of the rubber sealing plate 2 are attached to the corresponding limiting ring block 4, the taken-out limiting ring block 4 is mounted in the limiting notch 22, and the limiting ring block is screwed and fixed by the limiting bolt 7.
The foregoing is a further detailed description of the utility model, along with the accompanying drawings and examples, in order to provide a better understanding of the objects, aspects and advantages of the utility model. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Claims (7)
1. The sealing structure of the dust hood convenient to disassemble is characterized by comprising a welding dust hood (1), a rubber sealing plate (2) and a transition flange plate (3), wherein the rubber sealing plate (2) is arranged on the welding dust hood (1) through the transition flange plate (3);
the welding dust collection cover (1) comprises a drill rod outlet (11), three screw holes (12) which are uniformly distributed in the circumferential direction are formed in the outer side of the drill rod outlet (11) of the welding dust collection cover (1), three through holes (31) are formed in the transition flange plate (3), the screw holes (12) and the through holes (31) are in one-to-one correspondence, a limiting ring block (4) is fixed between two groups of corresponding screw holes (12) and the through holes (31) through limiting studs (5), one end, far away from the screw holes (12), of each limiting stud (5) is provided with a fastening nut (6), a limiting ring block (4) is fixed between the other group of corresponding screw holes (12) and the through holes (31) through limiting bolts (7), a mounting clamping groove is formed among the welding dust collection cover (1), the transition flange plate (3) and the limiting ring block (4), and the outer ring profile of the rubber sealing plate (2) is matched with the sealing plate mounting clamping groove.
2. The dust hood sealing structure convenient to detach according to claim 1, wherein two guide-in notches (21) and one limit notch (22) are formed in the outer ring of the rubber sealing plate (2), and after the rubber sealing plate (2) is installed, the guide-in notches (21) and the limit notch (22) of the rubber sealing plate (2) are attached to corresponding limit ring blocks (4).
3. The dust collecting cover sealing structure convenient to detach according to claim 2, wherein the size of the opening of the limiting notch (22) is larger than the outer diameter of the limiting ring block (4), and the size of the opening of the two guiding notches (21) is larger than the size of the opening of the limiting notch (22).
4. A detachable dust collecting cover sealing structure according to claim 3, wherein the rubber sealing plate (2) has two layers.
5. The dust collecting cover sealing structure convenient to detach as claimed in claim 4, wherein the height of the limiting ring block (4) is the same as the thickness of the two layers of the rubber sealing plates (2).
6. The dust hood sealing structure convenient to detach according to claim 5 is characterized in that the rubber sealing plate (2) is provided with a drill rod hole (23), and the drill rod hole (23) is matched with a drill rod.
7. The dust collecting cover sealing structure convenient to detach as claimed in claim 6, wherein a plurality of circumferentially uniformly distributed tear-proof cracks (24) are formed in the drill rod hole (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320409510.9U CN219220407U (en) | 2023-03-07 | 2023-03-07 | Just, dismantle dust collecting cover seal structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320409510.9U CN219220407U (en) | 2023-03-07 | 2023-03-07 | Just, dismantle dust collecting cover seal structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219220407U true CN219220407U (en) | 2023-06-20 |
Family
ID=86758063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320409510.9U Active CN219220407U (en) | 2023-03-07 | 2023-03-07 | Just, dismantle dust collecting cover seal structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219220407U (en) |
-
2023
- 2023-03-07 CN CN202320409510.9U patent/CN219220407U/en active Active
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