CN209163757U - A kind of spray dust remover - Google Patents

Abstract

The utility model discloses a kind of spray dust removers, which is characterized in that including up-small and down-big tapered depositing dust cover, the top of the depositing dust cover has the first through hole passed through for drilling rod；Spraying device is installed, the spraying device is located at the top of the depositing dust cover, and is arranged along obliquely downward towards the middle part of the depositing dust cover on the inner wall of the depositing dust cover；Also there is the water inlet being connected to the spraying device in the depositing dust cover.The utility model has structure simple, easy for operation, can reduce dust diffusion, reduce fugitive dust, be conducive to the advantages that improving operating environment.

Description

A kind of spray dust remover

Technical field

The utility model relates to mining machinery technical fields, in particular to a kind of spray dust remover.

Background technique

Down-the-hole drill is impact rotating churn, and impactor slips into hole when rock drilling, by air distributing device (valve), makes to impact Piston (hammer body) in device moves back and forth strike bit shank, so that drill bit device to hole bed rock stone generates impact.Height of the impactor in hole Speed revolution, then be by individual swing mechanism, i.e., by hole outside motor or Wind driven rotary device, by connecing in impactor rear end Drilling rod realize.The rock powder generated when rock drilling is easily discharged out of the hole by the flushing of geomantic omen mixed gas, and mixed gas is by mill exhauster Structure injects impactor through drilling rod center, then through the air drain access aperture bottom on impactor cylinder body.

In our jacking constructions, the husky class soil easily to collapse part is encountered, in order to ensure the safety of construction, it is necessary to right Husky class soil is consolidated, and the mode used is static pressure grouting.It needs to use down-the-hole drill pilot hole before static pressure grouting construction, then be put into Grouting tube.In down-the-hole drill work progress, native slag can be sprayed with drilling rod, very big on surrounding enviroment influence, be unfavorable for pacifying Bright construction in full.It is then to be directed at drilling rod position depositing dust with fog gun machine, but effect is not from the point of view of practice of construction during traditional construction It is good.

Utility model content

In view of the above shortcomings of the prior art, the technical problem to be solved by the utility model is to how to provide a kind of knot Structure is simple, easy for operation, can reduce dust diffusion, reduce fugitive dust, is conducive to the spray for dust suppression dress for improving operating environment It sets.

In order to solve the above-mentioned technical problem, the utility model uses the following technical solution:

A kind of spray dust remover, which is characterized in that including up-small and down-big tapered depositing dust cover, the top of the depositing dust cover Portion has the first through hole passed through for drilling rod；Spraying device is installed, the spraying device is located on the inner wall of the depositing dust cover The top of the depositing dust cover, and be arranged along obliquely downward towards the middle part of the depositing dust cover；In the depositing dust cover also have with it is described The water inlet of spraying device connection.

Using the above structure, the dust overflowed when can be to construction by depositing dust cover carries out preliminary mask, and dust is avoided to escape It dissipates, meanwhile, it is sprayed using the spraying device that depositing dust cover inner wall is arranged, it will be able to make dust particle and misty particle water knot It closes, promotes dust sedimentation, thus effective depositing dust.Above structure is simple, easy for operation, can effectively reduce dust diffusion, Fugitive dust is reduced, is conducive to improve operating environment.

Further, also there is the filter being arranged perpendicular to axis direction, the middle part tool of the filter in the depositing dust cover There is the second through-hole passed through for drilling rod；The filter is located at the lower part of the depositing dust cover.

In this way, can prevent sandstone from hitting depositing dust cover and spraying device with the biggish sandstone of blocking part gradation diameter by filter, Be conducive to improve the service life of depositing dust cover and spraying device.In addition, big partial size sandstone itself can settle, after being obstructed, So that spraying device only carries out atomizing de-dusting to the particle dust for being easy to loss, it can not only improve dust-laying effect, but also be conducive to save Save depositing dust water.

Further, the filter include with the consistent frame of the internal via shape of the depositing dust cover, and be mounted on frame On net；Circumferentially there are multiple buckles for being used to fix the frame in the depositing dust cover, the depositing dust cover is located at described The sectional dimension of snapped-in position is consistent with the size of the frame；The frame is removably connected on the buckle.

Since the intensity of filter is relatively low, and the shock by big partial size sandstone for a long time, so that filter spoilage is opposite Higher, it needs to be replaced regularly.In above structure, filter is removably mounted in depositing dust cover by buckling, convenient for every The fast assembling-disassembling of net, it is easy to repair also to replace.

Further, the upper end of the buckle is connected on the inner wall of the depositing dust cover, and lower end is interior with the depositing dust cover Form bayonet between wall, the middle part of the buckle is towards the clamping being formed by bending in the depositing dust cover for accommodating the frame Portion.

In this way, filter need to only be pushed up to the clamping portion that the frame of filter can be caught in buckle from the bottom of depositing dust cover Interior, when disassembly, the axis along depositing dust cover pulls down frame, so that it may filter is dismantled, it is convenient for disassembly and assembly.

Further, the aperture of the filter is 4 ~ 8mm.

In this way, biggish aperture can not only obstruct the sandstone of greater particle size, but also it can guarantee that particle dust can be more suitable Freely by escaping on filter, atomizing de-dusting is carried out convenient for spraying device.

Further, the depositing dust cover is located at the lower section of the guide holder, is provided through multiple edges on the guide holder Bolt hole circumferentially, the top of the depositing dust cover have multiple threaded holes being correspondingly arranged with the bolt hole, the drop Dust hood is bolted on the guide holder.

Further, the spraying device is multiple along circumferentially having for the depositing dust cover.

In this way, carrying out depositing dust to particle dust from all directions, be conducive to the effect for improving depositing dust.

Further, it is additionally provided with dust exhausting hole in the upper cover of the depositing dust cover, and the row being connected on dust exhausting hole Dirt pipe, the dust flue are bent downwardly setting far from the dust-exhausting port of described depositing dust cover one end；Pumping is additionally provided in the depositing dust cover Device is inhaled, is able to enter the dust in depositing dust cover in the dust flue, and is settled from dust-exhausting port.

Using the above structure, using the suction unit in depositing dust cover the dust of evolution is preferably entered in depositing dust cover Portion avoids interstitial diffusion of the dust between depositing dust cover and ground, improves dust collecting effect.Meanwhile it can be incited somebody to action using suction unit The dust that part is contacted with water mist is sent into dust flue, and during curved along dust flue, sufficiently in conjunction with water mist, is increased Specific gravity settles it smoothly from dust-exhausting port.

Further, the suction unit is coaxially mounted in the depositing dust cover, and middle part has the hole passed through for drilling rod； The suction unit includes the frame body being integrally in the form of a column and flabellum in a ring, and one end of the frame body is fixedly connected on the drop On dust hood, the other end is equipped with the flabellum by bearing, and the holding for holding drilling rod tightly is equipped in the inner ring of the flabellum Mechanism enables the flabellum to rotate with drilling rod.

Using the above structure, frame body and flabellum are co-axially located in depositing dust cover, and drilling rod is made coaxially to pass through frame body and fan Leaf, recycles hold-fast body and drilling rod in flabellum inner ring to hold tightly, drives flabellum to rotate together using the rotation of drilling rod, so that it may Realize the suction to evolution dust.The smart structural design makes full use of the characteristic of drilling rod own rotation, without providing additionally Driving device can make flabellum rotation realize suction.

Further, the hold-fast body includes the tip-lever support being uniformly arranged along the circumferential direction of the flabellum, and along described The radial direction of flabellum slidably extends through the push rod component being arranged on the tip-lever support；The push rod component and the tip-lever support it Between be additionally provided with spring, keep the push rod component mobile towards the axis direction of the flabellum.

In this way, under spring force along the circumferentially uniformly distributed mandril of flabellum, being compressed tightly against on drilling rod, with drilling rod Rotation drives flabellum to rotate together.

In conclusion the utility model has structure simple, and it is easy for operation, dust diffusion can be reduced, reduction is raised Dirt is conducive to the advantages that improving operating environment.

Detailed description of the invention

Fig. 1 is a kind of structural schematic diagram of depositing dust down-the-hole drill.

Fig. 2 is a kind of half section structure diagram of depositing dust cover.

Fig. 3 is another half section structure diagram of depositing dust cover.

Fig. 4 is the structural schematic diagram of the tip-lever support and push rod component part in Fig. 2 and Fig. 3.

Specific embodiment

Below with reference to embodiment, the utility model is described in further detail.

When specific implementation: as depicted in figs. 1 and 2, a kind of depositing dust down-the-hole drill, including balladeur train 11 and be slidably mounted in Slide plate 12 on balladeur train is equipped with rotating assembly 13 on the slide plate 12, and is mounted on 13 output end of rotating assembly Drilling rod 15；The lower end of the balladeur train 11 is vertically installed with guide holder 14, has and the rotating assembly 13 on the guide holder 14 The pilot hole of coaxial arrangement, the drilling rod 15 pass through the pilot hole；It is equipped on the guide holder 14 up-small and down-big tapered Depositing dust cover 2, the top of the depositing dust cover 2 has the first through hole passed through for drilling rod；It is equipped on the inner wall of the depositing dust cover 2 Spraying device 21, the spraying device 21 are located at the top of the depositing dust cover 2, and along obliquely downward towards in the depositing dust cover 2 Portion's setting；Also there is the water inlet being connected to the spraying device 21, the water inlet is connected with water supply in the depositing dust cover 2 Pump.

It using the above structure, can be to the dirt overflowed when constructing by installing depositing dust cover on the guide holder of balladeur train lower end Soil carries out preliminary mask, avoids dust loss, meanwhile, it is sprayed using the spraying device that depositing dust cover inner wall is arranged, it will be able to Make dust particle in conjunction with misty particle water, promotes dust sedimentation, thus effective depositing dust.Above structure is simple, the side of operating with Just, dust diffusion can be effectively reduced, fugitive dust is reduced, is conducive to improve operating environment.

When implementation, also there is the filter 22 being arranged perpendicular to axis direction, the middle part of the filter 22 in the depositing dust cover 2 With the second through-hole passed through for drilling rod；The filter 22 is located at the lower part of the depositing dust cover 2.

In this way, can prevent sandstone from hitting depositing dust cover and spraying device with the biggish sandstone of blocking part gradation diameter by filter, Be conducive to improve the service life of depositing dust cover and spraying device.In addition, big partial size sandstone itself can settle, after being obstructed, So that spraying device only carries out atomizing de-dusting to the particle dust for being easy to loss, it can not only improve dust-laying effect, but also be conducive to save Save depositing dust water.

When implementation, the filter 22 includes the consistent frame of internal via shape with the depositing dust cover 2, and is mounted on frame On net；Circumferentially there are multiple buckles for being used to fix the frame in the depositing dust cover 2, the depositing dust cover 2 is located at institute The sectional dimension for stating snapped-in position is consistent with the size of the frame；The frame is removably connected on the buckle.

Since the intensity of filter is relatively low, and the shock by big partial size sandstone for a long time, so that filter spoilage is opposite Higher, it needs to be replaced regularly.In above structure, filter is removably mounted in depositing dust cover by buckling, convenient for every The fast assembling-disassembling of net, it is easy to repair also to replace.

When implementation, the depositing dust cover 2 includes symmetrically arranged left cover and right cover, the phase of the left cover and right cover Opposite side all has the flange for extending radially outward and being formed, and has bolt hole on the flange, and the left cover and right cover are logical The bolt for the bolt hole crossed on flange is fixedly connected.

In this way, being not necessarily to dismounting drilling rod, so that it may left cover and right cover split are mounted on the outside of drilling rod, it is convenient for disassembly and assembly fast It is prompt.

When implementation, the filter 22 includes symmetrically arranged left filter and right filter.

In this way, left filter and right filter can be respectively engaged in left cover and right cover, by left cover and right cover When split is mounted on the outside of drilling rod, left filter and right filter with regard to split in whole filter so that dismounting is more convenient.

When it is implemented, the buckle is whole U-shaped, and it is open and is arranged towards the middle part of the depositing dust cover；The buckle Bottom the clamping portion for accommodating the frame is formed by bending to two sides in the width direction.

When it is implemented, the buckle can also be that upper end is connected on the inner wall of the depositing dust cover 2, lower end and the drop Form bayonet between the inner wall of dust hood 2, the middle part of the buckle is towards being formed by bending for accommodating the side in the depositing dust cover 2 The clamping portion of frame.In this way, filter need to only be pushed up to the card that the frame of filter can be caught in buckle from the bottom of depositing dust cover In socket part, when disassembly, the axis along depositing dust cover pulls down frame, so that it may filter is dismantled, it is convenient for disassembly and assembly.

When implementation, the aperture of the filter 22 is 4 ~ 8mm.

In this way, biggish aperture can not only obstruct the sandstone of greater particle size, but also it can guarantee that particle dust can be more suitable Freely by escaping on filter, atomizing de-dusting is carried out convenient for spraying device.

When implementation, the lower section of the depositing dust cover 2 also has the mounting plate 23 perpendicular to axis setting, and the mounting plate 23 wraps Include symmetrically arranged left mounting plate and right mounting plate；The mounting plate 23 passes through supporting rib 24 and the depositing dust circumferentially Cover 2 is fixedly connected, and the middle part of the mounting plate 23 has the relief hole passed through for drilling rod；It is provided through on the guide holder 14 Multiple bolts hole circumferentially, with multiple threaded holes being correspondingly arranged with the bolt hole, institute on the mounting plate 23 It states depositing dust cover 2 and is fixedly mounted on 14 top of guide holder by passing through the bolt of the bolt hole on the guide holder.

When carrying out boring positioning, inevitable balladeur train is struck because of misoperation on ground, using the above structure, passes through drop Depositing dust cover is mounted on the top of guide holder by the mounting plate below dust hood, so that guide holder is always positioned at the bottom of balladeur train, from And the service life for improving depositing dust cover can be conducive to avoid depositing dust cover and collision on the ground.

When implementation, the spraying device 21 is multiple along circumferentially having for the depositing dust cover 2.

In this way, carrying out depositing dust to particle dust from all directions, be conducive to the effect for improving depositing dust.When it is implemented, institute Stating spraying device is atomizer.

When it is implemented, the depositing dust cover of structure as shown in Figure 3 can also be used, the depositing dust cover 2 is located at the guide holder 14 lower section, multiple bolts hole circumferentially are provided through on the guide holder, and the top of the depositing dust cover has more A threaded hole being correspondingly arranged with the bolt hole, the depositing dust cover are bolted on the guide holder.

When implementation, it is additionally provided with dust exhausting hole in the upper cover of the depositing dust cover 2, and the dust discharge being connected on dust exhausting hole Pipe 25, the dust flue 25 are bent downwardly setting far from the dust-exhausting port of described 2 one end of depositing dust cover；It is also set up in the depositing dust cover 2 There is suction unit 3, be able to enter the dust in depositing dust cover 2 in the dust flue 25, and is settled from dust-exhausting port.

Using the above structure, using the suction unit in depositing dust cover the dust of evolution is preferably entered in depositing dust cover Portion avoids interstitial diffusion of the dust between depositing dust cover and ground, improves dust collecting effect.Meanwhile it can be incited somebody to action using suction unit The dust that part is contacted with water mist is sent into dust flue, and during curved along dust flue, sufficiently in conjunction with water mist, is increased Specific gravity settles it smoothly from dust-exhausting port.

When implementation, the suction unit 3 is coaxially mounted in the depositing dust cover 2, and middle part has the hole passed through for drilling rod； The suction unit 3 includes the frame body 31 that is integrally in the form of a column and flabellum 32 in a ring, and one end of the frame body 31 is fixedly connected In the depositing dust cover 2, the other end is equipped with the flabellum 32 by bearing, is equipped in the inner ring of the flabellum 32 for embracing The hold-fast body 4 of tight drilling rod, enables the flabellum 32 to rotate with drilling rod.

Using the above structure, frame body and flabellum are co-axially located in depositing dust cover, and drilling rod is made coaxially to pass through frame body and fan Leaf, recycles hold-fast body and drilling rod in flabellum inner ring to hold tightly, drives flabellum to rotate together using the rotation of drilling rod, so that it may Realize the suction to evolution dust.The smart structural design makes full use of the characteristic of drilling rod own rotation, without providing additionally Driving device can make flabellum rotation realize suction.

As shown in figure 4, the hold-fast body 4 includes the tip-lever support being uniformly arranged along the circumferential direction of the flabellum 32 when implementing 41, and the push rod component 42 being arranged on the tip-lever support 41 is slidably extended through along the radial direction of the flabellum 32；The top It is additionally provided with spring 43 between bar assembly 42 and the tip-lever support 41, makes the push rod component 42 towards the axle center of the flabellum 32 Direction is mobile.

In this way, under spring force along the circumferentially uniformly distributed mandril of flabellum, being compressed tightly against on drilling rod, with drilling rod Rotation drives flabellum to rotate together.

When implementation, the push rod component 42 includes two mandrils being arranged radially along the flabellum 32, two tops The one end in bar towards the flabellum axle center is connected with shaft, and idler wheel 45 is rotatably mounted in the shaft；The mandril The other end passes through the tip-lever support 41, and is provided with receiving part；The spring 43 is the helical spring being sleeved on the mandril； The axis of the idler wheel 45 perpendicular to the flabellum axis direction, and in middle part has and is gradually recessed by inward at both ends and formed Recess portion, the inner fovea part is in the radial direction to be projected as arc-shaped, and its radius is consistent with the radius of drilling rod, makes the idler wheel 45 Inner fovea part can be fitted in the surface of drilling rod.

In this way, can use the rotation of idler wheel while guarantee idler wheel is bonded with drilling rod rotates flabellum, guarantee drilling rod It can smoothly move up and down.

When implementation, the inner fovea part of the idler wheel 45 is evenly equipped with the fin of multiple circular ring shapes, the height of the fin along axial direction For 0.5 ~ 1mm.

In this way, the frictional force between idler wheel and drilling rod in circumferential direction can be increased.

When implementation, the side of the tip-lever support 41 towards the flabellum axis direction is additionally provided with top plate 44, the top plate 44 both ends have the hole passed through for the mandril；One end of the spring 43 towards the tip-lever support 41 is connected to the top plate On 44；The middle part of the tip-lever support 41 has the threaded hole towards the top plate 44 through setting, be equipped on the threaded hole to Connect the adjusting bolt on the top plate 44.

Using the above structure, top plate compressed spring, the original pressure level of adjustment spring can be pressed by adjusting bolt.

When implementation, the one end in the push rod component 42 towards the flabellum axle center tilts 15 ~ 30 degree of settings upwards.

Drilling rod is passed down through depositing dust cover from top when due to assembly, using the above structure, when so that drilling rod passing through, to mandril The downward active force of component can decompose in the axial direction of push rod component, make push rod component and spring retraction, pass through convenient for drilling rod.

When implementation, end where the dust-exhausting port of the dust flue 25 is the taper of reduced diameter.

In this way, part is enabled also to touch water to more maximum probability when by dust-exhausting port not in contact with the dust of water mist Mist is conducive to improve dust-laying effect.

It when construction, first treats slip casting position and measures label, then drilled with down-the-hole drill in mark position, bored It during hole, is supplied water by water supply pump to spraying device, so that dust and water mist in depositing dust cover is contacted sedimentation, drilling terminates After carry out static pressure grouting.

The above is only the preferred embodiment of the utility model only, is not limitation with the utility model, all at this Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model Protection scope within.

Claims (9)

1. a kind of spray dust remover, which is characterized in that including up-small and down-big tapered depositing dust cover (2), the depositing dust cover (2) Top there is the first through hole that passes through for drilling rod；Spraying device (21), the spray are installed on the inner wall of the depositing dust cover (2) Mist device (21) is located at the top of the depositing dust cover (2), and is arranged along obliquely downward towards the middle part of the depositing dust cover (2)；It is described Also there is the water inlet being connected to the spraying device (21) in depositing dust cover (2).

2. spray dust remover as described in claim 1, which is characterized in that also have perpendicular to axis in the depositing dust cover (2) The filter (22) of line direction setting, the middle part of the filter (22) have the second through-hole passed through for drilling rod；The filter (22) Positioned at the lower part of the depositing dust cover (2).

3. spray dust remover as claimed in claim 2, which is characterized in that the filter (22) includes and the depositing dust cover (2) the consistent frame of internal via shape, and the net being mounted on frame；Circumferentially have in the depositing dust cover (2) multiple For fixing the buckle of the frame, the depositing dust cover (2) is located at the sectional dimension of the snapped-in position and the ruler of the frame It is very little consistent；The frame is removably connected on the buckle.

4. spray dust remover as claimed in claim 3, which is characterized in that the upper end of the buckle is connected to the depositing dust cover (2) on inner wall, bayonet is formed between lower end and the inner wall of the depositing dust cover (2), the middle part of the buckle is towards the depositing dust The clamping portion for accommodating the frame is formed by bending in cover (2).

5. spray dust remover as claimed in claim 2, which is characterized in that the aperture of the filter (22) is 4 ~ 8mm.

6. spray dust remover as described in claim 1, which is characterized in that the spraying device (21) is along the depositing dust cover (2) circumferentially have is multiple.

7. spray dust remover as described in claim 1, which is characterized in that also set in the upper cover of the depositing dust cover (2) It is equipped with dust exhausting hole, and the dust flue (25) being connected on dust exhausting hole, the dust flue (25) is far from the depositing dust cover (2) one end Dust-exhausting port be bent downwardly setting；Suction unit (3) are additionally provided in the depositing dust cover (2), enable the dust in depositing dust cover (2) It enough enters in the dust flue (25), and is settled from dust-exhausting port.

8. spray dust remover as claimed in claim 7, which is characterized in that the suction unit (3) is coaxially mounted to described In depositing dust cover (2), and middle part has the hole passed through for drilling rod；The suction unit (3) includes the frame body (31) being integrally in the form of a column One end of flabellum (32) in a ring, the frame body (31) is fixedly connected on the depositing dust cover (2), and the other end passes through bearing It is equipped with the flabellum (32), the hold-fast body (4) for holding drilling rod tightly is installed in the inner ring of the flabellum (32), make described Flabellum (32) can be rotated with drilling rod.

9. spray dust remover as claimed in claim 8, which is characterized in that the hold-fast body (4) includes along the flabellum (32) tip-lever support (41) that circumferential direction is uniformly arranged, and setting is slidably extended through described along the radial direction of the flabellum (32) Push rod component (42) on tip-lever support (41)；Spring is additionally provided between the push rod component (42) and the tip-lever support (41) (43), make the push rod component (42) mobile towards the axis direction of the flabellum (32).