CN209339940U - Dust removing apparatus for development machine and development machine - Google Patents
Dust removing apparatus for development machine and development machine Download PDFInfo
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- CN209339940U CN209339940U CN201920073618.9U CN201920073618U CN209339940U CN 209339940 U CN209339940 U CN 209339940U CN 201920073618 U CN201920073618 U CN 201920073618U CN 209339940 U CN209339940 U CN 209339940U
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- dust suction
- removing apparatus
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- 239000000428 dust Substances 0.000 title claims abstract description 232
- 238000001914 filtration Methods 0.000 claims abstract description 20
- 238000010521 absorption reaction Methods 0.000 claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 238000009736 wetting Methods 0.000 description 8
- 230000006870 function Effects 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000003595 mist Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000889 atomisation Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
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Abstract
The utility model relates to a kind of dust removing apparatus for development machine and development machines, the former includes dust absorbing air passage, filter and the vacuum cleaner being respectively arranged inside development machine horn, and dust absorbing air passage, filter and vacuum cleaner are sequentially connected along dust flow direction；The input end of dust absorbing air passage forms multiple dust suction sub-air channels, and multiple dust suction sub-air channels are each passed through the side wall of development machine horn, and the respective suction inlet of multiple dust suction sub-air channels is respectively facing development machine head；Filter includes the filter of filtering casing with the inside for being set to filtering casing, and offers dust-exhausting port on the bottom wall of filtering casing；Vacuum cleaner includes dust absorption fan and driving machine, and driving machine and dust absorption fan are sequentially connected, for driving dust absorption fan to rotate dust suction.The latter includes the former.The dust removing apparatus for development machine and development machine have the advantages that structure is simple, using flexible is good, can will tunnel the dust that cutting generates at head and sufficiently suck.
Description
Technical field
The utility model relates to development machine technical field of dust removal equipment, more particularly, to a kind of dust removing apparatus for development machine and pick
Into machine.
Background technique
Development machine is the machine that tunnel is dug for straight ground, and development machine in the prior art is in order to when reducing driving
Dust from flying improves operating point visibility, is usually provided with atomizing dust-removing system, but since the compressed-air system of face can be right
Development machine nearby causes turbulent flow, and spraying system often causes sight to interfere rear side driver, needs in getting working face toward contact
Additional dust-extraction unit is set, but general dust-extraction unit using flexible is poor, and cannot be mobile with heading machine cutting head, it is right
It is nearby preferably sucked with the dust at driver position at shovel board on the downside of the cutting head of development machine.
The information disclosed in the background technology section is intended only to deepen the understanding to the utility model general background technology,
And it is not construed as recognizing or implying in any form that the information constitutes the prior art known in those skilled in the art.
Utility model content
The utility model is to propose in view of the above problems, and its purpose is to provide a kind of dust removing apparatus for development machine and picks
Into machine.
The dust removing apparatus for development machine and development machine are simple with structure, using flexible is good, can will cut at driving head
The advantages of dust of generation sufficiently sucks.
To realize that the purpose of this utility model adopts the following technical scheme that:
The utility model of first technical solution is a kind of dust removing apparatus for development machine, which includes setting respectively
Dust absorbing air passage, filter and the vacuum cleaner being placed in inside development machine horn, and the dust absorbing air passage, the filter and the suction
Dirt machine is sequentially connected along dust flow direction；
The input end of the dust absorbing air passage forms multiple dust suction sub-air channels, and multiple dust suction sub-air channels are each passed through described
The side wall of development machine horn, and the respective suction inlet of multiple dust suction sub-air channels is respectively facing development machine head；
The filter includes the filter of filtering casing with the inside for being set to the filtering casing, and in the filtering
Dust-exhausting port is offered on the bottom wall of casing；
The vacuum cleaner includes dust absorption fan and driving machine, and the driving machine and the dust absorption fan are sequentially connected, are used for
Drive the dust absorption fan rotation dust suction.
In addition, the dust removing apparatus for development machine of the second technical solution, on the dust removing apparatus for development machine basis of the first technical solution
On, the development machine horn includes side wall, left side wall, right side wall and downside wall；
Multiple dust suction sub-air channels include the first dust suction sub-air channel, the second dust suction sub-air channel and third dust suction sub-air channel；
The first dust suction sub-air channel, the second dust suction sub-air channel and the third dust suction sub-air channel are each passed through described
Side wall, the left side wall and the right side wall, and the first dust suction sub-air channel, the second dust suction sub-air channel and described
The respective suction inlet of three dust suction sub-air channels is respectively facing development machine head.
In addition, the dust removing apparatus for development machine of third technical solution, on the dust removing apparatus for development machine basis of the second technical solution
On, the cross-sectional area of the first dust suction sub-air channel is gradually increased along dust flow direction.
In addition, the dust removing apparatus for development machine of the 4th technical solution, on the dust removing apparatus for development machine basis of the second technical solution
On, the cross-sectional area of the second dust suction sub-air channel is gradually increased along dust flow direction.
In addition, the dust removing apparatus for development machine of the 5th technical solution, on the dust removing apparatus for development machine basis of the second technical solution
On, the cross-sectional area of the third dust suction sub-air channel is gradually increased along dust flow direction.
In addition, the dust removing apparatus for development machine of the 6th technical solution, on the dust removing apparatus for development machine basis of the first technical solution
On, the filter further includes atomizer；
The atomizer is set on the shell wall of the filtering casing, and the atomizer by water supply pipe and supplies
Water pump connection.
In addition, the dust removing apparatus for development machine of the 7th technical solution, on the dust removing apparatus for development machine basis of the 6th technical solution
On, the atomizer is provided with multiple, and multiple atomizer uniform intervals are arranged in the periphery wall of the filtering casing
Front upper and that the filter is set to along dust flow direction.
In addition, the dust removing apparatus for development machine of the 8th technical solution, on the dust removing apparatus for development machine basis of the 7th technical solution
On, multiple atomizers are set on the same plane vertical with dust flow direction.
In addition, the dust removing apparatus for development machine of the 9th technical solution, on the dust removing apparatus for development machine basis of the first technical solution
On, the driving machine is hydraulic motor.
In addition, the tenth technical solution is a kind of development machine, which includes any one of first to the 9th technical solution
The dust removing apparatus for development machine.
In conjunction with above technical scheme, the utility model bring beneficial effect is analyzed as follows:
Dust removing apparatus for development machine provided by the utility model include be respectively arranged at dust absorbing air passage inside development machine horn,
Filter and vacuum cleaner, and dust absorbing air passage, filter and vacuum cleaner are sequentially connected along dust flow direction；The import of dust absorbing air passage
End forms multiple dust suction sub-air channels, and multiple dust suction sub-air channels are each passed through the side wall of development machine horn, and multiple dust suction sub-air channels
Respective suction inlet be respectively facing development machine head；Filter includes the mistake of filtering casing with the inside for being set to filtering casing
Filter disc, and dust-exhausting port is offered on the bottom wall of filtering casing；Vacuum cleaner includes dust absorption fan and driving machine, driving machine and dust suction
Blower transmission connection, for driving dust absorption fan to rotate dust suction.
Due to being arranged inside development machine horn, when use, can flexibly move the dust removing apparatus for development machine with development machine
Dynamic, multiple dust suction sub-air channels of the input end of dust absorbing air passage are each passed through the side wall of development machine horn, and by respective suction inlet
It is respectively facing the setting of development machine head, the dust that cutting generates at development machine head can sufficiently be sucked, be had by such structure
There is the advantages of dust that structure is simple, using flexible is good, can will tunnel cutting generation at head sufficiently sucks.
Development machine provided by the utility model can be realized the development machine dedusting including above-mentioned dust removing apparatus for development machine
All beneficial effects of device, details are not described herein.
Other feature and advantage of the utility model will illustrate in the following description, also, partly from specification
In become apparent, or understood and implementing the utility model.The purpose of this utility model and other advantages are illustrating
Structure specifically noted by book, claims and attached drawing is achieved and obtained.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the overall structure diagram of the specific embodiment of dust removing apparatus for development machine provided by the utility model；
Fig. 2 is the overall structure diagram of the specific embodiment of development machine provided by the utility model.
Icon: 110- the first dust suction sub-air channel；120- the second dust suction sub-air channel；130- third dust suction sub-air channel；200- mistake
Filter；210- atomizer；220- dust-exhausting port；300- vacuum cleaner.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Below according to the structure of dust removing apparatus for development machine provided by the utility model, its specific embodiment is illustrated.
Fig. 1 is the overall structure diagram of the specific embodiment of dust removing apparatus for development machine provided by the utility model；Fig. 2 is
The overall structure diagram of the specific embodiment of development machine provided by the utility model.
As depicted in figs. 1 and 2, a kind of dust removing apparatus for development machine is present embodiments provided, which includes
Dust absorbing air passage, filter 200 and the vacuum cleaner 300 being respectively arranged inside development machine horn, and dust absorbing air passage, filter 200
It is sequentially connected with vacuum cleaner 300 along dust flow direction；The input end of dust absorbing air passage forms multiple dust suction sub-air channels, multiple dust suctions
Sub-air channel is each passed through the side wall of development machine horn, and the respective suction inlet of multiple dust suction sub-air channels is respectively facing development machine machine
Head；Filter 200 includes the filter of 200 shell of filter with the inside for being set to 200 shell of filter, and in 200 shell of filter
Bottom wall on offer dust-exhausting port 220；Vacuum cleaner 300 includes dust absorption fan and driving machine, and driving machine and dust absorption fan transmission connect
It connects, for driving dust absorption fan to rotate dust suction.
Due to being arranged inside development machine horn, when use, can flexibly move the dust removing apparatus for development machine with development machine
Dynamic, multiple dust suction sub-air channels of the input end of dust absorbing air passage are each passed through the side wall of development machine horn, and by respective suction inlet
It is respectively facing the setting of development machine head, the dust that cutting generates at development machine head can sufficiently be sucked, be had by such structure
There is the advantages of dust that structure is simple, using flexible is good, can will tunnel cutting generation at head sufficiently sucks.
It is worth noting that the dust-exhausting port 220 on filter shell bottom wall lets out the dust suction effect of wind effect dust absorbing air passage in order to prevent
Fruit can be arranged valve block in dust-exhausting port 220 and switch.
Further, development machine horn includes side wall, left side wall, right side wall and downside wall；Multiple dust suction sub-air channel packets
Include the first dust suction sub-air channel 110, the second dust suction sub-air channel 120 and third dust suction sub-air channel 130；First dust suction sub-air channel 110,
Two dust suction sub-air channels 120 and third dust suction sub-air channel 130 are each passed through side wall, left side wall and right side wall, and the first dust suction
The respective suction inlet in air duct 110, the second dust suction sub-air channel 120 and third dust suction sub-air channel 130 is respectively facing development machine head.
Three dust suction sub-air channels are set, and three dust suction sub-air channels be each passed through development machine horn side wall, left side wall and
Right side wall, such structure can not only guarantee the pick-up performance of dust absorbing air passage, and can also reduce in the side of development machine horn
Dust absorbing air passage is opened up on wall wears influence of the mouth to the bearing capacity of development machine horn.
In addition, the cross-sectional area of the first dust suction sub-air channel 110 is gradually increased along dust flow direction.
In addition, the cross-sectional area of the second dust suction sub-air channel 120 is gradually increased along dust flow direction.
In addition, the cross-sectional area of third dust suction sub-air channel 130 is gradually increased along dust flow direction.
According to relationship ρ=vs of flow ρ, flow velocity v and cross-sectional area s three, when mono- timing of flow ρ, cross-sectional area s is got over
Small, flow velocity v is bigger；The cross section of first dust suction sub-air channel 110, the second dust suction sub-air channel 120 and third dust suction sub-air channel 130
Product is to be gradually increased along dust flow direction, and such structure can be improved the flow velocity of each dust suction sub-air channel air inlet,
To improve the pick-up performance of dust absorbing air passage.
In addition, filter 200 further includes atomizer 210；Atomizer 210 is set on the shell wall of 200 shell of filter,
And atomizer 210 is connect by water supply pipe with water supply pump.
Atomizer 210 can spray atomization of water current adhere to each other grit to the dust wetting in filter 200
And cohesion, it is more convenient for being discharged from dust-exhausting port 220.
Further, atomizer 210 is provided with multiple, and multiple 210 uniform intervals of atomizer are arranged in filtering casing
Periphery wall on and be set to along dust flow direction the front of filter.
Multiple atomizers 210 can be more fully to the dust wetting in filter 200, and before being set to filter
Side also that filter carry out it is certain wash away, prevent filter from blocking.
Further, multiple atomizers 210 are set on the same plane vertical with dust flow direction.
Such structure can make the water mist of the ejection of multiple atomizers 210 converge one water of formation in the same plane
Mist wall, can be more more fully to the dust wetting in filter 200.
In addition, driving machine is hydraulic motor.Hydraulic motor can be driven by the hydraulic circuit in development machine, be not necessarily to
Additional driving power simplifies the structure of the dust removing apparatus for development machine.
In addition, the utility model additionally provides a kind of development machine, which includes above-mentioned dust removing apparatus for development machine, energy
All beneficial effects of the dust removing apparatus for development machine are enough obtained, details are not described herein.
The specific structure of the utility model is illustrated above, illustrates its usage mode below.
Above-mentioned dust removing apparatus for development machine when in use, dust removing apparatus for development machine due to be arranged inside development machine horn,
It can flexibly be moved with development machine when use, multiple dust suction sub-air channels of the input end of dust absorbing air passage are each passed through development machine machine
The side wall of arm, and respective suction inlet is respectively facing the setting of development machine head, cutting at development machine head can be generated
Dust sufficiently sucks.
The structure of specific embodiment of the utility model is illustrated above, but not limited to this.
For example, development machine horn includes side wall, left side wall, right side wall and bottom side in above-mentioned specific embodiment
Wall；Multiple dust suction sub-air channels include the first dust suction sub-air channel, the second dust suction sub-air channel and third dust suction sub-air channel；First dust suction
Air duct, the second dust suction sub-air channel and third dust suction sub-air channel are each passed through side wall, left side wall and right side wall, and the first dust suction
The respective suction inlet in air duct, the second dust suction sub-air channel and third dust suction sub-air channel is respectively facing development machine head.
But not limited to this, and dust suction sub-air channel can be configured as two or four, and equally achievable dust absorbing air passage is to driving
The dust-absorbing function of machine head, but according to the structure of specific embodiment, three above-mentioned dust suction sub-air channels are set, it can not only
Guarantee the pick-up performance of dust absorbing air passage, and can also reduce and open up dust absorbing air passage on the side wall of development machine horn and wear mouth to driving
The influence of the bearing capacity of machine horn.
In addition, in above-mentioned specific embodiment, the cross-sectional area of the first dust suction sub-air channel along dust flow direction by
It is cumulative big；The cross-sectional area of second dust suction sub-air channel is gradually increased along dust flow direction；The cross section of third dust suction sub-air channel
Product is gradually increased along dust flow direction.
But not limited to this, and the first dust suction sub-air channel, the second dust suction sub-air channel and third dust suction sub-air channel can be configured as
The conventional pipeline that cross-sectional area is equal everywhere does not influence the dust-absorbing function of dust absorbing air passage equally, but according to specific embodiment party
The structure of formula flows the cross-sectional area of the first dust suction sub-air channel, the second dust suction sub-air channel and third dust suction sub-air channel along dust
Direction is to be gradually increased, and can be improved the flow velocity of each dust suction sub-air channel air inlet, improves the pick-up performance of dust absorbing air passage.
In addition, filter further includes atomizer in above-mentioned specific embodiment；Atomizer is set to filter
On the shell wall of shell, and atomizer is connect by water supply pipe with water supply pump.
But not limited to this, can also be not provided with above-mentioned atomizer, not influence filter normal filtration dust equally
Function, but according to the structure of specific embodiment, above-mentioned atomizer is set, atomization of water current can be sprayed and to filtering
Dust wetting in machine makes grit adhere to each other and agglomerate, and is more convenient for being discharged from dust-exhausting port.
In addition, atomizer is provided with multiple, multiple atomizer uniform intervals cloth in above-mentioned specific embodiment
It is placed on the periphery wall of filtering casing and is set to along dust flow direction the front of filter.
But not limited to this, and atomizer can also only be set as one, does not influence atomizer equally in filter
The function of dust wetting, but according to the structure of specific embodiment, atomizer are provided with multiple, can reach more fully right
The beneficial effect of dust wetting in filter.
In addition, in above-mentioned specific embodiment, multiple atomizers are set to vertical with dust flow direction same
In one plane.
But not limited to this, and multiple atomizers can also be not provided in the same plane, not influencing atomizer pair equally
Multiple atomizers are set to and powder by the function of the dust wetting in filter, but according to the structure of specific embodiment
On the vertical same plane in dirt flow direction, the water mist of the ejection of multiple atomizers can be made to converge to be formed in the same plane
One water mist wall, can be more more fully to the dust wetting in filter.
In addition, driving machine is hydraulic motor in above-mentioned specific embodiment.
But not limited to this, and driving machine can be configured as driving motor, the same dust absorption fan function that driving can be achieved, but
It is the structure according to specific embodiment, driving machine is arranged to hydraulic motor, it can be straight by the hydraulic circuit in development machine
Capable driving is tapped into, without additional driving power, simplifies the structure of the dust removing apparatus for development machine.
In addition, the dust removing apparatus for development machine of the utility model, can be composed of, together the various structures of above embodiment
Sample can play above-mentioned effect.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of dust removing apparatus for development machine, it is characterised in that: including being respectively arranged at dust absorbing air passage inside development machine horn, mistake
Filter and vacuum cleaner, and the dust absorbing air passage, the filter and the vacuum cleaner are sequentially connected along dust flow direction；
The input end of the dust absorbing air passage forms multiple dust suction sub-air channels, and multiple dust suction sub-air channels are each passed through the driving
The side wall of machine horn, and the respective suction inlet of multiple dust suction sub-air channels is respectively facing development machine head；
The filter includes the filter of filtering casing with the inside for being set to the filtering casing, and in the filtering casing
Bottom wall on offer dust-exhausting port；
The vacuum cleaner includes dust absorption fan and driving machine, and the driving machine and the dust absorption fan are sequentially connected, for driving
The dust absorption fan rotates dust suction.
2. dust removing apparatus for development machine according to claim 1, it is characterised in that:
The development machine horn includes side wall, left side wall, right side wall and downside wall；
Multiple dust suction sub-air channels include the first dust suction sub-air channel, the second dust suction sub-air channel and third dust suction sub-air channel；
The first dust suction sub-air channel, the second dust suction sub-air channel and the third dust suction sub-air channel are each passed through the top side
Wall, the left side wall and the right side wall, and the first dust suction sub-air channel, the second dust suction sub-air channel and the third are inhaled
The respective suction inlet of dirt sub-air channel is respectively facing development machine head.
3. dust removing apparatus for development machine according to claim 2, it is characterised in that:
The cross-sectional area of the first dust suction sub-air channel is gradually increased along dust flow direction.
4. dust removing apparatus for development machine according to claim 2, it is characterised in that:
The cross-sectional area of the second dust suction sub-air channel is gradually increased along dust flow direction.
5. dust removing apparatus for development machine according to claim 2, it is characterised in that:
The cross-sectional area of the third dust suction sub-air channel is gradually increased along dust flow direction.
6. dust removing apparatus for development machine according to claim 1, it is characterised in that:
The filter further includes atomizer；
The atomizer is set on the shell wall of the filtering casing, and the atomizer passes through water supply pipe and water supply pump
Connection.
7. dust removing apparatus for development machine according to claim 6, it is characterised in that:
The atomizer is provided with multiple, and multiple atomizer uniform intervals are arranged in the periphery wall of the filtering casing
Front upper and that the filter is set to along dust flow direction.
8. dust removing apparatus for development machine according to claim 7, it is characterised in that:
Multiple atomizers are set on the same plane vertical with dust flow direction.
9. dust removing apparatus for development machine according to claim 1, it is characterised in that:
The driving machine is hydraulic motor.
10. a kind of development machine, it is characterised in that: including dust removing apparatus for development machine described in any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920073618.9U CN209339940U (en) | 2019-01-16 | 2019-01-16 | Dust removing apparatus for development machine and development machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920073618.9U CN209339940U (en) | 2019-01-16 | 2019-01-16 | Dust removing apparatus for development machine and development machine |
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| Publication Number | Publication Date |
|---|---|
| CN209339940U true CN209339940U (en) | 2019-09-03 |
Family
ID=67761698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920073618.9U Active CN209339940U (en) | 2019-01-16 | 2019-01-16 | Dust removing apparatus for development machine and development machine |
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| Country | Link |
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| CN (1) | CN209339940U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114263461A (en) * | 2021-12-29 | 2022-04-01 | 闫琳 | Wet dust removal device and tunneling and anchoring integrated machine |
| CN115614036A (en) * | 2022-12-19 | 2023-01-17 | 北京中海兴达建设有限公司 | Dust treatment device and dust treatment method for heading machine |
-
2019
- 2019-01-16 CN CN201920073618.9U patent/CN209339940U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114263461A (en) * | 2021-12-29 | 2022-04-01 | 闫琳 | Wet dust removal device and tunneling and anchoring integrated machine |
| CN115614036A (en) * | 2022-12-19 | 2023-01-17 | 北京中海兴达建设有限公司 | Dust treatment device and dust treatment method for heading machine |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231012 Address after: No. 3, South Outer Ring, Ganting Industrial Park, Linfen Economic Development Zone, Linfen City, Shanxi Province 041000 Patentee after: Shanxi Jiuyi Intelligent Equipment Manufacturing Co.,Ltd. Address before: 048000 Guo Jia Chuan Village, Chongwen Town, Lingchuan County, Jincheng City, Shanxi Province Patentee before: SHANXI SHENGTEHENG MINING ENGINEERING MACHINERY CO.,LTD. |
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| TR01 | Transfer of patent right |