CN213116381U - Inner spraying device of cantilever type tunneling machine - Google Patents
Inner spraying device of cantilever type tunneling machine Download PDFInfo
- Publication number
- CN213116381U CN213116381U CN202022185785.8U CN202022185785U CN213116381U CN 213116381 U CN213116381 U CN 213116381U CN 202022185785 U CN202022185785 U CN 202022185785U CN 213116381 U CN213116381 U CN 213116381U
- Authority
- CN
- China
- Prior art keywords
- water distribution
- distribution plate
- water
- face
- spray head
- 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
- Nozzles (AREA)
Abstract
A spraying device in a cantilever type development machine belongs to the technical field of development machine water supply systems. The method is characterized in that: the water distribution plate comprises an atomizing spray head (12), a water distribution plate (8) and a water distribution plate (9) which are installed in the atomizing spray head (12), wherein the water distribution plate (8) and the water distribution plate (9) are coaxially sleeved on a large shaft (10), the inner end part of the water distribution plate (9) is rotatably sleeved in an inner hole of the water distribution plate (8), an end face sealing device is arranged between the outer end face of the water distribution plate (8) and the inner end face of the water distribution plate (9), the outer rings of the water distribution plate (8) and the water distribution plate (9) are connected with the inner wall of the atomizing spray head (12), and a water inlet (1) is formed in the inner wall of. The utility model discloses optimize the spraying water supply route in the entry driving machine for the plane seal by axial seal, improve the lubricated effect of main shaft, extension pars contractilis life reduces equipment accessory loss and artifical cost of maintenance, improves work efficiency, reduction in production cost.
Description
Technical Field
A spraying device in a cantilever type development machine belongs to the technical field of development machine water supply systems.
Background
The water supply path of the spraying device in the existing cantilever type tunneling machine is axially sealed, after the spraying device is used for a long time, the aging sealing effect of a sealing ring is reduced, high-pressure water flow leaks, the normal operation of a large shaft in the telescopic part is directly influenced, the service life of the telescopic part is further shortened, and therefore the telescopic part needs to be replaced irregularly, the manual maintenance cost is high due to frequent replacement of the telescopic part, the equipment accessory loss is large, and the production cost is improved.
Disclosure of Invention
The utility model discloses the technical problem that will solve is: the defects of the prior art are overcome, and the inner spraying device of the cantilever type tunneling machine is reasonable in water path layout, improves the lubricating effect of the large shaft and prolongs the service life of the telescopic part.
The utility model provides a technical scheme that its technical problem adopted is: this cantilever type entry driving machine internal spraying device, its characterized in that: the water distribution plate and the water distribution plate are coaxially sleeved on a large shaft, the inner end part of the water distribution plate is rotatably sleeved in an inner hole of the water distribution plate, an end face sealing device is arranged between the outer end face of the water distribution plate and the inner end face of the water distribution plate, the outer rings of the water distribution plate and the water distribution plate are connected with the inner wall of the atomizing nozzle, and a water inlet is formed in the inner wall of the atomizing nozzle.
The utility model discloses a to the transformation in entry driving machine pars contractilis water supply route, with the interior spraying water supply route of entry driving machine for the plane seal by the axial seal optimization, to the interior spraying water-stop rational layout design of entry driving machine, improve the lubricated effect of main shaft, extension pars contractilis life. The dust fall effect of the heading machine during cutting is enhanced, and the spraying normalization use in the heading machine is realized. The purposes of safety and reliability, reduction of equipment accessory loss and manual maintenance cost, improvement of working efficiency and reduction of production cost are achieved.
The outside of the atomizing nozzle is sleeved with a gun head.
The end face sealing device is a plurality of coaxial O-shaped sealing rings sleeved inside and outside, and an annular sealing groove for mounting the O-shaped sealing rings is arranged on the outer end face of the water distribution disc.
And a plurality of axial sealing rings are arranged between the inner hole wall of the water distribution plate and the large shaft.
The outer ring of the water distribution disc is provided with a plurality of bolt holes, the water distribution disc is connected with the water distribution disc through the bolt holes and connecting bolts, and a rotating gap is reserved between the outer end part of each connecting bolt and the water distribution disc.
Compared with the prior art, the utility model discloses the beneficial effect who has is:
the utility model discloses a to the transformation in entry driving machine pars contractilis water supply route, with the interior spraying water supply route of entry driving machine for the plane seal by the axial seal optimization, to the interior spraying water-stop rational layout design of entry driving machine, improve the lubricated effect of main shaft, extension pars contractilis life. The dust fall effect of the heading machine during cutting is enhanced, and the spraying normalization use in the heading machine is realized. The purposes of safety and reliability, reduction of equipment accessory loss and manual maintenance cost, improvement of working efficiency and reduction of production cost are achieved.
Drawings
Fig. 1 is a schematic view of the installation position of a spraying device in a boom-type excavator.
Fig. 2 is a schematic side view of a spraying device in the boom-type roadheader.
Fig. 3 is a schematic view a-a of fig. 2.
The water distribution device comprises a water inlet 1, a water inlet 2, a filter 3, a pressure reducing valve 4, a cooler 5, a motor 6, a pressure pump 7, a water passing pipe 8, a water distribution disc 9, a water distribution disc 10, a large shaft 11, a gun head 12, an atomizing nozzle 13, a connecting bolt 14, a plane O-shaped sealing ring 15, a water outlet hole 16, a bearing 17 and an axial sealing ring.
Detailed Description
Fig. 1 to 3 are preferred embodiments of the present invention, and the present invention will be further explained with reference to fig. 1 to 3.
Referring to the attached figures 1-3: a spraying device in a cantilever type heading machine comprises an atomizing nozzle 12, a water distribution disc 8 and a water distribution disc 9 which are arranged in the atomizing nozzle 12, wherein the water distribution disc 8 and the water distribution disc 9 are coaxially sleeved on a large shaft 10, the inner end part of the water distribution disc 9 is rotatably sleeved in an inner hole of the water distribution disc 8, an end face sealing device is arranged between the outer end face of the water distribution disc 8 and the inner end face of the water distribution disc 9, the outer rings of the water distribution disc 8 and the water distribution disc 9 are connected with the inner wall of the atomizing nozzle 12, and a water inlet 1 is formed in the inner.
The outside of the atomizing nozzle 12 is sleeved with a gun head 11. The end face sealing device is a plurality of coaxial O-shaped sealing rings 14 which are sleeved inside and outside, and an annular sealing groove for mounting the O-shaped sealing rings 14 is arranged on the outer end face of the water distribution disc 8. A plurality of axial sealing rings 17 are arranged between the inner hole wall of the water distribution plate 8 and the large shaft 10, and a bearing 16 is arranged on the large shaft 10. The outer ring of the water distribution disc 8 is provided with a plurality of bolt holes, the water distribution disc 8 is connected with the water distribution disc 9 through the bolt holes and connecting bolts 13, and a rotating gap is reserved between the outer end part of each connecting bolt 13 and the water distribution disc 9.
The working principle and the working process are as follows: after passing through the filter 2, the cooler 4 and the water pipe 7, the external water enters the expansion part from the water inlet 1 on the inner wall of the atomizing nozzle 12, and reaches the water spacer after passing through a closed space formed by an end face sealing device between the outer end face of the water distribution disc 8 and the inner end face of the water distribution disc 9, and after the high-pressure water flow is filled with the water spacer, the high-pressure water flow is sprayed out by the nozzle atomizing nozzle 12 to form spraying.
The utility model discloses a to the transformation in entry driving machine pars contractilis water supply route, with the interior spraying water supply route of entry driving machine for the plane seal by the axial seal optimization, to the interior spraying water-stop rational layout design of entry driving machine, improve the lubricated effect of main shaft, extension pars contractilis life. The utility model discloses in, the effect of staff 10 is to supporting fixedly to water distribution plate 8, and water distribution plate 8 and water distribution plate 9's effect prevents that the spray water from getting into the staff and causing the accessory to damage. The dust fall effect of the heading machine during cutting is enhanced, and the spraying normalization use in the heading machine is realized. The purposes of safety and reliability, reduction of equipment accessory loss and manual maintenance cost, improvement of working efficiency and reduction of production cost are achieved.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention. However, any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention still belong to the protection scope of the technical solution of the present invention.
Claims (5)
1. Spray device in cantilever type entry driving machine, its characterized in that: the water distribution plate comprises an atomizing spray head (12), a water distribution plate (8) and a water distribution plate (9) which are installed in the atomizing spray head (12), wherein the water distribution plate (8) and the water distribution plate (9) are coaxially sleeved on a large shaft (10), the inner end part of the water distribution plate (9) is rotatably sleeved in an inner hole of the water distribution plate (8), an end face sealing device is arranged between the outer end face of the water distribution plate (8) and the inner end face of the water distribution plate (9), the outer rings of the water distribution plate (8) and the water distribution plate (9) are connected with the inner wall of the atomizing spray head (12), and a water inlet (1) is formed in the inner wall of.
2. The inner spray device of the boom type roadheader according to claim 1, wherein: the outside of the atomizing nozzle (12) is sleeved with a gun head (11).
3. The inner spray device of the boom type roadheader according to claim 1, wherein: the end face sealing device is a plurality of coaxial O-shaped sealing rings (14) which are sleeved inside and outside, and an annular sealing groove for mounting the O-shaped sealing rings (14) is arranged on the outer end face of the water distribution disc (8).
4. The inner spray device of the boom type roadheader according to claim 1, wherein: a plurality of axial sealing rings (17) are arranged between the inner hole wall of the water distribution plate (8) and the large shaft (10).
5. The inner spray device of the boom type roadheader according to claim 1, wherein: the outer ring of the water distribution disc (8) is provided with a plurality of bolt holes, the water distribution disc (8) is connected with the water distribution disc (9) through the bolt holes and connecting bolts (13), and a rotating gap is reserved between the outer end of each connecting bolt (13) and the water distribution disc (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022185785.8U CN213116381U (en) | 2020-09-29 | 2020-09-29 | Inner spraying device of cantilever type tunneling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022185785.8U CN213116381U (en) | 2020-09-29 | 2020-09-29 | Inner spraying device of cantilever type tunneling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213116381U true CN213116381U (en) | 2021-05-04 |
Family
ID=75666301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022185785.8U Active CN213116381U (en) | 2020-09-29 | 2020-09-29 | Inner spraying device of cantilever type tunneling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213116381U (en) |
-
2020
- 2020-09-29 CN CN202022185785.8U patent/CN213116381U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210564520U (en) | Inner spray sealing device of cantilever type tunneling machine | |
| CN213116381U (en) | Inner spraying device of cantilever type tunneling machine | |
| CN104060989B (en) | Reciprocatingly telescopic water-supplying device of impact-type mining machine | |
| CN105570580B (en) | A kind of pair of medium chicksan | |
| CN102116154A (en) | Built-in spraying water channel in road header | |
| CN209115105U (en) | Coal mine drilling blowout prevention dust-extraction unit | |
| CN204082149U (en) | External fully-mechanized digging machine inner sprayer unit | |
| CN111156164A (en) | Self-boosting type middle pull rod lubricating device for drilling pump | |
| CN219587594U (en) | Spraying dust device for equipment train | |
| CN109098709B (en) | Cutting head system of telescopic heading machine and heading machine | |
| CN105371037A (en) | Rotary joint of clearance sealing structure | |
| CN202832546U (en) | Inner spray dust removing device of roadheader | |
| CN112024144A (en) | Telescopic pneumatic spray nozzle | |
| CN111396045A (en) | Spraying structure in cutting part of heading machine | |
| CN205745800U (en) | Clearance sealing structure swivel joint | |
| CN109882171B (en) | Internal spraying device and cutting mechanism of heading machine | |
| CN212250486U (en) | Vertical cooling spray device | |
| CN204476413U (en) | A kind of coal mining machine roller ventilation installation | |
| CN204152512U (en) | A kind of Internal Spraying System of Driving Machinrey | |
| CN204552767U (en) | A kind of vane type wet-spraying machine is turned comprehensive hermetically-sealed construction | |
| CN210888936U (en) | Inner spraying structure of tunneling machine | |
| CN216618497U (en) | Easy abluent beam-pumping unit reduction gear | |
| CN219951086U (en) | Blast furnace mud gun rotary joint cooling system and blast furnace mud gun machine | |
| CN102996128B (en) | Spraying device in coal mining machine | |
| CN209011824U (en) | Spline shell type development machine end face seal inner sprayer unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |