CN106040453A - Air jet pipe device adjustable in jet nozzle direction - Google Patents
Air jet pipe device adjustable in jet nozzle direction Download PDFInfo
- Publication number
- CN106040453A CN106040453A CN201610384660.3A CN201610384660A CN106040453A CN 106040453 A CN106040453 A CN 106040453A CN 201610384660 A CN201610384660 A CN 201610384660A CN 106040453 A CN106040453 A CN 106040453A
- Authority
- CN
- China
- Prior art keywords
- air lance
- threeway
- cutting ferrule
- trocar sheath
- air jet
- 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.)
- Granted
Links
- 238000007789 sealing Methods 0.000 claims abstract description 20
- 239000007921 spray Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 4
- 239000004809 Teflon Substances 0.000 claims description 3
- 229920006362 Teflon® Polymers 0.000 claims description 3
- 238000005253 cladding Methods 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 239000011435 rock Substances 0.000 description 2
- 206010003246 arthritis Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229950000845 politef Drugs 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/005—Nozzles or other outlets specially adapted for discharging one or more gases
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/14—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with multiple outlet openings; with strainers in or outside the outlet opening
- B05B1/20—Arrangements of several outlets along elongated bodies, e.g. perforated pipes or troughs, e.g. spray booms; Outlet elements therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/60—Arrangements for mounting, supporting or holding spraying apparatus
- B05B15/68—Arrangements for adjusting the position of spray heads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D13/00—Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space, or structural parts of the aircraft
- B64D13/06—Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space, or structural parts of the aircraft the air being conditioned
- B64D2013/0603—Environmental Control Systems
Landscapes
- Joints Allowing Movement (AREA)
- Endoscopes (AREA)
Abstract
The invention provides an air jet pipe device adjustable in jet nozzle direction. The air jet pipe device comprises air jet pipes, fixing sleeve rings, clamping sleeves, flat washers, sealing rings, flat pipe openings, conical check rings, buckles and a tee joint outer sleeve. The tee joint outer sleeve is provided with two outlet ends and one inlet end. Each outlet end is connected with the corresponding air jet pipe. The flat pipe openings, the sealing rings, the flat washers, the clamping sleeves and the fixing sleeve rings sequentially penetrate through the air jet pipes and are arranged on the air jet pipes in a sleeving mode. Each air jet pipe can rotate within a 360-degree range around the central axis of the air jet pipe by rotating the corresponding fixing sleeve ring. The conical check rings are located in the outlet ends of the tee joint outer sleeve. Each conical check ring is connected with the flared end of the corresponding air jet pipe. The tee joint outer sleeve is sleeved with the clamping sleeves through the buckles so that the clamping sleeves cannot rotate. Through mutual cooperation of all the components, the air jet pipe device adjustable in jet nozzle direction has the advantages of being flexible to rotate, easy to operate, small in occupied space, convenient to detach and maintain and the like.
Description
Technical field
The invention belongs to airplane environment control technical field, be specifically related to a kind of spout direction adjustable air lance dress
Put.
Background technology
At present, a lot of fighter planes, trainer aircraft environmental control system cabin air assignment subsystem waist air lance can not
Regulation direction, or air lance device direction scalable but easily occur pilot operator inconvenience, easily collide with, device rotate ineffective
The problems such as work, the yielding clamping stagnation of device, this problem can make pilot's health both sides produce local overcooling or overheated sensation, reduce
The comfortableness of pilot, thus affect pilot's work efficiency, serious meeting makes the flight of such air lance of life-time service
There are the physical health issues such as arthritis in member.
Summary of the invention
To be solved by this invention is that existing air lance device can not regulate direction and be unfavorable for that pilot is healthy
Technical problem, it is provided that a kind of spout direction adjustable air lance device, improve pulpit comfortableness, improve flight
Member work efficiency and ensure pilot healthy.
In order to solve the technical problem of the present invention, the present invention is achieved by the following technical solutions: a kind of spout direction
Adjustable air lance device, including air lance 1, retaining collar 2, cutting ferrule 3, plain washer 4, sealing ring 5, flat ozzle 6, cone
Shape back-up ring 7, buckle 8 and threeway trocar sheath 9；Described threeway trocar sheath 9 is provided with two ports of export 94 and an arrival end 95；Described
Two ports of export 94 are symmetrical；Each port of export 94 is connected with an air lance 1；Described air lance 1 one end is flared end
12, one end is blind end；Described flared end 12 is connected with the port of export 94 of described threeway trocar sheath 9；Described flat ozzle 6, sealing
Circle 5, plain washer 4, cutting ferrule 3, retaining collar 2 sequentially pass through air lance 1 blind end and are enclosed within air lance 1；Described fixed cover
Ring 2 is fixed on described air lance 1, rotates described retaining collar 2, air lance 1 can around its central shaft 360 ° rotation, from
And regulate airflow direction；Described taper back-up ring 7 is positioned at described threeway trocar sheath 9 port of export 94, and described taper back-up ring 7 is with described
Air lance 1 flared end 12 contacts；Described cutting ferrule 3 is stuck on described threeway trocar sheath 9 by described buckle 8, makes described cutting ferrule 3
Can not rotate.
Preferably, straight trough 91 and annular groove 92 are had inside each port of export 94 of described threeway trocar sheath 9；Described annular groove 92
On have equally distributed hole clipping 93；Bayonet socket 31 is had, at taper back-up ring 7, air lance 1, flat ozzle 6, close on described cutting ferrule 3
After seal 5, plain washer 4 have assembled, described cutting ferrule 3 rotates to an angle in annular groove 92 by after straight trough 91 so that described
Bayonet socket 31 on cutting ferrule 3 is directed at the hole clipping 93 on described threeway trocar sheath 9, and described cutting ferrule 3 is blocked by described buckle 8, makes institute
State cutting ferrule 3 can not rotate, prevent described air lance 1 from deviating from from described threeway trocar sheath 9.
Preferably, described cutting ferrule 3 is with bayonet socket 31 and hooked projection I32, and described buckle 8 is with described in hooked projection II82
Having cut two planes 81 in hooked projection II82, the spacing of described two planes 81 is identical with bayonet socket 31 width on described cutting ferrule 3, makes
Obtain described buckle 8 to rotate in described bayonet socket 31.
Preferably, the external diameter of the described hooked projection I32 straight trough 91 with described threeway trocar sheath 9 and the diameter phase of annular groove 92
With；The width of described hooked projection I32 is identical with the width of described straight trough 91, and the length of described hooked projection I32 is less than described
The width of annular groove 92, facilitates described hooked projection I32 to rotate in described threeway trocar sheath 9.
Preferably, the external diameter of described hooked projection II82 is more than the aperture of the hole clipping 93 of described threeway trocar sheath 9 so that institute
State after buckle 8 fixes described cutting ferrule 3 and threeway trocar sheath 9, will not drop out from hole clipping 93.
Preferably, each port of export 94 of described threeway trocar sheath 9 lays 2 buckles 8.
Preferably, described retaining collar 2 is fixed on described air lance 1 by screw, welding or other modes, rotates
Described retaining collar 2 makes described air lance 1 around its central shaft 360 ° rotation, thus can regulate airflow direction.
Preferably, described retaining collar 2 surface is with annular knurl, to increase rotation friction.
Preferably, flared end 12 external diameter of described air lance 1 is identical with threeway trocar sheath 9 port of export 94 internal diameter.
Preferably, the outside dimension of described flat ozzle 6 is more than the enlarging external diameter of air lance 1, it is ensured that air lance 1 rotates
Time, will not contact with threeway trocar sheath 9, it is to avoid the two contact produces sharp-pointed grating.
Preferably, the conical degree of conical surface of described taper back-up ring 7 matches with described air lance 1 flared end 12 flaring angle.
Preferably, the tapering of described taper back-up ring 7 is in close contact with air lance 1 flared end 12, described taper back-up ring 7 with
Described flat ozzle 6 supports the use, and rocks for limiting the radial direction of air lance 1.
Preferably, described sealing ring 5 is cladding Teflon O type sealing ring, for described threeway trocar sheath 9 and air
Sealing between jet pipe 1, prevents gas from leaking, and reduces frictional force when described air lance 1 rotates.
Preferably, described taper back-up ring 7, flat ozzle 6 and plain washer 4 all use the polytetrafluoroethylmaterial material that coefficient of friction is low
Making, when preventing air lance 1 from rotating, friction produces noise.
Preferably, described plain washer 4 is used for protecting sealing ring 5 so that it is uniform force.
Preferably, described air lance 1 tube wall at least has 1 spray orifice 11, spray for air, described spray orifice 11 number
Measure and be adjusted according to design requirement.
Preferably, the arrival end 95 of described threeway trocar sheath 9 is connected with air inlet conduit 10.
Compared with prior art, the present invention obtains and provides the benefit that:
A kind of spout direction disclosed by the invention adjustable air lance device, by cooperating of each parts so that it is tool
Have that rotation is flexible, simple to operate, little, the convenient disassembly of taking up room, be easy to the advantages such as maintenance.The air lance device of the present invention can
To rotate freely around pipeline central shaft 360 degree, it is simple to pilot freely regulates airflow direction, thus solves because airflow direction can not
Regulation and cause the uncomfortable problem of pilot.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Fig. 2 is each exploded view of the present invention.
Fig. 3 is ferrule structure schematic diagram.
Fig. 4 is buckle structure schematic diagram.
Fig. 5 is threeway outer sleeve structure schematic diagram.
Fig. 6 is the assemble flow schematic diagram of cutting ferrule, buckle, threeway trocar sheath.
Fig. 7 is the local semi-cutaway of threeway trocar sheath.
Reference: 1, air lance；11, spray orifice；12, flared end；2, retaining collar；3, cutting ferrule；31, bayonet socket；32, hook
Shape projection I；4, plain washer；5, sealing ring；6, flat ozzle；7, taper back-up ring；8, buckle；81, plane；82, hooked projection II；9、
Threeway trocar sheath；91, straight trough；92, annular groove；93, hole clipping；94, the port of export；95, arrival end；10, air inlet conduit.
Specific embodiments
Below in conjunction with the accompanying drawings, embodiment is described in detail.
Seeing accompanying drawing 1, accompanying drawing 2, a kind of spout direction adjustable air lance device, about described air lance device
Symmetry, including air lance 1, retaining collar 2, cutting ferrule 3, plain washer 4, sealing ring 5, flat ozzle 6, taper back-up ring 7, buckle 8 and
Threeway trocar sheath 9；Described threeway trocar sheath 9 is provided with two ports of export 94 and an arrival end 95；The said two port of export 94 is right
Claim；Each port of export 94 is connected with an air lance 1；Described air lance 1 one end is flared end 12, and one end is for closing
End；Described flared end 12 is connected with the port of export 94 of described threeway trocar sheath 9.
Successively flat ozzle 6, sealing ring 5, plain washer 4, cutting ferrule 3, retaining collar 2 are enclosed within air lance 1, will the most again
Retaining collar 2 is welded on air lance 1, and retaining collar 2 outer surface, is consolidated by rotating to increase rotation friction with annular knurl
Determining the collar 2 can make air lance 1 around central shaft 360 ° rotation.Thus regulate airflow direction.
Seeing accompanying drawing 3 to accompanying drawing 6, shown cutting ferrule 3 is with two bayonet sockets 31 and two hooked projection I32；Described buckle 8 carries
Have 2 semicircle hooked projection II82, and in semicircle hooked projection II, cut two planes 81, the spacing of described two planes 81 with
Bayonet socket 31 width of cutting ferrule 3 is identical, and the width of described bayonet socket 31 ensures that buckle 8 can not rotate in bayonet socket 31；Described threeway
Trocar sheath 9 port of export 94 is internal with straight trough 91 and annular groove 92, is drilled with equally distributed 2 hole clippings 93 on annular groove 92.
Further, the straight trough 91 of the external diameter of described hooked projection I32 and described threeway trocar sheath 9 and the diameter of annular groove 92
Identical；The width of described hooked projection I32 is identical with the width of described straight trough 91, and the length of described hooked projection I32 is less than institute
State the width of annular groove 92, facilitate described hooked projection I32 to rotate in described threeway trocar sheath 9.
Further, the external diameter of described hooked projection II82 is more than the aperture of the hole clipping 93 of described threeway trocar sheath 9 so that
After described buckle 8 fixes described cutting ferrule 3 and threeway trocar sheath 9, will not drop out from hole clipping 93.
See accompanying drawing 2, accompanying drawing 7, first taper back-up ring 7 is put into during assembling the port of export 94 of threeway trocar sheath 9, refills
Enter air lance 1, the most flat ozzle 6, sealing ring 5, plain washer 4, cutting ferrule 3 are pressed in threeway trocar sheath 9, now block
Hooked projection I32 of set 3 inserts threeway trocar sheath 9 along the straight trough 91 of threeway trocar sheath 9, rotates further along annular groove 92, makes card
Bayonet socket 31 on set 3 is directed at the hole clipping 93 of threeway trocar sheath 9, buckle 8 finally inserts hole clipping 93 and bayonet socket 31 so that cutting ferrule 3
Can not rotate, thus limit moving axially of air lance 1, prevent described air lance 1 from taking off from described threeway trocar sheath 9
Go out.
Further, each port of export 94 of described threeway trocar sheath 9 lays 2 buckles 8.
Further, flared end 12 external diameter of described air lance 1 is identical with threeway trocar sheath 9 port of export 94 internal diameter.
Further, the outside dimension of described flat ozzle 6 is more than the enlarging external diameter of air lance 1, it is ensured that air lance 1 turn
Time dynamic, will not contact with threeway trocar sheath 9, it is to avoid the two contact produces sharp-pointed grating.
Further, the conical degree of conical surface of described taper back-up ring 7 and described air lance 1 flared end 12 flaring angle phase
Join.
Further, the tapering of described taper back-up ring 7 is in close contact with air lance 1 flared end 12, described taper back-up ring 7
Support the use with described flat ozzle 6, rock for limiting the radial direction of air lance 1.
Further, described sealing ring 5 is cladding Teflon O type sealing ring, for described threeway trocar sheath 9 with empty
Sealing between gas blowout pipe 1, prevents gas from leaking, and reduces frictional force when described air lance 1 rotates.
Further, described taper back-up ring 7, flat ozzle 6 and plain washer 4 all use the politef material that coefficient of friction is low
Material makes, and when preventing air lance 1 from rotating, friction produces noise.
Further, described plain washer 4 is used for protecting sealing ring 5 so that it is uniform force.
Further, described air lance 1 tube wall at least has 1 spray orifice 11, spray for air, described spray orifice 11
Quantity is adjusted according to design requirement.
Further, the arrival end 95 of described threeway trocar sheath 9 is connected with air inlet conduit 10.
Listed above is only one of specific embodiment of the present invention.It is clear that the invention is not restricted to above example, also may be used
There to be many similar reshapings.Those of ordinary skill in the art can directly derive from present disclosure or associate
All deformation, are all considered as invention which is intended to be protected.
Claims (10)
1. spout direction adjustable air lance device, it is characterised in that: include air lance (1), retaining collar
(2), cutting ferrule (3), plain washer (4), sealing ring (5), flat ozzle (6), taper back-up ring (7), buckle (8) and threeway trocar sheath (9),
Described threeway trocar sheath (9) is provided with two ports of export (94) and an arrival end (95)；The said two port of export (94) is symmetrical；Often
The individual port of export (94) is connected with an air lance (1)；Described air lance (1) one end is flared end (12), and one end is envelope
Closed end；Described flared end (12) is connected with the port of export (94) of described threeway trocar sheath (9)；Described flat ozzle (6), sealing ring
(5), plain washer (4), cutting ferrule (3), retaining collar (2) sequentially pass through air lance (1) blind end and are enclosed within air lance (1)；
Described retaining collar (2) is fixed on described air lance (1), rotates described retaining collar (2), and air lance (1) can be around
Its central shaft 360 ° rotation；Described taper back-up ring (7) is positioned at described threeway trocar sheath (9) port of export (94), and described taper keeps off
Circle (7) contacts with described air lance (1) flared end (12)；Described cutting ferrule (3) is stuck in outside described threeway by described buckle (8)
On sleeve pipe (9), described cutting ferrule (3) is made not rotate.
2. a kind of spout direction as claimed in claim 1 adjustable air lance device, it is characterised in that: outside described threeway
Each port of export (94) inner side of sleeve pipe (9) has straight trough (91) and annular groove (92)；Have on described annular groove (92) and be uniformly distributed
Hole clipping (93)；Have bayonet socket (31) on described cutting ferrule (3), described cutting ferrule (3) by after straight trough (91) in annular groove (92) inward turning
Turn certain angle so that the bayonet socket (31) on described cutting ferrule (3) is directed at the hole clipping (93) on described threeway trocar sheath (9), institute
State buckle (8) to be blocked by described cutting ferrule (3), make described cutting ferrule (3) not rotate, prevent described air lance (1) from described three
Logical trocar sheath (9) abjection.
3. a kind of spout direction as claimed in claim 2 adjustable air lance device, it is characterised in that: described cutting ferrule
(3) with bayonet socket (31) and hooked projection I(32), described buckle (8) is with hooked projection II(82), described hooked projection II
(82) having cut two planes (81) on, the spacing of described two planes (81) is identical with bayonet socket (31) width on described cutting ferrule (3), makes
Obtain described buckle (8) to rotate in described bayonet socket (31).
4. a kind of spout direction as claimed in claim 3 adjustable air lance device, it is characterised in that: described hook-shaped convex
Rise I(32) external diameter identical with the diameter of the straight trough (91) of described threeway trocar sheath (9) and annular groove (92)；Described hooked projection I
(32) width is identical with the width of described straight trough (91), described hooked projection I(32) length less than described annular groove (92)
Width.
5. a kind of spout direction as claimed in claim 3 adjustable air lance device, it is characterised in that: described hook-shaped convex
Play II(82) external diameter more than the aperture of hole clipping (93) of described threeway trocar sheath (9).
6. a kind of spout direction as claimed in claim 1 adjustable air lance device, it is characterised in that: described air sprays
1 spray orifice (11) is at least had on pipe (1) tube wall.
7. a kind of spout direction as claimed in claim 1 adjustable air lance device, it is characterised in that: described fixed cover
Ring (2) surface is with annular knurl.
8. a kind of spout direction as claimed in claim 1 adjustable air lance device, it is characterised in that: described taper keeps off
The conical degree of conical surface of circle (7) matches with described air lance (1) flared end (12) flaring angle.
9. a kind of spout direction as claimed in claim 1 adjustable air lance device, it is characterised in that: described sealing ring
(5) for cladding Teflon O type sealing ring.
10. a kind of spout direction as claimed in claim 1 adjustable air lance device, it is characterised in that: described taper
Back-up ring (7), flat ozzle (6) and plain washer (4) all use polytetrafluoroethylmaterial material to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610384660.3A CN106040453B (en) | 2016-06-02 | 2016-06-02 | A kind of adjustable air lance device in spout direction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610384660.3A CN106040453B (en) | 2016-06-02 | 2016-06-02 | A kind of adjustable air lance device in spout direction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106040453A true CN106040453A (en) | 2016-10-26 |
| CN106040453B CN106040453B (en) | 2018-08-24 |
Family
ID=57172816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610384660.3A Active CN106040453B (en) | 2016-06-02 | 2016-06-02 | A kind of adjustable air lance device in spout direction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106040453B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109540748A (en) * | 2018-11-27 | 2019-03-29 | 陕西理工大学 | A kind of town road dust accumulation monitoring device and monitoring method |
| CN110242284A (en) * | 2019-07-15 | 2019-09-17 | 贵州大学 | A kind of casing bit for preventing inspection instrument for borehole probe from destroying |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2208152Y (en) * | 1994-12-03 | 1995-09-20 | 周训钊 | Low-pressure pipe joint and hose-connector |
| CN2680951Y (en) * | 2004-01-13 | 2005-02-23 | 北京万商集贸易有限责任公司 | Pipeline quick connecting interface and pipeline joint and end plug using the interface |
| CN2839788Y (en) * | 2005-09-20 | 2006-11-22 | 卢启隶 | Fast hose joint |
| US20090298408A1 (en) * | 2008-05-30 | 2009-12-03 | Airbus Deutschland Gmbh | Enhanced Piccolo Ducting With Sidewall Air Outlets |
| CN202414167U (en) * | 2011-11-16 | 2012-09-05 | 石家庄飞机工业有限责任公司 | Adjustable universal spherical ventilation spray nozzle device |
| CN104154360A (en) * | 2014-07-30 | 2014-11-19 | 张家港迪威高压管件有限公司 | Rotatable pipe joint |
| CN104455870A (en) * | 2014-11-27 | 2015-03-25 | 江西洪都航空工业集团有限责任公司 | Air lance device with adjustable airflow direction |
-
2016
- 2016-06-02 CN CN201610384660.3A patent/CN106040453B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2208152Y (en) * | 1994-12-03 | 1995-09-20 | 周训钊 | Low-pressure pipe joint and hose-connector |
| CN2680951Y (en) * | 2004-01-13 | 2005-02-23 | 北京万商集贸易有限责任公司 | Pipeline quick connecting interface and pipeline joint and end plug using the interface |
| CN2839788Y (en) * | 2005-09-20 | 2006-11-22 | 卢启隶 | Fast hose joint |
| US20090298408A1 (en) * | 2008-05-30 | 2009-12-03 | Airbus Deutschland Gmbh | Enhanced Piccolo Ducting With Sidewall Air Outlets |
| CN202414167U (en) * | 2011-11-16 | 2012-09-05 | 石家庄飞机工业有限责任公司 | Adjustable universal spherical ventilation spray nozzle device |
| CN104154360A (en) * | 2014-07-30 | 2014-11-19 | 张家港迪威高压管件有限公司 | Rotatable pipe joint |
| CN104455870A (en) * | 2014-11-27 | 2015-03-25 | 江西洪都航空工业集团有限责任公司 | Air lance device with adjustable airflow direction |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109540748A (en) * | 2018-11-27 | 2019-03-29 | 陕西理工大学 | A kind of town road dust accumulation monitoring device and monitoring method |
| CN110242284A (en) * | 2019-07-15 | 2019-09-17 | 贵州大学 | A kind of casing bit for preventing inspection instrument for borehole probe from destroying |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106040453B (en) | 2018-08-24 |
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