CN209432509U

CN209432509U - A kind of aeroengine combustor buring room fuel concentration sampler

Info

Publication number: CN209432509U
Application number: CN201920021865.4U
Authority: CN
Inventors: 杨兴宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-01-08
Filing date: 2019-01-08
Publication date: 2019-09-24
Anticipated expiration: 2029-01-08

Abstract

The utility model discloses a kind of aeroengine combustor buring room fuel concentration sampler, including probe tube, incubator and engine chamber, the engine chamber bottom wall is welded with taper spiral shell seat, the external screw thread matched with the taper spiral shell seat is provided on probe tube circumference side, the probe tube is inserted into engine combustion chamber interior by taper spiral shell seat, multiple feed openings are offered on the probe tube of the insertion engine combustion chamber interior, connection frame is welded at left and right sides of the upper surface of the incubator, it is bolted on the connection frame and screw hole is connected on engine chamber bottom wall screw, resistance heating wire is provided in the incubator inner side；Not only fixed reliable, convenient disassembly when the utility model samples, but also easily liquefied the deficiency of condensation by the heat-conducting oil heating inside incubator, solving sampling fuel oil-gas, it is applicable to the sampling of combustion chamber intermediate fuel oil concentration.

Description

A kind of aeroengine combustor buring room fuel concentration sampler

Technical field

The utility model relates to fuel oil sampling technique fields, and in particular to a kind of aeroengine combustor buring room fuel concentration takes Sampling device.

Background technique

When carrying out concentration analysis to engine chamber internal fuel, need to be sampled internal fuel oil.Start Machine combustion chamber intermediate fuel oil is different from the sampling of pipeline internal fuel, and the fuel oil inside pipeline is all liquid, and when sampling only needs one The valve of probe tube, receiving flask and control probe tube dredging, however be to take to the sampling of engine chamber fuel oil With internal gaseous fuel, and fuel concentration, ingredient are analyzed.And existing fuel oil sampler, if for taking hair Motivation combustion chamber intermediate fuel oil, it may appear that fuel oil-gas condenses into liquid on the tube wall of probe tube lower end, is unfavorable for dense to fuel oil The analysis of degree.

The utility model of Patent No. CN205483658U discloses a kind of fuel oil sampler comprising sequentially connected Sealing plate, probe tube, outer cone thread seat, nipple, needle-valve, short tube and scotch, and the sequentially connected sealing plate, sampling Pipe, outer cone thread seat, nipple, needle-valve, short tube and scotch form a pipeline that Open Side Down；The tube wall of the probe tube Several through-holes are equipped with, the outside of the outer cone thread seat is equipped with outer cone thread, and the bottom of the scotch is equipped with internal screw thread. Although the utility model is fixed reliable, lighter in weight, it is convenient that dismounting saves, but is not suitable for combustion chamber fuel oil Sampling.Therefore, it invents a kind of aeroengine combustor buring room fuel concentration sampler that can solve the above problem and is one and need The technical issues of solution.

Utility model content

The purpose of the utility model is to overcome deficiencies in the prior art, provide a kind of aeroengine combustor buring room fuel oil Concentration sampler.

To realize the above-mentioned technical purpose, the utility model is achieved through the following technical solutions:

A kind of aeroengine combustor buring room fuel concentration sampler, including probe tube, incubator and engine chamber, The engine chamber bottom wall is welded with taper spiral shell seat, is provided on probe tube circumference side and the taper spiral shell seat phase The external screw thread of cooperation, the probe tube are inserted into engine combustion chamber interior, the insertion engine chamber by taper spiral shell seat Multiple feed openings are offered on internal probe tube；

It is welded with connection frame at left and right sides of the upper surface of the incubator, is bolted on the connection frame and engine combustion The screw that screw hole is connected on the bottom wall of room, is provided with resistance heating wire in the incubator inner side, the incubator it is outer It is provided with the switch of control resistance heating wire on side, is filled with conduction oil, the lower end of the probe tube inside the incubator It is connected with bulb tube, is equipped with the spherical groove to fit with bulb tube inside the incubator, the lower end of the bulb tube is provided with Connecting tube is provided with needle-valve in the connecting tube, and the connecting tube lower end is provided with for the bushing that is connected with fuel oil receiving flask.

Further, incubator left side upper end is connected with air pressure adjustment pipe, is connected on the air pressure adjustment pipe Outlet head.

Further, the bottom that the taper spiral shell seat is matched with external screw thread is provided with gasket seal.

Further, incubator upper surface right end offers conduction oil adding tube, sets in the conduction oil adding tube It is equipped with sealing-plug.

Further, there are five the feed opening on the probe tube is equidistantly arranged altogether from top to bottom.

The beneficial effects of the utility model are:

The utility model compared with prior art, can be steady with taper spiral shell seat by the external screw thread on probe tube circumference side Fixed connection, and it is easy to disassemble；The utility model below probe tube by being arranged incubator simultaneously, and passes through resistance heating wire Conduction oil inside incubator is heated, when the fuel oil-gas of sampling is when fast cooling condenses into liquid, by bulb tube When, since bulb tube and the spherical groove inside incubator fit, the heat transfer of internal conduction oil, can not only to fuel oil-gas Fuel oil keep the temperature and even realizes heating, so that fuel oil-gas is not easy to liquefy, is then collected by connecting tube and bushing； The utility model not only fixes reliable, convenient disassembly, but also by solving sampling combustion to the heat-conducting oil heating inside incubator Oil gas body easily liquefies the deficiency of condensation, is applicable to the sampling of combustion chamber intermediate fuel oil concentration.

Detailed description of the invention

In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention, For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings Other attached drawings.

Fig. 1 is the main view planar structure schematic diagram of the utility model；

Fig. 2 is the inner plane structural schematic diagram of the utility model；

Fig. 3 is the schematic cross-sectional view of the utility model.

In attached drawing, parts list represented by the reference numerals are as follows:

1- probe tube, 2- incubator, 3- engine chamber, 4- taper spiral shell seat, 5- external screw thread, 6- feed opening, 7- connection Frame, 8- screw, 9- resistance heating wire, 10- switch, 11- bulb tube, 12- connecting tube, 13- needle-valve, 14- bushing, 15- air pressure tune Section pipe, 16- outlet head, 17- gasket seal, 18- conduction oil adding tube, 19- sealing-plug.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts All other embodiment obtained, fall within the protection scope of the utility model.

It please refers to shown in Fig. 1-3, a kind of aeroengine combustor buring room fuel concentration sampler, including probe tube 1, heat preservation Case 2 and engine chamber 3,3 bottom wall of engine chamber are welded with taper spiral shell seat 4, be provided on 1 circumference side of probe tube with The external screw thread 5 that taper spiral shell seat 4 matches, the bottom that wherein taper spiral shell seat 4 is matched with external screw thread 5 are provided with gasket seal 17, Probe tube 1 is inserted into inside engine chamber 3 by taper spiral shell seat 4, is opened on the probe tube 1 being inserted into inside engine chamber 3 Equipped with multiple feed openings 6, wherein there are five the settings altogether equidistant from top to bottom of the feed opening 6 on probe tube 1.

It is welded with connection frame 7 at left and right sides of the upper surface of incubator 2, is bolted on connection frame 7 and 3 bottom of engine chamber The screw 8 that screw hole is connected on wall is provided with resistance heating wire 9 in 2 inner side of incubator, sets on the lateral surface of incubator 2 It is equipped with the switch 10 of control resistance heating wire 9, is filled with conduction oil inside incubator 2, in addition 2 left side upper end of incubator connects It is connected to air pressure adjustment pipe 15, outlet head 16 is connected on air pressure adjustment pipe 15,2 upper surface right end of incubator offers conduction oil and adds Add pipe 18, sealing-plug 19 is provided in conduction oil adding tube 18.

The lower end of probe tube 1 is connected with bulb tube 11, is equipped with the spherical groove to fit with bulb tube 11 inside incubator 2, The lower end of bulb tube 11 is provided with connecting tube 12, is provided with needle-valve 13 in connecting tube 12,12 lower end of connecting tube be provided with for Fuel oil receiving flask is connected bushing 14.

One concrete application of the present embodiment are as follows:

When taking the indoor fuel oil of burning using the utility model, probe tube 1 is first inserted into engine from taper spiral shell seat 4 In combustion chamber 3, then rotates probe tube 1 and external screw thread 5 is tightened with taper spiral shell seat 4, and will be with sealing of healing up by sealing-plug 19 Get up, be then aligned with the screw hole of engine chamber 3, the screw 8 on 2 connection frame 7 of incubator is tightened into fixation, it then will heat preservation Case 2 is connect with upper resistance heating wire with exterior power supply line, turns on the switch 10, is added to the conduction oil inside incubator 2 Heat.

Then starting aero-engine work, opens needle-valve 13 at this time, and the fuel oil-gas inside engine chamber 3 passes through Feed opening 6 enters probe tube 1, and then entering back into bulb tube heating prevents from liquefying, finally from the bushing 14 of 12 lower end of connecting tube Outflow, flows into corresponding fuel oil-gas collecting tank.The utility model not only fixes reliable, convenient disassembly, but also by guarantor Heat-conducting oil heating inside incubator solves sampling fuel oil-gas and easily liquefies the deficiency of condensation, is applicable to combustion chamber intermediate fuel oil The sampling of concentration.

In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the utility model In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiment or examples In can be combined in any suitable manner.

The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously There is no the details that detailed descriptionthe is all, does not limit the specific embodiment that the utility model is only yet.Obviously, according to this specification Content, can make many modifications and variations.These embodiments are chosen and specifically described to this specification, be in order to preferably explain The principles of the present invention and practical application, so that skilled artisan be enable to better understand and utilize this practical It is novel.The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. a kind of aeroengine combustor buring room fuel concentration sampler, including probe tube (1), incubator (2) and engine combustion It burns room (3), it is characterised in that: engine chamber (3) bottom wall is welded with taper spiral shell seat (4), probe tube (1) circumference The external screw thread (5) matched with the taper spiral shell seat (4) is provided on side, the probe tube (1) is inserted by taper spiral shell seat (4) Enter engine chamber (3) inside, offers multiple chargings on the internal probe tube (1) of insertion engine chamber (3) Hole (6)；

It is welded with connection frame (7) at left and right sides of the upper surface of the incubator (2), is bolted with and starts on the connection frame (7) The screw (8) that screw hole is connected on machine combustion chamber (3) bottom wall is provided with resistance heating wire in incubator (2) inner side (9), the switch (10) of control resistance heating wire (9) is provided on the lateral surface of the incubator (2), the incubator (2) is interior Portion is filled with conduction oil, and the lower end of the probe tube (1) is connected with bulb tube (11), and incubator (2) inside is equipped with and ball The lower end of the spherical groove that shape pipe (11) fits, the bulb tube (11) is provided with connecting tube (12), on the connecting tube (12) It is provided with needle-valve (13), connecting tube (12) lower end is provided with for being connected bushing (14) with fuel oil receiving flask.

2. a kind of aeroengine combustor buring room fuel concentration sampler according to claim 1, it is characterised in that: described Incubator (2) left side upper end is connected with air pressure adjustment pipe (15), is connected with outlet head (16) on the air pressure adjustment pipe (15).

3. a kind of aeroengine combustor buring room fuel concentration sampler according to claim 1, it is characterised in that: described The bottom that taper spiral shell seat (4) is matched with external screw thread (5) is provided with gasket seal (17).

4. a kind of aeroengine combustor buring room fuel concentration sampler according to claim 1, it is characterised in that: described Incubator (2) upper surface right end offers conduction oil adding tube (18), is provided with sealing-plug on the conduction oil adding tube (18) (19)。

5. a kind of aeroengine combustor buring room fuel concentration sampler according to claim 1, it is characterised in that: described There are five feed opening (6) settings altogether equidistant from top to bottom on probe tube (1).