CN206468792U

CN206468792U - A kind of lubricating arrangement of oil extractor speed reducer

Info

Publication number: CN206468792U
Application number: CN201720031117.5U
Authority: CN
Inventors: 王际萍
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-01-11
Filing date: 2017-01-11
Publication date: 2017-09-05
Anticipated expiration: 2027-01-11

Abstract

The utility model is related to oil field equipment field, discloses a kind of lubricating arrangement of oil extractor speed reducer, including oil duct, oil feeder and point oil box, and oil duct is arranged on decelerator block, communicated with the bearing of jackshaft, input shaft and output shaft；Divide oil box to be individually fixed on the decelerator block of jackshaft both sides, communicated with oil duct；Oil feeder is fixed on the outside of countershaft-gear, it is made up of hollow structure oil guide pipe and hollow structure circular arc fuel feed pump, circular arc fuel feed pump one end open is oil inlet, another end closure, inner side centre position sets oil guide pipe, and oil guide pipe one end is communicated by connecting hole with fuel feed pump, and another end closure simultaneously sets oil outlet, oil feeder can realize oil-feed and fuel-displaced to a point oil box in rotation process, by oil duct to the axle bearing feed lubrication of decelerator three.The utility model ensure oil pumper make when low speed is run three axle bearings of decelerator can obtain continuously, good lubrication, improve the service life of decelerator bearing.

Description

A kind of lubricating arrangement of oil extractor speed reducer

Technical field

The utility model is related to oil field equipment field, and in particular to a kind of lubricating arrangement of oil extractor speed reducer.

Background technology

Beam pumping unit is the important ground installation for realizing oil extraction, and its decelerator is by input shaft, jackshaft and defeated Shaft is constituted, and the two ends of three axles are respectively mounted bearings on reducer shell.Traditional design reducer gear uses oil bath Lubrication, bearing of input shaft relies on splash lubrication, and jackshaft and output shaft are scraped by oil wiper from jackshaft gear wheel side to be moistened Lubricating oil is transported on bearing by oil circuit and is lubricated.

For oil field to heavy oil wells, the large-scale development of hyposmosis well, the requirement that people run to oil pumper low speed is more next Higher, the operation jig frequency of many oil wells is reduced to below once, now, because the oil film of countershaft-gear formation is relatively thin, is added The reasons such as jackshaft axial float, the mode for relying on countershaft-gear side wiper lubrication is relatively difficult to ensure card jackshaft and output shaft Bearing obtains good lubrication；Because the lubricating oil on jackshaft flank of tooth band is less, it is difficult to form drop with the input shaft position of engagement Oil condition, connects the methods such as oil or splash lubrication bearing of input shaft using input shaft swab case and also is difficult to ensure that bearing of input shaft is obtained Continuously, good lubrication.

Utility model content

To overcome the defect of prior art, the utility model, which provides one kind, can ensure oil pumper under low speed service condition Make decelerator three axle bearings can obtain continuously, the lubricating arrangement of oil extractor speed reducer of sufficient lubrication.

The utility model is adopted the technical scheme that：A kind of lubricating arrangement of oil extractor speed reducer, including oil duct 2, oil feeder 3 With a point oil box 4, the oil duct 2 is arranged on decelerator block 8, communicated with the bearing of jackshaft 5, input shaft 6 and output shaft 7； Described point of oil box 4 is individually fixed on the decelerator block 8 of the both sides of jackshaft 5, is communicated with oil duct 2；The oil feeder 3 is fixed On the outside of the gear of jackshaft 5, it is made up of hollow structure oil guide pipe 33 and hollow structure circular arc fuel feed pump 34, the circular arc The one end open of fuel feed pump 34 is oil inlet 31, and another end closure forms oil-bearing structure, the inner side centre position of circular arc fuel feed pump 34 Oil guide pipe 33 is set, and the one end of oil guide pipe 33 is communicated by connecting hole 35 with fuel feed pump 34, and another end closure simultaneously sets oil outlet 32, Oil feeder 3 can realize oil-feed and fuel-displaced to a point oil box 4 in rotation process, by oil duct 2 to jackshaft 5, input shaft 6 and defeated The bearing of shaft 7 carries out feed lubrication.

Above-mentioned technical proposal can be further optimized for：

The oil feeder 3 at least installs two on the outside of every idler gear, in opposite direction including oil inlet 31 Two oil feeders 3.

Described point of oil box 4 is groove-like structure, and one end is fixed on decelerator block 8, and the other end extends to going out for oil feeder 3 Oilhole 32 nearby connects oil, and point quantity of oil box 4 is four.

The described quantity of oil duct 2 is 4, and wherein front oil duct 21 is communicated with the bearing of preceding point of oil box 41 and output shaft 7, after Oil duct 22 is communicated with the bearing of rear point of oil box 42, jackshaft 5, input shaft 6.

Swab case 9 is set on decelerator block 8, positioned at the lower section of jackshaft 5, the lubricating oil dripped on jackshaft 5 is collected And pasta is lifted, lubricate the bearing of jackshaft 5.

The swab case 9 is circular arc groove-like structure, and quantity is two.

The lubricating arrangement of oil extractor speed reducer that the utility model is provided is rational in infrastructure, easy to operate, it is ensured that oil pumper is low Oil feeder fuel feeding is continuous, abundant under fast service condition, and continuous, good lubrication can be obtained by making three axle bearings of decelerator, be kept away Exempt to improve the service life of decelerator bearing because lack of lubrication causes bearing damage.

Brief description of the drawings

Fig. 1 is the lubricating arrangement of oil extractor speed reducer structural representation of the utility model embodiment；

Fig. 2 is oil feeder structural representation in the utility model embodiment；

Fig. 3 is point oil box structural representation in the utility model embodiment；

Fig. 4 is oil channel structures schematic diagram in the utility model embodiment；

Fig. 5 is swab case structural representation in the utility model embodiment；

In figure：Oil duct after 1- lubricating oil baths, 2- oil ducts, 21- front oil ducts, 22-, 3- oil feeders, 31- oil inlets, 32- goes out Point oil box, 5- after point oil box before oilhole, 33- oil guide pipes, 34- circular arc fuel feed pumps, 35- connecting holes, 4- points of oil boxs, 41-, 42- Jackshaft, 6- input shafts, 7- output shafts, 8- decelerator blocks, 9- swab cases.

Embodiment

Reference picture 1, Fig. 2, a kind of lubricating arrangement of oil extractor speed reducer, including oil duct 2, oil feeder 3 and point oil box 4, it is described Oil duct 2 is arranged on decelerator block 8, is communicated with the bearing of jackshaft 5, input shaft 6 and output shaft 7；Described point of 4 points of oil box On the decelerator block 8 for not being fixed on the both sides of jackshaft 5, communicated with oil duct 2；The oil feeder 3 is fixed on outside the gear of jackshaft 5 Side, it is made up of hollow structure oil guide pipe 33 and hollow structure circular arc fuel feed pump 34, and described one end of circular arc fuel feed pump 34 is opened Mouth is oil inlet 31, and another end closure forms oil-bearing structure, and the inner side centre position of circular arc fuel feed pump 34 sets oil guide pipe 33, The one end of oil guide pipe 33 is communicated by connecting hole 35 with fuel feed pump 34, and another end closure simultaneously sets oil outlet 32；When in face of decelerator, High speed shaft 6 is located at right positions, when idler gear turns clockwise, and oil feeder 3 is rotated to decelerator with countershaft-gear In dip lubrication oil sump 1, lubricating oil from oil inlet 31 enter oil feeder 3, with decelerator continue rotate, oil inlet direction with The consistent oil feeder 3 in direction of rotation is lifted lubricating oil with rising by countershaft-gear, when the oil inlet 31 of oil feeder 3 is gone to During 32 top of oil outlet, the lubricating oil in oil feeder 3 is progressively flowed out by oil guide pipe 33 from oil outlet 32, before oil outlet 32 is gone to When dividing 41 top of oil box, point oil box 41 before lubricating oil is begun to flow into, by front oil duct 21, the bearing connected to preceding point of oil box 41 It is lubricated, when oil outlet 32 divides 42 top of oil box after going to, point oil box 42 after lubricating oil is begun to flow into passes through rear 22 pairs of oil duct The bearing for dividing oil box 42 to connect afterwards is lubricated.

Connecting hole 35 to the fuel feed pump between oil inlet 31 is preceding fuel supply chamber 341, and remainder is rear fuel supply chamber 342, When oil guide pipe 33 goes to 12 positions, fuel feed pump perforate 35 reaches extreme higher position, and the lubricating oil that preceding fuel supply chamber 341 is stored is All flow into oil guide pipe 33, rear fuel supply chamber 342 is after oil guide pipe 33 goes to 12 o'clock position, progressively by the lubrication of storage Oil flows into oil guide pipe 33, and preceding fuel supply chamber 341 and rear fuel supply chamber 342 are respectively to point oil box 41 and point fuel feeding of oil box 42, fuel feed pump 34 Border seal is connected with oil guide pipe 33, it is ensured that the preceding point of fuel feeding of oil box 41 is continuous.

In a preferred embodiment, the oil feeder 3 at least installs two on the outside of every idler gear, including entering Two in opposite direction oil feeders 3 of hydraulic fluid port 31, when idler gear rotate counterclockwise, by relative adjacent of an other oil-out Oil feeder 3 provides oil lubrication bearing to point oil box 4, and the order of fuel feeding is point oil box 42 after first flowing into, point oil before flowing into afterwards Box 41, is lubricated, such decelerator can realize the operating of positive and negative both direction by 2 pairs of bearings connected of oil duct.

Reference picture 3, described point of oil box 4 is groove-like structure, and one end is fixed on decelerator block 8, and the other end extends to confession The oil outlet 32 of oily device 3 nearby connects oil, and point quantity of oil box 4 is four, and point oil box between jackshaft 5 and output shaft 7 is preceding point Oil box 41, point oil box between jackshaft 5, input shaft 6 divides oil box 42 after being.

Reference picture 4, the quantity of oil duct 2 is 4, and wherein front oil duct 21 is communicated with the bearing of preceding point of oil box 41 and output shaft 7, Oil duct 22 is communicated with the bearing of rear point of oil box 42, jackshaft 5, input shaft 6 afterwards.

Reference picture 5, sets swab case 9 on decelerator block 8, positioned at the lower section of jackshaft 5, collects and is dripped on jackshaft 5 Lubricating oil and lift pasta, lubricate the bearing of jackshaft 5, swab case 9 be circular arc groove-like structure, quantity be two.

Claims

1. a kind of lubricating arrangement of oil extractor speed reducer, it is characterised in that：Including oil duct (2), oil feeder (3) and point oil box (4), institute State oil duct (2) to be arranged on decelerator block (8), communicated with the bearing of jackshaft (5), input shaft (6) and output shaft (7)；Institute State a point oil box (4) to be individually fixed on the decelerator block (8) of jackshaft (5) both sides, communicated with oil duct (2)；The oil feeder (3) it is fixed on the outside of jackshaft (5) gear, by hollow structure oil guide pipe (33) and hollow structure circular arc fuel feed pump (34) group Into circular arc fuel feed pump (34) one end open is oil inlet (31), and another end closure forms oil-bearing structure, and circular arc is supplied Centre position sets oil guide pipe (33) on the inside of oil pipe (34), and oil guide pipe (33) one end passes through connecting hole (35) and fuel feed pump (34) phase Logical, another end closure simultaneously sets oil outlet (32), and oil feeder (3) can realize oil-feed and fuel-displaced to a point oil box in rotation process (4) feed lubrication, is carried out to the bearing of jackshaft (5), input shaft (6) and output shaft (7) by oil duct (2).

2. lubricating arrangement of oil extractor speed reducer according to claim 1, it is characterised in that：The oil feeder (3) is at every Two are at least installed on the outside of idler gear, including oil inlet (31) two oil feeders (3) in opposite direction.

3. lubricating arrangement of oil extractor speed reducer according to claim 1, it is characterised in that：Described point of oil box (4) is channel-shaped Structure, one end is fixed on decelerator block (8), and the oil outlet (32) that the other end extends to oil feeder (3) nearby connects oil, point oil Box (4) quantity is four.

4. lubricating arrangement of oil extractor speed reducer according to claim 1, it is characterised in that：Described oil duct (2) quantity is 4 Bar, wherein front oil duct (21) are communicated with the bearing of preceding point of oil box (41) and output shaft (7), rear oil duct (22) and point oil box afterwards (42), jackshaft (5), the bearing of input shaft (6) are communicated.

5. the lubricating arrangement of oil extractor speed reducer according to any claim in claim 1-4, it is characterised in that：Subtracting Swab case (9) is set on fast device block (8), below jackshaft (5), the lubricating oil dripped on jackshaft (5) is collected and carries Pasta is risen, jackshaft (5) bearing is lubricated.

6. lubricating arrangement of oil extractor speed reducer according to claim 5, it is characterised in that：The swab case (9) is circular arc Shape groove-like structure, quantity is two.