CN208456564U - Plait of pumping unit bending hanger - Google Patents

Abstract

The utility model relates to a kind of plait of pumping unit bending hanger, for bottom plate in up-narrow and down-wide trapezoidal, the left and right sides edge of bottom plate is respectively equipped with the bottom plate bevel edge holded up to front side；It is covered with slide plate on front side of bottom plate, for slide plate in up-narrow and down-wide trapezoidal, the left and right sides edge of slide plate is respectively equipped with the slide plate bevel edge holded up to front side；Slide plate and bottom plate coaxial line and axisymmetricly structure, slide plate bevel edge are respectively parallel to ipsilateral bottom plate bevel edge；The upper and lower trunnion of the bottom plate holded up to front side is welded in the middle part of the upper and lower edge of bottom plate；Slide plate is welded with the upper and lower trunnion of the slide plate holded up to front side in the middle part of the upper and lower edge of slide plate between bottom plate upper journal and bottom plate down journal；Upper connecting rod is plugged in bottom plate upper journal centre bore, the lower end of upper connecting rod is connected to the center of slide plate upper journal；Lower pull rod is plugged in bottom plate down journal centre bore, the upper end of lower pull rod is connected to the center of slide plate down journal.The hanger plait that more to moult is safe and efficient and easily efficiently.

Description

Plait of pumping unit bending hanger

Technical field

The utility model relates to a kind of plait of pumping unit more particularly to a kind of plait of pumping unit bending hangers, belong to In pumping unit auxiliary tool technology field.

Background technique

Beam pumping unit is commonly called as kowtowing machine, and complete machine structure is hinged on cantilever tip, walking beam as a frame balance, walking beam middle part One end be connected with horse head, horse head undertakes oil pumping load；The other end of walking beam, which connect with crank link mechanism and is equipped with balance, matches Heavy load.When work, crank link mechanism affects one end of walking beam to swing up and down by connecting rod, and the horse head of the walking beam other end is also made It moves up and down.The working face of horse head is cambered surface, and the fixed hairiness plait appending disk in the top of horse head, the both ends of hair plait are respectively equipped with Plummet, the middle bent of hair plait are simultaneously suspended in mao U-shaped card slot of plait appending disk, and the lower end both ends of hair plait are isometric and divide It is not extended downwardly along the cambered surface of horse head, the two sides of horse head cambered surface, which are respectively equipped with, to be higher by the donkey head lateral plate of cambered surface and formed to hair plait Limit, is additionally provided with the fixed pin for preventing mao plait from loosening below hair plait appending disk, the lower end of hair plait by polished rod eye with Polished rod is connected, and the lower end connecting with pumping rod of polished rod simultaneously drives the plunger of underground deep well pump to move up and down, thus constantly well In crude oil extract out pit shaft.

Hair plait is the important component of beam pumping unit operating and carries whole load of down-hole pipe, when horse head around When fulcrum makees arcuate oscillating motion, hair plait is coiled in cycles in horse head cambered surface, discharges, is bent, is stretched, by the camber line of horse head Movement is changed into sucker rod pumping in pit shaft, while guaranteeing that polished rod is directed at well head center always.

Since hair plait is ceaselessly bent, stretch and load variations, long-time service will cause oil starvation corrosion and fatigue to damage It is bad, when hair plait rise the stranded phenomenon of thorn it is serious when, will lead to a mao generation for plait break-off accident, influence rod-pumped well production and Safety, it is necessary to stop to take out and replaced immediately.When having a power failure longer with downtime every time, it be easy to cause mao plait both sides different It is long, cause to make polished rod stretch bending it to collide horse head and be easy to fracture, therefore the both ends for often also needing to adjust mao plait are isometric.

When repairing maintenance or replacement to hair plait, need first to carry out off-load to polished rod, polished rod eye of dismantling then is grasped Author needs to climb up liftoff several meters of high horse heads, extracts fixed pin, takes out old hair plait, is then placed in virgin wool plait.

Oil well hair plait is about 18 meters, weight up to 200 kilograms, moult plait when operator need stand in narrow donkey Operated on head, it is bad with strength and astasia, hair plait is very hard, is difficult to be bent, and is not easy to be put into U-shaped card slot after bending, also hold Easily cause two lower ends uneven.In addition hair plait is after deformation, internal reservoir very big elastic force, once energy abrupt release, Easily cause operator's falling from high altitude.For production crew, plait of more moulting every time operation is extremely difficult and dangerous, both indulges in Workload is aggravated between mistaking again, substantially reduces working efficiency.

Utility model content

The purpose of this utility model is that overcoming problems of the prior art, a kind of plait of pumping unit folding is provided Curved hanger does not need the curved hairs plait on horse head, so that plait of more moulting is safe and efficient and easily efficient.

In order to solve the above technical problems, a kind of plait of pumping unit bending hanger of the utility model, including bottom plate, institute Bottom plate is stated in up-narrow and down-wide trapezoidal, the left and right sides edge of the bottom plate is respectively equipped with the bottom plate bevel edge holded up to front side；Institute The slide plate for being covered with and being slided on front side of bottom plate along bottom plate axis is stated, the slide plate is in up-narrow and down-wide trapezoidal, the slide plate Left and right sides edge be respectively equipped with the slide plate bevel edge holded up to front side；The slide plate and the bottom plate coaxial line and axisymmetricly Structure, the axis of the slide plate bevel edge are respectively parallel to the axis of ipsilateral bottom plate bevel edge；Weldering in the middle part of the upper edge of the bottom plate It is connected to the bottom plate upper journal holded up to front side, is welded with the bottom plate down journal holded up to front side in the middle part of the lower edge of the bottom plate； The slide plate is welded in the middle part of the upper edge of the slide plate and to hold up to front side between bottom plate upper journal and bottom plate down journal The lower edge middle part of slide plate upper journal, the slide plate is welded with the slide plate down journal holded up to front side；The bottom plate upper journal Center is equipped with bottom plate upper journal centre bore, is plugged with upper connecting rod, the lower end of the upper connecting rod in the bottom plate upper journal centre bore It is connected to the center of slide plate upper journal；The center of the bottom plate down journal is equipped with bottom plate down journal centre bore, props up under the bottom plate Lower pull rod is plugged in ear centre bore, the upper end of the lower pull rod is connected to the center of slide plate down journal.

Compared with the existing technology, the utility model achieves following the utility model has the advantages that hair plait is bent to down U on the ground Shape, i.e. open end are downward, and two sides of hair plait are placed between bottom plate bevel edge and slide plate bevel edge, it is ensured that the lower end on hair plait both sides Head is concordant, pulls upper connecting rod to translate up slide plate along the axis of bottom plate then up.Due to bottom plate and slide plate present it is narrow under Wide is trapezoidal, and as slide plate moves up, the slide plate bevel edge and the distance between associated floor bevel edge of two sides are smaller and smaller, until Two sides of hair plait are clamped between slide plate bevel edge and bottom plate bevel edge, and so far hair plait is bent over fixation.Then by the folding Curved hanger is mentioned together with hair plait to horse head, and the middle bent portion of hair plait is suspended on a mao U for plait appending disk by operative employee In shape card slot and fixed, then the people on ground pulls downward on lower pull rod by rope, makes slide plate along the axis of bottom plate to downslide Dynamic, the distance between slide plate bevel edge and associated floor bevel edge are increasing, and hair plait is discharged, and bending hanger is able to be detached from hair Plait is hitched with rope and is put to ground.The utility model can be to avoid operative employee in high-altitude curved hairs plait, on the ground The bending of hair plait is completed, and the huge elastic force of hair plait is fixed, it can be ensured that the both ends of hair plait are concordant, also big The risk of high-altitude application is reduced greatly.

As the improvement of the utility model, the upper end of the upper connecting rod is connected with upper connecting rod crotch or upper connecting rod annulus, institute Stating on upper connecting rod crotch or upper connecting rod annulus is to have overhanging cable.Upper connecting rod can be pulled by overhanging cable on the ground, made Slide plate along the axis of bottom plate translate up until hair plait two sides synchronize it is clamped.Hair plait is operated by after bend fixing Hair plait easily can be pulled on horse head by overhanging cable on horse head and hung by work.

The lower end of the lower pull rod is connected with lower pull rod crotch or lower pull rod circle as a further improvement of the utility model, Ring is to have release traction rope on the lower pull rod crotch or lower pull rod annulus.The middle bent portion of hair plait is suspended on a mao plait It is in the U-shaped card slot of appending disk and fixed, then overhanging cable is tied up on horse head, the operative employee on ground pulls downward on release and leads Messenger, lower pull rod affect axis slide downward of the slide plate along bottom plate, and the distance between slide plate bevel edge and bottom plate bevel edge increase hair Plait release, bending hanger is able to be detached from hair plait, then is put hanger to ground by overhanging cable.

The slide plate upper journal and slide plate down journal are respectively equipped with centre bore as a further improvement of the utility model, The upper connecting rod passes through slide plate upper journal and the centre bore of slide plate down journal is linked together with the lower pull rod, props up on the slide plate Ear and slide plate down journal are welded and fixed with upper connecting rod respectively.Upper connecting rod and lower pull rod be linked together and with slide plate upper journal and cunning Plate down journal is fixedly connected, and can be slided in the centre bore of bottom plate upper journal and bottom plate down journal, be pulled the upper end of upper connecting rod Slide plate can be made along bottom plate axis upward sliding, pull the lower end of lower pull rod that slide plate can be made along bottom plate axis slide downward.

The section of the two bottom plate bevel edges is in opposite arc-shaped of opening as a further improvement of the utility model, and two The section of the slide plate bevel edge is in opposite to each other arc-shaped that is open.The circular arc of bottom plate bevel edge and the circular arc of slide plate bevel edge are clamped in a mao pigtail The both sides of son, hair plait is wrapped, can be slipped to avoid hair plait；Slide plate bevel edge to bottom plate bevel edge it is close after, the circle of two sides Arc clamps hair plait, and contact area increases, and clamps relatively reliable.

Detailed description of the invention

Utility model will be further described in detail below with reference to the attached drawings and specific embodiments, and attached drawing only provides ginseng It examines and illustrates to use, it is non-to limit the utility model.

Fig. 1 is the main view of the utility model plait of pumping unit bending hanger embodiment one.

Fig. 2 is the state diagram that hair plait is clamped in the utility model embodiment one.

Fig. 3 is the state diagram that hair plait is released in the utility model embodiment one.

Fig. 4 is the working state figure of the utility model plait of pumping unit bending hanger embodiment two.

Fig. 5 is the working state figure of the utility model plait of pumping unit bending hanger embodiment three.

In figure: 1. bottom plates；1a. bottom plate bevel edge；1b. bottom plate upper journal；1c. bottom plate down journal；2. slide plate；2a. slide plate is oblique Side；2b. slide plate upper journal；2c. slide plate down journal；3. upper connecting rod；3a. upper connecting rod annulus；3b. upper connecting rod crotch；4. lower pull rod； Pull rod annulus under 4a.；Pull rod crotch under 4b.；5. overhanging cable；6. discharging traction rope；7. mao plait.

Specific embodiment

As shown in Figure 1, the plait of pumping unit bending hanger of the utility model includes bottom plate 1 and slide plate 2, bottom plate 1 is in Up-narrow and down-wide is trapezoidal, and the left and right sides edge of bottom plate 1 is respectively equipped with the bottom plate bevel edge 1a holded up to front side；The front side of bottom plate 1 It is covered with the slide plate 2 that can be slided along bottom plate axis, slide plate 2 is in up-narrow and down-wide trapezoidal, the left and right sides edge difference of slide plate 2 Equipped with the slide plate bevel edge 2a holded up to front side；Slide plate 2 and 1 coaxial line of bottom plate and axisymmetricly structure, the axis of slide plate bevel edge 2a It is respectively parallel to the axis of ipsilateral bottom plate bevel edge 1a；It is welded on the bottom plate holded up to front side and props up in the middle part of the upper edge of bottom plate 1 The lower edge middle part of ear 1b, bottom plate 1 are welded with the bottom plate down journal 1c holded up to front side；Slide plate 2 be located at bottom plate upper journal 1b with Between bottom plate down journal 1c, be welded with the slide plate upper journal 2b holded up to front side in the middle part of the upper edge of slide plate 2, slide plate 2 it is following The slide plate down journal 2c holded up to front side is welded with along middle part；The center of bottom plate upper journal 1b is equipped with bottom plate upper journal centre bore, Upper connecting rod 3 is plugged in bottom plate upper journal centre bore, the lower end of upper connecting rod 3 is connected to the center of slide plate upper journal 2b；Under bottom plate The center of trunnion 1c is equipped with bottom plate down journal centre bore, is plugged with lower pull rod 4 in bottom plate down journal centre bore, lower pull rod 4 it is upper End is connected to the center of slide plate down journal 2c.

As shown in Fig. 2, on the ground bending to hair plait 7 inverted U-shaped, i.e., open end is downward, and two sides of hair plait 7 are set Between bottom plate bevel edge 1a and slide plate bevel edge 2a, it is ensured that the lower end on 7 both sides of hair plait is concordant, pulls upper connecting rod 3 then up Translate up slide plate 2 along the axis of bottom plate 1.Since bottom plate 1 and slide plate 2 are in up-narrow and down-wide trapezoidal, as slide plate 2 is upward Mobile, the slide plate bevel edge 2a and the distance between associated floor bevel edge 1a of two sides are smaller and smaller, until two sides of hair plait 7 are equal It is clamped between slide plate bevel edge 2a and bottom plate bevel edge 1a, so far hair plait 7 is bent over fixation.Then by the bending hanger together with Hair plait 7 is mentioned to horse head, and the middle bent portion of hair plait 7 is suspended in mao U-shaped card slot of plait appending disk simultaneously by operative employee It is fixed.

As shown in figure 3, the people on ground pulls downward on lower pull rod 4 by rope, keep slide plate 2 downward along the axis of bottom plate 1 Sliding, the distance between slide plate bevel edge 2a and associated floor bevel edge 1a are increasing, and hair plait 7 is discharged, and bending hanger obtains To be detached from hair plait 7, is hitched and put to ground with rope.The bending hanger can be to avoid operative employee in high-altitude curved hairs pigtail Son 7, completes the bending of hair plait 7 on the ground, and the huge elastic force of hair plait 7 is fixed, it can be ensured that hair plait 7 Both ends it is concordant, be also greatly reduced the risk of high-altitude application.

As shown in Figures 1 to 4, the upper end of upper connecting rod 3 is connected with upper connecting rod annulus 3a, is to lead on having on upper connecting rod annulus 3a Messenger 5.Upper connecting rod 3 can be pulled by overhanging cable 5 on the ground, translate up slide plate 2 along the axis of bottom plate 1 until hair Two sides of plait 7 synchronize clamped.For hair plait 7 by after bend fixing, operative employee can be very by overhanging cable 5 on horse head Hair plait 7 is easily pulled on horse head to hang.

The lower end of lower pull rod 4 is connected with lower pull rod annulus 4a, is to have release traction rope 6 on lower pull rod annulus 4a.Hair plait 7 Middle bent portion be suspended in mao U-shaped card slot of plait appending disk and fixed, then overhanging cable 5 is tied up on horse head, ground Operative employee on face pulls downward on release traction rope 6, and lower pull rod 4 affects axis slide downward of the slide plate 2 along bottom plate 1, and slide plate is oblique The distance between side 2a and bottom plate bevel edge 1a increase discharge hair plait 7, and bending hanger is able to be detached from hair plait 7, then passes through Overhanging cable 5 puts hanger to ground.

As shown in figure 4, slide plate upper journal 2b and slide plate down journal 2c are respectively equipped with centre bore, upper connecting rod 3 is passed through on slide plate The centre bore of trunnion 2b and slide plate down journal 2c are linked together with lower pull rod 4, slide plate upper journal 2b and slide plate down journal 2c difference It is welded and fixed with upper connecting rod 3.Upper connecting rod 3 and lower pull rod 4 are linked together and consolidate with slide plate upper journal 2b and slide plate down journal 2c Fixed connection, can slide in the centre bore of bottom plate upper journal 1b and bottom plate down journal 1c, pull the upper end of upper connecting rod 3 that can make Slide plate 2 pulls the lower end of lower pull rod 4 that slide plate 2 can be made along bottom plate axis slide downward along bottom plate axis upward sliding.

The section of two bottom plate bevel edge 1a arc-shaped, the section of two slide plate bevel edge 2as in the opening opposite circle opposite in opening Arc.The circular arc of bottom plate bevel edge 1a and the circular arc of slide plate bevel edge 2a are clamped in the both sides of mao plait 7, and hair plait 7 is wrapped, can To avoid the slippage of hair plait 7；Slide plate bevel edge 2a to bottom plate bevel edge 1a it is close after, the circular arc of two sides clamps hair plait 7, contact surface Product increases, and clamps relatively reliable.

As shown in figure 5, the upper end of upper connecting rod 3 is connected with upper connecting rod crotch 3b, upper connecting rod crotch 3b by upper connecting rod 3 upper end It is bent, is to have overhanging cable 5 on upper connecting rod crotch 3b.The lower end of lower pull rod 4 is connected with lower pull rod crotch 4b, and lower pull rod is curved Hook 4b is formed by the lower ends bent of lower pull rod 4, is to have release traction rope 6 on lower pull rod crotch 4b.

The foregoing is merely the preferable possible embodiments of the utility model, patent that is non-therefore limiting to the utility model Protection scope.In addition to the implementation, the utility model can also have other embodiments.It is all to use equivalent replacement or equivalent change The technical solution to be formed is changed, is all fallen in the protection scope of the requires of the utility model.Technology of the utility model without description is special Sign can realize that details are not described herein by or using the prior art.

Claims (5)

1. a kind of plait of pumping unit bending hanger, including bottom plate, it is characterised in that: the bottom plate is in up-narrow and down-wide ladder Shape, the left and right sides edge of the bottom plate are respectively equipped with the bottom plate bevel edge holded up to front side；Being covered on front side of the bottom plate can With the slide plate slided along bottom plate axis, in up-narrow and down-wide trapezoidal, the left and right sides edge of the slide plate is set the slide plate respectively The slide plate bevel edge that oriented front side is holded up；The slide plate and the bottom plate coaxial line and axisymmetricly structure, the slide plate bevel edge Axis is respectively parallel to the axis of ipsilateral bottom plate bevel edge；The bottom plate holded up to front side is welded in the middle part of the upper edge of the bottom plate The lower edge middle part of upper journal, the bottom plate is welded with the bottom plate down journal holded up to front side；The slide plate, which is located on bottom plate, to be propped up Between ear and bottom plate down journal, the slide plate upper journal holded up to front side, the slide plate are welded in the middle part of the upper edge of the slide plate Lower edge in the middle part of be welded with the slide plate down journal holded up to front side；The center of the bottom plate upper journal is equipped in bottom plate upper journal Heart hole is plugged with upper connecting rod in the bottom plate upper journal centre bore, and the lower end of the upper connecting rod is connected in slide plate upper journal The heart；The center of the bottom plate down journal is equipped with bottom plate down journal centre bore, is plugged with drop-down in the bottom plate down journal centre bore The upper end of bar, the lower pull rod is connected to the center of slide plate down journal.

2. plait of pumping unit bending hanger according to claim 1, it is characterised in that: the upper end of the upper connecting rod connects It is connected to upper connecting rod crotch or upper connecting rod annulus, is to have overhanging cable on the upper connecting rod crotch or upper connecting rod annulus.

3. plait of pumping unit bending hanger according to claim 2, it is characterised in that: the lower end of the lower pull rod connects It is connected to lower pull rod crotch or lower pull rod annulus, is to have release traction rope on the lower pull rod crotch or lower pull rod annulus.

4. plait of pumping unit bending hanger according to claim 1 or 2 or 3, it is characterised in that: propped up on the slide plate Ear and slide plate down journal are respectively equipped with centre bore, and the upper connecting rod passes through centre bore and the institute of slide plate upper journal and slide plate down journal It states lower pull rod to be linked together, the slide plate upper journal and slide plate down journal are welded and fixed with upper connecting rod respectively.

5. plait of pumping unit bending hanger according to claim 1 or 2 or 3, it is characterised in that: two bottom plate inclineds The section on side is in opposite directions arc-shaped that is open, and the section of the two slide plate bevel edges is in opposite to each other arc-shaped that is open.