CN115637949A - Sleeve type residual liquid collecting device - Google Patents
Sleeve type residual liquid collecting device Download PDFInfo
- Publication number
- CN115637949A CN115637949A CN202211620909.8A CN202211620909A CN115637949A CN 115637949 A CN115637949 A CN 115637949A CN 202211620909 A CN202211620909 A CN 202211620909A CN 115637949 A CN115637949 A CN 115637949A
- Authority
- CN
- China
- Prior art keywords
- sleeve
- base
- connecting rod
- cross connecting
- residual liquid
- 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.)
- Pending
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 90
- 230000007246 mechanism Effects 0.000 claims description 20
- 238000001514 detection method Methods 0.000 claims description 15
- 230000009471 action Effects 0.000 claims description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 3
- 239000003921 oil Substances 0.000 abstract description 93
- 238000000034 method Methods 0.000 abstract description 16
- 230000008569 process Effects 0.000 abstract description 14
- 239000010779 crude oil Substances 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 5
- 239000003129 oil well Substances 0.000 abstract description 4
- 238000003912 environmental pollution Methods 0.000 abstract description 3
- 230000006872 improvement Effects 0.000 description 9
- 239000002699 waste material Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
Images
Landscapes
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Abstract
The invention discloses a sleeve type residual liquid collecting device, which is used for collecting residual liquid in an oil pipe in pressurized operation equipment and comprises a base, a movable seat, a driving oil cylinder, a lifting device, a multi-stage sleeve assembly and a residual liquid collecting barrel, wherein the base is provided with a movable seat; the multi-stage sleeve assembly is arranged between the moving seat and the base, and the end part of the multi-stage sleeve assembly is fixedly connected with the moving seat and the base respectively; at least one group of lifting devices is arranged on the side of the multi-stage sleeve component, and the upper part and the lower part of each lifting device are respectively and fixedly connected with the base and the movable seat; a driving shaft of the driving oil cylinder is connected with the lifting device, and the lifting device is driven to lift through the driving oil cylinder so as to control the height of the multistage sleeve assembly; the device solves the problems of poor anti-splash effect and inconvenient use of the existing residual liquid collecting device, avoids the phenomenon that residual liquid splashes around a wellhead to pollute the operating environment, can collect residual liquid such as oil stain and crude oil, improves the field working environment in the oil well pressure operating process, and avoids environmental pollution.
Description
Technical Field
The invention relates to the technical field of workover treatment under pressure in an oil field, in particular to a sleeve type residual liquid collecting device.
Background
In the oil field well workover operation in-process is pressed in area, after the tong shackle was accomplished and is pulled out oil pipe, liquid such as crude oil that has deposited in last oil pipe can follow the junction spill of two oil pipes, and what be difficult to avoid has greasy dirt to spill onto workman's on one's body, has not only polluted the well head, and still harmful to people's health, more there is the potential safety hazard, consequently need set up the raffinate collector to oil pipe connection position. At present, part well head can set up the splashproof device in workover, and traditional splashproof device mounting structure divide into two kinds roughly, and one kind is funnel formula waste liquid collector, and funnel formula waste liquid collector generally installs in well head both sides lower extreme, and it is including water piping connection sleeve pipe and waste liquid collection tank. After the shackle is completed, the oil pipe is pushed to the funnel while the oil pipe is lifted, so that crude oil and other liquid in the oil pipe flow into the funnel and flow into the waste liquid collecting tank through the water pipe. The device has low efficiency and poor splash-proof effect. The other type is an encircling oil pipe splash guard, the encircling oil pipe splash guard is generally arranged on a self-made mounting frame at the opposite side of a well head, the encircling oil pipe splash guard is pushed to the position of the well head after being broken off, the upper oil pipe and the lower oil pipe are encircled by the splash guard, and then the oil pipes are lifted away, but the device is complex in installation, poor in sealing property and complex in operation. Therefore, a collecting device which is convenient to use and has a remarkable anti-splash effect is needed to be designed to meet the requirement of recovering liquids such as crude oil and the like in the pressurized workover process.
Therefore, the above-mentioned conventional residual liquid collecting device still has certain drawbacks in terms of anti-splashing effect and use efficiency, and further improvement is needed.
Disclosure of Invention
The invention aims to provide a sleeve type residual liquid collecting device, which solves the problems of poor anti-splash effect and inconvenient use of the existing residual liquid collecting device, and overcomes the defects of the prior art.
In order to solve the technical problem, the invention provides a sleeve type residual liquid collecting device which is used for collecting residual liquid in an oil pipe in operating equipment with pressure, and comprises a base, a movable seat, a driving oil cylinder, a lifting device, a multi-stage sleeve assembly and a residual liquid collecting barrel;
the base is arranged above a slip device of the pressurized operation equipment connected with the surface of the oil pipe, the moving seat is arranged above the base, the multi-stage sleeve assembly is arranged between the moving seat and the base, the upper end of the multi-stage sleeve assembly is fixedly connected with the lower surface of the moving seat, and the lower end of the multi-stage sleeve assembly is fixedly connected with the upper surface of the base; at least one group of lifting devices is arranged on the side of the multi-stage sleeve component, the lower parts of the lifting devices are fixedly connected to the upper surface of the base, and the upper parts of the lifting devices are fixedly connected to the lower surface of the movable base; the driving oil cylinder is fixed on the base, a driving shaft of the driving oil cylinder is connected with the lifting device, and the lifting device is driven to lift through the driving oil cylinder, so that the height of the multistage sleeve assembly is controlled.
As a further improvement of the invention, the lifting device comprises two symmetrically arranged sets of scissor fork mechanisms, each set of scissor fork mechanism comprises a plurality of cross connecting rod assemblies which are vertically connected in sequence, each cross connecting rod assembly comprises two cross connecting rods with equal length, the middle positions of the two cross connecting rods in the same cross connecting rod assembly are hinged with each other, the end part of each cross connecting rod is hinged with the end part of the cross connecting rod in the adjacent cross connecting rod assembly, wherein the lower end part of each cross connecting rod in the cross connecting rod assembly at the lowest end is hinged with one end of a first connecting rod, and the other end of the first connecting rod is hinged with the upper surface of the base; the upper end of each cross connecting rod in the cross connecting rod assembly at the uppermost end is hinged with one end of a second connecting rod, and the other end of the second connecting rod is hinged with the lower surface of the moving seat.
As an improvement of the invention, the hinged position of two cross connecting rods in the cross connecting rod assembly at the lowest end is connected with the end part of a driving shaft of a driving oil cylinder, the hinged position of the two cross connecting rods at the lowest end is driven to vertically ascend or descend through the telescopic action of the driving oil cylinder, the end parts of the two cross connecting rods at the lowest end are further driven to relatively or oppositely move, the end parts of adjacent cross connecting rods are sequentially driven to relatively or oppositely move, the telescopic stroke of the driving oil cylinder is amplified through a plurality of cross connecting rod assemblies, and a moving seat is driven to ascend or descend.
As a further improvement of the invention, a guide wheel is arranged at the hinged position of two cross connecting rods in the cross connecting rod assembly at the uppermost end, a guide mounting block with a strip-shaped guide groove is arranged on the lower surface of the moving seat, the guide wheels are connected in a rolling manner along the length direction of the strip-shaped guide groove, and the guide wheels are matched with the strip-shaped guide groove, so that the lifting device is kept stable in the vertical direction in the lifting process.
As an improvement of the invention, a sensor mounting plate is arranged on the upper surface of the base, a first sensor located at a low position and a second sensor located at a high position are vertically arranged on the sensor mounting plate, and the lifting action of the lifting device is controlled by the first sensor and the second sensor; and a detection pin shaft is arranged at the hinged position of two cross connecting rods in the cross connecting rod assembly at the lowest end in the lifting device, and the first sensor or the second sensor correspondingly outputs a control signal to control the start and stop of the telescopic action of the driving oil cylinder by detecting the movement of the pin shaft to the detection position of the first sensor or the second sensor.
As a further improvement of the invention, the multistage sleeve component comprises a plurality of sleeve pieces which are nested from inside to outside in sequence, the upper part of the sleeve piece positioned at the innermost layer is fixedly connected with the lower surface of the movable seat, and the lower part of the sleeve piece positioned at the outermost layer is fixedly connected with the upper surface of the base.
As a further improvement of the invention, the upper end edge of the outer side of the sleeve member is provided with an upper limiting boss extending towards one side of the center, the lower end edge of the outer side of the sleeve member is provided with a lower limiting boss extending back to one side of the center, the outer surface of the sleeve member is provided with a circle of steel wire check ring at a position close to the upper limiting boss, and the steel wire check ring is used for supporting the sleeve members at all stages when the sleeve assembly contracts; when the sleeve assembly rises, the upper limit boss of each sleeve part contacts with the lower limit boss of the sleeve part corresponding to the inner layer to avoid the adjacent sleeve part to fall off, and when the sleeve assembly contracts, the upper limit boss of each sleeve part contacts with the steel wire retainer ring of the sleeve part corresponding to the inner layer to support the inner layer sleeve part and avoid the sleeve part to fall off.
As a further improvement of the invention, a pressing plate is arranged at the fixed position of the lower part of the sleeve part at the outermost layer and the upper surface of the base, the pressing plate is fixed on the upper surface of the base, and the lower limiting boss of the sleeve part at the outermost layer is pressed by the pressing plate, so that the sleeve part is fixedly connected with the base.
As a further development of the invention, an annular sealing ring is provided between adjacent nested sleeve elements, which annular sealing ring is arranged on the outer side wall of the inner sleeve element or on the inner side wall of the outer sleeve element.
As a further improvement of the invention, the residual liquid collecting barrel comprises an annular barrel body and a liquid guide pipeline, the annular barrel body is arranged at a position below the base, a through hole for accommodating an oil pipe is formed in the middle of the annular barrel body, an oil pipe surrounding device for centering the oil pipe is arranged in the through hole, one end of the liquid guide pipeline is communicated to the side wall of the annular barrel body, and the liquid guide pipeline is communicated with the through hole.
After adopting such design, the invention has at least the following advantages:
(1) The sleeve type residual liquid collecting device is provided with a multi-stage sleeve structure, a plurality of sleeve parts which are connected in a nested manner are driven to lift through the driving oil cylinder, so that the sleeve parts wrap the connecting positions of oil pipes, when the joints of the connecting positions of the oil pipes are disconnected, residual liquid such as crude oil, oil stains and the like in the pipes can be splashed to the inner walls of the sleeve parts, then the residual liquid flows downwards along the inner walls of the sleeve parts, flows into a residual liquid collecting barrel below the sleeve parts through an oil pipe slip and is collected through a liquid guide pipeline in a residual liquid collecting channel, the device prevents the residual liquid from splashing around a wellhead to pollute the operating environment, can collect the residual liquid such as the oil stains and the crude oil at the same time, improves the field working environment in the oil well operation process under pressure, avoids environmental pollution, eliminates the personal safety hazards of workers at the same time, and improves the working efficiency of the workers.
(2) In the invention, in the lifting process of the sleeve type residual liquid collecting device, the guide wheels slide in the strip-shaped guide grooves, so that the sleeve type residual liquid collecting device can stably move up and down in the lifting process, the clamping stagnation phenomenon in the lifting process can be avoided, and the stability and the reliability of the device are higher.
(3) The lifting device is arranged on the side of the multi-stage sleeve component in the sleeve type residual liquid collecting device and adopts a plurality of crossed connecting rods to form a scissor fork structure, and the scissor fork structure amplifies the lifting stroke of the driving oil cylinder, so that the base and the moving seat which are connected with the lifting device up and down are quickly displaced, nested sleeve components are quickly stretched and contracted, and the working efficiency of the device is improved.
Drawings
The foregoing is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and the detailed description.
FIG. 1 is a schematic view of the construction of a telescopic raffinate collecting apparatus according to the present invention.
FIG. 2 is a schematic side view of a residual liquid collecting device main body according to the present invention.
FIG. 3 is a schematic view showing a front structure of a residual liquid collecting device body according to the present invention.
Fig. 4 is an enlarged schematic view of the position a in fig. 3.
Fig. 5 is an enlarged schematic view of the position B in fig. 3.
FIG. 6 is a schematic view showing the extended state of the main body of the residual liquid collecting device of the present invention provided with two scissor-like mechanisms.
FIG. 7 is an internal structure view of the residual liquid collecting tank in the present invention.
FIG. 8 is a schematic view showing a contracted state of the main body of the residual liquid collecting device of the present invention provided with a pair of scissor-like mechanisms.
FIG. 9 is a schematic view showing the extended state of the main body of the residual liquid collecting device of the present invention provided with a pair of scissor-like mechanisms.
FIG. 10 is a schematic view showing the installation of the telescopic raffinate collecting apparatus of the present invention in a working equipment with pressure.
The reference numbers in the figures are in particular:
1-driving oil cylinder, 2-base, 3-lifting device, 31-first connecting rod, 32-second connecting rod, 33-cross connecting rod, 4-moving seat, 51-first sensor, 52-second sensor, 6-detection pin shaft, 7-steel wire retainer ring, 8-sleeve part, 81-upper limit boss, 82-lower limit boss, 9-pressing plate, 10-guide wheel, 11-guide mounting block, 12-residual liquid collecting barrel, 13-liquid guide pipeline, 14-oil pipe encircling device, 15-residual liquid collecting device main body, 16-oil pipe, 17-moving slip and 18-fixed slip.
Detailed Description
Examples of the embodiments described herein are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar parts throughout, or parts having the same or similar functions. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, or the two components can be communicated with each other. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-10, in this embodiment 1, a sleeve-type residual liquid collecting device is specifically disclosed, which is used for collecting residual liquid in an oil pipe 16 of a pressurized operation device, and the device includes a base 2, a movable seat 4, a driving cylinder 1, a lifting device 3, a multi-stage sleeve assembly, and a residual liquid collecting barrel 12. Wherein base 2, removal seat 4, drive cylinder 1, hoisting device 3 and multistage sleeve subassembly constitute raffinate collection device main part 15 jointly, block remaining liquid sputtering through raffinate collection device main part 15 to collect residual liquid such as greasy dirt and crude oil, finally collect the derivation through raffinate collecting vessel 12.
Specifically, in this embodiment, the base 2 is installed above a slip device of a pressurized operation device connected to the surface of the oil pipe 16, and as shown in fig. 10, the slip device in the pressurized operation device in this embodiment includes two types, namely a traveling slip 17 and a fixed slip 18, where the fixed slip 18 is mainly used for blocking the oil pipe 16 to prevent the oil pipe 16 from moving upwards; the floating slip 17 is mainly used for clamping the oil pipe 16 when the floating force of the pressure in the well on the oil pipe 16 is larger than the weight of the pipe column in the well, and the oil pipe 16 is lifted or pressed in along with the lifting oil cylinder, preferably, in the embodiment, the residual liquid collecting device main body 15 is arranged above the floating slip 17, and the residual liquid collecting barrel 12 is arranged on the fixed slip 18, but it should be noted that the residual liquid collecting barrel 12 is not limited to be arranged at the above position, and the arrangement position of the residual liquid collecting barrel 12 can be adjusted according to the actual use requirement.
Referring to fig. 1, the movable base 4 is disposed above the base 2, the multi-stage sleeve assembly is disposed between the movable base 4 and the base 2, an upper end of the multi-stage sleeve assembly is fixedly connected to a lower surface of the movable base 4, and a lower end of the multi-stage sleeve assembly is fixedly connected to an upper surface of the base 2; wherein, at least one group of lifting devices 3 is arranged on the side of the multi-stage sleeve component, in this embodiment, preferably two groups of lifting devices 3 are adopted, the lower parts of the lifting devices 3 are fixedly connected to the upper surface of the base 2, and the upper parts of the lifting devices 3 are fixedly connected to the lower surface of the movable seat 4; the driving oil cylinder 1 is fixed on the base 2, the driving shaft of the driving oil cylinder 1 is connected with the lifting device 3, when the device works, the lifting device 3 can be driven to lift through the driving oil cylinder 1, the moving seat 4 can move back to the base 2 in the lifting process of the lifting device 3, and then the multi-stage sleeve assembly between the moving seat 4 and the base 2 is driven to stretch out, so that the multi-stage sleeve assembly covers the connecting position of the oil pipe 16, when the oil pipe 16 is disconnected, residual liquid can be sputtered onto the inner wall of the multi-stage sleeve assembly, the outer side of the device cannot overflow, and further the working environment is prevented from being polluted by the residual liquid, when the device does not work, the lifting device 3 can be retracted by the driving oil cylinder 1 and driven to descend, the moving seat 4 can move relative to the base 2, and further the multi-stage sleeve assembly between the moving seat 4 and the base 2 is driven to contract, and the device can be convenient to disassemble and move. In the embodiment, the telescopic height of the multi-stage sleeve assembly is controlled by the telescopic stroke of the driving oil cylinder 1.
Further, in this embodiment, the lifting device 3 employs a scissor fork mechanism, which can achieve rapid telescopic action of the multi-stage sleeve assembly, and in this embodiment, the lifting device 3 includes two symmetrically disposed scissor fork mechanisms, as shown in fig. 3 and 6, each scissor fork mechanism includes a plurality of cross link assemblies connected in sequence in a vertical direction, each cross link assembly includes two cross link rods 33 with equal length, middle positions of the two cross link rods 33 in the same cross link assembly are hinged to each other, an end of each cross link rod 33 is hinged to an end of a cross link rod 33 in an adjacent cross link assembly, wherein a lower end of each cross link rod 33 in the cross link assembly located at the lowest end is hinged to one end of a first link 31, and the other end of the first link rod 31 is hinged to the upper surface of the base 2; the upper end of each cross connecting rod 33 in the uppermost cross connecting rod assembly is hinged with one end of a second connecting rod 32, and the other end of the second connecting rod 32 is hinged with the lower surface of the movable seat 4.
It should be noted that, in this embodiment, the number of the scissor mechanisms is not limited to two, and a quick telescopic action may also be achieved for the sleeve assembly by using only one set of scissor mechanisms, as shown in fig. 8 and 9, the lifting device 3 includes one set of scissor mechanisms, and the scissor mechanisms are located at the side of the sleeve assembly, except that other structures supported by the scissor mechanisms are substantially the same as other structures supported by the symmetrically arranged scissor mechanisms. In this embodiment, the single set of scissor-type fork mechanisms and the two sets of scissor-type fork mechanisms have the same functions, and the difference is that the lifting stability and the supporting force are different, and the lifting stability and the supporting force of the single set of scissor-type fork mechanisms are lower than those of the two sets of scissor-type fork mechanisms. The actual use can be selected according to the field environment. .
The hinged positions of the two cross connecting rods 33 in the cross connecting rod assembly at the lowermost end are connected with the end part of the driving shaft of the driving oil cylinder 1, the hinged positions of the two cross connecting rods 33 at the lowermost end are driven to vertically ascend or descend through the telescopic action of the driving oil cylinder 1, then the end parts of the two cross connecting rods 33 at the lowermost end are driven to move oppositely or oppositely, the end parts of the adjacent cross connecting rods 33 are sequentially driven to move oppositely or oppositely, the telescopic stroke of the driving oil cylinder 1 is amplified through the cross connecting rod assemblies, and the moving seat 4 is driven to ascend or descend.
In order to ensure the stable operation of the lifting device 3 in the lifting process, a guide wheel 10 is arranged at the hinged position of two cross connecting rods 33 in a cross connecting rod assembly positioned at the uppermost end in the lifting device 3, a guide mounting block 11 with a strip-shaped guide groove is arranged on the lower surface of the moving seat 4, the length direction of the strip-shaped guide groove is consistent with the displacement direction of the lifting device 3, the guide wheel 10 is in rolling connection along the length direction of the strip-shaped guide groove, and the guide wheel 10 is matched with the strip-shaped guide groove to ensure that the lifting device 3 is kept vertically stable in the lifting process.
In addition, in the embodiment, a sensor mounting plate is arranged on the upper surface of the base 2, a first sensor 51 located at a low position and a second sensor 52 located at a high position are vertically arranged on the sensor mounting plate, and the lifting action of the lifting device 3 is controlled by the first sensor 51 and the second sensor 52; and a detection pin shaft 6 is arranged at the hinged position of two cross connecting rods 33 in the cross connecting rod assembly at the lowest end in the lifting device 3, and the first sensor 51 or the second sensor 52 correspondingly outputs a control signal to control the start and stop of the telescopic action of the driving oil cylinder 1 by detecting the movement of the pin shaft 6 to the detection position of the first sensor 51 or the second sensor 52. Specifically, in the lifting process of the lifting device 3, the driving oil cylinder 1 continuously extends to drive the lifting device 3 to lift, the detection pin 6 connected to the hinged position of the cross connecting rod 33 moves upwards, when the lifting device 3 is lifted to the extreme position, the detection pin 6 is just located at the position of the second sensor 52, and the second sensor 52 receives a position signal of the detection pin 6 and sends a stop control signal to the driving oil cylinder 1, so that the driving oil cylinder 1 cannot continuously extend; when the lifting device 3 descends, the detection pin shaft 6 descends along with the detection pin shaft, when the detection pin shaft 6 descends to the position of the first sensor 51, the lifting device 3 also descends to the lower limit position, and at the moment, the first sensor 51 detects a position signal of the detection pin shaft 6 and sends a stop control signal, so that the driving oil cylinder 1 does not continuously contract any more. Therefore, in this embodiment, the first sensor 51 and the second sensor 52 are equivalent to travel switches for controlling the lifting of the lifting device 3, and the function of controlling the starting and stopping of the lifting device 3 can be realized, so as to prevent the lifting device 3 from being excessively displaced and causing damage to other structures.
More in detail, in this embodiment the multistage sleeve assembly includes a plurality of sleeve parts 8 that are nested from inside to outside in proper order, and is located 8 upper portions of the sleeve part of inlayer and removes seat 4 lower fixed surface and be connected, is located 8 lower parts of the sleeve part of outermost and is connected with base 2 upper fixed surface. In order to avoid the adjacent sleeve members 8 from being separated when being stretched, the upper end edge of the outer side of each sleeve member 8 is provided with an upper limiting boss 81 extending towards one side of the center, the lower end edge of the outer side of each sleeve member 8 is provided with a lower limiting boss 82 extending back to one side of the center, the outer surface of each sleeve member 8 is provided with a circle of steel wire retaining ring 7 at a position close to the upper limiting boss 81, and the steel wire retaining ring 7 is used for supporting the sleeve members at all stages when the sleeve assembly is contracted, as shown in fig. 3-5; when the sleeve component rises, the upper limiting boss 81 of each sleeve part 8 is in contact with the lower limiting boss 82 of the sleeve part corresponding to the inner layer so as to prevent the adjacent sleeve part from falling off, and when the sleeve component contracts, the upper limiting boss 81 of each sleeve part 8 is in contact with the steel wire retainer ring 7 of the sleeve part 8 corresponding to the inner layer so as to support the sleeve part at the inner layer and prevent the sleeve part from falling off. And to avoid leakage of residual liquid through gaps between adjacent sleeve members 8, in this embodiment an annular seal is provided between adjacent nested sleeve members 8, which annular seal is located on the outer sidewall of the inner sleeve member 8 or the inner sidewall of the outer sleeve member 8.
It should be noted that in this embodiment, a pressing plate 9 is disposed at a fixed position between the lower portion of the sleeve member 8 located at the outermost layer and the upper surface of the base 2, and the pressing plate 9 is fixed on the upper surface of the base 2 and presses the lower limit boss 82 of the sleeve member 8 through the pressing plate 9.
Further, as shown in fig. 7, in this embodiment, the residual liquid collecting barrel 12 includes an annular barrel body and a liquid guiding pipeline 13, an upper end of the annular barrel body is fixedly connected to a lower end surface of the oil pipe 16 slip, a through hole for accommodating the oil pipe 16 is formed in a middle portion of the annular barrel body, one end of the liquid guiding pipeline 13 is communicated to a side wall of the annular barrel body, and the liquid guiding pipeline 13 is communicated with the through hole. When the interface of 16 hookup locations of oil pipe breaks off, remaining liquid such as remaining crude oil in the pipe, greasy dirt can sputter to the inner wall of sleeve 8, later remaining liquid flows down along the inner wall of sleeve 8, flow into in the raffinate collecting vessel 12 of below through the oil pipe 16 slips by sleeve 8, and collect through the interior catheter way 13 of raffinate collecting expert, the device has avoided remaining liquid to sputter around the well head, pollute the operational environment, also can collect residual liquid such as greasy dirt and crude oil simultaneously, it has both improved the oil well and has pressed the on-the-spot operational environment of operation in-process, avoid environmental pollution.
It should be noted that, in the present embodiment, an oil pipe encircling device 14 is further disposed inside the annular barrel body, the oil pipe encircling device 14 only encircles and supports the oil pipe 16 without clamping the oil pipe 16, the oil pipe 16 can still freely slide up and down in the oil pipe encircling device, and the oil pipe encircling device 14 is mainly used for centering the oil pipe 16 and dropping the residual liquid on the outer surface of the oil pipe 16 during the ascending process of the oil pipe 16.
The specific use process of telescopic raffinate collection device in this embodiment is:
firstly, a residual liquid collecting device main body 15 in a sleeve type residual liquid collecting device is fixed on a moving slip 17 together, in the embodiment, a groove is formed in a base 2 through a through hole, the base 2 and the moving slip 17 are fixed through bolts, a driving oil cylinder 1 is a power source of the device, a residual liquid collecting barrel 12 is always fixed at the lower end of a fixed slip 18 in a pressing operation process, an oil pipe 16 penetrates through a through hole in the middle of the residual liquid collecting barrel 12, and a gap for liquid circulation is formed between the through hole and the oil pipe 16.
When the shackle is completely disassembled in the operation under pressure, before the oil pipe 16 is pulled out, the driving oil cylinder 1 can push the lifting device 3 to ascend, so that the multi-stage sleeve assembly gradually covers the connection position of the oil pipe 16, and when the second sensor 52 at the upper end of the sensor mounting plate detects the detection pin shaft 6, the driving oil cylinder 1 stops moving, and at the moment, the multi-stage sleeve assembly is in an extending state and completely covers the connection position of the upper oil pipe 16 and the lower oil pipe 16.
At this moment, the oil pipe 16 positioned on the upper part is pulled up, residual liquid such as crude oil, oil stain and the like in the oil pipe 16 can be splashed around the inner wall of the multistage sleeve assembly, the residual liquid such as the crude oil, the oil stain and the like can flow into the residual liquid collecting barrel 12 below along the inner wall of the multistage sleeve assembly, one part of the residual liquid can flow into the operating oil well, and the other part of the residual liquid can be collected through the liquid guide pipeline 13, so that the residual liquid is prevented from being splashed around the well head, and the operating environment is prevented from being polluted.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention in any way, and it will be apparent to those skilled in the art that the above description of the present invention can be applied to various modifications, equivalent variations or modifications without departing from the spirit and scope of the present invention.
Claims (10)
1. A sleeve type residual liquid collecting device is used for collecting residual liquid in an oil pipe in operating equipment with pressure and is characterized by comprising a base, a moving seat, a driving oil cylinder, a lifting device, a multi-stage sleeve assembly and a residual liquid collecting barrel;
the base is arranged above a slip device of the pressurized operation equipment connected with the surface of the oil pipe, the moving seat is arranged above the base, the multi-stage sleeve assembly is arranged between the moving seat and the base, the upper end of the multi-stage sleeve assembly is fixedly connected with the lower surface of the moving seat, and the lower end of the multi-stage sleeve assembly is fixedly connected with the upper surface of the base; at least one group of lifting devices is arranged on the side of the multi-stage sleeve component, the lower parts of the lifting devices are fixedly connected to the upper surface of the base, and the upper parts of the lifting devices are fixedly connected to the lower surface of the movable base; the driving oil cylinder is fixed on the base, a driving shaft of the driving oil cylinder is connected with the lifting device, and the lifting device is driven to lift through the driving oil cylinder, so that the height of the multistage sleeve assembly is controlled.
2. The telescopic residual liquid collecting device according to claim 1, wherein the lifting device comprises two symmetrically arranged scissor fork mechanisms, each scissor fork mechanism comprises a plurality of cross connecting rod assemblies which are vertically connected in sequence, each cross connecting rod assembly comprises two cross connecting rods with equal length, the middle positions of the two cross connecting rods in the same cross connecting rod assembly are hinged with each other, the end part of each cross connecting rod is hinged with the end part of the cross connecting rod in the adjacent cross connecting rod assembly, the lower end part of each cross connecting rod in the cross connecting rod assembly positioned at the lowest end is hinged with one end of a first connecting rod, and the other end of the first connecting rod is hinged with the upper surface of the base; the upper end of each cross connecting rod in the cross connecting rod assembly at the uppermost end is hinged with one end of a second connecting rod, and the other end of the second connecting rod is hinged with the lower surface of the moving seat.
3. The telescopic residual liquid collecting device according to claim 2, wherein the hinged position of two cross connecting rods in the lowest cross connecting rod assembly is connected with the end of the driving shaft of the driving oil cylinder, the hinged position of the two cross connecting rods at the lowest end is driven to vertically ascend or descend by the telescopic action of the driving oil cylinder, so that the end of the two cross connecting rods at the lowest end is driven to move oppositely or oppositely, the end of the adjacent cross connecting rod is driven to move oppositely or oppositely, the telescopic stroke of the driving oil cylinder is amplified through the cross connecting rod assemblies, and the movable seat is driven to ascend or descend.
4. The telescopic residual liquid collecting device according to claim 2, wherein the hinged position of the two cross connecting rods in the uppermost cross connecting rod assembly is provided with a guide wheel, the lower surface of the movable seat is provided with a guide mounting block with a strip-shaped guide groove, the guide wheel is connected in a rolling manner along the length direction of the strip-shaped guide groove, and the lifting device is kept vertically stable during lifting through the cooperation of the guide wheel and the strip-shaped guide groove.
5. The telescopic residual liquid collecting device according to claim 2, wherein a sensor mounting plate is arranged on the upper surface of the base, a first sensor located at a low position and a second sensor located at a high position are vertically arranged on the sensor mounting plate, and the lifting action of the lifting device is controlled by the first sensor and the second sensor; and a detection pin shaft is arranged at the hinged position of two cross connecting rods in the cross connecting rod assembly at the lowest end in the lifting device, and the first sensor or the second sensor correspondingly outputs a control signal to control the start and stop of the telescopic action of the driving oil cylinder by detecting the movement of the pin shaft to the detection position of the first sensor or the second sensor.
6. A telescopic raffinate collecting device according to claim 1, in which the multi-stage cartridge assembly comprises a plurality of cartridge members nested one within the other, the upper part of the innermost cartridge member being fixedly connected to the lower surface of the movable base and the lower part of the outermost cartridge member being fixedly connected to the upper surface of the base.
7. The telescopic residual liquid collecting device according to claim 6, wherein the upper end edge of the outer side of said sleeve member is provided with an upper limit projection extending toward the center side, the lower end edge of the outer side of said sleeve member is provided with a lower limit projection extending away from the center side, and the outer surface of said sleeve member is provided with a ring of wire retainer rings at a position close to the upper limit projection, said wire retainer rings being used for supporting the sleeve members at each stage when the sleeve assembly is contracted; when the sleeve assembly rises, the upper limit boss of each sleeve part contacts with the lower limit boss of the sleeve part corresponding to the inner layer to avoid the adjacent sleeve part to fall off, and when the sleeve assembly contracts, the upper limit boss of each sleeve part contacts with the steel wire retainer ring of the sleeve part corresponding to the inner layer to support the inner layer sleeve part and avoid the sleeve part to fall off.
8. A telescopic raffinate collecting apparatus according to claim 7, wherein a pressure plate is provided at the lower portion of the outermost sleeve member at a position fixed to the upper surface of the base, said pressure plate being fixed to the upper surface of the base and being adapted to press against the lower limiting projection of the outermost sleeve member to fixedly connect the outermost sleeve member to the base.
9. A telescopic raffinate collecting apparatus according to claim 6, wherein an annular sealing ring is provided between adjacent nested sleeve members, said annular sealing ring being provided on the outer side wall of the inner sleeve member or the inner side wall of the outer sleeve member.
10. The telescopic raffinate collecting device according to claim 1, wherein the raffinate collecting barrel comprises an annular barrel and a liquid guiding pipeline, the annular barrel is disposed at a position below the base, a through hole for accommodating an oil pipe is formed in the middle of the annular barrel, an oil pipe surrounding device for centering the oil pipe is arranged in the through hole, one end of the liquid guiding pipeline is communicated with the side wall of the annular barrel, and the liquid guiding pipeline is communicated with the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211620909.8A CN115637949A (en) | 2022-12-16 | 2022-12-16 | Sleeve type residual liquid collecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211620909.8A CN115637949A (en) | 2022-12-16 | 2022-12-16 | Sleeve type residual liquid collecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115637949A true CN115637949A (en) | 2023-01-24 |
Family
ID=84948742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211620909.8A Pending CN115637949A (en) | 2022-12-16 | 2022-12-16 | Sleeve type residual liquid collecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115637949A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106285513A (en) * | 2016-10-10 | 2017-01-04 | 杨颖辉 | Workover rig intelligence with pressure removes guard system |
| CN206600151U (en) * | 2016-10-10 | 2017-10-31 | 杨颖辉 | Workover rig with pressure intelligently removes guard system |
| US20170314346A1 (en) * | 2014-10-27 | 2017-11-02 | Tong Ri Industrial Robot Co.,Ltd. | Automatic auxiliary workover rig |
| CN207658998U (en) * | 2017-09-29 | 2018-07-27 | 黑龙江农垦科技职业学院 | A kind of fork type elevator |
| CN212389281U (en) * | 2020-05-21 | 2021-01-22 | 廊坊景隆重工机械有限公司 | Operation machine with pressure |
| CN214570523U (en) * | 2021-03-22 | 2021-11-02 | 江苏和润智能装备有限公司 | Positioning telescopic base |
| CN214660058U (en) * | 2020-12-11 | 2021-11-09 | 廊坊景隆重工机械有限公司 | Sleeve type splash guard |
-
2022
- 2022-12-16 CN CN202211620909.8A patent/CN115637949A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170314346A1 (en) * | 2014-10-27 | 2017-11-02 | Tong Ri Industrial Robot Co.,Ltd. | Automatic auxiliary workover rig |
| CN106285513A (en) * | 2016-10-10 | 2017-01-04 | 杨颖辉 | Workover rig intelligence with pressure removes guard system |
| CN206600151U (en) * | 2016-10-10 | 2017-10-31 | 杨颖辉 | Workover rig with pressure intelligently removes guard system |
| CN207658998U (en) * | 2017-09-29 | 2018-07-27 | 黑龙江农垦科技职业学院 | A kind of fork type elevator |
| CN212389281U (en) * | 2020-05-21 | 2021-01-22 | 廊坊景隆重工机械有限公司 | Operation machine with pressure |
| CN214660058U (en) * | 2020-12-11 | 2021-11-09 | 廊坊景隆重工机械有限公司 | Sleeve type splash guard |
| CN214570523U (en) * | 2021-03-22 | 2021-11-02 | 江苏和润智能装备有限公司 | Positioning telescopic base |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2696010B1 (en) | An underwater lifting platform for a pool | |
| JP4976303B2 (en) | Chromatography column | |
| RU2577440C2 (en) | Autohoist | |
| US5860491A (en) | Hydraulic lift system and method for retrofitting | |
| US4305461A (en) | Well pumping apparatus | |
| CN115637949A (en) | Sleeve type residual liquid collecting device | |
| CN101898737A (en) | Extension sleeve type elevator and automobile maintenance elevator | |
| CN214660058U (en) | Sleeve type splash guard | |
| CN211565967U (en) | Side-moving settling table for drill floor surface manipulator | |
| EP2444358B1 (en) | Lift for motorbikes and quads | |
| US4452340A (en) | Multi-stage vehicle hoist | |
| CN217585477U (en) | Double-tube-plate environment-friendly supporting and limiting mechanism for heat exchanger | |
| CN210850869U (en) | External protection device for chip silicon production | |
| JPS6317989Y2 (en) | ||
| US4238004A (en) | Hidden chain assembly for lift truck mast | |
| CN215847763U (en) | Lifting tire rotating auxiliary tool for lengthening steel pipe | |
| US4310072A (en) | Fluid line coupling for fluid actuated extensible structure | |
| CN113649736A (en) | Automatic rotating equipment suitable for welding different cylinder diameters and tracks of concrete mixer truck | |
| CN208135801U (en) | A kind of hoistable platform of GRP pipe continuous winding equipment | |
| CN220967051U (en) | Hydraulic juicer | |
| CN217651633U (en) | Pushing device for arch bridge steel beam structure construction | |
| CN220971377U (en) | Integral valve body rubber replacing device | |
| CN217900501U (en) | Feeding device | |
| CN215742265U (en) | Filter element replacing device of high-pressure filter | |
| KR920008163B1 (en) | Hydraulic lifting device for press |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 065300 Langfang City, Hebei Province, Dachang Chao Bai River Industrial Area Applicant after: Hebei Jinglong Intelligent Equipment Co.,Ltd. Address before: 065300 Langfang City, Hebei Province, Dachang Chao Bai River Industrial Area Applicant before: LANGFANG JINGLONG HEAVY MACHINERY Co.,Ltd. |