CN210483572U - Wellhead hoisting device - Google Patents
Wellhead hoisting device Download PDFInfo
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- CN210483572U CN210483572U CN201921061049.2U CN201921061049U CN210483572U CN 210483572 U CN210483572 U CN 210483572U CN 201921061049 U CN201921061049 U CN 201921061049U CN 210483572 U CN210483572 U CN 210483572U
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Abstract
The utility model provides a well head hoist device. The utility model discloses well head hoist device, include: the device comprises a first operating platform and a hoisting assembly; the first operating platform is provided with a blowout prevention pipe mounting opening; hoist and mount subassembly includes: mount, pulley and rope, the bottom mounting of mount is on first operation platform, and the pulley is rotationally installed on the top of mount, and the one end of rope is used for applying the effort, and the pulley is walked around to the other end of rope for be connected with the instrument cluster. The utility model discloses well head hoist device through set up hoist device on first operation platform, utilizes rope and pulley to carry and draws or transfer the tool string, realizes tearing open fast of short and small heavy tool string of entering well such as test, well testing and paraffin removal, when reducing intensity of labour, reduces safe risk, realizes safe efficient construction operation.
Description
Technical Field
The utility model relates to a petroleum machinery technical field especially relates to a well head hoist device.
Background
In the process of developing the oil and gas field, corresponding measures are needed to be taken to carry out paraffin removal, testing, well testing and other work on a shaft and a stratum so as to ensure that the shaft is smooth, obtain important data such as stratum and production parameters and the like, guarantee normal production of the oil and gas field, guide the next production adjustment of the oil and gas field and the like.
At present, the handling of the well entering tool mainly depends on a large crane and manpower, namely: when the well entering tool is long and heavy, a large crane is generally adopted for operation, and the tool is assembled and carried; when the tool for entering the well is short and light, for example, short and heavy tool strings such as a test tool, a well test tool, a wax removal field weighting rod, a wax scraper, a pressure gauge and the like, the large crane operation increases the operation cost, so that the large manual carrying mode is adopted to carry the tools from the test platform to the ground one by one.
The manual carrying of short and heavy operation tool strings is adopted, so that the working intensity is high, the operation efficiency is low, the safety is low, and particularly, in a place with high hydrogen sulfide content, operators need to wear a positive pressure respirator for operation, so that the labor intensity and the insecurity are increased in the carrying process.
SUMMERY OF THE UTILITY MODEL
The utility model provides a well head hoist device to solve the present heavy operation tool cluster that adopts short and small of manual handling, not only intensity of work is big, the operating efficiency is low, and the security is low, really in the place of high sulfur hydrogen sulfide very much, the operation personnel need wear the positive pressure respirator operation, make handling increase intensity of labour and insecurity's technical problem.
The utility model provides a well head hoist device, it includes: the device comprises a first operating platform and a hoisting assembly; the first operating platform is provided with a blowout prevention pipe mounting opening; the hoist and mount subassembly includes: mount, pulley and rope, the bottom mounting of mount is in on the first operation platform, the top of mount is rotationally installed the pulley, the one end of rope is used for applying the effort, the other end of rope is walked around the pulley for be connected with the instrument cluster.
The wellhead hoisting device comprises a rope, a tool string and a connecting male buckle, wherein the connecting male buckle is arranged on the tool string and is used for connecting the tool string with the connecting female buckle; the connecting female buckle is provided with a clamping groove; the wellhead hoisting device further comprises calipers, one ends of the calipers are connected with the clamping grooves in a clamped mode, and the other ends of the calipers are used for being abutted to the upper end ports of the blowout prevention pipes.
The wellhead hoisting device comprises a connecting box, wherein the connecting box comprises a body, and clamping grooves are respectively formed in the opposite side surfaces of the body; calliper includes first joint arm, second joint arm and the setting that relative interval set up first joint arm with linking arm between the second joint arm, first joint arm and one of them draw-in groove joint, second joint arm and another one draw-in groove joint.
The wellhead hoisting device comprises a supporting seat and a mounting seat, wherein one end of the supporting seat is connected with the first operating platform, the other end of the supporting seat is connected with the mounting seat, and the pulley is rotatably mounted on the mounting seat.
The wellhead hoisting device comprises a mounting seat, a supporting seat and a hoisting device, wherein the mounting seat comprises a first mounting arm, a second mounting arm and a fixing arm, the first mounting arm and the second mounting arm are arranged at opposite intervals, the fixing arm is connected with the first mounting arm and the second mounting arm, the fixing arm is fixedly connected with the supporting seat, the first mounting arm is provided with a first mounting hole, and the second mounting arm is provided with a second mounting hole which is coaxial with the first mounting hole; the mounting seat further comprises a rotating shaft, and the rotating shaft sequentially penetrates through the first mounting hole, the mounting hole of the pulley and the second mounting hole.
The wellhead hoisting device comprises a first operating platform, a second operating platform and a hoisting device, wherein the first operating platform comprises an escalator, a first supporting plate and a guardrail arranged around the edge of the top surface of the first supporting plate; the top end of the escalator is connected with the first supporting plate.
The wellhead hoisting device comprises a hoisting assembly, wherein the hoisting assembly further comprises a winding device, and one end of the rope is connected with the winding device so as to lift or lower the tool string.
The wellhead hoisting device further comprises a second operating platform, wherein the second operating platform is arranged below the first operating platform, and the second operating platform is provided with a Christmas tree mounting port.
The wellhead hoisting device comprises a first operating platform, a second operating platform and a hoisting device, wherein the first operating platform comprises a first support plate and a support frame arranged on the bottom surface of the first support plate, and the support frame comprises a plurality of support legs; the supporting legs are arranged at the edge of the bottom surface of the second supporting plate at intervals.
The wellhead hoisting device further comprises a stabilizing frame, wherein the stabilizing frame comprises a plurality of connecting rods, one ends of the connecting rods are connected with the first operating platform, and the other ends of the connecting rods are connected with the second supporting plate; the connecting rods are arranged at the edge of the top surface of the second supporting plate at intervals.
The utility model discloses well head hoist device through set up hoist device on first operation platform, utilizes rope and pulley to carry and draws or transfer the instrument cluster, realizes tearing open fast of entering well instrument cluster such as test, well testing and paraffin removal, when reducing intensity of labour, reduces safe risk, realizes safe efficient construction operation.
Drawings
The above and other objects, features and advantages of the embodiments of the present invention will become more readily understood from the following detailed description with reference to the accompanying drawings. Embodiments of the invention will be described, by way of example and not by way of limitation, in the accompanying drawings, in which:
fig. 1 is a schematic structural diagram of a wellhead hoisting device provided by an embodiment of the present invention;
fig. 2 is a schematic structural view of a wellhead hoisting device provided by an embodiment of the present invention in use;
fig. 3 is a schematic structural diagram of a hoisting assembly of the wellhead hoisting device provided by the embodiment of the present invention;
fig. 4 is a schematic structural diagram of a connector link assembly of the wellhead hoisting device provided by the embodiment of the present invention;
fig. 5 is a schematic structural diagram of calipers of the wellhead hoisting device provided by the embodiment of the present invention;
fig. 6 is a top view of the calipers butt joint of the wellhead hoisting device provided by the embodiment of the present invention at the upper port of the lubricator.
Description of reference numerals:
100: a first operating platform; 110: a first support plate; 120: a guardrail; 130: an escalator;
200: hoisting the assembly; 210: a fixed mount; 220: a pulley; 230: a rope;
300: a connecting buckle assembly; 310: connecting the female buckle; 311: a card slot; 312: a body; 320: connecting a male buckle;
400: a caliper; 410: a first clamping arm; 420: a second clamping arm; 430: a connecting arm;
500: a second operating platform; 510: a second support plate; 520: supporting legs;
600: a connecting rod;
1: a Christmas tree; 2: an oil pipe; 3: a sleeve; 4: a test vehicle; 5: lubricators.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
Fig. 1 is a schematic structural diagram of a wellhead hoisting device provided by an embodiment of the present invention; fig. 2 is a schematic structural view of a wellhead hoisting device provided by an embodiment of the present invention in use; fig. 3 is a schematic structural diagram of a hoisting assembly of the wellhead hoisting device provided by the embodiment of the present invention; fig. 4 is a schematic structural diagram of a connector link assembly of the wellhead hoisting device provided by the embodiment of the present invention; fig. 5 is a schematic structural diagram of calipers of the wellhead hoisting device provided by the embodiment of the present invention; fig. 6 is a top view of the calipers butt joint of the wellhead hoisting device provided by the embodiment of the present invention at the upper port of the lubricator.
Referring to fig. 1 to 6, the embodiment of the utility model provides a well head hoist device, it includes: a first operating platform 100 and a hoisting assembly 200; the first operation platform 100 is provided with a lubricator mounting port (not shown in the drawings); the hoist assembly 200 includes: the tool string comprises a fixing frame 210, a pulley 220 and a rope 230, wherein the bottom end of the fixing frame 210 is fixed on the first operating platform 100, the pulley 220 is rotatably mounted at the top end of the fixing frame 210, one end of the rope 230 is used for applying force, and the other end of the rope 230 passes around the pulley 220 for connecting with a tool string (not shown).
Specifically, the first operation platform 100 is used for mounting or dismounting a tool string, and the first operation platform 100 may be a circular operation platform, and the first operation platform 100 may also be a square operation platform, which is not limited herein. Be provided with the lubricator installing port on first operation platform 100 for the installation lubricator to make the lubricator pass first operation platform 100, make things convenient for tool strings such as operation personnel installation and dismantlement test, paraffin removal.
As a preferred embodiment, the first operation platform 100 includes a first support plate 110 and a guard rail 120 enclosing the top edge of the first support plate 110.
Wherein, the lubricator mounting port sets up on first backup pad 110, and lubricator mounting port runs through the thickness of first backup pad 110. The lubricator mounting hole may be formed at any position of the first support plate 110, and preferably, the lubricator mounting hole is formed at a middle position of the first support plate 110. The lubricator mounting port may be a circular hole, an elliptical hole, a polygonal hole, an irregularly shaped hole, or the like, and preferably, the lubricator mounting port is a circular hole conforming to the shape of the lubricator. The first support plate 110 may be a flat plate structure, which may be a circular plate, an elliptical plate, a polygonal plate, an irregular-shaped plate, or the like. Preferably, the first support plate 110 is a square plate. The first supporting plate 110 may further include a plurality of supporting beams connected to form a supporting frame structure, and a thin plate structure fixed on the top surface of the supporting frame to ensure sufficient strength for supporting the tester and the testing instrument, and the thin plate may reduce the total weight of the supporting plate.
The guardrail 120 may include a plurality of railings, for example, referring to fig. 1 and 2, a vertical railing is disposed at each of four corners of the top surface of the square first support plate 110, and a railing is connected between two adjacent vertical railings to form the guardrail. Of course, the guard rail 120 may have other structures, and the embodiment of the present invention is not limited herein.
Further, the first operation platform 100 may further include a first support frame (not shown) disposed on a bottom surface of the first support plate 110 for supporting the first support plate 110. Alternatively, the first support frame may include a plurality of first support rods, the plurality of first support rods are spaced apart from one another and disposed at an edge of the bottom surface of the first support plate 100, and the plurality of first support rods are detachably connected to the first support plate 100.
Further, the first operation platform 100 provided in this embodiment further includes an escalator 130, and the top end of the escalator 130 is connected to the first supporting plate 110. Specifically, the top end of the escalator 130 is connected to the first support plate 110, and the bottom end of the escalator 130 may be fixed on the ground, or the bottom end of the escalator 130 is fixedly connected to the second operation platform. Optionally, the top end of the escalator 130 is screwed, clamped, etc. with the first supporting plate 110, which is not limited by the embodiment of the present invention. The stairs 130 may be disposed at any position of the first support plate 110. In order to improve the safety of the worker for getting on and off the first supporting plate 110, handrails may be further installed at both sides of the escalator 130.
With continued reference to fig. 3, the hoist assembly 200 is used to raise or lower a tool string and includes a mount 210, a pulley 220, and a rope 230. Wherein, the bottom end of the fixing frame 210 is fixed on the first operation platform 100, for example, the bottom end of the fixing frame 210 is fixed on the first supporting plate 110, or the bottom end of the fixing frame 210 is fixed on the guardrail 120. The top end of the fixing frame 210 is provided with a mounting seat for mounting the pulley 220 so that the pulley 220 can rotate.
The rope 230 may be a wire rope, a chain, etc., and the embodiments of the present invention are not limited herein. One end of the cord 230 is used to apply a force, e.g., one end of the cord 230 is connected to a winding device to pull or lower a tool string; alternatively, the operator pulls directly on the line 230 to pull or lower the tool string. The other end of the cable 230 is routed over the pulley 220 for connection to a tool string (not shown).
The embodiment of the utility model provides a well head hoist device, through set up hoist device on first operation platform, utilize rope and pulley to carry and draw or transfer the tool string, realize tearing open fast to entering well tool strings such as test, well testing and paraffin removal, when reducing intensity of labour, reduce safe risk, realize safe efficient construction operation.
On the basis of the above embodiment, referring to fig. 1 to 4, the other end of the rope 230 is provided with a connecting female buckle 310, and the connecting female buckle 310 is used for being connected with a connecting male buckle 320 arranged on the tool string; the connecting box 310 is provided with a clamping groove 311; the wellhead hoisting device further comprises a caliper 400, one end of the caliper 400 is clamped with the clamping groove 311, and the other end of the caliper 400 is used for being abutted to the upper port of the blowout preventer.
Specifically, the embodiment of the utility model provides a well head hoist device is applied to and adopts the same connector link subassembly 300 to connect between each instrument. For example, referring to fig. 4, the connection buckle assembly 300 includes a connection female buckle 310 and a connection male buckle 320, and the connection between the well entry tools such as testing, well testing and paraffin removal uses the connection female buckle 310 and the connection male buckle 320, that is, the top end of the upper tool is provided with the connection male buckle 320 for connecting with the connection wood mouth 310 arranged at the other end of the rope 230, the bottom end of the upper tool is provided with the connection female buckle 310, and the top end of the lower tool adjacent thereto is provided with the connection male buckle 320 for connection.
Continuing to refer to fig. 4, connect box 310 and be provided with draw-in groove 311, behind calliper 400 and the draw-in groove 311 joint, its upper port butt with the lubricator for the tool string can not fall, makes things convenient for next step extracting tool string.
Further, the connecting box 310 includes a body 312, and opposite side surfaces of the body 312 are respectively provided with a slot 311. The body 312 may be a square block, two opposite side surfaces of the square block are respectively provided with a clamping groove 311, and the clamping groove 311 is preferably a square groove. The bottom surface of the square block is provided with a clamping groove 311 which is clamped with the connecting male buckle 320. Of course, the body 312 may also be a structure with other shapes, which is not limited in the embodiment of the present invention.
Referring to fig. 5 and 6, the caliper 400 includes a first clamping arm 410, a second clamping arm 420 and a connecting arm 430 disposed between the first clamping arm 410 and the second clamping arm 420, the first clamping arm 410 is clamped with one of the clamping grooves 311, and the second clamping arm 420 is clamped with the other clamping groove 311. Caliper 400 forms H type structure, and its first joint arm 410 wears to establish in one of them draw-in groove 311, and second joint arm 420 wears to establish in another draw-in groove 311, and the bottom surface and the lubricator upper port butt of first joint arm 410 and second joint arm 420 prevent that the instrument from falling down. Both ends of the connecting arm 430 are fixedly connected to the first and second catching arms 410 and 420, respectively. To reduce the weight of the caliper 400, the connecting arm 430 may also be provided with lightening holes.
The fixing frame 210 has many structural forms, for example, the fixing frame 210 may include an upright rod and a cross rod, wherein the bottom end of the upright rod is fixed on the guardrail 120, the other end of the upright rod is fixedly connected with the cross rod, and the cross rod is provided with a mounting seat for mounting the pulley 220.
For another example, the fixing frame 210 includes a supporting base (not shown) and a mounting base (not shown), wherein one end of the supporting base is connected to the first operating platform 100, the other end of the supporting base is connected to the mounting base, and the mounting base is rotatably mounted with a pulley 220.
The supporting base can include a supporting upright and a reinforcing rod, and the supporting upright is vertically arranged on the first supporting plate 110; one end and the supporting force pole fixed connection of stiffener, the other end and the first backup pad 110 fixed connection of first operation platform 100 of stiffener to, the stiffener forms preset angle with the support pole setting. The stiffener can be provided in plurality, and the circumference interval along supporting the pole setting sets up.
The mounting seat comprises a first mounting arm, a second mounting arm and a fixing arm, wherein the first mounting arm and the second mounting arm are arranged at intervals oppositely, the fixing arm is connected with the first mounting arm and the second mounting arm, the fixing arm is fixedly connected with the supporting seat, the first mounting arm is provided with a first mounting hole, and the second mounting arm is provided with a second mounting hole which is coaxial with the first mounting hole; the mounting base further comprises a rotating shaft, and the rotating shaft sequentially penetrates through the first mounting hole, the mounting hole of the pulley and the second mounting hole, so that the pulley 220 is rotatably mounted on the fixing frame 210.
Of course, in order to reduce the working strength, the embodiment of the present invention provides that the hoisting assembly 200 further includes a winding device (not shown), and one end of the rope 230 is connected to the winding device to lift or lower the tool string. The winding device includes a fixing base fixed on the first support plate 110, a roller rotatably mounted on the fixing base, and a handle fixed at one end of the roller. One end of the string 230 is fixed to the drum, and the handle is shaken so that the string 230 is wound around the drum to lift the tool string; alternatively, the cord 230 is wound off the drum, and a tool string is set down.
Referring to fig. 1 and fig. 2, the following detailed description shows a using process of a wellhead hoisting assembly provided by an embodiment of the present invention:
in the oil extraction process, the sleeve 3 is sleeved on the outer side of the oil pipe 2, and the top end of the oil pipe 2 is provided with the Christmas tree 1. When testing the oil well, the testing equipment is connected to the test carriage 4. After the test is completed, the test tool string needs to be disassembled. After the tool string is lifted to the wellhead test valve of the Christmas tree 1, the disassembly work of the tool string is started after the pressure relief work is completed. After the tool string connected by the connector assembly 300 is aligned to the clamping groove 311 and clamped by the caliper 400, the tool string is located at the upper port of the lubricator 5, and after the rope fall is removed, the connecting female buckle 310 of the rope 230 of the hoisting assembly 200 is connected with the connecting male buckle 320 at the top end of the tool string, so that the connection between the rope 230 and the tool string is realized. The tool string can be lifted by manually pulling the cord 230. When the first section of the tool string is exposed out of the upper port of the lubricator 5, the tool string is fixed to the upper port of the lubricator 5 by the caliper 400 again, the exposed tool string is detached, the rope 230 is lowered, and the tool string can be conveyed to the ground. Operation more than repeated, alright light dismantle whole tool string, transfer to ground, need not constructor upper and lower staircase transport tool string, reduced intensity of labour, reduce the safety risk.
With continued reference to fig. 1 and 2, an embodiment of the present invention provides a wellhead hoisting device, which further includes a second operation platform 500, the second operation platform 500 is disposed below the first operation platform 100, and the second operation platform 500 is provided with a christmas tree mounting port (not shown in the drawings).
The embodiment of the utility model provides a well head hoist device sets up second operation platform 500 in the below of first operation platform 100 to the realization is to the operation of various valves on the production tree 1.
Further, the second operation platform 500 includes a second support plate 510 and a support frame disposed on a bottom surface of the second support plate 510, the support frame including a plurality of support legs 520; a plurality of support legs 520 are spaced apart from each other at the bottom edge of the second support plate 510.
The second support plate 510 may be a flat plate structure, which may be a circular plate, an elliptical plate, a polygonal plate, or an irregularly shaped plate, etc. The second support plate 510 may be a steel plate, an iron plate, an aluminum alloy plate, or the like. To reduce the weight of the second support plate 510, the second support plate 510 is preferably a plate of aluminum alloy or other lightweight material. The second supporting plate 510 may further include a plurality of supporting beams connected to form a supporting frame structure, and a thin plate structure fixed on the top surface of the supporting frame to ensure sufficient strength for supporting the tester and the testing instrument, and the thin plate may reduce the total weight of the supporting plate.
The support legs 520 may be provided in plural numbers, such as two, three, four, etc., and the support legs 520 may be provided in various manners, for example, when the second support plate 510 is a circular plate, the plurality of support legs 520 may be provided at intervals in a circumferential direction of the circular plate; when the second support plate 510 is an elliptical plate, the plurality of support legs 520 may be disposed at intervals along a long axis direction of the elliptical plate; when the second support plate 510 is a square plate, the plurality of support legs 520 may be disposed at intervals in the length direction of the square plate, or the plurality of support legs 520 may be disposed at intervals in the length direction and the width direction of the square plate, respectively, and arranged in a matrix form. Of course, a plurality of supporting legs can also be other setting modes, and the embodiment of the utility model is not limited here.
Different numbers of support legs 520 may be arranged differently, for example, when the support frame includes two support bodies 1520, two support legs 520 may be spaced apart at both ends of the second support plate 510; for another example, when the support frame includes three support legs 520, the three support legs 520 may be spaced apart along the length direction of the second support plate 510, the three support legs 520 are in a straight line, or the three support legs 520 are arranged to form a triangle; alternatively, when the support frame includes four support legs 520, the four support legs 520 may be arranged to form a quadrangle.
Alternatively, the second support plate 510 is a quadrangular plate, and the support frame includes four support legs 520, and the four support legs 520 are respectively disposed at four corners of the bottom surface of the quadrangular plate.
Further, the wellhead hoisting device provided by the embodiment of the present invention further comprises a stabilizer frame, the stabilizer frame comprises a plurality of connecting rods 600, one end of each connecting rod 600 is connected to the first operating platform 100, and the other end of each connecting rod 600 is connected to the second supporting plate 510; a plurality of coupling bars 600 are spaced apart from each other at the top edge of the second support plate 510. For example, referring to fig. 1 and 2, the stabilizer may include four connecting rods 600, the four connecting rods 600 being located at four corners of the square second support plate 510, respectively.
It should be noted that, in the embodiment of the present invention, the directional words "upper" and "top" refer to the end away from the ground surface and facing upward, and the directional words "lower" and "bottom" refer to the end close to the ground surface.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description above, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A wellhead lifting device, comprising: the device comprises a first operating platform and a hoisting assembly;
the first operating platform is provided with a blowout prevention pipe mounting opening;
the hoist and mount subassembly includes: mount, pulley and rope, the bottom mounting of mount is in on the first operation platform, the top of mount is rotationally installed the pulley, the one end of rope is used for applying the effort, the other end of rope is walked around the pulley for be connected with the instrument cluster.
2. The wellhead hoisting device according to claim 1, wherein the other end of the rope is provided with a female connection button for connecting with a male connection button arranged on the tool string;
the connecting female buckle is provided with a clamping groove;
the wellhead hoisting device further comprises calipers, one ends of the calipers are connected with the clamping grooves in a clamped mode, and the other ends of the calipers are used for being abutted to the upper end ports of the blowout prevention pipes.
3. The wellhead hoisting device according to claim 2, wherein the connecting box comprises a body, and clamping grooves are respectively arranged on opposite side surfaces of the body;
calliper includes first joint arm, second joint arm and the setting that relative interval set up first joint arm with linking arm between the second joint arm, first joint arm and one of them draw-in groove joint, second joint arm and another one draw-in groove joint.
4. The wellhead hoisting device according to claim 1, wherein the fixing frame comprises a supporting seat and a mounting seat, one end of the supporting seat is connected with the first operating platform, the other end of the supporting seat is connected with the mounting seat, and the pulley is rotatably mounted on the mounting seat.
5. The wellhead hoisting device according to claim 4, wherein the mounting seat comprises a first mounting arm, a second mounting arm and a fixing arm connecting the first mounting arm and the second mounting arm which are arranged at intervals, the fixing arm is fixedly connected with the supporting seat, the first mounting arm is provided with a first mounting hole, and the second mounting arm is provided with a second mounting hole which is coaxial with the first mounting hole;
the mounting seat further comprises a rotating shaft, and the rotating shaft sequentially penetrates through the first mounting hole, the mounting hole of the pulley and the second mounting hole.
6. The wellhead hoisting device according to claim 1, wherein the first operating platform comprises an escalator, a first support plate and a guardrail surrounding the top surface edge of the first support plate;
the top end of the escalator is connected with the first supporting plate.
7. A wellhead lifting device according to any of claims 1 to 6, characterised in that the lifting assembly further comprises a spooling apparatus to which one end of the line is connected to pull or lower the tool string.
8. A wellhead lifting device according to any of claims 1 to 6, characterized in that it further comprises a second operating platform, which is arranged below the first operating platform and which is provided with a Christmas tree mounting opening.
9. The wellhead hoisting device according to claim 8, wherein the second operating platform comprises a second support plate and a support frame arranged on the bottom surface of the second support plate, and the support frame comprises a plurality of support legs; the supporting legs are arranged at the edge of the bottom surface of the second supporting plate at intervals.
10. The wellhead hoisting device according to claim 9, further comprising a stabilizer frame, wherein the stabilizer frame comprises a plurality of connecting rods, one ends of the connecting rods are connected with the first operating platform, and the other ends of the connecting rods are connected with the second support plate; the connecting rods are arranged at the edge of the top surface of the second supporting plate at intervals.
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CN201921061049.2U CN210483572U (en) | 2019-07-09 | 2019-07-09 | Wellhead hoisting device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113955661A (en) * | 2020-07-21 | 2022-01-21 | 中国石油化工股份有限公司 | Wellhead hoisting device |
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2019
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113955661A (en) * | 2020-07-21 | 2022-01-21 | 中国石油化工股份有限公司 | Wellhead hoisting device |
CN113955661B (en) * | 2020-07-21 | 2023-10-10 | 中国石油化工股份有限公司 | Wellhead hoisting device |
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