CN204851201U - Well head connecting device and notes vapour device and apparatus for producing - Google Patents
Well head connecting device and notes vapour device and apparatus for producing Download PDFInfo
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- CN204851201U CN204851201U CN201520519017.8U CN201520519017U CN204851201U CN 204851201 U CN204851201 U CN 204851201U CN 201520519017 U CN201520519017 U CN 201520519017U CN 204851201 U CN204851201 U CN 204851201U
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Abstract
(B, ) the utility model relates to a SAGD oil production device technical field, a well head connecting device and notes vapour device and apparatus for producing, it includes oil pipe head and cross, the oil pipe head is in the same place according to preface fixed mounting with cross top -down, it is overhead from a left side and the right side distributes according to the preface that have a left side of vertically lining up to hang the passageway and the right side hangs the passageway at oil pipe, hanging passageway inside seal fixed mounting on a left side has person in charge's hanger, hanging passageway inside seal fixed mounting on the right side has the looped pipeline hanger, with be responsible for the overhead radial fixed mounting of oil pipe that the hanger left part outside corresponds and have and be no less than one left jackscrew sealing mechanism. The utility model has the advantages of reasonable and compact structure, convenient to use, it is at the oil recovery in -process, and well head connecting device, a left side hang the setting that passageway and the right side hung the passageway and are convenient for carry out the maintenance in later stage to the oil pipe in the well and other oil production equipments, simultaneously, the utility model discloses can satisfy the requirement of pressing the operation in the area. (B, )
Description
Technical field
the utility model relates to SAGD extracting device of oil technical field, is a kind of wellhead connection device and gas filling device and process units.
Background technology
along with the large-scale promotion application of SAGD production technology in Xinjiang Oilfield super heavy oil development field, injection-production well mouth device is as the main well control equipment controlling steam injection and oil recovery process, and its reliability and stability directly determine SAGD steam injection and oil recovery efficiency.In view of the particularity of injection-production well operating mode, its wellhead assembly must can adapt to working condition requirement that is long-term and that be on active service continuously under high-temperature high-pressure state on the one hand, its structure should be able to meet the requirement of Operating Pressure on the other hand, to avoid the injury that kill job and kill job cause to vapor chamber to greatest extent, although active service injection-production well mouth device meets the instructions for use in exploitation early stage to a certain extent, but along with the change of the deep and working condition developed, the links such as the stuctures and properties of this kind of wellhead assembly can not meet the requirement of Operating Pressure in the application, increase the difficulty of later maintenance oil pipe and other oil production equipment, reduce the applicability of injection-production well mouth device, stability and reliability.
Summary of the invention
the utility model provides a kind of wellhead connection device and gas filling device and process units, overcome the deficiency of above-mentioned prior art, it effectively can solve the large problem of the difficulty of later maintenance oil pipe that existing injection-production well mouth device exists in actual use and other oil production equipment.
one of the technical solution of the utility model is realized by following measures: a kind of wellhead connection device, comprise tubing head and four-way, tubing head and four-way are sequentially fixedly installed togather from top to bottom, on tubing head, from a left side, the right side is sequentially distributed with longitudinally through left suspension passage and right suspension passage, in left suspension passage, sealing is installed with supervisor's hanger, in right suspension passage, sealing is installed with looped pipeline hanger, on the tubing head corresponding with outside supervisor's hanger left part, radial direction is installed with the left jackscrew sealing mechanism being no less than, left jackscrew sealing mechanism can prevent supervisor's hanger from moving up and down in left suspension passage, on the tubing head corresponding with outside looped pipeline hanger right part, radial direction is installed with the right jackscrew sealing mechanism being no less than, right jackscrew sealing mechanism can prevent looped pipeline hanger from moving up and down in right suspension passage.
here is the further optimization and/or improvements to one of above-mentioned utility model technical scheme:
the left radial hole that the above-mentioned tubing head corresponding with outside supervisor's hanger left part has at least one corresponding with left jackscrew sealing mechanism, left radial hole is interior narrow outer wide left radial hole, left jackscrew sealing mechanism comprises left jackscrew, left airtight and watertight padding and left mounting head, the inner of left mounting head and the outer end of left jackscrew are fixedly installed togather, left jackscrew and left mounting head from-inner-to-outer are fixedly mounted in left radial hole, left positioning ring groove is had outside supervisor's hanger corresponding with left radial hole, the inner of left jackscrew holds out against in left positioning ring groove, left airtight and watertight padding is fixed with between outside left jackscrew and in the middle part of left radial hole, or/and, the tubing head corresponding with outside looped pipeline hanger right part has at least one right radial hole corresponding with right jackscrew sealing mechanism, right radial hole is interior narrow outer wide right radial hole, right jackscrew sealing mechanism comprises right jackscrew, right airtight and watertight padding and right mounting head, the inner of right mounting head and the outer end of right jackscrew are fixedly installed togather, right jackscrew and right mounting head from-inner-to-outer are fixedly mounted in right radial hole, right positioning ring groove is had outside the looped pipeline hanger corresponding with right radial hole, the inner of right jackscrew holds out against in right positioning ring groove, right airtight and watertight padding is fixed with between outside right jackscrew and in the middle part of right radial hole.
left limit boss is fixed with inside tubing head in left suspension passage below above-mentioned left jackscrew sealing mechanism, the left taper land in interior lower outside surface thereof is had in left limit boss upper end, left metal baffle ring is installed with outside supervisor's hanger below left jackscrew sealing mechanism, left fixing lug boss is fixed with outside supervisor's hanger above left taper land, outside supervisor's hanger between left fixing lug boss and left metal baffle ring, be filled with a sealing ring and metallic packing ring are installed, outside and the left taper land of metallic packing ring are fitted together, sealing ring below left jackscrew sealing mechanism outside the supervisor's hanger above the ring that is filled with a sealing together with being installed with between inside tubing head and being no less than, or/and, right limit boss is fixed with inside tubing head in right suspension passage below right jackscrew sealing mechanism, the right taper land in interior lower outside surface thereof is had in right limit boss upper end, right metal baffle ring is installed with outside supervisor's hanger below right jackscrew sealing mechanism, right fixing lug boss is fixed with outside looped pipeline hanger above right taper land, be provided be filled with a sealing ring and metallic packing ring outside supervisor's hanger between right fixing lug boss and right metal baffle ring, outside and the right taper land of metallic packing ring are fitted together.
the sealing metal steel ring together with being no less than is equipped with in above-mentioned tubing head and Dingan County between four-way, is installed with left gate valve and right gate valve respectively at the left end of four-way and right-hand member.
two of the technical solution of the utility model is realized by following measures: a kind of gas filling device, comprise reduced flange, master control gate valve, supervisor's threeway, looped pipeline gate valve, looped pipeline threeway and wellhead connection device, reduced flange is corresponding up and down with supervisor's hanger, looped pipeline gate valve is corresponding up and down with looped pipeline hanger, reduced flange lower end and tubing head left part upper end seal and are fixedly installed togather, looped pipeline gate valve lower end and tubing head right part upper end seal and are fixedly installed togather, reduced flange, master control gate valve and supervisor's threeway are sequentially fixedly installed togather from bottom to top, looped pipeline gate valve and looped pipeline threeway are sequentially fixedly installed togather from bottom to top, the first gate valve is installed with at the left end of supervisor's threeway, the second gate valve is installed with at the right-hand member of looped pipeline threeway.
here is the further optimization and/or improvements to above-mentioned utility model technical scheme two:
the left radial hole that the above-mentioned tubing head corresponding with outside supervisor's hanger left part has at least one corresponding with left jackscrew sealing mechanism, left radial hole is interior narrow outer wide left radial hole, left jackscrew sealing mechanism comprises left jackscrew, left airtight and watertight padding and left mounting head, the inner of left mounting head and the outer end of left jackscrew are fixedly installed togather, left jackscrew and left mounting head from-inner-to-outer are fixedly mounted in left radial hole, left positioning ring groove is had outside supervisor's hanger corresponding with left radial hole, the inner of left jackscrew holds out against in left positioning ring groove, left airtight and watertight padding is fixed with between outside left jackscrew and in the middle part of left radial hole, or/and, the tubing head corresponding with outside looped pipeline hanger right part has at least one right radial hole corresponding with right jackscrew sealing mechanism, right radial hole is interior narrow outer wide right radial hole, right jackscrew sealing mechanism comprises right jackscrew, right airtight and watertight padding and right mounting head, the inner of right mounting head and the outer end of right jackscrew are fixedly installed togather, right jackscrew and right mounting head from-inner-to-outer are fixedly mounted in right radial hole, right positioning ring groove is had outside the looped pipeline hanger corresponding with right radial hole, the inner of right jackscrew holds out against in right positioning ring groove, right airtight and watertight padding is fixed with between outside right jackscrew and in the middle part of right radial hole.
left limit boss is fixed with inside tubing head in left suspension passage below above-mentioned left jackscrew sealing mechanism, the left taper land in interior lower outside surface thereof is had in left limit boss upper end, left metal baffle ring is installed with outside supervisor's hanger below left jackscrew sealing mechanism, left fixing lug boss is fixed with outside supervisor's hanger above left taper land, outside supervisor's hanger between left fixing lug boss and left metal baffle ring, be filled with a sealing ring and metallic packing ring are installed, outside and the left taper land of metallic packing ring are fitted together, sealing ring below left jackscrew sealing mechanism outside the supervisor's hanger above the ring that is filled with a sealing together with being installed with between inside tubing head and being no less than, or/and, right limit boss is fixed with inside tubing head in right suspension passage below right jackscrew sealing mechanism, the right taper land in interior lower outside surface thereof is had in right limit boss upper end, right metal baffle ring is installed with outside supervisor's hanger below right jackscrew sealing mechanism, right fixing lug boss is fixed with outside looped pipeline hanger above right taper land, be provided be filled with a sealing ring and metallic packing ring outside supervisor's hanger between right fixing lug boss and right metal baffle ring, outside and the right taper land of metallic packing ring are fitted together.
the sealing metal steel ring together with being no less than is equipped with in above-mentioned tubing head and Dingan County between four-way, is installed with left gate valve and right gate valve respectively at the left end of four-way and right-hand member.
the sealing metal steel ring of above-mentioned reduced flange together with being installed with between tubing head and being no less than, at the sealing metal steel ring of looped pipeline gate valve together with being installed with between tubing head and being no less than, between reduced flange with supervisor's hanger, be installed with the sealing metal steel ring together with being no less than, between looped pipeline gate valve with looped pipeline hanger, be installed with the sealing metal steel ring together with being no less than.
three of the technical solution of the utility model is realized by following measures: a kind of process units, comprise main threeway, the 3rd gate valve and wellhead connection device, main threeway is corresponding up and down with supervisor's hanger, 3rd gate valve is corresponding up and down with looped pipeline hanger, the lower end of main threeway and tubing head left part upper end seal and are fixedly installed togather, 3rd gate valve lower end and tubing head right part upper end seal and are fixedly installed togather, and are installed with the 4th gate valve at the left end of main threeway.
here is the further optimization and/or improvements to above-mentioned utility model technical scheme three:
the left radial hole that the above-mentioned tubing head corresponding with outside supervisor's hanger left part has at least one corresponding with left jackscrew sealing mechanism, left radial hole is interior narrow outer wide left radial hole, left jackscrew sealing mechanism comprises left jackscrew, left airtight and watertight padding and left mounting head, the inner of left mounting head and the outer end of left jackscrew are fixedly installed togather, left jackscrew and left mounting head from-inner-to-outer are fixedly mounted in left radial hole, left positioning ring groove is had outside supervisor's hanger corresponding with left radial hole, the inner of left jackscrew holds out against in left positioning ring groove, left airtight and watertight padding is fixed with between outside left jackscrew and in the middle part of left radial hole, or/and, the tubing head corresponding with outside looped pipeline hanger right part has at least one right radial hole corresponding with right jackscrew sealing mechanism, right radial hole is interior narrow outer wide right radial hole, right jackscrew sealing mechanism comprises right jackscrew, right airtight and watertight padding and right mounting head, the inner of right mounting head and the outer end of right jackscrew are fixedly installed togather, right jackscrew and right mounting head from-inner-to-outer are fixedly mounted in right radial hole, right positioning ring groove is had outside the looped pipeline hanger corresponding with right radial hole, the inner of right jackscrew holds out against in right positioning ring groove, right airtight and watertight padding is fixed with between outside right jackscrew and in the middle part of right radial hole.
left limit boss is fixed with inside tubing head in left suspension passage below above-mentioned left jackscrew sealing mechanism, the left taper land in interior lower outside surface thereof is had in left limit boss upper end, left metal baffle ring is installed with outside supervisor's hanger below left jackscrew sealing mechanism, left fixing lug boss is fixed with outside supervisor's hanger above left taper land, outside supervisor's hanger between left fixing lug boss and left metal baffle ring, be filled with a sealing ring and metallic packing ring are installed, outside and the left taper land of metallic packing ring are fitted together, sealing ring below left jackscrew sealing mechanism outside the supervisor's hanger above the ring that is filled with a sealing together with being installed with between inside tubing head and being no less than, or/and, right limit boss is fixed with inside tubing head in right suspension passage below right jackscrew sealing mechanism, the right taper land in interior lower outside surface thereof is had in right limit boss upper end, right metal baffle ring is installed with outside supervisor's hanger below right jackscrew sealing mechanism, right fixing lug boss is fixed with outside looped pipeline hanger above right taper land, be provided be filled with a sealing ring and metallic packing ring outside supervisor's hanger between right fixing lug boss and right metal baffle ring, outside and the right taper land of metallic packing ring are fitted together.
the sealing metal steel ring together with being no less than is equipped with in above-mentioned tubing head and Dingan County between four-way, is installed with left gate valve and right gate valve respectively at the left end of four-way and right-hand member.
the sealing metal steel ring of above-mentioned main threeway together with being installed with between tubing head and being no less than, the sealing metal steel ring together with being no less than is installed with between gate valve with tubing head the 3rd, the sealing metal steel ring together with being no less than is installed with, at the sealing metal steel ring of the 3rd gate valve together with being installed with between looped pipeline hanger and being no less than between main threeway with supervisor's hanger.
the utility model reasonable and compact in structure, easy to use, it is in oil recovery process, and the maintenance oil pipe in well and other oil production equipments being carried out to the later stage is convenient in the setting of wellhead connection device, left suspension passage and right suspension passage, meanwhile, the utility model can meet the requirement of Operating Pressure.
Accompanying drawing explanation
accompanying drawing 1 is the main TV structure schematic diagram of the utility model embodiment 2.
accompanying drawing 2 is the main TV structure schematic diagram of the utility model embodiment 3.
accompanying drawing 3 is the structure for amplifying schematic diagram at A place in accompanying drawing 1.
accompanying drawing 4 is the structure for amplifying schematic diagram at B place in accompanying drawing 1.
coding in accompanying drawing is respectively: 1 is tubing head, 2 is four-way, 3 is supervisor's hanger, 4 is looped pipeline hanger, 5 is left jackscrew, 6 is left airtight and watertight padding, 7 is left mounting head, 8 is left positioning ring groove, 9 is the 3rd gate valve, 10 is right jackscrew, 11 is right airtight and watertight padding, 12 is right mounting head, 13 is right positioning ring groove, 14 is the 4th gate valve, 15 is left limit boss, 16 is left taper land, 17 is left metal baffle ring, 18 is left fixing lug boss, 19 is the ring that is filled with a sealing, 20 is metallic packing ring, 21 is sealing ring, 22 is right limit boss, 23 is right taper land, 24 is right metal baffle ring, 25 is right fixing lug boss, 26 is sealing metal steel ring, 27 is left gate valve, 28 is right gate valve, 29 is reduced flange, 30 is master control gate valve, 31 is supervisor's threeway, 32 is looped pipeline gate valve, 33 is looped pipeline threeway, 34 is the first gate valve, 35 is the second gate valve, 36 is main threeway.
Detailed description of the invention
the utility model by the restriction of following embodiment, can not determine concrete embodiment according to the technical solution of the utility model and actual conditions.
in the utility model, for convenience of description, the description of the relative position relation of each parts is all be described according to the Butut mode of Figure of description 1, as: the position relationship of forward and backward, upper and lower, left and right etc. determines according to the Butut direction of Figure of description 1.
below in conjunction with embodiment and accompanying drawing, the utility model is further described:
embodiment 1: as shown in accompanying drawing 1 to 4, this wellhead connection device comprises tubing head 1 and four-way 2, tubing head 1 and four-way 2 are sequentially fixedly installed togather from top to bottom, on tubing head 1, from a left side, the right side is sequentially distributed with longitudinally through left suspension passage and right suspension passage, in left suspension passage, sealing is installed with supervisor's hanger 3, in right suspension passage, sealing is installed with looped pipeline hanger 4, on the tubing head 1 corresponding with outside supervisor's hanger 3 left part, radial direction is installed with the left jackscrew sealing mechanism being no less than, left jackscrew sealing mechanism can prevent supervisor's hanger 3 from moving up and down in left suspension passage, on the tubing head 1 corresponding with outside looped pipeline hanger 4 right part, radial direction is installed with the right jackscrew sealing mechanism being no less than, right jackscrew sealing mechanism can prevent looped pipeline hanger 4 from moving up and down in right suspension passage.
according to actual needs, above-mentioned wellhead connection device can be made further optimization and/or improvements:
as shown in accompanying drawing 1 to 4, the left radial hole that the tubing head 1 corresponding with outside supervisor's hanger 3 left part has at least one corresponding with left jackscrew sealing mechanism, left radial hole is interior narrow outer wide left radial hole, left jackscrew sealing mechanism comprises left jackscrew 5, left airtight and watertight padding 6 and left mounting head 7, the inner of left mounting head 7 and the outer end of left jackscrew 5 are fixedly installed togather, left jackscrew 5 and left mounting head 7 from-inner-to-outer are fixedly mounted in left radial hole, left positioning ring groove 8 is had outside supervisor's hanger 3 corresponding with left radial hole, the inner of left jackscrew 5 holds out against in left positioning ring groove 8, left airtight and watertight padding 6 is fixed with between outside left jackscrew 5 and in the middle part of left radial hole, or/and, the tubing head 1 corresponding with outside looped pipeline hanger 4 right part has at least one right radial hole corresponding with right jackscrew sealing mechanism, right radial hole is interior narrow outer wide right radial hole, right jackscrew sealing mechanism comprises right jackscrew 10, right airtight and watertight padding 11 and right mounting head 12, the inner of right mounting head 12 and the outer end of right jackscrew 10 are fixedly installed togather, right jackscrew 10 and right mounting head 12 from-inner-to-outer are fixedly mounted in right radial hole, right positioning ring groove 13 is had outside the looped pipeline hanger 4 corresponding with right radial hole, the inner of right jackscrew 10 holds out against in right positioning ring groove 13, right airtight and watertight padding 11 is fixed with between outside right jackscrew 10 and in the middle part of right radial hole.Left jackscrew sealing mechanism and arranging of right jackscrew sealing mechanism can play position-limiting action to supervisor's hanger 3 and looped pipeline hanger 4 on the one hand respectively, can play good sealing function on the other hand.
as shown in accompanying drawing 1 to 4, left limit boss 15 is fixed with inside tubing head 1 in left suspension passage below left jackscrew sealing mechanism, the left taper land 16 in interior lower outside surface thereof is had in left limit boss 15 upper end, left metal baffle ring 17 is installed with outside supervisor's hanger 3 below left jackscrew sealing mechanism, left fixing lug boss 18 is fixed with outside supervisor's hanger 3 above left taper land 16, outside supervisor's hanger 3 between left fixing lug boss 18 and left metal baffle ring 17, be filled with a sealing ring 19 and metallic packing ring 20 are installed, outside and the left taper land 16 of metallic packing ring 20 are fitted together, with the sealing ring 21 outside the supervisor's hanger 3 above the ring 19 that is filled with a sealing together with being installed with between inside tubing head 1 and being no less than below left jackscrew sealing mechanism, or/and, right limit boss 22 is fixed with inside tubing head 1 in right suspension passage below right jackscrew sealing mechanism, the right taper land 23 in interior lower outside surface thereof is had in right limit boss 22 upper end, right metal baffle ring 24 is installed with outside supervisor's hanger 3 below right jackscrew sealing mechanism, right fixing lug boss 25 is fixed with outside looped pipeline hanger 4 above right taper land 23, outside supervisor's hanger 3 between right fixing lug boss 25 and right metal baffle ring 24, be filled with a sealing ring 19 and metallic packing ring 20 are installed, outside and the right taper land 23 of metallic packing ring 20 are fitted together.Left fixing lug boss 18, left taper land 16 and left metal baffle ring 17 play position-limiting action to supervisor's hanger 3, and right limit boss 22, right taper land 23, right metal baffle ring 24 pairs of looped pipeline hangers 4 play position-limiting action.The setting of ring 19 and metallic packing ring 20 of being filled with a sealing can improve sealing performance of the present utility model further.
as shown in accompanying drawing 1 to 4, between tubing head 1 with four-way 2, the sealing metal steel ring 26 together with being no less than is equipped with in Dingan County, is installed with left gate valve 27 and right gate valve 28 respectively at the left end of four-way 2 and right-hand member.
embodiment 2: as accompanying drawing 1, 3, shown in 4, this gas filling device, comprise reduced flange 29, master control gate valve 30, supervisor's threeway 31, looped pipeline gate valve 32, looped pipeline threeway 33 and wellhead connection device, reduced flange 29 is corresponding with supervisor's hanger about 3, looped pipeline gate valve 32 is corresponding with looped pipeline hanger about 4, reduced flange 29 lower end and tubing head 1 left part upper end seal and are fixedly installed togather, looped pipeline gate valve 32 lower end and tubing head 1 right part upper end seal and are fixedly installed togather, reduced flange 29, master control gate valve 30 and supervisor's threeway 31 are sequentially fixedly installed togather from bottom to top, looped pipeline gate valve 32 and looped pipeline threeway 33 are sequentially fixedly installed togather from bottom to top, the first gate valve 34 is installed with at the left end of supervisor's threeway 31, the second gate valve 35 is installed with at the right-hand member of looped pipeline threeway 33.When the later stage of recovering the oil safeguards oil pipe and other oil production equipments, by dismounting wellhead connection device, safeguard after oil pipe in well and other oil production equipments are proposed by left suspension passage and right suspension passage, it can thus be appreciated that, the maintenance oil pipe in well and other oil production equipments being carried out to the later stage is convenient in the setting of wellhead connection device, left suspension passage and right suspension passage, meanwhile, the requirement of Operating Pressure can be met.
according to actual needs, above-mentioned gas filling device can be made further optimization and/or improvements:
as accompanying drawing 1, 3, shown in 4, the left radial hole that the tubing head 1 corresponding with outside supervisor's hanger 3 left part has at least one corresponding with left jackscrew sealing mechanism, left radial hole is interior narrow outer wide left radial hole, left jackscrew sealing mechanism comprises left jackscrew 5, left airtight and watertight padding 6 and left mounting head 7, the inner of left mounting head 7 and the outer end of left jackscrew 5 are fixedly installed togather, left jackscrew 5 and left mounting head 7 from-inner-to-outer are fixedly mounted in left radial hole, left positioning ring groove 8 is had outside supervisor's hanger 3 corresponding with left radial hole, the inner of left jackscrew 5 holds out against in left positioning ring groove 8, left airtight and watertight padding 6 is fixed with between outside left jackscrew 5 and in the middle part of left radial hole, or/and, the tubing head 1 corresponding with outside looped pipeline hanger 4 right part has at least one right radial hole corresponding with right jackscrew sealing mechanism, right radial hole is interior narrow outer wide right radial hole, right jackscrew sealing mechanism comprises right jackscrew 10, right airtight and watertight padding 11 and right mounting head 12, the inner of right mounting head 12 and the outer end of right jackscrew 10 are fixedly installed togather, right jackscrew 10 and right mounting head 12 from-inner-to-outer are fixedly mounted in right radial hole, right positioning ring groove 13 is had outside the looped pipeline hanger 4 corresponding with right radial hole, the inner of right jackscrew 10 holds out against in right positioning ring groove 13, right airtight and watertight padding 11 is fixed with between outside right jackscrew 10 and in the middle part of right radial hole.Left jackscrew sealing mechanism and arranging of right jackscrew sealing mechanism can play position-limiting action to supervisor's hanger 3 and looped pipeline hanger 4 on the one hand respectively, can play good sealing function on the other hand.
as accompanying drawing 1, 3, shown in 4, left limit boss 15 is fixed with inside tubing head 1 in left suspension passage below left jackscrew sealing mechanism, the left taper land 16 in interior lower outside surface thereof is had in left limit boss 15 upper end, left metal baffle ring 17 is installed with outside supervisor's hanger 3 below left jackscrew sealing mechanism, left fixing lug boss 18 is fixed with outside supervisor's hanger 3 above left taper land 16, outside supervisor's hanger 3 between left fixing lug boss 18 and left metal baffle ring 17, be filled with a sealing ring 19 and metallic packing ring 20 are installed, outside and the left taper land 16 of metallic packing ring 20 are fitted together, with the sealing ring 21 outside the supervisor's hanger 3 above the ring 19 that is filled with a sealing together with being installed with between inside tubing head 1 and being no less than below left jackscrew sealing mechanism, or/and, right limit boss 22 is fixed with inside tubing head 1 in right suspension passage below right jackscrew sealing mechanism, the right taper land 23 in interior lower outside surface thereof is had in right limit boss 22 upper end, right metal baffle ring 24 is installed with outside supervisor's hanger 3 below right jackscrew sealing mechanism, right fixing lug boss 25 is fixed with outside looped pipeline hanger 4 above right taper land 23, outside supervisor's hanger 3 between right fixing lug boss 25 and right metal baffle ring 24, be filled with a sealing ring 19 and metallic packing ring 20 are installed, outside and the right taper land 23 of metallic packing ring 20 are fitted together.Left fixing lug boss 18, left taper land 16 and left metal baffle ring 17 play position-limiting action to supervisor's hanger 3, and right limit boss 22, right taper land 23, right metal baffle ring 24 pairs of looped pipeline hangers 4 play position-limiting action.The setting of ring 19 and metallic packing ring 20 of being filled with a sealing can improve sealing performance of the present utility model further.
as shown in accompanying drawing 1,3,4, between tubing head 1 with four-way 2, the sealing metal steel ring 26 together with being no less than is equipped with in Dingan County, is installed with left gate valve 27 and right gate valve 28 respectively at the left end of four-way 2 and right-hand member.
as shown in accompanying drawing 1,3,4, the sealing metal steel ring 26 together with being no less than is installed with between reduced flange 29 with tubing head 1, the sealing metal steel ring 26 together with being no less than is installed with between looped pipeline gate valve 32 with tubing head 1, between reduced flange 29 with supervisor's hanger 3, be installed with the sealing metal steel ring 26 together with being no less than, between looped pipeline gate valve 32 with looped pipeline hanger 4, be installed with the sealing metal steel ring 26 together with being no less than.The setting of sealing metal steel ring 26 can improve the utility model sealing performance in use, ensure that long-term reliability and the stability of the sealing performance in Operating Pressure process.
embodiment 3: as shown in accompanying drawing 2 to 4, this process units, comprise main threeway 36, the 3rd gate valve 9 and wellhead connection device, main threeway 36 is corresponding with supervisor's hanger about 3,3rd gate valve 9 is corresponding with looped pipeline hanger about 4, the lower end of main threeway 36 and tubing head 1 left part upper end seal and are fixedly installed togather, and the 3rd gate valve 9 lower end and tubing head 1 right part upper end seal and be fixedly installed togather, and are installed with the 4th gate valve 14 at the left end of main threeway 36.When the later stage of recovering the oil safeguards oil pipe and other oil production equipments, by dismounting wellhead connection device, safeguard after oil pipe in well and other oil production equipments are proposed by left suspension passage and right suspension passage, it can thus be appreciated that, the maintenance oil pipe in well and other oil production equipments being carried out to the later stage is convenient in the setting of wellhead connection device, left suspension passage and right suspension passage, meanwhile, the requirement of Operating Pressure can be met.
according to actual needs, above-mentioned process units can be made further optimization and/or improvements:
as shown in accompanying drawing 2 to 4, the left radial hole that the tubing head 1 corresponding with outside supervisor's hanger 3 left part has at least one corresponding with left jackscrew sealing mechanism, left radial hole is interior narrow outer wide left radial hole, left jackscrew sealing mechanism comprises left jackscrew 5, left airtight and watertight padding 6 and left mounting head 7, the inner of left mounting head 7 and the outer end of left jackscrew 5 are fixedly installed togather, left jackscrew 5 and left mounting head 7 from-inner-to-outer are fixedly mounted in left radial hole, left positioning ring groove 8 is had outside supervisor's hanger 3 corresponding with left radial hole, the inner of left jackscrew 5 holds out against in left positioning ring groove 8, left airtight and watertight padding 6 is fixed with between outside left jackscrew 5 and in the middle part of left radial hole, or/and, the tubing head 1 corresponding with outside looped pipeline hanger 4 right part has at least one right radial hole corresponding with right jackscrew sealing mechanism, right radial hole is interior narrow outer wide right radial hole, right jackscrew sealing mechanism comprises right jackscrew 10, right airtight and watertight padding 11 and right mounting head 12, the inner of right mounting head 12 and the outer end of right jackscrew 10 are fixedly installed togather, right jackscrew 10 and right mounting head 12 from-inner-to-outer are fixedly mounted in right radial hole, right positioning ring groove 13 is had outside the looped pipeline hanger 4 corresponding with right radial hole, the inner of right jackscrew 10 holds out against in right positioning ring groove 13, right airtight and watertight padding 11 is fixed with between outside right jackscrew 10 and in the middle part of right radial hole.Left jackscrew sealing mechanism and arranging of right jackscrew sealing mechanism can play position-limiting action to supervisor's hanger 3 and looped pipeline hanger 4 on the one hand respectively, can play good sealing function on the other hand.
as shown in accompanying drawing 2 to 4, left limit boss 15 is fixed with inside tubing head 1 in left suspension passage below left jackscrew sealing mechanism, the left taper land 16 in interior lower outside surface thereof is had in left limit boss 15 upper end, left metal baffle ring 17 is installed with outside supervisor's hanger 3 below left jackscrew sealing mechanism, left fixing lug boss 18 is fixed with outside supervisor's hanger 3 above left taper land 16, outside supervisor's hanger 3 between left fixing lug boss 18 and left metal baffle ring 17, be filled with a sealing ring 19 and metallic packing ring 20 are installed, outside and the left taper land 16 of metallic packing ring 20 are fitted together, with the sealing ring 21 outside the supervisor's hanger 3 above the ring 19 that is filled with a sealing together with being installed with between inside tubing head 1 and being no less than below left jackscrew sealing mechanism, or/and, right limit boss 22 is fixed with inside tubing head 1 in right suspension passage below right jackscrew sealing mechanism, the right taper land 23 in interior lower outside surface thereof is had in right limit boss 22 upper end, right metal baffle ring 24 is installed with outside supervisor's hanger 3 below right jackscrew sealing mechanism, right fixing lug boss 25 is fixed with outside looped pipeline hanger 4 above right taper land 23, outside supervisor's hanger 3 between right fixing lug boss 25 and right metal baffle ring 24, be filled with a sealing ring 19 and metallic packing ring 20 are installed, outside and the right taper land 23 of metallic packing ring 20 are fitted together.Left fixing lug boss 18, left taper land 16 and left metal baffle ring 17 play position-limiting action to supervisor's hanger 3, and right limit boss 22, right taper land 23, right metal baffle ring 24 pairs of looped pipeline hangers 4 play position-limiting action.The setting of ring 19 and metallic packing ring 20 of being filled with a sealing can improve sealing performance of the present utility model further.
as shown in accompanying drawing 2 to 4, between tubing head 1 with four-way 2, the sealing metal steel ring 26 together with being no less than is equipped with in Dingan County, is installed with left gate valve 27 and right gate valve 28 respectively at the left end of four-way 2 and right-hand member.
as shown in accompanying drawing 2 to 4, the sealing metal steel ring 26 of main threeway 36 together with being installed with between tubing head 1 and being no less than, at the sealing metal steel ring 26 of the 3rd gate valve 9 together with being installed with between tubing head 1 and being no less than, the sealing metal steel ring 26 together with being no less than is installed with, at the sealing metal steel ring 26 of the 3rd gate valve 9 together with being installed with between looped pipeline hanger 4 and being no less than between main threeway 36 with supervisor's hanger 3.The setting of sealing metal steel ring 26 can improve the utility model sealing performance in use, ensure that long-term reliability and the stability of the sealing performance in Operating Pressure process.
above technical characteristic constitutes embodiment of the present utility model, and it has stronger compliance and implementation result, can increase and decrease non-essential technical characteristic according to actual needs, meet the demand of different situations.
use procedure of the present utility model: first, a four-way 2 and tubing head 1 are fixedly mounted on a casing flange of well head, simultaneously, another four-way 2 and tubing head 1 are fixedly mounted on another casing flange of well head, unload the left jackscrew sealing mechanism of above tubing head 1 and right jackscrew sealing mechanism, and carry out lower oil pipe operation after being taken out by supervisor's hanger 3 of tubing head 1, when last root oil pipe is close to tubing head 1, reduce lowering velocity, after last root oil pipe is connected with supervisor's hanger 3, hanger 3 will be responsible for setting in left suspension passage, complete the lower oil pipe operation at supervisor hanger 3 place, then, carry out the lower oil pipe operation at looped pipeline hanger 4 place, after completing the lower oil pipe operation at looped pipeline hanger 4 place, tubing head 1 on a casing flange fixedly mounts reduced flange 29, master control gate valve 30, supervisor's threeway 31, looped pipeline gate valve 32 and looped pipeline threeway 33, steam injection operation is carried out after first gate valve 34 and the second gate valve 35, at the first gate valve 34 and the second gate valve 35 place external pipeline respectively, tubing head 1 on another casing flange fixedly mounts main threeway 36, production operation is carried out after 3rd gate valve 9 and the 4th gate valve 14, at the 4th external pipeline in gate valve 14 place, then, close the 3rd gate valve 9 and the 4th gate valve 14, open the first gate valve 34, second gate valve 35, master control gate valve 30 and looped pipeline gate valve 32, in well, inject high-temperature steam by the first gate valve 34 and master control gate valve 30 and steam injection preheating is carried out to crude oil in well, the steam of preheating is returned out by the pipeline at the second gate valve 35 place, after preheating completes, open the 4th gate valve 14, continue to inject high-temperature steam in well by the first gate valve 34 and master control gate valve 30, crude oil is returned out by the 4th gate valve 14, test jobs can be implemented at the 3rd gate valve 9 place.
Claims (9)
1. a wellhead connection device, it is characterized in that comprising tubing head and four-way, tubing head and four-way are sequentially fixedly installed togather from top to bottom, on tubing head, from a left side, the right side is sequentially distributed with longitudinally through left suspension passage and right suspension passage, in left suspension passage, sealing is installed with supervisor's hanger, in right suspension passage, sealing is installed with looped pipeline hanger, on the tubing head corresponding with outside supervisor's hanger left part, radial direction is installed with the left jackscrew sealing mechanism being no less than, left jackscrew sealing mechanism can prevent supervisor's hanger from moving up and down in left suspension passage, on the tubing head corresponding with outside looped pipeline hanger right part, radial direction is installed with the right jackscrew sealing mechanism being no less than, right jackscrew sealing mechanism can prevent looped pipeline hanger from moving up and down in right suspension passage.
2. wellhead connection device according to claim 1, it is characterized in that the left radial hole that the tubing head corresponding with outside supervisor's hanger left part has at least one corresponding with left jackscrew sealing mechanism, left radial hole is interior narrow outer wide left radial hole, left jackscrew sealing mechanism comprises left jackscrew, left airtight and watertight padding and left mounting head, the inner of left mounting head and the outer end of left jackscrew are fixedly installed togather, left jackscrew and left mounting head from-inner-to-outer are fixedly mounted in left radial hole, left positioning ring groove is had outside supervisor's hanger corresponding with left radial hole, the inner of left jackscrew holds out against in left positioning ring groove, left airtight and watertight padding is fixed with between outside left jackscrew and in the middle part of left radial hole, or/and, the tubing head corresponding with outside looped pipeline hanger right part has at least one right radial hole corresponding with right jackscrew sealing mechanism, right radial hole is interior narrow outer wide right radial hole, right jackscrew sealing mechanism comprises right jackscrew, right airtight and watertight padding and right mounting head, the inner of right mounting head and the outer end of right jackscrew are fixedly installed togather, right jackscrew and right mounting head from-inner-to-outer are fixedly mounted in right radial hole, right positioning ring groove is had outside the looped pipeline hanger corresponding with right radial hole, the inner of right jackscrew holds out against in right positioning ring groove, right airtight and watertight padding is fixed with between outside right jackscrew and in the middle part of right radial hole.
3. wellhead connection device according to claim 1 and 2, it is characterized in that being fixed with left limit boss inside the tubing head in the left suspension passage below left jackscrew sealing mechanism, the left taper land in interior lower outside surface thereof is had in left limit boss upper end, left metal baffle ring is installed with outside supervisor's hanger below left jackscrew sealing mechanism, left fixing lug boss is fixed with outside supervisor's hanger above left taper land, outside supervisor's hanger between left fixing lug boss and left metal baffle ring, be filled with a sealing ring and metallic packing ring are installed, outside and the left taper land of metallic packing ring are fitted together, sealing ring below left jackscrew sealing mechanism outside the supervisor's hanger above the ring that is filled with a sealing together with being installed with between inside tubing head and being no less than, or/and, right limit boss is fixed with inside tubing head in right suspension passage below right jackscrew sealing mechanism, the right taper land in interior lower outside surface thereof is had in right limit boss upper end, right metal baffle ring is installed with outside supervisor's hanger below right jackscrew sealing mechanism, right fixing lug boss is fixed with outside looped pipeline hanger above right taper land, be provided be filled with a sealing ring and metallic packing ring outside supervisor's hanger between right fixing lug boss and right metal baffle ring, outside and the right taper land of metallic packing ring are fitted together.
4. wellhead connection device according to claim 1 and 2, is characterized in that between tubing head with four-way, the sealing metal steel ring together with being no less than is equipped with in Dingan County, is installed with left gate valve and right gate valve respectively at the left end of four-way and right-hand member.
5. wellhead connection device according to claim 3, is characterized in that between tubing head with four-way, the sealing metal steel ring together with being no less than is equipped with in Dingan County, is installed with left gate valve and right gate valve respectively at the left end of four-way and right-hand member.
6. one kind uses the gas filling device of claim 1 or 2 or 3 or the wellhead connection device described in 4 or 5, it is characterized in that comprising reduced flange, master control gate valve, supervisor's threeway, looped pipeline gate valve, looped pipeline threeway and wellhead connection device, reduced flange is corresponding up and down with supervisor's hanger, looped pipeline gate valve is corresponding up and down with looped pipeline hanger, reduced flange lower end and tubing head left part upper end seal and are fixedly installed togather, looped pipeline gate valve lower end and tubing head right part upper end seal and are fixedly installed togather, reduced flange, master control gate valve and supervisor's threeway are sequentially fixedly installed togather from bottom to top, looped pipeline gate valve and looped pipeline threeway are sequentially fixedly installed togather from bottom to top, the first gate valve is installed with at the left end of supervisor's threeway, the second gate valve is installed with at the right-hand member of looped pipeline threeway.
7. gas filling device according to claim 6, it is characterized in that being installed with between reduced flange with tubing head the sealing metal steel ring together with being no less than, at the sealing metal steel ring of looped pipeline gate valve together with being installed with between tubing head and being no less than, between reduced flange with supervisor's hanger, be installed with the sealing metal steel ring together with being no less than, between looped pipeline gate valve with looped pipeline hanger, be installed with the sealing metal steel ring together with being no less than.
8. one kind uses the process units of claim 1 or 2 or 3 or the wellhead connection device described in 4 or 5, it is characterized in that comprising main threeway, the 3rd gate valve and wellhead connection device, main threeway is corresponding up and down with supervisor's hanger, 3rd gate valve is corresponding up and down with looped pipeline hanger, the lower end of main threeway and tubing head left part upper end seal and are fixedly installed togather, 3rd gate valve lower end and tubing head right part upper end seal and are fixedly installed togather, and are installed with the 4th gate valve at the left end of main threeway.
9. process units according to claim 8, it is characterized in that the sealing metal steel ring of main threeway together with being installed with between tubing head and being no less than, the sealing metal steel ring together with being no less than is installed with between gate valve with tubing head the 3rd, the sealing metal steel ring together with being no less than is installed with, at the sealing metal steel ring of the 3rd gate valve together with being installed with between looped pipeline hanger and being no less than between main threeway with supervisor's hanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520519017.8U CN204851201U (en) | 2015-07-17 | 2015-07-17 | Well head connecting device and notes vapour device and apparatus for producing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520519017.8U CN204851201U (en) | 2015-07-17 | 2015-07-17 | Well head connecting device and notes vapour device and apparatus for producing |
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| CN204851201U true CN204851201U (en) | 2015-12-09 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108049836A (en) * | 2017-12-28 | 2018-05-18 | 中国石油天然气集团公司 | Replacement SAGD wellhead assemblies and its replacing options with pressure |
| CN108104767A (en) * | 2017-12-28 | 2018-06-01 | 中国石油天然气集团公司 | SAGD oil recovery production wellhead devices |
| CN108119096A (en) * | 2017-12-28 | 2018-06-05 | 中国石油天然气集团公司 | SAGD steam injection wellhead assemblies |
-
2015
- 2015-07-17 CN CN201520519017.8U patent/CN204851201U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108049836A (en) * | 2017-12-28 | 2018-05-18 | 中国石油天然气集团公司 | Replacement SAGD wellhead assemblies and its replacing options with pressure |
| CN108104767A (en) * | 2017-12-28 | 2018-06-01 | 中国石油天然气集团公司 | SAGD oil recovery production wellhead devices |
| CN108119096A (en) * | 2017-12-28 | 2018-06-05 | 中国石油天然气集团公司 | SAGD steam injection wellhead assemblies |
| CN108049836B (en) * | 2017-12-28 | 2024-03-26 | 中国石油天然气集团公司 | Pressurized SAGD wellhead replacement device and replacement method thereof |
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