CN211230381U - Gate opener and opening structure of wellhead gate - Google Patents
Gate opener and opening structure of wellhead gate Download PDFInfo
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- CN211230381U CN211230381U CN201921731467.8U CN201921731467U CN211230381U CN 211230381 U CN211230381 U CN 211230381U CN 201921731467 U CN201921731467 U CN 201921731467U CN 211230381 U CN211230381 U CN 211230381U
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Abstract
The utility model relates to a structure is opened to gate opener and well head gate, this gate opener fix the gate connecting piece on the gate lead screw with can driving gate connecting piece pivoted afterburning seat including dismantling, wherein: the gate connecting piece is provided with a first through hole and a plurality of second through holes, the gate connecting piece is fixedly arranged on the gate lead screw through a first through hole fixing sleeve, the stressing seat is fixedly provided with a plurality of connecting pins opposite to the positions of the second through holes, the stressing seat and the gate connecting piece are fixedly connected with the corresponding first through holes through the connecting pins in an inserting manner, and the stressing seat is fixedly provided with at least one stressing rod capable of pushing the stressing seat to rotate. The utility model provides a lead to the gate to open inconvenient technical problem because the opening device fragile of well head gate.
Description
Technical Field
The utility model relates to an oil recovery engineering technical field especially relates to a structure is opened to gate opener and well head gate.
Background
In the production process of the ultra-thick oil well, the opening and closing of the gate of the ultra-thick oil well are completed by rotating a hand wheel fixed on the gate of the wellhead. Because the well head gate of the super heavy oil well is opened and closed tightly, the hand wheel needs to be pulled by an F-shaped wrench or a pipe wrench under normal conditions to complete the opening and closing of the gate, so that the painting of the hand wheel is damaged in the opening and closing process of the gate, and the standardization and the attractiveness of equipment are influenced. Meanwhile, as the operation and construction of the ultra-heavy oil well are frequent, the collision and the damage of the hand wheel can be caused when the Christmas tree is hoisted during the operation and construction and after the construction, and the hand wheel is not only complicated to be reconfigured, but also the production cost can be increased. In addition, because the gate screw threads are exposed outside the gate, the situations of corrosion, construction damage and the like can often occur in the outdoor environment, so that the gate is inflexible to open and even cannot be normally opened.
Aiming at the problem that the opening device of the wellhead gate is easy to damage and the gate is inconvenient to open in the related technology, an effective solution is not provided at present.
Therefore, the inventor provides a gate opener and a wellhead gate opening structure by virtue of experience and practice of related industries for many years so as to overcome the defects in the prior art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a structure is opened to gate opener and well head gate, simple structure, easy and simple to handle, the manual gate of opening of staff of being convenient for need not breakout tongs or spanner, avoids causing the damage to lead screw and the hand wheel of installing on the gate, guarantees opening smoothly and long-term stable user state of gate.
The purpose of the utility model can be realized by adopting the following technical scheme:
the utility model provides a gate opener, gate opener is including fixing gate connecting piece and the energy drive on the gate lead screw with dismantling gate opener gate connecting piece pivoted afterburning seat, wherein:
the gate connecting piece is provided with a first through hole and a plurality of second through holes, the gate connecting piece is fixedly sleeved on the gate lead screw through the first through hole, the stressing seat is fixedly provided with a plurality of connecting pins opposite to the positions of the second through holes, the stressing seat and the gate connecting piece are fixedly inserted into the corresponding second through holes through the connecting pins, and the stressing seat is fixedly provided with at least one stressing rod capable of pushing the stressing seat to rotate.
The utility model discloses an in a preferred embodiment, the gate connecting piece is the tabular structure, first through-hole is seted up in the middle part of gate connecting piece, the size and the shape of first through-hole with fix the size and the shape of the last mounting of gate lead screw are the same and are the polygon, the gate connecting piece passes through the fixed cover of first through-hole is established on the mounting.
In a preferred embodiment of the present invention, the first through hole is a hexagonal through hole engaged with the fixing member.
In a preferred embodiment of the present invention, each of the second through holes is uniformly distributed around the first through hole along the circumferential direction.
In a preferred embodiment of the present invention, the number of the second through holes is four.
The utility model discloses an in the preferred embodiment, afterburning seat is flat structure, the third through-hole has been seted up on the afterburning seat, afterburning seat passes through the third through-hole cover is established on the gate lead screw, the quantity of connecting pin is two, two the connecting pin symmetry set up in the both sides of third through-hole, two the connecting pin is seted up with arbitrary symmetry two second through-hole positions of first through-hole both sides are relative.
In a preferred embodiment of the present invention, the connecting pin is parallel to the gate screw, one end of the connecting pin is fixedly connected to the force applying base, and the other end of the connecting pin is inserted into the second through hole.
In a preferred embodiment of the present invention, the force-applying rod is perpendicular to the gate screw, the force-applying seat is fixed to the one end of the force-applying rod, and the other end of the force-applying rod extends to the outside of the gate connecting member.
In a preferred embodiment of the present invention, the number of the force applying rods is two, and the two force applying rods are relatively disposed on two sides of the force applying base.
The utility model discloses an in a preferred embodiment, the gate opener still includes right the gate lead screw carries out the lead screw sheath that protects, the lead screw sheath seals for one end, other end open-ended tubular structure, be formed with the protection cavity who link up rather than the open end in the lead screw sheath, the fixed cover of lead screw sheath is established on the gate lead screw.
In a preferred embodiment of the present invention, the open end of the screw sheath passes through the force application seat, and the outer edge of the open end of the screw sheath is closely attached to the outer wall of the gate connecting member.
The utility model discloses an in a preferred embodiment, the lead screw sheath includes sheath main part and fixation nut, the sheath main part is the tubular structure that one end was sealed, other end opening, fixation nut connects the open end of sheath main part, in the sheath main part with be formed with first holding portion and second holding portion in the fixation nut respectively, first holding portion with the second holding portion link up mutually in order to form the protection cavity, fixed cover is equipped with the copper sheathing that is provided with the external screw thread on the outer wall on the gate lead screw, be provided with the internal thread on the inner wall of second holding portion, the lead screw sheath with through threaded connection between the copper sheathing.
In a preferred embodiment of the present invention, the first accommodating portion has an inner diameter larger than the diameter of the gate screw and smaller than the inner diameter of the second accommodating portion.
In a preferred embodiment of the present invention, the gate connecting member, the force applying seat, the connecting pin, the force applying rod and the screw rod sheath are made of steel material.
The utility model provides a structure is opened to well head gate, including the gate body, be provided with the gate lead screw that the control gate opened and shut the state on the gate body, fixed cover is equipped with polygon mounting and copper sheathing on the gate lead screw, the structure is opened to the well head gate still includes foretell gate opener, gate opener cover is established on the gate lead screw, and respectively with the mounting with copper sheathing fixed connection.
From above, the utility model discloses a structure is opened to gate opener and well head gate characteristics and advantage are: the gate connecting piece of the gate opener is provided with a first through hole, the gate connecting piece is fixedly sleeved on the gate lead screw through the first through hole, the gate connecting piece is also provided with a plurality of second through holes, the stress application seat is inserted into the corresponding second through holes through a plurality of connecting pins, so that the stress application seat can be detachably connected on the gate connecting piece, in addition, the stress application seat is fixedly provided with a stress application rod, when a worker opens or closes a gate at a well mouth, the stress application seat can be driven to rotate forwards or reversely by pushing the stress application rod, further the gate connecting piece and the gate lead screw are driven to correspondingly rotate forwards or reversely, the manual opening and closing operation of the gate can be completed, tools such as pipe tongs or a spanner are not needed, a hand wheel does not need to be installed on the gate, the structure is simplified, the operation is simple and convenient, and the damage to the gate lead screw and the hand wheel is avoided, the appearance of the gate is not affected, and the gate can be ensured to be in a flexible opening and closing state for a long time.
Drawings
The drawings are only intended to illustrate and explain the present invention and do not limit the scope of the invention. Wherein:
FIG. 1: the structure of the gate opener of the utility model is schematically shown at a first angle.
FIG. 2: the structure of the gate opener at the second angle is the same as that of the gate opener of the utility model.
FIG. 3: is a front cross-sectional view of a screw sheath in the gate opener of the utility model.
FIG. 4: do the utility model discloses the structure schematic diagram of structure is opened to well head gate under the not installation gate opener state.
FIG. 5: do the utility model discloses the structure schematic diagram of structure is opened to well head gate under the installation gate opener state.
The utility model provides a reference numeral:
1. a gate connector; 101. A second through hole;
102. a first through hole; 2. A stress application seat;
201. a third through hole; 3. A stressing rod;
4. a connecting pin; 5. A lead screw sheath;
501. a guard chamber; 5011. A first receptacle portion;
5012. a second receptacle portion; 502. A sheath body;
503. fixing a nut; 10. A gate body;
1001. a fixing member; 1002. A gate lead screw;
1003. and (4) a copper sleeve.
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings.
Example one
As shown in fig. 1 to 5, the utility model provides a gate opener, this gate opener includes gate connecting piece 1 and afterburning seat 2, and gate connecting piece 1 is used for fixing on gate lead screw 1002 with dismantling, and afterburning seat 2 is used for driving gate connecting piece 1 and rotates. Wherein: first through-hole 102 and a plurality of second through-hole 101 have been seted up on gate connecting piece 1, gate connecting piece 1 is fixed to be established on gate lead screw 1002 through first through-hole 102, the fixed a plurality of connecting pins 4 that are provided with on afterburning seat 2 relative with each second through-hole 101 position on gate connecting piece 1, each connecting pin 4 on afterburning seat 2 corresponds and inserts in each second through-hole 101 on gate connecting piece 1, thereby be connected fixedly afterburning seat 2 and gate connecting piece 1, fixed at least one afterburning pole 3 that is provided with on afterburning seat 2, it promotes afterburning seat 2 and rotates to be convenient for the staff through afterburning pole 3.
The utility model discloses a first through-hole 102 has been seted up on gate connecting piece 1 of gate opener, and through first through-hole 102 gate connecting piece 1 fixed cover is established on gate lead screw 1002, still set up a plurality of second through-holes 101 on gate connecting piece 1, thrust augmentation seat 2 passes through a plurality of connecting pin 4 and pegs graft into corresponding second through-hole 101 in, thereby connect thrust augmentation seat 2 on gate connecting piece 1 that can dismantle, in addition, be provided with the forcing rod 3 on thrust augmentation seat 2 is fixed, when the staff opens or closes the well head gate, can drive thrust augmentation seat 2 forward rotation or reverse rotation through promoting the forcing rod 3, and then drive gate connecting piece 1 and gate lead screw 1002 to correspond and carry out forward rotation or reverse rotation, can accomplish the manual opening and closing operation to the gate, need not instrument such as breakout tongs or spanner, also need not to install the hand wheel on the gate, the structure is simpler, and it is more convenient to operate, can effectively avoid causing the damage to gate lead screw 1002 and hand wheel, can not lead to the fact the influence to the pleasing to the eye of gate, can guarantee moreover that the gate is in nimble opening and closed state for a long time. All adopt detachably connection structure between gate lead screw 1002 and the gate connecting piece 1 and between gate connecting piece 1 and afterburning seat 2, easy to overhaul and change reduce staff's working strength.
In an optional embodiment of the present invention, as shown in fig. 1 and fig. 2, the gate connecting member 1 is a flat plate structure, the first through hole 102 is opened in the middle of the gate connecting member 1, the polygonal fixing member 1001 is fixedly disposed on the gate lead screw 1002, the size and shape of the first through hole 102 are the same as those of the fixing member 1001, and the gate connecting member 1 is fixedly disposed on the fixing member 1001 through the first through hole 102. When the gate is opened or closed, the gate connecting piece 1 is directly fixed and sleeved on the fixing piece 1001, so that the gate is convenient to install and disassemble and convenient to use on site.
Further, the fixing member 1001 may be, but not limited to, a hexagonal prism shape, as shown in fig. 1, the first through hole 102 may be, but not limited to, a hexagonal through hole, the shape of the first through hole 102 matches with the shape of the fixing member 1001, and the gate connector 1 may be fixedly secured to the outside of the fixing member 1001 through the first through hole 102.
In an optional embodiment of the present invention, the second through holes 101 are evenly distributed circumferentially around the first through hole 102.
Further, as shown in fig. 1, the number of the second through holes 101 is four, the four second through holes 101 are equally divided into two groups, and two second through holes 101 in each group are symmetrically arranged on two sides of the first through hole 102.
In an optional embodiment of the present invention, as shown in fig. 2, the force applying base 2 is a flat plate structure, a third through hole 201 is formed in the middle of the force applying base 2, and the force applying base 2 is slidably sleeved on the gate screw 1002 through the third through hole 201. Two connecting pins 4 are fixedly arranged on the stressing seat 2, the two connecting pins 4 are symmetrically arranged on two sides of the third through hole 201, and the two connecting pins 4 are opposite to the two second through holes 101 which are symmetrically arranged on two sides of the first through hole 102. When thrust is applied to the thrust application base 2 to rotate the gate link 1 and the gate lead screw 1002, the two connecting pins 4 can be inserted into different first through holes 102 instead, so that the thrust can be applied by a worker.
In an optional embodiment of the present invention, the connecting pin 4 is parallel to the gate lead screw 1002, as shown in fig. 1 and fig. 2, one end of the connecting pin 4 is fixedly connected to the force applying base 2, and the other end of the connecting pin 4 is inserted into the second through hole 101.
Further, the connection mode of the connecting pin 4 and the stressing seat 2 can be, but is not limited to, welding or plugging the connecting pin 4 on the stressing seat 2.
In an optional embodiment of the utility model, as shown in fig. 1 and fig. 2, the number of the force applying rods 3 is two, two force applying rods 3 are arranged on two sides of the force applying seat 2 relatively, the force applying rods 3 are perpendicular to the gate lead screw 1002, one end of the force applying rods 3 is fixedly connected with the force applying seat 2, and the other end of the force applying rods 3 extends to the outside of the gate connecting piece 1, so that the worker can apply thrust through the force applying rods 3.
Furthermore, a short sleeve can be sleeved at the end part of the stress application rod 3, so that the length of the stress application rod 3 is prolonged, and the thrust applied by a worker in the process of opening or closing the valve can be effectively reduced.
Wherein, the diameter of the stress application rod 3 is less than or equal to 25mm, and the inner diameter of the sleeved short sleeve is more than or equal to 25 mm.
In an optional embodiment of the present invention, as shown in fig. 1 and fig. 2, the gate opener further includes a screw sheath 5, and the screw sheath 5 is used for being sleeved outside the gate screw 1002 to protect the gate screw 1002. Lead screw sheath 5 seals for one end, other end open-ended cylindric structure, is formed with the protection cavity 501 rather than the open end link up in the lead screw sheath 5, and the fixed cover of lead screw sheath 5 is established on gate lead screw 1002, effectively prevents gate lead screw 1002's damage and corrosion, helps gate lead screw 1002's lubrication, guarantees that the flexibility of gate is opened and is closed.
In this embodiment, the open end of the screw sheath 5 passes through the third through hole 201 on the force application seat 2, and the outer edge of the open end of the screw sheath 5 is tightly attached to the outer wall of the gate connecting piece 1, so that the gate screw 1002 is located in a closed space, and the effects of rust prevention, corrosion prevention and damage prevention on the gate screw 1002 are further improved.
Specifically, as shown in fig. 1 to 3, the lead screw sheath 5 includes a sheath main body 502 and a fixing nut 503, the sheath main body 502 is a cylindrical structure with one end sealed and the other end open, the fixing nut 503 is connected to the open end of the sheath main body 502, a first accommodating portion 5011 is formed in the sheath main body 502, a second accommodating portion 5012 is formed in the fixing nut 503, the first accommodating portion 5011 and the second accommodating portion 5012 are communicated to form the protection chamber 501, a copper sleeve 1003 is fixedly sleeved on the gate lead screw 1002, an external thread is formed on an outer wall of the copper sleeve 1003, an internal thread matched with the external thread is formed on an inner wall of the second accommodating portion 5012, and the lead screw sheath 5 is matched and connected with the external thread on the copper sleeve 1003 through the internal thread on the fixing nut.
Further, the connection manner of the sheath body 502 and the fixing nut 503 may be, but not limited to, welding or integral molding.
In this embodiment, the inner diameter of the first accommodating portion 5011 is larger than the diameter of the gate screw 1002, and the inner diameter of the first accommodating portion 5011 is smaller than the inner diameter of the second accommodating portion 5012, so that the gate screw 1002 can smoothly extend into the first accommodating portion 5011, the gate screw 1002 is protected, the inner wall of the first accommodating portion 5011 is ensured not to wear the gate screw 1002, and the service life of the gate screw 1002 is prolonged.
In an optional embodiment of the present invention, the gate connector 1, the force applying base 2, the connecting pin 4, the force applying rod 3 and the screw rod sheath 5 are made of steel material.
Further, the material adopted by the gate connecting piece 1, the stressing seat 2, the connecting pin 4, the stressing rod 3 and the screw rod sheath 5 is 45 steel (oil steel).
The utility model discloses rust cleaning is carried out in advance to gate lead screw 1002 before using, fat liquoring anticorrosive treatment, then adopt the hand wheel of installing on gate lead screw 1002 among the 1 replacement prior art of gate connecting piece, and cup joint gate connecting piece 1 and the mounting 1001 cooperation on the gate lead screw 1002 through the first through-hole 102 of hexagon, then establish the outside at gate lead screw 1002 with 5 covers of lead screw sheath, and the external screw-thread fit connection through copper sheathing 1003 on internal thread and the gate lead screw 1002, pass lead screw sheath 5 with afterburning seat 2 at last, two connecting pins 4 on afterburning seat 2 insert in two relative second through-holes 101 on the gate connecting piece 1, the staff only needs to rotate afterburning pole 3, can accomplish the rotation to gate lead screw 1002, realize opening and closing operation of gate. If the gate is opened and closed more difficultly, can cup joint the length of short sleeve pipe in order to prolong application of force pole 3 on application of force pole 3, can enough reach the effect of laborsaving, can not cause the damage to application of force pole 3's surface again. When in operation construction and hoisting, the stress application seat 2, the stress application rod 3 and the short sleeve can be integrally taken down, and the gate cannot be damaged. Because the gate lead screw 1002 is positioned in the protection chamber 501, the situation of corrosion and damage can not occur.
The utility model discloses gate opener's characteristics and advantage are:
one, this gate opener can drive afterburning seat 2 forward rotation or antiport through promoting afterburning pole 3, and then drive gate connecting piece 1 and gate lead screw 1002 correspondence and carry out forward rotation or antiport, can accomplish the manual operation of opening and closing the gate, need not instruments such as breakout tongs or spanner, also need not to install the hand wheel on the gate, the structure is simpler, it is more convenient to operate, can effectively avoid causing the damage to gate lead screw 1002 and hand wheel, can not lead to the fact the influence to the pleasing to the eye of gate, and can guarantee that the gate is in nimble for a long time and opens and the closed condition.
And secondly, detachable connecting structures are adopted between the gate lead screw 1002 and the gate connecting piece 1 and between the gate connecting piece 1 and the stress application seat 2 of the gate opener, so that the gate opener is convenient to overhaul and replace, and the working strength of workers is reduced.
Third, accessible lead screw sheath 5 plays the guard action to gate lead screw 1002 among this gate opener, effectively prevents gate lead screw 1002's damage and corrosion, helps gate lead screw 1002's lubrication, guarantees the flexibility of gate and opens and close.
Example two
As shown in fig. 4 and 5, the utility model provides a structure is opened to well head gate, this structure is opened to well head gate includes gate body 10 and foretell gate opener, is provided with the gate lead screw 1002 that the control gate opened and shut the state on the gate body 10, and fixed cover is equipped with polygon mounting 1001 and copper sheathing 1003 on the gate lead screw 1002, and the gate opener cover is established on gate lead screw 1002, and the gate opener respectively with mounting 1001 and copper sheathing 1003 fixed connection.
Further, as shown in fig. 4, the fixing member 1001 is located on a side close to the gate body 10, one end of the fixing member 1001 is attached to the outer wall of the gate body 10, and the other end of the fixing member 1001 is attached to one end of the copper sleeve 1003.
The fixing part 1001 is in a hexagonal prism shape, the copper bush 1003 is in a circular ring structure, and external threads are arranged on the outer wall of the copper bush 1003.
The utility model has the characteristics and advantages that the opening structure of the wellhead gate is;
this structure is opened to well head gate need not to install the hand wheel on the gate opening or closing the in-process to the gate, also need not appurtenance such as breakout tongs or spanner, and the structure is simpler, and it is more convenient to operate, can effectively avoid causing the damage to gate lead screw 1002 and hand wheel, can not lead to the fact the influence to the pleasing to the eye of gate, can guarantee moreover that the gate is in nimble opening and closed state for a long time.
The above description is only exemplary of the present invention, and is not intended to limit the scope of the present invention. Any person skilled in the art should also realize that such equivalent changes and modifications can be made without departing from the spirit and principles of the present invention.
Claims (15)
1. The gate opener is characterized by comprising a gate connecting piece (1) detachably fixed on a gate lead screw (1002) and a force application seat (2) capable of driving the gate connecting piece (1) to rotate, wherein:
the gate connecting piece (1) is provided with a first through hole (102) and a plurality of second through holes (101), the gate connecting piece (1) is fixedly sleeved on the gate lead screw (1002) through the first through hole (102), the stressing seat (2) is fixedly provided with a plurality of connecting pins (4) opposite to the second through holes (101), the stressing seat (2) and the gate connecting piece (1) are fixedly connected with the corresponding first through holes (102) through the connecting pins (4), and the stressing seat (2) is fixedly provided with at least one stressing rod (3) capable of pushing the stressing seat (2) to rotate.
2. The gate opener according to claim 1, wherein the gate link (1) has a plate-like structure, the first through hole (102) is opened in a middle portion of the gate link (1), the size and shape of the first through hole (102) are the same as those of a fixing member (1001) fixed to the gate lead screw (1002), and are both polygonal, and the gate link (1) is fixedly fitted to the fixing member (1001) through the first through hole (102).
3. The shutter opener according to claim 2, characterized in that the first through hole (102) is a hexagonal through hole that is fitted with the fixing member (1001).
4. The gate opener according to claim 2, characterized in that each of the second through holes (101) is evenly distributed circumferentially around the first through hole (102).
5. The gate opener according to claim 4, characterized in that the number of the second through holes (101) is four.
6. The gate opener according to claim 4, wherein the forcing seat (2) is of a flat plate structure, a third through hole (201) is formed in the forcing seat (2), the forcing seat (2) is sleeved on the gate lead screw (1002) through the third through hole (201), the number of the connecting pins (4) is two, the two connecting pins (4) are symmetrically arranged on two sides of the third through hole (201), and the two connecting pins (4) are opposite to two second through holes (101) which are arbitrarily and symmetrically formed on two sides of the first through hole (102).
7. The gate opener according to claim 1 or 6, wherein the connecting pin (4) is parallel to the gate screw (1002), one end of the connecting pin (4) is fixedly connected to the urging base (2), and the other end of the connecting pin (4) is inserted into the second through hole (101).
8. The gate opener according to claim 1, wherein the stress rod (3) is perpendicular to the gate screw (1002), one end of the stress rod (3) is fixedly connected to the stress base (2), and the other end of the stress rod (3) extends to the outside of the gate link (1).
9. The gate opener according to claim 1 or 8, characterized in that the number of the forcing rods (3) is two, and the two forcing rods (3) are oppositely arranged on both sides of the forcing seat (2).
10. The gate opener according to claim 1, further comprising a lead screw sheath (5) for protecting the gate lead screw (1002), wherein the lead screw sheath (5) is a cylindrical structure with one end sealed and the other end open, a protection chamber (501) penetrating through the open end of the lead screw sheath (5) is formed in the lead screw sheath (5), and the lead screw sheath (5) is fixedly sleeved on the gate lead screw (1002).
11. The gate opener according to claim 10, characterized in that the open end of the screw rod sheath (5) passes through the force application base (2), and the outer edge of the open end of the screw rod sheath (5) is closely attached to the outer wall of the gate link (1).
12. The gate opener of claim 10, characterized in that the lead screw sheath (5) comprises a sheath body (502) and a fixing nut (503), the sheath main body (502) is a cylindrical structure with one end sealed and the other end opened, the fixing nut (503) is connected with the opening end of the sheath main body (502), a first accommodating part (5011) and a second accommodating part (5012) are respectively formed in the sheath main body (502) and the fixing nut (503), the first housing portion (5011) and the second housing portion (5012) are communicated to form the protection chamber (501), a copper sleeve (1003) with external threads arranged on the outer wall is fixedly sleeved on the gate lead screw (1002), the inner wall of the second accommodating part (5012) is provided with internal threads, and the lead screw sheath (5) is in threaded connection with the copper sleeve (1003).
13. The shutter opener according to claim 12, characterized in that the first housing portion (5011) has an inner diameter larger than the diameter of the shutter screw (1002) and smaller than the inner diameter of the second housing portion (5012).
14. The gate opener according to claim 10, characterized in that the gate link (1), the booster seat (2), the connecting pin (4), the booster rod (3) and the screw rod sheath (5) are made of steel.
15. The utility model provides a structure is opened to well head gate, includes gate body (10), be provided with gate lead screw (1002) of control gate state of opening and shutting on gate body (10), fixed cover is equipped with polygon mounting (1001) and copper sheathing (1003) on gate lead screw (1002), its characterized in that: the wellhead gate opening structure further comprises a gate opener according to any one of claims 1 to 14, wherein the gate opener is sleeved on the gate lead screw (1002) and is fixedly connected with the fixing piece (1001) and the copper sleeve (1003) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921731467.8U CN211230381U (en) | 2019-10-15 | 2019-10-15 | Gate opener and opening structure of wellhead gate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921731467.8U CN211230381U (en) | 2019-10-15 | 2019-10-15 | Gate opener and opening structure of wellhead gate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211230381U true CN211230381U (en) | 2020-08-11 |
Family
ID=71924057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921731467.8U Active CN211230381U (en) | 2019-10-15 | 2019-10-15 | Gate opener and opening structure of wellhead gate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211230381U (en) |
-
2019
- 2019-10-15 CN CN201921731467.8U patent/CN211230381U/en active Active
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