CN207686719U - A kind of device releasing production wellhead frozen block - Google Patents
A kind of device releasing production wellhead frozen block Download PDFInfo
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- CN207686719U CN207686719U CN201721776406.4U CN201721776406U CN207686719U CN 207686719 U CN207686719 U CN 207686719U CN 201721776406 U CN201721776406 U CN 201721776406U CN 207686719 U CN207686719 U CN 207686719U
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- shell
- drilling rod
- cavity
- tube body
- drill bit
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Abstract
The utility model discloses a kind of devices releasing production wellhead frozen block, belong to production wellhead sampling technique field.The device includes：Shell with cavity, the shell have the second end of open first end and sealing；The oil outlet being connected to the cavity is further opened on the shell；It is located in the cavity with one end with drill bit of the drilling rod of the second end across the shell, the drilling rod, the other end is located at the outside of the shell；And the drilling rod can be moved along the axis of the cavity.Shell is fixed on the tubing nipple of sampling gate by the utility model embodiment, by propulsion the tamper for opening sampling gate to fuel-displaced pipeline section is bored positioned at the drill bit of enclosure interior, sampling gate is solved the problems, such as to the frozen block of oil water mixture between fuel-displaced pipeline section, the method for avoiding sealing off using hot water, without carrying hot water, the labor intensity of operating personnel is reduced, and reduces the operating time.
Description
Technical field
The utility model is related to production wellhead sampling technique field, more particularly to a kind of dress releasing production wellhead frozen block
It sets.
Background technology
In winter, due to mercury dropped, the oil water mixture of fuel-displaced pipeline section to the sampling gate of producing well often will appear
Frozen block phenomenon so that operating personnel can not directly carry out wellhead sampling.
In the prior art, operating personnel can use the method that hot water is sealed off, that is, use the flowline of hot water poured's producing well
At section and sampling gate so that the oil water mixture of fuel-displaced pipeline section to sampling gate melts, and to release frozen block, is sampled.
Designer has found that the existing technology has at least the following problems：
When the method sealed off using hot water, needs operating personnel to carry a large amount of hot water, increase the labor intensity of employee, and pour
The time of note is long.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of device releasing production wellhead frozen block.
Specifically, including technical solution below：
A kind of device releasing production wellhead frozen block, including：
Shell with cavity, the shell have the second end of open first end and sealing；It is also opened on the shell
Equipped with the oil outlet being connected to the cavity；With
Across the drilling rod of the second end of the shell, one end with drill bit of the drilling rod is located at the cavity
In, the other end is located at the outside of the shell；
And the drilling rod can be moved along the axis of the cavity.
In a kind of possible design, the second end of the shell is sealed by pressure cap, is provided on the pressure cap
Through-hole, the drilling rod pass through the through-hole.
In a kind of possible design, annular seal groove is provided with along the inner wall of the through-hole in the pressure cap；
Ring apron is installed in the annular seal groove；
The drilling rod is bonded with the ring apron.
In a kind of possible design, one end on the drilling rod close to the drill bit is provided with ring baffle；
There is the ring baffle centre bore, the drilling rod to be fixedly connected with the ring baffle across the centre bore.
In a kind of possible design, one end that the drilling rod is located at the outside of the shell is fixedly connected with handle.
In a kind of possible design, one end that the outside of the shell is located in the drilling rod is provided with screw thread；
The handle has handle and connecting rod；
The connecting rod is connected through a screw thread with the drilling rod.
In a kind of possible design, the shell includes the first tube body and the second tube body；
The inner cavity of first tube body forms the cavity, and the inner cavity of second tube body forms the oil outlet.
In a kind of possible design, the axis of first tube body and second tube body is vertical.
In a kind of possible design, the outside of first tube body has external screw thread.
In a kind of possible design, fastening nut is additionally provided on the external screw thread of the first tube body.
The advantageous effect of technical solution that the utility model embodiment provides is：
Shell is fixed on the tubing nipple of sampling gate by the utility model embodiment, is located at enclosure interior by propulsion
Drill bit brill open sampling gate to the tamper of fuel-displaced pipeline section, solve sampling gate to oil water mixture between fuel-displaced pipeline section
Frozen block problem, the method for avoiding sealing off using hot water reduce the labor intensity of operating personnel without carrying hot water,
And reduce the operating time.
Description of the drawings
It is required in being described below to embodiment in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is a kind of structural schematic diagram of the device for releasing production wellhead frozen block that the utility model embodiment provides.
Reference numeral in figure indicates respectively：
1, shell；11, cavity；12, oil outlet；13, the first tube body；14, the second tube body；
2, drilling rod；21, drill bit；22, threaded hole；
3, pressure cap；31, through-hole；32, annular seal groove；33, ring apron；
4, ring baffle；
5, handle；51, handle；52, connecting rod；
6, fastening nut.
Specific implementation mode
To keep the technical solution of the utility model and advantage clearer, the utility model is implemented below in conjunction with attached drawing
Mode is described in further detail.
The utility model embodiment provides a kind of device releasing production wellhead frozen block, as shown in Figure 1, including：
Shell 1 with cavity 11, shell 1 have the second end of open first end and sealing；It is further opened on shell 1
The oil outlet 12 being connected to cavity 11；With
Across the drilling rod 2 of the second end of shell 1, one end with drill bit 21 of drilling rod 2 is located in cavity 11, other end position
In the outside of shell 1；
And drilling rod 2 can be moved along the axis of cavity 11.
The course of work of device for the releasing production wellhead frozen block that the utility model embodiment provides is：Pass through shell 1
Shell 1 is connected in the tubing nipple (not shown) of sampling gate by open first end so that drilling rod 2 in shell 1
Drill bit 21 is aligned at the frozen block in sampling gate, opens sampling gate, and the axis direction along cavity 11 promotes drilling rod 2, makes drilling rod 2
The brill of drill bit 21 open sampling gate to the frozen block object of fuel-displaced pipeline section, then pull back drilling rod 2 again, make oil pipe channel that brill opens and
Oil outlet 12 is connected to, and oil sample is flowed out along fuel-displaced 12.To complete sampling work.
Shell 1 is fixed on the tubing nipple of sampling gate by the utility model embodiment, is located in shell 1 by propulsion
The brill of drill bit 21 in portion opens sampling gate to the tamper of fuel-displaced pipeline section, solves sampling gate to oil mixing with water between fuel-displaced pipeline section
The frozen block problem of object, the method for avoiding sealing off using hot water, without carrying hot water, the labour for reducing operating personnel is strong
Degree, and reduce the operating time.
In addition, compared with the method that the prior art is sealed off using hot water, the releasing that the utility model embodiment provides is recovered the oil
The device of well head frozen block, moreover it is possible to pollute in well site caused by avoiding hot water from pouring boiling hot sampling gate place.
In above-mentioned device, drill bit 21 can be the pyramidal structure of steel, application for boring the stifled tamper that thaws, drill bit 21
When, operating personnel can be along the axis of cavity 11, and firmly rotation promotes drilling rod 2 forward, so that drill bit 21 is contacted frozen block object, and then bore and open
Frozen block object.
In a kind of possible embodiment, the modes such as drill bit 21 can be connected through a screw thread, weld are fixed on the one of drilling rod 2
End.
In alternatively possible embodiment, in order to save technique, drill bit 21 can also be set and be integrated into drilling rod 2
The structure of type.
In above-mentioned device, the second end sealing of setting shell 1, when can avoid sampling, second end of the oil sample from shell 1
Outflow, causes the waste of oil product and the pollution to well site environment.The utility model does not have the seal form of the second end of shell 1
Considered critical.
Illustratively, the second end that shell 1 can be arranged is sealed by pressure cap 3, and through-hole 31 is provided on pressure cap 3, and drilling rod 2 passes through
Through-hole 31.
In application, pressure cap 3 to be fixedly connected on to the second end of shell 1, the drill bit 21 of drilling rod 2 passes through the through-hole on pressure cap 3
31, into cavity 11, drilling rod 2 can be moved freely along the axis of cavity 11.
The utility model does not have considered critical to the connection type of pressure cap 3 and the second end of shell 1, can be that screw thread connects
It connects, flanged joint, the modes such as welding.
It is understood that when pressure cap 3 is threadedly attached to the second end of shell 1, it is cylinder cap that pressure cap 3, which can be arranged,
Type, and pressure cap 3 has internal thread, and the second end of shell 1 has external screw thread, makes the external screw thread of the internal thread and shell 1 of pressure cap 3
It is fixedly connected.
In addition, in order to which the sealing function of pressure cap 3 is better achieved, and do not influence drilling rod 2 and pass through the through-hole 31 of pressure cap 3 along sky
The axis of chamber 11 moves freely, and can sealing device further be arranged between drilling rod 2 and the through-hole 31 of pressure cap 3.
Illustratively, annular seal groove 32 can be provided with along the inner wall of through-hole 31 in pressure cap 3；
Ring apron 33 is installed in annular seal groove 32；
Drilling rod 2 is bonded with ring apron 33.
In application, ring apron 33 is mounted in annular seal groove 32, when drilling rod 2 passes through the through-hole 31 of pressure cap 3, drilling rod
2 are bonded with ring apron 33, the gap between 33 salable drilling rod 2 of ring apron and through-hole 31, and can guarantee that drilling rod 2 can be along sky
The axis of chamber 11 moves freely.
In above-mentioned device, effect is opened in order to reach preferable bore, can be arranged drilling rod 2 always along the axis of cavity 11 from
By moving, drilling rod 2 is avoided on the crooked inner wall for making drill bit 21 get into shell 1, to cause the breakage of inner wall, and cannot in cavity 11
Brill opens plug.
Illustratively, it can be arranged on drilling rod 2 and one end of drill bit 21 is provided with ring baffle 4；
There is ring baffle 4 centre bore, drilling rod 2 to be fixedly connected with ring baffle 4 across centre bore.
It is understood that ring baffle 4 (mode that welding can be used) is fixed on the root of drill bit 21, and when setting,
Ring baffle 4 must be vertical with the axis of drilling rod 2；And in application, ring baffle 4 is bonded with the inner wall of shell 1 or ring baffle 4
Height be slightly less than the internal diameter of cavity 11 so that its controllable drilling rod 2 is not skewed, to make axis of the drilling rod 2 always along cavity 11
Line moves freely, and ensures that drilling rod 2 ground auger can thaw stifled object very well.
In addition, when setting ring baffle 4 can also prevent from pulling back drilling rod 2, drilling rod 2 is drawn out cavity 11, and is unfavorable for
Drilling rod 2 is promoted to bore the stifled object that thaws again.
In above-mentioned device, drilling rod 2 is promoted for the ease of operating personnel, the outside that drilling rod 2 is located at shell 1 can be set
One end is fixedly connected with handle 5.
In application, operating personnel can hold handle 5, is rotated by handle 5 and promote drilling rod 2.
It is understood that handle 5 to be arranged to the top for being located at external one end in drilling rod 2, between handle 5 and drilling rod 2
It can be attached by modes such as screw thread, welding.
Illustratively, one end that the outside of shell 1 is located in drilling rod 2 is provided with screw thread；
Handle 5 has handle 51 and connecting rod 52；
Connecting rod 52 is connected through a screw thread with drilling rod 2.
In a kind of possible embodiment, one end that the outside that drilling rod 2 is located at shell 1 can be arranged has threaded hole 22,
Connecting rod 52 has external screw thread, to make connecting rod 52 be connected through a screw thread with drilling rod 2.
In alternatively possible embodiment, one end that the outside that drilling rod 2 is located at cavity 11 can also be arranged has outer spiral shell
Line, connecting rod 52 have internal thread.
In order to make to simplify above-mentioned apparatus, it includes the first tube body 13 and the second tube body 14 that shell 1, which can be arranged,；
The inner cavity of first tube body 13 forms cavity 11, and the inner cavity of the second tube body 14 forms oil outlet 12.
In application, the first tube body 13 is connect with the tubing nipple of sampling gate, and sample oil is flowed out from the second tube body 14.
It is connect with the tubing nipple of sampling gate for the ease of the first tube body 13, the outside that the first tube body 13 can be arranged has
External screw thread.
It is to be understood that the external screw thread may be provided at the outside of the first tube body 13 of the first end close to shell 1.Further
Ground, in conjunction with the connection type of above-mentioned pressure cap 3, the both ends that the first tube body 13 can be arranged are both provided with external screw thread.
Further, in order to preferably make shell 1 be fixed on the tubing nipple of sampling gate, and ensure 12 court of oil outlet
Earthward, in order to sample, fastening nut 6 can be provided on the external screw thread of the first tube body 13.
In application, by the tubing nipple for screwing into sampling gate of 1 first tube body 13 of shell, shell 1 is rotated, when
When oil outlet 12 is located at position vertically downward, fastening nut 6 is reversely rotated, the oil pipe that shell 1 is fixed on to sampling gate is short
On section, sampling gate is opened, promotes drilling rod 2.
Further, the axis that the first tube body 13 and the second tube body 14 can also be arranged is vertical.
It is to be understood that shell 1 is the tee pipe fitting that the first tube body 13 and the second tube body 14 are welded, shell may also set up
Body 1 is 14 integrally formed tee pipe fitting of the first tube body 13 and the second tube body.
In a kind of possible embodiment, following steps can be used and assemble the device：
The first step：Ring apron 33 is embedded in annular seal groove 32；
Second step：By the drill bit 21 of drilling rod 2 out of, ring apron 33 is inserted into shell 1 cavity 11；
Third walks：Pressure cap 3 is threadedly coupled securely across drilling rod 2 with the first tube body 13；
4th step：The connecting rod 52 of handle 5 is tightened in the threaded hole 22 of drilling rod 2.
When needing to release production wellhead frozen block, open end (first end) that above-mentioned assembled device is passed through into shell 1
It is threadedly coupled on the tubing nipple of sampling gate.
The above is merely for convenience of it will be understood by those skilled in the art that the technical solution of the utility model, not to
Limit the utility model.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of device releasing production wellhead frozen block, which is characterized in that including：
Shell (1) with cavity (11), the shell (1) have the second end of open first end and sealing；The shell
(1) oil outlet (12) being connected to the cavity (11) is further opened on；With
Across the drilling rod (2) of the second end of the shell (1), one end with drill bit (21) of the drilling rod (2) is located at
In the cavity (11), the other end is located at the outside of the shell (1)；
And the drilling rod (2) can move along the axis of the cavity (11).
2. the apparatus according to claim 1, which is characterized in that the second end of the shell (1) is close by pressure cap (3)
It seals, through-hole (31) is provided on the pressure cap (3), the drilling rod (2) passes through the through-hole (31).
3. the apparatus of claim 2, which is characterized in that in the pressure cap (3) along the inner wall of the through-hole (31)
It is provided with annular seal groove (32)；
Ring apron (33) is installed in the annular seal groove (32)；
The drilling rod (2) is bonded with the ring apron (33).
4. the apparatus according to claim 1, which is characterized in that close to one end of the drill bit (21) on the drilling rod (2)
It is provided with ring baffle (4)；
There is the ring baffle (4) centre bore, the drilling rod (2) to pass through the centre bore fixed with the ring baffle (4)
Connection.
5. device according to claim 4, which is characterized in that the drilling rod (2) is located at the one of the outside of the shell (1)
End is fixedly connected with handle (5).
6. device according to claim 5, which is characterized in that be located at the outside of the shell (1) in the drilling rod (2)
One end is provided with screw thread；
The handle (5) has handle (51) and connecting rod (52)；
The connecting rod (52) is connected through a screw thread with the drilling rod (2).
7. the apparatus according to claim 1, which is characterized in that the shell (1) includes the first tube body (13) and the second pipe
Body (14)；
The inner cavity of first tube body (13) forms the cavity (11), and the inner cavity of second tube body (14) forms described fuel-displaced
Mouth (12).
8. device according to claim 7, which is characterized in that first tube body (13) and second tube body (14)
Axis is vertical.
9. device according to claim 7, which is characterized in that the outside of first tube body (13) has external screw thread.
10. device according to claim 8, which is characterized in that be additionally provided with fastening on the external screw thread of the first tube body (13)
Nut (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721776406.4U CN207686719U (en) | 2017-12-19 | 2017-12-19 | A kind of device releasing production wellhead frozen block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721776406.4U CN207686719U (en) | 2017-12-19 | 2017-12-19 | A kind of device releasing production wellhead frozen block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207686719U true CN207686719U (en) | 2018-08-03 |
Family
ID=62994245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721776406.4U Active CN207686719U (en) | 2017-12-19 | 2017-12-19 | A kind of device releasing production wellhead frozen block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207686719U (en) |
-
2017
- 2017-12-19 CN CN201721776406.4U patent/CN207686719U/en active Active
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