CN202185893U - Rapid filling device of packing for wellhead of oil pumping machine - Google Patents
Rapid filling device of packing for wellhead of oil pumping machine Download PDFInfo
- Publication number
- CN202185893U CN202185893U CN2011202699578U CN201120269957U CN202185893U CN 202185893 U CN202185893 U CN 202185893U CN 2011202699578 U CN2011202699578 U CN 2011202699578U CN 201120269957 U CN201120269957 U CN 201120269957U CN 202185893 U CN202185893 U CN 202185893U
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- China
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- packing
- polished rod
- packing box
- rotary body
- tooth
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Abstract
The utility model discloses a rapid filling device of packing for a wellhead of an oil pumping machine, comprising a rotating body, packing pressing teeth and a rotating handle, wherein an opening is formed on the side wall of the rotating body and communicated with a polish rod hole in the centre of the rotating body; the width of the opening is greater than the diameter of a polish rod; a screw thread, matched with a packing box, as well as the packing pressing teeth are disposed on the inner wall of the rotating body; the thickness of the lower ends of the packing teeth is less than a distance between the inner wall of the packing box and the polish rod; circular arcs are disposed at the lower ends of the packing teeth, and the lower part of the packing teeth is thicker than the upper part thereof; and the rotating handle is disposed outside the rotating body. The rapid filling device of packing for the wellhead of the oil pumping machine disclosed by the utility model has the advantages of simplicity in structure, convenience and rapidity in operation, is capable of filling the packing conveniently and rapidly and preventing damage to the polish rod and the packing box, therefore, production efficiency of the oil pumping machine is increased.
Description
Technical field
The oil pumper well head packing that the utility model relates in the field of petroleum exploitation adds holding tool, particularly a kind of quick installation device of oil pumper well head packing of dosing the belt packing in the oil pumper well head packing box.
Background technology
Oil pumper is to lean on the polished rod drive oil well pump piston of well head ceaselessly to move up and down, thereby underground oil is drawn up continuously in daily production.Polished rod leans on the sealing of well head packing box, and there is the error of centralization 6mm of permission at polished rod and packing box center, because polished rod is often inconsistent with the center line of packing box; Cause taking place eccentric wear; Cause wearing no resistance of conventional packing, the easy leakage of oil of well head needs the workman often to dose packing; Both influence production, strengthened working strength of workers again.In order to strengthen the sealing property of packing, many places have all been adopted in packing box and have been added the way of waste and old belt of oil pumping machine, even the special-purpose belt packing of oil pumper also occurred, and this method sealing effectiveness that adds belt is fine.But because the distance between packing box inwall and the polished rod is very little, the degree of depth is big, and the hardness of belt packing is very big again, and dosing the belt packing in the packing box is the work of wasting time and energy very much.Much more on-the-spot iron hammer and the drill rods of adopting are pounded inward, smash polished rod and packing box screw thread easily like this, and operating personnel will stand on the well head pipeline and operate, and also injure by a crashing object easily or the tumble injury operating personnel.
The instrument of dosing the belt packing in the packing box is also arranged at present; But a lot of deficiencies are arranged all; For example the inward turning body of the disclosed instrument of ZL201020604804 has only the processing space of a packing thickness, removes the surplus of free gap and polished rod deflection again, causes the inward turning body thickness very thin; If bump with polished rod because of the polished rod deflection when rotated, instrument is easy to damage.Simultaneously, also will be during the rotary body rotation through opening the groove place, instrument is distortion in a single day, and rotational resistance will increase, and causes labor intensity of operating staff to strengthen, and also can cause damage to polished rod.
Summary of the invention
The purpose of the utility model is to provide a kind of oil pumper well head packing quick installation device, can install packing quickly and easily additional, prevents to damage polished rod and packing box, improves the production efficiency of oil pumper.
For achieving the above object, the quick installation device of oil pumper well head packing of the utility model presses tooth and rotary handle to form by rotary body, packing.Have the polished rod hole at opening and center to communicate on the sidewall of said rotary body, the width of opening is greater than the diameter of polished rod.The rotary body inwall has the screw thread that matches with packing box, and has packing to press tooth, and packing presses the thickness of tooth lower end less than the distance between packing box inwall and the polished rod, and packing presses the lower end of tooth that circular arc is arranged, and the bottom is thicker than top, and there is rotary handle the outside of rotary body.
Adopted after the said structure, when needs add packing, unloaded the pressure cap of packing box earlier; Take out Glan, need only the polished rod hole that just can polished rod be inserted in rotary body through the opening of rotary body, utilize rotary handle that the screw thread of rotary body inwall is threaded with packing box; Insert an end of the belt packing of suitable length between packing box and the polished rod from the rotary body opening part then; Rotary body is continued to be screwed on the packing box, because the pitch of rotary body inwall screw thread will be far smaller than the thickness of belt packing, packing presses tooth in rotation, can constantly clamp-on the belt packing in the space between packing box inwall and the polished rod; All got in the packing box and compressed up to whole belt packings; Resign from office rotary body from packing box then, through opening part rotary body is taken off from polished rod again, put down Glan; The packing box pressure cap of screwing is dosed the work of belt packing and has just been accomplished quickly and easily.
Description of drawings
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is described in further detail.
Fig. 1 is the cutaway view of a specific embodiment of the quick installation device of the utility model oil pumper well head packing.
Fig. 2 is the vertical view of the specific embodiment shown in Figure 1.
Fig. 3 is the upward view of the specific embodiment shown in Figure 1.
The specific embodiment
As shown in Figure 1: the quick installation device of the utility model oil pumper well head packing presses tooth 2 and rotary handle 5 to form by rotary body 4, packing.Have the polished rod hole 3 at opening 1 and center to communicate on the sidewall of said rotary body 4, the width of opening 1 is greater than the diameter of polished rod.The inwall of rotary body 4 has the screw thread 6 that matches with packing box; And have packing to press tooth 2, packing presses the thickness of tooth 2 lower ends less than the distance between packing box inwall and the polished rod, and packing presses the lower end of tooth 2 that circular arc 7 is arranged; And the bottom is thicker than top, and there is rotary handle 5 outside of rotary body 4.
The width of rotary body 4 sidewall upper sheds 1 is greater than the polished rod diameter, and is all very convenient, quick when being inserted in and withdraw from polished rod.Packing presses the thickness of tooth 2 lower ends less than the distance between packing box inwall and the polished rod, and packing presses tooth 2 in the crack of packing box inwall and polished rod, to rotate along with the going up button of rotary body 4.Packing is pressed the circular arc 7 of tooth 2 lower ends, can press tooth 2 to clamp-on the belt packing resistance of reducing friction in the process of packing box at packing, makes packing press tooth 2 all very smooth and easy when being pressed into and withdraw from.Packing presses the bottom of tooth 2 thicker than top, and packing presses tooth 2 to be stuck on the polished rod in the time of can avoiding polished rod and packing box that alignment deviation is arranged, and causes rotary body 4 not rotate.The cooperation of rotary handle 5 and screw thread 6 makes when compressing the belt packing more easily quick.
When needs are dosed the belt packing; Unload the packing box pressure cap earlier; Take out Glan; As long as the polished rod hole 3 through the opening 1 on rotary body 4 sidewalls just can be inserted in polished rod rotary body 4 quickly and easily utilizes rotary handle 5 that the screw thread 6 of rotary body 4 inwalls is threaded with packing box, insert an end of the belt packing of suitable length between packing box and the polished rod from opening 1 then; Continue to be screwed in rotary body 4 on the packing box; Because the thickness of belt packing will be far longer than the pitch of screw thread 6, so packing presses tooth 4 constantly to clamp-on the belt packing in the space between packing box inwall and the polished rod, all got in the packing box and compresses up to whole belt packings.Utilize rotary handle 5 reverse rotation rotary bodies 4 again, rotary body 4 is resigned from office from packing box, through opening 1 place rotary body 4 is taken off from polished rod then, put down Glan, the packing box pressure cap of screwing is dosed the work of belt packing and has just been accomplished.The whole operation process convenient is quick, can avoid damaging polished rod and packing box to greatest extent, improves the production efficiency of oil pumper.
Certainly, the quick installation device of this oil pumper well head packing can also be employed on the outer wall of rotary body 4 and process structures such as spanner side, and such conversion is all within the protection domain of the utility model.
Claims (1)
1. quick installation device of oil pumper well head packing; Press tooth (2) and rotary handle (5) to form by rotary body (4), packing, it is characterized in that: have the polished rod hole (3) at opening (1) and center to communicate on the sidewall of rotary body (4), the width of opening (1) is greater than the diameter of polished rod; Rotary body (4) inwall has the screw thread (6) that matches with packing box; And have packing to press tooth (2), packing presses the thickness of tooth (2) lower end less than the distance between packing box inwall and the polished rod, and packing presses the lower end of tooth (2) that circular arc (7) is arranged; And the bottom is thicker than top, and there is rotary handle (5) outside of rotary body (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202699578U CN202185893U (en) | 2011-07-28 | 2011-07-28 | Rapid filling device of packing for wellhead of oil pumping machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202699578U CN202185893U (en) | 2011-07-28 | 2011-07-28 | Rapid filling device of packing for wellhead of oil pumping machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202185893U true CN202185893U (en) | 2012-04-11 |
Family
ID=45917363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202699578U Expired - Fee Related CN202185893U (en) | 2011-07-28 | 2011-07-28 | Rapid filling device of packing for wellhead of oil pumping machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202185893U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102493773A (en) * | 2011-12-15 | 2012-06-13 | 中国石油天然气股份有限公司 | Spirally wound packing filling device |
| CN104385214A (en) * | 2014-11-27 | 2015-03-04 | 天津汉工科技有限公司 | Horizontal whole-disc packing mounting device |
| CN105619313A (en) * | 2014-11-07 | 2016-06-01 | 中国石油天然气股份有限公司 | Packing taking and installing device |
-
2011
- 2011-07-28 CN CN2011202699578U patent/CN202185893U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102493773A (en) * | 2011-12-15 | 2012-06-13 | 中国石油天然气股份有限公司 | Spirally wound packing filling device |
| CN102493773B (en) * | 2011-12-15 | 2014-11-26 | 中国石油天然气股份有限公司 | Spirally wound packing filling device |
| CN105619313A (en) * | 2014-11-07 | 2016-06-01 | 中国石油天然气股份有限公司 | Packing taking and installing device |
| CN104385214A (en) * | 2014-11-27 | 2015-03-04 | 天津汉工科技有限公司 | Horizontal whole-disc packing mounting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Mo Guangming Document name: Notification of Termination of Patent Right |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120411 Termination date: 20130728 |