CN212716517U - Screw pump well head protection casing - Google Patents
Screw pump well head protection casing Download PDFInfo
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- CN212716517U CN212716517U CN202021106716.7U CN202021106716U CN212716517U CN 212716517 U CN212716517 U CN 212716517U CN 202021106716 U CN202021106716 U CN 202021106716U CN 212716517 U CN212716517 U CN 212716517U
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Abstract
A screw pump well mouth protective cover comprises a protective cover body, the protective cover body is a cylindrical transparent structure, the diameters of two cylindrical parts are big at the top and small at the bottom, the protective cover body is symmetrically and axially split, one side of the split part is provided with a hinge, the other side is provided with a lock ring, the top of the protective cover body is provided with a body fixing support, is respectively fixedly connected with a screw hole at the lower part of the screw pump gear box and the protective cover body through a fixing screw, the protective cover is provided with a lubricating part, the lubricating oil part is an oil storage box, the oil storage box is fixed at the upper part of the protective cover body, an oil outlet pipe is arranged at the bottom of the oil storage box, an oil filling port is arranged at the top of the oil storage box, the outlet of the oil outlet pipe is aligned with the pressure cap of the screw pump wellhead packing box, the protective cover is provided with a speed measuring box which is fixed at one side of the upper part of the protective cover body, the polish rod body is arranged symmetrically to the oil storage box, the speed measurement box comprises a speed measurement probe, and the speed measurement probe is aligned to the polish rod body. The utility model relates to a principle is reliable, and the protection casing part is few, and light in weight has very extensive application prospect.
Description
Technical Field
The utility model relates to a screw pump well head safety protection technical field. The utility model particularly relates to a screw pump well head protection casing, it can not shut down lubricate, fasten and clean screw pump well head.
Background
At present, oil field exploitation is increasingly required by urban construction greening, districts, scenic spots and the like, and more silent screw pump oil extraction modes are adopted.
The screw pump belongs to low-pressure and dilute-phase conveying equipment. The powder body enters a spiral conveying pump from a discharge opening, under the extrusion and powerful pushing of a variable pitch screw, the powder body uniformly enters the mixing chamber, the nozzle is arranged at the lower part of the mixing chamber, compressed air is sprayed into the mixing chamber through the nozzle box, under the action of jet flow and pressure difference, the powder body rapidly enters a conveying pipeline in a suspension flow mode and is conveyed into a material receiving chamber, air is filtered by a bin top material gas separator and then is discharged into the atmosphere, and the powder body falls into the material receiving chamber under the action of gravity to finish powder body conveying. The system is widely used for conveying powder materials in industries such as building materials, electric power, chemical industry, metallurgy and glass (a kiln head and kiln tail coal injection system in a cement plant, slag, cement, raw materials, kiln ash conveying system, a novel wall material lime and gypsum powder conveying system, a fly ash conveying system in the aerated brick industry, a fuming furnace in a smelting plant, a coal injection system, a fly ash conveying system under electric dust collection of a power plant, and a petroleum coke powder conveying system under a bag-type dust collector in the glass industry).
In many mechanical transmission fields, there are transmission shafts or rotating shaft parts, which can be wound around belts such as clothes or hair. According to the requirements of safety departments, in order to ensure that operating personnel are not damaged, various wellhead operations are required to be carried out under the shutdown state. However, the screw pump is a displacement pump, and frequent stoppage can cause discontinuous liquid output, damage to driving equipment and even pump clamping and well lying. In order to overcome the defect that the conventional screw pump wellhead does not have a special protective cover, the protective cover which is light in installation and can lubricate, fasten and clean the screw pump wellhead without stopping is urgently required to be developed so as to ensure that the screw pump can discharge liquid in long-term operation.
SUMMERY OF THE UTILITY MODEL
The problem that the screw pump well head in the prior art does not have a special protective cover and needs to be stopped for lubricating, fastening and cleaning is solved. The utility model provides a screw pump well head protection casing to reach and just can lubricate, fasten and clean the screw pump well head without shutting down, with the beneficial effect of guaranteeing the long-term operation of screw pump and going out liquid.
The utility model provides a screw pump well mouth protection casing, including protection casing body part, protection casing lubrication and protection casing speed measurement part, protection casing body part is cylindrical transparent structure, the diameter of cylindrical two parts is big-end-up, the body symmetry axial is cut open and is divided into two, cut open body cut open one side and be equipped with the hinge, cut open body cut open opposite side and be equipped with the catch, protection casing body top is equipped with the body fixed bolster, the body fixed bolster is the design of right angle panel, through set screw respectively with screw pump gear box lower part screw and protection casing body fixed connection, realize the protection casing body is wholly fixed, protection casing lubrication part is oil storage box-shaped structure, oil storage box fixed protection casing body upper portion is equipped with oil outlet line in the oil storage box bottom, the oil storage box top is equipped with the oil filler hole, oil outlet line mouth aims at screw pump well mouth packing box pressure cap department, the protection casing speed measurement part is the oil storage box symmetry setting, and the fixed protection casing body upper portion one side of testing the speed the box, and the probe that tests the speed aims at the polished rod body, and the polished rod body pastes two response magnetic sheet, test the speed probe connecting wire and be connected to oil well control box, signal transmission oil well control box and record regulation data.
The specific implementation mode is as follows:
the utility model provides a screw pump well head protection casing, includes the protection casing body, the protection casing body is cylindrical structure, big-end-up is down in cylindrical two part diameter, the protection casing body symmetry axial is cut open, cut open department one side and be equipped with the hinge, the opposite side is equipped with the catch, protection casing body top is equipped with body fixed bolster, respectively with screw pump gear box lower part screw and protection casing body fixed connection through set screw, screw pump well head packing box pressure cap department is aimed at in the export of oil line, the protection casing has the part that tests the speed, the part that tests the speed is the box that tests the speed, the box that tests the speed is fixed in protection casing body upper portion one side, with the oil storage box symmetry sets up, the box that tests the speed includes the speed.
Preferably, the polished rod body is adhered with two induction magnetic sheets.
Preferably the tachometer probe is connected to a well control box.
Preferably the shield is provided with a lubricating portion.
Preferably, the lubricating oil portion is a reservoir.
Preferably, the oil storage box is fixed to the upper portion of the protective cover body, an oil outlet pipeline is arranged at the bottom of the oil storage box, and an oil filling port is formed in the top of the oil storage box.
The beneficial effects of the utility model reside in that:
the utility model provides an adaptable different screw pump well head protection operation requirement of protection casing. The screw pump wellhead protective cover is transparent, the operation state of the wellhead polished rod can be clearly observed without stopping, operations such as well head lubrication, fastening and cleaning can be performed without stopping, the wellhead part can be lubricated in time, leakage pollution of a wellhead packing box is reduced, the rotating speed of the polished rod is monitored in real time, the operation state of an oil well is judged, measures are taken in time, the long-term effective operation of the screw pump well is guaranteed, the application and popularization prospect is good, and the screw pump wellhead protective cover has remarkable economic benefits and social benefits.
Furthermore, the utility model relates to a principle is reliable, and the protection casing part is few, and light in weight has very extensive application prospect.
Drawings
Fig. 1 is a schematic view of the overall structure of a screw pump wellhead according to an embodiment of the present invention.
Fig. 2 is a schematic structural view of a screw pump wellhead protective cover body according to an embodiment of the present invention.
Fig. 3 is a schematic view of the screw pump wellhead protective cover fixing structure according to an embodiment of the present invention.
The reference numbers are as follows:
1. a screw pump Christmas tree, 2, a second-level packing, 3, a packing inner cavity, 4, a packing box, 5, a screw pump polished rod, 6, a rod protective cover, 7, an anti-jacking protective cover, 8, a speed measuring probe, 9, an induction magnetic sheet,
10. a top jam preventing shield 11, a fixing screw 12, a screw pump gear box 13, a driving clamp 14, a driving clamp protective cover 15, a speed measuring probe connecting wire 16, an oil well control box 17, an oil outlet pipeline,
18. oil storage box, 19 fixing support, 20 locking ring, 21 hinge.
Detailed Description
The utility model provides a screw pump well head protection casing, including protection casing body part, protection casing lubrication and protection casing speed measurement part etc. constitute.
The first embodiment is as follows:
fig. 1 is the screw pump well head overall structure schematic diagram of embodiment one of the utility model.
Fig. 2 is the first embodiment of the present invention, which is a schematic view of a screw pump wellhead protective cover structure body.
Fig. 3 is the embodiment of the utility model provides a screw pump well head protection casing fixed knot constructs the schematic diagram.
As shown in fig. 1 and 2, in this embodiment, the shield body is divided into two parts by axial cutting, namely, the rod shield 6 and the anti-sticking shield 7, the number of the oil storage boxes 18 and the speed measuring probes 8 is 1, and the oil storage boxes and the speed measuring probes are symmetrically arranged on two sides of the anti-sticking shield 7.
In the first embodiment, the main body of the protective cover is a cylindrical transparent structure, the diameters of the two cylindrical parts are large at the top and small at the bottom, a hinge 20 is arranged on one side of the cut-open part of the cut-open body, and a lock ring 21 is arranged on the other side of the cut-open part of the cut-open body.
In fig. 3, the top of the protective cover body is provided with a body fixing support 19, the body fixing support 19 is designed to be a right-angle plate, and the protective cover body is integrally fixed by fixing screws 11 which are respectively and fixedly connected with screw holes at the lower part of the screw pump gear box 12 and the protective cover body.
In the first embodiment, the lubricating part of the protective cover is of a box-shaped structure, the oil storage box 18 fixes the upper part of the protective cover body, the bottom of the oil storage box 18 is provided with an oil outlet pipeline 17, the top of the oil storage box 18 is provided with an oil filling port, and the oil outlet pipeline 17 is aligned to the pressure cap of the screw pump wellhead packing box 4.
In the first embodiment, the speed measuring part of the protective cover is symmetrically arranged with the oil storage box 18, the speed measuring probe 8 is fixed on one side of the upper part of the protective cover body, the speed measuring probe 8 is aligned with the screw pump polished rod 5 body, the two induction magnetic sheets 9 are adhered to the screw pump polished rod 5 body, the speed measuring probe connecting line 15 is connected to the oil well control box 16, and the signal is transmitted to the oil well control box 16 and the regulating data is recorded.
The specific implementation manner of this embodiment is:
when a protective cover needs to be installed at the wellhead of the screw pump well, a 16 box door of the oil well control box is opened, the machine is stopped, two induction magnetic sheets 9 are adhered to the proper positions of the screw pump polished rod 5, a locking ring 21 of the screw pump wellhead protective cover is opened and buckled on the outer sides of the anti-jacking clamp 10 and the screw pump polished rod 5, the locking ring 21 is buckled, and the body fixing support 19 is fixedly connected with a screw hole at the lower part of the screw pump gear box 12 and the protective cover body through the fixing screw 11, so that the. Proper amount of lubricating oil is added into the oil storage box 18, and a trace amount of lubricating oil is adjusted to be aligned to the pressure cap of the screw pump wellhead packing box 4 from the oil outlet pipeline 17, so that lubrication of the wellhead screw pump polish rod 5 is realized. The speed measuring probe connecting line 15 is connected to the oil well control box 16, and the signal transmission oil well control box 16 records the adjusting data.
When the screw pump normally operates, the well head protective cover is transparent, the operation state of the well head polished rod can be clearly observed without stopping, the operations such as lubrication, fastening and cleaning of the well head can be carried out without stopping, the well head part is lubricated in time, the leakage pollution of a well head packing box is reduced, the rotating speed of the polished rod is monitored in real time, the operation state of the oil well is judged, measures are taken in time, and the long-term effective operation of the screw pump well is ensured.
Example two:
in this embodiment, protection casing body part is pole protection casing and anti-sticking guard shield respectively equally, and the quantity of oil storage box is two, sets up respectively on pole protection casing and anti-sticking guard shield, and speed probe quantity is one, sets up in the one side of preventing sticking guard shield. The speed measuring probe aims at the screw pump polished rod body, two induction magnetic sheets are attached to the screw pump polished rod body, the speed measuring probe connecting line is connected to the oil well control box, and the signal transmission oil well control box is used for recording and adjusting data.
When the combined lubrication device works, the rod protection cover and the anti-top-clamping protection cover are respectively and independently lubricated, so that the problem of overheating of part of equipment during combined lubrication is avoided.
The specific implementation manner of this embodiment is:
two induction magnetic sheets are adhered to the proper position of the screw pump polished rod, a locking ring of the screw pump wellhead protective cover is opened and buckled on the outer sides of the anti-jacking clamp and the screw pump polished rod, the locking ring is buckled, and the body fixing support is fixedly connected with a screw hole in the lower portion of the screw pump gear box and the protective cover body through fixing screws respectively, so that the protective cover body is integrally fixed. Proper amount of lubricating oil is respectively added into the oil storage boxes, and one oil storage box is adjusted to be aligned to the pressure cap of the screw pump wellhead packing box from an oil outlet pipeline, so that lubrication of a wellhead screw pump polished rod is realized. The outlet of the other oil storage box is aligned to the screw pump gear box to realize the lubrication of the screw pump gear box. The speed measuring probe connecting line is connected to the oil well control box, and the signal transmission oil well control box records the regulation data.
When the screw pump normally operates, the wellhead protection cover is provided with the observation window, the observation window is used for observing the operation state of the wellhead polished rod, the protection cover can be used for lubricating, fastening, cleaning and other operations of the wellhead without stopping, the wellhead part is lubricated in time, the leakage pollution of a wellhead packing box is reduced, the rotating speed of the polished rod is monitored in real time, the operation state of an oil well is judged, measures are taken in time, and the long-term effective operation of the screw pump well is guaranteed.
Example 3:
in this embodiment, the protection casing body part is made by 45# steel, and whole is the conical, avoids the junk, and a plurality of circular observation windows on the body part inlay has organic glass on the observation window.
The observation window is right opposite to key parts such as the screw pump Christmas tree, the packing box, the screw pump polished rod, the screw pump gear box and the like, so that the effective protection effect can be achieved, and the key parts of the wellhead can be observed at any time. Meanwhile, the organic glass has stronger corrosion resistance, and the problem of frequent replacement of the observation window caused by long-term use is avoided.
The foregoing is only a part of the preferred embodiments of the present invention. Any person skilled in the art may modify the above-described embodiments or modify them to equivalent solutions. Therefore, any simple modifications or equivalent replacements made according to the embodiments of the present invention belong to the scope of the claimed invention.
Claims (6)
1. The utility model provides a screw pump well head protection casing which characterized in that: the protection cover comprises a protection cover body, the protection cover body is of a cylindrical structure, the diameters of two cylindrical parts are large in the top and small in the bottom, the protection cover body is symmetrically and axially split, one side of the split part is provided with a hinge, the other side of the split part is provided with a lock ring, the top of the protection cover body is provided with a body fixing support which is fixedly connected with a screw hole in the lower part of a screw pump gear box and the protection cover body through fixing screws respectively, the outlet of an oil outlet pipeline is aligned to the pressure cap of a screw pump wellhead packing box, the protection cover is provided with a speed measuring part, the speed measuring part is a speed measuring box, the speed measuring box is fixed on one side of the upper part of.
2. A screw pump well wellhead shield as claimed in claim 1, wherein: the polished rod body is pasted with two induction magnetic sheets.
3. A screw pump well wellhead protective cover according to claim 1 or claim 2, characterised in that: the speed measuring probe is connected to the oil well control box.
4. A screw pump well wellhead shield as claimed in claim 1, wherein: the protective cover is provided with a lubricating part.
5. A screw pump well wellhead protective cover according to claim 4, characterised in that: the lubricating part is an oil storage box.
6. A screw pump well wellhead shield according to claim 5, characterised in that: the oil storage box is fixed on the upper portion of the protective cover body, an oil outlet pipeline is arranged at the bottom of the oil storage box, and an oil filling port is formed in the top of the oil storage box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021106716.7U CN212716517U (en) | 2020-06-15 | 2020-06-15 | Screw pump well head protection casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021106716.7U CN212716517U (en) | 2020-06-15 | 2020-06-15 | Screw pump well head protection casing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212716517U true CN212716517U (en) | 2021-03-16 |
Family
ID=74951147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021106716.7U Active CN212716517U (en) | 2020-06-15 | 2020-06-15 | Screw pump well head protection casing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212716517U (en) |
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2020
- 2020-06-15 CN CN202021106716.7U patent/CN212716517U/en active Active
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