CN212716554U - Chemical feeding device utilizing power of oil pumping unit and power driving mechanism of oil pumping unit - Google Patents
Chemical feeding device utilizing power of oil pumping unit and power driving mechanism of oil pumping unit Download PDFInfo
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- CN212716554U CN212716554U CN202020943947.7U CN202020943947U CN212716554U CN 212716554 U CN212716554 U CN 212716554U CN 202020943947 U CN202020943947 U CN 202020943947U CN 212716554 U CN212716554 U CN 212716554U
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Abstract
The utility model discloses an utilize charge device of oil extractor power and oil extractor power drive mechanism thereof, charge mechanism includes: the first transmission mechanism is connected with the power driving mechanism of the oil pumping unit, and a first piston is arranged at the lower end of the first transmission mechanism; the dosing base pipe is provided with a radial medicine inlet and a radial medicine outlet, wherein the medicine outlet is higher than the medicine inlet, and the first piston is arranged in the dosing base pipe and mutually slides and seals; the upper end of the chemical box is provided with a chemical feeding port, and the side wall of the chemical box is communicated with a chemical inlet and a chemical outlet; the medicine base pipe is connected to the connector upper end, installs the single current valve in the central channel of connector. The utility model discloses utilize the up-and-down line of beam-pumping unit walking beam as power, the device utilizes the frequency of beam-pumping unit up-and-down line to add the medicine simultaneously, has both realized continuous automatic reagent feeding, has reduced workman's intensity of labour again, has improved work efficiency.
Description
Technical Field
The utility model belongs to the technical field of the oil pumping well production technique and specifically relates to an utilize charge device of oil pumping machine power and beam-pumping machine power-driven mechanism thereof.
Background
At present, in the production process of a well-known pumping well, the problems of oil well load rising, well head back pressure rising and the like are caused frequently due to the phenomena of crude oil wax precipitation, thick crude oil emulsification and the like, and in severe cases, a deep well pump is blocked and a pumping rod is broken, so that the well laying rate of the well is increased, and the production cost expenditure is increased. At present, the mode of manually and periodically adding medicine into a sleeve or continuously adding medicine into a medicine adding machine is adopted on site. The manual medicine adding is time-consuming and labor-consuming, and the working efficiency is low. Adopt well head dosing machine to add the medicine, equipment price is high, needs the power consumption to drive, and the dosing machine fault rate is high simultaneously, often goes wrong, needs the producer to maintain, has increased the cost expenditure. By designing the dosing device utilizing the power of the oil pumping machine, the cost expenditure caused by using a dosing machine is mainly saved, and the problems of low working efficiency, time waste and labor waste of manual dosing are solved.
Publication (bulletin) No.: CN107829716B, publication (public notice) day: 2018-10-02 provides a kinetic energy medicine adding device for a polish rod of an oil well, wherein an inlet pipeline of a medicine adding pump is connected with a medicine adding barrel, a one-way valve A is arranged at an inlet of the medicine adding pump, an outlet pipeline of the medicine adding pump is connected with a pressure regulating valve, a one-way valve B is arranged at an outlet of the medicine adding pump, a pressure gauge A is arranged behind the one-way valve B, an outlet pipeline of the pressure regulating valve is connected with a well pipeline, the pressure gauge B is arranged on the well pipeline, a one-way valve C, a one-way valve D, a purge valve and a switch valve are sequentially arranged behind an outlet of the pressure; has the advantages that: the power of the pumping unit is fully utilized as the motive power of the dosing pump, other additional power equipment is not needed, the maintenance is simple, the pumping unit is organically matched with a wellhead, other operations of the wellhead are not influenced, and the dosing cost can be reduced; the dosing quantity can be adjusted, and accurate dosing can be realized without stopping the well; small volume, simple installation, little maintenance and elegant appearance.
Publication (bulletin) No.: CN205638368U, publication (public notice) day: 2016-10-12 discloses an automatic continuous dosing device of a well mouth of a pumping unit, which comprises a pump support and a dosing pump arranged in the pump support, wherein a polished rod is arranged on one side of the pump support, a collision block for pressing a plunger of the dosing pump is arranged on one side of the top end of the polished rod, a liquid outlet pipe is communicated with the right side of the dosing pump, and a liquid inlet pipe communicated with the dosing pump is arranged at one end, which is positioned on the right side of the dosing pump, of the liquid outlet pipe. The utility model discloses the power of polished rod drives the medicine pump and realizes adding medicine in succession to adjust the medicine volume of adding as required, the liquid medicine high-usage, the effect ideal.
Publication (bulletin) No.: CN203716935U, publication (public notice) day: 2014-07-16 relates to an oil field auxiliary device, in particular to an oil well continuous dosing device, which comprises a drug storage head tank, a dosing pump and an oil-water separator, wherein the drug storage head tank is positioned at the top end of an oil pumping frame, an outlet pipeline of the drug storage head tank is connected with a casing through the dosing pump, the oil pipeline is connected with the oil-water separator in series, and an outlet pipeline at the bottom of the oil pipeline is connected with the casing. The utility model discloses oil well adds medicine device in succession simple structure, and the investment is little. The residual energy of the oil pumping unit can be utilized to click the dosing pump, the viscosity reducer can be uninterruptedly added into the sleeve, the injection amount can be randomly adjusted, the viscosity reducer can be diluted by utilizing the water separated from the oil pipeline, the viscosity reducer can reach the optimal concentration, and the utilization rate of the viscosity reducer is improved. The device is not limited by climate and consumes no electric energy in the operation process, saves manpower and material resources, and can greatly reduce the load of the oil pumping unit.
Publication (bulletin) No.: CN206625826U, publication (public notice) day: 2017-11-10 discloses an oil well automatic medicine adding device, which comprises an impact head, an impact rod connected with the bottom of the impact head, and a first reset spring sleeved on the surface of the impact rod, wherein one end of the impact rod penetrates through a sealing cover and is in through connection with a piston arranged in an inner cavity of the medicine adding device, one side of the inner cavity is communicated with a medicine outlet of a medicine box, and a check valve is further arranged below the inner cavity. The utility model discloses a set up the montant, the piston, the interior baffle, a slide rail, the inner door, the medicine mouth, third reset spring, the connecting rod, advance the medicine mouth dog, advance the medicine mouth, first side lever, the separation cloth, the design of separation cloth holder and second side lever, can be according to the descending condition of beam-pumping unit polished rod each time, the control is advanced the medicine mouth and is supplemented the liquid medicine in the medicament case, go upward at the beam-pumping unit polished rod simultaneously, all the other springs are under the condition that resets, can seal advancing the medicine mouth, avoid liquid medicine pressure to act on the single current valve, cause the circumstances such as liquid medicine waste to take place, the degree of automation of device has been improved greatly.
Technical scheme and the technical problem that will solve and the beneficial effect who produces of above disclosure technique all with the utility model discloses inequality, perhaps technical field or application scenario are different, are directed to the utility model discloses more technical problem and the beneficial effect that will solve, above open technical document all do not have the technological inspiration.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an utilize charge device of beam-pumping unit power and beam-pumping unit power-driven mechanism thereof to the above-mentioned defect that prior art exists, utilize the up-and-down of beam-pumping unit walking beam as power, do not use the electric energy as power, very big reduction manufacturing cost expenditure. Meanwhile, the device adds medicine by utilizing the uplink and downlink frequency of the pumping unit, thereby not only realizing continuous automatic medicine adding, but also reducing the labor intensity of workers and improving the working efficiency.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a chemical adding device utilizing the power of an oil pumping machine comprises an oil pumping machine power driving mechanism and a chemical adding mechanism;
the medicine adding mechanism comprises:
the first transmission mechanism is connected with the power driving mechanism of the oil pumping unit, and a first piston is arranged at the lower end of the first transmission mechanism;
the dosing base pipe is provided with a radial medicine inlet and a radial medicine outlet, wherein the medicine outlet is higher than the medicine inlet, and the first piston is arranged in the dosing base pipe and mutually slides and seals;
the upper end of the chemical box is provided with a chemical feeding port, and the side wall of the chemical box is communicated with a chemical inlet and a chemical outlet;
the medicine base pipe is connected to the connector upper end, installs the single current valve in the central channel of connector.
Further, the first transmission mechanism includes:
the plunger is arranged in the first cylinder body and is in sliding seal with the first cylinder body, a high-pressure port is formed in the upper end of the first cylinder body, a quick connector is arranged at the high-pressure port, and the quick connector is connected with a power driving mechanism of an oil pumping machine through a high-pressure pipeline;
the upper end of the hydraulic rod is connected with the plunger, and the lower end of the hydraulic rod is connected with the first piston;
the upper end of the first sealing pipe is connected with the first cylinder body, the lower end of the first sealing pipe is connected with the dosing base pipe, the hydraulic rod penetrates through the first sealing pipe, and a first sealing device is arranged between the outer wall of the hydraulic rod and the inner wall of the first sealing pipe;
the hydraulic rod is sleeved with a first reset spring, the upper end of the first reset spring abuts against the plunger, and the lower end of the first reset spring abuts against the first adjusting nut.
Further, the medicament box is fixed on the first base.
Further, the power driving mechanism of the oil pumping unit comprises:
the lower end of the second transmission mechanism is provided with a second piston;
the transmission base pipe is provided with a radial oil inlet and a radial oil outlet, the oil outlet is higher than the oil inlet, the second piston is arranged in the transmission base pipe and is sealed in a sliding manner, the lower end of the transmission base pipe is provided with a high-pressure port, the high-pressure port is provided with a quick connector, and the quick connector is connected with the first transmission mechanism through a high-pressure pipeline;
and the side wall of the hydraulic oil tank is communicated with the oil inlet and the oil outlet.
Further, the second transmission mechanism includes:
the impact head is in a wedge-shaped block shape;
the upper end of the transmission rod is connected with the impact head, and the lower end of the transmission rod is connected with the second piston;
the lower end of the second sealing pipe is connected with the transmission base pipe, the transmission rod penetrates through the second sealing pipe, and a second sealing device is arranged between the outer wall of the transmission rod and the inner wall of the second sealing pipe;
and the second adjusting nut is arranged on the external thread of the transmission rod, a second return spring is sleeved on the transmission rod, the upper end of the second return spring props against the impact head, and the lower end of the second return spring props against the second adjusting nut.
Furthermore, the hydraulic oil tank and the transmission base pipe are fixed on the second base.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a pumping unit power drive mechanism for a medicating device, comprising:
the lower end of the second transmission mechanism is provided with a second piston;
the transmission base pipe is provided with a radial oil inlet and a radial oil outlet, the oil outlet is higher than the oil inlet, the second piston is arranged in the transmission base pipe and is sealed in a sliding manner, the lower end of the transmission base pipe is provided with a high-pressure port, the high-pressure port is provided with a quick connector, and the quick connector is connected with the first transmission mechanism through a high-pressure pipeline;
and the side wall of the hydraulic oil tank is communicated with the oil inlet and the oil outlet.
Further, the second transmission mechanism includes:
the impact head is in a wedge-shaped block shape;
the upper end of the transmission rod is connected with the impact head, and the lower end of the transmission rod is connected with the second piston;
the lower end of the second sealing pipe is connected with the transmission base pipe, the transmission rod penetrates through the second sealing pipe, and a second sealing device is arranged between the outer wall of the transmission rod and the inner wall of the second sealing pipe;
and the second adjusting nut is arranged on the external thread of the transmission rod, a second return spring is sleeved on the transmission rod, the upper end of the second return spring props against the impact head, and the lower end of the second return spring props against the second adjusting nut.
Compared with the prior art, the utility model following beneficial effect has:
the power end part and the dosing end part are connected through a high-pressure pipeline, the power end part is installed on a base at the front end of a bearing in a beam of the pumping unit, and the dosing end part is installed at a wellhead and is connected with the casing through a connector. When the walking beam of the pumping unit runs downwards, the piston at the power end part is extruded, the piston at the dosing end part is extruded under the hydraulic action of the engine oil of the high-pressure pipe, and the medicament is extruded into the sleeve, so that the whole process of automatic dosing is repeatedly finished. The adjusting nut of the sealing device of the dosing device is used for fastening the sealing piece to prevent leakage.
The utility model discloses simple structure, safe and reliable, it is when utilizing the downward operation of beam-pumping unit walking beam, extrudees the piston of power tip, and through the hydraulic action of the machine oil of high-pressure pipe, the extrusion adds the piston of medicine tip, and it is intraductal to extrude the cover with the medicament, so accomplished the overall process of automatic reagent feeding repeatedly. Utilize the beam-pumping unit walking beam as the power supply, reach the cost expenditure that has both practiced thrift and use the dosing machine and bring, solved artifical dosing work efficiency again and hang down the problem of wasting time and energy.
The utility model discloses can realize function and effect that present medicine-adding machine added the medicine, because this charge device utilizes the up-and-down of beam-pumping unit walking beam as power, does not use the electric energy as power, very big reduction manufacturing cost expenditure. Meanwhile, the device adds medicine by utilizing the uplink and downlink frequency of the pumping unit, thereby not only realizing continuous automatic medicine adding, but also reducing the labor intensity of workers and improving the working efficiency.
Drawings
FIG. 1 is a schematic view of a chemical feeding mechanism of a chemical feeding device using power of an oil pumping unit of the present invention;
fig. 2 is the structure schematic diagram of the power driving mechanism of the chemical adding device using the power of the pumping unit.
In the figure: the device comprises a high-pressure pipeline 1, a quick joint 2, a plunger 3, a first adjusting nut 4, a sealing first sealing device 5, a first piston 6, a first return spring 7, a chemical box 8, a chemical inlet 9, a chemical outlet 10, a chemical adding port 11, a first base 12, a check valve 13 and a connector 14;
the hydraulic oil cylinder comprises an impact head 21, a second return spring 22, a second adjusting nut 23, a second sealing device 24, a second piston 25, a hydraulic oil tank 26, an oil inlet 27, an oil outlet 28, a second base 29 and a quick coupling 30.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1:
referring to fig. 1 to 2, the present invention provides a technical solution:
a chemical adding device utilizing the power of an oil pumping machine comprises an oil pumping machine power driving mechanism and a chemical adding mechanism;
the medicine adding mechanism comprises:
the first transmission mechanism is connected with the power driving mechanism of the oil pumping unit, and a first piston is arranged at the lower end of the first transmission mechanism;
the dosing base tube is provided with a radial medicine inlet 9 and a radial medicine outlet 10, wherein the medicine outlet is higher than the medicine inlet, and the first piston 6 is arranged in the dosing base tube and mutually slides and seals;
the upper end of the chemical box is provided with a chemical feeding port 11, and the side wall of the chemical box is communicated with a chemical inlet and a chemical outlet;
a connector 14, the medicine base pipe is connected to the connector upper end, and a check valve 13 is installed in the central passage of the connector.
Further, the first transmission mechanism includes:
the oil pumping unit comprises a first cylinder body, wherein a plunger 3 is arranged in the first cylinder body, the plunger and the first cylinder body are in sliding seal, a high-pressure port is formed in the upper end of the first cylinder body, a quick connector 2 is arranged at the high-pressure port, and the quick connector is connected with a power driving mechanism of the oil pumping unit through a high-pressure pipeline 1;
the upper end of the hydraulic rod is connected with the plunger 3, and the lower end of the hydraulic rod is connected with the first piston 6;
the upper end of the first sealing pipe is connected with the first cylinder body, the lower end of the first sealing pipe is connected with the dosing base pipe, the hydraulic rod penetrates through the first sealing pipe, and a first sealing device 5 is arranged between the outer wall of the hydraulic rod and the inner wall of the first sealing pipe;
and the first adjusting nut 4 is arranged on the external thread of the hydraulic rod, a first reset spring 7 is sleeved on the hydraulic rod, the upper end of the first reset spring props against the plunger, and the lower end of the first reset spring props against the first adjusting nut.
Further, the chemical tank is fixed to the first base 12.
Further, the power driving mechanism of the oil pumping unit comprises:
the lower end of the second transmission mechanism is provided with a second piston;
the transmission base pipe is provided with a radial oil inlet 27 and a radial oil outlet 28, wherein the oil outlet is higher than the oil inlet, the second piston 25 is arranged in the transmission base pipe and is sealed in a sliding manner, the lower end of the transmission base pipe is provided with a high-pressure port, the high-pressure port is provided with a quick joint 30, and the quick joint is connected with a first transmission mechanism through a high-pressure pipeline 1;
and the side wall of the hydraulic oil tank 26 is communicated with the oil inlet and the oil outlet.
Further, the second transmission mechanism includes:
the impact head 21 is in a wedge-shaped block shape;
the upper end of the transmission rod is connected with the impact head, and the lower end of the transmission rod is connected with the second piston;
the lower end of the second sealing pipe is connected with the transmission base pipe, the transmission rod penetrates through the second sealing pipe, and a second sealing device 24 is arranged between the outer wall of the transmission rod and the inner wall of the second sealing pipe;
and the second adjusting screw cap 23 is arranged on the external thread of the transmission rod, a second return spring 22 is sleeved on the transmission rod, the upper end of the second return spring props against the impact head, and the lower end of the second return spring props against the second adjusting screw cap.
Further, the hydraulic oil tank and the transmission base pipe are fixed on the second base 29.
The utility model adopts the following technical scheme:
a pumping unit power drive mechanism for a medicating device, comprising:
the lower end of the second transmission mechanism is provided with a second piston;
the transmission base pipe is provided with a radial oil inlet 27 and a radial oil outlet 28, wherein the oil outlet is higher than the oil inlet, the second piston 25 is arranged in the transmission base pipe and is sealed in a sliding manner, the lower end of the transmission base pipe is provided with a high-pressure port, the high-pressure port is provided with a quick joint 30, and the quick joint is connected with a first transmission mechanism through a high-pressure pipeline 1;
and the side wall of the hydraulic oil tank 26 is communicated with the oil inlet and the oil outlet.
Further, the second transmission mechanism includes:
the impact head 21 is in a wedge-shaped block shape;
the upper end of the transmission rod is connected with the impact head, and the lower end of the transmission rod is connected with the second piston;
the lower end of the second sealing pipe is connected with the transmission base pipe, the transmission rod penetrates through the second sealing pipe, and a second sealing device 24 is arranged between the outer wall of the transmission rod and the inner wall of the second sealing pipe;
and the second adjusting screw cap 23 is arranged on the external thread of the transmission rod, a second return spring 22 is sleeved on the transmission rod, the upper end of the second return spring props against the impact head, and the lower end of the second return spring props against the second adjusting screw cap.
A base is arranged at the middle bearing position of the walking beam and is used for installing a power end part, a dosing end part is arranged at a wellhead, two ends are connected through a high-pressure pipeline, thus, when the pumping unit descends to a position close to a bottom dead center, the impact head at the bottom plane power end part of the walking beam is utilized to make the piston part at the power end move downwards to squeeze engine oil, the piston at the dosing end part is pushed to descend through the hydraulic pressure of the engine oil, in the process of moving down the piston, the medicament is extruded to force a check valve connected with the sleeve to open, and finally the medicament is extruded into the sleeve, when the pumping unit moves upwards, the piston at the dosing end part resets and moves upwards under the action of the top spring, the check valve also closes the channels of the sleeve and the dosing device, and oil of the high-pressure pipe machine flows back when the piston at the dosing end part resets, and under the action of a return spring at the power end part of the top, the power end piston is reset, and meanwhile, engine oil flows back to fill the space left by the piston. The medicament in the medicament box enters a cavity of the mechanical medicament feeding device under the action of gravity of potential difference, so that the one-time medicament feeding process is completed, and the whole process of automatic continuous medicament feeding is repeatedly completed.
The utility model discloses simple structure, safe and reliable, it is when utilizing the downward operation of beam-pumping unit walking beam, extrudees the piston of power tip, and through the hydraulic action of the machine oil of high-pressure pipe, the extrusion adds the piston of medicine tip, and it is intraductal to extrude the cover with the medicament, so accomplished the overall process of automatic reagent feeding repeatedly. Utilize the beam-pumping unit walking beam as the power supply, reach the cost expenditure that has both practiced thrift and use the dosing machine and bring, solved artifical dosing work efficiency again and hang down the problem of wasting time and energy.
The utility model discloses can realize function and effect that present medicine-adding machine added the medicine, because this charge device utilizes the up-and-down of beam-pumping unit walking beam as power, does not use the electric energy as power, very big reduction manufacturing cost expenditure. Meanwhile, the device adds medicine by utilizing the uplink and downlink frequency of the pumping unit, thereby not only realizing continuous automatic medicine adding, but also reducing the labor intensity of workers and improving the working efficiency.
Example 2:
referring to fig. 1 to 2, the present invention provides a technical solution:
a chemical adding device utilizing the power of an oil pumping machine comprises an oil pumping machine power driving mechanism and a chemical adding mechanism;
the medicine adding mechanism comprises:
the first transmission mechanism is connected with the power driving mechanism of the oil pumping unit, and a first piston is arranged at the lower end of the first transmission mechanism;
the dosing base tube is provided with a radial medicine inlet 9 and a radial medicine outlet 10, wherein the medicine outlet is higher than the medicine inlet, and the first piston 6 is arranged in the dosing base tube and mutually slides and seals;
the upper end of the chemical box is provided with a chemical feeding port 11, and the side wall of the chemical box is communicated with a chemical inlet and a chemical outlet;
a connector 14, the medicine base pipe is connected to the connector upper end, and a check valve 13 is installed in the central passage of the connector.
Further, the first transmission mechanism includes:
the oil pumping unit comprises a first cylinder body, wherein a plunger 3 is arranged in the first cylinder body, the plunger and the first cylinder body are in sliding seal, a high-pressure port is formed in the upper end of the first cylinder body, a quick connector 2 is arranged at the high-pressure port, and the quick connector is connected with a power driving mechanism of the oil pumping unit through a high-pressure pipeline 1;
the upper end of the hydraulic rod is connected with the plunger 3, and the lower end of the hydraulic rod is connected with the first piston 6;
the upper end of the first sealing pipe is connected with the first cylinder body, the lower end of the first sealing pipe is connected with the dosing base pipe, the hydraulic rod penetrates through the first sealing pipe, and a first sealing device 5 is arranged between the outer wall of the hydraulic rod and the inner wall of the first sealing pipe;
and the first adjusting nut 4 is arranged on the external thread of the hydraulic rod, a first reset spring 7 is sleeved on the hydraulic rod, the upper end of the first reset spring props against the plunger, and the lower end of the first reset spring props against the first adjusting nut.
Further, the chemical tank is fixed to the first base 12.
Although fig. 1 to 2 are used in all the above embodiments, it is obvious to those skilled in the art that separate drawings are not shown as long as the parts or structural features missing in the embodiments are removed from the drawings. As will be clear to the skilled person. Of course, the embodiments with more components are only the preferred embodiments, and the embodiments with fewer components are the basic embodiments, but the basic utility model objects can also be achieved, so all these are within the protection scope of the present invention.
All parts and parts which are not discussed in the present application and the connection mode of all parts and parts in the present application belong to the known technology in the technical field, and are not described again. Such as welding, threaded connections, etc.
In the present application, the term "plurality" means two or more unless expressly defined otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "front", "back", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or unit indicated must have a specific direction, be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A chemical adding device utilizing the power of an oil pumping machine comprises an oil pumping machine power driving mechanism and a chemical adding mechanism;
it is characterized in that the dosing mechanism comprises:
the first transmission mechanism is connected with the power driving mechanism of the oil pumping unit, and a first piston is arranged at the lower end of the first transmission mechanism;
the dosing base pipe is provided with a radial medicine inlet and a radial medicine outlet, wherein the medicine outlet is higher than the medicine inlet, and the first piston is arranged in the dosing base pipe and mutually slides and seals;
the upper end of the chemical box is provided with a chemical feeding port, and the side wall of the chemical box is communicated with a chemical inlet and a chemical outlet;
the medicine base pipe is connected to the connector upper end, installs the single current valve in the central channel of connector.
2. The chemical adding device utilizing power of a pumping unit according to claim 1, wherein the first transmission mechanism comprises:
the plunger is arranged in the first cylinder body and is in sliding seal with the first cylinder body, a high-pressure port is formed in the upper end of the first cylinder body, a quick connector is arranged at the high-pressure port, and the quick connector is connected with a power driving mechanism of an oil pumping machine through a high-pressure pipeline;
the upper end of the hydraulic rod is connected with the plunger, and the lower end of the hydraulic rod is connected with the first piston;
the upper end of the first sealing pipe is connected with the first cylinder body, the lower end of the first sealing pipe is connected with the dosing base pipe, the hydraulic rod penetrates through the first sealing pipe, and a first sealing device is arranged between the outer wall of the hydraulic rod and the inner wall of the first sealing pipe;
the hydraulic rod is sleeved with a first reset spring, the upper end of the first reset spring abuts against the plunger, and the lower end of the first reset spring abuts against the first adjusting nut.
3. The chemical adding device utilizing the power of the oil pumping unit as claimed in claim 1 or 2, wherein the chemical tank is fixed on the first base.
4. The chemical adding device utilizing power of the oil pumping unit as claimed in claim 1 or 2, wherein the oil pumping unit power driving mechanism comprises:
the lower end of the second transmission mechanism is provided with a second piston;
the transmission base pipe is provided with a radial oil inlet and a radial oil outlet, the oil outlet is higher than the oil inlet, the second piston is arranged in the transmission base pipe and is sealed in a sliding manner, the lower end of the transmission base pipe is provided with a high-pressure port, the high-pressure port is provided with a quick connector, and the quick connector is connected with the first transmission mechanism through a high-pressure pipeline;
and the side wall of the hydraulic oil tank is communicated with the oil inlet and the oil outlet.
5. The chemical adding device utilizing power of a pumping unit according to claim 4, wherein the second transmission mechanism comprises:
the impact head is in a wedge-shaped block shape;
the upper end of the transmission rod is connected with the impact head, and the lower end of the transmission rod is connected with the second piston;
the lower end of the second sealing pipe is connected with the transmission base pipe, the transmission rod penetrates through the second sealing pipe, and a second sealing device is arranged between the outer wall of the transmission rod and the inner wall of the second sealing pipe;
and the second adjusting nut is arranged on the external thread of the transmission rod, a second return spring is sleeved on the transmission rod, the upper end of the second return spring props against the impact head, and the lower end of the second return spring props against the second adjusting nut.
6. The chemical adding device utilizing the power of the oil pumping unit as claimed in claim 4, wherein the hydraulic oil tank and the transmission base pipe are both fixed on the second base.
7. The utility model provides a beam-pumping unit power drive mechanism for charge device which characterized in that includes:
the lower end of the second transmission mechanism is provided with a second piston;
the transmission base pipe is provided with a radial oil inlet and a radial oil outlet, the oil outlet is higher than the oil inlet, the second piston is arranged in the transmission base pipe and is sealed in a sliding manner, the lower end of the transmission base pipe is provided with a high-pressure port, the high-pressure port is provided with a quick connector, and the quick connector is connected with the first transmission mechanism through a high-pressure pipeline;
and the side wall of the hydraulic oil tank is communicated with the oil inlet and the oil outlet.
8. The pumping unit power drive mechanism for a medicating device of claim 7, wherein the second transmission mechanism comprises:
the impact head is in a wedge-shaped block shape;
the upper end of the transmission rod is connected with the impact head, and the lower end of the transmission rod is connected with the second piston;
the lower end of the second sealing pipe is connected with the transmission base pipe, the transmission rod penetrates through the second sealing pipe, and a second sealing device is arranged between the outer wall of the transmission rod and the inner wall of the second sealing pipe;
and the second adjusting nut is arranged on the external thread of the transmission rod, a second return spring is sleeved on the transmission rod, the upper end of the second return spring props against the impact head, and the lower end of the second return spring props against the second adjusting nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020943947.7U CN212716554U (en) | 2020-05-28 | 2020-05-28 | Chemical feeding device utilizing power of oil pumping unit and power driving mechanism of oil pumping unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020943947.7U CN212716554U (en) | 2020-05-28 | 2020-05-28 | Chemical feeding device utilizing power of oil pumping unit and power driving mechanism of oil pumping unit |
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| Publication Number | Publication Date |
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| CN212716554U true CN212716554U (en) | 2021-03-16 |
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| CN202020943947.7U Active CN212716554U (en) | 2020-05-28 | 2020-05-28 | Chemical feeding device utilizing power of oil pumping unit and power driving mechanism of oil pumping unit |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113081167A (en) * | 2021-05-13 | 2021-07-09 | 南阳市中心医院 | A guiding device for sacculus is dissolved and is tied for department of neurology |
| CN117072414A (en) * | 2023-10-12 | 2023-11-17 | 新疆坤隆石油装备有限公司 | Special oil pump capable of automatically and quantitatively adding wax-proof and scale-proof inhibitor |
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2020
- 2020-05-28 CN CN202020943947.7U patent/CN212716554U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113081167A (en) * | 2021-05-13 | 2021-07-09 | 南阳市中心医院 | A guiding device for sacculus is dissolved and is tied for department of neurology |
| CN113081167B (en) * | 2021-05-13 | 2022-07-29 | 南阳市中心医院 | A guiding device for sacculus is dissolved and is tied for department of neurology |
| CN117072414A (en) * | 2023-10-12 | 2023-11-17 | 新疆坤隆石油装备有限公司 | Special oil pump capable of automatically and quantitatively adding wax-proof and scale-proof inhibitor |
| CN117072414B (en) * | 2023-10-12 | 2024-02-13 | 新疆坤隆石油装备有限公司 | Special oil pump capable of automatically and quantitatively adding wax-proof and scale-proof inhibitor |
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