CN218411797U - Insulating oil storage device - Google Patents
Insulating oil storage device Download PDFInfo
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- CN218411797U CN218411797U CN202221806666.2U CN202221806666U CN218411797U CN 218411797 U CN218411797 U CN 218411797U CN 202221806666 U CN202221806666 U CN 202221806666U CN 218411797 U CN218411797 U CN 218411797U
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Abstract
The utility model discloses an insulating oil product storage device, which is characterized by comprising an oil cylinder, a liquid level meter, an oil inlet system, an oil outlet system, a pneumatic control system and an oil and gas discharging system; the level gauge is connected the hydro-cylinder, oil feed headtotail the hydro-cylinder, the headtotail that produces oil the hydro-cylinder, the hydro-cylinder still is equipped with the oil drain port, pneumatic control system includes resistant oil capsule, resistant oil capsule is located in the hydro-cylinder, the oil discharge system includes evacuating device, nitrogen device, evacuating device connects the hydro-cylinder, nitrogen device connects the hydro-cylinder. The utility model has the advantages that: good sealing performance, difficult entry of outside air and smaller volume of the oil-resistant capsule.
Description
Technical Field
The utility model relates to a transformer technical field especially relates to a transformer insulating oil save set.
Background
The transformer is one of the most important devices of a power system, the insulating oil is the main insulating and arc extinguishing medium of the transformer device, and the quality of the insulating oil is detected to be one of important means for monitoring the running state of the device. The storage technology of the insulating oil is always a key technology for off-line detection and on-line verification, and the detection and verification results are greatly influenced by the gas dissipation degree in the insulating oil, the pollution degree in the transportation process and the like. The preservation of the insulating oil at present comprises the preservation of a standard oil sample or the large-capacity storage of an insulating oil tank, the rapid filling and taking out of the oil sample by using a piston, a capsule or pressure and the like, and the flow rate of the oil sample is controlled by using a flow device. At present, a plurality of insulating oil storage devices are provided, but most devices have large volume, poor sealing performance, complex operation and low intelligent control.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms part of the prior art that is already known to a person skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve lies in: how to solve the poor problem of current insulating oil's storage device leakproofness.
The utility model discloses a following technical means realizes solving above-mentioned technical problem:
the insulating oil product preservation device comprises an oil cylinder, a liquid level meter, an oil inlet system, an oil outlet system, a pneumatic control system and an oil and gas discharge system; the liquid level meter is connected the hydro-cylinder, the oil feed headtotail the hydro-cylinder, the system connection that produces oil the hydro-cylinder, the hydro-cylinder still is equipped with the oil drain port, pneumatic control system includes resistant oil capsule, resistant oil capsule is located in the hydro-cylinder, the oil discharge system includes evacuating device, nitrogen gas device, evacuating device connects the hydro-cylinder, nitrogen gas device connects the hydro-cylinder.
The utility model discloses during the use, observe the level gauge earlier, when the oil mass exceeded 2/3, can't open evacuating device, open the gas vent of oil drain port and pneumatic control system, inject the gas through nitrogen device in the hydro-cylinder and arrange the oil appearance to the greatest extent, close the oil drain port, open evacuating device, when pressure is less than atmospheric pressure, the hydro-cylinder is inside to be the negative pressure state, stop the evacuation, close evacuating device, open the oil feed system, impress the oil appearance into the hydro-cylinder through the negative pressure, observe the liquid level through the level gauge, close the oil feed system when reaching more than 99%; when oil needs to be discharged, the oil discharging system is opened, the air inlet of the pneumatic control device is opened, air is injected into the oil-resistant capsule, the oil-resistant capsule is expanded to discharge an oil sample through the oil discharging system, and accurate taking out of the oil sample is carried out. The utility model uses the pneumatic control device to inflate the oil-resistant capsules, compared with a pull rod piston device, the oil-resistant capsules are not easy to enter by outside air, the sealing performance is better, the volume of the oil-resistant capsules is smaller, and the oil filling amount of the oil cylinder can reach the maximum; the nitrogen is used for exhausting the oil sample in the device, and then the gas in the device is exhausted by vacuumizing, so that the oil sample is filled into the device without impurity influence, and the accuracy and the stability of the concentration of the oil sample are guaranteed.
Preferably, the oil inlet system comprises an oil inlet pipe and an oil inlet valve, the oil inlet pipe is connected with the oil cylinder, and the oil inlet valve is connected with the oil inlet pipe.
Preferably, the oil outlet system comprises an oil outlet pipe, an oil outlet valve and a flow device, the oil outlet pipe is connected with the oil cylinder, the oil outlet valve is connected with the oil outlet pipe, and the flow device is connected with the oil outlet pipe.
When the oil appearance takes out, control through gravity or pull rod piston and cause the flow too big easily, this device carries out signal feedback through the flow device on the play oil pipe, controls out the size of oil valve door, and then the velocity of flow of control oil appearance realizes intelligent control when the oil appearance takes out, convenient operation.
Preferably, the pneumatic control system comprises an air inlet pipe and an air outlet pipe, the air inlet pipe is connected with the oil cylinder, and the air outlet pipe is connected with the oil cylinder.
Preferably, the oil and gas exhaust system further comprises a pressure controller, and the pressure controller is connected with the oil cylinder.
Preferably, the oil-water separator further comprises an oil discharge system, and the oil discharge system is connected with an oil discharge port of the oil cylinder.
Preferably, the oil discharge system comprises an oil discharge pipe and an oil discharge valve, the oil discharge pipe is connected with the oil cylinder, and the oil discharge valve is connected with the oil discharge pipe.
Preferably, the oil cylinder is a sealed cylinder body.
The utility model discloses an oil cylinder adopts the totally enclosed cylinder body, and stainless steel avoids the corruption, the absorption etc. of oil appearance, and the hydro-cylinder can be full of oil appearance 15L.
Preferably, the bottom of the oil cylinder further comprises a plurality of universal wheels.
Four controllable universal wheels are arranged at the bottom of the device, so that the device is convenient to move and transport.
The utility model has the advantages that:
(1) The utility model discloses during the use, observe the level gauge earlier, when the oil mass exceeded 2/3, can't open evacuating device, open the gas vent of oil drain port and pneumatic control system, inject the gas through nitrogen device in the hydro-cylinder and arrange the oil appearance to the greatest extent, close the oil drain port, open evacuating device, when pressure is less than atmospheric pressure, the hydro-cylinder is inside to be the negative pressure state, stop the evacuation, close evacuating device, open the oil feed system, impress the oil appearance into the hydro-cylinder through the negative pressure, observe the liquid level through the level gauge, close the oil feed system when reaching more than 99%; when oil needs to be discharged, the oil discharging system is opened, the air inlet of the pneumatic control device is opened, air is injected into the oil-resistant capsule, the oil-resistant capsule is expanded to discharge an oil sample through the oil discharging system, and accurate taking out of the oil sample is carried out. The utility model uses the pneumatic control device to inflate the oil-proof capsules, compared with a pull rod piston device, the external air is not easy to enter, the sealing performance is better, the volume of the oil-proof capsules is smaller, and the oil filling amount of the oil cylinder can reach the maximum; the nitrogen is used for exhausting the oil sample in the device, and then the vacuumizing is used for exhausting the gas in the device, so that the oil sample is filled into the device without impurity influence, and the accuracy and the stability of the concentration of the oil sample are guaranteed;
(2) When the oil sample is taken out, the flow is easily overlarge due to the control of gravity or a pull rod piston, the device performs signal feedback through a flow device on the oil outlet pipe to control the size of an oil outlet valve so as to control the flow velocity of the oil sample, realize the intelligent control when the oil sample is taken out, and is convenient to operate;
(3) The oil cylinder of the utility model adopts a fully sealed cylinder body and is made of stainless steel, thereby avoiding corrosion, adsorption and the like of an oil sample, and the oil cylinder can be filled with 15L of the oil sample;
(4) Four controllable universal wheels are arranged at the bottom of the device, so that the device is convenient to move and transport.
Drawings
Fig. 1 is the utility model discloses embodiment insulation oil save set's schematic structure diagram.
Reference numbers in the figures:
1. an oil cylinder; 2. a liquid level meter; 3. an oil inlet system; 31. an oil inlet pipe; 32. an oil inlet valve; 4. an oil outlet system; 41. an oil outlet pipe; 42. an oil outlet valve; 43. a flow device; 5. a pneumatic control system; 51. an oil resistant capsule; 52. an air inlet pipe; 53. an air outlet pipe; 6. an oil and gas discharge system; 61. a vacuum pumping device; 62. a nitrogen device; 63. a pressure controller; 7. an oil discharge system; 71. an oil discharge pipe; 72. an oil drain valve; 8. a universal wheel;
Detailed Description
To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are 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 efforts belong to the protection scope of the present invention.
The first embodiment is as follows:
as shown in fig. 1, the insulating oil product storage device comprises an oil cylinder 1, a liquid level meter 2, an oil inlet system 3, an oil outlet system 4, a pneumatic control system 5 and an oil and gas discharge system 6;
the oil cylinder 1 is a sealed cylinder body; the sampling process of the oil cylinder 1 in the embodiment is also fully sealed, the oil cylinder 1 is made of stainless steel, corrosion, adsorption and the like of an oil sample are avoided, and the oil cylinder 1 can be filled with 15L of the oil sample.
The liquid level meter 2 is connected with the oil cylinder 1 and is used for displaying the liquid level condition in the oil cylinder 1.
The oil inlet system 3 comprises an oil inlet pipe 31 and an oil inlet valve 32, an oil inlet is arranged on the oil cylinder 1, the oil inlet pipe 31 is connected with the oil inlet of the oil cylinder 1, and the oil inlet valve 32 is connected with the oil inlet pipe 31.
The oil outlet system 4 comprises an oil outlet pipe 41, an oil outlet valve 42 and a flow device 43, wherein an oil outlet is arranged on the oil cylinder 1 and can be arranged at a lower position, the oil outlet pipe 41 is connected with the oil outlet of the oil cylinder 1, the oil outlet valve 42 is connected with the oil outlet pipe 41, and the flow device 43 is connected with the oil outlet pipe 41.
The pneumatic control system 5 comprises an oil-resistant capsule 51, an air inlet pipe 52 and an air outlet pipe 53, the air inlet pipe 52 is connected with the oil cylinder 1, and the air outlet pipe 53 is connected with the oil cylinder 1. Valves are also required on the inlet pipe 52 and the outlet pipe 53 for controlling the opening and closing of the inlet and outlet, and furthermore, a pneumatic control device is required for injecting air into the oil-resistant capsule 51.
The oil and gas discharging system 6 comprises a vacuumizing device 61, a nitrogen device 62 and a pressure controller 63, wherein the vacuumizing device 61 is connected with the oil cylinder 1, the nitrogen device 62 is connected with the oil cylinder 1, and the pressure controller 63 is connected with the oil cylinder 1. The vacuum pumping device 61 can be realized by adopting the prior art, the nitrogen device 62 can be realized by adopting a nitrogen tank, a hose and the like to be connected with the oil cylinder 1, and the pressure controller 63 is mainly used for displaying the internal pressure of the oil cylinder 1.
Insulating oil save set still includes oil extraction system 7, oil extraction system 7 includes oil extraction pipe 71, oil drain valve 72, oil extraction pipe 71 is connected the oil drain port of hydro-cylinder 1, oil drain valve 72 connects oil extraction pipe 71.
The use process of the embodiment is as follows:
1. firstly observing the liquid level meter, and when the oil quantity exceeds 2/3, the vacuumizing device 61 cannot be started;
2. opening an oil discharge valve 72 and an air outlet pipe 53 of the pneumatic control system 5, and injecting nitrogen into the oil cylinder 1 through a nitrogen device 62 to completely discharge oil samples;
3. closing the oil discharge valve 72, starting the vacuum-pumping device 61, when the pressure in the oil cylinder 1 is lower than the atmospheric pressure, the interior of the oil cylinder 1 is in a negative pressure state, and specifically, when the pressure controller 63 displays that the pressure in the oil cylinder 1 reaches 0.85Mpa, the vacuum-pumping is stopped;
4. closing the vacuumizing device 61 and the air outlet pipe 53, opening the oil inlet valve 32, pressing an oil sample into the oil cylinder 1 through negative pressure, observing the liquid level through the liquid level meter 2, and closing the oil inlet system 3 when the liquid level reaches more than 99%;
5. when oil needs to be discharged, the oil outlet valve 42 is opened, the air inlet pipe 52 of the pneumatic control system 5 is opened, air is injected into the oil-resistant capsule 51, the oil-resistant capsule 51 is expanded to discharge an oil sample through the oil outlet pipe 41, and the oil sample is accurately taken out.
In the embodiment, the air inlet pipe 52 is used for inflating the oil-resistant capsule 51, so that outside air is not easy to enter, compared with a pull rod piston device in the prior art, the sealing performance is better, the volume of the oil-resistant capsule 51 is smaller, too much space inside the oil cylinder 1 is not occupied, the oil filling amount of the oil cylinder 1 can be maximized, and the oil-resistant capsule 51 is positioned inside the oil cylinder, so that the whole volume of the oil cylinder 1 is unchanged regardless of oil inlet or oil outlet; the nitrogen is used for exhausting the oil sample in the device, and then the gas in the vacuumizing device 61 is exhausted, so that the oil sample is filled into the device without impurity influence, and the accuracy and the stability of the concentration of the oil sample are guaranteed.
When the oil appearance takes out, if adopt among the prior art to control through gravity or pull rod piston and cause the flow too big easily, this device carries out signal feedback through flow device 43 on the oil pipe 41, controls out the size of oil valve 42, and then controls the velocity of flow of oil appearance, intelligent control when realizing the oil appearance and taking out, convenient operation.
Example two:
as shown in fig. 1, the bottom of the oil cylinder 1 further includes a plurality of universal wheels 8. Specifically, can set up four universal wheels 8, of course, can also be other controllable pulleys, and the bottom has four controllable universal wheels 8, conveniently removes and transports.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (9)
1. The insulating oil product preservation device is characterized by comprising an oil cylinder, a liquid level meter, an oil inlet system, an oil outlet system, a pneumatic control system and an oil and gas discharge system; the liquid level meter is connected the hydro-cylinder, the oil feed headtotail the hydro-cylinder, the system connection that produces oil the hydro-cylinder, the hydro-cylinder still is equipped with the oil drain port, pneumatic control system includes resistant oil capsule, resistant oil capsule is located in the hydro-cylinder, the oil discharge system includes evacuating device, nitrogen gas device, evacuating device connects the hydro-cylinder, nitrogen gas device connects the hydro-cylinder.
2. The insulating oil storage device of claim 1, wherein the oil inlet system comprises an oil inlet pipe and an oil inlet valve, the oil inlet pipe is connected with the oil cylinder, and the oil inlet valve is connected with the oil inlet pipe.
3. The insulating oil storage device of claim 1, wherein the oil outlet system comprises an oil outlet pipe, an oil outlet valve, and a flow device, the oil outlet pipe is connected to the oil cylinder, the oil outlet valve is connected to the oil outlet pipe, and the flow device is connected to the oil outlet pipe.
4. The insulating oil storage device of claim 1, wherein the pneumatic control system comprises an air inlet pipe and an air outlet pipe, the air inlet pipe is connected with the oil cylinder, and the air outlet pipe is connected with the oil cylinder.
5. The insulating oil storage device of claim 1, wherein the oil and gas discharge system further comprises a pressure controller, and the pressure controller is connected with the oil cylinder.
6. The insulating oil preservation device of claim 1, further comprising an oil drainage system connected to the oil drain port of the oil cylinder.
7. The insulating oil containment device of claim 6, wherein the oil drainage system comprises an oil drainage pipe connected to the oil cylinder and an oil drainage valve connected to the oil drainage pipe.
8. The insulating oil storage device of claim 1, wherein the oil cylinder is a sealed cylinder.
9. The insulating oil storage device of claim 1, wherein the bottom of the cylinder further comprises a plurality of universal wheels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221806666.2U CN218411797U (en) | 2022-07-12 | 2022-07-12 | Insulating oil storage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221806666.2U CN218411797U (en) | 2022-07-12 | 2022-07-12 | Insulating oil storage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218411797U true CN218411797U (en) | 2023-01-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221806666.2U Active CN218411797U (en) | 2022-07-12 | 2022-07-12 | Insulating oil storage device |
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| Country | Link |
|---|---|
| CN (1) | CN218411797U (en) |
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2022
- 2022-07-12 CN CN202221806666.2U patent/CN218411797U/en active Active
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