CN219678124U - Lightning protection surge protection device of petroleum drilling machine electric control system - Google Patents
Lightning protection surge protection device of petroleum drilling machine electric control system Download PDFInfo
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- CN219678124U CN219678124U CN202320936634.2U CN202320936634U CN219678124U CN 219678124 U CN219678124 U CN 219678124U CN 202320936634 U CN202320936634 U CN 202320936634U CN 219678124 U CN219678124 U CN 219678124U
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- surge
- control system
- limiting
- protection device
- drilling machine
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- 238000005553 drilling Methods 0.000 title claims description 36
- 239000003208 petroleum Substances 0.000 title claims description 26
- 230000001012 protector Effects 0.000 claims abstract description 19
- 238000009434 installation Methods 0.000 claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims description 31
- 210000004907 gland Anatomy 0.000 claims description 20
- 239000000758 substrate Substances 0.000 claims description 18
- 238000013016 damping Methods 0.000 claims description 15
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 230000035939 shock Effects 0.000 description 5
- 239000000155 melt Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- Emergency Protection Circuit Devices (AREA)
Abstract
The utility model provides a lightning and surge protection device of an electric control system of an oil rig, and relates to the technical field of oil exploitation electric control. An oil rig electrical system lightning protection surge protection device, includes: the installation assembly comprises a shell, a wire inlet terminal and a wire connecting terminal, wherein the wire inlet terminal and the wire connecting terminal are arranged on the shell; the surge protection assembly comprises a breaker, a fuse and a surge protector which are sequentially connected in series between the incoming line terminal and the wiring terminal, wherein the breaker, the fuse and the surge protector are arranged in a shell, a surge indicator is arranged on the shell, and the surge indicator is connected with the surge protector. The lightning protection surge protection device of the oil rig electric control system can protect the oil rig electric control system through the surge protection assembly, and the service life of the oil rig electric control system is prolonged.
Description
Technical Field
The utility model relates to the technical field of petroleum exploitation electric control, in particular to a lightning protection surge protection device of an electric control system of a petroleum drilling machine.
Background
In petroleum drilling, a drilling tool is driven to break rock, the drilling tool is drilled downwards, a borehole with a specified depth is drilled, and petroleum or natural gas is obtained by an oil or gas production machine. The petroleum drilling machine consists of eight parts including power machine, driving machine, working machine, auxiliary equipment, etc.
At present, most of petroleum drilling machine electric control systems have no lightning protection surge protection device, so that the petroleum drilling machine electric control systems cannot work normally due to damage of key components of the electric control systems caused by surge current or lightning impulse.
Disclosure of Invention
The utility model aims to provide a lightning protection surge protection device for an electric control system of an oil drilling machine, which can protect the electric control system of the oil drilling machine through a surge protection assembly and prolong the service life of the electric control system of the oil drilling machine.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the embodiment of the utility model provides a lightning and surge protection device of an oil rig electric control system, which comprises the following components: the installation assembly comprises a shell, a wire inlet terminal and a wire connecting terminal, wherein the wire inlet terminal and the wire connecting terminal are arranged on the shell; the surge protection assembly comprises a breaker, a fuse and a surge protector which are sequentially connected in series between the incoming line terminal and the wiring terminal, wherein the breaker, the fuse and the surge protector are arranged in a shell, a surge indicator is arranged on the shell, and the surge indicator is connected with the surge protector.
In some embodiments of the present utility model, the output end of the connecting terminal is provided with a cable branching mechanism, the cable branching mechanism includes a fixed base and a limiting gland, the fixed base is disposed in the housing, the limiting gland is hinged on the fixed base, the fixed base and the limiting gland are both provided with limiting grooves, and the limiting grooves on the fixed base and the limiting grooves on the limiting gland are in one-to-one correspondence to form limiting holes.
In some embodiments of the present utility model, a shock absorbing backing ring is disposed in the limiting groove.
In some embodiments of the present utility model, the cable branching mechanism further includes a limiting latch, where the limiting latch is connected to the fixing base and the limiting gland respectively.
In some embodiments of the present utility model, the housing is provided with a damping mechanism, the damping mechanism includes a connection base plate, a connection positioning column, a damper and a mounting substrate, the connection base plate is disposed on the housing, the connection positioning column is disposed on a side of the connection base plate away from the housing, one end of the damper is connected to the connection positioning column, and the mounting substrate is disposed on an end of the damper away from the connection positioning column.
In some embodiments of the present utility model, the mounting substrate is provided with a centering assembly, the centering assembly includes a plurality of centering mechanisms circumferentially and uniformly spaced apart from each other and disposed on the engagement positioning column, any centering mechanism includes a column, a centering rod, and a damping spring, the column is disposed on the mounting substrate, two ends of the centering rod are respectively connected to the column and the engagement positioning column, and the damping spring is longitudinally disposed between the centering rod and the mounting substrate.
In some embodiments of the present utility model, the mounting substrate is provided with a positioning hole, and the positioning hole is used for penetrating the fixing bolt.
Compared with the prior art, the embodiment of the utility model has at least the following advantages or beneficial effects:
the embodiment of the utility model provides a lightning and surge protection device of an oil rig electric control system, which comprises the following components: the installation assembly comprises a shell, a wire inlet terminal and a wire connecting terminal, wherein the wire inlet terminal and the wire connecting terminal are arranged on the shell; the surge protection assembly comprises a breaker, a fuse and a surge protector which are sequentially connected in series between the incoming line terminal and the wiring terminal, wherein the breaker, the fuse and the surge protector are arranged in a shell, a surge indicator is arranged on the shell, and the surge indicator is connected with the surge protector.
The installation component is used for installing cables connected with the electric control system, so that the electric control system cables can be conveniently split, and the electric quantity of each electric equipment of the oil rig can be conveniently used. The incoming line terminal is used for being connected with a power supply, and is convenient to convey the power supply to the petroleum drilling machine for use. The connecting terminal is used for conveying electric energy output by the power supply to the petroleum drilling machine for use after passing through the surge protection assembly. The surge protection assembly is used for conducting and shunting in a very short time when the peak current or the voltage is suddenly generated due to the interference of the outside to the electrical loop of the petroleum drilling machine, so that the damage of the surge to other equipment in the electrical loop of the petroleum drilling machine is avoided.
Therefore, the lightning protection surge protection device of the oil rig electric control system can protect the oil rig electric control system through the surge protection assembly, and the service life of the oil rig electric control system is prolonged.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
fig. 2 is a side view of a cable splitting mechanism according to an embodiment of the present utility model.
Icon: 1-a housing; 2-an incoming line terminal; 3-connecting terminals; 4-a circuit breaker; a 5-fuse; 6-a surge protector; 7-a cable branching mechanism; 701-fixing a base; 702-limit gland; 8-a limit groove; 9-a shock absorption backing ring; 10-limiting lock catches; 11-connecting a bottom plate; 12-connecting a positioning column; 13-a damper; 14-mounting a substrate; 15-stand columns; 16-righting bar; 17-a damping spring; 18-a surge indicator lamp; 19-positioning holes.
Detailed Description
Examples
Referring to fig. 1 and 2, fig. 1 is a schematic structural diagram of an embodiment of the present utility model; fig. 2 is a side view of a cable splitting mechanism according to an embodiment of the utility model.
Referring to fig. 1, the present embodiment provides a lightning protection surge protection device for an electrical control system of an oil drilling machine, including: the installation assembly comprises a shell 1, a wire inlet terminal 2 and a wire connecting terminal 3, wherein the wire inlet terminal 2 and the wire connecting terminal 3 are arranged on the shell 1; the surge protection assembly comprises a breaker 4, a fuse 5 and a surge protector 6 which are sequentially connected in series between the incoming line terminal 2 and the wiring terminal 3, wherein the breaker 4, the fuse 5 and the surge protector 6 are arranged in the shell 1, a surge indicator 18 is arranged on the shell 1, and the surge indicator 18 is connected with the surge protector 6.
In this embodiment, the above-mentioned installation component is used for installing the cable that links up electrical system, and the reposition of redundant personnel of electrical system cable of being convenient for is convenient for the application of the electric quantity of each consumer of oil rig. The incoming line terminal 2 is used for being connected with a power supply, so that the power supply is conveniently conveyed to the petroleum drilling machine for use. The connecting terminal 3 is used for conveying electric energy output by a power supply to the petroleum drilling machine for use after passing through the surge protection assembly. The surge protection assembly is used for conducting and shunting in a very short time when the peak current or the voltage is suddenly generated due to the interference of the outside to the electrical loop of the petroleum drilling machine, so that the damage of the surge to other equipment in the electrical loop of the petroleum drilling machine is avoided.
The circuit breaker 4 is a switching device capable of closing, carrying, and opening a current under normal circuit conditions and closing, carrying, and opening a current under abnormal circuit conditions for a predetermined time.
The fuse 5 is an electric appliance that fuses a melt by heat generated by itself when a current exceeds a predetermined value, and opens a circuit. The fuse 5 melts the melt by heat generated by itself after the current exceeds a predetermined value for a certain period of time, thereby opening the circuit.
The surge indicating lamps 18 are used for monitoring the electric control system of the petroleum drilling machine, the three groups of the surge indicating lamps 18 are respectively corresponding to A, B and C three-phase circuits of the monitoring electric control system, when the lightning protection surge protection device of the electric control system of the petroleum drilling machine is in a normal working state, the indicating lamps are always on, and if the indicating lamps are not on, the damage of components in the protection device should be overhauled in time.
Referring to fig. 1 and 2, in some embodiments of the present disclosure, a cable branching mechanism 7 is disposed at an output end of the connection terminal 3, the cable branching mechanism 7 includes a fixing base 701 and a limiting gland 702, the fixing base 701 is disposed in the housing 1, the limiting gland 702 is hinged to the fixing base 701, the fixing base 701 and the limiting gland 702 are both provided with limiting grooves 8, and the limiting grooves 8 on the fixing base 701 and the limiting grooves 8 on the limiting gland 702 form limiting holes in a one-to-one correspondence.
In this embodiment, a through limiting hole is correspondingly formed between the limiting groove 8 on the fixing base 701 of the cable branching mechanism 7 and the limiting groove 8 on the limiting gland 702, so as to facilitate the erection of the cable. The cable branching mechanism 7 is used for clamping and fixing a circuit cable of an electric control system supported by the wiring terminal 3, and avoiding damage to the cable caused by vibration generated during operation of the petroleum motor.
The fixed base 701 is used for limiting cables, and then the cables are fixed on the cable branching mechanism 7 through the limiting gland 702 of the fixed base 701, so that the cables are limited in position, the situation that the cables and the wiring terminals 3 fall off due to vibration formed by a drilling machine is avoided, the cables are placed orderly through the cable branching mechanism 7, and convenience is brought to a user in maintenance and searching.
Referring to fig. 1 and 2, in some embodiments of the present utility model, a shock absorbing backing ring 9 is disposed in the limiting groove 8.
In this embodiment, the shock pad uses foam, tire rubber, various filling materials, and the like, so as to facilitate the stability and the anti-seismic performance of the cable.
Referring to fig. 1 and 2, in some implementations of the present embodiment, the cable branching mechanism 7 further includes a limit lock 10, where the limit lock 10 is connected to the fixing base 701 and the limit gland 702 respectively.
In this embodiment, the limiting lock 10 is used to fix the upper fixing base 701 and the limiting gland 702, so as to avoid separation of the two in use. The limit catch 10 is located at a side hinged away from the fixed base 701 and the limit gland 702.
Referring to fig. 1, in some implementations of the present embodiment, the housing 1 is provided with a damping mechanism, the damping mechanism includes a connection base plate 11, a connection positioning column 12, a damper 13 and a mounting substrate 14, the connection base plate 11 is disposed on the housing 1, the connection positioning column 12 is disposed on a side of the connection base plate 11 away from the housing 1, one end of the damper 13 is connected to the connection positioning column 12, and the mounting substrate 14 is disposed on one end of the damper 13 away from the connection positioning column 12.
In this embodiment, the damping mechanism is used for relieving the severe shaking formed during operation of the oil rig, and reducing the influence of shaking on an electric control system. The shock absorber 13 is used for decomposing shaking, avoiding the huge shaking generated from continuously acting on the electric control system, avoiding the falling off of the connecting cable and improving the use stability of the connecting cable.
Referring to fig. 1, in some implementations of the present embodiment, the mounting substrate 14 is provided with a centering assembly, the centering assembly includes a plurality of centering mechanisms circumferentially uniformly spaced apart from each other and disposed on the connecting positioning column 12, each of the centering mechanisms includes a column 15, a centering rod 16, and a damper spring 17, the column 15 is disposed on the mounting substrate 14, two ends of the centering rod 16 are respectively connected to the column 15 and the connecting positioning column 12, and the damper spring 17 is longitudinally disposed between the centering rod 16 and the mounting substrate 14.
In this embodiment, the above-mentioned righting subassembly is used for guaranteeing that damper is located the vertical direction all the time, and surge protection device offset range is too big when avoiding the shake. The four centering mechanisms are arranged, the connecting positioning columns 12 are cylinders, the upright columns 15 of the centering mechanisms are arranged at four corners of the mounting substrate 14, one ends of the centering rods 16 are hinged to the side walls of the connecting positioning columns 12, the other ends of the centering rods 16 are hinged to the top ends of the upright columns 15, and the damping springs 17 pull the centering columns to keep the centering columns horizontal, so that the damper 13 is centered, and the damping effect can be further improved.
Referring to fig. 1, in some implementations of the present embodiment, the mounting substrate 14 is provided with positioning holes 19, and the positioning holes 19 are used for penetrating through fixing bolts.
In this embodiment, the positioning hole 19 is used for installing the installation substrate 14, and the lightning protection surge protection device of the whole petroleum drilling machine electric control system is installed and fixed rapidly through the fixing bolt, so that the installation convenience is improved.
In summary, an embodiment of the present utility model provides a lightning protection surge protection device for an electrical control system of an oil drilling machine, including: the installation assembly comprises a shell 1, a wire inlet terminal 2 and a wire connecting terminal 3, wherein the wire inlet terminal 2 and the wire connecting terminal 3 are arranged on the shell 1; the surge protection assembly comprises a breaker 4, a fuse 5 and a surge protector 6 which are sequentially connected in series between the incoming line terminal 2 and the wiring terminal 3, wherein the breaker 4, the fuse 5 and the surge protector 6 are arranged in the shell 1, a surge indicator 18 is arranged on the shell 1, and the surge indicator 18 is connected with the surge protector 6. The installation component is used for installing cables connected with the electric control system, so that the electric control system cables can be conveniently split, and the electric quantity of each electric equipment of the oil rig can be conveniently used. The incoming line terminal 2 is used for being connected with a power supply, so that the power supply is conveniently conveyed to the petroleum drilling machine for use. The connecting terminal 3 is used for conveying electric energy output by a power supply to the petroleum drilling machine for use after passing through the surge protection assembly. The surge protection assembly is used for conducting and shunting in a very short time when the peak current or the voltage is suddenly generated due to the interference of the outside to the electrical loop of the petroleum drilling machine, so that the damage of the surge to other equipment in the electrical loop of the petroleum drilling machine is avoided. Therefore, the lightning protection surge protection device of the oil rig electric control system can protect the oil rig electric control system through the surge protection assembly, and the service life of the oil rig electric control system is prolonged.
The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (7)
1. An oil rig electrical system lightning protection surge protection device, characterized by comprising:
the installation assembly comprises a shell, a wire inlet terminal and a wire connecting terminal, wherein the wire inlet terminal and the wire connecting terminal are arranged on the shell;
the surge protection assembly comprises a breaker, a fuse and a surge protector which are sequentially connected in series between the incoming line terminal and the wiring terminal, wherein the breaker, the fuse and the surge protector are arranged in the shell, a surge indicator is arranged on the shell, and the surge indicator is connected with the surge protector.
2. The lightning-protection surge protection device of the electrical control system of the petroleum drilling machine according to claim 1, wherein the output end of the wiring terminal is provided with a cable branching mechanism, the cable branching mechanism comprises a fixed base and a limiting gland, the fixed base is arranged in the shell, the limiting gland is hinged on the fixed base, limiting grooves are formed in the fixed base and the limiting gland, and the limiting grooves on the fixed base and the limiting grooves on the limiting gland are in one-to-one correspondence to form limiting holes.
3. The lightning and surge protection device of the petroleum drilling machine electric control system according to claim 2, wherein a damping backing ring is arranged in the limiting groove.
4. The lightning and surge protection device of an electrical control system of an oil drilling machine according to claim 2, wherein the cable branching mechanism further comprises a limiting lock catch, and the limiting lock catch is respectively connected with the fixing base and the limiting gland.
5. The lightning-protection surge protection device of an electrical control system of an oil drilling machine according to claim 4, wherein the housing is provided with a damping mechanism, the damping mechanism comprises a connection base plate, a connection positioning column, a damper and a mounting substrate, the connection base plate is arranged on the housing, the connection positioning column is arranged on one side of the connection base plate away from the housing, one end of the damper is connected to the connection positioning column, and the mounting substrate is arranged on one end of the damper away from the connection positioning column.
6. The lightning-protection surge protection device of an electrical control system of an oil drilling machine according to claim 5, wherein the installation base plate is provided with a centralizing assembly, the centralizing assembly comprises a plurality of centralizing mechanisms which are circumferentially uniformly arranged at intervals and are connected with the connecting positioning columns, any centralizing mechanism comprises a stand column, a centralizing rod and a damping spring, the stand column is arranged on the installation base plate, two ends of the centralizing rod are respectively connected with the stand column and the connecting positioning columns, and the damping spring is longitudinally arranged between the centralizing rod and the installation base plate.
7. The lightning and surge protection device for an electrical control system of an oil drilling machine according to claim 5, wherein the mounting substrate is provided with positioning holes for penetrating through fixing bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320936634.2U CN219678124U (en) | 2023-04-23 | 2023-04-23 | Lightning protection surge protection device of petroleum drilling machine electric control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320936634.2U CN219678124U (en) | 2023-04-23 | 2023-04-23 | Lightning protection surge protection device of petroleum drilling machine electric control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219678124U true CN219678124U (en) | 2023-09-12 |
Family
ID=87892081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320936634.2U Active CN219678124U (en) | 2023-04-23 | 2023-04-23 | Lightning protection surge protection device of petroleum drilling machine electric control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219678124U (en) |
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2023
- 2023-04-23 CN CN202320936634.2U patent/CN219678124U/en active Active
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