CN214176914U

CN214176914U - Lightning arrester for high-voltage reactive power compensation device

Info

Publication number: CN214176914U
Application number: CN202120141115.8U
Authority: CN
Inventors: 赵鹏久
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-19
Filing date: 2021-01-19
Publication date: 2021-09-10
Anticipated expiration: 2031-01-19

Abstract

The utility model discloses a high pressure is arrester for reactive power compensator, including external fixation casing and arrester body, curved installation spread groove has been seted up to external fixation casing outer wall one side, and one side that external fixation casing is close to the installation spread groove installs the connection clamp, adjustment mechanism is installed to the bottom of external fixation casing, two arrester storage device that are the symmetric distribution about adjustment mechanism are installed at the top of external fixation casing, the welding has two sets of guide bars that are the symmetric distribution and with arrester storage device looks adaptation in the inner chamber of external fixation casing, adjustment mechanism includes the fixed plate and the regulation pole of joint at external fixation casing top intermediate position. This high pressure is arrester for reactive power compensator wholly can carry out altitude mixture control to on guaranteeing certain lightning-arrest performance's basis, improve holistic anti external force effect, reduce because external force leads to the wiring department fracture, lead to the possibility of circuit damage.

Description

Lightning arrester for high-voltage reactive power compensation device

Technical Field

The utility model belongs to the technical field of the arrester, concretely relates to high pressure is arrester for reactive power compensator.

Background

The high-voltage reactive power compensation device is mainly used for users of nonlinear loads in a power grid, such as the industrial fields of power electronic equipment such as rectification, variable frequency speed regulation, intermediate frequency heating, metallurgy electrolysis, chemical electrolysis and the like, and has the main functions of: the reactive power local compensation method is connected with the motor in parallel, and is started and stopped simultaneously with the motor, the reactive power local compensation capacity is calculated according to the idle reactive capacity of the motor, self-oscillation with the motor is avoided, the powerless local balance is the most effective compensation method, and the reactive power local compensation method is simple to install, convenient to operate and safe and reliable to operate. The arrester is the important component part of high-voltage reactive power compensator, be used for protecting electrical equipment to avoid high transient overvoltage harm and restrict the electrical apparatus of follow current amplitude also often of follow current time limit, the arrester mainly has the tubular arrester, valve type arrester and zinc oxide arrester etc., current arrester main function is single, in long-time use, the arrester itself is in the outside, meet adverse typhoon weather in-process, because generally can receive the weather influence of strong wind earlier, the arrester is in the outside, lead to whole easy damage, and in subsequent thunderstorm weather, because damage in advance of arrester, reduce lightning-arrest effect, increase the potential safety hazard.

Therefore, in order to meet the current situation, it is urgently needed to design and produce a lightning arrester for a high-voltage reactive power compensation device so as to meet the requirement of practical use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high pressure is arrester for reactive power compensator to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a lightning arrester for a high-voltage reactive power compensation device comprises an outer fixed shell and a lightning arrester body, wherein an arc-shaped installation connecting groove is formed in one side of the outer wall of the outer fixed shell, a connecting clamp is installed on one side, close to the installation connecting groove, of the outer fixed shell, an adjusting mechanism is installed at the bottom of the outer fixed shell, two lightning arrester accommodating devices which are symmetrically distributed relative to the adjusting mechanism are installed at the top of the outer fixed shell, two groups of guide rods which are symmetrically distributed and are matched with the lightning arrester accommodating devices are welded in an inner cavity of the outer fixed shell, and the lightning arrester body is installed at the top of the lightning arrester accommodating devices;

the adjusting mechanism comprises a fixing plate and an adjusting rod which are clamped in the middle position of the top of the outer fixing shell, the bottom of the fixing plate is connected with a connecting bearing through a bolt, the adjusting rod is inserted in an inner ring of the connecting bearing, an outer sleeve is welded at the bottom of the periphery of the adjusting rod, a driving handle is integrally formed on one side of the periphery of the outer sleeve in a punching mode, and a threaded transmission disc is mounted on the upper half portion of the periphery of the adjusting rod;

the arrester storage device is including pegging graft and choosing high post and the driven plate in the external fixation casing inner chamber, it has the driven plate to choose the top of high post to peg graft, and the periphery of driven plate and screw drive dish is laminated mutually, the top welding of driven plate has the regulation screw thread post, the top of adjusting the screw thread post is equipped with the lifter plate, and the integrative stamping forming in top of lifter plate has the fixed station, fixed station and regulation screw thread post looks spiro union, the arrester body is installed at the top of fixed station, the lifter plate is pegged graft in the periphery of the guide bar that corresponds.

Preferably, a transmission groove matched with the driven disc is formed in the periphery of the threaded transmission disc, a plurality of gear lugs distributed in an annular array are integrally formed in an inner cavity of the transmission groove, and the gear lugs are meshed with the periphery of the corresponding driven disc.

Preferably, the bottom of lifter plate has two sealed pieces that are the symmetric distribution through bolted connection, and all set up on the bottom of external fixation casing and the driven plate with the through-hole of sealed piece looks adaptation, and be located the through-hole inner chamber on the external fixation casing and bond the rubber seal who has with sealed piece looks adaptation.

Preferably, a plurality of heaters distributed in a rectangular array are installed in the inner cavity of the outer fixed shell, and the outer wall of each heater is provided with a rain leakage prevention protective shell.

Preferably, the top of the outer fixed shell is provided with a guide hole matched with the fixed platform, the inner periphery of the guide hole is matched with the outer periphery of the lightning arrester body, and a sealing gasket is bonded at the joint of the lifting plate and the outer fixed shell.

The utility model discloses a technological effect and advantage: according to the lightning arrester for the high-voltage reactive power compensation device, the outer sleeve and the driving handle are arranged, so that the adjusting rod can be driven to rotate, the adjusting threaded column is driven to rotate and adjust, and the height of the lightning arrester body is adjusted; by arranging the external fixed shell, the lightning arrester can be protected by semi-contraction or full contraction in windy weather, so that a part of the lightning arrester is taken into the external fixed shell, the overall external force resistance strength is ensured, and the service life and the lightning protection effect are further improved; through being equipped with the heater, sealed piece and through-hole, can carry out the drainage in rainwater weather and use, reduce because inside residual moisture, lead to the wiring department accelerated ageing's of arrester possibility, also guarantee in low temperature weather, reduce the possibility that freezes the whole altitude mixture control of influence, this high pressure is arrester for reactive power compensator, wholly can carry out altitude mixture control, thereby on guaranteeing certain lightning-arrest performance's basis, improve holistic anti external force effect, reduce because external force leads to the wiring department fracture, lead to the possibility of circuit damage.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a sectional view of the outer stationary casing of the present invention;

fig. 3 is a top view of the external fixing casing of the present invention.

In the figure: the lightning arrester comprises an external fixed shell 1, a connection hoop 2, an adjusting mechanism 3, a lightning arrester storage device 4, a fixed plate 5, an adjusting rod 6, a connection bearing 7, an outer sleeve 8, a driving handle 9, a threaded transmission disc 10, a raising column 11, a driven disc 12, an adjusting threaded column 13, a lifting plate 14, a fixed platform 15, a lightning arrester body 16, a guide rod 17, a sealing block 18 and a heater 19.

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.

Unless defined otherwise, all references to up, down, left, right, front, back, inner and outer directions herein are to be interpreted as referring to up, down, left, right, front, back, inner and outer directions in the drawings to which the invention is applied, and all references are hereby incorporated herein by reference.

The utility model provides a high pressure is arrester for reactive power compensator as shown in fig. 1-3, including external fixation casing 1 and arrester body 16, the optional model of arrester body 16 is HY5 WZ-51/134's zinc oxide arrester, curved installation spread groove has been seted up to external fixation casing 1 outer wall one side, and external fixation casing 1 installs connection clamp 2 near one side of installation spread groove, adjustment mechanism 3 is installed to the bottom of external fixation casing 1, two arrester storage devices 4 that are symmetric distribution about adjustment mechanism 3 are installed to the top of external fixation casing 1, it has two sets of guide bars 17 that are symmetric distribution and with arrester storage device 4 looks adaptation to weld in the inner chamber of external fixation casing 1, arrester body 16 is installed at the top of arrester storage device 4;

the adjusting mechanism 3 comprises a fixing plate 5 and an adjusting rod 6 which are clamped in the middle position of the top of the outer fixing shell 1, the bottom of the fixing plate 5 is connected with a connecting bearing 7 through a bolt, the adjusting rod 6 is inserted in the inner ring of the connecting bearing 7, an outer sleeve 8 is welded at the bottom of the periphery of the adjusting rod 6, a driving handle 9 is integrally formed on one side of the periphery of the outer sleeve 8 in a punching mode, the driving handle can be improved into a motor for electric control as required, and therefore the adjusting mechanism is suitable for large-scale simultaneous control and use, the problem that manual field operation is unrealistic in severe weather is solved, and a threaded transmission disc 10 is installed on the upper half part of the periphery of the adjusting rod 6;

the lightning arrester storage device 4 comprises a raising column 11 and a driven disc 12 which are inserted into an inner cavity of an outer fixing shell 1, the driven disc 12 is inserted into the top of the raising column 11, the driven disc 12 is attached to the periphery of a threaded transmission disc 10, an adjusting threaded column 13 is welded to the top of the driven disc 12, a lifting plate 14 is arranged at the top of the adjusting threaded column 13, a fixing platform 15 is integrally formed at the top of the lifting plate 14 in a punching mode, the size of the fixing platform 15 changes according to the degree of shrinkage required, in order to reduce the loss of a lightning protection effect caused by excessive shrinkage of a lightning arrester body 16, a semi-shrinkage state is adopted, a certain part of the periphery of the lightning arrester body 16 is in contact with the outer fixing shell 1, the wiring position of the lower side is protected, the whole supporting and fixing strength is improved, the lightning protection effect is kept, the fixing platform 15 is in threaded connection with the adjusting threaded column 13, the top of the fixed platform 15 is provided with a lightning arrester body 16, and the lifting plate 14 is inserted on the periphery of the corresponding guide rod 17.

Specifically, set up the transmission recess with driven plate 12 looks adaptation on the periphery of screw thread drive dish 10, and integrated into one piece has a plurality of gear lugs that are the annular array and distribute in the inner chamber of transmission recess, and the gear lug is connected with the periphery meshing of the driven plate 12 that corresponds, improves transmission direction effect.

Specifically, there are two sealed pieces 18 that are the symmetric distribution in lifter plate 14's bottom through bolted connection, and all offer the through-hole with sealed piece 18 looks adaptation on the bottom of external fixation casing 1 and the driven plate 12, and lie in the through-hole inner chamber on the external fixation casing 1 and bond the rubber seal who has with sealed piece 18 looks adaptation, when accomplishing the drainage, when arrester body 1 daily accomodates, through the downside jam, accomplish inside sealed, improve dustproof protection effect.

Specifically, a plurality of heaters 19 that are the distribution of rectangular array are installed in the inner chamber of external fixation casing 1, and are equipped with the rain leakage prevention protecting sheathing on the outer wall of heater 19, can adopt ceramic formula PTC heater to be connected with outside drive power supply, realize in low temperature environment such as winter, avoid freezing the condition that leads to unable normal regulation to take place.

Specifically, the guiding hole with 15 looks adaptations of fixed station is seted up at the top of external fixation casing 1, and the interior week of guiding hole and the outer periphery looks adaptation of arrester body 16, lifter plate 14 bonds with the laminating department of external fixation casing 1 and has sealed the pad, improves sealed effect, and when accomodating, the use is sealed to arrester body 16 structure itself, improves sealed protective effect.

Working principle, this arrester for high-pressure reactive power compensator, during the use, drive the rotation of adjusting pole 6 through artifical adjustment drive handle 9, and drive the rotation of screw drive dish 10 (according to actual demand, this position can change into motor drive, thereby it is more convenient to adjust control), thereby to the regulation of adjusting screw post 13 model height, and drive the lift adjustment of lifter plate 14 and arrester body 16, and at the lift in-process, partly be in external fixation casing 1 through fixed station 15 and arrester body 16, thereby when meetting the severe strong wind weather, guarantee holistic anti external force effect, and then reduce the possibility that the wire connection mouth department of arrester body 16 earth connection drops, maintain holistic lightning-arrest effect, thereby in follow-up thunderstorm weather, improve the protection effect to high-pressure reactive power compensator.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a high pressure is arrester for reactive power compensator, includes external fixation casing (1) and arrester body (16), its characterized in that: an arc-shaped installation connecting groove is formed in one side of the outer wall of the outer fixing shell (1), a connecting clamp (2) is installed on one side, close to the installation connecting groove, of the outer fixing shell (1), an adjusting mechanism (3) is installed at the bottom of the outer fixing shell (1), two lightning arrester containing devices (4) which are symmetrically distributed relative to the adjusting mechanism (3) are installed at the top of the outer fixing shell (1), two groups of guide rods (17) which are symmetrically distributed and matched with the lightning arrester containing devices (4) are welded in the inner cavity of the outer fixing shell (1), and a lightning arrester body (16) is installed at the top of each lightning arrester containing device (4);

the adjusting mechanism (3) comprises a fixing plate (5) and an adjusting rod (6) which are clamped at the middle position of the top of the outer fixing shell (1), the bottom of the fixing plate (5) is connected with a connecting bearing (7) through a bolt, the adjusting rod (6) is inserted in an inner ring of the connecting bearing (7), an outer sleeve (8) is welded at the bottom of the periphery of the adjusting rod (6), a driving handle (9) is integrally formed on one side of the periphery of the outer sleeve (8) in a punching mode, and a threaded transmission disc (10) is installed on the upper half portion of the periphery of the adjusting rod (6);

arrester storage device (4) are including pegging graft and choosing high post (11) and driven plate (12) in external fixation casing (1) inner chamber, the top of choosing high post (11) is pegged graft and is had driven plate (12), and the periphery of driven plate (12) and screw drive dish (10) is laminated mutually, the top welding of driven plate (12) has adjusting screw post (13), the top of adjusting screw post (13) is equipped with lifter plate (14), and the integrative stamping forming in top of lifter plate (14) has fixed station (15), fixed station (15) and adjusting screw post (13) looks spiro union, arrester body (16) are installed at the top of fixed station (15), lifter plate (14) are pegged graft on the periphery of corresponding guide bar (17).

2. The lightning arrester for high-voltage reactive power compensation device according to claim 1, characterized in that: the periphery of the threaded transmission disc (10) is provided with a transmission groove matched with the driven disc (12), a plurality of gear lugs distributed in an annular array are integrally formed in the inner cavity of the transmission groove, and the gear lugs are meshed with the periphery of the corresponding driven disc (12) to be connected.

3. The lightning arrester for high-voltage reactive power compensation device according to claim 1, characterized in that: the bottom of lifter plate (14) has two sealed pieces (18) that are the symmetric distribution through bolted connection, and all set up the through-hole with sealed piece (18) looks adaptation on the bottom of external fixation casing (1) and driven plate (12), and it has the rubber seal with sealed piece (18) looks adaptation to be located to bond in the through-hole inner chamber on external fixation casing (1).

4. A lightning arrester according to claim 3, characterized in that: a plurality of heaters (19) distributed in a rectangular array are arranged in the inner cavity of the outer fixed shell (1), and the outer wall of each heater (19) is provided with a rain leakage prevention protective shell.

5. The lightning arrester for high-voltage reactive power compensation device according to claim 1, characterized in that: the top of external fixation casing (1) is seted up with the guiding hole of fixed station (15) looks adaptation, and the interior week of guiding hole and the periphery looks adaptation of arrester body (16), the laminating department of lifter plate (14) and external fixation casing (1) bonds and has sealed the pad.