CN214543517U

CN214543517U - Non-power frequency follow current discharge gap device

Info

Publication number: CN214543517U
Application number: CN202120730150.3U
Authority: CN
Inventors: 官华; 刘铁华; 黄俊峰
Original assignee: Wuhan Xinjinchuang Power Sales Engineer Ltd
Current assignee: Wuhan Xinjinchuang Power Sales Engineer Ltd
Priority date: 2021-04-12
Filing date: 2021-04-12
Publication date: 2021-10-29
Anticipated expiration: 2031-04-12

Abstract

The utility model relates to a high tension transmission line technical field just discloses a no power frequency afterflow discharge gap device, including the erection bracing frame, the left side fixed mounting at erection bracing frame top has the insulator, the right side fixed mounting at erection bracing frame top has the lightning protection device, the top fixedly connected with outer support frame of insulator. This no power frequency afterflow discharge gap device, through with the sliding sleeve, the connecting plate, the activity slider, connecting arm and upper padding plate set up and be activity regulating member, carry out the altitude mixture control to activity regulating member according to high tension transmission line's diameter, make closely attached outside high tension transmission line all the time of upper padding plate and lower bolster, and adopt the stability that the spacing activity regulating member that increases of dual activity removed, utilize the fastener to fix sliding sleeve and activity slider, the cooperation work that can the at utmost makes insulator and lightning protection ware protects high tension transmission line.

Description

Non-power frequency follow current discharge gap device

Technical Field

The utility model relates to a high tension transmission line technical field specifically is a no power frequency afterflow discharge gap device.

Background

The electricity generated by the power plant is not only used by people nearby but also transmitted to a remote place to meet more requirements, the electricity cannot be directly transmitted through a common wire, and the electricity is transmitted by a high-voltage transmission line, wherein the transmission voltage below 220 kilovolt is generally called high-voltage transmission, the transmission voltage of 330 to 765 kilovolt is called ultrahigh-voltage transmission, and the transmission voltage above 1000 kilovolt is called ultrahigh-voltage transmission.

At present, most of high-voltage transmission lines are protected by installing line arresters, but the existing equipment cannot be effectively adjusted according to the diameter of the high-voltage transmission line in the installation process, so that the high-voltage transmission line and the equipment are not tightly attached to each other, the protection performance of the equipment on the high-voltage transmission line is affected, and the problem is solved by providing a non-power-frequency follow current discharge gap device.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a be not enough to prior art, the utility model provides a no power frequency afterflow discharge gap device possesses and adjusts according to high tension transmission line diameter and makes inseparabler advantage between high tension transmission line and the equipment, has solved present equipment and can't carry out effective regulation according to high tension transmission line's diameter in the installation, leads to laminating inseparable enough between high tension transmission line and the equipment, influences the problem of equipment to high tension transmission line protective properties.

(II) technical scheme

Adjust the inseparabler purpose between messenger high tension transmission line and the equipment according to high tension transmission line diameter for realizing the aforesaid, the utility model provides a following technical scheme:

a non-power-frequency follow current discharge gap device comprises an installation support frame, wherein an insulator is fixedly installed on the left side of the top of the installation support frame, the right side of the top of the mounting support is fixedly provided with a lightning protector, the top of the insulator is fixedly connected with an outer support, the bottom end of the front surface of the outer support frame is fixedly connected with a lower backing plate, the top and the bottom of the back surface of the outer support frame are fixedly connected with supporting side plates, one opposite sides of the two supporting side plates are respectively and fixedly connected with two ends of a limiting support rod, the outside of the limit support rod is movably connected with a sliding sleeve, the front of the sliding sleeve is fixedly connected with a connecting plate, the equal fixedly connected with in the positive left and right sides of connecting plate connects the support arm, two the one end that the connecting plate was kept away from to connect the support arm all with the back fixed connection of upper padding plate, the positive middle part fixedly connected with movable slide block of connecting plate. The middle part of the back of the outer support frame is fixedly connected with a limiting slide way, the outside of the limiting slide way is movably connected with the inner side of the movable slide block, the back of the sliding sleeve is in threaded connection with a fastener, the top and the bottom of the limiting slide way are fixedly connected with guard plates, two limiting baffle plates are inserted into the guard plates, and the outer side of each limiting baffle plate is in threaded connection with a fixing screw.

As a further aspect of the present invention: the outer support frame is C-shaped, and the left side and the right side of the back of the outer support frame are both provided with limiting openings.

As a further aspect of the present invention: the adjusting openings are formed in the limiting support rod, the sliding sleeve and the connecting plate, and the sliding sleeve, the connecting plate and the movable sliding block are integrated.

As a further aspect of the present invention: the fastener includes turning handle and threaded rod, the one end and the turning handle fixed connection of threaded rod, and the sliding sleeve, spacing branch, connecting plate and activity slider are run through and extend to the inside of spacing slide to the one end that the turning handle was kept away from to the threaded rod.

As a further aspect of the present invention: four guard plates are distributed at equal distances at the top and the bottom of the limiting slide way and are L-shaped.

As a further aspect of the present invention: the one end of set screw runs through limit baffle and extends to the inside of spacing slide, spacing spout has all been seted up to the front and the back of spacing slide.

(III) advantageous effects

Compared with the prior art, the utility model provides a no power frequency afterflow discharge gap device possesses following beneficial effect:

1. this no power frequency afterflow discharge gap device is the activity regulating means through setting up sliding sleeve, connecting plate, activity slider, connection support arm and upper padding plate, carries out the altitude mixture control to the activity regulating means according to high tension transmission line's diameter, makes inseparable attached outside high tension transmission line all the time of upper padding plate and lower padding plate, and adopts the spacing stability that increases the removal of activity regulating means of dual activity.

2. This no power frequency afterflow discharge gap device seals up spacing slide through limit baffle, can carry out spacing protection to the removal of activity adjusting member to utilize the fastener to fix sliding sleeve and activity slider, ensure that the device can satisfy the high tension transmission line of all different diameters, can be at utmost make insulator and lightning protection device's cooperation work protect high tension transmission line.

Drawings

FIG. 1 is a front view of the structure of the present invention;

fig. 2 is a side view of the outer support frame of the structure of the present invention;

FIG. 3 is a partially enlarged view of portion A of FIG. 2 according to the present invention;

fig. 4 is a top view of the outer support frame of the present invention.

In the figure: the lightning protection device comprises an installation support frame 1, insulators 2, a lightning protection device 3, an outer support frame 4, a lower base plate 5, a support side plate 6, a limit support rod 7, a sliding sleeve 8, a connecting plate 9, a movable sliding block 10, a connecting support arm 11, an upper base plate 12, a limit slideway 13, a fastener 14, a protective plate 15, a limit baffle 16 and a fixing screw 17.

Detailed Description

The preferred embodiments of the present invention will be described with reference to the accompanying drawings, which should not be construed as limiting the invention.

It should be noted that these drawings are simplified schematic views, and the basic structure of the present invention is described only in a schematic manner, and therefore, only the configuration related to the present invention is shown.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, a non-power-frequency follow current discharge gap device comprises an installation support frame 1, an insulator 2 is fixedly installed on the left side of the top of the installation support frame 1, a lightning protection device 3 is fixedly installed on the right side of the top of the installation support frame 1, an outer support frame 4 is fixedly connected to the top of the insulator 2, a lower backing plate 5 is fixedly connected to the bottom of the front side of the outer support frame 4, support side plates 6 are fixedly connected to the top and the bottom of the back side of the outer support frame 4, one sides of the two support side plates 6 opposite to each other are fixedly connected to the two ends of a limit support rod 7, a sliding sleeve 8 is movably connected to the outside of the limit support rod 7, a connecting plate 9 is fixedly connected to the front side of the sliding sleeve 8, connecting arms 11 are fixedly connected to the left side and the right side of the front of the connecting plate 9, and one ends of the two connecting arms 11, which are far away from the connecting plate 9, are fixedly connected to the back side of the upper backing plate 12.

In a preferred embodiment, the outer support frame 4 is C-shaped, and the left and right sides of the back surface of the outer support frame 4 are both provided with limit openings.

In a preferred embodiment, the limiting support rod 7, the sliding sleeve 8 and the connecting plate 9 are all provided with adjusting openings inside, and the sliding sleeve 8, the connecting plate 9 and the movable sliding block 10 are integrated.

The utility model discloses a theory of operation is: the lower backing plate 5 is placed at the bottom of the high-voltage power transmission line firstly, then the sliding sleeve 8 is moved to enable the sliding sleeve to move outside the limiting support rod 7, the upper backing plate 12 is subjected to height adjustment under the action of the connecting support arm 11, the upper backing plate 12 and the lower backing plate 5 are limited and fixed on the high-voltage power transmission line, and then the high-voltage power transmission line is protected by the aid of matching of the insulator 2 and the lightning protector 3.

Referring to fig. 1-4, in the embodiment of the present invention, a movable slider 10 is fixedly connected to the middle of the front surface of the connecting plate 9. The middle part of the back of the outer support frame 4 is fixedly connected with a limiting slide way 13, the outside of the limiting slide way 13 is movably connected with the inner side of a movable slide block 10, the back of the sliding sleeve 8 is in threaded connection with a fastening piece 14, the top and the bottom of the limiting slide way 13 are fixedly connected with guard plates 15, the insides of the two guard plates 15 are respectively inserted with a limiting baffle plate 16, and the outer side of the limiting baffle plate 16 is in threaded connection with a fixing screw 17.

In a preferred embodiment, the fastener 14 comprises a rotating handle and a threaded rod, one end of the threaded rod is fixedly connected with the rotating handle, and one end of the threaded rod, which is far away from the rotating handle, penetrates through the sliding sleeve 8, the limiting support 7, the connecting plate 9 and the movable sliding block 10 and extends to the inner part of the limiting slideway 13.

In a preferred embodiment, four guard plates 15 are distributed at equal distances on the top and the bottom of the limiting slide 13, and the guard plates 15 are L-shaped.

In a preferred embodiment, one end of the fixing screw 17 penetrates through the limit baffle 16 and extends to the inside of the limit slideway 13, and both the front and the back of the limit slideway 13 are provided with limit chutes.

The utility model discloses a theory of operation is: adjust the height of upper padding plate 12 through removing sliding sleeve 8, movable sliding block 10 can remove at the outside of spacing slide 13 when upper padding plate 12 removes, the removal to upper padding plate 12 is protected, make it can remove more stable, and limit baffle 16 seals spacing slide 13, it is spacing to remove movable sliding block 10, only need lift down set screw 17 when dismantling and to make movable sliding block 10 and spacing slide 13 separation, rotatory fastener 14 makes it and spacing slide 13 threaded connection fix sliding sleeve 8 and movable sliding block 10 simultaneously behind the high definite of spacing slide 13, thereby ensure that upper padding plate 12 and lower bolster 5 can be attached in high tension transmission line's outside throughout.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a no power frequency afterflow discharge gap device, includes erection bracing frame (1), its characterized in that: the lightning protection device is characterized in that an insulator (2) is fixedly mounted on the left side of the top of the mounting support frame (1), a lightning protection device (3) is fixedly mounted on the right side of the top of the mounting support frame (1), an outer support frame (4) is fixedly connected to the top of the insulator (2), a lower base plate (5) is fixedly connected to the front bottom of the outer support frame (4), support side plates (6) are fixedly connected to the top and the bottom of the back of the outer support frame (4), one opposite sides of the two support side plates (6) are fixedly connected to the two ends of a limit support rod (7), a sliding sleeve (8) is movably connected to the outer portion of the limit support rod (7), a connecting plate (9) is fixedly connected to the front of the sliding sleeve (8), connecting arms (11) are fixedly connected to the left side and the right side of the front of the connecting plate (9), and one ends, far away from the connecting plate (9), of the two connecting arms (11) are fixedly connected to the back of an upper base plate (12), the middle part of the front surface of the connecting plate (9) is fixedly connected with a movable sliding block (10); the middle part of the back of the outer support frame (4) is fixedly connected with a limiting slide way (13), the outside of the limiting slide way (13) is movably connected with the inner side of a movable slide block (10), the back of the sliding sleeve (8) is in threaded connection with a fastener (14), the top and the bottom of the limiting slide way (13) are fixedly connected with guard plates (15), two limit baffles (16) are inserted into the inner parts of the guard plates (15), and the outer side of each limit baffle (16) is in threaded connection with a fixing screw (17).

2. The non-power frequency follow current discharge gap device according to claim 1, wherein: the outer support frame (4) is C-shaped, and the left side and the right side of the back of the outer support frame (4) are both provided with limiting openings.

3. The non-power frequency follow current discharge gap device according to claim 1, wherein: the adjusting opening is formed in the limiting support rod (7), the sliding sleeve (8) and the connecting plate (9), and the sliding sleeve (8), the connecting plate (9) and the movable sliding block (10) are integrated.

4. The non-power frequency follow current discharge gap device according to claim 1, wherein: fastener (14) are including turning handle and threaded rod, the one end and the turning handle fixed connection of threaded rod, and the one end that the turning handle was kept away from to the threaded rod runs through sliding sleeve (8), spacing branch (7), connecting plate (9) and activity slider (10) and extends to the inside of spacing slide (13).

5. The non-power frequency follow current discharge gap device according to claim 1, wherein: four guard plates (15) are distributed at equal distances at the top and the bottom of the limiting slide way (13), and the guard plates (15) are L-shaped.

6. The non-power frequency follow current discharge gap device according to claim 1, wherein: one end of the fixing screw (17) penetrates through the limiting baffle (16) and extends to the inside of the limiting slide way (13), and limiting slide grooves are formed in the front face and the back face of the limiting slide way (13).