CN210006667U

CN210006667U - vacuum circuit breaker capable of measuring vacuum degree

Info

Publication number: CN210006667U
Application number: CN201920890133.9U
Authority: CN
Inventors: 蔡会涛; 俞宾; 徐桂堂; 邓清华; 徐佳
Original assignee: Jiangxi Today Electric Co Ltd
Current assignee: Jiangxi Today Electric Co Ltd
Priority date: 2019-06-14
Filing date: 2019-06-14
Publication date: 2020-01-31
Anticipated expiration: 2029-06-14

Abstract

The utility model discloses a measurable vacuum circuit breaker, including the static guide arm, the right-hand member of static guide arm runs through the left side middle part of shell and main shield cover respectively, the inside middle-end of shell is arranged in to the main shield cover, the right side of static guide arm is provided with moves the conducting rod, the left end that moves the conducting rod runs through the right side middle part of shell and main shield cover respectively, the contact is all installed to the right-hand member of static guide arm and the left end that moves the conducting rod the utility model discloses when vacuum in the main shield cover descends, can promote sealed piece up-shifting through the elasticity of spring, the staff can be according to the audio-visual understanding main vacuum condition in the shield cover in the position of locating piece, baroceptor can detect the atmospheric pressure size in the main shield cover to reach BMP085 digital module to data, BMP085 digital module can pass to the signal for the display screen, and the staff can be according to the numerical value on the display screen, advance vacuum in the main shield cover, convenient and fast.

Description

vacuum circuit breaker capable of measuring vacuum degree

Technical Field

The utility model relates to a vacuum circuit breaker technical field specifically is measurable vacuum circuit breakers.

Background

The vacuum circuit breaker is an indoor power distribution device in a 3-10 kV and 50Hz three-phase alternating current system, can be used for protecting and controlling electrical equipment in industrial and mining enterprises, power plants and transformer substations, and is particularly suitable for use places requiring no oiling, less maintenance and frequent operation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide measurable vacuum degree vacuum circuit breakers, the problem that proposes among the background art has been solved.

In order to achieve the purpose, the utility model provides a measurable vacuum degree vacuum circuit breakers, including the static guide arm, the right-hand member of static guide arm runs through the left side middle part of shell and main shield cover respectively, the inside middle-end of shell is arranged in to the main shield cover, the right side of static guide arm is provided with moves the conducting rod, move the right side middle part that the left end of conducting rod runs through shell and main shield cover respectively, the contact is all installed to the right-hand member of static guide arm and the left end that moves the conducting rod, the left side inner wall lower extreme of shell is connected with the left side lower extreme of main shield cover through supporting the magnetic column, the left side outer wall cover that moves the conducting rod is equipped with the bellows, the top middle part through connection of main shield cover has the fixed block, the spout has been seted up at the bottom lower surface middle part of fixed block, spout and main shield cover intercommunication, the inside level of spout is provided with the seal block, logical groove has been seted up at the top inner wall middle part of spout, the vertical fixedly connected with the guide arm in the upper surface middle part of seal block, the top of guide arm runs through groove and is connected with the bottom surface middle part fixed connection of locating piece, the front side of locating.

As the utility model discloses an preferred embodiment, the spacing groove has been seted up to the left side and the right side inner wall middle part symmetry that lead to the groove, the stopper is installed to the left side and the right side middle part symmetry of guide arm, spacing groove and stopper sliding connection.

As the preferred embodiments of the present invention, a sealing pad is disposed outside the sealing block.

As preferred embodiments of the present invention, the inner wall of the bottom end of the chute is provided with a stopper.

As the utility model discloses an preferred embodiment, the upper surface left side of shell is provided with control panel, control panel's inside is provided with BMP085 digital module, baroceptor's data output end is connected with the data input part of BMP085 digital module, the signal output part of BMP085 digital module is connected with the signal input part of display screen, control panel is through external power source and display screen electric connection.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses measurable vacuum circuit breaker, when the vacuum in the main shield cover descends, elasticity through the spring can promote the locating piece up to move, advance step and drive sealed piece up to move in the spout, the staff can be according to the audio-visual vacuum condition of understanding in the main shield cover in the position of locating piece, baroceptor can detect the atmospheric pressure size in the main shield cover, and pass to BMP085 digital module to data, BMP085 digital module can pass to the display screen to the signal, the staff can be according to the numerical value on the display screen, advance step and know the vacuum in the main shield cover, and is convenient and fast.

2. The utility model discloses measurable vacuum degree vacuum circuit breaker, through spacing groove and stopper sliding connection, the sealed piece of promotion that the spring can be steady moves down, avoids sealed piece to remove the in-process and takes place the slope.

3. The utility model discloses measurable vacuum degree vacuum circuit breaker is provided with sealed the pad through the outside of sealed piece, can improve the leakproofness of sealed piece.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a front view of vacuum circuit breakers with vacuum degree measurement;

FIG. 2 is a schematic view of the connection between the limiting block and the limiting groove of the vacuum circuit breakers with measurable vacuum degrees;

fig. 3 is a circuit control diagram of the pressure sensor of vacuum circuit breakers with measurable vacuum degree.

In the figure: 1. static guide rod, 2, shell, 3, main shield cover, 4, move conducting rod, 5, contact, 6, support magnetic column, 7, bellows, 8, fixed block, 9, spout, 10, sealed piece, 11, logical groove, 12, guide arm, 13, locating piece, 14, display screen, 15, standing groove, 16, baroceptor, 17, sealed pad, 18, dog, 19, control panel, 20, BMP085 digital module, 21, spacing groove, 22, stopper, 23, spring.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention will be further described in with reference to the following embodiments.

Please refer to fig. 1-3, the present invention provides technical solutions that vacuum degree measurable vacuum circuit breakers include a static guide rod 1, the right end of the static guide rod 1 penetrates through the left middle portions of a housing 2 and a main shield 3 respectively, the main shield 3 is disposed at the inner middle end of the housing 2, the right side of the static guide rod 1 is provided with a movable conductive rod 4, the left end of the movable conductive rod 4 penetrates through the right middle portions of the housing 2 and the main shield 3 respectively, contacts 5 are mounted at the right end of the static guide rod 1 and the left end of the movable conductive rod 4, the lower end of the inner wall of the left side of the housing 2 is connected with the lower end of the left side of the main shield 3 through a supporting magnetic column 6, the outer wall of the left side of the movable conductive rod 4 is provided with a bellows 7, the middle portion of the top end of the main shield 3 is connected with a fixed block 8 in a penetrating manner, the middle portion of the bottom lower surface of the fixed block 8 is provided with a chute 9, the chute 9 is communicated with the main shield 3, the chute 9 is horizontally provided with a sealing block 10, the sealing block 9, the sealing block 10 is provided with a pressure sensor module, the sealing module is provided with a BMP 3, the vacuum degree indicating module is provided with a moving sensor module, the upper end of a BMP 3, the vacuum degree indicating module is provided with a moving sensor module 083, the vacuum degree indicating module is provided on the vacuum degree indicating module, the vacuum degree indicating module is provided with a moving module, the vacuum degree indicating module is provided on the vacuum degree indicating module.

In this embodiment (please refer to fig. 1-2), the middle portions of the left and right inner walls of the through groove 11 are symmetrically provided with limiting grooves 21, the middle portions of the left and right sides of the guide rod 12 are symmetrically provided with limiting blocks 22, the limiting grooves 21 are slidably connected with the limiting blocks 22, and the spring 23 can stably push the sealing block 10 to move downwards, so as to prevent the sealing block 10 from tilting during the moving process.

In this embodiment (see fig. 1), a sealing gasket 17 is disposed on an outer side of the sealing block 10, so that the sealing performance of the sealing block 10 can be improved.

In this embodiment (please refer to fig. 1), the inner wall of the bottom end of the sliding chute 9 is provided with a stop block 18, which can prevent the sealing block from falling into the main shielding case 3.

In this embodiment (please refer to fig. 1-3), a control panel 19 is disposed on the left side of the upper surface of the housing 2, a BMP085 digital module 20 is disposed inside the control panel 19, a data output end of the air pressure sensor 16 is connected to a data input end of the BMP085 digital module 20, a signal output end of the BMP085 digital module 20 is connected to a signal input end of the display screen 14, the control panel 19 is electrically connected to the display screen 14 through an external power supply, and the control panel 19 is disposed to facilitate operation of a worker.

It should be noted that, the utility model discloses a measurable vacuum degree vacuum circuit breaker, including static guide arm 1, shell 2, main shield cover 3, move conducting rod 4, contact 5, support magnetic column 6, bellows 7, fixed block 8, spout 9, sealed piece 10, lead to groove 11, guide arm 12, locating piece 13, display screen 14, standing groove 15, baroceptor 16, sealed pad 17, dog 18, control panel 19, BMP085 digital module 20, spacing groove 21, stopper 22, spring 23, the part is the component that general standard component or the skilled person known, its structure and principle all can learn through the technical manual or learn through conventional experimental method, when the during operation vacuum in main shield cover 3 descends, elasticity through spring 23, spacing groove 21 and stopper 22 sliding connection, spring 23 can promote locating piece 13 and move up, go forward step drive sealed piece 10 and move up in spout 9, the staff can be according to the swift audio-visual understanding of the position of locating piece 13 in the shield cover 3, the vacuum degree condition in the main shield cover 16 can promote the upward movement of locating piece 13, the main shield cover can detect the big signal of the atmospheric pressure sensor 085, and can give the step 085 digital display module according to the atmospheric pressure digital module 085, the atmospheric pressure shield cover 14, the atmospheric pressure can be known to the atmospheric pressure signal display module 085, the atmospheric pressure display module swiftly found to the atmospheric.

The model of the BMP085 digital module 20 of the present invention is GY-65, and the model of the air pressure sensor 16 is HM 10.

Having thus shown and described the basic principles and essential features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof, and it is therefore intended that the embodiments be considered as exemplary and not limiting at , and that the scope of the invention be determined by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment contains independent technical solutions, and such description of the description is only for clarity, and those skilled in the art should take the description as as a whole, and the technical solutions in the respective embodiments may be combined appropriately to form other embodiments that those skilled in the art can understand.

Claims

The vacuum circuit breaker capable of measuring the vacuum degree comprises a static guide rod (1) and is characterized in that the right end of the static guide rod (1) penetrates through the middle of the left side of a shell (2) and the middle of the left side of a main shielding cover (3) respectively, the main shielding cover (3) is arranged at the middle inside of the shell (2), a movable conducting rod (4) is arranged on the right side of the static guide rod (1), the left end of the movable conducting rod (4) penetrates through the middle of the right side of the shell (2) and the middle of the right side of the main shielding cover (3) respectively, contacts (5) are arranged at the right end of the static guide rod (1) and the left end of the movable conducting rod (4), the lower end of the inner wall of the left side of the shell (2) is connected with the lower end of the left side of the main shielding cover (3) through a supporting magnetic column (6), a corrugated pipe (7) is sleeved on the outer wall of the left side of the movable conducting rod (4), a fixed block (8) is connected in a penetrating manner at the middle of the top end of the main shielding cover (3), a chute (9) is provided with a sliding groove (10) at the middle of the lower surface of the bottom of the fixed block (10), a horizontal groove (10) is provided with a sealing block (12) of a sealing groove (10) at the upper end of the upper sealing groove of the upper sealing block, a vertical groove (10) of the sliding groove (10) is provided with a sealing block, a sealing block 12) of a sealing groove, a sealing block 12) is provided with a sealing.
2. The vacuum circuit breaker capable of measuring vacuum degree according to claim 1, wherein the left and right inner walls of the through slot (11) are symmetrically provided with limiting slots (21) in the middle, the left and right middle parts of the guide rod (12) are symmetrically provided with limiting blocks (22), and the limiting slots (21) are slidably connected with the limiting blocks (22).
3. vacuum circuit breaker with measurable vacuum degree according to claim 1, wherein the outside of the sealing block (10) is provided with a sealing pad (17).
4. vacuum circuit breaker with measurable vacuum degree according to claim 1, wherein the inner wall of the bottom end of the chute (9) is provided with a stop (18).
5. The vacuum degree measurable vacuum circuit breaker according to claim 1, wherein a control panel (19) is provided on the left side of the upper surface of the case (2), a BMP085 digital module (20) is provided inside the control panel (19), the data output terminal of the air pressure sensor (16) is connected to the data input terminal of the BMP085 digital module (20), the signal output terminal of the BMP085 digital module (20) is connected to the signal input terminal of the display screen (14), and the control panel (19) is electrically connected to the display screen (14) through an external power supply.