CN210467677U - Insulation cylinder shell connecting structure of indoor sulfur hexafluoride circuit breaker - Google Patents

Abstract

The utility model discloses an insulating cylinder shell connecting structure of an indoor sulfur hexafluoride breaker, which comprises an insulating cylinder and a drying agent box, wherein one end of the insulating cylinder is provided with a base, the base is provided with a drying agent box accommodating groove, the other end of the insulating cylinder is provided with a positioning plate, the bottom of the positioning plate is provided with a first spring, the bottom of the first spring is provided with a lower pressing plate, the side surface of the drying agent box is provided with an observation window, the drying agent box comprises a box cover, the box cover is provided with a ventilation hole, the box cover is also provided with a stop block, in order to maintain the stability of the drying agent box, the first spring presses the pressing plate to be matched with the base to place the drying agent box for clamping, and places the drying agent box through the drying agent box accommodating groove, the fixing work is rapidly completed, the stop block provides, be equipped with second spring drive stopper and push the stopper holding tank, ensure can not rock after the installation drying agent box.

Description

Insulation cylinder shell connecting structure of indoor sulfur hexafluoride circuit breaker

Technical Field

The utility model belongs to the technical field of the circuit breaker, concretely relates to insulating cylinder shell connection structure of indoor sulfur hexafluoride circuit breaker.

Background

In the field of circuit breakers, an arc extinguish chamber is the heart of the circuit breaker, how to ensure the normal operation of the heart is the most important, the application of an insulation technology in high-voltage electrical equipment is extensive, an insulating cylinder device is used as a heart protective cover of the circuit breaker, the performance of the insulating cylinder device directly influences whether the heart can jump ideally, the reliable and normal operation of the equipment is ensured, a desiccant box is required to be matched with the insulating cylinder, the insulating cylinder is maintained in a dry environment, the traditional desiccant box has the defects of more required parts, large volume and the like when being installed, the installation time is more, and reagents in the box are inconvenient to replace.

SUMMERY OF THE UTILITY MODEL

For solving the problem that exists among the prior art, the utility model provides an insulating cylinder shell connection structure of indoor sulfur hexafluoride circuit breaker, when solving installation desiccator box, the spare part is many, and installation time is long, and the drier is changed inconveniently.

In order to achieve the above object, the utility model adopts the following technical scheme:

the utility model provides an insulating cylinder shell connection structure of indoor sulfur hexafluoride circuit breaker, includes insulating cylinder and drying agent box, the one end of insulating cylinder is equipped with the base, be equipped with the drying agent box holding tank that holds the drying agent box and use on the base, the other end of insulating cylinder is equipped with the locating plate, the locating plate bottom is equipped with first spring, first spring bottom is equipped with the holding down plate, the side of drying agent box is equipped with the observation window, the drying agent box includes the lid, be equipped with the ventilation hole on the lid, still be equipped with the dog on the lid.

In the above structure: for guaranteeing to install the drying agent box fast in the body surface of insulating cylinder, so be equipped with the base fixed with the insulating cylinder body surface, and set up the drying agent box holding tank that holds drying agent box usefulness on the base, be used for depositing the drying agent box, and be equipped with the ventilation hole on the lid of drying agent box, so that the air is the circulation, the drier in the drying agent box can absorb the steam in the air, reach dry air's effect, in order to strengthen drying agent box stability, so be equipped with the locating plate that supports first spring usefulness, and the holding down plate that links to each other with first spring, when placing the drying agent box, the jacking holding down plate makes first spring shrink, place drying agent box behind drying agent box holding tank, first spring drives the holding down plate and supports on the drying agent box, this in-process again, the dog that is equipped with, support the holding down plate, provide the passageway that the air flows for.

Preferably, a limiting groove is formed in the side face of the drying agent box, a second spring is arranged in the limiting groove, a limiting block is arranged on the second spring, one end of the second spring is connected with the groove bottom of the limiting groove, the other end of the second spring is connected with the limiting block, a limiting block accommodating groove matched with the limiting block is formed in the insulating cylinder, the second spring is arranged to drive the limiting block to push the limiting block accommodating groove so as to enhance the stability of connection between the drying agent box and the insulating cylinder, and the drying agent box is ensured not to shake after being installed.

Preferably, the observation window is a transparent plastic plate, so that a user can conveniently observe the internal condition of the desiccant box, and the desiccant in the desiccant box can be replaced or added conveniently.

Preferably, the stopper holding tank is sunken four terrace with edges, is the stopper holding tank of sunken four terrace with edges form, person's of facilitating the use dismouting drying agent box, during the installation, drying agent box places in drying agent box holding tank, through rotatory mode, impel the stopper to push into in the stopper holding tank by the second spring of the tank bottom of spacing groove, accomplish the installation of insulating cylinder and drying agent box, during the dismantlement, it makes the sunken four terrace with edges of stopper roll-off to push up drying agent box, and drying agent box breaks away from drying agent box holding tank, can take out drying agent box, swift and laborsaving.

Preferably, the stopper holding tank is equipped with two sets ofly, and every group is two, four the stopper holding tank is located the insulator cartridge is same high, and about the axis symmetric distribution of insulator cartridge, four stopper holding tanks use two to be a set of, and the cooperation stopper is accomplished fixedly to the user connects a plurality of drying agent boxes of installation.

The utility model has the advantages that:

1. in order to maintain the stability of the desiccant box, a first spring is arranged to press down the pressing plate, the desiccant box is placed and clamped by matching with the base, the desiccant box is placed through the desiccant box accommodating groove, the operation is rapidly completed, and a stop block is arranged to provide a channel for air flowing for the vent hole.

2. In order to strengthen the more stable being connected of drying agent box and insulating cylinder, be equipped with second spring drive stopper and push the stopper holding tank, ensure can not rock after the installation drying agent box.

3. The observation window is arranged, so that a user can conveniently observe the internal condition of the desiccant box, and the desiccant in the desiccant box can be replaced or added conveniently.

4. The limiting block accommodating groove is a sunken quadrangular frustum pyramid, so that the drying agent box can be quickly disassembled and assembled to be connected with the insulating cylinder.

5. Establish four stopper holding tanks and do not two and be a set of, cooperate the stopper to accomplish fixedly to the user connects a plurality of drying agent boxes of installation.

Description of the drawings:

fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;

fig. 2 is a cross-sectional top view at a in fig. 1 of an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a drying agent box according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a stopper accommodating groove according to an embodiment of the present invention;

fig. 5 is a distribution diagram of the stopper accommodating groove of the insulating cylinder according to the embodiment of the present invention;

fig. 6 is an enlarged view of the embodiment of the present invention at B in fig. 2.

Description of reference numerals:

1. an insulating cylinder; 101. a limiting block accommodating groove; 2. a base; 201. a desiccant box receiving slot; 3. a desiccant box; 301. a limiting groove; 4. an observation window; 5. a box cover; 501. a vent hole; 6. a stopper; 7. a lower pressing plate; 8. a first spring; 9. positioning a plate; 10. a limiting block; 11. a second spring.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Example (b):

as shown in fig. 1-6, an insulation cylinder 1 shell connecting structure of an indoor sulfur hexafluoride circuit breaker comprises an insulation cylinder 1 and a desiccant box 3, wherein a base 2 is arranged at one end of the insulation cylinder 1, a desiccant box accommodating groove 201 for accommodating the desiccant box 3 is formed in the base 2, a positioning plate 9 is arranged at the other end of the insulation cylinder 1, a first spring 8 is arranged at the bottom of the positioning plate 9, a lower pressing plate 7 is arranged at the bottom of the first spring 8, an observation window 4 is arranged on the side face of the desiccant box 3, the desiccant box 3 comprises a box cover 5, a ventilation hole 501 is formed in the box cover 5, and a stop block 6 is further arranged on the box cover 5.

In the above structure: in order to ensure that the drying agent box 3 is quickly installed on the body surface of the insulating cylinder 1, a base 2 fixed with the body surface of the insulating cylinder 1 is arranged, a drying agent box accommodating groove 201 used for accommodating the drying agent box 3 is formed in the base 2 and used for storing the drying agent box 3, then, a vent hole 501 is formed in the box cover 5 and used for air circulation, drying agents in the drying agent box 3 can absorb water vapor in the air to achieve the effect of drying air, in order to enhance the stability of the drying agent box 3, a positioning plate 9 used for supporting the first spring 8 and a lower pressing plate 7 connected with the first spring 8 are arranged, when the drying agent box 3 is placed, the lower pressing plate 7 is lifted to enable the first spring 8 to contract, after the drying agent box 3 is placed in the drying agent box 3 accommodating groove 201, the first spring 8 drives the lower pressing plate 7 to abut against the drying agent box 3, in the process, a stop block 6 is arranged to, providing a passage for air flow to the vent 501.

Example (b):

in one embodiment, as shown in fig. 2 and fig. 6, a limiting groove 301 is formed in the side surface of the drying agent box 3, a second spring 11 is arranged in the limiting groove 301, a limiting block 10 is arranged on the second spring 11, one end of the second spring 11 is connected with the groove bottom of the limiting groove 301, the other end of the second spring 11 is connected with the limiting block 10, a limiting block accommodating groove 101 matched with the limiting block 10 is arranged on the insulating cylinder 1, and in order to enhance the stability of the connection between the drying agent box 3 and the insulating cylinder 1, the second spring 11 is arranged to drive the limiting block 10 to push into the limiting block accommodating groove 101, so that the drying agent box 3 is ensured not.

Example (b):

in one embodiment, as shown in fig. 1, the viewing window 4 is a transparent plastic plate to facilitate the user to view the interior of the desiccant container 3 for replacing or adding the desiccant in the desiccant container 3.

Example (b):

in one embodiment, as shown in fig. 1, fig. 4 and fig. 6, the stopper receiving groove 101 is a recessed quadrangular frustum pyramid, and is a recessed quadrangular frustum pyramid-shaped stopper receiving groove 101, so that the drying agent box 3 can be disassembled and assembled by a user conveniently, during installation, the drying agent box 3 is placed in the drying agent box receiving groove 201, in a rotating manner, the second spring 11 at the bottom of the limiting groove 301 enables the stopper 10 to be pushed into the stopper receiving groove 101, so that the installation of the insulating cylinder 1 and the drying agent box 3 is completed, during disassembly, the drying agent box 3 is pushed upwards to enable the stopper 10 to slide out of the recessed quadrangular frustum pyramid, and the drying agent box 3 is separated from the drying agent box receiving groove 201, so that the drying agent box 3 can be taken out, and is.

Example (b):

in one embodiment, as shown in fig. 5, the two sets of limiting block accommodating grooves 101 are provided, each set includes two, four limiting block accommodating grooves 101 are located at the same height of the insulating cylinder 1, and are symmetrically distributed about the central axis of the insulating cylinder 1, two of the four limiting block accommodating grooves 101 are provided as a set, and the fixing is completed by matching with the limiting block 10, so that the user can connect and install the plurality of drying agent boxes 3.

The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims (5)

1. The utility model provides an insulating cylinder shell connection structure of indoor sulfur hexafluoride circuit breaker, a serial communication port, including insulating cylinder and drying agent box, the one end of insulating cylinder is equipped with the base, be equipped with the drying agent box holding tank that holds drying agent box usefulness on the base, the other end of insulating cylinder is equipped with the locating plate, the locating plate bottom is equipped with first spring, first spring bottom is equipped with the holding down plate, the side of drying agent box is equipped with the observation window, the drying agent box includes the lid, be equipped with the ventilation hole on the lid, still be equipped with the dog on the lid.

2. The indoor sulfur hexafluoride breaker insulation cylinder housing connection structure as claimed in claim 1, wherein a limiting groove is formed in a side surface of the desiccant box, a second spring is disposed in the limiting groove, a limiting block is disposed on the second spring, one end of the second spring is connected to a groove bottom of the limiting groove, the other end of the second spring is connected to the limiting block, and a limiting block accommodating groove matched with the limiting block is disposed on the insulation cylinder.

3. The indoor sulfur hexafluoride breaker insulation barrel housing connection structure of claim 1 wherein said viewing window is a transparent plastic panel.

4. The indoor sulfur hexafluoride breaker insulation barrel housing connection structure of claim 2 wherein said stopper receiving groove is a recessed rectangular pyramid.

5. The indoor sulfur hexafluoride breaker insulation cylinder case connecting structure of claim 4 wherein there are two sets of two stopper receiving grooves, two in each set, four stopper receiving grooves being located at the same height of the insulation cylinder and symmetrically distributed about the central axis of the insulation cylinder.

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