CN216851044U

CN216851044U - Environment-friendly gas ring main unit

Info

Publication number: CN216851044U
Application number: CN202122978838.6U
Authority: CN
Inventors: 罗亚林; 陈嘉健; 罗灿源
Original assignee: Shanghai Dikang Electric Co ltd
Current assignee: Shanghai Dikang Electric Co ltd
Priority date: 2021-12-01
Filing date: 2021-12-01
Publication date: 2022-06-28
Anticipated expiration: 2031-12-01

Abstract

The utility model discloses an environment-friendly gas ring main unit, and particularly relates to the technical field of ring main units. According to the utility model, the shell is sealed by closing the sealing door, when the sealing door is closed, the sealing door can extrude the sealing plate to slide, and the two sides of the sealing plate are connected with the sliding blocks, so that the sliding blocks can slide along with the sliding blocks, thus the first spring at the outer end of the connecting rod is deformed, the first spring can apply a force to the sliding blocks, the sealing plate is in close contact with the sealing door, and thus the gas in the shell is prevented from overflowing through a connecting seam between the shell and the sealing door.

Description

Environment-friendly gas ring main unit

Technical Field

The utility model relates to the technical field of ring main units, in particular to an environment-friendly gas ring main unit.

Background

The ring main unit is a high-voltage switch device, generally installed in metal or nonmetal insulation cabinet, because it has simple structure, small and low price characteristics, therefore the ring main unit is widely used in housing district, high-rise building and factory enterprise etc. the arc extinguishing mode of ring main unit mainly has: direct-acting pneumatic type, rotary magnetic arc extinguishing, arc extinguishing grid arc extinguishing and quartz sand arc extinguishing.

The prior art has the following defects: the looped netowrk cabinet structure that uses on the existing market is fairly simple, lacks seal structure, and current looped netowrk cabinet all is articulated to be connected, therefore the inside gas of looped netowrk cabinet can spill over from the joint line to cause the pollution to the environment.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides an environment-friendly gas ring main unit, which aims to solve the problem that the environment is polluted because gas in the ring main unit overflows from a connecting seam in the prior art.

In order to achieve the above purpose, the utility model provides the following technical scheme: an environment-friendly gas ring main unit comprises a shell, wherein a sealing door is hinged to the front side of the shell, a control terminal is fixedly arranged on the front side of the sealing door, a handle is fixedly arranged on the front side of the sealing door, a sealing plate is connected to the inside of the shell in a sliding manner, sliders are fixedly arranged on two sides of the sealing plate, the sliders are slidably mounted on two sides of the inside of the shell, connecting rods are fixedly mounted on two sides of the inside of the shell and penetrate through the sliders, a first spring is sleeved on the outer end of each connecting rod, one end of each first spring is fixedly connected with the corresponding slider, an air inlet pipe is communicated with the outer end of one side of the shell, a pressure reducing structure is arranged inside the shell, when the sealing door is closed, the sealing door can extrude the sealing plate inside the shell, so that the sliders on two sides of the sealing plate slide, the first spring on one side of the slider can deform, and the sealing plate is pushed to tightly abut against the sealing door, the gas inside the casing is prevented from escaping from the connecting seam.

Further, the pressure reduction structure comprises a pressure detector which is fixedly arranged at the top end inside the shell, the outer end of one side of the shell is communicated with an air outlet pipe, the outer end of the air outlet pipe is provided with an electromagnetic valve, one end of the electromagnetic valve is connected with a connector, one side of the connector is provided with a connecting plate, the connecting plate is embedded into the air outlet pipe, a fixing ring is connected between the air outlet pipe and the connector, bolts penetrate through two ends of the fixing ring, the outer end of the bolt is in threaded connection with a nut, a filtering structure is arranged inside the connector, the pressure gauge can detect the pressure inside the shell, when the pressure inside the shell is too high, the electromagnetic valve can be automatically opened, thereby make the inside gas of shell flow from the connector of outlet duct one side to reduce the inside pressure of shell, avoid the inside pressure of shell to lead to the fact equipment to damage too big.

Furthermore, a plurality of exhaust holes are opened to one side of connector, can flow through the exhaust hole.

Further, filtration includes first bracing piece, first bracing piece is fixed inside the connector, the inside slidable mounting of first bracing piece has the second bracing piece, the inside of first bracing piece is provided with the second spring, the one end and the second bracing piece fixed connection of second spring, the outer end of second bracing piece is provided with gag lever post and runs through first bracing piece, the one end fixedly connected with connecting seat of second bracing piece, the inside of connecting seat is provided with the filter, and when gas was through the connector, connector internally mounted had the filter, and the filter can be to gas filtration, avoids causing environmental pollution.

Furthermore, the outer end of the first support rod is provided with an arc-shaped sliding groove, and the size of the arc-shaped sliding groove is matched with the limit rod, so that the limit rod can slide in the first support rod, and the second support rod is limited.

Furthermore, supporting legs are arranged at four corners of the bottom of the shell, so that the stability of the LED lamp is improved through the supporting legs.

Furthermore, the inside both sides of shell have all been seted up the spout, and the size and the slider looks adaptation of spout, and the closing plate passes through the slider and slides in the inside of shell.

Furthermore, a through hole is formed in the sliding block, the size of the through hole is matched with that of the connecting rod, and the sliding block can slide at the outer end of the connecting rod.

The utility model has the following advantages:

1. according to the utility model, by arranging the sealing plate, the sliding block, the connecting rod and the first spring, when the sealing door is closed, the shell is sealed, when the sealing door is closed, the sealing door can extrude the sealing plate to slide, and the sliding blocks are connected to two sides of the sealing plate, so that the sliding blocks can slide along with the sliding, the first spring at the outer end of the connecting rod is deformed, the first spring can apply a force to the sliding block, the sealing plate is in close contact with the sealing door, and the gas in the shell is prevented from overflowing through a connecting seam between the shell and the sealing door;

2. According to the utility model, through arranging the pressure measuring device, the air outlet pipe, the electromagnetic valve, the connector and the connecting plate, when the pressure measuring device is used, the pressure inside the shell is detected through the pressure measuring device, the detection result can be transmitted to the control terminal, when the pressure inside the shell is overlarge, the electromagnetic valve at the outer end of the air outlet pipe can be opened, so that the gas inside the shell flows into the air outlet pipe, one end of the air outlet pipe is connected with the connector, the filter structure is arranged inside the connector, the gas inside the air outlet pipe flows into the connector, is filtered through the filter structure and then is discharged, the damage to equipment caused by overlarge pressure inside the shell is avoided, and meanwhile, the environment pollution is also avoided.

Drawings

FIG. 1 is a schematic view of the overall structure provided by the present invention;

FIG. 2 is a side view provided by the present invention;

FIG. 3 is a schematic view of a connection structure between an outlet tube and a connector according to the present invention;

FIG. 4 is a cross-sectional view of the outlet tube and connector provided by the present invention;

fig. 5 is a schematic view of a connection structure of the first support rod and the second support rod provided by the present invention.

In the figure: the automatic air-tight door comprises a shell 1, a sealing door 2, a control terminal 3, a handle 4, a sealing plate 5, a sliding block 6, a connecting rod 7, a first spring 8, an air inlet pipe 9, a pressure measuring device 10, an air outlet pipe 11, an electromagnetic valve 12, a connector 13, a connecting plate 14, a fixing ring 15, a bolt 16, a nut 17, a first supporting rod 18, a second supporting rod 19, a second spring 20, a limiting rod 21, a connecting seat 22 and a filtering plate 23.

Detailed Description

The present invention is described in terms of particular embodiments, other advantages and features of the utility model will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the utility model and that it is not intended to limit the utility model to the particular embodiments disclosed. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to the attached drawings 1-2 of the specification, the environment-friendly gas ring main unit of the embodiment comprises a housing 1, wherein four corners of the bottom of the housing 1 are respectively provided with a supporting leg, the stability of the environment-friendly gas ring main unit can be improved through the supporting legs, the front side of the housing 1 is hinged with a sealing door 2, the front side of the sealing door 2 is fixedly provided with a control terminal 3, the front side of the sealing door 2 is fixedly provided with a handle 4, the inside of the housing 1 is slidably connected with a sealing plate 5, two sides of the sealing plate 5 are fixedly provided with sliding blocks 6, the sliding blocks 6 are slidably installed on two sides inside the housing 1, two sides inside the housing 1 are respectively provided with a sliding groove, the size of the sliding groove is matched with that of the sliding block 6, the sealing plate 5 slides inside the housing 1 through the sliding blocks 6, two sides inside the housing 1 are respectively fixedly provided with a connecting rod 7, the connecting rod 7 penetrates through the sliding blocks 6, the through-hole has been seted up to the inside of slider 6, and the size and the 7 looks adaptations of connecting rod of through-hole, and slider 6 can slide in 7 outer ends of connecting rod, the outer pot head of connecting rod 7 has first spring 8, the one end and the 6 fixed connection of slider of first spring 8, one side outer end intercommunication of shell 1 has intake pipe 9, the inside of shell 1 is provided with the step-down structure, and when closing sealing door 2, sealing door 2 can extrude the inside closing plate 5 of shell 1 to make the slider 6 of closing plate 5 both sides slide, the first spring 8 of slider 6 one side can take place deformation, thereby promote closing plate 5 and closely contradict with sealing door 2, avoid the inside gas of shell 1 to spill over from the joint.

The implementation scene is specifically as follows: when using, seal 1 through closing sealing door 2 and seal, when sealing door 2 closed, sealing door 2 can extrude sealing plate 5 and slide, sealing plate 5 both sides are connected with slider 6, consequently slider 6 also can be along with sliding, thereby make the first spring 8 of connecting rod 7 outer end take place deformation, first spring 8 can exert a power to slider 6, make sealing plate 5 and sealing door 2 in close contact with, thereby avoid the inside gas of shell 1 to spill over through the joint line between shell 1 and sealing door 2.

Referring to the attached drawings 1-5 of the specification, the environment-friendly gas ring main unit of the embodiment further comprises a pressure reducing structure, the pressure reducing structure comprises a pressure measuring device 10, the pressure measuring device 10 is fixedly installed at the top end inside the shell 1, the outer end of one side of the shell 1 is communicated with an air outlet pipe 11, the outer end of the air outlet pipe 11 is provided with an electromagnetic valve 12, one end of the electromagnetic valve 12 is connected with a connector 13, one side of the connector 13 is provided with a plurality of exhaust holes, one side of the connector 13 is provided with a connecting plate 14, the connecting plate 14 is embedded into the air outlet pipe 11, a fixing ring 15 is connected between the air outlet pipe 11 and the connector 13, two ends of the fixing ring 15 are penetrated by bolts 16, the outer end of each bolt 16 is in threaded connection with a nut 17, a filtering structure is arranged inside the connector 13 and comprises a first supporting rod 18, the first supporting rod 18 is fixed inside the connector 13, the pressure measuring device is characterized in that a second supporting rod 19 is slidably mounted inside the first supporting rod 18, a second spring 20 is arranged inside the first supporting rod 18, one end of the second spring 20 is fixedly connected with the second supporting rod 19, a limiting rod 21 is arranged at the outer end of the second supporting rod 19, the limiting rod 21 penetrates through the first supporting rod 18, an arc-shaped chute is arranged at the outer end of the first supporting rod 18, the size of the arc-shaped chute is matched with that of the limiting rod 21, a connecting seat 22 is fixedly connected with one end of the second supporting rod 19, a filter plate 23 is arranged inside the connecting seat 22, when gas passes through the connecting head 13, a filter plate 23 is mounted inside the connecting head 13, the filter plate 23 can filter the gas to avoid environmental pollution, the pressure measuring device 10 can detect the pressure inside the casing 1, and when the pressure inside the casing 1 is too high, the electromagnetic valve 12 can be opened automatically, thereby make the inside gas of shell 1 flow out from the connector 13 of outlet duct 11 one side to reduce the inside pressure of shell 1, avoid the inside pressure of shell 1 too big equipment damage that causes.

The implementation scene is specifically as follows: when using, detect the inside pressure of shell 1 through manometer 10, the testing result can pass on control terminal 3, when 1 internal pressure of shell is too big, can open the solenoid valve 12 of 11 outer ends of outlet duct, thereby make 1 inside gas inflow outlet duct 11 inside of shell, 11 one end of outlet duct is connected with connector 13, and connector 13 inside is provided with filtration, 11 inside gas inflow connector 13 inside of outlet duct, filter through filtration, then discharge, avoid 1 inside pressure of shell to lead to the fact equipment to damage too greatly, also avoid the environment to receive the pollution simultaneously.

Although the utility model has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements may be made based on the utility model. Accordingly, it is intended that all such modifications and alterations be included within the scope of this invention as defined in the appended claims.

Claims

1. The utility model provides an environmental protection gas looped netowrk cabinet, includes shell (1), its characterized in that: the front side of the shell (1) is hinged with a sealing door (2), the front side of the sealing door (2) is fixedly provided with a control terminal (3), a handle (4) is fixedly arranged at the front side of the sealing door (2), a sealing plate (5) is connected in the shell (1) in a sliding way, the two sides of the sealing plate (5) are fixedly provided with sliding blocks (6), the sliding blocks (6) are arranged on the two sides in the shell (1) in a sliding manner, the two sides in the shell (1) are fixedly provided with connecting rods (7), the connecting rods (7) penetrate through the sliding blocks (6), a first spring (8) is sleeved at the outer end of the connecting rod (7), one end of the first spring (8) is fixedly connected with the sliding block (6), the outer end of one side of shell (1) communicates has intake pipe (9), the inside of shell (1) is provided with the pressure reduction structure.

2. The ring main unit as claimed in claim 1, wherein: the pressure reduction structure includes pressure measuring ware (10), pressure measuring ware (10) fixed mounting is on the inside top of shell (1), one side outer end intercommunication of shell (1) has outlet duct (11), the outer end of outlet duct (11) is provided with solenoid valve (12), the one end of solenoid valve (12) is connected with connector (13), one side of connector (13) is provided with connecting plate (14), connecting plate (14) are embedded into outlet duct (11) inside, be connected with solid fixed ring (15) between outlet duct (11) and connector (13), the both ends of solid fixed ring (15) are run through there are bolt (16), bolt (16) outer end threaded connection has nut (17), connector (13) inside is provided with the filtration.

3. The ring main unit as claimed in claim 2, wherein: and one side of the connector (13) is provided with a plurality of exhaust holes.

4. The environmentally friendly gas ring main unit as claimed in claim 2, wherein: the utility model discloses a filter structure, including connector (13), filtration includes first bracing piece (18), first bracing piece (18) are fixed inside connector (13), the inside slidable mounting of first bracing piece (18) has second bracing piece (19), the inside of first bracing piece (18) is provided with second spring (20), the one end and second bracing piece (19) fixed connection of second spring (20), the outer end of second bracing piece (19) is provided with gag lever post (21) and runs through first bracing piece (18), the one end fixedly connected with connecting seat (22) of second bracing piece (19), the inside of connecting seat (22) is provided with filter (23).

5. The ring main unit as claimed in claim 4, wherein: the outer end of the first supporting rod (18) is provided with an arc-shaped sliding groove, and the size of the arc-shaped sliding groove is matched with the limiting rod (21).

6. The ring main unit as claimed in claim 1, wherein: supporting legs are arranged at four corners of the bottom of the shell (1).

7. The environmentally friendly gas ring main unit as claimed in claim 1, wherein: the inside both sides of shell (1) have all been seted up the spout, and the size and the slider (6) looks adaptation of spout.

8. The environmentally friendly gas ring main unit as claimed in claim 1, wherein: a through hole is formed in the sliding block (6), and the size of the through hole is matched with that of the connecting rod (7).