CN219979375U - Forward flip-chip type density relay for dial plate - Google Patents

Abstract

The utility model relates to the technical field of density relays, in particular to a dial forward flip-chip type density relay which comprises a shell, a relay, a connector and a connecting seat, wherein a sliding groove is formed in the middle of the bottom of an inner cavity of the shell, two movable rods are placed in the sliding groove, a fixed rod is connected between the two movable rods, the relay is installed at the top of the fixed rod, one end of the relay is fixedly connected with one end of the connector, the other end of the connector extends out of the top of the shell, and the back surface of the relay is connected with the connecting seat through bolts. According to the dial forward flip-chip type density relay, the shell can completely cover the density relay inside, the rainproof and dustproof effects are good, the gauge head position of the density relay is correspondingly provided with the observation window, and the observation window is internally provided with the glass sheet as a perspective material, so that the displayed reading is conveniently monitored in real time; the position of the relay in the shell is adjusted through the matching of the sliding groove, the spring, the movable rod and the fixed rod, so that the position of the relay is fixed.

Description

Forward flip-chip type density relay for dial plate

Technical Field

The utility model relates to the technical field of density relays, in particular to a dial forward flip-chip type density relay.

Background

SF6 density relay is an important protection and control element in power system, if breaker breaks down, it will cause great economic loss, to ensure the reliability of breaker operation, it is necessary to monitor each index of breaker frequently, especially SF6 gas, and it is necessary to reach the regulation of related standard, so that SF6 breaker keeps good working state for a long time. By density is meant the mass per unit volume of a particular substance under a particular condition, the SF6 gas in an SF6 circuit breaker is sealed in a fixed container, at a rated pressure of 20 ℃, it has a certain density value, the density value of the SF6 gas is constant throughout the range of permissible conditions of operation of the circuit breaker, although the pressure of the SF6 gas varies with the variation of temperature, since the insulation and extinguishing properties of the SF6 circuit breaker depend to a great extent on the purity and density of the SF6 gas, the detection of the purity and monitoring of the density of the SF6 gas are particularly important, and the gas density meter on the SF6 density relay is monitoring. However, the conventional SF6 density relay device is basically used outdoors for a long time, is greatly influenced by rainwater, dust and the like, has a severe use environment, and if a protective cover is not additionally arranged, the rainwater and the dust can infiltrate through the density relay to pollute SF6 gas, so that the performance index of equipment is reduced, and the safe operation of the equipment is threatened.

Chinese authorized utility model disclosure (bulletin) number: the SF6 density relay with good sealing effect disclosed in CN216624113U comprises a density relay and a sealing unit, and has the functions of protecting and preventing dust at the joint, so that the joint is prevented from being damaged and aged by dust and rainwater, but no device for protecting other structures of the relay is realized. In order to overcome the defect, a dial forward flip-chip type density relay is designed.

Disclosure of Invention

The utility model aims to provide a dial forward flip-chip type density relay for solving the problems in the background technology.

The utility model provides the following technical scheme for realizing the purpose: the utility model provides a forward flip-chip type density relay of dial plate, includes casing, relay, connector, connecting seat, the spout has been seted up in the middle of the casing inner chamber bottom, two movable rods have been placed in the spout, be connected with the spring between movable rod and the inner chamber lateral wall, two be connected with the dead lever between the movable rod, the relay is installed at the dead lever top, relay and connector one end fixed connection, the top of casing is extended to the connector other end, the back and the connecting seat bolted connection of relay, be connected with the baffle between casing top and the bottom, install detachable observation window mounting panel on the baffle, be equipped with transparent glass piece in the observation window mounting panel, the observation window mounting panel front end is for opening and close the door.

Preferably, a through hole is formed in the middle of the baffle, and the through hole corresponds to the position of the relay meter head.

Preferably, the glass sheet covers the position of the through hole.

Preferably, the observation window mounting plate is connected with the baffle through a butterfly bolt.

Preferably, the joint of the opening and closing door and the front side wall of the shell is provided with a sealing rubber strip at the periphery, two magnets are arranged between the opening and closing door and the baffle, the opening and closing door is made of ferromagnetic materials, and the magnets can be adsorbed and fixed with the opening and closing door when the opening and closing door is in a closed state.

Preferably, the top of the opening and closing door is fixedly connected with the front side wall of the shell through a rotating shaft, and a pull ring is arranged at the middle position of the opening and closing door.

Compared with the prior art, the utility model has the beneficial effects that: according to the dial forward flip-chip type density relay, the shell can completely cover the inside density relay, the rainproof and dustproof effects are good, the observation window is arranged at the position of the meter head of the density relay through the through hole, the glass sheet is used as a perspective material in the observation window, the perspective effect is good, and the real-time monitoring of the reading is facilitated. Through convenient to detach's butterfly bolt fixed connection between observation window mounting panel and the baffle, need not to dismantle freehand with the help of appurtenance such as screwdriver spanner, be convenient for clean when the glass piece is inside to appear dirty. The opening and closing door at the front end of the observation window mounting plate can play a role in preventing rain and dust on the glass sheet, the glass sheet can be opened when observation is needed, the sealing rubber strip on the outer periphery of the glass sheet further ensures the tightness of the opening and closing door, and the pull ring and the magnet in the opening and closing door are convenient for an operator to open and close the opening and closing door, so that the efficiency of monitoring the reading data is improved; the position of the relay in the shell is adjusted through the matching of the sliding groove, the spring, the movable rod and the fixed rod, so that the position of the relay is fixed.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a cross-sectional view of the housing of the present utility model;

FIG. 3 is an enlarged view of FIG. 2A;

FIG. 4 is a cross-sectional view of a housing containing a baffle according to the present utility model;

fig. 5 is a schematic view of a baffle structure.

In the figure: 1. a housing; 2. a relay; 3. a connector; 4. a connecting seat; 5. a chute; 6. a moving rod; 7. a spring; 8. a fixed rod; 9. a baffle; 10. an observation window mounting plate; 11. a glass sheet; 12. opening and closing a door; 13. a through hole; 14. a sealing rubber strip; 15. a magnet; 16. and (5) a pull ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "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; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a forward flip-chip type density relay of dial plate, which comprises a housin 1, relay 2, connector 3, connecting seat 4, spout 5 has been seted up in the middle of the casing 1 inner chamber bottom, two movable rods 6 have been placed in the spout 5, be connected with spring 7 between movable rod 6 and the inner chamber lateral wall, be connected with dead lever 8 between two movable rods 6, relay 2 is installed at the dead lever 8 top, relay 2 and connector 3 one end fixed connection, the top of casing 1 is extended to the connector 3 other end, the back and the connecting seat 4 bolted connection of relay 2, be connected with baffle 9 between casing 1 top and the bottom, install detachable observation window mounting panel 10 on the baffle 9, be equipped with transparent glass piece 11 in the observation window mounting panel 10, the observation window mounting panel 10 front end is opening and close door 12.

Further, a through hole 13 is formed in the middle of the baffle 9, and the through hole 13 corresponds to the position of the meter head of the relay 2, so that the reading can be monitored in real time.

Further, the glass sheet 11 is covered at the position of the through hole 13, and the glass sheet is used as a perspective material in the observation window mounting plate 10, so that the perspective effect is good.

Further, through the butterfly bolt connection between observation window mounting panel 10 and the baffle 9, can carry out bare-handed dismantlement, be convenient for maintain comparatively convenient and can clean it thoroughly, avoid the reading deviation that causes because of the shielding of dirt on the glass piece 11.

Further, sealing rubber strips 14 are arranged on the periphery of the joint of the opening and closing door 12 and the front side wall of the shell 1, two magnets 15 are arranged between the opening and closing door 12 and the baffle 9, the opening and closing door 12 is made of ferromagnetic materials, the magnets 15 can be adsorbed and fixed with the opening and closing door 12 when the opening and closing door 12 is in a closed state, the sealing rubber strips 14 and the magnets 15 further ensure the rainproof and dustproof performance of the shell 1, and the normal operation of the internal density relay 2 is ensured.

Further, the top of the opening and closing door 12 is fixedly connected with the front side wall of the shell 1 through a rotating shaft, a pull ring 16 is arranged at the middle position of the opening and closing door 12, the opening and closing door 12 is conveniently opened, and the whole operation is convenient and easy.

Working principle: when the intelligent automatic control device is used, firstly, the movable rod 6 is pushed to move towards the two sides of the shell 1 by manpower, the movable rod 6 starts to extrude the spring 7, then the spring 7 rebounds to enable the movable rod 6 to move towards the middle of the shell 1, the fixed rod 8 is fixed through the movable rod 6, so that the position of the relay 2 in the shell 1 is fixed, when data observation of the density relay 2 is required, an operator only needs to hold the pull ring 16, the opening and closing door 12 is rotated to a horizontal position along the rotating shaft, then the reading data of the density relay 2 in the shell 1 is observed from the glass sheet 11 in the observation window mounting plate 10, and the integral operation is convenient and easy.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.

Claims (6)

1. The utility model provides a forward flip-chip type density relay of dial plate, includes casing (1), relay (2), connector (3), connecting seat (4), its characterized in that: the utility model discloses a novel electric power device is characterized in that a sliding groove (5) is formed in the middle of the bottom of an inner cavity of a shell (1), two movable rods (6) are placed in the sliding groove (5), a spring (7) is connected between each movable rod (6) and the side wall of the inner cavity, two fixed rods (8) are connected between each movable rod (6), a relay (2) is installed at the top of each fixed rod (8), the relay (2) is fixedly connected with one end of a connector (3), the other end of the connector (3) extends out of the top of the shell (1), the back of the relay (2) is connected with a connecting seat (4) through bolts, a baffle (9) is connected between the top and the bottom of the shell (1), a detachable observation window mounting plate (10) is installed on the baffle (9), a transparent glass sheet (11) is arranged in the observation window mounting plate (10), and the front end of the observation window mounting plate (10) is provided with an opening and closing door (12).

2. A dial forward flip-chip density relay according to claim 1, wherein: a through hole (13) is formed in the middle of the baffle plate (9), and the through hole (13) corresponds to the position of the gauge head of the relay (2).

3. A dial forward flip-chip density relay according to claim 1, wherein: the glass sheet (11) covers the position of the through hole (13).

4. A dial forward flip-chip density relay according to claim 1, wherein: the observation window mounting plate (10) is connected with the baffle plate (9) through a butterfly bolt.

5. A dial forward flip-chip density relay according to claim 1, wherein: the sealing rubber strip (14) is arranged at the periphery of the joint of the opening and closing door (12) and the front side wall of the shell (1), two magnets (15) are arranged between the opening and closing door (12) and the baffle (9), the opening and closing door (12) is made of ferromagnetic materials, and the magnets (15) can be adsorbed and fixed with the opening and closing door (12) when the opening and closing door is in a closed state.

6. A dial forward flip-chip density relay according to claim 1, wherein: the top of the opening and closing door (12) is fixedly connected with the front side wall of the shell (1) through a rotating shaft, and a pull ring (16) is arranged at the middle position of the opening and closing door (12).