CN220085934U

CN220085934U - Digital measurement relay

Info

Publication number: CN220085934U
Application number: CN202321738286.4U
Authority: CN
Inventors: 林诗韵; 林家炼; 蔡伟华; 刘键奇; 张杰培; 陈晗昕; 黄燕祺; 陈容容; 张舒婷
Original assignee: Minnan University of Science and Technology
Current assignee: Minnan University of Science and Technology
Priority date: 2023-07-04
Filing date: 2023-07-04
Publication date: 2023-11-24
Anticipated expiration: 2033-07-04

Abstract

The utility model discloses a digital measurement relay, relates to the technical field of relays, and aims to solve the problems that the existing relay is installed in a sucker connection mode, the sucker connection time is long, falling off is easy to occur, the installation interval of a relay joint wall cannot be adjusted, and the relay is inconvenient to repair and maintain due to the fact that the relay joint wall is too close. The relay comprises a relay shell, wherein a display end face is arranged on the front end face of the relay shell, a side end block is arranged on the outer wall of one side of the relay shell, the display end face and the side end block are integrally assembled with the relay shell, and a wiring groove is formed in a rear end wiring seat of the relay shell; further comprises: the guide connecting rod is arranged at the rear end position of the side end block, the guide connecting rod and the side end block are integrally assembled and formed, the connecting sleeve is arranged outside the guide connecting rod, the relay base is arranged at one end of the connecting sleeve, and the relay base and the connecting sleeve are integrally assembled and formed.

Description

Digital measurement relay

Technical Field

The utility model relates to the technical field of relays, in particular to a digital measurement relay.

Background

The relay is an electric control device, when the change of input quantity reaches the specified requirement, the controlled quantity is changed in preset step in the electric output circuit, the digital measurement relay is a measurement relay device, belonging to a relay, and having the advantages of accurate measurement, simple setting, multiple protection functions, high speed and the like, being an ideal substitute product of the traditional electromagnetic and static relay.

For example, bulletin numbers: CN209388948U (named a relay convenient to installation), including the relay body, the bottom fixedly connected with backup pad of relay body, the bottom fixedly connected with sliding ring of backup pad, the inner wall sliding connection of sliding ring has support sleeve, support sleeve's upper and lower both sides are first baffle of fixedly connected with and second baffle respectively, the inner wall of first baffle and the inner wall of second baffle all have the threaded rod through bearing fixedly connected with, the surface threaded connection of threaded rod has the screwed ring, the inner wall fixedly connected with head rod of screwed ring, one side that the threaded rod was kept away from to the head rod and the inner wall fixedly connected with of sliding ring, the spout has been seted up on the surface of sliding ring, the inner wall and the surface sliding connection of head rod of sliding ring, the surface fixedly connected with sealing mechanism of threaded rod, sealing mechanism is located the below of screwed ring, sealing mechanism's surface and support sleeve's inner wall sliding connection, the mounting hole has been seted up to the bottom of mounting hole, the surface of support sleeve has seted up first gas vent, the below of first gas vent is located the inner wall fixedly connected with of first screwed ring, the bottom of a screwed ring has the top spring.

Above-mentioned relay passes through the mode installation relay that the sucking disc is connected, but sucking disc connection time has taken place easily to drop for a long time, and can't adjust the interval that the relay meets the wall installation, leads to the relay to paste the wall too nearly maintenance of maintenance comparatively inconvenient problem, and for this reason, we provide a digital measurement relay.

Disclosure of Invention

The utility model aims to provide a digital measurement relay, which solves the problems that the existing relay provided in the background technology is installed in a sucker connection mode, the sucker connection time is long, the relay is easy to fall off, the installation interval of a relay joint wall cannot be adjusted, and the relay is inconvenient to repair and maintain due to too close of the relay joint wall.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a digital measurement relay comprises a relay shell, wherein a display end face is arranged on the front end face of the relay shell, a side end block is arranged on the outer wall of one side of the relay shell, the display end face and the side end block are integrally assembled with the relay shell, and a wire connecting groove is formed in the rear end wire connecting seat of the relay shell;

further comprises:

the guide connecting rod is arranged at the rear end position of the side end block, the guide connecting rod and the side end block are integrally assembled and formed, a connecting sleeve is arranged outside the guide connecting rod, a relay base is arranged at one end of the connecting sleeve, and the relay base and the connecting sleeve are integrally assembled and formed;

the bearing plate is arranged above the relay shell, a wire through hole is formed in the bearing plate, the wire through hole and the bearing plate are integrally assembled and formed, four wire pressing arc plates are arranged in the wire through hole, and a pressing spring is arranged between the four wire pressing arc plates and the inner wall of the wire through hole;

the protection protecgulum, it is installed on the front end position of relay casing, and be provided with outer edge piece on the outer wall of one side of protection protecgulum, outer edge piece and protection protecgulum are integrated into one piece, and the one end of outer edge piece is provided with the extension pole, and the extension pole is integrated into one piece with outer edge piece, and the extension pole is connected with side end piece butt.

Preferably, the inside of the connecting sleeve is provided with a threaded connecting groove, the threaded connecting groove and the connecting sleeve are integrally assembled and formed, the connecting position of the guide connecting rod and the threaded connecting groove is provided with a threaded wall, and the threaded wall and the guide connecting rod are integrally assembled and formed.

Preferably, a connecting screw is arranged at the connecting position of the connecting sleeve and the relay base, and the connecting sleeve is fixedly connected with the relay base through the connecting screw.

Preferably, one end of the extension rod is provided with an assembling connecting block, the assembling connecting block and the extension rod are integrally assembled and formed, threaded connecting holes are formed in the assembling connecting block and the side end block, and two adjacent threaded connecting holes are fixedly connected through a threaded pin.

Preferably, a transparent window is arranged in the protective front cover, and the transparent window and the protective front cover are integrally assembled and formed.

Preferably, the bottom of loading board is provided with the top seat, and top seat and loading board are integrated into one piece assembly shaping, all be provided with the connecting plate on the both sides outer wall of top seat, connecting plate and top seat are integrated into one piece assembly shaping, and the connecting plate passes through the top fixed connection of screw and relay casing.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the connecting sleeve is movably connected with the threaded wall on the guide connecting rod through the threaded connecting groove by rotating the connecting sleeve, and then the connecting sleeve with the movably connected and adjusted connecting sleeve is connected with the relay base through the connecting screw, so that the aim of adjusting the mounting distance of the relay base is fulfilled, the problem that the existing relay is mounted in a manner of connecting through the sucker, but the sucker is easy to fall off after long in connection time, the mounting distance of the relay connecting wall cannot be adjusted, and the problem that the relay is inconvenient to repair and maintain due to too close to the wall is solved.

2. After the installation of the relay base joint wall is completed, the protective front cover is sleeved and installed on the front end position of the relay shell, the assembly connecting block is in contact with the side end block, and the aim of improving the safety protection performance of the relay is fulfilled by fixedly combining and connecting the assembly connecting block and the side end block through internally installing a threaded pin in the threaded joint hole.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a digital measurement relay according to the present utility model;

FIG. 2 is a schematic view of a protective front cover according to the present utility model;

FIG. 3 is a schematic view of the connection structure of the connecting sleeve and the guide link of the present utility model;

FIG. 4 is a schematic diagram of a wire through hole structure according to the present utility model;

in the figure: 1. a relay housing; 2. displaying the end face; 3. side end blocks; 4. a relay base; 5. a guide link; 6. a connecting sleeve; 7. wiring grooves; 8. a top connection seat; 9. a connecting plate; 10. a carrying plate; 11. perforating a wire; 12. a protective front cover; 13. a transparent window; 14. an outer edge block; 15. an extension rod; 16. assembling the connecting blocks; 17. a threaded hole; 18. a connecting screw; 19. a threaded connecting groove; 20. a threaded wall; 21. a pressing spring; 22. and (5) pressing the wire arc plate.

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.

Referring to fig. 1-4, an embodiment of the present utility model is provided: the digital measurement relay comprises a relay shell 1, wherein a display end face 2 is arranged on the front end face of the relay shell 1, a side end block 3 is arranged on the outer wall of one side of the relay shell 1, the display end face 2 and the side end block 3 are integrally assembled with the relay shell 1, and a wiring groove 7 is formed in a rear end wiring seat of the relay shell 1;

further comprises:

the guide connecting rod 5 is arranged at the rear end position of the side end block 3, the guide connecting rod 5 and the side end block 3 are integrally assembled and formed, a connecting sleeve 6 is arranged outside the guide connecting rod 5, a relay base 4 is arranged at one end of the connecting sleeve 6, and the relay base 4 and the connecting sleeve 6 are integrally assembled and formed;

the bearing plate 10 is arranged at the upper position of the relay shell 1, a wire through hole 11 is formed in the bearing plate 10, the wire through hole 11 and the bearing plate 10 are integrally assembled and formed, four wire pressing arc plates 22 are arranged in the wire through hole 11, and a top pressing spring 21 is arranged between the four wire pressing arc plates 22 and the inner wall of the wire through hole 11;

the protection protecgulum 12, it installs in the front end position of relay casing 1, and is provided with outer edge piece 14 on the outer wall of one side of protection protecgulum 12, and outer edge piece 14 and protection protecgulum 12 are integrated into one piece, and the one end of outer edge piece 14 is provided with extension rod 15, and extension rod 15 and outer edge piece 14 are integrated into one piece assembled into one piece, and extension rod 15 and side end piece 3 butt are connected.

When the relay is used, the connecting sleeve is movably connected with the threaded wall on the guide connecting rod through the threaded connecting groove, so that the aim of adjusting the installation distance of the relay base is fulfilled, after the installation of the relay base connecting wall is finished, the protective front cover is sleeved and installed on the front end position of the relay shell, the extension rod is in contact connection with the side end block made of iron, and the position of the extension rod is adsorbed and connected through the magnet block.

Referring to fig. 3, a threaded connection groove 19 is formed in the connecting sleeve 6, the threaded connection groove 19 and the connecting sleeve 6 are integrally assembled and formed, a threaded wall 20 is arranged at a connection position of the guide connecting rod 5 and the threaded connection groove 19, the threaded wall 20 and the guide connecting rod 5 are integrally assembled and formed, and the threaded connection groove 19 formed in the connecting sleeve 6 plays a role in corresponding connection with the threaded wall 20.

Referring to fig. 3, a connection screw 18 is installed at a connection position between the connection sleeve 6 and the relay base 4, the connection sleeve 6 is fixedly connected with the relay base 4 through the connection screw 18, and the connection screw 18 installed at the connection position between the connection sleeve 6 and the relay base 4 plays a role in connecting the relay base 4 and the connection sleeve 6.

Referring to fig. 2, an assembling connecting block 16 is disposed at one end of the extension rod 15, the assembling connecting block 16 and the extension rod 15 are integrally assembled and formed, threaded connecting holes 17 are disposed in the assembling connecting block 16 and the side end block 3, two adjacent threaded connecting holes 17 are fixedly connected through a threaded pin, and the assembling connecting block 16 disposed at one end of the extension rod 15 plays a role in facilitating the installation of the front cover 12.

Referring to fig. 2, a transparent window 13 is disposed in the protective front cover 12, the transparent window 13 and the protective front cover 12 are integrally assembled, and the transparent window 13 disposed in the protective front cover 12 plays a role in facilitating observation of data on the display end face 2.

Referring to fig. 1, a top seat 8 is provided at the bottom of a bearing plate 10, the top seat 8 and the bearing plate 10 are integrally assembled and formed, connecting plates 9 are provided on the outer walls of two sides of the top seat 8, the connecting plates 9 and the top seat 8 are integrally assembled and formed, the connecting plates 9 are fixedly connected with the top of the relay housing 1 through screws, and the top seat 8 provided at the bottom of the bearing plate 10 plays a role in supporting the bearing plate 10.

Working principle: when the relay is used, the bearing plate 10 is mounted on the upper position of the relay shell 1 through the internal mounting screw of the connecting plate 9, then the electric wires connected with the relay are led out from the inside of the wiring groove 7 and pass through the wire through holes 11 to be distributed, only one electric wire is connected in each wire through hole 11 in a penetrating way, the electric wires are tightly clamped by the pressing spring 21 and the pressing wire arc plate 22, so that the stability of the wiring of the relay is improved, the connecting sleeve 6 is rotated, the connecting sleeve 6 is movably connected with the threaded wall 20 on the guide connecting rod 5 through the threaded groove 19, then the movably connected and adjusted connecting sleeve 6 is connected with the relay base 4 through the connecting screw 18, the purpose of adjusting the mounting distance of the relay base 4 is achieved, after the mounting of the connecting wall of the relay base 4 is completed, the protective front cover 12 is sleeved and mounted on the front end position of the relay shell 1, the assembly connecting block 16 is contacted with the side end block 3, the protective front cover 12 is fixedly combined and connected through the internal mounting screw pin of the threaded connecting hole 17, the protective mounting stability of the protective front cover 12 is improved, the installation operation of the relay is completed, and the relay is converted into an analog signal through the analog signal parameters of the electric power system. The built-in ADC module of the STM32F103R8T6 chip converts the acquired analog signals into digital signals, and processes such as filtering, calculating and the like are performed in a digital signal processor to obtain required power parameter values. And judging and comparing the measured power parameter value by the STM32F103R8T6 chip according to a preset parameter limit value, and determining whether to trigger the action. If the measured power parameter value exceeds the preset limit value, the digital measurement relay outputs an alarm signal and a circuit breaking signal, the alarm signal is connected with the LED screen to play an electric danger prompt, and meanwhile, the relay is tripped and powered off.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated 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. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a digital measurement relay, includes relay casing (1), is provided with on the preceding terminal surface of relay casing (1) and shows terminal surface (2), is provided with on the outer wall of one side of relay casing (1) and inclines end piece (3), shows terminal surface (2) and inclines end piece (3) and all be integrated into one piece with relay casing (1), is provided with wiring groove (7) on the rear end wiring seat of relay casing (1);

the method is characterized in that: further comprises:

the guide connecting rod (5) is arranged at the rear end position of the side end block (3), the guide connecting rod (5) and the side end block (3) are integrally assembled and formed, a connecting sleeve (6) is arranged outside the guide connecting rod (5), a relay base (4) is arranged at one end of the connecting sleeve (6), and the relay base (4) and the connecting sleeve (6) are integrally assembled and formed;

the bearing plate (10) is arranged at the upper position of the relay shell (1), a wire through hole (11) is formed in the bearing plate (10), the wire through hole (11) and the bearing plate (10) are integrally assembled and formed, four wire pressing arc plates (22) are arranged in the wire through hole (11), and a pressing spring (21) is arranged between the four wire pressing arc plates (22) and the inner wall of the wire through hole (11);

the protection front cover (12) is arranged at the front end position of the relay shell (1), an outer edge block (14) is arranged on the outer wall of one side of the protection front cover (12), the outer edge block (14) and the protection front cover (12) are integrally assembled and formed, an extension rod (15) is arranged at one end of the outer edge block (14), the extension rod (15) and the outer edge block (14) are integrally assembled and formed, and the extension rod (15) is connected with the side end block (3) in an abutting mode.

2. A digital measurement relay according to claim 1, wherein: the inside of connecting sleeve (6) is provided with threaded connection groove (19), and threaded connection groove (19) and connecting sleeve (6) are integrated into one piece assembled shaping, are provided with screw thread wall (20) on the hookup location of direction connecting rod (5) and threaded connection groove (19), and screw thread wall (20) and direction connecting rod (5) are integrated into one piece assembled shaping.

3. A digital measurement relay according to claim 2, wherein: and a connecting screw (18) is arranged at the connecting position of the connecting sleeve (6) and the relay base (4), and the connecting sleeve (6) is fixedly connected with the relay base (4) through the connecting screw (18).

4. A digital measurement relay according to claim 1, wherein: one end of the extension rod (15) is provided with an assembly connecting block (16), the assembly connecting block (16) and the extension rod (15) are integrally assembled and formed, threaded connecting holes (17) are formed in the assembly connecting block (16) and the side end block (3), and two adjacent threaded connecting holes (17) are fixedly connected through threaded pins.

5. A digital measurement relay according to claim 1, wherein: the inside of the protective front cover (12) is provided with a transparent window (13), and the transparent window (13) and the protective front cover (12) are integrally assembled and formed.

6. A digital measurement relay according to claim 1, wherein: the bottom of loading board (10) is provided with top seat (8), and top seat (8) and loading board (10) are integrated into one piece assembled shaping, all be provided with connecting plate (9) on the both sides outer wall of top seat (8), connecting plate (9) and top seat (8) are integrated into one piece assembled shaping, and connecting plate (9) pass through the top fixed connection of screw and relay casing (1).