CN220155436U - Energy-saving thermal relay convenient to install and stable in connection - Google Patents

Abstract

The utility model discloses an energy-saving thermal relay which is convenient to install and stable in connection, comprising a thermal relay body, a current transformer connected with the thermal relay body and a mounting seat, wherein clamping columns are fixedly arranged on two sides of the thermal relay body, connecting plates are rotatably arranged on two sides of the current transformer, clamping grooves are formed in one sides of the connecting plates, the clamping columns are clamped into the clamping grooves, inserting columns are fixedly arranged at the top of the mounting seat, inserting grooves are formed in the bottom of the current transformer, and the inserting columns are inserted into the inserting grooves. The utility model ensures that the thermal relay is more firmly connected with the current transformer through the structure, and simultaneously, the utility model is convenient to install and detach by installing the plug-in post and the plug-in groove.

Description

Energy-saving thermal relay convenient to install and stable in connection

Technical Field

The utility model relates to the technical field of thermal relays, in particular to an energy-saving thermal relay which is convenient to install and stable in connection.

Background

The thermal relay is a protector which works by utilizing the principle of the thermal effect of current, is widely used for overload protection of circuits or electrical equipment (such as a motor), and can also be used for protecting open-phase and unbalanced current running of the motor. The heating element of the thermal relay for generating the thermal effect is connected in series in the circuit of the electrical equipment to directly induce the overload current of the electrical equipment, and the thermal sensing element for inducing the overload current generally adopts a bimetallic strip.

The existing thermal relay is usually connected with a current transformer, and when the thermal relay is connected, the metal sheet is inserted into the current transformer to be connected, but the phenomenon of unstable connection and the like easily occurs under long-time use, meanwhile, the existing thermal relay is installed through bolts, and when the thermal relay is installed and removed, an additional tool is needed to be used, so that the installation and the removal are complicated and inconvenient.

Disclosure of Invention

The present utility model is directed to an energy-saving thermal relay which is convenient to install and stable in connection, so as to solve the problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides an energy-saving thermal relay convenient to installation and connection are firm, includes thermal relay body and the current transformer of being connected with thermal relay body, and the mount pad, thermal relay body both sides are all fixed to be provided with the joint post, the both sides of current transformer all rotate and are provided with the connecting plate, one side of connecting plate is provided with the joint groove, joint post joint is gone into in the joint groove, the mount pad top is fixed to be provided with the spliced pole, the spliced groove has been seted up to the current transformer bottom, spliced pole joint in the spliced groove.

Preferably, the inner bottom wall of the clamping groove is arranged in a semicircular structure, the two sides of the opening of the clamping groove are fixedly provided with stop blocks, and the stop blocks are made of soft rubber materials.

Preferably, a sliding groove is formed in the top of the clamping column, two sliding blocks are slidably mounted in the sliding groove, the sliding blocks can horizontally slide along the sliding groove, and springs are fixedly arranged between the sliding blocks.

Preferably, the sliding block is arranged in a mirror image structure, one end of the sliding block is arranged in a circular arc structure, a boss is fixedly arranged at the other end of the sliding block, and the diameter of the opening of the sliding groove is smaller than that of the boss.

Preferably, mounting holes are formed in four corners of the mounting seat.

Advantageous effects

The one or more technical schemes in the energy-saving thermal relay which is convenient to install and stable in connection provided by the embodiment of the utility model have at least one of the following technical effects:

according to the energy-saving thermal relay convenient to install and stable in connection, the clamping columns and the connecting plates are arranged, the clamping grooves are formed in one side of each connecting plate, the clamping columns are clamped into the clamping grooves, so that the thermal relay is more stably connected with the current transformer, the installation base is provided with the inserting columns, the inserting grooves are formed in the bottoms of the current transformers, the inserting columns are inserted into the inserting grooves, and the installation and the disassembly can be completed without using additional tools through the structure, so that the installation and the disassembly efficiency is improved.

Drawings

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

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

FIG. 3 is a schematic view of the mounting structure of the present utility model;

FIG. 4 is a schematic view of the structure of FIG. 2 at A in a partially enlarged manner;

the correspondence between the reference numerals and the component names in the drawings is as follows:

1. a thermal relay body; 2. a current transformer; 3. a mounting base; 4. a clamping column; 5. a connecting plate; 6. a clamping groove; 7. a plug-in column; 8. a plug-in groove; 9. a stop block; 10. a chute; 11. a slide block; 12. a spring; 13. a boss; 14. and (5) mounting holes.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are 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 understood that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

1-4, which are schematic views of an energy-saving thermal relay according to a preferred embodiment of the present utility model, which is convenient to install and stable in connection;

the utility model discloses an energy-saving thermal relay convenient to install and stable in connection, which comprises a thermal relay body 1, a current transformer 2 connected with the thermal relay body 1 and an installation seat 3, wherein clamping columns 4 are fixedly arranged on two sides of the thermal relay body 1, the clamping columns 4 are in a cylindrical structure, connecting plates 5 are rotatably arranged on two sides of the current transformer 2, clamping grooves 6 are arranged on one side of the connecting plates 5, the clamping columns 4 are clamped into the clamping grooves 6, so that the thermal relay body 1 and the current transformer 2 are more stable in connection, plug columns 7 are fixedly arranged at the top of the installation seat 3, four corners of the installation seat 3 are respectively arranged at the bottom of the current transformer 2, plug grooves 8 are matched with the plug columns 7, the plug columns 7 are inserted into the plug grooves 8, chamfer angles are arranged at openings of the plug grooves 8, and the plug columns 7 are convenient to insert into the plug grooves 8.

According to the energy-saving thermal relay convenient to install and stable in connection, the inner bottom wall of the clamping groove 6 is in a semicircular structure, the two sides of the opening of the clamping groove 6 are fixedly provided with the stop blocks 9, the stop blocks 9 are made of soft rubber materials, when the clamping groove 6 is clamped with the clamping column 4 in use, the stop blocks 9 deform after being stressed, and when the clamping column 4 is completely clamped into the clamping groove 6, the stop blocks 9 restore to be original, so that the clamping column 4 and the clamping groove 6 are limited. The top of the plug-in column 7 is provided with a chute 10, two sliding blocks 11 are slidably installed in the chute 10, the sliding blocks 11 can horizontally slide along the chute 10, springs 12 are fixedly arranged between the sliding blocks 11, and two ends of each spring 12 are respectively propped against the corresponding sliding block 11. The sliding block 11 is in a mirror image structure, one end of the sliding block 11 is in a circular arc structure, a boss 13 is fixedly arranged at the other end of the sliding block 11, the diameter of the opening of the sliding groove 10 is smaller than that of the boss 13, and the sliding block 11 cannot slide out of the sliding groove 10 during sliding. The four corners of the mounting seat 3 are provided with mounting holes 14, and when the mounting seat 3 is used, the mounting seat is mounted through the fasteners and the mounting holes 14.

The energy-saving thermal relay which is convenient to install and stable in connection is realized by adopting a common mechanical mode as long as the beneficial effects can be achieved.

The working principle of the utility model is as follows:

according to the energy-saving thermal relay convenient to install and stable in connection, when the thermal relay is installed, the installation seat 3 is firstly installed in a designated area, the thermal relay body 1 and the current transformer 2 are connected, the clamping post 4 is clamped into the clamping groove 6 by rotating the connecting plate 5, the clamping groove 8 is pressed in the direction of the clamping post 7, the clamping post 7 is clamped into the clamping groove 8, the sliding block 11 is extruded by the clamping groove 8 and is retracted inwards, when the clamping post 7 is clamped to the bottom, the clamping post 7 is exposed from the top of the clamping groove 8, the sliding block 11 slides outwards under the action of the spring 12, the current transformer 2 and the thermal relay body 1 are fixed on the installation seat 3, when the thermal relay body 1 or the current transformer 2 is required to be disassembled, the sliding block 11 is retracted inwards after being extruded by the clamping groove 8, and then the thermal relay body 1 and the current transformer 2 can be removed from the installation seat 3 by pulling the clamping groove 8 out of the clamping post 7, and further disassembly is completed.

The foregoing is a further elaboration of the present utility model in connection with the detailed description, and it is not intended that the utility model be limited to the specific embodiments shown, but rather that a number of simple deductions or substitutions be made by one of ordinary skill in the art without departing from the spirit of the utility model, should be considered as falling within the scope of the utility model as defined in the appended claims.

Claims (5)

1. The utility model provides an energy-saving thermal relay convenient to installation and connection are firm, includes thermal relay body (1) and current transformer (2) be connected with thermal relay body (1), and mount pad (3), its characterized in that: the thermal relay is characterized in that clamping columns (4) are fixedly arranged on two sides of the thermal relay body (1), connecting plates (5) are rotatably arranged on two sides of the current transformer (2), clamping grooves (6) are formed in one side of each connecting plate (5), the clamping columns (4) are clamped into the clamping grooves (6), inserting columns (7) are fixedly arranged at the tops of the mounting seats (3), inserting grooves (8) are formed in the bottoms of the current transformer (2), and the inserting columns (7) are inserted into the inserting grooves (8).

2. The energy efficient thermal relay of claim 1, wherein said thermal relay is easy to install and is robust in connection, said thermal relay comprising: the inner bottom wall of the clamping groove (6) is arranged in a semicircular structure, two sides of the opening of the clamping groove (6) are fixedly provided with stop blocks (9), and the stop blocks (9) are made of soft rubber materials.

3. The energy efficient thermal relay of claim 1, wherein said thermal relay is easy to install and is robust in connection, said thermal relay comprising: the top of the plug-in column (7) is provided with a sliding groove (10), two sliding blocks (11) are slidably arranged in the sliding groove (10), the sliding blocks (11) can horizontally slide along the sliding groove (10), and springs (12) are fixedly arranged between the sliding blocks (11).

4. A power saving thermal relay of claim 3, wherein said thermal relay is easy to install and is robust in connection, and wherein: the sliding block (11) is in a mirror image structure, one end of the sliding block (11) is in an arc-shaped structure, a boss (13) is fixedly arranged at the other end of the sliding block (11), and the diameter of an opening of the sliding groove (10) is smaller than that of the boss (13).

5. The energy efficient thermal relay of claim 1, wherein said thermal relay is easy to install and is robust in connection, said thermal relay comprising: mounting holes (14) are formed in four corners of the mounting seat (3).