CN219322066U

CN219322066U - Motor protector

Info

Publication number: CN219322066U
Application number: CN202320720174.XU
Authority: CN
Inventors: 陈书贵
Original assignee: Zhejiang Geyao Technology Co ltd
Current assignee: Zhejiang Geyao Technology Co ltd
Priority date: 2023-04-04
Filing date: 2023-04-04
Publication date: 2023-07-07
Anticipated expiration: 2033-04-04

Abstract

The utility model discloses a motor protector, which comprises a protector body, wherein a threading hole for a power line to pass through is formed in the protector body, a back plate for fixed installation is arranged on the back plate, an installation hole for bolt installation is formed in the back plate, a sliding groove is formed in the front end face of the back plate at the installation hole, a standby installation block is arranged in the sliding groove in a sliding mode up and down, a second installation hole is formed in the middle of the standby installation block, and the second installation hole is identical to the installation hole.

Description

Motor protector

Technical Field

The utility model relates to a motor protector, in particular to a motor protector.

Background

The motor protector has the function of providing comprehensive protection for the motor, and alarming or protecting the motor when overload, phase loss, locked rotor, short circuit, overvoltage, undervoltage, electric leakage, three-phase imbalance, overheat, bearing abrasion and stator and rotor eccentricity occur.

The current motor protector comprises a transformer and a detection circuit, when in use, a motor power line passes through a hole of the transformer, and induction signals on the transformer are measured through the detection circuit. However, the existing transformer is required to be installed on the power distribution cabinet through bolt locking after the power line passes through the holes of the transformer, and due to the fact that the operation space in the power distribution cabinet is small and the swing of hands of an installer when locking the bolts, a certain angle exists between the bolts and the screw holes of the transformer when the bolts are locked, so that the bolt holes of the transformer are damaged or the transformer is not firmly fixed, if the bolt holes are locked, a back plate with the bolt holes and a transformer shell are integrally formed, so that a new transformer is required to be used, the installation efficiency is greatly influenced, and the use cost is improved.

Disclosure of Invention

The utility model aims to provide a motor protector for solving the technical problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a motor protector, includes the protector body, is equipped with the through wires hole that the power supply line passed on the protector body, and protector body back is equipped with the backplate that is used for fixed mounting, is equipped with the mounting hole that is used for the bolt installation on the backplate, the front side terminal surface of backplate is located mounting hole department and is equipped with the spout, slide from top to bottom in the spout and be equipped with reserve installation piece, reserve installation piece middle part is equipped with the second mounting hole, the second mounting hole is the same with the mounting hole.

Preferably, side grooves are formed in two sides of the bottom of the sliding groove, and two sides of the standby installation opening extend into the side grooves and are in sliding connection with the side grooves.

Preferably, the second mounting hole comprises a threaded hole and a reaming, an annular groove is formed in the circumferential wall of the bottom of the reaming, a correction plate is rotationally arranged at the bottom of the reaming, the periphery of the correction plate extends into the annular groove, a perforation is formed in the middle of the correction plate, a bulge is arranged on one side end face of the correction plate away from the threaded hole, and a plurality of groups of bulges are arranged along the circumferential side of the correction plate.

Preferably, the protrusions are made of rubber.

Preferably, the mounting hole comprises a second threaded hole and a second reaming, a second annular groove is formed in the peripheral wall of the bottom of the second reaming, a second correction plate is rotatably arranged at the bottom of the second reaming, the periphery of the second correction plate extends into the second annular groove, a second perforation is formed in the middle of the second correction plate, a second bulge is arranged on the end face, far away from the second threaded hole, of one side of the second correction plate, and a plurality of groups of second bulges are arranged along the peripheral side of the second correction plate.

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

the backplate is located mounting hole department and sets up the spout, and the slip sets up reserve installation piece in the spout, sets up the second mounting hole on the reserve installation piece, and when the protector body was installed, accessible slip reserve installation piece was to the mounting hole front side after the mounting hole was locked by the bolt, and the rethread second mounting hole carries out locking installation, need not to change new protector.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is an exploded view of the present embodiment highlighting spare mounting blocks;

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

fig. 4 is a schematic cross-sectional view of the present embodiment highlighting the spare mounting block.

In the drawings, the list of components represented by the various numbers is as follows:

1. a protector body; 2. a threading hole; 3. a back plate; 4. a mounting hole; 41. a second threaded hole; 42. second reaming; 5. a chute; 6. a standby installation block; 7. a second mounting hole; 71. a threaded hole; 72. reaming; 8. a correction plate; 9. a protrusion; 10. a second correction plate; 11. a second protrusion; 12. side grooves.

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.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a motor protector, includes protector body 1, is equipped with the through wires hole 2 that the power cord passed on the protector body 1, and protector body 1 back is equipped with the backplate 3 that is used for fixed mounting, is equipped with the mounting hole 4 that is used for the bolt installation on the backplate 3, its characterized in that: the front side end face of the backboard 3 is provided with a chute 5 at the position of the installation hole 4, a standby installation block 6 is arranged in the chute 5 in a vertical sliding manner, a second installation hole 7 is formed in the middle of the standby installation block 6, the second installation hole 7 is identical to the installation hole 4, when the sliding block slides to the lower end of the chute 5, the second installation hole 7 is opposite to the installation hole 4, and when the protector body 1 is installed by using the second installation hole 7, a longer bolt can be used for installation.

Specifically, the bottom both sides of spout 5 are equipped with side tank 12, and the both sides that reserve installation was opened extend to in side tank 12 and form sliding connection with side tank 12, place the gliding process of slider and break away from spout 5, and the slider can adopt interference fit with spout 5, just can slide the slider after applying force to the slider, receives the interference of slider when avoiding the bolt to pass through mounting hole 4 installation protector body 1.

Specifically, the second mounting hole 7 includes screw hole 71 and reaming 72, be equipped with the ring channel on the reaming 72 bottom perisporium, reaming 72 bottom rotation is equipped with correction board 8, correction board 8 periphery extends to in the ring channel, correction board 8 middle part is equipped with the perforation, one side terminal surface that correction board 8 kept away from screw hole 71 is equipped with protruding 9, protruding 9 is equipped with the multiunit along correction board 8 week side, this embodiment preferably adopts four sets of protruding 9, when the bolt is installed, protruding 9 can offset with the bolt tail end of bolt, when rotating the bolt, the bolt takes place the angle offset will not all contact with every protruding 9, frictional force can't drive correction board 8 smooth and rotate when rotating the bolt, can remind the operator to carry out the adjustment of bolt, when the bolt rotates, the bolt afterbody all contacts with every protruding 9, then can drive correction board 8 smooth rotation, be in the alignment state when describing the bolt installation, it is to be stated: the backboard 3 and the standby mounting hole 6 can be made of transparent plastic materials, so that the rotation smoothness of the correction board 8 can be observed during mounting.

Specifically, the protrusions 9 are made of rubber, the friction force of the protrusions 9 made of rubber can be increased after the protrusions abut against the tail ends of the bolts, and the fact that the correction plate 8 rotates smoothly when the tail ends of the bolts are contacted with each protrusion 9 is guaranteed.

Specifically, the mounting hole 4 includes second screw hole 41 and second reaming 42, is equipped with the second ring channel on second reaming 42 bottom perisporium, and second reaming 42 bottom rotates and is equipped with second correction board 10, and second correction board 10 periphery extends to in the second ring channel, and second correction board 10 middle part is equipped with the second perforation, and one side terminal surface that second correction board 10 kept away from second screw hole 41 is equipped with second protruding 11, and second protruding 11 is equipped with the multiunit along second correction board 10 week side.

One specific application embodiment of this embodiment is:

when the protector body 1 is mounted in the distribution box through the bolts, the bolts are mounted through the mounting holes 4, smooth rotation of the second correction plate 10 can be observed when the bolts are rotated, the alignment of the bolts is indicated if the rotation is smooth, and the deflection of the bolts is indicated if the rotation of the second correction plate 10 is not smooth; if the mounting hole 4 is broken in the process of locking the bolt, the spare mounting block 6 is slid to the bottom end of the sliding groove 5 by applying force, and the protector body 1 is mounted in the distribution box by replacing the bolt with a longer frame and the second mounting hole 7.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Although embodiments of the present utility model have been shown and described, it would be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the claims and their equivalents.

Claims

1. The utility model provides a motor protector, includes protector body (1), is equipped with on protector body (1) and supplies through wires hole (2) that the power cord passed, and protector body (1) back is equipped with backplate (3) that are used for fixed mounting, is equipped with mounting hole (4) that are used for the bolt installation on backplate (3), its characterized in that: the front side end face of the backboard (3) is provided with a chute (5) at the mounting hole (4), a standby mounting block (6) is arranged in the chute (5) in a vertical sliding mode, a second mounting hole (7) is formed in the middle of the standby mounting block (6), and the second mounting hole (7) is identical to the mounting hole (4).

2. A motor protector according to claim 1, characterized in that: side grooves (12) are formed in two sides of the bottom of the sliding groove (5), and two sides of the standby installation block extend into the side grooves (12) and are in sliding connection with the side grooves (12).

3. A motor protector according to claim 2, characterized in that: the second mounting hole (7) comprises a threaded hole (71) and a reaming (72), an annular groove is formed in the peripheral wall of the bottom of the reaming (72), a correction plate (8) is rotationally arranged at the bottom of the reaming (72), the periphery of the correction plate (8) extends into the annular groove, a perforation is formed in the middle of the correction plate (8), a bulge (9) is arranged on one side end face of the correction plate (8) away from the threaded hole (71), and a plurality of groups of bulges (9) are arranged on the periphery of the correction plate (8).

4. A motor protector according to claim 3, characterized in that: the bulge (9) is made of rubber material.

5. A motor protector according to claim 4, wherein: the mounting hole (4) comprises a second threaded hole (41) and a second reaming (42), a second annular groove is formed in the peripheral wall of the bottom of the second reaming (42), a second correction plate (10) is rotationally arranged at the bottom of the second reaming (42), the periphery of the second correction plate (10) extends into the second annular groove, a second perforation is formed in the middle of the second correction plate (10), a second bulge (11) is arranged on one side end face, away from the second threaded hole (41), of the second correction plate (10), and a plurality of groups of second bulges (11) are arranged on the peripheral side of the second correction plate (10).