CN211089316U

CN211089316U - Step motor structure with split type wire protecting box

Info

Publication number: CN211089316U
Application number: CN201921991299.6U
Authority: CN
Inventors: 许鸣飞; 吴光东
Original assignee: Jiangsu Huayang Intelligent Equipment Co ltd
Current assignee: Jiangsu Huayang Intelligent Equipment Co ltd
Priority date: 2019-11-18
Filing date: 2019-11-18
Publication date: 2020-07-24
Anticipated expiration: 2029-11-18

Abstract

The utility model relates to a step motor structure with split type line box that protects, including motor body, protect line box and many external lead wire, motor body includes skeleton, lower skeleton and many contact pins, protect the contact pin department that the line box lid was put at motor body, still include spacing apron, it is equipped with the contact pin passageway on the line box to protect, and protects the lateral surface of line box and be equipped with a plurality of first draw-in grooves, and external lead wire card is on corresponding first draw-in groove, and spacing apron clamps in the line box outside, and just is equipped with the latch to first draw-in groove department on the spacing apron, contact pin one end is bent and is L type, and one end passes through the contact pin passageway and outwards stretches out to flush with corresponding external lead wire, just the up end that protects the line box is equipped with the portion of bending, and the portion of bending tightly pastes the up end of skeleton guarantees that external lead wire obtains abundant spacing fixed, goes up the skeleton and protect line box to form encapsulated situation.

Description

Step motor structure with split type wire protecting box

Technical Field

The utility model relates to a motor, especially a step motor structure with split type line box that protects.

Background

The micro stepping motor is used as a reliable power source and widely applied to various fields; this motor adopts the lead wire to be connected with external power source as motor body end usually, and the inside winding end of a thread of motor is the winding on the contact pin, carries out the switching through the circuit board between contact pin and the external lead wire, like this, and middle switching part all adopts the welding mode to connect. And current protect line box and motor body all have the gap of different degrees after the installation, outside debris probably get into motor body through the gap inside to influence the inside life of motor.

The existing stepping motor has incomplete limit and protection on the external lead wire, so that the external lead wire is often loosened to reduce the product quality.

Disclosure of Invention

The utility model relates to a step motor structure with split type line box that protects guarantees that external lead wire obtains abundant spacing fixed, goes up the skeleton moreover and protects line box formation encapsulated situation, improves product quality.

In order to achieve the purpose, the technical scheme of the utility model is that the stepping motor structure with split type wire protecting box comprises a motor body, a wire protecting box and a plurality of external leads, wherein the motor body comprises an upper framework, a lower framework and a plurality of pins, the pin protecting box cover is arranged at the pin position of the motor body, the stepping motor structure further comprises a limiting cover plate, a pin channel is arranged on the wire protecting box, a plurality of first clamping grooves are formed in the outer side surface of the wire protecting box, the external leads are clamped on the corresponding first clamping grooves, the limiting cover plate is clamped outside the wire protecting box, clamping teeth are arranged on the limiting cover plate just opposite to the first clamping grooves, one end of each pin is bent to form L, one end of each pin extends outwards through the pin channel and is flush with the corresponding external lead, the upper end face of the wire protecting box is provided with a bending portion, and the bending portion is tightly attached.

Preferably, the lateral surface lower extreme of protecting the line box is equipped with a plurality of second draw-in grooves, and spacing apron corresponds sets up a plurality of third draw-in grooves.

Preferably, the upper end of the limiting cover plate is provided with a first clamping hook, and the upper end of the outer side face of the wire protection box is provided with a first groove clamped with the first clamping hook.

Preferably, the lower end of the limiting cover plate is provided with a second clamping hook, and the lower end of the outer side face of the wire protection box is provided with a third clamping hook which is buckled with the second clamping hook.

Preferably, the latch of the limiting cover plate is vertically arranged and is consistent with the first clamping groove of the wire protecting box in length.

After the structure of the oil adding device is adopted, the utility model discloses lateral surface at the line protecting box is equipped with a plurality of first draw-in grooves, and external lead wire card is on corresponding first draw-in groove to can fix spacingly through the latch on the spacing apron after the installation of external lead wire. The external lead wire is firmly fixed on the wire protecting box, and the external lead wire cannot be loosened in the transportation process and the use process, so that the product quality is improved. And the upper end face of the wire protecting box is provided with a bending part which is tightly attached to the upper end face of the upper framework. Therefore, after the limiting cover plate is covered, a relatively closed part is formed, external sundries are prevented from entering the motor, and the product quality is improved.

Drawings

FIG. 1 is a perspective view of the present invention (before the limit cover plate is not covered);

FIG. 2 is a rear sectional view of the upper frame, the lower frame, the wire protecting box and the limiting cover plate of the utility model;

FIG. 3 is a perspective view of the wire protecting box mounted on the upper and lower frames;

fig. 4 is a rear perspective view of the retaining cover plate.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments, which are illustrated in the accompanying drawings.

Referring to fig. 1, 2, 3 and 4, the stepping motor structure with the split type wire protecting box comprises a motor body 1, a wire protecting box 2 and a plurality of external leads 6, wherein the motor body 1 comprises an upper framework 3, a lower framework 4 and a plurality of pins 5, the wire protecting box 2 covers the pins 5 of the motor body 1, the stepping motor structure further comprises a limiting cover plate 7, pin channels 21 are arranged on the wire protecting box 2, a plurality of first clamping grooves 22 are formed in the outer side face of the wire protecting box 2, the external leads 6 are clamped on the corresponding first clamping grooves 22, the limiting cover plate 7 is clamped on the outer side of the wire protecting box 2, clamping teeth 71 are arranged on the limiting cover plate 7 and are opposite to the first clamping grooves 22, one end of each pin 5 is bent into L shape, one end of each pin extends outwards through the corresponding pin channel 21 and is flush with the corresponding external lead 6, a bent portion 211 is arranged on the upper end face of the wire protecting box 2, and the bent portion 211 is tightly attached.

Referring to fig. 2 and 3, a plurality of second locking grooves 23 are formed at the lower end of the outer side surface of the wire protection box 2, and a plurality of third locking grooves 72 are correspondingly formed in the limiting cover plate 7. One end of the external lead 6 extends into the motor body 1, is limited by the second clamping groove 23 and the third clamping groove 73, and is clamped by the first clamping groove 22 and the clamping teeth 71, so that the positioning accuracy and the installation firmness of the external lead 6 are guaranteed. The quality of the product can not be influenced by the touch of the two thread ends in the transportation process.

Referring to fig. 2 and 4, a first hook 73 is arranged at the upper end of the limiting cover plate 7, and a first groove 28 clamped with the first hook 73 is arranged at the upper end of the outer side surface of the wire protecting box 2. The lower end of the limiting cover plate 7 is provided with a second clamping hook 74, and the lower end of the outer side surface of the wire protecting box 2 is provided with a third clamping hook 24 which is buckled with the second clamping hook 74. When the limiting cover plate 7 is installed, the first hook 73 on the upper portion is firstly extended into the first groove 28, and then the second hook 74 and the third hook 24 on the lower portion are clamped, so that the installation is firm.

Referring to fig. 3 and 4, the latch teeth 71 of the limiting cover plate 7 are vertically arranged and have the same length as the first slot 22 of the wire protection box 2. The latch 71 is used for positioning and fixing the external lead 6, and each external lead 6 is guaranteed to be fixed by a corresponding row of vertical latches 71.

Referring to fig. 1-4, the utility model discloses a during the installation, the one end of contact pin 5 clamps earlier the installation department at last skeleton 3, and then the other end bends ninety degrees, stretches out outside motor body 1 to be located external lead 6 department, make things convenient for contact pin 5 and corresponding external lead 6 welding, welded area increase guarantees product quality. And the wire protecting box 2 is of a split structure. Protect line box 2 and last skeleton 3 and 4 fixed connection of lower skeleton, spacing apron 7 clamps on protecting line box 2, is equipped with the vertical latch 71 of multirow on the spacing apron 7, and latch 71 can block dead corresponding external lead wire 6, guarantees that external lead wire 6 can not appear not hard up and touch each other because in transportation and the use, improves product quality. And the upper end face of the wire protecting box 2 is provided with a bending part 211, and the bending part 211 is tightly attached to the upper end face of the upper framework 3. Make and form relative confined space between whole line box 2 and the motor body 1 of protecting, outside impurity can not get into motor body 1 inside, and influence motor body 1's life.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many modifications and improvements can be made without departing from the inventive concept, and all of them belong to the protection scope of the present invention.

Claims

1. A stepping motor structure with a split type wire protecting box comprises a motor body (1), a wire protecting box (2) and a plurality of external leads (6), wherein the motor body (1) comprises an upper framework (3), a lower framework (4) and a plurality of contact pins (5), the wire protecting box (2) covers the contact pins (5) of the motor body (1), the stepping motor structure is characterized by further comprising a limiting cover plate (7), a contact pin channel (21) is arranged on the wire protecting box (2), a plurality of first clamping grooves (22) are formed in the outer side face of the wire protecting box (2), the external leads (6) are clamped on the corresponding first clamping grooves (22), the limiting cover plate (7) is clamped on the outer side of the wire protecting box (2), clamping teeth (71) are arranged on the limiting cover plate (7) and are opposite to the first clamping grooves (22), one end of each contact pin (5) is bent to be L-shaped, and extends outwards through the contact pin channel (21) and is flush with the corresponding external lead (6);

and the upper end face of the wire protecting box (2) is provided with a bending part (211), and the bending part (211) is tightly attached to the upper end face of the upper framework (3).

2. The stepping motor structure with the split type wire protecting box according to claim 1, characterized in that: the lower end of the outer side face of the wire protecting box (2) is provided with a plurality of second clamping grooves (23), and the limiting cover plate (7) is correspondingly provided with a plurality of third clamping grooves (72).

3. The stepping motor structure with the split type wire protecting box according to claim 1, characterized in that: the upper end of the limiting cover plate (7) is provided with a first clamping hook (73), and the upper end of the outer side face of the wire protecting box (2) is provided with a first groove (28) clamped with the first clamping hook (73).

4. The stepping motor structure with the split type wire protecting box according to claim 1, characterized in that: the lower end of the limiting cover plate (7) is provided with a second clamping hook (74), and the lower end of the outer side face of the wire protection box (2) is provided with a third clamping hook (24) which is buckled with the second clamping hook (74).

5. The stepping motor structure with the split type wire protecting box according to claim 1, characterized in that: the clamping teeth (71) of the limiting cover plate (7) are vertically arranged and are consistent with the first clamping grooves (22) of the wire protecting box (2) in length.