CN211063989U

CN211063989U - Guide rail buckle structure

Info

Publication number: CN211063989U
Application number: CN201922053377.4U
Authority: CN
Inventors: 裴延飞; 徐晓华; 刘洋; 陈洋卫
Original assignee: China Aviation Optical Electrical Technology Co Ltd
Current assignee: China Aviation Optical Electrical Technology Co Ltd
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-07-21
Anticipated expiration: 2029-11-25

Abstract

The utility model relates to a guide rail buckle structure, which comprises a mounting base which is relatively provided with a clamping groove in limit fit with the lower edge of an adaptive guide rail and a locking groove in limit fit with the upper edge of the adaptive guide rail, and also comprises at least one buckle which is fixed on the base and is provided with a fixed part and at least one limiting part, wherein the front end of the buckle is provided with a stopping edge in limit fit with the side block of the lower edge of the guide rail and a limiting edge in limit fit with the upper end surface of the lower edge of the adaptive guide rail; the clamping groove is provided with at least one opening groove which is used for assembling the buckle limiting part and divides the clamping groove along the length direction. The utility model discloses its buckle through components and parts base back installation guides and produces the pretightning force in components and parts base installation for closely laminate between components and parts base and the guide rail, can not take place to rock relatively, reach the result of use.

Description

Guide rail buckle structure

Technical Field

The utility model relates to an electrical equipment technical field, concretely relates to guide rail buckle structure.

Background

DIN rail is a german industry standard and is a mounting means for industrial electrical components. The electric components can be clamped on the guide rail without being fixed by screws, and the maintenance is also very convenient. Most electrical components are directly integrated the buckle structure in electrical components shell bottom, for example contactor, circuit breaker, relay etc.. The customized box body components and parts need to be designed with a buckle structure independently to meet the clamping requirements of the DIN guide rail, such as a control module, a power supply module, a signal module and the like. The buckle structure of current customization class box body components and parts design, the spring is used as reset structure for the majority, and guide rail buckle structure is comparatively complicated, and the guide structure is unreliable, and the cost is higher.

Disclosure of Invention

The utility model aims at providing a novel guide rail buckle structure of structure, its buckle through components and parts base back installation guides and produces the pretightning force in components and parts base installation for closely laminate between components and parts base and the guide rail, can not take place to rock relatively, reach the result of use.

The purpose of the utility model and the technical problem thereof are realized by adopting the following technical scheme. According to the utility model, the guide rail buckle structure comprises a mounting base which is relatively provided with a clamping groove in spacing fit with the lower edge of the adaptive guide rail and a locking groove in spacing fit with the upper edge of the adaptive guide rail, and also comprises at least one buckle which is fixed on the base and is provided with a fixed part and at least one limiting part, wherein the front end of the buckle is provided with a stopping edge in spacing fit with the side surface of the lower edge of the guide rail and a limiting edge in spacing fit with the upper end surface of the lower edge of the adaptive guide rail; the clamping groove is provided with at least one opening groove which is used for assembling the buckle limiting part and divides the clamping groove along the length direction.

The purpose of the utility model and the technical problem thereof can be further realized by adopting the following technical measures.

In the above-mentioned guide rail buckle structure, the distance from the stopping edge of the buckle limiting part to the groove bottom of the clamping groove is less than the depth of the clamping groove, and the distance from the front end face to the groove bottom of the clamping groove is greater than the depth of the clamping groove.

In the above-mentioned rail fastening structure, the surface of the side wall of the locking groove opposite to the locking groove is a guide surface for guiding the upper edge of the rail into the locking groove.

In the above-mentioned rail fastening structure, the cross section of the slot is trapezoidal, and the shorter side of the trapezoid is the bottom of the slot.

In the guide rail fastening structure, the head of the limiting portion is attached to the side wall of the open slot in a limiting manner, and the tail of the limiting portion extending out of the open slot is bent outwards and extends along the slot to be connected with the fixing portion.

In the above-mentioned guide rail fastening structure, the lower part of the front end of the limiting part is turned inwards to form a stopping edge which is in stop fit with the lower edge of the guide rail, and the lower end surface of the upper part is a limiting edge which is flush with the surface of the lower edge of the guide rail and pressed on the surface of the lower edge of the guide rail.

The guide rail buckle structure is characterized in that the front end of the limiting edge is provided with a guide angle for guiding the lower edge of the guide rail to move inwards the clamping groove.

In the above-mentioned rail fastener structure, the fastener is a T-shaped structure composed of two oppositely arranged limiting parts and a fixing part connecting the two limiting parts.

In the above-mentioned rail fastening structure, the T-shape is an integrally formed structure.

In the above-mentioned rail fastening structure, the mounting base is a component base, and the clamping groove and the locking groove are integrally formed on the back of the component base.

Compared with the prior art, the utility model obvious advantage and beneficial effect have. Borrow by above-mentioned technical scheme, the utility model discloses can reach considerable technical advancement and practicality to have the wide use value in the industry, it has following advantage at least:

the utility model discloses fix the buckle in components and parts base opening trench position, carry on spacingly along the outside under to the guide rail through buckle front end lower part stopping limit, prevent vertical relative movement in the assembling process under the guide rail along pressing the spacing edge on buckle front end upper portion, realize locking in the locking groove of packing into along the edge on with the guide rail through the extrusion buckle front end, the limit of bending along the side of buckle produces deformation this moment for the buckle produces ascending pretightning force to the guide rail, has good locking effect.

Drawings

Fig. 1 is a schematic view of a fastening structure of the rail fastening structure of the present invention;

fig. 2 is a schematic view of a component base of the rail fastening structure of the present invention;

fig. 3 is a usage status diagram of the rail fastening structure of the present invention.

[ description of main element symbols ]

1: buckle

2: limiting part

3: limit edge

4: retaining edge

5: guide angle

6: mounting base

7: clamping groove

8: locking groove

9: open slot

10: mounting hole

11: guide surface

12: guide rail

13: upper edge

14: lower edge

15: fastening screw

16: fixing part

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the following detailed description of the embodiments, structures, features and effects of the rail clip structure according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.

Please refer to fig. 1-3, which are schematic structural diagrams of each portion of the rail fastening structure of the present invention, an upper edge 13 and a lower edge 14 are respectively disposed on both sides of the rail adapted to the rail fastening structure, the rail fastening structure includes an installation base 6 and at least one fastening clip 1, a clamping groove 7 in spacing fit with the lower edge 14 and a locking groove 8 in spacing fit with the upper edge 13 are relatively disposed on the installation base 6, and at least one open groove 9 for separating the clamping groove 7 along the length direction is disposed on the clamping groove 7. The embodiment of the present invention provides a guide surface 11, which is used for guiding the guide rail to enter the locking groove along the upper edge, of the locking groove 8 and has a relative end surface with the clamping groove 7. The embodiment of the utility model provides an in, 7 cross-sections of draw-in groove are trapezoidal, and trapezoidal minor face is the tank bottom of draw-in groove, the cross-section of locking groove 8 is the rectangle. In the base installation process, the clamping groove guides the guide rail and simultaneously limits the displacement in the vertical direction of the guide rail, and the locking groove finally enables the component base to be clamped in place.

The buckle 1 comprises a fixing part 16 fixed on the base and at least one limiting part 2, the limiting part is assembled in the open slot 9, the front end of the limiting part is provided with a stopping edge 4 used for realizing limiting through stopping and matching with the lower edge 14 of the guide rail and a limiting edge 3 pressed on the lower edge 14 of the guide rail to limit the vertical displacement of the guide rail. The distance of stopping limit 4 apart from 7 tank bottoms of draw-in groove is less than the degree of depth of draw-in groove, spacing terminal surface distance from 7 tank bottoms of draw-in groove is greater than the groove depth of draw-in groove before along for the border has vertical drunkenness under the guide rail between border and the installation base under can stretching into the draw-in groove and can preventing the installation.

The embodiment of the utility model provides an in, 2 heads of spacing portion are spacing with the laminating of open slot 9 lateral wall, and its afterbody that stretches out open slot 9 is outwards buckled and is connected with the fixed part after extending along the draw-in groove, and being provided with of this kink does benefit to the elastic deformation that realizes spacing portion when receiving the extrusion.

In the embodiment of the present invention, the front end lower portion of the head of the limiting portion is turned inwards to form the stopping edge 4 cooperating with the edge stop of the lower edge of the guide rail, and the upper end surface of the head is flush with the surface of the lower edge of the guide rail, and presses the limiting edge 3 on the surface of the lower edge of the guide rail. Preferably, the front end of the limiting edge is provided with a guide angle 5 for guiding the lower edge of the guide rail to move inwards the slot, but the limiting edge is not limited to this.

In the embodiment of the present invention, the buckle 1 is a T-shaped buckle, and includes two relatively disposed limiting portions 2 and a fixing portion 16 connecting the two limiting portions. Preferably, the T-shaped buckle is an integrally formed structure, but is not limited thereto.

The embodiment of the utility model provides an in, T type buckle is bent the shaping by the sheet steel, forms the fixed orifices at T type both ends position, be equipped with on the installation base with this fixed orifices complex mounting hole, the screw that passes above-mentioned mounting hole and fixed orifices fixes the buckle on the installation base. In other embodiments of the present invention, the buckle is made of other materials with deformation capability.

The mounting base is a component base, and the clamping groove and the locking groove are integrally formed on the back of the component base, but the mounting base is not limited thereto. At the initial clamping stage of the component base, the guide angle guides the component base to be clamped, the limiting edge prevents the guide rail from being separated in the clamping process, the stopping edge is in contact with the lower edge of the guide rail, and the component base is deformed by the T-shaped buckle caused in the clamping process, so that pretightening force is generated.

Preferably, the mounting base of the present invention is formed by processing aluminum profiles, but not limited thereto.

The utility model discloses when using, install the buckle in components and parts base opening trench position, align the fixed orifices of buckle with components and parts pedestal mounting hole, then run through fixed orifices and mounting hole with fastening screw, openly lock T type buckle on components and parts base with the nut at components and parts base. Then with the border under the components and parts base draw-in groove alignment guide rail for the border card is spacing along the lower extreme at T type buckle under the guide rail, then upwards pushes away the components and parts base. And the initial position of component base assembly, the guide angle of the T-shaped buckle guides installation, and the T-shaped buckle limits the displacement along the vertical direction of the limiting guide rail. Along with the component base upwards promotes, the draw-in groove of component base further leads and spacing. Treat that component base direction when edge and guide rail upper limb contact, add power slightly and inwards press the component base for edge along component base direction card income locking groove on the guide rail, the limit of bending along the side of T type buckle produces deformation this moment, makes T type buckle produce ascending pretightning force to the guide rail, reaches the effect of locking the guide rail.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed with the preferred embodiment, it is not limited to the present invention, and any skilled person in the art can make modifications or changes equivalent to the equivalent embodiment of the above embodiments without departing from the scope of the present invention, but all the modifications, changes and modifications of the above embodiments by the technical spirit of the present invention are within the scope of the present invention.

Claims

1. The utility model provides a guide rail buckle structure, including be provided with relatively with the installation base of the spacing complex draw-in groove of adaptation guide rail lower limb and with the spacing complex locking groove of adaptation guide rail upper limb, its characterized in that: the device also comprises at least one buckle which is fixed on the base and provided with a fixed part and at least one limiting part, wherein the front end of the buckle is provided with a stopping edge in stop fit with the side surface of the lower edge of the guide rail and a limiting edge in limit fit with the upper end surface of the lower edge of the adaptive guide rail; the clamping groove is provided with at least one opening groove which is used for assembling the buckle limiting part and divides the clamping groove along the length direction.

2. The rail fastener structure of claim 1, wherein the distance from the stop edge of the fastener stop portion to the bottom of the groove is less than the depth of the groove, and the distance from the stop edge to the bottom of the groove is greater than the depth of the groove.

3. The rail fastener structure of claim 1, wherein the side wall of the locking groove opposite to the locking groove is a guide surface for guiding the upper edge of the rail into the locking groove.

4. The rail fastener structure of claim 1, wherein the cross-section of the engaging groove is trapezoidal, and the shorter side of the trapezoid is the bottom of the engaging groove.

5. The rail fastener structure of claim 1, wherein the head of the limiting portion is attached to the sidewall of the opening slot for limiting, and the tail of the limiting portion extending out of the opening slot is bent outward and extends along the slot to connect with the fixing portion.

6. The guide rail buckle structure according to claim 1 or 5, wherein the lower portion of the front end of the limiting portion is turned inwards to form a retaining edge which is in retaining fit with the lower edge of the guide rail, and the lower end surface of the upper portion is a limiting edge which is flush with the surface of the lower edge of the guide rail and presses against the surface of the lower edge of the guide rail.

7. The rail fastener structure of claim 6, wherein the front end of the limiting edge has a guide angle for guiding the lower edge of the rail to move inward into the slot.

8. The rail fastener structure of claim 6, wherein the fastener is a T-shaped structure consisting of two oppositely disposed limiting parts and a fixing part connecting the two limiting parts.

9. The rail fastener structure of claim 8, wherein the T-shape is an integrally formed structure.

10. The rail fastener structure of claim 1, wherein the mounting base is a component base, and the engaging groove and the locking groove are integrally formed on the back of the component base.