CN216437799U - Module and DIN guide rail combined structure - Google Patents

Abstract

The utility model discloses a module and DIN guide rail combined structure, the module shell comprises an upper module shell and a lower module shell, the upper module shell is arranged on the lower module shell; the circuit board is arranged between the two layers of the upper shell and the lower shell of the module; the pointed screw is arranged in the upper shell of the module, and one end of the pointed screw is screwed into the lower shell of the module; the grounding spring is arranged between the circuit board and the lower shell of the module; the guide rail spring is arranged in a bottom groove of the lower shell of the module; the DIN rail is placed in a bottom groove of the lower housing of the module. The utility model effectively solves the problem that the module slides in the direction of the vertical DIN guide rail; the spring contacts with DIN guide rail, DIN guide rail is fixed on the rack, the mode ground connection of the external ground of rack, this ground connection simple structure, with low costs, easily realize.

Description

Module and DIN guide rail combined structure

The technical field is as follows:

the utility model relates to a module and DIN guide rail integrated configuration.

Background art:

at present, metal DIN rail buckles or plastic DIN rail buckles are adopted for fixing the modules and the DIN rails in the market, and the two DIN rail buckles are fixed on the DIN rails in the horizontal direction and cannot fall off. However, when the device is installed on a vertical DIN guide rail, the phenomenon of sliding in the vertical direction is often caused, so that the communication connection of the modules is failed, and the use of the product is influenced. The grounding of the module and the DIN guide rail in contact generally adopts a metal elastic sheet connection mode, the grounding mode is complex, the metal elastic sheet needs to be opened, and the cost is high. The metal buckle and the plastic buckle need to be assembled by screws, which wastes manpower and material resources. The metal buckle and the plastic buckle are generally required to be opened in the market, so that the cost of the die is high, and the die opening period is long.

The invention content is as follows:

the utility model provides a module and DIN guide rail integrated configuration can effectively solve the problem of the vertical direction landing of module and ground connection.

The utility model discloses the technical scheme who adopts has:

a combined structure of a module and a DIN guide rail comprises

A module case including an upper module case and a lower module case, the upper module case being placed on the lower module case;

the circuit board is arranged between two layers of the upper module shell and the lower module shell;

the pointed screw is arranged in the upper shell of the module, and one end of the pointed screw is screwed into the lower shell of the module;

the grounding spring is arranged between the circuit board and the lower layer of the module lower shell;

a rail spring disposed in a bottom groove of the lower housing of the module;

DIN rails disposed in bottom slots of the lower housing of the module.

Furthermore, the DIN guide rail is a U-shaped guide rail, the top ends of two side edges in the DIN guide rail are outwards bent horizontally and form a flanging, the pointed end at the tail part of the pointed screw props against the flanging at one side of the DIN guide rail, and the guide rail spring extrudes the other flanging of the DIN guide rail.

Furthermore, a rectangular groove is formed in the back face of the shell of the lower shell of the module, a V-shaped platform is arranged on the bottom face of the rectangular groove, a limiting groove is formed in the side face of the rectangular groove, the guide rail spring is arranged in the V-shaped platform, and one end of the guide rail spring is arranged in the limiting groove.

Furthermore, the module lower shell is provided with a round hole, a semicircular sheet is fixed in the round hole, and the grounding spring is clamped on the semicircular sheet after being arranged in the round hole.

Furthermore, a cylindrical hole column is arranged in the lower shell of the module, reinforcing ribs are arranged around the cylindrical hole column, and the bottom end of the pointed screw is screwed into the cylindrical hole column.

Furthermore, the material of the module shell is metal or nonmetal.

The utility model discloses following beneficial effect has:

1) the utility model provides a module is fixed at DIN guide rail structure, effectively solves the module landing problem in vertical DIN guide rail direction;

2) the utility model provides a module circuit board earth point and spring contact, spring and DIN guide rail contact, DIN guide rail are fixed on the rack, and the mode ground connection of the external ground of rack, this ground connection simple structure, it is with low costs, easily realize.

Description of the drawings:

FIG. 1 is an exploded view of a modular structure;

FIG. 2 is an assembled view of the module and DIN rail;

FIG. 3 is a top view of an assembly of modular structures;

FIG. 4 is a right side cross-sectional view of the module of FIG. 3;

FIG. 5 is a bottom cross-sectional view of the module of FIG. 3;

FIG. 6 is a partial structural view of FIG. 1;

FIG. 7 is a partial structural view of FIG. 3;

FIG. 8 is a vertical view of an n-module tandem DIN rail;

in the figure: 1-a module housing; 1.1-module upper housing; 1.1.1-upper shell cylindrical hole; 1.2-lower housing of module; 1.2.1-mounting groove; 1.2.2-rectangular step; 1.2.3-triangular step; 1.2.4-limiting groove; 1.2.5-V-shaped table; 1.2.6-rectangular groove; 1.2.7-cylindrical bore column; 1.2.8-reinforcing ribs; 1.2.9-round hole; 1.2.10-semicircular piece; 1.2.11-bevel section;

2-a circuit board; 2.1-male plug, 2.2-female plug;

3-pointed screw: 3.1-pointed tip;

4-a grounding spring;

5-a guide spring;

6-DIN guide: 6.1-flanging.

The specific implementation mode is as follows:

the present invention will be further described with reference to the accompanying drawings.

Referring to fig. 1 to 5, the present invention relates to a combined structure of a module and a DIN rail, which includes a module housing 1, a circuit board 2, a pointed screw 3, a grounding spring 4, a rail spring 5 and a DIN rail 6.

The module shell comprises an upper module shell 1.1 and a lower module shell 1.2, a mounting groove 1.2.1 is formed in the bottom of the lower module shell 1.2, a triangular step 1.2.3 is arranged above the bottom of one groove wall of the mounting groove, a rectangular step 1.2.2 is arranged above the bottom of the other groove wall, a guide rail spring 5 is arranged in a rectangular groove 1.2.6 on one side of the rectangular step 1.2.2, a inclined plane part 1.2.11 of the bottom of the module slides in a plane, a flanging on one side of a DIN guide rail is clamped into the rectangular step 1.2.2 on one side of the module, the top of the guide rail spring is extruded, and a flanging on the other side of the DIN guide rail is 6.1. The inclined plane part slides in along the inclined plane part of the triangular step 1.2.3 of the module, the tail part of the guide rail spring releases extrusion pressure, the extrusion DIN guide rail moves in the opposite direction, the module mounting groove is clamped into the DIN guide rail in the vertical direction, the pointed screw 3 is placed into the cylindrical hole 1.1.1 of the upper shell of the module and screwed into the cylindrical hole column 1.2.7 of the lower shell of the module, the pointed screw 3 props against the flanging 6.1 of the DIN guide rail under the action of force, the flanging 6.1 of the DIN guide rail moves downwards, the flanging 6.1 of the DIN guide rail is contacted with the step surface of the triangular step 1.2.3 of the module to stop moving downwards, the pointed tip 3.1 of the screw exerts a downward force, the front surface of the flanging 6.1 of the DIN guide rail is concave, the back surface of the pointed screw is convex, and the module does not slide in the vertical direction of the vertical DIN guide rail under the action of the friction force between the pointed screw 3.1 and the DIN guide rail.

The inside of module casing 1 is equipped with circuit board 2, is equipped with ground spring 4 between circuit board 2 and module inferior valve 1.2, and module inferior valve 1.2 bottom groove 1.2.1 is equipped with DIN guide 6, and ground spring 4 contacts with DIN guide 6, and DIN guide 6 is fixed with the rack, and the rack is external earth to the static on the circuit board 2 is derived the release through the external earth of rack.

As shown in fig. 6, a round hole 1.2.9 is formed in the cavity of the lower shell 1.2 of the module, a semicircular sheet 1.2.10 is arranged at the bottom of the lower shell, the grounding spring 4 is placed in the T-shaped cylindrical hole 1.2.9, after the lower shell is pressed, the grounding spring 4 is inclined in the hole, and the tail part of the grounding spring is clamped into the semicircular sheet, so that the grounding spring is placed in the circular hole and does not fall off.

As shown in fig. 7, the bottom of the lower module case 1.2 has a rectangular groove 1.2.6, and a V-shaped platform 1.2.5 is arranged in the rectangular groove 1.2.6 and consists of two symmetrically arranged inverted L-shaped buckles. One end of the rectangular groove 1.2.6 is provided with an arc-shaped limiting groove 1.2.4, and the other end is a plane. In the spacing groove 1.2.4 of rectangular channel one end was placed to guide rail spring one end, guide rail spring main part 5 was in the middle of V-arrangement platform 1.2.5, pressed the back hard, along V-arrangement platform 1.2.5, the card goes into between two type buckles that fall L, and the spring main part level is placed in rectangular channel 1.2.6, under the effect of V-arrangement platform 1.2.5 and spacing groove 1.2.4, the spring is difficult for deviating from, plays anti-drop.

As shown in fig. 8, the module slides along the vertical direction of the DIN rail 6 under the guiding action of the DIN rail 6, and after the male plug 2.1 of the module is butted with the female plug 2.2 of another module, the pointed screw 3 is screwed into the module shell 1, and after the pointed screw 3 is screwed into the lower module shell 1.2 under the action of certain torque force, the sharp head 3.1 protrudes to prop against the DIN guide rail first flanging 6.1, the front surface of the DIN guide rail first flanging 6.1 has pits, the back surface has bulges, under the state that the pointed screw 3 is tightly pressed, the back of the DIN guide rail flanging 6.1 is extruded with the triangular step 1.2.3 of the lower shell 1.2 of the module, because the pointed screw 3 extrudes the DIN guide rail first flanging 6.1, the friction between the DIN guide rail first flanging 6.1 and the triangle step surface 1.2.3 of the lower shell of the module is increased, the module does not slide along the vertical direction of the DIN guide rail 6, the risk of sliding between the module and the module along the vertical direction of the DIN guide rail 6 is prevented, and the male plug and the female plug of the module are connected in a plug-and-socket manner, so that the interconnection and transmission of signals are realized.

The utility model is used for be connected and signal transmission between module and the module, under guide rail spring and tip screw combined action, effectively prevent the module to be connected with the module and follow the risk that drops of the vertical direction of DIN guide rail, it is troublesome effectively to have solved on the market with the retaining member equipment, and the cost is higher, follows the problem that the vertical direction of DIN guide rail drops, has improved module communication performance, has improved product mechanical properties's stability.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications can be made without departing from the principle of the present invention, and these modifications should also be regarded as the protection scope of the present invention.

Claims (7)

1. A modular and DIN rail combination structure, characterized in that: comprises that

The module comprises a module shell (1), wherein the module shell (1) comprises an upper module shell (1.1) and a lower module shell (1.2), and the upper module shell (1.1) is arranged on the lower module shell (1.2);

the circuit board (2), the said circuit board (2) is put between two layers of module upper casing (1.1) and module lower casing (1.2);

the pointed screw (3) is arranged in the upper module shell (1.1), and one end of the pointed screw (3) is screwed into the lower module shell (1.2);

the grounding spring (4), the grounding spring (4) is arranged between the two layers of the circuit board (2) and the lower shell (1.2) of the module;

the guide rail spring (5), the said guide rail spring (5) is placed in bottom trough of the lower casing (1.2) of the module;

DIN rails (6), said DIN rails (6) being placed in bottom grooves of the lower module housing (1.2).

2. A module and DIN rail combination as defined in claim 1 wherein: the DIN guide rail (6) is a U-shaped guide rail, the top ends of two side edges in the DIN guide rail (6) are outwards bent horizontally and form a flanging (6.1), a pointed end (3.1) at the tail part of the pointed end screw (3) props against the flanging (6.1) at one side of the DIN guide rail, and a guide rail spring (5) extrudes the other flanging of the DIN guide rail.

3. A module and DIN rail combination as defined in claim 1 wherein: the module lower casing (1.2) is characterized in that a rectangular groove (1.2.6) is formed in the back face of the casing, a V-shaped platform (1.2.5) is arranged on the bottom face of the rectangular groove (1.2.6), a limiting groove (1.2.4) is formed in the side face of the rectangular groove (1.2.6), a guide rail spring (5) is arranged in the V-shaped platform (1.2.5), and one end of the guide rail spring (5) is arranged in the limiting groove (1.2.4).

4. A module and DIN rail combination as defined in claim 3 wherein: the V-shaped table (1.2.5) is composed of two symmetrically arranged inverted L-shaped buckles.

5. A combined module and DIN rail structure as claimed in claim 1, wherein: the module lower shell (1.2) is provided with a round hole (1.2.9), a semicircular sheet (1.2.10) is fixed in the round hole (1.2.9), and the grounding spring (4) is arranged in the round hole (1.2.9) and then clamped on the semicircular sheet (1.2.10).

6. A module and DIN rail combination as defined in claim 1 wherein: a cylindrical hole column (1.2.7) is arranged in the module lower shell (1.2), reinforcing ribs (1.2.8) are arranged around the cylindrical hole column (1.2.7), and the bottom end of the pointed screw (3) is screwed into the cylindrical hole column (1.2.7).

7. A module and DIN rail combination as defined in claim 1 wherein: the module shell (1) is made of metal or nonmetal.

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