阅读说明：本技术 一种安全型工控i/o继电器组合模组 (Safe type industry control IO relay combination module ) 是由 林仲勇 苏冰波 陈伟鑫 于 2019-09-27 设计创作，主要内容包括：本发明公开了一种安全型工控I/O继电器组合模组,包括设置有继电器的PCB板、长条形固定件、用于装在轨道上的安装组件,PCB板设置于固定件上；安装组件包括两第一安装支架,两第一安装支架分别一一装在固定件长度方向所在的两端处；所述安装组件还包括至少一第二安装支架,该第二安装支架通过滑动导向结构设置在固定件底部,且第二安装支架位于两第一安装支架之间；第二安装支架上设有防滑结构,该防滑结构顶抵于固定件。本发明使固定件可以采用挤出成型工艺制作,满足长度较长的固定件需要采用挤出成型制作和在中间设置安装支架的要求。(The invention discloses a safety type industrial control I/O relay combined module, which comprises a PCB provided with a relay, a strip-shaped fixing piece and a mounting assembly used for being mounted on a track, wherein the PCB is arranged on the fixing piece; the mounting assembly comprises two first mounting brackets which are respectively mounted at two ends of the fixing piece in the length direction one by one; the mounting assembly further comprises at least one second mounting bracket, the second mounting bracket is arranged at the bottom of the fixing piece through a sliding guide structure, and the second mounting bracket is positioned between the two first mounting brackets; and an anti-slip structure is arranged on the second mounting bracket and abuts against the fixing piece. The invention can make the fixed part by adopting an extrusion molding process, and meets the requirements that the fixed part with longer length needs to be made by adopting extrusion molding and the middle is provided with the mounting bracket.)

1. A safety type industrial control I/O relay combination module comprises a PCB provided with a relay, a strip-shaped fixing piece and a mounting assembly used for being mounted on a track, wherein the PCB is arranged on the fixing piece; the mounting assembly comprises two first mounting brackets which are respectively mounted at two ends of the fixing piece in the length direction one by one; the method is characterized in that: the mounting assembly further comprises at least one second mounting bracket, the second mounting bracket is arranged at the bottom of the fixing piece through a sliding guide structure, and the second mounting bracket is positioned between the two first mounting brackets; and an anti-slip structure is arranged on the second mounting bracket and abuts against the fixing piece.

2. The safety type industrial control I/O relay combination module set as claimed in claim 1, wherein: the sliding guide structure comprises a guide pillar arranged on the second mounting bracket and a sliding groove arranged on the fixing piece along the length direction of the fixing piece, and the guide pillar is in sliding fit with the sliding groove.

3. The safety type industrial control I/O relay combination module set as claimed in claim 2, wherein: at least one of two ends of the sliding chute in the length direction is open, the notch of the sliding chute is downward and is in a necking shape, and the guide pillar slides into the sliding chute from the opening at one end of the sliding chute; and/or the number of the sliding grooves is at least two, the at least two sliding grooves are distributed at intervals along the width direction of the fixing piece, the number of the guide columns is at least two, and the at least two guide columns and the at least two sliding grooves are in one-to-one correspondence.

4. The safety type industrial control I/O relay combination module set as claimed in claim 3, wherein: the cross section of the sliding groove is C-shaped, and the outer contour of the cross section of the guide pillar is circular.

5. The safety type industrial control I/O relay combination module set according to any one of claims 1-4, wherein: still cooperate between second installing support and the mounting to have a buckle structure, this buckle structure include the dop that sets up on the second installing support with the draw-in groove that sets up along its length direction on the mounting, the dop card is in the draw-in groove.

6. The safety type industrial control I/O relay combination module set as claimed in claim 5, wherein: the number of the buckle structures is two, the two buckle structures are distributed along the width direction of the fixing piece, and the sliding guide structure is located between the two buckle structures.

7. The safety type industrial control I/O relay combination module set as claimed in claim 5, wherein: the notch of the clamping groove is downward, at least one of two ends of the clamping groove in the length direction is open, the upper part of the clamping head slides into the clamping groove from the opening at one end of the clamping groove, and the lower part of the clamping head is in sliding fit with the notch of the clamping groove; the cross section of the clamping head is in an inverted L shape, the horizontal part of the clamping head forms the upper part of the clamping head, and the vertical part of the clamping head forms the lower part of the clamping head.

8. The safety type industrial control I/O relay combination module set as claimed in claim 1, wherein: the anti-skidding structure comprises a plurality of convex ribs arranged on the top surface of the second mounting support, the plurality of convex ribs are distributed along the length direction of the mounting, each convex rib is respectively positioned in the width direction of the mounting, and chamfers used for mounting and guiding are respectively arranged at two ends of each convex rib.

9. The safety type industrial control I/O relay combination module set as claimed in claim 1, wherein: the number of the second mounting brackets is one, the second mounting brackets are positioned in the middle of the fixing piece, and/or the fixing piece is formed by extrusion, and the second mounting brackets are made of plastic; the bottoms of the first mounting bracket and the second mounting bracket are adapted to the U-shaped rail and the G-shaped rail.

10. The safety type industrial control I/O relay combination module set as claimed in claim 1, wherein: the fixing piece is provided with two caulking grooves which are distributed along the width direction of the fixing piece, the notches of the two caulking grooves are opposite, and two ends of the PCB in the width direction are respectively inserted into the two caulking grooves one by one; and/or the two first mounting brackets are respectively connected with the fixing piece through screws.

Technical Field

The invention relates to a safety type industrial control I/O relay combination module.

Background

The fixing part of the existing safe industrial control I/O relay combined module for fixing the PCB has two manufacturing processes, one is injection molding, and the other is extrusion molding. When the injection molding is performed, the product precision is high, but the length of the fixing piece can not normally exceed 100mm due to the limitation of the mold manufacturing process and the management and control of the cost, so that the fixing piece needs to be formed by plastic extrusion when the length exceeds 100 mm. When the length of the fixing piece exceeds 300mm, a mounting bracket needs to be added in the middle of the fixing piece, but the manufacturing tolerance precision of the current extrusion molding can only ensure +/-0.25 mm, and the assembly of the mounting bracket with the damping effect in the middle of the fixing piece is not facilitated.

Disclosure of Invention

The invention aims to provide a safe industrial control I/O relay combined module aiming at the technical problems in the prior art.

The technical scheme adopted by the invention for solving the technical problems is as follows: a safety type industrial control I/O relay combination module comprises a PCB provided with a relay, a strip-shaped fixing piece and a mounting assembly used for being mounted on a track, wherein the PCB is arranged on the fixing piece; the mounting assembly comprises two first mounting brackets which are respectively mounted at two ends of the fixing piece in the length direction one by one; the mounting assembly further comprises at least one second mounting bracket, the second mounting bracket is arranged at the bottom of the fixing piece through a sliding guide structure, and the second mounting bracket is positioned between the two first mounting brackets; and an anti-slip structure is arranged on the second mounting bracket and abuts against the fixing piece.

Furthermore, the sliding guide structure comprises a guide pillar arranged on the second mounting bracket and a sliding groove arranged on the fixing piece along the length direction of the fixing piece, and the guide pillar is in sliding fit with the sliding groove.

Furthermore, at least one of two ends of the sliding chute in the length direction is open, the notch of the sliding chute is downward and is in a necking shape, and the guide pillar slides into the sliding chute from the opening at one end of the sliding chute; and/or the number of the sliding grooves is at least two, the at least two sliding grooves are distributed at intervals along the width direction of the fixing piece, the number of the guide columns is at least two, and the at least two guide columns and the at least two sliding grooves are in one-to-one correspondence.

Furthermore, the cross section of the sliding groove is C-shaped, and the outer contour of the cross section of the guide pillar is circular.

Furthermore, a buckle structure is matched between the second mounting bracket and the fixing piece, the buckle structure comprises a clamping head arranged on the second mounting bracket and a clamping groove arranged on the fixing piece along the length direction of the fixing piece, and the clamping head is clamped in the clamping groove.

Furthermore, the number of the buckle structures is two, the two buckle structures are distributed along the width direction of the fixing piece, and the sliding guide structure is positioned between the two buckle structures.

Furthermore, the notch of the clamping groove is downward, at least one of two ends of the clamping groove in the length direction is open, the upper part of the clamping head slides into the clamping groove from the opening at one end of the clamping groove, and the lower part of the clamping head is in sliding fit with the notch of the clamping groove; the cross section of the clamping head is in an inverted L shape, the horizontal part of the clamping head forms the upper part of the clamping head, and the vertical part of the clamping head forms the lower part of the clamping head. Furthermore, anti-skidding structure includes a plurality of protruding muscle that second installation support top surface set up, these a plurality of protruding muscle are followed the length direction of mounting distributes, and each protruding muscle is located respectively on the width direction of mounting, and the both ends of each protruding muscle are equipped with the chamfer that is used for the installation direction respectively.

Furthermore, the number of the second mounting brackets is one, the second mounting brackets are located in the middle of the fixing piece, and/or the fixing piece is formed by extrusion, and the second mounting brackets are made of plastic; the bottoms of the first mounting bracket and the second mounting bracket are adapted to the U-shaped rail and the G-shaped rail.

Furthermore, the fixing piece is provided with two caulking grooves which are distributed along the width direction of the fixing piece, the notches of the two caulking grooves are opposite, and two ends of the PCB in the width direction are respectively inserted into the two caulking grooves one by one; and/or the two first mounting brackets are respectively connected with the fixing piece through screws.

Compared with the prior art, the invention has the following beneficial effects:

1. the second mounting bracket is arranged at the bottom of the fixing piece through the sliding guide structure and is positioned between the two first mounting brackets; be equipped with anti-skidding structure on the second installing support, this anti-skidding structure top supports in the mounting, make the second installing support through its anti-skidding structure can realize the damping effect with the mounting, therefore mounting and second installing support complex slip guide structure can adopt the thick cooperation mode, thereby it is not high to the manufacturing tolerance precision requirement of mounting, the mounting can adopt the extrusion moulding technology preparation, and then can satisfy the longer mounting of length and need adopt the extrusion moulding preparation and set up the requirement of installing support in the middle, the mounting of prior art has also been solved and the installing support adopts the high accuracy cooperation mode such as dovetail and dovetail post to realize the damping effect, lead to the unable problem that adopts the extrusion moulding technology preparation of mounting.

2. The sliding guide structure preferably comprises a chute with a necking-shaped notch and the guide pillar, so that the second mounting bracket can be guided to be mounted, and the second mounting bracket and the fixing piece can be transversely and longitudinally limited.

3. The buckle structure is arranged, the second mounting bracket and the fixing piece can be longitudinally and effectively limited, the longitudinal connection reliability of the second mounting bracket and the fixing piece is improved, and falling off is prevented.

4. The anti-skidding structure is preferred the protruding muscle makes things convenient for the assembly of second installing support, and anti-skidding effect is better.

5. The fixing piece is formed by extrusion, the process is simple, the cost is low, and the length of the fixing piece can meet the requirement.

The invention is further explained in detail with the accompanying drawings and the embodiments; however, the safety type industrial control I/O relay combination module of the present invention is not limited to the embodiment.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a front view of a second mounting bracket of the present invention;

FIG. 3 is a top view of a second mounting bracket of the present invention;

FIG. 4 is a side view of the fastener of the present invention;

FIG. 5 is a schematic cross-sectional view of the present invention;

fig. 6 is an enlarged schematic view of a portion a in fig. 5.

Detailed Description