CN212848213U

CN212848213U - Safety grating protection relay device

Info

Publication number: CN212848213U
Application number: CN202022310333.8U
Authority: CN
Inventors: 卓娜
Original assignee: Anhui Junwan Automation Technology Co ltd
Current assignee: Anhui Junwan Automation Technology Co ltd
Priority date: 2020-10-16
Filing date: 2020-10-16
Publication date: 2021-03-30
Anticipated expiration: 2030-10-16

Abstract

The utility model relates to the technical field of relays, the scheme is a safety grating protective relay device, which comprises a bottom plate, a protective box body is arranged in the middle of the top end of the bottom plate, connecting holes are distributed at the edge of the top surface of the bottom plate, a transparent protective cover is arranged at the top end of the protective box body, the left end of the transparent protective cover is hinged with the top of the protective box body, a clamping mechanism is arranged between the right end of the transparent protective cover and the right end of the top of the protective box body, clamping mechanisms are symmetrically arranged at the bottom of the inner side of the protective box body, when the device is used, the mounting of relays can be completed by pulling open a pressing plate, the device is simple to operate, can clamp relays with different sizes, has higher practicability, can effectively avoid dust from contacting the relays by the arranged transparent antiskid covers and dust shields, and, the effect that the connecting cable resists the pulling of external force can also be increased.

Description

Safety grating protection relay device

Technical Field

The utility model relates to a relay technical field specifically is a safety grating protection relay device.

Background

The safety gratings, that is, the photoelectric safety protection devices (also called safety protectors, punch protectors, infrared safety protection devices, etc.), generally exist in pairs and are divided into transmitting terminals and receiving terminals. The safety grating is a photoelectric device for preventing people from approaching the moving machinery, and can prevent casualties, and the moving machinery comprises a punch, a winder, a stacker, an elevator and the like. The safety barrier may be used to replace conventional mechanical barriers or other mechanical protection and may also increase the serviceability of the device. The safety grating can also be matched with mechanical equipment (such as some semi-automatic equipment) to improve the operability and efficiency.

Typically, a safety light barrier is connected to a safety relay, which automatically removes the source of power that could be harmful if an object is detected. The cooperation with the safety relay also temporarily suspends the function of the safety light barrier, allowing objects to pass through the safety light barrier without generating a protection signal, which is suitable for some semi-automatic procedures.

But current safe grating protection relay can not more convenient installation and dismantlement, does not have the guard action to the relay during installation simultaneously, leads to the relay easily to receive external striking or dust pollution to influence its life, and the connecting cable of current relay arranges in a jumble, and leads to the cable to drop because of dragging easily.

Based on this, this scheme has designed a safe grating protection relay device to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a safe grating protection relay device to solve the problem in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a safety grating protective relay device comprises a bottom plate, wherein a protective box body is arranged in the middle of the top end of the bottom plate, connecting holes are distributed at the edge of the top surface of the bottom plate, a transparent protective cover is arranged at the top end of the protective box body, the left end of the transparent protective cover is hinged with the top of the protective box body, a clamping mechanism is arranged between the right end of the transparent protective cover and the right end of the top of the protective box body, clamping mechanisms are symmetrically arranged at the bottom of the inner side of the protective box body in the left-right direction and comprise two sets of front and back opposite sliding grooves, movable blocks are arranged in the sliding grooves, compression springs are arranged on one sides of the movable blocks and are positioned in the sliding grooves, a set of pressure plates is connected between the tops of the front and back movable blocks, a protective, and wire pressing mechanisms are symmetrically arranged at the front and the back of the top of the inner cavity of the protection box body.

Preferably, the line pressing mechanism comprises a strip-shaped plate body, round holes are formed in the front wall of the strip-shaped plate body at equal intervals, a compression screw rod is arranged on the upper portion of each round hole in a penetrating mode, and a compression block is arranged at the bottom end of each compression screw rod.

Preferably, the clamping mechanism is including establishing the post of inserting on transparent safety cover and establishing the jack on the protection box body, it pegs graft with the jack cooperation to insert the post, it is equipped with the anticreep screw rod to correspond jack position on the protection box body right wall to run through, it is equipped with the draw-in groove to correspond the anticreep screw rod on the post to insert.

Preferably, sawtooth-shaped dust shielding sheets are distributed on the upper side and the lower side of the cable through hole.

Preferably, a buffer layer is arranged on the pressure bearing surface of the pressure plate.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses during the use, dial the installation that the clamp plate can accomplish the relay, easy operation, and can the not unidimensional relay of centre gripping, the practicality is higher, and the transparent antiskid cover and the piece that hides of setting all have and can effectively avoid dust contact relay, and the line ball mechanism of setting can enough make the connecting cable arrange regularly, can also increase the effect that the connecting cable supports external force and pulls.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

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

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

FIG. 3 is a top view of the present invention with the transparent protective cover removed;

fig. 4 is a schematic structural view of the wire pressing mechanism of the present invention;

fig. 5 is an enlarged schematic view of the position a of the present invention.

The reference numbers are as follows:

1-bottom plate, 2-protection box body, 3-connecting hole, 4-transparent protection cover, 5-sliding chute, 6-movable block, 7-pressing plate, 8-compression spring, 9-protection relay, 10-cable through hole, 11-wire pressing mechanism, 21-jack, 22-anti-drop screw rod, 41-plug column, 71-buffer layer, 101-dust-shielding sheet, 111-strip plate body, 112-round hole, 113-compression screw rod and 114-compression block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 5, the present invention provides a technical solution: a safety grating protective relay device comprises a bottom plate 1, a protective box body 2 is arranged in the middle of the top end of the bottom plate 1, connecting holes 3 are distributed on the edge of the top surface of the bottom plate 1, a transparent protective cover 4 is arranged on the top end of the protective box body 2, the left end of the transparent protective cover 4 is hinged with the top of the protective box body 2, a clamping mechanism is arranged between the right end of the transparent protective cover 4 and the right end of the top of the protective box body 2, clamping mechanisms are symmetrically arranged on the left and right sides of the bottom of the inner side of the protective box body 2 and comprise front and back opposite sliding grooves 5, a movable block 6 is arranged in the sliding groove 5, a compression spring 8 is arranged on one side of the movable block 6, the compression spring 8 is positioned in the sliding groove 5, a set of pressure plate 7 is connected between the tops of the front, the wire pressing mechanisms 11 are symmetrically arranged at the front and the back of the top of the inner cavity of the protection box body 2.

Further, the wire pressing mechanism 11 includes a bar-shaped plate 111, round holes 112 are formed in the front wall of the bar-shaped plate 111 at equal intervals, a pressing screw 113 is screwed to the upper portion of the round hole 112, and a pressing block 114 is disposed at the bottom end of the pressing screw 113.

Further, the clamping mechanism comprises an inserting column 41 arranged on the transparent protection cover 4 and an inserting hole 21 arranged on the protection box body 2, the inserting column 41 is matched and inserted with the inserting hole 21, an anti-falling screw rod 22 penetrates through the position, corresponding to the inserting hole 21, on the right wall of the protection box body 2, and a clamping groove is formed in the inserting column 41 corresponding to the anti-falling screw rod 22.

Furthermore, serrated dust shields 101 are distributed on the upper and lower sides of the cable through-hole 10.

Further, a cushion layer 71 is provided on the pressure receiving surface of the platen 7.

The working principle is as follows: during the use, loosening anticreep screw rod 22, opening transparent safety cover 4, setting aside clamp plate 7, will protect relay 9 and place in about between the side pressure board 7, under compression spring 8's effect, clamp plate 7 is close to and compresses tightly protect relay 9, afterwards, with connecting cable pass behind cable opening 10 and the line ball mechanism 11 with relay articulate, after connecting, rotatory compression screw rod 113 compresses tightly connecting cable, is closing transparent safety cover 4 at last.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The further embodiments of the present invention disclosed above are merely intended to help illustrate the present invention. Further embodiments are not exhaustive and do not limit the utility model to the specific embodiments described. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A safety grating protection relay device is characterized by comprising a bottom plate (1), wherein a protection box body (2) is arranged in the middle of the top end of the bottom plate (1), connecting holes (3) are distributed at the edge of the top surface of the bottom plate (1), a transparent protection cover (4) is arranged at the top end of the protection box body (2), the left end of the transparent protection cover (4) is hinged to the top of the protection box body (2), a clamping mechanism is arranged between the right end of the transparent protection cover (4) and the right end of the top of the protection box body (2), clamping mechanisms are symmetrically arranged at the bottom of the inner side of the protection box body (2) in the left-right direction and comprise two sets of sliding grooves (5) which are opposite from front to back, movable blocks (6) are arranged in the sliding grooves (5), compression springs (8) are arranged on one side of the movable blocks (6), be connected with a set of clamp plate (7) between the top of two sets of movable blocks (6) around, settle between the side clamping mechanism of controlling and have protection relay (9), cable opening (10) have all been seted up to the lateral wall lower part around protection box body (2), the symmetry is equipped with line ball mechanism (11) around the inner chamber top of protection box body (2).

2. A safety grating protection relay device according to claim 1, characterized in that: the wire pressing mechanism (11) comprises a strip-shaped plate body (111), round holes (112) are formed in the front wall of the strip-shaped plate body (111) at equal intervals, a pressing screw rod (113) penetrates through the upper portion of each round hole (112) in a threaded mode, and a pressing block (114) is arranged at the bottom end of each pressing screw rod (113).

3. A safety grating protection relay device according to claim 1, characterized in that: clamping mechanism is including establishing inserting post (41) and establishing jack (21) on protection box body (2) on transparent protection cover (4), insert post (41) and jack (21) cooperation and peg graft, it runs through and is equipped with anticreep screw rod (22) to correspond jack (21) position on protection box body (2) right wall, it is equipped with the draw-in groove to correspond anticreep screw rod (22) on post (41) to insert.

4. A safety grating protection relay device according to claim 1, characterized in that: sawtooth-shaped dust shielding sheets (101) are distributed on the upper side and the lower side of the cable through hole (10).

5. A safety grating protection relay device according to claim 1, characterized in that: and a buffer layer (71) is arranged on the pressure bearing surface of the pressing plate (7).