CN212113505U

CN212113505U - Contact type network equipment

Info

Publication number: CN212113505U
Application number: CN201922286475.2U
Authority: CN
Inventors: 栾武
Original assignee: Qingdao San'ai Zhongli New Energy Technology Co ltd
Current assignee: Qingdao San'ai Zhongli New Energy Technology Co ltd
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-12-08
Anticipated expiration: 2029-12-18

Abstract

The utility model discloses a contact type network device, which comprises a casing and a main circuit board, wherein the end part of the casing is provided with a network port and an optical fiber port; the bottom of the casing is provided with a clamping groove, a switch control mechanism and a movable contact are arranged in the casing, the movable contact is electrically connected with the power supply input end, and a stationary contact is also arranged in the casing; the static contact is conductively connected with the elastic contact, and the elastic contact of the elastic contact extends out of the shell, the bottom of the optical fiber transceiver is provided with the clamping groove, so that the optical fiber transceiver is conveniently and fixedly arranged on the electric guide rail, and the switch control mechanism is arranged, so that the on-off of the power supply can be controlled, and the safety of power supply access is ensured; the elastic contact is arranged, so that the power supply can be connected without a crimping wire, the times of crimping the wire of the distribution box are reduced, and the installation time of the distribution box is shortened.

Description

Contact type network equipment

Technical Field

The utility model relates to an electrical equipment technical field especially relates to a contact type network equipment.

Background

The optical fiber transceivers and switches are commonly used network devices, and are usually installed in a machine room, and with the development of network technology and the popularization of intelligent automatic mechanical devices and intelligent instruments, the application of the network devices in industrial fields is increasing.

The installation of the network equipment at the industrial field at present has the following problems:

the network equipment is installed in the distribution box and cannot be fixed through an electric guide rail, the position of the network equipment is not easy to fix, and the network equipment is fixed and unstable due to the fact that the working site working condition of the distribution box is complex and the network equipment is installed and fixed, so that network signals are unstable easily and normal operation of production is affected directly.

The power supply access mode of the network equipment is not matched with the wiring mode of the electrical elements in the distribution box, the existing network equipment is accessed into a power supply through a power plug, the electrical equipment in an industrial field is accessed through a crimping wire, and a power socket special for the network equipment is generally not arranged in the distribution box, so that the network equipment needs to be additionally provided with the power plug, and the installation and wiring of the network equipment are very inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model provides a contact type network equipment has solved the inconvenient problem of block terminal installation network equipment among the prior art.

The technical scheme of the utility model is realized like this: a contact type network device comprises a shell, wherein a main circuit board is arranged in the shell, a power supply input end is arranged on the main circuit board, a clamping groove matched with an electric guide rail is formed in the bottom of the shell, 4 elastic contacts are arranged at the bottom of the shell, and contacts of the elastic contacts extend out of the shell to be respectively in conductive connection with three phases and a zero line of an alternating current power supply; the bottom of the casing is provided with a through hole, the elastic contact extends out of the through hole, and the top of the casing is provided with a switch element which is connected with the elastic contact and the power input end.

As a preferable technical scheme, a switch indicator lamp is further installed on the top of the casing, and the switch indicator lamp is electrically connected between the power input end and the switch element.

As a preferred technical scheme, the switch elements are three switch keys, the three switch keys are respectively connected in series with three-phase elastic contacts of a corresponding alternating-current power supply to form three A-phase input branch circuits, B-phase input branch circuits and C-phase input branch circuits which are arranged in parallel, and the three switch keys are interlocked; and elastic contacts corresponding to the A-phase input branch, the B-phase input branch, the C-phase input branch and the zero line are electrically connected to the power supply input end.

As a preferable technical scheme, the switch element is a switch operating mechanism and a movable contact, the movable contact is linked with the switch operating mechanism, the power input end is electrically connected with the movable contact, an operating handle of the switch operating mechanism is arranged at the top of the casing, a stationary contact is further installed in the casing, when the switch operating mechanism is switched on, the movable contact is combined with the stationary contact, and the stationary contact is electrically connected with the elastic contact.

Preferably, the tips of the elastic contacts electrically connected to the phases a, B, and C of the three-phase ac power supply are connected in parallel by conductive strips.

According to the preferable technical scheme, a sliding groove and a sliding block are arranged in a clamping groove in the bottom of the machine shell, the sliding block is slidably mounted on the sliding groove, the through hole is located in the sliding groove, and the sliding block slides to the through hole to seal the through hole.

As a preferred technical scheme, the electric guide rail is made of an insulating flame-retardant material, four copper strips arranged in parallel are arranged on the electric guide rail, the copper strips are respectively used for being in conductive connection with an A phase, a B phase, a C phase and a zero line of a three-phase alternating current power supply, a guide groove which is concave downwards is arranged on the surface of the electric guide rail, the copper strips are located at the bottom of the guide groove, the elastic contact points extend out of a clamping groove in the bottom of the machine shell, and the position of each elastic contact point corresponds to the position of one copper strip on the electric guide rail.

Preferably, the network device is a fiber optic transceiver or a small-scale switch.

As a preferred technical scheme, a plurality of optical fiber ports and network ports are arranged on the casing.

The beneficial effects of the utility model reside in that: the utility model ensures that the network equipment can be fixedly arranged on the electric guide rail by arranging the clamping groove at the bottom of the network equipment, and ensures the safety of the network equipment power supply by arranging the switch element in the casing to control the on-off of the power supply; the elastic contact is connected with one of the alternating current power supplies, so that the power supply can be connected without a crimping wire, the times of crimping the wire of the distribution box are reduced, and the installation time of the distribution box is shortened.

Drawings

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

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention;

FIG. 2 is a schematic view of the internal structure of FIG. 1;

fig. 3 is a circuit diagram of power access according to a first embodiment of the present invention;

fig. 4 is a schematic structural view of an electrical guide rail according to a first embodiment of the present invention;

FIG. 5 is a left side view of FIG. 4;

fig. 6 is a schematic structural diagram of a second embodiment of the present invention;

fig. 7 is a schematic view of the internal structure of the second embodiment of the present invention;

FIG. 8 is a bottom view of FIG. 7;

in the figure: 1-a machine shell; 101-a through hole; 11-main circuit board; 12-a power supply input; 13-a card slot; 14-a fiber port; 15-network port; 2-a resilient contact; 21-a conductive sheet; 3-switching a key; 4-switching the indicator light; 41-network connection indicator light; 5-an electrical rail; 51-copper strips; 52-a guide groove; 6-switch operating mechanism; 61-moving contact; 62-a handle; 7-stationary contact.

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, rather than all embodiments, and the descriptions of these embodiments are used to help understanding the present invention, but do not constitute a limitation of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

The first embodiment is as follows:

as shown in fig. 1 to 2, a contact type network device includes a casing 1, a main circuit board 11 is installed inside the casing 1, a power input end 12 is arranged on the main circuit board 11, a card slot 13 installed in cooperation with an electrical guide rail is arranged at the bottom of the

casing

1, 4 elastic contacts 2 are installed at the bottom of the casing 1, contacts of the elastic contacts 2 extend out of the casing 1 and are respectively in conductive connection with three phases and a zero line of an alternating current power supply, a through hole 101 is arranged at the bottom of the casing 1, and the elastic contacts 2 extend out of the through hole 101; the top of the casing 1 is provided with a switch element for connecting the elastic contact 2 and the power input end, in this embodiment, the switch element is a switch key 3, and the number of the switch keys 3 is three. The top of the cabinet 1 is also provided with a switch indicator lamp 4.

As shown in fig. 3, three switch keys SBA, SBB, SBC are respectively connected in series with three-phase elastic contacts S1, S2, S3 of the corresponding ac power supply to form three parallel a-phase input branch, B-phase input branch and C-phase input branch, and the three switch keys SBA, SBB, SBC are interlocked; elastic contacts S1, S2 and S3 of the A-phase input branch, the B-phase input branch and the C-phase input branch are electrically connected to an L end of the power input end, an elastic contact S4 corresponding to a zero line is electrically connected to an N end, and a switch indicator lamp HL is electrically connected between the L end of the power input end and switch keys SBA, SBB and SBC.

When the power supply is connected, the corresponding switch key is pressed, and the power supplies of other phases cannot be connected, for example, when the switch key S1 is pressed, the phase A is connected, and the switch indicator lamp is turned on.

The network device in this embodiment is a fiber switch, the housing 1 is installed with a fiber port 14 and a network port 15 electrically connected to the main circuit board 11, and the top of the housing 1 is provided with a network connection indicator 41.

As shown in fig. 4 and 5, the electrical guide rail 5 used with the network device of the present invention is made of insulating and flame-retardant material, four guide grooves 52 recessed downward are arranged on the surface of the electrical guide rail 5 side by side, the copper strip 51 is located at the bottom of the guide grooves 52, the copper strip 51 is respectively used for conducting connection with the phase a, the phase B, the phase C and the zero line of the three-phase ac power supply, the elastic contact 2 is extended from the clamping groove 13 at the bottom of the housing 1, and corresponds to the position of one of the copper strips 51 on the electrical guide rail 5.

The phase A, phase B and phase C of the three-phase AC power supply are connected with corresponding copper strips 51 by overvoltage connections.

Example two:

as shown in fig. 6 to 8, wherein the outline of the casing 1 is partially shown in dotted lines in fig. 7.

In this embodiment, the network device is a small-sized switch, the enclosure 1 is provided with a plurality of network ports 15, the switch elements are a switch control mechanism 6 and a movable contact 61, the movable contact 61 is linked with the switch control mechanism 6, the power input end 12 is electrically connected with the movable contact 61, the top of the enclosure 1 is provided with an operating handle 62 of the switch control mechanism 6, the enclosure 1 is further internally provided with a stationary contact 7, when the switch control mechanism 6 is switched on, the movable contact 61 is combined with the stationary contact 7, and the stationary contact 7 is electrically connected with the elastic contact 5.

The tips of the elastic contacts 5 electrically connected to the phases a, B, and C of the three-phase ac power supply are connected in parallel via the conductive sheet 21.

Be equipped with spout 16 and slider 17 in draw-in groove 13 of casing 1 bottom, slider 17 slidable mounting is on spout 16, and through-hole 101 is located spout 17, and slider 16 slides to the position of through-hole 101 and seals through-hole 101, and during the access power, will insert corresponding through-hole and show out, and other looks through-holes pass through slider 17 and shelter from. When the operating handle 62 is pulled, the switch operating mechanism 6 is linked with the movable contact 61, the movable contact 61 is combined with the fixed contact 7, and the power is connected.

The utility model discloses in, suitable network equipment is optical fiber transceiver or miniswitch.

The utility model discloses in, switch operating mechanism is prior art, and switch operating mechanism's principle and structure refer to the switch operating mechanism of circuit breaker, the utility model discloses not give unnecessary details one by one.

The utility model discloses in, switch button and elastic contact also are the distribution element commonly used among the prior art, its theory of operation and structure the utility model discloses in not mixing one and giving unnecessary details.

Because the main circuit board of network equipment among the prior art is different according to manufacturer, model and function, and circuit design is also different, just the utility model discloses in do not improve network equipment's main circuit board and circuit, consequently, the utility model discloses in do not carry out detailed description to network equipment's main circuit board and circuit.

The utility model is suitable for a small-size network equipment that can conveniently install inside the block terminal.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a contact type network equipment, includes the casing, casing internally mounted has main circuit board, be equipped with power input end on the main circuit board, its characterized in that: the bottom of the machine shell is provided with a clamping groove matched with the electric guide rail, the bottom of the machine shell is provided with 4 elastic contacts, and the contacts of the elastic contacts extend out of the machine shell and are respectively in conductive connection with the three phases and the zero line of the alternating current power supply; the bottom of the shell is provided with a through hole, the elastic contact extends out of the through hole, and the top of the shell is provided with a switch element for connecting the elastic contact and the power supply input end; the top of the shell is also provided with a switch indicator light which is electrically connected between the power supply input end and the switch element; the switch elements are switch keys, the number of the switch keys is three, the three switch keys are respectively connected with three-phase elastic contacts of a corresponding alternating current power supply in series to form three A-phase input branch circuits, B-phase input branch circuits and C-phase input branch circuits which are arranged in parallel, and the three switch keys are interlocked; elastic contacts corresponding to the A-phase input branch, the B-phase input branch, the C-phase input branch and the zero line are electrically connected to the power supply input end; the network equipment is an optical fiber transceiver or a small-sized switch, and the shell is provided with a plurality of optical fiber ports and network ports.

2. A contact-type network device according to claim 1, wherein: the switch element comprises a switch control mechanism and a movable contact, the movable contact is linked with the switch control mechanism, the power input end is electrically connected with the movable contact, the top of the casing is provided with an operating handle of the switch control mechanism, the inside of the casing is also provided with a fixed contact, when the switch control mechanism is switched on, the movable contact is combined with the fixed contact, and the fixed contact is electrically connected with the elastic contact.

3. A contact-type network device according to claim 2, wherein: the top ends of the elastic contacts which are correspondingly and electrically connected with the phase A, the phase B and the phase C of the three-phase alternating current power supply are connected in parallel through the conducting strips.

4. A contact-type network device according to claim 2 or 3, characterized in that: a sliding groove and a sliding block are arranged in the clamping groove at the bottom of the machine shell, the sliding block is slidably mounted on the sliding groove, the through hole is located in the sliding groove, and the sliding block slides to the position of the through hole to seal the through hole.

5. A contact-type network device according to claim 1, wherein: the electric guide rail is made of an insulating flame-retardant material, four copper strips arranged in parallel are arranged on the electric guide rail and are respectively used for being in conductive connection with an A phase, a B phase, a C phase and a zero line of a three-phase alternating-current power supply, a guide groove which is sunken downwards is arranged on the surface of the electric guide rail and is located at the bottom of the guide groove, the elastic contact is extended out of a clamping groove at the bottom of the machine shell, and the position of each elastic contact corresponds to the position of one of the copper strips on the electric guide rail.