CN214959479U

CN214959479U - 0-10V simulation light modulation on-off module with relay

Info

Publication number: CN214959479U
Application number: CN202120082128.2U
Authority: CN
Inventors: 汪多才
Original assignee: Hangzhou Rune Technology Co ltd
Current assignee: Hangzhou Rune Technology Co ltd
Priority date: 2021-01-13
Filing date: 2021-01-13
Publication date: 2021-11-30
Anticipated expiration: 2031-01-13

Abstract

The utility model discloses a 0-10V simulation is adjusted luminance and is taken relay break-make module, including electric connection's simulation module and the relay module of adjusting luminance together, the relay module includes comparison circuit unit and drive circuit unit, and the relay module is installed in the relay protective housing, be equipped with two static contact, a movable contact and an electro-magnet in the relay protective housing, comparison circuit unit and electro-magnet pass through the wire and connect into circuit one, the drive circuit unit connects into circuit two that is normally open state through the wire with two static contact. The utility model discloses a set up this automatic switch of relay, can realize turn-off AC return circuit output when the analog quantity is 0V, guarantee the output range and the performance of adjusting luminance.

Description

0-10V simulation light modulation on-off module with relay

Technical Field

The utility model relates to a simulation area of adjusting luminance technical field, concretely relates to 0-10V simulation is adjusted luminance and is taken relay break-make module.

Background

There are three main types of current dimming technologies: PWM dimming, thyristor dimming, and analog dimming. PWM dimming is a dimming technique that repeatedly switches a driver with simple digital pulses, but the inductance and capacitance in the driver are prone to acoustic noise; the silicon controlled rectifier dimming is a dimming technology realized by controlling the conduction angle of the silicon controlled rectifier, but the output power factor is low, and the complexity of a circuit is high; the analog dimming uses 0-10V analog quantity to represent 0% -100% of brightness, and the brightness of the lamp belt or the lamp is controlled by changing a 0-10V voltage signal. The analog dimming technology has the characteristics of simplicity, convenience and low cost, and can be used at present. However, the conventional analog dimming device has a problem that the AC loop output of the driver cannot be turned off when the analog quantity is 0V, which affects the output range and performance of dimming.

SUMMERY OF THE UTILITY MODEL

The utility model provides a solve above-mentioned problem, provide a 0-10V simulation is adjusted luminance and is taken relay break-make module.

The utility model adopts the following technical scheme:

the 0-10V simulation dimming on-off module with the relay comprises a simulation dimming module and a relay module which are electrically connected together, wherein the relay module comprises a comparison circuit unit and a driving circuit unit, the relay module is installed in a relay protection shell, two static contacts, a movable contact and an electromagnet are arranged in the relay protection shell, the comparison circuit unit and the electromagnet are connected through a lead to form a first loop, and the driving circuit unit, the two static contacts and the movable contact are connected through leads to form a second loop.

As a preferred technical scheme of the utility model, be equipped with a sleeve in the middle of the relay protective housing inner top, a guide pillar has been cup jointed in the sleeve, be connected with the spring between guide pillar top and the relay protective housing top, the movable contact spring is connected at the guide pillar lower extreme, two the static contact sets up respectively on the both sides wall of the relay protective housing of movable contact spring below, leaves the passageway between two static contacts, the electro-magnet sets up on the relay protective housing bottom surface of passageway below.

As an optimal technical scheme of the utility model, the both sides projection and the static contact of movable contact spring overlap, are equipped with the insulated column that extends to the electro-magnet top in the middle of the movable contact spring bottom face, the insulated column bottom is connected with the iron sheet.

As an optimal technical scheme of the utility model, the terminal surface is equipped with the upper contact respectively under the movable contact piece both sides, the corresponding upper contact department of stationary contact piece up end is equipped with the lower contact.

The utility model has the advantages that:

the utility model discloses a set up this automatic switch of relay, can realize turn-off AC return circuit output when the analog quantity is 0V, guarantee the output range and the performance of adjusting luminance.

Drawings

Fig. 1 is a connection block diagram of an analog dimming module and a relay module;

fig. 2 is a connection block diagram of the comparison circuit unit and the driving circuit unit;

fig. 3 is a schematic structural view of a relay protection case.

The symbols in the drawings illustrate that:

100: analog dimming module, 200: relay module, 201: comparison circuit unit, 202: a drive circuit unit;

1: relay protective housing, 2: static contact, 3: movable contact spring, 4: electromagnet, 5: sleeve, 6: guide post, 7: spring, 8: passage, 9: insulating column, 10: iron piece, 11: upper contact, 12: and a lower contact.

Detailed Description

The invention will now be described in further detail with reference to the accompanying drawings.

As shown in fig. 1, a 0-10V analog dimming on-off module with a relay comprises an analog dimming module 100 and a relay module 200 which are electrically connected together, wherein the relay module 200 comprises a comparison circuit unit 201 and a driving circuit unit 202 for turning off the output of an AC loop when the analog dimming module 100 adjusts its analog quantity to 0V. The relay module 200 is installed in a relay protection shell 1, two static contacts 2, one movable contact 3 and one electromagnet 4 are arranged in the relay protection shell 1, as shown in fig. 2, the comparison circuit unit 201 and the electromagnet 4 are connected through conducting wires to form a first loop, and the driving circuit unit 202 is connected with the two static contacts 2 and the movable contact 3 through conducting wires to form a second loop.

Specifically, as shown in fig. 3, a sleeve 5 is arranged in the middle of the top in the relay protection shell 1, a guide post 6 is sleeved in the sleeve 5, the guide post 6 can slide up and down in the sleeve 5, a spring 7 is connected between the top end of the guide post 6 and the top of the relay protection shell 1, the movable contact piece 3 is connected to the lower end of the guide post 6, the two static contact pieces 2 are respectively arranged on two side walls of the relay protection shell 1 below the movable contact piece 3, a channel 8 is reserved between the two static contact pieces 2, and the electromagnet 4 is arranged on the bottom surface of the relay protection shell 1 below the channel 8. Furthermore, the projections of the two sides of the movable contact piece 3 are overlapped with the static contact pieces 2, so that the two sides of the movable contact piece 3 can be respectively contacted with the two static contact pieces 2 after moving downwards, an insulating column 9 extending to the upper part of the electromagnet 3 is arranged in the middle of the bottom end face of the movable contact piece 3, and the bottom end of the insulating column 9 is connected with an iron piece 10. The lower end surfaces of two sides of the movable contact piece 3 are respectively provided with an upper contact 11, and the upper end surface of the static contact piece 2 is provided with a lower contact 12 corresponding to the upper contact 11.

The utility model discloses a theory of operation: when the analog quantity output by the analog dimming module 100 is 0V, the second loop in which the driving circuit unit 202 is located is in an off state, that is, the movable contact piece 3 is not in contact with the static contact piece 2; when the analog quantity output by the analog dimming module 100 is greater than 0V, the second loop in which the driving circuit unit 202 is located is in a conducting state, i.e., the movable contact piece 3 is in contact with the static contact piece 2. Specifically, when the comparison circuit unit 201 of the relay module 200 performs operation and comparison to obtain that the analog quantity output from the analog dimming module 100 is equal to 0V, the comparison circuit unit 201 immediately disconnects the first loop, so that the electromagnet 4 is switched on without current, the electromagnet 4 loses magnetism and no longer adsorbs the iron sheet 10 at the lower end of the insulating column 9, the movable contact piece 3 is further sprung away from the stationary contact piece 2 under the action of the spring 7, and the movable contact piece 3 and the stationary contact piece 2 are no longer in contact, so that the second loop is disconnected even if the driving circuit unit 202 is turned off; when the comparison circuit unit 201 calculates and compares that the analog quantity is greater than 0V, the comparison circuit unit 201 is in a continuous conducting state, that is, the electromagnet 4 is in a continuous conducting state, and the moving contact piece 3 is always pressed against the static contact piece 2 by the iron piece 10 which is attracted by the comparison circuit unit, so that the loop two where the driving circuit unit 202 is located is in a conducting state.

Finally, it should be noted that: these embodiments are merely illustrative of the present invention and do not limit the scope of the invention. In addition, other variations and modifications will be apparent to persons skilled in the art based on the foregoing description. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications may be made without departing from the scope of the present invention.

Claims

1. The utility model provides a 0-10V simulation is adjusted luminance and is taken relay break-make module which characterized in that: the light-dimming simulation circuit comprises a simulation light-dimming module (100) and a relay module (200) which are electrically connected together, wherein the relay module (200) comprises a comparison circuit unit (201) and a driving circuit unit (202), the relay module (200) is installed in a relay protection shell (1), two static contacts (2), one movable contact (3) and one electromagnet (4) are arranged in the relay protection shell (1), the comparison circuit unit (201) and the electromagnet (4) are connected into a first loop through leads, and the driving circuit unit (202) is connected into a second loop through the leads with the two static contacts (2) and the movable contact (3).

2. The 0-10V analog dimming strip relay on-off module of claim 1, wherein: the middle of the top in the relay protection shell (1) is provided with a sleeve (5), the sleeve (5) is sleeved with a guide pillar (6), a spring (7) is connected between the top of the guide pillar (6) and the top of the relay protection shell (1), the movable contact piece (3) is connected to the lower end of the guide pillar (6), the two static contact pieces (2) are respectively arranged on two side walls of the relay protection shell (1) below the movable contact piece (3), a channel (8) is reserved between the two static contact pieces (2), and the electromagnet (4) is arranged on the bottom surface of the relay protection shell (1) below the channel (8).

3. The 0-10V analog dimming strip relay on-off module of claim 2, wherein: the projections of the two sides of the movable contact piece (3) are overlapped with the static contact piece (2), an insulating column (9) extending to the upper part of the electromagnet (4) is arranged in the middle of the bottom end face of the movable contact piece (3), and the bottom end of the insulating column (9) is connected with an iron sheet (10).

4. A 0-10V analog dimming strip relay on-off module as claimed in claim 2 or 3, wherein: the lower end surfaces of two sides of the movable contact piece (3) are respectively provided with an upper contact (11), and the upper end surface of the static contact piece (2) is provided with a lower contact (12) corresponding to the upper contact (11).