CN210050624U - Machine tool working lamp and nuclear power station lighting system - Google Patents

Abstract

A machine tool work light and a nuclear power station lighting system, the machine tool work light includes: a base; a support member mounted on the base; a lamp shade rotatably connected to the support member; the light-emitting combined component is arranged in the lampshade; the electric control module is connected with the light-emitting combined component and used for converting the received alternating current signal into a direct current signal and supplying power to the light-emitting combined component so as to enable the light-emitting combined component to emit light; the brightness adjusting switch is arranged on the lamp shade, connected with the electric control module and used for adjusting the brightness of the luminous combined component; the position of the lampshade in the embodiment can be rotated randomly, and the operation is flexible; and the luminous luminance of lathe work light can be adjusted wantonly according to operating personnel's operating instruction, lathe work light has higher luminous effect, has improved operating personnel's visual effect, has brought very big convenience for the lathe course of working, has promoted the security and the compatibility of lathe work light.

Description

Machine tool working lamp and nuclear power station lighting system

Technical Field

The utility model belongs to the technical field of light source control, especially, relate to a lathe work light and nuclear power station lighting system.

Background

The working lamp is common electronic equipment in daily life, is light and convenient, has low manufacturing cost, and can provide illumination for production and life of people in various environments so as to meet the actual illumination requirements of people; for example, the machine tool working lamp plays an important role in the machining process of the machine tool, and in the working process of the machine tool, the machine tool working lamp needs to be configured for each machine tool so as to ensure the normal operation of the machine tool and the fault detection process of a technician; therefore, the machine tool working lamp plays an extremely important role in the processing safety of workpieces, the machine tool has self working particularity, and technicians need to adjust the light emitting state of the machine tool working lamp so that the machine tool working lamp can achieve a good lighting effect.

However, the machining environment of the machine tool is often extremely severe, the steps involved in machining the machine tool are also extremely complex, and the operation is complicated; taking machine tool machining in the field of nuclear power overhaul as an example, machine tool working lamps in the field of nuclear power detection are generally divided into three types: 1. 24V incandescent lamps, 2, 220V incandescent lamps, 3, LED (Light Emitting Diode) white lamps; the incandescent lamp is filled with inert gas in the glass cavity, emits light by depending on current of the filament, and generates high temperature at the same time, cooling water and scrap iron which are commonly used in the operation process of a machine tool are easy to splash to the surface of the glass cavity, the glass cavity with higher temperature is easy to crack when meeting the cooling water, the internal electrode is exposed outside by the burst of the glass cavity in the working process, the risk of ground short circuit is caused, glass fragments have the risk of personal injury to a machine tool operator, the power consumption is large, the cable line is aged at an accelerated speed when working with large current for a long time, and the; the light emitted by the incandescent lamp is dazzling, and the incandescent lamp can greatly influence the eyesight of an operator due to the surface luminous effect of the metal workpiece, so that the visual fatigue of the operator is accelerated; if in the machining process of the machine tool, the rotating workpiece is easy to receive safety hazards under the condition that the vision of an operator is affected, and machine tool machining safety accidents are caused.

In view of the above, the machine tool working lamp in the conventional art has at least the following problems: the electric energy consumption is great, and luminous temperature is higher, and the luminance of light can't be adjusted according to technical staff's actual need, and maneuverability is lower, and the luminous mode of lathe work light is fixed, and the structure flexibility of lathe work light is lower, is difficult to the problem of universal use.

SUMMERY OF THE UTILITY MODEL

In view of this, the embodiment of the utility model provides a lathe work light and nuclear power station lighting system aims at solving among the traditional technical scheme electric energy consumption of lathe work light great, and light luminance is unadjustable, and the structure of self is comparatively solidified, leads to its luminous temperature higher, and the security is lower, is difficult to the problem of generally applicable.

The utility model discloses a first aspect of the embodiment provides a lathe work light, include:

a base;

a support member mounted on the base;

the lampshade is rotatably connected with the supporting part;

the light-emitting combined component is arranged in the lampshade;

the electric control module is connected with the light-emitting combined component and used for converting the received alternating current signal into a direct current signal and supplying power to the light-emitting combined component so as to enable the light-emitting combined component to emit light; and

and the brightness adjusting switch is arranged on the lamp shade, is connected with the electrical control module and is used for adjusting the brightness of the luminous combined component.

In one embodiment, the electrical control module is connected to the light emitting assembly through a cable, and the electrical control module is connected to the brightness adjusting switch through the cable.

In one embodiment, the base is placed on a load bearing device, the base comprising:

a body;

the bolt hole is used for enabling the body to be in threaded connection with the bearing equipment;

the locking bolt is arranged on the body and is used for enabling the body to be in threaded connection with the supporting component; and

at least one through hole is arranged on the body and used for enabling the cable to pass through.

In one embodiment thereof, the support member comprises:

the lamp post is arranged on the base, the lamp post is of a hollow structure, the hollow diameter of the lamp post is larger than that of the cable, and the hollow structure of the lamp post is used for the cable to pass through; and

the metal hose is connected with the lamp post and used for supporting the lamp shade, the metal hose is of a hollow structure, the diameter of the hollow structure of the metal hose is larger than that of the cable, and the hollow structure of the metal hose is used for allowing the cable to pass through.

In one embodiment, a first end of the metal hose is connected with the lamp post, and a second end of the metal hose is provided with a ball head connecting piece;

the lamp shade be equipped with the via hole that the bulb connecting piece matches, the diameter of via hole is greater than the diameter of cable, the bulb connecting piece passes the via hole with the lamp shade is connected.

In one embodiment thereof, the light emitting assembly comprises:

the LED lamp beads are connected with the electrical control module through the cable; the heat dissipation substrate is arranged outside the plurality of LED lamp beads and used for dissipating heat of the LED lamp beads and reflecting light of a light source emitted by the LED lamp beads; and

and the protective glass is arranged outside the LED lamp beads and used for packaging and protecting the LED lamp beads.

In one embodiment, the LED lamp beads are single warm-color LED lamp beads.

In one embodiment thereof, the electrical control module comprises:

the voltage adjusting unit is connected with the brightness adjusting switch and used for adjusting the amplitude of the alternating current signal;

the rectification unit is connected with the brightness adjusting switch and used for rectifying the alternating current signal and outputting the direct current signal;

the filtering unit is connected with the rectifying unit and is used for filtering the direct current signal; and

and the current limiting unit is connected with the filtering unit and the light-emitting combined component and is used for limiting the current of the filtered direct current electric signal.

In one embodiment, the brightness adjusting switch is a four-pole single-throw switch; the output end of the four-pole single-throw switch is connected with the rectifying unit, and the first input end of the four-pole single-throw switch is suspended;

the voltage regulating unit includes:

the first end of the first adjusting unit is connected with the alternating current signal, the second end of the first adjusting unit is connected with the second input end of the four-pole single-throw switch, and the first adjusting unit is used for adjusting the amplitude of the alternating current signal to be a first amplitude;

the first end of the first adjusting unit is connected with the alternating current signal, the second end of the first adjusting unit is connected with the third input end of the four-pole single-throw switch, and the first adjusting unit is used for adjusting the amplitude of the alternating current signal to be a first amplitude; and

the first end is connected to the alternating current signal, the second end is connected between the fourth input ends of the four-pole single-throw switch, and the third adjusting unit is used for adjusting the amplitude of the alternating current signal to be a third amplitude.

A second aspect of the embodiments provides a nuclear power station lighting system, include:

at least one machine tool work lamp as described above;

the voltage reduction module is connected with the mains supply and used for reducing the voltage of the electric energy of the mains supply and outputting the alternating current signal; and

and the fuse is connected with the voltage reduction module and the machine tool working lamp and used for carrying out overvoltage protection on the machine tool working lamp.

The machine tool working lamp can randomly change the light-emitting effect of the light-emitting combined component through the lampshade so that the light-emitting combined component emits light to each area of the space according to the actual requirement of an operator, the light-emitting sensitivity and the controllability of the light-emitting combined component are improved, and the machine tool working lamp is more flexible to operate; the power supply electric energy of the light-emitting combined component can be changed through the electric control module, so that the light-emitting combined component is continuously in a safe running state, the light-emitting brightness of the light-emitting combined component can be simply adjusted in real time through the brightness adjusting switch, the operation is convenient, the brightness of the light source can completely meet the visual requirement of technicians, the visual effect is improved, and better visual experience is provided for operators; consequently the embodiment of the utility model provides an in lathe work light have higher operation flexibility, and the luminance of light source has reduced the electric energy loss of lathe work light in the industrial environment of each difference, and lathe work light has lower temperature under the lower condition of luminance, has ensured the luminous security of lathe work light, and compatibility is higher.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions 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 to obtain other drawings without inventive labor.

Fig. 1 is a schematic structural diagram of a machine tool working lamp according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a light-emitting assembly according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of an electrical control module according to an embodiment of the present invention;

fig. 4 is a schematic circuit structure diagram of an electrical control module and a brightness adjustment switch according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a nuclear power plant lighting system according to an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 and fig. 2, an embodiment of the present invention provides a structural schematic diagram of a machine tool working lamp, which can be applied to a machine tool machining process to provide illumination for an operator, so as to ensure smooth completion of the machine tool machining process and ensure machine tool machining efficiency; for convenience of explanation, only the parts related to the present embodiment are shown, and detailed as follows:

wherein, above-mentioned lathe work lamp includes: a base 101, a support member 102, a lamp housing 103, a light emitting assembly 104, an electric control module, and a brightness adjusting switch 105.

The supporting part 102 is arranged on the base 101, and can play a role in fixing the machine tool work lamp through the supporting part 102; the lampshade 103 is rotatably connected with the supporting part 102, so that the supporting part 102 can rotate freely; the light-emitting combined component 104 is arranged in the lampshade 103, wherein the lampshade 103 can play a role in light source concentration and light source irradiation; the lamp shade 103 in this embodiment can rotate in all directions, so that the light-emitting combined component 104 can emit light sources with different intensities in all directions, and actual visual requirements of operators are met, the lamp shade 103 can rotate randomly according to the operation requirements of technicians, and the flexibility is extremely strong, so that the machine tool working lamp can achieve a better light-emitting effect according to the operation instructions of the technicians.

The electrical control module is connected with the light-emitting assembly 104 and is used for converting the received alternating current signal into a direct current signal and supplying power to the light-emitting assembly 104 so as to enable the light-emitting assembly 104 to emit light; the alternating current signal comprises alternating current energy, the alternating current energy has different amplitudes, so that the electrical control module can realize the function of converting alternating current into direct current, the light-emitting combined component 104 can be directly in a light-emitting state through the direct current signal, and the power supply safety of the light-emitting combined component 104 is guaranteed; therefore, the electrical control module can control the power supply electric energy of the light-emitting combined component 104, so that the light-emitting combined component 104 is connected with different electric energy to realize different light-emitting effects; therefore, the lighting state of the lighting assembly 104 can be changed in time through the electrical control module, and on the basis of ensuring the working safety of the lighting assembly 104, the lighting assembly 104 presents different light sources, so that the adjustability and the controllability of the light sources of the lighting assembly 104 are improved.

The brightness adjusting switch 105 is arranged on the lampshade 103, is connected with the electrical control module and is used for adjusting the brightness of the light-emitting combined component 104; specifically, the electric energy conversion state of the electric control module can be changed by the brightness adjusting switch 105, and further, the electric control module can output direct current electric energy with different amplitudes, and the light-emitting combination component 104 presents light sources with different brightness according to the adjusting effect of the brightness adjusting switch 105, so as to meet the actual visual demand of the user.

It should be noted that the electrical control module in this embodiment may be integrally designed on the base 101, or may be integrally designed on the lamp cover 103, or the electrical control module may be independently designed outside the mechanical structure of the machine tool working lamp, which is not limited to this; therefore, the electrical control module can be installed at any position according to the actual design requirements of technicians, and then the machine tool working lamp has a flexible space structure, the volume of the machine tool working lamp can be compatible with different external environments so as to meet the actual working requirements of the technicians, the machine tool working lamp has a simpler, more convenient and lighter structure, the compatibility is stronger, and the light-emitting control effect and the light-emitting control sensitivity of the machine tool working lamp are improved.

In the structural schematic of the machine tool working lamp shown in fig. 1, the light-emitting combined component 104 can emit light to different areas by rotating the lamp cover 103, so that an operator can obtain a high visual effect in each spatial area, great convenience is brought to machine tool machining operation, and the light-emitting performance of the machine tool working lamp has higher controllability and flexibility; when the electrical control module converts alternating current, the power supply amplitude of the light-emitting combined component 104 can be changed in real time through the brightness adjusting switch 105, the light-emitting combined component 104 emits light sources with different brightness according to the operation instruction of a technician, so that better visual experience and simple and convenient operation performance are brought to the technician, the machine tool working lamp can be suitable for various industrial environments, different industrial lighting effects are realized, the machine tool can always keep a good running state under the irradiation of the machine tool working lamp, the technician can flexibly operate the machine tool under the optimum light source condition, therefore, the machine tool working lamp in the embodiment presents different light source brightness under the rated working state, the adjustability and the controllability of the machine tool working lamp are improved, and the light-emitting power consumption and the light-emitting temperature of the machine tool working lamp are effectively reduced, the machine tool working lamp has a more integrated space structure, and the luminous safety and the stability are higher; the problems that the structure of a machine tool working lamp in the traditional technology is inflexible, great inconvenience is brought to the operation of a user, the machine tool working lamp is difficult to universally apply, the brightness of the machine tool working lamp is not adjustable, the flexibility of the light emitting performance is low, the large loss and the light emitting instability of electric energy are easily caused, the safety of the machine tool working lamp is low, the risk is high, and the visual experience of the user is poor are effectively solved.

As an alternative embodiment, the electrical control module is connected to the light-emitting assembly 104 via the cable 20, and the electrical control module is connected to the brightness adjustment switch 105 via the cable 20.

The cable 20 has the characteristics of high signal transmission rate, high shielding resistance and low cost in the signal transmission process; therefore, the embodiment applies the cable to the signal transmission process of the machine tool working lamp; on one hand, the converted direct current signal can be output to the light-emitting combined component 104 through the electric control module, so that the light-emitting combined component 104 realizes a corresponding light-emitting effect, and the control response speed of the light-emitting combined component 104 is improved; on the other hand, in the process of rotating the brightness adjusting switch 105, the brightness adjusting switch 105 outputs an adjusting signal to the light-emitting combined component 104 through the cable, so that the light-emitting combined component 104 has a dimming control performance with higher sensitivity, and an operator can change the light-emitting effect of the machine tool work lamp in real time through the brightness adjusting switch 105; the machine tool working lamp in the embodiment realizes better signal transmission performance through the cable, thereby not only reducing the signal transmission cost of the machine tool working lamp and prolonging the service life of the cable, but also improving the control stability and the anti-electromagnetic interference performance of the luminous effect of the machine tool working lamp; the problem of the machine tool work light's signal transmission security is lower among the traditional art effectively, can't keep the safe transmission of signal in the external environment of difference, appears signal transmission medium ageing easily is solved.

As an alternative embodiment, please refer to fig. 1, a base 101 is placed on a load-bearing device, the position of a machine tool working lamp can be kept stable by the load-bearing device, and the machine tool working lamp can be in a normal light-emitting state; the base 101 includes: body 1011, at least one bolt hole 1012 formed in body 1011, at least one locking bolt 1013 formed on body 1011, and at least one through hole 1014 formed in body 1011.

Optionally, the body 1011 is made of stainless steel, so that the base 101 has higher durability, the service life of the machine tool working lamp is prolonged, and the damage of external interference force is resisted.

Wherein the bolt hole 1012 is used for connecting the body 1011 and the bearing equipment by screw thread; optionally, the bearing part table or wall and the like can realize that the body 1011 and the bearing part form a stable position relationship through the bolt hole 1012, so that the machine tool working lamp can be placed in different external environments, the stability of the position of the machine tool working lamp is kept, and the machine tool working lamp has a simpler and more convenient installation mode; better lighting effect can be provided for operating personnel through the lathe work light, and the lathe work light has higher security and stability.

A lock bolt 1013 for screwing the body 1011 and the support member 102; the locking bolt 1013 and the supporting component 102 can maintain a stable relative connection position, so as to avoid potential safety hazard of position swing caused by external interference force on the light-emitting combined component 104; illustratively, two locking bolts 1013 are provided on the body 1011, so that the supporting member 102 and the base 101 have a more stable connection relationship, and the machine tool working lamp can be in different external environments; the problem that the safety of the machine tool working lamp is low due to the fact that the connection relation between the supporting part 102 and the base 101 is greatly disturbed by external impact force is solved.

The through hole 1014 is used for passing the cable 20, and the electric energy can be transmitted to the light-emitting combined component 104 through the cable 20 to drive the light-emitting combined component 104 to be in different light-emitting states; therefore, the through hole 1014 is formed in the body 1011 of the present embodiment so that the cable 20 has a more light and convenient wiring form, which not only simplifies the space volume and the internal structure layout of the machine tool working lamp, but also keeps the internal electric energy of the machine tool working lamp in a safe and stable transmission state, and improves the practical value and the application range of the machine tool working lamp.

As an alternative embodiment, the support member 102 includes a lamp post 1021 and a metal hose 1022.

The lamp post 1021 is installed on the base 101, wherein the lamp post 1021 is a hollow structure, the diameter of the hollow structure of the lamp post 1021 is larger than that of the cable 20, and the hollow structure of the lamp post 1021 is used for passing through the cable 20; and the lamp post 1021 can accommodate the passing of the cable 20, so that the light-emitting combined component 104 can be connected with rated power, and the machine tool working lamp has higher power supply safety and stability.

The metal hose 1022 is connected to the lamppost 1021, the metal hose 1022 is a hollow structure, the diameter of the hollow structure of the metal hose 1022 is larger than that of the cable 20, and the hollow structure of the metal hose 1022 is used for passing through the cable 20; the support member 102 may thus achieve a more compatible connection structure; because the metal hose 1022 can rotate in any direction, and the metal hose 1022 has good adjustability and controllability, so that the height of the light-emitting combined component 104 can meet the actual visual requirements of technicians, a light source emitted by the light-emitting combined component 104 can achieve a good lighting effect in a machine tool machining environment, so that the machine tool working lamp has higher compatibility, and the machine tool working lamp brings better use experience to users.

In this embodiment, the lighting component 104 can be supported by combining the lamp post 1021 and the metal hose 1022, and the cable 20 can transmit electric energy through the hollow components of the lamp post 1021 and the metal hose 1022, the cable 20 has a simpler wiring form in the machine tool work lamp, the spatial structure of the supporting component 102 is fully utilized, the integrated volume of each component in the machine tool work lamp is simplified, the height of the machine tool work lamp can be adjusted according to the actual requirement of a technician, the application range and the operation simplicity of the machine tool work lamp are improved, and the lighting component 104 can maintain a normal lighting state in various different external environments.

As an alternative embodiment, please refer to fig. 1, a first end of the metal hose 1022 is connected to the lamppost 1021, and a second end of the metal hose 1022 is provided with the ball joint 106; the lampshade 103 is provided with a through hole matched with the ball head connecting piece 106, the diameter of the through hole is larger than that of the cable 20, and the ball head connecting piece 106 penetrates through the through hole to be connected with the lampshade 103.

The supporting part 102 and the lampshade 103 are connected more firmly through the ball head connecting piece 106, and the position of the light-emitting combined part 104 in the space has arbitrary adjustability; the light-emitting combined component 104 can keep a normal light-emitting state in various different external environments, better use experience is brought to users, the cable 20 can be used for outputting electric energy to the light-emitting combined component 104 and is arranged on the through hole cable 20 on the lamp shade 103, so that the electric energy supply of the light-emitting combined component 104 has higher safety and stability, a more flexible connection mode is arranged between the lamp shade 103 and the supporting component 102, the light-emitting state of the machine tool working lamp has higher adjustability, the connection cost between the supporting component 102 and the lamp shade 103 is lower, and the machine tool working lamp is prevented from being damaged on a connection structure.

As an alternative embodiment, referring to fig. 1 and 2, the light-emitting assembly 104 includes: a plurality of LED lamp pearls 1041, radiating substrate 1042 and cover glass 1043.

The LED lamp beads 1041 are connected with the electrical control module through cables 20; after the electrical control module adjusts and converts the alternating current signal, the direct current signal is output to the LED lamp beads 1041 through the cable 20, so as to drive the LED lamp beads 1041 to emit light sources with various brightness; therefore, the LED lamp beads 1041 in this embodiment can realize good light emission driving performance, and light emission effects of various luminances can be realized by combining a plurality of LED lamp beads 1041 of different types.

The heat dissipation substrate 1042 is arranged outside the plurality of LED lamp beads 1041 and is used for dissipating heat of the LED lamp beads 1041 and reflecting light emitted by the LED lamp beads; the plurality of LED lamp beads 1041 are arranged in the heat dissipation substrate 1042 in an array form, so that the plurality of LED lamp beads 1041 realize coordinated and consistent light emitting performance at the same time; in the process of accessing electric energy to emit light, the LED lamp beads emit light for a long time to generate large heat, and when the heat in the light-emitting combined component 104 is accumulated too much, the operation safety of the LED lamp beads is greatly damaged; therefore, in this embodiment, the heat generated by the LED lamp beads 1041 in the light emitting process is timely dissipated through the heat dissipating substrate 1042, the LED lamp beads 1041 maintain a safe operating state at a safe temperature, so that the physical safety of the LED lamp beads 1041 is improved, the machine tool working lamp is in a normal operating state in various environments for a long time, and the damage to the LED lamp beads 1041 in the machine tool working lamp due to an over-temperature operating state is avoided; therefore, the machine tool working lamp in the embodiment can keep a good light-emitting state in various external environments, and brings better visual experience to users.

Optionally, the heat dissipating substrate 1042 is an aluminum nitride ceramic substrate, and the aluminum nitride ceramic substrate has high thermal conductivity, so as to meet the requirements of high-power light emission and heat dissipation of the light emitting assembly 104, and reduce the package volume of the light emitting assembly 104.

Optionally, the LED lamp beads 1041 are single warm-color LED lamp beads; in the light-emitting combined component 104, a plurality of single warm-color LED lamp beads form a lamp bead array, the lamp bead array can be formed by connecting a plurality of single warm-color LED lamp beads in series and then in parallel, and the series array arrangement mode is reasonably arranged after the actual rated voltage and the actual working voltage of the single warm-color LED lamp beads are matched and calculated; therefore, the light-emitting assembly 104 in this embodiment has a more compatible spatial structure design, a more flexible structure, and a wider application range, and can achieve a better light-emitting effect in different external environments.

The protective glass 1043 is arranged outside the plurality of LED lamp beads 1041 and is used for packaging and protecting the LED lamp beads 1041.

The protective glass 1043 has the functions of explosion prevention, moisture prevention and splash prevention for the LED lamp beads 1041, and since the manufacturing material of the LED lamp beads 1041 is easily cracked by an external splash object and sudden change of air temperature, and the working environment of the light-emitting combined component 104 is relatively severe, a technician needs to operate the machine tool in time, so that a plurality of LED lamp beads 1041 are likely to be damaged by external interference force; therefore, the embodiment blocks the damage caused by the external interference force to the safety of the LED lamp beads 1041 through the protection glass 1043, thereby avoiding the potential safety risk caused by the burst of the LED lamp beads 1041 to the technical staff, and the protection glass 1043 can also reduce the visual influence of the light source to the technical staff in real time, thereby reducing the visual fatigue of the operating staff.

As an alternative implementation, fig. 3 shows a structural schematic diagram of the electrical control module provided in this embodiment, please refer to fig. 3, the electrical control module includes: a voltage regulating unit 301, a rectifying unit 302, a filtering unit 303, and a current limiting unit 304.

The voltage adjusting unit 301 is connected with the brightness adjusting switch 105 and is used for adjusting the amplitude of the alternating current signal; optionally, the alternating current signal is derived from commercial power; the voltage adjusting unit 301 can change the amplitude of the alternating current signal, so that the voltage adjusting unit 301 outputs alternating current electric energy with different amplitudes to drive the voltage adjusting unit to have higher electric energy safety and stability, the electric control module can access more stable electric energy through the voltage adjusting unit 301, and the electric energy conversion performance is better.

The rectifying unit 302 is connected to the brightness adjustment switch 105, and rectifies the ac electrical signal and outputs a dc electrical signal.

Referring to fig. 1 to fig. 3, the brightness adjustment switch 105 may control the transmission amplitude of the electric energy in the electric control module, so that the electric control module can output the dc electric energy with different amplitudes; in this embodiment, the electrical control module converts the ac signal into the dc signal, and the lighting assembly 104 can be driven to operate in a rated operating state by the dc signal, so that the rectifying unit 302 has higher electrical energy conversion performance and a wider application range.

The filtering unit 303 is connected to the rectifying unit 302 and is configured to filter the dc electrical signal; since there is a certain interference component in the dc power output by the rectifying unit 302, the interference component will affect the light emitting effect of the light emitting assembly 104; therefore, in the embodiment, the direct current signal is filtered by the filtering unit 303 to eliminate the interference component, the electrical control module has higher electrical energy conversion precision, the light-emitting assembly 104 can access more stable electrical energy, and the compatibility and the electrical energy conversion performance of the electrical control module are improved.

The current limiting unit 304 is connected to the filtering unit 303 and the light emitting assembly 104, and is configured to limit a current of the filtered dc electrical signal; the lighting assembly 104 has a specific rated power requirement, and if the amplitude of the electric energy output by the electric control module is too large, the lighting assembly 104 will be burnt; therefore, the amplitude of the direct current can be reduced through the current limiting unit 304 according to the rated power requirement of the light-emitting combined component 104, so that the direct current signal output by the current limiting unit 304 can enable the light-emitting combined component 104 to be in a rated working state, the light-emitting combined component 104 has higher electric energy supply safety, the power supply electric energy of the machine tool working lamp can be always maintained in a stable state, and a good lighting effect is brought to a user; the machine tool working lamp has a wider application range. The machine tool work lamp brings higher convenience to users under the irradiation of the machine tool work lamp.

As an alternative implementation, fig. 4 shows a schematic circuit structure of the electrical control module and the brightness adjusting switch 105 provided in this embodiment, please refer to fig. 4, in which the brightness adjusting switch 105 is a four-pole single-throw switch; the output end of the four-pole single-throw switch is connected with the rectifying unit 302, and the first input end of the four-pole single-throw switch is suspended; the four-pole single-throw switch can selectively conduct a plurality of power transmission paths, so that the four-pole single-throw switch can output electric energy with different amplitudes; because the first input end of the four-pole single-throw switch is suspended, when the four-pole single-throw switch is switched to the first input end, the electrical control module is disconnected, the electrical control module outputs corresponding direct current electric energy, and the machine tool working lamp is in a extinguished state, so that the machine tool working lamp can be rapidly powered off by adjusting the brightness adjusting switch 105, the control sensitivity of the working state of the machine tool working lamp is ensured, and the machine tool working lamp has higher luminous safety.

Wherein the voltage adjusting unit 301 includes: a first adjusting unit 3011, a second adjusting unit 3012, and a third adjusting unit 3013; wherein can realize different voltage control effect to the alternating current through each regulating unit, and then make the direct current signal of electrical control module exportable different amplitude, electrical control module has higher electrical control sensitivity to make luminous composite member 104 insert the electric energy of different amplitudes, realize corresponding luminous effect, bring higher visual experience for the user.

The first end of the first adjusting unit 3011 is connected to an ac signal, and the second end of the first adjusting unit 3011 is connected to the second input end of the four-pole single-throw switch, and is configured to adjust the amplitude of the ac signal to a first amplitude.

A first end of the second adjusting unit 3012 is connected to the ac signal, and a second end of the second adjusting unit 3012 is connected to a third input end of the four-pole single-throw switch, and is configured to adjust the amplitude of the ac signal to a second amplitude.

The first end of the third adjusting unit 3013 is connected to the ac signal, and the second end of the third adjusting unit 3013 is connected to the fourth input end of the four-pole single-throw switch, and is configured to adjust the amplitude of the ac signal to a third amplitude.

Optionally, the first amplitude, the second amplitude, and the third amplitude are not equal to each other, for example, the first amplitude is greater than the second amplitude, and the second amplitude is greater than the third amplitude, for example, the first amplitude is 24V, the second amplitude is 20V, and the third amplitude is 18V; each input end of the four-pole single-throw switch is switched to different adjusting units respectively, so that the light-emitting combined component 104 emits light sources with different brightness or is directly powered off to stop, the brightness of the light source of the light-emitting combined component 104 has simpler and more convenient adjustability and controllability, and the operation is simpler and more convenient.

It should be noted that the "amplitude" of the alternating current in this embodiment is the effective value of the alternating current.

Specifically, when the input end of the four-pole single-throw switch is switched to different adjusting units, the light-emitting combination component 104 is connected with electric energy with different amplitudes, and light sources emitted by the light-emitting combination component have different brightness; the following were used:

when the four-pole single-throw switch is switched between the first input end and the output end, the light-emitting combined component 104 cannot be connected with electric energy, and the machine tool working lamp is turned off.

When the four-pole single-throw switch is switched between the second input end and the output end, the light-emitting combined component 104 is connected with electric energy with a first amplitude value, and a light source emitted by the machine tool working lamp has a first brightness.

When the four-pole single-throw switch is switched between the third input end and the output end, the light-emitting combined component 104 is connected with electric energy with a second amplitude value, and a light source emitted by the machine tool working lamp has a second brightness.

When the four-pole single-throw switch is switched between the fourth input end and the output end, the light-emitting combined component 104 is connected with electric energy with a third amplitude, and a light source emitted by the machine tool working lamp has a third brightness.

Therefore, the present embodiment can realize accurate brightness adjustment of the machine tool work light by changing the connection relationship between the input end and the output end of the four-pole single-throw switch, the operation is simple, and the light emitting assembly 104 can realize a sensitive dimming control effect.

As an alternative implementation, the first adjusting unit 3011 includes a first capacitor C1 and a first resistor R1, where a first end of the first capacitor C1 and a first end of the first resistor R1 are connected together to form a first end of the first adjusting unit 3011 to receive an ac signal, and a second end of the first capacitor C1 and a second end of the first resistor R1 are connected together to form a second end of the first adjusting unit 3011.

The second adjusting unit 3012 includes a second capacitor C2 and a second resistor R2, wherein a first end of the second capacitor C2 and a first end of the second resistor R2 are connected in common to form a first end of the second adjusting unit 3012 for receiving an ac signal, and a second end of the second capacitor C2 and a second end of the second resistor R2 are connected in common to form a second end of the second adjusting unit 3012.

The third adjusting unit 3013 includes a third capacitor C3 and a third resistor R3, wherein a first terminal of the third capacitor C3 and a first terminal of the third resistor R3 are connected together to form a first terminal of the third adjusting unit 3013, and a second terminal of the third capacitor C3 and a second terminal of the third resistor R3 are connected together to form a second terminal of the third adjusting unit 3013.

In each adjusting unit, the capacitor can realize the adjusting function, the corresponding voltage conversion function can be realized by combining the capacitor and the resistor, and when the capacitance value of the capacitor changes, the capacitor realizes different electric energy conversion functions for alternating current so as to output different amplitude values; illustratively, the first capacitor C1, the second capacitor C2 and the third capacitor C3 are all step-down capacitors, and all the three capacitors are nonpolar capacitors, and the withstand voltage of each capacitor is less than 160V; then, by adjusting the capacitance value of the capacitor in each adjusting unit, the three adjusting units in the voltage adjusting unit respectively realize different adjusting effects on the alternating current so as to drive the light-emitting combined component 104 to emit light sources with different brightness, and the brightness of the light source of the machine tool working lamp has higher operation simplicity; for example, the magnitude relationship of the capacitance value of the capacitor in each adjusting unit is as follows: the capacitance value of the third capacitor C3 is twice that of the first capacitor C1, and the capacitance value of the third capacitor C3 is three times that of the second capacitor C2; the first resistor R1, the second resistor R2 and the third resistor R3 release energy in the adjusting unit; optionally, the first resistor R1, the second resistor R2, and the third resistor R3 are all carbon film resistors, and the power of the first resistor R1, the second resistor R2, and the third resistor R3 is less than one watt; then the amplitude of the power output by each voltage regulating unit has the following relationship: the first amplitude is larger than the second amplitude and larger than the third amplitude, when the four-pole single-throw switch selectively switches on the second input end and the output end, the brightness of the light source emitted by the light-emitting combination component 104 is the highest; when the four-pole single-throw switch selectively switches on the fourth input end and the output end, the brightness of the light source emitted by the light-emitting combination component 104 is lowest; therefore, different electric energy conversion functions are realized by using the magnitude relation between the capacitance values of the capacitors, the internal circuit structure of the voltage adjusting unit 301 is simplified, when the four-pole single-throw switch is selected to be conducted between different input ends and output ends, the four-pole single-throw switch can output electric energy with different amplitudes, and the brightness adjusting sensitivity of the light-emitting combination component 104 is improved.

As an alternative embodiment, referring to fig. 4, the rectifying unit 302 includes a rectifying bridge, a power input end of the rectifying bridge is connected to the brightness adjusting switch 105, and a power output end of the rectifying bridge is connected to the filtering unit 303; wherein the rectifier bridge includes: the diode RD1, the diode RD2, the diode RD3 and the diode RD4 utilize the one-way conductivity of the diodes, and then the rectifier bridge can output direct current signals with corresponding amplitudes; optionally, the reverse withstand voltage of the rectifier bridge is not less than 100v, and the rated current is not less than 2A; the rectifier bridge can perform an accurate rectifying function for the alternating current to drive the light emitting assembly 104 in a normal light emitting state.

As an alternative embodiment, please refer to fig. 4, the filtering unit 303 includes a fourth capacitor C4; optionally, a first end of the fourth capacitor C4 is connected to the positive terminal of the power output terminal of the rectifying unit 302 and the current limiting unit 304, and a second end of the fourth capacitor C4 is connected to the negative terminal of the power output terminal of the rectifying unit 302 and the light-emitting assembly 104; optionally, the fourth capacitor C4 has a polar electrolytic capacitor, and the withstand voltage of the fourth capacitor C4 is not less than 100V, and the capacity is not less than 47 UF; interference noise in the direct current signal can be filtered in time through the fourth capacitor C4 to improve the stability and accuracy of the electric energy output by the electric control module, and the machine tool working lamp can be always in a safe and stable light-emitting state.

As an alternative embodiment, the current limiting unit 304 includes a fourth resistor R4, a first end of the fourth resistor R4 is connected to the filtering unit 303, a second end of the fourth resistor R4 is connected to the light emitting assembly 104, and a part of the electric energy can be consumed by the fourth resistor R4 to prevent the light emitting assembly 104 from receiving the electric energy with too large amplitude; in the embodiment, the fourth resistor R4 is utilized to ensure the stability of power supply and physical safety of the light-emitting assembly 104, and the machine tool working lamp can be in a rated working state in different power systems, so that the machine tool working lamp is widely applicable to different external environments, and the light-emitting state of the light-emitting assembly 104 has better controllability.

To better illustrate the adjusting principle of the brightness adjusting switch 105 for the brightness of the combined component 104, the following description will be made of the electrical control steps of the machine tool working lamp through a specific application scenario with reference to fig. 1 to 4, and specifically as follows:

1. installing a machine tool working lamp in a preset machine tool area; specifically, the base 101 is fixedly mounted to a predetermined machine tool area by using bolts to engage with the bolt holes 1012 on the base 101, and the support member 102 and the base 101 are locked by using the locking bolts 1013, so that the machine tool working lamp can maintain its own structural stability and safety, and can resist the interference of external impact force in real time.

2. Switching on a power supply; the electric control module is connected with alternating current through a cable 20; illustratively, the machine tool working lamp is connected with a 24V lighting power supply.

3. And (3) power supply inspection: the brightness adjusting switch 105 is arranged between the first input end and the output end, then power is transmitted to the machine tool working lamp, the safety of the 24V lighting power supply is checked, and the 24V lighting power supply can be output to the brightness adjusting switch 105 through the cable 20.

4. The light emitting assembly 104 is in a first light emitting mode; rotating the brightness adjusting switch 105 to enable the brightness adjusting switch 105 to rotate to a position between the second input end and the output end, outputting the 24V lighting power supply to the brightness adjusting switch 105 after voltage reduction through the first capacitor C1, and rectifying the 24V lighting power supply through the rectifier bridge to obtain a direct current signal; the direct current signal is filtered through a fourth capacitor C4, current is limited through a fourth resistor R4, and then the current is loaded to a plurality of single warm-color LED lamp beads, so that a loop is formed between the lamp bead array and alternating current, and the LED lamp beads start to emit light when being electrified; the capacity of the first capacitor C1 is small, the current output by the first capacitor C1 is small, the current loaded to the lamp bead array is small, and at the moment, the light-emitting combined component 104 only emits a weak light source, so that the light intensity is low.

5. The light emitting assembly 104 is in the second light emitting mode; rotating the brightness adjusting switch 105 to enable the brightness adjusting switch 105 to rotate to a position between the third input end and the output end, reducing the voltage of the 24V lighting power supply through the second capacitor C2 and outputting the 24V lighting power supply to the brightness adjusting switch 105, and rectifying the 24V lighting power supply through the rectifier bridge to obtain a direct current signal; the direct current signal is filtered through a fourth capacitor C4, current is limited through a fourth resistor R4, and then the current is loaded to a plurality of single warm-color LED lamp beads, so that a loop is formed between the lamp bead array and alternating current, and the LED lamp beads start to emit light when being electrified; the capacity of the second capacitor C2 is twice the capacity value of the first capacitor C1, so that the current output by the second capacitor C2 is increased, the current loaded to the lamp bead array is larger, and at the moment, the light-emitting combination component 104 emits a stronger light source; the light intensity of the light emitting combined part 104 in the second light emitting mode is increased compared to the first light emitting mode.

6. The light emitting combination section 104 is in the third light emitting mode; rotating the brightness adjusting switch 105 to enable the brightness adjusting switch 105 to rotate to a position between the fourth input end and the output end, reducing the voltage of the 24V lighting power supply through a third capacitor C2 and outputting the 24V lighting power supply to the brightness adjusting switch 105, and rectifying the 24V lighting power supply through a rectifier bridge to obtain a direct current signal; the direct current signal is filtered through a fourth capacitor C4, current is limited through a fourth resistor R4, and then the current is loaded to a plurality of single warm-color LED lamp beads, so that a loop is formed between the lamp bead array and alternating current, and the LED lamp beads start to emit light when being electrified; the capacity of the third capacitor C3 is twice the capacity value of the first capacitor C1, and then the current output by the third capacitor C3 after voltage regulation is the largest, so that the current loaded to the lamp bead array is larger, and at this time, the light-emitting combined component 104 emits strong light; the light intensity of the light emitting combination section 104 in the third light emitting mode is higher than that in the second light emitting mode.

Therefore, according to the application scene, the machine tool working lamp has a flexible mechanical structure, can be compatibly and stably installed in different external environments, and keeps a safe light-emitting state in the various external environments; and can make luminous composite member 104 send the light source of different luminance through rotatory brightness control switch 105, the luminous state of lathe work light has more convenient adjustment performance, and the light source luminance that the lathe work light sent can carry out self-adaptation adjustment according to technical staff's actual visual demand, is favorable to reducing luminous electric energy loss of luminous composite member 104, and technical staff's visual experience effect is better, and lathe machining's security and application scope are higher.

Fig. 5 shows a schematic structure of a nuclear power plant lighting system 50 provided in this embodiment, please refer to fig. 5, the nuclear power plant lighting system 50 includes: the machine tool work lamp 502, the voltage reduction module 501, and the fuse F0 as above.

The voltage reduction module 501 is connected to the mains supply, and is configured to reduce voltage of electric energy of the mains supply and output an ac electrical signal; wherein step-down module 501 can realize the step-down function, and is optional, and the commercial power output 380V alternating current or 220V alternating current, and then step-down module 501 can be applicable to production and living power consumption field universally, and the electric energy through step-down module 501 output can make lathe work lamp be in stable operating condition, has greatly improved lathe work lamp's power consumption security and stability.

Optionally, please refer to fig. 5, the voltage reduction module 501 includes a transformer, a primary winding of the transformer is connected to the commercial power, a secondary winding of the transformer is connected to the fuse FU, an ac voltage reduction function can be realized by using a turn ratio between the primary winding and the secondary winding of the transformer, and the electric energy after voltage reduction by the transformer can drive the machine tool working lamp to be in a safe working state; the primary winding of the transformer is provided with a center tap, so that the transformer can perform self-adaptive voltage reduction on alternating currents with different amplitudes according to the power consumption requirement of the lighting system 50 of the nuclear power station, and the compatibility of the lighting system of the nuclear power station is improved; therefore, the voltage reduction module 501 in this embodiment has a flexible circuit structure, can output electric energy with different amplitudes, has better voltage reduction performance for electric energy of commercial power, and can keep a normal light emitting state in different power environments.

The fuse F0 is connected with the voltage reduction module 501 and the machine tool working lamp 502 and is used for performing overvoltage protection on the machine tool working lamp; the fuse F0 can be automatically disconnected when the current amplitude is too large, so as to prevent the machine tool working lamp from accessing electric energy with too high amplitude; therefore, in the embodiment, the electric energy accessed by the machine tool working lamp 502 can be always maintained within the safety threshold value through the fuse F0, the light emitting accuracy and the light emitting stability of the machine tool working lamp 502 are guaranteed, the machine tool working lamp 502 has good controllability, and the application range of the machine tool working lamp 502 is improved.

It should be noted that the machine tool working lamp 502 in this embodiment is the same as the machine tool working lamp in the embodiments of fig. 1 to 4, and therefore, reference may be made to the embodiment of fig. 1 to 4 for a specific control method and an internal structure of the machine tool working lamp 502 in this embodiment, and details will not be repeated here.

In the embodiment, the machine tool working lamp 502 is applied to the nuclear power station lighting system 50, so that the light emitting effect of the nuclear power station lighting system 50 has higher adjustability and controllability, and the power supply safety and stability of the nuclear power station lighting system 50 are improved; the alternating current after voltage reduction is transmitted to the machine tool working lamp 502 through the voltage reduction module 501, so that the machine tool working lamp 502 can keep a safe light-emitting state for a long time, and great convenience is brought to machine tool machining operation; the machine tool working lamp 502 has an integrated space structure, occupies a small volume, can keep the position thereof stable in various severe environments, can resist external mechanical impact more safely, and has a longer service life; the brightness of the machine tool working lamp 502 can be adjusted according to the actual needs of technicians, so that better visual experience is brought to the technicians, the light-emitting temperature of the machine tool working lamp 502 can be kept in a rated state, the power consumption of light-emitting electric energy is reduced, and the light-emitting temperature is also maintained at a lower level, so that the light source emitted by the machine tool working lamp 502 can completely meet the actual needs of the technicians; therefore, the nuclear power station lighting system 50 in the embodiment emits the light source with corresponding brightness according to the operation instruction of the technician, so that the flexibility and the compatibility are higher, and the light source emitted by the nuclear power station lighting system 50 can also improve the working efficiency of the technician, thereby being beneficial to maintaining the safe operation of the nuclear power station; the nuclear power station lighting system 50 has a positive promoting effect on promoting the development of nuclear power station safety technology in the field, and will generate important practical industrial value; the problems that the light source brightness of a nuclear power station lighting system in the prior art is not adjustable, large electric energy loss is caused, inconvenience is brought to operation of technicians, the light-emitting temperature of the nuclear power station lighting system rises fast, damage to electronic components in the nuclear power station lighting system is easily caused, safety in the nuclear power station lighting system is low, the traditional nuclear power station lighting system is low in structural flexibility, low in practical value and difficult to generally apply are effectively solved.

It should be noted that the lighting system 50 of the nuclear power plant in fig. 5 is only an embodiment, and does not constitute a technical limitation for the machine tool working lamp of the present invention, and the machine tool working lamp of the present invention can be applied to various industrial technical fields without departing from the technical concept and technical features of the machine tool working lamp of the present invention; if be applied to mineral resources development field, aerospace field etc. with the lathe work light, because this only relates to the concrete practical application of lathe work light, these must belong to the utility model discloses well lathe work light's protection scope.

Various embodiments are described herein for various devices, circuits, apparatuses, systems, and/or methods. Numerous specific details are set forth in order to provide a thorough understanding of the overall structure, function, manufacture, and use of the embodiments as described in the specification and illustrated in the accompanying drawings. However, it will be understood by those skilled in the art that the embodiments may be practiced without such specific details. In other instances, well-known operations, components and elements have been described in detail so as not to obscure the embodiments in the description. It will be appreciated by those of ordinary skill in the art that the embodiments herein and shown are non-limiting examples, and thus, it can be appreciated that the specific structural and functional details disclosed herein may be representative and do not necessarily limit the scope of the embodiments.

Reference throughout the specification to "various embodiments," "in an embodiment," "one embodiment," or "an embodiment," etc., means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment. Thus, appearances of the phrases "in various embodiments," "in some embodiments," "in one embodiment," or "in an embodiment," or the like, in places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. Thus, a particular feature, structure, or characteristic illustrated or described in connection with one embodiment may be combined, in whole or in part, with features, structures, or characteristics of one or more other embodiments without presuming that such combination is not an illogical or functional limitation. Any directional references (e.g., plus, minus, upper, lower, upward, downward, left, right, leftward, rightward, top, bottom, above …, below …, vertical, horizontal, clockwise, and counterclockwise) are used for identification purposes to aid the reader's understanding of the present disclosure, and do not create limitations, particularly as to the position, orientation, or use of the embodiments.

Although certain embodiments have been described above with a certain degree of particularity, those skilled in the art could make numerous alterations to the disclosed embodiments without departing from the scope of this disclosure. Joinder references (e.g., attached, coupled, connected, and the like) are to be construed broadly and may include intermediate members between a connection of elements and relative movement between elements. Thus, connection references do not necessarily imply that two elements are directly connected/coupled and in a fixed relationship to each other. The use of "for example" throughout this specification should be interpreted broadly and used to provide non-limiting examples of embodiments of the disclosure, and the disclosure is not limited to such examples. It is intended that all matter contained in the above description or shown in the accompanying drawings shall be interpreted as illustrative only and not limiting. Changes in detail or structure may be made without departing from the disclosure.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. A machine tool worklight, comprising:

a base;

a support member mounted on the base;

the lampshade is rotatably connected with the supporting part;

the light-emitting combined component is arranged in the lampshade;

the electric control module is connected with the light-emitting combined component and used for converting the received alternating current signal into a direct current signal and supplying power to the light-emitting combined component so as to enable the light-emitting combined component to emit light; and

and the brightness adjusting switch is arranged on the lamp shade, is connected with the electrical control module and is used for adjusting the brightness of the luminous combined component.

2. The machine tool work lamp of claim 1, wherein the electrical control module is connected to the light emitting assembly by a cable, and the electrical control module is connected to the brightness adjustment switch by the cable.

3. A machine tool worklight according to claim 2 wherein the base is placed on a load bearing device, the base comprising:

a body;

the bolt hole is used for enabling the body to be in threaded connection with the bearing equipment;

the locking bolt is arranged on the body and is used for enabling the body to be in threaded connection with the supporting component; and

at least one through hole is arranged on the body and used for enabling the cable to pass through.

4. The machine tool work lamp of claim 2, wherein the support member comprises:

the lamp post is arranged on the base, the lamp post is of a hollow structure, the diameter of the hollow structure of the lamp post is larger than that of the cable, and the hollow structure of the lamp post is used for the cable to pass through; and

the metal hose is connected with the lamp post and used for supporting the lamp shade, the metal hose is of a hollow structure, the diameter of the hollow structure of the metal hose is larger than that of the cable, and the hollow structure of the metal hose is used for allowing the cable to pass through.

5. The machine tool working lamp according to claim 4, wherein a first end of the metal hose is connected with the lamp post, and a second end of the metal hose is provided with a ball head connector;

the lamp shade be equipped with the via hole that the bulb connecting piece matches, the diameter of via hole is greater than the diameter of cable, the bulb connecting piece passes the via hole with the lamp shade is connected.

6. A machine tool working lamp as claimed in claim 2, wherein the light emitting assembly comprises:

the LED lamp beads are connected with the electrical control module through the cable;

the heat dissipation substrate is arranged outside the plurality of LED lamp beads and used for dissipating heat of the LED lamp beads and reflecting light of a light source emitted by the LED lamp beads; and

and the protective glass is arranged outside the LED lamp beads and used for packaging and protecting the LED lamp beads.

7. The machine tool working lamp according to claim 6, wherein the LED lamp bead is a single warm color LED lamp bead.

8. The machine tool work lamp of claim 2, wherein the electrical control module comprises:

the voltage adjusting unit is connected with the brightness adjusting switch and used for adjusting the amplitude of the alternating current signal;

the rectification unit is connected with the brightness adjusting switch and used for rectifying the alternating current signal and outputting the direct current signal;

the filtering unit is connected with the rectifying unit and is used for filtering the direct current signal; and

and the current limiting unit is connected with the filtering unit and the light-emitting combined component and is used for limiting the current of the filtered direct current electric signal.

9. The machine tool working lamp according to claim 8, wherein the brightness adjusting switch is a four-pole single-throw switch; the output end of the four-pole single-throw switch is connected with the rectifying unit, and the first input end of the four-pole single-throw switch is suspended;

the voltage regulating unit includes:

the first end of the first adjusting unit is connected with the alternating current signal, the second end of the first adjusting unit is connected with the second input end of the four-pole single-throw switch, and the first adjusting unit is used for adjusting the amplitude of the alternating current signal to be a first amplitude;

the first end of the first adjusting unit is connected with the alternating current signal, the second end of the first adjusting unit is connected with the third input end of the four-pole single-throw switch, and the first adjusting unit is used for adjusting the amplitude of the alternating current signal to be a first amplitude; and

the first end is connected to the alternating current signal, the second end is connected between the fourth input ends of the four-pole single-throw switch, and the third adjusting unit is used for adjusting the amplitude of the alternating current signal to be a third amplitude.

10. A nuclear power plant lighting system, comprising:

at least one machine tool work lamp according to any one of claims 1 to 9;

the voltage reduction module is connected with the mains supply and used for reducing the voltage of the electric energy of the mains supply and outputting the alternating current signal; and

and the fuse is connected with the voltage reduction module and the machine tool working lamp and used for carrying out overvoltage protection on the machine tool working lamp.

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