CN106641806B

CN106641806B - Portable lamp

Info

Publication number: CN106641806B
Application number: CN201611257811.5A
Authority: CN
Inventors: 徐剑光; 董琦
Original assignee: Ningbo Oulin Kitchen Utensils Co Ltd
Current assignee: Ningbo Oulin Kitchen Utensils Co Ltd
Priority date: 2016-12-30
Filing date: 2016-12-30
Publication date: 2023-07-18
Anticipated expiration: 2036-12-30
Also published as: CN106641806A

Abstract

The present invention provides a hand-held lamp comprising: a main housing; the handle is erected above the main shell; the auxiliary shell is movably arranged below the main shell, the auxiliary shell and the main shell are coaxially arranged, a light-emitting gap is formed between the auxiliary shell and the main shell, the auxiliary shell can axially slide, the light-emitting gap is enlarged or narrowed, and the end face of the lower end of the auxiliary shell is hollowed out; the lighting assembly is arranged in the auxiliary shell and used for lighting, light emitted by the lighting assembly is emitted by the light-emitting gap, when the auxiliary shell slides relative to the main shell, the light-emitting strength of the light-emitting gap is controlled, and when the light-emitting gap is enlarged, the light-emitting effect is enhanced; the projection ring cover is arranged to be annular and detachably arranged on the hollowed-out part of the lower end face of the auxiliary shell, and a printing film for projecting light and shadow is embedded in the projection ring cover. The portable lamp has the advantages of convenient use, and light and shadow projection when illuminating.

Description

Portable lamp

Technical Field

The invention belongs to the technical field of machinery, and relates to a portable lamp.

Background

Most portable lamps in the prior art are simple in structural design, and have a single function, namely, an illumination effect is achieved. In modern life, people hope to design a portable lamp which can be used conveniently, can not only illuminate but also project light and shadow, can solve the illumination problem of the environment such as a street lamp without returning home at night, can project light and shadow on the ground, has originality and aesthetic feeling, and has good meaning. In summary, it is desirable to design a portable lamp that is convenient to use, and that is capable of projecting shadows while illuminating.

Disclosure of Invention

The invention aims to solve the problems in the prior art and provides a portable lamp which is convenient to use, can illuminate and can project light and shadow.

The aim of the invention can be achieved by the following technical scheme: a hand-held lamp comprising:

a main housing;

the handle is erected above the main shell;

the auxiliary shell is movably arranged below the main shell, the auxiliary shell and the main shell are coaxially arranged, a light-emitting gap is formed between the auxiliary shell and the main shell, the auxiliary shell can axially slide, the light-emitting gap is enlarged or narrowed, and the end face of the lower end of the auxiliary shell is hollowed out;

the lighting assembly is arranged in the auxiliary shell and used for lighting, light emitted by the lighting assembly is emitted by the light-emitting gap, when the auxiliary shell slides relative to the main shell, the light-emitting strength of the light-emitting gap is controlled, and when the light-emitting gap is enlarged, the light-emitting effect is enhanced;

the projection ring cover is arranged to be annular and detachably arranged on the hollowed-out part of the lower end face of the auxiliary shell, and a printing film for projecting light and shadow is embedded in the projection ring cover.

As a further improvement of the invention, the bottom of the lower end of the main shell is provided with the light reflecting cup, the light reflecting cup comprises the light reflecting part positioned at the inner side of the auxiliary shell, the lighting component comprises the luminous light source, the light emitted by the luminous light source is reflected outside by the light reflecting part, the light reflecting part is closed or opened when the auxiliary shell axially slides, the luminous gap is positioned outside the light reflecting part, and when the luminous gap is enlarged or narrowed, the exposed area of the light reflecting part is correspondingly enlarged or reduced.

As a further improvement of the invention, a preset distance is arranged between the projection ring cover and the light-emitting source, the light rays reaching the printing film after the light emitted by the light-emitting source passes through the preset distance are basically parallel to each other, and the light rays are perpendicular to the printing film.

As a further improvement of the present invention, the lower end portion of the sub-housing is narrowed inward and forms a ring cover mounting structure in which the projection ring cover is tightly mounted.

As a further improvement of the invention, the width of the light reflecting part is reduced and is arranged in an inverted chimney shape, one wider end of the light reflecting part is connected with the lower end of the main shell, and the peripheral surface of the light reflecting part is arranged in a smooth curved surface.

As a further development of the invention, the light-emitting source is arranged around a lamp ring arranged on the inner wall of the secondary housing, said lamp ring being located in an upper position in the middle of the secondary housing.

As a further improvement of the invention, a lamp bracket for placing a lamp ring is arranged in the middle upper position of the inner wall of the auxiliary shell.

As a further improvement of the invention, the lower end of the reflecting cup is provided with an inner ring sliding block positioned in the auxiliary shell, the inner wall of the auxiliary shell is provided with an auxiliary body sliding block matched with the inner ring sliding block, and the axial displacement of the auxiliary shell is generated by the relative sliding of the main shell and the auxiliary shell.

As a further improvement of the invention, the light-adjusting switch electrically connected with the luminous light source is arranged on the inner ring sliding block, when the auxiliary shell slides relative to the main shell and the luminous gap is reduced to a preset position, the light-adjusting switch turns off the luminous light source, when the auxiliary shell slides relative to the main shell and the luminous gap is enlarged and exceeds the preset position, the light-adjusting switch turns on the luminous light source, and when the luminous gap is further enlarged, the luminous effect is enhanced.

As a further improvement of the present invention, the print film is a scratch-off light projection print film, the face of which is coated with a coating layer capable of scratching out characters and/or figures, and the part of the characters and/or figures exposed after scratching is a light shadow part.

As a further improvement of the invention, the main shell, the handle and the auxiliary shell are surrounded to form a lantern-shaped structure.

As a further improvement of the invention, the main shell is provided with a purifying air outlet, the auxiliary shell is provided with an air inlet communicated with the purifying air outlet, and the main shell is internally provided with purifying components respectively connected with the air inlet and the purifying air outlet, and the purifying components are used for purifying air and generating negative ions.

As still another improvement of the present invention, the purifying assembly includes a purifying ring structure closely installed in the main housing and connected to the upper end of the reflecting cup, and the purifying ring structure is used for receiving the air sent from the air inlet, purifying the air, discharging the purified air from the purifying air outlet, and synchronously outputting negative ions.

As a further improvement of the invention, the air inlet is composed of an upper air inlet arranged at the upper position of the middle part of the auxiliary shell and a lower air inlet arranged at the end part of the lower end of the auxiliary shell.

As a further improvement of the invention, the purifying air outlet is arranged on the end face of the upper end of the main shell and is uniformly distributed in an involute ring.

As a further improvement of the invention, the purification assembly further comprises a fan which is arranged on the inner side of the upper end of the reflection cup and is positioned below the purification ring structure.

As a further improvement of the invention, a battery box which is electrically connected with the fan is detachably arranged in the main shell, a purifying channel for conducting the fan and the purifying air outlet is arranged at the side part of the battery box, and the purifying channel is positioned in the middle of the main shell.

As a further improvement of the invention, the two ends of the lifting handle are respectively connected to the outer side wall of the main shell, the outer side of one end part of the lifting handle is provided with a purifying switch which is respectively and electrically connected with the fan and the purifying ring structure, and the end part of the lifting handle is also provided with an operation indicator lamp which is electrically connected with the purifying switch.

As a further improvement of the invention, a charging head is arranged on the inner side of the end part of the other end of the lifting handle, the charging head is electrically connected with the battery box through a charging wire, a fixing hole is dug on the outer wall of the main shell, and the charging head is inserted and fixed in the fixing hole.

As a further improvement of the invention, the charging head is a USB charging head, the fixing holes are square corresponding to the fixing holes, and a fixing magnet for reinforcing fixing is arranged above the fixing holes.

As a further improvement of the invention, the charging wire is arranged on the inner side of the handle in a hidden way.

Based on the technical scheme, the embodiment of the invention at least has the following technical effects: the multifunctional night lighting lamp has the advantages that the overall structure is compact in layout, various in functions, suitable for use scenes such as household use, vehicle-mounted use and children use, not only can the problem of night lighting be solved, but also the problem that a lamp cannot be started due to the fact that the height of the children is not high, light and shadow can be projected when lighting is achieved, and the lighting effect is ideal and the using effect is good; this product uses and light luminance adjusts conveniently, and light luminance can be adjusted by the relative displacement of auxiliary housing and main casing, and when auxiliary housing and main casing were closest during the use, luminous effect was weakest, and when needs illumination, the drop-down auxiliary housing made it slide along the axial and keep away from main casing gradually, and luminous space enlarges gradually this moment, and luminous effect reinforcing, the light that sends more bright, wider scope promptly, and the auxiliary housing gliding range is bigger, and the light is brighter more.

Drawings

The invention is described in further detail below with reference to the attached drawing figures, wherein:

FIG. 1 is a schematic view of a light emitting device according to a preferred embodiment of the present invention.

FIG. 2 is a schematic diagram of a light emitting void according to a preferred embodiment of the present invention.

Fig. 3 is an exploded view of a preferred embodiment of the present invention.

Fig. 4 is a partial exploded view of a preferred embodiment of the present invention.

Fig. 5 is a schematic view showing the effect of projection according to a preferred embodiment of the present invention.

In the figure, 10, a main housing; 11. purifying an air outlet; 12. a fixing hole; 20. a handle; 30. a sub-housing; 31. an upper air inlet; 32. a lower air inlet; 40. a light emitting void; 50. a purification assembly; 51. a purge ring structure; 52. a blower; 53. a battery case; 54. a purge channel; 55. a purge switch; 56. operating an indicator light; 60. a lighting assembly; 61. a lamp ring; 62. a lamp holder; 70. a reflective cup; 81. an inner ring slider; 82. an auxiliary body sliding block; 90. a projection ring cover; 100. printing a film; 110. a charging head; 120. a charging wire; 130. fixing the magnet.

Detailed Description

The following are specific embodiments of the present invention and the technical solutions of the present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.

The portable lamp is a portable product, can be applied to common household occasions, is particularly suitable for use scenes such as vehicle-mounted use, children use and the like, and can project light and shadow while illuminating.

The technical solution provided by the present invention is described in more detail below with reference to fig. 1 to 5.

As shown in fig. 1 to 5, the present hand-held lamp includes:

a main housing 10;

a handle 20 installed above the main casing 10;

the auxiliary shell 30 is movably arranged below the main shell 10, the auxiliary shell 30 and the main shell 10 are coaxially arranged, a light-emitting gap 40 is formed between the auxiliary shell 30 and the main shell 10, the auxiliary shell 30 can axially slide, the light-emitting gap 40 is enlarged or narrowed, and the end face of the lower end of the auxiliary shell 30 is hollowed out;

the lighting assembly 60 is installed in the sub-housing 30 and is used for lighting, the light emitted by the lighting assembly 60 is emitted by the light-emitting gap 40, when the sub-housing 30 slides relative to the main housing 10, the light-emitting strength of the light-emitting gap 40 is controlled, and when the light-emitting gap 40 is enlarged, the light-emitting effect is enhanced;

the projection ring cover 90 is provided with a hollow part which is annular and detachably arranged on the end face of the lower end of the sub-housing 30, and a printing film 100 for projecting light and shadow is embedded in the projection ring cover 90.

In the invention, the main casing 10, the auxiliary casing 30 and the handle 20 form the main shape of the integral portable lamp, the integral layout is compact, and all the components are tightly matched; the handle 20 is convenient for carrying, storing and transporting, and is labor-saving and portable.

The portable lamp has compact overall structure layout and diversified functions, is suitable for use scenes such as household use, vehicle-mounted use, children use and the like, can solve the problem of illumination at night and the problem that the lamp cannot be started due to the height of the children, can project light and shadow while illuminating, and has ideal illumination effect and good use effect; this product uses and light luminance adjusts conveniently, light luminance can be adjusted by the relative displacement of auxiliary housing 30 and main casing 10, when auxiliary housing 30 and main casing 10 are nearest during the use, the luminous effect is weakest (here also can be the off-lamp state), and when needs illumination, the drop-down auxiliary housing 30 makes it slide along the axial and keep away from main casing 10 gradually, luminous space 40 enlarges gradually this moment, luminous effect reinforcing, send brighter, wider light promptly, the sub-housing 30 gliding range is bigger, the light is brighter.

In this case, the intensity of the light emission is controlled by the relative movement between the sub-housing 30 and the main housing 10. Here, it should be noted that: in this case, when the light emitting effect is the weakest, the light emitting device can be in a weak light or off state, and the on/off of the light can be controlled by the light switch alone or can be arranged on the moving track of the auxiliary shell 30.

In the present invention, in order to make the lighting effect better, the bottom of the lower end of the main housing 10 is provided with the reflective cup 70, the reflective cup 70 includes a reflective portion located at the inner side of the sub-housing 30, the lighting assembly 60 includes a light source, and the light emitted from the light source is reflected outside by the reflective portion, when the sub-housing 30 slides axially, the reflective portion is closed or opened, the light emitting gap 40 is located outside the reflective portion, and when the light emitting gap 40 is enlarged or narrowed, the exposed area of the reflective portion is correspondingly enlarged or reduced.

Further, it is also preferable that the light reflecting cup 70 includes a connection portion which is located above the light reflecting portion and integrally connected with the light reflecting portion, and the connection portion is connected to the lower end of the main housing 10, and when the light reflecting cup 70 is made of a light-permeable or semi-light-permeable material, the connection portion itself is transparent, so that the lighting effect is attractive.

Preferably, a predetermined distance is provided between the projection ring cover 90 and the light-emitting source, the light emitted by the light-emitting source reaches the printing film 100 after passing through the predetermined distance, and the light is perpendicular to the printing film 100, so that the light effect projected on the ground is better, and the practicability is strong.

In the present invention, the bottom of the sub-housing 30 is further provided with a projection structure, when the above-mentioned light-emitting light source is preferably provided with a lamp ring, the projection effect is better, the printing film 100 is provided with a light-transmitting pattern or text for projection, the light emitted by the light-emitting light source is filtered by a preset distance from one end inside the sub-housing 30, the filtering refers to the continuous reflection of the light emitted by the light-emitting light source by the inner wall of the sub-housing 30 and the displacement of the preset distance, and the light reaching the projection ring cover 90 is almost parallel and perpendicular to the light of the projection printing film 100 by matching with the action of air; rather than by a filtering structure; moreover, the projection effect is better and clearer by the preset distance inside the auxiliary shell 30.

Preferably, the lower end of the sub-housing 30 is inwardly narrowed and forms a ring cover mounting structure in which the projection ring cover 90 is tightly mounted. The projection ring cover 90 is more compact in installation, firm in fixation, not easy to loose and slip, and convenient to replace and detach due to the structural layout.

In order to enhance the light reflecting effect, preferably, the width of the light reflecting portion is reduced and is arranged in an inverted chimney shape, one wider end of the light reflecting portion is connected with the lower end of the main housing 10, and the outer peripheral surface of the light reflecting portion is arranged in a smooth curved surface.

When the switch of the light-emitting source is placed on the moving track of the auxiliary housing 30, preferably, when the gap between the auxiliary housing 30 and the main housing 10 is the smallest, the auxiliary housing 30 partially covers the connecting portion, at this time, the light-emitting source is turned off, that is, in a light-off state, and when the light-reflecting portion is exposed, the light is just turned on, so that the effect is better.

To ensure the fitting effect of the light emitting source and the reflector cup 70 and the illumination effect, it is preferable that the light emitting source is disposed around a lamp ring 61 provided on the inner wall of the sub-housing 30, the lamp ring 61 being located in an upper position in the middle of the sub-housing 30. Further, the lamp ring 61 is preferably an LED lamp ring 61, is tightly matched with a projection structure, is green and environment-friendly, saves energy, and is convenient to maintain subsequently.

Correspondingly, in order to ensure the reliability of installation and fixation, a lamp bracket 62 for placing the lamp ring 61 is arranged in the middle upper position of the inner wall of the auxiliary shell 30, and the lamp bracket 62 and the lamp ring 61 are both in an annular structure and encircle the periphery of the reflecting cup 70, so that the emitted light is uniform, and the lighting effect is ideal and not dazzling.

Preferably, an inner ring slider 81 is installed at the lower end of the reflector cup 70 and positioned in the sub-housing 30, and a sub-housing slider 82 is provided on the inner wall of the sub-housing 30 to be matched with the inner ring slider 81, and the axial displacement of the sub-housing 30 is generated by the relative sliding of the main housing 10 and the sub-housing 30.

The sliding blocks between the auxiliary shell 30 and the main shell 10 perform relative movement, so that the auxiliary shell 30 can relatively axially approach or separate from the main shell 10, the light-emitting gap is enlarged or narrowed, the adjustment is convenient, and the working is reliable.

Further, a dimmer switch electrically connected to the light-emitting source is provided on the inner ring slider 81, and when the sub-housing 30 slides relative to the main housing 10 and the light-emitting gap 40 is narrowed to a preset position, the dimmer switch turns off the light-emitting source (preferably, turns off the light-emitting source when the light-emitting gap 40 is at or near a minimum, i.e., turns off the lamp); when the sub-housing 30 slides relative to the main housing 10 and expands the light emitting gap 40 beyond a preset position, the dimmer switch turns on the light emitting source, and when the light emitting gap 40 is further expanded, the light emitting effect is enhanced.

The dimming switch of the lamp ring 61 is turned on or off by the relative sliding between the auxiliary housing 30 and the main housing 10, and the intensity of the lamplight is controlled, and meanwhile, the effect of the intensity of the lamplight is further enhanced by the movement of the auxiliary housing 30 and the matching of the reflecting cup 70. In the present case, the adjustment of the luminous intensity of the lamplight is convenient, one is a dimmer switch, the other is a luminous gap 40, and the adjustment mode is based on an innovative structure of integral close connection.

As a preferred or alternative embodiment, the stamp 100 is a scratch-off light photo stamp 100, the face of which is coated with a coating that scratches out text and/or graphics, and the part of the text and/or graphics that is exposed after scratch is a light shadow part.

The film 100 in the invention is arranged as the scratch-and-light photo-seal film 100, is used for replacing the common film 100 which has been designed with photo-seal patterns or characters, when the film is projected on the ground, families or themselves can scratch out good expected and blessing characters and/or patterns on the film 100, have good meaning, can scratch out light-transmitting projection by themselves, can expose corresponding photo-seal parts only by scratching unnecessary coating parts, has good interestingness, and can only need to replace new film 100 when being replaced, thereby being practical and convenient to use.

In this case, the main housing 10, the handle 20 and the auxiliary housing 30 are preferably surrounded to form a lantern-shaped structure, namely, the whole portable lamp is similar to a lantern, so that children can play and illuminate daily, especially at night, the practicality is strong, and the modeling is attractive.

In the present invention, as a preferred or alternative embodiment, the main housing 10 is provided with a purifying air outlet 11, the sub-housing 30 is provided with an air inlet communicated with the purifying air outlet 11, the main housing 10 is internally provided with purifying assemblies 50 respectively connected with the air inlet and the purifying air outlet 11, and the purifying assemblies 50 are used for purifying air and generating negative ions, so that the portable lamp has a purifying function.

When the air is purified, the air enters the lamp from below and is sent out after being purified and sterilized by the purifying component 50, the air inlet mode of the lower air inlet and the upper air outlet enables the purified air to be uniformly diffused to the surrounding environment and fall back under the action of gravity, so that the purifying effect is ideal, negative ions are generated while the purified air is output, the quality of the surrounding air is further improved, and the air purifier is green, environment-friendly and healthy and has wide applicability and strong universality under the increasingly high-quality living demands;

when the vehicle-mounted water cup holder is used in a vehicle, the water cup holder can be placed on the vehicle to perform purification work (the product in the scheme can also work without an external power supply), and the problem of illumination of part of places without road lamps is solved by carrying the water cup holder home after the water cup holder is parked home at night.

The portable lamp is compact in layout and small in size, is used for children, is portable in use shape, such as a children toy, can be carried with the children to perform purification work, can be carried along with the children to move or can be played by the children to perform purification work at the sides, the children do not need to turn on a lamp at night, the problem that the height of the children is not enough to turn on and off the lamp is solved, and the portable lamp can be used for children to play at night and illuminate.

The purifying assembly 50 includes a purifying ring structure 51 closely installed in the main housing 10 and connected to the upper end of the reflecting cup 70, and the purifying ring structure 51 is used for receiving air sent from the air inlet, purifying the air, discharging the purified air from the purifying air outlet 11, and synchronously outputting negative ions.

In the present invention, the main body of the purification ring structure 51 is provided in a ring-shaped or disc-shaped structure closely fitted with the upper end of the reflection cup 70, air enters the sub-housing 30 through the air inlet and passes through the reflection cup 70 to enter the purification ring structure 51, and the purification ring structure 51 can purify bacteria by low temperature plasma technology, generate negative ions, and then be sent out through the purification air outlet 11, and the purification effect is ideal.

In order to further improve the air inlet and air outlet structure layout and ensure the reliability and the purification effect of the purification work, the air inlet is preferably composed of an upper air inlet 31 arranged at the upper position of the middle part of the auxiliary shell 30 and a lower air inlet 32 arranged at the lower end part of the auxiliary shell 30.

Further, the upper air inlet 31 is configured as a multi-layer hole structure, and the apertures of the holes of each layer are different or the apertures of the two adjacent layers are different, so that the air inlet effect is ideal, the air supply effect is better and faster, and the lower air inlet 32 is configured as an arc-shaped ventilation opening structure surrounding the auxiliary shell 30.

Still further, the lower air inlet 32 is preferably provided on the tightening/narrowing ring cover mounting structure, so that the air inlet space layout and the air outlet space layout are more reliable, the air purifying effect is ensured, and the overall appearance attractiveness is also improved.

The preferable purification air outlet 11 is arranged on the end face of the upper end of the main shell 10 and is uniformly distributed in an involute ring; the structure layout further improves the diffusion effect of the purified air, so that the purification effect is better.

Further, the purifying assembly 50 of the present invention further comprises a fan 52 mounted on the inner side of the upper end of the reflective cup 70 and located below the purifying ring structure 51, the fan 52 has a diversion effect, and the ventilation effect is better when being matched with the structure of the reflective cup 70 with wide upper part and narrow lower part.

A battery box 53 which is electrically connected with the fan 52 is detachably arranged in the main shell 10, and the battery box 53 can be electrically connected with a lamp ring 61 for supplying power to the lamp, so that the compactness of the overall structure layout is ensured; the side part of the battery box 53 is provided with a purifying channel 54 for conducting the fan 52 and purifying the air outlet 11, the purifying channel 54 is positioned in the middle of the main shell 10, the structure layout ensures that the purified air is reliably, orderly and stably conveyed, and the purifying channel 54 has the cooling effect for the battery box 53.

For convenience in control and practicality, ensuring compactness of overall structure layout, preferably, both ends of the handle 20 are respectively connected to the outer side wall of the main casing 10, a purifying switch 55 respectively electrically connected with the fan 52 and the purifying ring structure 51 is arranged outside one end of the handle 20, and an operation indicator lamp 56 electrically connected with the purifying switch 55 is also arranged at the end of the handle 20; it is further preferred that the running light 56 be disposed around the periphery of the purge hanger.

In this case, the air is driven by the fan 52 in the reflective cup 70, and flows through the purification ring structure 51 of the low-temperature plasma technology through the air inlet to purify and remove bacteria, and generates negative ions, flows through the battery box 53 and takes away the emitted heat, and finally is sent out through the purification air outlet 11.

As a preferred or alternative embodiment, the charging head 110 is disposed inside the other end of the handle 20, and the charging head 110 is electrically connected to the battery case 53 through the charging wire 120, and a fixing hole 12 is formed in the outer wall of the main housing 10, and the charging head 110 is inserted into the fixing hole 12.

In the invention, the structural design is ingenious, the charging head 110 and the purifying switch 55 are respectively arranged at the two ends of the handle 20, and the charging wire 120 is preferably arranged on the handle 20, so that the portable lamp can work without an external power supply.

Further, for improving practicality and universality, the charging head 110 is preferably a USB charging head 110, the fixing hole 12 is set to be a corresponding square fixing hole 12, and a fixing magnet 130 for reinforcing fixing is arranged above the fixing hole 12, so that the structure is ingenious, the charging head 110 and the fixing hole 12 are firmly fixed, and not easy to loose, and stability of the handle 20 during use is ensured.

Further, the charging wire 120 is hidden inside the handle 20, so as to prevent the charging wire 120 from being exposed, and the whole appearance is attractive, and interference to other components is avoided. In the invention, the charging is performed through the USB charging head 110, the charging wire 120 is hidden inside the handle 20, and the fixed magnet 130 is adopted to strengthen and fix, so that the charging head 110 is hidden inside the main housing 10, and the overall layout is compact, the volume is small, the universality is wide, and the practicability is strong.

In summary, the portable lamp of the present invention has compact layout and diversified functions, not only can perform purification work, but also can generate negative ions while purifying bacteria, further can perform illumination, and can adjust the intensity effect of illumination through the relative movement between the main housing 10 and the auxiliary housing 30, further can perform projection, further can scrape the text and/or pattern with meaning, and can also perform charging without external power supply.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. A hand-held lamp, characterized in that: comprising the following steps:

a main housing;

the handle is erected above the main shell;

the auxiliary shell is movably arranged below the main shell, the auxiliary shell and the main shell are coaxially arranged, a luminous gap is formed between the auxiliary shell and the main shell, the auxiliary shell can axially slide and expand or narrow the luminous gap, the end face of the lower end of the auxiliary shell is hollowed out, the main shell, the handle and the auxiliary shell are surrounded to form a lantern-shaped structure, the main shell is provided with a purification air outlet, the auxiliary shell is provided with an air inlet communicated with the purification air outlet, the main shell is internally provided with a purification assembly connected with the air inlet and the purification air outlet respectively, and the purification assembly is used for purifying air and generating negative ions;

the projection ring cover is arranged in an annular shape and is detachably arranged on the hollowed-out part of the lower end face of the auxiliary shell, a printing film for projecting light and shadow is embedded in the projection ring cover, the printing film is a scratch-off projection light and shadow printing film, the face of the printing film is coated with a coating capable of scratching out characters and/or figures, and the characters and/or figures exposed after scratch are light and shadow parts;

the light-reflecting cup is arranged at the bottom of the lower end of the main shell, the light-reflecting cup comprises a light-reflecting part positioned at the inner side of the auxiliary shell, the lighting component comprises a light-emitting light source, light emitted by the light-emitting light source is reflected out of the outside by the light-reflecting part, the light-reflecting part is closed or opened when the auxiliary shell axially slides, the light-emitting gap is positioned outside the light-reflecting part, the exposed area of the light-reflecting part correspondingly increases or decreases when the light-emitting gap expands or narrows, a preset distance is reserved between the projection ring cover and the light-emitting light source, and light emitted by the light-emitting light source reaches the printing film after the preset distance is basically parallel to each other, and the light is perpendicular to the printing film.

2. A hand-held lamp as claimed in claim 1, wherein: the lower end part of the auxiliary shell is narrowed inwards to form a ring cover mounting structure, and the projection ring cover is tightly mounted in the ring cover mounting structure.

3. A hand-held lamp as claimed in claim 1, wherein: the width of the light reflecting part is reduced and is in an inverted chimney shape, one wider end of the light reflecting part is connected with the lower end of the main shell, and the outer peripheral surface of the light reflecting part is in a smooth curved surface.

4. A hand-held lamp according to claim 3, wherein: the luminous light source is arranged to encircle a lamp ring arranged on the inner wall of the auxiliary shell, and the lamp ring is positioned at the upper position of the middle part of the auxiliary shell.

5. A hand-held lamp as claimed in claim 4, wherein: a lamp bracket for placing a lamp ring is arranged in the middle part of the inner wall of the auxiliary shell at the upper position.

6. A hand-held lamp as claimed in claim 1, wherein: an inner ring sliding block positioned in the auxiliary shell is arranged at the lower end of the reflecting cup, an auxiliary body sliding block matched with the inner ring sliding block is arranged on the inner wall of the auxiliary shell, and the axial displacement of the auxiliary shell is generated by the relative sliding of the main shell and the auxiliary shell.

7. A hand-held lamp as claimed in claim 6, wherein: the light-adjusting switch is electrically connected with the light-emitting source and is arranged on the inner ring sliding block, when the auxiliary shell slides relative to the main shell and the light-emitting gap is reduced to a preset position, the light-emitting source is turned off by the light-adjusting switch, when the auxiliary shell slides relative to the main shell and the light-emitting gap is enlarged and exceeds the preset position, the light-emitting source is turned on by the light-adjusting switch, and when the light-emitting gap is further enlarged, the light-emitting effect is enhanced.