A manually adjustable LED mining lamp with a collection and diffusion angle

Abstract

The present invention relates to the technical field of industrial and mining lamps, specifically to an LED industrial and mining lamp with manually adjustable focusing and diffusing angles. The LED industrial and mining lamp solves the problem that the light irradiation range of existing LED industrial and mining lamps cannot be changed during use, so that the light intensity in the irradiated area cannot be changed, thereby affecting the use, and the hanging installation is prone to shaking, causing the lamp to be unstable. The LED industrial and mining lamp comprises a light adjustment mechanism, a multi-stage heat dissipation mechanism and a shock-absorbing hoisting mechanism. The inner side of the light adjustment mechanism is installed with an electric irradiation mechanism, the upper end of the electric irradiation mechanism is installed with a shock-absorbing hoisting mechanism, the outer side of the shock-absorbing hoisting mechanism is installed with a multi-stage heat dissipation mechanism, and the light adjustment mechanism includes a guide ring, the inner side of the guide ring is slidably connected to a transmission pressure ring. The present invention can achieve the focusing and diffusing effects of the lighting by adjusting the light reflection angle of the industrial and mining lamp, and is convenient for sufficient heat dissipation and shock absorption of the entire lamp, and is convenient for stable installation and use in both hanging and fixed conditions.

Description

Technical Field

[0001] The present invention relates to the technical field of industrial and mining lamps, and in particular to an LED industrial and mining lamp with manually adjustable focusing and diffusing angles. Background Art

[0002] Mining lamps, also known as high bay lights, are high-efficiency indoor LED lamps that can be widely used in industrial plants, production workshops, supermarkets, sports and entertainment venues, warehouses, etc. Mining lamps are an important part of modern industrial lighting. Mining lamp lighting is closely related to industrial production. LED mining lamps have gradually come into people's field of vision with their advantages of directional light emission, low power consumption, good driving characteristics, fast response speed, high seismic resistance, long service life, and green environmental protection. LED light source lamps have become the world's most powerful new generation of energy-saving light sources that can replace traditional light sources.

[0003] During use, the existing LED mining lamps cannot change the light irradiation range, so the light intensity in the irradiation area cannot be changed, which affects the use. In addition, the hanging installation is prone to shaking, causing the lamp to be unstable. Therefore, it does not meet the existing needs. In this regard, we propose an LED mining lamp with manually adjustable focusing and diffraction angles. Summary of the Invention

[0004] The purpose of the present invention is to provide an LED mining lamp with manually adjustable focusing and diverging angles, so as to solve the problem in the above-mentioned background technology that the light irradiation range of existing LED mining lamps cannot be changed during use, so that the light intensity in the irradiated area cannot be changed, thereby affecting the use, and the hanging installation is prone to shaking, causing the lamp to be unstable.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a manually adjustable focusing and diffusing angle LED mining lamp, comprising a light adjustment mechanism, a multi-stage heat dissipation mechanism and a shock-absorbing hoisting mechanism, wherein the inner side of the light adjustment mechanism is equipped with an electric irradiation mechanism, the upper end of the electric irradiation mechanism is equipped with a shock-absorbing hoisting mechanism, the outer side of the shock-absorbing hoisting mechanism is equipped with a multi-stage heat dissipation mechanism, the light adjustment mechanism comprises a guide ring, the inner side of the guide ring is slidably connected to a transmission pressure ring, both sides of the transmission pressure ring are equipped with a transmission seat, and one end of the transmission seat is provided with a A plurality of positioning teeth, an adjustment knob is installed on the inner side of the middle part of the transmission seat, an annular protective cover is fixedly installed on the outer side of the upper end of the guide ring, two spring mounting plates are fixedly installed on the upper end of the annular protective cover, the upper end of the spring mounting plate is provided with a torsion spring, a positioning bent plate is fixedly installed on the outer side of the torsion spring, a sealing protective ring is installed on the inner side of the bottom end of the annular protective cover, a light-transmitting spacer is slidably connected to the inner side of the sealing protective ring, an elastic corrugated ring is installed on the lower end surface of the light-transmitting spacer, and an arc-shaped reflective ring is installed on the inner side of the elastic corrugated ring;

[0006] The multi-stage heat dissipation mechanism includes a heat dissipation seat, the bottom end of the heat dissipation seat is fixedly connected to the guide ring, a plurality of heat dissipation fins are provided on the outside of the heat dissipation seat, three heat-conducting hollow rings are installed between the plurality of heat-conducting hollow rings, and two annular racks are installed on the inner side of each of the heat-conducting hollow rings.

[0007] Preferably, the shock-absorbing lifting mechanism includes a limit sleeve, which is fixedly connected to the middle part of the heat sink, and the inner side of the limit sleeve is slidably connected to the center connecting rod, and a support spring is provided between the limit sleeve and the center connecting rod, and a connecting sleeve is installed on the outer side of the upper end of the center connecting rod, and two semicircular arc covers are installed on the outer side of the connecting sleeve, and a locking nut is installed in the middle of the upper end surfaces of the two semicircular arc covers, and a second lifting ring is installed on the inner side of the upper end of the connecting sleeve, and a threaded column is slidably connected to the inner side of the bottom end of the second lifting ring, and a first lifting ring is installed on the outer side of the upper end of the threaded column.

[0008] Preferably, the power-connected irradiation mechanism includes a power connection box, which is threadedly connected to the bottom end of the center connecting rod, and a connecting disk is fixedly installed on the lower end surface of the power connection box, a circuit board is installed on the inner side of the middle part of the connecting disk, a lamp bead disk is installed in the middle part of the lower end surface of the circuit board, a connecting ring is installed on the outer side of the bottom end of the lamp bead disk, a conical elastic cover is installed between the connecting ring and the connecting disk, the inner wall of the conical elastic cover is provided with a reflective film, and a driving IC chip and a temperature sensor are fixedly installed on the inner side of the power connection box.

[0009] Preferably, the upper end of the positioning bent plate is rotationally connected to the spring mounting plate through a torsion spring, a slot is provided at one end of the transmission seat, a plurality of positioning teeth are arranged on the inner side of the slot, and the bottom end of the positioning bent plate passes through the middle of the annular protective cover and is inserted between two adjacent positioning teeth.

[0010] Preferably, waist-shaped holes are provided on both sides of the guide ring, the end of the transmission seat away from the positioning bend plate passes through the waist-shaped hole and is fixedly connected to the transmission pressure ring, the upper end of the adjusting knob passes through the annular protective cover and is connected to the transmission seat by a thread, and the transmission pressure ring and the two transmission seats slide linearly back and forth along the axis of the adjusting knob.

[0011] Preferably, the bottom end of the conical elastic cover is inserted between the transmission pressure ring and the light-transmitting isolation plate, the bottom end of the conical elastic cover is slidingly connected to the light-transmitting isolation plate, the light-transmitting isolation plate is connected to the annular protective cover through an elastic corrugated ring, a sealing ring is provided between the side of the light-transmitting isolation plate and the sealing protective ring, the bottom ends of the sealing protective ring and the arc-shaped reflection ring are fixedly connected to the annular protective cover, and a light-shielding film is provided inside the arc-shaped reflection ring.

[0012] Preferably, the heat sink and the multiple heat sink fins are made of aluminum alloy, the heat sink and the multiple heat sink fins are integrally die-cast, the multiple heat sink fins are arranged in a circle relative to the axis of the heat sink, each of the heat-conducting hollow rings is composed of two semicircular hollow rings, the two adjacent hollow rings are welded and fixed, the lower end face of the heat-conducting hollow ring is provided with a liquid injection nozzle, and the interior of the heat-conducting hollow ring is filled with a heat-conducting medium.

[0013] Preferably, the upper ends of the two semicircular arc covers are inserted between the connecting sleeve and the locking nut, the upper end of the connecting sleeve passes through the two semicircular arc covers and is threadedly connected to the locking nut, the bottom end of the second lifting ring is inserted between the connecting sleeve and the central connecting rod, the bottom end of the threaded column passes through the second lifting ring and is threadedly connected to the central connecting rod, the upper end of the threaded column is threadedly connected to the first lifting ring, and the first lifting ring and the second lifting ring are installed in a mutually fitting manner.

[0014] Preferably, the upper end of the central connecting rod passes through the supporting spring and the limiting sleeve and is connected to the connecting sleeve through a thread, and the bottom end of the central connecting rod is connected to the limiting sleeve through the supporting spring.

[0015] Preferably, the surface of the electrical box is provided with a plurality of air holes, the connecting plate and the central connecting rod are fixedly connected through the electrical box, the connecting plate and the heat sink are connected by threads, the upper end of the lamp bead plate passes through the connecting ring and is fixedly connected to the circuit board, the lower end surface of the lamp bead plate is provided with a plurality of LED lamp beads arranged in a circle, the outer side of the connecting plate is provided with a plurality of screws, the screws pass through the connecting plate and the conical elastic cover and are connected to the connecting ring by threads, the connecting plate, the conical elastic cover and the connecting ring are connected and fixed by screws, and a sealing ring is provided between the lamp bead plate and the connecting ring.

[0016] Compared with the prior art, the present invention has the following beneficial effects:

[0017] 1. The present invention fits the first and second hanging rings together for installation, so that the entire lamp can be suspended and installed through the first and second hanging rings. The upper end of the threaded column is inserted into the inner side of the first hanging ring, thereby facilitating the fixation of the second hanging ring and the first hanging ring, thereby maintaining the stability of the suspension as a whole, realizing the selection of two installation modes of suspension and fixation of the lamp. Under the limiting action of the locking nut, the connecting sleeve drives the central connecting rod to slide linearly in the middle of the limiting sleeve and the two semicircular arc-shaped covers, and then the support spring can be used to elastically absorb shock when the lamp is suspended and installed. The light-transmitting spacer can support the conical elastic cover under the elastic support action of the elastic corrugated ring, thereby improving the installation stability of the power-connected irradiation mechanism.

[0018] 2. During the lighting process, the present invention can effectively further conduct heat through the heat-conducting hollow ring while the heat sink dissipates heat through the multiple heat-conducting fins, thereby maintaining a uniform heat dissipation effect of the heat sink through the multiple heat-conducting fins. The elastic corrugated ring is in a contracted state, and the adjustment knob drives the transmission pressure ring to move downward relative to the guide ring through the transmission seat, thereby pressing the bottom end of the conical elastic cover downward and driving the light-transmitting isolation plate to move downward inside the sealing protection ring. The lower part of the conical elastic cover is pressurized to adjust the degree of curvature of the conical elastic cover as a whole, thereby realizing a focusing operation of light.

[0019] 3. The present invention can provide sealing and light transmission to the inner side of the lamp bead plate and the conical elastic cover through the light-transmitting isolation plate, and can further guide the light through the arc-shaped reflection ring to avoid light waste. When the transmission seat moves downward, the bottom end of the positioning bent plate slides and engages with multiple positioning teeth, thereby facilitating the engagement and positioning of the transmission pressure ring adjustment position to maintain the stability of the conical elastic cover. When the adjustment knob is reversed, the transmission pressure ring can be moved upward for adjustment. At this time, the light-transmitting isolation plate can push up the conical elastic cover through the elastic corrugated ring, and then the conical elastic cover can be used to scatter the light. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic structural diagram of the present invention as a whole;

[0021] Figure 2 A top view of the present invention as a whole;

[0022] Figure 3 It is a schematic cross-sectional structure diagram of the present invention as a whole;

[0023] Figure 4 Schematic diagram of the cross-sectional structure of the light adjustment mechanism of the present invention;

[0024] Figure 5 It is a schematic diagram of the explosion structure of the present invention as a whole;

[0025] Figure 6 For the present invention Figure 4 Schematic diagram of the enlarged structure of area A in the middle;

[0026] Figure 7 A bottom view of the conical elastic cover of the present invention;

[0027] Figure 8 Schematic diagram of the exploded structure of the light adjustment mechanism of the present invention;

[0028] Figure 9 For the present invention Figure 4 Schematic diagram of the enlarged structure of the middle B area;

[0029] Figure 10This is a schematic diagram of the installation structure of the positioning teeth of the present invention.

[0030] In the figure: 1. Light adjustment mechanism; 101. Annular protective cover; 102. Positioning bent plate; 103. Torsion spring; 104. Spring mounting plate; 105. Guide ring; 106. Transmission pressure ring; 107. Sealing protective ring; 108. Transmission seat; 109. Adjustment knob; 110. Elastic corrugated ring; 111. Transparent spacer; 112. Arc-shaped reflective ring; 113. Positioning tooth; 2. Multi-stage heat dissipation mechanism; 201. Heat dissipation seat; 202. Heat dissipation fins; 203. Heat-conducting hollow ring; 204. Annular rack ; 3. Shock-absorbing lifting mechanism; 301. Semicircular arc cover; 302. First lifting ring; 303. Second lifting ring; 304. Locking nut; 305. Center connecting rod; 306. Limiting sleeve; 307. Support spring; 308. Threaded column; 309. Connecting sleeve; 4. Power connection and illumination mechanism; 401. Power connection box; 402. Connecting plate; 403. Circuit board; 404. Lamp bead plate; 405. Connecting ring; 406. Conical elastic cover; 407. Driver IC chip; 408. Temperature sensor; 409. Reflective film. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0032] See also Figures 1 to 10 , an embodiment provided by the present invention: a manually adjustable focusing and diffusing angle LED industrial and mining lamp, comprising a light adjustment mechanism 1, a multi-stage heat dissipation mechanism 2 and a shock-absorbing hoisting mechanism 3, the light adjustment mechanism 1 comprises a guide ring 105, the inner side of the guide ring 105 is slidably connected to a transmission pressure ring 106, both sides of the transmission pressure ring 106 are equipped with a transmission seat 108, one end of the transmission seat 108 is provided with a plurality of positioning teeth 113, an adjustment knob 109 is installed on the inner side of the middle part of the transmission seat 108, an annular protective cover 101 is fixedly installed on the outer side of the upper end of the guide ring 105, and two spring mounting plates 104 are fixedly installed on the upper end of the annular protective cover 101. A torsion spring 103 is provided at the upper end of the plate 104, and a positioning bent plate 102 is fixedly installed on the outer side of the torsion spring 103. Waist-shaped holes are provided on both sides of the guide ring 105. The end of the transmission seat 108 away from the positioning bent plate 102 passes through the waist-shaped hole and is fixedly connected to the transmission pressure ring 106. The upper end of the adjusting knob 109 passes through the annular protective cover 101 and is connected to the transmission seat 108 by a thread. The transmission pressure ring 106 and the two transmission seats 108 slide back and forth linearly along the axis of the adjusting knob 109. The positioning bent plate 102 can be elastically supported by the torsion spring 103 to maintain the elastic rotation of the positioning bent plate 102 during the adjustment process of the transmission seat 108.

[0033] The upper end of the positioning bent plate 102 is rotatably connected to the spring mounting plate 104 via a torsion spring 103. A slot is provided at one end of the transmission seat 108, and a plurality of positioning teeth 113 are arranged on the inner side of the slot. The bottom end of the positioning bent plate 102 passes through the middle of the annular protective cover 101 and is inserted between two adjacent positioning teeth 113, so that the bottom end of the positioning bent plate 102 is slidably engaged with the plurality of positioning teeth 113, thereby facilitating the engagement and positioning of the transmission pressure ring 106 for adjusting the position, thereby maintaining the stability of the conical elastic cover 406.

[0034] In addition, a sealing protection ring 107 is installed on the inner side of the bottom end of the annular protective cover 101, and a transparent isolation plate 111 is slidably connected to the inner side of the sealing protection ring 107. An elastic corrugated ring 110 is installed on the lower end face of the transparent isolation plate 111, and an arc-shaped reflection ring 112 is installed on the inner side of the elastic corrugated ring 110. The transparent isolation plate 111 is connected to the annular protective cover 101 through the elastic corrugated ring 110, and a sealing ring is provided between the side of the transparent isolation plate 111 and the sealing protection ring 107. The bottom ends of the sealing protection ring 107 and the arc-shaped reflection ring 112 are fixedly connected to the annular protective cover 101, and a light-shielding film is provided inside the arc-shaped reflection ring 112. The vertical sliding of the conical elastic cover 406 enables the elastic corrugated ring 110 to adjust the overall bending degree of the conical elastic cover 406, thereby realizing the focusing and scattering operations of the light.

[0035] See also Figures 1 to 3 , an electric irradiation mechanism 4 is installed on the inner side of the light adjustment mechanism 1, a shock-absorbing hoisting mechanism 3 is installed on the upper end of the electric irradiation mechanism 4, and a multi-stage heat dissipation mechanism 2 is installed on the outer side of the shock-absorbing hoisting mechanism 3. The multi-stage heat dissipation mechanism 2 includes a heat dissipation seat 201, the bottom end of the heat dissipation seat 201 is fixedly connected to the guide ring 105, and a plurality of heat dissipation fins 202 are provided on the outer side of the heat dissipation seat 201. The heat dissipation seat 201 and the plurality of heat dissipation fins 202 are made of aluminum alloy. The heat dissipation seat 201 and the plurality of heat dissipation fins 202 are integrally die-cast. The plurality of heat dissipation fins 202 are arranged circumferentially relative to the axis of the heat dissipation seat 201, and the heat dissipation seat 201 performs integrated heat dissipation through the plurality of heat dissipation fins 202;

[0036] Three heat-conducting hollow rings 203 are installed between multiple heat-conducting fins 202, and two annular racks 204 are installed on the inner side of each heat-conducting hollow ring 203. Each heat-conducting hollow ring 203 is composed of two semicircular hollow rings, and the two adjacent hollow rings are welded and fixed. The lower end face of the heat-conducting hollow ring 203 is provided with a liquid injection nozzle, and the interior of the heat-conducting hollow ring 203 is filled with a heat-conducting medium. The heat can be further effectively conducted through the heat-conducting hollow ring 203, so that the heat sink 201 can achieve uniform heat dissipation through multiple heat-conducting fins 202.

[0037] See also Figure 2 、 Figure 3 and Figure 6 The shock-absorbing lifting mechanism 3 includes a limiting sleeve 306, which is fixedly connected to the middle of the heat sink 201. The inner side of the limiting sleeve 306 is slidably connected to the center connecting rod 305. A support spring 307 is provided between the limiting sleeve 306 and the center connecting rod 305. A connecting sleeve 309 is installed on the outer side of the upper end of the center connecting rod 305. The upper end of the center connecting rod 305 passes through the support spring 307 and the limiting sleeve 306 and is connected to the connecting sleeve 309 by a thread. The bottom end of the center connecting rod 305 is connected to the limiting sleeve 306 through the support spring 307. Two semicircular arcs are installed on the outer side of the connecting sleeve 309. The upper end of the two semi-circular arc-shaped covers 301 is inserted between the connecting sleeve 309 and the locking nut 304. The upper end of the connecting sleeve 309 passes through the two semi-circular arc-shaped covers 301 and is connected to the locking nut 304 by a thread. Under the limiting action of the locking nut 304, the connecting sleeve 309 drives the central connecting rod 305 to slide linearly between the limiting sleeve 306 and the middle of the two semi-circular arc-shaped covers 301, and then the support spring 307 can be used to perform elastic shock absorption when the lamp is suspended.

[0038] A second hanging ring 303 is installed on the inner side of the upper end of the connecting sleeve 309, and the bottom end of the second hanging ring 303 is inserted between the connecting sleeve 309 and the center connecting rod 305. The inner side of the bottom end of the second hanging ring 303 is slidably connected with a threaded column 308, and the outer side of the upper end of the threaded column 308 is installed with the first hanging ring 302. The bottom end of the threaded column 308 passes through the second hanging ring 303 and is threadedly connected to the center connecting rod 305. The upper end of the threaded column 308 is threadedly connected to the first hanging ring 302. The first hanging ring 302 and the second hanging ring 303 are installed in a mutually fitting manner. By rotating the threaded column 308, the upper end of the threaded column 308 is inserted into the inner side of the first hanging ring 302, which facilitates the fixation of the second hanging ring 303 and the first hanging ring 302, thereby maintaining the stability of the suspension as a whole, and realizing the rotation selection of the two installation methods of suspension and fixation of the lamp.

[0039] See also Figures 3 to 7The electrical irradiation mechanism 4 includes a connection box 401, which is connected to the bottom end of the center connecting rod 305 by a threaded connection. A driver IC chip 407 and a temperature sensor 408 are fixedly installed on the inner side of the connection box 401. A connection plate 402 is fixedly installed on the lower end surface of the connection box 401. A plurality of air holes are provided on the surface of the connection box 401. The connection plate 402 is fixedly connected to the center connecting rod 305 through the connection box 401. The connection plate 402 is fixedly connected to the heat sink 201 by a threaded connection. A circuit board 403 is installed on the inner side of the middle of the connecting plate 402, a lamp bead plate 404 is installed in the middle of the lower end surface of the circuit board 403, a connecting ring 405 is installed on the outer side of the bottom end of the lamp bead plate 404, the upper end of the lamp bead plate 404 passes through the connecting ring 405 and is fixedly connected to the circuit board 403, and a plurality of LED lamp beads arranged in a circle are provided on the lower end surface of the lamp bead plate 404, and the multiple LED lamp beads provided at the bottom end of the lamp bead plate 404 can provide multi-point lighting;

[0040] A conical elastic cover 406 is installed between the connecting ring 405 and the connecting disk 402. The bottom end of the conical elastic cover 406 is inserted between the transmission pressure ring 106 and the light-transmitting isolation plate 111. The bottom end of the conical elastic cover 406 is slidably connected to the light-transmitting isolation plate 111. The inner wall of the conical elastic cover 406 is provided with a reflective film 409. The outer side of the connecting disk 402 is provided with a plurality of screws. The screws pass through the connecting disk 402 and the conical elastic cover 406 and are connected to the connecting ring 405 by threads. The connecting disk 402 and the conical elastic cover 406 are connected to the connecting ring 405 by threads. The elastic cover 406 and the connecting ring 405 are fixed by screws, and a sealing ring is provided between the lamp bead plate 404 and the connecting ring 405. The light is reflected with multiple curvatures through the conical reflective film 409, thereby realizing the angle determination of the light of the lamp, and the light-transmitting isolation plate 111 is elastically supported by the elastic corrugated ring 110, which can keep the light-transmitting isolation plate 111 always in contact with the bottom end of the conical elastic cover 406, thereby providing sealing and light transmission to the inner sides of the lamp bead plate 404 and the conical elastic cover 406.

[0041] In summary, the connecting disk 402 is placed between the connecting disk 402 and the conical elastic cover 406, so that the upper end of the lamp bead disk 404 passes through the connecting ring 405 and is fixedly connected to the circuit board 403, and the upper end of the conical elastic cover 406 is inserted between the connecting disk 402 and the connecting ring 405, so that the connecting disk 402, the connecting ring 405 and the conical elastic cover 406 are fixedly connected by screws, and then the power connection irradiation mechanism 4 is inserted into the inner side of the bottom end of the heat sink 201, so that the connecting disk 402 and the heat sink 201 are connected by threads, and the electrical box 401 and the center connecting rod 305 are connected by threads, and then the circuit board 403 can be sealed and isolated by the connecting disk 402, the conical elastic cover 406, the connecting ring 405 and the lamp bead disk 404, and the electrical box 401 can be sealed by the connecting disk 402, the heat sink 201 and the limiting sleeve 306;

[0042] The first hanging ring 302 and the second hanging ring 303 are installed together so that the whole can be suspended by the first hanging ring 302 and the second hanging ring 303. By rotating the threaded column 308, the upper end of the threaded column 308 is inserted into the inner side of the first hanging ring 302, thereby facilitating the fixation of the second hanging ring 303 and the first hanging ring 302. The whole can maintain the stability of the suspension, realizing both suspension and fixed installation methods of the lamp.

[0043] The bottom end of the center connecting rod 305 is connected to the limiting sleeve 306 through the support spring 307, and the two ends of the connecting sleeve 309 are connected to the locking nut 304 and the center connecting rod 305 through threads, so that under the limiting action of the locking nut 304, the connecting sleeve 309 drives the center connecting rod 305 to slide linearly in the middle of the limiting sleeve 306 and the two semicircular arc covers 301, and then the support spring 307 can perform elastic shock absorption when the lamp is suspended and installed.

[0044] When the power is turned on, the lamp bead plate 404 is connected to electricity through the driver IC chip 407 and the circuit board 403, so that the multiple LED lamp beads provided at the bottom of the lamp bead plate 404 can perform multi-point lighting and the reflective film 409 provided on the inner wall of the conical elastic cover 406 can reflect the light at multiple curvatures, thereby realizing the angle determination of the light of the lamp. A light-transmitting spacer 111 is installed on the lower end surface of the conical elastic cover 406, and an elastic corrugated ring 110 and an arc-shaped reflective ring 112 are installed between the light-transmitting spacer 111 and the annular protective cover 101, so that the light-transmitting spacer 111 can support the conical elastic cover 406 under the elastic support of the elastic corrugated ring 110, thereby improving the installation stability of the power-connected irradiation mechanism 4;

[0045] An annular rack 204 is installed on the inner side of the heat-conducting hollow ring 203, and the interior of the heat-conducting hollow ring 203 is filled with a heat-conducting medium. During the lighting process, the heat sink 201 dissipates heat through the multiple heat-conducting fins 202, and the heat-conducting hollow ring 203 can effectively further conduct the heat, so that the heat sink 201 can achieve a uniform heat dissipation effect through the multiple heat-conducting fins 202;

[0046] When adjusting the light for focusing and astigmatism, the elastic corrugated ring 110 is in a contracted state, and the adjusting knob 109 is rotated, so that the adjusting knob 109 drives the transmission pressure ring 106 to move downward relative to the guide ring 105 through the transmission seat 108, and then the transmission pressure ring 106 presses down the bottom end of the conical elastic cover 406 and drives the transparent isolation plate 111 to move downward inside the sealing protection ring 107, so that the lower part of the conical elastic cover 406 is pressed to adjust the overall curvature of the conical elastic cover 406, thereby achieving the light focusing operation;

[0047] The inner sides of the lamp bead plate 404 and the conical elastic cover 406 can be sealed and transparent through the light-transmitting isolation plate 111, and the light can be further guided through the arc-shaped reflection ring 112 to avoid light waste. When the transmission seat 108 moves downward, the upper end of the positioning bent plate 102 and the spring mounting plate 104 are elastically rotated through the torsion spring 103, so that the bottom end of the positioning bent plate 102 is slidably engaged with the multiple positioning teeth 113, thereby facilitating the engagement and positioning of the transmission pressure ring 106 to adjust the position and maintain the stability of the conical elastic cover 406. When the adjustment knob 109 is reversed, the transmission pressure ring 106 can be moved upward for adjustment. At this time, the light-transmitting isolation plate 111 can push up the conical elastic cover 406 through the elastic corrugated ring 110, and then the light can be scattered through the conical elastic cover 406.

[0048] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the invention can be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be included therein. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. A manually adjustable LED mining lamp with a focusing and diffusing angle, comprising a light adjustment mechanism (1), a multi-stage heat dissipation mechanism (2) and a shock-absorbing hoisting mechanism (3), characterized in that: The light adjustment mechanism (1) is provided with an electric irradiation mechanism (4) on the inner side, a shock-absorbing hoisting mechanism (3) is provided on the upper end of the electric irradiation mechanism (4), and a multi-stage heat dissipation mechanism (2) is provided on the outer side of the shock-absorbing hoisting mechanism (3). The light adjustment mechanism (1) comprises a guide ring (105), a transmission pressure ring (106) is slidably connected to the inner side of the guide ring (105), a transmission seat (108) is provided on both sides of the transmission pressure ring (106), a plurality of positioning teeth (113) are provided at one end of the transmission seat (108), an adjustment knob (109) is provided on the inner side of the middle part of the transmission seat (108), and an outer ring (109) is provided on the upper end of the guide ring (105). An annular protective cover (101) is fixedly mounted on the side, two spring mounting plates (104) are fixedly mounted on the upper end of the annular protective cover (101), a torsion spring (103) is provided on the upper end of the spring mounting plate (104), a positioning bent plate (102) is fixedly mounted on the outer side of the torsion spring (103), a sealing protective ring (107) is mounted on the inner side of the bottom end of the annular protective cover (101), a light-transmitting isolation plate (111) is slidably connected to the inner side of the sealing protective ring (107), an elastic corrugated ring (110) is mounted on the lower end surface of the light-transmitting isolation plate (111), and an arc-shaped reflection ring (112) is mounted on the inner side of the elastic corrugated ring (110); The multi-stage heat dissipation mechanism (2) comprises a heat dissipation seat (201), the bottom end of the heat dissipation seat (201) is fixedly connected to the guide ring (105), a plurality of heat dissipation fins (202) are provided on the outside of the heat dissipation seat (201), three heat-conducting hollow rings (203) are installed between the plurality of heat-conducting hollow rings (202), and two annular racks (204) are installed on the inner side of each heat-conducting hollow ring (203); The shock-absorbing hoisting mechanism (3) includes a limiting sleeve (306), the limiting sleeve (306) is fixedly connected to the middle of the heat sink (201), the inner side of the limiting sleeve (306) is slidably connected to the central connecting rod (305), a support spring (307) is provided between the limiting sleeve (306) and the central connecting rod (305), a connecting sleeve (309) is installed on the outer side of the upper end of the central connecting rod (305), two semicircular arc-shaped covers (301) are installed on the outer side of the connecting sleeve (309), a locking nut (304) is installed in the middle of the upper end surface of the two semicircular arc-shaped covers (301), a second lifting ring (303) is installed on the inner side of the upper end of the connecting sleeve (309), a threaded column (308) is slidably connected to the inner side of the bottom end of the second lifting ring (303), and a first lifting ring (302) is installed on the outer side of the upper end of the threaded column (308); The power-connected irradiation mechanism (4) comprises a power connection box (401), the power connection box (401) being connected to the bottom end of the central connecting rod (305) via a threaded connection, a connection disk (402) being fixedly mounted on the lower end surface of the power connection box (401), a circuit board (403) being mounted on the inner side of the middle portion of the connection disk (402), a lamp bead disk (404) being mounted on the middle portion of the lower end surface of the circuit board (403), a connection ring (405) being mounted on the outer side of the bottom end of the lamp bead disk (404), a conical elastic cover (406) being mounted between the connection ring (405) and the connection disk (402), a reflective film (409) being provided on the inner wall of the conical elastic cover (406), and a driver IC chip (407) and a temperature sensor (408) being fixedly mounted on the inner side of the power connection box (401); The upper end of the positioning bent plate (102) is rotatably connected to the spring mounting plate (104) via a torsion spring (103); one end of the transmission seat (108) is provided with a slot, a plurality of positioning teeth (113) are arranged on the inner side of the slot, and the bottom end of the positioning bent plate (102) passes through the middle of the annular protective cover (101) and is inserted between two adjacent positioning teeth (113); Both sides of the guide ring (105) are provided with waist-shaped holes, and one end of the transmission seat (108) away from the positioning bent plate (102) passes through the waist-shaped hole and is fixedly connected to the transmission pressure ring (106). The upper end of the adjustment knob (109) passes through the annular protective cover (101) and is connected to the transmission seat (108) by a thread. The transmission pressure ring (106) and the two transmission seats (108) slide linearly back and forth along the axis of the adjustment knob (109).

2. The LED mining lamp with manually adjustable focusing and diffusing angles according to claim 1, characterized in that: The bottom end of the conical elastic cover (406) is inserted between the transmission pressure ring (106) and the light-transmitting isolation plate (111), the bottom end of the conical elastic cover (406) is slidably connected to the light-transmitting isolation plate (111), the light-transmitting isolation plate (111) is connected to the annular protective cover (101) through an elastic corrugated ring (110), a sealing ring is provided between the side of the light-transmitting isolation plate (111) and the sealing protection ring (107), the bottom ends of the sealing protection ring (107) and the arc-shaped reflection ring (112) are fixedly connected to the annular protective cover (101), and a light-shielding film is provided inside the arc-shaped reflection ring (112).

3. The LED mining lamp with manually adjustable focusing and diffusing angles according to claim 2, characterized in that: The heat sink (201) and the plurality of heat sink fins (202) are made of aluminum alloy. The heat sink (201) and the plurality of heat sink fins (202) are integrally die-cast. The plurality of heat sink fins (202) are arranged in a circle relative to the axis of the heat sink (201). Each of the heat-conducting hollow rings (203) is composed of two semicircular hollow rings. Two adjacent hollow rings are welded and fixed. A liquid injection nozzle is provided on the lower end surface of the heat-conducting hollow ring (203). The interior of the heat-conducting hollow ring (203) is filled with a heat-conducting medium.

4. The LED mining lamp with manually adjustable focusing and diffusing angles according to claim 3, characterized in that: The upper ends of the two semicircular arc covers (301) are inserted between the connecting sleeve (309) and the locking nut (304), the upper end of the connecting sleeve (309) passes through the two semicircular arc covers (301) and is connected to the locking nut (304) by threading, the bottom end of the second lifting ring (303) is inserted between the connecting sleeve (309) and the central connecting rod (305), the bottom end of the threaded column (308) passes through the second lifting ring (303) and is connected to the central connecting rod (305) by threading, the upper end of the threaded column (308) is connected to the first lifting ring (302) by threading, and the first lifting ring (302) and the second lifting ring (303) are installed in a mutually fitting manner.

5. The LED mining lamp with manually adjustable focusing and diffusing angles according to claim 4, characterized in that: The upper end of the central connecting rod (305) passes through the supporting spring (307) and the limiting sleeve (306) and is connected to the connecting sleeve (309) via a threaded connection. The lower end of the central connecting rod (305) is connected to the limiting sleeve (306) via the supporting spring (307).

6. The LED mining lamp with manually adjustable focusing and diffusing angles according to claim 5, characterized in that: The surface of the electrical connection box (401) is provided with a plurality of ventilation holes. The connection disk (402) is fixedly connected to the central connecting rod (305) via the electrical connection box (401). The connection disk (402) is connected to the heat sink (201) via a threaded connection. The upper end of the lamp bead disk (404) passes through the connecting ring (405) and is fixedly connected to the circuit board (403). The lower end surface of the lamp bead disk (404) is provided with a plurality of LED lamp beads arranged in a circumferential pattern. The outer side of the connection disk (402) is provided with a plurality of screws, which pass through the connection disk (402) and the conical elastic cover (406) and are connected to the connecting ring (405) via a threaded connection. The connection disk (402), the conical elastic cover (406) and the connecting ring (405) are connected and fixed via screws. A sealing ring is provided between the lamp bead disk (404) and the connecting ring (405).

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