CN101943378B - Compression device - Google Patents

Abstract

The invention relates to a packing device, in particular to a device which can firmly pack a light-emitting unit in a base, wherein the base of the packing device is internally provided with a containing space with a hollow hole at the bottom for containing a circuit board with a plurality of electrode pins, a containing seat of the packing unit is arranged in the containing space, the packing unit is assembled by utilizing a combination unit outside the containing space of the base, a packing cover body of the packing unit is tightly propped against the containing seat and is tightly packed in the containing space, the light-emitting unit arranged in the containing space of the containing seat can be supplied, a plurality of electrode parts are respectively and electrically contacted with each electrode pin of the circuit board, a radiator arranged at the bottom is exposed out of the base, the purposes of packing the light-emitting unit and the circuit board and electrically connecting to stabilize the light-emitting, and the heat dissipation is assisted by the radiator, and a waterproof gasket is arranged at the bottom of the base to have the waterproof effect, and the light-emitting unit and the base can be rapidly and repeatedly assembled and disassembled, so that the light-emitting unit can be conveniently replaced.

Description

Compression device

technical field

The invention relates to an LED lamp, especially through the relative pressing assembly of the pressing unit and the base, so that the light-emitting unit and the circuit board can be stably electrically connected to emit light stably, and then the heat sink at the bottom of the light-emitting unit can be used to assist rapid heating. External heat dissipation, waterproof and repeatable disassembly for replacement and maintenance.

Background technique

At present, countries around the world are actively implementing energy saving, reducing carbon dioxide emissions, afforestation, and using electronic products with power-saving effects in order to slow down global warming and make life easier. The space is more comfortable. In terms of lighting, the use of many power-saving lamps can reduce power consumption. In recent years, using more power-saving light-emitting diodes (LEDs) as light sources for lighting lamps can save energy consumption even more. Lighting products related to light-emitting diodes, such as bulbs, fluorescent lamps, table lamps, lamps, flashlights, backlight tubes, etc., have been developed and manufactured one after another. However, the light-emitting diodes used in various lighting fixtures must have better lighting brightness. High-efficiency light-emitting diodes are fixed on a circuit board with a plurality of light-emitting chips and light-emitting bodies. Through the control and power supply of the circuit board, in order to make the plurality of light-emitting diodes emit light, even if the light-emitting diodes have the function of saving energy and carbon, and the lighting brightness It is no worse than ordinary light bulbs and tubes. However, LEDs still have a limited service life. At the same time, LEDs will generate high temperature during use. Timely heat dissipation is necessary to avoid damage to LEDs due to high temperatures, or shorten LEDs. However, in actual use, there are still many deficiencies and problems, such as:

(1) After a plurality of light-emitting diodes are fixed on the circuit board, the assembled lamps such as light bulbs or lamp tubes cannot be disassembled during use. Therefore, if any of the light-emitting diodes is damaged or malfunctions , the entire group of lamps must be replaced, and re-assembled and positioned, which is quite troublesome and inconvenient when performing maintenance and replacement operations. However, most of the undamaged LEDs in the replaced faulty lamps cannot be reused, which causes waste. .

(2) Lamps composed of light-emitting diodes are usually equipped with a plurality of light-emitting chips or light-emitting bodies, which are assembled on the circuit board, and the light display of the light-emitting bodies or light-emitting chips is controlled through the circuit board, but the combination of the circuit board and the light-emitting diodes is impossible. Separated, when replacing the lamp, the circuit board must be replaced together with the light-emitting diodes, the circuit board cannot be reused, and resources are wasted.

(3) Lamps made of light-emitting diodes must be checked again to see if the power transmission is normal after replacement. The heat energy is accumulated in the lamps of the light-emitting diodes, and the service life of the light-emitting diodes is shortened.

Therefore, in view of the above-mentioned problems and deficiencies, the inventor collected relevant information, evaluated and considered in many ways, and based on years of experience accumulated in this industry, through continuous trial and modification, he began to develop this kind of light-emitting diode. The birther of the research and development patent for the fast installation, maintenance and replacement of relevant lamps and lanterns.

Contents of the invention

Aiming at the deficiencies of the prior art, the object of the present invention is to provide an emergency device to solve the cumbersome, time-consuming and labor-intensive installation work that must be repaired and replaced due to damage to the existing light-emitting diode lamps when they are in use. And the problem of poor heat dissipation.

In order to achieve the above object, the technical scheme adopted in the present invention is:

A pressing device is a pressing device that can firmly press the light-emitting unit in the base and abut against the preset heat dissipation device, and is characterized in that it at least includes a base, a pressing unit, a combining unit and a light-emitting unit The unit consists of:

The base is provided with an accommodating space with a hollow hole on the inner bottom surface, and a circuit board with at least two electrode pins is arranged in the accommodating space;

The pressing unit is assembled outside the base and in the accommodation space, and the pressing unit is provided with a storage seat that can be placed in the accommodation space, and a storage space with a through hole on the inner bottom surface is provided in the storage space, The pressing unit is further provided with a pressing cover that can be combined with the outside of the base and resist the receiving seat to be pressed in the accommodation space;

The combination units are respectively arranged between the outside of the base and the inside of the pressing cover, so that the pressing cover can be fastened and assembled on the outside of the base; and

The light-emitting unit is placed in the storage space of the storage seat of the pressing unit, and the light-emitting unit is provided with a plurality of electrode parts that can be electrically contacted with each electrode pin of the circuit board, and each electrode part is electrically connected with a The circuit substrate of the plurality of illuminants is provided with a heat sink on the other side of the circuit substrate to assist heat dissipation and cooling.

Compared with prior art, the beneficial effect that the present invention has is:

1. The base of the pressing device contains a circuit board, and the circuit board has electrode pins, and then the pressing unit is combined outside the base, and the pressing cover of the pressing unit is held against the storage The seat is pressed tightly in the base, that is, the light-emitting unit placed in the storage space of the storage seat, and a plurality of electrode parts are electrically contacted with each electrode pin of the circuit board, so as to achieve the tight electrical connection between the light-emitting unit and the circuit board , and the purpose of stable and continuous light emission.

2. The accommodation space of the base has a hollow hole, and the storage seat of the pressing unit has a through hole, so that when the light-emitting unit is placed in the storage space of the storage seat, the radiator connected to the bottom of the light-emitting unit can be The outside of the base is exposed through the through hole or the hollow hole, and a cooling device, cooling fins, cooling fan, etc. can also be installed on the outside of the radiator to achieve the purpose of assisting the light-emitting unit to quickly dissipate heat.

3. When the base of the adapter module is assembled on the surface of the preset heat sink, a waterproof gasket is provided between the bottom of the base and the surface of the heat sink to prevent moisture from penetrating into the bottom of the storage seat from the surface of the preset heat sink, and It will not affect the electrical conduction effect of the light emitting unit.

4. The outer side of the base and the inner side of the tightening cover of the tightening unit are provided with a combination unit, which can be used for the tightening cover to resist the storage seat and tighten it in the storage space of the base, and for the tightening cover It can be quickly assembled and disassembled with the base to replace and maintain the light-emitting unit in the storage seat of the pressing unit, so as to facilitate assembly and maintenance.

Description of drawings

Fig. 1 is the perspective view of the present invention;

Fig. 2 is the three-dimensional exploded view of the present invention;

Fig. 3 is a side view sectional exploded view (1) of the present invention;

Fig. 4 is a side view sectional exploded view (two) of the present invention;

Fig. 5 is a side view sectional view of the present invention;

Figure 6 is a side sectional view of a preferred embodiment of the present invention;

Fig. 7 is a perspective view of another embodiment of the present invention.

Explanation of reference signs: 1-base; 10-accommodating space; 120-through hole; 101-hollow hole; 121-electrode pin; 102-limiting hole; Fixed part; 11-rising body; 141-fixing hole; 110-inner hole; 142-locking piece; 111-through hole; 15-waterproof gasket; 12-circuit board; 214-outer wall surface; 210-storage space; 22-pressing cover body; 211-through hole; 221-resisting edge; 212-round hole; 23-gasket; 31-external thread; 32-internal thread; 4-light-emitting unit; 41-circuit substrate; 421-light-transmitting surface; 411-luminous body; 43-radiator; Optical layer; 5-positioning part; 51-positioning convex body; 52-positioning groove; 6-radiating device.

Detailed ways

In order to achieve the above-mentioned purpose and effect, the technical means adopted by the present invention and its specific implementation methods are hereby drawn to illustrate in detail the features and functions of the preferred embodiments of the present invention as follows, so as to facilitate a complete understanding.

Please refer to Fig. 1, Fig. 2, shown in Fig. 3, Fig. 4, it is three-dimensional appearance diagram, three-dimensional exploded view of the present invention, side view section exploded view (one), side view section exploded view (two), by the figure It can be clearly seen from the illustration that the pressing device of the present invention at least includes a base 1, a pressing unit 2, a combining unit 3 and a light emitting unit 4, wherein:

The base 1 has an accommodating space 10 inside, and the inner bottom surface of the accommodating space 10 has a hollow hole 101 penetrating through it, and a plurality of limit holes 102 are arranged on the periphery of the hollow hole 101, and a pad is placed in the accommodating space 10. The high body 11, the circuit board 12, and the raised body 11 are hollow and ring-shaped, and have a through inner hole 110 inside, and a plurality of through holes 111 are arranged on the periphery of the inner hole 110, and hollow through holes are provided on the surface of the circuit board 12 120, and a plurality of electrode pins 121 protrude from the periphery of the through hole 120, and one side of each electrode pin 121 is fixed and positioned in each limiting hole 102 of the accommodating space 10, so that the circuit board 12 Positioned in the accommodating space 10 , an engaging portion 13 is provided outside the base 1 , and a plurality of fixing portions 14 protrude from the outer surface of the engaging portion 13 .

The pressing unit 2 at least includes a storage seat 21 and a pressing cover 22, and the storage seat 21 has a storage space 210 inside, and a through hole 211 is provided on the inner bottom surface of the storage space 210, and a through hole 211 is provided on the periphery of the through hole 211. A plurality of round holes 212, and an annular pressing ring 213 protrudes from the outer wall surface 214 of the receiving seat 21, so that the outer part of the receiving seat 21 can be covered by a hollow annular pressing cover body 22 for pressing The resisting edge 221 protruding from the inner wall of the cover body 22 abuts against the pressing ring 213 outside the receiving seat 21 , and the receiving seat 21 is provided with a gasket 23 on the outer surface of the through hole 211 .

The coupling unit 3 is respectively formed on the outside of the connecting portion 13 of the base 1 and between the inner wall surface of the tightening cover 22 of the tightening unit 2, then the combining unit 3 can be formed with external threads 31 and tightening on the outside of the connecting portion 13. The inner wall surface of the cover body 22 is provided with an internal thread 32, so as to use the external thread 31 and the internal thread 32 as a relative rotation combination, and the coupling unit 3 can also be respectively provided on the outside of the connecting part 13 and tightly on the inner wall surface of the cover body 22. Combination components such as clamping body and clamping groove.

The light-emitting unit 4 is provided with a circuit substrate 41 with a circuit layout, and the surface of the circuit substrate 41 is provided with a plurality of arrayed luminous bodies 411, and the plurality of luminous bodies 411 are electrically connected to at least two hollow tubular electrode parts 412, The plurality of electrode parts 412 extend outside the circuit substrate 41, and then on the surface of the plurality of illuminants 411 of the circuit substrate 41, a light-transmitting layer 42 that can transmit light is packaged, and the surface of one side of the light-transmitting layer 42 has a light-transmitting surface. 421, and on the surface of the other side of the circuit substrate 41 away from the plurality of light emitters 411, a heat sink 43 and a heat dissipation pad 44 may be connected.

The inner wall surface 103 of the accommodating space 10 of the above-mentioned base 1 and the outer wall surface 214 of the receiving seat 21 of the pressing unit 2 can form the positioning part 5 respectively, and the positioning part 5 can be formed on the inner wall surface 103 of the accommodating space 10 and the receiving seat 21. The outer wall surface 214 forms the positioning convex body 51 and the positioning groove 52 respectively, and can also be a type of positioning member in the form of a dovetail seat body and a dovetail slot hole, or a type of a slider and a chute, which can be used for mutual Docking and assembly; the circuit board 12 in the accommodating space 10 of the base 1 uses a plurality of electrode pins 121 to pass through the limiting holes 102 of the base 1, so that the plurality of electrode pins 121 can be electrically connected to the outside A power supply (not shown in the figure) is preset to provide the power required by the circuit board 12 .

And above-mentioned each component is to utilize the accommodating space 10 of base 1 for the accommodation seat 21 of pressing unit 2 to insert when assembling, then with each positioning convex body 51 of each positioning part 5 in the inner surface of accommodating space 10, Respectively embedded in the positioning grooves 52 of the positioning parts 5 on the outer surface of the receiving seat 21, to form a locking position and prevent the receiving seat 21 from rotating axially in the accommodating space 10, then by the accommodating space 10 of the base 1 The circuit board 12 on the heightening body 11 stands upright in the accommodation space 10 with the electrode pins 121 respectively, so that the accommodation space 10 can be used for the accommodation seat 21 of the pressing unit 2 to be inserted, and the accommodation seat 21 is in the accommodation space. The light-emitting unit 4 is integrally formed in the space 210, so that the light-emitting unit 4 is combined with the storage space 210 of the storage seat 21 without detachment, and the light-transmitting layer 42 of the light-emitting unit 4 is positioned inside the storage space 210, and the light-emitting unit 4 The electrode parts 412 provided on the outside of the circuit board 41 face the circular holes 212 on the inner bottom surface of the storage space 210 respectively, and the radiator 43 and the heat dissipation gasket 44 at the bottom of the light emitting unit 4 pass through the bottom of the storage space 210. The hole 211 extends out of the receiving seat 21, so that the receiving seat 21 and the light-emitting unit 4 can be placed together in the housing space 10 of the base 1, and the light-emitting unit 4 uses the hollow tubular electrode parts on the surface of the circuit board 41. 412, electrically socketed outside each electrode pin 121 at the side edge of the surface of the circuit board 12, for the circuit board 41 and the circuit board 12 to form an electrical connection and conduction, and the radiator 43 on the other side of the light emitting unit 4 , heat dissipation gasket 44, then pass through the hollow hole 101 of the accommodation space 10, in order to expose the radiator 43 and the heat dissipation gasket 44 outside the bottom of the base 1, the pressing cover body 22 of the pressing unit 2 can be covered Outside the base 1, the external thread 31 provided by the coupling unit 3 outside the fixed part 14 by virtue of the base 1 cooperates with the internal thread 32 provided by the coupling unit 3 that tightens the inner ring surface of the cover body 22 for relative rotation. Combining, and then use the pressing edge 221 protruding from the inner side of the cover body 22 to press and hold the pressing ring 213 outside the receiving seat 21, so as to push the receiving seat 21 and the light-emitting unit 4 into the receiving space 10 Pressing tightly, the electrode parts 412 on both sides of the circuit board 41 are respectively connected to the electrode pins 121 on the surface of the circuit board 12 in the accommodating space 10, and are indeed nested, combined and stably form electrical contact. That is, the circuit board 12 is connected to an external preset power supply, and through the electrical conduction of each electrode pin 121 and the electrode part 412, the power supply required for the illumination of the plurality of luminous bodies 411 on the circuit board 41 is provided, that is, the assembling cost of the present invention is urgent. device.

And the plurality of light emitting bodies 411 provided on the circuit substrate 41 of the light emitting unit 4 can be light emitting diodes (LED lamps), high power light emitting diodes, light emitting chips, SMT type light emitting diodes, etc. body 411; and the thermal energy and heat temperature generated by the plurality of luminous bodies 411 of the light emitting unit 4 when emitting light can be guided by the heat sink 43 and the heat dissipation pad 44 on the other side surface of the circuit board 41, so as to be directed towards the base 1 External heat dissipation, auxiliary light-emitting unit 4 for rapid heat dissipation and cooling; the plurality of light-emitting bodies 411 and plurality of electrode parts 412 of the circuit substrate 41 of the light-emitting unit 4 are externally encapsulated in the light-transmitting layer 42, and its light-transmitting surface 421 can be in the form of Concave, arc-concave, convex, arc-convex and other forms of design.

Please refer to Fig. 3, Fig. 4, Fig. 5 and shown in Fig. 6, which are side view sectional exploded view (one), side view sectional exploded view (two), side view sectional view, side view of preferred embodiment of the present invention As can be clearly seen from the sectional view, the pressing device of the present invention presses the receiving seat 21 and the pressing cover 22 of the pressing unit 2 relatively, so that the receiving seat 21 is placed in the accommodating space of the base 1 10, and the light-emitting unit 4 in the storage space 210 of the storage seat 21 is pressed by the pressing cover 22 along with the storage seat 21, and is pressed and electrically contacted in the storage space 10. circuit board 12, and has construction and installation, simple and fast performance, that is, multiple bases 1 can be assembled in light-emitting lamps such as light bulbs, lamp tubes, and lamps, and the multiple light-emitting bodies 411 of the light-emitting unit 4 can generate light-emitting lighting and after a plurality of light-emitting units 4 have been used for a period of time, if any one or part of the light-emitting units 4 fails or is damaged, the light-emitting unit 4 with a single failure can be repaired or replaced, and the pressing cover of the pressing unit 2 22, the internal thread 32 on the inner surface of the base 1 is separated from the external thread 31 on the outside of the connecting portion 13 of the base 1, so that the receiving seat 21 and the light emitting unit 4 can be taken out, and then the new receiving seat 21 and the light emitting unit 4 can be put into the container together. The space 10 is provided for each electrode part 412 of the light-emitting unit 4, and then each electrode pin 121 of the circuit board 12 is nested with each other to form an electrical contact conduction, and then the internal thread 32 inside the cover body 22 is used to tighten the connection. The external thread 31 of the part 13 is relatively rotated and combined, and the receiving seat 21 and the light-emitting unit 4 are pressed into the accommodation space 10 by pressing the cover body 22, so as to achieve the purpose of quickly installing, replacing, and maintaining the light-emitting unit 4, and at the same time The heat sink 43 and the heat dissipation pad 44 on the side surface of the circuit board 41 of the light-emitting unit 4 can be used to assist in rapid heat dissipation, or the cover 22 can be pressed against the outside of the base 1, and the light-emitting unit 4 can be pressed to close the heat sink 43, The heat dissipation gasket 44 is attached to the preset heat dissipation device 6, so that there will be no gap between the radiator 43, the heat dissipation gasket 44 and the preset heat dissipation device 6, that is, no heat energy will be accumulated, and the plurality of light emitting bodies 411 of the light emitting unit 4 will emit light. The generated heat energy is guided to the external preset heat dissipation device 6 through the radiator 43 and the heat dissipation gasket 44 to dissipate heat more quickly, avoiding accumulation of heat energy and high temperature in the accommodation space 10 of the base 1, and avoiding The high temperature affects the light-emitting function of the illuminant 411 or shortens the service life; in addition, a waterproof gasket 15 is provided between the bottom of the base 1 and the surface of the heat sink 6 to effectively prevent external moisture from penetrating into the bottom of the base 1 through the surface of the heat sink 6 .

See again Fig. 2, Fig. 6, shown in Fig. 7, it is the three-dimensional exploded view of the present invention, the side view sectional view of preferred embodiment, the three-dimensional exterior view of another embodiment, can be seen clearly by shown in the figure , the pressing device of the present invention, the plurality of fixing parts 14 that are set outside the base 1 are protruding objects such as a plurality of lugs, bumps, welding blocks, etc. extending from the outer surface of the base 1, and the fixing parts 14 Fixing holes 141 are provided on the top, and each fixing hole 141 is respectively used for the passage of locking pieces 142, and the joint position of the preset heat dissipation device 6, circuit board, lamp holder or lighting equipment is used to pass through the fixing part 14 through the locking piece 142. The fixing hole 141 is used, and the locking member 142 is used to combine and locate the joint position on the preset heat sink 6, the circuit board, the lamp holder, and the lighting equipment, or welding, heat-conducting adhesive bonding, snap-fitting, etc. can also be used. The fixing parts 14 of the base 1 are respectively fixed on the preset heat sink 6, so that after the plurality of bases 1 are positioned, the light-emitting unit 4 assembled with the pressing unit 2 on the base 1 can be used for lighting. , and the heat energy guided by the radiator 43 of the light-emitting unit 4 can be transferred to the preset heat dissipation device 6, and then the heat dissipation can be radiated outward by the preset heat dissipation device 6; and when any one or several of the plurality of bases 1 emit light When the body 411 fails or is damaged, the pressing unit 2 can be separated from the base 1, and then one or several receiving seats 21 and light emitting units 4 can be replaced and repaired, and the pressing unit 2 can be combined tightly On the base 1 , the light-emitting unit 4 for replacement and maintenance can use a plurality of light-emitting bodies 411 to stably emit light.

Therefore, the above description is only a preferred embodiment of the present invention, and does not limit the patent scope of the present invention. The pressing device of the present invention is to use the internal accommodation space 10 of the base 1 to insert the pressing unit 2 The receiving seat 21 can cover the outside of the base 1 by means of the pressing cover body 22 of the pressing unit 2 to form a relative rotation combination, and the abutment edge 221 in the pressing cover body 22 resists and compresses the receiving seat 21 The outer pressing ring body 213 is used to achieve the integrally formed light-emitting unit 4 in the receiving seat 21, and utilize the plurality of electrode parts 412 to form a tight electrical connection with the plurality of electrode pins 121 of the circuit board 12, and in the light-emitting unit 4 In case of damage or failure, the cover body 22 can be tightened and unscrewed from the base 1 to replace the new storage seat 21 and the light-emitting unit 4, and the new storage seat 21 and the light-emitting unit 4 can be placed in the storage space 10, that is, It has the effect that the installation and replacement operations are quite simple and fast, and the bottom of the base 1 can be provided with a waterproof gasket 15 to form a good waterproof effect, and the radiator 43 provided on the surface of the circuit board 41 by the light-emitting unit 4 , through the hollow hole 101 of the base 1 to effectively assist the light-emitting unit 4 to quickly dissipate heat. Therefore, all structures and devices that can achieve the aforementioned effects should be covered by the present invention. Such simple modifications and equivalent structural changes are all applicable. It should be included in the patent scope of the present invention in the same way, and should be stated together.

The above-mentioned pressing device of the present invention, in actual use, can have the following advantages, such as:

(1) The base 1, the pressing unit 2, and the light emitting unit 4 of a plurality of pressing devices can be used to form lighting fixtures such as light bulbs, lamp tubes or flashlights. If any light emitting unit 4 fails or is damaged, all the The pressing unit 2 of the above-mentioned light-emitting unit 4 is separated from the base 1, and the light-emitting unit 4 can be repaired or replaced without replacing all the lighting of the entire group of lamps, and the assembly and disassembly operations can be repeated and quickly performed during installation and replacement. , quite time-saving and labor-saving.

(2) When the base 1 of the pressing device is installed on the surface of the preset heat sink 6, a waterproof gasket 15 is provided between the bottom of the base 1 and the surface 6 of the preset heat sink to form a good waterproof effect and block external water. The air penetrates into the bottom of the base 1 from the surface of the preset cooling device 6 to avoid affecting the electrical conduction of the light emitting unit 4 in the base 1 .

(3) After the light-emitting unit 4 is assembled on the base 1 through the pressing unit 2, the heat sink 43 provided on the surface of the circuit board 41 side of the light-emitting unit 4 passes through the hollow hole 101 of the base 1 to dissipate heat. The device 43 is closely fitted on the external heat sink 6, and there is no gap between the heat sink 43 and the preset heat sink 6, so that there will be no phenomenon of hoarding heat energy, that is, the plurality of luminous bodies 411 of the light emitting unit 4 can be turned on when they emit light. The generated heat energy and high temperature are guided to the preset heat dissipation device 6 via the radiator 43 to assist heat dissipation to the outside of the base 1, avoiding the accumulation of heat energy and high temperature in the base 1 by the light-emitting unit 4, and prolonging the life of the light-emitting unit 4. service life.

(4) The base 1 of the pressing device can be locked on the preset cooling device 6 or the circuit board, the lamp holder or the lighting equipment through the locking member 142 by using the fixed parts 14 provided on the periphery. After use, it can be aimed at Faulty or damaged light-emitting units 4 are repaired and replaced without replacing the entire preset heat sink 6, circuit boards, lamp holders, etc., avoiding the waste of discarded circuit boards and lamp holders, and can also save economic costs and meet environmental protection requirements. Read what you want.

(5) The pressing device is to use the pressing unit 2 to press the light emitting unit 4 in the base 1, so that each electrode part 412 of the light emitting unit 4 and each electrode pin 121 on the circuit board 12 form a stable electrical contact , so that there will be no poor contact or offset and the phenomenon that the light cannot be turned on.

Therefore, the present invention is mainly aimed at the pressing device of the illuminant that can be used for illumination. By using the mutual assembly and separation device of the base and the pressing unit, the light-emitting unit that can integrally form the receiving seat of the pressing unit can be integrated with the base. The circuit board inside the base is in stable electrical contact to achieve repeated disassembly and assembly of the base and the pressing unit to achieve simple and fast construction during installation, maintenance, and replacement operations. At the same time, the radiator on the other side of the light-emitting unit passes through the base Outside the seat, the main protection focus is to assist the rapid heat dissipation of the light-emitting unit, to set the multiple bases, light-emitting units, and pressing units on the preset lamp holders, heat sinks, and lamps, and use waterproof gaskets to achieve waterproof effects, while When any light-emitting unit fails or is damaged, a single receiving seat and light-emitting unit can be repaired and replaced, which is an advantage of economical benefit by saving the cost of replacing the light-emitting unit for lighting equipment and lamps.

The above description is only illustrative of the present invention, rather than restrictive. Those of ordinary skill in the art understand that many modifications, changes or equivalents can be made without departing from the spirit and scope defined in the claims, but All will fall within the protection scope of the present invention.

Claims (7)

1. A pressing device, which is a pressing device that can firmly press the light-emitting unit in the base and abut against the preset heat dissipation device, it is characterized in that it at least includes a base, a pressing unit, and a combining unit and a lighting unit, wherein: The base is provided with an accommodating space with a hollow hole on the inner bottom surface, and a circuit board with at least two electrode pins is arranged in the accommodating space; The pressing unit is assembled outside the base and in the accommodation space, and the pressing unit is provided with a storage seat that can be placed in the accommodation space, the storage seat has a storage space inside, and the inner bottom surface of the storage space is provided with a through hole , and the tightening unit is further provided with a tightening cover that can be combined with the outside of the base and resist the storage seat to tighten in the accommodation space; The combination units are respectively arranged between the outside of the base and the inside of the pressing cover, so that the pressing cover can be fastened and assembled on the outside of the base; and The light-emitting unit is placed in the storage space of the storage seat of the pressing unit, and the light-emitting unit is provided with a plurality of electrode parts that can be electrically contacted with each electrode pin of the circuit board, and each electrode part is electrically connected with a A circuit substrate of a plurality of illuminants, and a heat sink that can assist heat dissipation and cooling is provided on the surface of the other side of the circuit substrate; the heat sink passes through the hollow hole of the base to expose the outside, and the heat dissipation outside the base is exposed The surface of the device is connected with a heat dissipation device with a heat dissipation function. 2. The pressing device according to claim 1, characterized in that: the circuit board is in the shape of a hollow ring, has a through hole inside the circuit board, and is provided between the circuit board and the surface of the accommodating space. Pad body. 3 . The pressing device according to claim 1 , wherein an engaging portion is provided on the outside of the base, and a pressing cover with a coupling unit is provided outside the engaging portion. 4 . 4. The pressing device according to claim 1, characterized in that: the inner side of the accommodation space of the base and the outer side of the receiving seat of the pressing unit are respectively provided with positioning parts with clamping and limiting functions, and the positioning The inner side of the accommodating space and the outer side of the receiving seat are respectively provided with positioning protrusions and positioning grooves, or dovetail bases and dovetail slots, or sliding blocks and chute type positioning members. 5. The pressing device according to claim 1, characterized in that: the pressing unit has a pressing ring protruding from the outside of the receiving seat, and has a resisting ring inside the pressing cover relative to the pressing ring. edge. 6. The pressing device according to claim 1, characterized in that: the light-emitting unit is provided with a plurality of arrayed illuminants on the surface of the circuit board, and the two sides of the plurality of illuminants are respectively electrically connected to hollow tubular electrode parts , and a light-transmitting layer that can transmit light is packaged outside the plurality of illuminants on the circuit substrate. 7. The pressing device according to claim 1, wherein the light emitting unit is integrally formed in the storage space of the storage seat.

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