CN214890857U

CN214890857U - Multifunctional lamp holder and life raft

Info

Publication number: CN214890857U
Application number: CN202120663246.2U
Authority: CN
Inventors: 魏羲; 刘康瑞; 张红胜; 崔青; 柏键; 张爱恩; 沈琪; 毕巍; 王文静
Original assignee: Sinopec Oilfield Service Corp; Sinopec Shengli Petroleum Engineering Corp; Drilling Technology Research Institute of Sinopec Shengli Petroleum Engineering Corp
Current assignee: Sinopec Oilfield Service Corp; Sinopec Shengli Petroleum Engineering Corp; Drilling Technology Research Institute of Sinopec Shengli Petroleum Engineering Corp
Priority date: 2021-04-01
Filing date: 2021-04-01
Publication date: 2021-11-26
Anticipated expiration: 2031-04-01

Abstract

The utility model relates to an ocean engineering technical field specifically is a multi-functional lamp stand and life raft. The utility model provides a multifunctional lamp holder, includes the lamp stand body, the last lateral wall of lamp stand body is provided with the platform, the inside of lamp stand body is provided with the storage area, and one side lateral wall of storage area is connected with sealing door through the hinge rotation, be provided with USB interface and signal amplifier on the lamp stand body, the last lateral wall of lamp stand body is provided with coupling mechanism, the last lamp pole that is connected with of coupling mechanism, and the other end of lamp pole is provided with the lamp body, this internal power that is provided with of lamp stand. The utility model has the advantages that: this kind of multifunctional lamp stand and life raft have the function various, the characteristics of convenient rescue, effectively promote stranded personnel's survival probability, and lamp body etc. can work for a long time at sea, alleviate stranded personnel's pressure, and can realize the quick installation dismantlement of lamp pole to make life raft portable more.

Description

Multifunctional lamp holder and life raft

Technical Field

The utility model relates to an ocean engineering technical field specifically is a multi-functional lamp stand and life raft.

Background

Ships or ocean platforms are operated for a long time at sea, and certain risks are associated with the ships or ocean platforms, so that life safety is concerned. The life raft is used as a boat for life saving on a ship, is internally provided with a certain amount of food and fresh water for passengers to drift on the sea for standby, and is simple to operate, convenient and flexible. However, the life raft has no self-navigation capability, and the life devices on the life raft are few, wherein the lighting signal lamp is a necessary device, and the signal lamp can increase the rescue probability of trapped people and needs long-time maintenance work. The illuminating lamp is arranged on the lamp holder on the raft body.

However, the existing lamp holder has a single function, so that the function of the life raft is not comprehensive enough, convenience cannot be provided for trapped people, and the lighting signal lamp on the lamp holder is not convenient to detach, so that the lighting signal lamp is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the technical problem who exists among the prior art, provide a multi-functional lamp stand and life raft and solve the problem of the lamp stand function singleness on the current life raft.

The utility model provides an above-mentioned technical problem's technical scheme as follows: the utility model provides a multifunctional lamp holder, includes the lamp stand body, the last lateral wall of lamp stand body is provided with the platform, the inside of lamp stand body is provided with the storage area, and one side lateral wall of storage area is rotated through the hinge and is connected with sealing door, be provided with USB interface and signal amplifier on the lamp stand body, the last lateral wall of lamp stand body is provided with coupling mechanism, the last lamp pole that is connected with of coupling mechanism, and the other end of lamp pole is provided with the lamp body, this internal power that is provided with of lamp stand, and USB interface, signal amplifier and lamp body all with power electric connection.

The utility model has the advantages that:

1. according to the multifunctional lamp holder and the life raft, the multifunctional lamp holder body is arranged on the life raft, so that the life probability of trapped people is effectively improved, and the lamp body and the like can work for a long time on the sea by taking the self-adaptive reverse-rotating wave energy power generation assembly as a power supply device of the lamp holder body, so that the pressure of the trapped people is relieved;

2. the multifunctional lamp holder and the life raft are provided with the connecting mechanism, firstly, the threaded sleeve is rotated to align the second sliding groove with the first sliding groove, then, the limiting block is inserted into the second sliding groove and the first sliding groove, meanwhile, the connecting rod slides in the fixed sleeve, the sliding plate is extruded to enable the spring to shrink, then, the threaded sleeve is rotated to align the limiting groove with the limiting block, the elastic force of the spring clamps the limiting block in the limiting groove, so that the lamp pole is quickly installed, when the lamp pole needs to be disassembled, the connecting rod only needs to be extruded towards the inside of the fixed sleeve, then, the threaded sleeve is rotated to enable the second sliding groove to be aligned with the limiting block to be pulled out, so that the lamp pole and the lamp body are quickly disassembled, and the lamp pole and the lamp body are more convenient to carry;

3. this kind of multifunctional lamp stand and life raft, through setting up socket and shrouding etc, it inserts along the lateral wall of socket to lead the electrical head, when leading electrical head and shrouding contact, make shrouding and rotor plate rotate along the pivot, and then make the couple spring stretch of tension, insert the USB interface completely until leading the electrical head, when leading electrical head and connecting block withdraw from the socket, the elasticity of couple spring makes rotor plate and shrouding rotate along the pivot and resets, make the side wall of shrouding offset with the side wall of bounding wall, it can realize self-sealing to have realized that USB data line extracts the back USB interface, make the waterproof dustproof effect of USB interface better, guarantee its result of use.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Further, the connecting mechanism comprises an installation plate fixedly connected with the upper side wall of the lamp holder body, the upper side wall of the installation plate is fixedly connected with a fixed sleeve, the inner side wall of the fixed sleeve is connected with a sliding plate in a sliding way, a spring is inserted in the fixed sleeve, and the two ends of the spring are respectively fixed with the sliding plate and the bottom of the fixed sleeve, the side wall of the fixed sleeve is provided with two first sliding chutes which are symmetrically arranged, one end of the fixed sleeve far away from the mounting plate is sleeved with a threaded sleeve, and the side wall of the threaded sleeve is provided with two symmetrically arranged second sliding chutes which penetrate through the side wall of the threaded sleeve, one end of the threaded sleeve close to the mounting plate is provided with two limiting grooves which are symmetrically arranged, the lower end of the lamp post is fixedly connected with a connecting plate, the lower side wall fixedly connected with connecting rod of connecting plate, and the lateral wall fixedly connected with stopper that two symmetries set up of connecting rod.

Adopt the beneficial effect of above-mentioned further scheme to be, at first, rotate the thread bush and make second spout and first spout adjust well, then, insert the stopper in second spout and first spout, the connecting rod slides in fixed cover simultaneously, and the extrusion sliding plate makes the spring shrink, then rotate the thread bush and adjust spacing groove and stopper well, the elasticity of spring is with the stopper chucking in the spacing groove, thereby realized the quick installation to the lamp pole, when needing to dismantle, only need to extrude the connecting rod to fixed cover inside, then rotate the thread bush, make the second spout adjust well with the stopper and can extract, realized the quick dismantlement to the lamp pole, thereby make lamp pole and lamp body portable more, accomodate.

Further, a socket has been seted up to one side lateral wall of lamp stand body, the inside of lamp stand body is provided with the installation cavity, and installation cavity and socket intercommunication, the USB interface sets up on the lateral wall that the socket was kept away from to the installation cavity, the bounding wall that the one end fixedly connected with "mouth" font of installation cavity was close to the socket set up, be provided with canceling release mechanical system in the installation cavity, the last shrouding that is connected with of canceling release mechanical system, and the shrouding offsets with the lateral wall of bounding wall.

Adopt above-mentioned further scheme's beneficial effect be for the USB interface can carry out waterproof dustproof, guarantees its normal result of use.

Further, canceling release mechanical system includes the first fixed block that two symmetries set up, two fixed block looks off the lateral wall of first fixed block rotates through the pivot and is connected with the rotor plate that two symmetries set up, and the other end of rotor plate is fixed with the lateral wall of shrouding, the second fixed block that two symmetries set up of lateral wall fixedly connected with of installation cavity, two the relative first dead lever of lateral wall fixedly connected with of second fixed block, the rotor plate is close to the third fixed plate that two symmetries of lateral wall fixedly connected with of second fixed block set up, and the relative lateral wall fixedly connected with second dead lever of two third fixed plates, be provided with the couple spring between second dead lever and the first dead lever.

Adopt above-mentioned further scheme's beneficial effect is, insert the conductive head along the lateral wall of socket, when conductive head and shrouding contact, make shrouding and rotor plate rotate along the pivot, and then make the couple spring stretch of tension, insert the USB interface completely until conductive head, when conductive head and connecting block withdraw from the socket, the elasticity of couple spring makes rotor plate and shrouding rotate along the pivot and resets, make the side wall of shrouding offset with the side wall of bounding wall, the USB interface can realize self-sealing after having realized that the USB data line is extracted, make the waterproof dustproof effect of USB interface better, guarantee its result of use.

Further, the upper side wall of mounting panel is provided with a plurality of notches, and the lateral wall of notch is provided with the fillet.

Adopt above-mentioned further scheme's beneficial effect be convenient for install the mounting panel fixedly.

Furthermore, the lateral wall of thread bush is seted up the recess that a plurality of arrays set up, and the lateral wall of recess vulcanizes there is the rubber pad.

The screw sleeve has the beneficial effect that the screw sleeve is convenient to rotate.

Further, a water outlet is formed in the lower side wall of the insertion opening.

Adopt above-mentioned further scheme's beneficial effect be, avoid the rainwater gathering in socket department.

Furthermore, a sealing gasket is arranged on the side wall of the sealing plate close to the enclosing plate.

Adopt the beneficial effect of above-mentioned further scheme to be, guarantee the sealed effect of shrouding.

Furthermore, sealing rubber strips are arranged on the side walls of the sealing door and the storage area which are matched with each other.

Adopt the beneficial effect of above-mentioned further scheme to be, guarantee the sealed effect of sealing door.

Further, a life raft, including the raft body and based on in any one of the above-mentioned multi-functional lamp stand, the lamp stand body sets up on the raft body, be provided with self-adaptation reversal formula wave energy electricity generation subassembly on the raft body, and self-adaptation reversal formula wave energy electricity generation subassembly passes through wire and power electric connection.

The beneficial effect who adopts above-mentioned further scheme is for the raft body has multiple functions, the characteristics of convenient rescue, effectively promotes stranded personnel's survival probability, and, through the power supply unit of self-adaptation reversal formula wave energy power generation subassembly as the lamp stand body, make lamp body etc. can work for a long time at sea, alleviate stranded personnel's pressure.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of another perspective of the present invention;

FIG. 3 is a schematic cross-sectional view of the mounting cavity of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 2;

fig. 5 is an enlarged schematic view of the structure at B in fig. 3.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a lamp socket body; 2. a storage area; 201. a sealing door; 3. a power source; 4. a signal amplifier; 5. a lamp post; 601. a first fixed block; 602. a rotating shaft; 603. a rotating plate; 604. a third fixing plate; 605. a second fixing bar; 606. a second fixed block; 607. a first fixing lever; 608. a hook spring; 701. a connecting plate; 702. mounting a plate; 703. a connecting rod; 704. a limiting block; 705. fixing a sleeve; 706. a first chute; 707. a second chute; 708. a limiting groove; 709. a sliding plate; 710. a spring; 711. a threaded sleeve; 801. a mounting cavity; 802. a socket; 803. enclosing plates; 804. closing the plate; 901. connecting blocks; 902. a conductive head; 10. a notch; 11. a USB interface; 12. a lamp body; 13. the self-adaptive inversion type wave energy power generation assembly; 14. a wire; 15. and (4) a groove.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

The inventor deeply inspects and researches the life raft and the lamp holder in the using process and finds that: the existing lamp holder is single in function, so that the function of the life raft is not comprehensive enough, convenience cannot be brought to trapped people, and the lighting signal lamp on the lamp holder is not convenient to detach, so that the lighting signal lamp is inconvenient to use.

The above problems have not been reported in the art, and the inventors have found the above problems and devised the present technical solution.

The present invention provides the following preferred embodiments

Example one

As shown in fig. 1-5, a multifunctional lamp holder comprises a lamp holder body 1, a platform is disposed on the upper side wall of the lamp holder body 1 for reading, writing, and temporarily storing objects, a storage area 2 is disposed inside the lamp holder body 1, small objects such as mobile phones, certificates, distress bullets, and survival manuals can be stored in the storage area 2, a sealing door 201 is rotatably connected to one side wall of the storage area 2 through a hinge, a USB interface 11 and a signal amplifier 4 are disposed on the lamp holder body 1, the signal amplifier 4 can increase the successful communication probability, the USB interface 11 can charge communication devices such as mobile phones through a USB data line, so as to increase the probability of rescuing people, the USB data line comprises a conductive head 902 and a connecting block 901, a connecting mechanism is disposed on the upper side wall of the lamp holder body 1, a lamp post 5 is connected to the connecting mechanism, and a lamp body 12 is disposed at the other end of the lamp post 5, be provided with power 3 in the lamp stand body 1, and USB interface 11, signal amplifier 4 and lamp body 12 all with 3 electric connection of power, it is various to have a function, the characteristics of convenient rescue, effectively promotes stranded personnel's survival probability, and lamp body 12 etc. can work for a long time at sea, alleviates stranded personnel's pressure, and can realize the quick installation of lamp pole 5 and dismantle to make life raft portable more.

In the present embodiment, as shown in fig. 1 and fig. 4, the connection mechanism includes a mounting plate 702 fixedly connected to the upper sidewall of the lamp holder body 1, a fixing sleeve 705 is fixedly connected to the upper sidewall of the mounting plate 702, a sliding plate 709 is slidably connected to the inner sidewall of the fixing sleeve 705, a spring 710 is inserted into the fixing sleeve 705, two ends of the spring 710 are respectively fixed to the sliding plate 709 and the bottom of the fixing sleeve 705, two first sliding grooves 706 symmetrically disposed are disposed on the sidewall of the fixing sleeve 705, a threaded sleeve 711 is sleeved on an end of the fixing sleeve 705 away from the mounting plate 702, two second sliding grooves 707 symmetrically disposed are disposed on the sidewall of the threaded sleeve 711, two limiting grooves 708 symmetrically disposed are disposed on an end of the threaded sleeve 711 close to the mounting plate 702, a connection plate 701 is fixedly connected to the lower end of the lamp post 5, a connection rod 703 is fixedly connected to the lower sidewall of the connection plate 701, and the lateral wall fixedly connected with two stopper 704 that the symmetry set up of connecting rod 703, at first rotate the thread bush 711 and make second spout 707 and first spout 706 align, then, insert stopper 704 in second spout 707 and first spout 706, connecting rod 703 slides in fixed cover 705 simultaneously, and extrude the sliding plate 709 and make spring 710 shrink, then rotate thread bush 711 and align spacing groove 708 with stopper 704, the elasticity of spring 710 is with stopper 704 chucking in spacing groove 708, thereby realized the quick installation to lamp pole 5, when needing to dismantle, only need to extrude connecting rod 703 to fixed cover 705 inside, then rotate thread bush 711, make second spout 707 and stopper 704 align and can extract, realized the quick dismantlement to lamp pole 5, thereby make lamp pole 5 and lamp body 12 more portable, accomodate.

In this embodiment, as shown in fig. 5, a socket 802 has been seted up to one side lateral wall of the lamp holder body 1, the inside of the lamp holder body 1 is provided with an installation cavity 801, and installation cavity 801 and socket 802 communicate, USB interface 11 sets up on the lateral wall that socket 802 was kept away from to installation cavity 801, socket 802 is close to bounding wall 803 that the one end fixedly connected with "mouth" font of installation cavity 801 set up, be provided with canceling release mechanical system in the installation cavity 801, the last shrouding 804 that is connected with of canceling release mechanical system, and shrouding 804 offsets with the lateral wall of bounding wall 803, make USB interface 11 can carry out waterproof dustproof, guarantee its normal use effect.

In this embodiment, as shown in fig. 5, the reset mechanism includes two symmetrically disposed first fixing blocks 601 fixedly connected to the side wall of the installation cavity 801, the side wall of the two first fixing blocks 601 is rotatably connected to two symmetrically disposed rotating plates 603 through a rotating shaft 602, and the other end of the rotating plate 603 is fixed to the side wall of the sealing plate 804, the side wall of the installation cavity 801 is fixedly connected to two symmetrically disposed second fixing blocks 606, the opposite side walls of the two second fixing blocks 606 are fixedly connected to first fixing rods 607, the side wall of the rotating plate 603 close to the second fixing block 606 is fixedly connected to two symmetrically disposed third fixing plates 604, and the opposite side walls of the two third fixing plates 604 are fixedly connected to second fixing rods 605, a hook spring 608 is disposed between the second fixing rods 605 and the first fixing rods 607, the conductive head 902 is inserted along the side wall of the socket 802, when the conductive head 902 is contacted with the sealing plate 804, make shrouding 804 and rotor plate 603 rotate along pivot 602, and then make couple spring 608 stretch in tension, insert USB interface 11 completely until conductive head 902, when electrically conductive head 902 and connecting block 901 withdraw from socket 802, couple spring 608's elasticity makes rotor plate 603 and shrouding 804 rotate along pivot 602 and resets, make the side wall of shrouding 804 offset with the side wall of bounding wall 803, USB interface 11 can realize self-sealing after having realized that the USB data line extracts, make USB interface 11's waterproof dustproof effect better, guarantee its result of use.

In this embodiment, as shown in fig. 4, the upper side wall of the mounting plate 702 is provided with a plurality of notches 10, and the side wall of the notch 10 is provided with a fillet, so that the mounting plate 702 can be conveniently mounted and fixed.

In this embodiment, as shown in fig. 4, the side wall of the threaded sleeve 711 is provided with a plurality of grooves 15 arranged in an array, and the side wall of the groove 15 is vulcanized with a rubber pad, so as to facilitate the rotation of the threaded sleeve 711.

In this embodiment, as shown in fig. 5, the lower sidewall of the socket 802 is provided with a drainage port to prevent rainwater from collecting at the socket 802.

In this embodiment, as shown in fig. 5, a sealing pad is disposed on a side wall of the sealing plate 804 close to the shroud 803, so as to ensure a sealing effect of the sealing plate 804.

In this embodiment, as shown in fig. 1 and fig. 2, a sealing rubber strip is disposed on a sidewall of the sealing door 201, which is matched with the storage area 2, to ensure a sealing effect of the sealing door 201.

Example two

In this embodiment, as shown in fig. 1 to 3, a life raft includes a raft body and a multifunctional lamp holder based on any one of the above, the lamp holder body 1 is disposed on the raft body, the raft body is provided with a self-adaptive reverse wave energy power generation assembly 13, and is composed of a water surface floating body and an underwater wave energy self-adaptive absorber, the water surface floating body can capture heave motion of waves, and the absorber converts the heave motion into electric energy, which is known in the art and not described herein, the self-adaptive reverse wave energy power generation assembly 13 serves as a power supply device and stores the electric energy in a power supply 3, so that the lamp body 12 and the USB interface 11 and the like can work on the sea for a long time, pressure of people to be relieved, and the self-adaptive reverse wave energy power generation assembly 13 is electrically connected to the power supply 3 through a lead 14.

The utility model discloses a concrete working process as follows:

firstly, the multifunctional lamp holder body 1 is arranged on the life raft, so that the life raft has the characteristics of multiple functions and convenience in rescue, the survival probability of trapped people is effectively improved, and the lamp body 12 and the like can work for a long time on the sea by taking the self-adaptive reverse type wave energy power generation assembly 13 as a power supply device of the lamp holder body 1, so that the pressure of the trapped people is relieved;

by arranging the connecting mechanism, firstly, the threaded sleeve 711 is rotated to align the second sliding groove 707 with the first sliding groove 706, then, the limiting block 704 is inserted into the second sliding groove 707 and the first sliding groove 706, meanwhile, the connecting rod 703 slides in the fixed sleeve 705, and the sliding plate 709 is extruded to enable the spring 710 to contract, then, the threaded sleeve 711 is rotated to align the limiting groove 708 with the limiting block 704, the elastic force of the spring 710 clamps the limiting block 704 in the limiting groove 708, so that the lamp post 5 is quickly installed, when the lamp post is required to be disassembled, the connecting rod 703 only needs to be extruded towards the inside of the fixed sleeve 705, then, the threaded sleeve 711 is rotated to align the second sliding groove 707 with the limiting block 704 to be pulled out, so that the lamp post 5 is quickly disassembled, and the lamp body 12 is more convenient to carry;

and, through setting up socket 802 and shrouding 804 etc., insert conductive head 902 along the lateral wall of socket 802, when conductive head 902 and shrouding 804 contact, make shrouding 804 and rotor plate 603 rotate along pivot 602, and then make couple spring 608 stretch in tension, until conductive head 902 inserts in USB interface 11 completely, when conductive head 902 and connecting block 901 withdraw from socket 802, couple spring 608's elasticity makes rotor plate 603 and shrouding 804 rotate along pivot 602 and reset, make the side wall of shrouding 804 offset with the side wall of shrouding 803, USB interface 11 can realize self-sealing after having realized that the USB data line is extracted, make USB interface 11's waterproof dustproof effect better, guarantee its result of use.

In summary, the following steps: the beneficial effects of the utility model are particularly embodied in having the function various, the characteristics of convenient rescue effectively promote stranded personnel's survival probability, and lamp body 12 etc. can work for a long time at sea, alleviate stranded personnel's pressure, and can realize the quick installation dismantlement of lamp pole 5 to make life raft portable more.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a multifunctional lamp holder, includes lamp stand body (1), its characterized in that, the last side wall of lamp stand body (1) is provided with the platform, the inside of lamp stand body (1) is provided with storage area (2), and one side lateral wall of storage area (2) is connected with sealing door (201) through the hinge rotation, be provided with USB interface (11) and signal amplifier (4) on lamp stand body (1), the last side wall of lamp stand body (1) is provided with coupling mechanism, the last lamp pole (5) that is connected with of coupling mechanism, and the other end of lamp pole (5) is provided with lamp body (12), be provided with power (3) in lamp stand body (1), and USB interface (11), signal amplifier (4) and lamp body (12) all with power (3) electric connection.

2. The multifunctional lamp holder as claimed in claim 1, wherein the connecting mechanism comprises a mounting plate (702) fixedly connected to the upper side wall of the lamp holder body (1), the upper side wall of the mounting plate (702) is fixedly connected with a fixing sleeve (705), the inner side wall of the fixing sleeve (705) is slidably connected with a sliding plate (709), a spring (710) is inserted into the fixing sleeve (705), two ends of the spring (710) are respectively fixed with the sliding plate (709) and the bottom of the fixing sleeve (705), the side wall of the fixing sleeve (705) is provided with two first sliding grooves (706) which are symmetrically arranged, one end of the fixing sleeve (705) far away from the mounting plate (702) is sleeved with a threaded sleeve (711), the side wall of the threaded sleeve (711) is provided with two second sliding grooves (707) which are symmetrically arranged, and the second sliding grooves (707) penetrate through the side wall of the threaded sleeve (711), two symmetrical limiting grooves (708) are formed in one end, close to the mounting plate (702), of the threaded sleeve (711), the lower end of the lamp post (5) is fixedly connected with a connecting plate (701), a connecting rod (703) is fixedly connected to the lower side wall of the connecting plate (701), and two symmetrical limiting blocks (704) are fixedly connected to the side wall of the connecting rod (703).

3. The multifunctional lamp holder according to claim 1, characterized in that a socket (802) is formed in a side wall of the lamp holder body (1), a mounting cavity (801) is formed inside the lamp holder body (1), the mounting cavity (801) is communicated with the socket (802), the USB interface (11) is arranged on a side wall of the mounting cavity (801) far away from the socket (802), a surrounding plate (803) which is shaped like a Chinese character 'kou' is fixedly connected to one end of the socket (802) close to the mounting cavity (801), a reset mechanism is arranged in the mounting cavity (801), a sealing plate (804) is connected to the reset mechanism, and the sealing plate (804) abuts against a side wall of the surrounding plate (803).

4. The multifunctional lamp holder according to claim 3, wherein the reset mechanism comprises two symmetrically arranged first fixing blocks (601) fixedly connected to the side walls of the installation cavity (801), the side walls of the two first fixing blocks (601) are rotatably connected with two symmetrically arranged rotating plates (603) through rotating shafts (602), the other ends of the rotating plates (603) are fixed with the side walls of the sealing plate (804), the side walls of the installation cavity (801) are fixedly connected with two symmetrically arranged second fixing blocks (606), the opposite side walls of the two second fixing blocks (606) are fixedly connected with first fixing rods (607), the side walls of the rotating plates (603) close to the second fixing blocks (606) are fixedly connected with two symmetrically arranged third fixing plates (604), and the opposite side walls of the two third fixing plates (604) are fixedly connected with second fixing rods (605), a hook spring (608) is arranged between the second fixing rod (605) and the first fixing rod (607).

5. A multifunctional lamp holder as claimed in claim 2, characterized in that the upper side wall of the mounting plate (702) is provided with a plurality of notches (10), and the side walls of the notches (10) are provided with rounded corners.

6. The multifunctional lamp holder as claimed in claim 2, wherein the side wall of the threaded sleeve (711) is provided with a plurality of grooves (15) arranged in an array, and rubber pads are vulcanized on the side wall of the grooves (15).

7. A multi-functional light holder according to claim 3, characterized in that the lower side wall of the socket (802) is provided with a drain.

8. A multifunctional lamp holder as claimed in claim 3, wherein the side wall of the closing plate (804) close to the enclosure (803) is provided with a sealing gasket.

9. A multifunctional lamp holder as claimed in claim 1, characterized in that the side wall of the sealing door (201) cooperating with the storage area (2) is provided with a sealing strip.

10. A life raft comprising a raft body and a multifunctional lamp holder as claimed in any one of claims 1 to 9, wherein the lamp holder body (1) is arranged on the raft body, the raft body is provided with a self-adaptive inversion type wave energy power generation assembly (13), and the self-adaptive inversion type wave energy power generation assembly (13) is electrically connected with a power supply (3) through a lead (14).