CN112228745A

CN112228745A - Underwater video transmission device

Info

Publication number: CN112228745A
Application number: CN202011122042.4A
Authority: CN
Inventors: 陈小玲
Original assignee: Wenzhou Wanzhen Network Technology Co ltd
Current assignee: Wenzhou Wanzhen Network Technology Co ltd
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-01-15

Abstract

The invention discloses an underwater video transmission device, which comprises a support column and a cross beam, wherein a fourth hinge seat is fixedly arranged at the top of the support column, and a third connecting shaft is movably connected to the fourth hinge seat, and the underwater video transmission device has the beneficial effects that: according to the underwater monitoring device, the angle adjusting mechanism, the primary auxiliary mechanism, the monitoring device, the protective cover and the like are arranged, when the underwater monitoring is carried out, the monitoring device is used for monitoring underwater conditions, storing records and transmitting the records to peripheral equipment through a network, in the monitoring process, the first motor drives the first screw rod to rotate by starting the first motor and the second motor, so that the monitoring device is driven to move up and down by the first threaded sleeve, the first motor drives the first outer shell to rotate freely by matching with the second motor, the monitoring device can carry out three hundred sixty degrees omnibearing monitoring, the underwater conditions of different depths can be detected in the monitoring process, and the monitoring device is more flexible and convenient in underwater monitoring.

Description

Underwater video transmission device

The technical field is as follows:

the invention belongs to the technical field of underwater monitoring, and particularly relates to an underwater video transmission device.

Background art:

in the prior art, most of traditional underwater monitoring equipment cannot be fixed, so that the traditional underwater monitoring equipment is easy to shake under the action of water flow and cannot be well monitored, the monitoring range of the traditional monitoring equipment in the monitoring process is fixed, flexible observation cannot be achieved, and the traditional monitoring equipment is single in function and inconvenient to fix and move, so that the underwater video transmission device is provided.

The invention content is as follows:

the present invention is directed to provide a video transmission device for underwater use to solve the above problems, and to overcome the disadvantages of the prior art.

In order to solve the above problems, the present invention provides a technical solution:

the underwater video transmission device comprises a support column and a cross beam, wherein a fourth hinge seat is fixedly installed at the top of the support column, a third connecting shaft is movably connected onto the fourth hinge seat, one end of the third connecting shaft, which is far away from the fourth hinge seat, is fixedly connected with the cross beam, the support column and the cross beam are rotatably connected through the fourth hinge seat and the third connecting shaft, the bottom of the cross beam is connected with the back surface of the support column through a folding mechanism, one end of the cross beam, which is far away from the support column, is fixedly connected with a first-stage auxiliary mechanism, a displacement mechanism is arranged in the first-stage auxiliary mechanism, an angle adjusting mechanism is fixedly connected with the bottom of the first-stage auxiliary mechanism, a first-stage bottom fixing mechanism is rotatably connected with the bottom of the angle adjusting mechanism, and one end of the folding mechanism, the bottom fixedly connected with bottom stabilizer blade of support column, be provided with second grade bottom fixed establishment on the bottom stabilizer blade, No. two universal wheels are installed to the bottom of bottom stabilizer blade.

Furthermore, the angle adjusting mechanism comprises a first shell, a first mounting plate is arranged between the inner walls of the first shell, the first mounting plate is provided with two mounting plates, a first motor is arranged on the first mounting plate which is positioned above the first mounting plate, the output end of the first motor penetrates through the first mounting plate and is fixedly connected with a first screw rod, the bottom end of the first screw rod is rotatably connected with a first bearing on the first mounting plate which is positioned below the first mounting plate, a first thread sleeve is connected on the first screw rod in a threaded manner, a first connecting plate is fixedly connected to one side of the first thread sleeve, the first connecting plate is movably connected to a side groove of the first shell, monitoring equipment is fixedly connected to one side of the first connecting plate which is arranged outside the first shell, a protective cover is arranged outside the monitoring equipment and is fixedly connected between the protective cover and the first connecting plate, and control contacts are fixedly connected to the upper side and the lower side of the first connecting plate which is arranged inside the first, the upper portion and the lower portion of the control contact are respectively provided with a travel switch, the travel switches are electrically connected with a motor, the travel switches are all installed on the inner wall of a shell, and a plurality of water permeable holes are formed in the shell.

Furthermore, one-level bottom mounting mechanism includes the connecting axle No. one, the connecting axle welding is in the bottom of shell No. one, the bottom of connecting axle rotates with the connecting bearing at top in the shell No. two to be connected, electric telescopic handle is all installed at the interior top of the shell No. two of connecting bearing both sides, the equal fixedly connected with of output of electric telescopic handle installation awl No. one, an installation awl is all inserted and is established on the groove No. one of shell No. two.

Further, one-level complementary unit includes No. two motors, the output of No. two motors and the top fixed weld of a shell, No. two motors are installed at the interior bottom of No. three shells, No. three shell activities are inserted and are established on No. two grooves of No. two mounting panels, No. three shells set up the one end fixedly connected with roof above No. two mounting panels, be close to on one side of crossbeam on the roof and weld with No. two electric telescopic handle's output, the top at the crossbeam is installed to No. two electric telescopic handle's bottom.

Further, displacement mechanism includes No. four shells, No. four shells sets up the top at No. two motors, No. four shell welding is on the inner wall of No. three shells, No. four shells are through No. three grooves and outside intercommunication on No. three shell lateral walls, No. one hinge seat is installed at the interior top of No. four shells, swing joint has a connecting rod on the hinge seat, No. one the universal wheel of one end fixedly connected with of keeping away from a hinge seat on the connecting rod, the upper and lower both sides of a connecting rod are respectively through the inner wall fixed weld of a spring and No. two springs and No. four shells, the one side of keeping away from the one end of a hinge seat on the connecting rod and being close to No. three grooves is provided with No. three electric telescopic handle.

Further, folding mechanism includes a guide way and No. two guide ways, the back at the bottom of crossbeam and support column is seted up respectively to a guide way and No. two guide ways, on the guide way with on No. two guide ways respectively sliding connection have a guide block and No. two guide blocks, No. two hinge seats and No. three hinge seats have been welded respectively on a guide block and No. two guide blocks, swing joint has the folding rod between No. two hinge seats and No. three hinge seats.

Further, second grade complementary unit includes No. five shells, No. five shell welding is in the front of support column, No. three motors are installed at the top of No. five shells, No. two screw rods of No. five shell fixedly connected with are passed to the output of No. three motors, No. two connecting axles of bottom fixedly connected with of No. two screw rods, No. two bearings of bottom rotate to be connected in the bottom of No. two connecting axles and No. five shells, threaded connection has No. two thread bushings on No. two screw rods, No. two connecting plates of one side fixedly connected with that is close to No. two guide blocks on No. two thread bushings, keep away from the one side welding of folding rod on No. two connecting plates and No. two guide blocks.

Further, second grade bottom fixed establishment includes No. four grooves, No. four grooves are provided with two and the axial symmetry runs through and sets up on the bottom stabilizer blade, equal movable insertion is equipped with on No. two installation awl on No. four grooves, No. two installation awl are hollow structure, the bottom of No. two installation awl is opened and is chiseled the hole of pouring that has with the inside intercommunication of No. two installation awl, the top fixedly connected with head disk of No. two installation awl, casting groove has been seted up on the head disk, casting groove sets up with the center pin symmetry of head disk, casting groove runs through and sets up on the head disk, casting groove's the fixed intercommunication in bottom has the pipe of pouring, the one end of keeping away from casting groove on the pipe all with the fixed intercommunication of No. two installation awl, casting groove communicates each other through the inside of pouring pipe and No. two installation awl.

Furthermore, the third electric telescopic rod is movably inserted into the third shell, and the third electric telescopic rod is installed on the front surface of the fourth shell through screws.

The invention has the beneficial effects that:

according to the underwater monitoring device, the angle adjusting mechanism, the primary auxiliary mechanism, the monitoring device, the protective cover and the like are arranged, when the underwater monitoring is carried out, the monitoring device is used for monitoring underwater conditions, storing records and transmitting the records to peripheral equipment through a network, in the monitoring process, the first motor drives the first screw rod to rotate by starting the first motor and the second motor, so that the monitoring device is driven to move up and down by the first threaded sleeve, the first motor is matched with the second motor to drive the first outer shell to rotate freely, the monitoring device can carry out three hundred sixty degrees omnibearing monitoring, the underwater conditions of different depths can be detected in the monitoring process, and the monitoring device is more flexible and convenient in the underwater monitoring process;

the folding mechanism and the secondary auxiliary mechanism are arranged, the third motor in the secondary auxiliary mechanism is started, the third motor drives the second screw rod to rotate, the second threaded sleeve drives the second guide block to move up and down, and when the second guide block moves down, the folding rod is contracted, so that the cross beam is folded;

according to the invention, the displacement mechanism is arranged, after the device is folded, the third electric telescopic rod is started to be separated from the lower part of the first connecting rod, the first spring and the second spring on the two sides of the first connecting rod drive the first connecting rod to move clockwise, the first universal wheel at the bottom end of the first connecting rod is contacted with the ground, and the second universal wheel is matched to enable the device to move integrally.

Description of the drawings:

for ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.

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

FIG. 2 is an enlarged schematic view of the structure at A of the present invention;

FIG. 3 is an enlarged view of the structure at B of the present invention;

FIG. 4 is a schematic view of the displacement mechanism of the present invention;

FIG. 5 is a schematic view of an installation structure of the third electric telescopic rod of the present invention;

FIG. 6 is an enlarged view of the structure at the point C of the present invention;

FIG. 7 is a schematic view of the folding bar of the present invention;

FIG. 8 is a schematic structural diagram of a secondary assist mechanism of the present invention;

figure 9 is an enlarged view of the structure at D of the present invention,

in the figure: 1. a support pillar;

2. an angle adjusting mechanism; 21. a first housing; 22. a first mounting plate; 23. a first motor; 24. a first screw rod; 25. a first thread bush; 26. a first bearing; 27. a travel switch; 28. a control contact; 29. a first connecting plate;

3. a first-stage bottom end fixing mechanism; 31. a first connecting shaft; 32. connecting a bearing; 33. a second housing; 34. a first electric telescopic rod; 35. a first mounting cone; 36. a first groove;

4. a primary assist mechanism; 41. a second motor; 42. a third shell; 43. a second mounting plate; 44. a second groove; 45. a top plate; 46. a second electric telescopic rod;

5. a displacement mechanism; 51. a shell of No. four; 52. a third groove; 53. a first hinge seat; 54. a first connecting rod; 55. a first spring; 56. a second spring; 57. a first universal wheel; 58. a third electric telescopic rod;

6. a folding mechanism; 61. a first guide groove; 62. a first guide block; 63. a second hinge base; 64. a folding bar; 65. a third hinge seat; 66. a second guide groove; 67. a second guide block;

7. a secondary auxiliary mechanism; 71. a shell of No. five; 72. a third motor; 73. a second screw; 74. a second connecting shaft; 75. a second bearing; 76. a second thread bush; 77. a second connecting plate;

8. a secondary bottom end fixing mechanism; 81. a fourth groove; 82. mounting a cone II; 83. a top tray; 84. pouring a pipe; 85. a casting trough; 86. pouring holes;

9. monitoring equipment; 10. a protective cover; 11. a cross beam; 12. a bottom leg; 13. a second universal wheel; 14. a fourth hinge base; 15. and a third connecting shaft.

The specific implementation mode is as follows:

as shown in fig. 1 to 9, the following technical solutions are adopted in the present embodiment: the underwater video transmission device comprises a support column 1 and a cross beam 11, wherein a fourth hinge seat 14 is fixedly installed at the top of the support column 1, a third connecting shaft 15 is movably connected onto the fourth hinge seat 14, one end, far away from the fourth hinge seat 14, of the third connecting shaft 15 is fixedly connected with the cross beam 11, the support column 1 and the cross beam 11 are rotatably connected through the fourth hinge seat 14 and the third connecting shaft 15, the bottom of the cross beam 11 and the back of the support column 1 are connected through a folding mechanism 6, one end, far away from the support column 1, of the cross beam 11 is fixedly connected with a first-stage auxiliary mechanism 4, a displacement mechanism 5 is arranged in the first-stage auxiliary mechanism 4, an angle adjusting mechanism 2 is fixedly connected to the bottom of the first-stage auxiliary mechanism 4, a first-stage bottom fixing mechanism 3 is rotatably connected to the bottom of the angle adjusting mechanism 2, and one end, close to, the bottom fixedly connected with bottom stabilizer blade 12 of support column 1 is provided with second grade bottom fixed establishment 8 on the bottom stabilizer blade 12, and No. two universal wheels 13 are installed to the bottom of bottom stabilizer blade 12.

Wherein, the angle adjusting mechanism 2 comprises a first shell 21, a first mounting plate 22 is arranged between the inner walls of the first shell 21, the first mounting plate 22 is provided with two blocks, a first motor 23 is arranged on the first mounting plate 22 positioned above, the output end of the first motor 23 passes through the first mounting plate 22 and is fixedly connected with a first screw 24, the bottom end of the first screw 24 is rotatably connected with a first bearing 26 on the first mounting plate 22 positioned below, a first thread bush 25 is connected on the first screw 24 in a threaded manner, a first connecting plate 29 is fixedly connected on one side of the first thread bush 25, the first connecting plate 29 is movably connected on the side groove of the first shell 21, a monitoring device 9 is fixedly connected on one side of the first connecting plate 29 arranged outside the first shell 21, a protective cover 10 is arranged outside the monitoring device 9, the protective cover 10 is fixedly connected with the first connecting plate 29, control contacts 28 are fixedly connected on the upper side and the lower side of the first connecting plate 29 arranged inside the first shell 21, travel switches 27 are arranged above and below the control contact 28, the travel switches 27 are electrically connected with the first motor 23, the travel switches 27 are mounted on the inner wall of the first shell 21, and a plurality of water permeable holes are formed in the first shell 21.

Wherein, one-level bottom mounting mechanism 3 includes connecting axle 31 No. one, and connecting axle 31 welds the bottom at shell 21 No. one, and the bottom of connecting axle 31 and the connection bearing 32 at top rotate and be connected in No. two shells 33, and electric telescopic handle 34 is all installed No. one at the interior top of No. two shells 33 of connecting bearing 32 both sides, and the equal fixedly connected with of output of electric telescopic handle 34 is awl 35 for installing No. one, and an installation awl 35 is all inserted and is established on No. one groove 36 of No. two shells 33.

Wherein, the first-stage auxiliary mechanism 4 comprises a second motor 41, the output end of the second motor 41 is fixedly welded with the top of the first shell 21, the second motor 41 is installed at the inner bottom of the third shell 42, the third shell 42 is movably inserted in a second groove 44 of a second mounting plate 43, one end of the third shell 42 arranged above the second mounting plate 43 is fixedly connected with a top plate 45, one side of the top plate 45 close to the cross beam 11 is welded with the output end of a second electric telescopic rod 46, the bottom of the second electric telescopic rod 46 is installed at the top of the cross beam 11, in the monitoring process, by opening the first motor 23 and the second motor 41, the first motor 23 drives the first screw rod 24 to rotate, so that the first threaded sleeve 25 is utilized to drive the monitoring device 9 to move up and down, the second motor 41 is matched to drive the first shell 21 to rotate freely, so that the monitoring device 9 can carry out three hundred and sixty degrees omnibearing monitoring, and the underwater conditions of different depths can be detected in the monitoring process, so that the monitoring equipment 9 is more flexible and convenient in underwater monitoring.

Wherein, displacement mechanism 5 includes No. four shells 51, No. four shells 51 set up the top at No. two motors 41, No. four shells 51 weld on No. three shells 42's inner wall, No. four shells 51 communicate with the outside through No. three grooves 52 on No. three shells 42 lateral walls, No. one hinge seat 53 is installed at No. four shells 51's interior top, swing joint has a connecting rod 54 on No. one hinge seat 53, keep away from a universal wheel 57 of one end fixedly connected with of hinge seat 53 on a connecting rod 54, the upper and lower both sides of a connecting rod 54 are respectively through the fixed welding of the inner wall of a spring 55 and No. two springs 56 and No. four shells 51, the one side of keeping away from a hinge seat 53 on a connecting rod 54 and being close to No. three grooves 52 is provided with No. three electric telescopic rod 58.

Wherein, folding mechanism 6 includes guide way 61 and No. two guide ways 66, and No. one guide way 61 and No. two guide ways 66 are seted up respectively at the bottom of crossbeam 11 and the back of support column 1, and sliding connection has guide block 62 and No. two guide blocks 67 on guide way 61 and No. two guide ways 66 respectively, has welded No. two hinge seats 63 and No. three hinge seats 65 on guide block 62 and No. two guide blocks 67 respectively, swing joint has folding rod 64 between No. two hinge seats 63 and No. three hinge seats 65.

Wherein, the second-stage auxiliary mechanism 7 comprises a fifth shell 71, the fifth shell 71 is welded on the front surface of the support column 1, a third motor 72 is installed at the top of the fifth shell 71, the output end of the third motor 72 penetrates through the fifth shell 71 and is fixedly connected with a second screw 73, the bottom of the second screw 73 is fixedly connected with a second connecting shaft 74, the bottom end of the second connecting shaft 74 is rotatably connected with a second bearing 75 at the bottom in the fifth shell 71, a second thread bush 76 is in threaded connection with the second screw 73, a second connecting plate 77 is fixedly connected with one side of the second thread bush 76 close to the second guide block 67, the second connecting plate 77 is welded with one side of the second guide block 67 far away from the folding rod 64, the third motor 72 in the second-stage auxiliary mechanism 7 is started, the third motor 72 is utilized to drive the second screw 73 to rotate, and then the second thread bush 76 drives the second guide block 67 to move up and down, when the second guide block 67 moves up, the folding bar 64 is unfolded so that the angle between the cross beam 11 and the support column 1 becomes ninety degrees, and when the second guide block 67 moves down, the folding bar 64 is contracted so that the apparatus is folded.

Wherein, the second-stage bottom end fixing mechanism 8 comprises a fourth groove 81, the fourth groove 81 is provided with two axially symmetrical through grooves arranged on the bottom support leg 12, the fourth groove 81 is movably inserted on the second mounting cone 82, the second mounting cone 82 is of a hollow structure, the bottom of the second mounting cone 82 is provided with a pouring hole 86 communicated with the inside of the second mounting cone 82 in a chiseled mode, the top of the second mounting cone 82 is fixedly connected with a top disc 83, the top disc 83 is provided with a pouring groove 85, the pouring groove 85 is symmetrically arranged by the central axis of the top disc 83, the pouring groove 85 is arranged on the top disc 83 in a penetrating mode, the bottom of the pouring groove 85 is fixedly communicated with a pouring pipe 84, one end of the pouring pipe 84 far away from the pouring groove 85 is fixedly communicated with the second mounting cone 82, the pouring groove 85 is communicated with the inside of the second mounting cone 82 through the pouring pipe 84, the third electric telescopic rod 58 is started, so that the third electric telescopic rod 58 is separated from the lower part of the first connecting rod 54, make a connecting rod 54 drive a connecting rod 54 clockwise movement at a spring 55 and No. two springs 56 of its both sides, make a universal wheel 57 and the ground contact of its bottom, thereby cooperate No. two universal wheels 13 to make the device wholly remove, and then remove the device to bank assigned position, insert No. four grooves 81 with No. two installation awl 82, through strikeing the head disk 83, make No. two installation awl 82 insert ground, add concrete pouring liquid through casting groove 85, make the pouring liquid flow in No. two installation awl 82 through pouring pipe 84, flow through pouring hole 86, make soil fixed, make the stable fixing of bottom stabilizer blade 12 subaerial, this kind of design, make the device installation after more stable.

The third electric telescopic rod 58 is movably inserted into the third shell 42, and the third electric telescopic rod 58 is mounted on the front surface of the fourth shell 51 through screws.

Specifically, the method comprises the following steps: starting the third electric telescopic rod 58 to enable the third electric telescopic rod 58 to be separated from the lower part of the first connecting rod 54, enabling the first spring 55 and the second spring 56 on the two sides of the first connecting rod 54 to drive the first connecting rod 54 to move clockwise, enabling the first universal wheel 57 at the bottom end of the first connecting rod to be in contact with the ground, enabling the device to move integrally by matching with the second universal wheel 13, further moving the device to a designated position on the shore, inserting the second installation cone 82 into the fourth groove 81, enabling the second installation cone 82 to be inserted into the ground by knocking the top disc 83, adding concrete pouring liquid through the pouring groove 85, enabling the pouring liquid to flow into the second installation cone 82 through the pouring pipe 84, enabling the soil to be fixed by flowing out through the pouring hole 86, enabling the bottom support leg 12 to be stably fixed on the ground, starting the third motor 72 in the second-stage auxiliary mechanism 7, driving the second screw rod 73 to rotate by utilizing the third motor 72, and then make the second thread bush 76 drive the second guide block 67 to move up and down, when the second guide block 67 moves up, the folding rod 64 is unfolded, thus make the included angle between the crossbeam 11 and the support column 1 become ninety degrees, start the second electric telescopic rod 46, drive the roof 45 to move down, and then make the roof 45 drive the third shell 42 to move down, make the second shell 33, the first shell 21, and the third shell 42 move down integrally, go deep into the water, when the bottom of the second shell 33 contacts with the bottom, start the first electric telescopic rod 34, drive the first installation awl 35 to move down through the first electric telescopic rod 34, insert into the bottom, make the first shell 21, the second shell 33, and the third shell 42 keep fixed, while monitoring, the monitoring equipment 9 is used for monitoring the underwater situation, carry on the storage record and transmit to the peripheral equipment through the network, in the monitoring process, by opening the first motor 23 and the second motor 41, no. one motor 23 drives a screw rod 24 and rotates to utilize thread bush 25 to drive supervisory equipment 9 and reciprocate, drive shell 21 free rotation No. two motor 41 in the cooperation, thereby can make supervisory equipment 9 carry out the all-round control of three hundred sixty degrees, and can detect the condition under water of the different degree of depth in the monitored control process, make supervisory equipment 9 more nimble convenient when monitoring under water.

While there have been shown and described what are at present considered to be the fundamental principles of the invention and its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.

Claims

1. Use video transmission device under water, its characterized in that, including support column (1) and crossbeam (11), the top fixed mounting of support column (1) has No. four hinge seats (14), swing joint has No. three connecting axle (15) on No. four hinge seats (14), keep away from the one end and crossbeam (11) fixed connection of No. four hinge seats (14) on No. three connecting axle (15), rotate through No. four hinge seats (14) and No. three connecting axle (15) between support column (1) and crossbeam (11) and be connected, be connected through folding mechanism (6) between the bottom of crossbeam (11) and the back of support column (1), the one end fixedly connected with one-level complementary unit (4) of support column (1) on crossbeam (11), be provided with displacement mechanism (5) in one-level complementary unit (4), the bottom fixedly connected with angle adjustment mechanism (2) of one-level complementary unit (4), the bottom of angle adjustment mechanism (2) is rotated and is connected with one-level bottom mounting mechanism (3), folding mechanism (6) are gone up one end and the second grade complementary unit (7) between fixed connection that is close to support column (1), the bottom fixedly connected with bottom stabilizer blade (12) of support column (1), be provided with second grade bottom mounting mechanism (8) on bottom stabilizer blade (12), universal wheel (13) No. two are installed to the bottom of bottom stabilizer blade (12).

2. The underwater video transmission apparatus according to claim 1, wherein: the angle adjusting mechanism (2) comprises a first shell (21), a first mounting plate (22) is installed between the inner walls of the first shell (21), the first mounting plate (22) is provided with two mounting plates, a first motor (23) is installed on the first mounting plate (22) which is positioned above the first mounting plate, the output end of the first motor (23) penetrates through a first screw rod (24) fixedly connected with the first mounting plate (22), the bottom end of the first screw rod (24) is rotatably connected with a first bearing (26) on the first mounting plate (22) which is positioned below the first screw rod, a first thread sleeve (25) is in threaded connection with the first screw rod (24), a first connecting plate (29) is fixedly connected with one side groove of the first thread sleeve (25), the first connecting plate (29) is movably connected with a side groove of the first shell (21), and a monitoring device (9) is fixedly connected with one side of the first connecting plate (29) which is arranged outside the first shell (21), the outside of supervisory equipment (9) is provided with protection casing (10), fixed connection between protection casing (10) and a connecting plate (29), a connecting plate (29) sets up equal fixedly connected with control contact (28) in the upper and lower both sides of shell (21) inside, the top and the below of control contact (28) all are provided with travel switch (27), travel switch (27) and motor (23) electric connection, travel switch (27) all are installed on the inner wall of shell (21), be provided with a plurality of holes of permeating water on shell (21).

3. The underwater video transmission apparatus according to claim 2, wherein: one-level bottom mounting mechanism (3) are including a connecting axle (31), a connecting axle (31) welding is in the bottom of shell (21) No. one, the bottom of a connecting axle (31) rotates with connecting bearing (32) at top in No. two shells (33) to be connected, electric telescopic handle (34) are all installed at the interior top of No. two shells (33) of connecting bearing (32) both sides, the equal fixedly connected with installation awl (35) of the output of an electric telescopic handle (34), installation awl (35) are all inserted and are established on groove (36) of No. two shells (33).

4. The underwater video transmission apparatus according to claim 2, wherein: one-level complementary unit (4) is including No. two motor (41), the output of No. two motor (41) and the top fixed weld of shell (21), install the interior bottom at No. three shell (42) No. two motor (41), No. three shell (42) activities are inserted and are established on No. two groove (44) of No. two mounting panels (43), No. three shell (42) set up one end fixedly connected with roof (45) above No. two mounting panels (43), be close to on one side of crossbeam (11) on roof (45) with the output welding of No. two electric telescopic handle (46), the top at crossbeam (11) is installed to the bottom of No. two electric telescopic handle (46).

5. The underwater video transmission apparatus according to claim 4, wherein: displacement mechanism (5) are including No. four shells (51), No. four shells (51) set up the top at No. two motor (41), No. four shells (51) welding is on the inner wall of No. three shells (42), No. four shells (51) are through No. three groove (52) and outside intercommunication on No. three shells (42) lateral wall, No. one hinge seat (53) is installed at the interior top of No. four shells (51), swing joint has connecting rod (54) on one hinge seat (53), one end fixedly connected with universal wheel (57) of keeping away from a hinge seat (53) on connecting rod (54), the upper and lower both sides of a connecting rod (54) are respectively through the inner wall fixed weld of a spring (55) and No. two springs (56) and No. four shells (51), one side of keeping away from the one end of a hinge seat (53) on connecting rod (54) and being close to No. three groove (52) is provided with No. three electric telescopic rod (58).

6. The underwater video transmission apparatus according to claim 1, wherein: folding mechanism (6) are including guide way (61) and No. two guide ways (66), the back at the bottom of crossbeam (11) and support column (1) is seted up respectively to guide way (61) and No. two guide ways (66), on guide way (61) and No. two guide ways (66) respectively sliding connection have guide block (62) and No. two guide block (67), No. two hinge seats (63) and No. three hinge seats (65) have been welded respectively on guide block (62) and No. two guide block (67), swing joint has folding rod (64) between No. two hinge seats (63) and No. three hinge seats (65).

7. The underwater video transmission apparatus according to claim 6, wherein: the secondary auxiliary mechanism (7) comprises a fifth shell (71), the fifth shell (71) is welded on the front surface of the supporting column (1), a third motor (72) is arranged at the top of the fifth shell (71), the output end of the third motor (72) penetrates through the fifth shell (71) and is fixedly connected with a second screw rod (73), the bottom of the second screw rod (73) is fixedly connected with a second connecting shaft (74), the bottom end of the second connecting shaft (74) is rotationally connected with a second bearing (75) at the bottom in the fifth shell (71), a second threaded sleeve (76) is in threaded connection with the second screw rod (73), a second connecting plate (77) is fixedly connected to one side, close to the second guide block (67), of the second threaded sleeve (76), and the second connecting plate (77) is welded with one side of the second guide block (67) far away from the folding rod (64).

8. The underwater video transmission apparatus according to claim 1, wherein: the two-stage bottom fixing mechanism (8) comprises a fourth groove (81), the fourth groove (81) is provided with two grooves which are axially symmetrically arranged on the bottom support leg (12) in a penetrating manner, the fourth groove (81) is movably inserted into the second mounting cone (82), the second mounting cone (82) is of a hollow structure, a pouring hole (86) communicated with the interior of the second mounting cone (82) is formed in the bottom of the second mounting cone (82) in a penetrating manner, a top disc (83) is fixedly connected to the top of the second mounting cone (82), a pouring groove (85) is formed in the top disc (83), the pouring groove (85) is symmetrically arranged with the central shaft of the top disc (83), the pouring groove (85) is arranged on the top disc (83) in a penetrating manner, a pouring pipe (84) is fixedly communicated with the bottom of the pouring groove (85), and one end, far away from the pouring groove (85), of the pouring pipe (84) is fixedly communicated with the second mounting cone (82), the casting groove (85) is communicated with the interior of the second installation cone (82) through a casting pipe (84).

9. The underwater video transmission apparatus according to claim 5, wherein: the third electric telescopic rod (58) is movably inserted into the third shell (42), and the third electric telescopic rod (58) is installed on the front face of the fourth shell (51) through screws.