CN214138887U

CN214138887U - Underwater terrain distance detection device

Info

Publication number: CN214138887U
Application number: CN202120157056.3U
Authority: CN
Inventors: 陈君平; 刘明亮; 陈浩佳
Original assignee: Guangdong Changxin Construction Co ltd
Current assignee: Guangdong Changxin Construction Co ltd
Priority date: 2021-01-20
Filing date: 2021-01-20
Publication date: 2021-09-07
Anticipated expiration: 2031-01-20

Abstract

The utility model belongs to the technical field of topography detection under water and specifically relates to a topography is apart from detection device under water is related to, and it includes the hull, the afterbody of hull is provided with the drive the main oar of hull motion, the head of hull is provided with anticollision subassembly, anticollision subassembly includes two push rods and connecting rod, two the push rod respectively with the both ends fixed connection of connecting rod, the connecting rod with hull sliding connection, still be equipped with reset spring in the hull, reset spring's one end links to each other with one side that the push rod was kept away from to the connecting rod, reset spring's the other end with hull fixed connection, reset spring's length direction is unanimous with the length direction of hull. This application has the effect that reduces the condition that unmanned ship damages touching the reef in the exploration process.

Description

Underwater terrain distance detection device

Technical Field

The application relates to the field of underwater topography detection, in particular to an underwater topography distance detection device.

Background

In the measurement design of buildings such as dams, bridges, ports and docks, besides land topographic maps with various scales, underwater topographic maps are also needed to know the fluctuation of underwater topography. In order to facilitate the measurement and reduce the danger of personnel working underwater, an unmanned ship is usually used for underwater terrain distance detection.

The underwater terrain distance detection device comprises an unmanned ship, detection equipment for detecting terrain and underwater distance is arranged on the unmanned ship, a controller for controlling the unmanned ship to move is further arranged in the unmanned ship, and a propeller for driving the unmanned ship to move is arranged at the tail of the unmanned ship.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: when the unmanned ship is in the operation process and encounters darker light or larger underwater undercurrent, the unmanned ship is difficult to move according to the track controlled by the controller, so that the unmanned ship is easy to collide with the submerged reef when encountering the submerged reef, and the unmanned ship is easy to damage.

SUMMERY OF THE UTILITY MODEL

In order to reduce the condition that unmanned ship touched the reef and damaged in the exploration process, this application provides a topography distance detection device under water.

The application provides a topography is apart from detection device under water adopts following technical scheme:

the utility model provides an underwater topography is apart from detection device, includes the hull, the afterbody of hull is provided with the main oar of drive hull motion, the head of hull is provided with anticollision subassembly, anticollision subassembly includes two push rods and connecting rod, two the push rod respectively with the both ends fixed connection of connecting rod, the connecting rod with hull sliding connection, still be equipped with reset spring in the hull, one side that push rod was kept away from to reset spring's one end and connecting rod links to each other, reset spring's the other end and hull fixed connection, reset spring's length direction is unanimous with the length direction of hull.

Through adopting above-mentioned technical scheme, when the underwater topography is apart from detection device and is collided the submerged reef, the submerged reef strikes the push rod earlier, is favorable to reducing the direct and hull collision's of submerged reef the condition, and the connecting rod compresses spring under the drive of push rod, and the impact of submerged reef is cushioned to the elasticity of spring, is favorable to reducing the condition that the hull damaged when colliding with the submerged reef.

Preferably, the push rod is rotatably connected with the connecting rod, and a torsion spring which enables an included angle between the push rod and the connecting rod to be larger than 90 degrees is sleeved outside a rotating shaft of the push rod.

Through adopting above-mentioned technical scheme, when being favorable to reducing push rod and connecting rod fixed connection, the easy cracked condition when the push rod receives the thrust of submerged reef, the setting of torsional spring is favorable to buffering the thrust that the push rod received, simultaneously, makes the push rod can rotate the normal position back automatically after separating with the submerged reef for the push rod can play a role once more when the hull touches the reef once more.

Preferably, a guide rod penetrates through the return spring.

Through adopting above-mentioned technical scheme for reset spring can be followed self length direction and compressed, makes reset spring compressed more easily, is favorable to reducing the spring and shifts rather than the condition of compressed.

Preferably, one end of the ship body, which is far away from the main oar, is provided with an auxiliary oar for driving the ship body to retreat.

Through adopting above-mentioned technical scheme, thereby the drive vice oar rotates and offsets the thrust of part main oar to the hull, is favorable to buffering the impact that the hull received, is favorable to reducing the too big condition that leads to the hull to hit bad of the counter force to the hull of submerged reef when touching the reef.

Preferably, a driving part for driving the auxiliary paddles to rotate is arranged in the boat body, the driving part comprises a rack, a transmission gear, a synchronizing wheel and a driving wheel, the rack is meshed with the transmission gear, the transmission gear and the synchronizing wheel rotate coaxially, the synchronizing wheel and the driving wheel are bevel gears which are meshed with each other, and the driving wheel is fixedly connected with a rotating shaft of the auxiliary paddles.

Through adopting above-mentioned technical scheme, rack, drive gear, synchronizing wheel and the cooperation of drive wheel for the pushing rod receives the impact of submerged reef can be converted into the power of driving vice oar pivoted, linkage pushing rod and vice oar, are favorable to reducing the setting of power supply.

Preferably, the transmission ratio between the synchronizing wheel and the driving wheel is greater than 1.

Through adopting above-mentioned technical scheme, take place to rotate through synchronizing wheel drive wheel, and because the drive ratio is greater than 1, the drive wheel takes place to rotate with higher speed for the synchronizing wheel for vice oar rotates sooner, thereby produces and offsets more submerged reef to the impact force of hull.

Preferably, a sliding rod is connected between the connecting rod and the ship body, the number of the sliding rods is two, and the two sliding rods are respectively located at two ends of the connecting rod.

Through adopting above-mentioned technical scheme for the connecting rod can the translation, when being favorable to reducing the connecting rod and sliding the in-process pivoted trend, the easy cracked condition of slide bar makes the slide bar more firm.

Preferably, two one ends of the sliding rods far away from the connecting rod are fixedly connected with synchronizing rods, and one sides of the synchronizing rods far away from the sliding rods are fixedly connected with the racks.

Through adopting above-mentioned technical scheme for the power that two slide bars promoted the rack can be balanced to the synchronizing bar on, makes the thrust that the rack received more balanced.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the arrangement of the push rod is favorable for reducing the direct collision condition of the submerged reef and the ship body, the connecting rod is driven by the push rod to compress the spring, the elastic force of the spring buffers the impact force of the submerged reef, and the damage condition of the ship body when colliding with the submerged reef is favorably reduced;

2. through the matching of the rack, the transmission gear, the synchronizing wheel and the driving wheel, the collision force of the submerged reef received by the push rod can be converted into power for driving the auxiliary paddle to rotate, and the push rod and the auxiliary paddle are linked, so that the arrangement of a power source is reduced;

3. the driving wheel is driven to rotate through the synchronizing wheel, and the driving wheel rotates relative to the synchronizing wheel in an accelerating mode due to the fact that the transmission ratio is larger than 1, so that the auxiliary paddle rotates faster, and impact force of more submerged reefs on the ship body is offset.

Drawings

Fig. 1 is a schematic overall structure diagram of an underwater topography distance detecting device according to the present application.

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

Fig. 3 is a cross-sectional view of an underwater-terrain distance sensing device of the present application.

Fig. 4 is an enlarged schematic view of a portion B in fig. 3.

Description of reference numerals: 1. a hull; 2. a main paddle; 3. an auxiliary paddle; 4. a slide bar; 5. a connecting rod; 6. a fixed seat; 7. a push rod; 8. a torsion spring; 9. a restraining post; 10. a synchronization lever; 11. a rack; 12. a transmission gear; 13. a first cavity; 14. a second cavity; 15. a third cavity; 16. a return spring; 17. a guide bar; 18. a synchronizing wheel; 19. a drive shaft; 20. and a driving wheel.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses an underwater topography distance detection device.

Referring to fig. 1, the underwater topography distance detecting device comprises a ship body 1, wherein a main paddle 2 for driving the ship body 1 to move is arranged at the tail part of the ship body 1, and an auxiliary paddle 3 for driving the ship body 1 to retreat is arranged at the head part of the ship body 1. The head of the hull 1 is also provided with an anti-collision assembly used for pushing the hull 1 towards the direction far away from the submerged reef, and a driving piece used for driving the auxiliary paddle 3 to rotate is further arranged in the hull 1.

Referring to fig. 1 and 2, the anti-collision assembly includes two sliding rods 4 and a connecting rod 5 integrally connected to one end of the sliding rod 4, the sliding rods 4 are round rods, the length direction of the sliding rods 4 is the same as that of the ship body 1, and the connecting rod 5 is horizontally disposed and perpendicular to the sliding rods 4.

Referring to fig. 1 and 2, the equal fixedly connected with fixing base 6 in both ends of connecting rod 5 rotates on fixing base 6 and is connected with push rod 7, and the axis of rotation cover of push rod 7 is equipped with

torsional spring

8, 8 both ends of torsional spring respectively with fixing base 6 and 7 fixed connection of push rod for the submerged reef promotes hull 1 and makes hull 1 and submerged reef separation back push rod 7 playback more easily. It restricts 7 pivoted restriction posts 9 still to fixedly connected with on the fixing base 6, when push rod 7 is in nature and restriction post 9 butt, contained angle between push rod 7 and the connecting rod 5 is 120, restriction post 9's setting, is favorable to reducing push rod 7 turned angle under the torsional spring 8 effect too big, causes the contained angle between push rod 7 and the connecting rod 5 to be less than 90, leads to the push rod 7 to be difficult to the condition of buffering to the impact of submerged reef when touching the reef next time.

Referring to fig. 3 and 4, the sliding rods 4 are slidably connected with the hull 1, the hull 1 is provided with a guide hole for the sliding rods 4 to slide, a synchronizing rod 10 is further slidably connected in the hull 1, and one ends of the two sliding rods 4 far away from the connecting rod 5 are respectively fixedly connected with two ends of the synchronizing rod 10.

Referring to fig. 3 and 4, the driving member includes a rack 11 and a transmission gear 12 engaged with the rack 11, the synchronizing rod 10 is a square rod, the rack 11 is fixedly connected with one side of the synchronizing rod 10 away from the sliding rod 4, the rack 11 is rectangular, the rack 11 is parallel to the sliding rod 4, and the rack 11 is located on a central line of the sliding rod 4. The pinion 12 is located at the lower end of the rack 11.

Referring to fig. 3 and 4, a first cavity 13 for sliding the rack 11 and the synchronizing rod 10 and a second cavity 14 for rotating the transmission gear 12 are formed in the ship body 1, and the length direction of the first cavity 13 is consistent with the length direction of the ship body 15

Referring to fig. 3 and 4, a return spring 16 is fixed at one end of the rack 11 away from the synchronizing rod 10, a third cavity 15 for the return spring 16 to move is formed in the hull 1, and the length direction of the third cavity 15 is consistent with the length direction of the rack 11. Still fixedly connected with guide bar 17 in hull 1, the both ends of guide bar 17 hold chamber 15 with first chamber 13 and third respectively along self length direction's lateral wall fixed connection, guide bar 17 wears to locate in reset spring 16 and runs through rack 11 and synchronizing bar 10, guide bar 17 and rack 11 and synchronizing bar 10 sliding connection are favorable to improving rack 11 compression reset spring 16's stability for rack 11 can slide back to first chamber 13 steadily.

Referring to fig. 3 and 4, a synchronizing wheel 18 is fixedly inserted into the rotating shaft of the transmission gear 12, and the synchronizing wheel 18 is a bevel gear. The fixed connection of vice oar 3 has drive shaft 19, the length direction of drive shaft 19 is unanimous with the length direction of hull 1, the one end that vice oar 3 was kept away from to drive shaft 19 is fixed to be equipped with drive wheel 20 through, drive wheel 20 sets up to the bevel gear with synchronizing wheel 18 meshing, in this embodiment, the drive ratio of drive wheel 20 and synchronizing wheel 18 is 4, synchronizing wheel 18 drive wheel 20 takes place the acceleration rate motion, thereby make the slew velocity of vice oar 3 faster, make vice oar 3 can produce bigger thrust with the water current cooperation to hull 1.

The implementation principle of the underwater topography distance detection device in the embodiment of the application is as follows: when the ship body 1 touches the reef under the action of the thrust of water flow and the self power in the operation process, and a controller is difficult to control the steering of the ship body 1 in time, one end of the push rod 7, which is far away from the connecting rod 5, is abutted against the submerged reef, the submerged reef pushes the push rod 7, so that the push rod 7 rotates and compresses one end of the torsion spring 8, the condition that the submerged reef collides with the ship body 1 is favorably reduced, then the push rod 7 drives the rack 11 to move towards the second containing cavity 14, the rack 11 drives the transmission gear 12 to rotate, further drives the synchronizing wheel 18 to rotate, the synchronizing wheel 18 drives the driving wheel 20 to rotate, and finally drives the auxiliary paddle 3 to rotate, so that the auxiliary paddle 3 is matched with the water flow to generate thrust, thereby offsetting part of the thrust of the main paddle 2 to the ship body 1, further reducing the impact force generated when the submerged reef collides with the ship body 1, and being favorable for reducing the condition that the ship body 1 directly collides with the submerged reef to cause damage in the underwater detection process, the collision of the ship body 1 when the control personnel is not in time to react can be reduced.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An underwater topography distance detecting device, characterized by: including hull (1), the afterbody of hull (1) is provided with the drive main oar (2) of hull (1) motion, the head of hull (1) is provided with the anticollision subassembly, the anticollision subassembly includes two push rods (7) and connecting rod (5), two push rod (7) respectively with the both ends fixed connection of connecting rod (5), connecting rod (5) with hull (1) sliding connection, still be equipped with reset spring (16) in hull (1), one side that push rod (7) were kept away from with connecting rod (5) to the one end of reset spring (16) links to each other, the other end of reset spring (16) with hull (1) fixed connection, the length direction of reset spring (16) is unanimous with the length direction of hull (1).

2. An underwater topography distance detection apparatus according to claim 1, wherein: the push rod (7) is rotatably connected with the connecting rod (5), and a torsion spring (8) which enables an included angle between the push rod (7) and the connecting rod (5) to be larger than 90 degrees is sleeved outside a rotating shaft of the push rod (7).

3. An underwater topography distance detection apparatus according to claim 1, wherein: a guide rod (17) penetrates through the return spring (16).

4. An underwater topography distance detection apparatus according to claim 1, wherein: one end of the boat body (1) far away from the main paddle (2) is provided with an auxiliary paddle (3) used for driving the boat body (1) to retreat.

5. An underwater topography distance detection apparatus according to claim 4, wherein: the boat body (1) is internally provided with a driving piece for driving the auxiliary paddles (3) to rotate, the driving piece comprises a rack (11), a transmission gear (12), a synchronizing wheel (18) and a driving wheel (20), the rack (11) is meshed with the transmission gear (12), the transmission gear (12) and the synchronizing wheel (18) rotate coaxially, the synchronizing wheel (18) and the driving wheel (20) are bevel gears which are meshed with each other, and the driving wheel (20) is fixedly connected with a rotating shaft of the auxiliary paddles (3).

6. An underwater topography distance detection apparatus according to claim 5, wherein: the transmission ratio between the synchronizing wheel (18) and the driving wheel (20) is greater than 1.

7. An underwater topography distance detection apparatus according to claim 3, wherein: be connected with slide bar (4) between connecting rod (5) and hull (1), slide bar (4) set up to two, two slide bar (4) are located the both ends of connecting rod (5) respectively.

8. An underwater topography distance detection apparatus according to claim 7, wherein: two one end fixedly connected with synchronizing bar (10) that connecting rod (5) were kept away from in slide bar (4), one side and rack (11) fixed connection that slide bar (4) were kept away from in synchronizing bar (10).