CN211869606U

CN211869606U - Sonar elevating gear

Info

Publication number: CN211869606U
Application number: CN202020250884.7U
Authority: CN
Inventors: 李琰
Original assignee: WUXI HONGSHENG MARINE GLASS FIBER REINFORCED PLASTIC CO Ltd
Current assignee: WUXI HONGSHENG MARINE GLASS FIBER REINFORCED PLASTIC CO Ltd
Priority date: 2020-03-03
Filing date: 2020-03-03
Publication date: 2020-11-06
Anticipated expiration: 2030-03-03

Abstract

The utility model relates to a sonar elevating gear, including hull and sonar lifting unit, hull bottom head portion scarf joint sonar well, the outside end door that opens and shuts of well head symmetry installation of sonar well, sonar lifting unit include main arm vaulting pole, auxiliary arm vaulting pole, sonar suspension platform, sonar head, first auxiliary arm hydraulic push rod, the auxiliary arm hydraulic push rod of second and the hinge joint between the pole. The utility model adopts the structure of the extension of the main rod and the folding of the auxiliary rod, realizes the rapid retracting and releasing operation of the sonar head in the limited space, improves the operation depth and the exploration and diving operation efficiency; the device has a compact structure, the volume and the weight of the device are obviously reduced compared with the prior lifting equipment, and the influence on the stability of the naval vessel is reduced; after the device is folded, the whole device is folded in the sonar well, the underwater hydraulic shape and the structural strength of the boat bow are not damaged, and the water shape of the boat has no protruding part; this device can be integrated on the work boat of active service with standardized part, and degree of automation is high, and the fault point is few, and easy access and maintenance, application scope are wide.

Description

Sonar elevating gear

Technical Field

The utility model belongs to the technical field of sonar motion control technique and specifically relates to a sonar lifting device.

Background

In order to meet the needs of exploration and mapping tasks of manually driven or automatically driven small and medium-sized surface naval vessels, a sonar sensor (commonly called a sonar head) needs to use a lifting device to achieve water inlet and outlet operation of the small and medium-sized surface naval vessels. At present, a structural scheme that a sonar enters water through a supporting rod lifted or rotated from a boat bow or a boat side is adopted, the general problem is that the sonar head enters water with shallow depth which is usually less than 0.8 m, and the lifting device has large structural volume and weight, so that large pressure is caused to the limited load space and load bearing of a naval vessel, meanwhile, the water structure appearance of the naval vessel is damaged, the integral gravity center of the naval vessel is raised, and the stability of the naval vessel is reduced.

SUMMERY OF THE UTILITY MODEL

The applicant provides a sonar lifting device to the shortcoming in the above-mentioned current product structure function, realizes the sonar device and receive and releases the operation fast, improves the operation degree of depth, and does not influence hull external structure.

The utility model discloses the technical scheme who adopts as follows:

a sonar lifting device comprises a boat body and a sonar lifting component, wherein the head part of the boat bottom of the boat body is embedded in a sonar shaft for accommodating the sonar lifting component, the sonar shaft is of a cavity structure with a downward opening, and bottom doors which are opened and closed outwards are symmetrically arranged at the well mouth of the sonar shaft; the sonar lifting component comprises a main arm supporting rod which is vertically installed, the upper end of the main arm supporting rod is fixedly connected with the top surface of an inner cavity of a sonar well, a measurement and control equipment box is installed in the sonar well cavity outside the main arm supporting rod, the periphery of the main arm supporting rod is sleeved with a main arm sleeve, the main arm sleeve is also fixedly connected with the top surface of the inner cavity of the sonar well, the lower end of the main arm supporting rod is hinged with one end of an auxiliary arm supporting rod, the other end of the auxiliary arm supporting rod is fixedly connected with one side surface of a sonar suspension platform, the other side surface of the sonar suspension platform is provided with a sonar head, the auxiliary arm supporting rod and the main arm supporting rod are hinged to form an opposite surface, a hydraulic push rod component for driving the auxiliary arm supporting rod to move is installed, the hydraulic push rod component comprises a first auxiliary arm hydraulic push rod and a second auxiliary arm hydraulic push rod, one end of the first auxiliary arm hydraulic push rod is rotatably positioned on the surface of the main arm, the other end of the second auxiliary arm hydraulic push rod is rotatably positioned on the surface of the auxiliary arm support rod, and the hydraulic push rod further comprises an inter-rod hinge joint of a sheet structure, one end of the inter-rod hinge joint is fixedly connected with the hinge shaft of the main arm support rod and the hinge shaft of the auxiliary arm support rod in a perpendicular mode, and the other end of the inter-rod hinge joint is fixedly connected with the hinge shaft of the first auxiliary arm hydraulic push rod and the hinge shaft of the second auxiliary arm hydraulic push rod in a perpendicular.

The further technical scheme is as follows:

the length of the main arm sleeve is smaller than the depth of the sonar well;

a main arm hydraulic push rod for driving the main arm support rod to stretch is further mounted inside the main arm sleeve, and the main arm hydraulic push rod and the main arm support rod are coaxially arranged;

the sonar well is of a rectangular barrel-shaped integrated structure, and the wall thickness of the sonar well ranges from 3 mm to 6 mm;

the included angle between the sonar suspension platform and the axis of the auxiliary arm support rod ranges from 0 degree to 25 degrees;

when the auxiliary arm brace rod rotates around the articulated shaft, the included angle between the auxiliary arm brace rod and the main arm brace rod ranges from 0 degree to 180 degrees;

when the included angle between the auxiliary arm support rod and the main arm support rod is 180 degrees, the hinge joint between the rods is vertical to the auxiliary arm support rod;

the sonar lifting component is integrally stored in the sonar well when the included angle between the auxiliary arm supporting rod and the main arm supporting rod is 0 degree and the main arm hydraulic push rod is not extended;

the sonar suspension platform is a multi-layer plate-shaped sandwich structure, and flat plates of all layers are connected through a plurality of uniformly distributed air springs.

The utility model has the advantages as follows:

the utility model has reasonable structure and convenient operation, realizes the rapid sonar head retracting operation in the limited space of the sonar well of the boat bow squash by adopting the structural form of the telescopic main rod and the folding auxiliary rod, and improves the operation depth and the efficiency of the diving exploration operation; the device has a compact structure, the volume and the weight of the device are obviously reduced compared with the prior lifting equipment, and the influence on the stability of the naval vessel is reduced; after the device is folded, the whole device is folded in the sonar well, the underwater hydraulic shape and the structural strength of the boat bow are not damaged, and the water shape of the boat has no protruding part; this device can be integrated on the work boat of active service with standardized part, and degree of automation is high, and the fault point is few, and easy access and maintenance, application scope are wide.

The utility model discloses compare prior art and still have following specific advantage:

the integral structure is as follows: the size of the integral structure in a furled state is far smaller than that of the existing sonar lifting structure, no exposed part is arranged outside the boat, the boat is favorable for storage and transportation and water inlet and outlet operation of the boat, the integral device is light in weight and compact in structure due to the adoption of light materials, the material cost is reduced, the structural strength is high, and the adverse torsion and impact on the device caused by the rolling and pitching of the boat can be effectively resisted;

sonar lifting action: the sonar sensor has a deeper underwater depth which can reach more than 1.5 meters, can effectively reduce the adverse effects of water surface refraction and reflection and temperature jump on sonar detection, is simple in lifting action control, easy to realize reliable control, quick in lifting action process, consumes less than 30 seconds in a typical lifting process, and has a far higher action execution speed than the existing lifting structure;

mounting structure and shock resistance: this device is with air spring suspended structure connection hull, can effectively slow down the vibration transmission to reinforcing means can wholly hang out this device to the shock resistance that the water flows during the maintenance, and easy access, sonar shaft bottom door select for use and open two door structures of side, can effectively reduce sonar and go into during the water exploration diving operation hull resistance and rivers disturbance noise.

Drawings

Fig. 1 is a schematic view of the installation structure of the present invention.

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

Fig. 3 is the utility model discloses a sonar lifting unit structural schematic (folded state).

Fig. 4 is the structure schematic diagram of the sonar lifting component of the present invention when completely taking in the boat body.

Wherein: 1. a hull; 2. a sonar lifting component;

101. a bottom door; 102. a sonar well;

201. a main arm stay bar; 202. a first sub-arm hydraulic push rod; 203. an inter-rod hinge joint; 204. a secondary arm brace rod; 205. a second sub-arm hydraulic push rod; 206. a sonar suspension platform; 207. a sonar head; 208. a main arm sleeve; 209. measurement and control equipment box.

Detailed Description

The following describes embodiments of the present invention with reference to the drawings.

As shown in fig. 1-2, the sonar lifting device of the present embodiment includes a hull 1 and a sonar lifting assembly 2, wherein a sonar shaft 102 for accommodating the sonar lifting assembly 2 is embedded in a head portion of a hull 1, the sonar shaft 102 is a cavity structure with a downward opening, and bottom doors 101 which are opened and closed outwards are symmetrically installed at a wellhead of the sonar shaft 102; the sonar lifting component 2 comprises a main arm support rod 201 which is vertically installed, the upper end of the main arm support rod 201 is fixedly connected with the top surface of the inner cavity of the sonar well 102, a measurement and control equipment box 209 is installed in the cavity of the sonar well 102 outside the main arm support rod 201, the periphery of the main arm support rod 201 is sleeved with a main arm sleeve 208, the main arm sleeve 208 is also fixedly connected with the top surface of the inner cavity of the sonar well 102, the lower end of the main arm support rod 201 is hinged with one end of an auxiliary arm support rod 204, the other end of the auxiliary arm support rod 204 is fixedly connected with one side surface of a sonar suspension platform 206, the sonar head 207 is installed on the other side surface of the sonar suspension platform 206, the auxiliary arm support rod 204 and the main arm support rod 201 are hinged to form an opposite surface, a hydraulic push rod component for driving the auxiliary arm support rod 204 to move is installed, the hydraulic push rod component comprises a first auxiliary arm hydraulic push rod 202 and a second auxiliary arm hydraulic push rod 205, one end of the first auxiliary arm hydraulic push rod 202 is rotatably positioned on the surface of the main arm support rod 201, the other end of the second sub-arm hydraulic push rod 205 is rotatably positioned on the surface of the sub-arm support rod 204, and further comprises an inter-rod hinge joint 203 with a sheet structure, one end of the inter-rod hinge joint 203 is vertically and fixedly connected with a hinge shaft of the main arm support rod 201 and the sub-arm support rod 204, and the other end of the inter-rod hinge joint 203 is vertically and fixedly connected with a hinge shaft of the first sub-arm hydraulic push rod 202 and the second sub-arm hydraulic push rod 205.

The length of main arm sleeve 208 is less than the depth of sonar well 102. A main arm hydraulic push rod for driving the main arm brace rod 201 to stretch is further mounted inside the main arm sleeve 208, and the main arm hydraulic push rod and the main arm brace rod 201 are coaxially arranged.

Sonar well 102 is the integral type structure of rectangle tube-shape, and the wall thickness range of sonar well 102 is 3 ~ 6 millimeters. The included angle between the sonar suspension platform 206 and the axis of the auxiliary arm brace 204 ranges from 0 degrees to 25 degrees. When the auxiliary arm brace 204 rotates around the hinge shaft, the included angle between the auxiliary arm brace 204 and the main arm brace 201 is 0-180 degrees. When the included angle between the auxiliary arm brace 204 and the main arm brace 201 is 180 degrees, the inter-rod hinge joint 203 is perpendicular to the auxiliary arm brace 204. As shown in fig. 3 to 4, when the angle between the sub arm brace 204 and the main arm brace 201 is 0 ° and the main arm hydraulic ram is not extended, the entire sonar lifting module 2 is housed in the sonar shaft 102. The sonar suspension platform 206 is a multi-layer plate-shaped sandwich structure, and flat plates of all layers are connected through a plurality of uniformly distributed air springs.

The utility model discloses a concrete implementation process as follows:

in this embodiment, the main arm sleeve 208 is a cylindrical structural member pasted by epoxy-based glass fiber reinforced plastic, and is locally reinforced by an aluminum alloy hoop, and when the main arm hydraulic push rod pushes the main arm brace rod 201 to move up and down, the main arm sleeve 208 provides a limiting space for the movement process and bears all directions of stress transmitted by the main arm brace rod 201 after the device enters water. The design structural strength of main arm sleeve 208 is sufficient to withstand the maximum lateral shear forces of sonar lift assembly 2 during the mission without undergoing destructive deformation.

The main arm supporting rod 201 and the auxiliary arm supporting rod 204 are made of stainless steel square tubes, the main arm supporting rod 201 and the auxiliary arm supporting rod 204 are fixed in a hinged mode, the first auxiliary arm hydraulic push rod 202 and the second auxiliary arm hydraulic push rod 205 are also fixed in a hinged mode, the distance between hinged shafts of two sets of hinged joint structures is kept unchanged through the hinge joints 203 between the rods, and the limiting effect is achieved. Meanwhile, when the included angle between the auxiliary arm brace 204 and the main arm brace 201 is 0 degree, the included angle between the first auxiliary arm hydraulic push rod 202 and the second auxiliary arm hydraulic push rod 205 which are positioned at the inner side is the same as the included angle between the main arm brace 201 and the auxiliary arm brace 204. When the included angle between the auxiliary arm brace rod 204 and the main arm brace rod 201 is 180 degrees, the annular bulge at the end part of the auxiliary arm brace rod 204 can be embedded into the circular groove at the end part of the main arm brace rod 201 to play a role of positioning and locking. The main arm brace rod 201 and the auxiliary arm brace rod 204 can be made into hollow rod-shaped structures, and hydrophobic-based foaming materials are filled in the inner cavity, so that the underwater weight of the device can be greatly reduced.

The multi-layer sandwich structure of sonar suspension stage 206 adoption can effectively slow down and keep apart the transmission of impact and vibration between sonar lifting unit 2 and hull 1. Measurement and control equipment box 209 is for controlling the structure of uncapping to adopt engineering plastics sealed, mainly used installation sonar lifting unit 2 supporting measurement and control equipment, like sonar signal processor, lift controller, hydraulic pressure solenoid valve, hydraulic pump and pipeline etc.. When the boat has an existing equipment installation space, the measurement and control equipment box 209 can be replaced by hydrophobic-base foaming materials so as to reduce the weight of the device.

Sonar well 102 is located in the boat bow tip cabin and is made of homogenous glass fiber reinforced plastic material of boat body 1, so that the structural strength of boat body 1 can be maintained and strengthened, and effective water sealing is realized. An upper cover can be arranged above the sonar well 102 and is communicated with an access hole of a deck of the fore peak, so that the sonar lifting component 2 is integrally lifted out for maintenance.

The during operation gives the instruction through measurement and control equipment box 209, realizes opening and shutting fast of main arm vaulting pole 201 and auxiliary boom vaulting pole 204 through the hydraulic pressure push rod structure, and the predetermined contained angle when the cooperation sonar hangs platform 206 installation realizes that sonar head 207 goes up and down under water and surveys the activity, can improve this device by a wide margin and visit the degree of depth under water through main arm hydraulic pressure push rod. When this device is accomodate in sonar well 102, end door 101 is closed, plays the effect of water proof and protection.

The above description is for the purpose of explanation and not limitation of the invention, which is defined in the claims, and any modifications may be made within the scope of the invention.

Claims

1. A sonar lifting device, its characterized in that: the novel sonar elevator boat comprises a boat body (1) and a sonar lifting component (2), wherein the head part of the boat bottom of the boat body (1) is embedded in a sonar well (102) for accommodating the sonar lifting component (2), the sonar well (102) is of a cavity structure with a downward opening, and bottom doors (101) which are opened and closed outwards are symmetrically installed at the mouth of the sonar well (102);

the sonar lifting component (2) comprises a main arm support rod (201) which is vertically installed, the upper end of the main arm support rod (201) is fixedly connected to the top surface of the inner cavity of the sonar well (102), a measurement and control equipment box (209) is installed in the cavity of the sonar well (102) at the outer side of the main arm support rod (201), a main arm sleeve (208) is sleeved on the periphery of the main arm support rod (201), the main arm sleeve (208) is also fixedly connected to the top surface of the inner cavity of the sonar well (102), the lower end of the main arm support rod (201) is hinged with one end of an auxiliary arm support rod (204), the other end of the auxiliary arm support rod (204) is fixedly connected with one side surface of a sonar suspension platform (206), and the other side surface of the sonar suspension platform (206) is provided with a sonar head (207),

the hydraulic push rod assembly used for driving the auxiliary arm support rod (204) to move is installed on the opposite surface formed by hinging the auxiliary arm support rod (204) and the main arm support rod (201), the hydraulic push rod assembly comprises a first auxiliary arm hydraulic push rod (202) and a second auxiliary arm hydraulic push rod (205), one end of the first auxiliary arm hydraulic push rod (202) is rotatably positioned on the surface of the main arm support rod (201), the other end of the first auxiliary arm hydraulic push rod (202) is hinged with one end of the second auxiliary arm hydraulic push rod (205), the other end of the second auxiliary arm hydraulic push rod (205) is rotatably positioned on the surface of the auxiliary arm support rod (204),

the hydraulic push rod mechanism further comprises an inter-rod hinge joint (203) of a sheet structure, one end of the inter-rod hinge joint (203) is vertically and fixedly connected with a hinged shaft of the main arm support rod (201) and the auxiliary arm support rod (204), and the other end of the inter-rod hinge joint (203) is vertically and fixedly connected with a hinged shaft of the first auxiliary arm hydraulic push rod (202) and the second auxiliary arm hydraulic push rod (205).

2. A sonar lifting device according to claim 1, wherein: the length of the main arm sleeve (208) is less than the depth of the sonar well (102).

3. A sonar lifting device according to claim 2, wherein: and a main arm hydraulic push rod for driving the main arm support rod (201) to stretch is further mounted in the main arm sleeve (208), and the main arm hydraulic push rod and the main arm support rod (201) are coaxially arranged.

4. A sonar lifting device according to claim 1, wherein: the sonar well (102) is a rectangular tube-shaped integrated structure, and the wall thickness range of the sonar well (102) is 3-6 mm.

5. A sonar lifting device according to claim 1, wherein: the included angle range of the sonar suspension platform (206) and the axis of the auxiliary arm support rod (204) is 0-25 degrees.

6. A sonar lifting device according to claim 1, wherein: when the auxiliary arm brace rod (204) rotates around the hinge shaft, the included angle between the auxiliary arm brace rod and the main arm brace rod (201) ranges from 0 degree to 180 degrees.

7. A sonar lifting device according to claim 1, wherein: when the included angle between the auxiliary arm support rod (204) and the main arm support rod (201) is 180 degrees, the inter-rod hinge joint (203) is vertical to the auxiliary arm support rod (204).

8. A sonar lifting device according to claim 1, wherein: when the included angle between the auxiliary arm support rod (204) and the main arm support rod (201) is 0 degree and the main arm hydraulic push rod is not extended, the sonar lifting component (2) is integrally stored in the sonar shaft (102).

9. A sonar lifting device according to claim 1, wherein: the sonar suspension platform (206) is of a multi-layer plate-shaped sandwich structure, and flat plates of all layers are connected through a plurality of uniformly distributed air springs.