CN110775228A - Underwater load rejection device and underwater equipment - Google Patents
Underwater load rejection device and underwater equipment Download PDFInfo
- Publication number
- CN110775228A CN110775228A CN201911137091.2A CN201911137091A CN110775228A CN 110775228 A CN110775228 A CN 110775228A CN 201911137091 A CN201911137091 A CN 201911137091A CN 110775228 A CN110775228 A CN 110775228A
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- China
- Prior art keywords
- connecting piece
- underwater
- load rejection
- rejection device
- fixedly connected
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
- B63C11/00—Equipment for dwelling or working underwater; Means for searching for underwater objects
- B63C11/52—Tools specially adapted for working underwater, not otherwise provided for
Abstract
The invention relates to an underwater load rejection device and underwater equipment, which comprise a driving mechanism, a first connecting piece and a second connecting piece, wherein the second connecting piece is fixedly connected with a load; when the first connecting piece rotates to the first position, the first connecting piece is clamped with the second connecting piece; when the first connecting piece rotates to the second position, the second connecting piece is separated from the first connecting piece; the invention can realize that a small drive drives a large load, and converts large weight into small friction force between the first connecting piece and the second connecting piece, and the motor can realize the load rejection only by overcoming friction torque. The friction force is reduced by the friction coefficient of the two contact surfaces, so that four-two-dial lifting jacks are realized, and the energy-saving and reliable lifting jack is energy-saving.
Description
Technical Field
The invention relates to the field of underwater equipment, in particular to an underwater load rejection device and underwater equipment.
Background
The load rejection mechanism of the existing underwater equipment is characterized in that an electromagnet attracts a heavy object, the heavy object is automatically thrown out when power is off, load rejection is realized, the structure is complex, the power consumption is high, and the problem that the load rejection mechanism is easily influenced by the external environment is solved
Disclosure of Invention
The invention aims to solve the technical problem of the prior art, and provides an underwater load rejection device and underwater equipment to solve at least one of the technical problems.
On one hand, the technical scheme for solving the technical problems is as follows: the driving device is connected with the first connecting piece and drives the first connecting piece to rotate; when the first connecting piece rotates to the first position, the first connecting piece is clamped with the second connecting piece; when the first connecting piece rotates to the second position, the second connecting piece is separated from the first connecting piece.
The invention has the beneficial effects that: the invention can realize that a small drive drives a large load, and converts large weight into small friction force between the first connecting piece and the second connecting piece, and the motor can realize the load rejection only by overcoming friction torque. The friction force is reduced by the friction coefficient of the two contact surfaces, so that four-two-dial lifting jacks are realized, and the energy-saving and reliable lifting jack is energy-saving.
On the basis of the technical scheme, the invention can be further improved as follows.
Further, the first connecting piece comprises a clamping part and a connecting rod, two ends of the connecting rod are respectively and fixedly connected with the driving mechanism and the clamping part, a separation hole is formed in the second connecting piece, and the clamping part is inserted into the second connecting piece from the separation hole; when the clamping part rotates to the first position, the clamping part is clamped with the second connecting piece; when the clamping portion rotates to the second position, the clamping portion is separated from the second connecting piece from the separating hole.
The beneficial effect of adopting the further scheme is that: simple structure, the processing of being convenient for and the assembly are simple.
Further, joint portion is rectangular form, and the connecting rod sets up with joint portion is perpendicular.
The beneficial effect of adopting the further scheme is that: the clamping part is in a long strip shape, is contacted with the inner side wall surface of the second connecting piece and can bear larger load; the connecting rod and the clamping portion are vertically arranged, so that the structure is simple, and the power can be transmitted to the maximum.
Further, when the clamping portion rotates to the first position, the two ends of the clamping portion are abutted to the inner side wall of the second connecting piece.
The beneficial effect of adopting the further scheme is that: the both ends of joint portion and the inside wall butt of second connecting piece realize the location and spacing to first connecting piece, avoid joint spare and second connecting piece to take place the skew, when leading to joint spare to rotate parallel with the separation opening, can not wear out from the separation opening.
Further, the inside wall of second connecting piece becomes circular, and the both ends of joint portion are corresponding arc.
The beneficial effect of adopting the further scheme is that: the circular and arc arrangement is easy to realize coaxiality, and the positioning and limiting of the first connecting piece are realized.
And one end of the universal joint is fixedly connected with the output end of the driving mechanism, and the other end of the universal joint is fixedly connected with the first connecting piece.
The beneficial effect of adopting the further scheme is that: the universal joint allows the included angle between the output end of the connected driving mechanism and the first connecting piece to change within a certain range, and is suitable for angle change caused by vertical jumping generated during power transmission and steering and underwater equipment operation.
Furthermore, the universal joint comprises a coupling and two coupling flanges, the two coupling flanges are respectively and rotatably connected with the two ends of the coupling through rotating shafts, and the coupling and the two rotating shafts are arranged in a pairwise manner and are perpendicular to each other; the two coupling flanges are respectively and fixedly connected with the output end of the driving mechanism and the first connecting piece.
Further, the driving mechanism is a speed reduction motor.
In another aspect, the invention provides underwater equipment comprising an underwater load rejection device as described above.
The beneficial effect of this scheme of adoption is: the scheme has all the beneficial effects of the underwater load rejection device, and is not repeated herein.
Drawings
FIG. 1 is a schematic view of a load of an underwater load rejection device of the present invention;
FIG. 2 is a schematic view of an underwater load rejection apparatus of the present invention;
FIG. 3 is a schematic view of a first connector of an underwater load rejection device of the present invention;
FIG. 4 is a schematic view of a second connector of an underwater load rejection device of the present invention;
fig. 5 is a schematic diagram of a second connector in the underwater load rejection device of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. actuating mechanism, 2, first connecting piece, 21, joint portion, 22, connecting rod, 3, second connecting piece, 31, separation hole, 4, load, 5, universal joint, 51, coupling flange, 52, shaft coupling, 6, mounting bracket.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
Example 1
As shown in fig. 1-5, an underwater load rejection device comprises a driving mechanism 1, a first connecting piece 2 and a second connecting piece 3 fixedly connected with a load 4, wherein the driving mechanism is connected with the first connecting piece 2 and drives the first connecting piece 2 to rotate; when the first connecting piece 2 rotates to the first position, the first connecting piece 2 is clamped with the second connecting piece 3; when the first link 2 is rotated to the second position, the second link 3 is separated from the first link 2.
The motor can realize that the small drive drives the large load 4, the large weight is converted into the small friction force between the first connecting piece 2 and the second connecting piece 3, and the purpose of load rejection can be realized only by overcoming the friction torque. The friction force is reduced by the friction coefficient of the two contact surfaces, so that four-two-dial lifting jacks are realized, and the energy-saving and reliable lifting jack is energy-saving.
As shown in fig. 1-5, a first connecting member 2 includes a clamping portion 21 and a connecting rod 22, two ends of the connecting rod 22 are respectively fixedly connected with a driving mechanism 1 and the clamping portion 21, a separating hole 31 is formed on a second connecting member 3, and the clamping portion 21 is inserted into the second connecting member 3 from the separating hole 31 and is rotatably connected with the second connecting member 3; when the clamping portion 21 rotates to the first position, the clamping portion 21 is clamped with the second connecting piece 3; when the engaging portion 21 is rotated to the second position, the second link 3 is disengaged from the disengaging hole 31.
Simple structure, the processing of being convenient for and the assembly are simple.
As shown in fig. 1-5, in an underwater load rejection device, a clamping portion 21 is in a long strip shape, and a connecting rod 22 is perpendicular to the clamping portion 21.
The clamping portion 21 is in a long strip shape, and the clamping portion 21 is in contact with the inner side wall surface of the second connecting piece 3 and can bear a larger load 4; the connecting rod 22 and the clamping part 21 are vertically arranged, so that the structure is simple, and the power can be transmitted to the maximum.
In other embodiments, the engaging portion 21 may have other shapes such as a cross shape.
The separation hole 31 is adapted to the shape of the catching portion 21.
As shown in figures 1-5, when the clamping portion 21 rotates to the first position, two ends of the clamping portion 21 abut against the inner side wall of the second connecting piece 3.
The both ends of joint portion 21 and the inside wall butt of second connecting piece 3 realize the location and spacing to first connecting piece 2, avoid joint portion 21 and second connecting piece 3 to take place the skew, when leading to joint portion 21 to rotate and be parallel with separation hole 31, can not wear out from separation hole 31.
As shown in fig. 1 to 5, in the underwater load rejection device, the inner side wall of the second connecting member 3 is circular, and both ends of the clamping portion 21 are in the shape of a corresponding circular arc.
The circular and arc arrangement is easy to realize coaxiality, and the positioning and limiting of the first connecting piece 2 are realized.
Specifically, in this embodiment, the second connecting member 3 includes a large end and a small end, the large end is open, the small end is provided with a separation hole 31, the diameter of the large end is larger than that of the small end, a plurality of mounting holes are formed in the circumferential side array of the second connecting member 3, the axis of the mounting holes is parallel to the axis of the second connecting member 3, and the bolts penetrate through the mounting holes to be fixedly connected with the load 4, so as to fixedly connect the second connecting member 3 with the load 4.
As shown in fig. 1-2, the underwater load rejection device further comprises a universal joint 5, wherein one end of the universal joint 5 is fixedly connected with the output end of the driving mechanism 1, and the other end of the universal joint 5 is fixedly connected with the first connecting piece 2.
The universal joint 5 allows the included angle between the output end of the connected driving mechanism 1 and the first connecting piece 2 to be changed within a certain range, so as to meet the requirements of power transmission and adapt to the angle change caused by the vertical jumping generated during the operation of the steering and underwater equipment.
As shown in fig. 1-2, a kind of underwater load rejection device, the universal joint 5 includes the coupling 52 and two coupling flanges 51, two coupling flanges 51 are connected with both ends of the coupling 52 through the spindle rotation separately, and the coupling 52 and two spindle axes are set up vertically each other; the two coupling flanges 51 are each fixedly connected to the output of the drive 1 and to the first connecting part 2.
Preferably, in the present embodiment, the driving mechanism 1 is a reduction motor.
The beneficial effect of this embodiment is: the motor can realize that the small drive drives the large load 4, the large weight is converted into the small friction force between the first connecting piece 2 and the second connecting piece 3, and the purpose of load rejection can be realized only by overcoming the friction torque. The friction force is reduced by the friction coefficient of the two contact surfaces, so that four-two-dial lifting jacks are realized, and the energy-saving and reliable lifting jack is energy-saving.
The working process of the embodiment is as follows: the rotatory motor output that drives of gear motor is rotatory at a slow speed, and it is rotatory to drive first connecting piece 2 through universal joint 5, and the joint portion 21 of first connecting piece 2 rotates the separation hole 31 position on the second connecting piece 3, and second connecting piece 3 separates with first connecting piece 2 under the tensile force effect of load 4, and joint portion 21 wears out from separation hole 31, and load 4 takes second connecting piece 3 to drop and accomplish and throw the year.
Example 2
An underwater device comprises the underwater load rejection device.
Specifically, the underwater load rejection device is installed on the underwater equipment through a fixed installation frame 6.
The beneficial effect of this embodiment is: this scheme has all the advantageous effects of embodiment 1, and will not be described herein again.
In the description herein, reference to the terms "embodiment one," "embodiment two," "example," "specific example," or "some examples," etc., means that a particular method, apparatus, or feature described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, methods, apparatuses, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (9)
1. An underwater load rejection device is characterized by comprising a driving mechanism, a first connecting piece and a second connecting piece, wherein the second connecting piece is fixedly connected with a load; when the first connecting piece rotates to a first position, the first connecting piece is clamped with the second connecting piece; when the first connecting piece rotates to the second position, the second connecting piece is separated from the first connecting piece.
2. The underwater load rejection device of claim 1, wherein the first connecting member comprises a clamping portion and a connecting rod, two ends of the connecting rod are respectively and fixedly connected with the driving mechanism and the clamping portion, the second connecting member is provided with a separation hole, and the clamping portion is inserted into the second connecting member from the separation hole; when the clamping part rotates to the first position, the clamping part is clamped with the second connecting piece; when the clamping portion rotates to the second position, the clamping portion is separated from the separating hole through the second connecting piece.
3. The underwater load rejection device of claim 2, wherein said snap-in portion is elongated, and said connecting rod is disposed perpendicular to said snap-in portion.
4. The underwater load rejection device of claim 3, wherein when said engagement portion is rotated to said first position, both ends of said engagement portion abut against inner sidewalls of said second connecting member.
5. The underwater load rejection device of claim 4, wherein the inner side wall of the second connecting member is rounded, and both ends of the clamping portion are in the shape of a corresponding circular arc.
6. An underwater load rejection device as claimed in any one of claims 1 to 5 further comprising a universal joint, one end of said universal joint being fixedly connected to the output of said drive mechanism and the other end being fixedly connected to said first connection member.
7. The underwater load rejection device as claimed in claim 6, wherein said universal joint comprises a coupling and two coupling flanges, said two coupling flanges are respectively rotatably connected with two ends of said coupling through rotating shafts, and said coupling and two axes of said rotating shafts are arranged perpendicular to each other two by two; and the two coupling flanges are respectively and fixedly connected with the output end of the driving mechanism and the first connecting piece.
8. An underwater load rejection device according to any one of claims 1 to 5 or 6, wherein said drive mechanism is a speed reduction motor.
9. An underwater apparatus comprising an underwater load rejection device as claimed in any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911137091.2A CN110775228A (en) | 2019-11-19 | 2019-11-19 | Underwater load rejection device and underwater equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911137091.2A CN110775228A (en) | 2019-11-19 | 2019-11-19 | Underwater load rejection device and underwater equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110775228A true CN110775228A (en) | 2020-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911137091.2A Withdrawn CN110775228A (en) | 2019-11-19 | 2019-11-19 | Underwater load rejection device and underwater equipment |
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| Country | Link |
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| CN (1) | CN110775228A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111824324A (en) * | 2020-06-16 | 2020-10-27 | 天津大学 | Super vacuole underwater vehicle detachable bow structure |
| CN117622436A (en) * | 2024-01-26 | 2024-03-01 | 天津瀚海蓝帆海洋科技有限公司 | Rotary type load-throwing installation release structure and application method thereof |
-
2019
- 2019-11-19 CN CN201911137091.2A patent/CN110775228A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111824324A (en) * | 2020-06-16 | 2020-10-27 | 天津大学 | Super vacuole underwater vehicle detachable bow structure |
| CN111824324B (en) * | 2020-06-16 | 2021-11-16 | 天津大学 | Super vacuole underwater vehicle detachable bow structure |
| CN117622436A (en) * | 2024-01-26 | 2024-03-01 | 天津瀚海蓝帆海洋科技有限公司 | Rotary type load-throwing installation release structure and application method thereof |
| CN117622436B (en) * | 2024-01-26 | 2024-04-05 | 天津瀚海蓝帆海洋科技有限公司 | Rotary type load-throwing installation release structure and application method thereof |
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| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200211 |