CN115158578A - Ship rolling test device - Google Patents
Ship rolling test device Download PDFInfo
- Publication number
- CN115158578A CN115158578A CN202211006107.8A CN202211006107A CN115158578A CN 115158578 A CN115158578 A CN 115158578A CN 202211006107 A CN202211006107 A CN 202211006107A CN 115158578 A CN115158578 A CN 115158578A
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- CN
- China
- Prior art keywords
- ship
- trolley
- weight
- vehicle body
- track
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B71/00—Designing vessels; Predicting their performance
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B79/00—Monitoring properties or operating parameters of vessels in operation
- B63B79/30—Monitoring properties or operating parameters of vessels in operation for diagnosing, testing or predicting the integrity or performance of vessels
Abstract
The invention relates to the technical field of ship engineering equipment, in particular to a ship rolling test device. The ship rolling test device comprises a track, a trolley and a counterweight. The rail is detachably provided between the port side and the starboard side of the ship in the ship width direction. At least one weight member is placed on the trolley so that the total weight of the weight member and the trolley is adapted to the displacement of the ship, and the trolley reciprocates between the port side and the starboard side along the rail. The trolley carries the weight piece to replace personnel and heavy objects, so that the test efficiency is improved, and the test cost is reduced. The injury to personnel and ships can be avoided, and the safety of the rolling test is improved. Meanwhile, the weight of the counterweight can be increased or decreased according to the displacement of the ship, so that the total weight of the trolley can be flexibly adjusted, and the test accuracy and the universality of the ship rolling test device are improved. The track can play the guide limiting action to the dolly, avoids the dolly to take place to deflect or turn to.
Description
Technical Field
The invention relates to the technical field of ship engineering equipment, in particular to a ship rolling test device.
Background
The roll period refers to the time it takes for the vessel to roll in cycles for a complete roll while in still water. The rolling period is an important index of the rolling motion of the ship and has great influence on the wave resistance of the ship.
Conventional roll tests for ships typically measure the roll period of the ship using a crane to lift heavy objects on the side of the ship on the port and starboard sides or a plurality of people running back and forth laterally on the deck. The test method not only needs the crane, has higher cost and is not easy to operate, but also the weight can easily damage the ship body. And the mode that personnel ran not only need occupy a large amount of personnel, still causes personnel's injury easily, and test efficiency is lower simultaneously.
Therefore, a ship rolling test device is needed to solve the above problems.
Disclosure of Invention
The invention aims to provide a ship rolling test device, which is used for safely measuring the rolling period of a ship and improving the test efficiency.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a vessel roll test apparatus comprising:
a rail detachably provided between a port side and a starboard side of the ship in a ship width direction; and
the ship water displacement device comprises a trolley and a counterweight, wherein at least one counterweight is placed on the trolley, so that the total weight of the counterweight and the trolley is matched with the water displacement of the ship; the trolley moves back and forth between the port side and the starboard side along the track.
Preferably, the trolley comprises:
a vehicle body;
the wheels are mounted at the bottom of the vehicle body and are in sliding fit with the tracks; and
a retainer disposed on the vehicle body and configured to fix the weight member to the vehicle body.
Preferably, the fixer is a pillar, and the plurality of pillars extend in the height direction of the vehicle body and are fixedly mounted at the upper end of the vehicle body;
the counterweight is a weight, a plurality of mounting holes are correspondingly formed in the weight, and the stand columns are correspondingly penetrated into the mounting holes respectively, so that the weight is fixedly placed on the vehicle body.
Preferably, the trolley further comprises:
a motor disposed in the vehicle body and configured to drive the wheel to slide on the rail in a reciprocating manner; and
the storage cavity is formed in the vehicle body, and the battery is placed in the storage cavity and electrically connected with the motor to provide electric energy for the motor.
Preferably, the trolley further comprises:
the gag lever post, telescopically set up in the inner wall of automobile body, the draw-in groove has been seted up to the shell of battery, the gag lever post joint in the draw-in groove.
Preferably, the battery is a rechargeable battery.
Preferably, the trolley further comprises:
a speed sensor configured to measure a moving speed of the cart.
Preferably, the track includes:
the two slide rails are detachably arranged between a left ship board and a right ship board of a ship along the ship width direction, sliding grooves are formed in the upper end surfaces of the slide rails in a concave mode, and the sliding grooves extend to the two ends of the slide rails in the length direction; wheels on two sides of the trolley in the width direction slide in the sliding grooves of the two sliding rails respectively.
Preferably, the track further comprises:
the connecting rod, the both ends of connecting rod along its length direction respectively with two the slide rail links to each other, just the length of connecting rod is adjustable.
Preferably, the track further comprises:
the pulley, follow on two inside walls of spout the length direction interval of slide rail is provided with a plurality of mounting grooves, every rotationally be provided with in the mounting groove the pulley, and at least part the outer peripheral face of pulley bulges its place the mounting groove.
The invention has the beneficial effects that:
the invention provides a ship rolling test device.A trolley carries a counterweight to move back and forth between a left ship board and a right ship board along a track, so that a ship rolls, and the rolling period of the ship is measured. Carry the effect that the weight replaced personnel and heavy object through the dolly, need not to occupy equipment such as a large amount of manpowers and loop wheel machine, can accomplish the roll test fast, improved test efficiency and reduced test cost. The injury to personnel and ships can be avoided, and the safety of the rolling test is improved. Simultaneously, the weight of counterweight can increase and decrease according to the size of the displacement of boats and ships to make the total weight of counterweight and dolly and the displacement looks adaptation of boats and ships, not only can improve experimental accuracy, realized the nimble adjustment of dolly total weight moreover, improved boats and ships roll test device's commonality.
In addition, the track can play the guide limiting effect to the removal of dolly, avoids the dolly to take place to deflect or turn to, has improved dolly reciprocating motion's stability.
Drawings
FIG. 1 is a schematic structural diagram of a cart provided in an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a track provided by an embodiment of the present invention;
fig. 3 is a schematic structural view of a weight member provided in an embodiment of the present invention;
FIG. 4 is a schematic longitudinal cross-sectional view of a cart provided in accordance with an embodiment of the present invention;
fig. 5 isbase:Sub>A sectional view taken along the linebase:Sub>A-base:Sub>A in fig. 2.
The component names and designations in the drawings are as follows:
1. a track; 11. a slide rail; 111. a chute; 112. mounting grooves; 12. a connecting rod; 13. a pulley;
2. a trolley; 21. a vehicle body; 211. a storage chamber; 22. a wheel; 23. a column; 24. a battery; 241. a card slot; 25. a limiting rod; 26. a speed sensor;
3. a counterweight; 31. and (7) installing holes.
Detailed Description
In order to make the technical problems solved, the technical solutions adopted and the technical effects achieved by the present invention clearer, the technical solutions of the present invention are further described below by way of specific embodiments with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the elements associated with the present invention are shown in the drawings.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation that the first and second features are not in direct contact, but are in contact via another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
The ship rolling test generally uses a crane to hang heavy objects on the left and right sides of a ship or a plurality of people to run transversely on a deck in a reciprocating manner to realize the rolling movement of the ship so as to measure the rolling period. The two modes not only need to use a crane, occupy a large number of personnel, have higher cost, are not easy to operate and have low test efficiency. Meanwhile, the ship body is easy to damage by heavy objects, and the personnel are easy to be injured accidentally during running.
In order to solve the above problems, as shown in fig. 1 to 3, the present embodiment provides a ship roll test apparatus, which specifically includes a track 1, a trolley 2, and a counterweight 3. The track 1 is detachably provided between the port side and the starboard side of the ship in the ship width direction. At least one weight 3 is placed on the trolley 2 so that the total weight of the weight 3 and the trolley 2 is adapted to the displacement of the vessel, the trolley 2 being reciprocally movable along the track 1 between a port side and a starboard side.
When the trolley 2 carries the weight member 3 to reciprocate between the left ship board and the right ship board along the track 1, the ship rolls, so that the roll period of the ship can be accurately measured. Carry the effect of weight 3 replacement personnel and heavy object through dolly 2, need not to occupy equipment such as a large amount of personnel and loop wheel machine, can accomplish the roll test fast, improved test efficiency, reduced test cost. The injury to personnel and ships can be avoided, and the safety of the rolling test is improved. Simultaneously, the weight of the weight part 3 can be increased and decreased according to the displacement of the ship, so that the total weight of the weight part 3 and the trolley 2 is matched with the displacement of the ship, the test accuracy can be improved, the flexible adjustment of the total weight of the trolley 2 is realized, and the universality of the ship rolling test device is improved.
In addition, track 1 can play the guide limiting displacement to the removal of dolly 2, avoids dolly 2 to take place to deflect or turn to, has improved dolly 2 reciprocating motion's stability.
It should be noted that, according to the measurement requirement of the roll period, the total weight of the trolley 2 and the counterweight 3 needs to be adapted to the displacement of the ship, so that the roll period of the ship is accurately measured.
As shown in fig. 1, the trolley 2 comprises a trolley body 21, wheels 22 and a fixer, wherein the wheels 22 are mounted at the bottom of the trolley body 21, and the wheels 22 are in sliding fit with the track 1. The anchor is provided on the vehicle body 21 and can fix the weight 3 to the vehicle body 21. Can be fixed in on the automobile body 21 with the weight 3 through the fixer, avoid in the test process weight 3 for dolly 2 take place to rock or drop, improved the stability and the reliability of dolly 2 removal process.
Preferably, the fixing device of the present embodiment is a pillar 23, and a plurality of pillars 23 extend in the height direction of the vehicle body 21 and are fixedly mounted to the upper end of the vehicle body 21. The counterweight 3 of this embodiment is the weight, corresponds on the weight and has seted up a plurality of mounting holes 31, and a plurality of stands 23 wear to locate respectively in the mounting hole 31 that corresponds to make the weight fix and place on automobile body 21. Because the weight value is generally marked to the weight, consequently can accomplish the increase and decrease operation of weight fast according to the user demand. The weight of appointed weight can be installed on the stand 23 without weighing under the condition that the weight of the trolley 2 is known, and the total weight of the trolley 2 and the weight can be quickly obtained. Of course, the weight member 3 may be other weight blocks, and is not limited in particular.
When the weight needs to be increased, the weight (one or more weights) with the specified weight only needs to be sleeved in the plurality of upright posts 23, so that the stacked placement of the weights is realized. When needs reduce weight, only need with appointed weight take out from stand 23 can, realized getting in a flexible way of counterweight 3 and put, easy and simple to handle, can the total weight of quick adjustment dolly 2 and counterweight 3.
Specifically, as shown in fig. 3, in order to avoid the horizontal rotation of the weight, four mounting holes 31 are uniformly distributed on the weight, and the number of the columns 23 is the same as that of the mounting holes 31, that is, the four columns 23 are fixedly mounted on the upper end surface of the vehicle body 21 and can be mounted in one-to-one correspondence with the mounting holes 31. When the weight is sleeved on the upright 23, the four uprights 23 can lock the position of the weight in the horizontal direction. Of course, the number of the mounting holes 31 and the columns 23 may be two, three or more, and is not limited in particular.
As shown in fig. 1 and 4, the trolley 2 further comprises a motor and a battery 24, a storage cavity 211 is formed in the trolley body 21, and the battery 24 is placed in the storage cavity 211 and can drive the wheels 22 to slide on the track 1 in a reciprocating manner. The battery 24 is electrically connected to the motor to provide electrical power to the motor. The output shaft of the motor is meshed with the transmission shaft of the trolley 2 through a gear, so that the transmission shaft drives the wheels 22 at the two axial ends to synchronously rotate, and the trolley 2 moves.
In order to facilitate the installation and replacement of the battery 24, the trolley 2 further comprises a limiting rod 25, the limiting rod 25 is telescopically arranged on the inner wall of the trolley body 21, a clamping groove 241 is formed in the shell of the battery 24, and the limiting rod 25 is clamped in the clamping groove 241. Specifically, the vehicle body 21 has a storage chamber 211 in a middle position thereof for accommodating the battery 24, and the stopper rod 25 is spring-mounted on a side wall of the storage chamber 211. The battery 24 can be placed in the storage cavity 211 from top to bottom along the vertical direction, and two opposite side walls of the storage cavity 211 are provided with the limiting rods 25, and when the battery 24 is installed, the limiting rods 25 abut against the side walls of the shell of the battery 24 and are in a contraction state under the extrusion of the shell of the battery 24. When the battery 24 is mounted in place, the limiting rod 25 extends out and slides into the corresponding clamping groove 241, so that clamping matching is achieved.
Specifically, the locking groove 241 has a guide wall, and the stopper rod 25 can slide out of the locking groove 241 along the guide wall of the locking groove 241. When the battery 24 is detached, the battery 24 is moved out of the vehicle body 21 from bottom to top in the vertical direction, and the stopper rod 25 slides out of the notch 241 along the guide wall of the notch 241 and is in a contracted state under the extrusion of the housing of the battery 24 until the battery 24 is moved out of the storage chamber 211.
In this embodiment, the battery 24 is quickly assembled and disassembled through the clamping cooperation of the limiting rod 25 and the clamping groove 241. In addition, the battery 24 can be detachably fixed on the inner bottom wall of the storage cavity 211 through a snap structure, and when the battery 24 is removed from the storage cavity 211, the snap structure is automatically unlocked.
Preferably, the battery 24 is a rechargeable battery, and the trolley 2 can be ensured to have sufficient electric energy only by charging the battery 24, so that the times of replacement, disassembly and assembly of the battery 24 are reduced, and the use is more convenient.
It should be noted that the cart 2 of the present embodiment further has a control module to enable the cart 2 to be remotely controlled. The remote controller or controller of the ship cabin or the laboratory is in communication connection with the control module of the trolley 2 to control the forward and reverse rotation of the motor, so that the trolley 2 can move forward or backward (i.e. move back and forth). Because the control module, the remote controller and the controller are all the existing conventional technologies, the detailed working principle thereof is not repeated.
Further, the vehicle 2 further includes a speed sensor 26, and the speed sensor 26 is mounted on the vehicle body 21 and is capable of measuring the moving speed of the vehicle 2. The speed sensor 26 is electrically connected with the control module of the trolley 2, the speed sensor 26 can accurately measure the moving speed of the trolley 2, and feeds the measured speed information back to the remote controller or the controller through the control module, so that the operator can conveniently and accurately obtain the moving speed of the trolley 2, and corresponding speed adjustment is carried out through the remote controller or the controller.
It should be noted that four wheels 22 are mounted at the lower end of the vehicle body 21 to improve the moving smoothness of the vehicle body 21. As shown in fig. 2, the track 1 includes two slide rails 11, two slide rails 11 are detachably disposed between the port side and the starboard side of the ship in the ship width direction, slide grooves 111 are recessed in the upper end surfaces of the slide rails 11, and the slide grooves 111 extend to both ends of the slide rails 11 in the longitudinal direction. The wheels 22 of the trolley 2 at both sides in the width direction slide in the slide grooves 111 of the two slide rails 11 respectively.
Specifically, the slide rail 11 can be a channel steel, so that the structural strength is high, machining is not needed, and the cost is low. The chute 111 enables a guiding action to avoid deflection or turning of the trolley 2. The slide rail 11 is fixedly installed on a deck of a ship through bolts, the slide rail 11 can be detachably installed, and the installation position can be adjusted conveniently and flexibly. Simultaneously for the welding installation, adopt the bolt mode not only can not cause the damage to the deck, improved the installation effectiveness of slide rail 11 moreover.
Further, as shown in fig. 5, the rail 1 further includes a pulley 13, a plurality of mounting grooves 112 are disposed on two inner side walls of the sliding groove 111 at intervals along the length direction of the sliding rail 11, a pulley 13 is rotatably disposed in each mounting groove 112, and at least a portion of the outer peripheral surface of the pulley 13 protrudes out of the mounting groove 112, so that a portion of the pulley 13 extends into the sliding groove 111 and can be in rolling contact with the wheel 22, thereby changing the sliding friction of the friction force between the trolley 2 and the rail 1 into rolling friction, greatly reducing the friction force between the wheel 22 of the trolley 2 and the inner wall of the sliding groove 111, and avoiding damage to the wheel 22 and affecting the normal use of the trolley 2.
It should be noted that the track 1 further comprises a connecting rod 12, and two ends of the connecting rod 12 along the length direction thereof are respectively connected with the two slide rails 11 to increase the structural strength and stability of the slide rails 11. The two ends of the connecting rod 12 are connected with the two slide rails 11 by welding.
Preferably, the length of the link 12 is adjustable. For example, the connecting rod 12 may be a telescopic rod, so as to adjust the distance between the two sliding rails 11, i.e. the width of the track 1, to adapt to the trolleys 2 with different wheel tracks, and improve the universality of the track 1.
The foregoing embodiments are merely illustrative of the principles and features of this invention, and the invention is not limited to the embodiments described above, but rather, is susceptible to various changes and modifications without departing from the spirit and scope of the invention, as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A ship roll test device is characterized by comprising:
a rail (1) which can be detachably arranged between a left ship board and a right ship board of a ship along the ship width direction; and
a trolley (2) and a counterweight (3), wherein at least one counterweight (3) is arranged on the trolley (2) so that the total weight of the counterweight (3) and the trolley (2) is matched with the water displacement of the ship; the trolley (2) moves between the left ship board and the right ship board back and forth along the track (1).
2. Vessel roll test device according to claim 1, wherein the trolley (2) comprises:
a vehicle body (21);
the wheels (22) are mounted at the bottom of the vehicle body (21), and the wheels (22) are in sliding fit with the track (1); and
a retainer provided on the vehicle body (21) and configured to fix the weight member (3) to the vehicle body (21).
3. The ship roll test device according to claim 2, wherein the fixer is a column (23), and a plurality of columns (23) extend along the height direction of the vehicle body (21) and are fixedly installed at the upper end of the vehicle body (21);
the counterweight (3) is a weight, a plurality of mounting holes (31) are correspondingly formed in the weight, and the upright columns (23) are correspondingly arranged in the mounting holes (31) in a penetrating mode respectively, so that the weight is fixedly placed on the vehicle body (21).
4. Vessel roll test unit according to claim 2, wherein the trolley (2) further comprises:
a motor disposed within the vehicle body (21) and configured to drive the wheel (22) to slide reciprocally on the rail (1); and
the vehicle comprises a battery (24), a storage cavity (211) is formed in the vehicle body (21), and the battery (24) is placed in the storage cavity (211) and is electrically connected with the motor so as to provide electric energy for the motor.
5. Ship roll test unit according to claim 4, characterized in that the trolley (2) further comprises:
gag lever post (25), telescopically set up in the inner wall of automobile body (21), draw-in groove (241) have been seted up to the shell of battery (24), gag lever post (25) joint in draw-in groove (241).
6. Marine vessel roll test apparatus according to claim 4, characterised in that the battery (24) is a rechargeable battery.
7. Ship roll test unit according to any of claims 1-6, characterized in that the trolley (2) further comprises:
a speed sensor (26) configured to measure a moving speed of the trolley (2).
8. Marine vessel roll test unit according to any one of claims 1-6, characterised in that the track (1) comprises:
the two slide rails (11) are detachably arranged between a left ship board and a right ship board of a ship along the ship width direction, sliding grooves (111) are formed in the upper end surfaces of the two slide rails (11) in a concave mode, and the sliding grooves (111) extend to the two ends of the slide rails (11) in the length direction; wheels (22) on two sides of the trolley (2) in the width direction respectively slide in the sliding grooves (111) of the two sliding rails (11).
9. Vessel roll test unit according to claim 8, wherein the track (1) further comprises:
the two ends of the connecting rod (12) in the length direction of the connecting rod are respectively connected with the two sliding rails (11), and the length of the connecting rod (12) is adjustable.
10. Vessel roll test device according to claim 8, wherein the track (1) further comprises:
pulley (13), follow on two inside walls of spout (111) the length direction interval of slide rail (11) is provided with a plurality of mounting grooves (112), every rotationally be provided with in mounting groove (112) pulley (13), and at least part the outer peripheral face of pulley (13) bulges its place mounting groove (112).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211006107.8A CN115158578A (en) | 2022-08-22 | 2022-08-22 | Ship rolling test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211006107.8A CN115158578A (en) | 2022-08-22 | 2022-08-22 | Ship rolling test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115158578A true CN115158578A (en) | 2022-10-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211006107.8A Pending CN115158578A (en) | 2022-08-22 | 2022-08-22 | Ship rolling test device |
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| CN (1) | CN115158578A (en) |
Citations (7)
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|---|---|---|---|---|
| FR1017848A (en) * | 1950-03-30 | 1952-12-19 | Stabilisation Des Navires Soc | Stabilizer or anti-roll device intended in particular for ships |
| US20140202367A1 (en) * | 2013-01-23 | 2014-07-24 | Elliott B. Dollar | Weight Distribution Device and Method for Modifying Wake |
| CN104517514A (en) * | 2014-11-25 | 2015-04-15 | 哈尔滨工程大学 | Experiment device for forcing rolling of ship model |
| CN108312779A (en) * | 2018-01-26 | 2018-07-24 | 淮阴工学院 | A kind of pulley for grooved track |
| CN213552764U (en) * | 2020-09-29 | 2021-06-29 | 四川沃阁莱昇生物科技有限公司 | Mental disease auxiliary detection device |
| CN114475961A (en) * | 2022-02-15 | 2022-05-13 | 哈尔滨工程大学 | Linear motor driven ship model forced rolling device |
| CN114655385A (en) * | 2022-03-25 | 2022-06-24 | 广船国际有限公司 | Cabin dewatering trolley |
-
2022
- 2022-08-22 CN CN202211006107.8A patent/CN115158578A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1017848A (en) * | 1950-03-30 | 1952-12-19 | Stabilisation Des Navires Soc | Stabilizer or anti-roll device intended in particular for ships |
| US20140202367A1 (en) * | 2013-01-23 | 2014-07-24 | Elliott B. Dollar | Weight Distribution Device and Method for Modifying Wake |
| CN104517514A (en) * | 2014-11-25 | 2015-04-15 | 哈尔滨工程大学 | Experiment device for forcing rolling of ship model |
| CN108312779A (en) * | 2018-01-26 | 2018-07-24 | 淮阴工学院 | A kind of pulley for grooved track |
| CN213552764U (en) * | 2020-09-29 | 2021-06-29 | 四川沃阁莱昇生物科技有限公司 | Mental disease auxiliary detection device |
| CN114475961A (en) * | 2022-02-15 | 2022-05-13 | 哈尔滨工程大学 | Linear motor driven ship model forced rolling device |
| CN114655385A (en) * | 2022-03-25 | 2022-06-24 | 广船国际有限公司 | Cabin dewatering trolley |
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| 朱英富，主编: "水面舰船设计新技术", 哈尔滨工程大学出版社, pages: 46 - 47 * |
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