CN113602419B - Marine hatch cover hold-down mechanism - Google Patents
Marine hatch cover hold-down mechanism Download PDFInfo
- Publication number
- CN113602419B CN113602419B CN202110906093.4A CN202110906093A CN113602419B CN 113602419 B CN113602419 B CN 113602419B CN 202110906093 A CN202110906093 A CN 202110906093A CN 113602419 B CN113602419 B CN 113602419B
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- China
- Prior art keywords
- cover
- support column
- disc
- fixedly connected
- gas receiver
- Prior art date
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 77
- 238000007789 sealing Methods 0.000 claims description 28
- 238000007906 compression Methods 0.000 claims description 10
- 230000006835 compression Effects 0.000 claims description 9
- 239000003292 glue Substances 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 8
- 238000005728 strengthening Methods 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B19/00—Arrangements or adaptations of ports, doors, windows, port-holes, or other openings or covers
- B63B19/12—Hatches; Hatchways
- B63B19/24—Hatch fastenings, e.g. cleats
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B19/00—Arrangements or adaptations of ports, doors, windows, port-holes, or other openings or covers
- B63B19/12—Hatches; Hatchways
- B63B19/14—Hatch covers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B19/00—Arrangements or adaptations of ports, doors, windows, port-holes, or other openings or covers
- B63B19/12—Hatches; Hatchways
- B63B19/24—Hatch fastenings, e.g. cleats
- B63B2019/245—Loose or removable fastening members specially adapted for fastening hatch covers to coamings, sills, or the like
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Pressure Vessels And Lids Thereof (AREA)
Abstract
The invention provides a hold-down mechanism for a marine hatch cover, which comprises a plate body, wherein a support column is fixedly connected to the middle part of one side surface of the plate body, a pressing plate is rotationally connected to the support column, one end of the pressing plate, which is far away from the support column, is in threaded connection with a hold-down screw rod which is arranged in parallel with the support column and is used for holding the hatch cover, a plurality of mounting holes for inserting bolts are formed in the edge of one side surface of the plate body at equal intervals, a disc is arranged between the pressing plate and the plate body, the disc is sleeved on the support column and is fixedly connected with the support column, and a plurality of limiting pieces for limiting the positions of the bolts in the mounting holes are arranged on one surface of the disc, which faces the plate body, at equal intervals, in a circular manner, compared with the prior art, the hold-down mechanism has the following advantages: the broken bolt head can fly out to hurt people or other equipment at will, so that the safety is improved.
Description
Technical Field
The invention relates to a hold-down mechanism for a marine hatch cover, and belongs to the technical field of ships.
Background
For guaranteeing the stability of hatch board, need often to hold the fixing to the hatch board, at present, often utilize the compression screw to hold the hatch board, be used for supporting the structure of compression screw generally to adopt the bolt fastening on the bulkhead simultaneously, but in the use, the bolt of restriction compression screw position is under the combined action of many factors such as corrosion and water pressure, takes place the bolt disconnection back bolt head and flies out at will and hurts the condition of people or damage other equipment easily, exists great potential safety hazard.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a hold-down mechanism for a ship hatch cover, so as to solve the problems in the prior art.
In order to achieve the above object, the present invention is realized by the following technical scheme: the utility model provides a marine hatch board hold-down mechanism, includes the disk body, disk body side middle part position fixedly connected with support column, it is connected with the clamp plate to rotate on the support column, the one end threaded connection that the support column was kept away from to the clamp plate has the hold-down screw that is used for holding the hatch board with support column parallel arrangement, disk body side edge is the annular equidistance and has seted up a plurality of and be used for the mounting hole of interlude bolt, be equipped with the disc between clamp plate and the disk body, the disc cover is established on the support column and with support column fixed connection, the disc is the locating part that a plurality of is used for restricting the bolt position in the mounting hole towards the one side of disk body is annular equidistance.
Further, the locating part includes the gas receiver, gas receiver and support column parallel arrangement and gas receiver one end and disc fixed connection, the one end fixedly connected with breather pipe that the gas receiver is close to the disc, the one end threaded connection that the gas receiver was kept away from to the breather pipe has the blanking cap, slidable mounting has the rubber buffer in the gas receiver, one side middle part position fixedly connected with connecting rod that the rubber buffer deviates from the breather pipe, the one end that the rubber buffer was kept away from to the connecting rod extends to the gas receiver outside and fixedly connected with is used for sheltering from the barrel casing of the downthehole bolt of mounting.
Further, one surface of the cylinder cover facing the mounting hole is in an opening shape, a first sealing ring is adhered to one end of the cylinder cover facing the mounting hole through glue, and the size of the first sealing ring is larger than that of the mounting hole.
Further, a round hole is formed in the position, where the air reservoir is mounted, of the disc, and one end, provided with the air vent pipe, of the air reservoir penetrates through the round hole and is fixedly connected with the disc.
Further, an internal thread ring is arranged on one side of the round hole facing the cylinder cover, an external thread matched with the internal thread ring is processed on the outer surface of one end of the air cylinder, on which the air vent pipe is mounted, and the air cylinder is in threaded connection with the internal thread ring.
Further, the gas receiver is gone up the cover and is equipped with the rotatable water storage cover that is used for storing moisture, water storage cover one end has the second sealing washer through glue paste, the second sealing washer is established on the gas receiver and closely laminates with the gas receiver surface, water storage cover keeps away from the one end of second sealing washer and has the third sealing washer through glue paste, the third sealing washer is established on the gas receiver and closely laminates with the gas receiver surface, water storage cover surface mounting has the water filling port.
Further, a first check ring used for limiting the position of the water storage cover is arranged on one side of the water storage cover, the first check ring is sleeved on the air storage cylinder and fixedly connected with the air storage cylinder, a second check ring is arranged on one side, away from the first check ring, of the water storage cover, and the second check ring is sleeved on the air storage cylinder and fixedly connected with the air storage cylinder.
Further, clamp plate one end fixedly connected with ring, the ring cover is established on the support column, the ring is equipped with the spacing ring towards one side of disc, the spacing ring cover is established on the support column and with support column fixed connection, one side that the ring deviates from the spacing ring is equipped with blocks the dish, block dish and support column fixed connection and be integrated into one piece structure.
Further, the screw hole has been seted up to clamp plate installation clamp screw's position department, clamp screw threaded connection is at threaded hole, clamp plate one side fixedly connected with strengthening rib strip, the strengthening rib strip is arranged along the length direction of clamp plate, clamp screw one end fixedly connected with handle, the one end fixedly connected with pressure head that clamp screw kept away from the handle, the pressure head cross section is circular.
Further, the outer surface of one end of the support column, which is close to the tray body, is annular and is welded with a plurality of triangular plates at equal intervals, and the triangular plates are fixedly connected with the tray body.
The invention has the beneficial effects that:
1. According to the hold-down mechanism for the marine hatch cover, after the bolts for fixing the disc body penetrate through the mounting holes and are mounted on the bulkhead, the rubber plug on the connecting rod is firstly inserted into the air storage cylinder, then the air storage cylinder is connected with the disc, then the blanking cover is opened, at the moment, air can enter and exit the air storage cylinder through the vent pipe, the position of the air storage cylinder cover is adjusted, the air storage cylinder cover covers the bolts in the mounting holes and enables the air storage cylinder cover to be contacted with the disc body, the blanking cover is mounted on the vent pipe again, and then the air does not enter and exit the air storage cylinder, at the moment, the position of the rubber plug in the air storage cylinder is limited, the purpose of limiting the position of the air storage cylinder cover is achieved, the bolt in the mounting holes is shielded in the air storage cylinder cover due to the fact that the probability of being corroded due to damp is reduced, on the one hand, the broken bolt head influenced by pressure and the like is limited in the air storage cylinder cover, the broken bolt head is prevented from flying out of hurting people or injuring other equipment is achieved, when the broken bolt head impacts the air storage cylinder cover, safety is improved, the impact force received by the air storage cylinder cover presses the rubber plug, and the air in the air storage cylinder is compressed, and the impact force is buffered.
2. According to the hold-down mechanism for the marine hatch cover, the water storage cover is rotated, so that the water adding port on the water storage cover is in a vertical upward state, a proper amount of water is added into the water storage space formed by the water storage cover and the air cylinder through the water adding port, and then the water in the water storage cover plays a role in heat insulation and heat absorption, the water in the water storage cover absorbs heat in the surrounding environment and then generates water vapor, the water vapor is discharged through the water adding port, the purpose of water evaporation and heat dissipation is realized, the rubber plug is conveniently at a lower temperature, the ageing speed of the rubber plug in a high-temperature environment is reduced, and the service life of the rubber plug in the high-temperature environment is prolonged.
3. According to the hold-down mechanism for the marine hatch cover, the second sealing ring and the third sealing ring are respectively arranged at the two ends of the water storage cover, so that on one hand, the tightness between the water storage cover and the air storage cylinder is improved, the effect of preventing water leakage is achieved, and on the other hand, the friction coefficient between the water storage cover and the air storage cylinder is increased, and the water storage cover is prevented from rotating randomly.
Drawings
Other features, objects and advantages of the present invention will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:
FIG. 1 is a schematic view of a hold-down mechanism for a marine hatch cover according to the present invention;
FIG. 2 is an enlarged view of the hold-down mechanism for a marine hatch cover at A in accordance with the present invention;
FIG. 3 is a schematic diagram showing the assembly of a water storage cover, a cylinder cover and a gas cylinder in a hold-down mechanism for a marine hatch cover according to the present invention;
FIG. 4 is a perspective view of a hold-down plate in a hold-down mechanism for a marine hatch cover according to the present invention;
FIG. 5 is a cross-sectional view of a disc in a hold-down mechanism for a marine hatch cover according to the present invention;
In the figure: 1-disk body, 2-mounting hole, 3-support column, 4-set square, 5-disc, 6-round hole, 7-spacing ring, 8-ring, 9-block disk, 10-reinforcing rib strip, 11-clamp plate, 12-handle, 13-compression screw, 14-pressure head, 15-cylinder cover, 16-connecting rod, 17-gas receiver, 18-first retaining ring, 19-water storage cover, 20-breather pipe, 21-blanking cover, 22-first sealing ring, 23-rubber plug, 24-second retaining ring, 25-second sealing ring, 26-water filling port, 27-third sealing ring, 28-threaded hole, 29-internal thread circle.
Detailed Description
The invention is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
Referring to fig. 1 to 5, the present invention provides a technical solution: the utility model provides a marine hatch board hold-down mechanism, includes disk body 1, disk body 1 side middle part position fixedly connected with support column 3, and the one end outward appearance that support column 3 is close to disk body 1 is annular equidistance welding has a plurality of set square 4, set square 4 and disk body 1 fixed connection, installs set square 4 between support column 3 and disk body 1, improves the mechanical strength that support column 3 and disk body 1 are connected.
The support column 3 is rotationally connected with the clamp plate 11, clamp plate 11 one end fixedly connected with ring 8, the ring 8 cover is established on the support column 3, ring 8 is equipped with spacing ring 7 towards one side of disc 5, spacing ring 7 cover is established on the support column 3 and with support column 3 fixed connection, ring 8 deviates from spacing ring 7 one side be equipped with block dish 9, block dish 9 and support column 3 fixed connection and integrated into one piece structure, place ring 8 in spacing ring 7 and block between the dish 9, realize restricting ring 8 on support column 3, the design of ring 8 realizes clamp plate 11 and support column 3's rotation is connected, be convenient for adjust the relative position of clamp plate 11 and hatch cover as required.
The one end threaded connection that clamp plate 11 kept away from support column 3 has the clamp screw 13 that is used for pressing the hatch board with support column 3 parallel arrangement, screw hole 28 has been seted up to clamp plate 11 installation clamp screw 13's position department, clamp screw 13 threaded connection is at screw hole 28, clamp plate 11 side fixedly connected with strengthening rib 10, strengthening rib 10 arranges along clamp plate 11's length direction, install strengthening rib 10 on clamp plate 11, improve clamp plate 11 bending resistance, clamp screw 13 one end fixedly connected with handle 12, clamp screw 13 keeps away from handle 12's one end fixedly connected with pressure head 14, the pressure head 14 cross section is circular, when utilizing handle 12 to screw up clamp screw 13, clamp screw 13 rotates in screw hole 28 and drives pressure head 14 extrusion hatch board, play the effect of clamp hatch board.
The edge of one side surface of the disc body 1 is provided with a plurality of mounting holes 2 for inserting bolts at equal intervals in an annular shape, a disc 5 is arranged between the pressing plate 11 and the disc body 1, the disc 5 is sleeved on the supporting column 3 and fixedly connected with the supporting column 3, one surface of the disc 5 facing the disc body 1 is provided with a plurality of air cylinders 17 at equal intervals in an annular shape, the air cylinders 17 are arranged in parallel with the supporting column 3, one end of each air cylinder 17 is fixedly connected with the disc 5, one end of each air cylinder 17 close to the disc 5 is fixedly connected with an air cylinder 20, one end of each air cylinder 20 far away from each air cylinder 17 is in threaded connection with a blocking cover 21, a rubber plug 23 is arranged in each air cylinder 17 in a sliding manner, one end of each rubber plug 23 far away from each air cylinder 20 is fixedly connected with a connecting rod 16, one end of each connecting rod 16 far away from each rubber plug 23 extends to the outer side of each air cylinder 17 and is fixedly connected with a cylinder cover 15 for blocking bolts in the mounting holes 2, after the bolts for fixing the disc body 1 are arranged on a bulkhead through the mounting holes 2, firstly, a rubber plug 23 on a connecting rod 16 is inserted into an air storage cylinder 17, then the air storage cylinder 17 is connected with a disc 5, then a blocking cover 21 is opened, at the moment, air can enter and exit the air storage cylinder 17 through an air pipe 20, the position of a cylinder cover 15 is adjusted, the cylinder cover 15 covers bolts in mounting holes 2 and contacts the cylinder cover 15 with a disc body 1, the blocking cover 21 is mounted on the air pipe 20 again, and then the air does not enter and exit the air storage cylinder 17 any more, at the moment, the position of the rubber plug 23 in the air storage cylinder 17 is limited, the purpose of limiting the position of the cylinder cover 15 is realized, because the bolts in the mounting holes 2 are blocked in the cylinder cover 15, on one hand, the probability of the bolts in the mounting holes 2 being corroded due to damp is reduced, on the other hand, broken bolt heads are limited in the cylinder cover 15 due to the influence of pressure and other factors, the broken bolt heads fly out randomly to hurt people or other equipment, when the broken bolt head impacts the cylinder cover 15, impact force received by the cylinder cover 15 acts on the rubber plug 23, the rubber plug 23 extrudes air in the air storage cylinder 17, and the air in the air storage cylinder 17 is compressed, so that the purpose of buffering the impact force is achieved.
As an embodiment of the present invention: one side of the barrel cover 15 facing the mounting hole 2 is in an opening shape, one end of the barrel cover 15 facing the mounting hole 2 is stuck with a first sealing ring 22 through glue, the size of the first sealing ring 22 is larger than that of the mounting hole 2, the first sealing ring 22 is arranged between the barrel cover 15 and the disc body 1, the tightness between the barrel cover 15 and the disc body 1 is improved, the effect of hiding bolts in the mounting hole 2 by the barrel cover 15 is improved, and the probability of wetting and rusting of the bolts hidden in the barrel cover 15 is further reduced.
As an embodiment of the present invention: the round hole 6 has been seted up to the position department of disc 5 installation gas receiver 17, the one end of gas receiver 17 installation breather pipe 20 runs through round hole 6 and with disc 5 fixed connection, one side that the round hole 6 faced the bowl cover 15 is equipped with internal thread circle 29, the one end surface processing of gas receiver 17 installation breather pipe 20 has the external screw thread with internal thread circle 29 matched with, gas receiver 17 and internal thread circle 29 threaded connection, the round hole 6 provides the installation space for gas receiver 17, be convenient for make gas receiver 17 run through disc 5, screw in internal thread circle 29 with the one end of gas receiver 17 processing external screw thread, realize the threaded connection of gas receiver 17 and disc 5, the dismouting of gas receiver 17 and disc 5 of being convenient for.
As an embodiment of the present invention: the rotatable water storage cover 19 for storing water is sleeved on the air storage cylinder 17, a second sealing ring 25 is stuck to one end of the water storage cover 19 through glue, the second sealing ring 25 is sleeved on the air storage cylinder 17 and is tightly stuck to the outer surface of the air storage cylinder 17, a third sealing ring 27 is stuck to one end of the water storage cover 19 far away from the second sealing ring 25 through glue, the third sealing ring 27 is sleeved on the air storage cylinder 17 and is tightly stuck to the outer surface of the air storage cylinder 17, a water adding port 26 is mounted on the outer surface of the water storage cover 19, the water adding port 26 on the water storage cover 19 is in a vertical upward state, a proper amount of water is added into a water storage space formed by the water storage cover 19 and the air storage cylinder 17 through the water adding port 26, then the water in the water storage cover 19 plays a role of heat insulation and absorption, the water in the water storage cover 19 absorbs the heat in the surrounding environment and then generates water vapor, the water vapor is discharged through the water adding port 26, the purpose of water evaporation and heat dissipation is achieved, the rubber plug 23 is conveniently enabled to be at a lower temperature, the aging speed of the rubber plug 23 in a high temperature environment is facilitated to be reduced, the service life of the rubber plug 23 in the high temperature environment is prolonged, the water leakage resistance coefficient of the water storage cover 19 is respectively mounted between the second sealing ring 25 and the water storage cover 19 and the air storage cover 17, the water storage cover 19 is freely mounted between the water storage cover and the water storage cover 19 and the water storage cover 17, on the other hand, and the water storage cover 19 is freely has the functions of preventing and the function of preventing and the water storage cover 17.
As an embodiment of the present invention: the first retaining ring 18 for limiting the position of the water storage cover 19 is arranged on one side of the water storage cover 19, the first retaining ring 18 is sleeved on the air storage cylinder 17 and is fixedly connected with the air storage cylinder 17, the second retaining ring 24 is arranged on one side, far away from the first retaining ring 18, of the water storage cover 19, the second retaining ring 24 is sleeved on the air storage cylinder 17 and is fixedly connected with the air storage cylinder 17, the water storage cover 19 is arranged between the first retaining ring 18 and the second retaining ring 24, the effect of limiting the position of the water storage cover 19 is achieved, and the water storage cover 19 is prevented from falling from the air storage cylinder 17.
While the fundamental and principal features of the invention and advantages of the invention have been shown and described, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (8)
1. The utility model provides a marine hatch board hold-down mechanism, includes disk body (1), its characterized in that: the utility model discloses a novel structure of a hatch cover, which is characterized in that a support column (3) is fixedly connected with the middle part of one side surface of a disc body (1), a pressing plate (11) is rotationally connected on the support column (3), one end of the pressing plate (11) far away from the support column (3) is connected with a pressing screw (13) which is parallel to the support column (3) and is used for pressing the hatch cover, a plurality of mounting holes (2) for inserting bolts are formed at the edge of one side surface of the disc body (1) at equal intervals in an annular mode, a disc (5) is arranged between the pressing plate (11) and the disc body (1), the disc (5) is sleeved on the support column (3) and is fixedly connected with the support column (3), a plurality of limiting pieces for limiting the positions of the bolts in the mounting holes (2) are arranged at equal intervals in an annular mode on one surface of the disc (5) facing the disc body (1),
The limiting piece comprises an air cylinder (17), the air cylinder (17) is arranged in parallel with the supporting column (3), one end of the air cylinder (17) is fixedly connected with the disc (5), one end of the air cylinder (17) close to the disc (5) is fixedly connected with a vent pipe (20), one end of the vent pipe (20) far away from the air cylinder (17) is connected with a blocking cover (21) in a threaded manner, a rubber plug (23) is arranged in the air cylinder (17) in a sliding manner, one middle part of one surface of the rubber plug (23) far away from the vent pipe (20) is fixedly connected with a connecting rod (16), one end of the connecting rod (16) far away from the rubber plug (23) extends to the outer side of the air cylinder (17) and is fixedly connected with a cylinder cover (15) for blocking a bolt in the mounting hole (2),
The utility model discloses a water storage device, including gas receiver (17), gas receiver (19), water storage cover (19), gas receiver (17) are gone up the cover and are equipped with rotatable water storage cover (19) that are used for storing moisture, water storage cover (19) one end is pasted through glue has second sealing washer (25), second sealing washer (25) cover is established on gas receiver (17) and is closely laminated with gas receiver (17) surface, water storage cover (19) keep away from one end of second sealing washer (25) and paste through glue has third sealing washer (27), third sealing washer (27) cover is established on gas receiver (17) and is closely laminated with gas receiver (17) surface, water storage cover (19) surface mounting has water filling port (26).
2. The marine hatch cover compression mechanism of claim 1, wherein: one surface of the barrel cover (15) facing the mounting hole (2) is in an opening shape, one end of the barrel cover (15) facing the mounting hole (2) is stuck with a first sealing ring (22) through glue, and the size of the first sealing ring (22) is larger than that of the mounting hole (2).
3. The marine hatch cover compression mechanism of claim 1, wherein: the circular hole (6) is formed in the position, where the air reservoir (17) is arranged, of the disc (5), and one end, provided with the air vent pipe (20), of the air reservoir (17) penetrates through the circular hole (6) and is fixedly connected with the disc (5).
4. A hold-down mechanism for a marine hatch cover according to claim 3, wherein: the circular hole (6) is equipped with internal thread circle (29) towards one side of barrel casing (15), the one end surface processing of gas receiver (17) installation breather pipe (20) has with internal thread circle (29) matched with external screw thread, gas receiver (17) and internal thread circle (29) threaded connection.
5. The marine hatch cover compression mechanism of claim 1, wherein: the water storage cover (19) one side is equipped with first retaining ring (18) that are used for restricting water storage cover (19) position, first retaining ring (18) cover is established on gas receiver (17) and is connected with gas receiver (17) fixed, one side that first retaining ring (18) were kept away from to water storage cover (19) is equipped with second retaining ring (24), second retaining ring (24) cover is established on gas receiver (17) and is connected with gas receiver (17) fixed.
6. The marine hatch cover compression mechanism of claim 1, wherein: the utility model discloses a disc, including clamp plate (11), support column (3), clamp plate (11), ring (8) cover is established on support column (3), ring (8) are equipped with spacing ring (7) towards one side of disc (5), spacing ring (7) cover is established on support column (3) and with support column (3) fixed connection, ring (8) deviate from one side of spacing ring (7) and are equipped with and block dish (9), block dish (9) and support column (3) fixed connection and integrated into one piece structure.
7. The marine hatch cover compression mechanism of claim 1, wherein: the utility model discloses a clamp plate, including clamp plate (11), clamp screw (13), screw hole (28) are seted up to the position department of clamp plate (11) installation clamp screw (13), clamp screw (13) threaded connection is in screw hole (28), clamp plate (11) a side fixedly connected with strengthening rib strip (10), strengthening rib strip (10) are arranged along the length direction of clamp plate (11), clamp screw (13) one end fixedly connected with handle (12), one end fixedly connected with pressure head (14) of handle (12) are kept away from to clamp screw (13), pressure head (14) cross section is circular.
8. The marine hatch cover compression mechanism of claim 1, wherein: the outer surface of one end of the support column (3) close to the tray body (1) is in annular equidistant welding with a plurality of triangular plates (4), and the triangular plates (4) are fixedly connected with the tray body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110906093.4A CN113602419B (en) | 2021-08-09 | 2021-08-09 | Marine hatch cover hold-down mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110906093.4A CN113602419B (en) | 2021-08-09 | 2021-08-09 | Marine hatch cover hold-down mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113602419A CN113602419A (en) | 2021-11-05 |
| CN113602419B true CN113602419B (en) | 2024-05-07 |
Family
ID=78339859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110906093.4A Active CN113602419B (en) | 2021-08-09 | 2021-08-09 | Marine hatch cover hold-down mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113602419B (en) |
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