CN211776783U - Balance force lifting mechanism for cabin door of ship - Google Patents
Balance force lifting mechanism for cabin door of ship Download PDFInfo
- Publication number
- CN211776783U CN211776783U CN201922433641.7U CN201922433641U CN211776783U CN 211776783 U CN211776783 U CN 211776783U CN 201922433641 U CN201922433641 U CN 201922433641U CN 211776783 U CN211776783 U CN 211776783U
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- China
- Prior art keywords
- cabin door
- connecting piece
- hinged support
- guide wheel
- force
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Abstract
The utility model relates to a cabin door balance force lifting mechanism for a ship, which is provided with a lifting component, a driving component and a braking component, wherein the lifting component comprises a vertical slide rail fixed on a base surface, a cabin door connecting piece arranged on the vertical slide rail in a sliding way, and a cabin door fixed on the cabin door connecting piece; the cabin door slides linearly along the vertical sliding rail; and a force balance assembly is arranged on the cabin door connecting piece. The first hinged support, the second hinged support, the third hinged support, the first tension sensor and the second tension sensor in the force balance assembly form a connecting rod group, when the driving motor drives the traction cable to pull the cabin door connecting piece, the tension can be flattened to the second hinged support and the third hinged support, the hinged supports transmit the final resultant force to the first hinged support through the connecting rod, and the cabin door is pulled finally. The structure can obviously balance the stress of the cabin door connecting piece, and the problem that the cabin door is deviated due to uneven local stress when being pulled again is avoided.
Description
Technical Field
The utility model relates to a boats and ships accessory field, concretely relates to marine hatch door balance force elevating system.
Background
The cabin door is a door which is arranged on a cabin wall and a ship board shell plate between channels on the ship and used for ensuring personnel, vehicles and materials to pass through. The common cabin doors are opened and closed and lifted.
In the lifting type cabin door mechanism in the prior art, a hydraulic pressure or a tractor is usually adopted as a driving source, hydraulic oil is easy to leak due to the hydraulic type cabin door structure, and the existing lifting type cabin door is easy to shift due to unbalanced stress when being lifted because no well designed stress balance assembly is arranged.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: provides a constant force lifting mechanism of a marine cabin door, which aims to solve the problems in the prior art.
The technical scheme is as follows: a constant-force lifting mechanism for a marine cabin door comprises a lifting assembly, a driving assembly and a braking assembly.
The lifting assembly comprises a vertical sliding rail fixed on a base surface, a cabin door connecting piece arranged on the vertical sliding rail in a sliding mode, and a cabin door fixed on the cabin door connecting piece; the cabin door slides linearly along the vertical sliding rail; the cabin door connecting piece is provided with a force balance assembly;
the driving assembly comprises a mounting frame fixed at the top end of the vertical sliding rail, a driving motor fixed on one side of the mounting frame, a reduction gearbox connected with an output shaft of the driving motor, a main shaft coaxially connected with the output shaft of the reduction gearbox, a winding drum fixed on the main shaft, and a traction cable wound on the winding drum and connected with the force balancing assembly at one end;
the brake assembly comprises a brake rod, a connecting rod and a claw, wherein the brake rod is installed on the installation frame and located on one side of the winding drum, the connecting rod is hinged to one end of the brake rod, and the claw is fixed to one end of the connecting rod.
In a further embodiment, the vertical slide rail comprises two sections of I-shaped guide rails which are parallel to each other and are vertically arranged on the base surface; the cabin door connecting piece comprises a connecting piece body and guide wheel seats arranged at two ends of the connecting piece body, the guide wheel seats are arranged on two sides of the end face of the I-shaped guide rail, guide wheels are rotatably arranged on the guide wheel seats, and the guide wheels are in contact with the I-shaped guide rail with preset pressure. The guide wheels guide the vertical lifting of the door coupler so that the door coupler can slide along a predetermined track.
In a further embodiment, a strip-shaped hole is formed in the guide wheel seat, and a threaded hole corresponding to the strip-shaped hole is formed in the connecting piece body; the guide wheel seat is matched and locked with a threaded hole in the connecting piece body through an outer hexagon bolt inserted into the strip-shaped hole, and the adjusting distance is limited by the length of the strip-shaped hole; and an elastic washer and a flat washer are padded between the outer hexagon bolt and the contact surface of the guide wheel seat. The strip-shaped hole is used for adjusting the installation position of the guide wheel seat so as to artificially determine the installation position of the guide wheel seat according to the actual pressing force.
In a further embodiment, the guide wheel seat is L-shaped in cross section and comprises a vertical part and a horizontal part, and a reinforcing rib is arranged between the vertical part and the horizontal part; the guide wheel is arranged on the vertical part of the guide wheel seat through a deep groove ball bearing; and a bearing mounting seat is arranged on the vertical part of the guide wheel seat, and the deep groove ball bearing is in transition fit with the bearing mounting seat.
In a further embodiment, the force balancing assembly comprises a first hinge support mounted at a position intermediate an upper portion of the door link, and second and third hinge sections connected at opposite ends of the first hinge support by hinge rods, respectively; the traction cable comprises a first traction cable and a second traction cable, and the first traction cable and the second traction cable are respectively connected to the second hinge branch part and the third hinge branch part. The force balance assembly dynamically balances the pulling force of the two traction cables by means of the connecting rod structure, so that the cabin door connecting piece can be more stable when being pulled.
In a further embodiment, a first tension sensor and a second tension sensor are respectively arranged between the first hinged support and the second hinged support and between the first hinged support and the third hinged support; the first tension sensor and the second tension sensor are installed at one end of the hinge rod. The tension sensor is used for reading the tension value of the point, feeding the tension value back to the remote center console, processing the tension value by the center console and feeding the tension value back to the driving motor so as to control the driving motor to adjust proper torque.
Has the advantages that: the utility model relates to a marine hatch door balance force elevating system, through setting up lifting assembly, drive assembly, and braking subassembly, set up the balanced subassembly of power on lifting assembly, utilize the first hinged-support among the balanced subassembly of power, the branch of second hinge, the branch of third hinge, first force sensor, second force sensor constitutes the connecting rod group, when driving motor drive pull cable pulling hatch door connecting piece, the pulling force can be flat to the branch of second hinge and the branch of third hinge on, pass to first hinged-support through the connecting rod with final doing all can again by the branch of above-mentioned hinge, final pulling hatch door. The structure can obviously balance the stress of the cabin door connecting piece, and the problem that the cabin door is deviated due to uneven local stress when being pulled again is avoided.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural view of the force balancing assembly and the door connector portion of the present invention.
The figures are numbered: the cabin door comprises a cabin door 1, a vertical sliding rail 2, a cabin door connecting piece 3, a force balancing component 4, a first hinged support 401, a second hinged support 402, a third hinged support 403, a first tension sensor 404, a second tension sensor 405, a first traction cable 5, a second traction cable 6, a claw 7, a driving motor 8, a reduction gearbox 9, a brake lever 10, a mounting frame 11, a guide wheel seat 12 and a guide wheel 13.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the present invention.
The applicant believes that the existing lifting type cabin door 1 is easy to shift due to unbalanced stress when lifting because the existing lifting type cabin door 1 is not provided with a well designed stress balance assembly 4.
For this purpose, the applicant proposes a balanced-force lifting mechanism for a marine cabin door 1, which comprises a vertical sliding rail 2, a cabin door connecting piece 3, a cabin door 1, a force balancing component 4, a mounting rack 11, a driving motor 8, a reduction gearbox 9, a main shaft, a winding drum, a traction cable, a brake rod 10, a connecting rod and a claw 7. The vertical slide rail 2 is fixed on a base surface, and the vertical slide rail 2 comprises two sections of I-shaped guide rails which are parallel to each other and are vertically arranged on the base surface; the cabin door connecting piece 3 comprises a connecting piece body and guide wheel seats 12 arranged at two ends of the connecting piece body, the guide wheel seats 12 are arranged on two sides of the end face of the I-shaped guide rail, guide wheels 13 are rotatably arranged on the guide wheel seats 12, and the guide wheels 13 are in contact with the I-shaped guide rail with preset pressure. A strip-shaped hole is formed in the guide wheel seat 12, and a threaded hole corresponding to the strip-shaped hole is formed in the connecting piece body; the guide wheel seat 12 is matched and locked with a threaded hole in the connecting piece body through an outer hexagon bolt inserted into the strip-shaped hole, and the adjusting distance is limited by the length of the strip-shaped hole; an elastic washer and a flat washer are further cushioned between the contact surfaces of the outer hexagon bolts and the guide wheel seat 12. The guide wheel seat 12 is L-shaped in cross section and comprises a vertical part and a horizontal part, and a reinforcing rib is arranged between the vertical part and the horizontal part; the guide wheel 13 is arranged on the vertical part of the guide wheel seat 12 through a deep groove ball bearing; and a bearing mounting seat is arranged on the vertical part of the guide wheel seat 12, and the deep groove ball bearing is in transition fit with the bearing mounting seat.
The cabin door connecting piece 3 is arranged on the vertical sliding rail 2 in a sliding manner, the cabin door 1 is fixed on the cabin door connecting piece 3, and the cabin door 1 slides linearly along the vertical sliding rail 2; the force balancing component 4 is arranged on the hatch door connector 3; the mounting frame 11 is fixed on the top end of the vertical sliding rail 2, the driving motor 8 is fixed on one side of the mounting frame 11, the reduction gearbox 9 is connected with an output shaft of the driving motor 8, the main shaft is coaxially connected with an output shaft of the reduction gearbox 9, the winding drum is fixed on the main shaft, the traction cable is wound on the winding drum, and one end of the traction cable is connected with the force balance assembly 4. The force balancing assembly 4 includes a first hinge support 401 installed at an upper middle position of the door link 3, and a second hinge support 402 and a third hinge support 403 respectively connected to both ends of the first hinge support 401 by hinge rods; the pull cables comprise a first pull cable 5 and a second pull cable 6, the first pull cable 5 and the second pull cable 6 being connected to the second hinge support section 402 and the third hinge support section 403, respectively. A first tension sensor 404 and a second tension sensor 405 are respectively arranged between the first hinge support 401 and the second hinge support part 402 and between the first hinge support 401 and the third hinge support part 403; the first tension sensor 404 and the second tension sensor 405 are installed at one end of the hinge rod. The brake lever 10 is installed on the mounting bracket 11 and located at one side of the winding drum, the connecting rod is hinged at one end of the brake lever 10, and the claw 7 is fixed at one end of the connecting rod.
The working process of the utility model is as follows: the driving motor 8 is started, the power of the driving motor 8 is output to the winding drum after passing through the reduction gearbox 9, at the moment, the winding drum rotates to drive the two traction cables wound on the winding drum, namely the first traction cable 5 and the second traction cable 6 to pull the cabin door connecting piece 3, and therefore the cabin door 1 is lifted. The lifting of the hatch door 1 is controlled by the positive and negative rotation of the driving motor 8. It is worth mentioning that a force balancing component 4 is arranged between the door coupling 3 and the tow cable, when the drive motor 8 drives the tow cable to pull the door coupling 3, the pulling force is flattened to the second hinge support part 402 and the third hinge support part 403, and the hinge support parts transmit the final resultant force to the first hinge support 401 through the connecting rod, and finally pull the door 1. The structure can obviously balance the stress of the cabin door connecting piece 3, and the problem that the cabin door 1 deviates due to uneven local stress when being pulled again is avoided.
As mentioned above, although the present invention has been shown and described with reference to certain preferred embodiments, it should not be construed as limiting the invention itself. Various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. A balanced-force lifting mechanism of a cabin door for a ship is characterized by comprising:
the lifting assembly comprises a vertical sliding rail fixed on a base surface, a cabin door connecting piece arranged on the vertical sliding rail in a sliding mode, and a cabin door fixed on the cabin door connecting piece; the cabin door slides linearly along the vertical sliding rail; the cabin door connecting piece is provided with a force balance assembly;
the driving assembly comprises a mounting frame fixed at the top end of the vertical sliding rail, a driving motor fixed on one side of the mounting frame, a reduction gearbox connected with an output shaft of the driving motor, a main shaft coaxially connected with the output shaft of the reduction gearbox, a winding drum fixed on the main shaft, and a traction cable wound on the winding drum and connected with the force balancing assembly at one end;
the brake assembly comprises a brake rod, a connecting rod and a claw, wherein the brake rod is installed on the installation frame and is positioned on one side of the winding drum, the connecting rod is hinged to one end of the brake rod, and the claw is fixed to one end of the connecting rod.
2. The balanced force elevating mechanism of marine hatch door according to claim 1, characterized in that: the vertical slide rail comprises two sections of I-shaped guide rails which are parallel to each other and are vertically arranged on the base surface; the cabin door connecting piece comprises a connecting piece body and guide wheel seats arranged at two ends of the connecting piece body, the guide wheel seats are arranged on two sides of the end face of the I-shaped guide rail, guide wheels are rotatably arranged on the guide wheel seats, and the guide wheels are in contact with the I-shaped guide rail with preset pressure.
3. The balanced force elevating mechanism of a marine hatch door according to claim 2, characterized in that: a strip-shaped hole is formed in the guide wheel seat, and a threaded hole corresponding to the strip-shaped hole is formed in the connecting piece body; the guide wheel seat is matched and locked with a threaded hole in the connecting piece body through an outer hexagon bolt inserted into the strip-shaped hole, and the adjusting distance is limited by the length of the strip-shaped hole; and an elastic washer and a flat washer are padded between the outer hexagon bolt and the contact surface of the guide wheel seat.
4. The balanced force elevating mechanism of a marine hatch door according to claim 3, characterized in that: the guide wheel seat is L-shaped in cross section and comprises a vertical part and a horizontal part, and a reinforcing rib is arranged between the vertical part and the horizontal part; the guide wheel is arranged on the vertical part of the guide wheel seat through a deep groove ball bearing; and a bearing mounting seat is arranged on the vertical part of the guide wheel seat, and the deep groove ball bearing is in transition fit with the bearing mounting seat.
5. The balanced force elevating mechanism of marine hatch door according to claim 1, characterized in that: the force balancing component comprises a first hinged support arranged in the middle of the upper part of the cabin door connecting piece, and a second hinged support part and a third hinged support part which are respectively connected to the two ends of the first hinged support through hinged rods; the traction cable comprises a first traction cable and a second traction cable, and the first traction cable and the second traction cable are respectively connected to the second hinge branch part and the third hinge branch part.
6. The balanced force elevating mechanism of marine hatch door according to claim 5, characterized in that: a first tension sensor and a second tension sensor are respectively arranged between the first hinged support and the second hinged support part and between the first hinged support and the third hinged support part; the first tension sensor and the second tension sensor are installed at one end of the hinge rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922433641.7U CN211776783U (en) | 2019-12-30 | 2019-12-30 | Balance force lifting mechanism for cabin door of ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922433641.7U CN211776783U (en) | 2019-12-30 | 2019-12-30 | Balance force lifting mechanism for cabin door of ship |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211776783U true CN211776783U (en) | 2020-10-27 |
Family
ID=72978818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922433641.7U Expired - Fee Related CN211776783U (en) | 2019-12-30 | 2019-12-30 | Balance force lifting mechanism for cabin door of ship |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211776783U (en) |
-
2019
- 2019-12-30 CN CN201922433641.7U patent/CN211776783U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201027 Termination date: 20211230 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |