CN210064985U - Liftable single armed boat raft gallows and hoist - Google Patents
Liftable single armed boat raft gallows and hoist Download PDFInfo
- Publication number
- CN210064985U CN210064985U CN201920463205.1U CN201920463205U CN210064985U CN 210064985 U CN210064985 U CN 210064985U CN 201920463205 U CN201920463205 U CN 201920463205U CN 210064985 U CN210064985 U CN 210064985U
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- lifting
- boat
- pulley
- winch
- suspension arm
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Abstract
The utility model provides a liftable single armed boat raft gallows and hoist, its lifting height that can solve current single armed boat raft gallows and hoist all is fixed, has limited the application scope's of loop wheel machine problem to a certain extent. The lifting device comprises a lifting arm, a swing mechanism and a lifting mechanism which are sequentially arranged from top to bottom, wherein the lifting arm is integrally arranged in an inclined manner, and the lower end of the lifting arm is rotationally connected with a top supporting frame of the lifting mechanism through the swing mechanism; the rear part of the suspension arm is respectively provided with a boat lifting winch and a hoisting winch; the middle part of the suspension arm is provided with a guide pulley, and the front end part of the suspension arm is provided with a head pulley; one end of the boat lifting rope is connected with the boat lifting winch, and the other end of the boat lifting rope sags after passing around the guide pulley and is connected with a boat lifting appliance; one end of the hoisting cable is connected with the hoisting winch, and the other end of the hoisting cable hangs down after passing around the head pulley and is connected with a lifting hook.
Description
Technical Field
The utility model relates to a marine loop wheel machine field specifically is a liftable single armed boat raft gallows and hoist.
Background
At present, a single-arm boat, raft and hanger and crane are arranged on a plurality of ships, bases of the single-arm boat, raft and hanger and crane are fixedly arranged on a deck, a suspension arm is rotatably connected with the bases through a swing mechanism, two sets of lifting mechanisms are arranged on the suspension arm, one set of lifting mechanisms is used for lifting and lowering life boats and rafts, and the other set of lifting mechanisms is used for lifting cargoes, so that the multipurpose of one machine is realized. However, the hoisting height of the conventional single-arm boat, raft and crane is fixed, so that the application range of the crane is limited to a certain extent.
Disclosure of Invention
The height of lifting to current single armed boat raft gallows and hoist all is fixed, has restricted the application scope's of loop wheel machine technical problem to a certain extent, the utility model provides a liftable single armed boat raft gallows and hoist, its height-adjustable that lifts by crane, loop wheel machine application scope is wide.
The technical scheme is as follows: the utility model provides a liftable single armed boat raft gallows and hoist which characterized in that: the lifting mechanism comprises a rectangular frame and a top supporting frame, wherein the rectangular frame is fixed on a deck, and two connecting rods are symmetrically arranged on two sides of the rectangular frame in the length direction; the two connecting rods on the same side are arranged in an X shape, and the intersection of the two connecting rods is hinged; the lower ends of the rear parts of the connecting rods on the two sides are respectively hinged with two mounting blocks I fixedly connected on the rectangular frame, and the upper ends of the rear parts are respectively hinged with two mounting blocks II fixedly connected on the top supporting frame; the lower ends of the front parts of the connecting rods on the two sides are respectively hinged with a first sliding block, two long edges below the rectangular frame are respectively provided with a first sliding rail, and the first sliding blocks are slidably arranged on the first sliding rails on the same side; the upper ends of the front parts of the connecting rods on the two sides are respectively hinged with a second sliding block, the top supporting frame is provided with a second sliding rail parallel to the first sliding rail, and the second sliding block is slidably arranged on the second sliding rail on the same side; the lower ends of the front parts of the connecting rods on the two sides are respectively rotatably connected with the two ends of a connecting shaft, a hydraulic oil cylinder is hinged on the rectangular frame positioned at the rear part of the connecting shaft, and a piston rod of the hydraulic oil cylinder is hinged with the connecting shaft; the whole suspension arm is obliquely arranged, and the lower end of the suspension arm is rotationally connected with the top supporting frame through the slewing mechanism; the rear part of the suspension arm is respectively provided with a boat lifting winch and a hoisting winch; the middle part of the suspension arm is provided with a guide pulley, and the front end part of the suspension arm is provided with a head pulley; one end of the boat lifting rope is connected with the boat lifting winch, and the other end of the boat lifting rope droops after bypassing the guide pulley and is connected with a boat lifting appliance; one end of the hoisting cable is connected with the hoisting winch, and the other end of the hoisting cable passes around the head pulley and then droops and is connected with a lifting hook.
It is further characterized in that:
the lifting arm is characterized in that a first pulley is further installed on the rear side of the guide pulley, a rotation control switch used for controlling the rotation mechanism to start is further installed at the rear end of the lifting arm, one end of a rotation control cable is connected with the rotation control switch, and the other end of the rotation control cable sags after bypassing the first pulley and is connected with a pull ring.
A second pulley is further installed on the rear side of the first pulley on the suspension arm, a pulley block is further installed at the rear end of the suspension arm, one end of a lifting control cable is connected with a switch of the boat lifting winch, and the other end of the lifting control cable sequentially bypasses the pulley block and the second pulley and then sags and is connected with a handle.
The lifting device is characterized in that a first lifting limiter is further arranged below the lifting arm corresponding to the boat sling and electrically connected with the boat winch, a first stop block matched with the first lifting limiter is fixed on the boat sling, and the first lifting limiter controls the boat winch to stop when the boat sling lifts to the top point.
And a second lifting limiter is further arranged below the suspension arm corresponding to the lifting cable and electrically connected with the lifting winch, a second stop block matched with the second lifting limiter is fixed on the lifting cable, and the second lifting limiter controls the lifting winch to stop when the lifting hook rises to the top point.
The slewing mechanism is a hydraulic slewing mechanism.
The utility model has the advantages that:
the utility model discloses a single armed boat raft gallows and hoist has set up hoisting mechanism, and the davit is turned round to be connected on hoisting mechanism, can drive the connecting rod that the X type was arranged in the rectangular frame through hydraulic cylinder and open and close to drive the overhead gage and reciprocate, drive the davit and carry out whole lift, the height-adjustable of davit, thereby make the utility model discloses a single armed boat raft gallows and hoist lifts by crane height-adjustable is applicable to and lifts by crane the great boat raft of altitude variation or goods, and application scope is wider.
Drawings
Fig. 1 is a front view of the present invention;
FIG. 2 is a left side view of the hoist mechanism of FIG. 1;
fig. 3 is a schematic diagram of the overall structure of the hoisting mechanism.
Reference numerals: 1-a suspension arm; 2-a slewing mechanism; 3, a hoisting mechanism; 4-a rectangular frame; 5-a top support frame; 6-connecting rod; 7-mounting the first block; 8, mounting a second block; 9-a first sliding block; 10, a first slide rail; 11-a second sliding block; 12-a second slide rail; 13-a connecting shaft; 15-a hydraulic oil cylinder; 16-boat winch; 17-hoisting winches; 18-a guide pulley; 19-a head pulley; 20-boat davit; 21-boat raft sling; 22-a hoist cable; 23-a hook; 24-a first pulley; 25-a rotary control switch; 26-a rotating control cable; 27-a pull ring; 28-pulley two; 29-a pulley block; 30-a hoist control cable; 31-a handle; 32-a first lifting limiter; 33-a first stop block; 34-a second lifting limiter; 35-stop two.
Detailed Description
Referring to fig. 1 to 3, the liftable single-armed boat, raft, hanger and crane of the present invention comprises a boom 1, a swing mechanism 2 and a hoisting mechanism 3, which are sequentially arranged from top to bottom, wherein the swing mechanism 2 is a hydraulic swing mechanism; the hoisting mechanism 3 comprises a rectangular frame 4 and a top support frame 5, the rectangular frame 4 is fixed on the deck, and two connecting rods 6 are symmetrically arranged on two sides of the rectangular frame 4 in the length direction; the two connecting rods 6 on the same side are arranged in an X shape, and the intersection of the two connecting rods is hinged; the lower ends of the rear parts of the connecting rods 6 on the two sides are respectively hinged with two mounting blocks I7 fixedly connected on the rectangular frame 4, and the upper ends of the rear parts are respectively hinged with two mounting blocks II 8 fixedly connected on the top supporting frame 5; the lower ends of the front parts of the connecting rods 6 on the two sides are respectively hinged with a first sliding block 9, the two long edges below the rectangular frame 4 are respectively provided with a first sliding rail 10, and the first sliding blocks 9 are slidably arranged on the first sliding rails 10 on the same side; the upper ends of the front parts of the connecting rods 6 on the two sides are respectively hinged with a second sliding block 11, the top supporting frame 5 is provided with a second sliding rail 12 parallel to the first sliding rail 10, and the second sliding blocks 11 are slidably arranged on the second sliding rails 12 on the same side; the lower ends of the front parts of the connecting rods 6 on the two sides are respectively rotatably connected with the two ends of a connecting shaft 13, a hydraulic oil cylinder 15 is hinged on the rectangular frame 4 positioned at the rear part of the connecting shaft 13, and a piston rod of the hydraulic oil cylinder 15 is hinged with the connecting shaft 13; the whole suspension arm 1 is obliquely arranged, and the lower end of the suspension arm 1 is rotatably connected with a top support frame 5 through a rotating mechanism 2; the rear part of the suspension arm 1 is respectively provided with a boat lifting winch 16 and a hoisting winch 17; the middle part of the suspension arm 1 is provided with a guide pulley 18, and the front end part is provided with a head pulley 19; one end of the boat lifting rope 20 is connected with the boat lifting winch 16, and the other end of the boat lifting rope passes through the guide pulley 18 and then sags downwards and is connected with a boat lifting appliance 21; one end of the hoisting cable 22 is connected to the hoisting winch 17, and the other end thereof hangs down after passing around the head pulley 19 and is connected to a hook 23.
Referring to fig. 1, a first pulley 24 is further installed on the rear side of the guide pulley 18 on the boom 1, a rotation control switch 25 for controlling the rotation mechanism 2 to start is further installed at the rear end of the boom 1, one end of a rotation control cable 26 is connected with the rotation control switch 25, and the other end of the rotation control cable hangs down after bypassing the first pulley 24 and is connected with a pull ring 27; a second pulley 28 is further mounted on the rear side of the first pulley 24 on the boom 1, a pulley block 29 is further mounted at the rear end of the boom 1, one end of a lifting control cable 30 is connected with a switch of the boat winch 16, and the other end of the lifting control cable sequentially bypasses the pulley block 29 and the second pulley 28 and then sags and is connected with a handle 31. By the design, personnel on the lifeboat and the raft can control the swing mechanism or the boat lifting winch by pulling the pull ring or the handle, and the operation is very convenient.
Referring to fig. 1, a first lifting limiter 32 is further installed below the suspension arm 1 corresponding to the boat lifting cable 20, the first lifting limiter 32 is electrically connected with the boat lifting winch 16, a first stopper 33 matched with the first lifting limiter 32 is fixed on the boat lifting cable 20, and the first lifting limiter 32 controls the boat lifting winch 16 to stop when the boat lifting appliance 21 is lifted to the top point; a second lifting limiter 34 is further installed below the boom 1 corresponding to the lifting cable 22, the second lifting limiter 34 is electrically connected with the lifting winch 17, a second stopper 35 matched with the second lifting limiter 34 is fixed on the lifting cable 22, and the second lifting limiter 34 controls the lifting winch 17 to stop when the lifting hook 23 rises to the top point. By the design, the excessive rising of the boat raft lifting appliance and the lifting hook can be avoided, and the effect of protecting the crane is achieved.
Claims (6)
1. The utility model provides a liftable single armed boat raft gallows and hoist which characterized in that: the lifting mechanism comprises a rectangular frame and a top supporting frame, wherein the rectangular frame is fixed on a deck, and two connecting rods are symmetrically arranged on two sides of the rectangular frame in the length direction; the two connecting rods on the same side are arranged in an X shape, and the intersection of the two connecting rods is hinged; the lower ends of the rear parts of the connecting rods on the two sides are respectively hinged with two mounting blocks I fixedly connected on the rectangular frame, and the upper ends of the rear parts are respectively hinged with two mounting blocks II fixedly connected on the top supporting frame; the lower ends of the front parts of the connecting rods on the two sides are respectively hinged with a first sliding block, two long edges below the rectangular frame are respectively provided with a first sliding rail, and the first sliding blocks are slidably arranged on the first sliding rails on the same side; the upper ends of the front parts of the connecting rods on the two sides are respectively hinged with a second sliding block, the top supporting frame is provided with a second sliding rail parallel to the first sliding rail, and the second sliding block is slidably arranged on the second sliding rail on the same side; the lower ends of the front parts of the connecting rods on the two sides are respectively rotatably connected with the two ends of a connecting shaft, a hydraulic oil cylinder is hinged on the rectangular frame positioned at the rear part of the connecting shaft, and a piston rod of the hydraulic oil cylinder is hinged with the connecting shaft; the whole suspension arm is obliquely arranged, and the lower end of the suspension arm is rotationally connected with the top supporting frame through the slewing mechanism; the rear part of the suspension arm is respectively provided with a boat lifting winch and a hoisting winch; the middle part of the suspension arm is provided with a guide pulley, and the front end part of the suspension arm is provided with a head pulley; one end of the boat lifting rope is connected with the boat lifting winch, and the other end of the boat lifting rope droops after bypassing the guide pulley and is connected with a boat lifting appliance; one end of the hoisting cable is connected with the hoisting winch, and the other end of the hoisting cable passes around the head pulley and then droops and is connected with a lifting hook.
2. The liftable single-armed boat raft hanger and crane according to claim 1, wherein: the lifting arm is characterized in that a first pulley is further installed on the rear side of the guide pulley, a rotation control switch used for controlling the rotation mechanism to start is further installed at the rear end of the lifting arm, one end of a rotation control cable is connected with the rotation control switch, and the other end of the rotation control cable sags after bypassing the first pulley and is connected with a pull ring.
3. The liftable single-armed boat raft hanger and crane according to claim 2, wherein: a second pulley is further installed on the rear side of the first pulley on the suspension arm, a pulley block is further installed at the rear end of the suspension arm, one end of a lifting control cable is connected with a switch of the boat lifting winch, and the other end of the lifting control cable sequentially bypasses the pulley block and the second pulley and then sags and is connected with a handle.
4. The liftable single-armed boat raft hanger and crane according to claim 1, wherein: the lifting device is characterized in that a first lifting limiter is further arranged below the lifting arm corresponding to the boat sling and electrically connected with the boat winch, a first stop block matched with the first lifting limiter is fixed on the boat sling, and the first lifting limiter controls the boat winch to stop when the boat sling lifts to the top point.
5. The liftable single-armed boat raft hanger and crane according to claim 1, wherein: and a second lifting limiter is further arranged below the suspension arm corresponding to the lifting cable and electrically connected with the lifting winch, a second stop block matched with the second lifting limiter is fixed on the lifting cable, and the second lifting limiter controls the lifting winch to stop when the lifting hook rises to the top point.
6. The liftable single-armed boat raft hanger and crane according to claim 1, wherein: the slewing mechanism is a hydraulic slewing mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920463205.1U CN210064985U (en) | 2019-04-08 | 2019-04-08 | Liftable single armed boat raft gallows and hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920463205.1U CN210064985U (en) | 2019-04-08 | 2019-04-08 | Liftable single armed boat raft gallows and hoist |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210064985U true CN210064985U (en) | 2020-02-14 |
Family
ID=69435984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920463205.1U Expired - Fee Related CN210064985U (en) | 2019-04-08 | 2019-04-08 | Liftable single armed boat raft gallows and hoist |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210064985U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111572717A (en) * | 2020-06-30 | 2020-08-25 | 中船绿洲镇江船舶辅机有限公司 | Novel push rod type boat davit and use method thereof |
-
2019
- 2019-04-08 CN CN201920463205.1U patent/CN210064985U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111572717A (en) * | 2020-06-30 | 2020-08-25 | 中船绿洲镇江船舶辅机有限公司 | Novel push rod type boat davit and use method thereof |
| CN111572717B (en) * | 2020-06-30 | 2024-02-02 | 中船绿洲镇江船舶辅机有限公司 | Push-down boat lifting frame and use method thereof |
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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: 20200214 Termination date: 20210408 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |