CN114030558A - Tail door lock - Google Patents
Tail door lock Download PDFInfo
- Publication number
- CN114030558A CN114030558A CN202111531444.4A CN202111531444A CN114030558A CN 114030558 A CN114030558 A CN 114030558A CN 202111531444 A CN202111531444 A CN 202111531444A CN 114030558 A CN114030558 A CN 114030558A
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- China
- Prior art keywords
- support
- pin
- tail
- coupling
- connecting rod
- Prior art date
- 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.)
- Pending
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- 230000008878 coupling Effects 0.000 claims abstract description 30
- 238000010168 coupling process Methods 0.000 claims abstract description 30
- 238000005859 coupling reaction Methods 0.000 claims abstract description 30
- 230000007774 longterm Effects 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 3
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000010720 hydraulic oil Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
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
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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
- B63B19/00—Arrangements or adaptations of ports, doors, windows, port-holes, or other openings or covers
- B63B19/08—Ports or like openings in vessels' sides or at the vessels' bow or stern
-
- 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
- B63B2019/0053—Locking means for ports, doors, windows, covers, or the like, e.g. providing for watertight closure when locked
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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
- B63B19/00—Arrangements or adaptations of ports, doors, windows, port-holes, or other openings or covers
- B63B19/08—Ports or like openings in vessels' sides or at the vessels' bow or stern
- B63B2019/086—Stern ports, e.g. for ferries or Ro-Ro-vessels
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention relates to the technical field of tail door locks, in particular to a tail door lock. The tail gate lock comprises a first support, a first pin shaft and a connecting assembly, wherein the first support is arranged on a tail gate, and the first pin shaft is detachably arranged in the first support; the connecting component, coupling component's one end is equipped with first connecting ring, and first connecting ring cup joints in first round pin axle, and coupling component's the other end sets up on the hull. The application provides a pair of tail-gate lock, including coupling assembling, because coupling assembling's one end is equipped with first connecting ring, the other end sets up on the hull, first connecting ring cup joints in first round pin axle in order to lock the tail-gate, compare among the prior art one end of coupling assembling and hang at the round pin epaxial of tail-gate support through the couple, the couple leads to the deformation easily because long-term atress, drops, first connecting ring in this application owing to be the enclosed construction, cup joint can not drop behind first round pin epaxial to the potential safety hazard has been avoided.
Description
Technical Field
The invention relates to the technical field of tail door locks, in particular to a tail door lock.
Background
For a surface ship with a tail gate, a tail gate switch system, a slide system and a working boat, the retraction and the release of the working boat are generally realized through the switch of the slide system and the tail gate. When the work boat is folded up and fixed, the tail gate of the surface ship also needs to be closed, locked and fixed. The closing of the tail gate is realized through a hydraulic oil cylinder, and when the tail gate is closed, the hydraulic oil cylinder can also play a closing role. However, the tail gate is subjected to a large force due to large size and heavy weight of the tail gate and the additional swinging of a ship, and if the tail gate is closed for a long time only by the supporting tension of the hydraulic oil cylinder, when the hydraulic oil cylinder has leakage or other faults, the tail gate is easy to open or close, so that serious accidents are caused. Therefore, a tail door lock is required to be arranged, when the tail door is closed, the tail door is locked by the tail door lock, and when the tail door is required to be opened, the tail door lock is opened.
Among the correlation technique, the one end of tail door lock is the couple form, and the other end is fixed on the hull, and the couple is hung in the round pin epaxial in order to lock the tail door of tail door support, and time is a specified duration, and tail door lock couple department can be because long-term atress produces the deformation, and the locking degree of tail door lock can reduce, and when the locking degree of tail door lock dropped to certain degree, the couple probably drops to very big potential safety hazard appears.
Disclosure of Invention
The application provides a tail-gate lock has solved among the prior art when the locking degree of tail-gate lock drops to certain degree, and the couple may drop, appears the technical problem of very big potential safety hazard.
The application provides a tail-gate lock sets up between tail-gate and hull, includes:
the tail gate structure comprises a first support and a first pin shaft, wherein the first support is arranged on the tail gate, and the first pin shaft is detachably arranged in the first support;
the connecting assembly, the one end of connecting assembly is equipped with first connecting ring, first connecting ring cup joint in first round pin axle, the other end of connecting assembly set up in on the hull.
Further, the tail door lock further comprises a second support and a second pin shaft, the second support is arranged on the ship body, the second pin shaft is detachably arranged in the second support, a second connecting ring is arranged at the other end of the connecting assembly, and the second connecting ring is sleeved on the second pin shaft.
Furthermore, coupling assembling still includes head rod and second connecting rod, the one end of head rod with first go-between links to each other, the one end of second connecting rod with the second go-between links to each other, the other end of head rod with the other end of second connecting rod links to each other.
Further, coupling assembling still includes the connecting cylinder, the inner wall of connecting cylinder is equipped with the internal thread, the head rod with all be equipped with the external screw thread on the second connecting rod, the one end of connecting cylinder with head rod threaded connection, the other end with second connecting rod threaded connection, in order to connect the head rod with the second connecting rod.
Further, the connecting cylinder comprises two connected joints, wherein one of the joints is in threaded connection with the first connecting rod, and the other joint is in threaded connection with the second connecting rod.
Further, coupling assembling still includes the adapter sleeve, two the outer wall of joint is equipped with the second external screw thread, the inner wall of adapter sleeve is equipped with the second internal thread, the adapter sleeve screw thread cup joints two the relative one end of joint, in order to connect two the joint.
Furthermore, the first connecting rod and the second connecting rod are both screwed with limit nuts, and the limit nuts abut against the corresponding joints.
Further, first support and second support all include bottom plate and two otic placodes, two the otic placode sets up relatively on the bottom plate, first support the bottom plate sets up on the tail-gate, the second support the bottom plate sets up on the hull, first round pin axle passes the setting two at first support between the otic placode, second round pin axle passes the setting two at the second support between the otic placode.
Further, one side of first round pin axle stretches out one side of first support the otic placode, one side of second round pin axle stretches out one side of second support the otic placode, first round pin axle and the extension of second round pin axle all is provided with the split pin.
Furthermore, the tail door lock further comprises a connecting chain, and the connecting chain is connected with the first pin shaft and the first connecting rod.
The beneficial effect of this application is as follows:
the application provides a pair of tail-gate lock, including coupling assembling, because coupling assembling's one end is equipped with first connecting ring, the other end sets up on the hull, first connecting ring cup joints in first round pin axle in order to lock the tail-gate, compare among the prior art one end of coupling assembling and hang at the round pin epaxial of tail-gate support through the couple, the couple leads to the deformation easily because long-term atress, drops, first connecting ring in this application owing to be the enclosed construction, cup joint can not drop behind first round pin epaxial to the potential safety hazard has been avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention.
FIG. 1 is a schematic diagram of a prior art tailgate lock;
fig. 2 is a schematic structural diagram of the tail door lock provided in this embodiment.
Description of reference numerals:
100-hook, 200-first support, 210-first pin shaft, 220-first bottom plate, 230-first ear plate, 240-first rib plate, 300-connecting assembly, 310-first connecting ring, 320-first connecting rod, 330-second connecting ring, 340-second connecting rod, 350-connecting cylinder, 351-connector, 352-connecting sleeve, 353-limiting nut, 400-second support, 410-second pin shaft, 420-second bottom plate, 430-second ear plate, 440-second rib plate, 500-split pin and 600-connecting chain.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Fig. 1 is the structure schematic diagram of tail lock among the prior art, combine fig. 1, among the prior art, the one end of tail lock is couple 100, the other end is fixed on the hull, couple 100 is hung in the round pin epaxial in order to lock the tail door of tail door support, time is a specified duration, tail lock couple 100 department can produce the deformation because of long-term atress, the locking degree of tail lock can reduce, when the locking degree of tail lock drops to certain degree, couple 100 probably drops, thereby very big potential safety hazard appears.
Based on this, the present embodiment provides a tail gate lock, which is disposed between a tail gate and a ship body, fig. 2 is a schematic structural diagram of the tail gate lock provided in the present embodiment, and with reference to fig. 2, the tail gate lock provided in the present embodiment includes a first support 200, a first pin 210, and a connection assembly 300, where the first support 200 is disposed on the tail gate, and the first pin 210 is detachably disposed in the first support 200; coupling assembling 300, coupling assembling 300's one end is equipped with first connecting ring 310, and first connecting ring 310 cup joints in first round pin axle 210, and coupling assembling 300's the other end sets up on the hull.
The utility model provides a pair of tail-gate lock, because coupling assembling 300's one end is equipped with first connecting ring 310, the other end sets up on the hull, first connecting ring 310 cup joints in first round pin axle 210 in order to lock the tail-gate, compare coupling assembling 300's one end among the prior art and hang at the epaxial of round pin of tail-gate support through couple 100, couple 100 is because long-term atress, lead to the deformation easily, drop, first connecting ring 310 in this embodiment is owing to be the enclosed construction, cup joint and can not drop behind first round pin axle 210, thereby the potential safety hazard has been avoided, when the tail-gate need be opened, it can unblank to insert down from first support 200 with first round pin axle 210.
Further, in this embodiment, the tail gate lock further includes a second support 400 and a second pin 410, the second support 400 is disposed on the hull, the second pin 410 is detachably disposed in the second support 400, the other end of the connecting assembly 300 is provided with a second connecting ring 330, and the second connecting ring 330 is sleeved on the second pin 410. That is, in the present embodiment, the connection member 300 is connected to the hull in the same manner as the connection member 300 is connected to the stern door, and since the first connection ring 310 is connected to the first bracket 200 by the first pin 210, the second connection ring 330 is connected to the second bracket 400 by the second pin 410.
Referring to fig. 2, the connecting assembly 300 of this embodiment further includes a first connecting rod 320 and a second connecting rod 340, wherein one end of the first connecting rod 320 is connected to the first connecting ring 310, one end of the second connecting rod 340 is connected to the second connecting ring 330, and the other end of the first connecting rod 320 is connected to the other end of the second connecting rod 340. Specifically, in the present embodiment, the first connection ring 310 and the first connection rod 320 are integrally formed as a first ring rod, and the second connection ring 330 and the second connection rod 340 are integrally formed as a second ring rod, so as to improve the integration level.
Further, the first connecting rod 320 and the second connecting rod 340 may be connected by welding, screwing, clamping, etc., and in order to adjust the total length of the connecting assembly 300 to adapt to the distance between the stern door and the hull, the embodiment preferably adopts the screwing connection method. Specifically, in this embodiment, the connecting assembly 300 further includes a connecting cylinder 350, an inner wall of the connecting cylinder 350 is provided with an inner thread, the first connecting rod 320 and the second connecting rod 340 are both provided with an outer thread, one end of the connecting cylinder 350 is in threaded connection with the first connecting rod 320, and the other end of the connecting cylinder 350 is in threaded connection with the second connecting rod 340, so as to connect the first connecting rod 320 and the second connecting rod 340. The overall length of the coupling assembly 300 can be adjusted by adjusting the threaded positions of the first and second coupling rods 320 and 340 in the coupling cylinder 350.
Specifically, the connecting cylinder 350 includes two connecting heads 351 connected, inner walls of the two connecting heads 351 are each provided with an internal thread, one of the connecting heads 351 is threadedly connected to the first connecting rod 320, and the other connecting head 351 is threadedly connected to the second connecting rod 340. More specifically, the connecting assembly 300 further includes a connecting sleeve 352, and the connecting sleeve 352 is sleeved at an opposite end of the two connectors 351 to connect the two connectors 351, so that the two connectors 351 can be detachably disposed to facilitate assembly. Preferably, the outer walls of the two connectors 351 are provided with external threads, the inner wall of the connecting sleeve 352 is provided with corresponding internal threads, and the connecting sleeve 352 is in threaded sleeve connection with the opposite end of the two connectors 351.
Referring to fig. 2, in this embodiment, the first connecting rod 320 and the second connecting rod 340 are both screwed with a limiting nut 353, and the limiting nut 353 abuts against the corresponding joint 351, so as to lock the tail door lock, and prevent the tail door lock from loosening.
Further, the first support 200 includes a first base plate 220 and two first ear plates 230, the two first ear plates 230 are oppositely disposed on the first base plate 220, the first base plate 220 is disposed on the tailgate, and the first pin 210 is disposed between the two first ear plates 230; the second brackets 400 each include a second base plate 420 and two second ear plates 430, the two second ear plates 430 are oppositely disposed on the second base plate 420, the second base plate 420 is disposed on the hull, and the second pin 410 is disposed between the two second ear plates 430. The mounting positions of the first mount 200 and the second mount 400 may be selected according to the actual configuration of the stern door and the hull, and particularly, the normal line of the first base plate 220 is parallel to the second base plate 420 in this embodiment. Preferably, the first pin 210 is rotatably disposed between the two first ear plates 230 in a penetrating manner, the second pin 410 is rotatably disposed between the two second ear plates 430 in a penetrating manner, the first connection ring 310 is in clearance fit between the two first ear plates 230, and the second connection ring 330 is in clearance fit between the two second ear plates 430, so that the connection assembly 300 has a certain mobility, after the tailgate lock is locked, the phenomena of locking degree reduction caused by vibration of a ship, tailgate looseness and the like can be avoided, and the reliability of the tailgate lock is greatly improved.
Further, first rib plates 240 are arranged between the two first ear plates 230 and the first base plate 220, and the two first rib plates 240 are arranged at the outer sides of the two first ear plates 230 to reinforce the structure of the first support 200; second rib plates 440 are arranged between the two second ear plates 430 and the second base plate 420, and the two second rib plates 440 are arranged outside the two second ear plates 430 to reinforce the structure of the second bracket 400.
Further, one side of the first pin 210 extends out of the first support 200, one side of the second pin 410 extends out of the second support 400, and the extending portions of the first pin 210 and the second pin 410 are provided with split pins 500, so as to axially position the first pin 210 and the second pin 410.
Referring to fig. 2, since the first pin 210 needs to be frequently detached, in order to prevent the first pin 210 from being lost, the rear door lock in this embodiment further includes a connecting chain 600, and the connecting chain 600 is respectively connected to the first pin 210 and the first connecting rod 320, that is, when the first pin 210 is detached from the first support 200, the first pin 210 is still connected to the first connecting rod 320 through the connecting chain 600. Specifically, one end of the connecting chain 600 is fixedly disposed on the split pin 500 of the first pin shaft 210, preferably, one end of the connecting chain 600 is fastened to the annular structure of the split pin 500 of the first pin shaft 210, the other end of the connecting chain 600 is fixedly disposed at one end of the first pin shaft 210 departing from the split pin 500, and the middle portion of the connecting chain 600 is fixedly disposed on the first connecting rod 320. When the tailgate needs to be opened, the cotter 500 is detached from the first pin shaft 210, and then the first pin shaft 210 is detached from the first support 200, at this time, the cotter 500 and the first pin shaft 210 are both connected with the first connecting rod 320 through the connecting chain 600, so that the cotter 500 of the first pin shaft 210 and the cotter 500 of the first pin shaft 210 can be prevented from being lost.
While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the invention.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. A tailgate lock, disposed between a tailgate and a hull, comprising:
the tail gate structure comprises a first support and a first pin shaft, wherein the first support is arranged on the tail gate, and the first pin shaft is detachably arranged in the first support;
the connecting assembly, the one end of connecting assembly is equipped with first connecting ring, first connecting ring cup joint in first round pin axle, the other end of connecting assembly set up in on the hull.
2. The tail gate lock of claim 1, further comprising a second support and a second pin, wherein the second support is disposed on the hull, the second pin is detachably disposed in the second support, the other end of the connecting assembly is provided with a second connecting ring, and the second connecting ring is sleeved on the second pin.
3. The tailgate lock according to claim 2, wherein the coupling assembly further comprises a first coupling rod and a second coupling rod, one end of the first coupling rod being coupled to the first coupling ring, one end of the second coupling rod being coupled to the second coupling ring, and the other end of the first coupling rod being coupled to the other end of the second coupling rod.
4. The tail door lock as claimed in claim 3, wherein the connecting assembly further comprises a connecting cylinder, the inner wall of the connecting cylinder is provided with an internal thread, the first connecting rod and the second connecting rod are both provided with an external thread, one end of the connecting cylinder is screwed with the first connecting rod, and the other end of the connecting cylinder is screwed with the second connecting rod to connect the first connecting rod and the second connecting rod.
5. The tailgate lock according to claim 4, wherein said connector barrel comprises two connected tabs, one of said tabs being threadably connected to said first connecting rod and the other of said tabs being threadably connected to said second connecting rod.
6. The tailgate lock according to claim 5, wherein the coupling assembly further comprises a coupling sleeve sleeved at an end opposite to the two joints to couple the two joints.
7. The tailgate lock according to claim 6, wherein a limit nut is screwed onto each of the first and second connecting rods, the limit nut abutting against the corresponding joint.
8. The tailgate lock according to claim 2, wherein the first support comprises a first base plate and two first ear plates, the two first ear plates being oppositely disposed on the first base plate, the first base plate being disposed on the tailgate, the first pin being disposed between the two first ear plates;
the second support all includes second bottom plate and two second otic placodes, two the second otic placode sets up relatively on the second bottom plate, the second bottom plate sets up on the hull, the second round pin axle passes the setting two between the second otic placode.
9. The tailgate lock according to claim 8, wherein one side of said first pin extends out of said first support, one side of said second pin extends out of said second support, and the extending portions of said first pin and said second pin are provided with cotter pins.
10. The rear door lock according to claim 8, further comprising a connecting link connected to the first pin and the first connecting rod, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111531444.4A CN114030558A (en) | 2021-12-15 | 2021-12-15 | Tail door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111531444.4A CN114030558A (en) | 2021-12-15 | 2021-12-15 | Tail door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114030558A true CN114030558A (en) | 2022-02-11 |
Family
ID=80140713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111531444.4A Pending CN114030558A (en) | 2021-12-15 | 2021-12-15 | Tail door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114030558A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202299788U (en) * | 2011-10-14 | 2012-07-04 | 北新集团建材股份有限公司 | Locking device and door or window provided with same |
| CN205497260U (en) * | 2016-04-20 | 2016-08-24 | 中船黄埔文冲船舶有限公司 | Cabin segmentation is foldd mouthful guarantor's type and is strengthened frock |
| CN109911129A (en) * | 2019-04-11 | 2019-06-21 | 中交上海航道局有限公司 | A kind of attachment device of opposite opened hopper ship living area bridge and hull |
| CN209412767U (en) * | 2018-12-05 | 2019-09-20 | 常德湘沅实业有限公司 | Locking device for tail door of sweeping vehicle |
| CN214690096U (en) * | 2021-03-26 | 2021-11-12 | 舟山中远海运重工有限公司 | Adjustable marine stretching piece |
-
2021
- 2021-12-15 CN CN202111531444.4A patent/CN114030558A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202299788U (en) * | 2011-10-14 | 2012-07-04 | 北新集团建材股份有限公司 | Locking device and door or window provided with same |
| CN205497260U (en) * | 2016-04-20 | 2016-08-24 | 中船黄埔文冲船舶有限公司 | Cabin segmentation is foldd mouthful guarantor's type and is strengthened frock |
| CN209412767U (en) * | 2018-12-05 | 2019-09-20 | 常德湘沅实业有限公司 | Locking device for tail door of sweeping vehicle |
| CN109911129A (en) * | 2019-04-11 | 2019-06-21 | 中交上海航道局有限公司 | A kind of attachment device of opposite opened hopper ship living area bridge and hull |
| CN214690096U (en) * | 2021-03-26 | 2021-11-12 | 舟山中远海运重工有限公司 | Adjustable marine stretching piece |
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| PB01 | Publication | ||
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Application publication date: 20220211 |