CN116986161B - Waterproof inner sealing type counter rear door structure - Google Patents
Waterproof inner sealing type counter rear door structure Download PDFInfo
- Publication number
- CN116986161B CN116986161B CN202311264779.3A CN202311264779A CN116986161B CN 116986161 B CN116986161 B CN 116986161B CN 202311264779 A CN202311264779 A CN 202311264779A CN 116986161 B CN116986161 B CN 116986161B
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- China
- Prior art keywords
- pipe
- door
- plate
- ring
- lock
- Prior art date
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Links
- 238000007789 sealing Methods 0.000 title claims abstract description 55
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 18
- 238000012856 packing Methods 0.000 claims abstract description 17
- 238000004806 packaging method and process Methods 0.000 claims abstract description 14
- 229910052742 iron Inorganic materials 0.000 claims abstract description 9
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 76
- 238000009434 installation Methods 0.000 claims description 14
- 229910052701 rubidium Inorganic materials 0.000 claims description 8
- IGLNJRXAVVLDKE-UHFFFAOYSA-N rubidium atom Chemical compound [Rb] IGLNJRXAVVLDKE-UHFFFAOYSA-N 0.000 claims description 8
- 230000005489 elastic deformation Effects 0.000 abstract description 3
- 230000009471 action Effects 0.000 description 7
- 238000005538 encapsulation Methods 0.000 description 7
- 238000001125 extrusion Methods 0.000 description 5
- 238000010030 laminating Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000002955 isolation Methods 0.000 description 3
- 125000004122 cyclic group Chemical group 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/008—Doors for containers, e.g. ISO-containers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J5/00—Doors
- B60J5/10—Doors arranged at the vehicle rear
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D33/00—Superstructures for load-carrying vehicles
- B62D33/04—Enclosed load compartments ; Frameworks for movable panels, tarpaulins or side curtains
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/02—Wall construction
- B65D90/08—Interconnections of wall parts; Sealing means therefor
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
- E05B65/52—Other locks for chests, boxes, trunks, baskets, travelling bags, or the like
- E05B65/5207—Other locks for chests, boxes, trunks, baskets, travelling bags, or the like characterised by bolt movement
- E05B65/5215—Other locks for chests, boxes, trunks, baskets, travelling bags, or the like characterised by bolt movement sliding
- E05B65/523—Other locks for chests, boxes, trunks, baskets, travelling bags, or the like characterised by bolt movement sliding parallel to the surface on which the lock is mounted
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/80—Packaging reuse or recycling, e.g. of multilayer packaging
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The invention discloses a waterproof inner sealing type counter rear door structure, which relates to the technical field of counter rear doors and comprises a first door plate, wherein a second door plate is mounted on the opposite side of the first door plate in a fitting way, the opposite side sides of the first door plate and the second door plate are hinged on a rear door frame of a counter through iron angle blocks, the far side sides of the first door plate and the second door plate are welded with iron angle blocks, and the sealing assembly is mounted in the middle of the front end of the first door plate. This but waterproof interior sealed packing cupboard back door structure utilizes two rubber ring pipes that bulge simultaneously to fill the gap between door plant and the back door frame satisfactory to this automatic sealing of sealed assembly to the packing cupboard that realizes, the automatic packaging to the packing cupboard utilizes the elastic deformation when rubber ring pipe bulge, can laminate shutoff to every department of gap, even the door frame of back door takes place slight deformation, also can not influence the normal sealing function of rubber ring pipe to the back door.
Description
Technical Field
The invention relates to the technical field of container back doors, in particular to a waterproof inner sealing type container back door structure.
Background
The container is a carriage container which has a certain volume and strong durability and is suitable for rolling transportation in various different transportation modes, is a repeatedly-usable cargo container, is provided with a closed container and an open container according to the structure, and needs a rear door structure to realize the sealing and isolation of outside air when the container is used for transporting the cargoes due to the self characteristics of the cargoes, and needs to isolate moisture outside the container, and meanwhile, needs a certain waterproof grade to avoid the cargo transportation requirement in special weather.
The existing counter back door structure has the basic sealing function, but the sealing of the back door can be realized only under the condition that the model of the sealing strip is matched with that of the back door frame, however, once the door frame of the back door is subjected to external force impact and is locally deformed, the gap between the sealing strip and the door frame cannot be filled with the sealing strip again, the door frame cannot be sealed and closed at the moment, and the waterproof, dampproof and temperature-losing-preventing functions are not realized, namely, the existing sealing strip cannot adapt to and attach to the real-time condition of the door frame gap of the counter back door automatically, and the adaptable working condition is single.
Disclosure of Invention
In order to achieve the above purpose, the invention is realized by the following technical scheme: the waterproof inner sealing type counter rear door structure comprises a first door plate, wherein a second door plate is mounted on the opposite side surface of the first door plate in a fitting mode, the side sides, deviating from the first door plate and the second door plate, of the first door plate and the second door plate are all hinged to a rear door frame of a counter through iron angle blocks, and the iron angle blocks are welded on the far side sides of the first door plate and the second door plate;
the sealing device comprises a first door plate, a second door plate, a sealing assembly and a sealing assembly, wherein the sealing assembly is arranged in the middle of the front end of the first door plate, the sealing assembly comprises a first moon plate fixedly arranged in the middle of the front end of the first door plate, a second moon plate is arranged on the opposite side of the first moon plate, the second moon plate is fixedly arranged in the middle of the front end of the second door plate, and the first moon plate and the second moon plate can be spliced into a complete disc;
the middle parts of the front ends of the first month plate and the second month plate are fixedly connected with first thread sleeves, under the condition that the first month plate and the second month plate are closed to form a complete disc, the two first thread sleeves can jointly form a complete thread cylinder, the wheel disc can continuously extend into the inner side of the middle part between the first month plate and the second month plate under the guidance of the threads of the two first thread sleeves, the middle parts of the front ends of the first month plate are fixedly connected with second thread sleeves, tongue rod cavities are symmetrically formed in the inner sides of the first month plate and the second month plate, rubidium magnets are arranged on the opposite side surfaces of the first month plate and the second month plate in a threaded mode, and the rubidium magnets on the opposite side surfaces of the first month plate and the second month plate can be mutually magnetically attached;
the inner side of the second thread sleeve is provided with a thread pipe in a thread way, one end of the thread pipe facing the first moon plate is fixedly connected with a guide head, one end of the guide head, which is far away from the thread pipe, is fixedly connected with a screw rod, the guide head can be inserted in the middle of the front end between the first door plate and the second door plate in a thread way, one end of the thread pipe, which is far away from the guide head, is fixedly connected with a wheel disc, and the wheel disc is in threaded installation with the first moon plate through the cooperation of the thread pipe and the second thread sleeve;
the guide assembly frame is arranged on the outer side of the locking assembly and particularly arranged in the middle of the front ends of the first door plate and the second door plate, the guide assembly frame comprises a first pipe ring arranged in the middle of the right side of the front end of the first door plate, a second pipe ring is arranged on the opposite side of the first pipe ring, the second pipe ring is arranged in the middle of the right side of the front end of the second door plate, and the first pipe ring and the second pipe ring can form a complete circle under the premise that the first door plate and the second door plate are closed;
guide rod seats are symmetrically arranged on the outer surfaces of the first pipe ring and the second pipe ring, the first pipe ring is in threaded installation with the first door plate through the guide rod seats, the second pipe ring is in threaded installation with the second door plate through the guide rod seats, and bolts are arranged in the first pipe ring and the second pipe ring and are in central symmetry respectively;
the sealing assembly is embedded and installed on the frame of the first door plate, the sealing assembly comprises a rubber frame embedded and installed on the frame of the first door plate, the cross section of the rubber frame is a lower-case English letter m, two groups of rubber ring pipes are embedded and installed on the side of the rubber frame, each rubber ring pipe is provided with a packaging assembly on the side of the rubber ring pipe, and the packaging assemblies are embedded and installed on the left side and the right side of the rubber ring pipe at equal intervals.
Preferably, the fixed surface of bolt is connected with the lock handle, just all seted up the locked groove on the surface of first pipe circle and second pipe circle, and the lock handle can be at the inboard circumference slip of doing of locked groove, simultaneously, the locked groove can also carry out spacing fixed to the lock handle, can prevent that the lock handle from rocking at will in the locked groove when the bolt is the locking state between first pipe circle and second pipe circle, ensures the safe locking of bolt with first pipe circle and second pipe circle for first pipe circle and second pipe circle form a complete circle structure under the state by the bolt locking.
Preferably, the solenoid valve is installed to the side screw thread of rubber frame, just the solenoid valve runs through the rubber frame and stretches into the inboard of rubber ring pipe, and the solenoid valve is linked together with the inboard of rubber ring pipe for after first door plant and second door plant are opened, will fill the air in the inboard of rubber ring pipe and independently emit, carry out the pressure release to the inboard of rubber ring pipe.
Preferably, the packaging assembly comprises a long guide pipe which is embedded and installed on the inner side of the rubber ring pipe, the outer surface of the long guide pipe is provided with an air inlet valve in a threaded mode, one end, away from the long guide pipe, of the air inlet valve protrudes out of the side face of the rubber frame, and air can be sucked into the inner side of the long guide pipe through the air inlet valve in the side direction of the rubber frame.
Preferably, the outer surface of the long guide pipe is symmetrically connected with a plurality of flitch plates, the long guide pipe is mounted in a fitting way with the inner wall of the rubber ring pipe through the flitch plates, and the middle parts of the upper end and the lower end of the long guide pipe are respectively connected with an air guide valve for inputting air collected inside the long guide pipe into the inner side of the rubber ring pipe in a unidirectional way.
Preferably, the middle part of the outer surface of the long guide pipe is connected with a rubber folding frame, the edge of the long guide pipe far away from the rubber folding frame is connected with a curved surface cover, the curved surface cover is connected with the long guide pipe through the rubber folding frame, a rectangular notch is formed in the contact part of the rubber ring pipe and the curved surface cover, and the outer surface of the long guide pipe is attached to the rectangular notch embedded with the rubber ring pipe and is mounted in the rectangular notch of the curved surface cover, so that air leakage of the inner side of the rubber ring pipe is prevented.
Preferably, the curved surface top facing is connected with two sets of telescopic links towards the one side symmetry of long pipe, just the cover is equipped with the pressure spring on the surface of telescopic link, just the one end fixed connection of pressure spring is on the curved surface cover, and the other end fixed connection is on the internal face of long pipe, the curved surface cover is through pressure spring and the folding frame cooperation of rubber on the telescopic link and the installation of long pipe bullet, wherein, two round through-holes have been seted up on the surface of long pipe by the region of the folding frame cage of rubber, can be linked together the cavity that encloses between curved surface cover and the folding frame of rubber with the cavity of long pipe through the round through-hole, thereby realize the dilatation to long pipe cavity, make the admission valve can carry more air to the cavity of long pipe, to blow down when satisfying multiunit encapsulation subassembly to the rubber ring pipe inboard, ensure that first door plant and second door plant are after the complete closure, closely expand the sealing assembly on first door plant and the second door plant, can make between the sealing assembly that laminating mutually between first door plant and the folding frame cage of rubber is filled the gap between the folding frame cage and is closed completely, and the sealing assembly is closed the full position is reached and the best performance is reached after the full-scale is closed to the sealing assembly.
Preferably, the first pipe ring and the second pipe ring are respectively provided with a lock rod through guide rod seat sleeves, the number of the lock rods is four, the front ends of the whole rear door structures are arranged in a diagonal cross mode, the lock rods on the first pipe ring and the second pipe ring are arranged in an up-down symmetrical mode, the lock rods can be in telescopic motion with the first pipe ring or the second pipe ring under the radial guidance of the guide rod seat, one end of each lock rod, which is close to a locking assembly, is sleeved with a small sleeve, the middle part of each lock rod is further sleeved with a middle sleeve, the small sleeve and the middle sleeve are respectively and spirally installed on a door plate, the lock rods are respectively and fixedly arranged on the door plates, one ends, which are far away from the locking assembly, of the lock rods are sleeved with lock sleeves, and the lock sleeves are spirally installed on door frames of the rear door plates, and are used for fixedly sleeved with one ends, which are far away from the locking assembly, of the lock rods.
Preferably, one end of the lock rod, which is far away from the lock sleeve, is inserted into the inner side of the first moon plate or the second moon plate, one end of the lock rod, which is far away from the lock sleeve, is in threaded connection with a telescopic lock tongue, and the telescopic lock tongue is inserted into the inner side of the first moon plate or the second moon plate.
Preferably, the locking springs are arranged in the tongue rod cavities formed in the inner sides of the first moon plate and the second moon plate, one end, far away from the locking rod, of each locking spring is fixedly connected to the telescopic locking tongue, the other end of each locking spring is connected to the inner wall surface of the tongue rod cavity, each telescopic locking tongue is mounted in a springing mode with the first moon plate through matching of the locking springs and the tongue rod cavity, and the guide head can extrude the telescopic locking tongue into the inner side of the tongue rod cavity.
The invention provides a waterproof inner sealing type counter rear door structure, which has the following beneficial effects:
1. according to the waterproof inner sealing type counter rear door structure, when the first door plate and the second door plate are closed, air stored in the inner side of each long guide pipe can be extruded into the inner sides of two groups of rubber ring pipes in a unidirectional manner under the action of lamination extrusion between the corresponding packaging components between the two door plates and the back door frame, so that the inner parts of the rubber ring pipes are inflated under the action of extrusion of four frames of the door plates and shielding structures in four directions, and gaps between the door plates and the back door frame are filled with the two rubber ring pipes inflated simultaneously, so that the sealing assembly can realize automatic sealing of the counter; and can be after opening the door plant, come the air that stores in the rubber ring pipe inboard of bulge through the solenoid valve to when closing the door plant once more, can utilize the encapsulation subassembly to be pressed the back to the mode of the inboard one-way air in and out of rubber ring pipe once more, realize the bulge to the rubber ring pipe once more, make seal assembly can seal the packing cupboard once more, cyclic reciprocation like this, can realize seal assembly's reuse, and the automatic encapsulation to the packing cupboard, and can utilize the elastic deformation when the rubber ring pipe bulge, can laminate the shutoff to every department of seam gap, even the door frame of back door takes place slight deformation, also can not influence the normal sealing function of rubber ring pipe to the back door.
2. This but waterproof interior sealed packing cupboard back door structure, round through the hole of seting up on long pipe surface, can be with the cavity that closes up between curved face guard and the rubber folding frame with the cavity of long pipe is linked together, thereby realize the dilatation to long pipe cavity, make the admission valve can carry more air in the cavity of long pipe, it blows the rubber ring pipe inboard to satisfy multiunit encapsulation subassembly, can ensure that first door plant and second door plant are after the complete closure, rubber ring pipe on first door plant and the second door plant is whole can bulge, utilize the rubber ring pipe of bulge, with the gap shutoff between door plant and the back door frame of packing cupboard, will make closely inflation and laminating between rubber ring pipe and the packing cupboard back door frame, make the gap that mutually laminates between first door plant and the second door plant be filled completely by the rubber ring pipe of bulge, namely: the two groups of rubber ring pipes inflated on the frame of the sealed assembly are all-directionally shielded, and double sealing isolation is carried out on the space inside and outside the container through the two layers of inflated rubber ring pipes, so that the sealing performance and the waterproof performance of the rear door structure after the rear door of the container is closed can be optimal, and the sealing functions of water resistance, moisture resistance, temperature loss resistance and cold air leakage resistance are achieved.
3. This but waterproof interior seal formula packing cupboard back door structure, after passing two sets of moon boards through the screw rod, make the screw rod finally can screw thread installation advance the little screw hole between two door plant, utilize the screw rod to screw thread installation at little screw hole, associate between two sets of moon boards, strengthen the compactness of structural connection between first moon board and the second moon board, make first moon board and second moon board even the goods striking of packing cupboard inside arrive, also can not take place easily from inside to outside by the safety problem of striking and opening, can provide a heavy firm guarantee for the inseparable closure of first door plant and second door plant.
4. The waterproof inner sealing type counter rear door structure can strengthen the close closing strength between the first moon plate and the second moon plate under the mutual magnetic attraction effect of a plurality of groups of rubidium magnets correspondingly arranged on the opposite sides of the two moon plates, helps a screw rod to strengthen the close firm strength between the two groups of moon plates, and is formed by respectively and correspondingly inserting two groups of bolts which are arranged in a central symmetry mode into the inner sides of the two pipe rings through a handheld lock handle.
5. The waterproof inner sealing type counter rear door structure has the advantages that the first pipe ring and the second pipe ring which are arranged on the two door plates are simultaneously closed through the closing of the first door plate and the second door plate, a complete circle structure is formed, the lock handle arranged on the first pipe ring rotates anticlockwise, the bolt is inserted into the inner cavity of the second pipe ring, the lock handle arranged on the second pipe ring also rotates anticlockwise, the bolt is inserted into the inner cavity of the first pipe ring, the lock handles on the two pipe rings are positively clamped in the notches of the locking grooves, the lock handles are locked, the two pipe rings can be connected into a whole, the bolt in the inserted ring pipe is prevented from being separated from the inner cavity of the second pipe ring even if the bolt is subjected to bumpy road conditions in the transportation process of the truck, and firm guarantee is provided for tightly closing the first door plate and the second door plate.
Drawings
FIG. 1 is a schematic view of the exterior structure of a watertight, interior sealed cargo container back door structure according to the present invention;
FIG. 2 is a schematic view of the structure of the lock rod and the middle wrap of the present invention;
FIG. 3 is a schematic illustration of a disassembled structure of the locking assembly of the present invention;
FIG. 4 is a schematic structural view of a second moon plate according to the present invention;
FIG. 5 is a schematic diagram of an assembled structure of a wheel disc and a second moon plate according to the present invention;
FIG. 6 is a schematic view of the structure of the guide frame of the present invention;
FIG. 7 is a schematic view of an assembled structure of the lock handle and the second collar of the present invention;
FIG. 8 is a partial cross-sectional view of the seal assembly and first door panel of the present invention;
FIG. 9 is a schematic diagram of a rubber ring tube and rubber frame in the invention;
FIG. 10 is a schematic view of a package assembly of the present invention in a disassembled configuration;
FIG. 11 is a schematic illustration of the disassembled structure between the locking assembly and two door panels of the present invention.
In the figure: 1. a first door panel; 2. a second door panel; 3. a corner block; 4. a locking assembly; 41. a first moon plate; 42. a second moon plate; 43. a first threaded sleeve; 44. a tongue cavity; 45. a rubidium magnet; 46. a second threaded sleeve; 47. a threaded tube; 48. a guide head; 49. a screw; 410. a wheel disc; 5. guiding the assembly frame; 51. a first collar; 52. a second collar; 53. a guide rod seat; 54. a lock handle; 55. a plug pin; 56. a locking groove; 6. a lock lever; 7. a sealing assembly; 71. a rubber frame; 72. a rubber ring tube; 73. packaging the assembly; 731. a long catheter; 732. an intake valve; 733. pasting a board; 734. an air guide valve; 735. a rubber folding frame; 736. a curved mask; 737. a telescopic rod; 738. a pressure spring; 74. an electromagnetic valve; 8. a small sheath; 9. a middle sheath; 10. a lock sleeve; 11. a bolt; 12. a lock spring.
Detailed Description
The invention will be described in further detail with reference to the drawings and the detailed description. The embodiments of the invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
In a first embodiment, as shown in fig. 1 to 11, the present invention provides a technical solution: the utility model provides a but waterproof inner seal formula packing cupboard back door structure, including first door plant 1, second door plant 2 is installed to the laminating of the opposite side of first door plant 1, and the avris that first door plant 1 and second door plant 2 deviate from all is installed on the back door frame of packing cupboard through indisputable angle block 3 is articulated, the distal side of first door plant 1 and second door plant 2 has all welded indisputable angle block 3, wherein, the demonstration of fig. 11 is the little screw hole that the front end middle part position between first door plant 1 and second door plant 2 was offered, and the dismantlement structure schematic diagram when screw 49 and little screw hole on the locking assembly 4 correspond screw thread installation;
the novel door comprises a first door plate 1, and is characterized by further comprising a locking assembly 4, wherein the locking assembly 4 is arranged in the middle of the front end of the first door plate 1, the locking assembly 4 comprises a first moon plate 41 fixedly arranged in the middle of the front end of the first door plate 1, a second moon plate 42 is arranged on the opposite side of the first moon plate 41, the second moon plate 42 is fixedly arranged in the middle of the front end of the second door plate 2, and the first moon plate 41 and the second moon plate 42 can be spliced into a complete disc;
the guide assembly frame 5 is arranged on the outer side of the locking assembly 4, and is particularly arranged in the middle of the front ends of the first door plate 1 and the second door plate 2, the guide assembly frame 5 comprises a first pipe ring 51 arranged in the middle of the right side of the front end of the first door plate 1, a second pipe ring 52 is arranged on the opposite side of the first pipe ring 51, the second pipe ring 52 is arranged in the middle of the right side of the front end of the second door plate 2, and the first pipe ring 51 and the second pipe ring 52 can form a complete circle under the premise that the first door plate 1 and the second door plate 2 are closed;
the sealing assembly 7 is mounted on the frame of the first door plate 1 in a jogged mode, the sealing assembly 7 comprises a rubber frame 71 mounted on the frame of the first door plate 1 in a jogged mode, the cross section of the rubber frame 71 is in a small English letter m, two groups of rubber ring pipes 72 are mounted on the side of the rubber frame 71 in a jogged mode, a packaging assembly 73 is mounted on the side of each rubber ring pipe 72, and the packaging assemblies 73 are mounted on the left side and the right side of the rubber ring pipe 72 in a jogged mode at equal intervals.
One end of the lock rod 6 far away from the lock sleeve 10 is inserted into the inner side of the first moon plate 41 or the second moon plate 42, one end of the lock rod 6 far away from the lock sleeve 10 is connected with a telescopic lock tongue 11 in a threaded manner, and the telescopic lock tongue 11 is inserted into the inner side of the first moon plate 41 or the second moon plate 42.
The first screw thread sleeves 43 are fixedly connected to the middle parts of the front ends of the first month plate 41 and the second month plate 42, under the condition that the first month plate 41 and the second month plate 42 are closed to form a complete disc, the two first screw thread sleeves 43 can jointly form a complete screw thread cylinder, the wheel disc 410 can continuously extend into the inner side of the middle part between the first month plate 41 and the second month plate 42 under the screw thread guidance of the two first screw thread sleeves 43, the second screw thread sleeves 46 are fixedly connected to the middle parts of the front ends of the first month plate 41, tongue rod cavities 44 are symmetrically formed in the inner sides of the first month plate 41 and the second month plate 42, rubidium magnets 45 are arranged on the opposite side surfaces of the first month plate 41 and the second month plate 42 in a threaded mode, and the rubidium magnets 45 on the opposite side surfaces of the first month plate 41 and the second month plate 42 can be mutually magnetically attached.
The inner side of the second thread sleeve 46 is provided with a thread pipe 47 in a threaded manner, one end of the thread pipe 47 facing the first moon plate 41 is fixedly connected with a guide head 48, one end of the guide head 48 away from the thread pipe 47 is fixedly connected with a screw 49, the guide head 48 can be inserted into the middle part of the front end between the first door plate 1 and the second door plate 2 in a threaded manner, one end of the thread pipe 47 away from the guide head 48 is fixedly connected with a wheel disc 410, and the wheel disc 410 is in threaded mounting with the first moon plate 41 through the cooperation of the thread pipe 47 and the second thread sleeve 46; the bolt 12 is installed in the bolt cavity 44 that first month plate 41 and second month plate 42 inboard were seted up, and the one end fixed connection that bolt 12 kept away from locking lever 6 is on flexible spring bolt 11, and the other end is connected on the inner wall in bolt cavity 44, and flexible spring bolt 11 is through bolt 12 and bolt cavity 44 cooperation and first month plate 41 spring mounting, and guide 48 can extrude flexible spring bolt 11 to lead into the inboard in bolt cavity 44.
When in use, taking fig. 1 as an example, four lock sleeves 10 are arranged on a rear door frame in a threaded manner in advance, so that the four lock sleeves 10 can be respectively matched with lock rods 6 on respective corners, namely: the locking rod 6 can be ensured to stretch and retract at the inner side of the lock sleeve 10 under the pushing action of the bolt of the locking assembly 4; the first door plate 1 is hinged to the left side frame of the rear door frame through the iron angle block 3 on the front left side of the first door plate, the second door plate 2 is hinged to the right side frame of the rear door frame through the iron angle block 3 on the front right side of the second door plate, the first door plate 1 and the second door plate 2 are respectively hinged to the left side and the right side of the rear door frame, and the first door plate 1 and the second door plate 2 can be folded from two sides to the middle and are closed.
Then the first door plate 1 and the second door plate 2 which are opened are folded from two sides to the middle, the second door plate 2 is firstly rotated clockwise around the hinge joint of the iron angle block 3 and the back door frame, then the first door plate 1 is rotated anticlockwise around the hinge joint of the iron angle block 3 and the back door frame, then after the first month plate 41 and the second month plate 42 are folded into a complete disc, the wheel disc 410 is rotated clockwise, the threaded pipe 47 which is arranged at the inner side of the second threaded sleeve 46 at first is rotated inwards towards the inner side of the disc under the guidance of the threads of the second threaded sleeve 46 and the first threaded sleeve 43, and when the lock tongue 11 is extruded and arranged on the lock spring 12 at the inner side of the tongue cavity 44 by pushing the four lock rod 11, the lock rod 6 is pushed outwards in a clockwise direction, the lock rod 6 is simultaneously inserted into the inner side of the lock sleeve 10, and the first door plate 1 and the second door plate 2 are blocked on the back door frame by using the insertion of the four lock rod 6 and the four diagonal lock sleeves 10; continuing to twist the wheel disc 410 clockwise so that after the screw 49 passes through the two sets of moon plates, the screw 49 can be finally screwed into the small threaded hole between the two door plates, and the first moon plate 41 and the second moon plate 42 are assembled together through the screw 49; during the closing period of the first door plate 1 and the second door plate 2, the packaging assembly 73 is extruded to convey air in the first door plate and the second door plate to the rubber ring pipe 72 in a unidirectional mode, the rubber ring pipe 72 is inflated between the two door plates and the door frame, gaps between the door plates and the door frame are filled and shielded by the inflated two rubber ring pipes 72, sealing closing of the rear door of the container is completed, and sealing closing of the rear door structure of the container is completed.
After the screw 49 passes through the two sets of moon plates, the screw 49 can be finally installed into the small threaded hole between the two door plates, the two sets of moon plates are related by the threaded installation of the screw 49 in the small threaded hole, the compactness of structural connection between the first moon plate 41 and the second moon plate 42 is enhanced, the safety problem that the first moon plate 41 and the second moon plate 42 are not easy to be collided and opened from inside to outside even if being collided by goods in a container can not happen, and a firm and firm guarantee can be provided for the tight closure of the first door plate 1 and the second door plate 2.
During closing of the first moon plate 41 and the second moon plate 42, under the mutual magnetic attraction of the plurality of groups of rubidium magnets 45 correspondingly arranged on opposite sides of the two moon plates, the close closing strength between the first moon plate 41 and the second moon plate 42 is enhanced, the screw 49 is helped to strengthen the close firm strength between the two groups of moon plates, the two groups of bolts 55 which are arranged in a central symmetry mode are respectively and correspondingly inserted into the inner sides of the two tube rings through the handheld lock handle 54, the first door plate 1 and the second door plate 2 are tightly closed and arranged together by utilizing the mutual bolt locking between the two tube rings, the stable assembly between the two door plates can be enhanced, the magnetic attraction assembly structure between the first moon plate 41 and the second moon plate 42 can be prevented from being easily swung, meanwhile, the structures among the locking assembly 4, the guide assembly frame 5, the locking rod 6 and the lock sleeve 10 are mutually matched, the locking strength can be mutually complemented, and the back door closing locking strength can be jointly enhanced without independent structures.
In the second embodiment, as shown in fig. 6 and 7, on the basis of the first embodiment, guide rod seats 53 are symmetrically installed on the outer surfaces of the first pipe ring 51 and the second pipe ring 52, the first pipe ring 51 is in threaded installation with the first door panel 1 through the guide rod seats 53, the second pipe ring 52 is in threaded installation with the second door panel 2 through the guide rod seats 53, bolts 55 are installed inside the first pipe ring 51 and the second pipe ring 52, and the bolts are installed in the first pipe ring 51 and the second pipe ring 52 respectively in a central symmetry shape; the lock handle 54 is fixedly connected to the surface of the bolt 55, the lock grooves 56 are formed in the outer surfaces of the first pipe ring 51 and the second pipe ring 52, the lock handle 54 can circumferentially slide inside the lock grooves 56, meanwhile, the lock grooves 56 can limit and fix the lock handle 54, when the bolt 55 is in a locking state between the first pipe ring 51 and the second pipe ring 52, the lock handle 54 is prevented from shaking randomly in the lock grooves 56, the safe locking of the bolt 55 on the first pipe ring 51 and the second pipe ring 52 is ensured, and a complete circle structure is formed when the first pipe ring 51 and the second pipe ring 52 are locked by the bolt 55; the locking rod 6 is sleeved on the first pipe ring 51 and the second pipe ring 52 through the guide rod seat 53, the number of the locking rod 6 is four, the front ends of the rear door structures are arranged in a diagonal and cross mode, the locking rod 6 on the first pipe ring 51 and the second pipe ring 52 is arranged in an up-down symmetrical mode, the locking rod 6 can stretch out and draw back with the first pipe ring 51 or the second pipe ring 52 under the radial guidance of the guide rod seat 53, a small sleeve 8 is sleeved at one end of the locking rod 6 close to the locking assembly 4, a middle sleeve 9 is sleeved at the middle part of the locking rod 6, the small sleeve 8 and the middle sleeve 9 are mounted on the door plate in a threaded mode, the locking rod 6 is used for limiting and guiding the locking rod 6, one end of the locking rod 6 far away from the locking assembly 4 is sleeved with a locking sleeve 10, the locking sleeve 10 is mounted on a door frame of the rear door plate in a threaded mode, and the locking rod 6 is used for limiting one end far away from the locking assembly 4 in a sleeved mode.
When the door frame is used, the first pipe ring 51 and the second pipe ring 52 mounted on the two door plates can be simultaneously closed through the closing of the first door plate 1 and the second door plate 2, a complete circle structure is formed, the lock handle 54 mounted on the first pipe ring 51 rotates anticlockwise, the bolt 55 is inserted into the inner cavity of the second pipe ring 52, the lock handle 54 mounted on the second pipe ring 52 also rotates anticlockwise, the bolt 55 is inserted into the inner cavity of the first pipe ring 51, the lock handles 54 on the two pipe rings are positively and fixedly clamped in the notches of the locking grooves 56, the lock handle 54 is locked, the two pipe rings are connected into a whole, the lock handle 54 can be prevented from being separated from the door frame 5 in the transportation process of a truck, and even if the lock handle 54 encounters bump road conditions, the bolt 55 inserted into the pipe rings is prevented from being separated, so that the guide frame 5 firmly seals the two front ends, and the door frame is firmly and firmly closed for the two door plates 1 and the second door plate 2.
Simultaneously, the guide rod seats 53 on the two groups of pipe rings are matched with the small sheath 8 and the middle sheath 9 in all directions to carry out limit installation and directional guide on the lock rod 6, the guide rod seats are used for matching with the spring action telescopic motion of the lock tongue 11 on the inner side of the locking assembly 4, meanwhile, the accurate insertion and withdrawal of the far end of the lock rod 6 on the inner side of the lock sheath 10 are ensured, the four lock rods 6 which are diagonally crossed and installed on a door plate are ensured to be simultaneously used together with the lock sheath 10 installed on a rear door frame under the driving of the locking assembly 4, and the four corners of a rear door of a container can be simultaneously blocked under the action of the bolt of the locking assembly 4.
In the third embodiment, as shown in fig. 8 to 10, based on the first and second embodiments, an electromagnetic valve 74 is mounted on a side surface of the rubber frame 71 by screw threads, and the electromagnetic valve 74 penetrates through the rubber frame 71 and extends into the inner side of the rubber ring pipe 72, and the electromagnetic valve 74 is communicated with the inner side of the rubber ring pipe 72 and is used for automatically discharging air filled in the inner side of the rubber ring pipe 72 after the first door panel 1 and the second door panel 2 are opened to release pressure on the inner side of the rubber ring pipe 72; the sealing unit 73 includes a long guide pipe 731 fitted inside the rubber ring pipe 72, an intake valve 732 is screwed to the outer surface of the long guide pipe 731, and one end of the intake valve 732 remote from the long guide pipe 731 protrudes from the side surface of the rubber frame 71, and can suck air into the long guide pipe 731 through the intake valve 732 in the side direction of the rubber frame 71.
The outer surface of the long guide pipe 731 is symmetrically connected with a plurality of stickers 733, the long guide pipe 731 is attached to the inner wall of the rubber ring pipe 72 through the stickers 733, and the middle parts of the upper end and the lower end of the long guide pipe 731 are respectively connected with a gas guide valve 734 for inputting the air collected inside the long guide pipe 731 into the inner side of the rubber ring pipe 72 in a unidirectional way; the middle part of the outer surface of the long guide pipe 731 is connected with a rubber folding frame 735, the edge of the rubber folding frame 735 far away from the long guide pipe 731 is connected with a curved surface cover 736, the curved surface cover 736 is connected with the long guide pipe 731 through the rubber folding frame 735, a rectangular notch is formed in the contact part of the rubber ring pipe 72 and the curved surface cover 736, the outer surface of the long guide pipe 731 is attached to the rectangular notch formed by the curved surface cover 736 and the rubber ring pipe 72, and air leakage of the inner side of the rubber ring pipe 72 is prevented.
The curved face mask 736 faces towards the one side of the long guide pipe 731 and is symmetrically connected with two telescopic rods 737, the outer surface of each telescopic rod 737 is sleeved with a pressure spring 738, one end of each pressure spring 738 is fixedly connected to the curved face mask 736, the other end of each pressure spring 738 is fixedly connected to the inner wall surface of the long guide pipe 731, the curved face mask 736 is elastically installed with the long guide pipe 731 through the cooperation of the pressure springs 738 on the telescopic rods 737 and the rubber folding frames 735, and two circular through holes are formed in the area, covered by the rubber folding frames 735, of the surface of the long guide pipe 731.
When the sealing assembly is used, when the first door plate 1 and the second door plate 2 are closed, air stored in the inner side of each long guide pipe 731 can be extruded into the inner sides of two groups of rubber ring pipes 72 in a one-way manner under the mutual extrusion between the corresponding packaging assemblies 73 between the two door plates and the laminating extrusion effect between the back side of the door plate and the back door frame, so that the inner parts of the rubber ring pipes 72 are blown and inflated under the extrusion effect of four frames and four azimuth shielding structures of the door plates in the closed process, and gaps between the door plates and the back door frame are filled fully by using the two rubber ring pipes 72 which are inflated simultaneously, thereby realizing the automatic sealing of the sealing assembly 7 to a container; and can be after opening the door plant, come the air that stores in the inboard rubber ring pipe 72 of bulge through solenoid valve 74, in order to close the door plant once more, can utilize the encapsulation subassembly 73 to be pressed the back again to the mode of the inboard unidirectional air ingress and egress of rubber ring pipe 72, realize the bulge to rubber ring pipe 72 once more, make seal assembly 7 can seal the packing cupboard again, like this cyclic reciprocation, can realize seal assembly 7's reuse, and the automatic encapsulation to the packing cupboard, and can utilize the elastic deformation when the rubber ring pipe 72 bulge, can laminate the shutoff to every department of seam gap, even the door frame of back door takes place slight deformation, can not influence the normal sealing function of rubber ring pipe 72 to the back door yet.
In the process of opening the door panel, after the curved cover 736 loses the extruded acting force, the curved cover 736 is pushed back by the rebound action of the pressure spring 738 to restore the curved cover 736 to the original state, namely, the telescopic rod 737 is in a fully extended state again under the rebound action of the pressure spring 738, and new air can be replenished between the long guide pipe 731 and the curved cover 736 via the air inlet valve 732 again to wait for the next unidirectional air transmission to the inner side of the rubber ring pipe 72 for use, thereby realizing the repeated linkage use of the rubber ring pipe 72 and the packaging assembly 73 on the sealing assembly 7.
Through the round through hole that the surface of long pipe 731 was offered, can be with the cavity that closes between curved surface cover 736 and the rubber folding frame 735 and the cavity of long pipe 731 be linked together, thereby realize the dilatation to long pipe 731 cavity, make the admission valve 732 can carry more air in to long pipe 731's cavity, the simultaneous blowing of multiunit encapsulation subassembly 73 to the rubber ring pipe 72 inboard, can ensure that first door plant 1 and second door plant 2 after the complete closure, rubber ring pipe 72 on first door plant 1 and the second door plant 2 wholly can both bulge, utilize the rubber ring pipe 72 of bulge, with the gap shutoff between door plant and the back door frame of packing cupboard, will make closely expand and laminating between rubber ring pipe 72 and the back door frame of packing cupboard, make the gap that is laminated between first door plant 1 and the second door plant 2 by the rubber ring pipe 72 of bulge completely fill, namely: the two groups of rubber ring pipes 72 which are swelled on the frame 7 of the sealing assembly are all-round shielded, and double sealing isolation is carried out on the space inside and outside the container through the two layers of swelled rubber ring pipes 72, so that the sealing performance and the waterproof performance of the rear door structure after the rear door of the container is closed are optimal, and the sealing functions of water resistance, moisture resistance, temperature loss resistance and cold air leakage resistance are achieved.
It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present invention without the inventive step, are intended to be within the scope of the present invention. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.
Claims (6)
1. Waterproof inner sealing formula packing cupboard back door structure, including first door plant (1), its characterized in that: a second door panel (2) is mounted on the opposite side surface of the first door panel (1) in a fitting way, and iron angle blocks (3) are welded on the far side surfaces of the first door panel (1) and the second door panel (2);
the novel door comprises a first door plate (1), and is characterized by further comprising a locking assembly (4), wherein the locking assembly (4) is arranged in the middle of the front end of the first door plate (1), the locking assembly (4) comprises a first moon plate (41) fixedly arranged in the middle of the front end of the first door plate (1), a second moon plate (42) is arranged on the opposite side surface of the first moon plate (41), and the second moon plate (42) is fixedly arranged in the middle of the front end of the second door plate (2);
the middle parts of the front ends of the first moon plate (41) and the second moon plate (42) are fixedly connected with a first thread sleeve (43), the middle part of the front end of the first moon plate (41) is fixedly connected with a second thread sleeve (46), tongue rod cavities (44) are symmetrically formed in the inner sides of the first moon plate (41) and the second moon plate (42), and rubidium magnets (45) are arranged on the opposite side surfaces of the first moon plate (41) and the second moon plate (42) in a threaded mode;
the inner side of the second thread sleeve (46) is provided with a thread pipe (47), one end of the thread pipe (47) facing the first moon plate (41) is fixedly connected with a guide head (48), one end of the guide head (48) away from the thread pipe (47) is fixedly connected with a screw rod (49), one end of the thread pipe (47) away from the guide head (48) is fixedly connected with a wheel disc (410), and the wheel disc (410) is in threaded installation with the first moon plate (41) through the cooperation of the thread pipe (47) and the second thread sleeve (46);
the guide assembly frame (5) is arranged on the outer side of the locking assembly (4) and specifically arranged in the middle of the front ends of the first door plate (1) and the second door plate (2), the guide assembly frame (5) comprises a first pipe ring (51) arranged in the middle of the right side of the front end of the first door plate (1), a second pipe ring (52) is arranged on the opposite side of the first pipe ring (51), and the second pipe ring (52) is arranged in the middle of the right side of the front end of the second door plate (2);
guide rod seats (53) are symmetrically arranged on the outer surfaces of the first pipe ring (51) and the second pipe ring (52), the first pipe ring (51) is in threaded installation with the first door plate (1) through the guide rod seats (53), the second pipe ring (52) is in threaded installation with the second door plate (2) through the guide rod seats (53), bolts (55) are arranged in the first pipe ring (51) and the second pipe ring (52), and the bolts are arranged in the first pipe ring (51) and the second pipe ring (52) in a central symmetry mode respectively;
the sealing assembly (7), the sealing assembly (7) is embedded and installed on the frame of the first door plate (1), the sealing assembly (7) comprises a rubber frame (71) embedded and installed on the frame of the first door plate (1), rubber ring pipes (72) are embedded and installed on the side of the rubber frame (71), packaging components (73) are installed on the side of each rubber ring pipe (72), and the packaging components (73) are embedded and installed on the left side and the right side of the rubber ring pipe (72) at equal intervals;
the packaging assembly (73) comprises a long guide pipe (731) which is embedded and installed on the inner side of the rubber ring pipe (72), an air inlet valve (732) is installed on the outer surface of the long guide pipe (731) in a threaded mode, one end, away from the long guide pipe (731), of the air inlet valve (732) protrudes out of the side face of the rubber frame (71), and air can be sucked into the inner side of the long guide pipe (731) through the air inlet valve (732) in the side direction of the rubber frame (71);
the outer surface of the long guide pipe (731) is symmetrically connected with a flitch (733), the long guide pipe (731) is attached to the inner wall of the rubber ring pipe (72) through the flitch (733), and the middle parts of the upper end and the lower end of the long guide pipe (731) are respectively connected with a gas guide valve (734);
the middle part of the outer surface of the long guide pipe (731) is connected with a rubber folding frame (735), the edge of the rubber folding frame (735) far away from the long guide pipe (731) is connected with a curved surface cover (736), and the curved surface cover (736) is connected with the long guide pipe (731) through the rubber folding frame (735);
the curved surface cover (736) is connected with a telescopic rod (737) towards one side of the long guide pipe (731) symmetrically, a pressure spring (738) is sleeved on the outer surface of the telescopic rod (737), one end of the pressure spring (738) is fixedly connected to the curved surface cover (736), the other end of the pressure spring is fixedly connected to the inner wall surface of the long guide pipe (731), and the curved surface cover (736) is elastically installed through cooperation of the pressure spring (738) on the telescopic rod (737) and a rubber folding frame (735) and the long guide pipe (731).
2. The watertight, internal sealed cargo tank back door structure according to claim 1, wherein: the surface fixing of bolt (55) is connected with lock handle (54), just all seted up locked groove (56) on the surface of first pipe circle (51) and second pipe circle (52), and lock handle (54) can do circumference slip in locked groove (56) inboard, simultaneously, locked groove (56) can also carry out spacing fixed to lock handle (54).
3. The watertight, internal sealed cargo tank back door structure according to claim 1, wherein: the side screw thread of rubber frame (71) is installed solenoid valve (74), just solenoid valve (74) run through rubber frame (71) and stretch into the inboard of rubber ring pipe (72), solenoid valve (74) are linked together with the inboard of rubber ring pipe (72).
4. A watertight, internal sealed cargo tank back door structure as claimed in claim 3, wherein: the novel lock is characterized in that the first pipe ring (51) and the second pipe ring (52) are sleeved with a lock rod (6) through guide rod bases (53), one end of the lock rod (6) close to the locking assembly (4) is sleeved with a small sheath (8), the middle part of the lock rod (6) is sleeved with a middle sheath (9), the small sheath (8) and the middle sheath (9) are both installed on the door plate in a threaded mode, and one end, far away from the locking assembly (4), of the lock rod (6) is sleeved with a lock sheath (10).
5. The watertight inside seal cargo tank back door structure as claimed in claim 4, wherein: one end of the lock rod (6) far away from the lock sleeve (10) is inserted into the inner side of the first moon plate (41), one end of the lock rod (6) far away from the lock sleeve (10) is connected with a telescopic lock tongue (11) in a threaded mode, and the telescopic lock tongue (11) is inserted into the inner side of the first moon plate (41).
6. The watertight inside seal cargo tank back door structure as claimed in claim 5, wherein: the locking spring (12) is arranged in a tongue rod cavity (44) formed in the inner sides of the first moon plate (41) and the second moon plate (42), one end, far away from the locking rod (6), of the locking spring (12) is fixedly connected to the telescopic locking tongue (11), the other end of the locking spring is connected to the inner wall surface of the tongue rod cavity (44), and the telescopic locking tongue (11) is arranged in a springing mode with the first moon plate (41) through matching of the locking spring (12) and the tongue rod cavity (44).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311264779.3A CN116986161B (en) | 2023-09-28 | 2023-09-28 | Waterproof inner sealing type counter rear door structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311264779.3A CN116986161B (en) | 2023-09-28 | 2023-09-28 | Waterproof inner sealing type counter rear door structure |
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| CN116986161A CN116986161A (en) | 2023-11-03 |
| CN116986161B true CN116986161B (en) | 2023-12-19 |
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| CN202311264779.3A Active CN116986161B (en) | 2023-09-28 | 2023-09-28 | Waterproof inner sealing type counter rear door structure |
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| CN115743967A (en) * | 2022-11-20 | 2023-03-07 | 南京和本机电设备科技有限公司 | Explosion venting system for energy storage container |
| CN218623951U (en) * | 2022-11-11 | 2023-03-14 | 安徽华诚人防设备有限公司 | High-strength moisture-proof reinforced concrete protective airtight door |
| CN116084811A (en) * | 2022-09-07 | 2023-05-09 | 陈玉香 | Adjustable fireproof door |
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| JP2002012294A (en) * | 2000-06-29 | 2002-01-15 | Matsuda Gijutsu Kenkyusho:Kk | Cargo container |
| CN201228502Y (en) * | 2008-06-11 | 2009-04-29 | 北京天明兴业科技发展有限公司 | Door for container |
| CN101633432A (en) * | 2008-07-25 | 2010-01-27 | 上海富日商务咨询有限公司 | Foldable cabinet doorframe component and seal |
| CN109653647A (en) * | 2019-03-06 | 2019-04-19 | 王本勋 | A kind of armored concrete protection safety sealed door |
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| CN116084811A (en) * | 2022-09-07 | 2023-05-09 | 陈玉香 | Adjustable fireproof door |
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| CN116986161A (en) | 2023-11-03 |
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