CN102261206B - Door hinge device and foldable container cabinet having the same - Google Patents
Door hinge device and foldable container cabinet having the same Download PDFInfo
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- CN102261206B CN102261206B CN201010193186.9A CN201010193186A CN102261206B CN 102261206 B CN102261206 B CN 102261206B CN 201010193186 A CN201010193186 A CN 201010193186A CN 102261206 B CN102261206 B CN 102261206B
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- 229920003266 Leaf® Polymers 0.000 claims description 21
- 239000003351 stiffener Substances 0.000 claims description 12
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 abstract 3
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
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- 239000007787 solid Substances 0.000 description 1
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Abstract
The invention discloses a door hinge device, which is used for arranged on a foldable container cabinet having an underframe, a top plate, side plates, a door end and a front end, wherein two side of each side plate is provided with a corner post; the door end comprises two door leaves respectively having a vertical beam, a second through hole, a locking bolt and a locking nut; each door leaf is rotatably connected to the corner column by at least one door hinge device, each door hinge device comprises a connecting plate having a first and a second parts, the second part is provided with a fourth through hole and a counter hole; the second through hole is arranged on the vertical beam of the door leaf; the locking bolt is provided with a rod part capable of penetrating through the fourth through hole and the second through hole and a head part capable of penetrating through the fourth through hole but not capable of penetrating through the second through hole; the locking nut has an outer radius greater than the inner radius of the second through hole. The invention also discloses a foldable container cabinet having the door hinge device. According to the invention, not only the rapid assembling and disassembling of the door end can be achieved, but also the connection between the parts and the cabinet body can be guaranteed, thus the structural integrity is achieved.
Description
Technical field
The present invention relates to a kind of door hinge device, particularly relate to a kind of Foldable container with this door hinge device.
Background technology
In daily freight transportation, often can use container, general traditional container all adopts stationary structure, and has sizable normalization space, to load huge car loading.When the goods of internal container is drawn off, when container is not used, often leave container fortune field or General Spatial in, the huge volume of container causes the significant wastage on memory space on the one hand, on the other hand, when depositing container, need to utilize suspender that container is stacked, to reach the peak use rate on space, but because each independent container has had certain height, therefore the height after multiple containers being stacked is appreciable, so just make multiple containers bother very much when stacking, and there is potential danger.Meanwhile, empty container, when transporting, moving, is subject to the restriction of container solid volume, it is with specific method of shipment, the efficiency of transporting as modes such as container connection cars is lower, can only in certain limit, transport the empty container of some, thereby cause cost of transportation higher.
In order to save space and the cost of empty van transportation and storage, prior art provides a kind of improved container, as Chinese patent 200420084231.7 discloses a kind of Foldable cabinet structure, wherein mainly include one and there is a bottom framework, one top frame, the counter rack of a plurality of support posts and be arranged at the top board on counter support body, one base plate, two side plates, one front end-plate, one end plate, wherein front end, end plate is for toppling over to counter inside, side plate by an epipleural and lower side panel form, one upper end of epipleural is pivotally connected to a side of this top board, be connected to a side of this base plate the end pivoting once of this lower side panel, be connected to a upper end of this lower side panel the end pivoting once of this epipleural, such structure can bend inwards counter its side plate in folding, thereby reach folding object.
But, because the front end of container counter and the door-plate of rear end are installed on doorframe both sides through door hinge respectively, door hinge is comprised of flap, a pair of door hinge ear and joint pin conventionally, flap is welded on door-plate, a pair of door hinge ear is welded on doorframe, and during assembling, a pair of door hinge ear is positioned at the above and below of flap, on flap and door hinge ear, correspondence is provided with pin-and-hole, and joint pin interts in pin-and-hole.Although above-mentioned traditional door hinge has hinge function, in use very inconvenient, especially when container is when carrying out folding operation, it is comparatively complicated that the dismounting of door-plate seems.
In order to solve the disassembling section of folding carton door hinge, prior art provides a kind of improved door hinge device to include: the first connecting portion, and one end thereof and described corner post are rotatably connected, and have the first through hole on the other end of described the first connecting portion; The second connecting portion, it includes a chute, is connected to the inner side of described vertical beam, and a sliding block, is arranged on the inside of described chute, also has the second through hole on wherein said chute, and described sliding block is provided with U-shaped draw-in groove; And securing member, respectively through described the first through hole, the first hole and the second through hole.According to the present invention, can realize Foldable container in folding and assembling process, the quickly dismantled of door end.
But, because this door hinge device is in dismounting, lock bolt must with from door vertical beam, extract, depart from casing, cause lock bolt easily to be lost, thereby can have influence on the realization of the whole design function of casing.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of door hinge device, not only can realize the quickly dismantled of Foldable container door end in folding and assembling process, also can make part in disassembly process not depart from casing, thereby guarantee the integrality of its structure simultaneously.
To achieve these goals, the invention provides a kind of door hinge device, be used for being arranged on Foldable container, described Foldable container includes underframe, be positioned at the top board of underframe top, lay respectively at two side plates of underframe both sides, and the door that lays respectively at described underframe two ends is held and front end, the both sides of wherein said side plate are provided with corner post, described door end comprises respectively two door leafs that can relatively open with front end, each door leaf has respectively a vertical beam adjacent with corresponding side plate, each door leaf is pivotally connected on a corresponding corner post by least one dismountable door hinge device, each door hinge device comprises: junction plate, there is the Part I being connected rotationally with described corner post and the Part II being removably connected with described door leaf, on described Part II, be provided with fourth hole and a counterbore that a longitudinal axis is greater than transverse axis, this counterbore is positioned at the outside of this junction plate, and coaxial with the center of this fourth hole, the second through hole, is arranged on corresponding to the axle center of described fourth hole and described counterbore on the vertical beam of described door leaf, lock bolt, having can be through the bar portion of this fourth hole and this second through hole and can be through this fourth hole but can not be through the head of this second through hole, and this head is positioned at one end of this bar portion, and the other end of this bar portion is provided with external screw thread, and locking nut, there is the internal thread matching with the external screw thread of this lock bolt, and there is the external diameter that is greater than this first through hole internal diameter.
Further, the outline of described counterbore is that transverse axis is greater than the microscler of the longitudinal axis, and the longitudinal axis of this counterbore transverse axis and this fourth hole intersects predetermined angular.
Further, between described counterbore and described fourth hole, being 90 degree arranges.
Further, the outline of the head of described lock bolt and the shape of described counterbore are suitable.
Further, described door hinge device also includes: an interior stiffener, is arranged on the inner side of described vertical beam; With an external reinforcing plate for car, be arranged on the outside of described vertical beam.
Further, on described inside and outside stiffener, also have first and third through hole; Described first and third through hole is coaxial with described fourth hole.
Further, the internal diameter of described first and third through hole is greater than and/or equals the external diameter of the bar portion of described lock bolt, the internal diameter of wherein said third through-hole is less than the external diameter of the head of described lock bolt, and the internal diameter of described the first through hole is less than the external diameter of described locking nut.
Further, when described door hinge device is during in locking state, the end rotation of described lock bolt is put described counterbore place, the bar portion of described lock bolt is respectively through described fourth hole, third through-hole, the second through hole, the first through hole, and described locking nut and described interior stiffener are abutted together simultaneously.
Further, the Part I of described junction plate can be rotatably connected by a bearing pin and described corner post.
Further, also include a hinged flap being arranged on described vertical beam.
Another technical problem that the present invention solves is to provide a kind of Foldable container with door hinge device, when this Foldable container is realized the quickly dismantled of door end, also can guarantee that in disassembly process, part does not depart from casing, thereby guarantee the integrality of its structure.
For achieving the above object, the invention provides a kind of Foldable container, include underframe, be positioned at underframe top top board, lay respectively at two side plates of underframe both sides, and the door that lays respectively at described underframe two ends is held and front end, the both sides of wherein said side plate are provided with corner post, described Men Duan comprises two door leafs that can relatively open, each door leaf has respectively a vertical beam adjacent with corresponding side plate, and dismountable door hinge device that each door leaf has said structure and feature or its combination by least one is pivotally connected on a corresponding corner post.
According to the Foldable container with door hinge device of the present invention, owing to being provided with fourth hole and counterbore on junction plate, by the variation of the position matching between head and fourth hole and the counterbore of bolt, further make can change places and realize its combination with separation between junction plate and vertical beam, by locking and the dismounting of door hinge device, thereby make the end can quickly dismantled, due to the internal diameter of third through-hole, be less than the external diameter of the head of lock bolt simultaneously, the internal diameter of the first through hole is less than the external diameter of locking nut, guaranteed after junction plate is separation with vertical beam, lock bolt and locking nut do not depart from casing, effectively avoided the loss of lock bolt and locking nut, thereby realized structural integrality.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is described in detail with detailed embodiment, wherein:
Fig. 1 is the Foldable container according to an embodiment of the present invention stereogram when organizing vertical state;
Fig. 2 is the position view of the door hinge device of the Foldable container of an embodiment of the present invention;
Fig. 3 is the structural representation of the door hinge device of an embodiment of the present invention;
Fig. 4 is the A-A sectional view of door hinge device in Fig. 3;
Fig. 5 to Fig. 7 be an embodiment of the present invention the use procedure schematic diagram of door hinge device.
The specific embodiment
Below, by exemplary embodiment, the present invention is specifically described.But should be appreciated that element, structure and the feature described in one embodiment also can be attached in other embodiment valuably in the situation that further not narrating.
Fig. 1 shows Foldable container 10 according to an embodiment of the present invention, include underframe 16, be positioned at underframe 16 tops top board 15, be positioned at two side plates of underframe 16 both sides, i.e. the first side plate 12 and the second side plate (not shown) and lay respectively at door end 11 and the front end (not shown) at the two ends of underframe.Wherein, door end 11 includes respectively two door leaf 11a that can relatively open with front end, and each door leaf 11a has respectively the vertical beam adjacent with side plate 13, is also provided with corner post 14 on the both sides of side plate.
When Foldable container 10 is during in Light Condition, container folds need to be placed and be saved parking space with this, so just door need to be held 11 to be arranged to and the dismountable structure of side plate.Further, in order to realize Foldable container 10 at the quickly dismantled of organizing door-plate 11 in vertical and folding process, each door leaf is pivotally connected on a corresponding corner post by least one dismountable door hinge device 20.
Further, referring to Fig. 2 and Fig. 3, for the schematic diagram of door hinge device 20 according to an embodiment of the present invention, wherein door hinge device 20 also includes a plate 21, it is worthy of note, this junction plate 21 has Part I 21a and Part II 21b, and together with wherein Part I 21a is rotatably connected to corner post 14, Part II 21b and door leaf 11a removably link together.Especially, on Part II 21b, be provided with a fourth hole 211, the longitudinal axis of this fourth hole 211 is greater than transverse axis, especially, in order to play spacing fixing effect, on Part II 21b, be also provided with a counterbore 212, this counterbore 212 is positioned at the outside of junction plate 21, and coaxial with fourth hole 211 centers.Especially, referring to Fig. 4, this door hinge device is also provided with the second through hole 131, and its axle center corresponding to fourth hole 211 and counterbore 212 is arranged on the vertical beam 13 of door leaf.
Meanwhile, in order to connect vertical beam 13 and junction plate 21, this door hinge device is also provided with a lock bolt 23 and a locking nut 24.This lock bolt 23 has bar portion 232 and is positioned at the head 231 of bar portion 232 one end, and wherein this fourth hole 211 and the second through hole 131 can pass in this bar portion 232, and head 231 can pass fourth hole 211, but can not pass the second through hole 131.The other end of locking screw tightening latch portion 232 is provided with external screw thread.Locking nut 24 has the internal thread matching with the external screw thread of this lock bolt 23, and has the external diameter that is greater than the second through hole 131 internal diameters.
In particular, according to a specific embodiment of the present invention, in order to play the effect being locked preferably, the outline of counterbore 212 is set to transverse axis and is greater than the microscler of the longitudinal axis, the longitudinal axis of the transverse axis of this counterbore 212 and fourth hole 211 intersects predetermined angular, be preferably, according to one embodiment of the invention, between counterbore 212 and fourth hole 211, be 90 degree and arrange.But, it should be pointed out that fourth hole 211 herein and shape and the position of counterbore 212 are not unique, in order to reach the identical effect being locked, can be also other suitable shapes and position form.
Referring to Fig. 4, be preferably, the stability when guaranteeing the locking of lock bolt head 231, the outline of the head 231 of this lock bolt 23 and the shape of counterbore 212 are suitable.
The thickness of considering vertical beam 13 is limited, the less stable of lock bolt 23 when passing vertical beam 13, being connected with junction plate 21 simultaneously.Be preferably, in order to play the effect of reinforcing vertical beam 13, further, door hinge device 20 of the present invention also includes an interior stiffener 25 and an external reinforcing plate for car 26, wherein this interior stiffener 25 is arranged on the inner side of vertical beam 13, and this external reinforcing plate for car 26 is arranged on the outside of vertical beam 13.For the bar portion 232 that locks bolt 23 can be simultaneously through the second through hole 131 and inside and outside stiffener 25,26 on vertical beam 13, on this interior stiffener 25 and external reinforcing plate for car 26, being also provided with the first through hole 251 and third through-hole 261, the first through holes 251 and third through-hole 261 is coaxial with the second through hole 131.The internal diameter of this first through hole 251 and third through-hole 261 is greater than and/or equals the external diameter of the bar portion 232 of lock bolt 23, meanwhile, in order to guarantee that lock bolt 23 and locking nut 24 do not depart from casing, especially, the internal diameter of third through-hole 261 is less than the external diameter of the head 231 of described lock bolt 23, and the internal diameter of the first through hole 151 is less than the external diameter of locking nut 24.
According to still another embodiment of the invention, on the Part I 21a of junction plate 21, also have the first pin shaft hole 213, on corner post 14, have the second pin shaft hole (not shown), together with the first pin shaft hole 213 is rotatably connected to by a bearing pin 27 with the second pin shaft hole.
Get back to Fig. 3, be preferably, door hinge device of the present invention is also provided with a hinged flap 28, is arranged on vertical beam 13, hinged flap 28 surfaces are provided with the groove of the Part II 21b for placing junction plate 21, for junction plate 21 and vertical beam 13 are docking together comparatively steadily.
Below in conjunction with Fig. 5, Fig. 6 and Fig. 7, specifically describe the use procedure of the door hinge device 20 on Foldable container 10 of the present invention.
When the door-plate 11 of Foldable container 10 needs group immediately, door hinge device 20 is in locking state.By being docking together of junction plate 21 and hinged flap 28, at this moment make the bar portion 232 of lock bolt 23 respectively through the fourth hole 211 on junction plate 21, third through-hole 261 on external reinforcing plate for car 26, the second through hole 131 on vertical beam 13, the first through hole 251 on interior stiffener 25, head 231 and the counterbore 212 of lock bolt 23 lock, finally locking nut 24 is screwed, thereby locking nut 24 and interior stiffener 25 are abutted together, under the mating reaction of the pretightning force applying at locking nut 24, lock bolt 23 can be locked and fixing vertical beam 13 and junction plate 21, further guarantee the fastness of annexation between vertical beam 13 and corner post 14.
When the door-plate 11 of Foldable container 10 need to fold, door hinge device 20 is in disassembly status.First, unclamp a little locking nut 24, therefore lock bolt 23 is losing after the pretightning force that locking nut 24 applies, make the bar portion 232 of lock bolt 23 can rotate freely certain angle, at this moment the bar portion 232 of lock bolt 23 can drive head 231 90-degree rotations of lock bolt 23, make the head 231 of lock bolt 23 from counterbore 212 positions, rotate to the position of fourth hole 211, at this moment due to the head 231 of lock bolt 23, lose the position-limiting action of counterbore 212, make the head 231 of lock bolt 23 can be disconnected from each other with junction plate 21, at this moment due to the internal diameter of third through-hole 261, be less than the external diameter of lock bolt head 231, the internal diameter of the first through hole 251 is less than the external diameter of locking nut 24, so lock bolt 23 and locking nut 24 can not depart from vertical beam 13, at this moment relative junction plate 21 corner post 14 outwards can be turned an angle, last door-plate 11 is disconnected from each other with side plate 12, thereby realized the quick-detachment of door-plate 11.
It is worthy of note, the number that is arranged on the door hinge device 20 on Foldable container 10 is not unique, in order to meet the needs of actual dismounting, alternatively, get back to Fig. 2, in each vertical beam 13 and the junction of corner post 14, with certain predetermined space, be provided with four door hinge devices 20, to reach good dismounting effect.
According to Foldable container of the present invention, not only can realize the quickly dismantled of Foldable container door-plate in folding or assembling process, after dismounting completes, because lock bolt and locking nut do not depart from casing, thereby effectively avoided its loss, further guarantee the integrality of structure, and then improved the practicality of product.Meanwhile, door hinge device of the present invention is easy to operate, time saving and energy saving, and dismounting efficiency is higher, has effectively improved economic benefit.In addition, door hinge device of the present invention is simple in structure, is easy to realize, and has suitability widely.
Although it should be pointed out that invention has been described by above-mentioned embodiment, but the present invention also can have other numerous embodiments.Without departing from the spirit and scope of the present invention; those of ordinary skill in the art obviously can make various corresponding changes and distortion to the present invention, but these changes and distortion all should belong in the scope that claims of the present invention and equivalent thereof protect.
Claims (11)
1. a door hinge device, be used for being arranged on Foldable container, described Foldable container includes underframe, be positioned at the top board of underframe top, lay respectively at two side plates of underframe both sides, and the door that lays respectively at described underframe two ends is held and front end, the both sides of wherein said side plate are provided with corner post, described door end comprises respectively two door leafs that can relatively open with front end, each door leaf has respectively a vertical beam adjacent with corresponding side plate, it is characterized in that, each door leaf is pivotally connected on a corresponding corner post by least one dismountable door hinge device, each door hinge device comprises:
Junction plate, there is the Part I being connected rotationally with described corner post and the Part II being removably connected with described door leaf, on described Part II, be provided with fourth hole and a counterbore that a longitudinal axis is greater than transverse axis, this counterbore is positioned at the outside of this junction plate, and coaxial with the center of this fourth hole;
The second through hole, is arranged on corresponding to the axle center of described fourth hole and described counterbore on the vertical beam of described door leaf;
Lock bolt, having can be through the bar portion of this fourth hole and this second through hole and can be through this fourth hole but can not be through the head of this second through hole, and this head is positioned at one end of this bar portion, and the other end of this bar portion is provided with external screw thread; And
Locking nut, has the internal thread matching with the external screw thread of this lock bolt, and has the external diameter that is greater than this second through hole internal diameter.
2. door hinge device according to claim 1, is characterized in that, the outline of described counterbore is that transverse axis is greater than the microscler of the longitudinal axis, and the transverse axis of this counterbore and the longitudinal axis of this fourth hole intersect predetermined angular.
3. door hinge device according to claim 2, is characterized in that, is 90 degree and arranges between described counterbore and described fourth hole.
4. door hinge device according to claim 1, is characterized in that, the outline of the head of described lock bolt and the shape of described counterbore are suitable.
5. door hinge device according to claim 1, is characterized in that, described door hinge device also includes:
One interior stiffener, is arranged on the inner side of described vertical beam; With
One external reinforcing plate for car, is arranged on the outside of described vertical beam.
6. door hinge device according to claim 5, is characterized in that, on described inside and outside stiffener, also has first and third through hole; Described first and third through hole is coaxial with described fourth hole.
7. door hinge device according to claim 6, it is characterized in that, the internal diameter of described first and third through hole is greater than and/or equals the external diameter of the bar portion of described lock bolt, the internal diameter of wherein said third through-hole is less than the external diameter of the head of described lock bolt, and the internal diameter of described the first through hole is less than the external diameter of described locking nut.
8. door hinge device according to claim 7, it is characterized in that, when described door hinge device is during in locking state, the end rotation of described lock bolt is put described counterbore place, the bar portion of described lock bolt is respectively through described fourth hole, third through-hole, the second through hole, the first through hole, and described locking nut and described interior stiffener are abutted together simultaneously.
9. door hinge device according to claim 1, is characterized in that, the Part I of described junction plate can be rotatably connected by a bearing pin and described corner post.
10. door hinge device according to claim 1, is characterized in that, also includes a hinged flap being arranged on described vertical beam.
11. 1 kinds of Foldable containers, include underframe, be positioned at underframe top top board, lay respectively at two side plates of underframe both sides, and the door that lays respectively at described underframe two ends is held and front end, the both sides of wherein said side plate are provided with corner post, described Men Duan comprises two door leafs that can relatively open, each door leaf has respectively a vertical beam adjacent with corresponding side plate, it is characterized in that, by least one, the dismountable door hinge device as described in any one claim in claim 1～10 is pivotally connected on a corresponding corner post each door leaf.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010193186.9A CN102261206B (en) | 2010-05-31 | 2010-05-31 | Door hinge device and foldable container cabinet having the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010193186.9A CN102261206B (en) | 2010-05-31 | 2010-05-31 | Door hinge device and foldable container cabinet having the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102261206A CN102261206A (en) | 2011-11-30 |
| CN102261206B true CN102261206B (en) | 2014-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010193186.9A Expired - Fee Related CN102261206B (en) | 2010-05-31 | 2010-05-31 | Door hinge device and foldable container cabinet having the same |
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| Country | Link |
|---|---|
| CN (1) | CN102261206B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110406820A (en) * | 2019-07-30 | 2019-11-05 | 广东新会中集特种运输设备有限公司 | Hinge means and folding container with it |
| CN115384965B (en) * | 2022-09-14 | 2023-08-22 | 厦门海辰储能科技股份有限公司 | container |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7010831B1 (en) * | 1999-07-09 | 2006-03-14 | OBE OHNMACHT & BAUMGäRTNER GMBH & CO. KG | Screw connection for hinge parts |
| CN101210469A (en) * | 2007-12-25 | 2008-07-02 | 重庆长安汽车股份有限公司 | Detachable general assembly type automobile door hinge |
| CN201099501Y (en) * | 2007-11-14 | 2008-08-13 | 上海富日商务咨询有限公司 | Folding cabinet door hinge structure |
| FR2949805A1 (en) * | 2009-09-10 | 2011-03-11 | Peugeot Citroen Automobiles Sa | Hinge indexing device for mounting door on body shell of motor vehicle, has flange secured to threaded rod of bolt and adapted to match with positioning hole formed in hinge, where diameter of flange is greater than diameter of opening |
| CN201771315U (en) * | 2010-05-31 | 2011-03-23 | 新柜实业股份有限公司 | Door hinge device and foldable container with same |
-
2010
- 2010-05-31 CN CN201010193186.9A patent/CN102261206B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7010831B1 (en) * | 1999-07-09 | 2006-03-14 | OBE OHNMACHT & BAUMGäRTNER GMBH & CO. KG | Screw connection for hinge parts |
| CN201099501Y (en) * | 2007-11-14 | 2008-08-13 | 上海富日商务咨询有限公司 | Folding cabinet door hinge structure |
| CN101210469A (en) * | 2007-12-25 | 2008-07-02 | 重庆长安汽车股份有限公司 | Detachable general assembly type automobile door hinge |
| FR2949805A1 (en) * | 2009-09-10 | 2011-03-11 | Peugeot Citroen Automobiles Sa | Hinge indexing device for mounting door on body shell of motor vehicle, has flange secured to threaded rod of bolt and adapted to match with positioning hole formed in hinge, where diameter of flange is greater than diameter of opening |
| CN201771315U (en) * | 2010-05-31 | 2011-03-23 | 新柜实业股份有限公司 | Door hinge device and foldable container with same |
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| CN102261206A (en) | 2011-11-30 |
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Granted publication date: 20140416 Termination date: 20210531 |