CN215552781U - Detachable door pivot hinge - Google Patents
Detachable door pivot hinge Download PDFInfo
- Publication number
- CN215552781U CN215552781U CN202122208454.6U CN202122208454U CN215552781U CN 215552781 U CN215552781 U CN 215552781U CN 202122208454 U CN202122208454 U CN 202122208454U CN 215552781 U CN215552781 U CN 215552781U
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- rotating shaft
- carriage
- door
- hinge
- compartment door
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Abstract
The utility model provides a detachable door rotating shaft hinge which comprises a carriage chassis, a front carriage plate arranged at the front end of the carriage chassis, and carriage doors arranged at the rear end and two sides of the carriage chassis; wherein, a plurality of upright posts are arranged at the two sides and the rear end of the carriage underframe, and the carriage door is arranged between the adjacent upright posts; the lower end of the compartment door is hinged with the carriage underframe through a hinge, and a rotating shaft hinge assembly is arranged between the upper end of the compartment door and the upright post; the pivot hinge subassembly connects railway carriage or compartment door and stand. The rotating shaft hinge assembly is simple in structure, convenient and fast to use and convenient for opening or closing the compartment door and the semi-trailer compartment; the detachable rotating shaft hinge assembly prevents the compartment door from being blocked with the compartment door and the stand column in the deformation process, so that the rotating shaft hinge is convenient to replace.
Description
Technical Field
The utility model relates to the field of connecting mechanisms, in particular to a detachable door rotating shaft hinge.
Background
The existing side-turning semi-trailer carriage is fixedly connected with a carriage door and a carriage upright post through a rotating shaft hinge. The existing rotating shaft hinge mainly adopts shaft sleeves and rotating shaft bolts welded on a compartment door and a stand column to be fixedly connected. The rotating shaft bolt can not be conveniently and rapidly removed and replaced, and the following problems can be caused: 1. when goods are loaded and unloaded, the compartment door is easy to deform, crack and the like under the action of external force (such as pressure, collision and the like of a forklift) so that the compartment door cannot normally turn over; 2. In the heavy-load transportation process, under the action of goods, a carriage door is easy to expand, so that a rotating shaft of the carriage door is deformed and broken, and the carriage door cannot be normally turned and closed; 3. the hinge of the rotating shaft of the side compartment door has high use frequency, and once the hinge is deformed, the compartment door cannot be opened; once the door is broken, the rotating sleeve needs to be cut off to replace the rotating shaft bolt, and the compartment door cannot be locked in the period; 4. in the production and manufacturing process, as the rotating shaft bolt and the rotating sleeve on the hinge of the rotating shaft of the compartment door are welded on the compartment door in advance, steel sand enters between the rotating shaft bolt and the rotating sleeve when sanding and spraying are carried out, and the rotating shaft bolt cannot normally rotate due to the existence of the steel sand in the gap between the rotating shaft bolt and the rotating sleeve when assembling, thus bringing unnecessary troubles to production and assembly; 5. during the in-service use, in case the door can not open and shut freely, the jamming appears, can cause the side turn on when the semitrailer of overturning unloads, and the goods in the railway carriage or compartment can't normally dump, has the upset risk.
Disclosure of Invention
In view of the above, the utility model provides a hinge for a detachable door pivot, which has a simple structure, is convenient to use, and facilitates the opening or closing of a compartment door and a semi-trailer compartment; the installation can be changed to pivot bolt convenient to the maintenance of later stage of being convenient for is changed.
In order to solve the technical problem, the utility model provides a detachable door rotating shaft hinge which comprises a carriage chassis, a front carriage plate arranged at the front end of the carriage chassis, and carriage doors arranged at the rear end and two sides of the carriage chassis;
wherein, a plurality of upright posts are arranged at the two sides and the rear end of the carriage underframe, and the carriage door is arranged between the adjacent upright posts;
the lower end of the compartment door is hinged with the carriage underframe through a hinge, and a rotating shaft hinge assembly is arranged between the upper end of the compartment door and the upright post; the pivot hinge subassembly connects railway carriage or compartment door and stand.
Furthermore, the rotating shaft hinge assembly comprises a first rotating sleeve and a second rotating sleeve which are correspondingly arranged on the compartment door and the upright post;
the handle assembly comprises a rotating shaft bolt and a rotating shaft handle arranged at one end of the rotating shaft bolt;
one end of the rotating shaft bolt penetrates through the first rotating sleeve and the second rotating sleeve respectively to be connected with or disconnected from the compartment door and the upright post.
Furthermore, a limit block positioned at the tail end of the rotating shaft bolt is arranged on the compartment door, and a shaft hole for the rotating shaft bolt to pass through is axially arranged on the limit block; the periphery of the limiting block is provided with an open slot communicated with the shaft hole, and the open slot is arranged at the joint of the open slot and the compartment door.
Furthermore, a positioning lug block is arranged at the front end of the rotating shaft handle; the compartment door is provided with a lock nose; the positioning lug block is inserted into the second rotary sleeve at the front end of the rotary shaft bolt and buckled in the lock nose.
Furthermore, two sides of the carriage underframe are provided with underframe boundary beams, and the underframe boundary beams are provided with a plurality of side vertical upright posts at equal intervals; and the compartment door is arranged on two adjacent upright posts.
Furthermore, a plurality of anti-collision rubber blocks are arranged on the outer side of the side beam of the underframe along the length direction of the car body.
The technical scheme of the utility model at least comprises the following technical effects:
1. the rotating shaft hinge assembly is simple in structure, convenient and fast to use and convenient for opening or closing the compartment door and the semi-trailer compartment;
2. the rotating shaft bolt can conveniently realize the insertion of the first rotating sleeve and the second rotating sleeve, can relatively separate from the first rotating sleeve and the second rotating sleeve, and is fixedly connected with the lock nose through the positioning lug arranged on the rotating shaft handle, so that the relative fixation of the rotating shaft bolt with the position of a compartment door and the position of an upright post is realized;
3. the limiting block is arranged at the tail end of the rotating shaft bolt, an open slot communicated with the shaft hole is formed in the periphery of the limiting block, and the open slot is formed in the position where the open slot is connected with the compartment door; only when the rotating shaft handle is rotated upwards to the terminal point and corresponds to the open slot, the rotating shaft handle can be withdrawn along the open slot, so that the handle assembly is separated from the first rotating sleeve and the second rotating sleeve, the rotating shaft bolt can be conveniently replaced, the rotating shaft bolt can be replaced without cutting off the rotating sleeve, the replacing difficulty of the rotating shaft bolt is reduced, and the situation that the compartment door and the compartment are clamped due to the deformation of the rotating shaft bolt can be prevented;
4. in the production process of the rotating shaft hinge assembly, the rotating shaft bolt does not need to be welded with the carriage door or the upright post in advance together with the rotating sleeve, and the rotating shaft bolt or the rotating sleeve is subjected to sanding treatment, so that the rotating shaft bolt or the rotating shaft sleeve can be subjected to sand blasting treatment independently, and the normal work of the rotating shaft hinge assembly is not influenced;
5. the compartment doors arranged on the two sides of the semi-trailer compartment can be provided with a plurality of doors, so that the requirements of compartments with different loading capacities can be met; when the railway carriage or compartment door was opened by the closure state, the railway carriage or compartment door is rotatory down, and the anticollision is glued the piece and can be formed and effectively support the railway carriage or compartment door outside, prevents that railway carriage or compartment door and carriage chassis collision from resulting in the deformation of railway carriage or compartment door to make pivot hinge subassembly dead with the card of railway carriage or compartment door, stand.
Drawings
FIG. 1 is a front view of a semi-trailer wagon according to an embodiment of the present invention;
FIG. 2 is a schematic view of a locking structure of a hinge assembly of a rotating shaft between a side compartment door and a side upright of a semitrailer compartment according to an embodiment of the utility model;
FIG. 3 is an enlarged schematic view of the semitrailer car A of FIG. 2;
FIG. 4 is a side view of a side door and hinge assembly in an attached position in accordance with an embodiment of the present invention;
FIG. 5 is a schematic structural view of an opened state of a hinge assembly of a rotating shaft between a side compartment door and a side upright of a semitrailer compartment according to an embodiment of the utility model;
FIG. 6 is an enlarged schematic view of the semitrailer car B of FIG. 5;
FIG. 7 is a schematic structural view of a handle assembly between a side door and a side pillar in a disengaged state according to an embodiment of the present invention;
FIG. 8 is a schematic diagram of a limiting block structure in an embodiment of the present invention;
FIG. 9 is a schematic structural view of a side door in a downward-tilted state according to an embodiment of the present invention;
fig. 10 is an enlarged schematic view of the structure at C in fig. 9.
In the figure:
100. a semi-trailer carriage; 1. a carriage underframe; 2. a rack; 3. a front compartment panel; 4. a compartment door; 5. a hinge is hinged; 6. a column; 7. a spindle hinge assembly; 701. a handle assembly; 7011. a spindle handle; 7012. a rotating shaft bolt; 702. a limiting block; 7021. an open slot; 7022. a shaft hole; 703. a first rotating sleeve; 704. a second rotating sleeve; 705. locking the nose; 706. positioning the ear block; 8. an underframe edge beam; 9. anti-collision rubber blocks.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 10 of the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the utility model, are within the scope of the utility model.
As shown in fig. 1-10: a detachable door rotating shaft hinge is characterized in that a semi-trailer carriage 100 comprises a carriage chassis 1, a front carriage plate 3 arranged at the front end of the carriage chassis, and carriage doors 4 arranged at the rear end and two sides of the carriage chassis; wherein, a plurality of upright posts 6 are arranged at the two sides and the rear end of the carriage underframe, and the carriage door 4 is arranged between the adjacent upright posts 6; the lower end of the compartment door 4 is hinged with the compartment underframe 1 through a hinged hinge 5, and a rotating shaft hinge assembly 7 is arranged between the upper end of the compartment door 4 and the upright post 6; the rotating shaft hinge assembly 7 is connected with the compartment door 4 and the upright post 6.
Particularly, the rotating shaft hinge assembly is simple in structure, convenient to use and convenient to open or close the compartment door and the semi-trailer compartment.
In an embodiment of the present invention, referring to fig. 2 to 6, the hinge assembly 7 includes a first rotating sleeve 703 and a second rotating sleeve 704 respectively disposed on the car door 4 and the pillar 6; the handle assembly 701 comprises a rotating shaft bolt 7012 and a rotating shaft handle 7011 arranged at one end of the rotating shaft bolt; one end of the rotating shaft bolt 7012 penetrates through the first rotating sleeve 703 and the second rotating sleeve 704 to connect or disconnect the compartment door 4 and the upright post 6 respectively; the front end of the rotating shaft handle 7011 is provided with a positioning lug 706; the compartment door 4 is provided with a lock nose 705; the positioning lug 706 is inserted into the second rotating sleeve 704 at the front end of the rotating shaft plug 7012 and is buckled in the lock nose 705. In the embodiment, the rotating shaft bolt can conveniently realize the insertion of the first rotating sleeve and the second rotating sleeve, can relatively separate from the first rotating sleeve and the second rotating sleeve, and is fixedly connected with the lock nose through the positioning lug arranged on the rotating shaft handle, so that the rotating shaft bolt is relatively fixed with the position of the carriage door and the position of the upright post; the rotating shaft bolt can be conveniently replaced without cutting off the rotating sleeve, so that the replacement difficulty is reduced, and the situation that the carriage door and the carriage are clamped due to deformation of the rotating shaft bolt can be prevented; in addition, pivot hinge subassembly is in process of production, and the pivot bolt need not to weld with the commentaries on classics cover in advance with railway carriage or compartment door or stand, is beating sand and is handling, satisfies pivot bolt or axle sleeve and sand blasting respectively alone, does not influence pivot hinge subassembly and normally works.
In another embodiment of the present invention, referring to fig. 2 to 10, the hinge assembly 7 includes a first rotating sleeve 703 and a second rotating sleeve 704 respectively disposed on the car door 4 and the pillar 6; the handle assembly 701 comprises a rotating shaft bolt 7012 and a rotating shaft handle 7011 arranged at one end of the rotating shaft bolt; one end of the rotating shaft bolt 7012 penetrates through the first rotating sleeve 703 and the second rotating sleeve 704 to connect or disconnect the compartment door 4 and the upright post 6 respectively; the compartment door 4 is provided with a limit block 702 positioned at the tail end of the rotating shaft bolt, and the limit block 702 is axially provided with a shaft hole 7022 for the rotating shaft bolt to pass through; as shown in fig. 6B, the limiting block can limit the forward or backward travel of the rotating shaft plug pin to prevent the rotating shaft plug pin from being separated from the first rotating sleeve; as shown in fig. 8, an open slot 7021 communicated with the shaft hole is formed in the periphery of the limit block 702, and the open slot 7021 is formed at a connection position with the car door; only when the pivot handle upwards rotates to the terminal point and when corresponding with the open slot, can withdraw from the pivot handle along the open slot to realize that the handle assembly with first commentaries on classics cover, the separation of second commentaries on classics cover, and then the change that the pivot bolt can be convenient, need not to cut the commentaries on classics cover and can realize the change of pivot bolt, reduce the change degree of difficulty of pivot bolt, can prevent that the pivot bolt from being out of shape and leading to railway carriage or compartment door and carriage card to die.
In another embodiment of the utility model, referring to fig. 1, two sides of the carriage underframe 1 are provided with underframe boundary beams 8, and a plurality of side vertical columns 6 are arranged on the underframe boundary beams 8 at equal intervals; and the compartment doors 4 are arranged on two adjacent upright posts 6; in the embodiment, a plurality of carriage doors arranged on two sides of the semi-trailer carriage can be arranged, so that the requirements of carriages with different loading capacities can be met; the carriage door at the rear end of the semi-trailer carriage is connected with the upright post in the same structural form.
In another embodiment of the utility model, a plurality of crash blocks 9 are arranged on the outer side of the underframe edge beam 8 along the length direction of the car body. In this embodiment, when the railway carriage or compartment door was opened by the closure state, the railway carriage or compartment door is rotatory downwards and is fallen down, and the anticollision is glued the piece and can be formed and effectively support the railway carriage or compartment door outside, prevents that the railway carriage or compartment door from leading to the railway carriage or compartment door deformation with the carriage chassis collision to make pivot hinge subassembly and the card of railway carriage or compartment door, stand dead.
The use method or the working principle of the utility model are as follows:
the rotating shaft bolt can conveniently realize the insertion of the first rotating sleeve and the second rotating sleeve, can relatively separate from the first rotating sleeve and the second rotating sleeve, and is fixedly connected with the lock nose through the positioning lug arranged on the rotating shaft handle, so that the relative fixation of the rotating shaft bolt with the position of a compartment door and the position of an upright post is realized; the tail end of the rotating shaft bolt is provided with a limiting block, and the limiting block can limit the forward or backward stroke of the rotating shaft bolt to prevent the rotating shaft bolt from being separated from the first rotating sleeve; the open slot arranged on the limiting block is arranged at the joint with the carriage door; only when the pivot handle upwards rotates to the terminal point and when corresponding with the open slot, can withdraw from the pivot handle along the open slot to realize that the handle assembly with first commentaries on classics cover, the separation of second commentaries on classics cover, and then the change that the pivot bolt can be convenient, need not to cut the commentaries on classics cover and can realize the change of pivot bolt, reduce the change degree of difficulty of pivot bolt, can prevent that the pivot bolt from being out of shape and leading to railway carriage or compartment door and carriage card to die.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
The foregoing is a preferred embodiment of the present invention, and it should be noted that it would be apparent to those skilled in the art that various modifications and enhancements can be made without departing from the principles of the utility model, and such modifications and enhancements are also considered to be within the scope of the utility model.
Claims (6)
1. The utility model provides a detachable chamber door pivot hinge which characterized in that: comprises a carriage chassis (1), a front carriage plate (3) arranged at the front end of the carriage chassis, and carriage doors (4) arranged at the rear end and two sides of the carriage chassis;
wherein, a plurality of upright posts (6) are arranged at the two sides and the rear end of the carriage underframe, and the carriage door (4) is arranged between the adjacent upright posts (6);
the lower end of the compartment door (4) is hinged with the compartment underframe (1) through a hinged hinge (5), and a rotating shaft hinge assembly (7) is arranged between the upper end of the compartment door (4) and the upright post (6); the rotating shaft hinge assembly (7) is connected with the compartment door (4) and the upright post (6).
2. The hinge for detachable door hinge according to claim 1, wherein: the rotating shaft hinge assembly (7) comprises a first rotating sleeve (703) and a second rotating sleeve (704) which are correspondingly arranged on the compartment door (4) and the upright post (6);
the handle assembly (701) comprises a rotating shaft plug pin (7012) and a rotating shaft handle (7011) arranged at one end of the rotating shaft plug pin;
one end of the rotating shaft bolt (7012) penetrates through the first rotating sleeve (703) and the second rotating sleeve (704) respectively to connect or disconnect the compartment door (4) and the upright post (6).
3. The hinge for detachable door hinge according to claim 2, wherein: a limit block (702) positioned at the tail end of the rotating shaft bolt is arranged on the compartment door (4), and a shaft hole (7022) for the rotating shaft bolt to pass through is axially arranged on the limit block (702); an open slot (7021) communicated with the shaft hole is formed in the periphery of the limiting block (702), and the open slot (7021) is formed in the position where the limiting block is connected with the compartment door.
4. The hinge for detachable door hinge according to claim 2 or 3, wherein: the front end of the rotating shaft handle (7011) is provided with a positioning lug block (706); the compartment door (4) is provided with a lock nose (705); the positioning lug block (706) is inserted into the second rotating sleeve (704) at the front end of the rotating shaft bolt (7012) and buckled in the lock nose (705).
5. The hinge for detachable door hinge according to claim 4, wherein: chassis boundary beams (8) are arranged on two sides of the carriage chassis (1), and a plurality of upright columns (6) are arranged on the chassis boundary beams (8) at equal intervals; and the compartment door (4) is arranged on two adjacent upright posts (6).
6. The hinge for detachable door hinge according to claim 5, wherein: and a plurality of anti-collision rubber blocks (9) are arranged on the outer side of the underframe boundary beam (8) along the length direction of the car body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122208454.6U CN215552781U (en) | 2021-09-13 | 2021-09-13 | Detachable door pivot hinge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122208454.6U CN215552781U (en) | 2021-09-13 | 2021-09-13 | Detachable door pivot hinge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215552781U true CN215552781U (en) | 2022-01-18 |
Family
ID=79850053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122208454.6U Active CN215552781U (en) | 2021-09-13 | 2021-09-13 | Detachable door pivot hinge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215552781U (en) |
-
2021
- 2021-09-13 CN CN202122208454.6U patent/CN215552781U/en active Active
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