CN217554748U - Container door end structure and container - Google Patents

Abstract

The utility model discloses a container door end structure and a container, wherein the container door end structure comprises an end frame and a container door; the end frame comprises a doorsill, a bottom corner piece and a corner post; the box door comprises a door plate and a first adhesive tape positioned at the bottom edge of the door plate; the bottom corner piece comprises a rear end face, an inner side face and a top face, the end part of the doorsill is in butt joint with the inner side face of the bottom corner piece, and the upper surface of the doorsill is flush with or lower than the top face of the bottom corner piece; a groove is formed in the top surface of the bottom corner piece, a convex rib is formed on the portion, located between the groove and the rear end face, of the bottom corner piece, a matching surface is formed on one side face, far away from the convex rib, of the groove, and the matching surface is flush with the rear surface of the doorsill; the first adhesive tape comprises a first sealing lip protruding out of the edge of the door panel, one part of the first sealing lip is attached to the back surface of the doorsill, and the other part of the first sealing lip is attached to the matching surface. The utility model discloses can ensure that chamber door and rear end frame have the leakproofness of preferred, increase the height of door plant simultaneously.

Description

Container door end structure and container

Technical Field

The utility model relates to a container technical field, concretely relates to container door end structure and container.

Background

The container is an important tool for logistics transportation, and is generally in a regular hexahedral structure, in order to facilitate loading and unloading of goods, a rear end frame and a door mounted in the rear end frame are usually arranged at the rear end of a container body, as shown in fig. 1, the rear end frame comprises a door sill 11 extending in the width direction of the container, a corner post 12 extending upward from the end of the door sill 11, and a bottom corner piece 13 located at the joint of the door sill 11 and the corner post 12, the door 14 is connected to the corner post 12 through a hinge 16, meanwhile, a circle of adhesive tape 15 is arranged at the edge of the door 14, when the door 14 is closed, the adhesive tape 15 at the bottom of the door 14 is attached to the outer side of the door sill, and the adhesive tape 15 at the side of the door 14 is attached to the corner post 12, so as to ensure the sealing performance at the joint of the periphery of the door 14 and the rear end frame, in order to meet the international transportation requirement, components such as a lock rod mounted on the door 14 are prevented from exceeding the rear end surface 131 of the bottom corner piece 13, it is required that the outer surface of the door sill 11 is located at the inner side of the rear end 131 of the bottom corner piece 13 and spaced apart, so that the upper surface of the door 11 is higher than the upper surface of the upper end piece 132 of the door sill 11, and the upper end piece 132 of the upper surface of the bottom corner piece of the door 14 is attached to the bottom corner piece 132, so that the upper end piece 132, and the upper surface of the upper end piece 132 is capable of the upper end piece of the door 14 is attached to the bottom corner piece 132;

however, although the existing container has better sealing performance, the upper surface of the threshold 11 is higher than the upper surface 132 of the bottom corner piece 13, and the height difference between the two is at least larger than the width of the rubber strip 15 protruding out of the edge of the door 14, which limits the height of the door 14, so that the opening height of the container is low, which affects the loading and unloading of goods, and especially limits the loading of some large-sized goods by the container.

SUMMERY OF THE UTILITY MODEL

To the deficiency of the prior art, the utility model aims at providing a container door end structure, it can ensure that chamber door and rear end frame have the leakproofness of preferred, increases the height of door plant simultaneously.

The second purpose of the utility model is to provide a container.

In order to achieve the first purpose, the utility model adopts the following technical scheme:

the container door end structure comprises an end frame and a container door;

the end frame comprises a doorsill extending along the width direction of the container, a bottom corner fitting positioned at the end part of the doorsill and a corner post extending along the height direction of the container;

the box door comprises a door plate and a first adhesive tape positioned at the bottom edge of the door plate;

the bottom corner piece comprises a rear end face, an inner side face and a top face, the end part of the doorsill is butted with the inner side face of the bottom corner piece, and the upper surface of the doorsill is flush with or lower than the top face of the bottom corner piece; a groove is formed in the top surface of the bottom corner piece, a convex rib is formed in the part, located between the groove and the rear end face, of the bottom corner piece, a matching surface is formed in one side face, far away from the convex rib, of the groove, and the matching surface is flush with the rear surface of the doorsill;

the first adhesive tape comprises a first sealing lip protruding out of the edge of the door panel, one part of the first sealing lip is attached to the back surface of the doorsill, and the other part of the first sealing lip is attached to the matching surface.

One end of the groove is a blind end, and the other end of the groove extends to the inner side face of the bottom corner piece and forms an opening.

The part of the upper surface of the bottom corner piece, which is positioned outside the blind end of the groove, forms a connecting part, and the bottom end of the corner post is in face-to-face connection with the connecting part and is welded and fixed with the connecting part.

The corner post comprises an outer corner post and an inner corner post fixed on the inner side of the outer corner post, the bottom end face of the outer corner post is welded and fixed with the connecting part, a lapping surface is formed on the inner corner post, and the lapping surface and the matching surface are arranged in parallel; the box door also comprises a second adhesive tape extending upwards from the end part of the first adhesive tape, one part of the second adhesive tape is attached to the matching surface, and the other part of the second adhesive tape is attached to the overlapping surface.

The first sealing lip is provided with a concave position which is sunken upwards from the lower edge of the first sealing lip, and the concave position is opposite to the convex rib.

The rear end face of the bottom corner fitting is provided with a corner fitting hole positioned below the convex rib, the convex rib is provided with a notch extending from the rear end face of the bottom corner fitting to the groove, and the notch and the corner fitting hole are mutually staggered in the width direction of the container.

The height difference between the top end of the corner fitting hole and the top end of the convex rib is larger than or equal to 3.8mm.

The bottom surface of the notch and the part of the bottom surface of the groove opposite to the notch are smoothly transited to form a first inclined surface, and the height of the first inclined surface is gradually increased from back to front.

One side of the groove close to the convex rib is a second inclined plane, one side of the second inclined plane is connected with the top end part of the convex rib, the other side of the second inclined plane is connected with the bottom surface of the groove, and the height of the second inclined plane is gradually reduced from back to front.

The upper surface of the doorsill is flush with the top surface of the bottom corner fitting, the first rubber strip further comprises a second sealing lip piece positioned on the inner side of the first sealing lip piece, one part of the second sealing lip piece is extruded by the upper surface of the doorsill, and the other part of the second sealing lip piece is extruded by the top surface of the bottom corner fitting.

In order to achieve the second purpose, the utility model adopts the following technical scheme:

the container comprises the container door end structure.

The beneficial effects of the utility model reside in that:

the utility model discloses because a recess is seted up on end corner fittings, and the medial surface of recess forms one and the fitting surface of threshold rear surface parallel and level, make the position department of first sealing lip tip can imbed in the recess and paste and lean on the fitting surface, and guarantee that first sealing lip is the smooth fitting surface of pasting outside the end frame, make chamber door and end frame cooperation department have the leakproofness of preferred, and simultaneously, based on the structure, need not dispose on the threshold with first sealing lip tip complex part, need not to extend the tip of threshold to above the top surface of end corner fittings promptly, make the upper surface of threshold and the top surface parallel and level of end corner fittings, can reduce the height of threshold, under the prerequisite that does not change container overall height, can increase the height of door plant, make the container can be applicable to the loading of some bigger size goods.

Drawings

FIG. 1 is a schematic diagram of a door end structure of a conventional container;

FIG. 2 is a schematic view of the door end structure of the container of the present invention;

FIG. 3 is a schematic view of the construction of the corner fitting of FIG. 2;

FIG. 4 isbase:Sub>A cross-sectional view A-A of FIG. 2;

FIG. 5 is a cross-sectional view B-B of FIG. 2;

FIG. 6 is a schematic view of the door closing state of the present invention;

fig. 7 is a schematic view of the assembly of the corner fitting with the rocker and corner post of fig. 2.

Detailed Description

The invention will be further described with reference to the accompanying drawings and specific embodiments:

as shown in fig. 2, 3, 4, 5, 6, and 7, for the container door end structure of the present invention, according to the industry convention, the front and back in the drawing are consistent with the front and back directions of the container, the container door end structure is disposed at the back end of the container, and includes an end frame and a door, the end frame includes a door sill 21, a bottom corner piece 30, and a corner post 22, the door sill 21 extends along the width direction of the container and is disposed at the back end of the container chassis, the bottom corner piece 30 is disposed at the end of the door sill 21, the corner post 22 extends along the height direction of the container, the door includes a door panel 40 and a first adhesive tape 50, the side edge of the door is hinged to the corner post 22, so that the door can be opened or closed; the bottom corner fitting 30 is substantially of a regular hexahedral structure, and includes a rear end face 301, a front end face 304 opposite to the rear end face, an inner side face 303 opposite to an end of the threshold 21, an outer side face 305 opposite to the inner side face 303, a top face 302, and a bottom face, an end of the threshold 21 is butted against the inner side face 303 of the bottom corner fitting 30 and is welded and fixed so as to connect the bottom end of the corner post 22 to the top face 302 of the bottom corner fitting 30, so that the threshold 21, the bottom corner fitting 30, and the corner post 22 constitute an end frame, the upper face 212 of the threshold 21 is flush with the top face 302 of the bottom corner fitting 30, the rear face 211 of the threshold 21 is located inside the rear end face 301 of the bottom corner fitting 30, a groove 31 is formed in the top face 302 of the bottom corner fitting 30, the groove 31 is located near a rear edge of the top face 302 of the bottom corner fitting 30, thereby a rib 33 is formed at a position between the groove 31 and the rear end face 301 on the top face 302, a side face of the groove 313 is located flush with a mating face of the rear face 211 of the threshold 21. The first adhesive tape 50 includes a first sealing lip 51 protruding from an edge of the door panel 40, when the door is closed, a portion of the first sealing lip 51 abuts against the rear surface 211 of the doorsill 21, and another portion of the first sealing lip abuts against the matching surface 313 of the corner piece 30, because the rear surface 211 of the doorsill 21 is flush with the matching surface 313, a flat surface is formed on the end frame where the first sealing lip 51 is matched, so that the first sealing lip 51 can be flatly erected on the outer side of the end frame, and the bottom of the matched position between the door and the end frame has a better sealing state, when the end of the first sealing lip 51 abuts against the matching surface 313, the groove 31 is used for accommodating the first sealing lip 51, thereby preventing the first sealing lip 51 from interfering with the corner piece 30 when the matching surface 313 abuts against the matching surface.

The utility model discloses because a recess 31 is seted up on end angle spare 30, and the medial surface of recess 31 forms a fitting surface 313 with threshold 21 rear surface 211 parallel and level, make the position department of first seal lip 51 tip can imbed in the recess 31 and paste and lean on fitting surface 313, and guarantee that first seal lip 51 is smooth and flat and paste and lean on in the end frame outside, make chamber door and end frame cooperation department have the leakproofness of preferred, and simultaneously, based on above-mentioned structure, need not dispose on threshold 21 with first seal lip 51 tip complex part, need not to extend threshold 21's tip to above the top surface 302 of end angle spare 30 promptly, make threshold 21's upper surface and end angle spare 30's top surface 302 parallel and level, can reduce threshold 21's height, under the prerequisite that does not change container overall height, can increase door plant 40's height, make the container can be applicable to the loading of some bigger-size goods.

In other embodiments, since the mating surface 313 matched with the end of the first sealing lip 51 is disposed on the bottom corner member 30, the height of the upper surface 212 of the threshold 21 may be set to be lower than the height of the top surface 302 of the bottom corner member 30, so that the mating position of the door and the end frame can have better sealing performance and the height of the door 40 can be increased only by appropriately increasing the depth of the groove 31 and increasing the size of the first sealing lip 51 protruding from the edge of the door 40.

In a preferred embodiment, one end of the groove 31 is blind, the other end extends to the inner side 303 of the bottom corner fitting 30, and an opening 312 is formed at the top of the inner side 303, and by providing the end of the groove 31 facing the rocker 21 as the opening 312, the first sealing lip 51 can pass through the opening 312, so that the first sealing lip 51 can make a straight transition at the position where the bottom corner fitting 30 and the rocker 21 are joined. The part of the top surface 302 of the bottom corner piece 30, which is positioned outside the blind end of the groove 31, forms a connecting part 306, the bottom end of the corner post 22 is in butt joint with the connecting part 306 and is welded and fixed with the connecting part 306, and the connecting part 306 is formed into a shape which is suitable for butt joint with the corner post 22 and is convenient for welding through the groove 31 on the top surface 302. The corner post 22 comprises an outer corner post 221 and an inner corner post 222, the inner corner post 222 is fixed on the inner side of the outer corner post 221, the bottom end face of the outer corner post 221 is welded and fixed with the connecting part 306, the inner corner post 222 is a groove-shaped steel buckled on the inner surface of the outer corner post 221, the rear surface of the groove-shaped steel forms a lap joint face 223, and after the corner post 22 is fixed on the bottom corner piece 30, the lap joint face 223 is flush with the matching face 313 on the bottom corner piece 30; the door also comprises a second adhesive tape 60, the second adhesive tape 60 and the first adhesive tape 50 are integrally formed, the second adhesive tape 60 extends upwards from the end part of the first adhesive tape 50, a small part at the bottom of the second adhesive tape 60 is attached to the matching surface 313, other parts of the second adhesive tape 60 are attached to the overlapping surface 223, the second adhesive tape 60 is overlapped on the overlapping surface 223 at the matching surface 313, so that the second adhesive tape 60 can be flatly transited to the overlapping surface 223 of the inner corner post 222 from the matching surface 223, on the premise of ensuring the sealing performance of the side surface of the door and the side surface of the end frame, the position where the second adhesive tape 60 is connected with the first adhesive tape 50 can be better attached to the matching surface 313, and the sealing performance is further improved.

In another preferred embodiment, the present invention provides a concave portion 511 recessed upwards from the lower edge of the first lip 51, the concave portion 511 is opposite to the protruding rib 33, that is, the position of the concave portion 511 on the first lip 51 is smaller than other positions of the first lip 51, the size of the edge of the door panel 40 extending out is smaller, when the door is opened or closed, the first lip 51 must cross the protruding rib 33, because the concave portion 511 is opposite to the protruding rib 33, when the concave portion 511 crosses over from the protruding rib 33, the size of the interference between the first lip 51 and the protruding rib 33 is smaller, thereby reducing the resistance of the protruding rib 33 to the first lip 51, and also protecting the first lip 50, and at the same time, when the door is closed, the concave portion 511 of the first lip 51 can also ensure the better fitting with the fitting surface 313 without affecting the sealing performance. According to the requirement of international transportation, a corner fitting hole 32 is arranged on the rear end surface 301 of the bottom corner fitting 30, the corner fitting hole 32 is positioned below the convex rib 33, and the size of the corner fitting hole 32 needs to meet the requirement of international labeling, so that the corner fitting hole 32 is arranged at the position below the convex rib 33, and the corner fitting hole 32 can be ensured to have enough height size, in order to reduce the interference amount of the first sealing lip 51 and the convex rib 33 when opening and closing the door, a notch 311 extending from the rear end surface of the bottom corner fitting 30 to the groove 31 is also arranged on the convex rib 33, and in the width direction of the container, the notch 311 and the corner fitting hole 32 are staggered with each other, namely the convex rib 33 is arranged at the position above the corner fitting hole 32 on the bottom corner fitting 30, so that the corner fitting hole 32 has enough height size, and the position where the convex rib 33 is not arranged right above the corner fitting hole 32 is cut to form the notch 311, so that the first sealing lip 51 can pass through the notch 311, and the interference amount of the first sealing lip 51 across the convex rib 33 is reduced. In addition, one side of the groove 31 close to the convex rib 33 is a second inclined surface 331, one side of the second inclined surface 331 is connected to the top end of the convex rib 33, and the other side is connected to the bottom surface of the groove 31, the height of the second inclined surface 331 is gradually reduced from back to front, on the premise that the groove 31 can accommodate the first sealing lip 51, the position of the bottom corner piece 30 above the inside of the corner piece hole 32 is set to be inclined, the inner space of the corner piece hole 32 is as large as possible, so that an international standard lock can enter the corner piece hole 32 to meet the requirement of international transportation, meanwhile, the height difference between the top end of the corner piece hole 32 and the top end of the convex rib 33 is larger than or equal to 3.8mm, and the position of the bottom corner piece 30 above the corner piece hole 32 is ensured to have enough strength. The bottom surface of the notch 311 and the part of the bottom surface of the groove 31 opposite to the notch 311 are in smooth transition to form a first inclined surface 314, and the height of the first inclined surface 314 is gradually increased from back to front, so that accumulated water in the groove 31 flows out from the first inclined surface 314, and the accumulated water in the groove 31 and the notch 311 is avoided.

The utility model discloses a first adhesive tape 50 still includes second seal lip 52, this second seal lip 52 is located first seal lip 51's inboard, the upper surface 212 of threshold 21 and the top surface 302 parallel and level setting of base angle spare 30, when the chamber door is closed, the partly upper surface 212 extrusion that receives threshold 21 of second seal lip 52, another part is extruded by the top surface 302 of base angle spare 30, so, in the bottom cooperation department of chamber door bottom and end frame, form twice seal structure through first seal lip 51 and second seal lip 52, in order to improve the leakproofness.

The container of the present invention includes the above-mentioned container door end structure, and other structures of the container are the same as those of the prior art, and will not be described in detail here.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (11)

1. The container door end structure is characterized by comprising an end frame and a container door;

the end frame comprises a doorsill extending along the width direction of the container, a bottom corner piece positioned at the end part of the doorsill and a corner post extending along the height direction of the container;

the box door comprises a door plate and a first adhesive tape positioned at the bottom edge of the door plate;

the bottom corner piece comprises a rear end face, an inner side face and a top face, the end part of the doorsill is butted with the inner side face of the bottom corner piece, and the upper surface of the doorsill is flush with or lower than the top face of the bottom corner piece; a groove is formed in the top surface of the bottom corner piece, a convex rib is formed in the part, located between the groove and the rear end face, of the bottom corner piece, a matching surface is formed in one side face, far away from the convex rib, of the groove, and the matching surface is flush with the rear surface of the doorsill;

the first adhesive tape comprises a first sealing lip protruding out of the edge of the door panel, one part of the first sealing lip is attached to the back surface of the doorsill, and the other part of the first sealing lip is attached to the matching surface.

2. The container door end structure of claim 1 wherein the recess is blind at one end and extends to the inside surface of the bottom corner piece at the other end and forms an opening.

3. The door end structure of a container according to claim 2 wherein the upper surface of the bottom corner member is formed with a connecting portion at a portion thereof located outside the blind end of the recess, and the bottom end of the corner post is engaged with and welded to the connecting portion.

4. The container door end structure of claim 3, wherein the corner posts include outer corner posts, inner corner posts fixed to inner sides of the outer corner posts, bottom end faces of the outer corner posts are welded to the connecting portions, and overlapping faces are formed on the inner corner posts and flush with the mating faces; the box door also comprises a second adhesive tape extending upwards from the end part of the first adhesive tape, one part of the second adhesive tape is attached to the matching surface, and the other part of the second adhesive tape is attached to the overlapping surface.

5. The container door end structure of claim 1 wherein the first sealing lip has a recess formed therein which is upwardly recessed from a lower edge thereof, the recess being disposed opposite the rib.

6. A door end structure for a container as claimed in claim 5, wherein the rear end face of the bottom corner fitting is provided with a corner fitting hole below the rib, and the rib is provided with a notch extending from the rear end face of the bottom corner fitting to the groove, the notch and the corner fitting hole being offset from each other in the width direction of the container.

7. The container door end structure of claim 6 wherein the difference in height between the top of the corner piece aperture and the top of the rib is greater than or equal to 3.8mm.

8. The container door end structure of claim 6, wherein the bottom surface of the notch and the portion of the bottom surface of the groove opposite the notch are smoothly transitioned to form a first slope, the height of the first slope gradually increasing from back to front.

9. The door end structure of a container according to claim 6 wherein a side of the groove adjacent to the rib is a second inclined surface, one side of the second inclined surface is connected to a top end portion of the rib and the other side is connected to a bottom surface of the groove, and the height of the second inclined surface is gradually reduced from back to front.

10. The container door end structure of claim 1 wherein the upper surface of the doorsill is flush with the top surface of the bottom corner fitting, the first strip further comprising a second sealing lip located inboard of the first sealing lip, a portion of the second sealing lip being compressed by the upper surface of the doorsill and another portion being compressed by the top surface of the bottom corner fitting.

11. A container comprising a container door end structure according to any one of claims 1 to 10.

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