CN217262084U - Small door with built-in hinge - Google Patents

Abstract

The utility model relates to a built-in wicket of hinge, including short curb plate and little door, the little door is through built-in hinged joint short curb plate, short curb plate is equipped with the ascending U type groove of opening, little door sets up at U type inslot, U type bottom of the groove face is equipped with the first chamber that holds, the bottom surface of little door is equipped with the second and holds the chamber, built-in hinge setting holds between the chamber and the second holds the chamber at the first, the both sides wall symmetry in U type groove is equipped with first joint groove, a plurality of first joint groove interval distribution at the vertical direction of U type lateral wall of groove, the both sides wall of little door is equipped with second joint groove, first joint groove and second joint groove phase-match. The utility model is provided with the M-shaped built-in hinge, has high strength and strong shock resistance, improves the appearance and protects the built-in hinge; the little door is closed state, and trilateral location makes little door and short curb plate firm in connection, has improved the intensity of taking the short curb plate of little door, prevents that the part from damaging in the transportation.

Description

Small door with built-in hinge

Technical Field

The utility model relates to a commodity circulation transportation technical field, concretely relates to concealed wicket in hinge.

Background

The cardboard box is a large loading turnover box manufactured on the basis of a plastic tray, and is suitable for factory turnover and product storage. In order to conveniently take and use parts, a small door is usually arranged on the side plate, the joint of the side plate and the small door is low in strength after the small door is arranged, the small door is not firmly closed, meanwhile, the small door is hinged on the side plate, dust is easily accumulated on the hinge in an exposed mode, the hinge is not beneficial to cleaning, and the service life of the hinge is short.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects and provide a small door with a built-in hinge, which is provided with an M-shaped built-in hinge, has high strength and strong shock resistance, and the built-in hinge is hidden in a first containing cavity and a second containing cavity, thereby improving the appearance and protecting the built-in hinge; the little door is closed state, and trilateral location makes little door and short curb plate firm in connection, has improved the intensity of taking the short curb plate of little door, prevents that the part from damaging in the transportation.

The purpose of the utility model is realized like this:

the utility model provides a built-in wicket of hinge, includes short curb plate and wicket, the wicket passes through built-in hinged joint short curb plate, short curb plate is equipped with the ascending U type groove of opening, the wicket sets up at U type inslot, U type bottom of the groove face is equipped with the first chamber that holds, the bottom surface of wicket is equipped with the second and holds the chamber, built-in hinge setting holds between the chamber and the second holds the chamber at first, the both sides wall symmetry in U type groove is equipped with first joint groove, and a plurality of first joint groove interval distribution are in the vertical direction of U type sidewall, the both sides wall of wicket is equipped with second joint groove, first joint groove and second joint groove phase-match.

Preferably, the first side wall that holds the chamber and the second holds the chamber corresponds interior concealed hinge and all is equipped with the spout, the both ends hinge pin of interior concealed hinge slides in the spout that corresponds.

Preferably, the bottom surface of the small door is further provided with a positioning block, and the bottom surface of the U-shaped groove is provided with a positioning hole corresponding to the positioning block.

Preferably, when the small door is closed, the built-in hinge is hidden in the first accommodating cavity and the second accommodating cavity, the positioning block is inserted into the positioning hole, and the first clamping groove and the second clamping groove are clamped; when the small door needs to be opened, the small door is lifted upwards, the positioning block is separated from the positioning hole, meanwhile, the first clamping groove is separated from the second clamping groove, the built-in hinge extends out of the first accommodating cavity and the second accommodating cavity, and the small door is turned outwards.

The utility model has the advantages that:

the small door is arranged, so that the part can be conveniently taken and placed, and meanwhile, the small door can be used as an observation hole for observing whether the part is intact or not in real time; when the small door is closed, the built-in hinge is hidden in the first accommodating cavity and the second accommodating cavity, so that the appearance is improved, the built-in hinge is protected, the service life of the hinge is prolonged, and the cleaning of the hinge is reduced; the little door is at the closed condition, and the trilateral of little door is fixed, has improved the intensity of taking the short lateral plate of little door, prevents that the part from damaging in the transportation.

Drawings

Fig. 1 is a schematic structural view of a card cage.

Figure 2 is a schematic view of the novel assembly of the pallet box.

FIG. 3 is an assembly view of the liner plate and the lock securing structure.

Fig. 4 is a schematic exploded view of fig. 3.

Fig. 5 is a front view of the inner liner plate.

Fig. 6 is a bottom view of the inner liner plate.

Fig. 7 is a schematic structural view of the base.

Fig. 8 is a schematic structural view (the small door is closed) of the present invention.

Fig. 9 is a schematic view showing a state where the wicket is pulled up but not opened.

Fig. 10 is a schematic view showing an opened state of the small door.

Fig. 11 is a partially enlarged view of fig. 10.

Fig. 12 is a top view of fig. 10.

Fig. 13 is a cross-sectional view of fig. 12.

Fig. 14 is a folded state view of the present invention (with the inner liner removed).

Wherein: an inner lining plate 1; positioning pins 1.1; a rectangular supporting block 1.2; a first arc-shaped clamping groove 1.3; a second arc-shaped clamping groove 1.4; a jack 1.5; a locking and positioning block 1.6; unlocking a positioning block 1.7; a base 2; positioning grooves 2.1; a support groove 2.2; a short side plate 3; a first containing chamber 3.1; a first clamping groove 3.2; positioning holes 3.3; a long side plate 4; 4.1 of a plug hole; a lock fixing structure 5; 5.1 of a telescopic steel pipe; a vertical connecting rod 5.2; an armrest 5.3; a steel casing 6; a small door 7; a second containing chamber 7.1; a second clamping groove 7.2; 7.3 of a positioning block; a built-in hinge 8; a reinforced steel pipe 9; a cover 10.

Detailed Description

Referring to the figures 1-14, the utility model relates to a general type cardboard case, including cardboard box and interior welt 1, two interior welt 1 symmetries set up in the cardboard box, the cardboard box includes base 2, short curb plate 3 and long curb plate 4, short curb plate 3 symmetry sets up both sides around base 2, long curb plate 4 symmetry sets up the left and right sides at base 2, interior welt 1 is parallel with short curb plate 3, interior welt 1 bottom grafting base 2, long curb plate 4 is pegged graft to interior welt 1 left and right sides.

The bottom of the inner lining plate 1 is provided with positioning pins 1.1 at intervals, the base 2 is provided with positioning grooves 2.1, the positioning grooves 2.1 correspond to the positioning pins 1.1 one by one, and the positioning pins 1.1 provide a certain supporting force.

The bottom of the inner lining plate 1 is further provided with rectangular supporting blocks 1.2, the rectangular supporting blocks 1.2 are distributed at intervals, steel pipes are embedded into the rectangular supporting blocks 1.2, the base 2 is provided with supporting grooves 2.2, the supporting grooves 2.2 correspond to the rectangular supporting blocks 1.2 one to one, the rectangular supporting blocks 1.2 provide main supporting force, the bottom of the inner lining plate 1 is prevented from shaking, and meanwhile the strength of the inner lining plate 1 is improved through the embedded steel pipes.

The front and back positions of the inner lining plate 1 are adjustable, a plurality of groups of positioning grooves 2.1 and supporting grooves 2.2 are arranged along the length direction of the base 2, and proper positioning grooves 2.1 are selected for splicing according to the axial length of the shaft parts, so that the distance between the two inner lining plates 1 is adjusted.

The installation face is equipped with the ascending arc draw-in groove group of opening in interior welt 1, arc draw-in groove group is including the first arc draw-in groove 1.3 at center and the second arc draw-in groove 1.4 of both sides, the diameter of first arc draw-in groove 1.3 is greater than second arc draw-in groove 1.4, and the arc draw-in groove that two welt 1 correspond is used for the axle head of joint axle type part, makes axle type part unsettled, can not roll in the transportation again, rock.

The inner lining plate 1 is symmetrically provided with lock fixing structures 5 at the left side and the right side, each lock fixing structure 5 comprises a telescopic steel pipe 5.1, a vertical connecting rod 5.2 and a handrail 5.3, the two telescopic steel pipes 5.1 are transversely arranged and sleeved on the vertical connecting rods 5.2, a gap is arranged between the vertical connecting rods 5.2 and the telescopic steel pipes 5.1, so that the vertical connecting rods 5.2 lift the telescopic steel pipes 5.1 in the vertical direction, the handrails 5.3 are connected with two ends of the vertical connecting rods 5.2, the inner lining plate 1 is provided with jacks 1.5 corresponding to the telescopic steel pipes 5.1, the jacks 1.5 are embedded with steel sleeves 6, the steel sleeves 6 are used for improving the strength of the inner lining plate, the telescopic steel pipes 5.1 are arranged in the steel sleeves 6 in a sliding manner, the inner lining plate 1 is provided with locking positioning blocks 1.6 and unlocking blocks 1.7 corresponding to the vertical connecting rods 5.2, the unlocking positioning blocks 1.7 are positioned at the inner sides of the positioning blocks 1.6, and when the vertical connecting rods 5.2 are inserted and unlocked the positioning blocks 1.7, the telescopic steel pipe 5.1 is in an unlocking state, the outer end part of the telescopic steel pipe 5.1 is arranged in the jack 1.5, when the locking is needed, the handrail 5.3 drives the vertical connecting rod 5.2 to move upwards, the vertical connecting rod 5.2 leaves the unlocking positioning block 1.7, the horizontal outwards-moving handrail 5.3 drives the vertical connecting rod 5.2 and the telescopic steel pipe 5.1 to move outwards, the outer end part of the telescopic steel pipe 5.1 extends out of the jack 1.5 and is connected with the long side plate 4 in an inserting mode, the long side plate 4 is provided with the inserting hole 4.1 corresponding to the telescopic steel pipe 5.1, then the handrail 5.3 drives the vertical connecting rod 5.2 to be inserted into the locking positioning block 1.6, and the telescopic steel pipe 5.1 is fixed, so that the inner lining plate 1 is fixed.

The novel door is characterized in that a small door 7 is arranged on the short side plate 3, the small door 7 is connected with the short side plate 3 through an inner concealed hinge 8, the short side plate 3 is provided with a U-shaped groove with an upward opening, the small door 7 is arranged in the U-shaped groove, a first accommodating cavity 3.1 is arranged on the bottom surface of the U-shaped groove, a second accommodating cavity 7.1 is arranged on the bottom surface of the small door 7, the inner concealed hinge 8 is arranged between the first accommodating cavity 3.1 and the second accommodating cavity 7.1, sliding grooves are formed in the side walls of the first accommodating cavity 3.1 and the second accommodating cavity 7.1 corresponding to the inner concealed hinge 8, hinge pins at two ends of the inner concealed hinge 8 slide in the corresponding sliding grooves, the inner concealed hinge 8 is M-shaped, the strength is better, and the impact resistance is good.

The both sides wall symmetry in U type groove is equipped with first joint groove 3.2, and a plurality of first joint groove 3.2 interval distribution are in the vertical direction of U type groove lateral wall, the both sides wall of wicket 7 is equipped with second joint groove 7.2, first joint groove 3.2 and second joint groove 7.2 phase-match, the bottom surface of wicket 7 still is equipped with locating piece 7.3, the bottom surface in U type groove corresponds locating piece 7.3 and is equipped with locating hole 3.3. When the small door 7 is closed, the built-in hinge 8 is hidden in the first containing cavity 3.1 and the second containing cavity 7.1, the appearance is improved, the built-in hinge is protected, the service life of the hinge is prolonged, the cleaning of the hinge is reduced, the positioning block 7.3 is inserted into the positioning hole 3.3, the first clamping groove 3.2 and the second clamping groove 7.2 are clamped, three surfaces of the small door are fixed, the strength of a short side plate with the small door is improved, and parts are prevented from being damaged in the transportation process; when the small door 7 needs to be opened, the small door 7 is lifted upwards, the positioning block 7.3 is separated from the positioning hole 3.3, meanwhile, the first clamping groove 3.2 is separated from the second clamping groove 7.2, the built-in hinge 8 extends out of the first accommodating cavity 3.1 and the second accommodating cavity 7.1, and the small door 7 is turned outwards.

The upper end of base 2 front and back both sides is less than the upper end of the 2 left and right sides of base, short curb plate 3 and long curb plate 4 lock each other.

Through setting up detachable interior welt 1, improve the commonality of cardboard case, make the transportation that the cardboard case was applicable to different kind parts, interior welt 1's position is adjustable, and the arc draw-in groove of interior welt is equipped with a plurality ofly, is applicable to not unidimensional axle type part.

The empty cardboard box is collapsible, dismantles earlier the interior welt, and interior welt is concentrated and is piled up, turns over the short side board inwards again, turns over the long side board inwards at last, covers case lid 10 at last, saves space, the convenient recovery.

Base 2 has along the embedded enhancement steel pipe 9 that has of length direction, strengthen steel pipe 9 perpendicular to and advance the fork direction, improve base 2's bending resistance ability.

In addition to the above embodiments, the present invention also includes other embodiments, and all technical solutions formed by equivalent transformation or equivalent replacement should fall within the protection scope of the claims of the present invention.

Claims (4)

1. A small door with a built-in hinge is characterized in that: including short curb plate and wicket, the wicket is through interior concealed hinged joint short curb plate, the short curb plate is equipped with the ascending U type groove of opening, the wicket sets up at U type inslot, U type bottom of the groove surface is equipped with the first chamber that holds, the bottom surface of wicket is equipped with the second and holds the chamber, interior concealed hinge setting holds between chamber and the second holds the chamber at first, the both sides wall symmetry in U type groove is equipped with first joint groove, and a plurality of first joint groove interval distribution are in the vertical direction of U type lateral wall of the groove, the both sides wall of wicket is equipped with second joint groove, first joint groove and second joint groove phase-match.

2. A small door with a built-in hinge as claimed in claim 1, wherein: the first side wall that holds the chamber and the second holds the chamber corresponds interior concealed hinge and all is equipped with the spout, the both ends hinge pin of interior concealed hinge slides in the spout that corresponds.

3. A small door with a built-in hinge according to claim 1, wherein: the bottom surface of the small door is further provided with a positioning block, and the bottom surface of the U-shaped groove is provided with a positioning hole corresponding to the positioning block.

4. A small door with a built-in hinge according to claim 3, wherein: when the small door is closed, the built-in hinge is hidden in the first containing cavity and the second containing cavity, the positioning block is inserted into the positioning hole, and the first clamping groove and the second clamping groove are clamped; when the small door needs to be opened, the small door is lifted upwards, the positioning block is separated from the positioning hole, the first clamping groove is separated from the second clamping groove, the built-in hinge extends out of the first accommodating cavity and the second accommodating cavity, and the small door is turned outwards.

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