CN220024487U - Folding storage wardrobe upper and lower layer connection reinforced structure - Google Patents

Abstract

The utility model provides a connection reinforcing structure for upper and lower layers of a folding storage wardrobe, and belongs to the technical field of articles for daily use. It has solved the lower problem of joint strength between the upper and lower layers of current folding cabinet body. The upper layer and the lower layer of the folding storage wardrobe are connected with a reinforcing structure, and the folding storage wardrobe comprises a cabinet door, a foldable upper layer unit and a foldable lower layer unit; the foldable upper unit comprises an upper middle frame, the foldable lower unit comprises a lower front frame and a lower bottom frame, and the lower front frame comprises a first left frame part and a first right frame part which are rotationally connected with the lower bottom frame; the upper and lower layer connection reinforcing structure of the folding storage wardrobe comprises a connection reinforcing piece, and the top section of the first left frame part and the top section of the first right frame part are fixedly connected with the upper middle frame through the connection reinforcing piece. According to the folding storage wardrobe, the connection stability between the lower front frame and the upper middle frame is improved through connection, the lower front frame and the upper middle frame are not easy to fall off or deform, and the overall strength of the folding storage wardrobe is greatly improved.

Description

Folding storage wardrobe upper and lower layer connection reinforced structure

Technical Field

The utility model belongs to the technical field of articles for daily use, and relates to a folding storage wardrobe, in particular to a connection reinforcing structure of upper and lower layers of the folding storage wardrobe.

Background

The wardrobe is a cabinet for storing clothes, can be used as a storage cabinet for storing other articles for daily use, is indispensable in daily life, and along with the development of society, the demands of people on the wardrobe are not only in the aspects of quality, functions and the like, but also in the aspect of the interest of people on the space utilization.

In order to save cost and reduce the space occupied by the cabinet body, the folding storage cabinet is often the first choice of consumers, the folding storage cabinet is smaller in packaging volume, the space utilization rate is greatly increased, the number of layers can be manually adjusted according to requirements, and part of users stack the folding storage boxes to be used as a wardrobe.

The cabinet body is different from the cabinet body in that the cabinet body is generally required to be provided with a mounting opening for mounting the cabinet door on the front side of the cabinet body, namely, the cabinet body is provided with an open opening, the open arrangement can lead to the cabinet body not having the structure of the front plate, and the upper and lower layers of the cabinet body can be provided with cabinet door mounting areas.

Chinese patent (application number: 201721509920.1) discloses a combined wardrobe, which comprises a wardrobe body and a drawer type storage box, wherein a clothes hanging chamber is formed at the upper end of the wardrobe body, the drawer type storage box is arranged at the lower end of the wardrobe body, and a clothes hanging rod is arranged in the clothes hanging chamber.

As can be clearly seen from the above scheme, the wardrobe comprises a cabinet door structure, the wardrobe body does not have a front side plate, and the upper and lower frames connected with the side plates are U-shaped, i.e. the upper and lower frames are not ring-shaped structures similar to the box body frame; the folding cabinet body with an integrated structure or the cabinet body formed by stacking the cabinet bodies is basically made of plastics, so that the production cost can be saved, the weight can be reduced, and the transportation is convenient; however, since the height and length of the cabinet body are longer than those of the cabinet body, the cabinet body made of plastic often has the problem of lower strength, and the frame body structure of the cabinet body also causes that the front side area of the frame body cannot support the integral structure, the integral structure is supported only by the side plates on two sides and the rear plate on the rear side, compared with the folding type cabinet body structure, the integral strength of the folding type cabinet body structure is lower, and the connection strength and connection firmness between all parts are also required to be improved.

Disclosure of Invention

The utility model provides a connection reinforcing structure of upper and lower layers of a folding storage wardrobe, which aims to solve the technical problem of improving the strength of a folding wardrobe body structure and the connection strength between the upper and lower layers.

The technical problems to be solved by the utility model can be realized by the following technical proposal: the upper layer and the lower layer of the folding storage wardrobe are connected with the reinforcing structure, and the folding storage wardrobe comprises a cabinet door, a foldable upper layer unit and a foldable lower layer unit which are arranged in an up-and-down lamination mode; the foldable upper unit comprises an upper middle frame, the upper middle frame is U-shaped, a cabinet door installation area is arranged in the front side area of the upper middle frame, the foldable lower unit comprises a lower front frame and a lower bottom frame, the lower front frame comprises a first left frame part and a first right frame part which are rotationally connected with the lower bottom frame, a first slot is formed in the bottom surface of the upper middle frame, and the first left frame part and the first right frame part are embedded into the first slot; the upper and lower layer connection reinforcing structure of the folding storage wardrobe comprises a connection reinforcing piece, wherein the connection reinforcing piece is located on the inner side of the upper middle frame, and the top section of the first left frame portion and the top section of the first right frame portion are fixedly connected with the upper middle frame through the connection reinforcing piece.

This upper and lower layer connection reinforced structure of wardrobe is accomodate through connecting the reinforcement with first left side frame portion and first right side frame portion and upper strata center fixed connection, frame fixed connection in frame in the middle of lower floor and upper strata before the lower floor, make the fixity between frame in lower floor and the upper strata stronger, the connection fastness also improves along with it, and in first slot is all embedded into to first left side frame portion and first right side frame portion in the frame before the lower floor, not only make upper strata center for lower floor front frame has dispersed effort from top to bottom, can also further improve the connection fastness between frame in lower floor front frame and the upper strata center.

Because the shape of upper middle frame is the U-shaped, the front side area of upper middle frame has cabinet door installation region, therefore the upper middle frame structure of cabinet door installation region can't provide bearing capacity for preceding frame, consequently the joint strength of the junction area of preceding frame and upper middle frame is especially important, first slot not only provides the locate function for first left frame portion and first right frame portion, can also disperse upper and lower effort for lower floor's preceding frame, and with first left frame portion and first right frame portion and upper middle frame fixed connection through connecting the reinforcement, connect the reinforcement on the one hand and enable the upper middle frame better the upper and lower effort of dispersing preceding frame and curb plate, on the other hand can improve preceding frame and bear upper and lower effort ability, and can also improve the connection steadiness between lower floor's preceding frame and the upper middle frame, be difficult for droing, folding storage wardrobe's bulk strength has been improved greatly.

As optimization, both sides of cabinet door installing port have left connecting portion and right connecting portion respectively on the upper middle frame, all install the connection reinforcement on left connecting portion and the right connecting portion, and left connecting portion is through connection reinforcement and first left frame portion fixed connection, and right connecting portion is through connection reinforcement and first right frame portion fixed connection, through all fixed with the lower floor front frame with upper middle frame both sides, further improves the stability of connection.

As optimization, the left connecting part and the right connecting part are provided with at least one positioning jack, the connecting reinforcement is provided with positioning cutting corresponding to the number of the positioning jacks, the positioning cutting is embedded into the corresponding positioning jack, the positioning jack is connected with the positioning cutting to provide the installation positioning function for the connecting reinforcement on one hand, the connecting reinforcement is not easy to naturally move and fall off after being installed on the other hand, and the transverse movement of the upper middle frame and the lower front frame can be limited.

As optimization, the inner wall of the upper middle frame is provided with an abutting part, the abutting part is positioned at the top of the positioning jack, the positioning cutting is inserted into the positioning jack from top to bottom, the connecting reinforcing part abuts against the abutting part, the connecting reinforcing part is arranged in the positioning jack from top to bottom, and the connecting reinforcing part abuts against the abutting part due to the action of gravity, so that the positioning cutting machine is not easy to naturally fall off, and is convenient to install and labor-saving.

As optimization, the left connecting part and the right connecting part are respectively provided with a bolt hole, and the left connecting part and the right connecting part are respectively connected with the connecting reinforcing piece through bolts.

As the optimization, the inside wall of upper middle frame leans against with the outside wall of connecting the reinforcement, connects the reinforcement promptly and laminating mutually with the inside wall of upper middle frame, and the fixity of connecting the reinforcement after leaning against is stronger, and upper middle frame and lower floor front bezel's connection stability is also higher, and has certain frictional force between the inside wall of connection reinforcement and upper middle frame, connects the reinforcement difficult natural droing.

As the optimization, the upper unit of can folding still includes upper front frame, upper front frame and lower floor front frame form cabinet door installation mouth, cabinet door installation is in cabinet door installation mouth, upper front frame includes the second left side frame portion and the second right side frame portion of rotating the connection with upper middle frame, the bottom end of second left side frame portion and the bottom end of second right side frame portion all pass through connection reinforcement and lower floor front frame fixed connection, not only with lower floor front frame and upper front frame fixed connection, still pass through connection reinforcement with upper front frame and lower floor front frame fixed connection, make the upper and lower floor of wardrobe all pass through connection reinforcement and connect, not only strengthened the stability of lower floor front frame and upper floor front frame, still strengthened the connection fastness between lower floor front frame and upper middle frame and lower floor front frame, even the upper and lower unit of wardrobe all does not possess the support of front bezel, also can be through the stability of upper front frame and lower floor front frame and the whole intensity of strengthening, because upper front frame just rotates with upper middle frame on the center, consequently, connect firmly between the front frame and the upper middle frame.

As optimization, a first connecting groove is formed in the top inner wall of the first left frame part and a first connecting groove is formed in the top inner wall of the second right frame part, a second connecting groove is formed in the bottom inner wall of the second left frame part and a second connecting groove is formed in the bottom inner wall of the second right frame part, a first connecting convex part and a second connecting convex part are arranged on the side wall of the connecting reinforcement, the first connecting convex part is embedded in the first connecting groove, and the second connecting convex part is embedded in the second connecting groove; the first connecting convex part and the second connecting convex part can be respectively embedded into the first connecting groove and the second connecting groove when the positioning cutting is inserted into the positioning insertion hole, the first connecting convex part and the second connecting convex part are arranged up and down, the connecting convex part can be simultaneously connected with the upper frame and the lower frame part when the connecting reinforcement piece is installed, the function of connecting the upper front frame and the lower front frame can be achieved, the connecting reinforcement piece and the upper middle frame can be used for dispersing the upper acting force and the lower acting force, the bearing capacity of the upper front frame and the lower front frame is improved, and the integral strength of the wardrobe is improved.

As optimization, the top edge parts of the first connecting groove and the second connecting groove are respectively provided with a limiting part, the first connecting convex part and the second connecting convex part are respectively provided with a barb part, when the first connecting convex part is embedded into the first connecting groove and the second connecting convex part is embedded into the second connecting groove, the barb parts are propped against the bottom surfaces of the limiting parts, and after the barb parts are propped against the bottom surfaces of the limiting parts, the first connecting convex part and the second connecting convex part can not naturally separate from the first connecting groove and the second connecting groove, so that the fixed connection between the upper front frame and the lower front frame and the connecting reinforcement is realized; and because the folding storage wardrobe is made of plastic, the connecting reinforcement is also made of plastic, and has certain elasticity, the user can conveniently pull out the barb part so as to detach the connecting reinforcement.

As optimization, the foldable upper unit further comprises two upper side plates which are oppositely arranged and an upper rear plate positioned between the two upper side plates, wherein the upper side plates and the upper rear plate are both rotationally connected with the upper middle frame, and the second left frame part and the second right frame part are both connected with the side walls of the upper side plates in a clamping way; the foldable lower unit further comprises two lower side plates which are oppositely arranged and a lower back plate positioned between the two lower side plates, the lower side plates and the lower back plate are both rotationally connected with the lower bottom frame, and the first left frame part and the first right frame part are both connected with the side wall of the lower side plate in a clamping way; the lateral wall of frame before upper strata and lower place frame is connected with upper side board and lower floor's curb plate respectively, improves the joint strength of frame before upper strata and lower place frame, just can disperse the upper and lower effort that the curb plate received to and improve the curb plate and bear upper and lower effort ability, further improve the bulk strength of wardrobe.

Compared with the prior art, the upper and lower layer connection reinforcing structure of the folding storage wardrobe is connected with the lower layer front frame and the upper layer middle frame through the connection reinforcing piece, so that the fixity between the lower layer front frame and the upper layer middle frame is stronger, the connection firmness is improved along with the connection strength, the upper layer middle frame can better disperse the upper and lower acting forces of the front frame and the side plates, the capability of the front frame for bearing the upper and lower acting forces can be improved, the connection stability between the lower layer front frame and the upper layer middle frame can be improved, the lower layer front frame and the upper layer middle frame are not easy to fall off or deform, and the integral strength of the folding storage wardrobe is greatly improved; the positioning jack is connected with the positioning cutting, so that on one hand, the installation positioning effect is provided for the connection reinforcing piece, on the other hand, the connection reinforcing piece is not easy to naturally move and fall off after being installed, and the transverse movement of the upper middle frame and the lower front frame can be limited, and the installation is convenient and labor-saving.

The connecting reinforcement can also be connected with the upper front frame and the lower front frame, so that the connection firmness between the lower front frame and the upper front frame and between the lower front frame and the upper middle frame is enhanced, and the overall strength of the wardrobe can be enhanced through the stability of the upper front frame and the lower front frame even if the upper unit and the lower unit of the wardrobe are not provided with the support of the front plate; the lateral wall of frame before upper strata and lower place frame is connected with upper side board and lower floor's curb plate respectively, improves the joint strength of frame before upper strata and lower place frame, just can disperse the upper and lower effort that the curb plate received to and improve the curb plate and bear upper and lower effort ability, further improve the bulk strength of wardrobe.

Drawings

Fig. 1 is a perspective view of the present utility model.

FIG. 2 is a perspective view of a portion of the structure of the present utility model.

Fig. 3 is a partial enlarged view of a portion T1 in fig. 2.

Fig. 4 is a perspective view of a part of the structure ii of the present utility model.

Fig. 5 is a partial enlarged view of a portion T2 in fig. 4.

Fig. 6 is a top view of the present utility model.

Fig. 7 is a cross-sectional view of A-A in fig. 6.

Fig. 8 is a partial enlarged view of a portion T3 in fig. 7.

Fig. 9 is a cross-sectional view of B-B in fig. 6.

Fig. 10 is a partial enlarged view of a portion T4 in fig. 9.

Fig. 11 is a perspective view of the connection stiffener of the present utility model.

The marks in the figure: 1. a cabinet door; 2. a foldable upper unit; 3. a foldable lower unit; 4. an upper middle frame; 5. a lower front frame; 6. a lower bottom frame; 7. a first slot; 8. connecting the reinforcement; 9. positioning the jack; 10. positioning the cutting; 11. an abutting portion; 12. an upper front frame; 13. a first connection groove; 14. a second connection groove; 15. a first connection protrusion; 16. a second connection protrusion; 17. a limit part; 18. a barb portion; 19. an upper side plate; 20. an upper rear plate; 21. a lower side plate; 22. a lower back plate; 23. positioning the protruding blocks; 24. a top frame; 25. a handle hole.

Detailed Description

The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature. It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Embodiment one: as shown in fig. 1 to 11, a folding storage wardrobe comprises a cabinet door 1, a foldable upper unit 2 and a foldable lower unit 3, wherein the foldable upper unit 2 and the foldable lower unit 3 are arranged in a vertically stacked manner as shown in fig. 1; the foldable upper unit 2 comprises an upper middle frame 4, the upper middle frame 4 is U-shaped, a cabinet door area is arranged in the front side area of the upper middle frame 4, and the upper middle frame 4 structure of the cabinet door installation area cannot provide bearing capacity for the front frame, so that the connection strength of the front frame and the connection area of the upper middle frame 4 is particularly important.

The foldable lower unit 3 comprises a lower front frame 5 and a lower bottom frame 6, the lower front frame 5 comprises a first left frame part and a first right frame part which are rotationally connected with the lower bottom frame 6, as shown in fig. 7 and 8, a first slot 7 is formed in the bottom surface of the upper middle frame 4, the first left frame part and the first right frame part are embedded into the first slot 7, and the first slot 7 not only provides a positioning function for the first left frame part and the first right frame part, but also disperses the upper acting force and the lower acting force for the lower front frame 5.

The upper and lower layer connection reinforced structure of folding storage wardrobe includes connection reinforcement 8, connection reinforcement 8 is located the inboard of upper middle frame 4, upper middle frame 4 upper cabinet door installing port's both sides have left connecting portion and right connecting portion respectively, all install connection reinforcement 8 on left connecting portion and the right connecting portion, the top section of first left side frame portion and the top section of first right side frame portion are all through connection reinforcement 8 and upper middle frame 4 fixed connection, left side connecting portion is through connection reinforcement 8 and first left side frame portion fixed connection promptly, right connecting portion is through connection reinforcement 8 and first right side frame portion fixed connection, through all fixed with lower floor front frame 5 with upper middle frame 4 both sides, improve front frame and bear upper and lower effort ability, and can also improve the connection steadiness between lower floor front frame 5 and the upper middle frame 4, be difficult for droing, warp, folding storage wardrobe's bulk strength has been improved greatly.

The left connecting part and the right connecting part are respectively provided with at least one positioning jack 9, in the embodiment, the number of the positioning jacks 9 is two, the connecting reinforcement 8 is provided with positioning cutting 10 corresponding to the number of the positioning jacks 9, the positioning cutting 10 is embedded into the corresponding positioning jacks 9, the positioning jacks 9 and the positioning cutting 10 are connected, on one hand, the installation positioning effect is provided for the connecting reinforcement 8, on the other hand, the connecting reinforcement 8 is not easy to naturally move and fall off after being installed, and the transverse movement of the upper middle frame 4 and the lower front frame 5 can be limited; the inner wall of the upper middle frame 4 is provided with an abutting part 11, the abutting part 11 is positioned at the top of the positioning jack 9, the positioning cutting 10 is inserted into the positioning jack 9 from top to bottom, the connecting reinforcing piece 8 abuts against the abutting part 11, the connecting reinforcing piece 8 is arranged in the positioning jack 9 from top to bottom, the connecting reinforcing piece 8 abuts against the abutting part 11 under the action of gravity, and the connecting middle frame is not easy to naturally drop, convenient to install and labor-saving.

The inside wall of upper middle frame 4 leans against with the outside wall of connection reinforcement 8, and connection reinforcement 8 is laminated mutually with the inside wall of upper middle frame 4 promptly, and the fixity of connection reinforcement 8 is stronger after leaning against, and the connection stability of upper middle frame 4 and lower floor front frame 5 is also higher, and has certain frictional force between the inside wall of connection reinforcement 8 and upper middle frame 4, and connection reinforcement 8 is difficult for droing naturally.

The foldable upper unit 2 further comprises an upper front frame 12, the upper front frame 12 and the lower front frame 5 form a cabinet door mounting opening, the cabinet door 1 is mounted in the cabinet door mounting opening, the upper front frame 12 comprises a second left frame part and a second right frame part which are rotationally connected with the upper middle frame 4, the bottom sections of the second left frame part and the bottom sections of the second right frame part are fixedly connected with the lower front frame 5 through connecting reinforcing pieces 8, the lower front frame 5 is fixedly connected with the upper front frame 12, the upper front frame 12 is fixedly connected with the lower front frame 5 through connecting reinforcing pieces 8, the upper layer and the lower layer of the wardrobe are fixedly connected with the upper front frame 5 through connecting reinforcing pieces 8, the stability of the lower front frame 5 and the upper front frame 12 is enhanced, the connection firmness between the lower front frame 5 and the upper middle frame 4 is enhanced, and even if the upper unit and the lower unit of the wardrobe are not provided with the front frame 5, the upper front frame 12 and the lower front frame 5 are not required to be integrally connected with the upper front frame 4 through the stability of the upper front frame 12 and the upper front frame 4; the cabinet door 1 is rotatably connected with the upper front frame 12 and the lower front frame 5.

The first connecting groove 13 is formed in the top inner wall of the first left frame portion and the top inner wall of the second right frame portion, the second connecting groove 14 is formed in the bottom inner wall of the second left frame portion and the bottom inner wall of the second right frame portion, the first connecting convex portion 15 and the second connecting convex portion 16 are formed in the side wall of the connecting reinforcement 8, the first connecting convex portion 15 is embedded into the first connecting groove 13, the second connecting convex portion 16 is embedded into the second connecting groove 14, the first connecting convex portion 15 and the second connecting convex portion 16 are respectively embedded into the first connecting groove 13 and the second connecting groove 14 when the positioning inserting strip 10 is inserted into the positioning inserting hole 9, the first connecting convex portion 15 and the second connecting convex portion 16 are arranged up and down, the connecting convex portions can be simultaneously connected with the upper frame portion and the lower frame portion when the connecting reinforcement 8 is installed, the connecting reinforcement 8 and the upper middle frame 4 can be enabled to disperse the acting force up and down, the bearing capacity of the upper front frame 12 and the lower front frame 5 is improved, and the overall strength of the wardrobe is improved.

As shown in fig. 9 and 10, the top edge parts of the first connecting groove 13 and the second connecting groove 14 are respectively provided with a limiting part 17, the first connecting convex part 15 and the second connecting convex part 16 are respectively provided with a barb part 18, when the first connecting convex part 15 is embedded into the first connecting groove 13 and the second connecting convex part 16 is embedded into the second connecting groove 14, the barb parts 18 are abutted against the bottom surfaces of the limiting parts 17, and after the barb parts 18 are abutted against the bottom surfaces of the limiting parts 17, the first connecting convex part 15 and the second connecting convex part 16 are not separated from the first connecting groove 13 and the second connecting groove 14 naturally, so that the fixed connection between the upper front frame 12 and the lower front frame 5 and the connection reinforcing piece 8 is realized; and because the folding storage wardrobe is made of plastic, the connecting reinforcement 8 is also made of plastic, and has certain elasticity, and a user can conveniently pull out the barb 18 so as to detach the connecting reinforcement 8.

The foldable upper unit 2 further comprises two upper side plates 19 which are oppositely arranged and an upper rear plate 20 which is positioned between the two upper side plates 19, wherein the upper side plates 19 and the upper rear plate 20 are both in rotary connection with the upper middle frame 4, and the second left frame part and the second right frame part are both in clamping connection with the side walls of the upper side plates 19; the foldable lower unit 3 further comprises two lower side plates 21 which are oppositely arranged and a lower back plate 22 which is positioned between the two lower side plates 21, the lower side plates 21 and the lower back plate 22 are rotationally connected with the lower bottom frame 6, the first left side frame part and the first right side frame part are connected with the side walls of the lower side plates 21 in a clamping manner, the side walls of the upper front frame 12 and the lower front frame are respectively connected with the upper side plates 19 and the lower side plates 21, the connection strength of the upper front frame 12 and the lower front frame 5 is improved, the upper acting force and the lower acting force borne by the side plates can be dispersed, the capability of bearing the upper acting force and the lower acting force of the side plates is improved, and the integral strength of the wardrobe is further improved.

More specifically, the side walls of the first left frame part and the first right frame part are respectively provided with a clamping convex block, the side wall of the upper side plate 19 is provided with a clamping hole corresponding to the clamping convex block, when the foldable upper unit 2 is in the unfolded state, the clamping convex blocks are embedded into the corresponding clamping holes, and the structures of the first left frame part and the first right frame part in the foldable lower unit 3 are similar to those described above; both sides of the upper back plate 20 are connected with the side walls of the two upper side plates 19 in a clamping way, and both sides of the lower back plate 22 are connected with the side walls of the two lower side plates 21 in a clamping way.

The side wall of the connection reinforcing member 8 is provided with a handle hole 25, and a user can lift up the connection reinforcing member 8 in a manner of inserting fingers into the handle hole 25, so that the user can conveniently move and detach the connection reinforcing member 8.

The tops of the upper side plate 19 and the lower side plate 21 are respectively provided with a plurality of positioning convex blocks 23, the bottom of the upper middle frame 4 is provided with a plurality of positioning grooves corresponding to the positioning convex blocks 23 one by one, and when the foldable upper unit 2 is laminated on the foldable lower unit 3, the positioning convex blocks 23 are uniformly embedded in the positioning grooves correspondingly; a top frame 24 is also mounted on top of the foldable upper unit 2, the top frame 24 being sleeved on top of the upper side plate 19, the upper rear plate 20 and the upper front frame 12.

Embodiment two: the structure and principle of the embodiment are basically the same as those of the first embodiment, and the basic same points are not described in detail, only different places are described, and the different places are as follows: the left connecting part and the right connecting part are respectively provided with a bolt hole, and the left connecting part and the right connecting part are respectively connected with the connecting reinforcing piece 8 through bolts.

Claims (10)

1. The folding storage wardrobe comprises a cabinet door (1), a foldable upper unit (2) and a foldable lower unit (3), wherein the foldable upper unit (2) and the foldable lower unit (3) are arranged in an up-down lamination manner; the foldable upper unit (2) comprises an upper middle frame (4), the upper middle frame (4) is U-shaped, a cabinet door installation area is arranged in the front side area of the upper middle frame (4), the foldable lower unit (3) comprises a lower front frame (5) and a lower bottom frame (6), the lower front frame (5) comprises a first left frame part and a first right frame part which are rotationally connected with the lower bottom frame (6), a first slot (7) is formed in the bottom surface of the upper middle frame (4), and the first left frame part and the first right frame part are embedded into the first slot (7); the folding storage wardrobe is characterized in that the upper and lower layer connection reinforcing structure of the folding storage wardrobe comprises a connection reinforcing piece (8), the connection reinforcing piece (8) is located on the inner side of the upper layer middle frame (4), and the top section of the first left frame portion and the top section of the first right frame portion are fixedly connected with the upper layer middle frame (4) through the connection reinforcing piece (8).

2. The upper and lower layer connection reinforcing structure of the folding storage wardrobe according to claim 1, wherein both sides of an upper cabinet door mounting opening of the upper middle frame (4) are respectively provided with a left connecting part and a right connecting part, and connection reinforcing pieces (8) are respectively mounted on the left connecting part and the right connecting part.

3. The upper and lower layer connection reinforcing structure of the folding storage wardrobe according to claim 2, wherein the left connecting portion and the right connecting portion are respectively provided with at least one positioning jack (9), the connecting reinforcing member (8) is provided with positioning cutting (10) corresponding to the positioning jacks (9), and the positioning cutting (10) is embedded into the corresponding positioning jacks (9).

4. A folding storage wardrobe upper and lower layer connection reinforcing structure according to claim 3, characterized in that the inner wall of the upper layer middle frame (4) is provided with an abutting part (11), the abutting part (11) is positioned at the top of the positioning jack (9), the positioning cutting (10) is inserted into the positioning jack (9) from top to bottom, and the connection reinforcing member (8) abuts against the abutting part (11).

5. The upper and lower layer connection reinforcing structure of the folding storage wardrobe according to claim 2, wherein the left connecting portion and the right connecting portion are respectively provided with a bolt hole, and are respectively connected with the connection reinforcing member (8) through bolts.

6. The upper and lower layer connection reinforcing structure of the folding storage wardrobe according to claim 1, wherein the inner side wall of the upper layer middle frame (4) is abutted against the outer side wall of the connection reinforcing member (8).

7. The upper and lower layer connection reinforcing structure of a folding storage wardrobe according to any one of claims 1 to 6, wherein the foldable upper layer unit (2) further comprises an upper layer front frame (12), the upper layer front frame (12) and the lower layer front frame (5) form a cabinet door installation opening, the cabinet door (1) is installed in the cabinet door installation opening, the upper layer front frame (12) comprises a second left frame part and a second right frame part which are rotationally connected with the upper layer middle frame (4), and a bottom section of the second left frame part and a bottom section of the second right frame part are fixedly connected with the lower layer front frame (5) through connection reinforcing pieces (8).

8. The folding storage wardrobe upper and lower layer connection reinforcing structure according to claim 7, wherein the first connection grooves (13) are formed in the top inner wall of the first left frame portion and the top inner wall of the second right frame portion, the second connection grooves (14) are formed in the bottom inner wall of the second left frame portion and the bottom inner wall of the second right frame portion, the first connection convex portions (15) and the second connection convex portions (16) are formed in the side walls of the connection reinforcing member (8), the first connection convex portions (15) are embedded in the first connection grooves (13), and the second connection convex portions (16) are embedded in the second connection grooves (14).

9. The folding storage wardrobe upper and lower layer connection reinforcing structure according to claim 8, wherein the top edge parts of the first connection groove (13) and the second connection groove (14) are provided with limiting parts (17), the first connection convex part (15) and the second connection convex part (16) are provided with barb parts (18), and when the first connection convex part (15) is embedded in the first connection groove (13) and the second connection convex part (16) is embedded in the second connection groove (14), the barb parts (18) are abutted against the bottom surfaces of the limiting parts (17).

10. The upper and lower layer connection reinforcing structure of the folding storage wardrobe according to claim 7, wherein the foldable upper layer unit (2) further comprises two upper layer side plates (19) which are oppositely arranged and an upper layer rear plate (20) which is positioned between the two upper layer side plates (19), the upper layer side plates (19) and the upper layer rear plate (20) are both rotationally connected with the upper layer middle frame (4), and the second left frame part and the second right frame part are both connected with the side wall clamping connection of the upper layer side plate (19); the foldable lower unit (3) further comprises two lower side plates (21) which are oppositely arranged and a lower back plate (22) which is positioned between the two lower side plates (21), the lower side plates (21) and the lower back plate (22) are rotationally connected with the lower bottom frame (6), and the first left side frame part and the first right side frame part are connected with the side walls of the lower side plates (21) in a clamping manner.