CN221219333U

CN221219333U - Seven-shaped crutch

Info

Publication number: CN221219333U
Application number: CN202322757890.8U
Authority: CN
Inventors: 王永超
Original assignee: Boloni Home Decor Beijing Co ltd
Current assignee: Boloni Home Decor Beijing Co ltd
Priority date: 2023-10-13
Filing date: 2023-10-13
Publication date: 2024-06-25
Anticipated expiration: 2033-10-13

Abstract

The utility model discloses a seven-shaped crutch, which comprises a gypsum board, wherein the cross section of the gypsum board along the direction parallel to the gypsum board is L-shaped; the gypsum board is provided with an outer lateral edge, an outer longitudinal edge, an inner lateral edge and an inner longitudinal edge; the outer lateral side, the outer longitudinal side, the inner lateral side and the inner longitudinal side are respectively wrapped with an outer lateral frame, an outer longitudinal frame, an inner lateral frame and an inner longitudinal frame, so that the outer lateral side, the outer longitudinal side, the inner lateral side and the inner longitudinal side of the gypsum board are respectively wrapped with a frame, the structural strength of the outer lateral side, the outer longitudinal side, the inner lateral side and the inner longitudinal side of the gypsum board is enhanced, the strength of the gypsum board is improved, and cracking of the gypsum board after long-time use is avoided; the outer transverse frame, the outer longitudinal frame, the inner transverse frame and the inner longitudinal frame are respectively provided with a board body inserting groove, and after the gypsum board is inserted into the board body inserting grooves, the frames can simultaneously protect from three surfaces of the gypsum board, so that the strength of the gypsum board is improved.

Description

Seven-shaped crutch

Technical Field

The utility model relates to the field of building construction, in particular to a seven-shaped crutch.

Background

The seven-shaped crutch is characterized in that at each corner of the suspended ceiling, an entire gypsum board is used for L-shaped cutting, instead of splicing two gypsum boards, the main purpose of the operation is to prevent the crack at the corners caused by thermal expansion and cold contraction of the gypsum boards in the future, and the consumption of materials is increased by adopting the entire gypsum board, but the possibility of top cracking is greatly reduced. Nevertheless, the gypsum board corners still tend to crack under prolonged use, as the seven-turn is typically a whole sheet, requiring a whole replacement once damaged. Therefore, a seven-character crutch with higher strength and less easy damage is needed.

Patent document 1 (bulletin number: CN 203755521U) discloses a suspended ceiling frame, which comprises a base frame section bar and a decoration section bar, wherein the base frame section bar is provided with an encircling structure, the decoration section bar is fixedly installed in the encircling structure through pressing a clamping hook and a tooth-shaped claw hook, two ends of the base frame section bar and the decoration section bar are cut into 45-degree angles to be spliced into a rectangular frame, and 4 corners of the rectangular frame are fixedly connected through angle codes. The suspended ceiling frame is firmly connected by adopting a surrounding claw hook structure, and the suspended ceiling frame aims at preventing the section bar from falling off, but the structure cannot improve the strength of the section bar and cannot avoid the damage of the section bar.

Patent document 2 (bulletin number: CN 206903034U) discloses a positioning support suspended ceiling structure, which comprises main keels transversely arranged between walls, and suspenders connected with a roof and vertically arranged, wherein the suspenders are connected with the main keels, and the end parts of the main keels are lapped on corner joints installed on corresponding walls. And the end part of the main keel is provided with a mounting seat. And one side of a backboard vertically arranged on the mounting seat is provided with an Elite board. And the wall body is provided with a supporting seat. And an auxiliary keel is transversely arranged below the end part of the main keel, one end of the auxiliary keel is connected with the Elite plate, and the other end of the auxiliary keel is inserted into a connecting groove arranged on the supporting seat. The outer side of the frame is stuck with a gypsum board. The suspended ceiling structure aims to ensure that the whole suspended ceiling structure has enough supporting strength, and meanwhile, the space in the suspended ceiling is increased, so that the pipeline arrangement in the suspended ceiling is easy; but this structure does not increase the strength of the gypsum board nor does it avoid damage to the gypsum board.

Disclosure of utility model

In view of the above, the utility model provides a seven-word crutch with higher strength and less damage.

The application provides a seven-word crutch, comprising: the gypsum board and a frame connected with the gypsum board, wherein the cross section of the gypsum board along the direction parallel to the gypsum board is L-shaped; the gypsum board is provided with an outer lateral side, an outer longitudinal side, an inner lateral side and an inner longitudinal side; the outer lateral edges are connected with the outer longitudinal edges to form a right-angle structure protruding towards the direction away from the gypsum board; the inner lateral edges are connected with the inner longitudinal edges to form a right-angle structure which is sunken towards the direction close to the gypsum board;

The frame comprises an outer transverse frame, an outer longitudinal frame, an inner transverse frame and an inner longitudinal frame; the outer transverse frame is sleeved on the outer transverse edge, the outer longitudinal frame is sleeved on the outer longitudinal edge, and the outer transverse frame and the outer longitudinal frame are connected through an outer corner joint to form a right-angle structure; the inner transverse frame is sleeved on the inner transverse edge, the inner longitudinal frame is sleeved on the inner longitudinal edge, and the inner transverse frame and the inner longitudinal frame are connected through an inner corner joint to form a right-angle structure;

The outer transverse frame, the outer longitudinal frame, the inner transverse frame and the inner longitudinal frame all comprise left longitudinal beams; the left longitudinal beam extends along a direction perpendicular to the gypsum board; the left longitudinal beam is sequentially connected with a head cross beam, a middle cross beam and a tail cross beam along the direction perpendicular to the gypsum board; the head cross beam, the middle cross beam and the tail cross beam all extend in a direction parallel to the gypsum board; the head cross beam, the middle cross beam and the tail cross beam are all positioned on one side of the left longitudinal beam, which is close to the gypsum board; a right longitudinal beam is connected to one side of the middle cross beam and one side of the tail cross beam, which are far away from the left longitudinal beam; the head cross beam, the left longitudinal beam and the middle cross beam surround a board body inserting groove, and the gypsum board is inserted into the board body inserting groove; the middle cross beam, the left longitudinal beam, the tail cross beam and the right longitudinal beam surround to form angle code inserting grooves, and the outer angle code and the inner angle code are respectively inserted into the corresponding angle code inserting grooves.

Optionally, a middle buckle is arranged on one side of the middle cross beam, which is close to the corner connector slot, and a tail buckle is arranged on one side of the tail cross beam, which is close to the corner connector slot.

Optionally, the left longitudinal beam is equipped with along being parallel to the direction of gypsum board link up at least one jackscrew through-hole, the jackscrew through-hole with the angle sign indicating number jack-in groove is linked together, every the jackscrew through-hole interpolation is equipped with a jackscrew, the jackscrew supports and is in corresponding outside angle sign indicating number with on the inboard angle sign indicating number.

Optionally, the number of the jackscrew through holes is a plurality, and the plurality of the jackscrew through holes extend along the direction perpendicular to the gypsum board.

Optionally, the number of the jackscrew through holes is a plurality, and the plurality of the jackscrew through holes extend along a direction parallel to the gypsum board.

Optionally, an anti-slip surface is arranged on one side of the head cross beam away from the board body inserting groove, and the anti-slip surface is provided with wavy textures.

Optionally, a plurality of anti-fall teeth are arranged on one side of the head cross beam and/or one side of the middle cross beam, which is close to the board body inserting groove.

Optionally, the anti-back-off tooth is inclined towards a side close to the left longitudinal beam.

Optionally, a head round chamfer is arranged at the joint of the head cross beam and one side of the left longitudinal beam, which is close to the board body inserting groove.

Optionally, a middle round chamfer is arranged at the joint of the middle cross beam and one side of the left longitudinal beam, which is close to the board body inserting groove.

Compared with the prior art, the seven-character crutch provided by the utility model at least has the following beneficial effects:

The utility model provides a seven-word crutch, comprising: a gypsum board for mounting to a suspended ceiling or ceiling during home decoration, and a frame connected to the gypsum board; the cross section of the gypsum board along the direction parallel to the gypsum board is L-shaped; the gypsum board is provided with an outer lateral edge, an outer longitudinal edge, an inner lateral edge and an inner longitudinal edge; the outer lateral side, the outer longitudinal side, the inner lateral side and the inner longitudinal side of the gypsum board are respectively wrapped with the outer lateral side frame, the outer longitudinal side frame, the inner lateral side frame and the inner longitudinal side frame, so that the outer lateral side, the outer longitudinal side, the inner lateral side and the inner longitudinal side of the gypsum board are respectively wrapped with one frame, the structural strength of the outer lateral side, the outer longitudinal side, the inner lateral side and the inner longitudinal side of the gypsum board is enhanced, the strength of the gypsum board is improved, and cracking of the gypsum board after long-time use is avoided; the outer transverse frame, the outer longitudinal frame, the inner transverse frame and the inner longitudinal frame are respectively provided with a board body inserting groove, and after the gypsum board is inserted into the board body inserting grooves, the frames can protect three surfaces of the gypsum board at the same time, so that the strength of the gypsum board is improved; in addition, the outer transverse frame, the outer longitudinal frame, the inner transverse frame and the inner longitudinal frame are respectively provided with an angle code inserting groove, and the inner transverse frame and the inner longitudinal frame, the outer transverse frame and the outer longitudinal frame can be spliced by respectively inserting the two support arms of the angle code into the angle code inserting grooves of the corresponding frames, so that the structural strength of the corners of the frames and the corners of the gypsum board is further enhanced; the seven-shaped crutch has higher strength and is not easy to damage.

Of course, it is not necessary for any one product embodying the utility model to achieve all of the technical effects described above at the same time.

Other features of the present utility model and its advantages will become apparent from the following detailed description of exemplary embodiments of the utility model, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description, serve to explain the principles of the utility model.

FIG. 1 is a schematic diagram of a seven-turn structure provided by an embodiment of the utility model;

FIG. 2 is an exploded view of a seven-turn structure provided by an embodiment of the present utility model;

FIG. 3 is a cross-sectional view of A-A' of FIG. 1;

Fig. 4 is a schematic structural diagram of a frame according to an embodiment of the present utility model.

Detailed Description

Various exemplary embodiments of the present utility model will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise.

The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses.

Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate.

In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of exemplary embodiments may have different values.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

Referring to fig. 1 to 4, fig. 1 is a schematic structural diagram of a seven-turn provided in an embodiment of the present utility model, fig. 2 is an exploded structural diagram of a seven-turn provided in an embodiment of the present utility model, fig. 3 is a cross-sectional view A-A' in fig. 1, and fig. 4 is a schematic structural diagram of a frame provided in an embodiment of the present utility model, where the embodiment provides a seven-turn comprising: a gypsum board 1 and a frame 2 connected with the gypsum board 1, wherein the section shape of the gypsum board 1 along the direction parallel to the gypsum board 1 is L-shaped; the gypsum board 1 is provided with an outer lateral side 11, an outer longitudinal side 12, an inner lateral side 13 and an inner longitudinal side 14; the outer lateral edges 11 and the outer longitudinal edges 12 are connected to form a right-angle structure protruding towards the direction away from the gypsum board 1; the inner lateral edge 13 and the inner longitudinal edge 14 are connected to form a right-angle structure which is concave towards the direction approaching the plasterboard 1;

The frame 2 comprises an outer transverse frame 21, an outer longitudinal frame 22, an inner transverse frame 23 and an inner longitudinal frame 24; the outer transverse frame 21 is sleeved on the outer transverse edge 11, the outer longitudinal frame 22 is sleeved on the outer longitudinal edge 12, and the outer transverse frame 21 and the outer longitudinal frame 22 are connected into a right-angle structure through the outer corner bracket 3; the inner transverse frame 23 is sleeved on the inner transverse edge 13, the inner longitudinal frame 24 is sleeved on the inner longitudinal edge 14, and the inner transverse frame 23 and the inner longitudinal frame 24 are connected through the inner corner bracket 4 to form a right-angle structure;

The outer transverse frame 21, the outer longitudinal frame 22, the inner transverse frame 23 and the inner longitudinal frame 24 all comprise left longitudinal beams 25; the left side member 25 extends in a direction perpendicular to the gypsum board 1; the left longitudinal beam 25 is sequentially connected with a head cross beam 26, a middle cross beam 27 and a tail cross beam 28 along the direction vertical to the gypsum board 1; the head beam 26, the middle beam 27 and the tail beam 28 all extend in a direction parallel to the plasterboard 1; the head cross beam 26, the middle cross beam 27 and the tail cross beam 28 are all positioned on one side of the left longitudinal beam 25 close to the gypsum board 1; a right longitudinal beam 29 is connected to one side of the middle cross beam 27 and the tail cross beam 28, which is far away from the left longitudinal beam 25; the head cross beam 26, the left longitudinal beam 25 and the middle cross beam 27 surround the plate body inserting groove 230, and the gypsum board 1 is inserted into the plate body inserting groove 230; the middle cross beam 27, the left longitudinal beam 25, the tail cross beam 28 and the right longitudinal beam 29 surround and form a corner bracket inserting groove 231, and the outer corner bracket 3 and the inner corner bracket 4 are respectively inserted into the corresponding corner bracket inserting groove 231.

Specifically, with continued reference to fig. 1, it should be noted that fig. 1 illustrates only one structure of the seven-turn, and does not represent the actual structure of the seven-turn, and fig. 1 illustrates only the relative positional relationship of the gypsum board, the corner brace, and the frame, and does not limit the actual shapes and sizes of the gypsum board, the corner brace, and the frame; fig. 1 is a diagram illustrating a structure of a seven-turn, and only corresponding structures of a gypsum board, a corner brace, and a frame are drawn for clarity of illustrating an assembly structure of the seven-turn, and the corner brace is indicated by a dotted line for clarity of illustrating a technical scheme of the present embodiment; the embodiment provides a seven-word crutch, comprising: a plasterboard 1 and a frame 2 connected to the plasterboard 1, the plasterboard 1 being intended to be mounted on a suspended ceiling or ceiling at home; specifically, the gypsum board 1 can be connected with a suspended ceiling or a ceiling through a plurality of fasteners 5, and the fasteners 5 can be bolts or screws; the gypsum board 1 has an L-shape in cross-section in a direction parallel to the gypsum board 1; because the gypsum board 1 is L-shaped, the gypsum board can be conveniently installed at the corner of a suspended ceiling or a ceiling, the whole gypsum board 1 can not only completely cover the corner, but also avoid the cracking phenomenon caused by splicing a plurality of gypsum boards; as shown in fig. 2, the gypsum board 1 is provided with an outer lateral side 11, an outer longitudinal side 12, an inner lateral side 13 and an inner longitudinal side 14; the outer lateral edges 11 and the outer longitudinal edges 12 are connected to form a right-angle structure protruding towards the direction away from the gypsum board 1; the inner lateral edge 13 and the inner longitudinal edge 14 are connected to form a right-angle structure which is concave towards the direction approaching the plasterboard 1;

With continued reference to fig. 2, in this embodiment, the edges of the gypsum board 1 are wrapped by using the frame 2, so as to improve the strength of the gypsum board 1 and avoid cracking of the gypsum board 1 after long-term use; as shown in fig. 3, the frame 2 includes an outer transverse frame 21, an outer longitudinal frame 22, an inner transverse frame 23 and an inner longitudinal frame 24; the outer transverse frame 21 is sleeved on the outer transverse edge 11, the outer longitudinal frame 22 is sleeved on the outer longitudinal edge 12, and the outer transverse frame 21 and the outer longitudinal frame 22 are connected into a right-angle structure through the outer corner bracket 3; the side of the outer transverse frame 21, which is close to the outer longitudinal frame 22, is provided with an inclined plane inclined by 45 degrees, and the side of the outer longitudinal frame 22, which is close to the outer transverse frame 21, is provided with an inclined plane inclined by 45 degrees, so that the inclined plane of the outer transverse frame 21 and the inclined plane of the outer longitudinal frame 22 can be contacted and spliced into a right-angle structure; the inclination angle of the inclined plane of the outer lateral frame 21 on the side close to the outer longitudinal frame 22 and the inclination angle of the inclined plane of the outer longitudinal frame 22 on the side close to the outer lateral frame 21 may be 10 °, 30 °, 60 ° or 80 °, so long as the inclination angle of the inclined plane of the outer lateral frame 21 on the side close to the outer longitudinal frame 22 and the inclination angle of the inclined plane of the outer longitudinal frame 22 on the side close to the outer lateral frame 21 are made to be complementary (i.e., the sum of both angles is 90 °), which is not particularly limited in this embodiment; the inner transverse frame 23 is sleeved on the inner transverse edge 13, the inner longitudinal frame 24 is sleeved on the inner longitudinal edge 14, and the inner transverse frame 23 and the inner longitudinal frame 24 are connected through the inner corner bracket 4 to form a right-angle structure; The side of the inner transverse frame 23, which is close to the inner longitudinal frame 24, is provided with an inclined plane inclined by 45 degrees, and the side of the inner longitudinal frame 24, which is close to the inner transverse frame 23, is provided with an inclined plane inclined by 45 degrees, so that the inclined plane of the inner transverse frame 23 and the inclined plane of the inner longitudinal frame 24 can be contacted and spliced into a right-angle structure; the inclination angle of the inclined plane of the inner lateral frame 23 on the side close to the inner longitudinal frame 24 and the inclination angle of the inclined plane of the inner longitudinal frame 24 on the side close to the inner lateral frame 23 may be 10 °, 30 °, 60 ° or 80 °, so long as the inclination angle of the inclined plane of the inner lateral frame 23 on the side close to the inner longitudinal frame 24 and the inclination angle of the inclined plane of the inner longitudinal frame 24 on the side close to the inner lateral frame 23 are made to be complementary (i.e., the sum of the two angles is 90 °), which is not particularly limited in this embodiment; In the embodiment, the outer lateral side 11, the outer longitudinal side 12, the inner lateral side 13 and the inner longitudinal side 14 on the gypsum board 1 are respectively wrapped with the outer lateral side frame 21, the outer longitudinal side frame 22, the inner lateral side frame 23 and the inner longitudinal side frame 24, so that the outer lateral side 11, the outer longitudinal side 12, the inner lateral side 13 and the inner longitudinal side 14 of the gypsum board 1 are respectively wrapped with one frame, the structural strength of the outer lateral side 11, the outer longitudinal side 12, the inner lateral side 13 and the inner longitudinal side 14 of the gypsum board 1 is enhanced, and because the outer lateral side frame 21 and the outer longitudinal side frame 22 are connected into a whole right-angle structure, the inner lateral side 13 and the inner longitudinal side 14 are connected into a whole right-angle structure, The inner right-angle edge and the outer right-angle edge of the L-shaped gypsum board 1 can realize integral protection, and cracking from the corner of the gypsum board 1 is avoided.

With continued reference to fig. 3, as shown in conjunction with fig. 2, the outer lateral frame 21, the outer longitudinal frame 22, the inner lateral frame 23, and the inner longitudinal frame 24 each include a left longitudinal beam 25; the left side member 25 extends in a direction perpendicular to the gypsum board 1; the left longitudinal beam 25 is sequentially connected with a head cross beam 26, a middle cross beam 27 and a tail cross beam 28 along the direction vertical to the gypsum board 1; the head beam 26, the middle beam 27 and the tail beam 28 all extend in a direction parallel to the plasterboard 1; the head cross beam 26, the middle cross beam 27 and the tail cross beam 28 are all positioned on one side of the left longitudinal beam 25 close to the gypsum board 1; the middle cross beam 27 and the tail cross beam 28 are connected with a right longitudinal beam 29 on one side far away from the left longitudinal beam 25, the right longitudinal beam 29 extends along the direction vertical to the gypsum board 1, and two ends of the right longitudinal beam 29 along the direction vertical to the gypsum board 1 are fixedly connected with the middle cross beam 27 and the tail cross beam 28 respectively; referring to fig. 4, the head cross member 26, the left side member 25 and the middle cross member 27 surround the board body insertion groove 230, and the board body insertion groove 230 has a rectangular cross-sectional shape in a direction perpendicular to the gypsum board 1; gypsum board 1 is inserted into board body insertion groove 230; the middle cross beam 27, the left longitudinal beam 25, the tail cross beam 28 and the right longitudinal beam 29 surround and form a corner joint groove 231, and the cross section of the corner joint groove 231 along the direction perpendicular to the gypsum board 1 is rectangular; the outer corner connector 3 and the inner corner connector 4 are respectively inserted into the corresponding corner connector inserting grooves 231; illustratively, the inner corner brace 4 has a transverse arm 41 and a longitudinal arm 42, the transverse arm 41 and the longitudinal arm 42 are connected to form a right-angle structure, the transverse arm 41 may be inserted into the corner brace insertion slot 231 on the inner transverse frame 23, the longitudinal arm 42 may be inserted into the corner brace insertion slot 231 on the inner longitudinal frame 24, and the connection manner of the outer corner brace 3 and the outer transverse frame 2 and the outer longitudinal frame 22 may be the same as that of the inner corner brace 4, which is not described herein again; in this embodiment, the outer transverse frame 21, the outer longitudinal frame 22, the inner transverse frame 23 and the inner longitudinal frame 24 are respectively provided with a board body inserting groove 230, and after the gypsum board 1 is inserted into the board body inserting groove 230, the frames can protect three surfaces of the gypsum board 1 at the same time, so that the strength of the gypsum board 1 is improved; in addition, the outer transverse frame 21, the outer longitudinal frame 22, the inner transverse frame 23 and the inner longitudinal frame 24 are respectively provided with a corner joint groove 231, and the inner transverse frame 23, the inner longitudinal frame 24, the outer transverse frame 2 and the outer longitudinal frame 22 can be spliced by respectively inserting the two support arms of the corner joint into the corner joint grooves 231 of the corresponding frames, so that the structural strength of the corners of the frames and the corners of the gypsum board 1 is further enhanced.

When in field installation, the outer transverse frame 21, the outer longitudinal frame 22, the inner transverse frame 23, the inner longitudinal frame 24, the outer corner bracket 3 and the inner corner bracket 4 need to be machined in a factory in advance, then on the ground of a construction site, measuring a large-size whole gypsum board according to the pre-designed size, and cutting the gypsum board into the required L shape; two support arms of the outer corner connector 3 are respectively inserted into the corner connector inserting grooves 231 of the outer transverse frame 21 and the outer longitudinal frame 22, so that the outer transverse frame 21 and the outer longitudinal frame 22 are spliced into a right-angle structure, and the outer transverse side 11 and the outer longitudinal side 12 of the cut gypsum board are correspondingly inserted into the board body inserting grooves 230 of the outer transverse frame 21 and the outer longitudinal frame 22 at the same time; two support arms of the inner corner bracket 4 are respectively inserted into the corner bracket inserting grooves 231 of the inner transverse frame 23 and the inner longitudinal frame 24, so that the inner transverse frame 23 and the inner longitudinal frame 24 are spliced into an integral right-angle structure, and the inner transverse side 13 and the inner longitudinal side 14 of the cut gypsum board are correspondingly inserted into the board body inserting grooves 230 of the inner transverse frame 23 and the inner longitudinal frame 24 at the same time, so that the integral splicing of the seven-shaped crutch is completed; because the gypsum board 1 is used for being installed on a suspended ceiling or a ceiling in home decoration, a light steel keel is usually installed on the suspended ceiling or the ceiling in advance, and a seven-shaped crutch spliced into an integral structure is installed on the light steel keel through a fastener 5 (a bolt or a screw); the fastening means 5 may in particular be arranged in the area enclosed by the outer transverse border 21, the outer longitudinal border 22, the inner transverse border 23 and the inner longitudinal border 24.

According to the embodiment, the seven-character crutch provided by the embodiment at least realizes the following beneficial effects:

The seven-word crutch provided by the embodiment comprises: a plasterboard 1 and a frame 2 connected to the plasterboard 1, the plasterboard 1 being intended to be mounted on a suspended ceiling or ceiling at home; the gypsum board 1 has an L-shape in cross-section in a direction parallel to the gypsum board 1; the gypsum board 1 is provided with an outer lateral side 11, an outer longitudinal side 12, an inner lateral side 13 and an inner longitudinal side 14; the outer lateral side 11, the outer longitudinal side 12, the inner lateral side 13 and the inner longitudinal side 14 on the gypsum board 1 are respectively wrapped with the outer lateral side frame 21, the outer longitudinal side frame 22, the inner lateral side frame 23 and the inner longitudinal side frame 24, so that the outer lateral side 11, the outer longitudinal side 12, the inner lateral side 13 and the inner longitudinal side 14 of the gypsum board 1 are respectively wrapped with one frame, the structural strength of the outer lateral side 11, the outer longitudinal side 12, the inner lateral side 13 and the inner longitudinal side 14 of the gypsum board 1 is enhanced, the strength of the gypsum board 1 is improved, and cracking of the gypsum board 1 after long-time use is avoided; the outer transverse frame 21, the outer longitudinal frame 22, the inner transverse frame 23 and the inner longitudinal frame 24 are respectively provided with a board body inserting groove 230, and after the gypsum board 1 is inserted into the board body inserting groove 230, the frames can simultaneously protect from three surfaces of the gypsum board 1, so that the strength of the gypsum board 1 is improved; in addition, the outer transverse frame 21, the outer longitudinal frame 22, the inner transverse frame 23 and the inner longitudinal frame 24 are respectively provided with a corner joint groove 231, and the inner transverse frame 23, the inner longitudinal frame 24, the outer transverse frame 2 and the outer longitudinal frame 22 can be spliced by respectively inserting the two support arms of the corner joint into the corner joint grooves 231 of the corresponding frames, so that the structural strength of the corners of the frames and the corners of the gypsum board 1 is further enhanced; the seven-shaped crutch has higher strength and is not easy to damage.

With continued reference to fig. 3, in some alternative embodiments, the middle beam 27 has a middle catch 232 on a side thereof adjacent the corner key mating slot 231 and the tail beam 28 has a tail catch 233 on a side thereof adjacent the corner key mating slot 231.

Specifically, with continued reference to fig. 3, a middle buckle 232 is disposed on a side of the middle beam 27, which is close to the corner connector slot 231, and the cross section of the middle buckle 232 along the direction perpendicular to the gypsum board 1 is rectangular; a tail buckle 233 is arranged on one side of the tail beam 28, which is close to the corner joint inserting groove 231, and the cross section of the tail buckle 233 along the direction perpendicular to the gypsum board 1 is rectangular; when the outer corner connector 3 and the inner corner connector 4 are inserted into the corner connector inserting groove 231, the middle buckle 232 and the tail buckle 233 can abut against the outer walls of the outer corner connector 3 and the inner corner connector 4, so that the corner connector can be clamped and is not easy to slide; optionally, in order to make the angle code insert in the angle code insert slot 231 more firmly, when pushing the support arm of the angle code into the angle code insert slot 231, the middle part buckle 232 and the tail buckle 233 may be worn out under the action of friction force of the frame and the angle code, so that the angle code insert slot 231 is in closer contact with and attached to the outer angle code 3 and the inner angle code 4, and the connection strength of the frame and the angle code is improved.

With continued reference to fig. 3 and 4, in some alternative embodiments, the left stringer 25 is provided with at least one jack screw through hole 234 extending in a direction parallel to the plasterboard 1, the jack screw through holes 234 being in communication with the corner bracket insertion slots 231, one jack screw 235 being interposed in each jack screw through hole 234, the jack screws 235 abutting against the corresponding outer corner bracket 3 and inner corner bracket 4.

Specifically, as shown in fig. 3 and fig. 4, in this embodiment, the left longitudinal beam 25 is provided with at least one jack screw through hole 234 penetrating along a direction parallel to the gypsum board 1, the jack screw through holes 234 are communicated with the corner connector grooves 231, each jack screw through hole 234 is internally provided with a jack screw 235, and the jack screws 235 are propped against the corresponding outer corner connector 3 and inner corner connector 4; the jackscrew is used for fastening effect, is particularly used for preventing the angle sign indicating number from generating the change shaft hole of position to the frame in the use between frame and the angle sign indicating number.

With continued reference to fig. 3, in some alternative embodiments, the number of jackscrew through-holes 234 is multiple, with the multiple jackscrew through-holes 234 extending in a direction perpendicular to the gypsum board 1.

Specifically, as shown in fig. 3, the number of the jackscrew through holes 234 is plural in this embodiment, and the plurality of jackscrew through holes 234 extend along the direction perpendicular to the gypsum board 1, that is, the plurality of jackscrew through holes 234 may be arranged along the extending direction of the left longitudinal beam 25, and each jackscrew through hole 234 is internally provided with one jackscrew 235, so that a plurality of jackscrews 235 may be installed on the same corner bracket, thereby improving the connection strength of the frame and the corner bracket, and further improving the overall structural strength of the seven-character crutch.

With continued reference to fig. 3, in some alternative embodiments, the number of jackscrew through-holes 234 is multiple, with the multiple jackscrew through-holes 234 extending in a direction parallel to the gypsum board 1.

Specifically, as shown in fig. 3, the number of the jack screw through holes 234 is plural in this embodiment, and the plurality of jack screw through holes 234 extend in a direction parallel to the gypsum board 1; each jackscrew through hole 234 interpolation is equipped with a jackscrew 235 for can install a plurality of jackscrews 235 on the same angle sign indicating number, improve the joint strength of frame and angle sign indicating number, and then improve the overall structure intensity of seven words turns.

It should be noted that, the plurality of jackscrew through holes 234 may also extend along the direction perpendicular to the gypsum board 1 and the direction parallel to the gypsum board 1, and the plurality of jackscrew through holes 234 are arranged in an array manner, so as to improve the connection strength between the frame and the corner connector, and further improve the overall structural strength of the seven-shaped crutch.

With continued reference to FIG. 3, in some alternative embodiments, the side of the head rail 26 remote from the plate body mating slot 230 is provided with a non-slip surface 236, the non-slip surface 236 having a wavy texture.

Specifically, with continued reference to fig. 3, in this embodiment, an anti-slip surface 236 is disposed on a side of the head beam 26 away from the board body insertion slot 230, and the anti-slip surface 236 has a wavy texture; since the gypsum board 1 is used for being installed on a suspended ceiling or a ceiling when being assembled, the anti-slip surface 236 can be contacted with the suspended ceiling or the ceiling when being installed or after being installed, and the anti-slip surface 236 has wave-shaped textures, so that the friction force when the anti-slip surface 236 is contacted with the suspended ceiling or the ceiling can be improved, and the sliding is prevented; in addition, the anti-slip surface 236 is arranged on the frame, so that falling during frame carrying can be avoided, and frame carrying efficiency can be improved.

With continued reference to fig. 3 and 4, in some alternative embodiments, the head rail 26 and/or the middle rail 27 are provided with a plurality of anti-backup teeth 237 on a side thereof adjacent to the plate body mating slot 230.

Specifically, with continued reference to fig. 3 and 4, in this embodiment, a plurality of anti-back teeth 237 are disposed on a side of the head beam 26 and/or the middle beam 27 adjacent to the board insertion slot 230; it can be appreciated that in this embodiment, only one side of the head beam 26, which is close to the board body inserting groove 230, may be provided with a plurality of anti-fall teeth 237, in this embodiment, only one side of the middle beam 27, which is close to the board body inserting groove 230, may be provided with a plurality of anti-fall teeth 237, in this embodiment, one sides of the head beam 26 and the middle beam 27, which are close to the board body inserting groove 230, may be provided with a plurality of anti-fall teeth 237, and when the gypsum board 1 is inserted into the board body inserting groove 230, the anti-fall teeth 237 may prevent the gypsum board 1 from falling out of the board body inserting groove 230, thereby improving the connection strength between the gypsum board 1 and the frame.

Optionally, part of the top end of the anti-back-out tooth 237 may be embedded into the plasterboard 1, so as to further improve the connection strength between the plasterboard 1 and the frame.

With continued reference to fig. 3 and 4, in some alternative embodiments, the anti-backup tooth 237 is sloped toward a side proximate the left rail 25.

Specifically, referring to fig. 3 and 4, the anti-pawl 237 in this embodiment is inclined toward the side close to the left longitudinal beam 25, so that the process of inserting the gypsum board 1 into the board body inserting groove 230 can be smoother, and the gypsum board 1 can be prevented from falling off from the board body inserting groove 230 after inserting the gypsum board 1 into the board body inserting groove 230, thereby improving the connection strength between the gypsum board 1 and the frame.

With continued reference to fig. 3 and 4, in some alternative embodiments, the junction of the head rail 26 and the left rail 25 on the side of the panel socket 230 is provided with a head rounded chamfer 238.

Specifically, with continued reference to fig. 3 and 4, in this embodiment, a head round chamfer 238 is provided at the connection between the head cross member 26 and the left side member 25 near the side of the board body insertion slot 230; that is, the inner corners of the board insertion groove 230 are formed in an arc shape, when the gypsum board 1 is inserted into the board insertion groove 230, the head rounded chamfer 238 may prevent the gypsum board 1 from completely filling the board insertion groove 230, and a certain residual space exists between the gypsum board 1 and the board insertion groove 230, and since the gypsum board 1 may expand with heat and contract with cold in use, there is a slight volume change of the gypsum board 1, and the residual space may provide a receiving space when the volume of the gypsum board 1 is slightly changed; in addition, in order to further improve the connection strength of the gypsum board 1 and the frame, an adhesive can be coated between the gypsum board 1 and the board body inserting groove 230, and at this time, the remaining space between the gypsum board 1 and the board body inserting groove 230 can be used as an overflow glue groove, so that a large amount of adhesive is prevented from overflowing.

With continued reference to fig. 3 and 4, in some alternative embodiments, the junction of the center cross member 27 and the left side member 25 on the side of the panel body socket 230 is provided with a center rounded chamfer 239.

Specifically, with continued reference to fig. 3 and 4, in this embodiment, a middle circular chamfer 239 is provided at a connection portion between the middle cross member 27 and the left longitudinal member 25 at a side of the board body insertion slot 230; that is, the inner corners of the board insertion groove 230 are arc-shaped, when the gypsum board 1 is inserted into the board insertion groove 230, the middle circular chamfer 239 may make the gypsum board 1 unable to completely fill the board insertion groove 230, and a certain residual space exists between the gypsum board 1 and the board insertion groove 230, and since the gypsum board 1 may expand with heat and contract with cold in use, there is a slight volume change of the gypsum board 1, and the residual space may provide a receiving space when the volume of the gypsum board 1 is slightly changed; in addition, in order to further improve the connection strength of the gypsum board 1 and the frame, an adhesive can be coated between the gypsum board 1 and the board body inserting groove 230, and at this time, the remaining space between the gypsum board 1 and the board body inserting groove 230 can be used as an overflow glue groove, so that a large amount of adhesive is prevented from overflowing.

According to the embodiment, the seven-character crutch provided by the utility model has the following beneficial effects:

While certain specific embodiments of the utility model have been described in detail by way of example, it will be appreciated by those skilled in the art that the above examples are for illustration only and are not intended to limit the scope of the utility model. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the utility model. The scope of the utility model is defined by the appended claims.

Claims

1. A seven-piece crutch, comprising: the gypsum board and a frame connected with the gypsum board, wherein the cross section of the gypsum board along the direction parallel to the gypsum board is L-shaped; the gypsum board is provided with an outer lateral side, an outer longitudinal side, an inner lateral side and an inner longitudinal side; the outer lateral edges are connected with the outer longitudinal edges to form a right-angle structure protruding towards the direction away from the gypsum board; the inner lateral edges are connected with the inner longitudinal edges to form a right-angle structure which is sunken towards the direction close to the gypsum board;

2. The seven-piece crutch of claim 1, wherein a middle buckle is arranged on one side of the middle cross beam, which is close to the corner connector groove, and a tail buckle is arranged on one side of the tail cross beam, which is close to the corner connector groove.

3. The seven-piece crutch according to claim 1, characterized in that the left longitudinal beam is provided with at least one jackscrew through hole penetrating in a direction parallel to the plasterboard, the jackscrew through holes are communicated with the corner connector grooves, each jackscrew through hole is internally provided with a jackscrew, and the jackscrews are propped against the corresponding outer corner connector and the corresponding inner corner connector.

4. A seven-turn according to claim 3, wherein the number of said jackscrew through holes is plural, a plurality of said jackscrew through holes extending in a direction perpendicular to said gypsum board.

5. A seven-turn according to claim 3, wherein the number of said jackscrew through holes is plural, a plurality of said jackscrew through holes extending in a direction parallel to said gypsum board.

6. The seven-piece crutch of claim 1, wherein the side of the head beam away from the plate body socket is provided with an anti-slip surface, and the anti-slip surface has a wavy texture.

7. The seven-shaped crutch according to claim 1, wherein a plurality of anti-back teeth are arranged on one side of the head cross beam and/or the middle cross beam, which is close to the board body inserting groove.

8. The seven-turn of claim 7 wherein the anti-backup tooth is angled toward a side proximate the left side rail.

9. The seven-shaped crutch according to claim 1, wherein a head round chamfer is arranged at the joint of one side of the head cross beam and the left longitudinal beam, which is close to the board body inserting groove.

10. The seven-shaped crutch according to claim 1, wherein a middle round chamfer is arranged at the joint of one side of the middle cross beam and one side of the left longitudinal beam, which is close to the board body inserting groove.