CN221256462U

CN221256462U - Hinge-free bridge-cut-off system door

Info

Publication number: CN221256462U
Application number: CN202323259409.9U
Authority: CN
Inventors: 张永鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-11-30
Filing date: 2023-11-30
Publication date: 2024-07-02
Anticipated expiration: 2033-11-30

Abstract

The utility model discloses a hinge-free bridge-cut-off system door, which comprises a door frame and a door leaf, wherein the joints of the upper and lower corners of the door leaf and the door frame are connected through a first connecting piece and a second connecting piece, and the first connecting piece and the second connecting piece are mutually matched and spliced; the first connecting piece comprises a mounting plate, and a positioning groove is formed in one side, close to the door leaf, of the mounting plate; the connecting piece II comprises a fixing plate and a positioning shaft, the positioning shaft penetrates through the fixing plate and is matched with the mounting plate in a plugging mode through a positioning groove, and a main body box is mounted on one side, close to the door leaf, of the fixing plate. According to the door frame, the first connecting piece and the second connecting piece are matched and connected with the door frame and the door leaf, the bearing performance is better, sinking and deformation are not easy, the positioning shaft can be driven to stretch and retract relative to the fixing plate through the rotating fixing plate, the gap distance between the door frame and the door leaf can be adjusted under the condition that the installation position is changed, gap adjustment operation is more convenient, and the whole door is attractive in appearance.

Description

Hinge-free bridge-cut-off system door

Technical Field

The utility model relates to the technical field of door tools, in particular to a hinge-free bridge-cut-off system door.

Background

The existing system double-opening gate is connected by using butterfly hinges when being installed, the butterfly hinges are fixed on side frames of a door leaf and used for connecting the door leaf and a door frame, but due to the fact that the weight of the double-opening gate is heavy, the bearing performance of the butterfly hinges is insufficient, the door leaf is prone to sinking, gaps between the door leaf and the door frame are affected, normal opening and closing of the door leaf are affected, when the gaps between the door leaf and the door frame are required to be adjusted, the positions of the butterfly hinges are required to be reinstalled and fixed, the butterfly hinges are troublesome to operate, holes are required to be relocated on a connecting surface of the door frame, and therefore attractiveness of the connecting surface of the door frame is affected.

To this end, we propose a hinge-free bridge-cut-off system door solving the above problems.

Disclosure of utility model

The utility model aims to provide a hinge-free bridge-cut-off system door, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the hinge-free bridge cut-off system door comprises a door frame and a door leaf, wherein the connection parts of the lower corners of the door leaf and the door frame are connected through a first connecting piece and a second connecting piece, the first connecting piece and the second connecting piece are matched and spliced, and the connection parts of the upper corners of the door leaf and the door frame are connected through a third connecting piece and a fourth connecting piece;

The first connecting piece comprises a mounting plate, and a positioning groove is formed in one side, close to the door leaf, of the mounting plate;

The connecting piece II includes fixed plate and locating shaft, and this locating shaft runs through the fixed plate and is pegged graft with the mounting panel through the constant head tank is supporting, and the main part case is installed to one side that the fixed plate is close to the door leaf, the locating shaft stretches into the inside one end periphery of main part case and installs the bearing frame, and installs the end cover on the outer axle bush of bearing frame, is connected through inserted bar and the sleeve that cup joints each other between the interior bottom of this end cover and main part case, the one end that the fixed plate stretches into the main part case is equipped with screw thread section of thick bamboo and the screwed ring of mutually supporting spin joint, screw thread section of thick bamboo rotates with the main part case through slewing bearing and is connected, the screwed ring is spin-jointed in screw thread section of thick bamboo inboard, and the inner wall of screwed ring is fixed mutually with the outer axle bush of bearing frame.

In a further embodiment, a mounting groove matched with the main body box is formed in one side, close to the second connecting piece, of the door leaf.

In a further embodiment, a connecting rod is arranged between the end cover and the positioning shaft, one end of the connecting rod is coaxially fixed with the positioning shaft, the other end of the connecting rod is rotationally connected with the end cover, and a coil spring is arranged between the connecting rod and the outer axle shoe of the bearing seat.

In a further embodiment, the cross-section of the plunger and sleeve is of polygonal configuration.

In a further embodiment, the third connecting piece comprises a positioning strip, and a positioning hole is formed in one side, close to the door leaf, of the positioning strip.

In a further embodiment, the fourth connecting piece comprises a fixing strip and a rotating shaft, and the rotating shaft and the positioning hole are matched with each other to realize plug-in rotation.

In a further embodiment, the door frame and the door leaf are made of broken bridge aluminum.

Compared with the prior art, the utility model has the beneficial effects that:

The door frame and the door leaf are connected through the connection piece I and the connection piece II in a matched mode, the hidden type mounting is adopted, the bearing performance is better, the sinking deformation is not easy, the door frame is more durable, the locating shaft can be driven to stretch and retract relative to the fixing plate through the arrangement of the rotary fixing plate, the extending length of the locating shaft is further adjusted, the adjustment of the gap distance between the door frame and the door leaf can be achieved under the condition that the mounting position is changed, the gap adjustment operation is more convenient, and the appearance of the whole door is kept.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a front partial cross-sectional structure of the present utility model;

FIG. 3 is a schematic view of a partial cross-sectional view of a left side top corner of the present utility model;

FIG. 4 is a schematic view of a left side bottom corner partial cross-sectional structure of the present utility model;

Fig. 5 is a schematic cross-sectional view of a second front view of the connector of the present utility model.

In the figure: 1. a door frame; 2. a door leaf; 21. a mounting groove; 3. a first connecting piece; 31. a mounting plate; 32. a positioning groove; 4. a second connecting piece; 41. a fixing plate; 411. a thread cylinder; 412. a threaded ring; 42. positioning a shaft; 43. a main body box; 431. a slewing bearing; 44. a bearing seat; 45. a connecting rod; 46. a coil spring; 47. an end cap; 48. a rod; 49. a sleeve; 5. a third connecting piece; 51. a positioning strip; 52. positioning holes; 6. a fourth connecting piece; 61. a fixing strip; 62. a rotating shaft.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", 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 devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a hinge-less broken bridge system door comprises a door frame 1 and a door leaf 2, wherein the door leaf 2 is provided as a pair of vertical hinged doors, in order to improve durability of the door, the door frame 1 and the door leaf 2 are both made of broken bridge aluminum materials, the door leaf 2 is installed in the door frame 1, the upper corner connection part of the door leaf 2 and the door frame 1 is connected through a connecting piece three 5 and a connecting piece four 6, the connecting piece three 5 comprises a positioning strip 51, one side, close to the door leaf 2, of the positioning strip 51 is provided with a positioning hole 52, the positioning strip 51 is fixed with the door frame 1 through a bolt, the positioning hole 52 is circular, the connecting piece four 6 comprises a fixing strip 61 and a rotating shaft 62, the fixing strip 61 is fixed with the door leaf 2 through the bolt, the rotating shaft 62 is cylindrical, and the rotating shaft 62 and the positioning hole 52 are mutually matched in size, so that the rotating shaft 62 can be inserted into the positioning hole 52 to rotate.

Referring to fig. 2 and fig. 4-5, the corner joints above the door leaf 2 and the door frame 1 are connected through a first connecting piece 3 and a second connecting piece 4, the first connecting piece 3 and the second connecting piece 4 are matched and spliced, the first connecting piece 3 comprises a mounting plate 31, one side of the mounting plate 31, which is close to the door leaf 2, is provided with a positioning groove 32, and the mounting plate 31 is fixed with the door frame 1 through bolts; the second connecting piece 4 comprises a fixing plate 41 and a positioning shaft 42, the fixing plate 41 is fixed with the door leaf 2 through bolts, the positioning shaft 42 penetrates through the fixing plate 41, the part of the positioning shaft 42 penetrating out of the fixing plate 41 is matched with the size of the positioning groove 32 and can be inserted into the positioning groove 32, one side, close to the door leaf 2, of the fixing plate 41 is provided with a main body box 43, the outer end periphery of one inner end of the positioning shaft 42, which extends into the main body box 43, is provided with a bearing seat 44, an inner bearing bush of the bearing seat 44 is fixed with the positioning shaft 42, an end cover 47 is arranged on an outer bearing bush of the bearing seat 44, the end cover 47 is connected with the inner bottom of the main body box 43 through a inserted rod 48 and a sleeve 49 which are sleeved with each other, the sleeve 49 is fixed with the inner bottom of the main body box 43, the inserted rod 48 is fixed with the bottom of the end cover 47, the outer bearing bush of the sleeve 44 is limited by the inserted rod 48 and the sleeve 49, the main body box 43 is prevented from rotating, one end, which the fixing plate 41 extends into the main body box 43 is provided with a threaded cylinder 411 and a threaded ring 412 which are mutually matched with each other, wherein the threaded cylinder 411 is rotatably connected with the main body box 43 through a slewing bearing seat, the inner bearing seat 43, the inner bearing seat 412 is rotatably connected with the main body box 43 through the slewing bearing, the threaded cylinder 411 can be screwed with the main body box 43, the inner side of the main body box 43 through the threaded cylinder 412, the threaded cylinder 411 and the main body 4, the main body 4 can be screwed with the main body box 43 through the main body box and the main body box 43 through the main body and the main body 4 and the threaded cylinder and the main body 4 through the main body and the main body.

Referring to fig. 5, in order to facilitate the hidden installation of the main body box 43, a mounting groove 21 matched with the main body box 43 is provided on one side of the door leaf 2 close to the second connecting piece 4, so that the main body box 43 can be clamped into the mounting groove 21, and then embedded in the door leaf 2, and the mounting groove 21 limits the main body box 43 to prevent the main body box 43 from deflecting.

Referring to fig. 5, in order to improve the positioning shaft 42 in the second connecting piece 4 to automatically rotate after being deflected, a connecting rod 45 is disposed between the end cover 47 and the positioning shaft 42, one end of the connecting rod 45 is coaxially fixed with the positioning shaft 42, and the other end of the connecting rod 45 is rotationally connected with the end cover 47, so that the positioning shaft 42 can drive the connecting rod 45 to rotate, meanwhile, a coil spring 46 is installed between the connecting rod 45 and an outer axle shoe of the bearing seat 44, so that the connecting rod 45 can compress the coil spring 46 when rotating, and the rotating and resetting of the connecting rod 45 can be facilitated under the elastic force of the coil spring 46.

Referring to fig. 5, in order to improve the stability of the limit of the insert rod 48 and the sleeve 49, the cross sections of the insert rod 48 and the sleeve 49 are polygonal, so as to prevent the insert rod 48 and the sleeve 49 from slipping during deflection.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a no hinge bridge cut-off system door, includes door frame (1) and door leaf (2), its characterized in that: the door leaf (2) is connected with the lower corner of the door frame (1) through a first connecting piece (3) and a second connecting piece (4), the first connecting piece (3) and the second connecting piece (4) are matched and spliced, and the upper corner of the door leaf (2) is connected with the upper corner of the door frame (1) through a third connecting piece (5) and a fourth connecting piece (6);

The first connecting piece (3) comprises a mounting plate (31), and a positioning groove (32) is formed in one side, close to the door leaf (2), of the mounting plate (31);

The connecting piece II (4) comprises a fixed plate (41) and a positioning shaft (42), the positioning shaft (42) penetrates through the fixed plate (41) and is connected with the mounting plate (31) in a matched mode through a positioning groove (32), one side, close to the door leaf (2), of the fixed plate (41) is provided with a main body box (43), the positioning shaft (42) stretches into the outer periphery of the inner end of the main body box (43) to be provided with a bearing seat (44), an end cover (47) is arranged on an outer bearing bush of the bearing seat (44), the end cover (47) is connected with the inner bottom of the main body box (43) through a mutually sleeved inserting rod (48) and a sleeve (49), one end, which stretches into the main body box (43), of the fixed plate (41) is provided with a threaded cylinder (411) and a threaded ring (412) which are mutually matched and connected in a screwed mode, the threaded cylinder (411) is connected with the main body box (43) in a rotating mode through a slewing bearing (431), and the inner wall of the threaded ring (412) is screwed into the inner side of the threaded cylinder (411) to be fixed with the outer bearing bush of the bearing seat (44).

2. A hinge-less bridge-cut-off system door according to claim 1, wherein: one side of the door leaf (2) close to the second connecting piece (4) is provided with a mounting groove (21) matched with the main body box (43).

3. A hinge-less bridge-cut-off system door according to claim 1, wherein: a connecting rod (45) is arranged between the end cover (47) and the positioning shaft (42), the connecting rod (45) is coaxially fixed with the positioning shaft (42), the connecting rod (45) is rotationally connected with the end cover (47), and a coil spring (46) is arranged between the connecting rod (45) and an outer axle bush of the bearing seat (44).

4. A hinge-less bridge-cut-off system door according to claim 1, wherein: the cross sections of the inserted link (48) and the sleeve (49) adopt polygonal structures.

5. A hinge-less bridge-cut-off system door according to claim 1, wherein: the third connecting piece (5) comprises a positioning strip (51), and a positioning hole (52) is formed in one side, close to the door leaf (2), of the positioning strip (51).

6. A hinge-less bridge-cut-off system door as defined in claim 5, wherein: the fourth connecting piece (6) comprises a fixing strip (61) and a rotating shaft (62), and the rotating shaft (62) and the positioning hole (52) are matched with each other to realize plug-in rotation.

7. A hinge-less bridge-cut-off system door according to claim 1, wherein: the door frame (1) and the door leaf (2) are made of broken bridge aluminum.