Door plate opening and closing tensioning mechanism

Abstract

The utility model discloses a door plate opening and closing tensioning mechanism, which relates to the technical field of kitchen and bath cabinets, and comprises a kitchen and bath cabinet body, a servo opening and closing module is arranged at the upper end of the kitchen and bath cabinet body, a folding door is arranged on the outer side of the kitchen and bath cabinet body, the servo opening and closing module drives the folding door to ascend, a tensioning mechanism is arranged in the servo opening and closing module, and the servo opening and closing module drives the folding door to ascend. The tensioning mechanism comprises a fixed support structure, the fixed support structure is located in the kitchen and bath cabinet body and fixedly connected with the kitchen and bath cabinet body, a guide structure is arranged at the outer side end of the fixed support structure in an up-down moving mode, and the guide structure comprises a guide wheel and a guide rod; the utility model discloses a kitchen and bath door plate opening and closing tensioning mechanism. By arranging the tensioning mechanism, the guide wheel is in contact with and away from the rack of the servo opening and closing module along with rotation of the guide rod, so that the tensioning degree of transmission meshing of the rack is conveniently adjusted, the folding door can be stably moved and folded during ascending, adjustment can be conducted from the outer side of the kitchen and bath cabinet body, and maintenance operation is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of kitchen and bathroom cabinets, in particular to a door panel opening and closing tensioning mechanism. Background Art

[0002] Smart kitchen and bathroom cabinets have now become the mainstream of the market. The cabinet doors of kitchen and bathroom are opened through electric intelligent control. There is currently a smart kitchen and bathroom cabinet that uses a motor to drive the gears to rotate, and through the up and down adjustment of the rack and steel cable, drives the folding door to fold and rise in front of the cabinet body, opening the internal space of the kitchen and bathroom cabinet to facilitate taking items.

[0003] However, the gears are driven by a motor, and the gears are transmitted through a belt rack. The belt rack has a certain toughness and will deform after long-term use, which will cause the rack and gear to be loosely engaged, thereby affecting the rise of the kitchen and bathroom folding door. During maintenance and repair, the kitchen and bathroom cabinets need to be disassembled to expose the internal transmission structure for adjustment, which is inconvenient to operate. Utility Model Content

[0004] In view of the deficiencies of the prior art, the utility model provides a door panel opening and closing tensioning mechanism, which solves the problems raised by the above-mentioned background technology.

[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: a door panel opening and closing tensioning mechanism, including a kitchen and bathroom cabinet, a servo opening and closing module is arranged at the upper end of the kitchen and bathroom cabinet, a folding door is arranged on the outer side of the kitchen and bathroom cabinet, the servo opening and closing module drives the folding door to rise, a tensioning mechanism is arranged in the servo opening and closing module, and the tensioning mechanism includes: a fixed bracket structure, the fixed bracket structure is located inside the kitchen and bathroom cabinet and is fixedly connected, a guide structure is arranged on the outer end of the fixed bracket structure for up and down movement, the guide structure includes a guide wheel and a guide rod, the guide wheel is slidably arranged against the upper end of the rack in the servo opening and closing module, the guide rod extends to the outer side of the upper end of the kitchen and bathroom cabinet, and the upper and lower positions of the guide wheel can be adjusted by rotating the guide rod.

[0006] Furthermore, the fixed bracket structure includes: a fixed frame, one end of which is fixedly connected to a fixing bolt, the fixing bolt is fixedly connected through the side wall of the kitchen and bathroom cabinet, and limiting grooves are provided on both side walls of the fixed frame. The guide wheel is located at the other end of the fixed frame and is arranged to move up and down, and the guide rod is arranged through the fixed frame.

[0007] Furthermore, the guide structure also includes: a connecting block, one end of which is rotatably connected to the guide wheel, a threaded hole is provided on the connecting block, the connecting block is arranged in a fixed frame, and the guide rod passes through the fixed frame and is threadedly connected to the connecting block, and both sides of the connecting block are fixedly connected to a limiting plate, and the limiting plate is slidably arranged in the limiting groove.

[0008] Further, a clamping groove is formed in the side wall of the guide rod at the lower end of the fixed frame, and a snap ring is clamped outside the clamping groove. The snap ring is arranged in an elastic open mode.

[0009] Further, a spring is sleeved on the guide rod inside the fixed frame, and the spring is arranged at the lower end of the connecting block.

[0010] Further, a dial rod is fixedly connected to the end of the guide rod on the outer side of the upper end of the kitchen and bathroom cabinet body. A scale line is formed in the upper end of the kitchen and bathroom cabinet body, and the dial rod is arranged in a matching manner with the scale line.

[0011] Further, a through hole is formed in the side wall of the kitchen and bathroom cabinet body, and a glass plate is fixed in the through hole. The through hole is arranged corresponding to the position of the guide wheel.

[0012] The utility model provides a door panel opening and closing tensioning mechanism. Compared with the prior art, the following beneficial effects are achieved:

[0013] In the door panel opening and closing tensioning mechanism for the kitchen and bathroom, by arranging the tensioning mechanism, the guide wheel contacts and separates from the rack of the servo opening and closing module as the guide rod rotates, so as to conveniently adjust the tension of the rack drive engagement, enable the folding door to move and fold stably when rising, and can be adjusted from the outside of the kitchen and bathroom cabinet body, which is convenient for maintenance operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a schematic structural diagram of the whole of the utility model;

[0015] Figure 2 is a schematic structural diagram of the kitchen and bathroom cabinet body and the servo opening and closing module of the utility model;

[0016] Figure 3 is a schematic structural diagram of the tensioning mechanism of the utility model;

[0017] Figure 4 is a schematic structural diagram of the tensioning mechanism of the utility model when unfolded;

[0018] Figure 5 is Figure 1 an enlarged structural diagram at A in;

[0019] Figure 6 is Figure 2 an enlarged structural diagram at B in.

[0020] In the figure: 1. Kitchen and bathroom cabinet body; 2. Servo opening and closing module; 3. Guide wheel; 4. Connecting block; 5. Threaded hole; 6. Limiting plate; 7. Fixed frame; 8. Limiting groove; 9. Fixed bolt; 10. Guide rod; 11. Dial rod; 12. Clamping groove; 13. Snap ring; 14. Spring; 15. Scale line; 16. Through hole. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figures 1-6 The utility model provides a technical solution: a door panel opening and closing tensioning mechanism, including a kitchen cabinet 1, a servo opening and closing module 2 is arranged at the upper end of the kitchen cabinet 1, a folding door is arranged on the outer side of the kitchen cabinet 1, the servo opening and closing module 2 drives the folding door to rise, a tensioning mechanism is arranged in the servo opening and closing module 2, and the tensioning mechanism includes: a fixed bracket structure, the fixed bracket structure is fixedly connected inside the kitchen cabinet 1, a guide structure is arranged at the outer end of the fixed bracket structure for upward and downward movement, and the guide structure includes a guide wheel 3 and a guide rod 10, the guide wheel 3 is slidably arranged against the upper end of the rack in the servo opening and closing module 2, the guide rod 10 extends to the outer side of the upper end of the kitchen cabinet 1, and the upper and lower positions of the guide wheel 3 can be adjusted by rotating the guide rod 10; The servo opening and closing module 2 is a prior art. The counterweight is driven up and down by a motor, and the folding door is driven up by the rotation of the gear. The folding door is folded when rising to unfold the interior of the kitchen and bathroom cabinet 1. At the same time, the rotation of the gear inside the servo opening and closing module 2 is driven by the rack, and the tensioning mechanism is arranged at the upper end of the rack. When the rack becomes loose, the rack is tightened and adjusted by the tensioning mechanism to prevent the rack from being separated from the gear. Specifically, it is fixed to the side wall of the kitchen and bathroom cabinet 1 through a fixed bracket structure, and a guide wheel 3 is arranged on the fixed bracket structure to move up and down. The guide wheel 3 is driven to move away from and close to the surface of the rack by the rotation of the guide rod 10, thereby adjusting the meshing degree of the rack and the gear to prevent the rise of the folding door from being affected by the use over time.

[0023] like Figure 4 As shown, the fixed bracket structure includes: a fixed frame 7, one end of the fixed frame 7 is fixedly connected with a fixing bolt 9, the fixing bolt 9 passes through the side wall of the kitchen and bathroom cabinet 1 and is fixedly connected, and limiting grooves 8 are provided on both side walls of the fixed frame 7. The guide wheel 3 is located at the other end of the fixed frame 7 and moves up and down, and a guide rod 10 is provided through the fixed frame 7; the fixed frame 7 is fixed to the inner side wall of the kitchen and bathroom cabinet 1 through the fixing bolt 9, the guide wheel 3 is located on the outer side of the fixed frame 7 and moves up and down, and limiting grooves 8 are provided on both sides of the fixed frame 7, and the guide rod 10 is provided through the fixed frame 7. The fixed frame 7 positions and fixes the position of the fixing bolt 9 according to the position of the rack, thereby being able to adjust the range of up and down movement of the guide wheel 3, and adjust the rack to the greatest extent.

[0024] like Figure 3As shown in the figure, the guiding structure further includes: a connecting block 4, one end of the connecting block 4 is rotatably connected to the guide wheel 3, a through threaded hole 5 is provided on the connecting block 4, the connecting block 4 is arranged inside the fixed frame 7, and the guide rod 10 passes through the fixed frame 7 and is threadedly connected to the connecting block 4. Limiting plates 6 are fixedly connected to both sides of the connecting block 4, and the limiting plates 6 are slidably arranged in the limiting grooves 8; the connecting block 4 is inserted inside the fixed frame 7, the guide rod 10 passes through the upper end of the fixed frame 7 and is threadedly connected to the connecting block 4, and the limiting plates 6 at both ends of the connecting block 4 slide in the limiting grooves 8. Then, after the guide rod 10 is threadedly connected to the connecting block 4, the connecting block 4 is driven to move up and down, thereby adjusting the distance between the guide wheel 3 and the rack.

[0025] As Figure 4 shown in the figure, a clamping groove 12 is provided on the side wall of the guide rod 10 located at the lower end of the fixed frame 7, and a clamping ring 13 is clamped on the outside of the clamping groove 12. The clamping ring 13 is of an elastic open type; the guide rod 10 passes through the upper end and the connecting block 4 of the fixed frame 7 and then penetrates to the lower end of the fixed frame 7. The clamping groove 12 provided on the side surface of the guide rod 10 is exposed from the fixed frame 7 and then the clamping ring 13 is clamped. The position is limited by the clamping ring 13 and can rotate, which is convenient for the disassembly and installation of the guide rod 10. The elastic open type clamping ring 13 is convenient for disassembly and installation.

[0026] As Figure 4 shown in the figure, a spring 14 is sleeved on the guide rod 10 located inside the fixed frame 7. The spring 14 is arranged at the lower end of the connecting block 4. The spring 14 is located at the lower end of the connecting block 4, providing elastic support for the connecting block 4, and driving the connecting block 4 to move up and down through the rotation of the guide rod 10. The spring 14 plays a role of buffering and supporting.

[0027] As Figure 3 and Figure 5 shown in the figure, a dial rod 11 is fixedly connected to the end of the guide rod 10 located on the outer side of the upper end of the kitchen and bathroom cabinet body 1. A scale line 15 is provided at the upper end of the kitchen and bathroom cabinet body 1. The dial rod 11 is arranged in matching correspondence with the scale line 15; during maintenance and adjustment, the guide rod 10 is driven to rotate by the dial rod 11 at the upper end of the kitchen and bathroom cabinet body 1. When the dial rod 11 rotates, it corresponds to the scale line 15, which is convenient for the rotation of the dial rod 11 and the next adjustment and calibration.

[0028] As Figure 5 shown in the figure, a through hole 16 is provided on the side wall of the kitchen and bathroom cabinet body 1, and a glass plate is fixed in the through hole 16. The through hole 16 is arranged corresponding to the position of the guide wheel 3. Through the glass plate of the through hole 16, the contact area and radian between the guide wheel 3 and the rack can be intuitively seen, which is convenient for the judgment and operation of maintenance personnel.

[0029] The above are only the preferred embodiments of the present utility model, and do not impose any form of limitation on the present utility model. Although the present utility model has been disclosed above with the preferred embodiments, it is not intended to limit the present utility model. Any person skilled in the art can make some changes or modifications to equivalent embodiments with equivalent changes within the scope of the technical solution of the present utility model by using the technical content disclosed above. However, as long as it does not depart from the content of the technical solution of the present utility model, any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present utility model still fall within the scope of the technical solution of the present utility model.

Claims

1. A door panel opening and closing tensioning mechanism, comprising a kitchen and bathroom cabinet body (1), a servo opening and closing module (2) is arranged at the upper end of the kitchen and bathroom cabinet body (1), a folding door is arranged outside the kitchen and bathroom cabinet body (1), and the servo opening and closing module (2) drives the folding door to rise, characterized in that, The servo opening and closing module (2) is provided with a tensioning mechanism, and the tensioning mechanism comprises: A fixed support structure, the fixed support structure is located inside a kitchen and bathroom cabinet (1) and is fixedly connected thereto; a guide structure is provided at the outer end of the fixed support structure for vertical movement; the guide structure comprises a guide wheel (3) and a guide rod (10); the guide wheel (3) is slidably arranged against the upper end of a rack in a servo opening and closing module (2); the guide rod (10) extends to the outer side of the upper end of the kitchen and bathroom cabinet (1), and the upper and lower positions of the guide wheel (3) can be adjusted by rotating the guide rod (10).

2. The door panel opening and closing tensioning mechanism according to claim 1, characterized in that The fixed support structure comprises: A fixed frame (7), one end of the fixed frame (7) being fixedly connected to a fixing bolt (9), the fixing bolt (9) passing through the side wall of the kitchen and bathroom cabinet (1) and being fixedly connected, limiting grooves (8) being provided on both side walls of the fixed frame (7), the guide wheel (3) being arranged to move up and down at the other end of the fixed frame (7), and the guide rod (10) passing through the fixed frame (7) and being arranged inside.

3. The tensioning mechanism for opening and closing a door panel according to claim 2, wherein, The guide structure also includes: A connecting block (4), one end of the connecting block (4) being rotatably connected to the guide wheel (3), the connecting block (4) being provided with a threaded hole (5) extending therethrough, the connecting block (4) being arranged in a fixed frame (7), and the guide rod (10) passing through the fixed frame (7) being threadedly connected to the connecting block (4), and both sides of the connecting block (4) being fixedly connected to limit plates (6), and the limit plates (6) being slidably arranged in limit grooves (8).

4. The opening and closing tensioning mechanism for a door panel according to claim 3, wherein, A clamping groove (12) is provided on the side wall of the guide rod (10) at the lower end of the fixed frame (7), and a clamping ring (13) is clamped on the outer side of the clamping groove (12), and the clamping ring (13) is elastically open.

5. A door panel opening and closing tensioning mechanism according to claim 3, characterized in that, A spring (14) is sleeved on the guide rod (10) located inside the fixed frame (7), and the spring (14) is arranged at the lower end of the connecting block (4).

6. A door panel opening and closing tensioning mechanism according to claim 4, characterized in that, The end of the guide rod (10) located outside the upper end of the kitchen and bathroom cabinet (1) is fixedly connected to a lever (11); a scale line (15) is provided on the upper end of the kitchen and bathroom cabinet (1); and the lever (11) and the scale line (15) are arranged to match and correspond to each other.

7. A door panel opening and closing tensioning mechanism according to claim 2, characterized in that, A through-opening (16) is provided on the side wall of the kitchen and bathroom cabinet (1), a glass plate is fixed in the through-opening (16), and the through-opening (16) is arranged corresponding to the position of the guide wheel (3).

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