Double-row movable land wheel
By adopting double rows of movable ground wheels in the ground wheel design of sliding doors, and using the cooperation of pulley assembly and rotating assembly, the problem of insufficient opening and closing of sliding doors in the prior art is solved, and lower friction and longer service life are achieved.
Patent Information
- Application Number
- CN202420674979.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-03
- Publication Date
- 2025-03-28
- Estimated Expiration
- 2034-04-03
AI Technical Summary
The existing sliding door floor wheel design is not smooth enough during the opening and closing of the sliding door, resulting in high friction and short service life.
The double row of movable floor wheel design is adopted, including a base, housing, handle, pulley assembly and rotation assembly. Through the cooperation of the pulley assembly and rotation assembly, the movement of the guide wheel set is achieved and friction is reduced.
Improves the smoothness of sliding doors during opening and closing, reduces friction and extends the service life of sliding doors.
Smart Images
Figure CN222686436U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of sliding door ground wheels, in particular to double-row movable ground wheels. Background Art
[0002] The ground wheel is a type of wheel. A wheel is a round rolling object made of different materials. Simply put, it includes the outer ring of the wheel, the spokes connected to the outer ring, and the center axis. Through rolling, the wheel can greatly reduce the friction coefficient with the contact surface. If it is equipped with an axle, it becomes the most important component of the car. The wheel is very useful in transportation and is one of the important inventions of mankind. In addition to the car wheel, other round wheels include ship wheels, flywheels, etc.
[0003] The bottom of the sliding door is usually designed with ground wheels. When the sliding door is pulled, the friction between the sliding door and the ground is reduced by the provided ground wheels, thereby increasing the service life of the sliding door. At the same time, in order to make the guide wheel group structure and the mounting base movable so that the moving door can be smoother during closing or pushing and pulling, we propose a double-row movable ground wheel. Utility Model Content
[0004] The purpose of the utility model is to provide a double row of movable ground wheels to solve the problem that the bottom of the sliding door proposed in the above background technology is usually designed with ground wheels. When the sliding door is pulled, the friction between the sliding door and the ground is reduced by the arranged ground wheels, thereby increasing the service life of the sliding door. At the same time, in order to make the guide wheel group structure and the mounting base movable so that the moving door can be smoother during closing or pushing and pulling to open, we propose the problem of double row of movable ground wheels. To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a double-row movable ground wheel, comprising a base, the bottom of the base is movably connected to a shell, the interior of the shell is movably connected to a handle, a pulley assembly is arranged inside the shell, a rotating assembly is arranged inside the shell, a screw is movably connected to the interior of the shell, a plug is movably connected to the side surface of the screw, a nut is threadedly connected to one end of the screw, and a step nail is movably connected to the interior of the shell. The double-row movable ground wheel is installed on the handle through the pulley assembly through a rivet body, the handle is installed on the shell through the rivet body, the screw penetrates the shell, the plug, the inner shell and is connected to the nut, the step nail penetrates the base and is connected to the shell, the pulley assembly is fastened to the shell through the rivet body, and the guide wheel group structure and the mounting base are movable to make the movable fan smoother whether in the process of closing or pushing and pulling to open.
[0005] Further preferably, the pulley assembly includes two bearing frames, the two bearing frames are movably connected inside the outer shell, the two bearing frames are symmetrically distributed inside the outer shell, the two bearing frames are internally movably connected with a connecting column, and the two bearing frames are internally movably connected with two movable columns.
[0006] Further preferably, the two movable columns are symmetrically distributed inside the bearing frame, the two ends of the two movable columns are respectively sleeved with connecting pieces, the side surfaces of the connecting pieces are sleeved with fixing rings, the side surfaces of the two movable columns are respectively sleeved with two rollers, and the two rollers are symmetrically distributed on the side surfaces of the movable columns.
[0007] Further preferably, the rotating assembly includes two fixed plates, which are symmetrically distributed inside the outer shell, and two rivet holes are respectively opened on the top of the two fixed plates, and the two rivet holes are symmetrically distributed on the top of the fixed plates, and limiting grooves are respectively opened on the top of the two fixed plates, and the two limiting grooves are symmetrically distributed on the top of the fixed plates.
[0008] Further preferably, the two rivet holes are respectively movably connected with rivet bodies, which are symmetrically distributed on the top of the fixing plate, and the two limiting grooves are respectively movably connected with balls, which are symmetrically distributed on the top of the fixing plate.
[0009] Further preferably, the shell is movably connected to the bottom of the base by step nails, the handle is movably connected to the inside of the shell by step nails, the two bearing frames are movably connected to the inner wall of the handle respectively, one side of the handle is threadedly connected with a screw, and the side surface of the screw is limited by an insert. When in use, the double-row movable ground wheel is mainly composed of the base, the shell and the handle, and has high stability. The pulley assembly and the rotating assembly are the main designs, and have high practicality and flexibility, and are also easy to dismantle and assemble.
[0010] Compared with the prior art, the utility model has the following beneficial effects:
[0011] In the utility model, the double-row movable ground wheel is installed on the handle through the pulley assembly through the rivet body, the handle is installed on the outer shell through the rivet body, the screw penetrates the outer shell, the insert, the inner shell and the nut are connected, the step nail penetrates the base and is connected to the outer shell, the pulley assembly is fastened to the outer shell through the rivet body, and the guide wheel group structure and the mounting base are movable, so that the movable fan is smoother in the process of closing or pushing and pulling to open.
[0012] In the utility model, the double-row movable ground wheel, when in use, has high stability through the base, shell and handle as the main body, and the pulley assembly and rotating assembly are the main designs, which has high practicality and flexibility, and is also easy to dismantle and assemble. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 This is a schematic diagram of the three-dimensional main structure of the utility model;
[0014] Figure 2This is a schematic diagram of the overall explosion structure of the utility model;
[0015] Figure 3 This is a schematic diagram of the three-dimensional structure of the utility model from a side view;
[0016] Figure 4 This is a schematic diagram of the three-dimensional structure of the utility model when viewed from above;
[0017] Figure 5 It is a rear-view stereoscopic structural schematic diagram of the utility model.
[0018] In the figure: 1. base; 2. shell; 3. handle; 4. pulley assembly; 5. rotating assembly; 6. screw; 7. insert; 8. nut; 9. step nail; 401. bearing frame; 402. connecting column; 403. movable column; 404. connecting piece; 405. fixing ring; 406. roller; 501. fixing plate; 502. rivet hole; 503. limiting groove; 504. rivet body; 505. ball. DETAILED DESCRIPTION
[0019] 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 technical personnel in this field without creative work are within the scope of protection of the utility model.
[0020] See also Figure 1-Figure 5 The utility model provides a technical solution: a double-row movable ground wheel, including a base 1, a shell 2 is movably connected to the bottom of the base 1, a handle 3 is movably connected to the inside of the shell 2, a pulley assembly 4 is arranged inside the shell 2, a rotating assembly 5 is arranged inside the shell 2, a screw 6 is movably connected to the inside of the shell 2, a plug 7 is movably connected to the side surface of the screw 6, a nut 8 is threadedly connected to one end of the screw 6, a step nail 9 is movably connected to the inside of the shell 2, the pulley assembly 4 is installed on the handle 3 through a rivet body 504, the handle 3 is installed on the shell 2 through the rivet body 504, the screw 6 penetrates the shell 2, the plug 7, the inner shell is connected with the nut 8, the step nail 9 penetrates the base 1 and is connected to the shell 2, and the pulley assembly 4 is fastened to the shell 2 through the rivet body 504.
[0021] In this embodiment, Figure 1 and Figure 2 As shown, the pulley assembly 4 includes two bearing frames 401, and the two bearing frames 401 are movably connected inside the outer shell 2. The two bearing frames 401 are symmetrically distributed inside the outer shell 2. The two bearing frames 401 are internally movably connected with connecting columns 402, and the two bearing frames 401 are internally movably connected with two movable columns 403.
[0022] In this embodiment, Figure 1 and Figure 2 As shown, the two movable columns 403 are symmetrically distributed inside the bearing frame 401, the two ends of the two movable columns 403 are respectively sleeved with connecting pieces 404, the side surfaces of the connecting pieces 404 are sleeved with fixing rings 405, the side surfaces of the two movable columns 403 are respectively sleeved with two rollers 406, and the two rollers 406 are symmetrically distributed on the side surfaces of the movable columns 403.
[0023] In this embodiment, Figure 1 and Figure 2 As shown, the rotating assembly 5 includes two fixing plates 501, and the two fixing plates 501 are symmetrically distributed inside the shell 2. Two rivet holes 502 are respectively opened on the top of the two fixing plates 501, and the two rivet holes 502 are symmetrically distributed on the top of the fixing plates 501. Limiting grooves 503 are respectively opened on the top of the two fixing plates 501, and the two limiting grooves 503 are symmetrically distributed on the top of the fixing plates 501.
[0024] In this embodiment, Figure 1 and Figure 2 As shown, the two rivet holes 502 are respectively movably connected with rivet bodies 504 , which are symmetrically distributed on the top of the fixing plate 501 , and the two limiting grooves 503 are respectively movably connected with balls 505 , which are symmetrically distributed on the top of the fixing plate 501 .
[0025] In this embodiment, Figure 1 and Figure 2 As shown, the shell 2 is movably connected to the bottom of the base 1 through the step nails 9, the handle 3 is movably connected to the inside of the shell 2 through the step nails 9, and the two bearing frames 401 are movably connected to the inner walls of the handle 3 respectively. A screw 6 is threadedly connected to one side of the handle 3, and the side surface of the screw 6 is limited by an insert 7.
[0026] The use method and advantages of the utility model: When the double-row movable ground wheel is used, the working process is as follows:
[0027] like Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5As shown, the double-row movable ground wheel includes two bearing frames 401 through the pulley assembly 4, the two bearing frames 401 are movably connected to the inside of the housing 2, the two bearing frames 401 are movably connected to the inside of the housing 2, the two bearing frames 401 are movably connected to the inside of the housing 2, the two bearing frames 401 are movably connected to the inside of the housing 2, the two bearing frames 401 are movably connected to the two movable columns 403, the two ends of the two movable columns 403 are respectively sleeved with connecting pieces 404, the side surface of the connecting piece 404 is sleeved with a fixing ring 405, the side surfaces of the two movable columns 403 are respectively sleeved with two rollers 406, the rotating assembly 5 includes two fixing plates 501, the tops of the two fixing plates 501 are respectively provided with two rivet holes 502, the two fixing plates 501 are respectively provided with two rivet holes 502, Limiting grooves 503 are respectively provided on the top, and the interiors of the two rivet holes 502 are movably connected with rivet bodies 504, and the interiors of the two limiting grooves 503 are respectively movably connected with ball bearings 505. The pulley assembly 4 is installed on the handle 3 through the rivet body 504, and the handle 3 is installed on the overall shell 2 through the rivet body 504. The screw 6 penetrates the shell 2, the insert 7, the inner shell and is connected with the nut 8. The step nail 9 penetrates the base 1 and is connected with the shell 2. The pulley assembly 4 is fastened to the shell 2 through the rivet body 504. When the screw 6 is adjusted, the pulley assembly 4 can achieve left and right translation. The pulley assembly 4 can mainly rotate, so that the movement of the doors and windows is smoother.
[0028] The above shows and describes the basic principle, main features and advantages of the utility model. Technical staff in this industry should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.
Claims
1. A double-row movable ground wheel, comprising a base (1), characterized in that: The bottom of the base (1) is movably connected to the shell (2), the interior of the shell (2) is movably connected to the handle (3), the interior of the shell (2) is provided with a pulley assembly (4), the interior of the shell (2) is provided with a rotating assembly (5), the interior of the shell (2) is movably connected to a screw rod (6), the side surface of the screw rod (6) is movably connected to an insert (7), one end of the screw rod (6) is threadedly connected to a nut (8), and the interior of the shell (2) is movably connected to a step nail (9).
2. The double-row movable ground wheel according to claim 1, characterized in that: The pulley assembly (4) comprises two bearing frames (401), the two bearing frames (401) are movably connected inside the outer shell (2), the two bearing frames (401) are symmetrically distributed inside the outer shell (2), the two bearing frames (401) are movably connected inside with a connecting column (402), and the two bearing frames (401) are movably connected inside with two movable columns (403).
3. The double-row movable ground wheel according to claim 2, characterized in that: The two movable columns (403) are symmetrically distributed inside the bearing frame (401); the two ends of the two movable columns (403) are respectively sleeved with connecting pieces (404); the side surfaces of the connecting pieces (404) are sleeved with fixing rings (405); the side surfaces of the two movable columns (403) are respectively sleeved with two rollers (406); the two rollers (406) are symmetrically distributed on the side surfaces of the movable columns (403).
4. The double-row movable ground wheel according to claim 3, characterized in that: The rotating assembly (5) comprises two fixing plates (501), the two fixing plates (501) are symmetrically distributed inside the housing (2), the tops of the two fixing plates (501) are respectively provided with two rivet holes (502), the two rivet holes (502) are symmetrically distributed on the tops of the fixing plates (501), the tops of the two fixing plates (501) are respectively provided with limiting grooves (503), and the two limiting grooves (503) are symmetrically distributed on the tops of the fixing plates (501).
5. The double-row movable ground wheel according to claim 4, characterized in that: The two rivet holes (502) are respectively movably connected with rivet bodies (504), and the rivet bodies (504) are symmetrically distributed on the top of the fixing plate (501). The two limiting grooves (503) are respectively movably connected with balls (505), and the balls (505) are symmetrically distributed on the top of the fixing plate (501).
6. The double-row movable ground wheel according to claim 5, characterized in that: The shell (2) is movably connected to the bottom of the base (1) through the step nails (9), the handle (3) is movably connected to the inside of the shell (2) through the step nails (9), the two bearing frames (401) are respectively movably connected to the inner wall of the handle (3), and a screw rod (6) is threadedly connected to one side of the handle (3), and the side surface of the screw rod (6) is limited by an insert (7).