Running machine lifting controller

Abstract

The utility model relates to the technical field of treadmills, in particular to a treadmill lifting controller which comprises a driving mechanism and a transmission mechanism and is characterized in that the driving mechanism is provided with a driver, a driving gear shaft, a driving control circuit board, a Hall and magnetic steel; the transmission mechanism is provided with a lifting driving gear, a lifting lead screw and a lifting rod; the driver is provided with a driving gear shaft, the driving gear shaft is meshed with the lifting driving gear, the lifting lead screw is connected with the lifting driving gear, the lifting rod is movably arranged on the lifting lead screw in a thread combination mode, magnetic steel is fixed to the lifting rod in the direction opposite to the Hall, and the Hall is arranged on the driving control circuit board. And the Hall element and the magnetic steel are oppositely arranged. The magnetic steel is fixed on the lifting rod, the Hall element is directly arranged on the driving control circuit board, and the Hall element and the magnetic steel are oppositely arranged, so that the situation that a plurality of gears are used for achieving Hall induction is avoided, cost is reduced, rapid assembly can be achieved, and high practicability is achieved.

Description

Technical Field

[0001] The present application relates to the technical field of treadmills, and specifically proposes a treadmill lifting controller. Background Art

[0002] Running is the most accessible and popular aerobic exercise, and the treadmill is one of the most popular indoor fitness equipment in the world. In recent years, with the development of fitness equipment such as treadmills, the requirements for treadmill lifting actuators have also been further improved. The setting of the treadmill running belt can be adjusted at will, so that the treadmill can continuously adjust the slope according to the preset situation during use, so as to simulate the actual road conditions and give the runner a unique experience.

[0003] National utility model patent CN217508487U discloses a lifting motor, characterized in that it includes: a motor device; a gear device, the gear device is connected to the output end of the motor device; a worm gear device, the worm gear device is connected to one side of the gear device above the motor device; a micro switch device, the micro switch device is fixed on the other side of the gear device; the motor device drives the gear device, and after deceleration, drives the worm gear device to rotate for lifting and lowering, and the micro switch device controls the lifting stroke.

[0004] The motor lifting mechanism used in the above solution is large in size and cannot meet the needs of miniaturized application scenarios; multiple gears are used to realize the opening and closing of the micro switch, which increases the production cost; in addition, its motor power density is low and it is easy to heat up under heavy load; the micro switch used has a high failure rate. Summary of the invention

[0005] This application aims at the problem of high manufacturing cost of the above-mentioned treadmill, and particularly proposes a treadmill lifting controller, which includes a driving mechanism and a transmission mechanism, characterized in that the driving mechanism has a driver, a driving gear shaft, a driving control circuit board, a Hall and a magnetic steel; the transmission mechanism has a lifting driving gear, a lifting screw and a lifting rod;

[0006] The driver has a driving gear shaft, the driving gear shaft meshes with the lifting drive gear, the lifting screw is connected to the lifting drive gear, the lifting rod is movably arranged on the lifting screw in a screw thread combination manner, a magnet is fixed on the lifting rod relative to the Hall direction, a Hall is arranged on the drive control circuit board, and the Hall and the magnet are arranged relative to each other.

[0007] Furthermore, the driving mechanism also has a driving gear set, the driving gear shaft of the driver meshes with the driving gear set, the driving gear set meshes with the lifting driving gear, and the driving gear set is composed of two gears of different sizes.

[0008] In the driver fixing bracket and upper cover of the driving mechanism, the driver is fixed on the driver fixing bracket, a driving control circuit board is fixed above the driver fixing bracket, the upper cover is fixed on the driver fixing bracket, the driving control circuit board is located between the upper cover and the driver fixing bracket, the above-mentioned driving control circuit board is electrically connected to the driver, and the driver uses an AC permanent magnet synchronous motor.

[0009] The magnetic steel is in the shape of a long strip, and moves up and down with the lifting rod. When the driver is driven, the Hall and the magnetic steel instantly feedback the position information of the driver's operation.

[0010] The top of the lifting rod is provided with a connecting rod, which is used to connect and fix the running belt. In the transmission housing and the single-hole cover, the transmission mechanism is located inside the transmission housing, the single-hole cover is fixed below the transmission housing, the transmission housing is provided with a lifting screw through hole, and the transmission housing is provided with a gear shaft through hole.

[0011] Compared with the prior art, the beneficial effects of the present application are: the magnet of the present application is fixed on the lifting rod, and the Hall is directly set on the drive control circuit board. The Hall and the magnet are arranged relative to each other, thereby avoiding the use of multiple gears to achieve Hall sensing, reducing costs, and achieving rapid assembly, which has high practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of a treadmill lifting controller of the present application;

[0013] Figure 2 This is an exploded diagram of the components of a treadmill lifting controller of the present application;

[0014] Figure 3 It is a schematic diagram of a transmission housing and a single-hole cover of a treadmill lifting controller of the present application.

[0015] The numbers indicating the components in the above-mentioned Figure 0 are as follows:

[0016] 100. Driving mechanism; 101. Driver; 102. Driving gear shaft; 103. Driving control circuit board; 104. Hall; 105. Driver fixing bracket; 106. Upper cover; 107. Magnetic steel;

[0017] 200. Transmission mechanism; 201. Driving gear set; 202. Lifting driving gear; 203. Lifting screw; 204. Lifting rod; 205. Connecting rod;

[0018] 301. Transmission housing; 302. Single-hole cover; Fixing hole 3021; ​​Lifting screw through hole 3011; Gear shaft through hole 3012. DETAILED DESCRIPTION

[0019] The following is combined with Figure 1-3 The preferred embodiments of the present application are described in detail so that the advantages and features of the present application can be more easily understood by those skilled in the art, thereby making a clearer and more definite definition of the protection scope of the present application. These implementation modes are only used to illustrate the present invention, and are not intended to limit the present invention.

[0020] A treadmill lifting controller of the present application includes a driving mechanism 100 and a transmission mechanism 200. Under the drive of the driving mechanism 100 of the present application, the transmission mechanism 200 can adjust the height of the treadmill belt so that the belt is tilted at a certain angle to meet the needs of different users for adjusting the exercise intensity.

[0021] The driving mechanism 100 comprises a driver 101, a driving gear shaft 102, a driving control circuit board 103, a Hall 104, a driver fixing bracket 105, an upper cover 106 and a magnet 107. The driver 101 is fixed on the driver fixing bracket 105, a driving control circuit board 103 is fixed above the driver fixing bracket 105, the upper cover 106 is fixed on the driver fixing bracket 105, and the driving control circuit board 103 is located between the upper cover 106 and the driver fixing bracket 105; the driving control circuit board 103 is electrically connected to the driver 101.

[0022] In addition, the driver 101 of the present application preferably uses an AC permanent magnet synchronous motor, and the output shaft of the driver 101 is the driving gear shaft 102 .

[0023] The transmission mechanism 200 comprises a driver 101, a driving gear set 201, a lifting driving gear 202, a lifting screw 203, a lifting rod 204 and a connecting rod 205. The driving gear shaft 102 of the driver 101 meshes with the driving gear set 201, the driving gear set 201 meshes with the lifting driving gear 202, the lifting screw 203 is connected to the lifting driving gear 202, and the lifting rod 204 is movably arranged on the lifting screw 203 in a screw thread combination. The driving gear set 201 is composed of two gears of different sizes.

[0024] A magnet 107 is fixed on the lifting rod 204 in a direction relative to the Hall 104 . The magnet 107 is in a long strip shape and moves up and down as the lifting rod 204 rises and falls.

[0025] A Hall 104 is arranged on the above-mentioned drive control circuit board 103. The Hall 104 and the magnetic steel 107 are arranged opposite to each other. A suitable distance for sensing is arranged between the Hall 104 and the magnetic steel 107, thereby avoiding the need to use multiple gears to realize Hall sensing, reducing costs, and enabling rapid assembly, which has high practicality. When the driver 101 is driven, the Hall 104 and the magnetic steel 107 can instantly feedback the position information of the driver 101.

[0026] Under the control of the driving mechanism 100, the driver 101 rotates to drive the driving gear shaft 102, the driving gear set 201, the lifting driving gear 202 and the lifting screw 203 to rotate, so as to lift and lower the lifting rod 204, thereby lifting and lowering the running belt. When the height of the running belt needs to be adjusted, the driver 101 is started, and the user can touch the lifting command button to adjust it.

[0027] As another optimal solution, the above-mentioned driving gear shaft 102 can directly engage with the lifting driving gear 202. Under the drive of the driver 101, the driving gear shaft 102 drives the lifting driving gear 202 to rotate, and the lifting driving gear 202 and the lifting screw 203 drive the lifting rod 204 to rise and fall.

[0028] A connecting rod 205 is provided on the top of the lifting rod 204, and the connecting rod 205 is used to connect and fix the running belt.

[0029] The present application also has a transmission housing 301 and a single-hole cover 302 . The transmission housing 301 is used to protect the transmission mechanism 200 . The gear transmission of the transmission mechanism 200 is located inside the transmission housing 301 . The single-hole cover 302 is fixed below the transmission housing 301 .

[0030] The fixing hole 3021 of the single hole cover 302 is used to fix the entire treadmill lifting controller on the treadmill body. The transmission housing 301 is provided with a lifting screw through hole 3011, and the lifting screw through hole 3011 is used for the lifting screw 203 to pass through; the transmission housing 301 is provided with a gear shaft through hole 3012, and the gear shaft through hole 3012 is used for the driving gear shaft 102 to pass through.

[0031] The above is only one of the preferred implementation methods of the present application and is not intended to limit the present invention. The scope of the patent implementation of the present application is not limited thereto. Any equivalent structure or equivalent process transformation made by using the shape, structure, and principle of the description and drawings of the present application, or directly or indirectly applied in other related technical fields; any modification, equivalent substitution, improvement, etc. made within the spirit and principle of the present invention are included in the patent protection scope of the present application.

Claims

1. A treadmill lifting controller, comprising a driving mechanism (100) and a transmission mechanism (200), characterized in that: The driving mechanism (100) comprises a driver (101), a driving gear shaft (102), a driving control circuit board (103), a Hall (104) and a magnetic steel (107); the transmission mechanism (200) comprises a lifting driving gear (202), a lifting lead screw (203) and a lifting rod (204); The driver (101) comprises a driving gear shaft (102), the driving gear shaft (102) meshes with a lifting driving gear (202), a lifting lead screw (203) is connected to the lifting driving gear (202), a lifting rod (204) is movably arranged on the lifting lead screw (203) in a screw thread combination manner, a magnetic steel (107) is fixed on the lifting rod (204) in a direction relative to the Hall (104), a Hall (104) is arranged on the driving control circuit board (103), and the Hall (104) and the magnetic steel (107) are arranged relative to each other.

2. A treadmill lifting controller according to claim 1, characterized in that: The driving mechanism (100) further comprises a driving gear set (201), the driving gear shaft (102) of the driver (101) meshes with the driving gear set (201), and the driving gear set (201) meshes with the lifting driving gear (202).

3. A treadmill lifting controller according to claim 2, characterized in that: The driving gear set (201) is composed of two gears of different sizes.

4. A treadmill lifting controller according to claim 1, characterized in that: The driving mechanism (100) further comprises a driver fixing bracket (105) and an upper cover (106); the driver (101) is fixed on the driver fixing bracket (105); a driving control circuit board (103) is fixed above the driver fixing bracket (105); the upper cover (106) is fixed on the driver fixing bracket (105); the driving control circuit board (103) is located between the upper cover (106) and the driver fixing bracket (105); and the driving control circuit board (103) is electrically connected to the driver (101).

5. A treadmill lifting controller according to claim 1, characterized in that: The driver (101) uses an AC permanent magnet synchronous motor.

6. A treadmill lifting controller according to claim 1, characterized in that: The magnetic steel (107) is in the shape of a long strip, and the magnetic steel (107) moves up and down as the lifting rod (204) rises and falls.

7. A treadmill lifting controller according to claim 1, characterized in that: When the driver (101) is driven, the Hall (104) and the magnet (107) instantly feed back the position information of the driver (101).

8. A treadmill lifting controller according to claim 1, characterized in that: A connecting rod (205) is arranged on the top of the lifting rod (204), and the connecting rod (205) is used to connect and fix the running belt.

9. A treadmill lifting controller according to claim 1, characterized in that: It also comprises a transmission housing (301) and a single-hole cover (302), wherein the transmission mechanism (200) is located inside the transmission housing (301), the single-hole cover (302) is fixed below the transmission housing (301), the transmission housing (301) is provided with a lifting screw through hole (3011), and the transmission housing (301) is provided with a gear shaft through hole (3012).

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