阅读说明：本技术 多功能安全举重床 (Multifunctional safety weight lifting bed ) 是由 廖新春 于 2017-03-10 设计创作，主要内容包括：一种多功能安全举重床,其由设有骨架或外壳的底座(106)为主体结构,多功能安全举重床还包括：两个可旋动支架(110),各可旋动支架(110)均可转动地设置在底座(106)上；操作杆(104),设置在两个可旋动支架(110)之间,操作杆(104)相对于可旋动支架(110)可滑动地设置。该多功能安全举重床能够给操作者提供多种功能锻炼条件。(The utility model provides a many functional safety weight lifting bed, its by be equipped with the skeleton or base (106) of shell be major structure, many functional safety weight lifting bed still includes: the two rotatable supports (110), each rotatable support (110) is rotatably arranged on the base (106); and the operating rod (104) is arranged between the two rotatable brackets (110), and the operating rod (104) is arranged in a sliding way relative to the rotatable brackets (110). The multifunctional safety weight lifting bed can provide various functional exercise conditions for an operator.)

The utility model provides a many functional safety weight lifting bed, is major structure by base (106) that is equipped with skeleton or shell, its characterized in that, many functional safety weight lifting bed still includes:

two rotatable brackets (110), each rotatable bracket (110) being rotatably disposed on the base (106);

an operating rod (104) disposed between the two rotatable brackets (110), the operating rod (104) being slidably disposed relative to the rotatable brackets (110).

The multi-function safety weight bench of claim 1 further comprising:

an angle adjustment device (114) disposed on the base (106);

an upper fixed shaft (102);

wherein, the first end of the rotatable bracket (110) is connected with the upper fixed shaft (102), and the second end of the rotatable bracket (110) is connected with the angle adjusting device (114).

The multi-function safety weight bench of claim 2 further comprising:

a lower drive shaft (112) connected to a second end of the rotatable mount (110);

an upper driving wheel (119);

a transmission wheel (117);

the improved structure of the hydraulic lifting mechanism is characterized in that the upper driving wheels (119) are arranged at two ends of the upper fixing shaft (102), the driving wheels (117) are arranged at two ends of the lower transmission shaft (112), the lower transmission shaft (112) is connected with the base (106) through bearings, a damper (116) and an electromechanical program switch mechanical part (115) are arranged in the middle of the lower transmission shaft (112), a driving belt (118) is sleeved between the driving wheels (117) and the upper driving wheels (119), the driving belts (118) are in pair, and two opposite ends of the operating rod (104) are respectively connected with the driving belt (118).

A multi-functional safety weight lifting bed according to claim 3, characterized in that:

the damper (116) comprises an electromagnetic damper, the electromagnetic damper is provided with an excitation power supply system, and the excitation power supply system comprises an electromechanical program switch circuit part;

the damper (116) comprises a self-generating damping device, the self-generating damping device is provided with a self-generating circuit, and the self-generating circuit comprises an electromechanical program switch circuit part.

The multi-function safety weight bench of claim 2, further comprising: the control display screen (101) is arranged on the upper fixing shaft (102);

the upper plane of the base (106) is an operation platform (113), an electronic scale (111) is arranged on the operation platform (113), and the electronic scale (111) is arranged below the operation rod (104) and connected with the control display screen (101) through a data line.

The multifunctional safety weight lifting bed according to claim 4, wherein the excitation power supply system circuit comprises a power source s, a rectifier D, a stepless speed regulator K1 with a switch, a protective capacitor C, an excitation coil L and an electromechanical program switch circuit part: a full-stroke bidirectional damping force first program switch k2, one-way upward damping force second program switches k3 and k4, one-way downward damping force third program switches k5 and k 6;

the stepless speed regulator K1 with the switch is connected in series with a power circuit and is connected with the alternating current input end of the rectifier D;

the first program switch K2, the second program switches K3 and K4 and the third program switches K5 and K6 form a parallel program switch circuit, and a first node of the parallel program switch circuit is connected with a first joint of the output end of the rectifier D to form a common joint (51);

the excitation coil L and the capacitor C form a parallel circuit, a first node of the parallel circuit is connected with a second joint of the parallel program switch circuit to form a common joint (52), and the second joint of the parallel circuit is connected with a second joint of the output end of the rectifier D to form a common joint (53).

The multifunctional safety weight lifting bed according to claim 4, wherein the self-generating circuit comprises a storage battery E, a power potentiometer R with a switch, a stepless speed regulator K1 with a switch, a power generation excitation winding L1, a power generation armature winding L2, a rectifier D, a protective capacitor C1, C2, an output end U and an electromechanical program switch circuit part: a full-stroke bidirectional damping force first program switch k2, one-way upward damping force second program switches k3 and k4, one-way downward damping force third program switches k5 and k 6;

the storage battery E, the power potentiometer R with the switch and the power generation excitation winding L1 form a storage battery parallel circuit, and the stepless speed regulator K1 with the switch is connected in series in the power generation excitation winding L1 circuit;

the power generation armature winding L2 is connected in series in the input end circuit of the rectifier D, the output end of the rectifier D is a branch circuit, a first contact (75) of the output end U is connected with a first contact of the parallel circuit of the storage battery to form a common contact (71), and a second contact (76) of the output end U is connected with a second contact of the parallel circuit of the storage battery to form a common contact (72);

the first program K2, the second program switches K3 and K4 and the third program switches K5 and K6 form a parallel program switch circuit, wherein a capacitor C1 is connected in parallel to K4, a capacitor C2 is connected in parallel to K6, a first contact of the parallel program switch circuit is connected with one end of a power generation armature L2 in an input circuit of the rectifier D to form a common contact (73), and a second contact of the parallel program switch circuit is connected with one end of the input of the rectifier D to form a common contact (74).

The multifunctional safety weight lifting bed as claimed in claim 6 or 7, wherein the stepless speed regulator with switch K1 and the program switches K2, K3 and K5 are respectively installed on the control display screen (101);

the storage battery E, the power potentiometer R with the switch, the rectifier D and the capacitor C are arranged inside the base (106).

The multi-function safety weight lifting bed according to claim 4, wherein the electromechanical program switch mechanism portion (115) comprises: a friction wheel (132), a slider J (134) with joint and program switches K4, K6, wherein the mechanical part (115) of the electromechanical program switch is arranged at one end of the electromagnetic damper (116), and the action force provided by the friction wheel (132) to the slider (134) with joint is provided.

A multi-functional safety weight-lifting bed according to any one of claims 2 to 9, wherein the rotatable support (110) is connected to an angle adjusting means (114) to allow the integral support (110) to be rotated for angular adjustment within 90 degrees of vertical and horizontal.

A multi-functional safety weight lifting bed according to any of claims 2 to 9, characterized in that the angle adjustment means (114) comprises: rotatable internal tooth (126), movable external tooth (125), fixing base (121), fixing base (124), pressure spring (123), set screw (122).