A kind of treadmill of adjustable armrest height
Technical field
The present invention relates to health and fitness facilities technical fields, and in particular to a kind of treadmill of adjustable armrest height.
Background technique
Treadmill is simplest one kind in the standing equipment and family fitness equipment of family and gymnasium.Treadmill
Mainly it is made of rack, treadbelt, transmission system and instrument board, rack is used to support, and treadbelt can be run with for user above,
Transmission system is for rotating treadbelt, and instrument board is for showing and controlling transmission system etc..
Existing treadmill, for the user of different heights, handrail cannot be exactly matched, and there are security risks.
Summary of the invention
The purpose of the present invention is to provide a kind of treadmills of adjustable armrest height, by enabling handrail to move up and down
Height is adjusted, so that handrail be allow preferably to adapt to the user of different heights, effectively ensures the comfort level and peace of user
Quan Xing.
In order to solve the above technical problem, the present invention provides following technical solutions:
A kind of treadmill of adjustable armrest height, the treadmill include rack, treadbelt, transmission system and instrument board,
The rack includes stand and pedestal, and the stand is L shape and vertically arranged, one end of the pedestal and the fixed company of the stand
It connects, there are two roller, the roller is rotatably supported in the pedestal for setting on the pedestal, and the treadbelt is rotating around being set to
It two rollers and can be rotated under the action of the roller, the transmission system is set to the pedestal and with wherein one
A drum drive cooperation, the transmission system are able to drive the roller rotation and rotate the treadbelt, the instrument
Disk can control the revolving speed of the roller and the treadbelt, be provided with handrail in the stand, and the handrail is vertically slidably
Be set to the stand so that the height of the handrail is adjustable.
Further, the handrail is connect by connector with the stand, and the connector includes lead screw, nut and the
One motor, the lead screw are rotatably set to the stand around own axes, and the lead screw is vertically arranged, and the nut is arranged
In the lead screw, the nut is vertically slidably arranged on the stand, one end of the handrail and nut rigidity
It connects and can move synchronously, for the first motor for driving the lead screw to rotate, the lead screw is able to drive institute when rotating
Nut vertical motion is stated, so that the handrail can be moved vertically, the instrument board can control the first motor.
Further, the transmission system includes the second motor, driving link, driving belt and at least one regulating part, institute
Stating driving link includes rotation section and at least five pars contractilis, and the rotation section is circular ring shape, the rotation section and second electricity
The output shaft of machine is sequentially connected and second motor is able to drive axis of the rotation section around the rotation section and rotates, described
At least five pars contractilis are circumferentially distributed along the rotation section, and the pars contractilis is radially extended along the rotation section, described to stretch
The one end far from the rotation section in contracting portion is fixedly installed the first belt pulley, and first belt pulley and the pars contractilis cannot
It relatively rotates, the axis of first belt pulley is parallel with the axis of the rotation section, is arranged on first belt pulley useful
In the matched belt grooves of the driving belt, the pars contractilis is scalable and carries out hydraulic control by the instrument board, so that
The length of the pars contractilis is adjustable and makes first belt pulley close to or far from the rotation section;The regulating part includes sliding
Block, regulating wheel and pressure regulator, the pedestal are internally provided with sliding slot, and the sliding slot hangs down along with the axis of the rotation section
Straight direction setting, the sliding shoe are slidably embedded in the sliding slot, and the regulating wheel is rotatably set to described
Sliding shoe, the regulating wheel, the rotation section are parallel with the axis of the roller, and the peripheral surface setting of the regulating wheel is useful
In with the matched belt grooves of the driving belt, the pressure regulator connect with the pedestal and the sliding shoe respectively,
In one end of a roller be coaxially fixed with the second belt pulley, the driving belt bypasses the regulating wheel, described respectively
First belt pulley described in second belt pulley and a portion, the pressure regulator are used to for the sliding shoe being pressed in described
Driving belt, so that the driving belt is tensioned, when the pars contractilis elongates or shortens, the sliding shoe is able to drive the tune
Section wheel is slided along the sliding slot.
Further, the pressure regulator includes pressure adjusting block and squeezes spring, and the pressure adjusting block passes through spiral shell
Bolt is fixed in the sliding slot, and multiple threaded holes, extension of the multiple threaded hole along the sliding slot are provided in the sliding slot
Directional spreding, the bolt selectivity is fixed in the threaded hole of part, so that the pressure adjusting block can change
Position on the pedestal and keep the pressure adjusting block and the distance between the sliding shoe adjustable, the extruding spring is pressure
Spring, the both ends for squeezing spring are respectively held against the pressure adjusting block and the sliding shoe, and the extruding spring is for making institute
It states regulating wheel and is pressed in the driving belt.
Further, layer of silica gel is coated on the handrail.
Further, there are two idler wheel, width of described two idler wheels along the stand for the bottom front setting of the stand
Spend direction setting.
Further, one end bottom far from the stand of the pedestal is provided with bolster, and the bolster is arc
One end of shape steel plate, the opening upwards of the bolster, the bolster is fixedly connected with the base, the bolster it is another
One end is slidably connected to the pedestal along the length direction of the pedestal.
Further, the pedestal is rotatably connect with the stand and the pedestal and the stand are foldable.
The beneficial effects obtained by the present invention are as follows being:
A kind of treadmill of adjustable armrest height of the invention includes rack, treadbelt, transmission system and instrument board, rack
Including stand and pedestal, it is arranged on pedestal there are two roller, treadbelt is able to drive rolling rotating around two rollers, transmission system is set to
Cylinder rotates and rotates treadbelt, handrail is provided in stand, handrail is vertically slidably arranged on stand, so that the height of handrail
It spends adjustable.
The treadmill of adjustable armrest height provided by the invention, the height of adjustable handrail, to adapt to different bodies
High crowd, it is ensured that the life security of user.
Detailed description of the invention
It, below will be to needed in the embodiment in order to more clearly illustrate the technical solution in the embodiment of the present invention
Attached drawing is simply introduced, it should be apparent that, the accompanying drawings in the following description is only some embodiments recorded in the present invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is the structural schematic diagram of the treadmill of adjustable armrest height provided in an embodiment of the present invention;
Fig. 2 is the matching relationship schematic diagram of treadbelt and roller;
Fig. 3 is the connection relationship diagram of handrail and stand;
Fig. 4 is the structural schematic diagram of transmission system.
Appended drawing reference correspondence is as follows:
10- treadmill;
11- rack;12- treadbelt;13- instrument board;14- transmission system;
110- stand;111- pedestal;112- roller;113- handrail;114- idler wheel;115- bolster;116- connector;
117- lead screw;118- nut;140- driving link;141- driving belt;142- regulating part;The rotation section 143-;144- pars contractilis;
The first belt pulley of 145-;146- sliding shoe;147- regulating wheel;148- pressure regulator;149- sliding slot;The second belt pulley of 150-;
151- pressure adjusting block;152- squeezes spring.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description.
Fig. 1 is the structural schematic diagram of the treadmill of adjustable armrest height provided in an embodiment of the present invention;Fig. 2 be treadbelt with
The matching relationship schematic diagram of roller;Fig. 3 is the connection relationship diagram of handrail and stand;Fig. 4 is the structural representation of transmission system
Figure.
It please refers to shown in Fig. 1, the embodiment of the invention provides a kind of treadmill 10 of adjustable armrest height, the treadmills
10 include rack 11, treadbelt 12, transmission system 14 and instrument board 13, and transmission system 14 is not shown in Fig. 1, and refers to Fig. 4, when
So, transmission system 14 use scheme in the prior art be also completely can with.
Rack 11 includes stand 110 and pedestal 111, and stand 110 is L shape and vertically arranged, one end of pedestal 111 and stand
110 are fixedly connected.
There are two idler wheel 114, two idler wheels 114 are set along the width direction of stand 110 for the bottom front setting of stand 110
It sets.
One end bottom of the separate stand 110 of pedestal 111 is provided with rolling bolster 115, and rolling bolster 115 is arc-shaped steel
Plate rolls the opening upwards of bolster 115, and one end of rolling bolster 115 is fixedly connected with pedestal 111, rolls the another of bolster 115
The length direction along pedestal 111 is held slidably to be connected to pedestal 111.
Pedestal 111 is rotatably connect with stand 110 and pedestal 111 and stand 110 are foldable.
Shown in referring to figure 2., there are two rollers 112, roller 112 to be rotatably supported in pedestal for setting on pedestal 111
111, treadbelt 12 two rollers 112 and can be rotated under the action of roller 112 rotating around being set to.
Transmission system 14, which is set to pedestal 111 and is driven with one of roller 112, to be cooperated, and transmission system 14 is able to drive
Roller 112 rotates and rotates treadbelt 12, and instrument board 13 can control the revolving speed of roller 112 and treadbelt 12.
It is provided with handrail 113 in stand 110, layer of silica gel is coated on handrail 113, handrail 113 is vertically slidably set
It is placed in stand 110, so that the height of handrail 113 is adjustable.
Shown in referring to figure 3., wherein the connection type of handrail 113 and stand 110 are as follows: handrail 113 passes through connector 116
It is connect with stand 110.
Connector 116 includes lead screw 117, nut 118 and first motor, and first motor is being not shown in the figure.
Lead screw 117 is rotatably set to stand 110 around own axes, and lead screw 117 is vertically arranged, and nut 118 is sheathed on
Lead screw 117, nut 118 are vertically slidably arranged on stand 110, one end of handrail 113 and the rigid connection of nut 118 and energy
Enough move synchronously.
For first motor for driving lead screw 117 to rotate, lead screw 117 is able to drive 118 vertical motion of nut when rotating, so that
Handrail 113 can be moved vertically, and instrument board 13 can control first motor.
Treadmill 10 in the prior art adjusts the speed, and generally has fixed several gears, and the revolving speed by adjusting motor is realized,
This mode makes occur the lifting of the cliff of displacement formula when rate conversion, is unfavorable for the steady acceleration or deceleration of user, is easy to cause peace
Full accident, in order to realize the electrodeless variable-speed of treadbelt 12, transmission system 14 can use following scheme:
Referring to figure 4. shown in, transmission system 14 include the second motor, driving link 140, driving belt 141 and at least one
Regulating part 142.
Driving link 140 includes rotation section 143 and at least five pars contractilis 144.
Rotation section 143 is circular ring shape, and the output shaft of rotation section 143 and the second motor is sequentially connected and the second motor being capable of band
Axis of the dynamic rotation section 143 around rotation section 143 rotates.
At least five pars contractilis 144 prolong along the circumferentially distributed of rotation section 143, radial direction of the pars contractilis 144 along rotation section 143
Stretch, one end of the separate rotation section 143 of pars contractilis 144 is fixedly installed the first belt pulley 145, the first belt pulley 145 with it is flexible
Portion 144 is relatively unrotatable, and the axis of the first belt pulley 145 is parallel with the axis of rotation section 143, sets on the first belt pulley 145
It being equipped with for the matched belt grooves of driving belt 141, pars contractilis 144 is scalable and carries out hydraulic control by instrument board 13, with
Keep the length of pars contractilis 144 adjustable and makes the first belt pulley 145 close to or far from rotation section 143.
Regulating part 142 includes sliding shoe 146, regulating wheel 147 and pressure regulator 148.
Pedestal 111 is internally provided with sliding slot 149, and sliding slot 149 is arranged along the direction vertical with the axis of rotation section 143,
Sliding shoe 146 is slidably embedded in sliding slot 149.
Regulating wheel 147 is rotatably set to sliding shoe 146, and the axis of regulating wheel 147, rotation section 143 and roller 112 is flat
Row, the peripheral surface of regulating wheel 147 be provided with for the matched belt grooves of driving belt 141, pressure regulator 148 respectively with
Pedestal 111 and sliding shoe 146 connect.
One end of one of roller 112 is coaxially fixed with the second belt pulley 150, and driving belt 141 is rotating around overregulating
The 147, second belt pulley 150 and the first belt pulley of a portion 145 are taken turns, pressure regulator 148 is for compressing sliding shoe 146
In driving belt 141, so that driving belt 141 is tensioned.
When pars contractilis 144 elongates or shortens, sliding shoe 146 is able to drive 149 sliding along the chute of regulating wheel 147.
Pressure regulator 148 can use air pressure adjustment, can also be in the following ways: pressure regulator 148 includes pressure
Power adjusting block 151 and extruding spring 152.
Pressure adjusting block 151 is fixed by bolts in sliding slot 149, and multiple threaded holes, multiple spiral shells are provided in sliding slot 149
Pit along the chute 149 extending direction distribution, bolt selectivity is fixed in partial threads hole so that pressure adjusting block 151
Can change the position on pedestal 111 and make pressure adjusting block 151 between sliding shoe 146 at a distance from it is adjustable.
Extruding spring 152 is pressure spring, and the both ends for squeezing spring 152 are respectively held against pressure adjusting block 151 and sliding shoe 146,
Spring 152 is squeezed for making regulating wheel 147 be pressed in driving belt 141.
A kind of treadmill 10 of adjustable armrest height of the invention includes rack 11, treadbelt 12, transmission system 14 and instrument
Dial plate 13, rack 11 include stand 110 and pedestal 111, and setting is there are two roller 112 on pedestal 111, and treadbelt 12 is rotating around being set to
Two rollers 112, transmission system 14 are able to drive the rotation of roller 112 and rotate treadbelt 12, are provided with handrail in stand 110
113, handrail 113 is vertically slidably arranged on stand 110, so that the height of handrail 113 is adjustable.
The treadmill 10 of adjustable armrest height provided by the invention, the height of adjustable handrail 113, to adapt to not
With the crowd of height, it is ensured that the life security of user.
Embodiment described above is only that the preferred embodiment of the present invention is described, not to design of the invention
It is defined with range, without departing from the design concept of the invention, ordinary engineering and technical personnel is to this hair in this field
The all variations and modifications that bright technical solution is made should all fall into protection scope of the present invention, claimed skill of the invention
Art content is all documented in technical requirements book.