CN207898861U - A kind of treadmill belt dual-motor driving mechanism of treadmill - Google Patents
A kind of treadmill belt dual-motor driving mechanism of treadmill Download PDFInfo
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- CN207898861U CN207898861U CN201820248513.8U CN201820248513U CN207898861U CN 207898861 U CN207898861 U CN 207898861U CN 201820248513 U CN201820248513 U CN 201820248513U CN 207898861 U CN207898861 U CN 207898861U
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- treadmill
- runing rest
- column
- belt
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Abstract
The utility model discloses a kind of treadmill belt dual-motor driving mechanism of treadmill, treadmill includes treadmill belt, the race plate that is supported in below treadmill belt and for treadmill belt winding and two roller bearings driving treadmill belt to move；The both ends of a piece roller bearing respectively by one group of driving motor of transmission belt external connection, the two groups of driving motors in left and right respectively it is mobilizable be installed on engine base it is elastic for adjusting transmission belt.The utility model uses the structure of two groups of driving motors, is moved in left and right sides synchronous drive roller bearing, so as to provide more stable driving force, it is more advantageous to and ensures the steady of treadmill belt operation, larger power can be exported, the running experience of user is improved, extends the service life of treadmill.On the other hand two groups of driving motors are set to movable adjusting, it is elastic to adjust transmission belt in this way, adjusts transmission belt tension convenient for user, improves running comfort level；Also the elasticity that conveyer belt can be debugged after long-term use keeps driving force.
Description
Technical field
The utility model is related to field of exercise equipment more particularly to a kind of treadmill belt dual-motor driving mechanisms of treadmill.
Background technology
With the continuous improvement of living standards, people increasingly pay attention to the exercise of body, and it is most simple, most effective to run
Body building method, treadmill also increasingly praised highly by people.Existing treadmill uses single driving motor driving to run substantially
Step band operation, since space limits, the volume of driving motor cannot be excessive, therefore the power of driving motor is restricted, when
The overweight of body builder or trample treadmill belt left and right position it is more inclined when, it is possible that being short of power, influencing treadmill makes
With the case where, be also unfavorable for the long-time service of driving motor.
Utility model content
In view of the deficienciess of the prior art, that the purpose of this utility model is to provide a kind of power outputs is more stable, simultaneously
The treadmill belt dual-motor driving mechanism of adjustable driving condition.
In order to solve the above technical problems, the utility model uses following technical scheme：A kind of double electricity of the treadmill belt of treadmill
Machine driving mechanism, including engine base, the treadmill being arranged on engine base and the column being hinged on engine base, column has to be turned over engine base
Turn to close up the first position for storage, and opens the second position for using with engine base overturning；Treadmill include treadmill belt,
The race plate that is supported in below treadmill belt and for treadmill belt winding and two roller bearings driving treadmill belt to move；The two of a piece roller bearing
Respectively by one group of driving motor of transmission belt external connection, two groups of driving motors are mobilizable respectively for left and right is installed on engine base at end
It is elastic for adjusting transmission belt.
As an improvement being provided with mounting plate on engine base, mounting hole is provided on mounting plate, driving motor is set to one
It is provided with matching hole corresponding with position of mounting hole on flap, on flap, is arranged at mounting hole and matching hole by fastener
Mounting plate and flap are fastened, adjusts the relative position of driving motor and roller bearing on flap around fastener rotation by flap.
As an improvement mounting plate includes two pieces of daughter boards disposed in parallel, mounting hole is set on two pieces of daughter boards and position
Correspondence is set, flap includes two pieces of matching boards disposed in parallel, and matching hole is set on two pieces of matching boards and position corresponds to.
As an improvement there is the motor shaft periphery of driving motor annular groove, roller bearing end to have rolling disk, rolling disk circle
Circumferential surface has annular groove, and two annular groove slot bottoms are evenly arranged along the axial to be provided with groove；Transmission belt is made of flexible material.
As an improvement being provided with mounting bracket on engine base, axis hole is arranged on mounting bracket and wearing shaft at axis hole, turn
Rotatable setting column on the outside of axis, rotatable runing rest, runing rest and the column of being provided in shaft inside pass through a company
Bar is attached, and electric pushrod is hinged on runing rest, and the electric pushrod other end is articulated on engine base；When electric pushrod works
When driving runing rest swing around the shaft, runing rest and column linkage.
As an improvement being provided with arcuate socket on mounting bracket, connecting rod passes through both ends and runing rest, column after arcuate socket
Connection, the outer diameter of connecting rod are adapted with arc hole width, and the arc length of arcuate socket limits the scope of activities of connecting rod, and connecting rod reaches
The first position and the second position of upright post overturning are corresponded to when the both ends limit of arcuate socket.
As an improvement being arranged with supports block on connecting rod, supports block is divided into arcuate socket both sides, the supports block point of runing rest side
It does not offset with runing rest, mounting bracket, the supports block of stud sides offsets with column, mounting bracket respectively.
As an improvement electric pushrod and shaft are hingedly connected to the both ends of runing rest, connecting rod is connected to rotation branch
The middle part of frame.
As an improvement runing rest includes the straight portion and folding part being connected with each other, straight portion and folding part form obtuse angle, shaft
Positioned at straight portion one end, connecting rod is located at the delivery position in straight portion and folding part, and electric pushrod is articulated with folding part one end；Obtuse angle faces away from
The side of electric pushrod, when runing rest moves to the second position, straight portion is vertically arranged.
As an improvement axis hole periphery mounting bracket extends to form cylinder to both sides, cylinder is propped up with rotation respectively in both sides
Frame, column offset.
The advantageous effect that the utility model reaches is：Using the structure of two groups of driving motors, in left and right sides synchronous drive
Roller bearing moves, and so as to provide more stable driving force, is more advantageous to and ensures the steady of treadmill belt operation, can export larger
Power, improve user running experience, extend the service life of treadmill.On the other hand setting two groups of driving motors to can
Activity adjustment, it can adjust that transmission belt is elastic in this way, consequently facilitating user is driven according to the adjustment of appropriateness the case where itself
Band elasticity, enables driving motor export more suitable driving force to roller bearing, improves running comfort level；It also can be after long-term use
The elasticity for debugging conveyer belt keeps driving force.
Description of the drawings
Fig. 1 is the dimensional structure diagram of the utility model treadmill.
Fig. 2 is the dimensional structure diagram at the driving motor and regulating member of the utility model.
Fig. 3 is the enlarged drawing at M in Fig. 2.
Fig. 4 is the dimensional structure diagram one at the electric foldable component of the utility model.
Fig. 5 is the dimensional structure diagram two at the electric foldable component of the utility model.
Fig. 6 is the stereochemical structure exploded perspective view at the electric foldable component of the utility model.
Fig. 7 is the side structure schematic diagram at the electric foldable component of the utility model.
Specific implementation mode
The utility model will be further described with reference to the accompanying drawings and detailed description.
As shown in figs. 1-7, the utility model provides the embodiment of the treadmill belt dual-motor driving mechanism of treadmill, the implementation
Example includes engine base 1, the treadmill 2 being arranged on engine base 1 and the column 3 being hinged on engine base 1, and column 3 has to be overturn with engine base 1
Close up the first position for storage, and opens the second position for using with the overturning of engine base 1；Treadmill 2 includes treadmill belt
21, it is supported in the races plate 22 of the lower section of treadmill belt 21 and for 21 winding of treadmill belt and drives two roller bearings of the movement of treadmill belt 21
23；It is characterized in that：The both ends of a piece roller bearing 23 pass through transmission belt 24 external connection, one group of driving motor 25, two groups of left and right respectively
Driving motor 25 is mobilizable respectively to be installed on engine base 1 for adjust transmission belt 24 elastic.
When the utility model is used, the overturning of column 3 is opened with engine base 1 at an angle (as shown in Figure 1), column 3
It can carry out positioning or directly being positioned by electric pushrod 5 by existing locking structure, column 3 is enabled to be in the second for using
It sets, the front that column 3 is located at treadmill 2 is hand steered for user, improves the safety of movement.When not in use, the overturning of column 3 is closed up
With 1 phase of engine base close to the two is in zero degree or the state (not shown) close to zero degree.The motor shaft and biography of driving motor 25
The dynamic cooperation of band 24 transmission, transmission belt 24 are driven with the cooperation of roller bearing 23, and treadmill belt 21 is wound in a ring on roller bearing 23, are run plate 22 and are supported
In the lower section for one section of treadmill belt 21 that user above tramples, smooth plane of running is formed.Two groups of driving motors 25 can be
Left and right sides synchronism output power drives roller bearing 23 to move, and so as to provide more stable driving force, is more advantageous to guarantee
Treadmill belt 21 is run steady, can export larger power, is improved the running experience of user, is extended the service life of treadmill.
On the other hand two groups of driving motors 25 are set to movable adjusting, it is elastic to adjust transmission belt 24 in this way, consequently facilitating
User enables driving motor 25 to export roller bearing 23 more suitable according to 24 elasticity of adjustment transmission belt of appropriateness the case where itself
Driving force, improve running comfort level；Also the elasticity that conveyer belt 24 can be debugged after long-term use keeps driving force.
As an improvement specific implementation mode, be provided with mounting plate 01 on engine base 1, installation be provided on mounting plate 01
Hole 02, driving motor 25 are set on a flap 03, and matching hole 04 corresponding with 02 position of mounting hole is provided on flap 03, are led to
It crosses fastener and is arranged in fastening mounting plate 01 and flap 03 at mounting hole 02 and matching hole 04, by flap 03 around fastener rotation
Adjust the relative position of driving motor 25 and roller bearing 23 on flap 03.
As shown in Figure 2,3, two pieces of vertical mounting plates 01 are specifically set on engine base 1, and flap 03 passes through matching hole thereon
04 with 02 corresponding matching of mounting hole on mounting plate 01, mounting hole 02 and matching hole 04 are arranged in by fastener and fastened, fastening
Part can be the concrete structure of screw rod and nut, and screw rod plays the role of an articulated shaft, and nut is tightened on screw rod
Mounting plate 01 and flap 03, when release, can carry out the rotation of flap 03, after 25 position of driving motor on flap 03 changes
It plays and adjusts the elastic effect of transmission belt 24.Certain fastener can also take any other embodiment, it can be achieved that unclamping
When rotation debugging and position when fastening.
As an improvement specific implementation mode, mounting plate 01 include two pieces of daughter boards 011 disposed in parallel, mounting hole 02
It is set on two pieces of daughter boards 011 and position corresponds to, flap 03 includes two pieces of matching boards 031 disposed in parallel, and matching hole 04 is arranged
It is corresponded on two pieces of matching boards 031 and position.
As shown in Figure 2,3, the setting of two pieces of daughter boards 011 and matching board 031 enables mounting hole 02 and matching hole 04 form two
Pair coaxial configuration that can continuously wear, wears for specific fastener, realizes the function of articulated shaft；Mounting plate 01 and flap 03
Specially corresponding two boards, can reach the limit effect to rotation angle when rotated, convenient for cooperation dismounting.
As an improvement specific implementation mode, the motor shaft periphery of driving motor 25 has annular groove 26, roller bearing
There is rolling disk 27,27 periphery of rolling disk to have annular groove 26, two 26 slot bottom of annular groove settings evenly arranged along the axial for 23 ends
There is groove 28；Transmission belt 24 is made of flexible material.
As shown in Figure 2,3, the annular groove 26 on motor shaft and rolling disk 27 for 24 winding of transmission belt and realizes left and right limit, tooth
Line 28 is the shape of the tooth such as gear, in a circle setting in 26 slot bottom of annular groove, increases the friction of slot bottom and transmission belt 24
Power, transmission belt 24 are the flexible material with certain elasticity, can keep having suitable elasticity while transmission, improve and run
Comfort level when step, transmission is soft, prolongs the service life.
As an improvement specific implementation mode, mounting bracket 11 is provided on engine base 1, axis hole 13 is set on mounting bracket 11
And shaft 7 is worn at axis hole 13, the 7 rotatable setting column 3 in outside of shaft, 7 inside of shaft is rotatable to be provided with rotation
Holder 4, runing rest 4 and column 3 are attached by a connecting rod 6, and electric pushrod 5, electric pushrod are hinged on runing rest 4
5 other ends are articulated on engine base 1；Runing rest 4 is driven 7 to swing around the shaft when electric pushrod 5 works, runing rest 4 and vertical
Column 3 links.
As shown in Fig. 1,4,5,6,7, the both sides of engine base 1 are correspondingly arranged one piece of vertical mounting bracket 11, two mounting brackets 11
Outside hinged stanchion 3, inside hinging rotary holder 4, a shaft 7 keep runing rest 4 and column 3 to be rotated with the same center of circle,
Convenient for the design and manufacture in structure, whole the space occupied smaller is conducive to reduce volume in this position.Runing rest 4
It is realized and is connected by connecting rod 6 with column 3, drive the position for realizing column 3 when 4 activity of runing rest to adjust in electric pushrod 5；
Prior art realization can be used in electric pushrod 5, meets the motion requirement of column 3 first position and the second position, electric pushrod 5
Both ends can hingedly adjust the angle push runing rest 4 around hinged place swing.Runing rest 4 and electric pushrod 5 are respectively provided with
In inside, can be covered by the shell on engine base 1, activity is realized in the inner part, will not occupy exterior space, and by
To good protection；It is stored and is used in the rotation debugging of column 3 position other than mounting bracket 11.Electric pushrod 5 is by motor
Rotary motion be changed into the straight reciprocating motion of push rod, general Ball screw type structure can be used, good can carry out
Electronic adjustment, the mode of coordination hinge realize the swing of runing rest 4, and electric pushrod 5 increases compared to original motor on the whole
Other parts realize the mode for swinging adjustment, occupy smaller space and realize function, are conducive to the arrangement in structure and contracting
It is small, also reduce the weight of treadmill.
As an improvement specific implementation mode, arcuate socket 12 is provided on mounting bracket 11, connecting rod 6 passes through arcuate socket 12
Both ends are connect with runing rest 4, column 3 afterwards, and the outer diameter of connecting rod 6 is adapted with 12 width of arcuate socket, and the arc of arcuate socket 12 is long
Degree limit connecting rod 6 scope of activities, connecting rod 6 reach arcuate socket 12 the both ends limit when corresponds to column 3 overturning first position with
The second position.
As shown in Fig. 1,4,6,7, the movement locus of connecting rod 6 is matched with arcuate socket 12, and runing rest 4 and column 3 pass through hinge
Place and the cooperation by connecting rod 6 and realization and mounting bracket 11 at arcuate socket 12 are connect, realizes runing rest in structure in this way
4, column 3 and the cooperation of mounting bracket 11 are more stablized；For electric pushrod 5 in pushing course, connecting rod 6 can be auxiliary in arcuate socket 12
The assistant director of a film or play to, arcuate socket 12 defines the scope of activities of connecting rod 6, during the use of column 3 people in hand push when can play support
Effect improves structural strength, while also avoiding the promotion deviation of electric pushrod 5.The both ends limit of arcuate socket 12 is set as vertical
The first position and the second position that column 3 is overturn, electric pushrod 5, which is pushed to traveling and is obstructed, completes adjustment, reasonable for structure and more
Add stabilization, the stroke of electric pushrod 5 more convenient to use without doing fine debugging.
As an improvement specific implementation mode, be arranged with supports block 61 on connecting rod 6, supports block 61 is divided into 12 liang of arcuate socket
The supports block 61 of side, 4 side of runing rest offsets with runing rest 4, mounting bracket 11 respectively, the supports block 61 of 3 side of column respectively with column
3, mounting bracket 11 offsets.
As shown in Figure 5,6, supports block 61 enables runing rest 4 at connecting rod 6, mounting bracket 11,3 three of column by good position
Restriction is set, not will produce interstructural shaking, connecting rod 6 can keep vertical with mounting bracket 11 and stablize activity, and electric pushrod 5 was run
The swing of runing rest 4 and column 3 is stablized in journey, and abrasion is less prone between parts, is advantageously ensured that stable structure and is prolonged
Long life.
As an improvement specific implementation mode, electric pushrod 5 and shaft 7 be hingedly connected to the both ends of runing rest 4,
Connecting rod 6 is connected to the middle part of runing rest 4.
As shown in Fig. 1,4,7, at one end, electric pushrod 5 has longest when pushing to shaft 7 in the other end, electric pushrod 5
The arm of force, be more advantageous to the promotion to runing rest 4 and when the first and second positions are stopped by good limit, favorably
In the stabilization of structure；Connecting rod 6 can play the preferable effect for being oriented to and stablizing between structure at middle part, be conducive to runing rest 4
With the stable oscillation of column 3, sound construction prolongs the service life.
As an improvement specific implementation mode, runing rest 4 include be connected with each other straight portion 41 and folding part 42, straight portion
41 and folding part 42 form obtuse angle, shaft 7 is located at 41 one end of straight portion, and connecting rod 6 is located at the delivery position in straight portion 41 and folding part 42, electronic
Push rod 5 is articulated with 42 one end of folding part；Obtuse angle faces away from the side of electric pushrod 5, when runing rest 4 moves to the second position
When, straight portion 41 is vertically arranged.
As shown in Fig. 4,7, it can be seen that the intuitive implementation structure of runing rest 4, wherein Fig. 4 have given expression to runing rest 4
Two location status at first position and the second position.The deposit position state of first position, that is, column 3, folding part 42 are located at
41 top of straight portion, runing rest 4 is easily pushed up convenient for electric pushrod 5 when pushing；3 working position of the second position, that is, column
State is set, Fig. 7 intuitively sees that straight portion 41 is vertically arranged, and relative to electric pushrod 5, folding part 42 is pushed to the farther of straight portion 41
Side, under the location status runing rest 4 by top pressure when power direction towards front, electric pushrod 5 and the folding at rear
Portion 42 forms acute angle cooperation positioning, overall structure can be kept to stablize.
As an improvement specific implementation mode, 13 periphery mounting bracket 11 of axis hole extends to form cylinder 14, column to both sides
Body 14 offsets with runing rest 4, column 3 respectively in both sides.
As shown in fig. 6, axis hole 13 wears shaft 7, cylinder 14 enable the runing rest 4 of mounting bracket 11 and both sides, column 3 by
Good position restriction not will produce interstructural shaking, and shaft 7 is kept stablizing by axis hole 13 with the cylinder 14 extended, electronic
The rotation position of runing rest 4 and column 3 is stablized in 5 operational process of push rod, is less prone to abrasion between parts, is conducive to protect
It demonstrate,proves stable structure and prolongs the service life.
Above are merely preferred embodiments of the utility model, the scope of protection of the utility model is not limited merely to above-mentioned
Embodiment, technical solution belonging to the idea of the present invention belong to the scope of protection of the utility model.It should be pointed out that pair
For those skilled in the art, several improvements and modifications without departing from the principle of the utility model,
These improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (10)
1. a kind of treadmill belt dual-motor driving mechanism of treadmill, including engine base (1), the treadmill (2) that is arranged on engine base (1) with
And it is hinged on the column (3) on engine base (1), the column (3) has first closed up with engine base (1) overturning for storage
It sets, and opens the second position for using with engine base (1) overturning；The treadmill (2) includes treadmill belt (21), is supported in race
Step band (21) below race plate (22) and for treadmill belt (21) winding and drive treadmill belt (21) move two roller bearings (23)；
It is characterized in that：The both ends of a piece roller bearing (23) respectively by one group of driving motor (25) of transmission belt (24) external connection,
The two groups of driving motors (25) in left and right are mobilizable respectively to be installed on engine base (1) for adjust transmission belt (24) elastic.
2. a kind of treadmill belt dual-motor driving mechanism of treadmill according to claim 1, it is characterised in that：The engine base
(1) it is provided with mounting plate (01) on, mounting hole (02) is provided on the mounting plate (01), the driving motor (25) is set to
On one flap (03), it is provided with matching hole (04) corresponding with mounting hole (02) position on the flap (03), passes through fastener
It is arranged at mounting hole (02) and matching hole (04) and fastens mounting plate (01) and flap (03), turned around fastener by flap (03)
The relative position of driving motor (25) and roller bearing (23) on dynamic adjustment flap (03).
3. a kind of treadmill belt dual-motor driving mechanism of treadmill according to claim 2, it is characterised in that：The installation
Plate (01) includes two pieces of daughter boards (011) disposed in parallel, and the mounting hole (02) is set on two pieces of daughter boards (011) and position pair
It answers, the flap (03) includes two pieces of matching boards (031) disposed in parallel, and the matching hole (04) is set to two pieces of matching boards
(031) on and position corresponds to.
4. a kind of treadmill belt dual-motor driving mechanism of treadmill according to claim 1 or 2 or 3, it is characterised in that：Institute
The motor shaft periphery for stating driving motor (25) has annular groove (26), and roller bearing (23) end has rolling disk (27), described
Rolling disk (27) periphery has annular groove (26), and two annular groove (26) slot bottoms are evenly arranged along the axial to be provided with groove (28)；
The transmission belt (24) is made of flexible material.
5. a kind of treadmill belt dual-motor driving mechanism of treadmill according to claim 1 or 2 or 3, it is characterised in that：Institute
State and be provided with mounting bracket (11) on engine base (1), on the mounting bracket (11) be arranged axis hole (13) and worn at axis hole (13) turn
Axis (7), the rotatable setting column (3) in shaft (7) outside, shaft (7) inside is rotatable to be provided with runing rest (4), institute
It states runing rest (4) and column (3) is attached by a connecting rod (6), electric pushrod is hinged on the runing rest (4)
(5), electric pushrod (5) other end is articulated on engine base (1)；When electric pushrod (5) work drive runing rest (4) around
Shaft (7) is swung, runing rest (4) and column (3) linkage.
6. a kind of treadmill belt dual-motor driving mechanism of treadmill according to claim 5, it is characterised in that：The installation
Arcuate socket (12) is provided on frame (11), the connecting rod (6) passes through arcuate socket (12) both ends and runing rest (4), column (3) afterwards
Connection, the outer diameter of the connecting rod (6) are adapted with arcuate socket (12) width, and the arc length of the arcuate socket (12) limits connecting rod
(6) scope of activities, the connecting rod (6) correspond to the first position of column (3) overturning when reaching the both ends limit of arcuate socket (12)
The second position and.
7. a kind of treadmill belt dual-motor driving mechanism of treadmill according to claim 6, it is characterised in that：The connecting rod
(6) supports block (61) is arranged on, the supports block (61) is divided into arcuate socket (12) both sides, the supports block (61) of runing rest (4) side
Offset respectively with runing rest (4), mounting bracket (11), the supports block (61) of column (3) side respectively with column (3), mounting bracket (11)
It offsets.
8. a kind of treadmill belt dual-motor driving mechanism of treadmill according to claim 5, it is characterised in that：It is described electronic
Push rod (5) and shaft (7) are hingedly connected to the both ends of runing rest (4), and the connecting rod (6) is connected in runing rest (4)
Portion.
9. a kind of treadmill belt dual-motor driving mechanism of treadmill according to claim 8, it is characterised in that：The rotation
Holder (4) include be connected with each other straight portion (41) and folding part (42), the straight portion (41) and folding part (42) formation obtuse angle, described turn
Axis (7) is located at straight portion (41) one end, and the connecting rod (6) is located at the delivery position in straight portion (41) and folding part (42), described electronic to push away
Bar (5) is articulated with folding part (42) one end；The obtuse angle faces away from the side of electric pushrod (5), when runing rest (4) moves to
When the second position, straight portion (41) is vertically arranged.
10. a kind of treadmill belt dual-motor driving mechanism of treadmill according to claim 5, it is characterised in that：The axis
Hole (13) periphery mounting bracket (11) extends to form cylinder (14) to both sides, the cylinder (14) in both sides respectively with runing rest
(4), column (3) offsets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820248513.8U CN207898861U (en) | 2018-02-11 | 2018-02-11 | A kind of treadmill belt dual-motor driving mechanism of treadmill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820248513.8U CN207898861U (en) | 2018-02-11 | 2018-02-11 | A kind of treadmill belt dual-motor driving mechanism of treadmill |
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| Publication Number | Publication Date |
|---|---|
| CN207898861U true CN207898861U (en) | 2018-09-25 |
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ID=63560778
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820248513.8U Active CN207898861U (en) | 2018-02-11 | 2018-02-11 | A kind of treadmill belt dual-motor driving mechanism of treadmill |
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| Country | Link |
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| CN (1) | CN207898861U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114694431A (en) * | 2022-04-02 | 2022-07-01 | 浙江广厦建设职业技术大学 | Appearance state auxiliary training device for air crew service teaching |
-
2018
- 2018-02-11 CN CN201820248513.8U patent/CN207898861U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114694431A (en) * | 2022-04-02 | 2022-07-01 | 浙江广厦建设职业技术大学 | Appearance state auxiliary training device for air crew service teaching |
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