CN220070658U - Variable-frequency running machine - Google Patents
Variable-frequency running machine Download PDFInfo
- Publication number
- CN220070658U CN220070658U CN202321180850.5U CN202321180850U CN220070658U CN 220070658 U CN220070658 U CN 220070658U CN 202321180850 U CN202321180850 U CN 202321180850U CN 220070658 U CN220070658 U CN 220070658U
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- mounting
- support frame
- frequency converter
- installation piece
- groove
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- 230000001681 protective effect Effects 0.000 claims abstract description 30
- 238000009434 installation Methods 0.000 claims abstract description 27
- 230000000670 limiting effect Effects 0.000 claims description 29
- 238000012423 maintenance Methods 0.000 abstract description 10
- 230000036961 partial effect Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The utility model relates to a variable-frequency running machine, and belongs to the technical field of body-building equipment. It mainly aims at the trouble problem when the existing running machine is overhauled, and provides the following technical scheme: including support frame, support frame upper symmetry is provided with two stands, is provided with the panel board between two stands, is provided with on the support frame and runs area and motor, still includes: the frequency converter is electrically connected with the motor and the instrument panel; the protective shell is used for protecting the frequency converter and the motor, is arranged on the support frame and is provided with a mounting opening; the installation piece, the installation piece is located the installing port, installation piece and protective housing sliding connection, and the installation piece runs through the installing port along horizontal, and the installation piece is provided with the mounting panel on horizontal one side, and the converter setting is on the mounting panel. The utility model is convenient for staff to take out the frequency converter for maintenance and convenient for use.
Description
Technical Field
The utility model relates to the technical field of fitness equipment, in particular to a variable-frequency running machine.
Background
Along with the improvement of the living standard of people, more and more urban sports enthusiasts choose to exercise by running machines indoors, so that the urban sports enthusiasts can avoid the interference of external air pollution or weather adverse factors such as rain and fog, and are also beneficial to users to record the quantity of exercise or make and implement scientific exercise plans. Along with the development of science and technology, the development of treadmill more and more has the variety, and as the treadmill of chinese patent grant publication number CN216497266U discloses an adjustable shock attenuation mode of running, and it includes support frame, motor, converter, preceding cylinder, race area, back cylinder and stand, and motor, converter and stand all set up on the support frame, converter and motor electric connection, and the motor is connected with preceding cylinder drive, still includes: the running plate is positioned at the inner side of the running belt, and the front end or the rear end of the running plate is rotationally connected with the supporting frame; the two pneumatic tires are symmetrically arranged on the support frame relative to the running belt, and the top of the pneumatic tires is contacted with the running plate; the inflation tube is provided with an air inlet end a and two air outlet ends a, and the two air outlet pipes a are respectively communicated with the two air tires; the exhaust pipe is provided with two air inlet ends b and one air outlet end b, and the two air inlet ends b are respectively communicated with the two air tires; the bidirectional air pump is provided with an air charging end and an air exhausting end, wherein the air charging end is communicated with the air inlet end a, and the air exhausting end is communicated with the air outlet end b.
The device can simulate various sports environments so that a user can perform sports under the various sports environments. However, when the device is actually used, the frequency converter and the motor are both arranged in a protective shell, the frequency converter is fixedly arranged on the support frame through bolts or screws, once the device breaks down and needs to be maintained and checked, the shell is generally required to be detached firstly, then the frequency converter is detached for maintenance, the frequency converter is required to be further fixedly arranged after the maintenance and check is finished, and the maintenance and check of the running machine by maintenance personnel are inconvenient to be performed by the fixed shell, and the time and the labor are wasted.
Disclosure of Invention
The utility model aims to solve the problems in the background art and provides a variable-frequency running machine which is convenient for workers to overhaul.
The technical scheme of the utility model is as follows: the utility model provides a frequency conversion treadmill, includes the support frame, the symmetry is provided with two stands on the support frame, is provided with the panel board between two stands, is provided with on the support frame and runs area and motor, still includes:
the frequency converter is electrically connected with the motor and the instrument panel;
the protective shell is used for protecting the frequency converter and the motor, is arranged on the support frame and is provided with a mounting opening;
the installation piece, the installation piece is located the installing port, installation piece and protective housing sliding connection, and the installation piece runs through the installing port along horizontal, and the installation piece is provided with the mounting panel on horizontal one side, and the converter setting is on the mounting panel.
Preferably, the mounting plate fixing device further comprises an elastic component used for fixing the mounting plate, the support frame is provided with a mounting groove, the bottom of the mounting plate is provided with a limiting groove, the elastic component is arranged on the support frame in a sliding mode, the elastic component is located in the mounting groove, and the elastic component is longitudinally inserted into the limiting groove.
Preferably, the elastic assembly comprises:
the sliding rod longitudinally penetrates through the inner wall of the bottom of the mounting groove and is connected with the support frame in a sliding manner;
the limiting block is inserted into the limiting groove to fix the mounting plate, is arranged at the upper end of the sliding rod and is positioned below or in the mounting groove;
the pull ring is used for adjusting the state of the elastic component by a worker and is arranged at the bottom end of the sliding rod;
and the reset spring is arranged in the mounting groove, two ends of the reset spring are respectively connected with the limiting block and the inner wall at the bottom of the mounting groove, and the sliding rod penetrates through the reset spring.
Preferably, the limiting block is provided with a guide surface which gradually inclines upwards along the direction away from the mounting block.
Preferably, the device further comprises a limit strip; the spacing is provided with two, and two spacing all set up on the support frame and lie in both sides around the mounting panel, spacing and mounting panel sliding connection.
Preferably, the upper surface of the mounting plate is convexly provided with at least two pairs of mounting limit strips.
Preferably, the device further comprises a pull rod; the transverse one side of installation piece is provided with the standing groove, and the pull rod sets up in the standing groove, and the pull rod sets up along the fore-and-aft direction.
Preferably, the inner cavity wall of the protective shell is provided with a corner which is matched with the top of the rear end of the frequency converter.
Preferably, a limit support post matched with the top of the frequency converter is arranged on the inner cavity wall of the protective shell.
Compared with the prior art, the utility model has the following beneficial technical effects:
1. through setting up installation piece, mounting panel and converter integrated into one piece's structure, can easily pull out the converter, realize the maintenance to the converter.
2. Through setting up elastic component, elastic component is fixed to the mounting panel, can guarantee that the converter installs the stability on the support frame, can not influence the normal work of converter.
3. After the frequency converter is used for a long time, the frequency converter can be easily taken out from the protective housing, dust accumulated on the surface of the frequency converter due to static electricity is cleaned, better heat dissipation is achieved, the service life of the frequency converter is prolonged, and the frequency converter is more energy-saving.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present utility model.
Fig. 2 is a schematic diagram illustrating a structure of a protective case according to an embodiment of the utility model.
Fig. 3 is a partial enlarged view at a in fig. 2.
Fig. 4 is a partial cross-sectional view of an embodiment of the present utility model.
Fig. 5 is a partial enlarged view at B in fig. 4.
Fig. 6 is a perspective cross-sectional view of the protective housing of the present utility model.
Fig. 7 is a top view of a mounting plate of the present utility model.
Reference numerals: 1. a support frame; 101. a mounting groove; 2. a column; 3. a dashboard; 4. a running belt; 5. a motor; 6. a protective shell; 601. a mounting port; 7. a mounting block; 701. a placement groove; 8. a mounting plate; 801. a limit groove; 9. a frequency converter; 10. a slide bar; 11. a limiting block; 1101. a guide surface; 12. a pull ring; 13. a return spring; 14. a limit bar; 15. and (5) a pull rod.
Detailed Description
As shown in fig. 1 to 5, the variable frequency running machine provided by the utility model comprises a supporting frame 1, an upright post 2, an instrument panel 3, a running belt 4, a motor 5, a protective shell 6, a mounting block 7 and a frequency converter 9, wherein:
as shown in fig. 1 to 3, a mounting groove 101 is formed in the support frame 1; the two upright posts 2 are symmetrically arranged on the support frame 1, the instrument panel 3 is arranged between the two upright posts 2, and the running belt 4 and the motor 5 are arranged on the support frame 1; the frequency converter 9 is electrically connected with the motor 5 and the instrument panel 3; the protective shell 6 is arranged on the support frame 1, a mounting opening 601 is formed in the protective shell 6, and the protective shell 6 is used for protecting the frequency converter 9 and the motor 5; the horizontal one side of installation piece 7 is provided with standing groove 701, and installation piece 7 is located mounting hole 601, and installation piece 7 and protective housing 6 sliding connection, installation piece 7 transversely run through mounting hole 601 along, and installation piece 7 horizontal one side is provided with mounting panel 8, and converter 9 sets up on mounting panel 8, and mounting panel 8 bottom is provided with spacing groove 801. The mounting panel 8 upper surface protrusion is equipped with two at least pairs of installation spacing bars 802, and every two installation spacing bars 802 that the position is close become a pair of setting, and every clearance in the middle of the spacing bar 802 of pair installation keeps unanimous, forms a spacing passageway for insert through spacing passageway when converter 9 can install, guarantee that the mounted position is accurate.
As shown in fig. 6, when the frequency converter 9 is vibrated when running by a user in use, in order to maintain the stable state of the frequency converter 9, a limit strut 602 adapted to the top of the frequency converter 9 is arranged on the inner cavity wall of the protective housing 6, and is used for abutting against the frequency converter 9 through the limit strut 602 after the mounting block 7 is connected with the protective housing 6, and meanwhile, a damping pad is preferably arranged at one end of the limit strut 602 abutting against the frequency converter 9, so that the frequency converter 9 is subjected to a shock absorbing effect when the running machine is used.
As shown in fig. 3, in order to accurately install the frequency converter 9, thereby ensuring the stability after installation, the utility model further comprises a limit bar 14; the two limiting strips 14 are arranged, the two limiting strips 14 are arranged on the support frame 1 and located on the front side and the rear side of the mounting plate 8, the limiting strips 14 are in sliding connection with the mounting plate 8, and the frequency converter 9 can be stably mounted only by inserting the mounting plate 8 between the two limiting strips 14 during mounting.
As shown in fig. 1 and fig. 3, in order to facilitate pulling out the frequency converter 9, the utility model further includes a pull rod 15, wherein the pull rod 15 is disposed in the placement groove 701, the pull rod 15 is disposed along the front-rear direction, and when a worker needs to repair the frequency converter 9, the worker only needs to stretch a hand into the placement groove 701 and hold the pull rod 15 to pull the frequency converter outwards.
The frequency converter is a power control device which controls the alternating current motor by changing the frequency of a working power supply of the motor by applying a frequency conversion technology and a microelectronic technology. The frequency converter mainly comprises a rectifying unit (alternating current to direct current), a filtering unit, an inverting unit (direct current to alternating current), a braking unit, a driving unit, a detecting unit micro-processing unit and the like. The frequency converter is used for adjusting the voltage and frequency of the output power supply by switching on and off the internal IGBT, and providing the required power supply voltage according to the actual requirement of the motor, so as to achieve the purposes of energy saving and speed regulation. Along with the continuous improvement of the industrial automation degree, the frequency converter is also widely applied. In the utility model, the frequency converter 9 is adopted to regulate the speed of the motor 5, so as to control the speed of the running belt 4, and further meet the running speed requirements of different users.
In addition, the mounting block 7 and the mounting plate 8 are welded and connected, and then the frequency converter 9 is fixed on the mounting plate 8, so that the integrated forming of the mounting block 7, the mounting plate 8 and the frequency converter 9 is realized, when the frequency converter 9 needs to be maintained, the mounting plate 8 can be pulled out only by pulling out the mounting block 7, and then the frequency converter 9 is pulled out for maintenance, and the protective shell 6 does not need to be detached, thereby achieving the purpose of rapid maintenance. After the maintenance is finished, the mounting plate 8 is only required to be inserted into the mounting hole 601, and the mounting block 7 is positioned in the mounting hole 601. When the length of the connecting wire between the frequency converter 9 and the motor 5 is set, the length of the connecting wire is ensured as long as possible, and the wire is prevented from being broken when the frequency converter 9 is pulled out.
As shown in fig. 4 to 5, in order to further fix the mounting plate 8 and thus improve the stability of the frequency converter 9 when the user uses, the utility model further comprises an elastic component for fixing the mounting plate 8, the elastic component is slidably arranged on the support frame 1 and is positioned in the mounting groove 101, the elastic component is longitudinally inserted into the limit groove 801, and after the frequency converter 9 is mounted, the frequency converter can be fixed, so that the frequency converter cannot easily move when the user uses the utility model. In addition, after the frequency converter 9 is installed in place on the running machine, at least a partial area of the top of the frequency converter 9 is abutted against the inner cavity wall of the protective shell 6, more preferably, the top of the rear end of the frequency converter 9 can be abutted against the inner cavity wall of the protective shell 6, a corner 61 matched with the top of the rear end of the frequency converter 9 can be arranged on the inner cavity wall of the protective shell 6, the corner 61 is abutted against the frequency converter 9 to better limit the top of the frequency converter 9, or a limit support column 602 is arranged on the inner cavity wall of the protective shell 6, and the corner 61 is the connection corner between the limit support column 602 and the inner cavity wall of the protective shell. Thereby stably limiting the frequency converter from multiple directions and ensuring the installation stability of the frequency converter 9 when the running machine is used.
As shown in fig. 5, the elastic component comprises a slide bar 10, a limiting block 11, a pull ring 12 and a return spring 13; the sliding rod 10 longitudinally penetrates through the inner wall of the bottom of the mounting groove 101, and the sliding rod 10 is in sliding connection with the support frame 1; the limiting block 11 is used for being inserted into the limiting groove 801 to fix the mounting plate 8, the limiting block 11 is arranged at the upper end of the sliding rod 10, the limiting block 11 is positioned below or in the mounting groove 101, the limiting block 11 is of a square block structure, the limiting block 11 is provided with a guide surface 1101, and the guide surface 1101 gradually inclines upwards along the direction away from the mounting block 7; the pull ring 12 is used for adjusting the state of the elastic component by a worker, and the pull ring 12 is arranged at the bottom end of the slide rod 10; the reset spring 13 is arranged in the mounting groove 101, two ends of the reset spring 13 are respectively connected with the limiting block 11 and the inner wall of the bottom of the mounting groove 101, and the sliding rod 10 penetrates through the reset spring 13.
Working principle: when a maintainer needs to repair the frequency converter 9, the maintainer only needs to pull the pull ring 12 downwards firstly, and the pull ring 12 drives the slide rod 10 to descend so as to drive the limiting block 11 to descend, and at the moment, the maintainer pulls the pull rod 15 to pull out the frequency converter 9 for repair; after maintenance, the worker inserts the mounting plate 8 into the mounting opening 601 so that the mounting plate is positioned between the two limiting strips 14, and pushes the mounting block 7 inwards until the mounting block is not pushed.
The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.
Claims (9)
1. The utility model provides a variable frequency treadmill, includes support frame (1), support frame (1) on the symmetry be provided with two stand (2), be provided with instrument panel (3) between two stand (2), be provided with on support frame (1) and run area (4) and motor (5), its characterized in that still includes:
a frequency converter (9) electrically connected with the motor (5) and the instrument panel (3);
a protective shell (6) for protecting the frequency converter (9) and the motor (5), wherein the protective shell (6) is arranged on the support frame (1), and a mounting port (601) is arranged on the protective shell (6);
the installation piece (7), installation piece (7) are located installing port (601), installation piece (7) and protective housing (6) sliding connection, and installation piece (7) are along transversely running through installing port (601), and installation piece (7) horizontal one side is provided with mounting panel (8), and converter (9) set up on mounting panel (8).
2. The variable frequency running machine according to claim 1, further comprising an elastic component for fixing the mounting plate (8), wherein the support frame (1) is provided with a mounting groove (101), the bottom of the mounting plate (8) is provided with a limit groove (801), the elastic component is slidably arranged on the support frame (1), the elastic component is located in the mounting groove (101), and the elastic component is longitudinally inserted into the limit groove (801).
3. The variable frequency treadmill of claim 2, wherein the resilient assembly comprises:
the sliding rod (10) longitudinally penetrates through the inner wall of the bottom of the mounting groove (101), and the sliding rod (10) is in sliding connection with the support frame (1);
the limiting block (11) is used for being inserted into the limiting groove (801) to fix the mounting plate (8), the limiting block (11) is arranged at the upper end of the sliding rod (10), and the limiting block (11) is positioned below or in the mounting groove (101);
the pull ring (12) is used for adjusting the state of the elastic component by a worker, and the pull ring (12) is arranged at the bottom end of the sliding rod (10);
the reset spring (13), reset spring (13) set up in mounting groove (101), and reset spring (13) both ends are connected with stopper (11) and mounting groove (101) bottom inner wall respectively, and slide bar (10) run through reset spring (13).
4. A variable frequency treadmill according to claim 3, characterized in that the stopper (11) is provided with a guide surface (1101), the guide surface (1101) being inclined gradually upwards in a direction away from the mounting block (7).
5. A variable frequency treadmill according to claim 1, further comprising a limit bar (14); the two limiting strips (14) are arranged, the two limiting strips (14) are arranged on the supporting frame (1) and located on the front side and the rear side of the mounting plate (8), and the limiting strips (14) are in sliding connection with the mounting plate (8).
6. The variable frequency treadmill of claim 5, wherein at least two pairs of mounting limit bars (802) are provided on the upper surface of the mounting plate (8) in a protruding manner.
7. A variable frequency treadmill according to claim 1, further comprising a pull rod (15); a placing groove (701) is formed in one lateral side of the mounting block (7), the pull rod (15) is arranged in the placing groove (701), and the pull rod (15) is arranged along the front-back direction.
8. The variable frequency running machine according to claim 1, characterized in that the inner cavity wall of the protective shell (6) is provided with a corner (61) which is matched with the top of the rear end of the frequency converter (9).
9. The variable frequency running machine according to claim 1, characterized in that a limit strut (602) adapted to the top of the frequency converter (9) is arranged on the inner cavity wall of the protective shell (6).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321180850.5U CN220070658U (en) | 2023-05-15 | 2023-05-15 | Variable-frequency running machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321180850.5U CN220070658U (en) | 2023-05-15 | 2023-05-15 | Variable-frequency running machine |
Publications (1)
Publication Number | Publication Date |
---|---|
CN220070658U true CN220070658U (en) | 2023-11-24 |
Family
ID=88831922
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202321180850.5U Active CN220070658U (en) | 2023-05-15 | 2023-05-15 | Variable-frequency running machine |
Country Status (1)
Country | Link |
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CN (1) | CN220070658U (en) |
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2023
- 2023-05-15 CN CN202321180850.5U patent/CN220070658U/en active Active
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