CN208636054U - A kind of office chair rides vertical static load detection device - Google Patents
A kind of office chair rides vertical static load detection device Download PDFInfo
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- CN208636054U CN208636054U CN201821221891.3U CN201821221891U CN208636054U CN 208636054 U CN208636054 U CN 208636054U CN 201821221891 U CN201821221891 U CN 201821221891U CN 208636054 U CN208636054 U CN 208636054U
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Abstract
The utility model discloses a kind of office chairs to ride vertical static load detection device, it includes mounting rack, horizontal supporting plate, first pulley mounting base, second pulley mounting base, third pulley mounting base, 4th pulley mounting base, first rope pulling device, second rope pulling device, first upright bar, second upright bar, first drawstring, second drawstring, first tension sensor, second tension sensor and controller, the front of mounting rack is arranged in horizontal supporting plate, upright bar is installed on mounting rack, first pulley mounting base and second pulley mounting base are loaded on before upright bar, rope pulling device is respectively arranged in the upper end of upright bar, third pulley mounting base and the 4th pulley mounting base are installed on above horizontal supporting plate；One end of drawstring is connect with rope pulling device, and the other end of drawstring sequentially passes through the pulley in pulley mounting base, and the side for riding with office chair is connect, and tension sensor is separately mounted on drawstring.The testing result high reliablity, applicability of the utility model are good.
Description
Technical field
The utility model relates to detection fields, and in particular to a kind of office chair rides vertical static load detection device.
Background technique
The detection of office chair is the relevant criterion of foundation concerned countries to judge the qualified or not main means of properties of product.
Riding vertical static load test is one of them detection project, when carrying out riding the detection of vertical static load, passes through fixation
The structures such as chair leg or castor, seat, backrest, to prevent office chair from rotating during the test.It is opposite foot-operated two when test
Side is respectively perpendicular application setting and loads and keep setting time, and after stopping test, whether inspection and evaluation product has quality damage.
For testing requirements described above, conventional office chair rides detection device can satisfy inspection under normal circumstances
Condition is tested, but it is directly to provide load, the setting angle of cylinder, installation position using cylinder that conventional office chair, which rides detection device,
It sets and is generally limited, because the horizontal radius of foot-operated size is smaller than seat in most cases, so that cylinder is because of seat
The blocking of equal product structures causes to complete to test to the foot-operated specific pressure of application.
Utility model content
It is good to be just to provide a kind of testing result high reliablity, applicability for technical problem to be solved in the utility model
Office chair rides vertical static load detection device.
Above-mentioned technical problem is solved, the technical solution adopted in the utility model is as follows:
A kind of office chair rides vertical static load detection device, including the installation of mounting rack, horizontal supporting plate, first pulley
Seat, second pulley mounting base, third pulley mounting base, the 4th pulley mounting base, the first rope pulling device, the second rope pulling device, first stand
Bar, the second upright bar, the first drawstring, the second drawstring, the first tension sensor, the second tension sensor and controller, it is horizontally-supported
Plate is horizontally set on the front of mounting rack, the first upright bar and the second upright bar respectively can left and right adjusting be vertically arranged to mounting rack
On, first pulley mounting base can up and down adjustment be installed on before the first upright bar, second pulley mounting base can up and down adjustment
It is installed on before the second upright bar, the first rope pulling device and the second rope pulling device are respectively arranged in the upper of the first upright bar and the second upright bar
End, third pulley mounting base and the 4th pulley mounting base respectively being installed on above horizontal supporting plate of adjusting of left-right and front-back, the
Three pulley mounting bases and the 4th pulley mounting base are corresponding with the first upright bar and the second upright bar respectively；In first pulley mounting base,
Be respectively arranged with pulley in two pulley mounting bases, third pulley mounting base and the 4th pulley mounting base, one end of the first drawstring with
The connection of first rope pulling device, the other end of the first drawstring sequentially pass through pulley and third pulley mounting base in first pulley mounting base
On pulley, and for office chair ride side connect；One end of second drawstring is connect with the second rope pulling device, the second drawstring
The other end sequentially pass through the pulley on pulley and the 4th pulley mounting base in second pulley mounting base, and be used for and office chair
Foot-operated other side connection；First tension sensor and the second tension sensor are separately mounted to the first drawstring and the second drawstring
On, the signal output end of the first tension sensor, the signal output end of the second tension sensor, the first rope pulling device control terminal and
The control terminal of second rope pulling device is electrically connected with controller respectively.
Further, cross tube and sheer pole are provided on mounting rack, cross tube and sheer pole are corresponding up and down, the first upright bar
Slidingtype is installed on cross tube and sheer pole respectively with the upper and lower ends of the second upright bar.
Further, front T type rail wheel and rear T-type rail are respectively arranged in the upper and lower ends of the first upright bar and the second upright bar
Road wheel, the front T type rail wheel of upright bar upper end and rear T-type rail wheel are pressed on the lower surface of cross tube, the front T type track of upright bar upper end
The annular nib of wheel and rear T-type rail wheel is located at the front and back of cross tube, and the front T type rail wheel of upright bar lower end is with after
T-type rail wheel is pressed on the upper surface of sheer pole, the annular nib difference of the front T type rail wheel of upright bar lower end and rear T-type rail wheel
Positioned at the front and back of sheer pole.
Further, the upper head plate that upwardly extends is equipped in the upper end of the first upright bar and the second upright bar, the first upright bar and the
The lower end of two upright bars is respectively equipped with the bottom plate extended downwardly, and the side of the correspondence end plate of cross tube and sheer pole is respectively equipped with cross
To T-slot, the first T-type sliding block is provided in lateral T-slot, the first T-type sliding block can transversely T-slot slide, and upper head plate is under
End plate respectively corresponds lateral T-slot and is provided with end plate perforation, is installed with end plate clamping screw in end plate perforation, end plate clamping screw
Screw hole on inner end and the first T-type sliding block, the outer end of end plate clamping screw is provided with end plate lock handle.
Further, the first rope pulling device and the second rope pulling device are separately mounted to the upper head plate of the first upright bar and the second upright bar
Upper end.
Further, it is respectively equipped with vertical T-slot before the first upright bar and the second upright bar, be arranged in vertical T-slot
There is the second T-type sliding block, the second T-type sliding block can vertically T-slot slide, first pulley mounting base and second pulley mounting base difference
Corresponding vertical T-slot is provided with mounting base perforation, is installed with mounting base clamping screw in mounting base perforation, mounting base clamping screw
Screw hole on inner end and the second T-type sliding block, the outer end of mounting base clamping screw is provided with mounting base lock handle.
Further, multiple mounting base fixing screwed holes arranged in arrays, third pulley are offered on horizontal supporting plate
Waist hole is offered in mounting base and the 4th pulley mounting base respectively, is installed with fixing bolt, fixing bolt and installation in waist hole respectively
Seat fixing screwed hole cooperation is spirally connected.
Further, detection device further includes the first loading pad and the second loading pad, and the first drawstring and the second drawstring are distinguished
With the foot-operated binding connection of office chair, the first loading pad be bundled in the first drawstring and office chair it is foot-operated between, the binding of the second loading pad
Between the second drawstring and office chair are foot-operated.
Further, detection device further includes the 5th pulley mounting base and the 6th pulley mounting base, the 5th pulley mounting base
Be also separately installed with pulley in the 6th pulley mounting base, the 5th pulley mounting base is installed on the top of the first upright bar, and first draws
Rope is connect after the pulley in the 5th pulley mounting base with the first rope pulling device, and the first tension sensor is located at the installation of the 5th pulley
Between seat and first pulley mounting base, the 6th pulley mounting base is installed on the top of the second upright bar, and it is sliding that the second drawstring passes through the 6th
It is connect after pulley in wheel mounting base with the second rope pulling device, the second tension sensor is located at the 6th pulley mounting base and second pulley
Between mounting base.
Compared with prior art, the utility model has the following beneficial effects:
1, the utility model can apply the two sides that office chair to be detected is ridden by the first drawstring and the second drawstring and draw
Power, so that the utility model can step into capable detection to most of Legs of office chair, again can not be because of the limit of office chair structure
It makes and specific to foot-operated application can not load, applicability is fine.It can obtain that be applied to office chair foot-operated by tension sensor
On pulling force, be applied to the pulling force that Legs of office chair sets foot on so as to need to adjust according to detection, when use can arbitrarily adjust upright bar
With the position of pulley mounting base, enables drawstring to apply more satisfactory pulling force and set foot in Legs of office chair, may make inspection in this way
It is more reliable to survey result, from this respect it can also be seen that the applicability of the utility model is good.
2, components used in the utility model are few, and structure is simple, easy to use, at low cost.
3, the utility model realized by the cooperation of T-type rail wheel and cross bar upright bar can left and right adjusting installation, peace
Assembling structure is simple.
4, the utility model realizes sliding and locking, structure letter by the cooperation of T-type sliding block, T-slot and clamping screw
It is single, it is easy to use.
Detailed description of the invention
Fig. 1 is schematic perspective view when the utility model detection office chair is foot-operated；
Fig. 2 is the mounting structure schematic diagram of the upright bar of the utility model；
Fig. 3 is the mounting structure schematic diagram of the first pulley mounting base of the utility model.
Appended drawing reference meaning in figure:
1- mounting rack；2- horizontal supporting plate；3- office chair；4- mounting base fixing screwed hole；5- office chair is foot-operated；11-
One rope pulling device；The second rope pulling device of 12-；The first upright bar of 21-；The second upright bar of 22-；The vertical T-slot of 23-；24- the second T-type sliding block；
25- mounting base clamping screw；26- pulley；31- first pulley mounting base；32- second pulley mounting base；The installation of 33- third pulley
Seat；The 4th pulley mounting base of 34-；The 5th pulley mounting base of 35-；The 6th pulley mounting base of 36-；37- mounting base lock handle；
38- fixing bolt；The first tension sensor of 41-；The second tension sensor of 42-；The signal of the first tension sensor of 43- exports
End；The signal output end of the second tension sensor of 44-；The first loading pad of 51-；The second loading pad of 52-；The first drawstring of 61-；62-
Second drawstring；71- cross tube；72- sheer pole；73- transverse direction T-slot；81- upper head plate；82- bottom plate；83- end plate locks handle
Hand；84- the first T-type sliding block；85- end plate clamping screw；91- front T type rail wheel；T-type rail wheel after 92-；921- annular nib.
Specific embodiment
The utility model is further described below with reference to embodiment.
A kind of office chair as shown in Figure 1 rides vertical static load detection device comprising mounting rack 1, horizontally-supported
Plate 2, first pulley mounting base 31, second pulley mounting base 32, third pulley mounting base 33, the 4th pulley mounting base 34, first
Rope pulling device 11, the second rope pulling device 12, the first upright bar 21, the second upright bar 22, the first drawstring 61, the second drawstring 62, the first pulling force pass
Sensor 41, the second tension sensor 42 and controller.
The horizontal supporting plate 2 of the present embodiment is square panes, and horizontal supporting plate 2 is horizontally set on the front of mounting rack 1,
And it is located at the lower end of mounting rack, in use, horizontal supporting plate 2 is smooth to be located at the upper surface of floor.First upright bar 21 and the second upright bar
22 respectively can left and right adjusting be vertically arranged on mounting rack 1, first pulley mounting base 31 can up and down adjustment be installed on first
Before upright bar 21, second pulley mounting base 32 can up and down adjustment be installed on before the second upright bar 22, first rope pulling device 11
The upper end of the first upright bar 21 and the second upright bar 22 is respectively arranged in the second rope pulling device 12, third pulley mounting base 33 and the 4th are slided
Wheel mounting base 34 respectively can left-right and front-back adjust be installed on above horizontal supporting plate 2, in use, 33 He of third pulley mounting base
4th pulley mounting base 34 is corresponding with the first upright bar 21 and the second upright bar 22 respectively.In first pulley mounting base 31, second
Pulley is respectively arranged in pulley mounting base 32, third pulley mounting base 33 and the 4th pulley mounting base 34, the first drawstring 61
One end is connect with the first rope pulling device 11, and the other end of the first drawstring 61 sequentially passes through pulley and in first pulley mounting base 31
Pulley in three pulley mounting bases 33, and the side for riding 5 with office chair is connect；It is drawn with second one end of second drawstring 62
Device 12 of restricting connects, and the other end of the second drawstring 62 sequentially passes through pulley and the 4th pulley mounting base in second pulley mounting base 32
Pulley on 34, and the other side for riding with office chair is connect.That side of first drawstring 61 and the foot-operated connection of office chair and
Second drawstring 62 and that side of the foot-operated connection of office chair are opposite two sides, such as shown in Fig. 1, the first drawstring 61 and office chair
That side of foot-operated connection is left side, and the second drawstring 62 is ridden with office chair on the right side of that side of connection.
First tension sensor 41 and the second tension sensor 42 are separately mounted on the first drawstring 61 and the second drawstring 62,
The control of the signal output end 43, the signal output end 44, the first rope pulling device 11 of the second tension sensor of first tension sensor
The control terminal of end and the second rope pulling device 12 is electrically connected with controller respectively.Shown in Fig. 1, the first drawstring 61 and the second drawstring 62 are
Two sections have been divided into it, one section of lower end interface for connecting tension sensor and office chair are foot-operated, and another section connects the upper of tension sensor
End interface and rope pulling device.
When stepping into row detection to Legs of office chair, office chair 3 to be detected is placed on the upper surface of horizontal supporting plate 2, is adjusted
The position of third pulley mounting base 33 and the 4th pulley mounting base 34, so that third pulley mounting base 33 and the 4th pulley mounting base
34 are located at the left and right sides of office chair 3, and are located at the corresponding lower section of office chair foot-operated 5；Left and right adjusting first is vertical again
Bar 21 and the second upright bar 22 so that the position of the first upright bar 21 and the second upright bar 22 respectively with third pulley mounting base 33 and the 4th
The position of pulley mounting base 34 is corresponding；The position of up and down adjustment first pulley mounting base 31 and second pulley mounting base 32 again, makes
The height for obtaining first pulley mounting base 31 and second pulley mounting base 32 is pacified with third pulley mounting base 33 and the 4th pulley respectively
The height for filling seat 34 is corresponding；Finally the left and right sides that the first drawstring 61 and the second drawstring 62 ride 5 with office chair respectively is connect,
Start detection device, rope pulling device 11,12 pulls drawstring 61,62 and is maintained in the pulling force of correlation standard, can be to office
Chair leg steps on 5 and starts to test.The detection device of the utility model provides controller, by controller, can set relevant criterion rule
Pulling force is determined, by the pulling force on tension sensor 41,42 available drawstrings, so as to which the pulling force on drawstring is adjusted to related mark
Pulling force as defined in standard, can also be set and recording test time by controller.
In order to more meet the testing standard of relevant regulations, can be installed by adjusting third pulley mounting base 33 and the 4th pulley
The position of seat 34, so that third pulley mounting base 33 and 34 face of the 4th pulley mounting base are located at the lower section of office chair foot-operated 5, when
After the left and right sides that first drawstring 61 and the second drawstring 62 ride 5 with office chair respectively is connect, ridden below 5 positioned at office chair
That section of vertical drawstring and office chair foot-operated 5 are vertical, can thus apply ridden perpendicular to office chair 5 load.
The specific mounting structure of first upright bar 21 and the second upright bar 22 of the present embodiment are as follows: be arranged in the rear end of mounting rack 1
There are cross tube 71 and sheer pole 72, cross tube 71 and about 72 sheer pole are corresponding, as shown in Fig. 2, in the first upright bar 21 and second
The upper and lower ends of upright bar 22 are respectively set that there are two T-type rail wheel 92 after front T type rail wheel 91 and two, the preceding T of upright bar upper end
Type rail wheel 91 and rear T-type rail wheel 92 are pressed on the lower surface of cross tube 71, the front T type rail wheel 91 and rear T-type of upright bar upper end
The annular nib 921 of rail wheel 92 is located at the front and back of cross tube 71, and the front T type rail wheel 91 of upright bar lower end is with after
T-type rail wheel 92 is pressed on the upper surface of sheer pole 72, the annular of the front T type rail wheel 91 of upright bar lower end and rear T-type rail wheel 92
Chimb 921 is located at the front and back of sheer pole 72.Cross bar 71,72 is located at 921 and of annular nib of front T type rail wheel 91
Afterwards between the annular nib 921 of T-type rail wheel 92, such upright bar 21,22 will be limited between cross tube 71 and sheer pole 72, and
It can horizontally slip along cross bar.The upper head plate 81 upwardly extended is equipped in the upper end of the first upright bar 21 and the second upright bar 22, first is vertical
The lower end of bar 21 and the second upright bar 22 is respectively equipped with the bottom plate 82 extended downwardly, the correspondence end plate of cross tube 71 and sheer pole 72
Side be respectively equipped with lateral T-slot 73, the first T-type sliding block 84 is provided in lateral T-slot 73, the first T-type sliding block 84 can edge
Lateral T-slot 73 is slided, and the limit of the first T-type sliding block 84, in lateral T-slot 73, upper head plate 81 and bottom plate 82 respectively correspond
Lateral T-slot is provided with end plate perforation, is installed with end plate clamping screw 85 in end plate perforation, the inner end of end plate clamping screw 85 and the
Screw hole on one T-type sliding block 84, the outer end of end plate clamping screw 85 are provided with end plate lock handle 83, pass through turning end
The spacing between the first T-type sliding block 84 and end plate 81,82 is adjusted in plate lock handle 83, makes the first T-type sliding when adjusting spacing
When block 84 and end plate 81,82 clamp the outer end wall of T-slot 73, end plate 81,82 can be locked on cross bar 71,72, also just will
Upright bar 21,22 locks.Be respectively arranged on cross tube 71 and sheer pole 72 two sets for locking structure, two sets be used for lock
Structure is diagonally arranged.
First rope pulling device 11 and the second rope pulling device 12 of the present embodiment are separately mounted to the first upright bar 21 and the second upright bar 22
Upper head plate 81 upper end, and be located at cross tube 71 top, so that the first rope pulling device 11 and the second rope pulling device 12 are mounted on
The upper end of first upright bar 21 and the second upright bar 22, the first rope pulling device 11 and the second rope pulling device 12 follow the first upright bar 21 and respectively
Two upright bars 22 are mobile.Rope pulling device is Electric Cord device, is existing apparatus, is equipped with motor and serving disk in rope pulling device, passes through motor
It drives serving disk to scrolling drawstring, and is maintained at the pulling force of setting.
The first pulley mounting base 31 of the present embodiment and the specific mounting structure of second pulley mounting base 32 are as follows: with Fig. 3 institute
The mounting structure for the first pulley mounting base 31 shown is signal, and the mounting structure and first pulley of second pulley mounting base 32 are installed
The mounting structure of seat 31 is identical, vertical T-slot 23 is respectively equipped with before the first upright bar 21 and the second upright bar 22, in vertical T
The second T-type sliding block 24 is provided in type groove 23, the second T-type sliding block 24 can vertically T-slot 23 slide, and the second T-type sliding block 24
In vertical T-slot 23, first pulley mounting base 31 and second pulley mounting base 32 respectively correspond vertical T-slot 23 and are provided with for limit
Mounting base perforation is installed with mounting base clamping screw 25, the inner end of mounting base clamping screw 25 and the second T-type in mounting base perforation
Screw hole on sliding block 24, the outer end of mounting base clamping screw 25 are provided with mounting base lock handle 37.Pacified by rotation
The spacing that seat lock handle 37 is adjusted between the second T-type sliding block 24 and pulley mounting base 31,32 is filled, makes the when adjusting spacing
When two T-type sliding blocks 24 clamp the outer end wall of vertical T-slot 23 with pulley mounting base 31,32, pulley mounting base 31,32 can be locked
Tightly in upright bar 21,22.Mounting base lock handle 37 is unclamped, may make first pulley mounting base 31 and second pulley mounting base 32
Vertically T-slot 23 slides up and down.Two sets are respectively arranged in first pulley mounting base 31 and second pulley mounting base 32 to be used for
The structure of locking, two sets of structures for locking are diagonally arranged.
The third pulley mounting base 33 of the present embodiment and the 4th pulley mounting base 34 respectively can left-right and front-back adjusting be mounted on
Specific structure above horizontal supporting plate 2 are as follows: the fixed spiral shell of multiple mounting bases arranged in arrays is offered on horizontal supporting plate 2
Pit 4 offers two waist holes of left and right in third pulley mounting base 33 and the 4th pulley mounting base 34 respectively, is installed with respectively in waist hole
Fixing bolt 38, fixing bolt 38 are spirally connected with the cooperation of mounting base fixing screwed hole 4.By third pulley mounting base 33 and the 4th pulley
Mounting base 34, which is fixed in different mounting base fixing screwed holes 4, can be realized third pulley mounting base 33 and the installation of the 4th pulley
The left-right and front-back of seat 34 is adjusted.
In order to enable the stress that office chair is ridden is more preferable, meet associated test standards, the detection device of the present embodiment is also set
The first loading pad 51 and the second loading pad 52 are set, the first drawstring 61 and the second drawstring 62 ride 5 bindings company with office chair respectively
It connects, the first loading pad 51 and the second loading pad 52 are located at the upper surface of the left and right sides that office chair rides 5, the first loading pad 51
Be bundled between the first drawstring 61 and office chair foot-operated 5, the second loading pad 62 be bundled in the second drawstring 62 and office chair foot-operated 5 it
Between.First loading pad 51 and the second loading pad 52 are the headblock of specific dimensions, and size is on the books in associated test standards.
The detection device of the present embodiment is also provided with the 5th pulley mounting base 35 and the 6th pulley mounting base 36, the 5th pulley
Also pulley is separately installed in mounting base 35 and the 6th pulley mounting base 36, the 5th pulley mounting base 35 is installed on the first upright bar 21
Top, the first drawstring 62 pass through the 5th pulley mounting base 35 on pulley after connect with the first rope pulling device 11, the first pulling force biography
For sensor 41 between the 5th pulley mounting base 35 and first pulley mounting base 31, it is vertical that the 6th pulley mounting base 36 is installed on second
The top of bar 22, the second drawstring 62 are connect after passing through the pulley in the 6th pulley mounting base 36 with the second rope pulling device 12, and second draws
Force snesor 42 is between the 6th pulley mounting base 36 and second pulley mounting base 32.5th pulley mounting base 35 and the 6th is sliding
Wheel mounting base 36 make when detecting drawstring it is more stable, reduce the swing of drawstring 61,62.
In order to be preferably oriented to drawstring 61,62, as shown in figure 3, first pulley mounting base 31, second pulley are pacified
The pulley 26 of two front and backs side by side, drawstring are provided in dress seat 32, the 5th pulley mounting base 35 and the 6th pulley mounting base 36
61, it 62 is passed through between two pulleys 26, it is more stable when in use in this way.
The above embodiments of the present invention is not the restriction to scope of protection of the utility model, the reality of the utility model
It is without being limited thereto to apply mode, all this kind above content according to the present utility model, according to the ordinary technical knowledge of this field and used
With means, under the premise of not departing from the utility model above-mentioned basic fundamental thought, the utility model above structure is made its
The modification, replacement or change of its diversified forms, shall fall within the scope of the present invention.
Claims (9)
1. a kind of office chair rides vertical static load detection device, it is characterised in that: including mounting rack, horizontal supporting plate,
One pulley mounting base, second pulley mounting base, third pulley mounting base, the 4th pulley mounting base, the first rope pulling device, the second drawstring
Device, the first upright bar, the second upright bar, the first drawstring, the second drawstring, the first tension sensor, the second tension sensor and controller,
The horizontal supporting plate is horizontally set on the front of the mounting rack, and first upright bar and the second upright bar respectively can left and right adjustings
Be vertically arranged on the mounting rack, the first pulley mounting base can up and down adjustment be installed on first upright bar before
Face, the second pulley mounting base can up and down adjustment be installed on before second upright bar, first rope pulling device and
Two rope pulling devices are respectively arranged in the upper end of first upright bar and the second upright bar, the third pulley mounting base and the 4th pulley peace
Dress seat respectively can left-right and front-back adjust be installed on above the horizontal supporting plate, the third pulley mounting base and the 4th pulley
Mounting base is corresponding with first upright bar and the second upright bar respectively；In the first pulley mounting base, second pulley mounting base,
Pulley, one end of first drawstring and first drawstring are respectively arranged in three pulley mounting bases and the 4th pulley mounting base
Device connection, the other end of first drawstring sequentially pass through pulley and third pulley peace in the first pulley mounting base
The pulley on seat is filled, and the side for riding with office chair is connect；One end of second drawstring and second rope pulling device
Connection, the other end of second drawstring sequentially pass through pulley and the 4th pulley installation in the second pulley mounting base
Pulley on seat, and the other side for riding with office chair is connect；First tension sensor and the second tension sensor
It is separately mounted on first drawstring and the second drawstring, signal output end, the second pulling force of first tension sensor pass
The control terminal of the signal output end of sensor, the control terminal of the first rope pulling device and the second rope pulling device electrically connects with the controller respectively
It connects.
2. office chair according to claim 1 rides vertical static load detection device, it is characterised in that: the mounting rack
On be provided with cross tube and sheer pole, the cross tube and sheer pole are corresponding up and down, first upright bar and the second upright bar it is upper
Slidingtype is installed on the cross tube and sheer pole respectively at lower both ends.
3. office chair according to claim 2 rides vertical static load detection device, it is characterised in that: described first
The upper and lower ends of upright bar and the second upright bar are respectively arranged with front T type rail wheel and rear T-type rail wheel, the front T type rail of upright bar upper end
Road wheel and rear T-type rail wheel are pressed on the lower surface of the cross tube, the front T type rail wheel of upright bar upper end and rear T-type rail wheel
Annular nib is located at the front and back of the cross tube, and the front T type rail wheel of upright bar lower end and rear T-type rail wheel are pressed on
The annular nib of the upper surface of the sheer pole, the front T type rail wheel of upright bar lower end and rear T-type rail wheel be located at it is described under
The front and back of cross bar.
4. office chair according to claim 2 or 3 rides vertical static load detection device, it is characterised in that: described
The upper end of first upright bar and the second upright bar is equipped with the upper head plate upwardly extended, the lower end difference of first upright bar and the second upright bar
Equipped with the bottom plate extended downwardly, the side of the correspondence end plate of the cross tube and sheer pole is respectively equipped with lateral T-slot, described
The first T-type sliding block is provided in lateral T-slot, the first T-type sliding block can transversely T-slot slide, and the upper head plate is under
End plate respectively corresponds the lateral T-slot and is provided with end plate perforation, is installed with end plate clamping screw, the end in end plate perforation
Screw hole on the inner end of plate clamping screw and the first T-type sliding block, the outer end of the end plate clamping screw is provided with
End plate lock handle.
5. office chair according to claim 4 rides vertical static load detection device, it is characterised in that: described first draws
Rope device and the second rope pulling device are separately mounted to the upper end of the upper head plate of first upright bar and the second upright bar.
6. office chair according to claim 1 rides vertical static load detection device, it is characterised in that: described first is vertical
It is respectively equipped with vertical T-slot before bar and the second upright bar, is provided with the second T-type sliding block in the vertical T-slot, described
Two T-type sliding blocks can vertically T-slot slide, and the first pulley mounting base and second pulley mounting base respectively correspond vertical T-type
Slot is provided with mounting base perforation, mounting base clamping screw is installed in mounting base perforation, in the mounting base clamping screw
End and the screw hole on the second T-type sliding block, the outer end of the mounting base clamping screw are provided with mounting base locking handle
Hand.
7. office chair according to claim 1 rides vertical static load detection device, it is characterised in that: the horizontal branch
Multiple mounting base fixing screwed holes arranged in arrays, the third pulley mounting base and the installation of the 4th pulley are offered on fagging
Waist hole is offered on seat respectively, is installed with fixing bolt, the fixing bolt and the fixed spiral shell of the mounting base in the waist hole respectively
Pit cooperation is spirally connected.
8. office chair according to claim 1 rides vertical static load detection device, it is characterised in that: the detection dress
Setting further includes the first loading pad and the second loading pad, and first drawstring and the second drawstring connect with the foot-operated binding of office chair respectively
Connect, first loading pad be bundled in first drawstring and office chair it is foot-operated between, second loading pad is bundled in described
Between second drawstring and office chair are ridden.
9. office chair according to claim 1 rides vertical static load detection device, it is characterised in that: the detection dress
Setting further includes the 5th pulley mounting base and the 6th pulley mounting base, in the 5th pulley mounting base and the 6th pulley mounting base
It is separately installed with pulley, the 5th pulley mounting base is installed on the top of first upright bar, and first drawstring passes through institute
It is connect after stating the pulley in the 5th pulley mounting base with first rope pulling device, first tension sensor is located at the described 5th
Between pulley mounting base and the first pulley mounting base, the 6th pulley mounting base is installed on the upper of second upright bar
Portion, second drawstring are connect after passing through the pulley in the 6th pulley mounting base with second rope pulling device, and described second
Tension sensor is between the 6th pulley mounting base and the second pulley mounting base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109030052A (en) * | 2018-07-31 | 2018-12-18 | 莱茵技术监督服务（广东）有限公司 | A kind of office chair rides vertical static load detection device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109030052A (en) * | 2018-07-31 | 2018-12-18 | 莱茵技术监督服务（广东）有限公司 | A kind of office chair rides vertical static load detection device |
| CN109030052B (en) * | 2018-07-31 | 2024-04-05 | 莱茵技术监督服务（广东）有限公司 | Vertical static load detection device is stepped on to office chair pedal |
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