CN206270020U - A kind of office chair backrest tester for testing - Google Patents
A kind of office chair backrest tester for testing Download PDFInfo
- Publication number
- CN206270020U CN206270020U CN201621265569.1U CN201621265569U CN206270020U CN 206270020 U CN206270020 U CN 206270020U CN 201621265569 U CN201621265569 U CN 201621265569U CN 206270020 U CN206270020 U CN 206270020U
- Authority
- CN
- China
- Prior art keywords
- cylinder
- tester
- office chair
- air pressure
- chair backrest
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model is related to a kind of office chair backrest tester for testing, including cylinder, air pressure supply device and console, console connects air pressure supply device, air pressure supply device connects cylinder, also include column, cylinder is located at the front end of column, the output shaft connection push rod of cylinder, the end connecting cleat of push rod.Compared with prior art, the utility model controls the height of cylinder using single column, and apparatus structure is simple, compact, backrest fixation during test, and skew is less likely to occur test process, and test is accurate；Console is provided with the display screen of air pressure, the operated key of speed and number of times and display test data that control cylinder is pushed, and the outer wall of cylinder is provided with the inductor of control cylinder reciprocating stroke, test parameters can be quantitatively set as needed, and data can be exported in real time.
Description
Technical field
The utility model is related to a kind of experiment test device, more particularly, to a kind of office chair backrest tester for testing.
Background technology
The backrest of present office seating is mostly can carry out layback regulation setting, for the chair that backrest can swing back, need
The backrest of chair is made a strength test and the detection work such as testing fatigue, test process needs to fix chair, then repeatedly not
It is disconnected to press back backward, backrest is swung back.Antifatigue test is leaned on for backrest, traditional test methods are artificial hand-held
By backrest to be measured to pusher, not only the terminal of movable backrest is difficult to grasp this method of testing pull and push dynamometer, promotes
Dynamics and speed can not similarly accomplish constant, cause test efficiency it is low, the error of test result is larger.It is exclusively used at present
The test equipment of chair backrest backward tilting is considerably less, and operation is cumbersome, and accuracy of detection is not also high.
The U of Chinese patent CN 203858094 disclose a kind of high accuracy chair backrest backward tilting test machine, including frame, gas
Cylinder, air pressure supply device and console, console connection air pressure supply device, air pressure supply device connection cylinder, frame are set
The side for having a base plate for being used to place and fix chair, frame is fixed with mounting bracket, and mounting bracket installs lowering or hoisting gear, lifting dress
Install and be equipped with lifting arm, lifting arm is fixed with fixture, cylinder is fixed on fixture, and cylinder has a push rod, and the outer end of push rod is fixed
There is the die head for pushing back, the disclosed mounting bracket for installing lowering or hoisting gear of the patent uses twin columns form, and structure is multiple
Miscellaneous, manufacturing cost is big, inconvenient using procedure regulation；The device of backrest is pushed due to being not affixed on backrest, is held during test
The problems such as easily shifting, push not in place；Additionally, the stroke of push rod, pushing number of times lack accurately metering, cause test not
It is enough accurate.
Utility model content
The purpose of this utility model is exactly that a kind of office chair backrest tester for testing is provided to solve the above problems.
The purpose of this utility model is achieved through the following technical solutions：
A kind of office chair backrest tester for testing, including cylinder, air pressure supply device and console, console connection gas
Pressure feedway, air pressure supply device connection cylinder, also including column, described cylinder is located at the front end of column, cylinder it is defeated
Shaft connects push rod, the end connecting cleat of push rod.
Described column front portion is provided with slotted eye, and described cylinder is connected in the slotted eye of column, and column top is provided with adjustable
The handwheel of displacements of cylinders height.
Described clamping plate include train wheel bridge and lower plate, between described train wheel bridge and lower plate by adjustable berth away from
Screw rod is connected.
Push pedal and lower push pedal are provided between described cylinder and clamping plate, are provided between described upper push pedal and lower push pedal and led
Bar.
Described guide rod is provided with two, is respectively provided at the both sides of push rod, and the lower end of guide rod is fixedly connected with lower push pedal, guide rod
Upper end through upper push pedal and being slided in upper push pedal.
Described console is provided with air pressure, the operated key of speed and number of times and the display test data that control cylinder is pushed
Display screen.
The outer wall of described cylinder is provided with the inductor of control cylinder reciprocating stroke.
Described push rod is hinged with clamping plate, and described clamping plate is rectangular slat shape.
Described device is used for the test of office chair backrest, is concretely comprised the following steps：
A () sets air pressure, speed and number of times that cylinder is pushed by experimental test requirement；
B () sets the spacing of inductor on cylinder to set reciprocating stroke by experimental test requirement；
C be fixed in clamping plate office chair backrest and fixed chair leg by (), the handwheel on Rotary cloumn is adjusting the height of cylinder
The angle of degree and push rod；
D () startup power supply, starts test, test is stopped after reaching set point number.
Compared with prior art, the utility model has advantages below：
1st, the present apparatus controls the height of cylinder using single column, and apparatus structure is simpler, compact, and reduction is manufactured into
This, only needed when using by the handwheel that adjusts top can completion cylinder height regulation, improve the convenience of operation；
2nd, train wheel bridge and lower plate by adjustable berth away from screw rod connect, backrest can be fixedly secured during test, make pushing
Backrest is acted in place, is slided along two guide rods when cylinder is pushed, and skew is less likely to occur test process, makes test more accurate；
3rd, console is provided with the aobvious of air pressure, the operated key of speed and number of times and display test data that control cylinder is pushed
Display screen, the outer wall of cylinder is provided with the inductor of control cylinder reciprocating stroke, and test parameters can be quantitatively set as needed, and data can
Output in real time.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
In figure：1- cylinders；2- consoles；3- columns；4- push rods；5- handwheels；6- train wheel bridges；7- lower plates；8- screw rods；9-
Upper push pedal；Push pedal under 10-；11- guide rods；12- operated keys；13- display screens.
Specific embodiment
The utility model is described in detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment 1
A kind of office chair backrest tester for testing, as shown in figure 1, including cylinder 1, air pressure supply device and console 2,
Console 2 connects air pressure supply device, and air pressure supply device connection cylinder 1, the device also includes column 3, and cylinder 1 is located at column
3 front end, the front portion of column 3 is provided with slotted eye, and cylinder 1 is connected in the slotted eye of column 3, and it is high that the top of column 3 is provided with adjustable displacements of cylinders
The handwheel 5 of degree, the outer wall of cylinder 1 is provided with the inductor of the control reciprocating stroke of cylinder 1, and the output shaft connection push rod 4 of cylinder 1 is pushed away
The end connecting cleat of bar 4, push rod 4 is hinged with clamping plate, and clamping plate is rectangular slat shape, and clamping plate includes train wheel bridge 6 with
Clamping plate 7, between train wheel bridge 6 and lower plate 7 by adjustable berth away from screw rod 8 connect, be provided with push pedal between cylinder 1 and clamping plate
9 and lower push pedal 10, guide rod 11 is provided between upper push pedal 9 and lower push pedal 10, guide rod 11 is provided with two, is respectively provided at the two of push rod 4
Side, the lower end of guide rod 11 is fixedly connected with lower push pedal 10, and the upper end of guide rod 11 passes through upper push pedal 9 and can be slided in upper push pedal 9.
Console 2 is provided with the operated key 12 of air pressure, speed and number of times that control cylinder is pushed and the display screen 13 of display test data.
Office chair backrest is tested, and is concretely comprised the following steps：
A () sets air pressure, speed and number of times that cylinder is pushed by experimental test requirement, adjustment air pressure is 5kg/cm2, speed
It is 20 beats/min, seat support loading 102kg, total degree 120000 times；
B () sets the spacing of inductor on cylinder to set reciprocating stroke by experimental test requirement；
C be fixed in clamping plate office chair backrest and fixed chair leg by (), the handwheel on Rotary cloumn is adjusting the height of cylinder
The angle of degree and push rod；
D () startup power supply, starts test, test is stopped after reaching set point number.
Claims (8)
1. a kind of office chair backrest tester for testing, including cylinder (1), air pressure supply device and console (2), console
(2) air pressure supply device is connected, air pressure supply device connects cylinder (1), it is characterised in that also including column (3), described gas
Cylinder (1) is located at the front end of column (3), and the output shaft of cylinder (1) connects push rod (4), the end connecting cleat of push rod (4).
2. a kind of office chair backrest tester for testing according to claim 1, it is characterised in that described column (3)
Front portion is provided with slotted eye, and described cylinder (1) is connected in the slotted eye of column (3), and column (3) top is provided with adjustable displacements of cylinders (1)
The handwheel (5) of height.
3. a kind of office chair backrest tester for testing according to claim 1, it is characterised in that described clamping plate includes
Train wheel bridge (6) and lower plate (7), between described train wheel bridge (6) and lower plate (7) by adjustable berth away from screw rod (8) even
Connect.
4. a kind of office chair backrest tester for testing according to claim 1, it is characterised in that described cylinder (1)
Upper push pedal (9) and lower push pedal (10) are provided between clamping plate, guide rod is provided between described upper push pedal (9) and lower push pedal (10)
(11)。
5. a kind of office chair backrest tester for testing according to claim 4, it is characterised in that described guide rod (11)
Two are provided with, the both sides of push rod (4) are respectively provided at, the lower end of guide rod (11) is fixedly connected with lower push pedal (10), guide rod (11)
Upper end is through upper push pedal (9) and can be slided in upper push pedal (9).
6. a kind of office chair backrest tester for testing according to claim 1, it is characterised in that described console
(2) operated key (12) of air pressure, speed and number of times that control cylinder (1) is pushed and the display screen of display test data are provided with
(13)。
7. a kind of office chair backrest tester for testing according to claim 1, it is characterised in that described cylinder (1)
Outer wall be provided with control cylinder (1) reciprocating stroke inductor.
8. a kind of office chair backrest tester for testing according to claim 1, it is characterised in that described push rod and folder
Plate is hinged, and described clamping plate is rectangular slat shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621265569.1U CN206270020U (en) | 2016-11-21 | 2016-11-21 | A kind of office chair backrest tester for testing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621265569.1U CN206270020U (en) | 2016-11-21 | 2016-11-21 | A kind of office chair backrest tester for testing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206270020U true CN206270020U (en) | 2017-06-20 |
Family
ID=59041013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621265569.1U Expired - Fee Related CN206270020U (en) | 2016-11-21 | 2016-11-21 | A kind of office chair backrest tester for testing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206270020U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108088667A (en) * | 2016-11-21 | 2018-05-29 | 震旦（中国）有限公司 | A kind of office chair backrest test and experiment device and its application |
-
2016
- 2016-11-21 CN CN201621265569.1U patent/CN206270020U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108088667A (en) * | 2016-11-21 | 2018-05-29 | 震旦（中国）有限公司 | A kind of office chair backrest test and experiment device and its application |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170620 Termination date: 20191121 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |