CN209432398U - A kind of safety net impact property testing - Google Patents
A kind of safety net impact property testing Download PDFInfo
- Publication number
- CN209432398U CN209432398U CN201920271781.6U CN201920271781U CN209432398U CN 209432398 U CN209432398 U CN 209432398U CN 201920271781 U CN201920271781 U CN 201920271781U CN 209432398 U CN209432398 U CN 209432398U
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- safety net
- impact property
- sliding bar
- driving wheel
- property testing
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Abstract
The utility model discloses a kind of safety net impact property testings, including test ball, the fixed frame for suspending the test ball in midair, the lifting system for promoting the test ball；The slip control system that the fixed frame is equipped with sliding bar, moves horizontally and fix for controlling the sliding bar, the sliding bar are equipped with several for installing the hook of safety net.The safety net impact property testing can be applicable in the impact property test of different size safety nets well, and structure is simple, safe operation, conveniently.
Description
Technical field
The utility model belongs to safety net detection technique field, and in particular to a kind of safety net impact property testing.
Background technique
Closely-knitted safety net refers to that mesh aperture no more than 12mm, is installed perpendicular to horizontal plane, for stopping personnel, view
The net of line, wisp out of control, abbreviation Dense mesh screen.Dense mesh screen is generally made of dictyosome, latch closure of widening the view, side rope and additional cord.State
Family's standard " safety net " GB5725-2009 appendix A regulation, it is desirable that utilize dedicated test device, make to test ball from defined height
Degree freely falls into Test Network, and the impact resistance of closely-knitted safety net is judged according to its extent of the destruction.
It is provided according in standard " safety net " GB5725-2009, when the design length for the safety net that test uses is more than 6m
When, the length of test sample is taken as 6m；When design length is equal to or less than 6m, then by actual sample length testing.When design is wide
When degree is more than 1.8m, the width of test sample is taken as 1.8m；When design width is equal to or less than 1.8m, then by actual sample survey
Examination.That is, the testing equipment of closely-knitted safety net needs while meeting the safety net for being less than or equal to 1.8m × 6m size
Test request.But existing detection device can not be suitable in the test of different size safety nets well.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of safety net impact property testing, can
It is applicable in the impact property test of different size safety nets well, structure is simple, safe operation, conveniently.
The utility model uses following technical scheme:
A kind of safety net impact property testing, fixed frame, use including test ball, for suspending the test ball in midair
In the lifting system for promoting the test ball；
The sliding control system that the fixed frame is equipped with sliding bar, moves horizontally and fix for controlling the sliding bar
System, the sliding bar are equipped with several for installing the hook of safety net.
Further, the slip control system includes drive rod, the wind for controlling the drive rod rotation, sets
Connector on the sliding bar, the drive rod drive the sliding bar translation by the connector.
Further, the drive rod includes the threaded portion equipped with motion thread, and the connector is equipped with and the biography
The dynamic internal thread hole being threadedly engaged, the threaded portion passes through the internal thread hole, and is arranged perpendicular to the sliding bar.
Further, the sliding bar includes 2, and the both ends of the drive rod are respectively equipped with opposite described of hand of spiral
Threaded portion；When the drive rod rotation, two sliding bars can be simultaneously towards close to each other or be located remotely from each other direction
It is mobile.
Further, the slip control system further includes driving wheel, transmission chain and the biography on the drive rod
Driving wheel, the driving wheel are connect by the transmission chain with the driving wheel；The wind is set on the driving wheel.
Further, the drive rod includes 2, and the driving wheel is set between two drive rods, the active
Wheel includes the first gear and second gear of coaxial arrangement, and the first gear and second gear pass through transmission chain and two respectively
The driving wheel of the drive rod connects.
Further, the fixed frame includes first support, the second support for suspending the test ball in midair, and described the
Two are set up in above the first support, and the first support is equipped with the first platform.
Further, the second support is equipped with safeguard structure, and the safeguard structure includes protective frame and protective baffle plate, institute
Protective baffle plate is stated to be slidingly disposed on the protective frame.
Further, the second support is equipped with the second platform.
Further, the lifting system includes motor device, the suspension hook for hanging and discharging the test ball, is used for
It remotely controls the hook lifting and tests the remote control device of ball release；The motor device is connected by lifting rope and the suspension hook
It connects, the remote control device is electrically connected with the motor device and suspension hook respectively.
Compared with prior art, the utility model has the following beneficial effects:
The test device of the utility model, can be convenient by slip control system and accurately adjusts between sliding bar
Distance enables adaptation to the performance test demand of different size safety nets.Specifically, when rotating its wind, driving wheel
Two drive rod rotations can be driven simultaneously, and drive sliding bar mobile simultaneously using two drive rods.Pass through two transmissions of setting
Bar can more smoothly drive sliding bar mobile, avoid run-off the straight in sliding bar moving process；And then it realizes more accurate
Adjust the distance between two sliding bars.
By the way that safeguard structure is arranged, realizes while not influencing to test ball fall trajectory, effectively reduce personnel safety
The generation of accident.
Detailed description of the invention
The technology of the utility model is described in further detail with reference to the accompanying drawings and detailed description:
Fig. 1 is the structural schematic diagram of safety net impact property testing described in the utility model；
Fig. 2 is the enlarged drawing of the part Fig. 1 A；
Fig. 3 is the structural schematic diagram on safety net impact property testing other direction described in the utility model.
Description of symbols:
1, ball is tested；2, fixed frame；21, first support；22, second support；23, the first platform；24, the second platform；
25, safeguard structure；251, protective frame；252, protective baffle plate；3, lifting system；31, motor device；32, suspension hook；33, remote control dress
It sets；4, sliding bar；5, drive rod；51, driving wheel；52, connector；53, threaded portion；6, driving wheel；7, wind；8, it is driven
Chain；9, sand pit；
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
The utility model discloses a kind of safety net impact property testings, as shown in Figures 1 to 3, including test ball 1,
Fixed frame 2 for suspending test ball 1 in midair, the lifting system 3 for promoting test ball 1；
The slip control system that fixed frame is equipped with 2 sliding bars 4, moves horizontally and fix for controlling sliding bar 4,
Sliding bar 4 is equipped with several for installing the hook (not shown) of safety net.
As shown in Figures 1 to 3, slip control system includes drive rod 5, the wind 7 for controlling the rotation of drive rod 5, master
Driving wheel 6, transmission chain 8, the driving wheel 51 on drive rod 5 and the connector 52 on sliding bar 4；
Wherein, one end of drive rod 5 is arranged in driving wheel 51；Connector 52 can be detachable by bolted connection
Ground is arranged on sliding bar 4, connector 52 and the setting of sliding bar 4 can also be integrated.
Driving wheel 6 is connect by transmission chain 8 with driving wheel 51, and wind 7 is set on driving wheel 6.
Drive rod 5 drives sliding bar 4 to translate by connector 52.Drive rod 5 includes the threaded portion 53 equipped with motion thread,
Connector 52 is equipped with the internal thread hole cooperated with motion thread, and threaded portion 53 passes through internal thread hole, and perpendicular to sliding bar 4
Setting.
Specifically, the both ends of drive rod 5 are respectively equipped with the opposite threaded portion 53 of hand of spiral；When drive rod 5 rotates, two
Root sliding bar 4 can be simultaneously towards close to each other or to be located remotely from each other direction mobile.So that adjust two sliding bars 4 away from
From when, can guarantee that the position in the middle part of it does not change as far as possible.
In the present embodiment, drive rod 5 includes 2, and driving wheel 6 is set between two drive rods 5, and driving wheel 6 includes same
The first gear and second gear of axis setting, first gear and second gear pass through the biography of transmission chain 8 and two drive rods 5 respectively
Driving wheel 51 connects.
When rotary handle crank 7, driving wheel 6 can drive two drive rods 5 to rotate simultaneously, and same using two drive rods 5
When drive sliding bar 4 mobile.By the way that two drive rods 5 are arranged, it can more smoothly drive sliding bar 4 mobile, avoid sliding
Run-off the straight in 4 moving process of bar；And then realize the distance between two sliding bars 4 of more accurate adjusting.
As shown in Figures 1 to 3, fixed frame 2 include first support 21, for suspend test ball 1 second support 22, second
Bracket 22 is set to 21 top of first support.First support 21 is equipped with the first platform 23, and second support 22 is equipped with the second platform
24。
The setting of first platform 23 and the second platform 24 can be convenient staff and perform overhauling and maintenance etc. operation up.
Specifically, the first platform 23 is arranged along the surrounding of first support 21, walk about on it convenient for staff, and to first support
On components, such as sliding bar, drive rod 5, driving wheel 6 such as are installed, are overhauled at the operation；Second platform 24 is set to first
Above bracket, staff can use the second platform 24 and easily be to the test ball 1 of suspension, safeguard structure 25 and promotion
System 3 etc. is installed, is checked.
Wherein, second support 22 is equipped with safeguard structure 25, and safeguard structure 25 includes protective frame 251 and protective baffle plate 252, prevents
Guard 252 is slidingly disposed at 251 on protective frame.It, can be by protective baffle plate 252 when test ball 1 rises to the height of test request
After sliding into the underface of test ball 1, then carry out the installation of safety net.When being installed, and by the equal alienation of tester to pacifying
Behind entire area, protective baffle plate 252 is being slid into the position for not influencing to test 1 fall trajectory of ball from the underface of test ball 1.It is anti-
The setting of protection structure 25 can effectively avoid the generation of safety accident.
As shown in Figures 1 to 3, lifting system 3 includes motor device 31, the suspension hook 32 for hanging and discharging test ball 1, uses
In the remote control device 33 that remotely control suspension hook 32 lifting and test ball 1 discharge；Motor device 31 is connect by lifting rope with suspension hook, distant
Control device 33 is electrically connected with motor device 31 and suspension hook 32 respectively.It controls suspension hook 32 using remote control device 33 to go up and down, when suspension hook 32
Behind lifting to designated position, the closure of suspension hook 32 can be controlled by remote control device 33 or is opened, catches on or discharge survey to realize
Try 1.Further, it is also possible to control the translation of protective baffle plate 252 by remote control device 33.
It is illustrated below with reference to the operating procedure of the device:
1) it will test device and be placed in 9 top of sand pit, test ball 1 is avoided directly to fall to ground；It both can be to avoid ground quilt
It smashes, and the service life of energy extended testing system ball 1
2) after powering on, manipulation remote control device 33 catches on test ball 1, and test ball 1 is risen to test height
H；Protective baffle plate 252 is then moved to the underface of test ball 13；
3) safety net to be measured is mounted in the hook (not shown) of two sliding bars 4, and is opened by wind 7
Tight safety net completes the installation of safety net；
4) it withdraws to operator to safety zone, remote control device 33 is operated in safety zone, protective baffle plate 252 is moved
It opens, release test ball 13, makes to test the impact safety net of ball 13；
5) extent of the destruction for finally checking safety net, just determines the performance of safety net.
Other contents of safety net impact property testing described in the utility model are referring to the prior art, herein no longer
It repeats.
The above descriptions are merely preferred embodiments of the present invention, not makees in any form to the utility model
Limitation, therefore it is all without departing from the content of the technical scheme of the utility model, implement according to the technical essence of the utility model to above
Any modification, equivalent variations and modification, are still within the scope of the technical solutions of the present invention made by example.
Claims (10)
1. a kind of safety net impact property testing, including test ball, for suspending the fixed frame for testing ball in midair, being used for
Promote the lifting system of the test ball；It is characterized by:
The slip control system that the fixed frame is equipped with sliding bar, moves horizontally and fix for controlling the sliding bar,
The sliding bar is equipped with several for installing the hook of safety net.
2. safety net impact property testing according to claim 1, it is characterised in that: the slip control system packet
Drive rod, the wind for controlling the drive rod rotation, the connector on the sliding bar are included, the drive rod is logical
It crosses the connector and drives the sliding bar translation.
3. safety net impact property testing according to claim 2, it is characterised in that:
The drive rod includes the threaded portion equipped with motion thread, the connector be equipped with in motion thread cooperation
Threaded hole, the threaded portion passes through the internal thread hole, and is arranged perpendicular to the sliding bar.
4. safety net impact property testing according to claim 3, it is characterised in that: the sliding bar includes 2,
The both ends of the drive rod are respectively equipped with the opposite threaded portion of hand of spiral；
When the drive rod rotation, two sliding bars can be simultaneously towards close to each other or be located remotely from each other direction and move
It is dynamic.
5. safety net impact property testing according to claim 2, it is characterised in that: the slip control system is also
Including driving wheel, transmission chain and the driving wheel on the drive rod, the driving wheel by the transmission chain with it is described
Driving wheel connection；The wind is set on the driving wheel.
6. safety net impact property testing according to claim 5, it is characterised in that: the drive rod includes 2,
The driving wheel is set between two drive rods, and the driving wheel includes the first gear and second gear of coaxial arrangement,
The first gear and second gear pass through transmission chain respectively and connect with the driving wheel of two drive rods.
7. safety net impact property testing according to claim 1, it is characterised in that: the fixed frame includes the
One bracket, the second support for suspending the test ball in midair, the second support are set to above the first support, and described first
Bracket is equipped with the first platform.
8. safety net impact property testing according to claim 7, it is characterised in that: the second support is equipped with anti-
Protection structure, the safeguard structure include protective frame and protective baffle plate, and the protective baffle plate is slidingly disposed on the protective frame.
9. safety net impact property testing according to claim 7, it is characterised in that: the second support is equipped with
Second platform.
10. safety net impact property testing according to claim 1, it is characterised in that: the lifting system includes
Motor device, the suspension hook for hanging and discharging the test ball are discharged for remotely controlling the hook lifting and test ball
Remote control device；The motor device is connect by lifting rope with the suspension hook, the remote control device and the motor device and is hung
Hook electrical connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920271781.6U CN209432398U (en) | 2019-03-04 | 2019-03-04 | A kind of safety net impact property testing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920271781.6U CN209432398U (en) | 2019-03-04 | 2019-03-04 | A kind of safety net impact property testing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209432398U true CN209432398U (en) | 2019-09-24 |
Family
ID=67978285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920271781.6U Active CN209432398U (en) | 2019-03-04 | 2019-03-04 | A kind of safety net impact property testing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209432398U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111089805A (en) * | 2019-12-23 | 2020-05-01 | 台州市椒江建设工程质量检测中心有限公司 | Impact resistance testing machine for engineering safety net |
| CN111337216A (en) * | 2020-03-07 | 2020-06-26 | 浙江华昊建筑材料检测有限公司 | Safety net impact resistance test device |
| CN111426581A (en) * | 2020-05-20 | 2020-07-17 | 浙江华电器材检测研究所有限公司 | Protective net detection equipment |
-
2019
- 2019-03-04 CN CN201920271781.6U patent/CN209432398U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111089805A (en) * | 2019-12-23 | 2020-05-01 | 台州市椒江建设工程质量检测中心有限公司 | Impact resistance testing machine for engineering safety net |
| CN111337216A (en) * | 2020-03-07 | 2020-06-26 | 浙江华昊建筑材料检测有限公司 | Safety net impact resistance test device |
| CN111426581A (en) * | 2020-05-20 | 2020-07-17 | 浙江华电器材检测研究所有限公司 | Protective net detection equipment |
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