CN207318268U - The impact force detection system of safety cap - Google Patents
The impact force detection system of safety cap Download PDFInfo
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- CN207318268U CN207318268U CN201721379474.7U CN201721379474U CN207318268U CN 207318268 U CN207318268 U CN 207318268U CN 201721379474 U CN201721379474 U CN 201721379474U CN 207318268 U CN207318268 U CN 207318268U
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- force detection
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Abstract
A kind of impact force detection system of safety cap, including：Base；The supporting rod being fixedly connected perpendicular to the base with the base；Fixed link, is set perpendicular to the supporting rod, and is fixedly connected with the supporting rod, and the fixed link end set has the first magnetic fixed suction and device；Impact body, including impact portion and with described first it is magnetic fixed inhale and device coordinates second it is magnetic it is fixed inhale and device, described second magnetic fixed inhales and device is located at the top of the impact portion；The base is provided with placement ball, and the center of the placement ball and the line of the described first magnetic fixed suction and the center of device are set perpendicular to the base.The impact force detection system of safety cap provided by the utility model, the intensity of safety cap can be detected, safety cap is impacted by impact body, when not damaged under the impact of impact body of the safety cap under certain mass, then prove that the safety cap meets security regulations, be hardly damaged.
Description
Technical field
It the utility model is related to safety detection technology field, and in particular to a kind of impact force detection system of safety cap.
Background technology
Safety cap be for protect it is magnetic inhale with device top and the steel or the shallow dome cap of similar raw material worn, prevent
The magnetic protective articles inhaled with device portion of alluvium injury.It is made of cap shell, hat lining, lower cheekstrap and back ferrule.When there is placement in height
When thing and the device of other forms carry out action and to hit human body brain, the brain of human body can be protected by safety cap
Shield, prevents the brain of its human body from coming to harm.But during actual production, the anti-impact force intensity of safety cap differs,
A lot of safety caps for not reaching specified intensity are mixed into the safety cap of qualification, but the subjective judgement for depending people alone can not be to peace
The qualified or not of anti-impact force of full cap is detected accordingly, therefore can make underproof safety cap and acceptable safety cap phase
It is mixed, potential danger is caused to staff.
Utility model content
Therefore, the technical problems to be solved in the utility model is to overcome the hardness of safety cap of the prior art not examine
Defect caused by survey.
For this, there is provided a kind of impact force detection system of safety cap, including：
Base；
The supporting rod being fixedly connected perpendicular to the base with the base；
Fixed link, is set perpendicular to the supporting rod, and is fixedly connected with the supporting rod, the fixation boom end
It is provided with the first magnetic fixed suction and device；
Impact body, including the second magnetic fix that impact portion and suction fixed with the described first magnetism and device coordinate are inhaled and are filled
Put, the described second magnetic fixed suction is located at the top of the impact portion with device；
The base is provided with placement ball, and the center of the placement ball magnetic fixed is inhaled and device with described first
The line at center is set perpendicular to the base.
Further,
Described first it is magnetic it is fixed inhale and device includes electromagnet, described second it is magnetic it is fixed inhale and device be iron,
Cobalt, nickel, any one or more in carbon steel.
Further,
The placement ball includes cuboid portion and the spherical part being fixedly connected, and the rectangular body region is in the sphere
Subordinate portion is fixedly connected with the base.
Further,
The surrounding of the base is provided with fence, and the height of the fence is more than 50CM, and the fence is provided with
Revolving door, contact site is provided between the revolving door and the fence.
Further,
The impact force detection system further includes automatic protective system, and the automatic protective system includes：
Master switch, connects a power supply；
First sub switch, ground connection of connecting respectively with the master switch and the fixed suction of the first magnetism and device；
Pressure sensor, is arranged at the contact site of the revolving door and the fence, when detecting that revolving door connects with fence
When touching, high level signal is exported；
Relay coil, is connected with the pressure sensor, is controlled by the high level signal and powers on；
Relay normally closed contact, be controlled by it is electrically disconnected on the relay coil, relay normally closed contact with it is described total
Switch and the first magnetic fixed suction and device series connection ground connection.
Further,
The pressure sensor and relay coil is provided with driving device, and the driving device includes the first driving
Resistance, second driving resistance and driving triode, the pressure sensor lotus root connect it is described first driving resistance, described first
The node lotus root of driving resistance and the second driving resistance connects the base stage of the driving triode, the collector of the driving triode
Lotus root connects the relay coil.
Technical solutions of the utility model, have the following advantages that：
1. the impact force detection system of safety cap provided by the utility model, can be detected the intensity of safety cap,
Safety cap is impacted by impact body, when not damaged under the impact of impact body of the safety cap under certain mass, then
Prove that the safety cap meets security regulations, be hardly damaged.
2. by automatic protective system, human body can be protected in the detection process that safety cap carries out anti-impact force,
Prevent revolving door open in the case of by impact body put down and to test it is artificial into danger.And, can be right by setting fence
The splash produced in experimentation is intercepted, and prevents splash from touching experiment people, and is damaged to experiment people.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical solution of the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, describe below
In attached drawing be the utility model some embodiments, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is the structure diagram of the impact force detection system of safety cap；
Fig. 2 is the structure diagram of fence；
Fig. 3 is the structure diagram of automatic protective system.
1st, base；2nd, supporting rod；3rd, fixed link；31st, the first magnetic fixed suction and device；4th, impact body；41st, second is magnetic
Fixed suction and device；42nd, impact portion；5th, ball is placed；51st, spherical part；52nd, cuboid portion；6th, fence；61st, revolving door；611st, connect
Contact portion.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model part of the embodiment, instead of all the embodiments.Based on the embodiment in the utility model, sheet
Field those of ordinary skill all other embodiments obtained without making creative work, belong to this practicality
Novel protected scope.
, it is necessary to explanation in the description of the utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
Described for the ease of description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.In addition, term " the
One ", " second ", " the 3rd " are only used for description purpose, and it is not intended that instruction or hint relative importance.In addition, following institute
As long as involved technical characteristic does not form conflict phase each other in the utility model different embodiments of description
Mutually combine.
A kind of impact force detection system of safety cap, including base 1, clump weight is provided with the bottom of base 1.By with
Pouring weight can carry out ballast to base 1, prevent the mechanical part of the toughness detecting system from toppling over, make its energy in being worked
Enough steady operations, prevent unexpected generation.
The supporting rod 2 being fixedly connected perpendicular to base 1 with base 1 is further included, fixed link 3 is set perpendicular to supporting rod 2, and
It is fixedly connected with supporting rod 2, supporting rod 2 and fixed link 3 is set in inverted L shape.There is the first magnetism in the end set of fixed link 3
Fixed suction and device 31, wherein the first magnetic fixed inhale includes electromagnet YA with device 31, in the case of electromagnet is in and is powered
When, its produce magnetic force, can with corresponding magnet, metal carry out accordingly inhale and.
Impact body 4, it includes impact portion 42 and suction fixed with the first magnetism and the second magnetic fix of the cooperation of device 31 is inhaled
With device 41, the second magnetic fixed suction is located at the top of impact portion 42 with device 41, is inhaled and device 41 wherein the second magnetism is fixed
Any one or more for iron, cobalt, nickel, in carbon steel.When the first magnetic fixed suction and the energization of device 31 produces magnetic attraction,
The fixed suction of second magnetism and device 41 and the first magnetic fixed suction and device 31 are attracting, and impact body 4 is closely pasted with fixed link 3 at this time
Close, impact body 4 is in vacant state.
Base 1 is provided with placement ball 5, places center and the first magnetic fixed suction and the line at the center of device 31 of ball 5
Set perpendicular to base 1.With the above arrangement, it can ensure that impact body 4 can be being pounded to safety cap during by gravity fall
Center at, prevent impact body 4 to safety cap punching pound during deviate.
Place ball 5 and be located at 51 lower part of spherical part including the cuboid portion 52 being fixedly connected and spherical part 51, cuboid portion 52
It is fixedly connected with base 1.Cuboid plays the role of spherical part 51 being fixed on base 1, since safety cap is rounded, and people
The head of body also into circle, spherical part 51 can apish head safety cap is jacked up, make detection data truer.
In one embodiment, the surrounding of base 1 is provided with fence 6, as shown in Fig. 2, wherein fence 6 is highly preferred big
In 50CM, fence 6 is provided with revolving door 61, contact site 611 is provided between revolving door 61 and fence 6, at revolving door 61
When the state of opening, the contact site 611 between revolving door 61 and fence 6 does not contact；When revolving door 61 is in the state closed
When, the contact site 611 between revolving door 61 and fence 6 contacts.
Wherein impact force detection system further includes automatic protective system, as shown in figure 3, automatic protective system includes, always opens
S1 is closed, connects a power supply, when master switch S1 is closed, power supply magnetic to first can fix suction and device 31 carries out
Power supply.First sub switch S2, is in series with the 5th resistance R5, magnetic with master switch S1 and first fixed suction and 31 series connection of device
Ground, when master switch S1 and the first sub switch S2 is all in closure state, at the first magnetic fixed suction at this time and device 31
The conducting of the first current supply circuit, first it is magnetic fixed inhale and device 31 powers on and then produces magnetic force, can be by the second magnetic fixed suction
Inhaled with device 41 and make impact body 4 hanging.
Pressure sensor, is arranged at the contact site 611 of revolving door 61 and fence 6, when detecting that revolving door 61 connects with fence 6
When touching, high level signal is exported；Relay coil KA1, is connected with pressure sensor, is controlled by high level signal and powers on；Relay
Device normally-closed contact KA1, is controlled by electrically disconnected on relay coil KA1, relay normally closed contact KA1 and master switch S1 and first
Fixed inhale of magnetism is in series with the 4th resistance R4 with the series connection ground connection of device 31, relay normally closed contact KA1.When revolving door 61 and fence
6 when being in closure state, and the high level signal of pressure sensor output at this time, relay coil powers on, and relay normally closed contact is broken
Open, the circuit that the fixed suction magnetic to first and device 31 residing for relay normally closed contact KA1 are powered is in off state, at this time
Can by master switch and the first sub switch S2 it is magnetic to first it is fixed inhale and device 31 power on and dead electricity is controlled.Work as rotation
When door 61 is in open mode with fence 6, the low level signal of pressure sensor output at this time, relay coil KA1 is not powered on, after
Electric appliance normally-closed contact KA1 is closed, the fixed circuit inhaled and device 31 is powered magnetic to first residing for relay normally closed contact KA1
In channel status, at this time the first sub switch S2 can not it is magnetic to first it is fixed inhale and device 31 power on and dead electricity is controlled
System, make first it is magnetic fixed inhale and device 31 is constantly in excited state, with second it is magnetic it is fixed inhale and the suction of device 41 and, prevent
Impact body 4, which plunks down, damages experimenter.
Wherein pressure sensor and relay coil is provided with driving device, driving device include the first driving resistance R1,
Second driving resistance R2 and driving triode Q1, pressure sensor lotus root meet the first driving resistance R1, the first driving resistance R1 and the
The node lotus root of two driving resistance R2 connects the base stage of driving triode Q1, the collector lotus root contact relay coil of driving triode Q1
KA1。
Obviously, the above embodiments are merely examples for clarifying the description, and the restriction not to embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or
Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or
Among the protection domain that variation is created still in the utility model.
Claims (5)
1. a kind of impact force detection system of safety cap, it is characterized in that, including：
Base (1)；
The supporting rod (2) being fixedly connected perpendicular to the base (1) with the base (1)；
Fixed link (3), is set perpendicular to the supporting rod (2), and is fixedly connected with the supporting rod (2), the fixation
Bar (3) end set has the first magnetic fixed suction and device (31)；
Impact body (4), including the second magnetism that impact portion (42) and suction fixed with the described first magnetism and device (31) coordinate is admittedly
Fixed suction and device (41), the described second magnetism is fixed to inhale the top for being located at the impact portion (42) with device (41)；
The base (1), which is provided with, places ball (5), the center of the placement ball (5) with described first it is magnetic fixed inhale and
The line at the center of device (31) is set perpendicular to the base (1).
2. impact force detection system according to claim 1, it is characterized in that,
The placement ball (5) includes cuboid portion (52) and the spherical part (51) being fixedly connected, the cuboid portion (52)
It is fixedly connected positioned at the spherical part (51) lower part with the base (1).
3. impact force detection system according to claim 1, it is characterized in that,
The surrounding of the base (1) is provided with fence (6), and the height of the fence (6) is more than 50CM, the fence
(6) revolving door (61) is provided with, contact site (611) is provided between the revolving door (61) and the fence (6).
4. impact force detection system according to claim 3, it is characterized in that,
The impact force detection system further includes automatic protective system, and the automatic protective system includes：
Master switch, connects a power supply；
First sub switch, ground connection of connecting respectively with the master switch and the fixed suction of the first magnetism and device (31)；
Pressure sensor, is arranged at the contact site (611) of the revolving door (61) and the fence (6), when detecting revolving door
(61) when being contacted with fence (6), high level signal is exported；
Relay coil, is connected with the pressure sensor, is controlled by the high level signal and powers on；
Relay normally closed contact, is controlled by electrically disconnected on the relay coil, relay normally closed contact and the master switch
And first magnetic fixed inhale and device (31) series connection ground connection.
5. impact force detection system according to claim 4, it is characterized in that,
The pressure sensor and relay coil is provided with driving device, and the driving device includes the first driving electricity
Resistance, the second driving resistance and driving triode, the pressure sensor lotus root connect the first driving resistance, and described first drives
The node lotus root of dynamic resistance and the second driving resistance connects the base stage of the driving triode, the collector lotus root of the driving triode
Connect the relay coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721379474.7U CN207318268U (en) | 2017-10-24 | 2017-10-24 | The impact force detection system of safety cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721379474.7U CN207318268U (en) | 2017-10-24 | 2017-10-24 | The impact force detection system of safety cap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207318268U true CN207318268U (en) | 2018-05-04 |
Family
ID=62379047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721379474.7U Active CN207318268U (en) | 2017-10-24 | 2017-10-24 | The impact force detection system of safety cap |
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| Country | Link |
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| CN (1) | CN207318268U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109060563A (en) * | 2018-07-11 | 2018-12-21 | 上海赞瑞实业有限公司 | A kind of helmet penetration resistance energy test device and test method |
| CN109238839A (en) * | 2018-09-17 | 2019-01-18 | 南京方正建设工程质量检测有限公司 | A kind of fixture and instrument for safety cap test |
| CN109341942A (en) * | 2018-09-29 | 2019-02-15 | 蚌埠市龙子湖区金力传感器厂 | A kind of moment forces testing device of force snesor |
-
2017
- 2017-10-24 CN CN201721379474.7U patent/CN207318268U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109060563A (en) * | 2018-07-11 | 2018-12-21 | 上海赞瑞实业有限公司 | A kind of helmet penetration resistance energy test device and test method |
| CN109060563B (en) * | 2018-07-11 | 2024-01-30 | 上海赞瑞实业有限公司 | Device and method for testing penetration resistance of helmet |
| CN109238839A (en) * | 2018-09-17 | 2019-01-18 | 南京方正建设工程质量检测有限公司 | A kind of fixture and instrument for safety cap test |
| CN109238839B (en) * | 2018-09-17 | 2021-02-26 | 南京方正建设工程质量检测有限公司 | Clamp and instrument for safety helmet test |
| CN109341942A (en) * | 2018-09-29 | 2019-02-15 | 蚌埠市龙子湖区金力传感器厂 | A kind of moment forces testing device of force snesor |
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