CN209131937U - A kind of safety evaluation test device - Google Patents
A kind of safety evaluation test device Download PDFInfo
- Publication number
- CN209131937U CN209131937U CN201822061704.6U CN201822061704U CN209131937U CN 209131937 U CN209131937 U CN 209131937U CN 201822061704 U CN201822061704 U CN 201822061704U CN 209131937 U CN209131937 U CN 209131937U
- Authority
- CN
- China
- Prior art keywords
- suction base
- mounting cylinder
- test device
- electromagnetism suction
- iron block
- 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
Links
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a kind of safety evaluation test device, which includes frame body, carriage assembly and test suite；Frame body includes vertically to opposite and spaced pedestal and top cover, and the top cover is in height-adjustable setting relative to the pedestal；Carriage assembly includes mounting cylinder, fixing seat, buffer spring, limit plate and limit bolt；Test suite includes electromagnetism suction base, impact iron block, the electromagnetism suction base is installed on the downside of the top cover, the impact iron block is to be pulled on electromagnetism suction base when the electromagnetism suction base is powered, and the impact iron block is discharged in electromagnetism suction base power-off, the impact iron block is used to carry out shock-testing to the safety cap for being placed on the fixed platform upper side.The present apparatus can simulate the shock resistance test of safety cap under different buffer distances.Preferably solve the problems, such as existing safety cap test device exist can not well under simulation test buffer status safety cap shock resistance.
Description
Technical field
The utility model relates to detection device technical field, in particular to a kind of safety evaluation device.
Background technique
Safety cap faces last pipe protection umbrella of pendant object as the head of engineering staff, just to the test of its security performance
It is particularly important, there are buffering stand, existing safety cap test device exists can not mould well for the inner ring of safety cap
Under quasi- test buffer status the problem of the shock resistance of safety cap.
Utility model content
The main purpose of the utility model is to propose a kind of safety evaluation test device, it is intended to solve existing existing safety
Cap test device there are problems that can not well under simulation test buffer status safety cap shock resistance.
To achieve the above object, the utility model proposes a kind of safety evaluation test device, the safety evaluation test devices
Include:
Frame body, including vertically to opposite and spaced pedestal and top cover, and the top cover is relative to the pedestal
In height-adjustable setting；
Carriage assembly, including mounting cylinder, fixing seat, buffer spring, limit plate and limit bolt；The mounting cylinder edge
Upward and downward is installed on the upper side of the pedestal, and the mounting cylinder is vertically to being equipped at intervals with the multipair diameter along the mounting cylinder
To the positional punch of extension, the mounting cylinder includes fixed link and fixed platform, and the lower end of the fixed link is socketed on the peace
The top of fitted tube inner sidewall, the upper end of the fixed link are fixedly connected with setting with the downside of the fixed platform；The buffering
Spring is set in the mounting cylinder, and the limit plate is vertically to the inner sidewall for being slidably mounted on the mounting cylinder；The buffering
The lower end of spring is abutted with the pedestal, the limit bolt and the positional punch cooperate with the top to the limit plate into
Row limit, the upper end of the buffer spring is abutted with the lower end of the limit plate, the lower end of the fixed link in it is described
The resigning of limit bolt is arranged, and the lower end of the fixed link is abutted with the upper end of the limit plate；
Test suite, including electromagnetism suction base, impact iron block, the electromagnetism suction base are installed on the downside of the top cover, institute
Impact iron block is stated to release to be pulled on the electromagnetism suction base when the electromagnetism suction base is powered, and in electromagnetism suction base power-off
The impact iron block is put, the impact iron block is for carrying out impact survey to the safety cap for being placed on the fixed platform upper side
Examination.
Preferably, the frame body further includes support plate, and the support plate is extended along upper upwards by the pedestal, described
Top cover is vertically to being slidably mounted on the support plate.
Preferably, the top cover by positioning bolt and the support plate cooperation realization top cover determining in above-below direction
Position.
Preferably, the lower end of the fixed link is equipped with two convex blocks being oppositely arranged, and forms sky of stepping down between two convex blocks
Between to the limit bolt step down, the lower end of two convex blocks abuts setting with the upper side of the limit plate.
Preferably, the outside of the limit plate vertically to be equipped with the first guide groove, the mounting cylinder be equipped with it is described
The guiding rib of guide groove cooperation, the outside of the convex block are equipped with the second guide groove extended in the same direction with first guide groove.
Preferably, the test suite further includes guide rod, and guide rod is vertically to the middle part for being installed on the electromagnetism suction base, institute
The middle part of impact iron block is stated vertically to through-hole is equipped with, the through-hole and the guide rod cooperate in described in tenesmus state
Impact iron block is oriented to.
Preferably in the guide rod is graphite material.
The utility model passes through setting carriage assembly, including mounting cylinder, fixing seat, buffer spring, limit plate and limit
Bolt；To safety cap carry out shock-testing when, by the bolt is inserted in the limit hole of different height position with
Different pretightning forces is carried out to the buffer spring by the limit plate to be arranged, it is disconnected in the electromagnetism suction base for passing through test suite
Electricity release impact iron block, allows the present apparatus to simulate the shock resistance test of safety cap under different buffer distances.Preferably solve
Existing safety cap test device exists can not the shock resistance of safety cap under simulation test buffer status well
Problem.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the schematic perspective view of an embodiment of safety evaluation test device provided by the utility model；
Fig. 2 is the exploded perspective schematic diagram of carriage assembly in Fig. 1；
Fig. 3 is the stereoscopic schematic diagram of mounting cylinder in Fig. 1；
Fig. 4 is the three-dimensional stereoscopic schematic diagram of fixing seat in Fig. 1.
Drawing reference numeral explanation:
| Label | Title | Label | Title |
| 100 | Safety evaluation test device | 1 | Frame body |
| 11 | Pedestal | 12 | Top cover |
| 13 | Support plate | 131 | Positioning bolt |
| 2 | Carriage assembly | 21 | Mounting cylinder |
| 211 | Positional punch | 212 | Guiding rib |
| 22 | Fixing seat | 221 | Fixed link |
| 2211 | Convex block | 2212 | Second guide groove |
| 222 | Fixed platform | 23 | Buffer spring |
| 24 | Limit plate | 241 | First guide groove |
| 25 | Limit bolt | 3 | Test suite |
| 31 | Electromagnetism suction base | 32 | Impact iron block |
| 321 | Through-hole | 33 | Guide rod |
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, fall within the protection scope of the utility model.
It is to be appreciated that if related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding,
Afterwards ...), then directionality instruction is only used for explaining opposite between each component under a certain particular pose (as shown in the picture)
Positional relationship, motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.
In addition, if relating to the description of " first ", " second " etc. in the utility model embodiment, " first ", " the
Two " etc. description is used for description purposes only, and is not understood to indicate or imply its relative importance or is implicitly indicated meaning
The quantity of the technical characteristic shown." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one
A this feature.It in addition, the technical solution between each embodiment can be combined with each other, but must be with ordinary skill
Based on personnel can be realized, this technical side will be understood that when the combination of technical solution appearance is conflicting or cannot achieve
The combination of case is not present, also not within the protection scope of the requires of the utility model.
Safety cap faces last pipe protection umbrella of pendant object as the head of engineering staff, just to the test of its security performance
It is particularly important, there are buffering stand, existing safety cap test device exists can not mould well for the inner ring of safety cap
Under quasi- test buffer status the problem of the shock resistance of safety cap.
To solve the above problems, Fig. 1 to Fig. 4 is that this is practical the utility model proposes a kind of safety evaluation test device 100
The structural schematic diagram of 100 1 embodiment of safety evaluation test device of novel proposition.
In the present embodiment refering to Figure 1, the safety evaluation test device 100 includes: frame body 1, carriage assembly
2 and test suite 3；The frame body 1 includes vertically and the top to opposite and spaced pedestal 11 and top cover 12
Lid 12 is in height-adjustable setting relative to the pedestal 11；Wherein the pedestal 11 and 12 bracket of the top cover can pass through slide bar
It is equipped with to cooperate by wheel and rack with sliding sleeve and realizes height adjustment setting；The carriage assembly 2 includes mounting cylinder
21, fixing seat 22, buffer spring 23, limit plate 24 and limit bolt 25；The mounting cylinder 21 is vertically described to being installed on
The upper side of pedestal 11, and the mounting cylinder 21 vertically to be equipped at intervals with it is multipair along the mounting cylinder 21 radially extend determine
Position perforation 211, i.e., each pair of positional punch 211 are located at a radial both ends of the mounting cylinder 21, and the mounting cylinder 21 includes fixing
Bar 221 and fixed platform 222, the lower end of the fixed link 221 are socketed on the top of 21 inner sidewall of mounting cylinder, the fixation
The upper end of bar 221 is fixedly connected with setting with the downside of the fixed platform 222, described to be fixedly connected with setting and can be screw thread company
It connects and is also possible to welding etc., fixture can be set in the fixed platform 222 to prolong outside entrapment cap；The buffering
Spring 23 is set in the mounting cylinder 21, and the limit plate 24 is vertically to the inner sidewall for being slidably mounted on the mounting cylinder 21；
The lower end of the buffer spring 23 is abutted with the pedestal 11, and the limit bolt 25 cooperates with the positional punch 211 with right
The top of the limit plate 24 is limited, and the upper end of the buffer spring 23 is abutted with the lower end of the limit plate 24,
The lower end of the fixed link 221 is arranged in the resigning with the limit bolt 25, and the lower end of the fixed link 221 and the limit
The upper end of position plate 24 abuts；The test suite 3 includes electromagnetism suction base 31, impact iron block 32, and the electromagnetism suction base 31 is installed on
The downside of the top cover 12, the impact iron block 32 is to be pulled on the electromagnetism suction base when the electromagnetism suction base 31 is powered
31, and the impact iron block 32 is discharged in the electromagnetism suction base 31 power-off, the impact iron block 32 is used for described to being placed on
The safety cap of 222 upper side of fixed platform carries out shock-testing, wherein the selection of the electromagnetism suction base 31 is the prior art, herein
Just only repeat.
When specifically used, fixed platform 222 described in precompressed are first passed through, the fixed link 221 that fixed platform 222 connects pushes limit
Position plate 24, limit plate 24 pushes buffer spring 23, will be described when limit plate 24 is forced into the lower section of target positional punch 211
Limit bolt 25 is inserted into corresponding target positional punch 211, and carriage assembly 2 is in preloading condition at this time；By electromagnetism suction base 31
It is powered, and impact iron block 32 is pulled on the electromagnetism suction base 31, and fix safety to be tested in the fixed platform 222
Cap, experimenter set safeguard measure, such as safety goggles and the electricity for keeping disconnection electromagnetism suction base 31 after safety experiment distance
Source, impact iron block 32 fall and impact to safety cap, and the breakage of record security cap evaluates the buffering after experiment
The shock resistance of safety cap under state, the cushion stroke convenient for the buffering bracket to safety cap are designed and test.
The utility model passes through setting carriage assembly 2, including mounting cylinder 21, fixing seat 22, buffer spring 23, limit plate
24 and limit bolt 25；When carrying out shock-testing to safety cap, by the way that the bolt is inserted in different height position
The limit hole is arranged with carrying out different pretightning forces to the buffer spring 23 by the limit plate 24, is passing through test
The power-off release impact iron block 32 of electromagnetism suction base 31 of component 3, allows the present apparatus to simulate safety cap under different buffer distances
Shock resistance test.Preferably solving that existing safety cap test device exists can not be well under simulation test buffer status
The problem of shock resistance of safety cap.
Specifically, in the present embodiment, as shown in Fig. 2, the frame body 1 further includes support plate 13, the support plate 13 by
The pedestal 11 is extended along upper upwards, and the top cover 12 is vertically to being slidably mounted on the support plate 13.Certainly described
Support plate 13 may be set to be the other similar structure such as supporting rod, the setting of the support plate 13 and the pedestal 11 and institute
Stating top cover 12 has biggish contact area, ensure that the fixing of whole device.
Specifically, referring to Fig. 2, the top cover 12 is cooperated by positioning bolt 131 and the support plate 13, described in realization
The positioning of top cover 12 in above-below direction.The positioning bolt 131 is equipped with the support plate 13, so that impact iron block 32 can
It falls from different height, increases the data coverage of experiment.
In order to step down to the limit bolt 25, in the present embodiment, the lower end of the fixed link 221 is equipped with two-phase
It is formed to the convex block 2211 of setting, between two convex blocks 2211 and allows bit space to step down to the limit bolt 25, two institutes
The lower end for stating convex block 2211 abuts setting with the upper side of the limit plate 24.The setting of two convex blocks 2211, avoids
In impact, blocking of the limit bolt 25 to the fixed link 221, enables the buffer function of buffer spring 23 effectively to pass
It is delivered on safety cap to be measured.
Specifically, in the present embodiment, the outside of the limit plate 24 vertically to be equipped with the first guide groove 241, it is described
Mounting cylinder 21 is equipped with the guiding rib 212 cooperated with the guide groove, and the outside of the convex block 2211 is equipped with leads with described first
The second guide groove 2212 extended in the same direction to slot 241.First guide groove 241, the second guide groove 2212 and the guiding rib
212 be equipped with, enables the fixed link 221 effectively to buffer on upward and downward, avoids 221 unintentional rotation of fixed link and leads
The loss of buffering energy is caused, and then improves the accuracy of experimental data.
Specifically, the test suite 3 further includes guide rod 33, and the guide rod 33 is vertically to being installed on the electromagnetism suction base
31 middle part, vertically to through-hole 321 is equipped with, the through-hole 321 cooperates with the guide rod 33 at the middle part of the impact iron block 32
To be oriented to the impact iron block 32 in tenesmus state.The setting of the guide rod 33 is so that the impact iron block 32 exists
Electromagnetism suction base 31 power off after can smoothly reach safety cap to be measured to impact position, avoid because electromagnetism suction base 31 suddenly power off when
Generate disturbance electromagnetic force to iron block fall track generate offset, cause impact iron block 32 can not hit safety cap to be measured, cause reality
The failure tested, and then improve the reliability of the present apparatus.
Specifically, the guide rod 33 is graphite material in the present embodiment.Graphite is non-magnetic material, and has lubrication
Property, avoid causes impact iron block 32 to be difficult to slide using magnetic materials such as ironys in the 31 energization back magnetization of electromagnetism suction base,
The lubricity that graphite is utilized again, which reduces, impacts when iron block 32 glides the resistance between guide rod 33, ensure that the shocked iron
Block 32 improves the reliability of experimental data to the impact dynamics of safety cap to be measured.
The above is only the preferred embodiments of the utility model, and therefore it does not limit the scope of the patent of the utility model, all
Under the inventive concept of the utility model, equivalent structure transformation made based on the specification and figures of the utility model, or
Directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.
Claims (7)
1. a kind of safety evaluation test device, for detecting the shock resistance of evaluation safety cap, which is characterized in that the safety
Evaluation test device includes:
Frame body, including vertically to opposite and spaced pedestal and top cover, and the top cover is in height relative to the pedestal
The adjustable setting of degree；
Carriage assembly, including mounting cylinder, fixing seat, buffer spring, limit plate and limit bolt；The mounting cylinder is vertically
To the upper side for being installed on the pedestal, and the mounting cylinder vertically prolongs to being equipped at intervals with the multipair radial direction along the mounting cylinder
The positional punch stretched, the mounting cylinder include fixed link and fixed platform, and the lower end of the fixed link is socketed on the mounting cylinder
The top of inner sidewall, the upper end of the fixed link are fixedly connected with setting with the downside of the fixed platform；The buffer spring
In the mounting cylinder, the limit plate is vertically to the inner sidewall for being slidably mounted on the mounting cylinder；The buffer spring
Lower end abutted with the pedestal, the limit bolt and the positional punch cooperate to be limited with the top to the limit plate
Position, the upper end of the buffer spring is abutted with the lower end of the limit plate, and the lower end of the fixed link is in and the limit
The resigning of bolt is arranged, and the lower end of the fixed link is abutted with the upper end of the limit plate；
Test suite, including electromagnetism suction base, impact iron block, the electromagnetism suction base are installed on the downside of the top cover, the punching
Hammer block discharges institute to be pulled on the electromagnetism suction base when the electromagnetism suction base is powered, and in electromagnetism suction base power-off
Impact iron block is stated, the impact iron block is used to carry out shock-testing to the safety cap for being placed on the fixed platform upper side.
2. safety evaluation test device as described in claim 1, which is characterized in that the frame body further includes support plate, described
Support plate is extended along upper upwards by the pedestal, and the top cover is vertically to being slidably mounted on the support plate.
3. safety evaluation test device as claimed in claim 2, which is characterized in that the top cover by positioning bolt with it is described
The positioning of the top cover in above-below direction is realized in support plate cooperation.
4. safety evaluation test device as described in claim 1, which is characterized in that it is opposite that the lower end of the fixed link is equipped with two
The convex block of setting forms between two convex blocks and allows bit space to step down to the limit bolt, the lower end of two convex blocks
Portion abuts setting with the upper side of the limit plate.
5. safety evaluation test device as claimed in claim 4, which is characterized in that the outside of the limit plate is vertically to setting
There is the first guide groove, the mounting cylinder is equipped with the guiding rib cooperated with the guide groove, and the outside of the convex block is equipped with and institute
State the second guide groove that the first guide groove extends in the same direction.
6. safety evaluation test device as described in claim 1, which is characterized in that the test suite further includes guide rod, is led
For bar vertically to the middle part for being installed on the electromagnetism suction base, the middle part of the impact iron block is described logical vertically to being equipped with through-hole
Hole cooperates with the guide rod to be oriented to the impact iron block in tenesmus state.
7. safety evaluation test device as claimed in claim 6, which is characterized in that the guide rod is graphite material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822061704.6U CN209131937U (en) | 2018-12-07 | 2018-12-07 | A kind of safety evaluation test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822061704.6U CN209131937U (en) | 2018-12-07 | 2018-12-07 | A kind of safety evaluation test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209131937U true CN209131937U (en) | 2019-07-19 |
Family
ID=67248546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822061704.6U Expired - Fee Related CN209131937U (en) | 2018-12-07 | 2018-12-07 | A kind of safety evaluation test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209131937U (en) |
-
2018
- 2018-12-07 CN CN201822061704.6U patent/CN209131937U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107807054B (en) | Multifunctional impact resistance testing device | |
| CN207797947U (en) | A kind of sediment thickness measuring instrument | |
| CN105387820A (en) | Circumferential positioning laser deep hole straightness detection device | |
| CN209131937U (en) | A kind of safety evaluation test device | |
| CN204330275U (en) | A kind of air pressure drives ejection type horizontal impact platform | |
| CN110095588B (en) | Automatic acquisition equipment for cone dynamic sounding test | |
| CN204028378U (en) | A kind of automatic detection device of detector gate | |
| CN208688927U (en) | A kind of energy-efficient falling ball impact test machine | |
| CN205483836U (en) | Instrument for measuring young modulus | |
| CN107121272B (en) | Multistation climbers testing machine | |
| KR102185317B1 (en) | Confirmation device for digging of file | |
| CN106501101A (en) | A kind of device for determining accurate device impact resistance characteristic | |
| CN108007658B (en) | Detection device for spring assembly of resiliometer | |
| CN202747968U (en) | Height measure apparatus for automobile seat head part restraint system | |
| CN111272370B (en) | Civil engineering structure anti-seismic test device | |
| CN211784873U (en) | Toughened glass shock resistance detection device | |
| CN210775472U (en) | Automatic acquisition equipment for cone dynamic penetration test | |
| CN211006182U (en) | Magnetic levitation track panel measuring device | |
| CN208125114U (en) | A kind of disc type work accuracy detecting device | |
| CN106323161A (en) | Guide rail detection bench | |
| CN219532787U (en) | Hardness detection device for bearing ring | |
| KR101170607B1 (en) | Specimen holder and Free-fall testing device having the same | |
| CN102809340B (en) | Shaft core detection device and method | |
| CN110346739B (en) | Magnetic permeability test apparatus and magnetic permeability test method | |
| CN220323007U (en) | Device for falling ball test |
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: 20190719 Termination date: 20201207 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |