CN205449724U - Mortar intensity detector calibrating device - Google Patents
Mortar intensity detector calibrating device Download PDFInfo
- Publication number
- CN205449724U CN205449724U CN201620263423.7U CN201620263423U CN205449724U CN 205449724 U CN205449724 U CN 205449724U CN 201620263423 U CN201620263423 U CN 201620263423U CN 205449724 U CN205449724 U CN 205449724U
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- CN
- China
- Prior art keywords
- trigger
- moving member
- mortar strength
- swing arm
- contravention
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- 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.)
- Withdrawn - After Issue
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model provides a mortar intensity detector calibrating device, including the frame, be equipped with supporting seat and trigger guiding mechanism in the frame, trigger guiding mechanism includes the controller of moving member and the action of drive moving member, the moving member has and is arranged in under the loading procedure the trigger squeeze to make its cisoid rotate, unclamped the trigger before couple and injection pole couple and make its reverse pivoted press contravention, is equipped with the magnetic force absorption portion that offers the reverse pivoted adsorption affinity of trigger after unclamping the trigger on the pressure contravention. This calibrating device is at couple and injection pole when being about to the hook, and the moving member can be decontroled the trigger again and make trigger reverse rotation under the effort of trigger spring, and the magnetic force absorption portion of the pressure contravention of moving member can offer the reverse pivoted adsorption affinity of trigger again, and trigger gravity has been overcome to the influence of the reverse pivoted of trigger to this adsorption affinity, can realize that the accuracy loads, and whole process does not need the staff supplementary simultaneously, easy operation.
Description
Technical field
This utility model relates to a kind of mortar strength investigating instrument calibrating installation.
Background technology
Mortar strength investigating instrument is the instrumentation of Site Detection building masonry strength, uses quite varied during construction quality detects.Mortar strength investigating instrument is as shown in Figure 1, mainly include housing 9, working spring 92 it is provided with in housing 9, the upper end of working spring 92 supports injection bar 91, the outside of housing 9 is provided with trigger 94, and trigger is provided with block protuberance, and housing is also hinged with the hook 93 for injection bar 91 carries out hook block, hook 93 includes hook portion 931 and the pin part 930 being positioned at pin joint both sides, and the block protuberance of trigger can carry out block and realize loading the locking of injection bar pin part.In use, cocking 94 rotates and releases the block protuberance block to hook 93, and then discharge the working spring 92 compressed, and the upper end of injection bar 91 is upwards squeezed in masonry by the elastic force discharged by working spring 92, thus according to the intensity of driving depth detection masonry.Mortar strength investigating instrument the most often causes accuracy because of the change of working spring elasticity, therefore, mortar strength investigating instrument periodically carries out calibration the most particularly significant.
To this, the Chinese utility model patent that Authorization Notice No. is CN204027952U, Authorization Notice No. is 2014.12.17 discloses a kind of mortar penetrometer assay device, and this assay device includes frame, for placing supporting seat, keeping out force measuring machine and for penetrometer applies the thrust loading and unloading body of thrust load for keep out penetrometer injection bar of penetrometer.During use, penetrometer upside down is being supported on seat, by the force measuring machine of keeping out of injection bar upper end, that injection bar is carried out block is spacing, then by thrust loading and unloading body pushing tow housing the compression work spring of injection machine lower end, until hook is hung with injection pike pole, and link up with loaded by trigger block.When needing unloading, pull mechanism by trigger and make trigger unhook and then release spring be got by injection bar.
But this assay device is when by thrust loading and unloading body compression work spring, i.e. in loading procedure, link up with counter-rotating under the effect of hook stage clip, pin part outwards tilts, now needing trigger pressure is manually avoided trigger gear in the outside of hook, manual release trigger will being needed again to make trigger backwards rotation under the active force of trigger stage clip snap in inside hook to complete to load after hook is hung with injection pike pole during hook at hook with injection bar.Now supporting on seat owing to injection meter is reverse mounted, sometimes tend not to when trigger is affected by gravity backwards rotation under the active force of trigger stage clip inside completely into hook, thus cause loading unsuccessfully, it is generally required to people's Hand supplementary upwards pulls trigger in actual mechanical process.So not only needing artificial to trigger depression during whole, in addition it is also necessary to manually push away on trigger, operation easier is very big, and the success rate of certificate test is relatively low.
Utility model content
The purpose of this utility model is to provide a kind of mortar strength investigating instrument calibrating installation, in order to solve existing assay device in use need to manual depression and on trigger, the problem that operation easier is big.
In order to solve above-mentioned technical problem, mortar strength investigating instrument calibrating installation of the present utility model adopts the following technical scheme that a kind of mortar strength investigating instrument calibrating installation, including frame, frame is provided with the support seat for installing inverted mortar strength investigating instrument, it is additionally provided with for loading in described frame, uninstall process adjusts the trigger guiding mechanism of trigger, described trigger guiding mechanism includes moving member and drives the controller of moving member action, described moving member has makes it forward rotate for trigger squeeze lower in loading procedure, before hook is linked up with injection bar, unclamp trigger make the pressure contravention of its backwards rotation, described pressure contravention is provided with after unclamping trigger the magnetic-adsorption portion of the absorption affinity being supplied to trigger backwards rotation.Mortar strength investigating instrument calibrating installation of the present utility model can descend trigger squeeze by moving member in loading procedure, it is to avoid trigger gear affects hook be turned out in the outside of pin part；Hook with injection bar will hook time, moving member can be decontroled again trigger and make trigger backwards rotation under the active force of trigger spring, the magnetic-adsorption portion of moving member pressure contravention is provided that again to the absorption affinity of trigger backwards rotation simultaneously, this absorption affinity overcomes the impact on trigger backwards rotation of the trigger gravity, the block protuberance that can make trigger turns to the inner side of pin part, realize accurately loading, improve the success rate of calibration test；The most whole process need not people's Hand supplementary, it is achieved that calibration test automatization, simple to operate.
Further, described moving member is the swing arm rotating assembling around horizontal rotation axis, and described pressure contravention is the free end of swing arm.Using swing arm as moving member, the driving mechanism structure driving swing arm to rotate is simple, and it is convenient to drive, and the rotational angle of swing arm is limited, takes up room little.
Further, described magnetic-adsorption portion is the Magnet being located at free end.Only one block of Magnet need to be fixedly connected on swing arm free end, simple in construction during use.
Accompanying drawing explanation
Fig. 1 is the structural representation of mortar strength investigating instrument calibrating installation；
Fig. 2 is the structural representation of the embodiment one of mortar strength investigating instrument calibrating installation of the present utility model；
Fig. 3 is the left view of Fig. 2；
Fig. 4 is the top view of Fig. 2.
Detailed description of the invention
The embodiment of mortar strength investigating instrument calibrating installation of the present utility model: as in Figure 2-4, including base 10, the top relative spacing of base 10 is provided with upper mounted plate 1, by the fixing frame connected and constitute calibrating installation of support bar 3 between base 10 and upper mounted plate 1.
Also being vertically fixed leading screw 4 between base 10 and upper mounted plate 1, on leading screw 4, spiral is equipped with sliding seat 7, and sliding seat 7 is provided with support seat 8, supports seat 8 and is used for installing inverted mortar strength investigating instrument 5.Being additionally provided with displacement transducer 71 on sliding seat 7, reverse mounted when supporting on seat 8 at mortar strength investigating instrument 5, the upper end measurement contact of displacement transducer 71 abuts against with the injection bar lower end of mortar strength investigating instrument 5.
Being fixed with pressure transducer 2 on upper mounted plate 1, the end of measuring of pressure transducer 2 is provided with the top pressure head 20 downwardly extended, reverse mounted when supporting on seat 8 at mortar strength investigating instrument, and top pressure head 20 is corresponding with the injection bar about 91 of mortar strength investigating instrument 5.
It is additionally provided with driving motor 11 in frame, drives motor 11 drive leading screw 4 to rotate and drive sliding seat 7 to move up and down.When driving sliding seat 7 to move up, injection bar 91 is pushed up pressure block by top pressure head 20 and housing 9 relatively occurs relative movement compression work spring 92, it is achieved loading procedure；When driving motor 11 drive leading screw 4 to rotate and drive sliding seat 7 to move down, there is relative movement and discharge working spring 92 in the relative housing 9 of injection bar 91, it is achieved uninstall process.
In order to load and trigger 94 is adjusted by uninstall process, frame is additionally provided with trigger guiding mechanism.
Trigger guiding mechanism includes the swing arm 6 rotating assembling along horizontal-extending axis, the pivot center of swing arm 6 is vertical with the pivot center of trigger 94, the free end of swing arm 6 is the pressure contravention for coordinating with trigger 94, and pressure contravention is provided with the Magnet to trigger 94 with absorption affinity.
Trigger guiding mechanism also includes for driving swing arm 6 to rotate the controller of action.
During use, in loading procedure, swing arm 6 rotates and makes it forward turn to extreme lower position by trigger squeeze 94 under pressure contravention, motor 11 is driven to drive leading screw 4 to rotate, sliding seat 7 rises, top pressure head 20 top pressure injection bar 91 also makes injection bar 91 and housing 9 occur relative movement compression work spring 92, hook 93 outwards to tilt；When the hooking part 931 linking up with 93 will link up with block with injection bar 91 (force value that now pressure transducer records is generally 849 ~ 851N), controller drives swing arm 6 be rotated upwardly into certain position and unclamp trigger 94, trigger 94 under the effect of trigger stage clip backwards rotation and be lifted up, now the Magnet of the pressure contravention of swing arm 6 is also provided to trigger 94 backwards rotation and the absorption affinity that is lifted up, the block protuberance of trigger 94 is rotated into the inner side of pin part 930, continue compression work spring, block linked up with by hooking part 931 and injection bar 91, and the block protuberance of trigger keeps off in the inner side of pin part 930, stop pin part 930 inwardly to rotate automatically to load；Then, sliding seat 7 is driven to move down, while when the force value of pressure transducer 2 detection is zero, obtain this location point, sliding seat 7 continues to move up after continuing to move down a segment distance in turn, until injection bar upper end and force value sensor contacts, when the force value of its pressure transducer detection reaches 849 ~ 851N, the swing arm 6 of trigger guiding mechanism is depressed trigger 94 and is discharged working spring 92, sliding seat 7 stops rising and slowly moving down, return stroke is in uninstall process, start to record force value from obtaining location point, displacement data, and draw force value displacement curve figure in real time, until sliding seat 7 returns to initial position, complete whole measurement process.
Trigger is automatically adjusted by calibrating installation of the present utility model by trigger guiding mechanism, easy to use, by arranging Magnet on the pressure contravention of swing arm, trigger is provided the absorption affinity of backwards rotation, when eliminating mortar strength investigating instrument inversion, the impact on trigger rotation of the trigger gravity, improves success rate of loading.In addition, produced force value and the impulse stroke of working spring when this device institute's dynamometry value and displacement in backhaul detects are trigger release, reappear the actually used operating mode of mortar strength investigating instrument, improve certainty of measurement, backhaul detection method simultaneously it also avoid and seemingly contacts, in the middle of the detection of traditional experiment device, the error that non-contacting experimental condition introduces.
In the embodiment of above-mentioned mortar strength investigating instrument calibrating installation, trigger guiding mechanism is pressed under trigger by the swing of swing arm, in other embodiments, swing arm can be replaced by the push rod of upward-downward translation, the lower end of push rod arranges the magnetic-adsorption portion that trigger provides absorption affinity, push rod moves down can be depressed trigger, can be supplied to trigger absorption affinity when trigger is moved upwards up to certain position；Or the cam that swing arm can be assembled by rotation replaces, and the pivot center of cam is parallel with trigger rotation axis and misaligned, can push up downwards trigger squeeze when cam rotates around the axis, it is also possible to get out of the way trigger for moving on it；In the embodiment of above-mentioned mortar strength investigating instrument calibrating installation, the pivot center of swing arm is vertical with the pivot center of trigger, and in other embodiments, swing arm pivot center can be parallel with trigger rotation axis, and swing arm is positioned at the outside of trigger.
In the embodiment of above-mentioned mortar strength investigating instrument calibrating installation, swing arm free end arranges Magnet and constitutes the magnetic-adsorption portion for trigger provides absorption affinity, in other embodiments, the free end of swing arm can be that magnetic material is constituted, or arranges electric magnet at the free end of swing arm.
Claims (3)
1. a mortar strength investigating instrument calibrating installation, including frame, frame is provided with the support seat for installing inverted mortar strength investigating instrument, it is characterized in that, it is additionally provided with for loading in described frame, uninstall process adjusts the trigger guiding mechanism of trigger, described trigger guiding mechanism includes moving member and drives the controller of moving member action, described moving member has makes it forward rotate for trigger squeeze lower in loading procedure, before hook is linked up with injection bar, unclamp trigger make the pressure contravention of its backwards rotation, described pressure contravention is provided with after unclamping trigger the magnetic-adsorption portion of the absorption affinity being supplied to trigger backwards rotation.
Mortar strength investigating instrument calibrating installation the most according to claim 1, it is characterised in that described moving member is the swing arm rotating assembling around horizontal rotation axis, and described pressure contravention is the free end of swing arm.
Mortar strength investigating instrument calibrating installation the most according to claim 2, it is characterised in that described magnetic-adsorption portion is the Magnet being located at free end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620263423.7U CN205449724U (en) | 2016-03-31 | 2016-03-31 | Mortar intensity detector calibrating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620263423.7U CN205449724U (en) | 2016-03-31 | 2016-03-31 | Mortar intensity detector calibrating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205449724U true CN205449724U (en) | 2016-08-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620263423.7U Withdrawn - After Issue CN205449724U (en) | 2016-03-31 | 2016-03-31 | Mortar intensity detector calibrating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205449724U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105806728A (en) * | 2016-03-31 | 2016-07-27 | 河南省计量科学研究院 | Calibration device for mortar strength detector |
| CN109085051A (en) * | 2018-08-06 | 2018-12-25 | 嘉兴中诚工程检测有限公司 | Injection type mortar strength detector |
-
2016
- 2016-03-31 CN CN201620263423.7U patent/CN205449724U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105806728A (en) * | 2016-03-31 | 2016-07-27 | 河南省计量科学研究院 | Calibration device for mortar strength detector |
| CN109085051A (en) * | 2018-08-06 | 2018-12-25 | 嘉兴中诚工程检测有限公司 | Injection type mortar strength detector |
| CN109085051B (en) * | 2018-08-06 | 2021-02-09 | 嘉兴中诚工程检测有限公司 | Injection type mortar strength detector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160810 Effective date of abandoning: 20180817 |
|
| AV01 | Patent right actively abandoned |