CN202974782U - Waterproof layer detection device - Google Patents
Waterproof layer detection device Download PDFInfo
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- CN202974782U CN202974782U CN 201220665615 CN201220665615U CN202974782U CN 202974782 U CN202974782 U CN 202974782U CN 201220665615 CN201220665615 CN 201220665615 CN 201220665615 U CN201220665615 U CN 201220665615U CN 202974782 U CN202974782 U CN 202974782U
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- tubular shell
- waterproof layer
- water barrier
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Abstract
The utility model relates to the technical field of building waterproof layer detection and in particular relates to a waterproof layer detection device. The device is used for rapidly detecting the low-temperature performance of a building waterproof layer and improving the accuracy of the low-temperature performance of the building waterproof layer. The waterproof layer detection device comprises a cylindrical shell, a tail cover which is fixed at the tail end of the cylindrical shell and comprises a percussion button, a front cover which is fixed at the front end of the cylindrical shell, and a striking device positioned in the cylindrical shell, wherein the striking device comprises a striking rod of which one end extends out of the outer end surface of the front cover, and a striking hammer which is positioned in the cylindrical shell and is used for striking the other end of the striking rod. During use, when the percussion button is pressed, the striking hammer is triggered to impact the striking rod, a striking point is conveniently and rapidly replaced within a short time, and the low-temperature performance of the building waterproof layer can be detected within short time, so that the accuracy of the low-temperature performance of the building waterproof layer is improved.
Description
Technical field
The utility model relates to building waterproof layer detection technique field, particularly a kind of water barrier pick-up unit.
Background technology
Building waterproof layer refers at the ground of building or the water barrier on metope, after construction is completed, generally needs to detect the cryogenic property of building waterproof layer.Existing employing pendulum instrument detects the building waterproof layer cryogenic property, as shown in Figure 1, the pendulum instrument comprises: the swing arm 61 that bearing 60, one ends and bearing 60 are hinged, and the pendulum 62 that is fixed in swing arm 61 other ends, adopt the pendulum instrument to detect the concrete method of testing of building waterproof layer cryogenic property as follows:
At first building waterproof layer to be measured is carried out sub zero treatment, then the pendulum instrument is fixed on the building waterproof layer 70 of vertical level, then adjusting swing arm 61 makes swing arm 61 freely put, the tup of pendulum 62 clashes into building waterproof layer 70, whether the surface of observing building waterproof layer 70 crackle occurs, if crackle do not occur at rum point, the cryogenic property of expression building waterproof layer 70 has reached designing requirement.
But, very responsive to temperature variation because of the cryogenic property of building waterproof layer, after the building waterproof layer sub zero treatment, need to complete detection to the building waterproof layer cryogenic property in setting time; And adopt the pendulum instrument to detect, have relatively high expectations when the pendulum instrument is installed, and once will change afterwards pendulum instrument installation site completing hammering, and repeat to adjust the swing arm position, so will expend for a long time, and cause testing result just can not accurately reflect the cryogenic property of building waterproof layer.
The utility model content
The purpose of this utility model is to provide a kind of water barrier pick-up unit, is used for detecting rapidly the cryogenic property of building waterproof layer, improves the accuracy that detects the building waterproof layer cryogenic property.
For achieving the above object, the utility model provides following technical scheme:
A kind of water barrier pick-up unit comprises: tubular shell, and be fixed on described tubular shell tail end and have the tail-hood of firing button, be fixed on the protecgulum of described tubular shell front end, and the attack device that is positioned at described tubular shell; Wherein, described attack device comprises:
The reseting pressuring spring that one end is connected with described tail-hood;
The guide flange that is connected with the described reseting pressuring spring other end, and described guide flange can move along described tubular shell inwall;
One end is fixed on the guide pole of described guide flange on the end face of described protecgulum;
Be fixed on the elastic stem of the described guide pole other end, described elastic stem one end stretches out described protecgulum outer end
Face, and the cross-sectional area of described elastic stem is greater than the cross-sectional area of described guide pole;
Be sheathed on the elastic hammer that has pocket for the punch head on described guide pole, and in described elastic hammer the cross-sectional area of pilot hole less than the cross-sectional area of described elastic stem, greater than the cross-sectional area of described guide pole;
Respectively with described elastic hammer be connected protecgulum and be connected, be used for pulling described elastic hammer to clash into the elastic tension spring of described elastic stem;
Be arranged on described tubular shell, be used for limiting the locking press button that described guide flange moves to described protecgulum direction along described tubular shell inwall;
And be fixed on described guide flange, be used for the hooking device of the described elastic hammer of dogging, and when described elastic tension spring is in energy accumulating state, press described firing button, the described elastic hammer of described hooking device release.
Preferably, the end face of described elastic stem external part is spherical crown shape end face.
Preferably, the energy when described elastic tension spring is in energy accumulating state is 5 ~ 20J, and the radius of the spherical crown shape end face of corresponding described elastic stem external part is 11-21mm.
Preferably, described guide pole and described elastic stem are the integral type structure.
Preferably, described protecgulum comprises: be fixed on the protecgulum main body of described tubular shell front end, be fixed on the described protecgulum main body of described installation and have the spring base of through hole, described elastic stem stretches out described spring base outer face from described through hole.
Preferably, described guide flange comprises: have the flange body of bar hole, be fixed on the strip projection on described flange body and end face that described guide pole contacts.
Preferably, described hooking device comprises: be fixed on the pedestal on described guide flange, by bearing pin and the hinged hook of described pedestal, and an end of described hook passes that on described guide flange, bar hole stretches to described elastic hammer, respectively with the other end of described hook be connected the hook stage clip that pedestal is connected.
Preferably, described firing button comprises: the connecting link that passes described tail-hood, and the end that described connecting link contacts with described hook has projection, be set on described connecting link and be fixed on spacing ring on described tail-hood, be fixed on the button cap of the described connecting link other end, and the button stage clip that is connected with button cap with described spacing ring respectively.
Further, above-mentioned water barrier pick-up unit also comprises the level meter that is fixed on described tubular shell.
the water barrier pick-up unit that the utility model provides in use, at first pressing the elastic stem head makes guide flange move the 2mm left and right to the tail-hood direction, this moment, locking press button automatically springed open, guide flange and hooking device move to the protecgulum direction along the tubular shell inwall under the effect of reseting pressuring spring, after the pocket for the punch head of hook dogging at elastic hammer in hooking device, pressing the elastic stem head makes guide flange move to the tail-hood direction, when guide flange with after tail-hood contacts, pressing locking press button can not move to the protecgulum direction guide flange, this moment, elastic tension spring was in energy accumulating state, hand-held this water barrier pick-up unit makes the elastic stem head contact with the building waterproof layer measuring point of selecting, pressing firing button makes hooking device discharge elastic hammer, elastic hammer travels forward along guide pole under the effect of elastic tension spring, clash into the elastic stem afterbody, make the measuring point of elastic stem head impact building waterproof layer, then hold magnifier and watch the measuring point surrounding whether crackle is arranged, if the surface does not have crackle to show that the cryogenic property of this measuring point place building waterproof layer has reached designing requirement.When remove the water barrier pick-up unit that the utility model provides from the building waterproof layer surface after, under the effect of back-moving spring, guide flange and hooking device move to the protecgulum direction along the tubular shell inwall immediately, until the hook dogging is the detection that energy storage carries out next measuring point till the pocket for the punch head of elastic hammer at this moment; After completing detection, live under the state of elastic hammer linking up with not dogging, press elastic stem and make guide flange and hooking device to the motion of tail-hood direction, arrive latched position, press locking press button and be locked, the water barrier pick-up unit that the utility model can the be provided instrument container of packing into.
From technique scheme as can be known, the water barrier pick-up unit that adopts the utility model to provide, can replace existing pendulum instrument, save bearing and fixed and adjust the time of swing arm, convenient and swift when changing attack point, the used time is short, can complete in the short period of time the detection of building waterproof layer cryogenic property.Therefore, compared with prior art, the water barrier pick-up unit that adopts the utility model to provide can detect the cryogenic property of building waterproof layer rapidly, improves the accuracy that detects the building waterproof layer cryogenic property.
Description of drawings
Fig. 1 is the structural representation of pendulum instrument in prior art;
The structural representation of a kind of water barrier pick-up unit that Fig. 2 provides for the utility model embodiment;
Fig. 3 is the structural representation of elastic stem in Fig. 2;
Fig. 4 is the structural representation of guide flange in Fig. 2;
Fig. 5 is the structural representation of hooking device in Fig. 2;
Fig. 6 is the structural representation of firing button in Fig. 2.
Reference numeral:
The 60-bearing, the 61-swing arm, the 62-pendulum, the 70-building waterproof layer,
The 1-tubular shell, the 2-tail-hood, the 3-protecgulum, 4-attack device,
The 11-locking press button, the 12-level meter, the 21-firing button, the 41-reseting pressuring spring,
42 guide flanges, the 43-guide pole, the 44-elastic hammer, the 45-elastic tension spring,
The 46-elastic stem, the 47-hooking device, the 211-connecting link, the 212-spacing ring,
The 213-button cap, 214-button stage clip, the 420-flange body, the 421-bar hole,
422-strip projection, the 471-pedestal, the 472-hook, the 473-bearing pin, 474-links up with stage clip.
Embodiment
The existing general pendulum instrument that adopts detects the building waterproof layer cryogenic property, but very responsive to temperature variation because of the building waterproof layer cryogenic property, time is slightly long, testing result just can not accurately reflect the cryogenic property of building waterproof layer, and adopt the pendulum instrument to measure, when installing, the pendulum instrument has relatively high expectations, and once to change afterwards pendulum instrument installation site completing hammering, and repeat to adjust the swing arm position, so will expend for a long time, and cause testing result just can not accurately reflect the cryogenic property of building waterproof layer.
In view of this, the utility model provides a kind of water barrier pick-up unit, comprise: tubular shell, be fixed on described tubular shell tail end and have the tail-hood of firing button, be fixed on the protecgulum of described tubular shell front end, and the attack device that is positioned at described tubular shell, wherein the attack device comprises: an end stretches out the elastic stem of protecgulum outer face, be positioned at the tubular shell elastic hammer that clashes into the described elastic stem other end, when pressing firing button, trigger elastic hammer and clash into described elastic stem, thereby complete the detection of building waterproof layer cryogenic property.Adopt the water barrier pick-up unit that the utility model provides to detect the building waterproof layer cryogenic property, convenient and swift when changing attack point, the used time is short, can complete in the short period of time the detection of building waterproof layer cryogenic property, thereby improve the accuracy that detects the building waterproof layer cryogenic property.
In order to make those skilled in the art better understand the technical solution of the utility model, below in conjunction with Figure of description, the utility model embodiment is described in detail.
As shown in Figure 2, the utility model embodiment provides a kind of water barrier pick-up unit, comprising: tubular shell 1 is fixed on tubular shell 1 tail end and has the tail-hood 2 of firing button 21, be fixed on the protecgulum 3 of tubular shell 1 front end, and the attack device 4 that is positioned at tubular shell 1; Wherein, attack device 4 comprises:
The reseting pressuring spring 41 that one end is connected with tail-hood 2;
The guide flange 42 that is connected with reseting pressuring spring 41 other ends, and guide flange 42 can move along tubular shell 1 inwall;
One end is fixed on the guide pole 43 of guide flange 42 on the end face of protecgulum 3;
Be fixed on the elastic stem 46 of guide pole 43 other ends, elastic stem 46 1 ends stretch out protecgulum 3 outer faces, and the cross-sectional area of elastic stem 46 is greater than the cross-sectional area of guide pole 43;
Be sheathed on the elastic hammer 44 that has pocket for the punch head on guide pole 43, and in elastic hammer 44 cross-sectional area of pilot hole less than the cross-sectional area of elastic stem 46, greater than the cross-sectional area of guide pole 43;
Are connected with protecgulum with elastic hammer 44 respectively and are connected, are used for pulling elastic hammer 44 to clash into the elastic tension spring 45 of elastic stem 46;
Be arranged on tubular shell 1, be used for the locking press button 11 that restricted guidance flange 42 moves to protecgulum 3 directions along tubular shell 1 inwall;
And be fixed on guide flange 42, be used for the hooking device 47 of dogging elastic hammer 44, and when elastic tension spring 45 is in energy accumulating state, press firing button 21, hooking device 47 release elastic hammers 44.
When reseting pressuring spring 41 and elastic tension spring 45 all are in free state, hooking device 47 and elastic hammer 44 clampings; If make reseting pressuring spring 41 and elastic tension spring 45 all be in energy accumulating state, at first by pressing elastic stem 46 heads, promoting guide flange 42 moves to tail-hood 2 directions, when guide flange 42 with after tail-hood 2 contacts, press locking press button 11 guide flange 42 can not be moved to protecgulum 3 directions, this moment, reseting pressuring spring 41 and elastic tension spring 45 were in energy accumulating state; If elastic tension spring 45 is discharged, by pressing firing button 21, hooking device 47 and elastic hammer 44 are thrown off, elastic hammer 44 travels forward along guide pole 43 under the effect of elastic tension spring 45 pulling force, clash into elastic stem 46 afterbodys, until elastic tension spring 45 returns to elastic hammer 44 stop motions after free state.Again press elastic stem 46 heads, guide flange 42 is drawn back about 2mm, locking press button 11 automatically springs open, and guide flange 42 moves towards protecgulum 3 under the effect of reseting pressuring spring 41 elastic force, until hooking device 47 and elastic hammer 44 doggings are together.
The step that the water barrier pick-up unit that use the utility model embodiment provides detects the building waterproof layer cryogenic property is as follows:
The water barrier pick-up unit that step 3, hand-held the present embodiment provide on hard objects (wall or ground) surface, is pressed elastic stem and is completed the accumulation of energy process, and locking; With the vertical contact measured water barrier of elastic stem external part surface, press firing button, attack building waterproof layer to be measured.It is worth mentioning that, shooting experiment three times at least in same cooled region that is to say to have three measuring points in same cooled region at least, all needs complete in 20s after ice chest is removed at shooting experiment.
The crack degree of the measuring point surrounding after step 4, the hammering of use optical amplifier sem observation.Need to prove, the enlargement factor of described optical loupes is at least 10 times.
From technique scheme as can be known, the water barrier pick-up unit that adopts the utility model to provide, simple to operate, can replace existing pendulum instrument, save bearing and fixed and adjust the time of swing arm, and facilitate when changing attack point, the used time is short, can complete in the short period of time the detection of building waterproof layer cryogenic property.Therefore, compared with prior art, the water barrier pick-up unit that adopts the utility model to provide can detect the cryogenic property of building waterproof layer rapidly, improves the accuracy that detects the building waterproof layer cryogenic property.
The cryogenic property of building waterproof layer refers under certain impact force action, check shock point (measuring point) crackle whether on every side, therefore, in the water barrier pick-up unit, elastic tension spring 45 is stretched the energy of locking when being in energy accumulating state not simultaneously, and the radius of the spherical crown shape end face of corresponding elastic stem 46 external parts is also different; Preferably, the energy when elastic tension spring 45 is in energy accumulating state is 5 ~ 20J, and the radius R of the spherical crown shape end face of corresponding elastic stem 46 heads is 11-21mm.Particularly, as shown in Figure 3, the energy when elastic tension spring 45 is in energy accumulating state is 5J, and the radius R of the spherical crown shape end face of corresponding elastic stem 46 external parts is 11mm; Energy when elastic tension spring 45 is in energy accumulating state is 9.8J, and the radius R of the spherical crown shape end face of corresponding elastic stem 46 external parts is 15m; Energy when elastic tension spring 45 is in energy accumulating state is 20J, and the radius R of the spherical crown shape end face of corresponding elastic stem 46 external parts is 21mm.Length as for guide pole 43 and elastic stem, and the collapsing length of elastic tension spring 45 is not specifically limited at this, when only needing satisfied energy when elastic tension spring 45 is in energy accumulating state to be 5 ~ 20J, the radius R of the spherical crown shape end face of corresponding elastic stem 46 heads is that 11-21mm gets final product.
Preferably, above-mentioned guide pole 43 and elastic stem 46 are the integral type structure.
Continuation is referring to Fig. 2, and preferably, above-mentioned protecgulum 3 comprises: be fixed on the protecgulum main body of tubular shell 1 front end, be fixed on the protecgulum main body and have the spring base 31 of through hole, elastic stem 46 stretches out described spring base outer face from described through hole.
In the present embodiment, preferably, tubular shell 1 is cylinder shell, but be not limited to this, tubular shell 1 also can be the rectangular drum like housing, can be in the interior movement of tubular shell 1 in order to make guide flange 42, the shape of cross section of corresponding guide flange 42 is identical with the shape of cross section of tubular shell 1 inner chamber, for example, when the shape of cross section of tubular shell 1 inner chamber was rectangle, the shape of cross section of guide flange 42 was also rectangle; When the shape of cross section of tubular shell 1 inner chamber was circle, the shape of cross section of guide flange 42 was also circular.
As shown in Figure 4, guide flange 42 comprises: have the flange body 420 of bar hole 421, be fixed on the strip projection 422 on flange body 420 and end face that guide pole 43 contacts; Wherein, bar hole 421 can pass and limit for the hook in hooking device the scope of its swing, and strip projection 422 is used for moving to protecgulum 3 directions with locking press button 11 engagement limits guide flanges 42.It is worth mentioning that, the shape of cross section of guide flange 42 is identical with the shape of cross section of tubular shell 1 inner chamber,
As shown in Figure 5, hooking device 47 comprises: be fixed on the pedestal 471 on guide flange 42, by bearing pin 473 and the hinged hook 472 of 471 pedestals, a hook end of 472 passes that on guide flange 42, bar hole 421 stretches to elastic hammer 44, is connected with the other end of hook 472 the hook stage clip 474 that is connected with pedestal respectively.When pressing firing button 21, firing button 21 presses down hook 472, and hook 472 and elastic hammer 44 are thrown off, and after unclamping firing button 21, hook 472 resets under the effect of hook stage clip 474 elastic force.
In the above-described embodiments, locking press button 11 and firing button 21 are open in usual, namely when not using state, locking press button 11 and firing button 21 are not carried out above-mentioned correlation function, just carry out in use above-mentioned correlation function, because of locking press button 11 and firing button 21 structures basic identical, the below describes as an example of firing button 21 example.As shown in Figure 6, firing button 21 comprises: the connecting link 211 that passes tail-hood 2, and connecting link 211 has projection with hook 472 ends that contact, be set on connecting link 211 and be fixed on spacing ring 212 on tail-hood 2, be fixed on the button cap 213 of connecting link 211 other ends, and be connected respectively the button stage clip 214 that is connected with spacing ring 212 with button cap.When pressing button cap 213,214 compressions of button stage clip, connecting link 211 projections contact and press down hook 472 with hook 472, and hook 472 and elastic hammer 44 are thrown off; When decontroling button cap 213, button stage clip 214 resets, and drives connecting link 211 and button cap 213 and resets.The action of locking press button 11 in the utility model is implemented is different from firing button 21, when pressure-locking the button cap of button 11, the projection of connecting link is stuck on the strip projection 422 of guide flange 42, after decontroling button cap, the button cap of locking press button 11 does not reset, and when pressing elastic stem 46 guide flange 42 is retreated, the connecting link projection is thrown off with the strip projection 422 of guide flange 42, the button stage clip resets, and drives connecting link and button cap and resets.
Continuation is referring to Fig. 2, and in order further to save the time of detecting the building waterproof layer cryogenic property, above-mentioned water barrier pick-up unit also comprises the level meter 12 that is fixed on tubular shell 1.Water barrier pick-up unit with level meter 12, can reduce further the time of adjusting the vertical building waterproof layer of elastic stem, thereby improve the accuracy that detects the building waterproof layer cryogenic property during in the building waterproof layer of surface level in detection of vertical.
It is worth mentioning that, in the water barrier pick-up unit that the utility model embodiment provides, easily worn part elastic hammer 44, elastic stem 46 and link up with 472 general hard, the wear-resisting metal of material, for example stainless steels of adopting; Other parts can adopt lighter plastics or metal alloy, such as aluminium alloy etc.
In sum, the water barrier pick-up unit that adopts the utility model to provide, can replace existing pendulum instrument, do not need to determine in advance the position that bearing is fixing, when the water barrier temperature reaches detected temperatures, convenient and swift when changing attack point, the used time is short, and each attack point is completed within a short period of time, makes the detected state of each attack point basically identical.Therefore, the water barrier pick-up unit that adopts the utility model to provide can be completed in the short period of time the building waterproof layer cryogenic property and detect, and improves the efficient that detects the building waterproof layer cryogenic property.
In addition, the water barrier pick-up unit that the utility model provides is easy to carry.
Obviously, those skilled in the art can carry out various changes and modification and not break away from spirit and scope of the present utility model the utility model.Like this, if within of the present utility model these are revised and modification belongs to the scope of the utility model claim and equivalent technologies thereof, the utility model also is intended to comprise these changes and modification interior.
Claims (9)
1. a water barrier pick-up unit, is characterized in that, comprising: tubular shell, and be fixed on described tubular shell tail end and have the tail-hood of firing button, be fixed on the protecgulum of described tubular shell front end, and the attack device that is positioned at described tubular shell; Wherein, described attack device comprises:
The reseting pressuring spring that one end is connected with described tail-hood;
The guide flange that is connected with the described reseting pressuring spring other end, and described guide flange can move along described tubular shell inwall;
One end is fixed on the guide pole of described guide flange on the end face of described protecgulum;
Be fixed on the elastic stem of the described guide pole other end, described elastic stem one end stretches out described protecgulum outer face, and the cross-sectional area of described elastic stem is greater than the cross-sectional area of described guide pole;
Be sheathed on the elastic hammer that has pocket for the punch head on described guide pole, and in described elastic hammer the cross-sectional area of pilot hole less than the cross-sectional area of described elastic stem, greater than the cross-sectional area of described guide pole;
Respectively with described elastic hammer be connected protecgulum and be connected, be used for pulling described elastic hammer to clash into the elastic tension spring of described elastic stem;
Be arranged on described tubular shell, be used for limiting the locking press button that described guide flange moves to described protecgulum direction along described tubular shell inwall;
And be fixed on described guide flange, be used for the hooking device of the described elastic hammer of dogging, and when described elastic tension spring is in energy accumulating state, press described firing button, the described elastic hammer of described hooking device release.
2. water barrier pick-up unit as claimed in claim 1, is characterized in that, the end face of described elastic stem external part is spherical crown shape end face.
3. water barrier pick-up unit as claimed in claim 1, is characterized in that, the energy when described elastic tension spring is in energy accumulating state is 5 ~ 20J, and the radius of the spherical crown shape end face of corresponding described elastic stem external part is 11-21mm.
4. described water barrier pick-up unit as arbitrary in claim 1-3, is characterized in that, described guide pole and described elastic stem are the integral type structure.
5. water barrier pick-up unit as claimed in claim 1, is characterized in that, described protecgulum comprises:
Be fixed on the protecgulum main body of described tubular shell front end, be fixed on described protecgulum main body and have the spring base of through hole, described elastic stem stretches out described spring base outer face from described through hole.
6. water barrier pick-up unit as claimed in claim 1, is characterized in that, described guide flange comprises: have the flange body of bar hole, be fixed on the strip projection on described flange body and end face that described guide pole contacts.
7. water barrier pick-up unit as claimed in claim 1, it is characterized in that, described hooking device comprises: be fixed on the pedestal on described guide flange, by bearing pin and the hinged hook of described pedestal, and an end of described hook passes that on described guide flange, bar hole stretches to described elastic hammer, respectively with the other end of described hook be connected the hook stage clip that pedestal is connected.
8. water barrier pick-up unit as claimed in claim 1, it is characterized in that, described firing button comprises: the connecting link that passes described tail-hood, and the end that described connecting link contacts with described hook has projection, be set on described connecting link and be fixed on spacing ring on described tail-hood, be fixed on the button cap of the described connecting link other end, and the button stage clip that is connected with button cap with described spacing ring respectively.
9. as claim 1-3 or the arbitrary described water barrier pick-up unit of 5-8, it is characterized in that, also comprise the level meter that is fixed on described tubular shell outside surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220665615 CN202974782U (en) | 2012-12-05 | 2012-12-05 | Waterproof layer detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220665615 CN202974782U (en) | 2012-12-05 | 2012-12-05 | Waterproof layer detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202974782U true CN202974782U (en) | 2013-06-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220665615 Expired - Lifetime CN202974782U (en) | 2012-12-05 | 2012-12-05 | Waterproof layer detection device |
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| CN (1) | CN202974782U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103018119A (en) * | 2012-12-05 | 2013-04-03 | 中电投工程研究检测评定中心 | Waterproof layer detection device |
-
2012
- 2012-12-05 CN CN 201220665615 patent/CN202974782U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103018119A (en) * | 2012-12-05 | 2013-04-03 | 中电投工程研究检测评定中心 | Waterproof layer detection device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100840 Haidian District, Wanshou Road, No. 27, Patentee after: CHINA POWER INVESTMENT ENGINEERING TESTING AND EVALUATION CENTER Co.,Ltd. Address before: 100840 Haidian District, Wanshou Road, No. 27, Patentee before: C+E Center for Engineering Research Test and Appraisal |
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| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130605 |
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| CX01 | Expiry of patent term |