CN209356382U - A kind of plastering mortar adhesion strength in situ detection device - Google Patents
A kind of plastering mortar adhesion strength in situ detection device Download PDFInfo
- Publication number
- CN209356382U CN209356382U CN201822162596.1U CN201822162596U CN209356382U CN 209356382 U CN209356382 U CN 209356382U CN 201822162596 U CN201822162596 U CN 201822162596U CN 209356382 U CN209356382 U CN 209356382U
- Authority
- CN
- China
- Prior art keywords
- plastering mortar
- shape
- force
- adhesion strength
- counter
- 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.)
- Active
Links
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
A kind of plastering mortar adhesion strength in situ detection device successively lays round rubber pad, circular metal pressing plate including the T shape cylinder sample being located in plastering mortar and base thereon；The T shape cylinder sample, round rubber pad, circular metal pressing plate are enclosed among L shape counter-force set；The L shape counter-force set is connect by attachment device with counterforce device, force application apparatus；The T shape cylinder sample, round rubber pad, circular metal pressing plate, L shape counter-force set, attachment device longitudinal axis.The utility model encloses the T shape cylinder sample being located in plastering mortar and base by L shape counter-force set, pulling force is applied on T shape cylinder sample by attachment device, counterforce device and force application apparatus again, it is destroyed until T shape cylinder sample is detached from plastering mortar and base interface, read maximum pull value, and plastering mortar adhesion strength is calculated according to bond area, practical, detection is accurate.
Description
Technical field
The utility model relates to a kind of plastering mortar adhesion strength adhesion strength in situ detection devices.
Background technique
Plastering mortar is applied to the surface of building, other than it can get even curface, also acts as protection wall, improves
Build the effect of durability.
The quality problems that plastering mortar is easy to appear are crackings, hollowing, fall off, and reason is in addition to low with the water-retaining property of mortar
Have outside the Pass, main cause is also low with the adhesion strength of mortar there are much relations.Only mortar has certain cohesive force, screed
It could be firmly bonded with base, long-time service just will not crack or fall off.Therefore, in situ detection plastering mortar adhesion strength is
One very important work.
Currently, in situ detection plastering mortar adhesion strength mainly uses following 2 kinds of methods: (1) " plastering mortar technology rule
Journey " method as defined in JGJ/T220-2010, including on-site cutting, viscose glue, waiting, fire is roasting moves back plate etc., deficiency existing for this method
Place: the ratio of invalid data is higher, and discreteness is very big, and working efficiency is low；Surface condition requires height, such as surface
Emulsion paint is brushed, can not be detected, because destroying position at this time is located at emulsion paint and plastering mortar interface.(2) fixture is drawn
Method is pulled out, annular holder is made, drills out annular groove on coat of plaster with the drilling machine that diameter is 80mm, groove depth is more than plastering thickness
2~4mm is spent, fixture is put into annular groove, tightening intermediate bolt makes clamp plastering mortar, then implements drawing.It should
Shortcoming existing for method: for thin layer or the lower plastering mortar of intensity, after clamp, plastering mortar will appear jackknifing,
A phenomenon is collapsed, detection can not carry out.
Summary of the invention
The utility model proposes a kind of practical, detections accurately, the reasonable plastering mortar adhesion strength of design is in situ
Detection device, the ratio which is able to solve invalid data existing in the prior art is higher, surface condition requirement is high, thin layer
In place of the deficiencies of plastering mortar detection difficulty is big.
A kind of plastering mortar adhesion strength in situ detection device, the T shape cylinder including being located in plastering mortar and base try
Sample successively lays round rubber pad, circular metal pressing plate thereon；The T shape cylinder sample, round rubber pad, circular metal pressure
Plate is enclosed among L shape counter-force set；The L shape counter-force set is connect by attachment device with counterforce device, force application apparatus；It is described
T shape cylinder sample, round rubber pad, circular metal pressing plate, L shape counter-force set, attachment device longitudinal axis.The utility model passes through
L shape counter-force set encloses the T shape cylinder sample being located in plastering mortar and base, then by attachment device, counterforce device and applies
Power device applies pulling force on T shape cylinder sample, destroys until T shape cylinder sample is detached from plastering mortar and base interface,
Maximum pull value is read, and plastering mortar adhesion strength is calculated according to bond area.
Further, the T shape cylinder sample, upper cylinder and lower cylinder including longitudinal axis.Upper cylindrical
70 ㎜ of body diameter is highly equal to plastering mortar thickness；Lower cylinder diameter 50 ㎜, height 5mm-15mm.Under upper cylinder
Surface is connect with lower cylinder upper surface, and lower cylinder is located in base.
Further, the round rubber pad, diameter 70 ㎜, thickness 2mm-5mm.
Further, the circular metal pressing plate, diameter 70 ㎜, thickness 10mm-20mm.
Further, the L shape counter-force set, top torus and lower part torus including longitudinal axis, top torus
Lower surface is connect with lower part torus upper surface, and top torus outer diameter is equal to lower part torus outer diameter, top torus internal diameter
70mm-71mm, lower part torus internal diameter 50mm-51mm are bisected into four along y direction, and original sample is assembled；Top annulus
Body top surface is uniformly drilled with 8 connecting screw holes, and connecting screw hole is internally screwed with the connection bolt being connected and fixed with attachment device.
Further, the attachment device includes circular metal connecting plate, fastening bolt, metal connecting screw；The circle
Metal connects board diameter and is equal to top torus outer diameter, and the circle of circular metal connecting plate outer edge one is equal with connecting screw hole corresponding position
Even to be drilled with 8 connected circular holes, connection bolt can pass through connected circular hole precession connecting screw hole；The circular metal connecting plate is away from circle
1/2 radius one of the heart encloses and is uniformly drilled with 4 fastening screw holes, and fastening bolt can the reachable circular metal of precession fastening screw hole and tail portion
Pressing plate；The metal connecting screw is installed vertically on circular metal connecting plate center, is connected with counterforce device and force dress thereon
It sets.
Further, the counterforce device includes metal concave main body, and the bottom surface of metal concave main body is set up in plastering mortar
Surface and the part-structure of attachment device and L shape counter-force set are located in it.
Further, the force application apparatus is installed on the upper surface of metal concave main body, is that the L shape counter-force is made to cover and connect
The device pulling structure mobile relative to T shape cylinder sample.Pull structure that can use the various structures such as small jack structure,
As long as meeting can make L shape counter-force set, attachment device mobile relative to T shape cylinder sample.
Further, the force application apparatus is equipped with the display screen for showing T shape cylinder sample value of thrust, the force dress
Set the control element being equipped with for detecting the value of thrust that force application apparatus applies T shape cylinder sample.
The utility model has the beneficial effects that (1) is located in carrying out detection process using being enclosed by L shape counter-force set
T shape cylinder sample in plastering mortar and base, then pulling force is applied in T shape by attachment device, counterforce device and force application apparatus
It on cylinder sample, is destroyed until T shape cylinder sample is detached from plastering mortar and base interface, reads maximum pull value, and root
Plastering mortar adhesion strength is calculated according to bond area, practical, detection is accurate；(2) due to detection be not related to surface have it is brushless
It applies emulsion paint and plastering mortar thickness, valid data greatly improves, efficiently solve invalid data existing in the prior art
The deficiencies of ratio is higher, surface condition requires height, and thin layer plastering mortar detection difficulty is big place, improves working efficiency.
Detailed description of the invention
Fig. 1 is the use side elevational cross-section schematic diagram of the utility model.
Fig. 2 is the structure schematic elevation view of the utility model.
Fig. 3 is the L shape counter-force nested structure schematic elevation view of the utility model.
Specific embodiment
Combined with specific embodiments below the utility model to be further described, but the utility model is not limited to
In these specific embodiments.One skilled in the art would recognize that the utility model covers in Claims scope
All alternatives, improvement project and the equivalent scheme that may include.
Referring to Fig.1-3, a kind of plastering mortar adhesion strength in situ detection device, including it is located at plastering mortar 3 and base 19
In T shape cylinder sample 13, thereon successively lay round rubber pad 17, circular metal pressing plate 16；The T shape cylinder sample 13,
Round rubber pad 17, circular metal pressing plate 16 are enclosed among L shape counter-force set 9；The L shape counter-force set 9 passes through attachment device 2
It is connect with counterforce device 1, force application apparatus 4；The T shape cylinder sample 13, round rubber pad 17, circular metal pressing plate 16, L shape are anti-
Power covers 9,2 longitudinal axis of attachment device.The utility model is enclosed by L shape counter-force set 9 to be located in plastering mortar 3 and base 19
T shape cylinder sample 13, then pulling force is applied in T shape cylinder sample 13 by attachment device 2, counterforce device 1 and force application apparatus 4
On, it is destroyed until T shape cylinder sample 13 is detached from plastering mortar 3 and 19 interface of base, reads maximum pull value, and according to viscous
Junction area calculates plastering mortar adhesion strength.
T shape cylinder sample 13 described in the present embodiment, upper cylinder and lower cylinder including longitudinal axis.Top circle
70 ㎜ of column diameter is highly equal to 25 ㎜ of plastering mortar thickness；50 ㎜ of lower cylinder diameter, 15 ㎜ of height.Upper cylinder
Lower surface is connect with lower cylinder upper surface, and lower cylinder is located in base 19.
Round rubber pad 17 described in the present embodiment, 70 ㎜ of diameter, 3 ㎜ of thickness.
Circular metal pressing plate 16 described in the present embodiment, 70 ㎜ of diameter, 14 ㎜ of thickness.
The L shape counter-force set 9, top torus and lower part torus including longitudinal axis described in the present embodiment.Top
Torus lower surface is connect with lower part torus upper surface；Top torus outer diameter is equal to 99 ㎜ of lower part torus outer diameter；Top
70.5 ㎜ of torus internal diameter, 60 ㎜ of height；50.5 ㎜ of lower part torus internal diameter, 14 ㎜ of height；Four are bisected into along y direction,
It is assembled as former state.Top torus top surface is uniformly drilled with 8 connecting screw holes 7,8 ㎜ of aperture；Connecting screw hole 7 is internally screwed with and connects
The M8 connection bolt 5 that device 2 is connected and fixed.
Attachment device 2 described in the present embodiment includes circular metal connecting plate 18, fastening bolt 11, metal connecting screw 12；
18 diameter of circular metal connecting plate is equal to 99 ㎜ of top torus outer diameter, 14 ㎜ of thickness, 18 outside of circular metal connecting plate
The circle of edge one is uniformly drilled with 8 connected circular holes 6,8.5 ㎜ of aperture with 7 corresponding position of connecting screw hole, and connection bolt 5 can pass through connection
6 precession connecting screw hole 7 of circular hole；The circular metal connecting plate 18 encloses away from 12.5 ㎜ mono- of the center of circle and is uniformly drilled with 4 fastening screw holes 14,
12 ㎜ of aperture, M12 fastening bolt 11 can the reachable circular metal pressing plates 16 of precession fastening screw hole 14 and tail portion；The M14 metal
Connecting screw 12 is installed vertically on 18 center of circular metal connecting plate, is connected with counterforce device 1 and force application apparatus 4 thereon.
Counterforce device 1 described in the present embodiment includes metal concave main body, and the bottom surface of metal concave main body is set up in plastering sand
The part-structure of attachment device 2 and L shape counter-force set 9 are simultaneously located in it by the surface of slurry 3.
Force application apparatus 4 described in the present embodiment is installed on the upper surface of metal concave main body, be make L shape counter-force set 9 with
The pulling structure mobile relative to T shape cylinder sample 13 of attachment device 2.Structure is pulled to use small jack structure.
Force application apparatus 4 described in the present embodiment is equipped with the display screen 15 for showing 13 value of thrust of T shape cylinder sample, described
Force application apparatus 4 is equipped with the control element 8 for detecting the value of thrust that force application apparatus 4 applies T shape cylinder sample 13.
The present embodiment detecting step is as follows: (1) clear up: 3 removing surface of plastering mortar is clean；(2) sample preparation: first internal diameter
70 ㎜ thin diamond wall hollow boring bits are mounted on the drilling machine that position has been fixed, and drill out depth in plastering mortar 3 and base 19
Degree is the annular groove of 40 ㎜, forms cylinder；120 ㎜ thin diamond wall hollow boring bit of internal diameter is changed again, and drilling out depth is 40 ㎜
Annular groove；Remove the plastering mortar 3 between 2 annular grooves and base 19, and smooth slot bottom；Using with positioning device
The mating cylindrical sintered diamond bistrique of extension bar hand-held concrete notch grinder, 15 ㎜ of bistrique thickness, bistrique edge to extension bar
10 ㎜ of edge, bistrique top surface and 3 surface distance of plastering mortar are equal to 3 thickness of plastering mortar, 25 ㎜, and extension bar is close to cylindrical side
Revolution grinding, forms slot grinding 10, makes at T-shaped cylinder sample 13；(3) it is connected and fixed: successively being put on 13 surface of T shape cylinder sample
After setting round rubber pad 17 and circular metal pressing plate 16,4 L shape counter-forces are covered 9 lower part torus and put in slot grinding 10, are spelled as former state
Dress, encloses T shape cylinder sample 13；8 M8 connection bolts 5 are passed through connected circular hole 6, precession L shape counter-force covers the company of 9 top surfaces
It connects in screw hole 7, tightens；(4) it is fixed: 4 11 precessions of M12 fastening bolt being fastened screw hole 14, tail portion reaches circular metal
Pressing plate 16, is slightly tightened, and pushes down circular metal pressing plate 16；(5) it measures: utilizing counterforce device 1, force application apparatus 4, attachment device 2 and L
Shape counter-force set 9 applies pulling force on T shape cylinder sample 13, until T shape cylinder sample 13 is in plastering mortar 3 and 19 interface of base
It is detached from and destroys, read maximum pull value, and plastering mortar adhesion strength is calculated according to bond area.
Claims (9)
1. a kind of plastering mortar adhesion strength in situ detection device, it is characterised in that: including the T being located in plastering mortar and base
Shape cylinder sample successively lays round rubber pad, circular metal pressing plate thereon；The T shape cylinder sample, round rubber pad, circle
Shape metal platen is enclosed among L shape counter-force set；The L shape counter-force set passes through attachment device and counterforce device, force application apparatus
Connection；The T shape cylinder sample, round rubber pad, circular metal pressing plate, L shape counter-force set, attachment device longitudinal axis.
2. a kind of plastering mortar adhesion strength in situ detection device according to claim 1, it is characterised in that: the T shape
Cylinder sample, upper cylinder and lower cylinder including longitudinal axis；
70 ㎜ of upper cylinder diameter is highly equal to plastering mortar thickness；50 ㎜ of lower cylinder diameter, 5 ㎜ -15 ㎜ of height；
Upper cylinder lower surface is connect with lower cylinder upper surface, and lower cylinder is located in base.
3. a kind of plastering mortar adhesion strength in situ detection device according to claim 1, it is characterised in that: the circle
Rubber pad, 70 ㎜ of diameter, 2 ㎜ -5 ㎜ of thickness.
4. a kind of plastering mortar adhesion strength in situ detection device according to claim 1, it is characterised in that: the circle
Metal platen, 70 ㎜ of diameter, 10 ㎜ -20 ㎜ of thickness.
5. a kind of plastering mortar adhesion strength in situ detection device according to claim 1, it is characterised in that: the L shape
Table on counter-force set, top torus and lower part torus including longitudinal axis, top torus lower surface and lower part torus
Face connection, top torus outer diameter are equal to lower part torus outer diameter, 70 ㎜ -71 ㎜ of top torus internal diameter, in the torus of lower part
50 ㎜ -51 ㎜ of diameter is bisected into four along y direction, and original sample is assembled；Top torus top surface is uniformly drilled with 8 connection spiral shells
Hole, connecting screw hole are internally screwed with the connection bolt being connected and fixed with attachment device.
6. according to claim 1 or a kind of plastering mortar adhesion strength in situ detection device, feature described in claim 5 exist
In: the attachment device includes circular metal connecting plate, fastening bolt, metal connecting screw；The circular metal connecting plate is straight
Diameter is equal to top torus outer diameter, and the circle of circular metal connecting plate outer edge one is uniformly drilled with 8 companies with connecting screw hole corresponding position
Circular hole is connect, connection bolt can pass through connected circular hole precession connecting screw hole；The circular metal connecting plate is away from 1/2 radius one of the center of circle
Circle is uniformly drilled with 4 fastening screw holes, and fastening bolt can the reachable circular metal pressing plate of precession fastening screw hole and tail portion；The metal
Connecting screw is installed vertically on circular metal connecting plate center, is connected with counterforce device and force application apparatus thereon.
7. a kind of plastering mortar adhesion strength in situ detection device according to claim 6, it is characterised in that: the counter-force
Device includes metal concave main body, and the bottom surface of metal concave main body is set up in the surface of plastering mortar and the part by attachment device
Structure and L shape counter-force set are located in it.
8. a kind of plastering mortar adhesion strength in situ detection device according to claim 1, it is characterised in that: the force
Device is installed on the upper surface of metal concave main body, is to move the L shape counter-force set and attachment device relative to T shape cylinder sample
Dynamic pulling structure.
9. a kind of plastering mortar adhesion strength in situ detection device according to claim 8, it is characterised in that: the force
Device is equipped with the display screen for showing T shape cylinder sample value of thrust, and the force application apparatus is equipped with for detecting force dress
Set the control element of the value of thrust applied to T shape cylinder sample.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822162596.1U CN209356382U (en) | 2018-12-23 | 2018-12-23 | A kind of plastering mortar adhesion strength in situ detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822162596.1U CN209356382U (en) | 2018-12-23 | 2018-12-23 | A kind of plastering mortar adhesion strength in situ detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209356382U true CN209356382U (en) | 2019-09-06 |
Family
ID=67799412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822162596.1U Active CN209356382U (en) | 2018-12-23 | 2018-12-23 | A kind of plastering mortar adhesion strength in situ detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209356382U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111351747A (en) * | 2018-12-23 | 2020-06-30 | 程彦 | Plastering mortar bonding strength in-situ detection device |
-
2018
- 2018-12-23 CN CN201822162596.1U patent/CN209356382U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111351747A (en) * | 2018-12-23 | 2020-06-30 | 程彦 | Plastering mortar bonding strength in-situ detection device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209356382U (en) | A kind of plastering mortar adhesion strength in situ detection device | |
| CN112554489A (en) | Freely-leveled wallboard mounting structure and mounting method thereof | |
| CN207923589U (en) | A kind of existed concrete bridge axial tensile strength drawing folder method detector | |
| CN2916116Y (en) | Separated double-plug casing cement head | |
| CN212837638U (en) | Small-diameter soluble bridge plug slip structure | |
| CN204255545U (en) | A kind of hydraulic swivel head output torque measurement device | |
| CN105257003A (en) | Tool for rapidly fixing grout sleeve and using method of tool | |
| CN211576763U (en) | Anchor device of anchor rod drawing instrument | |
| CN205310539U (en) | Building materials are drilling equipment for board | |
| CN201883998U (en) | Special tool for mounting rubber stopper in cement casing head for well cementation of oil field | |
| CN206200189U (en) | A kind of hydraulic pressure support hole drills | |
| CN215906844U (en) | Be used for piping lane side wall template positioner | |
| CN213775351U (en) | Test device for testing no lifting of drilling pressure water in ground drilling construction | |
| CN221464918U (en) | House concrete structure sampling device | |
| CN111351747A (en) | Plastering mortar bonding strength in-situ detection device | |
| CN220847010U (en) | Concrete pavement repair grouting device | |
| CN220555958U (en) | Assembled perforation fracturing wellbore | |
| CN209148447U (en) | A kind of solid concrete compression strength annulus draw cut method detection device | |
| CN221422535U (en) | Ceramic tile dry hanging structure capable of preventing ceramic tile from falling off | |
| CN212774158U (en) | Cement road surface drilling equipment | |
| CN209538623U (en) | A kind of building materials laying auxiliary tool | |
| CN220815702U (en) | Anchor rod construction device | |
| CN213412515U (en) | Concrete core drilling machine | |
| CN211949604U (en) | Novel structural connection fastening device for civil engineering | |
| CN217277590U (en) | Gather cement hardness testing arrangement for cement setting time |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |