CN2589966Y - Multifunction portable architectural materials tester - Google Patents
Multifunction portable architectural materials tester Download PDFInfo
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- CN2589966Y CN2589966Y CN 02293821 CN02293821U CN2589966Y CN 2589966 Y CN2589966 Y CN 2589966Y CN 02293821 CN02293821 CN 02293821 CN 02293821 U CN02293821 U CN 02293821U CN 2589966 Y CN2589966 Y CN 2589966Y
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Abstract
The utility model relates to a multifunctional portable architectural material tester, which belongs to the field of detection technology. The problem to be solved is that the provided tester has the advantages of complete function, simple structure, small volume and portability. The multifunctional portable architectural material tester comprises a test bed and a device for supplying compressed air, wherein, a pulling press rod and a telescopic cylinder of the test bed are positioned on both sides or the same side of a column, one end of the pulling press rod and one end of the telescopic cylinder are hinged with a lever, and the other end of the pulling press rod and the other end of the telescopic cylinder are connected with a base and a test mould; a gas storage tank of the device for supplying compressed air is communicated with the telescopic cylinder. The test bench of the utility model, which has various assembly forms, can be built into various test benches which have stretching resistance, compression resistance, elongation rate, breaking strength and cohesive strength. The multifunctional portable architectural material tester has the characteristics of complete function, one machine with multiple functions, easy assembly and disassembly, portability, simple structure, easy manufacture, low price, etc. The multifunctional portable architectural material tester is suitable for being used as various rigid and flexible architectural materials, is especially suitable for being used as a test and detecting facility for architectural adhesives, architectural interfacial agent, architectural sealant, heat insulating plastic pipes, plastic doors and windows, etc. and is easy to be popularized and applied in the architectural material production industry, the architectural material checking and monitoring institution, etc.
Description
Technical field
The utility model relates to the physical and mechanical properties proving installation of building materials, especially building material, belongs to the detection technique field.
Background technology
The physical and mechanical properties of building materials is directly connected to the structural strength and the quality of buildings, and the construction method that also makes engineering simultaneously is also by about it and restriction.Existing experiment of building material device, as detecting the device of tension, resistance to compression, stretching, dried shrinkage value etc., function singleness, big, the mobile inconvenience of structural volume can only be carried out demarcation state (temperature=23 in testing laboratory.C±2。C, RH=50 ± 15%) test under the condition detects, data that detection draws and building materials differ greatly at the actual physical mechanical characteristic that makes land used, especially shown in the specific environment working-yard, as flexible waterproof material, its elasticity under low temperature environment greatly descends, even follow the string and become hard brittle material, normal temperature condition is tested the extension fracture value that draws does not down just have reference value to the use under the low temperature environment at all, can't formulate rational construction method according to it.Existing national standard is owing to lack the low-temperature test data, have no alternative but to introduce the extension property that " low temperature flexibility " this fuzzy concept is passed judgment on flexible waterproof material roughly, eventually the definite relation between extension fracture value and the low temperature and can't carry out the measurement and the judge of science for want of.Along with science and technology development, building material continues to bring out out, the existing circumscribed test checkout facility of very big use that has can not satisfy building industry, the particularly user demand of building material development, and must develop again provides the test that can overcome above-mentioned defective checkout facility.In addition, the pick-up unit function is too single also brings inconvenience to detection, complete such as wanting test item, just must purchase various pick-up units, and can strengthen investment like this, and this obviously is that people are unwilling to see.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of multiple functional, and is simple in structure, volume is little, moves easy to usely, detects quick and accurate portable multifunctional building materials tester.
The alleged problem of the utility model realizes with following technical solution:
A kind of portable multifunctional building materials tester comprises testing table and pressurized air feedway in the formation of its technical scheme, wherein:
Testing table is made of lever 1, base 2, column 3, strut and tie 4, telescopic cylinder 5 and testing mould, the upper end of described column is hinged with lever, the lower end is connected with base, strut and tie and telescopic cylinder lay respectively at the both sides or the homonymy of column, the end of the two is hinged with lever, the other end is connected with base or testing mould, and the hinge hole on the lever is corresponding one by one with connecting hole on the base;
Described pressurized air feedway is made up of gas-holder 6 and distribution valve 7, and distribution valve is installed on the gas-holder, is connected with gas-holder and telescopic cylinder, and gas-holder is provided with tensimeter 8.
Above-mentioned portable multifunctional building materials tester, described strut and tie 4 and telescopic cylinder 5 lay respectively at the both sides of column 3, described testing mould is upper and lower drawing-die C-1, the C-2 of double connection, the strut and tie upper end is hinged with lever, the lower end is connected with last drawing-die, the piston rod of telescopic cylinder is hinged with lever, cylinder body is connected with base, and following drawing-die is fixed on the base.
Above-mentioned portable multifunctional building materials tester, described strut and tie 4 and telescopic cylinder 5 are positioned at the homonymy of column 3, described testing mould is made up of brace table C-3 and pressure head C-4, the strut and tie upper end is hinged with lever, the lower end is connected with pressure head C-4, the piston rod and the lever of telescopic cylinder are hinged, and cylinder body is connected with base, and brace table is fixed on the base.
Above-mentioned portable multifunctional building materials tester, described strut and tie 4 and telescopic cylinder 5 are positioned at the homonymy of column 3, described testing mould is made up of support bar C-5, push rod C-6, the cylinder body of telescopic cylinder is hinged with lever, piston rod is connected with push rod, the strut and tie upper end is hinged with lever, the lower end is connected with base, and two support bars are fixed on the base.
Above-mentioned portable multifunctional building materials tester, described strut and tie 4 and telescopic cylinder 5 are positioned at the homonymy of column 3, described testing mould is made up of upper and lower clamping plate C-7, C-8, the cylinder body of telescopic cylinder is positioned at the top of lever 1, piston rod and lever are hinged, cylinder body is connected with train wheel bridge by rectangle frame 9, and the strut and tie upper end is hinged with lever, the lower end is connected with base, and lower plate is fixed on the base.
Above-mentioned portable multifunctional building materials tester, described rectangle frame 9 are by upper and lower U-shaped plate 9-1, and left and right side plate 9-2 forms, and described upper and lower clamping plate are angle block of right angle.
Above-mentioned portable multifunctional building materials tester, the length of described lever and base and the height of column are all selected in 400～500 millimeters scopes.
The utility model is power, the testing table that adopts lever construction with pressurized air, the annexation of the position by conversion telescopic cylinder, strut and tie and the two and testing mould, can be built into multiple testing tables such as tension, resistance to compression, extension, fracture, cohesive strength, have that array configuration is various, multiple functional, a tractor serves several purposes, little, the easy installation and removal of physical dimension, distinguishing feature such as be easy to carry; During detection, portability to the working-yard under actual temperature, damp condition physical mechanical characteristic, the quality to building materials, and the bond shear strength of metope tack coat, concrete layer etc. carries out the field test check, testing result is true and reliable, and can be the definite of construction method technology or improving provides first hand data and foundation; Also can be placed in refrigerator-freezer and insulation, the wet tank etc., test detects the performance quality of building materials under temperature of simulating or damp condition; In addition, it is simple in structure in addition, be easy to process, superiority with low cost; Suitable test checkout facility as building materials such as various rigidity and flexible building materials and architecture adhesion agent, architectural interface agent, construction sealant, insulating plastic pipe tubing, plastic door-windows is easy to apply in the industry mechanisms such as production, detection and monitoring at building materials.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2, the 3rd, the testing table example of tested for tensile strength;
Fig. 4, the 5th, the testing table example of test compressive strength;
Fig. 6 is the testing table example of test building materials hardness;
Fig. 7 is the testing table example of test bending strength;
Fig. 8 is the testing table example of test flexible material extensibility and fracture strength:
Fig. 9 is the left view of Fig. 8;
Figure 10 is for testing the use-case of mortar bonding intensity at the construction field (site);
Figure 11 is for testing the use-case of metope layer shear resistance at the construction field (site).
Embodiment
Consult Fig. 1, the left side is that testing table, the right are for being the pressurized air feedway among the figure.Column 3 in the testing table is fixed on the base 2, lever 1 swivel bearing is on column, strut and tie 4, telescopic cylinder 5 are respectively resistance and the power that acts on the lever, distance between strut and tie 4 and column is a resistance arm length, distance between telescopic cylinder 5 and the column is a power arm length, strut and tie and telescopic cylinder can lay respectively at the both sides or the homonymy of column, and the position of conversion strut and tie and telescopic cylinder also makes it be connected with different testing mould, can be built into multiple testing table.The length of lever and base and the height of column can be controlled in 400～500 millimeters scopes, and physical dimension is very little, are easy to carry very much, and can place refrigerator-freezer, humidity cabinet etc., test the physical mechanical characteristic of building materials in the environmental baseline of multiple simulation.Hinge hole spacing on the lever equates with connecting hole spacing on the base, and upper and lower corresponding one by one.Distribution valve 7 is a two-position four-way manual allocation valve in the pressurized air feedway, be installed on the tank body of gas-holder 6, its air intake opening is connected with gas-holder 6 by pipeline and stop valve 34, the pressure air delivery outlet of upper and lower is connected with the upper and lower chamber of piston in the telescopic cylinder by pipeline respectively, the right is the drain charge mouth, handle on the rotary distributor, the upper and lower chamber of piston is connected with pressure air delivery outlet or drain charge mouth, the piston rod of telescopic cylinder is stretched out according to instruction or withdraws.The tensimeter 8 of gas-holder 6 tops is used to show test pressure.The outlet at bottom of gas-holder 6 is provided with stop valve 37, is used for jar and blowdown clearly.
Consult Fig. 2,3, be illustrated as the testing table example of tested for tensile strength.In the diagram, strut and tie 4 and telescopic cylinder 5 lay respectively at the both sides of column 3, testing mould is upper and lower drawing-die C-1, the C-2 that 8 fonts half-and-half connect, test block is filled in the upper and lower drawing-die, strut and tie 4 links to each other with last drawing-die, and the cylinder body of telescopic cylinder 5 links to each other with base 2, when piston rod bounces back under gas pressure, strut and tie moves upward, and makes the test block in the upper and lower drawing-die bear the tension test.Test block in upper and lower drawing-die is divided into two up and down, and when becoming one by 12 bondings of the tack coat shown in the dot-and-dash line among Fig. 2, just can carry out the test of cohesive strength; In addition, when needs use cross piece mull technique test cohesive strength, the upper and lower drawing-die of 8 fonts can be replaced to the upper and lower drawing-die of right-angled intersection, the upper and lower test block that rectangle plane is tabular is bonded to one with cross-shaped, make then in the upper and lower drawing-die of the corresponding insertion of upper and lower rectangle plane plate right-angled intersection, just can finish the cohesive strength test of right-angled intersection mull technique.The cross mull technique is applicable to the building materials of the medium cohesive strength of test.In the example shown in Figure 2, power arm length is used for tested for tensile strength, the higher building materials such as sand-cement slurry of cohesive strength greater than resistance arm length; In the example shown in Figure 3, power arm length is used for tested for tensile strength, the relatively low building materials such as sand-cement slurry of cohesive strength less than resistance arm length.Strut and tie can be made up of the body of rod and articulated joint, can establish the articulated joint that split connects on the piston rod, and between articulated joint and the body of rod or the piston rod, be threaded between strut and tie and the last drawing-die, 10 is locknut among the figure.
Consult Fig. 4,5,6, Fig. 4,5 testing table examples for test compressive strength, Fig. 6 is the testing table example of test building materials hardness.Among Fig. 4,5, strut and tie 4 and telescopic cylinder 5 are positioned at the homonymy of column 3, and strut and tie 4 links to each other with pressure head C-4 in the testing mould, and the piston rod of telescopic cylinder 5 links to each other with base 2 with lever 1 respectively with cylinder body, and the brace table C-3 in the testing mould is fixed on the base; Fig. 4 medium power arm lengths is used to test the higher building materials of compressive strength greater than resistance arm length, and Fig. 5 medium power arm lengths is used to test the relatively low building materials of compressive strength less than resistance arm length, and the front end of pressure head C-4 is a circular arc among Fig. 4,5.Among Fig. 6, strut and tie 4 and telescopic cylinder 5 still are positioned at the homonymy of column 3, the cylinder body of telescopic cylinder and lever 1 are hinged, piston rod links to each other with pressure head C-4, and the pressure head front end is taper, between pressure head and the test block steel ball is arranged, the pressure head upper end has leveling board, upper cover of piston rod has standard pouring weight C-10, and the contact of dial gauge presses on leveling board, can converse the skin hardness of test block according to the small amount of measuring of being pressed into.The support column of brace table C-3 is formed by the more piece butt joint among Fig. 4,5,6, so that regulate the height of brace table, pressure head C-4 is threaded with strut and tie 4.
Still consult Fig. 4,5, two upper and lower dislocation of test block are bonded together, make that a test block is fixed on the base, the corresponding pressure head C-4 of another test block, this moment, pressure head C-4 acted on that acting force is a shearing force in another test block, can measure the shear resistance of tack coat between two test blocks.
Consult Fig. 7, Fig. 7 is the testing table example of test bending strength.Among the figure, strut and tie 4, telescopic cylinder 5 are positioned at the homonymy of column 3, the upper end of strut and tie is hinged with lever, the lower end is connected with base, piston rod links to each other with push rod C-6 in the testing mould, cylinder body and lever are hinged, two support bar C-5 are that the center is symmetrical arranged and is fixed on the base with the push rod, and support bar can be formed by the more piece butt joint, with the convenient height of regulating, the corresponding test block lower surface of the contact of dial gauge is directly read the bending deformation quantity of test block under the push rod effect.
Still consult Fig. 7, push rod C-6 is contacted with test block, make the piston rod retraction then, cavity pressure under the unexpected release plunger bar when the piston rod epicoele reaches certain pressure, piston rod is descended fast, push rod impacts test block when descending fast with piston, can finish the shock resistance test of test block material this moment.
Consult Fig. 8,9, Fig. 8,9 testing table examples for test flexible material extensibility and fracture strength.Among the figure, strut and tie 4 and telescopic cylinder 5 are positioned at the homonymy of column 3, the cylinder body of telescopic cylinder is positioned at the top of lever 1, the U-shaped plate 9-1 of rectangle frame 9 tops links to each other with cylinder body, piston rod and lever 1 are hinged, the U-shaped plate 9-1 of rectangle frame below links to each other with train wheel bridge C-7, lower plate C-8 is fixed on the base 2, the two ends of flexible test material are fixed on, on the clamping plate, upwards operation of cylinder body when piston rod stretches out, the flexible test material extends under the tensile force effect or ruptures, and the dial gauge contact contacts with test slab on the train wheel bridge, the extension numerical value when measuring extensibility and fracture.
Consult Figure 10, be illustrated as the instantiation of testing mortar bonding intensity at the construction field (site).As shown in the figure, base 2 vertically is fixed on the support shown in the double dot dash line, one end of strut and tie 4 and lever are 1 hinged, the other end links to each other with buckle mould C-11, the cylinder body of telescopic cylinder 5 is fixed on the base 2, piston rod is then hinged with lever 1, piston rod when retraction strut and tie 4 is beat to the right, makes the concrete test block 11 in the buckle mould be subjected to breaking away from the tension of tack coat 12 on the metope, thereby measures the actual cohesive strength of mortar tack coat in the site operation.
Consult Figure 11, be illustrated as test working-yard metope layer shear resistance example.As shown in the figure, base 2 is horizontally fixed on the support shown in the double dot dash line, telescopic cylinder 5 is positioned at the column right side, piston rod and lever are 1 hinged, cylinder body is fixedlyed connected with base 2, the external part of lever 1 directly contacts with metope layer 13, the upwards operation of piston rod when retraction lever external part acts on a shearing force that makes progress on the metope layer, and the atmospheric pressure that is sheared when disconnected according to metope can calculate the shear stress that the metope layer can bear.
Claims (7)
1. a portable multifunctional building materials tester is characterized in that, is provided with testing table and pressurized air feedway in the formation, wherein:
Testing table is made of lever 1, column 3, base 2, strut and tie 4, telescopic cylinder 5 and testing mould, the upper end of described column is hinged with lever, the lower end is connected with base, strut and tie and telescopic cylinder lay respectively at column both sides or homonymy, the end of the two is hinged with lever, the other end is connected with base or testing mould, and the hinge hole on the lever is corresponding one by one with connecting hole on the base;
The pressurized air feedway is made up of gas-holder 6 and distribution valve 7, and distribution valve is installed on the gas-holder, is connected with gas-holder and telescopic cylinder, and gas-holder is provided with tensimeter 8.
2. portable multifunctional building materials tester according to claim 1, it is characterized in that, described strut and tie 4 and telescopic cylinder 5 lay respectively at the both sides of column 3, described testing mould is upper and lower drawing-die C-1, the C-2 of double connection, the strut and tie upper end is hinged with lever, the lower end is connected with last drawing-die, the piston rod of telescopic cylinder is hinged with lever, cylinder body is connected with base, and following drawing-die is fixed on the base.
3. portable multifunctional building materials tester according to claim 1, it is characterized in that, described strut and tie 4 and telescopic cylinder 5 are positioned at the column homonymy, described testing mould is made up of brace table C-3 and pressure head C-4, the strut and tie upper end is hinged with lever, and the lower end is connected with pressure head C-4, and the piston rod and the lever of telescopic cylinder are hinged, cylinder body is connected with base, and brace table is fixed on the base.
4. portable multifunctional building materials tester according to claim 1, it is characterized in that, described strut and tie 4 and telescopic cylinder 5 are positioned at the column homonymy, described testing mould is made up of support bar C-5, push rod C-6, the cylinder body of telescopic cylinder is hinged with lever, piston rod is connected with push rod, the strut and tie upper end is hinged with lever, the lower end is connected with base, and two support bars are fixed on the base.
5. portable multifunctional building materials tester according to claim 1, it is characterized in that, described strut and tie 4 and telescopic cylinder 5 are positioned at the column homonymy, described testing mould is made up of upper and lower clamping plate C-7, C-8, the cylinder body of telescopic cylinder is positioned at the top of lever 1, and piston rod and lever are hinged, and cylinder body is connected with train wheel bridge by rectangle frame 9, the strut and tie upper end is hinged with lever, the lower end is connected with base, and lower plate is fixed on the base.
6. portable multifunctional building materials tester according to claim 5 is characterized in that, described rectangle frame 9 is by upper and lower U-shaped plate 9-1, and left and right side plate 9-2 forms, and described upper and lower clamping plate are angle block of right angle.
7. according to claim 1,2,3,4,5 or 6 described portable multifunctional building materials testers, it is characterized in that the length of described lever and base and the height of column are all in 400～500 millimeters scopes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02293821 CN2589966Y (en) | 2002-12-28 | 2002-12-28 | Multifunction portable architectural materials tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02293821 CN2589966Y (en) | 2002-12-28 | 2002-12-28 | Multifunction portable architectural materials tester |
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| Publication Number | Publication Date |
|---|---|
| CN2589966Y true CN2589966Y (en) | 2003-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02293821 Expired - Fee Related CN2589966Y (en) | 2002-12-28 | 2002-12-28 | Multifunction portable architectural materials tester |
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| CN (1) | CN2589966Y (en) |
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| CN102564947A (en) * | 2012-02-29 | 2012-07-11 | 上海高新铝质工程股份有限公司 | Method for determining bonding firmness of structure adhesive of hidden-frame glass opening window of existing curtain wall and portable detection tool |
| CN103335904A (en) * | 2013-05-31 | 2013-10-02 | 郑州海意科技有限公司 | Measurement device for hardness of filter stick or cigarette |
| CN104677745A (en) * | 2015-03-27 | 2015-06-03 | 重庆交通大学 | Concrete lever type tension-compression creep device provided with static pulley |
| CN104697849A (en) * | 2015-03-19 | 2015-06-10 | 榆林学院 | Test instrument and test method for multi-angle determination of tensile characteristic of soil |
| CN104964924A (en) * | 2015-07-14 | 2015-10-07 | 小米科技有限责任公司 | Jig for drawing force detection and drawing force detection system |
| CN105466744A (en) * | 2015-12-30 | 2016-04-06 | 银邦金属复合材料股份有限公司 | Sample bonding die and method |
| CN106383051A (en) * | 2016-11-16 | 2017-02-08 | 中车太原机车车辆有限公司 | Tension testing device |
| CN106404401A (en) * | 2016-08-31 | 2017-02-15 | 北京精密机电控制设备研究所 | Zero-position locking test device and test method for servo mechanism |
| CN107290214A (en) * | 2017-06-20 | 2017-10-24 | 武威市津威环境科技有限责任公司 | A kind of lever shear tension testing machine |
| CN107631982A (en) * | 2017-10-16 | 2018-01-26 | 宜兴市国强炉业有限公司 | High-strength abrasion-proof castable binding agent tension detection means |
| CN108037032A (en) * | 2017-12-08 | 2018-05-15 | 武汉华星光电半导体显示技术有限公司 | Tester |
| CN108375503A (en) * | 2018-03-02 | 2018-08-07 | 商丘工学院 | A kind of mechanical strength testing device |
| CN108801908A (en) * | 2018-06-15 | 2018-11-13 | 江苏中路工程技术研究院有限公司 | Road surface interlayer cementing intensity on-site testing device and test method |
| US20190178766A1 (en) * | 2017-12-08 | 2019-06-13 | Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | Tester |
| CN113092295A (en) * | 2019-12-23 | 2021-07-09 | 中国石油天然气股份有限公司 | Rock hardness detection device |
| CN114323964A (en) * | 2022-01-18 | 2022-04-12 | 东北石油大学 | Pressure-tension conversion type self-balancing rock composite fracture toughness and fracture energy testing device |
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2002
- 2002-12-28 CN CN 02293821 patent/CN2589966Y/en not_active Expired - Fee Related
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| CN102564947B (en) * | 2012-02-29 | 2014-07-09 | 上海高新铝质工程股份有限公司 | Method for determining bonding firmness of structure adhesive of hidden-frame glass opening window of existing curtain wall and portable detection tool |
| CN102564947A (en) * | 2012-02-29 | 2012-07-11 | 上海高新铝质工程股份有限公司 | Method for determining bonding firmness of structure adhesive of hidden-frame glass opening window of existing curtain wall and portable detection tool |
| CN103335904A (en) * | 2013-05-31 | 2013-10-02 | 郑州海意科技有限公司 | Measurement device for hardness of filter stick or cigarette |
| CN103335904B (en) * | 2013-05-31 | 2015-09-02 | 郑州海意科技有限公司 | A kind of filter rod/cigarette hardness measuring device |
| CN104697849B (en) * | 2015-03-19 | 2018-03-27 | 榆林学院 | A kind of test apparatus and test method of multi-angle measure soil body tensile characteristics |
| CN104697849A (en) * | 2015-03-19 | 2015-06-10 | 榆林学院 | Test instrument and test method for multi-angle determination of tensile characteristic of soil |
| CN104677745A (en) * | 2015-03-27 | 2015-06-03 | 重庆交通大学 | Concrete lever type tension-compression creep device provided with static pulley |
| CN104677745B (en) * | 2015-03-27 | 2017-03-01 | 重庆交通大学 | A kind of concrete lever tension and compression creep equipment with quiet pulley |
| CN104964924A (en) * | 2015-07-14 | 2015-10-07 | 小米科技有限责任公司 | Jig for drawing force detection and drawing force detection system |
| CN105466744A (en) * | 2015-12-30 | 2016-04-06 | 银邦金属复合材料股份有限公司 | Sample bonding die and method |
| CN105466744B (en) * | 2015-12-30 | 2018-07-03 | 银邦金属复合材料股份有限公司 | Sample bonds mold and sample adhesive method |
| CN106404401B (en) * | 2016-08-31 | 2019-04-09 | 北京精密机电控制设备研究所 | A kind of servo mechanism zero-bit lock test device and test method |
| CN106404401A (en) * | 2016-08-31 | 2017-02-15 | 北京精密机电控制设备研究所 | Zero-position locking test device and test method for servo mechanism |
| CN106383051A (en) * | 2016-11-16 | 2017-02-08 | 中车太原机车车辆有限公司 | Tension testing device |
| CN107290214B (en) * | 2017-06-20 | 2023-12-22 | 重庆华司特检测技术有限公司 | Lever type shear tensile testing machine |
| CN107290214A (en) * | 2017-06-20 | 2017-10-24 | 武威市津威环境科技有限责任公司 | A kind of lever shear tension testing machine |
| CN107631982A (en) * | 2017-10-16 | 2018-01-26 | 宜兴市国强炉业有限公司 | High-strength abrasion-proof castable binding agent tension detection means |
| CN108037032A (en) * | 2017-12-08 | 2018-05-15 | 武汉华星光电半导体显示技术有限公司 | Tester |
| WO2019109527A1 (en) * | 2017-12-08 | 2019-06-13 | 武汉华星光电半导体显示技术有限公司 | Tester |
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| CN108375503A (en) * | 2018-03-02 | 2018-08-07 | 商丘工学院 | A kind of mechanical strength testing device |
| CN108801908A (en) * | 2018-06-15 | 2018-11-13 | 江苏中路工程技术研究院有限公司 | Road surface interlayer cementing intensity on-site testing device and test method |
| CN113092295B (en) * | 2019-12-23 | 2023-04-25 | 中国石油天然气股份有限公司 | Rock hardness detection device |
| CN113092295A (en) * | 2019-12-23 | 2021-07-09 | 中国石油天然气股份有限公司 | Rock hardness detection device |
| CN114323964A (en) * | 2022-01-18 | 2022-04-12 | 东北石油大学 | Pressure-tension conversion type self-balancing rock composite fracture toughness and fracture energy testing device |
| CN114323964B (en) * | 2022-01-18 | 2022-07-22 | 东北石油大学 | Pressure-tension conversion type self-balancing rock composite fracture toughness and fracture energy testing device |
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