CN210719991U - Splitting and bending resistance detection device - Google Patents
Splitting and bending resistance detection device Download PDFInfo
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- CN210719991U CN210719991U CN201921718637.9U CN201921718637U CN210719991U CN 210719991 U CN210719991 U CN 210719991U CN 201921718637 U CN201921718637 U CN 201921718637U CN 210719991 U CN210719991 U CN 210719991U
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- 238000001514 detection method Methods 0.000 title claims description 17
- 238000005452 bending Methods 0.000 title claims description 16
- 238000003825 pressing Methods 0.000 claims abstract description 101
- 239000010720 hydraulic oil Substances 0.000 claims description 22
- 238000003776 cleavage reaction Methods 0.000 claims description 5
- 230000007017 scission Effects 0.000 claims description 5
- 230000002968 anti-fracture Effects 0.000 claims description 3
- 238000003708 edge detection Methods 0.000 claims 1
- 238000012360 testing method Methods 0.000 abstract description 21
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000008859 change Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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Abstract
The utility model provides an anti check out test set that rolls over of splitting belongs to concrete core appearance and detects technical field, including stand, holding down plate, depression bar, top board, last depression bar, elastic bandage, hydraulic cylinder and digital display instrument. The plurality of upright columns are arranged in parallel; the lower pressing plate is axially slidably arranged along the plurality of stand columns, a plurality of lower pressing rods are arranged on the upper end surface of the lower pressing plate at intervals, and the plurality of lower pressing rods are transversely arranged and are mutually parallel; the upper pressing plate is arranged above the lower pressing plate and is arranged in a sliding manner along the axial direction of the plurality of stand columns, the lower end surface of the upper pressing plate is provided with a plurality of upper pressing rods which are in one-to-one correspondence with the lower pressing rods, and the lower end surface of the upper pressing plate is also fixedly provided with a plurality of elastic binding bands which are arranged between the adjacent upper pressing rods and used for fixing the concrete core sample; the hydraulic cylinder is arranged below the lower pressing plate and used for jacking the lower pressing plate, and the hydraulic cylinder is connected with the digital display instrument. The utility model provides a pair of anti check out test set that rolls over of splitting, this equipment structure is simple, convenient to use, manufacturing cost are lower, do benefit to and use widely.
Description
Technical Field
The utility model belongs to the technical field of the concrete core appearance detects, more specifically says, relates to an anti check out test set that rolls over of splitting.
Background
The performance of concrete is related to the strength of the whole construction engineering, a core sample needs to be taken from a concrete wall, the strength test is carried out on the core sample, and the splitting and bending resistance test of the concrete core sample is an important performance test of the concrete. However, the conventional splitting and anti-bending detection equipment is complex in structure, complex in operation and high in manufacturing cost.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an anti check out test set that rolls over of splitting aims at solving the anti check out test set structure of rolling over of splitting complicated, complex operation, and the high problem of manufacturing cost.
In order to achieve the above object, the utility model adopts the following technical scheme: there is provided a cleavage fold-resistant detection device comprising:
a plurality of columns arranged in parallel with each other;
the lower pressing plate is arranged in a sliding mode along the axial direction of the stand columns, a plurality of detachably connected lower pressing rods are arranged on the upper end face of the lower pressing plate at intervals, and the lower pressing rods are transversely arranged and are parallel to each other;
the upper pressing plate is arranged above the lower pressing plate and is arranged in a sliding manner along the axial direction of the plurality of stand columns, a plurality of upper pressing rods which are in one-to-one correspondence with the lower pressing rods and are detachably connected with the lower pressing rods are arranged on the lower end surface of the upper pressing plate, and a plurality of elastic binding bands are fixedly arranged on the lower end surface of the upper pressing plate and are arranged between the adjacent upper pressing rods and used for fixing a concrete core sample;
the hydraulic oil cylinder is arranged below the lower pressing plate and used for jacking the lower pressing plate, the hydraulic oil cylinder is connected with a digital display instrument, and the digital display instrument is used for displaying the pressure value of the hydraulic oil cylinder;
the middle upper pressure rod and the middle lower pressure rod pressurize the concrete core sample to enable the concrete core sample to generate cleavage damage for detecting the cleavage strength of the concrete core sample; the upper pressure rod in the middle and the lower pressure rods at two ends pressurize the concrete core sample to enable the concrete core sample to be bent and damaged, and the bending strength of the concrete core sample is detected.
Furthermore, the surfaces of the upper pressure rod and the lower pressure rod, which are opposite to each other, are arc surfaces protruding outwards.
Furthermore, the upright post is a threaded rod which is longitudinally arranged, a nut is connected to the threaded rod in a threaded manner, and the nut is located above the upper pressure plate and used for limiting the upper pressure plate to move upwards along the threaded rod.
Furthermore, the bottoms of the plurality of upright columns are provided with bottom plates, and the hydraulic oil cylinders are fixedly arranged on the bottom plates.
Furthermore, a first base plate is fixedly arranged on the upper end face of the lower pressing plate, and the lower pressing rods are arranged on the upper end face of the first base plate.
Furthermore, a second base plate is fixedly arranged on the lower end face of the upper pressure plate, and the upper pressure rods are arranged on the lower end face of the second base plate.
Furthermore, both ends of the elastic bandage are provided with connecting plates, and the connecting plates are mounted on the lower end face of the second base plate through screws.
Furthermore, the hydraulic oil cylinder is connected with a manual pump, and the digital display instrument is installed on the manual pump.
Further, the number of the upright posts is four.
The utility model provides a pair of anti check out test set's of splitting beneficial effect lies in: compared with the prior art, the utility model relates to an anti check out test set that rolls over of splitting, when using this equipment, penetrate the concrete core appearance earlier in a plurality of elasticity binder bands in proper order, make the concrete core appearance stable and support on the lower depression bar. After the upper pressing rods at the two ends are detached, the hydraulic oil cylinder is started to lift the lower pressing plates upwards, the lower pressing plates drive the lower pressing rods to move upwards so that the concrete core sample is pressed between the upper pressing rods and the lower pressing rods, the hydraulic oil cylinder continues to break the concrete core sample in a splitting mode upwards through the upper pressing rods at the middle part and the lower pressing rods at the middle part, and the display value of the digital display instrument is the splitting damage value of the concrete core sample. After the middle lower pressing rod and the two end upper pressing rods are disassembled, the hydraulic oil cylinder is started to lift the lower pressing plate upwards, the lower pressing plates drive the two end lower pressing rods to move upwards to enable the concrete core sample to be pressed between the upper pressing rods and the lower pressing rods, the hydraulic oil cylinder continues to upwards bend and damage the concrete core sample through the middle upper pressing rods and the two end lower pressing rods, and the display value of the digital display instrument is the bending damage value of the concrete core sample. The equipment has the advantages of simple and convenient structure, various functions, convenient use and lower manufacturing cost, and is favorable for popularization and use.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a front view of a splitting anti-bending detection device according to an embodiment of the present invention;
fig. 2 is a side view of the anti-fracture split detection device provided by the embodiment of the present invention.
In the figure: 1. a column; 2. a lower pressing plate; 3. a lower pressure lever; 4. an upper pressure plate; 5. an upper pressure lever; 6. an elastic band; 7. a hydraulic cylinder; 8. a digital display instrument; 9. a nut; 10. a base plate; 11. a first backing plate; 12. a second backing plate; 13. a connecting plate; 14. a manual pump; 15. and (5) concrete core sample.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 and fig. 2, a description will now be given of a splitting and anti-bending detection device provided by the present invention. The utility model provides an anti check out test set that rolls over of splitting, includes stand 1, holding down plate 2, lower depression bar 3, top board 4, top bar 5, elastic bandage 6, hydraulic cylinder 7 and digital display instrument 8.
The plurality of upright posts 1 are arranged in parallel; the lower pressing plate 2 is arranged in a sliding manner along the axial direction of the plurality of upright posts 1, a plurality of detachably connected lower pressing rods 3 are arranged on the upper end surface of the lower pressing plate 2 at intervals, and the plurality of lower pressing rods 3 are transversely arranged and are mutually parallel; the upper pressing plate 4 is arranged above the lower pressing plate 2 and is arranged in a sliding manner along the axial direction of the plurality of stand columns 1, the lower end surface of the upper pressing plate 4 is provided with a plurality of upper pressing rods 5 which are in one-to-one correspondence and detachable connection with the lower pressing rods 3, the lower end surface of the upper pressing plate 4 is also fixedly provided with a plurality of elastic binding bands 6, and the elastic binding bands 6 are arranged between the adjacent upper pressing rods 5 and are used for fixing a concrete core sample 15; the hydraulic oil cylinder 7 is arranged below the lower pressing plate 2 and used for jacking the lower pressing plate 2, the hydraulic oil cylinder 7 is connected with the digital display instrument 8, and the digital display instrument 8 is used for displaying the pressure value of the hydraulic oil cylinder 7; the plurality of lower pressing rods 3 are matched with the plurality of upper pressing rods 5 to be used for splitting the concrete core sample 15. The middle upper pressure rod 5 and the middle lower pressure rod 3 pressurize the concrete core sample 15 for detecting the splitting strength of the concrete core sample 15; the middle upper pressure rod 5 and the two lower pressure rods 3 pressurize the concrete core sample 15 for detecting the flexural strength of the concrete core sample 15.
The upper pressure rod 5 and the lower pressure rod 3 which are detachably connected can facilitate the detachment of the upper pressure rod and the lower pressure rod from the upper pressure plate 4 and the lower pressure plate 2, and the detachable connection can adopt a mode of a bolt, a buckle or a positioning pin. The number of the upper pressure rods 5 and the lower pressure rods 3 is three.
When carrying out 15 splitting test of concrete core appearance, the holding down rod 3 of both sides is used for supporting the both ends of 15 concrete core appearances, makes 15 concrete core appearances keep the level stable, and the last depression bar 5 and the middle part holding down rod 3 at middle part are the atress pole, and the common extrusion concrete core appearance 15 makes its splitting for detect 15 concrete splitting intensity value of concrete core appearance.
When carrying out the anti test of concrete core appearance 15, the lower bar 3 of both sides is used for supporting the both ends of concrete core appearance 15, makes concrete core appearance 15 keep the level stable, and the last depression bar 5 at middle part and the lower bar 3 of both sides are the atress pole, and the lower part of 15 both ends of concrete core appearance receives the ascending holding power of the lower bar 3 of both sides, and the upper portion receives the decurrent pressure of the last depression bar 5 at middle part in the middle of the concrete core appearance 15, makes 15 middle parts of concrete core appearance buckle the fracture downwards for detect the concrete anti breaking strength value of concrete core appearance 15.
The utility model provides a pair of anti check out test set that rolls over of splitting compares with prior art, when using this equipment, earlier penetrate a plurality of elastic bandage 6 in proper order with concrete core appearance 15, make concrete core appearance 15 stable and support on lower depression bar 3. After the upper pressing rods 5 at two ends are disassembled, the hydraulic oil cylinder 7 is started to lift the lower pressing plates 2 upwards, the lower pressing plates 2 drive the lower pressing rods 3 to move upwards to enable the concrete core sample 15 to be pressed between the upper pressing rods 5 and the lower pressing rods 3, the hydraulic oil cylinder 7 continues to upwards break the concrete core sample 15 through the upper pressing rods 5 in the middle and the lower pressing rods 3 in the middle, and the display value of the digital display instrument 8 is the splitting damage value of the concrete core sample 15. After the middle lower pressing rod 3 and the two end upper pressing rods 5 are disassembled, the hydraulic oil cylinder 7 is started to lift the lower pressing plate 2 upwards, the lower pressing plate 2 drives the two end lower pressing rods 3 to move upwards to enable the concrete core sample 15 to be pressed between the upper pressing rods 5 and the lower pressing rods 3, the hydraulic oil cylinder 7 continues to upwards bend and damage the concrete core sample 15 through the middle upper pressing rods 5 and the two end lower pressing rods 3, and the display value of the digital display instrument 8 is the anti-bending damage value of the concrete core sample 15. The equipment has the advantages of simple and convenient structure, various functions, convenient use and lower manufacturing cost, and is favorable for popularization and use.
As a specific embodiment of the anti check out test set of splitting that provides of the utility model, please refer to fig. 1 and 2, the face that upper pressure lever 5 and lower pressure lever 3 are relative is the arc face of outside protrusion. In this embodiment, the arc face of evagination makes concrete core appearance 15 and last depression bar 5 and 3 between be the form of line contact down, when carrying out the splitting test, can guarantee that the pressure of stress position is concentrated for data when 15 splits of concrete core appearance are more accurate.
As a specific implementation manner of the anti check out test set that rolls over of splitting please refer to fig. 1 and 2, stand 1 is the threaded rod of vertical setting, and threaded connection has nut 9 on the threaded rod, and nut 9 is located the top of top board 4 for inject top board 4 along threaded rod rebound. In this embodiment, top board 4 is equipped with a plurality of through-holes that correspond with stand 1, and top board 4 passes through the through-hole suit on a plurality of stands 1, and stand 1 is the threaded rod, rotates nut 9 and goes up and down along the threaded rod to for top board 4 provides the space along the lift of stand 1, rotate nut 9, compress tightly top board 4 through nut 9, make it can not continue to rise, avoid concrete core appearance 15 to take place to remove in the splitting detection process.
As a specific embodiment of the anti check out test set of splitting that provides of the utility model, please refer to fig. 1 and fig. 2, the bottom of a plurality of stands 1 is equipped with bottom plate 10, and hydraulic cylinder 7 sets firmly on bottom plate 10. In this embodiment, the bottom plate 10 is horizontally welded and fixed to the bottoms of the plurality of columns 1, and the hydraulic cylinder 7 is bolted to the middle of the upper end face of the bottom plate 10, so that the hydraulic cylinder 7 is kept stable.
As a specific implementation manner of the anti check out test set of splitting, please refer to fig. 1 and 2, the up end of holding down plate 2 has set firmly first backing plate 11, and the up end of first backing plate 11 is located to a plurality of depression bars 3 down. In this embodiment, first backing plate 11 bolt in the up end of holding down plate 2, a plurality of depression bars 3 can be dismantled through the mode of bolt or locating pin and connect in the up end of first backing plate 11 to accomplish being connected of a plurality of depression bars 3 and holding down plate 2, in addition, through addding with the first backing plate 11 of 2 bolted connection of holding down plate, can accomplish the change and the maintenance of a plurality of depression bars 3 on first backing plate 11 through dismantling the bolt.
As a specific implementation manner of the anti check out test set of splitting provided by the utility model, please refer to fig. 1 and fig. 2, the lower terminal surface of top board 4 has set firmly second backing plate 12, and the lower terminal surface of second backing plate 12 is located to a plurality of upper pressure bars 5. In this embodiment, second backing plate 12 pin joint in the lower terminal surface of top board 4, a plurality of top bar 5 can be dismantled through the mode of bolt or locating pin and connect in the lower terminal surface of second backing plate 12 to accomplish being connected of a plurality of top bar 5 and top board 4, in addition, through addding with top board 4 bolted connection's second backing plate 12, can accomplish the change and the maintenance of a plurality of top bar 5 on second backing plate 12 through dismantling the bolt.
As a specific implementation manner of the anti check out test set of splitting please refer to fig. 1, elastic bandage 6's both ends all are equipped with connecting plate 13, and connecting plate 13 passes through the screw mounting in the lower terminal surface of second backing plate 12. In this embodiment, the connecting plates 13 are respectively installed at the two ends of the elastic bandage 6 through screws, the two connecting plates 13 are installed on the lower end face of the second base plate 12 through screws, the closed elastic cavities formed by the elastic bandage 6 are coaxial, and the axial direction of the elastic bandage is perpendicular to the distribution direction of the upper pressing rods 5 or the lower pressing rods 3, so that when the concrete core sample 15 is fixed in the closed elastic cavities, the distribution direction of the upper pressing rods 5 or the lower pressing rods 3 is perpendicular to the axial direction of the concrete core sample 15, and the splitting of the concrete core sample 15 can be smoothly and accurately completed.
As a specific implementation manner of the anti check out test set of splitting, please refer to fig. 1, hydraulic cylinder 7 connects manual pump 14, and digital display instrument 8 is installed on manual pump 14. In this embodiment, the manual pump 14 is communicated with the hydraulic oil cylinder 7 through an oil pipe, the manual pump 14 is used for driving the driving end of the hydraulic oil cylinder 7 to lift, and the digital display instrument 8 is used for displaying the pressure value of the hydraulic oil cylinder 7 and is installed on the manual pump 14 or the oil pipe.
As a specific implementation manner of the anti-fracture split detection device provided by the present invention, please refer to fig. 1 and 2, the number of the columns 1 is four. In this embodiment, holding down plate 2 and top board 4 are the rectangular plate, and four stands 1 are located four bights of holding down plate 2 and top board 4 respectively, and holding down plate 2 and four stands 1 welded fastening simultaneously guarantee holding down plate 2 and four stands 1's structural strength. In addition, the number of the upright columns 1 is not limited to four, and may be two or three, and the like, which is not described again, but it should be noted that the number of the upright columns 1 is not too large, so as to avoid the situation that the upper press plate 4 is interfered and locked when being in sliding fit with too many upright columns 1.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. A split-edge detection device, comprising:
a plurality of columns arranged in parallel with each other;
the lower pressing plate is arranged in a sliding mode along the axial direction of the stand columns, a plurality of detachably connected lower pressing rods are arranged on the upper end face of the lower pressing plate at intervals, and the lower pressing rods are transversely arranged and are parallel to each other;
the upper pressing plate is arranged above the lower pressing plate and is arranged in a sliding manner along the axial direction of the plurality of stand columns, a plurality of upper pressing rods which are in one-to-one correspondence with the lower pressing rods and are detachably connected with the lower pressing rods are arranged on the lower end surface of the upper pressing plate, and a plurality of elastic binding bands are fixedly arranged on the lower end surface of the upper pressing plate and are arranged between the adjacent upper pressing rods and used for fixing a concrete core sample;
the hydraulic oil cylinder is arranged below the lower pressing plate and used for jacking the lower pressing plate, the hydraulic oil cylinder is connected with a digital display instrument, and the digital display instrument is used for displaying the pressure value of the hydraulic oil cylinder;
the middle upper pressure rod and the middle lower pressure rod pressurize the concrete core sample to enable the concrete core sample to generate cleavage damage for detecting the cleavage strength of the concrete core sample; the upper pressure rod in the middle and the lower pressure rods at two ends pressurize the concrete core sample to enable the concrete core sample to be bent and damaged, and the bending strength of the concrete core sample is detected.
2. The fracture anti-bending detection device of claim 1, wherein the opposite surfaces of the upper pressure lever and the lower pressure lever are arc surfaces which are convex outwards.
3. The fracture anti-fracture detection device as claimed in claim 1, wherein the upright is a threaded rod disposed longitudinally, a nut is connected to the threaded rod in a threaded manner, and the nut is located above the upper pressing plate and used for limiting the upper pressing plate to move upwards along the threaded rod.
4. The split anti-bending detection device as claimed in claim 1, wherein a bottom plate is provided at the bottom of the plurality of columns, and the hydraulic cylinder is fixedly provided on the bottom plate.
5. The split anti-bending detection device according to any one of claims 1 to 4, wherein a first backing plate is fixedly arranged on the upper end surface of the lower pressing plate, and a plurality of lower pressing rods are arranged on the upper end surface of the first backing plate.
6. The split anti-bending detection device according to any one of claims 1 to 4, wherein a second backing plate is fixedly arranged on the lower end surface of the upper pressure plate, and the plurality of upper pressure rods are arranged on the lower end surface of the second backing plate.
7. The split anti-bending detection device according to claim 6, wherein connecting plates are arranged at both ends of the elastic bandage, and the connecting plates are mounted on the lower end face of the second base plate through screws.
8. The split bending resistance detection device according to claim 1, wherein the hydraulic cylinder is connected with a manual pump, and the digital display instrument is mounted on the manual pump.
9. The fracture-resistant detection device of claim 1, wherein the number of the columns is four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921718637.9U CN210719991U (en) | 2019-10-14 | 2019-10-14 | Splitting and bending resistance detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921718637.9U CN210719991U (en) | 2019-10-14 | 2019-10-14 | Splitting and bending resistance detection device |
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| Publication Number | Publication Date |
|---|---|
| CN210719991U true CN210719991U (en) | 2020-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921718637.9U Active CN210719991U (en) | 2019-10-14 | 2019-10-14 | Splitting and bending resistance detection device |
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| CN (1) | CN210719991U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111707561A (en) * | 2020-06-24 | 2020-09-25 | 扬州大学 | Load-holding device of concrete flexural member and its working process in erosive service environment |
| CN113532832A (en) * | 2021-07-27 | 2021-10-22 | 武汉中科医疗科技工业技术研究院有限公司 | Loading device, loading system and loading method thereof |
-
2019
- 2019-10-14 CN CN201921718637.9U patent/CN210719991U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111707561A (en) * | 2020-06-24 | 2020-09-25 | 扬州大学 | Load-holding device of concrete flexural member and its working process in erosive service environment |
| CN113532832A (en) * | 2021-07-27 | 2021-10-22 | 武汉中科医疗科技工业技术研究院有限公司 | Loading device, loading system and loading method thereof |
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Effective date of registration: 20210409 Address after: 050000 No.395 Huaian West Road, Shangzhuang Town, Luquan District, Shijiazhuang City, Hebei Province Patentee after: Hebei Academy of Architectural Sciences Co.,Ltd. Patentee after: Hebei Construction Engineering Quality Inspection Center Co., Ltd Address before: 050000 No.244 Huaizhong Road, Yuhua District, Shijiazhuang City, Hebei Province Patentee before: Hebei Academy of Architectural Sciences Co.,Ltd. |