CN204988913U - Concrete punching press impact testing device - Google Patents
Concrete punching press impact testing device Download PDFInfo
- Publication number
- CN204988913U CN204988913U CN201520595269.9U CN201520595269U CN204988913U CN 204988913 U CN204988913 U CN 204988913U CN 201520595269 U CN201520595269 U CN 201520595269U CN 204988913 U CN204988913 U CN 204988913U
- Authority
- CN
- China
- Prior art keywords
- concrete
- punching press
- plate base
- plain plate
- test apparatus
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model belongs to the technical field of the pitch experimental facilities of modifying, particularly, involve a concrete punching press impact testing device. It includes plain plate base, a location section of thick bamboo, stereoplasm steel ball and square steel hammer, the plain plate base is the square for hold the concrete, a location section of thick bamboo is supported by the support on each side, be located the concrete directly over, its axis and plain plate base center are on same straight line, the stereoplasm steel ball is put in concrete center top, square steel hammer can pass a location section of thick bamboo, and its axis and stereoplasm steel ball center are on same straight line. Compared with the prior art, concrete punching press impact testing device satisfies national standard, and is easy and simple to handle, and in the process of the test, a location section of thick bamboo can retrain square steel hammer whereabouts gesture, prevents the experimental error that manual operation results in the in -process upset of square steel hammer whereabouts, skew stereoplasm steel ball central line to lead to the fact in the experimentation, improves the accuracy nature of test result.
Description
Technical field
The utility model belongs to asphalt modification technical field of experiment equipment, specifically, relates to a kind of concrete punching press impact test apparatus.
Background technology
The height of agent on crack resistance of concrete punching press impact property is the importance evaluating concrete dynamic performance.In airfield runway, highway pavement, bridge floor or even anti-impact, antiknock, earthquake-resistant modern safeguard structure engineering, concrete anti-impact pressure impact property is had higher requirement.Current China tests agent on crack resistance of concrete punching press impact property according to appendix C in GB/T21120-2007 " cement concrete and mortar synthon ", use experimental provision by plain plate base in this standard, hardened steel ball, square steel hammer composition, owing to adopting manual dropping hammer in experimenter's operating process, square steel hammer is unavoidably caused to produce upset in dropping process, depart from hardened steel ball center line, thus cause experimental error, affect the accuracy of test data, to related scientific research unit, the experiment testing of production unit and unit in charge of construction brings inconvenience.
Summary of the invention
For solving the problems of the technologies described above, the utility model provides the little concrete punching press impact test apparatus of a kind of experimental error.
A kind of concrete punching press impact test apparatus described in the utility model, described test unit comprises plain plate base 1, positioning tube 2, hardened steel ball 3 and square steel hammer 4; Described plain plate base 1 is square, for holding concrete; Described positioning tube 2 is supported by the support 5 on each side, to be positioned at directly over concrete its axis and plain plate base 1 center on the same line; Described hardened steel ball 3 is placed on concrete overcentre; Described square steel hammer 4 can pass positioning tube 2, and its axis and hardened steel ball 3 center are on the same line.
A kind of concrete punching press impact test apparatus described in the utility model, described plain plate base 1 length, width and height are of a size of 200mm*200mm*10mm.
A kind of concrete punching press impact test apparatus described in the utility model, it is 10mm that described plain plate base 1 Ge Bian center is provided with a diameter, is highly the spacing steel bolt 6 of 64mm.
A kind of concrete punching press impact test apparatus described in the utility model, described spacing steel bolt 6 is apart from plain plate base 1 center 81mm.
A kind of concrete punching press impact test apparatus described in the utility model, described support 5 is diameter 10mm steel pipe.
A kind of concrete punching press impact test apparatus described in the utility model, described positioning tube 2 is the square steel pipe of long 300mm, wall thickness 2mm, inner side length of side 85mm.
A kind of concrete punching press impact test apparatus described in the utility model, described positioning tube 2 bottom anomaly slab base 1 upper surface 220mm.
Compared with prior art, concrete punching press impact test apparatus described in the utility model meets national standard, easy and simple to handle, in process of the test, positioning tube can retrain square bar hammer whereabouts attitude, to prevent in experimentation manual operations to cause overturning in square steel hammer dropping process, depart from the experimental error that hardened steel ball center line causes, improve the accuracy of test result.
Accompanying drawing explanation
Fig. 1: plain plate base vertical view; Fig. 2: plain plate base left view; Fig. 3: positioning tube vertical view; Fig. 4: positioning tube left view; Fig. 5: concrete punching press impact test apparatus figure; Plain plate base-1, positioning tube-2, hardened steel ball-3, square steel hammer-4, support-5, spacing steel bolt-6.
Embodiment
Below in conjunction with specific embodiment, concrete punching press impact test apparatus described in the utility model is described further, but protection domain of the present utility model is not limited to this.
Embodiment 1
A kind of concrete punching press impact test apparatus, described test unit comprises plain plate base 1, positioning tube 2, hardened steel ball 3 and square steel hammer 4; Described plain plate base 1 is square, for holding concrete; Described positioning tube 2 is supported by the support on each side, to be positioned at directly over concrete its axis and plain plate base 1 center on the same line; Described hardened steel ball 3 is placed on concrete overcentre; Described square steel hammer 4 can pass positioning tube 2, and its axis and hardened steel ball 3 center are on the same line; Described plain plate base 1 length, width and height are of a size of 200mm*200mm*10mm; It is 10mm that described plain plate base 1 Ge Bian center is provided with a diameter, is highly the spacing steel bolt of 64mm; Described spacing steel bolt distance plain plate base 1 center 81mm; Described support is diameter 10mm steel pipe; Described positioning tube 2 is the square steel pipe of long 300mm, wall thickness 2mm, inner side length of side 85mm; Described positioning tube 2 bottom anomaly slab base 1 upper surface 220mm.
Compared with prior art, concrete punching press impact test apparatus described in the utility model meets national standard, easy and simple to handle, in process of the test, positioning tube can retrain square bar hammer whereabouts attitude, to prevent in experimentation manual operations to cause overturning in square steel hammer dropping process, depart from the experimental error that hardened steel ball center line causes, improve the accuracy of test result.
Claims (7)
1. a concrete punching press impact test apparatus, is characterized in that, described test unit comprises plain plate base (1), positioning tube (2), hardened steel ball (3) and square steel hammer (4); Described plain plate base (1) is square, for holding concrete; Described positioning tube (2) is supported by the support (5) on each side, and be positioned at directly over concrete, its axis and plain plate base (1) center are on the same line; Described hardened steel ball (3) is placed on concrete overcentre; Described square steel hammer (4) can pass positioning tube (2), and its axis and hardened steel ball (3) center are on the same line.
2. a kind of concrete punching press impact test apparatus according to claim 1, is characterized in that, described plain plate base (1) length, width and height are of a size of 200mm*200mm*10mm.
3. a kind of concrete punching press impact test apparatus according to claim 1, is characterized in that, it is 10mm that described plain plate base (1) Ge Bian center is provided with a diameter, is highly the spacing steel bolt (6) of 64mm.
4. a kind of concrete punching press impact test apparatus according to claim 3, is characterized in that, described spacing steel bolt (6) distance plain plate base (1) center 81mm.
5. a kind of concrete punching press impact test apparatus according to claim 1, is characterized in that, described support (5) is diameter 10mm steel pipe.
6. a kind of concrete punching press impact test apparatus according to claim 1, is characterized in that, described positioning tube (2) is long 300mm, the square steel pipe of wall thickness 2mm, inner side length of side 85mm.
7. a kind of concrete punching press impact test apparatus according to claim 1, is characterized in that, described positioning tube (2) bottom anomaly slab base (1) upper surface 220mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520595269.9U CN204988913U (en) | 2015-08-07 | 2015-08-07 | Concrete punching press impact testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520595269.9U CN204988913U (en) | 2015-08-07 | 2015-08-07 | Concrete punching press impact testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204988913U true CN204988913U (en) | 2016-01-20 |
Family
ID=55123271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520595269.9U Expired - Fee Related CN204988913U (en) | 2015-08-07 | 2015-08-07 | Concrete punching press impact testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204988913U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107436264A (en) * | 2017-08-03 | 2017-12-05 | 河海大学 | A kind of assay method of the concrete damage degree based on Non-Linear Vibration technology |
-
2015
- 2015-08-07 CN CN201520595269.9U patent/CN204988913U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107436264A (en) * | 2017-08-03 | 2017-12-05 | 河海大学 | A kind of assay method of the concrete damage degree based on Non-Linear Vibration technology |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160120 Termination date: 20190807 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |