CN205981881U - Concrete bending resistance clamp - Google Patents
Concrete bending resistance clamp Download PDFInfo
- Publication number
- CN205981881U CN205981881U CN201620848318.XU CN201620848318U CN205981881U CN 205981881 U CN205981881 U CN 205981881U CN 201620848318 U CN201620848318 U CN 201620848318U CN 205981881 U CN205981881 U CN 205981881U
- Authority
- CN
- China
- Prior art keywords
- base
- bearing
- support
- clamp according
- proof clamp
- 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.)
- Expired - Fee Related
Links
- 239000004567 concrete Substances 0.000 title claims abstract description 20
- 238000005452 bending Methods 0.000 title abstract description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 6
- 238000012360 testing method Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 11
- 238000001514 detection method Methods 0.000 description 5
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 4
- 239000004574 high-performance concrete Substances 0.000 description 3
- 238000003825 pressing Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model provides a concrete bending resistance clamp, includes the base, with base fixed connection's support, set up on the support and be located the pressure head directly over the base, the both sides of base are provided with two archs and form two curb plates respectively, two all be provided with the support that slides and be connected with the base on the relative position of curb plate, each all be provided with the driving piece that drives the support and slide on the base on the curb plate, the effect of supporting and settling the driving piece is played in the setting of curb plate, can also limit the support simultaneously, prevents support roll -off base, owing to the position that can adjust the support through the driving piece, is that the support can slide on the base, can adapt to not unidimensional need checking sample.
Description
Technical field
This utility model is related to bending test field, particularly to a kind of concrete bend-proof clamp.
Background technology
Normal concrete, because rupture strength is compared with comprcssive strength, much lower, thus general in mix-design
Based on resistance to compression.But, to high performance concrete, because rupture strength is with respect to normal concrete, improve a lot, so
Rupture strength is also an important indicator of reflection high performance concrete.
Notification number is in the patent of CN202903592U, discloses " a kind of high performance concrete bending test fixture ", it
Including a pedestal with the upper holder block that is located at top in the middle part of pedestal, left and right two side of described pedestal is separately provided for supporting examination
The bearing of part, before and after described pedestal, side is respectively arranged with front side board and back side panel, on the middle part of described front side board and back side panel
Side is correspondingly arranged on a vertical guiding conduit, and described upper holder block is located between front side board and back side panel, before and after described upper holder block
It is provided with guide pin, described guide pin is guided with guiding conduit cooperation, on the outer wall of described forward and backward side plate on two sides
Side is additionally provided with fixing pin, is connected with back-moving spring between described fixing pin and guide pin.But this application file
It is disadvantageous in that, because the length of article to be detected, width equidimension differ,（The length of such as testing sample is less than support
The distance between）So will lead to be unable to detected status carrying out article to be measured.
Utility model content
The purpose of this utility model is to provide a kind of concrete bend-proof clamp, has the effect being capable of adjusting bracket length
Really.
Above-mentioned purpose of the present utility model technical scheme is that：
A kind of concrete bend-proof clamp, the support being fixedly connected with base including base, be arranged on support and be located at bottom
Pressure head directly over seat, the both sides of described base are provided with two projections and form two side plates, the phase of two described side plates respectively
To the bearing being connected with base sliding is provided with position, each described side plate is both provided with drive bearing sliding on base
The actuator moving.
By adopting technique scheme, the setting of side plate is played the effect supporting and disposing actuator, can also be limited simultaneously
Bearing processed, prevents bearing from skidding off base, due to can adjust the position of bearing by actuator, is that bearing can be slided on base
Move, you can adapt to various sizes of testing sample.
As improvement of the present utility model, base is provided with chute, described bearing is provided with cunning towards the end face of base
Block.
By adopting technique scheme, described base is provided with chute, the end face setting towards base on bearing is slided
Block, make bearing in sliding only can sliding on the direction of chute, prevent bearing from operationally departing from base further.
As improvement of the present utility model, described chute is in that "convex" shaped is arranged, and described slide block is adapted to described chute.
By adopting technique scheme, described chute becomes " convex " font, and slide block is adapted to also in " convex " font with chute,
Be bearing in vertical direction also without departing from base, the stability of the structure increasing further.
As improvement of the present utility model, each described bearing is provided with support stick, the upper surface setting of described bearing
There is the groove for placing support stick.
By adopting technique scheme, the upper surface of described bearing is provided with arc groove, and this groove is used for placement
Support rod, plays in backfin sample, fixes support stick by arc groove, so that support stick only can be rotated, without moving.
As improvement of the present utility model, described actuator is set to leading screw, and described leading screw is arranged in side plate and in side plate
Upper formation perforated hole, the inwall of described perforated hole is provided with the female thread being adapted with described threads of lead screw.
By adopting technique scheme, by rotational lead screw, the rotatory force outside side plate is converted into the level in side plate
Power, to promote bearing sliding on base.
As improvement of the present utility model, one end that described leading screw deviates from described bearing is provided with handwheel.
By adopting technique scheme, it is more convenient that the setting of handwheel makes leading screw rotate.
As improvement of the present utility model, described bearing is provided with slotted eye for placing bearing towards the end face of leading screw,
The inner ring of described leading screw and described bearing is fixed, and the outer ring of described bearing is fixedly connected with described bearing.
By adopting technique scheme, the setting of described bearing is played and only can be applied water to bearing when leading screw rotates
Flat active force.
As improvement of the present utility model, described pressure head is arc, and its radian direction deviates from described pressure head towards described bottom
The side of seat.
By adopting technique scheme, described pressure head is set to arc, makes pressure head when applying pressure to testing sample,
Testing sample is made to be that point contacts so as to when carrying out bending test, Detection results are more preferably with pressure head.
As improvement of the present utility model, described side plate is fixedly connected with described base by bolt.
By adopting technique scheme, side plate is bolted with base, makes the convenient dismounting of side plate, when bearing is being subject to
When power generation abrasion needs to change, by dismantling side plate, you can skid off bearing.
As improvement of the present utility model, the side wall of described base indicates scale.
By adopting technique scheme, the side wall of described base indicates scale, facilitates staff to check and record is treated
The size of test sample product.
In sum, this utility model has the advantages that：The setting of side plate is played and is supported and dispose actuator
Effect, can also limit bearing simultaneously, prevent bearing from skidding off base, due to can adjust the position of bearing by actuator, be to prop up
Seat can sliding on base, you can adapt to various sizes of testing sample.
Brief description
Fig. 1 is agent on crack resistance of concrete folding clamp structure schematic diagram.
In figure, 1, base；2nd, support；3rd, pressure head；4th, side plate；41st, bolt；5th, bearing；51st, support stick；6th, handwheel；61、
Bearing；7th, scale.
Specific embodiment
Below in conjunction with accompanying drawing, this utility model is described in further detail.
Embodiment,
Shown in reference Fig. 1, a kind of concrete bend-proof clamp, the support 2 being fixedly connected with base 1 including base 1, setting
On support 2 and be located at pressure head 3 directly over base 1, wherein, the both sides of base 1 think on convex to form two and pass through with base 1
Bolt 41 is detachably fixed the side plate 4 of connection, and every side plate 4 is both provided with wearing the slotted eye penetrated, the inwall setting of slotted eye for screw rod
There is the screw thread being adapted with screw flight, so arrange, so that screw rod can be moved horizontally in slotted eye, set in one end of screw rod
It is equipped with handwheel 6, to play the convenient effect rotating screw rod, the upper surface of this base 1 is additionally provided with the chute that a "convex" shaped becomes,
This chute is arranged on the underface of side plate 4, and the inner side of two side plates 4 is provided with two bearings 5, Mei Yizhi of sliding on chute
The bottom of seat 5 is provided with the slide block being adapted with chute（It is not explicitly illustrated in figure）, the setting of slide block and chute is played spacing
The effect of bearing 5, prevents bearing 5 in sliding, departs from from base 1 thus reducing detection efficiency, wastes detection time, Mei Yizhi
The upper surface of seat 5 is provided with the groove for placing support stick 51, prevents support stick 51 support stick during backfin sample
51 arbitrarily move, and each bearing 5 is provided with slotted eye for placing bearing 61 towards the end face of leading screw, the inner ring of this bearing 61 with
The other end of leading screw is fixedly connected, and the outer ring of this bearing 61 is fixedly connected with bearing 5, so that the leading screw of bearing 5 only can when rotating
By the power of horizontal direction, accordingly in order that detection structure is more accurate, using the principle of moment, base 1 is provided with
Scale 7, by the regulation of left and right pulley, makes the distance in bearing 5 to the centre position of both sides equal, to improve accuracy of detection, on
The pressure head 3 stated is set to arc, and its radian direction deviates from pressure head 3 towards the side of base 1, improves accuracy of measurement further.
Specifically used mode, first assembles this fixture according to shown in figure one, testing sample is placed on above support stick 51,
By the regulation of base 1 both sides handwheel 6, make the distance in side supports 5 to centre position equal, then by pressure testing machine to pressure
3 applying pressure, to detect the flexural capacity of object under test, clear up the chip on this fixture after finishing.
This specific embodiment is only that it is not to restriction of the present utility model, ability to explanation of the present utility model
Field technique personnel can make to the present embodiment after reading this specification as needed does not have the modification of creative contribution, but
As long as all being protected by Patent Law in right of the present utility model.
Claims (10)
1. a kind of concrete bend-proof clamp, the support (2) being fixedly connected with base (1) including base (1), is arranged on support (2)
Upper and be located at pressure head (3) directly over base (1) it is characterised in that：The both sides of described base (1) are provided with two raised difference
Form two side plates (4), the relative position of two described side plates (4) is provided with the bearing being connected with base (1) sliding
(5), each described side plate (4) is both provided with driving bearing (5) in the actuator of the upper sliding of base (1).
2. a kind of concrete bend-proof clamp according to claim 1 it is characterised in that：Base is provided with chute on (1), institute
The end face stating bearing (5) towards base (1) is provided with slide block.
3. a kind of concrete bend-proof clamp according to claim 2 it is characterised in that：Described chute sets in "convex" shaped
Put, described slide block is adapted to described chute.
4. a kind of concrete bend-proof clamp according to claim 3 it is characterised in that：Each described bearing (5) is upper to be arranged
There is support stick (51), the upper surface of described bearing (5) is provided with the groove for placing support stick (51).
5. a kind of concrete bend-proof clamp according to claim 1 it is characterised in that：Described actuator is set to leading screw,
Described leading screw is arranged in side plate (4) and in side plate (4) upper formation perforated hole, the inwall of described perforated hole is provided with and described silk
The female thread that thick stick screw thread is adapted.
6. a kind of concrete bend-proof clamp according to claim 5 it is characterised in that：Described leading screw deviates from described bearing
(5) one end is provided with handwheel (6).
7. a kind of concrete bend-proof clamp according to claim 5 it is characterised in that：Described bearing (5) is towards leading screw
End face is provided with the slotted eye for placing bearing (61), and described leading screw is fixedly connected with the inner ring of described bearing (61), described axle
The outer ring holding (61) is fixedly connected with described bearing (5).
8. a kind of concrete bend-proof clamp according to claim 1 it is characterised in that：Described pressure head (3) is arc, its arc
Degree direction deviates from described pressure head (3) towards the side of described base (1).
9. a kind of concrete bend-proof clamp according to claim 1 it is characterised in that：Described side plate (4) passes through bolt
(41) it is fixedly connected with described base (1).
10. a kind of concrete bend-proof clamp according to claim 1 it is characterised in that：The side wall of described base (1) indicates
Scale (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620848318.XU CN205981881U (en) | 2016-08-06 | 2016-08-06 | Concrete bending resistance clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620848318.XU CN205981881U (en) | 2016-08-06 | 2016-08-06 | Concrete bending resistance clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205981881U true CN205981881U (en) | 2017-02-22 |
Family
ID=58029535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620848318.XU Expired - Fee Related CN205981881U (en) | 2016-08-06 | 2016-08-06 | Concrete bending resistance clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205981881U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110146380A (en) * | 2019-06-14 | 2019-08-20 | 林克慧 | A kind of cement briquette resistance to compression, flexural strength detect automatic acquisition equipment |
| CN110333153A (en) * | 2019-06-28 | 2019-10-15 | 徐州昊隆工具有限公司 | A kind of detection device of safe automobile air bag handware |
-
2016
- 2016-08-06 CN CN201620848318.XU patent/CN205981881U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110146380A (en) * | 2019-06-14 | 2019-08-20 | 林克慧 | A kind of cement briquette resistance to compression, flexural strength detect automatic acquisition equipment |
| CN110333153A (en) * | 2019-06-28 | 2019-10-15 | 徐州昊隆工具有限公司 | A kind of detection device of safe automobile air bag handware |
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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: 20170222 Termination date: 20210806 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |