CN211453121U - Concrete bending tensile test device - Google Patents
Concrete bending tensile test device Download PDFInfo
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- CN211453121U CN211453121U CN201922258503.XU CN201922258503U CN211453121U CN 211453121 U CN211453121 U CN 211453121U CN 201922258503 U CN201922258503 U CN 201922258503U CN 211453121 U CN211453121 U CN 211453121U
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- 238000005452 bending Methods 0.000 title claims abstract description 29
- 238000009864 tensile test Methods 0.000 title claims description 8
- 238000012360 testing method Methods 0.000 claims abstract description 24
- 230000001681 protective effect Effects 0.000 claims abstract description 17
- 230000000694 effects Effects 0.000 claims abstract description 8
- 230000005540 biological transmission Effects 0.000 claims description 12
- 238000013461 design Methods 0.000 abstract description 5
- 230000008859 change Effects 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
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Abstract
The utility model relates to a concrete technical field just discloses a concrete bending resistance draws test device, comprising a base plate, the left side fixedly connected with base of bottom plate top surface, the bracing piece that upwards stretches out has been cup jointed in the inner chamber activity of base, the one end screw thread that the bracing piece is located inner chamber of the base has cup jointed the bolt that is located the base outside, and the fixed middle part at the swivel that connects in the top of bracing piece, the side fixed connection of swivel is at the middle part at the fly leaf back. This concrete bending resistance draws test device through adopting motor drive arrangement moving design to cooperation protective housing inner chamber spare part's used jointly, make the motor can change self pivoted effort into the effort of reciprocating motion from top to bottom, can realize the experimental effect to the concrete continuity, improved the degree of automation of device greatly, solved the problem that traditional device needs artifical auxiliary operation, be the embodiment of this device practicality.
Description
Technical Field
The utility model relates to a concrete technical field specifically is a concrete bending resistance draws test device.
Background
The concrete bending and pulling resistance test is mainly used for testing the bending strength or bending strength of the concrete, the concrete is one of the necessary raw materials for road and house construction, and the toughness of the concrete directly influences the strength of the road and buildings, so the concrete bending and pulling resistance test is the most intuitive method for testing the concrete compactness.
Although the existing concrete bending resistance test device can meet basic use requirements, the defect is obvious, and the main performance is as follows: most of the existing concrete bending resistance test devices need manual auxiliary operation treatment, the automation degree is not high enough, and extra manpower is consumed; meanwhile, the application range of part of concrete test devices is small, and only independent tensile or bending tests can be carried out. In view of the above, a concrete bending and pulling resistance testing device is proposed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The not enough to prior art, the utility model provides a concrete bending resistance draws test device possesses automatic experiment and the wide advantage of application scope, has solved the problem of proposing among the above-mentioned background art.
The utility model provides a following technical scheme: a concrete bending tensile test device comprises a bottom plate, wherein a base is fixedly connected to the left side of the top surface of the bottom plate, a supporting rod extending upwards is sleeved in the inner cavity of the base in a movable mode, a bolt located outside the base is sleeved in one end of the supporting rod located in the inner cavity of the base in a threaded mode, the top end of the supporting rod is fixedly sleeved in the middle of a rotating ring, the side face of the rotating ring is fixedly connected to the middle of the back face of a movable plate, a motor is installed above the front face of the movable plate, one end of an output shaft of the motor extends to the inner cavity of a protective shell, the inner cavity of the protective shell is fixedly sleeved in the middle of a rotary plate, the side face of the rotary plate is clamped at one end of a transmission rod, the other end of the transmission rod is clamped at the top end of a telescopic rod, the middle of the telescopic rod is movably sleeved in the, the bottom fixed connection of connecting rod is in the middle part of fixed lantern ring one top surface, the annular groove has been seted up on the fly leaf, the top surface joint of bottom plate has two sliders, two the slider is fixed connection respectively in the both sides of support column bottom surface, fixed lantern ring two is installed respectively to the both sides of support column top surface.
Preferably, the four sides of the bottom surface of the bottom plate are respectively and fixedly connected with four bases, and the bottom surfaces of the four bases are on the same horizontal plane.
Preferably, the middle part of the top surface of the bottom plate is provided with a sliding chute, the bottom ends of the two sliding blocks are clamped on the sliding chute, and the length value of the sliding chute is equal to the length value of the right side of the bottom surface of the base to the right side of the bottom plate.
Preferably, the bottom surface on the left side of the protective shell is in threaded sleeve connection with a fixing bolt, and the fixing bolt is clamped in the middle of the bottom surface of the annular groove.
Preferably, the first fixed lantern ring and the second fixed lantern ring are respectively composed of semi-ring bodies on two sides, and the upper surface and the lower surface of each of the two semi-ring bodies are respectively provided with a hinge and a second fixed bolt in a threaded sleeve mode.
Preferably, the upper end and the lower end of the transmission rod are fixedly sleeved in inner cavities of two bearings respectively, and the two bearings are fixedly connected to the side face of the turntable and the top end of the telescopic rod respectively.
Compared with the prior art, the utility model discloses possess following beneficial effect:
1. this concrete bending resistance draws test device through adopting motor drive arrangement moving design to cooperation protective housing inner chamber spare part's used jointly, make the motor can change self pivoted effort into the effort of reciprocating motion from top to bottom, can realize the experimental effect to the concrete continuity, improved the degree of automation of device greatly, solved the problem that traditional device needs artifical auxiliary operation, be the embodiment of this device practicality.
2. This concrete bending resistance draws test device through the design that adopts rotatable motor and protective case for after concrete is fixed finishing on the fixed lantern ring, can utilize the rotation of motor and protective case to realize that the device draws or two kinds of test mode of bending, greatly improved the application scope of device, solved the great problem of traditional device use limitation, embodied the embodiment of this device feasibility.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the protective casing of the present invention;
fig. 3 is a schematic diagram of the structure of the movable plate of the present invention.
In the figure: 1. a base plate; 2. a base; 3. a support bar; 4. a bolt; 5. rotating the ring; 6. a movable plate; 7. a motor; 8. protecting the shell; 9. a turntable; 10. a transmission rod; 11. a telescopic rod; 12. a limiting ring; 13. fastening a knob; 14. a first fixed lantern ring; 15. an annular groove; 16. a slider; 17. a support pillar; 18. and fixing a second lantern ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, a concrete bending and pulling resistance test device comprises a bottom plate 1, a base 2 is fixedly connected to the left side of the top surface of the bottom plate 1, a support rod 3 extending upwards is movably sleeved in the inner cavity of the base 2, a bolt 4 located outside the base 2 is sleeved in a threaded manner at one end of the support rod 3 located in the inner cavity of the base 2, the top end of the support rod 3 is fixedly sleeved in the middle of a swivel 5, the side surface of the swivel 5 is fixedly connected to the middle of the back surface of a movable plate 6, a motor 7 is installed above the front surface of the movable plate 6, one end of an output shaft of the motor 7 extends to the inner cavity of a protective shell 8 and is fixedly sleeved in the middle of a rotary table 9, the side surface of the rotary table 9 is clamped at one end of a transmission rod 10, the other end of the transmission rod 10 is clamped at the top end of a telescopic rod 11, the middle, the one end fixed connection that fastening knob 13 is located telescopic link 11 inner chamber is on the top of connecting rod, and the bottom fixed connection of connecting rod has seted up annular groove 15 at the middle part of the 14 top surfaces of the fixed lantern ring on the fly leaf 6, and the top surface joint of bottom plate 1 has two sliders 16, and two sliders 16 are fixed connection respectively in the both sides of support column 17 bottom surface, and fixed lantern ring two 18 is installed respectively to the both sides of support column 17 top surface.
All around of 1 bottom surface of bottom plate fixedly connected with base respectively, the quantity of base has four, and the bottom surface of four bases is on same horizontal plane, through the design that adopts the base respectively around 1 bottom surface of bottom plate for the base can provide the effort that supports for the device, and the bottom surface of four bases has ensured the stable effect of device on same horizontal plane.
The spout has been seted up at the middle part of 1 top surface of bottom plate, and the bottom joint of two sliders 16 is on the spout, and the length value of spout equals the length value on the right side of 2 bottom surfaces of base to 1 right side of bottom plate, can test the concrete piece of different length for making the device, has seted up the spout at the top surface of bottom plate 1 for support column 17 can carry out the horizontal slip under slider 16's effect, has improved the application scope of device.
Fixing bolt has been cup jointed to the left bottom surface screw thread of protective case 8, and the fixing bolt joint is at the middle part of annular groove 15 bottom surfaces, and motor 7 and protective case 8 are rotatory respectively to using two kinds of experimental modes with not rotatory two kinds of states, after motor 7 and protective case 8 are rotatory, can screw the fixing bolt of 8 left sides bottom surfaces of protective case and fix the position of motor 7 and protective case 8, the anti bending of the concrete of being convenient for draws experimental the going on.
Fixed lantern ring one 14 and fixed lantern ring two 18 are formed by the hemicycle body of both sides respectively, and the upper and lower two sides of two hemicycles body install respectively and the screw thread has cup jointed hinge and fixing bolt two, fixed lantern ring one 14 and fixed lantern ring two 18 are mainly used for cup jointing fixedly to the concrete, through the design that adopts hemicycle body and hinge, make fixed lantern ring one 14 and fixed lantern ring two 18 can rotate and open, be convenient for cup joint the inner chamber at fixed lantern ring one 14 or fixed lantern ring two 18 with the concrete, and after the concrete cup joints, rotatory fixing bolt two can make fixed lantern ring one 14, can closely centre gripping between fixed lantern ring two 18 and the concrete.
The upper end and the lower end of the transmission rod 10 are fixedly sleeved in the inner cavities of the two bearings respectively, the two bearings are fixedly connected to the side face of the rotary table 9 and the top end of the telescopic rod 11 respectively, when the motor 7 drives the rotary table 9 to rotate, the effect that the telescopic rod 11 can reciprocate up and down is achieved under the action of the transmission rod 10, the left force and the right force of the rotation of the motor 7 can be converted into the acting force of the telescopic rod 11 moving up and down, and therefore the bearings at the two ends of the transmission rod 10 meet the requirement of the necessity that the transmission rod 10 can perform.
The working principle is that before use, firstly, according to a mode to be tested, when the concrete is required to be subjected to a bending test, firstly, two ends of the concrete are respectively sleeved and fixed on a first fixed lantern ring 14 and a second fixed lantern ring 18, and when the concrete is fixed, a sliding block 16 and the second fixed lantern ring 18 can slide left and right, so that the device can be suitable for the concrete with different lengths, at the moment, a power supply of a motor 7 is turned on, the rotation of the motor 7 can drive a turntable 9 to synchronously rotate, and under the action of a transmission rod 10, a telescopic rod 11 can reciprocate up and down to achieve the purpose of circular test of the concrete, and the bending acting force can be changed by adjusting the length value of the connecting rod above the first telescopic fixed lantern ring 14; when a pulling test is needed, firstly, the motor 7 and the protective shell 8 are rotated by 90 degrees, the first fixed lantern ring 14 is rotated by the same angle, at the moment, the bolt 4 is unscrewed to adjust the height value of the supporting rod 3, the middle part of the first fixed lantern ring 14 and the middle part of the second fixed lantern ring 18 can be located on the same horizontal plane, and then the test is carried out according to the same steps of the bending test.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a concrete bending resistance draws test device, includes bottom plate (1), its characterized in that: the left side fixedly connected with base (2) of bottom plate (1) top surface, the inner chamber activity of base (2) has cup jointed the bracing piece (3) that upwards stretches out, the one end screw thread that bracing piece (3) are located base (2) inner chamber has cup jointed bolt (4) that are located base (2) outside, and the fixed middle part that cup joints at swivel (5) in top of bracing piece (3), the side fixed connection at the middle part at the fly leaf (6) back of swivel (5), motor (7) are installed to the positive top of fly leaf (6), the one end of motor (7) output shaft extends to the inner chamber of protective case (8) and fixed cup joints the middle part at carousel (9), the side joint of carousel (9) is in the one end of transfer line (10), the other end joint of transfer line (10) is on the top of telescopic link (11), the middle part activity of telescopic link (11) is cup jointed the middle part at spacing ring (12), the bottom screw thread of spacing ring (12) has cup jointed fastening knob (13) that stretches out to the inside and outside both sides of telescopic link (11), fastening knob (13) are located the one end fixed connection on the top of connecting rod of telescopic link (11) inner chamber, the bottom fixed connection of connecting rod is at the middle part of fixed lantern ring (14) top surface, annular groove (15) have been seted up on fly leaf (6), the top surface joint of bottom plate (1) has two sliders (16), two slider (16) fixed connection is in the both sides of support column (17) bottom surface respectively, fixed lantern ring two (18) are installed respectively to the both sides of support column (17) top surface.
2. The concrete bending tensile test device according to claim 1, wherein: the periphery of the bottom surface of the bottom plate (1) is fixedly connected with four bases, and the bottom surfaces of the four bases are on the same horizontal plane.
3. The concrete bending tensile test device according to claim 1, wherein: the middle part of bottom plate (1) top surface has seted up the spout, two the bottom joint of slider (16) is on the spout, the length value of spout equals the length value on the right side of base (2) bottom surface to bottom plate (1) right side.
4. The concrete bending tensile test device according to claim 1, wherein: the bottom surface on the left side of the protective shell (8) is in threaded sleeve connection with a fixing bolt, and the fixing bolt is clamped in the middle of the bottom surface of the annular groove (15).
5. The concrete bending tensile test device according to claim 1, wherein: the first fixed lantern ring (14) and the second fixed lantern ring (18) are respectively composed of semi-ring bodies on two sides, and the upper surface and the lower surface of each of the two semi-ring bodies are respectively provided with a hinge and a second fixed bolt in a sleeved mode through threads.
6. The concrete bending tensile test device according to claim 1, wherein: the upper end and the lower end of the transmission rod (10) are fixedly sleeved in inner cavities of two bearings respectively, and the two bearings are fixedly connected to the side face of the turntable (9) and the top end of the telescopic rod (11) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922258503.XU CN211453121U (en) | 2019-12-17 | 2019-12-17 | Concrete bending tensile test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922258503.XU CN211453121U (en) | 2019-12-17 | 2019-12-17 | Concrete bending tensile test device |
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| Publication Number | Publication Date |
|---|---|
| CN211453121U true CN211453121U (en) | 2020-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922258503.XU Expired - Fee Related CN211453121U (en) | 2019-12-17 | 2019-12-17 | Concrete bending tensile test device |
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| Country | Link |
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| CN (1) | CN211453121U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112630209A (en) * | 2020-12-31 | 2021-04-09 | 江苏闪码光机电科技有限公司 | Real-time online all-element detection device and detection method for bulk mineral products LIBS |
| CN113533079A (en) * | 2021-08-03 | 2021-10-22 | 上海乐橘科技有限公司 | Plastic tray mechanical strength check out test set |
| CN115326572A (en) * | 2022-09-12 | 2022-11-11 | 季聪毅 | A component strength detection device of a motor and a detection method thereof |
-
2019
- 2019-12-17 CN CN201922258503.XU patent/CN211453121U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112630209A (en) * | 2020-12-31 | 2021-04-09 | 江苏闪码光机电科技有限公司 | Real-time online all-element detection device and detection method for bulk mineral products LIBS |
| CN113533079A (en) * | 2021-08-03 | 2021-10-22 | 上海乐橘科技有限公司 | Plastic tray mechanical strength check out test set |
| CN113533079B (en) * | 2021-08-03 | 2024-03-15 | 上海乐橘科技有限公司 | Plastic pallet mechanical strength check out test set |
| CN115326572A (en) * | 2022-09-12 | 2022-11-11 | 季聪毅 | A component strength detection device of a motor and a detection method thereof |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200908 Termination date: 20211217 |
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| CF01 | Termination of patent right due to non-payment of annual fee |