CN210243373U - Concrete compression testing machine - Google Patents
Concrete compression testing machine Download PDFInfo
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- CN210243373U CN210243373U CN201921247803.1U CN201921247803U CN210243373U CN 210243373 U CN210243373 U CN 210243373U CN 201921247803 U CN201921247803 U CN 201921247803U CN 210243373 U CN210243373 U CN 210243373U
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Abstract
The utility model discloses a concrete compression testing machine belongs to concrete performance check out test set, when having solved the concrete test block diameter that waits to detect and be less than the headspace of top board and bottom plate, compression testing machine can't carry out the problem that detects to it, and its technical scheme main points are: including the frame and be located the testboard of frame one side, the frame top is provided with the biography pressure device that is used for transmission pressure, pass the pressure device and include that an inside has the pressure seat of cavity and the activity sets up the power post on pressing the seat from top to bottom, and power capital portion is provided with and is used for the bearing plate that offsets with the top board, and the bottom of power post is worn to the cavity is inside and is connected with the application of force board, and the standing groove that supplies to press the seat card to go into is all still seted up to the both sides at frame top, can make things convenient for the resistance to compression test of little volume concrete test block.
Description
Technical Field
The utility model belongs to concrete performance testing equipment, in particular to concrete compression testing machine.
Background
As an indispensable material in the construction process of building engineering, the economy and the applicability of the concrete are incomparable with those of other materials at the present stage and in a long time in the future. However, at present, many manufacturers often produce concrete, and therefore, the performance of the concrete is especially important to detect.
Concrete compression testing machine is exactly the equipment that tests concrete compressive capacity, and it includes top board and bottom plate, through placing the concrete test block that will wait to detect on the bottom plate, thereby bottom plate lifting or top board pushing down make top board and concrete test block offset, thereby continue exerting pressure afterwards to thereby the concrete test block breaks and reachs the maximum compressive resistance of concrete test block.
For avoiding the mutual extrusion of top board and bottom plate during the air compression, can reserve certain space between pressure testing machine's top board and the bottom plate usually, top board and bottom plate can't offset when using promptly.
Generally, the concrete test block to be detected is of a cubic structure with the side length of about 70mm, and a compression testing machine can well detect the concrete test block. However, if the diameter of the concrete test block to be detected is smaller than the reserved space between the upper pressing plate and the lower supporting plate, the pressure testing machine cannot detect the concrete test block.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a concrete compression testing machine can make things convenient for the compression test of small volume concrete test block.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the utility model provides a concrete compression testing machine, includes the frame and is located the testboard of frame one side, and the frame top is provided with the biography pressure device that is used for transmission pressure, pass the pressure device and include that an inside has the pressure seat of cavity and the upper and lower activity sets up the power post on pressing the seat, and power post top is provided with and is used for the bearing plate that offsets with the top board, and the bottom of power post is worn to the cavity inside and is connected with the application of force board, and the standing groove that supplies to press the seat card to go into is all still seted up to the both sides at frame top.
Through adopting above-mentioned technical scheme, the concrete test block that awaits measuring is placed in the cavity of pressing the seat to place this biography pressure device on the bottom plate, the bottom plate lifting makes bearing plate and top board offset, and along with the continuation lifting of bottom plate, the application of force board can be with pressure conduction to the concrete test block on, thereby the extrusion concrete test block breaks to the concrete test block, thereby reachs the maximum compressive resistance of concrete test block.
The utility model discloses further set up to: the two sides of the force application plate are provided with guide posts, and the pressure seat is provided with strip holes for the guide posts to pass through and for the guide posts to slide up and down.
Through adopting above-mentioned technical scheme, through the setting of guide post and seting up of guiding hole, can play the guide effect to the vertical removal of application of force board, can make the direction perpendicular to concrete test block all the time of application of force board application of force in concrete test block.
The utility model discloses further set up to: the guide post is a bolt, the diameter of the bolt head is larger than the width of the long hole, and threaded holes for the bolt to pass through are formed in the two sides of the force application plate.
Through adopting above-mentioned technical scheme, through setting up the guide post into the bolt, the bolt is convenient for draw materials, can carry out the installation of guide post again after the application of force board installation is accomplished simultaneously.
The utility model discloses further set up to: and an elastic piece for driving the force application plate to move upwards all the time is arranged in the pressure seat.
Through adopting above-mentioned technical scheme, through the setting of elastic component, the elastic component can drive the application of force board and carry out the lifting to make things convenient for the concrete test block to put into the cavity of pressing the seat at first.
The utility model discloses further set up to: the elastic piece is a tension spring, a hanging ring for hanging one end of the tension spring is arranged on one side face, facing the cavity, of the top plate of the pressing seat, and the other end of the tension spring is hung on the guide post.
Through adopting above-mentioned technical scheme, through setting up the elastic component into the extension spring, the both ends of extension spring are connected respectively on link and guide post, and the link is fixed on pressing the seat for thereby the extension spring can carry out the lifting in application of force board through the guide post application of force in application of force board, makes things convenient for the concrete test block to put into the cavity of pressing the seat at first.
The utility model discloses further set up to: the two sides of the bottom of the pressing seat are provided with stepped table surfaces, and two ends of each stepped table surface are provided with limiting rods.
Through adopting above-mentioned technical scheme, through being provided with the gag lever post, the concrete test block can be restricted by the gag lever post after placing on the base, avoids the concrete test block to drop from the base.
The utility model discloses further set up to: the pressing seat is provided with a fixed disc below, the fixed disc is provided with a transverse cutting part, and the placing groove is a groove matched with the fixed disc.
Through adopting above-mentioned technical scheme, through set up crosscut portion on the fixed disk, the fixed disk can not take place to deflect in the standing groove after placing in the standing groove to the stability after the promotion is placed.
To sum up, the utility model discloses following beneficial effect has:
1. the pressure transmission device can transmit the extrusion force of the lower supporting plate and the upper pressing plate, so that the measurement of the small-volume concrete test block is facilitated;
2. the guide post plays the guide effect to the removal of applying the clamp plate, and extension spring one end is hung and is established on the guide post, and the other end is hung and is established and can be applied force to the application of force board on the link steadily to carry out the lifting with the application of force board, make things convenient for the beginning concrete test block to put into the cavity.
Drawings
FIG. 1 is an exploded view of a pressure transfer device and a frame;
FIG. 2 is a first structural view of a pressure transmission device;
fig. 3 is a second structural view of the pressure transmission device.
In the figure, 1, a frame; 11. an upper pressure plate; 12. a lower supporting plate; 13. a placement groove; 2. a test bench; 3. a pressure transmitting device; 31. pressing a base; 311. a strip hole; 312. hanging a ring; 32. a force transmission column; 33. a pressure bearing plate; 34. pressing a plate; 35. a guide post; 36. a tension spring; 37. fixing the disc; 371. a transverse cutting part; 38. a limiting rod.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the utility model provides a concrete compression testing machine, including frame 1 and the testboard 2 that is located frame 1 one side.
The rack 1 is provided with an upper pressure plate 11, a lower supporting plate 12 and a lifting mechanism (not shown in the figure) which is positioned below the lower supporting plate 12 and controls the lower supporting plate 12 to lift, and when the rack is used, the lower supporting plate 12 is close to the upper pressure plate 11 by lifting the lower supporting plate 12 so as to perform a test.
The two sides of the top of the frame 1 are provided with a placing groove 13, and the pressure transmission device 3 is placed in the placing groove 13.
Referring to fig. 2 and 3, pressure device 3 presses seat 31 and the upper and lower activity sets up the dowel steel 32 in pressing seat 31, press the inside cavity that has one and supply the concrete test block to put into of seat 31, dowel steel 32 is from last to wearing to the cavity inside down, and the top of dowel steel 32 is connected with the bearing plate 33 that is used for offsetting with top board 11, dowel steel 32 bottom is worn to the cavity in and is connected with the application of force board, thereby the pressure plate can offset with the concrete test block of placing in the cavity when using and compress tightly the concrete test block.
The two sides of the force application plate are provided with guide posts 35 penetrating through the side walls of the pressing seat 31, and the two side walls of the pressing seat 31 are provided with strip holes 311 for the guide posts 35 to pass through and for the guide posts 35 to slide up and down. The guide column 35 is a bolt, a threaded hole for the bolt to pass through is formed in the side wall of the force application plate, and the diameter of the head of the bolt is larger than the width of the strip hole 311.
The pressing seat 31 is further internally provided with an elastic element for driving the force application plate to always move upwards, the elastic element in the embodiment is preferably a tension spring 36, two ends of the tension spring 36 are provided with hooks, a hanging ring 312 for hanging one end of the tension spring 36 is arranged on one side surface of the top plate of the pressing seat 31 facing the cavity, and the other end of the tension spring 36 is hung on the guide column 35.
The both sides of the bottom of pressing seat 31 have the ladder concave surface, and the both ends of two ladder concave surfaces all are provided with gag lever post 38, and the concrete test block that awaits measuring is placed and is carried on spacingly by gag lever post 38 in pressing the cavity of seat 31 in order to avoid deviating from and press seat 31. The fixing plate 37 is further disposed below the pressing seat 31, both sides of the fixing plate 37 in this embodiment have transverse sections 371, the placing groove 13 is a groove adapted to the fixing plate 37, and in other embodiments, the fixing plate 37 may also have a non-circular structure such as a rectangle, an ellipse, and the like.
The using method comprises the following steps:
when a small-size concrete test block needs to be detected, the force transmission device is placed on the lower supporting plate 12, the concrete test block is placed in the cavity of the pressing seat 31, then the upper pressing plate 11 is abutted to the bearing plate 33 through upward lifting of the lower supporting plate 12, the upper pressing plate 11 drives the bearing plate 33 to move downwards along with continuous rising of the lower supporting plate 12, the bearing plate 33 drives the force application plate to move downwards through the force transmission columns 32 to extrude the concrete test block, and the maximum pressure resistance of the concrete test block can be obtained after the concrete test block is broken.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (7)
1. The utility model provides a concrete compression testing machine, includes frame (1) and is located testboard (2) of frame (1) one side, its characterized in that, frame (1) top is provided with pressure transmission device (3) that are used for transmission pressure, pressure transmission device (3) including inside pressure seat (31) that have the cavity and activity setting up power column (32) on pressure seat (31) from top to bottom, power column (32) top is provided with and is used for bearing plate (33) that offset with top board (11), the bottom of power column (32) is worn to the cavity inside and is connected with the application of force board, standing groove (13) that supply to press seat (31) card to go into are all seted up to the both sides at frame (1) top.
2. The concrete compression testing machine of claim 1, wherein guide columns (35) are arranged on two sides of the force application plate, and the pressing base (31) is provided with a long hole (311) for the guide column (35) to pass through and the guide column (35) to slide up and down.
3. The concrete pressure testing machine according to claim 2, characterized in that the guide column (35) is a bolt, the diameter of the bolt head is larger than the width of the long hole (311), and threaded holes for the bolt to pass through are formed on two sides of the force application plate.
4. A concrete pressure testing machine according to claim 2, characterized in that an elastic member driving the force application plate to move upwards all the time is arranged in the pressure base (31).
5. The concrete pressure testing machine according to claim 4, characterized in that the elastic member is a tension spring (36), a hanging ring (312) for hanging one end of the tension spring (36) is arranged on one side surface of the top plate of the pressing seat (31) facing the cavity, and the other end of the tension spring (36) is hung on the guide column (35).
6. The concrete pressure tester according to claim 1, characterized in that, the two sides of the bottom of the pressure seat (31) are provided with step table tops, and both ends of the two step table tops are provided with limiting rods (38).
7. A concrete pressure tester according to claim 6, characterized in that a fixed plate (37) is arranged below the pressure seat (31), the fixed plate (37) is provided with a transverse cutting part (371), and the placing groove (13) is a groove matched with the fixed plate (37).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921247803.1U CN210243373U (en) | 2019-08-02 | 2019-08-02 | Concrete compression testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921247803.1U CN210243373U (en) | 2019-08-02 | 2019-08-02 | Concrete compression testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210243373U true CN210243373U (en) | 2020-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921247803.1U Active CN210243373U (en) | 2019-08-02 | 2019-08-02 | Concrete compression testing machine |
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| CN (1) | CN210243373U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113155624A (en) * | 2021-02-26 | 2021-07-23 | 河海大学 | Device and method for testing surface strength of dredged sand concrete |
-
2019
- 2019-08-02 CN CN201921247803.1U patent/CN210243373U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113155624A (en) * | 2021-02-26 | 2021-07-23 | 河海大学 | Device and method for testing surface strength of dredged sand concrete |
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