CN219737074U - Concrete extrusion resistance testing device - Google Patents
Concrete extrusion resistance testing device Download PDFInfo
- Publication number
- CN219737074U CN219737074U CN202320258521.1U CN202320258521U CN219737074U CN 219737074 U CN219737074 U CN 219737074U CN 202320258521 U CN202320258521 U CN 202320258521U CN 219737074 U CN219737074 U CN 219737074U
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- pressing plate
- central position
- testing device
- tested
- laser
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- 238000012360 testing method Methods 0.000 title claims abstract description 32
- 238000001125 extrusion Methods 0.000 title claims abstract description 18
- 238000005259 measurement Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000012669 compression test Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009778 extrusion testing Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000005341 toughened glass Substances 0.000 description 1
Abstract
The utility model discloses a concrete extrusion-resistant testing device, which comprises a base and a top seat, wherein the top seat is arranged at the upper end of the base through a support column, an upper pressing plate component is movably inserted into the top seat, a lower pressing plate is arranged at the position, opposite to the upper pressing plate component, of the base, a laser line emitter is arranged in the central position of the lower end of the upper pressing plate component, a laser line emitted by the laser line emitter can irradiate the central position of the lower pressing plate, a diagonal line centering component for determining the central position of a block to be tested is detachably arranged on the lower pressing plate, and when the central position determined by the diagonal line centering component is coincident with a laser point irradiated by the laser emitter, the block to be tested is positioned at the central positions of the upper pressing plate component and the lower pressing plate. The device determines and calibrates the center position of the block to be tested through the laser and diagonal line centering component, and improves the accuracy of the pressure test.
Description
Technical Field
The utility model relates to the field of concrete detection equipment, in particular to a concrete extrusion resistance testing device.
Background
Concrete is one of the most important civil engineering materials in the current generation, and the strength grade of the concrete can be determined through a compression test of the concrete and can be used as an important index for leveling the quality of the concrete. In the prior art, a concrete pressure testing machine is generally adopted to finish the compression-resistant testing work of concrete, and during testing, workers are required to place a block to be tested between an upper pressure plate and a lower pressure plate, and the position of the block to be tested is adjusted through a direct observation method. The lower pressure plate of the existing pressure testing machine is generally drawn with a plurality of concentric circles so as to facilitate a worker to calibrate the position of the block to be tested according to the concentric circles with similar sizes as standards, but the block to be tested is generally square in shape, the center position is difficult to determine, and whether the block to be tested is positioned at the center position or not is still difficult to ensure only by direct observation and manual adjustment methods, so that the accuracy of the pressure test is affected.
Disclosure of Invention
The utility model aims to at least solve one of the above-mentioned technical problems, and provides a concrete anti-extrusion testing device, which can determine and calibrate the center position of a block to be tested through a laser and diagonal line centering component, thereby improving the accuracy of a pressure test.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the concrete extrusion resistance testing device comprises a base and a top seat, wherein the top seat is arranged at the upper end of the base through a support column, an upper pressing plate component is movably inserted on the top seat, a lower pressing plate is arranged at the position, opposite to the upper pressing plate component, of the base, a laser line emitter is arranged in the central position of the lower end of the upper pressing plate component, a laser line emitted by the laser line emitter can irradiate the central position of the lower pressing plate, a diagonal line centering component for determining the central position of a block to be tested is detachably arranged on the lower pressing plate, and the block to be tested is positioned at the central positions of the upper pressing plate component and the lower pressing plate when the central position determined by the diagonal line centering component is coincident with a laser point irradiated by the laser emitter.
As the improvement of above-mentioned technical scheme, the subassembly is looked for to diagonal includes horizontal spout, horizontal spout can install on the holding down plate detachably, it has two sets of parallel arrangement's vertical spout to remove the cartridge on the horizontal spout, two sets of all remove the cartridge has right angle locating plate on the vertical spout, two sets of right angle mouth of right angle locating plate sets up relatively, and can laminate with the volume right angle limit that awaits measuring the piece adjacent respectively, two sets of right angle locating plate upper end all is equipped with the centering pole that is on a parallel with the holding down plate in the position of diagonal, two sets of the crossing point position of centering pole is the central point of awaiting measuring the piece.
As an improvement of the technical scheme, the lower pressing plate is provided with the slot, and the position of the bottom of the transverse chute corresponding to the slot is provided with the insert block.
As the improvement of above-mentioned technical scheme, the top board subassembly includes lift lead screw and top board, lift lead screw activity cartridge is on the footstock, the top board is installed on the lower extreme of lift lead screw, laser line transmitter sets up in the central point of top board lower extreme.
As the improvement of the technical scheme, the central position of the lower end of the upper pressing plate is provided with the mounting groove, the laser line emitter is mounted in the mounting groove, and the position of the upper pressing plate, which is positioned at the opening of the mounting groove, is provided with the light-transmitting sealing plate.
As an improvement of the technical scheme, a hand wheel is arranged at the upper end of the lifting screw rod.
As an improvement of the technical scheme, the lifting screw rod lifting device further comprises a control cabinet, a driving device for driving the lifting screw rod is arranged on the top seat, and the driving device is electrically connected with the control cabinet.
As an improvement of the technical scheme, a plurality of concentric circle marks are arranged on the lower pressing plate.
Compared with the prior art, the utility model has the beneficial effects that:
according to the concrete extrusion-resistant testing device, the laser line emitter is arranged at the central position of the upper pressing plate assembly, and emits the laser line to irradiate the central position of the lower pressing plate, so that the central position of the lower pressing plate can be determined according to the irradiation point of the laser line when a block to be tested is placed in the concrete extrusion-resistant testing device; in addition, the diagonal line centering assembly is further arranged, the diagonal line position of the block to be tested can be determined, the central point position of the block to be tested is measured through the intersection point of the diagonal lines, the position of the block to be tested is conveniently calibrated by workers, the central position of the lower pressing plate is enabled to coincide with the central point position of the block to be tested, and measurement accuracy is improved.
Drawings
The utility model is described in further detail below with reference to the attached drawing figures, wherein:
FIG. 1 is a schematic diagram of a first embodiment of the present utility model;
FIG. 2 is a schematic diagram of a second embodiment of the present utility model;
FIG. 3 is a schematic diagram of a diagonal alignment assembly according to an embodiment of the present utility model;
FIG. 4 is a front view of an embodiment of the present utility model;
FIG. 5 is a bottom view of a diagonal centering assembly in accordance with an embodiment of the present utility model.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present, as well as being disposed not only in an intermediate position but also in both ends as far as they are within the scope defined by the intermediate position. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1 to 5, the utility model provides a concrete extrusion-resistant testing device, which comprises a base 10 and a top seat 11, wherein the top seat 11 is installed on the upper end of the base 10 through a support column 12, an upper pressing plate assembly 20 is movably inserted on the top seat 12, a lower pressing plate 30 is arranged on the base 10 at a position opposite to the upper pressing plate assembly 20, a laser line emitter 21 is arranged in the central position of the lower end of the upper pressing plate assembly 20, a laser line emitted by the laser line emitter 21 can irradiate the central position of the lower pressing plate 30, a diagonal line centering assembly 40 for determining the central position of a block to be tested is detachably installed on the lower pressing plate 30, and when the central position determined by the diagonal line centering assembly 40 is coincident with a laser point irradiated by the laser emitter 21, the block to be tested is positioned at the central positions of the upper pressing plate assembly 20 and the lower pressing plate 30.
The concrete test block to be tested is placed on the lower pressing plate 30 during test, the upper pressing plate assembly 20 can move up and down, and the upper pressing plate assembly 20 downwardly presses the concrete test block while moving down, so that the concrete test block is gradually deformed until broken, and the pressure resistance condition of the concrete test block is measured. The laser line transmitter 21 is a conventional laser transmitter, and will not be described in detail in the present utility model. Further, to facilitate preliminary alignment with the position of the block to be tested, the lower platen 30 is provided with a plurality of concentric marks 32.
According to the concrete extrusion resistance testing device, the laser line emitter 21 is arranged at the central position of the upper pressing plate assembly 20, and emits laser lines to irradiate the central position of the lower pressing plate 30, so that the central position of the lower pressing plate can be determined according to the irradiation points of the laser lines when a block to be tested is placed in the concrete extrusion resistance testing device; in addition, a diagonal line centering component 40 is further provided, so that the diagonal line position of the block to be tested can be determined, the central point position of the block to be tested is measured through the intersection point of the diagonal lines, the position of the block to be tested is conveniently calibrated by a worker, the central position of the lower pressing plate 30 is enabled to coincide with the central point position of the block to be tested, and the measurement accuracy is improved.
Referring to fig. 3 to 5, in a specific embodiment of the present utility model, the diagonal line centering assembly 40 includes a lateral sliding groove 41, the lateral sliding groove 41 is detachably mounted on the lower platen 30, two sets of vertical sliding grooves 42 disposed in parallel are movably inserted on the lateral sliding groove 41, two sets of right angle positioning plates 43 are movably inserted on the vertical sliding grooves 42, right angle openings of the two sets of right angle positioning plates 43 are disposed opposite to each other and can be respectively attached to a right angle side of an adjacent block to be tested, centering rods 44 parallel to the lower platen 30 are disposed at positions of upper ends of the two sets of right angle positioning plates 43 on the diagonal line, and an intersection point position where the two sets of centering rods 44 intersect is a center position of the block to be tested. The transverse chute 41 and the vertical chute 42 are used for realizing the transverse and vertical movement functions of the two sets of right-angle positioning plates 43, and of course, other structures such as automatic driving and the like can be adopted; connecting rods can be further arranged between the two groups of right-angle positioning plates 43, so that the two groups of right-angle positioning plates 43 can synchronously move.
In operation, after the block to be tested is placed on the lower platen 30, two sets of vertical sliding grooves 42 can be moved left and right along the horizontal sliding grooves 41, or two sets of right angle positioning plates 43 can be moved back and forth along the vertical sliding grooves 42, so that the two sets of right angle positioning plates 43 are completely attached to two adjacent right angle edges of the block to be tested, at this time, the two sets of centering bars 44 are located at two diagonal positions of the block to be tested, the intersection point position of the two sets of centering bars 44 is the center point of the block to be tested, and then the positions of the test block and the two sets of centering bars 44 are synchronously moved, so that the calibration work is completed when the intersection point position overlaps the center position irradiated by the laser line emitter 21.
Further, since the block to be tested will deform and break after being pressed, in order to avoid the obstruction of the diagonal line centering assembly 40, the lower pressing plate 30 is provided with a slot 31, and the bottom of the transverse chute 41 is provided with an insert 45 at a position corresponding to the slot 31, so as to detach the device after calibration is completed.
In the embodiment of the present utility model, the upper platen assembly 20 includes a lift screw 22 and an upper platen 23, the lift screw 22 is movably inserted on the top base 11, the upper platen 23 is mounted on the lower end of the lift screw 22, and the laser line emitter 21 is disposed in a central position of the lower end of the upper platen 23. In addition, a hand wheel 25 is provided on the upper end of the lifting screw 22 so as to rotate the lifting screw 22 to adjust the position of the upper pressing plate 23 up and down. In order to facilitate the automatic control of the up-and-down movement of the lifting screw 22, the device further comprises a control cabinet 50, a driving device 26 for driving the lifting screw 22 is arranged on the top seat 11, and the driving device 26 is electrically connected with the control cabinet 50. Wherein, the driving device 26 can drive the lifting screw 22 to rotate, and the control cabinet 50 can control the driving device 26 to work; the control cabinet 50 is a conventional control cabinet 50, and a control system is disposed inside the control cabinet 50, and at least includes a processing unit and a control unit, which are referred to in the prior art, and will not be described in detail in the present disclosure.
Further, since the upper pressing plate 23 will press the test block downward during operation, the laser line emitter 21 is disposed inside the upper pressing plate 23, so that the central position of the lower end of the upper pressing plate 23 is provided with a mounting groove 24, the laser line emitter 21 is mounted in the mounting groove 24, and the upper pressing plate 23 is provided with a light-transmitting sealing plate at the position of the opening of the mounting groove 24. The light transmissive cover plate may be made of a rigid light transmissive material such as toughened glass, bullet resistant glass, or the like, which is both laser transmissive and prevents debris from entering the mounting groove 24.
The above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and any modifications or equivalent substitutions without departing from the spirit and scope of the present utility model should be covered in the scope of the technical solution of the present utility model.
Claims (8)
1. The concrete extrusion resistance testing device comprises a base and a top seat, wherein the top seat is arranged at the upper end of the base through a support column, an upper pressing plate component is movably inserted on the top seat, a lower pressing plate is arranged at the position, opposite to the upper pressing plate component, of the base, a laser line emitter is arranged in the central position of the lower end of the upper pressing plate component, a laser line emitted by the laser line emitter can irradiate the central position of the lower pressing plate, a diagonal line centering component for determining the central position of a block to be tested is detachably arranged on the lower pressing plate, and when the central position determined by the diagonal line centering component is coincident with a laser point irradiated by the laser emitter, the block to be tested is positioned at the central positions of the upper pressing plate component and the lower pressing plate.
2. The concrete extrusion-resistant testing device according to claim 1, wherein the diagonal line centering component comprises a transverse chute, the transverse chute can be detachably mounted on the lower pressing plate, two groups of vertical chutes which are arranged in parallel are movably inserted in the transverse chute, right angle positioning plates are movably inserted in the two groups of vertical chutes, right angle ports of the two groups of right angle positioning plates are oppositely arranged and can be respectively attached to the right angle edges of adjacent measurement blocks to be tested, centering rods which are parallel to the lower pressing plate are arranged at the upper ends of the two groups of right angle positioning plates at the diagonal line positions, and the intersecting point positions of the two groups of centering rods are the central position of the blocks to be tested.
3. The concrete extrusion-resistant testing device according to claim 2, wherein the lower pressing plate is provided with a slot, and the bottom of the transverse chute is provided with an insert block at a position corresponding to the slot.
4. The concrete extrusion-resistant testing device according to claim 1, wherein the upper platen assembly comprises a lifting screw movably inserted on the top base and an upper platen mounted on a lower end of the lifting screw, and the laser line emitter is disposed in a central position of a lower end of the upper platen.
5. The concrete extrusion-resistant testing device according to claim 4, wherein a mounting groove is formed in the central position of the lower end of the upper pressing plate, the laser line emitter is mounted in the mounting groove, and a light-transmitting sealing plate is arranged at the position of the upper pressing plate, which is located at the opening of the mounting groove.
6. The concrete extrusion resistance testing device according to claim 4, wherein a hand wheel is arranged at the upper end of the lifting screw rod.
7. The concrete extrusion-resistant testing device according to claim 4 or 5, further comprising a control cabinet, wherein the top seat is provided with a driving device for driving the lifting screw rod, and the driving device is electrically connected with the control cabinet.
8. The concrete extrusion-resistant testing device according to claim 1, wherein a plurality of concentric circle marks are arranged on the lower pressing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320258521.1U CN219737074U (en) | 2023-02-20 | 2023-02-20 | Concrete extrusion resistance testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320258521.1U CN219737074U (en) | 2023-02-20 | 2023-02-20 | Concrete extrusion resistance testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219737074U true CN219737074U (en) | 2023-09-22 |
Family
ID=88032459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320258521.1U Active CN219737074U (en) | 2023-02-20 | 2023-02-20 | Concrete extrusion resistance testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219737074U (en) |
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2023
- 2023-02-20 CN CN202320258521.1U patent/CN219737074U/en active Active
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