CN119224278B - Slag concrete shrinkage test equipment - Google Patents
Slag concrete shrinkage test equipment Download PDFInfo
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- CN119224278B CN119224278B CN202411777063.8A CN202411777063A CN119224278B CN 119224278 B CN119224278 B CN 119224278B CN 202411777063 A CN202411777063 A CN 202411777063A CN 119224278 B CN119224278 B CN 119224278B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/38—Concrete; Lime; Mortar; Gypsum; Bricks; Ceramics; Glass
- G01N33/383—Concrete or cement
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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Abstract
The invention provides slag concrete shrinkage test equipment, which relates to the technical field of concrete shrinkage test equipment and comprises test equipment and comparison equipment, wherein the test equipment and the comparison equipment comprise a sealing cover, a shrinkage test execution assembly and an environment adjustment assembly, the shrinkage test execution assembly comprises a placing table, a first mounting table and a second mounting table, the placing table is used for placing concrete blocks, and a positioning block is arranged on one side of the placing table. According to the invention, the height of the dial indicator can be flexibly adjusted according to the volume of the test concrete through the adjustable installation of the dial indicator on the first installation table, the horizontal shrinkage rate of the concrete block and the vertical shrinkage rate of the concrete block are respectively met through the design of the first installation table and the second installation table, the real environment simulation is realized through the design of the environment adjusting component and the sealing cover, so that the final test data has substantial referential property, the pressure bearing condition of the concrete in the real environment can be simulated through the design of the second installation table and the pressure applying block, and the referential property of the final test data is ensured.
Description
Technical Field
The invention belongs to the technical field of concrete shrinkage test equipment, and particularly relates to slag concrete shrinkage test equipment.
Background
The prior art publication No. CN 116930465A discloses a concrete shrinkage test device and an experimental method thereof, wherein the concrete shrinkage test device comprises an aluminum alloy bracket and two detection mechanisms, the detection mechanisms are positioned at the top of the aluminum alloy bracket, and the detection mechanisms comprise supporting blocks; the transmission mechanism controls the detection mechanism to automatically detect the concrete test piece to be detected, so that errors in measurement caused by manual repeated adjustment can be avoided, the accuracy of measurement is impression, meanwhile, the leveling mechanism can directly contact with the concrete test piece to be detected through the dial gauge measuring rod for measurement, a plurality of concave parts are unavoidably formed on the concrete test piece to be detected, if data obtained by the measuring rod contacting with the measuring rod during detection are necessarily inaccurate, the problem that finally obtained concrete shrinkage data are inaccurate can be caused, and the ash removal mechanism can blow air at the contact position of the leveling frame and the concrete test piece to be detected, float ash on the surface is blown down, the effect of cleaning the float ash is achieved, and the detection accuracy is improved;
the prior art has the following disadvantages:
(1) The dial indicator is fixedly installed, the detection parts of the dial indicator are the same in height each time, and flexible adjustment cannot be performed according to the volume of the test concrete;
(2) Because the open type equipment of the test equipment can not adjust the test environment, the final detection result is not comprehensive enough and lacks substantial reference;
(3) The device can only measure the contractility of the concrete in the side direction, and the detection data is single;
(4) Because the volume in the actual action process of the concrete is larger than the volume difference of the test sample, the test equipment cannot simulate the bearing of the concrete in the actual use environment, and the substantial referenceof test data is lower.
Disclosure of Invention
The invention provides slag concrete shrinkage test equipment which is used for solving at least one technical problem.
In order to solve the technical problems, the invention discloses slag concrete shrinkage test equipment which comprises test equipment and comparison equipment, wherein the test equipment and the comparison equipment comprise a sealing cover, a shrinkage test execution assembly and an environment adjustment assembly;
The shrinkage test execution assembly comprises a placing table, a first mounting table and a second mounting table, wherein the placing table is used for placing concrete blocks, a positioning block is arranged on one side of the placing table, the first mounting table and the second mounting table are respectively arranged on the side and the upper side of the placing table, and the first mounting table and the second mounting table are respectively used for mounting any one of a dial indicator and a pressurizing block.
Preferably, the environment adjusting component is arranged in the equipment base of the test equipment and the comparison equipment, the environment adjusting component comprises a temperature adjusting mechanism, a humidity adjusting mechanism and an illumination simulation mechanism, the upper surface of the equipment base is provided with a communication ventilation port, and the temperature adjusting mechanism and the humidity adjusting mechanism are communicated with the communication ventilation port.
Preferably, the first mounting table comprises a first mounting table block body, a vertical guide groove is formed in the first mounting table block body, an electric vertical adjusting screw rod is rotationally connected to the vertical guide groove, a vertical adjusting nut is connected to the electric vertical adjusting screw rod in a threaded mode, the first mounting block is fixedly connected to the vertical adjusting nut, and the first mounting block is used for mounting any one of a dial indicator and a pressurizing block.
Preferably, the equipment bases of the test equipment and the comparison equipment are provided with two symmetrically-arranged coarse adjustment cylinders, a transverse adjustment guide rail is arranged between the two coarse adjustment cylinders, a linear motor is arranged on the transverse adjustment guide rail, the output end of the linear motor is fixedly connected with a fine adjustment air-saving cylinder mounting seat, the fine adjustment air-saving cylinder mounting seat is fixedly connected with a fine adjustment air-saving cylinder, and a second mounting table is arranged at the working end of the fine adjustment air-saving cylinder.
Preferably, the transverse adjusting guide rail is provided with a U-shaped mounting frame, and the illumination simulation mechanism of the environment adjusting assembly is arranged on the U-shaped mounting frame.
Preferably, the test equipment and the comparison equipment are provided with image acquisition components.
Preferably, the equipment bases of the test equipment and the comparison equipment are provided with a placing table adjusting component;
Placing a platform adjusting part and including placing a platform electric adjustment lead screw, placing a platform electric adjustment lead screw and rotating and connecting in the lead screw mount table, placing a platform adjusting nut on the platform electric adjustment lead screw in threaded connection, placing a platform fixed connection on placing a platform adjusting nut, placing a platform bottom and passing through direction slider sliding connection on the lead screw mount table.
Preferably, the device further comprises a foundation simulation mechanism, wherein the foundation simulation mechanism is connected to the placing table through a mounting bolt;
The foundation simulation mechanism comprises a foundation simulation mechanism shell and a foundation simulation assembly, wherein the foundation simulation assembly is arranged in the foundation simulation mechanism shell, a T-shaped table is connected in the foundation simulation mechanism shell in a vertical sliding manner, the T-shaped table is connected with the foundation simulation mechanism shell through a connecting elastic piece, two groups of symmetrically arranged electric jacking cams are rotationally connected in the foundation simulation mechanism shell, and the electric jacking cams are used for being matched with cam matching grooves at the bottom of the T-shaped table.
Preferably, the foundation simulation assembly comprises a left and right enclasping assembly and a front and rear enclasping assembly;
The left and right enclasping assembly comprises a left and right bidirectional electric screw rod which is rotationally connected to the T-shaped table, a left and right enclasping nut is connected to the left and right bidirectional electric screw rod in a threaded manner, and a left and right enclasping plate is arranged on the left and right enclasping nut;
The front-back enclasping assembly comprises front and back bidirectional electric screw rods which are symmetrically arranged, the front and back bidirectional electric screw rods are rotationally connected in the foundation simulation mechanism shell, front and back enclasping nuts which are symmetrically arranged are connected to the front and back bidirectional electric screw rods through threads, the front and back enclasping nuts are slidably connected in the foundation simulation mechanism shell, swing arms are fixedly connected to the front and back enclasping nuts, the other ends of the swing arms are hinged to miniature nuts, the miniature nuts are in threaded connection with the electric miniature screw rods, the electric miniature screw rods are rotationally connected with screw rod installation blocks, and the two screw rod installation blocks corresponding to the front and back enclasping nuts are respectively installed on the front enclasping plate and the back enclasping plate.
Preferably, the concrete block curing machine further comprises an auxiliary curing mechanism, wherein the auxiliary curing mechanism comprises an atomization water spray pipe, and the atomization water spray pipe is used for spraying water to the concrete block.
Compared with the prior art, the invention has the following beneficial effects:
According to the invention, the height of the dial indicator can be flexibly adjusted according to the volume of the test concrete through the adjustable installation of the dial indicator on the first installation table, the design of the first installation table meets the measurement of the shrinkage rate of the concrete block in the horizontal direction, the design of the second installation table meets the measurement of the shrinkage rate of the concrete block in the vertical direction, the detection result is comprehensive, the design of the environment adjusting component and the sealing cover realizes real environment simulation, so that final test data has substantial referential property, the design of the second installation table and the pressing block can simulate the bearing condition of the concrete in the real use environment process, and the referent of the final test data is ensured.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic view of a shrinkage test execution assembly according to the present invention;
FIG. 4 is a schematic view of a mounting table according to the present invention;
FIG. 5 is a schematic view of the foundation simulation mechanism of the present invention;
FIG. 6 is a schematic view of a foundation simulation mechanism according to the present invention;
FIG. 7 is a top view of the foundation simulation mechanism of the present invention;
fig. 8 is an enlarged view of a portion of fig. 6 a in accordance with the present invention.
In the figure, 1, test equipment, 100, a concrete block, 101, an equipment base, 102, an illumination simulation mechanism, 2, a comparison equipment, 200, a coarse adjustment cylinder, 201, a transverse adjustment guide rail, 202, a linear motor, 203, a fine adjustment throttle cylinder mounting seat, 204, a fine adjustment throttle cylinder, 205, a U-shaped mounting frame, 206, an image acquisition assembly, 3, a sealing cover, 4, a placing table, 400, a positioning block, 401, a placing table electric adjustment screw, 402, a screw mounting table, 403, a placing table adjustment nut, 404, a guide slide block, 5, a mounting table I, 500, a mounting table I, 501, a vertical guide groove, 502, an electric vertical adjustment screw, 503, a vertical adjustment nut, 504, a mounting block I, 6, a mounting table II, 7, a dial gauge, 8, a pressing block, 9, a foundation simulation mechanism, 900, a mounting bolt, 9000, a left and right bidirectional electric screw, 9001, left and right clasping nuts, 9002, a left and right clasping nuts, 3, a front and rear bidirectional electric screw, 9004, a front and rear clasping nuts, 5, 501, a mounting table, 501, a vertical guide screw, 9006, a miniature electric swing arm housing, 900904, a miniature electric swing arm, a lifting mechanism, a lifting elastic foundation, 900, a miniature lifting mechanism, a lifting housing, 900, a miniature lifting elastic foundation, a lifting mechanism, a lifting device, a miniature lifting housing, and a lifting device.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.
In addition, the descriptions of the "first," "second," and the like, herein are for descriptive purposes only and are not intended to be specifically construed as order or sequence, nor are they intended to limit the invention solely for distinguishing between components or operations described in the same technical term, but are not to be construed as indicating or implying any relative importance or order of such features. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, technical solutions and technical features between the embodiments may be combined with each other, but it is necessary to base that a person skilled in the art can implement the combination of technical solutions, when the combination of technical solutions contradicts or cannot be implemented, should be considered that the combination of technical solutions does not exist, and is not within the scope of protection claimed by the present invention.
The invention provides the following examples
Example 1
The embodiment of the invention provides slag concrete shrinkage test equipment, which comprises test equipment 1 and comparison equipment 2, wherein the test equipment 1 and the comparison equipment 2 comprise a sealing cover 3, a shrinkage test execution assembly and an environment adjustment assembly as shown in figures 1-8;
The shrinkage test execution assembly comprises a placing table 4, a first mounting table 5 and a second mounting table 6, wherein the placing table 4 is used for placing concrete blocks 100, a positioning block 400 is arranged on one side of the placing table 4, the first mounting table 5 and the second mounting table 6 are respectively arranged on the side and the upper side of the placing table 4, and the first mounting table 5 and the second mounting table 6 are respectively used for mounting any one of a dial indicator 7 and a pressing block 8.
Preferably, the test device 1 and the comparison device 2 are provided with an image acquisition component 206.
The technical scheme has the working principle and beneficial effects that during the test, the concrete block 100 is placed on the placing table 4, one side surface of the concrete block is propped against the positioning block 400, the dial indicator 7 is installed on the first installation table 5 during the side shrinkage test, the detection end of the dial indicator 7 is propped against the side surface of the concrete block 100 before the test, then the environment adjusting component is opened, the sealing cover 3 is sealed, the environment adjusting component is adjusted to enable the temperature, the humidity and the illumination in the sealing cover 3 to be adjusted to preset values, the change of the values of the dial indicator 7 is carried out after the preset test time is waited, the side shrinkage rate of the concrete block 100 is calculated, the height of the dial indicator 7 can be adjusted at will during the test, if the load bearing simulation is needed at this time, the pressurizing block 8 is installed on the second installation table 6, the pressurizing block 8 is propped against the top surface of the concrete block 100 during the test, and the actual load bearing of the concrete block 100 can be simulated by adjusting the height of the pressurizing block 8;
When a top shrinkage test is carried out, the dial indicator 7 is arranged on the second mounting table 6, the detection end of the dial indicator 7 is propped against the top surface of the concrete block 100 before the test, then the environment adjusting component is started, the sealing cover 3 is sealed, the environment adjusting component is adjusted to adjust the environment temperature, humidity and illumination in the sealing cover 3 to preset values, and the top surface shrinkage of the concrete block 100 is calculated through the value change of the dial indicator 7 after waiting for the preset test time;
During the test, the concrete blocks 100 with the same specification are respectively placed in the test equipment 1 and the comparison equipment 2, the concrete blocks 100 in the test equipment 1 are normally subjected to a shrinkage test, and the concrete blocks 100 in the comparison equipment 2 are humidified by an auxiliary maintenance mechanism in the process of carrying out the shrinkage test, so that the optimal maintenance humidity of the concrete blocks 100 is obtained;
According to the invention, the height of the dial indicator 7 can be flexibly adjusted according to the volume of the test concrete through the adjustable installation of the dial indicator 7 on the first installation table 5, the design of the first installation table 5 meets the measurement of the shrinkage rate of the concrete block 100 in the horizontal direction, the design of the second installation table 6 meets the measurement of the shrinkage rate of the concrete block 100 in the vertical direction, the detection result is comprehensive, the design of the environment adjusting component and the sealing cover 3 realizes the real environment simulation, the final test data has substantial referential property, the designs of the second installation table 6 and the pressurizing block 8 can simulate the bearing condition of the concrete in the real use environment, and the referenceof the final test data is ensured.
Example 2
On the basis of the embodiment 1, an environment adjusting component is arranged in an equipment base 101 of the test equipment 1 and the comparison equipment 2, the environment adjusting component comprises a temperature adjusting mechanism, a humidity adjusting mechanism and an illumination simulating mechanism 102, a communication ventilation port is arranged on the upper surface of the equipment base 101, and the temperature adjusting mechanism and the humidity adjusting mechanism are communicated with the communication ventilation port.
The technical scheme has the beneficial effects that the temperature regulating mechanism and the humidity regulating mechanism regulate the ambient temperature and the ambient humidity in the sealing cover 3 through the communicating ventilation ports after the environment regulating assembly is started, and the illumination simulating mechanism 102 regulates the ambient illumination intensity in the sealing cover 3, so that the real dry environment of concrete is simulated, and the reliability of final test data is ensured.
Example 3
On the basis of embodiment 1, the first mounting table 5 comprises a first mounting table block 500, a vertical guide groove 501 is formed in the first mounting table block 500, an electric vertical adjusting screw rod 502 is connected in the vertical guide groove 501 in a rotating mode, a vertical adjusting nut 503 is connected to the electric vertical adjusting screw rod 502 in a threaded mode, a first mounting block 504 is fixedly connected to the vertical adjusting nut 503, and the first mounting block 504 is used for mounting any one of the dial gauge 7 or the pressing block 8.
The technical scheme has the working principle and beneficial effects that when the height of the dial indicator 7 or the pressing block 8 is adjusted, the electric vertical adjusting screw 502 rotates to drive the vertical adjusting nut 503 to move up and down, so that the dial indicator 7 or the pressing block 8 is driven to move up and down, the height of the dial indicator 7 or the pressing block 8 is adjusted, and the flexibility of the test equipment is improved.
Example 4
On the basis of embodiment 1, the equipment bases 101 of the test equipment 1 and the comparison equipment 2 are respectively provided with two symmetrically arranged coarse adjustment cylinders 200, a transverse adjustment guide rail 201 is arranged between the two coarse adjustment cylinders 200, a linear motor 202 is arranged on the transverse adjustment guide rail 201, the output end of the linear motor 202 is fixedly connected with a fine adjustment air throttle mounting seat 203, the fine adjustment air throttle mounting seat 203 is fixedly connected with a fine adjustment air throttle 204, and a second mounting table 6 is arranged at the working end of the fine adjustment air cylinder 204.
Preferably, the U-shaped mounting frame 205 is mounted on the transverse adjustment rail 201, and the illumination simulation mechanism 102 of the environment adjustment assembly is mounted on the U-shaped mounting frame 205.
The technical scheme has the advantages that when the height of the second mounting table 6 is adjusted, the height can be roughly adjusted through the roughly adjusting cylinder 200, then the height of the second mounting table 6 is finely adjusted through the finely adjusting cylinder 204, the left and right adjustment of the finely adjusted air saving cylinder mounting seat 203 can be realized through the linear motor 202, the left and right adjustment of the finely adjusting cylinder 204 and the second mounting table 6 is realized, and the irradiation breadth of the illumination simulation mechanism 102 is improved through the design of the U-shaped mounting frame 205.
Example 5
On the basis of the embodiment 1, a placing table adjusting assembly is arranged on the equipment base 101 of the test equipment 1 and the comparison equipment 2;
Placing a platform adjusting part and including placing a platform electric adjustment lead screw 401, placing a platform electric adjustment lead screw 401 and rotating and connecting in lead screw mount table 402, placing a platform adjusting nut 403 on the platform electric adjustment lead screw 401 threaded connection, placing a platform 4 fixed connection on placing a platform adjusting nut 403, placing a platform 4 bottom and passing through guide slide block 404 sliding connection on lead screw mount table 402.
The technical scheme has the working principle and beneficial effects that when the position of the placing table 4 is adjusted, the placing table electric adjusting screw rod 401 rotates to drive the placing table adjusting nut 403 to move, the placing table adjusting nut 403 moves to drive the placing table 4 to move, and the guide sliding block 404 can play a role in stabilizing the placing table 4 in the moving process of the placing table 4.
Example 6
On the basis of the embodiment 5, the foundation simulation mechanism 9 is further included, and the foundation simulation mechanism 9 is connected to the placing table 4 through a mounting bolt 900 through bolts;
The foundation simulation mechanism 9 comprises a foundation simulation mechanism shell 901 and a foundation simulation assembly, the foundation simulation assembly is arranged in the foundation simulation mechanism shell 901, a T-shaped table 905 is connected in the foundation simulation mechanism shell 901 in a vertical sliding mode, the T-shaped table 905 is connected with the foundation simulation mechanism shell 901 through a connecting elastic piece 902, two groups of symmetrically arranged electric jacking cams 903 are rotationally connected in the foundation simulation mechanism shell 901, and the electric jacking cams 903 are used for being matched with cam matching grooves 904 at the bottom of the T-shaped table 905.
The technical scheme has the working principle and beneficial effects that when more accurate shrinkage test data are needed, foundation simulation can be carried out on the concrete block 100, the foundation simulation mechanism 9 is connected to the placing table 4 through the mounting bolts 900 in a bolt mode, the concrete block 100 is placed on the T-shaped table 905, then the electric jacking cam 903 rotates to adjust the height of the T-shaped table 905, and the T-shaped table 905 moves up and down in the foundation simulation mechanism shell 901 in the adjusting process.
Example 7
On the basis of the embodiment 6, the foundation simulation assembly comprises a left and right enclasping assembly and a front and back enclasping assembly;
The left and right enclasping assembly comprises a left and right bidirectional electric screw 9000, the left and right bidirectional electric screw 9000 is rotatably connected to the T-shaped table 905, a left and right enclasping nut 9001 is in threaded connection with the left and right bidirectional electric screw 9000, and a left and right enclasping plate 9002 is mounted on the left and right enclasping nut 9001;
The front and back enclasping assembly comprises front and back bidirectional electric lead screws 9003 which are symmetrically arranged, the front and back bidirectional electric lead screws 9003 are rotationally connected in a foundation simulation mechanism shell 901, front and back enclasping nuts 9004 which are symmetrically arranged are connected to the front and back bidirectional electric lead screws 9003 in a threaded mode, the front and back enclasping nuts 9004 are slidably connected in the foundation simulation mechanism shell 901, swing arms 9005 are rotationally connected to the front and back enclasping nuts 9004, the other ends of the swing arms 9005 are hinged to miniature nuts 9006, the miniature nuts 9006 are in threaded connection with electric miniature lead screws 9007, the electric miniature lead screws 9007 are rotationally connected with lead screw mounting blocks 9008, and two lead screw mounting blocks 9008 corresponding to the front and back enclasping nuts 9004 are respectively mounted on a front enclasping plate 9009 and a back enclasping plate 9010.
The technical scheme has the working principle and beneficial effects that when in operation, the left and right enclasping components and the front and rear enclasping components enclasp the four side surfaces of the concrete block 100 at the same time, thereby realizing foundation simulation;
when the left side surface and the right side surface are clasped, the left and right bidirectional electric screw 9000 rotates to drive the left and right clasping nuts 9001 to move, and the left and right clasping nuts 9001 move to drive the two left and right clasping plates 9002 to move in opposite directions until the left and right clasping plates are contacted with the left and right side surfaces of the concrete block 100;
When the foundation simulation mechanism housing 901 is held tightly back and forth, firstly, the foundation simulation mechanism housing 901 is opened, the left and right holding plates 9002 and the top surface of the foundation simulation mechanism housing 901 are in the same plane, the foundation simulation mechanism housing 901 is in a sealing state, when the concrete block 100 needs to be placed, the foundation simulation mechanism housing 901 is opened, in the opening process, the electric micro screw 9007 rotates to drive the micro nut 9006 to move, the micro nut 9006 moves to drive the swing arm 9005 to rotate, the swing arm 9005 rotates to pull the screw mounting block 9008 to move downwards, the screw mounting block 9008 moves downwards to drive the front holding plate 9009 and the rear holding plate 9010 to move downwards to a preset distance below a notch formed in the top surface of the foundation simulation mechanism housing 901, the bidirectional electric screw 9003 rotates to drive the two front holding nuts 9004 and the rear holding nuts 9004 to move back to each other, and then the concrete block 100 is placed on the T-shaped platform 905, and the bidirectional electric screw 9003 rotates to drive the two front holding nuts 9004 to move back to each other until the two front holding nuts 9004 and the two front and the rear holding nuts 100 are abutted against the concrete block 100;
The design of the foundation simulation assembly can simulate the concrete block 100 to be positioned at the part below the foundation, the pressurizing block 8 can simulate the pressure-bearing state of the concrete block 100, and the environment adjustment assembly can simulate the real environment state of the concrete block 100, so that the reliability of test data is improved.
Example 8
On the basis of embodiment 1, an auxiliary curing mechanism is further included, which includes an atomizing spray pipe for spraying water to the concrete block 100.
The working principle and the beneficial effects of the technical scheme are that the concrete block 100 can be prevented from cracking to a great extent by spraying water to the concrete block 100, and the optimal humidity of the concrete block 100 in the drying process can be simulated by repeated tests.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (6)
1. The slag concrete shrinkage test equipment is characterized by comprising test equipment (1) and comparison equipment (2), wherein the test equipment (1) and the comparison equipment (2) comprise a sealing cover (3), a shrinkage test execution assembly and an environment adjustment assembly;
The shrinkage test execution assembly comprises a placing table (4), a first mounting table (5) and a second mounting table (6), wherein the placing table (4) is used for placing concrete blocks (100), a positioning block (400) is arranged on one side of the placing table (4), the first mounting table (5) and the second mounting table (6) are respectively arranged on the side and the upper side of the placing table (4), and the first mounting table (5) and the second mounting table (6) are both used for mounting any one of a dial indicator (7) or a pressing block (8);
The environment adjusting component is arranged in the equipment base (101) of the test equipment (1) and the comparison equipment (2), and comprises a temperature adjusting mechanism, a humidity adjusting mechanism and an illumination simulation mechanism (102), wherein the upper surface of the equipment base (101) is provided with a communicated ventilation port, and the temperature adjusting mechanism and the humidity adjusting mechanism are communicated with the communicated ventilation port;
The first mounting table (5) comprises a first mounting table block (500), a vertical guide groove (501) is formed in the first mounting table block (500), an electric vertical adjusting screw rod (502) is connected in the vertical guide groove (501) in a rotating mode, a vertical adjusting nut (503) is connected to the electric vertical adjusting screw rod (502) in a threaded mode, a first mounting block (504) is fixedly connected to the vertical adjusting nut (503), and the first mounting block (504) is used for mounting any one of a dial indicator (7) and a pressing block (8);
a placing table adjusting component is arranged on the equipment base (101) of the test equipment (1) and the comparison equipment (2);
The placing table adjusting assembly comprises a placing table electric adjusting screw rod (401), the placing table electric adjusting screw rod (401) is rotatably connected in the screw rod mounting table (402), a placing table adjusting nut (403) is connected to the placing table electric adjusting screw rod (401) in a threaded mode, the placing table (4) is fixedly connected to the placing table adjusting nut (403), and the bottom of the placing table (4) is slidably connected to the screw rod mounting table (402) through a guide sliding block (404);
the device also comprises a foundation simulation mechanism (9), wherein the foundation simulation mechanism (9) is connected to the placing table (4) through a mounting bolt (900) through a bolt;
The foundation simulation mechanism (9) comprises a foundation simulation mechanism shell (901) and a foundation simulation assembly, the foundation simulation assembly is arranged in the foundation simulation mechanism shell (901), a T-shaped table (905) is connected in the foundation simulation mechanism shell (901) in a vertical sliding mode, the T-shaped table (905) is connected with the foundation simulation mechanism shell (901) through a connecting elastic piece (902), two groups of symmetrically arranged electric jacking cams (903) are rotationally connected with the foundation simulation mechanism shell (901), and the electric jacking cams (903) are used for being matched with cam matching grooves (904) at the bottom of the T-shaped table (905).
2. The slag concrete shrinkage test equipment according to claim 1, wherein the equipment bases (101) of the test equipment (1) and the comparison equipment (2) are respectively provided with two symmetrically arranged coarse adjustment cylinders (200), a transverse adjustment guide rail (201) is arranged between the two coarse adjustment cylinders (200), a linear motor (202) is arranged on the transverse adjustment guide rail (201), the output end of the linear motor (202) is fixedly connected with a fine adjustment air throttle mounting seat (203), the fine adjustment air throttle mounting seat (203) is fixedly connected with a fine adjustment air throttle (204), and a second mounting table (6) is arranged at the working end of the fine adjustment air throttle (204).
3. A slag concrete shrinkage test equipment according to claim 2, wherein the U-shaped mounting frame (205) is arranged on the transverse adjusting guide rail (201), and the illumination simulation mechanism (102) of the environment adjusting assembly is arranged on the U-shaped mounting frame (205).
4. A shrinkage test equipment for slag concrete as claimed in claim 1, wherein the test equipment (1) and the comparison equipment (2) are respectively provided with an image acquisition component (206).
5. The slag concrete shrinkage test equipment according to claim 1, wherein the foundation simulation assembly comprises a left and right enclasping assembly and a front and rear enclasping assembly;
The left and right enclasping assembly comprises a left and right bidirectional electric screw rod (9000), the left and right bidirectional electric screw rod (9000) is rotatably connected to the T-shaped table (905), a left and right enclasping nut (9001) is in threaded connection with the left and right bidirectional electric screw rod (9000), and a left and right enclasping plate (9002) is arranged on the left and right enclasping nut (9001);
The front-back enclasping assembly comprises front and back bidirectional electric screws (9003) which are symmetrically arranged, the front and back bidirectional electric screws (9003) are rotationally connected in a foundation simulation mechanism shell (901), front and back enclasping nuts (9004) which are symmetrically arranged are connected to the front and back bidirectional electric screws (9003) through threads, the front and back enclasping nuts (9004) are slidably connected in the foundation simulation mechanism shell (901), swing arms (9005) are rotationally connected to the front and back enclasping nuts (9004), the other ends of the swing arms (9005) are hinged to miniature nuts (9006), the miniature nuts (9006) are in threaded connection with electric miniature screws (9007), and two screw mounting blocks (9008) corresponding to the front and back enclasping nuts (9009) and the back enclasping plates (9010) are respectively mounted on the front enclasping plates (9009).
6. A slag concrete shrinkage test apparatus according to claim 1, further comprising an auxiliary curing mechanism comprising an atomizing spray pipe for spraying water to the concrete blocks (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411777063.8A CN119224278B (en) | 2024-12-05 | 2024-12-05 | Slag concrete shrinkage test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411777063.8A CN119224278B (en) | 2024-12-05 | 2024-12-05 | Slag concrete shrinkage test equipment |
Publications (2)
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