CN117309606A - Precast concrete segment compressive test device - Google Patents
Precast concrete segment compressive test device Download PDFInfo
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- CN117309606A CN117309606A CN202311078924.9A CN202311078924A CN117309606A CN 117309606 A CN117309606 A CN 117309606A CN 202311078924 A CN202311078924 A CN 202311078924A CN 117309606 A CN117309606 A CN 117309606A
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- 238000012360 testing method Methods 0.000 title claims abstract description 57
- 239000011178 precast concrete Substances 0.000 title abstract description 28
- 239000004567 concrete Substances 0.000 claims abstract description 34
- 230000001681 protective effect Effects 0.000 claims abstract description 31
- 238000012669 compression test Methods 0.000 claims abstract description 24
- 238000009826 distribution Methods 0.000 claims abstract description 10
- 230000000694 effects Effects 0.000 claims abstract description 8
- 230000002457 bidirectional effect Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 2
- 238000009417 prefabrication Methods 0.000 claims 1
- 230000006378 damage Effects 0.000 abstract description 6
- 238000009792 diffusion process Methods 0.000 abstract description 4
- 238000004880 explosion Methods 0.000 abstract description 4
- 238000010276 construction Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 238000005259 measurement Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/06—Special adaptations of indicating or recording means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0042—Pneumatic or hydraulic means
- G01N2203/0048—Hydraulic means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0058—Kind of property studied
- G01N2203/006—Crack, flaws, fracture or rupture
- G01N2203/0067—Fracture or rupture
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0058—Kind of property studied
- G01N2203/0076—Hardness, compressibility or resistance to crushing
- G01N2203/0087—Resistance to crushing
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a precast concrete segment compression test device, and relates to the technical field of precast concrete segments. This precast concrete segment prefab compression test device, including the test box, spacing subassembly, remove subassembly and protection component, the inside of test box is provided with the activity case, spacing subassembly sets up on the activity case, remove the subassembly and set up on the test box, protection component sets up on the test box, protection component is including transparent protection casing, extension board and stand, the equal fixed mounting in both sides outer wall of transparent protection casing has two sets of extension boards and is the front and back distribution, the last slidable mounting of extension board has the stand, the bottom of stand and the top fixed mounting of test box. Through the setting of protective component, the circumstances of fracture, explosion or breaking can appear in compressive test, leads to broken concrete to outwards splash under strong pressure, sets up transparent protection casing and can block the diffusion of splash effectively, reduces the harm to surrounding environment and personnel.
Description
Technical Field
The invention relates to the technical field of precast concrete pipe slices, in particular to a precast concrete pipe slice precast concrete compression test device.
Background
The prefabricated concrete pipe piece is a prefabricated concrete member commonly used in construction and infrastructure engineering, is commonly used in various engineering such as underground tunnels, drainage systems, water supply pipelines, bridges and the like, is used for manufacturing and binding reinforcing steel bars, placing and fixing templates, mixing, transporting, pouring, maintaining and the like by raw materials meeting quality requirements according to specified proportions, simultaneously controlling and checking the quality of the whole process of each link, and can be customized according to engineering requirements to meet various specifications, shapes and design requirements.
Through exploration and analysis, the compression test device has the following defects when in actual use:
in the conventional test process of the existing part, the precast concrete piece is not shielded, and then crushed after being extruded under a strong load, the crushed concrete can be splashed outwards under the strong pressure, and an operator needs to record the test condition at the periphery of the device at any time, so that the outwards splashed concrete is likely to accidentally injure the operator, thereby having potential safety hazards.
In summary, the present application provides a concrete pipe sheet prefabricated member compression test device to solve the above-mentioned problems
Disclosure of Invention
The invention aims to at least solve one of the technical problems in the prior art, and provides a precast concrete segment compression test device which can solve the problem that the precast concrete segment is not shielded, and can be crushed after being extruded under a strong load, and the crushed concrete can be splashed outwards under the strong pressure.
In order to achieve the above purpose, the present invention provides the following technical solutions: a concrete segment preform compression test device, comprising:
the test box is internally provided with a movable box;
the limiting assembly is arranged on the movable box and comprises a bidirectional threaded rod, threaded blocks, connecting blocks and limiting blocks, wherein two groups of threaded blocks are arranged on the outer wall threads of the bidirectional threaded rod in a threaded manner and are symmetrically distributed, two groups of connecting blocks are fixedly arranged at the bottom of the limiting blocks and are symmetrically distributed, and the bottoms of the connecting blocks are fixedly arranged at the tops of the threaded blocks;
the movable assembly is arranged on the test box and comprises a connecting vertical plate and a first hydraulic rod, the connecting vertical plate is fixedly arranged at the bottom of the movable box, the first hydraulic rod is fixedly arranged at the bottom of the inner side of the test box, and the free end of the first hydraulic rod is fixedly arranged at one side of the connecting vertical plate;
the protection component is arranged on the test box and comprises a transparent protective cover, extension plates and stand columns, wherein two groups of extension plates are fixedly arranged on the outer walls of the two sides of the transparent protective cover and are distributed front and back, the stand columns are slidably arranged on the extension plates, and the bottoms of the stand columns are fixedly arranged on the top of the test box.
Preferably, the limiting assembly further comprises a driving motor and a limiting groove, the driving motor is fixedly arranged at the bottom of the inner side of the movable box, the output shaft of the driving motor is fixedly arranged at one end of the bidirectional threaded rod, the other end of the bidirectional threaded rod is rotatably arranged at one side inner wall of the movable box, the limiting blocks are in two groups and symmetrically distributed, the limiting groove corresponding to the connecting block is formed in the top of the movable box, the connecting block is slidably arranged in the limiting groove, the precast concrete piece can be prevented from shifting or misplacement in the test process through limiting, the applied pressure can be ensured to be uniformly transmitted to the precast concrete piece, the actual measurement data is more accurate and reliable, meanwhile, stable support and positioning are provided, the precast concrete piece can bear the pressure applied to the precast concrete piece, the damage risk caused by loosening is reduced, and the device can limit and fix the precast concrete piece of different specifications.
Preferably, the top of the movable box is fixedly provided with two groups of supporting seats which are symmetrically distributed.
Preferably, the moving assembly further comprises a first chute, a first sliding block, a second chute and a second sliding block, the first sliding chute is formed in the bottom of the inner side of the test box, the first sliding block is slidably mounted in the first sliding chute, the top of the first sliding block is fixedly mounted on the top of the connecting vertical plate, the second sliding chute is formed in the inner walls of the front side and the rear side of the test box, the second sliding block is fixedly mounted on the outer walls of the front side and the rear side of the movable box, the second sliding block is slidably mounted in the second sliding chute, the prefabricated parts of the concrete pipe pieces are moved left and right, the positions of the prefabricated parts can be more accurately positioned, construction errors and losses are reduced, construction quality and efficiency are improved, unnecessary repair or rework work is avoided, and meanwhile the prefabricated parts of the concrete pipe pieces can be conveniently placed and taken in a left-right moving mode, and follow-up inspection and maintenance work are facilitated.
Preferably, the top of the test box is fixedly provided with support columns which are distributed in a front-back symmetrical mode, and the tops of the support columns are fixedly provided with transverse plates.
Preferably, the bottom fixed mounting of diaphragm has the second hydraulic stem, and the free end fixed mounting of second hydraulic stem has the clamp plate, and the bottom fixed mounting of clamp plate has two sets of rubber pads and is the symmetric distribution, and the top fixed mounting of diaphragm has the connecting plate, and the rubber pad plays the guard action to the clamp plate, and the connecting plate is convenient for hoist and mount the operation to the device whole.
Preferably, the protection component further comprises a first spring, an opening, a clamping block and a second spring, the top of the stand column is fixedly provided with a top plate, the first spring is sleeved on the outer wall of the stand column, one end of the first spring is fixedly provided with the bottom of the top plate, the other end of the first spring is fixedly provided with the top of the extension plate, the opening is formed in the stand column, the clamping block is slidably arranged in the opening, one side of the clamping block is fixedly provided with the second spring, the other end of the second spring is fixedly provided with the inner wall of one side of the opening, a damper is arranged in the second spring, the clamping groove is formed in the extension plate, the clamping block is clamped in the clamping groove, the broken, explosion or cracking situation can occur in the compression test, broken concrete can be outwards splashed under strong pressure, the transparent protective cover is arranged to effectively block the diffusion of splashes, damage to surrounding environment and personnel is reduced, meanwhile, the transparent protective cover can help control the test environment, external interference or influence the test result is prevented, and therefore more reliable and accurate test conditions can be provided.
Preferably, the handles are fixedly arranged on the front outer wall and the rear outer wall of the transparent protective cover, the fixing rings are fixedly arranged on the front outer wall and the rear outer wall of the test box, and the hooks are sleeved on the fixing rings so as to conveniently limit and fix the transparent protective cover.
Compared with the prior art, the invention has the beneficial effects that:
(1) This precast concrete segment compression test device, through the cooperation use of two-way threaded rod, driving motor, thread block, spacing groove, connecting block and stopper, through spacing fixed precast concrete segment prefab, can avoid appearing the skew or the condition of dislocation in the test process, can ensure that the pressure that applys is evenly transmitted to the prefab for actual measurement data is more accurate reliable, has provided stable support and location simultaneously, makes the prefab can bear the pressure of applying above that, reduces the damage risk that arouses because of becoming flexible, and the device can carry out spacing fixedly to the precast concrete segment prefab of different specifications.
(2) This precast concrete segment compression test device through the cooperation of connecting riser, first hydraulic stem, first spout, first slider, second spout and second slider use, through going on controlling the precast concrete segment precast product and remove, can more accurately fix a position their position, reduce construction error and loss, help improving construction quality and efficiency to avoid unnecessary restoration or rework work, remove about the precast concrete segment precast product simultaneously and place and take conveniently, and be convenient for follow-up inspection and maintenance work.
(3) This precast concrete segment compression test device, through transparent protection casing, extension board, stand, first spring, opening, fixture block and the cooperation of second spring are used, the circumstances of fracture, explosion or rupture can appear in compression test, lead to broken concrete can outwards splash under strong pressure, set up transparent protection casing and can block the diffusion of splashing effectively, reduce the harm to surrounding environment and personnel, transparent protection casing can help control test environment simultaneously, prevent the outside and disturb or influence test result, thereby can provide more reliable and accurate test condition.
Drawings
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a perspective view of the movable case of the present invention;
FIG. 4 is a block diagram of a test chamber of the present invention;
FIG. 5 is a partial perspective view of the present invention;
FIG. 6 is a cross-sectional view of an extension plate of the present invention;
FIG. 7 is a side view of the present invention;
fig. 8 is a top view of the present invention.
Reference numerals: 1. a test chamber; 2. a movable box; 3. a limit component; 301. a two-way threaded rod; 302. a driving motor; 303. a screw block; 304. a limit groove; 305. a connecting block; 306. a limiting block; 4. a support base; 5. a moving assembly; 501. connecting a vertical plate; 502. a first hydraulic lever; 503. a first chute; 504. a first slider; 505. a second chute; 506. a second slider; 6. a support column; 7. a cross plate; 8. a second hydraulic lever; 9. a pressing plate; 10. a rubber pad; 11. a connecting plate; 12. a protective assembly; 1201. a transparent protective cover; 1202. an extension plate; 1203. a column; 1204. a first spring; 1205. an opening; 1206. a clamping block; 1207. a second spring; 13. a handle; 14. a fixing ring; 15. a hook.
Detailed Description
Reference will now be made in detail to the present embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present invention, but not to limit the scope of the present invention.
Referring to fig. 1-8, the present invention provides a technical solution: the utility model provides a concrete segment prefab compression test device, including test box 1, spacing subassembly 3, remove subassembly 5 and protection component 12, the inside of test box 1 is provided with movable box 2, spacing subassembly 3 sets up on movable box 2, spacing subassembly 3 is including two-way threaded rod 301, thread block 303, connecting block 305 and stopper 306, two sets of thread blocks 303 are installed to the outer wall screw thread of two-way threaded rod 301 and are the symmetric distribution, the bottom fixed mounting of stopper 306 has two sets of connecting blocks 305 and is the symmetric distribution, the bottom of connecting block 305 and the top fixed mounting of thread block 303, remove subassembly 5 setting is on test box 1, remove subassembly 5 including connecting riser 501 and first hydraulic stem 502, the bottom fixed mounting of movable box 2 has connecting riser 501, the inboard bottom fixed mounting of test box 1 has first hydraulic stem 502, the free end of first hydraulic stem 502 and one side fixed mounting of connecting riser 501, protection component 12 sets up on test box 1, protection component 12 is including transparent 1201, extension plate 1202 and stand 1203, the both sides outer wall of transparent 1201 is fixed mounting has two sets of extension plate 1202 and is the top fixed mounting of top of extending plate 1202, the top fixed mounting of stand 1203 and the stand 1203 of extending back distribution, the top fixed mounting of extending plate 1203 on test box 1.
Further, spacing subassembly 3 still includes driving motor 302 and spacing groove 304, driving motor 302 is fixed to the inboard bottom fixed mounting of activity case 2, driving motor 302's output shaft and the one end fixed mounting of bi-directional threaded rod 301, the other end of bi-directional threaded rod 301 rotates the installation with one side inner wall of activity case 2, stopper 306 has two sets of just to be symmetrical distribution, spacing groove 304 corresponding with connecting block 305 has been seted up at the top of activity case 2, connecting block 305 slidable mounting is in the inside of spacing groove 304, according to the size of concrete segment prefab, at first, adjust the distance between stopper 306, start driving motor 302, drive bi-directional threaded rod 301 through driving motor 302, make two sets of screw thread piece 303 be the motion in opposite directions, thereby drive stopper 306 on connecting block 305 and remove, place the concrete segment in the top of stopper 306, through the stopper 306 of concrete segment prefab both sides are fixed in the centre gripping, through spacing fixed concrete segment prefab, the condition that skew or dislocation appears in the test process can be ensured that applied pressure evenly transmits on, make actual measurement data more reliable, simultaneously provide stable support and location and can bear the support and can not bear the risk of the prefab and can not bear the fixed concrete segment that is fixed on the prefab because of the same size.
Still further, two groups of supporting seats 4 are fixedly arranged at the top of the movable box 2 and are symmetrically distributed.
Still further, the moving assembly 5 further includes a first chute 503, a first slider 504, a second chute 505 and a second slider 506, the bottom of the inner side of the test box 1 is provided with the first chute 503, the inside of the first chute 503 is slidably provided with the first slider 504, the top of the first slider 504 is fixedly provided with the top of the connecting riser 501, the inner walls of the front and rear sides of the test box 1 are provided with the second chute 505, the outer walls of the front and rear sides of the movable box 2 are fixedly provided with the second slider 506, the second slider 506 is slidably provided in the second chute 505, the connecting riser 501 is pushed by the expansion of the first hydraulic rod 502 to drive the movable box 2 to move to the left side, so that the precast concrete pipe pieces can be moved to the left side, the precast concrete pipe pieces can be moved to the left side by moving left and right, the construction errors and losses can be more accurately positioned, the construction quality and efficiency can be improved, the unnecessary repair or rework work can be avoided, and the precast concrete pieces can be conveniently placed and taken and removed by moving left and right.
Further, support column 6 and front and back symmetric distribution are fixedly mounted at the top of test box 1, diaphragm 7 is fixedly mounted at the top of support column 6, second hydraulic stem 8 is fixedly mounted at the bottom of diaphragm 7, clamp plate 9 is fixedly mounted at the free end of second hydraulic stem 8, two sets of rubber pads 10 are fixedly mounted at the bottom of clamp plate 9 and are symmetric distribution, connecting plate 11 is fixedly mounted at the top of diaphragm 7, rubber pads 10 play a protective role on clamp plate 9, and connecting plate 11 is convenient for hoist and mount the whole device.
Secondly, the protection component 12 further comprises a first spring 1204, an opening 1205, a clamping block 1206 and a second spring 1207, wherein a top plate is fixedly arranged at the top of the upright post 1203, the first spring 1204 is sleeved on the outer wall of the upright post 1203, one end of the first spring 1204 is fixedly arranged at the bottom of the top plate, the other end of the first spring 1204 is fixedly arranged at the top of the extension plate 1202, the opening 1205 is arranged in the upright post 1203, the clamping block 1206 is slidably arranged in the opening 1205, the second spring 1207 is fixedly arranged at one side of the clamping block 1206, the other end of the second spring 1207 is fixedly arranged at one side inner wall of the opening 1205, a damper is arranged in the second spring 1207, a clamping groove is arranged in the extension plate 1202, the clamping block 1206 is clamped in the clamping groove, the handle 13 on the transparent protection cover 1201 is pulled, the transparent protection cover 1201 is pulled downwards, the extension plate 1202 on the transparent protection cover is made to slide on the upright post 1203, and the first spring 1204 is pulled up, so that the transparent protective cover 1201 is pulled to the bottom, the bottom of the transparent protective cover 1201 is contacted with the top of the test box 1, when the test is finished, the transparent protective cover 1201 moves upwards through the reaction force of the first spring 1204, meanwhile, an operator pushes the transparent protective cover 1201 upwards, a clamping block 1206 on the upright post 1203 is clamped and installed in a clamping groove on the extension plate 1202, the transparent protective cover 1201 is fixed, the situation of fracture, explosion or rupture can occur in the compression test, the broken concrete can be splashed outwards under strong pressure, the transparent protective cover 1201 can effectively block the diffusion of splashes, the damage to the surrounding environment and personnel is reduced, meanwhile, the transparent protective cover 1201 can help to control the test environment, prevent the external interference or influence the test result, thereby providing more reliable and accurate test conditions.
And secondly, the front and rear outer walls of the transparent protective cover 1201 are fixedly provided with handles 13, the front and rear outer walls of the test box 1 are fixedly provided with fixing rings 14, hooks 15 are sleeved on the fixing rings 14, the hooks 15 are hung on the handles 13 to limit and fix the transparent protective cover 1201, and the transparent protective cover 1201 is convenient to limit and fix.
Working principle: when the compression test is carried out on the prefabricated concrete segment, firstly, the distance between the limiting blocks 306 is adjusted according to the size of the prefabricated concrete segment, the driving motor 302 is started, the driving motor 302 drives the bidirectional threaded rod 301 to rotate, so that the two groups of threaded blocks 303 move in opposite directions, the limiting blocks 306 on the connecting blocks 305 are driven to move, the prefabricated concrete segment is placed above the limiting blocks 306, the prefabricated concrete segment is clamped and fixed by the limiting blocks 306 on two sides of the prefabricated concrete segment, then the first hydraulic rod 502 is started, the connecting vertical plate 501 is pushed by the expansion and contraction of the first hydraulic rod 502 to drive the movable box 2 to move leftwards, the prefabricated concrete segment moves to the lower part of the transparent protective cover 1201, then the handle 13 on the transparent protective cover 1201 is pulled, the transparent protective cover 1201 is pulled downwards, the extending plate 1202 on the transparent protective cover 1201 slides on the upright post 1203, and the first spring 1204 is pulled up, so that the transparent protective cover 1201 is pulled to the bottom, the bottom of the transparent protective cover 1201 is contacted with the top of the test box 1, then the hook 15 is hung on the handle 13 to limit and fix the transparent protective cover 1201, then the second hydraulic rod 8 is started, the compression test is carried out on the precast concrete segment by the downward movement of the telescopic pushing pressure plate 9 of the second hydraulic rod 8, the device is externally connected with a pressure detection meter and a controller, the pressure detected by the precast concrete segment can be recorded and displayed, when the detection is completed, the hook 15 is taken off from the handle 13, so that the transparent protective cover 1201 moves upwards by the reaction force of the first spring 1204, meanwhile, the transparent protective cover 1201 is pushed upwards by an operator, the clamping block 1206 on the upright 1203 is clamped and installed in the clamping groove on the extension plate 1202, the transparent protective cover 1201 is fixed, and the concrete pipe sheet prefabricated member after the test can be moved to the outside through the shrinkage of the first hydraulic rod 502.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present invention.
Claims (8)
1. The utility model provides a concrete segment prefabrication compression test device which characterized in that includes:
the device comprises a test box (1), wherein a movable box (2) is arranged in the test box (1);
the limiting assembly (3) is arranged on the movable box (2), the limiting assembly (3) comprises a bidirectional threaded rod (301), threaded blocks (303), connecting blocks (305) and limiting blocks (306), two groups of threaded blocks (303) are arranged on the outer wall threads of the bidirectional threaded rod (301) in a threaded mode and are symmetrically distributed, two groups of connecting blocks (305) are fixedly arranged at the bottom of the limiting blocks (306) and are symmetrically distributed, and the bottoms of the connecting blocks (305) are fixedly arranged at the tops of the threaded blocks (303);
the movable assembly (5) is arranged on the test box (1), the movable assembly (5) comprises a connecting vertical plate (501) and a first hydraulic rod (502), the connecting vertical plate (501) is fixedly arranged at the bottom of the movable box (2), the first hydraulic rod (502) is fixedly arranged at the bottom of the inner side of the test box (1), and the free end of the first hydraulic rod (502) is fixedly arranged at one side of the connecting vertical plate (501);
the protection component (12) is arranged on the test box (1), the protection component (12) comprises a transparent protection cover (1201), extension plates (1202) and stand columns (1203), two groups of extension plates (1202) are fixedly arranged on the outer walls of two sides of the transparent protection cover (1201) and distributed front and back, the stand columns (1203) are slidably arranged on the extension plates (1202), and the bottoms of the stand columns (1203) are fixedly arranged on the top of the test box (1).
2. The concrete segment preform compression test device according to claim 1, wherein: limiting component (3) still including driving motor (302) and spacing groove (304), the inboard bottom fixed mounting of activity case (2) has driving motor (302), the output shaft of driving motor (302) and the one end fixed mounting of two-way threaded rod (301), the other end of two-way threaded rod (301) rotates the installation with one side inner wall of activity case (2), stopper (306) have two sets of just be symmetric distribution, spacing groove (304) corresponding with connecting block (305) have been seted up at the top of activity case (2), connecting block (305) slidable mounting is in the inside of spacing groove (304).
3. The concrete segment preform compression test device according to claim 2, wherein: two groups of supporting seats (4) are fixedly arranged at the top of the movable box (2) and are symmetrically distributed.
4. A concrete segment preform compression test apparatus according to claim 3, wherein: the movable assembly (5) further comprises a first sliding groove (503), a first sliding block (504), a second sliding groove (505) and a second sliding block (506), the first sliding groove (503) is formed in the bottom of the inner side of the test box (1), the first sliding block (504) is slidably mounted in the first sliding groove (503), the top of the first sliding block (504) is fixedly mounted on the top of the connecting vertical plate (501), the second sliding groove (505) is formed in the inner wall of the front side and the rear side of the test box (1), the second sliding block (506) is fixedly mounted on the outer wall of the front side and the rear side of the movable box (2), and the second sliding block (506) is slidably mounted in the second sliding groove (505).
5. The concrete segment preform compression test device according to claim 4, wherein: the top of the test box (1) is fixedly provided with support columns (6) which are symmetrically distributed in the front-back direction, and the top of the support columns (6) is fixedly provided with transverse plates (7).
6. The concrete segment preform compression test device according to claim 5, wherein: the bottom of diaphragm (7) fixed mounting has second hydraulic stem (8), and the free end fixed mounting of second hydraulic stem (8) has clamp plate (9), and the bottom fixed mounting of clamp plate (9) has two sets of rubber pads (10) and is symmetric distribution, and the top fixed mounting of diaphragm (7) has connecting plate (11).
7. The concrete segment preform compression test device of claim 6, wherein: the protection component (12) further comprises a first spring (1204), an opening (1205), a clamping block (1206) and a second spring (1207), the top of the upright post (1203) is fixedly provided with a top plate, the outer wall of the upright post (1203) is sleeved with the first spring (1204), one end of the first spring (1204) is fixedly provided with the bottom of the top plate, the other end of the first spring (1204) is fixedly provided with the top of the extension plate (1202), the opening (1205) is formed in the upright post (1203), the clamping block (1206) is slidably mounted in the opening (1205), one side of the clamping block (1206) is fixedly provided with a second spring (1207), the other end of the second spring (1207) is fixedly provided with a damper, the inside of the extension plate (1202) is provided with a clamping groove, and the clamping block (1206) is clamped and mounted in the clamping groove.
8. The concrete segment preform compression test apparatus of claim 7, wherein: the front side outer wall and the rear side outer wall of the transparent protective cover (1201) are fixedly provided with handles (13), the front side outer wall and the rear side outer wall of the test box (1) are fixedly provided with fixing rings (14), and hooks (15) are sleeved on the fixing rings (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311078924.9A CN117309606A (en) | 2023-08-25 | 2023-08-25 | Precast concrete segment compressive test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311078924.9A CN117309606A (en) | 2023-08-25 | 2023-08-25 | Precast concrete segment compressive test device |
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| CN118310859A (en) * | 2024-06-07 | 2024-07-09 | 绍兴市水利水电勘测设计院有限公司 | River levee concrete prefabricated member strength detection device and control method thereof |
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| CN118310859A (en) * | 2024-06-07 | 2024-07-09 | 绍兴市水利水电勘测设计院有限公司 | River levee concrete prefabricated member strength detection device and control method thereof |
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