CN109030247B - Sealant fatigue test device - Google Patents
Sealant fatigue test device Download PDFInfo
- Publication number
- CN109030247B CN109030247B CN201810603011.7A CN201810603011A CN109030247B CN 109030247 B CN109030247 B CN 109030247B CN 201810603011 A CN201810603011 A CN 201810603011A CN 109030247 B CN109030247 B CN 109030247B
- Authority
- CN
- China
- Prior art keywords
- base
- groove
- spring
- seal gum
- test
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000000565 sealant Substances 0.000 title claims abstract description 29
- 238000009661 fatigue test Methods 0.000 title claims abstract description 21
- 238000012360 testing method Methods 0.000 claims abstract description 38
- 230000000694 effects Effects 0.000 abstract description 7
- 238000000926 separation method Methods 0.000 abstract 1
- 238000003466 welding Methods 0.000 description 18
- 238000007789 sealing Methods 0.000 description 6
- 239000003292 glue Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- G01N3/32—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces
-
- 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
- G01N2203/0017—Tensile
-
- 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
- G01N2203/0069—Fatigue, creep, strain-stress relations or elastic constants
- G01N2203/0073—Fatigue
Abstract
The invention provides a sealant fatigue test device, and relates to the field of sealant fatigue tests. The sealant fatigue test device comprises a base, wherein an upright post is welded on the upper surface of the base. This seal gum fatigue test device, the layer board through the inside setting of test tank reaches and can take shape the seal gum between two recesses through the layer board, make difficult emergence break away from when the seal gum is pressed, through the second spring, mutually support between connecting plate and the locating nail, reach the shrink through the second spring, thereby be convenient for drive the locating nail consolidate the seal gum after will hardening, when having solved the test that realizes seal gum fatigue coefficient, owing to utilize the seal gum to connect two media, and utilize the pulling force to carry out separating medium, thereby obtain fatigue coefficient, if when testing the seal gum of different viscosities, because instantaneous pulling force is too big, lead to the seal gum that viscosity is little easily with the separation between two media, thereby influence the problem of test effect.
Description
Technical Field
The invention relates to the technical field of sealant fatigue tests, in particular to a sealant fatigue test device.
Background
The sealant is an adhesive material used by being injected or filled into construction joints, connection joints, deformation joints and other parts to be connected of a building or a member, and can ensure water tightness and air tightness. In order to prevent external water from penetrating into the interior of the roadbed, the concrete base seam of the railway track is sealed by sealant. When the train passes through, the concrete basal plane can vibrate up and down, thereby driving the vibration of the sealant. In cold areas, the joints are enlarged due to shrinkage of concrete, and the sealant is in a stretched state, so that the sealant is in a working state of low temperature, stretching and vibration when a train passes through in winter. The performance of the sealant in this state directly affects its service life, and it is then necessary to test the sealant for its fatigue coefficient.
For example, a "fatigue test device for sealant" is disclosed in chinese patent (CN 201720905118.8), which uses an L-shaped chute, an L-shaped slider, a chute, and a spring in combination, so that the L-shaped slider fixes a connection column, and uses a mounting base, a sliding column, a fixing groove, a connection column, a fixing rod, a sliding block, a sliding groove, a dynamometer body, and a push rod motor in combination, so that the fatigue coefficient of the sealant is determined by the number of the dynamometer body.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a sealant fatigue test device, which solves the problems that when the sealant fatigue coefficient test is realized, two mediums are connected by using sealant and separated by using tensile force, so that the fatigue coefficient is obtained, and when the sealant with different viscosities is tested, the sealant with small viscosity is easily separated from the two mediums due to overlarge instant tensile force, so that the test effect is influenced.
Technical proposal
In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides a seal gum fatigue test device, includes the base, the upper surface welding of base has the stand, the one end welding that the base was kept away from to the stand has the roof, the lower surface welding of roof has the pneumatic cylinder, the one end welding that the roof was kept away from to the pneumatic cylinder has the arc piece, the upper surface welding of arc piece has the connecting rod, the one end welding that the arc piece was kept away from to the connecting rod has the dog, the lantern ring has been cup jointed on the surface of connecting rod and in the left side of dog, the lower surface welding of roof has the tensile tester body, the one end that the tensile tester body was kept away from to the internal connecting wire of tensile tester body and the last fixed surface of lantern ring are connected.
The upper surface of base has been seted up the test tank, swing joint has the layer board between the left and right sides inner wall of test tank, the left side inner wall of test tank is seted up flutedly, the lower surface welding of layer board has the movable rod, the movable hole that is linked together with the test tank inside is seted up to the bottom of base, the movable hole is run through to the outside that extends to the base in the one end of layer board was kept away from to the movable rod, first slot has been seted up to the one end right side surface that the movable rod is located the base outside, peg graft in the inside of first slot has the bolt, the one end welding that the first slot was kept away from to the bolt has the slider, the spout has been seted up to the lower surface of base, the surface and the inside sliding connection of spout of slider, the jack that is linked together with the inside of recess is seted up to the upper surface of base, peg graft in the inside of jack has the locating nail, the one end welding that the jack was kept away from the jack has the connecting plate.
Further, the right side of the sliding block is welded with a first spring, and one end, far away from the sliding block, of the first spring is welded with the right side inner wall of the sliding groove.
Further, the lower surface welding of connecting plate has the second spring, the spring groove has been seted up to the upper surface of base, the one end that the second spring was kept away from the connecting plate welds with the interior bottom wall in spring groove.
Further, the lower surface welding of base has the supporting leg, the wheel groove has been seted up to the bottom of supporting leg.
Further, a wheel shaft is welded between the inner walls of the left side and the right side of the wheel groove, and the surface of the wheel shaft is sleeved with a roller.
Further, the lower surface of layer board welding has the third spring, the one end that the third spring kept away from the layer board welds with the interior bottom wall of test tank.
Further, a pull handle is welded at one end of the movable rod, which is positioned outside the base.
Further, a second slot is formed in the right side surface of one end of the movable rod, which is located in the test groove.
Further, the number of the grooves is two, and the two grooves are respectively positioned on the left inner wall and the right inner wall of the test groove.
Further, the material of the arc-shaped block is preferably metal, and the shape of the arc-shaped block is semicircular.
Advantageous effects
1. This seal gum fatigue test device, the layer board through the inside setting of test tank reaches and can take shape the seal gum between two recesses through the layer board, make difficult emergence break away from when the seal gum is pressed, through the shrink of second spring, mutually supporting between connecting plate and the locating nail, thereby be convenient for drive the locating nail consolidate the seal gum after will hardening, when realizing seal gum fatigue coefficient's test, because utilize the seal gum to connect two media, and utilize the pulling force to carry out separating medium, thereby obtain fatigue coefficient, if to the seal gum of different viscosity when testing, because instantaneous pulling force is too big, lead to the seal gum that viscosity is little easily to separate between two media, thereby also reach not good test effect's problem.
2. This seal gum fatigue test device, through the mutual cooperation between tensile tester body, lantern ring and the connecting rod, reach the removal through the arc piece to be convenient for drive the lantern ring through the connecting rod and remove, be convenient for from this tensile tester body demonstration in real time to the seal gum fatigue test data after the hardening, through the gyro wheel that the shaft surface set up, reach the activity at the shaft surface through the gyro wheel, thereby be convenient for the removal of base.
3. This seal gum fatigue test device, through the mutual cooperation between bolt, slider and the first spring, reach the elasticity release through first spring to be convenient for drive the bolt and remove and insert inside the second slot, be convenient for fix the layer board behind with seal gum from this, avoid the layer board to remove and influence experimental effect.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is an enlarged view of a portion of the structure of FIG. 1A according to the present invention;
fig. 3 is an enlarged view of a partial structure at B in fig. 1 according to the present invention.
The test device comprises a base 1, a test groove 2, a movable rod 3, a stand column 4, an arc-shaped block 5, a top plate 6, a hydraulic cylinder 7, a connecting rod 8, a tensile force tester body 9, a lantern ring 10, a stop block 11, a supporting plate 12, a roller 13, a supporting leg 14, a roller groove 15, a wheel shaft 16, a groove 17, a first spring 18, a second spring 19, a connecting plate 20, a positioning nail 21, a jack 22, a spring groove 23, a first slot 24, a second slot 25, a movable hole 26, a bolt 27, a pull handle 28, a sliding block 29, a sliding groove 30 and a third spring 31.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1-3, the embodiment of the invention provides a sealant fatigue test device, which comprises a base 1, the lower surface of the base 1 is welded with a supporting leg 14, the bottom end of the supporting leg 14 is provided with a wheel groove 15, the inner walls of the left side and the right side of the wheel groove 15 are welded with a wheel shaft 16, the surface of the wheel shaft 16 is sleeved with a roller 13, the roller 13 can move on the surface of the wheel shaft 16, so that the base 1 can be pushed when the carrying work of the base 1 is carried out, the carrying of the base 1 is more convenient and labor-saving, the upper surface of the base 1 is welded with a stand column 4, one end of the stand column 4, which is far away from the base 1, is welded with a top plate 6, the lower surface of the top plate 6 is welded with a hydraulic cylinder 7, one end of the hydraulic cylinder 7, which is far away from the top plate 6, is welded with an arc block 5, the material of the arc block 5 is preferably metal, the shape of the arc block 5 is semicircular, the upper surface of the arc block 5 is welded with a connecting rod 8, one end of the arc block 5 is welded with a stop 11, the surface of the connecting rod 8 is positioned on the left side of the stop 11, is sleeved with a sleeve ring 10, the lower surface of the connecting rod 6 is welded with the top plate 9, the connecting rod is further than the top meter body 9, the top meter body 9 is welded with the sleeve ring 9, and the inner surface of the connecting meter body 9, far away from the top meter and the upper surface of the upper surface is far from the sleeve ring 10, and the tension tester is fixed and the upper meter.
The upper surface of the base 1 is provided with a test groove 2, a supporting plate 12 is movably connected between the inner walls of the left side and the right side of the test groove 2, the inner wall of the left side of the test groove 2 is provided with a groove 17, the lower surface of the supporting plate 12 is welded with a third spring 31, one end of the third spring 31, which is far away from the supporting plate 12, is welded with the inner bottom wall of the test groove 2, the third spring 31 can drive the supporting plate 12 to move downwards when contracting, the supporting plate 12 is convenient to move through the contraction of the third spring 31, so that the supporting plate 12 and the hardened sealant are convenient to separate, a plurality of convenience are increased for the test, the number of the grooves 17 is two, the two grooves 17 are respectively positioned on the inner wall of the left side and the inner wall of the right side of the test groove 2, the lower surface of the supporting plate 12 is welded with a moving rod 3, one end right side surface of the moving rod 3, which is positioned in the test groove 2, is provided with a second slot 25, and when a bolt 27 moves and is inserted into the second slot 25, the bolt 27 can fix the movable rod 3 and fix the supporting plate 12 at the same time, so as to avoid the influence of the movement of the supporting plate 12 on the test effect in the process of testing, the bottom of the base 1 is provided with a movable hole 26 communicated with the inside of the test groove 2, one end of the movable rod 3 far away from the supporting plate 12 penetrates through the movable hole 26 and extends to the outside of the base 1, one end of the movable rod 3 positioned outside the base 1 is welded with a pull handle 28, when the supporting plate 12 moves upwards and returns to the original position, the supporting plate 12 can be driven to move upwards and return to the original position by pushing the pull handle 28 upwards, the next test is prepared, the right surface of one end of the movable rod 3 positioned outside the base 1 is provided with a first slot 24, the bolt 27 is inserted in the inside of the first slot 24, one end of the bolt 27 far away from the first slot 24 is welded with a sliding block 29, the lower surface of base 1 has seted up spout 30, the inside sliding connection of slider 29's surface and spout 30, the right side welding of slider 29 has first spring 18, the one end that slider 29 was kept away from to first spring 18 and the right side inner wall welding of spout 30, jack 22 that is linked together with the inside of recess 17 has been seted up to the upper surface of base 1, peg graft in jack 22's inside has locating nail 21, the one end welding that jack 22 was kept away from to locating nail 21 has connecting plate 20, the lower surface welding of connecting plate 20 has second spring 19, the spring groove 23 has been seted up to the upper surface of base 1, the one end that connecting plate 20 was kept away from to second spring 19 and the interior bottom wall welding of spring groove 23.
Working principle: when the sealing device is used, firstly, the connecting plate 20 is pulled upwards, then the sealing glue is poured on the surface of the supporting plate 12, the inner parts of the two grooves 17 are filled with the sealing glue, after the sealing glue is hardened on the surface of the supporting plate 12 and the inner parts of the grooves 17, the connecting plate 20 is released, at the moment, the second spring 19 contracts and drives the connecting plate 20 to move downwards, the positioning nail 21 is driven to penetrate through the jack 22 and insert the sealing glue when the connecting plate 20 moves downwards, then the bolt 27 is pulled rightwards and the pull handle 28 is pulled downwards, at the moment, the third spring 31 contracts and drives the supporting plate 12 to move downwards, the supporting plate 12 is separated from the sealing glue when moving downwards, at the moment, the moving rod 3 is driven to move downwards when the supporting plate 12 moves downwards, the moving rod 3 passes through the movable hole 26 and moves downwards, at the moment, the second inserting groove 25 is driven to move outside the base 1 by the moving rod 3, the bolt 27 is released by the elasticity when the first spring 18 releases and drives the sliding block 29 to move, and the bolt 29 is driven to move 27 and insert into the second inserting groove 25 when moving; when testing, drive pneumatic cylinder 7 carries out work, and the pneumatic cylinder 7 during operation can push down, can drive arc piece 5 downwardly moving when the pneumatic cylinder 7 pushes down, can press down the sealant when arc piece 5 downwardly moving, and arc piece 5 still can drive connecting rod 8 downwardly moving simultaneously, can outwards stimulate the connecting wire from the inside of tensile tester body 9 through lantern ring 10 when connecting rod 8 downwardly moving, and when the connecting wire received the pulling force, the front display screen of tensile tester body 9 can show real-time dynamics.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a sealant fatigue test device, includes base (1), its characterized in that: the upper surface of base (1) is connected with stand (4), the one end that base (1) was kept away from to stand (4) is connected with roof (6), the lower surface of roof (6) is connected with pneumatic cylinder (7), the one end that roof (6) was kept away from to pneumatic cylinder (7) is connected with arc piece (5), the upper surface of arc piece (5) is connected with connecting rod (8), the one end that arc piece (5) was kept away from to connecting rod (8) is connected with dog (11), the lantern ring (10) have been cup jointed on the surface of connecting rod (8) and in the left side of dog (11), the lower surface of roof (6) is connected with tensile tester body (9), the one end that tensile tester body (9) were kept away from to tensile tester body (9) internal connection line is fixedly connected with the upper surface of lantern ring (10).
A test groove (2) is arranged on the upper surface of the base (1), a supporting plate (12) is movably connected between the inner walls of the left side and the right side of the test groove (2), a groove (17) is formed in the left inner wall of the test groove (2), a movable rod (3) is connected to the lower surface of the supporting plate (12), a movable hole (26) communicated with the inside of the test groove (2) is arranged at the bottom of the base (1), one end of the moving rod (3) far away from the supporting plate (12) penetrates through the movable hole (26) and extends to the outside of the base (1), the right side surface of one end of the movable rod (3) positioned outside the base (1) is provided with a first slot (24), a plug pin (27) is inserted into the first slot (24), one end of the bolt (27) far away from the first slot (24) is connected with a sliding block (29), a chute (30) is arranged on the lower surface of the base (1), the surface of the sliding block (29) is in sliding connection with the inside of the chute (30), the upper surface of the base (1) is provided with a jack (22) communicated with the inside of the groove (17), a positioning nail (21) is inserted into the jack (22), and one end, far away from the jack (22), of the positioning nail (21) is connected with a connecting plate (20);
the right side of the sliding block (29) is connected with a first spring (18), and one end, far away from the sliding block (29), of the first spring (18) is connected with the right inner wall of the sliding groove (30);
the lower surface of the connecting plate (20) is connected with a second spring (19), a spring groove (23) is formed in the upper surface of the base (1), and one end, far away from the connecting plate (20), of the second spring (19) is connected with the inner bottom wall of the spring groove (23);
the lower surface of layer board (12) is connected with third spring (31), the one end that layer board (12) was kept away from to third spring (31) is connected with the interior bottom wall of test groove (2).
2. The sealant fatigue test apparatus of claim 1, wherein: the lower surface of base (1) is connected with supporting leg (14), wheel groove (15) have been seted up to the bottom of supporting leg (14).
3. The sealant fatigue test apparatus according to claim 2, wherein: wheel shafts (16) are connected between the inner walls of the left side and the right side of the wheel groove (15), and idler wheels (13) are sleeved on the surfaces of the wheel shafts (16).
4. The sealant fatigue test apparatus of claim 1, wherein: one end of the movable rod (3) positioned outside the base (1) is connected with a pull handle (28).
5. The sealant fatigue test apparatus of claim 1, wherein: the right side surface of one end of the movable rod (3) positioned in the test groove (2) is provided with a second slot (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810603011.7A CN109030247B (en) | 2018-06-12 | 2018-06-12 | Sealant fatigue test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810603011.7A CN109030247B (en) | 2018-06-12 | 2018-06-12 | Sealant fatigue test device |
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| Publication Number | Publication Date |
|---|---|
| CN109030247A CN109030247A (en) | 2018-12-18 |
| CN109030247B true CN109030247B (en) | 2024-03-15 |
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| CN201810603011.7A Active CN109030247B (en) | 2018-06-12 | 2018-06-12 | Sealant fatigue test device |
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| CN (1) | CN109030247B (en) |
Families Citing this family (1)
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| CN110966262B (en) * | 2019-11-13 | 2021-09-17 | 徐州三源实业有限公司 | Immersible pump with shock-absorbing function |
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|---|---|
| CN109030247A (en) | 2018-12-18 |
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