CN210376364U - Gelled material slurry bleeding rate testing device - Google Patents
Gelled material slurry bleeding rate testing device Download PDFInfo
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- CN210376364U CN210376364U CN201921305281.6U CN201921305281U CN210376364U CN 210376364 U CN210376364 U CN 210376364U CN 201921305281 U CN201921305281 U CN 201921305281U CN 210376364 U CN210376364 U CN 210376364U
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Abstract
The utility model discloses a device for testing the bleeding rate of a cementing material slurry, which comprises a measuring cylinder with a sealing cover at the top, wherein leveling support legs are uniformly distributed at the bottom of the measuring cylinder; an overflow pipe which extends outwards is hermetically communicated with the side wall of the measuring cylinder close to the upper part, a sealing plug is arranged on the overflow pipe, a fixing clamping frame is arranged on the wall of the measuring cylinder below the overflow pipe, an upper opening branch cylinder is connected below the liquid outlet end of the overflow pipe, and a branch cylinder scale line and a branch cylinder buckle which is in adaptive clamping connection with the fixing clamping frame are arranged on the side wall of the branch cylinder; a movable tray is horizontally arranged in the measuring cylinder, and the movable tray is a rubber tray with the side edge clinging to the inner wall of the measuring cylinder; the side wall of the measuring cylinder is provided with a leveling pipe, and the bottom wall of the measuring cylinder is provided with a vent pipe. The utility model discloses the advantage is in simple structure, and is easy and simple to handle, measures accurately, can use repeatedly.
Description
Technical Field
The utility model belongs to the technical field of road engineering and specifically relates to a cementitious material thick liquid bleeding rate testing arrangement is related to.
Background
The cement slurry and other inorganic cementing material slurries can be used in the fields of grouting reinforcement of soft rock soil, grouting material of assembled building sleeves and the like, and are widely applied at present. The bleeding rate of the cementing material slurry is an important index for evaluating the performance of the cementing material slurry, and the excessive bleeding rate easily causes the segregation of the slurry, seriously influences the construction workability of the slurry, and influences the early strength and other related performances after solidification. Therefore, the bleeding rate of the cement slurry must be maintained within a certain range, and the bleeding rate of the cement must be accurately measured and controlled.
The method for testing the bleeding rate of the cementing material in the current specification adopts a phi 100 x 150mm organic glass container, introduces cementing material slurry with the depth of about 100mm into the container, observes and reads the change of the liquid level after a certain time, and then calculates the bleeding rate. The measurement method mainly has the following defects: (1) the reading error is large; because the liquid level change is small after bleeding, generally within a few millimeters, the direct reading error is large, and the accuracy of the measuring result is influenced. (2) The mould is difficult to remove after the test is finished; the bleeding rate test generally needs 24 hours, the gelled material is solidified and hardened after the test, and the gelled material solidified body is very difficult to pour out from the test container directly, and because the gelled material has certain expansion performance, the demoulding is more difficult after the test.
Disclosure of Invention
The utility model aims to provide a cementitious material thick liquid bleeding rate testing arrangement that can use repeatedly.
In order to achieve the above purpose, the utility model can adopt the following technical proposal:
the device for testing the bleeding rate of the cementing material slurry comprises a measuring cylinder with a sealing cover at the top, wherein leveling support legs are uniformly distributed at the bottom of the measuring cylinder; an overflow pipe which extends outwards is hermetically communicated with the side wall of the measuring cylinder close to the upper part, a sealing plug is arranged on the overflow pipe, a fixing clamping frame is arranged on the wall of the measuring cylinder below the overflow pipe, an upper opening branch cylinder is connected below the liquid outlet end of the overflow pipe, and a branch cylinder scale line and a branch cylinder buckle which is in adaptive clamping connection with the fixing clamping frame are arranged on the side wall of the branch cylinder; a movable tray is horizontally arranged in the measuring cylinder, and the movable tray is a rubber tray with the side edge clinging to the inner wall of the measuring cylinder; the side wall of the measuring cylinder is provided with a leveling pipe, and the bottom wall of the measuring cylinder is provided with a vent pipe.
The sealing plug is a rubber plug plate which is hermetically inserted on the pipe wall of the overflow pipe from top to bottom.
The leveling supporting legs comprise a plurality of internal thread sleeves and adjusting lead screws, the internal thread sleeves are vertically fixed on the lower surface of the bottom wall of the measuring cylinder, the adjusting lead screws are arranged in the internal thread sleeves in a penetrating mode through screw threads, and horizontal supporting legs are arranged at the lower ends of the adjusting lead screws.
And measuring cylinder scale marks are arranged on the wall of the measuring cylinder.
And a handle is fixedly arranged in the middle of the upper surface of the sealing cover.
The utility model discloses the advantage is in simple structure, and is easy and simple to handle, measures accurately, can use repeatedly. The water secreted after the cementing material slurry is solidified is guided into the measuring cylinder through the overflow pipe, so that the result is convenient to observe and interpret, the test result of the bleeding rate is more accurate, and the defect of large error in direct reading is avoided; after the test is finished, the air is filled into the measuring cylinder through the air pipe on the bottom wall of the measuring cylinder, and the movable tray moves upwards under the pushing of air pressure, so that the cementing material solidified body is smoothly demoulded, the demoulding is simpler and more convenient by utilizing the air pressure, and the demoulding efficiency is improved; in addition, the leveling pipe arranged on the side wall of the measuring cylinder is matched with the leveling supporting leg at the bottom of the measuring cylinder, so that the liquid level of the cementing material slurry contained in the measuring cylinder can be ensured, and the slurry volume and the reading are more accurate.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
As shown in fig. 1, the device for testing the bleeding rate of the cementing material slurry comprises a measuring cylinder 2 with a sealing cover 1 at the top, wherein graduated cylinder scale marks 3 are arranged on the wall of the measuring cylinder 2, so that the height of the cementing material slurry poured into the measuring cylinder 2 can be conveniently interpreted; in order to facilitate the buckling and the disassembling of the sealing cover 1, a handle 4 is fixedly arranged in the middle of the upper surface of the sealing cover 1; leveling support legs are uniformly distributed at the bottom of the measuring cylinder 2 and comprise a plurality of internal thread sleeves 5 vertically fixed on the lower surface of the bottom wall of the measuring cylinder 2 and adjusting lead screws 6 threaded in the internal thread sleeves 5, horizontal support legs 7 are arranged at the lower ends of the adjusting lead screws 6, and the heights of the horizontal support legs 7 are adjusted by screwing the adjusting lead screws 5, so that the liquid level of the cementing material slurry contained in the measuring cylinder 2 is ensured, and the device can be conveniently used when the ground is uneven; further, in order to provide a reference for leveling the measuring cylinder 2, a leveling tube 8 is provided on a side wall of the measuring cylinder 2, and the height of each horizontal leg 7 is adjusted based on the leveling tube 8.
An overflow pipe 9 which extends outwards is hermetically communicated with the side wall of the measuring cylinder 2 close to the upper part, and the overflow pipe 9 can extend outwards in a downward inclined way, so that water secreted by the cementing material slurry can flow out conveniently; be provided with on overflow pipe 9 and seal plug 10, shutoff plug 10 is the sealed rubber cock board of cartridge on overflow pipe 9 pipe wall of top-down, convenient operation, and accessible shutoff plug 10 comes shutoff overflow pipe 9 earlier stage, waits to gelatinize material ground paste liquid water to excrete the back and opens shutoff plug 10 again, discharges moisture.
A fixed clamping frame 11 is arranged on the wall of the measuring cylinder 2 below the overflow pipe 9, a branch cylinder 12 with an upper opening is connected below the liquid outlet end of the overflow pipe 9, and a branch cylinder buckle 13 which is in adaptive clamping connection with the fixed clamping frame 11 is arranged on the side wall of the branch cylinder 12, so that the branch cylinder 12 can be fixed together with the measuring cylinder 2; in addition, the inner diameter of the branch cylinder 12 is smaller and is obviously smaller than that of the measuring cylinder 2, so that the variation range of the bleeding liquid level is conveniently expanded, and the result can be clearly and accurately interpreted by matching with the branch cylinder scale marks 14 arranged on the side wall of the branch cylinder 12.
The horizontal movable tray 15 that is provided with in measuring section of thick bamboo 2, movable tray 15 is the rubber tray of side along hugging closely measuring section of thick bamboo 2 inner wall, is provided with breather pipe 16 on the diapire of measuring section of thick bamboo 2, breather pipe 16 is linked together with measuring section of thick bamboo 2 inner chamber, treats that the bleeding test is accomplished the back, and the cementing material thick liquid concreties, aerifys in measuring section of thick bamboo 2 through breather pipe 16 this moment, under the promotion of atmospheric pressure, movable tray 15 upwards moves, makes the smooth drawing of patterns of cementing material concretes body, improves drawing of patterns efficiency.
When the leveling device is used, the horizontal support legs 7 are adjusted by screwing the adjusting screw rod 6, and the measuring cylinder 2 is leveled by referring to the leveling tube 8; then the plug 10 is used for plugging the overflow pipe 9, the sealing cover 1 of the measuring cylinder 2 is opened, the gelled material slurry is poured into the measuring cylinder 2, and the height H of the gelled material slurry is recorded0Note that the level of the slurry of the inner cementitious material poured into the measuring cylinder 2 is generally maintained at a level with the lower edge of the communicating end of the overflow pipe 9; then the fastening sealing cover 1 is kept stand for a certain time (generally kept stand for 24H), after the slurry of the cementing material is solidified and the moisture in the slurry is completely secreted out, the plugging plug 10 is opened, the measuring cylinder 2 is inclined, the secreted moisture completely flows into the branch cylinder 12 through the overflow pipe 9, the liquid level height H of the water in the branch cylinder 12 is recorded, and the bleeding rate can be calculated according to the formula:
in the formula, H: when the bleeding water completely flows out of the branch cylinder 12, reading the water surface of the branch cylinder 12;
H0: measuring the height of the slurry of the cementing material in the original measuring barrel 2;
r: the radius of the branch 12;
r: the radius of the cylinder 2 is measured.
After the bleeding rate test is finished, the sealing cover 1 is opened, the measuring cylinder 2 is inflated through the vent pipe 16, the movable tray 15 moves upwards under the pushing of air pressure, the solidified gelled material is pushed to be solidified into blocks until the gelled material is separated from the measuring cylinder 2, the demoulding operation is finished, and then the next bleeding rate test can be carried out.
Claims (5)
1. The device for testing the bleeding rate of the cementing material slurry comprises a measuring cylinder with a sealing cover at the top, wherein leveling support legs are uniformly distributed at the bottom of the measuring cylinder; the method is characterized in that: an overflow pipe which extends outwards is hermetically communicated with the side wall of the measuring cylinder close to the upper part, a sealing plug is arranged on the overflow pipe, a fixing clamping frame is arranged on the wall of the measuring cylinder below the overflow pipe, an upper opening branch cylinder is connected below the liquid outlet end of the overflow pipe, and a branch cylinder scale line and a branch cylinder buckle which is in adaptive clamping connection with the fixing clamping frame are arranged on the side wall of the branch cylinder; a movable tray is horizontally arranged in the measuring cylinder, and the movable tray is a rubber tray with the side edge clinging to the inner wall of the measuring cylinder; the side wall of the measuring cylinder is provided with a leveling pipe, and the bottom wall of the measuring cylinder is provided with a vent pipe.
2. The cement slurry bleeding rate test device according to claim 1, wherein: the sealing plug is a rubber plug plate which is hermetically inserted on the pipe wall of the overflow pipe from top to bottom.
3. The cement slurry bleeding rate test device according to claim 1, wherein: the leveling supporting legs comprise a plurality of internal thread sleeves and adjusting lead screws, the internal thread sleeves are vertically fixed on the lower surface of the bottom wall of the measuring cylinder, the adjusting lead screws are arranged in the internal thread sleeves in a penetrating mode through screw threads, and horizontal supporting legs are arranged at the lower ends of the adjusting lead screws.
4. The cement slurry bleeding rate test device according to claim 1, wherein: and measuring cylinder scale marks are arranged on the wall of the measuring cylinder.
5. The cement slurry bleeding rate test device according to claim 1, wherein: and a handle is fixedly arranged in the middle of the upper surface of the sealing cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921305281.6U CN210376364U (en) | 2019-08-13 | 2019-08-13 | Gelled material slurry bleeding rate testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921305281.6U CN210376364U (en) | 2019-08-13 | 2019-08-13 | Gelled material slurry bleeding rate testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210376364U true CN210376364U (en) | 2020-04-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921305281.6U Active CN210376364U (en) | 2019-08-13 | 2019-08-13 | Gelled material slurry bleeding rate testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210376364U (en) |
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2019
- 2019-08-13 CN CN201921305281.6U patent/CN210376364U/en active Active
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