CN215894615U

CN215894615U - Concrete pressure bleeding instrument

Info

Publication number: CN215894615U
Application number: CN202121699165.4U
Authority: CN
Inventors: 刘鹏; 徐广�; 闫雄; 张君平; 郑猛; 王丽娟; 杨雪琴
Original assignee: Shaanxi Tianshi Industrial Co ltd
Current assignee: Shaanxi Tianshi Industrial Co ltd
Priority date: 2021-07-24
Filing date: 2021-07-24
Publication date: 2022-02-22
Anticipated expiration: 2031-07-24

Abstract

The utility model relates to a concrete pressure bleeding appearance relates to concrete check out test set's field, and it includes the support, sets up the test material section of thick bamboo on the support, is connected with manometer and hydraulic jack on the test material section of thick bamboo, hydraulic jack with the fixed intercommunication of manometer, test material bobbin base portion are provided with the drain valve, still include measuring unit, and measuring unit includes graduated flask frame and graduated flask, the graduated flask frame with the support rotates to be connected, and the graduated flask is equipped with a plurality ofly, and a plurality of graduated flasks are followed support circumference evenly distributed. When a group of data records are finished and the next group of data needs to be measured immediately, the drain valve is closed firstly, then the measuring cylinder frame is rotated, when another measuring cylinder on the measuring cylinder frame is aligned with the drain valve, the drain valve is opened again, and then the previous operation is repeated, so that another group of data can be measured. The application has the effect of being convenient for carry out a lot of continuous measurements to the bleeding volume of concrete.

Description

Concrete pressure bleeding instrument

Technical Field

The application relates to the field of concrete detection equipment, in particular to a concrete pressure bleeding instrument.

Background

The concrete is sunk when coarse aggregate is generated in the processes of transportation, vibration and pumping, the phenomenon of water floating is called concrete bleeding, the problem of pitted surface on the surface of a building can be caused by low or overhigh bleeding amount of the concrete, the attractiveness of the surface of a project can be reduced, the phenomena of plastic cracking and bone exposure on the surface of the concrete can be caused under severe conditions, the structural performance of the concrete is damaged, and the quality of construction projects is seriously influenced. The concrete pressure bleeding instrument is a device for testing the bleeding amount of pumped concrete under a certain pressure state, and the testing of the bleeding amount of the concrete by adopting the concrete pressure bleeding instrument is a necessary means for ensuring the engineering quality,

at present, the correlation technique discloses a concrete pressure bleeding appearance as application document No. 201820037881.8, including the base, set up the test material section of thick bamboo on the base, is connected with manometer and hydraulic jack on the test material section of thick bamboo, and test material section of thick bamboo bottom is provided with the drain valve, is provided with the graduated flask that is used for the splendid attire to secrete out from the drain valve on the base, offers the sleeve that is used for placing the graduated flask on the base, is provided with in the sleeve to be used for fixing the fixed establishment of graduated flask in the sleeve. Measuring the bleeding amount, pouring concrete into the measuring cylinder, pressing the hydraulic jack, enabling the bleeding to flow into the measuring cylinder from the drain valve, reading the bleeding amount in the measuring cylinder in 10 seconds and 140 seconds respectively through the observation window at the moment, recording data, pouring the bleeding and cleaning the measuring cylinder after the measurement is finished, and finally putting the measuring cylinder into the sleeve.

In order to ensure the accuracy of the concrete bleeding amount measurement in actual use, the concrete pressure bleeding apparatus in the related art generally needs to measure the concrete for multiple times to obtain an average value, and after one measurement is completed, the measuring cylinder needs to be cleaned, and then the water in the measuring cylinder is wiped off, so that the next measurement can be performed.

SUMMERY OF THE UTILITY MODEL

In order to facilitate the continuous measurement of the bleeding amount of the concrete for a plurality of times, the application provides a concrete pressure bleeding instrument.

The application provides a concrete pressure bleeding appearance adopts following technical scheme:

the utility model provides a concrete pressure bleeding appearance, includes the support, sets up the test material section of thick bamboo on the support, be connected with manometer and hydraulic jack on the test material section of thick bamboo, hydraulic jack with the fixed intercommunication of manometer, test material bobbin base portion is provided with the drain valve, still includes measuring unit, measuring unit includes graduated flask frame and graduated flask, the graduated flask frame with the leg joint rotates, the graduated flask is equipped with a plurality ofly, and a plurality of graduated flasks are followed support circumference evenly distributed.

Through adopting above-mentioned technical scheme, during the use, pack the concrete into in the test material section of thick bamboo, then press hydraulic jack, pass through the manometer with atmospheric pressure and transmit to the test material section of thick bamboo in, read manometer numerical value, when reaching required pressure value, open the drain valve rapidly, then the bleeding volume and the record data in the graduated flask when reading 10 seconds and 140 seconds, finish when a set of data record, when needing to carry out the measurement of next set of data immediately, close the drain valve earlier, then rotate the graduated flask frame, when another graduated flask on the graduated flask frame aligns with the drain valve, open the drain valve once more, then operation before the repetition, can record another set of data, above-mentioned structure assembly is simple, high durability and convenient use, can be convenient for carry out many times continuous measurement to the bleeding volume of concrete.

Optionally, the support is rotatably connected with a rotating shaft, the measuring cylinder frame is connected with a plurality of supporting rods, the rotating shaft is far away from one end of the support and fixedly connected with the supporting rods, and the measuring cylinder frame is provided with a plurality of mounting holes for the measuring cylinders to be placed.

Through adopting above-mentioned technical scheme, when a set of data measurement finishes and need measure next set of data, rotate graduated flask frame or branch, make the graduated flask frame rotate around the rotation axis, when another graduated flask on the equivalent flask frame aligns with the drain valve, can carry out the measurement of next set of data, the operation of graduated flask is changed in realization that above-mentioned structure can be simple quick, it is consuming time less, can reduce the sclerosis of concrete at this in-process, thereby it is little to make many times of measuring results differ, be favorable to keeping final measuring result's accuracy.

Optionally, a vibration assembly is arranged on the support and comprises a vibration plate and a vibration motor, the vibration plate is fixedly connected with the support, and the vibration motor is used for driving the vibration plate to vibrate.

Through adopting above-mentioned technical scheme, after the concrete that awaits measuring is adorned in the specimen cylinder, start vibrating motor, vibrating motor drives the vibration board vibration to carry out the compaction and discharge the bubble to concrete in the specimen cylinder, omit the process of beating the specimen cylinder wall by hand, thereby promote the work efficiency of test.

Optionally, a lock ring is arranged at the bottom of the outer wall of the sample cylinder, a lock catch is arranged on the bracket, and the lock ring is tightly connected with the lock catch.

By adopting the technical scheme, the bracket and the sample cylinder are fixed through the lock ring and the lock catch, so that the sample cylinder is prevented from turning over when a vibrating plate is used for vibrating and discharging bubbles to a sample in the sample cylinder, the sample cylinder is prevented from accidentally turning over due to external force, and the safety of the pressure bleeding instrument in the use process is improved.

Optionally, the vibration plate further comprises a limiting part, the limiting part comprises a limiting sleeve and a jackscrew, the limiting sleeve is coaxially sleeved on the outer wall of the rotating shaft, the limiting sleeve is fixedly connected with the vibration plate, the jackscrew is in threaded connection with the limiting sleeve, and the jackscrew is used for fixing the rotating shaft.

Through adopting above-mentioned technical scheme, when the equivalent weight mount rotated to graduated flask and drain valve and aligns, rotated the jackscrew, the jackscrew was with pivot and stop collar chucking to realize the location of graduated flask, be favorable to reducing the problem of rocking of graduated flask in the concrete bleeding in-process, and then prevent that the concrete bleeding from spilling, be favorable to improving measuring accuracy.

Optionally, a cartridge cover is connected to the test cartridge in a threaded manner.

Through adopting above-mentioned technical scheme, after the concrete has been adorned in the specimen cylinder, rotatory cover is screwed up with the specimen cylinder, need not to utilize the bolt to install and dismantle the cover, is favorable to promoting measurement of efficiency.

Optionally, a stopwatch is arranged on the outer wall of the sample cylinder.

By adopting the technical scheme, the stopwatch time arranged on the sample cylinder can be seen when the drain valve is opened, the time difference is reduced, the bleeding can be more accurately received in 10s and 140s, and the measurement accuracy is improved.

Optionally, the pressure gauge surface is provided as a convex lens.

Through adopting above-mentioned technical scheme, when the manometer numerical value is observed to the naked eye, enlarge numerical value, required pressure value of more accurate control improves the test precision.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the measuring cylinder frame is rotatably connected with the support, the plurality of measuring cylinders are arranged on the measuring cylinder frame, when one group of data is recorded and the next group of data needs to be measured immediately, the drain valve is closed firstly, then the measuring cylinder frame is rotated, when another measuring cylinder on the measuring cylinder frame is aligned with the drain valve, the drain valve is opened again, and then the previous operation is repeated, so that the other group of data can be measured, and the structure is simple to assemble and convenient to use, and can be used for continuously measuring the bleeding rate of concrete for multiple times;

2. by arranging the vibration component, after concrete to be tested is filled in the sample cylinder, the vibration component is utilized to vibrate the concrete in the sample cylinder to compact and discharge air bubbles, so that the process of manually knocking the wall of the sample cylinder is omitted, and the working efficiency of the test is improved;

3. through setting up the cover with a sample section of thick bamboo threaded connection, be favorable to installing fast and dismantle the cover, be favorable to promoting measurement of efficiency.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

fig. 2 is an enlarged view of a portion a in fig. 1.

Reference numerals: 1. a test material barrel; 11. a cylinder cover; 12. a drain valve; 13. a locking ring; 14. a stopwatch; 2. a pressure gauge; 21. a pressure pipe; 3. a hydraulic jack; 31. a hose; 4. a support; 41. locking; 5. a vibrating assembly; 51. a vibrating plate; 52. a vibration motor; 6. a measurement assembly; 61. a measuring cylinder frame; 611. mounting holes; 612. a strut; 613. a rotating shaft; 62. a measuring cylinder; 7. a limiting member; 71. a limiting sleeve; 72. and (5) jacking the screw.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses a concrete pressure bleeding instrument. Referring to fig. 1 and 2, the concrete pressure bleeding instrument comprises a test material cylinder 1, a pressure gauge 2, a hydraulic jack 3, a support 4, a vibration component 5, a measurement component 6 and a limiting component 7.

Referring to fig. 1, a specimen cylinder 1 is cylindrical, a cylinder cover 11 is coaxially and threadedly connected to the top wall of the specimen cylinder 1, a pressure pipe 21 is fixedly communicated with a pressure gauge 2 through a flange, one end, away from the pressure gauge 2, of the pressure pipe 21 is welded to the top wall of the cylinder cover 11, the pressure pipe 21 is communicated with the interior of the specimen cylinder 1, and an output end of a hydraulic jack 3 is fixedly communicated with the pressure pipe 21 through a hose 31.

Referring to fig. 1, a drain valve 12 is screwed to the bottom of the side wall of a sample cartridge 1, the drain valve 12 communicates with the inside of the sample cartridge 1, and the drain valve 12 opens downward to discharge bleeding. The side wall of the test tube 1 is fixedly connected with a stopwatch 14 by screws. The measurement process is conveniently timed by means of a stopwatch 14.

Referring to fig. 1 and 2, the support 4 is located the bottom of the test material cylinder 1, the test material cylinder 1 is placed on the support 4, the bottom of the outer wall of the test material cylinder 1 is riveted with three locking rings 13 by rivets, the three locking rings 13 are uniformly distributed along the circumferential interval of the outer wall of the test material cylinder 1, the support 4 is welded with a lock catch 41 clamped with the locking rings 13, and during normal use, the lock catch 41 is clamped on the locking rings 13 to fix the test material cylinder 1 and the support 4.

Referring to fig. 1 and 2, the vibration assembly 5 is located at the bottom of the test material cartridge 1, the vibration assembly 5 includes a vibration plate 51 and two vibration motors 52, the vibration plate 51 is disc-shaped, the vibration plate 51 and the support 4 are integrally welded, the two vibration motors 52 are arranged, the two vibration motors 52 are uniformly distributed along the circumferential direction of the vibration plate 51, and the casing of the vibration motor 52 is fixedly connected with the vibration plate 51 by screws.

Referring to fig. 1 and 2, the measuring assembly 6 includes a measuring cylinder 62 frame 61 and a measuring cylinder 62, the measuring cylinder 62 frame 61 is circular, the measuring cylinder 62 is provided with a plurality of measuring cylinders 62, six measuring cylinders in the present embodiment are provided, the measuring cylinder 62 frame 61 is uniformly provided with six mounting holes 611 along the circumferential direction for placing the mounting holes 611 of the measuring cylinder 62, each measuring cylinder 62 is placed in one mounting hole 611 in a one-to-one correspondence manner, three support rods 612 are welded on the measuring cylinder 62 frame 61, the three support rods 612 are uniformly distributed along the circumferential direction of the measuring cylinder 62 frame 61, a rotating shaft 613 is welded at the joint of the three support rods 612, the measuring cylinder 62 frame 61 is rotatably connected to the vibrating plate 51 through the rotating shaft 613, and the rotation axis of the rotating shaft 613 coincides with the axis of the test cylinder 1.

Referring to fig. 1 and 2, the limiting member 7 includes a limiting sleeve 71 and a jackscrew 72, the limiting sleeve 71 is coaxially sleeved on the outer wall of the rotating shaft 613, the limiting sleeve 71 is welded to the vibrating plate 51, the jackscrew 72 is in threaded connection with the limiting sleeve 71, one end of the jackscrew 72 extends into the limiting sleeve 71, and one end of the jackscrew 72 located in the limiting sleeve 71 is abutted against the rotating shaft 613.

The implementation principle of the concrete pressure bleeding instrument in the embodiment of the application is as follows: in operation, concrete is filled in the sample cylinder 1, then the sample cylinder 1 is placed on the bracket 4, and the lock catch 41 on the bracket 4 is tightly clamped with the lock ring 13 on the sample cylinder 1. Then, the vibration motor 52 is started, the vibration plate 51 is driven by the vibration motor 52 to vibrate, so that the concrete in the sample cylinder 1 is vibrated and compacted, air bubbles are discharged, and then the cylinder cover 11 is screwed with the sample cylinder 1, so that the measurement can be carried out.

During the measurement, press hydraulic jack 3, pass through manometer 2 with atmospheric pressure and transmit to the specimen cylinder 1 in, manometer 2 accuracy reading manometer 2 numerical value through the surface setting to convex lens, when reaching required pressure value, open drain valve 12 rapidly, then the bleeding volume and the record data in the graduated flask 62 when reading 10 seconds and 140 seconds, when a set of data record finishes, when needing to carry out the measurement of next set of data immediately, close drain valve 12 earlier, then rotate graduated flask 62 frame 61, when another graduated flask 62 on graduated flask 62 frame 61 aligns with drain valve 12, rotatory jackscrew 72, make jackscrew 72 fixed pivot 613, and then fixed graduated flask 62 frame 61 and graduated flask 62, open drain valve 12 once more, then repeat preceding operation, can measure another group's data.

By repeating the operation, the continuous measurement can be rapidly carried out on the same batch of concrete for many times, the time consumption is short, the measurement result is accurate, and the measurement work efficiency is high.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a concrete pressure bleeding appearance, includes support (4), sets up test material section of thick bamboo (1) on support (4), be connected with manometer (2) and hydraulic jack (3) on test material section of thick bamboo (1), hydraulic jack (3) with manometer (2) fixed intercommunication, test material section of thick bamboo (1) bottom is provided with drain valve (12), its characterized in that: still include measuring unit (6), measuring unit (6) include graduated flask (62) frame (61) and graduated flask (62), graduated flask (62) frame (61) with support (4) rotate the connection, graduated flask (62) are equipped with a plurality ofly, and a plurality of graduated flasks (62) are followed support (4) circumference evenly distributed.

2. The concrete pressure bleeding instrument according to claim 1, characterized in that: the rotary measuring cylinder is characterized in that a rotating shaft (613) is rotatably connected to the support (4), a plurality of supporting rods (612) are connected to the measuring cylinder (62) frame (61), one end of the support (4) and the supporting rods (612) are fixedly connected to the rotating shaft (613), and a plurality of mounting holes (611) for the measuring cylinder (62) to be placed are formed in the measuring cylinder (62) frame (61).

3. The concrete pressure bleeding instrument according to claim 2, characterized in that: the vibration plate is characterized in that a vibration assembly (5) is arranged on the support (4), the vibration assembly (5) comprises a vibration plate (51) and a vibration motor (52), the vibration plate (51) is fixedly connected with the support (4), and the vibration motor (52) is used for driving the vibration plate (51) to vibrate.

4. The concrete pressure bleeding instrument according to claim 1, characterized in that: the device is characterized in that a lock ring (13) is arranged at the bottom of the outer wall of the test material barrel (1), a lock catch (41) is arranged on the support (4), and the lock ring (13) is tightly connected with the lock catch (41).

5. A concrete pressure bleeding instrument according to claim 3, characterized in that: still include locating part (7), locating part (7) include stop collar (71) and jackscrew (72), coaxial cover of stop collar (71) is located pivot (613) outer wall, stop collar (71) with vibration board (51) fixed connection, jackscrew (72) with stop collar (71) threaded connection, jackscrew (72) be used for with pivot (613) are fixed.

6. The concrete pressure bleeding instrument according to claim 1, characterized in that: the test material cylinder (1) is in threaded connection with a cylinder cover (11).

7. The concrete pressure bleeding instrument according to claim 1, characterized in that: the outer wall of the test material cylinder (1) is provided with a stopwatch (14).

8. The concrete pressure bleeding instrument according to claim 1, characterized in that: the surface of the pressure gauge (2) is provided with a convex lens.