CN211179830U - Concrete pressure bleeding instrument - Google Patents

Abstract

The utility model relates to a concrete pressure bleeding appearance relates to concrete detection equipment field, including test material section of thick bamboo, can dismantle the cover and the hydraulic jack fixedly connected to cover that connect on the test material section of thick bamboo, the last pipeline that is connected with of hydraulic jack, installs the manometer on the pipeline, and the assay section of thick bamboo bottom is fixed with the mount pad, and the mount pad communicates with the assay section of thick bamboo, is provided with tap on the mount pad, the mount pad bottom can be dismantled and be connected with the plain bumper mechanism, the plain bumper mechanism includes plain bumper, the support that is fixed in plain bumper below and the motor that is used for driving the plain bumper work of being dismantled with the mount pad and is connected with the push rod in a sliding way on the support, and push rod one end is fixed with the plain bumper, rotates on the other end and; the output shaft of the motor is fixedly connected with a cam abutted to the roller, the cam is rotationally connected with the support, and the cam is located below the roller. It can be at the in-process of adding the concrete, and the work efficiency has been promoted to the compaction concrete, has saved the manpower.

Description

Concrete pressure bleeding instrument

Technical Field

The utility model relates to a concrete detection equipment field, concretely relates to concrete pressure bleeding appearance.

Background

The phenomenon that the coarse aggregate sinks and the moisture floats upwards in the processes of transportation, vibration and pumping of the concrete is called concrete bleeding, the bleeding is an important aspect of the workability of fresh concrete, the bleeding is easy to cause the corrosion of the concrete, the durability of the concrete is reduced, the water-cement ratio of the concrete is increased, and the strength of the concrete is reduced. The bleeding rate is the ratio of the bleeding amount to the water content of the concrete mixture, and the detection of the bleeding rate of the concrete is an essential process in the construction production. The concrete pressure bleeding instrument is mainly used for testing the bleeding amount of the pumped concrete in a certain pressure state and further calculating the bleeding rate ratio. The method is used for measuring the pressure bleeding of the concrete mixture with the aggregate grain diameter of not more than 40 mm.

The utility model discloses a chinese utility model patent that prior art refers to grant bulletin number is CN207882271U, this utility model relates to a concrete pressure bleeding appearance, including base and the test material section of thick bamboo of setting on the base, be connected with manometer and hydraulic jack on the test material section of thick bamboo, test material bobbin base portion is provided with the drain valve, be provided with the graduated flask that is used for the splendid attire to secrete the water of going out from the drain valve on the base, offer the sleeve that is used for placing the graduated flask on the base, be provided with in the sleeve and be used for fixing the fixed establishment in the sleeve with the graduated flask, fixed establishment's setting can place the graduated flask in the sleeve more steadily for the graduated flask is difficult for overturning when bleeding the volume.

But has the following disadvantages: placing concrete mixture in the material testing cylinder to before carrying out the measurement of bleeding rate to it, generally need artificially to insert to concrete mixture and smash, the tap for the concrete mixture that awaits measuring is closely knit and wherein bubble-free to exist, comparatively spends time, and the staff operation is also comparatively troublesome and staff's intensity of labour is great.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a concrete pressure bleeding appearance, it has the in-process of adding detection device with the concrete mixture, and the plain concrete makes things convenient for the staff to operate, promotes work efficiency, uses manpower sparingly advantage.

The above object of the present invention can be achieved by the following technical solutions:

a concrete pressure bleeding instrument comprises a test material cylinder, a cylinder cover detachably connected to the test material cylinder and a hydraulic jack fixedly connected to the cylinder cover, wherein a pipeline is connected to the hydraulic jack, a pressure gauge is mounted on the pipeline, a mounting seat is fixed at the bottom of the test material cylinder and communicated with the test material cylinder, a faucet is arranged on the mounting seat, a jolt ramming mechanism is detachably connected to the bottom end of the mounting seat and comprises a jolt ramming table detachably connected with the mounting seat, a support fixed below the jolt ramming table and a motor used for driving the jolt ramming table to work, a push rod is slidably connected to the support, one end of the push rod is fixed to the jolt ramming table, and a roller is rotatably connected to the other end of the push; the output shaft of the motor is fixedly connected with a cam abutted to the roller, the cam is rotationally connected with the support, and the cam is located below the roller.

By adopting the technical scheme, the motor is started, the motor drives the cam to rotate, the roller performs jumping motion, the push rod is pushed to move up and down, and the push rod drives the compaction table to vibrate up and down; in the process of adding concrete into the test material cylinder, concrete is added at one side, the compaction table drives the test material cylinder to vibrate up and down, the concrete in the test material cylinder is compacted, manpower is saved, and the working efficiency is improved.

The utility model discloses further set up to: the inside cavity of test material section of thick bamboo and both ends are uncovered, and test material section of thick bamboo top is hourglass hopper-shaped.

By adopting the technical scheme, concrete is conveniently added into the sample cylinder, and concrete sprinkling is reduced.

The utility model discloses further set up to: the opening at the top end of the test material cylinder is internally detachably connected with an inner container matched with the opening at the top end of the test material cylinder, and the inner container is funnel-shaped.

Through adopting above-mentioned technical scheme, can conveniently add the concrete, after the concrete interpolation was finished, take out the inner bag, can keep near the cleanness of a test material section of thick bamboo charge door, reduced the staff and removed the work step of wiping near the charge door again, reduced staff's work load.

The utility model discloses further set up to: the outer side of the upper end opening of the inner container is circumferentially fixed with a convex edge, and the convex edge exceeds the outer edge of the top end opening of the sample cylinder.

Through adopting above-mentioned technical scheme, the portable chimb of staff can take out the inner bag, makes things convenient for the staff to take out the inner bag.

The utility model discloses further set up to: the utility model discloses a set spare, including cover, flange one, ring assay section of thick bamboo top open-ended, ring assay section of thick bamboo top circumference is fixed with flange two, flange one is laminated in flange two upper surfaces, the chimb is located between flange one and the flange two, the through-hole has been seted up on the flange one, the counter sink has been seted up to the position that corresponds the through-hole on the flange two, the perforation has been seted up to the position that corresponds the through-hole on the chimb, ring perforation lower extreme open-ended border circumference is fixed with the setting element with counter sink looks adaptation, the setting element is inside cavity and the open body in both ends, pass through-hole and setting element and with counter sink threaded connection through positioning bolt.

Through adopting above-mentioned technical scheme, the setting element joint is in the counter sink, and the inner bag of being convenient for aims at the mounted position on the specimen cylinder fast, and the quick installation of the inner bag of being convenient for, and the hole of seting up on the flange two is the counter sink, and the counter sink is the same with through-hole and fenestrate aperture with positioning bolt threaded connection part's aperture, makes things convenient for positioning bolt's installation to realize that inner bag, cover and specimen cylinder three are fixed.

The utility model discloses further set up to: a positioning frame is fixed on the compaction table, a gauge is placed in the positioning frame, and the gauge is located under a water outlet of the faucet.

Through adopting above-mentioned technical scheme, after the concrete jolt ramming, close the motor, place the measuring tool in the locating rack, can replace the staff to hold the measuring tool and collect bleeding, place the measuring tool on the plain ramming platform, the convenience of staff's operation has also saved the manpower.

The utility model discloses further set up to: a base is fixed below the support, and a shock pad is fixed below the base.

Through adopting above-mentioned technical scheme, can reduce the in-process of plain concrete, to the vibrations that ground produced, the staff can also step on the base with the foot, fixes the material testing cylinder.

The utility model discloses further set up to: the upper surface of the jolt ramming table is provided with a shallow groove, and the mounting seat is clamped in the shallow groove.

Through adopting above-mentioned technical scheme, the mount pad of being convenient for aims at the mounted position on the plain bumper fast, makes things convenient for the quick installation of test material section of thick bamboo.

To sum up, the utility model discloses a beneficial technological effect does:

1. in the process of adding the concrete, the concrete is compacted, so that the operation of workers is facilitated, the working efficiency is improved, and the labor is saved;

2. the funnel-shaped inner container can be used for conveniently adding concrete into the test material cylinder, concrete scattering is reduced, after the concrete is added, the inner container is taken out, the cleanness of the position close to the feeding opening can be kept, the working steps of cleaning the feeding opening by workers are reduced, and the workload of the workers is reduced;

3. the shock pad reduces the vibration generated to the ground in the vibrating compaction process and has a certain shock absorption effect.

Drawings

Fig. 1 is an overall schematic view of the present invention;

FIG. 2 is a partial cross-sectional view taken along plane A-A of FIG. 1;

FIG. 3 is a partial exploded view showing a perforation, a through hole and a counterbore;

fig. 4 is a partial exploded view showing the spacer.

Reference numerals: 1. a test material barrel; 11. a mounting seat; 12. a faucet; 13. an inner container; 131. a convex edge; 132. perforating; 133. a positioning member; 14. a second flange; 141. a countersunk hole; 2. a cylinder cover; 21. a first flange; 211. a through hole; 22. positioning the bolt; 3. a hydraulic jack; 4. a pressure gauge; 5. a tapping mechanism; 51. a compaction table; 511. a positioning frame; 52. a support; 53. a motor; 54. a push rod; 55. a mounting frame; 56. a roller; 57. a cam; 571. a protrusion; 6. a measuring tool; 7. a base; 71. a shock pad; 72. and (7) mounting a table.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b): the utility model provides a concrete pressure bleeding appearance, refers to fig. 1, includes test material section of thick bamboo 1, can dismantle cover 2 and the hydraulic jack 3 of fixed connection on cover 2 of connecting on test material section of thick bamboo 1, the intercommunication has the pipeline on the hydraulic jack 3, is fixed with manometer 4 on the pipeline, and test material section of thick bamboo 1 below is provided with plain bumper mechanism 5, and test material section of thick bamboo 1 is fixed in on the plain bumper mechanism 5. The tapping mechanism 5 is started, concrete is added to the sample cylinder 1 while the concrete is added, the tapping mechanism 5 taps the concrete in the sample cylinder 1, and after the concrete is added, the tapping mechanism 5 is closed, the cylinder cover 2 is closed, and the hydraulic jack 3 is pressed to perform test measurement.

Referring to fig. 1, a base 7 is fixed below the jolt ramming mechanism 5, the base 7 is a rectangular plate, a mounting table 72 is fixed on the base 7, a shock pad 71 is fixed on the lower surface of the base 7, the shock pad 71 can be a rubber pad, so that the shock generated to the ground during the operation of the jolt ramming mechanism 5 can be reduced, and a worker can step on the base 7 by feet to better fix the test material cylinder 1.

Referring to fig. 1 and 2, the tapping mechanism 5 includes a bracket 52 vertically fixed on the base 7, a tapping table 51 fixed on the top end of the bracket 52, and a transmission assembly installed in the bracket 52, the bracket 52 includes two flat plates fixedly connected, the top end of the flat plate is fixed through a transverse plate, and the two flat plates are vertically fixed on the base 7 at a certain distance. The transmission assembly comprises a cam 57 arranged between two flat plates, a push rod 54 vertically penetrating through the transverse plate and an installation frame 55 fixed at the lower end of the push rod 54, the installation frame 55 is in a shape like a Chinese character 'men', a roller 56 is rotatably connected in the installation frame 55, the roller 56 is abutted against the cam 57 below, and the upper end of the push rod 54 is fixed with the compaction table 51. A bulge 571 is integrally formed along the outer contour of the cam 57, one side of the bulge 571 is in arc transition with the cam 57, the other side of the bulge forms a step with the cam 57, and the side of the bulge 571 close to the step is a tip. The cam 57 is rotated in one direction so that the roller 56 can slide relatively on the cam 57.

Referring to fig. 1 and 2, a motor 53 is fixed on the mounting table 72, an output shaft of the motor 53 is fixedly connected with the cam 57 through a coupling, and the coupling is rotatably connected to the bracket 52.

Referring to fig. 1, a shallow groove is formed in a tap platform 51, a main body of a sample cylinder 1 is a cylinder, a top end of the sample cylinder 1 is funnel-shaped, the sample cylinder 1 is hollow and has an upper end and a lower end which are open, a flange is circumferentially fixed around an opening at the lower end of the sample cylinder 1, a mounting seat 11 is fixed at the lower end of the sample cylinder 1 through a bolt, the mounting seat 11 is a cylinder which is hollow and has an open top, and the mounting seat 11 is communicated with the sample cylinder 1. The lower end of the mounting seat 11 is fixed with a flange, and the mounting seat 11 is fixed in a shallow groove of the vibration table 51 through a bolt.

Referring to fig. 1, a faucet 12 is fixed to one side of a mounting seat 11, and the faucet 12 communicates with the mounting seat 11. The positioning frame 511 is fixed on the plain bumper 51, the positioning frame 511 comprises a positioning ring and positioning rods fixed on the positioning ring, the positioning rods are multiple, one end of each positioning rod is fixed with the positioning ring, the other end of each positioning rod is obliquely fixed on the upper surface of the plain bumper 51, the measuring tool 6 is placed in the positioning ring, the measuring tool 6 can be used for replacing a worker to hold the measuring tool 6 to collect bleeding, and the operation of the worker is facilitated. The measuring tool 6 can be a measuring cylinder or a measuring cup, and the measuring tool 6 is positioned right below the water outlet of the water tap 12.

Referring to fig. 2 and 3, the inner container 13 matched with the top end opening of the sample cylinder 1 is placed in the top end opening of the sample cylinder 1, the opening at the top end is a concrete charging opening, the inner container 13 is funnel-shaped, the concrete can be conveniently added into the sample cylinder 1, the concrete is reduced and is scattered, after the concrete is added, the inner container 13 is directly taken out, the cleanness of the part near the charging opening of the sample cylinder 1 is kept, the trouble that a worker wipes the charging opening is reduced, and the workload of the worker is reduced.

Referring to fig. 2 and 3, a second flange 14 is circumferentially fixed to an outer side edge of the top opening of the test sample cylinder 1, and a counter bore 141 is formed in the second flange 14. The convex edge 131 is fixed to the outer side circumference of the upper end opening of the inner container 13, the outer edge of the convex edge 131 exceeds the outer edge of the second flange 14, the inner container 13 can be taken out by a worker through the convex edge 131 in a hand-held mode, and the worker can take out the inner container 13 conveniently.

Referring to fig. 3 and 4, a through hole 132 is formed in the position of the convex edge 131 corresponding to the counter bore 141, a positioning element 133 adapted to the counter bore 141 is circumferentially fixed at an opening edge at a lower end of the ring through hole 132, the positioning element 133 is a tube body with a hollow interior and two open ends, the positioning element 133 is communicated with the through hole 132, and the positioning element 133 is inserted into the counter bore 141. The inner container 13 can be conveniently and quickly aligned to the installation position of the sample cylinder 1, and the inner container 13 can be conveniently and quickly installed.

Referring to fig. 2 and 3, the lower end of the barrel cover 2 is in an inverted funnel shape, the lower end of the barrel cover 2 is open, a first flange 21 is circumferentially fixed on the outer side of the lower end opening of the barrel cover 2, the barrel cover 2 is covered and aligned on the sample barrel 1, the first flange 21 is attached to the upper surface of the flange 131, and the lower surface of the flange 131 is attached to the upper surface of the second flange 14. The first flange 21 is provided with a through hole 211 corresponding to the through hole 132.

Referring to fig. 2 and 3, the counter bore 141 is a threaded bore, the positioning bolt 22 is connected in the counter bore 141, and the bore diameter of the part of the counter bore 141 in threaded connection with the positioning bolt 22 is the same as the bore diameter of the through hole 211 and the through hole 132, so as to facilitate the installation of the positioning bolt 22. After the concrete is added, the positioning bolt 22 passes through the through hole 132 and the positioning piece 133 and is in threaded connection with the counter bore 141, so that the barrel cover 2, the inner container 13 and the test material barrel 1 are fixed and are convenient to store.

The working principle of the concrete pressure bleeding instrument is as follows:

taking down the positioning bolt 22, opening the cylinder cover 2, clamping the fixed test cylinder 1 and the mounting seat 11 in the shallow groove, and fixing the mounting seat 11 on the compaction table 51 through the bolt; starting the motor 53, driving the cam 57 to rotate by the motor 53, jumping when the roller 56 moves to the bulge 571 of the cam 57, pushing the push rod 54 to move up and down, and driving the compaction table 51 to vibrate up and down by the push rod 54; adding concrete to the sample cylinder 1, and simultaneously adding concrete, driving the sample cylinder 1 by the vibrating table 51 to vibrate up and down, so as to compact the concrete in the sample cylinder 1; after the concrete is added, the inner container 13 is removed, and the cover 2 is fixed to the test material cylinder 1 by the positioning bolt 22. Then the measuring tool 6 is placed in the mounting frame 55, the water tap 12 is opened, the hydraulic jack 3 is controlled to move, the concrete in the sample cylinder 1 is squeezed, the time is set, the start and stop of the hydraulic jack 3 are controlled, the measuring tool 6 is used for collecting bleeding flowing out of the water tap 12, and then the bleeding rate is calculated. After the test is finished, the test material cylinder 1 and the cylinder cover 2 are taken down for cleaning, then the inner container 13 is placed into the test material cylinder 1, and the inner container 13, the cylinder cover 2 and the test material cylinder 1 are fixed through bolts, so that the test material cylinder is convenient to store.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides a concrete pressure bleeding appearance, includes test material section of thick bamboo (1), can dismantle cover (2) and the hydraulic jack (3) of fixed connection on cover (2) of connecting on test material section of thick bamboo (1), be connected with the pipeline on hydraulic jack (3), install manometer (4) on the pipeline, test material section of thick bamboo (1) bottom is fixed with mount pad (11), mount pad (11) and test material section of thick bamboo (1) intercommunication are provided with tap (12) on mount pad (11), its characterized in that: the bottom end of the mounting seat (11) is detachably connected with a tap mechanism (5), the tap mechanism (5) comprises a tap platform (51) detachably connected with the mounting seat (11), a support (52) fixed below the tap platform (51) and a motor (53) used for driving the tap platform to work, a push rod (54) is slidably connected onto the support (52), one end of the push rod (54) is fixed with the tap platform (51), and the other end of the push rod (54) is rotatably connected with a roller (56); the output shaft of the motor (53) is fixedly connected with a cam (57) abutted against the roller (56), the cam (57) is rotatably connected with the bracket (52), and the cam (57) is positioned below the roller (56).

2. The concrete pressure bleeding instrument according to claim 1, wherein: the inside cavity of test material section of thick bamboo (1) and both ends are uncovered, and test material section of thick bamboo (1) top is hourglass hopper-shaped.

3. The concrete pressure bleeding instrument according to claim 2, wherein: can dismantle in the opening on test material section of thick bamboo (1) top and be connected with inner bag (13) with test material section of thick bamboo (1) top end opening looks adaptation, inner bag (13) are lou hopper-shaped.

4. The concrete pressure bleeding instrument according to claim 3, wherein: the outer side circumference of the upper end opening of the inner container (13) is fixedly provided with a convex edge (131), and the convex edge (131) exceeds the outer edge of the top end opening of the test material cylinder (1).

5. The concrete pressure bleeding instrument according to claim 4, wherein: a first flange (21) is circumferentially fixed on the outer side of the lower end opening of the cylinder cover (2) and the ring opening, a second flange (14) is circumferentially fixed on the outer side of the top end opening of the ring test cylinder (1), the first flange (21) is attached to the upper surface of the second flange (14), the flange (131) is positioned between the first flange (21) and the second flange (14), a through hole (211) is formed in the first flange (21), a countersunk hole (141) is formed in the second flange (14) at a position corresponding to the through hole (211), a through hole (132) is formed in the flange (131) at a position corresponding to the through hole (211), a positioning piece (133) matched with the countersunk hole (141) is circumferentially fixed on the edge of the lower end opening of the ring through hole (132), and the positioning piece (133) is a hollow pipe body with two, the positioning bolt (22) passes through the through hole (211) and the positioning piece (133) and is in threaded connection with the counter bore (141).

6. The concrete pressure bleeding instrument according to claim 1, wherein: a positioning frame (511) is fixed on the tap platform (51), a measuring tool (6) is placed in the positioning frame (511), and the measuring tool (6) is located right below a water outlet of the water faucet (12).

7. The concrete pressure bleeding instrument according to claim 1, wherein: a base (7) is fixed below the support (52), and a shock pad (71) is fixed below the base (7).

8. The concrete pressure bleeding instrument according to claim 1, wherein: the upper surface of the jolt ramming table (51) is provided with a shallow groove, and the mounting seat (11) is clamped in the shallow groove.

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