CN212872479U

CN212872479U - Slump measuring device

Info

Publication number: CN212872479U
Application number: CN202021689320.XU
Authority: CN
Inventors: 詹平; 魏冬梅; 曹洋
Original assignee: Beijing China Railway Chengye Engineering Construction Supervision Co Ltd
Current assignee: Beijing China Railway Chengye Engineering Construction Supervision Co Ltd
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2021-04-02
Anticipated expiration: 2030-08-13

Abstract

The utility model relates to a slump measuring device, belong to concrete test equipment, also take place the shake easily to the in-process of artificially mentioning the section of thick bamboo that collapses, the test piece takes place to collapse easily or cuts the problem that needs retest on one side and provides following technical scheme, the technical essential of this application includes the base that the level set up, the base upper surface is provided with the section of thick bamboo that collapses, the section of thick bamboo that collapses includes two relative settings half, two half end to end enclose into the annular and lead to the chamber, the upper surface of base has set firmly the fixed plate, the fixed plate is vertical setting, one side sliding connection of the section of thick bamboo that collapses of fixed plate orientation has two sliders, the extension plane coincidence of two sliders, be provided with the adjusting part that two sliders of drive are close to each other or keep away from between two sliders, through clamping bar fixed connection between slider and the. This application has the slump section of thick bamboo of being convenient for stably opening and shutting, reduces slump section of thick bamboo and rocks the range, makes measured data more accurate advantage.

Description

Slump measuring device

Technical Field

The application relates to concrete detection equipment, in particular to a slump measuring device.

Background

Common slump test methods: the method comprises the steps of placing a trumpet-shaped slump cone on the ground, then pouring concrete into the trumpet-shaped slump cone and filling the trumpet-shaped slump cone for multiple times, tamping the concrete with a tamping hammer after each filling, leveling the concrete after tamping, then vertically pulling up the slump cone, gradually slumping the concrete under the action of self gravity, and finally subtracting the height of the highest point of the slumped concrete from the height of the cone to obtain the slump of the concrete detected at this time.

However, in the process of pulling up the collapsed cylinder, the collapsed cylinder is required to be lifted and the cylinder lifting action is required to be completed within 5-10s, and because the force and speed difference of lifting up the collapsed cylinder by different people is large, the movement of the collapsed cylinder in the vertical direction in the process of manually lifting up the collapsed cylinder cannot be guaranteed, and the collapsed cylinder is easy to shake in the process of manually lifting up the collapsed cylinder, so that a test piece is collapsed or damaged at one side and needs to be re-measured, and further the measurement of the concrete collapse degree is not accurate enough.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art existence, the aim at of this application provides a slump measuring device, and it has the slump section of thick bamboo of being convenient for stably opening and shutting, reduces slump section of thick bamboo and rocks the range, makes measured data more accurate advantage.

The technical purpose of the application is realized by the following technical scheme:

the utility model provides a slump measuring device, includes the base that the level set up, the base upper surface is provided with the section of thick bamboo that falls, the section of thick bamboo that falls includes two relative settings partly, two partly end to end encloses into the annular and leads to the chamber, the upper surface of base has set firmly the fixed plate, the fixed plate is vertical setting, one side sliding connection that the fixed plate orientation collapsed a section of thick bamboo has two sliders, the extension plane coincidence of two sliders, two be provided with the adjusting part that two sliders of drive are close to each other or keep away from between the slider, through clamping bar fixed connection between slider and the partly.

By adopting the technical scheme, the two sliding blocks are driven by the adjusting assembly to simultaneously move to one side close to the axis of the collapsed cylinder, the sliding blocks drive the clamping rods to simultaneously move, the collapsed cylinder is fixedly fastened on the base under the action of the two clamping rods, and the clamping state of the two clamping rods on the collapsed cylinder is kept under the action of the adjusting assembly, so that the two half cylinders are prevented from being mutually far away under the action of concrete in the process of pouring the concrete; pour the inside of annular logical chamber into the concrete and experiment, accomplish the back, order about two sliders while reverse movement through adjusting part, the clamping rod drives two half a section of thick bamboos and separates simultaneously, has avoided artifical upwards to mention the phenomenon that takes place to rock, carry partially when collapsing the section of thick bamboo to make measured data more accurate.

The application is further configured to: the adjusting component comprises an air cylinder, one end of the air cylinder is fixedly connected with the sliding block, and the other end of the air cylinder is fixedly connected with the fixing plate.

Through adopting above-mentioned technical scheme, start the cylinder, the cylinder drives the slider and slides along fixed plate length direction, realizes the regulation of interval between two sliders, and through the time of two half section of thick bamboos alternate segregation of cylinder control, the operation error of reduction manual separation.

The application is further configured to: the adjusting component further comprises a poking block, the poking block is rotatably connected with the fixed plate, a pushing block extends towards one side of the sliding block, a pull rod is arranged between the pushing block and the sliding block, one end of the pull rod is hinged to the pushing block, the other end of the pull rod is hinged to the sliding block, and when the pushing block and the sliding block are close to each other, the two sliding blocks are far away from each other.

Through adopting above-mentioned technical scheme, start the cylinder, when the cylinder drove the slider to keeping away from the side removal of the section of thick bamboo axis that collapses, under the effect of pull rod, realize the rotation drive to dialling the movable block, dialling movable block pivoted in-process and driving the promotion piece and deflecting to the one side that is close to the slider, realize the synchronous antiport of two sliders under the impetus of pull rod to the realization is to the synchronous drive of two half section of thick bamboos.

The application is further configured to: the fixed plate is provided with a sliding chute, one side of the sliding block, facing the fixed plate, is fixedly provided with an inserting block, one end, far away from the sliding block, of the inserting block is integrally formed with a limiting block, and the sliding chute is provided with a limiting inner convex ring for preventing the limiting block from being separated from the sliding chute.

Through adopting above-mentioned technical scheme, be convenient for realize the sliding connection between slider and the fixed plate, be convenient for guide slider along the length direction linear motion of spout.

The application is further configured to: the spout is two, two the spout is parallel and the interval sets up.

Through adopting above-mentioned technical scheme, improve the sliding stability of slider on the fixed plate.

The application is further configured to: two be provided with the bar between the spout and lead to the groove, the slider has set firmly the connecting block, the connecting block runs through behind the bar leads to the groove and cylinder fixed connection.

By adopting the technical scheme, on one hand, the fixed connection between the sliding block and the cylinder is convenient to realize; on the other hand, can realize installing the cylinder in the one side that the fixed plate is kept away from the section of thick bamboo that collapses, avoid the in-process of pouring the concrete, concrete splash to the cylinder.

The application is further configured to: one side of the clamping rod, which faces the half cylinder, is provided with a clamping block, and one side of the clamping block, which faces the half cylinder, is provided with a cambered surface.

Through adopting above-mentioned technical scheme, improve the laminating degree between pressing from both sides tight piece and the half section of thick bamboo, improve the connection stability between pressing from both sides tight piece and the half section of thick bamboo, improve the stability of removing half section of thick bamboo in-process.

The application is further configured to: the radian of the clamping block is equal to that of the outer wall of the half cylinder.

Through adopting above-mentioned technical scheme, further improve the laminating degree between pressing from both sides tight piece and the half section of thick bamboo, improve the connection stability between pressing from both sides tight piece and the half section of thick bamboo, improve the stability of removing half section of thick bamboo in-process.

The application is further configured to: and one side of the outer wall of the half cylinder, which faces the clamping block, is fixedly provided with a fixed block, and the fixed block and the clamping block are fixedly connected through a fixed bolt.

Through adopting above-mentioned technical scheme, be convenient for realize half a section of thick bamboo and press from both sides the dismantled connection between the tight piece, be convenient for realize the tight fixedly of clamp to the section of thick bamboo that collapses of difference.

The application is further configured to: the measuring device is characterized in that a measuring assembly is arranged on the base and comprises a vertically arranged measuring rod, a butt rod capable of moving along the axis direction of the measuring rod is sleeved on the measuring rod, the butt rod and the measuring rod are vertically arranged, and one end, far away from the measuring rod, of the butt rod extends to the upper side of a collapsed cylinder.

Through adopting above-mentioned technical scheme, the upper end contact of butt rod and the section of thick bamboo that falls that collapses, when removing the section of thick bamboo that collapses, the concrete can take place the slump, butt pole one end and concrete contact, and the position of the other end corresponds the position of measuring stick, is the slump of concrete promptly, and the measurement of completion slump that can make things convenient for fast, improvement work efficiency that can be better is measured to the cooperation of measuring stick and butt pole.

In summary, the present application has the following beneficial effects:

after the concrete experiment is finished, the two half cylinders are controlled to be separated from two sides through the two sliding blocks, so that the phenomena of shaking and inclined lifting when the collapsed cylinder is lifted upwards manually are avoided, and the measured data are more accurate;

secondly, when the two half cylinders are connected end to end, the position control of the two sliding blocks is realized through the mutual matching of the air cylinder and the adjusting assembly, so that the two clamping rods are ensured to clamp the cylinder body and cannot be loosened;

and thirdly, through the matching of the measuring rod and the abutting rod, the slump can be conveniently and quickly measured, and the work efficiency can be better improved.

Drawings

FIG. 1 is a schematic view showing the overall configuration of a state in which collapsed cans are butted against each other in a slump measuring apparatus;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a sectional view taken along line A-A in FIG. 2;

FIG. 4 is an enlarged view of portion B of FIG. 3;

fig. 5 is an overall configuration diagram of a state in which the collapsed tube is separated in the slump measuring apparatus.

In the figure, 1, a base; 2. collapsing the barrel; 21. half a cylinder; 22. an annular through cavity; 3. a fixing plate; 31. a chute; 32. a strip-shaped through groove; 4. a slider; 41. an insertion block; 42. a limiting block; 43. connecting blocks; 51. a shifting block; 52. a pushing block; 53. a pull rod; 54. a cylinder; 61. a clamping lever; 611. a clamping block; 62. a fixed block; 63. fixing the bolt; 7. a measurement assembly; 71. a measuring rod; 72. a collar; 73. a connecting rod is abutted.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

Referring to fig. 1, a slump measuring device disclosed in the present application includes a base 1 horizontally disposed, and when in use, the base 1 is placed on a horizontal plane. A slump section of thick bamboo 2 that is used for packing into the concrete that awaits measuring is placed to the center department of base 1 upper surface, and slump section of thick bamboo 2 is the toper setting, and slump section of thick bamboo 2 is divided into two half section of thick bamboos 21 along axis direction symmetry, and two half section of thick bamboos 21 use a slump section of thick bamboo 2 axis to set up as central symmetry, and two half section of thick bamboos 21 end to end enclose into annular logical chamber 22, during the experiment, will await measuring the inside that the concrete packed into annular logical chamber 22.

With reference to fig. 1 and 2, the edge of the upper surface of the base 1 is welded with a fixing plate 3, the fixing plate 3 is vertically arranged, and the central line of the fixing plate 3 and the axis of the collapsing cylinder 2 are in the same plane. The fixed plate 3 is connected with two sliding blocks 4 towards one side of the collapsing barrel 2 in a sliding mode, the two sliding blocks 4 are arranged on the surface of the fixed plate 3 at intervals, and the middle line of the interval between the two sliding blocks 4 is parallel to the axis of the collapsing barrel 2. The extension surfaces of the two sliding blocks 4 are overlapped, and the sliding directions of the two sliding blocks 4 are positioned on a straight line which is arranged along the length direction of the fixed plate 3.

Referring to fig. 3 and 4, the fixed plate 3 is correspondingly provided with two sliding chutes 31 for the sliding of the sliding block 4, the two sliding chutes 31 are located on the same side of the axis of the collapsing barrel 2, the two sliding chutes 31 are arranged along the surface of the fixed plate 3 at intervals up and down, and the two sliding chutes 31 are arranged in parallel. One side welding that slider 4 faced spout 31 has insertion block 41, and insertion block 41 keeps away from slider 4's one end and pegs graft in the inside of spout 31, and the tip of the insertion block 41 that is located the inside of spout 31 extends along its radial direction and has stopper 42, and spout 31 is provided with the spacing inner cam that prevents stopper 42 and deviate from in its opening part, and stopper 42 can move along the length direction of spout 31.

The fixed plate 3 is provided with an adjusting component at the interval between the two sliding blocks 4 for driving the two sliding blocks 4 to approach or depart from each other.

Referring to fig. 1 and 5, the adjusting assembly includes a shifting block 51 disposed at a space between the two sliding blocks 4, the shifting block 51 is rotatably connected to the fixing plate 3 through a rotating shaft, and an axis of the rotating shaft intersects with an axis of the collapsing barrel 2 at a point. One side of the shifting block 51 facing the slide block 4 extends along the radial direction thereof with a pushing block 52, and the pushing block 52 and the shifting block 51 are arranged in a diamond shape as a whole.

A pull rod 53 is arranged between the pushing block 52 and the sliding block 4, one end of the pull rod 53 is hinged with the edge of the end part of the pushing block 52, and the other end is hinged with the sliding block 4. When the pushing block 52 rotates to one side close to the sliding blocks 4, the two sliding blocks 4 are pushed to move simultaneously under the action of the pull rod 53, and when the pushing block 52 rotates to one side far away from the sliding blocks 4, the pushing block 52 drives the pull rod 53 to pull the sliding blocks 4 to move reversely, so that the two sliding blocks 4 are close to each other simultaneously.

Referring to fig. 4 and 5, a cylinder 54 is fixedly disposed on a side of the fixed plate 3 opposite to the collapsing cylinder 2, one end of the cylinder 54 is fixedly connected to the fixed plate 3, the other end of the cylinder 54 is fixedly connected to the slider 4 through a connecting block 43, and a fixed end of the cylinder 54 coincides with a rotation center of the toggle block 51. The air cylinder 54 is started, the movable end of the air cylinder 54 moves to one side far away from the rotation center of the toggle block 51, and the air cylinder 54 drives the sliding block 4 to move along the length direction of the sliding chute 31.

The fixed plate 3 is correspondingly provided with a strip-shaped through groove 32 for the connecting block 43 to pass through, the strip-shaped through groove 32 and the sliding groove 31 are arranged in parallel, and the strip-shaped through groove 32 is arranged between the upper sliding groove 31 and the lower sliding groove 31. One end of the connecting block 43 is fixedly connected with the sliding block 4, and the other end of the connecting block penetrates through the strip-shaped through groove 32 and then is fixedly connected with the air cylinder 54, so that the movement direction of the connecting block 43 is guided.

With reference to fig. 1 and 5, a clamping rod 61 is welded on one side of each of the two sliders 4 far from the fixed plate 3, the clamping rod 61 is parallel to the rotating shaft, one end of the clamping rod 61 far from the slider 4 extends to one side close to the collapsing cylinder 2, and when the distance between the two sliders 4 is the minimum, the collapsing cylinder 2 is clamped and fixed on the base 1 under the action of the two clamping rods 61.

The clamping block 611 is welded on one side, facing the half cylinder 21, of the clamping rod 61, the side, facing the half cylinder 21, of the clamping block 611 is provided with an arc surface, the radian of the arc surface of the clamping block 611 is equal to that of the outer wall of the half cylinder 21, the clamping block 611 is attached to the half cylinder 21, the connection stability between the clamping block 611 and the half cylinder 21 is improved, and the stability in the process of moving the half cylinder 21 is improved.

The fixing block 62 is fixedly arranged on one side, facing the clamping block 611, of the outer wall of the half cylinder 21 along the radial direction of the outer wall, the fixing block 62 is horizontally arranged, the lower surface of the fixing block 62 abuts against the upper surface of the clamping block 611, the fixing block 62 is fixedly connected with the clamping block 611 through the fixing bolt 63, the end portion of the fixing bolt 63 penetrates through the fixing block 62 and is in threaded connection with the clamping block 611, detachable connection between the half cylinder 21 and the clamping rod 61 can be achieved, and the outer wall of the half cylinder 21 can be conveniently cleaned after an experiment is completed.

Combine fig. 1 and fig. 5, surface mounting has measuring component 7 on the base 1, measuring component 7 includes perpendicular mounting in base 1 upper surface and has the measuring stick 71 of scale, the height that highly is higher than a section of thick bamboo 2 that collapses of measuring stick 71, and the upper end parallel and level of a zero scale mark and a section of thick bamboo 2 that collapses, the cover is equipped with can follow measuring stick 71 upper and lower free gliding lantern ring 72 on the measuring stick 71, the welding has on the lantern ring 72 with measuring stick 71 axis vertically butt pole 73, butt pole 73 one end is connected with the lantern ring 72, the other end extends to the top of a section of thick bamboo 2 that collapses, be convenient for accurate positioning and measurement.

The implementation principle of the embodiment is as follows: during measurement, the inner wall of the collapsing barrel 2 is coated with oil to prevent concrete from being adhered to the inner wall of the collapsing barrel 2, the base 1 is placed on a horizontal plane, the collapsing barrel 2 is placed on the upper surface of the base 1, then the fixing block 62 of the collapsing barrel 2 is fixedly connected with the clamping block 611 of the clamping rod 61, the relative positions of the two sliding blocks 4 are unchanged under the action of the air cylinder 54 and the pull rod 53, and the clamping rod 61 is prevented from loosening; pouring concrete into the collapse cylinder 2 and tamping the concrete. After the process is finished, the air cylinder 54 is started, the movable end of the air cylinder 54 drives the sliding block 4 to move towards one side far away from the rotating center of the poking block 51 along the length direction of the sliding chute 31, the pulling rod 53 is driven to pull the poking block 51 in the moving process of the sliding block 4, the poking block 51 rotates around the rotating center of the poking block, the poking block 51 drives the other pulling rod 53 to push the sliding block 4, the two sliding blocks 4 are synchronously far away, the two half cylinders 21 are controlled to be opened from two sides simultaneously through the clamping rod 61, and the phenomena of shaking and inclined lifting when the collapsed cylinder 2 is lifted upwards manually are avoided; the data measured by the measuring rod 71 are more accurate, and through the matching of the measuring rod 71 and the abutting rod 73, the slump measurement can be conveniently and quickly completed, and the work efficiency can be better improved.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the 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 slump measuring device, includes base (1) that the level set up, base (1) upper surface is provided with the section of thick bamboo (2) that falls that collapses, a serial communication port, the section of thick bamboo (2) that falls that collapses includes two relative half section of thick bamboo (21), two half section of thick bamboo (21) end to end encloses into annular logical chamber (22), the upper surface of base (1) has set firmly fixed plate (3), fixed plate (3) are vertical setting, fixed plate (3) have two slider (4) towards one side sliding connection who falls section of thick bamboo (2) that collapses, the extension plane coincidence of two slider (4), two be provided with the adjusting part that two slider (4) of drive are close to each other or keep away from between slider (4), through clamping bar (61) fixed connection between slider (4) and half section of thick bamboo (21).

2. Slump measuring device according to claim 1, wherein the adjusting assembly comprises a cylinder (54), one end of the cylinder (54) is fixedly connected with the sliding block (4), and the other end is fixedly connected with the fixing plate (3).

3. The slump measuring device is characterized in that the adjusting assembly further comprises a shifting block (51), the shifting block (51) is rotatably connected with the fixing plate (3), a pushing block (52) extends from one side, facing the sliding block (4), of the shifting block (51), a pull rod (53) is arranged between the pushing block (52) and the sliding block (4), one end of the pull rod (53) is hinged with the pushing block (52), the other end of the pull rod is hinged with the sliding block (4), and when the pushing block (52) and the sliding block (4) are close to each other, the two sliding blocks (4) are far away from each other.

4. The slump measuring device of claim 2, wherein the fixed plate (3) is provided with a sliding groove (31), one side of the sliding block (4) facing the fixed plate (3) is fixedly provided with an inserting block (41), one end of the inserting block (41) far away from the sliding block (4) is integrally formed with a limiting block (42), and the sliding groove (31) is provided with a limiting inner convex ring at an opening thereof for preventing the limiting block (42) from falling off.

5. A slump measuring device according to claim 4, wherein there are two chutes (31), and the two chutes (31) are arranged in parallel and spaced apart from each other.

6. A slump measurement device according to claim 5, wherein a strip-shaped through groove (32) is arranged between the two sliding grooves (31), a connecting block (43) is fixedly arranged on the sliding block (4), and the connecting block (43) penetrates through the strip-shaped through groove (32) and is fixedly connected with the air cylinder (54).

7. A slump measuring device according to claim 1, wherein the side of the clamp lever (61) facing the half cylinder (21) is provided with a clamp block (611), and the side of the clamp block (611) facing the half cylinder (21) is provided with a cambered surface.

8. A slump measuring device according to claim 7, wherein the arc of the clamp block (611) is equal to the arc of the outer wall of the half cylinder (21).

9. The slump measuring device is characterized in that a fixing block (62) is fixedly arranged on one side, facing the clamping block (611), of the outer wall of the half cylinder (21), and the fixing block (62) is fixedly connected with the clamping block (611) through a fixing bolt (63).

10. The slump measuring device is characterized in that a measuring assembly (7) is arranged on the base (1), the measuring assembly (7) comprises a vertically arranged measuring rod (71), an abutting rod (73) capable of moving along the axial direction of the measuring rod (71) is sleeved on the measuring rod (71), the abutting rod (73) and the measuring rod (71) are vertically arranged, and one end, far away from the measuring rod (71), of the abutting rod (73) extends to the position above the collapse cylinder (2).