CN218382245U

CN218382245U - Concrete expansion degree tester

Info

Publication number: CN218382245U
Application number: CN202221834127.XU
Authority: CN
Inventors: 丁斌; 王正军; 余超; 孙鹏; 高云飞; 朱兴政
Original assignee: Yizheng Sifang Construction Engineering Detection Co ltd
Current assignee: Yizheng Sifang Construction Engineering Detection Co ltd
Priority date: 2022-07-15
Filing date: 2022-07-15
Publication date: 2023-01-24
Anticipated expiration: 2032-07-15

Abstract

The utility model relates to a building engineering technical field especially relates to a concrete expansion degree apparatus, including measuring platform, measuring platform right side end fixed mounting has the limiting plate, equal fixed mounting has the slide bar, two around the limiting plate left side end slide bar left side end fixed mounting has the stopper, two the stopper is fixed mounting respectively at measuring platform's front and back end, moving elevating system is all established to the measuring platform front and back end. The utility model discloses a scale on second dipperstick and the first dipperstick is adjusted first dipperstick to the central point that corresponds measuring platform, the central point that the device's second dipperstick and first dipperstick this moment correspond measuring platform, and the central point of concrete on measuring platform is same sinks downwards, and it is more accurate to the volume of concrete extension this moment, has avoided the workman to observe the concrete central point through the eyesight, thereby it is inaccurate to lead to the volume to get the data.

Description

Concrete expansion degree tester

Technical Field

The utility model relates to a building engineering technical field especially relates to a concrete expansion degree apparatus.

Background

The performance detection of concrete mixture is a necessary means in the technical quality control of concrete. Concrete expansion measurement is a project which must be tested for large-slump concrete, particularly self-compacting concrete;

as disclosed in the chinese patent: concrete expansion degree tester, publication no: CN208420611U, a first measuring ruler, a second measuring ruler and a sliding assembly, wherein the first measuring ruler is used for measuring the maximum diameter of the concrete expansion surface, and the second measuring ruler is used for measuring the diameter of the concrete expansion surface perpendicular to the maximum diameter; the first measuring scale and the second measuring scale are both connected with the sliding assembly in a sliding manner;

in the prior art, when the concrete expansion degree is measured, workers need to determine the center position of the concrete by means of eyesight and then measure the expansion degree, and the measurement by means of the eyesight of the workers greatly reduces the measurement accuracy.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of prior art, the utility model provides a concrete expansion degree apparatus, including measuring platform, measuring platform right side end fixed mounting has the limiting plate, equal fixed mounting has the slide bar, two around the limiting plate left side end slide bar left side end fixed mounting has the stopper, two the stopper is fixed mounting respectively at measuring platform's front and back end, moving elevating system is all established to the measuring platform front and back end, moving elevating system includes the movable block, the spout has been seted up to movable block right side end, the movable block is through the spout slidable mounting who sets up at the measuring platform front end, movable block right side end runs through and has seted up the circular port, the circular port slidable mounting that the movable block was seted up through the seting up is on the circumferential surface of slide bar, the movable block front end runs through and has seted up the rectangular hole, the movable block upper end alternates to rotate and installs the dwang, the dwang interlude is equipped with the screw thread, dwang interlude screw thread mounting is in the rectangular hole inner wall bottom that the movable block was seted up.

In order to solve the technical problem, the utility model provides a following technical scheme:

as a preferred technical scheme of the utility model, sliding mounting is run through to first dipperstick surface has the sliding block.

As a preferred technical scheme of the utility model, the draw-in groove has been seted up on sliding block upper segment left side, slidable mounting has the second dipperstick in the draw-in groove that the sliding block was seted up.

As a preferred technical scheme of the utility model, two thread grooves have been seted up to the sliding block upper end, the thread groove that the sliding block was seted up link up with the draw-in groove.

As a preferred technical scheme of the utility model, threaded rod, two are installed to equal screw thread in two thread grooves that the sliding block was seted up threaded rod lower extreme and the laminating of second dipperstick.

As the utility model discloses a preferred technical scheme, a slump section of thick bamboo has been placed in the activity of measuring platform upper end intermediate position.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

1. this concrete expansion degree apparatus, through remove two movable blocks to laminate with the stopper, two movable blocks just align with measuring platform's central point, the scale on rethread second dipperstick and the first dipperstick is adjusted first dipperstick to corresponding measuring platform's central point, the device's second dipperstick and the central point of first dipperstick correspond measuring platform's central point this moment, and the central point of concrete on measuring platform is same sinks downwards, this moment the volume of concrete expansion degree is more accurate, avoided the workman to observe the concrete central point through the eyesight, thereby it is inaccurate to lead to the volume to get the data.

2. This concrete expansion degree apparatus through the gliding second dipperstick and the first dipperstick that set up for this concrete expansion degree apparatus can help the slump cone to place at measuring platform's intermediate position, lets the concrete can be with measuring platform's central point to all around collapsing when collapsing, has made things convenient for subsequent measurement.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

fig. 2 is a schematic structural diagram of the measuring platform of the present invention;

fig. 3 is a schematic structural view of a first measuring ruler of the present invention;

fig. 4 is a schematic structural diagram of the second measuring ruler of the present invention.

Wherein: 11. a first measuring scale; 12. a moving block; 13. rotating the rod; 14. a rectangular hole; 15. a chute; 21. a second measuring scale; 22. a threaded rod; 23. a slider; 31. a measuring platform; 32. a slide bar; 33. a limiting block; 34. a limiting plate; 41. a slump cone.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental procedures in the following examples were carried out in a conventional manner unless otherwise specified, and materials, reagents and the like used in the following examples were commercially available unless otherwise specified.

Example (b):

as shown in fig. 1, 2, 3 and 4, a concrete expansion degree tester comprises a measuring platform 31, a limit plate 34 is fixedly installed at the right end of the measuring platform 31, slide bars 32 are fixedly installed at the front and the back of the left end of the limit plate 34, limit blocks 33 are fixedly installed at the left end of the two slide bars 32, the two limit blocks 33 are respectively and fixedly installed at the front and the back ends of the measuring platform 31, a movable lifting mechanism is respectively installed at the front and the back ends of the measuring platform 31, the movable lifting mechanism comprises a movable block 12, a chute 15 is installed at the right end of the movable block 12, the movable block 12 is slidably installed at the front end of the measuring platform 31 through the chute 15, a circular hole is formed through the right end of the movable block 12, the movable block 12 is slidably installed on the circumferential surface of the slide bar 32 through the circular hole, a rectangular hole 14 is formed through the front end of the movable block 12, when the concrete expansion degree tester is in use, the user can calculate the middle position of the measuring platform 31 according to the scales on the second measuring scale 21 and the first measuring scale 11, after calculation, the slump cone 41 can be placed in the middle of the upper end of the measuring platform 31, at the moment, concrete can be placed in the slump cone 41, after layering operation, the slump cone 41 is taken up, the concrete in the slump cone 41 can collapse to the periphery until an approximate circle is formed, at the moment, the user can move the two moving blocks 12 to be attached to the two limit blocks 33, after the two moving blocks 12 are attached to the limit blocks 33, the rotating rods 13 correspond to the central point of the measuring platform 31, at the moment, the first measuring scale 11 can be adjusted to be level with the concrete through threads by adjusting the two rotating rods 13, then the sliding block 23 is slid to the middle section of the first measuring scale 11, the two threaded rods 22 are unscrewed, slide second dipperstick 21 intermediate position to the centre of sliding block 23, lock two threaded rods 22 again, alright this moment get the concrete extension degree with the volume, move the block 12 upper end and alternate and rotate and install dwang 13, the dwang 13 interlude is equipped with the screw thread, first dipperstick 11 is installed to dwang 13 interlude screw thread, dwang 13 lower extreme rotates and installs the 14 inner walls bottoms in rectangular hole that move the block 12 and offer. A sliding block 23 is slidably mounted through the outer surface of the first measuring scale 11. A clamping groove is formed in the left side of the upper section of the sliding block 23, and a second measuring scale 21 is arranged in the clamping groove formed in the sliding block 23 in a sliding mode. Two thread grooves are formed in the upper end of the sliding block 23, and the thread grooves formed in the sliding block 23 are communicated with the clamping groove. Threaded rods 22 are installed in two thread grooves formed in the sliding block 23 in a threaded mode, and the lower ends of the two threaded rods 22 are attached to the second measuring scale 21. Slump section of thick bamboo 41 has been placed in the activity of measuring platform 31 upper end intermediate position, the device is through removing two movable blocks 12 to laminating with stopper 33, two movable blocks 12 just align with measuring platform 31's central point, the scale on rethread second dipperstick 21 and the first dipperstick 11 is adjusted first dipperstick 11 to the central point that corresponds measuring platform 31, the device's second dipperstick 21 and the central point of first dipperstick 11 correspond measuring platform 31's central point this moment, and the central point of concrete on measuring platform 31 is same caves downwards, it is more accurate to the volume of concrete expansion degree this moment, avoided the workman to observe the concrete central point through the eyesight, thereby lead to the inaccurate data of volume. Simultaneously the device is through the gliding second dipperstick 21 and the first dipperstick 11 that set up for this concrete expansion degree apparatus can help slump cone 41 to place in measuring platform 31's intermediate position, lets the concrete can be with measuring platform 31's central point to collapsing all around when collapsing, has made things convenient for subsequent measurement.

Instructions for use: this concrete expansion degree apparatus is when using, the user can be according to the scale on second dipperstick 21 and the first dipperstick 11, calculate measuring platform 31's intermediate position, after calculating, alright place the centre in measuring platform 31 upper end with slump section of thick bamboo 41, alright place the concrete in slump section of thick bamboo 41 this moment, after through the layering operation, take up slump section of thick bamboo 41, the inside concrete that is located slump section of thick bamboo 41 just can be to collapsing all around, until forming an approximate circle, the user alright remove two movable blocks 12 to with two stopper 33 laminating this moment, and after two movable blocks 12 and stopper 33 laminating, dwang 13 just corresponds with measuring platform 31's central point, can be through adjusting two dwang 13 this moment, adjust first dipperstick 11 to leveling with the concrete through the screw thread, slide sliding block 23 to the interlude of first dipperstick 11 again, unscrew two sliding blocks 22, slide second dipperstick 21 intermediate position to the centre of 23 with the locking threaded rod 22 again, this moment alright get alright two concrete expansion threaded rods. The device is through removing two movable blocks 12 to laminating with stopper 33, two movable blocks 12 just align with measuring platform 31's central point, the scale on rethread second dipperstick 21 and the first dipperstick 11 is adjusted first dipperstick 11 to the central point that corresponds measuring platform 31, the device's second dipperstick 21 corresponds measuring platform 31's central point with the central point of first dipperstick 11 this moment, and the central point that the concrete is same on measuring platform 31 sinks downwards, the volume of measuring to the concrete extension this moment is more accurate, avoided the workman to observe concrete central point through the eye power, thereby it is inaccurate to lead to the volume to get the data. Simultaneously the device is through the gliding second dipperstick 21 and the first dipperstick 11 that set up for this concrete expansion tester can help slump cone 41 to place in measuring platform 31's intermediate position, lets the concrete can be to collapsing all around with measuring platform 31's central point when collapsing, has made things convenient for subsequent measurement.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto, and various changes can be made without departing from the gist of the present invention within the scope of knowledge possessed by those skilled in the art.

Claims

1. A concrete expansion degree apparatus comprises a measuring platform (31), and is characterized in that: a limiting plate (34) is fixedly mounted at the right side end of the measuring platform (31), sliding rods (32) are fixedly mounted at the front and back of the left side end of the limiting plate (34), limiting blocks (33) are fixedly mounted at the left side ends of the two sliding rods (32), the two limiting blocks (33) are respectively fixedly mounted at the front end and the back end of the measuring platform (31), and movable lifting mechanisms are arranged at the front end and the back end of the measuring platform (31);

remove elevating system includes movable block (12), spout (15) have been seted up to movable block (12) right side end, movable block (12) are through spout (15) slidable mounting who sets up at measuring platform (31) front end, circular port has been seted up in the running through of movable block (12) right side end, circular port slidable mounting at the circumferencial surface of slide bar (32) through setting up of movable block (12), rectangular hole (14) have been seted up in movable block (12) front end running through, dwang (13) are installed in the rotation of interlude in movable block (12) upper end, dwang (13) interlude is equipped with the screw thread, first dipperstick (11) are installed to dwang (13) interlude screw thread, dwang (13) lower extreme rotates and installs rectangular hole (14) inner wall bottom that the movable block (12) was seted up.

2. A concrete extendibility apparatus according to claim 1, wherein: the outer surface of the first measuring scale (11) is provided with a sliding block (23) in a penetrating and sliding manner.

3. A concrete extendibility apparatus according to claim 2, wherein: a clamping groove is formed in the left side of the upper section of the sliding block (23), and a second measuring scale (21) is arranged in the clamping groove formed in the sliding block (23) in a sliding mode.

4. A concrete extendibility apparatus according to claim 3, wherein: two thread grooves are formed in the upper end of the sliding block (23), and the thread grooves formed in the sliding block (23) are communicated with the clamping grooves.

5. A concrete extendibility apparatus according to claim 3, wherein: threaded rods (22) are installed in two thread grooves formed in the sliding block (23) in a threaded mode, and the lower ends of the threaded rods (22) are attached to the second measuring scale (21).

6. A concrete extendibility apparatus according to claim 1, wherein: a slump cone (41) is movably placed in the middle of the upper end of the measuring platform (31).