CN217605865U - Concrete slump measuring tool - Google Patents
Concrete slump measuring tool Download PDFInfo
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- CN217605865U CN217605865U CN202221333912.7U CN202221333912U CN217605865U CN 217605865 U CN217605865 U CN 217605865U CN 202221333912 U CN202221333912 U CN 202221333912U CN 217605865 U CN217605865 U CN 217605865U
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- sliding block
- rod
- mounting groove
- connecting shaft
- measuring
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- 230000005540 biological transmission Effects 0.000 abstract 1
- 238000005259 measurement Methods 0.000 description 7
- 238000012360 testing method Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a concrete slump measuring tool, which comprises a cylinder, a mounting groove, a screw rod, a driving piece, a slide block, a connecting shaft, a measuring rod and a horizontal support plate, wherein the mounting groove is arranged on the outer wall of the cylinder and is provided with scales; the screw is rotatably arranged in the mounting groove; the driving piece is in transmission connection with the screw; the sliding block is sleeved on the screw and is in threaded connection with the screw; the connecting shaft is arranged on the sliding block; the top of the measuring rod is provided with a lantern ring which is movably sleeved on the connecting shaft; the horizontal support plate is arranged below the connecting shaft and fixedly connected with the sliding block, and the distance from the top surface of the horizontal support plate to the axis of the connecting shaft is the same as half of the thickness of the measuring rod. The utility model discloses a set up horizontal extension board, make the measuring stick place on horizontal extension board, just can realize the level, do not need the manual work to make level, simultaneously, through slider and screw rod cooperation, realize the location at any time of measuring stick, the reading of being convenient for reduces the operation degree of difficulty, improves the measuring degree of accuracy.
Description
Technical Field
The utility model belongs to the technical field of the concrete slump measurement, in particular to concrete slump measuring tool.
Background
Slump is a method and an index for measuring concrete workability, slump tests are usually carried out in construction sites and laboratories to measure the fluidity of the mixture, and visual experience is used for evaluating the cohesiveness and the water retention. The slump is measured by a quantitative index, and is used for judging whether the construction can be normally carried out. The slump cone is an instrument for testing the slump and the slump expansion degree.
The concrete slump test experiment comprises the following steps: the slump cone is placed well to enable the lower port of the slump cone to be attached to the ground, concrete for experiments is injected from the upper port of the slump cone and is stirred uniformly, after the slump cone is filled with the concrete, the excess concrete at the upper port is firstly scraped and the concrete at the upper port is leveled with the upper port, the slump cone is lifted upwards, the concrete can slump downwards after losing the support of the slump cone, the slump can be stopped after the concrete slump downwards for a certain distance, and at the moment, the distance between the upper port of the slump cone and the top of a concrete pile needs to be measured by a scale, wherein the distance is the slump of the concrete.
At present, a chinese patent with publication number CN205280719U discloses a slump cone, which is provided with a slide rail, a slide rod sliding-fitted with the slide rail, and a pressure lever with one end rotatably connected with the slide rail along the height direction of the outer wall of the cone, wherein the pressure lever can rotate around the slide rod in the vertical direction, the side wall of the slide rail is provided with a scale, the slump cone does not need to be provided with an external scale, and the pressure lever can be matched with the scale to complete data measurement.
However, in the measuring process, the pressure lever needs to be manually adjusted to keep the pressure lever horizontal, and meanwhile, during reading, the height of the pressure lever needs to be manually kept unchanged.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a concrete slump measuring tool to there is great human error in slump test in solving above-mentioned background art, influences measurement accuracy's problem.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a concrete slump measuring tool comprises a cylinder, a mounting groove, a screw, a driving piece, a sliding block, a connecting shaft, a measuring rod and a horizontal support plate, wherein the mounting groove is formed in the outer wall of the cylinder and is provided with scales; the screw is rotatably arranged in the mounting groove; the driving piece is connected with the screw rod; the sliding block is sleeved on the screw and is in threaded connection with the screw; the connecting shaft is arranged on the sliding block; the top of the measuring rod is provided with a lantern ring, and the lantern ring is movably sleeved on the connecting shaft; the horizontal support plate is arranged below the connecting shaft and fixedly connected with the sliding block, and the distance from the top surface of the horizontal support plate to the axis of the connecting shaft is the same as half of the thickness of the measuring rod.
Further, a mounting plate is arranged on the sliding block, a supporting rod is vertically arranged on one side, far away from the sliding block, of the mounting plate, the horizontal supporting plate is fixedly connected with the supporting rod, and a gap is formed between the horizontal supporting plate and the sliding block.
Furthermore, two ends of the horizontal support plate are provided with limit blocks, and the width of each limit block is smaller than the length of the connecting shaft.
Furthermore, the horizontal support plate and the sliding block are arranged in parallel, and the size of a gap between the horizontal support plate and the sliding block is larger than that of the measuring rod.
Furthermore, the cylinder body is in a round table shape, the interior of the cylinder body is hollow, the upper end and the lower end of the cylinder body are both open, and the size of the upper port is smaller than that of the lower port; the top of the outer wall of the cylinder body is provided with a handle, and the bottom of the outer wall of the cylinder body is provided with a pedal.
Further, the mounting groove sets up along the direction of height of barrel outer wall, the mounting groove is U type groove, and U type groove both ends set up the dog.
Further, the screw rod sets up in the mounting groove along the length direction of mounting groove, and both ends all rotate with the mounting groove and be connected.
Furthermore, the driving member is a handle, the handle comprises a connecting rod and a handle, the end of the connecting rod is inserted into the mounting groove and is fixedly connected with the screw rod, and the handle is fixedly connected with the connecting rod.
The utility model discloses following beneficial effect has:
1. the utility model provides a pair of concrete slump measuring tool through setting up horizontal extension board, rotates the measuring stick to transversely adjust its position, make the measuring stick place on horizontal extension board, just can realize the level, do not need the manual work to make level, simultaneously, through slider and screw rod cooperation, realize the location at any time of measuring stick, the reading of being convenient for reduces the operation degree of difficulty, improves the measuring degree of accuracy.
2. The utility model provides a pair of concrete slump measuring tool, horizontal extension board and slider parallel arrangement, and set up the space between the two, the space size is greater than the measuring stick size, makes the measuring stick can remove between the clearance, measures the back that finishes, can place the measuring stick in the clearance of horizontal extension board and slider, avoids the measuring stick to stretch out in removing the transportation, causes the structural damage.
Drawings
Fig. 1 is a schematic structural diagram of a measuring tool according to the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
fig. 3 is a side view of fig. 1 of the present invention;
fig. 4 is a top view of fig. 1 according to the present invention.
In the figure: 1-cylinder, 2-mounting groove, 3-screw, 4-driving piece, 5-slide block, 6-connecting shaft, 7-measuring rod, 8-horizontal support plate, 9-handle, 10-pedal.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-4, the utility model provides a concrete slump measuring tool, which comprises a cylinder 1, a mounting groove 2, a screw rod 3, a driving member 4, a sliding block 5, a connecting shaft 6, a measuring rod 7 and a horizontal support plate 8, wherein the mounting groove 2 is arranged on the outer wall of the cylinder 1 and is provided with scales; the screw rod 3 is rotatably arranged in the mounting groove 2; the driving piece 4 is connected with the screw rod 3 and is used for driving the screw rod 3 to rotate; the sliding block 5 is sleeved on the screw rod 3 and is in threaded connection with the screw rod 3; the connecting shaft 6 is arranged on the sliding block 5; the top of the measuring rod 7 is provided with a lantern ring, the lantern ring is movably sleeved on the connecting shaft 6 and can move along the length direction of the connecting shaft 6, so that the measuring rod 7 can rotate in a vertical plane; the horizontal support plate 8 is arranged below the connecting shaft 6 and fixedly connected with the sliding block 5, and the distance from the top surface of the horizontal support plate 8 to the axis of the connecting shaft 6 is the same as half of the thickness of the measuring rod 7, so that the measuring rod 7 is in a horizontal state when placed on the horizontal support plate 8. During the measurement, upwards rotate measuring stick 7, after measuring stick 7 highly surpassed horizontal extension board 8, remove the lantern ring, put horizontal extension board 8 with measuring stick 7 on, remove the manual work from and make level, reduce measuring error, then rotate screw rod 3 through driving piece 4, and then drive slider 5 and remove on screw rod 3, when measuring stick 7 height is the same with the concrete height, stop rotating screw rod 3, slider 5 stops on screw rod 3, carries out the reading this moment.
The barrel 1 is in a round table shape, the upper end and the lower end of the barrel are both open, the interior of the barrel is hollow, the size of the upper port of the barrel 1 is smaller than that of the lower port, and the inner wall of the barrel 1 is prevented from touching concrete when the barrel 1 is taken out upwards; the two handles 9 are symmetrically arranged at the top of the barrel body 1, so that an operator can lift the barrel body 1 by pulling the handles 9, and the operation is convenient; two running-boards 10 are symmetrically arranged at the bottom of the cylinder body 1, and an operator can temporarily fix the cylinder body 1 on the ground by stepping on the running-boards 10 to prevent the cylinder body 1 from floating in the test process.
The mounting groove 2 is set up along the direction of height of 1 outer wall of barrel, and is preferred, and mounting groove 2 is U type groove, and sets up the dog at its top and bottom both ends, avoids in the concrete gets into mounting groove 2, and the tank bottom links firmly with 1 outer wall of barrel, and the cell wall top surface sets up the scale.
Screw rod 3 sets up in mounting groove 2 along the length direction of mounting groove 2, and both ends are rotated with mounting groove 2 and are connected.
Preferably, the driving member 4 is a handle, the handle includes a connecting rod and a handle, the end of the connecting rod is inserted into the mounting groove 2 and is fixedly connected to the screw rod 3, the handle is vertically and fixedly connected to the connecting rod, and the screw rod 3 is rotated by rotating the handle.
Two lug plates are correspondingly arranged on the sliding block 5, the connecting shaft 6 is horizontally arranged, and two ends of the connecting shaft are respectively connected with the two lug plates. The slider 5 is provided with a mark point, and the position of the mark point is flush with the bottom surface of the measuring rod 7 in the horizontal state, so that the reading accuracy is improved.
Set up the mounting panel on the slider 5, keep away from the vertical branch that sets up in one side of slider 5 on the mounting panel, horizontal extension board 8 links firmly with branch, sets up the clearance between horizontal extension board 8 and the slider 5, and horizontal extension board 8's width is less than the length of connecting axle 6. Preferably, the two ends of the horizontal support plate 8 are provided with limiting blocks, so that the measuring rod 7 is prevented from falling off from the horizontal support rod in the moving process of the sliding block 5. Preferably, horizontal extension board 8 and slider parallel arrangement, and the clearance size between horizontal extension board 8 and the slider is greater than measuring stick 7 size, and measuring stick 7 can remove between the clearance promptly, measures the back that finishes, can place measuring stick 7 in the clearance between horizontal extension board 8 and slider 5, avoids measuring stick 7 to stretch out in the removal transportation, causes the structural damage.
During measurement, firstly, the barrel body 1 is placed on the ground, the pedal 10 is stepped to fix the barrel body 1 on the ground, concrete for experiments is injected from the upper end opening of the barrel body 1 and is stirred uniformly, after the barrel body 1 is filled with the concrete, the barrel body 1 is lifted upwards through the handle 9, the concrete falls downwards after losing the support of the slump cone, after the concrete stops collapsing, the device is placed near a concrete pile, the measuring rod 7 is rotated to be higher than the horizontal support plate 8, the lantern ring is moved, the measuring rod 7 is placed on the horizontal support plate 8, the measuring rod 7 is in a horizontal state, then the screw rod 3 is rotated through the driving piece 4, the sliding block 5 moves, when the measuring rod 7 is in contact with the top of the concrete pile, the screw rod 3 stops rotating, and the scale value of the position where a mark point on the sliding block 5 is located is read, and measurement is completed; after the measurement is finished, the screw rod 3 is rotated to enable the sliding block 5 to move upwards, then the measuring rod 7 is rotated to be higher than the horizontal supporting plate 8, the lantern ring is moved to remove the measuring rod 7 from the horizontal supporting plate 8, and then the lantern ring is moved to be located between the horizontal supporting plate 8 and the sliding block 5.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (8)
1. The utility model provides a concrete slump measuring tool which characterized in that: the measuring device comprises a cylinder body (1), a mounting groove (2), a screw (3), a driving piece (4), a sliding block (5), a connecting shaft (6), a measuring rod (7) and a horizontal support plate (8), wherein the mounting groove (2) is arranged on the outer wall of the cylinder body (1) and is provided with scales; the screw (3) is rotatably arranged in the mounting groove (2); the driving piece (4) is connected with the screw (3); the sliding block (5) is sleeved on the screw rod (3) and is in threaded connection with the screw rod (3); the connecting shaft (6) is arranged on the sliding block (5); the top of the measuring rod (7) is provided with a lantern ring, and the lantern ring is movably sleeved on the connecting shaft (6); the horizontal support plate (8) is arranged below the connecting shaft (6) and fixedly connected with the sliding block (5), and the distance from the top surface of the horizontal support plate (8) to the axis of the connecting shaft (6) is the same as half of the thickness of the measuring rod (7).
2. A concrete slump measuring tool according to claim 1, wherein: the novel sliding block is characterized in that a mounting plate is arranged on the sliding block (5), a supporting rod is vertically arranged on one side, away from the sliding block (5), of the mounting plate, the horizontal supporting plate (8) is fixedly connected with the supporting rod, and a gap is formed between the horizontal supporting plate (8) and the sliding block (5).
3. A concrete slump measuring tool according to claim 1, wherein: and two ends of the horizontal support plate (8) are provided with limiting blocks, and the width of the limiting blocks is smaller than the length of the connecting shaft (6).
4. A concrete slump measuring tool according to claim 2, wherein: the horizontal support plate (8) and the sliding block (5) are arranged in parallel, and the size of a gap between the horizontal support plate (8) and the sliding block (5) is larger than that of the measuring rod (7).
5. A concrete slump measuring tool according to claim 1, wherein: the cylinder body (1) is in a round table shape, the interior of the cylinder body is hollow, the upper end and the lower end of the cylinder body are both open, and the size of the upper port is smaller than that of the lower port; the top of the outer wall of the barrel body (1) is provided with a handle (9), and the bottom is provided with a pedal (10).
6. A concrete slump measuring tool according to claim 1, wherein: the mounting groove (2) is arranged along the height direction of the outer wall of the barrel body (1), the mounting groove (2) is a U-shaped groove, and two ends of the U-shaped groove are provided with stop blocks.
7. A concrete slump measuring tool according to claim 1, wherein: the screw rod (3) is arranged in the mounting groove (2) along the length direction of the mounting groove (2), and two ends of the screw rod are rotatably connected with the mounting groove (2).
8. A concrete slump measuring tool according to claim 1, wherein: the driving piece (4) is a handle which comprises a connecting rod and a handle, the end part of the connecting rod is inserted into the mounting groove (2) and is fixedly connected with the screw rod (3), and the handle is fixedly connected with the connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221333912.7U CN217605865U (en) | 2022-05-31 | 2022-05-31 | Concrete slump measuring tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221333912.7U CN217605865U (en) | 2022-05-31 | 2022-05-31 | Concrete slump measuring tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217605865U true CN217605865U (en) | 2022-10-18 |
Family
ID=83587462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221333912.7U Expired - Fee Related CN217605865U (en) | 2022-05-31 | 2022-05-31 | Concrete slump measuring tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217605865U (en) |
-
2022
- 2022-05-31 CN CN202221333912.7U patent/CN217605865U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20221018 |