Concrete slump measuring device

Abstract

The concrete slump measuring device provided by the utility model comprises a base, a supporting vertical rod, a lifting support and a cross beam, the supporting vertical rod is vertically arranged on the base, the lifting support comprises a square pipe and two connecting plates, the square pipe is sleeved on the supporting vertical rod, the number of the connecting plates is two, and the cross beam is arranged between the square pipe and the supporting vertical rod. The two connecting plates are parallel to each other and are respectively installed at two sides of the notch of the love-shaped pipes, each connecting plate is provided with an inverted L-shaped guide hole, two sides, close to the top, of the rod body of the cross beam are oppositely provided with limiting rods, the limiting rods extend into the L-shaped guide holes of the corresponding connecting plates, and the L-shaped guide holes of the L-shaped pipes are arranged in the L-shaped guide holes of the connecting plates. A plurality of plugging grooves are formed in one side, close to the notches of the rice-shaped tubes, of the supporting vertical rod at equal intervals in the vertical direction; the concrete slump measuring device is convenient to use, facilitates simplification of concrete slump measuring steps, is convenient to store and is suitable for large-scale popularization and application.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field, especially a kind of concrete slump measuring device. BACKGROUND

[0002] Concrete slump, namely concrete slump, mainly refers to the plasticizing property and pumpability of concrete, the factors that influence concrete slump mainly include gradation variation, water content, weighing deviation of weighing apparatus, dosage of admixture, and the temperature of cement that is easily ignored etc..Slump refers to the workability of concrete, specifically to ensure the normal progress of construction, including the water retention, fluidity and cohesiveness of concrete;

[0003] The conventional test method of concrete slump at present is as follows: a 300mm-high horn-shaped slump bucket is used, concrete is filled in three times, after each filling, 25 times of hammering from outside to inside along the bucket wall is carried out, after tamping, it is smoothed.Then the bucket is pulled up, the height of the highest point of concrete after collapse due to self-weight is subtracted from the bucket height (300mm), and it is called slump.If the difference is 100mm, then the slump is 100;

[0004] At present, in the test of concrete slump, manual measurement is mostly used, and the concrete slump measurement steps are more, therefore, it becomes an urgent problem to provide a concrete slump measuring device that simplifies concrete slump measurement steps and improves detection efficiency. UTILITY MODEL CONTENT

[0005] (I) technical problem to be solved

[0006] In order to solve the above problems of prior art, the utility model provides a concrete slump measuring device.

[0007] (II) technical scheme

[0008] In order to achieve the above purpose, the main technical scheme adopted by the utility model includes:

[0009] A concrete slump measuring device, comprising a base, a supporting vertical rod, a lifting support and a cross beam.

[0010] The supporting vertical rod is vertically arranged on the base.

[0011] The lifting support comprises a loop-shaped tube and a connecting plate, the loop-shaped tube is sleeved on the supporting vertical rod, the connecting plate is provided with two pieces, the two connecting plates are arranged in parallel with each other and are respectively installed on both sides of the notch of the loop-shaped tube, and the connecting plate is provided with an inverted L-shaped guide hole.

[0012] The two sides of the rod body near the top of the cross beam are oppositely provided with limiting rods, and the limiting rods extend into the L-shaped guide holes corresponding to the connecting plates.

[0013] The support vertical rod is provided with a plurality of insertion slots at equal intervals in the vertical direction on one side close to the notch of the ring-shaped tube.

[0014] Preferably, the support vertical rod comprises an inner rod body, an outer rod body and a fastening bolt, the outer rod body is vertically arranged on the base, the inner rod body is sleeved in the outer rod body, and the fastening bolt is installed on the outer rod body and used for fixing the inner rod body.

[0015] Preferably, the base is provided with a limiting sleeve, when the limiting rod on the cross beam is located at the bottom of the vertical direction path of the L-shaped guide hole, one end of the bottom of the cross beam is inserted into the limiting sleeve.

[0016] Preferably, the top of the base is provided with a level.

[0017] Preferably, the cross section of the base is circular, and a plurality of leveling bolts are arranged in a circular array with the center of the circle as the center point on the bottom of the base.

[0018] Preferably, the cross beam is provided with a sliding table, and the bottom of the sliding table is installed with a range finder.

[0019] Preferably, the range finder is an infrared visual laser range finder.

[0020] Preferably, the surface of the sliding table is installed with a display screen, and the range finder and the display screen are electrically connected with a single-chip microcomputer.

[0021] Preferably, the cross beam comprises an outer rod body and an inner rod body, one end of the outer rod body is provided with a mounting hole, the inner rod body is installed in the mounting hole, the inner rod body is connected with the lifting support, and a fixing bolt is arranged at the opening of the mounting hole.

[0022] (Three) beneficial effects

[0023] The beneficial effects of the utility model lie in:

[0024] Through the adjustment of the state of the cross beam, it is convenient to store and use, when the limiting rod of the cross beam enters the horizontal direction path terminal of the L-shaped guide hole, one end of the cross beam is inserted into the corresponding insertion slot, the fixation of the cross beam is realized, thereby the measurement of the concrete slump is facilitated, when the cross beam is stored, it can be directly taken out from the insertion slot, so that it is parallel to the support vertical rod, the application is convenient to use, is favorable for simplifying the concrete slump measurement steps, and is convenient to store and is suitable for large-scale popularization and use. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 It is a kind of concrete slump measuring device structure diagram Figure One ;

[0026] Figure 2 Structure diagram of a concrete slump measuring device Figure Two

[0027] Figure 3 Structure diagram of a concrete slump measuring device Figure Three

[0028] Figure 4 Structure diagram of a concrete slump measuring device

[0029] Figure 5 Structure diagram of a concrete slump measuring device

[0030] Figure 6 Structure diagram of a concrete slump measuring device

[0031] Explanation of reference numerals:

[0032] 1, base;

[0033] 2, support stand; 21, outer rod body; 22, inner rod body; 23, fastening bolt; 24, plug-in slot;

[0034] 3, lifting support;

[0035] 31, crescent pipe; 32, connecting plate; 33, L-shaped guide hole;

[0036] 4, cross beam;

[0037] 5, limiting rod;

[0038] 6, level;

[0039] 7, leveling bolt;

[0040] 8, limiting sleeve;

[0041] 9, sliding table;

[0042] 10, range finder;

[0043] 11, display screen. DETAILED DESCRIPTION

[0044] In order to better explain the present application, so as to facilitate understanding, the following specific embodiments, combined with the drawings, the present application is described in detail.

[0045] Please refer to Figures 1 to 5 The present application provides a kind of concrete slump measuring device, including base 1, support stand 2, lifting support 3 and cross beam 4;

[0046] The support stand 2 is vertically arranged on the base 1;

[0047] ​​The lifting support 3 comprises a torus tube 31 sleeved on the support stand 2 and two connecting plates 32 arranged in parallel and installed on both sides of the torus tube 31, wherein inverted L-shaped guide holes 33 are formed in the connecting plates 32;

[0048] The rod body of the cross beam 4 is provided with limiting rods 5 on both sides near the top, and the limiting rods 5 extend into the L-shaped guide holes 33 of the connecting plates 32;

[0049] The support stand 2 is provided with a plurality of insertion slots 24 at equal intervals in the vertical direction on one side near the gap of the torus tube 31;

[0050] In use, the lifting support 3 is slid, and the height of the lifting support 3 is adjusted to the desired position, and then the limiting rods 5 are moved from the vertical direction path in the L-shaped guide holes 33 to the horizontal direction path, and when the limiting rods 5 enter the horizontal direction path of the L-shaped guide holes 33, one end of the cross beam 4 is inserted into the corresponding insertion slot 24, thereby fixing the cross beam 4, facilitating the measurement of the concrete slump, and the cross beam 4 can be directly taken out from the insertion slot 24 and arranged in parallel with the support stand 2, so that the application is convenient to use, simplifies the measurement steps of the concrete slump, is convenient to store, and is suitable for large-scale popularization and use.

[0051] In the embodiment, the support stand 2 comprises an inner rod body 22, an outer rod body 21 and a fastening bolt 23, the outer rod body 21 is vertically arranged on the base 1, the inner rod body 22 is sleeved in the outer rod body 21, and the fastening bolt 23 is installed on the outer rod body 21 and used for fixing the inner rod body 22, since the spacing between the insertion slots 24 is fixed, the positioning accuracy of the height of the cross beam 4 is affected, the height of the inner rod body 22 is adjusted by lifting, and then the fastening bolt 23 is used for fixing, thereby adjusting the positioning accuracy of the cross beam 4 and improving the measurement accuracy of the application.

[0052] In the embodiment, the base 1 is provided with a limiting sleeve 8, when the limiting rod 5 of the cross beam 4 is located at the bottom of the vertical direction path of the L-shaped guide hole 33, one end of the cross beam 4 at the bottom is inserted into the limiting sleeve 8, and the limiting sleeve 8 is used for storing the cross beam 4.

[0053] In the embodiment, the top of the base 1 is provided with a level 6, which is used for understanding the levelness of the base 1.

[0054] In the embodiment, the cross section of the base 1 is circular, and a plurality of leveling bolts 7 are arranged in a circular array with the center of the circle as the center point at the bottom of the base 1, and the leveling bolts 7 are used for adjusting the levelness of the base 1.

[0055] In the embodiment, the slide 9 is arranged on the crossbeam 4, and a distance meter 10 is arranged at the bottom of the slide 9, so that the slump of the concrete sample can be directly known through the distance meter 10.

[0056] In the embodiment, the distance meter 10 is an infrared visual laser distance meter.

[0057] In the embodiment, the display screen 11 is arranged on the surface of the slide 9, and the distance meter 10 and the display screen 11 are electrically connected to the single-chip microcomputer, so that the slump of the concrete sample can be directly known through the display screen 11.

[0058] Reference Figure 6 In the embodiment, the crossbeam 4 comprises an outer rod body 41 and an inner rod body 42, one end of the outer rod body 41 is provided with a mounting hole, the inner rod body 42 is arranged in the mounting hole, and the inner rod body 42 is connected to the lifting support 3; the opening of the mounting hole is provided with a fixing bolt, the overall length of the crossbeam 4 can be adjusted through the extension and contraction of the inner rod body 42 and the fixing of the fixing bolt, and the use range of the application is improved.

[0059] The working principle of the utility model is as follows:

[0060] The lifting support 3 is slid, the height of the lifting support 3 is adjusted to the ideal position, the limiting rod 5 is moved from the vertical direction path in the L-shaped guide hole 33 to the horizontal direction path, when the limiting rod 5 enters the horizontal direction path terminal of the L-shaped guide hole 33, one end of the crossbeam 4 is inserted into the corresponding plug-in slot 24, the crossbeam 4 is fixed, thereby facilitating the measurement of the slump of the concrete, when the crossbeam 4 is stored, the crossbeam 4 can be directly taken out from the plug-in slot 24, and the crossbeam 4 is parallel to the supporting vertical rod 2, the application is convenient to use, is favorable for simplifying the measurement steps of the slump of the concrete, is convenient to store, and is suitable for large-scale popularization and use.

[0061] The above is only the embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent transformation or direct or indirect application in the related technical field according to the content of the utility model specification and the drawings is also included in the patent protection range of the utility model.

[0062] In addition, it should be understood that, although the present specification is described according to the embodiments, not every embodiment only contains one independent technical scheme, and the description mode of the specification is only for the sake of clarity, and the person skilled in the art should consider the specification as a whole, and the technical scheme in each embodiment can also be properly combined to form other embodiments that can be understood by the person skilled in the art.

Claims

1. A concrete slump measuring device, characterized by, The base, the support vertical rod, the lifting support and the crossbeam are included. The support vertical rod is vertically arranged on the base. The lifting support includes a torus tube and two connecting plates, the torus tube is sleeved on the support vertical rod, the two connecting plates are arranged in parallel and are respectively installed on both sides of the torus tube, and inverted L-shaped guide holes are formed in the connecting plates. The two sides of the crossbeam near the top are oppositely provided with limiting rods, and the limiting rods extend into the L-shaped guide holes of the connecting plates. The support vertical rod is provided with a plurality of insertion slots at intervals in the vertical direction on one side near the gap of the torus tube.

2. A concrete slump measuring device according to claim 1, wherein, The support vertical rod includes an inner rod body, an outer rod body and a fastening bolt, the outer rod body is vertically arranged on the base, the inner rod body is sleeved in the outer rod body, and the fastening bolt is installed on the outer rod body to fix the inner rod body.

3. A concrete slump measuring device as defined in claim 1 wherein, The base is provided with a limiting sleeve, and when the limiting rod on the crossbeam is located at the bottom of the vertical direction path of the L-shaped guide hole, one end of the bottom of the crossbeam is inserted into the limiting sleeve.

4. A concrete slump measuring device as defined in claim 1 wherein, The top of the base is provided with a level.

5. A concrete slump measuring device as defined in claim 1 wherein, The cross section of the base is circular, and a plurality of leveling bolts are arranged in a circular array around the center of the base.

6. A concrete slump measuring device as defined in claim 1 wherein, The crossbeam is provided with a sliding table, and the bottom of the sliding table is provided with a range finder.

7. A concrete slump measuring device according to claim 6, wherein, The range finder is an infrared visual laser range finder.

8. A concrete slump measuring device according to claim 6, wherein, The surface of the sliding table is provided with a display screen, and the range finder and the display screen are electrically connected to a single-chip microcomputer.

9. A concrete slump measuring device as defined in claim 1 wherein, The crossbeam includes an outer rod body and an inner rod body, one end of the outer rod body is provided with a mounting hole, the inner rod body is installed in the mounting hole, the inner rod body is connected to the lifting support, and a fixing bolt is arranged at the opening of the mounting hole.

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