CN212459696U

CN212459696U - Slag concrete shrinkage test device

Info

Publication number: CN212459696U
Application number: CN202021325433.1U
Authority: CN
Inventors: 倪兴春
Original assignee: Panzhihua Hongji Commercial Concrete Co ltd
Current assignee: Panzhihua Hongji Commercial Concrete Co ltd
Priority date: 2020-07-08
Filing date: 2020-07-08
Publication date: 2021-02-02
Anticipated expiration: 2030-07-08

Abstract

The utility model discloses a slag concrete shrinkage test device, which comprises a supporting pedestal and is characterized by further comprising, the equal fixed mounting in both sides has a bracing piece, and is two sets of around both sides and the upper end right part both sides around the upper end left part of support base the upper end of bracing piece is provided with placer jointly, placer's left end middle part fixed mounting has trapezoidal limiting plate, the spacing groove has been seted up at the right-hand member middle part of trapezoidal limiting plate, placer's upper end right part is provided with test device, a plurality of groups screw hole, a plurality of groups have all been seted up to test device's rear end the equal threaded connection of cell wall of screw hole has a plurality of groups spacing screw rod, the upper end middle part of supporting the. A slag concrete shrinkage test device, spacing connecting plate plays limiting displacement to the concrete piece, prevents that the concrete piece from taking place the skew of position, has improved the detection precision when the concrete piece is experimental.

Description

Slag concrete shrinkage test device

Technical Field

The utility model relates to a slag concrete technical field specifically is a slag concrete shrinkage test device.

Background

Slag concrete is also called slag silicate concrete, and consists of silicate cement clinker, 20-70% of granulated blast furnace slag and a proper amount of gypsum, wherein the slag becomes an important mixed material of the concrete, but the slag has poor grindability, so that the selection of a proper process is particularly important, the processes of common grinding, separate grinding, mixed grinding and combined grinding based on a roller press are respectively analyzed and compared, the cement quality can be improved by adopting the roller press to pre-grind the slag, the energy is saved, meanwhile, the selection of grading equipment in a pre-grinding system is also important, the prior shrinkage test device is generally adopted to test and detect the slag concrete, when the prior shrinkage test device detects the concrete, the concrete is easy to shift in position, so the detection precision is reduced, and meanwhile, the test device is complex to operate, the practicality is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a slag concrete shrinkage test device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a slag concrete shrinkage test device, is including supporting the base, the equal fixed mounting in both sides has a bracing piece around both sides and the upper end right part around both sides around the upper end left part of support base, and is two sets of the upper end of bracing piece is provided with placer jointly, placer's left end middle part fixed mounting has trapezoidal limiting plate, the spacing groove has been seted up at the right-hand member middle part of trapezoidal limiting plate, placer's upper end right part is provided with test device, a plurality of groups screw hole, a plurality of groups have all been seted up to test device's rear end the equal threaded connection of cell wall of screw hole has a plurality of groups of limiting screw, the upper end middle part of supporting the.

Preferably, the placing device comprises a placing plate, the middle of the upper end of the placing plate is movably connected with a concrete block, a measuring nail is fixedly mounted in the middle of the left end and the right end of the concrete block, a through groove is formed in the front portion of the upper end and the rear portion of the upper end of the placing plate, and the placing plate is fixedly connected to the upper ends of the two groups of supporting rods and fixedly connected with the supporting rods.

Preferably, the testing device comprises a limiting arc plate, a plurality of groups of through holes are formed in the right end of the limiting arc plate, a dial indicator is placed on the hole wall of the through hole at the lower side, and the testing device and the placing device are fixedly connected together at the right part of the upper end of the placing device through the limiting arc plate.

Preferably, the telescopic limiting device comprises a telescopic power machine and a telescopic rod, the telescopic rod is movably connected to the output end of the telescopic power machine, a movable plate is fixedly mounted at the upper end of the telescopic rod, a limiting connecting plate is fixedly mounted at the front part and the rear part of the upper end of the movable plate, and the telescopic power machine is fixedly connected to the middle part of the upper end of the supporting base to fixedly connect the telescopic limiting device and the supporting base.

Preferably, the telescopic power machine is electrically connected with the telescopic rod, and the two groups of limiting connecting plates and the two groups of through grooves are respectively positioned on the same vertical line.

Preferably, the right end of the measuring nail is in contact with the left end of the dial indicator.

Compared with the prior art, the beneficial effects of the utility model are that:

1. set up the spacing groove and play limiting displacement to surveying the nail, the telescopic link drives spacing connecting plate up to move and through the logical groove on both sides simultaneously, and spacing connecting plate contacts both sides around the concrete piece this moment to play limiting displacement to the concrete piece, prevent the skew of concrete piece emergence position, improved the detection precision when the concrete piece is experimental.

2. Alternate the amesdial in the through-hole to it is fixed to manually rotate stop screw and carry out the chucking to the amesdial when screw hole internal rotation, the one end of amesdial contacts with surveying the nail this moment, thereby conveniently carry out the shrink test to the concrete piece and measure, and operation process is simple, has improved the practicality.

Drawings

FIG. 1 is a schematic view of the overall structure of a slag concrete shrinkage test device of the present invention;

FIG. 2 is a schematic structural view of a telescopic limiting device of the slag concrete shrinkage test device of the utility model;

FIG. 3 is a schematic structural view of a placement device of the slag concrete shrinkage test device of the present invention;

fig. 4 is the utility model discloses a slag concrete shrinkage test device's test device schematic structure.

In the figure: 1. a support base; 2. a support bar; 3. a placement device; 4. a trapezoidal limiting plate; 5. a limiting groove; 6. a testing device; 7. a threaded hole; 8. a limit screw; 9. a telescopic limiting device; 31. placing the plate; 32. a concrete block; 33. measuring a nail; 34. a through groove; 61. a limiting arc plate; 62. a through hole; 63. a dial indicator; 91. a telescopic power machine; 92. a telescopic rod; 93. a movable plate; 94. and a limiting connecting plate.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a slag concrete shrinkage test device, including supporting base 1, the equal fixed mounting in both sides has a bracing piece 2 around both sides and the upper end right part around both sides around the upper end left part of supporting base 1, the upper end of two sets of bracing pieces 2 is provided with placer 3 jointly, placer 3's left end middle part fixed mounting has trapezoidal limiting plate 4, spacing groove 5 has been seted up at the right-hand member middle part of trapezoidal limiting plate 4, placer 3's upper end right part is provided with test device 6, a plurality of groups of screw holes 7 have all been seted up to test device 6's rear end, the equal threaded connection of cell wall of a plurality of groups of screw holes 7 has a plurality of groups of stop screw 8, the upper end middle.

The placing device 3 comprises a placing plate 31, the placing plate 31 plays a role in supporting and placing the concrete block 32, the middle part of the upper end of the placing plate 31 is movably connected with the concrete block 32, a measuring nail 33 is fixedly arranged in the middle part of the left end and the right end of the concrete block 32, through grooves 34 are respectively formed in the front part and the rear part of the upper end of the placing plate 31, and the placing plate 31 is fixedly connected to the upper ends of the two groups of support rods 2 to fixedly connect the placing device 3 and the support rods 2; the testing device 6 comprises a limiting arc plate 61, a plurality of groups of through holes 62 are formed in the right end of the limiting arc plate 61, a dial indicator 63 is placed on the hole wall of the lower through hole 62, the dial indicator 63 is used for measuring an instrument for measuring the length (volume) change of a concrete sample under a specified temperature and humidity condition, and the limiting arc plate 61 is fixedly connected to the right part of the upper end of the placing device 3 to fixedly connect the testing device 6 and the placing device 3 together; the telescopic limiting device 9 comprises a telescopic power machine 91 and a telescopic rod 92, the telescopic power machine 91 is a power machine which can enable the telescopic rod 92 to be in a telescopic and extending state, when the telescopic rod 92 is extended, the limiting connecting plate 94 is conveniently driven to move upwards to limit the concrete block 32, the telescopic rod 92 is movably connected to the output end of the telescopic power machine 91, the upper end of the telescopic rod 92 is fixedly provided with a movable plate 93, the front part and the rear part of the upper end of the movable plate 93 are fixedly provided with a limiting connecting plate 94, the limiting connecting plate 94 limits the concrete block 32 to prevent the concrete block from being shifted in position, the test accuracy is improved, and the telescopic power machine 91 is fixedly connected to the middle part of the upper end of the support base 1 to fixedly connect the telescopic limiting device 9; the telescopic power machine 91 is electrically connected with the telescopic rod 92, and the two groups of limit connecting plates 94 are respectively positioned on the same vertical line with the two groups of through grooves 34; the right end of the measuring nail 33 is contacted with the left end of the dial indicator 63.

It should be noted that, the utility model relates to a slag concrete shrinkage test device, place concrete block 32 on placing the board 31, the left survey nail 33 of concrete block 32 enters into the spacing groove 5 at this moment, set up spacing groove 5 and play the limiting effect to survey nail 33, drive telescopic link 92 to stretch out and draw back through flexible engine 91 simultaneously, thereby make telescopic link 92 drive movable plate 93 move up when extending, and then drive spacing connecting plate 94 move up and pass through the logical groove 34 on both sides, spacing connecting plate 94 contacts the front and back both sides of concrete block 32 at this moment, thereby play the limiting effect to concrete block 32, prevent concrete block 32 from taking place the skew of position, detection precision when having improved concrete block 32 and testing, alternate amesdial 63 in through-hole 62, and manual rotation limit screw 8 carries out the chucking to amesdial 63 and fixes when screw hole 7 internal rotation, at this moment, one end of the dial indicator 63 is in contact with the measuring nail 33, so that the concrete block 32 is conveniently subjected to shrinkage test measurement, the operation process is simple, and the practicability is improved.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a slag concrete shrinkage test device, includes support base (1), its characterized in that: the utility model discloses a support base, including support base (1), the equal fixed mounting in both sides has a bracing piece (2), two sets of both sides around the upper end left part front and back both sides and the upper end right part of support base (1) the upper end of bracing piece (2) is provided with placer (3) jointly, the left end middle part fixed mounting of placer (3) has trapezoidal limiting plate (4), spacing groove (5) have been seted up at the right-hand member middle part of trapezoidal limiting plate (4), the upper end right part of placer (3) is provided with test device (6), a plurality of groups screw hole (7) have all been seted up to the rear end of test device (6), a plurality of groups the equal threaded connection of cell wall of screw hole (7) has a plurality of groups spacing screw rod (8), the upper end middle.

2. The slag concrete shrinkage test device of claim 1, wherein: the placing device (3) comprises a placing plate (31), a concrete block (32) is movably connected to the middle of the upper end of the placing plate (31), a measuring nail (33) is fixedly mounted in the middle of the left end and the right end of the concrete block (32), a through groove (34) is formed in the front of the upper end of the placing plate (31) and the rear of the upper end of the placing plate, and the placing plate (31) is fixedly connected to the upper ends of the two groups of supporting rods (2) and fixedly connected with the supporting rods (2).

3. The slag concrete shrinkage test device of claim 1, wherein: the testing device (6) comprises a limiting arc plate (61), a plurality of groups of through holes (62) are formed in the right end of the limiting arc plate (61), a dial indicator (63) is placed on the hole wall of the lower side through hole (62), and the testing device (6) and the placing device (3) are fixedly connected together at the right upper end of the placing device (3) through the limiting arc plate (61).

4. The slag concrete shrinkage test device of claim 1, wherein: the telescopic limiting device (9) comprises a telescopic power machine (91) and a telescopic rod (92), the telescopic rod (92) is movably connected to the output end of the telescopic power machine (91), a movable plate (93) is fixedly mounted at the upper end of the telescopic rod (92), a limiting connecting plate (94) is fixedly mounted at the front part and the rear part of the upper end of the movable plate (93), and the telescopic power machine (91) is fixedly connected to the middle part of the upper end of the supporting base (1) to fixedly connect the telescopic limiting device (9) with the supporting base (1).

5. The slag concrete shrinkage test device of claim 4, wherein: the telescopic power machine (91) is electrically connected with the telescopic rod (92), and the two groups of limiting connecting plates (94) are respectively positioned on the same vertical line with the two groups of through grooves (34).

6. The slag concrete shrinkage test device of claim 2, wherein: the right end of the measuring nail (33) is contacted with the left end of the dial indicator (63).