CN210774945U - Pounding device for measuring fluidity of cement mortar - Google Patents
Pounding device for measuring fluidity of cement mortar Download PDFInfo
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- CN210774945U CN210774945U CN201921606572.9U CN201921606572U CN210774945U CN 210774945 U CN210774945 U CN 210774945U CN 201921606572 U CN201921606572 U CN 201921606572U CN 210774945 U CN210774945 U CN 210774945U
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- tamper
- positioning rod
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- cement mortar
- mortar
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Abstract
The utility model relates to the field of cement mortar flow test, in particular to a tamper for measuring cement mortar flow degree, which comprises a tamper, a horizontal bracket, a positioning rod and a tightening screw, wherein the tamper is fixed with the horizontal bracket which is provided with a through hole, and the positioning rod passes through the through hole and is parallel to the tamper; the positioning rod is fixed on the horizontal bracket by an elastic screw; the positioning rod is also provided with scales; the utility model provides a pounder for measuring fluidity of cement mortar, which connects a positioning rod with a pounding rod through a horizontal bracket, and adjusts the height of the positioning rod through a tightening screw, thereby realizing that the pounding device can accurately and rapidly stamp, and effectively ensuring that the stamping depth of a first layer is half of the height of the first layer of mortar; the tamping depth of the second layer is not more than the tamping depth surface, so that the test process is stably and efficiently carried out, and the test result is more accurate.
Description
Technical Field
The utility model relates to a cement mortar flow test field, in particular to ware of smashing that cement mortar mobility survey was used.
Background
At present, according to the requirement of measuring the fluidity of the cement mortar in GB/T2419-2005 'method for measuring fluidity of cement mortar', the mixed mortar is quickly loaded into a test mould and tamped in two layers: the first layer of mortar is filled to the position about two thirds of the height of the truncated cone round die, a knife is used for dividing the truncated cone round die for 5 times in two mutually vertical directions, and a tamping rod is used for uniformly tamping and pressing the truncated cone round die for 15 times from the edge to the center; then, a second layer of mortar is filled to a position which is about 20mm higher than the truncated cone round die; and then, filling a second layer of mortar to a height of about 20mm higher than the truncated cone circular mold, respectively cutting 5 times in two mutually vertical directions by using a knife, and uniformly tamping 10 times from the edge to the center by using a tamping rod, wherein the mortar is slightly higher than the test mold after tamping. The tamping depth is that the first layer is tamped to half of the height of the mortar, and the second layer is tamped not to exceed the surface of the tamped bottom layer. When the mortar is filled and tamped, the mold is stabilized by hands without moving the mold.
However, in the actual tamping process, it is difficult to control the tamping of the first layer to be half of the height of the mortar; in addition, the second layer of tamping process is easy to stamp the surface of the tamped first layer, or the tamping depth is too shallow; these all can skew the results of the mortar fluidity test.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that the tamping depth is not easy to control in the testing process of the fluidity of the mortar, which is mentioned in the background art, and the testing result is easy to deviate, the utility model provides a tamper for testing the fluidity of the mortar, which comprises a tamping rod, a horizontal bracket, a positioning rod and an elastic screw, wherein the tamping rod is fixed with the horizontal bracket, the horizontal bracket is provided with a through hole, and the positioning rod passes through the through hole and is parallel to the tamping rod; the positioning rod is fixed on the horizontal bracket by the elastic screw; the positioning rod is also provided with scales.
On the basis of the structure, a knurled handle is further arranged at the upper part of the tamper.
On the basis of the structure, the material of the tamper and the horizontal bracket is metal.
On the basis of the structure, further, the tamper is a cylinder, the diameter of the bottom surface of the tamper is 20mm, and the length of the tamper is 200 mm.
The utility model provides a pounder for measuring fluidity of cement mortar, which connects a positioning rod with a pounding rod through a horizontal bracket, and adjusts the height of the positioning rod through a tightening screw, thereby realizing that the pounding device can accurately and rapidly stamp, and effectively ensuring that the stamping depth of a first layer is half of the height of the first layer of mortar; the tamping depth of the second layer is not more than the tamping depth surface, so that the test process is stably and efficiently carried out, and the test result is more accurate.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic structural view of a tamper for measuring fluidity of cement mortar provided by the present invention;
FIG. 2 is a top view of the structure of a tamper for measuring fluidity of mortar;
fig. 3 is a schematic view of the usage state of the tamper for measuring the fluidity of the cement mortar provided by the utility model.
Reference numerals:
10 horizontal support of 11 knurling handles 20 of pestle
21 through hole 30 positioning rod 40 loose and tight screw
60 truncated cone round mould of 50-jump table
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, 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.
The utility model provides a pounding device for measuring fluidity of cement mortar, which comprises a pounding rod 10, a horizontal bracket 20, a positioning rod 30 and an elastic screw 40, wherein the horizontal bracket 20 is fixed on the pounding rod 10, the horizontal bracket 20 is provided with a through hole 21, and the positioning rod 30 passes through the through hole 21 and is parallel to the pounding rod 10; the positioning rod 30 is fixed on the horizontal bracket 20 by the elastic screw 40; the positioning rod 30 is also provided with scales.
In specific implementation, as shown in fig. 1, the tamper for measuring the fluidity of cement mortar comprises a tamper 10, a horizontal bracket 20, a positioning rod 30 and an elastic screw 40, wherein the horizontal bracket 20 is fixed on the tamper 10, the tamper 10 and the horizontal bracket 20 are both made of metal, one end of the horizontal bracket 20 is welded in the middle of the tamper 10, and the horizontal bracket 20 is perpendicular to the tamper 10; preferably, the tamper 10 is a cylinder in shape, the diameter of the bottom surface of the tamper is 20mm, the length of the tamper is 200mm, the surface of the lower portion of the tamper is smooth, and the knurled handle 11 is arranged on the upper portion of the tamper, so that the tamper is convenient to tamper and prevent slipping.
A through hole 21 is formed in one end, far away from the tamper 10, of the horizontal support 20, and the positioning rod 30 penetrates through the through hole 21 and is parallel to the tamper 10; the tightening screw 40 is screwed into the through hole 21 in the direction perpendicular to the positioning rod 30 to fix the positioning rod 30 on the horizontal bracket 20, and the positioning rod 30 is moved up and down by screwing or unscrewing the tightening screw 40; still be equipped with the scale on the locating lever 30, locating lever 30 is the scale in this embodiment, and its length equals with tamper 10 for measure the thickness of mortar.
The utility model discloses still provide this smash ware's application method, including following step:
the method comprises the following specific operations of determining the tamping position of the first layer of mortar: after the first layer of mortar is filled, the tamping rod 10 vertically contacts the surface layer of the first layer of mortar downwards, at the moment, the elastic screw 40 is loosened to enable the positioning rod 30 to vertically fall to the surface of the jump table 50, the filling height of the first layer of mortar is read through scales, then the positioning rod 30 moves upwards, the moving distance is half of the filling height of the first layer of mortar, the elastic screw 40 is screwed, the tamping rod 10 is utilized to tamp the first layer of mortar, and only the tamping is needed until the bottom of the positioning rod 30 contacts the jump table 50; after the tamping is finished, the tamping height of the first layer of mortar is just equal to one half of the height of the first layer of mortar;
the second layer of mortar is stamped the determination of the pressure position, its concrete operation does: after the second layer of mortar is filled, the tamping rod 10 is continuously utilized to stamp the second layer of mortar, and since the height of the first layer of mortar is recorded by the positioning rod 30, the tamping is only needed until the bottom of the positioning rod 30 contacts the diving table 50; the tamper bar 10 now just touches the tamped substrate surface and the tamping depth is uniform each time and does not exceed the tamped substrate surface.
The utility model provides a pounder for measuring fluidity of cement mortar, which connects a positioning rod with a pounding rod through a horizontal bracket, and adjusts the height of the positioning rod through a tightening screw, thereby realizing that the pounding device can accurately and rapidly stamp, and effectively ensuring that the stamping depth of a first layer is half of the height of the first layer of mortar; the tamping depth of the second layer is not more than the tamping depth surface, so that the test process is stably and efficiently carried out, and the test result is more accurate.
Although terms such as tamper, knurled handle, horizontal bracket, through hole, positioning rod, turnbuckle, etc. are used more often herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (4)
1. The utility model provides a pounding ware that cement mortar fluidity survey was used which characterized in that: the device comprises a tamper (10), a horizontal support (20), a positioning rod (30) and an elastic screw (40), wherein the horizontal support (20) is fixed on the tamper (10), a through hole (21) is formed in the horizontal support (20), and the positioning rod (30) penetrates through the through hole (21) and is parallel to the tamper (10); the positioning rod (30) is fixed on the horizontal bracket (20) through the elastic screw (40); the positioning rod (30) is also provided with scales.
2. The tamper for measuring fluidity of cement mortar according to claim 1, wherein: and a knurled handle (11) is arranged at the upper part of the tamper (10).
3. The tamper for measuring fluidity of cement mortar according to claim 1, wherein: the tamper (10) and the horizontal support (20) are made of metal.
4. The tamper for measuring fluidity of cement mortar according to claim 1, wherein: the tamper (10) is a cylinder, the diameter of the bottom surface of the tamper is 20mm, and the length of the tamper is 200 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921606572.9U CN210774945U (en) | 2019-09-25 | 2019-09-25 | Pounding device for measuring fluidity of cement mortar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921606572.9U CN210774945U (en) | 2019-09-25 | 2019-09-25 | Pounding device for measuring fluidity of cement mortar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210774945U true CN210774945U (en) | 2020-06-16 |
Family
ID=71040184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921606572.9U Active CN210774945U (en) | 2019-09-25 | 2019-09-25 | Pounding device for measuring fluidity of cement mortar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210774945U (en) |
-
2019
- 2019-09-25 CN CN201921606572.9U patent/CN210774945U/en active Active
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