Cement mortar fluidity tester

Abstract

The utility model discloses a cement mortar fluidity tester, which belongs to the technical field of cement mortar fluidity testers and comprises a base, a vibration structure is arranged at the upper end of the base, a disc table top is arranged at the upper end of the vibration structure, a truncated cone round mold is arranged at the upper end of the disc table top, and a connecting component is arranged between the truncated cone round mold and the disc table top. One side of the upper end of the base is provided with a supporting column, the positioning assembly is arranged, the surface of the supporting column is rotationally connected with a rotary positioning plate, a spring pin in the cantilever is clamped into a pin hole in the rotary positioning plate after the cantilever rotates to a specified angle, the angle of the cantilever can be fixed, operation is easy, and the structure is more stable; the connecting assembly is arranged, the truncated cone round mold is clamped to the upper end of the disc table top through the connecting rod and then is magnetically attracted and fixed through the two sets of magnetic plates, the truncated cone round mold can be conveniently installed and fixed, the structure is simple, and workers can conveniently disassemble and assemble the truncated cone round mold.

Description

Technical Field

[0001] The utility model belongs to the technical field of cement mortar fluidity measuring instruments, and in particular relates to a cement mortar fluidity measuring instrument. Background Art

[0002] The cement mortar fluidity tester is mainly used for cement mortar fluidity test, and is suitable for pozzolanic silicate cement, composite silicate cement, ordinary silicate cement mixed with pozzolanic mixed materials, and slag silicate cement.

[0003] Chinese patent application No. 201821482424.6 discloses a cement mortar fluidity tester, including a base and a shell, wherein the middle position of the base is fixedly connected to the shell, a motor is fixedly connected to the bottom of the inner cavity of the shell, a switch is fixedly connected to the left side of the motor, the special-shaped tamping rod passes through the lower left side of the cantilever, and the special-shaped tamping rod and the cantilever are gap-matched, a turntable is fixedly connected to the right end of the lead screw, the left side of the turntable fits the right side of the cantilever, and a handle is fixedly connected to the right side of the turntable. The cement mortar fluidity tester, through the cooperation of the slide bar and the slide groove, enables the slide bar to slide inside the slide groove, through the cooperation of the slide bar, the slide groove, the cantilever and the support column, the lead screw pushes the slider to move under the action of the thread, and through the cooperation of the slider, the bump and the special-shaped tamping rod, the slider drives the special-shaped tamping rod to move under the push of the lead screw. The method of use is simple, practical, and easy to promote.

[0004] In the above-mentioned public patent, 1. After the cantilever is rotated to the appropriate position, it is not fixed, the structure may not be stable enough, and rotation deviation is easy to occur when it is operated; 2. The truncated cone mold is fixed to the turntable by screws, which makes disassembly and assembly more troublesome. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the utility model provides a cement mortar fluidity measuring instrument, which has the characteristics of convenient fixing and disassembly.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cement mortar fluidity measuring instrument, comprising a base, a vibration structure is arranged on the upper end of the base, a disc table top is arranged on the upper end of the vibration structure, a truncated cone mold is arranged on the upper end of the disc table top, a connecting component is arranged between the truncated cone mold and the disc table top, a support column is arranged on one side of the upper end of the base, a cantilever is arranged on the upper end of the support column, a vibration structure is arranged inside the cantilever, and a positioning component is arranged between the cantilever and the support column.

[0007] Preferably, the positioning assembly includes a rotating shaft, a rotating positioning plate, a limiting structure, a spring pin and a pin hole, wherein a rotating positioning plate is provided on the surface of the support column, a rotating shaft is provided between the lower end of the rotating positioning plate and the support column, a spring pin is provided inside the cantilever, a pin hole is provided inside the rotating positioning plate at a position corresponding to the spring pin, and a limiting structure is provided on the surface of the rotating positioning plate.

[0008] Preferably, the limiting structure includes a T-shaped slider and a T-shaped slot, wherein a T-shaped slider is provided on the surface of the rotating positioning plate, and a T-shaped slot is provided inside the support column at a position corresponding to the T-shaped slider.

[0009] Preferably, the limiting structure further includes a mounting groove and a ball, wherein the mounting groove is arranged inside the T-shaped slider, and the ball is arranged inside the mounting groove.

[0010] Preferably, the connecting assembly includes a magnetic plate, a connecting rod and a connecting hole, wherein a connecting rod is provided on the surface of the disc table top, a connecting hole is provided inside the truncated cone circular mold at a position corresponding to the connecting rod, and a magnetic plate is provided on the truncated cone circular mold and the surface of the disc table top correspondingly.

[0011] Preferably, the connection assembly further comprises a smooth layer and a soft pad, wherein one surface of the two groups of magnetic plates located at the lower end is provided with a smooth layer, and the other surface of the two groups of magnetic plates is provided with a soft pad.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model is provided with a positioning assembly, so that the surface of the support column is rotated to connect the rotating positioning plate. After the cantilever is rotated to a specified angle, the spring pin inside it is inserted into the pin hole in the rotating positioning plate, so that the angle of the cantilever can be fixed. The operation is simple and the structure is more stable.

[0014] 2. The utility model is provided with a connecting assembly, so that the truncated cone circular mold is clamped on the upper end of the disc table through a connecting rod, and then is magnetically fixed by two sets of magnetic plates. The truncated cone circular mold can be conveniently installed and fixed, and the structure is simple, which is convenient for the staff to disassemble and assemble it. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the utility model;

[0016] Figure 2 It is the front view of the utility model;

[0017] Figure 3 It is a cross-sectional view of the positioning component of the utility model;

[0018] Figure 4 For this utility model Figure 2 A magnified image of point A;

[0019] In the figure: 1. truncated cone mold; 2. disk table top; 3. base; 4. vibration structure; 5. connection component; 51. magnetic plate; 52. smooth layer; 53. connecting rod; 54. connecting hole; 55. cushion; 6. support column; 7. vibration structure; 8. cantilever; 9. positioning component; 91. rotating shaft; 92. rotating positioning plate; 93. limiting structure; 931. mounting groove; 932. ball bearing; 933. T-type slider; 934. T-type slide groove; 94. spring pin; 95. pin hole. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] Example 1

[0022] See also Figure 1-4 The utility model provides the following technical solutions: a cement mortar fluidity measuring instrument, including a base 3, a vibration structure 4 is arranged on the upper end of the base 3, a disc table top 2 is arranged on the upper end of the vibration structure 4, a truncated cone circular mold 1 is arranged on the upper end of the disc table top 2, a connecting component 5 is arranged between the truncated cone circular mold 1 and the disc table top 2, a support column 6 is arranged on one side of the upper end of the base 3, a cantilever 8 is arranged on the upper end of the support column 6, a vibration structure 7 is arranged inside the cantilever 8, and a positioning component 9 is arranged between the cantilever 8 and the support column 6.

[0023] Specifically, the positioning assembly 9 includes a rotating shaft 91, a rotating positioning plate 92, a limiting structure 93, a spring pin 94 and a pin hole 95, wherein the rotating positioning plate 92 is provided on the surface of the support column 6, the rotating shaft 91 is provided between the lower end of the rotating positioning plate 92 and the support column 6, the spring pin 94 is provided inside the cantilever 8, the pin hole 95 is provided inside the rotating positioning plate 92 at a position corresponding to the spring pin 94, and the limiting structure 93 is provided on the surface of the rotating positioning plate 92.

[0024] By adopting the above technical solution, the rotating positioning plate 92 is rotated around the rotating shaft 91, and the spring pin 94 is inserted into the pin hole 95, so that the position of the cantilever 8 is fixed, and the limiting structure 93 makes the rotating positioning plate 92 structure more stable.

[0025] Specifically, the limiting structure 93 includes a T-shaped slider 933 and a T-shaped slide groove 934, wherein the surface of the rotating positioning plate 92 is provided with the T-shaped slider 933, and the inside of the support column 6 is provided with a T-shaped slide groove 934 at a position corresponding to the T-shaped slider 933.

[0026] By adopting the above technical solution, the T-shaped slider 933 rotates in the T-shaped slide groove 934, which can limit the rotating positioning plate 92 and make its structure more stable.

[0027] Specifically, the limiting structure 93 further includes a mounting groove 931 and a ball 932, wherein the T-shaped slider 933 is provided with the mounting groove 931 inside, and the ball 932 is provided inside the mounting groove 931.

[0028] By adopting the above technical solution, the ball 932 rolls in the installation groove 931, which can reduce the friction of the T-shaped slider 933 when it is used.

[0029] When this embodiment is used, the base 3 is installed in a suitable position, and then the truncated cone circular mold 1 is fixed to the upper end of the disc table top 2, the cantilever 8 is pulled upward and rotated, and after it is adjusted to a suitable position, the rotating positioning plate 92 is rotated around the rotating shaft 91, and the spring pin 94 is inserted into the pin hole 95, so as to fix the position of the cantilever 8. The limiting structure 93 makes the rotating positioning plate 92 structure more stable, and the T-shaped slider 933 rotates in the T-shaped slide groove 934 to limit the rotating positioning plate 92. The ball 932 rolls in the mounting groove 931 to reduce the friction of the T-shaped slider 933 when it is used, and the cement mortar is injected into the truncated cone circular mold 1, and then the cantilever 8 is connected to the truncated cone circular mold 1, and the vibration structure 7 is started to tamp the cement mortar. After the tamping is completed, the cantilever 8 is rotated and positioned again, the truncated cone circular mold 1 is removed, and the vibration structure 4 is started to make the cement mortar flow on the upper end of the disc table top 2, and then the data is measured with a caliper, and the required data is brought into the formula to calculate the fluidity measurement.

[0030] Example 2

[0031] The present embodiment is different from the embodiment 1 in that the connecting assembly 5 includes a magnetic plate 51, a connecting rod 53 and a connecting hole 54, wherein the connecting rod 53 is arranged on the surface of the disc tabletop 2, the connecting hole 54 is arranged at a position corresponding to the connecting rod 53 inside the truncated cone circular mold 1, and the magnetic plate 51 is arranged on the surface of the truncated cone circular mold 1 and the disc tabletop 2.

[0032] By adopting the above technical solution, the connecting rod 53 corresponds to the connecting hole 54, so that the truncated cone circular mold 1 can be easily sleeved on the upper end of the disc table top 2. The two sets of magnetic plates 51 attract each other, so the truncated cone circular mold 1 can be easily fixed and disassembled.

[0033] Specifically, the connection assembly 5 further includes a smooth layer 52 and a soft pad 55, wherein the surface of one group of the two groups of magnetic plates 51 located at the lower end is provided with the smooth layer 52, and the surface of the other group of the two groups of magnetic plates 51 is provided with the soft pad 55.

[0034] By adopting the above technical solution, the smooth layer 52 can prevent the magnetic plate 51 from being contaminated by cement mortar, and the soft pad 55 can prevent the magnetic plates 51 from being damaged by collision.

[0035] When this embodiment is used, the connecting rod 53 is made to correspond to the connecting hole 54, so that the truncated cone circular mold 1 can be conveniently sleeved on the upper end of the disc table top 2. The two sets of magnetic plates 51 attract each other, so the truncated cone circular mold 1 can be conveniently fixed, and it is easy to disassemble and assemble. The smooth layer 52 can prevent the magnetic plates 51 from being contaminated by cement mortar, and the soft pads 55 can prevent the magnetic plates 51 from being damaged by collisions.

[0036] The structures and working principles of the vibration structure 4 composed of a housing, a motor, a switch and a connecting rod and the vibration structure 7 composed of a tamping rod, a bump slide, a bump, a slider, a screw, a turntable, a handle, a rubber sleeve and a bearing in the utility model have been disclosed in a cement mortar fluidity tester disclosed in Chinese patent application No. 201821482424.6. The working principle of the vibration structure 4 is that the motor is started, so that the connecting rod drives the disc table top 2 to vibrate. The working principle of the vibration structure 7 is that the handle drives the turntable to rotate, and the turntable drives the screw to rotate. The rotation of the screw drives the slider to slide, and the slider drives the bump to move. The bump slides inside the bump slide, and the tamping rod moves downward through the bump and the bump slide to complete the tamping.

[0037] The spring pin 94 in the present invention is an existing disclosed technology, and the selected model is XY-1248.

[0038] Working principle and use process of the utility model: When the utility model is used, the base 3 is installed in a suitable position, and then the truncated cone circular mold 1 is fixed to the upper end of the disc table top 2, the cantilever 8 is pulled upward and rotated, and after it is adjusted to a suitable position, the rotating positioning plate 92 is rotated around the rotating shaft 91, so that the spring pin 94 is stuck in the pin hole 95, thereby fixing the position of the cantilever 8, and the limiting structure 93 makes the rotating positioning plate 92 structure more stable, the T-shaped slider 933 rotates in the T-shaped slide groove 934, and the rotating positioning plate 92 can be limited. The ball 932 rolls in the installation groove 931, which can reduce the friction of the T-shaped slider 933 when it is used, and the cement mortar is injected into the inside of the truncated cone circular mold 1 , then connect the cantilever 8 to the truncated cone mold 1, start the vibration structure 7, and make it tamp the cement mortar. After the tamping is completed, rotate the cantilever 8 and position it again, remove the truncated cone mold 1, start the vibration structure 4, make the cement mortar flow on the upper end of the disc table top 2, and then use a caliper to measure the data, and enter the formula to calculate the required data to complete the fluidity measurement; make the connecting rod 53 correspond to the connecting hole 54, so that the truncated cone mold 1 can be easily sleeved on the upper end of the disc table top 2, and the two sets of magnetic plates 51 attract each other, so that the truncated cone mold 1 can be conveniently fixed, and it is easy to disassemble and assemble. The smooth layer 52 can prevent the magnetic plate 51 from being contaminated by the cement mortar, and the soft pad 55 can prevent the magnetic plates 51 from being damaged by collision.

[0039] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A cement mortar fluidity tester, comprising a base, characterized in that: A vibration structure is arranged at the upper end of the base, a disc table top is arranged at the upper end of the vibration structure, a truncated cone circular mold is arranged at the upper end of the disc table top, a connecting component is arranged between the truncated cone circular mold and the disc table top, a support column is arranged at one side of the upper end of the base, a cantilever is arranged at the upper end of the support column, a vibration structure is arranged inside the cantilever, and a positioning component is arranged between the cantilever and the support column.

2. A cement mortar fluidity tester according to claim 1, characterized in that: The positioning assembly includes a rotating shaft, a rotating positioning plate, a limiting structure, a spring pin and a pin hole, wherein a rotating positioning plate is arranged on the surface of the support column, a rotating shaft is arranged between the lower end of the rotating positioning plate and the support column, a spring pin is arranged inside the cantilever, a pin hole is arranged inside the rotating positioning plate at a position corresponding to the spring pin, and a limiting structure is arranged on the surface of the rotating positioning plate.

3. A cement mortar fluidity tester according to claim 2, characterized in that: The limiting structure includes a T-shaped slider and a T-shaped slot, wherein the surface of the rotating positioning plate is provided with a T-shaped slider, and the inside of the supporting column is provided with a T-shaped slot at a position corresponding to the T-shaped slider.

4. The cement mortar fluidity tester according to claim 3, characterized in that: The limiting structure also includes a mounting groove and a ball, wherein the T-shaped slider is provided with a mounting groove inside, and the ball is provided inside the mounting groove.

5. The cement mortar fluidity tester according to claim 1, characterized in that: The connection assembly includes a magnetic plate, a connecting rod and a connecting hole, wherein a connecting rod is arranged on the surface of the disc table top, a connecting hole is arranged at a position corresponding to the connecting rod inside the truncated cone circular mold, and a magnetic plate is arranged corresponding to the truncated cone circular mold and the surface of the disc table top.

6. A cement mortar fluidity tester according to claim 5, characterized in that: The connection assembly also includes a smooth layer and a soft pad, wherein the surface of one group of the two groups of magnetic plates located at the lower end is provided with a smooth layer, and the surface of the other group of the two groups of magnetic plates is provided with a soft pad.

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