Cement mortar setting time tester

Abstract

The utility model relates to the field of mortar testing equipment, and discloses a cement mortar setting time tester which comprises a rack, a working platform is fixedly connected to the outer wall of the bottom of the rack, a testing cylinder is clamped to the inner wall of the top of the working platform, an adjusting frame is fixedly connected to the outer wall of the top of the rack, a cleaning mechanism is arranged on the rack, and the cleaning mechanism is arranged on the rack. An adjusting mechanism is arranged on the working platform, the cleaning mechanism comprises a supporting frame, the supporting frame is slidably connected to the outer wall of the front side of the rack, a first spring is fixedly connected to the outer wall of the bottom of the supporting frame, and a mounting plate is clamped to the inner wall of the top of the supporting frame. According to the utility model, by arranging the mounting plate, the hanging ring, the assembly frame and other structures, cement mortar remaining on the surface of the test rod is scraped, and the problems that the subsequent test result is influenced if the cement mortar is not cleaned in time, the slurry is hardened around the test rod, and the service life of the instrument equipment is shortened are solved.

Description

Technical Field

[0001] The utility model relates to the field of mortar testing equipment, in particular to a cement mortar setting time tester. Background Art

[0002] Building mortar is a mortar that bonds masonry materials (bricks, stones, blocks, etc.) into a whole. It is composed of inorganic cementitious materials, fine aggregates, admixtures and water, and sometimes certain admixtures. The mortar setting time measuring instrument is suitable for measuring the hydration rate and setting time of building mortar expressed by penetration resistance. The measuring instrument is one of the special equipment of various construction scientific research units and laboratories.

[0003] After searching, Chinese patent announcement number: CN211235872U discloses a mortar setting time measuring instrument, which belongs to the field of cement mortar testing equipment, and aims to provide a mortar setting time measuring instrument that can automatically smooth the mortar on the surface of a test mold. The key points of its technical solution are that it includes a base, a pressure display arranged on the base, and a test mold placed on the pressure display. The base is provided with a vertically arranged column, and a support seat is provided on the top of the column. A driving screw is rotatably connected to the support seat. A sleeve is provided between the driving screw and the pressure display. One end of the driving screw passes through the sleeve and is threadedly connected to the inner wall of the sleeve. A test needle is provided at the end of the sleeve facing away from the driving screw. A limiting device is provided on the sleeve to limit the circumferential rotation of the sleeve. A smoothing member and a driving member that drives the smoothing member to slide horizontally are provided on the column.

[0004] The above device has the following defects: the slurry from previous measurements remains on the test rod. If it is not cleaned in time, it will affect the subsequent test results. If it is not cleaned for a long time, the slurry will harden around the test rod, reducing the service life of the instrument. Therefore, a cement mortar setting time tester is proposed to solve the above problems. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a cement mortar setting time tester, which aims to improve the problem in the prior art that the slurry from previous measurements remains on the test rod, which will affect the subsequent test results if it is not cleaned in time, and if it is not cleaned for a long time, the slurry will harden around the test rod, reducing the service life of the instrument.

[0006] In order to achieve the above-mentioned objectives, the utility model adopts the following technical scheme: a cement mortar setting time tester comprises a frame, the bottom outer wall of the frame is fixedly connected to a working platform, the top inner wall of the working platform is clamped with a testing cylinder, the top outer wall of the frame is fixedly connected to an adjusting frame, a cleaning mechanism is provided on the frame, and an adjusting mechanism is provided on the working platform, the cleaning mechanism comprises a supporting frame, the supporting frame is slidably connected to the front outer wall of the frame, the bottom outer wall of the supporting frame is fixedly connected to a first spring, the top inner wall of the supporting frame is clamped with a mounting plate, the outer wall of the mounting plate on one side away from the frame is fixedly connected to a scraper ring, the inner ring of the scraper ring is slidably connected to a testing rod, the outer wall of the mounting plate on one side close to the adjusting frame is fixedly connected to a hinged rod, the hinged rod is hinged with a movable plate, and the movable plate is hinged with a scraper at one end away from the hinged rod.

[0007] As a further description of the above technical solution: the adjustment mechanism includes a clamp, the clamp is slidably connected to the bottom inner wall of the working platform, and a second spring is fixedly connected to the outside of the side of the clamp away from the test cylinder.

[0008] As a further description of the above technical solution: one end of the first spring away from the support frame is fixedly connected to the bottom inner wall of the frame.

[0009] As a further description of the above technical solution: the top outer wall of the test rod is fixedly connected to an assembly rack, and the side inner wall of the assembly rack is slidably connected to a counterweight block.

[0010] As a further description of the above technical solution: the scraper is slidably connected to an inner wall of one side of the adjustment frame, and the bottom outer wall of the scraper is slidably connected to the top outer wall of the test cylinder.

[0011] As a further description of the above technical solution: a hand bracket is fixedly connected to the outside of the clamp away from the test tube.

[0012] As a further description of the above technical solution: one end of the second spring away from the clamp is fixedly connected to an inner wall of one side of the working platform.

[0013] As a further description of the above technical solution: an arc-shaped clamp is hingedly connected to the outer wall of one side of the clamp close to the test tube.

[0014] The utility model has the following beneficial effects:

[0015] 1. In the utility model, by setting structures such as mounting plates, hanging rings, and assembly frames, the cement mortar remaining on the surface of the test rod is scraped off, which will affect the subsequent test results if it is not cleaned in time, and the slurry will harden around the test rod, reducing the service life of the instrument. At the same time, the cement mortar in the test tube is smoothed to make the test more accurate.

[0016] 2. In the present invention, by providing a clamp, a hand rest, an arc-shaped chuck and other mechanisms, the test tube can be conveniently fixed and separated to avoid shaking during the test process, which may affect the test data. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the main view of a cement mortar setting time tester proposed by the utility model;

[0018] Figure 2 A side view schematic diagram of a cement mortar setting time tester proposed by the utility model;

[0019] Figure 3 The utility model provides a cross-sectional schematic diagram of a cement mortar setting time tester.

[0020] Legend:

[0021] 1. Frame; 2. Working platform; 3. Test tube; 4. Adjustment frame; 5. Cleaning mechanism; 51. Support frame; 52. First spring; 53. Mounting plate; 54. Scraper ring; 55. Test rod; 56. Assembly frame; 57. Counterweight; 58. Articulated rod; 59. Movable plate; 510. Scraper; 6. Adjustment mechanism; 61. Clamp; 62. Hand support; 63. Second spring; 64. Arc chuck. DETAILED DESCRIPTION

[0022] 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.

[0023] Reference Figure 1-Figure 3The utility model provides an embodiment: a cement mortar setting time tester, comprising a frame 1, a working platform 2 is fixedly connected to the bottom outer wall of the frame 1, a test tube 3 is clamped on the top inner wall of the working platform 2, cement mortar is filled by setting the test tube 3, an adjustment frame 4 is fixedly connected to the top outer wall of the frame 1, a cleaning mechanism 5 is arranged on the frame 1, and an adjustment mechanism 6 is arranged on the working platform 2, the cleaning mechanism 5 comprises a support frame 51, the support frame 51 is slidably connected to the front outer wall of the frame 1, the bottom outer wall of the support frame 51 is fixedly connected to the first spring 52, by setting the first spring 5 2 pairs of support frames 51 continuously generate a certain thrust, the top inner wall of the support frame 51 is clamped with a mounting plate 53, the outer wall of the mounting plate 53 on the side away from the frame 1 is fixedly connected with a scraper ring 54, the scraper ring 54 is provided to scrape the cement mortar on the surface of the test rod 55, the inner ring of the scraper ring 54 is slidably connected with the test rod 55, the outer wall of the mounting plate 53 on the side close to the adjustment frame 4 is fixedly connected with a hinged rod 58, the hinged rod 58 is hinged with a movable plate 59, the movable plate 59 is hinged with a scraper 510 at one end away from the hinged rod 58, and the scraper 510 is provided to smooth the cement mortar protruding from the test tube 3.

[0024] Reference Figure 2-Figure 3 One end of the first spring 52 away from the support frame 51 is fixedly connected to the bottom inner wall of the frame 1, and the top outer wall of the test rod 55 is fixedly connected to the assembly frame 56. The setting time of cement mortar is tested by setting the test rod 55. The side inner wall of the assembly frame 56 is slidably connected to a counterweight block 57. The weight of the test rod 55 is adjusted by setting the counterweight block 57. The scraper 510 is slidably connected to the inner wall of one side of the adjustment frame 4, and the bottom outer wall of the scraper 510 is slidably connected to the top outer wall of the test cylinder 3.

[0025] Refer to the figure Figure 3 The adjustment mechanism 6 includes a clamp 61, which is slidably connected to the bottom inner wall of the working platform 2. The test tube 3 is clamped and fixed and conveniently separated by setting the clamp 61. A second spring 63 is fixedly connected to the outside of the clamp 61 away from the test tube 3. The second spring 63 is set to generate a thrust on the clamp 61. A hand bracket 62 is fixedly connected to the outside of the clamp 61 away from the test tube 3. One end of the second spring 63 away from the clamp 61 is fixedly connected to the inner wall of one side of the working platform 2. An arc-shaped clamp 64 is hinged on the outer wall of the side of the clamp 61 close to the test tube 3. The arc-shaped clamp 64 is set to adjust the angle according to the curvature of the test tube 3.

[0026] Working principle: by placing the test tube 3 filled with cement mortar on the clamp 61, the arc-shaped clamp 64 on the clamp 61 clamps and fixes the outer wall of the test tube 3 under the push of the second spring 63, and then the test rod 55 is inserted into the scraper ring 54, and then inserted into the test tube 3 to test the cement mortar setting time. The test rod 55 moves the assembly frame 56 before it is lowered to the test tube 3, and the assembly frame 56 moves to press the mounting plate 53, and the mounting plate 53 moves to squeeze the first spring 52. At the same time, the mounting plate 53 moves to drive the hinged rod 58 to move, and the hinged rod 58 moves to drive the movable plate 59 to move, and the movable plate 59 moves to drive the scraper 510 to move, and the scraper 510 moves to smooth the cement mortar protruding from the test tube 3.

[0027] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A cement mortar setting time tester, comprising a frame (1), characterized in that: The bottom outer wall of the frame (1) is fixedly connected to a working platform (2), the top inner wall of the working platform (2) is clamped with a testing cylinder (3), the top outer wall of the frame (1) is fixedly connected to an adjusting frame (4), a cleaning mechanism (5) is provided on the frame (1), an adjusting mechanism (6) is provided on the working platform (2), the cleaning mechanism (5) comprises a supporting frame (51), the supporting frame (51) is slidably connected to the front outer wall of the frame (1), the bottom outer wall of the supporting frame (51) is fixedly connected to a first A spring (52), a mounting plate (53) is clamped on the top inner wall of the support frame (51), a scraper ring (54) is fixedly connected to the outer wall of the mounting plate (53) away from the frame (1), the inner ring of the scraper ring (54) is slidably connected to a test rod (55), a hinged rod (58) is fixedly connected to the outer wall of the mounting plate (53) on the side close to the adjustment frame (4), a movable plate (59) is hinged on the hinged rod (58), and a scraper plate (510) is hinged on one end of the movable plate (59) away from the hinged rod (58).

2. A cement mortar setting time tester according to claim 1, characterized in that: The adjustment mechanism (6) comprises a clamp (61), the clamp (61) is slidably connected to the bottom inner wall of the working platform (2), and a second spring (63) is fixedly connected to the outside of a side of the clamp (61) away from the test cylinder (3).

3. A cement mortar setting time tester according to claim 1, characterized in that: One end of the first spring (52) away from the support frame (51) is fixedly connected to the bottom inner wall of the frame (1).

4. A cement mortar setting time tester according to claim 1, characterized in that: The top outer wall of the test rod (55) is fixedly connected to an assembly frame (56), and the side inner wall of the assembly frame (56) is slidably connected to a counterweight block (57).

5. The cement mortar setting time tester according to claim 1, characterized in that: The scraper (510) is slidably connected to an inner wall of one side of the adjustment frame (4), and the bottom outer wall of the scraper (510) is slidably connected to the top outer wall of the test cylinder (3).

6. A cement mortar setting time tester according to claim 2, characterized in that: A hand bracket (62) is fixedly connected to the outside of the clamp (61) on a side away from the test tube (3).

7. A cement mortar setting time tester according to claim 2, characterized in that: One end of the second spring (63) away from the clamp (61) is fixedly connected to an inner wall of one side of the working platform (2).

8. A cement mortar setting time tester according to claim 2, characterized in that: An arc-shaped clamp (64) is hingedly connected to the outer wall of one side of the clamp (61) close to the test cylinder (3).

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