Device for testing the flowability of machine-sprayed mortar

Abstract

The utility model relates to the flowability testing arrangement of machineable sand mortar, including bottom plate, the both sides of bottom plate front part are fixedly connected with stand, the upper end between stand is equipped with horizontal bearing frame, and the bearing frame includes horizontal rectangle's supporting plate, and the front end of supporting plate projects the front end of stand, and the front end and side of supporting plate form the protective frame of "Fang" character, and the rectangular concrete bearing plate is inserted to the protective frame, and the upper end surface of concrete bearing plate back side bears the transverse stopper, and the both ends of stopper are fixedly connected on the inner side wall of protective frame, and a plurality of fastening bolts are screwed on the stopper, and the end of fastening bolt is pressed on concrete bearing plate, the front side of protective frame forms the test mouth opposite to concrete bearing plate. The upper part of this testing device can be turned over, and the testing panel on the lower part of the device will be splashed when spraying mortar, the upper part of the device can be rotated when testing, and the accuracy of the test result is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to mortar testing device's technical field, more specifically relates to the flowability testing device of machine sprayable mortar. BACKGROUND

[0002] Mortar is a widely used building material, and is one of the main building material varieties. The amount of mortar used in commercial mixing construction is three times that of concrete, and the annual demand in China is about 1.5 billion tons. Mortar usually includes masonry mortar, plastering mortar, floor mortar, and some special mortars such as thermal insulation mortar and self-leveling mortar. Among them, plastering mortar is also called finishing mortar and machine sprayable mortar. The mortar can be sprayed on the wall surface of concrete by a mortar spraying machine. The mortar needs to have flow performance requirements, and flowability testing is required during production. The current testing device is a wall surface, and the lower part of the wall surface is provided with a scale mark. The mortar is sprayed on the upper part of the wall surface, and the mortar flows to the lower part of the wall surface, and the scale mark is used for judgment. However, the lower part of the wall surface will be splashed during the spraying process, which will affect the test results. Therefore, a flowability testing device with high testing accuracy needs to be designed. SUMMARY

[0003] The utility model discloses a mortar flowability testing device that can be sprayed by machine. The upper part of the device can be turned over. When spraying mortar, it will splash on the testing panel of the lower part of the device. The upper part of the device can be turned during testing, and the testing accuracy is high.

[0004] The mortar flowability testing device that can be sprayed by machine includes a bottom plate, two vertical plates are fixed on the front part of the bottom plate, a horizontal bearing frame is arranged between the upper ends of the vertical plates, the bearing frame includes a horizontal rectangular supporting plate, the front end of the supporting plate extends beyond the front end of the vertical plate, a " " shaped protective frame is formed on the front end and the side edge of the supporting plate, a rectangular concrete bearing plate is inserted into the protective frame, a transverse limiting rod is abutted on the upper end surface of the rear side of the concrete bearing plate, the two ends of the limiting rod are fixed on the inner side walls of the protective frame, a plurality of fastening bolts are screwed on the limiting rod, and the ends of the fastening bolts are pressed on the concrete bearing plate. A testing port opposite to the concrete bearing plate is formed on the front side of the protective frame.

[0005] Hinge shafts are formed on the two side walls of the front part of the bearing frame, and the hinge shafts are pivoted on the vertical plates. A testing plate opposite to the concrete bearing plate is arranged on the vertical plate, the testing plate includes a vertical rectangular main panel, a connecting plate is formed on the upper side edge of the main panel and opposite to the concrete bearing plate, a vertical rear adjusting groove is formed on the vertical plate, a pin shaft is inserted into the rear adjusting groove of the vertical plate and extends out of the two sides of the main panel, a roller is fixed on the two ends of the pin shaft and inserted into the sleeve, and the roller abuts on the outer side wall of the vertical plate. A height adjusting support is abutted on the lower end surface of the main panel, and the height adjusting support is arranged on the bottom plate.

[0006] The front end face of the vertical plate on the right side of the supporting plate is formed with vertically distributed scale grooves; the vertical and opposite limiting baffle plates are fixed between the vertical plates on the rear side of the hinged support shaft, the lower end face of the limiting baffle plate is formed with a plurality of positioning notches, and the lower end face of the front side of the supporting plate is fixed with a bolt assembly opposite to the positioning notches; the middle part of the rear end of the bottom plate is fixed with a supporting column, and the upper end of the supporting column abuts against the lower end face of the middle rear part of the supporting plate.

[0007] Preferably, the front end of the concrete bearing plate abuts against the inner side wall of the front side of the protective frame, the upper end face of the concrete bearing plate is higher than the lower bottom face of the test port and lower than the upper bottom face of the test port.

[0008] Preferably, the spacing between the upper end face of the concrete bearing plate and the upper bottom face of the test port is equal to the thickness of the main panel, and the center distance from the rear end face of the main panel to the hinged support shaft is equal to the center distance from the lower bottom face of the test port to the hinged support shaft.

[0009] Preferably, the height adjusting support includes an inner threaded column sleeve fixed on the bottom plate, and a T-shaped material feeding column is screwed on the inner threaded column sleeve, and the upper end of the material feeding column abuts against the middle part of the lower end face of the main panel.

[0010] Preferably, the center distance from the front end face of the limiting baffle plate to the hinged support shaft is equal to the center distance from the lower end face of the supporting plate to the hinged support shaft.

[0011] Preferably, the vertical plate is provided with a transverse identification assembly, and the identification assembly includes an L-shaped identification rod; the vertical plate on the front side of the rear adjusting groove is formed with a rear guide groove, the identification rod is inserted into the rear guide grooves of the two sets of vertical plates, the head of the identification rod abuts against the outer side wall of the vertical plate, and a longitudinal positioning screw is screwed at the tail end of the identification rod; the front end face of the vertical plate on the left side of the bottom plate is formed with a front guide groove in communication with the rear guide groove, the positioning screw is inserted into the front guide groove, and the head of the positioning screw is pressed against the front end face of the vertical plate.

[0012] Preferably, the bolt assembly includes a threaded column fixed on the supporting plate, and a nut is screwed at the lower end of the threaded column; the threaded column is located in front of the positioning notch, and the length of the threaded column is greater than the thickness of the limiting baffle plate.

[0013] The beneficial effects of the utility model lie in:

[0014] The upper part of the test device can be turned over, and the sprayed mortar can be splashed on the test panel of the lower part of the device; the upper part of the device can be rotated during testing, and the accuracy of the test result is high. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is a three-dimensional structure schematic view of the utility model;

[0016] Fig. 2 It is the structure schematic diagram of the utility model from the front view;

[0017] Fig. 3 It is the structure schematic diagram of the utility model from the side view;

[0018] In the drawing: 1, bottom plate; 2, vertical plate; 3, bearing frame; 4, test plate; 5, identification assembly; 6, concrete bearing plate; 7, height adjusting support; 8, limiting baffle; 9, bolt assembly; 10, support column. Specific implementation:

[0019] Embodiment: see Figs. 1 to 3 As shown, the flowability testing device of machine sprayed mortar includes bottom plate 1, the two sides of the front part of bottom plate 1 are fixedly connected with vertical plate 2, the upper end between vertical plate 2 is equipped with horizontal bearing frame 3, bearing frame 3 includes horizontal rectangular supporting plate 31, the front end of supporting plate 31 extends the front end of vertical plate 2, the front end and the side edge of supporting plate 31 are shaped with the protective frame 311 of "Fang" character, the protective frame 311 is inserted with rectangular concrete bearing plate 6, the upper end surface of the rear side of concrete bearing plate 6 abuts with transverse limiting rod 32, the two ends of limiting rod 32 are fixedly connected on the inner side wall of protective frame 311, a plurality of fastening bolts 33 are screwed on limiting rod 32, the end of fastening bolt 33 is pressed on concrete bearing plate 6; the front side of protective frame 311 is shaped with test port 312 opposite to concrete bearing plate 6;

[0020] The two side walls of the front part of bearing frame 3 are respectively shaped with hinged support shaft 313, hinged support shaft 313 is pivoted on vertical plate 2; vertical plate 2 is equipped with test plate 4 opposite to concrete bearing plate 6, test plate 4 includes vertical rectangular main panel 41, the upper side edge of main panel 41 is shaped with the link support plate 411 opposite to concrete bearing plate 6, the rear adjusting groove 21 shaped on vertical plate 2 is inserted with pin shaft 42, the two ends of pin shaft 42 are inserted with fixedly connected with roller 43, roller 43 abuts on the outer side wall of vertical plate 2; the lower end surface of main panel 41 abuts with height adjusting support 7, height adjusting support 7 is arranged on bottom plate 1;

[0021] The front end surface of the right side of supporting plate 31 of vertical plate 2 is shaped with vertical distribution scale groove 23; the two between vertical plate 2 of the rear side of hinged support shaft 313 are fixedly connected with vertical and opposite limiting baffle 8 of supporting plate 31, a plurality of positioning notches 81 are shaped on the lower end surface of limiting baffle 8, the lower end surface of the front side of supporting plate 31 is fixedly connected with bolt assembly 9 opposite to positioning notch 81; the middle part of the rear end of bottom plate 1 is fixedly connected with support column 10, the upper end of support column 10 abuts on the lower end surface of the middle rear part of supporting plate 31.

[0022] The front end of the concrete bearing plate 6 abuts against the inner side wall of the front side of the protective frame 311, the upper end face of the concrete bearing plate 6 is higher than the lower bottom face of the test port 312 and lower than the upper bottom face of the test port 312, and then the mortar sprayed on the upper end face of the concrete bearing plate 6 can flow out of the test port 312 (the bearing frame 3 is flipped vertically for testing).

[0023] The distance between the upper end face of the concrete bearing plate 6 and the upper bottom face of the test port 312 is equal to the thickness of the main panel 41, the distance from the rear end face of the main panel 41 to the center of the hinged support shaft 313 is equal to the distance from the lower bottom face of the test port 312 to the center of the hinged support shaft 313, and when the bearing frame 3 is flipped vertically, the front end face of the main panel 41 is flush with the upper end face of the concrete bearing plate 6.

[0024] The height adjusting support 7 comprises an internally threaded column sleeve 71 fixed to the bottom plate 1, a T-shaped material feeding column 72 screwed on the internally threaded column sleeve 71, and the upper end of the material feeding column 72 abuts against the middle part of the lower end face of the main panel 41, and the main panel 41 can be jacked up by rotating the material feeding column 72, so that the abutting support plate 411 on the main panel 41 is inserted into the test port 312 of the concrete bearing plate 6 in the vertical state and is connected with the concrete bearing plate 6.

[0025] The distance from the front end face of the limiting baffle 8 to the center of the hinged support shaft 313 is equal to the distance from the lower end face of the supporting plate 31 to the center of the hinged support shaft 313, and when the bearing frame 3 is flipped vertically, it can abut against the limiting baffle 8, and then it is fixed to the limiting baffle 8 through the bolt assembly 9.

[0026] The vertical plate 2 is provided with a transverse identification assembly 5, and the identification assembly 5 comprises an L-shaped identification rod 51; a vertical rear guide groove 22 is formed on the vertical plate 2 on the front side of the rear adjusting groove 21, the identification rod 51 is inserted into the rear guide grooves 22 of the two groups of vertical plates 2, the head of the identification rod 51 abuts against the outer side wall of the vertical plate 2, and a longitudinal positioning screw 52 is screwed at the tail end of the identification rod 51; a front guide groove 24 in communication with the rear guide groove 22 is formed on the front end face of the vertical plate 2 on the left side of the bottom plate 1, the positioning screw 52 is inserted into the front guide groove 24, and the head of the positioning screw 52 is pressed against the front end face of the vertical plate 2, so that when the mortar flows under the action of gravity, the lowest point of the main panel 41 is not necessarily at the side edge, and therefore the identification rod 51 is additionally provided to determine the position of the lowest point.

[0027] The bolt assembly 9 comprises a threaded column 91 fixed to the supporting plate 31, and a nut 92 is screwed at the lower end of the threaded column 91.

[0028] Working principle: the structure is a flowability testing device of machine sprayable mortar, in use, the concrete bearing plate 6 is inserted into the bearing frame 3, the concrete bearing plate 6 is clamped and fixed through the fastening bolt 33, then the bearing frame 3 is turned over to be vertical, and the bearing frame 3 is fixed to the limiting baffle 8 through the bolt assembly 9, so that the concrete bearing plate 6 is kept vertical;

[0029] Then the main panel 41 is moved up through the height adjusting support 7, the connecting support plate 411 on the main panel 41 is connected with the concrete bearing plate 6, and then the test can be carried out.

[0030] The embodiments are used to exemplarily illustrate the utility model, rather than for limiting the utility model. Any person skilled in the art can modify the embodiments without departing from the spirit and category of the utility model, so the protection scope of the utility model should be as the claims of the utility model.

Claims

1. A device for testing the flowability of machine-sprayed mortar, comprising a base plate (1), vertical plates (2) fixed to the two sides of the front part of the base plate (1), a horizontal support frame (3) arranged between the upper ends of the vertical plates (2), characterized in that: The bearing frame (3) comprises a horizontal rectangular supporting plate (31), the front end of the supporting plate (31) extends out of the front end of the vertical plate (2), the front end and the side edge of the supporting plate (31) are formed with a "Fang" shaped protective frame (311), a rectangular concrete bearing plate (6) is inserted in the protective frame (311), the upper end face of the rear side of the concrete bearing plate (6) abuts against a transverse limiting rod (32), the two ends of the limiting rod (32) are respectively fixed on the inner side wall of the protective frame (311), a plurality of fastening bolts (33) are screwed on the limiting rod (32), the end of the fastening bolt (33) abuts against the concrete bearing plate (6); the front side of the protective frame (311) is formed with a test port (312) opposite to the concrete bearing plate (6). The two side walls of the front part of the bearing frame (3) are respectively formed with a hinged support shaft (313), the hinged support shaft (313) is pivoted on the vertical plate (2); the vertical plate (2) is provided with a test plate (4) opposite to the concrete bearing plate (6), the test plate (4) comprises a vertical rectangular main panel (41), the upper side edge of the main panel (41) is formed with a connecting branch plate (411) opposite to the concrete bearing plate (6), the vertical rear adjusting groove (21) is formed on the vertical plate (2), the two sides of the main panel (41) extend out of the rear adjusting groove (21) of the vertical plate (2) and are inserted with a pin shaft (42), the two ends of the pin shaft (42) are inserted into a roller (43), the roller (43) abuts against the outer side wall of the vertical plate (2); the lower end face of the main panel (41) abuts against a height adjusting support (7), the height adjusting support (7) is arranged on the bottom plate (1). The front end face of the vertical plate (2) on the right side of the supporting plate (31) is formed with a vertical scale groove (23); the vertical plate (2) between the rear side of the hinged support shaft (313) is fixed with a limiting baffle (8) vertical to the supporting plate (31), a plurality of positioning notches (81) are formed on the lower end face of the limiting baffle (8), a bolt assembly (9) opposite to the positioning notches (81) is fixed on the lower end face of the front side of the supporting plate (31); the middle part of the rear end of the bottom plate (1) is fixed with a supporting column (10), the upper end of the supporting column (10) abuts against the lower end face of the middle rear part of the supporting plate (31).

2. The flowability testing device for machine sprayable mortar according to claim 1, characterized in that: The front end of the concrete bearing plate (6) abuts against the inner side wall of the front side of the protective frame (311), the upper end face of the concrete bearing plate (6) is higher than the lower bottom face of the test port (312) and lower than the upper bottom face of the test port (312).

3. The flowability testing device for machine sprayable mortar according to claim 2, characterized in that: The interval between the upper end face of the concrete bearing plate (6) and the upper bottom face of the test port (312) is equal to the thickness of the main panel (41), the distance from the rear end face of the main panel (41) to the center of the hinged support shaft (313) is equal to the distance from the lower bottom face of the test port (312) to the center of the hinged support shaft (313).

4. The flowability testing device for machine sprayable mortar according to claim 1, characterized in that: The height adjusting support (7) comprises an inner threaded column sleeve (71) fixed on the bottom plate (1), a T-shaped material lifting column (72) is screwed on the inner threaded column sleeve (71), the upper end of the material lifting column (72) abuts against the middle part of the lower end face of the main panel (41).

5. The flowability testing device for machine sprayable mortar according to claim 1, characterized in that: The center distance from the front end face of the limiting baffle (8) to the hinge shaft (313) is equal to the center distance from the lower end face of the supporting plate (31) to the hinge shaft (313).

6. The flowability testing device for machine sprayable mortar according to claim 1, characterized in that: The vertical plate (2) is provided with a transverse identification assembly (5), the identification assembly (5) comprises an L-shaped identification rod (51); a vertical rear guide groove (22) is formed on the vertical plate (2) on the front side of the rear adjusting groove (21), the identification rod (51) is inserted into the rear guide grooves (22) of the two sets of vertical plates (2), the head of the identification rod (51) abuts against the outer side wall of the vertical plate (2), and a longitudinal positioning screw (52) is screwed at the tail end of the identification rod (51); a front guide groove (24) in communication with the rear guide groove (22) is formed on the front end face of the vertical plate (2) on the left side of the bottom plate (1), the positioning screw (52) is inserted into the front guide groove (24), and the head of the positioning screw (52) is pressed against the front end face of the vertical plate (2).

7. The flowability testing device for machine sprayable mortar according to claim 1, characterized in that: The bolt assembly (9) comprises a stud (91) fixed to the supporting plate (31), the lower end of the stud (91) is screwed with a nut (92), the stud (91) is located in front of the positioning notch (81) respectively, and the length of the stud (91) is greater than the thickness of the limiting baffle (8).

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