Reinforcing steel bar sleeve testing device

Abstract

The utility model relates to the technical field of building tests, and discloses a reinforcing steel bar sleeve test device which comprises a test bed, a test groove is formed in the upper surface of the test bed, three supporting rods are fixedly connected to the inner bottom wall of the test groove, and limiting mechanisms are fixedly connected to the top ends of the three supporting rods. The limiting mechanism is used for limiting and fixing the steel bar sleeve and comprises a limiting supporting plate, and three strip-shaped adjusting holes are formed in the upper surface of the limiting supporting plate. The surface of the test bed is provided with the test groove, the limiting mechanism in the test groove can be used for fixing the reinforcing steel bar sleeve, the lifting motor is used for driving the plugging assembly to plug the top of the reinforcing steel bar sleeve, and the conveying pump and the conveying pipe are used for conveying test slurry to the bottom of the reinforcing steel bar sleeve. The grouting test device is easy to operate and wide in application range, test slurry can be conveniently recycled and utilized, and the efficiency of test work can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to building test technical field more particularly to a kind of steel sleeve test device. BACKGROUND

[0002] The principle of steel sleeve grouting connection technology is to insert ribbed steel into the sleeve and pour grouting material into the sleeve, so that the grouting material fills the gap between the sleeve and the steel, and after the grouting material hardens, the grouting material and the transverse ribs of the steel, as well as the grouting material and the grooves or convex ribs on the inner wall of the sleeve, are tightly connected together, thereby realizing effective transmission of external force after the connection of the two steels.

[0003] According to patent retrieval, a kind of steel sleeve test device with announcement number CN212722016U, the utility model includes bottom plate, top plate and steel sleeve, wherein, first through hole is provided on bottom plate, second through hole is provided on top plate, and steel sleeve is fixed in second through hole;Grouting material feeding pipe and grouting material discharge pipe are provided on steel sleeve;Top plate is installed on bottom plate, and in vertical direction, the position of steel sleeve corresponds to the position of first through hole, and spacing area for accommodating grouting material is provided between the bottom end of steel sleeve and bottom plate, and spacing area is communicated with steel sleeve.The utility model has the advantages of simple structure, easy processing and manufacturing, and the utility model can better simulate the working environment of steel sleeve.

[0004] The steel sleeve test device proposed in the above patent document cannot position different diameter steel sleeves during the test process, resulting in insufficient stability of the steel sleeve during grouting test, and cannot recycle and utilize the grouting material used for test, reducing the practicality of the test device. UTILITY MODEL CONTENTS

[0005] In order to overcome the above-mentioned defects of the prior art, the utility model provides a steel sleeve test device, which has the advantages of recycling and utilizing grouting material, etc., to solve the problems existing in the above-mentioned background technology.

[0006] The utility model provides the following technical scheme: a kind of steel sleeve test device, including test table, the upper surface of the test table is provided with test groove, the inner bottom wall of the test groove is fixedly connected with three support rods, the top of three support rods is fixedly connected with limiting mechanism, the limiting mechanism is used to limit and fix steel sleeve;

[0007] The limiting mechanism comprises a limiting support plate, the upper surface of the limiting support plate is provided with three strip-shaped adjusting holes, the inner wall of the strip-shaped adjusting hole is rotationally connected with an adjusting screw rod, the surface of the adjusting screw rod is threadedly connected with a clamping block, three clamping blocks are evenly distributed in a triangular array on the surface of the limiting support plate, and the clamping block is used for clamping and limiting the bottom of the steel sleeve.

[0008] The upper surface of the test bench is fixedly connected with a fixing frame, the side surface of the fixing frame is provided with a lifting groove, the inner wall of the lifting groove is rotationally connected with a lifting screw rod, the surface of the lifting screw rod is threadedly connected with a lifting seat, the right side of the lifting seat is fixedly connected with an extension plate, the surface of the extension plate is provided with a plugging assembly, the plugging assembly is used for plugging the top opening of the steel sleeve, the plugging air cushion is inserted into the opening at the top of the steel sleeve, the plugging air cushion after inflation is used for plugging the opening of the steel sleeve, and the plugging assembly is suitable for plugging steel sleeves with different diameters and has good plugging sealing performance.

[0009] The inner bottom wall of the test tank is fixedly provided with a material conveying pump, the output end of the material conveying pump is fixedly connected with a material conveying pipe, and the top end of the material conveying pipe extends above the limiting support plate.

[0010] Further, the plugging assembly comprises a mounting sleeve fixedly installed on the surface of the extension plate, the lower surface of the mounting sleeve is fixedly connected with a movable disc, and the lower surface of the movable disc is fixedly connected with a cylindrical plugging air cushion.

[0011] Further, the position of the plugging air cushion corresponds to the center of the limiting support plate, the side surface of the plugging air cushion is fixedly provided with an air guide hose, the top of the fixing frame is fixedly provided with an inflation pump, and the output end of the inflation pump is fixedly connected with an inflation pipe.

[0012] Further, the surface of the inflation pipe is fixedly installed with a pressure relief switch valve, and one end of the air guide hose away from the plugging air cushion is fixedly connected with the output end of the inflation pipe.

[0013] Further, the surface of the fixing frame is fixedly installed with a lifting motor, the inside of the fixing frame is provided with a gear slot, the bottom end of the lifting screw rod extends into the inside of the gear slot, and the surface of the lifting screw rod is fixedly provided with a driven gear, the output shaft of the lifting motor extends into the inside of the gear slot and is fixedly connected with a driving gear, and the driving gear is engaged with the driven gear.

[0014] Further, the top discharge port of the material conveying pipe is located at the center position of the limiting support plate, and the material conveying pipe is used for conveying slurry into the steel sleeve.

[0015] Further, one end of the adjusting screw rod extends to the outside of the strip-shaped adjusting hole, and is fixedly connected with an adjusting knob, and the surface of the limiting support plate is provided with a liquid leakage hole in the form of a sector.

[0016] Further, the surface of the clamping block is fixedly connected with a rubber anti-skid block, and the surface of the rubber anti-skid block is provided with a plurality of anti-skid grooves.

[0017] The technical effects and advantages of the present application are as follows:

[0018] 1. The test bench surface is provided with a test groove, which can be used to fix the steel sleeve by the limiting mechanism inside the test groove, and then the top of the steel sleeve is blocked by the blocking assembly driven by the lifting motor, and then the test slurry is delivered to the bottom of the steel sleeve by the material conveying pump and the material conveying pipe, so that the grouting test of the steel sleeve can be carried out, which is simple to operate, has wide application range, is convenient for recycling and utilization of test slurry, and is helpful to improve the efficiency of test work.

[0019] 2. The utility model discloses a blocking air cushion is arranged at the bottom of the movable disc, can be inserted into the opening in the top of the steel sleeve, and the inflation pump is used to inflate the blocking air cushion, so that the inflated blocking air cushion blocks the opening of the steel sleeve, and is suitable for blocking the steel sleeve of different diameters, and has good blocking sealing performance. By setting the adjusting screw rod and the clamping block in triangular array, the bottom of the steel sleeve can be clamped and limited by the three clamping blocks, and is suitable for limiting the steel sleeve of different diameters. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a front view structural schematic diagram of the utility model;

[0021] Figure 2 It is a test groove internal structure schematic diagram of the utility model;

[0022] Figure 3 It is a limiting mechanism structure schematic diagram of the utility model;

[0023] Figure 4 It is a fixed frame local side sectional structure schematic diagram of the utility model;

[0024] Figure 5 It is Figure 2 The enlarged structure schematic diagram of A in the middle;

[0025] The reference signs are: 1, test table; 2, test groove; 3, plugging assembly; 4, limiting mechanism; 5, fixing frame; 6, lifting groove; 7, lifting screw; 8, lifting seat; 9, extension plate; 10, supporting rod; 11, material conveying pump; 12, material conveying pipe; 13, lifting motor; 14, driven gear; 15, driving gear;

[0026] 301, mounting sleeve; 302, movable disc; 303, plugging air cushion; 304, air guide hose; 305, inflation pump; 306, inflation pipe; 307, pressure relief switch valve;

[0027] 401, limiting support plate; 402, strip-shaped adjusting hole; 403, clamping block; 404, adjusting knob; 405, rubber anti-skid block; 406, adjusting screw; 407, liquid leakage hole. DETAILED DESCRIPTION

[0028] The technical solutions in the utility model will be described clearly and completely below with reference to the drawings in the utility model, and additionally, the forms of each structure described in the following embodiments are only examples, and the steel sleeve test device involved in the utility model is not limited to each structure described in the following embodiments, and all other embodiments obtained by the person skilled in the art without making creative efforts belong to the protection scope of the utility model.

[0029] With reference to Figures 1-5 The utility model provides a kind of steel sleeve test device, including test table 1, the upper surface of test table 1 is set with test groove 2, the inner bottom wall of test groove 2 is fixedly connected with three supporting rods 10, the top of three supporting rods 10 is fixedly connected with limiting mechanism 4, limiting mechanism 4 is used to limit and fix steel sleeve;

[0030] Limiting mechanism 4 includes limiting support plate 401, the surface of limiting support plate 401 is set with fan-shaped liquid leakage hole 407, by setting liquid leakage hole 407, it is convenient to recycle the excess grout that flows out on the surface of steel sleeve to test groove 2 inside when grouting test.

[0031] The upper surface of limiting support plate 401 is set with three strip-shaped adjusting holes 402, the inner wall of strip-shaped adjusting hole 402 is rotatably connected with adjusting screw 406, one end of adjusting screw 406 extends to the outside of strip-shaped adjusting hole 402, and adjusting knob 404 is fixedly connected.

[0032] The surface of the adjusting screw rod 406 is threadedly connected with a clamping block 403, the surface of the clamping block 403 is fixedly connected with a rubber anti-skid block 405, the surface of the rubber anti-skid block 405 is provided with a plurality of anti-skid grooves, the three clamping blocks 403 are evenly distributed in a triangular array on the surface of the limiting support plate 401, and the clamping block 403 is used for clamping and limiting the bottom of the steel sleeve.

[0033] It is worth noting that by arranging the adjusting screw rod 406 and the clamping block 403 in a triangular array on the surface of the limiting support plate 401, the three clamping blocks 403 can be driven to clamp and limit the bottom of the steel sleeve by rotating the adjusting screw rod 406, and the device is suitable for limiting steel sleeves of different diameters.

[0034] The upper surface of the test bench 1 is fixedly connected with a fixing frame 5, the side surface of the fixing frame 5 is provided with a lifting groove 6, the inner wall of the lifting groove 6 is rotatably connected with a lifting screw rod 7, the surface of the lifting screw rod 7 is threadedly connected with a lifting seat 8, the surface of the fixing frame 5 is fixedly installed with a lifting motor 13, the inside of the fixing frame 5 is provided with a gear groove, the bottom end of the lifting screw rod 7 extends to the inside of the gear groove, and a driven gear 14 is fixedly arranged on the surface of the lifting screw rod 7, the output shaft of the lifting motor 13 extends to the inside of the gear groove, and a driving gear 15 is fixedly connected, and the driving gear 15 is engaged with the driven gear 14.

[0035] The right side of the lifting seat 8 is fixedly connected with an extension plate 9, and the surface of the extension plate 9 is provided with a plugging assembly 3 for plugging the top opening of the steel sleeve.

[0036] The plugging assembly 3 comprises a mounting sleeve 301 fixedly installed on the surface of the extension plate 9, the lower surface of the mounting sleeve 301 is fixedly connected with a movable disc 302, and the lower surface of the movable disc 302 is fixedly connected with a cylindrical plugging air cushion 303.

[0037] The position of the plugging air cushion 303 corresponds to the center of the limiting support plate 401, the side surface of the plugging air cushion 303 is fixedly provided with an air guide hose 304, the top of the fixing frame 5 is fixedly provided with an air pump 305, the output end of the air pump 305 is fixedly connected with an air charging pipe 306, the surface of the air charging pipe 306 is fixedly installed with a pressure relief switch valve 307, and one end of the air guide hose 304 away from the plugging air cushion 303 is fixedly connected with the output end of the air charging pipe 306. By arranging the pressure relief switch valve 307, the plugging air cushion 303 can be relieved and deflated, so that the plugging air cushion 303 can be removed from the opening of the steel sleeve.

[0038] It is worth mentioning that by setting the blocking air cushion 303 at the bottom of the active disc 302, the blocking air cushion 303 can be inserted into the opening at the top of the reinforcing sleeve during the test, and the blocking air cushion 303 is inflated by the air pump 305, so that the expanded blocking air cushion 303 blocks the opening of the reinforcing sleeve, which is suitable for blocking reinforcing sleeves of different diameters and has good blocking sealing performance.

[0039] The inner bottom wall of the test tank 2 is fixedly provided with a feeding pump 11, the output end of the feeding pump 11 is fixedly connected with a feeding pipe 12, the top end of the feeding pipe 12 extends to the upper side of the limiting support plate 401, and the top discharge port of the feeding pipe 12 is located at the center position of the limiting support plate 401; the feeding pipe 12 is used for feeding slurry into the reinforcing sleeve.

[0040] By opening the test tank 2 on the surface of the test table 2, when the reinforcing sleeve is subjected to the grouting test, the reinforcing sleeve is first placed at the center of the limiting support plate 401, and the discharge port of the feeding pipe 12 is located in the reinforcing sleeve, then the limiting mechanism 4 is used to fix the bottom of the reinforcing sleeve, the lifting motor 13 drives the lifting lead screw 7 to rotate, thereby driving the lifting seat 8 to move downward in the lifting groove 6, and the blocking assembly 3 on the surface of the extension plate 9 blocks the top of the reinforcing sleeve, the feeding pump 11 inputs the test slurry in the test tank 2 into the reinforcing sleeve through the feeding pipe 12, and the staff can check whether the slurry can flow out of the feeding port and the discharge port on the surface of the reinforcing sleeve; if the slurry flows out quickly, it indicates that the internal structure of the reinforcing sleeve is unobstructed, and the reinforcing sleeve can be subjected to the grouting test, which facilitates the recycling and utilization of the test slurry and is beneficial to improving the efficiency of the test work.

[0041] Finally, it should be pointed out that: the utility model discloses the embodiment in the drawing, only involves the structure involved in the embodiment of the present disclosure, and the above-mentioned is only preferred embodiment of the utility model and does not limit the utility model, and any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A steel sleeve testing apparatus comprising a test bed (1) characterised in that: The upper surface of the test bench (1) is provided with a test groove (2), the inner bottom wall of the test groove (2) is fixedly connected with three supporting rods (10), the top end of the three supporting rods (10) is fixedly connected with a limiting mechanism (4), and the limiting mechanism (4) is used for limiting and fixing the steel sleeve. The limiting mechanism (4) comprises a limiting support plate (401), three strip-shaped adjusting holes (402) are formed in the upper surface of the limiting support plate (401), adjusting lead screws (406) are rotatably connected to the inner walls of the strip-shaped adjusting holes (402), clamping blocks (403) are screw-connected to the surfaces of the adjusting lead screws (406), the three clamping blocks (403) are evenly distributed in a triangular array on the surface of the limiting support plate (401), and the clamping blocks (403) are used for clamping and limiting the bottom of the steel sleeve. The upper surface of the test bench (1) is fixedly connected with a fixing frame (5), the side surface of the fixing frame (5) is provided with a lifting groove (6), the inner wall of the lifting groove (6) is rotatably connected with a lifting lead screw (7), the surface of the lifting lead screw (7) is screw-connected with a lifting seat (8), the right side of the lifting seat (8) is fixedly connected with an extension plate (9), the surface of the extension plate (9) is provided with a plugging assembly (3), and the plugging assembly (3) is used for plugging the top opening of the steel sleeve. The inner bottom wall of the test groove (2) is fixedly provided with a material conveying pump (11), the output end of the material conveying pump (11) is fixedly connected with a material conveying pipe (12), and the top end of the material conveying pipe (12) extends to above the limiting support plate (401).

2. A steel reinforcement sleeve testing apparatus according to claim 1, characterised in that: The plugging assembly (3) comprises a mounting clamping sleeve (301) fixedly mounted on the surface of the extension plate (9), the lower surface of the mounting clamping sleeve (301) is fixedly connected with a movable disc (302), and the lower surface of the movable disc (302) is fixedly connected with a cylindrical plugging air cushion (303).

3. A steel reinforcement sleeve testing apparatus according to claim 2, characterised in that: The position of the plugging air cushion (303) corresponds to the center of the limiting support plate (401), the side surface of the plugging air cushion (303) is fixedly provided with an air guide hose (304), the top of the fixing frame (5) is fixedly provided with an air inflator (305), and the output end of the air inflator (305) is fixedly connected with an air inflator pipe (306).

4. A steel reinforcement sleeve testing apparatus according to claim 3, wherein: The surface of the air inflator pipe (306) is fixedly provided with a pressure relief switch valve (307), and one end of the air guide hose (304) away from the plugging air cushion (303) is fixedly connected with the output end of the air inflator pipe (306).

5. A steel reinforcement sleeve testing apparatus according to claim 4, wherein: The surface of the fixing frame (5) is fixedly provided with a lifting motor (13), the inside of the fixing frame (5) is provided with a gear groove, the bottom end of the lifting lead screw (7) extends to the inside of the gear groove, and the surface of the lifting lead screw (7) is fixedly provided with a driven gear (14), the output shaft of the lifting motor (13) extends to the inside of the gear groove, and the output shaft is fixedly connected with a driving gear (15), and the driving gear (15) is engaged with the driven gear (14).

6. A steel reinforcement sleeve testing apparatus according to claim 5, wherein: The top discharge port of the feeding pipe (12) is located at the center position of the limiting support plate (401), and the feeding pipe (12) is used for conveying slurry into the steel sleeve.

7. A steel reinforcement sleeve testing apparatus according to claim 6, characterised in that: One end of the adjusting screw rod (406) extends to the outside of the strip-shaped adjusting hole (402), and is fixedly connected with an adjusting knob (404); and the surface of the limiting support plate (401) is provided with a liquid leakage hole (407) in the shape of a sector.

8. A steel reinforcement sleeve testing apparatus according to claim 7, characterised in that: The surface of the clamping block (403) is fixedly connected with a rubber anti-skid block (405), and the surface of the rubber anti-skid block (405) is provided with a plurality of anti-skid grooves.

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