CN211374327U

CN211374327U - Concrete strength detection device capable of improving working efficiency

Info

Publication number: CN211374327U
Application number: CN201921268652.8U
Authority: CN
Inventors: 简美莉
Original assignee: Longnan Xintianhong Commercial Concrete Co ltd
Current assignee: Longnan Xintianhong Commercial Concrete Co ltd
Priority date: 2019-08-07
Filing date: 2019-08-07
Publication date: 2020-08-28
Anticipated expiration: 2029-08-07

Abstract

A concrete strength detection device capable of improving working efficiency relates to a concrete strength detection device, which comprises a fixed frame, an anchor head and a concrete test block, wherein the fixed frame is connected with the anchor head, the anchor head is connected with the concrete test block, the lower end of the anchor head is positioned at a step hole of the concrete test block, the concrete test block is positioned at the lower part of the fixed frame, the fixed frame is provided with a slide rail, the slide rail is provided with a slide block, the slide block is connected with a motor through a base, a bevel gear A is arranged on a right motor shaft of the motor and is connected with the motor through a key, a belt wheel D is arranged on a left motor shaft of the motor and is connected with the motor through a key, a movable block is arranged on a lead screw, the movable block drives a fixed ring to move upwards when moving upwards, then the anchor head in the concrete test block is pulled out, and the uplift, therefore, the method of replacing manpower with a machine can reduce the working intensity of workers and improve the working efficiency.

Description

Concrete strength detection device capable of improving working efficiency

Technical Field

The utility model relates to a can promote work efficiency's concrete strength detection device, concretely relates to concrete strength detection device.

Background

Among the methods for measuring the strength of concrete, there is a post-anchoring method. The post-anchoring method is a detection method in which a breaking body of the post-anchoring method embedded in concrete is pulled out within 30mm of the surface layer of the concrete, and the pulling-out force is measured to estimate the compressive strength of the concrete.

Because the concrete test block is generally heavier, and the in-process that detects is come to the anchor method after adopting, needs staff's manual alignment to exert the pulling force to the test piece through manual, like this a series of loaded down with trivial details test processes after, probably can make the staff tired out unusually, and then influence work efficiency. In order to solve the technical problems, a new technical scheme is especially provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the weak point that above-mentioned prior art exists, and provide a concrete strength detection device that can promote work efficiency.

The utility model adopts the technical proposal that: a concrete strength detection device capable of improving working efficiency comprises a fixing frame, an anchor head and a concrete test block, wherein the fixing frame is connected with the anchor head, the anchor head is connected with the concrete test block, the lower end of the anchor head is positioned at a stepped hole of the concrete test block, the concrete test block is positioned at the lower part of the fixing frame, the fixing frame is provided with a slide rail, the slide rail is provided with a slide block, the slide block is connected with a motor through a base, a bevel gear A is arranged on a right motor shaft of the motor and is connected with the motor through a key, a belt wheel D is arranged on a left motor shaft of the motor and is connected with the motor through a key, the belt wheel D is connected with one end of a belt B, the other end of the belt B is connected with the belt wheel C, the belt wheel C is arranged at one end of a screw rod C through a key, the non-end face of the screw rod C is meshed with, the rack B is meshed with the gear, the gear is meshed with the rack A, the gear is positioned between the rack A (15) and the rack B, the rack A is fixedly connected with the clamping plate A, the clamping plate A is positioned at the right side of the rack A, the fixing frame is connected with one end of the screw rod A through the fixing seat, the helical gear B is arranged at the lower part of the screw rod A and is in key connection with the helical gear B, the belt pulley A is arranged at the other end of the screw rod A and is in key connection with the belt pulley A, the other end of the belt A is connected with the belt pulley B, the belt pulley B is in key connection with the screw rod B, the non-end surface at the upper part of the screw rod B is connected with the fixing frame through the bearing, the lower end surface of the screw rod B is connected with the fixing seat through the fixing seat, the screw rod B is provided with the, the movable block B is installed on the lead screw A, the connecting shaft A is fixedly connected with the movable ring, the movable ring is located in the middle of the connecting shaft A, the movable ring is connected with the connecting shaft B in a sliding mode, the upper end of the connecting shaft B is connected with the fixed plate A, the fixed plate A is located in the movable ring, the lower end of the connecting shaft B is connected with the fixed plate B, the fixed plate B is located in the fixed ring, a force measuring sensor is arranged inside the fixed ring and is in contact with a nut, and the nut is meshed with the anchor head and is located on the upper portion.

The rack B is connected with the fixing frame in a sliding manner, and the rack A is connected with the fixing frame in a sliding manner.

The utility model has the advantages that: through set up the movable block on the lead screw, take solid fixed ring upward movement together when making the movable block rebound, then pull out the anchor head inside the concrete test block, the resistance to plucking that the rethread force cell record anchor head received, replace artificial way alright with reduction staff's working strength with the machine like this, improve work efficiency.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a partially enlarged view of fig. 1 at a.

Detailed Description

Referring to fig. 1-2, a concrete strength detecting device capable of improving working efficiency includes a fixing frame 1, an anchor head 13 and a concrete test block 17, the fixing frame 1 is connected with the anchor head 13, the anchor head 13 is connected with the concrete test block 17, the lower end of the anchor head 13 is located at a step hole of the concrete test block 17, the concrete test block 17 is located at the lower portion of the fixing frame 1, the fixing frame 1 is provided with a slide rail 22, the slide rail 22 is provided with a slide block 23, the slide block 23 is connected with a motor 26 through a base, a right motor shaft of the motor 26 is provided with a helical gear a27 and is in key connection with the same, a left motor shaft of the motor 26 is provided with a pulley D25 and is in key connection with the same, the pulley D25 is connected with one end of a belt B24, the other end of the belt B24 is connected with a pulley C21, the pulley C21 is mounted on one end of a screw rod C20, the other end of the screw rod C20 is connected with a clamping plate B19 through a bearing, the clamping plate B19 is fixedly connected with a rack B18, a clamping plate B19 is positioned on the left side of a rack B18, a rack B18 is meshed with a gear 16, the gear 16 is meshed with a rack A15, the gear 16 is positioned between a rack A15 and a rack B18, the rack A15 is fixedly connected with a clamping plate A14, the clamping plate A14 is positioned on the right side of the rack A14, the fixing frame 1 is connected with one end of the screw rod A14 through a fixing seat, the lower part of the screw rod A14 is provided with a helical gear B14 which is in key connection with the rack A15, the other end of the screw rod A14 is provided with a pulley A14 which is in key connection with the clamp A14, the other end of the belt A14 is connected with one end of the pulley B14, the pulley B14 is connected with the lead screw rod B14 through a key connection with the screw rod B14, the non-end face of the upper part of the screw, the movable block A10 is fixedly connected with one end of the connecting shaft A8, the other end of the connecting shaft A8 is fixedly connected with the movable block B29, the movable block B29 is mounted on the lead screw A2, the connecting shaft A8 is fixedly connected with the movable ring 7, the movable ring 7 is located in the middle of the connecting shaft A8, the movable ring 7 is slidably connected with the connecting shaft B11, the upper end of the connecting shaft B11 is connected with the fixing plate A9, the fixing plate A9 is located in the movable ring 7, the lower end of the connecting shaft B11 is connected with the fixing plate B30, the fixing plate B30 is located in the fixing ring 12, the force measuring sensor 32 is arranged inside the fixing ring 12, the force measuring sensor 32 is in contact with the nut 31, the nut 31 is meshed with.

The rack B18 is connected with the fixed frame 1 in a sliding manner, and the rack A15 is connected with the fixed frame 1 in a sliding manner.

The specific implementation process is as follows: the motor 26 is started, the motor 26 drives a pulley D25 through a left motor shaft, the pulley D25 rotates a pulley C21 through a belt B24, the pulley C21 rotates a screw rod C20, then a screw rod C20 moves slowly to the right on the fixed frame 1 and pushes a clamping plate B19 to move to the right, a rack B18 also moves together with a clamping plate B19, a clamping plate A14 moves leftwards through a gear 16 and a rack A15, the clamping plate A14 and the clamping plate B19 approach towards the concrete specimen 17 slowly, finally the concrete specimen 17 is clamped tightly, the motor 26 also moves rightwards through a slide rail 22 through the driving of the screw rod C20 when the screw rod C20 moves rightwards, the helical gear A27 is meshed with the helical gear B28 slowly, the helical gear A27 and the helical gear B28 are meshed together when the clamping plate 17, and the screw rod A2 rotates through the driving of the motor 26, then the screw rod A2 enables the pulley A3 to rotate, the pulley A3 enables the screw rod B5 to rotate through the belt A4 and the pulley B6, at the moment, the moving block B29 arranged on the screw rod A2 and the moving block A10 on the screw rod B5 can move upwards slowly under the action of the guide rail and drive the connecting shaft A8 to move upwards together, then the anchor head 13 is pulled out upwards slowly through the moving ring 7 and the fixing ring 12, the pulling resistance of the anchor head 13 is recorded in the process of pulling out the anchor head 13 upwards through the force transducer 32, the contact area of the anchor head 13 and the force transducer 32 is increased through the effect of the nut 31, the force transducer 32 can record data better, and then the strength value of the concrete is measured through the linear relation between the compression strength of the concrete and the pulling resistance of the concrete; through above action alright pull out anchor head 13 in the test automatically to accurate record data has reduced staff's working strength, has not only avoided the staff to carry out loaded down with trivial details test procedure and excessively tired out, still can improve work efficiency.

Claims

1. The utility model provides a can promote work efficiency's concrete strength detection device, includes mount (1), anchor head (13) and concrete test block (17), and mount (1) are connected with anchor head (13), and anchor head (13) are connected with concrete test block (17) and the lower extreme of anchor head (13) is located the shoulder hole department of concrete test block (17), and concrete test block (17) are located mount (1) lower part, its characterized in that: the device is characterized in that a sliding rail (22) is arranged on the fixed frame (1), a sliding block (23) is arranged on the sliding rail (22), the sliding block (23) is connected with a motor (26) through a base, a helical gear A (27) is arranged on a right motor shaft of the motor (26) and is connected with the motor through a key, a belt wheel D (25) is arranged on a left motor shaft of the motor (26) and is connected with the motor through a key, the belt wheel D (25) is connected with one end of a belt B (24), the other end of the belt B (24) is connected with a belt wheel C (21), the belt wheel C (21) is arranged at one end of a screw rod C (20) through a key, the non-end face of the screw rod C (20) is meshed with the fixed frame (1), the other end of the screw rod C (20) is connected with a clamping plate B (19) through a bearing, the clamping plate B (19), the rack B (18) is meshed with the gear (16), the gear (16) is meshed with the rack A (15), the gear (16) is positioned between the rack A (15) and the rack B (18), the rack A (15) is fixedly connected with the clamping plate A (14), the clamping plate A (14) is positioned on the right side of the rack A (15), the fixing frame (1) is connected with one end of the screw rod A (2) through a fixing seat, the lower part of the screw rod A (2) is provided with the helical gear B (28) which is connected with the helical gear B through a key, the other end of the screw rod A (2) is provided with the belt wheel A (3) which is connected with the belt A (4), the other end of the belt A (4) is connected with the belt wheel B (6), the belt wheel B (6) is connected with the screw rod B (5) through a key, the non-end face position of the upper part of the screw rod B (5) is connected with the fixing frame (1) through, the lower end face of a screw rod B (5) is connected with a fixed frame (1) through a fixed seat, a movable block A (10) is arranged on the screw rod B (5), the movable block A (10) is fixedly connected with one end of a connecting shaft A (8), the other end of the connecting shaft A (8) is fixedly connected with a movable block B (29), the movable block B (29) is installed on the screw rod A (2), the connecting shaft A (8) is fixedly connected with a movable ring (7), the movable ring (7) is positioned in the middle of the connecting shaft A (8), the movable ring (7) is slidably connected with a connecting shaft B (11), the upper end of the connecting shaft B (11) is connected with a fixed plate A (9), the fixed plate A (9) is positioned in the movable ring (7), the lower end of the connecting shaft B (11) is connected with a fixed plate B (30), the fixed plate B (30) is positioned in a fixed ring (12), and a force measuring sensor (32, the load cell (32) is in contact with the nut (31), the nut (31) is engaged with the anchor head (13) and the nut (31) is located above the anchor head (13).

2. The concrete strength detecting apparatus capable of improving work efficiency according to claim 1, wherein: the rack B (18) is connected with the fixed frame (1) in a sliding manner, and the rack A (15) is connected with the fixed frame (1) in a sliding manner.