CN217738825U

CN217738825U - Simple detection device for concrete member crack occurrence

Info

Publication number: CN217738825U
Application number: CN202221737366.3U
Authority: CN
Inventors: 李相珩; 牛斌涛; 刘鑫婧
Original assignee: China Construction Second Engineering Bureau Co Ltd
Current assignee: China Construction Second Engineering Bureau Co Ltd
Priority date: 2022-07-05
Filing date: 2022-07-05
Publication date: 2022-11-04
Anticipated expiration: 2032-07-05

Abstract

The utility model relates to a simple and easy detection device for concrete member crack takes place, including base, upper bracket, hold-down mechanism, drive mechanism, hydro-cylinder and microscope camera lens, the upper bracket is fixed in the top of base. The pressing mechanism is arranged above the left side of the base in a sliding mode, the limiting mechanisms are arranged on the right side of the base at intervals, and the lower ends of the limiting mechanisms are fixedly connected with the upper surface of the base. The part of the base between the pressing mechanism and the limiting mechanism is provided with a square opening, and the micro-lens is positioned on the inner side of the square opening and fixed on the base. The oil cylinder is arranged on the upper support, is connected with the pressing mechanism through the transmission mechanism, can drive the pressing mechanism to transversely slide, and is matched with the limiting mechanism to clamp the concrete member until cracks and fragmentation occur. The utility model discloses a simple and easy detection device for concrete member, the structure is small, and preparation and maintenance cost are low, are convenient for detect concrete member intensity at the job site, and are easy and simple to handle, and the practicality is strong, has better spreading value.

Description

Simple detection device for concrete member crack occurrence

Technical Field

The utility model relates to a concrete detection technology field, concretely relates to a simple and easy detection device for concrete member crack takes place.

Background

The building formed by assembling prefabricated components on a construction site is called as an assembly type building, and the assembly type building is more widely applied, so that the construction progress can be accelerated, and the construction period can be shortened. With the development of modern industrial technology, building houses can be made in batches like machine production, by simply transporting prefabricated house elements to the site for assembly.

The concrete member needs to be subjected to pressure detection before use, a press machine is usually used in a prefabrication factory to test the strength of the concrete member, certain influence on the member is considered in the transportation process, the plate-shaped and column-shaped concrete members need to be detected after the concrete member arrives at a construction site, and if the press machine is arranged at the construction site, the cost is greatly increased, the transportation and the installation are inconvenient, and the concrete member cannot be detected at the construction site in consideration of the problems. Therefore, there is a need for a simple inspection device that can be dedicated to concrete components at a construction site.

SUMMERY OF THE UTILITY MODEL

For solving the defect that prior art exists, the utility model provides a simple and easy detection device for concrete member crack takes place solves and can't carry out the problem that detects at the job site to the concrete member.

In order to realize the purpose, the utility model discloses a technical scheme as follows:

the utility model provides a simple and easy detection device for concrete member crack takes place, includes base, upper bracket, hold-down mechanism, drive mechanism, hydro-cylinder and microscope lens, and the upper bracket is located the top of base, and its lower extreme links to each other with base upper surface fixed.

The pressing mechanism is arranged above the left side of the base in a transverse sliding mode, the right side of the pressing mechanism is provided with limiting mechanisms at intervals, and the lower ends of the limiting mechanisms are fixedly connected with the upper surface of the base.

The part of the base between the pressing mechanism and the limiting mechanism is provided with a square opening, and the micro lens is arranged on one side of the lower part of the pressing mechanism close to the square opening.

The oil cylinder is positioned at the upper right of the base, the upper end of the oil cylinder is hinged with the upper support, the lower end of the oil cylinder is connected with the pressing mechanism through the transmission mechanism, the pressing mechanism can be driven to transversely slide, and the oil cylinder is matched with the limiting mechanism to clamp the concrete member until cracks and cracks appear.

Furthermore, a transverse dovetail groove is formed in the upper surface of the base, and the right end of the dovetail groove extends to the square opening.

Stop gear is located the right side of square mouthful, and it includes fixing base and first cutting board, and the upper surface at the base is installed to the fixing base, and first cutting board is fixed in on the left side wall of fixing base.

Furthermore, the pressing mechanism comprises a sliding seat and a second blade plate, the lower part of the sliding seat is positioned in the dovetail groove and is in transverse sliding fit with the base, and a guide groove is formed in the right side wall of the sliding seat.

The second cutting board has two, and two second cutting boards are set up in tandem on the right side of sliding seat to with the adjustable sliding fit of sliding seat, the blade of two second cutting boards and the blade dislocation looks mutual disposition of first cutting board.

Furthermore, two nut seats are arranged in a guide groove of the sliding seat in a sliding mode, a bidirectional lead screw is arranged in the guide groove, the bidirectional lead screw is in running fit with the sliding seat, and one end of the bidirectional lead screw extends to the outside of the sliding seat and is provided with a driving handle.

The bidirectional screw rod penetrates through the two screw nut seats and is in threaded fit with the screw nut seats, and when the bidirectional screw rod rotates around the axis of the bidirectional screw rod, the two screw nut seats can be driven to move oppositely or oppositely.

The left sides of the two second cutting plates are fixedly connected with the two nut seats respectively, and the left side walls of the second cutting plates are in sliding fit with the right side walls of the sliding seats.

Furthermore, the rocker arms of the transmission mechanism and the connecting rods are arranged on the right side of the base in a tandem and opposite mode, the left ends of the two rocker arms are hinged to the base, and the right ends of the two rocker arms are fixedly connected through the longitudinal beam.

Each rocker arm is connected with the corresponding side of the sliding seat through a connecting rod, one end of each connecting rod is hinged with the sliding seat, and the other end of each connecting rod is hinged with the middle of the corresponding rocker arm.

Furthermore, the oil cylinder is positioned above the rocker arm, the cylinder body of the oil cylinder is hinged with the upper bracket, and the end part of the piston rod of the oil cylinder is hinged with the middle part of the longitudinal beam.

Furthermore, the lower part of the right side of the sliding seat is provided with a slot, a glass sheet is arranged in the slot in a sliding manner, the glass sheet can be pulled out from the slot or inserted into the slot, and the micro-lens is positioned under the glass sheet.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses a simple and easy detection device for concrete member, the structure is small, and preparation and maintenance cost are low, are convenient for detect concrete member intensity at the job site, and are easy and simple to handle, and the practicality is strong, has better spreading value.

Drawings

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

Fig. 2 is a schematic view of the fit relationship between the base and the sliding seat of the present invention.

Fig. 3 is a combined structure diagram of the base, the sliding seat, the rocker arm and the bidirectional screw rod of the present invention.

Fig. 4 is a sectional view of the position of the glass sheet and the micro lens of the present invention on the sliding seat.

In the figure: 1. a base; 2. an upper bracket; 3. an oil cylinder; 4. a micro-lens; 51. a fixed seat; 52. a first blade plate; 61. a sliding seat; 62. a second blade plate; 63. a guide groove; 64. a nut seat; 65. a bidirectional lead screw; 66. a drive handle; 71. a rocker arm; 72. a connecting rod; 73. a longitudinal beam; 8. a glass sheet; 81. a slot; 9. a return spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 4, the technical solution adopted by the present invention is as follows:

the utility model provides a simple and easy detection device for concrete member crack takes place, includes base 1, upper bracket 2, hold-down mechanism, drive mechanism, hydro-cylinder 3 and microscope head 4, and upper bracket 2 is located the top of base 1, and its lower extreme links to each other with surface mounting on the base 1. The part of the base 1 between the pressing mechanism and the limiting mechanism is provided with a square opening 11, the upper surface of the base 1 is provided with a transverse dovetail groove 12, and the right end of the dovetail groove 12 extends to the square opening 11.

The pressing mechanism is arranged above the left side of the base 1 in a transverse sliding mode, limiting mechanisms are arranged on the right side of the pressing mechanism at intervals, and the lower ends of the limiting mechanisms are fixedly connected with the upper surface of the base 1. Specifically, the limiting mechanism is located on the right side of the square opening 11 and includes a fixed seat 51 and a first blade plate 52, the fixed seat 51 is located above the base 1, the bottom of the fixed seat is fixedly connected with the upper surface of the base 1, and the first blade plate 52 is fixed on the left side wall of the fixed seat 51.

The first cutting plate 52 is a thick strip-shaped plate, is vertically arranged, the lower end of the first cutting plate is fixedly connected with the base 1, the right side of the first cutting plate 52 is fixedly welded with the fixed seat 51, and the left side of the first cutting plate is provided with a V-shaped cutting edge.

The pressing mechanism comprises a sliding seat 61 and a second blade plate 62, the lower part of the sliding seat 61 is positioned in the dovetail groove 12 and is in transverse sliding fit with the base 1, and a guide groove 63 is formed in the right side wall of the sliding seat. The number of the second edge plates 62 is two, the two second edge plates 62 are arranged at the right side of the sliding seat 61 in tandem and are in adjustable sliding fit with the sliding seat 61, and the cutting edges of the two second edge plates 62 are arranged opposite to the cutting edge of the first edge plate 52 in a staggered mode. The second blade plate 62 is also a thicker strip-shaped plate and is vertically arranged, the middle part of the left side of the second blade plate 62 is fixedly connected with the corresponding nut seat 64 into a whole, and the right side of the second blade plate is provided with a V-shaped cutting edge.

Two nut seats 64 are arranged in a guide groove 63 of the sliding seat 61 in a sliding mode, a bidirectional lead screw 65 is further arranged in the guide groove 63, the bidirectional lead screw 65 is in running fit with the sliding seat 61, and one end of the bidirectional lead screw 65 extends to the outside of the sliding seat 61 and is provided with a driving handle 66.

The bidirectional screw 65 passes through the two nut seats 64 and is in threaded fit with the nut seats 64, and when the bidirectional screw 65 rotates around the axis of the bidirectional screw, the two nut seats 64 can be driven to move oppositely or reversely. The left sides of the two second blade plates 62 are fixedly connected with the two nut seats 64 respectively, and the left side wall of the second blade plate 62 is in sliding fit with the right side wall of the sliding seat 61. The bidirectional screw rod 65 is rotated through the driving handle 66, the two second blade plates 62 are driven to move to determine the pressing position of the concrete member, and the layout mode of three pressing points is applicable to most concrete members in the scheme.

The transmission mechanism comprises two rocker arms 71 and a connecting rod 72, wherein the two rocker arms 71 are arranged on the right side of the base 1 in a tandem and opposite mode, the left ends of the two rocker arms 71 are hinged with the base 1, and the right ends of the two rocker arms are fixedly connected through a longitudinal beam 73. Each rocker arm 71 is connected with the corresponding side of the sliding seat 61 through a connecting rod 72, one end of the connecting rod 72 is hinged with the sliding seat 61, and the other end is hinged with the middle part of the corresponding rocker arm 71. The oil cylinder 3 is positioned above the rocker arm 71, the cylinder body of the oil cylinder 3 is hinged with the upper bracket 2, and the end part of the piston rod of the oil cylinder is hinged with the middle part of the longitudinal beam 73.

The oil cylinder 3 is positioned at the upper right of the base 1, the upper end of the oil cylinder is hinged with the upper bracket 2, the lower end of the oil cylinder is connected with the pressing mechanism through a transmission mechanism, the pressing mechanism can be driven to transversely slide, and the oil cylinder is matched with the limiting mechanism to clamp the concrete member until cracks and cracks appear. The oil cylinder 3 drives the two rocker arms 71 to rotate around the right end of the base 1, the rocker arms 71 drive the sliding seat 61 to slide left and right relative to the base 1 through the connecting rod 72, the sliding seat 61 drives the two second edge plates 62 to move relative to the first edge plate 52, a concrete member placed between the second edge plates 62 and the first edge plate 52 is extruded, and the concrete member is located on the upper surface of the base 1.

As a preferred scheme of the utility model, the left side of sliding seat 61 is provided with reset spring 5, and reset spring 5 is located dovetail 12 inboardly, and reset spring 5's right-hand member links to each other with sliding seat 61's lower part is fixed, and its left end links to each other with dovetail 12's left side wall is fixed, and reset spring 5's effect is supplementary sliding seat 61 and moves back to initial position left. When the oil cylinder 3 drives the sliding seat 61 to move rightwards through the rocker arm 71 and the connecting rod 72, the reset spring 5 is in a stretching state when the second blade plate 62 presses the concrete component, and the acting force of the reset spring 5 is negligible relative to the pressure of the second blade plate 62 on the concrete component.

The right lower part of the sliding seat 61 is provided with a slot 81, the glass sheet 8 is arranged in the slot 81 in a sliding manner, and the glass sheet 8 can be pulled out of the slot 81 or inserted into the slot 81. The microscope lens 4 is positioned inside the dovetail groove 12 and is fixedly installed outside the right side of the sliding seat 61, close to the square opening. The microscope lens 4 is positioned right below the glass sheet 8, and the glass sheet 8 plays a role in protecting the microscope lens 4.

The signal of microscope head 4 holds the external handheld display terminal that has, and handheld display terminal adopts prior art, and the image information that microscope head 4 gathered clearly shows on handheld display terminal, and the condition that fissured position and crack emergence and development appear in the observation concrete member of accessible handheld display terminal, the pressure value of confirming to concrete member application through hydro-cylinder output thrust calculation to judge whether qualified concrete member.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A simple detection device for concrete member crack occurrence comprises a base, an upper bracket, a pressing mechanism, a transmission mechanism, an oil cylinder and a microscope lens, and is characterized in that the upper bracket is positioned above the base, and the lower end of the upper bracket is fixedly connected with the upper surface of the base;

the pressing mechanism is transversely arranged above the left side of the base in a sliding manner, the right side of the pressing mechanism is provided with limiting mechanisms at intervals, and the lower ends of the limiting mechanisms are fixedly connected with the upper surface of the base;

a square opening is formed in the part, between the pressing mechanism and the limiting mechanism, of the base, and the micro lens is installed on one side, close to the square opening, of the lower portion of the pressing mechanism;

2. The simple detection device for the concrete member crack occurrence according to claim 1, characterized in that a transverse dovetail groove is formed on the upper surface of the base, and the right end of the dovetail groove extends to a square opening;

3. The simple detection device for the concrete member crack occurrence according to claim 2, wherein the pressing mechanism comprises a sliding seat and a second blade plate, the lower part of the sliding seat is positioned in the dovetail groove and is in transverse sliding fit with the base, and a guide groove is formed in the right side wall of the sliding seat;

the second cutting board has two, and two second cutting boards set up in the right side of sliding seat behind one another to with the adjustable sliding fit of sliding seat, the blade of two second cutting boards and the blade dislocation mutual disposition of first cutting board.

4. The simple detection device for the crack occurrence of the concrete member as claimed in claim 3, wherein the sliding seat has two nut seats slidably disposed in a guide groove, the guide groove has a bidirectional lead screw, the bidirectional lead screw is rotatably engaged with the sliding seat, and one end of the bidirectional lead screw extends to the outside of the sliding seat and is provided with a driving handle;

the bidirectional screw rod penetrates through the two nut seats and is in threaded fit with the nut seats, and the two nut seats can be driven to move oppositely or reversely when the bidirectional screw rod rotates around the axis of the bidirectional screw rod;

the left sides of the two second cutting plates are fixedly connected with the two nut seats respectively, and the left side wall of the second cutting plate is in sliding fit with the right side wall of the sliding seat.

5. The simple detection device for the concrete member crack occurrence according to claim 3, characterized in that the transmission mechanism comprises two rocker arms and connecting rods, wherein the two rocker arms are oppositely arranged on the right side of the base in tandem, the left ends of the two rocker arms are hinged with the base, and the right ends are fixedly connected through a longitudinal beam;

6. The simple detection device for the crack occurrence of the concrete member as claimed in claim 5, wherein the oil cylinder is located above the rocker arm, a cylinder body of the oil cylinder is hinged with the upper bracket, and an end part of a piston rod of the oil cylinder is hinged with the middle part of the longitudinal beam.

7. The simple detection device for the concrete member crack occurrence according to claim 3, wherein a slot is arranged at the lower part of the right side of the sliding seat, a glass sheet is arranged in the slot in a sliding manner, the glass sheet can be pulled out of the slot or inserted into the slot, and the microscope lens is positioned right below the glass sheet.