CN210774983U

CN210774983U - Road bridge construction quality monitoring concrete test block experimental apparatus

Info

Publication number: CN210774983U
Application number: CN201921016963.5U
Authority: CN
Inventors: 陈辉龙; 燕艳朋
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-02
Filing date: 2019-07-02
Publication date: 2020-06-16
Anticipated expiration: 2029-07-02

Abstract

The utility model discloses a road bridge construction quality monitoring concrete test block experimental apparatus, including bottom plate and the protection casing of cover on the bottom plate, be provided with upright curb plate on the bottom plate, be provided with the crossbeam on the upright curb plate, be provided with the hydro-cylinder on the crossbeam, the one end of protection casing is provided with the square mantle, the square mantle cup joints with the hydro-cylinder outer wall, be provided with the slot on the bottom plate, be provided with the inserted block on the protection casing, the inserted block is pegged graft with the slot, be provided with the second rectangular hole on the bottom plate, it has the bolt to peg graft in the second rectangular hole, be provided with first rectangular hole and joint groove on the inserted block respectively, first rectangular hole pegs graft with the bolt, the one end of bolt is provided with the rectangle fixture. The protection cover is convenient to mount and dismount, the mounting and dismounting convenience of the whole protection cover is effectively improved, the vibration given by the oil cylinder can be buffered and damped, and the damping stability of the oil cylinder is effectively improved.

Description

Road bridge construction quality monitoring concrete test block experimental apparatus

Technical Field

The utility model relates to a concrete test technical field specifically is a road bridge construction quality monitoring concrete test block experimental apparatus.

Background

In road and bridge construction, a large number of concrete structure blocks are used, concrete is common bonding concrete mortar in buildings, the concrete is prepared by adding water into sand and cement in a certain proportion, stirring and mixing the mixture, and after the mixture is solidified, firm concrete blocks are formed, however, the concrete mortar prepared in different proportions has different compressive properties and different qualities, so that before construction, a plurality of concrete test blocks are prepared by stirring and mixing the mixture in different proportions, and then the plurality of concrete test blocks are subjected to pressure detection by a pressure tester to detect the compressive properties of different concrete test blocks, so that the concrete test block with better compressive property is found for concrete construction in later roads and bridges to ensure the quality,

1. the existing pressure experiment machine for the concrete test block needs to disassemble the protective cover after the experiment is finished, and cleans crushed concrete particles in the protective cover, but most of the existing protective covers are installed through screws, and a screwdriver tool is needed and is continuously rotated to realize the assembly and disassembly during the disassembly and the assembly, so that the labor is wasted, and the convenience for assembling and disassembling the whole protective cover is reduced;

2. in addition, it does not usually have and sets up the shock pad at square cover inner wall, and when the protection casing installation back, the hydro-cylinder exposes outside, when using the experiment machine, can cause the hydro-cylinder vibrations, causes the installation screw of hydro-cylinder not hard up easily, and is lower to the shock attenuation steadiness of hydro-cylinder.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a road bridge construction quality monitoring concrete test block experimental apparatus to solve the loading and unloading convenience that prior art exists to whole protection casing lower, to the lower problem of the shock attenuation steadiness of hydro-cylinder.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a road bridge construction quality monitoring concrete test block experimental apparatus, includes bottom plate and the protection casing of cover on the bottom plate, be provided with upright curb plate on the bottom plate, be provided with the crossbeam on the upright curb plate, be provided with the hydro-cylinder on the crossbeam, the one end of protection casing is provided with the square mantle, and the square mantle cup joints with the hydro-cylinder outer wall, be provided with the slot on the bottom plate, be provided with the inserted block on the protection casing, the inserted block is pegged graft with the slot, be provided with the second rectangular hole on the bottom plate, it has the bolt to peg graft in the second rectangular hole, be provided with first rectangular hole and joint groove on the inserted block respectively, first rectangular hole is pegged graft with the bolt, the one end of bolt is provided with the rectangle fixture block.

Preferably, the number of the slots and the number of the inserting blocks are four, and the slots and the inserting blocks are symmetrically arranged by taking the overlooking transverse and vertical central axis of the protective cover as a center.

Preferably, the number of the first rectangular holes and the number of the clamping grooves are two, and the first rectangular holes and the clamping grooves are arranged on the insert blocks at opposite angles.

Preferably, the side view cross section of the protective cover is of an inverted U-shaped structure.

Preferably, the square sleeve cover has a square cross section in plan view.

Preferably, the inner wall surface of the square sleeve cover is provided with a shock absorption pad.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the protection cover and the square sleeve cover structure in the inverted U-shaped structure are convenient to mount and dismount, and the convenience for mounting and dismounting the whole protection cover is effectively improved;

2. through setting up the shock pad at square cover inner wall, when the protection casing installation, the square cover of upper end also cup joints the hydro-cylinder simultaneously, can cushion the shock attenuation to the vibrations that the hydro-cylinder gave, has effectively improved the shock attenuation steadiness to the hydro-cylinder.

Drawings

FIG. 1 is a sectional view of the whole structure of the present invention;

fig. 2 is a top view of the overall structure of the present invention;

fig. 3 is a side view of the overall structure of the present invention.

In the figure: the device comprises a base plate 1, vertical side plates 2, a cross beam 3, an oil cylinder 4, a protective cover 5, a square sleeve cover 6, a shock absorption pad 61, an insertion block 7, a clamping groove 71, a rectangular clamping block 72, a first rectangular hole 73, a second rectangular hole 74, a bolt 75 and an insertion groove 8.

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.

Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution: a road and bridge construction quality monitoring concrete test block experimental device comprises a bottom plate 1 and a protective cover 5 covered on the bottom plate 1, wherein a vertical side plate 2 is arranged on the bottom plate 1, a cross beam 3 is arranged on the vertical side plate 2, an oil cylinder 4 is arranged on the cross beam 3, the bottom plate 1, the vertical side plate 2, the cross beam 3 and the oil cylinder 4 form a pressure experimental machine integrally, a pressure sensor is arranged on the bottom plate 1, a lower pressing plate is arranged at the upper end of the pressure sensor, a data line is preset on the pressure sensor, the data line is externally connected to a computer, a real-time pressure value can be displayed on a computer display screen, an upper pressing plate is arranged at the lower end of a telescopic rod of the oil cylinder 4, the model of the oil cylinder 4 is HO-FA, the oil cylinder is a hydraulic oil cylinder, the cuboid model of an integral shell is fixedly installed on the cross beam 3 through screws, the oil cylinder 4 is, then, the oil cylinder 4 is electrified to control the telescopic rod of the oil cylinder to extend downwards to drive the upper pressure plate to move downwards and press the concrete test block downwards, at the moment, the pressure sensor is pressed to transmit pressure data to a computer display screen through a data line for displaying, the pressure resistance quality of the concrete test block can be detected, the side view cross section of the protective cover 5 is of an inverted U-shaped structure, the protective cover 5 can form a protective cover together with the vertical side plate 2 to cover the pressure experiment part and ensure the safety, the upper end of the protective cover 5 is welded with the square sleeve cover 6, the square sleeve cover 6 and the protective cover 5 are integrally formed by bending cold-rolled steel plates, the square sleeve cover 6 and the protective cover are welded into a whole, the square sleeve cover 6 is sleeved with the outer wall of the oil cylinder 4, the bottom plate 1 is provided with a slot 8, the lower end of the protective cover 5 is welded with an insert block 7, the insert block 7 is inserted with the slot 8, the bottom plate, the quantity of slot 8 and inserted block 7 is four and uses the horizontal vertical axis of overlooking of protection casing 5 to set up as central symmetry, be provided with first rectangular hole 73 and joint groove 71 on the inserted block 7 respectively, the quantity of first rectangular hole 73 and joint groove 71 is two and sets up on diagonal inserted block 7, first rectangular hole 73 pegs graft with bolt 75, the right-hand member welding of bolt 75 has rectangle fixture block 72, rectangle fixture block 72 and joint groove 71 joint, the cross-section of first rectangular hole 73 and second rectangular hole 74 is the slot, the cross-section of rectangle fixture block 72 is the rectangle, wherein the rectangle cross-section outward flange of rectangle fixture block 72 slightly is less than the slot of the cross-section of first rectangular hole 73 and second rectangular hole 74, can realize the penetration and insertion of rectangle fixture block 72.

Referring to fig. 1, 2 and 3, the cross section of the square sleeve cover 6 from top down is a square structure, the square sleeve cover 6 is made by bending according to the shape of the outer shell of the oil cylinder 4, the square sleeve cover 6 can completely sleeve the outer wall of the oil cylinder 4, the inner wall surface of the square sleeve cover 6 is provided with a shock pad 61, after the integral protective cover 5 is downwards sleeved on the integral experimental machine and is quickly installed and fixed through the bolt 75, the shock absorption pad 61 on the inner wall surface of the square sleeve cover 6 at the upper end also sleeves and fixes the integral outer wall surface of the oil cylinder 4, when a pressure experiment is carried out, the oil cylinder 4 may generate up-and-down or left-and-right vibration, the shock absorption pad 61 is integrally made of a foamed PU rubber pad, and is adhered to the inner wall surface of the square sleeve cover 6 through resin adhesive, the shock pad 61 has high elasticity, the vibration given by the oil cylinder 4 can be buffered and damped, and the damping stability of the oil cylinder 4 is effectively improved.

The utility model discloses when concrete implementation: after the experiment is finished, the protective cover 5 needs to be detached, crushed concrete particles in the protective cover are cleaned, the bolt 75 at the upper left corner is taken as an example, at the moment, the bolt 75 can be rotated anticlockwise to drive the rectangular clamping block 72 to rotate anticlockwise by ninety degrees and exit the clamping groove 71, the outer edge of the rectangular clamping block 72 is already contained in the inner square holes of the first rectangular hole 73 and the second rectangular hole 74, then the bolt 75 is moved leftwards, the rectangular clamping block 72 is driven to exit the first rectangular hole 73 and the second rectangular hole 74 respectively, the bolt 75 at the upper left corner can be rapidly detached, the bolt 75 at the lower right corner can be rapidly detached similarly, then the protective cover 5 is moved upwards to drive the protective cover 5 and the square sleeve 6 at the upper end to integrally move upwards and realize detachment, and the convenience for detaching the integral protective cover 5 is effectively improved; in addition, when cup jointing whole protection casing 5 back on whole experiment machine downwards, and install fixedly through bolt 75 fast, the shock pad 61 of the square shroud 6 internal face of upper end also cup joints fixedly the whole outer wall face of hydro-cylinder 4 simultaneously, when carrying out the pressure experiment, hydro-cylinder 4 probably produces vibrations about or, shock pad 61 wholly adopts foaming PU cushion to make, and bond on the 6 internal face of square shroud through the resin adhesive, shock pad 61 has high elasticity performance, can cushion the shock attenuation with the vibrations that hydro-cylinder 4 gave, effectively improved the shock attenuation steadiness to hydro-cylinder 4.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a road bridge construction quality monitoring concrete test block experimental apparatus, includes bottom plate (1) and cover protection casing (5) on bottom plate (1), its characterized in that: a vertical side plate (2) is arranged on the bottom plate (1), a cross beam (3) is arranged on the vertical side plate (2), an oil cylinder (4) is arranged on the cross beam (3), a square sleeve cover (6) is arranged at one end of the protective cover (5), the square sleeve cover (6) is sleeved with the outer wall of the oil cylinder (4), the bottom plate (1) is provided with a slot (8), the protective cover (5) is provided with an inserting block (7), the inserting block (7) is inserted into the slot (8), a second rectangular hole (74) is arranged on the bottom plate (1), a bolt (75) is inserted in the second rectangular hole (74), the insert block (7) is respectively provided with a first rectangular hole (73) and a clamping groove (71), the first rectangular hole (73) is connected with a plug pin (75) in an inserting mode, a rectangular clamping block (72) is arranged at one end of the plug pin (75), and the rectangular clamping block (72) is connected with a clamping groove (71) in a clamping mode.

2. The road and bridge construction quality monitoring concrete test block experimental device according to claim 1, characterized in that: the number of the slots (8) and the number of the insertion blocks (7) are four, and the slots and the insertion blocks are arranged in a manner of being symmetrical by taking overlooking transverse and vertical central axes of the protective cover (5) as a center.

3. The road and bridge construction quality monitoring concrete test block experimental device according to claim 1, characterized in that: the number of the first rectangular holes (73) and the number of the clamping grooves (71) are two, and the first rectangular holes and the clamping grooves are arranged on the insert blocks (7) at the opposite angles.

4. The road and bridge construction quality monitoring concrete test block experimental device according to claim 1, characterized in that: the side-view cross section of the protective cover (5) is of an inverted U-shaped structure.

5. The road and bridge construction quality monitoring concrete test block experimental device according to claim 1, characterized in that: the overlook cross section of the square sleeve cover (6) is of a square structure.

6. The road and bridge construction quality monitoring concrete test block experimental device according to claim 1, characterized in that: and a damping pad (61) is arranged on the inner wall surface of the square sleeve cover (6).