CN210269398U

CN210269398U - Anti-splashing concrete pressure testing machine

Info

Publication number: CN210269398U
Application number: CN201920735831.1U
Authority: CN
Inventors: 汪智刚
Original assignee: Xuyongzhitong Renewable Technology Co Ltd
Current assignee: Xuyongzhitong Renewable Technology Co Ltd
Priority date: 2019-05-21
Filing date: 2019-05-21
Publication date: 2020-04-07
Anticipated expiration: 2029-05-21

Abstract

The utility model discloses a concrete compression testing machine that prevents splashing, including bearing platform, mounting panel and platform of exerting pressure, the mounting panel is located the bearing platform top, links to each other through a plurality of stands between bearing platform and the mounting panel, is provided with the cylinder that drives and exert pressure and carry out reciprocating motion between platform and the mounting panel on the mounting panel, the flexible telescopic cylinder that the cover was established in a plurality of stand outsides is connected through a plurality of joint spare on the bearing platform, is connected with a plurality of reverse adjustment spare that the structure is the same between the upper end of flexible telescopic cylinder and the platform of exerting pressure; the reverse adjusting part comprises a pulley which is rotatably connected to the mounting plate, a traction wire is wound on the pulley, one end of the traction wire is fixedly connected with the pressure applying table, and the other end of the traction wire is connected with the flexible telescopic cylinder; compared with the prior art, the utility model, when the platform below of exerting pressure removes when carrying out pressure test to the concrete test block, make flexible section of thick bamboo expand, form a protective cylinder in the outside, avoid broken concrete test block to splash and hinder the people.

Description

Anti-splashing concrete pressure testing machine

Technical Field

The utility model relates to a concrete detection equipment field, concretely relates to prevent concrete compression testing machine that splashes.

Background

The concrete pressure tester is a tester product which is developed and developed according to the national standard GB/T50081-2002 standard for testing the mechanical properties of common concrete to measure and judge the performance parameters of the concrete and display the test data and results.

The current chinese patent that the bulletin number of authorizing is CN204228525U, the date of authorizing is 2015 year 3 month 25 discloses an integrative testing machine of anti resistance to compression of concrete, comprising a base plate, the bottom plate on install the bottom end rail, a support column is respectively installed at both ends about the bottom end rail, install an entablature between two support columns, install an hydro-cylinder on the entablature, an last pressure disk is installed to the bottom of hydro-cylinder, install adjusting screw between last pressure disk and the hydro-cylinder, install the bearing seat on the bottom end rail, the bending test hole is installed on the upper portion of bearing seat, install the anti pressure disk in the bending test hole, the pressure disk is installed down at the top of bearing seat, install a spliced pole between lower pressure disk and the pressure disk, the sample filler pillar is installed to the lower part in anti bending test hole.

However, when the concrete test block is subjected to a pressure test by using the testing machine, the concrete test block needs to be crushed, so that the concrete test block splashes outwards in the crushing process, thereby causing potential safety hazards.

SUMMERY OF THE UTILITY MODEL

To the not enough that exists among the prior art, the utility model aims to provide a prevent concrete compression testing machine that splashes to solve prior art, when the testing machine carries out compression testing to the concrete test block, the concrete test block can outwards splash at broken in-process, causes the problem of potential safety hazard.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an anti-splashing concrete compression testing machine comprises a pressure bearing table, a mounting plate and a pressure applying table, wherein the mounting plate is positioned above the pressure bearing table, the pressure bearing table is connected with the mounting plate through a plurality of stand columns, the mounting plate is provided with an air cylinder for driving the pressure applying table to reciprocate between the pressure bearing table and the mounting plate, the pressure bearing table is connected with flexible telescopic cylinders which are sleeved on the outer sides of the stand columns through a plurality of clamping pieces, and a plurality of reverse adjusting pieces with the same structure are connected between the upper ends of the flexible telescopic cylinders and the pressure applying table;

the reverse adjusting part comprises a pulley which is rotatably connected to the mounting plate, a traction wire is wound on the pulley, one end of the traction wire is fixedly connected with the pressure applying table, and the other end of the traction wire is connected with the flexible telescopic cylinder; when the pressing platform moves downwards, the upper end of the flexible telescopic cylinder moves upwards.

Compared with the prior art, the utility model discloses following beneficial effect has:

when the air cylinder drives the pressing table to move downwards and a concrete test block placed on the bearing table is subjected to pressure test, the upper end of the flexible telescopic cylinder moves upwards through the arrangement of the pulley and the traction wire, the flexible telescopic cylinder is unfolded to protect the concrete test block, the concrete test block is prevented from splashing around when being crushed, and the unfolding of the flexible telescopic cylinder takes the movement of the pressing table as power without external power; meanwhile, after the pressure test is finished when the pressure applying table is far away from the pressure bearing table, the flexible telescopic cylinder shrinks under the action of self gravity, so that the concrete test block on the pressure bearing table can be cleaned conveniently and the new concrete test block can be replaced for the test again.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged view of a portion a in fig. 1.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments:

reference numerals in the drawings of the specification include: the device comprises a pressure bearing table 1, a mounting plate 2, a pressure applying table 3, a stand column 4, a cylinder 5, a flexible telescopic cylinder 6, a pulley 7, a traction line 8, a base 9, a groove 10, a sliding groove 11, a locking block 12, a compression spring 13, a driving rod 14, a locking rod 15, a mounting through hole 16, a locking column 17, a roller connecting rod 18, a roller 19, an embedding through hole 20 and a fixing groove 21.

Examples

Referring to fig. 1 and 2: an anti-splashing concrete compression testing machine comprises a pressure bearing table 1, a mounting plate 2 and a pressure applying table 3, wherein the mounting plate 2 is positioned above the pressure bearing table 1, the pressure bearing table 1 is connected with the mounting plate 2 through a plurality of stand columns 4, the mounting plate 2 is provided with an air cylinder 5 for driving the pressure applying table 3 to reciprocate between the pressure bearing table 1 and the mounting plate 2, the pressure bearing table 1 is connected with a flexible telescopic cylinder 6 which is sleeved outside the stand columns 4 through a plurality of clamping pieces, and a plurality of reverse adjusting pieces with the same structure are connected between the upper end of the flexible telescopic cylinder 6 and the pressure applying table 3; the reverse adjusting part comprises a pulley 7 which is rotatably connected to the mounting plate 2, a traction wire 8 is wound on the pulley 7, one end of the traction wire 8 is fixedly connected with the pressure applying table 3, and the other end of the traction wire is connected with the flexible telescopic cylinder 6; when the pressing platform 3 moves downwards, the upper end of the flexible telescopic cylinder 6 moves upwards; in this embodiment, four columns 4 are arranged in a ring shape.

In order to conveniently detach or mount the flexible telescopic cylinder 6, the adopted clamping piece comprises a lower clamping structure connected with the pressure bearing table 1 and an upper clamping structure connected with the flexible telescopic cylinder 6, the upper clamping structure is in clamping fit with the lower clamping structure, the lower clamping structure comprises a base 9 fixedly arranged on the pressure bearing table 1, a groove 10 is formed in the upper end of the base 9, a positioning groove and a sliding groove 11 are respectively formed in two oppositely-arranged side walls of the groove 10, the positioning groove and the sliding groove 11 are oppositely arranged, a locking block 12 is arranged in the sliding groove 11 in a sliding mode, a compression spring 13 is connected between one end, away from the positioning groove, of the locking block 12 and the inner wall of the sliding groove 11, the compression spring 13 enables one end of the locking block 12 to be embedded into the positioning groove, and the upper clamping structure is clamped and fixed through the; one end of the locking block 12, which is far away from the positioning groove, is also connected with a driving rod 14, and the driving rod 14 penetrates out of the side wall of the base 9 and freely slides; the upper clamping structure comprises a notch formed in the lower end of the flexible telescopic cylinder 6, and a locking rod 15 for closing the notch is arranged at the opening of the notch; the locking rod 15 is clamped into the groove 10 and is locked and fixed through the locking block 12, and the base 9 is embedded into the notch; the driving end of the locking rod 15 is in a boss shape, the middle part of the locking rod 15 is small in diameter, and the locking rod 15 and the locking block 12 are positioned when being in a locking state through the structure of the driving end of the locking rod 15; the end part of the locking block 12 is moved into the sliding groove 11 from the positioning groove through the arrangement of the driving rod 14, so that the locking rod 15 can be moved out of the groove 10, and the clamping piece is separated from the clamping state; in order to move the locking rod 15 into the groove 10 conveniently, the locking rod 12 is used for locking, the upper surface of the locking block 12 is designed to be an inclined surface, the locking rod 15 is enabled to be in sliding contact with the inclined surface of the locking block 12, the end part of the locking block 12 is moved out of the positioning groove, and the locking rod 15 slides into the groove 10 and is locked through the locking block 12; and the structural design of the locking block 12, the compression spring 13, the positioning groove and the sliding groove 11 also avoids the locking state of the locking rod 15 from falling off.

In order to move the testing machine conveniently, a plurality of adjustable roller 19 structures with the same structure are arranged on the pressure bearing table 1, in the embodiment, the pressure bearing table 1 is square, and the number of the adjustable roller 19 structures is four, and the four adjustable roller structures are respectively arranged at four corners of the pressure bearing table 1; the adjustable roller 19 structure comprises an installation through hole 16 arranged along the axial direction of the pressure-bearing table 1, a locking hole and a locking column 17 arranged from the outer side wall of the pressure-bearing table 1 to the inside of the pressure-bearing table, the installation through hole 16 and the locking hole are arranged in a cross shape, a roller 19 connecting rod 18 is arranged in the installation through hole 16 in a sliding manner, the bottom of the roller 19 connecting rod 18 is rotatably connected with a roller 19, an embedded through hole 20 is arranged in the middle of the roller 19 connecting rod 18 along the radial direction of the roller 19 connecting rod, when the embedded through hole 20 is aligned with the locking hole, the roller 19 penetrates out of the bottom of the pressure-bearing table 1, and the locking column 17 is inserted into the embedded through hole 20 and; the driving end of the locking column 17 and the upper end of the connecting rod 18 of the roller 19 are both in a boss shape, the diameters of the middle part of the locking column 17 and the middle part of the connecting rod 18 of the roller 19 are smaller, when the locking column 17 is inserted into the embedded through hole 20 and the locking hole to fix the connecting rod 18 of the roller 19, the driving end of the locking column 17 is just abutted against the outer side wall of the pressure bearing table 1, and the upper end of the connecting rod 18 of the roller 19 is abutted against the upper surface of the pressure bearing table 1 to position the pressure bearing table; when the pressure test of concrete test block is to be carried out, the locking column 17 is taken out from the locking hole, the roller 19 is accommodated in the mounting through hole 16, and the testing machine is in a stable state.

For better placing the concrete test block, the center of the upper surface of the pressure bearing table 1 is provided with a fixing groove 21, the concrete test block is placed in the fixing groove 21, and the concrete test block is prevented from shaking during pressure test.

The tester can be provided with a controller for controlling the running state of the tester, the controller is the prior art, the tester is not described in the scheme, and the tester is not drawn in the attached drawings.

During the use, place the concrete test block in fixed slot 21, start cylinder 5 can, 3 downstream of platform of exerting pressure carry out pressure test to the concrete test block, flexible telescopic cylinder 6 passes through the upper end rebound of 8 drive flexible telescopic cylinder 6 of pull wire, and flexible telescopic cylinder 6 expandes and forms a protection section of thick bamboo in the outside, avoids broken concrete test block to splash everywhere.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. An anti-splashing concrete compression testing machine comprises a pressure bearing table, a mounting plate and a pressure applying table, wherein the mounting plate is positioned above the pressure bearing table, the pressure bearing table is connected with the mounting plate through a plurality of stand columns, and an air cylinder for driving the pressure applying table to reciprocate between the pressure bearing table and the mounting plate is arranged on the mounting plate;

2. The splash-proof concrete pressure tester as claimed in claim 1, wherein: the clamping piece comprises a lower clamping structure connected with the pressure-bearing table and an upper clamping structure connected with the flexible telescopic cylinder, the upper clamping structure is clamped and matched with the lower clamping structure, the lower clamping structure comprises a base fixedly arranged on the pressure-bearing table, a groove is formed in the upper end of the base, a positioning groove and a sliding groove are respectively formed in two oppositely-arranged side walls of the groove, the positioning groove and the sliding groove are oppositely arranged, a locking block is arranged in the sliding groove in a sliding mode, a compression spring is connected between one end, away from the positioning groove, of the locking block and the inner wall of the sliding groove, one end of the locking block is embedded into the positioning groove through the compression spring, and the upper clamping structure is clamped and fixed; the one end that the constant head tank was kept away from to the latch segment still is connected with the actuating lever, and the actuating lever is worn out and freely slides from the lateral wall of base.

3. The splash-proof concrete pressure tester as claimed in claim 2, wherein: the upper clamping structure comprises a notch formed in the lower end of the flexible telescopic cylinder, and a locking rod for closing the notch is arranged at the opening of the notch; the locking rod is clamped into the groove and is locked and fixed through the locking block, and the base is embedded into the notch.

4. A splash-proof concrete pressure tester as claimed in claim 2 or 3, characterized in that: the upper surface of the locking block is an inclined plane.

5. A splash proof concrete compression tester as claimed in any one of claims 1 to 3, wherein: the bearing platform is provided with a plurality of adjustable roller structures with the same structure, each adjustable roller structure comprises a mounting through hole arranged along the axial direction of the bearing platform, a locking hole and a locking column arranged in the outer side wall of the bearing platform, the mounting through holes and the locking holes are arranged in a cross shape, roller connecting rods are arranged in the mounting through holes in a sliding mode, the bottoms of the roller connecting rods are rotatably connected with rollers, the middle parts of the roller connecting rods are provided with embedding through holes along the radial direction of the roller connecting rods, when the embedding through holes are aligned with the locking holes, the rollers are worn out from the bottom of the bearing platform, and the locking columns are inserted into the embedding through holes and the locking holes to fix the roller connecting rods.