CN211978638U

CN211978638U - Concrete durability test loading device

Info

Publication number: CN211978638U
Application number: CN202020591587.9U
Authority: CN
Inventors: 蔡荣
Original assignee: Guangxi University of Finance and Economics
Current assignee: Guangxi University of Finance and Economics
Priority date: 2020-04-20
Filing date: 2020-04-20
Publication date: 2020-11-20
Anticipated expiration: 2030-04-20

Abstract

The utility model discloses a concrete durability test loading device relates to durability and measures technical field. This durability test loading device, there is the round flap at the positive surface one side top of glass cover through threaded connection, and one side that the round flap was kept away from to the glass cover is welded with the gas pocket, and the positive surface upper portion of glass cover is glued and is had the handle, and the right side welding of glass cover has the sleeve area, and the top welding of the inside bottom plate of support has the spring. This durability test loading device can test the crushing resistance and the permeability of concrete piece, convenient and fast, save time, the overall process of concrete piece reaction when watching the durability of measuring the concrete piece through its glass cover makes its durability test record more detailed, and inside adopts the support, and the outside is the glass cover, and it is light to take, conveniently carries, and the welding of supporter bottom has the spring, and the support outside is carved with the scale, and the audio-visual understanding of person of facilitating the use is by the weight of test concrete piece.

Description

Concrete durability test loading device

Technical Field

The utility model relates to a durability measures technical field, specifically is a concrete durability test loading device.

Background

Concrete needs to resist various damaging factors during use. The durability of the concrete determines the service life of the concrete engineering. It is an important property of concrete and has been highly appreciated by people for a long time. The durability of concrete includes impermeability to water and freezing resistance, etc. Impermeability refers to the ability of concrete to resist the penetration of pressurized water without being damaged, and frost resistance refers to the ability of concrete to severely reduce strength after multiple freeze-thaw cycles in a saturated state.

The traditional concrete durability test loading device is generally stored in a laboratory, and the device is large in size, high in price, not easy to carry and difficult to popularize, so that the concrete durability test loading device cannot be used in all concrete projects, a tester needs time to come and go to the laboratory for testing, the testing is difficult to detect, bean curd residue projects occur, a receiver of the projects is enabled to be quite perusal, and meanwhile, the life and property safety of people cannot be guaranteed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a concrete durability test loading device can test the crushing resistance and the permeability of concrete piece, convenient and fast, and the overall process of concrete piece reaction when its glass cover of save time, accessible was watched and is measured the durability of concrete piece makes its durability test record more detailed.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a concrete durability test loading device, includes glass cover and support, there is the round flap at positive surface one side top of glass cover through threaded connection, one side welding that the round flap was kept away from to the glass cover has the gas pocket, the positive surface upper portion of glass cover is spliced and is had the handle, the right side welding of glass cover has the sleeve area, the inside cover in sleeve area is equipped with the vacuum pump bowl, the top welding of the inside bottom plate of support has the spring, the other end welding of spring has puts the thing platform.

In order to install fixedly the position of spring, conduct the utility model relates to a concrete durability test loading device is preferred, one side welding of spring is in the bottom of putting the thing platform, and the opposite side welding of spring is at the top of the inside bottom plate of support.

In order to make the support cover establish in the glass cover, conduct the utility model relates to a concrete durability test loading device is preferred, the inner wall length of glass cover and the length phase-match of support surface, the inner wall width of glass cover and the width phase-match of support surface.

In order to make the inside airtight environment that forms of support, conduct the utility model relates to a concrete durability test loading device is preferred, glass cover inner wall bottom splices all around has the rubber strip.

For the convenience of the user knows the weight of the concrete piece of being tested, as the utility model relates to a concrete durability test loading device is preferred, the scale has been seted up to support surface one side.

The utility model provides a concrete durability test loading device. The method has the following beneficial effects:

(1) this durability test loading device can test the crushing resistance and the permeability of concrete piece, convenient and fast, save time.

(2) The durability test loading device can watch the whole reaction process of the concrete block when the durability of the concrete block is measured through the glass cover, so that the durability test record is more detailed.

(3) This durability test loading device, inside support that adopts, the outside is the glass cover, and it is light to take, conveniently carries.

(4) This durability test loading device, the welding of supporter bottom has the spring, and the support outside is carved with the scale, and the audio-visual understanding of person of facilitating the use is by the weight of test concrete piece.

Drawings

Fig. 1 is a front perspective view of the present invention;

FIG. 2 is a front view of the glass cover of the present invention;

fig. 3 is a front view of the bracket of the present invention.

In the figure: 1. a glass cover; 2. a support; 3. a spring; 4. a placing table; 5. a handle; 6. a round opening cover; 7. air holes; 8. a cartridge belt; 9. and a vacuum pumping cylinder.

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.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a concrete durability test loading device, including glass cover 1 and support 2, there is round flap 6 at positive surface one side top of glass cover 1 through threaded connection, one side welding that round flap 6 was kept away from to glass cover 1 has gas pocket 7, the gluey handle that has connect on the positive surface upper portion of glass cover, the right side welding of glass cover 1 has cartridge area 8, the inside cover of cartridge area 8 is equipped with vacuum pump bowl 9, the top welding of the inside bottom plate of support 2 has spring 3, the other end welding of spring 3 has puts thing platform 4.

In this embodiment: the concrete block to be tested is placed on the object placing table 4, at the moment, the concrete block to be tested is contracted due to the self weight of the concrete block, meanwhile, the object placing table 4 sinks due to the weight of the concrete block, the object placing table 4 is waited to be stable, the weight of the concrete block to be tested is read through the scale on one side of the support 2, after the reading is carried out, the handle 5 on the front surface of the glass cover 1 is held by hands, the glass cover 1 is sleeved on the support 2, at the moment, the rubber strip at the opening of the glass cover 1 is attached to and adsorbed by the corresponding support 1, the concrete endurance test loading device forms a closed environment, then the round opening cover 6 is opened, liquid nitrogen is poured inwards through the round opening, at the moment, the round opening cover 6 is screwed down to form a cold air environment in the device, and the frost resistance of the.

Specifically, the four corners of the object placing table 4 are all slidably embedded in the four sides of the support 2, the length of the object placing table 4 is matched with the length of the inner wall of the support 2, and the width of the object placing table 4 is matched with the width of the inner wall of the support 2.

In this embodiment: the concrete block to be tested is placed on the placing table 4 of the bracket 1, and the spring 3 of the concrete block to be tested is contracted due to the self weight.

Specifically, the outer surface of one side of the support 2 is provided with scales, and the inner surface of the support 2 is coated with an antirust coating.

In this embodiment: wait to put thing platform 4 stable, the weight of the concrete piece of this test is read to the scale of rethread support 2 one side.

Specifically, the length of the inner wall of the glass cover 1 is matched with the length of the outer surface of the support 2, the width of the inner wall of the glass cover 1 is matched with the width of the outer surface of the support 2, and the outer surface of the support 2 is sleeved with the glass cover 1.

In this embodiment: the glass cover 1 is sleeved on the support 2 by holding the handle 5 on the front surface of the glass cover 1, and at the moment, the rubber strip at the opening of the glass cover 1 is closely attached to and adsorbed by the corresponding support 1.

Specifically, rubber sealing strips are glued around the bottom of the inner wall of the glass cover 1.

Specifically, the outer surface of the air hole 7 is in threaded connection with a sealing cover.

In this embodiment: the sealing cover outside the air hole 7 is unscrewed, and the air exhaust port of the vacuum air exhaust tube 9 is inserted into the air hole 7.

When in use, a concrete block to be tested is firstly placed on the object placing table 4 of the bracket 1, the tested concrete block causes the spring 3 to contract due to the self weight, meanwhile, the object placing table 4 sinks due to the weight of the concrete block, the object placing table 4 is waited to be stable, the weight of the tested concrete block is read through the scale on one side of the bracket 2, after the weight is read, the handle 5 on the front surface of the glass cover 1 is held by hands to sleeve the glass cover 1 on the bracket 2, the rubber strip at the opening of the glass cover 1 is closely attached to the corresponding bracket 1, so that the concrete endurance test loading device forms a closed environment, then the round opening cover 6 is opened, liquid nitrogen is poured inwards through the round opening, the round opening cover 6 is screwed to form a cold air environment in the device, the frost resistance of the concrete block is measured, the round opening cover 6 can be unscrewed after the test is finished, cold air is discharged, if the handle 5 is held again to take the glass cover 1 up, if the impermeability of the concrete block is tested, the glass cover 1 is closed through the same operation mode, the round opening cover 9 is unscrewed again, then water is injected inwards, the required injection amount of water is confirmed by observing the scales on the bracket 2, then the vacuum suction cylinder 9 hung on the clamping cylinder belt 8 is taken out, the sealing cover on the outer side of the air hole 7 is unscrewed, the air suction port of the vacuum suction cylinder 9 is inserted into the air hole 7, then the vacuum suction cylinder 9 is operated to suck air out from the concrete durability test loading device, so that water pressure is generated in the concrete durability test loading device, at the moment, the condition of the concrete block can be observed through the glass cover 1, the record is made, and the equipment is wiped to be used next time after the operation is finished.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a concrete durability test loading device, includes glass cover (1) and support (2), its characterized in that: the glass cover is characterized in that the top of one side of the front surface of the glass cover (1) is connected with a round opening cover (6) through threads, one side of the glass cover (1) far away from the round opening cover (6) is welded with an air hole (7), the upper portion of the front surface of the glass cover (1) is glued with a handle (5), the right side of the glass cover (1) is welded with a clamping tube belt (8), the inside sleeve of the clamping tube belt (8) is provided with a vacuum pumping tube (9), the top of the inner bottom plate of the support (2) is welded with a spring (3), and the other end of the spring (3) is welded with an object placing table.

2. The concrete durability test loading device of claim 1, wherein: the four corners of the object placing table (4) are all slidably embedded into four sides of the inner portion of the support (2), the length of the object placing table (4) is matched with the length of the inner wall of the support (2), and the width of the object placing table (4) is matched with the width of the inner wall of the support (2).

3. The concrete durability test loading device of claim 1, wherein: the scale is arranged on the outer surface of one side of the support (2), and the antirust coating is coated on the inner surface of the support (2).

4. The concrete durability test loading device of claim 1, wherein: the inner wall length of glass cover (1) and the length phase-match of support (2) surface, the inner wall width of glass cover (1) and the width phase-match of support (2) surface, the surface at support (2) is established to glass cover (1) cover.

5. The concrete durability test loading device of claim 1, wherein: and rubber sealing strips are glued around the bottom of the inner wall of the glass cover (1).

6. The concrete durability test loading device of claim 1, wherein: the outer surface of the air hole (7) is in threaded connection with a sealing cover.