CN210269547U - Anti-permeability instrument - Google Patents

Abstract

The utility model relates to an anti-permeability instrument, including the organism, fix the detection platform in organism top, fix the base on detecting the platform and can dismantle the examination mould of being connected with the base, examination mould include the chassis and with chassis body coupling's moulding-post, the base and be provided with the joint subassembly on the examination mould, the joint subassembly is including setting up the rotating member on chassis and base and being used for the setting element for examination mould and base location. The utility model discloses have the effect that improves examination mould dismouting convenience.

Description

Anti-permeability instrument

Technical Field

The utility model belongs to the technical field of concrete quality testing equipment's technique and specifically relates to an anti-permeability instrument is related to.

Background

Concrete is an artificial stone widely used in modern buildings, and for some building projects, such as hydraulic buildings, underground buildings and the like, the buildings are required to have special performance, namely, impermeability. The anti-permeability performance refers to the performance of a material used for a structure to resist water or other liquid (light oil and heavy oil) media permeating under the action of pressure.

The impermeability tester is mainly applied to impermeability tests of concrete and determination of impermeability labels. Meanwhile, the air permeability of the building material can be measured and the quality of the building material can be checked by using the air permeability tester, so that the air permeability tester is widely used in production, construction, design, teaching and research departments and the like. The impermeability instrument comprises a machine body, a detection table, a base and a test mold, wherein when the impermeability instrument is used, water is firstly injected into the base from the interior of the machine body so as to exhaust air in a system; then coating the side surface of the cured test piece with a molten sealing material (fire paint or sealing wax) according to the standard; heating the test mold to 40 ℃, then loading the test piece into the test mold, aligning the test mold with the loaded test piece and installing the test mold in a base on a detection table of the impermeability instrument, and uniformly screwing down screw caps on the test mold; and finally, opening the control valve, feeding water into the test body, measuring the time for the test body to be completely submerged by the water, wherein the time is the anti-permeability time of the test body, and calculating the anti-permeability performance parameters of the test body through a specific formula.

At present, chinese utility model patent that publication number is CN205246494U discloses a concrete anti-permeability apparatus, which comprises a bod, the organism on be provided with and examine test table, the test table top of examining be provided with a plurality of examination die holder, the examination die holder on be fixed with the examination mould that is used for installing the sample, tighten through a plurality of bolts between examination die holder and the examination mould, the examination mould is fixed in and constitutes the pressure chamber on the examination die holder.

The above prior art solutions have the following drawbacks: in the operation process of using the impermeability instrument to test the impermeability of concrete, the tester needs to repeatedly screw the bolts, and as the six groups of test molds need to be installed and disassembled one by one, the test process becomes complicated, and the test efficiency of the tester is greatly reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an anti-permeability instrument, it has the effect that improves examination mould dismouting convenience.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides an impervious appearance, includes the organism, fixes the platform of examining of organism top, fixes the base on examining the platform and can dismantle the examination mould of being connected with the base, the examination mould include the chassis and with chassis body coupling's moulding-post, the base and be provided with the joint subassembly on the examination mould, the joint subassembly is including setting up the rotating member on chassis and base and being used for the setting element for examination mould and base location.

Through adopting above-mentioned technical scheme, will try the mould to install on the base through the rotating member, rethread setting element is the examination mould location, when needs are dismantled the examination mould, moves aside the setting element earlier, reverse rotation again try the mould can, this kind of dismouting mode is compared in the mode that the bolt was screwed simple easy operation more, and the setting up of setting element has ensured the stability of being connected between examination mould and the base simultaneously.

The utility model discloses further set up to: the rotating part comprises a clamping block fixedly connected to the lower surface of the chassis, a first clamping groove arranged on the upper surface of the base and matched with the clamping block in an inserting mode, and a second clamping groove arranged on the side wall of the bottom of the first clamping groove and extending along the circumferential direction of the base, and the second clamping groove is matched with the clamping block in a clamping mode.

Through adopting above-mentioned technical scheme, insert the fixture block in first draw-in groove earlier, rotatory examination mould again for the fixture block is rotated to in the second draw-in groove, and with the cooperation of second draw-in groove joint, because the second draw-in groove is located the inside of base, behind the fixture block and the cooperation of second draw-in groove joint, blocked in the base, break away from with the base with this avoidance test mould.

The utility model discloses further set up to: the fixture block extends to the first magnet fixedly connected with one end inside the second clamping groove, and the inner wall of the second clamping groove is fixedly connected with a second magnet magnetically attracted with the first magnet.

Through adopting above-mentioned technical scheme, back in the second draw-in groove when the rotatory joint of fixture block, first magnet attracts each other with second magnet, closely laminates to the stability of fixture block joint in the second draw-in groove has been improved.

The utility model discloses further set up to: the setting element including offer on the examination mould lateral wall and along the spout of the direction of height distribution of examination mould, with spout sliding fit's locating lever, offer the upper surface on chassis and along the thickness direction of chassis with its first locating hole that runs through and offer the second locating hole at the upper surface of base and along the thickness direction extension of base.

Through adopting above-mentioned technical scheme, after examination mould and second draw-in groove joint cooperation, first locating hole is linked together with the second locating hole, and the locating lever slides along the spout and connects to its bottom in the second locating hole through first locating hole plug-in to this is examination mould location, thereby further improves the steadiness of being connected between examination mould and the base.

The utility model discloses further set up to: one end of the positioning rod, which is far away from the sliding groove, is integrally connected with an elastic expansion head which is matched with the first positioning hole and the second positioning hole in a clamping manner, and the width of the deep part of the second positioning hole is greater than that of the inlet of the second positioning hole.

By adopting the technical scheme, the expansion head has elasticity, when the positioning rod slides along the second positioning hole, the expansion head is extruded by the inner wall of the second positioning hole to deform, and when the expansion head slides to the deep part of the second positioning hole, the expansion head recovers to the original shape due to the enlarged inner space of the second positioning hole, so that the expansion head is clamped in the second positioning hole to be positioned as a test mold, and the connection stability of the test mold and the base is further improved; when the test mold is to be disassembled, the operator forcibly lifts the positioning rod to extrude the expansion head from the deep part of the second positioning hole, so that convenience in disassembling the test mold is ensured.

The utility model discloses further set up to: the spout and the tip of locating lever is provided with elastic component, elastic component is including seting up square groove on the locating lever terminal surface, one end and the fixed spring of the inner wall of square groove tank bottom, with the other end fixed connection of spring and along the circular block that square groove slided and set up on the inner wall of spout and with circular block joint complex circular groove.

Through adopting above-mentioned technical scheme, the locating lever slides along the spout, and the circular block is extruded to square groove by the inner wall of spout, and when circular block and circular groove align, the circular block is in the circular groove and with the cooperation of circular groove joint in the bullet of spring is stretched the effect down to for the locating lever location when not using the locating lever, avoid it to receive the influence of self gravity and the tenesmus, thereby avoid the rotatory installation effect of tenesmus locating lever influence examination mould and base.

The utility model discloses further set up to: the lower fixed surface on chassis is connected with and is located the sealing washer of rotating member inner circle, the upper surface of base seted up with sealing washer joint complex seal groove.

Through adopting above-mentioned technical scheme, because at the in-process of test concrete impermeability, need be with rivers from the inside pump sending of organism to examination mould, the setting of sealing washer is arranged in the gap between shutoff examination mould and the base, avoids rivers to flow out and influence the test of concrete impermeability from the gap.

The utility model discloses further set up to: the cross-sections of the sealing ring and the sealing groove are both T-shaped.

By adopting the technical scheme, the T-shaped design increases the path that water flows to the outside through the sealing ring, thereby improving the difficulty of water flow outward seepage and further improving the sealing effect of the sealing ring.

To sum up, the utility model discloses a beneficial technological effect does:

1. the test mold is disassembled and assembled through the clamping assembly, compared with a bolt screwing mode, the test mold is simpler and easier to operate, and the setting of the positioning piece ensures the stability of connection between the test mold and the base;

2. the fixture block is clamped on the base through the arrangement of the rotating piece, so that the separation of the test mold and the base is avoided;

3. the setting up of setting element has further improved the steadiness of being connected between examination mould and the base.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is a schematic cross-sectional view of the present embodiment;

fig. 3 is an exploded structure diagram of the test mold in this embodiment.

In the figure: 1. a body; 2. a detection table; 3. a base; 31. a sealing groove; 4. testing a mold; 41. a chassis; 411. a seal ring; 42. a mold pillar; 5. a clamping assembly; 51. a rotating member; 511. a clamping block; 5111. a first magnet; 512. a first card slot; 513. a second card slot; 5131. a second magnet; 52. a positioning member; 521. a chute; 522. positioning a rod; 5221. an expansion head; 523. a first positioning hole; 524. a second positioning hole; 6. an elastic component; 61. a square groove; 62. a spring; 63. a circular block; 64. a circular groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses an anti-permeability apparatus, including organism 1, examine test table 2 and base 3. The machine body 1 is placed on the ground, and a water injection device used for supplying water for detecting the concrete impermeability is arranged inside the machine body 1. The detection table 2 is of a rectangular plate-shaped structure and is fixedly arranged on the machine body 1. The base 3 is disc-shaped structure, has six, and six bases 3 are evenly fixed on the detection platform 2. The base 3 is detachably connected with a test mold 4, and the test mold 4 comprises a chassis 41 and a mold column 42. The bottom plate 41 is a circular ring structure integrally connected to the lower surface of the mold pillar 42 and detachably connected to the base 3. The mold column 42 is a hollow cylindrical structure, the upper and lower openings of the mold column are opened, and the concrete sample to be measured is filled in the mold column 42. The upper surface of the base 3 is provided with a water seepage hole which penetrates through the base 3 along the thickness direction of the base and is communicated with the inside of the machine body 1; the water seepage holes are distributed in the central area of the base 3 in a concentrated mode, and water flow of the water injection device seeps into the concrete sample to be tested in the test mold 4 through the water seepage holes. Referring to fig. 2, a sealing groove 31 is formed in the base 3, and the section of the sealing groove 31 is circular; the sealing groove 31 is located on the outer periphery of the water seepage hole and surrounds the water seepage hole. The lower surface of the chassis 41 is fixedly connected with a sealing ring 411, the section of the sealing ring 411 is in a T-ring shape, and the sealing ring is made of rubber and has good sealing performance; the sealing ring 411 is matched with the sealing groove 31 in a clamping manner and used for preventing clear water from overflowing from a gap between the base 3 and the test mold 4 to influence the upward seepage effect of the clear water, so that the overflowing clear water is prevented from influencing the test effect of the impermeability of the concrete; the T-shaped design increases the path that water flows to the outside through the sealing ring 411, thereby improving the difficulty of water flow outward seepage and further improving the sealing effect of the sealing ring 411.

Referring to fig. 1 and 2, the base 3 and the test mold 4 are provided with a clamping assembly 5, and the clamping assembly 5 includes a rotating member 51 and a positioning member 52. The rotary member 51 includes a latch 511, a first latch slot 512, and a second latch slot 513. The two fixture blocks 511 are in a circular sector structure and fixedly connected to the lower surface of the chassis 41, and the two fixture blocks 511 are arranged around the circumferential direction of the chassis 41; and the length of the latch 511 is slightly less than a quarter of the circumference of the bottom chassis 41. The first clamping groove 512 is formed in the upper surface of the base 3, the section of the first clamping groove 512 is a circular sector, and the length of the first clamping groove 512 is slightly smaller than one half of the circumference of the base 3; the first engaging groove 512 engages with the engaging block 511. The second clamping groove 513 is formed in the side wall of the bottom of the first clamping groove 512, the length of the second clamping groove 513 is half of that of the first clamping groove 512, and the second clamping groove 513 is located in the wall thickness of the base 3 and is not communicated with the outside; the second engaging groove 513 is engaged with the engaging block 511. The fixture block 511 is firstly inserted into the first clamping groove 512, and then the test mold 4 is rotated, so that the fixture block 511 is rotated into the second clamping groove 513 and is clamped and matched with the second clamping groove 513, and because the second clamping groove 513 is located inside the base 3, the fixture block 511 is clamped in the base 3 after being clamped and matched with the second clamping groove 513, thereby avoiding the separation of the test mold 4 and the base 3.

Referring to fig. 3, the end of the latch 511 is fixedly connected with a first magnet 5111, and the first magnet 5111 is located at an end of the latch 511 extending into the second latch slot 513 and has good magnetism. A second magnet 5131 is fixedly connected to the inner wall of the second slot 513, and the second magnet 5131 has good magnetism and attracts the first magnet 5111. When the clamping block 511 is rotatably clamped in the second clamping groove 513, the first magnet 5111 and the second magnet 5131 attract each other and are tightly attached to each other, so that the stability of the clamping block 511 clamped in the second clamping groove 513 is improved.

Referring to fig. 2, the positioning member 52 includes a sliding slot 521, a positioning rod 522, a first positioning hole 523, and a second positioning hole 524. The chutes 521 are symmetrically formed on the peripheral side wall of the mold pillar 41, and the length direction of the chutes 521 is identical to the height direction of the mold pillar 41. The positioning rods 522 are of L-shaped rod-shaped structures, and two positioning rods 522 are respectively in sliding fit with the two sliding grooves 521; the other end of the positioning rod 522 is fixedly connected with an expansion head 5221, the expansion head 5221 is made of an elastic material, is of a spherical structure, and the diameter of the expansion head is slightly larger than the width of the positioning rod 522. The first positioning hole 523 is formed in the upper surface of the chassis 41 and penetrates through the chassis 41 in the thickness direction of the chassis 41; the second positioning hole 524 is formed in the upper surface of the base 3 and extends into the base 3 along the thickness direction of the base 3; the second locating hole 524 has a greater width deep than at its entrance. As shown in fig. 2, when the fixture block 511 extends into the second fixture groove 513, the first positioning hole 523 rotates to a position communicated with the second positioning hole 524 along with the test mold 4, the positioning rod 522 slides along the sliding groove 521, so that the expansion head 5221 slides into the second positioning hole 524 through the first positioning hole 523, because the expansion head 5221 has elasticity, when the positioning rod 522 slides along the second positioning hole 524, the expansion head 5221 is extruded by the inner wall of the second positioning hole 524 to be deformed, and when the expansion head 5221 slides to the deep position of the second positioning hole 524, the expansion head 5221 restores to the original shape due to the enlarged inner space of the second positioning hole 524, so that the expansion head 5221 is clamped into the second positioning hole 524 to position the test mold 4, thereby further improving the stability of the connection between the test mold 4 and the base 3; when the test mold 4 is to be detached, the operator only needs to lift the positioning rod 522 by force to extrude the expansion head 5221 from the depth of the second positioning hole 524, so as to ensure the convenience in detaching the test mold 4.

Referring to fig. 2, the sliding slot 521 and the positioning rod 522 are provided with an elastic assembly 6, and the elastic assembly 6 includes a square groove 61, a spring 62, a circular block 63, and a circular groove 64. The square groove 61 is formed in the end surface of the positioning rod 522 near one end of the sliding groove 521, and the length direction of the square groove 61 is identical to the length direction of the positioning rod 522. One end of the spring 62 is fixedly connected with the inner wall of the bottom of the square groove 61, and the other end is fixed with the circular end face of the circular block 63. The round block 63 is a hemispherical structure and comprises a round surface and a spherical surface; the circular block 63 is slidably engaged with the square groove 61. The circular groove 64 is formed on the inner wall of the sliding groove 521, has a semicircular cross section, and is engaged with the circular block 63. The locating lever 522 slides along the slide groove 521, the round block 63 is extruded to the square groove 61 by the inner wall of the slide groove 521, when the round block 63 is aligned with the round groove 64, the round block 63 is sprung into the round groove 64 under the elastic stretching action of the spring 62 and is clamped and matched with the round groove 64, so that the locating lever 522 is located when the locating lever 522 is not used, the falling caused by the influence of the gravity is avoided, and the rotating installation effect of the test mold 4 and the base 3 is avoided being influenced by the falling locating lever 522.

The implementation principle of the embodiment is as follows: install examination mould 4 on base 3 through rotating member 51, rethread setting element 52 is the location of examination mould 4, when needs are dismantled examination mould 4, moves aside setting element 52 earlier, reverse rotation examination mould 4 again can, this kind of dismouting mode is compared in the mode that the bolt was screwed simple easy operation more, and setting up of setting element 52 has ensured the stability of being connected between examination mould 4 and the base 3 simultaneously.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides an impervious appearance, includes organism (1), fixes examining test table (2) in organism (1) top, fixes base (3) on examining test table (2) and can dismantle examination mould (4) of being connected with base (3), its characterized in that: examination mould (4) including chassis (41) and with chassis (41) body coupling's mould post (42), base (3) and be provided with joint subassembly (5) on examination mould (4), joint subassembly (5) are including setting up rotating member (51) on chassis (41) and base (3) and being used for setting a position (52) for examination mould (4) and base (3) location.

2. The impermeability instrument according to claim 1, wherein: the rotating piece (51) comprises a clamping block (511) fixedly connected to the lower surface of the chassis (41), a first clamping groove (512) formed in the upper surface of the base (3) and matched with the clamping block (511) in an inserting mode, and a second clamping groove (513) formed in the side wall of the bottom of the first clamping groove (512) and extending in the circumferential direction of the base (3), and the second clamping groove (513) is matched with the clamping block (511) in a clamping mode.

3. The impermeability instrument according to claim 2, wherein: one end of the clamping block (511) extending into the second clamping groove (513) is fixedly connected with a first magnet (5111), and the inner wall of the second clamping groove (513) is fixedly connected with a second magnet (5131) which is magnetically attracted to the first magnet (5111).

4. The impermeability instrument according to claim 1, wherein: the positioning piece (52) comprises a sliding groove (521) which is formed in the side wall of the test mold (4) and distributed along the height direction of the test mold (4), a positioning rod (522) which is matched with the sliding groove (521) in a sliding mode, a first positioning hole (523) which is formed in the upper surface of the chassis (41) and penetrates through the chassis (41) along the thickness direction of the chassis (41), and a second positioning hole (524) which is formed in the upper surface of the base (3) and extends along the thickness direction of the base (3).

5. The impermeability instrument according to claim 4, wherein: one end, far away from the sliding groove (521), of the positioning rod (522) is integrally connected with an elastic expansion head (5221) in clamping fit with the first positioning hole (523) and the second positioning hole (524), and the width of the deep part of the second positioning hole (524) is larger than that of the inlet of the second positioning hole.

6. The impermeability instrument according to claim 4, wherein: the utility model discloses a positioning rod, including spout (521) and the tip of locating lever (522) is provided with elastic component (6), elastic component (6) are including seting up square groove (61) on locating lever (522) terminal surface, spring (62) that one end and the inner wall of square groove (61) tank bottom are fixed, round piece (63) and set up on the inner wall of spout (521) and with round piece (63) joint complex round groove (64) with the other end fixed connection of spring (62) and slide along square groove (61).

7. The impermeability instrument according to claim 1, wherein: the lower surface fixedly connected with in chassis (41) is located sealing washer (411) of rotating member (51) inner circle, the upper surface of base (3) seted up with sealing washer (411) joint complex seal groove (31).

8. The impermeability instrument according to claim 7, wherein: the cross sections of the sealing ring (411) and the sealing groove (31) are both T-shaped.

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