CN210791408U

CN210791408U - Separated concrete impermeability test mold

Info

Publication number: CN210791408U
Application number: CN201921473660.6U
Authority: CN
Inventors: 林金森; 许晓莉; 陈哲明
Original assignee: Fujian Huacheng Road And Bridge Engineering Co ltd
Current assignee: Fujian Huacheng Road And Bridge Engineering Co ltd
Priority date: 2019-09-05
Filing date: 2019-09-05
Publication date: 2020-06-19
Anticipated expiration: 2029-09-05

Abstract

The utility model discloses a disconnect-type concrete impervious examination mould relates to mould technical field. The technical key points comprise that: the inner mold comprises a first half mold and a second half mold, the first half mold comprises a first mold frame and a first mold bottom, the second half mold comprises a second mold frame and a second mold bottom, the first half mold and the second half mold enclose an inner cavity, and an elastic part is arranged on the inner wall of the outer mold frame; the end surface of the first half die facing the second half die is provided with a positioning groove and a groove, and the end surface of the second half die facing the first half die is provided with a positioning bulge and a rubber sealing strip which are respectively matched with the positioning groove and the groove; a threaded bolt handle is connected to the outer mold frame in a threaded manner; the threaded bolt handle is Z-shaped, and an elastic rubber sleeve is arranged at one end close to the outer wall of the inner mold frame; the outer surface of the outer die frame and the die bottom are respectively provided with a handle and a demoulding handle. The utility model has the advantages of improve staff work efficiency, the device leakproofness is better.

Description

Separated concrete impermeability test mold

Technical Field

The utility model relates to the technical field of moulds, more specifically say, it relates to a disconnect-type concrete impermeability test mould.

Background

The requirements for building materials are different under different environmental conditions, some materials with higher impermeability requirements need to use impermeable concrete, the concrete impermeability test mold is used as one of tools for testing the performance of the concrete, and the rapid mold filling and the demolding without damaging test blocks are two key factors for testing the quality of the test mold.

Chinese patent publication No. CN202710368U discloses an impervious concrete test mold, which discloses a concrete impervious test apparatus comprising a chassis and a side mold, wherein a platform is formed on the chassis, and the lower end of the side mold closely surrounds the side surface of the platform and is detachably fixed on the chassis by bolts, wherein the side mold is formed by detachably butting at least two parts in the horizontal direction.

The above prior art solutions have the following drawbacks: the connection between the side forms and with the chassis is fixed through the bolts, and the problem that the bolts need to be disassembled one by one when the test molds are disassembled and assembled is inconvenient, long time is consumed, and the efficiency is low, so that improvement is needed.

SUMMERY OF THE UTILITY MODEL

To current technical problem, the utility model aims to provide a disconnect-type concrete impermeability test mould has the advantage that improves staff work efficiency.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a separated concrete impermeability test die comprises an inner die and an outer die frame, wherein the inner die comprises a first half die and a second half die, the first half die and the second half die are enclosed to form an inner cavity, and a plurality of elastic pieces which are circumferentially arranged on the inner wall of the outer die frame at equal intervals and matched with the outer wall of the inner die are arranged on the inner wall of the outer die frame; the first half mould comprises a first mould bottom which is horizontally placed and arranged in a semicircular plate shape and a first mould frame which is coaxially and vertically arranged above the first mould bottom and arranged in a semicircular ring shape, and the second half mould comprises a second mould frame and a second mould bottom which are oppositely arranged with the first half mould and matched with the first half mould.

By adopting the technical scheme, the first half mould and the second half mould enclose to form an inner cavity so as to provide a forming space of the impervious concrete test block; the inner mold is separated into a first half mold and a second half mold which are connected to facilitate the demolding and taking out of the impervious concrete test block; the outer mold frame is arranged outside the inner mold, and the elastic piece is arranged between the inner wall of the outer mold frame and the outer wall of the inner mold, so that the inner mold is conveniently and quickly assembled by testing the mold and locked by matching the outer mold frame.

The utility model discloses further set up to: the end surface of the first half die facing the second half die is provided with a plurality of positioning grooves, and the end surface of the second half die facing the first half die is provided with a plurality of positioning bulges respectively matched with the positioning grooves.

By adopting the technical scheme, the positioning grooves and the matched positioning bulges are arranged on the two end faces of the first half die and the second half die so as to realize more accurate positioning butt joint between the first die body and the second die body.

The utility model discloses further set up to: the end face of the first half die facing the second half die is provided with a groove which is shaped like Contraband and is arranged along the inner wall of the first half die and the upper surface of the bottom of the first half die, and the end face of the second half die facing the first half die is provided with a rubber sealing strip matched with the groove.

By adopting the technical scheme, the rubber sealing strip which is matched with the groove arranged on the end surface of the second half die facing the first half die is arranged on the end surface of the first half die facing the second half die, and the rubber sealing strip is embedded into the groove to fill the gap to form a sealed state when the first half die is in butt joint with the second half die, so that the joint between the first die body and the second die body is closed more tightly.

The utility model discloses further set up to: the elastic pieces are arc elastic metal sheets with lower ends connected with the inner wall of the outer mold frame, when the outer mold frame is installed on the inner mold, one surface, far away from the inner wall of the outer mold frame, of each elastic piece is abutted to the outer wall of the inner mold, and the elastic pieces are stressed to bend upwards.

By adopting the technical scheme, the elastic piece is arranged into the upward arc-shaped elastic metal sheet, when the outer die frame is sleeved downwards on the inner die frame, one surface of the elastic piece, which is far away from the inner wall of the outer die frame, is abutted against the outer wall of the inner die, so that the elastic piece exerts a reaction force on the inner die and the elastic force of the elastic piece after being deformed under pressure, thereby realizing the effect of fastening the inner die frame; the elastic pieces arranged at equal intervals enable all parts of the die frame to be stressed uniformly.

The utility model discloses further set up to: the outer die frame is in threaded connection with a plurality of thread bolt handles which are arranged at equal intervals in the circumferential direction of the axis of the outer die frame, each thread bolt handle is arranged along the radial direction of the outer die frame, and one end of each thread bolt handle extending into the inner wall of the outer die frame is abutted to the outer wall of the inner die.

Through adopting above-mentioned technical scheme, under the effect that the screw bolt inwards screwed, the screw bolt inwards extrudees interior framed to the one end that is close to the centre form outer wall, realizes the secondary fastening to interior framed.

The utility model discloses further set up to: the shape of the threaded bolt handle is cylindrical Z-shaped.

Through adopting above-mentioned technical scheme, through setting the shape of tieing the screw thread to cylinder "Z" font, make things convenient for operating personnel to rotate the tieing of screw thread when loading and unloading examination mould.

The utility model discloses further set up to: an elastic rubber sleeve is arranged at one end of the threaded bolt handle close to the outer wall of the inner die.

Through adopting above-mentioned technical scheme, the elastic rubber cover that sets up in the screw bolt is close to one of centre form outer wall and serves can slow down the screw bolt and to the damage to centre form frame outer wall, the outer wall of further better protection centre form frame.

The utility model discloses further set up to: two handles are arranged on the outer wall of the outer mold frame, and the two handles are symmetrically arranged by taking the axis of the outer mold frame as a central line.

By adopting the technical scheme, the two symmetrical handles are arranged on the outer wall of the outer die frame, so that a worker can hold an object to operate more conveniently and comfortably during demolding and die filling; the surface of the handle is further smooth and curved, so that the worker feels more comfortable during operation.

The utility model discloses further set up to: and demolding handles are arranged on the upper surfaces of the first mold bottom and the second mold bottom.

By adopting the technical scheme, the demolding handles are arranged on the upper surfaces of the first mold bottom and the second mold bottom, so that a worker can release the first mold half and the second mold half more stably and easily by holding an object when horizontally demolding.

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

(1) the inner die is formed by connecting the first half die with the second half die, and the outer die frame is sleeved outside the inner die, so that the anti-permeability concrete test block can be conveniently demoulded, the damage to the module is not easily caused, and the working efficiency of workers is improved;

(2) the elastic piece and the plurality of threaded bolt handles which are arranged on the outer die frame in an annular and equidistant manner in the circumferential direction of the outer die frame are arranged on the inner wall of the outer die frame, so that the function of dual fastening of the inner die is realized;

(3) the end face of the first half die is provided with a positioning groove, the end face of the second half die is provided with a positioning bulge matched with the positioning groove, the end face of the first half die facing the second half die is provided with a groove shaped like 'Contraband', and the end face of the second half die facing the first half die is provided with a rubber sealing strip matched with the groove, so that accurate positioning and tighter sealing effect between the first half die and the second half die are realized;

(4) the handles are arranged on the outer wall of the outer mold frame and the upper surface of the mold bottom, so that the worker can more conveniently and easily perform demolding operation.

Drawings

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

FIG. 2 is a schematic view of a first mold half structure of the present embodiment;

FIG. 3 is an enlarged view of a first mold half section A of this embodiment;

FIG. 4 is a schematic view of a second mold half according to the present embodiment;

fig. 5 is an enlarged view of the second mold half section B of this embodiment.

Reference numerals: 1. an inner mold; 2. an outer mold frame; 3. an inner cavity; 4. a first mold half; 41. a first mold frame; 42. a first mold bottom; 5. a second mold half; 51. a second mold frame; 52. a second mold bottom; 6. an elastic member; 7. a positioning groove; 8. positioning the projection; 9. a groove; 10. a rubber seal strip; 11. a threaded bolt handle; 12. an elastic rubber sleeve; 13. a handle; 14. and (5) demolding the handle.

Detailed Description

The utility model provides a disconnect-type concrete impermeability test mould.

The present invention will be described in detail with reference to the accompanying drawings and examples, but the embodiments of the present invention are not limited thereto. It should be noted that the designations "first" and "second" in the present invention are only used for distinguishing the structures, and do not represent the order of sequence.

A separated concrete anti-permeability test die is shown in figure 1 and comprises an inner die 1 and an outer die frame 2, wherein the inner die 1 comprises a first half die 4 and a second half die 5, the first half die 4 comprises a first die bottom 42 which is horizontally arranged and is in a semicircular plate shape, and a first die frame 41 which is coaxially and vertically arranged above the first die bottom 42 and is in a semicircular annular shape, the second half die 5 comprises a second die frame 51 and a second die bottom 52 which are oppositely arranged and matched with the first half die 4, the first half die 4 and the second half die 5 are oppositely butted and enclosed to form an inner cavity 3 for providing an anti-permeability concrete forming space, and a plurality of elastic pieces 6 which are arranged on the inner wall of the outer die frame 2 in a circumferential equidistant mode and matched with the outer wall of the inner die 1 to strengthen the inner die 1 are arranged on the inner wall of the outer die frame 2.

The outer die frame 2 is arranged on the periphery of the inner die 1 in parallel, the outer die frame 2 is a cylindrical thin-walled cylinder, a plurality of elastic pieces 6 which are circumferentially and equidistantly distributed around the inner wall of the outer die frame 2 are arranged between the inner wall of the outer die frame 2 and the inner die 1, each elastic piece 6 is an arc elastic metal sheet of which the lower end is connected with the inner wall of the outer die frame 2, when the outer die frame 2 is installed outside the inner die 1, the surface, facing the opening of each elastic piece 6, is upward, one surface, away from the inner wall of the outer die frame 2, of each elastic piece 6 is abutted against the outer wall of the inner die 1, and after the elastic pieces 6 are bent upwards under the action of force, a reaction force is applied to the inner; the outer die frame 2 is in threaded connection with a plurality of threaded bolt handles 11 which are arranged around the axis of the outer die frame 2 at equal intervals in the circumferential direction, and when the threaded bolt handles 11 are screwed inwards, one end of each threaded bolt handle 11 penetrating through the outer die frame 2 is abutted against the outer wall of the inner die 1 so as to achieve the effect of secondary fastening of the inner die 1; furthermore, the threaded bolt handle 11 is cylindrical and Z-shaped, so that the threaded bolt handle is lighter and more convenient for workers to screw; furthermore, an elastic rubber sleeve 12 is arranged at one end of the threaded bolt handle 11 close to the outer wall of the inner die 1 to reduce the damage of one end of the threaded bolt handle 11 to the outer wall of the inner die 1; further, two symmetrical handles 13 are provided on the outer wall of the outer mold frame 2 for facilitating the installation of workers and the demolding operation.

Referring to fig. 2 and 3, a plurality of positioning grooves 7 are formed on the end surface of the first mold half 4 facing the second mold half 5, and a groove 9 which is shaped like "Contraband" and is arranged along the inner wall of the first mold half 4 and the upper surface of the first mold bottom 42 is formed on the end surface of the first mold half 4 facing the second mold half 5; referring to fig. 4 and 5, a plurality of positioning protrusions 8 respectively matched with the positioning grooves 7 are arranged on the end surface of the second half mold 5 facing the first half mold 4, and a rubber sealing strip 10 matched with the groove 9 is arranged on the end surface of the second half mold 5 facing the first half mold 4; the upper surfaces of the first mold bottom 42 and the second mold bottom 52 are provided with the demolding handle 14, so that a worker can conveniently hold the demolding handle 14 to horizontally pull the first mold half 4 and the second mold half 5 outwards during demolding operation.

When the first half die 4 and the second half die 5 are installed in a butt joint mode, the positioning protrusions 8 are embedded into the positioning grooves 7 so that accurate positioning butt joint between the first half die 4 and the second half die 5 can be achieved, the first half die 4 and the second half die 5 are installed and butted, meanwhile, the rubber sealing strips 10 are also embedded into the grooves 9, and gaps connected between the first half die 4 and the second half die 5 are filled to form a sealed butt joint state.

The working process of the utility model is as follows: under the condition that all the test mold assemblies are prepared, the first half mold 4 and the second half mold 5 are firstly positioned and accurately combined, the upward surface of the elastic part 6 of the outer mold frame 2 is taken out, the inner mold 1 is sleeved upwards and downwards, the threaded bolt 11 is then rotated inwards one by one, locked and fixed, impervious concrete can be added into the inner cavity 3 and uniformly smashed, after drying is finished, the threaded bolt is unscrewed, the outer mold frame 2 is taken out, and the first half mold 4 and the second half mold 5 are taken out in the opposite direction, and then impervious concrete test blocks are taken out.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a disconnect-type concrete impermeability test mould which characterized in that: the inner die comprises an inner die (1) and an outer die frame (2), wherein the inner die (1) comprises a first half die (4) and a second half die (5), the first half die (4) and the second half die (5) are enclosed to form an inner cavity (3), and a plurality of elastic pieces (6) which are arranged on the inner wall of the outer die frame (2) in a circumferential and equidistant manner around the axis of the outer die frame (2) and are matched with the outer wall of the inner die (1) are arranged on the inner wall of the outer die frame (2); the first half mould (4) comprises a first mould bottom (42) which is horizontally arranged and arranged in a semicircular plate shape and a first mould frame (41) which is coaxially and vertically arranged above the first mould bottom (42) and arranged in a semicircular ring shape, and the second half mould (5) comprises a second mould frame (51) and a second mould bottom (52) which are oppositely arranged with the first half mould (4) and matched with the first half mould.

2. The split concrete impermeability test mold of claim 1, wherein: the end face, facing the second half die (5), of the first half die (4) is provided with a plurality of positioning grooves (7), and the end face, facing the first half die (4), of the second half die (5) is provided with a plurality of positioning protrusions (8) which are respectively matched with the positioning grooves (7).

3. The split concrete impermeability test mold of claim 1, wherein: the end face, facing the second half mould (5), of the first half mould (4) is provided with a groove (9) which is shaped like Contraband and is arranged along the inner wall of the first half mould (4) and the upper surface of the first mould bottom (42), and the end face, facing the first half mould (4), of the second half mould (5) is provided with a rubber sealing strip (10) matched with the groove (9).

4. The split concrete impermeability test mold of claim 1, wherein: each elastic component (6) is an arc elastic metal sheet with the lower end connected with the inner wall of the outer mold frame (2), when the outer mold frame (2) is installed on the inner mold (1), one surface of the elastic component (6) far away from the inner wall of the outer mold frame (2) is abutted against the outer wall of the inner mold (1), and the elastic component (6) is stressed to bend upwards to deform.

5. The split concrete impermeability test mold of claim 1, wherein: the outer die frame (2) is connected with a plurality of thread bolt handles (11) which are arranged in the axial direction of the outer die frame (2) in a circumferential and equidistant mode, each thread bolt handle (11) is arranged along the radial direction of the outer die frame (2), and one end, extending into the inner wall of the outer die frame (2), of each thread bolt handle (11) is abutted to the outer wall of the inner die (1).

6. The split concrete impermeability test mold of claim 5, wherein: the threaded bolt handle (11) is cylindrical and Z-shaped.

7. The split concrete impermeability test mold of claim 5, wherein: an elastic rubber sleeve (12) is arranged at one end of the threaded bolt handle (11) close to the outer wall of the frame of the inner die (1).

8. The split concrete impermeability test mold of claim 1, wherein: the outer wall of the outer mold frame (2) is provided with two handles (13), and the two handles (13) are symmetrically arranged by taking the axis of the outer mold frame (2) as a central line.

9. The split concrete impermeability test mold of claim 1, wherein: the upper surfaces of the first die bottom (42) and the second die bottom (52) are provided with demolding handles (14).