CN206146702U - Closely knit concrete specimen's test instrument - Google Patents

Abstract

The utility model provides a closely knit concrete specimen's test instrument, try the mould device including columniform base and the mortar that is located the base top, mortar examination mould device includes the mount table in the base, the apparatus further comprises a rotating shaft, the clamping cap, try framed and controller, a plurality of spring coupling are passed through on the upper surface of base in the bottom of mount table, all springs are circumference around the center of base and evenly arrange, rectangular mounting groove has been seted up to the mount table upper surface, the last border of mounting groove is stepped structure, the motor is installed to the bottom of mounting groove, the main shaft level of motor sets up, it is equipped with main belt pulley to fix on the main shaft of motor, the pivot is rotated and is connected on the mount table, the central line of pivot sets up along left right direction level, the utility model discloses it is little to produce the noise when convenient operation, simple, the experimental preparation of the drawing of patterns.

Description

A kind of tester of air-free concrete sample

Technical field

This utility model belongs to Architectural Equipment technical field, and in particular to a kind of tester of air-free concrete sample.

Background technology

Mortar is to be mixed and stirred in proportion to form with inorganic coagulation material with fine aggregate and water, also referred to as mortar, for building by laying bricks or stones and smearing Grey engineering, can be divided into masonry mortar and decorative mortar, and the former is used for building by laying bricks or stones and component installation for brick, stone, building block etc., the latter Then it is used for plastering for the surfaces such as metope, ground, roofing and beam column construction, is required with reaching protection and decoration etc..Ordinary mortar material Also have plenty of in material and added water and be configured to paste with Gypsum Fibrosum, lime paste or clay adding of fiber reinforcing material, referred to as ash, cream, Mud or clay.In some building use occasions, mortar needs to condense into bulk, it is therefore desirable to which specific molding die trial is carried out, and is tried Mould is the commonly used Architectural Equipment adnexaes of Jing, is divided into cast iron and mould of plastics, and cast iron die is durable, recoverable value Height, but when concrete sample is made, there is following defect：（1）Existing cast iron die trial make concrete test block when, by It is to be combined by side plate, base plate and partition panel in cast iron die trial, first cast iron die trial is broken out in the demoulding, further takes out mixed The test block of solidifying soil, all of operation are artificial operation, and operating procedure is relatively complicated；（2）Concrete sample is seated in die trial Afterwards, need die trial is placed on concrete compaction instrument, concrete compaction instrument is motorized motions, and vibrating noise greatly, test by impact Environment.

Utility model content

This utility model is in order to solve weak point of the prior art, there is provided a kind of easy to operate, demoulding is simple, test A kind of tester of noise little air-free concrete sample is produced during making.

To solve above-mentioned technical problem, this utility model is adopted the following technical scheme that：A kind of examination of air-free concrete sample Instrument, including the base and the mortar Die tester above base of cylinder are tested, mortar Die tester includes installing in base Platform, rotating shaft, friction top, die trial frame and controller, the bottom of erecting bed are connected on the upper surface of base by some springs, institute Around the center of base in being arranged circumferentially, erecting bed upper surface offers rectangular mounting groove to some springs, mounting groove Upper edge is terraced structure, and the bottom of mounting groove is provided with motor, the major axis horizontal setting of motor, fixation on the main shaft of motor Main pulley is provided with, axis of rotation is connected on erecting bed, the centrage of rotating shaft is horizontally disposed with left-right direction, the left end of rotating shaft One piece of eccentric is equipped with right-hand member, two pieces of eccentrics are symmetrical set with regard to the center of rotating shaft, be fixed with rotating shaft from Belt pulley, is located at the surface of main pulley from belt pulley, is connected with main pulley by belt from belt pulley, erecting bed Left side be fixed with two support bars, two support bars are vertically arranged, and two support bars are arranged side by side along the longitudinal direction, examination Framed bottom is placed on the terraced structure of mounting groove, and the lateral wall of die trial frame is provided with the connector of angle steel type, connector It is bolted on erecting bed, die trial frame is up and down penetrating rectangular box, die trial inframe is fixed with two pieces of demarcation strips, Two pieces of demarcation strips be arranged in parallel, and the inside of die trial frame is divided into three die cavitys by demarcation strip, and the bottom of each die cavity is provided with one group Automatic former pushing mechanism, three groups of automatic former pushing mechanisms are connected with controller by data wire respectively；The left side edge of friction top is hinged On two support bars, the right edge of friction top is connected with die trial frame by buckle.

Automatically former pushing mechanism includes pushing plate, electric pushrod and button switch, and electric pushrod is vertically fixed in mounting groove, The upper end of electric pushrod is connected with pushing plate, and the size of pushing plate is identical with the cross section of die cavity, and button switch is arranged on base On, controller is connected with electric pushrod and button switch respectively by data wire.

Using above-mentioned technical proposal, this utility model has the advantages that：Concrete closely knit making of this utility model is mixed The operation principle of solidifying soil test block is：（1）One layer of mould oil will be smeared on the outer wall of the inwall and demarcation strip of die trial frame first, Then concrete sample is seated in die cavity and concrete test is, in the pushing plate in die cavity, to load friction top after finishing It is connected with die trial frame by buckle, now friction top is tightly pressed on die trial frame on the mounting groove above base；（2）Then Start motor, electric machine main shaft drives main pulley to rotate, main pulley by belt drive from pulley rotation, so as to rotating shaft with From pulley rotation, rotating shaft drives two pieces of eccentrics to rotate, as the bottom of erecting bed is connected to base by some springs Upper surface on, so under the rotation of eccentric, erecting bed starts up-down vibration, and the concrete sample of die trial inframe is in vibration Under it is closely knit；（3）After a period of time, concrete sample is fully closely knit, then stops motor work, then presses the button out Close, then button switch starts corresponding electric pushrod by controller, electric pushrod promotes pushing plate to move upwards, promotes Plate pushes up concrete test block along demarcation strip outer wall and friction top inwall, finally gives concrete test block；

This utility model makes concrete sample closely knit by the drive of eccentric compared with traditional concrete compaction instrument, In compacting process, due to the supporting role of spring, very big noise will not be produced, experimental enviroment is good；With traditional artificial behaviour The demoulding after making to split cast iron die trial compares, the aobvious and more convenient intellectuality of this utility model.

Description of the drawings

Fig. 1 is structural representation of the present utility model；

Fig. 2 is the structural representation in Fig. 1 inside erecting bed；

Fig. 3 is the structural representation of die trial frame.

Specific embodiment

As Figure 1-3, the tester of a kind of air-free concrete sample of the present utility model, including the base 1 of cylinder With the mortar Die tester above the base 1, mortar Die tester includes erecting bed 4, rotating shaft 5, friction top 6,7 and of die trial frame Controller（Controller is PLC or single-chip microcomputer or integrated circuit, is this area routine techniquess, and concrete structure is no longer described in detail）, peace The bottom of dress platform 4 is connected on the upper surface of base 1 by some springs 8, and all of spring 8 is around the center of base 1 in circumferential It is evenly arranged, 4 upper surface of erecting bed offers rectangular mounting groove 9, and the upper edge of mounting groove 9 is terraced structure, is installed The bottom of groove 9 is provided with motor 2, and the major axis horizontal of motor 2 is arranged, and main pulley 3, rotating shaft 5 are fixed with the main shaft of motor 2 It is rotatably connected on erecting bed 4, the centrage of rotating shaft 5 is horizontally disposed with left-right direction, the left end and right-hand member of rotating shaft 5 are equipped with one Block eccentric 11, two pieces of eccentrics 11 are symmetrical set with regard to the center of rotating shaft 5, are fixed with from belt pulley 12 in rotating shaft 5, The surface of main pulley 3 is located at from belt pulley 12, is connected with main pulley 3 by belt 13 from belt pulley 12, installed The left side of platform 4 is fixed with two support bars 10, and two support bars 10 are vertically arranged, and two support bars 10 are along the longitudinal direction simultaneously Row is arranged, and the bottom of die trial frame 7 is placed on the terraced structure of mounting groove 9, and the lateral wall of die trial frame 7 is provided with the company of angle steel type Fitting 20, connector 20 are bolted on erecting bed 4, and die trial frame 7 is rectangular box penetrating up and down, in die trial frame 7 Two pieces of demarcation strips 14 are fixed with, two pieces of demarcation strips 14 be arranged in parallel, and the inside of die trial frame 7 is divided into three moulds by demarcation strip 14 Chamber 15, the bottom of each die cavity 15 are provided with one group of automatic former pushing mechanism, and three groups of automatic former pushing mechanisms are respectively by data wire and control Device connection processed；The left side edge of friction top 6 is hinged on two support bars 10, the right edge of friction top 6 by buckle 16 with Die trial frame 7 connects.

Automatically former pushing mechanism includes pushing plate 17, electric pushrod 18 and button switch, and electric pushrod 18 is vertically fixed on peace In tankage 9, the upper end of electric pushrod 18 is connected with pushing plate 17, and the size of pushing plate 17 is identical with the cross section of die cavity 15, presses Button switch 19 is arranged on base 1, and controller is connected with electric pushrod 18 and button switch 19 respectively by data wire.

This utility model it is concrete it is closely knit make concrete test block method be：（1）First by the inwall of die trial frame 7 and point One layer of mould oil is smeared on the outer wall of dividing plate 14, then concrete sample is seated in die cavity 15 and concrete test is mould In pushing plate 17 in chamber 15, friction top 6 is connected with die trial frame 7 after finishing by filling by buckle 16, and now friction top 6 is tightly On the mounting groove 9 that ground is pressed on die trial frame 7 above base 1；（2）Then start motor 2,2 main shaft of motor drives main pulley 3 Rotate, main pulley 3 is driven from belt pulley 12 by belt 13 and rotated, so as to rotating shaft 5 is and then rotated from belt pulley 12, rotating shaft 5 Two pieces of eccentrics 11 are driven to rotate, as the bottom of erecting bed 4 is connected on the upper surface of base 1 by some springs 8, so Under the rotation of eccentric 11, erecting bed 4 starts up-down vibration, and the concrete sample in die trial frame 7 is closely knit under vibration；（3） After a period of time, concrete sample is fully closely knit, then stops motor 2 and works, then presses the button switch 19, then press Button switch 19 starts corresponding electric pushrod 18 by controller, and electric pushrod 18 promotes pushing plate 17 to move upwards, promotes Plate 17 pushes up concrete test block along 14 outer wall of demarcation strip and 6 inwall of friction top, finally gives concrete test block.

The present embodiment not makees any pro forma restriction, every foundation to shape of the present utility model, material, structure etc. Any simple modification, equivalent variations and modification that technical spirit of the present utility model is made to above example, belong to this reality With the protection domain of new technique scheme.

Claims (2)

1. a kind of tester of air-free concrete sample, it is characterised in that：Including cylindrical base and above base Mortar Die tester, in base, mortar Die tester includes erecting bed, rotating shaft, friction top, die trial frame and controller, erecting bed Bottom is connected on the upper surface of base by some springs, and all of spring, is pacified in being arranged circumferentially around the center of base Dress platform upper surface offers rectangular mounting groove, and the upper edge of mounting groove is terraced structure, and the bottom of mounting groove is provided with Motor, the major axis horizontal of motor are arranged, and main pulley is fixed with the main shaft of motor, and axis of rotation is connected on erecting bed, The centrage of rotating shaft is horizontally disposed with left-right direction, and the left end and right-hand member of rotating shaft are equipped with one piece of eccentric, and two pieces of eccentrics are closed Be symmetrical set in the center of rotating shaft, be fixed with rotating shaft from belt pulley, the surface of main pulley is located at from belt pulley, It is connected with main pulley by belt from belt pulley, on the left of erecting bed, is fixed with two support bars, two support bars It is vertically arranged, two support bars are arranged side by side along the longitudinal direction, the bottom of die trial frame is placed on the terraced structure of mounting groove On, the lateral wall of die trial frame is provided with the connector of angle steel type, and connector is bolted on erecting bed, and die trial frame is upper and lower Penetrating rectangular box, die trial inframe are fixed with two pieces of demarcation strips, and two pieces of demarcation strips be arranged in parallel, and demarcation strip is by die trial frame Inside is divided into three die cavitys, and the bottom of each die cavity is provided with one group of automatic former pushing mechanism, and three groups of automatic former pushing mechanisms lead to respectively Cross data wire to be connected with controller；The left side edge of friction top is hinged on two support bars, and the right edge of friction top passes through Buckle is connected with die trial frame.

2. the tester of a kind of air-free concrete sample according to claim 1, it is characterised in that：Automatic former pushing mechanism bag Pushing plate, electric pushrod and button switch are included, electric pushrod is vertically fixed in mounting groove, the upper end of electric pushrod and pushing plate Connection, the size of pushing plate are identical with the cross section of die cavity, and button switch is arranged on base, and controller is distinguished by data wire It is connected with electric pushrod and button switch.