CN213469030U

CN213469030U - Cleaning device of cement pressure testing machine

Info

Publication number: CN213469030U
Application number: CN202021497802.5U
Authority: CN
Inventors: 王雪铨
Original assignee: Shaoxing Keqiao No3 Cement Co Ltd
Current assignee: Shaoxing Keqiao No3 Cement Co Ltd
Priority date: 2020-07-25
Filing date: 2020-07-25
Publication date: 2021-06-18
Anticipated expiration: 2030-07-25

Abstract

The application relates to a cleaning device of cement compression testing machine, its characterized in that: the waste material pushing device comprises a protective cover fixedly connected to a rack and covered outside a lower pressing plate, a waste material box is arranged between the protective cover and the lower pressing plate, the waste material box is hollow, the upper end of the waste material box is provided with an opening, a material pushing assembly used for pushing cement fragments on the lower pressing plate to the waste material box is arranged on the protective cover, and the material pushing assembly comprises a driving cylinder fixedly arranged on the protective cover and a pushing plate fixedly connected to a piston rod of the driving cylinder; the dust collection device is characterized by further comprising a dust extraction mechanism, wherein the dust extraction mechanism comprises an exhaust fan, an exhaust pipe and a dust collection cloth bag, the exhaust fan is installed on the protective cover, the exhaust pipe is connected with the exhaust fan, and the dust collection cloth bag is sleeved and fixedly installed at one end of the exhaust pipe through a fixing piece. The test fragments are automatically discharged through the material pushing assembly, and the fragments and the raise dust generated in the test are cleaned and collected through the dust pumping mechanism, so that the convenience of cleaning the fragments and the raise dust is improved.

Description

Cleaning device of cement pressure testing machine

Technical Field

The application relates to the technical field of cement tests, in particular to a cleaning device of a cement pressure testing machine.

Background

Resistance to compression, resistance to rupture are two big main mechanical properties indexes of cement test block, and current cement resistance to compression index detects and needs to use cement compression testing machine, places the cement test block in the testing machine, pushes down until the test block is broken through the clamp plate of top to the pressure that receives when the test cement test block is broken.

In the correlation technique of cement pressure testing machine, generally including the frame, be equipped with pneumatic cylinder, top board and the holding down plate that sets gradually from the top down in the frame, pneumatic cylinder and holding down plate are all fixed in the frame, and the piston rod fixed connection of pneumatic cylinder is in the top board. During the test, the cement block is firstly placed on the lower pressing plate, and then the upper pressing plate is driven to descend through the hydraulic cylinder so as to crush the cement block.

In view of the above-mentioned related art, the inventor believes that there is a defect that when the cement test block is broken, the chips and fly ash will be splashed out, which is inconvenient to clean.

SUMMERY OF THE UTILITY MODEL

The application provides a cleaning device of cement compression testing machine adopts following technical scheme:

the utility model provides a cleaning device of cement compression testing machine which characterized in that: the waste material pushing device comprises a protective cover fixedly connected to a rack and covered outside a lower pressing plate, a waste material box is arranged between the protective cover and the lower pressing plate, the waste material box is hollow, the upper end of the waste material box is open, a material pushing assembly used for pushing cement fragments on the lower pressing plate to the waste material box is arranged on the protective cover, and the material pushing assembly comprises a driving cylinder fixedly arranged on the protective cover and a pushing plate fixedly connected to a piston rod of the driving cylinder; still include the dust extraction mechanism, the dust extraction mechanism includes air exhauster, exhaust column and the sack that gathers dust, the air exhauster is installed on the safety cover, the exhaust column is accepted in the air exhauster, the sack that gathers dust cup joints and just through mounting fixed mounting in exhaust column one end.

Through adopting above-mentioned technical scheme, after the cement test block is crushed on the holding down plate, driving cylinder drive push pedal horizontal slip pushes away the fragment on the holding down plate and falls to the garbage bin, and the air exhauster lasts work, and the piece that splashes when will crushing and raise dust and the raise dust that the fragment falls to produce in the garbage bin pass through the exhaust column and get into the sack that gathers dust, and raise dust and piece are intercepted by the sack that gathers dust, and the clean air is discharged from the sack that gathers dust. The test fragments are automatically discharged through the material pushing assembly, and the fragments and the raise dust generated in the test are cleaned and collected through the dust pumping mechanism, so that the convenience of cleaning the fragments and the raise dust is improved.

Preferably, the dust extraction mechanism further comprises a dust collection box, the dust collection cloth bag is located in the dust collection box, and the dust collection box is hollow and is provided with a pipe orifice at the upper end, through which the exhaust pipe penetrates.

Through adopting above-mentioned technical scheme, through the setting of dust collecting box, the tiny raise dust of part that overflows in the sack that gathers dust can be carried out the second interception by dust collecting box to store in dust collecting box, conveniently unify and clear up.

Preferably, the exhaust column includes that first branch section and second branch section, first branch section one end is equipped with first flange, second branch section one end is equipped with the second flange, be equipped with the sieve between first branch section and the second branch section, can dismantle the connection through construction bolt and construction nut between first flange, second flange and the sieve, construction nut threaded connection is in construction bolt.

Through adopting above-mentioned technical scheme, through the setting of sieve, behind the first subsection of piece and raise dust suction exhaust column, the piece can be intercepted by first screen cloth, and tiny raise dust gets into the sack that gathers dust through first screen cloth in, reduces the probability that the sack that gathers dust was scratched and is decreased by the piece.

Preferably, the sieve plate comprises a first circular sieve and a mounting ring for mounting the first sieve, the mounting ring is arranged along the circumferential direction of the first sieve, a material placing groove is formed between the first sieve and the mounting ring, and the material placing groove is located at one end, facing the first flange, of the first sieve.

Through adopting above-mentioned technical scheme, the piece of being intercepted by first screen cloth can be kept in and put the silo, taking out first screen cloth back, and the convenient piece of opposition silo is unified and is cleared up.

Preferably, the mounting bolts and the mounting nuts are provided with two pairs and symmetrically arranged along the axis of the exhaust pipe, one section of each mounting bolt connected with the sieve plate is a smooth section, and the mounting bolts are rotatably connected to the sieve plate.

Through adopting above-mentioned technical scheme, when clearing up the sieve, unscrew one of them mounting nut to take out corresponding construction bolt from first flange, sieve and second flange, can follow the sieve and roll out between first flange and the second flange, improved the convenience of clearing up the sieve.

Preferably, set up ventilation chamber and a plurality of ventilation groove in the push pedal, it is a plurality of the ventilation groove all communicates in ventilation chamber and push pedal towards one side lateral wall of cement test block, be equipped with the air feed spare that is used for giving the ventilation chamber air feed in the push pedal.

Through adopting above-mentioned technical scheme, through to the intracavity air feed that ventilates, make a plurality of ventilation grooves of wind accessible blow to the holding down plate upper surface, will be detained tiny powder on the holding down plate and blow to the suction opening, conveniently clear up and collect the powder on the holding down plate.

Preferably, the air feed spare is out the tuber pipe, the last air outlet of having seted up of dust collection box, go out tuber pipe one end intercommunication ventilation chamber, it communicates dust collection box through the air outlet to go out the tuber pipe other end, it wears to establish and sliding connection in protection casing to go out the tuber pipe.

Through adopting above-mentioned technical scheme, through the air current that produces when extracting the raise dust, after the completion cleared up the separation to the raise dust that the air current carried, pour into again to going out the tuber pipe in, carry out the air feed to the push pedal, improved energy utilization.

Preferably, a second screen is arranged at the air outlet of the dust collection box.

Through adopting above-mentioned technical scheme, through the setting of second screen cloth, filter the air current that flows out from the air outlet, prevent that the raise dust of separation from getting into frame department through going out the tuber pipe again.

Preferably, a cleaning opening is formed in the dust collection box, a cleaning door is arranged at the position, located at the cleaning opening, of the dust collection box, and the cleaning door is connected with the box body through a positioning piece.

Through adopting above-mentioned technical scheme, through the setting of clearance mouth, conveniently clear up the dust collection incasement.

In summary, the present application includes at least one of the following beneficial technical effects:

the test device has the advantages that the fragments subjected to the test are automatically discharged through the pushing assembly, and the fragments and the dust generated in the test are cleaned and collected through the dust pumping mechanism, so that the convenience of cleaning the fragments and the dust is improved;

due to the arrangement of the sieve plate, the fragments and the dust can be separated and treated, the probability that the dust collection cloth bag is scratched by the fragments is reduced, and the convenience of treatment is improved;

through the setting of going out the tuber pipe, the air current that produces when extracting the raise dust can the reutilization, carries out the air feed to the push pedal, has improved energy utilization.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic cross-sectional view of a shield, pusher assembly according to an embodiment of the present application;

fig. 3 is a schematic cross-sectional view of a dust extraction mechanism according to an embodiment of the present application.

Description of reference numerals: 1. a frame; 2. a hydraulic cylinder; 3. an upper pressure plate; 4. a lower pressing plate; 5. a protective cover; 51. a protection plate; 52. replacing the port; 53. replacing the door; 54. an air suction opening; 6. a waste bin; 7. a material pushing assembly; 71. a drive cylinder; 72. pushing the plate; 721. a ventilation cavity; 722. a ventilation slot; 8. a dust pumping mechanism; 81. an exhaust fan; 82. an exhaust pipe; 821. a first branch section; 822. a second branch section; 823. a first flange; 824. a second flange; 825. a sieve plate; 826. a first screen; 827. a mounting ring; 828. a material placing groove; 829. installing a bolt; 8291. mounting a nut; 83. a dust collecting cloth bag; 84. a dust collection box; 841. an accommodating chamber; 842. cleaning the opening; 843. cleaning the door; 844. an air outlet; 845. a second screen; 846. an air outlet pipe; 85. a fixing member; 86. a positioning member; 861. positioning a lug; 862. positioning plates; 863. positioning pins; 864. and a limiting block.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

A general cement pressure testing machine comprises a machine frame 1, wherein a hydraulic cylinder 2, an upper pressing plate 3 and a lower pressing plate 4 are sequentially arranged on the machine frame 1 from top to bottom. Pneumatic cylinder 2 and holding down plate 4 are all fixed in frame 1, and 2 piston rods of pneumatic cylinder fixed connection in top board 3 for drive top board 3 moves along vertical direction, applys pressure to the cement test block.

The embodiment of the application discloses cleaning device of cement compression testing machine. Referring to fig. 1, the cleaning device comprises a protective cover 5, a waste bin 6 for collecting cement fragments, a pushing assembly 7 for pushing the cement fragments on the lower press plate 4 into the waste bin 6, and a dust pumping mechanism 8 for cleaning and collecting the fragments and dust generated in the test.

After the cement test block is placed on the lower pressing plate 4 and crushed by the upper pressing plate 3, large fragments and splashed small fragments and dust can be generated, the fragments are pushed to the waste box 6 through the pushing assembly 7 and fall into the waste box 6, and the small fragments and dust generated in the process are pumped away and collected by the dust pumping mechanism 8.

Referring to fig. 1, the protection cover 5 covers the lower pressing plate 4, the protection cover 5 comprises four protection plates 51 which are fixedly connected in a tail-ending mode and enclose a rectangle along the circumferential direction of the rack 1, and the protection plates 51 are all fixedly connected to the rack 1. A replacing opening 52 is formed in one side protection plate 51, and a replacing door 53 is hinged to the side protection plate 51.

Referring to fig. 2, the waste bin 6 is hollow and has an open upper end, the waste bin 6 is disposed between the lower platen 4 and the guard plate 51, and the opening of the waste bin 6 is received on one side of the upper end surface of the lower platen 4.

Referring to fig. 2, the pushing assembly 7 includes a driving cylinder 71 fixedly mounted on the protective cover 5 and a pushing plate 72 fixedly connected to a piston rod of the driving cylinder 71, the pushing plate 72 is vertically disposed and perpendicular to the lower pressing plate 4, the driving cylinder 71 is an air cylinder or an electric cylinder, and when the piston rod of the driving cylinder 71 extends and retracts, the pushing plate 72 is driven to move toward the lower pressing plate 4 until all fragments on the lower pressing plate 4 are pushed out of the upper surface of the lower pressing plate 4.

Referring to fig. 1 and 2, the dust suction mechanism 8 includes a suction fan 81, a suction pipe 82, a dust collection cloth bag 83, and a dust collection tank 84.

The protective cover 5 is provided with an air suction opening 54, the air suction opening 54 is arranged on the protective plate 51 close to one side of the waste bin 6, and the horizontal position of the air suction opening is slightly higher than the opening of the waste bin 6. The suction fan 81 is installed in the suction opening 54.

Referring to fig. 3, the extraction duct 82 includes a first branch 821 and a second branch 822. A first flange 823 is arranged at one end of the first branch 821, and a second flange 824 is arranged at one end of the second branch 822. A screen plate 825 is disposed between the first and

second leg segments

821, 822, the screen plate 825 being positioned between the first and

second flanges

823, 824. The screen panel 825 includes a circular first screen 826 and a mounting ring 827 for mounting the first screen 826, the mounting ring 827 being circumferentially disposed along the first screen 826, the first screen 826 being fixedly attached to the mounting ring 827 by welding or bolting. The thickness of first screen cloth 826 is less than the thickness of collar 827, make and form between first screen cloth 826 and the collar 827 and put the silo 828, put the silo 828 and be located the one end of first screen cloth 826 towards first flange 823, raise dust and piece that draw into first branch 821 through suction fan 81 first can be screened through first screen cloth 826, the great piece of granule can be intercepted by first screen cloth 826, and the storage is put the silo 828 in, reduce the piece and cause the damage to the sack, after taking out first screen cloth 826, conveniently clear up the piece in first screen cloth 826.

The first flange 823, the second flange 824 and the screen plate 825 are detachably connected through two pairs of mounting bolts 829 and mounting nuts 8291, and the two pairs of mounting bolts 829 and mounting nuts 8291 are symmetrically arranged along the axis of the exhaust pipe 82.

The installation bolt 829 middle section is smooth section, and the end section is the screw thread section, and when the installation bolt 829 was worn to locate first flange 823, sieve 825 and second flange 824 in proper order, first flange 823, sieve 825 and second flange 824 all slide and rotate and connect in installation bolt 829, and installation bolt 829 tail end threaded connection is in mounting nut 8291, fixes first flange 823, sieve 825 and second flange 824.

When the screen plates 825 are cleaned, one of the mounting nuts 8291 is unscrewed, and the corresponding mounting bolts 829 are drawn out from the first flange 823, the screen plates 825 and the second flange 824, so that the screen plates 825 can be rotated out from between the first flange 823 and the second flange 824, and the debris in the opposite material groove 828 is cleaned.

One end of the first branch 821 is connected to the exhaust fan 81, the dust collection cloth bag 83 is connected to one end of the second branch 822 through a fixing piece 85 in a sleeved mode, the fixing piece 85 is a metal wire or a rope, and the dust collection cloth bag 83 is tied to the exhaust pipe 82.

The dust collection box 84 is hollow and forms an accommodating cavity 841 for placing a dust collection cloth bag 83, a cleaning opening 842 is formed in one side of the dust collection box 84, a cleaning door 843 is arranged at the position, located at the cleaning opening 842, of the dust collection box 84, and the cleaning door 843 is connected with the box body through a positioning piece 86. The positioning member 86 includes a positioning lug 861 fixedly connected to the dust collecting box 84 at one side of the cleaning opening 842, a positioning plate 862 fixedly connected to the cleaning door 843, and a positioning pin 863 sequentially penetrating the positioning lug 861 and the positioning plate 862 in the vertical direction, wherein a limiting block 864 is disposed at an upper end of the positioning pin 863, and the positioning pin 863 is limited on the positioning lug 861 in the vertical direction.

The upper end of the dust collecting box 84 is provided with a pipe orifice through which only the second branch section 822 passes, and the second branch section 822 enters the accommodating cavity 841 through the pipe orifice.

An air outlet 844 is formed in the dust collection box 84, a second screen 845 is arranged at the position, located at the air outlet 844, of the dust collection box 84, an air outlet pipe 846 is received at the air outlet 844, one end, away from the dust collection box 84, of the air outlet pipe 846 penetrates through the protection plate 51 and is connected to the push plate 72, and the air outlet pipe 846 is penetratingly and slidably connected to the protection plate 51. A ventilation cavity 721 and a plurality of ventilation grooves 722 are formed in the push plate 72, the ventilation grooves 722 are communicated with the ventilation cavity 721 and the side wall of the push plate 72, which faces the cement test block, an air outlet pipe 846 penetrates through the push plate 72 and is communicated into the ventilation cavity 721, and the air outlet pipe 846 is an air supply piece for supplying air to the ventilation cavity 721.

The implementation principle of the embodiment of the application is as follows:

when the cement test block is crushed on the lower pressing plate 4, the driving cylinder 71 drives the pushing plate 72 to horizontally slide, the broken blocks on the lower pressing plate 4 are pushed to fall into the waste bin 6, the suction fan 81 is continuously operated to draw into the first branch 821 of the extraction duct 82 the chips and dust splashed during crushing and dust generated by the chips falling in the waste bin 6, which, when passing through the screen plate 825, is intercepted by the first screen 826 and stored in the material holding groove 828, fine raised dust enters the dust collecting cloth bag 83 through the first screen 826, the raised dust is intercepted by the dust collection cloth bag 83, clean air enters the accommodating cavity 841 of the dust collection box 84, flows out of the air outlet 844 after being filtered by the second screen 845, and enters the ventilation chamber 721 of the push plate 72 through the air outlet pipe 846, and blows to the upper surface of the lower press plate 4 through the plurality of ventilation grooves 722, so that the fine powder staying on the lower press plate 4 is blown toward the air suction port 54 to be cleaned and collected.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a cleaning device of cement compression testing machine which characterized in that: the cement clinker pushing device comprises a protective cover (5) fixedly connected to a rack (1) and covered outside a lower pressing plate (4), wherein a waste bin (6) is arranged between the protective cover (5) and the lower pressing plate (4), the waste bin (6) is hollow, the upper end of the waste bin is open, a material pushing assembly (7) used for pushing cement clinker on the lower pressing plate (4) to the waste bin (6) is arranged on the protective cover (5), and the material pushing assembly (7) comprises a driving cylinder (71) fixedly installed on the protective cover (5) and a push plate (72) fixedly connected to a piston rod of the driving cylinder (71); still include dust extraction mechanism (8), dust extraction mechanism (8) include air exhauster (81), exhaust column (82) and gather dust sack (83), install on protection casing (5) air exhauster (81), exhaust column (82) are accepted in air exhauster (81), gather dust sack (83) and cup joint and through mounting (85) fixed mounting in exhaust column (82) one end.

2. The cleaning device for a cement compression testing machine according to claim 1, characterized in that: the dust extraction mechanism (8) further comprises a dust collection box (84), the dust collection cloth bag (83) is located in the dust collection box (84), the dust collection box (84) is hollow, and the upper end of the dust collection box is provided with a pipe opening through which the air extraction pipe (82) penetrates.

3. The cleaning device for a cement compression testing machine according to claim 1, characterized in that: exhaust column (82) include first branch section (821) and second branch section (822), first branch section (821) one end is equipped with first flange (823), second branch section (822) one end is equipped with second flange (824), be equipped with sieve (825) between first branch section (821) and second branch section (822), connect through construction bolt (829) and construction nut (8291) detachable between first flange (823), second flange (824) and sieve (825), construction nut (8291) threaded connection is in construction bolt (829).

4. The cleaning device for a cement compression testing machine according to claim 3, characterized in that: the screen plate (825) comprises a first circular screen (826) and a mounting ring (827) for mounting the first screen (826), the mounting ring (827) is arranged along the circumference of the first screen (826), a material accommodating groove (828) is formed between the first screen (826) and the mounting ring (827), and the material accommodating groove (828) is located at one end, facing the first flange (823), of the first screen (826).

5. The cleaning device for a cement compression testing machine according to claim 3, characterized in that: the installation bolt (829) and the mounting nut (8291) are equipped with two pairs and set up along exhaust column (82) axis symmetry, one section that installation bolt (829) and sieve (825) are connected is smooth section, installation bolt (829) rotate to be connected in sieve (825).

6. The cleaning device for a cement compression testing machine according to claim 2, wherein: set up ventilation chamber (721) and a plurality of ventilation groove (722) in push pedal (72), it is a plurality of ventilation groove (722) all communicate in ventilation chamber (721) and push pedal (72) towards one side lateral wall of cement test block, be equipped with the air feed spare that is used for giving ventilation chamber (721) air feed on push pedal (72).

7. The cleaning device for a cement compression testing machine according to claim 6, wherein: the air feed spare is air-out pipe (846), air outlet (844) have been seted up on dust collection box (84), air-out pipe (846) one end intercommunication ventilation chamber (721), air-out pipe (846) other end passes through air outlet (844) intercommunication dust collection box (84), air-out pipe (846) is worn to establish and sliding connection in protection casing (5).

8. The cleaning device for a cement compression testing machine according to claim 7, wherein: and a second screen (845) is arranged at the air outlet (844) of the dust collection box (84).

9. The cleaning device for a cement compression testing machine according to claim 2, wherein: a cleaning opening (842) is formed in the dust collection box (84), a cleaning door (843) is arranged at the position, located at the cleaning opening (842), of the dust collection box (84), and the cleaning door (843) is connected with the box body through a positioning piece (86).