CN216678975U - Cement grinding aid test device - Google Patents
Cement grinding aid test device Download PDFInfo
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- CN216678975U CN216678975U CN202123373371.9U CN202123373371U CN216678975U CN 216678975 U CN216678975 U CN 216678975U CN 202123373371 U CN202123373371 U CN 202123373371U CN 216678975 U CN216678975 U CN 216678975U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
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Abstract
The utility model belongs to the technical field of grinding aid test devices, and particularly relates to a cement grinding aid test device which comprises a fixed frame, wherein the fixed frame consists of a first longitudinal beam, a first arc-shaped cross beam and a side plate, a screw rod, a first sealing gasket and a second sealing gasket are respectively and fixedly connected to the first longitudinal beam fixedly connected with two ends of the first arc-shaped cross beam, the fixed frame is rotatably connected with a cover plate through a hinge, the cover plate consists of a second longitudinal beam and a second arc-shaped cross beam, screen mechanisms are respectively and fixedly arranged on the fixed frame and the cover plate, the fixed frame is fixedly arranged on a main shaft, the main shaft is rotatably arranged on a support frame, a damping rotating shaft is fixedly arranged on the side surface of the support frame, the damping rotating shaft is rotatably connected with a cover body, one end of the main shaft is fixedly connected with a driving mechanism, the screen mechanisms which are arranged in double layers and provided with staggered screen holes can prevent clinker with a columnar structure and with an over-limit length from leaking, the large-opening fixing frame can be used for efficiently and labor-saving screening of large-volume clinker in high-speed rotation at one time.
Description
Technical Field
The utility model belongs to the technical field of grinding aid test devices, and particularly relates to a cement grinding aid test device.
Background
In the grinding process of cement clinker, a small amount of additional substances are added, so that the grinding efficiency can be obviously improved or the energy consumption can be reduced, and the chemical additive additional substances which do not damage the performance of cement are generally called as: a cement grinding aid.
Grinding aid small grinding test is a test method commonly used in grinding aid research, development and use. When a small mill test is carried out, uniform and consistent raw materials are selected, the small mill operation environment is standardized, and the consistency of the operation environment is kept. In summary, training operators and making more repeat tests are important factors in obtaining comparable data from the trial and error test. All the test raw materials of a batch of tests are prepared at one time, the grain composition of various raw materials is ensured to be uniform, and particularly, coarse grains of clinker are sieved out. The clinker with more large particles is difficult to grind and has higher strength.
When the existing cement grinding aid test device is used for screening clinker, the screening efficiency is low, the clinker to be screened needs to be added in multiple batches in a small volume by using the existing screening machine, the operation is troublesome, the efficiency is low, in addition, the clinker is directly screened by adopting a common screen with the aperture smaller than 6mm, the screen leakage of cylindrical particles with the length larger than 6mm and the diameter smaller than 6mm can be caused, and the screening effect is poor.
SUMMERY OF THE UTILITY MODEL
The existing cement grinding aid test device needs a plurality of batches of small-volume clinker to be added when the clinker is screened, the operation is troublesome, the efficiency is low, in addition, a common screen can cause the screen leakage of columnar particles with the length being more than 6mm and the diameter being less than 6mm, and the screening effect is poor. The utility model provides a cement grinding aid test device, wherein a screen mechanism which is arranged in a double-layer mode and provided with staggered screen holes can prevent clinker which is in a columnar structure and has an over-limit length from leaking, and a large-opening fixing frame can be used for efficiently and labor-saving screening by throwing large-volume clinker once in high-speed rotation.
The utility model provides the following technical scheme: the utility model provides a cement grinding aid test device, includes the mount, the mount comprises longeron one, arc crossbeam one and curb plate, difference fixedly connected with screw rod, sealed pad one and sealed pad two on arc crossbeam both ends fixedly connected's the longeron one, the mount passes through the hinge and rotates the connection apron, the apron comprises longeron two, arc crossbeam two, equal fixed screen cloth mechanism that is equipped with on mount and the apron, mount fixed mounting is on the main shaft, the main shaft rotates and installs on the support frame, the side fixed mounting of support frame has the damping pivot, the damping pivot rotates and is connected with the cover body, the one end fixedly connected with actuating mechanism of main shaft.
The screen cloth mechanism is fixedly and fittingly laid on the inner side surfaces of the first arc-shaped cross beam and the second arc-shaped cross beam; the fixing frame and the cover plate play a role in supporting and connecting the screen mechanism, so that the screen mechanism rotates at a high speed under the driving of the fixing frame and the cover plate and the driving of the driving mechanism, and stable and efficient screening work is carried out.
The screen mechanism comprises a screen plate and a screen mesh, the screen plate is arranged on the inner side of the screen mesh, the thickness of the screen plate is 6mm, the aperture of each screen mesh uniformly distributed on the screen plate is 6mm, the vertical distance between opposite surfaces of the screen plate and the screen mesh is 6mm, the aperture of each screen mesh uniformly distributed on the screen mesh is 6mm, and the screen meshes arranged on the screen mesh and the screen meshes arranged on the screen plate are staggered; the double-layer screen mechanism with staggered sieve pores can prevent clinker with over-limit length of the columnar structure from mixing into qualified clinker to influence the control of test conditions.
Through grooves are formed in a longitudinal beam II connected with one end of the arc-shaped cross beam II, the number of the through grooves is the same as that of the screws, the inner diameter of each through groove is not smaller than the diameter of each screw, and each screw is in threaded connection with a lifting ring nut; the cover plate can be quickly and labor-saving opened and closed on the fixing frame through the hinge to discharge the filler, and the fixing frame and the cover plate can be stably locked by the screw and the lifting ring nut to ensure that the device can carry out safe screening work.
The first sealing gasket and the second sealing gasket are both flat cuboid rubber gasket structures, and the end surfaces of the two ends of the first sealing gasket and the second sealing gasket are flush with the end surfaces of the two ends of the first longitudinal beam and the second longitudinal beam; the first sealing gasket and the second sealing gasket can supplement a gap between the hinged fixing frame and the cover plate, and unqualified clinker is prevented from leaking.
When the side surfaces of the first sealing gasket and the second sealing gasket are tightly attached to the second longitudinal beam, the fixing frame and the cover plate jointly form a circular tube type structure, and the inner diameter of the circular tube structure formed by the fixing frame and the cover plate is 1-6 mm larger than the diameter of the side plate; the side plates can prevent clinker from leaking out of the two ends of the fixed frame and the cover plate.
When the fixing frame and the cover plate jointly form a circular tube type structure, the radian of an arc where the outer side surface of the cover plate is located is not less than 2 pi/3; the fixing frame arranged with the large opening can greatly facilitate the filling and discharging work of operators.
The side surface of the cover body is provided with an opening, and the length of the opening formed in the side surface of the cover body is the same as that of the cover body; the rotatable cover body can play a role in blocking sieve materials thrown out in the screen mechanism when the device sieves materials, so that the flying-out range of the sieve materials is limited, and the sieve materials can be conveniently and uniformly collected.
The utility model has the beneficial effects that: the fixing frame and the cover plate play a role in supporting and connecting the screen mechanism, so that the screen mechanism is driven by the fixing frame and the cover plate and the driving mechanism to rotate at a high speed, and stable and efficient screening work is performed; the screen mechanisms which are arranged in a double-layer way and provided with staggered screen holes can prevent clinker with over-length of the columnar structure from mixing into qualified clinker to influence the control of test conditions; the cover plate can be quickly and labor-saving opened and closed on the fixing frame through the hinge to discharge the filler, and the fixing frame and the cover plate can be stably locked by the screw and the lifting ring nut to ensure that the device can carry out safe screening work; the first sealing gasket and the second sealing gasket can supplement a gap between the hinged fixing frame and the cover plate, so that unqualified clinker is prevented from leaking; the side plates can prevent clinker from leaking out of the two ends of the fixed frame and the cover plate; the fixing frame arranged at the large opening can greatly facilitate the filling and discharging work of operators; the rotatable cover body can play a role in blocking sieve materials thrown out in the screen mechanism when the device sieves materials, so that the flying-out range of the sieve materials is limited, and the sieve materials can be conveniently and uniformly collected.
The parts of the device not involved are the same as or can be implemented using prior art.
Drawings
FIG. 1 is a first schematic structural diagram of the present invention;
FIG. 2 is a second schematic structural view of the present invention;
FIG. 3 is a schematic view of the present invention with the cover removed;
FIG. 4 is a schematic structural view of the fixing frame of the present invention;
FIG. 5 is a schematic view of the cover plate according to the present invention;
FIG. 6 is a partial cross-sectional view of a screen mechanism according to the present invention;
in the figure: 1. a fixed mount; 101. a first longitudinal beam; 102. a first arc-shaped cross beam; 103. a side plate; 2. a screw; 3. a first sealing gasket; 4. a hinge; 5. a second sealing gasket; 6. a main shaft; 7. a support frame; 8. a cover plate; 801. a second longitudinal beam; 802. a second arc-shaped cross beam; 803. a through groove; 9. a screen mechanism; 901. a sieve plate; 902. screening a screen; 10. a damping rotating shaft; 11. a cover body; 12. a drive mechanism; 13. an eye nut.
Detailed Description
Referring to fig. 1-6, the present invention provides the following technical solutions: the utility model provides a cement grinding aid test device, includes mount 1, mount 1 comprises longeron 101, arc crossbeam 102 and curb plate 103, be fixedly connected with screw rod 2, sealed pad 3 and sealed pad two 5 on arc crossbeam 102 both ends fixed connection's longeron 101 respectively, mount 1 rotates through hinge 4 and connects apron 8, apron 8 comprises longeron two 801, two 802 of arc crossbeam, all fixed screen cloth mechanism 9 that is equipped with on mount 1 and the apron 8, 1 fixed mounting of mount is on main shaft 6, main shaft 6 rotates and installs on support frame 7, the side fixed mounting of support frame 7 has damping pivot 10, damping pivot 10 rotates and is connected with the cover body 11, the one end fixedly connected with actuating mechanism 12 of main shaft 6.
The first arc-shaped cross beam 102 and the second arc-shaped cross beam 802 are both arc-shaped plate structures, the first arc-shaped cross beam 102 and the second arc-shaped cross beam 802 are multiple and are arranged in an equal sequence along the axis of the main shaft 6, the first longitudinal beam 101 and the second longitudinal beam 801 are two, the two side plates 103 are two and are respectively installed at two ends of the first longitudinal beam 101, and the screen mechanism 9 is fixedly and fittingly laid on the inner side surfaces of the first arc-shaped cross beam 102 and the second arc-shaped cross beam 802; the fixing frame 1 and the cover plate 8 play a role in supporting and connecting the screen mechanism 9, so that the screen mechanism 9 rotates at a high speed under the driving of the fixing frame 1 and the cover plate 8 and the driving of the driving mechanism 12, and stable and efficient screening work is performed.
The screen mechanism 9 comprises a screen plate 901 and a screen 902, the screen plate 901 is arranged on the inner side of the screen 902, the thickness of the screen plate 901 is 6mm, the apertures of the screen holes uniformly distributed on the screen plate 901 are 6mm, the vertical distance between the opposite surfaces of the screen plate 901 and the screen 902 is 6mm, the apertures of the screen holes uniformly distributed on the screen 902 are 6mm, and the screen holes formed on the screen 902 and the screen holes formed on the screen 901 are arranged in a staggered manner; the screen mechanisms 9 which are arranged in double layers and provided with staggered screen holes can prevent clinker with over-length of the columnar structure from mixing into qualified clinker to influence the control of test conditions.
A second longitudinal beam 801 connected with one end of a second arc-shaped cross beam 802 is provided with through grooves 803, the number of the through grooves 803 is the same as that of the screws 2, the inner diameter of each through groove 803 is not smaller than the diameter of each screw 2, and each screw 2 is in threaded connection with a lifting ring nut 13; the cover plate 8 can be opened and closed quickly and effortlessly on the fixed frame 1 through the hinge 4 to discharge the filler, and the fixed frame 1 and the cover plate 8 can be stably locked and fixed by the screw rod 2 and the lifting ring nut 13 to ensure that the device can carry out safe screening work.
The first sealing gasket 3 and the second sealing gasket 5 are both flat cuboid rubber gasket structures, and the end faces of the two ends of the first sealing gasket 3 and the second sealing gasket 5 are flush with the end faces of the two ends of the first longitudinal beam 101 and the end faces of the two ends of the second longitudinal beam 801; the first sealing gasket 3 and the second sealing gasket 5 can supplement a gap between the hinged fixing frame 1 and the cover plate 8, so that unqualified clinker is prevented from leaking.
When the side surfaces of the first sealing gasket 3 and the second sealing gasket 5 are tightly attached to the second longitudinal beam 801, the fixing frame 1 and the cover plate 8 jointly form a circular tube type structure, and the inner diameter of the circular tube structure formed by the fixing frame 1 and the cover plate 8 is 1-6 mm larger than the diameter of the side plate 103; the side plates 103 can prevent clinker from leaking out of the two ends of the fixed frame 1 and the cover plate 8.
When the fixing frame 1 and the cover plate 8 jointly form a circular tube type structure, the radian of an arc where the outer side surface of the cover plate 8 is not less than 2 pi/3; the fixing frame 1 with the large opening can greatly facilitate the filling and discharging work of operators.
The cover body 11 is of a circular tube type structure with an opening on the side surface, and the length of the opening formed on the side surface of the cover body 11 is the same as that of the cover body 11; the rotatable cover body 11 can play a role in blocking the screen material thrown out in the screen mechanism 9 when the device screens the material, so that the flying-out range of the screen material is limited, and the screen material is conveniently and uniformly collected.
The working principle and the using process of the utility model are as follows: before filling, an operator rotates the cover body 11 to enable the cover body 11 to rotate under the support of the damping rotating shaft 10 and enable the opening end of the cover body 11 to be upward, then the operator rotates the lifting ring nut 13 to take off the screw rod 2, then the cover plate 8 rotates to open by taking the hinge 4 as a rotating shaft, namely clinker to be screened can be put into the fixing frame 1, after a proper amount of clinker is put in, the operator rotates the closed cover plate 8 again to enable the screw rod 2 to be cut into the through groove 803, and then the lifting ring nut 13 is screwed on the screw rod 2 to enable the first sealing gasket 3 and the second sealing gasket 5 to be extruded by the fixing frame 1 and the cover plate 8; then, an operator rotates the cover body 11 to enable the opening end of the cover body 11 to face downwards, then the driving mechanism 12 is started, an output shaft of the driving mechanism 12 drives the main shaft 6 to rotate, the main shaft 6 drives the screen mechanism 9 and clinker in the screen mechanism 9 to rotate at a high speed through the fixed frame 1 and the cover plate 8, and the clinker with qualified particle size is thrown out of the screen mechanism 9 under the centrifugal action and is shielded by the cover body 11 and slides downwards along the inner wall of the cover body 11 after impacting the cover body 11; when the clinker is sieved by the sieve mechanism 9, the clinker with the particle size of 1-6 mm firstly passes through the sieve holes in the sieve plate 901 and then enters the interlayer between the sieve plate 901 and the sieve screen 902, the clinker with the particle size of less than 6mm falls into the interlayer and is discharged through the sieve holes of the sieve screen 902, and the clinker with the particle size of more than 6mm cannot fall into the interlayer because part of the clinker is positioned in the sieve holes of the sieve plate 901, so that the clinker cannot be thrown to the outer side of the sieve mechanism 9.
Claims (8)
1. The utility model provides a cement grinding aid test device which characterized in that: one includes the mount, the mount comprises longeron one, arc crossbeam one and curb plate, on arc crossbeam one both ends fixed connection's the longeron one respectively fixedly connected with screw rod, sealed pad one and sealed pad two, the mount passes through the hinge and rotates the connection apron, the apron comprises longeron two, arc crossbeam two, all fixed screen cloth mechanism that is equipped with on mount and the apron, mount fixed mounting is on the main shaft, the main shaft rotates and installs on the support frame, the side fixed mounting of support frame has the damping pivot, the damping pivot rotates and is connected with the cover body, the one end fixedly connected with actuating mechanism of main shaft.
2. The cement grinding aid test device of claim 1, wherein: the screen cloth mechanism is fixedly and fittingly laid on the inner side surfaces of the first arc-shaped cross beam and the second arc-shaped cross beam; the fixing frame and the cover plate play a role in supporting and connecting the screen mechanism, so that the screen mechanism rotates at a high speed under the driving of the fixing frame and the cover plate and the driving of the driving mechanism, and stable and efficient screening work is carried out.
3. The cement grinding aid test device of claim 1, wherein: the screen mechanism comprises a screen plate and a screen mesh, the screen plate is arranged on the inner side of the screen mesh, the thickness of the screen plate is 6mm, the aperture of each screen mesh uniformly distributed on the screen plate is 6mm, the vertical distance between the opposite surfaces of the screen plate and the screen mesh is 6mm, the aperture of each screen mesh uniformly distributed on the screen mesh is 6mm, and the screen meshes arranged on the screen mesh and the screen meshes arranged on the screen plate are staggered; the double-layer screen mechanism with staggered sieve pores can prevent clinker with over-limit length of the columnar structure from mixing into qualified clinker to influence the control of test conditions.
4. The cement grinding aid test device of claim 1, wherein: through grooves are formed in the longitudinal beam II connected to one end of the arc-shaped cross beam II, the number of the through grooves is the same as that of the screws, the inner diameter of each through groove is not smaller than the diameter of each screw, and each screw is in threaded connection with a lifting ring nut; the cover plate can be quickly and labor-saving opened and closed on the fixing frame through the hinge to discharge the filler, and the fixing frame and the cover plate can be stably locked by the screw and the lifting ring nut to ensure that the device can carry out safe screening work.
5. The cement grinding aid test device of claim 1, wherein: the first sealing gasket and the second sealing gasket are both flat cuboid rubber gasket structures, and the end surfaces of the two ends of the first sealing gasket and the second sealing gasket are flush with the end surfaces of the two ends of the first longitudinal beam and the second longitudinal beam; the first sealing gasket and the second sealing gasket can supplement a gap between the hinged fixing frame and the cover plate, and unqualified clinker is prevented from leaking.
6. The cement grinding aid test device of claim 1, wherein: when the side surfaces of the first sealing gasket and the second sealing gasket are tightly attached to the second longitudinal beam, the fixing frame and the cover plate jointly form a circular tube type structure, and the inner diameter of the circular tube structure formed by the fixing frame and the cover plate is 1-6 mm larger than the diameter of the side plate; the side plates can prevent clinker from leaking out of the two ends of the fixed frame and the cover plate.
7. The cement grinding aid test device of claim 1, wherein: when the fixing frame and the cover plate jointly form a circular tube type structure, the radian of an arc where the outer side surface of the cover plate is located is not less than 2 pi/3; the fixing frame with the large opening can greatly facilitate the filling and discharging work of operators.
8. The cement grinding aid test device of claim 1, wherein: the cover body is of a circular tube type structure with an opening on the side surface, and the length of the opening formed on the side surface of the cover body is the same as that of the cover body; the rotatable cover body can play a role in blocking sieve materials thrown out in the screen mechanism when the device sieves materials, so that the flying-out range of the sieve materials is limited, and the sieve materials can be conveniently and uniformly collected.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2021226132479 | 2021-10-28 | ||
| CN202122613247 | 2021-10-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216678975U true CN216678975U (en) | 2022-06-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123373371.9U Active CN216678975U (en) | 2021-10-28 | 2021-12-29 | Cement grinding aid test device |
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| CN (1) | CN216678975U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116984225A (en) * | 2023-09-25 | 2023-11-03 | 四川省江油市蜀玉实业有限公司 | Powder screening plant is used in stone dust processing |
-
2021
- 2021-12-29 CN CN202123373371.9U patent/CN216678975U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116984225A (en) * | 2023-09-25 | 2023-11-03 | 四川省江油市蜀玉实业有限公司 | Powder screening plant is used in stone dust processing |
| CN116984225B (en) * | 2023-09-25 | 2023-12-08 | 四川省江油市蜀玉实业有限公司 | Powder screening plant is used in stone dust processing |
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