CN118080338A - Vibrating screen tensioning device - Google Patents
Vibrating screen tensioning device Download PDFInfo
- Publication number
- CN118080338A CN118080338A CN202410307551.6A CN202410307551A CN118080338A CN 118080338 A CN118080338 A CN 118080338A CN 202410307551 A CN202410307551 A CN 202410307551A CN 118080338 A CN118080338 A CN 118080338A
- Authority
- CN
- China
- Prior art keywords
- tensioning
- plate
- screen
- vibrating screen
- spring pad
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000009957 hemming Methods 0.000 claims abstract description 17
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 239000010962 carbon steel Substances 0.000 claims description 6
- 229910000639 Spring steel Inorganic materials 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 238000005299 abrasion Methods 0.000 abstract description 5
- 239000011796 hollow space material Substances 0.000 abstract description 2
- 239000004744 fabric Substances 0.000 description 17
- 230000002035 prolonged effect Effects 0.000 description 6
- 238000012216 screening Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 239000004567 concrete Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 239000011384 asphalt concrete Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses a vibrating screen tensioning device, which relates to the technical field of vibrating screen tensioning and comprises a vibrating screen box side plate, wherein an arch spring pad is arranged at the bottom of one side of the vibrating screen box side plate, a tensioning screw rod is arranged at the middle position of the arch spring pad, a tensioning plate is arranged at one side, far away from the arch spring pad, of the tensioning screw rod, and a screen is arranged at the bottom end of the outer part of the tensioning plate. According to the invention, the single-side hemming pull plate of the screen is pressed by the tensioning plate, the upper edge of the single-side hemming pull plate is contacted with the side plate of the vibrating screen box body, the tensioning screw rod penetrates through the nut protecting plate, the tensioning plate, the side plate of the vibrating screen box body and the bow-shaped spring pad, a nut of the tensioning screw rod falls into the reserved hollow space of the nut protecting plate, the side tensioning plate and the bow-shaped spring pad are stressed by the nut, the fastening and tensioning of the screen of the vibrating screen are realized, the device realizes the tensioning of the screen of the vibrating screen, the nut of the tensioning screw rod is protected from impact and abrasion, and the problem of loosening of the screen caused by abrasion or insufficient tensioning of the nut of the tensioning screw rod is avoided.
Description
Technical Field
The invention relates to the technical field of vibrating screen tensioning, in particular to a vibrating screen tensioning device.
Background
Along with the rapid development # of highway construction in China, the demand for stable soil, cement concrete and asphalt concrete for paving the pavement is increased, the quality requirement is also increased, and the concrete large vibrating screen is one of key components in engineering.
The screen frame and the screen mesh of the existing vibrating screen are tensioned by adopting tension plates to buckle the tension plates at two sides of the screen mesh, and then the tension plates are fastened by using horizontal bolts, so that the bolts are required to be pre-tightened simultaneously inside and outside the screen body, and the operation of the overhaulers is difficult due to limited space inside the screen body. The replacement of the screen is time-consuming and laborious. After the screen is replaced, the situation that the nut is worn out and the screen falls frequently occurs because the protection measure of the nut is not provided; the vibrating screen belongs to continuous high-frequency vibrating equipment, and nuts can vibrate and fall off due to common horizontal tension bolts; the above conditions can cause loosening of the screen, reduce the throughput of the shaker, and also accelerate breakage of the screen.
Disclosure of Invention
The invention aims at: in order to solve the problem that the screen frame and the screen of the existing vibrating screen are tensioned by pulling plates which are buckled on two sides of the screen by tensioning plates, and then the tensioning plates are fastened by using horizontal bolts, the bolts are required to be pre-tightened simultaneously inside and outside the screen body, and the operation of the overhaulers is difficult due to limited space in the screen body. The replacement of the screen is time-consuming and laborious. After the screen is replaced, the situation that the nut is worn out and the screen falls frequently occurs because the protection measure of the nut is not provided; the vibrating screen belongs to continuous high-frequency vibrating equipment, and nuts can vibrate and fall off due to common horizontal tension bolts; the problems that the screen cloth loosens, the production capacity of the vibrating screen is reduced, and the damage of the screen cloth is accelerated are caused under the above conditions, and the tensioning device of the vibrating screen is provided.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a shale shaker straining device, includes the shale shaker box curb plate, the bottom of shale shaker box curb plate one side is equipped with the bow spring pad, the intermediate position department of bow spring pad is equipped with the tensioning screw, one side that the bow spring pad was kept away from to the tensioning screw is equipped with the tensioning plate, the outside bottom of tensioning plate is equipped with the screen cloth.
As still further aspects of the invention: nuts are arranged on two sides of the tensioning screw rod, and the nuts are made of carbon steel materials.
As still further aspects of the invention: the bow spring pad is made of 65MN spring steel, the thickness of the bow spring pad is 6-8mm, and the angle range of the bow spring pad is 90-100 degrees.
As still further aspects of the invention: the middle position of the bow spring pad is provided with a through hole, the tensioning screw is made of carbon steel, and the tensioning screw is detachably connected with the bow spring pad and the tensioning plate through a plurality of groups of nuts and the through holes.
As still further aspects of the invention: the bow spring pad is fixedly connected with the tensioning plate through a tensioning screw rod.
As still further aspects of the invention: the thickness of the tensioning plate is 6mm, the angle range of one side of the tensioning plate is 90-100 degrees, and the angle range of the other side of the tensioning plate is 135-150 degrees.
As still further aspects of the invention: the thickness of the nut protection plate is 20mm, the nut protection plate is made of an iron plate with the thickness of 80mmx80mm, and the nut protection plate is connected with the tensioning plate in a welding mode.
As still further aspects of the invention: the screen assembly comprises a single-side hemming pull plate, an external support is arranged on one side of the single-side hemming pull plate, and a screen is arranged in the external support.
As still further aspects of the invention: the bottom of unilateral turn-up arm-tie one side is equipped with the screen cloth and supports, unilateral turn-up arm-tie passes through screen cloth support and shale shaker box curb plate fixed connection.
Compared with the prior art, the invention has the beneficial effects that: welding screen cloth supports on the shale shaker box curb plate, the unilateral turn-up arm-tie of screen cloth is placed on the screen cloth supports, use the take-up plate bottom to push down the unilateral turn-up arm-tie of screen cloth on the screen cloth supports, the higher authority and shale shaker box curb plate contact, take-up screw passes the nut protection shield, take-up plate, shale shaker box curb plate and bow spring pad, the nut of take-up screw falls into the nut protection shield and reserves the fretwork in, screw up the nut outside the shale shaker makes side take-up plate and bow spring pad atress, realize the fastening of shale shaker screen cloth taut, this device convenient to use, easy operation has realized the effective taut of shale shaker screen cloth, and fine protection the nut of take-up screw is avoided ore impact, wearing and tearing. The problem of loose screen cloth caused by abrasion or insufficient tightening of nuts of the tightening screw is avoided.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a partial perspective view of the present invention;
Fig. 3 is an enlarged schematic view of fig. 1 a according to the present invention.
In the figure: 1. a nut; 2. tensioning the screw; 3. a bow spring pad; 3014. a side plate of the vibrating screen box body; 5. tensioning the plate; 6. a nut protection plate; 7. a screen assembly; 701. a single-side hemming pull plate; 702. a screen; 703. an external bracket; 8. and (5) supporting a screen.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "configured" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art. Hereinafter, an embodiment of the present invention will be described in accordance with its entire structure.
Referring to fig. 1 to 3, in an embodiment of the present invention, a tensioning device for a vibrating screen includes a side plate 4 of a vibrating screen box, and is characterized in that a bow spring pad 3 is disposed at a bottom of one side of the side plate 4 of the vibrating screen box, a tensioning screw 2 is disposed at a middle position of the bow spring pad 3, a tensioning plate 5 is disposed at a side of the tensioning screw 2 away from the bow spring pad 3, and a screen 7 is disposed at a bottom end of an outer portion of the tensioning plate 5.
The shaker screen is the component that directly contacts the material and plays an important role in the shaker component. The screening precision, screening yield, net penetration rate and the like which are usually concerned are closely related to the screen; the effective screening area of the screen mesh of the vibrating screen is related to the screening yield and efficiency of the vibrating screen, and the purpose of tensioning the screen mesh of the vibrating screen is to ensure the effective screening area of the vibrating screen; the screen cloth of the vibrating screen is not tensioned, so that materials can be piled up and accumulated to a loose place, the work load of the loose screen cloth part can be increased along with long-time work, blocking and local heating can occur, the effective screening area of the screen cloth of the vibrating screen is reduced, even the screen cloth is damaged, the upper-level materials pollute the lower-level materials, and the production progress is influenced.
Referring to fig. 1, nuts 1 are arranged on two sides of the tensioning screw 2, and the nuts 1 are made of carbon steel, so that the use strength of the nuts 1 is ensured, and the service life of the device is prolonged.
Referring to fig. 1, the bow spring pad 3 is made of 65MN spring steel, the thickness of the bow spring pad 3 is 6-8mm, the angle range of the bow spring pad 3 is 90-100 degrees, the service life is prolonged, the generated elasticity is improved, and the practicality is high.
Referring to fig. 1 and 3, a through hole 301 is formed in the middle position of the bow spring pad 3, the tensioning screw rod 2 is made of carbon steel, the tensioning screw rod 2 is detachably connected with the bow spring pad 3 and the tensioning plate 5 through a plurality of groups of nuts 1 and the through holes 301 and is used for connection, and the tensioning screw rod 2 is convenient to assemble and disassemble with the bow spring pad 3 and the tensioning plate 5 through the nuts 1.
Referring to fig. 1, the bow spring pad 3 is fixedly connected with the tensioning plate 5 through the tensioning screw rod 2, so that the service life of the device is prolonged, and the bow spring pad 3 and the tensioning plate 5 are fixed.
Referring to fig. 1, the thickness of the tensioning plate 5 is 6mm, the angle range of one side of the tensioning plate 5 is 90-100 degrees, the angle range of the other side of the tensioning plate 5 is 135-150 degrees, the service life and the connection firmness are prolonged, and the practicability is high.
Referring to fig. 1, the thickness of the nut protection plate 6 is 20mm, the nut protection plate 6 is made of an 80mmx80mm iron plate, the nut protection plate 6 is welded with the tensioning plate 5, the service life and the connection firmness are prolonged, and meanwhile, the connection is firm.
Referring to fig. 2, the screen assembly 7 includes a single-side hemming pull plate 701, an external bracket 703 is disposed on one side of the single-side hemming pull plate 701, a screen 702 is disposed in the external bracket 703, and the single-side hemming pull plate 701 and the external bracket 703 improve the connection firmness of the screen 702, thereby prolonging the service life of the device.
Referring to fig. 1, a screen support 8 is disposed at the bottom of one side of the single-side hemming pull plate 701, and the single-side hemming pull plate 701 is fixedly connected with the side plate 4 of the vibrating screen box body through the screen support 8, so that the overall connection firmness is improved, and the service life is prolonged.
The working principle of the invention is as follows: the screen support 8 is welded on the side plate 4 of the vibrating screen box, the single-side hemming pull plate 701 of the screen assembly 7 is placed on the screen support 8, the bottom edge of the tensioning plate 5 is used for pressing the single-side hemming pull plate of the screen assembly 7 on the screen support 8, the upper edge of the single-side hemming pull plate is in contact with the side plate 4 of the vibrating screen box, the tensioning screw 2 penetrates through the nut protection plate 6, the tensioning plate 5, the side plate 4 of the vibrating screen box and the bow spring pad 3, a nut of the tensioning screw 2 falls into the reserved hollow space of the nut protection plate 6, the nut 1 is screwed outside the vibrating screen to enable the side tensioning plate 5 and the bow spring pad 3 to bear force, fastening and tensioning of the screen 702 of the vibrating screen are achieved, the device is convenient to use and simple to operate, effective tensioning of the screen 702 of the vibrating screen is achieved, the nut of the tensioning screw 2 is well protected from mineral impact and abrasion, and the problem that the screen 702 is loose due to abrasion or insufficient tensioning of the nut of the tensioning screw 2.
The foregoing description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical solution of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (9)
1. The utility model provides a shale shaker straining device, includes shale shaker box curb plate (4), its characterized in that, the bottom of shale shaker box curb plate (4) one side is equipped with bow spring pad (3), the intermediate position department of bow spring pad (3) is equipped with tensioning screw (2), one side that bow spring pad (3) was kept away from to tensioning screw (2) is equipped with tensioning plate (5), the outside bottom of tensioning plate (5) is equipped with screen assembly (7).
2. A vibrating screen tensioning device according to claim 1, characterized in that nuts (1) are arranged on both sides of the tensioning screw (2), and the nuts (1) are made of carbon steel.
3. A vibrating screen tensioning device according to claim 2, characterized in that the bow spring pad (3) is made of 65MN spring steel, the thickness of the bow spring pad (3) is 6-8mm, and the angle of the bow spring pad (3) is 90-100 °.
4. A vibrating screen tensioning device according to claim 2, characterized in that a through hole (301) is formed in the middle position of the bow spring pad (3), the tensioning screw (2) is made of carbon steel, and the tensioning screw (2) is detachably connected with the bow spring pad (3) and the tensioning plate (5) through a plurality of groups of nuts (1) and the through holes (301).
5. A vibrating screen tensioning device according to claim 1, characterized in that the bow spring pad (3) is fixedly connected to the tensioning plate (5) by means of tensioning screws (2).
6. A vibrating screen tensioning device according to claim 1, characterized in that the thickness of the tensioning plate (5) is 6mm, the angle of one side of the tensioning plate (5) being in the range of 90-100 ° and the angle of the other side of the tensioning plate (5) being in the range of 135-150 °.
7. A vibrating screen tensioning device according to claim 1, characterized in that the thickness of the nut protection plate (6) is 20mm, the nut protection plate (6) is made of an 80mm x80mm iron plate, and the nut protection plate (6) is welded with the tensioning plate (5).
8. A vibrating screen tensioning device according to claim 1, characterized in that the screen assembly (7) comprises a single-sided hemming pull plate (701), one side of the single-sided hemming pull plate (701) being provided with an outer bracket (703), the inside of the outer bracket (703) being provided with a screen (702).
9. The vibrating screen tensioning device according to claim 1, wherein a screen support (8) is arranged at the bottom of one side of the single-side hemming pull plate (701), and the single-side hemming pull plate (701) is fixedly connected with the vibrating screen box side plate (4) through the screen support (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410307551.6A CN118080338A (en) | 2024-03-18 | 2024-03-18 | Vibrating screen tensioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410307551.6A CN118080338A (en) | 2024-03-18 | 2024-03-18 | Vibrating screen tensioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118080338A true CN118080338A (en) | 2024-05-28 |
Family
ID=91159857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410307551.6A Pending CN118080338A (en) | 2024-03-18 | 2024-03-18 | Vibrating screen tensioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118080338A (en) |
-
2024
- 2024-03-18 CN CN202410307551.6A patent/CN118080338A/en active Pending
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Legal Events
| Date | Code | Title | Description |
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| PB01 | Publication |