CN220277593U - Screen cloth lifting and maintaining device of screening machine - Google Patents
Screen cloth lifting and maintaining device of screening machine Download PDFInfo
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- CN220277593U CN220277593U CN202321656266.2U CN202321656266U CN220277593U CN 220277593 U CN220277593 U CN 220277593U CN 202321656266 U CN202321656266 U CN 202321656266U CN 220277593 U CN220277593 U CN 220277593U
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- 238000012216 screening Methods 0.000 title claims abstract description 74
- 239000004744 fabric Substances 0.000 title claims abstract description 20
- 238000012423 maintenance Methods 0.000 claims abstract description 38
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 6
- 239000010959 steel Substances 0.000 claims abstract description 6
- 238000003466 welding Methods 0.000 claims abstract description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 description 11
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000007873 sieving Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 2
- 241000276425 Xiphophorus maculatus Species 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model provides a screen lifting maintenance device of a screening machine, which comprises a frame, an upper support frame, a jacking component, a connecting plate and an auxiliary telescopic cylinder, wherein the frame is formed by welding steel plates in a frame type structure; the lifting assembly lower extreme is rotated with the frame and is connected and the upper end is rotated with the upper support frame and is connected, the upper support frame is kept away from the one end that the lifting assembly was kept away from with the connecting plate and is kept away from the one end of frame and be connected, the upper support frame of this device through the support adapting unit rather than both ends can make the upper support frame wholly promote for the frame of lower extreme, can improve the operating space when screening machine screen cloth maintenance operation greatly, can improve the maintenance and overhaul efficiency of screening machine.
Description
Technical Field
The utility model relates to the technical field of screening machines, in particular to a lifting maintenance device for a screen of a screening machine.
Background
The movable screening station is high-efficiency screening equipment, adopts a self-driving mode, and has advanced technology and complete functions. Any position of the work site can be reached under the condition of more complex terrain. Thus, the processing operation on materials can be reduced, and the coordination of all auxiliary mechanical equipment is facilitated. The sieving machine can be very easily driven to the trailer or the equipment belt wheels so as to facilitate the movement of the sieving machine to the operation site, and the sieving machine can be immediately put into operation as soon as the equipment reaches the operation site without assembly time, so that the production rate is high, and the granularity of the finished product is uniform. In stone processing, the head stock is first screened and then subjected to subsequent crushing and further screening operations.
However, the quarry is usually far away from urban areas, equipment maintenance and overhaul are inconvenient, and especially the components at the lower end of the screen cloth of the screening machine and the original bottom of the screening device are maintained and overhauled, so that the conventional mobile screening machine has a compact structure and small equipment overhaul space. Meanwhile, the screening assembly and the conveying assembly of the movable screening station are required to be overhauled and maintained regularly so as to ensure long-term stable operation of equipment, and therefore, a device convenient for maintenance of the screen of the screening machine is required to be arranged.
Disclosure of Invention
In order to solve the problem that the maintenance and the overhaul of the integral screening machine screen cloth are inconvenient in the prior art.
The technical scheme of the utility model is as follows:
the utility model provides a screening machine screen cloth promotes maintenance device, includes frame, upper bracket, jacking subassembly, connecting plate and auxiliary telescopic cylinder, the frame is located screening machine screen cloth and promotes maintenance device and be used for supporting each subassembly, the frame is frame structure and is formed by the steel welding, the upper bracket is frame structure and adopts steel welding to form, and wherein the frame can be as the main part frame of screening machine, and the upper bracket is then used for installing and connecting screening machine screen cloth subassembly, connecting plate one end and frame upper end rotate to be connected, auxiliary telescopic cylinder one end and frame rotate to be connected the other end and connecting plate rotate to be connected, auxiliary telescopic cylinder is used for driving the connecting plate to rotate for the frame; the lifting assembly lower extreme is connected with the frame rotation and the upper end is connected with the upper support frame rotation, the upper support frame is kept away from the one end that the lifting assembly was kept away from to the upper support frame and the connecting plate is kept away from the one end rotation of frame and is connected, thereby the lifting assembly is used for driving the upper support frame to keep away from or to support near the frame has realized that the screening machine screen cloth lifts to keep away from the frame thereby increases the maintenance space of screening machine screen cloth lower extreme to a great extent.
Furthermore, the lifting maintenance device for the screen mesh of the screening machine is used for improving the structural strength of the lifting assembly so as to ensure the reliability of the screen mesh of the screening machine, the lifting assembly comprises a lifting frame, the lifting frame is of a U-shaped structure, and telescopic structures are arranged on two sides of the U-shaped structure of the lifting frame.
Furthermore, the screen lifting maintenance device for the screening machine is used for better guaranteeing the reliability and stability of connection between the jacking component and the upper support frame, wherein upper connecting angles are arranged at two sides of the U-shaped structure of the jacking frame, and the upper connecting angles are rotationally connected with the upper support frame.
Furthermore, the lifting maintenance device for the screen mesh of the screening machine can ensure the stability of lifting operation in the process of lifting the upper supporting frame and prevent the screen mesh from shifting in the process of lifting the upper supporting frame, and the lifting frame further comprises lifting telescopic cylinders, wherein the lifting telescopic cylinders comprise two telescopic cylinders which are respectively connected to two sides of a U-shaped structure of the lifting frame and are used for driving the two sides of the U-shaped structure of the lifting frame to stretch.
Furthermore, the utility model relates to a screen lifting maintenance device of a screening machine, which is used for guaranteeing the moving balance in the lifting process of an upper supporting frame, wherein the connecting plates comprise two connecting plates which are respectively connected to two sides of the end part of the upper supporting frame, and the auxiliary telescopic cylinders comprise two connecting plates which are respectively used for driving the connecting plates connected to two sides of the end part of the upper supporting frame to rotate relative to a frame.
Furthermore, the screen lifting maintenance device for the screening machine is characterized in that a limiting column is arranged on the lower side of one end, close to a connecting plate, of an upper support frame, a limiting plate is arranged on one end, close to an auxiliary telescopic cylinder, of the upper end of a frame, and the auxiliary telescopic cylinder drives the connecting plate to rotate, so that the limiting column can be clamped with the limiting plate when one end, connected with the connecting plate, of the upper support frame is close to the frame.
Furthermore, the screen lifting maintenance device for the screening machine is used for better guaranteeing stability and reliability when one end of the upper support frame is overlapped with the frame, the upper side edge of the limiting column is connected with the reinforcing corner plates, the reinforcing corner plates are of triangular plate-shaped structures, and the reinforcing corner plates comprise a plurality of reinforcing corner plates and are connected between the limiting column and the upper support frame side by side.
The utility model has the beneficial effects that:
the utility model relates to a screening machine screen lifting maintenance device which comprises a frame, an upper support frame, a jacking component, a connecting plate and an auxiliary telescopic cylinder, wherein one end of the connecting plate is rotationally connected with the upper end of the frame, and one end of the auxiliary telescopic cylinder is rotationally connected with the frame while the other end is rotationally connected with the connecting plate; the lower end of the jacking component is rotationally connected with the frame, the upper end of the jacking component is rotationally connected with the upper support frame, and one end of the upper support frame, which is far away from the jacking component, is rotationally connected with one end of the connecting plate, which is far away from the frame; the upper support frame of the device can be integrally lifted relative to the frame at the lower end through the support connecting parts at the two ends of the upper support frame, so that the operation space of the screening machine during maintenance operation can be greatly improved, and the maintenance and overhaul efficiency of the screening machine can be improved; further optimize the hoisting component of device for device simple structure is reliable, makes the balanced safe and reliable of lifting operation of upper bracket simultaneously, has improved the suitability of device to a great extent.
Drawings
FIG. 1 is a schematic view of a screen lifting maintenance apparatus for a screening machine according to the present utility model in an inspection condition;
FIG. 2 is a schematic diagram of a side structure of a screen lifting maintenance device of a screening machine in an overhauling state;
FIG. 3 is a schematic view of an operating condition of a screen lifting maintenance apparatus for a screening machine according to the present utility model;
FIG. 4 is a schematic structural view of a screen lifting maintenance device for a screening machine according to the present utility model;
FIG. 5 is a schematic view of a lifting assembly of a screen lifting maintenance apparatus of a screening machine according to the present utility model;
FIG. 6 is an enlarged schematic view of the structure at A of a screen lifting maintenance device of a screening machine according to the present utility model;
name and number in the figure: 1. a frame; 2. an upper support frame; 3. a jacking assembly; 4. a connecting plate; 5. an auxiliary telescopic cylinder; 11. a limiting plate; 21. a limit column; 22. reinforcing the corner plate; 31. a jacking frame; 32. an upper connecting angle; 33. and jacking the telescopic cylinder.
Detailed Description
In order to enable those skilled in the art to better understand the technical scheme of the present utility model, the present utility model is described in detail below with reference to the accompanying drawings.
As shown in fig. 1 to 4, the utility model provides a screen lifting maintenance device of a screening machine, which comprises a frame 1, an upper support frame 2, a jacking component 3, a connecting plate 4 and an auxiliary telescopic cylinder 5, wherein the frame 1 is positioned on the screen lifting maintenance device of the screening machine and is used for supporting the components, the frame 1 is formed by welding steel plates in a frame structure, the upper support frame 2 is formed by welding steel plates in a frame structure, and the frame 1 can be used as a main frame of the screening machine, namely the frame 1 of the device can also be used as a frame of the screening machine and is used for supporting other parts of the screening machine such as a power system and a conveying belt system; the upper supporting frame 2 is used for installing and connecting a screen assembly of the screening machine, namely, the screen or the screen assembly of the screening machine is fixedly installed on the upper supporting frame 2; one end of the connecting plate 4 is rotationally connected with the upper end of the frame 1 so that the connecting plate 4 can rotate relative to the frame 1, one end of the auxiliary telescopic cylinder 5 is rotationally connected with the frame 1, the other end of the auxiliary telescopic cylinder 5 is rotationally connected with the connecting plate 4, the auxiliary telescopic cylinder 5 is used for driving the connecting plate 4 to rotate relative to the frame 1, and a specific auxiliary telescopic cylinder 5 can adopt a hydraulic cylinder so as to reliably and stably drive the connecting plate 4 to rotate relative to the frame 1; the lifting assembly 3 lower extreme is rotated with frame 1 and is connected with the rotation of upper support frame 2, the one end that lifting assembly 3 was kept away from to upper support frame 2 is kept away from to the one end that frame 1 was kept away from with connecting plate 4 and is connected, thereby lifting assembly 3 is used for driving upper support frame 2 to keep away from or to support near frame 1 thereby has realized the maintenance space that the screening machine screen cloth was carried to keeping away from frame 1 thereby increase the screening machine screen cloth lower extreme to a great extent.
Specifically, as shown in fig. 1 and fig. 2, the frame 1, the upper support frame 2, the jacking component 3, the connecting plate 4 and the auxiliary telescopic cylinder 5 are all parts of the screen lifting maintenance device of the screening machine in the overhauling state, as shown in fig. 3 and fig. 4, the frame 1, the upper support frame 2, the jacking component 3, the connecting plate 4 and the auxiliary telescopic cylinder 5 are all parts of the screen lifting maintenance device of the screening machine in the working state, the specific working state refers to the normal screening operation state of the screening machine when the device is installed on the screening machine, and the overhauling state refers to the overhauling state of the screen of the screening machine. It can be obviously found from fig. 1 to 4 that when the auxiliary telescopic cylinder 5 and the jacking component 3 are in an extended state, the upper support frame 2 can be in an integrally lifted state, so that a larger space is available at the lower end of the upper support frame 2 for overhauling and maintaining, and particularly when the mobile screening machine is overhauled, the overhauling and maintaining efficiency of the screen of the vulnerable part can be greatly improved, overhauling and maintaining efficiency can be greatly improved, and the waste of overhauling time is greatly reduced.
As shown in fig. 5, the lifting assembly 3 of the lifting maintenance device for the screen mesh of the screening machine is provided with a specific structural scheme used in a specific embodiment, and further, in order to improve the structural strength of the lifting assembly 3 and further ensure the reliability of lifting the screen mesh of the screening machine, the lifting assembly 3 comprises a lifting frame 31, the lifting frame 31 is in a U-shaped structure, and telescopic structures are arranged on two sides of the U-shaped structure of the lifting frame 31. Namely, the two sides of one end of the upper support frame 2 can reach a better balance state in the lifting process by adopting the lifting frame 31 with a U-shaped structure, so that the phenomenon that the gravity center of the whole screening machine is deviated due to the balance of the two ends of the lifting assembly 3 when the upper support frame 2 is lifted is prevented from side turning. Further, for better ensuring the reliability and stability of the connection between the jacking component 3 and the upper support frame 2, the upper ends of the two sides of the U-shaped structure of the jacking frame 31 are provided with upper connection angles 32, and the upper connection angles 32 are rotationally connected with the upper support frame 2. Meanwhile, in order to ensure the stability of lifting operation of the lifting frame 31 in the process of lifting the upper supporting frame 2, the screen mesh is prevented from being deviated in the process of lifting the upper supporting frame 2, the lifting frame 31 further comprises a lifting telescopic cylinder 33, and the lifting telescopic cylinder 33 comprises two U-shaped structures which are respectively connected to the two sides of the lifting frame 31 and used for driving the two sides of the U-shaped structure of the lifting frame 31 to stretch. Namely, the two ends of the jacking frame 31 with the U-shaped structure are provided with jacking telescopic cylinders 33, and the jacking telescopic cylinders 33 can adopt hydraulic cylinders with reliable performance to ensure the stability of the lifting process of the upper support frame 2 better when the jacking component 3 lifts one end of the upper support frame 2.
As shown in fig. 1 to 4, further, in order to ensure the moving balance in the lifting process of the upper support frame 2, the connecting plates 4 comprise two connecting plates respectively connected to two sides of the upper support end, and the auxiliary telescopic cylinders 5 comprise two connecting plates 4 respectively used for driving the connecting plates 4 connected to two sides of the upper support end to rotate relative to the frame 1. That is, because the whole equipment of large-scale screening machine is heavy, also make its screen assembly whole heavier simultaneously, consequently, need ensure that upper bracket 2 drives the reliability and the stability of screen cloth promotion process, the structure that upper bracket 2 and frame 1 constitute needs guarantee connecting plate 4 promptly is reliable and stable, consequently both sides that upper bracket 2 kept away from the one end of jacking subassembly 3 all set up upper connecting plate 4 and auxiliary telescopic cylinder 5, through set up corresponding lifting unit in the both sides of upper bracket 2 tip, can make whole upper bracket 2 more steady safety in the lift process.
As shown in fig. 6, further, in order to ensure that the screening machine can stably run when the screening machine is in a working state, that is, the screening machine can normally perform screening operation, a limit post 21 is arranged at the lower side of one end of the upper support frame 2, which is close to the connecting plate 4, the limit post 21 is in a cylindrical structure, a limit plate 11 is arranged at one end of the upper end of the frame 1, which is close to the auxiliary telescopic cylinder 5, and the auxiliary telescopic cylinder 5 drives the connecting plate 4 to rotate, so that the limit post 21 can be clamped with the limit plate 11 when one end, which is connected with the upper support frame 2 and the connecting plate 4, is close to the frame 1. Further, for better guarantee upper bracket 2 one end and the overlap joint of frame 1 time reliable and stable, limit post 21 is gone up the side and is connected with and strengthen the scute 22, strengthen scute 22 and be triangle-shaped platy structure, strengthen scute 22 and include a plurality of and connect side by side between limit post 21 and upper bracket 2. The cooperation of spacing post 21 and limiting plate 11 that sets up promptly can make this device be in the operating condition the upper bracket 2 be connected with frame 1 firmly to guarantee screening machine's screen cloth can high-efficient screening operation steadily when the operation, thereby make and do not influence screening machine's normal screening operation after increasing this device.
The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. The foregoing is merely a preferred embodiment of the utility model, and it should be noted that, due to the limited text expressions, there is objectively no limit to the specific structure, and that, for a person skilled in the art, modifications, adaptations or variations may be made without departing from the principles of the present utility model, and the above technical features may be combined in any suitable manner; such modifications, variations and combinations, or the direct application of the inventive concepts and aspects to other applications without modification, are contemplated as falling within the scope of the present utility model.
Claims (7)
1. The utility model provides a screening machine screen cloth promotes maintenance device, includes frame (1), upper bracket (2), jacking subassembly (3), connecting plate (4) and supplementary telescopic cylinder (5), frame (1) are located screening machine screen cloth and promote maintenance device and be used for supporting each subassembly, frame (1) are frame type structure and are formed by the steel sheet welding, its characterized in that: one end of the connecting plate (4) is rotationally connected with the upper end of the frame (1), one end of the auxiliary telescopic cylinder (5) is rotationally connected with the frame (1), the other end of the auxiliary telescopic cylinder is rotationally connected with the connecting plate (4), and the auxiliary telescopic cylinder (5) is used for driving the connecting plate (4) to rotate relative to the frame (1); the lifting assembly is characterized in that the lower end of the lifting assembly (3) is rotationally connected with the frame (1) and the upper end of the lifting assembly is rotationally connected with the upper support frame (2), one end, away from the lifting assembly (3), of the upper support frame (2) is rotationally connected with one end, away from the frame (1), of the connecting plate (4), and the lifting assembly (3) is used for driving the upper support frame (2) to be away from or abutted to the frame (1).
2. The lifting maintenance device for the screen cloth of the screening machine according to claim 1, wherein the lifting assembly (3) comprises a lifting frame (31), the lifting frame (31) is of a U-shaped structure, and telescopic structures are arranged on two sides of the U-shaped structure of the lifting frame (31).
3. The lifting maintenance device for the screen cloth of the screening machine according to claim 2, wherein upper connecting angles (32) are arranged at two sides of the U-shaped structure of the jacking frame (31), and the upper connecting angles (32) are rotatably connected with the upper supporting frame (2).
4. The lifting maintenance device for the screen cloth of the screening machine according to claim 2, wherein the lifting frame (31) further comprises a lifting telescopic cylinder (33), and the lifting telescopic cylinder (33) comprises two telescopic cylinders which are respectively connected to two sides of the U-shaped structure of the lifting frame (31) and used for driving two sides of the U-shaped structure of the lifting frame (31) to stretch.
5. A screening machine screen lifting and maintaining device according to claim 1, characterized in that the connecting plates (4) comprise two connecting plates respectively connected to two sides of the upper supporting end, and the auxiliary telescopic cylinders (5) comprise two connecting plates (4) respectively connected to two sides of the upper supporting end and are used for driving the connecting plates to rotate relative to the frame (1).
6. The screen lifting maintenance device of any one of claims 1-5, wherein a limit post (21) is arranged at the lower side of one end of the upper support frame (2) which is close to the connecting plate (4), the limit post (21) is of a cylindrical structure, a limit plate (11) is arranged at one end of the upper end of the frame (1) which is close to the auxiliary telescopic cylinder (5), and the auxiliary telescopic cylinder (5) drives the connecting plate (4) to rotate so that the limit post (21) can be clamped with the limit plate (11) when one end of the upper support frame (2) which is connected with the connecting plate (4) is close to the frame (1).
7. The lifting maintenance device for the screen cloth of the screening machine according to claim 6, wherein the upper side edge of the limiting column (21) is connected with a reinforcing corner plate (22), the reinforcing corner plate (22) is of a triangular plate-shaped structure, and the reinforcing corner plate (22) comprises a plurality of reinforcing corner plates which are connected between the limiting column (21) and the upper supporting frame (2) side by side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321656266.2U CN220277593U (en) | 2023-06-28 | 2023-06-28 | Screen cloth lifting and maintaining device of screening machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321656266.2U CN220277593U (en) | 2023-06-28 | 2023-06-28 | Screen cloth lifting and maintaining device of screening machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220277593U true CN220277593U (en) | 2024-01-02 |
Family
ID=89341552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321656266.2U Active CN220277593U (en) | 2023-06-28 | 2023-06-28 | Screen cloth lifting and maintaining device of screening machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220277593U (en) |
-
2023
- 2023-06-28 CN CN202321656266.2U patent/CN220277593U/en active Active
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