Hydraulic stepless lifting chassis of filtering and drying machine
By designing a shock-absorbing buffer mechanism on the hydraulic stepless lifting chassis of the filter dryer, the damping force and elastic force of the hydraulic oil and buffer springs are used to buffer the vibration force during operation of the buffering equipment, the service life caused by vibration force transmission in the prior art is solved. Shorten the problem and detect the vibration force through the vibration sensor, achieving earthquake protection and normal operation judgment of the equipment.
Patent Information
- Application Number
- CN202421235490.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-03
- Publication Date
- 2025-01-03
- Estimated Expiration
- 2034-06-03
AI Technical Summary
The existing filtration dryer hydraulic stepless lifting chassis lacks shock absorption and buffering effect during operation, resulting in the vibration force being directly transmitted to the chassis, shortening its service life.
A shock-absorbing buffer mechanism including fixed seat, damping plate, hydraulic oil, column, buffering spring and telescopic rod is designed. The damping force and spring elastic action are generated by the flow of hydraulic oil, effectively buffering the vibration force during the operation of the filter dryer. , and detect the vibration force magnitude through the vibration sensor to determine the normal operation of the equipment.
It effectively reduces the transmission of vibration power to the hydraulic stepless lifting chassis body, extends the service life, and detects the vibration power magnitude through the vibration sensor to judge the normal operation of the equipment.
Smart Images
Figure CN222297539U_ABST
Abstract
Description
Technical Field
[0001] The present application relates to the technical field of filter dryers, and in particular to a hydraulic stepless lifting chassis of a filter dryer. Background Art
[0002] Filter dryers are multifunctional equipment for solid-liquid separation and drying that are widely used in the fields of medicine, food, chemical industry, new energy, etc. Due to the large number of process material ports and the need to set up a discharge isolation protection device, there are many space restrictions for filter dryers. Therefore, a hydraulic stepless lifting chassis will be installed at the bottom of the filter dryer body to control the height of the filter dryer for easy use. The hydraulic stepless lifting chassis refers to the use of a hydraulic system to achieve a lifting mechanism to smoothly raise or lower the body. The hydraulic stepless lifting chassis is usually composed of oil, hydraulic pump, hydraulic motor, lifting mechanism and other parts.
[0003] In the related art, when the filter dryer is installed and fixed on a hydraulic stepless lifting chassis for use, the connection between the hydraulic stepless lifting chassis and the filter dryer does not have a good shock-absorbing and buffering effect, and the vibration force generated during the operation of the filter dryer will be directly transmitted to the hydraulic stepless lifting chassis. The hydraulic stepless lifting chassis is easily shortened due to the influence of the vibration force for a long time. Therefore, we propose a hydraulic stepless lifting chassis for a filter dryer to solve the above problem. Utility Model Content
[0004] The purpose of this application is to provide a hydraulic stepless lifting chassis for a filter dryer, which has the function of effectively buffering and unloading the vibration force generated during the operation of the filter dryer, effectively reducing the vibration force transmitted to the hydraulic stepless lifting chassis body, achieving the effect of seismic protection of the hydraulic stepless lifting chassis body, and extending the service life of the hydraulic stepless lifting chassis body.
[0005] The above-mentioned technical purpose of the present application is achieved through the following technical solutions: a hydraulic stepless lifting chassis for a filter dryer, comprising a hydraulic stepless lifting chassis body and a filter dryer arranged above the hydraulic stepless lifting chassis body, the output shaft of the hydraulic stepless lifting chassis body is fixedly installed with a bearing plate, a shock-absorbing and buffering mechanism is arranged on the top of the bearing plate, a mounting plate is arranged on the top of the shock-absorbing and buffering mechanism, the filter dryer is detachably fixedly installed on the top of the mounting plate, and the shock-absorbing and buffering mechanism is used to buffer and unload the vibration force generated during the operation of the filter dryer.
[0006] The present application is further configured as follows: the shock-absorbing and buffering mechanism includes a fixed seat, a damping plate, a hydraulic oil, a plurality of columns and a plurality of buffer springs; the fixed seat is fixedly mounted on the top of the bearing plate; a mounting cavity is provided in the fixed seat; the damping plate is located in the mounting cavity; the outer wall of the damping plate is in sliding and sealing contact with the inner wall of the mounting cavity; a plurality of damping holes are provided on the top of the damping plate and are evenly distributed; the hydraulic oil is stored in the mounting cavity and is located below the damping plate; the plurality of columns are fixedly mounted on the top of the damping plate and are evenly distributed; a plurality of evenly distributed through holes are provided on the inner wall at the top of the mounting cavity; the top ends of the plurality of columns respectively penetrate the corresponding through holes, and the top ends of the plurality of columns are fixedly connected to the bottom of the mounting plate; the bottom ends of the plurality of buffer springs are fixedly connected to the top of the fixed seat; the top ends of the plurality of buffer springs are fixedly connected to the bottom of the mounting plate, and the plurality of buffer springs are respectively sleeved on the corresponding columns.
[0007] The present application is further configured as follows: a sealing ring 1 is fixedly installed on the inner wall of the through hole 1, and the column is slidably sealed in cooperation with the through hole 1 through the sealing ring 1.
[0008] The present application is further configured as follows: the shock absorbing and buffering mechanism also includes multiple hollow columns, multiple damping plates 2, multiple buffer springs 2, multiple hydraulic oils 2 and multiple telescopic rods, the multiple hollow columns are fixedly installed on the top of the bearing plate, and the multiple hollow columns are arranged in an equidistant ring around the fixed seat, the multiple damping plates 2 are respectively located in the corresponding hollow columns, the outer wall of the damping plate 2 is in sliding sealing contact with the inner wall of the hollow column, the damping plate 2 is provided with multiple damping holes 2 that are evenly distributed, the bottom ends of the multiple buffer springs 2 are respectively fixedly connected to the bottom inner walls of the corresponding hollow columns, the tops of the multiple buffer springs 2 are respectively fixedly connected to the bottoms of the corresponding damping plates 2, the multiple hydraulic oils 2 are respectively stored in the corresponding hollow columns and are located below the corresponding damping plates 2, the multiple telescopic rods are respectively fixedly installed on the tops of the corresponding damping plates 2, the tops of the multiple hollow columns are provided with through holes 2, the tops of the multiple telescopic rods respectively penetrate the corresponding through holes 2, and the tops of the multiple telescopic rods are fixedly connected to the bottom of the mounting plate.
[0009] The present application is further configured as follows: a sealing ring 2 is fixedly mounted on the inner wall of the through hole 2, and the telescopic rod is slidably sealed in cooperation with the through hole 2 via the sealing ring 2.
[0010] The present application is further configured as follows: an annular protective cover is fixedly mounted on the bottom of the mounting plate, the shock absorbing and buffering mechanism is located inside the annular protective cover, and the top of the bearing plate extends into the annular protective cover.
[0011] The present application is further configured as follows: a vibration sensor is fixedly mounted on the bottom of the mounting plate, and the vibration sensor is located inside the annular protective cover.
[0012] The present application includes at least one of the following beneficial technical effects:
[0013] 1. This application utilizes the retractable characteristics of the hydraulic stepless lifting chassis body to control the vertical lifting of the filter dryer, and then adjust the height of the filter dryer according to usage requirements.
[0014] 2. The present application utilizes a shock-absorbing and buffering mechanism composed of a fixed seat, a damping plate, a hydraulic oil, multiple columns, multiple buffer springs, multiple hollow columns, multiple damping plates, multiple buffer springs, multiple hydraulic oils and multiple telescopic rods to effectively buffer and unload the vibration force generated during the operation of the filter dryer, and can effectively reduce the vibration force transmitted to the hydraulic stepless lifting chassis body, thereby achieving the effect of earthquake-resistant protection of the hydraulic stepless lifting chassis body and extending the service life of the hydraulic stepless lifting chassis body.
[0015] 3. The present application can detect the magnitude of the vibration force generated when the filter-dryer is running by using a vibration sensor, and can determine whether the filter-dryer is running normally based on the magnitude of the vibration force. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.
[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of this embodiment.
[0018] Figure 2 It is a schematic diagram of the main cross-sectional structure of this embodiment.
[0019] Figure 3 yes Figure 2 Schematic diagram of the enlarged structure of part A.
[0020] In the figure, 1. hydraulic stepless lifting chassis body; 2. filter dryer; 3. load-bearing plate; 4. mounting plate; 5. fixing seat; 6. mounting cavity; 7. damping plate one; 8. damping hole one; 9. hydraulic oil one; 10. column; 11. buffer spring one; 12. sealing ring one; 13. hollow column; 14. damping plate two; 15. damping hole two; 16. buffer spring two; 17. hydraulic oil two; 18. telescopic rod; 19. sealing ring two; 20. annular protective cover; 21. vibration sensor. DETAILED DESCRIPTION
[0021] The technical solution of the present application will be clearly and completely described below in conjunction with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all of the embodiments. Based on the embodiments of the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present application.
[0022] See also Figure 1 , Figure 2 and Figure 3 The present application provides a hydraulic stepless lifting chassis for a filter dryer, comprising a hydraulic stepless lifting chassis body 1 and a filter dryer 2 arranged above the hydraulic stepless lifting chassis body 1. The retractable characteristics of the hydraulic stepless lifting chassis body 1 can be used to control the vertical lifting of the filter dryer 2, and then the height of the filter dryer 2 can be adjusted according to usage requirements. The output shaft of the hydraulic stepless lifting chassis body 1 is fixedly installed with a bearing plate 3, and a shock-absorbing and buffering mechanism is provided on the top of the bearing plate 3. A mounting plate 4 is provided on the top of the shock-absorbing and buffering mechanism. The filter dryer 2 is detachably fixedly installed on the top of the mounting plate 4. It should be noted that the filter dryer 2 can be fixedly assembled on the mounting plate 4 by bolts to facilitate the disassembly and assembly of the filter dryer 2. The shock-absorbing and buffering mechanism is used to buffer and unload the vibration force generated by the filter dryer 2 during operation.
[0023] In this embodiment, the shock absorbing and buffering mechanism includes a fixed seat 5, a damping plate 7, hydraulic oil 9, a plurality of columns 10, a plurality of buffer springs 11, a plurality of hollow columns 13, a plurality of damping plates 14, a plurality of buffer springs 16, a plurality of hydraulic oils 17 and a plurality of telescopic rods 18. The fixed seat 5 is fixedly installed on the top of the bearing plate 3, and a mounting cavity 6 is provided in the fixed seat 5. The damping plate 7 is located in the mounting cavity 6. The outer wall of the damping plate 7 is in sliding sealing contact with the inner wall of the mounting cavity 6. A plurality of damping holes 8 are evenly distributed on the top of the damping plate 7. The hydraulic oil 9 is stored in the mounting cavity 6 and is located below the damping plate 7. The plurality of columns 10 are fixedly installed on the top of the damping plate 7 and are evenly distributed. A plurality of evenly distributed through holes are provided on the wall, the top ends of the plurality of columns 10 respectively penetrate the corresponding through holes, and the top ends of the plurality of columns 10 are fixedly connected to the bottom of the mounting plate 4, the bottom ends of the plurality of buffer springs 11 are fixedly connected to the top of the fixing seat 5, the top ends of the plurality of buffer springs 11 are fixedly connected to the bottom of the mounting plate 4, and the plurality of buffer springs 11 are respectively sleeved on the corresponding columns 10, and the elastic force of the plurality of buffer springs 11 can be used to buffer and unload the vibration force generated by the operation of the filter dryer 2, thereby effectively reducing the vibration force transmitted to the hydraulic stepless lifting chassis body 1, and the damping force generated by the flow of hydraulic oil 9 through the plurality of damping holes 8 can effectively suppress the occurrence of the plurality of buffer springs 11 Reciprocating bounce, that is, it can ensure effective buffering and unloading of the vibration force generated by the filter dryer 2. Multiple hollow columns 13 are fixedly installed on the top of the bearing plate 3, and multiple hollow columns 13 are arranged in an equidistant ring around the fixed seat 5. Multiple damping plates 14 are respectively located in the corresponding hollow columns 13, and the outer wall of the damping plate 14 is in sliding and sealing contact with the inner wall of the hollow column 13. The damping plate 14 is provided with multiple evenly distributed damping holes 15, and the bottom ends of multiple buffer springs 16 are respectively fixedly connected to the bottom inner walls of the corresponding hollow columns 13, and the top ends of multiple buffer springs 16 are respectively fixedly connected to the bottoms of the corresponding damping plates 14, and multiple hydraulic oils 17 are respectively stored in the corresponding hollow columns 13 and located at the corresponding damping holes. Below the damping plate 14, multiple telescopic rods 18 are fixedly installed on the top of the corresponding damping plate 14, and the tops of the multiple hollow columns 13 are each provided with a through hole 2. The tops of the multiple telescopic rods 18 respectively penetrate the corresponding through hole 2, and the tops of the multiple telescopic rods 18 are fixedly connected to the bottom of the mounting plate 4. By utilizing the elastic force of the multiple buffer springs 16, the vibration force generated during the operation of the filter dryer 2 can be further buffered and unloaded, thereby further reducing the vibration force transmitted to the hydraulic stepless lifting chassis body 1. By utilizing the damping force generated by the flow of hydraulic oil 17 through the multiple damping holes 15, the reciprocating bounce of the multiple buffer springs 16 can be effectively suppressed, that is, it can ensure that the vibration force generated by the filter dryer 2 is effectively buffered and unloaded.
[0024] In this embodiment, in order to prevent the hydraulic oil 9 from leaking from the gap between the through hole 1 and the column 10, a sealing ring 12 is fixedly installed on the inner wall of the through hole 1, and the column 10 is slidably sealed with the through hole 1 through the sealing ring 12.
[0025] In this embodiment, in order to prevent the hydraulic oil 17 from leaking from the gap between the through hole 2 and the telescopic rod 18, a sealing ring 19 is fixedly installed on the inner wall of the through hole 2, and the telescopic rod 18 is slidably sealed with the through hole 2 through the sealing ring 19.
[0026] In this embodiment, in order to isolate and protect the shock-absorbing and buffering mechanism, an annular protective cover 20 is fixedly installed at the bottom of the mounting plate 4. The shock-absorbing and buffering mechanism is located in the annular protective cover 20, and the top of the supporting plate 3 extends into the annular protective cover 20.
[0027] In this embodiment, in order to detect the magnitude of the vibration force generated when the filter-dryer 2 is running, and to determine whether the filter-dryer 2 is operating normally by the magnitude of the vibration force, a vibration sensor 21 is fixedly installed at the bottom of the mounting plate 4, and the vibration sensor 21 is located in the annular protective cover 20. It should be noted that the vibration sensor 21 can be purchased on the market, and the vibration sensor 21 can be electrically connected to an external display screen. The vibration value detected by the vibration sensor 21 can be displayed on the display screen for easy viewing by the staff.
[0028] Through the above structure, the hydraulic stepless lifting chassis of the filter dryer provided by the present application can effectively buffer and unload the vibration force generated during the operation of the filter dryer 2 when in use, and can effectively reduce the vibration force transmitted to the hydraulic stepless lifting chassis body 1, thereby achieving the effect of earthquake protection for the hydraulic stepless lifting chassis body 1 and extending the service life of the hydraulic stepless lifting chassis body 1. During specific operation, during the use of the filter dryer 2, by controlling the extension of the hydraulic stepless lifting chassis body 1, the bearing plate 3, the shock absorbing and buffering mechanism, the mounting plate 4 and the filter dryer 2 can be pushed to rise vertically, and by controlling the extension of the hydraulic stepless lifting chassis body 1, the bearing plate 3, the shock absorbing and buffering mechanism, the mounting plate 4 and the filter dryer 2 can be pushed to fall vertically, thereby achieving the effect of conveniently adjusting the height position of the filter dryer 2;
[0029] When the filter dryer 2 is in operation, the vibration force generated by the filter dryer 2 will be transmitted to the mounting plate 4. The mounting plate 4 will be subjected to the vibration force, which will drive the plurality of uprights 10, the damping plate 17, the plurality of telescopic rods 18 and the plurality of damping plates 14 to perform micro-movement in the vertical direction. The plurality of buffer springs 11 and the plurality of buffer springs 16 are deformed by force. Under the elastic force of the plurality of buffer springs 11 and the plurality of buffer springs 16, the vibration force generated by the operation of the filter dryer 2 can be effectively buffered and unloaded. By utilizing the damping force generated by the flow of the hydraulic oil 9 through the plurality of damping holes 8, the reciprocating bounce of the plurality of buffer springs 11 can be effectively suppressed. By utilizing the damping force generated by the flow of the hydraulic oil 17 through the plurality of damping holes 15, the reciprocating bounce of the plurality of buffer springs 16 can be effectively suppressed. This can ensure that the vibration force generated by the filter dryer 2 is effectively buffered and unloaded, thereby effectively reducing the vibration force transmitted to the hydraulic stepless lifting chassis body 1, and achieving the effect of earthquake protection for the hydraulic stepless lifting chassis body 1.
[0030] When the filter-dryer 2 is in operation, the vibration sensor 21 can be used to detect the magnitude of the vibration force generated during the operation of the filter-dryer 2, and whether the filter-dryer 2 is operating normally can be determined based on the magnitude of the vibration force.
Claims
1. A hydraulic stepless lifting chassis for a filter dryer, characterized in that: The invention comprises a hydraulic stepless lifting chassis body (1) and a filter dryer (2) arranged above the hydraulic stepless lifting chassis body (1), wherein the output shaft of the hydraulic stepless lifting chassis body (1) is fixedly mounted with a bearing plate (3), a shock absorbing and buffering mechanism is arranged on the top of the bearing plate (3), a mounting plate (4) is arranged on the top of the shock absorbing and buffering mechanism, the filter dryer (2) is detachably fixedly mounted on the top of the mounting plate (4), and the shock absorbing and buffering mechanism is used to buffer and unload the vibration force generated by the filter dryer (2) during operation.
2. The hydraulic stepless lifting chassis of the filter dryer according to claim 1 is characterized in that: The shock absorbing and buffering mechanism comprises a fixing seat (5), a damping plate (7), a hydraulic oil (9), a plurality of columns (10) and a plurality of buffer springs (11); the fixing seat (5) is fixedly mounted on the top of the bearing plate (3); a mounting cavity (6) is provided in the fixing seat (5); the damping plate (7) is located in the mounting cavity (6); the outer wall of the damping plate (7) is in sliding sealing contact with the inner wall of the mounting cavity (6); a plurality of damping holes (8) are evenly distributed on the top of the damping plate (7); the hydraulic oil (9) is stored in the mounting cavity (6) and is located below the damping plate (7); and the plurality of buffer springs (11) are provided in the mounting cavity (6). The columns (10) are all fixedly mounted on the top of the damping plate (7) and are evenly distributed. A plurality of evenly distributed through holes are provided on the top inner wall of the mounting cavity (6). The top ends of the plurality of columns (10) respectively penetrate the corresponding through holes, and the top ends of the plurality of columns (10) are all fixedly connected to the bottom of the mounting plate (4). The bottom ends of the plurality of buffer springs (11) are all fixedly connected to the top of the fixing seat (5). The top ends of the plurality of buffer springs (11) are all fixedly connected to the bottom of the mounting plate (4), and the plurality of buffer springs (11) are respectively sleeved on the corresponding columns (10).
3. The hydraulic stepless lifting chassis of the filter dryer according to claim 2 is characterized in that: A sealing ring (12) is fixedly mounted on the inner wall of the through hole (1), and the upright column (10) is slidably sealed with the through hole (1) via the sealing ring (12).
4. The hydraulic stepless lifting chassis of the filter dryer according to claim 2 is characterized by: The shock absorbing and buffering mechanism further comprises a plurality of hollow columns (13), a plurality of damping plates (14), a plurality of buffer springs (16), a plurality of hydraulic oils (17) and a plurality of telescopic rods (18); the plurality of hollow columns (13) are fixedly mounted on the top of the bearing plate (3), and the plurality of hollow columns (13) are arranged in an annular pattern with equal spacing around the fixing seat (5); the plurality of damping plates (14) are respectively located in the corresponding hollow columns (13); the outer wall of the damping plate (14) is in sliding sealing contact with the inner wall of the hollow column (13); the damping plate (14) is provided with a plurality of damping holes (15) which are evenly distributed; the bottom of the plurality of buffer springs (16) is provided with a plurality of damping holes (15) which are evenly distributed; The ends are respectively fixedly connected to the bottom inner walls of the corresponding hollow columns (13), the top ends of the plurality of buffer springs (16) are respectively fixedly connected to the bottoms of the corresponding damping plates (14), the plurality of hydraulic oils (17) are respectively stored in the corresponding hollow columns (13) and located below the corresponding damping plates (14), the plurality of telescopic rods (18) are respectively fixedly mounted on the tops of the corresponding damping plates (14), the tops of the plurality of hollow columns (13) are respectively provided with through holes (2), the top ends of the plurality of telescopic rods (18) respectively penetrate the corresponding through holes (2), and the top ends of the plurality of telescopic rods (18) are respectively fixedly connected to the bottom of the mounting plate (4).
5. The hydraulic stepless lifting chassis of the filter dryer according to claim 4 is characterized in that: A second sealing ring (19) is fixedly mounted on the inner wall of the second through hole, and the telescopic rod (18) is slidably sealed in cooperation with the second through hole via the second sealing ring (19).
6. The hydraulic stepless lifting chassis of the filter dryer according to claim 4 is characterized by: An annular protective cover (20) is fixedly mounted on the bottom of the mounting plate (4), the shock absorbing and buffering mechanism is located inside the annular protective cover (20), and the top of the bearing plate (3) extends into the annular protective cover (20).
7. The hydraulic stepless lifting chassis of the filter dryer according to claim 6 is characterized by: A vibration sensor (21) is fixedly mounted on the bottom of the mounting plate (4), and the vibration sensor (21) is located inside the annular protective cover (20).