Maintenance auxiliary device for main oil tank of sludge deep-separation plate-and-frame machine

Abstract

The utility model relates to the technical field of sludge dewatering, in particular to an auxiliary device for maintaining a main oil tank of a sludge deep-stripping plate-and-frame machine, which comprises a hydraulic cylinder and a hydraulic system. A flange plate is arranged at the tail end of a cylinder body of the hydraulic cylinder, a sleeve is hinged to the front end of a piston rod of the hydraulic cylinder, the front end of the piston rod of the hydraulic cylinder is connected with a hinge part, the hinge part is hinged to one end of a connecting rod, the other end of the connecting rod is hinged to the sleeve, and the sleeve is matched with a hydraulic push rod of a main oil tank of the plate-and-frame filter press. Threaded holes are formed in the periphery of the sleeve, fastening bolts are connected through the threaded holes, and the fastening bolts are tightly matched with the hydraulic push rod. The hydraulic push rod is simple in structure and convenient to use, can effectively avoid swinging and loud sound at the moment that the hydraulic push rod is blown out in the using process, facilitates installation of the hydraulic push rod after maintenance, and is convenient to apply and popularize in actual production.

Description

TECHNICAL FIELD

[0001] The utility model relates to a sludge dewatering technical field, concretely relates to a sludge deep dewatering plate and frame machine main oil tank maintenance auxiliary device. BACKGROUND

[0002] In the process of sewage treatment, residual sludge is produced, and direct discharge of the sludge can cause serious pollution to the environment, and the activated sludge contains rich organic matter, and direct discharge is also a waste of resources; the existing sludge treatment generally adopts the modes of dewatering, drying and incineration, the incineration slag produced by incineration can be used for garden greening soil and the like to realize resource utilization, and the heat generated in the incineration process can be used for a boiler to generate hot steam, so that the sludge is treated and utilized.

[0003] In the process of sludge dewatering, the existing plate and frame filter press is generally used, sludge is dewatered through the plate and frame filter press, so that the water content of the sludge can be reduced to 40-60%, thereby facilitating the subsequent drying process; in actual production, the seal of the deep dewatering plate and frame machine main oil tank hydraulic push rod is worn and aged and oil leakage occurs with the increase of the service life, and maintenance is required; in the maintenance process, the main oil tank hydraulic cylinder is removed, and then the hydraulic push rod is "blown out" by compressed air, and in the process, the risk of the maintenance site is high, on the one hand, the hydraulic push rod is out of the instant crane hoisting swing, which is easy to knock and damage the equipment, and on the other hand, the hydraulic push rod is out of the instant and emits a loud noise, which brings not small psychological pressure to the on-site maintenance personnel.

[0004] Therefore, an auxiliary device for facilitating maintenance of the sludge deep dewatering plate and frame machine main oil tank hydraulic push rod in actual production is needed to solve the existing problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at the deficiencies of the prior art, and provides a sludge deep dewatering plate and frame machine main oil tank maintenance auxiliary device, so as to facilitate maintenance of the plate and frame machine main oil tank hydraulic cylinder in actual production.

[0006] To achieve the above object, the utility model adopts the following technical scheme: a sludge deep dewatering plate and frame machine main oil tank maintenance auxiliary device, comprising a hydraulic cylinder, the cylinder body tail end of the hydraulic cylinder is fixedly connected with a flange plate, and the front end of the hydraulic cylinder piston rod is hingedly connected with a sleeve; the flange plate is matched with a fixed flange on the head plate of the plate and frame filter press, and the sleeve is matched with the hydraulic push rod of the plate and frame filter press main oil tank.

[0007] Further, reinforcing ribs are uniformly arranged between the flange plate and the cylinder body.

[0008] Further, the front end of the piston rod is provided with a hinged part, the hinged part is hingedly connected with one end of a connecting rod, and the other end of the connecting rod is hingedly connected with the sleeve.

[0009] Further, the sleeve is uniformly provided with threaded holes around the periphery, and fastening bolts are connected through the threaded holes, and the fastening bolts are tightly matched with the front end of the hydraulic push rod.

[0010] Further, the cylinder is provided with a first oil inlet and a first oil outlet, and the first oil inlet and the first oil outlet are connected with the hydraulic system respectively.

[0011] Further, the hydraulic system comprises a hydraulic oil tank, a hydraulic pump is arranged in the hydraulic oil tank, the hydraulic pump is connected with a motor on the hydraulic oil tank, a second oil inlet and a second oil outlet are arranged on the hydraulic oil tank, and the second oil inlet and the second oil outlet are connected with the hydraulic pump respectively; the first oil inlet is connected with the second oil outlet, and the first oil outlet is connected with the second oil inlet.

[0012] Further, the hydraulic oil tank is provided with a temperature and liquid level indicator.

[0013] Further, the hydraulic oil tank is provided with an oil filling port, and an oil filter element is arranged in the oil filling port.

[0014] The beneficial effects of the present application are as follows:

[0015] 1. The present application has simple structure and is convenient to use; during use, the hydraulic push rod of the plate and frame machine can be blown out more gently, and since one end is fixed, the problem of swing of the hydraulic push rod at the moment of blowing out is avoided; at the same time, before being blown out, the compressed air can be reduced or stopped, the hydraulic push rod is pulled out through the auxiliary device, and the generation of loud noise is avoided, which is more convenient for use in actual production.

[0016] 2. The present application not only facilitates the gentle blowing out of the hydraulic push rod, but also facilitates the stable installation of the hydraulic push rod into the cylinder barrel of the main oil tank of the plate and frame machine after maintenance, reduces the operation time during maintenance, improves the operation efficiency, reduces the safety risk, and is convenient for use and popularization in actual production. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is a schematic diagram of the overall structure of the present application;

[0018] Figure 2 is a schematic diagram of the hydraulic system of the present application;

[0019] Figure 3 is a schematic diagram of the structure of the present application during use.

[0020] Corresponding names of various marks in the figure are as follows:

[0021] 1. Hydraulic cylinder; 11. Cylinder body; 111. First oil inlet; 112. First oil outlet; 12. Piston rod; 121. Hinge; 13. Flange; 131. Reinforcing rib; 2. Connecting rod; 3. Sleeve; 31. Threaded hole; 32. Fastening bolt; 4. Hydraulic system; 41. Hydraulic oil tank; 42. Motor; 43. Second oil inlet; 44. Second oil outlet; 45. Control lever; 46. Oil filling filter; 47. Temperature and level indicator; 5. Hydraulic push rod; 6. Fixed flange; 7. Overhead crane sling. Detailed Implementation

[0022] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present utility model are within the protection scope of the present utility model.

[0023] Embodiments of this utility model:

[0024] like Figures 1-2 As shown, the auxiliary device in this embodiment is equipped with a hydraulic cylinder 1, which includes a cylinder body 11 and a piston rod 12. A flange 13 is provided at the bottom of the cylinder body 11, and a reinforcing rib 131 is provided between the flange 13 and the cylinder body 11. A hinge part 121 is provided at the front end of the piston rod 12 of the hydraulic cylinder 1. The hinge part 121 is hinged to one end of the connecting rod 2, and the other end of the connecting rod 2 is hinged to the sleeve 3. The sleeve 3 is sleeved with the hydraulic push rod 5 of the main oil tank. Threaded holes 31 are evenly distributed around the sleeve 3, and fastening bolts 32 are connected through the threaded holes 31. The fastening bolts 32 are tightly engaged with the hydraulic push rod 5 of the main oil tank.

[0025] A first oil inlet 111 and a first oil outlet 112 are provided on the hydraulic cylinder 1. The first oil inlet 111 and the first oil outlet 112 are respectively connected to the hydraulic system 4. The hydraulic system 4 includes a hydraulic oil tank 41, and a hydraulic pump is provided in the hydraulic oil tank 41. The hydraulic pump is drivenly connected to a motor 42 on the hydraulic oil tank 41. A second oil inlet 43 and a second oil outlet 44 are provided on the hydraulic oil tank 41. The second oil inlet 43 and the second oil outlet 44 are respectively connected to the hydraulic system 41. The pump is connected; the first oil inlet 111 is connected to the second oil outlet 44, and the first oil outlet 112 is connected to the second oil inlet 43; a control lever 45 is provided on the hydraulic oil tank 41, and the control lever 45 cooperates with the motor 42. When the control lever 45 pulls the piston rod 12 back, it retracts; when the control lever 45 pushes the piston rod 12 forward, it extends. A filler port is provided above the hydraulic oil tank 41, and a filler filter element 46 is provided in the filler port. A temperature and liquid level indicator 47 is provided on the hydraulic oil tank 41.

[0026] The utility model principle is:

[0027] The utility model in using, like Figure 3 As shown in the figure, the flange plate on the hydraulic cylinder 1 is connected with the fixed flange 6, the fixed flange 6 is the original fixed flange 6 on the plate frame machine head plate, and the fixed flange 6 is coaxial with the hydraulic push rod 5.

[0028] After the above installation is completed, the sleeve 3 is sleeved on the hydraulic push rod 5 and is connected and fixed through the fastening bolt 32, at this time, the travelling crane sling 7 is bound on the hydraulic push rod 5, and the upper portion of the travelling crane sling 7 is connected with the travelling crane.

[0029] After the above installation is completed, the hydraulic push rod 5 can be disassembled, and compressed air is still needed to be used to "blow out" during the process, but due to the setting of the utility model auxiliary device, the process of compressed air "blowing out" is more gentle; when the hydraulic push rod 5 is about to be "blown out", compressed air can be reduced or stopped, the utility model auxiliary device is used to pull out the hydraulic push rod 5, and the problem of too loud sound in the past is avoided; at the same time, when the hydraulic push rod 5 is "blown out", since the other end is fixed by the utility model auxiliary device, the problem of the swing of the hydraulic push rod 5 at the "blowing out" moment in the past is avoided, and it is more convenient to use in production practice.

[0030] After the above operation is completed, the replacement of the sealing element can be carried out, and after maintenance is completed, the utility model can also assist the installation of the hydraulic push rod 5, and the hydraulic push rod 5 with a new sealing element is smoothly installed into the cylinder barrel of the plate frame machine main oil tank by the utility model auxiliary device at a uniform speed and constant pressure; with the utility model auxiliary device, the operation time during maintenance is reduced, the operation efficiency is improved, the safety risk is reduced, and the utility model is convenient to use and popularize in actual production.

Claims

1. A sludge deep draw frame main oil tank maintenance auxiliary device, characterized in that: The hydraulic cylinder (1) is fixedly connected with the flange plate (13) at the end of the cylinder body (11), and the front end of the piston rod (12) is hingedly connected with the sleeve (3); the flange plate (13) is matched with the fixed flange (6) on the head plate of the plate-and-frame filter press, and the sleeve (3) is matched with the hydraulic push rod (5) of the main oil tank of the plate-and-frame filter press.

2. The auxiliary device for maintaining the main oil tank of a sludge deep-drawing plate-and-frame machine according to claim 1, characterized in that: The reinforcing ribs (131) are evenly arranged between the flange plate (13) and the cylinder body (11).

3. The auxiliary device for maintaining the main oil tank of a sludge deep-drawing plate-and-frame machine according to claim 1, characterized in that: The front end of the piston rod (12) is provided with the hinged part (121), which is hingedly connected with one end of the connecting rod (2), and the other end of the connecting rod (2) is hingedly connected with the sleeve (3).

4. The auxiliary device for maintaining the main oil tank of a sludge deep-drawing plate-and-frame machine according to claim 1, characterized in that: The periphery of the sleeve (3) is evenly provided with the threaded holes (31), and the fastening bolts (32) are connected through the threaded holes (31), and the fastening bolts (32) are tightly matched with the front end of the hydraulic push rod (5).

5. The auxiliary device for maintaining the main oil tank of a sludge deep-drawing plate-and-frame machine according to claim 1, characterized in that: The first oil inlet (111) and the first oil outlet (112) are arranged on the cylinder body (11), and the first oil inlet (111) and the first oil outlet (112) are respectively connected with the hydraulic system (4).

6. The auxiliary device for maintaining the main oil tank of a sludge deep-drawing plate-and-frame machine according to claim 5, characterized in that: The hydraulic system (4) comprises a hydraulic oil tank (41), a hydraulic pump is arranged in the hydraulic oil tank (41), the hydraulic pump is connected with the motor (42) on the hydraulic oil tank (41), a second oil inlet (43) and a second oil outlet (44) are arranged on the hydraulic oil tank (41), the second oil inlet (43) and the second oil outlet (44) are respectively connected with the hydraulic pump; the first oil inlet (111) is connected with the second oil outlet (44), and the first oil outlet (112) is connected with the second oil inlet (43).

7. The auxiliary device for maintaining the main oil tank of a sludge deep-drawing plate-and-frame machine according to claim 6, characterized in that: The temperature liquid level indicator (47) is arranged on the hydraulic oil tank (41).

8. The auxiliary device for maintaining the main oil tank of a sludge deep-drawing plate-and-frame machine according to claim 6, characterized in that: The oil filling port is arranged above the hydraulic oil tank (41), and the oil filling filter element (46) is arranged in the oil filling port.

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