Convenient dismounting and mounting tool for oil cylinder cover

Abstract

The utility model belongs to the technical field of hinge clamping oil cylinder covers, and particularly relates to a convenient dismounting and mounting tool for an oil cylinder cover, which comprises a piston rod, the lower side of the piston rod is sleeved with a cylinder cover, the periphery of the cylinder cover is provided with clamping grooves, the upper side of the cylinder cover is symmetrically provided with a first semi-ring and a second semi-ring, and one end of the first semi-ring is rotatably connected with one end of the second semi-ring. The first semi-ring and the second semi-ring form a circular ring, the first semi-ring and the second semi-ring are connected to the outer side of the piston rod in a sleeving mode, and clamping rods are symmetrically arranged on the sides, away from each other, of the first semi-ring and the second semi-ring and correspond to the clamping grooves in a one-to-one mode. Although the oil cylinder is installed in the frame, a notch exists in the position extending out along with the piston rod, the piston rod is sleeved with the first semi-ring and the second semi-ring, the first semi-ring and the second semi-ring are located on the outer side of the notch, the operation space is large, the clamping rod enters the cylinder cover through the notch and is connected with the clamping groove of the cylinder cover in a clamped mode, and therefore the cylinder cover can be screwed without disassembling the whole oil cylinder. The convenience of maintenance work is promoted, and the maintenance workload and the labor intensity are greatly reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of twisting and clamping oil cylinder covers, and in particular relates to a convenient disassembly and installation tool for an oil cylinder cover. Background Art

[0002] When the oil cylinder is in use, as the seal wears out, there will be oil leakage. The oil cylinder needs to replace the piston rod seal to deal with the oil leakage. Due to the limitation of the articulated truck frame, the installation position of the steering cylinder is generally small, and it is not convenient to open the cylinder cover. Generally, the entire oil cylinder is disassembled to replace the oil seal, and then the oil cylinder is reinstalled into the frame. The oil cylinder is disassembled and assembled from the frame as a whole, and multiple structures need to be disassembled, including the oil cylinder guard plate of the frame, fixing bolts and the oil cylinder's own structure, etc. This brings a lot of inconvenience to the maintenance work, and greatly increases the maintenance workload and labor intensity. Utility Model Content

[0003] In view of the above problems, the purpose of the utility model is to provide a convenient disassembly and installation tool for the cylinder cover, so as to solve the problem of oil leakage when the cylinder is in use as the seal wears. The cylinder needs to replace the piston rod seal to deal with the oil leakage. Due to the limitation of the articulated truck frame, the installation position of the steering cylinder is generally small, and it is not convenient to open the cylinder cover. Generally, the entire cylinder is disassembled to replace the oil seal, and then the cylinder is reinstalled into the frame. The cylinder is disassembled and assembled from the frame as a whole, and multiple structures need to be disassembled, including the cylinder guard plate of the frame, fixing bolts and the cylinder structure itself, etc. This brings a lot of inconvenience to the maintenance work and greatly increases the maintenance workload and labor intensity.

[0004] To achieve the above objectives, the utility model adopts the following technical solution: a convenient disassembly and installation tool for a cylinder head, comprising a piston rod, a cylinder head is sleeved on the lower side of the piston rod, slots are provided on all sides of the cylinder head, half ring one and half ring two are symmetrically provided on the upper side of the cylinder head, one end of the half ring one and half ring two are rotatably connected, the half ring one and half ring two form a circular ring, the half ring one and half ring two are sleeved on the outer side of the piston rod, the half ring one and half ring two are symmetrically provided with clamping rods on the sides away from each other, the clamping rods are provided one by one corresponding to the slots, the lower ends of the clamping rods are plugged into the slots, and the half ring one and half ring two are threadedly provided with handle rods on the sides away from the rotating connection.

[0005] The beneficial effects of the utility model are as follows: although the oil cylinder is installed in the frame, there is a gap where the piston rod extends out, and the half ring one and the half ring two are sleeved on the outside of the piston rod, outside the gap, so the operating space is large, and the clamping rod enters the cylinder cover through the gap and is clamped with the clamping groove of the cylinder cover, so that the cylinder cover can be twisted without disassembling the oil cylinder as a whole, which promotes the convenience of maintenance work and greatly reduces the maintenance workload and labor intensity.

[0006] In order to increase the structural stability of the clamping rod;

[0007] As a further improvement of the above technical solution: half ring three and half ring four are arranged on the lower side of half ring one and half ring two, half ring three and half ring four form a circular ring, half ring three and half ring four are rotatably connected, half ring one and half ring two are rotatably connected on the same side as half ring three and half ring four, and half ring three and half ring four are fixedly connected to the clamping rod respectively.

[0008] The beneficial effect of this improvement is that the half ring three and the half ring four are provided to strengthen the lower side of the clamping rod, and the structural stability of the clamping rod is increased when it is twisted.

[0009] To increase the protection of the outside of the piston rod;

[0010] As a further improvement of the above technical solution: a buffer pad is arranged on one side of the half ring one, half ring two, half ring three and half ring four close to the piston rod.

[0011] The beneficial effect of this improvement is that a buffer pad is arranged on the side of half ring one, half ring two, half ring three and half ring four close to the piston rod to increase the protection of the outer side of the piston rod and avoid the outer side of the piston rod being worn when twisting.

[0012] In order to adjust the extension length of the card rod;

[0013] As a further improvement of the above technical solution: the side surfaces of the half ring one, half ring two, half ring three and half ring four corresponding to the clamping rod are all provided with sliding grooves, and a sliding rod is slidingly clamped in the sliding groove, and the sliding rod is fixedly connected to the clamping rod.

[0014] The beneficial effect of this improvement is that by providing a sliding rod, the clamping rod can slide along the direction of the piston rod, so that the extension length of the clamping rod can be freely adjusted according to needs.

[0015] In order to limit the end of the clamping rod;

[0016] As a further improvement of the above technical solution: an end block is arranged at the upper end of the clamping rod, and a handle block is arranged at the upper end of the clamping rod away from the piston rod.

[0017] The beneficial effect of this improvement is that the handle block and the end block are provided to limit the end of the clamping rod and facilitate the sliding of the clamping rod.

[0018] In order to increase the flexibility of the contact surface;

[0019] As a further improvement of the above technical solution: rubber pads are provided on both sides of the lower side of the clamping rod.

[0020] The beneficial effect of this improvement is that rubber pads are provided on both sides of the lower side of the clamping rod, which is convenient for increasing the tightness with the clamping slot when inserted into the clamping slot of the cylinder cover, making the cylinder cover more stable relative to the clamping slot, and increasing the flexibility of the contact surface to avoid damage to the clamping slot when force is applied.

[0021] In order to adjust the length of the handlebar and the metal sleeve rod;

[0022] As a further improvement of the above technical solution: a metal sleeve rod is threadedly provided on one side of the handle rod away from the piston rod.

[0023] The beneficial effect of this improvement is that a metal sleeve rod is provided to compensate for the fixed length of the handle rod, making the length adjustable, so as to facilitate adjusting the length of the handle rod and the metal sleeve rod according to the size of the external space. The longer the lengths of the two are, the less effort will be required when grasping and twisting.

[0024] To increase comfort and stability when gripping;

[0025] As a further improvement of the above technical solution: the outer side of the metal sleeve rod is sleeved with a rubber sleeve, and the outer side of the rubber sleeve is evenly provided with friction grooves.

[0026] The beneficial effect of this improvement is that the outer side of the metal sleeve rod is sleeved with a rubber sleeve, and the outer side of the rubber sleeve is evenly provided with friction grooves, which increases the comfort and stability when grasping.

[0027] The parts not involved in the device are the same as those in the prior art or can be implemented by using the prior art. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 The structure of the utility model is shown in FIG. Figure 1 ;

[0029] Figure 2 The structure of the utility model is shown in FIG. Figure 2 ;

[0030] Figure 3 The structure of the utility model is shown in FIG. Figure 3 ;

[0031] Figure 4 This is a schematic diagram of the connection structure of the clamping rod in the utility model;

[0032] Figure 5 This is an exploded view of the connection structure of the handle bar in the utility model;

[0033] In the figure: 1, piston rod; 2, cylinder head; 3, half ring one; 4, half ring two; 5, handle rod; 51, metal sleeve rod; 6, clamping rod; 61, handle block; 62, end block; 63, sliding rod; 7, half ring three; 8, half ring four. DETAILED DESCRIPTION

[0034] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention is described in detail below in conjunction with the accompanying drawings. The description in this part is only exemplary and explanatory and should not have any limiting effect on the protection scope of the present invention.

[0035] like Figure 1 — Figure 5As shown: a convenient disassembly and installation tool for a cylinder head, comprising a piston rod 1, a cylinder head 2 is sleeved on the lower side of the piston rod 1, and slots are opened all around the cylinder head 2, and a half ring 1 3 and a half ring 2 4 are symmetrically arranged on the upper side of the cylinder head 2, and one end of the half ring 1 3 and the half ring 2 4 are rotatably connected, and the half ring 1 3 and the half ring 2 4 form a circular ring, and the half ring 1 3 and the half ring 2 4 are sleeved on the outer side of the piston rod 1, and the half ring 1 3 and the half ring 2 4 are symmetrically provided with a clamping rod 6 on the side away from each other, and the clamping rod 6 is arranged one by one corresponding to the slots, and the lower end of the clamping rod 6 is plugged into the slot, and the half ring 1 3 and the half ring 2 4 are threadedly provided with a handle bar 5 on the side away from the rotation connection. Although the oil cylinder is installed in the frame, the ground extending from the piston rod 1 There will be a gap, half ring 1 3 and half ring 2 4 are sleeved on the outside of the piston rod 1, on the outside of the gap, with a large operating space, and the clamping rod 6 enters the cylinder head 2 through the gap and is clamped with the clamping groove of the cylinder head 2, so that the cylinder head 2 can be twisted without disassembling the oil cylinder as a whole, which promotes the convenience of maintenance work and greatly reduces the maintenance workload and labor intensity. The lower sides of the half ring 1 3 and half ring 2 4 are provided with half ring 3 7 and half ring 4 8, and the half ring 3 7 and half ring 4 8 form a circular ring. The half ring 3 7 and half ring 4 8 are rotatably connected, and the half ring 1 3 and half ring 2 4 are on the same side as the rotational connection of the half ring 3 7 and half ring 4 8. The half ring 3 7 and half ring 4 8 are fixedly connected to the clamping rod 6 respectively, and the half ring 3 7 and half ring 4 8 are provided to strengthen the lower side of the clamping rod 6. When twisting, To increase the structural stability of the clamping rod 6, a buffer pad is provided on the side of the half ring 1 3, the half ring 2 4, the half ring 3 7 and the half ring 4 8 close to the piston rod 1, and a buffer pad is provided on the side of the half ring 1 3, the half ring 2 4, the half ring 3 7 and the half ring 4 8 close to the piston rod 1 to increase the protection of the outer side of the piston rod 1 to avoid the outer side of the piston rod 1 from being worn when twisting. A sliding groove is provided on the side of the half ring 1 3, the half ring 2 4, the half ring 3 7 and the half ring 4 8 corresponding to the clamping rod 6, and a sliding rod 63 is provided in the sliding groove for sliding engagement. The sliding rod 63 is fixedly connected to the clamping rod 6. By providing the sliding rod 63, the clamping rod 6 can slide along the direction of the piston rod 1, so that the extension length of the clamping rod 6 can be freely adjusted according to needs. The upper end of the clamping rod 6 is provided with an end block 62 The upper end of the clamping rod 6 is provided with a handle block 61 away from the piston rod 1. The handle block 61 and the end block 62 are provided to limit the end of the clamping rod 6 and facilitate the sliding of the clamping rod 6. The lower two side surfaces of the clamping rod 6 are provided with rubber pads. The lower two side surfaces of the clamping rod 6 are provided with rubber pads, which are convenient for increasing the tightness with the clamping slot when inserted into the clamping slot of the cylinder cover 2, making the cylinder cover 2 more stable relative to the clamping slot, and increasing the flexibility of the contact surface to avoid damage to the clamping slot when force is applied. The side of the handle rod 5 away from the piston rod 1 is threadedly provided with a metal sleeve rod 51. The metal sleeve rod 51 is provided to make up for the fixed length of the handle rod 5, so that the length is adjustable, which is convenient for adjusting the length of the handle rod 5 and the metal sleeve rod 51 according to the size of the external space. The larger the length of the two, the closer the handle rod 5 and the metal sleeve rod 51 are when they are grasped and twisted.It is relatively more labor-saving. The outer side of the metal sleeve rod 51 is sleeved with a rubber sleeve, and the outer side of the rubber sleeve is evenly provided with friction grooves, which increases the comfort and stability when gripping.

[0036] The working principle and use process of this utility model:

[0037] When in use, half ring 1 3 and half ring 2 4 are combined and sleeved on the outside of piston rod 1, half ring 1 3 and half ring 2 4 are rotated to align the clamping rod 6 one by one and clamp it into the clamping groove on the outside of cylinder cover 2, then the handle bar 5 is held tightly and rotated along the axis of piston rod 1, the handle bar 5 drives half ring 1 3 and half ring 2 4 to rotate, and half ring 1 3 and half ring 2 4 drive the cylinder cover 2 to rotate through the clamping rod 6, so that the cylinder cover 2 is screwed out. Although the oil cylinder is installed in the frame, there will be a gap where the piston rod 1 extends out. The half ring 1 3 and the half ring 2 4 are sleeved on the outside of the piston rod 1, on the outside of the notch, with a large operating space. The clamping rod 6 enters the cylinder head 2 through the notch and is clamped with the clamping groove of the cylinder head 2, so that the cylinder head 2 can be twisted without disassembling the oil cylinder as a whole, which promotes the convenience of maintenance work and greatly reduces the maintenance workload and labor intensity. In addition, when in use, the half ring 3 7 and the half ring 4 8 are set to strengthen the lower side of the clamping rod 6. When twisting, the structural stability of the clamping rod 6 is increased. The half ring 1 3, the half ring 2 4, the half ring 3 7 and the half ring 4 A buffer pad is provided on the side close to the piston rod 1 to increase the protection of the outer side of the piston rod 1 to prevent the outer side of the piston rod 1 from being worn when twisting. By providing a sliding rod 63, the clamping rod 6 can slide along the direction of the piston rod 1, which is convenient for freely adjusting the extension length of the clamping rod 6 as needed. A handle block 61 and an end block 62 are provided to limit the end of the clamping rod 6 and facilitate the sliding of the clamping rod 6. Rubber pads are provided on both sides of the lower side of the clamping rod 6 to increase the tightness with the clamping slot when inserting it into the clamping slot of the cylinder cover 2, so that the cylinder cover 2 is more stable relative to the clamping slot, and the flexibility of the contact surface is increased to avoid damage to the clamping slot when force is applied. In addition, a metal sleeve rod 51 is provided to make up for the fixed length of the handle rod 5 and make the length adjustable, so as to facilitate adjusting the length of the handle rod 5 and the metal sleeve rod 51 according to the size of the external space. The larger the length of the two, the more labor-saving it will be when grasping and twisting. In addition, a rubber sleeve is sleeved on the outer side of the metal sleeve rod 51, and friction grooves are evenly opened on the outer side of the rubber sleeve to increase the comfort and stability when grasping.

[0038] It should be noted that, in this article, the terms "comprises", "includes" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or apparatus that includes a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or apparatus.

[0039] This article uses specific examples to illustrate the principles and implementation methods of the present invention. The above examples are only used to help understand the method and core ideas of the present invention. The above is only a preferred implementation of the present invention. It should be pointed out that due to the limitations of textual expression, there are objectively infinite specific structures. For ordinary technicians in this technical field, without departing from the principles of the present invention, they can make several improvements, modifications or changes, and can also combine the above technical features in an appropriate manner; these improvements, modifications, changes or combinations, or the direct application of the inventive concept and technical solution to other occasions without improvement, should be regarded as the protection scope of the present invention.

Claims

1. A convenient disassembly and installation tool for a cylinder head, characterized in that: The invention comprises a piston rod (1), wherein the lower side of the piston rod (1) is sleeved with a cylinder cover (2), the cylinder cover (2) is provided with slots on all sides, the upper side of the cylinder cover (2) is symmetrically provided with a half ring (3) and a half ring (4), one end of the half ring (3) and the half ring (4) are rotatably connected, the half ring (3) and the half ring (4) form a circular ring, the half ring (3) and the half ring (4) are sleeved on the outer side of the piston rod (1), the half ring (3) and the half ring (4) are symmetrically provided with a clamping rod (6) on the side away from each other, the clamping rod (6) is arranged one by one corresponding to the slots, the lower end of the clamping rod (6) is plugged into the slot, and the half ring (3) and the half ring (4) are threadedly provided with a handle rod (5) on the side away from the rotational connection.

2. The convenient disassembly and installation tool for a cylinder head according to claim 1, characterized in that: The lower sides of the semi-ring one (3) and the semi-ring two (4) are both provided with a semi-ring three (7) and a semi-ring four (8), the semi-ring three (7) and the semi-ring four (8) form a circular ring, the semi-ring three (7) and the semi-ring four (8) are rotatably connected, the semi-ring one (3) and the semi-ring two (4) are rotatably connected with the semi-ring three (7) and the semi-ring four (8) on the same side, and the semi-ring three (7) and the semi-ring four (8) are respectively fixedly connected to the clamping rod (6).

3. The convenient disassembly and installation tool for a cylinder head according to claim 2, characterized in that: The half ring one (3), the half ring two (4), the half ring three (7) and the half ring four (8) are all provided with a buffer pad on one side close to the piston rod (1).

4. The convenient disassembly and installation tool for a cylinder head according to claim 2, characterized in that: The side surfaces of the half ring one (3), the half ring two (4), the half ring three (7) and the half ring four (8) corresponding to the clamping rod (6) are all provided with sliding grooves, and a sliding rod (63) is slidably clamped in the sliding groove, and the sliding rod (63) is fixedly connected to the clamping rod (6).

5. The convenient disassembly and installation tool for a cylinder head according to claim 1, characterized in that: The upper end of the clamping rod (6) is provided with an end block (62), and the upper end of the clamping rod (6) away from the piston rod (1) is provided with a handle block (61).

6. The convenient disassembly and installation tool for a cylinder head according to claim 1, characterized in that: Rubber pads are provided on both side surfaces of the lower side of the clamping rod (6).

7. The convenient disassembly and installation tool for a cylinder head according to claim 1, characterized in that: A metal sleeve rod (51) is threadedly provided on one side of the handle rod (5) away from the piston rod (1).

8. The convenient disassembly and installation tool for a cylinder head according to claim 7, characterized in that: The outer side of the metal sleeve rod (51) is sleeved with a rubber sleeve, and the outer side of the rubber sleeve is evenly provided with friction grooves.

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