Fixing structural part of engineering hydraulic oil cylinder

Abstract

The utility model discloses a fixing structural part of an engineering hydraulic oil cylinder, and relates to hydraulic equipment. Comprising a cylinder body, a flange connecting disc and a U-shaped reinforcing plate are arranged on the two sides of the cylinder body, the flange connecting disc is provided with a protrusion, the U-shaped reinforcing plate is provided with a through hole groove, the U-shaped reinforcing plate and the protrusion are connected in a penetrating mode through the through hole groove, the flange connecting disc is provided with a positioning groove, the U-shaped reinforcing plate is provided with a positioning block, the positioning block is clamped into the positioning groove, and the U-shaped reinforcing plate is provided with a movable clamping groove. The movable clamping groove is provided with a guide groove, the movable clamping groove is provided with a movable pressing block, the movable pressing block is provided with insertion blocks, the guide groove is provided with a guide rod, the movable pressing block is provided with a guide block, the guide block is provided with a spring, an insertion groove is formed in the protrusion, the two insertion blocks are both inserted into the insertion groove, an installation block is arranged above the protrusion, and a clamping groove is formed in the installation block. The protrusions are clamped into the corresponding clamping grooves, and the clamping blocks are clamped into the movable clamping grooves. According to the utility model, the oil cylinder can be fixedly connected with equipment, so that the stability of the oil cylinder is obviously improved.

Description

Technical Field

[0001] The utility model relates to hydraulic equipment, in particular to a fixed structural component of an engineering hydraulic oil cylinder. Background Art

[0002] The hydraulic cylinder consists of a cylinder body, a piston rod, and connecting heads at the front and rear ends. It is a hydraulic actuator that converts hydraulic energy into mechanical energy and performs linear reciprocating motion. Due to its simple structure, reliable operation, and smooth and gapless transmission, it has been widely used in various mechanical equipment.

[0003] CN202021841510.9 discloses a fixing mechanism for installing a hydraulic cylinder, the structure of which includes a base, a mounting groove is provided on the top of the base, the inner cavity of the mounting groove is slidably sleeved with a hydraulic cylinder body, a fixing plate is symmetrically fixedly connected to the top of the base and located on both sides of the mounting groove, one of the fixing plates is provided with a through hole on one side, a rotating shaft is rotatably sleeved in the inner cavity of the through hole, and an extrusion plate is symmetrically fixedly connected to both ends of the rotating shaft, one side of the two extrusion plates is provided with a telescopic groove, the inner cavities of the two telescopic grooves are provided with a reset assembly, a hanging rod is provided between the two reset assemblies, one side of the other fixing plate is provided with a hanging groove, and the outer wall of the hanging rod is movably engaged with the inner cavity of the hanging groove. However, the prior art cannot stably fix the hydraulic cylinder to the equipment, resulting in an unstable structure and a problem of affecting work efficiency during actual use.

[0004] In order to solve the above-mentioned defects in the prior art, a fixed structural member of an engineering hydraulic cylinder was developed. Utility Model Content

[0005] The utility model aims to provide a fixing structure of an engineering hydraulic oil cylinder, so as to solve the problem that the existing hydraulic oil cylinder cannot be fixed to the equipment and has an unstable structure.

[0006] In order to achieve the above objectives, the present invention is implemented through the following technical solutions:

[0007] A fixed structural member of an engineering hydraulic cylinder, comprising a cylinder body, flange connection plates are provided on both sides of the cylinder body, one end of the two flange connection plates is provided with a plurality of evenly arranged protrusions through its circumference, U-shaped reinforcement plates are provided on both sides of the cylinder body, through-hole grooves are provided inside the two ends of the two U-shaped reinforcement plates, the U-shaped reinforcement plates and the protrusions are connected through the through-hole grooves, positioning grooves are provided on both sides of the interior of the flange connection plate, positioning blocks are provided on both sides of the lower end surface of the U-shaped reinforcement plate, the two positioning blocks are both inserted into the two positioning grooves, movable card grooves are provided on both sides of the interior of the U-shaped reinforcement plate, and the lower end surfaces of the two movable card grooves are provided with Guide groove, one side of the two movable slots is provided with a movable pressure block, one side of the two movable pressure blocks is provided with an insertion block, the two guide grooves are provided with guide rods, the lower end surfaces of the two movable pressure blocks are provided with guide blocks slidably sleeved on the outside of the guide rod, one side of the guide block is provided with a spring sleeved on the outside of the guide rod, slots are provided on both sides of the inside of the protrusion, the two insertion blocks are inserted into the two slots, a mounting block is provided above the protrusion, a corresponding slot is provided inside the mounting block, the protrusion is snapped into the corresponding slot, and blocks are provided on both sides of the lower end surface of the mounting block, and the two blocks are snapped into the two movable slots.

[0008] Furthermore, a rear fork hinge seat is provided on one side of the flange connection plate, and the rear fork hinge seat and the flange connection plate are an integrated welded structure.

[0009] A piston rod is arranged inside the cylinder body, and a front fork hinge seat is connected to one side of the piston rod by welding.

[0010] A plurality of evenly arranged threaded fixing holes are provided inside the U-shaped reinforcing plate.

[0011] The upper end surface of the U-shaped reinforcing plate is provided with a plurality of evenly arranged fixing seats, and the interior of the fixing seats is provided with docking holes.

[0012] The surface of the mounting block is provided with a plurality of evenly arranged anti-slip grooves, one side of the clamping block and the movable pressing block are both beveled edges, and the two beveled edges are in contact with each other for extrusion.

[0013] When in use, after the hydraulic cylinder is connected to the equipment through the front fork hinge seat and the rear fork hinge seat, the hydraulic cylinder is divided into a cylinder body and a piston rod. The cylinder body is fixed, and a U-shaped reinforcement plate is installed on both sides of the cylinder body to strengthen the fixed connection with the equipment. The through-hole grooves opened inside the two ends of the U-shaped reinforcement plate are aligned with the protrusions on one side of the flange connection plate on both sides of the cylinder body, so that the protrusions and the U-shaped reinforcement plate are connected through the through-hole grooves. At this time, the positioning blocks on both sides of the lower end surface of the U-shaped reinforcement plate are also just inserted into the positioning grooves inside the flange connection plate for fixing. Finally, the corresponding grooves inside the mounting block are used to make the protrusions It is inserted into the corresponding slot. At the same time, the blocks on both sides of the lower end surface of the mounting block are just aligned with the movable slot inside the U-shaped reinforcement plate to fix it. While being inserted, the movable pressure block on one side of the movable slot is also displaced to one side under the action of pressure. The guide block on the outside of the guide rod is sleeved on the lower end surface to slide, so that the plug-in block on one side of the movable pressure block is also displaced. Finally, the plug-in block is inserted into the slot inside the protrusion to complete the fixation. The multiple evenly arranged threaded fixing holes and fixing seats on the surface of the U-shaped reinforcement plate can be fixedly connected to the equipment to improve its stability.

[0014] Compared with the prior art, the utility model can fixedly connect the oil cylinder with the equipment, thereby significantly improving the stability of the oil cylinder. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0016] Figure 2 It is a schematic diagram of the cross-sectional structure of the connection of the U-shaped reinforcement plate of the utility model;

[0017] Figure 3 It is a partial enlarged structural schematic diagram of the connection A of the U-shaped reinforcement plate of the present invention.

[0018] In the figure: 1. cylinder body; 2. rear fork hinge seat; 3. flange connecting plate; 4. piston rod; 5. front fork hinge seat; 6. U-shaped reinforcing plate; 7. threaded fixing hole; 8. fixing seat; 9. protrusion; 10. mounting block; 11. corresponding card slot; 12. through hole slot; 13. positioning block; 14. positioning slot; 15. card block; 16. movable card slot; 17. movable pressure block; 18. insert block; 19. slot; 20. guide rod; 21. guide block; 22. spring; 23. guide slot. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] like Figure 1-3 A fixed structural member of an engineering hydraulic cylinder shown in the figure includes a cylinder body 1, flange connection plates 3 are arranged on both sides of the cylinder body 1, and one end of the two flange connection plates 3 is provided with a plurality of evenly arranged protrusions 9 through its circumference, U-shaped reinforcement plates 6 are arranged on both sides of the cylinder body 1, through-hole grooves 12 are arranged inside the two ends of the two U-shaped reinforcement plates 6, and the U-shaped reinforcement plates 6 are connected with the protrusions 9 through the through-hole grooves 12, positioning grooves 14 are arranged on both sides of the inside of the flange connection plates 3, and positioning blocks 13 are arranged on both sides of the lower end surface of the U-shaped reinforcement plates 6, a rear fork hinge seat 2 is arranged on one side of one of the flange connection plates 3, and the rear fork hinge seat 2 and the flange connection plate 3 are a welded integrated structure, and the integrated structure has higher stability and longer service life;

[0021] The two positioning blocks 13 are both inserted into the two positioning grooves 14, and movable grooves 16 are provided on both sides of the U-shaped reinforcement plate 6. The lower end faces of the two movable grooves 16 are provided with guide grooves 23, and movable pressure blocks 17 are provided on one side of the two movable pressure blocks 17. Insert blocks 18 are provided on one side of the two movable pressure blocks 17. Guide rods 20 are provided inside the two guide grooves 23. A piston rod 4 is provided inside the cylinder body 1, and a front fork hinge seat 5 is connected to one side of the piston rod 4 by welding. A plurality of evenly arranged threaded fixing holes 7 are provided inside the U-shaped reinforcement plate 6, and a plurality of evenly arranged fixing seats 8 are provided on the upper end face of the U-shaped reinforcement plate 6. A docking hole is provided inside the fixing seat 8. The connection between the fixing seat 8 and the equipment can be improved through the plurality of threaded fixing holes 7 and the fixing seat 8, thereby improving the stability of the hydraulic cylinder when in use.

[0022] The lower end surfaces of the two movable pressure blocks 17 are each provided with a guide block 21 slidably sleeved on the outside of the guide rod 20, and one side of the guide block 21 is provided with a spring 22 sleeved on the outside of the guide rod 20, and slots 19 are provided on both sides of the inside of the protrusion 9, and the two insert blocks 18 are inserted into the two slots 19, and a mounting block 10 is provided above the protrusion 9, and a corresponding card slot 11 is provided inside the mounting block 10, and the protrusion 9 is inserted into the corresponding card slot 11, and blocks 15 are provided on both sides of the lower end surface of the mounting block 10, and the two card blocks 15 are inserted into the two movable card slots 16, and a plurality of evenly arranged anti-slip grooves are provided on the surface of the mounting block 10, and one side of the card block 15 and the movable pressure block 17 are both beveled edges, and the two beveled edges contact each other for extrusion.

[0023] During operation, after the front fork hinge seat 5 and the rear fork hinge seat 2 are connected to the equipment, the hydraulic cylinder is divided into a cylinder body 1 and a piston rod 4. The cylinder body 1 is fixed, and a U-shaped reinforcing plate 6 is installed on both sides of the cylinder body 1 to strengthen the fixed connection with the equipment. The through-hole grooves 12 opened inside the two ends of the U-shaped reinforcing plate 6 are aligned with the protrusions 9 on one side of the flange connection plate 3 on both sides of the cylinder body 1, so that the protrusions 9 and the U-shaped reinforcing plate 6 are connected through the through-hole grooves 12. At this time, the positioning blocks 13 on both sides of the lower end surface of the U-shaped reinforcing plate 6 are also just inserted into the positioning grooves 14 inside the flange connection plate 3 for fixing. Finally, the corresponding slots 11 inside the mounting block 10 are used to make the protrusions 9 inserted into the corresponding slots 11 inside the mounting block 10. The U-shaped reinforcing plate 6 is fixed in the slot 11. At the same time, the blocks 15 on both sides of the lower end surface of the mounting block 10 are just aligned with the movable slot 16 inside the U-shaped reinforcing plate 6 to fix it. While being inserted, the movable pressure block 17 on one side of the movable slot 16 is also displaced to one side under the action of pressure. The guide block 21 sleeved on the outside of the guide rod 20 through the lower end surface slides, so that the plug block 18 on one side of the movable pressure block 17 is also displaced. Finally, the plug block 18 is inserted into the slot 19 inside the protrusion 9 to complete the fixation. The multiple evenly arranged threaded fixing holes 7 and the fixing seat 8 on the surface of the U-shaped reinforcing plate 6 can be fixedly connected to the equipment to improve its stability.

[0024] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

Claims

1. A fixed structural member of an engineering hydraulic cylinder, comprising a cylinder body (1), characterized in that: The cylinder body (1) is provided with flange connection plates (3) on both sides, and one end of the two flange connection plates (3) is provided with a plurality of evenly arranged protrusions (9) through its circumference. The cylinder body (1) is provided with U-shaped reinforcement plates (6) on both sides, and through-hole grooves (12) are provided inside the two ends of the two U-shaped reinforcement plates (6). The U-shaped reinforcement plates (6) and the protrusions (9) are connected through the through-hole grooves (12). Positioning grooves (14) are provided on both sides of the interior of the flange connection plates (3). Positioning blocks (13) are provided on both sides of the lower end surface of the U-shaped reinforcement plates (6). The two positioning blocks (13) are inserted into the two positioning grooves (14). Active clamping grooves (16) are provided on both sides of the interior of the U-shaped reinforcement plates (6). The lower end surfaces of the two active clamping grooves (16) are provided with guide grooves (23). One side of the interior of the two active clamping grooves (16) is provided. A movable pressure block (17) is provided, one side of each of the two movable pressure blocks (17) is provided with an insert block (18), the inside of each of the two guide grooves (23) is provided with a guide rod (20), the lower end surfaces of each of the two movable pressure blocks (17) are provided with a guide block (21) which is slidably sleeved on the outside of the guide rod (20), one side of each of the guide blocks (21) is provided with a spring (22) which is sleeved on the outside of the guide rod (20), both sides of the inside of the protrusion (9) are provided with slots (19), the two insert blocks (18) are inserted into the two slots (19), a mounting block (10) is provided above the protrusion (9), a corresponding slot (11) is provided inside the mounting block (10), the protrusion (9) is inserted into the corresponding slot (11), both sides of the lower end surface of the mounting block (10) are provided with a slot block (15), the two slot blocks (15) are inserted into the two movable slots (16).

2. The fixed structure of an engineering hydraulic cylinder according to claim 1, characterized in that: A rear fork hinge seat (2) is provided on one side of one of the flange connection plates (3), and the rear fork hinge seat (2) and the flange connection plate (3) are an integrated welded structure.

3. The fixed structure of an engineering hydraulic cylinder according to claim 1, characterized in that: A piston rod (4) is provided inside the cylinder body (1), and one side of the piston rod (4) is connected to a front fork hinge seat (5) by welding.

4. The fixed structural member of an engineering hydraulic cylinder according to claim 1, characterized in that: The U-shaped reinforcing plate (6) is provided with a plurality of evenly arranged threaded fixing holes (7) inside.

5. The fixing structure of an engineering hydraulic cylinder according to claim 1, characterized in that: The upper end surface of the U-shaped reinforcing plate (6) is provided with a plurality of evenly arranged fixing seats (8), and the fixing seats (8) are provided with docking holes inside.

6. The fixing structure of an engineering hydraulic cylinder according to claim 1, characterized in that: The surface of the mounting block (10) is provided with a plurality of evenly arranged anti-slip grooves, one side of the clamping block (15) and the movable pressing block (17) are both beveled edges, and the two beveled edges contact each other for compression.

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