CN212863783U - Sealing replacing device for hydraulic system energy accumulator - Google Patents

Abstract

The utility model relates to a sealed device of changing of hydraulic system energy storage ware, the energy storage ware is fixed mounting on the support, the support includes the horizontal plate and is located the vertical curb plate of horizontal plate side, sealed change device is installed on the support, sealed change device includes support frame, fixed block, upper and lower clamping mechanism and suspension cable utensil hanging structure, the fixed block is fixed on the support frame, vertical draw-in groove has between fixed block and the support frame, upper and lower clamping mechanism includes the adjustable clamping spare that can install in the support frame with adjusting from top to bottom, adjustable clamping spare is located the draw-in groove opening side; the clamping groove is clamped on a vertical side plate of the support, the adjustable clamping piece and the fixed block are respectively clamped on the upper side and the lower side of a horizontal plate of the support, and the sling hanging structure is fixed on the support frame and located above the energy accumulator.

Description

Sealing replacing device for hydraulic system energy accumulator

Technical Field

The utility model relates to a hydraulic machine field, concretely relates to sealed change device of hydraulic system energy storage ware.

Background

Hydraulic systems are used by manufacturing and some other industries. When the hydraulic system works, the increase and decrease of the pressure can be changed along with the change of the pressure, the normal operation of the whole hydraulic system is seriously influenced, and in order to solve the problem, an auxiliary element energy accumulator is needed, wherein the energy accumulator is an energy storage device in the hydraulic pneumatic system. The energy in the system is converted into compression energy or potential energy to be stored at a proper time, and when the system needs the energy, the compression energy or the potential energy is converted into hydraulic energy or air pressure and the like to be released, and the energy is supplied to the system again. When the system pressure is increased instantaneously, it can absorb the energy of the part to ensure the pressure of the whole system is normal.

The accumulator and hydraulic system junction along with the change of system pressure, often can appear the sealing washer by the washout and lead to the leakage phenomenon, so the sealing washer need often change, changes at every turn and all will raise the accumulator by at least 20 centimeters. The existing old process for replacing the hydraulic system accumulator seal is as follows: referring to the attached drawings 3 and 5, the energy accumulator is installed on a support made of channel steel, the opening of the channel steel faces downwards, and because no hoisting equipment point is hung on the energy accumulator, the energy accumulator is lifted up manually and kept in the air, and another person replaces the energy accumulator for sealing.

SUMMERY OF THE UTILITY MODEL

In view of the above shortcoming of prior art, the to-be-solved technical problem of the utility model is to provide a sealed change device of hydraulic system energy storage ware, light practicality uses in a flexible way, improves work efficiency and security.

In order to achieve the above object, the utility model provides a seal replacing device of a hydraulic system energy accumulator, the energy accumulator is fixedly installed on a support, the support comprises a horizontal plate and a vertical side plate located at the side edge of the horizontal plate, the seal replacing device is installed on the support, the seal replacing device comprises a support frame, a fixed block, an upper clamping mechanism and a lower clamping mechanism and a sling hanging structure, the fixed block is fixed on the support frame, a vertical clamping groove is formed between the fixed block and the support frame, the upper clamping mechanism and the lower clamping mechanism comprise adjustable clamping pieces which can be installed on the support frame in an up-and-down adjustable manner, and the adjustable clamping pieces are located at the opening side of the clamping groove; the clamping groove is clamped on a vertical side plate of the support, the adjustable clamping piece and the fixed block are respectively clamped on the upper side and the lower side of a horizontal plate of the support, and the sling hanging structure is fixed on the support frame and located above the energy accumulator.

Furthermore, the fixed blocks are multiple and are arranged along the vertical direction of the support frame.

Furthermore, the clamping device also comprises a horizontal clamping screw rod screwed on the support frame, and one end of the horizontal clamping screw rod extends into the clamping groove.

Further, the upper and lower clamping mechanism comprises an adjusting nut fixed on the support frame, and the adjustable clamping member is a screw rod and is vertically screwed in the adjusting nut.

Furthermore, the opening of the clamping groove faces upwards, and the adjustable clamping piece is positioned above the fixing block.

Furthermore, the lower end of the adjustable clamping member is also provided with a roller which is used for pressing against a horizontal plate of the bracket and can roll left and right along the length direction of the bracket, and the upper and lower clamping mechanism further comprises a locking structure for locking the roller.

Furthermore, the locking structure comprises a locking nut and a locking screw rod screwed in the locking nut, one end of the locking screw rod can abut against the roller, and the locking nut is fixed with the adjustable clamping piece.

Furthermore, the locking structure comprises a vertical sliding rod fixedly arranged on the support frame and a sliding block arranged on the vertical sliding rod, and the locking nut is fixed on the sliding block.

Furthermore, the support frame comprises a vertical frame and a transverse frame fixed at the top end of the vertical frame, the fixed block and the upper and lower clamping and fixing mechanisms are installed on the vertical frame, and the sling hanging structure is installed on the transverse frame.

As described above, the utility model relates to a sealed device of changing has following beneficial effect:

the support frame is fixedly arranged on the support of the energy accumulator by the aid of the fixing block and the upper and lower clamping mechanisms, a hanging point is provided for hanging the energy accumulator by the aid of the sling hanging structure on the support, the energy accumulator is protected by the sling, fixed connection between the energy accumulator and the support is removed, the energy accumulator is hung at a proper distance, and then the sealing element is maintained and replaced. The utility model discloses a sealed change device can use and not setting up hoist and mount point and the narrow and small construction place in space around the equipment, provides the lifting rope utensil for the hoist and mount of energy storage ware and hangs the point of establishing to make things convenient for the change of sealing washer, avoid artifical lifting energy storage ware, light practical can save the manpower effectively, hang and unload the hoist and can be accomplished alone by alone, improve work efficiency and security.

Drawings

Fig. 1 is a schematic structural view of the seal replacing device of the present invention.

Fig. 2 is a right side view of fig. 1.

Fig. 3 is an installation schematic diagram of the seal replacing device of the present invention.

Fig. 4 is a schematic view of the seal replacing device of the present invention.

Fig. 5 is a schematic view of the mounting of a plurality of accumulators on a bracket.

Description of the element reference numerals

1 support frame

101 vertical frame

102 transverse frame

2 fixed block

201 card slot

3 Adjustable clip

4 adjusting nut

5 roller

6 locking structure

601 locking screw rod

602 locking nut

603 vertical sliding bar

604 sliding block

7 horizontal clamping screw rod

8 suspension cable tool hanging structure

9 support

901 horizontal plate

902 vertical side plate

10 energy accumulator

11 hoop

12 hoist rigging

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

It should be understood that the drawings of the present application are only used to match the contents disclosed in the specification, so as to be known and read by those skilled in the art, and not to limit the practical limitations of the present invention, so that the present application does not have any technical significance, and any modification of the structure, change of the ratio relationship, or adjustment of the size should still fall within the scope of the present application without affecting the function and the achievable purpose of the present application. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle", and the like used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be considered as the scope of the present invention without substantial changes in the technical content.

Referring to fig. 1 to 5, the utility model provides a sealed device of changing of hydraulic system energy storage ware, energy storage ware 10 fixed mounting are on support 9, and support 9 includes horizontal plate 901 and connects at the vertical curb plate 902 of horizontal plate 901 side, and specifically, support 9 can adopt the channel-section steel to make, see fig. 3 and 5, and energy storage ware 10 passes through staple bolt 11 to be fixed on support 9 the front side, and vertical curb plate 902 is located the rear side of support 9.

The utility model discloses a sealed device of changing is used for installing on support 9, sealed device of changing includes support frame 1, fixed block 2, upper and lower clamping mechanism, and the suspension cable hanger establishes structure 8 with hanging, fixed block 2 fixes on support frame 1, have vertical draw-in groove 201 between fixed block 2 and the support frame 1, upper and lower clamping mechanism includes the adjustable clamping piece 3 that can install in support frame 1 with adjusting from top to bottom, and adjustable clamping piece 3 is located draw-in groove 201 opening side, that is to say adjustable clamping piece 3 is located draw-in groove 201 top (the state shown in figure 1) when draw-in groove 201 opening up, adjustable clamping piece 3 is located draw-in groove 201 below when draw-in groove 201 opening is down; the clamping groove 201 is clamped on a vertical side plate 902 of the support 9, the adjustable clamping piece 3 and the fixed block 2 are respectively abutted against the upper side and the lower side of a horizontal plate 901 of the support 9, and the sling hanging structure 8 is fixed on the support frame 1 and is positioned above the energy accumulator 10.

The utility model discloses a sealed theory of operation of changing device does: during the use, install support frame 1 on support 9 earlier, specifically, initially adjustable clamping spare 3 adjusts to have suitable distance with draw-in groove 201, makes support 9 can get into smoothly between adjustable clamping spare 3 and the fixed block 2, then with draw-in groove 201 joint on the vertical curb plate 902 of support 9, then the position of adjusting adjustable clamping spare 3 is close to with fixed block 2 for adjustable clamping spare 3 and fixed block 2 are the upper and lower both sides of clamping respectively at the horizontal plate 901 of support 9. The size of the clamping groove 201 is determined according to the size of the vertical side plate 902 of the support 9, and the width of the clamping groove 201 can be slightly larger than the thickness of the vertical side plate 902, so that when the vertical side plate 902 is inserted into the clamping groove 201, the support 9 and the support frame 1 can be limited from shaking. After the sealing replacement device is fixed on the support 9, according to the weight of the energy accumulator 10, a proper sling 12 is hung on the sling hanging structure 8, the energy accumulator 10 is held by the sling 12, the fixed connection between the energy accumulator 10 and the support 9 is released, the energy accumulator 10 is lifted by a proper distance, and then the sealing element is maintained and replaced. The sealing replacing device of the utility model can be used in construction places without hoisting points and with narrow space around the equipment, is fixed on the bracket 9 through the fixed block 2 and the upper and lower clamping mechanism supporting frames 1, provides a sling hanging structure 8 for hoisting the energy accumulator 10, is light and practical, can effectively save manpower, can be independently completed by one person, thereby facilitating the replacement of the sealing ring, improving the working efficiency and the safety,

referring to fig. 1 to 4, fig. 1 to 4 show a specific embodiment of the present invention.

In this embodiment, the supporting frame 1 includes a vertical frame 101 and a horizontal frame 102 fixed on the top of the vertical frame 101, so as to simplify the structure of the supporting frame 1 as much as possible, the fixed block 2 and the upper and lower clamping mechanisms are installed on the vertical frame 101, the suspension cable tool hanging structure 8 is installed on the horizontal frame 102, and the suspension cable tool hanging structure 8 is specifically a hanging ring. The fixed blocks 2 can be arranged on the vertical frame 101 of the support frame 1 along the up-down direction, so that the fixed blocks can be simultaneously arranged on a plurality of supports 9, and the sealing and replacing device can be stably arranged.

As a preferred design, referring to fig. 1 to 4, in this embodiment, the seal replacing device further includes a horizontal clamping screw rod 7 screwed to the support frame 1, the horizontal clamping screw rod 7 passes through the vertical frame 101, one end of the horizontal clamping screw rod 7 extends into the slot 201, a portion of the slot 201 may be provided with the corresponding horizontal clamping screw rod 7, and a corresponding horizontal clamping screw rod 7 may be provided in each slot 201, so that the width of the slot 201 may be made larger, and when the vertical side plate 902 of the support 9 is inserted into the slot 201, the horizontal clamping screw rod 7 is screwed towards the slot 201 and abuts against the vertical side plate 902, and is preferably perpendicular to the vertical side plate 902, thereby further fixing the seal replacing device. By horizontally clamping the screw rod 7, the sealing replacement device can be arranged on the brackets 9 with different sizes, so that the sealing replacement device is suitable for different oil pressing system places.

Referring to fig. 1, 3 and 5, in this embodiment, the bracket 9 is a channel steel with an opening facing downward, that is, a vertical side plate 902 of the bracket 9 faces downward, at this time, the opening of the slot 201 in the seal replacing device faces upward, the adjustable clamping member 3 is located above the fixed block 2, and the weight of the seal replacing device is pressed on the bracket 9 through the adjustable clamping member 3.

As a preferred design, referring to fig. 1 to 4, in this embodiment, the upper and lower clamping mechanism includes an adjusting nut 4 fixed on the support frame 1, the adjustable clamping member 3 is a lead screw vertically screwed into the adjusting nut 4, and this way of screw-fitting is adopted, so that the position of the adjustable clamping member 3 is stable and the upper and lower adjustment is convenient. In addition, the top of the screw rod type adjustable clamping piece 3 is provided with a turntable which is convenient to rotate. Of course, in other embodiments, the adjustable clamping member 3 is also installed in other existing design manners, and the above-mentioned function of being able to keep fixed with the supporting frame 1 and being able to adjust the position up and down can be achieved.

As a preferable design, referring to fig. 1 to 4, in this embodiment, a roller 5 is further provided at the lower end of the adjustable clamping member 3, the roller 5 is used for pressing against a horizontal plate 901 of the bracket 9 on the bracket 9 and can roll left and right along the length direction of the bracket 9, and the upper and lower clamping mechanism further includes a locking structure 6 for locking the roller 5. When the sealing replacing device is normally fixed on the bracket 1 to work, the roller 5 is locked and can not roll. When a plurality of energy accumulators 10 are arranged side by side left and right along the length direction of the support 9, referring to fig. 5, after one energy accumulator 10 is repaired and replaced, the locking structure 6 is loosened, the roller 5 rolls left and right on the horizontal plate 901 of the support 9, and the sealing replacing device is moved to the position of the next energy accumulator 10, so that the use is convenient and flexible.

Referring to fig. 1 and 2, in this embodiment, the locking structure 6 includes a locking nut 602, and a locking screw 601 screwed into the locking nut 602, one end of the locking screw 601 can abut against the roller 5, the locking nut 602 is fixed to the adjustable clamping member 3, and both move up and down synchronously, so that the locking screw 601 is pressed against or separated from the roller 5 by screwing, thereby locking or releasing the roller 5, and in addition, the locking structure 6 includes a vertical sliding rod 603 fixed on the support frame 1, and a slider 604 installed on the vertical sliding rod 603, the locking nut 602 is fixed on the slider 604, so that the up and down movement of the locking nut 602 and the locking screw 601 is more stable through the vertical sliding rod 603 and the slider 604, and the locking effect of the roller 5 is ensured.

Taking the seal replacing device in this embodiment as an example, the specific process for repairing and replacing the seal of the accumulator 10 is as follows: 1) relieving the pressure of the hydraulic system to prepare for detaching the energy accumulator 10; 2) installing a seal replacing device on a support 9 of an energy accumulator 10, specifically, adopting a single-person installation operation, placing the seal replacing device on the support 9 by a constructor, clamping a clamping groove 201 to the lower end of a vertical side plate 902 of the support 9 from bottom to top, rotating a rotary disc on an adjustable clamping member 3, screwing the adjustable clamping member 3 downwards until a roller 5 at the lower end of the adjustable clamping member 3 is pressed downwards on a horizontal plate 901 of the support 9, and properly adjusting the position of a horizontal clamping screw rod 7, so that the seal replacing device can only move on the support 9 through the roller 5 to a position of the energy accumulator 10 needing to replace the seal, and then pushing a locking screw rod 601 in a locking structure 6 against the roller 5 to lock the roller 5, wherein the seal replacing device is fixedly arranged on the support 9, as shown in fig. 3; 3) a proper sling 12 is hung on the sling hanging structure 8 of the bracket 9, and the energy accumulator 10 is kept by the sling 12; 4) loosening the bolts of the hoop 11 of the energy accumulator 10, removing the connecting bolts of the energy accumulator 10, lifting the energy accumulator 10 by twenty centimeters through the sling 12, conveniently replacing the interface seal, and completing the seal maintenance and replacement, which is shown in fig. 4; 5) the energy accumulator 10 is reinstalled, the suspension rigging 12 is released, the roller 5 is unlocked by the locking structure 6, and the next energy accumulator 10 is removed by moving the roller 5 on the bracket 9 to the next energy accumulator 10.

From the above, the seal replacing device in the present embodiment has the following advantages:

(1) the device is portable and practical, saves manpower, can be operated and hung and unloaded by one person independently, and can be judged by an operator independently, so that the operation accuracy and the continuity are remarkably improved compared with the prior art, and the working efficiency is improved; (2) the safety and reliability are improved, and the link of carrying by multiple persons is saved, so that the false operation caused by improper stress is avoided; (3) through the roller 5 and the locking structure 6, the sealing device can be moved to different energy accumulators 10 on the same support 9 for sealing replacement without disassembling a tool, and the action is sensitive; (4) the upper and lower clamping mechanisms can move up and down to be adjusted, and the horizontal fastening screw rod can move back and forth to be adjusted, so that the upper and lower clamping mechanisms are used for fixing the brackets 9 with different specifications and sizes and replacing various types of energy accumulators 10 for sealing.

To sum up, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims (9)

1. The utility model provides a sealed device of changing of hydraulic system energy storage ware, energy storage ware (10) fixed mounting is on support (9), support (9) are including horizontal plate (901) and be located vertical curb plate (902) of horizontal plate (901) side, its characterized in that: the sealing replacing device is installed on a support (9), the sealing replacing device comprises a support frame (1), a fixing block (2), an upper clamping mechanism and a lower clamping mechanism and a sling hanging structure (8), the fixing block (2) is fixed on the support frame (1), a vertical clamping groove (201) is formed between the fixing block (2) and the support frame (1), the upper clamping mechanism and the lower clamping mechanism comprise adjustable clamping pieces (3) which can be installed on the support frame (1) in an up-down adjusting mode, and the adjustable clamping pieces (3) are located on the opening side of the clamping groove (201); the clamping groove (201) is clamped on a vertical side plate (902) of the support (9), the adjustable clamping piece (3) and the fixing block (2) are respectively clamped on the upper side and the lower side of a horizontal plate (901) of the support (9), and the sling hanging structure (8) is fixed on the support frame (1) and is located above the energy accumulator (10).

2. The seal-changing apparatus according to claim 1, wherein: the fixing blocks (2) are arranged in a plurality of up-and-down directions along the support frame (1).

3. The seal-changing apparatus according to claim 1, wherein: the clamping device is characterized by further comprising a horizontal clamping screw rod (7) screwed on the support frame (1), wherein one end of the horizontal clamping screw rod (7) extends into the clamping groove (201).

4. The seal-changing apparatus according to claim 1, wherein: the upper clamping mechanism and the lower clamping mechanism comprise adjusting nuts (4) fixed on the support frame (1), and the adjustable clamping members (3) are lead screws and are vertically screwed in the adjusting nuts (4).

5. The seal-changing apparatus according to claim 1, wherein: the opening of the clamping groove (201) faces upwards, and the adjustable clamping piece (3) is located above the fixing block (2).

6. The seal-changing apparatus according to claim 5, wherein: the lower end of the adjustable clamping member (3) is also provided with a roller (5), the roller (5) is used for pressing against a horizontal plate (901) of the support (9) and can roll left and right along the length direction of the support (9), and the upper and lower clamping mechanism further comprises a locking structure (6) for locking the roller (5).

7. The seal-changing apparatus according to claim 6, wherein: the locking structure (6) comprises a locking nut (602) and a locking screw rod (601) screwed in the locking nut (602), one end of the locking screw rod (601) can abut against the roller (5), and the locking nut (602) is fixed with the adjustable clamping member (3).

8. The seal-changing apparatus according to claim 7, wherein: the locking structure (6) comprises a vertical sliding rod (603) fixedly arranged on the support frame (1) and a sliding block (604) arranged on the vertical sliding rod (603), and the locking nut (602) is fixed on the sliding block (604).

9. The seal-changing apparatus according to claim 1, wherein: the supporting frame (1) comprises a vertical frame (101) and a transverse frame (102) fixed to the top end of the vertical frame (101), the fixing block (2) and the upper and lower clamping and fixing mechanisms are mounted on the vertical frame (101), and the sling hanging structure (8) is mounted on the transverse frame (102).

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