CN211846972U

CN211846972U - Double-acting oil cylinder synchronizing mechanism

Info

Publication number: CN211846972U
Application number: CN201922461874.8U
Authority: CN
Inventors: 王忠豪; 王印峰
Original assignee: Shandong Huanya Hydraulic Machinery Co ltd
Current assignee: Shandong Huanya Hydraulic Machinery Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-11-03
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a double-acting cylinder synchronizing mechanism, including interior hydro-cylinder, outer hydro-cylinder and auxiliary cylinder, the outside parcel of interior hydro-cylinder has outer hydro-cylinder, and the right side of interior hydro-cylinder and outer hydro-cylinder passes through the runner intercommunication, the right-hand member of runner is provided with an oil accumulation section of thick bamboo, the top of first piston is connected with the connecting rod, and the top of connecting rod is connected with the rear side bottom of stripper beam, the below of oil accumulation section of thick bamboo is connected with accepts the way, the top of interior hydro-cylinder is connected with the auxiliary cylinder, the backward flow hole intercommunication is passed through with the left side of outer hydro-cylinder to interior hydro-cylinder, and the inside in backward flow hole is provided with sealed valve plug, the outside of sealed valve plug is connected with the. This double-acting cylinder lazytongs, the one-way entering of the oil mass of being convenient for avoids backward flow to increase stability, and can drive the ejector pin and be synchronous motion, makes things convenient for the use of some special equipment, and is convenient for emit the oil backward flow, convenient storage.

Description

Double-acting oil cylinder synchronizing mechanism

Technical Field

The utility model relates to a hydro-cylinder technical field specifically is a double-acting cylinder lazytongs.

Background

The double-acting oil cylinder is a hydraulic cylinder capable of inputting pressure oil from two sides of the piston, and is mainly applied to a hydraulic jack, and the rod body in the oil cylinder can lift to a certain degree by changing the amount of oil in the oil cylinder, so that a component is driven to do linear or swinging motion.

When the existing double-acting oil cylinder is used, only one single rod can be driven to lift, the existing double-acting oil cylinder is inconvenient to use in some special fields, oil in the oil cylinder is inconvenient to discharge, and the oil cylinder is inconvenient to stretch and retract, so that a double-acting oil cylinder synchronizing mechanism is provided, and the problems in the prior art are solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a double-acting cylinder lazytongs to solve the present double-acting cylinder that above-mentioned background art provided, when using, only can drive a single pole and go up and down, inconvenient use in some special fields, and inconvenient oil with in the hydro-cylinder emits, leads to the flexible inconvenient problem of hydro-cylinder.

In order to achieve the above object, the utility model provides a following technical scheme: a double-acting oil cylinder synchronizing mechanism comprises an inner oil cylinder, an outer oil cylinder and an auxiliary cylinder, wherein the outer side of the inner oil cylinder is wrapped with the outer oil cylinder, the inner oil cylinder is communicated with the right side of the outer oil cylinder through a flow passage, an oil accumulating cylinder is arranged at the right end of the flow passage, a first piston is arranged inside the oil accumulating cylinder, a supporting rod is arranged at the rear side of the oil accumulating cylinder, the top end of the first piston is connected with a connecting rod, the top end of the connecting rod is connected with the bottom of the rear side of an extrusion rod, a bearing passage is connected below the oil accumulating cylinder, a spring and a sealing ball are respectively arranged inside the bearing passage, the spring and the sealing ball are fixedly connected, the top end of the inner oil cylinder is connected with the auxiliary cylinder, an ejector rod is arranged inside the auxiliary cylinder, the auxiliary cylinder is connected with the ejector rod through a second piston, the inner oil cylinder is communicated with the left side of the outer oil, the outside of sealed valve plug is connected with the regulation pole, and adjusts the top of pole and be provided with the butterfly handle.

Preferably, the upper end and the lower end of the supporting rod are respectively hinged with the extrusion rod and the outer oil cylinder, the extrusion rod and the first piston form a transmission mechanism through the supporting rod and the connecting rod, and the first piston and the oil accumulating cylinder form a sliding structure through the connecting rod.

Preferably, the springs and the sealing balls are correspondingly arranged below the oil accumulation barrel from left to right, the springs and the sealing balls on the left side and the right side are arranged in a staggered mode, and the sealing balls and the flow passages form a sealing structure.

Preferably, the auxiliary cylinder is of a Y-shaped structure, and the auxiliary cylinder and the inner oil cylinder are welded to form an integrated structure.

Preferably, a circulating structure is formed between the backflow hole and the flow channel through the inner oil cylinder and the outer oil cylinder, and a convex structure is arranged on the outer side of the bottom of the backflow hole.

Preferably, adjust the pole and constitute rotating-structure with sealed valve plug, and sealed valve plug and backward flow hole block are connected to adjust pole and outer hydro-cylinder threaded connection.

Compared with the prior art, the beneficial effects of the utility model are that: the double-acting oil cylinder synchronizing mechanism is convenient for one-way entering of oil mass, avoids backflow and increases stability, can drive the ejector rod to do synchronous motion, is convenient for using some special equipment, is convenient for backflow and discharge of oil, and is convenient for storage;

1. the spring and the sealing ball are arranged correspondingly left and right, and the springs and the sealing balls on the left side and the right side are arranged in a staggered mode, so that the bearing channel is convenient to seal, the flow channel is convenient to seal, the oil quantity is convenient to move in a one-way mode, and the stability is improved;

2. the auxiliary cylinder and the ejector rod are arranged, the auxiliary cylinder is of a Y-shaped structure and is convenient for driving the ejector rod monomers to synchronously move, and the valve is arranged on the outer side of the auxiliary cylinder, so that the oil quantity at the top of the auxiliary cylinder is convenient to regulate and control, and the device is convenient to use;

3. the sealing valve plug and the adjusting rod are arranged, the sealing valve plug is clamped with the convex structure in the backflow hole, the sealing valve plug can slide in the backflow hole conveniently, a channel of the backflow hole is opened, oil conveniently flows back, the adjusting rod is in threaded connection with the outer oil cylinder, the adjusting rod is in rotational connection with the sealing valve plug, and the sealing valve plug is conveniently and stably driven to move.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1 at B according to the present invention;

fig. 4 is a left-side view structural diagram of the connection between the extrusion stem and the support rod of the present invention.

In the figure: 1. an inner cylinder; 2. an outer cylinder; 3. a flow channel; 4. an oil accumulation cylinder; 5. a first piston; 6. a connecting rod; 7. a support bar; 8. an extrusion stem; 9. a receiving channel; 10. a spring; 11. a sealing ball; 12. an auxiliary cylinder; 13. a top rod; 14. a second piston; 15. a return orifice; 16. a sealing valve plug; 17. adjusting a rod; 18. butterfly handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a double-acting oil cylinder synchronizing mechanism comprises an inner oil cylinder 1, an outer oil cylinder 2, a flow channel 3, an oil accumulation cylinder 4, a first piston 5, a connecting rod 6, a supporting rod 7, an extrusion rod 8, a receiving channel 9, a spring 10, a sealing ball 11, an auxiliary cylinder 12, an ejector rod 13, a second piston 14, a backflow hole 15, a sealing valve plug 16, an adjusting rod 17 and a butterfly handle 18, wherein the outer oil cylinder 2 is wrapped outside the inner oil cylinder 1, the inner oil cylinder 1 is communicated with the right side of the outer oil cylinder 2 through the flow channel 3, the oil accumulation cylinder 4 is arranged at the right end of the flow channel 3, a first piston 5 is arranged inside the oil accumulation cylinder 4, the supporting rod 7 is arranged at the rear side of the oil accumulation cylinder 4, the connecting rod 6 is connected to the top end of the first piston 5, the top end of the connecting rod 6 is connected to the bottom of the rear side of the extrusion rod 8, the receiving channel 9 is connected to the lower portion of the oil accumulation cylinder, and the spring 10 is fixedly connected with the sealing ball 11, the top end of the inner oil cylinder 1 is connected with the auxiliary cylinder 12, the inside of the auxiliary cylinder 12 is provided with the ejector rod 13, the auxiliary cylinder 12 is connected with the ejector rod 13 through the second piston 14, the left sides of the inner oil cylinder 1 and the outer oil cylinder 2 are communicated through the return hole 15, the inside of the return hole 15 is provided with the sealing valve plug 16, the outer side of the sealing valve plug 16 is connected with the adjusting rod 17, and the top end of the adjusting rod 17 is provided with the butterfly-shaped handle 18.

As shown in fig. 1, 2 and 4, the upper end and the lower end of a support rod 7 are respectively hinged with an extrusion rod 8 and an outer oil cylinder 2, the extrusion rod 8 and a first piston 5 form a transmission mechanism through the support rod 7 and a connecting rod 6, the first piston 5 and an oil accumulation cylinder 4 form a sliding structure through the connecting rod 6, so that extrusion oil can move conveniently, a spring 10 and a sealing ball 11 are correspondingly arranged below the oil accumulation cylinder 4 from left to right, the spring 10 and the sealing ball 11 on the left side and the right side are arranged in a mutually staggered manner, and the sealing ball 11 and a flow channel 3 form a sealing structure, so that oil can move in a single direction.

Like in fig. 1 and 3 auxiliary cylinder 12 be "Y" type structure, and auxiliary cylinder 12 and the welding of interior hydro-cylinder 1 are the integral structure, be convenient for oil lets in auxiliary cylinder 12, constitute circulation structure through interior hydro-cylinder 1 and outer hydro-cylinder 2 between backward flow hole 15 and the runner 3, and the bottom outside of backward flow hole 15 is provided with "protruding" type structure, be convenient for the removal of sealed valve plug 16, adjust pole 17 and sealed valve plug 16 and constitute revolution mechanic, and sealed valve plug 16 and backward flow hole 15 block are connected, and adjust pole 17 and outer hydro-cylinder 2 threaded connection, be convenient for stably drive sealed valve plug 16 and remove, be convenient for discharge the oil in the interior hydro-cylinder 1.

The working principle is as follows: when the double-acting oil cylinder synchronous mechanism is used, as shown in fig. 1, the device is firstly installed at a designated working position, the top ends of the two sides of the auxiliary cylinder 12 are enabled to have the same weight, and a valve is installed on the outer side of the auxiliary cylinder 12, when the device is used, as shown in fig. 4, the top end of the extrusion rod 8 is manually extruded, as the upper end and the lower end of the support rod 7 are respectively hinged with the extrusion rod 8 and the outer oil cylinder 2, the first piston 5 is driven to slide through the connecting rod 6, oil in the oil accumulation cylinder 4 is extruded into the inner oil cylinder 1, and in the extrusion process, the sealing ball 11 in the receiving channel 9 is oppositely moved under the action of the spring 10, so that the sealing ball 11 is synchronously moved, the communication or blocking between the single bodies of the flow channel 3 is facilitated, and the oil amount is stabilized in the inner oil cylinder 1 and the outer oil cylinder 2;

in the process of continuously extruding the extrusion rod 8, as shown in fig. 1, oil in the outer oil cylinder 2 enters the inner oil cylinder 1, so that the oil amount in the inner oil cylinder 1 is increased, the ejector rods 13 in the auxiliary cylinder 12 are ejected, the ejector rods 13 on the left side and the right side are synchronously moved, in the using process, the entering of the oil amount is blocked by controlling the valve regulation on the auxiliary cylinder 12, the extending length of the ejector rods 13 is conveniently regulated and controlled, the use is convenient, after the use is finished, the butterfly-shaped handle 18 is manually rotated, so that the butterfly-shaped handle 18 drives the adjusting rod 17 to rotate, as shown in fig. 3, the adjusting rod 17 is rotatably connected with the sealing valve plug 16, the adjusting rod 17 is in threaded connection with the outer oil cylinder 2, the sealing valve plug 16 stably slides in the backflow hole 15, the backflow hole 15 is opened, so that the oil in the inner oil cylinder 1 is put into the outer oil cylinder 2 again, and the retraction of, this is the entire operation of the double-acting cylinder synchronization mechanism, and the details not described in detail in this specification are prior art known to those skilled in the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

Claims

1. The utility model provides a double-acting cylinder lazytongs, includes interior hydro-cylinder (1), outer hydro-cylinder (2) and auxiliary cylinder (12), its characterized in that: the outer side of the inner oil cylinder (1) is wrapped by the outer oil cylinder (2), the inner oil cylinder (1) is communicated with the right side of the outer oil cylinder (2) through a flow passage (3), an oil accumulating cylinder (4) is arranged at the right end of the flow passage (3), a first piston (5) is arranged inside the oil accumulating cylinder (4), a support rod (7) is arranged on the rear side of the oil accumulating cylinder (4), a connecting rod (6) is connected to the top end of the first piston (5), the top end of the connecting rod (6) is connected with the bottom of the rear side of the extrusion rod (8), a bearing channel (9) is connected to the lower portion of the oil accumulating cylinder (4), a spring (10) and a sealing ball (11) are respectively arranged inside the bearing channel (9), the spring (10) and the sealing ball (11) are fixedly connected, an auxiliary cylinder (12) is connected to the top end of the inner oil cylinder (1), and an ejector rod (13) is arranged inside the auxiliary cylinder (, and be connected through second piston (14) between auxiliary cylinder (12) and ejector pin (13), interior hydro-cylinder (1) passes through backward flow hole (15) intercommunication with the left side of outer hydro-cylinder (2), and the inside in backward flow hole (15) is provided with sealed valve plug (16), the outside of sealed valve plug (16) is connected with regulation pole (17), and the top of adjusting pole (17) is provided with butterfly handle (18).

2. A double acting cylinder synchronisation mechanism according to claim 1, characterised in that: the upper end and the lower end of the supporting rod (7) are respectively hinged with the extrusion rod (8) and the outer oil cylinder (2), the extrusion rod (8) forms a transmission mechanism with the first piston (5) through the supporting rod (7) and the connecting rod (6), and the first piston (5) forms a sliding structure with the oil accumulating cylinder (4) through the connecting rod (6).

3. A double acting cylinder synchronisation mechanism according to claim 1, characterised in that: the springs (10) and the sealing balls (11) are correspondingly arranged below the oil accumulation barrel (4) in the left-right direction, the springs (10) and the sealing balls (11) on the left side and the right side are arranged in a staggered mode, and the sealing balls (11) and the flow channel (3) form a sealing structure.

4. A double acting cylinder synchronisation mechanism according to claim 1, characterised in that: the auxiliary cylinder (12) is of a Y-shaped structure, and the auxiliary cylinder (12) and the inner oil cylinder (1) are welded to form an integrated structure.

5. A double acting cylinder synchronisation mechanism according to claim 1, characterised in that: a circulating structure is formed between the backflow hole (15) and the flow channel (3) through the inner oil cylinder (1) and the outer oil cylinder (2), and a convex structure is arranged on the outer side of the bottom of the backflow hole (15).

6. A double acting cylinder synchronisation mechanism according to claim 1, characterised in that: adjust pole (17) and sealed valve plug (16) constitution revolution mechanic, and sealed valve plug (16) and backward flow hole (15) block are connected to adjust pole (17) and outer hydro-cylinder (2) threaded connection.