CN217814245U

CN217814245U - Deflection-preventing multistage hydraulic oil cylinder

Info

Publication number: CN217814245U
Application number: CN202221481461.1U
Authority: CN
Inventors: 金建根; 沈宝良
Original assignee: Hangzhou Quanzhou Machinery Co ltd
Current assignee: Hangzhou Quanzhou Machinery Co ltd
Priority date: 2022-06-13
Filing date: 2022-06-13
Publication date: 2022-11-15
Anticipated expiration: 2032-06-13

Abstract

The application provides a prevent multistage hydraulic cylinder that deflects belongs to the hydraulic cylinder field, and this prevent multistage hydraulic cylinder that deflects includes fixed establishment and dust removal mechanism, fixed establishment includes base, supporting seat, connecting rod, regulation seat and hydraulic cylinder body, the supporting seat rotates to be connected the base surface, the connecting rod is equipped with two, it connects two to adjust the seat rotation connecting rod one end and surface have seted up the through-hole, the piston plate is fixed spring one end and sliding connection are in lead to on the inslot wall, the wash port has been seted up on the piston plate surface, the cotton fixing that absorbs water the piston plate surface, the motor is fixed support one side, the motor with the threaded rod transmission is connected, should prevent deflecting multistage hydraulic cylinder can angle regulation and keep the vertical state by the holding surface, and is more firm during the support, and can protect the dust removal to the output, and convenient to use life is longer.

Description

Deflection-preventing multistage hydraulic oil cylinder

Technical Field

The application relates to the field of hydraulic oil cylinders, in particular to an anti-deflection multistage hydraulic oil cylinder.

Background

The hydraulic cylinder is a hydraulic actuating element which converts hydraulic energy into mechanical energy and makes linear reciprocating motion, and has simple structure and reliable work. When it is used to implement reciprocating motion, it can omit speed-reducing device, and has no transmission gap, and its motion is stable, so that it can be extensively used in various mechanical hydraulic systems. The multi-stage hydraulic cylinder is formed by sleeving two-stage or multi-stage piston cylinders and mainly comprises a cylinder cover, a cylinder barrel, a sleeve, a piston and other parts. The two ends of the cylinder barrel are provided with an oil inlet and an oil outlet A and an oil outlet B, when the oil inlet A and the oil return B are carried out, the first-stage piston with the large effective acting area is firstly pushed to move, then the second-stage piston with the small effective acting area is pushed to move, the flow entering the A is unchanged, so that the movement speed of the piston with the large effective acting area is low, the thrust is large, otherwise, the movement speed is high, the thrust is small, and if the oil inlet B and the oil return A are carried out, the second-stage piston returns to the end point firstly, and then the first-stage piston returns.

The pneumatic cylinder needs can be stable with the heavy object surface perpendicular when supporting the heavy object, but sometimes because ground or base surface are uneven, makes pneumatic cylinder and object surface can not be completely perpendicular, and the clearance will appear with the object surface in the pneumatic cylinder output, and the deflection of skidding easily, and is stained with dust sand grain easily when the pneumatic cylinder output stretches out and can cause wearing and tearing reduction life to the pneumatic cylinder when retracting.

SUMMERY OF THE UTILITY MODEL

In order to make up for the above deficiency, the application provides an anti-deflection multistage hydraulic oil cylinder, which solves the above mentioned problems.

The application is realized as follows:

the application provides a prevent multistage hydraulic cylinder that deflects, including fixed establishment and dust removal mechanism.

The fixing mechanism comprises a base, a supporting seat, two connecting rods, an adjusting seat and a hydraulic oil cylinder body, wherein the supporting seat is rotatably connected to the surface of the base, the two connecting rods are rotatably connected to the two sides of the supporting seat respectively, the adjusting seat is rotatably connected to the two ends of the two connecting rods, through holes are formed in the surfaces of the two ends of the two connecting rods, and the output end of the hydraulic oil cylinder body is in clearance fit with the through holes.

The dust removal mechanism comprises a support, a threaded rod, a clamping seat, a spring, a piston plate, water absorption cotton and a motor, wherein the support is fixed on the surface of the hydraulic oil cylinder body, two ends of the threaded rod are rotatably connected onto the support, the threaded rod comprises a first rod body and a second rod body, the thread directions of the surface threads of the first rod body and the second rod body are opposite, the clamping seat is respectively in threaded sleeve joint on the first rod body and the second rod body, a cavity is formed in the clamping seat, the surface of the clamping seat is provided with a through groove, the spring is fixed on the inner wall of the clamping seat, the piston plate is fixed at one end of the spring and is in sliding connection with the inner wall of the through groove, two rows of drain holes are formed in the surface of the piston plate at intervals, the water absorption cotton is fixed on the surface of the piston plate, the motor is fixed on one side of the support, and the motor is in transmission connection with the threaded rod.

In the implementation process, the base is placed on a plane, the adjusting seat is attached to a supported surface to enable the base to be parallel to the adjusting seat, the hydraulic oil cylinder body and the supported surface are in a vertical state at the moment, the hydraulic oil cylinder body starts to stretch out and support the object surface from the through hole in the adjusting seat surface, the motor drives the threaded rod to rotate at the moment, the two clamping seats move relatively and are clamped on the output end surface of the hydraulic oil cylinder body, the piston plate is pressed on the output end surface of the hydraulic oil cylinder body and slides into the clamping seats at the moment, the water absorption cotton flows out from the lubricating oil in the clamping seats through the drain holes at the moment, when the hydraulic oil cylinder body retracts, the output end surface of the hydraulic oil cylinder body is cleaned and protected by the water absorption cotton, dust on the surface of the hydraulic oil cylinder body is scraped down, the anti-deflection multistage hydraulic oil cylinder can adjust the angle and keep the vertical state with the supported surface, the supporting is more stable, the dust can be protected from the output end, and the service life is longer.

In a specific embodiment, a rotating seat is installed on the surface of the base, and the supporting seat is rotatably connected to the rotating seat.

In the implementation process, the rotating seat is used for rotating and connecting the supporting seat.

In a specific embodiment, an electric push rod is installed on the surface of the base, and the output end of the electric push rod is rotatably connected with a supporting plate.

In the implementation process, the electric push rod and the supporting plate are used for supporting the supporting seat.

In a specific embodiment, the surface of the bracket is provided with a bearing seat, and two ends of the threaded rod are fixed in the bearing seats.

In a specific embodiment, the two ends of the clamping seat are provided with moving seats, and the moving seats are respectively sleeved on the first rod body and the second rod body in a threaded manner.

In the implementation process, the movable seat is used for being connected with the card seat.

In a particular embodiment, the piston plate thickness is greater than the depth of the through slots.

In the implementation process, the piston plate can move in the through groove, and in a normal state, the water drain hole in the surface of the piston plate is covered by the clamping seat.

In a specific embodiment, an oil inlet pipe is arranged on the surface of the clamping seat, and a sealing cover is arranged at one end of the oil inlet pipe.

In a specific embodiment, the surface of the piston plate is provided with a sealing gasket, and the sealing gasket is attached to the inner wall of the through groove.

In a specific embodiment, the motor output end is provided with a motor frame, and the motor is fixed on the surface of the bracket through the motor frame.

In a particular embodiment, the cartridge inner diameter is greater than the hydraulic ram body outer diameter.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some examples of the present application and therefore should not be considered as limiting the scope, and that those skilled in the art can also derive other related drawings based on these drawings without inventive effort.

FIG. 1 is a schematic view of a first perspective structure of an anti-deflection multistage hydraulic oil cylinder provided in an embodiment of the present application;

FIG. 2 is a schematic diagram of a second perspective structure of an anti-deflection multistage hydraulic oil cylinder provided in the present application;

fig. 3 is a schematic view of a first view structure of a card socket according to an embodiment of the present disclosure;

fig. 4 is a schematic diagram of a second view structure of the card socket according to an embodiment of the present disclosure.

In the figure: 100-a securing mechanism; 110-a base; 111-a rotating seat; 112-an electric push rod; 1121-pallet; 120-a support base; 130-a connecting rod; 140-an adjustment seat; 150-a hydraulic cylinder body; 200-a dust removal mechanism; 210-a scaffold; 211-a bearing seat; 220-a threaded rod; 240-card seat; 241-through grooves; 242-a mobile seat; 243-oil inlet pipe; 250-a spring; 260-a piston plate; 261-drainage holes; 262-a seal pad; 270-absorbent cotton; 280-motor; 281-motor frame.

Detailed Description

The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.

To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.

Examples

Referring to fig. 1, the present application provides a technical solution: the anti-deflection multistage hydraulic oil cylinder comprises a fixing mechanism 100 and a dust removing mechanism 200, wherein the dust removing mechanism 200 is fixed on the surface of the fixing mechanism 100.

Referring to fig. 1, 2 and 3, the fixing mechanism 100 includes a base 110, a supporting seat 120, connecting rods 130, an adjusting seat 140 and a hydraulic cylinder body 150, the surface of the base 110 is provided with a rotating seat 111, the supporting seat 120 is rotatably connected to the rotating seat 111, the surface of the base 110 is provided with an electric push rod 112, the output end of the electric push rod 112 is rotatably connected to a supporting plate 1121, the supporting seat 120 is rotatably connected to the surface of the base 110, two connecting rods 130 are respectively rotatably connected to two sides of the supporting seat 120, the adjusting seat 140 is rotatably connected to one end of each of the two connecting rods 130 and provided with a through hole on the surface, and the fixing seat of the hydraulic cylinder body 150 is arranged on the surface of the supporting seat 120 and the output end thereof is in clearance fit with the through hole.

Referring to fig. 1, 2 and 4, the dust removing mechanism 200 includes a bracket 210, a threaded rod 220, a clamping seat 240, a spring 250, a piston plate 260, absorbent cotton 270 and a motor 280, the bracket 210 is fixed on the surface of the hydraulic cylinder body 150, a bearing seat 211 is installed on the surface of the bracket 210, two ends of the threaded rod 220 are fixed in the bearing seat 211, two ends of the threaded rod 220 are rotatably connected to the bracket 210, the threaded rod 220 includes a first rod body and a second rod body, the thread directions of the surfaces of the first rod body and the second rod body are opposite, the thread pitches of the first rod body and the second rod body are the same, the clamping seat 240 is respectively sleeved on the first rod body and the second rod body by threads, a cavity is opened inside the clamping seat 240 and a through groove 241 is opened on the surface, two ends of the clamping seat 240 are installed with a movable seat 242, the movable seat 242 is respectively sleeved on the first rod body and the second rod body by threads, an oil inlet pipe 243 is mounted on the surface of the clamping seat 240, the inner diameter of the clamping seat 240 is larger than the outer diameter of the hydraulic oil cylinder body 150, a sealing cover is mounted at one end of the oil inlet pipe 243, the spring 250 is fixed on the inner wall of the clamping seat 240, the piston plate 260 is fixed at one end of the spring 250 and is connected to the inner wall of the through groove 241 in a sliding mode, two rows of drain holes 261 are arranged on the surface of the piston plate 260 at intervals, a sealing gasket 262 is mounted on the surface of the piston plate 260, the sealing gasket 262 is attached to the inner wall of the through groove 241, the thickness of the piston plate 260 is larger than the depth of the through groove 241, the water absorption cotton 270 is fixed on the surface of the piston plate 260, the motor 280 is fixed on one side of the support 210, the motor 280 is in transmission connection with the threaded rod 220, a motor frame 281 is mounted at the output end of the motor 280, and the motor 280 is fixed on the surface of the support 210 through the motor frame 281.

Specifically, this multistage hydraulic cylinder's of preventing deflecting theory of operation: during operation, place base 110 on the plane, adjust seat 140 and make base 110 and regulation seat 140 parallel with being supported the surface laminating, hydraulic cylinder body 150 is the vertical state with being supported the surface this moment, hydraulic cylinder body 150 begins to stretch out from adjusting seat 140 surface through-hole and supports on the object surface, motor 280 drives threaded rod 220 and rotates this moment, two cassette 240 relative movement centre gripping are at hydraulic cylinder body 150 output end surface, piston plate 260 presses at hydraulic cylinder body 150 output end surface and slides into cassette 240 this moment, the lubricating oil in cassette 240 has infiltrated absorbent cotton 270 through the drain hole 261 outflow this moment, when hydraulic cylinder body 150 retracts, hydraulic cylinder body 150 output end surface is washed the protection by absorbent cotton 270, the dust on hydraulic cylinder body 150 surface will be scraped.

It should be noted that the model specification of the motor 280 needs to be determined by model selection according to the actual specification of the device, and the specific model selection calculation method adopts the prior art in the field, so detailed description is omitted.

The power supply of the motor 280 and its principle will be clear to a person skilled in the art and will not be described in detail here.

The above embodiments are merely examples of the present application and are not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. An anti-deflection multistage hydraulic oil cylinder is characterized by comprising

The fixing mechanism (100) comprises a base (110), supporting seats (120), two connecting rods (130), an adjusting seat (140) and a hydraulic oil cylinder body (150), wherein the supporting seats (120) are rotatably connected to the surface of the base (110), the number of the connecting rods (130) is two, the two connecting rods (130) are respectively rotatably connected to two sides of the supporting seats (120), the adjusting seat (140) is rotatably connected to one end of each of the two connecting rods (130) and is provided with a through hole in the surface, the hydraulic oil cylinder body (150) is fixed on the surface of the supporting seat (120), and the output end of the hydraulic oil cylinder body (150) is in clearance fit with the through hole;

dust removal mechanism (200), dust removal mechanism (200) includes support (210), threaded rod (220), cassette (240), spring (250), piston plate (260), cotton (270) and motor (280) absorb water, support (210) are fixed hydraulic cylinder body (150) surface, threaded rod (220) both ends are rotated and are connected on support (210), threaded rod (220) are including the first body of rod and the second body of rod, and the first body of rod and the opposite pitch of second body of rod surface screw thread direction are the same, cassette (240) respectively the screw thread cup joint on the first body of rod and the second body of rod, logical groove (241) have been seted up to cassette (240) inside cavity and surface, spring (250) are fixed on cassette (240) inner wall, piston plate (260) are fixed spring (250) one end and sliding connection are in lead to groove (241) inner wall, piston plate (260) surface interval is equipped with two rows of wash ports (261), cotton (270) are fixed piston plate (260) surface, motor (280) are fixed support (210) one side, motor (280) and threaded rod (220) are connected.

2. The multi-stage hydraulic anti-deflection cylinder as claimed in claim 1, wherein a rotating seat (111) is mounted on the surface of the base (110), and the supporting seat (120) is rotatably connected to the rotating seat (111).

3. The multi-stage hydraulic anti-deflection oil cylinder as claimed in claim 1, wherein an electric push rod (112) is mounted on the surface of the base (110), and a supporting plate (1121) is rotatably connected to the output end of the electric push rod (112).

4. The multi-stage hydraulic anti-deflection oil cylinder as claimed in claim 1, wherein a bearing seat (211) is mounted on the surface of the bracket (210), and two ends of the threaded rod (220) are fixed in the bearing seat (211).

5. The multi-stage hydraulic anti-deflection cylinder as claimed in claim 1, wherein the two ends of the clamping seat (240) are provided with moving seats (242), and the moving seats (242) are respectively sleeved on the first rod body and the second rod body in a threaded manner.

6. An anti-deflection multistage hydraulic ram according to claim 1, wherein the piston plate (260) thickness is greater than the depth of the through slot (241).

7. The multi-stage hydraulic anti-deflection oil cylinder as claimed in claim 1, wherein an oil inlet pipe (243) is mounted on the surface of the clamping seat (240), and a sealing cover is mounted at one end of the oil inlet pipe (243).

8. The anti-deflection multistage hydraulic oil cylinder as claimed in claim 1, wherein a sealing gasket (262) is mounted on the surface of the piston plate (260), and the sealing gasket (262) is attached to the inner wall of the through groove (241).

9. The multi-stage hydraulic anti-deflection oil cylinder as claimed in claim 1, wherein a motor holder (281) is mounted at the output end of the motor (280), and the motor (280) is fixed on the surface of the bracket (210) through the motor holder (281).

10. An anti-deflection multistage hydraulic ram according to claim 1, wherein the internal diameter of the clamp seat (240) is greater than the external diameter of the hydraulic ram body (150).