CN219101768U

CN219101768U - Hydro-cylinder hydraulic stem bending damage detection device based on hydraulic hoist

Info

Publication number: CN219101768U
Application number: CN202223381796.9U
Authority: CN
Inventors: 彭雄斌; 王婧
Original assignee: Jiangsu Longcheng Honghui Hydraulic Electromechanical Co ltd
Current assignee: Jiangsu Longcheng Honghui Hydraulic Electromechanical Co ltd
Priority date: 2022-12-16
Filing date: 2022-12-16
Publication date: 2023-05-30
Anticipated expiration: 2032-12-16

Abstract

The utility model discloses a hydraulic rod bending damage detection device based on a hydraulic hoist. The beneficial effects of the utility model are as follows: when the hydraulic rod to be tested is inserted into the through holes formed in the surfaces of the two C-shaped seats, the fastening screw rods are respectively rotated, the fastening screw rods are enabled to rotate in the first threaded cylinder, the fastening screw rods are enabled to drive the upper clamping sleeve to be gradually close to the lower clamping sleeve until the two rubber anti-slip pads are in contact with the surfaces of the hydraulic rods, the first springs are in a compressed state, the elastic force of the first springs is utilized to drive the rubber anti-slip pads to abut against the hydraulic rods, the firmness of fixing the hydraulic rods is improved, meanwhile, the clamping sleeve is prevented from being in direct contact with the hydraulic rods in the clamping process, the abrasion probability of the hydraulic rods can be effectively reduced, and when the clamping position of the hydraulic rods is detected, the detection result of the hydraulic rods is not affected, so that the detection accuracy is higher.

Description

Hydro-cylinder hydraulic stem bending damage detection device based on hydraulic hoist

Technical Field

The utility model relates to a detection device, in particular to a hydraulic rod bending damage detection device of an oil cylinder based on a hydraulic hoist, and belongs to the technical field of hydraulic rod bending detection.

Background

The hydraulic rod is used as an elastic buffer device and is composed of a pressure pipe, a piston rod and a plurality of connecting pieces, the specific elastic force can be set by setting different liquid pressures or piston rods with different diameters, and the hydraulic rod has an almost linear elastic curve, so that a good buffer effect can be achieved.

The current some bending damage detection device is when using, often need fix the hydraulic stem, then just can carry out bending damage detection, for current fixing device, for example a fixing device for hydraulic stem processing that patent number CN115179209A discloses, it is directly realized the rigidity centre gripping to the hydraulic stem through two clamp splice, in actual centre gripping in-process, it can realize carrying out the centre gripping to the hydraulic stem of different diameter sizes, but two clamp splice direct action are on the hydraulic stem surface, can cause certain wearing and tearing to the hydraulic stem, because need detect each position of hydraulic stem when detecting, when detecting the hydraulic stem clamp position, the wearing and tearing that cause probably can influence the testing result.

Disclosure of Invention

The utility model aims to solve at least one technical problem and provides a device for detecting bending damage of a hydraulic rod of an oil cylinder based on a hydraulic hoist.

The utility model realizes the above purpose through the following technical scheme: a hydro-cylinder hydraulic stem bending damage detection device based on hydraulic hoist includes

The base is used for supporting the detection device, is arranged at the bottom of the detection device, is fixedly connected with supporting legs at the positions, close to four corners, of the bottom surface of the base, and is fixedly connected with a controller and a storage battery respectively;

the clamping assembly is used for clamping the hydraulic rod, is arranged on the surface of the base, and comprises a C-shaped seat fixedly connected to two sides of the surface of the base, a first threaded cylinder fixedly embedded on the upper surface of the C-shaped seat, and a fastening screw inserted in the first threaded cylinder, wherein the fastening screw is in threaded connection with the first threaded cylinder, the bottom end of the fastening screw extends into the C-shaped seat and is fixedly connected with an upper jacket, and the inner surface of the C-shaped seat is fixedly connected with a lower jacket through a connecting block;

the detection assembly is used for adjusting bending damage of the hydraulic rod, is arranged on the surface of the base, comprises a rotating screw rod inserted into a groove formed in the surface of the base, a threaded sleeve sleeved on the surface of the rotating screw rod, and an electric push rod fixedly installed on the surface of the threaded sleeve, wherein the rotating screw rod is rotationally connected with the base, one end of the rotating screw rod extends to the outer side of the base and is fixedly connected with a hand wheel, a mounting block is fixedly connected with the surface of the electric push rod, and a detection piece is fixedly connected with the surface of the mounting block.

As still further aspects of the utility model: the upper clamping sleeve and the lower clamping sleeve are fixedly connected with a first spring on one side, which is close to each other, of the upper clamping sleeve and the lower clamping sleeve, and are respectively and fixedly connected with a rubber anti-slip pad through the first spring.

As still further aspects of the utility model: the surface of the C-shaped seat is inserted with a first limiting slide rod which is in sliding connection with the C-shaped seat, and the first limiting slide rod is fixedly connected with the upper jacket.

As still further aspects of the utility model: the second limiting slide rod is inserted into the surface of the screw sleeve and is in sliding connection with the screw sleeve, and the second limiting slide rod is fixedly connected with the base.

As still further aspects of the utility model: the detection piece comprises an outer cylinder fixedly connected to the surface of the mounting block and an inner rod inserted into the outer cylinder, and the outer cylinder is in sliding connection with the inner rod.

As still further aspects of the utility model: the surface of the outer cylinder is inserted with a fastening bolt, the fastening bolt is in threaded connection with the outer cylinder, and one end of the fastening bolt extends into the outer cylinder and is in contact with the inner rod.

As still further aspects of the utility model: one end of the inner rod is fixedly connected with a disc, and a plurality of elastic rods are inserted on the surface of the disc and are in sliding connection with the disc.

As still further aspects of the utility model: one end of the elastic rod, which is far away from the disc, is fixedly connected with a pressing block, and one surface of the disc, which is close to the pressing block, is fixedly provided with a pressure sensor which is electrically connected with the controller through a lead.

The beneficial effects of the utility model are as follows:

according to the utility model, the clamping assembly is arranged, when the hydraulic rod to be tested is firstly inserted into the through holes formed in the surfaces of the two C-shaped seats, then the fastening screw is respectively rotated, so that the fastening screw rotates in the first threaded cylinder, and then the fastening screw drives the upper clamping sleeve to gradually approach the lower clamping sleeve until the two rubber anti-skid pads are contacted with the surfaces of the hydraulic rod, at the moment, the first spring is in a compressed state, the rubber anti-skid pads can be driven to abut against the hydraulic rod by utilizing the elastic force of the first spring, the firmness of fixing the hydraulic rod is improved, meanwhile, the clamping sleeve is prevented from being directly contacted with the hydraulic rod in the clamping process, the abrasion probability of the hydraulic rod can be effectively reduced, and the detection result of the hydraulic rod cannot be influenced when the clamping position of the hydraulic rod is detected, so that the detection precision is higher.

Drawings

FIG. 1 is a schematic view of the overall appearance structure of the present utility model;

FIG. 2 is a schematic view of the connection structure of the C-shaped seat and the fastening screw in the present utility model;

FIG. 3 is a schematic view of the connection structure of the screw sleeve and the electric push rod in the utility model;

fig. 4 is a schematic structural view of a detecting member in the present utility model.

In the figure: 1. the device comprises a base, a controller, 3, supporting legs, 4, a storage battery, 5, a clamping assembly, 51, a C-shaped seat, 52, a first threaded cylinder, 53, a fastening screw, 54, an upper clamping sleeve, 55, a rubber anti-skid pad, 56, a lower clamping sleeve, 57, a first spring, 58, a first limit slide rod, 6, a detection assembly, 61, a rotating screw, 62, a hand wheel, 63, a second limit slide rod, 64, a screw sleeve, 65, an electric push rod, 66, a mounting block, 67, an outer cylinder, 68, an inner rod, 69, a disc, 610, a pressing block, 611, an elastic rod, 612 and a pressure sensor.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

As shown in fig. 1 to 4, a device for detecting bending damage of a hydraulic rod of an oil cylinder based on a hydraulic hoist comprises

The base 1 is used for supporting the detection device, is arranged at the bottom of the detection device, is fixedly connected with supporting legs 3 at the positions, close to four corners, of the bottom surface of the detection device, and is fixedly connected with a controller 2 and a storage battery 4 respectively at one side of the surface of the base 1;

the clamping assembly 5 is used for clamping the hydraulic rod, is arranged on the surface of the base 1, and comprises a C-shaped seat 51 fixedly connected to two sides of the surface of the base 1, a first threaded cylinder 52 fixedly embedded on the upper surface of the C-shaped seat 51 and a fastening screw 53 inserted in the first threaded cylinder 52, wherein the fastening screw 53 is in threaded connection with the first threaded cylinder 52, the bottom end of the fastening screw 53 extends into the C-shaped seat 51 and is fixedly connected with an upper clamping sleeve 54, and the inner surface of the C-shaped seat 51 is fixedly connected with a lower clamping sleeve 56 through a connecting block;

the detection component 6 is used for adjusting bending damage of the hydraulic rod, is arranged on the surface of the base 1 and comprises a rotating screw 61 inserted into a groove formed in the surface of the base 1, a threaded sleeve 64 sleeved on the surface of the rotating screw 61 and an electric push rod 65 fixedly installed on the surface of the threaded sleeve 64, the rotating screw 61 is rotationally connected with the base 1, one end of the rotating screw 61 extends to the outer side of the base 1 and is fixedly connected with a hand wheel 62, a mounting block 66 is fixedly connected with the surface of the electric push rod 65, and a detection piece is fixedly connected with the surface of the mounting block 66.

Example two

As shown in fig. 1 to 4, this embodiment includes, in addition to all the technical features of the first embodiment, the following steps:

the upper clamping sleeve 54 and the lower clamping sleeve 56 are fixedly connected with a first spring 57 on one surface, the first spring 57 is fixedly connected with a rubber anti-skid pad 55 on each of the upper clamping sleeve 54 and the lower clamping sleeve 56, when the hydraulic rod to be tested is used, firstly, the hydraulic rod to be tested is inserted into through holes formed in the surfaces of the two C-shaped seats 51, then the fastening screw 53 is rotated in the first threaded cylinder 52, the fastening screw 53 drives the upper clamping sleeve 54 to be gradually close to the lower clamping sleeve 56 until the two rubber anti-skid pads 55 are in contact with the surfaces of the hydraulic rods, at the moment, the first spring 57 is in a compressed state, the elastic force of the first spring 57 can drive the rubber anti-skid pad 55 to abut against the hydraulic rods, the firmness of fixing the hydraulic rods is improved, and the hydraulic rods with different diameters are convenient to clamp.

The first limit slide rod 58 is inserted on the surface of the C-shaped seat 51, the first limit slide rod 58 is in sliding connection with the C-shaped seat 51, the first limit slide rod 58 is fixedly connected with the upper clamping sleeve 54, the moving track of the upper clamping sleeve 54 can be limited, and the upper clamping sleeve 54 is prevented from rotating along with the fastening screw 53.

Example III

the second limiting slide rod 63 is inserted on the surface of the screw sleeve 64, the second limiting slide rod 63 is in sliding connection with the screw sleeve 64, the second limiting slide rod 63 is fixedly connected with the base 1, and the moving track of the screw sleeve 64 is conveniently limited.

Example IV

the detecting member includes an outer cylinder 67 fixedly connected to the surface of the mounting block 66 and an inner rod 68 inserted inside the outer cylinder 67, and the outer cylinder 67 and the inner rod 68 are slidably connected.

The surface of urceolus 67 inserts and is equipped with fastening bolt, and fastening bolt and urceolus 67 threaded connection, and fastening bolt's one end extends to urceolus 67 inside to contradict with interior pole 68, the one end fixedly connected with disc 69 of interior pole 68, the surface of disc 69 inserts and is equipped with a plurality of elastic rods 611, elastic rod 611 and disc 69 sliding connection.

The elastic rod 611 is fixedly connected with the pressing block 610 at one end far away from the disc 69, a pressure sensor 612 is fixedly arranged on one surface of the disc 69 close to the pressing block 610, the pressure sensor 612 is electrically connected with the controller 2 through a lead, when the elastic rod is used, the position of the pressing block 610 is adjusted according to the distance between the pressing block 610 and a hydraulic rod to be tested, at the moment, a fastening bolt is unscrewed, so that the inner rod 68 can move in the outer cylinder 67 until the pressing block 610 contacts with the surface of the hydraulic rod, the pressing block 610 is pressed against the surface of the pressure sensor 612, then the fastening bolt is screwed, the position of the inner rod 68 is limited, then the electric push rod 65 is started to adjust the pressing block 610 to be initially positioned at the middle position of the hydraulic rod to be tested, then a user drives the rotating screw 61 to rotate, the rotating screw sleeve 64 is driven to move, the pressing block 610 can be driven to move on the surface of the hydraulic rod, at the moment, the pressure sensor 612 feeds back a sensing numerical value to a display screen arranged on the surface of the controller 2, when the numerical value is unchanged, the hydraulic rod is indicated that bending damage does not occur, and when the numerical value changes, the numerical value is indicated that bending damage exists.

Working principle: when the detection device is used for detecting bending damage of the hydraulic rod, firstly, the hydraulic rod to be detected is inserted into through holes formed in the surfaces of the two C-shaped seats 51, then the fastening screw 53 is rotated respectively, the fastening screw 53 is enabled to rotate in the first threaded cylinder 52, then the fastening screw 53 drives the upper clamping sleeve 54 to be gradually close to the lower clamping sleeve 56 until the two rubber anti-slip pads 55 are in contact with the surface of the hydraulic rod, at the moment, the first spring 57 is in a compressed state, the rubber anti-slip pads 55 can be driven to abut against the hydraulic rod by the elastic force of the first spring 57, the firmness of fixing the hydraulic rod is improved, the hydraulic rods with different diameters are conveniently clamped, then the position of the pressing block 610 is adjusted according to the distance between the pressing block 610 and the hydraulic rod to be detected, at the moment, the fastening screw is loosened, the inner rod 68 can move in the outer cylinder 67 until the pressing block 610 is in contact with the surface of the hydraulic rod, the pressing block 610 is enabled to be pressed against the surface of the pressure sensor 612, then the fastening screw is screwed, the position of the inner rod 68 is limited, then the pressing block 610 is adjusted to be in the middle position of the hydraulic rod to be detected by starting the electric push rod 65, then the initial position of the hydraulic rod is driven by the elastic force of the first spring 57, the pressing block 57 can be driven to abut against the hydraulic rod, the hydraulic rod is clamped by the pressing block 610, the hydraulic rod is driven by the user 61 to rotate the pressing block to rotate the inner rod, and the screw rod is driven to move the hydraulic rod to the pressure cylinder to move when the pressure sensor is not to the surface is not to be damaged, the numerical value is set, and the numerical value is not changed, when the numerical value is changed, and the numerical value is indicated, when the numerical value is not is changed, and the numerical value is indicated, and the numerical value is changed, and the numerical value is not is changed, and the numerical controller is changed.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. Hydro-cylinder hydraulic stem bending damage detection device based on hydraulic hoist, its characterized in that includes

The base (1) is used for supporting the detection device, is arranged at the bottom of the detection device, and is fixedly connected with supporting legs (3) at the positions, close to four corners, of the bottom surface of the detection device, and one side of the surface of the base (1) is fixedly connected with a controller (2) and a storage battery (4) respectively;

the clamping assembly (5) is used for clamping the hydraulic rod, is arranged on the surface of the base (1), and comprises C-shaped seats (51) fixedly connected to two sides of the surface of the base (1), a first threaded cylinder (52) fixedly embedded on the upper surface of the C-shaped seats (51) and a fastening screw (53) inserted in the first threaded cylinder (52), the fastening screw (53) is in threaded connection with the first threaded cylinder (52), the bottom end of the fastening screw (53) extends into the C-shaped seats (51) and is fixedly connected with an upper jacket (54), and the inner surface of the C-shaped seats (51) is fixedly connected with a lower jacket (56) through a connecting block;

the detection assembly (6) is used for adjusting bending damage of the hydraulic rod, is arranged on the surface of the base (1), comprises a rotating screw rod (61) inserted into a groove formed in the surface of the base (1) and a threaded sleeve (64) fixedly mounted on the surface of the rotating screw rod (61) and an electric push rod (65) fixedly mounted on the surface of the threaded sleeve (64), the rotating screw rod (61) is rotationally connected with the base (1), one end of the rotating screw rod (61) extends to the outer side of the base (1) and is fixedly connected with a hand wheel (62), a mounting block (66) is fixedly connected with the surface of the electric push rod (65), and a detection part is fixedly connected with the surface of the mounting block (66).

2. The hydraulic hoist-based oil cylinder hydraulic rod bending damage detection device according to claim 1, characterized in that: the upper clamping sleeve (54) and the lower clamping sleeve (56) are fixedly connected with a first spring (57) on the surface, which is close to each other, of the upper clamping sleeve (54) and the lower clamping sleeve (56) are fixedly connected with a rubber anti-slip pad (55) through the first spring (57) respectively.

3. The hydraulic hoist-based oil cylinder hydraulic rod bending damage detection device according to claim 1, characterized in that: the surface of the C-shaped seat (51) is inserted with a first limiting slide rod (58), the first limiting slide rod (58) is in sliding connection with the C-shaped seat (51), and the first limiting slide rod (58) is fixedly connected with the upper jacket (54).

4. The hydraulic hoist-based oil cylinder hydraulic rod bending damage detection device according to claim 1, characterized in that: the surface of the screw sleeve (64) is inserted with a second limit slide rod (63), the second limit slide rod (63) is in sliding connection with the screw sleeve (64), and the second limit slide rod (63) is fixedly connected with the base (1).

5. The hydraulic hoist-based oil cylinder hydraulic rod bending damage detection device according to claim 1, characterized in that: the detection piece comprises an outer cylinder (67) fixedly connected to the surface of the mounting block (66) and an inner rod (68) inserted into the outer cylinder (67), and the outer cylinder (67) is in sliding connection with the inner rod (68).

6. The hydraulic hoist-based oil cylinder hydraulic rod bending damage detection device according to claim 5, characterized in that: the surface of the outer cylinder (67) is inserted with a fastening bolt, the fastening bolt is in threaded connection with the outer cylinder (67), and one end of the fastening bolt extends into the outer cylinder (67) and is in contact with the inner rod (68).

7. The hydraulic hoist-based oil cylinder hydraulic rod bending damage detection device according to claim 6, characterized in that: one end of the inner rod (68) is fixedly connected with a disc (69), a plurality of elastic rods (611) are inserted into the surface of the disc (69), and the elastic rods (611) are in sliding connection with the disc (69).

8. The hydraulic hoist-based oil cylinder hydraulic rod bending damage detection device according to claim 7, characterized in that: one end of the elastic rod (611) far away from the disc (69) is fixedly connected with a pressing block (610), one surface of the disc (69) close to the pressing block (610) is fixedly provided with a pressure sensor (612), and the pressure sensor (612) is electrically connected with the controller (2) through a lead.