CN220470370U - Sliding guide plate, telescopic guide structure thereof and hydraulic cylinder guide matching device - Google Patents
Sliding guide plate, telescopic guide structure thereof and hydraulic cylinder guide matching device Download PDFInfo
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- CN220470370U CN220470370U CN202321856334.XU CN202321856334U CN220470370U CN 220470370 U CN220470370 U CN 220470370U CN 202321856334 U CN202321856334 U CN 202321856334U CN 220470370 U CN220470370 U CN 220470370U
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- sliding
- guide
- hydraulic cylinder
- cylinder
- sliding rod
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- 229910002804 graphite Inorganic materials 0.000 claims abstract description 12
- 239000010439 graphite Substances 0.000 claims abstract description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 11
- 230000013011 mating Effects 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims 2
- 238000010030 laminating Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 14
- 230000007547 defect Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000009193 crawling Effects 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
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Abstract
The utility model discloses a sliding guide plate, a telescopic guide structure thereof and a hydraulic cylinder guide matching device, relating to the technical field of hydraulic cylinders for bridges, wherein the sliding guide plate comprises: a hard plate body; the hard plate body is formed with a smooth sliding matching surface, the sliding matching surface is provided with a mounting hole, and a graphite block is embedded in the mounting hole. The telescopic guide structure comprises a guide cylinder and a sliding rod, the sliding guide plate is fixed on the inner side wall of the guide cylinder, and the sliding matching surface of the hard plate body faces the inner cavity of the guide cylinder; the sliding rod is in sliding connection with the inner cavity of the guide cylinder, and the outer side wall of the sliding rod is attached to the sliding matching surface. The hydraulic cylinder guide matching device comprises a mounting frame, a hydraulic cylinder and an operating frame, wherein the mounting frame is fixedly connected with the outer side wall of the guide cylinder; the fixed end of the hydraulic cylinder is connected with the mounting frame, and the expansion direction of the hydraulic cylinder is the same as the sliding direction of the sliding rod; the operating frame is connected with the end head of the telescopic end of the hydraulic cylinder and is fixedly connected with the end head of the sliding rod close to the operating frame.
Description
Technical Field
The utility model relates to the technical field of hydraulic cylinders for bridges, in particular to a sliding guide plate, a telescopic guide structure thereof and a hydraulic cylinder guide matching device.
Background
The hydraulic cylinder is a hydraulic actuator that converts hydraulic energy into mechanical energy and performs linear reciprocating motion (or swinging motion). The device has simple structure and reliable operation. When it is used to realize reciprocating motion, it can eliminate speed reducer, and has no transmission clearance and smooth motion, so that it can be widely used in hydraulic systems of various machines. The output force of the hydraulic cylinder is in direct proportion to the effective area of the piston and the pressure difference between two sides of the effective area of the piston; the hydraulic cylinder basically consists of a cylinder barrel, a cylinder cover, a piston rod, a sealing device, a buffer device and an exhaust device.
Hydraulic cylinders are commonly used in support, jack and clamp arrangements, and for conventional hydraulic cylinder use, the member to be actuated is typically moved relative to the axial direction of the cylinder, and the cylinder is actuated only in the axial direction. However, for some clamping structures, such as a hydraulic cylinder jacking or clamping structure applied to a bridge main cable, although the hydraulic cylinder is tightly jacked, the acted piece is usually acted by an external force, so that the hydraulic cylinder is acted by a lateral force in a radial direction relative to the hydraulic cylinder, for example, if the hydraulic cylinder is clamped by a crawling machine used for the bridge main cable as a supporting structure, if the crawling machine is used for climbing a slope, the hydraulic cylinder is not acted by the lateral force due to gravity, and for the hydraulic cylinder, the sealing device is easily worn and finally fails due to the influence of the lateral force, which is very unfavorable in use.
The applicant provides a corresponding technical scheme capable of solving the problems in the prior patent entitled "hydraulic cylinder telescopic structure and clamping fastening frame for main cable maintenance and preventing side force damage", wherein the cooperation of a first rigid guide piece and a second rigid guide piece is applied, and a rigid guide force is formed when the hydraulic cylinder stretches, so that the hydraulic cylinder can only stretch in the axial direction, the side force is limited by the first rigid guide piece and the second rigid guide piece, the good protection effect on the hydraulic cylinder is achieved, and the service life of the hydraulic cylinder can be effectively prolonged.
However, the sliding fit between the first rigid guide and the second rigid guide needs to ensure effective sliding smoothness, prevent sliding blockage, etc., which is found to constitute a serious design defect in use investment, and needs to be further solved.
Therefore, how to provide a hydraulic cylinder guiding matching device with better sliding guiding effect is a problem to be solved by those skilled in the art.
Disclosure of Invention
In view of the above, the present utility model provides a sliding guide plate, a telescopic guide structure thereof and a hydraulic cylinder guide matching device, which aim to solve the above technical problems.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a sliding guide plate comprising: a hard plate body; the hard plate body is formed with a smooth sliding fit surface, the sliding fit surface is provided with a mounting hole, a graphite block body is embedded in the mounting hole, and the exposed surface of the graphite block body is flush with the sliding fit surface.
According to the technical scheme, the sliding guide plate with the excellent effect is formed by forming the smooth sliding matching surface by the hard plate, then embedding the graphite block on the sliding matching surface and improving the sliding lubrication effect by utilizing the excellent performances of the sliding matching surface and the graphite block.
Preferably, in the sliding guide plate, the hard plate body is a copper plate. The sliding guiding effect of the copper material is better.
Preferably, in the sliding guide plate, the number of the mounting holes is plural, and the plurality of the mounting holes are randomly distributed on the sliding mating surface. Through unordered mounting hole of arranging, can make gliding direction effect not receive established direction constraint, the effect is better.
Preferably, in the sliding guide plate, the plurality of mounting holes are provided with different diameters. Through setting up the mounting hole into unordered state, and the size is unequal, improvement direction effect that can be better.
The utility model also provides a telescopic guiding structure, which comprises:
the sliding guide plate is fixed on the inner side wall of the guide cylinder, and the sliding matching surface of the hard plate body faces to the inner cavity of the guide cylinder;
the sliding rod is in sliding connection with the inner cavity of the guide cylinder, and the outer side wall of the sliding rod is attached to the sliding matching surface.
Through the technical scheme, the sliding fit structure of the guide cylinder and the sliding rod combines the sliding guide plate, has better sliding guide effect and longer service life.
Preferably, in the telescopic guiding structure, the cross sections of the guiding cylinder and the sliding rod are polygonal. The guide cylinder can be prevented from rotating.
The utility model also provides a hydraulic cylinder guiding and matching device, which comprises:
the mounting frame is fixedly connected with the outer side wall of the guide cylinder;
the fixed end of the hydraulic cylinder is connected with the mounting frame, and the expansion direction of the hydraulic cylinder is the same as the sliding direction of the sliding rod;
the operating frame is connected with the telescopic end of the hydraulic cylinder and is fixedly connected with the end, close to the sliding rod, of the sliding rod.
Through the technical scheme, the hydraulic cylinder is stretched out and drawn back by utilizing the cooperation of the guide cylinder and the sliding rod, so that the hydraulic cylinder can only stretch out and draw back in the axial direction, the lateral force is limited by the guide cylinder and the sliding rod, the hydraulic cylinder is well protected, the service life of the hydraulic cylinder can be effectively prolonged, and the technical defects in the prior art are overcome due to the arrangement of the sliding guide plate.
Preferably, in the hydraulic cylinder guiding and matching device, the fixed end of the hydraulic cylinder is rotatably connected with the mounting frame through a rotating shaft, and the telescopic end of the hydraulic cylinder is rotatably connected with the operating frame through a second rotating shaft. The hydraulic cylinder is convenient to connect.
Preferably, in the hydraulic cylinder guiding and matching device, the guiding cylinder is a cylinder body with two open ends, and two ends of the sliding rod penetrate through the two open ends of the guiding cylinder. The telescopic travel of the sliding rod can be improved.
Preferably, in the hydraulic cylinder guiding and matching device, a stop lever is fixed at an end of the sliding rod, which is far away from the operating frame. The sliding rod can be guaranteed to be always located on the inner side of the guide cylinder through the limiting piece, the sliding rod is prevented from falling off, and the stable guide effect can be guaranteed through the limiting piece.
Compared with the prior art, the utility model discloses the sliding guide plate, the telescopic guide structure and the hydraulic cylinder guide matching device thereof, which have the following beneficial effects:
1. the sliding guide plate is formed by utilizing the hard plate to form a smooth sliding matching surface, then, the graphite block is embedded on the sliding matching surface, and the sliding lubrication effect is improved by utilizing the excellent performances of the sliding matching surface and the graphite block, so that the sliding guide plate with excellent effect is formed.
2. The sliding fit structure of the guide cylinder and the sliding rod combines the sliding guide plate, has better sliding guide effect and longer service life.
3. According to the utility model, by utilizing the cooperation of the guide cylinder and the sliding rod, a rigid guide force is formed when the hydraulic cylinder stretches, so that the hydraulic cylinder can only stretch in the axial direction, the lateral force is limited by the guide cylinder and the sliding rod, a good protection effect on the hydraulic cylinder is achieved, the service life of the hydraulic cylinder can be effectively prolonged, and the technical defects in the prior art are overcome due to the arrangement of the sliding guide plate.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a sliding guide plate according to the present utility model;
FIG. 2 is a schematic structural view of a telescopic guiding structure according to the present utility model;
fig. 3 is a schematic structural view of a hydraulic cylinder guiding and matching device provided by the utility model.
Wherein:
1-a hard plate body;
11-a sliding mating surface; 12-mounting holes; 13-graphite blocks;
2-a guide cylinder;
3-a sliding rod;
31-a limit rod;
4-mounting frames;
5-a hydraulic cylinder;
51-a first rotating shaft; 52-a second rotating shaft;
6-an operation frame.
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:
referring to fig. 1, an embodiment of the present utility model discloses a sliding guide plate, including: a hard plate body 1; the hard plate body 1 is provided with a smooth sliding matching surface 11, the sliding matching surface 11 is provided with a mounting hole 12, the mounting hole 12 is embedded with a graphite block 13, and the exposed surface of the graphite block 13 is flush with the sliding matching surface 11.
In order to further optimize the technical scheme, the hard plate body 1 is a copper plate.
In order to further optimize the above technical solution, the number of the mounting holes 12 is plural, and the plural mounting holes 12 are randomly distributed on the sliding mating surface 11.
In order to further optimize the above technical solution, the aperture arrangement of the plurality of mounting holes 12 is not equal.
Example 2:
referring to fig. 2, an embodiment of the present utility model discloses a telescopic guiding structure, which includes:
the guide cylinder 2, the inner side wall of the guide cylinder 2 is fixed with the sliding guide plate of the embodiment 1, and the sliding matching surface 11 of the hard plate body 1 faces the inner cavity of the guide cylinder 2;
and the sliding rod 3 is in sliding connection with the inner cavity of the guide cylinder 2, and the outer side wall of the sliding rod 3 is attached to the sliding matching surface 11.
In order to further optimize the technical solution, the cross sections of the guide cylinder 2 and the sliding rod 3 are polygonal.
Example 3:
referring to fig. 3, an embodiment of the present utility model discloses a hydraulic cylinder guiding and matching device, which includes:
the mounting frame 4, the mounting frame 4 is fixedly connected with the outer side wall of the guide cylinder 2 in the embodiment 2;
the fixed end of the hydraulic cylinder 5 is connected with the mounting frame 4, and the expansion direction of the hydraulic cylinder 5 is the same as the sliding direction of the sliding rod 3;
the control frame 6 is connected with the telescopic end of the hydraulic cylinder 5, and is fixedly connected with the end of the sliding rod 3 close to the telescopic end.
In order to further optimize the technical scheme, the fixed end of the hydraulic cylinder 5 is rotatably connected with the mounting frame 4 through a first rotating shaft 51, and the telescopic end of the hydraulic cylinder 5 is rotatably connected with the operating frame 6 through a second rotating shaft 52.
In order to further optimize the technical scheme, the guide cylinder 2 is a cylinder body with two open ends, and two ends of the sliding rod 3 penetrate through the two open ends of the guide cylinder 2.
In order to further optimize the technical scheme, a limiting rod 31 is fixed at the end of the sliding rod 3 far away from the operating frame 6.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A sliding guide plate, comprising: a hard plate body (1); the hard plate body (1) is provided with a smooth sliding fit surface (11), the sliding fit surface (11) is provided with a mounting hole (12), the mounting hole (12) is internally embedded with a graphite block body (13), and the exposed surface of the graphite block body (13) is flush with the sliding fit surface (11).
2. A sliding guide plate according to claim 1, characterized in that the hard plate body (1) is a copper plate.
3. A sliding guide plate according to claim 1 or 2, characterized in that the number of mounting holes (12) is plural and that the plurality of mounting holes (12) are distributed randomly over the sliding mating surface (11).
4. A sliding guide plate according to claim 3, characterized in that the aperture arrangement of a plurality of said mounting holes (12) is unequal.
5. A telescoping guidance structure, comprising:
a guide cylinder (2), wherein the sliding guide plate as claimed in any one of claims 1 to 4 is fixed on the inner side wall of the guide cylinder (2), and the sliding matching surface (11) of the hard plate body (1) faces the inner cavity of the guide cylinder (2);
the sliding rod (3), sliding rod (3) with the inner chamber sliding connection of guide cylinder (2), the lateral wall of sliding rod (3) with sliding fit face (11) laminating.
6. A telescopic guide according to claim 5, wherein the guide cylinder (2) and the sliding rod (3) are polygonal in cross section.
7. A hydraulic cylinder guide mating device, comprising:
the installation frame (4), the installation frame (4) is fixedly connected with the outer side wall of the guide cylinder (2) in claim 5 or 6;
the fixed end of the hydraulic cylinder (5) is connected with the mounting frame (4), and the expansion direction of the hydraulic cylinder (5) is the same as the sliding direction of the sliding rod (3);
the control frame (6), the control frame (6) with flexible end of pneumatic cylinder (5) is connected, and with slide bar (3) be close to its end fixed connection.
8. The hydraulic cylinder guide matching device according to claim 7, wherein the fixed end of the hydraulic cylinder (5) is rotatably connected with the mounting frame (4) through a first rotating shaft (51), and the telescopic end of the hydraulic cylinder (5) is rotatably connected with the operating frame (6) through a second rotating shaft (52).
9. A hydraulic cylinder guide fitting device according to claim 7 or 8, characterized in that the guide cylinder (2) is a cylinder body with two open ends, and both ends of the sliding rod (3) penetrate through the two open ends of the guide cylinder (2).
10. A hydraulic cylinder guide fitting device according to claim 9, characterized in that the end of the slide rod (3) remote from the operating frame (6) is fixed with a limit rod (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321856334.XU CN220470370U (en) | 2023-07-14 | 2023-07-14 | Sliding guide plate, telescopic guide structure thereof and hydraulic cylinder guide matching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321856334.XU CN220470370U (en) | 2023-07-14 | 2023-07-14 | Sliding guide plate, telescopic guide structure thereof and hydraulic cylinder guide matching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220470370U true CN220470370U (en) | 2024-02-09 |
Family
ID=89778996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321856334.XU Active CN220470370U (en) | 2023-07-14 | 2023-07-14 | Sliding guide plate, telescopic guide structure thereof and hydraulic cylinder guide matching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220470370U (en) |
-
2023
- 2023-07-14 CN CN202321856334.XU patent/CN220470370U/en active Active
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