CN210106290U

CN210106290U - Floating hydraulic oil cylinder for heavy truck cab

Info

Publication number: CN210106290U
Application number: CN201920650898.5U
Authority: CN
Inventors: 王秀容; 郑青; 肖光宇; 周乔; 谭俊; 张耀新; 李红庆; 毛国勤; 肖平
Original assignee: JINGZHOU JIUYANG AUTOMOBILE PARTS CO Ltd
Current assignee: JINGZHOU JIUYANG AUTOMOBILE PARTS CO Ltd
Priority date: 2019-05-08
Filing date: 2019-05-08
Publication date: 2020-02-21
Anticipated expiration: 2029-05-08

Abstract

The utility model relates to a car hydro-cylinder technical field especially relates to a heavily block driver's cabin with floating hydraulic cylinder, including first sleeve and second sleeve, first sleeve is top opening setting and inside hollow cylindric structure, fixed welding has the first base of two symmetries on the lateral wall of first telescopic top, first through-hole has been seted up to the inside of first base, first ring groove has been seted up on first telescopic top, first telescopic bottom is provided with pipeline mechanism, the second sleeve sets up and inside hollow cylindric structure for the below opening, fixed welding has the second base of two symmetries on the lateral wall of second telescopic bottom, the second through-hole has been seted up to the inside of second base. The utility model discloses in, through setting up pipeline mechanism for inside hydraulic oil can enter into the sleeve through filtering, and be provided with the rubber ring between two sleeves, can increase the seal between two sleeves, simple structure, the practicality is strong, is fit for promoting.

Description

Floating hydraulic oil cylinder for heavy truck cab

Technical Field

The utility model relates to a car hydro-cylinder technical field especially relates to a heavy truck driver's cabin is with hydraulic cylinder that floats.

Background

With the development of science and technology, people's life changes over the ground, heavy truck cars are also continuously developed and advanced, because the cab of the heavy truck car is heavy, a floating hydraulic oil cylinder is needed to support the cab, but the existing floating hydraulic oil cylinder does not have a hydraulic oil filtering effect, so that impurities can appear in the interior of the oil cylinder after long-term use, a piston in the oil cylinder is damaged when the oil cylinder moves, the tightness of the piston is poor, the oil cylinder is damaged under severe conditions, and the support performance is not possessed any more.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that the inside hydraulic oil filtering capability that does not possess of hydro-cylinder exists among the prior art, and the driver's cabin of heavily blocking is with unsteady hydraulic cylinder who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the design is a floating hydraulic oil cylinder for a heavy truck cab, which comprises a first sleeve and a second sleeve, wherein the first sleeve is of a cylindrical structure with an upper opening and a hollow interior, two symmetrical first bases are fixedly welded on the side wall of the top end of the first sleeve, a first through hole is formed in each first base, a first circular groove is formed in the top end of the first sleeve, a pipeline mechanism is arranged at the bottom end of the first sleeve, the second sleeve is of a cylindrical structure with a lower opening and a hollow interior, two symmetrical second bases are fixedly welded on the side wall of the bottom end of the second sleeve, a second through hole is formed in each second base, a second circular groove is formed in the bottom end of the second sleeve, the radius of the first sleeve is the same as that of the second sleeve, the first through hole corresponds to the second through hole in position, and bolts are placed in the first through hole and the second through hole, the telescopic top of second is provided with pipeline mechanism, the piston has been placed to first sleeve and the telescopic inside of second, piston and first sleeve and the telescopic inner wall clearance fit of second, the fixed welding of one side of piston has the piston post, the other end of piston post runs through the telescopic top of second and extends to its outside.

Preferably, the pipeline mechanism includes first pipeline, first pipeline fixed welding respectively is on first sleeve and the telescopic lateral wall of second, and communicates with each other with first sleeve and the telescopic inside of second, the opening part joint of first pipeline has the filter plate, the opposite side joint of filter plate has the second pipeline, be provided with fixed establishment between first pipeline and the second pipeline.

Preferably, the fixing mechanism includes two first brackets fixedly welded to the circumferential wall of the first pipe and two second brackets fixedly welded to the circumferential wall of the second pipe, the number of the first brackets is two and is symmetrical about the center of the first pipe, the number of the second brackets is two and is symmetrical about the center of the second pipe, and the first brackets and the second brackets are located correspondingly and have fastening bolts arranged inside.

Preferably, a sealing strip is fixedly adhered to the peripheral wall of the filter plate.

Preferably, the diameter of first ring groove is the same and the position is corresponding with second ring groove, and its inside rubber ring that has placed, rubber ring's diameter is greater than the diameter of first ring groove.

The utility model provides a pair of heavily block driver's cabin with hydraulic cylinder that floats, beneficial effect lies in:

1. this heavily block driver's cabin is with hydraulic cylinder that floats is through setting up pipeline mechanism for hydraulic oil gets into the sleeve after the filter plate filters when getting into the sleeve inside in, filters the impurity in the hydraulic oil, avoids the stereoplasm tiny particle to get into the sleeve inside, the damage piston.

2. The utility model discloses in, set up the rubber ring in the inside in first ring groove and second ring groove, increased the seal between two sleeves, avoid hydraulic oil to permeate out from the gap between two sleeves.

Drawings

Fig. 1 is a schematic view of a front cross-sectional structure of a floating hydraulic cylinder for a heavy truck cab according to the present invention;

fig. 2 is a schematic front view of a floating hydraulic cylinder for a heavy truck cab according to the present invention;

fig. 3 is a schematic structural view of a pipeline mechanism of a floating hydraulic cylinder for a heavy truck cab according to the present invention;

fig. 4 is an enlarged view of the structure of the portion a in fig. 1.

In the figure: the device comprises a first sleeve 1, a second sleeve 2, a first base 3, a first through hole 4, a first circular groove 5, a second base 6, a second through hole 7, a second circular groove 8, a bolt 9, a piston 10, a piston column 11, a first pipeline 12, a filter plate 13, a second pipeline 14, a first support 15, a second support 16, a fastening bolt 17 and a sealing strip 18.

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.

Referring to fig. 1-3, a floating hydraulic cylinder for a heavy truck cab comprises a first sleeve 1 and a second sleeve 2, wherein the first sleeve 1 is of a cylindrical structure with an upper opening and a hollow interior, two symmetrical first bases 3 are fixedly welded on the side wall of the top end of the first sleeve 1, a first through hole 4 is formed in each first base 3, a first circular groove 5 is formed in the top end of the first sleeve 1, the second sleeve 2 is of a cylindrical structure with a lower opening and a hollow interior, two symmetrical second bases 6 are fixedly welded on the side wall of the bottom end of the second sleeve 2, a second through hole 7 is formed in each second base 6, a second circular groove 8 is formed in the bottom end of the second sleeve 2, the radius of the first sleeve 1 is the same as that of the second sleeve 2, the first through hole 4 corresponds to the second through hole 7, a bolt 9 is placed in each first through hole 4 and each second through hole 7, through bolt 9 with

first sleeve

1 and 2 fixed connection of second sleeve, piston 10 has been placed to the inside of first sleeve 1 and second sleeve 2, piston 10 and the inner wall clearance fit of first sleeve 1 and second sleeve 2, one side fixed weld of piston 10 has piston post 11, the other end of piston post 11 runs through the top of second sleeve 2 and extends to its outside, first ring groove 5 is the same with the diameter in second ring groove 8 and the position is corresponding, and its inside rubber ring that has placed, the diameter of rubber ring is greater than the diameter in first ring groove 5, set up rubber ring in the inside in first ring groove 5 and second ring groove 8, the seal between two sleeves has been increased, avoid hydraulic oil to permeate out from the gap between two sleeves.

In the utility model, the bottom of the first sleeve 1 and the top of the second sleeve 2 are provided with pipeline mechanisms, the pipeline mechanisms comprise a first pipeline 12, the first pipeline 12 is respectively fixedly welded on the side walls of the first sleeve 1 and the second sleeve 2 and is communicated with the interiors of the first sleeve 1 and the second sleeve 2, the opening of the first pipeline 12 is connected with a filter plate 13, the other side of the filter plate 13 is connected with a second pipeline 14, a sealing strip 18 is fixedly adhered on the peripheral wall of the filter plate 13, the side wall of the sealing strip 18 is tightly contacted with the first pipeline 12 and the second pipeline 14, the sealing performance is enhanced, a fixing mechanism is arranged between the first pipeline 12 and the second pipeline 14, the fixing mechanism comprises a first bracket 15 fixedly welded on the peripheral wall of the first pipeline 12 and a second bracket 16 fixedly welded on the peripheral wall of the second pipeline 14, the number of the first brackets 15 is two and is symmetrical about the center of the first pipeline 12, the number of the second supports 16 is two and is symmetrical about the center of the second pipeline 14, the first supports 15 correspond to the second supports 16 in position and are internally provided with fastening bolts 17, the fastening bolts 17 fixedly connect the first pipeline 12 with the second pipeline 14, when hydraulic oil enters the sleeve, the hydraulic oil enters the sleeve after being filtered by the filter plate 13, impurities in the hydraulic oil are filtered, and hard small particles are prevented from entering the sleeve and damaging the piston 10.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A floating hydraulic oil cylinder for a heavy truck cab comprises a first sleeve (1) and a second sleeve (2), and is characterized in that the first sleeve (1) is of a cylindrical structure which is provided with an opening at the upper part and is hollow inside, two symmetrical first bases (3) are fixedly welded on the side wall of the top end of the first sleeve (1), a first through hole (4) is formed inside the first base (3), a first circular groove (5) is formed at the top end of the first sleeve (1), a pipeline mechanism is arranged at the bottom end of the first sleeve (1), the second sleeve (2) is of a cylindrical structure which is provided with an opening at the lower part and is hollow inside, two symmetrical second bases (6) are fixedly welded on the side wall of the bottom end of the second sleeve (2), a second through hole (7) is formed inside the second base (6), a second circular groove (8) is formed at the bottom end of the second sleeve (2), the radius size of first sleeve (1) and second sleeve (2) is the same, and the position of first through-hole (4) and second through-hole (7) is corresponding, bolt (9) have been placed in first through-hole (4) and second through-hole (7), the top of second sleeve (2) is provided with pipeline mechanism, piston (10) have been placed to the inside of first sleeve (1) and second sleeve (2), the inner wall clearance fit of piston (10) and first sleeve (1) and second sleeve (2), the fixed welding in one side of piston (10) has piston post (11), the other end of piston post (11) runs through the top of second sleeve (2) and extends to its outside.

2. The floating hydraulic oil cylinder for the heavy truck cab as claimed in claim 1, wherein the pipeline mechanism comprises a first pipeline (12), the first pipeline (12) is respectively fixedly welded on the side walls of the first sleeve (1) and the second sleeve (2) and is communicated with the interiors of the first sleeve (1) and the second sleeve (2), a filter plate (13) is clamped at an opening of the first pipeline (12), a second pipeline (14) is clamped at the other side of the filter plate (13), and a fixing mechanism is arranged between the first pipeline (12) and the second pipeline (14).

3. The floating hydraulic oil cylinder for the heavy truck cab is characterized in that the fixing mechanism comprises a first bracket (15) fixedly welded on the peripheral wall of the first pipeline (12) and a second bracket (16) fixedly welded on the peripheral wall of the second pipeline (14), the number of the first brackets (15) is two and is symmetrical about the center of the first pipeline (12), the number of the second brackets (16) is two and is symmetrical about the center of the second pipeline (14), and the first bracket (15) and the second bracket (16) are correspondingly arranged and internally provided with fastening bolts (17).

4. The floating hydraulic oil cylinder for the heavy truck cab is characterized in that a sealing strip (18) is fixedly adhered to the peripheral wall of the filter plate (13).

5. The floating hydraulic oil cylinder for the heavy truck cab as claimed in claim 1, wherein the first circular groove (5) and the second circular groove (8) have the same diameter and correspond to each other in position, a rubber circular ring is placed in the first circular groove (5), and the diameter of the rubber circular ring is larger than that of the first circular groove (5).