CN215366950U

CN215366950U - Shallow formula hydraulic drive two-stage lift ground post that buries

Info

Publication number: CN215366950U
Application number: CN202023121413.5U
Authority: CN
Inventors: 刘润根
Original assignee: Bisen Smart Access Co ltd
Current assignee: Bisen Smart Access Co ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-12-31
Anticipated expiration: 2030-12-23

Abstract

The utility model relates to a hydraulic drive two-stage lifting ground pillar, in particular to a shallow buried hydraulic drive two-stage lifting ground pillar with a low height of a foundation box. A shallow-buried hydraulic drive two-stage lifting ground pillar comprises two-stage pillars which are sleeved together, and a telescopic hydraulic unit A and a telescopic hydraulic unit B which are installed in a foundation box, wherein the telescopic hydraulic unit A and the telescopic hydraulic unit B are arranged on the left and right sides, the telescopic hydraulic unit A provides power for the telescopic hydraulic unit B, the two-stage pillars comprise a first-stage pillar body and a second-stage pillar body, and the first-stage pillar body and the second-stage pillar body are coaxial; the hydraulic cylinder of the telescopic hydraulic unit B at least comprises two sections, the diameter of the hydraulic cylinder is gradually reduced from top to bottom, the two sections are sleeved and coaxial, and the top end of the upper section of hydraulic cylinder is connected with the first-stage column body to drive the first-stage column body to ascend or descend; the first stage cylinder drives the second stage cylinder to rise. The utility model has the following advantages: 1. the construction cost and risk are reduced; 2. the service life of the product is prolonged; 3. the method is suitable for complex and changeable underground environment.

Description

Shallow formula hydraulic drive two-stage lift ground post that buries

Technical Field

The utility model relates to a hydraulic drive two-stage lifting ground pillar, in particular to a shallow buried hydraulic drive two-stage lifting ground pillar with a low height of a foundation box.

Background

The lifting column is also called as a security product, is widely used in many occasions such as gates and periphery of urban traffic, military and national important organs, pedestrian streets, expressway toll stations, airports, schools, banks, large-scale clubs, parking lots and the like, and effectively guarantees the traffic order and the safety of main facilities and places by limiting passing vehicles. The extension height of the column body is generally required to be more than or equal to 600mm, in order to meet the extension height, the height of a foundation box of a general lifting ground column exceeds more than 1m, and the depth of a pre-buried digging groove at least reaches 1.3m, but due to various asynchronous installation environments, the construction environment of the ground column is complex, and a gas pipeline, a sewage pipeline, an electric power cable and a communication optical cable frequently appear below 1m of the ground surface, so that the construction safety is influenced; when the grooves are dug to be less than 1m, the underground water seepage phenomenon is particularly serious when the grooves meet a construction area with developed water systems, and the underground water seepage situation is more serious when the grooves are constructed downwards, so that after the lifting ground pillar is placed, half barrel of water exists in the foundation box all the year round, the underground water seepage is soaked all the year round to corrode the internal structure of the lifting ground pillar, and the service life of the lifting ground pillar is shortened under the condition.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides a shallow-buried hydraulic drive two-stage lifting ground pillar which can reduce the pre-buried depth and prolong the service life.

In order to achieve the purpose, the utility model adopts the following technical scheme: a shallow-buried hydraulic drive two-stage lifting ground pillar comprises two-stage pillars which are sleeved together, and a telescopic hydraulic unit A and a telescopic hydraulic unit B which are installed in a foundation box, wherein the telescopic hydraulic unit A and the telescopic hydraulic unit B are arranged on the left and right sides, the telescopic hydraulic unit A provides power for the telescopic hydraulic unit B, the two-stage pillars comprise a first-stage pillar body and a second-stage pillar body, and the first-stage pillar body and the second-stage pillar body are coaxial; the hydraulic cylinder of the telescopic hydraulic unit B at least comprises two sections, the diameter of the hydraulic cylinder is gradually reduced from top to bottom, the two sections are sleeved and coaxial, and the top end of the upper section of hydraulic cylinder is connected with the first-stage column body to drive the first-stage column body to ascend or descend; when the first-stage column body rises to the joint of the first-stage column body and the second-stage column body, the first-stage column body drives the second-stage column body to rise.

Preferably, the hydraulic cylinder is installed on the hydraulic assembly bottom plate through a hydraulic cylinder support, and the hydraulic assembly bottom plate is installed on the foundation box bottom plate.

Preferably, the hydraulic cylinder support is installed on the hydraulic assembly bottom plate in a mode that the fixing screw is matched with the adjusting screw, the adjusting screw is in threaded connection with the hydraulic cylinder support and is used for adjusting the levelness of the hydraulic cylinder support relative to the hydraulic assembly bottom plate, and the fixing screw is used for fixing the hydraulic cylinder support and the hydraulic assembly bottom plate.

Preferably, a plurality of ejector rods are arranged on the hydraulic component bottom plate, and when the second-stage column body bottom plate falls on the ejector rods, the second-stage column body bottom plate is used for supporting and adjusting the levelness of the second-stage column body panel and the foundation box panel.

Preferably, a plurality of guide rod positioning structures are arranged between the hydraulic assembly bottom plate and the second-stage column body bottom plate, so that the second-stage column body can run more stably.

Preferably, a top ring structure is installed on the frame plate in the foundation box and used for guiding and preventing the lifting ground pillar body from being scraped.

Preferably, the top ring structure is a double-top ring structure and is respectively installed below the upper frame plate and above the middle frame plate through screws.

Preferably, the top ring structure is made of nylon.

Preferably, a lamp ring is arranged on the lower portion of the first-stage column body panel, and a lamp strip is installed in the lamp ring.

Preferably, the side wall of the bottom of the foundation box is provided with a drainage structure.

The working principle is as follows: on the basis of the existing lifting ground pillar control principle, an integrated hydraulic driving unit is changed into a split hydraulic two-stage telescopic driving unit, a hydraulic driving part is arranged on the side face of a pillar body, the overall height of the lifting ground pillar can be effectively reduced, the telescopic length of the lifting ground pillar body corresponds to that of the hydraulic driving unit, the lifting ground pillar body is changed into a two-stage telescopic structure, and meanwhile, the diameter of a hydraulic cylinder is gradually reduced from top to bottom.

Compared with the prior art, the utility model has the following advantages:

1. the depth of the embedded digging groove of the whole machine is only half of the depth of the existing product, so that the construction cost and the construction risk are greatly reduced, and the construction is more convenient;

2. the service life of the product is prolonged to a certain extent;

3. the method is suitable for complex and changeable underground environment.

Drawings

FIG. 1 is a cross-sectional view of an embodiment of the utility model (with the post in a stowed state);

FIG. 2 is a cross-sectional view of an embodiment of the present invention (column in raised state)

FIG. 3 is an enlarged view of portion I of FIG. 2;

FIG. 4 is an enlarged view of section II of FIG. 2;

FIG. 5 is an enlarged view of section III of FIG. 2;

FIG. 6 is a schematic structural view of an embodiment of the present invention (without a foundation box);

FIG. 7 is an enlarged view of the portion IV of FIG. 6;

FIG. 8 is a top view of an embodiment of the present invention;

in the figure, 1, a foundation box; 1-1 foundation box cover plate; 2. a telescopic hydraulic unit A; 3. a telescopic hydraulic unit B; 4. a first stage column; 4-1, a first-stage cylinder flange; 4-2, a first stage column panel; 5. a second stage column; 5-1, a second-stage column bottom plate; 5-2, a second stage column panel component; 5-3, a second-stage column top ring; 6. a hydraulic assembly bottom plate; 7. a hydraulic cylinder bracket; 8. an upper frame plate; 9. a middle frame plate; 10. a top rod; 11. a top ring; 12. a lamp ring; 13. a guide bar; 14. a drain pipe; 15. a hydraulic pipe fixing plate; 16. a cable joint; 17. adjusting the screw rod.

Detailed Description

It should be noted that, in the present embodiment, the terms of orientation "upper", "lower", "top", "bottom", "left", "right", and the like are all described according to the drawings, and do not limit the present invention. In addition, in the present embodiment, the terms "first", "second", and the like are used only for distinguishing the description, and are not to be construed as indicating or implying relative importance. The term "horizontal" or the like does not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined.

The utility model is described in further detail below with reference to the accompanying figures 1-8: a shallow-buried hydraulic drive two-stage lifting ground pillar comprises a foundation box 1, a telescopic hydraulic unit A2, a telescopic hydraulic unit B3 and a pillar body; the telescopic hydraulic unit A2, the telescopic hydraulic unit B3 and the column body are all installed in the foundation box 1, the telescopic hydraulic unit A and the telescopic hydraulic unit B are arranged in a left-right mode and are fixed with the foundation box 1 through a hydraulic assembly bottom plate 6 installed on a foundation box bottom plate, namely the telescopic hydraulic unit A and the telescopic hydraulic unit B are installed on the hydraulic assembly bottom plate 6, and the telescopic hydraulic unit A provides power for the telescopic hydraulic unit B; the cylinder is a two-stage cylinder which is sleeved together and comprises a first-stage cylinder 4 and a second-stage cylinder 5, and the first-stage cylinder 4 and the second-stage cylinder 5 are coaxial; the pneumatic cylinder of flexible hydraulic unit B includes the three section, and pneumatic cylinder diameter from the top down diminishes step by step, the two suit and coaxial, and simultaneously, the linking department of adjacent pneumatic cylinder all sets up the boss, the boss centers on the radial setting of pneumatic cylinder, and the diameter is greater than the maximum diameter of adjacent pneumatic cylinder diameter, and in addition, the boss is located the inside of first order cylinder 4, second level cylinder 5 respectively, the top and the first order cylinder of upper segment pneumatic cylinder are connected, drive the first order cylinder and rise or descend.

In this embodiment, as shown in fig. 1, 2 and 6, the specific structure of the column is: the first-stage column 4 comprises a first-stage column flange 4-1 and a first-stage column panel 4-2, the first-stage column flange 4-1 is arranged at the lower part and the bottom of the first-stage column 4 and extends in the radial direction far away from the axis of the first-stage column 4, the length of the first-stage column flange is smaller than the inner diameter of the second-stage column 5, the first-stage column panel 4-2 is arranged at the top of the first-stage column 4, and when the column is in a retracted state, the first-stage column panel 4-2, the second-stage column panel component 5-2 and the foundation box cover plate 1-1 are positioned on the same horizontal plane; the second-stage column 5 comprises a second-stage column bottom plate 5-1, a second-stage column panel component 5-2 and a second-stage column top ring 5-3 which are respectively arranged at the bottom and the top of the second-stage column 5; when the first-stage column 4 rises, the first-stage column flange 4-1 located at the lower portion thereof contacts the second-stage column top ring 5-3 located at the top of the second-stage column 5, i.e., the second-stage column top ring 5-3 restricts the first-stage column 4 from moving upward out of the second-stage column 5, so that the first-stage column 4 drives the second-stage column 5 to rise. When the cylinder body descends, the second-stage cylinder body descends to the position first and then the first-stage cylinder body descends to the position second when the lower-stage hydraulic cylinder is respectively accommodated in the upper-stage hydraulic cylinder.

In the present embodiment, as shown in fig. 6, the hydraulic cylinder is mounted on the hydraulic module base plate 6 through the hydraulic cylinder bracket 7, and the hydraulic module base plate 6 is mounted on the foundation box base plate; the concrete structure is as follows: the hydraulic cylinder support 7 is installed on the hydraulic assembly bottom plate 6 in a fixing screw and adjusting screw 17 matched mode, the adjusting screw 17 is in threaded connection with the hydraulic cylinder support 7, the levelness of the hydraulic cylinder support is adjusted by adjusting the height of the adjusting screw 17, which extends out of the hydraulic cylinder support and abuts against the hydraulic assembly bottom plate, and the hydraulic cylinder support 7 is fixed on the hydraulic assembly bottom plate 6 through the installation screw installed on the hydraulic cylinder support 7.

As shown in fig. 1, 3-4 lower push rods 10 are arranged on a hydraulic component bottom plate 6 (the installation mode can be bolt connection or nut fixation), and after a second-stage column 5 descends to the right position, a second-stage column bottom plate 5-1 falls on the lower push rods 10, so that the levelness of a second-stage column panel component 5-2 and a foundation box cover plate 1-1 can be adjusted by adjusting the height of the lower push rods (a gasket increasing and decreasing mode), so that the second-stage column panel component 5-2 and the foundation box cover plate 1-1 are in the same plane.

As shown in fig. 6-7, four guide rods 13 are installed between the hydraulic assembly bottom plate 6 and the second-stage column bottom plate 5-1, the four guide rods 13 are uniformly distributed at the positions, close to the edges, of the hydraulic assembly bottom plate 6 and the second-stage column bottom plate 5-1, the second-stage column bottom plate 5-1 is sleeved on the guide rods 13, so that the collision avoidance capability of the column is improved, and meanwhile, the guide rods 13 are used for lifting and lowering the column, so that the second-stage column 5 runs more stably.

As shown in fig. 2-3, a lamp ring 12 is arranged at the lower part of the first-stage cylinder panel 4-2, and a lamp strip is installed in the lamp ring 12, so that when the lamp strip is damaged, the first-stage cylinder panel 4-2 is detached, and the lamp ring 12 is taken out to replace the lamp strip.

As shown in fig. 2 and 4, the top ring 11 is installed on the frame plate in the foundation box 1, in this embodiment, the top ring is a double top ring, and is made of nylon, the top ring 11 is installed below the upper frame plate 8 and above the middle frame plate 9 through screws, the column body runs in the middle of the top ring 11, and the guide effect is achieved on the lifting ground column body, and meanwhile, the scraping of the flower column body is effectively avoided.

As shown in fig. 2 and 5, the drain pipe 14 is arranged on the side wall of the bottom of the foundation box, and the side drainage structure is more beneficial to the integral drainage because the water seepage phenomenon often occurs underground.

In the embodiment, the hydraulic pipe of the telescopic hydraulic unit a2 is limited on the hydraulic assembly bottom plate 6 through the hydraulic pipe fixing plate 15, and is communicated with the hydraulic cylinder of the telescopic hydraulic unit B3 to provide power support for the operation of the hydraulic cylinder; an opening for receiving the cable connector 16 is formed in the side wall of the foundation box above the telescopic hydraulic unit A, and an external power supply electrically connected with the cable connector 16 provides electric support for the lifting ground pillar.

As shown in figure 8, the anti-slip patterns are arranged on the upper surfaces of the first-stage column panel 4-2, the second-stage column panel component 5-2 and the foundation box cover plate 1-1, so that the pedestrian can be prevented from slipping, and the appearance is more attractive.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are also included in the scope of the present invention.

Claims

1. The utility model provides a shallow formula hydraulic drive two-stage lift ground post that buries, includes that the suit is in the same place two-stage cylinder and installs flexible hydraulic unit A, flexible hydraulic unit B in the foundation box, and flexible hydraulic unit A, flexible hydraulic unit B control the setting, and flexible hydraulic unit A provides power for flexible hydraulic unit B, its characterized in that: the two-stage column body comprises a first-stage column body and a second-stage column body, and the first-stage column body is coaxial with the second-stage column body; the hydraulic cylinder of the telescopic hydraulic unit B at least comprises two sections, the diameter of the hydraulic cylinder is gradually reduced from top to bottom, the two sections are sleeved and coaxial, and the top end of the upper section of hydraulic cylinder is connected with the first-stage column body to drive the first-stage column body to ascend or descend; when the first-stage column body rises to the joint of the first-stage column body and the second-stage column body, the first-stage column body drives the second-stage column body to rise.

2. The shallow hydraulic drive two-stage lifting/lowering ground column as claimed in claim 1, wherein: the hydraulic cylinder is installed on the hydraulic assembly bottom plate through the hydraulic cylinder support, and the hydraulic assembly bottom plate is installed on the foundation box bottom plate.

3. The shallow hydraulic drive two-stage lifting/lowering ground pillar of claim 2, wherein: the hydraulic cylinder support is installed on the hydraulic assembly bottom plate in a fixing screw and adjusting screw matched mode, the adjusting screw is in threaded connection with the hydraulic cylinder support and used for adjusting the levelness of the hydraulic cylinder support relative to the hydraulic assembly bottom plate, and the fixing screw is used for fixing the hydraulic cylinder support and the hydraulic assembly bottom plate.

4. The shallow hydraulic drive two-stage lifting/lowering ground pillar according to claim 2 or 3, characterized in that: and a plurality of ejector rods are arranged on the hydraulic component bottom plate, and when the second-stage column body bottom plate falls on the ejector rods, the second-stage column body bottom plate is used for supporting and adjusting the levelness of the second-stage column body panel and the foundation box panel.

5. The shallow hydraulic drive two-stage lifting/lowering ground pillar according to claim 2 or 3, characterized in that: a plurality of guide rod positioning structures are arranged between the hydraulic component bottom plate and the second-stage column body bottom plate, so that the second-stage column body can run more stably.

6. The shallow hydraulic drive two-stage lifting/lowering ground column as claimed in claim 1, wherein: and a top ring structure is arranged on the frame plate in the foundation box and used for guiding and preventing the lifting pillar body.

7. The shallow hydraulic drive two-stage lifting/lowering ground pillar of claim 6, wherein: the top ring structure is a double-top ring structure and is respectively arranged below the upper frame plate and above the middle frame plate through screws.

8. The shallow hydraulic drive two-stage lifting/lowering ground pillar according to claim 6 or 7, characterized in that: the top ring structure is made of nylon.

9. The shallow hydraulic drive two-stage lifting/lowering ground column as claimed in claim 1, wherein: a lamp ring is arranged on the lower portion of the first-stage column body panel, and a lamp belt is installed in the lamp ring.

10. The shallow hydraulic drive two-stage lifting/lowering ground column as claimed in claim 1, wherein: the side wall of the bottom of the foundation box is provided with a drainage structure.