CN220099985U - Special well lid in airport - Google Patents

Abstract

The utility model provides a special manhole cover for an airport, which comprises a manhole seat (1) and a manhole cover body (2), wherein an annular groove (11) is formed in the manhole seat (1), a reinforcement body (3) is arranged at the bottom of the manhole cover body (2), an inner cavity (31) is formed in the reinforcement body (3), a rotating rod (22) is connected in a rotating fit mode at the middle of the manhole cover body (2), handle units are symmetrically arranged on the left side and the right side of the manhole cover body (2), a limit sliding frame (34) is arranged in the inner cavity (31), a screw rod (35) is connected to the top of the limit sliding frame (34) in a rotating fit mode, the top of the screw rod (35) is connected with the rotating rod (22) in a power fit mode, and a lifting sliding plate (36) is connected to the screw rod (35) in a threaded fit mode; the device can realize locking and fixing, prevents loosening caused by long-time use, and is convenient for quick assembly disassembly work.

Description

Special well lid in airport

Technical Field

The utility model relates to the technical field of airport well covers, in particular to a special well cover for an airport.

Background

The airport, also called airport or airport, is more formal name aviation station, the airport has different sizes, besides runway, the airport is equipped with facilities such as the tower, air park, aviation passenger station and maintenance factory usually, and offer other services such as airport control service and air traffic control, the water supply oil supply work is an important link in the construction of airport, and the well lid is a guard line guaranteeing that water supply oil supply work normally operates, at present, the well lid of airport is mostly directly laid on the well ring, does not add other fixed measures, the long-time use is easy to produce and is not hard up, there is the security risk, because the well lid of airport needs to open often to use again, the difficult quick assembly and disassembly of traditional fastening locking mode uses.

Disclosure of Invention

The utility model aims to provide a special manhole cover for an airport, which is used for overcoming the defects in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a special well lid of airport, includes the well seat and the well lid body, be equipped with the ring channel in the well seat, the bottom of the well lid body is equipped with the enhancement body, be equipped with interior cavity in the enhancement body, the department normal running fit is connected with the dwang in the middle of the well lid body, the left and right sides symmetry of the well lid body is equipped with the handle unit, be equipped with limit balladeur train in the interior cavity, limit balladeur train's top normal running fit is connected with the screw rod, the top of screw rod with dwang power fit is connected, screw thread fit is connected with the lift slide on the screw rod, the left and right sides symmetry sliding fit of lift slide is connected with the guide bar, the bottom of guide bar with limit balladeur train fixed connection, the top of guide bar with well lid body fixed connection, the symmetry is equipped with the movable sliding hole in the wall of the left and right sides wall of enhancement body, the movable sliding fit is connected with the movable bolt, the movable bolt with the linking arm between the articulated fit, be equipped with the tensioning spring between the movable bolt, the top is equipped with the inner chamber, the top sliding fit is equipped with the locking groove, the locking spring is connected to the top.

As a preferable technical scheme of the utility model, the top of the well seat is provided with a groove with an upward opening, and the bottom of the well cover body is provided with an annular ring which is used for being connected with the groove in a matching way.

As a preferable technical scheme of the utility model, the top of the rotating rod is provided with an opening jack.

As a preferable technical scheme of the utility model, the handle unit comprises a hidden groove and a handle rotating shaft which is connected with the hidden groove in a rotating fit manner, a tightening wheel is fixedly arranged on the handle rotating shaft in the circumferential direction, a pull rope is fixedly arranged on the tightening wheel, one end of the pull rope, which is far away from the tightening wheel, is fixedly connected with the anti-loosening lock head, and a handle part is fixedly arranged on the handle rotating shaft.

Compared with the prior art, the utility model has the beneficial effects that: 1. the anti-loosening lock head is inserted into the annular groove through the movable bolt, the anti-loosening socket just moves to the lower part of the inner cavity groove, and the anti-loosening lock head slides into the anti-loosening socket due to the jacking force of the jacking spring, so that the anti-loosening locking of the movable bolt is realized, the stability of the installation of the well lid body and the well seat is further improved through the sliding of the anti-loosening lock head into the anti-loosening socket, the locking fixation can be realized, and the looseness caused by long-time use is prevented; 2. through turning the handle portion, the stay cord on the tightening wheel drives the locking tapered end and overcomes the upward movement of the roof pressure force of roof pressure spring, and then makes the locking tapered end keep away from locking socket, then drives the screw rod through opening instrument control dwang and rotates, makes movable bolt keep away from the ring channel, upwards mentions the well lid body through the handle portion of turning up at last can, be convenient for dismantle fast.

Drawings

FIG. 1 is a schematic view of the internal structure of a manhole cover dedicated for an airport in the present utility model;

FIG. 2 is a top view of a manhole cover dedicated to an airport in the present utility model;

FIG. 3 is an enlarged schematic view of FIG. 1A in accordance with the present utility model;

FIG. 4 is a schematic view showing the distribution of the handle shaft and the handle portion in the present utility model.

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.

Referring to fig. 1-4, a special manhole cover for an airport according to an embodiment of the present utility model comprises a manhole seat 1 and a manhole cover body 2, wherein an annular groove 11 is provided in the manhole seat 1, the manhole cover body 2 can be installed without limiting an angle and an installation position during installation through the annular groove 11, a reinforcement body 3 is provided at the bottom of the manhole cover body 2, the reinforcement body 3 improves the overall bearing capacity of the manhole cover body 2, an inner cavity 31 is provided in the reinforcement body 3, a rotating rod 22 is connected in a rotating fit in the middle of the manhole cover body 2, handle units are symmetrically provided at the left and right sides of the manhole cover body 2, a limit sliding frame 34 is provided in the inner cavity 31, a screw rod 35 is connected in a rotating fit at the top of the limit sliding frame 34, the top of the screw rod 35 is connected with the rotating rod 22 in a power fit, a lifting slide plate 36 is connected in a threaded fit on the screw rod 35, the left and right sides of the lifting slide plate 36 are symmetrically and slidably matched and connected with a slide guide rod 37, the bottom of the slide guide rod 37 is fixedly connected with the limit sliding frame 34, the top of the slide guide rod 37 is fixedly connected with the well lid body 2, movable sliding holes 32 are symmetrically arranged in the left and right side walls of the reinforcement body 3, movable bolts 33 are slidably matched and connected with the movable sliding holes 32, and then the movable bolts 33 are in inserted locking with the annular grooves 11, connecting arms 38 are in hinged matching connection between the movable bolts 33 and the lifting slide plate 36, tensioning springs 331 are arranged between the movable bolts 33 on the left and right sides, locking sockets 332 are arranged at the top of the movable bolts 33, an inner cavity groove 39 is communicated in the top wall of the movable sliding holes 32, locking heads 391 are connected in sliding matching mode in the inner cavity groove 39, the top of the locking lock 391 is connected with a pressing spring 392 in a pressing fit.

Wherein, the top of well seat 1 is equipped with the ascending recess 12 of opening, the bottom of the well lid body 2 be equipped with be used for with the annular circle 21 of recess 12 cooperation connection to make things convenient for the accurate installation of accurate well lid body 2 and well seat 1, prevent simultaneously that well lid body 2 from taking place the skew when the installation.

Wherein, the top of the rotating rod 22 is provided with an opening jack 23, so that after the opening tool is in butt joint with the opening jack 23, the tightness control of the movable bolt 33 can be controlled by rotating the opening tool.

The handle unit includes a hiding groove 24 and a handle rotating shaft 241 connected in a rotating fit with the hiding groove 24, a tightening wheel 244 is fixedly arranged on the handle rotating shaft 241 in the circumferential direction, a pull rope 246 is fixedly arranged on the tightening wheel 244, one end, away from the tightening wheel 244, of the pull rope 246 is fixedly connected with a locking lock 391, and a handle 245 is fixedly arranged on the handle rotating shaft 241.

The working principle and the using flow of the utility model are as follows: when the well lid body 2 is required to be installed, the well lid body 2 is moved to the upper part of the well seat 1, the annular ring 21 is clamped into the groove 12, so that the offset of the well lid body 2 during installation is prevented, at the moment, the opening jack 23 is inserted through the opening tool to rotate, the rotating rod 22 drives the screw rod 35 to rotate, the screw rod 35 drives the lifting slide plate 36 to move downwards, the lifting slide plate 36 drives the movable plug 33 to move towards one side of the annular groove 11 through the connecting arm 38, when the movable plug 33 is inserted into the annular groove 11, the anti-loosening plug 332 just moves to the lower part of the inner cavity groove 39, the anti-loosening plug 391 slides into the anti-loosening plug 332 due to the jacking force of the jacking spring 392, the stay rope 246 is in a tensioning state at the moment, the anti-loosening locking of the movable plug 33 is realized, and although the screw rod 35 is in self-locking function through threaded fit connection with the lifting slide plate 36, the rotation of the rotating rod 22 is easy to cause the loosening of the movable plug 33 and the annular groove 11, and the anti-loosening plug 391 slides into the anti-loosening plug 332, so that the stability of the well lid body 2 and the well seat 1 is further improved;

when the well lid is required to be disassembled, the pull rope 246 on the tension wheel 244 drives the anti-loosening lock head 391 to move upwards against the jacking force of the jacking spring 392 by turning the handle 245, so that the anti-loosening lock head 391 is far away from the anti-loosening socket 332, then the rotating rod 22 is controlled by the opening tool to drive the screw rod 35 to rotate reversely, the lifting slide plate 36 is driven to move upwards by the screw rod 35, meanwhile, the movable bolts 33 on the left side and the right side are under the tensioning force of the tensioning spring 331, the movable bolts 33 are far away from the annular groove 11, and finally the well lid body 2 is lifted upwards by the turned handle 245.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (4)

1. The utility model provides a special well lid in airport, includes well seat (1) and well lid body (2), its characterized in that: an annular groove (11) is arranged in the well seat (1), a reinforcement body (3) is arranged at the bottom of the well cover body (2), an inner cavity (31) is arranged in the reinforcement body (3), a rotating rod (22) is connected in a rotating fit manner at the middle of the well cover body (2), lifting handle units are symmetrically arranged at the left side and the right side of the well cover body (2), a limited sliding frame (34) is arranged in the inner cavity (31), a screw rod (35) is connected with the top of the limited sliding frame (34) in a rotating fit manner, a lifting slide plate (36) is connected with the top of the screw rod (35) in a dynamic fit manner, a slide guiding rod (37) is connected with the left side and the right side of the lifting slide plate (36) in a symmetrical sliding fit manner, the bottom of the slide guiding rod (37) is fixedly connected with the limited sliding frame (34), movable sliding holes (32) are symmetrically arranged in the left side wall and the right side wall of the reinforcement body (31), a movable sliding pin (33) is connected with the left side and the movable slide pin (33) in a sliding fit manner, a movable pin (38) is connected with the movable pin (33), the top of movable bolt (33) is equipped with locking socket (332), the roof of activity slide hole (32) is linked together and is equipped with inner chamber groove (39), interior chamber groove (39) sliding fit is connected with locking tapered end (391), the top roof pressure fit of locking tapered end (391) is connected with roof pressure spring (392).

2. The airport specialized manhole cover of claim 1, wherein: the top of well seat (1) is equipped with recess (12) that the opening upwards, the bottom of well lid body (2) is equipped with be used for with recess (12) cooperation is connected annular circle (21).

3. The airport specialized manhole cover of claim 2, wherein: the top of the rotating rod (22) is provided with an opening jack (23).

4. A special manhole cover for an airport according to claim 3, wherein: the handle unit comprises a hidden groove (24) and a handle rotating shaft (241) in the hidden groove (24) in a rotating fit connection mode, a tightening wheel (244) is fixedly arranged on the handle rotating shaft (241) in the circumferential direction, a pull rope (246) is fixedly arranged on the tightening wheel (244), one end, away from the tightening wheel (244), of the pull rope (246) is fixedly connected with the anti-loosening lock head (391), and a handle portion (245) is fixedly arranged on the handle rotating shaft (241).