CN217972287U

CN217972287U - Well lid hoist mechanism for municipal maintenance

Info

Publication number: CN217972287U
Application number: CN202222277323.8U
Authority: CN
Inventors: 夏伟; 陈飞; 杨婧婷
Original assignee: Anhui Dateng Construction Co ltd
Current assignee: Anhui Dateng Construction Co ltd
Priority date: 2022-08-29
Filing date: 2022-08-29
Publication date: 2022-12-06
Anticipated expiration: 2032-08-29

Abstract

The utility model is suitable for a municipal administration maintenance technical field, the utility model provides a well lid hoist mechanism for municipal administration maintenance, through setting up the screw rod, the runner, the gear train, the swivel nut, connecting rod and fixture block, the runner is when rotating, can drive the swivel nut up-and-down motion on the screw rod, during the swivel nut up-and-down motion, make a plurality of fixture blocks rotatory to the side opening outward through the connecting rod, otherwise, during the swivel nut down-motion, can move a plurality of fixture blocks to the side opening internal rotation, when needing to take out the gag lever post from the well lid, need not the low head and operate, and the operation is simple, convenient and fast's advantage has, in addition, this application is at the in-process of taking off the gag lever post, all be the runner on the body of rod of the gag lever post position well lid top, follow-up can also utilize the device to reset the well lid.

Description

Well lid hoist mechanism for municipal maintenance

Technical Field

The utility model relates to a municipal administration maintenance technical field specifically is a well lid hoist mechanism for municipal administration maintenance.

Background

The well lid is used for covering a road or a deep well at home and preventing people or objects from falling. Generally, the manhole cover lifting device is round or square, can be used for greenbelts, sidewalks, motor vehicle lanes, wharfs, alleys and the like, and is a device for lifting manhole covers when the manhole covers are overhauled or installed.

By retrieval, CN 216512735U, a well lid lifting mechanism for municipal maintenance, the device is matched with a clamping block through a spring, when the clamping block contacts a well lid opening to obtain an upper end, the clamping block extrudes the spring, the spring is compressed under the limiting effect of a blind hole to enable the clamping block to extend into the well lid opening, when the clamping block extends into the bottom of the well lid opening, the spring recovers, the clamping block extends out of the blind hole to support the well lid, due to the structural characteristics of the clamping block, the contact area between the top of the clamping block and the well lid is increased, the lifting process is more stable, when the well lid is lifted above a stretching plate, the inner plate is pulled out of the outer plate under the mutual sliding of a sliding groove and the sliding block, then the well lid is placed on the inner plate, the clamping block is extruded by hands, then a speed reduction motor is started to lift the lifting plate, the separation of a limiting rod and the well lid is completed, and the operation is safer and more convenient.

However, there are still certain drawbacks in this application: when taking off the gag lever post from the well lid, need manual extrusion both sides fixture block, because the fixture block is located below the well lid, the staff need bow the low head just can operate to inconvenient staff takes out the gag lever post, and, because on the gag lever post the fixture block needs manual extrusion just can take off from the well lid, consequently, can not recycle the device and reset to the well lid, have the shortcoming that the practicality is low, for this, need design corresponding technical scheme and solve the technical problem who exists.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a well lid hoist mechanism for municipal administration maintenance to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a well lid hoist mechanism for municipal administration maintenance, includes the support frame and installs the removal wheel on the support frame, still includes two sets of drive mechanism and gag lever post, the gag lever post passes through drive mechanism movable mounting on the support frame, and the gag lever post is hollow structure, and a plurality of side openings have been seted up to the lateral wall of gag lever post, still installs the screw rod in the gag lever post, the screw rod rotates the setting, and the screw rod passes through the gear train and is connected with the runner transmission that gag lever post side set up, and it is equipped with the swivel nut to go back the thread bush on the screw rod, the articulated connecting rod of installing the same quantity with the side opening in the side of swivel nut, the fixture block of installation links to each other in connecting rod and the side opening, the fixture block is isosceles triangle structure, and one of them most advanced rotation of fixture block sets up in the side opening, the connecting rod is articulated with the side of fixture block.

As a further aspect of the present invention: the side opening is provided with four, four the side opening is the annular array and arranges.

As a further aspect of the present invention: the traction mechanism comprises a fixed cover shell, a reel, a traction rope and a driving reel rotating driving element, wherein the reel is rotatably installed in the fixed cover shell, the traction rope is wound on the reel, the traction rope is fixedly connected with the top end of the limiting rod, and the driving element is electrically connected with a controller arranged on the support frame.

As a further aspect of the present invention: the supporting frame is further symmetrically provided with supporting units, each supporting unit comprises a pair of supporting plates and a connecting shaft fixedly installed between the two supporting plates, and the two supporting plates are rotatably arranged on the supporting frame through the connecting shafts.

As a further aspect of the present invention: still be provided with adjustment mechanism on the support frame, adjustment mechanism is used for adjusting for the distance between two sets of drive mechanism, and adjustment mechanism includes track frid and a pair of slider of movable mounting on the track frid of fixed mounting on the support frame, the bottom surface at the slider is installed to fixed housing, the side symmetry of track frid is provided with two sets of location screws, and every location screw of group all is provided with a plurality ofly, and threaded connection has positioning bolt on one of them location screw.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a set up the screw rod, the runner, the gear train, the swivel nut, connecting rod and fixture block, the runner is when rotating, can drive the swivel nut up-and-down motion on the screw rod, during the swivel nut up-and-down motion, make a plurality of fixture blocks to the side opening external rotation through the connecting rod, otherwise, during the swivel nut downstream, can move a plurality of fixture blocks to the side opening internal rotation, when needing to take out the gag lever post from the well lid, need not to hang down and operate, and the operation is thus simple, and convenient and fast's advantage has, in addition, this application is at the in-process of taking off the gag lever post, all be the runner that is located the well lid top body of rod at the gag lever post operates, follow-up can also utilize the device to reset the well lid.

Drawings

FIG. 1 is a schematic view of the overall structure of a municipal maintenance manhole cover lifting mechanism;

FIG. 2 is a cross-sectional view of a limiting rod in a municipal maintenance well lid lifting mechanism;

FIG. 3 is a perspective view of a support unit in the municipal maintenance manhole cover lifting mechanism;

FIG. 4 is a perspective view of an adjusting unit in the municipal maintenance manhole cover lifting mechanism;

in the figure: 1-supporting frame, 2-moving wheel, 3-limiting rod, 4-side hole, 5-screw rod, 6-thread sleeve, 7-gear set, 8-rotating wheel, 9-connecting rod, 10-clamping block, 11-fixed housing, 12-winding wheel, 13-traction rope, 14-driving element, 15-controller, 16-supporting plate, 17-connecting shaft, 18-track groove plate, 19-sliding block, 20-screw hole and 21-positioning bolt.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Example 1

Referring to fig. 1-4, a municipal maintenance well lid lifting mechanism comprises a support frame 1, a moving wheel 2 mounted on the support frame 1, two groups of traction mechanisms and a limiting rod 3, wherein the limiting rod 3 is movably mounted on the support frame 1 through the traction mechanisms, the limiting rod 3 is of a hollow structure, a plurality of side holes 4 are formed in the side wall of the limiting rod 3, four side holes 4 are arranged, the four side holes 4 are arranged in an annular array, a screw 5 is further mounted in the limiting rod 3, the screw 5 is rotatably arranged and is in transmission connection with a rotating wheel 8 arranged on the side surface of the limiting rod 3 through a gear set 7, a threaded sleeve 6 is further in threaded sleeve on the screw 5, connecting rods 9 with the same number as the side holes 4 are hinged to the side surface of the threaded sleeve 6, the connecting rods 9 are connected with clamping blocks 10 mounted in the side holes 4, and the clamping blocks 10 are of an isosceles triangle structure, one of them most advanced rotation of fixture block 10 sets up in side opening 4, connecting rod 9 is articulated with fixture block 10's side, through setting up screw rod 5, runner 8, gear train 7, swivel nut 6, connecting rod 9 and fixture block 10, runner 8 is when rotating, can drive swivel nut 6 up-and-down motion on the screw rod 5, during the swivel nut 6 upward movement, make a plurality of fixture blocks 10 to side opening 4 external rotation through connecting rod 9, on the contrary, during the swivel nut 6 downstream, can move a plurality of fixture blocks 10 to 4 internal rotations of side opening, when needing to take out gag lever post 3 from the well lid, need not to hang down the head and operate, and the device has the advantages of simple operation, convenient and fast, in addition, this application is at the in-process of taking off gag lever post 3, all operate at runner 8 that gag lever post 3 lies in the body of rod above the well lid, follow-up can also utilize the device to reset the well lid.

It should be noted that, when the cartridge 10 is in the initial position, one side edge of the cartridge 10 just seals the side hole 4.

The traction mechanism comprises a fixed cover 11, a reel 12 rotatably installed in the fixed cover 11, a traction rope 13 wound on the reel 12 and a driving element 14 for driving the reel 12 to rotate, wherein the traction rope 13 is fixedly connected with the top end of the limiting rod 3, and the driving element 14 is electrically connected with a controller 15 installed on the support frame 1.

In addition, the support frame 1 is further symmetrically provided with support units, each support unit comprises a pair of support plates 16 and a connecting shaft 17 fixedly installed between the two support plates 16, and the two support plates 16 are rotatably arranged on the support frame 1 through the connecting shafts 17.

The working principle is as follows: when the well lid needs to be lifted, firstly, the limiting rod 3 penetrates through a hole in the well lid, then the rotating wheel 8 is rotated, the rotating wheel 8 drives the screw rod 5 to rotate, the screw sleeve 6 moves upwards, under the transmission of the connecting rod 9, the clamping blocks 10 overturn outwards of the side hole 4 at the same time, another limiting rod 3 is operated repeatedly, finally, the controller 15 controls the driving element 14 in the two traction mechanisms to operate simultaneously, the upward movement of the well lid can be driven, after the well lid moves to a certain height, the supporting plate 16 is rotated manually, the two supporting plates 16 can stop rotating after rotating to 90 degrees, at the moment, the well lid is controlled to descend, the well lid is placed on the two supporting plates 16 in a suspension mode, the rotating wheel 8 on the limiting rod 3 rotates reversely, the clamping blocks 10 on the limiting rod 3 overturn inwards of the side hole 4 at the same time, the limiting rod 3 can be taken down from the well lid smoothly, in addition, in the process of taking down the limiting rod 3, the rotating wheel 8 on the rod body above the limiting rod 3 is operated, and the well lid can be reset subsequently.

Example 2

The embodiment performs function expansion on the basis of embodiment 1, specifically:

still be provided with adjustment mechanism on the support frame 1, adjustment mechanism is used for adjusting for the distance between two sets of drive mechanism, and adjustment mechanism includes track frid 18 and a pair of slider 19 of movable mounting on track frid 18 of fixed mounting on support frame 1, the bottom surface at slider 19 is installed to fixed housing 11, the side symmetry of track frid 18 is provided with two sets of location screws 20, and every location screw 20 of group all is provided with a plurality ofly, and threaded connection has positioning bolt 21 on one of them location screw 20, through setting up adjustment mechanism, can adjust the interval between two drive mechanism according to the diameter of waiting to promote the well lid for drive mechanism can be perpendicular to the well lid of different diameters pull from top to bottom, has further improved the stability that the device promoted the well lid.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims

1. The utility model provides a well lid hoist mechanism for municipal administration maintenance, includes support frame (1) and installs removal wheel (2) on support frame (1), its characterized in that still includes two sets of drive mechanism and gag lever post (3), gag lever post (3) are on support frame (1) through drive mechanism movable mounting, and gag lever post (3) are hollow structure, and a plurality of side openings (4) have been seted up to the lateral wall of gag lever post (3), still installs screw rod (5) in gag lever post (3), screw rod (5) rotate the setting, and screw rod (5) are connected through runner (8) transmission that gear train (7) and gag lever post (3) side set up, and it is equipped with swivel nut (6) to go back threaded sleeve on screw rod (5), articulated installing in the side of swivel nut (6) has connecting rod (9) with side opening (4) the same quantity, connecting rod (9) link to each other with fixture block (10) of installing in side opening (4), fixture block (10) are isosceles triangle structure, and one of fixture block (10) is most advanced to rotate and sets up in side opening (4), the articulated side of connecting rod (9) and articulated fixture block (10).

2. The municipal maintenance well lid lifting mechanism according to claim 1, wherein there are four side holes (4), and the four side holes (4) are arranged in an annular array.

3. The municipal maintenance well lid lifting mechanism according to claim 1, wherein the traction mechanism comprises a fixed housing (11), a reel (12) rotatably mounted in the fixed housing (11), a traction rope (13) wound on the reel (12), and a driving element (14) for driving the reel (12) to rotate, the traction rope (13) is fixedly connected with the top end of the limiting rod (3), and the driving element (14) is electrically connected with a controller (15) mounted on the support frame (1).

4. The well lid lifting mechanism for municipal maintenance according to claim 3, wherein the support frame (1) is further symmetrically provided with a support unit, the support unit comprises a pair of support plates (16) and a connecting shaft (17) fixedly installed between the two support plates (16), and the two support plates (16) are rotatably arranged on the support frame (1) through the connecting shaft (17).

5. The municipal maintenance well lid lifting mechanism according to claim 3, wherein the support frame (1) is further provided with an adjusting mechanism, the adjusting mechanism is used for adjusting the distance between the two sets of traction mechanisms, the adjusting mechanism comprises a track groove plate (18) fixedly installed on the support frame (1) and a pair of sliding blocks (19) movably installed on the track groove plate (18), the fixed housing (11) is installed on the bottom surface of the sliding blocks (19), the side surface of the track groove plate (18) is symmetrically provided with two sets of positioning screw holes (20), each set of positioning screw holes (20) is provided with a plurality of positioning screw holes, and one positioning screw hole (20) is in threaded connection with a positioning bolt (21).