CN213446130U - Electric power well lid opening tool - Google Patents

Abstract

The utility model relates to an electric power construction technical field discloses an electric power well lid opener, including the outer tube, interior sleeve pipe, the bracing piece, steel cable and screens round pin, interior sleeve pipe suit is in the outer tube, interior sleeve pipe and outer tube clearance fit, the bracing piece is fixed to be located on the outer tube, the bracing piece bottom is provided with the truckle, the port and the endotheca pipe tip fixed connection of outer tube are passed through to steel cable one end, the other end of steel cable is connected with the screens post, follow internal thread hole and holding tank on the screens post, the downthehole threaded rod that is connected with of internal thread, the threaded rod is connected with the screens round platform, be equipped with the slide opening on the lateral wall of holding tank, all be equipped with the screens round pin in the slide opening, the tip inclined plane of screens round pin, be. The utility model discloses at the in-process of opening the well lid, enable well lid keep balance, avoid the well lid to break away from, eliminate the potential safety hazard to convenient to use, the suitability is strong.

Description

Electric power well lid opening tool

Technical Field

The utility model relates to an electric power construction technical field especially relates to an electric power well lid opening tool.

Background

In the electric wire netting in city, there is a large amount of underground pipelines of arranging high-pressure cable or optic fibre, for the maintenance of convenient construction and later stage, need set up the well head in subaerial different positions to at well head installation well lid in order to keep the road surface level and safe.

Because the well lid receives external force to corrode easily throughout the year and takes place corrosion, deformation etc. and it is comparatively difficult to open, need with the help of specialized tool. The utility model discloses a utility model with publication number CN205556019U discloses an electric power well lid opener, it includes outer tube, interior sleeve pipe, bracing piece, steel cable and screens round pin, interior sleeve pipe suit is in the outer tube, interior sleeve pipe and outer tube clearance fit, bracing piece vertical fixation sets up on the outer tube, and the bracing piece bottom is provided with the truckle, the port and the interior sleeve pipe tip fixed connection of outer tube are passed through to steel cable one end, the steel cable other end with the middle part fixed connection of screens round pin, the bracing piece is located the one side that is close to the steel cable. The electric power well lid opening tool has the following problems in use: (1) the positioning pin is in contact with the well lid through the two supporting points, so that the phenomenon that the well lid is inclined or the positioning pin is separated from the well lid is easy to happen, and potential safety hazards exist; (2) on the bracing piece was fixed in the outer tube, the position that the fulcrum was adjusted to the position that can not open the hole according to the well lid of different models, difference on the well lid and the different use scenes, caused the use inconvenient.

SUMMERY OF THE UTILITY MODEL

To the technical problem that prior art exists, the utility model provides an electric power well lid opening tool.

In order to achieve the above object, the utility model provides a following technical scheme: an electric well lid opening tool comprises an outer sleeve, an inner sleeve, a support rod, a steel cable and a clamping pin, wherein the inner sleeve is sleeved in the outer sleeve, the inner sleeve is in clearance fit with the outer sleeve, the support rod is fixedly arranged on the outer sleeve, the bottom of the support rod is provided with a caster, one end of the steel cable is fixedly connected with the end part of the inner sleeve through the port of the outer sleeve, the other end of the steel cable is connected with a clamping column, the clamping column is sequentially provided with an inner threaded hole and an accommodating groove along the vertical direction, the inner threaded hole is internally threaded with a threaded rod, the top end of the threaded rod is connected with a hand wheel, the bottom end of the threaded rod extends into the accommodating groove and is connected with the clamping round platform, the side wall of the accommodating groove is provided with a plurality of slide holes which are uniformly distributed along the circumferential direction of, be connected with on the screens round platform and keep off the edge, keep off in locating the holding tank along, keep off edge and holding tank lateral wall and locate the spring coupling in the screens round pin outside through the cover.

Preferably, the support rods comprise an inner support rod and an outer support rod, the inner support rod is fixed on the outer sleeve, the outer support rod is sleeved outside the inner support rod, the inner support rod and the outer support rod are in clearance fit and are positioned through a locking bolt, and the caster is connected to the outer support rod.

Preferably, a T-shaped elongated slot is formed in the outer sleeve, a plurality of locking holes are formed in the bottom wall of the T-shaped elongated slot along the length direction, a T-shaped slider matched with the T-shaped elongated slot is connected to the inner support rod, and the T-shaped slider is slidably arranged in the T-shaped elongated slot and is positioned by a locking bolt two arranged in the locking hole.

The utility model discloses at the in-process of opening the well lid, enable well lid keep balance, avoid the well lid to break away from, eliminate the potential safety hazard to convenient to use, the suitability is strong.

Drawings

FIG. 1 is a schematic structural view of example 1.

Fig. 2 is a schematic structural view of the capture column of fig. 1.

Fig. 3 is a schematic view of the use state of fig. 1.

FIG. 4 is a schematic structural view of embodiment 2.

Fig. 5 is a sectional view taken along line a-a of fig. 4.

In the figure: the locking device comprises an outer sleeve 1, an inner sleeve 2, an inner supporting rod 3, a steel cable 4, a clamping pin 5, a clamping column 6, an accommodating groove 7, a threaded rod 8, a clamping circular table 9, a blocking edge 10, a spring 11, an outer supporting rod 12, a T-shaped sliding block 13 and a locking bolt 14.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

Referring to fig. 1-3, an electric manhole cover opener comprises an outer sleeve 1, an inner sleeve 2, a support rod, a steel cable 4 and a position-locking pin 5, wherein the inner sleeve 2 is sleeved in the outer sleeve 1, the inner sleeve 2 is in clearance fit with the outer sleeve 1, the support rod is fixedly arranged on the outer sleeve 1, a caster is arranged at the bottom of the support rod, one end of the steel cable 4 is fixedly connected with the end part of the inner sleeve 2 through the port of the outer sleeve 1, the other end of the steel cable 4 is connected with a position-locking column 6, the position-locking column 6 is sequentially provided with an inner threaded hole and an accommodating groove 7 along the vertical direction, the inner threaded hole is in threaded connection with a threaded rod 8, the top end of the threaded rod 8 is connected with a hand wheel, the bottom end of the threaded rod extends into the accommodating groove 7 and is connected with a position-locking circular, the tip of screens round pin 5 is equipped with the inclined plane with 9 outer conical surface phase-matchs of screens round platform and butt, is connected with on the screens round platform 9 and keeps off along 10, keep off along 10 locate in holding tank 7, keep off along 10 and holding tank 7 lateral wall through the spring 11 connection that the cover located the screens round pin 5 outside.

In the embodiment, the outer sleeve 1 is in threaded connection with a jackscrew for positioning the inner sleeve 2; a fixed pulley for supporting the steel cable 4 is arranged in the outer sleeve 1; the top end of the clamping column 6 is connected with a connecting frame, and the steel cable 4 is connected to the connecting frame.

When the manhole cover is used, the clamping columns 6 are inserted into the opening holes of the manhole cover, the hand wheel is rotated to enable the threaded rod 8 to move downwards, the clamping round tables 9 move downwards along with the threaded rod 8 and push the clamping pins 5 to move outwards against the elastic force of the springs 11 until the end parts of the clamping pins 5 are in contact with the lower surface of the manhole cover; then the inner sleeve 2 is drawn out to a proper length and is positioned through a jackscrew, downward pressure is applied to the right end of the inner sleeve 2 by taking a caster as a fulcrum, and the well cover is opened by utilizing the lever principle. After the well lid is opened, the hand wheel is rotated reversely, the threaded rod 8 and the clamping round platform 9 are moved upwards, each clamping pin 5 is retracted into the sliding hole under the action of the spring 11, and then the clamping column 6 is taken out from the opening hole of the well lid.

In the process of opening the well lid, the well lid is contacted with the plurality of clamping pins 5, so that the well lid is provided with a plurality of stress points, and the arrangement can keep the well lid balanced, avoid the well lid from being separated and eliminate potential safety hazards; on the other hand can be with the gravity dispersion of well lid to a plurality of screens round pin 5 on to alleviate every screens round pin 5's load, extension equipment life, and guarantee the stability that the well lid was opened.

Example 2

Referring to fig. 4 to 5, the present embodiment is different from embodiment 1 in that: the supporting rods comprise inner supporting rods 3 and outer supporting rods 12, the inner supporting rods 3 are fixed on the outer sleeve 1, the outer supporting rods 12 are sleeved outside the inner supporting rods 3, the inner supporting rods 3 and the outer supporting rods 12 are in clearance fit and are positioned through locking bolts, and the casters are connected to the outer supporting rods 12.

The outer sleeve 1 is provided with a T-shaped long groove, nine locking holes are formed in the bottom wall of the T-shaped long groove along the length direction, the inner supporting rod 3 is connected with a T-shaped sliding block 13 matched with the T-shaped long groove, and the T-shaped sliding block 13 is arranged in the T-shaped long groove in a sliding mode and is positioned through a second locking bolt 14 arranged in the locking holes. The inner supporting rod 3 is connected to the outer sleeve 1 through a T-shaped sliding block 13, and the position of the inner supporting rod 3 can be adjusted by adjusting the position of the T-shaped sliding block 13.

The length of the bracing piece is all adjustable with the position in this embodiment, this kind of setting can be according to the well lid of different models, the position that the hole was opened to the difference on the well lid and the position that the fulcrum was adjusted to the use scene of difference, reduce the requirement to the usage space, and avoid making the fulcrum drop to lead to the unable phenomenon of using of opening tool above the well lid because of opening the hole and being close to the well lid center, also can adjust the arm of force of lever simultaneously, reach the most laborsaving user state, it is more convenient to use, and the suitability is strong.

The foregoing description of the embodiments of the invention has been presented for purposes of illustration and not limitation, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the illustrated embodiments.

Claims (3)

1. The utility model provides an electric power well lid opener, includes outer tube, interior sleeve pipe, bracing piece, steel cable and screens round pin, interior sleeve pipe suit in the outer tube, interior sleeve pipe and outer tube clearance fit, the bracing piece is fixed to be located on the outer tube, and the bracing piece bottom is provided with the truckle, and the port and the interior sleeve pipe end fixed connection of outer tube, its characterized in that are passed through to steel cable one end: the other end of steel cable is connected with the screens post, be equipped with internal thread hole and holding tank along vertical direction in proper order on the screens post, internal thread hole female connection has the threaded rod, the top of threaded rod is connected with the hand wheel, and the bottom just is connected with the screens round platform in stretching into the holding tank, be equipped with a plurality of on the lateral wall of holding tank along screens round platform circumference evenly distributed's slide opening, all slide in every slide opening and be equipped with the screens round pin, the tip of screens round pin be equipped with the inclined plane of screens round platform external cone phase-match and butt, be connected with on the screens round platform and keep off the edge, keep off along locating in the holding tank, keep off along and holding tank lateral wall through the spring coupling that the screens round.

2. The electric manhole cover opening tool according to claim 1, wherein: the supporting rods comprise inner supporting rods and outer supporting rods, the inner supporting rods are fixed on the outer sleeve, the outer supporting rods are sleeved outside the inner supporting rods, the inner supporting rods and the outer supporting rods are in clearance fit and are positioned through locking bolts, and the casters are connected to the outer supporting rods.

3. The electric manhole cover opening tool according to claim 2, wherein: the outer sleeve is provided with a T-shaped long groove, a plurality of locking holes are formed in the bottom wall of the T-shaped long groove along the length direction, the inner supporting rod is connected with a T-shaped sliding block matched with the T-shaped long groove, and the T-shaped sliding block is arranged in the T-shaped long groove in a sliding mode and is positioned through a locking bolt II arranged in the locking hole.

Images