CN220432302U - Well lid lifting device - Google Patents
Well lid lifting device Download PDFInfo
- Publication number
- CN220432302U CN220432302U CN202321935652.5U CN202321935652U CN220432302U CN 220432302 U CN220432302 U CN 220432302U CN 202321935652 U CN202321935652 U CN 202321935652U CN 220432302 U CN220432302 U CN 220432302U
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- lifting device
- rotating shaft
- manhole cover
- rod
- supporting leg
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- 230000005484 gravity Effects 0.000 claims abstract description 9
- 230000009471 action Effects 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000004308 accommodation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
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- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The utility model relates to the technical field of well covers, in particular to a well cover lifting device, which comprises a supporting frame; the power gear is fixedly connected to a rotating shaft which is rotatably connected to the support frame, and one end of the rotating shaft is connected with a handle piece which can drive the rotating shaft to rotate; the driven gear is meshed with the power gear and is rotationally connected to the support frame, the radius of the power gear is smaller than that of the driven gear, and a rotating wheel which coaxially rotates with the driven gear is arranged on one side of the driven gear; one end of the traction rope is bound on the rotating wheel, and the other end of the traction rope is provided with a part which extends vertically under the action of gravity and is used for connecting the well cover. According to the well lid lifting device, the well lid can be lifted more labor-saving, so that the well can be maintained conveniently; meanwhile, the well lid can be better lifted in a vertical moving mode, and the possibility of clamping the well lid is reduced.
Description
Technical Field
The utility model relates to the technical field of well covers, in particular to a well cover lifting device.
Background
In airports, based on drainage or wiring requirements, hoistway structures are provided, and hoistway openings are typically capped with manhole covers to close the hoistway. For example, the installation of a hydrant in an airport fueling pipeline system is a key process in the airport construction process, and is also an important point for airport acceptance, in order to protect the hydrant, and in order to avoid the influence of the hydrant on traffic on the airport, a well body is usually arranged, the hydrant is installed in the well body, and a manhole cover is installed at a wellhead to prevent foreign objects from falling into the well.
It should be noted that, the airport hoistway needs to be maintained frequently, so the manhole cover needs to be opened frequently, and due to the particularity of the airport environment, the weight of the manhole cover is larger than that of the manhole cover on different roads, so the manhole cover is prevented from being blown up, and therefore, a worker needs to use an auxiliary device to open the manhole cover, for example, a crowbar, or a tugboat portable valve manhole cover opening and closing device as disclosed in the chinese patent publication No. CN 214327071U. In use, the crow or tug portable valve well lid opening and closing device needs to position one end and lift the other end again, so that the crow or tug portable valve well lid opening and closing device rotates to drive the connected well lid to turn over. Due to the limitation of the moving mode, the well cover cannot be well driven to move upwards to be opened, and the well cover clamping position is easy to occur so as to increase the difficulty of uncovering.
Disclosure of Invention
The utility model aims at overcoming the defects of the prior art, and provides the well lid lifting device which can lift the well lid more labor-saving so as to facilitate the maintenance of a well; meanwhile, the well lid can be better lifted in a vertical moving mode, and the possibility of clamping the well lid is reduced.
The technical solution of the utility model is as follows:
a manhole cover lifting apparatus comprising:
a support frame;
the power gear is fixedly connected to a rotating shaft which is rotatably connected to the support frame, and one end of the rotating shaft is connected with a handle piece which can drive the rotating shaft to rotate;
the driven gear is meshed with the power gear and is connected to the support frame in a rotating mode, the radius of the power gear is smaller than that of the driven gear, and a rotating wheel which rotates coaxially with the driven gear is arranged on one side of the driven gear;
one end of the traction rope is bound on the rotating wheel, and the other end of the traction rope is provided with a part which extends vertically under the action of gravity and is used for connecting the well cover.
In the scheme, the well cover, particularly the gravity center part of the well cover, is connected with the part of the traction rope which extends vertically under the action of gravity, so that the power gear can be driven to rotate to drive the driven gear and the rotating wheel to rotate, and further the traction rope is driven to wind along with the rotation of the rotating wheel, so that the well cover connected with the traction rope is driven to move vertically, the well cover is opened in an upward moving mode, and the possibility of clamping the well cover is reduced; meanwhile, the radius of the power gear is smaller than that of the driven gear, and the well lid can be lifted more labor-saving.
Further as a preferable scheme, the support frame is rotatably connected with: the rotating shaft is a supporting wheel extending transversely;
the traction rope is lapped on the supporting wheel from top to bottom.
Further preferably, the diameter of the supporting wheel is gradually reduced and then gradually increased along the extending direction of the rotating shaft of the supporting wheel, so as to form a groove structure for limiting and accommodating the traction rope.
Further preferably, in the extending direction of the rotating shaft of the rotating wheel, two ends of the rotating wheel are respectively provided with: the first limiting plate and the second limiting plate;
and a limiting accommodating space for the traction rope is formed between the first limiting plate and the second limiting plate.
Further preferably, the supporting frame comprises:
the base is connected with a first supporting leg rod and a second supporting leg rod which are in angles, and a space for the manhole cover to move up and down is formed between the first supporting leg rod and the second supporting leg rod at intervals;
the support column is vertically connected on the base, just the top of support column is connected with the installation pole of lateral extension, be equipped with on the installation pole and supply power gear the driven gear installation's installation department.
Further preferably, the first supporting leg is rotatably connected to the base, and/or the second supporting leg is rotatably connected to the base.
Further preferably, the supporting frame further comprises:
the limiting rod is used for fixing the first supporting leg rod and the second supporting leg rod and is provided with a first connecting part detachably connected with the first supporting leg rod and a second connecting part detachably connected with the second supporting leg rod.
Further preferably, the first supporting leg is provided with: a plurality of first connecting parts for connecting the first connecting parts;
the second supporting leg rod is provided with: and a plurality of second connecting parts for connecting the second connecting parts.
Further preferably, a plurality of rollers are arranged at the bottom of the supporting frame.
Further preferably, the handle member includes:
the connecting rod is fixedly connected to the rotating shaft;
the holding piece is rotationally connected to one side, deviating from the power gear, of the connecting rod, and the extending direction of the rotating shaft of the holding piece is compliant with the extending direction of the rotating shaft of the power gear.
The technical scheme has the main beneficial effects that:
the well lid lifting device in the technical scheme is used for lifting the well lid, so that labor can be saved, the well lid can be lifted in a vertical moving mode better, and the possibility of clamping the well lid is reduced.
Further or more detailed benefits will be described in connection with specific embodiments.
Drawings
The utility model is further described with reference to the accompanying drawings:
fig. 1 is a schematic diagram of the whole.
Fig. 2 is a second overall schematic diagram.
Fig. 3 is a schematic diagram III overall.
Fig. 4 is a schematic view of the mounting of the stop lever.
The figure shows: the device comprises a support frame-1, a support wheel-101, a base-102, a first connecting shaft-1021, a second connecting shaft-1022, a first support leg rod-103, a first connecting part-1031, a second support leg rod-104, a second connecting part-1041, a support column-105, a mounting rod-106, a mounting part-107, a limit rod-108, a power gear-2, a rotating shaft-3, a handle piece-4, a connecting rod-401, a holding piece-402, a driven gear-5, a rotating wheel-6, a first limit plate-601, a second limit plate-602, a traction rope-7 and a roller-8.
Detailed Description
The utility model is illustrated by the following examples in which:
examples:
a well lid lifting device is used for lifting and opening a well lid which is arranged on a well, and further can maintain the inside of the well, as shown in figures 1 to 4.
As shown in fig. 1, the manhole cover lifting device in this embodiment includes a support frame 1, a power gear 2, a rotation shaft 3, a handle member 4, a driven gear 5, a rotating wheel 6, and a traction rope 7.
Specifically, as shown in fig. 1, the support frame 1 in this embodiment is a support structure for being placed on the ground, and is rotatably connected with a rotatable rotating shaft 3, a power gear 2 is fixedly connected on the rotating shaft 3, one end of the rotating shaft 3 is connected with a handle member 4 capable of driving the rotating shaft to rotate, and an operator holds the handle member 4 and rotates the handle member, so that the rotating shaft 3 and the power gear 2 thereon can be driven to rotate. The support frame 1 is also rotationally connected with a driven gear 5 meshed with the power gear 2, and the radius of the power gear 2 is smaller than that of the driven gear 5, so that the power gear 2 is driven to rotate and the driven gear 5 is driven to rotate by the power gear 2 to generate larger output force, and further the manhole cover can be lifted and moved more labor-effectively; and one side of the driven gear 5 is provided with a rotating wheel 6 which coaxially rotates with the driven gear 5. One end of the traction rope 7 is bound on the rotating wheel 6, and the other end is provided with a part which extends vertically under the action of gravity and is used for connecting the well cover.
Like this, when using, through connecting the one end of haulage rope 7 vertical extension under the action of gravity with the focus part of well lid, can be through rotating handle piece 4 drive power gear 2 rotation, with drive driven gear 5 and runner 6 rotation, and then drive haulage rope 7 and twine on runner 6 along with the rotation of runner 6, make haulage rope 7 vertical extension under the action of gravity, and be used for connecting the one end of well lid and drive the well lid upward movement of connecting at this end, realize opening the well lid with the mode of shifting up better, reduce the possibility that the screens takes place for the well lid.
As shown in fig. 2, the support frame 1 in this embodiment includes a base 102, a support leg, a support column 105, a mounting rod 106, and a mounting portion 107.
Specifically, as shown in fig. 2, the base 102 is connected with a first supporting leg rod 103 and a second supporting leg rod 104 which are angled, and a space for the manhole cover to move up and down is formed between the first supporting leg rod 103 and the second supporting leg rod 104 at intervals, so that supporting structures are arranged on two sides of the manhole cover, and the manhole cover can be lifted more stably. The support column 105 is vertically connected to the base 102, and the top of the support column 105 is connected with a transversely extending mounting rod 106, and the mounting rod 106 is provided with a mounting part 107 for mounting the power gear 2 and the driven gear 5.
Further, the first support leg 103 may be rotatably coupled to the base 102 and/or the second support leg 104 may be rotatably coupled to the base 102.
For example, as shown in fig. 4, one end of the first support leg 103 is rotatably connected to a first connection shaft 1021 fixed to the base 102, and one end of the second support leg 104 is rotatably connected to a second connection shaft 1022 fixed to the base 102. When not in use, the first supporting leg rod 103 and the second supporting leg rod 104 can be rotated to reduce the interval space between the first supporting leg rod 103 and the second supporting leg rod 104, so that the well lid lifting device can be conveniently carried.
Still further, as shown in fig. 2 and fig. 4, a limiting rod 108 for fixing the first supporting leg 103 and the second supporting leg 104 may be additionally provided, which has a first connecting portion detachably connected to the first supporting leg 103 and a second connecting portion detachably connected to the second supporting leg 104.
Through adopting the screw fixation with the first connecting portion of gag lever post 108, perhaps dismantling grafting in first supporting legs pole 103, adopt the screw fixation with the second connecting portion simultaneously, perhaps dismantle grafting in second supporting legs pole 104, can fix the position of first supporting legs pole 103 and second supporting legs pole 104, hinder the supporting legs pole to take place to rotate, provide stable supporting environment for the lifting motion of well lid. And the limiting rod 108 is disassembled, so that the supporting leg rod can be restored to a rotatable state, and the supporting leg rod can be rotated and shifted according to the carrying requirement.
As shown in fig. 4, a plurality of first connection portions 1031 for connecting the first connection portions may be further provided on the first support leg 103; and a plurality of second connecting portions 1041 for connecting the second connecting portions are provided on the second support leg 104.
In this way, by selectively connecting the first connection portion of the limiting rod 108 to the first connection portion 1031 at different positions and simultaneously selectively connecting the second connection portion of the limiting rod 108 to the second connection portion 1041 at different positions, the space between the first support leg bar 103 and the second support leg bar 104 can be adaptively changed according to the well covers with different sizes, so as to provide sufficient moving space for the well covers.
On the basis of the above, as shown in fig. 1, a supporting wheel 101 with a transversely extending rotating shaft can be rotatably connected to a supporting frame 1, for example, a mounting rod 106 shown in fig. 2; and the traction ropes 7 are lapped on the supporting wheels 101 from top to bottom. Thus, the supporting frame 1 and the rotating wheel 6 can jointly provide support for the traction rope 7, and the difficulty in rotation caused by the fact that gravity is fully pressed on the rotating wheel 6 is avoided.
Meanwhile, along the extending direction of the rotating shaft of the supporting wheel 101, the diameter of the supporting wheel 101 is gradually reduced and then gradually increased to form a groove structure for limiting the holding traction rope 7, and the traction rope 7 is prevented from being separated from the supporting wheel 101 in the moving process, so that the supporting wheel 101 can always provide stable support for the traction rope 7.
Further, as shown in fig. 3, in the extending direction of the rotating shaft of the rotating wheel 6, two ends of the rotating wheel 6 may be further provided with a first limiting plate 601 and a second limiting plate 602 respectively; and form the spacing accommodation space to haulage rope 7 between first limiting plate 601 and the second limiting plate 602, can make haulage rope 7 twine on runner 6 all the time along with runner 6 rotates like this, can not break away from in runner 6, and then make haulage rope 7 can promote the well lid steadily.
As shown in fig. 2, the handle member 4 in the present embodiment includes a connecting rod 401 fixedly connected to the rotation shaft 3, and a holding member 402 rotatably connected to a side of the connecting rod 401 facing away from the power gear 2, and an extending direction of the rotation shaft of the holding member 402 is compliant with an extending direction of the rotation shaft of the power gear 2, that is, the extending direction of the rotation shaft of the holding member 402 is approximately parallel to the extending direction of the rotation shaft of the power gear 2. Thus, when the operator holds the holding member 402 to drive the rotation shaft 3 to rotate, the holding member 402 and the connecting rod 401 rotate relatively, so that the holding member 402 and the hands of the operator do not rotate relatively, and the hands of the operator are prevented from being injured.
As shown in fig. 1, a plurality of rollers 8 can be arranged at the bottom of the support frame 1, so that the well lid lifting device can be conveniently moved to the position of the well lid, and the lifted well lid can be transversely moved to the required position.
The foregoing description is only of the preferred embodiments of the utility model and is not intended to limit the scope of the utility model. In addition, references to the terms "vertical", "horizontal", "front", "rear", etc., in the embodiments of the present utility model indicate that the apparatus or element in question has been put into practice, based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship in which the product is conventionally put in use, merely for convenience of description and to simplify the description, but do not indicate or imply that the apparatus or element in question must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. It should be further noted that, unless explicitly stated or limited otherwise, terms such as "mounted," "connected," "secured," and the like in the description are to be construed broadly as, for example, "connected," either permanently connected, detachably connected, or integrally connected; either directly or indirectly through intermediaries, or in communication with each other. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances. The utility model will be described in detail below with reference to the drawings in connection with embodiments.
While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A manhole cover lifting device, comprising:
a support (1);
the power gear (2) is fixedly connected to a rotating shaft (3) rotatably connected to the support frame (1), and one end of the rotating shaft (3) is connected with a handle piece (4) capable of driving the rotating shaft to rotate;
the driven gear (5) is meshed with the power gear (2) and is connected to the support frame (1) in a rotating mode, the radius of the power gear (2) is smaller than that of the driven gear (5), and a rotating wheel (6) which rotates coaxially with the driven gear (5) is arranged on one side of the driven gear (5);
and one end of the traction rope (7) is bound on the rotating wheel (6), and the other end of the traction rope is provided with a part which extends vertically under the action of gravity and is used for connecting the well cover.
2. The manhole cover lifting device of claim 1, wherein: the support frame (1) is rotationally connected with: a supporting wheel (101) with a rotating shaft extending transversely;
the traction rope (7) is lapped on the supporting wheel (101) from top to bottom.
3. The manhole cover lifting device according to claim 2, wherein: along the extending direction of the rotating shaft of the supporting wheel (101), the diameter of the supporting wheel (101) is gradually reduced and then gradually increased so as to form a groove structure for limiting and accommodating the traction rope (7).
4. The manhole cover lifting device of claim 1, wherein: on the extending direction of the rotating shaft of the rotating wheel (6), two ends of the rotating wheel (6) are respectively provided with: a first limit plate (601) and a second limit plate (602);
and a limiting accommodating space for the traction rope (7) is formed between the first limiting plate (601) and the second limiting plate (602).
5. A manhole cover lifting device according to any one of claims 1 to 4, wherein: the support frame (1) comprises:
the base (102) is connected with a first supporting leg rod (103) and a second supporting leg rod (104) which form angles, and a space for the manhole cover to move up and down is formed between the first supporting leg rod (103) and the second supporting leg rod (104) at intervals;
the support column (105) is vertically connected to the base (102), and the top of the support column (105) is connected with a transversely extending mounting rod (106), and the mounting rod (106) is provided with a mounting part (107) for mounting the power gear (2) and the driven gear (5).
6. The manhole cover lifting device of claim 5, wherein: the first support leg (103) is rotatably connected to the base (102) and/or the second support leg (104) is rotatably connected to the base (102).
7. The manhole cover lifting device of claim 6, wherein: the support frame (1) further comprises:
and the limiting rod (108) is used for fixing the first supporting leg rod (103) and the second supporting leg rod (104) and is provided with a first connecting part which is detachably connected with the first supporting leg rod (103) and a second connecting part which is detachably connected with the second supporting leg rod (104).
8. The manhole cover lifting device of claim 7, wherein: the first support leg (103) is provided with: a plurality of first connecting portions (1031) to which the first connecting portions are connected;
the second support leg (104) is provided with: and a plurality of second connection parts (1041) for connecting the second connection parts.
9. The manhole cover lifting device of claim 1, wherein: the bottom of the supporting frame (1) is provided with a plurality of rollers (8).
10. The manhole cover lifting device of claim 1, wherein: the handle member (4) includes:
a connecting rod (401) fixedly connected to the rotating shaft (3);
the holding piece (402) is rotationally connected to one side, deviating from the power gear (2), of the connecting rod (401), and the extending direction of the rotating shaft of the holding piece (402) is compliant with the extending direction of the rotating shaft of the power gear (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321935652.5U CN220432302U (en) | 2023-07-21 | 2023-07-21 | Well lid lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321935652.5U CN220432302U (en) | 2023-07-21 | 2023-07-21 | Well lid lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220432302U true CN220432302U (en) | 2024-02-02 |
Family
ID=89701300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321935652.5U Active CN220432302U (en) | 2023-07-21 | 2023-07-21 | Well lid lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220432302U (en) |
-
2023
- 2023-07-21 CN CN202321935652.5U patent/CN220432302U/en active Active
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