CN111071953A - Foundation pit lifting device convenient to use - Google Patents
Foundation pit lifting device convenient to use Download PDFInfo
- Publication number
- CN111071953A CN111071953A CN201911283028.XA CN201911283028A CN111071953A CN 111071953 A CN111071953 A CN 111071953A CN 201911283028 A CN201911283028 A CN 201911283028A CN 111071953 A CN111071953 A CN 111071953A
- Authority
- CN
- China
- Prior art keywords
- gear
- driving
- handle
- foundation pit
- assembly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/02—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms suspended from ropes, cables, or chains or screws and movable along pillars
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/04—Driving gear manually operated
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/12—Driving gear incorporating electric motors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/14—Power transmissions between power sources and drums or barrels
- B66D1/20—Chain, belt, or friction drives, e.g. incorporating sheaves of fixed or variable ratio
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
Abstract
The invention discloses a convenient-to-use foundation pit lifting device which comprises a base, a lifting support, a conveying assembly and a lifting assembly, wherein the lifting assembly drives the conveying assembly to lift in a foundation pit so as to convey materials in the foundation pit, the lifting assembly comprises a winding shaft and a driving assembly, the driving assembly comprises a gear box and a gear driving motor, the gear driving motor drives the winding shaft to rotate through the gear box, a transmission belt is connected between the gear box and the gear driving motor, the gear box comprises a box body and a transmission gear and a driving gear which are arranged in the box body, the transmission gear is connected with the gear driving motor and the winding shaft, the driving gear is meshed with the transmission gear, a driving handle is arranged on the box body and is in plug-connection with the driving gear, a limiting part is arranged on the driving handle. According to the invention, the materials in the foundation pit are transported through the transporting assembly and the lifting assembly, so that the efficiency of transporting the materials in the foundation pit is improved.
Description
Technical Field
The invention belongs to the field of lifting devices, and particularly relates to a foundation pit lifting device convenient to use.
Background
In recent years, with the development of power grid businesses, the establishment of power tower base stations is no longer limited to flat landforms, and the establishment of power tower base stations on mountains is just a necessary trend because the landforms of the cities are mainly mountainous and the establishment of power tower base stations on flat places tends to affect the development of the cities. Because the foundation of basic station need be beaten very dark ground downwards, piled up a large amount of materials in the foundation ditch, like earth, grit and instrument etc. through manual transportation, not only consume a large amount of manpowers and efficiency very low.
Disclosure of Invention
The invention aims to provide a foundation pit lifting device which is convenient to use and is convenient for transporting materials in a foundation pit.
In order to solve the technical problems, the invention adopts the following technical scheme: a foundation pit lifting device convenient to use comprises a base positioned above a foundation pit, a lifting support arranged on the base, a transportation assembly and a lifting assembly, wherein the lifting assembly is arranged on the lifting support and drives the transportation assembly to lift in the foundation pit so as to transport materials in the foundation pit, the lifting assembly comprises a winding shaft for driving the transportation assembly to lift and a driving assembly for rotating the winding shaft, the driving assembly comprises a gear box and a gear driving motor, the gear driving motor drives the winding shaft to rotate through the gear box, a transmission belt is connected between the gear box and the gear driving motor, the gear box comprises a box body and a transmission gear and a driving gear arranged in the box body, the transmission gear is connected with the gear driving motor and the winding shaft, the driving gear is meshed with the transmission gear, a driving handle for driving the driving gear to rotate is arranged on the box body, the box body is provided with a limiting groove, and the limiting part is inserted in the limiting groove to limit the rotation of the driving handle.
Furthermore, the locating part and the driving handle are connected in a sliding mode, and the locating part can slide along the central axis of the driving handle.
Further, the locating part encircles the setting of actuating handle, and the locating part is including the spacing ring that encircles actuating handle and locating spacing arch and the direction arch on the spacing ring, and spacing arch and spacing groove cooperation are equipped with the guide way on the actuating handle, guide arch and guide way cooperation.
Furthermore, a locking assembly for preventing the driving gear from rotating reversely is arranged in the box body, the locking assembly is pushed away when the driving gear rotates forwards, and the driving gear rotates reversely and is clamped with the locking assembly.
Further, locking Assembly is including fixing the locking shaft in the box and at the epaxial pivoted retaining member of locking, and the epaxial rotation groove that is equipped with of locking is said to be equipped with on the retaining member and stretches into the rotation arch that rotates the inslot, rotates the groove and restricts the rotation stroke of retaining member through rotating the arch.
Furthermore, the driving handle comprises a first handle, a second handle and a third handle, and two ends of the second handle are hinged with the first handle and the third handle respectively.
Furthermore, a fan facing the foundation pit and a fan driving motor connected with the fan are arranged on the base.
Furthermore, a frequency converter connected with a gear drive motor is also arranged on the lifting support.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, materials in the foundation pit are transported through the transporting assembly and the lifting assembly, so that the efficiency of transporting the materials in the foundation pit is greatly improved, the time consumption and the personnel investment are reduced, the economic and social benefits are improved, both electric power and manual operation can be realized through the gear box, the application range of the convenient-to-use foundation pit lifting device is expanded, meanwhile, when the electric power is controlled to lift, the driving handle is prevented from rotating together to impact constructors, the safety is improved, the limiting part on the driving handle can stop the rotation of the driving handle at any time, and the use is convenient.
Drawings
The invention is further described with reference to the accompanying drawings and the detailed description below:
FIG. 1 is a schematic view of a foundation pit lifting device of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a schematic illustration of forward rotation of a drive gear in the gearbox;
FIG. 4 is a schematic illustration of the reverse rotation of the drive gear in the gearbox.
Wherein: 1. a base; 2. a lifting support; 4. a spool; 6. a gear case; 61. a box body; 611. a limiting groove; 62. a transmission gear; 63. a drive gear; 64. a locking assembly; 641. a locking shaft; 6411. a rotating groove; 642. a locking member; 6421. rotating the projection; 7. a drive motor; 71. a transmission belt; 8. a drive handle; 81. a limiting member; 811. a limiting ring; 812. a limiting bulge; 813. a guide projection; 82. a guide groove; 9. a fan; 91. the fan drives the motor.
Detailed Description
An embodiment of a foundation pit lifting device convenient to use according to the present invention will be further described with reference to fig. 1 to 4.
The first embodiment is as follows:
a foundation pit lifting device convenient to use is disclosed, as shown in figures 1 to 4, and comprises a base 1 positioned above a foundation pit, a lifting support 2 arranged on the base 1, a transportation component and a lifting component, wherein the lifting component is arranged on the lifting support 2 and drives the transportation component to lift in the foundation pit so as to transport materials in the foundation pit, the lifting component comprises a winding shaft 4 for driving the transportation component to lift and a driving component for rotating the winding shaft 4, the driving component comprises a gear box 6 and a gear driving motor 7, the gear driving motor 7 drives the winding shaft 4 to rotate through the gear box 6, a transmission belt 71 is connected between the gear box 6 and the gear driving motor 7, a frequency converter connected with the gear driving motor 7 is further arranged on the lifting support 2, the rotating speed of the gear driving motor 7 is controlled by frequency conversion, the gear box 6 comprises a box body 61, and a transmission gear 62 and a driving gear, the transmission gear 62 is connected with the gear driving motor 7 and the winding reel 4, the driving gear 63 is meshed with the transmission gear 62, the box body 61 is provided with a driving handle 8 for driving the driving gear 63 to rotate, and the driving handle 8 is connected with the driving gear 63 in an inserting mode.
In this embodiment, the driving handle 8 is provided with a limiting member 81, the box body 61 is provided with a limiting groove 611, the limiting member 81 is inserted into the limiting groove 611 to limit the driving handle 8 to rotate, the limiting member 81 is slidably connected to the driving handle 8, the limiting member 81 slides along the central axis of the driving handle 8, the limiting member 81 is disposed around the driving handle 8, the limiting member 81 includes a limiting ring 811 surrounding the driving handle 8, and a limiting protrusion 812 and a guiding protrusion 813 disposed on the limiting ring 811, the limiting protrusion 812 is engaged with the limiting groove 611, the driving handle 8 is provided with a guiding groove 82, and the guiding protrusion 813 is engaged with the guiding groove 82.
In this embodiment, a locking assembly 64 for preventing the driving gear 63 from rotating reversely is further disposed in the case 61, the driving gear 63 pushes the locking assembly 64 open when rotating forward, and the driving gear 63 is clamped with the locking assembly 64 when rotating reversely. Preferably, the locking assembly 64 includes a locking shaft 641 fixed in the box body 61 and a locking member 642 rotating on the locking shaft 641, wherein a rotating groove 6411 is formed on the locking shaft 641, and the locking member 642 is provided with a rotating protrusion 6421 extending into the rotating groove 6411, and the rotating groove 6411 limits the rotating stroke of the locking member 642 by the rotating protrusion 6421.
The driving handle 8 in this embodiment includes a first handle, a second handle, and a third handle, and both ends of the second handle are respectively hinged to the first handle and the third handle, so as to facilitate the use of the driving handle 8.
In this embodiment, be equipped with fan 9 towards the foundation ditch on the base 1 and the fan driving motor 91 that links to each other with fan 9, fan 9 can give the foundation ditch ventilation sustainably under fan driving motor 91's effect, prevents that air mobility is relatively poor in the foundation ditch, guarantees workman's construction environment.
After the foundation ditch has been seted up, base 1 sets up in the hole department of foundation ditch, and 4 erects on lifting support 2 and can rotate on lifting support 2 of winding shaft, and 4 are located the foundation ditch directly over this moment, and the transportation assembly is including the case of placing and the lifting rope of connection on placing the case of transporting the material, and lifting rope connects on 4 winding shafts and can convolute on 4 along with 4 rotations of winding shaft.
In this embodiment, base 1, lifting support 2, transportation subassembly and lifting unit firm in connection are simple and can carry out the split and assemble once more, be convenient for transportation and used repeatedly, and preferred adoption aluminum alloy material, simple structure, light in weight is convenient for produce and transport.
If the materials in the foundation pit need to be transported by using electric power, the driving handle 8 is pulled out to be separated from the transmission gear 62, the gear driving motor 7 is opened, the gear driving motor 7 drives the transmission belt 71 to rotate, the transmission belt 71 drives the transmission gear 62 to rotate positively, the transmission gear 62 drives the winding shaft 4 to rotate, the winding shaft 4 drives the transportation assembly to ascend, as shown in fig. 3, at the moment, the transmission gear 62 pushes the free end of the locking piece 642 in the counterclockwise direction, the rotating protrusion 6421 rotates in the rotating groove 6411, the locking piece 642 does not influence the rotation of the transmission gear 62, when the transmission gear 62 rotates positively, the driving gear 63 rotates along with the transmission gear 62, but the driving handle 8 does not rotate, the rotating driving handle 8 is prevented from impacting constructors near the foundation pit, the driving handle 8 is.
If want to use the interior material of manual transportation foundation ditch, insert drive handle 8 into drive gear 62, drive gear 63 drives drive gear 62 and rotates, drive gear 62 drives the spool 4 and rotates, spool 4 drives the transportation subassembly and rises, as shown in fig. 4, if spool 4 will reverse by oneself under the action of gravity of transportation subassembly, then drive gear 62 promotes the free end of retaining member 642 to clockwise, it offsets with rotation groove 6411 lateral wall to rotate protruding 6421, unable rotation, retaining member 642 locks drive gear 62, prevent the free tenesmus of transportation subassembly, guarantee constructor safety in the foundation ditch. When constructors rise the transportation assembly to a certain height and carry materials in the transportation assembly, the limiting ring 811 slides to enable the limiting protrusion 812 to be inserted into the limiting groove 611, the handle, the driving gear 63, the transmission gear 62 and the winding shaft 4 are prevented from continuously rotating, limiting is achieved, and the use is convenient.
According to the invention, materials in the foundation pit are transported through the transporting assembly and the lifting assembly, so that the efficiency of transporting the materials in the foundation pit is greatly improved, the time consumption and the personnel investment are reduced, the economic and social benefits are improved, both electric power and manual operation can be realized through the gear box 6, the application range of the foundation pit lifting device convenient to use is expanded, and meanwhile, when the lifting is controlled by electric power, the driving handle 8 is prevented from rotating together to impact constructors, so that the foundation pit lifting device is safer.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (8)
1. The utility model provides a foundation ditch elevating gear convenient to use which characterized in that: the lifting assembly is arranged on the lifting support, the lifting assembly drives the transportation assembly to lift in the foundation pit so as to transport materials in the foundation pit, the lifting assembly comprises a winding shaft for driving the transportation assembly to lift and a driving assembly for rotating the winding shaft, the driving assembly comprises a gear box and a gear driving motor, the gear driving motor drives the winding shaft to rotate through the gear box, a transmission belt is connected between the gear box and the gear driving motor, the gear box comprises a box body and a transmission gear and a driving gear which are arranged in the box body, the transmission gear is connected with the gear driving motor and the winding shaft, the driving gear is meshed with the transmission gear, a driving handle for driving the driving gear to rotate is arranged on the box body, the driving handle is spliced with the driving gear, the driving handle is provided with a limiting part, the box body is provided with a limiting groove, and the limiting part is inserted into the limiting groove to limit the driving handle to rotate.
2. The foundation pit lifting device convenient to use of claim 1, characterized in that: the locating part with actuating handle sliding connection, the locating part can be followed actuating handle's axis slides.
3. The foundation pit lifting device convenient to use of claim 2, characterized in that: the locating part encircles the setting of actuating handle, the locating part is including the spacing ring that encircles actuating handle and locating spacing arch and the direction arch on the spacing ring, spacing arch with the spacing groove cooperation, the last guide way that is equipped with of actuating handle, direction arch and guide way cooperation.
4. The foundation pit lifting device convenient to use of claim 1, characterized in that: and a locking assembly for preventing the driving gear from rotating reversely is further arranged in the box body, the locking assembly is pushed away when the driving gear rotates positively, and the driving gear rotates reversely and is clamped with the locking assembly.
5. A foundation pit lifting device convenient to use according to claim 4, characterized in that: locking Assembly is including fixing the locking shaft in the box and at the epaxial pivoted retaining member of locking, the epaxial rotation groove that is equipped with of locking, it stretches into to say that be equipped with on the retaining member rotate the rotation arch of inslot, it restricts the rotation stroke of retaining member through rotating the arch to rotate the groove.
6. The foundation pit lifting device convenient to use of claim 1, characterized in that: the driving handle comprises a first handle, a second handle and a third handle, and two ends of the second handle are hinged to the first handle and the third handle respectively.
7. The foundation pit lifting device convenient to use of claim 1, characterized in that: and the base is provided with a fan facing the foundation pit and a fan driving motor connected with the fan.
8. The foundation pit lifting device convenient to use of claim 1, characterized in that: and the lifting support is also provided with a frequency converter connected with a gear driving motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911283028.XA CN111071953A (en) | 2019-12-13 | 2019-12-13 | Foundation pit lifting device convenient to use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911283028.XA CN111071953A (en) | 2019-12-13 | 2019-12-13 | Foundation pit lifting device convenient to use |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111071953A true CN111071953A (en) | 2020-04-28 |
Family
ID=70314401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911283028.XA Pending CN111071953A (en) | 2019-12-13 | 2019-12-13 | Foundation pit lifting device convenient to use |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111071953A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111620252A (en) * | 2020-05-15 | 2020-09-04 | 范双英 | Pipeline pit hole lifting equipment for road bridge construction |
-
2019
- 2019-12-13 CN CN201911283028.XA patent/CN111071953A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111620252A (en) * | 2020-05-15 | 2020-09-04 | 范双英 | Pipeline pit hole lifting equipment for road bridge construction |
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