CN211057736U - Novel manual and electric dual-purpose screw hoist - Google Patents
Novel manual and electric dual-purpose screw hoist Download PDFInfo
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- CN211057736U CN211057736U CN201921425237.9U CN201921425237U CN211057736U CN 211057736 U CN211057736 U CN 211057736U CN 201921425237 U CN201921425237 U CN 201921425237U CN 211057736 U CN211057736 U CN 211057736U
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- crank
- worm
- supporting
- rod
- handle
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Abstract
The utility model discloses a novel manual and electric dual-purpose screw hoist, comprising a base plate, the bottom plate upside is provided with the supporting seat, the supporting seat upside is provided with the lifting unit, the dwang right side is connected with the electric transmission subassembly, the dwang left side is connected with the crank subassembly, the crank subassembly includes the crank handle, the left part cover of crank handle is equipped with the rotating tube, the crank handle right-hand member articulates there is the articulated support, the articulated support upside is fixed with the crank arm, the crank arm left side is provided with the spout, the inside of the spout slides there is the slider, the slider right side is connected with the bracing piece, the bracing piece other end articulates in the middle part of crank handle, the upper end of crank arm is connected with the crank head, crank head right-hand member is provided with the driving gear, the driving gear downside meshes there is driven; the utility model has the advantages of compact structure, safe practicality, convenient operation, have folding crank and avoid irrelevant personnel to operate.
Description
Technical Field
The utility model belongs to the headstock gear field, in particular to novel dual-purpose screw rod headstock gear of flashlight.
Background
The headstock gear is generally applied to various large-scale water supply and drainage, hydraulic and hydroelectric engineering and used for controlling the lifting of various large and medium-sized cast iron gates and steel gates to achieve the opening and closing purposes, also called as gate operating equipment, and the manual and electric headstock gear has the advantages of being capable of completing the opening and closing work and realizing accurate opening and closing when power is off, so that the headstock gear has high practical value in the market of medium and small-sized headstock gears, but the crank of a manual transmission mechanism in the conventional manual and electric screw headstock gear does not have the folding function, so that the crank is always exposed outside a protective box of the headstock gear, and thus, irrelevant personnel can shake the headstock gear through the crank, thereby bringing potential safety hazards to the work such as flood control and flood control, meanwhile, the protective box is not arranged outside the headstock gear, the risk of motor theft is increased, and the conventional manual and electric screw headstock gear simultaneously connects the shaft heads at two ends of a worm with the motor transmission mechanism and the crank, when the lifting is carried out through the motor, the crank is still in a rotating state, so that the lifting has great danger, and people nearby can be easily injured.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel dual-purpose screw rod headstock gear of flashlight has compact structure, safe practicality, convenient operation, has folding crank and avoids the advantage that irrelevant personnel can operate.
In order to achieve the above object, the utility model provides a following technical scheme: a novel manual and electric screw hoist comprises a base plate, wherein a protection box is arranged on the upper side of the base plate, a supporting seat is arranged on the lower portion of the inner side of the protection box, a lifting assembly is arranged on the upper side of the supporting seat and comprises a lifting assembly shell, a worm is arranged in the lifting assembly shell, the upper end and the lower end of the worm are respectively and rotatably connected with the upper wall and the lower wall of the lifting assembly shell, an inner cavity is arranged in the worm and is provided with an internal thread, a screw is connected to the inner part of the worm through threads, a turbine is meshed on the rear side of the worm, a rotating rod is vertically connected to the middle part of the turbine, an electric transmission assembly is connected to the right side of the rotating rod and comprises a motor, the motor is fixed on the front side of the supporting seat, a first transmission wheel is connected to the, the left side of the rotating rod is connected with a crank assembly, the crank assembly comprises a crank handle, the left part of the crank handle is sleeved with a rotating pipe, the right end of the crank handle is hinged with a hinged support, a crank arm is fixed on the upper side of the hinged support, a sliding groove is formed in the left side of the crank arm, through holes are formed in the upper portion and the lower portion of the sliding groove, a sliding block slides in the sliding groove, a supporting rod is connected to the right side of the sliding block, the other end of the supporting rod is hinged to the middle of the crank handle, a crank head is connected to the right side of the upper end of the crank arm, a limiting block is arranged on the right portion of the crank head, a driving gear is arranged on the right side of the driving gear, a sliding pipe is arranged on the left side of the shell of the lifting assembly, the sliding rod slides in the sliding pipe, a, the crank head penetrates through the supporting plate through the supporting hole.
Preferably, the protection box is arranged on the left side of the protection box, the box door is rotatably connected with the rear side wall of the protection box through a hinge, a door lock is arranged in the middle of the front side of the box door, and the protection box is fixedly connected with the bottom plate.
Preferably, the lifting assembly shell and the supporting seat are connected through a bolt.
Preferably, the rotating tube is rotatably connected to the handle.
Preferably, the rubber sleeve is sleeved outside the rotating pipe.
Preferably, the slider is a cylindrical slider.
Preferably, the middle part of the sliding block is provided with a through hole matched with the through hole, and bolts are arranged in the through hole and the pin hole.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model can realize the lifting of the gate through the lifting of the screw rod by designing the lifting component, can realize the electric lifting and can also realize the manual lifting by designing the electric transmission component and the crank component, thus the gate can still be opened and closed manually when the power is off, the flood control or flood control can still be carried out smoothly, meanwhile, the accurate lifting of the hoist can be realized by combining the electric mode and the manual mode, by designing the foldable crank and the protection box, when the manual operation is not needed, the crank can be folded, then the box door is closed, thus, the operation of irrelevant personnel on the hoist through the crank can be avoided, thereby the potential safety hazard is brought to the flood control and flood control work, meanwhile, the crank can realize the separation of the crank component and the rotating rod through the driving gear and the driven gear, when the motor is avoided to drive, the driving crank rotates, which increases the potential safety hazard, therefore, the utility model discloses have very high security.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a right-view structural schematic diagram of the worm wheel and the worm of the present invention.
Fig. 3 is a schematic structural diagram of the manual transmission mechanism of the present invention.
Fig. 4 is a schematic structural diagram of the protection box of the present invention.
In the figure: 1. the device comprises a bottom plate, 2, a protective box, 3, a supporting seat, 4, a lifting assembly, 41, a lifting assembly shell, 42, a worm, 43, a screw rod, 44, a turbine, 45, a rotating rod, 5, an electric transmission assembly, 51, a motor, 52, a first transmission wheel, 53, a transmission belt, 54, a second transmission wheel, 6, a crank assembly, 61, a crank handle, 62, a rotating pipe, 63, a hinged support, 64, a crank arm, 65, a sliding chute, 66, a sliding block, 67, a supporting rod, 68, a crank head, 69, a limiting block, 610, a driving gear, 611, a driven gear, 612, a sliding rod, 613, a sliding pipe, 7, a supporting plate, 8 and a supporting hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.
Referring to fig. 1-4, the present embodiment provides a novel manual and electric screw hoist, including a base plate 1, a protection box 2 is disposed on an upper side of the base plate 1, a support base 3 is disposed on a lower portion of an inner side of the protection box 2, a lifting assembly 4 is disposed on an upper side of the support base 3, the lifting assembly 4 includes a lifting assembly housing 41, a worm 42 is disposed inside the lifting assembly housing 41, an upper end and a lower end of the worm 42 are rotatably connected to an upper wall and a lower wall of the lifting assembly housing 41 respectively, an inner cavity is disposed inside the worm 42, the inner cavity is provided with an internal thread, a screw 43 is connected to the inside of the worm 42 through a thread, a turbine 44 is engaged with a rear side of the worm 42, a rotating rod 45 is vertically connected to a middle portion of the turbine 44, an electric transmission assembly 5 is connected to a right side, the right side of the motor 51 is connected with a first transmission wheel 52, the right end of the rotating rod 45 is fixedly provided with a second transmission wheel 54, a transmission belt 53 is connected between the first transmission wheel 52 and the second transmission wheel 54, the left side of the rotating rod 45 is connected with a crank assembly 6, the crank assembly 6 comprises a crank handle 61, the left part of the crank handle 61 is sleeved with a rotating pipe 62, the right end of the crank handle 61 is hinged with a hinged support 63, the upper side of the hinged support 63 is fixedly provided with a crank arm 64, the left side of the crank arm 64 is provided with a sliding groove 65, the upper part and the lower part of the sliding groove 65 are both provided with through holes, a sliding block 66 slides inside the sliding groove 65, the right side of the sliding block 66 is connected with a support rod 67, the other end of the support rod 67 is hinged in the middle part of the crank handle 61, the right side of the upper end of the crank arm 64 is, the left side of the lifting component shell 41 is provided with a sliding pipe 613, a sliding rod 612 slides in the sliding pipe 13, the lower side of the driving gear 610 is engaged with a driven gear 611, the driven gear 611 is fixed at the left end of the rotating rod 45, the left part of the inner side of the protection box 2 is provided with a support plate 7, the upper part of the support plate 7 is provided with a support hole 8, and the swing handle head 68 penetrates through the support plate 7 through the support hole 8.
In order to open or close the protection box 2 through the box door, in this embodiment, it is preferable that the box door is arranged on the left side of the protection box 2, the box door and the rear side wall of the protection box 2 are rotatably connected through a hinge, a door lock is arranged in the middle of the front side of the box door, and the protection box 2 is fixedly connected with the bottom plate 1.
In order to support the lifting assembly housing 41 by the supporting base 3, the lifting assembly housing 41 and the supporting base 3 are preferably connected by bolts.
In order to allow the rotation tube 62 to rotate around the handle grip 61 when the handle grip 61 is rotated around the handle head 68, thereby making the operation more comfortable, it is preferable that the rotation tube 62 and the handle grip 61 are rotatably connected.
In order to increase the friction force between the rotating tube 62 and the hand and protect the hand, it is preferable that the rotating tube 62 is externally sleeved with a rubber sleeve.
In order to facilitate the sliding block 66 to slide up and down in the sliding groove 65 and rotate in the sliding groove 65, the sliding block 66 is preferably a cylindrical sliding block.
In order to fix the position of the sliding block 66 after the crank handle 61 is opened and folded, preferably, a pin hole matched with the through hole is formed in the middle of the sliding block 66, and bolts are arranged in the through hole and the pin hole.
The utility model discloses a theory of operation: when the door is lifted manually, the door is opened by a key, the handle 61 is opened until the handle 61 and the handle arm 64 are in a vertical state, at this time, the pin hole in the middle of the sliding block 66 is just aligned with the through hole in the lower part of the sliding groove 65, the sliding block 66 and the sliding groove 65 are fixed by a bolt, at this time, the handle 61 cannot rotate through the hinged support 63, the handle head 68 is pulled to the left side, the sliding rod 612 slides to the left along the sliding tube 613, when the left side of the limiting block 69 is attached to the supporting plate 7, the pulling is stopped, at this time, the driving gear 610 and the driven gear 612 are in a meshed state, then the rotating pipe 62 is held by hand, so that the crank handle 61 rotates around the crank head 68, the crank head 68 drives the driving gear 610 to rotate, the driven gear 611 and the rotating rod 45 rotate along with the rotation, the rotating rod 45 drives the worm 42 to rotate through the worm wheel 44, the worm 42 drives the screw 43 to lift through the internal thread, the screw 43 drives the gate to lift, thereby completing the opening and closing of the gate, so that the operation is convenient and fast, when the manual lifting is completed, the bolt is unscrewed, the sliding block 66 slides upwards, the crank handle 61 is in a folded state, when the pin hole of the sliding block 66 is aligned with the through hole on the upper portion of the sliding groove 65, the sliding block 66 is fixed through the bolt, then the crank head 68 is pushed, therefore, when the lifting is carried out through the transmission of the motor 51, the crank assembly 6 still rotates to increase the operation risk, and then the box door is locked through the door lock, so that irrelevant personnel can be prevented from operating the crank assembly 6, and potential safety hazards are brought to flood control work.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a novel dual-purpose screw rod headstock gear of flashlight, includes the bottom plate, its characterized in that: the upper side of the bottom plate is provided with a protective box, the lower part of the inner side of the protective box is provided with a supporting seat, the upper side of the supporting seat is provided with a lifting assembly, the lifting assembly comprises a lifting assembly shell, a worm is arranged in the lifting assembly shell, the upper end and the lower end of the worm are respectively and rotatably connected with the upper wall and the lower wall of the lifting assembly shell, an inner cavity is arranged in the worm, the inner cavity is arranged as an internal thread, the inner part of the worm is connected with a screw rod through threads, the rear side of the worm is meshed with a turbine, the middle part of the turbine is vertically connected with a rotating rod, the right side of the rotating rod is connected with an electric transmission assembly, the electric transmission assembly comprises a motor, the motor is fixed at the front side of the supporting seat, the right side of the motor, the crank assembly comprises a crank handle, a rotary pipe is sleeved at the left part of the crank handle, a hinged support is hinged at the right end of the crank handle, a crank arm is fixed at the upper side of the hinged support, a chute is arranged at the left side of the crank arm, through holes are formed in the upper part and the lower part of the chute, a sliding block slides in the chute, a supporting rod is connected at the right side of the sliding block, the other end of the supporting rod is hinged at the middle part of the crank handle, a crank head is connected at the right side of the upper end of the crank arm, a limiting block is arranged at the right part of the crank head, a driving gear, a sliding tube is arranged on the left side of the shell of the lifting component, a sliding rod slides in the sliding tube, a driven gear is meshed with the lower side of the driving gear and is fixed at the left end of the rotating rod, the left part of the inner side of the protection box is provided with a supporting plate, the upper part of the supporting plate is provided with a supporting hole, and the crank head penetrates through the supporting plate through the supporting hole.
2. The novel manual and electric screw hoist according to claim 1, characterized in that: the protective box is characterized in that a box door is arranged on the left side of the protective box, the box door and the rear side wall of the protective box are rotatably connected through a hinge, a door lock is arranged in the middle of the front side of the box door, and the protective box is fixedly connected with a bottom plate.
3. The novel manual and electric screw hoist according to claim 1, characterized in that: the lifting component shell is connected with the supporting seat through bolts.
4. The novel manual and electric screw hoist according to claim 1, characterized in that: the rotating pipe is rotatably connected with the crank handle.
5. The novel manual and electric screw hoist according to claim 1 or 4, characterized in that: the rubber sleeve is sleeved outside the rotating pipe.
6. The novel manual and electric screw hoist according to claim 1, characterized in that: the slider is a cylindrical slider.
7. The novel manual and electric screw hoist according to claim 1, characterized in that: the middle part of the sliding block is provided with a through hole matched with the through hole, and bolts are arranged in the through hole and the pin hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921425237.9U CN211057736U (en) | 2019-08-30 | 2019-08-30 | Novel manual and electric dual-purpose screw hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921425237.9U CN211057736U (en) | 2019-08-30 | 2019-08-30 | Novel manual and electric dual-purpose screw hoist |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211057736U true CN211057736U (en) | 2020-07-21 |
Family
ID=71587909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921425237.9U Expired - Fee Related CN211057736U (en) | 2019-08-30 | 2019-08-30 | Novel manual and electric dual-purpose screw hoist |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211057736U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112301969A (en) * | 2020-10-31 | 2021-02-02 | 信阳市水利勘测设计院 | Novel screw hoist |
-
2019
- 2019-08-30 CN CN201921425237.9U patent/CN211057736U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112301969A (en) * | 2020-10-31 | 2021-02-02 | 信阳市水利勘测设计院 | Novel screw hoist |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200721 Termination date: 20210830 |