CN213290067U - Mechanical wrench for engineering construction - Google Patents
Mechanical wrench for engineering construction Download PDFInfo
- Publication number
- CN213290067U CN213290067U CN202022145535.1U CN202022145535U CN213290067U CN 213290067 U CN213290067 U CN 213290067U CN 202022145535 U CN202022145535 U CN 202022145535U CN 213290067 U CN213290067 U CN 213290067U
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- CN
- China
- Prior art keywords
- sleeve
- head
- motor
- engineering construction
- handle
- 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.)
- Expired - Fee Related
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- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The utility model discloses a mechanical wrench for engineering construction, the electric iron comprises a handle, the head is installed through the pivot rotation to the one end of handle, the head is kept away from the one end of pivot and is rotated and install the sleeve, the nut hole has been seted up to the sleeve, install the motor in the head, the worm is installed to the drive end of motor, be fixed with the worm wheel on the sleeve lateral wall, worm and worm wheel intermeshing. The wrench of the scheme adopts the motor to drive the worm and the worm wheel to be meshed for transmission so as to provide power for the sleeve, and the nut can be quickly twisted only by sleeving the sleeve on the nut of the screw, so that the wrench is simple and convenient to operate and more convenient to use; in addition, the spanner also has the function of manually rotating the nut, and has the dual functions of manual and electric use.
Description
Technical Field
The utility model relates to a spanner technical field especially relates to a mechanical wrench for engineering construction.
Background
The wrench is a common mounting and dismounting tool, and is a manual tool for screwing bolts, screws, nuts and other screw threads to tightly hold open or trepanning fasteners of the bolts or nuts by utilizing the lever principle. The wrench is typically made of structural steel of carbon or alloy material.
In the engineering construction industry, the application range of a wrench is wide and frequent, but the existing wrench generally presses a handle of the wrench manually, although a nut on a bolt is rotated by utilizing a lever principle, the consumption of strength of a user can be still caused by frequent use, and meanwhile, palm abrasion can be caused, the fatigue is increased, so that the mechanical wrench for engineering construction is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a mechanical wrench for engineering construction.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a mechanical wrench for engineering construction comprises a handle, wherein a head is rotatably arranged at one end of the handle through a rotating shaft, a sleeve is rotatably arranged at one end, far away from the rotating shaft, of the head, a nut hole is formed in the sleeve, a motor is arranged in the head, a worm is arranged at the driving end of the motor, a worm wheel is fixed on the outer side wall of the sleeve, and the worm wheel are meshed with each other;
the head is fixed with the go-between near the one end of pivot, the handle is seted up the arc wall with go-between assorted near the inside of pivot one end, the handle is close to the outside of pivot one end and is installed positioning mechanism.
Furthermore, the positioning mechanism comprises a limiting bolt and a supporting plate, one end of the supporting plate is fixed to the outer side wall of the handle, the other end of the supporting plate is in threaded installation with the limiting bolt, and the connecting ring is provided with a plurality of limiting holes corresponding to the limiting bolt in a penetrating mode.
Further, the aperture of the limiting hole is larger than the diameter of the end of the limiting bolt.
Furthermore, the worm wheel is fixed in the middle of the outer side wall of the sleeve, rotating rings are fixed to the top end and the bottom end of the outer side wall of the sleeve, and the sleeve is rotatably mounted with the head through the two rotating rings.
Furthermore, the motor is a servo motor, and the input end of the motor is externally connected with a single chip microcomputer.
Further, a battery is mounted inside the head and electrically connected with the motor.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the wrench of the scheme adopts the motor to drive the worm and the worm wheel to be meshed for transmission so as to provide power for the sleeve, and the nut can be quickly twisted only by sleeving the sleeve on the nut of the screw, so that the wrench is simple and convenient to operate and more convenient to use; in addition, the spanner also has the function of manually rotating the nut, and has the dual functions of manual and electric use.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
Fig. 1 is a schematic view of an overall structure of a mechanical wrench for engineering construction according to the present invention;
fig. 2 is an internal cross-sectional view of the mechanical wrench for engineering construction according to the present invention;
FIG. 3 is a schematic view of the installation of the sleeve within the head;
fig. 4 is an enlarged view of a portion a of fig. 2.
In the figure: the device comprises a handle 1, a head 2, a sleeve 3, a rotating shaft 4, a worm wheel 5, a worm 6, a motor 7, a battery 8, a rotating ring 9, a connecting ring 10, a limiting bolt 11, a limiting hole 12, a supporting plate 13 and an arc-shaped groove 14.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-4, a mechanical wrench for engineering construction comprises a handle 1, a head 2 is rotatably mounted at one end of the handle 1 through a rotating shaft 4, a sleeve 3 is rotatably mounted at one end, far away from the rotating shaft 4, of the head 2, a nut hole is formed in the sleeve 3, and the inner diameter of the screw hole can be matched with a nut with a corresponding size according to various designed sizes. A motor 7 is arranged in the head 2, a worm 6 is arranged at the driving end of the motor 7, a worm wheel 5 is fixed on the outer side wall of the sleeve 3, and the worm 6 is meshed with the worm wheel 5; motor 7 drive worm 6 rotates, and worm 6 and worm wheel 5 intermeshing realize the transmission, and sleeve 3 can rotate this moment to utilize the nut hole to rotate the nut.
A connecting ring 10 is fixed at one end of the head 2 close to the rotating shaft 4, an arc-shaped groove 14 matched with the connecting ring 10 is formed in the inner part of one end of the handle 1 close to the rotating shaft 4, and a positioning mechanism is installed on the outer side of one end of the handle 1 close to the rotating shaft 4.
The positioning mechanism comprises a limiting bolt 11 and a supporting plate 13, one end of the supporting plate 13 is fixed with the outer side wall of the handle 1, the other end of the supporting plate 13 is in threaded installation with the limiting bolt 11, and the connecting ring 10 is provided with a plurality of limiting holes 12 corresponding to the limiting bolt 11 in a penetrating mode. The diameter of the limiting hole 12 is larger than the diameter of the end of the limiting bolt 11. The rotation of the connecting ring 10 and the head 2 can be limited by inserting the end part into the limiting hole 12 by rotating the limiting bolt 11, and at the moment, the nut can be screwed up or loosened by manually rotating the wrench.
The motor 7 is a servo motor, and the input end of the motor 7 is externally connected with a singlechip. The type of singlechip is 89S51 models able to programme for control servo motor 7 corotation and reversal, can be used to screw up the nut during corotation, can be used to unscrew the nut during reversal.
A battery 8 is mounted inside the head 2, and the battery 8 is electrically connected to the motor 7. The battery 8 adopts a rechargeable storage battery, and in addition, the motor 7 can be externally connected with a power supply to supply power through a lead.
The utility model discloses a theory of operation and use flow:
1. electric form: directly establish sleeve 3 in the nut department on the bolt through the nut hole cover, open motor 7, motor 7 drive worm 6 meshes with worm wheel 5, and worm wheel 5 and sleeve 3 all rotate this moment to screw up the nut or unscrew.
2. Manual form: the limiting bolt 11 is rotated, the end part of the limiting bolt is sent into the limiting hole 12 on the connecting rod 10, at the moment, the head part 2 cannot rotate with the handle 1 through the rotating shaft 4, then the sleeve 3 is sleeved on a nut on the bolt through a nut hole, and the nut is rotated by pressing the handle 1 according to the lever principle.
In addition, when the electric type is adopted, whether to feed the end of the limit bolt 11 into the limit hole 12 can be selected as required.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The mechanical wrench for engineering construction comprises a handle (1) and is characterized in that a head (2) is rotatably mounted at one end of the handle (1) through a rotating shaft (4), a sleeve (3) is rotatably mounted at one end, far away from the rotating shaft (4), of the head (2), a nut hole is formed in the sleeve (3), a motor (7) is mounted in the head (2), a worm (6) is mounted at the driving end of the motor (7), a worm wheel (5) is fixed on the outer side wall of the sleeve (3), and the worm (6) and the worm wheel (5) are meshed with each other;
the head (2) is fixed with a connecting ring (10) near one end of the rotating shaft (4), an arc-shaped groove (14) matched with the connecting ring (10) is formed in the handle (1) near one end of the rotating shaft (4), and a positioning mechanism is installed on the outer side of the handle (1) near one end of the rotating shaft (4).
2. The mechanical wrench for engineering construction according to claim 1, wherein the positioning mechanism comprises a limiting bolt (11) and a supporting plate (13), one end of the supporting plate (13) is fixed to the outer side wall of the handle (1), the other end of the supporting plate (13) is in threaded mounting with the limiting bolt (11), and the connecting ring (10) is provided with a plurality of limiting holes (12) corresponding to the limiting bolt (11) in a penetrating manner.
3. The mechanical wrench for engineering construction according to claim 2, wherein the diameter of the limiting hole (12) is larger than the diameter of the end of the limiting bolt (11).
4. The mechanical wrench for engineering construction according to claim 1, wherein the worm gear (5) is fixed in the middle of the outer side wall of the sleeve (3), the top end and the bottom end of the outer side wall of the sleeve (3) are both fixed with rotating rings (9), and the sleeve (3) is rotatably mounted with the head (2) through the two rotating rings (9).
5. The mechanical wrench for engineering construction according to claim 1, wherein the motor (7) is a servo motor, and an input end of the motor (7) is externally connected with a single chip microcomputer.
6. The mechanical wrench for engineering construction according to claim 1 or 5, wherein a battery (8) is mounted inside the head (2), and the battery (8) is electrically connected with the motor (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022145535.1U CN213290067U (en) | 2020-09-25 | 2020-09-25 | Mechanical wrench for engineering construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022145535.1U CN213290067U (en) | 2020-09-25 | 2020-09-25 | Mechanical wrench for engineering construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213290067U true CN213290067U (en) | 2021-05-28 |
Family
ID=76011244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022145535.1U Expired - Fee Related CN213290067U (en) | 2020-09-25 | 2020-09-25 | Mechanical wrench for engineering construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213290067U (en) |
-
2020
- 2020-09-25 CN CN202022145535.1U patent/CN213290067U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20210528 Termination date: 20210925 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |