CN210879408U - Chain type manual socket wrench - Google Patents
Chain type manual socket wrench Download PDFInfo
- Publication number
- CN210879408U CN210879408U CN201921599060.4U CN201921599060U CN210879408U CN 210879408 U CN210879408 U CN 210879408U CN 201921599060 U CN201921599060 U CN 201921599060U CN 210879408 U CN210879408 U CN 210879408U
- Authority
- CN
- China
- Prior art keywords
- chain
- gear
- box
- rotating shaft
- manual
- 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
Links
Images
Landscapes
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The utility model relates to a manual box spanner of chain, including chain box and manual crank, be equipped with the chain in the chain box, the inboard meshing of chain has two sprockets, and the center pin of sprocket is the connection pivot, and manual crank detachable connects the connection pivot one end at arbitrary sprocket, and a third gear is worn to be equipped with all fixed to the other end of the connection pivot of two sprockets, and third gear engagement has first gear. The utility model discloses possess simultaneously and revolve wrong function of twisting of bolt, nut and cross screw, the inboard of cover barrel head is revolved soon moreover and is fixed the space adjustable, and the workman need not to carry too much instrument and can accomplish on-the-spot installation operation when the field operation, and one person can accomplish during the operation, easy operation, convenient and practical.
Description
Technical Field
The utility model relates to a construction installation technical field especially relates to a manual box spanner of chain.
Background
In a construction site, screws and fastening nuts on the bolts in common positions are difficult to mount, for example, connecting screws of a power distribution cabinet and foundation channel steel, foundation bolts of equipment close to a wall part, bolts of a bridge close to the wall part, the power distribution cabinet and field equipment can generate slight vibration in operation, and the equipment can be damaged seriously, so that the fastening of the bolts and the screws is particularly important. The position space that above-mentioned several kinds of condition bolts were located is narrow and small, when fastening the nut, can not fasten with conventional spanner, this is because conventional spanner length is standard, there is not the space of exerting oneself in the narrow region in space, fasten with conventional spanner and can not reach required fastening torque, some box spanner's cover barrel head size is fixed, can not adjust according to the bolt size, application range is relatively limited, and some current box spanner can only use to bolt or nut, can not be used for the fastening of cross screw, still need be equipped with the screwdriver, some wait to improve.
Disclosure of Invention
The utility model aims at solving the defects of the prior art and provides a chain type manual socket wrench.
The utility model discloses a realize above-mentioned purpose, adopt following technical scheme:
the utility model provides a manual box spanner of chain, including chain box and manual crank, be equipped with the chain in the chain box, the inboard meshing of chain has two sprockets, the center pin of sprocket is the connection pivot, manual crank detachable connects the connection pivot one end at arbitrary sprocket, a third gear is all worn to be equipped with by the other end of the connection pivot of two sprockets, the third gear meshing has first gear, two first gears are located the one side that two third gears kept away from mutually, one side that two first gears kept away from mutually all meshes has a second gear, the center pin both ends of second gear all rotate the setting on the lateral wall of chain box and the lateral wall that the chain box was all worn out to one end, the one end that the center pin of two second gears was worn out the chain box is fixed with first wrong mechanism of twisting and the wrong mechanism of second respectively, first wrong mechanism of twisting is the adjustable cartridge head who twists the space.
The both ends of connecting the pivot all rotate the setting on chain box lateral wall and one end stretches out the chain box, and the one end lateral wall that the connecting pivot stretches out the chain box is equipped with the through-hole, and the one end of manual crank is equipped with the blind hole, and the one end that the connecting pivot stretches out the chain box inserts in the blind hole of manual crank, wears to be equipped with the round pin axle between the blind hole lateral wall of manual crank and the through-hole of being connected the pivot, and the end of round pin axle is equipped with the external screw thread and revolves soon and.
The first screwing mechanism comprises a sleeve head fixed on a central shaft of the second gear, an adjusting bolt is screwed on the side wall of the sleeve head, and the tail end of a screw rod of the adjusting bolt penetrates through the side wall of the sleeve head and extends into the inner side of the sleeve head.
The number of the adjusting bolts is at least three.
The three adjusting bolts are respectively arranged on three side walls of the sleeve head, which are not adjacent to each other.
The second screwing mechanism comprises a cross-shaped protrusion fixed at the tail end of a central shaft of the second gear.
The utility model has the advantages that: the utility model discloses possess simultaneously and revolve wrong function of twisting of bolt, nut and cross screw, the inboard of cover barrel head is revolved soon moreover and is fixed the space adjustable, and the workman need not to carry too much instrument and can accomplish on-the-spot installation operation when the field operation, and one person can accomplish during the operation, easy operation, convenient and practical.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
FIG. 3 is an enlarged view of the structure at B in FIG. 1;
fig. 4 is a schematic structural view of the pin shaft of the present invention;
FIG. 5 is a schematic view showing the relative position relationship between the third gear and the sprocket and the first gear according to the present invention;
in the figure: 1-a sprocket; 2-a chain; 3-a first gear; 4-a second gear; 5-a sleeve head; 6-manual crank; 7-chain case; 8-adjusting the bolt; 9-connecting the rotating shaft; 10-a pin shaft; 11-a third gear;
the following detailed description will be made in conjunction with embodiments of the present invention with reference to the accompanying drawings.
Detailed Description
The invention will be further explained with reference to the following figures and examples:
as shown in fig. 1 to 5, a chain type manual socket wrench comprises a chain box 7 and a manual crank 6, wherein a chain 2 is arranged in the chain box 7, two chain wheels 1 are engaged with the inner side of the chain 2, a central shaft of each chain wheel 1 is a connecting rotating shaft 9, the manual crank 6 is detachably connected to one end of the connecting rotating shaft 9 of any chain wheel 1, a third gear 11 is fixedly arranged at the other end of the connecting rotating shaft 9 of each chain wheel 1, the third gear 11 is engaged with a first gear 3, the two first gears 3 are arranged at the sides far away from the two third gears 11, a second gear 4 is engaged at the side far away from the two first gears 3, both ends of the central shaft of the second gear 4 are rotatably arranged on the side wall of the chain box 7, one end of the central shaft of the two second gears 4 penetrates through the side wall of the chain box 7, and a first screwing mechanism and a second screwing mechanism are respectively fixed at the ends of the central shaft of the two second gears 4, the first screwing mechanism is a sleeve head with an adjustable screwing space.
Connect the both ends of pivot 9 and all rotate the setting on the lateral wall of chain box 7 and one end stretches out chain box 7, connect the one end lateral wall that pivot 9 stretches out chain box 7 and be equipped with the through-hole, the one end of manual crank 6 is equipped with the blind hole, connect the one end that pivot 9 stretches out chain box 7 and insert in the blind hole of manual crank 6, wear to be equipped with round pin axle 10 between the blind hole lateral wall of manual crank 6 and the through-hole of being connected pivot 9, the end of round pin axle 10 is equipped with the external screw thread and revolves soon and has twisted fastening nut.
The first screwing mechanism comprises a sleeve head 5 fixed on the central shaft of the second gear 4, an adjusting bolt 8 is screwed on the side wall of the sleeve head 5, and the tail end of a screw rod of the adjusting bolt 8 penetrates through the side wall of the sleeve head and extends into the inner side of the sleeve head.
The number of the adjusting bolts 8 is at least three.
The three adjusting bolts 8 are respectively arranged on three mutually non-adjacent side walls of the sleeve head 5.
The second screwing mechanism comprises a cross-shaped protrusion fixed at the end of the central shaft of the second gear 4.
The utility model discloses when using, if need screw up or unscrew the bolt, during the nut, can install manual crank 6 on the sprocket 1 of keeping away from cover barrel head 5, then according to the bolt of different diameters size or nut screw in or screw out adjusting bolt 8, then overlap cover barrel head 5 on adjusting bolt 8, rotate manual crank 6 and can easily rotatory bolt or nut, when needs screw up or unscrew the cross screw, install manual crank 6 on the sprocket 1 that is close to cover barrel head 5, then insert the cross of screw in the cross is sunken with the cross arch, rotate manual crank 6 and can screw in or screw out the screw.
The utility model discloses possess simultaneously and revolve wrong function of twisting of bolt, nut and cross screw, the inboard of cover barrel head 5 is revolved soon moreover and is twisted fixed space adjustable, and the workman need not to carry too much instrument and can accomplish on-the-spot installation operation when the field operation, and one person can accomplish during the operation, easy operation, convenient and practical.
The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various improvements made by the method concept and technical solution of the present invention or directly applied to other occasions without improvement are all within the protection scope of the present invention.
Claims (6)
1. A chain type manual socket wrench is characterized by comprising a chain box (7) and a manual crank (6), wherein a chain (2) is arranged in the chain box (7), two chain wheels (1) are meshed on the inner sides of the chain (2), a central shaft of each chain wheel (1) is a connecting rotating shaft (9), the manual crank (6) is detachably connected to one end of the connecting rotating shaft (9) of any chain wheel (1), a third gear (11) is fixedly arranged at the other end of the connecting rotating shaft (9) of each chain wheel (1), the third gear (11) is meshed with a first gear (3), the two first gears (3) are positioned on one sides, far away from each other, of the two first gears (3) are meshed with a second gear (4), two ends of the central shaft of the second gear (4) are rotatably arranged on the side wall of the chain box (7) and one end of the central shaft of the second gear (4) penetrates through the side wall of the chain box (7), one end of the central shaft of each second gear (4) penetrating through the chain box (7) is respectively and fixedly provided with a first screwing mechanism and a second screwing mechanism, and the first screwing mechanism is a sleeve head capable of adjusting screwing space.
2. The chain type manual socket wrench as claimed in claim 1, wherein both ends of the connecting rotating shaft (9) are rotatably arranged on the side wall of the chain box (7) and one end of the connecting rotating shaft extends out of the chain box (7), a through hole is formed in the side wall of the connecting rotating shaft (9) extending out of the chain box (7), a blind hole is formed in one end of the manual crank (6), one end of the connecting rotating shaft (9) extending out of the chain box (7) is inserted into the blind hole of the manual crank (6), a pin shaft (10) penetrates through the space between the side wall of the blind hole of the manual crank (6) and the through hole of the connecting rotating shaft (9), and an external thread is arranged at the tail end of the pin shaft (10) and a fastening nut is.
3. A chain type manual socket wrench as claimed in claim 1, wherein said first screwing means comprises a socket head (5) fixed on the central shaft of the second gear (4), an adjusting bolt (8) is screwed on the side wall of the socket head (5), and the screw end of the adjusting bolt (8) passes through the side wall of the socket head and extends into the inside of the socket head.
4. A chain type manual socket wrench according to claim 3, wherein said adjusting bolts (8) are at least three.
5. A chain-type manual socket wrench according to claim 4, wherein three said adjusting bolts (8) are respectively provided on three mutually non-adjacent side walls of the socket head (5).
6. A chain type manual socket wrench according to claim 1, wherein said second screwing means comprises a cross-shaped protrusion fixed to the end of the central shaft of the second gear wheel (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921599060.4U CN210879408U (en) | 2019-09-25 | 2019-09-25 | Chain type manual socket wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921599060.4U CN210879408U (en) | 2019-09-25 | 2019-09-25 | Chain type manual socket wrench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210879408U true CN210879408U (en) | 2020-06-30 |
Family
ID=71312424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921599060.4U Expired - Fee Related CN210879408U (en) | 2019-09-25 | 2019-09-25 | Chain type manual socket wrench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210879408U (en) |
-
2019
- 2019-09-25 CN CN201921599060.4U patent/CN210879408U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3392608A (en) | Lug wrench with high mechanical advantage | |
| CN210879408U (en) | Chain type manual socket wrench | |
| CN206277328U (en) | A kind of synchronous dual drive screw wrenching tool | |
| CN104875156A (en) | Clockwise-anticlockwise bidirectional acting type ratchet wrench | |
| DE202014101640U1 (en) | Bicycle drive unit | |
| CN206899147U (en) | A kind of pre- clamping tool of bolt and nut | |
| CN109093548A (en) | A kind of monkey wrench | |
| CN210361087U (en) | Direction-changing socket wrench | |
| CN203426918U (en) | Spanner | |
| CN207901019U (en) | Screwdriver | |
| CN208451476U (en) | A kind of nut tightly unloads device | |
| CN203542475U (en) | Miniature planetary gear speed reduction labor saver | |
| CN106392978A (en) | Torque wrench for through-hole bolt | |
| US6458058B1 (en) | Speed reducer in a portable electric tool | |
| CN206748316U (en) | Portable stubborn bolt machine for equipment installation | |
| CN104959942A (en) | Nut dismounting and mounting tool | |
| CN217728584U (en) | Right-angle wrench convenient to use in narrow and small space | |
| CN206393529U (en) | through hole bolt torque spanner | |
| CN213004966U (en) | Mechanical socket wrench with adjustable torque force | |
| CN206200828U (en) | Quick-action spanner | |
| CN214771674U (en) | Self-adjusting ratchet structure applied to tire adjustable wrench | |
| CN2388397Y (en) | Locknut | |
| CN213106591U (en) | Electric screwdriver tightening head and electric screwdriver component | |
| CN216098734U (en) | Quick lead screw mounting rod | |
| CN108555809A (en) | Pipe inner bolt nut dismounts auxiliary rod |
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: 20200630 |