CN212919146U - Heavy-load type hexagonal wrench - Google Patents
Heavy-load type hexagonal wrench Download PDFInfo
- Publication number
- CN212919146U CN212919146U CN202021910068.0U CN202021910068U CN212919146U CN 212919146 U CN212919146 U CN 212919146U CN 202021910068 U CN202021910068 U CN 202021910068U CN 212919146 U CN212919146 U CN 212919146U
- Authority
- CN
- China
- Prior art keywords
- fixed cylinder
- guide
- block
- connecting rod
- locking mechanism
- 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
A heavy-load hexagonal wrench relates to the technical field of hardware tools, in particular to a hexagonal wrench for enhancing load. The outer cylinder body is vertically connected with the handle, the outer cylinder body is provided with a cavity with an opening at one end, the locking mechanism is arranged in the cavity of the outer cylinder body, and the locking mechanism is connected with the screwdriver head through a connecting rod; the locking mechanism comprises a fixed cylinder, a sleeve, a positioning block and a magnet block, wherein a fixed part is arranged in a long strip-shaped through hole of the fixed cylinder, a rectangular groove with an inclined groove bottom is arranged on the outer side of the positioning block, a plurality of guide blocks corresponding to the rectangular groove are arranged on the inner wall of the sleeve, an inclined plane corresponding to the groove bottom of the rectangular groove is arranged on the inner side of each guide block, and the guide blocks are arranged in the rectangular grooves of the positioning block; in the use, press handle and outer barrel downwards, can make locking mechanical system's guide block imbed in the rectangular shape constant head tank of connecting rod, when the swivelling joint pole, increase the restriction to the connecting rod, prevent that it from producing in the hexagonal blind hole of fixed cylinder and damaging, skid.
Description
Technical Field
The utility model relates to a hardware and tools technical field, especially a hexagonal spanner of reinforcing load.
Background
The hexagonal wrench is divided into an inner hexagonal wrench and an outer hexagonal wrench, and the wrenches are generally made of carbon structural steel or alloy structural steel. The existing hexagonal wrench can respectively replace the wrench with the batch head and the wrench with the batch head, and the wrench with the replaceable batch head has the following principle: the bottom of the wrench handle is provided with a hexagonal blind hole, a magnet is arranged in the hexagonal blind hole, and one end of the screwdriver bit is inserted into the hexagonal blind hole and adsorbed by the magnet.
When the hexagonal bolt is disassembled using the hexagonal wrench, if the hexagonal bolt is installed relatively tightly, the hexagonal wrench needs to be rotated using a large force. If the hexagonal wrench with the replaceable bit is used for working, the bit may slip in the hexagonal blind hole of the hexagonal wrench, so that the hexagonal wrench is damaged.
Disclosure of Invention
An object of the utility model is to provide a strong load type hexagonal spanner to the not enough of above prior art, reach through locking mechanical system locking connecting rod, prevent its mesh of skidding.
The utility model provides a heavy load type hexagonal wrench, which comprises a handle and a wrench head; the method is characterized in that: the screwdriver head locking device is characterized by further comprising an outer barrel and a locking mechanism, wherein the outer barrel is vertically connected with the handle, the outer barrel is provided with a cavity with an opening at one end, the locking mechanism is installed in the cavity of the outer barrel, and the locking mechanism is connected with the screwdriver head through a connecting rod; the locking mechanism comprises a fixed cylinder, a sleeve, a positioning block and a magnet block, the fixed cylinder is arranged in the cavity of the outer cylinder body, one end of the fixed cylinder is provided with a polygonal blind hole, the sleeve is sleeved outside the fixed cylinder, and the outer wall of the fixed cylinder is provided with a plurality of strip-shaped through holes; a positioning block is placed in the long strip-shaped through hole of the fixed cylinder, a rectangular groove with an inclined groove bottom is formed in the outer side of the positioning block, a plurality of guide blocks corresponding to the rectangular groove are arranged on the inner wall of the sleeve, an inclined plane corresponding to the groove bottom of the rectangular groove is formed in the inner side of each guide block, and each guide block is placed in the rectangular groove of the positioning block; the polygonal blind hole of the fixed cylinder is provided with a magnet block, the magnet block is connected with the top wall of the polygonal blind hole of the fixed cylinder through a compression spring, and the upper end of the sleeve is connected with the magnet block through a connecting plate; one end of the screwdriver head is fixedly connected with a connecting rod, the connecting rod is inserted into the polygonal blind hole of the fixed cylinder, the top of the connecting rod is connected with the magnet block through magnetic force, and the outer wall of the connecting rod is provided with a long-strip-shaped positioning groove corresponding to the positioning block.
The two ends of the handle are respectively and fixedly provided with a screwdriver head.
The guide grooves at the upper end and the lower end of the strip-shaped through hole of the fixed cylinder are respectively provided with a guide pin shaft at the upper part and the lower part of the guide block, the guide pin shafts are placed in the guide grooves of the fixed cylinder, and the guide pin shafts are connected with the inner end walls of the guide grooves through compression springs.
Compared with the prior art, the utility model discloses following outstanding beneficial effect has:
this device has locking mechanical system, in the use, presses handle and outer barrel downwards, can make locking mechanical system's guide block imbed in the rectangular shape constant head tank of connecting rod, and when the swivelling joint pole, the increase is to the restriction of connecting rod, prevents that it from producing the damage in the hexagon blind hole of solid fixed cylinder, skids.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of a part of the structure of the present invention.
Fig. 3 is a schematic diagram of the internal structure of the present invention.
Fig. 4 is a partially enlarged view of a portion a in fig. 3.
Detailed Description
The invention is further described with reference to the drawings and the detailed description.
As shown in fig. 1, the utility model comprises a handle 1, an outer cylinder 2, a locking mechanism and a bit 4.
The upper end of the outer cylinder body 2 is vertically and fixedly connected with the handle 1, the outer cylinder body 2 is provided with a cavity with an opening at the lower end, the locking mechanism is arranged in the cavity of the outer cylinder body 2, and the locking mechanism is connected with the screwdriver head 4 through the connecting rod 3.
As shown in fig. 2 and 3, the locking mechanism includes a fixed cylinder 5, a sleeve 9, a positioning block 8 and a magnet block 7, the fixed cylinder 5 is fixedly installed in the cavity of the outer cylinder body 2, the lower end of the fixed cylinder 5 is provided with a polygonal blind hole, the sleeve 9 is sleeved on the outer side of the fixed cylinder 5, the lower end of the fixed cylinder 5 is provided with a flange, the lower end of the sleeve 9 is placed on the flange of the fixed cylinder 5, the outer wall of the fixed cylinder 5 is provided with a plurality of strip-shaped through holes which are uniformly distributed in a circumferential shape, the number of the strip-shaped through holes is the same as the number of the sides of the.
The two ends of the handle 1 are respectively and fixedly provided with a screwdriver head 4.
A positioning block 8 is placed in the long strip-shaped through hole of the fixed cylinder 5, a rectangular groove with an inclined groove bottom is formed in the outer side of the positioning block 8, and the lower end of the groove bottom of the rectangular groove is deeper than the upper end of the groove bottom. Be equipped with a plurality of guide blocks 11 corresponding with the rectangle recess on the inner wall of sleeve 9, the inboard of guide block 11 is equipped with the inclined plane corresponding with the rectangle recess tank bottom, guide block 11 is placed in the rectangle recess of locating piece 8, the tank bottom at the rectangle recess of locating piece 8 is pasted on the inclined plane of guide block 11, when sleeve 9 upward movement, drive guide block 11 upward movement, guide block 11 drives locating piece 8 and moves to the axis direction of fixed cylinder 5 along the rectangular shape through-hole of fixed cylinder 5.
As shown in fig. 4, in an optimized scheme, guide grooves are formed in the upper end and the lower end of the elongated through hole of the fixed cylinder 5, guide pins 12 are respectively arranged on the upper side and the lower side of the guide block 11, the guide pins 12 are placed in the guide grooves of the fixed cylinder 5, so that the guide block 11 can be prevented from falling off from the elongated through hole of the fixed cylinder 5, and the guide pins 12 are connected with the inner end walls of the guide grooves through compression springs.
The magnet block 7 is arranged in the polygonal blind hole of the fixed cylinder 5, the magnet block 7 is connected with the top wall of the polygonal blind hole of the fixed cylinder 5 through a compression spring, a plurality of guide through holes are formed in the wall of the fixed cylinder 5, the upper end of the sleeve 9 is connected with the connecting plate 10, and the connecting plate 10 penetrates through the guide through holes to be connected with the magnet block 7.
In the optimized scheme, the upper end wall of the polygonal blind hole of the fixed cylinder 5 is provided with a guide hole, the upper end of the magnet block 7 is connected with the guide rod 6, and the guide rod 6 is inserted into the guide hole of the fixed cylinder 5.
One end of the screwdriver head 4 is fixedly connected with the connecting rod 3, the cross section of the connecting rod 3 is polygonal and corresponds to the polygonal blind hole of the fixed cylinder 5, the connecting rod 3 is inserted into the polygonal blind hole of the fixed cylinder 5, the connecting rod 3 is made of chrome-vanadium alloy steel, the top of the connecting rod is connected with the magnet block 7 through magnetic force, each surface of the outer wall of the connecting rod 3 is provided with a strip-shaped positioning groove, and the strip-shaped positioning grooves correspond to the positions of the guide blocks 11.
In this embodiment, the polygonal blind hole at the lower end of the fixed cylinder 5 is a hexagonal blind hole, and the connecting rod 3 is a hexagonal prism.
The operation flow is as follows: when the device is needed to be used for disassembling the bolt, the screwdriver bit 4 is inserted into an inner hexagonal hole of the bolt, the handle 1 is pressed downwards, the handle 1 drives the outer shell to move downwards, the outer cylinder body 2 drives the fixed cylinder 5 to move downwards, the fixed cylinder 5 moves downwards, the connecting rod 3 props against the magnet block 7, the magnet block 7 moves upwards relative to the fixed cylinder 5, the compression spring is compressed, the magnet block 7 drives the sleeve 9 to move in the moving process, the sleeve 9 moves upwards relative to the fixed cylinder 5, the guide block 11 on the inner wall of the sleeve 9 moves upwards, the guide block 11 drives the positioning block 8 to move along the elongated through hole of the fixed cylinder 5 to the axial direction of the fixed cylinder 5, the guide block 11 is embedded into the elongated positioning hole of the connecting rod 3, so that the limitation on the connecting rod 3 is increased when the connecting rod 3 is rotated, and the damage of the connecting rod 3 in the hexagonal blind hole of the fixed cylinder 5 is prevented, slipping. After the handle 1 is loosened, the outer shell, the fixed cylinder 5, the sleeve 9, the magnet block 7 and the guide block 11 are respectively reset under the action of the compression spring, and the connecting rod 3 and the screwdriver bit 4 are pulled out, so that the screwdriver bits 4 with different specifications can be replaced.
It should be noted that while the invention has been described in detail with respect to specific embodiments thereof, it will be apparent to those skilled in the art that various obvious changes can be made therein without departing from the spirit and scope of the invention.
Claims (3)
1. A heavy load type hexagonal wrench comprises a handle (1) and a screwdriver bit (4); the method is characterized in that: the screwdriver head locking device is characterized by further comprising an outer barrel (2) and a locking mechanism, wherein the outer barrel (2) is vertically connected with the handle (1), the outer barrel (2) is provided with a cavity with an opening at one end, the locking mechanism is installed in the cavity of the outer barrel (2), and the locking mechanism is connected with the screwdriver head (4) through a connecting rod (3); the locking mechanism comprises a fixed cylinder (5), a sleeve (9), a positioning block (8) and a magnet block (7), the fixed cylinder (5) is installed in a cavity of the outer cylinder body (2), one end of the fixed cylinder (5) is provided with a polygonal blind hole, the sleeve (9) is sleeved on the outer side of the fixed cylinder, and the outer wall of the fixed cylinder (5) is provided with a plurality of strip-shaped through holes; a positioning block (8) is placed in the long strip-shaped through hole of the fixed cylinder (5), a rectangular groove with an inclined groove bottom is formed in the outer side of the positioning block (8), a plurality of guide blocks (11) corresponding to the rectangular groove are arranged on the inner wall of the sleeve (9), an inclined plane corresponding to the groove bottom of the rectangular groove is formed in the inner side of each guide block (11), and each guide block (11) is placed in the rectangular groove of the positioning block (8); a magnet block (7) is arranged in the polygonal blind hole of the fixed cylinder (5), the magnet block (7) is connected with the top wall of the polygonal blind hole of the fixed cylinder (5) through a compression spring, and the upper end of the sleeve (9) is connected with the magnet block (7) through a connecting plate (10); one end of the screwdriver head (4) is connected with the connecting rod (3), the connecting rod (3) is inserted into the polygonal blind hole of the fixed cylinder (5), the top of the screwdriver head is connected with the magnet block (7) through magnetic force, and the outer wall of the connecting rod (3) is provided with a long strip-shaped positioning groove corresponding to the positioning block (8).
2. A heavy duty hexagonal wrench as claimed in claim 1, wherein: the two ends of the handle (1) are respectively and fixedly provided with a screwdriver head (4).
3. A heavy duty hexagonal wrench as claimed in claim 1, wherein: the guide grooves at the upper end and the lower end of the strip-shaped through hole of the fixed cylinder (5), the guide block (11) is respectively provided with a guide pin shaft (12) at the upper end and the lower end, the guide pin shaft (12) is placed in the guide groove of the fixed cylinder (5), and the guide pin shaft (12) is connected with the inner end wall of the guide groove through a compression spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021910068.0U CN212919146U (en) | 2020-09-04 | 2020-09-04 | Heavy-load type hexagonal wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021910068.0U CN212919146U (en) | 2020-09-04 | 2020-09-04 | Heavy-load type hexagonal wrench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212919146U true CN212919146U (en) | 2021-04-09 |
Family
ID=75305078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021910068.0U Expired - Fee Related CN212919146U (en) | 2020-09-04 | 2020-09-04 | Heavy-load type hexagonal wrench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212919146U (en) |
-
2020
- 2020-09-04 CN CN202021910068.0U patent/CN212919146U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105922177A (en) | Sleeve type adaptive wrench | |
| CN212919146U (en) | Heavy-load type hexagonal wrench | |
| CN201132296Y (en) | Strong adjustable spanner | |
| CN109236829B (en) | Fastening bolt | |
| CN106394116A (en) | Tyre replacing tool | |
| CN201367869Y (en) | Hydraulic sucker rod centralizer installing and disassembling tool | |
| CN211867650U (en) | Disassembling tool | |
| CN201214226Y (en) | Tool special for demounting umbrella shape gear of gilling machine coiler | |
| CN214393983U (en) | Maintenance tool wrench for coal conveying maintenance of power plant | |
| CN220534067U (en) | Open ratchet spanner | |
| CN205572347U (en) | Auto repair is with dismantling mounting tool | |
| CN213673898U (en) | Special tool for dismounting and mounting steering knuckle of transport vehicle | |
| CN209755082U (en) | Outer hexagon bolt assembly and disassembly tools | |
| CN215487185U (en) | Pin shaft assembly | |
| CN218428031U (en) | But quick assembly disassembly's box spanner | |
| CN216000363U (en) | Extracting tool of embedded bearing frame | |
| CN220162314U (en) | Socket wrench convenient for replacing socket | |
| CN204036335U (en) | Crank pin for pumping unit extracting tool | |
| CN215210249U (en) | Sleeve device and vibration isolation sleeve | |
| CN219854388U (en) | Dismounting device for tire bolts | |
| CN215470902U (en) | High-pressure water descaling liquid inlet and outlet valve dismounting tool | |
| CN220516654U (en) | Special-shaped torque wrench | |
| CN217753361U (en) | Truck hub outer ring forging | |
| CN1733431B (en) | Automobile steel plate liner disassembly and assembly device | |
| CN219854384U (en) | Interference fit high lock bolt mounting tool in narrow space |
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: 20210409 Termination date: 20210904 |