CN114055376B - Digital display torsion sleeve for foundation bolt fastening spanner - Google Patents
Digital display torsion sleeve for foundation bolt fastening spanner Download PDFInfo
- Publication number
- CN114055376B CN114055376B CN202111396042.8A CN202111396042A CN114055376B CN 114055376 B CN114055376 B CN 114055376B CN 202111396042 A CN202111396042 A CN 202111396042A CN 114055376 B CN114055376 B CN 114055376B
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- China
- Prior art keywords
- digital display
- sleeve
- movable
- fixedly connected
- outside
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- 238000000926 separation method Methods 0.000 claims description 2
- 125000006850 spacer group Chemical group 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 6
- 230000009471 action Effects 0.000 description 4
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B13/00—Spanners; Wrenches
- B25B13/02—Spanners; Wrenches with rigid jaws
- B25B13/06—Spanners; Wrenches with rigid jaws of socket type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/14—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/14—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers
- B25B23/142—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for hand operated wrenches or screwdrivers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/14—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers
- B25B23/142—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for hand operated wrenches or screwdrivers
- B25B23/1422—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for hand operated wrenches or screwdrivers torque indicators or adjustable torque limiters
Abstract
The invention relates to the technical field of digital display torque wrenches, and discloses a digital display torque sleeve for an anchor bolt fastening wrench, which comprises a digital display torque wrench body, wherein clamping heads are inserted into a connector of the digital display torque wrench body, movable grooves are formed in the left side and the right side of the clamping heads, fixed springs are fixedly arranged on the inner sides of the two movable grooves, fixed heads positioned in the movable grooves are fixedly arranged at one ends of the two fixed springs, which are far away from the clamping heads, of the two movable grooves, a sleeve is fixedly connected to the bottom of the clamping heads, two digital display torque sleeves for the anchor bolt fastening wrench are fixedly connected to the left side wall and the right side wall of the sleeve, the positions of locking caps are adjusted by pushing the linkage rods through rotating rings, the adjustment can be performed according to the shapes of different anchor screws, and a protection pad can be attached to the outer part of the anchor bolts to increase tightness, and a support column body is used for moving and limiting the linkage rods, so that the stability of the linkage rods in the moving process can be ensured.
Description
Technical Field
The invention relates to the technical field of digital display torque wrenches, in particular to a digital display torque socket for an anchor bolt fastening wrench.
Background
The digital display torque wrench is a torque wrench with digital display, which is different from a general torque wrench, has a powerful operation function, a high-precision torque sensor sensitively and effectively converts applied torque into an electric signal, a display instrument performs intelligent processing, an LCD display screen accurately displays a torque value according to a preset working mode, but the current digital display torque wrench is provided with a plurality of torque sleeves, and the torque wrench needs to be replaced when rotating foundation bolts of different types, so that the operation steps are increased, and the working time is prolonged.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the digital display torsion sleeve for the anchor bolt fastening wrench, which has the advantages that a single sleeve can be adapted to a plurality of anchor bolts of different types, and solves the problems that the existing digital display torsion wrench is provided with a plurality of torsion sleeves, the anchor bolts of different types need to be replaced when rotating, the operation steps are increased, and the working time is prolonged.
In order to achieve the purpose that the single sleeve can be adapted to a plurality of foundation bolts of different types, the invention provides the following technical scheme:
the utility model provides an rag bolt fastening spanner is with digital display torsion sleeve, includes the digital display torsion spanner body, the inside grafting of digital display torsion spanner body connector has the dop, the movable slot has all been seted up to the left and right sides of dop, two the inboard of movable slot is equal fixed mounting has fixed spring, two fixed spring keeps away from the inside fixed head of fixed mounting that is located the movable slot of one end fixed mounting of dop, the bottom fixedly connected with sleeve of dop, the equal fixedly connected with of telescopic left side wall and right side wall two gag lever posts, four the outside of gag lever post has all cup jointed the movable sleeve, left side two the right side and the right side of movable sleeve two the left side of movable sleeve respectively with two connecting plates fixed connection, two the equal fixedly connected with threaded rod of one side of connecting plate opposite, two the outside threaded connection of one side opposite the threaded rod has locking cap, two equal fixedly connected with protection pad of one side opposite the locking cap, the middle part of telescopic left side wall and right side is equal fixedly connected with support cylinder, the inside swing joint of support cylinder has two gag lever posts, the annular slide rail is located the outside of the fixed connection of the annular slide guide plate, the annular slide block is located the fixed connection of the outside of the fixed connection of the annular slide block, the fixed connection of the outside of the fixed connection of the annular slide block, the fixed connection of the annular slide block is located the outside of the fixed connection of the inner side of the annular slide block, and the fixed connection of the side of the inner side of the annular slide block, the external thread of the end of the fixed rod far away from the locating plate is connected with a fixed knob.
Further, the bottom of digital display torque wrench body connector has been seted up the slot, and the slot is rectangular groove, and rectangular groove and dop grafting, draw-in groove has all been seted up to rectangular groove's left side wall and right side wall, draw-in groove and fixed head joint.
Further, the chuck is rectangular, and the movable sleeve, the connecting plate, the threaded rod and the outer sliding sleeve are integrated.
Further, the bottom of the sleeve is provided with an opening, and the left side and the right side of the sleeve are provided with movable openings which are in sliding connection with the linkage rod.
Further, the linkage rod comprisesMovable rod and movable plateThe outside fixedly connected with that movable rod is close to connecting plate one end is located the inside fly leaf of support cylinder, and the fly leaf is the plectane, and the diameter of fly leaf is greater than the diameter of movable rod.
Further, the number of the annular sliding rails is two, and the two annular sliding rails are vertically distributed at the top and the bottom of the linkage rod.
Further, the guard plate is annular, an annular limiting groove is formed in the bottom of the guard plate, and arc-shaped openings are formed in the front face and the back face of the guard plate.
Further, the dead lever is located the inside of arc opening, and the length of dead lever is greater than the thickness of backplate.
Compared with the prior art, the invention provides the digital display torsion sleeve for the foundation bolt fastening spanner, which has the following beneficial effects:
1. this rag bolt fastening spanner is with digital display torsion sleeve promotes the position of interlock pole and thereby adjusts the locking cap through rotatory swivel ring, can adjust according to the appearance of different rag screws, and the protection pad can laminate in rag bolt's outside moreover, increases compactedness, and utilizes locating plate, dead lever, backplate and fixed knob's cooperation can make the arbitrary angle rotation of swivel ring all can be fixed.
2. This rag bolt fastening spanner is with digital display torsion sleeve, support the cylinder and carry out spacingly to the removal of trace, can guarantee the stability of trace in the removal in-process, the digital display torsion spanner body can make the connecting plate return fast after finishing using moreover, and the outside of outer sliding sleeve at support the cylinder removes with the outside of movable sleeve at the gag lever post removes moreover, can make the connecting plate remove more steadily.
Drawings
Fig. 1 is a schematic view of a digital torque socket for an anchor bolt-tightening wrench according to the present invention.
Fig. 2 is a schematic view of a partial enlarged structure of a portion a in fig. 1.
Fig. 3 is a schematic structural view of a baffle of a digital torque sleeve for an anchor bolt tightening wrench.
FIG. 4 is a schematic diagram of a digital torque sleeve linkage rod for an anchor bolt-tightening wrench.
In the figure: 1-digital display torque wrench body, 2-chuck, 3-fixed spring, 4-fixed head, 5-sleeve, 6-limit rod, 7-movable sleeve, 8-connecting plate, 9-threaded rod, 10-locking cap and 11-Pad, 12-supporting column, 13-linkage rod,131-a movable rod, 132-movable plate,14-reset spring, 15-outer sliding sleeve, 16-annular sliding rail, 17-arc-shaped sliding block, 18-rotary ring, 19-baffle, 20-locating plate, 21-fixed rod, 22-guard plate and 23-fixed knob.
Detailed Description
The following description of the preferred embodiments of the present invention is provided in connection with the accompanying drawings, and it is to be understood that the invention is not limited thereto.
The drawings are simplified schematic views, and only the basic structure of the present invention is schematically described, so that only the constitution related to the present invention is shown.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1-3, a digital display torque sleeve for an anchor bolt fastening wrench comprises a digital display torque wrench body 1, a slot is formed in the bottom of a connector of the digital display torque wrench body 1, the slot is a rectangular slot, the rectangular slot is spliced with a clamping head 2, clamping slots are formed in the left side wall and the right side wall of the square slot, the clamping slots are spliced with a fixing head 4, the clamping head 2 is spliced in the digital display torque wrench body 1, the clamping head 2 is a rectangular block, movable slots are formed in the left side and the right side of the clamping head 2, fixing springs 3 are fixedly mounted on the inner sides of the two movable slots, one ends of the two fixing springs 3, far from the clamping head 2, are fixedly mounted with the fixing heads 4 positioned in the movable slots, a sleeve 5 is fixedly connected to the bottom of the clamping head 2, the bottom of the sleeve 5 is an opening, movable openings are formed in the left side and the right side of the sleeve 5, the movable openings are slidably connected with a linkage rod 13, the left side wall and the right side wall of the sleeve 5 are fixedly connected with two limiting rods 6, the outsides of the four limiting rods 6 are sleeved with movable sleeves 7, the movable sleeves 7, connecting plates 8, threaded rods 9 and an outer sliding sleeve 15 are integrated, the left sides of the right side of the two movable sleeves 7 and the left side of the right side of the two movable sleeves 7 are fixedly connected with the two connecting plates 8 respectively, the threaded rods 9 are fixedly connected with one sides opposite to the two connecting plates 8, the locking caps 10 are connected with the outside threads on one sides opposite to the two threaded rods 9, the protection pads 11 are fixedly connected with one sides opposite to the two locking caps 10, the middle parts of the left side wall and the right side of the sleeve 5 are fixedly connected with supporting columns 12, the inside of the supporting columns 12 are movably connected with connecting rods 13, the connecting rods 13 comprise movable rods and movable plates, the outside of one ends of the movable rods close to the connecting plates 8 is fixedly connected with the movable plates positioned inside the supporting columns 12, the fly leaf is the plectane, and the diameter of fly leaf is greater than the diameter of movable rod, the outside of trace 13 and the inboard of supporting cylinder 12 respectively with reset spring 14's both ends fixed connection, connecting plate 8 is close to one side fixedly connected with that trace 13 is located the outer sliding sleeve 15 in supporting cylinder 12 outside, the middle part fixedly connected with annular slide rail 16 in sleeve 5 outside, the quantity of annular slide rail 16 is two, and two annular slide rail 16 distributes from top to bottom at trace 13, the outside sliding connection of annular slide rail 16 has arc slider 17, the outside fixedly connected with swivel 18 of arc slider 17, the inboard fixedly connected with symmetrical two separation blades 19 of swivel 18, swivel 18's top fixedly connected with locating plate 20, locating plate 20's outside fixedly connected with dead lever 21, dead lever 21 is located the inside of arc opening, the length of dead lever 21 is greater than the thickness of backplate 22, the outside fixedly connected with backplate 22 that is located locating plate 20 outside of sleeve 5, backplate 22 is annular spacing groove has been seted up to the bottom of just two annular slide rail 16, the front and the back of backplate 22 has all seted up the arc opening, locating plate 21 keeps away from outside of locating plate 20 has the outside and has the fixed knob 23 of location plate 23, thereby multiple screw thread of adapting to the purpose can not reach.
Preferably, the slot is provided at the bottom of the connector of the digital display torque wrench body 1, the slot is a rectangular slot, the rectangular slot is spliced with the chuck 2, the left side wall and the right side wall of the rectangular slot are provided with clamping slots, and the clamping slots are in clamping connection with the fixing head 4.
Preferably, the chuck 2 is a rectangular block, and the movable sleeve 7, the connecting plate 8, the threaded rod 9 and the outer sliding sleeve 15 are integrated.
Preferably, the bottom of the sleeve 5 is an opening, and both the left and right sides of the sleeve 5 are provided with movable openings, and the movable openings are in sliding connection with the linkage rod 13.
Preferably, the linkage rod 13 includes a movable rod 131 and a movable plate 132, the movable plate 132 located inside the supporting column 12 is fixedly connected to the outside of the end of the movable rod 131 near the connecting plate 8, the movable plate 132 is a circular plate, and the diameter of the movable plate 132 is larger than that of the movable rod 131.
Preferably, the number of the annular sliding rails 16 is two, and the two annular sliding rails 16 are vertically distributed at the top and bottom of the linkage rod 13.
Preferably, the guard plate 22 is annular, an annular limiting groove is formed in the bottom of the guard plate 22, and arc-shaped openings are formed in the front surface and the back surface of the guard plate.
Preferably, the fixing rod 21 is located inside the arc opening, and the length of the fixing rod 21 is greater than the thickness of the guard plate 22.
When the digital display torque wrench is used, firstly, the clamping head 2 is inserted into the connector of the digital display torque wrench body 1, the fixing head 4 is clamped into the connector by utilizing the action of the fixing spring 3, the clamping head 2 and the connector of the digital display torque wrench body 1 are enabled, then the rotary ring 18 is rotated, the blocking piece 19 on the inner side of the rotary ring 18 pushes the linkage rod 13, the reset spring 14 is extruded in the moving process of the linkage rod 13, the connecting plate 8 is enabled to move in the sleeve 5, the two connecting plates 8 are close to the protection pad 11 to clamp the foundation bolt at the same time, then the fixing of the rotary ring 18 is carried out by utilizing the threaded connection of the fixing rod 21 and the fixing knob 23, the movement of the connecting plate 8 is limited by utilizing the supporting column 12 and the limiting rod 6, the inclination of the connecting plate 8 in the moving process is prevented, and the stability is increased, so that the problems that when the conventional digital display torque wrench is provided with a plurality of torque sleeves and different types of foundation bolts are required to be replaced, the operating steps are increased, and the working time is prolonged are solved.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides an rag bolt fastening is digital display torsion socket for spanner, includes digital display torsion spanner body (1), its characterized in that: the inside grafting of digital display torque wrench body (1) connector has chuck (2), movable groove has all been seted up to the left and right sides of chuck (2), two the inboard of movable groove all fixed mounting has fixed spring (3), two fixed spring (3) keep away from the one end fixed mounting that chuck (2) has fixed head (4) that are located movable groove inside, the bottom fixedly connected with sleeve (5) of chuck (2), the left side wall and the right side wall of sleeve (5) are two gag lever posts (6) all fixedly connected with, four the outside of gag lever post (6) has all cup jointed movable sleeve (7), left side two the right side and the right side of movable sleeve (7) are two the left side of movable sleeve (7) respectively with two connecting plates (8) fixed connection, two the equal fixedly connected with threaded rod (9) of one side opposite to connecting plate (8), two the outside threaded connection that one side opposite to threaded rod (9) has locking cap (10), two the one side opposite to locking cap (10) is connected with two spacer (11) respectively, the middle part (12) of inner support cylinder (12) are connected with one side of each other, the outside of trace (13) and the inboard of supporting cylinder (12) are respectively with reset spring's (14) both ends fixed connection, one side fixedly connected with that connecting plate (8) are close to trace (13) is located outer sliding sleeve (15) in supporting cylinder (12) outside, middle part fixedly connected with annular slide rail (16) in sleeve (5) outside, the outside sliding connection of annular slide rail (16) has arc slider (17), the outside fixedly connected with swivel (18) of arc slider (17), two separation blades (19) of inboard fixedly connected with symmetry of swivel (18), the top fixedly connected with locating plate (20) of swivel (18), the outside fixedly connected with dead lever (21) of locating plate (20), the outside fixedly connected with backplate (22) that are located locating plate (20) outside of sleeve (5), the outside threaded connection that locating plate (20) one end was kept away from to dead lever (21) has fixed knob (23).
2. The digital display torque socket for an anchor bolt-fastening wrench of claim 1, wherein: the bottom of digital display torque wrench body (1) connector has been seted up the slot, and the slot is rectangular groove, and rectangular groove and dop (2) are pegged graft, and the draw-in groove has all been seted up to rectangular groove's left side wall and right side wall, draw-in groove and fixed head (4) joint.
3. The digital display torque socket for an anchor bolt-fastening wrench of claim 1, wherein: the chuck (2) is a rectangular block, and the movable sleeve (7), the connecting plate (8), the threaded rod (9) and the outer sliding sleeve (15) are integrated.
4. The digital display torque socket for an anchor bolt-fastening wrench of claim 1, wherein: the bottom of the sleeve (5) is provided with an opening, and the left side and the right side of the sleeve (5) are provided with movable openings which are in sliding connection with the linkage rod (13).
5. The digital display torque socket for an anchor bolt-fastening wrench of claim 1, wherein: the linkage rod (13) comprises a movable rod (131) and a movable plate (132), the movable plate (132) positioned inside the supporting column body (12) is fixedly connected to the outside of one end of the movable rod (131) close to the connecting plate (8), the movable plate (132) is a circular plate, and the diameter of the movable plate (132) is larger than that of the movable rod (131).
6. The digital display torque socket for an anchor bolt-fastening wrench of claim 1, wherein: the number of the annular sliding rails (16) is two, and the two annular sliding rails (16) are vertically distributed at the top and the bottom of the linkage rod (13).
7. The digital display torque socket for an anchor bolt-fastening wrench of claim 1, wherein: the guard plate (22) is annular, an annular limiting groove is formed in the bottom of the guard plate (22), and arc-shaped openings are formed in the front face and the back face of the guard plate (22).
8. The digital display torque socket for an anchor bolt-fastening wrench of claim 1, wherein: the fixing rod (21) is positioned in the arc-shaped opening, and the length of the fixing rod (21) is greater than the thickness of the guard plate (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111396042.8A CN114055376B (en) | 2021-11-23 | 2021-11-23 | Digital display torsion sleeve for foundation bolt fastening spanner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111396042.8A CN114055376B (en) | 2021-11-23 | 2021-11-23 | Digital display torsion sleeve for foundation bolt fastening spanner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114055376A CN114055376A (en) | 2022-02-18 |
| CN114055376B true CN114055376B (en) | 2023-10-31 |
Family
ID=80275539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111396042.8A Active CN114055376B (en) | 2021-11-23 | 2021-11-23 | Digital display torsion sleeve for foundation bolt fastening spanner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114055376B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB819855A (en) * | 1957-02-05 | 1959-09-09 | Bahco Ab | Improvements in or relating to torque wrenches |
| CN108172442A (en) * | 2017-12-29 | 2018-06-15 | 宁波速普电子有限公司 | A kind of electrical control rotary switch |
| CN208930110U (en) * | 2018-09-07 | 2019-06-04 | 杭州和通工具有限公司 | A kind of big torque-force ratchet spanner |
| CN110774205A (en) * | 2019-10-07 | 2020-02-11 | 江苏擎邦机械有限公司 | Ball socket wrench |
| CN211491262U (en) * | 2019-10-21 | 2020-09-15 | 南通迈克邦威五金有限公司 | Torsion type wrench for steel structure installation |
| CN212683767U (en) * | 2020-06-21 | 2021-03-12 | 江阴黎航科技发展有限公司 | Prevent digital display torque wrench that falls |
| CN213165119U (en) * | 2020-08-31 | 2021-05-11 | 成都蓉创新悦电器有限公司 | Electric wrench socket convenient to adjust length |
| CN213562252U (en) * | 2020-11-11 | 2021-06-29 | 宁波市永硕精密机械有限公司 | Sleeve convenient to high-speed joint |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6626018B2 (en) * | 2001-01-29 | 2003-09-30 | Sargent Manufacturing Company | High strength lever handle lock mechanism |
-
2021
- 2021-11-23 CN CN202111396042.8A patent/CN114055376B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB819855A (en) * | 1957-02-05 | 1959-09-09 | Bahco Ab | Improvements in or relating to torque wrenches |
| CN108172442A (en) * | 2017-12-29 | 2018-06-15 | 宁波速普电子有限公司 | A kind of electrical control rotary switch |
| CN208930110U (en) * | 2018-09-07 | 2019-06-04 | 杭州和通工具有限公司 | A kind of big torque-force ratchet spanner |
| CN110774205A (en) * | 2019-10-07 | 2020-02-11 | 江苏擎邦机械有限公司 | Ball socket wrench |
| CN211491262U (en) * | 2019-10-21 | 2020-09-15 | 南通迈克邦威五金有限公司 | Torsion type wrench for steel structure installation |
| CN212683767U (en) * | 2020-06-21 | 2021-03-12 | 江阴黎航科技发展有限公司 | Prevent digital display torque wrench that falls |
| CN213165119U (en) * | 2020-08-31 | 2021-05-11 | 成都蓉创新悦电器有限公司 | Electric wrench socket convenient to adjust length |
| CN213562252U (en) * | 2020-11-11 | 2021-06-29 | 宁波市永硕精密机械有限公司 | Sleeve convenient to high-speed joint |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114055376A (en) | 2022-02-18 |
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