CN112518642B - Oil filter nut dismouting spanner - Google Patents
Oil filter nut dismouting spanner Download PDFInfo
- Publication number
- CN112518642B CN112518642B CN202011316737.6A CN202011316737A CN112518642B CN 112518642 B CN112518642 B CN 112518642B CN 202011316737 A CN202011316737 A CN 202011316737A CN 112518642 B CN112518642 B CN 112518642B
- Authority
- CN
- China
- Prior art keywords
- oil filter
- locking
- torsion bar
- wrench
- nut
- 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.)
- Active
Links
- 210000000078 claw Anatomy 0.000 claims abstract description 25
- 230000009286 beneficial effect Effects 0.000 claims description 3
- 239000000725 suspension Substances 0.000 claims 2
- 238000005096 rolling process Methods 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 44
- 210000001847 jaw Anatomy 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- -1 moisture Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 210000003781 tooth socket Anatomy 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
- B25B13/48—Spanners; Wrenches for special purposes
-
- 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
- B25B23/16—Handles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Clamps And Clips (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The invention discloses an oil filter nut dismounting wrench which is used for dismounting nuts, and relates to the technical field of production tools; the torque rod is connected with the arc-shaped claw, the other end of the torque rod is connected with the wrench rod, and the middle thread of the torque rod is connected with the locking thread sleeve; according to the invention, the space position of the wrench claw is extended according to the maintenance operation tool, the operation in a small space is converted into the free state of an open environment, the problem of disassembling and assembling the oil filter nut is effectively solved, the fastening force of the oil filter nut is guaranteed, a novel method is provided for disassembling and assembling the product, the nut which is positioned in the small space and has a plurality of obstacle interference positions is conveniently and rapidly disassembled, the labor intensity is greatly reduced, the assembling efficiency is improved by a plurality of times, and the assembling quality is stable and reliable.
Description
Technical Field
The invention discloses an oil filter nut dismounting wrench, which is used for dismounting nuts and relates to the technical field of production tools.
Background
The oil filter is a filtering device for filtering hydraulic oil and generally consists of a shell and a filter element; the oil filter with certain precision is arranged in the equipment, which is a necessary means for ensuring the work of a hydraulic system; the oil filter has wide application and more varieties, and the line clearance type oil filter used on large and medium-sized equipment and vehicles consists of an end cover, a filter element, a nut, a cylinder shell and the like; in the process of recycling the equipment, oil can generate more particles, moisture, gas and other impurities, and the impurities are attached to the filter element to cause the filter element to be blocked, so that the filter element needs to be cleaned and replaced frequently.
When the filter element is replaced, the oil filter nut needs to be removed, and in the maintenance process, the area where the oil filter is positioned is in the equipment, so that the space of the oil filter is narrow, and the oil filter nut is limited by interference of a plurality of barriers on a plurality of connecting oil pipes, so that the oil filter nut is removed without a user's hands, and the replacement difficulty is high; the oil filter core nut is disassembled and assembled on the equipment, the copper bar is used for knocking during maintenance and assembly, the locking force cannot be controlled, the phenomenon that the fastening nut is loosened during the operation of the equipment exists, the maintenance time is prolonged, and the labor intensity is high.
Disclosure of Invention
The invention aims at: provides an oil filter nut dismounting wrench which can quickly solve the difficult problem of dismounting the oil filter nut.
The technical scheme adopted by the invention is as follows: the utility model provides an oil filter nut dismouting spanner, includes arc jack catch, torsion bar, locking thread bush, spanner pole, torsion bar one end is connected with the arc jack catch, and the other end is connected with the spanner pole, and middle threaded connection has locking thread bush.
The working principle of the invention is as follows: the invention avoids the obstacle by utilizing the length dimension of the torsion bar, and transmits the acting force of the spanner bar to the torsion bar to enable the torsion bar to generate torsion force, namely, the thrust force applied from high is transmitted to be torsion at low, thereby conveniently disassembling or installing the oil filter nut and greatly improving the working environment; wherein: the locking thread sleeve is firstly arranged at the position of fig. 1, the spherical end of the torsion bar is held, the arc-shaped claw is clamped into the clamping groove of the oil filter nut from bottom to top, then the locking thread sleeve is screwed down, the locking thread sleeve is arranged at the position of fig. 2, the spanner rod is locked and pushed forwards or backwards, and the oil filter nut can be screwed or unscrewed, so that the aim of replacing the filter element is fulfilled.
When the oil filter nut is used, the locking thread sleeve is screwed up to be screwed on the thread at the ball end of the torsion bar so as to be positioned at the upper end position (figure 1) of the torsion bar, the spherical position of the torsion bar of the disassembling spanner is held, the arc-shaped claw is hung up from the bottom of the oil filter nut and the external clamping groove of the oil filter nut, then the locking thread sleeve is screwed out, then the locking thread sleeve is screwed down to be screwed on the upper surface (figure 2) of the oil filter nut, and the wrench rod can be used for disassembling operation.
The upper end and the lower end of the torsion bar are respectively provided with a hanging external thread and a locking external thread, the end close to the hanging external thread is provided with a spherical end, a through hole is horizontally arranged in the spherical end, the spanner bar passes through the through hole and is connected with the torsion bar, and the hanging external thread at the upper end can hang a locking thread sleeve; the locking external thread at the lower end acts as a locking oil filter nut; the cylinder at the lower end is matched with the fixing hole in the arc-shaped claw and is firmly welded; the wrench avoids the obstruction by utilizing the length dimension of the torsion bar and screws or unscrews the oil filter nut when the torsion bar is subjected to torsion.
The fixed orifices have been seted up on the arc jack catch, this fixed orifices is connected with torsion bar, and the inboard equidistance of arc jack catch is provided with jack catch tooth portion, and this jack catch tooth portion inclined plane inclination sets up to < 3 >, and arc jack catch rigidity is good, and area of contact is big, and jack catch tooth portion design is 3 inclined planes, corresponds with oil filter nut tooth's socket inclination, is favorable to making tooth contact closely, reduces the contact gap to be favorable to the arc jack catch not roll-off oil filter nut tooth's socket when receiving torsion.
The locking thread sleeve is provided with a locking internal thread and a hanging internal thread at two ends of an inner hole of the locking thread sleeve respectively, an anti-slip end is arranged on the outer wall of the end of the hanging internal thread, and a limiting convex edge is arranged at the other end of the locking thread sleeve; when the locking internal thread is screwed down to the torsion bar, the end face of the locking internal thread presses the upper surface of the oil filter nut, so that the wrench and the nut are combined into a whole, and the locking internal thread is convenient to keep stable and does not incline when the wrench bar is used.
The outside of the locking thread sleeve is provided with a knurling pattern, so that the locking thread sleeve is convenient to rotate manually.
The diameter of the fixing hole corresponds to the diameter of the end part of the torsion bar, and the fixing hole is welded with the torsion bar, so that the structure is more stable.
Plugs are arranged at two ends of the spanner rod, the plugs prevent the spanner rod from sliding out, and the spanner rod can bear larger moment through the through hole at the upper end of the torsion rod and rotate the nut.
In summary, due to the adoption of the technical scheme, the beneficial effects of the invention are as follows:
The nut can be conveniently and rapidly disassembled at the interference positions of a plurality of barriers in a narrow space, so that the labor intensity is greatly reduced, the assembly efficiency is improved by a plurality of times, and the assembly quality is stable and reliable; the wrench has low cost and reasonable technical design, improves the working environment, provides a new scheme for assembly, and has good popularization.
Drawings
The invention will now be described by way of example and with reference to the accompanying drawings in which:
FIG. 1 is a schematic diagram of an idle state structure of the present invention;
FIG. 2 is a schematic view of the use state structure of the present invention;
FIG. 3 is a schematic top view of the arcuate jaw of the present invention;
FIG. 4 is a schematic diagram of the front view of the arcuate pawl of the present invention;
FIG. 5 is a schematic view of the structure of the locking thread bush of the present invention;
FIG. 6 is a schematic view of the torsion bar of the present invention;
FIG. 7 is a schematic view of a removal nut of the present invention;
marked in the figure as: the novel oil filter comprises the following components of a 1-arc-shaped claw, a 2-torsion bar, a 3-locking threaded sleeve, a 4-spanner bar, a 5-oil filter shell, a 6-oil filter nut, a 11-fixing hole, a 12-claw tooth part, a 21-locking external thread, a 22-hanging external thread, a 23-spherical end, a 24-through hole, a 31-limiting convex edge, a 32-locking internal thread, a 33-hanging internal thread and a 34-anti-skid end.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
As shown in fig. 1-7, the oil filter nut dismounting wrench comprises an arc-shaped claw 1, a torsion bar 2, a locking thread sleeve 3 and a wrench rod 4, wherein one end of the torsion bar 2 is connected with the arc-shaped claw 1, the other end of the torsion bar is connected with the wrench rod, and the locking thread sleeve 3 is connected with middle threads.
The working principle of the invention is as follows: the invention avoids the obstacle by utilizing the length dimension of the torsion bar 2, and transmits the acting force of the spanner bar 4 to the torsion bar 2 to enable the torsion bar 2 to generate torsion, namely the pushing force applied from high is transmitted to be torsion at low, thereby conveniently disassembling or installing the oil filter nut 6, and greatly improving the working environment; wherein: the locking thread sleeve 3 is firstly arranged at the position of fig. 1, the spherical end 23 of the torsion bar 2 is held, the arc-shaped clamping jaw 1 is clamped into the clamping groove of the oil filter nut 6 from the lower to the upper direction, then the locking thread sleeve 3 is screwed down, is arranged at the position of fig. 2, is locked, and pushes the spanner bar 4 forwards or backwards, so that the oil filter nut 6 can be screwed or unscrewed, and the purpose of replacing a filter element is realized.
When the oil filter is used, the locking thread sleeve 3 is screwed up to the thread at the spherical end of the torsion bar 2 to be positioned at the upper end position (figure 1) of the torsion bar 2, the spherical position of the torque bar 2 of the disassembly wrench is held, after the arc-shaped clamping jaw 1 is hung up from the bottom of the oil filter nut 6 to the outside clamping groove, the locking thread sleeve 3 is screwed out again, and then screwed down to press the upper surface (figure 2) of the oil filter nut 6, so that the disassembly operation can be performed by using the wrench rod 4.
Example 2
On the basis of the embodiment 1, the upper and lower parts of the torsion bar 2 are respectively provided with a hanging external thread 22 and a locking external thread 21, a spherical end 23 is arranged at the end close to the hanging external thread 22, a through hole 24 is horizontally arranged in the spherical end 23, the spanner bar passes through the through hole 24 and is connected with the torsion bar 2, and the hanging external thread 22 at the upper end can hang the locking thread sleeve 3; the locking external thread 21 at the lower end acts to lock the oil filter nut 6; the cylinder at the lower end is matched with the fixing hole 11 in the arc-shaped claw 1 and is firmly welded; the wrench avoids the obstacle by using the length dimension of the torsion bar 2, and screws or unscrews the oil filter nut 6 when the torsion bar 2 is subjected to torsion.
Example 3
On the basis of embodiment 2, the arc-shaped claw 1 is provided with a fixing hole 11, the fixing hole 11 is connected with the torsion bar 2, claw tooth parts 12 are equidistantly arranged on the inner side of the arc-shaped claw 1, the inclined plane inclination of the claw tooth parts 12 is set to be 3 degrees, the rigidity of the arc-shaped claw 1 is good, the contact area is large, the claw tooth parts 12 are designed to be 3 degrees inclined planes, the inclined planes correspond to the tooth groove inclination of the oil filter nut 6, the tooth parts are in close contact, the contact gap is reduced, and the arc-shaped claw 1 does not slide out of the tooth groove of the oil filter nut 6 when being subjected to torsion.
Example 4
On the basis of the embodiment 2, two ends of an inner hole of the locking thread sleeve 3 are respectively provided with a locking internal thread 32 and a hanging internal thread 33, the outer wall of the end of the locking thread sleeve 3, which is positioned at the hanging internal thread 33, is provided with an anti-slip end 34, the other end is provided with a limiting convex edge 31, the locking internal thread 32 is matched with the locking external thread 21, the hanging internal thread 33 is matched with the hanging external thread 22, the hanging internal thread 33 is screwed with the torsion bar 2 and hung on the upper part of the torsion bar, and the locking thread sleeve 3 is prevented from being blocked when a claw hooks a nut tooth socket; the locking internal thread 32 presses the upper surface of the oil filter nut 6 when the torsion bar 2 is screwed down, so that the wrench and the nut are combined into a whole, which is convenient for maintaining stability and no inclination when the wrench bar 4 is used.
Example 5
On the basis of the embodiment 1, knurling is arranged outside the locking thread sleeve 3, so that manual rotation is facilitated.
Example 6
On the basis of embodiment 3, the diameter of the fixing hole 11 corresponds to the diameter of the end part of the torsion bar 2, and the fixing hole 11 is welded with the torsion bar 2, so that the structure is more stable.
Example 7
On the basis of embodiment 1, plugs are arranged at two ends of the wrench rod 4, the plugs prevent the wrench rod 4 from sliding out, and the wrench rod 4 can bear larger moment through the through hole 24 at the upper end of the torsion bar 2, and the nut is screwed.
The above description is only a preferred embodiment of the present invention, and the patent protection scope of the present invention is defined by the claims, and all equivalent structural changes made by the specification and the drawings of the present invention should be included in the protection scope of the present invention.
Claims (1)
1. The oil filter nut dismounting wrench comprises an arc-shaped claw (1), a torsion bar (2), a locking thread sleeve (3) and a wrench rod (4), and is characterized in that one end of the torsion bar (2) is connected with the arc-shaped claw (1), the other end of the torsion bar is connected with the wrench rod (4), and the middle thread of the torsion bar is connected with the locking thread sleeve (3);
The upper part and the lower part of the torsion bar (2) are respectively provided with a hanging external thread (22) and a locking external thread (21), the end close to the hanging external thread (22) is provided with a spherical end (23), a through hole (24) is horizontally arranged in the spherical end (23), and the wrench bar (4) passes through the through hole (24) to be connected with the torsion bar (2);
The arc-shaped claw (1) is provided with a fixing hole (11), the fixing hole (11) is connected with the torsion bar (2), claw tooth parts (12) are equidistantly arranged on the inner side of the arc-shaped claw (1), the inclined plane inclination of the claw tooth parts (12) is set to be 3 degrees, and the inclined plane inclination corresponds to the tooth groove inclination of the oil filter nut (6), so that the arc-shaped claw (1) is beneficial to tightly contact with the tooth parts, reduces contact gaps and is beneficial to preventing the arc-shaped claw (1) from sliding out of the tooth groove of the oil filter nut (6) when being subjected to torsion;
The locking thread sleeve (3) is provided with a locking internal thread (32) and a hanging internal thread (33) at two ends of an inner hole respectively, the outer wall of the end of the locking thread sleeve (3) which is positioned at the hanging internal thread (33) is provided with an anti-slip end (34), the other end of the locking thread sleeve is provided with a limiting convex edge (31), the locking internal thread (32) is matched with the locking external thread (21), and the hanging internal thread (33) is matched with the hanging external thread (22);
The outside of the locking thread sleeve (3) is provided with a rolling pattern;
the diameter of the fixing hole (11) corresponds to the diameter of the end part of the torsion bar (2), and the fixing hole (11) is welded with the torsion bar (2);
Plugs are arranged at two ends of the spanner rod (4);
When the oil filter is used, the locking thread sleeve (3) is screwed up to the suspension external thread (22) at the spherical end of the torsion bar (2) to enable the suspension external thread to be located at the upper end position of the torsion bar (2), the spherical position of the torque bar (2) of the wrench for disassembly is held, after the arc-shaped clamping jaw (1) is hung up from the bottom of the oil filter nut (6) and the external clamping groove of the oil filter nut, the locking thread sleeve (3) is screwed out and then screwed down, the end face of the locking thread sleeve is tightly pressed against the upper surface of the oil filter nut (6), so that the wrench and the nut are combined into a whole, the wrench can be conveniently kept stable when the wrench bar (4) is used, and the wrench bar (4) can be used for disassembly operation without inclination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011316737.6A CN112518642B (en) | 2020-11-23 | 2020-11-23 | Oil filter nut dismouting spanner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011316737.6A CN112518642B (en) | 2020-11-23 | 2020-11-23 | Oil filter nut dismouting spanner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112518642A CN112518642A (en) | 2021-03-19 |
| CN112518642B true CN112518642B (en) | 2024-10-18 |
Family
ID=74982205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011316737.6A Active CN112518642B (en) | 2020-11-23 | 2020-11-23 | Oil filter nut dismouting spanner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112518642B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114310790B (en) * | 2021-12-30 | 2023-09-22 | 中国航空工业集团公司金城南京机电液压工程研究中心 | Assembling and disassembling device and method for interference thread anti-loosening screw sleeve |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN214445903U (en) * | 2020-11-23 | 2021-10-22 | 江麓机电集团有限公司 | Oil filter nut dismouting spanner |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120255399A1 (en) * | 2011-04-08 | 2012-10-11 | Damian Francisco Caraballo | Angular oil filter cartridge wrench |
| CN202726791U (en) * | 2012-07-30 | 2013-02-13 | 昆山工研院新型平板显示技术中心有限公司 | Dismantling wrench of U-shaped filter |
| US9694481B2 (en) * | 2014-09-16 | 2017-07-04 | Fit-Line, Inc. | Torque limiting wrench for plastic and other fittings |
| CN206536404U (en) * | 2017-02-24 | 2017-10-03 | 四机赛瓦石油钻采设备有限公司 | A kind of union nut wrench for dismounting |
-
2020
- 2020-11-23 CN CN202011316737.6A patent/CN112518642B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN214445903U (en) * | 2020-11-23 | 2021-10-22 | 江麓机电集团有限公司 | Oil filter nut dismouting spanner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112518642A (en) | 2021-03-19 |
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