CN209812163U - Threaded fastener dismounting device - Google Patents
Threaded fastener dismounting device Download PDFInfo
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- CN209812163U CN209812163U CN201920447888.1U CN201920447888U CN209812163U CN 209812163 U CN209812163 U CN 209812163U CN 201920447888 U CN201920447888 U CN 201920447888U CN 209812163 U CN209812163 U CN 209812163U
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Abstract
The utility model provides a threaded fastener dismounting device, which comprises a sleeve, an operating rod and an adjusting and fastening mechanism; the sleeve is provided with a connecting lug and a cavity for nesting the threaded fastener; one end of the operating rod is hinged with the connecting lug, and the hinged end is provided with a first notch communicated with the hinged point; the adjusting and fastening mechanism is connected to the hinged end of the operating rod and penetrates through the first notch. The utility model provides a threaded fastener dismouting device, adjust the degree of opening and shutting that fastening device is used for adjusting first breach, the degree grow that opens and shuts of first breach, the swing position of adjustable action bars makes the afterbody of action bars can break away from assembly threaded fastener's narrow and small space, the degree of opening and shutting of first breach diminishes to fixed action bars is for telescopic position, is convenient for continuously apply the turning force to the afterbody of action bars, thereby accomplishes threaded fastener's dismouting work fast. Has the characteristics of simple structure, convenient operation and high disassembly and assembly work efficiency.
Description
Technical Field
The utility model belongs to the technical field of assembly and disassembly tools, more specifically say, relate to a threaded fastener dismouting device.
Background
In actual life production, many structures need to be connected by threaded fasteners. At present, the disassembly and assembly work of the threaded fastener is mainly completed by using a pipe wrench, a spanner or a sleeve, and in the process of assembly or maintenance, if the space for operation is narrow, the pipe wrench can not be normally used for disassembly and assembly, and only the manual wrench or the sleeve can be used for screwing or loosening a little by little, so that the operation is inconvenient, a large amount of labor time is wasted, and the work efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a threaded fastener dismouting device aims at solving the technical problem that can't quick assembly disassembly threaded fastener in the narrow and small space that exists among the prior art.
In order to achieve the above object, the utility model adopts the following technical scheme: provided is a threaded fastener attaching and detaching device including:
the sleeve is provided with a connecting lug and a cavity for nesting the threaded fastener;
one end of the operating rod is hinged with the connecting lug, and a first notch communicated with the hinged point is formed in the hinged end;
and the adjusting and fastening mechanism is connected to the hinged end of the operating rod and penetrates through the first notch, and is used for adjusting the opening and closing degree of the first notch.
Furthermore, a first threaded hole communicated with the first notch is formed in the hinged end of the operating rod; the adjusting and fastening mechanism is a first adjusting screw which penetrates through the first threaded hole.
Furthermore, the hinged end of the operating rod is provided with a first through hole communicated with the first notch, and a first hinged shaft used for connecting the operating rod and the connecting lug is arranged in the first through hole.
Furthermore, a first round hole corresponding to the first through hole is formed in the connecting lug; the first hinge shaft penetrates through the first through hole and the first round hole.
Further, the operation lever includes:
the head end of the first connecting rod is hinged with the connecting lug;
the end part of the second connecting rod of the head section is hinged with the tail end of the first connecting rod, and two adjacent sections of the second connecting rods are hinged;
and the rotating handle is connected with the tail section and the second connecting rod.
Furthermore, two connecting lugs are symmetrically arranged; the cross section of the first connecting rod is of a Y-shaped structure, and the two ends of the head of the first connecting rod are respectively provided with the first notch and the first threaded hole; the first hinge shaft is arranged in each first through hole; each first threaded hole is internally provided with the first tightening screw.
Furthermore, the tail end of the first connecting rod is connected with the head end of the second connecting rod at the head section, and the two adjacent sections of the second connecting rods are connected through second hinge shafts respectively.
Furthermore, grooves are respectively arranged at the tail end of the first connecting rod and the tail end of each section of the second connecting rod, and bosses which are in clamping fit with the grooves are respectively arranged at the head end of each section of the second connecting rod; two ends of the second hinge shaft respectively penetrate through the bosses and are positioned in the groove walls of the grooves; the boss is rotatable about the second hinge axis.
Furthermore, two side walls of the groove are respectively provided with a second through hole, and the boss is provided with a second round hole corresponding to the second through hole; two ends of the second hinge shaft respectively penetrate through the second round holes and are positioned in the second through holes;
the groove walls on the two sides of the groove of the first connecting rod are also provided with a second notch which is positioned on one side of the second through hole and is communicated with the second through hole, and second threaded holes which are positioned on the two sides of the second notch; a second tightening screw used for adjusting the opening and closing degree of the second notch is arranged in the second threaded hole;
and two ends of the rotating handle respectively penetrate through the groove of the tail section and the second through hole.
Furthermore, guide rails are arranged on the connecting lugs, and the arrangement direction of the guide rails is parallel to the axial direction of the sleeve;
a limiting block used for limiting the swing angle of the operating rod is sleeved on the connecting lug; the limiting block is provided with an inner cavity for the connecting lug and the operating rod to pass through; the cavity wall of the inner cavity is in sliding connection with the guide rail.
The utility model provides a threaded fastener dismouting device's beneficial effect lies in: compared with the prior art, the utility model discloses threaded fastener dismouting device, the sleeve is used for nestification on threaded fastener, adjust the degree of opening and shutting that fastening device is used for adjusting first breach, fastening device is adjusted in the relaxation, make the degree of opening and shutting grow of first breach, with the swing position of adjusting the action bars, and then the afterbody that makes the action bars can break away from assembly threaded fastener's narrow and small space, fastening adjustment fastening device, the degree of opening and shutting that makes first breach diminishes, for telescopic position with fixed action bars, and then be convenient for continuously apply the turning force to the afterbody of action bars, it can make threaded fastener screw up or loosen to rotate the sleeve, thereby accomplish the dismouting work to threaded fastener fast. The utility model provides a threaded fastener dismouting device has simple structure, be convenient for operation, characteristics that dismouting work efficiency is high.
Drawings
Fig. 1 is a schematic view showing a first usage state of a threaded fastener dismounting device according to an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
fig. 3 is a schematic view showing a second usage state of the threaded fastener dismounting device according to the embodiment of the present invention;
fig. 4 is a third schematic view of a use state of the threaded fastener dismounting device according to the embodiment of the present invention.
In the figure: 10. a sleeve; 20. connecting lugs; 21. a guide rail; 22. a first circular hole; 30. an operating lever; 31. a first link; 311. a first through hole; 312. a first notch; 313. a first threaded hole; 314. a second through hole; 315. a second notch; 316. a second threaded hole; 32. a second link; 321. a boss; 33. rotating the handle; 34. a first hinge shaft; 35. a groove; 36. a second hinge shaft; 37. a first tightening screw; 40. and a limiting block.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to 4, the device for mounting and dismounting a threaded fastener according to the present invention will now be described. The threaded fastener dismounting device comprises a sleeve 10, an operating rod 30 and an adjusting and fastening mechanism.
The sleeve 10 has a cavity for nesting over a threaded fastener, and the sleeve 10 is also provided with engaging lugs 20. The head end of the operating rod 30 is hinged to the connecting lug 20, the hinged end is provided with a first notch 312 communicated with the hinged point, the tail end of the operating rod 30 is a stressed end (the head end and the tail end are defined by the directions shown in fig. 1), a torque is applied to the operating rod 30, the operating rod 30 can be rotated to drive the connecting lug 20 and the sleeve 10 to rotate, and in addition, the operating rod 30 can also swing around the hinged point along the radial direction of the sleeve 10. The adjusting and fastening mechanism is connected to the hinged end of the operating rod 30 and passes through the first notch 312 for adjusting the opening and closing degree of the first notch 312.
The utility model provides a threaded fastener dismouting device's use as follows:
first, the adjusting fastening mechanism is loosened to increase the degree of opening and closing of the first notch 312, the position of the operating lever 30 relative to the sleeve 10 is adjustable, then the operating lever 30 is swung according to the fixed position of the threaded fastener, so that the tail portion of the operating lever 30 is separated from the narrow space where the threaded fastener is assembled (for example, if the distance between the threaded fastener and the member located above the threaded fastener is short, the operating lever 30 can be swung to the outer peripheral side of the sleeve 10, the operating lever 30 rotates around the hinge point, so that the center line of the operating lever 30 is perpendicular to the axis of the sleeve 10, as shown in fig. 3 or fig. 4, if the distance between the threaded fastener and the member around the threaded fastener is short, the operating lever 30 can be swung to one end of the sleeve 10, the center line of the operating lever 30 is parallel to the axis of the sleeve 10, as shown in fig. 1, then the adjusting fastening member is tightened to decrease the degree of opening, finally, the sleeve 10 is sleeved on the threaded fastener, and a torque force rotating along the axial direction of the sleeve 10 is applied to the tail end of the operating rod 30 to drive the sleeve 10 to rotate, so that the threaded fastener is screwed or loosened.
The utility model provides a threaded fastener dismouting device compares with prior art, and action bars 30 is articulated with engaging lug 20, and action bars 30 can swing for sleeve 10 for the afterbody of action bars 30 can break away from the narrow and small space of assembling threaded fastener, thereby is convenient for continuously apply the turning force to the afterbody of action bars 30, with screw up or loosen threaded fastener, accomplishes threaded fastener's dismouting work fast. Has the characteristics of simple structure, convenient operation and high working efficiency.
Referring to fig. 2, as a specific embodiment of the threaded fastener dismounting device provided by the present invention, the hinged end of the operating rod 30 is provided with a first threaded hole 313 communicated with the first notch 312, and the adjusting fastening mechanism is a first tightening screw 37 inserted into the first threaded hole 313. Specifically, the first threaded holes 313 are spaced apart from each other, and the first gap 312 is a space between the two first threaded holes 313. The first tightening screw 37 sequentially passes through the first threaded hole 313, the first notch 312 and the first threaded hole 313, the first tightening screw 37 is tightened, the opening and closing degree of the first notch 312 can be reduced, and the opening and closing degree of the first notch 312 can be increased by loosening the first tightening screw 37. The first threaded hole 313 communicating with the first notch 312 is provided to facilitate screwing the first tightening screw 37, so as to save labor.
Referring to fig. 2, as a specific embodiment of the threaded fastener dismounting device provided by the present invention, the hinged end of the operating rod 30 is provided with a first through hole 311 communicated with the first notch 312, and a first hinge shaft 34 for connecting the operating rod 30 and the connecting lug 20 is provided in the first through hole 311. Specifically, the axial direction of the first through hole 311 is perpendicular to the axial direction of the first threaded hole 313, but the first through hole 311 is not communicated with the first threaded hole 313, the first round hole 22 corresponding to the first through hole 311 is arranged on the engaging lug 20, and the first hinge shaft 34 passes through the first through hole 311 and the first round hole 22.
The inner diameter of the first through hole 311 is related to the width of the first gap 312, and the width of the first gap 312 is large, that is, the opening and closing degree of the first gap 312 is large, the inner diameter of the first through hole 311 is large, and the width of the first gap 312 is small, and the inner diameter of the first through hole 311 is small.
The first through hole 311 is formed in the operating rod 30, and the first round hole 22 is formed in the connecting lug 20, so that the first hinge shaft 34 can be conveniently assembled, and meanwhile, the operating rod 30 can be stably rotated in a labor-saving manner.
Because there are many cases in the fixed space of threaded fastener, in order to make the action bars 30 can realize rotating around the axial of sleeve 10 in the space of difference, need action bars 30 transform into different structures, in order to realize this purpose, as the utility model provides a threaded fastener dismouting device's a specific implementation, action bars 30 includes first connecting rod 31, multisection second connecting rod 32 and twist grip 33. The first link 31 has a head end hinged to the engaging lug 20 (head and tail defined in the orientation shown in fig. 1). The end of the first section of the second connecting rod 32 is hinged with the tail end of the first connecting rod 31, and two adjacent sections of the second connecting rods 32 are hinged. The turning handle 33 is connected to the tail section second link 32. Due to the multiple sections of the second connecting rods 32 hinged to each other, each section of the second connecting rod 32 can change its position according to space requirements, as shown in fig. 1, 3 or 4, so that the tail part of the operating rod 30 is separated from the narrow space for assembling the threaded fastener, thereby facilitating the continuous application of a rotating force to the tail part of the operating rod 30.
In order to balance the stress when the sleeve 10 rotates, on the basis of the above embodiment, two connecting lugs 20 are symmetrically arranged on the outer edge of the end surface of the sleeve 10, correspondingly, the cross section of the first link 31 is a Y-shaped structure, two ends of the head of the first link 31 are respectively provided with a first notch 312, a first through hole 311 and a first threaded hole 313, each first through hole 311 is internally provided with a first hinge shaft 34, and each first threaded hole 313 is internally provided with a first tightening screw 37 (for convenience of displaying the relative positions of the first tightening screw 37, the first threaded hole 313, the first notch 312 and the first through hole 311, only one first tightening screw 37 is shown in fig. 2). The two connecting lugs 20 and the Y-shaped first connecting rod 31 are arranged, so that on one hand, stress on all parts is balanced when the sleeve 10 rotates, on the other hand, the distance between the connecting lugs 20 and the central line of the operating rod 30 is increased, and labor is saved when the rotating handle 33 is rotated.
Referring to fig. 3 or fig. 4, as an embodiment of the threaded fastener dismounting device provided in the present invention, the tail end of the first connecting rod 31 and the head end of the first section of the second connecting rod 32, and the two adjacent sections of the second connecting rod 32 are connected by the second hinge shaft 36 respectively.
Specifically, the tail end of the first connecting rod 31 and the tail end of each section of the second connecting rod 32 are respectively provided with a groove 35, and the head end of each section of the second connecting rod 32 is respectively provided with a boss 321 in clamping fit with the groove 35. Both ends of the second hinge shaft 36 pass through the bosses 321 and are located inside the groove walls of the groove 35, respectively. The boss 321 is rotatable about the second hinge shaft 36. The boss 321 is in insertion and rotation fit with the groove 35, and the boss 321 does not occupy the external space, so that the multi-section second connecting rod 32 is attractive in overall appearance.
Specifically, two side walls of the groove 35 are respectively provided with a second through hole 314, the boss 321 is provided with a second circular hole corresponding to the second through hole 314, and two ends of the second hinge shaft 36 respectively penetrate through the second circular hole and are located in the second through hole 314.
The groove walls of the two sides of the groove 35 of the first link 31 are further provided with a second notch 315 located at one side of the second through hole 314 and communicated with the second through hole 314, and second threaded holes 316 located at two sides of the second notch 315. The inner diameter of the second through hole 314 is related to the width of the second notch 315, and the width of the second notch 315 is large, that is, the opening and closing degree of the second notch 315 is large, then the inner diameter of the second through hole 314 is large, and the width of the second notch 315 is small, then the inner diameter of the second through hole 314 is small. Since the second hinge shaft 36 is located in the second through-hole 314, the second link lever 32 needs to rotate about the second hinge shaft 36, and in order to allow the second hinge shaft 36 to be smoothly disposed in the second through-hole 314, the boss 321 is required to rotate about the second hinge shaft 36 while the second through-hole 314 catches the second hinge shaft 36. In order to facilitate the adjustment of the inner diameter of the second through hole 314, a second tightening screw is provided in the second screw hole 316, and the width of the second gap 315 can be reduced by tightening the second tightening screw, so that the second through hole 314 can clamp the second hinge shaft 36 even if the inner diameter of the portion of the second through hole 314 adjacent to the second gap 315 is reduced.
In addition to the second notch 315, the second threaded hole 316 and the second tightening screw disposed on the two side walls of the groove 35 of the first connecting rod 31, the second notch 315, the second threaded hole 316 and the second tightening screw may also be disposed on the two side walls of the groove 35 of the second connecting rod 32, so as to ensure that each second hinge shaft 36 is disposed stably and each boss 321 rotates stably.
Referring to fig. 1 or fig. 3, as a specific embodiment of the threaded fastener dismounting device provided by the present invention, the rotating handle 33 is a long rod-shaped structure, and both ends of the rotating handle 33 respectively pass through the groove 35 and the second through hole 314 of the tail section second connecting rod 32.
Referring to fig. 1 to 4, as a specific embodiment of the threaded fastener dismounting device provided by the present invention, a limiting block 40 is sleeved on the engaging lug 20, and the limiting block 40 is used for limiting the swing angle of the operating rod 30. Specifically, the limiting block 40 may be sleeved on one engaging lug 20, or the two engaging lugs 20 may be respectively sleeved with one limiting block 40.
The limiting block 40 is slidably connected with the connecting lug 20, and the specific implementation manner is that the connecting lug 20 is provided with a guide rail 21, and the setting direction of the guide rail 21 is parallel to the axial direction of the sleeve 10. The limiting block 40 is provided with an inner cavity for the connecting lug 20 and the operating rod 30 to pass through, and the cavity wall of the inner cavity is connected with the guide rail 21 in a sliding manner.
The limiting block 40 is sleeved on the connecting lug 20 and can slide on the connecting lug 20 to limit the swing angle of the operating rod 30. The limiting block 40 can slide to both sides of the hinge joint of the connecting lug 20 and the operating rod 30, and when the limiting block 40 is located at one side of the hinge joint close to the sleeve 10, the operating rod 30 swings around the hinge joint until the side surface of the operating rod contacts with the end surface of the limiting block 40, as shown in fig. 3 or fig. 4. When the limiting block 40 is located at the other side of the hinge, the end of the operating rod 30 passes through the limiting block 40 or is located in the limiting block 40, and the limiting block 40 limits the operating rod 30 to swing, as shown in fig. 1, at this time, the center line of the operating rod 30 is parallel to the center line of the sleeve 10. The limiting block 40 is used for limiting the rotation angle of the operating rod 30, and avoids the influence of the rotation transition of the operating rod 30 on the force application thereof.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. Threaded fastener dismouting device, its characterized in that includes:
the sleeve is provided with a connecting lug and a cavity for nesting the threaded fastener;
one end of the operating rod is hinged with the connecting lug, and a first notch communicated with the hinged point is formed in the hinged end;
and the adjusting and fastening mechanism is connected to the hinged end of the operating rod and penetrates through the first notch, and is used for adjusting the opening and closing degree of the first notch.
2. The threaded fastener removal apparatus of claim 1, wherein the hinged end of the lever has a first threaded bore in communication with the first notch; the adjusting and fastening mechanism is a first adjusting screw which penetrates through the first threaded hole.
3. The threaded fastener removing apparatus according to claim 2, wherein the hinge end of the operating lever is provided with a first through hole communicating with the first notch, and a first hinge shaft for connecting the operating lever and the engaging lug is provided in the first through hole.
4. The threaded fastener dismounting device according to claim 3, wherein the engaging lug is provided with a first round hole corresponding to the first through hole; the first hinge shaft penetrates through the first through hole and the first round hole.
5. The threaded fastener removal apparatus of claim 3 or 4, wherein the operating lever comprises:
the head end of the first connecting rod is hinged with the connecting lug;
the end part of the second connecting rod of the head section is hinged with the tail end of the first connecting rod, and two adjacent sections of the second connecting rods are hinged;
and the rotating handle is connected with the tail section and the second connecting rod.
6. The threaded fastener removal apparatus of claim 5, wherein there are two of the engaging lugs symmetrically; the cross section of the first connecting rod is of a Y-shaped structure, and the two ends of the head of the first connecting rod are respectively provided with the first notch and the first threaded hole; the first hinge shaft is arranged in each first through hole; each first threaded hole is internally provided with the first tightening screw.
7. The threaded fastener removing apparatus of claim 5, wherein the tail end of the first link is connected to the head end of the first link, and the adjacent two second links are connected by a second hinge.
8. The threaded fastener dismounting device according to claim 7, wherein the tail end of the first link and the tail end of each section of the second link are respectively provided with a groove, and the head end of each section of the second link is respectively provided with a boss which is in clamping fit with the groove; two ends of the second hinge shaft respectively penetrate through the bosses and are positioned in the groove walls of the grooves; the boss is rotatable about the second hinge axis.
9. The threaded fastener dismounting device according to claim 8, wherein the two side walls of the groove are respectively provided with a second through hole, and the boss is provided with a second round hole corresponding to the second through hole; two ends of the second hinge shaft respectively penetrate through the second round holes and are positioned in the second through holes;
the groove walls on the two sides of the groove of the first connecting rod are also provided with a second notch which is positioned on one side of the second through hole and is communicated with the second through hole, and second threaded holes which are positioned on the two sides of the second notch; a second tightening screw used for adjusting the opening and closing degree of the second notch is arranged in the second threaded hole;
and two ends of the rotating handle respectively penetrate through the groove of the tail section and the second through hole.
10. The threaded fastener removal apparatus of claim 1, wherein the engaging lug has a guide rail disposed in a direction parallel to an axial direction of the sleeve;
a limiting block used for limiting the swing angle of the operating rod is sleeved on the connecting lug; the limiting block is provided with an inner cavity for the connecting lug and the operating rod to pass through; the cavity wall of the inner cavity is in sliding connection with the guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920447888.1U CN209812163U (en) | 2019-04-03 | 2019-04-03 | Threaded fastener dismounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920447888.1U CN209812163U (en) | 2019-04-03 | 2019-04-03 | Threaded fastener dismounting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209812163U true CN209812163U (en) | 2019-12-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920447888.1U Active CN209812163U (en) | 2019-04-03 | 2019-04-03 | Threaded fastener dismounting device |
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| Country | Link |
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| CN (1) | CN209812163U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111660244A (en) * | 2020-05-20 | 2020-09-15 | 深圳供电局有限公司 | Dismounting device |
| CN111969478A (en) * | 2020-06-20 | 2020-11-20 | 国网山东省电力公司五莲县供电公司 | Insulating electronic mounting tool of bird ware is driven to uninterrupted operation overhead line |
| JP2021164973A (en) * | 2020-04-07 | 2021-10-14 | 建洲テクノス株式会社 | Multi-joint spanner |
-
2019
- 2019-04-03 CN CN201920447888.1U patent/CN209812163U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021164973A (en) * | 2020-04-07 | 2021-10-14 | 建洲テクノス株式会社 | Multi-joint spanner |
| JP7207745B2 (en) | 2020-04-07 | 2023-01-18 | 建洲テクノス株式会社 | Articulated wrench |
| CN111660244A (en) * | 2020-05-20 | 2020-09-15 | 深圳供电局有限公司 | Dismounting device |
| CN111969478A (en) * | 2020-06-20 | 2020-11-20 | 国网山东省电力公司五莲县供电公司 | Insulating electronic mounting tool of bird ware is driven to uninterrupted operation overhead line |
| CN111969478B (en) * | 2020-06-20 | 2021-10-15 | 国网山东省电力公司五莲县供电公司 | Insulating electronic mounting tool of bird ware is driven to uninterrupted operation overhead line |
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