CN208773479U - Screwing tool adaptor, screwing tool and connecting assembly - Google Patents
Screwing tool adaptor, screwing tool and connecting assembly Download PDFInfo
- Publication number
- CN208773479U CN208773479U CN201821590420.XU CN201821590420U CN208773479U CN 208773479 U CN208773479 U CN 208773479U CN 201821590420 U CN201821590420 U CN 201821590420U CN 208773479 U CN208773479 U CN 208773479U
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- connecting rod
- rod
- screwing tool
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- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 239000007767 bonding agent Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000012948 isocyanate Substances 0.000 description 1
- 150000002513 isocyanates Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
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- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model relates to a revolve wrong instrument adaptor, revolve wrong instrument and coupling assembling, it is used for revolving soon to revolve wrong instrument adaptor and waits to revolve wrong piece, wait to revolve wrong piece including establish screwed screw thread portion and with the atress portion of screw thread portion connection, atress portion with contained angle has between the screw thread portion, revolve wrong instrument adaptor and include the body of rod, the first end of the body of rod is used for receiving drive power, the second end of the body of rod is equipped with connecting portion (301), connecting portion (301) with the atress portion contact, so drive under the effect of drive the body of rod is when rotating, through connecting portion (301) drive atress portion rotates, and then the realization is right revolve wrong of screw thread portion. The screwing tool and the connecting assembly both comprise a screwing tool adaptor. The utility model provides a revolve adaptor of twisting instrument for wait to revolve to twist the piece and can realize revolving with the help of the instrument and revolve twisting, use manpower sparingly greatly, improve assembly efficiency simultaneously.
Description
Technical field
The utility model relates to operational instrument field more particularly to a kind of screwing tool adapters, screwing tool and connection
Component.
Background technique
Currently, the structure type multiplicity of various connectors, the mode of operation of connector also have very much.For example, in view of visitor
The convenience that family is installed and used, the stud connector design between the chassis and support tube of stand fan currently on the market are L shape screw,
Client will use stand fan manually can screw or unscrew L shape screw when perhaps receiving and keeping stand fan.This L-type screw needs
It manually to be screwed, but the efficiency that hand screws is slow, influences assembly efficiency.Moreover, producer needs to falling in stand fan factory
Ground fan carries out pre- packing, when prepackage, because of the particularity of L shape screw shape, needs manually to screw 15 circles, repeatability is strong, manpower
It consumes larger.
It is noted that the information for being disclosed in the utility model background technology part is merely intended to increase to the utility model
General background understanding, and be not construed as recognizing or imply that information composition has been those skilled in the art in any form
The prior art well known to member.
Utility model content
The purpose of this utility model is to propose a kind of screwing tool adapter, screwing tool and connection component, to reduce people
Power consumption, improves assembly efficiency.
To achieve the above object, the utility model provides a kind of screwing tool adapter, for screwing to screw part, to
Screw part includes the forced section for setting threaded threaded portion and connecting with threaded portion, has angle between forced section and threaded portion,
Screwing tool adapter includes:
The body of rod, first end are equipped with interconnecting piece for receiving driving force, second end, and interconnecting piece is contacted with forced section, with
When driving the body of rod rotation under the action of driving force, forced section rotation is driven by interconnecting piece, and then realize the rotation to threaded portion
It twists.
Optionally, interconnecting piece includes lantern ring, and forced section is inserted into lantern ring.
Optionally, the axis direction of lantern ring and the length direction of the body of rod are substantially vertical.
Optionally, lantern ring is rounded or rectangular.
Optionally, interconnecting piece is equipped with limiting section, and limiting section is positioned for treating screw part.
Optionally, limiting section includes groove.
Optionally, groove is arc groove.
Optionally, the body of rod includes:
First connecting rod, for receiving driving force；
Third connecting rod, one end far from first connecting rod are equipped with interconnecting piece；With
Second connecting rod is connected between first connecting rod and third connecting rod, and the rigidity of the second connecting rod is than first
The rigidity of connecting rod and the rigidity of third connecting rod are small.
Optionally, the second connecting rod uses flexible material.
Optionally, the second connecting rod and first connecting rod bonding connection；And/or second connecting rod and third connecting rod it is viscous
It connects in succession.
Optionally, the first end of the second connecting rod is equipped with the first connecting hole, and first connecting rod is inserted into the first connecting hole, and
First connecting rod and the first connecting hole are interference fit；And/or second connecting rod second end be equipped with the second connecting hole, third
Connecting rod is inserted into the second connecting hole, and third connecting rod and the second connecting hole are interference fit.
Optionally, the first end of the second connecting rod be equipped with the first connecting hole, the first connecting hole include the first cylinder hole section and
First circular cone hole section, first connecting rod include the first cylinder rod segment and the first circular cone rod segment, the first circle of the first cylinder rod segment insertion
Post holes section, the first circular cone rod segment are inserted into the first circular cone hole section；And/or second the second end of connecting rod be equipped with the second connecting hole, the
Two connecting holes include the second cylinder hole section and the second circular cone hole section, and third connecting rod includes the second cylinder rod segment and the second conical rod
Section, the second cylinder rod segment are inserted into the second cylinder hole section, and the second circular cone rod segment is inserted into the second circular cone hole section.
To achieve the above object, the utility model additionally provides a kind of screwing tool, comprising:
Above-mentioned screwing tool adapter；With
Actuator, for driving adapter to rotate.
To achieve the above object, the utility model additionally provides a kind of connection component, comprising:
Above-mentioned screwing tool adapter；With
To screw part, including the forced section for setting threaded threaded portion and being connect with threaded portion, forced section and threaded portion it
Between have angle.
Based on the above-mentioned technical proposal, the utility model provides a kind of screwing tool adapter, which includes the body of rod,
The second end of the body of rod is equipped with interconnecting piece, which contacts with the forced section to screw part, in this way the first end of the body of rod by
When driving force, the body of rod rotates under the action of driving force, forced section can be driven to turn by the interconnecting piece of second end after body of rod rotation
It is dynamic, to realize screwing for the threaded portion for treating screw part, realizes screwing or unscrewing for threaded portion, reach and be connected or disconnected from
Purpose.The utility model provides a kind of adapter of screwing tool, allows and screws to screw part by tool realization,
Manpower is greatlyd save, while improving assembly efficiency.
Detailed description of the invention
Attached drawing described herein is used to provide a further understanding of the present invention, and is constituted part of this application,
The exemplary embodiment of the utility model and the description thereof are used to explain the utility model, does not constitute to the improper of the utility model
It limits.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the utility model screwing tool adapter one embodiment.
Fig. 2 is the structural schematic diagram of first connecting rod in the utility model screwing tool adapter one embodiment.
Fig. 3 is the structural schematic diagram of the second connecting rod in the utility model screwing tool adapter one embodiment.
Fig. 4 is the structural schematic diagram of third connecting rod in the utility model screwing tool adapter one embodiment.
In figure:
1, first connecting rod；2, the second connecting rod；3, third connecting rod；
101, first body of rod；102, the first cylinder rod segment；103, the first circular cone rod segment；104, card slot；
201, second body of rod；202, the second cylinder hole section；203, the second circular cone hole section；204, the first circular cone hole section；205,
First cylinder hole section；
301, interconnecting piece；302, limiting section；303, the third body of rod；304, the second cylinder rod segment；305, the second circular cone rod segment.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, the technical solution in embodiment is carried out it is clear, complete
Ground description.Obviously, described embodiment is only a part of the embodiment of the utility model, instead of all the embodiments.
Based on the embodiments of the present invention, institute obtained by those of ordinary skill in the art without making creative efforts
There are other embodiments, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that term " center ", " transverse direction ", " longitudinal direction ", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "upper", "lower", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For the limitation to scope of protection of the utility model.
With reference to shown in Fig. 1 and Fig. 4, in an illustrative examples of screwing tool adapter provided by the utility model
In, which, for screwing to screw part, includes setting threaded threaded portion and connecting with threaded portion to screw part
The forced section connect has angle between forced section and threaded portion, screwing tool adapter includes the body of rod, and the first end of the body of rod is used for
Driving force is received, the second end of the body of rod is equipped with interconnecting piece 301, and interconnecting piece 301 is contacted with forced section, under the action of driving force
When driving body of rod rotation, forced section rotation is driven by interconnecting piece 301, and then realize and screw to threaded portion.
In above-mentioned illustrative examples, screwing tool adapter includes the body of rod, and the second end of the body of rod is equipped with interconnecting piece, should
Interconnecting piece is contacted with the forced section to screw part, in this way when the first end of the body of rod is driven power, work of the body of rod in driving force
With lower rotation, forced section rotation can be driven after body of rod rotation by the interconnecting piece of second end, to realize the spiral shell for treating screw part
Line portion screws, and realizes screwing or unscrewing for threaded portion, achievees the purpose that be connected or disconnected from.Above mentioned embodiment provide one
The adapter of kind screwing tool allows and screws to screw part by tool realization, greatlys save manpower, while improving assembly
Efficiency.
In above-mentioned illustrative examples, interconnecting piece 301 is contacted with the forced section to screw part, in this way in interconnecting piece 301
It when the body of rod being followed to rotate together, is also able to drive forced section and rotates together, threaded portion is screwed to realize.Specifically,
The concrete mode that realization interconnecting piece 301 is contacted with the forced section to screw part can there are many selections, as long as can be realized its work
With.
Optionally, interconnecting piece 301 includes lantern ring, and forced section is inserted into lantern ring, while forced section is overlapped on lantern ring, in this way
Forced section can be driven to rotate together in lantern ring rotation.
Optionally, the length direction of forced section and the axis direction of lantern ring are substantially parallel, can pass through lantern ring in this way
Rotation drives forced section rotation.
Optionally, the axis direction of lantern ring and the length direction of the body of rod are substantially vertical.Setting can be when the body of rod rotates in this way
Lantern ring is set to be able to drive forced section rotation.
Optionally, lantern ring is rounded or rectangular.
Optionally, interconnecting piece 301 is equipped with limiting section 302, and limiting section 302 is positioned for treating screw part.By setting
Limiting section 302 is set, can prevent from being detached from adapter in rotary course to screw part, improves adapter and to match between screw part
The reliability of conjunction.
Optionally, limiting section 302 includes groove.Multiple grooves can be set on lantern ring, multiple grooves are circumferentially.
Further, groove is arc groove.Interconnecting piece 301 can effectively be increased in this way and to the contact surface between screw part
Product reduces pressure suffered by interconnecting piece 301, improves its service life.
Optionally, the body of rod includes first connecting rod 1, the second connecting rod 2 and third connecting rod 3, and first connecting rod 1 is for connecing
Driving force is received, equipped with interconnecting piece 301, the second connecting rod 2 is connected to for one end of separate the first connecting rod 1 of third connecting rod 3
Between one connecting rod 1 and third connecting rod 3, and the rigidity of the second connecting rod 2 is than the rigidity and third connecting rod of first connecting rod 1
3 rigidity is small.Setting can be alleviated between first connecting rod 1 and third connecting rod 3 by the deformation of the second connecting rod 2 in this way
Relative torsion, improve reliability.
Optionally, the second connecting rod 2 uses flexible material.Such as rubber or PU etc..
For the connection side between first connecting rod 1 and the second connecting rod 2 and the second connecting rod 2 and third connecting rod 3
Formula can there are many selections.
In an optional embodiment, the second connecting rod 2 and 1 bonding connection of first connecting rod；And/or second connect
Extension bar 2 and 3 bonding connection of third connecting rod.
In second optional embodiment, the first end of the second connecting rod 2 is equipped with the first connecting hole, first connecting rod 1
It is inserted into the first connecting hole, and first connecting rod 1 and the first connecting hole are interference fit；And/or second connecting rod 2 second
End is equipped with the second connecting hole, and third connecting rod 3 is inserted into the second connecting hole, and third connecting rod 3 and the second connecting hole are interference
Cooperation.
In third optional embodiment, the first end of the second connecting rod 2 is equipped with the first connecting hole, and first connecting rod 1 is inserted
Enter in the first connecting hole, and first connecting rod 1 and the first connecting hole are interference fit, and the second connecting rod 2 and first connecting rod 1
Bonding connection；And/or second connecting rod 2 second end be equipped with the second connecting hole, third connecting rod 3 be inserted into the second connecting hole in,
And third connecting rod 3 and the second connecting hole are interference fit, and the second connecting rod 2 and 3 bonding connection of third connecting rod.That is, the
Two connecting rods 2 are both that interference fit and bonding agent are bonded with first connecting rod 1, and the second connecting rod 2 is connect with third
It is also both that interference fit and bonding agent are bonded between bar 3, the better reliability connected in this way.
Further, as shown in figure 3, the first end of the second connecting rod 2 is equipped with the first connecting hole, the first connecting hole includes the
One cylinder hole section 205 and the first circular cone hole section 204, as shown in Fig. 2, first connecting rod 1 includes the first cylinder rod segment 102 and first
Circular cone rod segment 103, the first cylinder rod segment 102 are inserted into the first cylinder hole section 205, and the first circular cone rod segment 103 is inserted into the first conical bore
Section 204；And/or as shown in figure 3, the second end of the second connecting rod 2 is equipped with the second connecting hole, the second connecting hole includes the second circle
Post holes section 202 and the second circular cone hole section 203, as shown in figure 4, third connecting rod 3 includes the second cylinder rod segment 304 and the second circular cone
Rod segment 305, the second cylinder rod segment 304 are inserted into the second cylinder hole section 202, and the second circular cone rod segment 305 is inserted into the second circular cone hole section
203。
Based on above-mentioned screwing tool adapter, the utility model also proposes a kind of screwing tool, which includes
Actuator and above-mentioned screwing tool adapter, actuator is for driving adapter to rotate.
Specifically, the output shaft of actuator can be connect with the first end of first connecting rod 1, as shown in Fig. 2, the first connection
The first end of bar 1 is equipped with card slot 104, and first connecting rod 1 is detachably connected by card slot 104 and the output shaft of actuator, leads to
Overdrive part driving effect can drive first connecting rod 1 rotate, and then drive the second connecting rod 2, third connecting rod 3 and
Interconnecting piece 301 in third connecting rod 3 rotates, and treats screwing for screw part to realize.
Based on above-mentioned screwing tool adapter, the utility model also proposes a kind of connection component, which includes
To screw part and above-mentioned screwing tool adapter, wherein to screw part including setting threaded threaded portion and connecting with threaded portion
The forced section connect has angle between forced section and threaded portion.
It optionally, include L-type screw, U-shaped screw or other kinds of screw with bending to screw part.
Positive technical effect possessed by screwing tool adapter is equally applicable to screwing tool in above-mentioned each embodiment
And connection component, which is not described herein again.
A reality of 1~4 pair of the utility model screwing tool adapter, screwing tool and connection component with reference to the accompanying drawing
The specific structure and the course of work for applying example are illustrated:
As shown in Figure 1, screwing tool adapter includes the body of rod, the body of rod includes first connecting rod 1, the second connecting rod 2 and
One end of three connecting rods 3, the separate first connecting rod 1 of third connecting rod 3 is equipped with interconnecting piece 301.
As shown in Fig. 2, first connecting rod 1 includes first body of rod 101, the cross section of first body of rod 101 is hexagonal.First
The first end of the body of rod 101 is equipped with card slot 104, for the output axis connection with actuator.The second end of first body of rod 101 is equipped with the
One cylinder rod segment 102 and the first circular cone rod segment 103.
As shown in figure 3, the second connecting rod 2 includes second body of rod 201, the cross section of second body of rod 201 is hexagonal.Second
The first end of the body of rod 201 is equipped with the first connecting hole, for connecting first connecting rod 1；The second end of second body of rod 201 is equipped with second
Connecting hole, for connecting third connecting rod 3.First connecting hole includes the first cylinder hole section 205 and the first circular cone hole section 204, the
Two connecting holes include the second cylinder hole section 202 and the second circular cone hole section 203.
As shown in figure 4, third connecting rod 3 includes the third body of rod 303, the cross section of the third body of rod 303 is hexagonal.Third
The first end of the body of rod 303 is equipped with the second cylinder rod segment 304 and the second circular cone rod segment 305.The second end of the third body of rod 303, which is equipped with, to be connected
The circumferential end faces of socket part 301, interconnecting piece 301 are equipped with limiting section 302.
When assembling the body of rod, the first cylinder rod segment 102 is inserted into the first cylinder hole section 205, the appearance of the first cylinder rod segment 102
Face is Nian Jie by bonding agent with the inner wall of the first cylinder hole section 205；First circular cone rod segment 103 is inserted into the first circular cone hole section 204,
The outer surface of first circular cone rod segment 103 is Nian Jie by bonding agent with the inner wall of the first circular cone hole section 204；Second cylinder rod segment
The inner wall of 304 the second cylinder hole sections 202 of insertion, the outer surface of the second cylinder rod segment 304 and the second cylinder hole section 202 passes through viscous
Connect agent bonding；Second circular cone rod segment 305 is inserted into the second circular cone hole section 203, the outer surface of the second circular cone rod segment 305 and the second circular cone
The inner wall of hole section 203 is bonded by bonding agent.Wherein, bonding agent can be using isocyanate adhesive or 202 serial glue.
Before being screwed using screwing tool, will first be screwed in screw part (such as L shape screw) 1 in corresponding nut~
2 circles guarantee that L shape screw is not fallen；Then, the output shaft of actuator (such as electronic driver) is passed through into card slot 104 first
Connecting rod 1 connects, then by 301 sets of the interconnecting piece bending parts in L shape screw of third connecting rod 3, the bending part of L shape screw rod is pasted
By limiting section 302, at the same guarantee electronic driver rotary shaft and L shape screw rotary shaft substantially on the same line.
After the completion of assembly work, the torque of electronic driver can be adjusted to demand in advance by the operation instruction of electronic driver
Value, and direction of rotation is adjusted, then start electronic driver, electronic driver driving first connecting rod 1 rotates, and then drives second
Interconnecting piece 301 in connecting rod 2, third connecting rod 3 and third connecting rod 3 rotates, and interconnecting piece 301 can drive stress after rotating
Portion's rotation, and then realization is driven to screw threaded portion.
By the explanation of multiple embodiments to the utility model screwing tool adapter, screwing tool and connection component,
It can be seen that the utility model screwing tool adapter, screwing tool and connection component embodiment can greatly save manually, mention
High assembly efficiency.
Finally it should be noted that: above embodiments are only to illustrate the technical solution of the utility model rather than limit it
System；Although the utility model has been described in detail with reference to the preferred embodiment, those of ordinary skill in the art should
Understand: specific implementation of the utility model can still be modified or is equally replaced to some technical characteristics
It changes；Without departing from the spirit of technical solutions of the utility model, should all cover in the claimed technical solution of the utility model
In range.
Claims (14)
1. a kind of screwing tool adapter, for screwing to screw part, it is described to screw part include set threaded threaded portion and
The forced section connecting with the threaded portion has angle between the forced section and the threaded portion characterized by comprising
The body of rod, for first end for receiving driving force, second end is equipped with interconnecting piece (301), the interconnecting piece (301) with it is described
Forced section contact when driving the body of rod to rotate under the action of the driving force, drives institute by the interconnecting piece (301)
Forced section rotation is stated, and then realizes and the threaded portion is screwed.
2. screwing tool adapter according to claim 1, which is characterized in that the interconnecting piece (301) includes lantern ring, institute
Forced section is stated to be inserted into the lantern ring.
3. screwing tool adapter according to claim 2, which is characterized in that the axis direction of the lantern ring and the bar
The length direction of body is substantially vertical.
4. screwing tool adapter according to claim 2, which is characterized in that the lantern ring is rounded or rectangular.
5. screwing tool adapter according to claim 1, which is characterized in that the interconnecting piece (301) is equipped with limiting section
(302), the limiting section (302) to described to screw part for positioning.
6. screwing tool adapter according to claim 5, which is characterized in that the limiting section (302) includes groove.
7. screwing tool adapter according to claim 6, which is characterized in that the groove is arc groove.
8. screwing tool adapter according to claim 1, which is characterized in that the body of rod includes:
First connecting rod (1), for receiving driving force；
Third connecting rod (3), one end far from the first connecting rod (1) are equipped with the interconnecting piece (301)；With
Second connecting rod (2) is connected between the first connecting rod (1) and the third connecting rod (3), and the second connecting rod
(2) rigidity is smaller than the rigidity of the rigidity of the first connecting rod (1) and the third connecting rod (3).
9. screwing tool adapter according to claim 8, which is characterized in that second connecting rod (2) is using flexible
Material.
10. screwing tool adapter according to claim 8, which is characterized in that second connecting rod (2) and described the
One connecting rod (1) bonding connection；And/or second connecting rod (2) and third connecting rod (3) bonding connection.
11. the screwing tool adapter according to claim 8 or 10, which is characterized in that the of second connecting rod (2)
One end is equipped with the first connecting hole, and the first connecting rod (1) is inserted into first connecting hole, and the first connecting rod (1)
It is interference fit with first connecting hole；And/or the second end of second connecting rod (2) is equipped with the second connecting hole, it is described
Third connecting rod (3) is inserted into second connecting hole, and the third connecting rod (3) is matched with second connecting hole for interference
It closes.
12. screwing tool adapter according to claim 8, which is characterized in that the first end of second connecting rod (2)
Equipped with the first connecting hole, first connecting hole includes the first cylinder hole section (205) and the first circular cone hole section (204), and described the
One connecting rod (1) includes the first cylinder rod segment (102) and the first circular cone rod segment (103), the first cylinder rod segment (102) insertion
The first cylinder hole section (205), the first circular cone rod segment (103) are inserted into the first circular cone hole section (204)；And/or institute
The second end for stating the second connecting rod (2) is equipped with the second connecting hole, and second connecting hole includes the second cylinder hole section (202) and the
Two circular cone hole sections (203), the third connecting rod (3) include the second cylinder rod segment (304) and the second circular cone rod segment (305), institute
It states the second cylinder rod segment (304) and is inserted into the second cylinder hole section (202), the second circular cone rod segment (305) insertion described the
Two circular cone hole sections (203).
13. a kind of screwing tool characterized by comprising
Such as the described in any item screwing tool adapters of claim 1~12；With
Actuator, for driving the adapter to rotate.
14. a kind of connection component characterized by comprising
Such as the described in any item screwing tool adapters of claim 1~12；With
To screw part, including the forced section for setting threaded threaded portion and being connect with the threaded portion, the forced section with it is described
There is angle between threaded portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821590420.XU CN208773479U (en) | 2018-09-28 | 2018-09-28 | Screwing tool adaptor, screwing tool and connecting assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821590420.XU CN208773479U (en) | 2018-09-28 | 2018-09-28 | Screwing tool adaptor, screwing tool and connecting assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208773479U true CN208773479U (en) | 2019-04-23 |
Family
ID=66162720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821590420.XU Active CN208773479U (en) | 2018-09-28 | 2018-09-28 | Screwing tool adaptor, screwing tool and connecting assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208773479U (en) |
-
2018
- 2018-09-28 CN CN201821590420.XU patent/CN208773479U/en active Active
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