CN110202514A - A kind of nut Quick-disassembling tool suitable under small spacing construction space - Google Patents
A kind of nut Quick-disassembling tool suitable under small spacing construction space Download PDFInfo
- Publication number
- CN110202514A CN110202514A CN201910487934.5A CN201910487934A CN110202514A CN 110202514 A CN110202514 A CN 110202514A CN 201910487934 A CN201910487934 A CN 201910487934A CN 110202514 A CN110202514 A CN 110202514A
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- China
- Prior art keywords
- belt
- support arm
- support
- driving wheel
- wheel
- 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.)
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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
- B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
-
- 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
- B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
- B25B21/002—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose 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
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
Abstract
The present invention relates to technical field of construction equipment, more particularly, to a kind of nut Quick-disassembling tool suitable under small spacing construction space, including rack, motor, belt, support wheel, driving wheel, support wheel and driving wheel are mounted on the rack, motor and driving wheel are sequentially connected, belt is mounted on support wheel and driving wheel, and belt is supported wheel and driving wheel struts, and forms one for being inserted in the space of nut intermediate.When use, by belt sleeve on nut, outside layback after starting tool drives belt using motor, make nut rotation to realize the function of disassembly by the frictional force of belt and nut, especially suitable for using in the case where spacing very little between nut and surrounding solid object.
Description
Technical field
The present invention relates to technical field of construction equipment, more particularly, to a kind of fast suitable for the nut under small spacing construction space
Quick-detach tool.
Background technique
When assembling large scale equipment, the connection of two solids often uses the bolt of large size, such as large-scale wind driven generator, wind
The bottom of power generator is connected with ground, and connection stud used is fixed under cement floor, and the model of nut is usually
M200 hex nut, worker needs manually to be tightened to nut in advance stud bottom, then is fastened by spanner, still, this side
Formula has the following problems；First, required nut quantity can be many on large scale equipment, install a nut just need to rotate it is several
Ten times even up to a hundred times, operating quantity required for that tens nuts is exactly very huge, manual operation low efficiency；Due to using
Be M200 hex nut, the nut of all-metal structure can be very heavy, and when operation needs to consume a large amount of physical strength；Second, often occur
The case where spacing very little between nut and surrounding solid object, the conventional tool for dismantling nut can not normal use, dismantlement work
Difficulty will increase, and be very inconvenient to operate.
Summary of the invention
The present invention provides a kind of nut Quick-disassembling tool suitable under small spacing construction space, to solve in the prior art
The preload of the large size nut technical problem difficult with disassembly.
In order to solve the above technical problems, the present invention is the following technical schemes are provided: a kind of suitable under small spacing construction space
Nut Quick-disassembling tool, including rack, belt, motor, support wheel, driving wheel, support wheel and driving wheel are rotatably mounted
On the rack, motor and driving wheel are sequentially connected, and belt is mounted on support wheel and driving wheel, and belt is supported wheel and driving wheel
It struts, forms one for being inserted in the space of nut intermediate.
As a preferred solution, the shape V-type of the rack, support wheel and driving wheel are respectively rotatably mounted on
The both ends of rack, belt are mounted on the rectangular space for being used to form on support wheel and driving wheel and being inserted in nut.
As a preferred solution, the shape of the rack is Y type, and the quantity of the support wheel is two, two institutes
The front both ends that support wheel is rotatably installed in rack are stated, the driving wheel is mounted on the middle part of rack；The belt is in pine
Relaxation state is sleeved on two support wheels and driving wheel, and the belt is strutted by two support wheels and driving wheel, is formed in centre
One for being inserted in the triangle space of nut.
As a preferred solution, the rack includes pedestal, the first support arm and the second support arm, pedestal and first
Support arm, the second support arm form Y type shape, and one end of first support arm is equipped with a cylindrical shaft for rotatably pacifying
A support wheel is filled, the other end is rotatably connected on pedestal；One end of second support arm is used for equipped with a cylindrical shaft can
Another support wheel is revolvably installed, the other end is rotatably connected on pedestal；The pedestal is equipped with spring shaft, spring shaft position
In the centre of first support arm, the second support arm, torque spring is mounted on the spring shaft, and the torque spring is by
One support arm and the second support arm strut, and belt is tightened naturally after being strutted by the first support arm and the second support arm.
As a preferred solution, the rack includes pedestal, the first support arm, the second support arm；Described first
Brace and the second support arm are V-shaped, and two support wheels are rotatably mounted on first support arm and one end is rotatably connected on
On the pedestal, two support wheels and one end rotation connection are rotatably mounted on second support arm on the base,
Pedestal, the first support arm and the second support arm form the structure of Y-shaped；The pedestal is equipped with a spring shaft, spring axle position
It sets in the centre of first support arm, the second support arm, torque spring is mounted on the spring shaft, and the torque spring will
First support arm and the second support arm strut；The driving wheel is mounted on the base, and the motor is mounted on the base, belt sleeve
A pentagon space is formed on driving wheel and four support wheels.
On that basis of the above technical scheme, the rack further includes having the first armlet and the second armlet, first armlet
It is mounted on the first support arm and is wrapped in outside belt, second armlet is mounted on the second support arm and is wrapped in belt
It is external.
On that basis of the above technical scheme, the rack further includes having shell, which is mounted on the base and wraps
Motor and driving wheel on pedestal.
Compared with the prior art, the invention has the beneficial effects that:
First, the present invention by setting minimum of one support wheel, motor drive belt movement, by post-tensioning equipment increase belt with
The frictional force of nut rotates nut using the frictional force between belt and nut, big in the prior art with this effective solution
The problem of type nut dismounting difficulty；Moreover, this tool is solid especially suitable for nut and surrounding using the lesser feature of thickness of belt
It is used in the case where spacing very little between body object.
Second, two support wheels can also be arranged in the present invention, belt sleeve can make on two support wheels and a driving wheel
Belt is softened the space to form a triangle, can be suitable for larger sized nut.
Third, the present invention can also increase torque spring, while the rack of integral structure is changed to by pedestal, first
The knockdown rack that support arm, the second support arm are constituted, torque spring are mounted between the first support arm and the second support arm,
The first support arm and the second support arm are flared out by torque spring, pacified respectively on the first support arm and the second support arm
A support wheel is filled, belt sleeve is on two support wheels and driving wheel, and belt is by outward first support arm and second
Brace is tightened, and the benefit tightened is to keep belt not easy to fall off, does not need to be adjusted belt when using every time.
Fourth, the first support arm, the second support arm can also be arranged to V-type by the present invention, and increase the first armlet and the
Two armlets, the first support arm, the second support arm are arranged to V-type and enable the invention to be suitable for operating in narrow space, and first
Armlet and the second armlet are separately mounted to the first support arm, on the second support arm, will be exposed at the skin close to operator position
Band covers up, and avoids injury to personnel.
Detailed description of the invention
Fig. 1 is the top view of the embodiment of the present invention one；
Fig. 2 is the top view of the embodiment of the present invention two；
Fig. 3 is the top view of the embodiment of the present invention three；
Fig. 4 is the local fractionation structural representation of the embodiment of the present invention four；
Fig. 5 is the structural schematic diagram of the embodiment of the present invention four；
Fig. 6 is the first visual angle schematic diagram when the embodiment of the present invention four operates；
Fig. 7 is the top view when embodiment of the present invention four pre-tightens wind motor spindle nut.
Description of symbols: rack 1, belt 2, motor 3, support wheel 4, driving wheel 5, the first support arm 61, the second support
Arm 62, the first armlet 71, the second armlet 72, pedestal 8, torque spring 9, spring shaft 91, shell 10.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
In the description of the present invention, it is to be understood that, term longitudinally, laterally, above and below, front, rear, left and right, vertical, water
The orientation or positional relationship of the instructions such as flat, top, bottom, inside and outside is to be based on the orientation or positional relationship shown in the drawings, merely to just
In the description present invention, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation
Construction and operation, therefore be not considered as limiting the invention.
Embodiment one: a kind of nut Quick-disassembling tool suitable under small spacing construction space, it is shown referring to Fig.1, including
Rack 1, belt 2, motor 3, support wheel 4 and driving wheel 5, support wheel 4 and driving wheel 5 are respectively rotatably mounted on rack 1
Both ends, motor 3 and driving wheel 5 are sequentially connected, and belt 2 is mounted on support wheel 4 and driving wheel 5 in relaxed state, and belt 2 is propped up
Support wheel 4 and driving wheel 5 strut, and form one for being inserted in the rectangular space of nut intermediate.In use, belt 2 is because be pine
Relaxation state may not be sleeved on completely on support wheel 4, by 2 sets of belt on nut after, need outside layback, make belt 2
It tightens, is come into full contact with nut, then adjust belt 2, drive belt 2 using motor 3, pass through the friction of belt 2 and nut
Power makes nut rotation to realize the function of disassembly.
The support wheel 4 is cylindrical, and centre is equipped with circular through-hole, fixed in rack 1 for covering；The support wheel
4 middle section is equipped with a groove, and the width of groove is equal to the width of belt 2, and its role is to support 2 sets of belt
Can be stuck in belt 2 on support wheel 4 when on wheel 4 prevents belt 2 in use process from skidding off.
The embodiment is moved by 3 drive belt 2 of motor, by the frictional force between belt 2 and nut, nut is driven to turn
It is dynamic to realize disassembly nut operation；The embodiment has the advantages that part is few, small, easy to produce and assembles, is easy to carry.
Embodiment two: a kind of nut Quick-disassembling tool suitable under small spacing construction space, referring to shown in Fig. 2, including
5, two rack 1, motor 3, belt 2, driving wheel support wheels 4, described two support wheels 4 are rotatably installed in rack 1, institute
It states driving wheel 5 to be rotatably installed in rack 1, the motor 3 is sequentially connected with driving wheel 5, and the belt 2 is in relaxed state
It is sleeved on two support wheels 4 and driving wheel 5, the belt 2 is strutted by two support wheels 4 and driving wheel 5, forms one in centre
A triangle space for being used to be inserted in nut.In use, belt 2 is because be that relaxed state may not be sleeved on support wheel completely
4, on driving wheel 5, by 2 sets of belt on nut after, need outside layback, tighten belt 2, come into full contact with nut, and
After adjust belt 2, using motor 3 drive belt 2, by the frictional force of belt 2 and nut make nut rotation to realization tear open
The function of unloading.
Embodiment two increases a support wheel 4 compared to embodiment one, so that centre was formed is one after belt 2 is set with
A triangle space, the cross-sectional area of triangle space are greater than the cross-sectional area of rectangular space in embodiment one, can increase
The scope of application of tool can be pre-tightened for larger sized nut.
The support wheel 4 is cylindrical, and centre is equipped with circular through-hole, fixed in rack 1 for covering；The support wheel
4 middle section is equipped with a groove, and the width of groove is equal to the width of belt 2, and its role is to support 2 sets of belt
Can be stuck in belt 2 on support wheel 4 when on wheel 4 prevents belt 2 in use process from skidding off.
The driving wheel 5 is cylindrical, and centre is equipped with circular through-hole, fixed in rack 1 for covering；The driving wheel
5 middle section is equipped with a groove, and the width of groove is equal to the width of belt 2, and its role is to be driven 2 sets of belt
Can be stuck in belt 2 on driving wheel 5 when on wheel 5 prevents belt 2 in use process from skidding off, and the line of protrusion is equipped in the groove
Transmission efficiency is improved its role is to increase the frictional force of driving wheel 5 Yu belt 2 in road.
The rack 1 is in Y-shaped, a cylindrical shaft is respectively set on two bifurcateds of 1 front end of rack, in two cylindrical shafts
Upper to install a support wheel 4 respectively, in the junction of bifurcated, setting third cylindrical shaft is for installing the driving wheel 5.
Embodiment three: a kind of nut Quick-disassembling tool suitable under small spacing construction space, referring to Fig. 3, including rack
1, motor 3, torque spring 9, belt 2, driving wheel 5 and two support wheels 4, the rack 1 include pedestal 8, the first support arm 61,
Second support arm 62, pedestal 8, the first support arm 61 and the second support arm 62 form the structure of Y-shaped, and the driving wheel 5 can revolve
It is mounted on pedestal 8 with turning, the motor 3 is mounted on pedestal 8, and motor 3 and driving wheel 5 are sequentially connected, and 2 sets of belt are being driven
A triangle space is formed on wheel 5 and two support wheels 4, one end of first support arm 61 is equipped with a cylindrical shaft and is used for
It is rotatably mounted the support wheel 4, the other end is rotatably connected on pedestal 8, and one end of second support arm 62 is equipped with one
A cylindrical shaft is for being rotatably mounted the support wheel 4, and the other end other end is rotatably connected on pedestal 8, on the pedestal 8
Equipped with a spring shaft 91, position is mounted on institute in the centre of first support arm 61, the second support arm 62, torque spring 9
It states on spring shaft 91, the torque spring 9 struts the first support arm 61 and the second support arm 62, its role is to: make first
Support arm 61 and the second support arm 62 are generated and are strutted outward, and the belt 2 covered on support wheel 4 is tightened.
When use；Nut is put into the space for stating triangle, outside layback comes into full contact with belt 2 with nut, utilizes
Motor 3 drives belt 2, makes nut rotation by the frictional force of belt 2 and nut to realize the function of disassembly.
Embodiment three increases torque spring 9 compared to embodiment two, while by the rack of integral structure 1, be changed to by
The knockdown rack 1 that pedestal 8, the first support arm 61, the second support arm 62 are constituted, the support of the first support arm 61, second pass through
Torque spring 9 can strut outward, so that the first support arm 61 and the second support arm 62 is generated and is strutted outward, will cover in support wheel
Belt 2 on 4 is tightened, and the benefit tightened, which is 2 sets of belt, will not take off on driving wheel 5 and two support wheels 4 in tensioned state
It falls, does not need to be adjusted belt 2 when using every time.
The support wheel 4 is cylindrical, and centre is equipped with circular through-hole, for covering in the first support arm 61 or the second support
It is fixed on arm 62；The middle section of the support wheel 4 is equipped with a groove, and the width of groove is equal to the width of belt 2, effect
It is, 2 sets of belt, which can be stuck in belt 2 on support wheel 4 when on support wheel 4, prevents belt 2 in use process from skidding off.
The driving wheel 5 is cylindrical, and centre is equipped with circular through-hole, fixed on pedestal 8 for covering；The driving wheel
5 middle section is equipped with a groove, and the width of groove is equal to the width of belt 2, and its role is to be driven 2 sets of belt
Can be stuck in belt 2 on driving wheel 5 when on wheel 5 prevents belt 2 in use process from skidding off, and the line of protrusion is equipped in the groove
Transmission efficiency is improved its role is to increase the frictional force of driving wheel 5 Yu belt 2 in road.
Example IV: a kind of nut Quick-disassembling tool suitable under small spacing construction space, referring to Fig. 4 to Fig. 7, including
Rack 1, motor 3, torque spring 9, belt 2, driving wheel 5, the rack 1 include pedestal 8, shell 10, the first support arm 61, the
One armlet 71, the second support arm 62, the second armlet 72；Two support wheels 4 are rotatably mounted on first support arm 61, and
One end is rotatably connected on the pedestal 8, two support wheels 4 is rotatably mounted on second support arm 62, and one end turns
Dynamic to be connected on the pedestal 8, pedestal 8, the first support arm 61 and the second support arm 62 form the structure of Y-shaped, the pedestal 8
It is equipped with a spring shaft 91, position is mounted in the centre of first support arm 61, the second support arm 62, torque spring 9
On the spring shaft 91, the torque spring 9 struts the first support arm 61 and the second support arm 62.
The driving wheel 5 is rotatably installed on pedestal 8, and the motor 3 is mounted on pedestal 8, motor 3 and driving wheel
5 transmission connections, 2 sets of belt form a pentagon space on driving wheel 5 and four support wheels 4, and first armlet 71 is pacified
It on the first support arm 61 and is wrapped in outside belt 2 to play protective action, second armlet 72 is mounted on second
It in brace 62 and is wrapped in play protective action outside belt 2, i.e., is wrapped using the first armlet 71 and the second armlet 72 naked
It is exposed at the ambilateral belt part of work, avoids personnel from touching injured, and the shell 10 is mounted on pedestal 8 and wraps pedestal
Motor 3 and driving wheel 5 on 8.When use: by belt sleeve on nut, outside layback after starting tool is driven using motor 3
Belt 2 makes nut rotation to realize disassembling function by the frictional force of belt 2 and nut.
Example IV changes the shape of the first support arm 61 and the second support arm 62 compared to embodiment three, is in V-shaped,
Two support wheels 4 are increased simultaneously, belt 2 can be strutted to form a pentagon space, can be suitable for larger sized
Nut can be more easily inserted in wherein by nut, and the design in pentagon space can be suitable for operating in narrow space.
The first armlet 71 and the second armlet 72 are increased simultaneously, two sides belt 2 is covered, injury to personnel is avoided.
Claims (9)
1. a kind of nut Quick-disassembling tool suitable under small spacing construction space, it is characterised in that: including rack (1), belt
(2), motor (3), support wheel (4), driving wheel (5), support wheel (4) and driving wheel (5) are rotatably installed on rack (1),
Motor (3) and driving wheel (5) are sequentially connected, and belt (2) is mounted on support wheel (4) and driving wheel (5), and belt (2) is supported
Wheel (4) and driving wheel (5) strut, and form one for being inserted in the space of nut intermediate.
2. a kind of nut Quick-disassembling tool suitable under small spacing construction space according to claim 1, feature exist
In: the shape V-type of the rack (1), support wheel (4) and driving wheel (5) are respectively rotatably mounted on the both ends of rack (1),
Belt (2) is mounted on support wheel (4) and driving wheel (5) and is used to form the rectangular space for being inserted in nut.
3. a kind of nut Quick-disassembling tool suitable under small spacing construction space according to right 1, it is characterised in that: institute
The shape for stating rack (1) is Y type, and the quantity of the support wheel (4) is two, and two support wheels (4) are respectively rotatably
The front both ends of rack (1) are mounted on, the driving wheel (5) is rotatably installed in the middle part of rack (1)；The belt (2)
It is sleeved on two support wheels (4) and driving wheel (5) in relaxed state, the belt (2) is by two support wheels (4) and driving wheel
(5) it struts, forms one for being inserted in the triangle space of nut intermediate.
4. a kind of nut Quick-disassembling tool suitable under small spacing construction space according to right 3, it is characterised in that: institute
Stating rack (1) includes pedestal (8), the first support arm (61) and the second support arm (62), pedestal (8) and the first support arm (61),
Second support arm (62) forms Y type shape, and one end of first support arm (61) is equipped with a cylindrical shaft for rotatably
One support wheel (4) is installed, the other end is rotatably connected on pedestal (8)；One end of second support arm (62) is equipped with one
For being rotatably mounted another support wheel (4), the other end is rotatably connected on pedestal (8) cylindrical shaft；On the pedestal (8)
Equipped with spring shaft (91), spring shaft (91) position is in first support arm (61), the centre of the second support arm (62), torsion bullet
Spring (9) is mounted on the spring shaft (91), and the torque spring (9) supports the first support arm (61) and the second support arm (62)
It opens, belt (2) is tightened naturally after being strutted by the first support arm (61) and the second support arm (62).
5. a kind of nut Quick-disassembling tool suitable under small spacing construction space according to right 1, it is characterised in that: institute
Stating rack (1) includes pedestal (8), the first support arm (61), the second support arm (62)；First support arm (61) and second
Brace (62) is V-shaped, and two support wheels (4) are rotatably mounted on first support arm (61) and one end is rotatably connected on institute
State on pedestal (8), two support wheels (4) are rotatably mounted on second support arm (62) and one end be rotatably connected on it is described
On pedestal (8), pedestal (8), the first support arm (61) and the second support arm (62) form the structure of Y-shaped；On the pedestal (8)
Equipped with a spring shaft (91), spring shaft (91) position is turned round in first support arm (61), the centre of the second support arm (62)
Power spring (9) is mounted on the spring shaft (91), and the torque spring (9) is by the first support arm (61) and the second support arm
(62) it struts；The driving wheel (5) is mounted on pedestal (8), and the motor (3) is mounted on pedestal (8), and belt (2) covers
One is formed on driving wheel (5) and four support wheels (4) for being inserted in the pentagon space of nut.
6. a kind of nut Quick-disassembling tool suitable under small spacing construction space according to right 5, it is characterised in that: institute
Stating rack (1) further includes having the first armlet (71) and the second armlet (72), and first armlet (71) is mounted on the first support arm
(61) on and it is wrapped in belt (2) outside, second armlet (72) is mounted on the second support arm (62) and is wrapped in belt
(2) external.
7. a kind of nut Quick-disassembling tool suitable under small spacing construction space according to right 5, it is characterised in that: institute
Stating rack further includes having shell (10), the shell (10) be mounted on pedestal (8) and wrap the motor (3) on pedestal (8) and
Driving wheel (5).
8. a kind of nut Quick-disassembling tool suitable under small spacing construction space according to right 1, it is characterised in that: institute
The middle section for stating support wheel (4) and driving wheel (5) is equipped with a groove, and the width of groove is equal to the width of belt (2), will
Belt (2) covers when on support wheel (4), driving wheel (5), belt (2) can be stuck in support wheel (4), on driving wheel (5), prevented
Belt (2) skids off in use process.
9. a kind of nut Quick-disassembling tool suitable under small spacing construction space according to claim 8, it is characterised in that: institute
The lines that protrusion is equipped in groove is stated, for increasing the frictional force of support wheel (4), driving wheel (5) and belt (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910487934.5A CN110202514B (en) | 2019-06-05 | 2019-06-05 | Be suitable for quick extracting tool of nut under booth apart from construction space |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910487934.5A CN110202514B (en) | 2019-06-05 | 2019-06-05 | Be suitable for quick extracting tool of nut under booth apart from construction space |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110202514A true CN110202514A (en) | 2019-09-06 |
| CN110202514B CN110202514B (en) | 2021-04-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910487934.5A Active CN110202514B (en) | 2019-06-05 | 2019-06-05 | Be suitable for quick extracting tool of nut under booth apart from construction space |
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| CN (1) | CN110202514B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111922963A (en) * | 2020-08-10 | 2020-11-13 | 安徽信息工程学院 | Large-scale nut rapid rotation device |
| CN112091591A (en) * | 2020-09-23 | 2020-12-18 | 于鑫 | A nut rapid Assembly equipment for electric power engineering construction |
| CN112091889A (en) * | 2020-09-23 | 2020-12-18 | 于鑫 | Handheld nut assembling tool |
| CN112171253A (en) * | 2020-09-23 | 2021-01-05 | 王真 | A nut is tight machinery in advance for engineering construction |
| CN112171566A (en) * | 2020-09-03 | 2021-01-05 | 龚琴英 | Multilateral nut pre-tightening device for construction site |
| CN113459043A (en) * | 2021-08-12 | 2021-10-01 | 路娜 | Nut driver |
| CN113664764A (en) * | 2021-08-17 | 2021-11-19 | 上海懂锂新能源科技有限公司 | Maintenance system of non-motor vehicle motor |
| CN114179036A (en) * | 2022-02-15 | 2022-03-15 | 江苏泉玥电力设备有限公司 | Special demoulding, disassembling and connecting integrated general table type equipment for bolt type mould |
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| CN207814359U (en) * | 2018-01-12 | 2018-09-04 | 深圳怡化电脑股份有限公司 | A kind of transmission belt automatic tightener and a kind of transmission system |
| CN108544417A (en) * | 2018-07-13 | 2018-09-18 | 卢园园 | A kind of nut rotation apparatus |
| CN109304687A (en) * | 2018-11-16 | 2019-02-05 | 卢园园 | A kind of nut driver |
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| CN111922963A (en) * | 2020-08-10 | 2020-11-13 | 安徽信息工程学院 | Large-scale nut rapid rotation device |
| CN112171566A (en) * | 2020-09-03 | 2021-01-05 | 龚琴英 | Multilateral nut pre-tightening device for construction site |
| CN112171566B (en) * | 2020-09-03 | 2022-07-12 | 龚琴英 | Multilateral nut pre-tightening device for construction site |
| CN112091591A (en) * | 2020-09-23 | 2020-12-18 | 于鑫 | A nut rapid Assembly equipment for electric power engineering construction |
| CN112091889A (en) * | 2020-09-23 | 2020-12-18 | 于鑫 | Handheld nut assembling tool |
| CN112171253A (en) * | 2020-09-23 | 2021-01-05 | 王真 | A nut is tight machinery in advance for engineering construction |
| CN113459043A (en) * | 2021-08-12 | 2021-10-01 | 路娜 | Nut driver |
| CN113664764A (en) * | 2021-08-17 | 2021-11-19 | 上海懂锂新能源科技有限公司 | Maintenance system of non-motor vehicle motor |
| CN114179036A (en) * | 2022-02-15 | 2022-03-15 | 江苏泉玥电力设备有限公司 | Special demoulding, disassembling and connecting integrated general table type equipment for bolt type mould |
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