CN205968126U - Lift formula bolt tightening device - Google Patents
Lift formula bolt tightening device Download PDFInfo
- Publication number
- CN205968126U CN205968126U CN201620818238.XU CN201620818238U CN205968126U CN 205968126 U CN205968126 U CN 205968126U CN 201620818238 U CN201620818238 U CN 201620818238U CN 205968126 U CN205968126 U CN 205968126U
- Authority
- CN
- China
- Prior art keywords
- bolt
- support unit
- unit
- hole
- positioning hole
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a lift formula bolt tightening device, include that a fixed unit that has bolt positioning hole is with the support element of fixed unit connection, support element's one end extends to the bolt positioning hole's of fixed unit below, and the fixed unit certain distance of this end distance sets up, still is equipped with a resilient supporting unit at this end, resilient supporting unit can take place along bolt positioning hole's axial to remove. The utility model is used for the supporting spanner during construction bolt overcomes the gravity of spanner, makes the rotation spanner that the workman can be laborsaving, has effectively reduced workman's intensity of labour, has improved work efficiency.
Description
Technical field
This utility model is related to bolt mounting tool, especially a kind of lifting type fastener for bolt.
Background technology
Wind energy, as a kind of regenerative resource of cleaning, is increasingly paid attention to by countries in the world, wind-power electricity generation as work as
One of modern novel energy industry, because its environmental protection and energy saving development scale is advanced by leaps and bounds, has had wind-force in current state the whole country and has sent out
Group of motors is ten hundreds of, and still has the fast-developing impetus.The inner space of general wind-driven generator is narrow and small, electromotor lower margin
Fastening job demand many people cooperation of bolt, when screwing foundation bolt, needs using special torque spanner, general moment is pulled
The weight of handss is larger, and the foundation bolt quantity of fixed generator is more, and workman, when screwing bolt, on the one hand needs to overcome to rub
Wipe resistance and be used for rotating spanner, on the other hand need to overcome the gravity of spanner again, prevent it from departing from bolt, whole operation process
Extremely consume one's strength, and inefficiency.
Given this this utility model is proposed.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provide one kind can reduce labor strength,
The lifting type fastener for bolt of certain support force is provided for torque spanner.
In order to realize this purpose, this utility model adopts the following technical scheme that：
A kind of lifting type fastener for bolt, including one has the fixed cell of bolt positioning hole, is connected with fixed cell
Support unit；One end of described support unit extends to the lower section of the bolt positioning hole of fixed cell, and this end is away from fixing single
First certain distance setting, is additionally provided with a resilient supporting unit at this end, described resilient supporting unit can be along bolt positioning hole
Axially it is moved.
Further, described resilient supporting unit includes, a removable cover being slidably connected with the end of support unit, is arranged on
Spring between removable cover and support unit, one end of described spring is conflicted on removable cover, and the other end is conflicted in support unit
Upper surface, when removable cover is moved along the axial direction of bolt positioning hole, described spring is compressed or is extended.
Further, described removable cover includes, a circular slab and the cylindrical rod being fixedly connected with circular slab bottom, described support
One end that unit is located at below bolt positioning hole has a through hole, and described cylindrical rod is inserted in through hole, and joins with through hole slip
Close, described circular slab is located at through hole close to the side of fixed cell.
Further, in cylindrical rod, described cylindrical rod is located at the center of circular slab to described spring housing.
Further, described through hole has an annular flange flange, the external diameter of described annular flange flange close to the end of fixed cell
More than the diameter of spring, conflict in annular flange flange in the lower end of spring.
Further, described support unit is a L-shaped solid hopkinson bar, and its upper end is fixedly connected with fixed cell, and lower end level is prolonged
Extend the lower section of bolt positioning hole.
Further, described fixed cell is a rectangular slab, and side has the protuberance stretching out, described protuberance
End and support unit are to be detachably connected, and both pass through screw or bolt connection.
After technical scheme described in the utility model, bring following beneficial effect：
Lifting type fastener for bolt of the present utility model, when workman screws bolt, is used for being arranged on bolt, and it is solid
Order unit can be used for preventing bolt from rotating with one end secure fit of bolt, and support unit and resilient supporting unit are used for propping up
Support spanner, overcomes the gravity of spanner, makes workman can only need to overcome resistance to be used for rotating spanner, eliminates the power of lift spanner,
Effectively reduce the labor intensity of workman, improve work efficiency, and due to using this device, workman's one man operation can be made
Bolt can be tightened, save manpower, reduce the cost of enterprise.
Brief description
Fig. 1：Structural representation of the present utility model；
Fig. 2：Structural blast schematic diagram of the present utility model；
Wherein：1st, fixed cell 2, support unit 3, resilient supporting unit 4, removable cover 5, bolt positioning hole 6, circle
Shape plate 7, cylindrical rod 8, through hole 9, annular flange flange 10, spring 11, protuberance.
Specific embodiment
Below in conjunction with the accompanying drawings specific embodiment of the present utility model is described in further detail.
As depicted in figs. 1 and 2, a kind of lifting type fastener for bolt, for assisting the lower margin spiral shell of fixing wind-driven generator
Bolt, this device includes, fixed cell 1, positioned at the support unit 2 of fixed cell 1 lower section, is arranged on the bullet of support unit 2 end
Property support meanss 3.
Described fixed cell 1 can be matched with the structure of generating motor spindle, to realize its being fixedly connected with electromotor,
Described fixed cell 1 has bolt positioning hole 5 and is used for and bolt end or nut screw connection, with fixing bolt or nut, prevents it
Rotate, the shape being shaped as matching with bolt end or nut profile of described bolt positioning hole 5.The one of described support unit 2
End is connected with the sidepiece of fixed cell 1, and the other end extends horizontally to the lower section of bolt positioning hole 5, and this horizontal ends is away from fixing single
Unit 1 certain distance setting, support unit 2 be preferably shaped to L-shaped, the length of its vertical section is not less than the length of bolt, makes solid
The horizontal segment of order unit 1 and support unit 2 is located at the both sides up and down of bolt connection piece respectively.
Described resilient supporting unit 3 is arranged on one end that support unit 2 is located at bolt positioning hole 5 lower section, resilient support dress
Put 3 to be moved along the axial direction of bolt positioning hole 5, can be away from bolt positioning hole 5 when such as being compressed, resilient supporting unit 3
Screw the spanner of bolt for supporting, described spanner is placed on resilient supporting unit 3, and make the spanner all the time can be with bolt
Occlusion, prevents spanner from coming off.
Specifically, described resilient supporting unit 3 includes, a removable cover 4 being slidably connected with the end of support unit 2, if
Put the spring 10 between removable cover 4 and support unit 2, one end of described spring 10 is conflicted on removable cover 4, and the other end is conflicted
In the upper surface of support unit 2, when removable cover 4 is moved along the axial direction of bolt positioning hole 5, described spring 10 compressed or
Elongation.Described removable cover 4 is used for placing spanner, and one end of spanner is shelved on removable cover 4, and meanwhile, spanner is matched with nut,
For ease of placing spanner, removable cover 4 is set to mobilizable structure, removable cover 4 can be made fixed away from bolt by compression spring 10
Position hole 5, to facilitate placement spanner.
Preferably, described removable cover 4 includes, a circular slab 6 and the cylindrical rod 7 being fixedly connected with circular slab 6 bottom, described
One end that support unit 2 is located at bolt positioning hole 5 lower section has a through hole 8, and described cylindrical rod 7 is inserted in through hole 8, and with logical
Hole 8 is slidably matched, by the cooperation of through hole 8 and cylindrical rod 7 it is ensured that 6 in the vertical directions of circular slab slide, described circle
Plate 6 is located at through hole 8 close to the side of fixed cell 1, and described spanner can prevent on circular slab 6.
Described spring 10 is enclosed within cylindrical rod 7, and described cylindrical rod 7 is located at the center of circular slab 6.
Described through hole 8 has an annular flange flange 9 close to the end of fixed cell 1, and the external diameter of described annular flange flange 9 is more than
The diameter of spring 10, conflicts in annular flange flange 9 in the lower end of spring 10.Setting annular flange flange 9 increases spring 10 and supports list
The contact area of unit 2.
Preferably, described support unit 2 is a solid hopkinson bar, can be formed in 90 ° of welded corner joints by two straight-bars, its vertical bar
Upper end is fixedly connected with fixed cell 1, and horizon bar extends to the underface of bolt positioning hole 5.
Described fixed cell 1 is a rectangular slab, and side has the protuberance 11 stretching out, and described protuberance 11 is thin
Long plate shape, the end that it stretches out and support unit 2 are to be detachably connected, and preferably both pass through screw or bolt connection.
The length of described fixed cell 1 and the length of the horizon bar of support unit 2 are close, so that one end of support unit
Portion can be located at the underface of the bolt positioning hole 5 of fixed cell 1 just.
The using method of the present embodiment is：
First, fixed cell 1 is arranged on the bottom of wind-driven generator, the edge card making fixed cell 1 is in wind-power electricity generation
On machine, form a fixed connection, meanwhile, the bolt positioning hole 5 of fixed cell 1 is enclosed within bolt end so as to cannot rotate, then
Resilient supporting unit 3 is pressed down on, torque spanner is placed on the removable cover 4 of resilient supporting unit 3, unclamp resilient support dress
Put 3, so that torque spanner is locked with nut under the elastic force effect of spring 10, because torque spanner is subject to acting on of spring 10, power
Square spanner will be held up upwards, and now, workman only need to overcome frictional resistance rotating torque spanner can tighten bolt, completes to pacify
Dress work.
The above be embodiment of the present utility model it is noted that for the ordinary skill in the art,
Under the premise of without departing from this utility model principle, various deformation and improvement can also be made, this also should be considered as this utility model
Protection domain.
Claims (7)
1. a kind of lifting type fastener for bolt it is characterised in that：Including one has the fixed cell of bolt positioning hole, and solid
The support unit that order unit connects；One end of described support unit extends to the lower section of the bolt positioning hole of fixed cell, and should
End, away from the setting of fixed cell certain distance, is additionally provided with a resilient supporting unit at this end.
2. a kind of lifting type fastener for bolt according to claim 1 it is characterised in that：Described resilient supporting unit bag
Include, a removable cover being slidably connected with the end of support unit, be arranged on the spring between removable cover and support unit, described bullet
One end of spring is conflicted on removable cover, and the other end is conflicted in the upper surface of support unit.
3. a kind of lifting type fastener for bolt according to claim 2 it is characterised in that：Described removable cover includes, and one
Circular slab and the cylindrical rod being fixedly connected with circular slab bottom, one end that described support unit is located at below bolt positioning hole has
One through hole, described cylindrical rod is inserted in through hole, and is slidably matched with through hole, and described circular slab is located at through hole close to fixing list
The side of unit.
4. a kind of lifting type fastener for bolt according to claim 3 it is characterised in that：Described spring housing is in cylindrical rod
On, described cylindrical rod is located at the center of circular slab.
5. a kind of lifting type fastener for bolt according to claim 3 it is characterised in that：Described through hole is close to fixation
The end of unit has an annular flange flange, and the external diameter of described annular flange flange is more than the diameter of spring, conflicts in ring in the lower end of spring
On shape flange.
6. a kind of lifting type fastener for bolt according to claim 1 it is characterised in that：Described support unit is a L
Shape solid hopkinson bar, its upper end is fixedly connected with fixed cell, and lower end extends horizontally to the lower section of bolt positioning hole.
7. a kind of lifting type fastener for bolt according to claim 1 it is characterised in that：Described fixed cell is a square
Shape plate, and side has the protuberance stretching out, the end of described protuberance and support unit are to be detachably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620818238.XU CN205968126U (en) | 2016-07-29 | 2016-07-29 | Lift formula bolt tightening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620818238.XU CN205968126U (en) | 2016-07-29 | 2016-07-29 | Lift formula bolt tightening device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205968126U true CN205968126U (en) | 2017-02-22 |
Family
ID=58028191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620818238.XU Expired - Fee Related CN205968126U (en) | 2016-07-29 | 2016-07-29 | Lift formula bolt tightening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205968126U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111486059A (en) * | 2020-05-09 | 2020-08-04 | 国电联合动力技术(连云港)有限公司 | Automatic locking device for bearing of wind driven generator |
| CN111571179A (en) * | 2020-05-25 | 2020-08-25 | 何燕娟 | Automatic ground pin expansion screw screwing-in equipment |
| CN111823001A (en) * | 2020-09-21 | 2020-10-27 | 中国航发上海商用航空发动机制造有限责任公司 | Jacking tool, bolt mounting device and assembling method of high-pressure compressor rotor |
-
2016
- 2016-07-29 CN CN201620818238.XU patent/CN205968126U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111486059A (en) * | 2020-05-09 | 2020-08-04 | 国电联合动力技术(连云港)有限公司 | Automatic locking device for bearing of wind driven generator |
| CN111571179A (en) * | 2020-05-25 | 2020-08-25 | 何燕娟 | Automatic ground pin expansion screw screwing-in equipment |
| CN111571179B (en) * | 2020-05-25 | 2021-12-28 | 南通思鲁申自动化设备有限公司 | Automatic ground pin expansion screw screwing-in equipment |
| CN111823001A (en) * | 2020-09-21 | 2020-10-27 | 中国航发上海商用航空发动机制造有限责任公司 | Jacking tool, bolt mounting device and assembling method of high-pressure compressor rotor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170222 Termination date: 20180729 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |