CN209569244U - A kind of elevator expansion bolt - Google Patents
A kind of elevator expansion bolt Download PDFInfo
- Publication number
- CN209569244U CN209569244U CN201920065865.4U CN201920065865U CN209569244U CN 209569244 U CN209569244 U CN 209569244U CN 201920065865 U CN201920065865 U CN 201920065865U CN 209569244 U CN209569244 U CN 209569244U
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- CN
- China
- Prior art keywords
- bolt
- expansion
- shell
- elevator
- nut
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides a kind of elevator expansion bolt, is related to expansion bolt field.The elevator expansion bolt, including bolt, locking nut, spring pad, plain cushion, clamp, expansion sheath, antirust restoring mechanism, the surface activity of bolt is connected with locking nut, spring pad is provided on the left of locking nut, plain cushion is provided on the left of spring pad, clamp is fixedly installed on the left of bolt, the surface activity of bolt is connected with expansion sheath.The elevator expansion bolt, pass through shell, reinforcing rod, lantern ring and the polishing layer being arranged on the surface of bolt, so that the expansion bolt can remove the rusty stain of bolt surface when in use, pass through the conical head, threaded rod and recovery nut being arranged on the surface of expansion sheath, so that the expansion bolt restores nut after use, through rotation, threaded rod and conical head are restored expansion sheath, achieve the purpose that be recycled, while having saved production cost.
Description
Technical field
The utility model relates to expansion bolt technical field, specially a kind of elevator expansion bolt.
Background technique
Expansion bolt, be by pipeline branch, hang, bracket or equipment are fixed on the wall, one kind on floor, used on column is special
Threaded connector, the fixation principle of expansion bolt: the fixation of expansion bolt is promoting expansion to generate using shape gradient is taken along to rub
Bond stress is wiped, reaches fixed effect, one, screw is screw thread, and one has vertebra degree, outer one sheetmetal of bread, if iron sheet cylinder half has
Dry notch is together filled in them in the hole accomplished fluently on wall, and nut pulls outward screw, and vertebra degree is pulled in sheetmetal cylinder, sheetmetal
Cylinder is then tightly secured on wall by spreading, and it is tight on the materials such as cement, brick to be generally used for protective fence, rain cover, air-conditioning etc.
Gu but its fixation is not very reliable, if load has significant shock, it may occur however that loosen, therefore do not recommend for installing
Ceiling fan etc..
Common expansion bolt in air due to long-time exposure is easy to produce rusty stain on its surface, this just will affect
To the service performance and its physical property of expansion bolt, while this expansion bolt cannot make again after using once
With this has resulted in great waste, improves production cost.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model attempts to overcome disadvantages described above, therefore the utility model provides one
Kind elevator expansion bolt, to have reached antirust, the effect of recycling.
(2) technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs: a kind of elevator expansion bolt, packet
Include bolt, locking nut, spring pad, plain cushion, clamp, expansion sheath, antirust restoring mechanism, the surface activity connection of the bolt
There is locking nut, spring pad is provided on the left of the locking nut, plain cushion, the bolt are provided on the left of the spring pad
Left side be fixedly installed with clamp, the surface activity of the bolt is connected with expansion sheath, the inside of the expansion sheath and table
Face is provided with antirust restoring mechanism.
The antirust restoring mechanism includes shell, reinforcing rod, lantern ring, polishing layer, conical head, threaded rod, restores nut, institute
The inner surface for stating expansion sheath is connected with shell, and the inside of the shell is fixedly installed with reinforcing rod, the reinforcing rod phase
Pair side be fixedly installed with lantern ring, the opposite side of the lantern ring is fixedly installed with polishing layer, the surface of the expansion sheath
It is connected with threaded rod, conical head is fixedly installed on the left of the threaded rod, is fixedly installed on the right side of the threaded rod
Restore nut.
Further, strip rectangle through-hole is offered on the left of the expansion sheath.
Further, the lantern ring is fixedly mounted on the inside of shell by reinforcing rod, and reinforcing rod is evenly distributed on shell
Inside.
Further, the polishing layer is fixedly mounted on the opposite side of lantern ring, and it is made of small frosted grain, is tightly attached to
The surface of bolt.
Further, the surface of the expansion sheath and the inside of threaded rod are provided with compatible screw thread.
Further, the conical head, threaded rod and recovery nut are successively fixedly mounted, and are structure as a whole.
(3) beneficial effect
A kind of elevator expansion bolt provided by the utility model.Have it is following the utility model has the advantages that
1, the elevator expansion bolt, by shell, reinforcing rod, lantern ring and the polishing layer being arranged on the surface of bolt, so that
The expansion bolt can remove the rusty stain of bolt surface when in use, strengthen its service performance, increase its service life,
The firm power of the expansion bolt can be made to greatly increase by reinforcing rod simultaneously, be not likely to produce shaking, and expansion bolt conduct
Common fastening connection piece has wide development space.
2, the elevator expansion bolt by the conical head that is arranged on the surface of expansion sheath, threaded rod and restores nut,
So that the expansion bolt is after use, nut is restored by rotation, allows threaded rod and conical head by expansion sheath
Restore, achieved the purpose that be recycled, while having saved production cost, improve work efficiency, at the same its structural strength and
Other physical properties are all able to very big limit and restore, have the advantages of simple structure and easy realization and operate.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the structural schematic diagram of the utility model shell；
Fig. 3 is the structural schematic diagram of the utility model polishing layer；
Fig. 4 is the structural schematic diagram of the utility model recovering structure.
In figure: 1 bolt, 2 locking nuts, 3 spring pads, 4 plain cushions, 5 clamps, 6 expansion sheaths, 7 antirust restoring mechanisms, 701
Nut is restored in shell, 702 reinforcing rods, 703 lantern rings, 704 polishing layers, 705 conical heads, 706 threaded rods, 707.
Specific embodiment
It is according to the present utility model in a first aspect, the utility model provides a kind of elevator expansion bolt, as shown in Figs 1-4,
Including bolt 1, locking nut 2, spring pad 3, plain cushion 4, clamp 5, expansion sheath 6, antirust restoring mechanism 7, the surface of bolt 1 is living
Dynamic to be connected with locking nut 2, the left side of locking nut 2 is provided with spring pad 3, and the left side of spring pad 3 is provided with plain cushion 4, bolt 1
Left side be fixedly installed with clamp 5, the surface activity of bolt 1 is connected with expansion sheath 6, and the left side of expansion sheath 6 offers length
Rectangular through-hole, the inside and surface of expansion sheath 6 are provided with antirust and restore shell 7.
Antirust restoring mechanism 7 includes shell 701, reinforcing rod 702, lantern ring 703, polishing layer 704, conical head 705, threaded rod
706, nut 707 is restored, the inner surface of expansion sheath 6 is connected with shell 701, and the inside of shell 701, which is fixedly installed with, to be added
Strong bar 702, the opposite side of reinforcing rod 702 are fixedly installed with lantern ring 703, and lantern ring 703 is fixedly mounted on shell by reinforcing rod 702
The inside of body 701, and reinforcing rod 702 is evenly distributed on the inside of shell 701, the opposite side of lantern ring 703, which is fixedly installed with, to be beaten
Layer 704 is ground, by shell 701, reinforcing rod 702, lantern ring 703 and the polishing layer 704 being arranged on the surface of bolt 1, so that this is swollen
Swollen bolt can remove the rusty stain on 1 surface of bolt when in use, strengthen its service performance, increase its service life, together
When the firm power of the expansion bolt can be made to greatly increase by reinforcing rod 702, be not likely to produce shaking, and expansion bolt conduct
Common fastening connection piece, has wide development space, and polishing layer 704 is fixedly mounted on the opposite side of lantern ring 703, and its
It is made of small frosted grain, is tightly attached to the surface of bolt 1, the surface activity of expansion sheath 6 is connected with threaded rod 706, and expansion is outer
The surface of shell 6 and the inside of threaded rod 706 are provided with compatible screw thread, and the left side of threaded rod 706 is fixedly installed with taper
First 705, the right side of threaded rod 706 be fixedly installed with restore nut 707, conical head 705, threaded rod 706 and restore nut 707 according to
Secondary fixed installation, and being structure as a whole passes through the conical head 705 that is arranged on the surface of expansion sheath 6, threaded rod 706 and multiple
Former nut 707, so that the expansion bolt restores nut 707 after use, through rotation, so that threaded rod 706 and taper
First 705 can restore expansion sheath 6, achieve the purpose that be recycled, while saving production cost, improve work effect
Rate, while its structural strength and other physical properties are all able to very big limit and restore, have the advantages of simple structure and easy realization and operate.
Working principle: in use, by tightening locking nut 2, so that bolt 1 is displaced outwardly, while inside expansion sheath 6
Polishing layer 704 rusty stain of bolt surface can be removed, while clamp 5 under the drive of bolt 1 with moving with it, expansion is outer
Shell 6 gradually expands, and is fixed on it in hole, after use, can restore nut 707 by rotation and make threaded rod 706
It moves right with conical head 705, expansion sheath 6 is squeezed and is restored, to achieve the purpose that recycling.
In conclusion the elevator expansion bolt, passes through shell 701, the reinforcing rod 702, lantern ring being arranged on the surface of bolt 1
703 strengthen its usability so that the expansion bolt can remove the rusty stain on 1 surface of bolt when in use with polishing layer 704
Can, its service life is increased, while the firm power of the expansion bolt can be made to greatly increase by reinforcing rod 702, is not easy
Shaking is generated, and expansion bolt has wide development space as common fastening connection piece.
Also, the elevator expansion bolt, by the conical head 705 that is arranged on the surface of expansion sheath 6, threaded rod 706 with
And restore nut 707 so that the expansion bolt is after use, nut 707 is restored by rotation so that threaded rod 706 and
Conical head 705 can restore expansion sheath 6, achieved the purpose that be recycled, while saving production cost, improved work
Make efficiency, while its structural strength and other physical properties, is all able to very big limit and restores, have the advantages of simple structure and easy realization and grasp
Make.
Claims (6)
1. a kind of elevator expansion bolt, including bolt (1), locking nut (2), spring pad (3), plain cushion (4), clamp (5), expansion
Shell (6), antirust restoring mechanism (7), it is characterised in that: the surface activity of the bolt (1) is connected with locking nut (2), institute
It states and is provided on the left of locking nut (2) spring pad (3), be provided with plain cushion (4), the bolt on the left of the spring pad (3)
(1) it is fixedly installed on the left of clamp (5), the surface activity of the bolt (1) is connected with expansion sheath (6), outside the expansion
The inside and surface of shell (6) are provided with antirust restoring mechanism (7)；
The antirust restoring mechanism (7) includes shell (701), reinforcing rod (702), lantern ring (703), polishing layer (704), conical head
(705), threaded rod (706), recovery nut (707), the inner surface of the expansion sheath (6) are connected with shell (701), institute
The inside for stating shell (701) is fixedly installed with reinforcing rod (702), and the opposite side of the reinforcing rod (702) is fixedly installed with set
Ring (703), the opposite side of the lantern ring (703) are fixedly installed with polishing layer (704), and the surface of the expansion sheath (6) is living
It is dynamic to be connected with threaded rod (706), conical head (705), the threaded rod are fixedly installed on the left of the threaded rod (706)
(706) it is fixedly installed on the right side of and restores nut (707).
2. elevator expansion bolt according to claim 1, it is characterised in that: offered on the left of the expansion sheath (6)
Strip rectangle through-hole.
3. elevator expansion bolt according to claim 1, it is characterised in that: the lantern ring (703) passes through reinforcing rod (702)
It is fixedly mounted on the inside of shell (701), and reinforcing rod (702) is evenly distributed on the inside of shell (701).
4. elevator expansion bolt according to claim 1, it is characterised in that: the polishing layer (704) is fixedly mounted on set
The opposite side of ring (703), and it is made of small frosted grain, is tightly attached to the surface of bolt (1).
5. elevator expansion bolt according to claim 1, it is characterised in that: the surface of the expansion sheath (6) and screw thread
The inside of bar (706) is provided with compatible screw thread.
6. elevator expansion bolt according to claim 1, it is characterised in that: the conical head (705), threaded rod (706)
It is successively fixedly mounted, and is structure as a whole with nut (707) are restored.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920065865.4U CN209569244U (en) | 2019-01-15 | 2019-01-15 | A kind of elevator expansion bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920065865.4U CN209569244U (en) | 2019-01-15 | 2019-01-15 | A kind of elevator expansion bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209569244U true CN209569244U (en) | 2019-11-01 |
Family
ID=68333116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920065865.4U Expired - Fee Related CN209569244U (en) | 2019-01-15 | 2019-01-15 | A kind of elevator expansion bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209569244U (en) |
-
2019
- 2019-01-15 CN CN201920065865.4U patent/CN209569244U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191101 Termination date: 20220115 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |