CN202833555U - Cement bolt assembly - Google Patents
Cement bolt assembly Download PDFInfo
- Publication number
- CN202833555U CN202833555U CN 201220440663 CN201220440663U CN202833555U CN 202833555 U CN202833555 U CN 202833555U CN 201220440663 CN201220440663 CN 201220440663 CN 201220440663 U CN201220440663 U CN 201220440663U CN 202833555 U CN202833555 U CN 202833555U
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- CN
- China
- Prior art keywords
- cement bolt
- cement
- sphere
- arc
- threaded section
- 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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- Bolts, Nuts, And Washers (AREA)
Abstract
The utility model discloses a cement bolt assembly which comprise a cement bolt group and a arc-shaped gasket which penetrates through the cement bolt group, wherein the cement bolt group comprises a cement bolt and an arc-shaped nut which is disposed on the cement bolt, the arc-shaped nut forms a first spherical surface and the arc-shaped gasket forms a second spherical surface which is opposite to the first spherical surface. By using the structure with the first spherical surface and the second spherical surface, no matter in what angle the bolt is locked, the arc-shaped nut and the arc-shaped gasket can be locked together tightly under the same vertical acting force, and the cement bolt has the advantages of being not easy to backfall or unscrew after locked, accordingly locking and fixing force are improved effectively.
Description
Technical field
The utility model relates to a kind of cement bolt, refers in particular to a kind of cement bolt assembly with curved washer and the combination of arc nut.
Background technique
Consult Fig. 1, Fig. 2, commonly use cement bolt assembly 1 and include a cement bolt 11, and be located at nut 12 on this cement bolt 11, and a packing ring 13 of being located at these nut 12 belows; Wherein, this cement bolt 11 has a body of rod 111, and a threaded section 112 that is located on this body of rod 111; Simultaneously, this nut 12 is a hexagonal aspect, and it has a flat seat surface 121; In addition, this packing ring 13 offers a perforate 131 that supplies this cement bolt 11 to wear.
Cooperate and consult Fig. 2, this cement bolt 11 is in order to be fixedly held to an object 4 a structural material 2(such as cement etc.); When lock is established, at first the appropriate position in this cement 2 offers a pre-drilled 21, thereafter the body of rod 111 of this cement bolt 11 enters in this pre-drilled 21 after wearing this packing ring 13, further bestow this cement bolt 11 1 through a spanner (not shown) again and lock power, and then this nut 12 is butted on this packing ring 13, so that this cement bolt 11 can be anchored in this pre-drilled 21, reach object 4 is fixed in effect on the structural material 2.
So, find that this cement bolt assembly still has following disappearance to have much room for improvement after actual the use:
1. in view of this cement bolt 11 and commonly use common nut 12 and all be planar fashion with 13 on packing ring and contact, namely there is no any allowance space for these cement bolt 11 activities, therefore when sealed angle during if any deviation, 13 on this crooked cement bolt 11 and this nut 12 and this packing ring, perhaps 4 of this packing ring 13 and objects produce slit P easily, cause foreign matter, aqueous vapor to enter among the P of this slit, cause easily this cement bolt assembly 1 Accelerated corrosion, reduce working life.
2. knock or crooked lock is established when this cement bolt 11 improper, so that when sealed angle has deviation, destroy easily the integrity degree of this pre-drilled 21, also may destroy the structural strength of this cement 2 simultaneously, reduce easily so commonly use the locking force of this cement bolt assembly 1, real to be improved.
Moreover, lock is established, known this nut 12 and this packing ring 13 cause being vulnerable to the impacts such as External Force Acting or vibrations because of the structural design relation, cause this cement bolt 11 or nut 12 easily to produce and become flexible, revolve and move back disappearance, also need be improved.
In view of this, the design people is not for attaining perfect many disappearances and the inconvenience that causes in the design of above-mentioned cement bolt assembly structure, and deeply design, and the active research improvement has a fling at and development and Design goes out this case.
The model utility content
The purpose of this utility model is to provide a kind of cement bolt assembly, and it can guarantee closely sealed, significantly promotes locking force.
In order to reach above-mentioned purpose, solution of the present utility model is:
A kind of cement bolt assembly, it includes:
One cement bolt group, it includes a cement bolt and and is located at arc nut on this cement bolt, wherein, this cement bolt has a body of rod, and one be located on this body of rod and with the first threaded section of this arc nut opposite direction, this arc nut has a head with central axis corral formation, one is formed at the first end face on this head, and first bottom surface in contrast to this first end face, and aforementioned this first bottom surface is formed with one first sphere, and the center of this first sphere is on this central axis simultaneously; An and curved washer of being located on this cement bolt group, it has a spacer ring body, one is formed at the second end face on this spacer ring body, and second bottom surface in contrast to this second end face, wherein, this spacer ring body is formed with a perforate that can wear for the body of rod of this cement bolt, and this second end face is formed with second sphere corresponding with this first sphere, and the center of this second sphere is on this central axis simultaneously.
Above-mentioned cement bolt is with the arc nut and separates setting, and the body of rod of this cement bolt be provided with one with the necking section of this first threaded section opposite direction, one is located at the polygonal section of this necking section top, and second threaded section that is located between this first threaded section and this necking section, simultaneously on this arc nut centered by this first sphere corral go out a cooperation and be locked on screw on this second threaded section.
Above-mentioned polygonal Duan Weiyi hexagon.
The tooth of above-mentioned the first threaded section is apart from the tooth distance greater than this second threaded section.
Offer a plurality of flutings on the second bottom surface of above-mentioned curved washer, be formed with the sawtooth that a plurality of intervals are convexly equipped with on this second bottom surface periphery.
The first sphere of above-mentioned arc nut is different radian designs from the second sphere of this curved washer.
After adopting said structure, the utility model cement bolt assembly is at first, second sphere of curved washer and the formation of this arc nut, even if the brill locking angle degree of this cement bolt group is deviation and be an askew status to some extent, this curved washer and this arc nut still can be outside the close contact at any angle, more can make between this arc nut and this curved washer, can be complete driving fit sealing and not have the slit to produce between this packing ring and object, cause this cement bolt group to make moist and the corrosion disappearance so can effectively avoid foreign matter, aqueous vapor to infiltrate this cement bolt group and pre-drilled; Moreover, more in view of this first, the center base of the second sphere falls within on the same central axis, namely take this central axis as benchmark formed first, the second sphere, when impelling the contact of this curved washer and this arc nut, it closely presses this cement bolt with a vertical, make its locking process more stable, more can avoid in the sealed process because of improper this cement constructional material that destroys of the brill locking angle degree of this cement bolt, cause this cement constructional material structural strength impaired, and also be not vulnerable to the external force vibrations after the locking of this cement bolt and revolve and move back, effectively promote the locking force of this cement bolt assembly.
Description of drawings
Fig. 1 is the schematic representation of known cement bolt assembly;
Fig. 2 is the use schematic representation of known cement bolt assembly;
Fig. 3 is the utility model the first preferred embodiment schematic representation;
Fig. 4 is the use schematic representation of the utility model the first preferred embodiment;
Fig. 5 is the schematic representation of the utility model the second preferred embodiment;
Fig. 6 is the use schematic representation of the utility model the second preferred embodiment;
Fig. 7 is the use schematic representation of the utility model the second preferred embodiment;
Fig. 8 is the sealed schematic representation of the utility model the second preferred embodiment; And
Fig. 9 is the schematic representation of the utility model the 3rd preferred embodiment.
The primary component symbol description
3 cement bolt assemblies, 30 cement bolt groups, 31 curved washers
32 cement bolts, 33 arc nuts, 311 spacer ring bodies
312 second end face 313 second bottom surfaces, 314 perforates
312A the second sphere 313A fluting 313B sawtooth
321 bodies of rod, 322 first threaded sections, 323 necking sections
324 polygonal sections, 325 second threaded sections, 331 central axis
332 heads, 333 first end faces, 334 first bottom surfaces
334A the first sphere 334B screw d1/d2 tooth distance.
Embodiment
In order further to explain the technical solution of the utility model, the utility model is elaborated below by specific embodiment.
Consult Fig. 3, Fig. 4, the first preferred embodiment of the utility model cement bolt assembly 3, this cement bolt assembly 3 is in order to be fixedly arranged on structural material 2(such as a cement with an object 4) among; And this cement bolt assembly 3 includes a cement bolt group 30, and a curved washer 31 that is arranged in this cement bolt group 30; Wherein, this cement bolt group 30 comprises a cement bolt 32, and an arc nut 33 of being located on this cement bolt 32; Wherein, this cement bolt 32 has a body of rod 321, and one be located on this body of rod 321 and with the first threaded section 322 of these arc nut 33 opposite directions, in addition, this arc nut 33 has one with a central axis 331 corrals and forms the head 332 of a hexagonal aspect, one is formed at the first end face 333 on this head 332, and first bottom surface 334 in contrast to this first end face 333; Aforementioned this first bottom surface 334 is formed with one first sphere 334A, and the center of this first sphere 334A is on this central axis 331 simultaneously; Moreover this curved washer 31 is located on this cement bolt group 30, and this curved washer 31 has a spacer ring body 311, and is formed at the second end face 312 on this spacer ring body 311 and second bottom surface 313 in contrast to this second end face 312; Aforementioned this second end face 312 is formed with one second sphere 312A, and the center of this second sphere 312A is on this central axis 331 simultaneously, and this spacer ring body 311 goes out a perforate 314 that wears for this cement bolt 32 with these central axis 331 corrals.
Cooperate Fig. 4, during use, for this object 4 is fixedly held to this structural material 2(such as cement etc.) in, at first the appropriate position in this structural material 2 offers a pre-drilled 21, after passing through this curved washer 31 in order to this cement bolt group 30, bestow this arc nut 33 1 through the lasting (not shown) of a spanner and lock power, this arc nut 33 is butted on this curved washer 31, be anchored in this pre-drilled 21 in order to do sharp this cement bolt group 30, reach this object 4 is fixed in effect on this structural material 2.
Still continuous aforementioned this cement bolt group 30 is bored in the lock process, because this curved washer 31 and this arc nut 33 formed first, the second sphere 334A, 312A arranges, even if the brill locking angle degree of this cement bolt group 30 is deviation and be an askew status to some extent, this curved washer 31 and this arc nut 33 still can be outside the close contact at any angle, more can make between this arc nut 33 and this curved washer 31,4 of this packing ring 31 and objects can be complete driving fit sealing and not have the slit to produce (as shown in Figure 4), so can effectively avoid foreign matter, aqueous vapor is infiltrated this cement bolt group 30 and pre-drilled 21 and is caused this cement bolt group 30 to make moist and the corrosion disappearance; Moreover, more in view of this first, the second sphere 334A, the center base of 312A falls within on the same central axis 331, namely take this central axis 331 as benchmark formed first, the second sphere 334A, 312A, when impelling this curved washer 31 and 33 contact of this arc nut, it closely presses this cement bolt 32 with a vertical, make its locking process more stable, more can avoid in the sealed process because of improper this structural material 2 that destroys of the brill locking angle degree of this cement bolt 32, cause these structural material 2 structural strengths impaired, and also be not vulnerable to the external force vibrations after 32 lockings of this cement bolt and revolve and move back, effectively promote the locking force of this cement bolt assembly 3.
Consult Fig. 5, the second preferred embodiment of the utility model cement bolt assembly 3, present embodiment still comprises the structure such as cement bolt group 30 and curved washer 31 and connection relationship thereof etc., and is all identical with last embodiment, pardons no longer and describes in detail; Present embodiment particularly in: the cement bolt 32 of this cement bolt group 30 is with arc nut 33 and separates setting, and the body of rod 321 of this cement bolt 32 be provided with one with the necking section 323 of these the first threaded section 322 opposite directions, one is located at the polygonal section 324 of these necking section 323 tops, and second threaded section 325 that is located on 323 of this first threaded section 322 and this necking sections, simultaneously on this arc nut 33 centered by this first sphere 334A corral go out one and cooperate the screw 334B be locked on this second threaded section 325, it is worth mentioning that, in present embodiment, this polygonal section 324 can be set as on the practice hexagonal section commonly used, and the tooth of this first threaded section 322 apart from d1 greater than the tooth of this second threaded section 325 apart from d2; Cooperate and consult Fig. 6 to Fig. 8, during use, can and rotate hexagonal section 324 on this body of rod 321 by a spanner (not shown) clamping, driving this first threaded section 322 enters in this pre-drilled 21, when whole cement bolt group 30 locks are established to the appropriate position, this hexagonal section 324 is by these necking section 323 places fractures (as shown in Figure 7), so, this cement bolt assembly 3 was not locked fully and was established this moment, must further continue to bestow this arc nut 33 1 through this spanner and lock power, this arc nut 33 more is butted on this curved washer 31, and this cement bolt 32 is anchored in this pre-drilled 21, reach that this object 4 is tightr, firmly be locked on the effect on this cement constructional material 2.
Consult Fig. 9, the 3rd preferred embodiment of the utility model cement bolt assembly 3, this embodiment still comprises the structure such as cement bolt group 30 and curved washer 31 and connection relationship thereof etc., and is all identical with last embodiment, pardons no longer and describes in detail; Present embodiment particularly in, offer a plurality of fluting 313A on the second bottom surface 313 of this curved washer 31, so that be formed with the sawtooth 313B that a plurality of intervals are convexly equipped with on around the second bottom surface 313 of this curved washer 31; Simultaneously, the first sphere 334A of this arc nut 33 is different radian designs from the second sphere 312A of this curved washer 31; Be to increase the surface friction drag of 4 of this packing ring 31 and sealed objects with, the sawtooth 313B of this curved washer 31, and then significantly promote this cement bolt assembly 3 fastening force after sealed; Moreover, when this curved washer 31 and this arc nut 33 have radian difference, this difference can make the frictional force of 33 on this curved washer 31 and this arc nut increase on the contrary, thereby promotes contact snap-in force between the two, the disappearance of more preventing this cement bolt assembly in the future to get loose easily.
Conclude aforementioned, the utility model borrows this arc nut and this curved washer to have first, the design of the second sphere, this cement bolt is established in the process at lock, this arc nut and this curved washer Contact area change, so at any angle each other closely interlock, avoid this arc nut and the sealed rear generation of this curved washer space, firmly enter in the cement constructional material so that this cement bolt is able to a vertical, guarantee the tight of this cement bolt assembly, firm lock is established, destroy the structural strength disappearance of cement constructional material when effectively avoiding sealed, and also have after sealed and be difficult for sliding, revolve and the effect such as move back, so really can reach creation purpose of the present utility model.
Above-described embodiment and accompanying drawing and non-limiting product form of the present utility model and style, any person of an ordinary skill in the technical field all should be considered as not breaking away from patent category of the present utility model to its suitable variation or modification of doing.
Claims (6)
1. a cement bolt assembly is characterized in that, includes:
One cement bolt group, it includes a cement bolt and and is located at arc nut on this cement bolt, wherein, this cement bolt has a body of rod, and one be located on this body of rod and with the first threaded section of this arc nut opposite direction, this arc nut has a head with central axis corral formation, one is formed at the first end face on this head, and first bottom surface in contrast to this first end face, and aforementioned this first bottom surface is formed with one first sphere, and the center of this first sphere is on this central axis simultaneously; And
One is located at the curved washer on this cement bolt group, it has a spacer ring body, one is formed at the second end face on this spacer ring body, and second bottom surface in contrast to this second end face, wherein, this spacer ring body is formed with a perforate that can wear for the body of rod of this cement bolt, and this second end face is formed with second sphere corresponding with this first sphere, and the center of this second sphere is on this central axis simultaneously.
2. cement bolt assembly as claimed in claim 1, it is characterized in that: this cement bolt is with the arc nut and separates setting, and the body of rod of this cement bolt be provided with one with the necking section of this first threaded section opposite direction, one is located at the polygonal section of this necking section top, and second threaded section that is located between this first threaded section and this necking section, simultaneously on this arc nut centered by this first sphere corral go out a cooperation and be locked on screw on this second threaded section.
3. cement bolt assembly as claimed in claim 2 is characterized in that: this polygonal Duan Weiyi hexagon.
4. such as cement bolt assembly as described in claim 2 or 3, it is characterized in that: the tooth of this first threaded section is apart from the tooth distance greater than this second threaded section.
5. cement bolt assembly as claimed in claim 4 is characterized in that: offer a plurality of flutings on the second bottom surface of this curved washer, be formed with the sawtooth that a plurality of intervals are convexly equipped with on this second bottom surface periphery.
6. cement bolt assembly as claimed in claim 4, it is characterized in that: the first sphere of this arc nut is different radians designs from the second sphere of this curved washer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220440663 CN202833555U (en) | 2012-08-31 | 2012-08-31 | Cement bolt assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220440663 CN202833555U (en) | 2012-08-31 | 2012-08-31 | Cement bolt assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202833555U true CN202833555U (en) | 2013-03-27 |
Family
ID=47945268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220440663 Expired - Fee Related CN202833555U (en) | 2012-08-31 | 2012-08-31 | Cement bolt assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202833555U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111089107A (en) * | 2019-12-24 | 2020-05-01 | 北京新立机械有限责任公司 | Connecting device and mounting method thereof |
| CN114962426A (en) * | 2022-05-18 | 2022-08-30 | 中航沈飞民用飞机有限责任公司 | Device for ensuring coaxiality of bolt and structural hole on inclined plane |
-
2012
- 2012-08-31 CN CN 201220440663 patent/CN202833555U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111089107A (en) * | 2019-12-24 | 2020-05-01 | 北京新立机械有限责任公司 | Connecting device and mounting method thereof |
| CN114962426A (en) * | 2022-05-18 | 2022-08-30 | 中航沈飞民用飞机有限责任公司 | Device for ensuring coaxiality of bolt and structural hole on inclined plane |
| CN114962426B (en) * | 2022-05-18 | 2023-09-26 | 中航沈飞民用飞机有限责任公司 | Device for ensuring coaxiality of bolt and structural hole on inclined plane |
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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: 20130327 Termination date: 20140831 |
|
| EXPY | Termination of patent right or utility model |