CN111350744A - Combined type check bolt for automobile - Google Patents
Combined type check bolt for automobile Download PDFInfo
- Publication number
- CN111350744A CN111350744A CN202010160174.XA CN202010160174A CN111350744A CN 111350744 A CN111350744 A CN 111350744A CN 202010160174 A CN202010160174 A CN 202010160174A CN 111350744 A CN111350744 A CN 111350744A
- Authority
- CN
- China
- Prior art keywords
- bolt
- female
- male
- head
- screw rod
- 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.)
- Pending
Links
- 230000000694 effects Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 4
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
- F16B35/04—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws with specially-shaped head or shaft in order to fix the bolt on or in an object
- F16B35/06—Specially-shaped heads
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
- F16B35/04—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws with specially-shaped head or shaft in order to fix the bolt on or in an object
- F16B35/041—Specially-shaped shafts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B37/00—Nuts or like thread-engaging members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/22—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening
- F16B39/28—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by special members on, or shape of, the nut or bolt
- F16B39/282—Locking by means of special shape of work-engaging surfaces, e.g. notched or toothed nuts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/22—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening
- F16B39/28—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by special members on, or shape of, the nut or bolt
- F16B39/284—Locking by means of elastic deformation
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Connection Of Plates (AREA)
Abstract
The invention discloses a combined anti-loosening bolt for an automobile, which comprises a male bolt screw, a male bolt head, a female bolt screw and a female bolt head, wherein the upper end of the male bolt screw is provided with the male bolt head, the surface of the male bolt screw is coiled with male bolt screw external threads, one end of the female bolt screw is provided with the female bolt head, the inner center of the female bolt screw is provided with a female bolt screw thread cavity which can be matched with the male bolt screw, the male bolt screw external threads can be meshed with internal threads in the female bolt screw thread cavity, the invention arranges a male bolt cone surface on the male bolt to be slightly meshed with a female bolt cone opening of the female bolt and a plurality of female bolt elastic movable sheets, when the male bolt is matched and tightened with the female bolt, the female bolt elastic movable sheets can slightly open, the contact area with bolt holes on furniture is increased, and the friction force is increased, the tightness of being connected between improvement bolt and the furniture, the locking performance of moving of bolt is better.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of bolts, in particular to the technical field of combined bolts for automobiles.
[ background of the invention ]
Bolt: mechanical parts, the cylindrical threaded fastener of adapted nut, a class of fastener of compriseing head and screw rod two parts, need cooperate with the nut, a part that is used for fastening connection two to have the through-hole, bolted connection is called to this kind of connection form, if the nut is from the bolt, can make these two parts separately again, so bolted connection belongs to and can dismantle the connection, the fixed bolt fastening that uses more of each part of car product, but the fastening effect of the bolt of current car fixed is not good, automobile housing, parts such as panel beating are because thinner, current bolted connection probably is unstable, the bolt fastening hole is more shallow, the bolt fastening is easily become flexible, and vibrations are great among the automobile driving process, cause the bolt to become flexible easily, can not satisfy current demand.
[ summary of the invention ]
The invention aims to solve the problems in the prior art and provides a combined type anti-loosening bolt for an automobile, which can improve the connection tightness between the bolt and the automobile and has better anti-loosening performance.
In order to achieve the purpose, the invention provides a combined type anti-loosening bolt for an automobile, which comprises a male bolt screw, a male bolt head, a female bolt screw and a female bolt head, wherein the male bolt head is arranged at the upper end of the male bolt screw, male bolt screw external threads are coiled on the surface of the male bolt screw, the female bolt head is arranged at one end of the female bolt screw, a female bolt screw thread cavity which can be matched with the male bolt screw is arranged at the inner center of the female bolt screw, and the male bolt external threads can be meshed with internal threads in the female bolt screw thread cavity.
Preferably, a female bolt conical opening is formed in the threaded cavity of the female bolt, which is far away from the threaded cavity opening of one end of the female bolt, and a male bolt conical surface which can be matched with the female bolt conical opening is formed between the male bolt screw and the male bolt.
Preferably, a plurality of open grooves are formed in the female bolt rod and close to the conical opening of the female bolt, the open grooves are arranged around the center of the female bolt rod at equal intervals, and the open grooves divide the conical opening of the female bolt rod into a plurality of female bolt elastic movable pieces.
Preferably, the opening included angle of the two side edges of the conical opening of the female bolt is smaller than that of the two side edges of the conical surface of the male bolt, and the conical surface of the male bolt can be matched with the conical opening of the female bolt to extrude the elastic movable sheet of the female bolt outwards.
Preferably, the outer wall of one end, close to the head of the female bolt, of the female bolt rod is evenly provided with a plurality of anti-skidding clamping racks, and the anti-skidding clamping racks are vertically arranged.
Preferably, the upper end of the male bolt head is provided with a male bolt head inner hexagonal wrench clamping cavity which can be matched with an inner hexagonal wrench, and the upper end of the female bolt head is provided with a female bolt head inner hexagonal wrench clamping cavity which can be matched with an inner hexagonal wrench.
Preferably, the upper end of the male bolt head is provided with a male bolt head inner hexagonal wrench clamping cavity which can be matched with an inner hexagonal wrench, and the upper end of the female bolt head is provided with a female bolt head inner hexagonal wrench clamping cavity which can be matched with an inner hexagonal wrench.
The combined type check bolt for the automobile has the beneficial effects that: according to the invention, the male bolt is provided with the male bolt conical surface which can be matched with the female bolt conical opening of the female bolt and the plurality of female bolt elastic movable pieces, when the male bolt is matched and screwed with the female bolt, the female bolt elastic movable pieces can be slightly opened, the contact area with the bolt hole on the automobile is increased, the friction force is increased, the connection tightness between the bolt and the automobile is improved, and the anti-loosening performance of the bolt is better.
The features and advantages of the present invention will be described in detail by embodiments in conjunction with the accompanying drawings.
[ description of the drawings ]
FIG. 1 is a front view of a male bolt of a combined check bolt for an automobile according to the present invention;
FIG. 2 is a front view of the female bolt of the combined check bolt for an automobile according to the present invention;
FIG. 3 is a schematic sectional view of a female bolt of the combined check bolt for an automobile according to the present invention;
FIG. 4 is a schematic top view of a female bolt of the combined check bolt for an automobile according to the present invention;
FIG. 5 is a schematic top view of a male bolt of the combined check bolt for an automobile according to the present invention;
fig. 6 is a schematic structural view of a male bolt and a female bolt of the combined check bolt for an automobile according to the present invention.
In the figure: 1-male bolt screw, 2-male bolt screw head, 3-female bolt screw, 4-female bolt screw head, 5-anti-skid convex grain, 11-male bolt screw external thread, 21-male bolt conical surface, 22-male bolt screw head inner hexagonal wrench bayonet cavity, 31-female bolt screw thread cavity, 32-female bolt conical opening, 33-open slot, 34-female bolt elastic movable sheet, 35-anti-skid bayonet bar and 41-female bolt screw head inner hexagonal wrench bayonet cavity.
[ detailed description ] embodiments
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood, however, that the description herein of specific embodiments is only intended to illustrate the invention and not to limit the scope of the invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention
Referring to fig. 1, 2, 3, 4, 5 and 6, the combined type check bolt for the automobile of the present invention comprises a male bolt screw 1, a male bolt head 2, a female bolt screw 3 and a female bolt head 4, wherein the upper end of the male bolt screw 1 is provided with the male bolt head 2, the surface of the male bolt screw 1 is coiled with male bolt external threads 11, one end of the female bolt screw 3 is provided with the female bolt head 4, the inner center of the female bolt screw 3 is provided with a female bolt screw cavity 31 capable of being matched with the male bolt screw 1, the male bolt external threads 11 are capable of being engaged with the internal threads in the female bolt screw cavity 31, the opening of the female bolt screw cavity 31 at one end far from the female bolt head 4 is provided with a female bolt type opening 32, a molding surface 21 capable of being matched with the male bolt type opening 32 is arranged between the male bolt screw 1 and the male bolt head 2, a plurality of open grooves 33 are arranged on the female bolt 3 near the female bolt conical opening 32, the open grooves 33 are all equidistantly arranged around the center of the female bolt 3, the end of the female bolt 3 near the female bolt conical opening 32 is divided into a plurality of female bolt elastic movable pieces 34 by the open grooves 33, the female bolt 3 near the female bolt conical opening 32 is provided with a plurality of open grooves 33, the open grooves 33 are all equidistantly arranged around the center of the female bolt 3, the end of the female bolt 3 near the female bolt conical opening 32 is divided into a plurality of female bolt elastic movable pieces 34 by the open grooves 33, a plurality of anti-skid clamping racks 35 are evenly arranged on the outer wall of one end of the female bolt 3 near the female bolt head 4, the anti-skid clamping racks 35 are vertically arranged, the upper end of the male bolt head 2 is provided with a male bolt clamping cavity 22 which can be matched with an inner hexagon wrench, the upper end of the female bolt head 4 is provided with a female bolt head inner hexagonal wrench clamping cavity 41 which can be matched with an inner hexagonal wrench, and the lower end surfaces of the male bolt head 2 and the female bolt head 4 are provided with a plurality of anti-skid convex grains 5.
The working process of the invention is as follows:
in the working process of the combined type anti-loosening bolt for the automobile, the female bolt screw 3 is inserted into a bolt hole on the automobile to be fixed, the male bolt screw 1 is screwed into the female bolt screw thread cavity 31 at the other end, when the male bolt screw 1 is screwed, the male bolt conical surface 21 can be matched with the female bolt conical opening 32 to extrude the female bolt elastic movable sheet 34 outwards, the female bolt elastic movable sheet 34 can be slightly opened, the contact area with the bolt hole on the automobile is increased, the friction force is increased, the connection tightness between the bolt and the automobile is improved, and the anti-loosening performance of the bolt is better.
The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.
Claims (7)
1. The utility model provides a combination formula check bolt for car which characterized in that: including public bolt screw rod (1), public bolt screw head (2), female bolt screw rod (3), female bolt screw head (4), public bolt screw rod (1) upper end be equipped with public bolt screw head (2), public bolt screw rod (1) surface coil be equipped with public bolt screw rod external screw thread (11), female bolt screw rod (3) one end be equipped with female bolt screw head (4), female bolt screw rod (3) inner center be equipped with can with public bolt screw rod (1) complex female bolt screw thread chamber (31), public bolt screw rod external screw thread (11) can with female bolt screw thread chamber (31) interior internal thread engagement.
2. The combined type check bolt for the automobile as claimed in claim 1, wherein: female bolt screw thread chamber (31) go up and be kept away from one end screw thread chamber opening part of female bolt spiral shell head (4) and be equipped with female bolt taper type opening (32), male bolt screw (1) and male bolt spiral shell head (2) between be equipped with can with female bolt taper type opening (32) complex male bolt taper type face (21).
3. The combined type check bolt for the automobile as claimed in claim 2, wherein: female bolt screw rod (3) on be close to female bolt taper type opening (32) department and be equipped with a plurality of open slots (33), a plurality of open slots (33) all set up around female bolt screw rod (3) center equidistance, open slot (33) separate into a plurality of female bolt elasticity activity pieces (34) with female bolt screw rod (3) on being close to female bolt taper type opening (32) end.
4. The combined type check bolt for the automobile as claimed in claim 3, wherein: female bolt taper type opening (32) both sides limit opening contained angle be less than the both sides limit opening contained angle of public bolt taper type surface (21), public bolt taper type surface (21) can outwards extrude female bolt elasticity activity piece (34) with female bolt taper type opening (32) cooperation.
5. The combined type check bolt for the automobile as claimed in claim 1, wherein: the anti-skidding nut bolt is characterized in that a plurality of anti-skidding clamping racks (35) are uniformly arranged on the outer wall of one end, close to the nut bolt head (4), of the nut bolt screw rod (3), and the anti-skidding clamping racks (35) are vertically arranged.
6. The combined type check bolt for the automobile as claimed in claim 1, wherein: the upper end of the male bolt head (2) is provided with a male bolt head inner hexagonal wrench clamping cavity (22) which can be matched with an inner hexagonal wrench, and the upper end of the female bolt head (4) is provided with a female bolt head inner hexagonal wrench clamping cavity (41) which can be matched with the inner hexagonal wrench.
7. The combined type check bolt for the automobile as claimed in claim 1, wherein: the lower end faces of the male bolt head (2) and the female bolt head (4) are provided with a plurality of anti-skid convex grains (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010160174.XA CN111350744A (en) | 2020-03-10 | 2020-03-10 | Combined type check bolt for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010160174.XA CN111350744A (en) | 2020-03-10 | 2020-03-10 | Combined type check bolt for automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111350744A true CN111350744A (en) | 2020-06-30 |
Family
ID=71192631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010160174.XA Pending CN111350744A (en) | 2020-03-10 | 2020-03-10 | Combined type check bolt for automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111350744A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111795055A (en) * | 2020-07-23 | 2020-10-20 | 嘉兴圣龙五金科技股份有限公司 | Double-end high-strength impact-resistant combined automobile bolt |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US375350A (en) * | 1887-12-27 | Saw-screw | ||
| US3722565A (en) * | 1971-08-02 | 1973-03-27 | Miller R & Co Inc | Barbed t-nut |
| US4490083A (en) * | 1980-01-10 | 1984-12-25 | Russell, Burdsall, & Ward Corporation | Sealing capped nut and bolt therefor |
| US5244326A (en) * | 1992-05-19 | 1993-09-14 | Arne Henriksen | Closed end ridged neck threaded fastener |
| US20050163590A1 (en) * | 2002-08-30 | 2005-07-28 | Ward Richard P. | Self-attaching nut |
| US9377046B1 (en) * | 2014-05-15 | 2016-06-28 | Infinite Technologies, Inc. | Fastener assembly |
| CN109505836A (en) * | 2019-01-18 | 2019-03-22 | 海盐凯鑫五金有限公司 | A kind of furniture clamping plate fastening connection components |
-
2020
- 2020-03-10 CN CN202010160174.XA patent/CN111350744A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US375350A (en) * | 1887-12-27 | Saw-screw | ||
| US3722565A (en) * | 1971-08-02 | 1973-03-27 | Miller R & Co Inc | Barbed t-nut |
| US4490083A (en) * | 1980-01-10 | 1984-12-25 | Russell, Burdsall, & Ward Corporation | Sealing capped nut and bolt therefor |
| US5244326A (en) * | 1992-05-19 | 1993-09-14 | Arne Henriksen | Closed end ridged neck threaded fastener |
| US20050163590A1 (en) * | 2002-08-30 | 2005-07-28 | Ward Richard P. | Self-attaching nut |
| US9377046B1 (en) * | 2014-05-15 | 2016-06-28 | Infinite Technologies, Inc. | Fastener assembly |
| CN109505836A (en) * | 2019-01-18 | 2019-03-22 | 海盐凯鑫五金有限公司 | A kind of furniture clamping plate fastening connection components |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111795055A (en) * | 2020-07-23 | 2020-10-20 | 嘉兴圣龙五金科技股份有限公司 | Double-end high-strength impact-resistant combined automobile bolt |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200630 |
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| RJ01 | Rejection of invention patent application after publication |