CN114893491B - Anti-drop anti-theft nut - Google Patents
Anti-drop anti-theft nut Download PDFInfo
- Publication number
- CN114893491B CN114893491B CN202210522586.2A CN202210522586A CN114893491B CN 114893491 B CN114893491 B CN 114893491B CN 202210522586 A CN202210522586 A CN 202210522586A CN 114893491 B CN114893491 B CN 114893491B
- Authority
- CN
- China
- Prior art keywords
- nut
- inverted
- shaped bolt
- groove
- conical
- 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.)
- Active
Links
- 238000000034 method Methods 0.000 description 7
- 238000004891 communication Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- F16B41/00—Measures against loss of bolts, nuts, or pins; Measures against unauthorised operation of bolts, nuts or pins
- F16B41/005—Measures against unauthorised operation of bolts, nuts or pins
-
- 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
- F16B39/02—Locking of screws, bolts or nuts in which the locking takes place after screwing down
- F16B39/08—Locking of screws, bolts or nuts in which the locking takes place after screwing down with a cap interacting with the nut, connected to the bolt by a pin or cotter pin
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Clamps And Clips (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention relates to the technical field of nuts, and discloses an anti-falling and anti-theft nut which solves the problem of hidden danger of the prior nut in safe use and comprises a screw, a nut, a connecting part A and a connecting part B, wherein the screw is connected between the connecting part A and the connecting part B, the nut is connected on the surface of the screw, two notches are symmetrically formed in the surface of the nut, a conical tetrahedron is formed in the top of the screw, a fixed sleeve cover is arranged on the surface of the nut and positioned on the upper part of the screw, two clamping blocks are symmetrically arranged in the fixed sleeve cover, the two clamping blocks are clamped in the two notches, a tetrahedron conical groove is formed in the top of the inside of the fixed sleeve cover, and the conical tetrahedron is spliced in the tetrahedron groove; the nut is provided with the anti-falling and anti-theft structure, so that the nut and the screw rod cannot loosen and fall off due to severe vibration after being connected, and meanwhile, the nut and the screw rod are difficult to be maliciously disassembled after being connected, and therefore the use safety of the nut is effectively improved.
Description
Technical Field
The invention belongs to the technical field of nuts, and particularly relates to an anti-falling and anti-theft nut.
Background
The nut is also called a nut and is a fixing tool, the center of the nut is provided with a hole, and the inner side of the hole is provided with threads; nuts are often used with screws of similar size to secure the associated engagement portions; the nut is hexagonal and square.
In the device equipment for connecting and fixing the screw and the nut, the nut can loosen due to severe vibration and seriously fall off, and meanwhile, the nut is generally exposed for installation and is easy to contact, so that the problem that the nut is in hidden danger of safe use due to malicious rotation loosening and disassembly exists; therefore, the existing nuts cannot meet the requirement of safe use, and improvements are needed.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the anti-falling and anti-theft nut, which effectively solves the problem that the existing nut has hidden danger of safe use.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an anticreep theftproof nut, includes screw rod, nut, adapting unit A and adapting unit B, the screw rod is connected between adapting unit A and adapting unit B, the surface at the screw rod is connected to the nut, two breachs have been seted up to the surface symmetry of nut, the toper tetrahedron has been seted up at the top of screw rod, the fixed cover is installed on the surface of nut and the upper portion that is located the screw rod, two fixture blocks are installed to the inside symmetry of fixed cover, two fixture block joint is in the inside of two breachs, four-sided taper groove has been seted up at the inside top of fixed cover, the toper tetrahedron is pegged graft in the inside of four-sided taper groove, two inside grooves have been seted up to the surface symmetry of fixed cover, two inside grooves all communicate with fixed cover, the mounting is all installed to the inside of two inside grooves.
Preferably, the fixing clamp comprises a first inverted T-shaped bolt, a second inverted T-shaped bolt and a first spring, wherein the first inverted T-shaped bolt and the second inverted T-shaped bolt are arranged at two ends of the inner groove, and the first spring is connected between the first inverted T-shaped bolt and the second inverted T-shaped bolt and located in the middle of the inner groove, so that the fixing clamp can be effectively adjusted.
Preferably, inclined surfaces are formed at the end parts of the first inverted T-shaped bolt and the second inverted T-shaped bolt.
Preferably, the upper portion symmetry of screw rod has seted up two first toper slots, and the second is T-shaped bolt and is pegged graft in the inside of first toper slot through the inclined plane to make fixed cover can be stable and firm the connection on the surface of nut and the upper portion of screw rod.
Preferably, the bottom of the inner groove is provided with a sliding inner groove, the bottom of one end of the first inverted T-shaped bolt is provided with a sliding block, the sliding block is slidably arranged in the sliding inner groove, and a second spring is arranged between one side of the sliding block and one end of the sliding inner groove.
Preferably, the surface mounting of fixed cover has to rotate the cover, rotates the internally mounted of cover and has the protruding circle, and two second taper slot have been seted up to the inboard symmetry of protruding circle, and first circle groove has been seted up on the surface of fixed cover, and the protruding circle is installed in the inside of first circle groove, and the other end of first reverse T shape bolt is inconsistent with the inboard of protruding circle to make first reverse T shape bolt pass through first spring can make the tip grafting of second reverse T shape bolt in the inside of first taper slot, and keep the validity and the stability of grafting.
Preferably, four third springs are arranged at equal intervals at the bottom of the first ring groove, the top parts of the third springs are respectively provided with a supporting block, and the top parts of the supporting blocks are in contact with the bottom of the convex ring.
Preferably, the surface of the fixed sleeve cover is provided with a second ring groove, two communication ports are formed between the second ring groove and the first ring groove, two inverted-L-shaped clamping blocks are installed at equal intervals in the inner ring of the rotating sleeve cover, and the two inverted-L-shaped clamping blocks are all installed in the second ring groove, so that the rotating sleeve cover can be effectively rotated and adjusted, and the rotating sleeve cover can be compressed and adjusted, so that the fixed sleeve cover is detached from the surface of the nut and the upper portion of the screw rod.
Compared with the prior art, the invention has the beneficial effects that:
(1) In operation, through being provided with a notch, a conical tetrahedron, a fixed sleeve cover, a clamping block, a four-sided conical groove, an inner groove and a fixed clamping piece, the nut is provided with an anti-falling anti-theft structure, so that the nut and a screw rod cannot loosen and fall off due to severe vibration after being connected, meanwhile, the nut and the screw rod are difficult to be maliciously disassembled after being connected, so that the use safety of the nut is effectively improved, and meanwhile, the anti-falling anti-theft nut is simple in structure, convenient, stable, reliable and high in safety, and therefore, the anti-falling anti-theft nut can meet the requirements of safe use;
(2) The fixed sleeve cover can be stably and firmly connected to the surface of the nut and the upper part of the screw rod through the first conical slot, the first inverted T-shaped bolt, the second inverted T-shaped bolt, the first spring, the rotary sleeve cover, the convex ring, the second conical slot, the first ring slot, the third spring and the abutting block;
When the fixed sleeve cover is installed, two clamping blocks are aligned with the two notches and clamped into the two notches, and the conical tetrahedron is aligned with the tetrahedron conical groove and inserted into the tetrahedron conical groove, the conical tetrahedron firstly presses the second inverted T-shaped bolt through the inclined surface of the end part of the second inverted T-shaped bolt in the process of being inserted into the tetrahedron conical groove, so that the second inverted T-shaped bolt compresses the first spring, and when the second inverted T-shaped bolt is aligned with the first conical slot, the end part of the second inverted T-shaped bolt is inserted into the first conical slot through the elastic force of the first spring, so that the fixed sleeve cover is stably and firmly installed on the surface of the nut and the upper part of the screw rod and is not easy to fall off;
(3) The second spring, the sliding block, the sliding inner groove, the second ring groove, the communication port and the inverted L-shaped clamping block are arranged; thereby the rotating sleeve cover can effectively carry out rotation adjustment, and the rotating sleeve cover can carry out compression adjustment so as to detach the fixed sleeve cover from the surface of the nut and the upper part of the screw rod;
when the nut needs to be disassembled, the rotating sleeve cover is rotated, the two inverted L-shaped clamping blocks driven by the rotating sleeve cover are rotated in the second ring groove, the two inverted L-shaped clamping blocks are aligned to the two communicating openings, then the rotating sleeve cover is pressed, the two inverted L-shaped clamping blocks slide into the first ring groove through the two communicating openings, meanwhile, the rotating sleeve cover is pressed to drive the convex ring to move so as to squeeze the abutting block, so that the third spring is compressed, the convex ring moves to drive the two second conical slots to move, when the two second conical slots are aligned to the two inner grooves, the sliding block pulls the first inverted T-shaped bolt to move through the elastic restoring effect of the second spring, the first inverted T-shaped bolt is inserted into the second conical slot, the first inverted T-shaped bolt moves to drive the first spring and the second inverted T-shaped bolt to move, the second inverted T-shaped bolt is detached from the first conical slot, and then the fixed sleeve cover can be detached, and the nut can be removed after the fixed sleeve cover is detached.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
In the drawings:
FIG. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is a partially expanded view of FIG. 1 in accordance with the present invention;
FIG. 3 is a schematic diagram of a portion of the structure of FIG. 2 in accordance with the present invention;
FIG. 4 is a schematic view of the structure of the fixing cap of the present invention;
FIG. 5 is a schematic diagram of a portion of the structure of FIG. 2 according to the present invention;
In the figure: 1. a screw; 101. a first tapered slot; 2. a nut; 3. a connecting member A; 4. a connecting member B; 5. a notch; 6. conical tetrahedrons; 7. fixing the cover; 8. a clamping block; 9. four-sided conical grooves; 10. an inner tank; 11. a fixing clip; 1101. a first inverted T-shaped latch; 1102. a second inverted T-shaped latch; 1103. a first spring; 1104. a second spring; 1105. a slide block; 1106. sliding the inner tank; 12. rotating the sleeve cover; 13. a convex ring; 14. a second tapered slot; 15. a first ring groove; 16. a third spring; 17. abutting blocks; 18. a second ring groove; 19. a communication port; 20. an inverted L-shaped clamping block.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention; all other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The first embodiment is shown in fig. 1 to 5, the invention comprises a screw 1, a nut 2, a connecting component A3 and a connecting component B4, wherein the screw 1 is connected between the connecting component A3 and the connecting component B4, the nut 2 is connected to the surface of the screw 1, two notches 5 are symmetrically arranged on the surface of the nut 2, a conical tetrahedron 6 is arranged on the top of the screw 1, a fixed sleeve cover 7 is arranged on the surface of the nut 2 and is positioned on the upper part of the screw 1, two clamping blocks 8 are symmetrically arranged in the fixed sleeve cover 7, the two clamping blocks 8 are clamped in the two notches 5, a tetrahedron 9 is arranged on the top in the fixed sleeve cover 7, the conical tetrahedron 6 is inserted in the four-sided pyramid 9, two inner grooves 10 are symmetrically arranged on the surface of the fixed sleeve cover 7, the two inner grooves 10 are all communicated with the fixed sleeve cover 7, and fixing clamping pieces 11 are arranged in the two inner grooves 10, and the surfaces of the screw 1 are not loose due to vibration, so that the nut 2 can not generate rotation and the stability of the nut 2 is kept;
When the connecting component A3 and the connecting component B4 vibrate violently to drive the screw rod 1 and the nut 2 to vibrate, the loosening rotation of the nut 2 can drive the clamping block 8 to actively drive, the rotation of the clamping block 8 can drive the fixed sleeve cover 7 to rotate, the rotation of the fixed sleeve cover 7 can drive the four-sided cone-shaped groove 9 to rotate, the rotation of the four-sided cone-shaped groove 9 can drive the cone-shaped tetrahedron 6 to rotate, and the rotation of the cone-shaped tetrahedron 6 can drive the screw rod 1 to rotate, so that the screw rod 1 and the nut 2 synchronously rotate, the nut 2 cannot rotate loose due to vibration, and the connection firmness and the firmness of the nut 2 are effectively ensured;
The fixing clip 11 includes a first inverted T-shaped latch 1101, a second inverted T-shaped latch 1102, and a first spring 1103, the first inverted T-shaped latch 1101 and the second inverted T-shaped latch 1102 are installed at both ends inside the inner tank 10, the first spring 1103 is connected between the first inverted T-shaped latch 1101 and the second inverted T-shaped latch 1102 and located in the middle of the inner tank 10, as the first spring 1103 in fig. 3 is in a natural state, it does not extend nor compress; thereby being capable of effectively adjusting; inclined surfaces are formed at the end parts of the first inverted T-shaped bolt 1101 and the second inverted T-shaped bolt 1102; two first conical slots 101 are symmetrically formed in the upper portion of the screw 1, and a second inverted T-shaped plug 1102 is inserted into the first conical slots 101 through inclined surfaces, so that the fixed sleeve cover 7 can be stably and firmly connected to the surface of the nut 2 and the upper portion of the screw 1;
When the fixed sleeve cover 7 is installed, the two clamping blocks 8 are aligned with the two notches 5 and clamped into the interiors of the two notches 5, the conical tetrahedron 6 is aligned with the tetrahedron 9 and inserted into the interior of the tetrahedron 9, the conical tetrahedron 6 firstly presses the second inverted T-shaped inserted pin 1102 through the inclined surface of the end part of the second inverted T-shaped inserted pin 1102 in the process of being inserted into the interior of the tetrahedron 9, the second inverted T-shaped inserted pin 1102 compresses the first spring 1103, and when the second inverted T-shaped inserted pin 1102 is aligned with the first conical slot 101, the end part of the second inverted T-shaped inserted pin 1102 is inserted into the interior of the first conical slot 101 through the elastic force of the first spring 1103, so that the fixed sleeve cover 7 is stably and firmly installed on the surface of the nut 2 and the upper part of the screw 1 and is not easy to fall off;
A sliding inner groove 1106 is formed in the bottom of the inner groove 10, a sliding block 1105 is installed at the bottom of one end of the first inverted-T-shaped plug 1101, the sliding block 1105 is slidably installed in the sliding inner groove 1106, and a second spring 1104 is installed between one side of the sliding block 1105 and one end of the sliding inner groove 1106, as in fig. 3, the second spring 1104 is in a stretching state, and pulls the first inverted-T-shaped plug 1101 through the sliding block 1105; the surface of the fixed sleeve cover 7 is provided with a rotary sleeve cover 12, the inside of the rotary sleeve cover 12 is provided with a convex ring 13, the inner side of the convex ring 13 is symmetrically provided with two second conical slots 14, the surface of the fixed sleeve cover 7 is provided with a first ring slot 15, the convex ring 13 is arranged in the first ring slot 15, the other end of the first inverted T-shaped bolt 1101 is in contact with the inner side of the convex ring 13, so that the first inverted T-shaped bolt 1101 can enable the end of the second inverted T-shaped bolt 1102 to be inserted into the first conical slot 101 through a first spring 1103, and the effectiveness and stability of the insertion are maintained; four third springs 16 are arranged at equal distance at the bottom of the first ring groove 15, abutting blocks 17 are arranged at the tops of the third springs 16, and the tops of the abutting blocks 17 are abutted against the bottom of the convex ring 13; the surface of the fixed sleeve cover 7 is provided with a second ring groove 18, two communication ports 19 are formed between the second ring groove 18 and the first ring groove 15, two inverted L-shaped clamping blocks 20 are annularly and equidistantly arranged in the rotary sleeve cover 12, and the two inverted L-shaped clamping blocks 20 are arranged in the second ring groove 18, so that the rotary sleeve cover 12 can be effectively rotated and adjusted, and the rotary sleeve cover 12 can be compressed and adjusted, and the fixed sleeve cover 7 is detached from the surface of the nut 2 and the upper part of the screw 1;
The rotating sleeve cover 12 and the fixed sleeve cover 7 are wrapped on the surface of the nut 2 to protect the nut 2, so that the nut 2 cannot be loosened and shed and cannot be maliciously disassembled;
When the nut 2 needs to be disassembled, the rotary sleeve cover 12 is rotated, the rotary sleeve cover 12 drives the two inverted L-shaped clamping blocks 20 to rotate in the second ring groove 18, the two inverted L-shaped clamping blocks 20 are aligned to the two communication ports 19, then the rotary sleeve cover 12 is pressed, the two inverted L-shaped clamping blocks 20 slide into the first ring groove 15 through the two communication ports 19, meanwhile, the rotary sleeve cover 12 is pressed to drive the convex ring 13 to move so as to squeeze the abutting block 17, so that the third spring 16 is compressed, the movement of the convex ring 13 drives the two second conical slots 14 to move, when the two second conical slots 14 and the two inner grooves 10 are aligned, the elastic force of the second spring 1104 is recovered, the sliding block 1105 pulls the first inverted T-shaped plug 1101 to move, the first inverted T-shaped plug 1101 is inserted into the second conical slots 14, the movement of the first inverted T-shaped plug 1101 drives the first spring 1103 and the second inverted T-shaped plug 1102 to move, so that the second inverted T-shaped plug 1102 is moved from the first inverted T-shaped plug 14, the second inverted T-shaped plug 1102 is withdrawn from the first conical slots 101, and the nut 1102 can be disassembled after the nut is disassembled from the first conical slots 101, and the nut 2 can be disassembled after the nut is disassembled;
This nut has anticreep theftproof structure, makes nut and screw rod can not take place not hard up and drop because of violent vibrations after being connected, and nut and screw rod are difficult to by maliciously dismantlement simultaneously after being connected to the effectual security that improves the nut use, this anticreep theftproof nut simple structure simultaneously, convenient to use is convenient, reliable and stable, and the security is high, therefore, this anticreep theftproof nut can satisfy the demand of safe handling.
In the second embodiment, when the anti-falling and anti-theft nut includes the screw 1, the first taper slot 101, the nut 2, the connecting component A3, the connecting component B4, the notch 5, the taper tetrahedron 6, the fixing cover 7, the clamping block 8, the tetrahedron slot 9, the inner slot 10, the fixing clamping piece 11, the second inverted T-shaped bolt 1102 and the first spring 1103, and the inner slot 10 is symmetrically opened in the fixing cover 7, the inner slot 10 is not communicated with the outside of the fixing cover 7, the first spring 1103 is connected between the inside of the inner slot 10 and the second inverted T-shaped bolt 1102, and other structures are positioned and connected in the same manner as the first embodiment;
The anti-falling and anti-theft effects achieved in the second embodiment are best, but the nut 2 and the fixed sleeve cover 7 cannot be disassembled, and the screw 1 and the nut 2 can only be cut by a cutting machine when the nut 2 and the nut 1 cannot be reused;
The installation process is as follows; the fixing sleeve cover 7 is installed on the surface of the nut 2 and is positioned at the upper part of the screw 1, when the fixing sleeve cover is installed, the two clamping blocks 8 are aligned with the two notches 5 and clamped into the interiors of the two notches 5, the conical tetrahedron 6 is aligned with the tetrahedron 9 and is inserted into the interior of the tetrahedron 9, the conical tetrahedron 6 firstly presses the second inverted T-shaped bolt 1102 through the inclined surface of the end part of the second inverted T-shaped bolt 1102 in the process of being inserted into the interior of the tetrahedron 9, the second inverted T-shaped bolt 1102 compresses the first spring 1103, and when the second inverted T-shaped bolt 1102 is aligned with the first conical slot 101, the end part of the second inverted T-shaped bolt 1102 is inserted into the interior of the first conical slot 101 through the elastic force of the first spring 1103, so that the fixing sleeve cover 7 is stably and firmly installed on the surface of the nut 2 and the upper part of the screw 1 without falling off.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (1)
1. The utility model provides a nut of anticreep theftproof, includes screw rod (1), nut (2), connecting component A (3) and connecting component B (4), its characterized in that: the screw rod (1) is connected between the connecting component A (3) and the connecting component B (4), the nut (2) is connected to the surface of the screw rod (1), two notches (5) are symmetrically formed in the surface of the nut (2), a conical tetrahedron (6) is formed in the top of the screw rod (1), two clamping blocks (8) are symmetrically arranged in the fixing cover (7), the two clamping blocks (8) are clamped in the two notches (5), four-sided conical grooves (9) are formed in the top of the inner portion of the fixing cover (7), the conical tetrahedron (6) is inserted in the four-sided conical grooves (9), two inner grooves (10) are symmetrically formed in the surface of the fixing cover (7), the two inner grooves (10) are communicated with the fixing cover (7), and fixing clamping pieces (11) are arranged in the two inner grooves (10);
The fixing clamp piece (11) comprises a first inverted T-shaped bolt (1101), a second inverted T-shaped bolt (1102) and a first spring (1103), wherein the first inverted T-shaped bolt (1101) and the second inverted T-shaped bolt (1102) are arranged at two ends of the inner groove (10), the first spring (1103) is connected between the first inverted T-shaped bolt (1101) and the second inverted T-shaped bolt (1102) and is positioned in the middle of the inner groove (10), inclined surfaces are formed at the end parts of the first inverted T-shaped bolt (1101) and the second inverted T-shaped bolt (1102), two first conical slots (101) are symmetrically formed at the upper part of the screw (1), and the second inverted T-shaped bolt (1102) is spliced in the first conical slots (101) through the inclined surfaces;
A sliding inner groove (1106) is formed in the bottom of the inner groove (10), a sliding block (1105) is arranged at the bottom of one end of the first inverted T-shaped bolt (1101), the sliding block (1105) is slidably arranged in the sliding inner groove (1106), and a second spring (1104) is arranged between one side of the sliding block (1105) and one end of the sliding inner groove (1106);
The surface mounting of fixed cover (7) rotates cover (12), the internally mounted who rotates cover (12) has protruding circle (13), two second taper slot (14) have been seted up to the inboard symmetry of protruding circle (13), first circle groove (15) have been seted up on the surface of fixed cover (7), the inside at first circle groove (15) is installed to protruding circle (13), the other end of first reverse T shape bolt (1101) is inconsistent with the inboard of protruding circle (13), four third springs (16) are installed to the bottom equidistance of first circle groove (15), support piece (17) are all installed at the top of third spring (16), the top of supporting piece (17) is inconsistent with the bottom of protruding circle (13), second circle groove (18) have been seted up on the surface of fixed cover (7), two intercommunication mouths (19) have been seted up between second circle groove (18) and first circle groove (15), two reverse L shape fixture blocks (20) are installed to the inside annular equidistance of rotating cover (12), two reverse L shape fixture blocks (20) are installed at the inside of second circle (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210522586.2A CN114893491B (en) | 2022-05-14 | 2022-05-14 | Anti-drop anti-theft nut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210522586.2A CN114893491B (en) | 2022-05-14 | 2022-05-14 | Anti-drop anti-theft nut |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114893491A CN114893491A (en) | 2022-08-12 |
| CN114893491B true CN114893491B (en) | 2024-04-19 |
Family
ID=82720989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210522586.2A Active CN114893491B (en) | 2022-05-14 | 2022-05-14 | Anti-drop anti-theft nut |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114893491B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115789061B (en) * | 2023-02-07 | 2023-04-11 | 常州市恒瑞汽车科技有限公司 | Antitheft nut and nut assembly for locking automobile tire |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4648293A (en) * | 1983-06-10 | 1987-03-10 | Mcgard, Inc. | Locknut and key therefor |
| CN201547109U (en) * | 2009-11-16 | 2010-08-11 | 浙江江山特种变压器有限公司 | Combined multifunctional anti-theft anti-loose fastener |
| KR20140006162U (en) * | 2013-05-29 | 2014-12-09 | 덕원이엔티 주식회사 | Cap for bolt and nut |
| WO2018039948A1 (en) * | 2016-08-31 | 2018-03-08 | 杨东佐 | Fastening connection structure, fastening connection assembly and crankshaft connecting rod mechanism |
| CN110131282A (en) * | 2019-06-18 | 2019-08-16 | 海盐卫士标准件有限公司 | A kind of cold-resistant nut of railway |
| CN110285126A (en) * | 2019-07-25 | 2019-09-27 | 海盐宏合标准件有限公司 | A kind of multifunctional nut bolt assembly |
| CN209458254U (en) * | 2019-02-21 | 2019-10-01 | 江西成德紧固件有限公司 | A kind of detachable anti-theft bolt component |
| CN210318229U (en) * | 2019-06-13 | 2020-04-14 | 李宏益 | Raw materials back of body wheel with adjustable |
| CN212928475U (en) * | 2020-07-22 | 2021-04-09 | 云南华晟电力器材有限公司 | Ground bolt anti-dismounting and anti-theft nut for electric iron tower |
| CN113483007A (en) * | 2021-08-11 | 2021-10-08 | 常州宜轩五金有限公司 | Automatic locking screw |
| CN216478362U (en) * | 2021-12-06 | 2022-05-10 | 大连卓鑫科技有限公司 | Anti-dismantling connecting piece |
-
2022
- 2022-05-14 CN CN202210522586.2A patent/CN114893491B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4648293A (en) * | 1983-06-10 | 1987-03-10 | Mcgard, Inc. | Locknut and key therefor |
| CN201547109U (en) * | 2009-11-16 | 2010-08-11 | 浙江江山特种变压器有限公司 | Combined multifunctional anti-theft anti-loose fastener |
| KR20140006162U (en) * | 2013-05-29 | 2014-12-09 | 덕원이엔티 주식회사 | Cap for bolt and nut |
| WO2018039948A1 (en) * | 2016-08-31 | 2018-03-08 | 杨东佐 | Fastening connection structure, fastening connection assembly and crankshaft connecting rod mechanism |
| CN209458254U (en) * | 2019-02-21 | 2019-10-01 | 江西成德紧固件有限公司 | A kind of detachable anti-theft bolt component |
| CN210318229U (en) * | 2019-06-13 | 2020-04-14 | 李宏益 | Raw materials back of body wheel with adjustable |
| CN110131282A (en) * | 2019-06-18 | 2019-08-16 | 海盐卫士标准件有限公司 | A kind of cold-resistant nut of railway |
| CN110285126A (en) * | 2019-07-25 | 2019-09-27 | 海盐宏合标准件有限公司 | A kind of multifunctional nut bolt assembly |
| CN212928475U (en) * | 2020-07-22 | 2021-04-09 | 云南华晟电力器材有限公司 | Ground bolt anti-dismounting and anti-theft nut for electric iron tower |
| CN113483007A (en) * | 2021-08-11 | 2021-10-08 | 常州宜轩五金有限公司 | Automatic locking screw |
| CN216478362U (en) * | 2021-12-06 | 2022-05-10 | 大连卓鑫科技有限公司 | Anti-dismantling connecting piece |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114893491A (en) | 2022-08-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114893491B (en) | Anti-drop anti-theft nut | |
| CN108544424B (en) | Bearing dismounting device and method | |
| CN116345923A (en) | Outdoor photovoltaic energy storage inverter convenient to install and installation method thereof | |
| CN209762608U (en) | Outdoor video monitoring equipment | |
| CN110541845A (en) | automatic locking device of filter screen | |
| CN210588254U (en) | Quick pressing device for machining flange plate and flange plate machining device | |
| CN211386728U (en) | Positioning structure of high-pressure machine | |
| CN213319923U (en) | Dismounting device of cutter head transmission case of filter stick forming machine | |
| CN209239535U (en) | A kind of butterfly valve clamp for machining | |
| CN212536342U (en) | Guide rod pressing structure convenient to install | |
| CN113175613A (en) | Fixing device and fixing method for loosening part acceleration sensor | |
| CN214663080U (en) | Computer network safety monitoring equipment | |
| CN210919588U (en) | Automatic locking device for filter screen | |
| CN217294203U (en) | Rubber shock pad and support fastener | |
| CN202001475U (en) | Asymmetric self-locking nut | |
| CN219355662U (en) | Quick-dismantling device for filter cartridge and dust removing equipment | |
| CN217026062U (en) | Tool clamp for optical coating processing | |
| CN220463003U (en) | Simple tool for processing special-shaped broken pieces | |
| CN212572310U (en) | Motor stator and rotor break away from frock | |
| CN211539656U (en) | Milling tool for aircraft parts | |
| CN214213595U (en) | Wrench for quickly disassembling and assembling various filter elements | |
| CN216066399U (en) | Bearing ring turning internal expanding type clamp | |
| CN212824949U (en) | Clamping and locking component and instrument | |
| CN218035155U (en) | Medium flow detection device for biomass boiler energy efficiency test | |
| CN220324897U (en) | Terminal crimping clamping jaw device |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |