CN113431825A

CN113431825A - High-tightness end plate bolt

Info

Publication number: CN113431825A
Application number: CN202110590865.8A
Authority: CN
Inventors: 张东
Original assignee: Individual
Current assignee: Shenzhen Tianfucheng Technology Co ltd
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2021-09-24
Anticipated expiration: 2041-05-28
Also published as: CN113431825B; CN115653980A

Abstract

The invention discloses an end plate bolt with high tightness, relates to the technical field of combined bolts, and solves the problem that the existing end plate bolt mainly has a locking effect and does not have an anti-loosening function of directly embedding and fixing with the surface of a plate through locking. The end plate bolt with high tightness comprises a polished rod and an inner supporting plate; a screw disc is integrally arranged at the top of the polished rod; a clamping ring is fixedly arranged at the top of the spiral plate; the top of the clamping ring is fixedly provided with a special-shaped spring; the polished rod is characterized by further comprising a screw rod, the bottom of the polished rod is of a conical transition structure, the bottom of the polished rod is integrally provided with the screw rod, the screw rod is fixedly provided with a locking nut through threaded connection, the whole position of the bolt and the top of an assembly through hole of a plate can be fixed through assembly by means of a special-shaped spring and a clamping piece, the bottom of the clamping piece is provided with a one-way tooth structure, the one-way tooth structure can be fixed after being clamped into the plate, the bolt can be prevented from loosening and loosening, and convenience is brought to fixed connection of the end plate.

Description

High-tightness end plate bolt

Technical Field

The invention relates to the technical field of assembling bolts, in particular to an end plate bolt with high fastening degree.

Background

The bolt is a fastener consisting of a head part and a screw (a cylinder with external threads), needs to be matched with a nut and is used for fastening and connecting two parts with through holes, and the bolt is a mechanical part and is a cylindrical threaded fastener matched with the nut; the bolts used for connecting the two sets of plates are generally assembled and fixed by being penetrated.

A patent, for example, patent No. CN203453236U, which was examined discloses an end plate bolt with high fastening. The bolt comprises a bolt body, wherein a head of the bolt body is provided with a nail head integrated with the bolt body, a thread fixing end is arranged at the tail of the bolt body, a bowl-shaped fastening check ring is arranged between the nail head and the bolt body, and threads are uniformly distributed on the surface of the thread fixing end. The end plate bolt with high tightness is compact in structure, safety is improved, and usability is improved.

For example, patent No. CN205260539U discloses an end plate bolt with high fastening degree, which includes a bolt body and a hexagonal head disposed on one side of the bolt body, the bolt body is a smooth cylindrical surface, a threaded cylindrical surface is disposed at one end of the bolt body, which is far away from the hexagonal head, a vertical groove is disposed on the threaded cylindrical surface, a depth direction of the vertical groove is parallel to a radial direction of the bolt body, a minimum extension diameter of the hexagonal head is greater than or equal to an outer diameter of the bolt body, and the outer diameter of the threaded cylindrical surface is equal to the outer diameter of the bolt body. The utility model discloses an adopt the screw thread cylinder that is provided with perpendicular recess, when selecting the bolt into the nut, perpendicular recess produces axial deformation under the interact power of nut and bolt, and the screw thread cylinder of bolt receive radial shearing force to make between bolt and the nut when receiving threaded relative friction, receive the torsion that perpendicular recess warp and bring, thereby the fastening degree of be higher, be difficult to drop.

However, the end plate bolt that uses at present mainly acts on for locking, does not possess the function of supplementary alignment panel, does not possess through locking and the fixed anti-loosening function of panel surface direct embedding, is unfavorable for firmly wearing to establish two sets of panels, consequently, unsatisfied current demand, has provided the end plate bolt of high fastening to this.

Disclosure of Invention

Problem (A)

The invention aims to provide an end plate bolt with high tightness, which aims to solve the problems that the currently used end plate bolt in the background technology mainly has a locking effect, does not have a function of assisting in aligning plates, does not have an anti-loosening function of directly embedding and fixing the surfaces of the plates through locking, and is not beneficial to stably penetrating and fixing two groups of plates.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: the end plate bolt with high tightness comprises a polished rod and an inner supporting plate; a screw disc is integrally arranged at the top of the polished rod; a clamping ring is fixedly arranged at the top of the spiral plate; the top of the clamping ring is fixedly provided with a special-shaped spring; the polished rod also comprises a screw rod, the bottom of the polished rod is of a conical transition structure, the bottom of the polished rod is integrally provided with the screw rod, and the outside of the screw rod is fixedly provided with a locking nut through threaded connection; the inner supporting plate also comprises a double-sided shaft bracket, a rotating end and a reset rod; a double-sided shaft bracket is fixedly arranged in the middle of one side of the inner supporting plate; two ends of the double-sided shaft bracket are rotatably provided with two groups of rotating ends through hinged connection, and the side of each rotating end is integrally provided with a reset rod.

Preferably, the polish rod further comprises a strip-shaped groove; two sets of bar grooves have been seted up to the both sides of polished rod, and the inboard both ends in bar groove all extend to the outside and have seted up the square groove.

Preferably, the screw disc further comprises a T-shaped through groove, a pin hole and a threaded end; the spiral disc is provided with six groups of T-shaped through grooves and six groups of pin holes in a surrounding way through the upper side and the lower side, and the positions of the six groups of T-shaped through grooves and the six groups of pin holes are staggered at the same interval; the middle of the top of the screw disk is integrally provided with a threaded end; the outside of threaded end is provided with the end nut through threaded connection is fixed, and the top integral type of end nut is provided with hexagonal post.

Preferably, the snap ring further comprises a ball pin; six groups of ball pins are integrally arranged at the bottom of the periphery of the clamping ring; the length of the ball stud is smaller than the depth of the pin hole.

Preferably, the inner end of the T-shaped through groove is fixedly provided with a special-shaped spring, and the top of the special-shaped spring is exposed out of one third of the T-shaped through groove; a semi-through groove structure is formed in one side of the top of the special-shaped spring, and a clamping piece is clamped at the top of the special-shaped spring.

Preferably, the bottom of the clamping piece is integrally provided with a one-way tooth structure, and the bottom surface of the clamping piece is consistent with the middle of the T-shaped through groove in height.

Preferably, the locking nut further comprises a hexagonal cylinder and a sliding groove; the bottom of the locking nut is integrally provided with a hexagonal cylinder; the top of the locking nut is provided with a sliding groove.

Preferably, the inner supporting plate further comprises a sliding sleeve connecting rod, an upper clamping block, a guide rod and a lower clamping block; a spring is sleeved outside the reset rod, and a sliding sleeve connecting rod is slidably arranged at the outer end of the reset rod; the top end of the upper sliding sleeve connecting rod is rotatably provided with an upper clamping block through hinge connection, and the bottom of the upper clamping block is integrally provided with a guide rod; the bottom of the lower sliding sleeve connecting rod is rotatably provided with a lower clamping block through a hinge; the upper clamping block and the lower clamping block are respectively clamped in square grooves at two ends of the inner side of the strip-shaped groove; the bottom of the lower clamping block is integrally provided with an arc-shaped structure, and the arc-shaped structure can be arranged in the sliding groove in a sliding manner; the guide rod penetrates through the lower clamping block and is connected with the lower clamping block in a sliding mode.

(III) advantageous effects

The invention provides an end plate bolt with high tightness, which can fix the whole position of the bolt and the top of an assembly through hole of a plate by assembly through arranging a special-shaped spring and a clamping piece, wherein the bottom of the clamping piece is provided with a one-way tooth structure, and the one-way tooth structure can be fixed after being clamped and embedded into the plate, so that the bolt can be prevented from loosening, and convenience is provided for the fixed connection of an end plate.

Secondly, through setting up interior fagging, for the bolt provides supplementary and panel location's function, in the installation of lock nut, the spout can laminate down the fixture block will descend fixture block rebound, will descend fixture block and last fixture block through the cooperation of guide arm and draw close, utilizes sliding sleeve connecting rod and release link to expand to prop with interior fagging outside, carries out assistance-localization real-time to panel.

Drawings

FIG. 1 is a schematic perspective view of an embodiment of the present invention;

FIG. 2 is a schematic bottom view of the embodiment of the present invention;

FIG. 3 is a partially disassembled schematic view in the embodiment of the present invention;

FIG. 4 is a schematic perspective view of a polish rod according to an embodiment of the present invention;

FIG. 5 is a schematic perspective view of a spiral disk according to an embodiment of the present invention;

fig. 6 is a schematic perspective view of an inner supporting plate according to an embodiment of the present invention;

FIG. 7 is a schematic perspective view of a profiled spring according to an embodiment of the present invention;

FIG. 8 is a schematic perspective view of a clip according to an embodiment of the present invention;

in fig. 1 to 8, the correspondence between the part names or lines and the reference numbers is:

1. a polish rod; 101. a screw; 102. a strip-shaped groove; 2. a spiral disc; 201. a T-shaped through slot; 202. a pin hole; 203. a threaded end; 3. a snap ring; 301. a ball stud; 4. a special-shaped spring; 5. a fastener; 6. an end nut; 7. locking the nut; 701. a hexagonal cylinder; 702. a chute; 8. an inner supporting plate; 801. a double-sided shaft bracket; 802. a rotating end; 803. a reset lever; 804. a sliding sleeve connecting rod; 805. an upper clamping block; 806. a guide bar; 807. and a lower clamping block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1 to 8, an embodiment of the present invention includes: the end plate bolt with high tightness comprises a polished rod 1 and an inner supporting plate 8; the top of the polish rod 1 is integrally provided with a spiral disc 2; the screw disc 2 further comprises a T-shaped through groove 201, a pin hole 202 and a threaded end 203; the screw disk 2 is provided with six groups of T-shaped through grooves 201 and six groups of pin holes 202 in a surrounding way by penetrating through the upper side and the lower side, and the positions of the six groups of T-shaped through grooves 201 and the six groups of pin holes 202 are staggered at the same interval; the middle of the top of the screw disk 2 is integrally provided with a threaded end 203; the outer side of the threaded end 203 is fixedly provided with an end nut 6 through threaded connection, and the top of the end nut 6 is integrally provided with a hexagonal column; the top of the spiral plate 2 is fixedly provided with a clamping ring 3; wherein, the snap ring 3 also comprises a ball stud 301; six groups of ball pins 301 are integrally arranged at the bottom of the periphery of the clamping ring 3; the length of ball stud 301 is less than the depth of pin hole 202; the top of the clamping ring 3 is fixedly provided with a special-shaped spring 4; the polished rod 1 further comprises a screw rod 101, the bottom of the polished rod 1 is of a conical transition structure, the screw rod 101 is integrally arranged at the bottom of the polished rod 1, and a locking nut 7 is fixedly arranged outside the screw rod 101 through threaded connection; wherein, the polished rod 1 also comprises a strip-shaped groove 102; two sides of the polished rod 1 are provided with two groups of strip-shaped grooves 102, and both ends of the inner side of each strip-shaped groove 102 extend outwards to form square grooves; wherein, the inner end of the T-shaped through groove 201 is fixedly provided with a special-shaped spring 4, and the top of the special-shaped spring 4 is exposed out of one third of the T-shaped through groove 201; a semi-through groove structure is formed in one side of the top of the special-shaped spring 4, and a clamping piece 5 is clamped at the top of the special-shaped spring 4; the bottom of the clamping piece 5 is integrally provided with a one-way tooth structure, and the bottom surface of the clamping piece 5 is consistent with the middle of the T-shaped through groove 201 in height; the inner supporting plate 8 also comprises a double-sided shaft bracket 801, a rotating end 802 and a reset rod 803; a double-sided shaft bracket 801 is fixedly arranged in the middle of one side of the inner supporting plate 8; two ends of the double-sided shaft bracket 801 are rotatably provided with two groups of rotating ends 802 through hinging, and the sides of the rotating ends 802 are integrally provided with a reset rod 803.

The locking nut 7 further comprises a hexagonal cylinder 701 and a sliding groove 702; the bottom of the locking nut 7 is integrally provided with a hexagonal cylinder 701; the top of the locking nut 7 is provided with a sliding groove 702.

Wherein, the inner supporting plate 8 further comprises a sliding sleeve connecting rod 804, an upper fixture block 805, a guide rod 806 and a lower fixture block 807; a spring is sleeved on the outer side of the reset rod 803, and a sliding sleeve connecting rod 804 is slidably arranged at the outer end of the reset rod 803; the top end of the upper sliding sleeve connecting rod 804 is rotatably provided with an upper clamping block 805 through hinge connection, and the bottom of the upper clamping block 805 is integrally provided with a guide rod 806; the bottom of the lower sliding sleeve connecting rod 804 is rotatably provided with a lower clamping block 807 through hinging; the upper fixture block 805 and the lower fixture block 807 are respectively clamped in square grooves at two ends of the inner side of the strip-shaped groove 102; the bottom of the lower fixture block 807 is integrally provided with an arc-shaped structure, and the arc-shaped structure can be slidably arranged in the sliding groove 702; guide rod 806 passes through lower fixture 807 and is slidably connected with lower fixture 807.

The working principle is as follows: when the positioning device is used, through holes are required to be formed in the two groups of plates and are matched with bolts for assembly, and the two sides of each through hole are provided with a sliding groove structure for alignment, which is matched with the outer part of the inner supporting plate 8, in an extending manner according to the installation requirement; after the polished rod 1 and the screw 101 penetrate through the bolt, the locking nut 7 is sleeved at the outer end of the screw 101 for locking, in the locking process of the locking nut 7, the sliding groove 702 is contacted with the lower clamping block 807 and then draws the lower clamping block 807 to the upper clamping block 805, meanwhile, the sliding sleeve connecting rod 804 is utilized to push the inner supporting plate 8 to the sliding groove structure for aligning the two sides of the through hole of the plate, the inner supporting plate 8 is clamped in the sliding groove structure for aligning to align the two groups of plates, and alignment of the two groups of plates is kept.

After installing lock nut 7, installation snap ring 3 inserts pinhole 202 with bulb round pin 301, then installation end nut 6 locks through 6 cooperation threaded end 203 of end nut, presses down snap ring 3, and snap ring 3 presses down heterotypic spring 4 and fastener 5, makes the bottom card embedding panel of fastener 5 in, realizes the fixed to panel, can prevent the pine from taking off.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. End plate bolt of high tautness, its characterized in that: comprises a polish rod (1) and an inner supporting plate (8); the top of the polish rod (1) is integrally provided with a screw disc (2); a snap ring (3) is fixedly arranged at the top of the spiral plate (2); the top of the clamping ring (3) is fixedly provided with a special-shaped spring (4); the polished rod (1) further comprises a screw rod (101), the bottom of the polished rod (1) is of a conical transition structure, the screw rod (101) is integrally arranged at the bottom of the polished rod (1), and a locking nut (7) is fixedly arranged outside the screw rod (101) through threaded connection; the inner supporting plate (8) further comprises a double-sided shaft bracket (801), a rotating end (802) and a reset rod (803); a double-sided shaft bracket (801) is fixedly arranged in the middle of one side of the inner supporting plate (8); two ends of the double-faced shaft bracket (801) are rotatably provided with two groups of rotating ends (802) through hinged connection, and the side of each rotating end (802) is integrally provided with a reset rod (803).

2. The high-tightness end plate bolt according to claim 1, wherein: the polish rod (1) also comprises a strip-shaped groove (102); two sets of bar grooves (102) are seted up to the both sides of polished rod (1), and the inboard both ends of bar groove (102) all extend to the outside and have seted up the square groove.

3. The high-tightness end plate bolt according to claim 1, wherein: the screw disc (2) further comprises a T-shaped through groove (201), a pin hole (202) and a threaded end (203); the screw disc (2) is provided with six groups of T-shaped through grooves (201) and six groups of pin holes (202) in a surrounding way by penetrating through the upper side and the lower side, and the positions of the six groups of T-shaped through grooves (201) and the six groups of pin holes (202) are staggered at the same interval; the middle of the top of the screw disc (2) is integrally provided with a threaded end (203); the outer side of the threaded end (203) is fixedly provided with an end nut (6) through threaded connection, and the top of the end nut (6) is integrally provided with a hexagonal column.

4. The high-tightness end plate bolt according to claim 1, wherein: the clamping ring (3) further comprises a ball pin (301); six groups of ball pins (301) are integrally arranged at the bottom of the periphery of the clamping ring (3); the length of the ball stud (301) is smaller than the depth of the pin hole (202).

5. The high-tightness end plate bolt according to claim 3, wherein: the inner end of the T-shaped through groove (201) is fixedly provided with a special-shaped spring (4), and the top of the special-shaped spring (4) is exposed out of one third of the T-shaped through groove (201); a semi-through groove structure is formed in one side of the top of the special-shaped spring (4), and a clamping piece (5) is clamped at the top of the special-shaped spring (4).

6. The high-tightness end plate bolt according to claim 5, wherein: the bottom of the clamping piece (5) is integrally provided with a one-way tooth structure, and the bottom surface of the clamping piece (5) is consistent in height with the middle of the T-shaped through groove (201).

7. The high-tightness end plate bolt according to claim 1, wherein: the locking nut (7) also comprises a hexagonal cylinder (701) and a sliding groove (702); the bottom of the locking nut (7) is integrally provided with a hexagonal cylinder (701); the top of the locking nut (7) is provided with a sliding groove (702).

8. The high-tightness end plate bolt according to claim 1, wherein: the inner supporting plate (8) further comprises a sliding sleeve connecting rod (804), an upper clamping block (805), a guide rod (806) and a lower clamping block (807); a spring is sleeved on the outer side of the reset rod (803), and a sliding sleeve connecting rod (804) is arranged at the outer end of the reset rod (803) in a sliding manner; the top end of the upper sliding sleeve connecting rod (804) is rotatably provided with an upper clamping block (805) through hinged connection, and the bottom of the upper clamping block (805) is integrally provided with a guide rod (806); the bottom of the lower sliding sleeve connecting rod (804) is rotatably provided with a lower fixture block (807) through hinged connection; the upper fixture block (805) and the lower fixture block (807) are respectively clamped in square grooves at two ends of the inner side of the strip-shaped groove (102); the bottom of the lower fixture block (807) is integrally provided with an arc-shaped structure, and the arc-shaped structure can be arranged in the sliding groove (702) in a sliding manner; the guide rod (806) penetrates through the lower clamping block (807) to be in sliding connection with the lower clamping block (807).