Hardware fastener convenient to install

Abstract

The utility model relates to the technical field of hardware fasteners, and discloses a hardware fastener convenient to install, which comprises a bolt, a gasket is connected to the upper end of the outer wall of the bolt in a sliding manner, a limiting mechanism is arranged at the upper end of the gasket, an anti-loosening mechanism is arranged on the outer wall of the lower end of the bolt, and the anti-loosening mechanism is connected with the gasket in a sliding manner. According to the hardware fastener convenient to install, through the arrangement of the limiting mechanism, when an extrusion plate moves downwards, an L-shaped rod is pushed to rotate upwards, a limiting block moves upwards and is clamped into a limiting groove, and a bolt is limited, so that the situation that when a worker fastens the bolt, parameters such as torque are adjusted too much due to insufficient experience, and the bolt cannot be tightly fixed is avoided. Due to the fact that the gasket is prone to deformation, breakage, deformation and the like when bearing large pressure, the fastening effect of the bolt is affected, the bolt is prone to loosening, falling off and the like when vibrated, and normal operation of equipment is affected.

Description

TECHNICAL FIELD

[0001] The utility model relates to hardware fastener technical field, concretely is a hardware fastener convenient to installation. BACKGROUND

[0002] Hardware fastener refers to the adoption of a kind of mechanical part when two or more than two parts (or component) fastening connection becomes a whole, commonly known as bolt, nut, screw, washer, pin, rivet etc., in various mechanical equipment, building, vehicle and many other fields play the key role of connection, fixed.

[0003] The existing washer is installed in cooperation with bolt, if staff is insufficient experience, it is easy to adjust excessive torque parameter, when washer bears greater pressure, it is easy to produce deformation, and appear rupture, deformation etc. UTILITY MODEL CONTENT

[0004] The utility model discloses a hardware fastener convenient to installation to solve the problem in the background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a hardware fastener convenient to installation, including bolt, the upper end of the outer wall of bolt is connected with washer slidingly, the upper end of washer is provided with the limiting mechanism that prevents washer deformation, the outer wall of the lower end of bolt is provided with the anti-loosening mechanism that prevents bolt loose and fall off, the limiting mechanism includes:

[0006] Mobile groove, the mobile groove is established in the upper surface of washer, and the bottom of mobile groove is fixedly connected with support spring;

[0007] Limiting groove, the limiting groove is established in the lower surface of bolt top cover.

[0008] Preferably, the upper end of support spring is fixedly connected with extrusion plate, both sides of extrusion plate are hinged with L type rod, the inner side of left end of L type rod is connected with limiting block slidingly, by setting limiting block, when L type rod rotates upwards, limiting block is pushed and moves upwards, makes limiting block enter limiting groove, and the bolt is positioned, avoids staff and tightens bolt when the torque parameter is adjusted too large due to insufficient experience, when washer bears greater pressure, it is easy to produce deformation, and appear rupture, deformation etc.

[0009] Preferably, the outer wall of the lower end of the bolt is provided with a movable groove, the inner wall of the movable groove is fixedly connected with a connecting rod, the outer wall of the connecting rod is slidably connected with a supporting rod, the right side of the supporting rod is fixedly connected with a spiral spring, by setting the spiral spring, when the supporting rod is extruded, the spiral spring is stretched, driving the supporting rod to rotate towards the inside of the bolt, so that the nut is not affected when moving, thereby facilitating the installation and removal of the staff, at the same time, the spiral spring can support the supporting rod, put the bolt into the slot hole, so that the supporting rod can be supported by the inner wall of the slot hole, and guide the bolt, so that the bolt can move linearly when fastening, thereby reducing the wire slipping condition.

[0010] Preferably, the supporting rod is provided with three groups and is arranged in a circumferential whole row, by setting the connecting rod, when the supporting rod rotates outward, the nut is limited, avoiding the nut from being in a vibrating environment for a long time, which can cause loosening and falling off, causing the originally fastened parts to separate, and the parts are prone to collision, friction and other conditions, and affect the normal operation of the equipment, and in serious cases, it can cause damage to the equipment.

[0011] Preferably, the outer wall of the bolt is threadedly connected with a nut.

[0012] Preferably, the shape of the limiting block is triangular.

[0013] Compared with the prior art, the utility model provides a hardware fastener convenient to install, which has the following beneficial effects:

[0014] 1、 the hardware fastener convenient to install, through setting moving groove, supporting spring, extrusion plate, L type rod, limiting block, limiting groove, when the bolt moves downward, extrusion plate is extruded, supporting spring is compressed, driving extrusion plate to move downward, extrusion plate extrudes L type rod, the left end of L type rod rotates upward, and limiting block is pushed to move upward, limiting block is clamped into limiting groove, and the bolt is limited, avoiding the staff from adjusting the torque and other parameters too large when fastening the bolt due to insufficient experience, when the gasket bears large pressure, it is easy to produce deformation, and breakage, deformation and other conditions occur, thereby affecting the fastening effect of the bolt, and the bolt is more prone to loosening and falling off when vibrating, and affecting the normal operation of the equipment.

[0015] 2. The hardware fastener convenient to install, through the setting movable slot, connecting rod, support rod, twisted spring, when the nut is tightened, make and no longer exert pressure on the support rod, make the twisted spring reset, and push the support rod to rotate to the outside of the bolt, make the support rod limit the nut, avoid the nut in the vibration environment for a long time, easy to appear loose and fall off situation, cause the originally fastened part to separate, make the part easy to appear collision, friction and so on, and influence the normal operation of the equipment, serious time will cause the equipment damage. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is whole structure schematic diagram of the utility model;

[0017] Figure 2 It is sectional structure schematic diagram of the utility model;

[0018] Figure 3 It is local structure schematic diagram of the utility model;

[0019] Figure 4 It is the utility model Figure 2 A place enlarged structure schematic diagram of place.

[0020] In the drawing: 1, bolt;2, nut;3, washer;4, limiting mechanism;41, moving groove;42, support spring;43, extrusion plate;44, L-shaped rod;45, limiting block;46, limiting groove;5, anti-loose mechanism;51, movable slot;52, connecting rod;53, support rod;54, twisted spring. Specific implementation

[0021] As Figures 1-4 shown, the utility model provides a technical scheme: a hardware fastener convenient to install, including bolt 1, the outer wall threaded connection of bolt 1 has nut 2, the upper end of bolt 1 outer wall is connected with washer 3 slidingly, the upper end of washer 3 is provided with the limiting mechanism 4 of preventing washer 3 deformation, the outer wall of bolt 1 lower end is provided with the anti-loose mechanism 5 of preventing bolt 1 loose and fall off.

[0022] The limiting mechanism 4 comprises a moving groove 41, a supporting spring 42, a pressing plate 43, an L-shaped rod 44, a limiting block 45 and a limiting groove 46. The moving groove 41 is arranged on the upper surface of the gasket 3. The bottom end of the moving groove 41 is fixedly connected with the supporting spring 42. The supporting spring 42 is arranged to make the pressing plate 43 move upward when the pressing plate 43 is no longer pressed, so that the L-shaped rod 44 is pulled downward to rotate, the limiting block 45 is reset, the bolt 1 is released from the limiting, the bolt 1 is not affected during disassembly, the gasket 3 is convenient for the staff to replace, the limiting groove 46 is arranged on the lower surface of the top cover of the bolt 1, the upper end of the supporting spring 42 is fixedly connected with the pressing plate 43, the two sides of the pressing plate 43 are hingedly connected with the L-shaped rod 44, the inner side of the left end of the L-shaped rod 44 is slidingly connected with the limiting block 45, the limiting block 45 is triangular, the limiting block 45 is arranged to make the limiting block 45 move upward when the L-shaped rod 44 rotates upward, the limiting block 45 is clamped into the limiting groove 46, and the bolt 1 is limited, so that the staff is prevented from adjusting the torque and other parameters too large when tightening the bolt 1 due to lack of experience, the gasket 3 is prevented from being deformed and broken when bearing a large pressure, the tightening effect of the bolt 1 is affected, the fastened parts are loosened, the position relationship between the parts is changed, and the normal operation of the equipment is affected. The limiting block 45 is slidingly connected to the inner wall of the moving groove 41.

[0023] The anti-loosening mechanism 5 comprises a movable groove 51, a connecting rod 52, a supporting rod 53 and a twisted spring 54. The outer wall of the lower end of the bolt 1 is provided with the movable groove 51. The inner wall of the movable groove 51 is fixedly connected with the connecting rod 52. The connecting rod 52 is slidingly connected with the supporting rod 53. The right side of the supporting rod 53 is fixedly connected with the twisted spring 54. The twisted spring 54 is arranged to stretch and drive the supporting rod 53 to rotate into the bolt 1 when the supporting rod 53 is pressed, so that the nut 2 is not affected during movement, thereby facilitating the staff to install and release. Meanwhile, the twisted spring 54 can support the supporting rod 53, the bolt 1 is placed in the slot hole, the supporting rod 53 can be supported by the inner wall of the slot hole, the bolt 1 is guided, the bolt 1 can move linearly during tightening, thereby reducing the situation of wire slipping. The supporting rod 53 is provided with three groups and is arranged in a circular array. The connecting rod 52 is arranged to limit the nut 2 when the supporting rod 53 rotates outward, so that the nut 2 is prevented from loosening and falling off in a long-term vibration environment, the originally fastened parts are separated, the parts are prone to collision and friction, the normal operation of the equipment is affected, and the equipment is seriously damaged.

[0024] Working principle: first, the gasket 3 is placed under the top cover of the bolt 1, and then the bolt 1 is rotated to tighten the equipment connection, when the bolt 1 moves downward, the extrusion plate 43 is extruded, the supporting spring 42 is compressed, the extrusion plate 43 is driven to move downward, the extrusion plate 43 extrudes the L-shaped rod 44, the left end of the L-shaped rod 44 rotates upward, and the limiting block 45 is pushed upward to be clamped into the limiting groove 46, and the bolt 1 is limited, which avoids that when the staff tightens the bolt 1, the torque and other parameters are adjusted too large due to lack of experience, which causes the gasket 3 to bear large pressure, and deformation and rupture occur, which cannot continuously ensure effective connection, so that the tightening effect of the bolt 1 is affected, and the bolt 1 is more prone to looseness and falling off when subjected to vibration, which affects the normal operation of the equipment, when the staff reversely rotates the bolt 1, the limiting block 45 slides along the inclined surface of the limiting groove 46, the bolt 1 can continue to move upward, the extrusion plate 43 is no longer extruded, the supporting spring 42 rebounds, the extrusion plate 43 is pushed to move upward, the extrusion plate 43 pulls the L-shaped rod 44 to rotate downward, and the limiting block 45 resets, so that the bolt 1 is not affected when disassembled.

[0025] When the nut 2 is sleeved on the outer wall of the bolt 1, the supporting rod 53 is extruded by the nut 2, the coil spring 54 is stretched, the supporting rod 53 is driven to rotate to the inside of the bolt 1, the nut 2 is not affected when moving, when the nut 2 is tightened, the supporting rod 53 is no longer pressed, the coil spring 54 resets, and the supporting rod 53 is pushed to rotate to the outside of the bolt 1, the supporting rod 53 limits the nut 2, avoids that the nut 2 is in a vibrating environment for a long time, and is prone to looseness and falling off, which causes the originally fastened parts to separate, the parts are prone to collision and friction, and the normal operation of the equipment is affected, and in serious cases, the equipment is damaged, at the same time, the separated parts are prone to splashing when subjected to part collision and friction, thereby causing a safety accident to the on-site staff.

[0026] The above has made a detailed description of the utility model, but some modifications or improvements can be made on the basis of the utility model, which is obvious to those skilled in the art. Therefore, the modifications or improvements without departing from the spirit of the utility model are within the protection scope of the utility model.

Claims

1. A hardware fastener that is easy to install, comprising a bolt (1), characterized in that: A washer (3) is slidably connected to the upper end of the outer wall of the bolt (1). A limiting mechanism (4) is provided at the upper end of the washer (3) to prevent deformation of the washer (3). An anti-loosening mechanism (5) is provided on the outer wall of the lower end of the bolt (1) to prevent the bolt (1) from loosening and falling off. The limiting mechanism (4) includes: The movable groove (41) is formed on the upper surface of the washer (3), and a support spring (42) is fixedly connected to the bottom end of the movable groove (41). The limiting groove (46) is formed on the lower surface of the top cover of the bolt (1).

2. The easy-to-install hardware fastener according to claim 1, characterized in that: The upper end of the support spring (42) is fixedly connected to a compression plate (43), and L-shaped rods (44) are hinged to both sides of the compression plate (43). A limit block (45) is slidably connected to the inner side of the left end of the L-shaped rod (44), and the limit block (45) is slidably connected to the inner wall of the moving groove (41).

3. The easy-to-install hardware fastener according to claim 1, characterized in that: The lower end of the bolt (1) has a movable groove (51) on its outer wall. A connecting rod (52) is fixedly connected to the inner wall of the movable groove (51). A support rod (53) is slidably connected to the outer wall of the connecting rod (52). A hinge spring (54) is fixedly connected to the right side of the support rod (53).

4. The easy-to-install hardware fastener according to claim 3, characterized in that: The support rods (53) are provided in three sets and arranged in a circular pattern.

5. The easy-to-install hardware fastener according to claim 1, characterized in that: The bolt (1) has a nut (2) threaded onto its outer wall.

6. The easy-to-install hardware fastener according to claim 2, characterized in that: The limiting block (45) is triangular in shape.

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