Bolt assembly of automobile air conditioner support

Abstract

The utility model belongs to the technical field of bolts, and particularly relates to an automobile air conditioner support bolt assembly which comprises a nut, and a screw is welded to the bottom of the nut. The movable ring is pressed to drive the connecting rod to slide on the positioning rod and compress the first spring, the movable ring drives the clamping pins to move through the hinge rod, the clamping pins slide on the corresponding round rods and compress the second spring, so that the two clamping pins move in the direction away from each other, and firstly, the sleeve core is inserted into the through hole; the nut is rotated to drive the screw to sink into the threaded sleeve, the sleeve core penetrates through the through hole and extends into the groove in the nut, then force on the movable ring is released, the second spring in the compressed state is reset at the moment, and under the action of elastic force, the second spring drives the corresponding clamping pin to be clamped with one of the multiple clamping grooves, so that the clamping pin is clamped into the corresponding clamping groove. Therefore, the screw cap and the screw sleeve are further fixed, the screw sleeve is tightly connected with the screw rod and the screw cap, and the phenomenon that the screw sleeve is loosened and slides down under vibration and impact is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to bolt technical field, concretely is a kind of automobile air conditioner support bolt assembly. BACKGROUND

[0002] In the automobile manufacturing and assembly industry, bolt and nut as basic fastener, widely used in the connection of various components, including the connection of automobile air conditioner support is not exceptional. Air conditioner support as the important component of supporting air conditioning system, the stability of its connection directly affects the safety during automobile driving and the comfort of passenger.

[0003] However, now some automobile air conditioner support bolt assembly has a series of problems in the process of use, since automobile in running process can be subjected to the vibration of road surface, engine vibration and the impact of external environment, these dynamic force acts on bolt and nut, long time accumulation easily leads to bolt assembly gradually loosens. The loosening of bolt not only can make the gap between fastening connection workpiece, affect the overall rigidity of structure, serious time even can lead to workpiece mutual separation, causes air conditioning system to fall off and other serious production accidents, to the safe driving of vehicle constitutes major threat, therefore we propose a kind of automobile air conditioner support bolt assembly to solve the above problems. CONTENT OF UTILITY MODEL

[0004] (I) the technical problem solved

[0005] In view of the deficiencies of prior art, the utility model provides a kind of automobile air conditioner support bolt assembly, solves the problems raised in the above background art.

[0006] (II) technical scheme

[0007] The utility model discloses in order to realize the above-mentioned purpose specifically adopts following technical scheme:

[0008] The utility model provides an automobile air conditioner support bolt assembly, including the nut, the bottom of nut is welded with screw rod, the same through -hole is set up in screw rod on the nut, the top of nut is set up with recess, the bottom inner wall of recess is welded with four positioning rods, the connecting rod of positioning rod is connected with the sliding, the first spring is fixedly connected between the end of connecting rod and the bottom inner wall of recess, the top end of four connecting rods is fixedly connected with same moving ring, the bottom of moving ring is rotatably connected with two articulated rods, the bottom inner wall of recess is fixedly connected with two rectangular blocks, one side of rectangular block is welded with round rod, the round rod is connected with the sliding of jack pin, the end of jack pin is fixedly connected with second spring between one side of corresponding rectangular block, the top of jack pin is hinged with the end of corresponding articulated rod, the screw rod is connected with the screw sleeve of thread, the bottom inner wall of screw sleeve is welded with sleeve core, the sleeve core is in movable contact with the through -hole, a plurality of clamping grooves are formed in the sleeve core in ring shape, the jack pin is clamped with one clamping groove in a plurality of clamping grooves.

[0009] Further, the first spring is movably sleeved on the corresponding positioning rod.

[0010] Further, the screw rod is in movable contact with a gasket.

[0011] Further, the connecting rod is provided with a guide hole, and the connecting rod is slidably connected with the corresponding positioning rod through the guide hole.

[0012] Further, the jack pin is provided with a limiting groove, and the jack pin is slidably connected with the corresponding round rod through the limiting groove.

[0013] Further, the second spring is movably sleeved on the corresponding round rod.

[0014] (Three) beneficial effects

[0015] Compared with the prior art, the utility model provides an automobile air conditioner support bolt assembly, has the following beneficial effects:

[0016] The utility model discloses, through pressing the moving ring, and the moving ring drives the connecting rod to slide on the corresponding positioning rod and compresses the first spring, simultaneously, and the moving ring drives the corresponding jack pin to move through articulated rod, and the jack pin slides on the corresponding round rod and compresses the second spring, make two jack pins move to the direction of mutual far away, first, sleeve core is inserted into the through -hole, and the sleeve core extends to the recess on the nut through the through -hole, and then relaxes the force of moving ring, when the second spring under the compression state resets, under the action of the elasticity of second spring, the second spring drives corresponding jack pin and the clamping of one clamping groove in a plurality of clamping grooves, thereby further fixing the nut and the screw sleeve, make the screw sleeve and the screw rod and the nut closely connect, reduce the phenomenon that the screw sleeve is loose and falls under the vibration and impact. Attached Figure Description

[0017] Figure 1 This is a three-dimensional structural diagram of the present invention;

[0018] Figure 2 This is a three-dimensional structural diagram of the screw sleeve of this utility model after it has been removed;

[0019] Figure 3 This is a three-dimensional structural diagram of the connection between the screw sleeve and the core of this utility model;

[0020] Figure 4 This is a schematic diagram of the three-dimensional structure of the nut of this utility model cut open;

[0021] Figure 5 This utility model Figure 4 A schematic diagram of the three-dimensional structure after the central moving ring is hidden.

[0022] In the diagram: 1. Nut; 2. Screw; 3. Through hole; 4. Groove; 5. Positioning rod; 6. Connecting rod; 7. First spring; 8. Moving ring; 9. Hinge rod; 10. Rectangular block; 11. Round rod; 12. Locking pin; 13. Second spring; 14. Screw sleeve; 15. Core sleeve; 16. Slot; 17. Washer. Detailed Implementation

[0023] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0024] Example

[0025] like Figures 1-5As shown, the utility model discloses a kind of automobile air conditioner support bolt components, including nut 1, the bottom welding of nut 1 has screw rod 2, nut 1 with screw rod 2 is penetrated and is provided with same through-hole 3, the top of nut 1 is provided with recess 4, four positioning rods 5 are welded on the bottom inner wall of recess 4, connecting rod 6 is slidably connected on positioning rod 5, first spring 7 is fixedly connected between the end of connecting rod 6 and the bottom inner wall of recess 4, the top of four connecting rods 6 is fixedly connected with same moving ring 8, two hinged rods 9 are rotatably connected on the bottom of moving ring 8, two rectangular blocks 10 are fixedly connected on the bottom inner wall of recess 4, round rod 11 is welded on the side of rectangular block 10, snap pin 12 is slidably connected on round rod 11, second spring 13 is fixedly connected between the end of snap pin 12 and the side of corresponding rectangular block 10, the top of snap pin 12 is hinged with the end of corresponding hinged rod 9, screw rod 2 is threadedly connected with screw sleeve 14, sleeve core 15 is welded on the bottom inner wall of screw sleeve 14, sleeve core 15 is movably contacted with through-hole 3, a plurality of clamping grooves 16 are annularly provided on sleeve core 15, snap pin 12 is clamped with one of a plurality of clamping grooves 16, press moving ring 8, moving ring 8 drives connecting rod 6 to slide on corresponding positioning rod 5 and compresses first spring 7, while moving ring 8 moves corresponding snap pin 12 through hinged rod 9, snap pin 12 slides on corresponding round rod 11 and compresses second spring 13, so that two snap pins 12 move in the direction of moving away from each other, first, sleeve core 15 is inserted into through-hole 3, screw rod 2 is driven into screw sleeve 14 by rotating nut 1, sleeve core 15 extends to recess 4 on nut 1 through through-hole 3, then the force on moving ring 8 is relaxed, second spring 13 is reset at this time under compression, under the action of elastic force, second spring 13 drives corresponding snap pin 12 to be clamped with one of a plurality of clamping grooves 16, so as to further fix nut 1 and screw sleeve 14, so that screw sleeve 14 is closely connected with screw rod 2 and nut 1, reduce the phenomenon that screw sleeve 14 loosens and slides under vibration and impact.

[0026] In some embodiments, first spring 7 movably sets on corresponding positioning rod 5, the setting of first spring 7 plays the role of reset.

[0027] In some embodiments, gasket 17 movably contacts screw rod 2.

[0028] In some embodiments, guiding hole is provided on connecting rod 6, connecting rod 6 is slidably connected with corresponding positioning rod 5 through guiding hole, the setting of connecting rod 6 plays the role of connection.

[0029] In some embodiments, limiting groove is provided on snap pin 12, snap pin 12 is slidably connected with corresponding round rod 11 through limiting groove.

[0030] In some embodiments, the second spring 13 is movably sleeved on the corresponding round rod 11, and the arrangement of the round rod 11 plays a role of positioning.

[0031] In use, the moving ring 8 is pressed, the moving ring 8 drives the connecting rod 6 to slide on the corresponding positioning rod 5 and compresses the first spring 7, at the same time, the moving ring 8 drives the corresponding pin 12 to move through the hinged rod 9, the pin 12 slides on the corresponding round rod 11 and compresses the second spring 13, so that the two pins 12 move away from each other, first, the sleeve core 15 is inserted into the through hole 3, the screw rod 2 is driven to sink into the sleeve 14 by rotating the nut 1, the sleeve core 15 extends into the groove 4 on the nut 1 through the through hole 3, and then the force on the moving ring 8 is released, at this time, the second spring 13 in the compressed state resets, under the action of the elastic force, the second spring 13 drives the corresponding pin 12 to be clamped with one of the plurality of clamping grooves 16, thereby further fixing the nut 1 and the sleeve 14, so that the sleeve 14 is tightly connected with the screw rod 2 and the nut 1, and the phenomenon of loosening and sliding of the sleeve 14 under vibration and impact is reduced.

[0032] Finally, it should be noted that: the above only describes preferred embodiments of the present application, and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A car air conditioning bracket bolt assembly, comprising a nut (1), characterized in that: The bottom of the nut (1) is welded with a screw (2). The nut (1) and the screw (2) are connected by the same through hole (3). The top of the nut (1) is provided with a groove (4). Four positioning rods (5) are welded to the bottom inner wall of the groove (4). A connecting rod (6) is slidably connected to the positioning rod (5). A first spring (7) is fixedly connected between the end of the connecting rod (6) and the bottom inner wall of the groove (4). The top of the four connecting rods (6) is fixedly connected to the same moving ring (8). Two hinge rods (9) are rotatably connected to the bottom of the moving ring (8). Two rectangular blocks (10) are fixedly connected to the bottom inner wall of the groove (4). A round rod (11) is welded to one side of the rectangular block (10). A locking pin (12) is slidably connected to the round rod (11). A second spring (13) is fixedly connected between the end of the locking pin (12) and one side of the corresponding rectangular block (10). The top of the locking pin (12) is hinged to the end of the corresponding hinge rod (9). A threaded sleeve (14) is threaded onto the screw rod (2). A core (15) is welded to the bottom inner wall of the threaded sleeve (14). The core (15) is in contact with the through hole (3). Multiple slots (16) are opened in a ring on the core (15). The locking pin (12) is engaged with one of the multiple slots (16).

2. The automotive air conditioning bracket bolt assembly according to claim 1, characterized in that: The first spring (7) is movably sleeved on the corresponding positioning rod (5).

3. The automotive air conditioning bracket bolt assembly according to claim 2, characterized in that: The screw (2) has a washer (17) in active contact.

4. The automotive air conditioning bracket bolt assembly according to claim 3, characterized in that: The connecting rod (6) has a guide hole, and the connecting rod (6) is slidably connected to the corresponding positioning rod (5) through the guide hole.

5. The automotive air conditioning bracket bolt assembly according to claim 4, characterized in that: The locking pin (12) has a limiting groove, and the locking pin (12) is slidably connected to the corresponding round rod (11) through the limiting groove.

6. The automotive air conditioning bracket bolt assembly according to claim 5, characterized in that: The second spring (13) is movably sleeved on the corresponding round rod (11).

Images