CN221323023U - Waterproof nut - Google Patents

Abstract

The utility model provides a waterproof nut, and relates to the technical field of waterproof nuts. According to the utility model, the nut body is inserted into the reserved hole on one side of the product, the nut body passes through the reserved hole, then the second pressing block is sleeved on the nut body from the other side of the product, all the threaded holes are sleeved on the screw, the bolt head is screwed to drive the screw to rotate, the product is firmly clamped between the first pressing block and the second pressing block by applying a specified moment, the product can be effectively sealed by matching the first sealing ring with the second sealing ring, the waterproof effect is achieved, otherwise, the bolt head is screwed anticlockwise to drive the screw to rotate, the device can be detached from the product, the later maintenance or replacement of the sealing gasket is greatly facilitated, and the working efficiency is improved.

Description

Waterproof nut

Technical Field

The utility model relates to the technical field of waterproof nuts, in particular to a waterproof nut.

Background

The waterproof nut is also called as a waterproof pressure riveting nut or a sealing pressure riveting nut column, the waterproof nut is provided with an internal thread of a blind hole, the design of the blind hole can prevent moisture from entering a connecting part through the threaded hole, and the waterproof nut is often applied to applications with certain requirements on waterproof performance, such as outdoor equipment, waterproof boxes, aerospace equipment and the like.

The existing waterproof nut is mainly riveted through applying pressure, so that the rod part is fixed in a through hole of a product, but in the pressing process, the rod part can fully extrude the through hole to fix the nut on the product, however, the nut is difficult to detach in the later stage if sealing failure or other abnormal conditions occur, maintenance or replacement is needed, and the maintenance difficulty is increased.

Disclosure of Invention

The utility model aims to solve the problems that in the prior art, if sealing failure or other abnormal conditions occur in the later period, the sealing failure or other abnormal conditions are difficult to disassemble and the maintenance difficulty is increased when maintenance or replacement is needed.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a waterproof nut, includes the nut body, the surface of nut body is close to the first briquetting of position fixedly connected with at top, the surface of nut body is close to the position cover of bottom and is equipped with the nut seat, the surface fixedly connected with second briquetting of nut seat, a plurality of screw holes have been seted up to the top equidistance of second briquetting, a plurality of blind holes have been seted up to the position equidistance that the top of first briquetting is close to the edge, first through-hole has been seted up in the interior bottom penetration of blind hole, the inside of blind hole is provided with the bolt head, the bottom fixedly connected with screw rod of bolt head, the surface slip of screw rod runs through first through-hole to with screw hole threaded connection.

Further, a first circular groove is formed in the bottom of the first pressing block, and a first sealing ring is arranged in the first circular groove in an adhesion mode.

Further, a second circular groove is formed in the position, located outside the threaded hole, of the top of the second pressing block, and a second sealing ring is arranged inside the second circular groove in an adhesion mode.

Further, an annular groove is formed in the outer surface of the bolt head, and a plurality of anti-skid blocks are arranged on the inner wall of the annular groove at equal intervals.

Further, a plurality of second through holes are formed in the outer surface of the first pressing block at equal intervals, and the second through holes are communicated with the blind holes.

Further, the inside of second through-hole slides and is provided with the inserted bar, the one end of inserted bar is provided with the draw-in groove, draw-in groove and non slipping spur cooperate.

Further, the other end fixedly connected with connection piece of inserted bar, the one end fixedly connected with spring of connection piece, the outside at the inserted bar is established to the spring cover, the one end of spring and the surface fixed connection of first briquetting.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. According to the utility model, the nut body is inserted into the reserved hole on one side of the product, the nut body passes through the reserved hole, then the second pressing block is sleeved on the nut body from the other side of the product, all the threaded holes are sleeved on the screw, the bolt head is screwed to drive the screw to rotate, the product is firmly clamped between the first pressing block and the second pressing block by applying a specified moment, the product can be effectively sealed by matching the first sealing ring with the second sealing ring, the waterproof effect is achieved, otherwise, the bolt head is screwed anticlockwise to drive the screw to rotate, the device can be detached from the product, the later maintenance or replacement of the sealing gasket is greatly facilitated, and the working efficiency is improved.

2. According to the utility model, when the product is sealed and fixed, the inserted link is extruded inwards under the action of the tensile force of the spring, so that the clamping groove at one end of the inserted link is clamped with the anti-slip block on the bolt head, the problem that the screw is loosened due to mechanical vibration in the fixing process can be avoided, the anti-loosening effect is improved, and the sealing is firmer and more reliable.

Drawings

Fig. 1 is a perspective view of a waterproof nut according to the present utility model;

fig. 2 is a schematic view of a nut body structure of a waterproof nut according to the present utility model;

FIG. 3 is an enlarged view of the utility model at A in FIG. 2;

Fig. 4 is a schematic diagram of a first pressing block structure of a waterproof nut according to the present utility model;

Fig. 5 is a schematic diagram of a nut seat of a waterproof nut according to the present utility model.

Legend description: 1. a nut body; 2. a first briquette; 21. a blind hole; 22. a first through hole; 23. a second through hole; 24. a first circular groove; 25. a first seal ring; 3. a bolt head; 31. an annular groove; 32. an anti-skid block; 33. a screw; 4. a rod; 41. a clamping groove; 42. a connecting sheet; 43. a spring; 5. a nut seat; 6. a second briquetting; 61. a second circular groove; 62. a second seal ring; 63. and (3) a threaded hole.

Description of the embodiments

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

1-5, The utility model provides a waterproof nut, which comprises a nut body 1, wherein a first pressing block 2 is fixedly connected to the position, close to the top, of the outer surface of the nut body 1, a nut seat 5 is sleeved at the position, close to the bottom, of the outer surface of the nut body 1, a second pressing block 6 is fixedly connected to the outer surface of the nut seat 5, a plurality of threaded holes 63 are formed in the top of the second pressing block 6 at equal intervals, a plurality of blind holes 21 are formed in the position, close to the edge, of the top of the first pressing block 2 at equal intervals, a first through hole 22 is formed in the inner bottom of the blind hole 21 in a penetrating manner, a bolt head 3 is arranged in the blind hole 21, a screw 33 is fixedly connected to the bottom end of the bolt head 3, the outer surface of the screw 33 penetrates through the first through hole 22 in a sliding manner and is in threaded connection with the threaded hole 63, a first circular groove 24 is formed in the bottom of the first pressing block 2, a first sealing ring 25 is adhered to the inner part of the first circular groove 24, a second circular groove 61 is formed in the position, and a second sealing ring 62 is adhered to the inner part of the second circular groove 61 is formed in the position, which is located outside the threaded hole 63.

Its effect that whole embodiment 1 reached is, when using, through inserting nut body 1 in the preformed hole of product one side, make nut body 1 pass the preformed hole, and the surface laminating of the bottom of first briquetting 2 and product, then with second briquetting 6 follow the opposite side of product with nut body 1 cover in its inside, and with all screw holes 63 cover on screw rod 33, when the internal thread of screw rod 33's external screw thread and screw hole 63 is bitten, again borrow the internal hexagonal spanner clockwise screwing bolt head 3 to drive screw rod 33 and rotate, move second briquetting 6, until the top of second briquetting 6 and the opposite side surface of product contact, at this moment, through to exerting the firm centre gripping of product between first briquetting 2 and second briquetting 6, and through first sealing washer 25 and second sealing washer 62 cooperation, can carry out effectual sealing to the product, avoid moisture to permeate from one side of product to the opposite side, play waterproof effect promptly, the corresponding bolt is installed the connecting piece on the product through the screw hole on nut body 1 afterwards, with the connecting piece follow the connecting piece and dismantle the nut 1 from the top of the time, the device is driven to the counter-clockwise rotation of screw rod 3 has been dismantled to the product, can not be broken down by the device, the product is broken down in the time, the product is removed from the product has been broken greatly to the product has been improved, the product has been removed, and can be broken and the product has been replaced greatly by the device is replaced through the device is replaced.

Embodiment 2, as shown in fig. 1-5, annular groove 31 has been seted up to the surface of bolt head 3, the inner wall equidistance of annular groove 31 is provided with a plurality of non-slip blocks 32, a plurality of second through-holes 23 have been seted up to the surface equidistance of first briquetting 2, second through-hole 23 and blind hole 21 are linked together, the inside slip of second through-hole 23 is provided with inserted bar 4, the one end of inserted bar 4 is provided with draw-in groove 41, draw-in groove 41 and non-slip blocks 32 cooperate, the other end fixedly connected with connection piece 42 of inserted bar 4, the one end fixedly connected with spring 43 of connection piece 42, spring 43 cover is established in the outside of inserted bar 4, the one end of spring 43 and the surface fixedly connected with of first briquetting 2.

The effect that its whole embodiment 2 reached is, when sealing the fixed to the product, under the effect of spring 43 tensile force, inwards extrudees inserted bar 4 for the clamping groove 41 of inserted bar 4 one end and the antiskid piece 32 block on the bolt head 3, thereby can avoid receiving the problem that mechanical vibration leads to screw rod 33 not hard up in fixed in-process, mention locking effect, thereby make sealed firm more reliable.

Working principle: during the use, through inserting nut body 1 in the preformed hole of product one side, make nut body 1 pass the preformed hole, and the surface laminating of the bottom of first briquetting 2 and product, then with second briquetting 6 follow the opposite side of product with nut body 1 cover in its inside, and with all screw holes 63 cover on screw rod 33, when the internal thread of the external screw thread of screw rod 33 and screw hole 63 stings, borrow the internal hexagonal spanner clockwise screwing in bolt head 3 again and drive screw rod 33 rotation, move second briquetting 6 toward, until the top of second briquetting 6 and the opposite side surface of product contact, at this moment, through to applying the firm centre gripping of prescribed moment between first briquetting 2 and second briquetting 6, and through first sealing washer 25 and the cooperation of second sealing washer 62, can carry out effectual sealing to the product, avoid moisture to permeate from one side of product to the opposite side, later use corresponding bolt with the connecting piece install on the product through the screw hole on screw rod 33, conversely, dismantle the connecting piece from nut body 1 down, the effect of can be realized through driving the bolt head 3 again and can be realized by the rotation of the jack-up end, thereby can be realized in the expansion joint groove is realized to the seal groove is realized to the side of the improvement groove is realized to the side of the product, the sealing groove is realized to the seal groove is replaced by the jack-up-down in the side of the screw rod is more 3, the device is realized by the jack-up-down the side is more specifically, and the seal groove is realized by the jack-up-down 4, the device is convenient has been realized, and the jack-stop device is more has been replaced in the jack-free to be more 4, and has had the effect is convenient to be replaced in the jack-stop device, and can be used.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model will still fall within the protection scope of the technical solution of the present utility model.

Claims (7)

1. Waterproof nut, including nut body (1), its characterized in that: the nut comprises a nut body (1), wherein a first pressing block (2) is fixedly connected to the outer surface of the nut body (1) near the top, a nut seat (5) is sleeved at the position, near the bottom, of the outer surface of the nut body (1), a second pressing block (6) is fixedly connected to the outer surface of the nut seat (5), a plurality of threaded holes (63) are formed in the top of the second pressing block (6) at equal intervals, a plurality of blind holes (21) are formed in the top of the first pressing block (2) near the edge at equal intervals, a first through hole (22) is formed in the inner bottom of the blind hole (21) in a penetrating mode, a bolt head (3) is arranged in the blind hole (21), a screw rod (33) is fixedly connected to the bottom end of the bolt head (3), and the outer surface of the screw rod (33) penetrates the first through hole (22) in a sliding mode and is in threaded connection with the threaded holes (63).

2. The waterproof nut as defined in claim 1, wherein: the bottom of first briquetting (2) has seted up first circular slot (24), the inside bonding of first circular slot (24) is provided with first sealing washer (25).

3. The waterproof nut as defined in claim 1, wherein: the top of the second pressing block (6) is provided with a second circular groove (61) at the position outside the threaded hole (63), and a second sealing ring (62) is arranged inside the second circular groove (61) in an adhesion mode.

4. The waterproof nut as defined in claim 1, wherein: an annular groove (31) is formed in the outer surface of the bolt head (3), and a plurality of anti-skid blocks (32) are arranged on the inner wall of the annular groove (31) at equal intervals.

5. The waterproof nut as defined in claim 1, wherein: a plurality of second through holes (23) are formed in the outer surface of the first pressing block (2) at equal intervals, and the second through holes (23) are communicated with the blind holes (21).

6. The waterproof nut as defined in claim 5, wherein: the inside slip of second through-hole (23) is provided with inserted bar (4), the one end of inserted bar (4) is provided with draw-in groove (41), draw-in groove (41) and non slipping spur (32) cooperate.

7. The waterproof nut as defined in claim 6, wherein: the novel socket is characterized in that the connecting piece (42) is fixedly connected to the other end of the socket rod (4), the spring (43) is fixedly connected to one end of the connecting piece (42), the spring (43) is sleeved outside the socket rod (4), and one end of the spring (43) is fixedly connected with the outer surface of the first pressing block (2).