CN216742694U - Pressure switch of differential lock between wheels for vehicle - Google Patents

Abstract

The utility model discloses a differential lock pressure switch between automobile-used wheel, including switch body, seal assembly and screw thread post, the bottom fixed connection screw thread post of switch body, the bottom of switch body is equipped with the probe, the probe is connected in the inside of screw thread post through the mode of inlaying, the below of switch body is equipped with seal assembly, seal assembly includes sealing washer and inserted block, the top fixed connection inserted block of sealing washer, the jack is seted up to the bottom of switch body, the inserted block inserts the inside at the jack. This differential lock pressure switch between automobile-used wheel through add seal assembly in the bottom of switch body, has solved traditional differential lock pressure switch problem that sealing performance is not strong when threaded connection, like this when differential lock pressure switch is screwed up the laminating that the back sealing washer will be tightly on the differential lock, and because sealing washer itself is not rotatable structure, has improved the sealing performance in the use greatly, the practicality is stronger.

Description

Pressure switch of differential lock between wheels for vehicle

Technical Field

The utility model relates to the technical field, specifically be an automobile-used differential lock pressure switch between wheels.

Background

The differential lock is a differential with an automatic locking function, and has the function of improving the passing capacity of an automobile on a bad road, namely when one drive axle of the automobile idles, the differential lock can quickly lock the differential so as to ensure that the two drive axles become rigid connection.

The differential lock pressure switch on the market has the following problems when in use:

1. the traditional differential lock pressure switch has weak sealing performance in the application process, the thread connection position of the switch is easy to have the situation of loose connection, and the threads can loosen to different degrees along with the repeated assembly and disassembly of the pressure switch, so that the phenomenon of reduction of the sealing performance is further caused, and certain limitation exists in the application process;

2. most of differential lock pressure switch is relatively poor at the intensity when inserting the connection, along with constantly pulling out of inserted sheet insert very easily to pressure switch's socket cause the wearing and tearing condition, then intensity when inserting the connection will appear reducing, and maintenance, comparatively trouble during the use are dismantled to inconvenient staff to pressure switch when frictional force step-down.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model is not enough to prior art, the utility model provides an automobile-used differential lock pressure switch between wheel, it is not strong at its sealing performance of in-process of using to have solved current differential lock pressure switch, the untight condition of connection appears very easily in switch threaded connection's position itself, and along with pressure switch's a lot of loading and unloading, not hard up of not equidimension will appear in the screw thread, thereby further lead to the phenomenon that sealing performance descends, there is certain limitation during the application, most differential lock pressure switch is relatively poor in intensity when inserting the connection simultaneously, along with constantly pulling out of inserted sheet insert cause the wearing and tearing condition to pressure switch's socket very easily, then intensity when inserting the connection will appear reducing, inconvenient staff dismantles the maintenance to pressure switch when frictional force step-down, comparatively troublesome problem during the use.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an automobile-used differential lock pressure switch between wheel, includes switch body, seal assembly and screw thread post, the bottom fixed connection screw thread post of switch body, the bottom of switch body is equipped with the probe, the probe is connected in the inside of screw thread post through the mode of inlaying, the below of switch body is equipped with seal assembly, seal assembly includes sealing washer and inserted block, the top fixed connection inserted block of sealing washer, the jack is seted up to the bottom of switch body, the inserted block inserts the inside at the jack.

Preferably, the sealing ring is located outside the threaded column, and the shape of the sealing ring is circular.

Preferably, the inserting blocks are distributed in an annular mode, and the number of the inserting blocks is four.

Preferably, the top of switch body is equipped with the socket, the top of socket is connected through the male mode and is inserted the ring, the top of inserting the ring is equipped with the sealing ring, the inside of socket is equipped with the inserted sheet.

Preferably, a clamping block is arranged outside the inserting ring, a clamping groove is formed in the socket, and the clamping block is embedded in the clamping groove.

(III) advantageous effects

The utility model provides a differential lock pressure switch between automobile-used wheel. The method has the following beneficial effects:

(1) the pressure switch of the wheel differential lock for the vehicle solves the problem that the sealing performance of the traditional pressure switch of the differential lock is not strong when the pressure switch is in threaded connection by additionally arranging the sealing component at the bottom of the switch body, and the sealing component consists of the sealing ring and the inserting block which is inserted into the bottom of the switch body, so that the sealing ring can be tightly attached to the differential lock after the pressure switch of the differential lock is screwed down;

(2) this automobile-used wheel differential lock pressure switch, sealing ring has been installed through the top at the socket, like this when the inserted sheet inserts the inside of socket, just can utilize the sealing ring to play the effect that improves frictional force, the outer wall of inserted sheet can not produce the contact of directness with the inner wall of socket simultaneously, thereby the condition of wearing and tearing appears easily in the inside of just also having avoided the socket, the joint strength of this pressure switch when using has been improved greatly, in case when the serious condition of wearing and tearing has appeared when the sealing ring, only need solitary change the sealing ring can, unusual convenience when the maintenance, the functionality is stronger.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

fig. 2 is a schematic structural view of the sealing ring of the present invention;

fig. 3 is a top view of the switch body of the present invention;

fig. 4 is a bottom view of the switch body of the present invention.

In the figure, a switch body-1, a threaded column-2, a probe-3, a sealing ring-4, an insert-5, an insert hole-6, a sealing component-7, a socket-8, a sealing ring-9, an insert sheet-10, a fixture block-11, a clamp groove-12 and an insert ring-13.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, an embodiment of the present invention provides a technical solution: the utility model provides an automobile-used wheel differential lock pressure switch, includes switch body 1, seal assembly 7 and screw thread post 2, switch body 1's bottom fixed connection screw thread post 2, switch body 1's bottom is equipped with probe 3, probe 3 connects in the inside of screw thread post 2 through the mode of inlaying, owing to adopt screw thread post 2 to connect, has made things convenient for and has installed it, switch body 1's below is equipped with seal assembly 7, seal assembly 7 includes sealing washer 4 and inserted block 5, sealing washer 4's top fixed connection inserted block 5, jack 6 is seted up to switch body 1's bottom, inserted block 5 inserts in jack 6's inside, is equipped with seal assembly 7 through the outside at screw thread post 2, sealing performance when having improved threaded connection, and the functionality is stronger.

The sealing ring 4 is located outside the threaded column 2, the shape of the sealing ring 4 is set to be circular, and the large-area range of the bottom of the switch body 1 can be well sealed through the annular sealing ring 4, so that the sealing effect is good.

The inserted blocks 5 are distributed annularly, the number of the inserted blocks 5 is four, and the inserted blocks 5 are connected at the top of the sealing ring 4, so that the stability is high during fixing.

The top of switch body 1 is equipped with socket 8, the top of socket 8 is connected through male mode and is inserted ring 13, the top of inserting ring 13 is equipped with sealing ring 9, the inside of socket 8 is equipped with inserted sheet 10, is equipped with extra ring 13 of inserting through the top at switch body 1, can improve the intensity of being connected between plug and the socket 8, and the practicality is stronger.

The external portion of insert ring 13 is equipped with fixture block 11, draw-in groove 12 is seted up to the inside of socket 8, fixture block 11 imbeds in the inside of draw-in groove 12, connects through adopting fixture block 11 between insert ring 13 and socket 8, better improvement the stability when connecting.

The working principle is as follows: when the pressure switch of the wheel differential lock for the vehicle is used, the pressure switch can be put into use only by mounting the pressure switch on the differential lock, the probe 3 arranged at the bottom of the switch body 1 is used for placing the probe 3 into the differential lock, then the switch body 1 is rotated clockwise to screw the threaded column 2 into the differential lock to fix the bottom, then the connecting inserting piece 10 is taken out and inserted into the socket 8 at the top of the switch body 1, so that all the mounting work of the pressure switch can be completed, meanwhile, in the process of using the pressure switch, the sealing component 7 is additionally arranged at the bottom of the switch body 1 and consists of the sealing ring 4 and the inserting block 5, the inserting block 5 is inserted at the bottom of the switch body 1, so that the sealing ring 4 can be tightly attached to the differential lock after the pressure switch of the differential lock is screwed, and the sealing ring 4 is of an unrotatable structure, sealing performance in the use has been improved greatly, simultaneously at the in-process of inserted sheet 10 connection socket 8, because sealing ring 9 has been installed at socket 8's top, just so can utilize sealing ring 9 to play the effect that improves frictional force, the contact of the outer wall of inserted sheet 10 can not produce the directness with socket 8's inner wall simultaneously, thereby the condition of wearing and tearing appears easily in socket 8's inside has just also been avoided, the joint strength of this pressure switch when using has been improved greatly, in case when the serious condition of wearing and tearing has appeared when sealing ring 9, only need solitary change sealing ring 9 can, unusual convenience when the maintenance, overall structure is simple, the practicality is stronger.

The utility model discloses a switch body 1, screw post 2, probe 3, sealing washer 4, inserted block 5, jack 6, seal assembly 7, socket 8, sealing ring 9, inserted sheet 10, fixture block 11, draw-in groove 12, insert ring 13, the part is the parts that general standard spare or technical personnel in the field know, its structure and principle all can be known or can be known through conventional experimental method for this technical staff through the technical manual, the problem that the utility model solves is that the sealing performance is not strong in the process of using of current differential lock pressure switch, the untight condition of connection appears very easily in the position of the screw thread connection of switch itself, and along with the repeated loading and unloading of pressure switch, the screw thread will appear not hard up to different extent, thereby further has led to the phenomenon that sealing performance descends, have certain limitation when using, simultaneously the intensity of most differential lock pressure switches is relatively poor when inserting and connecting, along with the situation that the socket 8 of the pressure switch is easily abraded by continuously pulling and inserting the inserting piece 10, the strength is reduced when the inserting piece is inserted and connected, the pressure switch is inconvenient for workers to disassemble and maintain when the friction force is reduced, and the use is troublesome, the problem that the sealing performance of the traditional differential lock pressure switch is not strong when the pressure switch is in threaded connection is solved by mutually combining the components, because the sealing component 7 consists of the sealing ring 4 and the inserting block 5, and the inserting block 5 is inserted into the bottom of the switch body 1, the sealing ring 4 is tightly attached to the differential lock after the differential lock pressure switch is screwed down, and because the sealing ring 4 is of a non-rotatable structure, and because the sealing ring 9 is arranged at the top of the socket 8, when the inserting piece 10 is inserted into the socket 8, just can utilize sealing ring 9 to play the effect that improves frictional force, the outer wall of inserted sheet 10 can not produce the contact of directness with socket 8's inner wall simultaneously to the condition of wearing and tearing has just also appeared easily in socket 8's inside, the joint strength of this pressure switch when using has been improved greatly, in case when the serious condition of wearing and tearing has appeared when sealing ring 9, only need solitary to sealing ring 9 change can, very convenience when the maintenance, the functionality is stronger.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (5)

1. The utility model provides an automobile-used differential lock pressure switch between wheel which characterized in that: including switch body (1), seal assembly (7) and screw thread post (2), bottom fixed connection screw thread post (2) of switch body (1), the bottom of switch body (1) is equipped with probe (3), the inside at screw thread post (2) is connected through the mode of inlaying in probe (3), the below of switch body (1) is equipped with seal assembly (7), seal assembly (7) are including sealing washer (4) and inserted block (5), top fixed connection inserted block (5) of sealing washer (4), jack (6) are seted up to the bottom of switch body (1), inserted block (5) insert in the inside of jack (6).

2. The differential lock pressure switch for the vehicle between the wheels according to claim 1, wherein: the sealing ring (4) is located outside the threaded column (2), and the shape of the sealing ring (4) is circular.

3. The differential lock pressure switch for the vehicle between the wheels according to claim 1, wherein: the inserted blocks (5) are distributed in an annular mode, and the number of the inserted blocks (5) is four.

4. The differential lock pressure switch for the vehicle between the wheels according to claim 1, wherein: the top of switch body (1) is equipped with socket (8), the top of socket (8) is connected through the inserted mode and is inserted ring (13), the top of inserting ring (13) is equipped with sealing ring (9), the inside of socket (8) is equipped with inserted sheet (10).

5. The differential lock pressure switch for the vehicle wheel as claimed in claim 4, wherein: the plug-in socket is characterized in that a clamping block (11) is arranged outside the plug-in ring (13), a clamping groove (12) is formed in the socket (8), and the clamping block (11) is embedded in the clamping groove (12).

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