CN210390650U

CN210390650U - TPMS signal transfer receiving box

Info

Publication number: CN210390650U
Application number: CN201921092149.1U
Authority: CN
Inventors: 田海霞
Original assignee: Nanjing Top Sun Technology Co ltd
Current assignee: Nanjing Top Sun Technology Co ltd
Priority date: 2019-07-12
Filing date: 2019-07-12
Publication date: 2020-04-24
Anticipated expiration: 2029-07-12

Abstract

The utility model relates to a TPMS signal transfer receiving box, including casing and lay in inside PCBA and the receiving antenna of casing, receiving antenna and PCBA welded connection, the casing includes casing down, upper cover plate and top apron, PCBA fixed mounting is in the mounting groove of casing down, the opening of casing under the upper cover plate lid closes, be equipped with the antenna groove that holds receiving antenna in the outside of upper cover plate, set up the through hole in one side of antenna groove, the receiving antenna passes through hole after the fixing clip locate the antenna inslot, the opening of top apron lid in antenna groove, the protrusion is equipped with a pair of ear fixing base on the lateral wall of casing down. The transfer receiving box is reasonable and compact in structure and easy to install and use, the structure and the fixing mode of the receiving antenna can effectively ensure that the receiving box has the best signal receiving effect, and the service life of the receiving box is long.

Description

TPMS signal transfer receiving box

Technical Field

The utility model relates to a tire pressure detecting system equipment technical field especially relates to a receive box for TPMS signal transfer.

Background

At present, a tire monitoring system of a commercial vehicle is mainly used for detecting parameters such as pressure, temperature, acceleration, voltage and the like of a vehicle tire, so that the related parameters of the tire are maintained in a labeling range, abnormal abrasion of the tire is reduced, the probability of tire burst and tire damage is reduced, and the oil consumption and the damage rate of vehicle parts are reduced. The conventional Tire Pressure Monitoring System (TPMS) is an automobile active safety system that monitors Pressure and temperature data of tires in real time in a driving or stationary state by a sensor unit mounted on each Tire, transmits the data to a main engine in a cab of a vehicle, displays relevant data such as Pressure and temperature of each Tire in real time in a digital form, and reminds a driver to perform early warning in the form of buzzing or voice when the Tire is abnormal (Tire burst prevention). Therefore, the pressure and the temperature of the tire are maintained in the standard range, the probability of tire burst and tire damage is reduced, and the oil consumption and the damage of vehicle components are reduced.

Because the commercial vehicle is bulky, the distance between the rear wheel of the vehicle and the cab of the vehicle head is long, and currently, signal transfer receiving boxes are arranged on the front axle and the rear axle of the vehicle respectively to transfer detection data of sensor units on the rear wheel of the vehicle to a host in the cab of the vehicle head. However, the signal relay processing method has high structural complexity, high failure rate, large delay in the signal transmission process, and high implementation cost. Therefore, it is necessary to further improve the signal relay processing method, and to implement the signal relay processing method by using one integrated receiving box, it is necessary to specially design the structure of the receiving box in order to ensure that the single receiving box has the best signal relay receiving effect.

Disclosure of Invention

An object of the utility model is to provide a TPMS signal transfer receiving box that compact, easy installation and use, long service life and signal reception performance are good rational in infrastructure.

In order to realize above-mentioned purpose, the utility model discloses a technical scheme do, a box is received in TPMS signal transfer, including casing and lay in inside PCBA and the receiving antenna of casing, receiving antenna and PCBA welded connection, the casing includes lower casing, upper cover plate and top apron, PCBA fixed mounting is in the mounting groove of casing down, the upper cover plate lid closes the opening of casing down, be equipped with the antenna groove that holds receiving antenna in the outside of upper cover plate, set up the through hole in one side of antenna groove, the fixing clip is located in the antenna groove after the receiving antenna passes the through hole, the top apron lid closes the opening in antenna groove, the protrusion is equipped with a pair of ear fixing base on the lateral wall of casing down.

As an improvement of the utility model, be equipped with electronic connector and signal indicator lamp on the PCBA, the electronic connector protrusion welds in PCBA's top, electronic connector's arrangement opening has been seted up at the top of casing down, the electronic connector card is located and is settled in the opening and stretch out to the outside of casing down, the signal indicator lamp welds in PCBA's front, be equipped with the leaded light post under between casing and the upper cover plate, and set up the through-hole on the upper cover plate, the afterbody butt of leaded light post is around PCBA's signal indicator lamp, the head cover of leaded light post is located in the through-hole of upper cover plate.

As an improvement of the utility model, receiving antenna adopts the insulating copper core wire of single strand to make, and receiving antenna buckles into "nearly" font.

As an improvement of the utility model, be equipped with a plurality of support columns in the mounting groove of casing down, seted up the screw thread blind hole at the support column middle part, seted up the installation through-hole on PCBA, the installation through-hole that adopts the screw to pass PCBA is with PCBA fixed mounting to the support column on.

As an improvement of the utility model, the opening of casing is equipped with a plurality of buckles down, and the inboard edge protrusion of upper cover plate is equipped with a plurality of draw-in grooves, carries out fixed connection with the casing down with the buckle card advances the draw-in groove with the upper cover plate.

As the utility model discloses an improve, the mounting groove middle part of casing is equipped with two fixed columns under, the inboard protrusion of upper cover plate be equipped with the mount pad of fixed column looks adaptation, the fixed column can the looks butt with the mount pad, sets up the screw thread through-hole at the fixed column middle part, sets up the screw thread blind hole at the mount pad middle part, adopts the screw to attack screw thread through-hole and screw thread blind hole and carries out screw thread fixed connection with upper cover plate and casing down.

As an improvement of the utility model, the middle part of antenna groove is equipped with the bulge towards the opening protrusion of antenna groove, forms the recess that is used for the card to establish receiving antenna around the bulge, and the through hole setting is in the recess of bulge bottom, and receiving antenna passes in the recess is located to the card behind the through hole.

As an improvement of the utility model, the inboard middle part protrusion of top apron is equipped with a pair of fixture block, corresponds in the bulge in antenna groove and has seted up a pair of bayonet socket, advances the fixture block card and makes the fixed lid of top apron fit the opening of antenna groove in the bayonet socket.

As an improvement of the utility model, lower casing, upper cover plate and top apron all adopt PC + ABS material compression molding to make.

Compared with the prior art, the utility model discloses a receiving box overall structure design benefit, rational in infrastructure stability, compact in size, easily install and use, realize with low costs, through using casing down, upper cover plate and top apron constitute receiving box casing and wrap up PCBA and receiving antenna in the casing, the structural stability and the life of receiving box have effectively been improved, buckle receiving antenna into "nearly" font simultaneously and through the mounting means of the inside perk of antenna, not only improved receiving antenna's signal reception effect greatly, also effectively improved receiving antenna's shock resistance, ensure that the influence of external environment to receiving antenna's signal reception effect will be minimum.

Drawings

Fig. 1 is a schematic structural diagram of a TPMS signal relay receiving box according to a preferred embodiment of the present invention.

Fig. 2 is an exploded view of the TPMS signal relay receiving box according to the preferred embodiment of the present invention.

Fig. 3 is a schematic front structural diagram of a TPMS signal relay receiving box according to a preferred embodiment of the present invention.

Fig. 4 is a front view of a casing of a TPMS signal relay receiving box according to a preferred embodiment of the present invention.

In the figure: 1-lower shell, 2-upper cover plate, 3-top cover plate, 4-receiving antenna, 5-PCBA, 6-electronic connector, 7-light guide column, 8-arrangement opening, 9-antenna slot, 10-fixture block, 11-ear-shaped fixing seat, 12-bulge, 13-fixing column, 14-mounting seat and 15-bayonet.

Detailed Description

For the purposes of promoting an understanding and appreciation of the invention, the invention will be further described and illustrated in connection with the accompanying drawings.

As shown in fig. 1-4, the utility model discloses preferred embodiment provides a TPMS signal transfer receiving box, including the casing and lay in inside PCBA5 and the receiving antenna 4 of casing, receiving antenna 4 and PCBA5 welded connection, the casing includes casing 1, upper cover plate 2 and top apron 3 down, casing 1, upper cover plate 2 and top apron 3 all adopt PC + ABS material compression molding to make down, and stable in structure is reliable, long service life. PCBA5 fixed mounting is in the mounting groove of casing 1 down, casing 1's opening under upper cover plate 2 lid fits, be equipped with the antenna groove 9 that holds receiving antenna 4 in the outside of upper cover plate 2, set up the through hole in one side of antenna groove 9, receiving antenna 4 passes behind the through hole fixing clip locate in antenna groove 9, can effectively improve the structure and the working property stability of antenna, thereby effectively improve the receiving effect of signal, the long service life of this antenna, the very difficult trouble that takes place. The top cover plate 3 covers the opening part of the antenna slot 9 and is used for further playing a role in isolating and protecting the receiving antenna 4 in the antenna slot 9, so that the receiving antenna 4 is ensured to have good signal receiving performance all the time. The protrusion is equipped with a pair of ear fixing base 11 on the lateral wall of casing 1 down, is equipped with the mounting hole on ear fixing base 11, and whole transfer receiving box carries out the location installation through ear fixing base 11.

Wherein, there are electronic connector 6 and signal indicator lamp on PCBA5, the electronic connector 6 is welded in the upper edge position of PCBA5 in a protruding way, there is a setting opening 8 of the electronic connector 6 on the top of the lower body 1, the electronic connector 6 is clamped in the setting opening 8 and extends out of the lower body 1, the electronic connector 6 is used for connecting the relay receiving box with the automobile instrument panel, it is the signal transmission port of the relay receiving box, so as to transmit the information received by it to the automobile instrument panel, the signal indicator lamp is welded on the front of PCBA5, there is light guide column 7 between the lower body 1 and the upper cover plate 2, and there is a through hole on the upper cover plate 2, the tail of the light guide column 7 is abutted against the periphery of the signal indicator lamp of PCBA5, and wrap the signal indicator lamp inside, the head of the light guide column 7 is sleeved in the through hole of the upper cover plate 2, the light guide column 7 can transmit the signal indicator lamp on PCBA5, to facilitate viewing of the status of the signal indicating lights from outside the relay receiving box.

The receiving antenna 4 is made of a single-stranded insulated copper core wire, and the receiving antenna 4 is bent into a shape like a Chinese character ji, so that the receiving area and the receiving distance of the antenna can be greatly improved.

In order to ensure the structural stability of the PCBA5 in the housing, the PCBA5 is fixedly mounted in the housing in a threaded connection manner, specifically, three support columns are arranged in the mounting groove of the lower housing 1, a threaded blind hole is formed in the middle of each support column, a corresponding fixed mounting through hole is formed in the PCBA5, and a screw is used to penetrate through the mounting through hole of the PCBA5 to fixedly mount the PCBA5 to the support columns.

The opening of casing 1 is equipped with a plurality of buckles down, and the inboard edge protrusion of upper cover plate 2 is equipped with a plurality of draw-in grooves, carries out fixed connection with upper cover plate 2 and casing 1 down in going into the draw-in groove with the buckle card. In addition, two fixing columns 13 are arranged in the middle of the mounting groove of the lower shell 1, a mounting seat 14 matched with the fixing columns 13 is arranged on the inner side of the upper cover plate 2 in a protruding mode, the fixing columns 13 can be abutted to the mounting seat 14, a threaded through hole is formed in the middle of each fixing column 13, a threaded blind hole is formed in the middle of the mounting seat 14, and the upper cover plate 2 and the lower shell 1 are fixedly connected in a threaded mode through the threaded through hole and the threaded blind hole by screws. From this with casing 1 and upper cover plate 2 down through dual fixed connection structure location installation, can effectively improve the mounting structure stability between casing 1 and the upper cover plate 2 down, ensure that the working property that is located the interior device of transfer receiving box avoids the influence of external environment. In addition, the outside of mount pad 14 is equipped with a pair of strengthening rib, and the tip of strengthening rib butt is in PCBA 5's front to further strengthen PCBA 5's mounting structure stability, avoid the influence of outside adverse circumstances such as vehicle rocking, vibration, jolt to PCBA5 working property.

Further, the middle part of antenna groove 9 is equipped with bulge 12 towards the opening protrusion of antenna groove 9, forms the recess that is used for the card to establish receiving antenna 4 around bulge 12, and the through hole setting is in the recess of bulge 12 bottom, and receiving antenna 4 passes the card behind the through hole and locates in the recess to further carry out spacing fixed action to receiving antenna 4, can not rock and produce destruction to its performance because of the vehicle.

Furthermore, the protruding a pair of fixture block 10 that is equipped with in the inboard middle part of top apron 3, a pair of bayonet 15 has been seted up in the bulge 12 of antenna groove 9 to the correspondence, goes into bayonet 15 with fixture block 10 card and makes the fixed opening that covers in antenna groove 9 of top apron 3, and assembly structure is simple reliable, and top apron 3 can not influence signal transmission performance when protecting receiving antenna 4 not impaired yet.

The technical means disclosed by the scheme of the present invention is not limited to the technical means disclosed by the above embodiments, but also includes the technical scheme formed by the arbitrary combination of the above technical features. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications are also considered as the protection scope of the present invention.

Claims

1. A TPMS signal transfer receiving box is characterized in that: including casing and lay in inside PCBA and the receiving antenna of casing, receiving antenna and PCBA welded connection, the casing includes casing down, upper cover plate and top apron, PCBA fixed mounting is in the mounting groove of casing down, the opening of casing under the upper cover plate lid closes, be equipped with the antenna groove that holds receiving antenna in the outside of upper cover plate, the through hole is seted up in one side of antenna groove, fixing clip locates the antenna inslot after the receiving antenna passes the through hole, the opening in antenna groove is closed to the top apron lid, the protrusion is equipped with a pair of ear fixing base on the lateral wall of casing down.

2. The signal relay receiving box according to claim 1, wherein the PCBA is provided with an electrical connector, the electrical connector is protruded and soldered to an edge of the PCBA, a mounting opening for the electrical connector is formed at a top of the lower housing, and the electrical connector is engaged with the mounting opening and extends to an outside of the lower housing.

3. The TPMS signal relay receiving box as claimed in claim 1, wherein the PCBA is provided with a signal indicating lamp, the signal indicating lamp is welded on the front surface of the PCBA, a light guiding column is arranged between the lower shell and the upper cover plate, the upper cover plate is provided with a through hole, the tail of the light guiding column abuts against the periphery of the signal indicating lamp of the PCBA, and the head of the light guiding column is sleeved in the through hole of the upper cover plate.

4. The TPMS signal relay receiving box as claimed in claim 1, wherein the receiving antenna is made of a single insulated copper core wire, and the receiving antenna is bent into a zigzag shape.

5. The TPMS signal relay receiving box as claimed in any one of claims 1 to 4, wherein a plurality of support posts are provided in the mounting groove of the lower housing, a threaded blind hole is provided in the middle of each support post, a mounting through hole is provided on the PCBA, and the PCBA is fixedly mounted on the support posts by screws penetrating through the mounting through holes of the PCBA.

6. The TPMS signal relay receiving box as claimed in claim 5, wherein the opening of the lower housing has a plurality of fasteners, the inner edge of the upper cover has a plurality of slots, and the fasteners are engaged with the slots to fixedly connect the upper cover and the lower housing.

7. The TPMS signal transfer receiving box as claimed in claim 6, wherein two fixing posts are provided in the middle of the mounting groove of the lower housing, a mounting seat adapted to the fixing posts is protruded from the inner side of the upper cover plate, the fixing posts are capable of abutting against the mounting seat, a threaded through hole is provided in the middle of the fixing posts, a threaded blind hole is provided in the middle of the mounting seat, and the upper cover plate and the lower housing are fixedly connected by screws tapping into the threaded through hole and the threaded blind hole.

8. The TPMS signal relay receiving box as claimed in claim 7, wherein a protrusion is protruded from the middle of the antenna slot toward the opening of the antenna slot, a groove for fastening the receiving antenna is formed around the protrusion, the through hole is formed in the groove at the bottom of the protrusion, and the receiving antenna is fastened in the groove after passing through the through hole.

9. The TPMS signal relay receiving box as claimed in claim 8, wherein a pair of locking blocks is protruded from the middle of the inner side of the top cover plate, a pair of locking openings are correspondingly formed in the protruded portion of the antenna slot, and the locking blocks are locked in the locking openings to fix the top cover plate to cover the opening portion of the antenna slot.

10. The TPMS signal relay receiving box according to claim 9, wherein the lower case, the upper cover plate and the top cover plate are formed by compression molding using PC + ABS material.