Vehicle-mounted GPS testing device

Abstract

The utility model relates to the technical field of vehicle-mounted GPS, in particular to a vehicle-mounted GPS testing device, which comprises a testing box, an air valve and a ventilation structure, and is characterized in that the testing box comprises a box body, and a sealing cover is hinged to the top of the box body; the air valve is fixedly inserted in the middle of the rear side of the box body; the ventilation structure comprises air inlets, the air inlets are formed in the two sides of the box body in a penetrating mode, base plates are clamped in the air inlets, air channels are formed in the base plates, valves communicated with the air channels are fixedly connected to the middles of the outer sides of the base plates, and one ends of the valves are fixedly communicated with external pipes. According to the utility model, the substrates and the air inlets are mutually clamped, the valves are opened, airflow flows into the box body through the air ducts, different substrates are connected with different air supply devices, different use environments are created and simulated in the box body, only different substrates need to be replaced, the use is convenient, and the effect of one machine for multiple tests is realized.

Description

TECHNICAL FIELD

[0001] The utility model relates to vehicle GPS technical field, concretely is a vehicle GPS testing arrangement. BACKGROUND

[0002] In the production and manufacture of vehicle GPS, the assembled GPS equipment needs to be tested in a series of tests to ensure its performance and reliability, and the aspects of the test usually include performance test, safety test, vehicle actual scene performance test, environmental adaptability test, etc., wherein the environmental adaptability test mainly includes high temperature, low temperature, humidity, air pressure, etc.

[0003] And in the current part of the environmental adaptability test equipment, due to the structural difference of the equipment for creating different environmental conditions, most of them can only test single environmental conditions, and a complete set of environmental adaptability test needs to be equipped with multiple different equipment to be carried out in turn, and the working efficiency needs to be improved. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a vehicle GPS testing arrangement to solve the problems in the above background.

[0005] To achieve the above purpose, the utility model provides the following technical scheme:

[0006] A vehicle GPS testing arrangement, comprising:

[0007] A test box, the test box comprises a box body, and a cover is hingedly connected to the top of the box body;

[0008] A positioner card seat is slidingly connected to the inner bottom of the box body;

[0009] A wind valve is fixedly and penetratingly installed in the middle of the rear side of the box body;

[0010] An air passage structure, comprising an air inlet, the air inlet is penetratingly provided on both sides of the box body, a base plate is connected to the air inlet, an air duct is formed in the base plate, a valve is fixedly connected to the middle of the outer side of the base plate and communicates with the air duct, and an external connecting pipe is fixedly connected to one end of the valve;

[0011] A linkage structure is fixedly installed on the surface of the rear side of the box body, and the positioner card seat and the cover are interconnected through the linkage structure.

[0012] Further, the test box further comprises:

[0013] A limiting sliding groove is formed in the lower edge of the inner wall of both sides of the box body;

[0014] A wire slot is penetratingly provided in the lower edge of the rear side of the box body;

[0015] An air outlet is arranged in the middle of the rear side of the cabinet.

[0016] Further, the locator card seat comprises:

[0017] A limiting sliding bar is slidingly connected with the limiting sliding groove.

[0018] A seat body is fixedly installed with the limiting sliding bar on both sides.

[0019] A plurality of locator plug-in slots are arranged in a rectangular manner on the upper surface of the seat body.

[0020] Further, the locator card seat further comprises:

[0021] A sealing plate is fixedly installed on the lower edge of the rear side of the seat body.

[0022] A data line bundle is fixedly connected to the rear side surface of the sealing plate.

[0023] A lead screw is fixedly installed on both ends of the rear side of the seat body.

[0024] Further, the air valve comprises:

[0025] A base frame is fixedly sleeved on the inner wall of the air outlet.

[0026] A motor bracket is fixedly installed on the rear side opening of the base frame.

[0027] A control motor is fixedly installed in the middle of the motor bracket.

[0028] A fixed valve is fixedly installed on the inner wall of the base frame.

[0029] A movable valve is rotatably sleeved inside the base frame, and the middle of the movable valve is fixedly connected with the output end of the control motor which rotates through the middle of the fixed valve.

[0030] Further, the ventilation structure further comprises:

[0031] A spring pin is slidingly installed on both sides of the air inlet.

[0032] A clamping groove is arranged on both sides of the base plate, and the base plate is clamped with the air inlet, and the spring pin is inserted into the clamping groove to lock the clamping of the base plate.

[0033] Further, the linkage structure comprises:

[0034] A first linkage shaft is rotatably installed on the upper edge of the rear surface of the cabinet through a support.

[0035] Spur gears, the spur gears are fixedly installed on both ends of the first linkage shaft;

[0036] Half inner gear rings, the half inner gear rings are meshed with the spur gears, and one end of the half inner gear rings is fixedly connected with both sides of the cover;

[0037] The second linkage shaft, the upper end of the second linkage shaft is interconnected with the first linkage shaft through the bevel gear set;

[0038] The third linkage shaft, the third linkage shaft is interconnected with the lower end of the second linkage shaft through the bevel gear set;

[0039] The inner threaded sleeve, the inner threaded sleeve is interconnected with the third linkage shaft through the bevel gear set, the inner threaded sleeve is rotatably installed on the rear surface of the box body through the bearing, and the inner threaded sleeve is rotatably connected with the lead screw.

[0040] Compared with the prior art, the beneficial effects of the utility model are:

[0041] 1, open the cover, and push the positioner card seat out of the box body through the linkage structure, insert the GPS positioner to be tested on the positioner card seat, close the cover, and put the positioner card seat into the box body, at this time, the external connecting pipe connected with the substrate of the required gas supply equipment is selected, the substrate is connected with the air inlet, the valve is opened, the air flow is introduced into the box body through the air duct, different gas supply equipment is connected by different substrates, such as air with different temperature and humidity, and different use environments are simulated in the box body, only different substrates need to be replaced, so that the utility model is convenient to use and realizes the effect of one machine with multiple tests.

[0042] 2, when testing ventilation, the movable valve is controlled to rotate, the openings on the movable valve and the fixed valve are staggered, and the air outlet is closed, and the test effect under different air pressure conditions can be obtained as the air inlet structure continuously introduces air.

[0043] 3, with the opening of the cover, one end of the half inner gear ring is meshed with the spur gear, and the spur gear is rubbed to rotate, thereby driving the first linkage shaft to rotate, and then driving the inner threaded sleeve to rotate through the bevel gear set and the second linkage shaft and the third linkage shaft, thereby rubbing the lead screw to displace, and driving the positioner card seat to move, through the simple transmission structure, the opening and closing of the cover provides power, the seat body is pushed in and out of the box body, the loading positioner is provided with assistance, the box body is avoided to be hindered, and when the seat body is out of the box body, the data line bundle is inserted into the box body through the wire slot, and the normal transmission of test data is maintained. BRIEF DESCRIPTION OF DRAWINGS

[0044] Figure 1 It is the overall structure schematic view of the utility model;

[0045] Figure 2 is the test box schematic view of the utility model;

[0046] Figure 3 is the locator card seat schematic view of the utility model;

[0047] Figure 4 is the air valve schematic view of the utility model;

[0048] Figure 5 is the ventilation structure schematic view of the utility model;

[0049] Figure 6 is the linkage structure schematic view of the utility model;

[0050] Figure 7 is the linkage structure schematic view of the utility model.

[0051] In the drawing: 1, test box;101, box body;102, cover;103, limit sliding groove;104, wire slot;105, air outlet;2, locator card seat;201, seat body;202, locator plug-in slot;203, limit sliding bar;204, sealing plate;205, data line bundle;206, screw;3, air valve;301, base frame;302, motor frame;303, control motor;304, fixed valve;305, movable valve;4, ventilation structure;401, air inlet;402, spring snap pin;403, base plate;404, air duct;405, valve;406, external pipe;407, clamping groove;5, linkage structure;501, No. 1 linkage shaft;502, straight gear;503, half inner tooth ring;504, No. 2 linkage shaft;505, No. 3 linkage shaft;506, internal thread sleeve. DETAILED DESCRIPTION

[0052] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0053] Please refer to Figures 1-7The utility model discloses an embodiment of a kind of vehicle GPS testing device, including test box 1, positioner card seat 2, air valve 3, aeration structure 4 and linkage structure 5, test box 1 includes box 101, box 101 top hinged has cover 102;Positioner card seat 2 slidingly connects in box 101 inner bottom;Air valve 3 is fixedly inserted and installed in the middle part of the rear side of box 101;Aeration structure 4 includes air inlet 401, air inlet 401 is inserted and set in the both sides of box 101, air inlet 401 is connected with base plate 403, base plate 403 is internally provided with air duct 404, base plate 403 outside middle part is fixedly connected with the valve 405 that air duct 404 is interconnected, valve 405 one end is fixedly communicated with external connection pipe 406;Linkage structure 5 is fixedly installed on the rear side surface of box 101, positioner card seat 2 and cover 102 are interconnected by linkage structure 5.

[0054] Specifically, open cover 102, and positioner card seat 2 is pushed out of box 101 by linkage structure 5, the GPS positioner needed to be tested is inserted on positioner card seat 2, close cover 102, and positioner card seat 2 is inducted into the inside of box 101, at this time, the base plate 403 of the required gas supply equipment connected with external connection pipe 406 is selected, the base plate 403 is mutually connected with air inlet 401, valve 405 is opened, and the airflow is passed into the inside of box 101 by air duct 404, different gas supply equipment is connected by different base plates 403, for example, different temperature, different humidity air, different use environment is created in the inside of box 101, just need to replace different base plate 403, it is convenient to use, and the effect of one machine multiple test is realized.

[0055] Embodiment one

[0056] As Figure 1 , Figure 4 As shown in the embodiment, air outlet 105 is inserted and set in the middle part of the rear side of box 101;Air valve 3 includes base frame 301, motor bracket 302, control motor 303, fixed valve 304 and dynamic valve 305, base frame 301 is fixedly sleeved in the inner wall of air outlet 105;Motor bracket 302 is fixedly installed on the rear side opening of base frame 301;Control motor 303 is fixedly installed in the middle part of motor bracket 302;Fixed valve 304 is fixedly installed in the inner wall of base frame 301;Dynamic valve 305 is rotatably sleeved in the inside of base frame 301, and the middle part of dynamic valve 305 is fixedly connected with the output end of control motor 303 that rotates through the middle part of fixed valve 304.

[0057] In the embodiment, when ventilating test, dynamic valve 305 is staggered with the opening on fixed valve 304 by rotating dynamic valve 305 through control motor 303, air outlet 105 is closed, and the test effect under different air pressure conditions can be obtained as air structure 4 continues to ventilate.

[0058] AsFigure 1 、 Figure 3 、 Figure 6 and Figure 7 As shown, in this embodiment, the ventilation structure 4 further includes a spring latch 402 and a latch slot 407 . The spring latch 402 is slidably mounted on both sides of the air inlet 401 ; the latch slot 407 is provided on both sides of the base plate 403 .

[0059] During specific implementation, the base plate 403 and the air inlet 401 are engaged with each other, and one end of the spring latch 402 is inserted into the latch slot 407 to lock the engagement of the base plate 403 .

[0060] Example 2

[0061] On the basis of the first embodiment, in order to make up for the specific manner in which the cover 102 and the positioner holder 2 are linked to each other through the linkage structure 5 which is not mentioned in the first embodiment.

[0062] like Figure 5 As shown, in this embodiment, the test box 1 also includes a limiting slide 103 and a wire groove 104, the limiting slide 103 is opened at the lower edge of the inner wall on both sides of the box body 101; the wire groove 104 is inserted and opened at the lower edge of the rear side of the box body 101; the locator card seat 2 includes a limiting slide 203, a base 201, a locator plug-in slot 202, a sealing plate 204, a data wire harness 205 and a screw rod 206, the limiting slide 203 is slidably engaged with the limiting slide 103; the limiting slide 203 is fixedly installed on both sides of the base body 201; the number of locator plug-in slots 202 is several, and the several locator plug-in slots 202 are arranged in a rectangular shape and opened on the upper surface of the base body 201; the sealing plate 204 is fixedly installed at the lower edge of the rear side of the base body 201; one end of the data wire harness 205 is fixedly connected to the rear surface of the sealing plate 204; the screw rod 206 is fixedly installed at both ends of the rear side of the base body 201; The linkage structure 5 includes a No. 1 linkage shaft 501, a spur gear 502, a half inner ring gear 503, a No. 2 linkage shaft 504, a No. 3 linkage shaft 505 and an internal threaded sleeve 506. The No. 1 linkage shaft 501 is rotatably mounted on the upper edge of the rear surface of the housing 101 through a bracket; the spur gear 502 is fixedly mounted at both ends of the No. 1 linkage shaft 501; the half inner ring gear 503 and the spur gear 502 are meshed with each other, and one end of the half inner ring gear 503 is fixedly connected to both sides of the cover 102; the upper end of the No. 2 linkage shaft 504 is linked to the No. 1 linkage shaft 501 through a bevel gear set; the No. 3 linkage shaft 505 is linked to the lower end of the No. 2 linkage shaft 504 through a bevel gear set; the internal threaded sleeve 506 is linked to the No. 3 linkage shaft 505 through a bevel gear set; the internal threaded sleeve 506 is rotatably mounted on the rear surface of the housing 101 through a bearing, and the internal threaded sleeve 506 is screwed and sleeved with the screw rod 206.

[0063] In the implementation, with the opening of the cover 102, the half inner gear ring 503 is engaged with the spur gear 502 at one end, and rubs the spur gear 502 to rotate, thereby driving the first linkage shaft 501 to rotate, and then rotating the inner threaded sleeve 506 through the bevel gear set and the second linkage shaft 504 and the third linkage shaft 505, thereby rubbing the lead screw 206 to displace, and driving the positioner holder 2 to move, through a simple transmission structure, using the opening and closing of the cover 102 to provide power, pushing the seat body 201 in and out of the box body 101, providing assistance for loading the positioner, avoiding the obstruction of the box body 101, and at the same time, when the seat body 201 is out of the box body 101, the data line bundle 205 is inserted into the box body 101 through the wire slot 104, keeping the normal transmission of test data.

[0064] It is apparent for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, but can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be considered in all aspects as illustrative and not restrictive, and the scope of the present application is defined by the appended claims rather than the above description, and it is intended to encompass all changes falling within the meaning and range of equivalents of the claims. Any reference signs in the claims should not be considered as limiting the claims involved.

[0065] In addition, it should be understood that although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be appropriately combined to form other embodiments that those skilled in the art can understand.

Claims

1. A vehicle-mounted GPS test device, characterized in that: include: A test box (1), the test box (1) comprising a box body (101), a cover (102) hinged on the top of the box body (101); A positioner card seat (2), wherein the positioner card seat (2) is slidably connected to the inner bottom of the box body (101); An air valve (3), the air valve (3) is fixedly installed in the middle of the rear side of the box body (101); A ventilation structure (4), the ventilation structure (4) comprising an air inlet (401), the air inlet (401) being interspersed and opened on both sides of the box body (101), a base plate (403) being clamped in the air inlet (401), an air duct (404) being opened in the base plate (403), a valve (405) being fixedly connected to the middle of the outer side of the base plate (403) and being in communication with the air duct (404), and one end of the valve (405) being fixedly connected to an external pipe (406); A linkage structure (5) is fixedly mounted on the rear surface of the box body (101), and the positioner holder (2) and the cover (102) are linked to each other via the linkage structure (5).

2. The vehicle-mounted GPS test device according to claim 1, characterized in that: The test box (1) further comprises: Limiting slide grooves (103), the limiting slide grooves (103) are opened on the lower edges of the inner walls on both sides of the box body (101); A wire trough (104), the wire trough (104) is inserted and opened at the lower edge of the rear side of the box body (101); The air outlet (105) is interspersed and opened in the middle of the rear side of the box body (101).

3. The vehicle-mounted GPS test device according to claim 2, characterized in that: The positioner holder (2) comprises: A limiting slide bar (203), wherein the limiting slide bar (203) is slidably engaged with the limiting slide groove (103); A seat body (201), with limit slide bars (203) fixedly mounted on both sides of the seat body (201); The positioner plug-in slots (202) are multiple in number, and the multiple positioner plug-in slots (202) are arranged in a rectangular shape and opened on the upper surface of the base (201).

4. The vehicle-mounted GPS test device according to claim 3, characterized in that: The positioner holder (2) further comprises: A sealing plate (204), the sealing plate (204) being fixedly mounted on the rear lower edge of the base body (201); A data harness (205), one end of which is fixedly connected to the rear surface of the sealing plate (204); The screw rod (206) is fixedly mounted on both ends of the rear side of the seat body (201).

5. The vehicle-mounted GPS test device according to claim 4, characterized in that: The air valve (3) comprises: A base frame (301), wherein the base frame (301) is fixedly sleeved on the inner wall of the air outlet (105); A motor frame (302), wherein the motor frame (302) is fixedly mounted on the rear opening of the base frame (301); A control motor (303), wherein the control motor (303) is fixedly mounted in the middle of the motor frame (302); A fixed valve (304), wherein the fixed valve (304) is fixedly mounted on the inner wall of the base frame (301); The movable valve (305) is rotatably sleeved inside the base frame (301), and the middle portion of the movable valve (305) is fixedly connected to the output end of the control motor (303) that rotates through the middle portion of the fixed valve (304).

6. The vehicle-mounted GPS test device according to claim 5, characterized in that: The ventilation structure (4) further comprises: Spring latches (402), said spring latches (402) being slidably mounted on both sides of the air inlet (401); The card slots (407) are provided on both sides of the base plate (403).

7. The vehicle-mounted GPS testing device according to claim 6, characterized in that: The linkage structure (5) comprises: A first linkage shaft (501), the first linkage shaft (501) being rotatably mounted on the upper edge of the rear surface of the box body (101) via a bracket; Spur gears (502), the spur gears (502) are fixedly mounted on both ends of the first linkage shaft (501); a semi-inner gear ring (503), wherein the semi-inner gear ring (503) and the spur gear (502) are meshed with each other, and one end of the semi-inner gear ring (503) is fixedly connected to both sides of the cover (102); A second linkage shaft (504), the upper end of which is linked to the first linkage shaft (501) via a bevel gear set; A third linkage shaft (505), wherein the third linkage shaft (505) is linked to the lower end of the second linkage shaft (504) via a bevel gear set; An internal threaded sleeve (506) is linked to the third linkage shaft (505) via a bevel gear set, and the internal threaded sleeve (506) is rotatably mounted on the rear surface of the box body (101) via a bearing, and the internal threaded sleeve (506) is screwed and sleeved with the screw rod (206).

Images