CN216144760U

CN216144760U - Nitrogen oxygen sensor heating device

Info

Publication number: CN216144760U
Application number: CN202121759172.9U
Authority: CN
Inventors: 靳义海; 陈舜; 林攀; 郭宇航
Original assignee: Hubei Bonner Electronics Technology Co ltd
Current assignee: Hubei Bonner Electronics Technology Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-03-29
Anticipated expiration: 2031-07-30

Abstract

The utility model discloses a nitrogen-oxygen sensor heating device, wherein a rotating frame is arranged in a box body, a driving mechanism is arranged at the top outside the box body, the driving mechanism penetrates through the box body and is connected with a rotating rod, the rotating rod is vertically arranged in the middle of the rotating frame, a plurality of fixing plates are sequentially arranged on the rotating rod, the other ends of the fixing plates are connected with the rotating frame, a clamping mechanism is arranged on each fixing plate, one end, far away from the rotating rod, of each clamping mechanism clamps a product to be tested, a wire arranging groove is formed in one end, close to the product to be tested, of each fixing plate, a wire of the product to be tested is arranged in the wire arranging groove, the product to be tested is connected with a binding post through a wire, and the binding post is arranged on the rotating frame.

Description

Nitrogen oxygen sensor heating device

Technical Field

The utility model relates to the technical field of nitrogen-oxygen sensors, in particular to a heating device of a nitrogen-oxygen sensor.

Background

The nitrogen oxygen sensor is the key device of measuring automobile exhaust nitrogen oxygen content, and the department uses under high temperature environment usually, and the nitrogen oxygen sensor is leaving the factory and needs to detect, but traditional detection device can not simulate nitrogen oxygen sensor's operational environment to the accuracy that detects is just relatively poor, consequently, the present problem is solved to this further technique of treating urgently.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a heating device of a nitrogen oxygen sensor, so as to solve the problems mentioned in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a nitrogen oxygen sensor heating device, the power distribution box comprises a box body, the inside swivel mount that is provided with of box, actuating mechanism is installed at the outer top of box, actuating mechanism runs through the box and is connected with the rotary rod, the rotary rod is vertical to be installed in the middle of the swivel mount, install a plurality of fixed plates on the rotary rod in order, the fixed plate other end links to each other with the swivel mount, install fixture on the fixed plate, fixture keeps away from rotary rod one end centre gripping and has the product that awaits measuring, it is provided with the winding displacement groove to be close to the product one end that awaits measuring on the fixed plate, the product wire that awaits measuring sets up at the winding displacement inslot, the product that awaits measuring is connected with the terminal through the wire, the terminal sets up on the swivel mount.

Preferably, the swivel mount is the structure of falling the U-shaped, and the bottom is the opening form, the swivel mount top is provided with temperature sensor, temperature sensor links to each other with the setting at box top controller electrical property, bottom half upper surface mounting has heating mechanism, heating mechanism sets up inside the swivel mount.

Preferably, the driving mechanism comprises a motor, a first gear and a second gear, the motor is mounted on the box body through a motor fixing seat, an output shaft of the motor is connected with the first gear, the second gear and the first gear are located on the same horizontal line, the center of the second gear is connected with the rotating rod, and the first gear and the second gear are in meshing transmission through the motor.

Preferably, fixture includes first straight board, the straight board of second, first straight board passes through screw fixed mounting on the fixed plate, rotary rod one end is kept away from to first straight board is provided with first protruding piece, be provided with first sawtooth clamp post in the middle of the first straight board, the straight board of second is close to first protruding piece lower surface and is provided with the protruding piece of second, the straight board of second is close to first sawtooth clamp post lower surface and is provided with the second sawtooth clamp post, first protruding piece closely laminates with the protruding piece of second, first sawtooth clamp post presss from both sides the mutual block of post with the second sawtooth, first straight board lower surface, the straight board upper surface of second are connected with the spring, the straight board of second passes through the spring slope and sets up on first straight board.

Preferably, a PCB test board is installed on the first protruding block, and a lead pin of the PCB test board is connected with a lead of a product to be tested in a welding mode.

Preferably, heating mechanism includes the heater strip, the heating cabinet, and the fan, fan fixed mounting is in the heating cabinet bottom, the heater strip sets up in the fan top, and links to each other with the heating cabinet both ends are fixed, the heating cabinet top is provided with a plurality of even ventilation holes.

Compared with the prior art, the utility model has the beneficial effects that:

(1) according to the utility model, the box body, the rotating frame, the rotating rod, the clamping mechanism, the temperature sensor, the driving mechanism and the heating mechanism are mutually connected for use, so that a high-temperature environment can be simulated, the detection of the nitrogen-oxygen sensor is realized, and the detection accuracy of the nitrogen-oxygen sensor is ensured.

(2) The utility model utilizes the driving mechanism to drive the rotation of the rotating frame, so that the nitrogen-oxygen sensor can be heated uniformly.

(3) According to the PCB test board clamping mechanism, the first straight plate, the second straight plate, the first sawtooth clamping column, the second sawtooth clamping column and the spring in the clamping mechanism can be used for fixedly clamping the PCB test board, so that the PCB test board is prevented from falling in the rotating process.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic top view of the upper surface of the fixing plate according to the present invention;

FIG. 3 is a schematic view of a clamping mechanism according to the present invention;

fig. 4 is a schematic structural view of a heating mechanism according to the present invention.

In the figure: 1. the box, 2, actuating mechanism, 3, the rotary rod, 4, the swivel mount, 5, the fixed plate, 6, fixture, 7, the product that awaits measuring, 8, winding displacement groove, 9, the terminal, 10, the motor, 11, first gear, 12, the second gear, 13, first straight board, 14, the straight board of second, 15, first protruding piece, 16, first sawtooth presss from both sides the post, 17, the protruding piece of second, 18, the second sawtooth presss from both sides the post, 19, the spring, 20, PCB surveys the board, 21, heating mechanism, 22, the heater strip, 23, the heating cabinet, 24, the fan, 25, temperature sensor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a nitrogen oxygen sensor heating device, the power distribution box comprises a box body 1, 1 inside swivel mount 4 that is provided with of box, actuating mechanism 2 is installed at 1 outer top of box, actuating mechanism 2 runs through box 1 and is connected with

rotary rod

3, 3 vertical installations are in the middle of swivel mount 4 of rotary rod, install a plurality of fixed plates 5 on the rotary rod 3 in order, the fixed plate 5 other end links to each other with swivel mount 4, install fixture 6 on fixed plate 5, fixture 6 keeps away from 3 one end clamps of rotary rod and has the product 7 that awaits measuring, be close to the product 7 one end that awaits measuring and be provided with winding displacement groove 8 on fixed plate 5, the product 7 wire that awaits measuring sets up in winding displacement groove 8, the product 7 that awaits measuring is connected with terminal 9 through the wire, terminal 9 sets up on swivel mount 4.

The swivel mount 4 is the structure of falling the U-shaped, and the bottom is the opening form, and swivel mount 4 top is provided with temperature sensor 25, and temperature sensor 25 links to each other with setting up at box 1 top controller 26 electrical property, and box 1 bottom upper surface mounting has heating mechanism 21, and heating mechanism 21 sets up inside swivel mount 4.

The driving mechanism 2 comprises a first gear 11 and a second gear 12 of a motor 10, the motor 10 is installed on the box body 1 through a motor fixing seat, an output shaft of the motor 10 is connected with the first gear 11, the second gear 12 and the first gear 11 are located on the same horizontal line, the center of the second gear 12 is connected with the rotating rod 3, and the first gear 11 and the second gear 12 are in meshing transmission through the motor 10.

Fixture 6 includes first straight board 13, second straight board 14, first straight board 13 passes through screw fixed mounting on fixed plate 5, first straight board 13 is kept away from rotary rod 3 one end and is provided with first protruding piece 15, be provided with first sawtooth clamp post 16 in the middle of the first straight board 13, second straight board 14 is close to first protruding piece 15 lower surface and is provided with second protruding piece 17, second straight board 14 is close to first sawtooth clamp post 16 lower surface and is provided with second sawtooth clamp post 18, first protruding piece 15 closely laminates with second protruding piece 17, first sawtooth clamp post 16 and the mutual block of second sawtooth clamp post 18, first straight board 13 lower surface, second straight board 14 upper surface is connected with spring 19, second straight board 14 passes through the slope of spring 19 and sets up on first straight board 13.

The first protruding block 15 is provided with a PCB test board 20, the pin of the PCB test board 20 is connected with the product 7 to be tested by wire welding, and the PCB test board is burned with a test program.

Heating mechanism 21 includes heater strip 22, heating cabinet 23, fan 24, and fan 24 fixed mounting is in heating cabinet 23 bottom, and heater strip 22 sets up in fan 24 top, and with the fixed linking to each other of heating cabinet 23 both ends, and heating cabinet 23 top is provided with a plurality of even ventilation holes.

The using method comprises the following steps: firstly, utilize fixture 6 with the product 7 fixed mounting that awaits measuring on fixed plate 5, then the wire that will await measuring product 7 passes through winding displacement groove 8 and links to each other with terminal 9, in the product that awaits measuring carries out the testing process, utilize motor 10 drive first gear 11 to rotate, first gear 11 drives second gear 12 and rotates, second gear 12 then drives rotary rod 3 and rotates, make the product that awaits measuring be heated evenly, in the heating process, utilize fan 24 to blow the steam on the heater strip 22 to make steam come out from the ventilation hole, temperature sensor 25 in the box 1 can monitor the incasement temperature, if the temperature exceeds the predetermined value then can remind, in order to guarantee the security of test.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.

Claims

1. The utility model provides a nitrogen oxygen sensor heating device, includes box (1), its characterized in that: the utility model discloses a test box, including box (1), actuating mechanism (2) are installed at the outer top of box (1), actuating mechanism (2) run through box (1) and are connected with rotary rod (3), rotary rod (3) are vertical to be installed in the middle of rotary rack (4), install a plurality of fixed plates (5) on rotary rod (3) in order, the fixed plate (5) other end links to each other with rotary rack (4), install fixture (6) on fixed plate (5), fixture (6) are kept away from rotary rod (3) one end centre gripping and are waited to survey product (7), be close to product (7) that awaits measuring on fixed plate (5) one end and be provided with winding displacement groove (8), product (7) that awaits measuring the wire setting is in winding displacement groove (8), product (7) that awaits measuring are connected with terminal (9) through the wire, the binding post (9) is arranged on the rotating frame (4).

2. The heating device of claim 1, wherein: the improved box body is characterized in that the rotating frame (4) is of an inverted U-shaped structure, the bottom of the rotating frame is of an open form, a temperature sensor (25) is arranged at the top of the rotating frame (4), the temperature sensor (25) is electrically connected with a top controller (26) arranged on the box body (1), a heating mechanism (21) is arranged on the upper surface of the bottom of the box body (1), and the heating mechanism (21) is arranged inside the rotating frame (4).

3. The heating device of claim 1, wherein: actuating mechanism (2) include motor (10), first gear (11), second gear (12), motor (10) pass through the motor fixing base and install on box (1), motor (10) output shaft links to each other with first gear (11), second gear (12) and first gear (11) are in same water flat line, second gear (12) center links to each other with rotary rod (3), first gear (11) pass through motor (10) meshing transmission with second gear (12).

4. The heating device of claim 1, wherein: the clamping mechanism (6) comprises a first straight plate (13) and a second straight plate (14), the first straight plate (13) is fixedly mounted on the fixing plate (5) through a screw, one end, far away from the rotating rod (3), of the first straight plate (13) is provided with a first protruding block (15), a first sawtooth clamping column (16) is arranged in the middle of the first straight plate (13), the second straight plate (14) is provided with a second protruding block (17) close to the lower surface of the first protruding block (15), the second straight plate (14) is provided with a second sawtooth clamping column (18) close to the lower surface of the first sawtooth clamping column (16), the first protruding block (15) is tightly attached to the second protruding block (17), the first sawtooth clamping column (16) is mutually clamped with the second sawtooth clamping column (18), the lower surface of the first straight plate (13) is connected with a spring (19), the second straight plate (14) is obliquely arranged on the first straight plate (13) through a spring (19).

5. The heating device of claim 4, wherein: a PCB testing board (20) is installed on the first protruding block (15), and a lead pin of the PCB testing board (20) is connected with a product (7) to be tested in a wire welding mode.

6. The heating device of claim 2, wherein: heating mechanism (21) includes heater strip (22), heating cabinet (23), fan (24) fixed mounting is in heating cabinet (23) bottom, heater strip (22) set up in fan (24) top, and with heating cabinet (23) both ends fixed link to each other, heating cabinet (23) top is provided with a plurality of even ventilation holes.