CN214668862U

CN214668862U - TVOC control panel gas concentration test fixture

Info

Publication number: CN214668862U
Application number: CN202023106207.7U
Authority: CN
Inventors: 向艳芳
Original assignee: Zhuhai Anyong Technology Co ltd
Current assignee: Zhuhai Anyong Technology Co ltd
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-11-09
Anticipated expiration: 2030-12-16

Abstract

The utility model discloses a TVOC control panel gas concentration test fixture relates to smelting tool technical field. The utility model discloses a structure includes bottom plate, fixing device, electric installation, glass cover, be provided with a plurality of spouts on the top lateral wall of bottom plate, respectively be provided with a plurality of fixing device in every spout, fixing device's structure includes fixed column, fixation clamp and bolt, be provided with the change on the fixed column, the fixation clamp is fixed on the change lateral wall, the bolt spiro union is in the through-hole of fixation clamp, electric installation's structure includes copper sheet, wire, carbon brush and electrically conductive draw runner, respectively is fixed with the copper sheet on the top lateral wall of every fixed column, respectively is fixed with the carbon brush on the bottom lateral wall, respectively is provided with the wire in the through-hole, respectively is provided with electrically conductive draw runner on the bottom lateral wall of every spout, the carbon brush passes through the wire with the copper sheet and is connected, glass cover is in bottom plate top lateral wall recess. The utility model is suitable for a detect gas concentration, and adjustable position is in order to adapt to different model control panels.

Description

TVOC control panel gas concentration test fixture

Technical Field

The utility model relates to the technical field, especially, relate to a TVOC control panel gas concentration test fixture.

Background

The jig is a tool for carpenters, ironmen, pincers workers, machines, electric controls and other handicrafts, and is mainly used as a tool for assisting in controlling positions or actions. The jig can be divided into a process assembly type jig, a project test type jig and a circuit board test type jig. TVOC control panel gas concentration test fixture belongs to a circuit board test fixture. The circuit board test type smelting tool in the prior art is usually of an unsealed structure and is not suitable for gas concentration test.

Accordingly, one skilled in the art provides a subject to solve the problems set forth in the background above.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that, it is not sealed structure usually to overcome prior art's circuit board test type smelting tool, is unsuitable to carry out the gas concentration test.

In order to solve the above technical problems, the utility model provides a TVOC control plate gas concentration test fixture, which comprises,

the bottom plate is of a rectangular plate-shaped structure, a plurality of sliding grooves are formed in the top side wall of the bottom plate, a plurality of fixing devices are arranged in each sliding groove, and the bottom plate plays a supporting role; the fixing device structurally comprises a fixing column, a fixing clamp and a bolt, wherein the fixing column is of a cylindrical structure, a rotating ring is arranged in a groove in the side wall of the upper part of the fixing column, the fixing clamp is of a U-shaped plate-shaped structure and is fixed on the side wall of the rotating ring, the bolt is screwed in a through hole of the fixing clamp, the fixing column is supported on the side wall of the bottom of the control panel, the edge of the control panel is inserted into the fixing clamp, and the bolt is screwed downwards to press and fix the control panel on the fixing column; the conductive device structurally comprises copper sheets, wires, carbon brushes and conductive sliding strips, wherein a circular copper sheet is fixed on the top side wall of each fixed column, a carbon brush is fixed on the bottom side wall of each fixed column, the conductive sliding strip is arranged on the bottom side wall of each sliding chute, the wires are arranged in through holes of each fixed column, the carbon brushes are connected with the copper sheets through the wires, the conductive sliding strips are connected with a power supply, the copper sheets are in contact with an input end tin plate of a control panel, and when the fixed columns slide back and forth along the sliding chutes, the carbon brushes slide back and forth along the conductive sliding strips to enable the control panel to be connected with the power supply; the glass cover is of a cuboid groove body structure, a bottom end notch of the glass cover is inserted into a groove in the top side wall of the bottom plate, and the glass cover and the bottom plate form a closed space.

As a further aspect of the present invention: the tangent plane of spout is the shape of falling T, the bottom of spout is provided with a plurality of sliders, and the central axis position of every slider is fixed with a fixed column, the slider prevents that the fixed column from empting.

As a further aspect of the present invention: the iron cores are respectively arranged in the grooves of the left side wall and the right side wall of the sliding block, a coil is wound on the two iron cores and connected with the carbon brush, strip-shaped iron sheets are respectively arranged on the left side wall and the right side wall of the sliding groove, the iron cores are made to be magnetic after the coils are electrified, and the iron cores are adsorbed on the iron sheets, so that the sliding block and the fixing column are fixed in the sliding groove.

As a further aspect of the present invention: and a button switch is arranged in a groove on the left side wall of the fixing column, the button switch is connected to the coil, and the button switch controls whether the coil is conductive or not.

As a further aspect of the present invention: the measuring cup is arranged on the top side wall of the bottom plate, the glass cover covers the measuring cup, and the measuring cup is used for containing alcohol.

As a further aspect of the present invention: the bottom side wall of the bottom plate is provided with a fan, and the fan rolls the air in the glass cover, so that the volatilized alcohol is uniformly distributed in the space in the glass cover.

As a further aspect of the present invention: the glass cover is characterized in that a square-shaped cavity is arranged in the bottom plate, namely the air passage, a plurality of through holes are formed in the top side wall of the air passage, namely the vent holes, the fan is arranged in the top side wall through holes of the air passage, and air in the air passage is rolled out by the fan, so that air at different corners in the glass cover enters the air passage from the vent holes.

The utility model has the advantages that:

(1) the utility model is provided with the fixing device, when in use, the control panel is firstly arranged on the fixed column to push the fixed column, so that the fixed column slides back and forth along the sliding groove, and the top copper sheet of the fixed column is contacted with the input tin plate on the control panel; then inserting the edge part of the control board into the fixing clamp, and screwing the bolt downwards to press and fix the control board on the fixing column; after the position of the fixed column is determined, the button switch is pressed to enable the coil to be electrified, the iron core is enabled to have magnetism after the coil is electrified, and the iron core is adsorbed on the iron sheet to enable the sliding block and the fixed column to be fixed in the sliding groove. The utility model discloses adjustable position is in order to adapt to different model control panels.

(2) The utility model discloses set up electric installation and glass cover, pour alcohol in the graduated flask to cover the bottom plate with glass cover on, external power source passes through electrically conductive draw runner, carbon brush, wire, copper sheet and gives the control panel circular telegram, and the control panel after the circular telegram detects the alcohol concentration who volatilizees in glass cover. The utility model is suitable for a detect gas concentration.

Drawings

Fig. 1 is a schematic three-dimensional structure of the present invention;

fig. 2 is a cross-sectional view of the strut.

Wherein: the device comprises a bottom plate 10, a sliding chute 11, a support post 12, a copper sheet 13, a fixing clamp 14, a rotating ring 15, a bolt 16, a sliding block 17, an iron core 18, a coil 19, an iron sheet 20, a button switch 21, a lead wire 22, a carbon brush 23, a conductive slide bar 24, a control board 25, a glass cover 26, a measuring cup 28, a fan 30, an air duct 31 and a vent hole 32.

Detailed Description

The structure of a gas concentration testing fixture for a TVOC control board provided in this embodiment is shown in fig. 1-2, and includes,

the base plate 10 is of a rectangular plate-shaped structure, a plurality of sliding grooves 11 are formed in the top side wall of the base plate 10, a plurality of fixing devices are arranged in each sliding groove 11, and the base plate 10 plays a supporting role; the fixing device structurally comprises a fixing column 12, a fixing clamp 14 and a bolt 16, wherein the fixing column 12 is of a cylindrical structure, a rotating ring 15 is arranged in a groove in the side wall of the upper part of the fixing column 12, the fixing clamp 14 is of a U-shaped plate-shaped structure and is fixed on the side wall of the rotating ring 15, the bolt 16 is screwed in a through hole of the fixing clamp 14, the fixing column 12 is supported on the bottom side wall of a control panel 25, the edge part of the control panel 25 is inserted into the fixing clamp 14, and the bolt 16 is screwed downwards to press and fix the control panel 25 on the fixing column 12; the conductive device structurally comprises copper sheets 13, wires 22, carbon brushes 23 and conductive sliding strips 24, wherein a circular copper sheet 13 is fixed on the top side wall of each fixed column 12, a carbon brush 23 is fixed on the bottom side wall of each fixed column 12, a conductive sliding strip 24 is arranged on the bottom side wall of each sliding groove 11, a wire 22 is arranged in a through hole of each fixed column 12, the carbon brushes 23 are connected with the copper sheets 13 through the wires, the conductive sliding strips 24 are connected with a power supply, the copper sheets 13 are in contact with an input end tin plate of a control board 25, and when the fixed columns 12 slide back and forth along the sliding grooves 11, the carbon brushes 23 slide back and forth along the conductive sliding strips 24, so that the control board 25 is connected with the power supply; glass cover 26, glass cover 26 are cuboid cell body structure, the bottom notch of glass cover 26 inserts in the lateral wall recess of bottom plate 10 top, glass cover 26 constitutes airtight space with bottom plate 10.

The tangent plane of spout 11 is the shape of falling T, the bottom of spout 11 is provided with a plurality of sliders 17, and the central axis position of every slider 17 is fixed with a fixed column 12, slider 17 prevents that fixed column 12 from empting.

Iron cores 18 are respectively arranged in grooves in the left side wall and the right side wall of the sliding block 17, a coil 19 is wound on the two iron cores 18, the coil 19 is connected with a carbon brush 23, strip-shaped iron sheets 20 are respectively arranged on the left side wall and the right side wall of the sliding groove 11, the iron cores 18 are made to have magnetism after the coils 19 are electrified, and the iron cores 18 are adsorbed on the iron sheets 20, so that the sliding block 17 and the fixed column 12 are fixed in the sliding groove 11.

A button switch 21 is arranged in a groove on the left side wall of the fixed column 12, the button switch 21 is connected to the coil 19, and the button switch 21 controls whether the coil 19 is conductive or not.

A measuring cup 28 is arranged on the top side wall of the bottom plate 10, the glass cover 26 covers the measuring cup 28, and the measuring cup 28 is used for containing alcohol.

The bottom side wall of the bottom plate 10 is provided with a fan 30, and the fan 30 rolls the air in the glass cover 26, so that the volatilized alcohol is uniformly distributed in the space in the glass cover 26.

The bottom plate 10 is provided with a hollow square-shaped cavity, namely an air duct 31, the top side wall of the air duct 31 is provided with a plurality of through holes, namely vent holes 32, the fan 30 is arranged at the top side wall through holes of the air duct 31, and the fan 30 rolls out air in the air duct 31, so that air in different corners in the glass cover 26 enters the air duct 31 from the vent holes 32.

The utility model discloses a theory of operation: when the device is used, the control panel 25 is placed on the fixed column 12, the fixed column 12 is pushed, the fixed column 12 slides back and forth along the sliding groove 11, and a top copper sheet of the fixed column 12 is in contact with an input end tin plate on the control panel 25; then the edge part of the control plate 25 is inserted into the fixing clamp 14, and the bolt 16 is screwed downwards, so that the control plate 25 is pressed and fixed on the fixing column 12; after the position of the fixed column 12 is determined, the button switch 21 is pressed to electrify the coil 19, the iron core 18 is magnetic after the coil 19 is electrified, the iron core 18 is adsorbed on the iron sheet 20, and the sliding block 17 and the fixed column 12 are fixed in the sliding groove 11; alcohol is poured into the measuring cup 28, the glass cover 26 covers the bottom plate 10, the control board 25 is electrified by the external power source through the conductive slide bar 24, the carbon brush 23, the lead 22 and the copper sheet 13, and the control board 25 after electrification detects the concentration of the alcohol volatilized in the glass cover 26. The utility model is suitable for a detect gas concentration, and adjustable position is in order to adapt to different model control panels.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented 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

1. A tool for testing gas concentration of TVOC control plate is characterized in that it comprises,

the base plate (10) is of a rectangular plate-shaped structure, a plurality of sliding grooves (11) are formed in the top side wall of the base plate (10), a plurality of fixing devices are arranged in each sliding groove (11), and the base plate (10) plays a supporting role; the fixing device structurally comprises a fixing column (12), a fixing clamp (14) and a bolt (16), wherein the fixing column (12) is of a cylindrical structure, a rotating ring (15) is arranged in a groove in the side wall of the upper portion of the fixing column (12), the fixing clamp (14) is of a U-shaped plate-shaped structure and is fixed on the side wall of the rotating ring (15), the bolt (16) is in threaded connection with a through hole of the fixing clamp (14), the fixing column (12) is supported on the bottom side wall of a control plate (25), the edge of the control plate (25) is inserted into the fixing clamp (14), and the bolt (16) is screwed downwards to press and fix the control plate (25) on the fixing column (12); the conductive device structurally comprises copper sheets (13), wires (22), carbon brushes (23) and conductive sliding strips (24), wherein a circular copper sheet (13) is fixed on the top side wall of each fixed column (12), the carbon brushes (23) are fixed on the bottom side wall of each fixed column (12), the conductive sliding strips (24) are arranged on the bottom side wall of each sliding chute (11), the wires (22) are arranged in through holes of each fixed column (12), the carbon brushes (23) are connected with the copper sheets (13) through the wires, the conductive sliding strips (24) are connected with a power supply, the copper sheets (13) are in contact with an input end tin plate of a control board (25), and when the fixed columns (12) slide back and forth along the sliding chutes (11), the carbon brushes (23) slide back and forth along the conductive sliding strips (24) to enable the control board (25) to be connected with the power supply; glass cover (26), glass cover (26) are cuboid cell body structure, the bottom notch of glass cover (26) inserts in bottom plate (10) top lateral wall recess, airtight space is constituteed with bottom plate (10) to glass cover (26).

2. The tool of claim 1, wherein the TVOC control plate gas concentration test fixture comprises: the tangent plane of spout (11) is the shape of falling T, the bottom of spout (11) is provided with a plurality of sliders (17), and the central axis position of every slider (17) is fixed with a fixed column (12), slider (17) prevent that fixed column (12) from empting.

3. The tool of claim 2, wherein the TVOC control plate gas concentration test fixture comprises: the iron core (18) are respectively arranged in the grooves of the left side wall and the right side wall of the sliding block (17), a coil (19) is wound on the two iron cores (18), the coil (19) is connected with a carbon brush (23), strip-shaped iron sheets (20) are respectively arranged on the left side wall and the right side wall of the sliding groove (11), the iron core (18) is made to have magnetism after the coil (19) is electrified, and the iron core (18) is adsorbed on the iron sheets (20) so that the sliding block (17) and the fixed column (12) are fixed in the sliding groove (11).

4. The tool of claim 3, wherein the TVOC control plate gas concentration test fixture comprises: a button switch (21) is arranged in a groove in the left side wall of the fixed column (12), the button switch (21) is connected to the coil (19), and the button switch (21) controls whether the coil (19) is conductive or not.

5. The tool of claim 1, wherein the TVOC control plate gas concentration test fixture comprises: a measuring cup (28) is arranged on the top side wall of the bottom plate (10), the glass cover (26) covers the measuring cup (28), and the measuring cup (28) is used for containing alcohol.