CN210662852U

CN210662852U - Ignition needle seat of needle flame tester

Info

Publication number: CN210662852U
Application number: CN201921551120.5U
Authority: CN
Inventors: 毛肖艳; 林同鑫; 林忠
Original assignee: Xiamen Mapping Testing Technology Co Ltd
Current assignee: Xiamen Mapping Testing Technology Co Ltd
Priority date: 2019-09-18
Filing date: 2019-09-18
Publication date: 2020-06-02
Anticipated expiration: 2029-09-18

Abstract

The utility model discloses an ignition needle seat of a needle flame tester in the technical field of needle flame tests, which comprises a sliding table base, a movable slider, a support column and a fixed top plate are arranged at the top of the sliding table base, a rotary mounting plate is arranged at the top of the fixed top plate, a rotary rod is fixedly connected at the center of the bottom of the rotary mounting plate, the bottom of the rotary rod penetrates through the fixed top plate and is movably connected with the fixed top plate, fan-shaped track plates are symmetrically arranged at the front and the back of the top of the rotary mounting plate, an arc chute is arranged at one side of the arc edge close to the fan-shaped track plates, an angle adjusting plate is arranged between the two groups of fan-shaped track plates, a fixed rotating pin and a sliding pin are respectively arranged at the two sides of the angle adjusting plate, and a needle flame component is arranged at the top of the angle adjusting plate, so as to obtain more reasonable and accurate test results.

Description

Ignition needle seat of needle flame tester

Technical Field

The utility model relates to a needle flame test technical field specifically is a needle flame test appearance ignition needle file.

Background

The needle flame test device is a device for detecting the flame retardant property of electronic components, mechanical parts, injection molding parts and other electrical products, and simulates small flames generated in the products under fault conditions so as to evaluate the ignition risk.

The needle flame subassembly among the needle flame test device includes ignition needle and flame tube, is responsible for respectively igniting and provides the gas and maintain burning flame, current needle flame subassembly is generally installed on the slide bar through the lifter structure, the accessible is removed about during the use and is adjusted in order to press close to the appointed burning position of sample from top to bottom, but because the sample appearance is different, the surface of part sample burning position can not necessarily just be to orientation flame, and current needle flame subassembly can not carry out multi freedom's angle modulation again, and then causes the needle flame test can not obtain comparatively accurate test structure.

Based on this, utility model designs a needle flame test appearance ignition needle file to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a needle flame test appearance ignition needle file to solve above-mentioned technical problem.

In order to realize the purpose, the utility model provides the following technical scheme: an ignition needle base of a needle flame tester comprises a sliding table base, a movable sliding block is slidably mounted on a sliding rod at the top of the sliding table base, a fixed top plate is mounted at the top of the movable sliding block through a supporting column, a rotary mounting plate is arranged at the top of the fixed top plate, a rotary rod is fixedly connected to the center of the bottom of the rotary mounting plate, the bottom of the rotary rod penetrates through the fixed top plate and is movably connected with the fixed top plate, fan-shaped track plates are symmetrically and fixedly arranged on the front side and the rear side of the top of the rotary mounting plate, an arc chute is formed in one side, close to an arc edge, of each fan-shaped track plate, an angle adjusting plate is arranged between each two fan-shaped track plates, a fixed rotating pin and a sliding pin rod are respectively arranged on the two sides of the angle adjusting plate in a penetrating mode, the two ends of the fixed rotating pin, the top of the angle adjusting plate is provided with a needle flame assembly.

Preferably, the sliding table base comprises two parallel smooth wall sliding rods, the movable sliding blocks are slidably mounted on the two groups of smooth wall sliding rods, and the front side wall of each movable sliding block is connected with a positioning screw in a threaded manner.

Preferably, the bottom spiro union of rotary rod has the gear screw, the outer wall of rotary rod just is located the fixed roof with the cover is equipped with the toper pressure spring between the gear screw.

Preferably, a plurality of positioning holes are circumferentially distributed on the fixed top plate in an array manner, and a positioning pin matched with one of the positioning holes is fixedly arranged at the eccentric position of the bottom of the rotary mounting plate.

Preferably, the arc angle of the arc chute is 75 degrees, and one end of the lowest point of the arc chute is at the same height with the fixed rotating pin.

Preferably, butterfly nuts are screwed on the outer side walls of the two groups of fan-shaped track plates at the two ends of the fixed rotating pin.

Compared with the prior art, utility model's beneficial effect does:

the utility model discloses in view of the defect that the needle flame subassembly among the current needle flame test device can't realize the multi-angle regulation, a novel needle flame test appearance ignition needle file has been designed, the utility model discloses needle flame unit mount is on angle adjustment plate, one side of angle adjustment plate can be adjusted along circular arc spout pendulum change, and then change the every single move inclination of flame among the needle flame subassembly, it is further, rotary mounting board passes through rotary rod movable mounting on fixed roof, through adjusting the locating hole cooperation that rotary mounting board made locating pin and different position, can change the orientation of needle flame subassembly, consequently, two degrees of freedom in every single move angle and orientation position are realized to simple regulation of needle flame subassembly accessible among the device, so that flame can just be right with the face of being surveyed the sample among the needle flame subassembly in the process of testing, and then obtain more reasonable accurate test result.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive work.

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

FIG. 2 is a schematic view of a sliding table base structure of the present invention;

FIG. 3 is a schematic view of a partial structure of the present invention;

FIG. 4 is a schematic view of the distribution structure of the positioning holes of the present invention;

fig. 5 is the schematic diagram of the distribution structure of the positioning pin of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

the method comprises the following steps of 1-a sliding table base, 101-a smooth wall sliding rod, 102-a positioning screw, 2-a moving sliding block, 3-a supporting column, 4-a fixed top plate, 5-a rotating mounting plate, 6-a rotating rod, 7-a fan-shaped track plate, 8-a circular arc sliding groove, 9-an angle adjusting plate, 10-a fixed rotating pin, 11-a sliding pin rod, 12-a needle flame assembly, 13-a gear screw, 14-a conical pressure spring, 15-a positioning hole, 16-a positioning pin and 17-a butterfly nut.

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. All other embodiments obtained by a person skilled in the art without any inventive work based on the embodiments of the present invention belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: an ignition needle base of a needle flame tester comprises a sliding table base 1, a movable sliding block 2 is slidably mounted on a sliding rod at the top of the sliding table base 1, a fixed top plate 4 is mounted at the top of the movable sliding block 2 through a supporting column 3, a rotary mounting plate 5 is arranged at the top of the fixed top plate 4, a rotary rod 6 is fixedly connected at the center of the bottom of the rotary mounting plate 5, the bottom of the rotary rod 6 penetrates through the fixed top plate 4 and is movably connected with the fixed top plate, fan-shaped track plates 7 are symmetrically and fixedly arranged at the front side and the rear side of the top of the rotary mounting plate 5, an arc chute 8 is arranged at one side, close to an arc edge, of each fan-shaped track plate 7, an angle adjusting plate 9 is arranged between the two fan-shaped track plates 7, a fixed rotating pin 10 and a sliding pin 11 are respectively arranged at the two sides of the angle adjusting plate 9, the two, the top of the angle adjusting plate 9 is provided with a needle flame assembly 12.

The sliding table base 1 comprises two parallel smooth wall slide rods 101, the movable sliding block 2 is slidably mounted on the two groups of smooth wall slide rods 101, and a positioning screw 102 is screwed on the front side wall of the movable sliding block 2; a gear screw 13 is screwed at the bottom end of the rotating rod 6, and a conical pressure spring 14 is sleeved on the outer wall of the rotating rod 6 and positioned between the fixed top plate 4 and the gear screw 13; a plurality of positioning holes 15 are circumferentially distributed on the fixed top plate 4 in an array manner, and a positioning pin 16 matched with one positioning hole 15 is fixedly arranged at the eccentric position of the bottom of the rotary mounting plate 5; the arc angle of the arc chute 8 is 75 degrees, and one end of the lowest point of the arc chute 8 is at the same height with the fixed rotating pin 10; butterfly nuts 17 are screwed on the outer side walls of the two groups of fan-shaped track plates 7 at the two ends of the fixed rotating pin 10.

One specific application of this embodiment is:

the utility model discloses a needle flame tester ignition needle seat, which is designed in view of the defect that the needle flame component 12 in the existing needle flame tester can not realize multi-angle adjustment, the utility model discloses a novel needle flame tester ignition needle seat, the needle flame component 12 of the utility model is arranged on an angle adjusting plate 9, one side of the angle adjusting plate 9 can be swung and rotated along an arc chute 8 for adjustment, thereby changing the pitch inclination angle of the flame in the needle flame component 12, further, a rotary mounting plate 5 is movably arranged on a fixed top plate 4 through a rotary rod 6, a positioning pin 16 is matched with positioning holes 15 with different directions by adjusting the rotary mounting plate 5, the orientation of the needle flame component 12 can be changed, therefore, the needle flame component 12 in the device can realize two freedom degrees adjustment of the pitch angle and the orientation direction through simple adjustment, so that the flame in the needle flame component 12 can be just opposite to the measured surface of the measured sample in the test process, and then more reasonable and accurate test results are obtained.

Specifically, when the needle flame assembly 12 is adjusted in a pitching manner, firstly, the butterfly nuts 17 at two ends of the fixed rotating pin 10 are unscrewed, so that the angle adjusting plate 9 can freely swing, when the angle adjusting plate swings, two ends of the sliding pin rod 11 are located in the inner cavity of the arc sliding groove 8 to slide, the arc angle of the arc sliding groove 8 is 75 degrees, namely the angle range adjustable by the angle adjusting plate 9, in order to remember historical adjusting angles, the edge of the arc sliding groove 8 can be provided with corresponding angle scale lines, then, the central point of the sliding pin rod 11 is used as an indication reference, the pitching inclination angle of the current angle adjusting plate 9 can be known, and after the angle adjusting plate 9 is manually swung to a required appropriate position, the butterfly nuts 17 are locked again to be positioned.

Specifically, when the orientation of the needle flame assembly 12 is adjusted, the rotating mounting plate 5 and the structure on the rotating mounting plate 5 are directly pulled upwards, the positioning pin 16 at the bottom of the rotating mounting plate 5 is separated from the positioning hole 15 on the fixed top plate 4, at the moment, the conical pressure spring 14 is stressed and contracted, then the rotating mounting plate 5 is released after rotating the rotating mounting plate 5 to the required orientation around the axis of the rotating rod 6, the positioning pin 16 automatically falls under the resilience and gravity of the conical pressure spring 14 to be in splicing fit with the positioning hole 15 in the current orientation again, the orientation adjustment is realized, two positioning holes 15 can be increased or decreased according to actual needs, more two positioning holes are provided, and more adjustable orientation angles are provided.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; the term "connected" may refer to a direct connection, an indirect connection through an intermediate, a connection between two elements or an interaction relationship between two elements, and unless otherwise specifically defined, the term should be understood as having a specific meaning in the present application by those skilled in the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a needle flame test appearance ignition needle file, includes slip table base (1), its characterized in that: the top sliding rod sliding mounting of slip table base (1) has removal slider (2), fixed roof (4) are installed through support column (3) at the top of removal slider (2), the top of fixed roof (4) is provided with swivel mount board (5), the bottom center department rigid coupling of swivel mount board (5) has rotary rod (6), the rotary rod (6) bottom is run through fixed roof (4) and rather than swing joint, both sides symmetry has set firmly fan-shaped orbit board (7) around the top of swivel mount board (5), fan-shaped orbit board (7) are pressed close to circular arc limit one side and have been seted up circular arc spout (8), be provided with angle adjusting plate (9) between two sets of fan-shaped orbit board (7), the both sides of angle adjusting plate (9) are run through respectively and are provided with fixed commentaries on classics round pin (10) and slip pin pole (11), the both ends of fixed round pin (10) are respectively with two sets of fan-shaped orbit board (7) rotate to be connected, the both ends of slip pin pole (11) are located two sets of respectively circular arc spout (8) inner chamber keeps sliding connection rather than, the top of angle modulation board (9) is provided with needle flame subassembly (12).

2. The ignition needle holder of the needle flame tester as claimed in claim 1, wherein: the sliding table base (1) comprises two smooth wall sliding rods (101) which are parallel to each other, the movable sliding blocks (2) are slidably mounted on the two smooth wall sliding rods (101), and the front side wall of each movable sliding block (2) is connected with a positioning screw (102) in a threaded mode.

3. The ignition needle holder of the needle flame tester as claimed in claim 1, wherein: the bottom spiro union of rotary rod (6) has gear screw (13), the outer wall of rotary rod (6) just is located fixed roof (4) with the cover is equipped with toper pressure spring (14) between gear screw (13).

4. The ignition needle holder of the needle flame tester as claimed in claim 3, wherein: a plurality of positioning holes (15) are circumferentially distributed on the fixed top plate (4) in an array manner, and a positioning pin (16) matched with one of the positioning holes (15) is fixedly arranged at the eccentric position of the bottom of the rotary mounting plate (5).

5. The ignition needle holder of the needle flame tester as claimed in claim 1, wherein: the arc angle of the arc chute (8) is 75 degrees, and one end of the lowest point of the arc chute (8) is at the same height with the fixed rotating pin (10).

6. The ignition needle holder of the needle flame tester as claimed in claim 1, wherein: and butterfly nuts (17) are screwed at the two ends of the fixed rotating pin (10) and on the outer side walls of the two groups of fan-shaped track plates (7).