CN-224203145-U - Flexible sample vertical combustion testing device

CN224203145UCN 224203145 UCN224203145 UCN 224203145UCN-224203145-U

Abstract

The utility model provides a flexible sample vertical combustion testing device, and belongs to the technical field of machinery. It has solved the problem that prior art exists stability poor. This perpendicular burning testing arrangement of flexible sample is including inside cavity and upper end open-ended casing, still includes support, baffle, combustion nozzle and end cover subassembly, and above-mentioned casing links firmly on support upper portion, and above-mentioned end cover subassembly can dismantle the connection in casing upper port department, and above-mentioned combustion nozzle links firmly on the support and combustion nozzle is linked together with the casing lower part, and above-mentioned baffle links firmly in the casing lower part department and has a plurality of through-holes that run through on the baffle, and above-mentioned end cover subassembly department still has the location portion that is used for fixing a position flexible sample. The flexible sample vertical combustion testing device has high stability.

Inventors

YANG SHU
Yu Minzhen
ZHENG LULING
JIANG XIAOYUN
WANG YIFEI
ZENG JUN

Assignees

杭州弘毅智创科技有限公司

Dates

Publication Date: 20260505
Application Date: 20250328

Claims (10)

1. The utility model provides a perpendicular burning testing arrangement of flexible sample, including inside for cavity and upper end open-ended casing, a serial communication port, still include support, baffle, combustion nozzle and end cover subassembly, above-mentioned casing links firmly on support upper portion, above-mentioned end cover subassembly can dismantle the connection in casing upper port department, above-mentioned combustion nozzle links firmly on the support and combustion nozzle is linked together with the casing lower part, above-mentioned baffle links firmly in the casing lower part department and has a plurality of through-holes that run through on the baffle, above-mentioned end cover subassembly department still has the location portion that is used for fixing a position flexible sample.
2. The device for testing vertical combustion of a flexible sample according to claim 1, wherein the end cover assembly comprises a disc-shaped body, a plurality of through holes are formed in the body, the positioning part comprises two adjacent clamping pieces at the lower part of the body, namely a clamping piece I and a clamping piece II, the inner side of the clamping piece I is provided with a concave positioning hole I, the clamping piece II is provided with a positioning hole II which penetrates through and is opposite to the positioning hole I, and the device further comprises a bolt which can be penetrated and connected at the positioning hole I and the positioning hole II.
3. The flexible sample vertical combustion testing apparatus according to claim 2, wherein the plug is threaded with the locating hole.
4. The device for testing vertical combustion of a flexible sample according to claim 3, wherein the first positioning hole, the second positioning hole and the pin form positioning units, and the positioning units are uniformly distributed between the first clamping piece and the second clamping piece in the transverse direction.
5. The device according to claim 4, wherein the housing comprises a first housing, a second housing and a third housing which are connected in an overlapping manner from top to bottom, wherein the upper port of the first housing is provided with a recessed step seat, the outer edge of the body is embedded in the step seat, the lower portion of the third housing is provided with a connecting hole, the upper end of the combustion nozzle is connected to the connecting hole, the middle portion of the combustion nozzle is fixedly connected to the bracket, and the partition plate is fixedly connected to the second housing.
6. The flexible sample vertical combustion testing apparatus of claim 5, further comprising a locking mechanism positioned between the first housing and the support, the locking mechanism being operable to connect the first housing, the second housing and the third housing to the support in a positioned configuration.
7. The device according to claim 6, wherein the locking mechanism comprises a pressing ring and a connecting rod, the outer side of the first shell is provided with an annular concave connecting edge, the pressing ring is sleeved on the first shell, the lower part of the pressing ring is contacted with the connecting edge, and two ends of the connecting rod are respectively connected to the pressing ring and the bracket.
8. The device for testing vertical combustion of flexible samples according to claim 7, wherein the number of the connecting rods is a plurality of connecting rods, and the plurality of connecting rods are circumferentially and uniformly distributed on the outer side of the shell.
9. The flexible sample vertical combustion testing apparatus of claim 8, wherein the clamping ring is fixedly connected with a handle.
10. The flexible sample vertical combustion testing apparatus of claim 9, wherein the number of handles is two, the two handles being symmetrically located at both sides of the compression ring.

Description

Flexible sample vertical combustion testing device Technical Field The utility model belongs to the technical field of machinery, and relates to a flexible sample vertical combustion testing device. Background The vertical combustion tester is suitable for testing flame-retardant products with flame-retardant requirements. For flame retardant testing of flexible samples of clothing fabrics, decorative fabrics, tent fabrics, safety protection nets, leather, wallpaper, decorative films, door curtain leather/cloth, duct cloth/duct leather etc., it is necessary to perform according to relevant standards (for example, according to GB/T5455-2014). The size of the inner cavity of the conventional vertical combustion test equipment is fixed, a rack for positioning a flexible sample is arranged in the equipment, and the placement position of the rack directly influences the accuracy of test. This results in a relatively high requirement on the operator during the actual testing operation, and different operators may affect the accuracy of the vertical combustion test. Disclosure of Invention The utility model aims to solve the problems in the prior art and provide a flexible sample vertical combustion testing device with high stability and simple operation. The aim of the utility model can be achieved by the following technical scheme: The utility model provides a perpendicular burning testing arrangement of flexible sample, including inside for cavity and upper end open-ended casing, a serial communication port, still include support, baffle, combustion nozzle and end cover subassembly, above-mentioned casing links firmly on support upper portion, above-mentioned end cover subassembly can dismantle the connection in casing upper port department, above-mentioned combustion nozzle links firmly on the support and combustion nozzle is linked together with the casing lower part, above-mentioned baffle links firmly in the casing lower part department and has a plurality of through-holes that run through on the baffle, above-mentioned end cover subassembly department still has the location portion that is used for fixing a position flexible sample. In the flexible sample vertical combustion testing device, the end cover assembly comprises a disc-shaped body, a plurality of through holes are formed in the body, the positioning part comprises two adjacent clamping pieces at the lower part of the body, namely a clamping piece I and a clamping piece II, the inner side of the clamping piece I is provided with a concave positioning hole I, the clamping piece II is provided with a positioning hole II which penetrates through and is opposite to the positioning hole I, and the flexible sample vertical combustion testing device further comprises a plug pin which can be simultaneously connected to the positioning hole I and the positioning hole II in a penetrating mode. In the flexible sample vertical combustion testing device, the bolt is in threaded connection with the positioning hole II. In the flexible sample vertical combustion testing device, the first positioning hole, the second positioning hole and the bolt form a positioning unit, and the positioning unit is uniformly distributed between the first clamping piece and the second clamping piece along the transverse direction. In the above-mentioned flexible sample vertical combustion testing device, the casing includes from top to bottom overlapped casing one, casing two and casing three, and above-mentioned casing one upper port department has concave step seat, and above-mentioned body outward flange inlays in step seat department, and above-mentioned casing three lower part has the connecting hole, and above-mentioned combustion nozzle upper end is connected in connecting hole department, and combustion nozzle middle part links firmly on the support, and above-mentioned baffle links firmly in casing two. The flexible sample vertical combustion testing device further comprises a locking mechanism, wherein the locking mechanism is positioned between the first shell and the support, and the first shell, the second shell and the third shell can be connected to the support in a positioning mode under the action of the locking mechanism. In the above-mentioned perpendicular burning testing arrangement of flexible sample, locking mechanism includes clamping ring and connecting rod, and above-mentioned casing one outside has annular concave connecting edge, and above-mentioned clamping ring cover is on casing one and clamping ring lower part and connecting edge face contact, and the both ends of above-mentioned connecting rod are connected respectively on clamping ring and support. In the flexible sample vertical combustion testing device, the number of the connecting rods is a plurality of, and the connecting rods are circumferentially and uniformly distributed on the outer side of the shell. In the flexible sample vertical combustion testing device, the handle is fixedly connec