High temperature resistance test equipment for silicone sealant

Abstract

The utility model provides silicone sealant high temperature resistance test equipment, which relates to the technical field of silicone sealant detection equipment, and comprises a bottom plate, an electric ignition device is arranged at the top end of the bottom plate, and the electric ignition device comprises a cylinder filled with liquid butane and a spray pipe for spraying out the liquid butane. Two supporting rods are fixedly connected to the top end of the bottom plate, an auxiliary structure is arranged on the outer surface of each supporting rod and comprises a round rod, a groove block is fixedly connected to the outer surface of each round rod and located above a spraying pipe, a round block is fixedly connected to one end of each round rod, and a spring is arranged at one end of each round block; according to the utility model, an auxiliary structure is arranged, the silicone sealant is coated inside the groove block, the angle of the round rod is adjusted, the adhesive tape is grilled to detect the high-temperature resistance of the adhesive tape, the round rod is rotated to adjust the angle after the detection is completed, so that the adhesive tape can be taken out conveniently, and the safety and the convenience when the test equipment is used are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of silicone sealant testing equipment, in particular to a high-temperature resistance testing equipment for silicone sealants. Background Art

[0002] Silicone sealant is a paste made by mixing polydimethylsiloxane as the main raw material, supplemented by cross-linking agents, fillers, plasticizers, coupling agents, catalysts, etc. under a vacuum state. Due to the requirements of the service environment of silicone sealant, the high-temperature resistance and flame retardancy performance of silicone sealant are usually tested.

[0003] When testing the high-temperature resistance of silicone sealant, usually the silicone sealant is extruded into a strip, the strip is held by hand, and a combustion device is used to burn the strip below the strip to observe the state of the strip. The efficiency of detecting the high-temperature resistance of the strip in this way is relatively low and the safety is poor, and it is easy to accidentally injure the operator during the test, resulting in the problem of operator injury. Content of the Utility Model

[0004] The purpose of the utility model is to solve the problem that when the strip is held by hand and a combustion device is used to burn the strip below the strip to observe the state of the strip, the efficiency of detecting the high-temperature resistance of the strip in this way is relatively low and the safety is poor, and it is easy to accidentally injure the operator during the test, resulting in the problem of operator injury, and a high-temperature resistance testing equipment for silicone sealants is proposed.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme: A high-temperature resistance testing equipment for silicone sealants, including a bottom plate, an electric ignition device is arranged at the top end of the bottom plate, the electric ignition device includes a cylinder filled with liquid butane and a spray pipe for spraying liquid butane, two support rods are fixedly connected to the top end of the bottom plate, an auxiliary structure is arranged on the outer surface of the support rods, the auxiliary structure includes a round rod, a groove block is fixedly connected to the outer surface of the round rod, the groove block is located above the spray pipe, the outer surface of the round rod is rotationally connected to the top ends of the inner walls of the two support rods, a round block is fixedly connected to one end of the round rod, a ring is slidably connected to the outer surface of the round rod, a spring is arranged at one end of the ring, and the two ends of the spring are respectively fixedly connected to one side of the ring and one side of the round block.

[0006] The effects achieved by the above components are as follows: When conducting a high-temperature test on silicone sealant by setting the groove block, apply the silicone sealant inside the groove block. Then, pull the circular ring and slide it along the outer surface of the round rod towards the direction of the round block to compress the spring. Rotate the round rod so that the side of the groove block coated with the sealant strip faces downward towards the nozzle. Then, release the circular ring, and the spring force pushes the circular ring to slide towards the direction of the support rod, pressing one side of the circular ring tightly against the outer surface of the support rod to fix the angles and positions between the round rod, the groove block, and the support rod. Subsequently, control the operation of the electric ignition device through the control button on the outer surface of the bottom plate, eject the liquid butane inside the cylinder and ignite it electrically, so that the fire ejects from the nozzle and bakes the sealant strip inside the groove block for a period of time to conduct a high-temperature test on the sealant strip. After the test is completed, rotate the round rod to make the sealant strip face upward, which is convenient for observing the state of the sealant strip and removing it.

[0007] Preferably, a screw rod is threadedly connected to the inner wall of the groove block, and one end of the screw rod is rotatably connected to a rectangular plate, and the outer surface of the rectangular plate slides on the inner wall of the groove block.

[0008] The effects achieved by the above components are as follows: During the test, the sealant strip can be applied on the outer surface of the rectangular plate. After the test is completed, rotate the screw rod to move the screw rod on the inner wall of the groove block to protrude the rectangular plate out of the groove block, which can make it more convenient to remove the sealant strip.

[0009] Preferably, a frame is fixedly connected to one side of the rectangular plate, and the frame is a conical frame.

[0010] The effects achieved by the above components are as follows: By setting the conical frame, when the sealant strip is applied inside the frame on the outer surface of the rectangular plate, it is not easy to be applied on the inner wall of the groove block, resulting in the adhesion between the rectangular plate and the inner wall of the groove block and affecting the normal operation of the auxiliary structure.

[0011] Preferably, a gasket is fixedly connected to one side of the circular ring, and the gasket is made of rubber material.

[0012] The effects achieved by the above components are as follows: When pressing the side of the circular ring provided with the rubber gasket tightly against the outer surface of the support rod to fix the position of the round rod, it is more stable and not easy to slide.

[0013] Preferably, a plurality of convex blocks are fixedly connected to the outer surface of the circular ring, and the convex blocks are circumferentially distributed on the outer surface of the circular ring.

[0014] The effects achieved by the above components are as follows: Holding the convex blocks on the outer surface of the circular ring can make it more convenient to pull the circular ring to control the sliding of the circular ring on the outer surface of the round rod and control the rotation of the round rod.

[0015] Preferably, two sets of positioning structures are provided at the bottom end of the base plate, and the positioning structure includes a slot plate, a suction cup is provided on one side of the slot plate, two through holes are provided on the outer surface of the slot plate, bolts are slidably inserted into the inner walls of the through holes, and a plurality of threaded holes are provided at the bottom end of the base plate.

[0016] The effect achieved by the above components is: when using the detection equipment, one side of a slot plate can be attached to the surface of the bottom plate on both sides of the bottom end of the bottom plate, so that the through holes on the outer surface of the slot plate are aligned with the two threaded holes at the bottom end of the bottom plate, and then the bolts are inserted through the through holes and inserted into the threaded holes, and the bolts are turned to connect with the inner walls of the threaded holes. The slot plate is installed at the bottom end of the bottom plate, and the bottom plate can be adsorbed on the work surface through the suction cup at the bottom end of the slot plate, which is convenient for using the test equipment and improves the stability and safety when using the test equipment.

[0017] Preferably, grooves are provided on both sides of the outer surface of the groove plate, and the inner shape of the groove is arc-shaped.

[0018] The effect achieved by the above components is that the groove plate can be grasped more conveniently by pinching the two arc-shaped grooves on the outer surface of the groove plate to disassemble and assemble the groove plate on the bottom plate.

[0019] Preferably, two elastic ropes are fixedly connected to the outer surface of the slot plate, and one end of the two elastic ropes away from the slot plate is fixedly connected to one end of the bolt.

[0020] The effect achieved by the above components is that the bolts can be temporarily fixed to the outer side of the slot plate by arranging the elastic rope, which makes it easy to use the bolts when installing the slot plate and avoids the bolts from falling and being lost as much as possible.

[0021] Compared with the prior art, the advantages and positive effects of the utility model are:

[0022] In the utility model, an auxiliary structure is provided, silicone sealant is applied to the inside of the slot block and the angle of the round rod is adjusted to bake the rubber strip to test its high temperature resistance. After the test is completed, the round rod is rotated to adjust the angle to facilitate the removal of the rubber strip, thereby improving the safety and convenience when using the test equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0024] Figure 2 It is a schematic diagram of the three-dimensional structure of the bottom plate of the utility model;

[0025] Figure 3 It is a schematic diagram of a partial cross-section of the three-dimensional structure of the slot block of the utility model;

[0026] Figure 4 It is a schematic diagram of the three-dimensional structure of the suction cup of the utility model;

[0027] Figure 5 This is a schematic three-dimensional structure diagram of the trough plate of the present utility model.

[0028] Legend: 1. Bottom plate; 2. Auxiliary structure; 3. Positioning structure; 4. Electric ignition device; 5. Nozzle; 6. Support rod; 21. Round rod; 22. Groove block; 23. Round block; 24. Spring; 25. Ring; 26. Gasket; 27. Convex block; 28. Screw; 29. Rectangular plate; 210. Frame; 31. Trough plate; 32. Suction cup; 33. Through hole; 34. Bolt; 35. Threaded hole; 36. Elastic cord; 37. Groove. Specific embodiments

[0029] Example 1, as Figures 1-3 shown, a high-temperature resistance test device for silicone sealant, including a bottom plate 1, an electric ignition device 4 is arranged at the top end of the bottom plate 1, the electric ignition device 4 includes a cylinder filled with liquid butane and a nozzle 5 for spraying liquid butane, two support rods 6 are fixedly connected to the top end of the bottom plate 1, an auxiliary structure 2 is arranged on the outer surface of the support rod 6, the auxiliary structure 2 includes a round rod 21, a groove block 22 is fixedly connected to the outer surface of the round rod 21, the groove block 22 is located above the nozzle 5, the outer surface of the round rod 21 is rotatably connected to the top ends of the inner walls of the two support rods 6, one end of the round rod 21 is fixedly connected to a round block 23, a ring 25 is slidably connected to the outer surface of the round rod 21, a spring 24 is arranged at one end of the ring 25, and both ends of the spring 24 are fixedly connected to one side of the ring 25 and one side of the round block 23 respectively. By setting the groove block 22, when testing the high-temperature resistance of the silicone sealant, apply the silicone sealant inside the groove block 22, then pull the ring 25 to slide on the outer surface of the round rod 21 towards the direction of the round block 23 and compress the spring 24, rotate the round rod 21 so that the side of the groove block 22 coated with the sealant strip faces downwards towards the nozzle 5, and then release the ring 25. The spring 24 pushes the ring 25 to slide towards the direction of the support rod 6 by its elastic force, pressing one side of the ring 25 tightly against the outer surface of the support rod 6 to fix the angle and position between the round rod 21, the groove block 22 and the support rod 6. Subsequently, control the operation of the electric ignition device 4 through the control button on the outer surface of the bottom plate 1, spray the liquid butane inside the cylinder and ignite it electrically, so that the fire sprays out from the nozzle 5 to roast the sealant strip inside the groove block 22 for a period of time to test the high-temperature resistance of the sealant strip. After the test is completed, rotate the round rod 21 again to make the sealant strip face upwards, which is convenient for observing the state of the sealant strip and taking out the sealant strip. By setting the auxiliary structure 2, the high-temperature resistance performance of the sealant strip is detected by applying the silicone sealant inside the groove block 22 and adjusting the angle of the round rod 21 to roast the sealant strip. After the detection is completed, rotate the round rod 21 to adjust the angle to facilitate taking out the sealant strip, improving the safety and convenience when using the test device.

[0030] Refer to Figures 2-3As shown in the figure, in this embodiment: The inner wall of the groove block 22 is threadedly connected with a screw rod 28. One end of the screw rod 28 is rotatably connected with a rectangular plate 29. The outer surface of the rectangular plate 29 slides on the inner wall of the groove block 22. When conducting a test, the rubber strip can be applied to the outer surface of the rectangular plate 29. After the test is completed, rotate the screw rod 28 to move the screw rod 28 on the inner wall of the groove block 22 to protrude the rectangular plate 29 out of the inside of the groove block 22, so that the rubber strip can be removed more conveniently. One side of the rectangular plate 29 is fixedly connected with a frame 210. The frame 210 is a conical frame. By setting the conical frame 210, when the rubber strip is applied inside the frame 210 on the outer surface of the rectangular plate 29, it is not easy to be applied to the inner wall of the groove block 22, resulting in the adhesion between the rectangular plate 29 and the inner wall of the groove block 22 and affecting the normal operation of the auxiliary structure 2.

[0031] Refer to Figures 2-3 As shown in the figure, in this embodiment: One side of the circular ring 25 is fixedly connected with a gasket 26. The gasket 26 is made of rubber material. When pressing the side of the circular ring 25 provided with the rubber gasket 26 against the outer surface of the support rod 6 to fix the position of the round rod 21, it is more stable and not easy to slide. A number of convex blocks 27 are fixedly connected to the outer surface of the circular ring 25. The convex blocks 27 are circumferentially distributed on the outer surface of the circular ring 25. Holding the convex blocks 27 on the outer surface of the circular ring 25 can more conveniently pull the circular ring 25 to control the sliding of the circular ring 25 on the outer surface of the round rod 21 and control the rotation of the round rod 21.

[0032] Refer to Figure 1 、 Figure 4 and Figure 5 As shown in the figure, in this embodiment: Two groups of positioning structures 3 are provided at the bottom end of the bottom plate 1. The positioning structure 3 includes a groove plate 31. One side of the groove plate 31 is provided with a suction cup 32. Two through holes 33 are opened on the outer surface of the groove plate 31. A bolt 34 is slidably inserted into the inner wall of the through hole 33. A number of threaded holes 35 are opened at the bottom end of the bottom plate 1. When using the detection equipment, one side of a groove plate 31 can be attached to the surface of the bottom plate 1 on both sides of the bottom end of the bottom plate 1 respectively, so that the through holes 33 on the outer surface of the groove plate 31 are aligned with two threaded holes 35 at the bottom end of the bottom plate 1. Then, insert the bolt 34 through the through hole 33 and insert it at the threaded hole 35 and rotate the bolt 34 to be threadedly connected with the inner wall of the threaded hole 35 to install the groove plate 31 at the bottom end of the bottom plate 1. The bottom plate 1 can be adsorbed on the working surface through the suction cup 32 at the bottom end of the groove plate 31, which is convenient for using the test equipment and improves the stability and safety when using the test equipment.

[0033] Refer to Figure 1 、 Figure 4 and Figure 5As shown, in this embodiment: grooves 37 are provided on both sides of the outer surface of the slot plate 31, and the inner shape of the grooves 37 is arc-shaped. The slot plate 31 can be more conveniently grasped at the two arc-shaped grooves 37 on the outer surface of the slot plate 31 to disassemble and assemble the slot plate 31 on the bottom plate 1. Two elastic ropes 36 are fixedly connected to the outer surface of the slot plate 31. One end of the two elastic ropes 36 away from the slot plate 31 is fixedly connected to one end of the bolt 34. By setting the elastic rope 36, the bolt 34 can be temporarily fixed to the outer side of the slot plate 31, which is convenient for using the bolt 34 when installing the slot plate 31 and avoiding the bolt 34 from falling and losing as much as possible.

[0034] Working principle: When using the test equipment to test the high temperature resistance of silicone sealant, you can first fit one side of a slot plate 31 on the surface of the bottom plate 1 on both sides of the bottom plate 1, so that the through hole 33 on the outer surface of the slot plate 31 is aligned with the two threaded holes 35 at the bottom end of the bottom plate 1, and then insert the bolt 34 through the through hole 33 and insert it into the threaded hole 35 to rotate the bolt 34 and the inner wall of the threaded hole 35 to thread the slot plate 31. Install the slot plate 31 at the bottom end of the bottom plate 1, and adsorb the bottom plate 1 on the working surface through the suction cup 32 at the bottom end of the slot plate 31. Then, apply silicone sealant to the rectangular plate 29 inside the slot block 22, pull the ring 25 to slide on the outer surface of the round rod 21 in the direction of the round block 23 and compress the spring 24, and then rotate the round rod 21 so that the side of the rectangular plate 29 coated with the sealing strip faces downward to the spray Tube 5, then loosen the ring 25 and push the ring 25 to slide in the direction of the support rod 6 through the elastic force of the spring 24 to press the side of the ring 25 with the rubber gasket 26 on the outer surface of the support rod 6, fix the angle and position between the round rod 21 and the slot block 22 and the support rod 6, and then control the electric ignition device 4 to operate through the control button on the outer surface of the bottom plate 1, spray the liquid butane inside the cylinder and ignite it through electricity, so that the fire is sprayed out from the nozzle 5 to roast the rubber strip inside the slot block 22 for a period of time, and perform a high temperature resistance test on the rubber strip. After the test is completed, rotate the round rod 21 to make the rubber strip on the outer surface of the rectangular plate 29 face upward, rotate the screw 28 to control the screw 28 to move on the inner wall of the slot block 22 to push the rectangular plate 29 upward, so as to observe the state of the rubber strip and remove the rubber strip from the surface of the rectangular plate 29.

[0035] The above are only the preferred embodiments of the present utility model, and are not intended to limit the present utility model in other forms. Any person skilled in the art may use the technical content disclosed above to make changes or modifications into equivalent embodiments with equivalent changes and apply them to other fields. However, as long as it does not depart from the technical solution content of the present utility model, any simple modification, equivalent change and modification made to the above embodiments based on the technical essence of the present utility model still fall within the protection scope of the technical solution of the present utility model. In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it may be a fixed connection, a detachable connection or an integral connection; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the communication inside two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood through specific situations.

Claims

1. A silicone sealant high temperature resistance testing device, comprising a base plate (1), characterized in that: An electric ignition device (4) is arranged at the top of the base plate (1), and the electric ignition device (4) comprises a cylinder filled with liquid butane and a nozzle (5) for spraying liquid butane. Two support rods (6) are fixedly connected to the top of the base plate (1), and an auxiliary structure (2) is arranged on the outer surface of the support rod (6). The auxiliary structure (2) comprises a round rod (21), and a groove block (22) is fixedly connected to the outer surface of the round rod (21). The groove block (22) is located above the nozzle (5). The outer surface of the round rod (21) is rotatably connected to the top of the inner wall of the two support rods (6). One end of the round rod (21) is fixedly connected to a round block (23), and the outer surface of the round rod (21) is slidably connected to a ring (25). A spring (24) is arranged at one end of the ring (25), and two ends of the spring (24) are respectively fixedly connected to one side of the ring (25) and one side of the round block (23).

2. The silicone sealant high temperature resistance testing equipment according to claim 1, characterized in that: The inner wall of the slot block (22) is threadedly connected with a screw rod (28), one end of the screw rod (28) is rotatably connected with a rectangular plate (29), and the outer surface of the rectangular plate (29) slides on the inner wall of the slot block (22).

3. A silicone sealant high temperature resistance testing device according to claim 2, characterized in that: A frame (210) is fixedly connected to one side of the rectangular plate (29), and the frame (210) is a conical frame.

4. The silicone sealant high temperature resistance testing device according to claim 3, characterized in that: A gasket (26) is fixedly connected to one side of the circular ring (25), and the gasket (26) is made of rubber material.

5. The silicone sealant high temperature resistance testing device according to claim 4, characterized in that: A plurality of protrusions (27) are fixedly connected to the outer surface of the circular ring (25), and the protrusions (27) are distributed in a circular pattern on the outer surface of the circular ring (25).

6. The silicone sealant high temperature resistance testing device according to claim 5, characterized in that: Two groups of positioning structures (3) are arranged at the bottom end of the bottom plate (1), and the positioning structure (3) comprises a slot plate (31), a suction cup (32) is arranged on one side of the slot plate (31), two through holes (33) are arranged on the outer surface of the slot plate (31), bolts (34) are slidably inserted into the inner wall of the through hole (33), and a plurality of threaded holes (35) are arranged at the bottom end of the bottom plate (1).

7. The silicone sealant high temperature resistance testing device according to claim 6, characterized in that: Grooves (37) are provided on both sides of the outer surface of the groove plate (31), and the inner shape of the groove (37) is arc-shaped.

8. The silicone sealant high temperature resistance testing device according to claim 6, characterized in that: Two elastic ropes (36) are fixedly connected to the outer surface of the slot plate (31), and one end of the two elastic ropes (36) away from the slot plate (31) is fixedly connected to one end of the bolt (34).

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