High-voltage electric switch temperature indicating sheet
By designing a combination of temperature-reflecting wax sheet, vibration alarm, positioning groove and spiral groove in the high-voltage electrical switch temperature-reflecting wax sheet, the problems of inconvenient pasting and poor fixing effect of temperature-reflecting wax sheet are solved, and higher stability and reliable early warning effects are achieved.
Patent Information
- Application Number
- CN202420553231.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-21
- Publication Date
- 2025-02-28
- Estimated Expiration
- 2034-03-21
AI Technical Summary
The existing temperature-revealing wax sheets need to be applied with glue to assist in pasting. They are inconvenient to use and have poor fixing effect. They are prone to fall off normally due to vibration and aging, resulting in errors in the early warning effect. It is necessary to manually determine the cause of the wax sheets falling.
A high-voltage electrical switch temperature display plate is designed, including a temperature display wax sheet, a vibration alarm, a positioning groove and a spiral groove. By setting up protrusions and thread grooves at the position of the equipment patch, connecting them with the projection by using the spiral grooves to initially position the temperature-revealing wax sheet, and the stability and fixing effect of the temperature-revealing wax sheet are further improved through the coordination of the slots and bumps.
It improves the stability and fixation effect of the temperature-indicating wax sheet, reduces the chance of abnormal fall off due to vibration and aging, enhances the reliability of early warning, and reduces the need for human intervention.
Smart Images
Figure 00000000_0000_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to a temperature indicating plate, in particular to a high voltage electric switch temperature indicating plate, belonging to the technical field of temperature indicating plates. Background Art
[0002] The temperature indicating wax sheet is a product made of wax for indicating temperature. According to the melting point principle of wax, when the temperature exceeds the rated melting temperature of the temperature indicating wax sheet, the temperature indicating wax sheet will automatically melt and fall off, indicating an overheating state. The temperature measuring equipment has a long temperature measuring cycle and cannot detect temperature abnormalities in time. The use of temperature indicating wax sheets can well observe the overheating of equipment.
[0003] The temperature-indicating wax sheet has the advantage of being inexpensive. However, it needs to be glued together, which is not very convenient to use and has a poor fixing effect. It may fall off abnormally due to vibration, aging, etc., resulting in errors in the warning effect of the temperature-indicating wax sheet, and it is necessary to manually determine the cause of the wax sheet falling off. Utility Model Content
[0004] The purpose of the utility model is to provide a high-voltage electric switch temperature indicating sheet in order to solve the above-mentioned problems, so as to solve the problem that in the prior art, glue is needed to assist in pasting, which is not very convenient to use and has a poor fixing effect. It may fall off abnormally due to vibration, aging, etc., resulting in errors in the warning effect of the temperature indicating wax sheet, and it is necessary to manually determine the cause of the wax sheet falling.
[0005] Technical Solution
[0006] The utility model is implemented through the following technical scheme: a high-voltage electric switch temperature indicating plate, comprising a temperature indicating wax sheet, a vibration alarm is arranged on the top of the temperature indicating wax sheet, a positioning groove is opened at the bottom of the temperature indicating wax sheet, and a spiral groove is formed inside the positioning groove.
[0007] Preferably, a gasket is fixedly connected to the bottom of the vibration alarm, and the gasket passes through the temperature indicating wax sheet and is embedded in the temperature indicating wax sheet. A cavity is provided inside the gasket, and a protrusion is provided at the device patch position, so that after the temperature indicating wax sheet contacts the protrusion at the patch position, it is inserted into the positioning groove and contacts the gasket, and the temperature indicating wax sheet is supported by the elastic force of the gasket to prevent excessive pressing pressure.
[0008] Preferably, two card slots are provided at the bottom of the temperature indicating wax sheet, and both of the card slots are set to be rectangular, so that the protrusion at the device patch position is set to a shape that matches the card slot, which is convenient for positioning the temperature indicating wax sheet and preventing the temperature indicating wax sheet from shifting and falling off.
[0009] Preferably, the two card slots are symmetrically arranged on both sides of the positioning slot, and the two card slots are respectively connected to the two sides of the positioning slot, so that the protrusion of the patch can limit the temperature indicating wax sheet.
[0010] Preferably, circular grooves are provided on both sides of the bottom of the temperature-indicating wax sheet, and the two circular grooves are respectively arranged on both sides of the positioning groove to fix the temperature-indicating wax sheet.
[0011] Preferably, a plurality of supporting parts are integrally formed on the outer side of the temperature indicating wax sheet, and the plurality of supporting parts are distributed in a ring array on the outer side of the temperature indicating wax sheet, so as to improve the contact stability between the temperature indicating wax sheet and the device patch.
[0012] The utility model provides a high voltage switch temperature indicator, which has the following beneficial effects:
[0013] The high-voltage switch temperature indicating piece is provided with a protrusion at the device patch, and the protrusion is made to correspond to the positioning groove, and a thread groove is provided on the outside of the protrusion. By placing the temperature indicating wax sheet on the protrusion of the patch, the positioning groove is made to correspond to the threaded protrusion, the spiral groove is meshed with the protrusion, the temperature indicating wax sheet is screwed into the outside of the protrusion, the spiral groove is connected to the protruding thread groove, the temperature indicating wax sheet is preliminarily positioned, and the spiral groove is connected to the protrusion to improve the stability of the temperature indicating wax sheet and reduce the probability of the temperature indicating wax sheet falling under the vibration of the equipment.
[0014] The high-voltage switch temperature indicator has slots integrally formed on both sides of the positioning groove. The two slots are set in a rectangular shape. A bump corresponding to the shape of the slot is also set on the protrusion of the patch. After the spiral groove and the protrusion are screwed to the protrusion position, the threads of the spiral groove and the protrusion are detached from the end, and the temperature-indicating wax sheet is pressed toward the patch to make the protrusion correspond to the slot, thereby positioning the slot and improving the stability of the temperature-indicating wax sheet. After moving to the inside, the gasket contacts the protrusion to support and cushion the temperature-indicating wax sheet, fix the temperature-indicating wax sheet and the vibration alarm, and monitor the temperature of the equipment. When the temperature of the equipment is too high, the temperature-indicating wax sheet is melted, so that the temperature-indicating wax sheet is detached from the outside of the protrusion, and the vibration alarm falls from the outside of the temperature-indicating wax sheet. After falling to the ground, the vibration alarm collides with the ground and sends out an alarm signal to warn the staff. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0016] Figure 2 This is a schematic diagram of the bottom structure of the temperature-indicating wax sheet of the utility model;
[0017] Figure 3 This is a schematic diagram of the structure of the spiral groove of the utility model;
[0018] Figure 4 This is a cross-sectional view of the driving test of the utility model.
[0019]
Main component symbol description
[0020] 1. Temperature indicating wax sheet; 2. Vibration alarm; 3. Positioning groove; 4. Spiral groove; 5. Gasket; 6. Card groove; 7. Circular groove; 8. Support part. DETAILED DESCRIPTION
[0021] The embodiment of the utility model provides a temperature indicator sheet for a high-voltage electric switch.
[0022] See also Figure 1 , Figure 2 , Figure 3 and Figure 4 , including a temperature indicating wax sheet 1, a vibration alarm 2 is arranged on the top of the temperature indicating wax sheet 1, a positioning groove 3 is opened at the bottom of the temperature indicating wax sheet 1, a spiral groove 4 is formed inside the positioning groove 3, a gasket 5 is fixedly connected to the bottom of the vibration alarm 2, the gasket 5 passes through the temperature indicating wax sheet 1 and is embedded in the temperature indicating wax sheet 1, a cavity is arranged inside the gasket 5, a protrusion is arranged at the device patch position, so that the temperature indicating wax sheet 1 is inserted into the positioning groove 3 and contacts with the gasket 5 after contacting the protrusion at the patch position, and the temperature indicating wax sheet 1 is supported by the elastic force of the gasket 5 to prevent excessive pressure, and two card slots 6 are opened at the bottom of the temperature indicating wax sheet 1, and the two card slots 6 are arranged in a rectangular shape, The raised part of the device patch position is provided with a shape adapted to the card slot 6, which is convenient for positioning the temperature indicating wax sheet 1 and preventing the temperature indicating wax sheet 1 from shifting and falling off. The two card slots 6 are symmetrically arranged on both sides of the positioning slot 3, and the two card slots 6 are respectively connected to the two sides of the positioning slot 3, which is convenient for the patch to raise the protrusion to limit the temperature indicating wax sheet 1. Circular grooves 7 are provided on both sides of the bottom of the temperature indicating wax sheet 1, and the two circular grooves 7 are respectively arranged on both sides of the positioning slot 3 to fix the temperature indicating wax sheet 1. A plurality of supporting parts 8 are integrally formed on the outer side of the temperature indicating wax sheet 1, and the plurality of supporting parts 8 are distributed in a ring array on the outer side of the temperature indicating wax sheet 1, so as to improve the contact stability between the temperature indicating wax sheet 1 and the device patch.
[0023] When the utility model is in use: a protrusion is set at the device patch, and the protrusion is made to correspond to the positioning groove 3, and a thread groove is set on the outside of the protrusion, by placing the temperature-indicating wax sheet 1 on the protrusion of the patch, the positioning groove 3 is made to correspond to the threaded protrusion, the spiral groove 4 is meshed with the protrusion, the temperature-indicating wax sheet 1 is screwed into the outside of the protrusion, the spiral groove 4 is connected with the protruding thread groove, the temperature-indicating wax sheet 1 is preliminarily positioned, and the spiral groove 4 is connected with the protrusion to improve the stability of the temperature-indicating wax sheet 1 and reduce the probability of the temperature-indicating wax sheet 1 falling under the vibration of the device, and the two sides of the positioning groove 3 are integrally formed There are card slots 6, and two card slots 6 are set in a rectangular shape. A convex block corresponding to the shape of the card slot 6 is also set at the protrusion of the patch. After the spiral groove 4 and the protrusion are spiraled to the protrusion position, the spiral groove 4 and the thread at the protrusion are detached from the end, and the temperature-indicating wax sheet 1 is pressed toward the patch to make the protrusion correspond to the card slot 6, so as to position the card slot 6 and improve the stability of the temperature-indicating wax sheet 1. After moving to the inside, the gasket 5 is in contact with the protrusion to support and cushion the temperature-indicating wax sheet 1, fix the temperature-indicating wax sheet 1 and the vibration alarm 2, and monitor the temperature of the equipment. When the temperature of the equipment is too high, the temperature-indicating wax sheet 1 is melted, so that the temperature-indicating wax sheet 1 is detached from the outside of the protrusion, and the vibration alarm 2 falls from the outside of the temperature-indicating wax sheet 1. After falling to the ground, the vibration alarm 2 collides with the ground and sends an alarm signal to warn the staff.
[0024] Working principle: a protrusion is set at the device patch, and the protrusion is made to correspond to the positioning groove 3, the temperature-indicating wax sheet 1 is placed on the protrusion of the patch, the temperature-indicating wax sheet 1 is screwed into the outside of the protrusion, the spiral groove 4 is connected to the protruding thread groove, and the temperature-indicating wax sheet 1 is initially positioned. After the spiral groove 4 and the protrusion are screwed to the position of the protrusion, the spiral groove 4 and the thread at the protrusion are separated from the end, and the temperature-indicating wax sheet 1 is pressed toward the patch, so that the protrusion corresponds to the card slot 6, so as to position the card slot 6, which is convenient for monitoring the temperature of the device. When the temperature of the device is too high, the temperature-indicating wax sheet 1 is melted, the temperature-indicating wax sheet 1 is separated from the outside of the protrusion, and the vibration alarm 2 falls from the outside of the temperature-indicating wax sheet 1. After falling to the ground, the vibration alarm 2 collides with the ground and sends an alarm signal to warn the staff.
[0025] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.
Claims
1. A high voltage switch temperature indicator sheet, comprising a temperature indicator wax sheet (1), characterized in that: A vibration alarm (2) is arranged on the top of the temperature-indicating wax sheet (1), a positioning groove (3) is provided on the bottom of the temperature-indicating wax sheet (1), and a spiral groove (4) is formed inside the positioning groove (3).
2. A high voltage switch temperature indicator according to claim 1, characterized in that: A gasket (5) is fixedly connected to the bottom of the vibration alarm (2); the gasket (5) penetrates the temperature indicating wax sheet (1) and is embedded inside the temperature indicating wax sheet (1); a cavity is provided inside the gasket (5).
3. A high voltage switch temperature indicator according to claim 1, characterized in that: The temperature indicating wax sheet (1) has two slots (6) at the bottom, and the two slots (6) are both arranged in a rectangular shape.
4. A high voltage switch temperature indicator according to claim 3, characterized in that: The two card slots (6) are symmetrically arranged on both sides of the positioning slot (3), and the two card slots (6) are respectively connected to both sides of the positioning slot (3).
5. A high voltage switch temperature indicator according to claim 1, characterized in that: Circular grooves (7) are provided on both sides of the bottom of the temperature-indicating wax sheet (1), and the two circular grooves (7) are respectively arranged on both sides of the positioning groove (3).
6. A high voltage switch temperature indicator according to claim 1, characterized in that: A plurality of support portions (8) are integrally formed on the outer side of the temperature-indicating wax sheet (1), and the plurality of support portions (8) are distributed in a ring array on the outer side of the temperature-indicating wax sheet (1).