CN213425975U - High-stability thermal protection assembly - Google Patents
High-stability thermal protection assembly Download PDFInfo
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- CN213425975U CN213425975U CN202022502051.8U CN202022502051U CN213425975U CN 213425975 U CN213425975 U CN 213425975U CN 202022502051 U CN202022502051 U CN 202022502051U CN 213425975 U CN213425975 U CN 213425975U
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- fixing
- thermal protection
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- motor
- contact temperature
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Abstract
The utility model relates to the technical field of temperature switches, in particular to a high-stability thermal protection assembly, which comprises a thermal protection switch body, wherein the body is a contact temperature-sensing thermal protection switch and is arranged on a fixed assembly; the fixing assembly is used for fixing the body and comprises an arc-shaped substrate, a sleeve, a fixing block, a fixing bolt and a fastening bolt; the temperature sensing end face of the body is flush with the inner concave surface of the substrate, a fastening bolt is connected with a fixing lug of the body in a threaded manner, and the end part of the fastening bolt extends to the convex surface of the substrate; two sides of the sleeve are fixedly connected with fixing blocks, the end faces of the fixing blocks are provided with threaded holes, and the threads in the threaded holes are connected with the end parts of the fastening bolts; step surfaces are respectively arranged at two ends of the raised surface of the substrate, and each step surface is symmetrically in threaded connection with a fixing bolt.
Description
Technical Field
The utility model relates to a temperature switch technical field especially relates to a high stability thermal protection subassembly.
Background
A thermal protection switch is arranged on a motor shell in a production workshop and is used for protecting the motor and avoiding the situation that when the motor runs, because the heating of the motor exceeds the normal working temperature, and then the motor is damaged, the prior technical proposal is to directly fix the thermal protection switch on the shell of the motor, when the motor runs, the generated vibration and the thermal protection switch are destructive vibration, the thermal protection switch is gradually vibrated and sent to fall off, and the contact temperature sensing end face of the thermal protection switch is a flat end face, the shell of the motor is an arc-shaped surface, so when the contact temperature sensing end surface of the thermal protection switch is not completely attached to the shell, the testing temperature of the thermal protection switch is not accurate enough, therefore, through designing the thermal protection subassembly of a high stability attached on motor casing completely, strengthen the stability between thermal protection switch and the motor casing to and improve thermal protection switch's contact temperature sense terminal surface and motor casing binding face.
SUMMERY OF THE UTILITY MODEL
The utility model provides a problem lie in providing a high stability thermal protection subassembly, through the thermal protection subassembly of the complete attached on motor casing of design high stability, strengthen the stability between thermal protection switch and the motor casing to and improve thermal protection switch's contact temperature sense terminal surface and motor casing binding face.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a high-stability thermal protection assembly comprises a thermal protection switch body, wherein the body is a contact temperature-sensitive thermal protection switch and is arranged on a fixed assembly; the fixing assembly is used for fixing the body and comprises an arc-shaped substrate, a sleeve, a fixing block, a fixing bolt and a fastening bolt; the temperature sensing end face of the body is flush with the inner concave surface of the substrate, a fastening bolt is connected with a fixing lug of the body in a threaded manner, and the end part of the fastening bolt extends to the convex surface of the substrate; two sides of the sleeve are fixedly connected with fixing blocks, the end faces of the fixing blocks are provided with threaded holes, and the threads in the threaded holes are connected with the end parts of the fastening bolts; step surfaces are respectively arranged at two ends of the raised surface of the substrate, and each step surface is symmetrically in threaded connection with a fixing bolt.
Preferably, the contact temperature sensing end face of the body is flush with the inner concave face of the substrate.
Preferably, stepped grooves are formed in two ends of the inner concave surface of the substrate, and magnetic blocks are arranged in the stepped grooves; the magnetic block is fixedly connected in the stepped groove, and the shape of the magnetic block is matched with that of the stepped groove.
Preferably, the inner concave surface of the substrate is symmetrically provided with barrier strips; each barrier strip is located the both sides of through-hole, and the barrier strip is on a parallel with the base plate.
Preferably, the contact temperature sensing end face of the body is coated with heat-conducting silicone grease, and the heat-conducting silicone grease is limited in an area between the two barrier strips.
Preferably, the substrate is provided with cavities symmetrically inside; the cavity is positioned at the upper side and the lower side of the through hole, and a plurality of springs are uniformly arranged on the inner side wall of the cavity; every spring one end rigid coupling is on the inside wall of cavity, and the other end rigid coupling of every spring is on the lateral wall of blend stop, and blend stop runs through the interior concave surface sliding connection of base plate in the cavity.
The utility model has the advantages that:
the body passes through the base plate to be fixed on the casing of motor, improves the stability between body and the motor casing on the one hand, avoids the body to receive the destruction vibrational force that the motor operation produced and shakes the emergence of sending the phenomenon that drops, and on the other hand, the base plate plays the effect of the temperature influence of shielding external natural temperature to the motor casing production, and base plate and sleeve are kept apart the body with the external world, reduce the influence that external temperature measured motor temperature to the body.
The contact temperature of body feels the terminal surface and flushes with the interior concave surface of base plate, and the contact temperature of body feels the terminal surface for the arcwall face promptly, can attach completely on the casing of motor, accurate perception motor casing's temperature.
Drawings
Fig. 1 is a perspective view of the present invention;
fig. 2 is an isometric view of the present invention;
fig. 3 is a front view of the present invention;
in the figure: the magnetic block comprises a body 1, a fixing component 2, a base plate 21, a cavity 211, a spring 212, a sleeve 22, a fixing block 23, a fixing bolt 24, a fastening bolt 25, a magnetic block 26 and a blocking strip 27.
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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Specific examples are given below.
Referring to fig. 1-3, a high-stability thermal protection assembly includes a thermal protection switch body 1, where the body 1 is a contact temperature-sensitive thermal protection switch, and the body 1 is disposed on a fixing assembly 2; the fixing component 2 is used for fixing the body 1, and the fixing component 2 comprises an arc-shaped substrate 21, a sleeve 22, a fixing block 23, a fixing bolt 24 and a fastening bolt 25; a sleeve 22 is fixedly connected to the convex surface of the substrate 21, the hollow part of the sleeve 22 penetrates through the substrate 21, the sleeve 22 is connected with the body 1 in a sliding manner, the contact temperature sensing end of the body 1 is inserted into the sleeve 22, the contact temperature sensing end surface of the body 1 is flush with the inner concave surface of the substrate 21, a fastening bolt 25 is connected to the fixing lug of the body 1 in a threaded manner, and the end part of the fastening bolt 25 extends to the convex surface of the substrate 21; two sides of the sleeve 22 are fixedly connected with fixing blocks 23, the end faces of the fixing blocks 23 are provided with threaded holes, and the threaded holes are connected with the end parts of the fastening bolts 25 in a threaded manner; step surfaces are respectively arranged at two ends of the convex surface of the base plate 21, and a fixing bolt 24 is symmetrically connected on each step surface in a threaded manner; a thermal protection switch is arranged on a motor shell in a production workshop and is used for protecting the motor and avoiding the situation that when the motor runs, because the heating of the motor exceeds the normal working temperature, and then the motor is damaged, the prior technical proposal is to directly fix the thermal protection switch on the shell of the motor, when the motor runs, the generated vibration and the thermal protection switch are destructive vibration, the thermal protection switch is gradually vibrated and sent to fall off, and the contact temperature sensing end face of the thermal protection switch is a flat end face, the shell of the motor is an arc-shaped surface, so when the contact temperature sensing end surface of the thermal protection switch is not completely attached to the shell, the testing temperature of the thermal protection switch is not accurate enough, therefore, the thermal protection component which is high in stability and completely attached to the motor shell is designed, so that the stability between the thermal protection switch and the motor shell is enhanced, and the joint surface of the contact temperature-sensitive end face of the thermal protection switch and the motor shell is improved; firstly, inserting a contact temperature-sensitive end on a body 1 into a sleeve 22, then fastening a fixing lug on the body 1 on a fixing block 23 on a base plate 21 through a fastening bolt 25, then attaching the inner concave surface of the base plate 21 on the side wall of a shell of the motor, and fixing the base plate on the shell of the motor through a fixing bolt 24, and at the moment, fastening the fastening bolt 25 again to enable the body 1 to move towards the shell of the motor, so that the contact temperature-sensitive end surface on the body 1 is closely attached on the shell of the motor; body 1 passes through base plate 21 to be fixed on the casing of motor, improves the stability between body 1 and the motor casing on the one hand, avoids body 1 to receive the destruction vibrational force that the motor operation produced and send the emergence of the phenomenon that drops that shakes, and on the other hand, base plate 21 plays the effect of the temperature influence of shielding external natural temperature to the motor casing production, and base plate 21 and sleeve 22 keep apart body 1 with the external world, reduce the influence of external temperature to body 1 measurement motor temperature.
As an embodiment of the present invention, the contacting temperature sensing end surface of the body 1 is flush with the inner concave surface of the substrate 21; the contact temperature of body 1 feels the terminal surface and flushes with the interior concave surface of base plate 21, and the contact temperature of body 1 feels the terminal surface for the arcwall face promptly, can attach completely on the casing of motor, the temperature of accurate perception motor casing.
As an embodiment of the present invention, stepped grooves are formed at two ends of the concave surface in the substrate 21, and magnetic blocks 26 are disposed in the stepped grooves; the magnetic block 26 is fixedly connected in the stepped groove, and the shape of the magnetic block 26 is matched with that of the stepped groove; when base plate 21 is fixed on the casing of motor, base plate 21 adsorbs on the casing of motor through magnetic path 26 earlier for base plate 21 does not need the hand to hold when fixed, makes things convenient for operating personnel to the installation of body 1, and this magnetic path 26 fails to produce the influence to the normal operating of motor simultaneously.
The inner concave surface of the base plate 21 is symmetrically provided with barrier strips 27; each of the barrier ribs 27 is located at both sides of the through hole, and the barrier ribs 27 are parallel to the base plate 21.
As an embodiment of the present invention, the contact temperature sensing end surface of the body 1 is coated with heat conductive silicone grease, and the heat conductive silicone grease is limited in the area between the two barrier strips 27; through scribble heat conduction silicone grease on the contact temperature of base plate 21 and body 1 before blend stop 27, improve the heat conduction effect between the contact temperature of motor casing and body 1 holds again to and through blend stop 27, with heat conduction silicone grease restriction blend stop 27 between, when avoiding scribbling heat conduction silicone grease on base plate 21, heat conduction silicone grease trickles and drips.
As an embodiment of the present invention, the substrate 21 is provided with a cavity 211 symmetrically inside; the cavity 211 is positioned at the upper side and the lower side of the through hole, and a plurality of springs 212 are uniformly arranged on the inner side wall of the cavity 211; one end of each spring 212 is fixedly connected to the inner side wall of the cavity 211, the other end of each spring 212 is fixedly connected to the side wall of the barrier strip 27, and the barrier strip 27 penetrates through the inner concave surface of the substrate 21 and is slidably connected into the cavity 211; the barrier strip 27 is slidably connected in the cavity 211 through a spring 212, so that after the contact temperature-sensing end faces of the substrate 21 and the body 1 are attached to the shell of the motor, the barrier strip 27 presses the shell of the motor, the barrier strip 27 retracts into the cavity 211, and then the contact temperature-sensing end faces of the body 1 and the motor can be completely attached together.
The working principle is as follows: firstly, inserting a contact temperature-sensitive end on a body 1 into a sleeve 22, then fastening a fixing lug on the body 1 on a fixing block 23 on a base plate 21 through a fastening bolt 25, then attaching the inner concave surface of the base plate 21 on the side wall of a shell of the motor, and fixing the base plate on the shell of the motor through a fixing bolt 24, and at the moment, fastening the fastening bolt 25 again to enable the body 1 to move towards the shell of the motor, so that the contact temperature-sensitive end surface on the body 1 is closely attached on the shell of the motor; body 1 passes through base plate 21 to be fixed on the casing of motor, improve the stability between body 1 and the motor casing on the one hand, avoid body 1 to receive the destruction vibrational force that the motor operation produced and shake the emergence of sending the obscission, on the other hand, base plate 21 plays the effect of the temperature influence of shielding external natural temperature to the motor casing production, base plate 21 and sleeve 22 keep apart body 1 with the external world, reduce the influence of external temperature to body 1 measurement motor temperature, and the contact temperature of body 1 feels the terminal surface and flushes with the interior concave surface of base plate 21, the contact temperature of body 1 feels the terminal surface and is the arcwall face promptly, can attach on the casing of motor completely, the temperature of accurate perception motor casing.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A high stability thermal protection subassembly, includes the thermal protection switch body, the body is contact temperature sensing formula thermal protection switch, its characterized in that: the body is arranged on the fixing component; the fixing assembly is used for fixing the body and comprises an arc-shaped substrate, a sleeve, a fixing block, a fixing bolt and a fastening bolt; the temperature sensing end face of the body is flush with the inner concave surface of the substrate, a fastening bolt is connected with a fixing lug of the body in a threaded manner, and the end part of the fastening bolt extends to the convex surface of the substrate; two sides of the sleeve are fixedly connected with fixing blocks, the end faces of the fixing blocks are provided with threaded holes, and the threads in the threaded holes are connected with the end parts of the fastening bolts; step surfaces are respectively arranged at two ends of the raised surface of the substrate, and each step surface is symmetrically in threaded connection with a fixing bolt.
2. A highly stable thermal protection assembly according to claim 1, wherein: the contact temperature sensing end face of the body is flush with the inner concave face of the substrate.
3. A highly stable thermal protection assembly according to claim 1, wherein: stepped grooves are formed in two ends of the inner concave surface of the substrate, and magnetic blocks are arranged in the stepped grooves; the magnetic block is fixedly connected in the stepped groove, and the shape of the magnetic block is matched with that of the stepped groove.
4. A highly stable thermal protection assembly according to claim 1, wherein: the inner concave surface of the substrate is symmetrically provided with barrier strips; each barrier strip is located the both sides of through-hole, and the barrier strip is on a parallel with the base plate.
5. A highly stable thermal protection assembly according to claim 1, wherein: heat-conducting silicone grease is smeared on the contact temperature-sensing end face of the body, and the heat-conducting silicone grease is limited in the area between the two barrier strips.
6. A highly stable thermal protection assembly according to claim 1, wherein: cavities are symmetrically formed in the substrate; the cavity is positioned at the upper side and the lower side of the through hole, and a plurality of springs are uniformly arranged on the inner side wall of the cavity; every spring one end rigid coupling is on the inside wall of cavity, and the other end rigid coupling of every spring is on the lateral wall of blend stop, and blend stop runs through the interior concave surface sliding connection of base plate in the cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022502051.8U CN213425975U (en) | 2020-11-03 | 2020-11-03 | High-stability thermal protection assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022502051.8U CN213425975U (en) | 2020-11-03 | 2020-11-03 | High-stability thermal protection assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213425975U true CN213425975U (en) | 2021-06-11 |
Family
ID=76249100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022502051.8U Active CN213425975U (en) | 2020-11-03 | 2020-11-03 | High-stability thermal protection assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213425975U (en) |
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2020
- 2020-11-03 CN CN202022502051.8U patent/CN213425975U/en active Active
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