CN214501639U

CN214501639U - Temperature sensor for air conditioner outdoor unit

Info

Publication number: CN214501639U
Application number: CN202120475704.XU
Authority: CN
Inventors: 赵干; 赵俊克
Original assignee: Hefei Hengxinji Electronics Co ltd
Current assignee: Hefei Hengxinji Electronics Co ltd
Priority date: 2021-03-04
Filing date: 2021-03-04
Publication date: 2021-10-26
Anticipated expiration: 2031-03-04

Abstract

The utility model aims at providing a temperature sensor for an air conditioner outdoor unit, which comprises a protective shell, a data transmission connecting wire and a thermistor, wherein the protective shell is composed of a protective bottom shell and a protective cover, the thermistor is embedded into the protective bottom shell, one end of the data transmission connecting wire is connected with the bottom end of the thermistor, the other end of the data transmission connecting wire passes through a wire passing hole at the bottom of the protective bottom shell and is arranged in a suspension way, a plurality of thermosensitive conducting rods are arranged at the corresponding positions of the protective shell and the top end of the thermistor, one end of the thermosensitive conducting rod passes through a rod passing hole on the protective cover and is directly connected with the top end of the thermistor in a propping and tight contact way, a detachable high-strength propping and tightening fixing device is arranged between the side wall of the thermosensitive conducting rod and the side wall of the rod passing hole, thereby effectively avoiding the thermistor from being directly exposed outside, effectively carrying out isolation protection on the sensor and effectively prolonging the service cycle of the sensor, the replacement frequency is reduced, and the replacement frequency and the replacement cost of the sensor are effectively reduced.

Description

Temperature sensor for air conditioner outdoor unit

Technical Field

The utility model relates to an air condensing units temperature sensor technical aspect field mainly involves a temperature sensor for air condensing units.

Background

Along with the rapid progress and development of China's society, in the aspect of installation, debugging and use of the household air conditioner at present, the use of the air conditioner at present is relatively common, and therefore, the temperature of an air conditioner external unit needs to be collected and monitored, but the temperature sensor adopted at present basically adopts the temperature sensor to directly monitor and collect the temperature of the air conditioner external unit, so that a temperature sensing device of the sensor is directly exposed outside when the sensor is used, the sensor is corroded and damaged due to long-term use, the quality and the efficiency of temperature collection are seriously affected, the replacement period is shortened, the cost of equipment replacement is increased to a great extent, and meanwhile, the traditional sensor replacement needs to be integrally disassembled, the workload is large, the replacement cost is high, and the accurate temperature collection of the air conditioner external unit is difficult to carry out effectively.

Therefore, the temperature sensor for the air conditioner outdoor unit is provided, which is characterized in that the structure of the temperature sensor for the air conditioner outdoor unit is favorably improved, a waterproof and anti-corrosion protective shell is arranged outside the thermistor, the thermistor is protected in an isolated way, and the temperature is collected and transmitted to the thermistor through the plurality of groups of detachable thermosensitive transmission rods, so that the thermistor is effectively prevented from being directly exposed outside, the sensor is effectively protected in an isolated way, the service cycle of the sensor is effectively prolonged, the replacement frequency is reduced, the replacement frequency and cost of the sensor are effectively reduced, the temperature collection precision is effectively improved, simultaneously, this application adopts detachable heat sensitive conduction pole to carry out indirect measurement to the temperature, simple structure, and convenient to detach can effectually reduce the change degree of difficulty, reduces the replacement cost, improves economic benefits, just becomes the problem that technical staff in the field need solve urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a temperature sensor for an air conditioner outdoor unit, which is characterized in that the structure of the temperature sensor for the air conditioner outdoor unit is improved favorably, a waterproof and anti-corrosion protective shell is arranged outside a thermistor, the thermistor is protected in an isolated way, and the temperature is collected and transmitted to the thermistor through the plurality of groups of detachable thermosensitive transmission rods, so that the thermistor is effectively prevented from being directly exposed outside, the sensor is effectively protected in an isolated way, the service cycle of the sensor is effectively prolonged, the replacement frequency is reduced, the replacement frequency and cost of the sensor are effectively reduced, the temperature collection precision is effectively improved, simultaneously, this application adopts detachable heat sensitive conduction pole to carry out indirect measurement to the temperature, simple structure, and convenient to detach can effectually reduce the change degree of difficulty, reduces the replacement cost, improves economic benefits.

For solving the background art in technical problem, the utility model discloses a following technical scheme:

the utility model provides a temperature sensor for air conditioner outdoor unit, includes protective housing, data transmission connecting wire and thermistor, the protective housing constitute by protection drain pan and visor combination, thermistor imbed in the protection drain pan, data transmission connecting wire one end is connected with the thermistor bottom, the line hole unsettled setting of crossing of protection drain pan bottom is passed to the data transmission connecting wire other end, visor and thermistor top correspond and be equipped with a plurality of heat-sensitive conduction poles on the position, heat-sensitive conduction pole one end pass the pole hole on the visor directly to be connected with the tight contact in thermistor top, heat-sensitive conduction pole lateral wall and cross the pole hole lateral wall between be equipped with the tight fixing device in top in detachable high strength top.

Preferably, the jacking fixing device comprises a jacking rotary rod, a jacking pressing block and a reset rod, one end of the jacking rotary rod is rotatably connected with a connecting block on one side of a jacking groove on the side wall of the thermosensitive conducting rod through a rotary shaft, the inner side wall of the jacking rotary rod is connected with the inner wall of the jacking groove through a plurality of sets of jacking springs, a limiting groove is arranged at the position of the side wall of the rod passing hole corresponding to the jacking groove, the jacking pressing block is arranged on one side of the limiting groove, one side of the jacking pressing block is connected with the side wall of the limiting groove through the jacking spring, the other end of the jacking rotary rod is connected with the inclined plane of the jacking pressing block in a jacking contact manner, the effective jacking extrusion effect on the thermosensitive conducting rod can be effectively realized through the jacking fixing device, the contact performance between the thermosensitive conducting rod and the thermosensitive resistor can be effectively improved, and the temperature signal can be better conducted, the accuracy and stability of temperature acquisition are improved.

Preferably, the contact surface of the tightening pressing block and the tightening rotating rod is set to be an inclination angle of 60 degrees. Can be effective slow carry out the tight application of force in top to the tight rotary rod in top through the inclination of 60 degrees, can the effectual steady degree that improves the tight formula in top.

Preferably, the inner wall of the limit groove at the corresponding position of the jacking pressing block is provided with a limit block, and the limit block is of a spherical cylinder structure.

Preferably, release link one end be equipped with the briquetting that resets perpendicularly, the briquetting that resets and cross the setting of pole hole lateral wall on the coplanar, the release link other end passes the unsettled setting of reset hole of spacing groove opposite side, the release link lateral wall correspond the department with the reset groove of release link lateral wall and be equipped with the bullet piece that resets, the bullet piece that resets pass through reset spring and reset groove lateral wall and be connected, through artifical propulsion to the release link, and then effectually carry out the extrusion that resets to the tight rotary rod in top through the release link to take the heat-sensitive conducting rod out the change.

Preferably, the cross section of the other end of the reset rod is provided with a reset connecting groove, the reset connecting groove is structurally designed into a circular truncated cone structure, the wear of the right-angle tip end of the contact surface can be effectively reduced through the circular truncated cone structure of the contact surface, and the service life can be effectively prolonged.

Preferably, the reset pressing block and the corresponding end of the side wall of the rod passing hole are in circular arc structures.

Preferably, the heat-sensitive conduction pole be equipped with contact, contact establish to spherical structure, contact and visor be equipped with the insulating glue layer on the contact surface, can effectually carry out sealed insulation processing to the heat-sensitive conduction pole, can enough effectual extension heat-sensitive conduction pole the life cycle, loss when can also effectual reduction temperature gathers improves the temperature and gathers the precision.

Preferably, protection drain pan and visor between connect through swivelling joint structural connection, the junction of protection drain pan and visor still through fixed screw locking fixed connection, carry out the right angle position through two mutually perpendicular directions and restrict fixedly, can enough effectual improvement stability when connecting, again can conveniently dismantle and install more.

Preferably, protection drain pan and thermistor between evenly be equipped with waterproof resin, can effectually protect the original paper, the problem of electric wire rupture when effectual adverse circumstances such as preventing humidity is, reduce replacement cost to a great extent.

Preferably, the data transmission connecting line and the lateral wall corresponding to the wire passing hole are provided with an insulating heat shrink tube with high insulating property, and the insulating heat shrink tube is made of Teflon material, so that the durability is strong, and the insulating heat shrink tube cannot be damaged after long-time use.

The utility model has the advantages that:

1) effectual thermistor of avoiding directly exposes outside, effectually completely cuts off the protection to the sensor, and the life cycle of effectual extension sensor reduces and changes the frequency, and effectual reduction sensor changes frequency and cost, effectual improvement temperature acquisition precision.

2) Simultaneously, this application adopts detachable heat sensitive conduction pole to carry out indirect measurement to the temperature, simple structure, and convenient to detach can effectual reduction change the degree of difficulty, reduces the replacement cost, improves economic benefits.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic structural view of a temperature sensor for an air conditioner outdoor unit according to the present invention;

fig. 2 is a schematic view of a partial structure of a temperature sensor for an air conditioner outdoor unit according to the present invention;

fig. 3 is a schematic view of a local structure of a temperature sensor for an air conditioner outdoor unit of the present invention.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be described in further detail below.

Referring to fig. 1, 2 and 3, a temperature sensor for an air conditioner outdoor unit includes a protective case, a data transmission connection line 1 and a thermistor 5, the protective case is composed of a protective bottom case 2 and a protective cover 7, the thermistor 5 is embedded in the protective bottom case 2, one end of the data transmission connection line 1 is connected with the bottom end of the thermistor 5, the other end of the data transmission connection line 1 passes through a wire passing hole 3 at the bottom of the protective bottom case 2 and is arranged in a suspension manner, a plurality of thermosensitive conduction rods 8 are arranged at positions corresponding to the top ends of the protective cover 7 and the thermistor 5, one end of each thermosensitive conduction rod 8 passes through a rod passing hole 9 on the protective cover 7 and is directly connected with the top end of the thermistor 5 in a propping and tightening manner, and a detachable high-strength propping and tightening fixing device is arranged between the side wall of each thermosensitive conduction rod 8 and the side wall of the rod passing hole 9.

In this embodiment, the tightening fixing device includes a tightening rotating rod 24, a tightening pressing block 20 and a reset rod 15, one end of the tightening rotating rod 24 is rotatably connected to a connecting block 17 on one side of a tightening groove 22 on the side wall of the thermal conductive rod 8 through a rotating shaft 18, the inner side wall of the tightening rotating rod 24 is connected to the inner wall of the tightening groove 22 through a plurality of sets of tightening springs 23, a limiting groove 21 is formed on the corresponding position of the side wall of the rod passing hole 9 and the tightening groove 22, a tightening pressing block 20 is arranged on one side of the limiting groove 21, one side of the tightening pressing block 20 is connected to the side wall of the limiting groove 21 through the tightening springs 23, the other end of the tightening rotating rod 24 is connected to the inclined plane of the tightening pressing block 20 in a tightening contact manner, the effective tightening extrusion effect on the thermal conductive rod 8 can be effectively performed through the tightening fixing device, and the contact performance between the thermal conductive rod 8 and the thermal resistor 5 can be effectively increased, the temperature signal can be better conducted, and the accuracy and stability of temperature acquisition are improved.

In this embodiment, the contact surface between the tightening pressing block 20 and the tightening rotating rod 24 is set to an inclination angle of 60 °. The inclination angle of 60 degrees can be effectively and slowly used for jacking and applying force to the jacking rotary rod 24, and the stability of the jacking type can be effectively improved.

In this embodiment, the inner wall of the limiting groove 21 corresponding to the pressing block 20 is provided with a limiting block 19, and the limiting block 19 is a spherical cylinder structure.

In this embodiment, 15 one end of release link be equipped with perpendicularly and reset briquetting 16, reset briquetting 16 and cross the setting of pole hole 9 lateral wall on the coplanar, the release link 15 other end passes the unsettled setting of reset hole 12 of spacing groove 21 opposite side, the release link of 15 lateral walls and release link 12 lateral walls correspond the department and be equipped with the bullet piece 14 that resets, the bullet piece 14 that resets pass through reset spring 14 and be connected with the release link lateral wall, through artifical propulsion to release link 15, and then effectual 15 carry out the formula of resetting extrusion to the tight rotary rod 24 of top through release link to take heat-sensitive conducting rod 8 out the change.

In this embodiment, the cross section of the other end of the reset rod 15 be equipped with the connecting groove 25 that resets, the structure of the connecting groove 25 that resets establish to the round platform type structure, through the round platform type structure of contact surface, the most advanced wearing and tearing of right angle that can effectual reduction contact surface can effectual extension life cycle.

In this embodiment, the reset pressing block 16 and the corresponding end of the side wall of the rod passing hole 9 are in a circular arc structure.

In this embodiment, heat-sensitive conduction pole 8 be equipped with the contact 10 head, contact 10 establish to spherical structure, contact 10 and visor 7 be equipped with on the contact surface and be equipped with insulating glue layer 11, can be effectual carry out sealed insulation processing to heat-sensitive conduction pole 8, can reach effectual extension heat-sensitive conduction pole 8 life cycle, loss when can also effectual reduction temperature gathers improves the temperature and gathers the precision.

In this embodiment, protection drain pan 2 and visor 7 between connect through swivelling joint structural connection, the junction of protection drain pan 2 and visor 7 still through fixing screw 6 locking fixed connection, it is fixed to carry out the restriction of right angle position through two mutually perpendicular directions, can enough effectual improvement stability when connecting, again can conveniently dismantle and install more.

In this embodiment, protection drain pan 2 and thermistor 5 between evenly be equipped with waterproof resin, can effectually protect the original paper, the problem of electric wire rupture when effectual adverse circumstances such as preventing humidity is, reduce replacement cost to a great extent.

In this embodiment, the data transmission connection line 1 and the side wall corresponding to the wire passing hole 3 are provided with the insulating heat shrink tube 4 with high insulating property, and the insulating heat shrink tube 4 is made of teflon, so that the durability is strong, and the long-time use is not damaged.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the foregoing description is illustrative in nature and is not to be construed as limiting the scope of the invention, which is defined by the appended claims.

Claims

1. The utility model provides a temperature sensor for air conditioner outdoor unit, includes protective housing, data transmission connecting wire and thermistor, its characterized in that: the protective housing constitute by protection drain pan and visor combination, thermistor imbed in the protection drain pan, data transmission connecting wire one end is connected with the thermistor bottom, the data transmission connecting wire other end passes the unsettled setting of line hole of crossing of protection drain pan bottom, visor and thermistor top correspond the position and be equipped with a plurality of heat sensitive conduction poles, heat sensitive conduction pole one end pass the pole hole on the visor and directly be connected with the tight contact in thermistor top, heat sensitive conduction pole lateral wall and cross the pole hole lateral wall between be equipped with the tight fixing device in top of detachable high strength top.

2. The temperature sensor for the outdoor unit of an air conditioner as claimed in claim 1, wherein the tightening fixing device comprises a tightening rotary rod, a tightening pressing block and a reset rod, one end of the tightening rotary rod is rotatably connected with a connecting block on one side of a tightening groove on the side wall of the heat-sensitive conducting rod through a rotary shaft, the inner side wall of the tightening rotary rod is connected with the inner wall of the tightening groove through a plurality of sets of tightening springs, a limiting groove is arranged on the corresponding position of the rod-passing hole side wall and the tightening groove, a tightening pressing block is arranged on one side of the limiting groove, one side of the tightening pressing block is connected with the side wall of the limiting groove through a tightening spring, and the other end of the tightening rotary rod is connected with the inclined plane of the tightening pressing block in a tightening contact manner.

3. The temperature sensor of claim 2, wherein the contact surface between the tightening pressing block and the tightening rotating rod is set to an inclination angle of 60 °.

4. The temperature sensor for the outdoor unit of an air conditioner as claimed in claim 2, wherein the inner wall of the limit groove corresponding to the pressing block is provided with a limit block, and the limit block is a spherical cylinder structure.

5. The temperature sensor for the outdoor unit of an air conditioner as claimed in claim 2, wherein one end of the reset rod is vertically provided with a reset pressing block, the reset pressing block and the side wall of the through rod hole are arranged on the same plane, the other end of the reset rod passes through the reset hole on the other side of the limit groove and is arranged in a hanging manner, a reset elastic block is arranged at the position of the side wall of the reset rod, which corresponds to the reset groove on the side wall of the reset hole, and the reset elastic block is connected with the side wall of the reset groove through a reset spring.

6. The temperature sensor as claimed in claim 5, wherein a reset connection groove is formed at a cross section of the other end of the reset lever, and the reset connection groove is formed in a circular truncated cone shape.

7. The temperature sensor as claimed in claim 5, wherein the reset pressing block and the corresponding end of the side wall of the rod passing hole are formed in a circular arc shape.

8. The temperature sensor for the outdoor unit of the air conditioner as claimed in claim 1, wherein the heat sensitive conducting rod is provided with a contact, the contact is a spherical structure, and an insulating glue layer is arranged on a contact surface of the contact and the protective cover.

9. The temperature sensor as claimed in claim 1, wherein the protective bottom case and the protective cover are connected by a rotary connection structure, and the connection between the protective bottom case and the protective cover is locked and fixed by a fixing screw.

10. The temperature sensor for the outdoor unit of an air conditioner as claimed in claim 1, wherein a waterproof resin is uniformly disposed between the protection bottom case and the thermistor, and a high-insulation insulating heat-shrinkable tube is disposed on a side wall of the data transmission connection line corresponding to the wire passing hole.