阅读说明：本技术 一种带多档显示的液胀式温控器 (Liquid expansion type temperature controller with multi-gear display ) 是由 朱洲阳 邱仲骥 于 2020-12-28 设计创作，主要内容包括：本发明公开了一种带多档显示的液胀式温控器,包括支架、调节轴、动力件组件、接线端子组、触片架和动触片,调节轴转动设置在支架上,还包括档位开关、连接轴和支撑板,支架、接线端子组、触片架、档位开关和支撑板通过绝缘环由上至下依次间隔分布在连接轴上,动触片设置在触片架上且可与接线端子组接触连接,档位开关包括设置在连接轴上依次呈阶梯状分布的挡片和设置在动力件组件上的呈阶梯状分布的连接片,连接片与挡片一一对应,动力件组件设置在支撑板上。本发明通过连接轴将各部件连接起来,利用动力件组件受热发生位移带动若干连接片与若干挡片结合,可以实现对不同温度的显示；通过转动调节轴可以对温控器的设定温度进行调节。(The invention discloses a liquid expansion type temperature controller with multi-gear display, which comprises a support, an adjusting shaft, a power part assembly, a wiring terminal group, a contact rack and a movable contact piece, wherein the adjusting shaft is rotatably arranged on the support, the liquid expansion type temperature controller also comprises a gear switch, a connecting shaft and a supporting plate, the support, the wiring terminal group, the contact rack, the gear switch and the supporting plate are sequentially distributed on the connecting shaft at intervals from top to bottom through insulating rings, the movable contact piece is arranged on the contact rack and can be in contact connection with the wiring terminal group, the gear switch comprises blocking pieces sequentially distributed in a step shape on the connecting shaft and connecting pieces arranged on the power part assembly in a step shape, the connecting pieces correspond to the blocking pieces one to one, and the power part assembly is arranged on the supporting plate. The power part assembly is heated to generate displacement so as to drive the connecting pieces to be combined with the retaining pieces, so that different temperatures can be displayed; the set temperature of the temperature controller can be adjusted by rotating the adjusting shaft.)

1. The utility model provides a take liquid expanding temperature controller of many grades of demonstration, includes support, regulating spindle, power part subassembly, wiring terminal group, contact frame and movable contact spring, the regulating spindle rotates to be set up on the support, its characterized in that: still include gear switch, connecting axle and backup pad, support, binding post group, contact frame, gear switch and the backup pad passes through the insulating ring from top to bottom interval distribution in proper order and is in from on the connecting axle, the movable contact spring sets up on the contact frame and can with binding post group contact connection, gear switch is including setting up be the separation blade that the echelonment distributes in proper order on the connecting axle and set up and be in the connection piece that is the echelonment and distributes on the power spare subassembly, the connection piece with the separation blade one-to-one, the power spare subassembly sets up in the backup pad.

2. The liquid expansion temperature controller with multi-gear display of claim 1, wherein: the power piece subassembly includes a temperature sensing section of thick bamboo, capillary, supporting plate, bellows and push rod, a temperature sensing section of thick bamboo with the capillary intercommunication, the capillary end intercommunication the bellows, the bellows sets up in the backup pad, the supporting plate sets up on the connecting axle and be located directly over the bellows, the bellows can push up the supporting plate, the push rod sets up on the supporting plate and pass the movable contact spring sets up on the contact frame.

3. The liquid-expansion temperature controller with multi-gear display of claim 2, wherein: the diaphragm capsule top is provided with the spliced pole, be provided with the installation piece on the spliced pole, be the echelonment the connection piece is fixed to be set up in installation piece bottom.

4. The liquid expansion temperature controller with multi-gear display of claim 3, wherein: the bearing plate bottom is provided with the arch, the arch setting is in directly over the spliced pole.

5. The liquid expansion temperature controller with multi-gear display of claim 1, wherein: the wiring terminal group comprises a first wiring terminal and a second wiring terminal, and the first wiring terminal is connected with the contact rack and is connected with the second wiring terminal through a movable contact arranged on the contact rack.

6. The liquid expansion temperature controller with multi-gear display of claim 5, wherein: the movable contact piece is provided with a bent tongue piece, one end of the movable contact piece close to the connecting shaft is provided with a movable contact, and one end of the movable contact piece far away from the connecting shaft is fixedly connected with the contact piece frame.

7. The liquid expansion temperature controller with multi-gear display as claimed in claim 6, wherein the second connecting terminal is provided with a stationary contact, and the stationary contact is positioned right below the movable contact.

8. The liquid expansion temperature controller with multi-gear display of claim 6, wherein: the contact piece frame is provided with a folding piece protruding upwards, the folding piece is in contact connection with the adjusting shaft, and the tongue piece is clamped on the folding piece.

9. The liquid expansion temperature controller with multi-gear display of claim 1, wherein: the support is provided with a baffle, the adjusting shaft is provided with a limiting sheet, and the baffle is arranged in the movement direction of the limiting sheet.

10. The liquid expansion temperature controller with multi-gear display of claim 3, wherein: the spliced pole is provided with a protective sleeve, and the protective sleeve is positioned between the diaphragm capsule and the mounting piece.

Technical Field

The invention belongs to the technical field of temperature controllers, and particularly relates to a liquid expansion type temperature controller with multi-gear display.

Background

The liquid expansion type temperature controller has the working principle that a liquid working medium is filled into a power assembly which is formed by welding a diaphragm capsule, a capillary tube, a temperature sensing cylinder or a temperature sensing bag part to form a closed space by applying the principle of expansion with heat and contraction with cold, the volume change of the filled working medium is changed to change the pressure or the volume change of the closed space when the temperature sensing cylinder or the temperature sensing bag senses the external temperature change, so that the diaphragm capsule generates displacement, when a set value is reached, a quick instantaneous switch consisting of an elastic element is pushed to generate on-off action by a mechanism consisting of a diaphragm handle, a diaphragm capsule seat plate and a push rod, the switch is disconnected when the temperature rises, and the switch is returned to be closed when the temperature drops, so that the temperature control function is realized. The prior art can only realize on-off, but in practical application, the temperature in the heating process can not be displayed, the temperature can only be judged according to the set temperature, and a user can not judge the temperature and can not realize heating on-off according to different temperature requirements.

Disclosure of Invention

The invention aims to provide a liquid expansion type temperature controller for solving the technical problem.

In order to achieve the purpose, the technical scheme of the invention is as follows: the utility model provides a take liquid expanding temperature controller of many grades of demonstration, includes support, regulating spindle, power piece subassembly, binding post group, contact frame and movable contact spring, the regulating spindle rotates to set up on the support, still includes gear switch, connecting axle and backup pad, support, binding post group, contact frame, gear switch and the backup pad passes through the insulating ring from top to bottom interval distribution in proper order and is in on the connecting axle, the movable contact spring sets up on the contact frame and can with binding post group contact connection, the gear switch is including setting up the separation blade that is the echelonment in proper order and setting are in on the connecting axle be the connection piece that the echelonment distributes on the power piece subassembly, the connection piece with the separation blade one-to-one, power piece subassembly sets up in the backup pad.

Preferably, the power component part includes a temperature sensing cylinder, a capillary tube, a pressure bearing plate, a diaphragm capsule and a push rod, the temperature sensing cylinder is communicated with the capillary tube, the tail end of the capillary tube is communicated with the diaphragm capsule, the diaphragm capsule is arranged on the supporting plate, the pressure bearing plate is arranged on the connecting shaft and is positioned right above the diaphragm capsule, the diaphragm capsule can push against the pressure bearing plate, and the push rod is arranged on the pressure bearing plate and penetrates through the movable contact piece to be arranged on the contact piece frame.

Preferably, the top of the diaphragm capsule is provided with a connecting column, the connecting column is provided with a mounting sheet, and the connecting sheet in a step shape is fixedly arranged at the bottom of the mounting sheet.

Preferably, the bottom of the pressure bearing plate is provided with a bulge, and the bulge is arranged right above the connecting column.

Preferably, the connection terminal group comprises a first connection terminal and a second connection terminal, and the first connection terminal is connected with the contact rack and is connected with the second connection terminal through a movable contact arranged on the contact rack.

Preferably, a bent tongue piece is arranged on the movable contact piece, a movable contact is arranged at one end, close to the connecting shaft, of the movable contact piece, and one end, far away from the connecting shaft, of the movable contact piece is fixedly connected with the contact piece frame.

Preferably, the second connecting terminal is provided with a fixed contact, and the fixed contact is positioned right below the movable contact.

Preferably, the contact sheet frame is provided with a folding sheet protruding upwards, the folding sheet is in contact connection with the adjusting shaft, and the tongue sheet is clamped on the folding sheet.

Preferably, the support is provided with a baffle, the adjusting shaft is provided with a limiting sheet, and the baffle is arranged in the movement direction of the limiting sheet.

Preferably, a protective sleeve is arranged on the connecting column and is positioned between the diaphragm capsule and the mounting piece.

Compared with the prior art, the invention has the beneficial effects that: the bracket, the wiring terminal group, the contact frame, the blocking piece, the supporting plate and the power component are connected through the connecting shaft, and the power component is heated to generate displacement to drive the connecting pieces to be combined with the blocking pieces, so that different temperatures can be displayed; the set temperature of the temperature controller can be adjusted by rotating the adjusting shaft.

Drawings

FIG. 1 is a schematic view of the structure of the present invention.

FIG. 2 is a schematic view of the power element assembly of the present invention.

Fig. 3 is a schematic view of the installation structure of the contact holder and the movable contact.

Fig. 4 is a schematic structural view of a pressure bearing plate according to the present invention.

In the figure: the temperature sensing device comprises a support 1, a baffle 11, an adjusting shaft 2, a limiting sheet 21, a power element component 3, a temperature sensing cylinder 31, a capillary tube 32, a pressure bearing plate 33, a bulge 331, a diaphragm capsule 34, a push rod 35, a connecting column 36, an installation sheet 37, a protective sleeve 38, a wiring terminal group 4, a first wiring terminal 41, a second wiring terminal 42, a fixed contact 421, a contact rack 5, a folded sheet 51, a movable contact 6, a tongue sheet 61, a movable contact 62, a gear switch 7, a blocking sheet 71, a connecting sheet 72, a connecting shaft 8, a supporting plate 9 and an insulating ring 10.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

As shown in fig. 1 to 4, an embodiment of the present invention provides a liquid-expansion temperature controller with multi-stage display, including a support 1, an adjusting shaft 2, a power component assembly 3, a terminal group 4, a contact frame 5 and a movable contact 6, wherein the adjusting shaft 2 is rotatably disposed on the support 1, the liquid-expansion temperature controller further includes a gear switch 7, a connecting shaft 8 and a supporting plate 9, the support 1, the terminal group 4, the contact frame 5, the gear switch 7 and the supporting plate 9 are sequentially distributed on the connecting shaft 8 from top to bottom at intervals through an insulating ring 10, the movable contact 6 is disposed on the contact frame 5 and can be in contact connection with the terminal group 4, the gear switch 7 includes blocking pieces 71 sequentially distributed in a step shape on the connecting shaft 8 and connecting pieces 72 sequentially distributed in a step shape on the power component assembly 3, the connecting pieces 72 correspond to the blocking pieces 71 one another, the power member assembly 3 is disposed on the support plate 9.

Under the normal working state, the connection circuit of the connection terminal group 4 is normally conducted, the movable contact 6 is connected with the connection terminal group 4, but when the temperature is too high, the power component 3 senses the temperature change to provide power to push the contact frame 5 to move, the movable contact 6 arranged on the contact frame 5 can also move along with the contact frame 5, meanwhile, the movable contact 6 is deformed due to the power from the power component 3, at the moment, the movable contact 6 is disconnected with the connection terminal group 4, at the moment, the circuit is disconnected, and the effect of protecting the circuit is achieved. The power component assembly 3 can drive the connecting piece 72 to move in the working process, the blocking pieces 71 are distributed on the connecting shaft 8 in a step shape, the blocking pieces 71 are externally connected with a display, such as a display lamp, and the connecting pieces 72 can be sequentially communicated with the blocking pieces 71 when moving upwards, so that different temperature displays can be realized.

As a preferred embodiment, the blocking pieces 71 are four, the connecting pieces 72 are four, the four blocking pieces 72 are respectively connected with four displays, the power component 3 can drive the four connecting pieces 72 to be sequentially connected with the four blocking pieces 71 when moving, when the first blocking piece 71 is connected with the first connecting piece 72, the display works to correspond to one temperature, when the temperature rises, the power component 3 continues to drive the connecting pieces 72 to move to be sequentially connected with the blocking pieces 71, so that a plurality of different temperatures can be displayed, and a user can be better reminded.

The blocking pieces 71 and the connecting pieces 72 can be arranged in a plurality according to actual requirements. And contacts for communication are provided on the stopper 71 and the connecting piece 72.

Specifically, power part subassembly 3 includes temperature sensing section of thick bamboo 31, capillary 32, bearing plate 33, bellows 34 and push rod 35, temperature sensing section of thick bamboo 31 with capillary 32 communicates, capillary 32 end intercommunication bellows 34, bellows 34 sets up in backup pad 9, bearing plate 33 sets up on the connecting axle 8 and be located directly over bellows 34, bellows 34 can push against bearing plate 33, push rod 35 sets up on bearing plate 33 and pass movable contact 6 sets up on the contact frame 7. Furthermore, a connecting column 36 is arranged at the top of the bellows 34, a mounting plate 37 is arranged on the connecting column 36, and the connecting plate 72 in a step shape is fixedly arranged at the bottom of the mounting plate 37. The power component 3 is a sealed cavity formed by welding, and after the temperature sensing medium is filled into the cavity sealed by the temperature sensing cylinder 31, the capillary tube 32 and the diaphragm capsule 34, when the temperature sensing cylinder 31 senses the temperature, the temperature sensing medium inside expands or contracts, so that the diaphragm capsule 34 with elasticity generates displacement. After the temperature sensing cylinder 31 experiences higher temperature, make bellows 34 produce the displacement, drive connection piece 72 upwards displacement, connection piece 72 in proper order with separation blade 71 contact connection realizes that the circuit switches on to through the corresponding temperature of external display demonstration, when reacing certain temperature, spliced pole 36 pushes up the bottom of bearing plate 33, and drives bearing plate 33 upwards removes, drives push rod 35 rebound simultaneously under the effect of push rod 35, contact frame 5 also rebound for movable contact 6 take place deformation then with binding post group 4 disconnection. When the temperature is too low, the parts return to the original positions.

A protective sleeve 38 is arranged on the connecting column 36, and the protective sleeve 38 is located between the bellows 34 and the mounting plate 37. The protective sleeve 38 is a plastic sleeve.

In order to enable the connecting column 36 to better push the pressure bearing plate 33, a protrusion 331 is provided at the bottom of the pressure bearing plate 33, and the protrusion 331 is provided right above the connecting column 36.

In this embodiment, the connection terminal group 4 includes a first connection terminal 41 and a second connection terminal 42, the first connection terminal 41 is connected to the contact holder 5 and is connected to the second connection terminal 42 through a movable contact 6 disposed on the contact holder 5, a bent tongue piece 61 is disposed on the movable contact 6, a movable contact 62 is disposed at one end of the movable contact 6 close to the connection shaft 8, and one end of the movable contact 6 far from the connection shaft 8 is fixedly connected to the contact holder 5. The second connection terminal 42 is provided with a fixed contact 421, and the fixed contact 421 is located right below the movable contact 62. The tongue piece 61 deforms when being stressed to enable the movable contact 62 to be in contact with or disconnected from the fixed contact 421, and therefore the circuit is switched on or off.

When the installation, support 1, first binding post 41, contact frame 5, second binding post 42, a plurality of separation blade 71 and backup pad 9 passes through insulating ring 10 and from top to bottom interval distribution in proper order is in on the connecting axle 8, insulating ring 10 between support 1, first binding post 41, contact frame 5 and the second binding post 42 is the porcelain ring, insulating ring 10 between the separation blade 71 is the mica sheet, the separation blade 71 with insulating ring 10 between the backup pad 9 is the porcelain ring.

Furthermore, a folding piece 51 protruding upwards is arranged on the contact piece frame 5, the folding piece 51 is in contact connection with the adjusting shaft 2, and the tongue piece 61 is clamped on the folding piece 51. One end of the tongue piece 61 is integrally connected with the movable contact spring 6, the other end of the tongue piece is clamped at an interface on the folding piece 51 after being bent, the folding piece 51 also has certain elasticity after being bent, and the tongue piece 61 is deformed by different forces generated by pressing the folding piece 51 by the connecting shaft 2, namely different forces are adjusted, so that the temperature of the temperature controller can be adjusted.

In this embodiment, the bracket 1 is provided with a baffle 11, the adjusting shaft 2 is provided with a limiting piece 21, and the baffle 11 is arranged in the moving direction of the limiting piece 21. When the adjusting shaft 2 rotates, the limiting sheet 21 can be abutted to the baffle 11, and the adjusting shaft 2 cannot rotate at the moment, so that the temperature controller can be effectively prevented from losing efficacy, and a better protection effect is achieved.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.