CN109755071B

CN109755071B - Mechanical overtemperature alarm pressure temperature controller

Info

Publication number: CN109755071B
Application number: CN201910015312.2A
Authority: CN
Inventors: 季伟; 姚圣兵; 胡俊杰
Original assignee: Jiangsu Huishang Electrical Appliance Co ltd
Current assignee: Jiangsu Huishang Electrical Appliance Co ltd
Priority date: 2019-01-08
Filing date: 2019-01-08
Publication date: 2023-01-10
Anticipated expiration: 2039-01-08
Also published as: CN109755071A

Abstract

The invention discloses a mechanical overtemperature alarm pressure temperature controller, which relates to the technical field of mechanical temperature controllers and comprises a base mechanism, wherein an upper cover mechanism is arranged above the base mechanism, a temperature limiting mechanism is arranged in the base mechanism, and the upper cover mechanism comprises an upper shell, a pressure rod, a reset spring, a baffle, a first magnetic ring and a buckle groove. This mechanical type excess temperature warning pressure temperature controller, depression bar through setting up different length, it is different to make the compression capacity of control by temperature change spring when reaching different length depression bars and pressing down, thereby can make the device reach the purpose of adjusting different temperatures, through setting up the spacing groove, under the effect of end plate, can carry out the shutoff to the second through-hole of difference, can reach and make certain specific depression bar can press down with the purpose of temperature regulation, perhaps block all second through-holes, in order to reach the mesh that makes this temperature controller unusable, through setting up first magnetic ring and second magnetic ring, enable the depression bar to reach the purpose of auto-lock.

Description

Mechanical overtemperature alarm pressure temperature controller

Technical Field

The invention relates to the technical field of mechanical temperature controllers, in particular to a mechanical overtemperature alarm pressure temperature controller.

Background

The mechanical temperature controller has the advantages of low supply price, simple structure, convenient installation, long service life, high reliability and wide adjustable temperature range, is applied to household appliance enterprises such as refrigerators, freezers, water dispensers, cold drink machines, air conditioners, water heaters, deep fryer and the like, and along with the development of household appliance industries at home and abroad, the wide-application accessory product has better and better sales condition.

As shown in fig. 9, the high temperature principle of the existing mechanical over-temperature alarm pressure temperature controller generally adopts the knob to rotate to drive the eccentric wheel to rotate, the rotation of the eccentric wheel controls the tension of the temperature control spring, when the pressure in the temperature sensing tube is enough to overcome the tension of the temperature control spring, the contact actuation air conditioning circuit is switched on, the existing knob type mechanical temperature controller generally cannot limit the temperature adjustment, the user can adjust the temperature at will, the requirements of different occasions cannot be met, and therefore, the mechanical over-temperature alarm pressure temperature controller is provided to solve the problem.

Disclosure of Invention

The invention aims to provide a mechanical overtemperature alarm pressure temperature controller which has the advantage of preventing a user from randomly adjusting and solves the problem that the conventional mechanical overtemperature alarm temperature controller is not limited in adjustment.

In order to solve the technical problems, the invention provides the following technical scheme: the mechanical overtemperature alarm pressure temperature controller comprises a base mechanism, wherein an upper cover mechanism is arranged above the base mechanism, a temperature limiting mechanism is arranged inside the base mechanism, and the upper cover mechanism comprises an upper shell, a pressure rod, a reset spring, a baffle, a first magnetic ring and a buckling groove.

The base mechanism comprises a base body, a first cavity, a first through hole, a second magnetic ring, a second cavity, a sliding block, a temperature control spring, a movable plate, a sliding rail, a limiting plate and a lock catch, and the temperature limiting mechanism comprises a temperature limiting plate, a second through hole and a limiting groove.

Furthermore, the depression bars that the equidistance was arranged are placed to the top of going up the casing, and the bottom of depression bar runs through the casing and extends to the inside of casing, every the surface of depression bar all overlaps and is equipped with reset spring, reset spring's top and the bottom surface fixed connection of depression bar, and reset spring's bottom and the last fixed surface of last casing are connected, every the equal fixedly connected with baffle of surface of depression bar, and the upper surface of baffle contacts with the interior roof of last casing.

Through adopting above-mentioned technical scheme, press downwards through the depression bar, reach and make the depression bar bottom force the shrink of control by temperature change spring to reach the purpose that carries out pressure adjustment to mechanical type pressure temperature controller, through setting up reset spring, can be when need not carrying out this temperature setting, enable the depression bar and keep away from control by temperature change spring, thereby make control by temperature change spring reset.

Furthermore, a first cavity is formed in the front upper portion of the base body, a second cavity is formed in the base body and located below the first cavity, first through holes are formed in the middle of the upper surface of the base body and arranged equidistantly, the first cavity is communicated with the second cavity through the first through holes, slide rails are fixedly connected to the inner side wall of the second cavity, each slide rail is provided with a sliding block matched with the slide rail in an equal clamping mode in the inner portion, a movable plate is placed in the second cavity, the outer side face of the movable plate is fixedly connected with one side face, away from the slide rail, of the sliding block, and a temperature control spring is fixedly connected to the middle of the bottom face of the movable plate.

Through adopting above-mentioned technical scheme, through setting up first cavity, can make things convenient for the business turn over of temperature-limiting plate, through setting up first through-hole, enable depression bar up-and-down motion, through setting up slider and slide rail, enable fly leaf parallel motion to prevent that its slope from leading to the temperature control spring atress uneven, and make temperature regulation inaccurate.

Further, the temperature limiting plate with first cavity looks adaptation is placed to the inside of first cavity, the second through-hole with first through-hole looks adaptation is seted up to the upper surface of temperature limiting plate, the spacing groove that the equidistance was arranged is seted up to the upper surface of temperature limiting plate, and spacing groove and second through-hole one-to-one, every the spacing groove all is the plum blossom form, and the inside of spacing groove placed with the end plug board of spacing groove looks adaptation.

Through adopting above-mentioned technical scheme, through setting up the spacing groove, under the effect of end plug board, can carry out the shutoff to the second through-hole of difference, can reach and make certain specific depression bar can press down with temperature regulation's purpose, perhaps carry out the shutoff to all second through-holes to reach the mesh that makes this temperature controller unusable.

Further, the lateral surface fixedly connected with hasp of pedestal, go up the lateral surface of casing and offer the catching groove with hasp looks adaptation, and the hasp joint is in the inside of catching groove, the lateral surface fixedly connected with of pedestal and the limiting plate of pedestal looks adaptation, the limiting plate is located the below of hasp, and the upper surface of the bottom surface of going up the casing and limiting plate contacts.

Through adopting above-mentioned technical scheme, through setting up the hasp, enable to go up behind casing and the pedestal lock, lock last casing, in order to prevent that the user from taking out the casing at will, the position of the inside plug board of random change temperature limiting plate, in order to reach the purpose of temperature regulation at will, through setting up the limiting plate, can be to going up when casing and pedestal looks lock, carry on spacingly to the stroke of last casing, it is excessive to prevent to go up the coincidence when casing is connected with the pedestal, thereby lead to the stroke change of depression bar, so as to cause this temperature controller temperature regulation inaccuracy.

Furthermore, the bottom surface of each baffle is fixedly connected with a first magnetic ring, and the upper surface of each first through hole is fixedly connected with a second magnetic ring matched with the first magnetic ring.

By adopting the technical scheme, the first magnetic ring and the second magnetic ring are arranged, so that the pressing rod which is pressed downwards can be kept in a pressing state, and the purpose of self-locking is achieved.

Furthermore, the number of the pressing rods is three, the horizontal planes where the bottom surfaces of the three pressing rods are located are not on the same horizontal plane, and the horizontal planes where the upper surfaces of the three pressing rods are located are on the same horizontal plane.

By adopting the technical scheme, the compression amount of the temperature control spring is different when the compression rods with different lengths are arranged and the compression rods with different lengths are pressed downwards, so that the device can achieve the purpose of adjusting different temperatures.

Compared with the prior art, the mechanical overtemperature alarm pressure temperature controller has the following beneficial effects:

1. the temperature controller can achieve the purpose of adjusting different temperatures by arranging the pressure rods with different lengths and enabling the compression amounts of the temperature control spring to be different when the pressure rods with different lengths are pressed downwards, and can achieve the purpose of adjusting different temperatures by arranging the limiting groove, plugging different second through holes under the action of the plugging plate, enabling a certain specific pressure rod to be pressed downwards to adjust the temperature, or plugging all the second through holes to achieve the purpose of making the temperature controller unusable.

2. The temperature limiting plate can be locked by arranging the first cavity, so that a user can be prevented from randomly drawing out the temperature limiting plate to randomly change the position of the plug plate to randomly adjust the temperature, the aim of controlling the temperature controller to prevent random adjustment can be achieved, the downward pressing rod can be kept in a downward pressing state by arranging the first magnetic ring and the second magnetic ring to achieve the aim of self locking, and the movable plate can move in parallel under the action of the sliding block by arranging the sliding rail to prevent the temperature control spring from being stressed unevenly due to inclination of the movable plate, so that the temperature is not accurately adjusted.

Drawings

FIG. 1 is an exploded view of the base unit of the present invention;

FIG. 2 is an assembly view of the base mechanism of the present invention;

FIG. 3 is a cross-sectional view of an assembly view of the base unit of the present invention;

FIG. 4 is a cross-sectional view of a front view of the cover mechanism of the present invention;

FIG. 5 is a cross-sectional view of a front view of the base unit of the present invention;

FIG. 6 is a bottom view of the base mechanism of the present invention;

FIG. 7 is a perspective view of the temperature limiting mechanism of the present invention;

fig. 8 is a perspective view of a blanking panel of the present invention;

fig. 9 is a working schematic diagram of a mechanical pressure thermostat.

In the figure: 1-temperature limiting mechanism, 101-temperature limiting plate, 102-second through hole, 103-limiting groove, 2-upper cover mechanism, 201-upper shell, 202-pressure rod, 203-reset spring, 204-baffle, 205-first magnetic ring, 206-buckle groove, 3-base mechanism, 301-base body, 302-first cavity, 303-first through hole, 304-second magnetic ring, 305-second cavity, 306-slide block, 307-temperature control spring, 308-movable plate, 309-slide rail, 310-limiting plate, 311-buckle and 4-plug plate.

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.

Referring to fig. 1-9, the present invention provides a technical solution: the utility model provides a mechanical type excess temperature warning pressure temperature controller, includes base mechanism 3, and the top of base mechanism 3 is provided with upper cover mechanism 2, and the inside of base mechanism 3 is provided with limit for temperature mechanism 1, and upper cover mechanism 2 includes casing 201, depression bar 202, reset spring 203, baffle 204, first magnetic ring 205 and catching groove 206.

The base mechanism 3 includes a base body 301, a first cavity 302, a first through hole 303, a second magnetic ring 304, a second cavity 305, a slider 306, a temperature control spring 307, a movable plate 308, a slide rail 309, a limit plate 310 and a lock 311, and the temperature limiting mechanism 1 includes a temperature limit plate 101, a second through hole 102 and a limit groove 103.

Further, the pressing rods 202 arranged equidistantly are placed above the upper shell 201, the bottom ends of the pressing rods 202 penetrate through the upper shell 201 and extend to the inside of the upper shell 201, the outer surface of each pressing rod 202 is sleeved with the return spring 203, the top end of each return spring 203 is fixedly connected with the bottom surface of each pressing rod 202, the bottom end of each return spring 203 is fixedly connected with the upper surface of the upper shell 201, the outer surface of each pressing rod 202 is fixedly connected with the baffle 204, the upper surface of the baffle 204 is in contact with the inner top wall of the upper shell 201, the pressing rods 202 press downwards, the temperature control springs 307 are forced to contract by the bottoms of the pressing rods 202, the purpose of pressure adjustment of the mechanical pressure temperature controller is achieved, the return springs 203 are arranged, the pressing rods 202 can be far away from the temperature control springs 307 when the temperature is not required to be set, and the temperature control springs 307 are reset.

Further, a first cavity 302 is formed in the upper portion of the front surface of the seat body 301, a second cavity 305 is formed in the seat body 301, the second cavity 305 is located below the first cavity 302, first through holes 303 arranged at equal intervals are formed in the middle of the upper surface of the seat body 301, the first cavity 302 is communicated with the second cavity 305 through the first through holes 303, slide rails 309 are fixedly connected to the inner side wall of the second cavity 305, sliders 306 matched with the slide rails 309 are clamped in the slide rails 309, a movable plate 308 is placed in the second cavity 305, the outer side surface of the movable plate 308 is fixedly connected with one side surface of the slider 306 far away from the slide rails 309, a temperature control spring 307 is fixedly connected to the middle of the bottom surface of the movable plate 308, the temperature limiting plate 101 can conveniently enter and exit through the first cavity 302, the pressure lever 202 can move up and down through the first through holes 303, the movable plate 308 can move in parallel through the slide rails 306 and the slide rails 309, and the temperature control spring 307 is prevented from being stressed unevenly due to inclination, and temperature adjustment is not accurate.

Further, the limit for temperature board 101 with first cavity 302 looks adaptation has been placed to the inside of first cavity 302, limit for temperature board 101 the upper surface offer with the second through-hole 102 of first through-hole 303 looks adaptation, the spacing groove 103 that the equidistance was arranged is offered to the upper surface of limit for temperature board 101, and spacing groove 103 and second through-hole 102 one-to-one, every spacing groove 103 all is the plum blossom form, and the inside of spacing groove 103 has placed the end plug board 4 with spacing groove 103 looks adaptation, through setting up spacing groove 103, under the effect of end plug board 4, can block different second through-hole 102, can reach and make certain specific depression bar 202 can press down with the mesh of temperature regulation, perhaps block all second through-holes 102, in order to reach the mesh that makes this unable temperature controller of this.

Further, the lateral surface fixedly connected with hasp 311 of pedestal 301, the catching groove 206 with hasp 311 looks adaptation is seted up to the lateral surface of going up casing 201, and hasp 311 joint is in the inside of catching groove 206, the lateral surface fixedly connected with of pedestal 301 and the limiting plate 310 of pedestal 301 looks adaptation, limiting plate 310 is located the below of hasp 311, and the bottom surface of going up casing 201 contacts with the upper surface of limiting plate 310, through setting up hasp 311, enable to go up casing 201 and pedestal 301 lock the back, lock last casing 201, in order to prevent that the user from taking out last casing 201 at will, the inside plug board 4's of temperature limiting plate 101 position of random change, in order to reach the purpose of random temperature regulation, through setting up limiting plate 310, can be when going up casing 201 and pedestal 301 looks buckling, carry on spacingly to the stroke of last casing 201, in order to prevent that coincidence excess when going up casing 201 and pedestal 301 are connected, thereby lead to the stroke change of depression bar 202, in order to cause this temperature controller to adjust the temperature inaccuracy.

Furthermore, the bottom surface of each baffle 204 is fixedly connected with a first magnetic ring 205, the upper surface of each first through hole 303 is fixedly connected with a second magnetic ring 304 matched with the first magnetic ring 205, and the first magnetic ring 205 and the second magnetic ring 304 are arranged to enable the pressing rod 202 pressed downwards to keep a pressing state, so that the purpose of self-locking is achieved.

Furthermore, the number of the pressing rods 202 is three, the horizontal planes of the bottom surfaces of the three pressing rods 202 are not on the same horizontal plane, the horizontal planes of the upper surfaces of the three pressing rods 202 are on the same horizontal plane, and the pressing rods 202 with different lengths can achieve different compression amounts of the temperature control spring 307 when the pressing rods 202 with different lengths press downwards, so that the device can achieve the purpose of adjusting different temperatures.

The temperature control spring 307 of the present invention is a known technology widely used in daily life, and the temperature control spring 307 is a spring for adjusting pressure inside the mechanical pressure thermostat.

When the temperature-control plug plate is used, the pressure lever 202 is pressed downwards, the return spring 203 contracts at the moment, the pressure lever 202 carries the baffle plate 204 and the first magnetic ring 205 to move downwards, the pressure lever 202 moving downwards sequentially penetrates through the first through hole 303 and the second through hole 102 to be in contact with the upper surface of the movable plate 308, the movable plate 308 moves downwards continuously at the moment, the temperature-control spring 307 is forced to contract to achieve the purpose of adjusting the temperature, when the pressure lever 202 moves downwards to the limit state, the first magnetic ring 205 and the second magnetic ring 304 are attracted, the pressure lever can keep the pressing state without applying external force to the pressure lever 202 at the moment, the temperature-control spring 307 keeps the corresponding contraction state, when the pressure levers 202 with different lengths are pressed downwards, the temperature-control spring 307 can be in different contraction states to achieve the purpose of adjusting different temperatures, when a certain temperature does not need to be adjusted, the upper shell 201 is separated from the seat body 301 at the moment, the temperature-control plate 101 is drawn out, the corresponding limit groove 103 is placed with the plug plate 4, then the temperature-control plate 101 is inserted into the first cavity 302, the upper shell 201 is buckled with the seat body 301, when the pressure lever 202 presses downwards, the pressure lever 202 to achieve the purpose of adjusting the temperature, and the purpose of adjusting the pressure lever can not to move downwards.

In the description of the present invention, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. It is noted that, herein, relational terms such as "first," "second," and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mechanical type excess temperature alarm pressure temperature controller, includes base mechanism (3), the top of base mechanism (3) is provided with upper cover mechanism (2), the inside of base mechanism (3) is provided with limit for temperature mechanism (1), its characterized in that: the upper cover mechanism (2) comprises an upper shell (201), pressing rods (202), reset springs (203), a baffle plate (204), a first magnetic ring (205) and a buckling groove (206), wherein the pressing rods (202) are arranged equidistantly above the upper shell (201), the bottom ends of the pressing rods (202) penetrate through the upper shell (201) and extend into the upper shell (201), the reset springs (203) are sleeved on the outer surface of each pressing rod (202), the top ends of the reset springs (203) are fixedly connected with the bottom surfaces of the pressing rods (202), the bottom ends of the reset springs (203) are fixedly connected with the upper surface of the upper shell (201), the baffle plate (204) is fixedly connected to the outer surface of each pressing rod (202), and the upper surface of the baffle plate (204) is in contact with the inner top wall of the upper shell (201);

the base mechanism (3) comprises a base body (301), a first cavity (302), a first through hole (303), a second magnetic ring (304), a second cavity (305), a sliding block (306), a temperature control spring (307), a movable plate (308), a sliding rail (309), a limiting plate (310) and a lock catch (311), wherein the first cavity (302) is formed in the upper portion of the front surface of the base body (301), the second cavity (305) is formed in the base body (301), the second cavity (305) is located below the first cavity (302), the first through holes (303) which are arranged at equal intervals are formed in the middle of the upper surface of the base body (301), the first cavity (302) is communicated with the second cavity (305) through the first through hole (303), the sliding rail (309) is fixedly connected to the inner side wall of the second cavity (305), the sliding block (306) which is matched with the sliding rail (309) is clamped in the sliding rail (309) in the inner part of each sliding rail (309), the movable plate (308) is placed in the second cavity, the outer side surface of the movable plate (308) is far away from the sliding block (306), and one side surface of the fixed spring (309) is connected to the bottom surface of the movable plate (309);

temperature limiting mechanism (1) is including temperature limiting plate (101), second through-hole (102) and spacing groove (103), spacing groove (103) that the equidistance was arranged are seted up to the upper surface of temperature limiting plate (101), and spacing groove (103) and second through-hole (102) one-to-one, every spacing groove (103) all are the plum blossom form, and plug board (4) with spacing groove (103) looks adaptation are placed to the inside of spacing groove (103).

2. The mechanical over-temperature alarm pressure thermostat of claim 1, characterized in that: the temperature limiting plate (101) matched with the first cavity (302) is placed in the first cavity (302), and the second through hole (102) matched with the first through hole (303) is formed in the upper surface of the temperature limiting plate (101).

3. The mechanical over-temperature alarm pressure thermostat of claim 1, characterized in that: lateral surface fixedly connected with hasp (311) of pedestal (301), go up the lateral surface of casing (201) and offer catching groove (206) with hasp (311) looks adaptation, and hasp (311) joint is in the inside of catching groove (206), lateral surface fixedly connected with of pedestal (301) and limiting plate (310) of pedestal (301) looks adaptation, limiting plate (310) are located the below of hasp (311), and the upper surface of the bottom surface of last casing (201) and limiting plate (310) contacts.

4. The mechanical over-temperature alarm pressure thermostat of claim 1, characterized in that: the bottom surface of each baffle (204) is fixedly connected with a first magnetic ring (205), and the upper surface of each first through hole (303) is fixedly connected with a second magnetic ring (304) matched with the first magnetic ring (205).

5. The mechanical over-temperature alarm pressure thermostat of claim 1, characterized in that: the number of the pressing rods (202) is three, the horizontal planes of the bottom surfaces of the three pressing rods (202) are not on the same horizontal plane, and the horizontal planes of the upper surfaces of the three pressing rods (202) are on the same horizontal plane.