CN215578355U

CN215578355U - Large current liquid expansion type temperature controller

Info

Publication number: CN215578355U
Application number: CN202121776898.3U
Authority: CN
Inventors: 朱洲阳; 邱基振
Original assignee: Foshan Jiulong Machine Co ltd
Current assignee: Foshan Jiulong Machine Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-01-18
Anticipated expiration: 2031-07-30

Abstract

The utility model discloses a large-current liquid expansion type temperature controller which comprises a temperature controller main body, wherein the temperature controller main body comprises an adjusting shaft assembly, a partition plate, a support, a movable contact piece, a terminal assembly, a fastening clamp, a limiting piece, a plate spring, a power piece assembly, a bottom cover and a body, a mounting groove is formed in the body, a terminal is arranged on the mounting groove, a contact piece frame matched with the terminal is arranged on the terminal, and a plurality of screws used for fixing the terminal and the contact piece frame are arranged at the bottom of the body. The body is provided with the screw, and the screw is in threaded fastening connection with the contact rack, so that compared with clamping and fastening in the prior art, the contact rack can effectively improve the tightness among the contact rack, the terminal and the body, and effectively avoid falling off.

Description

Large current liquid expansion type temperature controller

Technical Field

The utility model relates to the technical field of temperature controller components, in particular to a high-current liquid expansion type temperature controller.

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.

Application No.: 201920853012.7, the novel large current liquid expansion temperature controller comprises a body, a bottom cover, a power component, a support, an adjusting shaft, a terminal component and a movable contact piece, wherein the bottom cover is covered with the body, the power component is arranged between the body and the bottom cover, the support is arranged at the top of the body, the adjusting shaft penetrates through the support and is arranged on the body, the terminal component is arranged on the body, the novel large current liquid expansion temperature controller also comprises a contact piece frame, the terminal component comprises a first connecting terminal and a second connecting terminal, the first connecting terminal is riveted on the body, the first connecting terminal is tightly attached to the contact piece frame and the movable contact piece, and the second connecting terminal is connected to the body in a buckling manner;

when the temperature controller is actually used, the contact is realized only through the clamping force between the body and the bottom cover between the terminal and the body, so that the contact plate frame between the body and the fastening clamp is easily separated from the terminal in the long-time use process, and the equipment cannot be used.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems in the prior art and provides a high-current liquid expansion type temperature controller.

In order to achieve the purpose, the utility model adopts the following technical scheme:

heavy current liquid expanding temperature controller, including the temperature controller main part, the temperature controller main part includes regulating shaft subassembly, baffle, support, movable contact spring, terminal subassembly, fastening clamp, spacing piece, leaf spring, power component subassembly, bottom and body constitution, the mounting groove has been seted up on the body, be provided with the terminal on the mounting groove, be provided with complex contact frame with it on the terminal, the body bottom is provided with a plurality of screws that are used for fixed terminal and contact frame.

Preferably, the end surface of the body, which is positioned on two sides of the mounting groove, is obliquely arranged, and the end surface of the bottom cover, which is matched with the mounting groove, is obliquely arranged.

Preferably, the terminal is provided with a threaded opening matched with the screw, and the bottom in the mounting groove is provided with a matching hole matched with the screw.

Preferably, the terminal upper surface is provided with a plurality of protruding posts that are used for fixing a position anti-drop, set up a plurality of with protruding post looks adaptation location mouth on the contact frame.

Preferably, the body adopts the ceramic material of preapring for an unfavorable turn of events shape, terminal thickness is not less than 1.2 mm.

Preferably, the thickness of the movable contact piece is not less than 0.22mm, the width is not less than 11.5mm, and the outer diameter of the contact is not less than 4.5 mm.

Preferably, the movable contact piece, the contact piece frame and the terminal contact surface are connected by screws.

Compared with the prior art, the utility model has the beneficial effects that:

1. through set up the screw on the body, carry out screw thread fastening through screw and terminal and be connected, compare prior art's centre gripping fastening, can effectively improve inseparable power between contact frame, terminal, the body, effectively avoid droing.

2. The body adopts the ceramic material of preapring for an unfavorable turn of events shape, can effectively prevent to produce when the pressurized and warp to can realize insulation protection's effect, and the slope setting is personally submitted to the cooperation between body and the bottom, effectively improves the degree of agreeing with between body and the bottom.

3. Set up protruding post and location mouth between terminal and the contact frame, can guarantee the location effect when the installation, also can prevent the landing after the installation, conveniently install.

Drawings

Fig. 1 is a schematic diagram of an explosion structure of a large-current liquid-expansion temperature controller provided by the utility model;

FIG. 2 is a schematic structural diagram of a body of the large current liquid-expansion temperature controller according to the present invention;

FIG. 3 is a general assembly diagram of the main body of the large current liquid-expansion temperature controller according to the present invention;

fig. 4 is a cross-sectional view of the main body of the large current liquid-expansion thermostat according to the present invention.

In the figure: the device comprises an adjusting shaft assembly 1, a partition plate 2, a support 3, a screw 4, a body 5, a mounting groove 51, a matching hole 52, a terminal 6, a threaded opening 61, a protruding column 62, a contact rack 7, a movable contact 8, a terminal assembly 9, a fastening clamp 10, a limiting piece 11, a plate spring 12, a power element assembly 13 and a bottom cover 14.

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 embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

Referring to fig. 1-4, the large current liquid expansion type temperature controller comprises a temperature controller main body, the temperature controller main body comprises a regulating shaft assembly 1, a partition plate 2, a bracket 3, a movable contact piece 8, a terminal assembly 9, a fastening clip 10, a limiting piece 11, a plate spring 12, a power piece assembly 13, a bottom cover 14 and a body 5, the structure is the prior art, the connection relationship and the matching relationship are the prior art, details are not repeated herein, wherein the bottom cover 14 can be made of PBT/PA66, the bottom cover is provided with a heat dissipation hole, the area of the heat dissipation hole is not less than 5mm, the body 5 is provided with a mounting groove 51, the mounting groove 51 is provided with a terminal 6, the terminal 6 can be made of copper, alloy and other materials, the ceramic can also be provided with a heat dissipation hole terminal 6, the contact frame 7 matched with the heat dissipation hole terminal 6 is arranged on the ceramic, the bottom of the body 5 is provided with a plurality of screws 4 for fixing the terminal 6 and the contact frame 7, wherein the screws 4 realize the connection of the contact frame 7, The terminal 6 and the body 5 are fastened and connected, and the contact between the contact frame 7, the terminal 6 and the body 5 can be prevented from falling off through the connection of the screw 4, so that the normal operation of the equipment is ensured.

Further, the 5 terminal surfaces of body that are located mounting groove 51 both sides are the slope setting, be the slope setting with the bottom 14 terminal surface of mounting groove 51 looks adaptation, the slope setting is personally submitted to the cooperation end between body 5 and the bottom 14, can make when installing, can improve the degree of agreeing with between body 5 and the bottom 14, and when the atress, can effectual adversity disperse each position and bear, improve its pressure, body 5 adopts the ceramic material of preapring for an unfavorable turn of events shape, adopt ceramic material, can effectively prevent to produce when the pressurized and warp, and can realize insulating effect, ceramic body 5 can be equipped with the louvre.

Furthermore, a threaded opening 61 matched with the screw 4 is formed in the terminal 6, a matching hole 52 matched with the screw 4 is formed in the bottom of the mounting groove 51, a plurality of anti-falling protruding columns 62 are arranged on the upper surface of the terminal 6, a plurality of positioning openings matched with the protruding columns 62 are formed in the contact rack 7, when the contact rack is mounted, the protruding columns 62 arranged on the surface of the terminal 6 can realize positioning of the contact rack 7 during mounting, so that the contact rack 7 is accurately matched with the terminal 6, and after the contact rack is mounted, the protruding columns 62 sink into the positioning openings to realize a limiting effect, so that the separation of the terminal 6 and the contact rack 7 is avoided, and the terminal 6 is prevented from falling off;

it is worth noting that the contact surfaces of the movable contact piece 8, the contact piece frame 7 and the terminal 6 are connected by screws, and the size of each part is limited, including the thickness of the terminal 6 is not less than 1.2mm, the thickness of the movable contact piece 8 is not less than 0.22mm, the width is not less than 11.5mm, and the outer diameter of the contact is not less than 4.5 mm.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. Heavy current liquid expanding temperature controller, including the temperature controller main part, the temperature controller main part includes regulating shaft subassembly (1), baffle (2), support (3), movable contact spring (8), terminal subassembly (9), fastening clamp (10), spacing piece (11), leaf spring (12), power spare subassembly (13), bottom (14) and body (5) are constituteed, its characterized in that, mounting groove (51) have been seted up on body (5), be provided with terminal (6) on mounting groove (51), be provided with complex contact frame (7) with it on terminal (6), body (5) bottom is provided with a plurality of screws (4) that are used for fixed terminal (6) and contact frame (7).

2. A large current expansion temperature controller according to claim 1, wherein the end surface of the main body (5) at both sides of the mounting groove (51) is inclined, and the end surface of the bottom cover (14) matching with the mounting groove (51) is inclined.

3. A large-current liquid-expansion type temperature controller according to claim 1, wherein the terminal (6) is provided with a threaded opening (61) adapted to the screw (4), and the bottom of the mounting groove (51) is provided with a matching hole (52) adapted to the screw (4).

4. A large-current liquid-expansion type temperature controller according to claim 1, wherein the upper surface of the terminal (6) is provided with a plurality of protruding columns (62) for positioning and preventing falling off, and the contact holder (7) is provided with a plurality of positioning openings matched with the protruding columns (62).

5. A large current swelling temperature controller according to claim 1, wherein said body (5) is made of deformation-resistant ceramic material, and said terminal (6) has a thickness not less than 1.2 mm.

6. A large current swelling temperature controller according to claim 1, wherein said moving contact (8) has a thickness not less than 0.22mm, a width not less than 11.5mm, and a contact outer diameter not less than 4.5 mm.

7. A large current swelling temperature controller according to claim 1, wherein said moving contact (8), contact holder (7) and contact surface of terminal (6) are all connected by screw.