CN210223895U - Large-current plug-in type temperature controller - Google Patents

Abstract

The utility model belongs to the technical field of the temperature controller, especially, be a bayonet temperature controller of heavy current, including casing and connecting seat, the side fixedly connected with connecting seat of casing, the side sliding connection of connecting seat has first probe rod, the inner wall sliding connection of first probe rod has the second probe rod, the inner wall sliding connection of second probe rod has the third probe rod. The utility model discloses a casing that sets up plays the effect of protection to the control by temperature change main part, avoided dust and water to drop the use that influences the control by temperature change main part, through the first probe rod that sets up, second probe rod and third probe rod make can adjust the detection according to the degree of depth of required detection target, make the probing result more accurate detailed, improve and measure the accuracy, the push pedal through setting up makes, simple more swift when inserting and extracting, avoided leading to extracting the degree of difficulty improvement because of inserting deeply, even because the dynamics control does not lead to the device well to take place to damage.

Description

Large-current plug-in type temperature controller

Technical Field

The utility model relates to a temperature controller technical field specifically is a bayonet temperature controller of heavy current.

Background

The thermostat is a series of automatic control elements which are physically deformed in a switch according to the temperature change of a working environment to generate certain special effects and generate on or off actions, and a thermostat which inserts a large current is called a large-current plug-in thermostat.

However, the existing temperature controller has the following problems:

1. the insertion depth of the probe cannot be adjusted during insertion, so that the probe cannot be inserted into a target to be detected easily, and the measurement result is influenced;

2. need hand-carried instrument when reseing to bimetallic strip to reset it, because of the equipment volume that resets is less, easily because of forgetting or losing and lead to unable reseing, lead to the device unable operation.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a plug-in temperature controller of heavy current has solved the degree of depth and has leaded to the measuring result to take place the skew inadequately, and need hand-carry the problem of the equipment that resets when resetting.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a large-current inserting type temperature controller comprises a shell and a connecting seat, wherein the connecting seat is fixedly connected to the side edge of the shell, a first probe rod is slidably connected to the side edge of the connecting seat, a second probe rod is slidably connected to the inner wall of the first probe rod, a third probe rod is slidably connected to the inner wall of the second probe rod, the side edge of the third probe rod is fixedly connected with the connecting seat, a probe is fixedly connected to the side edge of the first probe rod, a limiting plate is fixedly connected to the front surface of the shell, a limiting sliding groove is formed in the front surface of the limiting plate, a limiting sliding block is slidably connected to the inner wall of the limiting sliding groove, a limiting sliding plate is fixedly connected to the front surface of the limiting sliding block, a connecting rod is fixedly connected to the front surface of the connecting rod, a push plate is fixedly connected to the front surface of the connecting rod, the inside wall fixedly connected with control by temperature change main part of casing, the interior diapire fixedly connected with protection box of casing.

As a preferred technical scheme of the utility model, the first fixed plate of inside wall fixedly connected with of second probe rod, the first fixed spring of top fixedly connected with of first fixed plate, the first bolt of top fixedly connected with of first fixed spring, first jack has been seted up at the top of first probe rod, first bolt and first jack sliding connection, the inside wall fixedly connected with second fixed plate of third probe rod, the top fixedly connected with second fixed spring of second fixed plate, second fixed spring's top fixedly connected with second bolt, the second jack has been seted up at the top of second probe rod, second bolt and second jack sliding connection.

As a preferred technical scheme of the utility model, the bottom fixedly connected with friction pad of spacing seat, the positive fixedly connected with spliced pole of spacing seat, the bottom fixedly connected with extension spring of spliced pole.

As a preferred technical proposal of the utility model, the inner side wall of the protection box is fixedly connected with a fixed column, the side edge of the fixed column is fixedly connected with a bimetallic strip, the bottom of the bimetallic strip is fixedly connected with a push rod, the inner side wall of the protection box is fixedly connected with a limiting rod, the end part of the push rod penetrates through the limiting rod and is connected with a first contact piece, the inner side wall of the protection box is fixedly connected with a first fixed seat, the first contact piece is fixedly connected with the first fixed seat through a rivet, the inner side wall of the protection box is fixedly connected with a second fixed seat which is fixedly connected with a second contact piece through a rivet, the bottom fixedly connected with first contact of second contact, the top of first contact is connected with the second contact for the fixed position of first contact, the bottom through connection of protection box has reset button.

As a preferred technical scheme of the utility model, the side fixedly connected with of protection box is advanced line head, advance line head and control by temperature change main part fixed connection, the opposite side fixedly connected with leading-out terminal of protection box, the side fixedly connected with power connecting wire of leading-out terminal.

As an optimal technical scheme of the utility model, the top of casing is rotated through the hinge and is connected with the shell door, the top fixedly connected with inserted sheet of shell door, the bottom fixedly connected with inserted block of casing.

(III) advantageous effects

Compared with the prior art, the utility model provides a bayonet temperature controller of heavy current possesses following beneficial effect:

1. this plug-in temperature controller of heavy current, the effect of protection is played the control by temperature change main part through the casing that sets up, the use of influence control by temperature change main part has been avoided dust and water to drop, through the first probe rod that sets up, second probe rod and third probe rod make can adjust the detection according to the degree of depth of required exploration target, make the probing result more accurate detailed, improve and measure the accuracy, make through the push pedal that sets up, simple more swift when inserting and extracting, avoided leading to extracting the degree of difficulty improvement because of inserting deeply, even because the dynamics control does not lead to the device to take place to damage well.

2. This bayonet temperature controller of heavy current makes through bimetallic strip, push rod, first contact and the second contact that sets up can control whole device and break off when the temperature of control by temperature change main part is too high, has avoided the high temperature to lead to the device to take place to damage, causes the unnecessary loss, through the reset button that sets up for can be free reset under the condition that the disconnection back temperature reduces, make carrying out work that the device can continue.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the housing of the present invention;

FIG. 3 is a schematic structural view of the protection box of the present invention;

FIG. 4 is a schematic view of the connection between the limiting plate and the pushing plate of the present invention;

fig. 5 is a cross-sectional view of a first probe of the present invention;

fig. 6 is an enlarged schematic view of the area a in fig. 1 according to the present invention.

In the figure: 1. a housing; 2. a connecting seat; 3. a first probe rod; 4. a second probe rod; 5. a first fixing plate; 6. a first fixed spring; 7. a first latch; 8. a first jack; 9. a third probe rod; 10. a second fixing plate; 11. a second fixed spring; 12. a second bolt; 13. a second jack; 14. a probe; 15. a limiting plate; 16. a limiting chute; 17. a limiting slide block; 18. a limiting sliding plate; 19. a connecting rod; 20. pushing the plate; 21. a limiting frame; 22. a limiting seat; 23. a friction pad; 24. connecting columns; 25. a tension spring; 26. a temperature control main body; 27. a protection box; 28. a shell door; 29. inserting sheets; 30. inserting a block; 31. fixing a column; 32. a bimetal; 33. a push rod; 34. a limiting rod; 35. a first contact piece; 36. a first fixed seat; 37. a second fixed seat; 38. a second contact piece; 39. a first contact; 40. a second contact; 41. a reset button; 42. a wire inlet head; 43. a wire outlet head; 44. and a power supply connecting wire.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-6, the present invention provides the following technical solutions: a large-current plug-in temperature controller comprises a shell 1 and a connecting seat 2, the side of the shell 1 is fixedly connected with the connecting seat 2, the side of the connecting seat 2 is slidably connected with a first probe rod 3, the inner wall of the first probe rod 3 is slidably connected with a second probe rod 4, the inner wall of the second probe rod 4 is slidably connected with a third probe rod 9, the side of the third probe rod 9 is fixedly connected with the connecting seat 2, the side of the first probe rod 3 is fixedly connected with a probe 14, the front of the shell 1 is fixedly connected with a limiting plate 15, the front of the limiting plate 15 is provided with a limiting chute 16, the inner wall of the limiting chute 16 is slidably connected with a limiting slide block 17, the front of the limiting slide block 17 is fixedly connected with a limiting slide plate 18, the front of the limiting slide plate 18 is fixedly connected with a connecting rod 19, the front of the connecting rod 19 is fixedly connected with a push plate 20, the inner side wall of the shell 1 is fixedly connected with a temperature control main body 26, and the inner bottom wall of the shell 1 is fixedly connected with a protection box 27.

In the embodiment, the shell 1 protects the protection box 27 and the temperature control main body 26, thereby avoiding the damage of electronic parts caused by water or dust entering when the electronic parts are directly exposed in the air, the device to be inserted is inserted through the first probe rod 3, the second probe rod 4, the third probe rod 9, the probe 14 and the push plate 20, so that the depth can be adjusted according to the required detection depth, the measurement result is not accurate enough because the detection target can not be contacted, the protection box 27 plays a role in protecting the operation of the whole device, avoids burning out electronic parts in the device due to overhigh temperature, when the push plate 20 slides, the limit slide block 17 slides on the inner wall of the limit slide groove 16, so as to drive the limit slide plate 18 to slide, the connecting rod 19 is then carried along by the limit slide 18 so that the push plate 20 can slide on the surface of the housing 1.

Specifically, the first fixed plate 5 of inside wall fixedly connected with of second probe rod 4, the first fixed spring 6 of top fixedly connected with of first fixed plate 5, the first bolt 7 of top fixedly connected with of first fixed spring 6, first jack 8 has been seted up at the top of first probe rod 3, first bolt 7 and 8 sliding connection of first jack, the inside wall fixedly connected with second fixed plate 10 of third probe rod 9, the top fixedly connected with second fixed spring 11 of second fixed plate 10, the top fixedly connected with second bolt 12 of second fixed spring 11, second jack 13 has been seted up at the top of second probe rod 4, second bolt 12 and second jack 13 sliding connection.

In this embodiment, resilience force through first fixed spring 6 makes first bolt 7 insert carry on spacingly to first probe rod 3 and second probe rod 4 in first jack 8, make second probe rod 4 and first probe rod 3 fixed motionless, resilience force through second fixed spring 11 makes second bolt 12 insert carry on spacingly to second probe rod 4 and third probe rod 9 in second jack 13, make third probe rod 9 and second probe rod 4 fixed motionless, make that can relax more convenient adjust detection length.

Specifically, the bottom of the limiting seat 22 is fixedly connected with a friction pad 23, the front of the limiting seat 22 is fixedly connected with a connecting column 24, and the bottom of the connecting column 24 is fixedly connected with a tension spring 25.

In this embodiment, the surfaces of the first probe rod 3, the second probe rod 4 and the third probe rod 9 are clamped by the arranged limiting seat 22, the friction pad 23, the connecting column 24 and the tension spring 25, so that the push plate 20 can be driven to move, and the inserted depth can be conveniently adjusted.

Specifically, inside wall fixedly connected with fixed column 31 of protection box 27, the side fixedly connected with bimetallic strip 32 of fixed column 31, bottom fixedly connected with push rod 33 of bimetallic strip 32, fixedly connected with gag lever post 34 on the inside wall of protection box 27, the tip of push rod 33 runs through gag lever post 34 and is connected with first contact 35, first fixing base 36 of fixedly connected with on the inside wall of protection box 27, first contact 35 passes through rivet and first fixing base 36 fixed connection, fixedly connected with second fixing base 37 on the inside wall of protection box 27, second fixing base 37 passes through rivet fixedly connected with second contact 38, the first contact 39 of bottom fixedly connected with of second contact 38, the top of first contact 35 is for the fixed position of first contact 39 is connected with second contact 40, the bottom through connection of protection box 27 has reset button 41.

In this embodiment, the bimetal 32 that sets up takes place directional deformation when the high temperature and makes the bimetal 32 promote push rod 33 and move to make push rod 33 promote first contact 35 and move, make first contact 39 and second contact 40 disconnection, thereby make whole device break, thereby play the effect of protection to the device, thereby promote first contact 35 and promote push rod 33 and move through the reset button 41 that sets up after the temperature reduces, thereby make bimetal 32 resume initial position.

Specifically, a wire inlet 42 is fixedly connected to a side edge of the protection box 27, the wire inlet 42 is fixedly connected to the temperature control main body 26, a wire outlet 43 is fixedly connected to the other side edge of the protection box 27, and a power connection wire 44 is fixedly connected to a side edge of the wire outlet 43.

In this embodiment, the temperature control body 26, the protection box 27 and the power connection line 44 can be connected by wires through the wire inlet 42 and the wire outlet 43, and the connected wire connection part is protected.

Specifically, the top of the housing 1 is rotatably connected with a housing door 28 through a hinge, the top of the housing door 28 is fixedly connected with an insertion piece 29, and the bottom of the housing 1 is fixedly connected with an insertion block 30.

In this embodiment, the shell door 28 is arranged so that the temperature control main body 26 and the protection box 27 can be replaced and maintained more easily and conveniently, and the shell door 28 can be conveniently fixed on the surface of the housing 1 through the arranged inserting piece 29 and the inserting block 30.

The utility model discloses a theory of operation and use flow: when the probe is used, a user pushes the push plate 20 to slide on the limit plate 15, so as to drive the limit frame 21 to move, so that the limit frame 21 drives the limit seat 22 to clamp the first probe rod 3 to move, when the probe is moved to a proper position, the first bolt 7 is inserted into the first jack 8 to limit the first probe rod 3 and the second probe rod 4 through the resilience of the first fixing spring 6, so that the second probe rod 4 is fixed with the first probe rod 3, the limit seat 22 is moved to an initial position again through pulling the push plate 20 backwards, the limit seat 22 is pulled under the resilience of the tension spring 25 to extrude the second probe rod 4 through the friction pad 23, if the depth required to be detected is insufficient, when the second probe rod 4 is moved to a proper position, the second bolt 12 is inserted into the second jack 13 through the resilience of the second fixing spring 11 to limit the second probe rod 4 and the third probe rod 9, the third probe rod 9 and the second probe rod 4 are fixed, when the push plate 20 slides, the limit slide block 17 slides on the inner wall of the limit slide groove 16 to drive the limit slide plate 18 to slide, then the limit slide plate 18 drives the connecting rod 19 to enable the push plate 20 to slide on the surface of the shell 1, the temperature of a target to be controlled is controlled through the arranged temperature control main body 26, the temperature control main body 26 and the protection box 27 are more easily and conveniently replaced through the arranged shell door 28, the shell door 28 can be conveniently fixed on the surface of the shell 1 through the arranged inserting sheet 29 and the inserting block 30, when the temperature is too high, the bimetallic strip 32 deforms to enable the bimetallic strip 32 to push the push rod 33 to move, so that the push rod 33 pushes the first contact sheet 35 to move, and the first contact 39 and the second contact 40 are disconnected, thereby make whole device break off to play the effect of protection to the device, thereby promote first contact 35 through the reset button 41 that sets up and promote push rod 33 and remove after the temperature reduces, thereby make bimetallic strip 32 resume initial position, make control by temperature change main part 26 and protection box 27 and power connecting wire 44 can pass through the connection of electric lines through the incoming line head 42 and the head of being qualified for the next round of competitions 43 that set up, play the effect of protection to the electric wire connection department of connecting simultaneously.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides a bayonet temperature controller of heavy current, includes casing (1) and connecting seat (2), its characterized in that: the side of the shell (1) is fixedly connected with a connecting seat (2), the side of the connecting seat (2) is connected with a first probe rod (3) in a sliding manner, the inner wall of the first probe rod (3) is connected with a second probe rod (4) in a sliding manner, the inner wall of the second probe rod (4) is connected with a third probe rod (9) in a sliding manner, the side of the third probe rod (9) is fixedly connected with the connecting seat (2), the side of the first probe rod (3) is fixedly connected with a probe (14), the front of the shell (1) is fixedly connected with a limiting plate (15), the front of the limiting plate (15) is provided with a limiting sliding groove (16), the inner wall of the limiting sliding groove (16) is connected with a limiting sliding block (17) in a sliding manner, the front of the limiting sliding block (17) is fixedly connected with a limiting sliding plate (18), and the front of the limiting, the positive fixedly connected with push pedal (20) of connecting rod (19), the spacing frame of back fixedly connected with (21) of push pedal (20), the spacing seat of bottom fixedly connected with (22) of spacing frame (21), the inside wall fixedly connected with control by temperature change main part (26) of casing (1), the interior diapire fixedly connected with protection box (27) of casing (1).

2. A high current plug-in thermostat according to claim 1, characterized in that: the utility model discloses a fixing device for a probe, including the first probe rod of inside wall fixedly connected with (4), the first fixed plate of inside wall fixedly connected with (5) of first fixed plate (5), the first fixed spring of top fixedly connected with (6) of first fixed spring (7), first jack (8) have been seted up at the top of first probe rod (3), first bolt (7) and first jack (8) sliding connection, the inside wall fixedly connected with second fixed plate (10) of third probe rod (9), the top fixedly connected with second fixed spring (11) of second fixed plate (10), the top fixedly connected with second bolt (12) of second fixed spring (11), second jack (13) have been seted up at the top of second probe rod (4), second bolt (12) and second jack (13) sliding connection.

3. A high current plug-in thermostat according to claim 1, characterized in that: the bottom fixedly connected with friction pad (23) of spacing seat (22), the front fixedly connected with spliced pole (24) of spacing seat (22), the bottom fixedly connected with extension spring (25) of spliced pole (24).

4. A high current plug-in thermostat according to claim 1, characterized in that: the inner side wall of the protection box (27) is fixedly connected with a fixing column (31), the side edge of the fixing column (31) is fixedly connected with a bimetallic strip (32), the bottom of the bimetallic strip (32) is fixedly connected with a push rod (33), the inner side wall of the protection box (27) is fixedly connected with a limiting rod (34), the end part of the push rod (33) penetrates through the limiting rod (34) to be connected with a first contact piece (35), the inner side wall of the protection box (27) is fixedly connected with a first fixing seat (36), the first contact piece (35) is fixedly connected with the first fixing seat (36) through a rivet, the inner side wall of the protection box (27) is fixedly connected with a second fixing seat (37), the second fixing seat (37) is fixedly connected with a second contact piece (38) through a rivet, the bottom of the second contact piece (38) is fixedly connected with a first contact (, the top of the first contact piece (35) is fixedly connected with a second contact (40) relative to the position of the first contact (39), and the bottom of the protection box (27) is connected with a reset button (41) in a penetrating way.

5. A high current plug-in thermostat according to claim 1, characterized in that: the side fixedly connected with of protection box (27) is advanced line head (42), advance line head (42) and control by temperature change main part (26) fixed connection, the opposite side fixedly connected with of protection box (27) is led out line head (43), the side fixedly connected with power connecting wire (44) of leading out line head (43).

6. A high current plug-in thermostat according to claim 1, characterized in that: the top of casing (1) is connected with shell door (28) through the hinge rotation, the top fixedly connected with inserted sheet (29) of shell door (28), the bottom fixedly connected with inserted block (30) of casing (1).

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