CN215933887U

CN215933887U - Thermocouple plug connector

Info

Publication number: CN215933887U
Application number: CN202121325610.0U
Authority: CN
Inventors: 韩荣花; 陆海锋
Original assignee: Jinan Huarong Electric Furnace Co ltd
Current assignee: Jinan Huarong Electric Furnace Co ltd
Priority date: 2021-06-15
Filing date: 2021-06-15
Publication date: 2022-03-01
Anticipated expiration: 2031-06-15

Abstract

The utility model relates to the technical field of thermocouples, in particular to a thermocouple plug connecting body which comprises a thermocouple shell, a thermocouple plug and a thermocouple wire, wherein the lower end of the thermocouple shell is fixedly connected with the thermocouple plug, and the upper end of the thermocouple plug is connected with the thermocouple wire in a penetrating way. The thermocouple plug overcomes the defects of the prior art, the concave block is connected with the convex block through the screw, the screw hole is equal to the screw in diameter, so that the concave block is more tightly connected with the convex block, the insulation effect of the thermocouple wire is enhanced, the electric leakage of the thermocouple wire is prevented, the electric shock caused by the mistaken touch of a user is avoided, the use safety of the thermocouple plug is improved, the clamping plate is fixedly connected with the thermocouple wire, the thermocouple wire of the clamping plate is arranged in a central symmetry manner, the stability of the thermocouple wire is improved, and the situation that the thermocouple wire and a thermocouple shell fall off cannot occur in the use process.

Description

Thermocouple plug connector

Technical Field

The utility model relates to a thermocouple, in particular to a thermocouple plug connector.

Background

The thermocouple is a commonly used temperature measuring element in a temperature measuring instrument, directly measures temperature, converts a temperature signal into a thermal electromotive force signal, and converts the thermal electromotive force signal into the temperature of a measured medium through an electric instrument. The appearance of various thermocouples is very different according to needs, but the basic structures of the thermocouples are almost the same, and the thermocouples are generally composed of main parts such as a thermode, an insulating sleeve protection tube, a junction box and the like, and are generally matched with a display instrument, a recording instrument and an electronic regulator for use.

However, the conventional thermocouple plug connector has a poor insulation effect in an actual use process, and may cause electric leakage of a thermocouple wire, which may result in electric shock when a user touches the connector by mistake, thereby reducing the safety of the thermocouple plug in use.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a thermocouple plug connector, which overcomes the defects of the prior art, has simple structural design, effectively solves the problems that the existing thermocouple plug connector has poor insulation effect in the actual use process, the leakage of a thermocouple wire can occur, the electric shock can be caused when a user touches by mistake, the use safety of the thermocouple plug is reduced, the thermocouple wire does not have a fixed structure, the shedding of the thermocouple wire and a thermocouple shell can occur in the use process, the stability of the thermocouple wire is reduced, the actual use is not facilitated, the connection between the thermocouple plug and the thermocouple shell of the existing thermocouple plug connector is not tight enough, the looseness between the thermocouple plug and the thermocouple shell can occur in the use process, and no protection structure is arranged in the fixing process, the thermocouple plug is easily damaged, the connection cost is improved, and the practical use is not facilitated.

In order to solve the technical problems, the utility model provides the following technical scheme:

a thermocouple plug connecting body comprises a thermocouple shell, a thermocouple plug and a thermocouple wire, wherein the lower end of the thermocouple shell is fixedly connected with the thermocouple plug, and the upper end of the thermocouple plug is connected with the thermocouple wire in a penetrating way;

the left end of thermocouple electric wire is inlayed and is connected with insulating cover, the concave piece of upper end fixedly connected with of insulating cover, the right-hand member of concave piece is inlayed and is connected with the lug, the lower extreme swing joint of concave piece has the screw, the lower extreme of screw link up even is equipped with the screw, the left end fixedly connected with grip block of insulating cover, the left end fixedly connected with connecting strip of thermocouple plug, the left end fixedly connected with fixed block of connecting strip, the left end swing joint of fixed block has the fastening lasso, the inside fixedly connected with base of fastening lasso, the right-hand member swing joint of base has the telescopic link, the fixed surface of telescopic link is connected with the spring, the right-hand member fixedly connected with shrink inner circle of spring, the left end swing joint of fastening lasso has the rotary rod, the left end fixedly connected with knob of rotary rod.

As a preferred technical scheme of the utility model, the upper end of the thermocouple plug is fixedly connected with a limit buckle, the lower end of the thermocouple wire is fixedly connected with an anti-drop block, and the diameter of the anti-drop block is equal to that of the thermocouple plug.

As a preferred technical solution of the present invention, the thermocouple wires and the insulating sheath are clamped, the clamping plate is L-shaped, and the thermocouple wires of the clamping plate are arranged in central symmetry.

As a preferred technical scheme of the utility model, the concave block and the convex block are matched with each other, the screw holes sequentially penetrate through the right end of the concave block at equal intervals in the transverse direction, and the screw holes are equal to the calibers of the screws.

As a preferred technical scheme of the utility model, the base and the telescopic rod are vertically arranged, and the telescopic rod and the spring are integrally arranged.

As a preferred technical scheme of the utility model, the contraction inner ring is arranged in a concave-convex clamping manner, the right end of the contraction inner ring is fixedly connected with the rubber blocks, and the rubber blocks are distributed in the contraction inner ring in an annular array.

The embodiment of the utility model provides a thermocouple plug connector, which has the following beneficial effects: the insulating effect of current thermocouple plug connector in the in-service use reinforcing, the condition that the thermocouple electric wire electric leakage takes place has been prevented, the phenomenon that has avoided the user mistake to bump and lead to the electric shock takes place, the security that the thermocouple plug used has been improved, and the thermocouple electric wire is equipped with fixed knot and constructs, the condition that thermocouple electric wire and thermocouple shell drop can not take place in the use, the stability of thermocouple electric wire has been improved, be favorable to the in-service use, and the thermocouple plug and the thermocouple shell of current thermocouple plug connector are connected inseparabler, the problem that thermocouple plug and thermocouple shell are not hard up in the use has been prevented, and be equipped with protection architecture in fixed process, the thermocouple plug suffers damage has been avoided, the cost of connecting is reduced, be favorable to the in-service use.

1. Through setting up the concave block, the lug, the screw, screw and grip block, it is connected with the lug to drive the concave block through the screw, and the screw equals with the bore of screw, it is inseparabler to make concave block and lug be connected, the insulating effect of thermocouple electric wire has been strengthened, the condition that the thermocouple electric wire electric leakage takes place has been prevented, the phenomenon that the user mistake bumped and leads to the electric shock has been avoided taking place, the security that thermocouple plug used has been improved, through thermocouple electric wire fixedly connected with grip block, and grip block thermocouple electric wire is central symmetry setting, the stability of thermocouple electric wire has been improved, the condition that thermocouple electric wire and thermocouple casing drop can not take place in the use, be favorable to in-service use.

2. Through setting up the knob, the rotary rod, the telescopic link, a spring, shrink inner circle and block rubber, drive the rotary rod through the knob and extrude the spring on telescopic link surface, it contracts to drive the shrink inner circle through the spring, it is inseparabler to make thermocouple plug and thermocouple shell be connected, the not hard up problem of thermocouple plug and thermocouple shell in the use has been prevented, right-hand member fixedly connected with block rubber through the shrink inner circle, and the block rubber is annular array distribution in the inside of shrink inner circle, block rubber and thermocouple plug's area of contact has been increaseed, make thermocouple plug have protection architecture at fixed in-process, avoided thermocouple plug to suffer damage, the cost of connecting is reduced, be favorable to in-service use.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

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

FIG. 2 is a schematic view of the structure of the insulating sleeve of the present invention;

fig. 3 is a schematic view of the fastening collar of the present invention.

In the figure: 1. a thermocouple housing; 2. a thermocouple plug; 3. a limit buckle; 4. an anti-drop block; 5. a thermocouple wire; 6. an insulating sleeve; 601. a concave block; 602. a bump; 603. a screw hole; 604. a screw; 7. a clamping plate; 8. a connecting strip; 9. a fixed block; 10. fastening a ferrule; 1001. a base; 1002. a telescopic rod; 1003. a spring; 1004. contracting the inner ring; 1005. a rubber block; 11. rotating the rod; 12. a knob.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Example (b): as shown in fig. 1 to 3, a thermocouple plug connector includes a thermocouple housing 1, a thermocouple plug 2 and a thermocouple wire 5, the lower end of the thermocouple housing 1 is fixedly connected with the thermocouple plug 2, and the upper end of the thermocouple plug 2 is connected with the thermocouple wire 5 in a penetrating manner;

thermocouple wire 5's left end is inlayed and is connected with insulating cover 6, insulating cover 6's upper end fixedly connected with concave piece 601, concave piece 601's right-hand member is inlayed and is connected with lug 602, concave piece 601's lower extreme swing joint has screw 604, the lower extreme of screw 604 link up even is equipped with the screw, insulating cover 6's left end fixedly connected with grip block 7, thermocouple plug 2's left end fixedly connected with connecting strip 8, the left end fixedly connected with fixed block 9 of connecting strip 8, the left end swing joint of fixed block 9 has fastening lasso 10, the inside fixedly connected with base 1001 of fastening lasso 10, the right-hand member swing joint of base 1001 has telescopic link 1002, the fixed surface of telescopic link 1002 is connected with spring 1003, the right-hand member fixedly connected with shrink inner circle 1004 of spring 1003, the left end swing joint of fastening lasso 10 has rotary rod 11, the left end fixedly connected with knob 12 of rotary rod 11.

The upper end of the thermocouple plug 2 is fixedly connected with a limit buckle 3, the lower end of the thermocouple wire 5 is fixedly connected with an anti-falling block 4, and the diameter of the anti-falling block 4 is equal to that of the thermocouple plug 2;

in this embodiment, upper end fixedly connected with spacing knot 3 through thermocouple plug 2, can fix two sets of thermocouple plug 2, prevent thermocouple plug 2 in the use phenomenon that the dislocation appears, and 5 lower extremes fixedly connected with anticreep pieces 4 of thermocouple electric wire, the stability of thermocouple electric wire 5 has been strengthened, and anticreep pieces 4 equals with thermocouple plug 2's diameter, prevented to produce the space between thermocouple electric wire 5 and thermocouple plug 2, it is inseparabler to make thermocouple electric wire 5 be connected with thermocouple plug 2, be favorable to in-service use.

Wherein, the thermocouple wires 5 and the insulating sleeve 6 are arranged in a clamping manner, the clamping plate 7 is L-shaped, and the thermocouple wires 5 of the clamping plate 7 are arranged in a central symmetry manner;

in this embodiment, set up for the card system through thermocouple wire 5 and insulating cover 6, effectively strengthened thermocouple wire 5 and insulating cover 6's tightness, and grip block 7 is the L type, make grip block 7 can agree with the surface shape of thermocouple housing 1, the phenomenon that prevents grip block 7 and thermocouple housing 1 and drop takes place, and grip block 7 thermocouple wire 5 is central symmetry and sets up, the stability of thermocouple wire 5 has been improved, the condition that thermocouple wire 5 and thermocouple housing 1 drop can not take place in the use, be favorable to in-service use.

The concave block 601 and the convex block 602 are fitted with each other, the screw holes 603 sequentially penetrate through the right end of the concave block 601 transversely at equal intervals, and the calibers of the screw holes 603 and the screw 604 are equal;

in this embodiment, through the mutual agreeing with of concave block 601 and lug 602, the condition that the insulating nature of insulating cover 6 descends is avoided leading to producing the gap between concave block 601 and the lug 602 and appears, and screw 603 transversely runs through in the right-hand member of concave block 601 equidistance in proper order, can be connected concave block 601 and lug 602 fixedly, and screw 603 equals with the bore of screw 604, it is inseparabler to make concave block 601 be connected with lug 602, thermocouple wire 5's insulating effect has been strengthened, the condition of thermocouple wire 5 electric leakage has been prevented from taking place, the phenomenon that the user touched the mistake and leads to electrocuteeing has been avoided taking place, the security of thermocouple plug 2 use has been improved, be favorable to in-service use.

Wherein, the base 1001 and the telescopic rod 1002 are arranged vertically, and the telescopic rod 1002 and the spring 1003 are arranged integrally;

in this embodiment, be perpendicular setting through base 1001 and telescopic link 1002, strengthened the stability of telescopic link 1002, prevented that telescopic link 1002 from appearing empting the phenomenon in the shrink process, and telescopic link 1002 and spring 1003 set up as an organic whole, strengthened the stability of spring 1003, avoided spring 1003 to drive shrink inner circle 1004 to shrink the phenomenon that spring 1003 warp when fixed, be favorable to in-service use.

The shrinkage inner ring 1004 is clamped in a concave-convex mode, a rubber block 1005 is fixedly connected to the right end of the shrinkage inner ring 1004, and the rubber blocks 1005 are distributed in the shrinkage inner ring 1004 in an annular array mode.

In this embodiment, set up for unsmooth card system through shrink inner circle 1004, it is more smooth and easy when making spring 1003 drive shrink inner circle 1004 to shrink, prevent to take place the phenomenon that the card pauses, the efficiency of connecting is improved, and the right-hand member fixedly connected with block rubber 1005 of shrink inner circle 1004, and block rubber 1005 is annular array and distributes in the inside of shrink inner circle 1004, the area of contact of block rubber 1005 and thermocouple plug 2 has been increaseed, make thermocouple plug 2 have protection architecture at fixed in-process, it damages to have avoided thermocouple plug 2, the cost of connecting is reduced, be favorable to in-service use.

The working principle is as follows: firstly, a thermocouple plug 2 is connected with a thermocouple wire 5 by a thermocouple shell 1, because the upper end of the thermocouple plug 2 is fixedly connected with a limit buckle 3, two groups of thermocouple plugs 2 can be fixed, the phenomenon that the thermocouple plugs 2 are staggered in the use process is prevented, and the lower end of the thermocouple wire 5 is fixedly connected with an anti-drop block 4, the stability of the thermocouple wire 5 is enhanced, the diameter of the anti-drop block 4 is equal to that of the thermocouple plug 2, the gap between the thermocouple wire 5 and the thermocouple plug 2 is prevented, the thermocouple wire 5 is more tightly connected with the thermocouple plug 2, the tightness of the thermocouple wire 5 and the insulating sleeve 6 is effectively enhanced by the clamping arrangement of the thermocouple wire 5 and the insulating sleeve 6, and the clamping plate 7 is L-shaped, the clamping plate 7 can be matched with the surface shape of the thermocouple shell 1, and the phenomenon that the clamping plate 7 is dropped from the thermocouple shell 1 is prevented, and grip block 7 thermocouple wire 5 is centrosymmetric and sets up, the stability of thermocouple wire 5 has been improved, the condition that thermocouple wire 5 and thermocouple housing 1 drop can not take place in the use, and the shrink inner circle 1004 of fastening lasso 10 inside sets up for unsmooth card system, it is more smooth and easy when making spring 1003 drive shrink inner circle 1004 to shrink, prevent the phenomenon that the card is pause, the efficiency of connecting is improved, and the right-hand member fixedly connected with rubber block 1005 of shrink inner circle 1004, and rubber block 1005 is annular array distribution in the inside of shrink inner circle 1004, the area of contact of rubber block 1005 with thermocouple plug 2 has been increaseed, make thermocouple plug 2 have protection architecture in fixed process, thermocouple plug 2 has been avoided suffering the damage, the cost of connection is reduced, be favorable to the in-service use.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. 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

1. A thermocouple plug connecting body comprises a thermocouple shell (1), a thermocouple plug (2) and a thermocouple wire (5), and is characterized in that the lower end of the thermocouple shell (1) is fixedly connected with the thermocouple plug (2), and the upper end of the thermocouple plug (2) is connected with the thermocouple wire (5) in a penetrating manner;

the left end of the thermocouple wire (5) is connected with an insulating sleeve (6) in an embedding manner, the upper end of the insulating sleeve (6) is fixedly connected with a concave block (601), the right end of the concave block (601) is connected with a convex block (602) in an embedding manner, the lower end of the concave block (601) is movably connected with a screw (604), the lower end of the screw (604) is provided with a screw hole in a penetrating manner, the left end of the insulating sleeve (6) is fixedly connected with a clamping plate (7), the left end of the thermocouple plug (2) is fixedly connected with a connecting strip (8), the left end of the connecting strip (8) is fixedly connected with a fixed block (9), the left end of the fixed block (9) is movably connected with a fastening ferrule (10), the inside of the fastening ferrule (10) is fixedly connected with a base (1001), the right end of the base (1001) is movably connected with a telescopic rod (1002), and the surface of the telescopic rod (1002) is fixedly connected with a spring (1003), the right end of the spring (1003) is fixedly connected with a contraction inner ring (1004), the left end of the fastening ferrule (10) is movably connected with a rotating rod (11), and the left end of the rotating rod (11) is fixedly connected with a knob (12).

2. The thermocouple plug connection body according to claim 1, wherein a limit buckle (3) is fixedly connected to an upper end of the thermocouple plug (2), and an anti-drop block (4) is fixedly connected to a lower end of the thermocouple wire (5), and the diameter of the anti-drop block (4) is equal to that of the thermocouple plug (2).

3. The thermocouple plug connection according to claim 1, wherein the thermocouple wires (5) and the insulating sheath (6) are arranged in a snap-fit manner, and the clamping plate (7) is L-shaped, and the clamping plate (7) and the thermocouple wires (5) are arranged in a centrosymmetric manner.

4. The thermocouple plug connection according to claim 1, wherein the concave block (601) and the convex block (602) are engaged with each other, and the screw holes (603) are sequentially and transversely equally spaced through the right end of the concave block (601), and the screw holes (603) and the screw (604) have the same diameter.

5. The thermocouple plug connection according to claim 1, wherein the base (1001) and the telescopic rod (1002) are vertically arranged, and the telescopic rod (1002) and the spring (1003) are integrally arranged.

6. The thermocouple plug connector according to claim 1, wherein the contracting inner ring (1004) is in a concave-convex clamping arrangement, a rubber block (1005) is fixedly connected to the right end of the contracting inner ring (1004), and the rubber blocks (1005) are distributed in an annular array inside the contracting inner ring (1004).