CN212539473U

CN212539473U - Portable thermometer shell

Info

Publication number: CN212539473U
Application number: CN202021169697.2U
Authority: CN
Inventors: 徐随山; 李国林
Original assignee: Nanjing Huaxin Analysis Instrument Manufacturing Co ltd
Current assignee: Nanjing Huaxin Analysis Instrument Manufacturing Co ltd
Priority date: 2020-06-22
Filing date: 2020-06-22
Publication date: 2021-02-12
Anticipated expiration: 2030-06-22

Abstract

The utility model relates to a portable thermometer shell, which comprises a thermometer body, a connecting rod, a compensation wire, a plug-in connector and a thermocouple; the temperature measuring instrument body comprises a lower shell and an upper shell; the lower shell comprises a bottom plate and mounting plates, the left side and the right side of the bottom plate are provided with upwards bent edge parts, and mounting holes are formed in the edge parts; the upper shell is detachably connected with the mounting hole of the edge part; the compensation lead is arranged in the connecting rod, one end of the compensation lead is electrically connected with the plug connector, and the other end of the compensation lead is provided with a two-core 3.5mm plug; a two-core 3.5mm jack is arranged in the mounting pipe, and a wiring end of the jack extends into the thermometer body; the plug connector comprises a connector, an electrode body and a fixed tube, wherein the connector comprises an upper connecting part, a middle mounting part and a lower connecting part; the lower connecting part is detachably connected to the connecting rod, and the upper connecting part is detachably connected to the bottom of the fixed pipe; the two sides of the upper connecting part are provided with limiting grooves, and the two sides of the electrode body are provided with limiting lugs matched with the limiting grooves. The utility model discloses the structure is firm, install and remove the convenience.

Description

Portable thermometer shell

Technical Field

The utility model relates to a molten iron temperature measurement field especially relates to a portable thermoscope casing.

Background

The portable smelting thermodetector is a high-precision special thermodetector which is developed for rapidly measuring the temperature of molten metal in the smelting process in the industries of smelting, casting and the like; the working environment of the smelting temperature measurement field is severe, the temperature is high, and the long-distance measurement is usually carried out; the outer shell structure of the existing portable smelting temperature measuring instrument is not stable enough, and the installation and the disassembly are inconvenient.

Disclosure of Invention

The utility model aims at providing a portable thermoscope casing, the structure is firm, install and remove the convenience.

For solving the above technical problem, the technical scheme of the utility model is that: the portable thermodetector shell comprises a thermodetector body, a connecting rod, a compensation wire, a plug and a thermocouple;

the temperature measuring instrument body comprises a lower shell and an upper shell; the lower shell comprises a bottom plate and an installing plate which is arranged on one side of the bottom plate and extends upwards, the left side and the right side of the bottom plate are provided with upwards bent edge parts, and installing holes are formed in the edge parts; the front side of the mounting plate is connected with a mounting tube, the mounting tube is hollow, one end of the mounting tube is detachably connected to the front side of the mounting plate, and the other end of the mounting tube extends towards the front end; the bottom plate is provided with an installation column for installing a battery, an installation shell and a cover plate, the top end of the installation column is provided with a screw hole, the upper part of the installation shell is opened, the front end and the rear end of the upper part of the installation shell are provided with connecting holes, the cover plate is arranged above the installation shell, the two sides of the cover plate are provided with through holes, and the cover plate and the installation shell are installed on the installation column by fixing bolts in the through holes and; the upper shell comprises a top plate, a left side plate, a right side plate, a front side plate and a rear side plate, the lower sides of the left side plate and the right side plate are detachably connected with mounting holes of the side part through connecting pieces, and the front side plate is of a concave structure with a downward opening;

the connecting rod is of a tubular structure with a hollow interior; one end of the connecting rod is connected with the fixed rod, and the other end of the connecting rod is connected with the plug-in connector; the compensation lead is arranged in the connecting rod, one end of the compensation lead is electrically connected with the plug connector, and the other end of the compensation lead is provided with a two-core 3.5mm plug; a two-core 3.5mm jack is arranged in the mounting pipe, and a wiring end of the jack extends into the thermometer body;

the connecting plug comprises a connecting body, an electrode body and a fixed tube, wherein the connecting body comprises an upper connecting part, a middle mounting part and a lower connecting part which are hollow inside and are sequentially connected; the lower connecting part is detachably connected to the front end of the connecting rod, and the upper connecting part is detachably connected to the bottom of the fixed pipe; limiting grooves with openings facing are formed in the two sides of the upper connecting part; two electrodes are arranged on the electrode body and used for being in contact with the thermocouple and transmitting the thermocouple signal to the compensation lead, and limiting convex blocks matched with the limiting grooves are arranged on two sides of the electrode body.

According to the scheme, the connecting rod comprises a first rod body, a second rod body and a third rod body which are sequentially connected; wherein, one end of the first rod body is inserted into the mounting pipe and is fastened through a screw; the number of the second rod bodies is at least one, and the third rod bodies are bent; the end parts of two adjacent rod bodies are in threaded connection; the rod bodies can be disassembled, and the connecting rods can be assembled during use, so that the packaging and transportation are convenient; the quantity of the second body of rod can be adjusted according to user's operational environment and demand by oneself to adjust the whole length of connecting rod, the flexibility is strong.

According to the scheme, a space is arranged between the mounting shell and the bottom plate, the circuit boards are arranged in the existing thermodetector and are usually positioned on the bottom plate, and the space is arranged between the mounting shell and the bottom plate, so that the placing space of the circuit boards is not occupied.

According to the scheme, a through wire slot is formed in one side wall of the mounting shell, and a charging port for charging is formed in the bottom plate; the mounting shell is used for mounting a rechargeable battery, the charging port is located on the bottom plate and close to the slot, and the charging port of the rechargeable battery penetrates through the slot and is located at the position of the charging port for charging the battery.

According to the scheme, the upper connecting part and the lower connecting part are both provided with external threads, the inner side of the front part of the connecting rod is provided with internal threads matched with the external threads, and the inner side of the lower part of the fixed pipe is provided with internal threads matched with the external threads; the upper connecting part is in threaded connection with the connecting rod, so that the connecting rod is detachably connected with the plug connector, a compensation wire and the plug connector are convenient to wire, and meanwhile, the plug connector is convenient to replace when the plug connector is damaged; the connector and the fixed pipe are used for fixing the electrode body, the fixed pipe is connected with the lower connecting part through threads, the connector is connected with the fixed pipe in a detachable mode, and the electrode body is convenient to replace when damaged.

The utility model discloses following beneficial effect has:

the upper shell and the lower shell of the utility model are detachably connected through the connecting piece, and the assembly and disassembly are convenient; the front side of the mounting plate is connected with a mounting pipe, the mounting pipe is hollow, one end of the mounting pipe is detachably connected to the front side of the mounting plate, and the other end of the mounting pipe is connected to the connecting rod towards the front end; the compensation lead is arranged in the connecting rod, one end of the compensation lead is electrically connected with the plug connector, the other end of the compensation lead is provided with a two-core 3.5mm plug, a two-core 3.5mm jack is arranged in the installation pipe, and a wiring end of the jack extends into the thermometer body; the two-core 3.5mm plug and the two-core 3.5mm jack are connected in a matched mode to achieve signal transmission between the compensation lead and the temperature measuring instrument body circuit board, the connecting rod can be separated from the temperature measuring instrument body in the transportation process, the compensation lead can also be separated from the temperature measuring instrument body, and the installation and the disassembly are convenient and rapid;

secondly, the occupied volume of the rechargeable battery is large, if the rechargeable battery is directly arranged in the thermometer body, when the thermometer is taken up and put down, the rechargeable battery can damage circuit board components in the thermometer body, the utility model discloses be equipped with the mounting post, the mounting shell and the cover plate for mounting the battery on the bottom plate, the battery is mounted in the mounting shell, the cover plate and the mounting shell are mounted on the mounting post through the bolt, the firm mounting of the rechargeable battery is realized, the circuit board can not be influenced, and the structure is firm; furthermore, the electrode body of the plug connector is provided with a limiting lug, the upper connecting part of the connecting body is provided with a limiting groove, the limiting lug is clamped in the limiting groove, the electrode body cannot be twisted randomly, the electrode of the electrode body and the wiring of the compensation conductor are not easy to rotate when the connecting rod is rotated by an operator, and the structure is stable.

Drawings

Fig. 1 is a schematic view of the overall structure of an embodiment of the present invention;

FIG. 2 is a schematic side view of the lower housing of the present embodiment;

FIG. 3 is a schematic view of the overall structure of the lower housing in this embodiment;

FIG. 4 is a schematic view of the overall structure of the upper housing in this embodiment;

FIG. 5 is a schematic view of the overall structure of the plug connector in this embodiment;

FIG. 6 is a schematic structural diagram of a connecting body in this embodiment;

fig. 7 is a schematic structural view of the electrode body in this embodiment;

fig. 8 is a schematic structural view of the electrode body mounted on the connecting body in this embodiment;

FIG. 9 is a schematic front side view of the plug connector of the present embodiment;

fig. 10 is a schematic cross-sectional view taken along line a-a of fig. 9.

Reference numerals:

1. a thermometer body; 11. a lower housing; 111. a base plate; 112. mounting a plate; 113. an edge portion; 114. mounting holes; 115. installing a pipe; 116. mounting a column; 117. mounting a shell; 117a, a wire slot; 118. a cover plate; 119. a charging port; 12. an upper housing; 121. a top plate; 122. a left side plate; 123. a right side plate; 124. a front side plate; 125. a rear side plate;

2. a connecting rod; 21. a first rod body; 22. a second rod body; 23. a third rod body;

3. a compensation wire; 31. a two-core 3.5mm plug; 32. a 3.5mm jack with two cores;

4. a plug-in connector; 41. a linker; 411. an upper connecting portion; 411a, a limiting groove; 412. a middle mounting part; 413. a lower connecting portion; 42. an electrode body; 421. a first electrode; 422. an insulating section; 423. a second electrode; 424. a pole body seat; 424a, limit lug; 43. a fixed tube;

5. and a thermocouple.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 10, the present invention is a portable thermometer housing, which includes a thermometer body 1, a connecting rod 2, a compensating wire 3, a plug 4 and a thermocouple 5.

Referring to fig. 1, in the present embodiment, the orientation of the tie bar 2 with respect to the thermometer body 1 is defined as the front side. The thermodetector body 1 comprises a lower shell 11 and an upper shell 12;

the lower shell 11 comprises a bottom plate 111 and an installation plate 112 which is arranged on one side of the bottom plate 111 and extends upwards, the left side and the right side of the bottom plate 111 are provided with upwards bent edge parts 113, and the edge parts 113 are provided with installation holes 114; the front side of the mounting plate 112 is connected with a mounting tube 115, the mounting tube 115 is hollow, one end of the mounting tube 115 is detachably connected to the front side of the mounting plate 112, and the other end of the mounting tube extends towards the front end; the bottom plate 111 is provided with a mounting column 116 for mounting a battery, a mounting shell 117 and a cover plate 118, the top end of the mounting column 116 is provided with a screw hole, the upper part of the mounting shell 117 is opened, the front end and the rear end of the upper part of the mounting shell 117 are provided with connecting holes, a space is arranged between the mounting shell 117 and the bottom plate 111, a circuit board is arranged in the existing thermodetector, the circuit board is usually positioned on the bottom plate 111, the space is arranged between the mounting shell 117 and the bottom plate 111 and can not occupy the placement space of the circuit board, a through slot 117a is formed in one side wall of the mounting shell 117, a charging port 119 for charging is formed in the bottom plate 111, the mounting shell 117 is used for mounting the rechargeable battery, the charging port 119 is positioned on the bottom plate 111 and close to the slot 117; the cover plate 118 is arranged above the mounting shell 117, through holes are formed in two sides of the cover plate, and the cover plate 118 and the mounting shell 117 are mounted on the mounting column 116 by being fixed in the through holes and the connecting holes through bolts;

the upper shell 12 comprises a top plate 121, a left side plate 122, a right side plate 123, a front side plate 124 and a rear side plate 125, wherein the lower sides of the left side plate 122 and the right side plate 123 are detachably connected to the mounting holes 114 of the side part 113 through connecting pieces, and the front side plate 124 is of a concave structure with a downward opening; the upper shell 12 is buckled on the lower shell 11.

The connecting rod 2 is a tubular structure with a hollow interior; one end of the connecting rod 2 is connected with the fixed rod, and the other end of the connecting rod is connected with the plug-in connector 4; the compensation lead 3 is arranged in the connecting rod 2, one end of the compensation lead is electrically connected with the plug 4, and the other end of the compensation lead is provided with a two-core 3.5mm plug 31; a two-core 3.5mm jack 32 is arranged in the mounting pipe 115, and the terminal of the jack extends into the thermometer body 1; the connecting rod 2 comprises a first rod body 21, a second rod body 22 and a third rod body 23 which are connected in sequence; wherein, one end of the first rod 21 is inserted into the mounting tube 115 and fastened by a screw; the number of the second rod bodies 22 is at least one, and the third rod body 23 is bent; the end parts of two adjacent rod bodies are in threaded connection, the rod bodies can be disassembled, and the connecting rod 2 can be installed and connected when in use, so that the packaging and the transportation are convenient; the quantity of the second rod body 22 can be adjusted according to the working environment and the requirement of a user, so that the whole length of the connecting rod 2 is adjusted, and the flexibility is strong.

The connector 4 includes a connecting body 41, an electrode body 42 and a fixed tube 43, the connecting body 41 includes an upper connecting part 411, a middle mounting part 412 and a lower connecting part 413 which are hollow inside and connected in sequence; the lower connecting part 413 is detachably connected to the front end of the connecting rod 2, and the upper connecting part 411 is detachably connected to the bottom of the fixed pipe 43; limiting grooves 411a with openings facing are formed in the two sides of the upper connecting portion 411; two electrodes are arranged on the electrode body 42 and used for contacting with the thermocouple 5 and transmitting the signal of the thermocouple 5 to the compensation lead 3, and the two sides of the electrode body 42 are provided with limit lugs 424a matched with the limit grooves 411 a; the upper connection part 411 and the lower connection part 413 are both provided with external threads (the external threads of the upper connection part 411 and the lower connection part 413 are not shown in fig. 5, 7, 8, 9 and 10), the inner side of the front part of the connecting rod 2 is provided with internal threads matched with the external threads, and the inner side of the lower part of the fixed pipe 43 is provided with internal threads matched with the external threads; the upper connecting part 411 is in threaded connection with the connecting rod 2, so that the connecting rod 2 is detachably connected with the plug-in connector 4, the compensation wire 3 and the plug-in connector 4 can be conveniently connected, and meanwhile, when the plug-in connector 4 is damaged, the plug-in connector 4 is convenient to replace; the connecting body 41 and the fixed tube 43 are used for fixing the electrode body 42, the fixed tube 43 is in threaded connection with the lower connecting part 413, the connecting body 41 and the fixed tube 43 are detachably connected, and when the electrode body 42 is damaged, the electrode body 42 is convenient to replace.

The utility model has the advantages that:

the upper shell 12 and the lower shell 11 of the utility model are detachably connected through the connecting piece, and the assembly and disassembly are convenient; the front side of the mounting plate 112 is connected with a mounting tube 115, the mounting tube 115 is hollow, one end of the mounting tube 115 is detachably connected to the front side of the mounting plate 112, and the other end of the mounting tube is connected to the connecting rod 2 towards the front end; the compensation lead 3 is arranged in the connecting rod 2, one end of the compensation lead is electrically connected with the plug 4, the other end of the compensation lead is provided with a two-core 3.5mm plug 31, a two-core 3.5mm jack 32 is arranged in the installation tube 115, and a wiring end of the jack extends into the thermometer body 1; the two-core 3.5mm plug 31 and the two-core 3.5mm jack 32 are connected in a matched mode to achieve signal transmission between the compensation lead 3 and a circuit board of the thermometer body 1, in the transportation process, the connecting rod 2 can be separated from the thermometer body 1, the compensation lead 3 can also be separated from the thermometer body 1, and the installation and the disassembly are convenient and rapid;

secondly, the occupied volume of the rechargeable battery is large, if the rechargeable battery is directly arranged in the temperature measuring instrument body 1, when the temperature measuring instrument is taken up and put down, the rechargeable battery may damage circuit board components in the temperature measuring instrument body 1, the utility model discloses be equipped with the erection column 116, the installation shell 117 and the cover plate 118 for installing the battery on the bottom plate 111, the battery is installed in the installation shell 117, the cover plate 118 and the installation shell 117 are installed on the erection column 116 through the bolt, the firm installation of the rechargeable battery is realized, the influence on the circuit board is not caused, and the structure is firm; further, the conventional electrode body 42 is usually inserted into the connecting body 41, in this embodiment, the electrode body 42 of the plug 4 is provided with a limiting protrusion 424a, the upper connecting portion 411 of the connecting body 41 is provided with a limiting groove 411a, when the limiting protrusion 424a is clamped in the limiting groove 411a, the electrode body 42 cannot be twisted randomly, the connection line between the electrode of the electrode body 42 and the compensation conductor is not easy to rotate when the operator rotates the connecting rod 2, and the structure is stable.

The utility model discloses the part that does not relate to all is the same with prior art or adopts prior art to realize.

The foregoing is a more detailed description of the present invention that is presented in conjunction with specific embodiments, and it is not to be understood that the specific embodiments of the present invention are limited to these descriptions. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims

1. Portable thermoscope shell, its characterized in that: the method comprises the following steps: the temperature measuring instrument comprises a temperature measuring instrument body (1), a connecting rod (2), a compensating lead (3), a plug connector (4) and a thermocouple (5);

the temperature measuring instrument body (1) comprises a lower shell (11) and an upper shell (12);

the lower shell (11) comprises a bottom plate (111) and a mounting plate (112) which is arranged on one side of the bottom plate (111) and extends upwards, the left side and the right side of the bottom plate (111) are provided with upwards bent side parts (113), and mounting holes (114) are formed in the side parts (113); the front side of the mounting plate (112) is connected with a mounting pipe (115), the mounting pipe (115) is hollow, one end of the mounting pipe is detachably connected to the front side of the mounting plate (112), and the other end of the mounting pipe extends towards the front end; the battery mounting structure comprises a base plate (111), a mounting column (116) for mounting a battery, a mounting shell (117) and a cover plate (118) are arranged on the base plate (111), screw holes are formed in the top end of the mounting column (116), the upper portion of the mounting shell (117) is provided with an opening, connecting holes are formed in the front end and the rear end of the upper portion of the mounting shell (117), the cover plate (118) is arranged above the mounting shell (117), through holes are formed in the front side and the rear side of the upper portion of the mounting shell (117), and the cover plate (118) and the mounting;

the upper shell (12) comprises a top plate (121), a left side plate (122), a right side plate (123), a front side plate (124) and a rear side plate (125), the lower sides of the left side plate (122) and the right side plate (123) are detachably connected with the mounting holes (114) of the edge part (113) through connecting pieces, and the front side plate (124) is of a concave structure with a downward opening;

the connecting rod (2) is of a tubular structure with a hollow interior; one end of the connecting rod (2) is connected with the fixed rod, and the other end of the connecting rod is connected with the plug-in connector (4); the compensation lead (3) is arranged in the connecting rod (2), one end of the compensation lead is electrically connected with the plug connector (4), and the other end of the compensation lead is provided with a two-core 3.5mm plug (31); a two-core 3.5mm jack (32) is arranged in the mounting tube (115), and the terminal of the jack extends into the thermometer body (1);

the plug connector (4) comprises a connecting body (41), an electrode body (42) and a fixed tube (43), wherein the connecting body (41) comprises an upper connecting part (411), a middle mounting part (412) and a lower connecting part (413) which are hollow inside and are connected in sequence; the lower connecting part (413) is detachably connected to the front end of the connecting rod (2), and the upper connecting part (411) is detachably connected to the bottom of the fixed pipe (43); limiting grooves (411 a) with upward openings are formed in the two sides of the upper connecting part (411); two electrodes are arranged on the electrode body (42) and used for being in contact with the thermocouple (5) and transmitting the signal of the thermocouple (5) to the compensation lead (3), and limiting convex blocks (424 a) matched with the limiting grooves (411 a) are arranged on two sides of the electrode body (42).

2. A hand-held thermometer housing according to claim 1 wherein: the connecting rod (2) comprises a first rod body (21), a second rod body (22) and a third rod body (23) which are connected in sequence; wherein, one end of the first rod body (21) is inserted into the mounting pipe (115) and is fastened through a screw; the number of the second rod bodies (22) is at least one, and the third rod body (23) is bent; the end parts of two adjacent rod bodies are in threaded connection.

3. A hand-held thermometer housing according to claim 1 wherein: and a space is arranged between the mounting shell (117) and the bottom plate (111).

4. A hand-held thermometer housing according to claim 1 wherein: a through wire slot (117 a) is formed in one side wall of the mounting shell (117), and a charging port (119) for charging is formed in the bottom plate (111).

5. A hand-held thermometer housing according to claim 1 wherein: go up connecting portion (411) and lower connecting portion (413) and all be equipped with the external screw thread, connecting rod (2) front portion inboard is equipped with the internal thread with external screw thread complex, fixed pipe (43) lower part inboard is equipped with the internal thread with external screw thread complex.