CN211317559U

CN211317559U - Thermocouple temperature measuring device

Info

Publication number: CN211317559U
Application number: CN202020299259.1U
Authority: CN
Inventors: 高强
Original assignee: Shanghai Qingxian Technology Co ltd
Current assignee: Shanghai Qingxian Technology Co ltd
Priority date: 2020-03-12
Filing date: 2020-03-12
Publication date: 2020-08-21
Anticipated expiration: 2030-03-12

Abstract

The utility model discloses a thermocouple temperature measuring device in the technical field of thermocouple temperature measurement, which comprises a sleeve, the left end of the sleeve is open, the right side of the bottom end of the sleeve is provided with a holding rod, the bottom end of the holding rod is provided with a connecting piece, the connecting piece is provided with a connecting hole, the lower part of the inner cavity of the sleeve is provided with a spring limiting mechanism, the spring limiting mechanism is provided with a slider, the top end of the slider is fixedly connected with a vertical block, the middle part of the left end of the vertical block is connected with a connecting rod, the other end of the connecting rod is provided with a thermocouple probe, the top end of the sleeve is provided with a display, the display and the thermocouple probe are electrically connected through a cable, the thermocouple and a pressing piece are integrated into a whole, the thermocouple temperature measuring device is convenient to use and store, the pressing and adjusting process is simple and quick, thereby protecting the probe.

Description

Thermocouple temperature measuring device

Technical Field

The utility model relates to a thermocouple temperature measurement technical field specifically is a thermocouple temperature measuring device.

Background

The thermocouple is a commonly used temperature measuring element in a temperature measuring instrument and is a loop formed by joining two ends of two metal wires with different components. When the thermocouple is used for measuring temperature, the working end of the thermocouple is contacted with an object to be measured, and the temperature difference between the working end and the reference end is converted into thermoelectromotive force by utilizing the Seebeck effect of the thermocouple and is transmitted to a display instrument. When measuring the surface temperature of a solid workpiece, in order to ensure reliable and stable operation of a thermocouple, a spot welding machine is generally used for directly spot-welding a temperature measuring thermocouple wire on the surface of the solid. However, it is difficult to spot-weld the thermocouple to some materials with poor weldability, such as aluminum, aluminum alloy, ceramic, etc., and the thermocouple falls off from the surface of the solid workpiece due to the difference of expansion coefficients and the change of the components of the solid material during the heating process, so that it is difficult to measure the temperature.

Patent No. CN201120189837.7 discloses a pressure contact type thermocouple temperature measuring device with simple operation and reliable use, including thermocouple and the closing device that keeps this thermocouple working end and the object surface in close contact with that awaits measuring, closing device include with the object surface relative position that awaits measuring is fixed empty core part, and the empty core part of this empty core part sets up regulating part and pressure head, this regulating part and empty core part threaded connection, and the pressure head stretches out from the empty core part other end, provides the pressure of pressure head stretching end to thermocouple working end through the regulating part. Furthermore, an elastic body is arranged between the adjusting piece and the pressure head. Furthermore, a shallow circular pit for receiving the working end of the thermocouple is formed in the extending end of the pressure head. Further, the pressure head is made of hard heat insulation materials. Further, the hollow part is a cylinder, the end of the hollow part for accommodating the pressure head is provided with a necking, and correspondingly, one end of the pressure head positioned in the hollow part is provided with a circumferential flange for preventing the pressure head from being completely separated.

However, the pressing mechanism and the thermocouple temperature measurer in the device are separate devices, and the pressing thermocouple needs to be aligned and pressed every time the device is used, so that the device is inconvenient to operate and is not beneficial to storage. Based on this, the utility model designs a thermocouple temperature measuring device to solve the above-mentioned problem that appears.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a thermocouple temperature measuring device to solve the problem among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a thermocouple temperature measuring device comprises a sleeve, the left end of the sleeve is open, a holding rod is arranged on the right side of the bottom end of the sleeve, a connecting piece is arranged at the bottom end of the holding rod, a connecting hole is formed in the connecting piece, a spring limiting mechanism is arranged on the lower portion of an inner cavity of the sleeve, a sliding block is mounted on the spring limiting mechanism, a vertical block is fixedly connected to the top end of the sliding block, a connecting rod is connected to the middle of the left end of the vertical block, a thermocouple probe is mounted at the other end of the connecting rod, a display is arranged at the top end of the sleeve and electrically connected with the thermocouple probe through a cable, a cable channel opening is formed in the top wall of the sleeve, a bar-shaped rod is arranged in the middle of the right end of the vertical block, the right end of the bar-, the bar pole top evenly is equipped with the tooth, the tooth is located the stopper left side, sleeve pipe top right side is established to run through the spiro union and is had stop screw.

Preferably, the size of the tip of the bottom of the limit screw is smaller than the tooth space of the adjacent teeth.

Preferably, the spring limiting mechanism comprises a polished rod and a first spring, connecting blocks are arranged at two ends of the polished rod and fixedly connected with the bottom wall of the inner cavity of the casing, the sliding block is sleeved on the polished rod and is in sliding butt joint with the bottom wall of the casing, and the first spring is wound on the left part of the polished rod.

Preferably, the junction of connecting rod and riser is equipped with the bolster, the bolster is including the cover seat, be equipped with the second spring in the cover seat, the right-hand member sliding connection of connecting rod is in the cover seat.

Preferably, an insertion cover is arranged on the left end opening of the sleeve, a rope tying lug is arranged on the left side of the bottom end of the sleeve, and the rope tying lug is connected with the insertion cover through a thin rope.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses establish the thermocouple and compress tightly a piece as an organic whole, use and store conveniently, when using, it is quick to compress tightly accommodation process easy operation, and this device can be when idle simultaneously, and it is intraductal to advance the cover to withdraw the probe automatically to play the guard action to the probe.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is a front view of the present invention;

fig. 3 is an enlarged schematic view of the position a of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-sleeve, 2-holding rod, 3-connecting piece, 4-vertical block, 5-sliding block net, 6-polished rod, 7-first spring, 8-connecting rod, 9-thermocouple probe, 10-display, 11-cable channel port, 12-bar rod, 13-pressing block, 14-limiting block, 15-tooth, 16-limiting screw rod, 17-plug cover, 18-rope tying ear, 19-sleeve seat way and 20-second spring.

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

Referring to fig. 1 to 3, the present invention provides a technical solution: a thermocouple temperature measuring device comprises a sleeve 1, the left end of the sleeve 1 is open, a holding rod 2 is arranged on the right side of the bottom end of the sleeve 1, a connecting piece 3 is arranged at the bottom end of the holding rod 2, a connecting hole is formed in the connecting piece 3, a spring limiting mechanism is arranged on the lower portion of an inner cavity of the sleeve 1, a sliding block 5 is mounted on the spring limiting mechanism, a vertical block 4 is fixedly connected to the top end of the sliding block 5, a connecting rod 8 is connected to the middle of the left end of the vertical block 4, a thermocouple probe 9 is mounted at the other end of the connecting rod 8, a display 10 is arranged at the top end of the sleeve 1, the display 10 is electrically connected with the thermocouple probe 9 through a cable, a cable passage opening 11 is formed in the top wall of the sleeve 1, a bar-shaped rod 12 is arranged in the middle of the right end of the vertical block 4, a pressing block 13 is connected, the tooth 15 is located the left side of stopper 14, and the top right side of sleeve pipe 1 is established to run through the spiro union and is had stop screw 16.

Further, the size of the bottom tip of the limit screw 16 is smaller than the tooth pitch of the adjacent teeth 15.

Further, spring stop gear is equipped with the connecting block including polished rod 6 and first spring 7 at the both ends of polished rod 6, connecting block and the 1 inner chamber diapire rigid coupling of sleeve pipe, and slider 5 cup joints on polished rod 6, and slider 5 and the 1 diapire slip butt of sleeve pipe, and first spring 7 is around connecing in the left part of polished rod 6.

Furthermore, the connecting rod 8 is equipped with the bolster with the junction of erecting the piece 4, and the bolster is equipped with second spring 20 including cover seat 19 in the cover seat 19, and the right-hand member sliding connection of connecting rod 8 is in cover seat 19.

Furthermore, an insertion cover 17 is arranged on the left end opening of the sleeve 1, a rope tying lug 18 is arranged on the left side of the bottom end of the sleeve 1, and the rope tying lug 18 is connected with the insertion cover 17 through a thin rope.

The utility model discloses a concrete use mode: install the device at the annex of waiting to detect the piece through connecting piece 3, through pressing briquetting 13 for thermocouple probe 9 stretches out and waits to detect a contact, adjusts thermocouple probe 9 and the degree of hugging closely of detection piece through the dynamics that changes and press briquetting 13, adjusts suitable back, and rotatory stop screw 16, stop screw 167 descend the card in the clearance of tooth pressure 15, makes thermocouple probe 9's position stable, can last the temperature of stable detection piece.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The further embodiments of the present invention disclosed above are merely intended to help illustrate the present invention. Further embodiments are not exhaustive and do not limit the utility model to the specific embodiments described. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A thermocouple temperature measuring device is characterized in that: the temperature measuring device comprises a sleeve (1), the left end of the sleeve (1) is open, a holding rod (2) is arranged on the right side of the bottom end of the sleeve (1), a connecting piece (3) is arranged at the bottom end of the holding rod (2), a connecting hole is formed in the connecting piece (3), a spring limiting mechanism is arranged on the lower portion of an inner cavity of the sleeve (1), a sliding block (5) is mounted on the spring limiting mechanism, a vertical block (4) is fixedly connected to the top end of the sliding block (5), a connecting rod (8) is connected to the middle portion of the left end of the vertical block (4), a thermocouple probe (9) is mounted at the other end of the connecting rod (8), a display (10) is arranged at the top end of the sleeve (1), the display (10) is electrically connected with the thermocouple probe (9) through a cable, a cable passage opening (11) is formed in the top wall of the sleeve, bar pole (12) right-hand member runs through sleeve pipe (1) right-hand member and is connected with briquetting (13), the top middle part of bar pole (12) is equipped with stopper (14), stopper (14) are located sleeve pipe (1) medial position, bar pole (12) top evenly is equipped with tooth (15), tooth (15) are located stopper (14) left side, sleeve pipe (1) top right side is established and is run through spiro union has stop screw (16).

2. The thermocouple temperature measuring device according to claim 1, wherein: the size of the tip of the bottom of the limiting screw rod (16) is smaller than the tooth spacing of the adjacent teeth (15).

3. The thermocouple temperature measuring device according to claim 1, wherein: spring stop gear is including polished rod (6) and first spring (7), the both ends of polished rod (6) are equipped with the connecting block, connecting block and sleeve pipe (1) inner chamber diapire rigid coupling, slider (5) cup joint on polished rod (6), and slider (5) and sleeve pipe (1) diapire slip butt, first spring (7) around connecing in the left part of polished rod (6).

4. The thermocouple temperature measuring device according to claim 1, wherein: the connecting rod (8) is equipped with the bolster with the junction of erecting block (4), the bolster is including cover seat (19), be equipped with second spring (20) in cover seat (19), the right-hand member sliding connection of connecting rod (8) is in cover seat (19).

5. The thermocouple temperature measuring device according to claim 1, wherein: an inserting cover (17) is arranged on the left end opening of the sleeve (1), a rope tying lug (18) is arranged on the left side of the bottom end of the sleeve (1), and the rope tying lug (18) is connected with the inserting cover (17) through a thin rope.