CN211904447U - Heat treatment temperature measuring device for pipe fitting - Google Patents
Heat treatment temperature measuring device for pipe fitting Download PDFInfo
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- CN211904447U CN211904447U CN202020698528.1U CN202020698528U CN211904447U CN 211904447 U CN211904447 U CN 211904447U CN 202020698528 U CN202020698528 U CN 202020698528U CN 211904447 U CN211904447 U CN 211904447U
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Abstract
The utility model discloses a heat treatment temperature measuring device of pipe fitting, this temperature measuring device's main part adopts the structural style of pliers, and its front end is used for the face of cylinder such as pipe fitting or the pipe fitting of centre gripping temperature that awaits measuring, utilizes the linkage characteristic of the preceding back chamber of the pincers body, adjusts the open angle in chamber through adjusting the rear end, can realize the regulation to centre gripping chamber size, makes the device press from both sides tight pipe fitting, guarantees the stability of temperature measurement point, and the pipe fitting that can be applicable to different specifications carries out the centre gripping temperature measurement to reduce temperature measuring device's purchase cost. In addition, the temperature measuring element-thermocouple of the temperature measuring device can be detached, so that the collision damage of the thermocouple is avoided, and the precision sensitivity of temperature measurement is ensured.
Description
Technical Field
The utility model relates to a heat treatment technical field especially relates to a heat treatment temperature measuring device of pipe fitting.
Background
The heat treatment is a technique of putting a metal or alloy workpiece in a certain medium, and changing the internal structure of the metal or alloy by heating, heat preservation and cooling so as to obtain the required performance. In the heat treatment process, the temperature of the test piece has great influence on the structure transformation of the heat treatment test piece, and different structure transformation processes exist at different temperatures, so that the process performance and the service performance of the workpiece are influenced finally.
The existing pipe fitting temperature measuring device cannot be suitable for measuring the temperature of pipe fittings of various models, has poor adjustment performance, and can only be manufactured or purchased again according to different specifications of products, thereby increasing the production cost. And the temperature measuring element used in the existing temperature measuring device can not be disassembled, and the temperature measuring element is a relatively precise electric element, so that the temperature measuring element is easy to collide and damage in the taking and storing processes of the temperature measuring device, and the non-sealed storage can influence the measuring precision of the temperature measuring device.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a heat treatment temperature measuring device suitable for carry out the temperature measurement to the pipe fitting of different models, and temperature measuring element detachable pipe fitting is provided.
In order to solve the technical problem, the utility model discloses the technical scheme who takes is:
a heat treatment temperature measuring device for pipe fittings is characterized by comprising:
the middle parts of the two forceps handles are hinged through a hinge shaft, the front ends of the forceps handles are provided with arc sections protruding outwards, clamping cavities for clamping pipe fittings are formed at the front ends of the two forceps handles, the rear ends of the forceps handles are provided with straight line sections, and adjusting cavities for adjusting the opening sizes of the clamping cavities are formed at the rear ends of the two forceps handles;
the adjusting mechanism is arranged in the adjusting cavity and comprises an electric push rod vertically fixed with a straight line section of one clamp handle and a sliding ring in sliding connection with a straight line section of the other clamp handle, a guide part for enabling the sliding ring to slide along the clamp handle in a straight line is matched between the sliding ring and the clamp handle in a concave-convex mode, and the sliding ring is hinged with the telescopic end of the electric push rod; and
the clamp comprises a clamp handle, a mounting block and a locking part, wherein the clamp handle is used for clamping a thermocouple, the mounting block is fixed on the outer side of the front end of the clamp handle and is provided with a jack into which a temperature measuring end of the thermocouple is inserted, the clamp handle is provided with a temperature measuring hole corresponding to the jack, and the side direction of the mounting block is also provided with the locking part used for locking the thermocouple and the mounting block.
A further technical solution is that the locking portion includes:
the accommodating cavity is vertical to and communicated with the jack;
the elastic pressing piece comprises two guide rods which are perpendicular to the insertion holes, fixed pressing plates are fixed at two ends of the two guide rods, movable pressing plates are movably arranged in the middles of the two guide rods, a front pressure spring penetrates through the guide rods between the fixed pressing plate and the movable pressing plate at the front end, and a rear pressure spring penetrates through the guide rods between the fixed pressing plate and the movable pressing plate at the rear end; and
and the driving rod is perpendicular to the jack and comprises a polished rod and a screw rod which are coaxial and are connected in a rotating mode, the front end of the polished rod is fixed with the movable pressing plate and movably penetrates through the fixed pressing plate at the end, and the screw rod extends out of the mounting block and is in threaded connection with the mounting block.
The technical scheme is that the front end of the screw rod is provided with a sinking groove, a bearing is embedded in the sinking groove, and the rear end of the polished rod is assembled on the bearing.
The further technical proposal is that the extrusion surface of the fixed pressure plate at the front end is covered with an elastic layer.
A further aspect is that the guide portion includes:
a guide groove is formed in the inner ring of the slip ring; and
and a guide strip arranged on the corresponding straight line section at the rear end of the forceps handle along the length direction of the straight line section, wherein the guide strip is in concave-convex fit with the guide groove.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:
the main part of the temperature measuring device adopts the structural form of a pliers, the front end of the main part is used for clamping cylindrical surfaces of pipe fittings or pipe fittings and the like with the temperature to be measured, the linkage characteristic of the front cavity and the rear cavity of the pliers body is utilized, the opening angle of the cavity is adjusted by adjusting the rear end, the size of the clamping cavity can be adjusted, the device clamps the pipe fittings tightly, the stability of a temperature measuring point is ensured, and the temperature measuring device can be suitable for clamping and measuring the temperature of the pipe fittings with different specifications so as to reduce the purchase cost of the temperature.
In addition, the temperature measuring element-thermocouple of the temperature measuring device can be disassembled, when the clamp body is clamped and fixed on the pipe fitting, the thermocouple is installed, and after temperature measurement is completed, the thermocouple can be disassembled firstly, a detachable mechanism form is adopted, so that the thermocouple can be taken and stored conveniently, the collision damage of the thermocouple is avoided, and the precision sensitivity of temperature measurement is ensured.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is another schematic structural view of the present invention;
fig. 3 is a schematic structural diagram of the middle mounting block of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
As shown in fig. 1 and 2, the disclosed device for measuring temperature in heat treatment of pipe comprises two clamp handles 110, wherein the middle parts of the two clamp handles 110 are hinged by a hinge shaft 120 to form a clamp body. The front end of the forceps handles 110 has an arc section protruding outwards, a clamping cavity for clamping a pipe fitting is formed at the front end of the two forceps handles 110, the rear end of the forceps handles 110 has a straight section, and an adjusting cavity for adjusting the opening size of the clamping cavity is formed at the rear end of the two forceps handles 110.
In order to realize the automatic and locking of the opening of the clamping cavity and ensure that the clamping cavity can be firmly clamped on the pipe fitting, the device is also provided with an adjusting mechanism. The adjusting mechanism is arranged in the adjusting cavity and comprises an electric push rod 210 vertically fixed with a straight line section of one forceps handle 110 and a slip ring 220 connected with a straight line section of the other forceps handle 110 in a sliding manner, a guide part for enabling the slip ring 220 to slide along the forceps handle 110 in a straight line is matched between the slip ring 220 and the forceps handle 110 in a concave-convex manner, so that the slip ring 220 only slides along the straight line section of the forceps handle 110 and cannot rotate, and the slip ring 220 is hinged with a telescopic end of the electric push rod 210.
The clamping cavity is clamped on the pipe fitting with temperature measurement, the front end of the clamp handle 110 corresponding to the electric push rod 210 is attached to the pipe fitting, the fixed clamp handle 110 is formed by the clamp handle 110, the movable clamp handle 110 is formed by the other clamp handle 110, the movable clamp handle 110 is used to approach the fixed clamp handle 110 through the contraction of the electric push rod 210 and the sliding of the sliding ring 220, so as to reduce the opening of the clamping cavity, and after the length of the electric push rod 210 is stabilized, the opening of the clamping cavity can be locked, and the clamping cavity is firmly clamped on the pipe fitting.
The device further comprises a mounting block 300 for mounting the thermocouple 400, so as to realize the detachable fixation of the thermocouple 400 and the device main body. The mounting block 300 is fixed to the outer side of the front end of a forceps handle 110, the mounting block 300 is provided with an insertion hole 310 into which a temperature measuring end of the thermocouple 400 is inserted, the forceps handle 110 is provided with a temperature measuring hole corresponding to the insertion hole 310, and the mounting block 300 is further provided with a locking portion 320 for locking the thermocouple 400 and the mounting block 300 in a lateral direction. After the rear clamp body is installed, the thermocouple 400 is inserted into the insertion hole 310, the temperature measuring end of the thermocouple enters the temperature measuring hole to measure the temperature of the pipe fitting to be measured, and the temperature measuring value is transmitted to a display screen.
The main part of the temperature measuring device adopts the structural form of a pliers, the front end of the main part is used for clamping cylindrical surfaces of pipe fittings or pipe fittings and the like with the temperature to be measured, the linkage characteristic of the front cavity and the rear cavity of the pliers body is utilized, the opening angle of the cavity is adjusted by adjusting the rear end, the size of the clamping cavity can be adjusted, the device clamps the pipe fittings tightly, the stability of a temperature measuring point is ensured, and the temperature measuring device can be suitable for clamping and measuring the temperature of the pipe fittings with different specifications so as to reduce the purchase cost of the temperature.
In addition, the temperature measuring element of the temperature measuring device, namely the thermocouple 400, can be disassembled, when the clamp body is clamped and fixed on the pipe fitting, the thermocouple 400 is installed, and after temperature measurement is completed, the thermocouple 400 can be disassembled firstly, a detachable mechanism mode is adopted to be beneficial to taking and storing the thermocouple 400, collision damage of the thermocouple 400 is avoided, and the precision of temperature measurement is ensured.
As shown in fig. 3, according to the disclosed embodiment, the locking portion 320 includes a receiving cavity 321, a resilient pressing member and an actuating rod. The receiving cavity 321 is perpendicular to and communicates with the insertion hole 310 for achieving a lateral pressing locking of the thermoelement 400. The elastic pressing piece comprises two guide rods perpendicular to the insertion hole 310, fixed pressing plates 322 are fixed at two ends of the two guide rods, movable pressing plates 323 are movably arranged in the middle of the two guide rods, a front pressure spring 324 penetrates through the guide rods between the fixed pressing plates 322 and the movable pressing plates 323 at the front ends, and a rear pressure spring 325 penetrates through the guide rods between the fixed pressing plates 322 and the movable pressing plates 323 at the rear ends. The driving rod is perpendicular to the insertion hole 310 and comprises a polish rod 326 and a screw 327 which are coaxial and rotationally connected, a sunk groove is formed in the front end of the screw 327, a bearing is embedded in the sunk groove, and the rear end of the polish rod 326 is assembled on the bearing. The front end of the polish rod 326 is fixed with the movable pressing plate 323 and movably passes through the fixed pressing plate 322 at the end, and the screw 327 extends out of the mounting block 300 and is in threaded connection with the mounting block 300.
When the measuring needle of the thermocouple 400 is inserted in place, the screw 327 is rotated to enable the polish rod 326 to drive the movable pressing plate 323 to move forwards, the movable pressing plate 323 compresses the front pressure spring 324, the front pressure spring 324 compresses to store energy and releases energy, and the fixed pressing plate 322 at the front end is driven to move forwards, so that the fixed pressing plate 322 at the front end can laterally press the measuring needle of the thermocouple 400, and the thermocouple 400 is fixed with the device main body. Since the guide rod is fixedly connected between the two fixed pressing plates 322, the fixed pressing plate 322 at the rear end also moves forward. When the thermocouple 400 needs to be detached after temperature measurement is completed, the screw 327 is rotated reversely, so that the polish rod 326 drives the movable pressing plate 323 to move backwards, the movable pressing plate 323 compresses the rear pressing spring 325, the rear pressing spring 325 compresses energy storage and releases energy to drive the fixed pressing plate 322 at the rear end to move backwards, and the fixed pressing plate 322 at the front end also moves backwards due to the fact that the guide rod is fixedly connected between the two fixed pressing plates 322, and therefore the thermocouple 400 is released.
The impact force at the time of locking the thermocouple 400 can be reduced by the bidirectional elastic buffering of the locking part 320, so that the measurement accuracy of the thermocouple 400 can be ensured.
Further, the pressing surface of the fixed pressing plate 322 at the front end is covered with an elastic layer, and the elastic layer is in contact with the thermocouple 400, so that rigid collision is avoided.
In a real-time manner according to the disclosure, the guiding portion comprises a guiding groove formed in an inner ring of the slip ring 220; and a guide strip along the length direction is arranged on the corresponding straight line section at the rear end of the forceps handle 110, and the guide strip is in concave-convex fit with the guide groove, so that the slip ring 220 can only move along the forceps handle 110 without rotating, and the normal operation of the adjusting mechanism during adjustment is ensured.
The above is only the preferred embodiment of the present invention, and any person can make some simple modifications, deformations and equivalent replacements according to the present invention, all fall into the protection scope of the present invention.
Claims (5)
1. A heat treatment temperature measuring device for pipe fittings is characterized by comprising:
the middle parts of the two forceps handles (110) are hinged through a hinge shaft (120), the front end of each forceps handle (110) is provided with an arc-shaped section protruding outwards, a clamping cavity for clamping a pipe fitting is formed at the front end of each forceps handle (110), the rear end of each forceps handle (110) is provided with a straight line section, and an adjusting cavity for adjusting the opening size of the clamping cavity is formed at the rear end of each forceps handle (110);
the adjusting mechanism is arranged in the adjusting cavity and comprises an electric push rod (210) vertically fixed with the straight line section of one clamp handle (110) and a sliding ring (220) in sliding connection with the straight line section of the other clamp handle (110), a guide part for enabling the sliding ring (220) to linearly slide along the clamp handle (110) is matched between the sliding ring (220) and the clamp handle (110) in a concave-convex mode, and the sliding ring (220) is hinged with the telescopic end of the electric push rod (210); and
the thermocouple fixing device comprises a mounting block (300) used for mounting a thermocouple (400), wherein the mounting block (300) is fixed on the outer side of the front end of a clamp handle (110), an insertion hole (310) for inserting a temperature measuring end of the thermocouple (400) is formed in the mounting block (300), a temperature measuring hole corresponding to the insertion hole (310) is formed in the clamp handle (110), and a locking portion (320) used for locking the thermocouple (400) and the mounting block (300) is further arranged on the lateral side of the mounting block (300).
2. The heat treatment thermometric device of claim 1, wherein the locking portion (320) comprises:
a receiving chamber (321) perpendicular to and communicating with the insertion hole (310);
the elastic pressing piece comprises two guide rods which are perpendicular to the insertion holes (310), fixed pressing plates (322) are fixed at two ends of the two guide rods, movable pressing plates (323) are movably arranged in the middles of the two guide rods, a front pressure spring (324) penetrates through the guide rod between the fixed pressing plate (322) and the movable pressing plate (323) at the front end, and a rear pressure spring (325) penetrates through the guide rod between the fixed pressing plate (322) and the movable pressing plate (323) at the rear end; and
the drive rod is perpendicular to the jack (310) and comprises a polish rod (326) and a screw rod (327) which are coaxial and connected in a rotating mode, the front end of the polish rod (326) is fixed with the movable pressing plate (323) and movably penetrates through the fixed pressing plate (322) at the end, and the screw rod (327) extends out of the mounting block (300) and is in threaded connection with the mounting block (300).
3. The heat treatment thermometric device of claim 2, wherein the screw (327) has a sink at its front end, a bearing is embedded in the sink, and the rear end of the polish rod (326) is mounted on the bearing.
4. The heat treatment thermometric apparatus of claim 1, wherein the pressing surface of the fixed platen (322) at the front end is covered with an elastic layer.
5. The heat treatment thermometric device of claim 1, wherein the guide comprises:
a guide groove is formed in the inner ring of the slip ring (220); and
a guide strip is arranged on the straight line section at the rear end of the corresponding forceps handle (110) along the length direction of the forceps handle, and the guide strip is in concave-convex fit with the guide groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020698528.1U CN211904447U (en) | 2020-04-30 | 2020-04-30 | Heat treatment temperature measuring device for pipe fitting |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020698528.1U CN211904447U (en) | 2020-04-30 | 2020-04-30 | Heat treatment temperature measuring device for pipe fitting |
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| CN211904447U true CN211904447U (en) | 2020-11-10 |
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| CN202020698528.1U Active CN211904447U (en) | 2020-04-30 | 2020-04-30 | Heat treatment temperature measuring device for pipe fitting |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113405679A (en) * | 2021-05-14 | 2021-09-17 | 中国原子能科学研究院 | Measuring device for inner wall of pipeline |
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2020
- 2020-04-30 CN CN202020698528.1U patent/CN211904447U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113405679A (en) * | 2021-05-14 | 2021-09-17 | 中国原子能科学研究院 | Measuring device for inner wall of pipeline |
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