Clamping structure and thermocouple testing device

Abstract

The utility model provides a clamping structure and a thermocouple testing device, and belongs to the technical field of thermocouple testing. The clamping structure comprises a clamping assembly. The clamping assembly comprises a connecting plate, a rotating rod, a first knob bolt, a sliding rod, a second knob bolt and a fixing sleeve, during use, the second knob bolt can be withdrawn from the interior of the rotating rod by rotating and disassembling the second knob bolt, then the sliding rod can be inserted into the connecting plate, then the fixing sleeve is rotated upwards, then the first knob bolt is rotated and disassembled, and the second knob bolt can be withdrawn from the interior of the rotating rod. When the clamping assembly is folded, the first knob bolt is withdrawn from the interior of the rotating rod, then the rotating rod can be rotated, the rotating rod can be rotated towards the placing groove, the second knob bolt enters the interior of the through hole, and the fixing sleeve enters the interior of the placing groove, so that the storage and folding of the clamping assembly are completed, and the space occupied by the clamping assembly can be reduced; and the storage of the temperature calibration furnace is facilitated.

Description

Technical Field

[0001] The present application relates to the field of thermocouple testing, and in particular to a clamping structure and a thermocouple testing device. Background Art

[0002] Thermocouples are commonly used temperature measuring elements in temperature measuring instruments. They directly measure temperature and convert temperature signals into thermoelectric potential signals, which are then converted into the temperature of the measured medium through electrical instruments (secondary instruments). In order to ensure the accuracy of the temperature measurement performance of thermocouples, it is necessary to test and calibrate the thermocouples. The temperature calibration furnace is a commonly used device for testing and calibrating temperature measuring elements.

[0003] When the temperature calibration furnace is testing and calibrating the thermocouple, the thermocouple needs to be clamped and fixed by a clamping and fixing structure. However, in the related temperature calibration furnace technology, the clamping and fixing structure on the temperature calibration furnace is relatively fixed as a whole and cannot be folded and stored. It will take up a certain amount of space when not in use, which is not conducive to the storage of the temperature calibration furnace. Utility Model Content

[0004] In order to remedy the above deficiencies, the present application provides a clamping structure and a thermocouple testing device, which aims to improve the problem that the clamping and fixing structure cannot be folded and stored, which is not conducive to the storage of the temperature calibration furnace.

[0005] In a first aspect, an embodiment of the present application provides a clamping structure, including a clamping assembly.

[0006] The clamping assembly includes a connecting plate, a rotating rod, a first knob bolt, a sliding rod, a second knob bolt and a fixing sleeve, a through opening is opened on one side of the connecting plate, a placement slot is opened on one side of the connecting plate, the bottom end of the rotating rod is rotatably connected to the connecting plate, the first knob bolt is threadedly connected to the connecting plate, the first knob bolt is threadedly inserted into the interior of the rotating rod, the bottom end of the sliding rod is slidably inserted into the interior of the rotating rod, the second knob bolt is threadedly inserted into the interior of the rotating rod, the second knob bolt is tightly pressed against the sliding rod, the second knob bolt is arranged corresponding to the through opening, the fixing sleeve is hinged to the top end of the sliding rod, the fixing sleeve is arranged corresponding to the placement slot, and an elastic sleeve is arranged inside the fixing sleeve.

[0007] In a specific embodiment, a rotating shaft is disposed at the bottom end of the rotating rod, and one end of the rotating shaft is rotatably connected to one side of the connecting plate.

[0008] In a specific implementation manner, a fixing plate is provided on the upper surface of the connecting plate, and the first knob bolt thread penetrates through the plate body of the fixing plate.

[0009] In a specific implementation manner, a first fixing hole is formed in the rod body of the rotating rod, and one end of the first knob bolt is rotatably inserted into the first fixing hole.

[0010] In a specific embodiment, a slot is provided inside the rotating rod, and the bottom end of the sliding rod is slidably inserted into the slot.

[0011] In a specific embodiment, a second fixing hole is provided on one side of the sliding rod, and a plurality of second fixing holes are provided, and the plurality of second fixing holes are evenly arranged, one end of the second knob bolt is threadedly inserted into the interior of the slot, and one end of the second knob bolt is rotatably inserted into the interior of one of the second fixing holes, and the second knob bolt and the plurality of second fixing holes are arranged correspondingly.

[0012] In a specific embodiment, a connecting rod is provided on the outer wall of the fixing sleeve, and one end of the connecting rod is hinged to the top end of the sliding rod.

[0013] In a specific embodiment, a limiting groove is provided at the top of the sliding rod, one end of the connecting rod rotates inside the limiting groove, a damping hinge is provided at the upper corner of one end of the connecting rod, and the damping hinge is fixedly connected to the top of the connecting rod.

[0014] In a specific implementation, a groove wall of the placement groove is provided with an elastic pad, and the elastic pad is arranged corresponding to the fixing sleeve.

[0015] In a second aspect, an embodiment of the present application further provides a thermocouple testing device, comprising the above-mentioned clamping structure and a temperature calibration furnace.

[0016] An insertion port is arranged at the top of the temperature calibration furnace, the connection plate is fixedly connected to the top wall of the temperature calibration furnace, and the fixing sleeve and the elastic sleeve are both located above the insertion port.

[0017] The beneficial effect of the utility model is that the utility model obtains a clamping structure through the above-mentioned design. When in use, the second knob bolt is rotated and removed to make the second knob bolt withdraw from the interior of the rotating rod, and then the sliding rod can be inserted into the interior of the connecting plate, and then the fixing sleeve is rotated upward, and then the first knob bolt is rotated and removed to make the first knob bolt withdraw from the interior of the rotating rod, and then the rotating rod can be rotated, and the rotating rod can be rotated toward the placement groove, the second knob bolt will enter the interior of the through opening, and the fixing sleeve will enter the interior of the placement groove, thereby completing the storage and folding of the clamping assembly, thereby reducing the space occupied by the clamping assembly, and thus facilitating the storage and storage of the temperature calibration furnace. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the implementation methods of the present application, the drawings required for use in the implementation methods will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present application and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 It is a schematic diagram of the structure of the clamping structure and the thermocouple testing device provided in the embodiment of the present application;

[0020] Figure 2 A schematic diagram of the structure of the clamping assembly provided in the embodiment of the present application from a first perspective;

[0021] Figure 3 A schematic diagram of the structure of the clamping assembly provided in an embodiment of the present application from a second perspective;

[0022] Figure 4 A schematic diagram of the rotating rod structure provided in an embodiment of the present application;

[0023] Figure 5 A schematic diagram of the structure of the rotating rod and the sliding rod provided in the embodiment of the present application;

[0024] Figure 6 A schematic diagram of the partial structure of the sliding rod and the connecting rod provided in an embodiment of the present application.

[0025] In the figure: 100-clamping assembly; 110-connecting plate; 111-through opening; 112-placing groove; 1121-elastic pad; 113-fixing plate; 120-rotating rod; 121-rotating shaft; 122-first fixing hole; 123-slot; 130-first knob bolt; 140-sliding rod; 141-second fixing hole; 142-limiting groove; 150-second knob bolt; 160-fixing sleeve; 161-connecting rod; 170-elastic sleeve; 180-damping hinge; 200-temperature calibration furnace; 210-insertion port. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present application will be described below in conjunction with the drawings in the embodiments of the present application.

[0027] In order to make the purpose, technical solutions and advantages of the implementation methods of this application clearer, the technical solutions in the implementation methods of this application will be clearly and completely described below in conjunction with the drawings in the implementation methods of this application. Obviously, the described implementation methods are part of the implementation methods of this application, not all of the implementation methods. Based on the implementation methods in this application, all other implementation methods obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0028] See also Figure 1 , the present application provides a clamping structure, including a clamping assembly 100.

[0029] See also Figure 1-6 The clamping assembly 100 includes a connecting plate 110, a rotating rod 120, a first knob bolt 130, a sliding rod 140, a second knob bolt 150 and a fixing sleeve 160. A through opening 111 is opened on one side of the connecting plate 110, and a placement groove 112 is opened on one side of the connecting plate 110. The bottom end of the rotating rod 120 is rotatably connected to the connecting plate 110. A rotating shaft 121 is provided at the bottom end of the rotating rod 120, and one end of the rotating shaft 121 is rotatably connected to one side of the connecting plate 110.

[0030] In this embodiment, the first knob bolt 130 is threadedly connected to the connecting plate 110, and a fixing plate 113 is provided on the upper surface of the connecting plate 110. The first knob bolt 130 is threadedly penetrated through the plate body of the fixing plate 113, and the first knob bolt 130 is threadedly inserted into the interior of the rotating rod 120. The rod body of the rotating rod 120 is provided with a first fixing hole 122, and one end of the first knob bolt 130 is rotatably inserted into the interior of the first fixing hole 122, and the bottom end of the sliding rod 140 is slidably inserted into the interior of the rotating rod 120, and a slot 123 is provided in the interior of the rotating rod 120, and the bottom end of the sliding rod 140 is slidably inserted into the interior of the slot 123.

[0031] In the present application, the second knob bolt 150 is threadedly inserted into the interior of the rotating rod 120, and the second knob bolt 150 is tightly pressed against the sliding rod 140. A second fixing hole 141 is opened on one side of the sliding rod 140, and a plurality of second fixing holes 141 are opened, and the plurality of second fixing holes 141 are evenly arranged. One end of the second knob bolt 150 is threadedly inserted into the interior of the slot 123, and one end of the second knob bolt 150 is rotatably inserted into the interior of one of the second fixing holes 141, and one end of the second knob bolt 150 is tightly pressed against the end wall of the second fixing hole 141. The second knob bolt 150 and the plurality of second fixing holes 141 are arranged correspondingly, and the second knob bolt 150 and the through opening 111 are arranged correspondingly, and the second knob bolt 150 can enter the interior of the through opening 111.

[0032] In the specific setting, the fixed sleeve 160 is hinged to the top of the sliding rod 140, and a connecting rod 161 is provided on the outer wall of the fixed sleeve 160. One end of the connecting rod 161 is hinged to the top of the sliding rod 140. A limiting groove 142 is provided at the top of the sliding rod 140. One end of the connecting rod 161 rotates inside the limiting groove 142. A damping hinge 180 is provided at the upper corner of one end of the connecting rod 161, and the damping hinge 180 is fixedly connected to the top of the connecting rod 161.

[0033] In this embodiment, the fixing sleeve 160 is arranged corresponding to the placement groove 112, and the groove wall of the placement groove 112 is provided with an elastic pad 1121, and the elastic pad 1121 is arranged corresponding to the fixing sleeve 160. The fixing sleeve 160 can enter the placement groove 112 and press against the elastic pad 1121. The top surface of the elastic pad 1121 is chamfered, and the elastic pad 1121 can be an elastic rubber pad. The interior of the fixing sleeve 160 is provided with an elastic sleeve 170, and the elastic sleeve 170 can be an elastic rubber sleeve. The thermocouple can be passed through the interior of the elastic sleeve 170, and the elastic sleeve 170 presses against the thermocouple to fix the thermocouple.

[0034] See also Figure 1 and 2 The present application further provides a thermocouple testing device, including the above-mentioned clamping structure and a temperature calibration furnace 200. An insertion port 210 is provided at the top of the temperature calibration furnace 200. The temperature measuring end of the thermocouple can enter the interior of the temperature calibration furnace 200 through the insertion port 210. The connecting plate 110 is fixedly connected to the top wall of the temperature calibration furnace 200, and the fixing sleeve 160 and the elastic sleeve 170 are both located above the insertion port 210.

[0035] Specifically, the clamping structure and the working principle of the thermocouple testing device are as follows: when in use, the temperature calibration furnace 200 can be opened, and then the thermocouple to be tested and calibrated can be passed through the elastic sleeve 170, and the temperature measuring end of the thermocouple can be inserted into the temperature calibration furnace 200 through the insertion port 210. When the temperature calibration furnace 200 needs to be stored, the second knob bolt 150 can be rotated and disassembled to make the second knob bolt 150 withdraw from the second fixing hole 141, and then the sliding rod 140 can be inserted into the slot 123, and then the fixing sleeve 160 can be rotated upward, and the fixing sleeve 160 can be made to move under the action of the damping hinge 180. And the connecting rod 161 is vertical, and then the first knob bolt 130 is rotated to remove the first knob bolt 130, so that the first knob bolt 130 is withdrawn from the first fixing hole 122, and then the rotating rod 120 can be rotated, and the rotating rod 120 can be rotated toward the placement groove 112, and the second knob bolt 150 will enter the through opening 111, and the fixing sleeve 160 will enter the placement groove 112 and press against the elastic pad 1121, thereby limiting the fixing sleeve 160, and then completing the storage and folding of the clamping assembly 100, thereby reducing the space occupied by the clamping assembly 100, which is beneficial to the storage of the temperature calibration furnace 200.

[0036] The above description is only an embodiment of the present application and is not intended to limit the scope of protection of the present application. For those skilled in the art, the present application may have various changes and variations. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present application should be included in the scope of protection of the present application. It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings.

[0037] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present application, which should be included in the protection scope of the present application. Therefore, the protection scope of the present application should be based on the protection scope of the claims.

Claims

1. A clamping structure, characterized in that: include A clamping assembly (100), the clamping assembly (100) comprising a connecting plate (110), a rotating rod (120), a first knob bolt (130), a sliding rod (140), a second knob bolt (150) and a fixing sleeve (160), one side of the connecting plate (110) is provided with a through opening (111), one side of the connecting plate (110) is provided with a placement groove (112), the bottom end of the rotating rod (120) is rotatably connected to the connecting plate (110), the first knob bolt (130) is threadedly connected to the connecting plate (110), and the first knob bolt (130) is threadedly inserted into the The bottom end of the sliding rod (140) is slidably inserted into the rotating rod (120), the second knob bolt (150) is threadedly inserted into the rotating rod (120), the second knob bolt (150) is tightly pressed against the sliding rod (140), the second knob bolt (150) is arranged corresponding to the through hole (111), the fixing sleeve (160) is hinged to the top end of the sliding rod (140), the fixing sleeve (160) is arranged corresponding to the placement groove (112), and an elastic sleeve (170) is arranged inside the fixing sleeve (160).

2. A clamping structure according to claim 1, characterized in that: A rotating shaft (121) is disposed at the bottom end of the rotating rod (120), and one end of the rotating shaft (121) is rotatably connected to one side of the connecting plate (110).

3. A clamping structure according to claim 1, characterized in that: A fixing plate (113) is provided on the upper surface of the connecting plate (110), and the first knob bolt (130) is threadedly penetrated through the plate body of the fixing plate (113).

4. A clamping structure according to claim 3, characterized in that: The rod body of the rotating rod (120) is provided with a first fixing hole (122), and one end of the first knob bolt (130) is rotatably inserted into the interior of the first fixing hole (122).

5. A clamping structure according to claim 1, characterized in that: A slot (123) is provided inside the rotating rod (120), and the bottom end of the sliding rod (140) is slidably inserted into the slot (123).

6. A clamping structure according to claim 5, characterized in that: A second fixing hole (141) is provided on one side of the sliding rod (140), and a plurality of the second fixing holes (141) are provided, and the plurality of the second fixing holes (141) are evenly arranged. One end of the second knob bolt (150) is threadedly inserted into the interior of the slot (123), and one end of the second knob bolt (150) is rotatably inserted into the interior of one of the second fixing holes (141). The second knob bolt (150) and the plurality of the second fixing holes (141) are arranged correspondingly.

7. A clamping structure according to claim 1, characterized in that: The outer wall of the fixing sleeve (160) is provided with a connecting rod (161), and one end of the connecting rod (161) is hinged to the top end of the sliding rod (140).

8. A clamping structure according to claim 7, characterized in that: A limiting groove (142) is provided at the top end of the sliding rod (140), one end of the connecting rod (161) is rotated inside the limiting groove (142), a damping hinge (180) is provided at the upper corner of one end of the connecting rod (161), and the damping hinge (180) is fixedly connected to the top end of the connecting rod (161).

9. The clamping structure according to claim 1, characterized in that: The groove wall of the placement groove (112) is provided with an elastic pad (1121), and the elastic pad (1121) is arranged corresponding to the fixing sleeve (160).

10. A thermocouple testing device, characterized in that: The clamping structure comprises any one of claims 1 to 9, and A temperature calibration furnace (200), wherein an insertion port (210) is provided at the top of the temperature calibration furnace (200), the connection plate (110) is fixedly connected to the top wall of the temperature calibration furnace (200), and the fixing sleeve (160) and the elastic sleeve (170) are both located above the insertion port (210).

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