CN219675300U - Temperature measurement fixing device - Google Patents

Abstract

A temperature measurement fixing device includes a bearing, an adapter and a fixing assembly; wherein, the bearing has a positioning cavity, and the positioning cavity is used to accommodate a corresponding measured object; the adapter includes an adapter terminal, and the adapter terminal is fixed It is arranged on the bearing member and is located in the positioning cavity; the fixing component is arranged in cooperation with the bearing member and is used to press the object under test in the direction of the positioning cavity to fix the object under test to the carrier member and keep the transfer terminal and the object under test touch. Using the positioning cavity as a benchmark for positioning and placing the object under test on the carrier can ensure the consistency or uniqueness of the installation direction and placement of the object under test; through the pressing effect of the fixed component on the object under test, it can quickly and steadily The object under test is fixed to the carrier, so that while the object under test remains in contact with the transfer terminal, its spatial position will not change in any way (for example, it is always placed horizontally), thus creating a way to reduce the error in measuring temperature distribution. conditions, which is conducive to improving the quality of temperature calibration.

Description

A temperature measuring fixture

Technical field

The utility model relates to the technical field of temperature calibration, in particular to a temperature measurement fixture.

Background technique

As the core component of the heat-not-burn atomization device, the heating device plays a decisive role in the heating and atomization performance of the atomization device; during the manufacturing process of the heating device, it is affected by factors such as manufacturing tolerances, process environment, and circuit configuration. , often leads to certain deviations in the heating temperatures of different heating devices; therefore, in order to ensure the consistency and stability of product quality, it is usually necessary to perform temperature calibration on the heating devices before the product leaves the factory.

Existing temperature calibration generally uses an infrared temperature measurement camera to measure the surface temperature of the heating device. Since the placement of the heating device relative to the infrared temperature measurement camera is adjusted and controlled by the operator based on experience, the temperature measurement position of the heating device cannot be guaranteed. Consistency can easily increase the error in measuring temperature distribution, thereby affecting the quality of temperature calibration.

Utility model content

The main technical problem solved by the utility model is to provide a temperature measurement fixing device that can position and fix the measured object to provide guarantee for improving the quality of temperature calibration.

One embodiment provides a temperature measurement fixture, including:

The bearing member has a positioning cavity, and the positioning cavity is used to accommodate at least part of a corresponding measured object;

An adapter for electrically connecting the object to be measured and the temperature measurement control source. The adapter includes an adapter terminal; the adapter terminal is fixedly installed on the carrier and located in the positioning cavity; and

A fixing component is provided in cooperation with the bearing member; the fixing component is used to press the object under test in the direction of the positioning cavity to fix the object under test to the carrier and allow the object to be measured to rotate with the rotating member. Terminals maintain contact connections.

In one embodiment, the carrier further has an alignment structure for aligning the relative position of the transfer terminal and the object under test; the alignment structure includes an alignment structure extending along the depth direction of the positioning cavity and located at The groove structure or protruding structure in the positioning cavity; and/or

The bearing member also has a positioning wall, which protrudes from the surface of the bearing member and encloses the positioning cavity.

In one embodiment, the number of the alignment structures is set to multiple, the multiple alignment structures are arranged at intervals around the geometric center of the positioning cavity, and at least two of the multiple alignment structures have Different sizes.

In one embodiment, the bearing member also has a positioning hole for pre-fixing the object to be measured on the bearing member; the positioning hole is disposed through the bearing member along the depth direction of the positioning cavity and is connected to the positioning hole. The positioning cavities are connected.

In one embodiment, the adapter further includes a control module for electrically connecting the temperature measurement control source; the adapter terminal is arranged through the carrier along the depth direction of the positioning cavity, and is connected to the control module electrical connection settings; and/or

The number of the transfer terminals is set to be multiple; a plurality of the transfer terminals are arranged at intervals around the geometric center of the positioning cavity so as to correspond one-to-one and make contact connections with different parts of the object to be measured.

In one embodiment, the fixing component includes a rotating member and a locking member; wherein the rotating member is connected to the bearing member in a manner that can be rotated and opened and closed relative to the positioning cavity to resist the object to be measured; so The locking member cooperates with the rotating member and the bearing member to lock the rotating member to the bearing member.

In one embodiment, the rotating member has a notch structure, and the notch structure is used to avoid the object being measured when the rotating member rotates to open and close.

In one embodiment, the load-bearing member includes a load-bearing bottom plate and a support vertical plate. The support vertical plate is disposed on one side of the load-bearing base plate in the first direction, and the positioning cavity extends along the second direction and is disposed on the support base plate. supporting vertical plate; wherein the first direction and the second direction are perpendicular to each other;

The rotary member is rotatably connected to an end of the support vertical plate close to the load-bearing bottom plate; the locking member locks the rotary member and the support vertical plate at an end of the support vertical plate away from the load-bearing bottom plate. .

In one embodiment, the load-bearing member includes a load-bearing bottom plate and a plurality of support vertical plates. The support vertical plates are disposed on one side of the load-bearing bottom plate in the first direction. Each of the support vertical plates is provided with an edge. The positioning cavity extends in the second direction, and a plurality of the supporting vertical plates are arranged side by side and spaced apart along the third direction; wherein the first direction, the second direction and the third direction are perpendicular to each other;

The rotating part, the adapter part and the supporting vertical plate are in one-to-one correspondence. The rotating part is rotatably connected to one end of the corresponding supporting vertical plate close to the load-bearing bottom plate, and the two adjacent ones are The rotating parts are connected and fixed through the linkage arm;

The locking piece locks the rotating member and the supporting vertical plate at an end of at least one of the supporting vertical plates away from the load-bearing bottom plate; or the locking piece locks the rotating member at the linkage arm. parts and the supporting vertical plate.

In one embodiment, the load-bearing member further includes a locking vertical plate, which is disposed on the load-bearing bottom plate; and the locking vertical plate is aligned with at least one of the linkage arms, so that The locking piece can lock the linkage arm to the corresponding locking vertical plate.

The temperature measurement fixing device according to the above embodiment includes a carrier, an adapter and a fixed component; the carrier has a positioning cavity, and the positioning cavity is used to accommodate a corresponding measured object; the adapter includes an adapter terminal, and the adapter The connecting terminal is fixedly arranged on the bearing member and is located in the positioning cavity; the fixing component is arranged in cooperation with the bearing member and is used to press the object under test toward the direction of the positioning cavity, so as to fix the object under test to the carrier member and allow the transfer terminal to be in contact with the object being measured. The test object remains in contact. Using the positioning cavity as a benchmark for positioning and placing the object under test on the carrier can ensure the consistency or uniqueness of the installation direction and placement of the object under test; through the pressing effect of the fixed component on the object under test, it can quickly and steadily The object under test is fixed to the carrier, so that while the object under test remains in contact with the transfer terminal, its spatial position will not change in any way (for example, it is always placed horizontally), thus creating a way to reduce the error in measuring temperature distribution. conditions, which is conducive to improving the quality of temperature calibration.

Description of drawings

Figure 1 is a schematic three-dimensional structural diagram (1) of a temperature measurement fixture according to an embodiment.

Figure 2 is a schematic three-dimensional structural diagram (2) of a temperature measurement fixture according to an embodiment.

Figure 3 is a schematic three-dimensional structural diagram (3) of a temperature measurement fixture according to an embodiment.

FIG. 4 is a schematic diagram of the alignment relationship between the temperature measurement fixture and the object to be measured when used in one embodiment.

FIG. 5 is a schematic diagram of the structural state of the temperature measurement fixing device when positioning and fixing the object to be measured according to an embodiment.

Figure 6 is a schematic three-dimensional structural diagram (4) of a temperature measurement fixture according to an embodiment.

Figure 7 is a schematic structural reference diagram of a modular heating assembly.

In the picture:

10. Bearing member; 10a, positioning cavity; 10b, alignment structure; 10c, positioning hole; 11. Bearing bottom plate; 12. Support vertical plate; 13. Positioning wall; 14. Locking vertical plate;

20. Adapter; 21. Adapter terminal; 22. Control module; 30. Rotating component; 31. Rotating arm; 32. Rotating shaft structure; 33. Notch structure; 34. Linkage arm;

A. Heating component; a1, heating element; a2, terminal board; a3, positioning shaft; a4, positioning flange.

Detailed ways

The present application will be further described in detail below through specific embodiments in conjunction with the accompanying drawings. Similar elements in different embodiments use associated similar element numbers. In the following embodiments, many details are described in order to make the present application better understood. However, those skilled in the art can readily recognize that some of the features may be omitted in different situations, or may be replaced by other elements, materials, and methods. In some cases, some operations related to the present application are not shown or described in the specification. This is to avoid the core part of the present application being overwhelmed by excessive descriptions. For those skilled in the art, it is difficult to describe these in detail. The relevant operations are not necessary, and they can fully understand the relevant operations based on the descriptions in the instructions and general technical knowledge in the field.

Additionally, the features, operations, or characteristics described in the specification may be combined in any suitable manner to form various embodiments. At the same time, each step or action in the method description can also be sequentially exchanged or adjusted in a manner that is obvious to those skilled in the art. Therefore, the various sequences in the description and drawings are only for clearly describing a certain embodiment, and do not imply a necessary sequence, unless otherwise stated that a certain sequence must be followed.

The serial numbers assigned to components in this article, such as "first", "second", etc., are only used to distinguish the described objects and do not have any sequential or technical meaning. The terms "connection" and "connection" mentioned in this application include direct and indirect connections (connections) unless otherwise specified.

The terms "first direction", "second direction" and "third direction" used in this article are three mutually orthogonal directions defined based on the overall structural structure of the temperature measurement fixture; in this temperature measurement fixture In a general application scenario, as shown in Figures 1 and 6, for example, the "first direction" refers to the up and down direction, the "second direction" refers to the front and back direction, and the "third direction" refers to the left and right direction.

Referring to Figures 1 to 6, one embodiment provides a temperature measurement fixture that can be used to position and fix the heating device in the heat-not-burn device in the working space to perform temperature calibration of the heating device; the temperature measurement The fixing device includes a bearing 10, an adapter 20, a fixing component, and other functional components as needed.

In order to describe the temperature measurement fixture more clearly and in detail, please refer to Figures 4 to 7. In this article, the modular heating component A is used as the measured object to explain the structural structure, application principle, etc. of the temperature measurement fixture; However, it should be pointed out that the modular heating component A is only an exemplary application object of the temperature measurement fixture. The temperature measurement fixture can also be used to position and fix heating devices or objects with other structural forms. .

Referring to Figure 7, the heating component A roughly includes a heating element a1, a terminal block a2 disposed on the end side of the heating element a1, and a joint that assembles the heating element a1 and the terminal block a2 into one body; wherein, the joint has a The axial direction of the body a1 passes through the positioning shaft a3 provided in the terminal base a2 and the positioning flanges a4 located on both sides of the terminal base a2. It can be understood that the modular heating component A can be a functional component that can be directly assembled and used in a heat-not-burn device; the modular heating component A can also be only a partial component (such as a heating element). a1 (or together with the terminal block a2)) can be directly assembled into a functional structure used in a heat-not-burn device.

Referring to FIGS. 1 to 6 , the carrier 10 includes a carrier bottom plate 11 and a support vertical plate 12 . The support vertical plate 12 is provided on the upper side of the carrier bottom plate 11 in the first direction, so that the overall outline of the carrier 10 is approximately At the same time, the supporting vertical plate 12 is provided with a positioning cavity 10a on the front surface in the second direction. The positioning cavity 10a may be surrounded by a positioning wall 13 protruding from the front surface of the supporting vertical plate 12. The positioning cavity 10a may also be a cavity structure provided through the front surface of the supporting vertical plate 12.

The positioning cavity 10a can accommodate at least part of the heating component A, such as the terminal block a2 located on the end side of the heating element a1, the positioning shaft a3, the positioning flange a4, etc. in the heating component A; thereby positioning the heating component A approximately horizontally. The device is positioned on the supporting vertical plate 12 so that the heating element a1 is suspended in the space above the supporting bottom plate 11 to facilitate measurement of the surface temperature of the heating element a1. During specific implementation, the cross-sectional shape of the positioning cavity 10a in the first direction can be set to roughly match the contour shape of the portion where the heating component A is accommodated.

In other embodiments, the bearing member 10 may also adopt other suitable structural structures, which will not be described again here.

Referring to Figures 1 to 6, the adapter 20 is mainly used to establish an electrical connection between the heating component A and the temperature measurement control source (such as a computer terminal configured with a temperature calibration program, etc.) so that the temperature measurement control source can The heating temperature of the heating element a1 is regulated, and relevant information fed back by the adapter 20 is received. The adapter 20 includes an adapter terminal 21 and a control module 22; wherein the adapter terminal 21 penetrates the support vertical plate 12 along the second direction and is provided in the positioning cavity 10a, and is electrically connected to the control module 22 through a cable. Mainly It is used to contact and connect the heating component A (for example, the terminal base a2 is provided with a corresponding connection terminal, and the connection terminal is electrically connected to the heating resistor in the heating element a1).

During specific implementation, the number of transfer terminals 21 and their arrangement in the positioning cavity 10a can be selected and configured according to the number of resistors in the heating element a1, the number and arrangement of the connection terminals on the terminal base a2; for example, The number of connecting terminals 21 can be set to multiple. The multiple connecting terminals 21 are arranged at intervals around the geometric center of the positioning cavity 10a, so that after the heating component A is placed on the carrier 10, the multiple connecting terminals 21 can be connected to the heating component. Different parts of A correspond one to one and are connected by contact.

For example, the number of transfer terminals 21 is set to six and arranged in groups of two. The three groups of transfer terminals 21 correspond to the three resistors in the heating element a1 respectively; on the transfer terminals 21 and the terminal base a2 After the connection terminals are aligned and connected, the corresponding heating element resistance can be connected to the control module 22 with the help of each set of transfer terminals 21 (that is, a loop is formed), so that multiple resistances of the heating element a1 can be tested at the same time. Create conditions that are conducive to improving temperature calibration efficiency.

The control module 22 can be composed of a PCB board, a functional interface (such as a Type-C interface) and related electronic components. It is mainly used as an electrical connection component between the adapter 20 and the temperature measurement control source to receive The temperature measurement control source issues temperature adjustment instructions, feeds back corresponding information to the temperature measurement control source, etc.; the control module 22 is provided on the load-bearing bottom plate 11 and is located behind the support vertical plate 12 to avoid the control module 22 and the corresponding cables. It causes interference to the placement, fixation and temperature measurement of heating component A. In other embodiments, the control module 22 may also be a functional module used in conjunction with the adapter terminal 21 , that is, the control module 22 is not a component of the adapter 20 or the temperature measurement fixture.

Referring to Figures 1 to 6, the fixing component is provided in conjunction with the bearing 10 (specifically, the supporting vertical plate 12), and is mainly used to fix the heating component A positioned on the supporting vertical plate 12, so as to fix the heating component A. Under the premise of the placement posture (specifically, horizontal placement) and placement position, ensure that the transfer terminal 21 maintains a good contact connection relationship with the heating component A. The fixing assembly includes a rotating member 30 and a locking member 40; wherein, the rotating member 30 is connected to the supporting vertical plate 12 (or the positioning cavity 10a) in a rotatable opening and closing manner, so that when the rotating member 30 is relative to the supporting vertical plate, When the plate 12 is rotated and closed, it can press the heating component A (specifically, the positioning flange c of the heating component A) in the second direction, thereby finally pressing the received part of the heating component A into the positioning cavity 10a, so that the transfer terminal 21 Contact the corresponding part of the heating component A (ie: connecting terminal). The locking member 40 is used in conjunction with the rotating member 30 and the supporting member 10. After the rotating member 30 presses or compresses the heating component A against the supporting vertical plate 12, the rotating member 30 is locked with the supporting vertical plate 12 with the help of the locking member 40. Fixing, thereby achieving the positioning, fixed placement or placement of the heating component A.

In one embodiment, please refer to Figures 2, 4 and 5. The rotating member 30 includes a rotating arm 31 and a rotating shaft structure 32; wherein the bottom end of the rotating arm 31 is connected to the supporting vertical plate 12 through the rotating shaft structure 32 and is located in the positioning cavity 10a. On the lower side, the rotating arm 31 extends from its top end toward the side where the bottom end is, and is provided with a notch structure 33 that can face each other in the second direction with the positioning cavity 10a; in other words, the rotating arm 31 is generally in the shape of a "U" The closed end of the rotating arm 31 is connected to the supporting vertical plate 12 through the rotating shaft structure 32, and the open end is used to cooperate with the locking member 40. Correspondingly, the fastener 40 is configured to be able to fix the rotating arm 31 and the support vertical plate 12 at the end of the support vertical plate 12 away from the load-bearing bottom plate 11; specifically, the fastener 40 can have a ring structure or adopt an approximate C shape. Or a U-shaped buckle structure, and can be flexibly separated from the bearing member 10 and the rotating member 30 in structure.

After the heating component A is positioned and placed on the supporting vertical plate 12 through the positioning cavity 10a, by flipping the rotating arm 31 to rotate and close relative to the supporting vertical plate 12, the notch structure 33 can be used to avoid the heating component A (specifically, the heating element a1). , and enable the parts of the rotating arm 31 located on both sides of the notch structure 33 to press against the positioning flange c of the heating component A (in specific implementation, the contour edge of the notch structure 33 can be set to roughly match the contour shape of the positioning flange c ), so that when the top of the rotating arm 31 resists the supporting vertical plate 12, the heating component A is finally pressed against the supporting vertical plate 12; and then the fastener 40 is used to cover the top of the rotating arm 31 and the top of the supporting vertical plate 12. to achieve fixed placement of heating component A.

It should be noted that the bold dashed line with an arrow in Figure 4 represents the general disassembly and assembly direction of the heating component A; in other embodiments, according to actual needs, the locking member 40 can also use screws, buckles and other connectors or connection structures. The top end of the rotating arm 31 is fixed to the supporting vertical plate 12 in a detachable or detachable manner.

In other embodiments, the rotating member 30 and the locking member 40 may also be replaced by other suitable structures; for example, a sliding member may be provided on the supporting vertical plate 12, and the sliding member may be configured to approach and move away from the positioning cavity 10a along a preset trajectory. Sliding; after the heating component A is positioned and placed on the supporting vertical plate 12 through the positioning cavity 10a, the heating component A can also be pressed and fixed by pushing and pulling the sliding member in the direction close to the positioning cavity 10a. All these will not be described in detail.

On the one hand, the positioning cavity 10a can be used as a reference for positioning and placing the heating component A on the carrier 10. With the mutual cooperation of the rotating member 30, the locking member 40 and the carrier 10, the positioning and fixation of the heating component A can be quickly realized to ensure that The consistency or uniqueness of the installation direction, placement position or placement posture of the heating component A, that is to say, not only the spatial position of the heating component a1 will not change during the temperature calibration process, but also the heating component can be placed every time. Ensure that the heating element a1 is in the same spatial position (for example, kept horizontally); this can create conditions for reducing the error in measuring temperature distribution and help improve the quality of temperature calibration.

On the other hand, with the help of the contact connection relationship between the transfer terminal 21 and the heating component, especially the alignment relationship between the multiple transfer terminals 21 and the heating resistors in the heating element a1, there is no need to measure the temperature of each heating resistor separately. This can create conditions for improving temperature calibration efficiency.

In one embodiment, please refer to FIG. 2 . The carrier 10 also has an alignment structure 10 b , which mainly serves to align and guide the heating component A during the process of placing it on the supporting vertical plate 12 (or the positioning cavity 10 a ). The heating component A can be moved to a position where it is aligned and contacted with the transfer terminal 21; specifically, the alignment structure 10b extends along the second direction (or the depth direction of the positioning cavity 10a) and is provided in the positioning cavity 10a. According to the groove structure on the cavity wall (i.e., the positioning wall 13), the positioning flange c of the heating component A is provided with a protruding structure that matches the alignment structure 10b; thus, when the heating component A is inserted During the process of placing it in the positioning cavity 10a, the structural matching relationship and the sliding fit relationship between the alignment structure 10b and the positioning flange c can be used to guide the heating component A to move toward the positioning cavity 10a, and make the transfer terminal 21 and the heating The connection terminals of component A are accurately aligned, so that the transfer terminal 21 and the heating component A are finally kept in contact and connected under the action of the fixed component.

During specific implementation, the number of the alignment structures 10b can be set to multiple, the multiple alignment structures 10b are arranged at intervals around the geometric center of the positioning cavity 10a, and at least two of the multiple alignment structures 10b have different sizes; For example, the number of the alignment structures 10b is set to two. The two alignment structures 10b are arranged on the upper and lower sides of the positioning cavity 10a in the first direction, and the widths of the grooves of the two alignment structures 10b are different. Therefore, by utilizing the size difference of the alignment structure 10b and the structural matching relationship with the heating component A, the alignment structure 10b can simultaneously play a foolproof role and ensure the uniqueness of the placement direction of the heating component A.

In other embodiments, according to actual needs (such as the structural structure of the positioning flange c of the heating component A, etc.), the alignment structure can also use a protruding structure provided on the inside of the positioning wall 13 or a notch structure penetrating the positioning wall 13; For the plurality of alignment structures 10b, at least two of them have different sizes, or two adopt different structural forms, for example, at least one adopts a groove structure and at least another adopts a protruding structure.

In one embodiment, please refer to Figures 2 and 3. The carrier 10 also has a positioning hole 10c. The positioning hole 10c is disposed through the support vertical plate 12 along the second direction (or the depth direction of the positioning cavity 10a) and connected with the positioning cavity 10a. connected; the positioning hole 10c is mainly used to pre-fix the heating component A. Specifically, when placing the heating component A, the heating component A is inserted into the positioning cavity 10a with the help of the alignment structure 10b, so that the positioning shaft d of the heating component A gradually penetrates the supporting vertical plate 12 through the positioning hole 10c, thereby The heating component A is pre-fixed to the supporting vertical plate 12 ; and then the fixing component is used to finally fix the heating component A to the carrier 10 .

In one embodiment, please refer to FIG. 6 , the number of the supporting vertical plates 12 , the adapters 20 and the rotating parts 30 is set to be multiple, and the three are arranged in one-to-one correspondence; wherein, the plurality of supporting vertical plates 12 are arranged along the third The direction is arranged side by side at intervals, and a locking vertical plate 14 is provided at a position where the bearing base 11 is located between two adjacent or every two adjacent supporting vertical plates 12; and the rotating member 30 is rotatably connected to The corresponding support vertical plate 12 is close to one end of the load-bearing bottom plate 11 , and two adjacent rotating parts 30 are connected and fixed by a linkage arm 34 .

After multiple heating components A are positioned and placed on the corresponding supporting vertical plates 12 , the linkage arms 34 are used to establish a structural connection relationship between the rotating parts 30 , which can cause the multiple rotating parts 30 to rotate and close synchronously, so that their corresponding The heating components A are pressed against the supporting vertical plate 12 , and finally the plurality of heating components A are fixed using fasteners 40 .

During specific implementation, the locking member 40 can adopt the collar structure of the previous embodiment, and only part of the supporting vertical plate 12 and its corresponding rotating member 30 are sleeved and fixed by the locking member 40, thereby achieving simultaneous pressing of multiple heating components A. Tightly fixed; for example, the support vertical plate 12 and the rotating member 30 located at the left and right ends are fixed by fasteners 40. The locking member 40 can also be configured to fix the linkage arm 34 and the locking vertical plate 14 at an end of the locking vertical plate 14 away from the load-bearing bottom plate 11; specifically, after the heating component A is pressed and fixed, the locking member 40 The locking vertical plate 14 and the linkage arm 34 are clamped and fixed.

As a result, the fixing device can position and fix multiple heating components A at the same time, thereby facilitating batch temperature measurement calibration of the heating components A and effectively improving the temperature calibration efficiency.

The above specific examples are used to illustrate the present invention, which are only used to help understand the present invention and are not intended to limit the present invention. For those skilled in the technical field to which the present utility model belongs, several simple deductions, modifications or substitutions can be made based on the ideas of the present utility model.

Claims (10)

1. A temperature measurement fixing device, characterized by comprising:

the bearing piece is provided with a positioning cavity which is used for accommodating at least part of a corresponding measured object;

the adaptor is used for electrically connecting the measured object and the temperature measurement control source and comprises an adaptor terminal; the switching terminal is fixedly arranged on the bearing piece and is positioned in the positioning cavity; and

the fixing component is matched with the bearing piece; the fixing component is used for pressing the measured object towards the direction of the positioning cavity so as to fix the measured object on the bearing piece and enable the measured object to be in contact connection with the switching terminal.

2. The temperature measurement fixing device according to claim 1, wherein the carrier further has an alignment structure for aligning the relative positions of the adapter terminal and the object to be measured; the alignment structure comprises a groove structure or a bulge structure which is arranged along the depth direction of the positioning cavity and is positioned in the positioning cavity; and/or

The bearing piece is also provided with a positioning wall, and the positioning wall protrudes out of the surface of the bearing piece and is arranged and enclosed to form the positioning cavity.

3. The thermometric fixture of claim 2, wherein the number of alignment structures is a plurality, the plurality of alignment structures are spaced about a geometric center of the positioning cavity, and at least two of the plurality of alignment structures have different dimensions.

4. The temperature measurement fixing device according to claim 1, wherein the carrier is further provided with a positioning hole for pre-fixing the object to be measured to the carrier; the positioning hole penetrates through the bearing piece along the depth direction of the positioning cavity and is communicated with the positioning cavity.

5. The temperature measurement fixture of claim 1 wherein said adapter further comprises a control module for electrically connecting to a temperature measurement control source; the switching terminal penetrates through the bearing piece along the depth direction of the positioning cavity, and is electrically connected with the control module; and/or

The number of the switching terminals is set to be a plurality; the switching terminals are distributed at intervals around the geometric center of the positioning cavity so as to correspond to different parts of the measured object one by one and are in contact connection with the measured object.

6. The thermometric fixture apparatus of any one of claims 1-5, wherein the fixture assembly comprises a rotating member and a locking member; the rotary piece is connected to the bearing piece in a mode of rotating to open and close relative to the positioning cavity and is used for propping against a measured object; the locking piece is matched with the rotating piece and the bearing piece and used for locking the rotating piece to the bearing piece.

7. The thermometric holding apparatus of claim 6, wherein the rotating member has a notch structure for avoiding the subject when the rotating member is rotated open.

8. The temperature measurement fixing device according to claim 6, wherein the bearing member comprises a bearing bottom plate and a bearing vertical plate, the bearing vertical plate is arranged on one side of the bearing bottom plate in a first direction, and the positioning cavity is arranged on the bearing vertical plate in a second direction in an extending manner; wherein the first direction and the second direction are perpendicular to each other;

the rotating piece is rotationally connected with one end of the supporting vertical plate, which is close to the bearing bottom plate; the locking piece locks the rotating piece and the supporting vertical plate at one end, far away from the bearing bottom plate, of the supporting vertical plate.

9. The temperature measurement fixing device as claimed in claim 6, wherein the bearing member comprises a bearing bottom plate and a plurality of bearing vertical plates, the bearing vertical plates are arranged on one side of the bearing bottom plate in the first direction, each bearing vertical plate is provided with a positioning cavity extending along the second direction, and the plurality of bearing vertical plates are arranged at intervals side by side along the third direction; wherein the first direction, the second direction and the third direction are perpendicular to each other;

the rotating pieces, the switching pieces and the supporting vertical plates are in one-to-one correspondence, the rotating pieces are rotationally connected to one end, close to the bearing bottom plate, of the corresponding supporting vertical plates, and the two adjacent rotating pieces are fixedly connected through the linkage arm;

the locking piece locks the rotating piece and the supporting vertical plate at one end of at least one supporting vertical plate far away from the bearing bottom plate; or the locking piece locks the rotating piece and the supporting vertical plate at the linkage arm.

10. The temperature measurement fixture of claim 9 wherein said carrier further comprises a locking riser disposed on said load floor; and the locking vertical plate is matched with at least one of the linkage arms in an alignment way, so that the locking piece can lock the linkage arm to the corresponding locking vertical plate.