Hand-held infrared thermometer verification support

Abstract

The utility model provides a handheld infrared thermodetector verification support, and relates to the technical field of external thermodetector verification supports. Comprising a lower moving guide groove, an upper moving guide groove, a first moving support, a second moving support, a lifting driving mechanism, a lifting cross beam, a thermodetector positioning assembly, a first shock-proof protection structure, a second shock-proof protection structure and a third shock-proof protection structure, and the lower moving guide groove and the upper moving guide groove are symmetrically formed in the left side wall and the right side wall of the blackbody furnace; one end of the first movable support is slidably connected with the lower movable guide groove and the upper movable guide groove on one side, and one end of the second movable support is slidably connected with the lower movable guide groove and the upper movable guide groove on the other side. The support structure composed of the lower moving guide groove, the upper moving guide groove, the first moving support, the second moving support and the lifting cross beam can be stored on the outer side of the blackbody furnace to form a whole with the blackbody furnace, storage, transportation and use are facilitated, the support and the blackbody furnace do not need to be assembled for use, and use convenience is high.

Description

Technical Field

[0001] The utility model relates to the technical field of external temperature measuring instrument calibration brackets, in particular to a handheld infrared temperature measuring instrument calibration bracket. Background Art

[0002] An infrared thermometer is a measuring instrument that determines the surface temperature of an object by measuring the infrared energy radiated from the surface of the object. In order to ensure the accuracy of the measurement, the infrared thermometer must be sampled and calibrated. The calibration measurement standard is a blackbody furnace, that is, a traceable blackbody radiation source is selected as the standard temperature source, and an intelligent temperature controller with a digital communication interface function is configured to set the standard temperature of the blackbody radiation source, and the temperature of the blackbody radiation source is automatically controlled through application software, and a computer, printer, etc. are also equipped. During the calibration, the infrared thermometer is required to be fixed on the axis line in front of the cavity of the blackbody furnace radiation source at the specified calibration distance, aiming at the center of the radiation source.

[0003] At present, handheld infrared thermometers are the most common in the market. In the prior art, the bracket structure and the black body furnace used to calibrate the handheld infrared thermometer are mostly split structures, which need to be assembled with the black body furnace when used, which is inconvenient to operate. In addition, the split structure causes the bracket structure and the black body furnace to be stored and protected separately, which wastes storage space. Therefore, the utility model proposes a handheld infrared thermometer calibration bracket to solve the shortcomings of the prior art. Utility Model Content

[0004] In view of the above problems, the purpose of the utility model is to provide a handheld infrared thermometer calibration bracket, which can be stored on the outside of a blackbody furnace to form a whole with the blackbody furnace through a bracket structure composed of a lower movable guide groove, an upper movable guide groove, a first movable bracket, a second movable bracket and a lifting beam, which is conducive to storage, transportation and use, and does not require assembly and use of the bracket and the blackbody furnace, and is highly convenient to use.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A handheld infrared thermometer calibration bracket, comprising a lower movable guide groove, an upper movable guide groove, a first movable bracket, a second movable bracket, a lifting drive mechanism, a lifting beam, a thermometer positioning component, a first shockproof protection structure, a second shockproof protection structure and a third shockproof protection structure, wherein the lower movable guide groove and the upper movable guide groove are symmetrically arranged on the left and right side walls of the black body furnace, one end of the first movable bracket is respectively slidably connected with the lower movable guide groove and the upper movable guide groove on one side, one end of the second movable bracket is respectively slidably connected with the lower movable guide groove and the upper movable guide groove on the other side, a scale is provided on the first movable bracket and the second movable bracket, a first shockproof protection structure is provided between the lower movable guide groove and the upper movable guide groove, the second shockproof protection structure is arranged on the rear end side of the black body furnace, and the second shockproof protection structure is connected with the lower movable guide groove and the upper movable guide groove, the lifting drive mechanism is arranged inside the first movable bracket and the second movable bracket, the lifting beam is arranged on the front end side of the black body furnace, and the lifting beam is connected to the lifting drive mechanism, and the third shockproof protection structure is arranged at the top and bottom of the lifting beam;

[0007] The thermometer positioning assembly comprises a positioning groove and a limiting member. The middle of the top of the lifting beam is provided with a positioning groove, and the inside of the positioning groove is provided with a limiting member.

[0008] A further improvement is that a fixing hole is provided inside the lower movable guide groove, and a plurality of fixing holes are provided. The first movable bracket and the second movable bracket are provided with fixing bolts adapted to the fixing holes, and the fixing bolts are connected to the fixing holes.

[0009] Further improvements are: the first shock-absorbing protection structure includes a connecting plate, a first shock-absorbing spring and a first shock-absorbing plate, a connecting plate is provided between the lower moving guide groove and the upper moving guide groove, the connecting plate is provided with multiple groups, a first shock-absorbing spring is provided on the connecting plate, and the back side of the first shock-absorbing plate is connected to one end of the first shock-absorbing spring.

[0010] A further improvement is that the second shock-absorbing protection structure includes a connecting frame, a second spring and a second shock-absorbing plate. The connecting frame is arranged at the rear end of the black body furnace. The four corners of the connecting frame are connected to the lower movable guide groove and the upper movable guide groove. A second shock-absorbing plate is arranged on one side of the connecting frame. The second shock-absorbing plates are provided in multiple groups, and the multiple groups of the second shock-absorbing plates are connected to the connecting frame through the second shock-absorbing spring.

[0011] A further improvement is that the third shock-absorbing protection structure includes a support frame, a third shock-absorbing spring and a third shock-absorbing plate. The support frame is installed at the top and bottom of the lifting beam. A third shock-absorbing plate is provided on one side of the support frame. The third shock-absorbing plate is connected to the support frame through a third shock-absorbing spring.

[0012] A further improvement is that the limiting member includes a nut seat, a limiting bolt and a limiting plate, a nut seat is provided on one side of the lifting beam, a limiting bolt is provided on the nut seat, a limiting plate is slidably provided in the positioning groove, and one end of the limiting bolt is rotatably connected to the limiting plate.

[0013] Further improvement lies in that: the lifting drive mechanism includes a lifting screw, a guide rod and a moving seat, the longitudinal beams at one end of the first moving bracket and the second moving bracket are both provided with through grooves, a lifting screw is rotatably provided inside the longitudinal beam at one end of the first moving bracket, a guide rod is provided inside the longitudinal beam at one end of the second moving bracket, a moving seat is provided on the lifting screw and the guide rod, a through groove passes through one end of the moving seat, and the lifting beam is connected to the two moving seats.

[0014] The beneficial effects of the utility model are as follows: the utility model symmetrically arranges the lower movable guide groove and the upper movable guide groove on the left and right side walls of the black body furnace, respectively slidingly connects the first movable bracket and the second movable bracket with the lower movable guide groove and the upper movable guide groove on the same side, and arranges the positioning component for fixing the handheld thermometer on the lifting beam between one end of the first movable bracket and the second movable bracket, so that the bracket structure composed of the lower movable guide groove, the upper movable guide groove, the first movable bracket, the second movable bracket and the lifting beam of the utility model can be stored outside the black body furnace to form an integral body with the black body furnace It is convenient for storage, transportation and use. It does not require the assembly of the bracket and the blackbody furnace. It is easy to use. By arranging the first shock-absorbing protection structure, the second shock-absorbing protection structure and the third shock-absorbing protection structure, an enclosing shock-absorbing structure can be formed on the bracket structure composed of the lower moving guide groove, the upper moving guide groove, the first moving bracket, the second moving bracket and the lifting beam. The first shock-absorbing protection structure, the second shock-absorbing protection structure and the third shock-absorbing protection structure can prevent external force from impacting the bracket structure and the blackbody furnace, thereby improving the service life, stability and safety of the bracket structure and the blackbody furnace. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a top view schematic diagram of the structure of the utility model;

[0017] Figure 3 It is a schematic diagram of the three-dimensional front view of the structure of the utility model in which the calibration bracket is stored on the black body furnace to form an integral state.

[0018] Wherein: 1. lower moving guide groove; 2. upper moving guide groove; 3. first moving bracket; 4. second moving bracket; 5. lifting beam; 6. thermometer positioning assembly; 601. positioning groove; 602. nut seat; 603. limit bolt; 604. limit plate; 7. first shock-absorbing protection structure; 701. connecting plate; 702. first shock-absorbing spring; 703. first shock-absorbing plate; 8. second shock-absorbing protection structure; 801. connecting frame; 802. second spring; 803. second shock-absorbing plate; 9. third shock-absorbing protection structure; 901. supporting frame; 902. third shock-absorbing spring; 903. third shock-absorbing plate; 10. black body furnace; 11. fixing hole; 12. fixing bolt; 13. lifting screw; 14. guide rod; 15. moving seat; 16. scale. DETAILED DESCRIPTION

[0019] In order to deepen the understanding of the present invention, the present invention will be further described in detail below in conjunction with an embodiment. The embodiment is only used to explain the present invention and does not constitute a limitation on the protection scope of the present invention.

[0020] according to Figure 1-3 As shown, this embodiment proposes a handheld infrared thermometer calibration bracket, including a lower movable guide groove 1, an upper movable guide groove 2, a first movable bracket 3, a second movable bracket 4, a lifting drive mechanism, a lifting beam 5, a thermometer positioning component 6, a first shockproof protection structure 7, a second shockproof protection structure 8 and a third shockproof protection structure 9, wherein the lower movable guide groove 1 and the upper movable guide groove 2 are symmetrically arranged on the left and right side walls of the black body furnace 10, one end of the first movable bracket 3 is respectively slidably connected to the lower movable guide groove 1 and the upper movable guide groove 2 on one side, one end of the second movable bracket 4 is respectively slidably connected to the lower movable guide groove 1 and the upper movable guide groove 2 on the other side, and the first movable bracket 3 and the second movable bracket 4 are both provided with a scale 1 6. A first shock-absorbing and protective structure 7 is provided between the lower moving guide groove 1 and the upper moving guide groove 2. The second shock-absorbing and protective structure 8 is provided at the rear end side of the black body furnace 10, and the second shock-absorbing and protective structure 8 is connected to the lower moving guide groove 1 and the upper moving guide groove 2. The lifting drive mechanism is provided inside the first moving bracket 3 and the second moving bracket 4. The lifting beam 5 is provided at the front end side of the black body furnace 10, and the lifting beam 5 is connected to the lifting drive mechanism. The third shock-absorbing and protective structure 9 is provided at the top and bottom of the lifting beam 5. The thermometer positioning assembly 6 includes a positioning groove 601 and a limit member. The positioning groove 601 is provided in the middle of the top of the lifting beam 5, and a limit member is provided inside the positioning groove 601.

[0021] When the novel calibration bracket of the present invention is used, the connection between the fixing bolt 12 and the fixing hole 11 is loosened, and the first movable bracket 3 and the second movable bracket 4 are synchronously moved to a suitable position. During the movement, the moving length of the first movable bracket 3 and the second movable bracket 4 can be controlled by the indication of the scale 16. When the first movable bracket 3 and the second movable bracket 4 are moved to a suitable position, the handle of the handheld infrared thermometer is fixed in the positioning groove 601 on the lifting beam 5, and the position is limited by the limiter, and then the position of the black body cavity on the black body furnace 10 is used. The lifting drive mechanism drives the lifting beam 5 to lift and lower, so that the infrared emission gun head of the handheld infrared thermometer is aimed at the black body cavity. After the calibration operation is completed, the handheld infrared thermometer is disassembled, and then the first movable bracket 3 and the second movable bracket 4 are pushed to move toward the black body furnace 10, and then the first movable bracket 3 and the second movable bracket 4 are fixed to the fixing holes 11 at appropriate positions by using the fixing bolts 12. At this time, the first shock-absorbing protection structure 7, the second shock-absorbing protection structure 8 and the third shock-absorbing protection structure 9 can be used to enclose and shock-proof the calibration bracket and the black body furnace 10.

[0022] The lower moving guide groove 1 is provided with a fixing hole 11, and the fixing hole 11 is provided with a plurality of fixing holes. The first moving bracket 3 and the second moving bracket 4 are provided with fixing bolts 12 adapted to the fixing holes 11, and the fixing bolts 12 are connected to the fixing holes 11. When the first moving bracket 3 and the second moving bracket 4 are moved in the lower moving guide groove 1 and the upper moving guide groove 2, the fixing bolts 12 can be used to fix the first moving bracket 3 and the second moving bracket 4 to the fixing holes 11 at appropriate positions in the lower moving guide groove 1, so as to prevent the first moving bracket 3 and the second moving bracket 4 from moving during the inspection operation and the storage operation.

[0023] The first shock-absorbing protection structure 7 includes a connecting plate 701, a first shock-absorbing spring 702 and a first shock-absorbing plate 703. The connecting plate 701 is provided between the lower moving guide groove 1 and the upper moving guide groove 2. The connecting plate 701 is provided with multiple groups. The connecting plate 701 is provided with a first shock-absorbing spring 702. The back of the first shock-absorbing plate 703 is connected to one end of the first shock-absorbing spring 702. The first shock-absorbing spring 702 and the first shock-absorbing plate 703 cooperate to achieve buffering of external forces. The first shock-absorbing protection structure 7 can achieve shock-absorbing protection for the left and right sides of the black body furnace 10.

[0024] The second shock-absorbing protection structure 8 includes a connecting frame 801, a second spring 802, and a second shock-absorbing plate 803. The connecting frame 801 is arranged at the rear end of the black body furnace 10. The four corners of the connecting frame 801 are connected to the lower moving guide groove 1 and the upper moving guide groove 2. A second shock-absorbing plate 803 is arranged on one side of the connecting frame 801. The second shock-absorbing plate 803 is provided in multiple groups, and the multiple groups of the second shock-absorbing plates 803 are connected to the connecting frame 801 through the second shock-absorbing spring. The second spring 802 and the second shock-absorbing plate 803 cooperate to achieve buffering of external force.

[0025] The third shock-absorbing protection structure 9 includes a support frame 901, a third shock-absorbing spring 902 and a third shock-absorbing plate 903. The support frame 901 is installed at the top and bottom of the lifting beam 5. A third shock-absorbing plate 903 is provided on one side of the support frame 901. The third shock-absorbing plate 903 is connected to the support frame 901 through the third shock-absorbing spring 902. The third shock-absorbing spring 902 and the third shock-absorbing plate 903 cooperate to achieve buffering of external forces.

[0026] The limiting member includes a nut seat 602, a limiting bolt 603 and a limiting plate 604. A nut seat 602 is provided on one side of the lifting beam 5. A limiting bolt 603 is provided on the nut seat 602. A limiting plate 604 is slidably provided in the positioning groove 601. One end of the limiting bolt 603 is rotatably connected to the limiting plate 604. By providing the limiting member, the handle of the handheld thermometer can be stably fixed inside the positioning groove 601. At the same time, the positioning groove 601 of the utility model can also be used to fix the handles of handheld thermometers of different sizes, further improving the adaptability of the utility model for direct use of verification.

[0027] The lifting drive mechanism includes a lifting screw 13, a guide rod 14 and a moving seat 15. The longitudinal beams at one end of the first moving bracket 3 and the second moving bracket 4 are both provided with through grooves. The longitudinal beam at one end of the first moving bracket 3 is provided with a lifting screw 13 for rotation. The longitudinal beam at one end of the second moving bracket 4 is provided with a guide rod 14. The lifting screw 13 and the guide rod 14 are both provided with a moving seat 15. One end of the moving seat 15 passes through a through groove, and the lifting beam 5 is connected to the two moving seats 15. By driving the lifting screw 13 (a rotating wheel is installed on the lifting screw 13 of the utility model) to rotate, the lifting beam 5 is synchronously lifted and moved on the lifting screw 13 and the guide rod 14 through the moving seat 15.

[0028] The utility model symmetrically arranges the lower moving guide groove 1 and the upper moving guide groove 2 on the left and right side walls of the black body furnace 10, respectively slidingly connects the first moving bracket 3 and the second moving bracket 4 with the lower moving guide groove 1 and the upper moving guide groove 2 on the same side, and arranges the positioning component for fixing the handheld thermometer on the lifting beam 5 between one end of the first moving bracket 3 and the second moving bracket 4, so that the support structure composed of the lower moving guide groove 1, the upper moving guide groove 2, the first moving bracket 3, the second moving bracket 4 and the lifting beam 5 of the utility model can be stored outside the black body furnace 10 and form a whole with the black body furnace 10, which is conducive to storage. It is convenient to transport and use, and there is no need to assemble the bracket and the blackbody furnace 10. It is highly convenient to use. By arranging the first shock-proof protection structure 7, the second shock-proof protection structure 8 and the third shock-proof protection structure 9, an enclosing shock-proof structure can be formed on the bracket structure composed of the lower moving guide groove 1, the upper moving guide groove 2, the first moving bracket 3, the second moving bracket 4 and the lifting beam 5. The first shock-proof protection structure 7, the second shock-proof protection structure 8 and the third shock-proof protection structure 9 can prevent external force from impacting the bracket structure and the blackbody furnace 10, thereby improving the service life, stability and safety of the bracket structure and the blackbody furnace 10.

[0029] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A handheld infrared thermometer calibration bracket, characterized in that: The invention comprises a lower movable guide groove (1), an upper movable guide groove (2), a first movable bracket (3), a second movable bracket (4), a lifting drive mechanism, a lifting beam (5), a temperature measuring instrument positioning component (6), a first shock-absorbing protection structure (7), a second shock-absorbing protection structure (8) and a third shock-absorbing protection structure (9), wherein the lower movable guide groove (1) and the upper movable guide groove (2) are symmetrically arranged on the left and right side walls of a black body furnace (10), one end of the first movable bracket (3) is respectively slidably connected to the lower movable guide groove (1) and the upper movable guide groove (2) on one side, one end of the second movable bracket (4) is respectively slidably connected to the lower movable guide groove (1) and the upper movable guide groove (2) on the other side, and the first movable bracket (1) is connected to the upper movable guide groove (2) on the other side. The first movable bracket (3) and the second movable bracket (4) are both provided with a scale (16); a first shock-absorbing protection structure (7) is provided between the lower movable guide groove (1) and the upper movable guide groove (2); the second shock-absorbing protection structure (8) is arranged at a rear end side of the black body furnace (10), and the second shock-absorbing protection structure (8) is connected to the lower movable guide groove (1) and the upper movable guide groove (2); the lifting drive mechanism is arranged inside the first movable bracket (3) and the second movable bracket (4); the lifting beam (5) is arranged at a front end side of the black body furnace (10), and the lifting beam (5) is connected to the lifting drive mechanism; and the third shock-absorbing protection structure (9) is arranged at the top and bottom of the lifting beam (5); The temperature measuring instrument positioning assembly (6) comprises a positioning groove (601) and a limiting member. The positioning groove (601) is provided in the middle of the top of the lifting beam (5), and the limiting member is provided inside the positioning groove (601).

2. The handheld infrared thermometer calibration bracket according to claim 1 is characterized in that: The lower movable guide groove (1) is provided with a fixing hole (11) inside, and the fixing holes (11) are provided with a plurality of fixing bolts (12) adapted to the fixing holes (11) are provided on the first movable bracket (3) and the second movable bracket (4), and the fixing bolts (12) are connected to the fixing holes (11).

3. The handheld infrared thermometer calibration bracket according to claim 1 is characterized in that: The first shock-absorbing protection structure (7) comprises a connecting plate (701), a first shock-absorbing spring (702) and a first shock-absorbing plate (703); a connecting plate (701) is provided between the lower moving guide groove (1) and the upper moving guide groove (2); a plurality of connecting plates (701) are provided; a first shock-absorbing spring (702) is provided on the connecting plate (701); and the back side of the first shock-absorbing plate (703) is connected to one end of the first shock-absorbing spring (702).

4. The handheld infrared thermometer calibration bracket according to claim 1, characterized in that: The second shock-absorbing protection structure (8) comprises a connecting frame (801), a second spring (802) and a second shock-absorbing plate (803); the connecting frame (801) is arranged at the rear end of the black body furnace (10); the four corners of the connecting frame (801) are connected to the lower movable guide groove (1) and the upper movable guide groove (2); a second shock-absorbing plate (803) is arranged on one side of the connecting frame (801); the second shock-absorbing plates (803) are arranged in a plurality of groups; and the plurality of groups of the second shock-absorbing plates (803) are connected to the connecting frame (801) via the second shock-absorbing springs.

5. The handheld infrared thermometer calibration bracket according to claim 1, characterized in that: The third shock-absorbing protection structure (9) comprises a support frame (901), a third shock-absorbing spring (902) and a third shock-absorbing plate (903); the support frame (901) is installed at the top and bottom of the lifting beam (5); a third shock-absorbing plate (903) is provided on one side of the support frame (901); and the third shock-absorbing plate (903) is connected to the support frame (901) via a third shock-absorbing spring (902).

6. The handheld infrared thermometer calibration bracket according to claim 1, characterized in that: The limiting member comprises a nut seat (602), a limiting bolt (603) and a limiting plate (604); a nut seat (602) is provided on one side of the lifting beam (5); a limiting bolt (603) is provided on the nut seat (602); a limiting plate (604) is slidably provided in the positioning groove (601); one end of the limiting bolt (603) is rotatably connected to the limiting plate (604).

7. The handheld infrared thermometer calibration bracket according to claim 1, characterized in that: The lifting drive mechanism comprises a lifting screw (13), a guide rod (14) and a moving seat (15); a through slot is provided on the longitudinal beams at one end of the first moving bracket (3) and the second moving bracket (4); a lifting screw (13) is rotatably provided inside the longitudinal beam at one end of the first moving bracket (3); a guide rod (14) is provided inside the longitudinal beam at one end of the second moving bracket (4); a moving seat (15) is provided on the lifting screw (13) and the guide rod (14); a through slot is passed through one end of the moving seat (15); and the lifting cross beam (5) is connected to the two moving seats (15).

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