Sample holder for constant-temperature metal bath

Abstract

The utility model relates to the technical field of sample racks, in particular to a sample rack for a constant-temperature metal bath, which comprises a device body, an equipment body and a sample rack arranged on the surface of the equipment body, an adjusting mechanism is connected to the surface of the top end of the sample rack and comprises a supporting rod, the outer wall of the top end of the supporting rod is sleeved with an auxiliary frame, and a fixing rod is connected into the auxiliary frame. The fixing screw is rotated to be separated from the interior of the threaded hole formed in the supporting rod, then the auxiliary frame is moved upwards, and after the position of the auxiliary frame is adjusted, one end of the fixing screw penetrates through the slotted hole formed in the auxiliary frame to be rotationally connected into the threaded hole formed in the supporting rod, so that the auxiliary frame is limited; when the auxiliary frame moves downwards, the gasket is used for buffering between the sample frame and the auxiliary frame, so that the adjusting effect on the auxiliary frame is achieved, the auxiliary frame is used for assisting the sample frame in limiting a sample, and the problem that the sample topples over is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of sample racks, in particular to a sample rack for a constant temperature metal bath. Background Art

[0002] A constant temperature metal bath is a constant temperature device used in scientific experiments and industrial production. It uses metal or alloy materials as heat sources and can control its temperature to be stable within a specific temperature range. The constant temperature metal bath has the advantages of high temperature control accuracy, low temperature change rate, and long constant temperature time. It is widely used in chemistry, medicine, biology, and other fields. Usually, a constant temperature metal bath will use a sample rack to classify and place samples.

[0003] When the existing constant temperature metal bath sample rack is used, the function of the constant temperature metal bath sample rack is to classify and place the samples and limit the positions, but the existing sample rack cannot adjust the height. When limiting the positions of samples of different lengths, the sample rack cannot be adjusted according to the length of the sample, which easily causes the problem of sample tipping. Utility Model Content

[0004] The utility model aims to provide a sample rack for a constant temperature metal bath to solve the problem in the background art that when limiting the positions of samples of different lengths, the sample rack cannot be adjusted according to the length of the samples, which may cause the samples to fall over.

[0005] In order to achieve the above object, the utility model provides the following technical solution, a sample holder for a constant temperature metal bath, comprising:

[0006] The device body comprises an equipment body, and a sample holder is arranged on the surface of the equipment body;

[0007] An adjustment mechanism is connected to the top surface of the sample rack, including a support rod, an auxiliary frame is sleeved on the outer wall of the top of the support rod, a fixing rod is connected inside the auxiliary frame, an elastic pad is arranged on the surface of the fixing rod, a fixing screw is inserted inside one side of the support rod, and a gasket is sleeved on the outer wall of the bottom end of the support rod.

[0008] Preferably, through holes are provided on the four corner surfaces of the auxiliary frame, and the support rods are inserted into the through holes provided in the auxiliary frame.

[0009] Preferably, grooves are provided on both sides of the inner wall of the through hole of the auxiliary frame, both ends of the fixing rod are connected to one side of the inner wall of the groove of the auxiliary frame, a through groove is provided on one side of the support rod, and the fixing rod is inserted into the through groove of the support rod.

[0010] Preferably, a plurality of threaded holes are formed on one side of the inner wall of the through slot formed on the support rod, a slot hole is formed on one side of the inner wall of the through hole formed on the auxiliary frame, and one end of the fixing screw passes through the slot hole formed on the auxiliary frame and is rotatably connected to the inside of the threaded hole formed on the support rod.

[0011] Preferably, the bottom end of the support rod is connected to an assembly structure, and the assembly structure includes a positioning rod, the bottom end of the positioning rod is connected to a threaded rod, a limiting rod is inserted inside one side of the positioning rod, both sides of the limiting rod are connected to sliders, and one side of the slider is connected to a support spring.

[0012] Preferably, movable grooves are provided on both sides of the sample rack, the limiting rod is inserted into the movable groove provided in the sample rack, sliding grooves are provided on both sides of the inner wall of the movable groove provided in the sample rack, one end of the support spring is connected to one side of the inner wall of the sliding groove provided in the sample rack, and the sliding block is inserted into the sliding groove provided in the sample rack and is slidably connected to the sample rack.

[0013] Preferably, the sample rack has threaded grooves on its four corners, the threaded rod is rotatably connected to the inside of the threaded grooves on the sample rack, a limiting groove is provided on one side of the positioning rod, and one end of the limiting rod is inserted into the limiting groove provided by the positioning rod.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. Rotate the fixing screw to disengage it from the threaded hole of the support rod, and then move the auxiliary frame upward to make the fixing rod slide in the through slot of the support rod. Use the support rod to ensure that the fixing rod always moves vertically. After the position of the auxiliary frame is adjusted, pass one end of the fixing screw through the slot of the auxiliary frame and rotate it to connect it to the threaded hole of the support rod. Use an elastic pad to buffer the fixing rod and the fixing screw so that the two are in flexible contact to limit the auxiliary frame. When moving the auxiliary frame downward, use a gasket to buffer the sample rack and the auxiliary rack, thereby achieving the adjustment of the auxiliary rack. Use the auxiliary rack to assist the sample rack to limit the sample to avoid the problem of sample tipping.

[0016] 2. Pull the limit rod to make the slider squeeze the support spring to shrink, and then rotate the positioning rod and the threaded rod connected to the bottom end of the support rod to connect to the threaded groove opened in the sample rack, use the threaded rod to limit the positioning rod, and then release the limit rod to allow the support spring to support the slider to reset, so that one end of the limit rod is inserted into the limit groove opened in the positioning rod, and use the limit rod to limit the angle of the positioning rod and the threaded rod, thereby realizing the assembly between the support rod and the sample rack. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a front view stereoscopic schematic diagram of the structure of the utility model;

[0018] Figure 2 It is a partial cross-sectional perspective schematic diagram of the structure of the utility model;

[0019] Figure 3 It is a top view and a partially cutaway three-dimensional schematic diagram of the structure of the utility model;

[0020] Figure 4 It is a partially cutaway perspective schematic diagram of the structure of the utility model from a side view;

[0021] Figure 5 It is a partially cutaway three-dimensional schematic diagram of the structure of the utility model when viewed from above.

[0022] In the figure: 1. device body; 11. equipment body; 12. sample rack; 2. adjustment mechanism; 21. support rod; 22. auxiliary rack; 23. fixing rod; 24. elastic pad; 25. fixing screw; 26. gasket; 3. assembly structure; 31. positioning rod; 32. threaded rod; 33. limit rod; 34. slider; 35. support spring. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-5 , an embodiment provided by the utility model:

[0025] A sample holder for a constant temperature metal bath, comprising:

[0026] The device body 1 includes a device body 11, and a sample holder 12 is arranged on the surface of the device body 11. The electronic components in the device body 11 are prior art and can be purchased on the market. They are not the technical protection points of this application, so no excessive description is made;

[0027] The top surface of the sample rack 12 is connected to an adjustment mechanism 2, which includes a support rod 21. The outer wall of the top end of the support rod 21 is sleeved with an auxiliary frame 22. The inside of the auxiliary frame 22 is connected to a fixing rod 23. An elastic pad 24 is provided on the surface of the fixing rod 23. A fixing screw 25 is inserted into one side of the support rod 21. The outer wall of the bottom end of the support rod 21 is sleeved with a gasket 26.

[0028] Furthermore, through holes are provided on the four corner surfaces of the auxiliary frame 22 , and the support rod 21 is inserted into the through holes provided in the auxiliary frame 22 , so that the support rod 21 is positioned through the through holes provided in the auxiliary frame 22 .

[0029] Furthermore, grooves are provided on both sides of the inner wall of the through hole of the auxiliary frame 22, and both ends of the fixing rod 23 are connected to one side of the inner wall of the groove provided by the auxiliary frame 22. A through groove is provided on one side of the support rod 21, and the fixing rod 23 is inserted into the through groove provided by the support rod 21, so as to realize the movement and limiting of the fixing rod 23 through the through groove provided by the support rod 21.

[0030] Furthermore, a plurality of groups of threaded holes are provided on one side of the inner wall of the through slot formed in the support rod 21, and a slot hole is provided on one side of the inner wall of the through hole formed in the auxiliary frame 22. One end of the fixing screw 25 passes through the slot hole formed in the auxiliary frame 22 and is rotatably connected to the inside of the threaded hole formed in the support rod 21, thereby limiting the auxiliary frame 22 through the fixing screw 25.

[0031] Furthermore, the bottom end of the support rod 21 is connected to an assembly structure 3, and the assembly structure 3 includes a positioning rod 31, and the bottom end of the positioning rod 31 is connected to a threaded rod 32, a limiting rod 33 is inserted inside one side of the positioning rod 31, and sliders 34 are connected on both sides of the limiting rod 33, and a support spring 35 is connected to one side of the slider 34, thereby realizing the connection and fixing effect between the sample rack 12 and the support rod 21.

[0032] Furthermore, movable grooves are opened on both sides of the sample rack 12, and the limiting rod 33 is inserted into the movable groove opened by the sample rack 12. Slide grooves are opened on both sides of the inner wall of the movable groove opened by the sample rack 12. One end of the support spring 35 is connected to one side of the inner wall of the slide groove opened by the sample rack 12. The slider 34 is inserted into the slide groove opened by the sample rack 12 and is slidably connected to the sample rack 12, so as to realize the movement and limiting of the slider 34 through the slide groove opened by the sample rack 12.

[0033] Furthermore, threaded grooves are opened on the four corner surfaces of the sample rack 12, and the threaded rod 32 is rotatably connected to the inside of the threaded groove opened in the sample rack 12. A limiting groove is opened on one side of the positioning rod 31, and one end of the limiting rod 33 is inserted into the inside of the limiting groove opened in the positioning rod 31, so as to limit one end of the limiting rod 33 through the limiting groove opened in the positioning rod 31.

[0034] Working principle: When adjusting the sample holder for the constant temperature metal bath, the fixing screw 25 is rotated to disengage it from the threaded hole provided in the support rod 21, and then the auxiliary frame 22 is moved upward to make the fixing rod 23 slide in the through groove provided in the support rod 21, and the support rod 21 is used to ensure that the fixing rod 23 always moves vertically, and after the position adjustment of the auxiliary frame 22 is completed, one end of the fixing screw 25 is passed through the slot provided in the auxiliary frame 22 and is rotated to be connected to the threaded hole provided in the support rod 21, and the elastic pad 24 is used to buffer the fixing rod 23 and the fixing screw 25, so that the two are in flexible contact, and the auxiliary frame 22 is limited, and when the auxiliary frame 22 is moved downward, the gasket 26 is used to buffer the sample holder 12 and the auxiliary frame 22, thereby realizing the adjustment of the auxiliary frame 22, and the auxiliary frame 22 is used to assist the sample holder 12 in limiting the sample.

[0035] When assembling the sample holder for the constant temperature metal bath, the limit rod 33 is pulled to make the slider 34 squeeze the support spring 35 to shrink, and then the positioning rod 31 and the threaded rod 32 connected to the bottom end of the support rod 21 are rotated and connected to the inside of the threaded groove opened in the sample holder 12, and the positioning rod 31 is limited by the threaded rod 32, and then the limit rod 33 is released to make the support spring 35 support the slider 34 to reset, so that one end of the limit rod 33 is inserted into the limiting groove opened in the positioning rod 31, and the limit rod 33 is used to limit the angle of the positioning rod 31 and the threaded rod 32, thereby realizing the assembly between the support rod 21 and the sample holder 12.

[0036] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A sample holder for a constant temperature metal bath, characterized in that: include: The device body (1) comprises a device body (11), wherein a sample holder (12) is arranged on the surface of the device body (11); The top surface of the sample rack (12) is connected to an adjustment mechanism (2), which includes a support rod (21). The top outer wall of the support rod (21) is sleeved with an auxiliary frame (22). The auxiliary frame (22) is internally connected to a fixing rod (23). An elastic pad (24) is provided on the surface of the fixing rod (23). A fixing screw (25) is inserted into one side of the support rod (21). The bottom outer wall of the support rod (21) is sleeved with a gasket (26).

2. A sample holder for a constant temperature metal bath according to claim 1, characterized in that: Through holes are provided on the four corner surfaces of the auxiliary frame (22), and the support rods (21) are inserted into the through holes provided in the auxiliary frame (22).

3. A sample holder for a constant temperature metal bath according to claim 1, characterized in that: Grooves are provided on both sides of the inner wall of the through hole of the auxiliary frame (22); both ends of the fixing rod (23) are connected to one side of the inner wall of the groove of the auxiliary frame (22); a through groove is provided on one side of the support rod (21); and the fixing rod (23) is inserted into the through groove of the support rod (21).

4. A sample holder for a constant temperature metal bath according to claim 1, characterized in that: A plurality of threaded holes are formed on one side of the inner wall of the through slot formed on the support rod (21), a slot hole is formed on one side of the inner wall of the through hole formed on the auxiliary frame (22), and one end of the fixing screw rod (25) passes through the slot hole formed on the auxiliary frame (22) and is rotatably connected to the inside of the threaded hole formed on the support rod (21).

5. The sample holder for a constant temperature metal bath according to claim 1, characterized in that: The bottom end of the support rod (21) is connected to an assembly structure (3), the assembly structure (3) comprises a positioning rod (31), the bottom end of the positioning rod (31) is connected to a threaded rod (32), a limiting rod (33) is inserted inside one side of the positioning rod (31), both sides of the limiting rod (33) are connected to sliders (34), and one side of the slider (34) is connected to a support spring (35).

6. A sample holder for a constant temperature metal bath according to claim 5, characterized in that: The sample rack (12) is provided with movable grooves on both sides, the limiting rod (33) is inserted into the movable groove provided in the sample rack (12), the movable groove provided in the sample rack (12) is provided with sliding grooves on both sides of the inner wall, one end of the support spring (35) is connected to one side of the inner wall of the sliding groove provided in the sample rack (12), and the sliding block (34) is inserted into the sliding groove provided in the sample rack (12) and is slidably connected to the sample rack (12).

7. A sample holder for a constant temperature metal bath according to claim 5, characterized in that: The sample rack (12) has threaded grooves formed on the four corner surfaces, the threaded rod (32) is rotatably connected to the inside of the threaded groove formed on the sample rack (12), a limiting groove is formed on one side of the positioning rod (31), and one end of the limiting rod (33) is inserted into the inside of the limiting groove formed on the positioning rod (31).

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