Optical instrument rack

Abstract

The utility model discloses an optical instrument stand, which relates to the technical field of optical instruments and comprises a working frame, a fixing ring and a mounting frame are arranged above the working frame, a sodium lamp is inserted in the fixing ring, one side of the fixing ring is fixedly connected with a fixing sleeve, symmetrical sliding grooves are formed in the fixing sleeve, and the mounting frame is fixedly connected with the fixing sleeve. A light filter is slidably connected between the symmetrical sliding grooves, a groove is formed in the mounting frame, a connecting rod is rotatably connected into the groove, the connecting rod is fixedly connected with the offset block, and a fixing rod is fixedly connected to the upper side of the offset block; the prism is arranged above the working frame, so that a light source emitted by the sodium lamp can be dispersed and refracted, and the light source of the sodium lamp can be conveniently subjected to spectral analysis; the angle of the offset block can be adjusted by rotating the connecting rod, then the deflection angle of the prism is adjusted, the light source refraction angle of the sodium light lamp is adjusted through the deflection angle of the prism, and the refraction angle of the light source of the sodium light lamp can be adjusted conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of optical instruments, in particular to an optical instrument rack. Background Art

[0002] Optical instruments are a very important component of the instrumentation industry. They are indispensable tools for observation, testing, analysis, control, recording and transmission in industrial and agricultural production, resource exploration, space exploration, scientific experiments, national defense construction and all areas of social life. Optical instruments are composed of a single or multiple optical devices. Optical instruments are mainly divided into two categories. One category is optical instruments that form real images, such as slide projectors, sodium lamps, cameras, etc. The other category is optical instruments that form virtual images, such as telescopes, microscopes, magnifying glasses, etc.

[0003] In the prior art, a Chinese patent discloses a stabilizing structure for an optical instrument stand (authorization announcement number CN216595674U). This patented technology can limit the position of optical instruments of different sizes through two positioning plates on a support plate. By rotating the motor body or the rotating rod, the lead screw rotates, so that the optical instrument on the slider can move stably, thereby improving the stability and convenience of using the optical instrument.

[0004] However, the optical instrument stand described in the aforementioned document lacks a prism support structure, making it impossible to adjust and split the light source. Consequently, the optical instrument cannot be used for precise spectral illumination or intensity adjustment, and further, cannot perform spectral analysis of the light source of the optical instrument. Therefore, an optical instrument stand is provided to address the problems raised in the aforementioned background art. Utility Model Content

[0005] The purpose of the present utility model is to provide an optical instrument stand to solve the problems raised in the above background technology.

[0006] To achieve the above objectives, the present invention provides the following technical solutions:

[0007] An optical instrument stand comprises a workbench, a fixing ring and a mounting stand are provided above the workbench, a sodium lamp is inserted into the interior of the fixing ring, a fixing sleeve is fixedly connected to one side of the fixing ring, symmetrical sliding grooves are provided on the fixing sleeve, filters are slidably connected between the symmetrical sliding grooves, a groove is provided on the mounting stand, a connecting rod is rotatably connected to the interior of the groove, the connecting rod is fixedly connected to the offset block, a fixing rod is fixedly connected to the upper side of the offset block, a pressing rod is sleeved on the fixing rod, a prism is provided between the pressing rod and the offset block, and a second nut is screwed onto the pressing rod.

[0008] As a further solution of the present invention: wherein, the work frame is provided with a first slide groove and a second slide groove, and the first threaded rod and the second threaded rod are respectively rotatably connected inside the first slide groove and the second slide groove, and the first threaded rod and the second threaded rod are both spirally connected to the telescopic rod, and the upper ends of the telescopic rods are respectively installed with the fixing ring and the mounting frame.

[0009] As a further solution of the present invention: wherein, the internal rotation of the work frame is connected to a third threaded rod, one end of the third threaded rod and the second threaded rod are fixedly connected to a bevel gear, and the bevel gears on the third threaded rod and the second threaded rod are meshed with each other.

[0010] As a further solution of the present invention: wherein, an elastic plate is fixedly connected to the interior of the fixing ring, a limiting rod is spirally connected to the fixing ring, and the limiting rod is connected to the elastic plate.

[0011] As a further solution of the present invention: wherein, a fourth threaded rod is rotatably connected inside the sliding groove, and the fourth threaded rod is spirally connected to the filter.

[0012] As a further solution of the present invention: wherein, one end of the connecting rod passes through the mounting frame and is sleeved with a first nut, the other end of the connecting rod passes through the mounting frame and is fixedly connected to a scale rod, and scale numbers are provided on one side of the mounting frame.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] By arranging a prism above the workbench, the light source emitted by the sodium lamp can be dispersed and refracted, which facilitates spectral analysis of the sodium lamp light source; the offset block angle can be adjusted by rotating the connecting rod, and then the deflection angle of the prism can be adjusted. The refraction angle of the sodium lamp light source is adjusted by the deflection angle of the prism, which facilitates the adjustment of the refraction angle of the sodium lamp light source. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0016] Figure 2 This is a schematic diagram of the mounting frame structure in the utility model;

[0017] Figure 3 This is a schematic diagram of the fixing ring structure in the utility model;

[0018] Figure 4 This is a schematic diagram of the prism structure of the utility model;

[0019] Figure 5 This is a schematic top-sectional view of the working frame structure in the present utility model;

[0020] Figure 6 This is a side sectional schematic diagram of the fixing sleeve structure in the present utility model;

[0021] Figure 7 This is a side sectional schematic diagram of the fixing ring structure in the present utility model;

[0022] The corresponding relationship between the illustration labels and component names in the figure is as follows:

[0023] 1. Work stand; 101. First slide groove; 102. Second slide groove; 103. First threaded rod; 104. Second threaded rod; 105. Third threaded rod; 106. Bevel gear; 2. Telescopic rod; 3. Fixed ring; 301. Fixed sleeve; 302. Filter; 303. Sliding groove; 304. Elastic plate; 305. Limit rod; 306. Fourth threaded rod; 4. Mounting frame; 401. Groove; 402. Offset block; 403. Connecting rod; 404. First nut; 405. Fixed rod; 406. Second nut; 407. Press rod; 408. Prism; 409. Scale number; 5. Sodium lamp. DETAILED DESCRIPTION

[0024] See also Figures 1 to 7 : An optical instrument stand, comprising a workbench 1, a fixing ring 3 and a mounting frame 4 are arranged above the workbench 1, a sodium lamp 5 is inserted into the interior of the fixing ring 3, a fixing sleeve 301 is fixedly connected to one side of the fixing ring 3, symmetrical sliding grooves 303 are provided on the fixing sleeve 301, filters 302 are slidingly connected between the symmetrical sliding grooves 303, a groove 401 is provided on the mounting frame 4, a connecting rod 403 is rotatably connected inside the groove 401, the connecting rod 403 is fixedly connected to the offset block 402, a fixing rod 405 is fixedly connected to the upper side of the offset block 402, a pressing rod 407 is sleeved on the fixing rod 405, a prism 408 is provided between the pressing rod 407 and the offset block 402, and a second nut 406 is screwed on the pressing rod 407.

[0025] Among them, by arranging a prism 408 above the workbench 1, the light source emitted by the sodium lamp 5 can be dispersed and refracted, which is convenient for spectral analysis of the light source of the sodium lamp 5; wherein the angle of the offset block 402 can be adjusted by rotating the connecting rod 403, and then the deflection angle of the prism 408 can be adjusted, and the refraction angle of the light source of the sodium lamp 5 can be adjusted by the deflection angle of the prism 408, which is convenient for adjusting the refraction angle of the light source of the sodium lamp 5.

[0026] Furthermore, by rotating the second nut 406 , the pressing rod 407 can be pressed on the prism 408 , thereby fixing the position of the prism 408 on the offset block 402 .

[0027] Preferably, the work frame 1 is provided with a first slide groove 101 and a second slide groove 102, and the first threaded rod 103 and the second threaded rod 104 are rotatably connected inside the first slide groove 101 and the second slide groove 102 respectively, and the first threaded rod 103 and the second threaded rod 104 are both spirally connected to the telescopic rod 2, and the upper ends of the telescopic rod 2 are respectively installed with a fixing ring 3 and a mounting frame 4.

[0028] The distance between the sodium lamp 5 and the prism 408 can be adjusted by rotating the first threaded rod 103 , and the sodium lamp 5 and the prism 408 can be kept in a coaxial position by adjusting the height of the telescopic rod 2 .

[0029] Preferably, the working frame 1 is internally rotatably connected with a third threaded rod 105, and one end of the third threaded rod 105 and the second threaded rod 104 are fixedly connected with a bevel gear 106, and the bevel gears 106 on the third threaded rod 105 and the second threaded rod 104 are meshed with each other.

[0030] The second threaded rod 104 can be rotated by rotating the third threaded rod 105 , thereby adjusting the position between the prism 408 and the sodium lamp 5 .

[0031] Preferably, an elastic plate 304 is fixedly connected to the interior of the fixing ring 3 , and a limiting rod 305 is spirally connected to the fixing ring 3 , and the limiting rod 305 is connected to the elastic plate 304 .

[0032] When the entire sodium lamp 5 is placed inside the fixing ring 3, the limiting rod 305 can be rotated so that the limiting rod 305 applies pressure to the elastic plate 304, so that the elastic plate 304 presses on the sodium lamp 5, thereby clamping the sodium lamp 5 inside the fixing ring 3.

[0033] Preferably, a fourth threaded rod 306 is rotatably connected inside the sliding groove 303 , and the fourth threaded rod 306 is spirally connected to the filter 302 .

[0034] The optical filter 302 can be moved inside the fixing sleeve 301 by rotating the fourth threaded rod 306 , thereby adjusting the distance between the optical filter 302 and the sodium lamp 5 .

[0035] Preferably, one end of the connecting rod 403 passes through the mounting frame 4 and is sleeved with a first nut 404 , and the other end of the connecting rod 403 passes through the mounting frame 4 and is fixedly connected to a scale rod, and a scale number 409 is provided on one side of the mounting frame 4 .

[0036] The deflection angle of the prism 408 can be adjusted by rotating the connecting rod 403 , and the specific accuracy of the deflection angle of the prism 408 can be known through the cooperation of the scale rod and the scale number 409 .

[0037] Working principle: By arranging a prism 408 above the workbench 1, the light source emitted by the sodium lamp 5 can be dispersed and refracted, which is convenient for spectral analysis of the light source of the sodium lamp 5; the distance between the sodium lamp 5 and the prism 408 can be adjusted by rotating the first threaded rod 103, and the sodium lamp 5 and the prism 408 can be kept in a coaxial position by adjusting the height of the telescopic rod 2, wherein the angle of the offset block 402 can be adjusted by rotating the connecting rod 403. First, rotate the connecting rod 403. When the connecting rod 403 rotates, the offset block 402 will be driven to deflect at an angle inside the groove 401. When the offset block 402 deflects at an angle, the prism 408 will be driven to deflect at an angle. The deflection angle adjustment of the prism 408 will cause the light source of the sodium lamp 5 to be refracted, which is convenient for adjusting the refraction angle of the light source of the sodium lamp 5, and then the first nut 404 is rotated to fix the rotation angle of the connecting rod 403 through the first nut 404 (wherein, the prism 408 is divided into hexagonal or rectangular shapes, and different prisms 408 are replaced according to the specific experimental method); when the entire sodium lamp 5 is placed inside the fixing ring 3, the limiting rod 305 can be rotated so that the limiting rod 305 applies pressure to the elastic plate 304, so that the elastic plate 304 is pressed on the sodium lamp 5, and then the sodium lamp 5 inside the fixing ring 3 is clamped.

[0038] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An optical instrument stand, characterized in that: The invention comprises a working frame (1), wherein a fixing ring (3) and a mounting frame (4) are provided above the working frame (1), a sodium lamp (5) is inserted into the interior of the fixing ring (3), a fixing sleeve (301) is fixedly connected to one side of the fixing ring (3), a symmetrical sliding groove (303) is provided on the fixing sleeve (301), a filter (302) is slidably connected between the symmetrical sliding grooves (303), a groove (401) is provided on the mounting frame (4), a connecting rod (403) is rotatably connected inside the groove (401), the connecting rod (403) is fixedly connected to the offset block (402), a fixing rod (405) is fixedly connected to the upper side of the offset block (402), a pressing rod (407) is sleeved on the fixing rod (405), a prism (408) is provided between the pressing rod (407) and the offset block (402), and a second nut (406) is screwed onto the pressing rod (407).

2. An optical instrument stand according to claim 1, characterized in that: The working frame (1) is provided with a first slide groove (101) and a second slide groove (102), wherein the first slide groove (101) and the second slide groove (102) are respectively rotatably connected with a first threaded rod (103) and a second threaded rod (104), and the first threaded rod (103) and the second threaded rod (104) are both spirally connected with a telescopic rod (2), and the upper end of the telescopic rod (2) is respectively installed with the fixing ring (3) and the mounting frame (4).

3. An optical instrument stand according to claim 2, characterized in that: A third threaded rod (105) is rotatably connected to the interior of the work frame (1), and one end of each of the third threaded rod (105) and the second threaded rod (104) is fixedly connected to a bevel gear (106), and the bevel gears (106) on the third threaded rod (105) and the second threaded rod (104) are meshed with each other.

4. The optical instrument stand according to claim 1, wherein: An elastic plate (304) is fixedly connected to the interior of the fixing ring (3), and a limiting rod (305) is spirally connected to the fixing ring (3), and the limiting rod (305) is connected to the elastic plate (304).

5. The optical instrument stand according to claim 1, wherein: A fourth threaded rod (306) is rotatably connected inside the sliding groove (303), and the fourth threaded rod (306) is spirally connected to the filter (302).

6. The optical instrument stand according to claim 1, characterized in that: One end of the connecting rod (403) passes through the mounting frame (4) and is sleeved with a first nut (404); the other end of the connecting rod (403) passes through the mounting frame (4) and is fixedly connected to a scale rod; and scale numbers (409) are provided on one side of the mounting frame (4).

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