Optical experiment table convenient for rapid positioning and reading

Abstract

The utility model discloses an optical experiment table convenient for rapid positioning and reading, which relates to the technical field of teaching aids and comprises a sliding assembly, a positioning and reading assembly, an imaging plate mounting assembly, a lens mounting assembly and a candle mounting assembly, and the imaging plate mounting assembly, the lens mounting assembly and the candle mounting assembly are sequentially arranged on the sliding assembly. The positioning reading assembly is arranged on one side of the sliding assembly, and the positioning reading assembly is arranged on the other side of the sliding assembly; the sliding assembly comprises a first mounting seat, a second mounting seat, a plurality of sliding connecting rods and three sliding mounting blocks, the positioning reading assembly comprises a positioning graduated scale and three positioning reading pointers, and inclined mounting surfaces are arranged on one sides of the first mounting seat and the second mounting seat; the two ends of the positioning graduated scale are connected with the inclined mounting surfaces on the first mounting seat and the second mounting seat respectively, so that the problem that positioning and reading cannot be quickly completed when an existing optical experiment table for middle school candle imaging experiment teaching is used is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of teaching tools, in particular to an optical experiment table which is convenient for rapid positioning and reading, and in particular to an optical experiment table which is convenient for rapid positioning and reading for candle imaging experiments. Background Art

[0002] The candle imaging experiment is a type of optical experiment, which often appears in middle school physics classes. The candle imaging experiment is one of the most important experiments in middle school physics experiments. The candle imaging experiment is mainly to facilitate teachers to teach the optical part of physics.

[0003] At present, candle imaging experiments are generally conducted through an optical test bench, which generally includes a test bench body and a candle imaging device, which is arranged on the test bench body. When conducting a candle imaging experiment, the candle is placed on the candle imaging device, and then the position between the imaging plate, the lens and the candle is adjusted to complete the candle imaging experiment. However, the current candle imaging device generally has the problem of being unable to quickly complete positioning and reading when in use.

[0004] In the utility model with application number: 201921804005.4 and publication number CN210777446U, a candle imaging device for physics teaching is disclosed, including a candle holder, a lens holder and a light screen holder. Although the setting of a screw rod and a screw rod sleeve can control the speed of imaging change, there is still a problem of not being able to quickly complete positioning and reading during use. Utility Model Content

[0005] Based on this, in order to solve the above problems, the utility model proposes an optical experiment table which is convenient for quick positioning and reading, and solves the problem that the optical experiment table currently used for candle imaging experiment teaching in middle schools cannot quickly complete positioning and reading when in use.

[0006] The technical solution of the utility model is:

[0007] An optical laboratory table that is convenient for rapid positioning and reading, comprising a sliding assembly, a positioning and reading assembly, an imaging plate mounting assembly, a lens mounting assembly and a candle mounting assembly, wherein the imaging plate mounting assembly, the lens mounting assembly and the candle mounting assembly are sequentially arranged on the sliding assembly and are respectively slidably connected to the sliding assembly, and the positioning and reading assembly is arranged on one side of the sliding assembly;

[0008] The sliding assembly includes a first mounting seat, a second mounting seat, a plurality of sliding connecting rods and three sliding mounting blocks, wherein the plurality of sliding connecting rods are arranged between the first mounting seat and the second mounting seat, the three sliding mounting blocks are sleeved on the plurality of sliding connecting rods and are respectively slidably connected with the sliding connecting rods, and the imaging plate mounting assembly, the lens mounting assembly and the candle mounting assembly are respectively arranged on the three sliding mounting blocks;

[0009] The positioning reading component includes a positioning scale and three positioning reading pointers. An inclined mounting surface is provided on one side of the first mounting seat and the second mounting seat. Both ends of the positioning scale are respectively connected to the inclined mounting surfaces on the first mounting seat and the second mounting seat. The three positioning reading pointers are respectively arranged on three sliding mounting blocks, and one end of the positioning reading pointer is matched with the positioning scale.

[0010] Preferably, both ends of the positioning scale are detachably connected to the inclined mounting surfaces on the first mounting seat and the second mounting seat respectively by bolts, and the end of the positioning scale with a scale of 0 is arranged on the inclined mounting surface of the first mounting seat, the imaging plate mounting assembly is arranged on a sliding mounting block close to the first mounting seat, the candle mounting assembly is arranged on a sliding mounting block close to the second mounting seat, and the lens mounting assembly is arranged on another sliding mounting block and is located between the imaging plate mounting assembly and the candle mounting assembly.

[0011] Preferably, the first mounting seat and the second mounting seat include a T-shaped mounting block, a pair of support rods, a connecting plate and a fixed plate, the connecting plate is arranged on the fixed plate and is detachably connected to the fixed plate by bolts, the pair of support rods are arranged on the connecting plate and are fixedly connected to the connecting plate, and the T-shaped mounting block is arranged on the pair of support rods and is fixedly connected to the support rods.

[0012] Preferably, the number of the sliding connecting rods is three, wherein two sliding connecting rods are arranged at the upper end of the T-shaped mounting block, and one sliding connecting rod is arranged at the lower end of the T-shaped mounting block.

[0013] Preferably, the sliding mounting block is provided with a through hole which cooperates with the sliding connecting rod.

[0014] Preferably, a fixing screw is provided on one side of the sliding mounting block, the fixing screw is threadedly connected to the sliding mounting block, and one end of the fixing screw can pass through the sliding mounting block to form contact with one of the sliding connecting rods to limit the sliding of the sliding mounting block.

[0015] Preferably, the imaging board mounting assembly includes a fixed base, a connecting plug block, a fixed clamping plate and a movable clamping plate, the fixed base is arranged on the top of the sliding mounting block near the first mounting seat and is fixedly connected to the sliding mounting block, the fixed base is provided with an insertion groove arranged in cooperation with the connecting plug block, an alignment groove is provided in the insertion groove, an alignment plug rod is provided at the bottom of the connecting plug block, the bottom of the connecting plug block can be inserted into the insertion groove, and the alignment plug rod can be inserted into the alignment groove, the connecting plug block and the fixed base are detachably connected by bolts, the fixed clamping plate is arranged on the top of the connecting plug block and is fixedly connected to the connecting plug block, an L-shaped groove is provided on the fixed clamping plate, the movable clamping plate is arranged in the L-shaped groove and is slidably connected to the fixed clamping plate, a pair of locking screws are provided on both sides of the movable clamping plate, one end of the locking screw passes through the movable clamping plate and the fixed clamping plate, and is threadedly connected to the movable clamping plate and the fixed clamping plate, and a clamping groove for clamping the imaging board is formed between the movable clamping plate and the fixed clamping plate.

[0016] Preferably, the candle mounting assembly includes a threaded mounting tube, a movable threaded rod, a rotating handle and a candle placing plate, one end of the threaded mounting tube is arranged on the top of the sliding mounting block near the second mounting seat and is fixedly connected to the sliding mounting block, one end of the movable threaded rod is arranged in the threaded mounting tube and is threadedly connected to the threaded mounting tube, the rotating handle is arranged at the other end of the movable threaded rod and is fixedly connected to the movable threaded rod for rotating the movable threaded rod, the candle placing plate is arranged above the rotating handle and is fixedly connected to the end of the movable threaded rod, and a candle placing groove is provided on the candle placing plate.

[0017] Preferably, the lens mounting assembly includes a fixed limit tube and a limit screw, one end of the fixed limit tube is provided with another sliding mounting block top, and is fixedly connected to the sliding mounting block, the fixed limit tube is provided with an insertion slot, and the lower end of the lens can be inserted into the insertion slot, a matching limit tube is provided on one side of the fixed limit tube, a matching limit tube is provided in the matching limit tube, the limit slot is connected to the insertion slot, one end of the limit screw can be screwed into the limit slot, and the end can contact the lower end of the lens for limiting, and the limit screw is threadedly connected to the matching limit tube.

[0018] Preferably, it also includes a lifting table, which includes a table bottom plate, a table top plate, a fixed frame, a movable frame and a driving member, the fixed frame is arranged on the top of the table bottom plate and is fixedly connected to the table bottom plate, the movable frame is arranged on the inner side of the fixed frame and is slidably connected to the fixed frame, the table top plate is arranged on the top of the movable frame and is fixedly connected to the movable frame, the driving member is arranged on the inner side of the movable frame, and the bottom is located on the table bottom plate, a connecting plate is provided on the top of the driving member, and the connecting plate is detachably connected to the bottom of the table top plate by bolts, a pair of limit sliders are respectively provided on both sides of the movable frame, and a sliding limit groove cooperating with the limit slider is provided on the fixed frame, the limit slider is located in the sliding limit groove and is slidably connected to the sliding limit groove.

[0019] Compared with the prior art, the beneficial effects of the utility model are:

[0020] When in use, first install the imaging plate, lens and candle on the imaging plate mounting assembly, lens mounting assembly and candle mounting assembly on the three sliding mounting blocks respectively, and then drive the sliding mounting blocks to slide along the sliding connecting rod by hand, so as to quickly adjust the position of the sliding mounting blocks on the sliding connecting rod. At the same time, a positioning scale and a positioning reading pointer are provided to conveniently and quickly determine the distance between the three sliding mounting blocks, thereby quickly completing the positioning of the imaging plate, lens and candle.

[0021] At the same time, an inclined mounting surface is set on the first mounting seat and the second mounting seat, and then the two ends of the positioning scale are respectively installed on the inclined mounting surfaces on the first mounting seat and the second mounting seat, so that the positioning scale can have a certain inclination angle, thereby facilitating students to observe and read.

[0022] The invention solves the problem that the optical experiment table currently used for candle imaging experiment teaching in middle schools cannot quickly complete positioning and reading when in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 This is a schematic diagram of the structure of an optical test bench for quick positioning and reading described in the embodiment of the utility model. Figure 1 ;

[0024] Figure 2 This is a schematic diagram of the structure of an optical test bench for quick positioning and reading described in the embodiment of the utility model. Figure 2 ;

[0025] Figure 3 It is a partial structural schematic diagram of an optical experimental table for facilitating rapid positioning and reading described in an embodiment of the utility model;

[0026] Figure 4 It is a structural schematic diagram of the imaging plate mounting assembly and the sliding mounting block described in the embodiment of the utility model;

[0027] Figure 5 It is a schematic diagram of the exploded structure of the imaging plate mounting assembly and the sliding mounting block described in the embodiment of the utility model;

[0028] Figure 6 It is a structural schematic diagram of the candle mounting assembly and the sliding mounting block described in the embodiment of the utility model;

[0029] Figure 7 It is a structural schematic diagram of the lens mounting assembly and the sliding mounting block described in the embodiment of the utility model;

[0030] Figure 8It is a schematic diagram of the exploded structure of the lens mounting assembly and the sliding mounting block described in the embodiment of the utility model;

[0031] Fig. 9 This is a schematic diagram of the structure of an optical test bench for quick positioning and reading described in the embodiment of the utility model. Figure 3 ;

[0032] Fig.10 It is a schematic diagram of the structure of a part of the lifting table described in the embodiment of the utility model;

[0033] Description of reference numerals:

[0034] 10-sliding assembly, 100-first mounting seat, 101-second mounting seat, 102-sliding connecting rod, 103-sliding mounting block, 104-inclined mounting surface, 105-T-shaped mounting block, 106-support rod, 107-connecting plate, 108-fixed plate, 109-through hole, 110-fixed screw, 20-positioning reading assembly, 200-positioning scale, 201-positioning reading pointer, 30-imaging plate mounting assembly, 300-fixed base, 301-connecting plug block, 302-fixed splint, 303-movable splint, 304-insertion slot, 305-alignment slot, 306-alignment plug rod, 307- L-shaped slot, 308-locking screw, 309-clamping slot, 40-lens mounting assembly, 400-fixed limiting tube, 401-limiting screw, 402-insertion slot, 403-matching limiting tube, 404-limiting slot, 50-candle mounting assembly, 500-threaded mounting tube, 501-movable threaded rod, 502-rotating handle, 503-candle placement plate, 504-candle placement slot, 60-lifting table, 600-table bottom plate, 601-table top plate, 602-fixed frame, 603-movable frame, 604-driving part, 605-connecting plate, 606-limiting slider, 607-sliding limiting slot. DETAILED DESCRIPTION

[0035] The embodiments of the present utility model are described in detail below with reference to the accompanying drawings.

[0036] Example:

[0037] like Figure 1 to Figure 2 As shown, in order to solve the above problems, the present embodiment discloses an optical laboratory table that is convenient for rapid positioning and reading, including a sliding assembly 10, a positioning and reading assembly 20, an imaging plate mounting assembly 30, a lens mounting assembly 40 and a candle mounting assembly 50, wherein the imaging plate mounting assembly 30, the lens mounting assembly 40 and the candle mounting assembly 50 are sequentially arranged on the sliding assembly 10 and are respectively slidably connected to the sliding assembly 10, and the positioning and reading assembly 20 is arranged on one side of the sliding assembly 10;

[0038] The sliding assembly 10 includes a first mounting seat 100, a second mounting seat 101, a plurality of sliding connecting rods 102 and three sliding mounting blocks 103. The plurality of sliding connecting rods 102 are arranged between the first mounting seat 100 and the second mounting seat 101. The three sliding mounting blocks 103 are sleeved on the plurality of sliding connecting rods 102 and are respectively slidably connected to the sliding connecting rods 102. The imaging plate mounting assembly 30, the lens mounting assembly 40 and the candle mounting assembly 50 are respectively arranged on the three sliding mounting blocks 103.

[0039] The positioning reading component 20 includes a positioning scale 200 and three positioning reading pointers 201. An inclined mounting surface 104 is provided on one side of the first mounting seat 100 and the second mounting seat 101. Both ends of the positioning scale 200 are respectively connected to the inclined mounting surfaces 104 on the first mounting seat 100 and the second mounting seat 101. The three positioning reading pointers 201 are respectively arranged on three sliding mounting blocks 103, and one end of the positioning reading pointer 201 is matched with the positioning scale 200.

[0040] When in use, the imaging plate, lens and candle are first installed on the imaging plate mounting assembly 30, the lens mounting assembly 40 and the candle mounting assembly 50 on the three sliding mounting blocks 103 respectively, and then the sliding mounting blocks 103 are driven by hand to slide along the sliding connecting rod 102, thereby quickly adjusting the position of the sliding mounting block 103 on the sliding connecting rod 102. At the same time, a positioning scale 200 and a positioning reading pointer 201 are provided to facilitate and quickly determine the distance between the three sliding mounting blocks 103, thereby quickly completing the positioning of the imaging plate, lens and candle.

[0041] At the same time, an inclined mounting surface 104 is set on the first mounting seat 100 and the second mounting seat 101, and then the two ends of the positioning scale 200 are respectively installed on the inclined mounting surfaces 104 on the first mounting seat 100 and the second mounting seat 101, so that the positioning scale 200 can have a certain inclination angle, thereby facilitating students to observe and read.

[0042] The invention solves the problem that the optical experiment table currently used for candle imaging experiment teaching in middle schools cannot quickly complete positioning and reading when in use.

[0043] Among them, the two ends of the positioning scale 200 are respectively detachably connected to the inclined mounting surfaces 104 on the first mounting seat 100 and the second mounting seat 101 by bolts, and the end of the positioning scale 200 with a scale of 0 is set on the inclined mounting surface 104 of the first mounting seat 100, the imaging plate mounting assembly 30 is set on the sliding mounting block 103 close to the first mounting seat 100, the candle mounting assembly 50 is set on the sliding mounting block 103 close to the second mounting seat 101, and the lens mounting assembly 40 is set on another sliding mounting block 103 and is located between the imaging plate mounting assembly 30 and the candle mounting assembly 50.

[0044] Preferably, the inclined mounting surface 104 has an inclination angle of 45° upward.

[0045] like Figure 3 As shown, in order to facilitate the stable placement of the utility model, this embodiment is modified on the basis of the above embodiment. The difference from the above embodiment is that the first mounting seat 100 and the second mounting seat 101 include a T-shaped mounting block 105, a pair of support rods 106, a connecting plate 107 and a fixing plate 108, the connecting plate 107 is arranged on the fixing plate 108, and is detachably connected to the fixing plate 108 by bolts, a pair of support rods 106 are arranged on the connecting plate 107, and are fixedly connected to the connecting plate 107, and the T-shaped mounting block 105 is arranged on a pair of support rods 106, and is fixedly connected to the support rods 106.

[0046] When in use, the setting of the fixed plate 108 serves to increase the stability of the utility model when placed. The setting of the T-shaped mounting block 105 can facilitate the installation of the sliding connecting rod 102. The support rod 106 is used to connect the connecting plate 107 with the T-shaped mounting block 105, and the connecting plate 107 is used to connect the fixed plate 108.

[0047] In order to facilitate the stable sliding of the sliding mounting block 103 and to facilitate the fixing of the sliding mounting block 103, this embodiment is modified on the basis of the above embodiment. The difference from the above embodiment is that the number of sliding connecting rods 102 is 3, of which two sliding connecting rods 102 are arranged at the upper end of the T-shaped mounting block 105, and one sliding connecting rod 102 is arranged at the lower end of the T-shaped mounting block 105.

[0048] Preferably, the sliding mounting block 103 is provided with a through hole 109 which is matched with the sliding connecting rod 102 .

[0049] Preferably, a fixed screw 110 is provided on one side of the sliding mounting block 103, and the fixed screw 110 is threadedly connected to the sliding mounting block 103. One end of the fixed screw 110 can pass through the sliding mounting block 103 and form contact with one of the sliding connecting rods 102 to limit the sliding of the sliding mounting block 103.

[0050] When in use, the sliding mounting block 103 can be manually moved so that the sliding mounting block 103 slides along the sliding connecting rod 102 with the cooperation of the three sliding connecting rods 102. When sliding to the required position, the fixing screw 110 is tightened so that one end of the fixing screw 110 is pressed against the sliding connecting rod 102 to form a limit position, thereby completing the fixing of the sliding mounting block 103.

[0051] The provision of the through hole 109 can facilitate the sliding mounting block 103 to be sleeved on the sliding connecting rod 102 .

[0052] like Figures 4 to 5 As shown, in order to facilitate the installation of the imaging board, this embodiment is modified on the basis of the above embodiment. The difference from the above embodiment is that the imaging board mounting assembly 30 includes a fixed base 300, a connecting plug block 301, a fixed clamping plate 302 and a movable clamping plate 303. The fixed base 300 is arranged on the top of the sliding mounting block 103 close to the first mounting seat 100 and is fixedly connected to the sliding mounting block 103. The fixed base 300 is provided with an insertion groove 304 that is arranged to cooperate with the connecting plug block 301. The insertion groove 304 is provided with an alignment groove 305. The bottom of the connecting plug block 301 is provided with an alignment rod 306. The bottom of the connecting plug block 301 can be inserted into the insertion groove 304, and the alignment rod 306 can be inserted into the insertion groove 304. 306 can be inserted into the alignment groove 305, the connecting block 301 and the fixed base 300 are detachably connected by bolts, the fixed clamping plate 302 is arranged on the top of the connecting block 301, and is fixedly connected to the connecting block 301, an L-shaped groove 307 is arranged on the fixed clamping plate 302, the movable clamping plate 303 is arranged in the L-shaped groove 307, and is slidably connected to the fixed clamping plate 302, a pair of locking screws 308 are arranged on both sides of the movable clamping plate 303, one end of the locking screw 308 passes through the movable clamping plate 303 and the fixed clamping plate 302, and is threadedly connected to the movable clamping plate 303 and the fixed clamping plate 302, and a clamping groove 309 for clamping the imaging plate is formed between the movable clamping plate 303 and the fixed clamping plate 302.

[0053] When in use, first insert the bottom of the connecting block 301 into the insertion slot 304, and insert the alignment rod 306 into the alignment slot 305, and then fix the connecting block 301 to the fixed base 300 by bolts, so that the connecting block 301 and the fixed clamping plate 302 are installed in a vertical direction on the sliding mounting block 103; then adjust the locking screw 308 to make the movable clamping plate 303 slide in the L-shaped slot 307, so that the movable clamping plate 303 and the fixed clamping plate 302 form a matching clamping imaging plate.

[0054] like Figure 6As shown, in order to facilitate the installation of candles and adjust the height of the candle flame at the same time so as to accurately project the projection of the flame onto the imaging plate, this embodiment is modified on the basis of the above embodiment. The difference from the above embodiment is that the candle mounting assembly 50 includes a threaded mounting tube 500, a movable threaded rod 501, a rotating handle 502 and a candle placement plate 503. One end of the threaded mounting tube 500 is arranged on the top of the sliding mounting block 103 close to the second mounting seat 101 and is fixedly connected to the sliding mounting block 103. One end of the movable threaded rod 501 is arranged in the threaded mounting tube 500 and is threadedly connected to the threaded mounting tube 500. The rotating handle 502 is arranged at the other end of the movable threaded rod 501 and is fixedly connected to the movable threaded rod 501 for rotating the movable threaded rod 501. The candle placement plate 503 is arranged above the rotating handle 502 and is fixedly connected to the end of the movable threaded rod 501. The candle placement groove 504 is provided on the candle placement plate 503.

[0055] When the height of the flame changes after the candle burns, the movable threaded rod 501 can be rotated by manually rotating the rotating handle 502 to adjust the height of the candle placement plate 503, thereby achieving the adjustment of the height of the flame.

[0056] like Figures 7 and 8 As shown, in order to facilitate the installation of the lens, the present embodiment is modified on the basis of the above embodiment. The lens mounting assembly 40 includes a fixed limiting tube 400 and a limiting screw 401. One end of the fixed limiting tube 400 is provided with another top of the sliding mounting block 103 and is fixedly connected to the sliding mounting block 103. An insertion slot 402 is provided on the fixed limiting tube 400, and the lower end of the lens can be inserted into the insertion slot 402. A matching limiting tube 403 is provided on one side of the fixed limiting tube 400. A limiting slot 404 is provided in the matching limiting tube 403, and the limiting slot 404 is connected to the insertion slot 402. One end of the limiting screw 401 can be screwed into the limiting slot 404, and the end can contact and limit the lower end of the lens. The limiting screw 401 is threadedly connected to the matching limiting tube 403.

[0057] When in use, the lower end of the lens is inserted into the insertion slot 402, and then one end of the limiting screw 401 is screwed into the limiting slot 404, so that the end of the limiting screw 401 contacts and limits the lower end of the lens, thereby completing the installation of the lens.

[0058] When setting the imaging plate mounting assembly 30 and the lens mounting assembly 40, it is necessary to make the lens and the imaging plate cooperate with each other so that the flame of the burning candle can be accurately imaged on the imaging plate.

[0059] like Figures 9 and 10As shown, in order to facilitate the use of people of different heights, so that people of different heights can conveniently operate the movable sliding mounting block 103 and read the readings, this embodiment is modified on the basis of the above embodiment. The difference from the above embodiment is that it also includes a lifting table 60. The lifting table 60 includes a table bottom plate 600, a table top plate 601, a fixed frame 602, a movable frame 603 and a driving member 604. The fixed frame 602 is arranged on the top of the table bottom plate 600 and is fixedly connected to the table bottom plate 600. The movable frame 603 is arranged on the inner side of the fixed frame 602 and is slidably connected to the fixed frame 602. Then, the table top plate 601 is set on the top of the movable frame 603 and is fixedly connected to the movable frame 603. The driving member 604 is set on the inner side of the movable frame 603, and the bottom is located on the table bottom plate 600. A connecting plate 605 is provided on the top of the driving member 604, and the connecting plate 605 is detachably connected to the bottom of the table top plate 601 by bolts. A pair of limiting sliders 606 are respectively provided on both sides of the movable frame 603, and a sliding limiting groove 607 cooperating with the limiting slider 606 is provided on the fixed frame 602. The limiting slider 606 is located in the sliding limiting groove 607 and is slidably connected to the sliding limiting groove 607.

[0060] Preferably, the driving member 604 can be a pneumatic telescopic rod, a hydraulic telescopic rod or an electric telescopic rod in the prior art that can realize the function of the utility model.

[0061] When the height needs to be adjusted, the height of the table top plate 601 is adjusted through the driving member 604 to adapt to people of different heights.

[0062] The utility model is suitable for middle school teaching, and can facilitate teachers to quickly demonstrate the imaging conditions when the imaging plate, lens and candle are in different positions in the candle imaging experiment, and can facilitate students to learn the relevant principles of candle imaging.

[0063] Working principle of this utility model:

[0064] When in use, the imaging plate, lens and candle are first installed on the imaging plate mounting assembly 30, the lens mounting assembly 40 and the candle mounting assembly 50 on the three sliding mounting blocks 103 respectively, and then the sliding mounting blocks 103 are driven by hand to slide along the sliding connecting rod 102, thereby quickly adjusting the position of the sliding mounting blocks 103 on the sliding connecting rod 102. At the same time, a positioning scale 200 and a positioning reading pointer 201 are provided to facilitate and quickly determine the distance between the three sliding mounting blocks 103, thereby quickly completing the positioning of the imaging plate, lens and candle; at the same time, an inclined mounting surface 104 is provided on the first mounting seat 100 and the second mounting seat 101, and then the two ends of the positioning scale 200 are respectively installed on the inclined mounting surfaces 104 on the first mounting seat 100 and the second mounting seat 101, so that the positioning scale 200 can have a certain inclination angle, thereby facilitating students to observe and read.

[0065] The above-mentioned embodiments only express the specific implementation methods of the utility model, and the description is relatively specific and detailed, but it cannot be understood as limiting the scope of the patent of the utility model. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model.

Claims

1. An optical laboratory table that facilitates rapid positioning and reading, characterized in that: The invention comprises a sliding assembly (10), a positioning reading assembly (20), an imaging plate mounting assembly (30), a lens mounting assembly (40) and a candle mounting assembly (50), wherein the imaging plate mounting assembly (30), the lens mounting assembly (40) and the candle mounting assembly (50) are sequentially arranged on the sliding assembly (10) and are respectively slidably connected to the sliding assembly (10), and the positioning reading assembly (20) is arranged on one side of the sliding assembly (10); The sliding assembly (10) comprises a first mounting seat (100), a second mounting seat (101), a plurality of sliding connecting rods (102) and three sliding mounting blocks (103); the plurality of sliding connecting rods (102) are arranged between the first mounting seat (100) and the second mounting seat (101); the three sliding mounting blocks (103) are sleeved on the plurality of sliding connecting rods (102) and are respectively slidably connected to the sliding connecting rods (102); and the imaging plate mounting assembly (30), the lens mounting assembly (40) and the candle mounting assembly (50) are respectively arranged on the three sliding mounting blocks (103); The positioning reading assembly (20) comprises a positioning scale (200) and three positioning reading pointers (201); one side of the first mounting seat (100) and the second mounting seat (101) is provided with an inclined mounting surface (104); two ends of the positioning scale (200) are respectively connected to the inclined mounting surfaces (104) on the first mounting seat (100) and the second mounting seat (101); the three positioning reading pointers (201) are respectively arranged on three sliding mounting blocks (103); and one end of the positioning reading pointer (201) is arranged in cooperation with the positioning scale (200).

2. An optical laboratory table that facilitates rapid positioning and reading according to claim 1, characterized in that: The two ends of the positioning scale (200) are detachably connected to the inclined mounting surfaces (104) on the first mounting seat (100) and the second mounting seat (101) respectively by bolts, and the end of the positioning scale (200) with a scale of 0 is arranged on the inclined mounting surface (104) of the first mounting seat (100), the imaging plate mounting assembly (30) is arranged on a sliding mounting block (103) close to the first mounting seat (100), the candle mounting assembly (50) is arranged on a sliding mounting block (103) close to the second mounting seat (101), and the lens mounting assembly (40) is arranged on another sliding mounting block (103) and is located between the imaging plate mounting assembly (30) and the candle mounting assembly (50).

3. An optical laboratory table that facilitates rapid positioning and reading according to claim 2, characterized in that: The first mounting seat (100) and the second mounting seat (101) comprise a T-shaped mounting block (105), a pair of support rods (106), a connecting plate (107) and a fixing plate (108); the connecting plate (107) is arranged on the fixing plate (108) and is detachably connected to the fixing plate (108) by bolts; the pair of support rods (106) are arranged on the connecting plate (107) and are fixedly connected to the connecting plate (107); and the T-shaped mounting block (105) is arranged on the pair of support rods (106) and is fixedly connected to the support rods (106).

4. The optical test bench for quick positioning and reading according to claim 3, characterized in that: The number of the sliding connecting rods (102) is three, wherein two sliding connecting rods (102) are arranged at the upper end of the T-shaped mounting block (105), and one sliding connecting rod (102) is arranged at the lower end of the T-shaped mounting block (105).

5. An optical laboratory table that facilitates rapid positioning and reading according to claim 4, characterized in that: A through hole (109) is provided on the sliding installation block (103) and is matched with the sliding connection rod (102).

6. The optical test bench for quick positioning and reading according to claim 5, characterized in that: A fixing screw (110) is provided on one side of the sliding mounting block (103), and the fixing screw (110) is threadedly connected to the sliding mounting block (103). One end of the fixing screw (110) can pass through the sliding mounting block (103) and form contact with one of the sliding connecting rods (102) to limit the sliding of the sliding mounting block (103).

7. An optical laboratory table for quick positioning and reading according to claim 6, characterized in that: The imaging plate mounting assembly (30) comprises a fixed base (300), a connecting plug block (301), a fixed clamping plate (302) and a movable clamping plate (303); the fixed base (300) is arranged on the top of the sliding mounting block (103) close to the first mounting seat (100) and is fixedly connected to the sliding mounting block (103); the fixed base (300) is provided with an insertion groove (304) arranged in cooperation with the connecting plug block (301); an alignment groove (305) is arranged in the insertion groove (304); an alignment plug rod (306) is arranged at the bottom of the connecting plug block (301); the bottom of the connecting plug block (301) can be inserted into the insertion groove (304); the alignment plug rod (306) can be inserted into the alignment groove (305); the connecting plug block (301) The fixed base (300) is detachably connected to the fixed base (300) by bolts. The fixed clamping plate (302) is arranged on the top of the connecting plug block (301) and is fixedly connected to the connecting plug block (301). The fixed clamping plate (302) is provided with an L-shaped groove (307). The movable clamping plate (303) is arranged in the L-shaped groove (307) and is slidably connected to the fixed clamping plate (302). A pair of locking screws (308) are provided on both sides of the movable clamping plate (303). One end of the locking screw (308) passes through the movable clamping plate (303) and the fixed clamping plate (302) and is threadedly connected to the movable clamping plate (303) and the fixed clamping plate (302). A clamping groove (309) for clamping an imaging plate is formed between the movable clamping plate (303) and the fixed clamping plate (302).

8. An optical laboratory table for quick positioning and reading according to claim 7, characterized in that: The candle installation assembly (50) comprises a threaded installation tube (500), a movable threaded rod (501), a rotating handle (502) and a candle placement plate (503). One end of the threaded installation tube (500) is arranged at the top of a sliding installation block (103) close to a second installation seat (101) and is fixedly connected to the sliding installation block (103). One end of the movable threaded rod (501) is arranged in the threaded installation tube (500) and is threadedly connected to the threaded installation tube (500). The rotating handle (502) is arranged at the other end of the movable threaded rod (501) and is fixedly connected to the movable threaded rod (501) for rotating the movable threaded rod (501). The candle placement plate (503) is arranged above the rotating handle (502) and is fixedly connected to the end of the movable threaded rod (501). The candle placement plate (503) is provided with a candle placement groove (504).

9. An optical laboratory table for quick positioning and reading according to claim 8, characterized in that: The lens mounting assembly (40) comprises a fixed limiting tube (400) and a limiting screw (401); one end of the fixed limiting tube (400) is provided with the top of another sliding mounting block (103) and is fixedly connected to the sliding mounting block (103); an insertion slot (402) is provided on the fixed limiting tube (400); the lower end of the lens can be inserted into the insertion slot (402); a matching limiting tube (403) is provided on one side of the fixed limiting tube (400); a limiting slot (404) is provided in the matching limiting tube (403); the limiting slot (404) is communicated with the insertion slot (402); one end of the limiting screw (401) can be screwed into the limiting slot (404), and the end can contact the lower end of the lens for limiting; the limiting screw (401) is threadedly connected to the matching limiting tube (403).

10. An optical laboratory table for quick positioning and reading according to claim 9, characterized in that: The lifting table (60) also includes a lifting table (60), which includes a table bottom plate (600), a table top plate (601), a fixed frame (602), a movable frame (603) and a driving member (604). The fixed frame (602) is arranged on the top of the table bottom plate (600) and is fixedly connected to the table bottom plate (600). The movable frame (603) is arranged on the inner side of the fixed frame (602) and is slidably connected to the fixed frame (602). The table top plate (601) is arranged on the top of the movable frame (603) and is fixedly connected to the movable frame (603). The driving member (604) The driving member (604) is arranged inside the movable frame (603), and the bottom is located on the table bottom plate (600). A connecting plate (605) is arranged on the top of the driving member (604), and the connecting plate (605) is detachably connected to the bottom of the table top plate (601) by bolts. A pair of limiting sliders (606) are respectively arranged on both sides of the movable frame (603). A sliding limiting groove (607) matched with the limiting slider (606) is arranged on the fixed frame (602). The limiting slider (606) is located in the sliding limiting groove (607) and is slidably connected to the sliding limiting groove (607).

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