Titration device

Abstract

The utility model discloses a titration device, and particularly relates to the technical field of pharmacology experiment equipment, the titration device comprises a base, the inside of the base is rotatably connected with a rotating shaft, one side of the outer surface of the rotating shaft, which is positioned inside the base, is fixedly provided with a gear, and one side of the inside of the base is rotatably connected with a reciprocating screw rod; and a sliding rod is fixedly mounted on the other side of the interior of the base. According to the titration device disclosed by the utility model, in actual work, a beaker is placed on the top surface of a sliding block, a burette is inserted into a fixing sleeve, reagent solutions in the burette fall into the beaker, so that the two reagent solutions are in contact, a micro motor drives a reciprocating screw rod to rotate, and a rack can reciprocate left and right, so that the burette can be used for titration. And then the gear and the rotating block are driven to rotate left and right in a reciprocating manner, so that two reagent solutions in the beaker are shaken, the reaction speed after the two reagent solutions are uniformly mixed can be accelerated, and the experiment efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to pharmacology experimental equipment technical field, especially relate to a titration device. BACKGROUND

[0002] The titration device is often used in pharmacology experiment, the device is to add the reagent solution of known accurate concentration to the solution of measured material, until the chemical reaction is complete, then according to the concentration and volume of reagent solution used, the content of measured component can be obtained.

[0003] Through the retrieval, for example, the utility model of announcement number CN221811784U discloses a titration device, including base, the base top front surface is provided with rotation groove, and rotation groove inside rotation is installed with adjusting disc group, the adjusting disc group includes rotary disc, the rotary disc top is provided with the placing groove around, and the placing groove inner wall bottom is connected with suction disc, the utility model after adding two kinds of reagent solution, need to wait two kinds of reagent solution mixed uniformity and produce reaction, and the time required for waiting is longer, and then the efficiency of experiment is reduced, therefore, in order to solve above-mentioned defect, the present application proposes a titration device. UTILITY MODEL CONTENT

[0004] The main purpose of the utility model is to provide a titration device, which can effectively solve the problem of long time required for mixing two kinds of reagent solution in the titration device of the prior art.

[0005] To achieve the above purpose, the technical scheme adopted by the utility model is as follows:

[0006] A titration device, including base, the inside rotation of base is connected with shaft, and the outer surface of shaft is fixedly installed with gear on one side in the inside of base, the inside rotation of base is connected with reciprocating screw rod on one side, and the inside of base is fixedly installed with slide rod on the other side, the outer surface of reciprocating screw rod is screw connected with rack, and the rack is slidably connected with slide rod, the rack is engaged with gear, the outer surface of base is fixedly installed with micro motor on one side, and the output end of micro motor is fixedly connected with reciprocating screw rod, one end of shaft extending to the top surface of base is fixedly installed with rotating block, and the top surface of rotating block is provided with second sliding groove, the top surface of base is fixedly installed with connecting block on both sides, and the top surface of two connecting blocks is provided with first sliding groove, the rotating block is located between two connecting blocks, the inside of first sliding groove is slidably connected with a plurality of sliding blocks, for placing the beaker filled with reagent solution.

[0007] Preferably, the top surface of the sliding block is fixedly provided with two supporting plates, the opposite sides of the two supporting plates are threadedly connected with first threaded rods, the opposite ends of the two first threaded rods are rotatably connected with clamping plates, the two clamping plates are fixedly provided with two telescopic rods on the side of the first threaded rods, and the four telescopic rods are fixedly connected with the opposite sides of the two supporting plates.

[0008] Preferably, the top surface of the sliding block is fixedly provided with two telescopic sleeves on the two sides, the inner top surfaces of the two telescopic sleeves are fixedly provided with springs, the bottom surfaces of the two springs are fixedly provided with positioning heads, the two positioning heads are fixedly provided with movable rods on the one end of the springs, a part of the two movable rods is arranged in the two telescopic sleeves respectively, another part of the two movable rods is arranged outside the two telescopic sleeves respectively, and the two movable rods are arranged in the two springs respectively.

[0009] Preferably, the top surfaces of the two connecting blocks and the top surfaces of the rotating blocks are provided with positioning holes on the two sides, and the sizes of the positioning holes are the same as the sizes of the positioning heads.

[0010] Preferably, the top surface of the base is fixedly provided with a vertical rod, the outer surface of the vertical rod is sleeved with a movable sleeve, the outer surface of the movable sleeve is fixedly provided with a plurality of connecting rods, the connecting rods are fixedly provided with fixed sleeves away from the movable sleeve, the fixed sleeves are used for fixing a burette containing another reagent solution, the inside of the fixed sleeve is threadedly connected with a second threaded rod, and the end of the second threaded rod in the fixed sleeve is rotatably connected with a fixed plate.

[0011] Preferably, the inside of the movable sleeve is threadedly connected with third threaded rods on the two sides, and the opposite ends of the two third threaded rods are rotatably connected with locking plates.

[0012] Compared with the prior art, the titration device has the following beneficial effects:

[0013] The utility model discloses a titration device, through setting up base, in actual work, the beaker containing one kind reagent solution is placed on the top surface of sliding block, and the sliding block is slid to the middle part of rotating block, and the burette containing another reagent solution is inserted into the fixed sleeve, and the reagent solution in burette falls to the inside of beaker, so that two reagent solutions contact, and the micro motor drives the reciprocating screw rod to rotate, can make the rack reciprocating move left and right, and then drive the gear and rotating block to reciprocate left and right, so that the two reagent solutions in beaker are shaken, thereby can accelerate the speed of reaction after two reagent solutions mix evenly, to improve the efficiency of experiment. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is whole structure schematic diagram of the utility model;

[0015] Figure 2 It is the base sectional structure schematic view of the utility model;

[0016] Figure 3 It is the sliding block structure schematic view of the utility model;

[0017] Figure 4 It is the telescopic sleeve sectional structure schematic view of the utility model;

[0018] Figure 5 It is the movable sleeve structure schematic view of the utility model.

[0019] In the figure: 1, base; 2, vertical rod; 3, connecting block; 4, rotating block; 5, first sliding groove; 6, second sliding groove; 101, gear; 102, rotating shaft; 103, reciprocating screw rod; 104, rack; 105, sliding rod; 106, micro motor; 301, positioning hole; 302, sliding block; 303, support plate; 304, first threaded rod; 305, telescopic rod; 306, clamping plate; 3021, telescopic sleeve; 3022, spring; 3023, movable rod; 3024, positioning head; 201, movable sleeve; 202, connecting rod; 203, fixed sleeve; 204, second threaded rod; 205, fixed plate; 206, third threaded rod; 207, locking plate. DETAILED DESCRIPTION

[0020] In order to make the technical means, creation features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0021] The utility model discloses a titration device, as shown in Figures 1-5 The inside of base 1 is rotatably connected with rotating shaft 102, and gear 101 is fixedly installed on one side of the inside of base 1, and when gear 101 rotates, rotating shaft 102 will be driven to rotate.

[0022] The inside of base 1 is rotatably connected with reciprocating screw rod 103, and the other side of the inside of base 1 is fixedly installed with sliding rod 105, the outer surface of reciprocating screw rod 103 is threadedly connected with rack 104, and rack 104 is slidably connected with sliding rod 105, and when reciprocating screw rod 103 rotates, rack 104 will be driven to reciprocate along sliding rod 105.

[0023] And rack 104 is engaged with gear 101, and when rack 104 reciprocates left and right, gear 101 and rotating shaft 102 will be driven to reciprocate left and right.

[0024] The outer surface of base 1 is fixedly installed with micro motor 106, and the output end of micro motor 106 is fixedly connected with reciprocating screw rod 103.

[0025] The rotating shaft 102 extends to one end of the outer top surface of the base 1 and is fixedly installed with a rotating block 4. When the rotating shaft 102 rotates, the rotating block 4 can be driven to rotate.

[0026] Moreover, the top surface of the rotating block 4 is provided with a second sliding groove 6, the top surface of the base 1 is fixedly installed with connecting blocks 3 on the left and right sides, the top surfaces of the two connecting blocks 3 are provided with first sliding grooves 5, the rotating block 4 is located between the two connecting blocks 3, a plurality of sliding blocks 302 are slidably connected in the first sliding grooves 5, and the sliding blocks 302 are used for placing beakers containing reagent solutions. The vessels that can be placed on the sliding blocks 302 include but are not limited to beakers. When the rotating block 4 rotates to the second sliding groove 6 and the two first sliding grooves 5 coincide, the sliding blocks 302 can move along the first sliding grooves 5 and the second sliding groove 6, so that the plurality of sliding blocks 302 can be moved to the lower side of the fixed sleeve 203 in turn, so as to quickly replace the beakers containing different kinds of reagent solutions.

[0027] The top surface of the sliding block 302 is fixedly installed with two supporting plates 303, the opposite sides of the two supporting plates 303 are threadedly connected with first threaded rods 304, and the opposite ends of the two first threaded rods 304 are rotatably connected with clamping plates 306. Rotating the first threaded rods 304 can drive the clamping plates 306 to move. When the two clamping plates 306 move close to each other, the beaker placed on the top surface of the sliding block 302 can be clamped and fixed.

[0028] The two clamping plates 306 are fixedly installed with two telescopic rods 305 on one side of the first threaded rod 304, and the four telescopic rods 305 are fixedly connected with the opposite sides of the two supporting plates 303. When the clamping plates 306 move, the telescopic rods 305 will be driven to extend or retract.

[0029] The top surfaces of the sliding block 302 are fixedly installed with telescopic sleeves 3021 on both sides, and the inner top surfaces of the two telescopic sleeves 3021 are fixedly installed with springs 3022. The bottom surfaces of the two springs 3022 are fixedly installed with positioning heads 3024. When the positioning heads 3024 rise, the springs 3022 will be compressed.

[0030] Moreover, the opposite ends of the two positioning heads 3024 located on the springs 3022 are fixedly installed with movable rods 3023. Part of the two movable rods 3023 is located in the inside of the two telescopic sleeves 3021, and the other part of the two movable rods 3023 is located outside the two telescopic sleeves 3021. The two movable rods 3023 are respectively inserted into the two springs 3022. Pulling the movable rods 3023 to move towards the outside of the telescopic sleeves 3021 can drive the positioning heads 3024 to rise, so that the positioning heads 3024 compress the springs 3022.

[0031] The top surface of the two connecting blocks 3 is provided with positioning holes 301 on both sides, and the top surface of the rotating block 4 is also provided with positioning holes 301 on both sides. The size of the positioning holes 301 is the same as that of the positioning head 3024. Pulling the movable rod 3023 to move towards the outside of the telescopic sleeve 3021 can drive the positioning head 3024 to rise, so that the positioning head 3024 extrudes the spring 3022, and the positioning head 3024 can rise to the inside of the telescopic sleeve 3021. Then the sliding block 302 can be moved to the specified position, and then the movable rod 3023 can be released. The spring 3022 that is extruded can push the positioning head 3024 to descend and reset, and then the positioning head 3024 can be inserted into the positioning hole 301 to fix the sliding block 302 after moving.

[0032] The top surface of the base 1 is fixedly provided with a vertical rod 2, and the outer surface of the vertical rod 2 is sleeved with a movable sleeve 201. The movable sleeve 201 can ascend or rotate on the outer surface of the vertical rod 2.

[0033] The outer surface of the movable sleeve 201 is fixedly provided with a plurality of connecting rods 202, and the end of the connecting rod 202 away from the movable sleeve 201 is fixedly provided with a fixed sleeve 203. When the movable sleeve 201 ascends or rotates, the connecting rod 202 and the fixed sleeve 203 will ascend or rotate.

[0034] The inside of the fixed sleeve 203 is threadedly connected with a second threaded rod 204, and the end of the second threaded rod 204 in the fixed sleeve 203 is rotatably connected with a fixed plate 205. When the burette containing another reagent solution is inserted into the fixed sleeve 203, rotating the second threaded rod 204 can make the fixed plate 205 clamp and fix the burette.

[0035] By rotating the movable sleeve 201, the burettes containing different reagent solutions can be rotated to the upper side of the beaker, so as to experiment on different reagent solutions.

[0036] The inside of the movable sleeve 201 is threadedly connected with a third threaded rod 206 on both sides, and the opposite end of the two third threaded rods 206 is rotatably connected with a locking plate 207. Rotating the two third threaded rods 206 can make the two locking plates 207 move towards the outer surface of the vertical rod 2, until the two locking plates 207 contact with the outer surface of the vertical rod 2 and clamp, so as to fix the movable sleeve 201.

[0037] The working principle of the utility model is that: the beaker containing one kind of reagent solution is placed on the top surface of the sliding block 302, and the sliding block 302 is moved to the middle part of the top surface of the rotating block 4, then the two first threaded rods 304 are rotated to push the two clamping plates 306 to approach each other, the beaker placed on the top surface of the sliding block 302 can be clamped and fixed, the burette containing another reagent solution is inserted into the fixing sleeve 203, the second threaded rod 204 is rotated, the fixing plate 205 can clamp and fix the burette, then the reagent solution in the burette falls into the beaker, so that the two kinds of reagent solutions contact each other, the micro motor 106 drives the reciprocating screw rod 103 to rotate, the rack 104 can reciprocate left and right, and then the gear 101 and the rotating block 4 reciprocate left and right, so that the two kinds of reagent solutions in the beaker are shaken, thereby the speed of the reaction after the two kinds of reagent solutions are mixed uniformly can be accelerated.

[0038] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above. The skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments, the above-mentioned embodiments and the description in the specification are only to illustrate the principle of the utility model, under the premise of not departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements all fall into the scope of the utility model claimed for protection. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A titration apparatus, comprising a base (1), characterized in that: A rotating shaft (102) is rotatably connected inside the base (1), and a gear (101) is fixedly installed on the outer surface of the rotating shaft (102) on one side inside the base (1). A reciprocating screw (103) is rotatably connected to one side inside the base (1), and a slide rod (105) is fixedly installed on the other side inside the base (1). A rack (104) is threadedly connected to the outer surface of the reciprocating screw (103), and the rack (104) is slidably connected to the slide rod (105). The rack (104) meshes with the gear (101). A micro motor is fixedly installed on one side of the outer surface of the base (1). 106), and the output end of the micro motor (106) is fixedly connected to the reciprocating lead screw (103). The rotating shaft (102) extends to one end of the outer top surface of the base (1) and a rotating block (4) is fixedly installed. The top surface of the rotating block (4) is provided with a second sliding groove (6). The top surface of the base (1) is fixedly installed with connecting blocks (3) on both the left and right sides. The top surfaces of the two connecting blocks (3) are provided with a first sliding groove (5). The rotating block (4) is located between the two connecting blocks (3). The first sliding groove (5) is slidably connected with multiple sliders (302) for placing a beaker containing reagent solution.

2. The titration apparatus according to claim 1, characterized in that: Two support plates (303) are fixedly installed on the top surface of the slider (302). Each of the two support plates (303) is threaded with a first threaded rod (304) on one side opposite to the other. Each of the two first threaded rods (304) is rotatably connected to a clamping plate (306) on one side opposite to the first threaded rod (304). Each of the two clamping plates (306) is fixedly installed with two telescopic rods (305) on one side opposite to the first threaded rod (304). The four telescopic rods (305) are respectively fixedly connected to the opposite side of the two support plates (303).

3. The titration apparatus according to claim 1, characterized in that: Telescopic sleeves (3021) are fixedly installed on both sides of the top surface of the slider (302), and springs (3022) are fixedly installed on the inner top surfaces of the two telescopic sleeves (3021). Positioning heads (3024) are fixedly installed on the bottom surfaces of the two springs (3022), and movable rods (3023) are fixedly installed at one end of the two positioning heads (3024) located on the springs (3022). Parts of the two movable rods (3023) are located inside the two telescopic sleeves (3021), and the other parts of the two movable rods (3023) are located outside the two telescopic sleeves (3021). The two movable rods (3023) pass through the interior of the two springs (3022).

4. A titration apparatus according to claim 3, characterized in that: Positioning holes (301) are provided on both sides of the top surface of the two connecting blocks (3) and on both sides of the top surface of the rotating block (4), and the size of the positioning holes (301) is the same as the size of the positioning head (3024).

5. A titration apparatus according to claim 1, characterized in that: A vertical rod (2) is fixedly installed on one side of the top surface of the base (1), and a movable sleeve (201) is fitted on the outer surface of the vertical rod (2). Multiple connecting rods (202) are fixedly installed on the outer surface of the movable sleeve (201), and a fixed sleeve (203) is fixedly installed at the end of the connecting rod (202) away from the movable sleeve (201) for fixing a burette containing another reagent solution. A second threaded rod (204) is threadedly connected to one side of the inside of the fixed sleeve (203), and a fixed plate (205) is rotatably connected to one end of the second threaded rod (204) inside the fixed sleeve (203).

6. A titration apparatus according to claim 5, characterized in that: Both sides of the movable sleeve (201) are threaded with third threaded rods (206), and the opposite ends of the two third threaded rods (206) are rotatably connected with locking plates (207).

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