[0016] All the features disclosed in this specification, or all disclosed methods or steps in the process, except for mutually exclusive features and/or steps, can be combined in any manner.
[0017] Combine below Figure 1-6 The present invention will be described in detail. For the convenience of description, the orientations mentioned below are now specified as follows: figure 1 The vertical, horizontal, front and rear directions of the projection relationship are the same.
[0018] A new type of chemical testing machine of the device of the present invention includes a box body 10, a first support rod 13 is fixedly installed on the upper end surface of the box body 10, and a PH test device is provided on the first support rod 13. A rod 13 is provided with a liquid taking device located on the right side of the PH test device, a cleaning device is provided on the right side of the liquid taking device, a slide 12 is fixedly installed on the box body 10, and the box body 10 A second supporting rod 26 is fixedly installed on the lower end wall, and a first rotating shaft 29 is rotatably installed on the upper end of the second supporting rod 26. A first pulley 28 and a second pulley 27 are fixedly installed on the first rotating shaft 29. A third support rod 25 located on the right side of the second support rod 26 is fixedly installed on the lower end wall of the box body 10, and a first motor 24 is fixedly mounted on the upper end of the third support rod 25. A third pulley 23 is fixedly installed on the output shaft. The third pulley 23 and the second pulley 27 are connected by a first belt 30. A fixing block 32 is fixedly installed on the upper end of the first belt 30. A first slider 11 is slidably mounted in the slideway 12, a test tube 33 slidably connected to the fixed block 32 is mounted on the first slider 11, and the left end wall of the box body 10 is fixedly mounted on the On the first support plate 34 above the slideway 12, a fourth support rod 37 located above the first support plate 34 is fixedly installed on the left end wall of the box body 10, and a fourth support rod 37 is rotatably mounted on the right end thereof. Two rotating shafts 36, on which a first fixed pulley 35 is fixedly mounted.
[0019] Beneficially, the PH testing device includes a third rotating shaft 17 rotatably mounted on the first support rod 13, and a fourth pulley 16, a fifth pulley 15, and a first disc 14 are fixedly mounted on the third rotating shaft 17. A fourth rotating shaft 18 is rotatably mounted on the first disc 14, a fifth supporting rod 38 is fixedly mounted on the fourth rotating shaft 18, and a first sliding groove 39 is fixedly mounted on the right end surface of the fifth supporting rod 38 A first spring 42 is fixedly installed on the right end wall of the first sliding groove 39, and a second sliding block 41 slidably connected to the first sliding groove 39 is fixedly installed on the right end of the first spring 42. A sixth support rod 40 is fixedly mounted on the slider 41, a PH test paper 43 slidably connected to the fifth support rod 38 is slidably mounted on the left end of the second slider 41, the first pulley 28 and the fifth belt The wheels 15 are connected by a second belt 31.
[0020] Advantageously, the liquid taking device includes a fifth rotating shaft 21 rotatably mounted on the first support rod 13, and a sixth pulley 21 and a second disc 19 are fixedly mounted on the fifth rotating shaft 21. The second disc A sixth rotating shaft 22 is rotatably mounted on 19, a seventh supporting rod 45 is fixedly installed on the sixth rotating shaft 22, a sliding cavity 48 is provided in the seventh supporting rod 45, and the lower end wall of the sliding cavity 48 is fixedly installed There is an electromagnet 51, a second spring 50 is fixedly mounted on the upper end of the electromagnet 51, and a third slider 49 slidably connected to the sliding cavity 48 is fixedly mounted on the upper end of the second spring 50. A second support plate 47 is fixedly installed on the sliding block 49, and a dropper 46 slidably connected to the seventh support rod 45 is slidably mounted on the lower end surface of the second support plate 47.
[0021] Beneficially, the cleaning device includes an eighth support rod 60 fixedly installed on the upper end surface of the slideway 12, a water tank 59 is fixedly installed at the upper end of the eighth support rod 60, and a water pipe 58 is fixedly installed at the left end of the water tank 59. A ninth support rod 61 located below the water tank 59 is fixedly mounted on the eight support rods 60, a second motor 63 is fixedly mounted on the left end of the ninth support rod 61, and a second motor 63 is fixedly mounted on the output shaft of the second motor 63. A gear 62, a hydraulic cylinder 64 is fixedly mounted on the ninth strut 61, and a first limit block 68 located below the ninth strut 61 is fixedly mounted on the eighth strut 60. The left side of a gear 62 is engaged with a first rack 69 slidably connected to the first limiting block 68, a third motor 83 is fixedly installed at the lower end of the first rack 69, and the output shaft of the third motor 83 A seventh pulley 82 and a third disc 80 are fixedly installed on the upper part. The left side of the third disc 80 is fixedly installed with a fetching block 78. The right end of the first rack 69 is fixedly installed with a third support plate 81, A first sliding plate 65 is slidingly mounted on the lower end of the hydraulic cylinder 64, a tenth support rod 66 is fixedly mounted on the lower end of the first sliding plate 65, and a first short plate 67 is fixedly mounted on the lower end of the tenth support rod 66. A second sliding plate 75 is slidingly installed at the left end of the 64, an eleventh rod 76 is fixedly installed at the left end of the second sliding plate 75, a second short plate 77 is fixedly installed at the left end of the eleventh rod 76, and the water pipe 58 A second sliding groove 71 is fixedly installed at the left end, a third spring 72 is fixedly installed in the second sliding groove 71, and a fourth sliding groove slidably connected to the second sliding groove 71 is fixedly installed at the left end of the third spring 72 At block 73, a twelfth strut 74 is fixedly installed on the fourth sliding block 73, and a third sliding plate 70 slidably connected to the water pipe 58 is fixedly installed at the lower end of the twelfth strut 74. The water pipe A thirteenth rod 56 is fixedly installed at the left end of the thirteenth rod 56. A seventh shaft 55 is rotatably installed on the left end of the thirteenth rod 56. An eighth pulley 54 and a second gear 80 are fixedly installed on the seventh shaft 55. A second limiting block 57 is fixedly installed on the seventh rotating shaft 55, and a second rack 52 slidably connected with the second limiting block 57 is meshed and connected to the left end of the second gear 80. The second tooth A water tank 53 is fixedly installed on the right end surface of the strip 52.
[0022] In the initial state, the test tube 33 is under the first support plate 34, the sixth support rod 40 and the fifth support rod 38 clamp the PH test paper 43, the second spring 50 is in an uncompressed state, and the second short plate 77 and the twelfth The support rod 74 is not in contact;
[0023] At the beginning of work, the first motor 24 rotates so that the test tube 33 is under the third rotating shaft 17, the PH test paper 43 extends into the test tube 33 to perform the PH test. After the end, the first motor 24 rotates so that the test tube 33 is under the sixth pulley 21. The contact between the six rods 40 and the first fixed pulley 35 makes the first spring 42 compressed, the PH test paper 43 is on the first support plate 34, the drop tube 46 is in the test tube 33, and the second spring 50 is in a compressed state, making the drop tube 46 performs liquid extraction. After the end, the first motor 24 rotates to make the test tube 33 contact the object block 78, and the second motor 63 rotates to separate the test tube 33 from the fixed block 32, so that the third support plate 81 contacts the first short plate 67. The second short plate 77 is brought into contact with the twelfth rod 74, so that the fourth slider 73 moves to the left, and the water enters the test tube 33 for cleaning. After the end, the third motor 83 starts to work so that the test tube 33 pours the waste liquid into the water tank. 53 in.
[0024] The above are only specific embodiments of the invention, but the scope of protection of the invention is not limited to this. Any changes or substitutions that are not thought of through creative work shall be covered by the scope of protection of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.
