Backflow digestion instrument with lifting structure

Abstract

The utility model relates to the technical field of backflow digestion instruments, in particular to a backflow digestion instrument with a lifting structure, which comprises a bottom plate, the top of the bottom plate is fixedly connected with a support plate, the surface of the support plate is fixedly connected with a stepping motor, the output end of the stepping motor is fixedly connected with a disc, and the surface of the disc is fixedly connected with a round rod. The surface of the supporting plate is fixedly connected with a rectangular box, and a moving plate is slidably connected into the rectangular box. Through cooperative use of the driving motor, the stepping motor, the disc, the round rod, a lantern ring, a limiting plate, a threaded rod and a threaded sleeve, the disc and the round rod can be driven by the stepping motor to rotate, and the lantern ring, an abutting rod, a connecting plate and the digestion instrument body are driven by the round rod to move in the vertical direction, so that the digestion instrument body can be lifted; the use range of the digestion instrument body during water resource detection is widened, meanwhile, the movable plate can be extruded and limited through the limiting plate, and the phenomenon that the digestion instrument body accidentally falls after lifting of the digestion instrument body is completed is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of reflux digestion instruments, in particular to a reflux digestion instrument with a lifting structure. Background Art

[0002] The reflux digestion instrument is an instrument for measuring the COD content in sewage. It is necessary to use the reflux digestion instrument when monitoring the water environment.

[0003] The reflux digestion instrument with a lifting structure, whose announcement number is CN220525470U authorized by China, is provided with a lifting platform on the heating base, and the work station for placing the conical flask (i.e., the heating plate) is arranged on the lifting platform. The height of the conical flask is changed by the lifting platform to separate the conical flask from the condenser. When taking out the conical flask, there is no need to move the condenser, which is more convenient to use. Moreover, the condenser is always kept on the cooling seat and will not roll, fall, or break.

[0004] There are still some shortcomings in use. When the reflux digester is raised to a certain height, the reflux digester cannot be supported, and the reflux digester may fall accidentally, causing damage to the reflux digester and reducing the service life of the reflux digester. At the same time, the lifting height of the reflux digester cannot be displayed, which makes the reflux digester limited in practicality when adjusting the height. Utility Model Content

[0005] The purpose of the utility model is to provide a reflux digestion instrument with a lifting structure to solve the problem proposed in the above background technology that the reflux digestion instrument cannot be supported when it is raised to a certain height, and the reflux digestion instrument may accidentally fall, causing damage to the reflux digestion instrument and reducing the service life of the reflux digestion instrument. At the same time, the lifting height of the reflux digestion instrument cannot be displayed, thereby limiting the practicality of the reflux digestion instrument when adjusting the height.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A reflux digestion instrument with a lifting structure comprises a base plate, a support plate is fixedly connected to the top of the base plate, a stepper motor is fixedly connected to the surface of the support plate, a disc is fixedly connected to the output end of the stepper motor, a round rod is fixedly connected to the surface of the disc, a rectangular box is fixedly connected to the surface of the support plate, a movable plate is slidably connected to the rectangular box, a side groove is provided in the rectangular box, a driving motor is installed at the bottom of the support plate, a threaded rod is fixedly connected to the output end of the driving motor, a threaded sleeve is sleeved on the outside of the threaded rod, a limiting plate is fixedly connected to the top of the threaded sleeve, the limiting plate is arranged on the side of the side groove, and the limiting plate is abutted against the movable plate.

[0008] As a preferred solution of the utility model, a connecting plate is provided on the top of the movable plate through a rotating rod, a push rod is fixedly connected to the bottom of the connecting plate, and a collar is fixedly connected to the bottom of the push rod.

[0009] As a preferred solution of the utility model, a round rod is fixedly connected to the surface of the disc, the sleeve is arranged outside the round rod, and the sleeve is slidably connected to the round rod.

[0010] As a preferred solution of the utility model, a display screen is fixedly connected to the surface of the bottom plate, a height sensor is fixedly connected to the bottom of the connecting plate, and the height sensor is electrically connected to the display screen.

[0011] As a preferred solution of the utility model, a fixing box is fixedly connected to the top of the connecting plate, a friction ball is fixedly connected to the inner surface wall of the fixing box, and a suction plate is fixedly connected to the inner bottom wall of the fixing box.

[0012] As a preferred solution of the utility model, a digestion instrument body is arranged on the top of the fixed box, and the friction ball and the suction plate are respectively against the digestion instrument body.

[0013] As a preferred solution of the utility model, a universal wheel is arranged at the bottom of the base plate, and the universal wheel is movably connected to the base plate.

[0014] As a preferred solution of the utility model, a plurality of friction balls are provided, the plurality of friction balls are evenly distributed on the inner wall of the fixed box, and the plurality of friction balls have the same size.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. In the utility model, by setting a driving motor, a stepping motor, a disc, a round rod, a collar, a limit plate, a threaded rod, and a threaded sleeve for coordinated use, the stepping motor can be used to drive the disc and the round rod to rotate, and the collar, the abutment rod, the connecting plate, and the digestion instrument body to move in the vertical direction through the round rod, so that the digestion instrument body can be lifted and lowered, thereby improving the use range of the digestion instrument body in water resource detection. At the same time, the limit plate can be used to squeeze and limit the movable plate to avoid the phenomenon of accidental falling of the digestion instrument body after the digestion instrument body is lifted and lowered.

[0017] 2. In the utility model, by setting up a height sensor and a display screen for use, the height of the digestion instrument body from the ground can be monitored, and the height value from the ground can be displayed on the display screen, thereby improving the practicality and intuitiveness when lifting the digestion instrument body and making it more convenient for people to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of the utility model when viewed from above;

[0020] Figure 3 This is a schematic diagram of the internal structure of the fixing box of the utility model;

[0021] Figure 4 It is a structural schematic diagram of the rectangular box and the movable plate of the utility model.

[0022] In the figure: 1. bottom plate; 2. display screen; 3. universal wheel; 4. threaded rod; 5. threaded sleeve; 6. support plate; 7. rectangular box; 8. limit plate; 9. moving plate; 10. rotating rod; 11. disc; 12. collar; 13. round rod; 14. stop rod; 15. connecting plate; 16. fixing box; 17. digestion instrument body; 18. height sensor; 19. driving motor; 20. stepping motor; 21. suction plate; 22. friction ball; 23. side groove. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0024] For examples, see Figure 1-4 , the utility model provides a technical solution:

[0025] A reflux digestion instrument with a lifting structure comprises a bottom plate 1, a support plate 6 is fixedly connected to the top of the bottom plate 1, a stepper motor 20 is fixedly connected to the surface of the support plate 6, a disc 11 is fixedly connected to the output end of the stepper motor 20, a round rod 13 is fixedly connected to the surface of the disc 11, a rectangular box 7 is fixedly connected to the surface of the support plate 6, a moving plate 9 is slidably connected in the rectangular box 7, a side groove 23 is provided in the rectangular box 7, a driving motor 19 is installed at the bottom of the support plate 6, a threaded rod 4 is fixedly connected to the output end of the driving motor 19, a threaded sleeve 5 is sleeved on the outside of the threaded rod 4, a limiting plate 8 is fixedly connected to the top of the threaded sleeve 5, the limiting plate 8 is arranged on the side of the side groove 23, and the limiting plate 8 is against the moving plate 9.

[0026] In this embodiment, Figure 3 and Figure 4As shown, a connecting plate 15 is provided on the top of the movable plate 9 through a rotating rod 10, a supporting rod 14 is fixedly connected to the bottom of the connecting plate 15, a sleeve 12 is fixedly connected to the bottom of the supporting rod 14, a round rod 13 is fixedly connected to the surface of the disc 11, the sleeve 12 is arranged on the outside of the round rod 13, the sleeve 12 is slidably connected to the round rod 13, a display screen 2 is fixedly connected to the surface of the bottom plate 1, a height sensor 18 is fixedly connected to the bottom of the connecting plate 15, and the height sensor 18 is electrically connected to the display screen 2.

[0027] Among them, the disc 11 and the round rod 13 can be driven to rotate by the stepper motor 20, and the ring 12, the support rod 14, the connecting plate 15 and the digester body 17 can be driven to move in the vertical direction by the round rod 13, so that the digester body 17 can be lifted and lowered, thereby improving the use range of the digester body 17 in water resource detection. At the same time, the movable plate 9 can be squeezed and limited by the limiting plate 8 to avoid the digester body 17 from accidentally falling after the digester body 17 is lifted and lowered.

[0028] In this embodiment, Figure 1 and Figure 2 As shown, the top of the connecting plate 15 is fixedly connected to a fixing box 16, the inner surface wall of the fixing box 16 is fixedly connected to a friction ball 22, the inner bottom wall of the fixing box 16 is fixedly connected to a suction plate 21, the top of the fixing box 16 is provided with a digestion instrument body 17, the friction ball 22 and the suction plate 21 are respectively against the digestion instrument body 17, the bottom of the bottom plate 1 is provided with a universal wheel 3, the universal wheel 3 is movably connected to the bottom plate 1, a plurality of friction balls 22 are provided, and the plurality of friction balls 22 are evenly distributed on the inner wall of the fixing box 16, and the plurality of friction balls 22 have the same size.

[0029] Among them, through the coordinated use of the height sensor 18 and the display screen 2, the height of the digestion instrument body 17 from the ground can be monitored, and the height value from the ground can be displayed through the display screen 2, thereby improving the practicality and intuitiveness when raising and lowering the digestion instrument body 17, making it more convenient for people to use.

[0030] The working process of the utility model: when the reflux digestion instrument with a lifting structure designed by the present invention is in operation, the digestion instrument body 17 is placed in the fixing box 16, and then the surface of the digestion instrument body 17 is abutted by the friction ball 22 and the suction plate 21, so that the digestion instrument body 17 can be fixed. When the height of the digestion instrument body 17 from the ground needs to be adjusted, the switch of the driving motor 19 is turned on, and the driving motor 19 drives the disc 11 and the round rod 13 to rotate. When the round rod 13 rotates, the ring 12, the abutting rod 14, the connecting plate 15 and the digestion instrument body 17 are driven to move in the vertical direction, so that the digestion instrument body 17 can be adjusted. 7 is lifted and lowered. When the digestion instrument body 17 is lifted and lowered to a determined position, the driving motor 19 is turned off and the switch of the stepping motor 20 is turned on. When the stepping motor 20 is working, it drives the threaded rod 4 to rotate, and the threaded sleeve 5 and the limiting plate 8 are driven to move by the rotation of the threaded rod 4. The movable plate 9 is squeezed and limited by the limiting plate 8 to avoid the movable plate 9 from accidentally moving in the rectangular box 7, thereby improving the supporting stability of the digestion instrument body 17, and detecting the height of the digestion instrument body 17 from the ground through the height sensor 18, and then displaying it through the display screen 2, thereby improving the practicality and use range of the digestion instrument body 17 when in use.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A reflux digestion apparatus with a lifting structure, comprising a bottom plate (1), characterized in that: The top of the bottom plate (1) is fixedly connected to a support plate (6), the surface of the support plate (6) is fixedly connected to a stepper motor (20), the output end of the stepper motor (20) is fixedly connected to a disk (11), the surface of the disk (11) is fixedly connected to a round rod (13), the surface of the support plate (6) is fixedly connected to a rectangular box (7), a moving plate (9) is slidably connected inside the rectangular box (7), a side groove (23) is provided inside the rectangular box (7), a driving motor (19) is installed at the bottom of the support plate (6), the output end of the driving motor (19) is fixedly connected to a threaded rod (4), the outside of the threaded rod (4) is sleeved with a threaded sleeve (5), the top of the threaded sleeve (5) is fixedly connected to a limiting plate (8), the limiting plate (8) is arranged on the side of the side groove (23), and the limiting plate (8) abuts against the moving plate (9).

2. The reflux digestion instrument with a lifting structure according to claim 1, characterized in that: A connecting plate (15) is provided on the top of the movable plate (9) via a rotating rod (10), a supporting rod (14) is fixedly connected to the bottom of the connecting plate (15), and a collar (12) is fixedly connected to the bottom of the supporting rod (14).

3. The reflux digestion instrument with a lifting structure according to claim 2, characterized in that: A round rod (13) is fixedly connected to the surface of the disc (11), the collar (12) is arranged outside the round rod (13), and the collar (12) is slidably connected to the round rod (13).

4. The reflux digestion instrument with a lifting structure according to claim 2, characterized in that: A display screen (2) is fixedly connected to the surface of the base plate (1), a height sensor (18) is fixedly connected to the bottom of the connecting plate (15), and the height sensor (18) is electrically connected to the display screen (2).

5. The reflux digestion instrument with a lifting structure according to claim 2, characterized in that: The top of the connecting plate (15) is fixedly connected to a fixing box (16), the inner surface wall of the fixing box (16) is fixedly connected to a friction ball (22), and the inner bottom wall of the fixing box (16) is fixedly connected to a suction plate (21).

6. The reflux digestion instrument with a lifting structure according to claim 5, characterized in that: A digestion instrument body (17) is arranged on the top of the fixing box (16), and the friction ball (22) and the suction plate (21) are respectively against the digestion instrument body (17).

7. The reflux digestion instrument with a lifting structure according to claim 1, characterized in that: A universal wheel (3) is provided at the bottom of the base plate (1), and the universal wheel (3) is movably connected to the base plate (1).

8. The reflux digestion apparatus with a lifting structure according to claim 5, characterized in that: A plurality of the friction balls (22) are provided, and the plurality of friction balls (22) are evenly distributed on the inner wall of the fixed box (16), and the plurality of friction balls (22) have the same size.

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