CN219935735U

CN219935735U - Laboratory pH meter

Info

Publication number: CN219935735U
Application number: CN202321500978.5U
Authority: CN
Inventors: 曾繁光; 孙明芬; 刘亚丽; 杨永康; 刘晓钰
Original assignee: Shandong Bangzhong Medical Device Testing Center Co ltd
Current assignee: Shandong Bangzhong Medical Device Testing Center Co ltd
Priority date: 2023-06-13
Filing date: 2023-06-13
Publication date: 2023-10-31
Anticipated expiration: 2033-06-13

Abstract

The utility model provides a laboratory pH meter which comprises a pH meter body, wherein one side of the pH meter body is provided with an adjusting arm, the inside of the adjusting arm is provided with a pH detection pipe, one side of the pH meter body is provided with a soaking component, the soaking component comprises a liquid storage box, a soaking box, a motor and a sealing cover, one side of the pH meter body is fixedly connected with the liquid storage box and the soaking box respectively, one side of the soaking box is fixedly connected with the motor, and the top of the soaking box is fixedly connected with the sealing cover. The laboratory pH meter solves the problems that the utilization rate is low and the normal use of the laboratory pH meter is affected because the laboratory pH meter is soaked in a container such as a beaker for a long time and cannot be reused in the soaking period.

Description

Laboratory pH meter

Technical Field

The utility model relates to the field of pH meters, in particular to a laboratory pH meter.

Background

The pH meter is an instrument for measuring the pH value of a solution, is also called an acidometer, has the same principle although the pH meter has a plurality of types and different structures, and can be used for measuring the pH value by a potentiometric method, and can be used for measuring the electromotive force (mV) of a battery besides the acidity of the solution.

When various experiments are carried out in a laboratory, a PH value of the solution needs to be detected by using a PH meter, the solution is polluted when the solution is used for a long time, the solution needs to be cleaned or soaked by using a special solution, the soaking operation is generally carried out by using a container such as a beaker, the soaking time is long, the solution cannot be reused during the soaking period, and the utilization rate is low, so that the normal use of the solution is influenced.

Therefore, there is a need to provide a new laboratory pH meter that solves the above-mentioned technical problems.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a laboratory pH meter which can recycle soaking liquid or cleaning liquid and improve the soaking efficiency.

The laboratory pH meter provided by the utility model comprises a pH meter body, wherein one side of the pH meter body is provided with an adjusting arm, the inside of the adjusting arm is provided with a pH detection tube, one side of the pH meter body is provided with a soaking assembly, the soaking assembly comprises a liquid storage box, a soaking box, a motor and a sealing cover, one side of the pH meter body is fixedly connected with the liquid storage box and the soaking box respectively, one side of the soaking box is fixedly connected with the motor, and the top of the soaking box is fixedly connected with the sealing cover.

In order to achieve the effects that when the PH detection tube needs to be soaked or cleaned, the PH detection tube enters the soaking box through the adjusting arm, the soaking liquid can enter the soaking box under the action of the first circulating pump and the second circulating pump in the liquid storage box, the motor is started, the adjusting plate can move under the action of the motor, and then the soaking liquid can flow in the soaking box, so that pollutants attached to the surface of the PH detection tube can be rapidly removed.

In order to achieve the effect that the motor can drive the turntable to rotate, and the turntable can drive the transmission bar to move through the fixing column when rotating, the utility model provides the laboratory pH meter, preferably, the output end of the motor is fixedly connected with the turntable, one side of the turntable is fixedly connected with the fixing column, and the outer side of the fixing column is slidably connected with the transmission bar.

In order to achieve the effect that the transmission bar can drive the half gear to move when moving, the utility model provides the laboratory pH meter, preferably, a chute matched with the fixed column is formed in the transmission bar, and the half gear is fixedly connected to the bottom of the transmission bar.

In order to achieve the effect that the rack at the bottom of the semi-gear can be driven to move when the semi-gear rotates, and then the rack can drive the fixing strip at one side of the semi-gear to move, the utility model provides the laboratory pH meter, preferably, the bottom of the semi-gear is connected with the rack in a meshed manner, and one side of the rack is fixedly connected with the fixing strip.

In order to achieve the effect that the fixing strip drives the adjusting plate to move when moving, so that the adjusting plate can flow the solution in the soaking box, the utility model provides the laboratory pH meter, preferably, one end, far away from the rack, of the fixing strip is fixedly connected with the adjusting plate, one side, far away from the fixing strip, of the adjusting plate is fixedly connected with the sliding strip, and one end, far away from the adjusting plate, of the sliding strip is in sliding connection with the soaking box.

In order to achieve the effect that under the action of the first circulating pump, the solution in the liquid storage box can be conveyed into the soaking box, under the action of the second circulating pump, the solution in the soaking box can enter the liquid storage box again, and then the solution can flow circularly.

In order to achieve the effect that cleaning liquid in the cleaning box can be pumped and conveyed under the action of the cleaning pump, and then the PH detection tube is cleaned through the spray head, the utility model provides the laboratory PH meter, preferably, one side of the soaking box is fixedly connected with the cleaning box, the bottom of the inner cavity of the cleaning box is fixedly connected with the cleaning pump, the water outlet of the cleaning pump is communicated with the water outlet pipe, one end of the water outlet pipe, far away from the water outlet of the cleaning pump, is communicated with the annular tube, and the bottom of the annular tube is communicated with the spray head.

Compared with the prior art, the utility model has the beneficial effects that:

this laboratory pH meter, through setting up soaking assembly, after the PH detecting tube uses for a long time, the PH detecting tube can be polluted, need soak or wash it, the staff passes through the regulating arm with the PH detecting tube and the standing groove, make the PH detecting tube get into inside the soaking box, then start first circulating pump, first circulating pump makes the solution inside the liquid storage box get into inside the soaking box through the drain pipe, simultaneously, the starter motor, the motor can drive the carousel rotation, drive the transmission line motion through the fixed column when the carousel rotates, under the effect of spout, make the fixed column can slide in the transmission line inside, and then make the transmission line carry out pendulum motion, drive half gear motion when the transmission line motion, and then drive rack motion, thereby make the rack can drive the regulating plate motion, make the regulating plate stir the solution of soaking box inside, improve the soaking efficiency and the cleaning efficiency of PH detecting tube to a certain extent, it soaks the operation through waiting the container to it, it soaks the time is longer, unable use it again during soaking, lead to its utilization ratio lower, influence the problem of its normal use.

Drawings

FIG. 1 is a schematic diagram of a preferred embodiment of a laboratory pH meter according to the present utility model;

FIG. 2 is a schematic view of the soaking assembly of the present utility model;

FIG. 3 is a schematic diagram of the structural connection of the motor and rack of the present utility model;

FIG. 4 is a schematic view of the internal structure of the liquid storage box of the utility model;

fig. 5 is a schematic view showing the internal structure of the cleaning box of the present utility model.

Reference numerals in the drawings: 1. a PH meter body; 2. an adjusting arm; 3. a PH detection tube; 4. a soaking component; 41. a liquid storage box; 42. a soaking box; 43. a motor; 44. sealing cover; 5. a placement groove; 6. a discharge pipe; 7. a valve; 8. a turntable; 9. fixing the column; 10. a transmission bar; 11. a chute; 12. a half gear; 13. a rack; 14. a fixing strip; 15. an adjusting plate; 16. a sliding bar; 17. a first circulation pump; 18. a second circulation pump; 19. a liquid inlet pipe; 20. a liquid outlet pipe; 21. a cleaning box; 22. a cleaning pump; 23. a water outlet pipe; 24. an annular tube; 25. a spray head.

Detailed Description

The utility model will be further described with reference to the drawings and embodiments.

Referring to fig. 1, fig. 2, fig. 3, fig. 4, and fig. 5 in combination, fig. 1 is a schematic structural diagram of a preferred embodiment of a laboratory pH meter according to the present utility model; FIG. 2 is a schematic view of the soaking assembly of the present utility model; FIG. 3 is a schematic diagram of the structural connection of the motor and rack of the present utility model; FIG. 4 is a schematic view of the internal structure of the liquid storage box of the utility model; fig. 5 is a schematic view showing the internal structure of the cleaning box of the present utility model. The utility model provides a laboratory pH meter, including PH meter body 1, one side of PH meter body 1 is provided with adjusting arm 2, and the inside of adjusting arm 2 is provided with PH detection tube 3, and one side of PH meter body 1 is provided with soaks subassembly 4, soaks subassembly 4 and includes reservoir 41, soaks box 42, motor 43 and sealed lid 44, and one side of PH meter body 1 is fixedly connected with reservoir 41 and soaks box 42 respectively, soaks one side fixedly connected with motor 43 of box 42, soaks the top fixedly connected with sealed lid 44 of box 42.

In the specific implementation process, as shown in fig. 2 and 3, a placing groove 5 is formed in the sealing cover 44, the front surface of the soaking box 42 is communicated with a discharge pipe 6, and a valve 7 is arranged on the outer side of the discharge pipe 6.

The output end of the motor 43 is fixedly connected with a rotary table 8, one side of the rotary table 8 is fixedly connected with a fixed column 9, and the outer side of the fixed column 9 is slidably connected with a transmission bar 10.

A sliding groove 11 matched with the fixed column 9 is formed in the transmission bar 10, and a half gear 12 is fixedly connected to the bottom of the transmission bar 10.

The bottom of the half gear 12 is connected with a rack 13 in a meshed manner, and one side of the rack 13 is fixedly connected with a fixing strip 14.

One end of the fixed bar 14 far away from the rack 13 is fixedly connected with an adjusting plate 15, one side of the adjusting plate 15 far away from the fixed bar 14 is fixedly connected with a sliding bar 16, and one end of the sliding bar 16 far away from the adjusting plate 15 is in sliding connection with the soaking box 42.

It should be noted that: when the PH meter body 1 uses for a long time, some pollution can appear in PH detection tube 3, need wash or soak it, when needs carry out soaking operation to it, at first the staff carries out the regulation through adjusting arm 2 to PH detection tube 3 position, make PH detection tube 3 can get into the inside of soaking box 42 through standing groove 5, then staff starts first circulating pump 17, make the inside solution of liquid storage box 41 can get into the inside of soaking box 42 through drain pipe 20, starter motor 43, motor 43 drives carousel 8 and rotates, can drive fixed column 9 rotation when carousel 8 rotates, and then can drive the motion of transmission line 10 under the effect of fixed column 9, simultaneously under the restriction of spout 11, make transmission line 10 can carry out the pendulum motion, and then transmission line 10 can drive half gear 12 and carry out the pendulum motion, under the effect of half gear 12, thereby make rack 13 can carry out the linear reciprocating motion through fixed strip 14 drive regulating plate 15, under the effect of regulating plate 15, make soaking box 42 inside solution flow rate increase, can drive the inside regulating plate 15 and can drive the sliding plate 16 at the inside of regulating plate 15 and can drive PH detection tube 15 simultaneously, can drive the motion of PH detection tube 3, and then make the detection tube 3 keep stable, and clean up the effect of the detection tube 3.

Referring to fig. 4 and 5, the bottom of the inner cavity of the liquid storage box 41 is fixedly connected with a first circulating pump 17 and a second circulating pump 18 respectively, a liquid inlet of the first circulating pump 17 is communicated with a liquid inlet pipe 19, one end, far away from the liquid inlet of the first circulating pump 17, of the liquid inlet pipe 19 is communicated with the soaking box 42, a liquid outlet of the second circulating pump 18 is communicated with a liquid outlet pipe 20, and one end, far away from the liquid outlet of the second circulating pump 18, of the liquid outlet pipe 20 is communicated with the soaking box 42.

One side of the soaking box 42 is fixedly connected with a cleaning box 21, the bottom of the inner cavity of the cleaning box 21 is fixedly connected with a cleaning pump 22, a water outlet of the cleaning pump 22 is communicated with a water outlet pipe 23, one end, far away from the water outlet of the cleaning pump 22, of the water outlet pipe 23 is communicated with an annular pipe 24, and the bottom of the annular pipe 24 is communicated with a spray head 25.

It should be noted that: under the effect of first circulating pump 17 for the inside solution of receiver 41 can get into the inside of soaking box 42 through drain pipe 20, simultaneously under the effect of second circulating pump 18, make the inside solution of soaking box 42 get into the inside of receiver 41 through drain pipe 20, and then make the solution can circulate and flow, when needs wash PH detection tube 3 simultaneously, start wash pump 22, wash pump 22 can carry out the extraction to the inside washing liquid of washing box 21, then spray the washing to PH detection tube 3 through outlet pipe 23, ring pipe 24 and sprinkler head 25.

The working principle of the laboratory pH meter provided by the utility model is as follows:

when the device is used for a long time, the PH detection tube 3 may be polluted, when the PH detection tube 3 needs to be cleaned or soaked, the PH detection tube 3 enters the soaking box 42 through the accommodating groove 5, then the first circulating pump 17 is started, under the action of the first circulating pump 17, the solution in the liquid storage box 41 can enter the soaking box 42, then the motor 43 is started, the motor 43 can drive the rotary table 8 to rotate, the rotary table 8 can drive the transmission bar 10 to move through the fixing column 9 when rotating, the transmission bar 10 performs pendulum operation under the action of the chute 11, and then the half gear 12 can be driven to move, so that the rack 13 can perform linear reciprocating motion, under the action of the rack 13, the adjusting plate 15 can perform motion, and then the solution in the soaking box 42 can flow, so that the soaking efficiency of the PH detection tube 3 is improved, and meanwhile, under the action of the cleaning pump 22, the annular tube 24 and the spray head 25, the cleaning liquid can clean the PH detection tube 3.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. The utility model provides a laboratory pH meter, its characterized in that, including PH meter body (1), one side of PH meter body (1) is provided with adjusting arm (2), the inside of adjusting arm (2) is provided with PH detection tube (3), one side of PH meter body (1) is provided with soak subassembly (4), soak subassembly (4) including reservoir (41), soak box (42), motor (43) and sealed lid (44), one side of PH meter body (1) fixedly connected with reservoir (41) and soak box (42) respectively, one side fixedly connected with motor (43) of soaking box (42), the top fixedly connected with sealed lid (44) of soaking box (42).

2. Laboratory pH meter according to claim 1, characterized in that the inside of the sealing cover (44) is provided with a holding tank (5), the front surface of the soaking box (42) is connected with a drain pipe (6), the outside of the drain pipe (6) is provided with a valve (7).

3. Laboratory pH meter according to claim 1, characterized in that the output end of the motor (43) is fixedly connected with a turntable (8), one side of the turntable (8) is fixedly connected with a fixed column (9), and the outer side of the fixed column (9) is slidingly connected with a transmission bar (10).

4. A laboratory pH meter according to claim 3, wherein the inside of the transmission bar (10) is provided with a chute (11) cooperating with the fixed column (9), and the bottom of the transmission bar (10) is fixedly connected with a half gear (12).

5. Laboratory pH meter according to claim 4, characterized in that the bottom of the half-gear (12) is connected in mesh with a rack (13), one side of the rack (13) being fixedly connected with a fixing bar (14).

6. Laboratory pH meter according to claim 5, characterized in that one end of the fixing bar (14) remote from the rack (13) is fixedly connected with an adjusting plate (15), one side of the adjusting plate (15) remote from the fixing bar (14) is fixedly connected with a sliding bar (16), and one end of the sliding bar (16) remote from the adjusting plate (15) is in sliding connection with the soaking box (42).

7. Laboratory pH meter according to claim 1, characterized in that the bottom of the inner cavity of the liquid storage box (41) is fixedly connected with a first circulation pump (17) and a second circulation pump (18) respectively, the liquid inlet of the first circulation pump (17) is communicated with a liquid inlet pipe (19), one end of the liquid inlet pipe (19) far away from the liquid inlet of the first circulation pump (17) is communicated with the soaking box (42), the liquid outlet of the second circulation pump (18) is communicated with a liquid outlet pipe (20), and one end of the liquid outlet pipe (20) far away from the liquid outlet of the second circulation pump (18) is communicated with the soaking box (42).

8. Laboratory pH meter according to claim 1, characterized in that one side of the soaking box (42) is fixedly connected with a cleaning box (21), the bottom of the inner cavity of the cleaning box (21) is fixedly connected with a cleaning pump (22), the water outlet of the cleaning pump (22) is communicated with a water outlet pipe (23), one end of the water outlet pipe (23) far away from the water outlet of the cleaning pump (22) is communicated with an annular pipe (24), and the bottom of the annular pipe (24) is communicated with a spray head (25).