CN112984382A

CN112984382A - Automatic medicine adding system for environmental engineering detection

Info

Publication number: CN112984382A
Application number: CN202110091314.7A
Authority: CN
Inventors: 不公告发明人
Original assignee: Chongqing Zhiao Technology Co ltd
Current assignee: Chongqing Zhiao Technology Co ltd
Priority date: 2021-01-22
Filing date: 2021-01-22
Publication date: 2021-06-18

Abstract

The invention discloses an automatic reagent adding system for environmental engineering detection, which comprises a transport bin for transferring a reagent and a reaction bin for providing a reaction space, wherein a transfer pipeline is horizontally connected to one side of the transport bin, which faces towards the reaction bin, and a notch is formed in the upper side wall of the reaction bin, which faces towards the transport bin, and is used for the transfer pipeline to extend into; the bottoms of the transport bin and the reaction bin are fixedly connected with sliding blocks, and the sliding blocks extend into the accommodating cavities formed in the inner bottom surface of the rack; first adjustment mechanism includes initiative lead screw, driven lead screw, and initiative lead screw level sets up and the rotation, and the screw thread blind hole has been seted up towards the one end of transport bin to the initiative lead screw, and the stopper of driven lead screw can be in the bar spout of the internal level setting of frame bottom plate rectilinearly sliding, and the transport bin is pushed away to remove by the other end level top of the driven lead screw that stretches out in the initiative lead screw. The second adjusting mechanism drives the transportation bin to move upwards at the same time. The invention can realize the transfer and injection of the medicament relatively efficiently and automatically and keep the self-flowing mode.

Description

Automatic medicine adding system for environmental engineering detection

Technical Field

The invention relates to the technical field of engineering detection, in particular to an automatic medicine adding system for environmental engineering detection.

Background

In engineering detection, such as environmental engineering detection and chemical engineering detection, detection of some liquids is often required, and a medicament is required to be added into the liquid to determine the types and properties of the liquids through reaction. In engineering practice, the medicament of a liquid sets up in a lower position, flow into the medicament storehouse of below due through the mode of flowing certainly (also avoid excessively shaking the medicament before the reaction simultaneously), and the solution storehouse that is used for splendid attire liquid to be measured is because splendid attire a large amount of solutions, in order to save area, consequently the degree of depth in solution storehouse is darker, lead to the open position in solution storehouse higher, the medicament can't directly add the solution storehouse with the mode of flowing automatically and react in, and the medicament still need stand a certain time alone after taking out. Therefore, in practice, a worker often scoops out the medicament through a water ladle, a long-handled spoon and the like, then stands still, and then manually pours the medicament into the solution bin, so that the operation is very inconvenient, and especially when the addition amount of the medicament is large, the manual lifting and pouring cannot be performed at all, so that the medicament is spilled, and the potential safety hazard is further caused; if the pumping is directly adopted, the accuracy of the medicament dosage is difficult to control, even a flowmeter is needed, the cost is increased undoubtedly, and the impact on the medicament for pumping is extremely large, so that the standard of medicament gravity flow transmission is not met. However, if some existing automation equipment is purchased for operation, for example, a manipulator is used to implement the process, the cost is very high, and the method is not suitable. How to economically and effectively find a relatively automatic and efficient professional device to realize the operation process is urgent for the research and development of the technical personnel in the field.

Disclosure of Invention

The invention aims to provide an automatic medicine adding system for environmental engineering detection, which solves the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: an automatic agent adding system for environmental engineering detection mainly comprises a transport bin for transferring an agent and a reaction bin for providing a reaction space, wherein a transfer pipeline for conveying the agent is horizontally connected to one side of the transport bin, which faces the reaction bin, a valve is arranged on the transfer pipeline, a notch is formed in the upper side wall of one side, which faces the transport bin, of the reaction bin, and the notch is used for the transfer pipeline to stretch into; the bottom parts of the transportation bin and the reaction bin are fixedly connected with sliding blocks, the sliding blocks extend into the arrangement cavities formed in the inner bottom surface of the rack, and the side walls of the sliding blocks at the bottom parts of the transportation bin are also connected to the inner side walls of the arrangement cavities matched with the sliding blocks through return springs;

still including being used for adjusting the first adjustment mechanism of horizontal interval between transport bin and the reaction bin, first adjustment mechanism includes initiative lead screw, driven lead screw, initiative lead screw level sets up and around its axis original place rotation, and the screw thread blind hole has been seted up towards the one end of transport bin to the initiative lead screw, driven lead screw one end screw-thread fit is in the screw thread blind hole, the other end be used for with the smooth contact of side of transport bin bottom slider, and still the rigid coupling has the stopper on the driven lead screw, and the stopper can be in the bar spout of the horizontal setting of frame bottom plate body to make when rotating initiative lead screw, reaction bin horizontal motion, and the transport bin is pushed up by the other end level of the driven lead screw that stretches out in the initiative lead screw and is removed.

The second adjusting mechanism is used for adjusting the vertical height of the transportation bin and drives the transportation bin to move upwards;

the second adjusting mechanism comprises a driving shaft which is horizontally arranged, the driving shaft can rotate around the axis of the driving shaft in situ, and two bearing gears are fixedly connected to the driving shaft at intervals; a bracket in a n shape is vertically and slidably mounted in a mounting cavity in which a sliding block at the bottom of the transportation bin is positioned, the opening of the bracket is arranged upwards, two opposite side frames of the bracket are vertically arranged racks, the tooth surfaces of the racks are arranged towards the driving shaft, sliding strips extending into a slide way on the side wall of the mounting cavity are fixedly connected to the side surfaces of the racks, the sliding strips are used for guiding the bracket to vertically move up and down, and the bottom end between the two side frames is fixedly connected into a whole through a horizontally arranged bearing plate; the sliding block is arranged on the upper surface of the bearing plate, and the two racks are correspondingly meshed with the two bearing gears so that the transportation bin can move up and down; the driving screw rod is provided with a first transmission gear, and the driving shaft is provided with a second transmission gear meshed with the first transmission gear, so that the transportation bin and the reaction bin are close to each other and the second adjusting mechanism drives the transportation bin to move upwards.

Compared with the prior art, the invention has the beneficial effects that: the self-flow type conveying device can automatically convey the medicament, is simple and reliable in structure, is mainly formed by integrating a general mechanical transmission structure, is easy to manufacture and maintain, is low in cost, has excellent adaptability, and is beneficial to popularization and use. In addition, when the transfer device is used, after the transportation bin is filled to a certain liquid level line every time, when the transfer pipeline automatically flows towards the reaction bin, the liquid level line can only be placed to the horizontal line where the transfer pipeline is located, so that the amount of the chemicals filled into the reaction bin is indirectly ensured, and the transfer device is even more accurate than a common liquid level meter or a common flow meter.

Drawings

FIG. 1 is a cross-sectional view of one embodiment of the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is an enlarged view of FIG. 2 at B;

FIG. 4 is a cross-sectional view of FIG. 2 at the locking bar;

FIG. 5 is a cross-sectional view of another embodiment of the present invention;

FIG. 6 is a cross-sectional view of yet another embodiment of the present invention;

FIG. 7 is an enlarged view at C of FIG. 6;

fig. 8 is a structural diagram of an embodiment of the present invention when the driving screw rod is a reverse-rotation screw.

In the figure: the medicine conveying device comprises a medicine conveying pipeline 1, a transfer pipeline 2, a valve 3, a notch 4, a rack 5, a reset spring 6, a sticking block 7, a conveying bin 8, a reaction bin 9, a T-shaped sliding block 10, a T-shaped sliding groove 11, a limiting block 12, a protective shell 13, a strip hole 14, a shaft sleeve 15, a rotary drum 16, a circular plate 17, a gasket 18, a driving screw rod 19, a motor 20, a driven screw rod 21, a driving shaft 22, a rack 23, a bearing gear 24, a sliding strip 25, a sliding block 26, a second transmission gear 27, a first transmission gear 28, a locking rod 29, a rotating shaft 30 of a hand wheel, a bearing plate 31, a driving bevel gear 32, a first limiting magnetic ring 33, a slot 34, a second limiting magnetic ring 35, a cylindrical spring 36, a motor 37, a return spring 38, a first rubber sleeve 39 and a.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

The embodiment provides an automatic system that adds of medicament for environmental engineering detects, please refer to fig. 1-2, mainly include the transport bin 8 of transfer medicament and the reaction bin 9 that provides reaction space, and one side horizontally connect of transport bin 8 towards reaction bin 9 has a transfer pipeline 2 that is used for carrying the liquid medicine, and reaction bin 9 has seted up a breach 4 towards on the lateral wall of one side upper portion of transport bin 8, for example is the breach 4 of U type, breach 4 supplies transfer pipeline 2 to stretch into, especially the level stretches into to supply the medicament to reaction bin 9. Simultaneously, there is slider 26 at the equal rigid coupling in the bottom in transport bin 8 and reaction bin 9, and slider 26 stretches into the arrangement intracavity of seting up on the interior bottom surface of frame 5, and the slider 26 lateral wall of transport bin 8 bottom still connects on rather than the complex inside wall of settling the chamber through reset spring 6 to when driven lead screw 21 withdraws, transport bin 8 can be close to towards reaction bin 9 one side automatically. When concrete preparation, reset spring 6 one end is connected on settling the inside wall in chamber, and a T type slider 10 is connected to the other end, and this T type slider 10 is connected with the T type spout 11 cooperation of vertical seting up on settling the inside wall in chamber, has the trend of moving the reseing towards the right side all the time under reset spring 6's pulling when transport bin 8 slides from top to bottom. Reset spring 6 level sets up, and from top to bottom evenly spaced is provided with many.

Continuing to refer to fig. 2, still include the first adjustment mechanism that is used for adjusting the horizontal interval between transport bin 8 and the reaction bin 9, first adjustment mechanism includes initiative lead screw 19, driven lead screw 21, initiative lead screw 19 level sets up and winds its axis original place rotation, and initiative lead screw 19 has seted up the screw blind hole towards the one end of transport bin 8, screw-thread fit is in the screw blind hole in driven lead screw 21 one end, the other end be used for with the smooth contact of side of transport bin 8 bottom slider 26, and still the rigid coupling has stopper 12 on the driven lead screw 21, stopper 12 can be in the straight line slip in the bar spout of 5 bottom plate internal levels settings of frame, so that when rotating initiative lead screw 19, reaction bin 9 horizontal motion, and transport bin 8 is pushed up by the other end level of the driven lead screw 21 that stretches out in the initiative lead screw 19 and moves.

Meanwhile, the embodiment further comprises a second adjusting mechanism for adjusting the vertical height of the transportation bin 8, the second adjusting mechanism drives the transportation bin 8 to move upwards at the same time, and the second adjusting mechanism can be a hydraulic rod, a cylinder piston rod or an electric push rod and other existing lifting equipment.

Based on the above embodiments, the present invention specifically provides a liquid medium detection method, specifically, the method includes the following steps:

s1, the transportation bin 8 is located at a position lower than the reaction bin 9, and the reaction bin 9 is located at a position higher than the reaction bin, and the opening at the upper end of the transportation bin 8 can receive the medicament flowing out from the medicament conveying pipeline 1 when the transportation bin 8 is at the lower position.

S2, when the medicament is filled in a set volume, starting an external power device, such as a motor 20, to drive the driving screw rod 19 to rotate, when the driving screw rod 19 rotates in situ, the slide block 26 at the bottom of the reaction bin 9 in threaded connection with the driving screw rod drives the reaction bin 9 to move towards the transport bin 8 along the driving screw rod 19, and simultaneously, the driven screw rod 21 in threaded connection with the driving screw rod rotates and is gradually screwed into the driving screw rod 19, and correspondingly, the slide block 26 connected with the transport bin 8 is pulled to move towards one side of the reaction bin 9 under the action of the return spring 6, so that the reaction bin 9 and the transport bin 8 are relatively close, and in the closing process, the second adjusting mechanism also gradually lifts the transport bin 8.

S3, when the height of the transportation bin 8 meets the condition that the position of the transit pipeline 2 is higher than the bottom of the notch 4 of the reaction bin 9, the horizontal distance between the transportation bin 8 and the reaction bin 9 is reduced to the length that the transit pipeline 2 can extend into the notch 4, and then the transportation bin 8 and the reaction bin are continuously close to a set position.

And S4, opening the valve 3 on the transfer pipeline 2 and starting to inject the medicament into the reaction bin 9.

S5, after the injection of the medicine is finished, the driving screw rod 19 rotates reversely, the reaction bin 9 moves back to the transport bin 8, and meanwhile, the driven screw rod 21 rotates gradually and extends out of the threaded blind hole of the driving screw rod 19 to push the transport bin 8, so that the transport bin 8 moves towards one side far away from the reaction bin 9.

S6, when the transportation bin 8 moves to a side far away from the reaction bin 9 and the horizontal distance between the transportation bin and the reaction bin is larger than the length of the transfer pipeline 2, the second adjusting mechanism enables the transportation bin 8 to descend gradually, the descending speed of the transportation bin 8 can be accelerated at the moment, the transportation bin descends to the initial height in a short time, and finally the transportation bin 8 and the reaction bin 9 reset. Certainly, in the specific operation, the second adjusting mechanism may be started to move downwards in the process that the transportation bin 8 moves towards the side far away from the reaction bin 9, but the moving speed is not too fast, and the collision between the transit pipeline 2 and the notch 4 on the side wall of the reaction bin 9 should be avoided.

Preferably, in order to ensure that the amount of the medicine flowing out of the transportation bin 8 is constant, before the step S1, the medicine in the transportation bin 8 is injected to the predetermined liquid level, and then when the step S4 is executed, the step S5 is executed when the medicine in the transfer pipe 2 is ensured not to flow out. Therefore, the quantity of the medicament injected into the reaction bin 9 in the transport bin 8 is ensured to be certain, and the precision is higher. Further, when the drug is injected into the transportation bin 8, the self-overflow type is also adopted, that is, an overflow pipe is horizontally arranged on the side wall of the upper portion in the transportation bin 8, when the drug begins to flow out from the overflow pipe, the injection of the drug into the transportation bin 8 is stopped, and when the drug does not flow out from the overflow pipe any more, the step S1 is executed again.

EXAMPLE 2

With continued reference to fig. 1, the second adjustment mechanism of the present invention includes a horizontally disposed drive shaft 22, the drive shaft 22 being capable of rotating on its axis, and two carrier gears 24 being fixed to the drive shaft 22 at intervals. The utility model discloses a vertical slip type's of settling chamber, including 8 transport bin bottom sliders 26, the setting intracavity of transport bin installs the bracket that is pi type vertically with sliding, and the opening of bracket sets up upwards, and two relative side frames of bracket are rack 23 of vertical setting, and the flank of tooth of rack 23 is towards drive shaft 22 sets up, and the rigid coupling has the draw runner 25 that stretches into in the slide on the settling intracavity lateral wall on the rack 23 side, and the draw runner 25 is used for guiding the bracket vertical reciprocating, two bottom between the side frame is as an organic whole through the board 31 rigid coupling of accepting that the level set up. The sliding block 26 is installed on the upper surface of the bearing plate 31, and the two racks 23 are correspondingly engaged with the two bearing gears 24 so that the transportation bin 8 can move up and down. For the above-mentioned return spring 6, the present embodiment can be designed as follows: the surface of one side, opposite to the sliding block 26, of the rack 23 far away from the driven screw rod 21 is connected with a plurality of return springs 6, the free ends of the return springs 6 are connected with smooth sticking blocks 7, the sticking blocks are in smooth fit with the side surfaces of the sliding block 26, and the pushing force of the return springs 6 is utilized to move towards one side of the reaction bin 9.

Example 3

As shown in fig. 2, the first adjusting mechanism and the second adjusting mechanism are combined to realize linkage control, specifically, a first transmission gear 28 is installed on the driving screw rod 19, and a second transmission gear 27 meshed with the first transmission gear 28 is installed on the driving shaft 22, so that the transportation bin 8 and the reaction bin 9 are moved upward by the second adjusting mechanism while being closed to each other. Of course, the corresponding gear transmission assembly between the first transmission gear 28 and the second transmission gear 27 can also be adaptively designed to better realize accurate transmission.

Example 4

As for the second adjusting mechanism, in addition to the direct driving by the motor 37 shown in fig. 5 and the linkage control in the foregoing embodiment 3, the manual driving may be adopted, and the specific structure is as follows, as shown in fig. 2, a driven bevel gear is mounted on the driving shaft 22, and a manual type rotating wheel is vertically mounted on the outer bottom surface of the frame 5 below the driven bevel gear. The pivot one end of runner stretches into driven bevel gear's installation intracavity to install a drive bevel gear 32 with driven bevel gear meshing, from this, only need rotate the runner and can realize the regulation of second adjustment mechanism, realize reciprocating of transport bin 8, this kind of adjustment mechanism is applicable to more scattered, not regular, the interim cross detection of multiple liquid, then is not so suitable relatively to the special batch detection of specific liquid.

As shown in fig. 4, for the rotating shaft of the above-mentioned rotating wheel, it must be installed in the shaft sleeve 15 with clearance fit to rotate flexibly, the shaft sleeve 15 is fixed on the outer bottom surface of the frame 5, one section of the rotating shaft of the rotating wheel, i.e. the shaft section between the shaft sleeve 15 and the rotating wheel, is threaded, and the threaded sleeve is sleeved with a rotating drum 16, when the rotating drum 16 is rotated, the top end of the rotating drum 16 can be tightly attached to the bottom end surface of the shaft sleeve 15, and therefore the large end surface of the driving bevel gear 32 is pulled to be tightly attached to the cavity bottom of the driven bevel gear installation cavity, so that the driving bevel gear 32 is locked and fixed, the problem that the rotation is easily caused by the gravity of the transportation bin 8 at the specific meshing.

Further, as shown in fig. 4, for the rotation mode of the drum 16, a horizontal operating rod is fixed at the bottom end of the drum 16 to rotate the drum 16. Or, a horizontal circular plate 17 is fixedly connected to the bottom end of the rotating drum 16, the center of the circular plate 17 is concentric with the rotating drum 16, a through hole for the rotating shaft of the manual rotating wheel to pass through is further formed in the center of the circular plate 17, the rotating shaft of the rotating wheel can freely rotate in the through hole, and the rotating drum 16 can be rotated at any position more conveniently by adopting the circular plate 17. Preferably, the outer diameter of the rotor is smaller than the outer diameter of the circular plate 17, so that the rotor or the circular plate 17 do not interfere with each other when rotated.

Example 5

For the linkage mode of the first adjusting mechanism and the second adjusting mechanism, as shown in fig. 2, two limit magnetic rings, i.e., a first limit magnetic ring 33 and a second limit magnetic ring 35, may also be installed on the driving screw rod 19 at intervals. The polished rod section on the driving screw rod 19 between the two magnetic spacing rings is slidably fitted with a clutch gear as a clutch device, as shown in fig. 3, the clutch gear may include the first transmission gear 28 in embodiment 3, and the clutch gear is also coaxially provided with an annular slot 34. Frame 5 outside still is fixed with the protective housing 13 of a channel-section steel structure, and protective housing 13 is gone up the level and is seted up the slotted hole 14 of one guide check lock lever 29 horizontal migration, and bolted check lock lever 29 one end can vertically insert upwards after passing slotted hole 14 in slot 34 to drive clutch gear axial displacement and with, the pole section cover between the nut end of check lock lever 29 and slotted hole 14 is equipped with cylindrical spring 36, and cylindrical spring 36 can push up check lock lever 29 to the position that its tip breaks away from slot 34 under natural state.

Preferably, the cylindrical spring 36 is connected at one end to the nut end and at the other end to the washer 18 covering the bar hole 14, the washer 18 being fitted over the locking bar 29 and being able to slide at the mouth of the bar hole 14.

In the above embodiment 5, when in use, the cylindrical spring 36 in a natural state jacks up the locking rod 29 downwards, the locking rod 29 cannot touch the clutch gear, and the clutch gear is located at the rightmost limit magnetic ring and is attracted and fixed; when the linkage of the first adjusting mechanism and the second adjusting mechanism needs to be realized, the locking rod 29 is directly shifted to the right limit position of the strip hole 14 of the protective shell 13, then the locking rod 29 is pressed, the end part of the locking rod 29 is just inserted into the slot 34 of the clutch gear, then the locking rod 29 is shifted reversely, the locking rod 29 drives the clutch gear to move towards the left side, the clutch gear is gradually drawn close to the limit magnetic ring on the right side, and finally the clutch gear is fixed on the polished rod section of the driving screw rod 19, at the moment, the clutch gear (the first transmission gear 28) is just meshed with the second transmission gear 27 on the driven screw rod 21, the locking rod 29 is released, the locking rod 29 automatically pops out of the slot 34, the clutch gear can synchronously rotate along with the driving screw rod 19, and the linkage of the first adjusting mechanism and the second adjusting mechanism is realized. The design structure of this embodiment is more flexible, on one hand, the whole-course linkage of the transport bin 8 and the reaction bin 9 can be realized, and on the other hand, when necessary, for example, when the relative positions of the two need to be manually intervened, the driving mode in embodiment 4 can be instantly switched to manual operation, or the motor 37 can independently drive the driven screw rod 21 to relatively independently control the motion of the transport bin 8 and the transfer bin respectively.

Preferably, the first transmission gear 28 of the clutch gear is disposed near the transportation bin 8, and the magnetism of the magnetic limit ring near the first transmission gear 28 is greater than that of the other magnetic limit ring, so that the clutch gear is more stable and reliable when engaged with the second transmission gear 27, and saves more labor when the clutch gear needs to be pulled away from the magnetic limit ring on the right.

Example 6

For the toggle operation of the clutch gear in the embodiment 5, besides the mechanical toggle operation by the locking lever 29, the following structural design can be adopted: as shown in fig. 6-7, a homing spring 38 is sleeved on the clutch gear, the homing spring 38 is sleeved on the polished rod section of the driving screw rod 19, one end of the homing spring 38 is in contact with the clutch gear, the other end of the homing spring is in contact with but not connected with the inner wall of a cavity for accommodating the polished rod section, the homing spring 38 is in a compressed state so as to always have a thrust on the clutch gear, the clutch gear is pushed to a position meshed with the second transmission gear 27, and after the limit magnetic ring on the right side is electrified, the clutch gear slides to a position in contact connection with the end face of the limit magnetic ring on the right side by overcoming the elasticity of the homing spring. Therefore, the position-limiting magnetic ring of the present embodiment only needs to be provided with one, but the position-limiting magnetic ring needs to have strong magnetic force because the return spring 38 is preferably a heavy spring.

Of course, the left limit magnetic ring can still be arranged to more stably and reliably fix the clutch gear which slides to the limit position.

More preferably, the limit magnetic ring can be sleeved with a first rubber sleeve 39 and a second rubber sleeve 40 respectively to buffer and absorb shock for the clutch gear.

Example 7

In this embodiment, a part of the structure is different from that of the previous embodiment, as shown in fig. 8 and supplemented with the structure shown in fig. 1, the present invention mainly includes a transport bin 8 for transferring a chemical and a reaction bin 9 for providing a reaction space, a transfer pipeline 2 for conveying a chemical is horizontally connected to one side of the transport bin 8 facing the reaction bin 9, a valve 3 is arranged on the transfer pipeline 2, a gap 4 is opened on an upper side wall of one side of the reaction bin 9 facing the transport bin 8, and the gap 4 is used for the transfer pipeline 2 to extend into. The bottom rigid coupling of transport bin 8 has slider 26, and slider 26 stretches into the arrangement intracavity of seting up on the interior bottom surface of frame 5, and the slider 26 lateral wall of transport bin 8 bottom still connects on rather than the inside wall in complex arrangement chamber through reset spring 6, reaction bin 9 fixed mounting is on frame 5.

The device also comprises a first adjusting mechanism for adjusting the horizontal distance between the transportation bin 8 and the reaction bin 9 by horizontally pushing the transportation bin 8 to move, and a second adjusting mechanism for adjusting the vertical height of the transportation bin 8, wherein the second adjusting mechanism drives the transportation bin 8 to move upwards; the second adjusting mechanism includes a driving shaft 22 horizontally disposed, the driving shaft 22 can rotate around its axis, and two bearing gears 24 are fixed on the driving shaft 22 at intervals. An n-shaped bracket is vertically and slidably mounted in a mounting cavity in which a sliding block 26 at the bottom of the transportation bin 8 is located, the opening of the bracket is arranged upwards, two opposite side frames of the bracket are vertically arranged racks 23, the tooth surfaces of the racks 23 are arranged towards the driving shaft 22, sliding strips 25 extending into slideways on the side walls of the mounting cavity are fixedly connected to the side surfaces of the racks 23, the sliding strips 25 are used for guiding the bracket to vertically move up and down, and the bottom end between the two side frames is fixedly connected into a whole through a horizontally arranged bearing plate 31; the sliding block 26 is installed on the upper surface of the bearing plate 31, and the two racks 23 are correspondingly engaged with the two bearing gears 24 so that the transportation bin 8 can move up and down.

Preferably, the first adjusting mechanism may be a hydraulic rod or other existing component arranged horizontally.

The first adjusting mechanism comprises an active screw rod 19 which rotates around the axis of the first adjusting mechanism, the active screw rod 19 is particularly low, and the active screw rod 19 is a reverse-rotation thread, so that the transportation bin 8 can ascend when being closed to the reaction bin 9. Specifically, the driving screw rod 19 penetrates through the reaction chamber 9 and is connected with the reaction chamber by screw threads, and a first transmission gear 28 which rotates together with the driving screw rod 19 is further installed on the driving screw rod 19. A second transmission gear 27 meshed with the first transmission gear 28 is installed on the driving shaft 22, so that the transportation bin 8 is driven by the second adjusting mechanism to move upwards while the transportation bin 8 is close to the reaction bin 9. One end of the driving screw rod 19 extends out of the frame 5 so as to be connected with external power equipment in a transmission way. Similarly, the present embodiment may also adopt the structure of the return spring 6: the surface of one side, opposite to the sliding block 26, of the rack 23 far away from the driven screw rod 21 is connected with a plurality of return springs 6, the free ends of the return springs 6 are connected with smooth sticking blocks 7, and the sticking blocks 7 are in smooth fit with the side surfaces of the sliding block 26, so that the transportation bin 8 moves towards one side of the reaction bin 9 by utilizing the jacking force of the return springs 6.

Preferably, the structure about the clutch gear in the foregoing embodiment can also be mounted on the reverse rotation driving screw rod 19 in the foregoing embodiment, so as to realize the linkage of the reverse rotation driving screw rod 19 and the second adjusting mechanism.

Finally, it should be noted that, based on the description of the structural principle, a person skilled in the art can adaptively combine and use the technical solutions of the above sets of embodiments, and is not limited to the specific structures of the above embodiments. And for the corresponding detection operation mode, the method is adaptively modified on the basis of the liquid medium detection method.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An automatic medicine adding system for environmental engineering detection is characterized in that: the device comprises a transport bin for transferring a medicament and a reaction bin for providing a reaction space, wherein a transfer pipeline for conveying the medicament is horizontally connected to one side of the transport bin, which faces the reaction bin, a valve is arranged on the transfer pipeline, and a notch is formed in the upper side wall of one side, which faces the transport bin, of the reaction bin and is used for the transfer pipeline to extend into; the bottom parts of the transportation bin and the reaction bin are fixedly connected with sliding blocks, the sliding blocks extend into the arrangement cavities formed in the inner bottom surface of the rack, and the side walls of the sliding blocks at the bottom parts of the transportation bin are also connected to the inner side walls of the arrangement cavities matched with the sliding blocks through return springs;

the first adjusting mechanism comprises a driving screw rod and a driven screw rod, the driving screw rod is horizontally arranged and rotates in situ around the axis of the driving screw rod, a threaded blind hole is formed in one end of the driving screw rod facing the transport bin, one end of the driven screw rod is in threaded fit with the threaded blind hole, the other end of the driven screw rod is used for being in smooth contact with the side face of a sliding block at the bottom of the transport bin, a limiting block is fixedly connected to the driven screw rod, and the limiting block can linearly slide in a bar-shaped sliding groove horizontally arranged in a plate body at the bottom of the rack so that when the driving screw rod is rotated, the reaction bin moves horizontally, and the transport bin is horizontally pushed and moved by the other end of the driven screw rod extending out of the driving screw rod;

the second adjusting mechanism comprises a driving shaft which is horizontally arranged, the driving shaft can rotate around the axis of the driving shaft in situ, and two bearing gears are fixedly connected to the driving shaft at intervals; a bracket in a n shape is vertically and slidably mounted in a mounting cavity in which a sliding block at the bottom of the transportation bin is positioned, the opening of the bracket is arranged upwards, two opposite side frames of the bracket are vertically arranged racks, the tooth surfaces of the racks are arranged towards the driving shaft, sliding strips extending into a slide way on the side wall of the mounting cavity are fixedly connected to the side surfaces of the racks, the sliding strips are used for guiding the bracket to vertically move up and down, and the bottom end between the two side frames is fixedly connected into a whole through a horizontally arranged bearing plate; the sliding block is arranged on the upper surface of the bearing plate, and the two racks are correspondingly meshed with the two bearing gears so that the transportation bin can move up and down;

the driving screw rod is provided with a first transmission gear, and the driving shaft is provided with a second transmission gear meshed with the first transmission gear, so that the transportation bin and the reaction bin are close to each other and the second adjusting mechanism drives the transportation bin to move upwards.

2. The automatic drug adding system for environmental engineering testing according to claim 1, wherein: the first transmission gear and the second transmission gear realize meshing transmission and disconnection transmission through a clutch device.

3. The automatic drug adding system for environmental engineering testing according to claim 1, wherein: reset spring one end is connected on settling the inside wall in chamber, and a T type slider is connected to the other end, and this T type slider is connected with the T type spout cooperation of vertical seting up on settling the inside wall in chamber, has all the time when the transport bin slides from top to bottom to move the trend that resets towards the right side under reset spring's pulling.

4. The automatic drug adding system for environmental engineering testing according to claim 1, wherein: just connecting a plurality of reset springs to slider one side surface on the tooth strip that keeps away from driven lead screw, smooth piece of laminating is connected to reset spring's free end, and the smooth cooperation of piece and slider side surface, transportation storehouse utilize reset spring's jacking force to come to move towards reaction storehouse one side.