CN115920756A - Water pressure regulation and control mechanism and hospital sewage intelligent disinfection and chemical dosing equipment - Google Patents
Water pressure regulation and control mechanism and hospital sewage intelligent disinfection and chemical dosing equipment Download PDFInfo
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- CN115920756A CN115920756A CN202310138143.8A CN202310138143A CN115920756A CN 115920756 A CN115920756 A CN 115920756A CN 202310138143 A CN202310138143 A CN 202310138143A CN 115920756 A CN115920756 A CN 115920756A
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Abstract
The invention relates to the technical field of water pressure regulation and control, in particular to a water pressure regulation and control mechanism and hospital sewage intelligent disinfection dosing equipment. The former includes water pipe body, first restrictor ring, second restrictor ring and drive assembly. Along the axial direction of the water pipe body and the direction pointing to the outside of the water pipe body, the inner diameter of the water outlet, the inner diameter of the first flow limiting ring and the inner diameter of the second flow limiting ring are all decreased progressively. The outer side wall of the first flow limiting ring is matched with the inner side wall of the water outlet, and the outer side wall of the second flow limiting ring is matched with the inner side wall of the first flow limiting ring. The first flow limiting ring and the second flow limiting ring are driven by the driving assembly, the second flow limiting ring can be close to and far away from the first flow limiting ring along the axial direction of the water pipe body, and the first flow limiting ring can be close to and far away from the second flow limiting ring along the axial direction of the water pipe body. The intelligent hospital sewage disinfection and medication equipment comprises the former. The water pressure can be simply and quickly adjusted, the loss of the solid medicament is effectively reduced, the mixing effect of the medicament is optimized, and the disinfection effect of the medicament is further ensured.
Description
Technical Field
The invention relates to the technical field of water pressure regulation and control, in particular to a water pressure regulation and control mechanism and hospital sewage intelligent disinfection dosing equipment.
Background
Traditional water pressure regulation and control mechanism uses inconveniently, in the use, needs to carry out the artificial regulation to it constantly according to the operating mode requirement, and work load is very big. The traditional hospital sewage disinfection dosing equipment uses a stirring mechanism to prepare liquid, a large amount of solid medicaments are often adhered to the stirring mechanism, medicament loss is caused, the precision of the prepared medicaments is reduced, and the sterilization effect is influenced.
In view of this, the present application is specifically made.
Disclosure of Invention
The first purpose of the present invention is to provide a water pressure regulating mechanism, which is convenient and practical, and can simply and quickly regulate water pressure, thereby greatly improving the execution efficiency and reducing the burden of users.
The second purpose of the invention is to provide hospital sewage intelligent disinfection dosing equipment, which can effectively reduce the loss of solid medicaments, optimize the mixing effect of the medicaments and further ensure the disinfection effect of the medicaments.
The embodiment of the invention is realized by the following steps:
a water pressure regulating mechanism, comprising: the water pipe body, first restrictor ring, second restrictor ring and drive assembly.
One end of the water pipe body is provided with a water outlet, and the other end of the water pipe body is provided with a water inlet. The water outlet and the water pipe body are coaxially arranged, and the opening direction of the water outlet is arranged along the axial direction of the water pipe body. The first flow limiting ring and the second flow limiting ring are coaxially arranged with the water pipe body.
Along the axial direction of the water pipe body and the direction pointing to the outside of the water pipe body, the inner diameter of the water outlet, the inner diameter of the first flow limiting ring and the inner diameter of the second flow limiting ring are all decreased progressively. The outer side wall of the first flow limiting ring is matched with the inner side wall of the water outlet, and the outer side wall of the second flow limiting ring is matched with the inner side wall of the first flow limiting ring.
The first flow limiting ring and the second flow limiting ring are driven by the driving assembly, so that the second flow limiting ring can be close to and far away from the first flow limiting ring along the axial direction of the water pipe body, and the first flow limiting ring can be close to and far away from the second flow limiting ring along the axial direction of the water pipe body.
Furthermore, the water inlet is arranged on the side part of the water pipe body, and the driving assembly is arranged on the end part, far away from the water outlet, of the water pipe body.
The drive assembly includes a drive unit, a first drive rod, and a second drive rod. The drive unit is arranged at one end part of the water pipe body, which is far away from the water outlet, the first drive rod and the second drive rod are arranged along the axial direction of the water pipe body and run through the end part of the water pipe body, which is far away from the water outlet, and the first drive rod and the second drive rod are slidably matched with the water pipe body and are in sliding seal with the water pipe body.
The first driving rod and the second driving rod are in transmission fit with the driving unit, one end, far away from the driving unit, of the first driving rod is connected with the first flow limiting ring, and one end, far away from the driving unit, of the second driving rod is connected with the second flow limiting ring.
Further, the driving unit includes: the device comprises a shell, a control ring, a control core and a linear driving mechanism.
The shell is covered on the end part of the water pipe body far away from the water outlet.
The control ring is slidably fitted inside the housing in the axial direction of the water pipe body, and the control core penetrates through an end wall of the housing away from the water pipe body and is slidably fitted to the housing. The control ring and the control core are coaxially arranged, and the outer diameter of the control core is smaller than or equal to the inner diameter of the control ring. The control ring and the control core are controlled and driven by a linear driving mechanism.
The first driving rod is connected with the control ring, and the second driving rod is connected with the control core.
The inner wall of the shell is provided with a matching groove. The control ring is provided with regulation and control mechanism, regulation and control mechanism including be used for with the first cooperation portion of cooperation groove complex and be used for with control core complex second cooperation portion.
When the first matching part is positioned on one side, far away from the water pipe body, of the matching groove, the first matching part is attached to the inner wall of the shell, the second matching part is positioned on the inner side of the control ring, and the control core can abut against the second matching part and push the control ring to move towards the matching groove.
When the first matching part moves to the matching groove, the control core pushes the second matching part to deflect, so that the first matching part deflects and is matched with the matching groove, the control ring is locked, and the second matching part is attached to the side wall of the control core.
Furthermore, the regulating mechanism further comprises a rotating shaft, a first extension arm and a second extension arm.
The control ring is provided with a mounting groove, the mounting groove radially penetrates through the inner annular wall of the control ring to the outer annular wall of the control ring, and the mounting groove penetrates through one side end face of the control ring close to the water pipe body. The rotating shaft is rotatably arranged in the mounting groove and is perpendicular to the axis of the control ring. First extension arm and second extension arm all connect in pivot and perpendicular to pivot setting, and first cooperation portion is connected in the tip of first extension arm, and second cooperation portion is connected in the tip of second extension arm.
The rotating shaft has a first rotation stop point and a second rotation stop point. When the first matching part is positioned at one side of the matching groove far away from the water pipe body, the rotating shaft is positioned at a first rotating stop point, the first matching part is attached to the inner wall of the shell, and the second matching part is abutted to the end part of the control core. When the first matching part moves to the matching groove, the rotating shaft rotates from the first rotating stop point to the second rotating stop point, the first matching part is matched with the matching groove, and the second matching part is attached to the side wall of the control core.
The rotating shaft is matched with a torsion spring to drive the rotating shaft to rotate from the second rotation dead point to the first rotation dead point. The control ring is attached to the inner wall of the shell and is in sliding fit with the inner wall of the shell in a damping mode, and sliding resistance between the control ring and the shell is preset to be reference resistance. When the rotating shaft rotates from the first rotation endpoint to the second rotation endpoint, the initial force required for overcoming the elasticity of the torsion spring is smaller than the reference resistance.
Further, the surface of the first matching part is an arc surface or a spherical surface, and the surface of the first matching part is subjected to smoothing treatment.
Further, the cooperation groove has been kept away from one side inner wall of water body and has been seted up the holding tank, leaves the interval between the oral area in holding tank and cooperation groove, and the holding tank intussuseption is filled with the rubber layer.
Furthermore, one end of the control core close to the water pipe body is provided with a stop plate, the stop plate is perpendicular to the axis of the control core, and the stop plate is fixedly connected with the control core through a connecting rod.
When the rotating shaft rotates to the first rotating stop point from the second rotating stop point, the stop plate can be attached to one side, away from the control core, of the second matching portion, the rotating shaft is pulled to return to the second rotating stop point in an assisting mode, and meanwhile the control ring is pulled to move towards one side, away from the water pipe body.
An intelligent disinfection and medication administration device for hospital sewage, comprising: the device comprises a disinfection pool, a residual chlorine probe, a residual chlorine host, a control center, a chemical box, a water pump, a metering pump and the water pressure regulating mechanism.
The residual chlorine probe is arranged in the disinfection tank and used for detecting the chlorine content in the wastewater. The residual chlorine probe is electrically connected with the residual chlorine host, and the residual chlorine host is electrically connected with the control center so as to be used for sending the chlorine content detection result to the control center.
The water pump, the water pressure regulating mechanism and the metering pump are all arranged in the chemical tank, and a water inlet of a water pipe body of the water pressure regulating mechanism is communicated with a water outlet end of the water pump so as to be used for adding water into the chemical tank. The metering pump is used for adding the liquid medicament in the medicament box into the disinfection tank according to the quantity. Wherein, water pump, water pressure regulation and control mechanism and measuring pump all with control center electric connection.
After the liquid medicament in the medicament box is used up, solid medicament is put into the medicament box, the control center is used for controlling the water pump to add water into the medicament box, and the water pressure regulating and controlling mechanism is controlled to control the change of the water pressure so as to mix the solid medicament.
Further, after the solid medicament is put into the medicine box, the control center is used for controlling the water pressure regulating and controlling mechanism to control the water pressure to be changed from the first preset value to the second preset value and the third preset value in sequence. And the first preset value and the third preset value are both smaller than the second preset value.
Further, still be provided with the liquid level monitoring subassembly that is used for monitoring the liquid level height in the medicament case, liquid level monitoring subassembly and control center electric connection.
After solid medicament is put into the medicine box, the control center regulates and controls according to the height of the liquid level in the medicament box when the water pressure regulating and controlling mechanism controls the water pressure.
And when the liquid level is lower than the first preset height, controlling the water pressure to be a first preset value. And when the liquid level is between the first preset height and the second preset height, controlling the water pressure to be a second preset value. And when the liquid level is higher than the second preset height, controlling the water pressure to be a third preset value.
The technical scheme of the embodiment of the invention has the beneficial effects that:
the water pressure regulating mechanism provided by the embodiment of the invention can enable the water pressure control mechanism to be in different states by controlling and driving the first flow restriction ring and the second flow restriction ring by using the driver, and respectively comprises: (1) The first flow limiting ring is separated from the water outlet, the second flow limiting ring is separated from the first flow limiting ring, the opening degree of the water outlet is maximum at the moment, and the water pressure is minimum; (2) The outer side wall of the first flow limiting ring is attached to the inner side wall of the water outlet, the second flow limiting ring is separated from the first flow limiting ring, the opening degree of the water outlet is reduced at the moment, and the water pressure is increased; (3) The outer side wall of the first flow limiting ring is attached to the inner side wall of the water outlet, the outer side wall of the second flow limiting ring is attached to the inner side wall of the first flow limiting ring, the opening degree of the water outlet is minimum, and the water pressure is maximum.
The adjustment of the water pressure can be realized by simply regulating and controlling the first flow limiting ring and the second flow limiting ring. In addition, the water pressure regulation has the above three stages, and the water pressure is very stable in each stage.
Wherein, in state (2) and (3), water pressure grow, and the homoenergetic of the interior profile (inside wall) of first restrictor ring and second restrictor ring can play fine water conservancy diversion effect to rivers to improve fluid stability. Meanwhile, under the action of water flow, the first flow limiting ring can be attached to the water outlet more stably, the second flow limiting ring is attached to the first flow limiting ring more stably, and the stability of the working state is guaranteed.
According to the intelligent hospital sewage disinfection dosing device provided by the embodiment of the invention, after the chlorine content of the wastewater in the disinfection tank is obtained through the residual chlorine probe residual chlorine host, the metering pump is controlled to accurately dose the wastewater from the dosing tank according to the preset dosing rule, so that the treatment of the waste chlorine is realized.
Generally, the water pressure regulating mechanism provided by the embodiment of the invention is convenient and practical, can simply and quickly regulate the water pressure, greatly improves the execution efficiency and reduces the burden of a user. The hospital sewage intelligent disinfection dosing equipment provided by the embodiment of the invention can effectively reduce the loss of the solid medicament, and optimize the mixing effect of the medicament, thereby ensuring the disinfection effect of the medicament.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic overall structural diagram of a water pressure regulating mechanism according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a driving unit of a water pressure regulating mechanism according to an embodiment of the present invention (in a state (1), a rotating shaft is located at a first rotation stop point);
fig. 3 is a schematic view of a state in the process of moving from a first rotation dead center to a second rotation dead center under the driving of the control core;
FIG. 4 is a schematic view of FIG. 3 after further rotation;
fig. 5 is a schematic structural diagram of the water pressure regulating mechanism in the state (2) according to the embodiment of the present invention, when the rotating shaft is located at the second rotation stop point;
FIG. 6 is a schematic view of the corresponding water outlet, the first restrictor ring and the second restrictor ring in FIG. 5;
fig. 7 is a schematic structural diagram of the water pressure regulating mechanism in the state (3) according to the embodiment of the present invention, when the rotating shaft is located at the second rotation stop point;
FIG. 8 is a schematic view of the corresponding water outlet, first restrictor ring and second restrictor ring in FIG. 7;
fig. 9 is a schematic view of the overall configuration of the intelligent disinfection and medication administration device for hospital sewage according to the embodiment of the present invention.
Description of the reference numerals:
a water pressure regulating mechanism 1000; a water pipe body 100; a water outlet 110; a water inlet 120; a first restrictor ring 200; a second restrictor ring 300; a housing 400; a fitting groove 410; a rubber layer 421; a control loop 500; a first fitting portion 510; a second fitting portion 520; a rotation shaft 530; a first extension arm 540; a second extension arm 550; a control core 600; a stopper plate 610; a connecting rod 620; a first drive lever 700; a second drive rod 800; hospital sewage intelligent disinfection dosing equipment 2000; a disinfection tank 2100; a residual chlorine probe 2200; a chlorine residue host 2300; a control center 2400; a chemical tank 2500; a water pump 2600; a metering pump 2700; a fluid level monitoring assembly 2800.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
The terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "parallel," "perpendicular," and the like do not require that the components be absolutely parallel or perpendicular, but may be slightly inclined. For example, "parallel" merely means that the directions are more parallel relative to "perpendicular," and does not mean that the structures are necessarily perfectly parallel, but may be slightly tilted.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Examples
Referring to fig. 1 and fig. 2, the present embodiment provides a water pressure regulating mechanism 1000, where the water pressure regulating mechanism 1000 includes: the water pipe comprises a water pipe body 100, a first flow limiting ring 200, a second flow limiting ring 300 and a driving assembly.
One end of the water pipe body 100 is provided with a water outlet 110, and the other end is provided with a water inlet 120. The water outlet 110 is coaxially disposed with the water pipe 100, and an opening direction of the water outlet 110 is disposed along an axial direction of the water pipe 100. First restrictor ring 200, second restrictor ring 300 all locate in the middle of the water pipe body 100, and delivery port 110, first restrictor ring 200 and second restrictor ring 300 all set up with the water pipe body 100 is coaxial.
The inner diameter of the water outlet 110, the inner diameter of the first flow restricting ring 200 and the inner diameter of the second flow restricting ring 300 are all decreased progressively along the axial direction of the water pipe body 100 and in the direction pointing to the outside of the water pipe body 100. Wherein, the outer side wall of the first flow restriction ring 200 is matched with the inner side wall of the water outlet 110, and the outer side wall of the second flow restriction ring 300 is matched with the inner side wall of the first flow restriction ring 200.
The first restrictor ring 200 and the second restrictor ring 300 are driven by the driving assembly to enable the second restrictor ring 300 to approach and move away from the first restrictor ring 200 in the axial direction of the water pipe 100, and to enable the first restrictor ring 200 to approach and move away from the second restrictor ring 300 in the axial direction of the water pipe 100.
By controlling the driving of the first restrictor ring 200 and the second restrictor ring 300 by the driver, the hydraulic pressure control mechanism can be put in different states, including: (1) The first flow restriction ring 200 is separated from the water outlet 110, the second flow restriction ring 300 is separated from the first flow restriction ring 200, and at the moment, the opening degree of the water outlet 110 is maximum, and the water pressure is minimum; (2) The outer side wall of the first flow restriction ring 200 is attached to the inner side wall of the water outlet 110, the second flow restriction ring 300 is separated from the first flow restriction ring 200, the opening degree of the water outlet 110 is reduced, and the water pressure is increased; (3) The outer side wall of the first flow limiting ring 200 is attached to the inner side wall of the water outlet 110, the outer side wall of the second flow limiting ring 300 is attached to the inner side wall of the first flow limiting ring 200, the opening degree of the water outlet 110 is the minimum at the moment, and the water pressure is the maximum.
The adjustment of the water pressure can be realized by simply regulating and controlling the first flow restriction ring 200 and the second flow restriction ring 300. In addition, the water pressure regulation has the above three stages, and the water pressure is very stable in each stage.
Wherein, in state (2) and (3), water pressure grow, and the homoenergetic of the interior profile (inside wall) of first restrictor ring 200 and second restrictor ring 300 can play fine water conservancy diversion effect to rivers to improve fluid stability. Meanwhile, under the action of water flow, the first flow restriction ring 200 can be attached to the water outlet 110 more stably, the second flow restriction ring 300 is attached to the first flow restriction ring 200 more stably, and the stability of the working state is ensured.
Generally, the water pressure regulating mechanism 1000 is convenient and practical, can simply and quickly regulate water pressure, greatly improves the execution efficiency, and reduces the burden of a user. The hospital sewage intelligent disinfection dosing device 2000 provided by the embodiment of the invention can effectively reduce the loss of solid medicaments, and optimize the mixing effect of the medicaments, thereby ensuring the disinfection effect of the medicaments.
Referring to fig. 1 to 8, in the present embodiment, the water inlet 120 is disposed at a side portion of the water pipe body 100, and the driving assembly is disposed at an end portion of the water pipe body 100 far away from the water outlet 110.
The drive assembly includes a drive unit, a first drive rod 700 and a second drive rod 800. The driving unit is arranged at the end part of the water pipe body 100 far away from the water outlet 110, the first driving rod 700 and the second driving rod 800 are both arranged along the axial direction of the water pipe body 100 and both penetrate through the end part of the water pipe body 100 far away from the water outlet 110, and the first driving rod 700 and the second driving rod 800 are slidably matched with the water pipe body 100 and are in sliding seal with the water pipe body 100.
The first driving rod 700 and the second driving rod 800 are both in transmission fit with the driving unit, one end of the first driving rod 700, which is far away from the driving unit, is connected with the first restrictor ring 200, and one end of the second driving rod 800, which is far away from the driving unit, is connected with the second restrictor ring 300.
Specifically, the driving unit includes: a housing 400, a control ring 500, a control core 600, and a linear drive mechanism (not shown).
The housing 400 covers an end of the water pipe body 100 away from the water outlet 110.
The control ring 500 is slidably fitted to the inside of the housing 400 in the axial direction of the water pipe body 100, and the control cartridge 600 penetrates through an end wall of the housing 400 away from the water pipe body 100 and is slidably fitted to the housing 400. The control ring 500 is disposed coaxially with the control core 600, and the outer diameter of the control core 600 is smaller than or equal to the inner diameter of the control ring 500. The control ring 500 and the control core 600 are controlled and driven by a linear driving mechanism.
The first driving lever 700 is connected to the control ring 500, and the second driving lever 800 is connected to the control core 600.
The inner wall of the housing 400 is formed with a fitting groove 410. The control ring 500 is provided with a regulation mechanism including a first fitting portion 510 for fitting with the fitting groove 410 and a second fitting portion 520 for fitting with the control core 600.
When the first fitting portion 510 is located at a side of the fitting groove 410 away from the water pipe 100, the first fitting portion 510 is attached to the inner wall of the housing 400, the second fitting portion 520 is located at an inner side of the control ring 500, and the control core 600 can abut against the second fitting portion 520 and push the control ring 500 to move toward the fitting groove 410.
When the first fitting portion 510 moves to the fitting groove 410, the control core 600 pushes the second fitting portion 520 to deflect, so that the first fitting portion 510 deflects and fits into the fitting groove 410, thereby locking the control ring 500, and the second fitting portion 520 fits to the sidewall of the control core 600.
It should be noted that the adjustment mechanism further includes a rotating shaft 530, a first extension arm 540, and a second extension arm 550.
The control ring 500 has a mounting groove, the mounting groove radially penetrates through the inner annular wall of the control ring 500 to the outer annular wall thereof, and the mounting groove penetrates through a side end surface of the control ring 500 close to the water pipe body 100. The rotation shaft 530 is rotatably installed in the installation groove and is disposed perpendicular to the axis line of the control ring 500. The first extension arm 540 and the second extension arm 550 are both connected to the rotation shaft 530 and are disposed perpendicular to the rotation shaft 530, the first fitting portion 510 is connected to an end portion of the first extension arm 540, and the second fitting portion 520 is connected to an end portion of the second extension arm 550.
The rotation shaft 530 has a first rotation dead center and a second rotation dead center. When the first engaging portion 510 is located at a side of the engaging groove 410 away from the water pipe 100, the rotating shaft 530 is located at a first rotation stop point, the first engaging portion 510 is attached to the inner wall of the casing 400, and the second engaging portion 520 abuts against the end of the control core 600. When the first engaging portion 510 moves to the engaging groove 410, the rotating shaft 530 rotates from a first rotation stop point to a second rotation stop point, the first engaging portion 510 engages with the engaging groove 410, and the second engaging portion 520 fits with the sidewall of the control core 600.
The rotating shaft 530 is engaged with a torsion spring (not shown) for driving the rotating shaft 530 to rotate from the second rotation stop point to the first rotation stop point. The control ring 500 is fitted against the inner wall of the housing 400 and slidably fitted with damping, and the sliding resistance between the control ring 500 and the housing 400 is preset as a reference resistance. When the rotation shaft 530 is rotated from the first rotation to the second rotation dead point, an initial force required to overcome the elastic force of the torsion spring is less than the reference resistance.
The linear driving mechanism may be a screw mechanism, but is not limited thereto. The linear driving mechanism is in transmission fit with the control core 600 and is used for driving the control core 600 to move relative to the casing 400, so that the control is very convenient. Under the pushing of the control core 600, the control ring 500 can be engaged with the engagement groove 410 through the first engagement portion 510, so as to limit the movement of the control ring 500 in the axial direction of the housing 400, and at this time, the outer side wall of the first restrictor ring 200 just fits to the inner side wall of the water outlet 110. The control core 600 can continue to move towards the side of the water pipe body 100, and continue to control the second flow restriction ring 300 to move until the outer side wall of the second flow restriction ring 300 is attached to the inner side wall of the first flow restriction ring 200.
Further, the surface of the first fitting part 510 is an arc surface or a spherical surface, and the surface of the first fitting part 510 is smoothed.
An accommodating groove is formed in the inner wall of one side, away from the water pipe body 100, of the matching groove 410, a distance is reserved between the accommodating groove and the opening of the matching groove 410, and a rubber layer 421 is filled in the accommodating groove. When the first fitting portion 510 is fitted to the fitting groove 410, the first fitting portion 510 abuts against the rubber layer 421, which makes the first fitting portion 510 more smoothly enter and leave the fitting groove 410. Avoiding the dead locking. The reason for leaving a space between the receiving groove and the mouth of the fitting groove 410 is to avoid the first fitting portion 510 from deflecting in advance when it has not reached the mouth of the fitting groove 410, and to avoid the fitting groove 410 and the rubber layer 421 from being damaged.
One end of the control core 600 close to the water pipe body 100 is provided with a stop plate 610, the stop plate 610 is arranged perpendicular to the axis line of the control core 600, and the stop plate 610 and the control core 600 are fixedly connected by a connecting rod 620.
When the control core 600 moves towards the side far away from the water pipe body 100, along with the movement of the control core 600, after the sidewall of the control core 600 is separated from the second matching part 520, the regulating mechanism rotates from the second rotation dead point to the first rotation dead point under the action of the torsion spring. As the control core 600 continues to move, the rotation shaft 530 comes closer to the first rotation dead point.
When the rotating shaft 530 rotates from the second rotation dead point to the first rotation dead point, the stop plate 610 can be attached to one side of the second matching portion 520 away from the control core 600, and assists in pulling the rotating shaft 530 to return to the second rotation dead point, so that the first matching portion 510 completely exits from the matching groove 410, the limit of the control ring 500 is released, and meanwhile, the stop plate 610 can also continue to pull the second matching portion 520, so that the control ring 500 moves towards one side away from the water pipe 100.
Through the design, the control core 600 is driven independently to complete the resetting of the first flow restriction ring 200 and the second flow restriction ring 300.
Referring to fig. 9, the present embodiment further provides an intelligent disinfection and medication device 2000 for hospital sewage, which includes: the device comprises a disinfection tank 2100, a residual chlorine probe 2200, a residual chlorine host 2300, a control center 2400, a chemical tank 2500, a water pump 2600, a metering pump 2700 and the water pressure regulating mechanism 1000.
The residual chlorine probe 2200 is disposed in the disinfection tank 2100, and is used for detecting the chlorine content in the wastewater. The residual chlorine probe 2200 is electrically connected with the residual chlorine host 2300, and the residual chlorine host 2300 is electrically connected with the control center 2400 for sending the chlorine content detection result to the control center 2400.
The water pump 2600, the water pressure regulating mechanism 1000 and the metering pump 2700 are all arranged in the chemical tank 2500, and the water inlet 120 of the water pipe body 100 of the water pressure regulating mechanism 1000 is communicated with the water outlet end of the water pump 2600 so as to be used for adding water into the chemical tank 2500. The metering pump 2700 is used to meter the liquid chemical in the chemical tank 2500 into the disinfection tank 2100. Wherein, water pump 2600, water pressure regulating mechanism 1000 and measuring pump 2700 all with control center 2400 electric connection.
When the liquid medicament in the medicament box 2500 is used up, the solid medicament is put into the medicament box 2500, and the control center 2400 is used for controlling the water pump 2600 to add water into the medicament box 2500 and controlling the water pressure regulating mechanism 1000 to control the water pressure change so as to mix the solid medicament.
After the solid medicament is put into the medicament box 2500, the control center 2400 is configured to control the water pressure regulating mechanism 1000 to sequentially change the water pressure from the first preset value to the second preset value and the third preset value. The first preset value and the third preset value are both smaller than the second preset value, and the third preset value is larger than the first preset value.
Specifically, a liquid level monitoring assembly 2800 for monitoring the liquid level height is further arranged in the chemical tank 2500, and the liquid level monitoring assembly 2800 is electrically connected with the control center 2400.
After the solid chemical is put into the chemical tank 2500, the control center 2400 controls the water pressure regulating mechanism 1000 to control the water pressure, and regulates and controls the solid chemical according to the liquid level in the chemical tank 2500.
And when the liquid level is lower than the first preset height, controlling the water pressure to be a first preset value. And when the liquid level is between the first preset height and the second preset height, controlling the water pressure to be a second preset value. And when the liquid level is higher than the second preset height, controlling the water pressure to be a third preset value.
The first preset height, the second preset height, the first preset value, the second preset value and the third preset value can be flexibly set according to actual needs.
Through this design, after throwing into solid medicament in the chemical tank 2500, add water according to the water pressure of first preset value earlier, adopt the state (1) of water pressure regulation and control mechanism 1000 to add water promptly. At this moment, the water pressure is small, the impact force of water flow is not large, the solid medicament is convenient to be flushed away, but the solid medicament is not flushed everywhere, the solid medicament is prevented from being adhered to the upper part or even the top wall of the inner wall of the medicament box 2500, and the medicament loss is avoided.
After the liquid level reaches a first preset height, for example, 100mm, water is added according to a second preset value, that is, water is added in a state (3) of the water pressure regulating mechanism 1000. At this time, the solid drug is not completely dissolved just after being mixed with water, and at this time, the solid drug is mixed with water under a large water pressure to play a role of stirring by water flow, thereby promoting complete dissolution of the solid drug.
When the liquid level reaches the second preset height and is 1000mm, water is added according to the third preset value, namely water is added in the state (2) of the water pressure regulating mechanism 1000. Solid medicament has dissolved completely, and the water in the chemical tank 2500 is more and more, adopts the pressure of weak water to add water this moment, reduces the liquid in the chemical tank 2500 and splashes on the one hand, and on the other hand still can ensure that the liquid phase fully stirs, guarantees the homogeneity of medicament.
After the control center 2400 acquires the chlorine content of the wastewater in the disinfection tank 2100 through the residual chlorine probe 2200 and the residual chlorine host 2300, the control center controls the metering pump 2700 to accurately feed the chemicals from the chemical tank 2500 according to a preset chemical feeding rule, so that the waste chlorine is treated.
In summary, the water pressure regulating mechanism 1000 provided by the embodiment of the invention is convenient and practical, can simply and quickly regulate the water pressure, greatly improves the execution efficiency, and reduces the burden of a user. The hospital sewage intelligent disinfection dosing device 2000 provided by the embodiment of the invention can effectively reduce the loss of solid medicaments, and optimize the mixing effect of the medicaments, thereby ensuring the disinfection effect of the medicaments.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A water pressure regulating mechanism, comprising: the water pipe comprises a water pipe body, a first flow limiting ring, a second flow limiting ring and a driving assembly;
one end of the water pipe body is provided with a water outlet, and the other end of the water pipe body is provided with a water inlet; the water outlet and the water pipe body are coaxially arranged, and the opening direction of the water outlet is arranged along the axial direction of the water pipe body; the first flow limiting ring and the second flow limiting ring are coaxially arranged with the water pipe body;
the inner diameter of the water outlet, the inner diameter of the first flow limiting ring and the inner diameter of the second flow limiting ring are all decreased progressively along the axial direction of the water pipe body and in the direction pointing to the outside of the water pipe body; the outer side wall of the first flow limiting ring is matched with the inner side wall of the water outlet, and the outer side wall of the second flow limiting ring is matched with the inner side wall of the first flow limiting ring;
the first flow limiting ring and the second flow limiting ring are driven by the driving assembly, so that the second flow limiting ring can be close to and far away from the first flow limiting ring along the axial direction of the water pipe body, and the first flow limiting ring can be close to and far away from the second flow limiting ring along the axial direction of the water pipe body.
2. The water pressure regulating mechanism according to claim 1, wherein the water inlet is provided at a side portion of the water pipe body, and the driving assembly is provided at an end portion of the water pipe body away from the water outlet;
the driving assembly comprises a driving unit, a first driving rod and a second driving rod; the driving unit is arranged at one end part of the water pipe body, which is far away from the water outlet, the first driving rod and the second driving rod are both arranged along the axial direction of the water pipe body and penetrate through one end part of the water pipe body, which is far away from the water outlet, and the first driving rod and the second driving rod are slidably matched with the water pipe body and are in sliding sealing with the water pipe body;
the first driving rod and the second driving rod are in transmission fit with the driving unit, one end, far away from the driving unit, of the first driving rod is connected with the first flow limiting ring, and one end, far away from the driving unit, of the second driving rod is connected with the second flow limiting ring.
3. The water pressure regulating mechanism according to claim 2, wherein said driving unit comprises: the device comprises a shell, a control ring, a control core and a linear driving mechanism;
the shell cover is arranged at the end part of one end of the water pipe body far away from the water outlet;
the control ring is slidably fitted inside the housing in the axial direction of the water pipe body, and the control core penetrates through an end wall of the housing, which is far from the water pipe body, and is slidably fitted to the housing; the control ring and the control core are coaxially arranged, and the outer diameter of the control core is smaller than or equal to the inner diameter of the control ring; the control ring and the control core are controlled and driven by the linear driving mechanism;
the first driving rod is connected with the control ring, and the second driving rod is connected with the control core;
the inner wall of the shell is provided with a matching groove; the control ring is provided with a regulating mechanism, and the regulating mechanism comprises a first matching part matched with the matching groove and a second matching part matched with the control core;
when the first matching part is positioned on one side of the matching groove far away from the water pipe body, the first matching part is attached to the inner wall of the shell, the second matching part is positioned on the inner side of the control ring, and the control core can abut against the second matching part and push the control ring to move towards the matching groove;
when the first matching part moves to the matching groove, the control core pushes the second matching part to deflect, so that the first matching part deflects and is matched into the matching groove, the control ring is locked, and the second matching part is attached to the side wall of the control core.
4. A hydraulic pressure regulating mechanism as claimed in claim 3, wherein said regulating mechanism further comprises a shaft, a first extension arm and a second extension arm;
the control ring is provided with a mounting groove, the mounting groove radially penetrates from the inner annular wall of the control ring to the outer annular wall of the control ring, and the mounting groove penetrates through the end face, close to one side of the water pipe body, of the control ring; the rotating shaft is rotatably arranged in the mounting groove and is perpendicular to the axis of the control ring; the first extension arm and the second extension arm are both connected to the rotating shaft and are perpendicular to the rotating shaft, the first matching part is connected to the end part of the first extension arm, and the second matching part is connected to the end part of the second extension arm;
the rotating shaft is provided with a first rotating stop point and a second rotating stop point; when the first matching part is positioned on one side of the matching groove far away from the water pipe body, the rotating shaft is positioned at the first rotating stop point, the first matching part is attached to the inner wall of the shell, and the second matching part is abutted against the end part of the control core; when the first matching part moves to the matching groove, the rotating shaft rotates from the first rotating stop point to the second rotating stop point, the first matching part is matched with the matching groove, and the second matching part is attached to the side wall of the control core;
the rotating shaft is matched with a torsion spring so as to drive the rotating shaft to rotate from the second rotation dead point to the first rotation dead point; the control ring is attached to the inner wall of the shell and is in sliding fit with the inner wall of the shell in a damping mode, and sliding resistance between the control ring and the shell is preset as reference resistance; when the rotating shaft rotates from the first rotation extreme point to the second rotation extreme point, the initial force required for overcoming the elastic force of the torsion spring is smaller than the reference resistance.
5. The water pressure regulating mechanism according to claim 4, wherein the surface of the first engaging portion is a curved surface or a spherical surface, and the surface of the first engaging portion is smoothed.
6. The water pressure regulating mechanism according to claim 4, wherein an accommodating groove is formed in an inner wall of the fitting groove on a side away from the water pipe body, a space is left between the accommodating groove and a mouth portion of the fitting groove, and the accommodating groove is filled with a rubber layer.
7. The water pressure regulating mechanism according to claim 4, wherein a stop plate is arranged at one end of the control core close to the water pipe body, the stop plate is arranged perpendicular to the axis of the control core, and the stop plate and the control core are fixedly connected by a connecting rod;
when the pivot by the second rotation dead point is about to rotate to when the first rotation dead point, the backstop board can with second cooperation portion is kept away from the laminating of one side of control core to supplementary pulling the pivot is got back to the second rotation dead point, the pulling simultaneously the control ring is towards keeping away from one side motion of water pipe body.
8. An intelligent hospital sewage disinfection and medication dosing device is characterized by comprising: a disinfection pool, a residual chlorine probe, a residual chlorine host, a control center, a chemical box, a water pump, a metering pump and the water pressure regulating mechanism of any one of claims 1~7;
the residual chlorine probe is arranged in the disinfection tank and is used for detecting the chlorine content in the wastewater; the residual chlorine probe is electrically connected with the residual chlorine host, and the residual chlorine host is electrically connected with the control center so as to be used for sending a chlorine content detection result to the control center;
the water pump, the water pressure regulating mechanism and the metering pump are all arranged in the chemical tank, and a water inlet of the water pipe body of the water pressure regulating mechanism is communicated with a water outlet end of the water pump so as to be used for adding water into the chemical tank; the metering pump is used for adding the liquid medicament in the medicament box into the disinfection tank in a quantitative manner; the water pump, the water pressure regulating mechanism and the metering pump are all electrically connected with the control center;
when the liquid medicament in the medicament box is used up, the solid medicament is put into the medicament box, the control center is used for controlling the water pump to add water into the medicament box and controlling the water pressure regulating and controlling mechanism to control the change of the water pressure so as to mix the solid medicament.
9. The intelligent hospital sewage disinfection and medication dosing device as claimed in claim 8, wherein after the solid medicament is dosed into the medicine cabinet, the control center is configured to control the water pressure regulation and control mechanism to control the water pressure to change from a first preset value to a second preset value and a third preset value in sequence; and the first preset value and the third preset value are both smaller than the second preset value.
10. The intelligent hospital sewage disinfection and medication dosing device as claimed in claim 9, wherein a liquid level monitoring assembly for monitoring the height of a liquid level is further arranged in the chemical tank, and the liquid level monitoring assembly is electrically connected with the control center;
after the solid medicament is put into the medicament case, the control center regulates and controls according to the height of the liquid level in the medicament case when the water pressure regulating and controlling mechanism controls the water pressure;
when the liquid level is lower than a first preset height, controlling the water pressure to be the first preset value; when the liquid level is between a first preset height and a second preset height, controlling the water pressure to be the second preset value; and when the liquid level is higher than the second preset height, controlling the water pressure to be the third preset value.
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| CN202310138143.8A CN115920756B (en) | 2023-02-20 | 2023-02-20 | Water pressure regulation and control mechanism and intelligent disinfection and dosing equipment for hospital sewage |
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| US3744508A (en) * | 1968-08-03 | 1973-07-10 | Danfoss As | Pressure-regulating valve,particularly for fuel-oil pumps |
| JPS58193982A (en) * | 1982-05-08 | 1983-11-11 | Matsushita Electric Ind Co Ltd | Pressure regulator |
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|---|---|
| CN115920756B (en) | 2023-05-09 |
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