CN201373766Y

CN201373766Y - Liquid-level detection device

Info

Publication number: CN201373766Y
Application number: CN200920002737U
Authority: CN
Inventors: 简新锋
Original assignee: HINAKA FLUID POWER CO Ltd
Current assignee: HINAKA FLUID POWER CO Ltd
Priority date: 2009-01-20
Filing date: 2009-01-20
Publication date: 2009-12-30
Anticipated expiration: 2019-01-20

Abstract

The utility model relates to a liquid-level detection device which is installed on a hydraulic action system which adopts the liquid flow as the power source, which comprises a container holding liquid, a floating piece which is floated on the liquid surface, a magnetic power element which is arranged on the floating piece, a magnetic switch which is fixed on the container and an attention device which is electrically connected with the magnetic switch, wherein the magnetic switch is fixed on the outer surface of the container and corresponds to the position of the magnetic element. When the stocking of the liquid is inadequate and the floating piece is descended to the position of the liquid level corresponding to the magnetic switch, the magnetic element can be mutually sensed with the magnetic switch so as to connect the magnetic switch, so that the attention device can be automatically started up to prompt the compensation of the liquid and to realize the automatic prompting function.

Description

Liquid level detecting device

Technical field

The utility model relates to a kind of arrangement for detecting, particularly relates to a kind of liquid level detecting device of Auto-Sensing liquid level position height.

Background technology

Existing liquid level detecting device presents different shape of all kinds, wherein a kind of is as shown in Figure 1 liquid level detecting device 1, install and be communicated on the electrolytic tank 10, in order to detect the liquid level of the electrolytic solution 11 in this electrolytic tank 10, this liquid level detecting device 1 comprises two connecting pipes 12 that are communicated in this electrolytic tank 10, and one be communicated between the described connecting pipe 12 and be the made liquid level detecting pipe 13 of transparent material, utilize connecting pipe principle, electrolytic solution 11 liquid levels in this liquid level detecting pipe 13 are electrolytic solution 11 liquid levels in this electrolytic tank 10 of expression, therefore can understand the storage of these electrolytic tank 10 electrolyte insides 11 by this liquid level detecting pipe 13, if the amount of electrolytic solution 11 is lower than below the safety stock, just replenish so that this electrolytic tank 10 can continuous service.

Yet, watching the storage of electrolytic solution 11 by this liquid level detecting pipe 13 is that needs are dependent on the work that artificial on-site supervision just can be finished, and this liquid level detecting pipe 13 potential range supervisors are very remote, or same supervisor need note the electrolytic solution 11 storage states in a plurality of liquid level detecting pipes 13 simultaneously, in case because too busy or carelessness, making electrolytic solution 11 be lower than below the safety stock does not but realize, may cause this electrolytic tank 10 can't add electrolytic solution 11 in good time, and production efficiency is descended, severe patient more, may cause this electrolytic tank 10 to damage and need update the equipment, increase a considerable production cost.

Though above-mentioned liquid level detecting device 1 is to be example to be applied to electrolyte level detecting, but if be applied to the technical field of other types, oil pressure liquid level detecting or the like for example, can infer, should also can produce identical problem and shortcoming, obviously this is any technician who knows liquid level detecting really, the target of the anxious desire improvement of institute.

Summary of the invention

The purpose of this utility model provides a kind of liquid level detecting device with automatic suggesting effect.

So, liquid level detecting device of the present utility model, be that to be installed on one be in the hydraulic operation system of power resources with the liquid flow, this liquid level detecting device comprises a container, one places the buoyant member in this container, one is arranged at the magnetic element on this buoyant member, one is fixedly arranged on the magnetic switch on this container, an and attention device that is electrically connected on this magnetic switch, this container comprises a vessel, and one defined and in order to the space of carrying liquid by this vessel, this buoyant member is to place this space and make it float on this liquid surface, and this magnetic switch is to be fixedly arranged on the outside surface of this vessel and corresponding to the orientation of the magnetic element on this buoyant member.

When the storage of this liquid was enough, this buoyant member was to float on this magnetic switch top, and does not respond to mutually with this magnetic switch; When the storage of this liquid is not enough, this buoyant member is along with liquid level drops to and the corresponding position of this magnetic switch, at this moment, be arranged on this buoyant member magnetic element can with this magnetic switch mutually induction and this magnetic switch of conducting, and then start this attention device and remind replenishing of liquid.

The beneficial effects of the utility model are: when utilizing this buoyant member to drop to this corresponding position of magnetic switch, the magnetic element that is arranged on this buoyant member can be responded to and this magnetic switch of conducting mutually with this magnetic switch, and then start this attention device automatically, reach the effect of automatic prompting.

Description of drawings

Fig. 1 is a cut-open view, and existing liquid level detecting device is described;

Fig. 2 is a cut-open view, and the preferred embodiment of the utility model liquid level detecting device is described, is installed on the form on the knife striking cylinder;

Fig. 3 is a stereographic map, the three-dimensional appearance form of this preferred embodiment of aid illustration;

Fig. 4 is a synoptic diagram, this preferred embodiment that aid illustration is shown in Figure 3, and this magnetic element and this magnetic switch are responded to and the form of conducting mutually.

Embodiment

Below in conjunction with drawings and Examples the utility model liquid level detecting device is elaborated.

In the hydraulic operation system, hydraulic fluid is the actuating medium of transmit fluid power, simultaneously, it also provides lubricating fluid pressure motor and bearing, and cooling, antirust and the sealing effect, therefore this liquid is to keep the indispensable necessary condition of the normal operation of this hydraulic operation system, and all can dispose an accumulator tank in general hydraulic operation system, in order to store and to supply this hydraulic operation system needed liquid when moving.

Because the hydraulic operation system can be with oil sealing as the device that prevents that hydraulic oil from leaking outside in global design, yet because oil sealing sealing does not cause the hydraulic operation system to have problems such as oil liquid leakage and volatilization in course of action really, thereby cause the storage of fluid to reduce along with long-time use, therefore, the purpose of design of the utility model liquid level detecting device is to be used for proposing automatically caution, carries out replenishing of fluid to notify the operating personnel.

Consult Fig. 2, preferred embodiment for the utility model liquid level detecting device 2, be arranged on the knife striking cylinder 100 (this is an embodiment of hydraulic operation system), the detailed construction of this knife striking cylinder 100 can be consulted No. 97221003 patent application case of TaiWan, China application number, does not repeat them here.

Certainly except the utility model liquid level detecting device 2 being installed in this knife striking cylinder 100, for its technical staff in the technical field, also can be installed in the hydraulic operation system of other types, for example oil hydraulic cylinder, oil are pressed Brake truck system or the like, so should not exceed with the explanation of present embodiment.

Consult Fig. 3, detailed construction for this liquid level detecting device 2, and comprise a container 21, one is covered on the lid 22 of this container 21, one places the buoyant member 23 in this container 21, one is arranged at the magnetic element 24 on this buoyant member 23, one is fixedly arranged on the magnetic switch 25 on this container 21, an and attention device 26 that is electrically connected on this magnetic switch 25, this container 21 comprises a vessel 211, and one defined and in order to the space 212 of carrying liquid by this vessel 211, this vessel 211 has a body 213, one protuberance 214 that extends by this body 213, and a upper shed 215 that is formed at this protuberance 214.

In the present embodiment, be to utilize a plurality of screws 3 to wear the protuberance 214 of this lid 22 and this vessel 211 simultaneously, so that this lid 22 is to be arranged at this protuberance 214 separably and to cover this upper shed 215, this buoyant member 23 is to place this space 212 and float on liquid surface, this magnetic switch 25 is with the outside surface of being located at the body 213 of this vessel 211, and the corresponding orientation that is arranged at the magnetic element 24 on this buoyant member 23.

Under the general user mode, liquid be splendid attire in the space 212 of this container 21, and this buoyant member 23 is to float on liquid surface, and when the storage of liquid is enough, this buoyant member 23 is to float on this magnetic switch 25 tops, and does not respond to mutually with this magnetic switch 25.

Consult Fig. 4, when liquid reduces gradually along with the use of this hydraulic operation system (figure does not show), this buoyant member 23 can descend along with liquid level, when this buoyant member 23 drops to and this magnetic switch 25 corresponding height, at this moment, be arranged on this buoyant member 23 magnetic element 24 can with this magnetic switch 25 induction and this magnetic switch 25 of conducting mutually, and then automatically start this attention device 26 and send signal, remind and carry out liquid and replenish.Respond to and the mode of conducting mutually by this magnetic element 24 and this magnetic switch 25, automatically starting this attention device 26 carries out liquid with prompting and replenishes, and do not need to rely on the staff at the scene the mode of complete monitoring liquid level height carry out, can avoid not having timely liquid make-up because of carelessness effectively, the situation that causes these knife striking cylinder 100 (see figure 2)s to be damaged takes place.

Look back Fig. 3, in the present embodiment, this vessel 211 is a transparent material, can be in order to the situation of watching this buoyant member 23 to move with liquid level, and this attention device 26 is program control computers, when this attention device 26 is activated, information can be presented on the computer screen with pattern or literal.When this attention device 26 is activated certainly, also can be to send the sound to remind liquid to replenish, same, this attention device 26 also can be a hummer, send the sound when being activated and remind the additional action of liquid, and the enforcement of above-mentioned attention device 26 is can look demand and the mode selected when reality is used, and therefore should not exceed with the disclosed content of present embodiment.

By above-mentioned design, the utility model liquid level detecting device 2 has the advantage of the following stated when reality is used:

(1) simple equipments:

This liquid level detecting device 2 is to utilize the magnetic element 24 that is arranged on this buoyant member 23, respond to and this magnetic switch 25 of conducting mutually with the magnetic switch 25 of the outside surface that is fixedly arranged on this vessel 211, and start this attention device 26, reach the effect of caution, and do not need as in the prior art, offer hole at this electrolytic tank 10 in addition and establish the storage that liquid level detecting pipe 13 is monitored the electrolytic solution 11 in this electrolytic tank 10 to connect, or complicated induction installation is installed in addition, therefore reach the effect of simple equipments really.

(2) automatic reminding effect:

When this buoyant member 23 drops to the height of responding to mutually with this magnetic switch 25 along with liquid level, but this magnetic switch 25 of conducting also automatically starts the effect that this attention device 26 reaches automatic prompting, can avoid not having because of carelessness the problem of timely liquid make-up effectively.

(3) effectively save cost:

From the above, the effect that this liquid level detecting device 2 is reminded does not automatically not only need staff's complete monitoring at the scene, reaches the saving manpower, more can effectively reduce the chance that this knife striking cylinder 100 damages because there not being timely liquid make-up, and then reduce the expenditure of maintenance cost.

(4) be easy to replenish action:

Because this lid 22 is the protuberances 214 that are arranged at this vessel 211 separably, therefore, same as long as lid 22 just removed can replenish action, also can change buoyant member 23 and magnetic element 24, suitable facility on operating with aforesaid way.

In sum, this liquid level detecting device 2 utilizes magnetic element 24 and magnetic switch 25 to respond to the mode of conducting mutually, simple equipments not only, replenish action easily, can also reach the function of automatic prompting, and then effectively save the expenditure of maintenance cost, so can reach effect of the present utility model really.

Claims

1, a kind of liquid level detecting device, being installed on one is in the hydraulic operation system of power resources with the liquid flow, and this liquid level detecting device comprises a container, and this container comprises a vessel, and one defined by this vessel and in order to the space of carrying liquid, be it is characterized in that:

This liquid level detecting device also comprises a buoyant member that places this space and float on this liquid surface, one and is arranged at the magnetic element on this buoyant member, a magnetic switch that is fixedly arranged on the outside surface of this vessel, and attention device that is electrically connected on this magnetic switch, this magnetic switch is the orientation corresponding to the magnetic element on this buoyant member, and this buoyant member is can be along with the liquid level rise and fall, and when descending with induction and the formation conducting mutually of this magnetic switch, to start this attention device.

2, liquid level detecting device as claimed in claim 1 is characterized in that: this vessel has body, protuberance that is extended by this body that this magnetic switch of a confession is provided with, and a upper shed that is formed at this protuberance.

3, liquid level detecting device as claimed in claim 2 is characterized in that: this liquid level detecting device also comprises one and is arranged at this protuberance separably and covers the lid of this upper shed.

4, liquid level detecting device as claimed in claim 3 is characterized in that: this attention device is a hummer.

5, liquid level detecting device as claimed in claim 3 is characterized in that: this attention device is a program control computer.