TWM557350U

TWM557350U - Liquid level detection device

Info

Publication number: TWM557350U
Application number: TW106217592U
Authority: TW
Inventors: Dao-Yong Liao; Fang-Shu Deng; Wan-Rong Lin; Cang-Zhou Kang
Original assignee: China Steel Corp
Priority date: 2017-11-27
Filing date: 2017-11-27
Publication date: 2018-03-21

Abstract

本創作係一種液位偵測裝置，其包含一支撐架、一浮標及一偵測組件，支撐架包含一架體及複數間隔設於架體上之限位環，浮標係穿設於該支撐架之架體上，該偵測組件包含分別設於該支撐架上段及下段的一高液位感應器及一低液位感應器，以及一設於浮標上之感應單元，本創作液位偵測裝置係透過感應所述感應單元的方式進行液位偵測，而非採用機械式的作動方式，故液位偵測裝置不易受到使用環境之影響，可有效提高液位偵測裝置之使用壽命，使作業人員不須時常進行裝置之檢修及備品更換，有效節省裝置所花費之人力及檢修成本。The present invention relates to a liquid level detecting device, which comprises a support frame, a buoy and a detecting component. The support frame comprises a frame body and a plurality of limit rings arranged on the frame body, and the buoy is threaded on the support. The detection component comprises a high liquid level sensor and a low liquid level sensor respectively arranged on the upper and lower sections of the support frame, and a sensing unit arranged on the buoy, the creation liquid level detection The measuring device performs liquid level detection by sensing the sensing unit instead of using a mechanical operation mode, so the liquid level detecting device is not easily affected by the use environment, and can effectively improve the service life of the liquid level detecting device. This allows the operator to eliminate the need for maintenance and replacement of the equipment from time to time, saving manpower and maintenance costs.

Description

液位偵測裝置Liquid level detecting device

本創作係一種液位偵測裝置，尤指用以偵測液位之液位偵測裝置。This creation is a liquid level detecting device, especially a liquid level detecting device for detecting a liquid level.

一般廠內會透過設置鹼液槽或污水槽，以提供加工或清洗作業等需求使用，其中，為了使所述鹼液槽或污水槽內部能保持一定液位高度以便作業使用，會藉由設置液位偵測裝置以控管所述鹼液槽或污水槽內部之液位高度。In general, the lye tank or the sump tank is provided in the factory to provide processing or cleaning operations. In order to maintain a certain liquid level in the lye tank or the sump for operation, it will be set. The liquid level detecting device controls the liquid level height inside the lye tank or the sump.

現今用以設置在鹼液槽之液位偵測裝置，係採用浮球式液位開關，其中所述浮球式液位偵測裝置包含一具有簧片之控制器以及二浮球，該控制器係電性連接外部之泵浦，該二浮球係以線連接並接設於該控制器之簧片上，以鹼液槽之液位控制為例，當液面高度在低液位以下時，所述浮球式液位偵測裝置之控制器的簧片會被該二浮球所拉動，使泵浦運轉以補充該鹼液槽內部之液體；當液面高度達到高液位時，該控制器的簧片會復位，同時停止泵浦運轉。另以污水槽之液位控制為例，當液面高度在高液位時，所述浮球會因受到液體之浮力而拉動該控制器的簧片，使泵浦運轉以排除液體；當液面高度到達低液位時，該控制器的簧片會復位，同時停止泵浦運轉。Nowadays, the liquid level detecting device for setting in the alkali liquid tank adopts a floating ball type liquid level switch, wherein the floating ball type liquid level detecting device comprises a controller with a reed and two floats, the control The device is electrically connected to the external pump, and the two float balls are connected by wires and connected to the reed of the controller, taking the liquid level control of the alkali liquid tank as an example, when the liquid level is below the low liquid level The reed of the controller of the float type liquid level detecting device is pulled by the two float balls to make the pump operate to supplement the liquid inside the alkali liquid tank; when the liquid level reaches a high liquid level, The reed of the controller will reset and stop pumping. Taking the liquid level control of the sewage tank as an example, when the liquid level is at a high liquid level, the floating ball pulls the reed of the controller due to the buoyancy of the liquid, so that the pump operates to remove the liquid; When the surface height reaches the low level, the reed of the controller will reset and stop the pump operation.

然而，鹼液槽及污水槽所使用之浮球式液位偵測裝置，容易因為使用環境惡劣而使控制器容易產生接點動作不良之情形，或是浮球被線纏住而使液位控制失效之問題，故時常需要進行裝置之檢修及備品更換，而導致人力及檢修成本高的問題。However, the float-type liquid level detecting device used in the lye tank and the septic tank is liable to cause the controller to be prone to malfunction due to the harsh environment, or the float ball is entangled by the line to make the liquid level Controlling the problem of failure, it is often necessary to carry out maintenance and replacement of the equipment, resulting in high manpower and maintenance costs.

本創作之主要目的在於提供一液位偵測裝置，希藉此改善現今之液位偵測裝置容易因為環境因素而導致液位控制失效之問題，而導致作業人員時常需要進行裝置檢修及備品更換，使人力及檢修成本高之問題。The main purpose of this creation is to provide a liquid level detection device to improve the current liquid level detection device which is liable to cause liquid level control failure due to environmental factors. As a result, operators often need to carry out equipment maintenance and equipment replacement. The problem of high manpower and maintenance costs.

為達成前揭目的，本創作之液位偵測裝置包含：一支撐架，其包含一架體及複數限位環，該複數限位環分別具有一軸孔，該複數限位環係上下間隔地設置於該架體上，且該複數限位環之軸孔呈同軸設置；一浮標，其包含一漂浮件及一桿體，該桿體係固設於該漂浮件上，並可上下移動地穿過該複數限位環之軸孔中；以及一偵測組件，包含一高液位感應器、一低液位感應器及一感應單元，該高液位感應器係設置於該架體之上段，該低液位感應器係設置於該架體之下段，該感應單元係環設於該浮標之桿體上，該高液位感應器及該低液位感應器可分別用以感應該感應單元。In order to achieve the foregoing, the liquid level detecting device of the present invention comprises: a support frame comprising a body and a plurality of limit rings, wherein the plurality of limit rings respectively have a shaft hole, and the plurality of limit rings are spaced apart from each other Provided on the frame body, and the shaft holes of the plurality of limit ring are coaxially disposed; a buoy comprising a floating member and a rod body, the rod system is fixed on the floating member and can be worn up and down Passing through the shaft hole of the plurality of limit rings; and a detecting component comprising a high liquid level sensor, a low liquid level sensor and a sensing unit, the high liquid level sensor being disposed on the upper portion of the frame body The low liquid level sensor is disposed on the lower portion of the frame, and the sensing unit is disposed on the rod body of the buoy, and the high liquid level sensor and the low liquid level sensor are respectively used to sense the sensing unit.

本創作液位偵測裝置係應用於如鹼液槽或污水槽之液位控制，其中該高液位感應器及該低液位感應器係電性連接外部之控制器，所述控制器電性連接一泵浦，所述液位偵測裝置之浮標會隨著鹼液槽或污水槽之槽體內液體液面高度而升降，使位於該桿體上的感應單元隨著該浮標升降產生相對於該支撐架之上下位移，並透過該支撐架上之該高液位感應器及該低液位感應器感應所述感應單元，使所述液位偵測裝置在該高液位感應器或該低液位感應器感應到感應單元時，分別將訊號傳遞至該外部的控制器，使控制器控制泵浦進行相對應之動作。The liquid level detecting device is applied to a liquid level control such as an alkali liquid tank or a sewage tank, wherein the high liquid level sensor and the low liquid level sensor are electrically connected to an external controller, and the controller is electrically The pump is connected to the pump, and the buoy of the liquid level detecting device rises and falls with the liquid level of the tank in the lye tank or the sump, so that the sensing unit located on the rod rises and falls relative to the buoy. Displacement under the support frame, and sensing the sensing unit through the high liquid level sensor and the low liquid level sensor on the support frame, so that the liquid level detecting device is at the high liquid level sensor or When the low level sensor senses the sensing unit, the signal is respectively transmitted to the external controller, so that the controller controls the pump to perform the corresponding action.

如前述，本創作液位偵測裝置係透過該高液位感應器及該低液位感應器感應所述感應單元的方式，使外部之控制器控制泵浦進行相對應之動作，而非採用機械式的作動方式，故該液位偵測裝置不易受到使用環境之影響，可有效提高該液位偵測裝置之使用壽命，並使作業人員不須時常進行裝置之檢修及備品更換，有效節省裝置所花費之人力及檢修成本。As described above, the present liquid level detecting device senses the sensing unit through the high liquid level sensor and the low liquid level sensor, so that the external controller controls the pump to perform the corresponding action instead of adopting The mechanical operation mode is not easy to be affected by the use environment, and the service life of the liquid level detecting device can be effectively improved, and the operator does not need to perform maintenance and replacement of the device from time to time, thereby effectively saving. The labor and maintenance costs of the device.

請參閱圖1、圖2，為本創作液位偵測裝置之一種較佳實施例，其包含一支撐架10、一浮標20及一偵測組件30。Referring to FIG. 1 and FIG. 2 , a preferred embodiment of the liquid level detecting device of the present invention comprises a support frame 10 , a buoy 20 and a detecting component 30 .

如圖1、圖2所示，該支撐架10包含一架體11及複數限位環12，該複數限位環12分別具有一軸孔13，該複數限位環12係上下間隔地設置於該架體11上，且該複數限位環12之軸孔13呈同軸設置。As shown in FIG. 1 and FIG. 2 , the support frame 10 includes a frame body 11 and a plurality of limit ring rings 12 . The plurality of limit ring rings 12 respectively have a shaft hole 13 , and the plurality of limit ring rings 12 are disposed at intervals above and below. The frame body 11 and the shaft holes 13 of the plurality of limit rings 12 are coaxially disposed.

如圖1、圖2所示，該浮標20包含一漂浮件21及一桿體22，該桿體22係固設於該漂浮件21上，並可上下移動地穿過該複數限位環12之軸孔13中，其中，該浮標20包含一限位件23，該限位件23係徑向穿設於該桿體22的頂端，且該限位件23之長度大於該複數限位環12之軸孔13內徑。As shown in FIG. 1 and FIG. 2 , the buoy 20 includes a floating member 21 and a rod 22 . The rod 22 is fixed to the floating member 21 and can pass through the plurality of limiting rings 12 up and down. In the shaft hole 13 , the buoy 20 includes a limiting member 23 , the limiting member 23 is radially disposed at the top end of the rod 22 , and the length of the limiting member 23 is greater than the plurality of limiting rings 12 shaft hole 13 inner diameter.

該偵測組件30包含一高液位感應器31、一低液位感應器32及一感應單元33，該高液位感應器31係設置於該架體11之上段，該低液位感應器32係設置於該架體11之下段，該感應單元33係環設於該浮標20之桿體22上，該高液位感應器31及該低液位感應器32可分別用以感應該感應單元33。The detecting component 30 includes a high liquid level sensor 31, a low liquid level sensor 32 and a sensing unit 33. The high liquid level sensor 31 is disposed on the upper portion of the frame body 11. The low liquid level sensor The 32-stage is disposed on the lower portion of the frame body 11. The sensing unit 33 is disposed on the rod body 22 of the buoy 20, and the high liquid level sensor 31 and the low liquid level sensor 32 are respectively used to sense the induction. Unit 33.

於本創作液位偵測裝置之較佳實施例中，該漂浮件21為不鏽鋼材質之中空部件，能避免該漂浮件21接觸槽體40內之液體50時受到侵蝕影響該浮標20之漂浮效果，此外，該高液位感應器31及該低液位感應器32皆為金屬感應器，且該感應單元33為金屬材質，該桿體22為玻璃纖維材質。In the preferred embodiment of the present invention, the floating member 21 is a hollow member made of stainless steel, which can prevent the floating member 21 from being affected by the erosion of the liquid 50 in the tank 40. In addition, the high liquid level sensor 31 and the low liquid level sensor 32 are all metal sensors, and the sensing unit 33 is made of a metal material, and the rod body 22 is made of glass fiber.

如圖3所示，本創作液位偵測裝置係應用於如鹼液槽或污水槽之液位控制，該支撐架10係用以設置於鹼液槽或污水槽之槽體40上，該浮標20之漂浮件21係漂浮於該槽體40內之液面，其中該高液位感應器31及該低液位感應器32係電性連接外部之控制器(圖未示)，所述控制器電性連接一泵浦(圖未示)。As shown in FIG. 3, the present liquid level detecting device is applied to a liquid level control such as an alkali liquid tank or a sewage tank, and the support frame 10 is disposed on a tank 40 of an alkali liquid tank or a sewage tank. The float member 21 of the buoy 20 is a liquid level floating in the tank body 40, wherein the high liquid level sensor 31 and the low liquid level sensor 32 are electrically connected to an external controller (not shown), The controller is electrically connected to a pump (not shown).

如圖3所示，以本創作液位偵測裝置應用於鹼液槽之液位控制為例，如圖4所示，當所述鹼液槽內之液體50液面高度下降，使位於該浮標20上之感應單元33隨著浮標20下降而移動至該低液位感應器32的位置時，該低液位感應器32會感應到該感應單元33，並將訊號傳遞至該控制器，使控制器啟動該泵浦以補充該鹼液槽內部之液體50；如圖5所示，當所述鹼液槽內之液體50液面高度隨著液體50之補充而升高，使該浮標20上之感應單元33隨著浮標20上升而移動至該高液位感應器31的位置時，該高液位感應器31會感應到該感應單元33，並將訊號傳遞至該控制器，使控制器停止該泵浦。As shown in FIG. 3, the liquid level control of the liquid level detecting device applied to the lye tank is taken as an example. As shown in FIG. 4, when the liquid level of the liquid 50 in the lye tank is lowered, the position is located. When the sensing unit 33 on the buoy 20 moves to the position of the low level sensor 32 as the buoy 20 descends, the low level sensor 32 senses the sensing unit 33 and transmits the signal to the controller. Causing the controller to activate the pump to replenish the liquid 50 inside the lye tank; as shown in FIG. 5, when the liquid level of the liquid 50 in the lye tank rises with the replenishment of the liquid 50, the buoy is caused When the sensing unit 33 on the 20 moves to the position of the high liquid level sensor 31 as the buoy 20 rises, the high liquid level sensor 31 senses the sensing unit 33 and transmits the signal to the controller, so that The controller stops the pump.

另以本創作液位偵測裝置應用於污水槽之液位控制為例，當所述污水槽內之液體液面高度上升，使位於該浮標20上之感應單元33隨著浮標20上升而移動至該高液位感應器31的位置時，該高液位感應器31會感應到該感應單元33，並將訊號傳遞至該控制器，使控制器啟動該泵浦以抽除該槽體內之液體；當所述污水槽內之液體液面高度隨著液體之抽除而下降，使該浮標20上之感應單元33隨著浮標20下降而移動至該低液位感應器32的位置時，該低液位感應器32會感應到該感應單元33，並將訊號傳遞至該控制器，使控制器停止該泵浦。Taking the liquid level control of the creation liquid level detecting device applied to the sewage tank as an example, when the liquid level in the sewage tank rises, the sensing unit 33 located on the buoy 20 moves as the buoy 20 rises. When the position of the high level sensor 31 is reached, the high level sensor 31 senses the sensing unit 33 and transmits a signal to the controller, causing the controller to activate the pump to evacuate the tank. a liquid; when the liquid level in the sump is lowered as the liquid is removed, causing the sensing unit 33 on the buoy 20 to move to the position of the low level sensor 32 as the buoy 20 descends. The low level sensor 32 senses the sensing unit 33 and transmits a signal to the controller to cause the controller to stop the pump.

如圖3至圖5其中，該支撐架10之限位環12能提供該浮標20限位效果，使該浮標20在隨著槽體40內部之液體50液面高度變化而升降時，能將該浮標20之桿體22限位於該限位環12之軸孔13內，進而使該感應單元33不會遠離該高液位感應器31及該低液位感應器32之感應範圍，此外，該浮標20上之限位件23能在槽體40內之液體50處於低液位時，提供該浮標20限位效果，以避免該浮標20之桿體22脫離支撐架10之限位環12。As shown in FIG. 3 to FIG. 5 , the limiting ring 12 of the support frame 10 can provide the limiting effect of the buoy 20 , so that the buoy 20 can be raised and lowered as the liquid level of the liquid 50 in the interior of the trough 40 changes. The rod body 22 of the buoy 20 is limited to the shaft hole 13 of the limiting ring 12, so that the sensing unit 33 does not move away from the sensing range of the high liquid level sensor 31 and the low liquid level sensor 32. The limiting member 23 on the buoy 20 can provide the buoy 20 limiting effect when the liquid 50 in the trough 40 is at a low liquid level, so as to prevent the rod 22 of the buoy 20 from coming off the limiting ring 12 of the support frame 10. .

綜上所述，本創作液位偵測裝置係透過該高液位感應器31及該低液位感應器32感應所述感應單元33的方式，使外部之控制器控制泵浦進行相對應之動作，而並非採用機械式的作動方式，故該液位偵測裝置不易受到使用環境之影響，亦不易有接點動作不良之問題，可有效提高該液位偵測裝置之使用壽命，並使作業人員不須時常進行裝置之檢修及備品更換，有效節省裝置所花費之人力及檢修成本。In summary, the present liquid level detecting device senses the sensing unit 33 through the high liquid level sensor 31 and the low liquid level sensor 32, so that the external controller controls the pump to perform corresponding The action is not a mechanical action, so the liquid level detecting device is not easily affected by the use environment, and it is not easy to have a problem of poor contact operation, which can effectively improve the service life of the liquid level detecting device and The operator does not need to carry out maintenance and equipment replacement from time to time, which saves manpower and maintenance costs.

10‧‧‧支撐架
11‧‧‧架體
12‧‧‧限位環
13‧‧‧軸孔
20‧‧‧浮標
21‧‧‧漂浮件
22‧‧‧桿體
23‧‧‧限位件
30‧‧‧偵測組件
31‧‧‧高液位感應器
32‧‧‧低液位感應器
33‧‧‧感應單元
40‧‧‧槽體
50‧‧‧液體10‧‧‧Support frame
11‧‧‧ ‧ frame
12‧‧‧ Limit ring
13‧‧‧Axis hole
20‧‧‧ buoys
21‧‧‧Floating parts
22‧‧‧ rod body
23‧‧‧Limited parts
30‧‧‧Detection components
31‧‧‧High level sensor
32‧‧‧Low level sensor
33‧‧‧Sensor unit
40‧‧‧ tank
50‧‧‧Liquid

圖1：為本創作液位偵測裝置之一種較佳實施例之前視平面示意圖。圖2：為本創作液位偵測裝置之一種較佳實施例之前視平面分解示意圖。圖3：為本創作液位偵測裝置之一種較佳實施例之使用狀態示意圖。圖4：為本創作液位偵測裝置之低液位示意圖。圖5：為本創作液位偵測裝置之高液位示意圖。FIG. 1 is a front plan view showing a preferred embodiment of the present liquid level detecting device. 2 is a schematic exploded front view of a preferred embodiment of the present liquid level detecting device. FIG. 3 is a schematic view showing the state of use of a preferred embodiment of the present liquid level detecting device. Figure 4: Schematic diagram of the low liquid level of the creative liquid level detecting device. Figure 5: Schematic diagram of the high liquid level of the creative liquid level detecting device.

Claims

一種液位偵測裝置，其包含：一支撐架，其包含一架體及複數限位環，該複數限位環分別具有一軸孔，該複數限位環係上下間隔地設置於該架體上，且該複數限位環之軸孔呈同軸設置；一浮標，其包含一漂浮件及一桿體，該桿體係固設於該漂浮件上，並可上下移動地穿過該複數限位環之軸孔中；以及一偵測組件，包含一高液位感應器、一低液位感應器及一感應單元，該高液位感應器係設置於該架體之上段，該低液位感應器係設置於該架體之下段，該感應單元係環設於該浮標之桿體上，該高液位感應器及該低液位感應器可分別用以感應該感應單元。A liquid level detecting device includes: a support frame including a frame body and a plurality of limit ring rings, wherein the plurality of limit ring rings respectively have a shaft hole, and the plurality of limit ring rings are disposed on the frame body at intervals And the shaft hole of the plurality of limiting ring is coaxially disposed; a buoy comprising a floating member and a rod, the rod system is fixed on the floating member, and can move up and down through the plurality of limiting rings In the shaft hole; and a detecting component comprising a high liquid level sensor, a low liquid level sensor and a sensing unit, the high liquid level sensor is disposed on the upper portion of the frame body, the low liquid level sensing The sensor unit is disposed on the lower portion of the frame, and the sensing unit is disposed on the rod body of the buoy, and the high liquid level sensor and the low liquid level sensor are respectively used to sense the sensing unit.

如請求項1所述之液位偵測裝置，其中該浮標包含一限位件，該限位件係徑向穿設於該桿體的頂端，且該限位件之長度大於該複數限位環之軸孔內徑。The liquid level detecting device of claim 1, wherein the buoy includes a limiting member, the limiting member is radially disposed at a top end of the rod body, and the length of the limiting member is greater than the plurality of limiting positions The inner diameter of the shaft hole of the ring.

如請求項1所述之液位偵測裝置，其中該漂浮件為不鏽鋼材質之中空部件。The liquid level detecting device according to claim 1, wherein the floating member is a hollow member made of stainless steel.

如請求項2所述之液位偵測裝置，其中該漂浮件為不鏽鋼材質之中空部件。The liquid level detecting device according to claim 2, wherein the floating member is a hollow member made of stainless steel.

如請求項1至4中任一項所述之液位偵測裝置，其中該高液位感應器及該低液位感應器皆為金屬感應器，且該感應單元為金屬材質，該桿體為玻璃纖維材質。The liquid level detecting device according to any one of claims 1 to 4, wherein the high liquid level sensor and the low liquid level sensor are both metal sensors, and the sensing unit is made of a metal material, the rod body Made of fiberglass.