TWI473975B - The installation and adjustment of the liquid level gauge - Google Patents

Description

Installation level adjustment device

The invention relates to a installation and adjustment device for a liquid level gauge, in particular to a installation and adjustment of a liquid level gauge which can be easily installed on a storage bin and has the function of adjusting an angle and a direction to effectively achieve the sealing effect inside and outside the storage bin. Device.

The liquid level gauge is mainly used in storage bins for industrial, chemical, food or agricultural grain. It can be used to detect the stock level of the material in the storage bin. It can be directly contacted with the material during the detection process. It is a contact level gauge (for example, heavy hammer level gauge and static capacitance continuous level gauge) and non-contact level gauge (eg ultrasonic level gauge and radar wave liquid) Bit count, etc.).

When the prior art liquid level gauge is mounted on a storage bin, please refer to FIG. 8 , taking an ultrasonic liquid level gauge 60 as an example, the ultrasonic liquid level gauge 60, The bottom end has an extended antenna 600. The ultrasonic wave is sent by the antenna 600 and the reflected ultrasonic wave is received, and the distance between the liquid level in the storage bin and the antenna 600 can be determined, thereby detecting the liquid level inventory, the ultrasonic wave. When the liquid level gauge 60 is mounted to the wall surface 61 to be installed on the top of a storage bin, a through hole 610 is formed in the wall surface 61 to be mounted, and an extension pipe 62 is welded on the outer side of the through hole 610. One end of the extension pipe 62 is connected. There is a mounting plate 63, and a fixing flange 64 is connected to the bottom surface of the mounting plate 63. A connecting flange 65 is disposed at the bottom end of the ultrasonic level gauge 60, and the connecting flange 65 is placed in the mounting. The top surface of the disk 63 and the plurality of bolts extend through the connecting flange 65, the mounting plate 63 and the fixing flange 64 and are fixedly connected to a nut, so that the connecting flange 65, the fixing flange 64 and the mounting plate 63 Fixed to each other, the antenna 600 of the ultrasonic level gauge 60 is installed through The disk 63, the extension tube 62 and the perforations 610 are opposed to objects or liquids inside the storage bin.

However, in the prior art, after the liquid level gauge is installed on the wall to be installed, the liquid level gauge and the antenna thereof cannot be adjusted in angle, and the accurate measurement result cannot be provided; the connection flange and the fixing flange need to be confirmed during installation. And the hole position and size of the installation plate can be used together, and drilling and welding are required. The installation procedure is quite complicated and needs further improvement.

In view of the disadvantages of the conventional installation of the liquid level gauge and the inability to adjust the angle, it is an object of the present invention to provide a mounting and adjusting device for a liquid level gauge that can be easily installed and has an angle adjustment function.

In order to achieve the above object, the installation and adjustment device of the liquid level gauge of the present invention is mounted to a mounting hole on a wall to be installed, and the mounting adjustment device includes a lower support member, an upper support member and a a spherical base; the lower support member has a single body, one side outer wall of the sheet body is a mounting surface, and the other side outer wall of the sheet body extends to form a support ring, the support ring has an opening at both ends thereof, and an opening inner diameter of one end of the support ring The inner diameter of the inner side of the support ring is formed in a concave arc shape, and the lower support member is fixedly coupled with the bottom surface of the wall to be mounted by the mounting surface, and the opening of the end of the support ring and the sheet body is The upper support member has a single body, and one side outer wall of the sheet body forms a mounting surface, and the other side outer wall of the sheet body extends to form a positioning ring, and the two ends of the positioning ring have an opening, and the opening at one end thereof The diameter of the opening is smaller than the inner diameter of the opening of the other end, and the inner side wall surface of the positioning ring is formed in a concave arc shape, and the upper support member is fixedly fixed with the mounting surface thereof and the top surface of the wall to be mounted, and the positioning ring thereof An opening of the mating end of the body is in communication with the mounting hole; the spherical base is a hollow spherical body, and one end thereof is formed with a connecting portion for connecting a liquid level gauge, and the spherical base is rotatably supported The inner side surface of the spherical base and the inner side wall surface of the support ring and the positioning ring are in abutting contact with each other, and the connecting portion of the top end protrudes from the opening of the free end of the positioning ring.

The installation and adjustment device of the liquid level gauge further includes a sealing gasket having a set of holes, the sealing gasket is disposed on the mounting surface of the upper support member and the wall to be mounted The sleeve is sleeved on the spherical base.

The installation and adjustment device of the liquid level gauge further includes a flange gasket having a receiving hole, the flange gasket being disposed on the mounting surface of the upper support member and the sealing Between the gaskets, the receiving holes are sleeved on the spherical base.

The installation and adjustment device of the liquid level gauge, wherein the wall to be mounted and the lower support member are provided with corresponding plurality of coupling holes, the coupling holes have corresponding coupling members, and the coupling member sequentially penetrates the The joint hole, the flange gasket and the sealing member of the wall to be installed are combined and fixed with the joint hole of the lower support member.

The mounting and adjusting device of the liquid level gauge, wherein the upper support member, the wall to be mounted and the lower support member are provided with corresponding plurality of fixing holes, and the fixing holes have corresponding fixing members, and the fixing member The fixing hole of the upper support member, the fixing hole of the wall to be mounted, the flange gasket and the sealing member are sequentially penetrated and fixed in combination with the fixing hole of the lower supporting member.

The installation and adjustment device of the liquid level gauge, wherein the upper support member The inner side wall surface of the positioning ring is formed with a plurality of positioning protrusions, and each of the positioning protrusions abuts against the outer side wall surface of the spherical base.

The installation and adjustment device of the liquid level gauge, wherein the gasket is composed of a high molecular polymer, including but not limited to BR, NBR, FKM, FFKM, PTFE, PU, NR, SBR, TPE , TPO, TPU and other materials.

The installation and adjustment device of the liquid level gauge, wherein the spherical base is cast and processed by metal, non-ferrous metal or high molecular polymer.

The installation and adjustment device of the liquid level gauge, wherein the upper support member and the lower support member are stamped and processed by metal, non-ferrous metal or high molecular polymer.

By the use of the above technical means, the spherical base can be rotatably located inside the support ring and the positioning ring, so that the angle can be adjusted relative to the wall to be mounted, and the obstacle inside the storage bin can be avoided, and the level can be improved. The accuracy of the liquid measurement is that the outer side wall surface of the spherical base and the inner side wall surface of the support ring and the positioning ring are in abutting contact with each other, so that the friction between the two wall surfaces can be achieved when the rotation adjustment is stopped. The installation and adjustment device of the present invention is only required to be provided with a mounting hole and a corresponding fixing hole, a coupling hole, etc. on the wall to be mounted when being mounted on the wall to be mounted, which is required to be welded and confirmed in comparison with the prior art. The complicated procedure of connecting the flange, the fixing flange and the hole position and size of the mounting plate can be used together. The invention has simple installation procedures, and can be installed only by providing holes and bolt assemblies without welding, and indeed has Convenience; the gasket can provide sealing effect inside and outside the storage bin, which can prevent the external environment from dust, gas or liquid from spreading to the inner ring of the storage bin. The environment affects the purity of the liquid and its height; the flange gasket can be adjusted according to the thickness of the wall to be installed. When the wall to be installed is thin, a thicker flange gasket can be used for the wall to be installed. When thick, a thin flange gasket can be selected, so that the upper support member and the lower support member can be firmly fixed to the wall to be mounted by the joint member and the fixing member; the inner side wall surface of the positioning ring of the upper support member The plurality of positioning protrusions formed can respectively contact the outer side wall surface of the spherical base to increase the friction between the two and improve the positioning effect.

The present invention is a mounting and adjusting device for a liquid level gauge, as shown in FIG. 1 and FIG. 2, which includes a lower support member 10, an upper support member 20 and a spherical base 30; the lower support member 10 can be The metal, the non-ferrous metal or the high-molecular polymer is stamped and processed, and has a body 11 . One side outer wall of the body 11 forms a mounting surface 110 , and the other outer wall of the body 11 extends to form a support ring 12 . As shown in FIG. 3 , the two ends of the support ring 12 respectively have an opening 120 and an opening 121 . The inner diameter of the opening 120 of the open end of the support ring 12 is smaller than the opening of the end of the support ring 12 and the body 11 . An inner diameter of the inner surface of the support ring 12 is formed in a concave arc shape, and a plurality of coupling holes 111 and fixing holes are respectively formed on the outer surface of the surface of the sheet body 11, and the coupling holes 111 and the fixing holes have corresponding coupling members. And the fixing member 113, in the embodiment of the present invention, the coupling hole 111 and the fixing hole are screw holes, and the coupling member 112 and the fixing member 113 are bolts; please refer to FIG. 4, the upper support member 20 Can be metal, non-ferrous The metal or polymer is stamped and processed, and has a body 21, and one side outer wall of the body 21 forms a mounting surface 210, and the other outer wall of the body 21 extends to form a positioning ring 22, the positioning ring The two ends of the opening 22 have openings 220 and 221, and the inner diameter of the opening 220 of the open end of the positioning ring 22 is smaller than the inner diameter of the opening 221 of the connecting end of the positioning ring 22 and the body 21, and the inner side wall surface of the positioning ring 22 is concave. The plurality of fixing holes are respectively formed on the surface of the sheet body 21 and on the outer side of the positioning ring 22, and the fixing holes are through holes. The position of the fixing holes of the upper support member 20 and the fixing holes of the lower support member 10 are respectively formed. Correspondingly, in a specific embodiment of the present invention, a plurality of grooves are formed on the outer side surface of the positioning ring 22 such that a plurality of positioning protrusions 222 are protruded from the inner wall surface, and the grooves are respectively formed in the longitudinal direction. And the lateral direction, the inner side wall surface is formed with positioning protrusions 222 located in different directions; as shown in FIG. 2, the spherical base 30 is cast and processed by metal, non-ferrous metal or high molecular polymer. It is a hollow spheroid with one end A connecting portion 31 is formed to be connected to the liquid level gauge, and an opening 32 is formed at the other end. In the specific embodiment of the present invention, the outer wall surface of the connecting portion 31 has an external thread, and the connecting portion 31 The end face is formed with an opening that communicates with the inside of the spherical base 30; as shown in FIG. 2 to FIG. 4, when the mounting adjustment device of the present invention is actually mounted on the wall surface 50 to be mounted on a storage bin, the wall to be installed is installed. The mounting hole 51 has a plurality of mounting holes 51 and a plurality of fixing holes. The mounting hole 51 has a larger diameter than the outer diameter of the spherical base 30. The plurality of coupling holes 52 and the plurality of fixing holes are both through holes. The position of the coupling hole 52 of the mounting hole 51 corresponds to the coupling hole 111 of the lower support member 10, and the position of the fixing hole corresponds to the fixing holes of the upper and lower supports 20, 10; Referring to FIG. 3 to FIG. 5 , the lower support member 10 is placed under the wall surface 50 to be mounted, and the mounting surface 110 abuts against the bottom surface of the wall surface 50 to be mounted, and the opening 121 and the mounting hole 51 overlap each other. The connecting member 112 is connected to the connecting hole 52 of the wall to be mounted 50 and is coupled to the connecting hole 111 of the lower supporting member 10 to fix the lower supporting member 10 to the bottom surface of the wall 50 to be mounted. In a specific embodiment of the present invention, a sealing gasket 40 and a flange gasket 41 are further disposed on the top surface of the wall surface 50 to be installed, and the gasket 40 is composed of a polymer, and the polymer is polymerized. The material includes but is not limited to materials such as BR, NBR, FKM, FFKM, PTFE, PU, NR, SBR, TPE, TPO, TPU, etc., the gasket 40 has a set of holes 400, and the gasket 40 is disposed on the On the top surface of the wall surface 50 to be mounted, the joint member 112 extends through the gasket 40 to be fixed to the wall surface 50 to be mounted. The flange gasket 41 is a prior art and has a receiving hole 410. A flange gasket 41 is disposed above the gasket 40, and the coupling member 112 extends through the flange The gasket 41 is fixedly coupled to the wall surface 50 to be mounted, and the sleeve hole 400 and the receiving hole 410 communicate with the mounting hole 51; the bottom end of the spherical body of the spherical base 30 is supported by the mounting wall 50 is placed inside the support ring 12 of the lower support member 10. The inner side wall surface of the support ring 12 and the outer side wall surface of the bottom end of the spherical base 30 abut against each other. In a specific embodiment of the invention, the sealing gasket The sleeve 400 is sleeved on the spherical base 30, and the receiving hole 410 of the sealing gasket 40 is sleeved on the spherical base 30; please refer to FIG. 2 to install the upper support 20 The surface 210 is opposite to the top surface of the wall surface 50 to be mounted, with the opening 221 and the mounting hole The 51 is overlapped with each other and communicates with each other, and the fixing holes of the lower wall and the lower support member 10 are overlapped and communicated with each other. The fixing member 113 sequentially penetrates the fixing hole of the upper support member 20, and the wall to be mounted 50 is installed. The fixing hole is fixedly coupled to the fixing hole of the lower support member 10, so that the upper support member 20 is fixedly coupled to the top surface of the wall surface 50 to be mounted, and the connecting portion 31 of the spherical base 30 protrudes from the upper support. The top end opening 220 of the positioning ring 22 of the member 20, in the preferred embodiment of the present invention, the fixing member 113 extends through the upper support member 20, the flange gasket 41, the sealing gasket 40, the wall surface 50 to be mounted, and the lower portion The support member 10; as shown in FIG. 6, the inner side wall surface of the positioning ring 22 of the upper support member 20 and the inner side wall surface of the support ring 12 of the lower support member 10 respectively abut against the outer side wall surface of the spherical base 30, When the spherical base 30 rotates relative to the support ring 12 and the positioning ring 22, a frictional force is formed between the outer side wall surface and the inner side wall surface of the support ring 12 and the positioning ring 22, so that the spherical base 30 can be borrowed when the rotation is stopped. By the contact between the two walls, it can have the function of positioning. In an embodiment of the invention, the axial extension of the connecting portion 31 of the spherical base 30 forms an angle with the normal of the plane to be mounted 50, and the spherical base 30 can be adjusted within an angle of 20 degrees; 7 is a mounting adjustment device equipped with an ultrasonic level gauge 53. The bottom of the ultrasonic level gauge 53 and the connecting portion 31 of the spherical base 30 are fixed to each other, and the antenna 54 protrudes therefrom. The bottom of the spherical base 30 is open, and the mounting adjustment device is mounted on a wall 50 to be mounted on a storage bin, wherein the wall to be mounted 50 presents an angle of 20 degrees with the horizontal plane, that is, an axial extension of the antenna 54. Forming an angle of 20 degrees with the vertical direction, the axis of the antenna 54 can be extended by rotating the spherical base 30 The line is adjusted to the vertical direction, thereby adjusting the receiving angle of the antenna 54 to improve the accuracy of the measurement.

10‧‧‧lower support

11‧‧‧Sheet

110‧‧‧Installation surface

111‧‧‧Contact hole

112‧‧‧Connected parts

113‧‧‧Fixed parts

12‧‧‧Support ring

120, 121‧‧‧ openings

20‧‧‧Upper support

21‧‧‧ tablets

210‧‧‧Installation surface

22‧‧‧ positioning ring

220, 221 ‧ ‧ openings

222‧‧‧ positioning bump

30‧‧‧Spherical base

31‧‧‧Connecting Department

32‧‧‧ openings

40‧‧‧Sealing gasket

41‧‧‧Flange gasket

50‧‧‧Wall to be installed

51‧‧‧ mounting holes

52‧‧‧Combination hole

53‧‧‧Supersonic level gauge

54‧‧‧Antenna

60‧‧‧Supersonic level gauge

600‧‧‧Antenna

61‧‧‧Wall to be installed

610‧‧‧Perforation

62‧‧‧Extension tube

63‧‧‧Installation disk

64‧‧‧Fixed flange

65‧‧‧Connecting flange

Figure 1 is a schematic plan view of the present invention.

Figure 2 is a plan exploded view of the present invention.

Figure 3 is a partial cross-sectional exploded view of the present invention.

Figure 4 is a partial cross-sectional view of the present invention.

Figure 5 is a cross-sectional view showing another part of the present invention.

Figure 6 is a schematic view of the operation of the present invention.

Figure 7 is a schematic view of the use of the present invention.

Figure 8 is a schematic cross-sectional view of the prior art.

30‧‧‧Spherical base

31‧‧‧Connecting Department

50‧‧‧Wall to be installed

53‧‧‧Supersonic level gauge

54‧‧‧Antenna

Claims (9)

A mounting and adjusting device for a liquid level gauge for mounting to a mounting hole on a wall to be installed, the mounting adjusting device comprising a lower support member, an upper support member and a spherical base; the lower support member has a piece body, one side outer wall of the sheet body is a mounting surface, and the other side outer wall of the sheet body is extended to form a support ring, the support ring has an opening at both ends thereof, and an opening inner diameter of one end is smaller than an inner diameter of the opening of the other end, and The inner side wall surface of the support ring is formed in a concave arc shape, and the lower support member is fixedly coupled with the bottom surface of the wall to be mounted by the mounting surface, and an opening of the end of the support ring and the sheet body communicates with the mounting hole; the upper support member The inner side wall of one side of the sheet body forms a mounting surface, and the outer wall of the other side of the sheet body extends to form a positioning ring. The two ends of the positioning ring have openings, and the inner diameter of the opening at one end is smaller than the inner diameter of the opening at the other end. And the inner side wall surface of the positioning ring is formed in a concave arc shape, the upper support member is fixedly fixed with the mounting surface thereof and the top surface of the wall surface to be mounted, and the opening of the positioning ring and the end of the contact end thereof communicates with the mounting hole; The The shaped base is a hollow spherical body, and one end thereof is formed with a connecting portion for connecting a liquid level gauge, and the spherical base is rotatably located inside the support ring and the positioning ring, and the spherical base is The outer wall surface is in contact with the inner side wall surface of the support ring and the positioning ring, and the connecting portion of the top end protrudes from the opening of the free end of the positioning ring. The installation and adjustment device of the liquid level gauge according to claim 1, further comprising a sealing gasket having a set of holes, the sealing gasket being disposed on the upper support Between the surface and the wall to be installed, a sleeve hole is sleeved on the spherical base. The installation and adjustment device of the liquid level gauge according to claim 2, further comprising a flange gasket having a receiving hole, wherein the flange gasket is disposed on the upper support Between the mounting surface of the piece and the sealing gasket, the receiving hole is sleeved on the spherical base. The installation and adjustment device of the liquid level gauge according to claim 3, wherein the wall to be mounted and the lower support member are provided with corresponding plurality of coupling holes, and the coupling holes have corresponding coupling members. The bonding member sequentially penetrates the bonding hole of the wall to be mounted, the flange gasket and the sealing member and is fixedly coupled with the coupling hole of the lower supporting member. The installation and adjustment device of the liquid level gauge according to the fourth aspect of the invention, wherein the upper support member, the wall to be mounted and the lower support member are provided with corresponding plurality of fixing holes, and the fixing holes have corresponding holes. The fixing member sequentially penetrates the fixing hole of the upper support member, the fixing hole of the wall to be mounted, the flange gasket and the sealing member, and is fixedly fixed with the fixing hole of the lower supporting member. The installation and adjustment device of the liquid level gauge according to any one of the preceding claims, wherein the inner side wall surface of the positioning ring of the upper support member is formed with a plurality of positioning protrusions, and the positioning protrusions respectively abut the top contact To the outer side wall surface of the spherical base. The installation and adjustment device of the liquid level gauge according to claim 6, wherein the gasket is composed of a high molecular polymer, including but not limited to BR, NBR, FKM, FFKM, PTFE, PU, NR, SBR, TPE, TPO, TPU and other materials. The installation and adjustment device of the liquid level gauge according to claim 6, wherein the spherical base is a metal, a non-ferrous metal or a high molecular polymer. Made by casting and processing. The installation and adjustment device of the liquid level gauge according to claim 6, wherein the upper support member and the lower support member are stamped and processed by metal, non-ferrous metal or high molecular polymer.