CN216116255U

CN216116255U - Adjustable radar level meter

Info

Publication number: CN216116255U
Application number: CN202120666109.4U
Authority: CN
Inventors: 刘国赤; 焦长城
Original assignee: Wuhan China Nuclear Instrument Co ltd
Current assignee: Wuhan China Nuclear Instrument Co ltd
Priority date: 2021-04-01
Filing date: 2021-04-01
Publication date: 2022-03-22
Anticipated expiration: 2031-04-01

Abstract

The utility model discloses an adjustable radar level meter, which belongs to the technical field of level measurement and comprises a support frame, a box body and a level gauge, and further comprises an adjusting mechanism for adjusting a measurement angle, a wiping mechanism for wiping an antenna and a telescopic mechanism for adjusting the extension length of the antenna, wherein the adjusting mechanism is installed on one side of the top end of the support frame, a connecting rod is installed at the bottom end of the adjusting mechanism, the box body is installed at the bottom end of the connecting rod through a bolt, the level gauge is installed on one side of the top end of the box body, rotary rods are installed on two sides of the inner wall of the box body through bearings, a protective barrel is installed at the bottom end of each rotary rod through a bearing, the wiping mechanism is arranged on two sides of the bottom end of the protective barrel, and a driving motor is installed on one side of the bottom end inside the box body. The utility model can drive the protective barrel to rotate through the driving motor, thereby enabling the machine body in the protective barrel to move up and down, enabling the length of the antenna to be adjustable and facilitating the measurement of measured media with different depths.

Description

Adjustable radar level meter

Technical Field

The utility model relates to the technical field of material level measurement, in particular to an adjustable radar material level meter.

Background

Radar level gauges have become the mainstream products in the level gauge market, and are mainly classified into radar level gauges and guided wave radar level gauges, wherein the radar level gauges transmit and receive extremely short microwave pulses with very low transmission energy through an antenna system, the radar level gauges are widely applied and cover the fields of electric power, steel, metallurgy, cement, petrochemical industry, paper making, food and the like, but the radar level gauges applying different principles have different application conditions.

Radar level gauges on the market today still suffer from the following problems:

first, the traditional radar level gauge is troublesome in fixed adjustment, is easy to loosen, can only measure vertically or can only measure horizontally, and has a single function.

Secondly, traditional radar level gauge, antenna are generally mostly fixed state, and unable removal, so the medium of the different degree of depth of measurement is not convenient for.

Thirdly, when dust exists on the upper surface of the antenna, the traditional radar level gauge needs to be cleaned manually, and the working efficiency is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an adjustable radar level gauge, which aims to solve the problems of inconvenient auxiliary sliding, inconvenient adjustment and inconvenient cleaning in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: an adjustable radar level meter comprises a support frame, a box body and a level gauge, and further comprises an adjusting mechanism for adjusting a measuring angle and a telescopic mechanism for adjusting the extension length of an antenna, wherein a positioning hemisphere is installed on one side of the top end of the support frame, the adjusting mechanism is arranged in the positioning hemisphere, a movable ball is installed on the inner side of the positioning hemisphere, a connecting rod is installed at the bottom end of the movable ball, the box body is installed at the bottom end of the connecting rod through a bolt, the level gauge is installed on one side of the top end of the box body, rotary rods are installed on two sides of the inner wall of the box body through bearings, a protective barrel is installed at the bottom end of each rotary rod through a bearing, a wiping mechanism is arranged on two sides of the bottom end of the protective barrel, a driving motor is installed on one side of the bottom end in the box body, a transmission gear is arranged at the output end of the driving motor, and an external gear is sleeved on the outer side of the protective barrel, and the outer gear is meshed with the transmission gear, and the lifting mechanism is arranged in the protective barrel.

As a preferred embodiment, elevating system includes the locating lever, the locating lever sets up in the both sides of rotary rod bottom, and the bottom of locating lever is connected with the disc, organism body is established to the outside movable sleeve of locating lever, and organism body's the outside is provided with the external screw thread, the inboard of protection bucket is provided with the internal thread, and the internal thread of protection bucket inboard is connected with the external screw thread meshing in the organism body outside, the extension pipe is installed to organism body's bottom, and the bottom of extension pipe is connected with the antenna through the ring flange.

As a preferred embodiment, adjust the structure and include nut, screw bolt and arc and touch against the touch block, the screw bolt passes through the bolt and sets up in the inside of adjusting the structure, and the top of screw bolt installs the nut, the bottom of screw bolt is provided with the arc and touches against the touch block.

In a preferred embodiment, the arc-shaped contact block is in the shape of an arc similar to the radian of the moving ball, and the arc-shaped contact block is made of rubber.

As a preferred embodiment, clean the mechanism and include dead lever, mounting, moving part, expanding spring and clean the cotton, the dead lever sets up in the both sides of protection barrel head end, and the dead lever is close to the bottom of axis one side and all installs the mounting, and the inside activity of mounting is provided with the moving part, one side that the mounting is close to the moving part is provided with the expanding spring, and the other end of expanding spring connects in one side of moving part, one side that the dead lever was kept away from to the moving part all is provided with cleans the cotton.

As a preferred embodiment, the top end and the left side of the rotating rod are both provided with positioning holes, one end of the box body is movably provided with a positioning bolt, and the positioning bolt corresponds to the positioning hole at the top end of the rotating rod.

As a preferred embodiment, the outer side of the box body is provided with a slot, the shape of the slot is a quarter of a circular arc, and the slot is tangent to the lower end face and the right end face of the box body.

Compared with the prior art, the utility model has the beneficial effects that:

the machine body can not rotate because the machine body is sleeved outside the positioning rod and the machine body can not rotate, so that the machine body can move up and down because the threads on the machine body are meshed with the inner threads in the protection barrel, the length of the antenna can be adjusted, and the measured media with different depths can be conveniently measured;

by arranging the adjusting structure, the rotating rod and the level meter, when the device needs to be used, the relative position of the moving ball and the positioning hemisphere is adjusted, the level meter is observed, the box body of the device is accurately adjusted to the horizontal position, the threaded bolt is rotated, the threaded bolt is moved through the matching of the external thread on the bolt and the internal thread on the inner wall of the positioning hemisphere, the arc-shaped contact block is contacted with the moving ball, the friction force is increased, the moving ball is prevented from displacing again, and when the level test needs to be used, only the rotating rod needs to be rotated to the horizontal direction;

through being provided with wiping mechanism and protection bucket, when protection bucket rotated, the dead lever also took place thereupon and rotates, when the organism body drove the antenna and reciprocated, wiped the cotton by wiping on the moving part and cleaned the antenna, expanding spring extended when wiping the position contact that cotton and antenna diameter are little, expanding spring compressed when wiping cotton and antenna diameter big position contact, owing to clean the cotton and be in the rotation state, so can be very comprehensive clean the outside to the antenna.

Drawings

FIG. 1 is a schematic front sectional view of a partial structure of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is an enlarged view of the wiping mechanism of the present invention;

fig. 4 is an enlarged schematic view of the adjusting structure of the present invention.

In the figure: 1. a support frame; 2. a protective barrel; 3. a transmission gear; 4. a box body; 5. a drive motor; 6. A flange plate; 7. an antenna; 8. a wiping mechanism; 801. fixing the rod; 802. a fixing member; 803. a movable member; 804. a tension spring; 805. wiping cotton; 9. an extension pipe; 10. a disc; 11. a machine body; 12. An outer gear; 13. positioning a rod; 14. grooving; 15. positioning holes; 16. a level gauge; 17. rotating the rod; 18. positioning a hemisphere; 1801. an adjustment mechanism; 1802. moving the ball; 1803. a nut; 1804. a threaded bolt; 1805. an arc-shaped contact block; 19. a connecting rod; 20. and (6) positioning the bolt.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model. The conditions in the embodiments can be further adjusted according to specific conditions, and simple modifications of the method of the present invention based on the concept of the present invention are within the scope of the claimed invention.

Example 1: referring to fig. 1-4, an adjustable radar level gauge includes a support frame 1, a box 4, a level gauge 16, an adjusting mechanism 1801 for adjusting a measurement angle, a wiping mechanism 8 for wiping an antenna 7, and a telescopic mechanism for adjusting an extension length of the antenna 7;

one side of the top end of the support frame 1 is provided with a positioning hemisphere 18, and the adjusting mechanism 1801 is arranged inside the positioning hemisphere 18;

a moving ball 1802 is mounted on the inner side of the positioning hemisphere 18, a connecting rod 19 is mounted at the bottom end of the moving ball 1802, a box body 4 is mounted at the bottom end of the connecting rod 19 through a bolt, a level meter 16 is mounted on one side of the top end of the box body 4, rotary rods 17 are mounted on two sides of the inner wall of the box body 4 through bearings, the bottom end of each rotary rod 17 is mounted with the protection barrel 2 through a bearing, and the wiping mechanisms 8 are arranged on two sides of the bottom end of the protection barrel 2;

a driving motor 5 is installed on one side of the bottom end inside the box body 4, a transmission gear 3 is arranged at the output end of the driving motor 5, an external gear 12 is sleeved on the outer side of the protective barrel 2, the external gear 12 is meshed with the transmission gear 3, and the lifting mechanism is arranged inside the protective barrel 2;

referring to fig. 1-4, the adjustable radar level gauge further comprises a lifting mechanism, the lifting mechanism comprises a positioning rod 13, the positioning rod 13 is arranged on two sides of the bottom end of a rotating rod 17, the bottom end of the positioning rod 13 is connected with a disc 10, an organism body 11 is movably sleeved on the outer side of the positioning rod 13, external threads are arranged on the outer side of the organism body 11, internal threads are arranged on the inner side of the protection barrel 2, the internal threads on the inner side of the protection barrel 2 are meshed and connected with the external threads on the outer side of the organism body 11, an extension pipe 9 is arranged at the bottom end of the organism body 11, and the bottom end of the extension pipe 9 is connected with an antenna 7 through a flange 6;

the top end and the left side of the rotating rod 17 are provided with positioning holes 15, one end of the box body 4 is movably provided with a positioning bolt 20, and the positioning bolt 20 corresponds to the positioning hole 15 at the top end of the rotating rod 17;

the outer side of the box body 4 is provided with a slot 14, the slot 14 is in a quarter of arc shape, and the slot 14 is tangent to the lower end surface and the right end surface of the box body 4

Specifically, as shown in fig. 1 and 2, the transmission gear drives the external gear on the outer side of the protective barrel, so that the protective barrel rotates, and the machine body cannot rotate as the machine body is sleeved on the outer side of the positioning rod, so that the machine body moves up and down as the threads on the machine body are meshed with the internal threads in the protective barrel, the length of the antenna can be adjusted, and the measured media at different depths can be conveniently measured;

example 2: the adjusting structure 1801 comprises a nut 1803, a threaded bolt 1804 and an arc-shaped abutting block 1805, the threaded bolt 1804 is arranged inside the adjusting structure 1801 through a bolt, the nut 1803 is arranged at the top end of the threaded bolt 1804, and the arc-shaped abutting block 1805 is arranged at the bottom end of the threaded bolt 1804;

the shape of the arc-shaped abutting block 1805 is an arc shape with the same radian as the moving ball 1802, and the arc-shaped abutting block 1805 is made of rubber;

specifically, as shown in fig. 1, fig. 2 and fig. 4, when needs use the device, adjust the relative position of removal ball and location hemisphere, observe the spirit level, make the accurate accent of device box to horizontal position, rotatory threaded bolt, through the external screw thread on the bolt and the interior screw-thread fit of location hemisphere inner wall, make threaded bolt remove, let arc butt contact piece and removal ball contact, increase frictional force, prevent to remove the ball and take place the displacement once more, when needs are used the level test, only need rotate dwang to horizontal direction can after that.

Example 3: the wiping mechanism 8 comprises a fixed rod 801, a fixed piece 802, a movable piece 803, a telescopic spring 804 and wiping cotton 805, the fixed rod 801 is arranged at two sides of the bottom end of the protective barrel 2, the fixed piece 802 is arranged at the bottom end of one side of the fixed rod 801 close to the central axis, the movable piece 803 is movably arranged in the fixed piece 802, the telescopic spring 804 is arranged at one side of the fixed piece 802 close to the movable piece 803, the other end of the telescopic spring 804 is connected to one side of the movable piece 803, and the wiping cotton 805 is arranged at one side of the movable piece 803 far away from the fixed rod 801;

specifically, as shown in fig. 1, fig. 2, fig. 3 and, through being provided with wiping mechanism and protection bucket, when the protection bucket rotates, the dead lever also takes place the rotation thereupon, when the body drives the antenna and reciprocates, wipe the antenna by the cotton of wiping on the moving part, expanding spring extends when wiping cotton and the position contact that the antenna diameter is little, expanding spring compresses when wiping cotton and the big position contact of antenna diameter, because it is in the rotating condition to wipe cotton, be convenient for wipe the outside of the comprehensive antenna of wiping face

The working principle and the using process of the utility model are as follows: when the device is used, the device is horizontally placed at a required position, then the position of the moving ball 1802 is adjusted, the level gauge 16 is observed, when the device is in the horizontal state, the adjustment is stopped, then the threaded bolt 1804 is rotated, the arc-shaped abutting block 1805 is in contact with the moving ball 1802, the friction force is increased, the moving ball is prevented from displacing again, then the rotating rod 17 is adjusted, the antenna 7 is in the vertical state, the positioning bolt is inserted into the positioning hole 20, the rotating rod 17 is positioned, at the moment, the external thread is meshed with the transmission gear, the driving motor 5 is controlled to rotate, the protection barrel 2 is driven to rotate, the external thread on the machine body 11 is meshed with the internal thread on the protection barrel, the machine body 11 is moved downwards, and at the moment, the rotating wiping cotton 805 integrally wipes the antenna 7;

when the level test is used to needs, after adjusting the position of moving ball 1802, directly with the rotary rod 17 adjust to the level can, because of terminal surface and right-hand member terminal surface are perpendicular under the box 4, antenna 7 is the horizontality when so.

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

Claims

1. The utility model provides an adjustable radar level gauge, includes support frame (1), box (4) and spirit level (16), its characterized in that: still include adjustment measurement angle's adjustment mechanism (1801), clean mechanism (8) and the elevating system of adjusting antenna extension length of cleaning the antenna, location hemisphere (18) are installed to one side on support frame (1) top, adjustment mechanism (1801) sets up in the inside of location hemisphere (18), the inboard of location hemisphere (18) is installed and is removed ball (1802), and removes the bottom of ball (1802) and install connecting rod (19), box (4) are installed through the bolt in the bottom of connecting rod (19) to one side on box (4) top is installed level gauge (16), box (4) inner wall both sides are installed rotary rod (17) through the bearing, and the bottom of rotary rod (17) installs protection bucket (2) through the bearing, clean mechanism (8) and set up in the both sides of protection bucket (2) bottom, driving motor (5) are installed to one side of the inside bottom of box (4), and the output end of the driving motor (5) is provided with a transmission gear (3), the outer side of the protection barrel (2) is sleeved with an outer gear (12), the outer gear (12) is meshed with the transmission gear (3) and connected, and the lifting mechanism is arranged in the protection barrel (2).

2. The adjustable radar level gauge according to claim 1, wherein: elevating system includes locating lever (13), locating lever (13) set up in the both sides of rotary rod (17) bottom, and the bottom of locating lever (13) is connected with disc (10), the outside activity cover of locating lever (13) is equipped with organism body (11), and the outside of organism body (11) is provided with the external screw thread, the inboard of protection bucket (2) is provided with the internal thread, and the internal thread of protection bucket (2) inboard is connected with the external screw thread meshing in organism body (11) outside, extension pipe (9) are installed to the bottom of organism body (11), and the bottom of extension pipe (9) is connected with antenna (7) through ring flange (6).

3. The adjustable radar level gauge according to claim 1, wherein: adjustment mechanism (1801) includes nut (1803), threaded bolt (1804) and arc and supports contact block (1805), threaded bolt (1804) sets up in adjustment mechanism (1801) inside through the bolt, and threaded bolt (1804)'s top installs nut (1803), the bottom of threaded bolt (1804) is provided with arc and supports contact block (1805).

4. The adjustable radar level gauge according to claim 3, wherein: the shape of the arc-shaped contact block (1805) is the same as the radian of the moving ball (1802), and the arc-shaped contact block (1805) is made of rubber.

5. The adjustable radar level gauge according to claim 1, wherein: wiping mechanism (8) including dead lever (801), mounting (802), moving part (803), expanding spring (804) and wiping cotton (805), dead lever (801) set up in the both sides of protection bucket (2) bottom, and dead lever (801) are close to the bottom of axis one side and all install mounting (802), and the inside activity of mounting (802) is provided with moving part (803), one side that mounting (802) are close to moving part (803) is provided with expanding spring (804), and the other end of expanding spring (804) connects in one side of moving part (803), one side that fixed lever (801) were kept away from in moving part (803) all is provided with wipes cotton (805).

6. The adjustable radar level gauge according to claim 1, wherein: the top and the left side of rotary rod (17) all are provided with locating hole (15), the one end activity of box (4) is provided with positioning bolt (20), and positioning bolt (20) are corresponding with locating hole (15) on rotary rod (17) top.

7. The adjustable radar level gauge according to claim 1, wherein: a notch (14) is formed in the outer side of the box body (4), the notch (14) is in a quarter arc shape, and the notch (14) is tangent to the lower end face and the right end face of the box body (4).