CN212363358U - Intelligent high-frequency radar liquid level sensor - Google Patents
Intelligent high-frequency radar liquid level sensor Download PDFInfo
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- CN212363358U CN212363358U CN202021616327.9U CN202021616327U CN212363358U CN 212363358 U CN212363358 U CN 212363358U CN 202021616327 U CN202021616327 U CN 202021616327U CN 212363358 U CN212363358 U CN 212363358U
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- level sensor
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- junction box
- circuit junction
- frequency radar
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Abstract
The utility model discloses an intelligent high-frequency radar liquid level sensor, which comprises a liquid level sensor body; the liquid level sensor body comprises a circuit junction box, a connecting flange and an antenna, wherein the circuit junction box is arranged at the top of the connecting flange through a bracket, and the antenna is arranged at the bottom of the connecting flange; a cover plate is arranged on one side of the circuit junction box, a circular ring block is fixedly connected to the outer surface of the cover plate, and an insertion hole is formed between two sides of the circular ring block; this intelligence high frequency radar level sensor through the setting of supplementary locking structure, can carry out the chucking to the ring piece, avoids the rotation of ring piece, and then has avoided the rotation of apron to avoid droing of apron, not advance easy operation, convenient to use, stable good moreover, the effectual receiving and dispatching circuit who has avoided inside radio frequency and sensing circuit terminal box receives external ambient interference, influences the accuracy of measurationing and sensing circuit's life-span.
Description
Technical Field
The utility model particularly relates to an intelligence high frequency radar level sensor.
Background
A level sensor (static pressure level gauge/level transmitter/level sensor) is a type of pressure sensor that measures the liquid level. The static pressure drop-in type liquid level transmitter (level gauge) is based on the principle that the static pressure of the measured liquid is proportional to the height of the liquid, and adopts an advanced foreign isolation type diffused silicon sensitive element or a ceramic capacitance pressure sensitive sensor to convert the static pressure into an electric signal, and then the electric signal is converted into a standard electric signal through temperature compensation and linear correction.
In real life, radar wave liquid level sensors are located in harsh environments such as high temperature, high pressure, dust, dew surrounding or extreme acid and alkali, but the sealing effect of the circuit junction box on the existing radar liquid level sensor is poor, more importantly, the connection stability between the existing circuit junction box and the cover plate is poor, the cover plate is easy to loosen after long-time operation, the auxiliary locking function is not provided, and further the sealing effect is influenced, so that the transceiver circuit inside the radio frequency and sensing circuit junction box is interfered by the external environment, the measuring accuracy and the service life of the sensing circuit are influenced, and the like.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art's weak point, provide an intelligence high frequency radar level sensor, solved the apron and appeared becoming flexible easily, do not have supplementary locking function, and then influenced the problem of sealed effect.
In order to solve the technical problem, the intelligent high-frequency radar liquid level sensor provided by the utility model comprises a liquid level sensor body;
the liquid level sensor body comprises a circuit junction box, a connecting flange and an antenna, wherein the circuit junction box is arranged at the top of the connecting flange through a bracket, and the antenna is arranged at the bottom of the connecting flange;
a cover plate is arranged on one side of the circuit junction box, a circular ring block is fixedly connected to the outer surface of the cover plate, and an insertion hole is formed between two sides of the circular ring block;
the inner surface of the circuit junction box is fixedly connected with a sealing structure;
auxiliary locking structures are arranged on one side of the top and one side of the bottom of the circuit junction box respectively, each auxiliary locking structure comprises an L-shaped block, the bottom of the inner wall of each L-shaped block is connected with a T-shaped clamping block in a sliding mode, and one side of each T-shaped clamping block penetrates through the corresponding jack and extends into the corresponding jack;
the other side of the T-shaped clamping block is fixedly connected with a movable rod, and an extrusion spring is sleeved on the outer surface of the movable rod;
the T-shaped fixture block can be extruded by the elastic force of the extrusion spring, so that the T-shaped fixture block moves towards the left side, and the T-shaped fixture block moves towards the left side and is inserted into the insertion hole at the corresponding position, so that the circular ring block is clamped, the rotation of the circular ring block is avoided, and the rotation of the cover plate is avoided;
through the meshing between internal thread and the external screw thread, can be quick install apron and circuit terminal box, and through the setting of supplementary locking structure, can lock the apron after the gyration, avoided the rotation of apron to avoid the coming off of apron, do not advance easy operation, convenient to use, and stable good moreover, effectually avoided the inside transceiver circuitry of radio frequency and sensing circuit terminal box to receive external ambient environment interference, influence the accuracy of measurationing and sensing circuit's life-span.
Preferably, one end of the movable rod penetrates through the L-shaped block and extends to the outside of the L-shaped block, and one end of the movable rod extending to the outside of the L-shaped block is fixedly connected with an operating handle.
Preferably, the sealing structure comprises a sleeve ring, an elastic extrusion sleeve is arranged on the inner surface of the sleeve ring, and an elastic anti-slip sleeve is arranged on the inner surface of the elastic extrusion sleeve.
Preferably, an elastic ball is arranged inside the elastic pressing sleeve.
Preferably, one side of the cover plate is connected with an insertion block, and one side of the insertion block penetrates through the circuit junction box and extends into the circuit junction box.
Preferably, one end of the insertion block extending to the inside of the circuit junction box is fixedly connected with a connection block, and the outer surface of the connection block is provided with an external thread.
Preferably, the inner surface of the circuit junction box is provided with an internal thread, and the internal thread is meshed with the external thread.
Compared with the prior art, the utility model provides an intelligence high frequency radar level sensor has following beneficial effect:
the utility model provides an intelligence high frequency radar level sensor, through the meshing between internal thread and the external screw thread, can be quick install apron and circuit terminal box, and through the elastic force of extrusion spring self, can extrude T type fixture block, make T type fixture block to the left side motion, and T type fixture block motion left, will insert in the jack that corresponds the position, thereby carry out the chucking to the ring piece, avoid the rotation of ring piece, and then the rotation of having avoided the apron, thereby avoided coming off of apron, do not advance easy operation, convenient to use, and stable and good, the effectual receiving and dispatching circuit who avoids radio frequency and sensing circuit terminal box inside receives external ambient environmental interference, influence the accuracy of measurationing and sensing circuit's life-span.
Drawings
FIG. 1 is a schematic structural view of a preferred embodiment of an intelligent high-frequency radar level sensor provided by the present invention;
FIG. 2 is a cross-sectional view of the circuit junction box of FIG. 1;
FIG. 3 is an enlarged view of portion A of FIG. 1;
FIG. 4 is a structural side view of the seal structure shown in FIG. 1;
fig. 5 is a perspective view of the structural layer of the ring block shown in fig. 1.
Reference numbers in the figures: 1. the liquid level sensor comprises a liquid level sensor body, 11, a circuit junction box, 12, a connecting flange, 13, an antenna, 2, a cover plate, 3, a circular ring block, 4, a jack, 5, a sealing structure, 51, a lantern ring, 52, an elastic extrusion sleeve, 53, an elastic anti-skidding sleeve, 54, an elastic ball, 6, an auxiliary locking structure, 61, an L-shaped block, 62, a T-shaped fixture block, 63, a movable rod, 64, an extrusion spring, 65, an operating handle, 7, an inserting block, 8, a connecting block, 9, an external thread, 10 and an internal thread.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5 in combination, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of an intelligent high-frequency radar liquid level sensor according to the present invention; FIG. 2 is a cross-sectional view of the circuit junction box of FIG. 1; FIG. 3 is an enlarged view of portion A of FIG. 1; FIG. 4 is a structural side view of the seal structure shown in FIG. 1; fig. 5 is a perspective view of the structural layer of the ring block shown in fig. 1. The intelligent high-frequency radar liquid level sensor comprises a liquid level sensor body 1;
the liquid level sensor body 1 comprises a circuit junction box 11, a connecting flange 12 and an antenna 13, wherein the circuit junction box 11 is arranged at the top of the connecting flange 12 through a support, and the antenna 13 is arranged at the bottom of the connecting flange 12;
a cover plate 2 is arranged on one side of the circuit junction box 11, a circular ring block 3 is fixedly connected to the outer surface of the cover plate 2, and a jack 4 is arranged between two sides of the circular ring block 3;
the inner surface of the circuit junction box 11 is fixedly connected with a sealing structure 5;
an auxiliary locking structure 6 is arranged on each of the top side and the bottom side of the circuit junction box 44, the auxiliary locking structure 6 comprises an L-shaped block 61, a T-shaped fixture block 62 is slidably connected to the bottom of the inner wall of the L-shaped block 61, and one side of the T-shaped fixture block 62 penetrates through the insertion hole and extends into the insertion hole 4;
the other side of the T-shaped fixture block 62 is fixedly connected with a movable rod 63, and the outer surface of the movable rod 63 is sleeved with an extrusion spring 64;
the liquid level sensor body 1 adopts an intelligent high-frequency radar liquid level sensor in the prior art, and the model number of the liquid level sensor is MIK-RD 608;
the T-shaped fixture block 62 can be extruded by the elastic force of the extrusion spring 64, so that the T-shaped fixture block 62 moves to the left, and the T-shaped fixture block 62 moves to the left and is inserted into the insertion hole 4 at the corresponding position, so that the circular ring block 3 is clamped, the circular ring block 3 is prevented from rotating, and the cover plate 2 is prevented from rotating;
through the meshing between internal thread 10 and the external screw thread 9, can be quick install apron 2 and circuit terminal box 11, and through the setting of supplementary locking structure 6, can lock apron 2 after the pairing rotation, avoided the rotation of apron 2, thereby avoided the coming off of apron 2, do not advance easy operation, convenient to use, and stable good moreover, the effectual transceiver circuit who has avoided inside radio frequency and sensing circuit terminal box receives external ambient environment interference, influence the accuracy of measurationing and sensing circuit's life-span.
One end of the movable rod 63 penetrates through the L-shaped block 61 and extends to the outside of the L-shaped block 61, and one end of the movable rod 63 extending to the outside of the L-shaped block 61 is fixedly connected with an operating handle 65;
the setting of operating handle 65 is convenient for the staff and drives T type fixture block 62 side-to-side motion through movable rod 63, and the T type fixture block 62 of being convenient for loses the chucking to ring piece 3, is convenient for to the dismantlement of apron 2.
The sealing structure 5 comprises a collar 51, wherein the inner surface of the collar 51 is provided with an elastic extrusion sleeve 52, and the inner surface of the elastic extrusion sleeve 52 is provided with an elastic anti-slip sleeve 53;
the sealing structure 5 is used for sealing the cover plate after being connected with the circuit junction box, so that the influence of the interference of the external environment on a receiving and transmitting circuit inside the radio frequency and sensing circuit junction box on the measurement accuracy and the service life of the sensing circuit is avoided.
An elastic ball 54 is arranged inside the elastic extrusion sleeve 52;
the elastic ball 54 is arranged to improve the elastic force of the elastic pressing sleeve 52, so as to be more easily pressed against the elastic anti-slip sleeve 53, so that the elastic anti-slip sleeve 53 is tightly contacted with the outer surface of the insert 7.
One side of the cover plate 2 is connected with an insertion block 7, and one side of the insertion block 7 penetrates through the circuit junction box 2 and extends into the circuit junction box 2;
the arrangement of the insert block 7 facilitates close contact with the sealing structure 5, thereby improving the sealing performance after installation.
One end of the insertion block 7 extending into the circuit junction box 11 is fixedly connected with a connection block 8, and the outer surface of the connection block 8 is provided with an external thread 9;
the external thread 9 is arranged to facilitate the engagement of the internal thread 10, so that the connecting block 8 is connected with the circuit junction box 11, and further, the circuit junction box 11 of the cover plate 2 is connected.
The inner surface of the circuit junction box 11 is provided with an internal thread 10, and the internal thread 10 is meshed with the external thread 9;
the provision of internal threads 10 facilitates the engagement of external threads to connect the connector block 8 to the circuit junction box 11.
The utility model provides an intelligence high frequency radar level sensor's theory of operation as follows:
manually inserting the inserting block 7 and the connecting block 8 on one side of the cover plate 2 into the circuit junction box 11, and then manually rotating the cover plate 2 to enable the external thread 9 to be meshed with the internal thread 10, so that the cover plate 2 is connected with the circuit junction box 11;
through the arrangement of the elastic ball 54, the elastic force of the elastic extrusion sleeve 52 is improved, so that the elastic extrusion sleeve is conveniently extruded with the elastic anti-slip sleeve 53, and the elastic anti-slip sleeve 53 is tightly contacted with the outer surface of the insert block 7;
through the elastic force of extrusion spring 64 self, can extrude T type fixture block 62 for T type fixture block 62 moves to the left side, and T type fixture block 62 motion to the left will insert in the jack 4 that corresponds the position, thereby carry out the chucking to ring piece 3, avoid the rotation of ring piece 3, and then avoided the rotation of apron 2.
Compared with the prior art, the utility model provides an intelligence high frequency radar level sensor has following beneficial effect:
through the meshing between internal thread 10 and external thread 9, can be quick install apron 2 and circuit terminal box 11, and through the elastic force of extrusion spring 64 self, can extrude T type fixture block 62, make T type fixture block 62 move to the left side, and T type fixture block 62 moves to the left, will insert in the jack 4 of corresponding position, thereby carry out the chucking to ring piece 3, avoid the rotation of ring piece 3, and then avoided the rotation of apron 2, thereby avoided the coming off of apron 2, do not advance easy operation, convenient to use, and stable, the effectual receiving and dispatching circuit of avoiding inside radio frequency and sensing circuit terminal box receives external environmental disturbance, influence the accuracy of measuring and the life-span of sensing circuit.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (7)
1. An intelligent high-frequency radar liquid level sensor is characterized by comprising a liquid level sensor body;
the liquid level sensor body comprises a circuit junction box, a connecting flange and an antenna, wherein the circuit junction box is arranged at the top of the connecting flange through a bracket, and the antenna is arranged at the bottom of the connecting flange;
a cover plate is arranged on one side of the circuit junction box, a circular ring block is fixedly connected to the outer surface of the cover plate, and an insertion hole is formed between two sides of the circular ring block;
the inner surface of the circuit junction box is fixedly connected with a sealing structure;
auxiliary locking structures are arranged on one side of the top and one side of the bottom of the circuit junction box respectively, each auxiliary locking structure comprises an L-shaped block, the bottom of the inner wall of each L-shaped block is connected with a T-shaped clamping block in a sliding mode, and one side of each T-shaped clamping block penetrates through the corresponding jack and extends into the corresponding jack;
the other side of the T-shaped clamping block is fixedly connected with a movable rod, and an extrusion spring is sleeved on the outer surface of the movable rod.
2. The intelligent high frequency radar level sensor of claim 1, wherein: one end of the movable rod penetrates through the L-shaped block and extends to the outside of the L-shaped block, and one end, extending to the outside of the L-shaped block, of the movable rod is fixedly connected with an operating handle.
3. The intelligent high frequency radar level sensor of claim 1, wherein: the sealing structure comprises a lantern ring, an elastic extrusion sleeve is arranged on the inner surface of the lantern ring, and an elastic anti-slip sleeve is arranged on the inner surface of the elastic extrusion sleeve.
4. The intelligent high frequency radar level sensor of claim 3, wherein: and an elastic ball is arranged in the elastic extrusion sleeve.
5. The intelligent high frequency radar level sensor of claim 1, wherein: one side of the cover plate is connected with an insertion block, and one side of the insertion block penetrates through the circuit junction box and extends into the circuit junction box.
6. The intelligent high frequency radar level sensor of claim 5, wherein: the plug block extends to one end of the interior of the circuit junction box and is fixedly connected with a connecting block, and external threads are arranged on the outer surface of the connecting block.
7. The intelligent high frequency radar level sensor of claim 6, wherein: the inner surface of the circuit junction box is provided with internal threads, and the internal threads are meshed with the external threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021616327.9U CN212363358U (en) | 2020-08-06 | 2020-08-06 | Intelligent high-frequency radar liquid level sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021616327.9U CN212363358U (en) | 2020-08-06 | 2020-08-06 | Intelligent high-frequency radar liquid level sensor |
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| Publication Number | Publication Date |
|---|---|
| CN212363358U true CN212363358U (en) | 2021-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021616327.9U Active CN212363358U (en) | 2020-08-06 | 2020-08-06 | Intelligent high-frequency radar liquid level sensor |
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| Country | Link |
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| CN (1) | CN212363358U (en) |
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- 2020-08-06 CN CN202021616327.9U patent/CN212363358U/en active Active
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