CN210426700U - Microwave material level switch capable of reducing installation error - Google Patents

Abstract

The utility model discloses a can reduce microwave level switch of installation error, including the transmitter, be connected with the power prompt lamp on the transmitter, the inside of transmitter is provided with power binding post, one side of transmitter is equipped with the receiver, be equipped with output status indicator lamp on the receiver, the bottom of receiver is provided with binding post, the transmitter with the port surface of receiver all is equipped with the flange, the flange pass through the screw thread with transmitter and receiver are connected, the both sides fixedly connected with connecting block of flange, open the inside of connecting block has the through-hole, the sleeve has been placed in the through-hole, telescopic inside is equipped with the movable rod, the movable rod is located the one end in the sleeve outside is connected with the fixed block, two be connected with the rubber slab between the fixed block. Has the advantages that: the installation can be carried out at the in-process of installation and corrected, makes transmitter and receiver can be located same horizontal plane, reduces installation angle's error.

Description

Microwave material level switch capable of reducing installation error

Technical Field

The utility model relates to a microwave level switch technical field particularly, relates to a can reduce microwave level switch of installation error.

Background

The microwave level switch is composed of three units isolated by electric appliances, namely a transmitter, a receiver and an amplifier, wherein the transmitter and the receiver are installed in pairs, the transmitter sends a microwave beam to the receiver with microwave detection capability, the microwave beam is sent 200 times per second, when materials absorbing microwaves appear on the same plane of the receiver, the microwave beam cannot reach the receiver, so the receiver cannot detect the microwave beam, when the microwave beam is detected by the receiver end, the relay is triggered to act when the state is changed, in the actual installation process, the transmitter and the receiver need to be installed in a right-to-right mode, otherwise, the normal use of the switch can be influenced.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can reduce installation error's microwave level switch to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a can reduce microwave level switch of installation error, includes the transmitter, one side of transmitter is equipped with the receiver, the transmitter with the port surface of receiver all is equipped with the flange, the flange pass through the screw thread with transmitter and receiver are connected, the both sides fixedly connected with connecting block of flange, open the inside of connecting block has the through-hole, the sleeve has been placed in the through-hole, telescopic inside is equipped with the movable rod, the movable rod is located the one end in the sleeve outside is connected with the fixed block, two be connected with the rubber slab between the fixed block.

Furthermore, be connected with the power prompting lamp on the transmitter, the inside of transmitter is provided with power binding post, the transmitter is close to power binding post department fixedly connected with wiring mouth one.

Furthermore, an output state indicator lamp is arranged on the receiver, a wiring terminal is arranged at the bottom of the receiver, and a wiring port II is connected to the position, close to the wiring terminal, of the receiver.

Furthermore, the ports of the receiver and the transmitter are connected with limit nuts.

Furthermore, the movable rod is located one end fixedly connected with stopper inside the sleeve, the stopper with be equipped with slide mechanism between the sleeve.

Furthermore, the sliding mechanism comprises a sliding block and a sliding groove, the sliding groove is symmetrically formed in the sleeve, the limiting block is fixedly connected with the sliding block close to the sliding groove, and the sliding block is matched with the sliding groove.

Furthermore, one end of the sleeve, which is close to the rubber plate, is fixedly connected with a limiting ring.

Furthermore, the surface of the movable rod is wound with a spring, one end of the spring is connected with the limiting block, and the other end of the spring is connected with the limiting ring.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) the microwave level switch can be fixedly connected with related objects through the flange, and meanwhile, installation and correction can be carried out in the installation process, so that the transmitter and the receiver can be located on the same horizontal plane, the error of the installation angle is reduced, and the switch can be normally and accurately used.

(2) The power supply prompting lamp can prompt whether the transmitter is connected with a power supply or not, and the output state indicating lamp can prompt whether the receiver outputs or not.

(3) Limiting nut plays the effect of limiting flange, and stopper and slide mechanism cooperation make the movable rod can be steady slide at the sleeve inside, and the spacing collar is used for spacing the slider, avoids inside the slider breaks away from the sleeve, and the spring plays the effect that inwards promotes the stopper.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of a microwave level switch capable of reducing installation errors according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of a transmitter in a microwave level switch capable of reducing installation errors, according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of a receiver in a microwave level switch capable of reducing installation errors, according to an embodiment of the present invention;

FIG. 4 is a schematic diagram of a connecting block in a microwave level switch capable of reducing installation errors according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a sliding mechanism in a microwave level switch capable of reducing installation errors according to an embodiment of the present invention.

Reference numerals:

1. a transmitter; 2. a receiver; 3. a flange; 4. a thread; 5. connecting blocks; 6. a through hole; 7. a sleeve; 8. a movable rod; 9. a fixed block; 10. a rubber plate; 11. a power supply prompting lamp; 12. a power supply wiring terminal; 13. a first wiring port; 14. an output status indicator light; 15. a wiring terminal; 16. a second wiring port; 17. a limit nut; 18. a limiting block; 19. a slider; 20. a chute; 21. a limiting ring; 22. a spring.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

the first embodiment is as follows:

referring to fig. 1-5, a microwave level switch capable of reducing installation errors according to an embodiment of the present invention includes a transmitter 1, the transmitter 1 is connected with a power prompt lamp 11, the power prompt lamp 11 can prompt whether the transmitter 1 is connected to a power supply, a power connection terminal 12 is disposed inside the transmitter 1, a first connection port 13 is fixedly connected to a position of the transmitter 1 close to the power connection terminal 12, the first connection port 13 is communicated with the inside of the transmitter 1, and a wire can pass through the first connection port 13 and be connected to the power connection terminal 12;

a receiver 2 is arranged on one side of the transmitter 1, an output state indicator lamp 14 is arranged on the receiver 2, the output state indicator lamp 14 can prompt whether the receiver 2 outputs, a wiring terminal 15 is arranged at the bottom of the receiver 2, a second wiring port 16 is connected to the position, close to the wiring terminal 15, of the receiver 2, and the second wiring port 16 is communicated with the inside of the transmitter 1, so that a lead can penetrate through the second wiring port 16 to be connected with the wiring terminal 15;

the transmitter 1 with the port surface of receiver 2 all is equipped with flange 3, flange 3 through screw thread 4 with transmitter 1 and receiver 2 are connected, receiver 2 with the port department of transmitter 1 is connected with stop nut 17, and stop nut 17 plays stop flange 3's effect, the both sides fixedly connected with connecting block 5 of flange 3, open inside of connecting block 5 has through-hole 6, sleeve 7 has been placed in the through-hole 6, it is required to explain that, the diameter of through-hole 6 is greater than sleeve 7, makes sleeve 7 can pass through-hole 6, the inside of sleeve 7 is equipped with movable rod 8, movable rod 8 is located the one end in the sleeve 7 outside is connected with fixed block 9, two be connected with rubber slab 10 between the fixed block 9.

Example two:

referring to fig. 1-5, one end of the movable rod 8 located inside the sleeve 7 is fixedly connected with a limiting block 18, it should be noted that the limiting block 18 is matched with an inner wall of the sleeve 7, so that the movable rod 8 can stably slide inside the sleeve 7, a sliding mechanism is arranged between the limiting block 18 and the sleeve 7, the sliding mechanism includes a sliding block 19 and a sliding groove 20, the sliding groove 20 is symmetrically formed inside the sleeve 7, a sliding block 19 is fixedly connected to a position of the limiting block 18 close to the sliding groove 20, the sliding block 19 is matched with the sliding groove 20, the limiting block 19 and the sliding groove 20 can limit the limiting block 18 to prevent the limiting block 18 from rotating inside the sleeve 7, a limiting ring 21 is fixedly connected to one end of the sleeve 7 close to the rubber plate 10, the limiting ring 21 is used for limiting the sliding block 19 to prevent the sliding block 19 from separating from the inside the sleeve 7, and a spring 22 is wound, one end of the spring 22 is connected with the limiting block 18, the other end of the spring 22 is connected with the limiting ring 21, and the spring 22 plays a role of pushing the limiting block 18 inwards.

Compared with the 201721246911.8 and 201821316938.4 patents, the microwave level switch can be fixedly connected with related objects through flanges, and meanwhile installation correction can be carried out in the installation process, so that the transmitter and the receiver can be located on the same horizontal plane, the error of the installation angle is reduced, and the switch can be normally and accurately used.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, the emitter 1 and the receiver 2 are respectively connected to two ends of an object, a power supply is connected with a power supply connecting terminal 12 on the emitter 1 and a connecting terminal 15 on the receiver 2 through wires, a limit nut 17 is firstly connected to the port parts of the emitter 1 and the receiver 2 through threads 4, then a flange 3 is connected to the port parts of the emitter 1 and the receiver 2, through holes 6 of connecting blocks 5 on the two flanges 3 are aligned, a sleeve 7 penetrates through the through holes 6 on the connecting blocks 5, the length of a movable rod 8 positioned outside the sleeve 7 can be adjusted according to the actual size of the object, when the object is large, the movable rod 8 moves towards the outside of the sleeve 7, a limit block 18 moves in the sleeve 7, a spring 22 is compressed, a sliding block 19 is matched with a sliding groove 20, the limit block 18 is prevented from rotating, the movable rod 8 is prevented from rotating, two ends of a rubber plate 10 are connected with the movable, make two sleeves 7 be located same horizontal plane to make transmitter 1 and receiver 2 be located same horizontal plane, the error of transmitter 1 and receiver 2 during the reduction installation, it should be noted that, the hardness of this rubber slab 10 is great, can make two fixed blocks 9 be located same horizontal plane, this microwave level switch can be connected fixedly with relevant article through flange 3, can install the correction at the in-process of installation simultaneously, make transmitter 1 and receiver 2 be located same horizontal plane, reduce installation angle's error, make the switch can normally accurately use.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a can reduce microwave level switch of installation error, a serial communication port, includes transmitter (1), one side of transmitter (1) is equipped with receiver (2), transmitter (1) with the port surface of receiver (2) all is equipped with flange (3), flange (3) through screw thread (4) with transmitter (1) and receiver (2) are connected, the both sides fixedly connected with connecting block (5) of flange (3), open the inside of connecting block (5) has through-hole (6), sleeve (7) have been placed in through-hole (6), the inside of sleeve (7) is equipped with movable rod (8), movable rod (8) are located the one end in the sleeve (7) outside is connected with fixed block (9), two be connected with rubber slab (10) between fixed block (9).

2. A microwave level switch capable of reducing installation errors as claimed in claim 1, characterised in that a power indicator light (11) is connected to said emitter (1), a power connection terminal (12) is arranged inside said emitter (1), and a first connection port (13) is fixedly connected to said emitter (1) near said power connection terminal (12).

3. A microwave level switch capable of reducing installation errors as claimed in claim 1, characterised in that an output status indicator lamp (14) is provided on the receiver (2), a connection terminal (15) is provided at the bottom of the receiver (2), and a second connection port (16) is connected to the receiver (2) near the connection terminal (15).

4. A microwave level switch capable of reducing installation errors according to claim 1, characterised in that limit nuts (17) are connected at the ports of the receiver (2) and the transmitter (1).

5. A microwave level switch capable of reducing installation errors according to claim 1, characterised in that a stop block (18) is fixedly connected to one end of the movable rod (8) located inside the sleeve (7), and a sliding mechanism is arranged between the stop block (18) and the sleeve (7).

6. A microwave level switch capable of reducing installation errors according to claim 5, characterised in that the sliding mechanism comprises a sliding block (19) and a sliding groove (20), the sliding groove (20) is symmetrically formed inside the sleeve (7), the sliding block (19) is fixedly connected to the position of the limiting block (18) close to the sliding groove (20), and the sliding block (19) is matched with the sliding groove (20).

7. A microwave level switch according to claim 5, characterised in that a stop collar (21) is fixedly attached to the end of said sleeve (7) adjacent to said rubber plate (10).

8. A microwave level switch capable of reducing installation errors according to claim 7, characterised in that a spring (22) is wound around the outer surface of the movable rod (8), one end of the spring (22) being connected to the stopper (18) and the other end of the spring (22) being connected to the stopper ring (21).

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