CN220961344U - Probe-replaceable conductivity sensor - Google Patents

Abstract

The utility model belongs to the field of conductivity sensors, in particular to a conductivity sensor with a replaceable probe, which comprises a sensor body; the sensor body comprises a pipe body, a connecting pipe, a cable connector, an integrated circuit board, a cable socket and a probe body, wherein the cable connector is fixedly connected to the top of the pipe body, the integrated circuit board is installed in an inner cavity of the pipe body, the cable socket is installed at the bottom of the integrated circuit board, supporting blocks are fixedly connected to two sides of the inner cavity of the connecting pipe, and the top of the supporting blocks is in contact with the bottom of the probe body; through the cooperation of pull rod, movable plate, dead lever, push pedal and fixture block, when the probe body is impaired, the user pulls the handle, can accomplish body and connecting pipe separation, pulls out cable plug on the probe body from cable socket and can accomplish the dismantlement for the sensor body is convenient for dismantle the change to the probe body, use cost is low.

Description

Probe-replaceable conductivity sensor

Technical Field

The utility model relates to the field of conductivity sensors, in particular to a conductivity sensor with a replaceable probe.

Background

The conductivity sensor mainly comprises a probe, an integrated circuit board (converting analog signals into digital signals) and a protective shell. The current technical method adopted by the conductivity sensor in the market is integrated molding, and materials such as resin, stainless steel and the like are selected to be manufactured in a mode of welding, adhesion, glue filling and the like, so that the probe, the integrated circuit board and the protective shell are not detachable, and the functions of water resistance, dust resistance and the like are achieved.

However, when the conductivity sensor is used, the probe is easy to pollute due to ionization, corrosion, biological adhesion and other reasons of the liquid, the probe is easy to damage when the probe is used, the whole sensor is required to be replaced when the probe is damaged, and the cost is increased; accordingly, a probe-replaceable conductivity sensor is proposed for the above-described problems.

Disclosure of utility model

In order to overcome the defects in the prior art, the whole sensor needs to be replaced when the probe is damaged, and the cost is increased, the utility model provides a probe-replaceable conductivity sensor.

The technical scheme adopted for solving the technical problems is as follows: a probe-replaceable conductivity sensor includes a sensor body; the sensor body comprises a tube body, a connecting tube, a cable connector, an integrated circuit board, a cable socket and a probe body, the cable connector is fixedly connected to the top of the tube body, the integrated circuit board is installed in the inner cavity of the tube body, the cable socket is installed at the bottom of the integrated circuit board, supporting blocks are fixedly connected to the two sides of the inner cavity of the connecting tube, the top of the supporting blocks is contacted with the bottom of the probe body, the cable plug is installed at the top of the probe body, a box body is fixedly connected to the two sides of the tube body in a bolting mode, a convenient disassembly component is arranged in the inner cavity of the box body, a fixing plate is fixedly connected to the bottom of the two sides of the connecting tube in a bolting mode, a fixing column is connected to the top of the fixing plate in a bolting mode, and a clamping groove is formed in the top of the two sides of the fixing column in a bolting mode.

As the preference, just, tear subassembly open includes pull rod, movable plate, dead lever, push pedal and fixture block, the equal sliding connection in both sides of box inner chamber has the movable plate, the top bolt of movable plate has the pull rod, the top of pull rod runs through the box and the bolt has the handle, and the spacing groove has been seted up on the surface of handle, the both sides of movable plate bottom all bolt has the dead lever, the bottom of dead lever and the top contact of push pedal, the bolt has the fixture block in one side in opposite directions of push pedal, the inner chamber joint of one side in opposite directions and draw-in groove of fixture block, first spout has all been seted up to the both sides of box inner chamber bottom, the inner chamber sliding connection of first spout has first slider, the top of first slider and the bottom bolt of push pedal, the equal fixedly connected with first spring in bottom of box inner chamber both sides, and the opposite one side fixedly connected with of first slider of one side in opposite directions of first spring.

Preferably, the top of box has been seted up the second spout, the inner chamber sliding connection of second spout has the second slider, the stopper that the top bolt of second slider used with the cooperation spacing groove, the outside fixedly connected with second spring of second slider, and the outside fixed connection of the outside of second spring and second spout inner chamber.

Preferably, a protection pad is adhered to one side of the clamping block opposite to the clamping block, and the protection pad is made of rubber.

Preferably, a first sealing ring is adhered to the top of the box body, and the inner ring of the first sealing ring is in contact with the surface of the pull rod.

Preferably, a second sealing ring is adhered to the bottom of the box body, and the inner ring of the second sealing ring is in contact with the surface of the fixing column.

Preferably, the top of the two sides of the inner cavity of the box body is provided with a third sliding groove, the inner cavity of the third sliding groove is connected with a third sliding block in a sliding manner, and one opposite side of the third sliding block is bolted with the two sides of the moving plate.

The utility model has the advantages that:

1. According to the utility model, through the cooperation of the pull rod, the movable plate, the fixed rod, the push plate and the clamping block, when the probe body is damaged, a user pulls the handle to separate the pipe body from the connecting pipe, and the cable plug on the probe body is pulled out from the cable socket to be disassembled, so that the sensor body is convenient to disassemble and replace the probe body, and the use cost is low;

2. According to the utility model, the handle is conveniently fixed by matching the second sliding groove, the second sliding block, the second spring and the limiting block, so that the separation of the pipe body and the connecting pipe caused by the movement of the handle after the pipe body and the connecting pipe are assembled is avoided.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a cross-sectional view of the overall structure of the present utility model;

FIG. 3 is a cross-sectional view of the structure of the case of the present utility model;

FIG. 4 is a perspective view of a fixing post structure of the present utility model;

Fig. 5 is a perspective view showing the structure of the push plate and the cartridge according to the present utility model.

In the figure: 1. a sensor body; 100. a tube body; 110. a connecting pipe; 120. a cable connector; 130. an integrated circuit board; 140. a cable socket; 150. a probe body; 2. a case; 3. the assembly is convenient to disassemble; 31. a pull rod; 32. a moving plate; 33. a fixed rod; 34. a push plate; 35. a clamping block; 4. fixing the column; 5. a first chute; 6. a first slider; 7. a second chute; 8. a second slider; 9. a limiting block; 10. and a third chute.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The application will be described in further detail with reference to figures 1-5,

The embodiment of the application discloses a conductivity sensor with a replaceable probe. Referring to fig. 1 and 2, a probe-replaceable conductivity sensor includes a sensor body 1; the sensor body 1 comprises a tube body 100, a connecting tube 110, a cable connector 120, an integrated circuit board 130, a cable socket 140 and a probe body 150, wherein the cable connector 120 is fixedly connected to the top of the tube body 100, the integrated circuit board 130 is installed in an inner cavity of the tube body 100, the cable socket 140 is installed at the bottom of the integrated circuit board 130, supporting blocks are fixedly connected to two sides of the inner cavity of the connecting tube 110, the top of the supporting blocks is contacted with the bottom of the probe body 150, the cable connector is installed at the top of the probe body 150, the two sides of the tube body 100 are bolted with a box body 2, the inner cavity of the box body 2 is provided with a convenient disassembly component 3, the bottom of two sides of the connecting tube 110 is bolted with a fixing plate, the top of the fixing plate is bolted with a fixing column 4, the top of the fixing column 4 penetrates into the inner cavity of the box body 2, and clamping grooves are formed in the tops of two sides of the fixing column 4; the probe body 150 is fixed in the connection pipe 110 by a support block, and the cable plug is inserted into the cable socket 140 to form pluggable electrical connection.

Referring to fig. 1 and 2, the easy-to-disassemble component 3 comprises a pull rod 31, a moving plate 32, a fixed rod 33, a push plate 34 and a clamping block 35, wherein both sides of the inner cavity of the box body 2 are slidably connected with the moving plate 32, the top of the moving plate 32 is bolted with the pull rod 31, the top of the pull rod 31 penetrates through the box body 2 and is bolted with a handle, the surface of the handle is provided with a limit groove, both sides of the bottom of the moving plate 32 are bolted with the fixed rod 33, the bottom of the fixed rod 33 is contacted with the top of the push plate 34, one side of the push plate 34 opposite to the side is bolted with the clamping block 35, one side of the clamping block 35 opposite to the inner cavity of the clamping groove is clamped, both sides of the bottom of the inner cavity of the box body 2 are provided with first sliding grooves 5, the inner cavity of the first sliding grooves 5 are slidably connected with first sliding blocks 6, the top of the first sliding blocks 6 are bolted with the bottom of the push plate 34, both sides of the inner cavity of the box body 2 are fixedly connected with first springs, and one side opposite to the first sliding blocks 6; the connecting pipe 110 and the pipe body 100 are convenient to install and detach, so that the probe body 150 inside is convenient to replace, the working efficiency of a user is improved, the whole sensor body 1 is not required to be replaced when the probe body 150 is damaged, and the cost is reduced.

Referring to fig. 1 and 3, a second chute 7 is formed at the top of the box body 2, a second sliding block 8 is slidably connected in an inner cavity of the second chute 7, a limiting block 9 matched with a limiting groove is bolted to the top of the second sliding block 8, a second spring is fixedly connected to the outer side of the second sliding block 8, and the outer side of the second spring is fixedly connected with the outer side of the inner cavity of the second chute 7; after connecting the connection pipe 110 and the pipe body 100, the handle is fixed, improving stability after installation.

Referring to fig. 3 and 5, a protection pad is adhered to the opposite side of the clamping block 35, and the protection pad is made of rubber; the clamping block 35 is protected, and damage to the clamping block 35 when the clamping block 35 is inserted into the clamping groove is avoided.

Referring to fig. 1 and 3, a first sealing ring is adhered to the top of the case 2, and an inner ring of the first sealing ring is in contact with the surface of the pull rod 31; the sealing performance of the box body 2 is improved, and sundries are prevented from entering from the gap between the pull rod 31 and the box body 2.

Referring to fig. 1 and 3, a second sealing ring is adhered to the bottom of the case 2, and an inner ring of the second sealing ring is in contact with the surface of the fixing column 4; the tightness of the box body 2 is improved, and sundries are prevented from entering from gaps between the fixing columns 4 and the box body 2.

Referring to fig. 3, the top of two sides of the inner cavity of the box 2 is provided with a third sliding groove 10, the inner cavity of the third sliding groove 10 is slidably connected with a third sliding block, and one opposite side of the third sliding block is bolted with two sides of the moving plate 32; limiting the moving plate 32 and assisting the moving plate 32 to move improves the stability of the moving plate 32.

Working principle: when the probe body 150 needs to be replaced, the user moves the limiting block 9 from the limiting groove, the limiting block 9 drives the second sliding groove 7 to extrude the second spring, then the handle is pulled, the handle drives the pull rod 31 to move upwards, therefore, the pull rod 31 drives the moving plate 32 to move upwards, and then the moving plate 32 drives the fixing rod 33 to move upwards, then under the action of the first spring, the push plate 34 moves reversely along with the rising of the fixing rod 33, then the push plate 34 drives the clamping block 35 to move reversely and remove from the clamping groove, then the user moves the fixing column 4 from the box body 2, the disassembly of the connecting pipe 110 is completed, then the cable plug is separated from the cable socket 140 to complete the disassembly of the probe body 150, the probe body 150 is damaged without integrally replacing the conductivity sensor, and only the probe body 150 needs to be replaced, so that the cost is lower.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims (7)

1. A probe-replaceable conductivity sensor, characterized by: comprises a sensor body (1); sensor body (1) include body (100), connecting pipe (110), cable connector (120), integrated circuit board (130), cable socket (140) and probe body (150), the top fixedly connected with cable connector (120) of body (100), integrated circuit board (130) are installed to the inner chamber of body (100), cable socket (140) are installed to the bottom of integrated circuit board (130), the equal fixedly connected with supporting shoe in both sides of connecting pipe (110) inner chamber, and the top of supporting shoe and the bottom contact of probe body (150), cable plug is installed at the top of probe body (150), the both sides of body (100) all bolt has box (2), the inner chamber of box (2) is provided with just tears subassembly (3), the bottom of connecting pipe (110) both sides all bolt has the fixed plate, and the top bolt of fixed plate has fixed column (4), the top of fixed column (4) runs through to the inner chamber of box (2), the draw-in groove has all been seted up at the top of fixed column (4) both sides.

2. A probe-replaceable conductivity sensor according to claim 1, wherein: just, tear subassembly (3) open includes pull rod (31), movable plate (32), dead lever (33), push pedal (34) and fixture block (35), the equal sliding connection in both sides of box (2) inner chamber has movable plate (32), the top bolt of movable plate (32) has pull rod (31), the top of pull rod (31) runs through box (2) and bolt has the handle, and the spacing groove has been seted up on the surface of handle, the both sides of movable plate (32) bottom all bolt has dead lever (33), the bottom of dead lever (33) contacts with the top of push pedal (34), one side bolt in opposite directions of push pedal (34) has fixture block (35), one side in opposite directions and the inner chamber joint of draw-in groove of fixture block (35), first spout (5) have all been seted up to the both sides of box (2) inner chamber bottom, the inner chamber sliding connection of first spout (5) has first slider (6), the top of first slider (6) and the bottom of push pedal (34) all bolt, the bottom of box (2) and the first side of the equal fixed connection of opposite spring in opposite directions of first side of the inner chamber (6).

3. A probe-replaceable conductivity sensor according to claim 1, wherein: the top of box (2) has seted up second spout (7), the inner chamber sliding connection of second spout (7) has second slider (8), stopper (9) that the top bolt of second slider (8) used with the cooperation spacing groove, the outside fixedly connected with second spring of second slider (8), and the outside fixed connection of the outside of second spring and second spout (7) inner chamber.

4. A probe-replaceable conductivity sensor according to claim 2, wherein: the opposite sides of the clamping blocks (35) are adhered with protection pads, and the protection pads are made of rubber.

5. A probe-replaceable conductivity sensor according to claim 1, wherein: the top of the box body (2) is adhered with a first sealing ring, and the inner ring of the first sealing ring is in contact with the surface of the pull rod (31).

6. A probe-replaceable conductivity sensor according to claim 1, wherein: the bottom of the box body (2) is adhered with a second sealing ring, and the inner ring of the second sealing ring is in contact with the surface of the fixed column (4).

7. A probe-replaceable conductivity sensor according to claim 1, wherein: the top of box (2) inner chamber both sides has all been seted up third spout (10), the inner chamber sliding connection of third spout (10) has the third slider, and the bolt of one side and the both sides of movable plate (32) that the third slider is opposite to.