阅读说明：本技术 一种安全生产防水型传感器 (Waterproof sensor of safety in production ) 是由 钟荣富 郑风雷 夏云峰 张忠豪 于 2020-07-28 设计创作，主要内容包括：本发明公开了一种安全生产防水型传感器,包括传感器壳体以及安装在所述传感器壳体上的检测端头,所述传感器壳体外侧包裹设置有防护套筒,所述防护套筒靠近所述检测端头的一侧设置有开合端头,所述防护套筒上设置有与所述开合端头相连接的开合组件；所述防护套筒包括包裹所述传感器壳体设置的包裹壳,所述包裹壳内端部设置有所述包裹壳的安装密封组件,所述包裹壳内远离所述安装密封组件的一端设置有所述传感器壳体的缓冲限位组件；通过将传感器壳体嵌装在防护套筒的包裹壳内,并通过包裹壳上设置的安装密封组件以及缓冲限位组件将传感器壳体夹持固定并保证包裹壳的密闭性。(The invention discloses a waterproof sensor for safe production, which comprises a sensor shell and a detection end head arranged on the sensor shell, wherein a protective sleeve is wrapped outside the sensor shell, an opening and closing end head is arranged on one side, close to the detection end head, of the protective sleeve, and an opening and closing assembly connected with the opening and closing end head is arranged on the protective sleeve; the protective sleeve comprises a wrapping shell wrapping the sensor shell, a mounting and sealing assembly of the wrapping shell is arranged at the inner end of the wrapping shell, and a buffering and limiting assembly of the sensor shell is arranged at one end, far away from the mounting and sealing assembly, in the wrapping shell; through inlaying the sensor housing dress in the parcel shell of lag sleeve to installation seal assembly and the spacing subassembly of buffering that set up on the parcel shell are fixed the sensor housing centre gripping and are guaranteed the seal of parcel shell.)

1. The waterproof sensor is characterized by comprising a sensor shell (1) and a detection end (2) arranged on the sensor shell (1), wherein a protective sleeve (3) is wrapped outside the sensor shell (1), an opening and closing end (4) is arranged on one side, close to the detection end (2), of the protective sleeve (3), and an opening and closing assembly (5) connected with the opening and closing end (4) is arranged on the protective sleeve (3);

the protective sleeve (3) comprises a wrapping shell (31) wrapping the sensor shell (1), a mounting and sealing assembly of the wrapping shell (31) is arranged at the inner end of the wrapping shell (31), and a buffering and limiting assembly of the sensor shell (1) is arranged at one end, far away from the mounting and sealing assembly, in the wrapping shell (31);

the installation seal assembly comprises an end cover (32) buckled at the end part of the wrapping shell (31), wherein the end cover (32) is close to one side of the wrapping shell (31) and is provided with a sealing layer (33), the sealing layer (33) extends towards the end cover (32) and is provided with a linkage rod (34), the linkage rod (34) penetrates through the end cover (32) and is connected with a cam handle (35), a seal rubber ring (36) is connected between the end cover (32) and the sealing layer (33), and the seal rubber ring (36) is arranged on the end cover (32) and the sealing layer (33) is close to the side end face of the wrapping shell (31).

2. The waterproof sensor for safety production according to claim 1, wherein the buffering and limiting component comprises a limiting ring (37) arranged at one end of the wrapping shell (31) far away from the end cover (32), a through groove (371) concentrically arranged is formed in the limiting ring (37), the through groove (371) is arranged towards the direction of the central axis of the wrapping shell (31) in an opening mode, a limiting ring concentrically arranged is filled in the through groove (371), a ring groove (373) in conduction connection with the through groove (371) is formed in the wrapping shell (31), and the sensor shell (1) is embedded in the limiting ring.

3. The waterproof sensor of claim 2, wherein the retainer ring is of a C-shaped structure which is opened towards the through groove (371), the retainer ring comprises a pleated ring (372) which is arranged in the through groove (371), and a compression part (374) which is connected with the pleated ring (372) and is arranged away from the through groove (371), and the pleated ring (372) pushes the compression part (374) to move towards the sensor shell (1).

4. A sensor of a waterproof type for safety production according to claim 3, wherein a sealing tympanic membrane (375) is provided on an end surface of the annular groove (373), a guide sliding groove (376) is provided on the limiting ring (37) in the through groove (371), a hydraulic push plate (377) is provided in the guide sliding groove (376) concentrically with the limiting ring (37), the hydraulic push plate (377) is connected with the pleated ring (372), a push spring (378) is provided in the through groove (371), and the push spring (378) is connected with the hydraulic push plate (377).

5. The waterproof sensor for safety production according to claim 2, wherein the opening and closing end (4) comprises a wrapping hemisphere (41) arranged at the end of the wrapping shell (31), the detection end (2) is arranged close to the wrapping hemisphere (41), an opening and closing guide ring (42) connected with the wrapping hemisphere (41) is arranged in the wrapping shell (31), and an extrusion rubber ring (43) is arranged between the opening and closing guide ring (42) and the limiting ring (37).

6. The waterproof sensor for safety production of claim 5, wherein the wrapping hemisphere (41) is formed by splicing and combining a plurality of curved plates in a shape of a tangerine petal, and magnetic attraction (44) is arranged on the side end face of the curved plate.

7. A waterproof sensor for safety production according to claim 5, wherein a compression spring (45) is arranged between the opening and closing guide ring (42) and the limiting ring (37) and is concentric with the wrapping shell (31), and the compression spring (45) pushes the opening and closing guide ring (42) to move towards the outer side of the wrapping shell (31).

8. A sensor of the waterproof type for safety production according to claim 5, characterized in that said opening and closing assembly (5) comprises a plurality of drawing channels (51) arranged outside said wrapping shell (31), said drawing channels (51) being internally provided with drawing rods (52), one end of said drawing rods (52) being connected with said opening and closing guide ring (42), the other end of said drawing rods (52) penetrating said wrapping shell (31) being connected with said sealant (33).

9. A water-proof sensor for safety production according to claim 1, characterized in that the end cap (32) is provided with a recessed groove of the cam handle (35), the cam handle (35) is rotatably mounted in the recessed groove, and the linkage (34) is rotatably connected with the cam handle (35).

Technical Field

The invention relates to the technical field of sensors, in particular to a waterproof sensor for safe production.

Background

The sensor is a detection device which can sense the measured information and convert the sensed information into an electric signal or other information in a required form according to a certain rule to output so as to meet the requirements of information transmission, processing, storage, display, recording, control and the like. With the coming of the internet plus era, the application of the internet of things technology in environmental monitoring is more and more extensive, and the wireless sensor network is the core of physical world information perception as a key technology in the technical field of the internet of things. The wireless sensor network is composed of a plurality of sensor nodes, and the sensor node module collects environmental information and transmits the information in networking and wireless communication modes to cooperatively complete certain specific functions. The wireless sensor network is applied to the field of environmental monitoring, and the information acquisition capacity of multiple sensors of the wireless sensor network can be fully exerted.

When the sensor is used for detecting parameters such as liquid level, temperature and flow of liquid, the sensor needs to be extended to the position below the liquid level, the waterproof effect of the traditional sensor is poor, and after the sensor is used for a long time, the water inlet phenomenon easily occurs in the sensor, so that the sensor is damaged.

Patent number is CN201810714225.1 provides a high waterproof nature's sensor, through being equipped with shell, slide rail, slider, fixed slot, telescopic link, spring and fixed block, is favorable to through with sensor embedding shell, the slider inserts the slide rail, and the fixed block inserts the fixed slot and fixes the sensor position for sensor and shell form a whole, thereby reach the water-proof effects of sensor.

However, in the prior art, the sensor body is embedded in the shell through the shell, so that the stressed end face of the sensor cannot be in direct contact with water, the measurement result of the sensor is influenced, and the measurement error is caused.

Disclosure of Invention

Therefore, the invention provides a waterproof sensor for safe production, which is characterized in that a sensor shell is embedded in a wrapping shell of a protective sleeve, the sensor shell is clamped and fixed through a mounting sealing component and a buffering limiting component arranged on the wrapping shell, and the tightness of the wrapping shell is ensured, the opening and closing end is opened through the opening and closing component while the mounting sealing component seals and fixes the wrapping shell, so that the detection end of the sensor is exposed in a water body, the measurement of the sensor is facilitated, the measurement accuracy is improved, and the problem that the measurement result of the sensor is influenced because the stressed end face of the sensor cannot be in direct contact with water in the prior art is solved.

In order to achieve the above object, an embodiment of the present invention provides the following:

a waterproof sensor for safe production comprises a sensor shell and a detection end head arranged on the sensor shell, wherein a protective sleeve is wrapped outside the sensor shell, an opening and closing end head is arranged on one side, close to the detection end head, of the protective sleeve, and an opening and closing assembly connected with the opening and closing end head is arranged on the protective sleeve;

the protective sleeve comprises a wrapping shell wrapping the sensor shell, a mounting and sealing assembly of the wrapping shell is arranged at the inner end of the wrapping shell, and a buffering and limiting assembly of the sensor shell is arranged at one end, far away from the mounting and sealing assembly, in the wrapping shell;

the installation seal assembly comprises an end cover buckled at the end part of the wrapping shell, a sealing layer is arranged on one side of the wrapping shell, a linkage rod is arranged on the sealing layer in an extending mode in the direction of the end cover and penetrates through the end cover, a cam handle is connected to the end cover, a sealing rubber ring is connected between the end cover and the sealing layer, and the sealing rubber ring is arranged on the end cover and the sealing layer is close to the side end face of the wrapping shell.

Optionally, the buffering limiting assembly comprises a limiting ring which is arranged at one end of the end cover and is far away from the inside of the wrapping shell, a through groove which is concentrically arranged is formed in the limiting ring, the through groove is formed in the direction of an opening in the axis direction of the wrapping shell, a limiting ring which is concentrically arranged is filled in the through groove, an annular groove which is in conduction connection with the through groove is formed in the wrapping shell, and the sensor shell is embedded in the limiting ring.

Optionally, the limiting ring is of a C-shaped structure which is arranged towards the opening of the through groove, the limiting ring comprises a pleated ring arranged in the through groove, and a compression part which is connected with the pleated ring and is far away from the through groove, and the pleated ring pushes the compression part to move towards the sensor shell.

Optionally, be provided with sealed tympanic membrane on the terminal surface of annular, run through the inslot be provided with the direction spout on the spacing ring, be provided with in the direction spout with the spacing ring is provided with the hydraulic pressure push pedal with one heart, the hydraulic pressure push pedal with the bouffant circle is connected, it is provided with the promotion spring to run through the inslot, the promotion spring with the hydraulic pressure push pedal is connected.

Optionally, the opening and closing end comprises a wrapping hemisphere arranged at the end of the wrapping shell, the detection end is close to the wrapping hemisphere, an opening and closing guide ring is arranged in the wrapping shell and connected with the wrapping hemisphere, and an extrusion rubber ring is arranged between the opening and closing guide ring and the limiting ring.

Optionally, the parcel hemisphere includes that a plurality of orange petal form curved plate concatenation combination form, and is adjacent the side end face of curved plate is provided with magnetism and inhales.

Optionally, a compression spring concentrically arranged with the wrapping shell is arranged between the opening and closing guide ring and the limiting ring, and the compression spring pushes the opening and closing guide ring to move towards the outer side of the wrapping shell.

Optionally, the opening and closing assembly comprises a plurality of traction channels arranged on the outer side of the wrapping shell, a traction rod is arranged in each traction channel, one end of each traction rod is connected with the opening and closing guide ring, and the other end of each traction rod penetrates through the wrapping shell to be connected with the sealing layer.

Optionally, an embedded groove of the cam handle is formed in the end cover, the cam handle is rotatably installed in the embedded groove, and the linkage rod is rotatably connected with the cam handle.

The embodiment of the invention has the following advantages:

according to the invention, the installation sealing assembly is arranged on one side of the wrapping shell of the protective sleeve, the buffering limiting assembly is arranged in the wrapping shell, the installation stability of the sensor shell in the wrapping shell and the sealing effect of the wrapping shell are ensured through the extrusion effect of the installation sealing assembly and the buffering limiting assembly, the installation sealing assembly is connected with the opening and closing end through the opening and closing assembly, the opening and closing end is opened through the opening and closing assembly while the installation sealing assembly is stably and hermetically connected with the wrapping shell, so that the detection end of the sensor can conveniently measure the water body, and the measurement accuracy of the sensor is improved while the sensor is ensured to be sealed in the water body.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.

FIG. 1 is a schematic overall structure diagram of an embodiment of the present invention;

FIG. 2 is an enlarged schematic view of the structure A in FIG. 1 according to an embodiment of the present invention;

in the figure:

1-a sensor housing; 2-detecting the end; 3-protecting sleeve; 4-opening and closing end heads; 5-an opening and closing component;

31-a packaging shell; 32-end caps; 33-a sealing layer; 34-a trace; 35-a cam handle; 36-sealing rubber ring; 37-a stop collar;

371-passing trough; 372-shirttail ring; 373-a ring groove; 374-the compression section; 375-sealing the tympanic membrane; 376-a guide chute; 377-hydraulic push plate; 378-a push spring;

41-wrapping the hemisphere; 42-an opening and closing guide ring; 43-extruding the rubber ring; 44-magnetic attraction; 45-compression spring;

51-a traction channel; 52-tow bar.

Detailed Description

The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1, the invention provides a waterproof sensor for safety production, which comprises a sensor shell 1 and a detection end 2 installed on the sensor shell 1, wherein a protection sleeve 3 is wrapped outside the sensor shell 1, an opening and closing end 4 is arranged on one side, close to the detection end 2, of the protection sleeve 3, an opening and closing component 5 connected with the opening and closing end 4 is arranged on the protection sleeve 3, the opening and closing component 5 drives the opening and closing end 4 to open and close, so that the detection end 2 wrapped on the sensor arranged in the protection sleeve 3 is exposed, the direct contact between the detection end 2 and a water body is facilitated, the detection of the detection end 2 on the water body is facilitated, the measurement accuracy of the sensor on the water body is improved, and the measurement error is reduced.

The protection sleeve 3 comprises a wrapping shell 31 wrapping the sensor shell 1, a mounting sealing assembly of the wrapping shell 31 is arranged at the inner end of the wrapping shell 31, and a buffering limiting assembly of the sensor shell 1 is arranged at one end, far away from the mounting sealing assembly, in the wrapping shell 31.

In the use, pack into parcel shell 31 with sensor housing 1 in, sensor housing 1's one end carries out spacing fixed in the spacing subassembly of buffering of keeping away from installation seal assembly one end setting through the setting, then fixes the tip of wrapping up shell 31 through installing seal assembly to realize the sensor body sealed fixed in parcel shell 31.

The mounting sealing assembly comprises an end cover 32 buckled at the end part of the wrapping shell 31, a sealing layer 33 is arranged on one side, close to the wrapping shell 31, of the end cover 32, a linkage rod 34 extends towards the end cover 32 from the sealing layer 33, the linkage rod 34 penetrates through the end cover 32 and is connected with a cam handle 35, a sealing rubber ring 36 is connected between the end cover 32 and the sealing layer 33, and the sealing rubber ring 36 is arranged on the side end face, close to the wrapping shell 31, of the end cover 32 and the sealing layer 33.

The end cover 32 is provided with an embedded groove of the cam handle 35, the cam handle 35 is rotatably installed in the embedded groove, the linkage rod 34 is rotatably connected with the cam handle 35, the cam handle 35 is slidably installed in the embedded groove, and the linkage rod 34 is driven to stretch and retract between the sealing layer and the end cover 32 by rotating the cam handle 35.

In the using process, the sealing layer 33 is arranged inside the wrapping shell 31, the end part of the wrapping shell 31 is fixed through the end cover 32, then the cam handle 35 is rotated to drive the sealing layer 33 to move towards the end cover 32 through the traction action of the linkage rod 34, so that the distance between the sealing layer 33 and the end cover 32 is reduced through the extrusion action of the sealing layer 33 and the end cover 32, the sealing rubber ring 36 is pushed to protrude towards the wrapping shell 31, the end cover 32 and the wrapping shell 31 are stably fixed, the connection sealing performance between the end cover 32 and the wrapping shell 31 is improved through the extrusion action of the sealing rubber ring 36, and the end part sealing of the wrapping shell 31 is ensured.

Set up in the spacing subassembly of buffering of keeping away from end cover 32 one end in parcel shell 31, not only provide limiting displacement for sensor housing 1, improve the leakproofness of being connected of the parcel shell 31 other end and sensor housing 1 through the spacing subassembly of buffering moreover.

As shown in fig. 1 and 2, the buffering and limiting assembly according to the embodiment of the present invention includes a limiting ring 37 disposed at an end of the wrapping shell 31 away from the end cap 32, a concentric through groove 371 is disposed on the limiting ring 37, the through groove 371 is open to a central axis direction of the wrapping shell 31, the concentric limiting ring is filled in the through groove 371, a ring groove 373 conductively connected to the through groove 371 is disposed on the wrapping shell 31, and the sensor housing 1 is embedded in the limiting ring.

In addition, the limiting ring is in a C-shaped structure which is opened towards the direction of the through groove 371, the limiting ring comprises a pleated ring 372 which is arranged in the through groove 371, and a compression part 374 which is connected with the pleated ring 372 and is arranged far away from the through groove 371, and the pleated ring 372 pushes the compression part 374 to move towards the direction of the sensor shell 1.

The compressing part 374 is pushed by the pleated ring 372 to move towards the sensor shell 1, so that the sensor shell 1 arranged in the limiting ring is extruded, the position of the sensor shell 1 is fixed, the limiting ring provides a limiting effect for the movement of the sensor shell 1, and the limiting ring prevents the sensor shell 1 from colliding with the limiting ring when moving in the wrapping shell 31, which causes the damage accident of the detection end 2 of the sensor, and the cross section of the limiting ring is a C-shaped structure arranged towards the direction of the through groove 371, and a ring groove 373 that is conductively connected to the through groove 371 is provided on the wrapping case 31, so that after the protection sleeve 3 according to the embodiment of the present invention is placed in water, due to the action of water pressure, the compression part 374 is pressed towards the sensor housing 1, and along with the increase of the water pressure, the compression part 374 is connected with the sensor housing 1 more closely, namely the sealing effect of the limiting ring on the sensor housing 1 is better.

In order to improve the sealing effect of the spacing ring of the embodiment of the invention, a sealing tympanic membrane 375 is arranged on the end surface of the annular groove 373, a guide sliding groove 376 is arranged on the spacing ring 37 in the through groove 371, a hydraulic push plate 377 is arranged in the guide sliding groove 376 concentrically with the spacing ring 37, the hydraulic push plate 377 is connected with the pleated ring 372, a pushing spring 378 is arranged in the through groove 371, the pushing spring 378 is connected with the hydraulic push plate 377, and the pushing spring 378 pushes the hydraulic push plate 377 to move towards the annular groove 373.

Through sealed tympanic membrane 375 with the port of annular 373 sealed, place this protection sleeve 3 in the aqueous back, because hydraulic effort, to 373 pressure dynamic seal tympanic membrane 375 in the annular for air between sealed tympanic membrane 375 and the hydraulic pressure push pedal 377 reduces, thereby hydraulic pressure push pedal 377 is overcoming and is promoting spring 378 effort and promote the bouffant circle 372 to sensor housing 1 direction, thereby improves spacing circle and sensor housing 1's connection leakproofness.

After taking out protective sleeve 3 in by the water body, owing to the elastic force effect of push spring 378, drive hydraulic pressure push plate 377 and remove to annular 373 direction to increase the connection space between spacing collar and the sensor housing 1, thereby make things convenient for taking out of sensor housing 1.

The opening and closing end 4 comprises a wrapping hemisphere 41 arranged at the end part of a wrapping shell 31, the detection end 2 is arranged close to the wrapping hemisphere 41, an opening and closing guide ring 42 connected with the wrapping hemisphere 41 is arranged in the wrapping shell 31, and an extrusion rubber ring 43 is arranged between the opening and closing guide ring 42 and the limiting ring 37.

Wherein parcel hemisphere 41 includes that a plurality of orange petal form curved plate splices the combination and forms, and the side end face of adjacent curved plate is provided with magnetism and inhales 44, and when adjacent curved plate separates promptly, parcel hemisphere 41 is the expansion structure, can follow the guide ring 42 that opens and shuts to the shrink of being close to spacing ring 37 direction and expand to conveniently open and shut the expansion of end 4.

The opening and closing assembly 5 comprises a plurality of traction channels 51 arranged on the outer side of the wrapping shell 31, traction rods 52 are arranged in the traction channels 51, one ends of the traction rods 52 are connected with the opening and closing guide ring 42, and the other ends of the traction rods 52 penetrate through the wrapping shell 31 to be connected with the sealing layer 33.

In the use, drive sealing layer 33 through rotating cam handle 35 and remove to end cover 32 direction, simultaneously, drive through traction lever 52 and open and shut guide ring 42 and remove to spacing ring 37 direction, when opening parcel hemisphere 41, through opening and shutting guide ring 42 and the extrusion rubber ring 43 of spacing ring 37 extrusion setting between guide ring 42 and the spacing ring that opens and shuts, thereby further improve the sealed effect of sensor housing 1, improve the sealed effect of protective sleeve 3, carry out effectual guard action to the sensor, the life of extension sensor.

The hemisphere 41 is wrapped by the opening and closing component 5 to be opened, so that the detection end 2 is in direct contact with the water body, the sensor is convenient to detect the water body, and the detection accuracy of the sensor is improved.

After taking out in by the water with protective sleeve 3, owing to be provided with the compression spring 45 with parcel shell 31 concentric setting between the guide ring 42 and the spacing ring 37 that open and shut, compression spring 45 promotes the guide ring 42 that opens and shuts and removes to the parcel shell 31 outside, under compression spring's 45 effort, promote the guide ring 42 that opens and shuts and remove to keeping away from 37 directions of spacing ring, thereby make extrusion rubber ring 43 be lax, thereby make things convenient for taking out of sensor, the parcel hemisphere 41 that is connected with the guide ring 42 that opens and shuts simultaneously draws close to central direction, and it is fixed to attract each other through the magnetism that sets up between the adjacent curved plate, guarantee the connection compactness between the subassembly 5 that opens and shuts, be convenient for the reuse of sensor.

Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.