CN218569271U

CN218569271U - Dampproofing connecting piece

Info

Publication number: CN218569271U
Application number: CN202223151171.3U
Authority: CN
Inventors: 李查玮; 王杰; 吴艳霞; 罗棋; 周洋; 吕品姬; 李德前; 邓娜
Original assignee: Seismological Bureau Of Hubei Province
Current assignee: Seismological Bureau Of Hubei Province
Priority date: 2022-11-24
Filing date: 2022-11-24
Publication date: 2023-03-03
Anticipated expiration: 2032-11-24

Abstract

The utility model relates to an clinometer technical field, concretely relates to dampproofing connecting piece, include: male and female heads; the male head includes: the first front end and the first nut are respectively detachably connected to two ends of the first sleeve, and a contact pin and a binding post are embedded in the first front end; the female head includes: the second front end and the second screw cap are respectively detachably connected to two ends of the second sleeve, and the pin seat and the binding post are embedded in the second front end; the contact pin is inserted and closed with the contact pin seat and is connected, and the first front end is connected with the second front end through a buckle. The technical scheme of the utility model replaces the prior manual wire welding mode by the electric iron, so that the operation and maintenance work is simpler and more convenient, and the work efficiency is improved; meanwhile, the possibility of damping at the line connection position is greatly reduced, and potential safety hazards are eliminated.

Description

Dampproofing connecting piece

Technical Field

The utility model belongs to the technical field of the clinometer technique and specifically relates to a dampproofing connecting piece especially relates to and is applied to the dampproofing connecting piece of clinometer zero setting motor and automatic zero setting circuit.

Background

High accuracy clinometer and broadband clinometer can receive environmental impact in the use and produce data drift, and the drift volume constantly increases along with time variation, and the skew of perpendicular pendulum and zero-bit is more and more far away, and when the drift accumulated to a certain extent, the recording range that output amplitude surpassed data acquisition led to the data logging unusual, need zero setting processing to the clinometer under this kind of condition.

The zero setting process is mainly completed by a zero setting motor and an automatic zero setting circuit, when the motor rotates to cause the vertical pendulum to return to the position near the zero point, the automatic zero setting circuit stops the rotation of the zero setting motor through feedback control, and therefore the automatic zero setting operation is achieved. As shown in fig. 1, the conventional inclinometer zero setting device is composed of the following parts, and its operation principle is: the zero setting motor 3 rotates to drive the first gear 5 to rotate, the first gear 5 is in meshing transmission with the second gear 4, the second gear 4 and the worm 2 are in a hard connection mode, the worm 2 and the second gear 4 rotate together, and the worm 2 is meshed with the worm wheel 1 to drive the worm wheel 1 to rotate.

In practical application, because the installation environment of the inclinometer is in a cave or an air-raid shelter and the environment humidity is high, the existing zero setting motor and the automatic zero setting circuit are connected through electric soldering iron in a welding mode, on one hand, the welding connection position is prone to being affected with damp, poor contact is caused, and therefore automatic zero setting fails; on the other hand, the welding process examines the operation level of installation, operation and maintenance personnel, and poor contact can be caused even if the welding is not in place, so that automatic zero setting fails; meanwhile, if the zeroing motor is damaged, the welded part needs to be cut off when the zeroing motor is overhauled and replaced, and in a cave with simple and crude conditions, the process of overhauling and restoring connection is complex, so that the power-off shortage time of the instrument is long, and the quality of observation data is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dampproofing connecting piece, this dampproofing connecting piece can convenient and fast connect and break off, has dampproofing dirt-proof function simultaneously.

The utility model provides a dampproofing connecting piece, include: male and female heads; the male head comprises: the first front end and the first nut are respectively detachably connected to two ends of the first sleeve, and a contact pin and a binding post are embedded in the first front end; the female head comprises: the second front end and the second screw cap are respectively detachably connected to two ends of the second sleeve, and the needle inserting seat and the binding post are embedded in the second front end; the contact pin is connected with the contact pin base in an inserting and combining mode, and the first front end is connected with the second front end through a buckle.

Preferably, the first front end and the first nut are respectively connected to both ends of the first sleeve by threads.

Preferably, the second front end and the second nut are respectively connected to both ends of the second sleeve by threads.

Preferably, the first front end is provided with a first clamping ring, the second front end is provided with a second clamping ring and a buckle, and the first clamping ring and the second clamping ring are connected through the buckle.

Preferably, the buckle comprises: the buckle front end and the buckle rear end are rotatably connected.

Preferably, the front end of the buckle and the rear end of the buckle are rotatably connected through a pin shaft structure.

Preferably, the rear end of the buckle is welded with the second front end.

Preferably, rubber rings are arranged in the first screw cap and the second screw cap.

Preferably, the outer walls of the first screw cap and the second screw cap are provided with anti-skid lines.

Preferably, the surfaces of the first front end, the first sleeve, the first screw cap, the second front end, the second sleeve and the second screw cap are coated with anticorrosive coatings.

Has the advantages that:

the technical scheme of the utility model controls the connection and disconnection of the circuit by inserting or disconnecting the contact pin in the male head and the contact pin seat in the female head, and then fixes the joint of the male head and the female head through the buckle, thereby replacing the prior mode of manually welding the electric wire by using an electric iron, leading the operation and maintenance work to be simpler and more convenient, and improving the working efficiency; meanwhile, the possibility of damping at the line connection position is greatly reduced, and potential safety hazards are eliminated.

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 embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are 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 diagram of a prior art inclinometer zero setting device;

FIG. 2 is a schematic view of the structure of the moisture-proof connector of the present invention;

fig. 3 is a schematic structural view of the first sleeve and the first front end of the present invention;

fig. 4 is a schematic structural view of a second sleeve and a second front end of the present invention;

fig. 5 is a second front end rear view of the present invention;

description of reference numerals: 1: a worm gear; 2: a worm; 3: a zero setting motor; 4: a second gear; 5 a first gear; 6: a first sleeve; 7: a first nut; 81: a first pin; 82: a second pin; 91: the front end of the buckle; 92: the rear end of the buckle is buckled; 93: a pin structure; 10: a second sleeve; 11: a second nut; 12: a second front end; 131: a first terminal post; 132: a second terminal; 133: a third terminal; 134: a fourth terminal; 14: a first collar; 15; a second collar; 161: a first pin seat; 162: a second pin holder; 17: a second front end.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 2-5, the present embodiment provides a moisture-proof connector comprising: male and female heads; the male head includes: the first front end 12, the first sleeve 6 and the first nut 7 are detachably connected to two ends of the first sleeve 6 respectively, and a contact pin and a binding post are embedded in the first front end 12; the female head includes: the second front end 17, the second sleeve 10 and the second screw cap 11, the second front end 17 and the second screw cap 11 are detachably connected to two ends of the second sleeve 10 respectively, and the second front end 17 is embedded with a pin seat and a binding post; the pin is inserted and connected with the pin seat, and the first front end 12 is connected with the second front end 17 through a buckle. The connection and disconnection of the circuit are controlled by inserting or disconnecting the contact pin in the male head and the contact pin seat in the female head, and the connection part of the male head and the female head is fixed through the buckle, so that the mode of manually welding the electric wire by using an electric iron in the prior art is replaced, the operation and maintenance work is simpler and more convenient, and the working efficiency is improved; meanwhile, the possibility of damping at the line connection position is greatly reduced, and potential safety hazards are eliminated.

In this embodiment, the first front end 12 and the first nut 7 are respectively connected to both ends of the first sleeve 6 by threads; the second front end 17 and the second nut 11 are respectively connected to two ends of the second sleeve 10 through threads, and the installation, the disassembly and the maintenance are more convenient by adopting a threaded connection mode.

Specifically, first sleeve 6, second sleeve 10 are the integrative stamping forming's of stainless steel hollow member, and the internal diameter of first sleeve 6, second sleeve 10 can be set for according to the in-service use demand, and in this embodiment, the internal diameter of first sleeve 6, second sleeve 10 is 5mm.

This embodiment can popularize and apply to in observing the many sets of instruments of operation under humid environment such as cave, certainly, the quantity of contact pin, plug pin seat and terminal can set for specific quantity according to instrument and equipment's actual demand, for example: in the embodiment, the zero setting motor of the inclinometer is controlled by two wires, the number of the contact pins and the contact pin bases is two, and the number of the binding posts is four.

In this embodiment, it is preferable that the first front end 12 is provided with a first collar 14, the second front end 17 is provided with a second collar 15 and a snap, and the first collar 14 and the second collar 15 are connected by the snap. When a circuit needs to be connected, the inserting needle is inserted into the inserting needle seat, the first clamping ring 14 is contacted with the second clamping ring 15, and the first clamping ring 14 and the second clamping ring 15 are clamped by the buckle, so that the female head and the male head are connected more tightly.

In this embodiment, the buckle includes: buckle front end 91 and buckle rear end 92, buckle front end 91 and buckle rear end 92 rotate to be connected, and the buckle can rotate certain angle from top to bottom. Preferably, the front buckle end 91 and the rear buckle end 92 are connected by rotatable means, such as: and the pin shaft structure 93 is adopted for rotary connection.

In this embodiment, the buckle rear end 92 is welded to the second front end 17, specifically, the buckle rear end 92 is welded to the second front end 17 by a stainless steel welding process, and the process is simple and the welding is firm.

In this embodiment, all be equipped with the rubber circle in first nut 7, the second nut 11, can play sealed damp-proof effect.

In this embodiment, the outer walls of the first nut 7 and the second nut 11 are provided with anti-slip lines, so that when the first nut needs to be unscrewed, the friction force between the first nut and the hand can be increased.

In this embodiment, the first front end 12, the first sleeve 6, the first nut 7, the second front end 17, the second sleeve 10 and the second nut 11 are coated with an anti-corrosion coating (e.g., painted on the surface) to prolong the service life.

The working flow of this embodiment is:

(1) The male head is connected with the inclinometer zero setting motor: considering that the zero setting motor of the inclinometer is controlled by two wires, a power line (red) is connected with a first binding post 131 in the male head, a control line (black) is connected with a second binding post 132 in the male head, the two wires are sleeved together by a heat-shrinkable sleeve before connection, a first nut 7 is penetrated, the two wires are respectively welded on the corresponding binding posts by electric irons, welding spots are arranged in a first sleeve 6 of the male head, the heat-shrinkable sleeve is subjected to heat shrinkage after welding is completed, and the first nut 7 is screwed.

(2) Female head and automatic zero setting circuit's connection: the automatic zero setting circuit is used for outputting voltage and control signals through two wires, a power line (red) is connected with a third wiring terminal 133 in a female head, a control line (black) is connected with a fourth wiring terminal 134 in the female head, two wires are sleeved together by a heat-shrinkable sleeve before connection, a second nut 11 is penetrated, the wires are welded on the corresponding wiring terminals respectively by electric soldering irons, welding spots are arranged in a second sleeve 10 of the female head, the heat-shrinkable sleeve is subjected to heat shrinkage after welding is completed, and the second nut 11 is screwed.

(3) The connection and disconnection of the zero setting motor and the automatic zero setting circuit are as follows: the first pin 81 and the second pin 82 of the male head are inserted into the first pin seat 161 and the second pin seat 162 of the female head, the first clamping ring 14 is contacted with the second clamping ring 15, the two clamping rings are clamped by a buckle on the female head, and then the connection between the zero setting motor and the automatic zero setting circuit can be realized; and the buckle is loosened, and the contact pin of the male head is pulled out forcibly, so that the disconnection of the zero setting motor and the automatic zero setting circuit can be realized.

In the embodiment, the connection and disconnection of the circuit are controlled by inserting or disconnecting the contact pin in the male head and the contact pin seat in the female head, and then the joint of the male head and the female head is fixed through the buckle, so that the mode of manually welding the electric wire by using an electric iron in the prior art is replaced, the operation and maintenance work of the inclinometer is simpler and more convenient, and the working efficiency is improved; meanwhile, the possibility of damping at the line connection position is greatly reduced, and potential safety hazards are eliminated.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications or substitutions do not depart from the scope of the invention in its corresponding aspects.

Claims

1. A moisture resistant connector, comprising: male and female heads; the male head comprises: the first front end and the first nut are respectively detachably connected to two ends of the first sleeve, and a contact pin and a binding post are embedded in the first front end; the female head comprises: the second front end and the second screw cap are respectively detachably connected to two ends of the second sleeve, and an inserting needle seat and a binding post are embedded in the second front end; the contact pin is inserted and closed with the contact pin seat and is connected, and the first front end is connected with the second front end through a buckle.

2. The moisture resistant connector of claim 1 wherein said first nose and said first nut are threadably connected to respective ends of said first sleeve.

3. The moisture resistant connector in accordance with claim 1 wherein said second nose and second nut are threadably connected to respective ends of the second sleeve.

4. The moisture resistant connector of claim 1 wherein said first nose is provided with a first collar and said second nose is provided with a second collar and a catch, said first and second collars being connected by the catch.

5. The moisture resistant connector in accordance with claim 4 wherein said catch comprises: the buckle front end and the buckle rear end are rotatably connected.

6. The moisture resistant connector of claim 5 wherein said forward and rearward snap ends are pivotally connected by a pin arrangement.

7. The moisture resistant connector of claim 6 wherein said snap back end is welded to said second front end.

8. The moisture resistant connector of claim 1 wherein said first and second nuts each have a rubber ring therein.

9. The moisture resistant connector of claim 1 wherein the first and second nuts are provided with non-slip threads on the outer wall.

10. The moisture resistant connector in accordance with claim 1 wherein the first nose, first sleeve, first nut, second nose, second sleeve and second nut are coated with an anti-corrosive coating.