CN214472532U

CN214472532U - SF6 gas density transmitter

Info

Publication number: CN214472532U
Application number: CN202120566278.0U
Authority: CN
Inventors: 杨霖; 林亚光; 张平福; 杨学光; 刘晓亮; 吴起昌
Original assignee: PINGDINGSHAN TIANQIN INSTRUMENT CO LTD
Current assignee: PINGDINGSHAN TIANQIN INSTRUMENT CO LTD
Priority date: 2021-03-19
Filing date: 2021-03-19
Publication date: 2021-10-22
Anticipated expiration: 2031-03-19

Abstract

The utility model belongs to the technical field of transmitter, and discloses an SF6 gas density transmitter, which comprises a shell, wherein the top of the shell is screwed and connected with a nut, the bottom of the shell is provided with a joint, the top of the nut is fixedly connected with a socket, the top end inside the nut is provided with a connecting terminal, one side of the socket is provided with a connecting pipe, the inside of the connecting pipe is provided with a base head, the periphery of the connecting pipe is symmetrically provided with two pull plates, one side of each pull plate, which is close to the connecting pipe, is symmetrically and fixedly connected with a spring, the base head of the utility model is inserted into the connecting pipe, the pull plate is pulled by the spring to drive an inserting rod to move, the inserting rod is inserted between the connecting pipe and the base head, thereby fixing the base head and a wire, when the wire needs to be replaced, only the pull plate needs to be pulled, and the user does not need to replace the whole socket after the wire is damaged, the use cost is greatly reduced.

Description

SF6 gas density transmitter

Technical Field

The utility model belongs to the technical field of the changer, concretely relates to SF6 gas density changer.

Background

The transmitter is developed from a sensor, and all sensors capable of outputting standard signals refer to signals of which the forms and the quantity ranges of physical quantities meet international standards.

The traditional device is not provided with a structure convenient for replacing the wire, the whole socket needs to be replaced after the wire is damaged, the use cost is greatly increased, and the connector is easy to loosen after the device is connected, so that the device cannot normally work, and the working efficiency of the device is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a SF6 gas density changer to the use cost who proposes among the above-mentioned background art is high and the problem that reduces device work efficiency is solved.

In order to achieve the above object, the utility model provides a following technical scheme: an SF gas density transmitter comprises a shell, wherein the top of the shell is connected with a nut in a screwing mode, a joint is installed at the bottom of the shell, a socket is fixedly connected to the top of the nut, a wiring terminal is installed at the top end inside the nut, a connecting pipe is installed on one side of the socket, a base is installed inside the connecting pipe, two pull plates are symmetrically installed on the circumference surface of the connecting pipe, one sides of the two pull plates, which are close to the connecting pipe, are symmetrically and fixedly connected with springs, one ends of the springs, which are back to the pull plates, are fixedly connected with the outer wall of the connecting pipe, inserting rods are installed on one sides of the pull plates, which are close to the space between the two springs, two inserting holes are symmetrically installed on the circumference surface of the base, a wire is installed on one side of the base, a circuit board microprocessor is installed inside the shell, and a pressing block is installed below the circuit board microprocessor inside the shell, and a sensor is arranged in the shell and close to the lower part of the pressing block.

Preferably, two side frames are symmetrically arranged on the circumferential surface of the shell, screw rods are connected to the insides of the two side frames in a grabbing and moving mode, and clamping plates are fixedly connected to the opposite ends of the two screw rods.

Preferably, the anti-slip mat is installed on one side opposite to the two clamping plates, and the anti-slip mat is provided with an anti-slip groove.

Preferably, the two screw rods are provided with a rotary head at the opposite ends, and the rotary head is provided with an annular groove.

Preferably, a pull ring is installed on one side, opposite to the spring, of the pull plate, and a pull hole is formed in the pull ring.

Preferably, the cross sections of the inserted rod and the insertion hole are circular, and the diameter of the insertion hole is larger than that of the inserted rod.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses an in the base head inserts to the connecting pipe, through spring pulling arm-tie, make the arm-tie drive the inserted bar and remove, make the inserted bar insert to between connecting pipe and the base head to fixed base head and wire, when needing to be changed the wire, only need the pulling arm-tie can, let the wire damage back, let the user need not to change socket whole, greatly reduced use cost.

(2) The utility model discloses a rotate two screw rods, make two screw rods remove in the side bearer respectively, drive splint through two screw rods and remove to let two splint support the junction of joint and pipeline, thereby let the device connect the back, let the joint be difficult for becoming flexible, thereby let the device can normally work, improve the work efficiency of device.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an internal structural view of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

in the figure: 1. a screw; 2. a splint; 3. a housing; 4. a socket; 5. a connecting pipe; 6. a base head; 7. a wire; 8. a joint; 9. a non-slip mat; 10. a side frame; 11. turning the head; 12. a nut; 13. a sensor; 14. a circuit board microprocessor; 15. a wiring terminal; 16. a compression block; 17. a spring; 18. a pull ring; 19. pulling a plate; 20. inserting a rod; 21. and (4) inserting the jack.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1-3, the present invention provides the following technical solutions: an SF6 gas density transmitter comprises a shell 3, a nut 12 is screwed and connected to the top of the shell 3, a connector 8 is installed at the bottom of the shell 3, a socket 4 is fixedly connected to the top of the nut 12, a connecting terminal 15 is installed at the top end inside the nut 12, a connecting pipe 5 is installed at one side of the socket 4, a base head 6 is installed inside the connecting pipe 5, two pull plates 19 are symmetrically installed on the circumference of the connecting pipe 5, springs 17 are symmetrically and fixedly connected to one sides of the two pull plates 19, which are close to the connecting pipe 5, one ends of the springs 17, which are opposite to the pull plates 19, are fixedly connected with the outer wall of the connecting pipe 5, an inserting rod 20 is installed at one side of the pull plates 19, which is close to the space between the two springs 17, two inserting holes 21 are symmetrically installed on the circumference of the base head 6, a lead 7 is installed at one side of the base head 6, a circuit board microprocessor 14 is installed inside the shell 3, and a pressing block 16 is installed inside the shell 3, which is close to the lower part of the circuit board microprocessor 14, sensor 13 is installed to the inside below that is close to compact heap 16 of shell 3, inserts to connecting pipe 5 through basic head 6, through spring 17 pulling arm-tie 19, drives inserted bar 20 through arm-tie 19 and removes, makes inserted bar 20 insert to jack 21 in to fixed basic head 6 makes wire 7 fixed.

Furthermore, two side frames 10 are symmetrically installed on the circumferential surface of the shell 3, screws 1 are respectively connected to the insides of the two side frames 10 in a grabbing mode, clamping plates 2 are respectively fixedly connected to the opposite ends of the two screws 1, the screws 1 move in the side frames 10 by rotating the screws 1, and therefore the clamping plates 2 are driven to move, and the clamping plates 2 abut against the joints of the joints 8 and the pipelines.

Further, the non-slip mat 9 is all installed to two splint 2 one sides relative, has seted up the non-slip groove on the non-slip mat 9, through non-slip groove and non-slip mat 9, and is more firm when letting splint 2 support the junction that connects 8 and pipeline.

Further, the rotary head 11 is installed at the opposite ends of the two screw rods 1, an annular groove is formed in the rotary head 11, and the screw rods 1 are convenient to rotate through the annular groove and the rotary head 11.

Furthermore, a pull ring 18 is installed on one side, opposite to the spring 17, of the pull plate 19, a pull hole is formed in the pull ring 18, and the pull plate 19 is convenient to pull through the pull ring 18 and the pull hole.

Furthermore, the cross sections of the insertion rod 20 and the insertion hole 21 are circular, the diameter of the insertion hole 21 is larger than that of the insertion rod 20, and the insertion rod 20 is convenient to insert through the insertion hole 21 with the larger diameter.

The utility model discloses a theory of operation and use flow: when the utility model is used, the socket 4 is connected with the shell 3 through the screw cap 12 in a screwing way, the device is connected with a pipeline through the joint 8, the sensor 13 works, SF6 gas density state information is collected in real time through the sensor 13, the collected state information forms information which can be processed by a single chip microcomputer through A/D conversion on the circuit board microprocessor 14, the gas density value is transmitted by a lead 7 after the single chip microcomputer on the circuit board microprocessor 14 is processed, after the joint 8 is connected, the screw rod 1 is rotated through the rotary head 11, the screw rod 1 is moved in the side frame 10, thereby the splint 2 is driven to move, the splint 2 is pressed against the joint of the joint 8 and the pipeline, the joint 8 is more stable after being connected, when a user needs to replace the lead 7, the pull plate 19 is pulled through the pull ring 18, the pull plate 19 drives the inserted bar 20 to move, and the inserted bar 20 is separated from the insertion hole 21, that is, the lead 7 is pulled to separate the base head 6 from the connection pipe 5, the base head 6 at one end of the new lead 7 is inserted into the connection pipe 5, the pulling plate 19 is loosened, the pulling plate 19 is pulled by the spring 17, the insertion rod 20 is pulled by the pulling plate 19 to move, the insertion rod 20 is inserted into the insertion hole 21, and thus the base head 6 is fixed, and the replacement of the lead 7 is completed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

1. An SF6 gas density transmitter, comprising: comprises a shell (3), the top of the shell (3) is connected with a nut (12) in a screwing mode, the bottom of the shell (3) is provided with a joint (8), the top of the nut (12) is fixedly connected with a socket (4), the top end of the nut (12) is provided with a connecting terminal (15), one side of the socket (4) is provided with a connecting pipe (5), the inside of the connecting pipe (5) is provided with a base head (6), the circumferential surface of the connecting pipe (5) is symmetrically provided with two pull plates (19), one sides of the two pull plates (19) close to the connecting pipe (5) are symmetrically and fixedly connected with springs (17), one ends of the springs (17) back on the pull plates (19) are fixedly connected with the outer wall of the connecting pipe (5), the pull plates (19) are close to one side between the two springs (17) and are provided with inserting rods (20), the circumferential surface of the base head (6) is symmetrically provided with two inserting holes (21), and wire (7) are installed to one side of base head (6), the internally mounted of shell (3) has circuit board microprocessor (14), and inside below of being close to circuit board microprocessor (14) of shell (3) installs compact heap (16), sensor (13) are installed to inside below of being close to compact heap (16) of shell (3).

2. The SF6 gas density transmitter of claim 1, wherein: two side frames (10) are symmetrically installed on the circumferential surface of the shell (3), two screws (1) are connected to the inner portions of the side frames (10) in a grabbing mode, and clamping plates (2) are fixedly connected to the opposite ends of the screws (1) in a clamping mode.

3. The SF6 gas density transmitter of claim 2, wherein: and the two opposite sides of the clamping plates (2) are provided with anti-slip pads (9), and anti-slip grooves are formed in the anti-slip pads (9).

4. The SF6 gas density transmitter of claim 2, wherein: two change head (11) are all installed to the one end that screw rod (1) carried on the back mutually, the ring channel has been seted up on change head (11).

5. The SF6 gas density transmitter of claim 1, wherein: and a pull ring (18) is arranged on one side of the pull plate (19) opposite to the spring (17), and a pull hole is formed in the pull ring (18).

6. The SF6 gas density transmitter of claim 1, wherein: the cross sections of the inserted rod (20) and the insertion hole (21) are circular, and the diameter of the insertion hole (21) is larger than that of the inserted rod (20).