CN215865574U

CN215865574U - Pressure gauge with sound and light alarm function

Info

Publication number: CN215865574U
Application number: CN202121425402.8U
Authority: CN
Inventors: 朱开明
Original assignee: Tianchang Tianyou Instrument Co ltd
Current assignee: Tianchang Tianyou Instrument Co ltd
Priority date: 2021-06-25
Filing date: 2021-06-25
Publication date: 2022-02-18
Anticipated expiration: 2031-06-25

Abstract

The utility model discloses a pressure gauge with an acousto-optic alarm function, which comprises a shell and a connecting pipe fixed on the outer wall of the shell, wherein a transparent window is embedded in one side surface of the shell, an alarm box is fixedly connected to the other side surface of the shell, a detection pipe is fixedly connected to the outer wall of the connecting pipe, a connecting ring is sleeved at the central position of the connecting pipe, a sealing ring in a trapezoidal structure is embedded and sleeved at the port of the connecting pipe, an acousto-optic alarm unit is installed in the alarm box, a piston is inserted into one end, close to the connecting pipe, of the detection pipe in a sliding manner, a knob is inserted into the other end of the detection pipe in a threaded manner, a control switch for starting the acousto-optic alarm unit is installed on one side surface of the knob, a spring is arranged between the knob and the piston, the sealing effect of the pressure gauge is improved, and acousto-optic alarm is convenient for detecting pressure, the practicality of manometer has been promoted.

Description

Pressure gauge with sound and light alarm function

Technical Field

The utility model belongs to the technical field of pressure gauges, and particularly relates to a pressure gauge with an audible and visual alarm function.

Background

The pressure gauge is an instrument which takes an elastic element as a sensitive element and measures and indicates the pressure higher than the ambient pressure, is widely applied and almost extends to all the fields of industrial processes and scientific researches, can be seen everywhere in the fields of heat supply pipe networks, oil and gas transmission, water and gas supply systems, vehicle maintenance and repair shops and the like, and is used for displaying the pressure by transmitting the pressure deformation to a pointer through the elastic deformation of the sensitive element (a Bourdon tube, a diaphragm capsule and a corrugated pipe) in the gauge and then transmitting the pressure deformation to the pointer through a conversion mechanism of a movement in the gauge so as to cause the pointer to rotate.

Most of the existing pressure gauges can only monitor pressure and cannot give an alarm, and the pressure often exceeds a preset value and is not seen by workers, so that the pipeline is damaged, and the practicability is poor; meanwhile, the existing pressure gauge is poor in sealing performance, and the leakage condition is easy to occur after the pressure gauge is used for a long time.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a pressure gauge with an audible and visual alarm function, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a manometer with audible-visual alarm function, includes the casing and fixes the connecting pipe at the casing outer wall, the embedded transparent window of installing in a side of casing, and the another side fixedly connected with warning case of casing, the outer wall fixedly connected with detection tube of connecting pipe, and the central point of connecting pipe puts the department and has cup jointed the go-between, wherein the embedded sealing washer that is the trapezium structure that has cup jointed of port department of connecting pipe, install audible-visual alarm unit in the warning case, the one end that the detection tube is close to the connecting pipe slides and pegs graft and has the piston, and the other end screw thread of detection tube pegs graft and have the knob, a side-mounting of knob is used for starting audible-visual alarm unit's control switch, and is provided with the spring between knob and the piston.

Furthermore, a pointer is arranged in a groove formed in one side face of the shell, and the transparent window is fixedly connected with the inner wall of the groove.

Further, the outer wall of the alarm box is in an annular array and is provided with a heat dissipation groove, and a storage battery which supplies power to the sound-light alarm unit is mounted on the inner wall of the alarm box.

Furthermore, the connecting pipe is fixedly sleeved with a bolt at one end close to the shell, a limiting ring is fixedly sleeved at the other end of the connecting pipe, and the inner wall of the bolt is welded and fixed with the connecting pipe.

Furthermore, the connecting ring is arranged on the connecting pipe in a sliding mode, threads are tapped on the inner wall of the connecting ring, and one end of the connecting ring is abutted to the limiting ring.

Furthermore, the piston is inosculated with the inner wall of the detection tube, the control switch is convexly arranged at one end of the knob extending into the detection tube, and the control switch is electrically connected with the audible and visual alarm unit.

Furthermore, one end of the spring is fixedly connected with the piston, a push rod is fixedly connected to the position, facing the center of one side face of the knob, of the piston, and the push rod penetrates through the spring to be in contact with the control switch.

The utility model has the technical effects and advantages that: when the pressure in the connecting pipe is increased, the piston in the detecting pipe is pushed to move and extrude the spring, and the piston drives the push rod to move to be in contact with the control switch on the knob, so that the control switch and the sound-light alarm unit are started, the sound-light alarm of the detected pressure is facilitated, and the practicability of the pressure gauge is improved; through the one end of connecting pipe is embedded to have and is trapezoidal sealing washer, and has cup jointed spacing ring and go-between on the connecting pipe respectively, and the go-between is fixed can drive spacing ring and connecting pipe removal with the pipeline to the extrusion sealing washer makes pipeline and connecting pipe keep sealed, has promoted the sealed effect of manometer.

Drawings

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

FIG. 2 is a schematic view of the split structure of the present invention;

fig. 3 is a schematic view of a detachable connection tube according to the present invention.

In the figure: 1. a housing; 2. a detection tube; 3. a connecting pipe; 4. a connecting ring; 5. a pointer; 6. a transparent window; 7. an audible and visual alarm unit; 8. a storage battery; 9. an alarm box; 10. a spring; 11. a knob; 12. a control switch; 13. a push rod; 14. a piston; 15. a seal ring; 16. a limiting ring; 17. and (4) bolts.

Detailed Description

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

Referring to fig. 1-3, a pressure gauge with sound and light alarm function, which facilitates the sound and light alarm of the detected pressure and improves the practicability of the pressure gauge, comprises a housing 1 and a connecting pipe 3 fixed on the outer wall of the housing 1, wherein a transparent window 6 is embedded in one side surface of the housing 1, an alarm box 9 is fixedly connected to the other side surface of the housing 1, a detecting pipe 2 is fixedly connected to the outer wall of the connecting pipe 3, a connecting ring 4 is sleeved at the central position of the connecting pipe 3, a sealing ring 15 with a trapezoid structure is embedded in the port of the connecting pipe 3, a sound and light alarm unit 7 is installed in the alarm box 9, a piston 14 is inserted at one end of the detecting pipe 2 close to the connecting pipe 3 in a sliding manner, a knob 11 is inserted at the other end of the detecting pipe 2, a control switch 12 for starting the sound and light alarm unit 7 is installed on one side surface of the knob 11, and a spring 10 is provided between the knob 11 and the piston 14.

Referring to fig. 1 and 2, go-between 4 and the fixed stop collar 16 and the removal of connecting pipe 3 that can drive of pipeline tightening, thereby squeeze seal 15, make the pipeline keep sealed with connecting pipe 3, the sealed effect of manometer has been promoted, install pointer 5 in the recess of seting up at casing 1 side, the inner wall fixed connection of transparent window 6 and recess, go-between 4 sliding on connecting pipe 3 sets up, and the inner wall of go-between 4 is attacked threadedly, wherein the one end and the stop collar 16 butt of go-between 4, it has seted up the radiating groove to be annular array at the outer wall of alarm box 9, and the inner wall of alarm box 9 is installed to provide the battery 8 of electric power for audible-visual alarm unit 7 (preferred KSB type audible-visual annunciator).

Referring to fig. 3, when the pressure in the connection pipe 3 increases, the piston 14 in the detection pipe 2 is pushed to move, and the spring 10 is squeezed, the piston 14 drives the push rod 13 to move to contact with the control switch 12 on the knob 11, so as to start the control switch 12 and the audible and visual alarm unit 7, so as to perform audible and visual alarm on the detected pressure, the position of the control switch 12 can be adjusted by rotating the knob 11, so as to adjust the alarm pressure, a bolt 17 is fixedly sleeved at one end of the connection pipe 3 close to the housing 1, a limit ring 16 is fixedly sleeved at the other end of the connection pipe 3, the inner wall of the bolt 17 is welded and fixed with the connection pipe 3, the piston 14 is matched with the inner wall of the detection pipe 2, the control switch 12 is convexly installed at one end of the knob 11 extending into the detection pipe 2, the control switch 12 is electrically connected with the audible and visual alarm unit 7, one end of the spring 10 is fixedly connected with the piston 14, a push rod 13 is fixedly connected to the piston 14 towards the center of one side of the knob 11, and the push rod 13 passes through the spring 10 to contact the control switch 12.

The working principle of the pressure gauge with the sound and light alarm function is that when the pressure gauge is used, the connecting pipe 3 is inserted into a pipeline in an inosculating mode, the connecting ring 4 is connected with the outer wall threads of the pipeline, the connecting ring 4 is screwed down to drive the limiting ring 16 and the connecting pipe 3 to move, the sealing ring 15 between the connecting pipe 3 and the pipeline is extruded, when the pressure in the pipeline exceeds a set value, the piston 14 is extruded along the connecting pipe 3 by the pressure, the piston 14 drives the push rod 13 to move, the push rod 13 is in contact with the control switch 12, the control switch 13 extrudes the control switch 12 and starts the control switch, the control switch 12 starts the sound and light alarm unit 7 in the alarm box 9 to perform sound and light alarm, and when the pressure in the detection pipe 2 and the connecting pipe 3 is recovered, the spring 10 in the detection pipe 2 pushes the piston 14 and the push rod 13 to reset.

The above description is only the specific implementation manner of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art should be covered within the protection scope of the present invention in the technical scope disclosed by the present invention, according to the technical solution of the present invention and the concept of the present invention, equivalent replacement or change is added.

Claims

1. The utility model provides a manometer with audible-visual alarm function, includes casing (1) and fixes connecting pipe (3) at casing (1) outer wall, its characterized in that: a transparent window (6) is embedded in one side surface of the shell (1), the other side surface of the shell (1) is fixedly connected with an alarm box (9), the outer wall of the connecting pipe (3) is fixedly connected with a detection pipe (2), the central position of the connecting pipe (3) is sleeved with a connecting ring (4), wherein a sealing ring (15) with a trapezoidal structure is embedded and sleeved at the port of the connecting pipe (3), an audible and visual alarm unit (7) is arranged in the alarm box (9), a piston (14) is inserted at one end of the detection tube (2) close to the connecting tube (3) in a sliding manner, a knob (11) is inserted into the other end of the detection tube (2) in a threaded manner, a control switch (12) for starting the audible and visual alarm unit (7) is arranged on one side surface of the knob (11), and a spring (10) is arranged between the knob (11) and the piston (14).

2. The pressure gauge with the audible and visual alarm function according to claim 1, wherein: a pointer (5) is arranged in a groove formed in one side face of the shell (1), and the transparent window (6) is fixedly connected with the inner wall of the groove.

3. The pressure gauge with the audible and visual alarm function according to claim 2, wherein: the outer wall of alarm box (9) is the annular array and has seted up the radiating groove, and the inner wall of alarm box (9) is installed and is provided battery (8) of electric power for audible and visual alarm unit (7).

4. The pressure gauge with the audible and visual alarm function according to claim 1, wherein: the connecting pipe (3) is close to one end of the shell (1) and is fixedly sleeved with a bolt (17), the other end of the connecting pipe (3) is fixedly sleeved with a limiting ring (16), and the inner wall of the bolt (17) is fixedly welded with the connecting pipe (3).

5. The pressure gauge with the audible and visual alarm function according to claim 4, wherein: go up sliding set on connecting pipe (3) go up go-between (4), and the inner wall of go-between (4) is attacked the screw thread, wherein the one end and spacing ring (16) butt of go-between (4).

6. The pressure gauge with the audible and visual alarm function according to claim 1, wherein: the piston (14) is matched with the inner wall of the detection tube (2), the control switch (12) is installed at one end, extending into the detection tube (2), of the knob (11) in a protruding mode, and the control switch (12) is electrically connected with the sound-light alarm unit (7).

7. The pressure gauge with the audible and visual alarm function according to claim 6, wherein: one end of the spring (10) is fixedly connected with the piston (14), the piston (14) is fixedly connected with a push rod (13) towards the center of one side face of the knob (11), and the push rod (13) penetrates through the spring (10) to be in contact with the control switch (12).