CN210719521U

CN210719521U - Rear end cover plate swing joint's manometer

Info

Publication number: CN210719521U
Application number: CN201921773696.6U
Authority: CN
Inventors: 刘军波
Original assignee: Zhoushan Qingfeng Railway Instrument Co ltd
Current assignee: Zhoushan Qingfeng Railway Instrument Co ltd
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-06-09
Anticipated expiration: 2029-10-22

Abstract

The utility model provides a rear end cover plate swing joint's manometer, includes the watchcase, watchcase internal fixation glass panels, and bolt fixed connection rear end cover plate is passed through on watchcase upper portion, and rear end cover plate lower part stretches into in the watchcase, rear end cover plate roof fixed mounting watch core, and the watch core includes drive mechanism, dial plate and annular lamp area, and annular lamp area is located the dial plate bottom, installs the position circle between watch core bottom and the glass panels, and annular lamp area cup joints on the position circle, and the connecting piece at watch core top passes rear end cover plate roof fixed connection and connects. During assembly, the positioning ring is sleeved on the annular lamp strip for positioning, the watch shell fixed with the glass panel is sleeved on the rear end cover plate, the through hole in the upper portion of the watch shell is aligned with the threaded hole in the side wall of the rear end cover plate, and then the watch shell is screwed and fixed through the bolt. Through the rear end cover plate with the movable connection, the pressure gauge can be maintained and detected only by dismounting the meter shell.

Description

Rear end cover plate swing joint's manometer

Technical Field

The utility model relates to a rear end cover plate swing joint's manometer.

Background

A pressure gauge is a gauge that measures and indicates the pressure of the environment, and is very commonly used in almost all fields of industrial processes and scientific research, such as railway systems. The manometer generally includes watchcase, gauge core, front end glass and connects, and general manometer covers with the front end apron and closes, and whole gauge core is fixed inside the watchcase, and the drive mechanism of gauge core is invisible, just need demolish whole table if need maintain, and it is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

To the weak point that exists in the above-mentioned problem, the utility model provides a rear end cover plate swing joint's manometer.

In order to realize the above object, the utility model provides a rear end cover swing joint's manometer, which comprises a housing, watchcase internal fixation glass panels, bolt fixed connection rear end cover is passed through on watchcase upper portion, the rear end cover lower part stretches into in the watchcase, rear end cover roof fixed mounting watch core, the watch core includes drive mechanism, dial plate and annular lamp area, annular lamp area is located the dial plate bottom, watch core bottom with install the position circle between the glass panels, annular lamp area cup joints on the position circle, the connecting piece at watch core top passes rear end cover roof fixed connection connects.

As a further improvement, the outer side of the bottom of the watchcase forms a convex edge.

As the utility model discloses the further improvement, the turn-ups in watchcase bottom processing, the turn-ups top is fixed glass panels.

As the utility model discloses further improve, watchcase upper portion lateral wall processing through-hole, correspond on the lateral wall of rear end apron through-hole processing screw hole, the bolt passes the through-hole with screw hole accordant connection.

As a further improvement, the number of the through holes is at least 3.

The utility model has the advantages that:

through the rear end cover plate with the movable connection, the pressure gauge can be maintained and detected only by dismounting the meter shell.

Drawings

FIG. 1 is a front view of a pressure gauge with a movably connected rear cover plate of the present invention;

figure 2 is a cross-sectional view of the watch case of component 1;

FIG. 3 is a cross-sectional view of the cage of component 3;

fig. 4 is a cross-sectional view of the rear end cover plate of the component 5.

In the figure: 1. a watch case; 11. a through hole; 12. inward flanging; 13. a convex edge; 2. a glass panel; 3. positioning rings; 4. a watch movement; 41. a transmission mechanism; 42. a dial plate; 43. a ring-shaped light belt; 5. a rear end cover plate; 51. a threaded hole; 6. and (4) a joint.

Detailed Description

As shown in figure 1, the pressure gauge with the movably connected back end cover plate comprises a watchcase 1, a glass panel 2 is fixed in the watchcase 1, an inner flanging 12 is processed at the bottom of the watchcase 1, the glass panel 2 is fixed at the top of the inner flanging 12, a convex edge 13 is formed at the outer side of the bottom of the watchcase 1, the upper part of the watchcase 1 is fixedly connected with a back end cover plate 5 through bolts, the lower part of the back end cover plate 5 extends into the watchcase 1, a through hole 11 is processed on the side wall of the upper part of the watchcase 1, a threaded hole 51 is processed on the side wall of the back end cover plate 5 corresponding to the through hole 11, the bolts pass through the through hole 11 and are connected with the threaded hole 51 in a matching way, the number of the through holes 11 is at least 3, a watch core 4 is fixedly installed on the top wall of the back end cover plate 5, the watch core 4 comprises a transmission mechanism 41, a dial 42 and, the connecting piece at the top of the watch core 4 passes through the top wall of the rear end cover plate 5 to be fixedly connected with the joint 6.

When in specific use, the utility model is described with the attached drawings for the convenience of understanding;

during assembly, the positioning ring is sleeved on the annular lamp strip to be positioned, the watch case fixed with the glass panel is sleeved on the rear end cover plate, the watch core and the joint are pre-installed on the rear end cover plate, the opening part of the rear end cover plate extends into the watch case, the watch case and the rear end cover plate can rotate relatively, the positioning ring is located between the annular lamp strip and the glass panel, one end of the positioning ring is in contact with the glass panel, the watch case is rotated to enable the through hole in the upper portion of the watch case to be aligned with the threaded hole in the side wall of the rear end cover plate, the central axis of the through hole is coincided with the central axis of the threaded hole, then the bolt penetrates through the through hole and is matched with the threaded hole to be screwed, finally, the watch case and the rear end cover plate are fixed, when maintenance or detection is needed. The entire watch does not have to be disassembled.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a rear end cover plate swing joint's manometer which characterized in that: the novel watch comprises a watch case (1), a glass panel (2) is fixed in the watch case (1), a rear end cover plate (5) is fixedly connected to the upper portion of the watch case (1) through a bolt, the lower portion of the rear end cover plate (5) extends into the watch case (1), a watch core (4) is fixedly installed on the top wall of the rear end cover plate (5), the watch core (4) comprises a transmission mechanism (41), a watch disc (42) and an annular lamp band (43), the annular lamp band (43) is located at the bottom of the watch disc (42), a positioning ring (3) is installed between the bottom of the watch core (4) and the glass panel (2), the annular lamp band (43) is sleeved on the positioning ring (3), and a connecting piece at the top of the watch core (4) penetrates through a fixed connection joint (6) on the top wall of the rear end cover.

2. The pressure gauge with the movably connected rear end cover plate as claimed in claim 1, wherein: the outer side of the bottom of the watchcase (1) is provided with a convex edge (13).

3. The pressure gauge with the movably connected rear end cover plate as claimed in claim 1, wherein: an inner flanging (12) is processed at the bottom of the watch case (1), and the glass panel (2) is fixed at the top of the inner flanging (12).

4. The pressure gauge with the movably connected rear end cover plate as claimed in claim 1, wherein: the side wall of the upper part of the watch case (1) is provided with a through hole (11), the side wall of the rear end cover plate (5) is provided with a threaded hole (51) corresponding to the through hole (11), and the bolt penetrates through the through hole (11) and is connected with the threaded hole (51) in a matching manner.

5. The pressure gauge with the movably connected rear end cover plate as claimed in claim 4, wherein: the number of the through holes (11) is at least 3.