CN214538332U

CN214538332U - Radial pressure gauge

Info

Publication number: CN214538332U
Application number: CN202120638147.9U
Authority: CN
Inventors: 梅潘红
Original assignee: Suzhou Power Meter Co ltd
Current assignee: Suzhou Power Meter Co ltd
Priority date: 2021-03-30
Filing date: 2021-03-30
Publication date: 2021-10-29
Anticipated expiration: 2031-03-30

Abstract

The utility model relates to a pressure gauge technical field just discloses a radial pressure gauge, this radial pressure gauge, including backshell and preceding shell, the fixed surface of preceding shell installs the dial plate, the fixed surface of backshell installs the fixed column, the backshell passes through fixed column fixed mounting organic pellet, the inside swing joint of pellet has the pivot, the external fixed surface of pivot is connected with the gear, the external fixed surface of pivot is connected with the wind spring. The radial pressure gauge is changed into a semicircular shape through the spring tube, so that the bearing area is increased, and the precision is more stable. The joint air vent is changed little, control pressure flow, increase of service life and stability, the pivot adds the annular knurl, and the installation pointer is more firm, and the inside reinforcement of backshell is decided post and is supported quick-witted pellet more firm small, takes precautions against earthquakes, and stability is good, and the pivot adds the annular knurl installation pointer more firm, the spring pipe, the quick-witted pellet with the surface of fixed plate is all through electroplating treatment, and the machining precision is higher.

Description

Radial pressure gauge

Technical Field

The utility model relates to a pressure gage technical field specifically is a radial pressure gage.

Background

Pressure gauges (also called pressure gauges) are widely used in most industrial processes and scientific research fields, and are used to measure and indicate pressure higher than ambient pressure by using elastic elements as sensing elements. The method is widely available in the fields of heating power pipe networks, oil and gas transmission, water and gas supply systems, vehicle maintenance plants and shops and the like. Especially in the industrial process control and technical measurement process, the mechanical pressure gauge is more and more widely applied due to the characteristics of high mechanical strength, convenient production and the like of the elastic sensitive element of the mechanical pressure gauge.

The radial pressure gauge is used for measuring the air pressure of the conduit, but the sensitivity of the internal parts of some radial pressure gauges is not enough, so that the trace air pressure change in the conduit is difficult to measure, the actual use is influenced, and the internal structures of some pressure gauges are unstable, so that the vibration is easy to occur, and the service life of the device is influenced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a radial piezometer possesses sensitivity height, and piezometer inner structure is stable, is difficult to take place advantages such as vibrations, has solved sensitivity inadequately, hardly measures interior micro atmospheric pressure of pipe and changes, and piezometer inner structure is unstable, takes place vibrations easily, influences the life's of device problem.

(II) technical scheme

For realizing above-mentioned sensitivity height, manometer inner structure is stable, is difficult to take place the purpose of vibrations, the utility model provides a following technical scheme: a radial pressure gauge comprises a rear shell and a front shell, wherein a dial plate is fixedly mounted on the surface of the front shell, a fixed column is fixedly mounted on the surface of the rear shell, a core block is fixedly mounted on the rear shell through the fixed column, a rotating shaft is movably connected inside the core block, a gear is fixedly connected to the outer surface of the rotating shaft, a coil spring is fixedly connected to the outer surface of the rotating shaft, one end of the rotating shaft penetrates through and extends to the outside of the front shell, a pointer is fixedly mounted at one end of the rotating shaft, a rotating rod is fixedly connected to the surface of the core block, a fixed plate is arranged inside the rear shell, a joint is arranged on the bottom surface of the rear shell, one end of the joint is fixedly connected with the fixed plate, a spring pipe is fixedly connected to the side surface of the fixed plate, a connecting key is fixedly mounted at one end of the spring pipe, and a connecting rod is movably connected to one end of the spring pipe through the connecting key, one end of the connecting rod is movably connected with a movable plate, the movable plate is movably connected with the rotating rod, a sector gear is fixedly connected to the top end of the movable plate, and the sector gear is meshed with the gear.

Furthermore, one end of the rotating shaft is knurled, and one side surface of the coil spring abuts against the machine core block.

Furthermore, the side face of the fixing plate is fixedly connected with a second connecting key, and the fixing plate is fixedly connected with the spring tube through the second connecting key.

Furthermore, the surfaces of the rear shell, the spring tube, the machine core block and the fixing plate are all subjected to electroplating treatment.

Further, the spring tube is semicircular, and the radius of the spring tube is about seven centimeters.

Further, a vent hole is arranged inside the joint, and the radius of the vent hole is about zero-point five centimeters.

(III) advantageous effects

Compared with the prior art, the utility model provides a radial piezometer possesses following beneficial effect:

(1) this radial pressure gauge is connected with the spring pipe through the fixed plate that sets up on the backshell, and the spring pipe is connected with the connecting rod, and then is connected with the movable plate, is connected with sector gear, and sector gear and gear engagement produce the moment of torsion that elastic reaction moment comes the balanced pivot through with the spring coil that sets up on the core block, and then balance and pressure measurement goes out the interior air pressure value of pipe, and the volume bullet is through the micro-change of the pressure measurement play pressure size that self structure can be sensitive.

(2) The radial pressure gauge is changed into a semicircular shape through the spring tube, so that the bearing area is increased, and the precision is more stable. The joint air vent is changed little, control pressure flow, increase of service life and stability, the pivot adds the annular knurl, and the installation pointer is more firm, and the inside reinforcement of backshell is decided post and is supported quick-witted pellet more firm small, takes precautions against earthquakes, and stability is good, and the pivot adds the annular knurl installation pointer more firm, the spring pipe, the quick-witted pellet with the surface of fixed plate is all through electroplating treatment, and the machining precision is higher.

Drawings

Fig. 1 is a perspective view of the present invention;

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

FIG. 3 is a schematic structural view of the core block of the extractor of the present invention;

fig. 4 is a schematic structural diagram of the movement block of the present invention.

In the figure: the automatic control device comprises a rear shell 1, a front shell 2, a dial 3, a pointer 4, a joint 5, a spring tube 6, a connecting key 7, a connecting rod 8, a moving plate 9, a sector gear 10, a core block 11, a coil spring 12, a gear 13, a rotating shaft 14, a fixing groove 15, a second connecting key 16, a fixing plate 17, a fixing column 18 and a rotating rod 19.

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. 1-4, a radial pressure gauge includes a rear case 1 and a front case 2, a dial 3 is fixedly mounted on a surface of the front case 2, a fixing column 18 is fixedly mounted on a surface of the rear case 1, an organic core block 11 is fixedly mounted on the rear case 1 through the fixing column 18, a rotating shaft 14 is movably connected inside the organic core block 11, a gear 13 is fixedly connected to an outer surface of the rotating shaft 14, a coil spring 12 is fixedly connected to an outer surface of the rotating shaft 14, one end of the rotating shaft 14 penetrates and extends to an outside of the front case 2, a pointer 4 is fixedly mounted at one end of the rotating shaft 14, a rotating rod 19 is fixedly connected to a surface of the organic core block 11, a fixing plate 17 is arranged inside the rear case 1, a joint 5 is arranged on a bottom surface of the rear case 1, one end of the joint 5 is fixedly connected to the fixing plate 17, a spring tube 6 is fixedly connected to a side surface of the fixing plate 17, spring tube 6's one end fixed mounting has connecting key 7, spring tube 6's one end has connecting rod 8 through connecting key 7 swing joint, connecting rod 8's one end swing joint has movable plate 9, movable plate 9 and bull stick 19 swing joint, the top fixedly connected with sector gear 10 of movable plate 9, sector gear 10 and gear 13 meshing.

Furthermore, one end of the rotating shaft 14 is knurled, one side surface of the coil spring 12 abuts against the machine core block 11, the rotating shaft 14 is knurled, the pointer is installed more firmly, and the service life of the lifting device is prolonged.

Further, fixed plate 17 side fixedly connected with second connecting key 16, fixed plate 17 makes things convenient for fixed plate 17 to be connected with spring pipe 6, increase of service life and stability through second connecting key 16 and spring pipe 6 fixed connection.

Furthermore, the surfaces of the rear shell 1, the spring tube 6, the core block 11 and the fixing plate 17 are all subjected to electroplating treatment, so that the processing precision is higher, and the stability of the device is improved.

Furthermore, the spring tube 6 is semicircular, the radius of the spring tube 6 is about seven centimeters, the spring tube is changed into the semicircular shape, the bearing area is increased, the precision is more stable, and the service life of the device is prolonged.

Furthermore, the joint 5 is internally provided with vent holes, the radius of each vent hole is about five centimeters at zero point, the vent holes of the joint 5 are reduced, the pressure flow is controlled, and the service life and the stability are prolonged.

In summary, the radial pressure gauge is connected with the spring tube 6 through the fixed plate 17 arranged on the rear shell 1, the spring tube 6 is connected with the connecting rod 8, further connected with the moving plate 9, connected with the sector gear 10, the sector gear 10 is meshed with the gear, the torque of the rotating shaft 14 is balanced through generating elastic reaction torque with the coil spring 12 arranged on the core block 11, the pressure value in the conduit is balanced and measured, and the coil spring 12 can sensitively measure the micro-change of the pressure value through the self structure.

The radial pressure gauge is changed into a semicircular shape through the spring tube, so that the bearing area is increased, and the precision is more stable. The joint 5 air vent is changed little, control pressure flow, increase of service life and stability, pivot 14 adds the annular knurl, and the installation pointer is more firm, and the internal reinforcing fixed post 18 of backshell 1 supports quick-witted core piece 11 more firmly small, and is taken precautions against earthquakes, and stability is good, and pivot 14 adds annular knurl installation pointer 4 more firmly, and the spring tube 6, quick-witted core piece 11 with the surface of fixed plate 17 is all through electroplating treatment, and the machining precision is higher.

It is to be noted that 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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The standard parts used in the present application document can be purchased from the market, and can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts the conventional means matured in the prior art, the machines, the parts and the equipment adopt the conventional types in the prior art, the circuit connection adopts the conventional connection mode in the prior art, no specific description is provided here, meanwhile, the electric elements appearing in the specification are electrically connected with the external main controller and the mains supply, the peripheral controller mentioned in the specification can play a control role for the electric elements mentioned in the specification, and the peripheral controller is the conventional known equipment.

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. A radial pressure gauge comprises a rear shell (1) and a front shell (2), and is characterized in that: the dial plate (3) is fixedly mounted on the surface of the front shell (2), the fixing column (18) is fixedly mounted on the surface of the rear shell (1), the organic core block (11) is fixedly mounted on the rear shell (1) through the fixing column (18), the rotating shaft (14) is movably connected inside the machine core block (11), the gear (13) is fixedly connected to the outer surface of the rotating shaft (14), the coil spring (12) is fixedly connected to the outer surface of the rotating shaft (14), one end of the rotating shaft (14) penetrates through and extends to the outside of the front shell (2), the pointer (4) is fixedly mounted at one end of the rotating shaft (14), the rotating rod (19) is fixedly connected to the surface of the machine core block (11), the fixing plate (17) is arranged inside the rear shell (1), the joint (5) is arranged on the bottom surface of the rear shell (1), and one end of the joint (5) is fixedly connected with the fixing plate (17), fixed plate (17) side fixedly connected with spring pipe (6), the one end fixed mounting of spring pipe (6) has connecting key (7), the one end of spring pipe (6) is through connecting key (7) swing joint has connecting rod (8), the one end swing joint of connecting rod (8) has movable plate (9), movable plate (9) and bull stick (19) swing joint, the top fixedly connected with sector gear (10) of movable plate (9), sector gear (10) and gear (13) meshing.

2. A radial pressure gauge according to claim 1, wherein: one end of the rotating shaft (14) is knurled, and one side surface of the coil spring (12) abuts against the machine core block (11).

3. A radial pressure gauge according to claim 1, wherein: fixed plate (17) side fixedly connected with second connector key (16), fixed plate (17) are through second connector key (16) and spring pipe (6) fixed connection.

4. A radial pressure gauge according to claim 1, wherein: the surfaces of the rear shell (1), the spring tube (6), the machine core block (11) and the fixing plate (17) are all subjected to electroplating treatment.

5. A radial pressure gauge according to claim 1, wherein: the spring tube (6) is semicircular, and the radius of the spring tube (6) is about seven centimeters.

6. A radial pressure gauge according to claim 1, wherein: and vent holes are arranged in the joint (5), and the radius of each vent hole is about zero point five centimeters.