CN211121735U

CN211121735U - Vacuum capsule manometer

Info

Publication number: CN211121735U
Application number: CN201922279182.1U
Authority: CN
Inventors: 孔令妹; 佘杰
Original assignee: Yangzhou Meizhijie Instrument Co ltd
Current assignee: Yangzhou Meizhijie Instrument Co ltd
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-07-28
Anticipated expiration: 2029-12-17

Abstract

The utility model discloses a vacuum bellows pressure gauge, which comprises a rotating device and a shell, wherein an upper cover is arranged above the shell, a pointer is arranged at the inner side of the middle part of the upper cover, scales are arranged at the outer side of the upper cover, a sealing ring is arranged at the middle part of the outer side of the shell, an adjusting knob is arranged at the middle part of the sealing ring, a mounting bolt is arranged at the outer side below the shell, an outer pipe wall is arranged at the left side below the shell, the outer side of the outer pipe wall is fixedly connected with a pipe mantle fiber through a connecting bolt, a punching groove is arranged below the inner side of the shell, the utility model utilizes the rotating device, when the, so that the fixture block above the extrusion spring rotates, the larger the deformation of the extrusion spring is, the more obvious the rotation of the fixture block is, the rotating disc is rotated, the pointer is effectively protected, the pressure is clearly distinguished, and the device is greatly convenient to measure.

Description

Vacuum capsule manometer

Technical Field

The utility model relates to a manometer technical field specifically is a vacuum capsule manometer.

Background

The capsule pressure gauge adopts a capsule as a sensitive element for measuring micro pressure. The method is used for measuring the micro-pressure and the negative pressure which have corrosion action on the copper alloy and do not have explosion hazard gas, and is widely applied to boiler ventilation, gas pipelines, combustion devices and other similar equipment. The capsule pressure gauge is suitable for measuring micro-pressure and negative pressure which do not corrode copper alloy and have no explosion danger. The gas is widely applied to equipment such as boiler ventilation equipment, gas pipelines and the like, and the capsule pressure gauge can be installed on site and indicated on site. The bellows pressure gauge usually measures the pressure of the low-pressure medium based on the atmospheric pressure. Then the pressure gauge used in the market at present measures the low pressure medium pressure value with low precision, and the deviation easily appears between the measured value and the actual value. Therefore, a vacuum capsule pressure gauge is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vacuum capsule manometer to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a vacuum capsule pressure gauge comprises a rotating device and a shell, wherein an upper cover is arranged above the shell, the inner side of the middle part of the upper cover is provided with a pointer, the outer side of the upper cover is provided with scales, the middle part of the outer side of the shell is provided with a sealing ring, the middle part of the sealing ring is provided with an adjusting knob, the outer side of the lower part of the shell is provided with a mounting bolt, an outer pipe wall is arranged on the left side below the shell, the outer side of the outer pipe wall is fixedly connected with a pipeline mantle fiber through a connecting bolt, a stamping groove is arranged at the lower part of the inner side of the shell, an installation shaft is arranged above the stamping groove, the stamping groove is arranged at the inner side of the installation shaft, the upper part of the mounting shaft is arranged at the middle part of the sealing plate, the outer side of the sealing plate is fixedly connected with the shell, the middle part above the sealing plate is provided with a rotating device, the upper part of the rotating device is fixedly connected with a turntable, and the turntable is rotatably connected with the shell through the rotating device.

Preferably, a rotating shaft is installed below the rotating device, transverse conical teeth are installed below the rotating shaft, the outer sides of the transverse conical teeth are connected with vertical conical teeth, the outer sides of the vertical conical teeth are fixedly connected with a connecting shaft, the adjusting knob is rotatably connected with the vertical conical teeth through the connecting shaft, and the rotating shaft is connected with the transverse conical teeth in an embedded mode.

Preferably, outer pipe wall middle part sets up to cavity, outer pipe wall mid-mounting has the punching press pipe, punching press pipe and pipeline mantle fiber fixed connection, the punching press pipe surface scribbles rust-resistant paint spraying, punching press pipe and punching press groove fixed connection.

Preferably, the stamping groove still includes spring, spout, piston, connecting pipe, sliding frame, push rod and outer wall, the outer wall below is provided with the connecting pipe, connecting pipe and stamping pipe fixed connection, the connecting pipe top is provided with the piston, piston top and push rod fixed connection, the push rod is installed in the spout inboard, the sliding frame is installed to the spout top, the spring is installed to the sliding frame inboard.

Preferably, the sliding frame is divided into an upper part and a lower part which are mutually connected in a sliding manner, the maximum compression length of the spring is two centimeters, and the stamping groove is conical and the conical surface faces downwards.

Preferably, the rotating device further comprises a clamping block, an extrusion spring, a connecting hole, an outer extension rod, a connecting plate and a clamping plate, wherein the extrusion spring is arranged on the inner side of the clamping plate, the connecting plate is arranged below the extrusion spring, the upper part of the connecting plate is fixedly connected with the extrusion spring, the outer extension rod is arranged above the extrusion spring, the clamping block is arranged above the outer extension rod, and the connecting hole is formed in the middle of the lower part of the clamping plate.

Preferably, a rotating shaft is arranged on the inner side of the connecting hole, the clamping plate is cylindrical, and the elastic expansion range of the extrusion spring is 0-1.5 cm.

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

1. utilize outer pipe wall and punching press pipe, the punching press pipe is installed in outer pipe wall inboard, and the device is when in-service use, and outer pipe wall can make the installation of device simple and easy more stable, and when using the device, the atmospheric pressure is direct to pass through the punching press pipe simultaneously, and difficult gas leakage greatly strengthens the accuracy nature of device.

2. Utilize adjusting bolt, horizontal toper tooth and perpendicular toper tooth, the device is using the back pointer can be because the position of suddenly rotating messenger's later stage pointer the deviation appears, and operating personnel can make perpendicular toper tooth rotate through adjusting bolt, drives horizontal toper tooth simultaneously for rotating device rotates, thereby corrects the pointer position, the very big adjustment of being convenient for the device.

3. Utilize the stamping groove, external atmospheric pressure access device can make the piston rebound to drive the push rod rebound and make the sliding frame remove, the spring can compress simultaneously, thereby makes rotating device operation, and the very big atmospheric pressure's of being convenient for transmission provides the benefit for the accurate measurement of manometer.

4. Utilize rotating device, the manometer is when measuring pressure, and extrusion spring can receive external extrusion deformation for the fixture block of extrusion spring top rotates, and extrusion spring's deformation is big more, and the rotation of fixture block is more obvious, makes the carousel rotate, protects the pointer effectively, makes the size of pressure have clear and definite differentiation simultaneously, the very big measurement of being convenient for the device.

Drawings

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

FIG. 2 is an internal cross-sectional view of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

FIG. 4 is a schematic view of a stamped groove configuration;

fig. 5 is a schematic structural view of a rotating device.

In the figure: the device comprises an upper cover 1, a pointer 2, scales 3, a mounting bolt 4, an adjusting knob 5, a sealing ring 6, a rotating device 7, a clamping block 71, an extrusion spring 72, a connecting hole 73, an extending rod 74, a connecting plate 75, a clamping plate 76, a punching groove 8, a spring 81, a sliding groove 82, a piston 83, a connecting pipe 84, a sliding frame 85, a push rod 86, an outer wall 87, a rotating disc 9, a shell 10, a connecting bolt 11, a pipeline mantle fiber 12, an outer pipe wall 13, a punching pipe 14, a sealing plate 15, a mounting shaft 16, a rotating shaft 17, transverse conical teeth 18, vertical conical teeth 19 and a connecting shaft 20.

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 technical scheme in the utility model, all other embodiments that ordinary skilled person in the art obtained under the prerequisite of not making the creative work all belong to the scope of the utility model protection.

Referring to fig. 1 to 5, the present invention provides a technical solution: the utility model provides a vacuum bellows manometer, including rotating device 7 and shell 10, shell 10 top is provided with

upper cover

1, 1 middle part inboard of upper cover is provided with

pointer

2, 1 outside of upper cover is provided with scale 3, shell 10 outside mid-mounting has sealing ring 6, 6 mid-mounting of sealing ring has adjust knob 5, the shell 10 below outside is provided with mounting bolt 4, shell 10 below left side is provided with outer pipe wall 13, outer pipe wall 13 outside is through connecting bolt 11 and pipeline mantle fiber 12 fixed connection, stamping groove 8 is installed to shell 10 inboard below, stamping groove 8 top is provided with installation axle 16, stamping groove 8 sets up in installation axle 16 inboard, install axle 16 top in closing plate 15 middle part, the closing plate 15 outside and shell 10 fixed connection, closing plate 15 top mid-mounting has rotating device 7, rotating device 7 top and carousel 9 fixed connection, carousel 9 rotates through rotating device 7 and shell 10 and is connected.

Further, the axis of rotation 17 is installed to rotating device 7 below, horizontal toper tooth 18 is installed to axis of rotation 17 below, the horizontal toper tooth 18 outside is connected with perpendicular toper tooth 19, perpendicular toper tooth 19 outside and connecting axle 20 fixed connection, adjust knob 5 rotates with perpendicular toper tooth 19 through connecting axle 20 and is connected, axis of rotation 17 is connected with horizontal toper tooth 18 is embedded, the device is using the back pointer and probably because suddenly rotate the position that makes the later stage pointer and appear the deviation, operating personnel can make perpendicular toper tooth 19 rotate through adjusting bolt 5, drive horizontal toper tooth 18 simultaneously, make rotating device 7 rotate, thereby correct the pointer position, the very big adjustment of the device of being convenient for.

Further, outer pipe wall 13 middle part sets up to cavity, outer pipe wall 13 mid-mounting has a punching press pipe 14, punching press pipe 14 and pipeline mantle fiber 12 fixed connection, punching press pipe 14 surface scribbles rust-resistant spraying paint, punching press pipe 14 and punching press groove 8 fixed connection, punching press pipe 14 is installed in outer pipe wall 13 inboardly, the device is when the in-service use, outer pipe wall 13 can make the installation of device simple and easy more stable, when using the device simultaneously, atmospheric pressure directly passes through punching press pipe 14, difficult gas leakage, greatly strengthen the accuracy nature of device.

Further, the stamping groove 8 further comprises a spring 81, a sliding groove 82, a piston 83, a connecting pipe 84, a sliding frame 85, a push rod 86 and an outer wall 87, the connecting pipe 84 is arranged below the outer wall 87, the connecting pipe 84 is fixedly connected with the stamping pipe 14, the piston 83 is arranged above the connecting pipe 84, the piston 83 is fixedly connected with the push rod 86, the push rod 86 is arranged inside the sliding groove 82, the sliding frame 85 is arranged above the sliding groove 82, and the spring 81 is arranged inside the sliding frame 85.

Further, the sliding frame 85 is divided into an upper portion and a lower portion which are mutually connected in a sliding mode, the maximum compression length of the spring 81 is two centimeters, the stamping groove 8 is conical and the conical surface faces downwards, the external air pressure entering device can enable the piston 83 to move upwards, the push rod 86 is driven to move upwards to enable the sliding frame 85 to move, meanwhile, the spring 81 can be compressed, the rotating device 7 is enabled to operate, the air pressure is greatly convenient to transmit, and the benefit is provided for accurate measurement of the pressure gauge.

Further, the rotating device 7 further comprises a clamping block 71, an extrusion spring 72, a connecting hole 73, an outward extending rod 74, a connecting plate 75 and a clamping plate 76, the extrusion spring 72 is arranged on the inner side of the clamping plate 76, the connecting plate 75 is arranged below the extrusion spring 72, the upper portion of the connecting plate 75 is fixedly connected with the extrusion spring 72, the outward extending rod 74 is arranged above the extrusion spring 72, the clamping block 71 is arranged above the outward extending rod 74, and the connecting hole 73 is arranged in the middle portion below the clamping plate 76.

Further, the rotating shaft 17 is arranged on the inner side of the connecting hole 73, the clamping plate 76 is cylindrical, the elastic expansion range of the extrusion spring 72 is 0-1.5 cm, when the pressure gauge measures the pressure, the extrusion spring 72 can be extruded and deformed by the outside, the fixture block 71 above the extrusion spring 72 rotates, the deformation of the extrusion spring 72 is larger, the rotation of the fixture block 71 is more obvious, the rotary disc 9 rotates, the pointer 2 is effectively protected, meanwhile, the pressure is clearly distinguished, and the device is greatly convenient to measure.

The working principle is as follows: an operator firstly connects the device with the outside through the pipeline mantle fiber 12, the middle part of the outer pipe wall 13 is hollow, the middle part of the outer pipe wall 13 is provided with the stamping pipe 14, the stamping pipe 14 is fixedly connected with the pipeline mantle fiber 12, the installation of the device is simpler and more stable during actual operation, meanwhile, when the device is used, air pressure directly passes through the stamping pipe 14 and is not easy to leak, the outside air pressure enters the stamping groove 8 through the stamping pipe 14, the stamping groove 8 is arranged at the middle part below the shell 10, the piston 83 can be moved upwards by the air pressure, so that the push rod 86 is driven to move upwards to move the sliding frame 85, meanwhile, the spring 81 can be compressed, so that the rotating device 7 runs, the upper rotating device 7 runs through air pressure transmission, the extrusion spring 72 can be extruded and deformed by the outside, so that the fixture block 71 above the extrusion spring 72 rotates, and the deformation of the extrusion spring 72, the more pronounced the rotation of the latch 71 is, the more the dial 9 is rotated, and then the scale 3 above the dial 9 is read by the pointer 2.

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 vacuum capsule pressure gauge, comprising a rotating device (7) and a shell (10), characterized in that: the pipeline sleeve is characterized in that an upper cover (1) is arranged above the shell (10), a pointer (2) is arranged on the inner side of the middle of the upper cover (1), scales (3) are arranged on the outer side of the upper cover (1), a sealing ring (6) is arranged on the middle of the outer side of the shell (10), an adjusting knob (5) is arranged on the middle of the sealing ring (6), a mounting bolt (4) is arranged on the outer side of the lower portion of the shell (10), an outer pipe wall (13) is arranged on the left side of the lower portion of the shell (10), the outer side of the outer pipe wall (13) is fixedly connected with a pipeline mantle fiber (12) through a connecting bolt (11), a punching groove (8) is arranged below the inner side of the shell (10), a mounting shaft (16) is arranged above the punching groove (8), the punching groove (8) is arranged on the inner side of the mounting shaft (16), the upper portion of the mounting shaft (, the sealing plate is characterized in that a rotating device (7) is installed in the middle of the upper portion of the sealing plate (15), the upper portion of the rotating device (7) is fixedly connected with a rotary table (9), and the rotary table (9) is rotatably connected with the shell (10) through the rotating device (7).

2. The evacuated bellows pressure gauge according to claim 1, wherein: rotating shaft (17) is installed to rotating device (7) below, violently toper tooth (18) is installed to rotating shaft (17) below, violently toper tooth (18) outside is connected with perpendicular toper tooth (19), erect toper tooth (19) outside and connecting axle (20) fixed connection, adjust knob (5) are connected with perpendicular toper tooth (19) rotation through connecting axle (20), rotating shaft (17) are connected with horizontal toper tooth (18) are embedded.

3. The evacuated bellows pressure gauge according to claim 1, wherein: outer pipe wall (13) middle part sets up to cavity, outer pipe wall (13) mid-mounting has stamped pipe (14), stamped pipe (14) and pipeline mantle fiber (12) fixed connection, stamped pipe (14) surface scribbles rust-resistant paint spraying, stamped pipe (14) and stamping groove (8) fixed connection.

4. The evacuated bellows pressure gauge according to claim 1, wherein: stamping groove (8) still includes spring (81), spout (82), piston (83), connecting pipe (84), sliding frame (85), push rod (86) and outer wall (87), outer wall (87) below is provided with connecting pipe (84), connecting pipe (84) and punching press pipe (14) fixed connection, connecting pipe (84) top is provided with piston (83), piston (83) top and push rod (86) fixed connection, install in spout (82) inboard push rod (86), sliding frame (85) are installed to spout (82) top, spring (81) are installed to sliding frame (85) inboard.

5. The evacuated bellows pressure gauge according to claim 4, wherein: the sliding frame (85) is divided into an upper part and a lower part which are mutually connected in a sliding manner, the maximum compression length of the spring (81) is two centimeters, and the stamping groove (8) is conical and the conical surface faces downwards.

6. The evacuated bellows pressure gauge according to claim 1, wherein: the rotating device (7) further comprises a clamping block (71), an extrusion spring (72), a connecting hole (73), an outward extending rod (74), a connecting plate (75) and a clamping plate (76), the extrusion spring (72) is arranged on the inner side of the clamping plate (76), the connecting plate (75) is arranged below the extrusion spring (72), the upper portion of the connecting plate (75) is fixedly connected with the extrusion spring (72), the outward extending rod (74) is arranged above the extrusion spring (72), the clamping block (71) is arranged above the outward extending rod (74), and the connecting hole (73) is arranged in the middle of the lower portion of the clamping plate (76).

7. The evacuated bellows pressure gauge according to claim 6, wherein: the inner side of the connecting hole (73) is provided with a rotating shaft (17), the clamping plate (76) is cylindrical, and the elastic expansion range of the extrusion spring (72) is 0-1.5 cm.