CN219455382U

CN219455382U - Explosion-proof pressure gauge

Info

Publication number: CN219455382U
Application number: CN202320709117.1U
Authority: CN
Inventors: 钟天顺; 钟鸿燕; 王泽云
Original assignee: Hebei Taihua Instrument Technology Co ltd
Current assignee: Hebei Taihua Instrument Technology Co ltd
Priority date: 2023-04-03
Filing date: 2023-04-03
Publication date: 2023-08-01
Anticipated expiration: 2033-04-03

Abstract

The utility model discloses an explosion-proof pressure gauge, which comprises a bottom plate, wherein a pressure gauge body is fixed at the top of the bottom plate, a pressure joint penetrating through the bottom plate is fixed at the bottom of the pressure gauge body, an elastic touch switch is arranged on the outer wall of the pressure gauge body and positioned in the pressure gauge body, the touch switch is positioned at a set position with a larger pressure value, a pointer in contact with the touch switch is arranged in the pressure gauge body, a first protection plate and a second protection plate which cover the front surface of the pressure gauge body are arranged on the front surface of the pressure gauge body, and a driving assembly for driving the first protection plate and the second protection plate is arranged at the top of the bottom plate. The utility model automatically controls the first protection plate 14 and the second protection plate to be close to each other, covers and protects the protection screen of the pressure gauge body, prevents the display screen and the pressure gauge body from splashing caused by excessive explosion, and has effective explosion-proof protection effect.

Description

Explosion-proof pressure gauge

Technical Field

The utility model relates to the technical field of pressure gauges, in particular to an explosion-proof pressure gauge.

Background

The pressure gauge is a meter which takes an elastic element as a sensitive element and measures and indicates the pressure higher than the ambient pressure, is very common in application, and almost extends to all industrial processes and scientific research fields. Is widely visible in the fields of heating power pipe networks, oil and gas transmission, water and gas supply systems, vehicle maintenance factories, shops and the like. In particular, in the industrial process control and technical measurement process, the mechanical pressure gauge is increasingly widely used due to the characteristics of high mechanical strength, convenient production and the like of the elastic sensitive element of the mechanical pressure gauge.

The conventional pressure gauge on the market has the following problems in use: 1. when the traditional pressure gauge is used, the traditional pressure gauge generally does not have an explosion-proof function, and when the pressure born by the pressure gauge exceeds the maximum value of the pressure gauge, the explosion is easy to happen; 2. when explosion happens, the traditional pressure gauge has strong energy, is easy to cause injury to a user, is inconvenient for the user to use, and reduces the practicability of the traditional pressure gauge.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides an explosion-proof pressure gauge.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides an explosion-proof type manometer, includes the bottom plate, the top of bottom plate is fixed with the manometer body, manometer body bottom is fixed with the pressure joint that passes the bottom plate, the inside elastic touch switch that has of manometer body is installed to manometer body outer wall, and touch switch is located the great pressure value position of settlement, the internally mounted of manometer body has the pointer with touch switch contact, the positive first guard plate and the second guard plate of cover manometer body are installed to the front of manometer body, the drive assembly of drive first guard plate and second guard plate is installed at the top of bottom plate.

As a further scheme of the utility model, the top of the bottom plate is fixedly provided with a mounting frame, the driving assembly comprises a bidirectional motor fixed at the front end of the mounting frame, an output shaft of the bidirectional motor penetrates through the mounting frame to be fixedly provided with a driving wheel, the driving wheel is meshed with a first driven wheel, the first driven wheel is meshed with a second driven wheel, and the first protection plate and the second protection plate are respectively connected with the first driven wheel and the second driven wheel.

As a further scheme of the utility model, the first driven wheel and the second driven wheel are both rotatably connected to the inner wall of the mounting frame, and the first protection plate and the second protection plate are respectively fixed with the connecting plates fixed on the back surfaces of the first driven wheel and the second driven wheel.

As a further scheme of the utility model, the tops of the first protection plate and the second protection plate are respectively fixed with a sliding plate, the back surface of the sliding plate is fixed with a side plate, and the side plates are rotationally connected to a connecting block on the back surface of the pressure gauge body through connecting rods.

As a further scheme of the utility model, a chute is arranged on the back surface of the pressure gauge body, and the inner wall of the side plate is rotationally connected with a rolling ball embedded in the chute.

As a further scheme of the utility model, connecting frames are fixed on two sides of the top of the bottom plate, and the top of each connecting frame is rotatably connected with a supporting seat.

As a further scheme of the utility model, the shape of the supporting seat is an arc structure, and the top of the supporting seat is provided with an arc clamping groove.

The beneficial effects of the utility model are as follows:

the utility model comprises the following steps: the manometer body is at normal work, pointer pivoted angle can not touch switch, first guard plate and second guard plate present the expansion state, can be convenient for show the numerical value of the inside pointer mark of manometer body, when pressure too big, the pointer rotates and touches touch switch, because touch switch has certain elasticity, can not hinder the swing of pointer, and make touch switch start two-way motor work, two-way motor drive action wheel rotates, first follow driving wheel work of pivoted action wheel drive and second follow driving wheel work, make first guard plate and second guard plate be close to each other, cover the protection to the guard screen of manometer body, prevent that display screen and manometer body from causing splashing because of the too big explosion of pressure, have effectual explosion-proof protection effect.

The utility model comprises the following steps: the top of first guard plate and second guard plate all is fixed with the slide, and the back of slide is fixed with the curb plate, and the curb plate passes through the connecting rod to be rotated and is connected on the connecting block at manometer body back, and the spout is seted up at the back of manometer body, and the inner wall of curb plate rotates and is connected with the spin of gomphosis in the spout, utilizes the curb plate to rotate along with first guard plate and second guard plate, makes the comparatively stable rotation of first guard plate and second guard plate on the one hand, on the other hand has better guard action to the manometer body back.

The utility model comprises the following steps: the connecting frame is fixed on two sides of the top of the bottom plate, the supporting seat is connected to the top of the connecting frame in a rotating mode, the supporting seat is of an arc-shaped structure, the arc-shaped clamping groove is formed in the top of the supporting seat, the first protection plate and the second protection plate which are unfolded can be embedded in the arc-shaped clamping groove through the arrangement of the supporting seat, and the first protection plate and the second protection plate can be well supported.

Drawings

Fig. 1 is a schematic perspective view of an explosion-proof pressure gauge according to the present utility model;

fig. 2 is a schematic view of a partial perspective structure of an explosion-proof pressure gauge according to the present utility model;

FIG. 3 is an enlarged schematic view of the explosion-proof pressure gauge shown in FIG. 2A;

fig. 4 is a schematic view of a back perspective structure of an explosion-proof pressure gauge according to the present utility model.

In the figure: 1. a bottom plate; 2. a pressure gauge body; 3. a mounting frame; 4. a pressure joint; 5. a support base; 6. a connecting frame; 7. a pointer; 8. a touch switch; 9. a bi-directional motor; 10. a driving wheel; 11. a first driven wheel; 12. a second driven wheel; 13. a connecting plate; 14. a first protection plate; 15. a second protection plate; 16. a slide plate; 17. a side plate; 18. and (5) connecting a block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

Referring to fig. 1-4, an explosion-proof pressure gauge comprises a bottom plate 1, wherein a pressure gauge body 2 is fixed at the top of the bottom plate 1, a pressure joint 4 penetrating through the bottom plate 1 is fixed at the bottom of the pressure gauge body 2, a touch switch 8 with elasticity is arranged on the outer wall of the pressure gauge body 2, the touch switch 8 is arranged at a preset position with a larger pressure value, a pointer 7 in contact with the touch switch 8 is arranged in the pressure gauge body 2, a first protection plate 14 and a second protection plate 15 covering the front surface of the pressure gauge body 2 are arranged on the front surface of the pressure gauge body 2, and a driving assembly for driving the first protection plate 14 and the second protection plate 15 is arranged at the top of the bottom plate 1.

In this embodiment, the top of the base plate 1 is fixed with a mounting frame 3, the driving assembly includes a bidirectional motor 9 fixed at the front end of the mounting frame 3, an output shaft of the bidirectional motor 9 passes through the mounting frame 3 and is fixed with a driving wheel 10, the driving wheel 10 is meshed with a first driven wheel 11, the first driven wheel 11 is meshed with a second driven wheel 12, and a first protection plate 14 and a second protection plate 15 are respectively connected with the first driven wheel 11 and the second driven wheel 12.

In this embodiment, the first driven wheel 11 and the second driven wheel 12 are both rotatably connected to the inner wall of the mounting frame 3, and the first protection plate 14 and the second protection plate 15 are respectively fixed to the connection plates 13 fixed to the back surfaces of the first driven wheel 11 and the second driven wheel 12.

In this embodiment, the top of first guard plate 14 and second guard plate 15 all is fixed with slide 16, and the back of slide 16 is fixed with curb plate 17, and curb plate 17 passes through the connecting rod and rotates to be connected on the connecting block 18 at manometer body 2 back, and the spout is seted up at the back of manometer body 2, and the inner wall of curb plate 17 rotates to be connected with the spin of gomphosis in the spout, utilizes curb plate 17 to rotate along with first guard plate 14 and second guard plate 15, makes the comparatively stable rotation of first guard plate 14 and second guard plate 15 on the one hand, on the other hand has better guard action to manometer body 2 back.

In this embodiment, link 6 is fixed with in the top both sides of bottom plate 1, and the top of link 6 rotates and is connected with supporting seat 5, and the shape of supporting seat 5 is arc structure, and arc draw-in groove has been seted up at the top of supporting seat 5, utilizes the setting of supporting seat 5 for the bottom of the first guard plate 14 of expansion and second guard plate 15 can be gomphosis in the arc draw-in groove, can carry out better support to first guard plate 14 and second guard plate 15.

Working principle: during the use, manometer body 2 during normal work, pointer 7 pivoted angle can not touch switch 8, first guard plate 14 and second guard plate 15 present the expansion state, can be convenient for show the numerical value of the inside pointer 7 mark of manometer body 2, when pressure is too big, pointer 7 rotates and touches touch switch 8, because touch switch 8 has certain elasticity, can not hinder the swing of pointer 7, and make touch switch 8 start bi-directional motor 9 work, bi-directional motor 9 drives action wheel 10 rotation, pivoted action wheel 10 drives first driven wheel 11 work and second driven wheel 12 work, make first guard plate 14 and second guard plate 15 be close to each other, cover the protection to the guard shield of manometer body 2, prevent that display screen and manometer body 2 from causing the splash because of the too big explosion of pressure, have effectual explosion-proof protection effect.

Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the present application described herein may be capable of being practiced otherwise than as specifically illustrated and described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides an explosion-proof type manometer, includes bottom plate (1), its characterized in that, the top of bottom plate (1) is fixed with manometer body (2), manometer body (2) bottom is fixed with pressure joint (4) that pass bottom plate (1), inside elastic touch switch (8) that have of manometer body (2) are installed to manometer body (2) outer wall, and touch switch (8) are located the great pressure value position of settlement, the internally mounted of manometer body (2) has pointer (7) with touch switch (8) contact, first guard plate (14) and second guard plate (15) of cover manometer body (2) positive are installed in the front of manometer body (2), the drive assembly of first guard plate (14) of drive and second guard plate (15) is installed at the top of bottom plate (1).

2. An explosion-proof pressure gauge according to claim 1, wherein the top of the bottom plate (1) is fixed with a mounting frame (3), the driving assembly comprises a bidirectional motor (9) fixed at the front end of the mounting frame (3), an output shaft of the bidirectional motor (9) penetrates through the mounting frame (3) to be fixed with a driving wheel (10), the driving wheel (10) is meshed with a first driven wheel (11), the first driven wheel (11) is meshed with a second driven wheel (12), and the first protection plate (14) and the second protection plate (15) are respectively connected with the first driven wheel (11) and the second driven wheel (12).

3. An explosion-proof pressure gauge according to claim 2, wherein the first driven wheel (11) and the second driven wheel (12) are both rotatably connected to the inner wall of the mounting frame (3), and the first protection plate (14) and the second protection plate (15) are respectively fixed with a connecting plate (13) fixed on the back of the first driven wheel (11) and the second driven wheel (12).

4. An explosion-proof pressure gauge according to claim 3, wherein the tops of the first protection plate (14) and the second protection plate (15) are both fixed with a sliding plate (16), the back of the sliding plate (16) is fixed with a side plate (17), and the side plate (17) is rotatably connected to a connecting block (18) on the back of the pressure gauge body (2) through a connecting rod.

5. An explosion-proof pressure gauge according to claim 4, wherein the back of the pressure gauge body (2) is provided with a chute, and the inner wall of the side plate (17) is rotatably connected with a rolling ball embedded in the chute.

6. An explosion-proof pressure gauge according to claim 1, wherein the two sides of the top of the bottom plate (1) are fixedly provided with connecting frames (6), and the top of the connecting frames (6) is rotatably connected with a supporting seat (5).

7. The explosion-proof pressure gauge according to claim 6, wherein the shape of the supporting seat (5) is an arc structure, and an arc clamping groove is formed in the top of the supporting seat (5).