CN210772675U

CN210772675U - Intelligent differential pressure controller

Info

Publication number: CN210772675U
Application number: CN201921765725.4U
Authority: CN
Inventors: 陈孝苗; 张毅杰; 陈斐然; 王文红
Original assignee: Ningbo Yizhou Wind Pressure Sensor Manufacturing Co ltd
Current assignee: Ningbo Yizhou Wind Pressure Sensor Manufacturing Co ltd
Priority date: 2019-10-21
Filing date: 2019-10-21
Publication date: 2020-06-16
Anticipated expiration: 2029-10-21

Abstract

The utility model discloses an intelligence differential pressure controller relates to differential pressure controller technical field, including controller main part, mounting panel and protection casing, the rear portion bilateral symmetry of controller main part is provided with erects the groove, the inside top of erecting the groove is provided with first mounting, and erects the inside below in groove and be provided with the second mounting, erect the inside centre in groove and be provided with first spring. The utility model discloses in, use through the cooperation between first mounting, the second mounting, erect the groove, first spring, first fixed slot and the second fixed slot, can make things convenient for the installation and the dismantlement of controller main part, the time of the required cost in the maintenance process has been reduced, and use through the cooperation between protection casing, connecting block, spout, shifting chute, spacing axle and the second spring, under the prerequisite that does not influence this controller use, protective properties has been increased, prevent that foreign object from colliding with and causing the damage to this controller, the practicality has been increased.

Description

Intelligent differential pressure controller

Technical Field

The utility model relates to a differential pressure controller technical field specifically is an intelligence differential pressure controller.

Background

In the pressure difference control of the positive pressure air supply system, an intelligent pressure difference controller is one of important parts, and the intelligent pressure difference controller is provided with a working indicator lamp, an alarm indicator lamp and an alarm buzzer. The intelligent pressure difference controller is used for detecting the pressure difference value between the front chamber/walkway or staircase and the front chamber, when the pressure difference value reaches a set value, the intelligent pressure difference controller outputs a switch signal, a control signal is connected to a control box positioned on the top of a building, and the control box outputs a control signal to control the start and stop of the bypass pressure release valve, so that the purposes of pressurizing, air supplying and pressure releasing are achieved. Therefore, an intelligent pressure differential controller is critical to positive pressure blower systems.

However, in the prior art, most of the intelligent differential pressure controllers are directly fixed on the wall through screws, so that the disassembly process is complex, the time spent in the maintenance process is increased, and the most of the intelligent differential pressure controllers do not have the protection effect on the control panel, so that foreign objects collide and are easy to damage the controllers, and the use effect is seriously affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an intelligence differential pressure controller to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an intelligence differential pressure controller, includes controller main part, mounting panel and protection casing, the rear portion bilateral symmetry of controller main part is provided with erects the groove, the inside top of erecting the groove is provided with first mounting, and is provided with the second mounting below erecting the inside in groove, it is provided with first spring to erect in the middle of the inside in groove, the mounting hole has been seted up on the mounting panel, the top bilateral symmetry of mounting panel is provided with first fixed slot, and the bottom bilateral symmetry of mounting panel is provided with the second fixed slot.

As a further aspect of the present invention: the mounting holes are four and are respectively arranged at four corners of the mounting plate.

As a further aspect of the present invention: the controller main part sets up with the mounting panel level, the perpendicular cross-section of first mounting and second mounting is "J" word shape, the top of first mounting and the bottom of second mounting all are in the outside of erecting the groove, the bottom of first mounting passes through first spring coupling with the top of second mounting, first mounting and first fixed slot looks adaptation, second mounting and second fixed slot looks adaptation.

As a further aspect of the present invention: the bilateral symmetry of controller main part is provided with the spout, and the inside bilateral symmetry of controller main part is provided with the shifting chute, inside one side of shifting chute is provided with spacing axle, and the inside downside of shifting chute is provided with the second spring, the top bilateral symmetry fixedly connected with protection casing of protection casing.

As a further aspect of the present invention: the utility model discloses a protection device for the elevator, including spout and shifting chute, protection casing level, spacing axle run through in the protection casing, spacing axle passes through clearance fit with the protection casing and is connected, and the upper end and the lower extreme of spacing axle pass through fixed connection with the top and the bottom inner wall of shifting chute respectively, the bottom of protection casing passes through second spring coupling with the bottom inner wall of shifting chute.

As a further aspect of the present invention: the protection casing is in the controller main part and keeps away from one side of mounting panel, the surface of protection casing is provided with the rubber pad.

Compared with the prior art, the beneficial effects of the utility model are that: through first mounting, the second mounting, erect the groove, first spring, cooperation between first fixed slot and the second fixed slot is used, can make things convenient for the installation and the dismantlement of controller main part, the time of overhauing the required cost in-process has been reduced, and use through the cooperation between protection casing, the connecting block, the spout, the shifting chute, spacing axle and the second spring, under the prerequisite that does not influence this controller use, protective properties has been increased, prevent that foreign object from colliding with and causing the damage to this controller, the practicality has been increased.

Drawings

Fig. 1 is a schematic structural diagram of an intelligent differential pressure controller.

Fig. 2 is a cross-sectional view of a front view of an intelligent differential pressure controller.

Fig. 3 is a sectional view of a side view of a controller body in an intelligent pressure differential controller.

The labels in the figure are: 1. a controller main body; 11. a chute; 12. a first fixing member; 13. a second fixing member; 14. A vertical slot; 15. a first spring; 16. a moving groove; 17. a limiting shaft; 18. a second spring; 2. mounting a plate; 21. mounting holes; 22. a first fixing groove; 23. a second fixing groove; 3. a protective housing; 4. and (4) connecting the blocks.

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 to 3, in an embodiment of the present invention, an intelligent differential pressure controller includes a controller main body 1, a mounting plate 2 and a protective housing 3, the controller main body 1 and the mounting plate 2 are horizontally disposed, vertical slots 14 are symmetrically disposed on both sides of a rear portion of the controller main body 1, a first fixing member 12 is disposed above an inner portion of each vertical slot 14, a second fixing member 13 is disposed below an inner portion of each vertical slot 14, a first spring 15 is disposed in the middle of the inner portion of each vertical slot 14, vertical cross sections of the first fixing member 12 and the second fixing member 13 are both in a "J" shape, a top portion of the first fixing member 12 and a bottom portion of the second fixing member 13 are disposed outside the vertical slots 14, a bottom portion of the first fixing member 12 is connected to a top portion of the second fixing member 13 through the first spring 15, mounting holes 21 are disposed on the mounting plate 2, four mounting holes 21 are disposed, the four mounting holes 21 are disposed at four corners of, the top two sides of the mounting plate 2 are symmetrically provided with first fixing grooves 22, the bottom two sides of the mounting plate 2 are symmetrically provided with second fixing grooves 23, the first fixing piece 12 is matched with the first fixing grooves 22, the second fixing piece 13 is matched with the second fixing grooves 23, the two sides of the controller main body 1 are symmetrically provided with sliding grooves 11, the two sides of the controller main body 1 are symmetrically provided with moving grooves 16, one side of the inside of each moving groove 16 is provided with a limiting shaft 17, the lower side of the inside of each moving groove 16 is provided with a second spring 18, the top two sides of the protection shell 3 are symmetrically and fixedly connected with a protection shell 3, the sliding grooves 11 are communicated with the adjacent sides of the moving grooves 16, the protection shell 3 is horizontally arranged inside the sliding grooves 11 and the moving grooves 16, the limiting shaft 17 penetrates through the protection shell 3, the limiting shaft 17 is connected with the protection shell 3 in a clearance fit manner, and the upper end and the lower end of the limiting shaft 17 are, the bottom of the protective shell 3 is connected with the inner wall of the bottom of the moving groove 16 through a second spring 18, the protective shell 3 is positioned on one side of the controller main body 1, which is far away from the mounting plate 2, and a rubber pad is arranged on the outer surface of the protective shell 3.

The utility model discloses a theory of operation is: during the installation process, a user firstly fixes the mounting plate 2 on the wall through the mounting hole 21, then respectively applies an upward and downward force to the first fixing member 12 and the second fixing member 13, so that the first fixing member 12 and the second fixing member 13 stretch the first spring 15 and move oppositely, then the ends of the first fixing member 12 and the second fixing member 13 outside the vertical groove 14 are respectively placed at the first fixing groove 22 and the second fixing groove 23, at this time, the force applied to the first fixing member 12 and the second fixing member 13 is released, the first fixing member 12 and the second fixing member 13 are driven to move oppositely through the elasticity of the first spring 15, so that the ends of the first fixing member 12 and the second fixing member 13 outside the vertical groove 14 respectively enter the first fixing groove 22 and the second fixing groove 23, thus completing the installation of the controller, during the use process, by applying a vertical downward force to the protective shell 3, make protection casing 3 drive connecting block 4 extrusion second spring 18 downstream, until remove to protection casing 3 and do not block the user and watch the control panel who uses controller main part 1 surface, when need not watch the use to control panel, remove the power of exerting force to protection casing 3, the elasticity through second spring 18 drives connecting block 4 rebound this moment, connecting block 4 drives protection casing 3 rebound, until protection casing 3 blocks the control panel on controller main part 1 surface, the guard action has been played.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an intelligence differential pressure controller, includes controller main part (1), mounting panel (2) and protective housing (3), its characterized in that: the rear portion bilateral symmetry of controller main part (1) is provided with erects groove (14), the inside top of erecting groove (14) is provided with first mounting (12), and is provided with second mounting (13) below the inside of erecting groove (14), be provided with first spring (15) in the middle of erecting the inside of groove (14), mounting hole (21) have been seted up on mounting panel (2), the top bilateral symmetry of mounting panel (2) is provided with first fixed slot (22), and the bottom bilateral symmetry of mounting panel (2) is provided with second fixed slot (23).

2. An intelligent pressure differential controller as claimed in claim 1, wherein: the mounting holes (21) are four, and the four mounting holes (21) are respectively arranged at four corners of the mounting plate (2).

3. An intelligent pressure differential controller as claimed in claim 1, wherein: the controller main part (1) and mounting panel (2) level set up, the perpendicular cross-section of first mounting (12) and second mounting (13) is "J" word shape, the top of first mounting (12) and the bottom of second mounting (13) all are in the outside of erecting groove (14), the bottom of first mounting (12) and the top of second mounting (13) are connected through first spring (15), first mounting (12) and first fixed slot (22) looks adaptation, second mounting (13) and second fixed slot (23) looks adaptation.

4. An intelligent pressure differential controller as claimed in claim 1, wherein: the bilateral symmetry of controller main part (1) is provided with spout (11), and the inside bilateral symmetry of controller main part (1) is provided with shifting chute (16), inside one side of shifting chute (16) is provided with spacing axle (17), and the inside downside of shifting chute (16) is provided with second spring (18), the top bilateral symmetry fixedly connected with protection casing (3) of protection casing (3).

5. An intelligent pressure differential controller as claimed in claim 4, wherein: the utility model discloses a safety protection device for automobile engine, including spout (11) and shifting chute (16), protection casing (3) level sets up in the inside of spout (11) and shifting chute (16), spacing axle (17) run through in protection casing (3), spacing axle (17) are connected through clearance fit with protection casing (3), and the upper end and the lower extreme of spacing axle (17) pass through fixed connection with the top and the bottom inner wall of shifting chute (16) respectively, the bottom of protection casing (3) is connected through second spring (18) with the bottom inner wall of shifting chute (16).

6. An intelligent pressure differential controller as claimed in claim 1, wherein: the protection casing (3) is located the controller main part (1) and keeps away from one side of mounting panel (2), the surface of protection casing (3) is provided with the rubber pad.