CN209819810U - Differential pressure accurate control device for purifying air conditioning system - Google Patents

Abstract

The utility model relates to a purify the relevant technical field of air conditioner, and a purify accurate controlling means of pressure differential for air conditioning system is disclosed, the clock dial plate comprises a dial plate, the equal fixedly connected with location lug in side about the clock dial plate, the bottom fixedly connected with adjusting box of clock dial plate, two interfaces have been seted up to the bottom of clock dial plate, the bottom port of two interfaces all runs through the top of adjusting box and extends to the inboard of adjusting box, the equal fixedly connected with upper connection pad of bottom port of two interfaces, two activity through-holes have been seted up to the bottom both sides of adjusting box, the equal fixed mounting of two activity through-holes departments has the spacing ring, the inboard equal activity interlude of two spacing rings has a joint, the inboard that corresponding activity through-hole was run through respectively to the top one end of two joints extends. The pressure difference accurate control device for the air-conditioning purification system enables the port of the connecting joint and the pipeline interface of the machine body to be matched and butted with each other, and further effectively reduces the installation and connection deviation between the device and the machine body.

Description

Differential pressure accurate control device for purifying air conditioning system

Technical Field

The utility model relates to a purify the relevant technical field of air conditioner, specifically be a purify air conditioning system and use accurate controlling means of pressure differential.

Background

The most common method for maintaining the temperature, humidity, wind speed, pressure and cleanliness of the clean room is to continuously feed a certain amount of treated air into the clean room to eliminate various thermal and humidity interferences and dust pollution inside and outside the clean room, the precise differential pressure control device of the clean air conditioner is used to control the internal and external differential pressure of the radial air conditioner, the differential pressure controller combines two pressure elements with high sensitivity, once the two pressure elements are changed, the switch mechanism is caused to act to control equipment such as a motor-driven valve, the switch mechanism provides the non-rapid action (floating) action of the SPDT, so the shared movable contact can contact one of the two fixed contacts or stay between the two fixed contacts, the precise differential pressure control device of the clean air conditioner is fixedly installed on the machine body through bolts when in use, but the precise differential pressure control device has some deviation when being installed with the pipe connection between the machine body, the installation of the pressure difference accurate control device has larger deviation, and the stability of the installation mechanism of the equipment is reduced, so that the pressure difference accurate control device for the novel purifying air-conditioning system is required to reduce the connection deviation between the pipelines of the device.

SUMMERY OF THE UTILITY MODEL

The problem of current pressure differential accurate control device when installing between the rain organism pipeline connection distance have certain deviation and cause the equipment unstable is solved.

A differential pressure accurate control device for a purification air conditioning system comprises a dial plate, wherein the left side surface and the right side surface of the dial plate are fixedly connected with positioning lugs, the bottom of the dial plate is fixedly connected with an adjusting box, the bottom of the dial plate is provided with two interfaces, the bottom ports of the two interfaces penetrate through the top of the adjusting box and extend to the inner side of the adjusting box, the bottom ports of the two interfaces are fixedly connected with upper connecting discs, two movable through holes are arranged at the two sides of the bottom of the adjusting box, limiting rings are fixedly arranged at the positions of the two movable through holes, connecting joints are movably inserted in the inner sides of the two limiting rings, one ends of the tops of the two connecting joints penetrate through the inner sides of the corresponding movable through holes and extend to the inner side of the adjusting box, one ends of the tops of the two connecting joints are fixedly connected with lower connecting discs, and high-pressure telescopic pipes are, the bottom intermediate position of adjusting box has seted up the mounting hole, the inboard activity interlude of mounting hole has the polished rod, the top one end of polished rod extends to the inner chamber top of adjusting box, the mounting groove has been seted up at the inner chamber top of adjusting box, the inboard at the mounting groove is passed through miniature bearing frame movable mounting to the top one end of polished rod, the external screw thread has been seted up at the inner chamber part that is located adjusting box to the polished rod, the external screw thread part threaded connection on the polished rod has movable silk covering, the equal fixedly connected with synchronizing bar of side, two about the movable silk covering the synchronizing bar is keeping away from the one end of movable silk covering respectively with two next connection pads fixed connection.

Preferably, the positioning lugs on two sides of the dial are symmetrically arranged about the dial, and threaded through holes are formed in the front faces of the two positioning lugs.

Preferably, the high-pressure telescopic pipe can be an anti-corrosion rubber telescopic pipe, and the top opening of the high-pressure telescopic pipe is large and the bottom opening of the high-pressure telescopic pipe is small.

Preferably, the two upper connecting discs are located right above the corresponding lower connecting discs, and the outer diameters of the two lower connecting discs are larger than the inner diameter of the movable through hole.

Preferably, the fit relation between the connecting joint and the inner side wall of the corresponding movable through hole is clearance fit, and the fit relation between the connecting joint and the inner side wall of the corresponding limiting ring is transition fit.

Preferably, the two connecting joints are symmetrically arranged about the polish rod, and a star-shaped handle is fixedly connected to the bottom of the polish rod.

Compared with the prior art:

(1) purify air conditioning system and use accurate controlling means of pressure differential, through setting up the dial plate, the regulating box, the interface, upper connection pad, next connection pad, the spacing ring, polished rod and miniature bearing do and the movable silk cover is mutually supported, pass through bolt fixed mounting on the air conditioner organism at the device, there is certain vertical deviation distance between two attach fittings on the device and the pipe joint on the air conditioner organism, it is rotatory to rotate star type handle, make the polished rod rotate, thereby make the external screw thread drive movable silk cover and move about, thereby make movable silk cover drive two attach fittings through the synchronizing bar and move about, thereby make attach fitting's port and organism pipeline interface mutually support the butt joint, and then effectual reduction device and organism between erection joint's deviation.

(2) Purify accurate controlling means of pressure differential for air conditioning system, through setting up interface, upper connection pad, next connection pad and the flexible pipe of high pressure and mutually support, when equipment uses, during the position of attach fitting is adjusted, make attach fitting drive the flexible pipe of high pressure through next connection pad and move about, thereby make the flexible pipe of high pressure compressed or tensile, the connectivity between the mechanism in the guarantee dial plate, the attach fitting of the device of being convenient for is adjusted, guarantees the stability of complex between the structure.

Drawings

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

fig. 2 is a schematic view of the present invention.

In the figure: 1 dial plate, 2 locating lugs, 3 adjusting boxes, 4 interfaces, 5 upper connecting discs, 6 movable through holes, 7 lower connecting discs, 8 high-pressure telescopic pipes, 9 limiting rings, 10 connecting joints, 11 mounting holes, 12 polished rods, 13 external threads, 14 mounting grooves, 15 miniature bearing seats, 16 movable screw sleeves and 17 synchronizing rods.

Detailed Description

As shown in fig. 1-2, the utility model provides a technical solution: a pressure difference accurate control device for a purification air conditioning system comprises a dial plate 1, wherein the left side surface and the right side surface of the dial plate 1 are fixedly connected with positioning convex blocks 2, the positioning convex blocks 2 on the two sides of the dial plate 1 are symmetrically arranged around the dial plate 1, the front surfaces of the two positioning convex blocks 2 are respectively provided with a threaded through hole, the bottom of the dial plate 1 is fixedly connected with an adjusting box 3, the bottom of the dial plate 1 is provided with two interfaces 4, the bottom ports of the two interfaces 4 respectively penetrate through the top of the adjusting box 3 and extend to the inner side of the adjusting box 3, the bottom ports of the two interfaces 4 are respectively fixedly connected with an upper connecting disc 5, the two sides of the bottom of the adjusting box 3 are provided with two movable through holes 6, limiting rings 9 are respectively and fixedly arranged at the positions of the two movable through holes 6, connecting joints 10 are respectively and movably inserted at the inner sides of the two limiting rings 9, one end of the top of each of the two connecting joints 10 is fixedly connected with a lower connecting disc 7, a high-pressure telescopic pipe 8 is fixedly connected between the corresponding upper connecting disc 5 and the corresponding lower connecting disc 7, the two upper connecting discs 5 are positioned right above the corresponding lower connecting disc 7, the outer diameter of the two lower connecting discs 7 is larger than the inner diameter of the movable through hole 6, the high-pressure telescopic pipe 8 can be an anticorrosive rubber telescopic pipe, the opening of the top of the high-pressure telescopic pipe 8 is large, the opening of the bottom of the high-pressure telescopic pipe is small, the matching relation between the connecting joint 10 and the inner side wall of the corresponding movable through hole 6 is clearance fit, the matching relation between the connecting joint 10 and the inner side wall of the corresponding limiting ring 9 is transition fit, the middle position of the bottom of the adjusting box 3 is provided with an installation hole 11, a polished rod 12 is movably inserted in the inner side, the top one end of polished rod 12 is through micro bearing frame 15 movable mounting in the inboard of mounting groove 14, polished rod 12 has seted up external screw thread 13 lieing in the 3 inner chamber parts of regulating box, the partial threaded connection of external screw thread 13 on polished rod 12 has movable silk covering 16, two attach fitting 10 are about polished rod 12 symmetry setting, the bottom fixedly connected with star type handle of polished rod 12, the equal fixedly connected with synchronizing bar 17 of side about movable silk covering 16, two synchronizing bar 17 are keeping away from the one end of movable silk covering 16 respectively with two lower connection pads 7 fixed connection.

When the equipment uses, there is certain vertical deviation distance between the pipe joint on two attach fitting 10 on the device and the air conditioner organism, it is rotatory to rotate the star type handle, make polished rod 12 rotate, thereby make external screw thread 13 drive movable silk cover 16 and move about, thereby make movable silk cover 16 drive two attach fitting 10 through synchronizing bar 17 and move about, thereby make the port and the organism pipeline interface of attach fitting 10 mutually support the butt joint, thereby make the flexible pipe 8 of high pressure compressed or tensile, the connectivity between the mechanism in the guarantee dial plate 1, the attach fitting 10 of the device of being convenient for adjusts, the stability of complex between the guarantee structure.

Claims (6)

1. The utility model provides a purify accurate controlling means of pressure differential for air conditioning system, includes dial plate (1), its characterized in that: the dial plate comprises a dial plate (1), wherein the left side surface and the right side surface of the dial plate (1) are both fixedly connected with positioning lugs (2), the bottom of the dial plate (1) is fixedly connected with an adjusting box (3), the bottom of the dial plate (1) is provided with two interfaces (4), the bottom ports of the two interfaces (4) both penetrate through the top of the adjusting box (3) and extend to the inner side of the adjusting box (3), the bottom ports of the two interfaces (4) are both fixedly connected with an upper connecting disc (5), two movable through holes (6) are arranged on both sides of the bottom of the adjusting box (3), limiting rings (9) are both fixedly arranged at the positions of the two movable through holes (6), connecting joints (10) are movably inserted in the inner sides of the two limiting rings (9), one ends of the tops of the two connecting joints (10) respectively penetrate through the inner sides of the corresponding movable through holes (6) and extend, the top ends of the two connecting joints (10) are fixedly connected with a lower connecting disc (7), a high-pressure telescopic pipe (8) is fixedly connected between the corresponding upper connecting disc (5) and the lower connecting disc (7), a mounting hole (11) is formed in the middle of the bottom of the adjusting box (3), a polished rod (12) is movably inserted into the inner side of the mounting hole (11), one top end of the polished rod (12) extends to the top of the inner cavity of the adjusting box (3), a mounting groove (14) is formed in the top of the inner cavity of the adjusting box (3), one top end of the polished rod (12) is movably mounted on the inner side of the mounting groove (14) through a miniature bearing seat (15), an external thread (13) is formed in the inner cavity of the adjusting box (3), and a part of the external thread (13) on the polished rod (12) is in threaded connection with a movable thread sleeve, the left side surface and the right side surface of the movable thread sleeve (16) are fixedly connected with synchronous rods (17), and one ends, far away from the movable thread sleeve (16), of the two synchronous rods (17) are fixedly connected with the two lower connecting discs (7) respectively.

2. The pressure difference accurate control device for the purification air-conditioning system according to claim 1, characterized in that: the dial plate is characterized in that the positioning lugs (2) on two sides of the dial plate (1) are symmetrically arranged relative to the dial plate (1), and threaded through holes are formed in the front faces of the positioning lugs (2).

3. The pressure difference accurate control device for the purification air-conditioning system according to claim 1, characterized in that: the high-pressure telescopic pipe (8) can be an anticorrosive rubber telescopic pipe, and the top opening of the high-pressure telescopic pipe (8) is large and the bottom opening is small.

4. The pressure difference accurate control device for the purification air-conditioning system according to claim 1, characterized in that: the two upper connecting discs (5) are positioned right above the corresponding lower connecting discs (7), and the outer diameters of the two lower connecting discs (7) are larger than the inner diameter of the movable through hole (6).

5. The pressure difference accurate control device for the purification air-conditioning system according to claim 1, characterized in that: the fitting relationship between the connecting joint (10) and the inner side wall of the corresponding movable through hole (6) is clearance fit, and the fitting relationship between the connecting joint (10) and the inner side wall of the corresponding limiting ring (9) is transition fit.

6. The pressure difference accurate control device for the purification air-conditioning system according to claim 1, characterized in that: the two connecting joints (10) are symmetrically arranged relative to the polish rod (12), and the bottom of the polish rod (12) is fixedly connected with a star-shaped handle.