CN210178936U

CN210178936U - Control valve for operation of new energy automobile

Info

Publication number: CN210178936U
Application number: CN201921029950.1U
Authority: CN
Inventors: Qingzhen Liu; 刘清贞
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-03
Filing date: 2019-07-03
Publication date: 2020-03-24
Anticipated expiration: 2029-07-03

Abstract

The utility model discloses a control valve for new energy automobile operation, the water control valve comprises a valve body, the inside of valve body is provided with the valve rod that runs through the valve gap, the both sides of valve body all are fixed with the connector, the outside of connector is provided with the flange interface, threaded sleeve has been cup jointed in the outside of connecting pipe, the inside of valve gap is provided with the filler, the both ends of filler all are provided with the filler and keep off the pad. The utility model discloses a filler of the polyimide material that sets up keeps off and fills up, when the skew takes place in the valve rod motion, because the filler keeps off and fills up and has certain elasticity, make the hole that the filler kept off the pad hug closely the valve rod all the time, filled the clearance that appears between valve rod and the upper and lower filler pressure pad, avoided the medium to reveal, through with the connecting pipe in the plug-in connector, rotatory thread bush connects connecting pipe and connector, fix connecting pipe and valve body through the flange interface, the stability of connecting has been improved, avoid the medium to reveal.

Description

Control valve for operation of new energy automobile

Technical Field

The utility model relates to a new energy automobile control valve technical field specifically is a control valve for new energy automobile operation.

Background

The control valve receives control signals output by the adjusting control unit, and changes final control elements of parameters such as medium flow, pressure, temperature, liquid level and the like by means of power operation, and is commonly used for controlling various systems of the new energy automobile.

The connection of current control valve body and trachea adopts flange joint or screwed connection usually, easily causes the not hard up of sealing material and bolt after long-time the use, leads to the medium to reveal, and packs and press the pad and the valve rod clearance is less, can cause the wearing and tearing of valve rod for the packing damage appears exposing, and when the clearance is great, can aggravate the wriggling and the loss of packing in the clearance under the effect of pressure, has reduced the life who packs.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the connection of current control valve body and trachea and adopt flange joint or screw connection usually, easily cause the not hard up of sealing material and bolt after long-time the use, lead to the medium to reveal, and pack pressure pad and valve rod clearance when less, can cause the wearing and tearing of valve rod, make the packing damage, appear exposing, when the clearance is great, can aggravate the wriggling and the loss of packing in the clearance under the effect of pressure, the life's of packing problem has been reduced, a control valve for new energy automobile operation is provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a control valve for new energy automobile operation, includes the valve body, the upper end of valve body is connected with the valve gap, valve body and valve gap contact position department are provided with sealed the pad, the inside of valve body is provided with the valve rod that runs through the valve gap, the bottom of valve rod is connected with the valve clack, sealed piece is installed to the bottom of valve clack, the inside of valve body is provided with the disk seat, the rubber pad is installed to the upper end of disk seat, the both sides of valve body all are fixed with the connector, the outside of connector is provided with the flange interface, the inside of connector is pegged graft and is had the connecting pipe, the threaded sleeve pipe has been cup jointed in the outside of connecting pipe, the inside of valve gap is provided with the filler, the both ends of filler all are provided with filler fender pad, two the filler keeps.

Preferably, the cross section of the sealing gasket is of a trapezoid structure, and the valve cover is fixedly connected with the valve body through a bolt.

Preferably, the material of sealing block is carbide, and sealing block and valve clack welding, rubber pad and disk seat bonding.

Preferably, the valve rod is connected with the valve clack through threads, and the cross section of the bottom end of the valve clack is of an arc-shaped structure.

Preferably, the material of the filler baffle pad is polyimide, and the material of the filler is graphite.

Preferably, the surface of connector is provided with the external screw thread, threaded sleeve's inner wall is provided with the internal thread with external screw thread assorted, and threaded sleeve's inside is provided with the rubber circle, the outside of connecting pipe is provided with the flange interface.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a filler of the polyimide material that sets up keeps off and fills up, when the skew takes place in the valve rod motion, because the filler keeps off and fills up certain elasticity, make the hole that the filler kept off the pad hug closely the valve rod all the time, the clearance that appears between valve rod and the upper and lower filler pressure pad has been filled, the wriggling and the outflow of filler have been blockked, thereby the loss of filler has been reduced, the life of filler has been improved, medium leakage has been avoided simultaneously, through in inserting the connector with the connecting pipe, rotatory thread bush is connected connecting pipe and connector, fix connecting pipe and valve body through the flange interface, the stability of connection has been improved, avoid the medium to reveal.

Drawings

Fig. 1 is a schematic view of the internal structure of the control valve of the present invention;

FIG. 2 is an enlarged view of A of the present invention;

fig. 3 is an enlarged view of B of the present invention;

fig. 4 is an exploded view of the flange connection of the present invention.

In the figure: 1. a valve body; 2. a flange interface; 3. a valve cover; 4. a gasket; 5. a valve stem; 6. a valve flap; 7. a valve seat; 8. a rubber pad; 9. a sealing block; 10. pressing a cap by filling; 11. a filler; 12. a filler stop pad; 13. a packing press pad; 14. a connector; 15. a connecting pipe; 16. a threaded bushing.

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 control valve for operation of a new energy automobile includes a valve body 1, a valve cover 3 is connected to the upper end of the valve body 1, a sealing gasket 4 is arranged at a contact position between the valve body 1 and the valve cover 3, a valve rod 5 penetrating through the valve cover 3 is arranged inside the valve body 1, a valve flap 6 is connected to the bottom end of the valve rod 5, a sealing block 9 is installed at the bottom end of the valve flap 6, a valve seat 7 is arranged inside the valve body 1, a rubber pad 8 is installed at the upper end of the valve seat 7, connectors 14 are fixed to both sides of the valve body 1, a flange connector 2 is arranged outside the connectors 14, a connecting pipe 15 is inserted inside the connectors 14, a threaded sleeve 16 is sleeved outside the connecting pipe 15, a filler 11 is arranged inside the valve cover 3, filler blocking pads 12 are arranged at both ends of the filler 11, filler pressing pads 13 are arranged at ends of the.

In the implementation: keep off through the packing that sets up and fill up 12, when the skew takes place in the motion of valve rod 5, because the packing keeps off and fills up 12 and has certain elasticity, make the hole that the packing kept off and fills up 12 hug closely valve rod 5 all the time, the clearance that appears between valve rod 5 and the upper and lower packing pressure pad 13 has been filled, the wriggle of packing 11 and outflow have been blockked, thereby the loss of packing 11 has been reduced, the life of packing 11 has been improved, medium leakage has been avoided simultaneously, through in inserting connecting pipe 15 connector 14, rotatory thread bush 16 is connected connecting pipe 15 and connector 14, fix connecting pipe 15 and valve body 1 through flange interface 2, the stability of connection has been improved, drive valve clack 6 up-and-down motion through valve rod 5, realize opening and shutting of control valve.

Please refer to fig. 1 and fig. 3, the cross section of the sealing gasket 4 is a trapezoid structure, the valve cap 3 is fixedly connected with the valve body 1 through a bolt, the material of the packing baffle pad 12 is polyimide, the material of the packing 11 is graphite, the sealing performance of the valve cap 3 and the valve body 1 is improved through the arranged sealing gasket 4 with the trapezoid structure, and when the valve rod 5 moves and deviates, the inner hole of the packing baffle pad 12 is always attached to the valve rod 5 because the packing baffle pad 12 has certain elasticity, so as to fill the gap between the valve rod 5 and the upper and lower packing pressure pads 13.

Please refer to fig. 1 and fig. 2, the sealing block 9 is made of hard alloy, the sealing block 9 is welded with the valve flap 6, the rubber pad 8 is adhered to the valve seat 7, the valve rod 5 is connected with the valve flap 6 through a thread, and the cross section of the bottom end of the valve flap 6 is in an arc structure, when the valve flap 6 is closed with the valve seat 7, the rubber pad 8 is extruded through the sealing block 9 made of hard alloy, so that the rubber pad 8 wraps the sealing block 9, the sealing effect is improved, because the rubber pad 8 is soft rubber, when a gap occurs at the contact position, the valve flap 6 can continuously extrude the rubber pad 8 downwards, the replacement frequency of the rubber pad 8 is reduced, and meanwhile, the valve rod 5 is connected with the valve flap 6 through a thread, so.

Please refer to fig. 4, the surface of the connector 14 is provided with an external thread, the inner wall of the threaded sleeve 16 is provided with an internal thread matching with the external thread, the threaded sleeve 16 is internally provided with a rubber ring, the outer side of the connecting pipe 15 is provided with a flange connector 2, the connecting pipe 15 is inserted into the connector 14, the threaded sleeve 16 is rotated to connect the connecting pipe 15 and the connector 14, and the connecting pipe 15 and the valve body 1 are fixed through the flange connector 2, so that the connection stability is improved, and the medium leakage is avoided.

The working principle is as follows: the connecting pipe 15 is inserted into the connector 14, the connecting pipe 15 and the connector 14 are connected by rotating the threaded sleeve 16, the two flange connectors 2 are connected through bolts, the connecting pipe 15 and the valve body 1 are fixed, the connection stability is improved, medium leakage is avoided, the valve rod 5 drives the valve clack 6 to move up and down under the driving of an automobile driving mechanism, opening and closing of the control valve are realized, when the valve clack 6 and the valve seat 7 are closed, the sealing block 9 made of hard alloy extrudes the rubber gasket 8, so that the rubber gasket 8 wraps the sealing block 9, the sealing effect is improved, as the rubber gasket 8 is soft rubber, when a gap occurs at a contact position, the rubber gasket 8 can be continuously extruded downwards by the valve clack 6, the replacement times of the rubber gasket 8 are reduced, meanwhile, the valve rod 5 and the valve clack 6 are connected through threads, the disassembly and replacement are convenient, when the valve rod 5 moves and deviates, the inner hole of the packing blocking pad 12 is always tightly attached to the valve rod 5, the gap between the valve rod 5 and the upper packing pressing pad 13 and the gap between the upper packing pressing pad and the lower packing pressing pad 13 are filled, the creeping and the flowing of the packing 11 are blocked, the loss of the packing 11 is reduced, the service life of the packing 11 is prolonged, and meanwhile, the medium leakage is avoided.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a control valve for operation of new energy automobile, includes valve body (1), its characterized in that: the upper end of the valve body (1) is connected with a valve cover (3), a sealing gasket (4) is arranged at the contact position of the valve body (1) and the valve cover (3), a valve rod (5) penetrating through the valve cover (3) is arranged inside the valve body (1), a valve clack (6) is connected to the bottom end of the valve rod (5), a sealing block (9) is installed at the bottom end of the valve clack (6), a valve seat (7) is arranged inside the valve body (1), a rubber pad (8) is installed at the upper end of the valve seat (7), connectors (14) are fixed on two sides of the valve body (1), a flange connector (2) is arranged on the outer side of each connector (14), a connecting pipe (15) is inserted into the connector (14), a threaded sleeve (16) is sleeved on the outer side of the connecting pipe (15), and a filler (11), the packing machine is characterized in that packing blocking pads (12) are arranged at two ends of the packing (11), a packing pressure pad (13) is arranged at one end, far away from the packing (11), of each packing blocking pad (12), and a packing pressure cap (10) is installed at the upper end of the valve cover (3).

2. The control valve for the operation of the new energy automobile according to claim 1, characterized in that: the cross section of the sealing gasket (4) is of a trapezoid structure, and the valve cover (3) is fixedly connected with the valve body (1) through a bolt.

3. The control valve for the operation of the new energy automobile according to claim 1, characterized in that: the sealing block (9) is made of hard alloy, the sealing block (9) is welded with the valve clack (6), and the rubber pad (8) is bonded with the valve seat (7).

4. The control valve for the operation of the new energy automobile according to claim 1, characterized in that: the valve rod (5) is connected with the valve clack (6) through threads, and the cross section of the bottom end of the valve clack (6) is of an arc-shaped structure.

5. The control valve for the operation of the new energy automobile according to claim 1, characterized in that: the material of the filler baffle pad (12) is polyimide, and the material of the filler (11) is graphite.

6. The control valve for the operation of the new energy automobile according to claim 1, characterized in that: the surface of connector (14) is provided with the external screw thread, the inner wall of threaded sleeve pipe (16) be provided with external screw thread assorted internal thread, and the inside of threaded sleeve pipe (16) is provided with the rubber circle, the outside of connecting pipe (15) is provided with flange interface (2).