CN215059788U

CN215059788U - Exhaust valve with good air tightness

Info

Publication number: CN215059788U
Application number: CN202120972872.XU
Authority: CN
Inventors: 张红涛; 冯小斌
Original assignee: Zhejiang Solerad Environment Technology Co ltd
Current assignee: Zhejiang Solerad Environment Technology Co ltd
Priority date: 2021-05-08
Filing date: 2021-05-08
Publication date: 2021-12-07
Anticipated expiration: 2031-05-08

Abstract

The utility model is suitable for the exhaust valve field, provides an exhaust valve with good air tightness, which comprises a valve body, an exhaust main body, a first sealing component, a second sealing component and a reminding component, wherein the two ends of the valve body are respectively provided with an exhaust pipe and a connecting pipe, the connecting pipe is detachably connected with the exhaust main body through the first sealing component, the second sealing component is arranged inside one end of the exhaust pipe, one end inside the exhaust pipe is provided with the reminding component, when a valve core is closed, a contraction copper sheet is attached to a fixed copper sheet, so that an alarm and an airflow detection structure are electrified, when the valve core leaks air, the airflow detection structure detects airflow, so that the alarm is lightened, a user is reminded conveniently, when the valve core is opened, when the user pulls a rotating rod, the contraction copper sheet and the contraction are driven, the user rotates a rotating handle, so that the valve core is opened, and the contraction copper sheet is separated from the fixed copper sheet, the alarm and the airflow detection structure are powered on and powered off, so that the normal use of the valve body is prevented from being influenced.

Description

Exhaust valve with good air tightness

Technical Field

The utility model belongs to the technical field of discharge valve, especially, relate to a discharge valve that gas tightness is good.

Background

The quick exhaust valve is suitable for the pipeline with water as industrial medium and used as equipment for quickly exhausting gas in the pipeline, so that the efficiency of water conveying equipment is improved, the pipeline is protected from deformation and breakage, and the quick exhaust valve is necessary equipment for the pipeline. The valve is a barrel-shaped valve body, and a stainless steel floating ball and a plug head are mainly arranged in the valve body. It is installed at the outlet of the pump or in the water distribution pipeline to exhaust a large amount of air accumulated in the pipeline, so as to increase the efficiency of the water pipe and the water pump, and when negative pressure occurs in the pipe, the valve can suck air rapidly, so as to protect the pipeline from damage caused by the negative pressure.

Present discharge valve simple structure, and only be simple threaded connection between the trachea, sealed effect is relatively poor, influences the result of use, and discharge valve's the carminative other end simultaneously, the leakproofness is relatively poor, in case the gas leakage can't carry out fine sealing, when the valve body gas leakage, hardly discovers moreover.

SUMMERY OF THE UTILITY MODEL

The utility model provides a discharge valve that gas tightness is good aims at solving current discharge valve simple structure, and only be simple threaded connection between the trachea, and sealed effect is relatively poor, influences the result of use, and discharge valve's the carminative other end simultaneously, the leakproofness is than relatively poor, in case leak gas can't carry out fine sealing, when valve body gas leakage, the problem of very difficult discovery moreover.

The utility model discloses a realize like this, a discharge valve that gas tightness is good, include valve body, exhaust main part, first seal assembly and second seal assembly and remind the subassembly, the both ends of valve body are provided with blast pipe and connecting pipe respectively, the connecting pipe can be dismantled with the exhaust main part through first seal assembly and be connected, has strengthened sealed effect, the inside of blast pipe one end is provided with the second seal assembly, has strengthened the leakproofness of blast pipe, the inside one end of blast pipe is provided with reminds the subassembly.

Preferably, the first sealing assembly comprises a sealing sleeve, an insert sleeve and a connecting ring, the sealing sleeve is fixedly mounted at one end of the valve body and located on the outer side of the connecting pipe, and supporting springs are fixedly mounted on two sides of one end inside the sealing sleeve.

Preferably, a connecting ring is fixedly installed at one end of the supporting spring, the connecting ring is sleeved on the outer side of the connecting pipe, and a sealing ring is fixedly installed at the middle position of one side of the connecting ring.

Preferably, the one end of exhaust main part alternates in the inside of connecting pipe, and laminates mutually with the inner wall of connecting pipe, the one end fixed mounting of exhaust main part has the plug bush, the plug bush alternates in the inside of seal cover, and is connected with the connecting pipe through the screw thread.

Preferably, one end of the plug bush is attached to one side of the connecting ring, and a sealing groove matched with the sealing ring is formed in one end of the plug bush.

Preferably, the second sealing component comprises a fixing sleeve, a check ring and a clamping and fixing spring, the fixing sleeve is fixed inside the exhaust pipe, and a movable rod is arranged inside the fixing sleeve through the clamping and fixing spring.

Preferably, one end of the movable rod is movably inserted in the outer side of the fixed sleeve, the plug block is installed at the end of the movable rod, and a check ring matched with the plug block is installed inside the exhaust pipe.

Preferably, remind the subassembly to include siren and air current detection structure, the inside one end fixed mounting of blast pipe has the air current to detect the structure, the upper end movable mounting of valve body has the rotation handle, the mounting groove has been seted up to the inside of rotation handle one end, the inside upper end fixed mounting of mounting groove has reset spring, reset spring's lower extreme fixed mounting has the movable block, the rotation pull rod is installed to the upper end of movable block.

Preferably, the lower extreme fixed mounting shrink copper sheet of movable block, one side fixed mounting of valve body upper end has the fixed block, the upper end fixed mounting of fixed block has with shrink copper sheet matched with fixed copper sheet, shrink copper sheet and fixed copper sheet and air current detection structure electric connection, the siren is installed to the upper end of rotating the handle.

The above technical scheme of the utility model has following profitable technological effect:

1. when the valve body is installed, a user inserts the exhaust main body into the connecting pipe, the plug bush is inserted into the sealing sleeve, the plug bush is fixedly connected with the connecting pipe through threads, the connection ring is attached to the sealing sleeve under the action of the supporting spring, the connection ring is connected with the sealing sleeve under the action of the sealing groove and the sealing ring, the sealing connection between the connecting pipe and the exhaust main body is enhanced, when a valve core in the valve body leaks air, the plug block is attached to the check ring under the action of the movable rod and the clamping spring, the sealing effect of the valve body is enhanced, when the valve core is opened, air flow is larger than the support of the clamping spring, the plug block is separated from the check ring, and the exhaust effect is prevented from being influenced;

2. through the setting of reminding the subassembly, make the integrated device have fine warning effect, when closing the case, shrink copper sheet and fixed copper sheet are laminated mutually, make siren and air current detect the structure circular telegram, when case gas leakage, air current detects the structure and detects the air current, make the siren light, be convenient for remind the user, when the case is opened, when the user pulling commentaries on classics pull rod, make shrink copper sheet and shrink, the rotatory handle that rotates of user, make the case open, shrink copper sheet breaks away from with fixed copper sheet mutually, siren and air current detect the structure circular telegram outage, avoid influencing the normal use of valve body.

Drawings

Fig. 1 is a schematic structural view of a vent valve with good air tightness according to the present invention;

fig. 2 is an enlarged schematic structural view of a position a in fig. 1 of the exhaust valve with good air tightness according to the present invention;

fig. 3 is an enlarged schematic structural view of a portion B in fig. 1 of the exhaust valve with good air tightness according to the present invention.

Reference numerals: 1. a valve body; 2. a connecting pipe; 3. an exhaust pipe; 4. inserting a sleeve; 5. sealing sleeves; 6. an exhaust body; 7. a retainer ring; 8. rotating the handle; 9. an alarm; 10. a chock block; 11. fixing a sleeve; 12. clamping and fixing the spring; 13. a movable rod; 14. a connecting ring; 15. a seal ring; 16. a sealing groove; 17. a support spring; 18. rotating the pull rod; 19. a return spring; 20. a movable block; 21. a fixed block; 22. fixing the copper sheet; 23. Shrinking the copper sheet.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1-2, the exhaust valve with good air tightness provided by the present invention comprises a valve body 1, an exhaust main body 6, a first sealing assembly, a second sealing assembly and a reminding assembly, wherein an exhaust pipe 3 and a connecting pipe 2 are respectively arranged at two ends of the valve body 1, the connecting pipe 2 is detachably connected with the exhaust main body 6 through the first sealing assembly, so as to enhance the sealing effect, the second sealing assembly is arranged inside one end of the exhaust pipe 3, so as to enhance the sealing performance of the exhaust pipe 3, the first sealing assembly comprises a sealing sleeve 5, an insert sleeve 4 and a connecting ring 14, the sealing sleeve 5 is fixedly arranged at one end of the valve body 1, the sealing sleeve 5 is positioned outside the connecting pipe 2, supporting springs 17 are fixedly arranged at two sides of one end inside the sealing sleeve 5, the connecting ring 14 is fixedly arranged at one end of the supporting springs 17, the connecting ring 14 is sleeved outside the connecting pipe 2, a sealing ring 15 is fixedly arranged at the middle position of one side of the connecting ring 14, one end of the exhaust main body 6 is inserted into the connecting pipe 2 and attached to the inner wall of the connecting pipe 2, one end of the exhaust main body 6 is fixedly provided with an insert sleeve 4, the insert sleeve 4 is inserted into the seal sleeve 5 and connected with the connecting pipe 2 through threads, one end of the insert sleeve 4 is attached to one side of a connecting ring 14, one end of the insert sleeve 4 is provided with a seal groove 16 matched with a seal ring 15, the second seal assembly comprises a fixed sleeve 11, a check ring 7 and a clamping spring 12, the fixed sleeve 11 is fixed inside the exhaust pipe 3, a movable rod 13 is arranged inside the fixed sleeve 11 through the clamping spring 12, one end of the movable rod 13 is movably inserted outside the fixed sleeve 11, the end of the movable rod is provided with a plug block 10, and the check ring 7 matched with the plug block 10 is arranged inside the exhaust pipe 3;

in this embodiment, when the valve body 1 is installed, the user inserts the inside of connecting pipe 2 with exhaust main part 6, the inside of seal cover 5 is inserted to plug bush 4, plug bush 4 passes through screw thread and connecting pipe 2 fixed connection, under the effect of supporting spring 17, go-between 14 and seal cover 5's laminating has been strengthened to go-between 14, under the effect of seal groove 16 and sealing ring 15, the sealing connection of connecting pipe 2 and exhaust main part 6 has been strengthened to go-between 14, when the inside case of valve body 1 leaks gas, chock 10 is under the effect of movable rod 13 and the solid spring 12 of card, make chock 10 and retaining ring 7 laminate mutually, the sealing effect of valve body 1 has been strengthened, when the case is opened, the air current is greater than the support of the solid spring 12 of card, make chock 10 and retaining ring 7 break away from, avoid influencing the exhaust effect.

Further, the inside one end of blast pipe 3 is provided with reminds the subassembly, it includes siren 9 and air current detection structure to remind the subassembly, 3 inside one end fixed mounting of blast pipe has the air current detection structure, the upper end movable mounting of valve body 1 has rotation handle 8, the mounting groove has been seted up to the inside of rotating handle 8 one end, the inside upper end fixed mounting of mounting groove has reset spring 19, reset spring 19's lower extreme fixed mounting has movable block 20, rotation pull rod 18 is installed to the upper end of movable block 20, the lower extreme fixed mounting shrink copper sheet 23 of movable block 20, one side fixed mounting of valve body 1 upper end has fixed block 21, the upper end fixed mounting of fixed block 21 has the fixed copper sheet 22 with shrink copper sheet 23 matched with, shrink copper sheet 23 and fixed copper sheet 22 and air current detection structure electric connection, siren 9 is installed to the upper end of rotating handle 8.

In this embodiment, when closing the case, shrink copper sheet 23 and fixed copper sheet 22 are laminated mutually, make siren 9 and air current detect the structure circular telegram, when case gas leakage, air current detect the structure and detect the air current, make siren 9 light, be convenient for remind the user, when the case is opened, when the user pulling commentaries on classics pull rod, make shrink copper sheet 23 and shrink, the rotatory handle 8 that rotates of user, make the case open, shrink copper sheet 23 breaks away from with fixed copper sheet 22 mutually, siren 9 and air current detect the structure circular telegram outage, avoid influencing the normal use of valve body 1.

The utility model discloses a theory of operation and use flow: when the valve body 1 is installed, the exhaust main body 6 is inserted into the connecting pipe 2 by a user, the plug bush 4 is inserted into the sealing sleeve 5, the plug bush 4 is fixedly connected with the connecting pipe 2 through threads, the joint between the connecting ring 14 and the sealing sleeve 5 is enhanced under the action of the connecting ring 14 and the supporting spring 17, the sealing connection between the connecting pipe 2 and the exhaust main body 6 is enhanced by the connecting ring 14 under the action of the sealing groove 16 and the sealing ring 15, when a valve core in the valve body 1 leaks air, the plug block 10 is jointed with the check ring 7 under the action of the movable rod 13 and the clamping spring 12, the sealing effect of the valve body 1 is enhanced, when the valve core is opened, the airflow is larger than the support of the clamping spring 12, the plug block 10 is separated from the check ring 7, the exhaust effect is prevented from being influenced, when the valve core is closed, the contraction copper sheet 23 is jointed with the fixed copper sheet 22, the alarm 9 and the airflow detection structure are electrified, when the case leaked gas, the airflow was detected to the airflow detection structure for siren 9 lights, is convenient for remind the user, and when the case was opened, when the user pulled the turn-draw pole, makes shrink copper sheet 23 and shrink, and the user rotates handle 8, makes the case open, and shrink copper sheet 23 breaks away from with fixed copper sheet 22 mutually, and siren 9 and airflow detection structure circular telegram outage avoid influencing the normal use of valve body 1.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a discharge valve that gas tightness is good, includes valve body (1), exhaust main part (6), first seal assembly and second seal assembly and reminds the subassembly, the both ends of valve body (1) are provided with blast pipe (3) and connecting pipe (2) respectively, its characterized in that: connecting pipe (2) can dismantle with exhaust main part (6) through first seal assembly and be connected, has strengthened sealed effect, the inside of blast pipe (3) one end is provided with second seal assembly, has strengthened the leakproofness of blast pipe (3), the inside one end of blast pipe (3) is provided with reminds the subassembly.

2. The exhaust valve with good air tightness as claimed in claim 1, wherein the first sealing assembly comprises a sealing sleeve (5), an insert sleeve (4) and a connecting ring (14), the sealing sleeve (5) is fixedly mounted at one end of the valve body (1), the sealing sleeve (5) is located at the outer side of the connecting pipe (2), and supporting springs (17) are fixedly mounted on two sides of one end inside the sealing sleeve (5).

3. An exhaust valve with good air tightness according to claim 2, characterized in that one end of the supporting spring (17) is fixedly provided with a connecting ring (14), the connecting ring (14) is sleeved on the outer side of the connecting pipe (2), and a sealing ring (15) is fixedly arranged at the middle position of one side of the connecting ring (14).

4. An exhaust valve with good air tightness according to claim 3, characterized in that one end of the exhaust main body (6) is inserted into the connecting pipe (2) and is attached to the inner wall of the connecting pipe (2), one end of the exhaust main body (6) is fixedly provided with an insert sleeve (4), and the insert sleeve (4) is inserted into the sealing sleeve (5) and is connected with the connecting pipe (2) through threads.

5. The exhaust valve with good air tightness as claimed in claim 4, characterized in that one end of the plug bush (4) is attached to one side of the connecting ring (14), and one end of the plug bush (4) is provided with a sealing groove (16) matched with the sealing ring (15).

6. An air-tight exhaust valve according to claim 5, characterized in that the second sealing component comprises a fixing sleeve (11), a retainer ring (7) and a clamping spring (12), the fixing sleeve (11) is fixed inside the exhaust pipe (3), and a movable rod (13) is installed inside the fixing sleeve (11) through the clamping spring (12).

7. An air-tight exhaust valve according to claim 6, characterized in that one end of the movable rod (13) is movably inserted outside the fixed sleeve (11) and is provided with a plug (10), and the exhaust pipe (3) is internally provided with a retainer ring (7) matched with the plug (10).

8. The exhaust valve with good air tightness according to claim 7, characterized in that the reminding assembly comprises an alarm (9) and an airflow detection structure, the airflow detection structure is fixedly mounted at one end inside the exhaust pipe (3), a rotating handle (8) is movably mounted at the upper end of the valve body (1), an installation groove is formed in one end of the rotating handle (8), a return spring (19) is fixedly mounted at the upper end inside the installation groove, a movable block (20) is fixedly mounted at the lower end of the return spring (19), and a rotating pull rod (18) is mounted at the upper end of the movable block (20).

9. The exhaust valve with good air tightness as claimed in claim 8, characterized in that a shrinking copper sheet (23) is fixedly installed at the lower end of the movable block (20), a fixed block (21) is fixedly installed at one side of the upper end of the valve body (1), a fixed copper sheet (22) matched with the shrinking copper sheet (23) is fixedly installed at the upper end of the fixed block (21), the shrinking copper sheet (23) and the fixed copper sheet (22) are electrically connected with an air flow detection structure, and an alarm (9) is installed at the upper end of the rotating handle (8).