CN211145421U

CN211145421U - Angle type ball valve with lock rod device

Info

Publication number: CN211145421U
Application number: CN201922083688.5U
Authority: CN
Inventors: 王尔群; 章仉香
Original assignee: Ningbo Rian Valves Co ltd
Current assignee: Ningbo Rian Valves Co ltd
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-07-31
Anticipated expiration: 2029-11-27

Abstract

The utility model discloses an angle formula ball valve with locking lever device, including angle formula ball valve body, its characterized in that: a valve rod joint arranged on the upper side of the valve body of the angle ball valve body and a handle connected with the head part of the valve rod are provided with a lock rod device; the locking rod device comprises a lower locking rod arranged on the peripheral surface of the valve rod joint and an upper locking rod arranged on one side of the handle, a first upper locking hole and a second upper locking hole are arranged on the upper locking rod and the handle, and a lower locking hole is arranged on the lower locking rod; when the valve is in an opening state, the first upper lock hole and the lower lock hole are correspondingly positioned at the same axial center position; when the valve is in a closed state, the second upper lock hole and the lower lock hole are correspondingly positioned at the same axial center position. The utility model has the advantages that: the lock ring of a common padlock can be conveniently inserted into the lock hole arranged on the lock rod device to lock and position the valve and fix the valve at the opening or closing position, thereby realizing the function of preventing the valve from being opened and closed artificially. And has the characteristics of simple structure and convenient and reliable use.

Description

Angle type ball valve with lock rod device

Technical Field

The utility model relates to a pipeline valve especially relates to an angle type ball valve with locking lever device.

Background

The angle ball valve is widely applied to pipelines in industrial and agricultural production and used for controlling the circulation or the cut-off of fluid media in the pipelines. The structure of the angle ball valve is different from that of the common ball valve in that the outlet and the inlet of the angle ball valve are arranged at an angle of 90 degrees and are perpendicular to each other, and the angle ball valve does not go straight in and out like the common ball valve. The existing angle ball valve can be freely opened and closed when being installed in a pipeline, however, the valve on the pipeline needs to be managed and controlled in certain use occasions to prevent the valve from being opened and closed manually, the general method is that an iron box with a lock is sleeved outside the angle ball valve, a key is controlled by a specially-assigned person, during operation, the iron box with the lock is opened by the key to trigger the opening and closing of the ball valve, and the iron box with the lock is additionally arranged, so that the pipeline cost is increased, and much inconvenience is caused in use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that to prior art not enough, and provide an angle formula ball valve with locking lever device, during the use, as long as adopt an ordinary padlock just can directly pin the handle of angle formula ball valve, realize preventing the effect of artificial open-close valve at will.

The utility model adopts the technical proposal that: the utility model provides an angle formula ball valve with locking lever device, includes angle formula ball valve body, its characterized in that: the handle that the valve rod joint that the valve body upside of angle formula ball valve body was equipped with and valve rod head portion is connected is provided with locking lever device, is equipped with the lockhole on this locking lever device, can penetrate into the padlock catch in the lockhole and lock and make the handle location on the angle formula ball valve body be fixed in the position of closing or opening of valve.

Preferably, the locking rod device comprises a lower locking rod arranged on the peripheral surface of the valve rod connector, and an upper locking rod which forms an angle of 90 degrees with the handle and is connected with the handle is arranged on one side of the handle corresponding to the lower locking rod;

the lock holes comprise a first upper lock hole, a second upper lock hole and a lower lock hole, and the lower lock hole is positioned at the head part of the lower lock rod; the first locking hole is positioned at the head part of the upper locking rod; when the angle type ball valve is in an opening state, the first upper lock hole and the lower lock hole are correspondingly positioned at the same axial center position; the second upper lock hole is located on the handle, the distance between the second upper lock hole and the center of the valve rod connecting hole of the handle is equal to the distance between the first upper lock hole and the center of the valve rod connecting hole of the handle, and when the handle is pulled to be in a closed state, the second upper lock hole and the lower lock hole are correspondingly located at the same axis position.

Further, the lower lock lever is provided on a front side of an outer peripheral surface of the stem joint.

Furthermore, the lower lock rod and the valve rod joint are of an integrated structure and are integrally formed with the valve body of the angle type ball valve body through a die-casting process.

Compared with the prior art, the utility model has the advantages of: the angle type ball valve is characterized in that the angle type ball valve body is provided with a lock ring device, the lock ring device is provided with a lock hole, the lock hole is provided with a lock ring hole, the lock ring hole is provided with a lock ring, and the lock ring hole is provided with a lock ring hole. The lock rod device of the angle type ball valve has the characteristics of simple structure, convenience and reliability in use and low cost.

Drawings

Fig. 1 is a schematic perspective view of an embodiment of the present invention;

fig. 2 is a schematic cross-sectional structure diagram of an embodiment of the present invention;

fig. 3 is an exploded perspective view of an embodiment of the present invention;

in the figure: 1. the angle type ball valve comprises an angle type ball valve body, 10 a valve body, 110 a valve rod joint, 111 a lower lock rod, 112 a lower lock hole, 120 a right pipe joint, 130 a lower pipe joint, 20 a ball valve core, 210 a left sealing pair, 220 a right sealing pair, 30 a valve rod, 310 a sealing ring, 40 a pin, 50 a handle, 510 an upper lock rod, 511 a first upper lock hole, 512 a second upper lock hole, 60 a valve cover, 70 and a clamping sleeve nut.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 3, an angle ball valve with a locking rod device comprises an angle ball valve body 1, wherein the angle ball valve body 1 comprises a valve body 10, a ball valve core 20 and a valve rod 30, a valve cavity is arranged in the valve body 10, a valve rod connector 110 is arranged on the upper side of the valve body 10, a right pipe connector 120 and a lower pipe connector 130 which form an angle of 90 degrees are respectively arranged on the right side and the lower side of the valve body 10, and the valve rod connector 110, the right pipe connector 120 and the lower pipe connector 130 are respectively provided with an inner through hole which is communicated with the valve cavity; the ball valve core 20 is located in the valve cavity, and a left sealing pair 210 and a right sealing pair 220 are respectively arranged between the two sides of the ball valve core 20 and the valve cavity; a valve cover 70 is screwed in the right pipe joint 120, and the inner port of the valve cover 70 is tightly pressed and connected with the right sealing pair 220, so that the ball valve core 20, the two left sealing pairs 210 and the right sealing pair 220 are positioned and fixed in the valve cavity of the valve body 10; the head of the valve rod 30 is fixedly connected with a handle 50 through a pin 40, the middle lower part of the valve rod 30 is matched and connected with an inner through hole of the valve rod joint 110, and the tail end of the valve rod 30 is provided with a tenon which is matched and jogged with a mortise arranged on the top surface of the ball valve core 20; two grooves are further formed in the peripheral surface of the middle lower portion of the valve rod 30, and sealing rings 310 are respectively nested on the two grooves; the lower pipe joint 130 of the valve body 10 is screwed with a clamping sleeve nut 70. The above is the prior art.

The method is characterized in that: the valve rod joint 110 arranged on the upper side of the valve body 10 of the angle ball valve body 1 and the handle 50 connected with the head of the valve rod 30 are provided with locking rod devices, the locking rod devices are provided with locking holes, and a padlock locking ring can be penetrated into the locking holes to lock, so that the handle 50 on the angle ball valve body 1 is positioned and fixed at the closing or opening position of the valve.

The locking rod device comprises a lower locking rod 111 arranged on the front side of the outer peripheral surface of the valve rod connector 110, and an upper locking rod 510 which forms an angle of 90 degrees with the handle 50 and is connected with the handle is arranged on one side of the handle 50 corresponding to the lower locking rod 111.

The lock holes comprise a first upper lock hole 511, a second upper lock hole 512 and a lower lock hole 112, and the lower lock hole 112 is positioned at the head part of the lower lock rod 111; the first upper locking hole 511 is located at the head of the upper locking bar 510; when the angle ball valve is in an open state, the first upper lock hole 511 and the lower lock hole 112 are correspondingly located at the same axial position; the second upper locking hole 512 is located on the handle 50, a distance between the second upper locking hole 512 and the center of the valve rod connecting hole of the handle 50 is equal to a distance between the first upper locking hole 511 and the center of the valve rod connecting hole of the handle 50, and when the handle 50 is pulled to be in a closed state, the second upper locking hole 512 and the lower locking hole 112 are located at the same axial position.

The lock down lever 111 is provided on the front side of the outer circumferential surface of the stem adapter 110.

The lower lock rod 111 and the valve rod connector 110 are of an integrated structure and are integrally formed with a valve body of the angle type ball valve body through a die-casting process.

The above-described embodiments of the present invention do not limit the scope of the present invention, and any modifications, equivalent replacements, and improvements made within the spirit of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides an angle formula ball valve with locking lever device, includes angle formula ball valve body, its characterized in that: the handle that the valve rod joint that the valve body upside of angle formula ball valve body was equipped with and valve rod head portion is connected is provided with locking lever device, is equipped with the lockhole on this locking lever device, can penetrate into the padlock catch in the lockhole and lock and make the handle location on the angle formula ball valve body be fixed in the position of closing or opening of valve.

2. An angle ball valve with locking lever device as claimed in claim 1, wherein: the locking rod device comprises a lower locking rod arranged on the peripheral surface of the valve rod connector, and an upper locking rod which forms an angle of 90 degrees with the handle and is connected with the handle is arranged on one side of the handle corresponding to the lower locking rod;

3. An angle ball valve with locking lever device as claimed in claim 2 wherein: the lower lock rod is arranged on the front side of the peripheral surface of the valve rod connector.

4. An angle ball valve with locking lever device according to claim 2 or 3, wherein: the lower lock rod and the valve rod joint are of an integrated structure and are integrally formed with the valve body of the angle type ball valve body through a die-casting process.