CN210318782U

CN210318782U - Ball valve with lock catch limiting handle

Info

Publication number: CN210318782U
Application number: CN201921101642.5U
Authority: CN
Inventors: 张生洲; 张婕
Original assignee: Koscn Industrial Manufacturing Shenzhen Co ltd
Current assignee: Koscn Industrial Manufacturing Shenzhen Co ltd
Priority date: 2019-07-15
Filing date: 2019-07-15
Publication date: 2020-04-14
Anticipated expiration: 2029-07-15

Abstract

The utility model discloses a take ball valve of spacing handle of hasp among the ball valve technical field, including valve body and handle, be equipped with the valve rod in the valve body, the handle cover on the valve rod top and with the spacing connection of valve rod, the periphery of valve rod is equipped with the valve body platform, the outside of valve body platform is equipped with a plurality of platform spacing grooves, still includes the hasp, the hasp cover slides from top to bottom in the spout of handle side and along the spout, after the hasp lapse, detains at the platform spacing inslot in the hasp for handle and the spacing connection of valve body platform. The utility model discloses a hasp realization is to the locking limit function of handle open and off-state, guarantees that the ball valve state of opening and shutting stops in required position, has not only increased the controllability of whole ball valve, has reduced the people for the maloperation simultaneously, and whole structure sets up simply rationally, has reduced the application of too many spare parts to easy operation, it is more convenient to use.

Description

Ball valve with lock catch limiting handle

Technical Field

The utility model relates to a ball valve technical field, specific theory relates to a take ball valve of spacing handle of hasp.

Background

The ball valve mainly plays a role in cutting off, distributing and changing the flowing direction of a medium in a pipeline, so that the plastic manual ball valve is widely applied to the industries of chemical engineering, papermaking, pharmacy, water conservancy, electric power, municipal administration, surface treatment, environmental protection and the like, and plays a significant role in national economy. In the valve body of the ball valve, the cock body is a sphere, and a circular through hole or a channel passes through the axis of the cock body, so that the adjustment effect is realized. In the working process of the ball valve, the handle is required to rotate the plug body, and in the process from opening to position (0 °) to closing to position (90 °), the handle has no other protective measures, so that misoperation is easily caused, and the ball valve is not controlled in place.

Some ball valves with locking devices exist in the prior art, but too many additional devices are added, so that the volume of the ball valve device is increased, the loss of parts is easily caused, and the function of the whole ball valve is further influenced.

The above-mentioned drawbacks, worth improving.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides a ball valve with a lock catch limiting handle.

The utility model discloses technical scheme as follows:

a ball valve with a lock catch limiting handle comprises a valve body and a handle, wherein a valve rod is arranged in the valve body, the handle is sleeved at the top end of the valve rod and is in limiting connection with the valve rod, and the ball valve is characterized in that a valve body platform is arranged on the periphery of the valve rod, and a plurality of platform limiting grooves are formed in the outer side of the valve body platform;

the handle is characterized by further comprising a lock catch, the lock catch is sleeved in the sliding groove in the side face of the handle and slides up and down along the sliding groove, and after the lock catch slides downwards, the lock catch is internally buckled in the platform limiting groove, so that the handle is in limiting connection with the valve body platform.

According to the above scheme the utility model discloses, its characterized in that, be equipped with handheld portion on the handle, the spout is located the relative one side of handheld portion.

According to the above scheme the utility model discloses, a serial communication port, the lateral wall of spout is equipped with the hasp draw-in groove, the lateral wall of hasp is equipped with the hasp screens, hasp screens cover is in the hasp draw-in groove and along the hasp draw-in groove slides from top to bottom, makes the hasp with handle limit connection.

Furthermore, the upper end of the lock catch clamping groove is closed, and the lower end of the lock catch clamping groove is provided with an opening.

According to the above scheme the utility model discloses, a serial communication port, the inboard bottom of hasp is equipped with convex spacing boss, spacing boss with platform spacing groove lock is connected.

Furthermore, a support platform protruding downwards is arranged at the bottom of the lock catch, and the lower end of the support platform protrudes out of the lower surface of the limiting boss.

According to above scheme the utility model discloses, a serial communication port, the inboard of hasp is equipped with the hasp cambered surface, the hasp cambered surface with the radian of the handle intrados face of spout inner wall is the same.

According to above-mentioned scheme the utility model discloses, its characterized in that, the periphery of valve body platform is equipped with 4 the platform spacing groove.

According to above-mentioned scheme the utility model discloses, its characterized in that is in a plurality of in the platform spacing groove, one of them the platform spacing groove with 0 position alignment of valve body.

According to the above scheme the utility model discloses, its characterized in that, the cross-section of valve rod is the I-shaped, the bottom of handle be equipped with the corresponding I-shaped recess of valve rod.

According to the scheme, the utility model has the advantages that the utility model realizes the locking and limiting functions of the handle in the opening and closing states through the lock catch, ensures that the opening and closing states of the ball valve stay at the required position, not only increases the controllability of the whole ball valve, but also reduces the manual misoperation and ensures the normal operation of the ball valve; the limit structure of whole hasp is simple reasonable, has reduced the application of too much spare part, has saved production and processing cost, has avoided the waste of resource, and the utility model discloses when realizing the locking of handle, easy operation, it is more convenient to use.

Drawings

Fig. 1 is an exploded view of the present invention.

Fig. 2 is an exploded view of another perspective of the present invention.

Fig. 3 is a schematic structural view of the middle lock catch of the present invention.

In the figures, 10, a handle; 11. a chute; 12. a locking buckle clamping groove; 13. an inner arc surface of the handle; 14. a hand-held portion; 20. locking; 21. a limiting boss; 22. a support table; 23. a lock catch cambered surface; 30. a valve stem; 40. a valve body platform; 41. a platform limiting groove; 50. a valve body.

Detailed Description

The invention is further described with reference to the following figures and embodiments:

as shown in fig. 1 to 3, a ball valve with a lock catch limiting handle comprises a valve body 50 and a handle 10, wherein a valve rod 30 is arranged in the valve body 50, and the handle 10 is sleeved at the top end of the valve rod 30 and is in limiting connection with the valve rod 30. In this embodiment, the cross-section of the valve rod 30 is i-shaped, the bottom of the handle 10 is provided with an i-shaped groove corresponding to the valve rod 30, and the handle 10 adjusts the state of the valve rod 30 by limiting the valve rod 30 and the groove.

The periphery of the valve rod 30 is provided with a valve body platform 40, and the outer side of the valve body platform 40 is provided with a plurality of platform limiting grooves 41. Among the plurality of land limiting grooves 41, one of the land limiting grooves 41 is aligned with the 0 ° position of the valve body 50. In this embodiment, the periphery of the valve body platform 40 is provided with 4 platform limiting grooves 41, one of which is aligned with the 0 ° position of the valve body 50, so as to ensure that one locking state of the handle 10 corresponds to the 0 ° position of the valve body 50.

The handle also comprises a lock catch 20, and the lock catch 20 is sleeved in the sliding groove 11 on the side surface of the handle 10 and slides up and down along the sliding groove 11. Preferably, the inside of hasp 20 is equipped with hasp cambered surface 23, and the radian of hasp cambered surface 23 and the handle intrados 13 of spout 11 inner wall is the same, can guarantee hasp 20 and handle 10 gliding continuity each other, cooperates the rotating condition of handle 10 simultaneously for hasp 20 is connected more firmly with handle 10.

Specifically, the side wall of the sliding groove 11 is provided with a lock catch slot 12, the side wall of the lock catch 20 is provided with a lock catch detent (not shown, the same applies below), and the lock catch detent is sleeved in the lock catch slot 12 and slides up and down along the lock catch slot 12, so that the lock catch 20 is in limit connection with the handle 10. Wherein, the upper end of hasp draw-in groove 12 is sealed, and its lower extreme is equipped with the opening, avoids hasp 20 from the upper end roll-off of spout 11, guarantees whole hasp connection structure's stability.

The bottom of the inner side of the lock catch 20 is provided with a convex limiting boss 21, and the limiting boss 21 corresponds to the platform limiting groove 41. After the hasp 20 slided downwards, the hasp 20 is interior to be detained at platform spacing inslot 41, specifically embodies: the limit boss 41 is connected with the platform limit groove 41 in a buckling manner, so that the limit connection between the handle 10 and the valve body platform 40 is realized.

Preferably, the bottom of hasp 20 is equipped with downwardly convex brace table 22, and the lower extreme protrusion of brace table 22 is in the lower surface of spacing boss 21, and this brace table 22 is corresponding with the lock ring of handle 10, has both guaranteed the pleasing to the eye degree of product appearance, and it is spacing to slide 20 simultaneously, reduces the damage to spacing boss 21, guarantees product life.

Be equipped with handheld portion 14 on the handle 10, spout 11 is located the opposite side of handheld portion 14, and the operating personnel of being convenient for rotates looking over of in-process locking position, and the operating personnel of being more convenient for simultaneously promotes hasp 20.

The utility model discloses in the installation:

firstly, the lock catch 20 is pushed up along the sliding groove 11 from the lower part of the handle 10, so that the handle 10 is connected with the lock catch 20; then, the recess of the handle 10 is pressed down in alignment with the valve stem 30, and the connection of the handle 10 and the valve stem 30 is achieved.

The utility model discloses the rotation principle who realizes valve rod 30 does:

when the ball valve is fully opened, the lock catch 20 corresponds to the position of 0 degree of the valve body 50, the lock catch 20 slides downwards by using a finger holding the handle 10, so that the limiting boss 21 slides into the platform limiting groove 41 and is buckled and connected with the platform limiting groove, and the handle 10 is limited and locked and cannot rotate; when the handle 10 needs to be rotated, the lock catch 20 is buckled upwards by one finger holding the handle 10, so that the limiting boss 21 is separated from the platform limiting groove 41, and the locking limiting protection of the ball valve is opened.

It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.

The above exemplary description of the present invention is made in conjunction with the accompanying drawings, and it is obvious that the present invention is not limited by the above manner, and various improvements made by the method concept and technical solution of the present invention or by directly applying the concept and technical solution of the present invention to other occasions without improvement are all within the protection scope of the present invention.

Claims

1. A ball valve with a lock catch limiting handle comprises a valve body and a handle, wherein a valve rod is arranged in the valve body, the handle is sleeved at the top end of the valve rod and is in limiting connection with the valve rod, and the ball valve is characterized in that a valve body platform is arranged on the periphery of the valve rod, and a plurality of platform limiting grooves are formed in the outer side of the valve body platform;

2. A ball valve with a latch limit handle according to claim 1, wherein the handle is provided with a hand-held portion, and the slide groove is located on the opposite side of the hand-held portion.

3. The ball valve with the lock limit handle according to claim 1, wherein the side wall of the sliding groove is provided with a lock slot, and the side wall of the lock is provided with a lock detent which is sleeved in the lock slot and slides up and down along the lock slot, so that the lock is in limit connection with the handle.

4. The ball valve with the locking limit handle of claim 3, wherein the locking groove is closed at the upper end and is provided with an opening at the lower end.

5. The ball valve with the lock catch limiting handle according to claim 1, wherein a convex limiting boss is arranged at the bottom of the inner side of the lock catch, and the limiting boss is connected with the platform limiting groove in a buckling manner.

6. The ball valve with the lock handle according to claim 5, wherein the bottom of the lock is provided with a support platform protruding downward, and the lower end of the support platform protrudes from the lower surface of the limit boss.

7. The ball valve with the lock catch limiting handle according to claim 1, wherein a lock catch arc surface is arranged on the inner side of the lock catch, and the radian of the lock catch arc surface is the same as that of the handle inner arc surface of the inner wall of the sliding chute.

8. The ball valve with the locking limit handle of claim 1, wherein 4 platform limit grooves are provided on the periphery of the platform of the valve body.

9. The ball valve with a snap-in limit handle of claim 1 or 8, wherein among a plurality of said platform-limiting grooves, one of said platform-limiting grooves is aligned with the 0 ° position of said valve body.

10. The ball valve with the latch limit handle of claim 1, wherein the valve stem is i-shaped in cross-section and the bottom of the handle is provided with an i-shaped groove corresponding to the valve stem.