CN218326329U

CN218326329U - Pneumatic ball valve with inner core convenient to replace

Info

Publication number: CN218326329U
Application number: CN202222502429.3U
Authority: CN
Inventors: 蒋星学
Original assignee: Yimai Industrial Co ltd
Current assignee: Yimai Industrial Co ltd
Priority date: 2022-09-21
Filing date: 2022-09-21
Publication date: 2023-01-17
Anticipated expiration: 2032-09-21

Abstract

A pneumatic ball valve with an inner core convenient to replace, comprising: a shell, shell recess internal rotation is installed the case, and shell top fixed mounting has pneumatic motor, and the pneumatic motor output pierces through a shell and pegs graft with the case, and a shell is close to and pegs graft No. two shells on one side of the case, and a shell is close to two horizontal poles on one side of No. two shells and keeps away from the equal sliding connection of a shell inserted bar, the utility model has the advantages of it is following: through the pulling inserted bar, make the picture peg remove on the shell correspond in the horizontal pole, ensure that shell and No. two shells can peg graft smoothly, make the rotation pull rod drive horizontal picture peg truns into vertical state, the torsional spring takes place deformation this moment and makes the bull stick have the trend of gyration, guarantee to release the inserted bar once more, the picture peg that makes vertical state inserts in the slot that corresponds on No. two shells, it is fixed with being connected of No. two shells to accomplish a shell, make the valve body be convenient for carry out the dismouting, and then made things convenient for the staff to change the case, the change efficiency of case has been promoted greatly.

Description

Pneumatic ball valve with inner core convenient to replace

Technical Field

The utility model relates to a pneumatic ball valve technical field, concretely relates to conveniently change pneumatic ball valve of inner core.

Background

The pneumatic ball valve is a pneumatic opening and closing valve, can be tightly closed only by using the operation of rotating 90 degrees by an air source of a pneumatic actuator and a small rotating moment, has the advantages of small volume, reliable sealing, simple structure, convenient maintenance and the like, and is widely used in various industries.

After the pneumatic ball valve is used for a long time, abrasion can inevitably occur to an internal valve core, the internal valve core of the pneumatic ball valve needs to be replaced in order not to influence the normal use of the pneumatic ball valve, most of the existing pneumatic ball valves are formed by limiting the valve core in a valve cavity through a flange plate and bolts, when the valve core is replaced, a plurality of bolts need to be detached, the process of detaching the bolts is long in time, and the replacement efficiency of the valve core is greatly reduced.

Therefore, the pneumatic ball valve with the inner core convenient to replace is designed and produced so as to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a conveniently change pneumatic ball valve of inner core for solve the problem that the background art provided.

The utility model provides a technical scheme that technical problem adopted is: a pneumatic ball valve with an inner core convenient to replace comprises: the shell, the case is installed to shell recess internal rotation, shell top fixed mounting has pneumatic motor, the pneumatic motor output pierces through a shell and pegs graft with the case, no. one the shell is close to case one side and pegs graft and have No. two shells, no. one the shell is close to two horizontal poles of No. two shells one side and keeps away from the equal sliding connection of a shell inserted bar, all runs through and rotates in every inserted bar and installs the bull stick, every the equal fixed mounting in bull stick top has a picture peg, every the bull stick all overlaps outward and is equipped with the torsional spring, every the torsional spring both ends respectively with correspond bull stick and the inserted bar fixed connection that corresponds, through the pulling inserted bar, make the picture peg remove on No. one the shell in corresponding the horizontal pole, ensure that No. one the shell can peg graft smoothly with No. two shells, make the rotation pull rod drive horizontal picture peg trun to longitudinal state, the torsional spring takes place deformation and makes the bull stick have the trend of gyration this moment, guarantee again to release the inserted bar in inserting corresponding on No. two shells to accomplish the slot of a shell fixedly, make the valve body be convenient for the dismouting of changing, and then made things convenient for the staff's change the spool, promoted the efficiency greatly.

As a preferred technical solution of the utility model: every all the cover is equipped with a spring, every outside the inserted bar a spring both ends respectively with corresponding inserted bar and a shell fixed connection, play the supporting role through a spring to the inserted bar, avoid appearing the not hard up condition of inserted bar.

As an optimal technical solution of the utility model: a shell is close to equal fixed mounting in two horizontal pole cavities on one side of No. two shells has a plurality of gag lever posts, every the gag lever post all pierces through corresponding inserted bar and with correspond inserted bar sliding connection, carries on spacingly through the gag lever post to the inserted bar, prevents that the inserted bar from taking place the condition of rotation when removing.

As an optimal technical solution of the utility model: every the tooth trace has been seted up to inserted bar bottom outer wall, equal fixed mounting has a guide bar in No. two shells are close to a shell both sides recess, every the guide bar all pierces through and slidable mounting has semi-ring tooth piece outward, every semi-ring tooth piece all pegs graft with corresponding inserted bar, relies on semi-ring tooth piece and inserted bar peg graft and carries on spacingly to the inserted bar, avoids the inserted bar to take place to remove because of receiving vibrations, has ensured to promote the stability that a shell and No. two shells peg graft.

As an optimal technical solution of the utility model: every the guide bar is close to corresponding semi-ring tooth piece one end and all overlaps and is equipped with No. two springs outward, every No. two spring both ends respectively with correspond the guide bar with correspond semi-ring tooth piece fixed connection, make semi-ring tooth piece be in the state of outwards extending through No. two springs for when semi-ring tooth piece was pegged graft with the inserted bar, semi-ring tooth piece possess the trend of outwards moving, in order to promote the stability that semi-ring tooth piece and inserted bar pegged graft.

The utility model has the advantages of it is following: through the pulling inserted bar, make the picture peg remove on the shell correspond the horizontal pole in, ensure that shell and No. two shells can peg graft smoothly, make the rotation pull rod drive horizontal picture peg trun into vertical state, the torsional spring takes place to deform this moment and makes the bull stick have the trend of gyration, guarantee to release the inserted bar once more, make the picture peg of vertical state insert in the slot that corresponds on No. two shells, fixed with the connection of accomplishing shell and No. two shells, make the valve body be convenient for carry out the dismouting, and then made things convenient for the staff to change the case, the change efficiency of case has been promoted greatly.

Drawings

Fig. 1 is a schematic main sectional view of an air ball valve with an inner core easy to replace according to a preferred embodiment of the present invention;

fig. 2 is an enlarged structural diagram a of a pneumatic ball valve with an inner core convenient to replace according to a preferred embodiment of the present invention;

fig. 3 is a schematic diagram of an enlarged structure B of a pneumatic ball valve with an inner core convenient to replace according to a preferred embodiment of the present invention;

fig. 4 is a schematic perspective view of an insert rod of a pneumatic ball valve with an inner core being easily replaced according to a preferred embodiment of the present invention.

Description of reference numerals: 1. a first shell; 2. a valve core; 3. a pneumatic motor; 4. a second shell; 5. inserting a rod; 6. a rotating rod; 7. inserting plates; 8. a torsion spring; 9. a first spring; 10. a limiting rod; 11. tooth marks; 12. a guide rod; 13. a semi-ring tooth block; 14. and a second spring.

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.

Example one

As shown in figures 1-4, the utility model relates to a pneumatic ball valve convenient for replacing an inner core, which comprises a shell 1, a valve core 2 is rotatably arranged in a groove of the shell 1, a pneumatic motor 3 is fixedly arranged at the top of the shell 1, the output end of the pneumatic motor 3 penetrates through the shell 1 and is spliced with the valve core 2, and a shell 1 is spliced with a shell 4 close to one side of the valve core 2, which is characterized in that two cross bars of the shell 1 close to one side of the shell 4 and far from the shell 1 are both slidably connected with an inserted bar 5, a rotating bar 6 is rotatably arranged in each inserted bar 5, an inserting plate 7 is fixedly arranged at the top end of each rotating bar 6, a torsion spring 8 is sleeved outside each rotating bar 6, two ends of each torsion spring 8 are respectively and fixedly connected with the corresponding rotating bar 6 and the corresponding inserted bar 5, the splicing process of the pneumatic ball valve is that the valve core 2 is firstly arranged in the groove of the shell 1, then the output end of the pneumatic motor 3 is controlled to move and is spliced and fixed with the valve core 2, then the inserting rods 5 at the two transverse rod ends of the first shell 1 are pulled to move, so that the inserting plates 7 on the two inserting rods 5 are moved into the transverse rods corresponding to the first shell 1, the inserting plates 7 are prevented from influencing the inserting connection of the first shell 1 and the second shell 4, then the first shell 1 is inserted into the second shell 4, at the moment, the two rotating rods 6 are rotated to drive the corresponding transverse inserting plates 7 to rotate to the longitudinal state, the two torsion springs 8 deform along with the deformation, then the two inserting rods 5 are moved to be inserted into the corresponding inserting grooves on the second shell 4, and the deformed torsion springs 8 endow the inserting plates 7 in the longitudinal state with the rotation trend, so that the longitudinal inserting plates 7 inserted into the second shell 4 apply certain pressure on the second shell 4 to ensure the stable inserting connection of the first shell 1 and the second shell 4, when the pneumatic ball valve needs to be disassembled, the operations are reversely performed, and the valve body is convenient to disassemble, the valve core 2 is convenient for workers to replace, and the replacement efficiency of the valve core 2 is greatly improved.

Example two

As shown in fig. 1-4, a further improvement is made on the basis of the embodiment 1:

two springs 9 are respectively sleeved outside the corresponding inserted bar 5, and two ends of the corresponding inserted bar 5 are respectively fixedly connected with the corresponding shell 1 and the corresponding inserted bar 5, and the inserted bar 5 is limited by virtue of the springs 9, so that the condition that the inserted bar 5 is not flexible is avoided.

A plurality of gag lever posts 10 respectively fixed mounting correspond the horizontal pole cavity in shell 1 and all pierce through corresponding inserted bar 5 and with correspond inserted bar 5 sliding connection, rely on gag lever post 10 to play limiting displacement to inserted bar 5, make the removal that inserted bar 5 can be stable, avoid taking place the skew.

Tooth trace 11 has all been seted up to two 5 bottom outer walls of inserted bar, and two guide bars 12 are fixed mounting respectively in 1 both sides recess of shell, and two equal slidable mounting of semi-ring tooth piece 13 just peg graft with corresponding inserted bar 5 outside corresponding guide bar 12, rely on semi-ring tooth piece 13 to carry on spacingly to inserted bar 5, prevent to lead to the inserted bar 5 not hard up because of vibrations.

Two No. two springs 14 are respectively sleeved outside the corresponding guide rod 12, two ends of each spring are respectively fixedly connected with the corresponding guide rod 12 and the corresponding semi-ring tooth block 13, the semi-ring tooth block 13 is in an outward extending state by virtue of the two No. two springs 14, and when the inserted link 5 is inserted into the semi-ring tooth block 13, the two No. two springs 14 are pressed to deform, so that the semi-ring tooth block 13 has the tendency of outward extension, and the purpose of improving the inserting effect of the semi-ring tooth block 13 and the inserted link 5 is achieved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A pneumatic ball valve with an inner core convenient to replace, comprising: shell (1), case (2) are installed to shell (1) recess internal rotation, shell (1) top fixed mounting has pneumatic motor (3), pneumatic motor (3) output pierces through shell (1) and pegs graft with case (2), shell (1) is close to case (2) one side and pegs graft and have No. two shell (4), its characterized in that, shell (1) is close to two shell (4) one side horizontal poles and keeps away from equal sliding connection of shell (1) has inserted bar (5), all runs through and rotates in every inserted bar (5) and installs bull stick (6), every equal fixed mounting in bull stick (6) top has picture peg (7), every bull stick (6) all overlap outward and be equipped with torsional spring (8), every torsional spring (8) both ends respectively with correspond bull stick (6) and corresponding inserted bar (5) fixed connection.

2. The pneumatic ball valve convenient for replacing the inner core as claimed in claim 1, wherein a first spring (9) is sleeved outside each inserted rod (5), and two ends of each first spring (9) are respectively and fixedly connected with the corresponding inserted rod (5) and the first shell (1).

3. The pneumatic ball valve convenient for replacing the inner core according to claim 1, wherein a plurality of limiting rods (10) are fixedly mounted in two cross rod cavities on one side of the first shell (1) close to the second shell (4), and each limiting rod (10) penetrates through the corresponding insertion rod (5) and is slidably connected with the corresponding insertion rod (5).

4. The pneumatic ball valve convenient for replacing the inner core according to claim 1, wherein a tooth mark (11) is formed on the outer wall of the bottom end of each inserted link (5), guide rods (12) are fixedly installed in grooves on two sides of the second shell (4) close to the first shell (1), a semi-ring tooth block (13) penetrates and is slidably installed outside each guide rod (12), and each semi-ring tooth block (13) is inserted into the corresponding inserted link (5).

5. The pneumatic ball valve convenient for replacing the inner core as claimed in claim 4, wherein a second spring (14) is sleeved outside one end of each guide rod (12) close to the corresponding semi-ring tooth block (13), and both ends of each second spring (14) are fixedly connected with the corresponding guide rod (12) and the corresponding semi-ring tooth block (13), respectively.