CN214699266U

CN214699266U - Rotary damping control valve of crane

Info

Publication number: CN214699266U
Application number: CN202120802276.7U
Authority: CN
Inventors: 董福安
Original assignee: Ningbo Fuyite Hydraulic Technology Co ltd
Current assignee: Ningbo Fuyite Hydraulic Technology Co ltd
Priority date: 2021-04-19
Filing date: 2021-04-19
Publication date: 2021-11-12
Anticipated expiration: 2031-04-19

Abstract

The utility model relates to the technical field of control valves and discloses a rotary damping control valve of a crane, which comprises a valve, a water inlet end and a water outlet end which are connected, a placing groove is arranged in the valve, the placing groove is communicated with a sliding groove, the electric telescopic rod is fixedly connected with a first rack, a gear is rotatably connected in the placing groove, the surface of the gear is meshed with the first rack, a moving part is slidably arranged in the chute, a plugging block is fixedly connected on the moving part, when needs control liquid flow, when liquid through the valve on intake end convey the valve in, intake the stainless steel filter screen in the end this moment and begin to filter impurity to the interior liquid of intake end, guarantee the inside clean and tidy cleanness of valve, avoid long-term not filtering liquid and cause the inside pollution and the jam of valve easily.

Description

Rotary damping control valve of crane

Technical Field

The utility model relates to a control valve technical field specifically is a hoist gyration damping control valve.

Background

The Control valve (Control valve) is made up of two main components: valve body assemblies and actuator assemblies (or actuator systems) are divided into four major families: single seat series control valve, double seat series control valve, sleeve series control valve and self-operated series control valve. Variations of the four types of valves can result in a myriad of different applicable configurations, each with its particular applications, features, advantages and disadvantages.

When the liquid flow in the control valve is controlled by the existing rotary damping control valve, the rotating rod needs to be rotated manually, the rotating rod rotates, and then the blocking block in the control valve is used for controlling the flow of the water outlet end blocking, but when the rotating rod is used for a long time, the rotating rod can generate stagnation, and then the flow of the control blocking block on the water outlet end blocking is influenced, so that the working efficiency of the rotary damping control valve is caused.

SUMMERY OF THE UTILITY MODEL

The utility model provides a hoist gyration damping control valve possesses the automatic size that drives the shutoff piece and carry out the shutoff and then control water outlet end flow, and long-term use can not produce the beneficial effect that hinders, when having solved the long-term use rotation dwang of mentioning among the above-mentioned background art, the dwang can produce the problem that hinders.

The utility model provides a following technical scheme: the utility model provides a hoist gyration damping control valve, includes the valve, intake end and play water end, the standing groove has been seted up in the valve, standing groove and spout, the standing groove with the spout is linked together, the first rack of the last fixedly connected with of electric telescopic handle, rotatable coupling has the gear in the standing groove, the surface of gear with first rack toothing, slidable installs the moving part in the spout, fixedly connected with plugging block on the moving part, the gear is used for making the moving part is in slide in the spout, and then make the plugging block carries out the shutoff to a water end.

As an alternative of a crane rotary damping control valve, wherein: the moving part is a second rack, the surface of the second rack is meshed with the gear, and the first rack is used for promoting the gear to drive the second rack to rotate.

As an alternative of a crane rotary damping control valve, wherein: and a sliding block is fixedly connected to the second rack, the sliding block slides in the sliding groove, and the sliding block is used for promoting the second rack to be limited.

As an alternative of a crane rotary damping control valve, wherein: the water outlet end is provided with a communicating groove, and the blocking block is used for blocking the communicating groove.

As an alternative of a crane rotary damping control valve, wherein: the valve is internally and fixedly connected with a cellular board, the cellular board is in a hexagonal shape, and the second rack is used for promoting the plugging block to move so as to control the liquid flow in the cellular board.

As an alternative of a crane rotary damping control valve, wherein: a limiting groove is formed in the valve and communicated with the placing groove, and the limiting groove is used for limiting the first rack.

As an alternative of a crane rotary damping control valve, wherein: the stainless steel filter screen is detachably installed in the water inlet end and used for filtering liquid in the water inlet end.

As an alternative of a crane rotary damping control valve, wherein: install electric telescopic handle on the valve, electric telescopic handle is last to be installed and to deposit the case, electric telescopic handle is last to be equipped with expanding spring, first damping piece is installed to electric telescopic handle bottom, deposit the incasement and be equipped with second damping piece.

The utility model discloses possess following beneficial effect:

1. according to the rotary damping control valve of the crane, the stainless steel filter screen can filter impurities from liquid in the water inlet end, so that the cleanness of the interior of the valve is guaranteed; resistance is generated between the first damping block and the second damping block, so that the descending speed of the first rack driven by the electric telescopic rod is reduced, and the descending speed of the first rack is conveniently controlled; first rack is convenient for mediate the flow to the liquid drifting voluntarily, avoids the too big or undersize of liquid drifting to influence the use of hoist, improves the work efficiency of gyration damping control valve.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a sectional view of the present invention.

Fig. 3 is a schematic diagram of the internal structure of the present invention.

In the figure: 1. a valve; 2. a storage box; 3. an electric telescopic rod; 4. a water inlet end; 5. a water outlet end; 6. A tension spring; 7. a first damping block; 8. a second damping block; 9. a placement groove; 10. a chute; 11. a first rack; 12. a gear; 13. a plugging block; 14. a second rack; 15. a slider; 16. a communicating groove; 17. A honeycomb panel; 18. a limiting groove; 19. stainless steel filter screen.

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 1

Referring to fig. 1-3, a crane rotation damping control valve includes a valve 1, a storage box 2, an electric telescopic rod 3, a water inlet end 4, a water outlet end 5, an expansion spring 6, a first damping block 7 and a second damping block 8, a placement groove 9 is provided in the valve 1, the placement groove 9 is communicated with a sliding groove 10, the placement groove 9 is communicated with the sliding groove 10, a first rack 11 is fixedly connected to the electric telescopic rod 3, a gear 12 is rotatably connected to the placement groove 9, the surface of the gear 12 is engaged with the first rack 11, a moving part is slidably installed in the sliding groove 10, a blocking block 13 is fixedly connected to the moving part, the gear 12 is used for facilitating the moving part to slide in the sliding groove 10, and further the blocking block 13 blocks the water outlet end 5.

When the liquid flow needs to be controlled, when the liquid is conveyed into the valve 1 through the water inlet end 4 on the valve 1, the electric telescopic rod 3 pushes the first damping block 7 to descend, after the first damping block 7 descends to a certain position and contacts with the second damping block 8, resistance is generated between the first damping block 7 and the second damping block 8, the speed of the electric telescopic rod 3 driving the first rack 11 to descend is reduced, the speed of the first rack 11 descending is conveniently controlled, the descending motion of the first rack 11 drives the gear 12 in the placing groove 9 to rotate, the gear 12 rotates to drive the moving part to slide, the moving part slides to drive the plugging block 13 to slide in the sliding groove 10, the plugging block 10 starts to move towards the water outlet end 5, when the plugging block 130 moves to a certain position in the water outlet end 5, the flow of the liquid flowing into the water outlet end 5 is further controlled, when the plugging block 13 completely plugs the water outlet end 5, liquid is then blocked up for do not have liquid to carry in the play water end 5, first rack 11 is convenient for mediate the flow to the liquid drifting voluntarily, avoids the too big or undersize use that influences the hoist of liquid drifting, improves the work efficiency of gyration damping control valve.

Example 2

The present embodiment is an improvement made on the basis of embodiment 1, and specifically with reference to fig. 2 and fig. 3, the present embodiment further includes: referring to fig. 3, the moving part is a second rack 14, a surface of the second rack 14 is engaged with the gear 12, and the first rack 11 is used for driving the gear 12 to drive the second rack 14 to rotate.

In this embodiment, when needs drive blocking piece 13, electric telescopic handle 3 drives first rack 11 decline and removes, first rack 11 removes the gear 12 that drives in the standing groove 9 and rotates, gear 12 rotates and drives second rack 14 and slides in spout 10, second rack 14 slides and drives blocking piece 13 and slides in spout 10, blocking piece 13 begins to remove to 5 directions of water outlet end, first rack 11 is convenient for automatically drive blocking piece 13 and carries out the position and slides, avoid the manpower to rotate and drive blocking piece 13 and slide, resource saving cost.

Other structures of this embodiment are the same as those of embodiment 1, and are not described herein.

Example 3

The present embodiment is an improvement made on the basis of embodiment 2, and specifically with reference to fig. 2 and fig. 3, the present embodiment further includes: referring to fig. 3, a sliding block 15 is fixedly connected to the second rack 14, the sliding block 15 slides in the sliding groove 10, and the sliding block 15 is used for promoting the second rack 14 to be limited.

In this embodiment, the gear 12 rotates to drive the second rack 14 to slide, the slider 15 on the second rack 14 slides in the sliding slot 10, the second rack 14 slides to drive the blocking block 13 to slide in the sliding slot 10, so as to prevent the second rack 14 from separating from the sliding slot 10 during sliding, and the slider 15 slides in the sliding slot 10 to improve the stability of the second rack 14 during sliding, thereby protecting the working efficiency of the second rack 14.

Example 4

The present embodiment is an improvement made on the basis of embodiment 3, and specifically with reference to fig. 2 and fig. 3, the present embodiment further includes: referring to fig. 3, the water outlet end 5 is provided with a communicating groove 16, and the blocking block 13 is used for blocking the communicating groove 16.

In this embodiment, when the communicating groove 16 and the blocking block 13 are engaged with each other, the liquid in the valve cannot flow into the water outlet end 5, and when the communicating groove 16 and the blocking block 13 are not tightly engaged to generate a gap, the liquid in the valve will flow into a small amount of flow and enter the water outlet end 5, so as to control the flow of the liquid.

Example 5

The present embodiment is an improvement made on the basis of embodiment 4, and specifically with reference to fig. 2 and fig. 3, the present embodiment further includes: referring to fig. 3, a honeycomb plate 17 is fixedly connected to the inside of the valve 1, the honeycomb plate 17 has a hexagonal shape, and the second rack 14 is used for driving the plugging block 13 to move, thereby controlling the liquid flow rate in the honeycomb plate 17.

In this embodiment, when the plugging block 13 slides out of the placing groove 9, both the upper and lower ends of the plugging block 13 contact the honeycomb plate 17, and when the plugging block 13 contacts the honeycomb plate 17 in a moving manner, the through holes on the surface of the honeycomb plate 17 can be plugged, i.e. the inflow of the liquid flow of the valve can be controlled.

Example 6

The present embodiment is an improvement made on the basis of embodiment 5, and specifically with reference to fig. 2 and fig. 3, the present embodiment further includes: referring to fig. 3, a limiting groove 18 is formed in the valve 1, the limiting groove 18 is communicated with the placing groove 9, and the limiting groove 18 is used for limiting the first rack 11.

In this embodiment, the limiting groove 18 is convenient for limiting the sliding of the first rack 11, so as to prevent the sliding of the first rack 11 from generating displacement, and ensure the working efficiency of the first rack 11.

Example 7

The present embodiment is an improvement made on the basis of embodiment 6, and specifically with reference to fig. 2 and fig. 3, the present embodiment further includes: referring to fig. 3, a stainless steel filter screen 19 is detachably installed in the water inlet end 4, and the stainless steel filter screen 19 is used for filtering the liquid in the water inlet end 4.

In this embodiment, when liquid conveys into intake and holds in 4, intake the stainless steel filter screen 19 in the end 4 this moment and begin to filter impurity to the liquid that intakes in the end 4, guarantee the clean and tidy cleanness of valve 1 inside, avoid polluting in the valve 1.

Example 8

The present embodiment is an improvement made on the basis of embodiment 1, and specifically, with reference to fig. 1 and fig. 2, the present embodiment further includes: referring to fig. 2, an electric telescopic rod 3 is mounted on a valve 1, a storage box 2 is mounted on the electric telescopic rod 3, an expansion spring 6 is arranged on the electric telescopic rod 3, a first damping block 7 is mounted at the bottom end of the electric telescopic rod 3, and a second damping block 8 is arranged in the storage box 2.

In this embodiment, when liquid flow needs to be controlled, when liquid passes through water inlet end 4 on valve 1 and conveys in the valve 1, electric telescopic handle 3 promotes first damping piece 7 and descends, first damping piece 7 descend a certain position after contacting with second damping piece 8, produces the resistance between first damping piece 7 and the second damping piece 8, reduces electric telescopic handle 3 and drives the speed that first rack 11 descends.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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. The utility model provides a hoist gyration damping control valve, includes valve (1), intakes end (4) and goes out water end (5), its characterized in that: the valve is characterized in that an electric telescopic rod (3) is installed on the valve (1), a placing groove (9) is formed in the valve (1), the placing groove (9) is communicated with a sliding groove (10), the placing groove (9) is communicated with the sliding groove (10), a first rack (11) is fixedly connected to the electric telescopic rod (3), a gear (12) is rotatably connected to the placing groove (9), the surface of the gear (12) is meshed with the first rack (11), a moving part is slidably installed in the sliding groove (10), a blocking block (13) is fixedly connected to the moving part, and the gear (12) is used for promoting the moving part to slide in the sliding groove (10) so as to enable the blocking block (13) to block the water outlet end (5);

the moving part is a second rack (14), the surface of the second rack (14) is meshed with the gear (12), and the first rack (11) is used for promoting the gear (12) to drive the second rack (14) to rotate.

2. A crane slewing damping control valve as claimed in claim 1, wherein: the sliding block (15) is fixedly connected to the second rack (14), the sliding block (15) slides in the sliding groove (10), and the sliding block (15) is used for promoting the second rack (14) to be limited.

3. A crane slewing damping control valve as claimed in claim 2, wherein: the water outlet end (5) is provided with a communicating groove (16), and the blocking block (13) is used for blocking the communicating groove (16).

4. A crane slewing damping control valve as claimed in claim 3, wherein: a cellular plate (17) is fixedly connected in the valve (1), the cellular plate (17) is in a hexagonal shape, and the second rack (14) is used for promoting the blocking block (13) to move so as to control the liquid flow in the cellular plate (17).

5. A crane slewing damping control valve as claimed in claim 4, wherein: a limiting groove (18) is formed in the valve (1), the limiting groove (18) is communicated with the placing groove (9), and the limiting groove (18) is used for limiting the first rack (11).

6. A crane slewing damping control valve as claimed in claim 5, wherein: the stainless steel filter screen (19) is detachably installed in the water inlet end (4), and the stainless steel filter screen (19) is used for filtering liquid in the water inlet end (4).

7. A crane slewing damping control valve as claimed in claim 1, wherein: install on electric telescopic handle (3) and deposit case (2), be equipped with expanding spring (6) on electric telescopic handle (3), first damping piece (7) are installed to electric telescopic handle (3) bottom, it is equipped with second damping piece (8) in case (2) to deposit.