CN215257758U

CN215257758U - Self-adaptive lubricating worm gear head

Info

Publication number: CN215257758U
Application number: CN202121144030.1U
Authority: CN
Inventors: 赵东旭
Original assignee: Tianjin Ruideshi Valve Co ltd
Current assignee: Tianjin Ruideshi Valve Co ltd
Priority date: 2021-05-26
Filing date: 2021-05-26
Publication date: 2021-12-21
Anticipated expiration: 2031-05-26

Abstract

The utility model provides a self-adaptive lubricating worm gear head, which belongs to the technical field of valves and comprises a machine body, wherein the machine body is internally provided with a cavity structure, a rotating shaft is rotatably connected between the front inner wall and the rear inner wall of the machine body, the circumferential surface of the rotating shaft is rotatably connected with a bearing, the circumferential surface of the bearing is fixedly connected with a worm gear, the upper end of the machine body is fixedly connected with an installation block, the lower end of the installation block is provided with a first groove, the left inner wall of the first groove is rotatably connected with a worm, the right end of the worm movably penetrates through the right end of the installation block rightwards and extends rightwards, and the worm meshes with the worm wheel, the equal fixedly connected with first screw thread section of thick bamboo in the left and right sides of organism lower extreme, equal threaded connection has first screw rod in two first screw thread sections of thick bamboos, the equal fixedly connected with nut of lower extreme of two first screw thread sections, and two nut difference threaded connection are in the circumferential surface of two first screw rods.

Description

Self-adaptive lubricating worm gear head

Technical Field

The utility model belongs to the technical field of the valve, concretely relates to lubricated worm wheel head of self-adaptation.

Background

Valves are the controlling components in fluid delivery systems, and the variety and specifications of the valves used in fluid control systems range from the simplest shut-off valves to the variety of valves used in extremely complex autonomous systems. In the worm gear head of the existing valve, the meshing part of the worm gear and the worm in the shell is coated with lubricating oil to keep smooth rotation, but the worm gear head needs to be opened periodically to supplement the lubricating oil, and in actual use, the opening of the worm gear head is troublesome and impractical.

The inside unable oiling of traditional worm gear head can only be lubricated by smearing some lubricating oil when leaving the factory, however its shortcoming of this kind of worm gear head is for through long-term use morals and manners, and inside lubricating oil consumes the back, and the action of worm gear head switch can block puckery, leads to the worm gear head to become invalid.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lubricated worm wheel of self-adaptation, aim at solving the inside unable oiling of traditional worm wheel head among the prior art, can only lean on when dispatching from the factory to wipe some lubricating oil lubricated, however its shortcoming of this kind of worm wheel head is for through long-term use morals and manners, and inside lubricating oil consumes the back, and the action of worm wheel head switch can block puckery, leads to the problem that the worm wheel head became invalid.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a lubricated worm gear of self-adaptation, includes the organism, be the cavity structure in the organism, it is connected with the pivot to rotate between the front and back inner wall of organism, the circumference surperficial rotation of pivot is connected with the bearing, the circumference fixed surface of bearing is connected with the worm wheel, the upper end fixedly connected with installation piece of organism, first recess has been seted up to the lower extreme of installation piece, the left inner wall of first recess rotates and is connected with the worm, the right-hand member right side activity of worm runs through the right-hand member of installation piece and extends right, and worm wheel mesh mutually, the equal fixedly connected with first screw thread section of thick bamboo in the left and right sides of organism lower extreme, two equal threaded connection has first screw rod, two in the first screw thread section of thick bamboo the equal fixedly connected with nut of lower extreme, and two nut difference threaded connection in the circumferential surface of two first screw rods.

As a preferred scheme, the oil filler point has been seted up to the upper end of installation piece, the upper end fixedly connected with glib talker piece of installation piece, the upper end fixedly connected with glib talker body of glib talker piece, the lower extreme fixedly connected with filter screen of glib talker body, the upper end fixedly connected with spring of filter screen, the upper end fixedly connected with ball that slides of spring.

As an optimized scheme of the utility model, two the equal fixedly connected with screw head of lower extreme of first screw rod.

As an optimal scheme of the utility model, the right-hand member fixed connection of worm has the valve handle, the circumference surface of valve handle is equipped with anti-skidding line.

As an optimized scheme of the utility model, the circumference inner wall of organism is equipped with sealed the pad.

As an optimized scheme, the lower extreme fixedly connected with second screw thread section of thick bamboo of organism, the lower extreme threaded connection of a second screw thread section of thick bamboo has the second screw rod.

Compared with the prior art, the beneficial effects of the utility model are that:

1. pour lubricating oil into the organism through the oil filler point inside, lubricating oil can oppress the ball, make the ball down move, drive the spring downstream, can pass through lubricating oil and enter into in the organism behind the filter screen, the valve is equipped with the slipmat on hand and takes place to slide when preventing to rotate the valve handle, two first screw rods are used for restricting the pivoted position of worm wheel, make its control in an within range, need twist the second screw rod when adding lubricating oil, with the gas in the organism, discharge through the second screw thread section of thick bamboo.

2. The worm gear head is characterized in that a spring oil injection nozzle is embedded in the top worm side of the outer wall of the shell, a threaded exhaust hole is formed in the bottom of the shell, and pasty lubricating oil is injected into the shell through the oil injection nozzle, so that the internal lubricating oil of the worm gear head is completely full, and the worm gear head can be used for a long time without being jammed.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a cross-sectional view of the present invention;

fig. 2 is a partial cross-sectional view of the present invention;

fig. 3 is an enlarged view of a portion a in fig. 2 according to the present invention.

In the figure: 1. a body; 2. a rotating shaft; 3. a bearing; 4. a worm gear; 5. mounting blocks; 6. a worm; 7. a valve handle; 8. a first threaded barrel; 9. a first screw; 10. a nut; 11. a screw head; 12. a second threaded barrel; 13. a second screw; 14. an oil filler hole; 15. a nipple block; 16. a nipple body; 17. a filter screen; 18. a spring; 19. and (4) sliding balls.

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, the present invention provides the following technical solutions:

a self-adaptive lubricating worm gear comprises a machine body 1, a cavity structure is arranged in the machine body 1, a rotating shaft 2 is rotatably connected between the front inner wall and the rear inner wall of the machine body 1, a bearing 3 is rotatably connected on the circumferential surface of the rotating shaft 2, a worm gear 4 is fixedly connected on the circumferential surface of the bearing 3, an installation block 5 is fixedly connected at the upper end of the machine body 1, a first groove is arranged at the lower end of the installation block 5, a worm 6 is rotatably connected on the left inner wall of the first groove, the right end of the worm 6 movably penetrates through the right end of the installation block 5 to the right and extends to the right, and worm 6 meshes with worm wheel 4 mutually, the equal fixedly connected with first screw thread section of thick bamboo 8 in the left and right sides of organism 1 lower extreme, equal threaded connection has first screw rod 9 in two first screw thread sections of thick bamboo 8, the equal fixedly connected with nut 10 of the lower extreme of two first screw thread sections of thick bamboo 8, and threaded connection is on the circumferential surface of two first screw rods 9 respectively for two nuts 10.

The utility model discloses an in the embodiment, pour lubricating oil into organism 1 through oil filler point 14 inside, lubricating oil can oppress smooth ball 19, make smooth ball 19 move down, drive spring 18 downstream, can pass through lubricating oil and enter into organism 1 behind the filter screen 17 in, be equipped with the slipmat on the valve handle 7 and prevent to take place to slide when rotating valve handle 7, two first screw rods 9 are used for restricting the rotational position of worm wheel 4, make its control at an within range, need twist second screw rod 13 when adding lubricating oil, with the gas in the organism 1, discharge through second screw thread section of thick bamboo 12.

Specifically referring to fig. 3, an oil injection hole 14 is formed in the upper end of the mounting block 5, an oil nozzle block 15 is fixedly connected to the upper end of the mounting block 5, an oil nozzle body 16 is fixedly connected to the upper end of the oil nozzle block 15, a filter screen 17 is fixedly connected to the lower end of the oil nozzle body 16, a spring 18 is fixedly connected to the upper end of the filter screen 17, and a sliding ball 19 is fixedly connected to the upper end of the spring 18.

In this embodiment: lubricating oil is poured into the machine body 1 through the oil filling hole 14, and the lubricating oil presses the sliding ball 19, so that the sliding ball 19 moves downwards, the spring 18 is driven to move downwards, and the lubricating oil can enter the machine body 1 after passing through the filter screen 17.

Specifically referring to fig. 1, the lower ends of the two first screws 9 are fixedly connected with screw heads 11.

In this embodiment: the first screw rod 9 is used for supporting the first screw rod 9, the height of the first screw rod 9 is convenient to adjust, and the adjustment of the height of the first screw rod 9 is just the adjustment of the rotation amplitude of the worm wheel 4.

Specifically referring to fig. 1, a valve handle 7 is fixedly connected to the right end of the worm 6, and anti-slip threads are arranged on the circumferential surface of the valve handle 7.

In this embodiment: the valve handle 7 can drive the worm 6 to rotate, and the anti-skidding lines arranged on the valve handle 7 can ensure that the valve handle 7 cannot slide when being rotated.

Specifically, the inner circumferential wall of the housing 1 is provided with a gasket, not shown.

In this embodiment: it is ensured that the lubricant oil injected into the body 1 does not leak out and inflow of external impurities is also prevented.

Specifically, referring to fig. 1, a second threaded cylinder 12 is fixedly connected to the lower end of the machine body 1, and a second screw 13 is connected to the lower end of the second threaded cylinder 12 in a threaded manner.

In this embodiment: the air in the machine body 1 can be discharged through the second screw cylinder 12 when the lubricating oil is injected, and the second screw cylinder 12 can be blocked by the second screw 13 when the machine body is not used.

The utility model discloses a theory of operation and use flow: when this device uses, pour lubricating oil into organism 1 inside through oil filler point 14, lubricating oil can oppress smooth ball 19, make smooth ball 19 move down, drive spring 18 downstream, can pass through filter screen 17 with lubricating oil and then enter into organism 1 in, be equipped with the slipmat on the valve handle 7 and prevent to take place to slide when rotating valve handle 7, two first screw rods 9 are used for restricting the rotational position of worm wheel 4, make its control in an within range, need twist second screw rod 13 when adding lubricating oil, with the gas in the organism 1, discharge through second thread section of thick bamboo 12.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A self-adapting lubricated worm gear head, characterized in that: comprises a machine body (1), a cavity structure is arranged in the machine body (1), a rotating shaft (2) is connected between the front inner wall and the rear inner wall of the machine body (1) in a rotating manner, a bearing (3) is connected to the circumferential surface of the rotating shaft (2) in a rotating manner, a worm wheel (4) is fixedly connected to the circumferential surface of the bearing (3), an installation block (5) is fixedly connected to the upper end of the machine body (1), a first groove is formed in the lower end of the installation block (5), a worm (6) is connected to the left inner wall of the first groove in a rotating manner, the right end of the worm (6) movably penetrates through the right end of the installation block (5) rightwards and extends rightwards, the worm (6) is meshed with the worm wheel (4), first threaded cylinders (8) are fixedly connected to the left side and the right side of the lower end of the machine body (1), and first screw rods (9) are connected to the first threaded cylinders (8) in a threaded manner, the lower end of each first threaded cylinder (8) is fixedly connected with a nut (10), and the two nuts (10) are respectively in threaded connection with the circumferential surfaces of the two first screws (9).

2. A self-lubricating worm-gear head as claimed in claim 1, wherein: oil filler point (14) have been seted up to the upper end of installation piece (5), the upper end fixedly connected with glib talker piece (15) of installation piece (5), the upper end fixedly connected with glib talker body (16) of glib talker piece (15), the lower extreme fixedly connected with filter screen (17) of glib talker body (16), the upper end fixedly connected with spring (18) of filter screen (17), the upper end fixedly connected with ball (19) of spring (18).

3. A self-lubricating worm-gear head as claimed in claim 2, wherein: the lower ends of the two first screws (9) are fixedly connected with screw heads (11).

4. A self-lubricating worm-gear head according to claim 3, wherein: the right end of the worm (6) is fixedly connected with a valve handle (7), and the circumferential surface of the valve handle (7) is provided with anti-skid grains.

5. An adaptive-lubrication worm-gear head according to claim 4, wherein: the circumferential inner wall of the machine body (1) is provided with a sealing gasket.

6. An adaptive-lubrication worm-gear head according to claim 5, wherein: the lower end of the machine body (1) is fixedly connected with a second threaded cylinder (12), and the lower end of the second threaded cylinder (12) is in threaded connection with a second screw (13).