CN219772900U - Hand headstock gear - Google Patents

Abstract

The utility model relates to the technical field of opening and closing machines and discloses a hand-operated opening and closing machine, which comprises a shell, wherein two side walls of the shell are respectively and rotatably connected with a connecting rod, the upper end face and the lower end face of each connecting rod are respectively provided with a second sliding groove, the interiors of a plurality of second sliding grooves are respectively and slidably connected with a jacking block, the tops of a plurality of jacking blocks are respectively and fixedly provided with a pressing block, two sides of the inner side wall of each pressing block are respectively and fixedly provided with a limiting rod, the upper end face and the lower end face of each connecting rod are respectively and fixedly provided with two fixing grooves, the interiors of each connecting rod are respectively provided with a rocker, the upper end and the lower end of each rocker are respectively provided with a spring and a sliding block, the upper end and the lower end of each connecting rod are respectively provided with a pressing block and a second sliding groove, and the sliding blocks and the second sliding grooves are clamped with each other, so that the rockers can be detached from the opening and closing machine more conveniently and are connected, water can be prevented from being stolen by other through operating the rockers, and the theft prevention effect of the opening and closing machine is improved.

Description

Hand headstock gear

Technical Field

The utility model relates to the technical field of hoist, in particular to a hand hoist.

Background

The hand-operated headstock gear is also called a manual screw headstock gear, is used on the water passage of various hydraulic engineering, plays a role in controlling the small-sized opening and closing mechanical equipment of the sluice, it is a plane gate headstock gear apparatus used for manpower operation, it has self-locking function, the gate can stay in any position, and is furnished with theft-proof mouth and special spanner, the screw headstock gear with theft-proof water function has the advantages of turning to the speed change fast, hand-operated to start, shake light and handy, open and close flexible, etc., use in engineering such as the water conservancy irrigation of small-scale farmland, aquatic farm, urban water supply and drainage, irrigation district transformation, etc.;

according to the hand-operated planetary transmission toothed bar hoist disclosed in the Chinese patent application number (CN 201120009312.0), the hand-operated planetary transmission toothed bar hoist comprises a machine shell and a gear set in the machine shell, and further comprises a hand-operated mechanism, wherein a backstop is arranged on an output shaft of the hand-operated mechanism, the output shaft of the hand-operated mechanism is connected with a planetary reducer, the planetary reducer is connected with a power input shaft of the gear set in the machine shell, at least one gear in the gear set is meshed with a toothed bar, and the toothed bar is fixedly connected with a gate, and the utility model has the beneficial effects that: the use efficiency is high, and the operation is light;

this application is improving the back to hand formula headstock gear, and availability factor is high, the operation is light, but the device when using, can't take off the rocker after finishing using, and other people steal water through operating the rocker easily, and theftproof effect is not good, consequently, the skilled person provides a hand formula headstock gear to solve the problem that proposes among the above-mentioned background art.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a hand-operated hoist which solves the problems that a rocker cannot be taken down after the use in the prior art is finished, and other people can easily steal water by operating the rocker, so that the theft-proof effect is poor.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a hand formula headstock gear, includes the casing, the both sides lateral wall of casing all rotates and is connected with the connecting rod, two the second spout has all been seted up to the up end of connecting rod and lower terminal surface, and is a plurality of the equal sliding connection in inside of second spout has the kicking block, and is a plurality of the equal fixedly provided with briquetting in top of kicking block, a plurality of the inside wall both sides of briquetting are all fixed and are provided with the gag lever post, two fixed slots have all been seted up to the up end of connecting rod and lower terminal surface, two the inside of connecting rod all is equipped with the rocker, two first spout has all been seted up to the up end and the lower terminal surface of rocker, and is a plurality of the inside wall of first spout is all fixed and is provided with the spring, a plurality of the equal fixedly connected with slider of the other end of spring.

Through adopting above-mentioned technical scheme, all set up spring and slider in the upper end and the lower extreme of rocker, connecting rod upper end and lower extreme all set up briquetting and second spout, joint between slider and the second spout, can make the rocker more convenient dismantlement and connection from the headstock gear, prevented that other people from stealing water easily through operating the rocker, the theftproof effect of headstock gear has been improved, two rockers, when single operation headstock gear shakes the difficulty, can insert the connecting rod with the second rocker in, the cooperation slider again, connecting rod and briquetting accomplish fixedly, later shake the second rocker and carry out the afterburning, the gate is promoted, the efficiency is higher.

Further, the inner side walls of the two connecting rods are fixedly provided with first bevel gears.

By adopting the technical scheme, the power can be better transmitted, and the gate can be closed or opened more quickly.

Further, the upper end face of the shell is rotatably connected with a screw.

By adopting the technical scheme, the valve is driven to move by driving the screw to rotate through power transmission.

Further, the upper inner wall of the shell is rotationally connected with a connecting cylinder, and the lower end of the connecting cylinder is fixedly provided with a second bevel gear.

By adopting the technical scheme, the transmission of power is convenient, so that the screw is driven.

Further, the shell is made of cast iron.

By adopting the technical scheme, the cast iron has better wear resistance and high vibration absorption, and the service life of the hoist can be prolonged.

Further, the two first bevel gears are meshed with the second bevel gears.

By adopting the technical scheme, the screw rod can be driven to rotate better so as to drive the valve.

Further, a plurality of sliding blocks are clamped with a plurality of second sliding grooves.

Through adopting above-mentioned technical scheme, can make the more firm of rocker and connecting rod connection.

The utility model provides a hand-operated hoist, which has the following beneficial effects:

1. this hand formula headstock gear through all setting up spring and slider in the upper end and the lower extreme of rocker, and connecting rod upper end and lower extreme all set up briquetting and second spout, joint between slider and the second spout can make the rocker more convenient dismantlement and connection from the headstock gear, has prevented that other people from stealing water through operating the rocker easily, has improved the theftproof effect of headstock gear.

2. This hand formula headstock gear through setting up two rockers, when single operation headstock gear sways difficulty, can insert the connecting rod with the second rocker in, cooperation slider, connecting rod and briquetting again accomplish fixedly, later shake the second rocker and carry out the afterburning, promote the gate, efficiency is higher.

Drawings

Fig. 1 is a perspective view of a hand hoist according to the present utility model;

fig. 2 is a perspective view of a connecting rod of a hand hoist according to the present utility model;

fig. 3 is a front sectional view of a hand hoist according to the present utility model;

fig. 4 is a front view of a hand hoist according to the present utility model;

fig. 5 is an enlarged view of a portion a of a hand hoist according to the present utility model.

Legend description:

1. a housing; 2. a screw; 3. a connecting cylinder; 4. a connecting rod; 5. a first helical gear; 6. briquetting; 7. a second helical gear; 8. a rocker; 9. a first chute; 10. a spring; 11. a top block; 12. a limit rod; 13. a fixing groove; 14. a slide block; 15. and a second chute.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, one embodiment provided by the present utility model is: the utility model provides a hand formula headstock gear, including casing 1, casing 1's both sides lateral wall all rotates and is connected with connecting rod 4, second spout 15 has all been seted up to the up end and the lower terminal surface of two connecting rods 4, the equal sliding connection in inside of a plurality of second spouts 15 has kicking block 11, the top of a plurality of kicking blocks 11 is all fixed and is provided with briquetting 6, the inside wall both sides of a plurality of briquetting 6 are all fixed and are provided with gag lever post 12, two fixed slots 13 have all been seted up to the up end and the lower terminal surface of two connecting rods 4, two fixed slots 13 have all been seted up to the inside of two connecting rods 4, first spout 9 has all been seted up to the up end and the lower terminal surface of two rocker 8, the inside wall of a plurality of first spouts 9 is all fixed and is provided with spring 10, the equal fixedly connected with slider 14 of the other ends of a plurality of spring 10, upper end and lower extreme at rocker 8 all set up spring 10 and slider 14, briquetting 6 and second spout 15 are all set up to the lower extreme, the joint between slider 14 and the second spout 15, can make 8 more convenient dismantlement and connection from the headstock gear, the easy operation of people has been prevented from having carried out the rocker 8, the rocker 8 has been carried out, the high-lift effect is realized when the rocker 8 is difficult to the operation, the headstock gear is convenient, the high-lift, the headstock gear is 8, and the other 8 has been inserted the rocker 8, and can be moved up through the rocker 8, and has been difficult to be convenient when the rocker is 8, and has been moved, and 8.

The inside walls of the two connecting rods 4 are fixedly provided with first bevel gears 5, so that power can be better transmitted, and the gate can be closed or opened faster.

The upper end face of the shell 1 is rotationally connected with a screw rod 2, and the screw rod 2 is driven to rotate through power transmission to drive the valve to move.

The upper inner wall of the shell 1 is rotationally connected with a connecting cylinder 3, and the lower end of the connecting cylinder 3 is fixedly provided with a second bevel gear 7, so that power transmission is facilitated, and the screw 2 is driven.

The shell 1 is made of cast iron, so that the cast iron is more wear-resistant and has high vibration absorption, and the service life of the hoist can be prolonged.

The two first bevel gears 5 are meshed with the second bevel gears 7, so that the screw 2 can be driven to rotate better, and the valve is driven.

The sliding blocks 14 are clamped with the second sliding grooves 15, so that the connection between the rocker 8 and the connecting rod 4 is firmer.

Working principle: when the intelligent hoist is used, the shell 1 is fixed at a required place, then one rocker 8 is inserted into the connecting rod 4 at one side of the shell 1, when the rocker 8 is completely inserted into the connecting rod 4, two sliding blocks 14 at the front end of the rocker 8 are clamped into the second sliding groove 15 on the connecting rod 4 under the action of the spring 10, the jacking block 11 and the pressing block 6 are jacked up, the rocker 8 is also fixed with the connecting rod 4, the rocker 8 can rotate to drive the first helical gear 5 to rotate, the first helical gear 5 rotates to drive the second helical gear 7 to rotate, the second helical gear 7 rotates to drive the screw rod 2 to rotate, the valve can be driven to move up and down, when a single operator is difficult to shake, the second rocker 8 can be inserted into the connecting rod 4, the sliding block 14, the connecting rod 4 and the pressing block 6 are matched to complete fixation, then the second rocker 8 is rocked to apply force, the gate is lifted, the efficiency is higher, after the rocking block 6 is used, the pressing block 6 is only pressed down, the jacking block 11 presses the sliding block 14 out of the second sliding groove 15, and the rocker 8 can be taken out.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model 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, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (7)

1. The utility model provides a hand formula headstock gear, includes casing (1), its characterized in that: the utility model discloses a connecting rod, including casing (1) and connecting rod, connecting rod (4) is connected with in all rotation to both sides lateral wall of casing (1), two second spout (15) have all been seted up to the up end of connecting rod (4) and lower terminal surface, a plurality of equal sliding connection in inside of second spout (15) has kicking block (11), a plurality of the top of kicking block (11) is all fixed and is provided with briquetting (6), a plurality of the inside wall both sides of briquetting (6) are all fixed and are provided with gag lever post (12), two fixed slot (13) have all been seted up to the up end and the lower terminal surface of connecting rod (4), two the inside of connecting rod (4) all is equipped with rocker (8), two first spout (9) have all been seted up to the up end and the lower terminal surface of rocker (8), a plurality of the inside wall of first spout (9) is all fixed and is provided with spring (10), a plurality of the equal fixedly connected with slider (14) of the other end of spring (10).

2. The hand hoist of claim 1, characterized in that: the inner side walls of the two connecting rods (4) are fixedly provided with first bevel gears (5).

3. The hand hoist of claim 1, characterized in that: the upper end face of the shell (1) is rotatably connected with a screw (2).

4. The hand hoist of claim 1, characterized in that: the upper inner wall of the shell (1) is rotationally connected with a connecting cylinder (3), and the lower end of the connecting cylinder (3) is fixedly provided with a second bevel gear (7).

5. The hand hoist of claim 1, characterized in that: the shell (1) is made of cast iron.

6. The hand hoist of claim 2, characterized in that: the two first bevel gears (5) are meshed with the second bevel gears (7).

7. The hand hoist of claim 1, characterized in that: the sliding blocks (14) are clamped with the second sliding grooves (15).