CN208565770U - A kind of 90 ° of rotary type driving devices - Google Patents

Abstract

The utility model discloses a kind of 90 ° of rotary type driving devices, including lower casing and upper casing, the lower casing upper surface is provided with downwards cavity, worm gear connecting tube is mounted in the cavity, driving worm gear is set in the worm gear connecting tube, upper end is inwardly embedded with worm bearing in the cavity, toggle is fitted in the worm bearing, the toggle stretches out lower casing and is connected with output flange, the toggle is located at fixing sleeve in cavity and output worm screw is housed, being meshed between the output worm screw and driving worm gear and transmission ratio are 1:1, position-arresting disk is equipped in the extension slot B and extension slot A, the position-arresting disk upper bearing (metal) is connected with sliding bar, the active meshing gear being meshed with driven meshing gear is set on the sliding bar.The flip angle of control valve can be carried out after the utility model assembling by the rotation angle of adjusting driving worm gear, and is active force by worm screw, rotation is laborsaving, and solving the problems, such as that traditional use for a long time is got rusty can not move manually.

Description

A kind of 90 ° of rotary type driving devices

Technical field

The utility model relates to valve technology field, especially a kind of 90 ° of rotary type driving devices.

Background technique

Valve is for being opened and closed pipeline, control flow direction, the parameter (temperature, pressure and flow) of regulation and control pumped (conveying) medium Pipeline fittings.According to its function, shut-off valve, check-valves, regulating valve etc. can be divided into.Valve is the control in fluid delivery system Component has the function of cut-off, adjusting, water conservancy diversion, prevents adverse current, pressure stabilizing, shunting or overflow pressure relief etc., but now common cuts Only valve and this kind of driving device for being rotated into traveling control valve door of butterfly valve are all directly to be moved using handle, are rotated by oneself Feel be adjusted valve size, maximum problem is can not to adjust the angle of valve rotation, needs to improve.

Utility model content

Purpose of the utility model is to solve the above problems, devise a kind of 90 ° of rotary type driving devices.

To achieve the above object, the utility model provides the following technical solutions: a kind of 90 ° of rotary type driving devices, including Lower casing and upper casing, the lower casing upper surface are provided with downwards cavity, and worm gear connecting tube, the worm gear connection are mounted in the cavity Driving worm gear is set on pipe, upper end is inwardly embedded with worm bearing in the cavity, is fitted with torsion in the worm bearing Arm, described toggle one end stretch out lower casing and are connected with output flange, and the toggle is located at fixing sleeve in cavity and output snail is housed Bar, for 1:1, the lower casing outer surface is inwardly provided with spiral shell to the output worm screw with being meshed between worm gear and transmission ratio is driven Keyhole is fitted with caging bolt in the bolt hole, and the caging bolt is located at one end outside lower casing and is equipped with fixture nut, described Upper casing is provided with and connect the circular hole that pipe diameter matches with worm gear, and fixinig plate, the fixinig plate are equipped on the inside of the worm gear connecting tube It is equipped with fixation hole, the dial plate for stretching out circular hole is fixed on the fixation hole, the dial plate is equipped with indicator, described It is located at circular hole on the outside of upper casing and is equipped with angle index line, the lower end of the caging bolt is equipped with driven meshing gear, the lower casing Lower end surface is equipped with driving cover, and the driving enclosure is on caging bolt and interior upper surface is equipped with limit sliding chutes, and the limit is slided Slot inner surface opposite end is provided with extension slot A, and driving cover lower surface is provided with opening corresponding with limit sliding chutes position, The opening inner side surface is provided in the extension slot B, the extension slot B and extension slot A to match with extension slot A size and is equipped with Position-arresting disk, the position-arresting disk upper bearing (metal) be connected with sliding bar, is set on the sliding bar and is meshed with driven meshing gear Active meshing gear.

Preferably, the output flange is equipped with the hand cranking handle for driving rotation, the hand cranking handle and output method Pin shaft connection and hand cranking handle realization rotation between orchid.

Preferably, it is bolted between the lower casing and upper casing, the fixed position of the bolt is in the quadrangle of lower casing Chamber portion is not opened in place.

Preferably, caging bolt insertion bottom housing section is in contact realization with the maximum move angle position of driving worm gear Limit.

Preferably, described sliding bar one end stretches out driving cover and is equipped with hand-held set.

The 90 ° of rotary type driving devices made using the technical solution of the utility model can drive worm gear by adjusting Rotation angle carry out control valve flip angle, and by worm screw be active force, rotate it is laborsaving, solve tradition it is long when Between using get rusty can not move manually the problem of.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of 90 ° of rotary type driving devices described in the utility model；

Fig. 2 is the general assembly front view of 90 ° of rotary type driving devices described in the utility model；

Fig. 3 is the driving cover side cross-sectional, view of 90 ° of rotary type driving devices described in the utility model；

Fig. 4 is partial enlarged view in the driving cover of 90 ° of rotary type driving devices described in the utility model；

In figure, 1, lower casing；2, upper casing；3, cavity；4, worm gear connecting tube；5, worm gear is driven；6, worm bearing；7, torsion Arm；8, output flange；9, worm screw is exported；10, bolt hole；11, caging bolt；12, fixture nut；13, circular hole；14, fixinig plate； 15, fixation hole；16, dial plate；17, indicator；18, angle index line；19, hand cranking handle；20, driven meshing gear；21, it drives Dynamic cover；22, limit sliding chutes；23, extension slot A, 24, opening；25, extension slot B；26, position-arresting disk；27, sliding bar；28, it actively nibbles Close gear；29, set is held.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

The utility model provides 90 ° of rotary type driving devices of one kind as shown in Figs 1-4, including lower casing 1 and upper casing 2, 1 upper surface of lower casing is provided with downwards cavity 3, and worm gear connecting tube 4 is mounted in the cavity 3, is covered in the worm gear connecting tube 4 Equipped with driving worm gear 5, upper end is inwardly embedded with worm bearing 6 in the cavity 3, is fitted with toggle in the worm bearing 6 7, described 7 one end of toggle stretches out lower casing 1 and is connected with output flange 8, the toggle 7 be located at fixing sleeve in cavity 3 be equipped with it is defeated Worm screw 9 out, it is described output worm screw 9 and drive worm gear 5 between being meshed and transmission ratio be 1:1,1 outer surface of lower casing to It is inside provided with bolt hole 10, caging bolt 11 is fitted in the bolt hole 10, the caging bolt 11 is located at 1 outside one end of lower casing Equipped with fixture nut 12, the upper casing 2 is provided with the circular hole 13 to match with 4 diameter of worm gear connecting tube, in the worm gear connecting tube 4 Side is equipped with fixinig plate 14, and the fixinig plate 14 is equipped with fixation hole 15, is fixed on the fixation hole 15 and stretches out circular hole 13 Dial plate 16, the dial plate 16 are equipped with indicator 17, are located at circular hole 13 on the outside of the upper casing 2 and are equipped with angle index line 18, the lower end of the caging bolt 11 is equipped with driven meshing gear 20, and 1 lower end surface of lower casing is equipped with driving cover 21, the drive Dynamic cover 21 is sleeved on caging bolt 11 and interior upper surface is equipped with limit sliding chutes 22, and 22 inner surface of limit sliding chutes is with respect to two End is provided with extension slot A23, and the driving covers 21 lower surfaces and is provided with opening 24 corresponding with 22 position of limit sliding chutes, the opening 24 inner surfaces are provided in the extension slot B25, the extension slot B25 and extension slot A23 to match with extension slot A23 size and are all provided with There is position-arresting disk 26,26 upper bearing (metal) of position-arresting disk is connected with sliding bar 27, is set on the sliding bar 27 and driven engaging tooth The active meshing gear 28 that wheel 20 is meshed；The output flange 8 is equipped with the hand cranking handle 19 for driving rotation, the hand Pin shaft connection and the realization rotation of hand cranking handle 19 between crank hand 19 and output flange 8；Lead between the lower casing 1 and upper casing 2 It crosses bolt to fix, the four corners that the fixed position of the bolt is in lower casing 1 do not open 3 part of cavity；The caging bolt 11 is inserted into 1 part of lower casing is in contact with the maximum move angle position of driving worm gear 5 and realizes limit；Driving is stretched out in described 27 one end of sliding bar It covers 21 and is equipped with hand-held set 29.

In the technical scheme, the technology illustrated is to drive the driving device of valve sheet, and valve sheet is inserted into across lower casing 1 It drives in the worm gear connecting tube 4 on worm gear 5, worm gear connecting tube 4 drives valve sheet rotation in the case where driving worm gear 5 rotates

When specifically used: after lower casing 1 and upper casing 2 are spliced, drive output flange 8 to rotate by hand cranking handle 19, thus It drives toggle 7 to rotate, and drives driving worm gear 5 to rotate by output worm screw 9, so that driving worm gear 5 drives turbine connection Pipe rotation, and with the valve sheet rotation in movable valve, slide sliding bar 27 by hand-held set 29, sliding bar 27 passes through limit Disk 26 slides in extension slot A23 and extension slot B25, when sliding into the leftmost side, active meshing gear 28 and driven engaging tooth When wheel 20 is meshed, hand-held set 29 is rotated, makes driven meshing gear 20 that caging bolt 11 be driven to rotate, and according to caging bolt The length of 11 insertion 1 internal cavities 3 of lower casing carries out the maximum rotation angle that limitation driving worm gear 5 rotates counterclockwise, will similarly slide The caging bolt 11 that the right side that lever 27 slides into opening 24 is adjusted positioned at right side is inserted into the length inside the cavity 3 of lower casing 1 It is short, it is adjusted the maximum rotation angle that driving worm gear 5 rotates clockwise.

Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic It is equivalently replaced, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on, It should be included within the scope of protection of this utility model.

Claims (5)

1. a kind of 90 ° of rotary type driving devices, including lower casing (1) and upper casing (2), which is characterized in that lower casing (1) upper surface It is provided with cavity (3) downwards, is mounted with worm gear connecting tube (4) in the cavity (3), is set with drive on the worm gear connecting tube (4) Dynamic worm gear (5), the interior upper end of the cavity (3) are inwardly embedded with worm bearing (6), are fitted with torsion in the worm bearing (6) Arm (7), described toggle (7) one end are stretched out lower casing (1) and are connected with output flange (8), and the toggle (7) is located at cavity (3) Interior fixing sleeve equipped with output worm screw (9), it is described output worm screw (9) with drive worm gear (5) between being meshed and transmission ratio be 1: 1, lower casing (1) outer surface is inwardly provided with bolt hole (10), is fitted with caging bolt (11), institute in the bolt hole (10) It states caging bolt (11) and is located at the external one end of lower casing (1) equipped with fixture nut (12), the upper casing (2) is provided with and worm gear connecting tube (4) circular hole (13) that diameter matches, worm gear connecting tube (4) inside is equipped with fixinig plate (14), on the fixinig plate (14) Equipped with fixation hole (15), the dial plate (16) for stretching out circular hole (13), the dial plate are fixed on the fixation hole (15) (16) indicator (17) are equipped with, are located at circular hole (13) on the outside of the upper casing (2) and are equipped with angle index line (18), the limit The lower end of bolt (11) is equipped with driven meshing gear (20), and lower casing (1) lower end surface is equipped with driving cover (21), the driving cover (21) it is sleeved on caging bolt (11) and interior upper surface is equipped with limit sliding chutes (22), limit sliding chutes (22) the inner surface phase Both ends are provided with extension slot A (23), the driving cover (21) lower surface is provided with opening corresponding with limit sliding chutes (22) position (24), described opening (24) inner surface is provided with the extension slot B (25) to match with extension slot A (23) size, the extension slot B (25) and in extension slot A (23) it is equipped with position-arresting disk (26), position-arresting disk (26) upper bearing (metal) is connected with sliding bar (27), described The active meshing gear (28) being meshed with driven meshing gear (20) is set on sliding bar (27).

2. a kind of 90 ° of rotary type driving devices according to claim 1, which is characterized in that set on the output flange (8) There is the hand cranking handle (19) for driving rotation, pin shaft is connect and hand between the hand cranking handle (19) and output flange (8) Crank hand (19) realizes rotation.

3. a kind of 90 ° of rotary type driving devices according to claim 1, which is characterized in that the lower casing (1) and upper casing (2) it is bolted between, the four corners that the fixed position of the bolt is in lower casing (1) do not open cavity (3) part.

4. a kind of 90 ° of rotary type driving devices according to claim 1, which is characterized in that the caging bolt (11) is inserted Enter lower casing (1) partially with driving worm gear (5) maximum move angle position be in contact realization limit.

5. a kind of 90 ° of rotary type driving devices according to claim 1, which is characterized in that described sliding bar (27) one end It stretches out driving cover (21) and is equipped with hand-held set (29).