CN203892691U

CN203892691U - Graduated hand wheel

Info

Publication number: CN203892691U
Application number: CN201420274760.7U
Authority: CN
Inventors: 林岗; 潘修海
Original assignee: Ningbo Amico Copper Valves Manufacturing Co Ltd
Current assignee: Ningbo Amico Copper Valves Manufacturing Co Ltd
Priority date: 2014-05-27
Filing date: 2014-05-27
Publication date: 2014-10-22
Anticipated expiration: 2024-05-27

Abstract

The utility model discloses a graduated hand wheel serving as a transmission element to be mounted in valve products. The graduated hand wheel mainly comprises a wheel body, a sleeving cap, a graduated ring, a graduated disc, a graduation indicator cap and the like. The graduated ring is fixed at the bottom of the wheel body and synchronously rotates with the hand wheel. Rotation of the hand wheel drives the graduated disc to intermittently rotate. The number of turns of the hand wheel can be displayed and visually read through graduation of the graduation ring and that of the graduated disc, and precisely controlling flow of fluid in a pipeline is greatly facilitated for an operator. More product selections are provided for consumers, and the market demands are fully met.

Description

Scale handwheel

Technical field

The utility model relates to a kind of hand wheel structure being arranged on valve products, refers in particular to scale handwheel.

Background technique

Handwheel is a kind of conventional transmission component being applied on valve products, great majority are all not possess scale numerical value Presentation Function, therefore when operation opening/shutting valve, just cannot know the opening state when early gate, while being especially arranged on the valve that needs to regulate, often to operator, bring very big inconvenience.Disclosed China Patent No. be 03231638.0 " valve digital hand wheel " relate to a kind of can pilot line in the valve hand wheel structure of fluid flow, it be mainly in the wheel body of handwheel, be provided with main digit wheel, wheel body side surface is provided with time digit wheel, rotation by wheel body drives synchronous rotation of primary and secondary digit wheel to carry out reading of the hand wheel rotating number of turns, thereby offers help for the flow of fluid in the accurate pilot line of operator.Yet along with weeding out the old and bring forth the new of valve products, Consumer also urgently wishes that valve manufacturer can produce the handwheels with different structure and mode of operation more, to meet market demand.

Summary of the invention

Technical problem to be solved in the utility model is to overcome the defect of prior art and a kind of scale handwheel that can accurately show the hand wheel rotating number of turns is provided.

Technical problem of the present utility model is achieved through the following technical solutions:

A scale handwheel, comprises wheel and is arranged on the valve rod mounting hole in wheel body, described wheel body bottom surface be provided with take valve rod mounting hole as the center of circle, and make the fixing scale collar of suit, this scale collar is provided with scale; Described wheel body bottom is provided with the fixing upper shield of plug-in mounting, and this upper shield one side is provided with outward extending connecting shaft, and on connecting shaft, is provided with the dial that rotates installation, is also provided with scale on this dial; Described upper shield one side is also provided with the graduation indication lid of sealing dial, and this graduation indication covers to be provided with and reads the indicating window of dial high scale and the pointer of indicating graduation collar high scale; In described wheel body, be provided with driver plate, this driver plate lower end contacts equipped or departs from and rotated by wheel body and the rotation of dial work interruption to downward-extension and with dial.

The described scale collar and the suit fixed structure of wheel body bottom surface are in wheel body bottom surface, to be provided with to take valve rod mounting hole as the center of circle and to the installing ring of downward-extension, this installing ring outer surface is provided with along the axially extended mounting groove of installing ring, the described scale collar is sleeved on outside installing ring, and it is protruding at scale cover ring inner surface, to be provided with the installation equipped fixing with described mounting groove.

Described wheel body bottom and the plug-in mounting fixed structure between upper shield are to be provided with plug-in opening in wheel body bottom, the internal surface of this plug-in opening is provided with the interior fixture block of a plurality of circle distribution, described cover tops is inserted in the plug-in opening of wheel body bottom, and this cover tops outer rim is provided with described interior fixture block and forms the fixing bulge loop of plug-in mounting.

Described dial interior edge face is provided with the groove of a plurality of circumference uniform distributions, and the plurality of groove forms and contacts equipped or depart from described driver plate lower end respectively.

Described graduation indication lid is to be provided with draw-in groove in upper shield one side with the mounting structure of upper shield one side, corresponding at graduation indication, cover to be provided with described draw-in groove make the buckle being fastened and connected.

Described graduation indication covers and is provided with dismounting boss.

Scale on the described scale collar be 0 ~ 9 these ten Arabic numerals circumferential ring around being arranged on the outer peripheral surface of the scale collar, its respectively correspondence be shown as scale collar rotation 0 circle ~ 0.9 circle.

Scale on described dial be these Arabic numerals circumferential ring of 0 ~ n around being arranged on the exterior edge face of the scale collar, this n refers to 1 ~ 9 these nine Arabic numerals.

Described wheel body top is provided with the antifouling cover of sealing valve rod mounting hole, and wheel body top external circumference is provided with the shifting block of a plurality of circumference uniform distributions.

Described valve rod mounting hole is to consist of the shoulder hole of upper end and the splined hole of lower end.

Compared with prior art, the utility model mainly designs a kind of hand wheel structure with the scale collar and dial, this scale collar suit is fixed on wheel body bottom surface, and crop rotation is synchronously rotated conveniently, and being driven by hand wheel rotating, dial is interrupted rotation, therefore carry out combination by the scale on the scale collar and dial, can show the hand wheel rotating number of turns, and carry out visual reading, greatly facilitated the accurate control of operator for fluid flow in pipeline, this scale handwheel is also selected to provide more chance for Consumer's product, and fully meets market demand.

Accompanying drawing explanation

Fig. 1 is sectional structure schematic diagram of the present utility model.

Fig. 2 is the form structure schematic diagram (shedding graduation indication lid) of Fig. 1.

Fig. 3 is the sectional structure schematic diagram (one of them line of vision sectional view) of wheel body.

Fig. 4 is the sectional structure schematic diagram (another line of vision sectional view) of wheel body.

Fig. 5 is the perspective view of wheel body.

Fig. 6 is the structural representation of upper shield.

Fig. 7 is the left view of Fig. 6.

Fig. 8 is the structural representation (demonstration exterior edge face) of dial.

Fig. 9 is the structural representation (demonstration interior edge face) of dial.

Figure 10 is the structural representation of graduation indication lid.

Figure 11 is the plan view of Figure 10.

Embodiment

To the utility model embodiment, elaborate again by above-mentioned accompanying drawing below.

As shown in Figure 1 to 11,1. upper shield, 11. bulge loops, 12. connecting shafts, 13. draw-in grooves, 2. the scale collar, 3. wheel body, 31. shifting blocks, 32. driver plates, 33. plug-in openings, 34. interior fixture blocks, 35. installing rings, 36. mounting grooves, 4. antifouling cover, 5. valve rod mounting hole, 51. shoulder holes, 52. splined holes, 6. dial, 61. grooves, 7. graduation indication lid, 71. indicating windows, 72. pointers, 73. dismounting boss, 74. buckles, 8. scale.

Scale handwheel, as shown in Figure 1 and Figure 2, relates to a kind of transmission component being arranged in valve products.Its structure is mainly to consist of wheel body 3, upper shield 1, the scale collar 2, dial 6 and graduation indication lid 7 etc.

Described wheel body 3 is as shown in Fig. 3, Fig. 4, Fig. 5, and its center is provided with the valve rod mounting hole 5 of a upper and lower perforation, and this valve rod mounting hole is to consist of the shoulder hole 51 of upper end and the splined hole 52 of lower end, can be used for installing valve rod, and realizes and being in transmission connection with valve rod; Described wheel body 3 tops are provided with the antifouling cover 4 of sealing valve rod mounting hole 5, to prevent entering foreign material and wheel body attractive in appearance 3 tops in valve rod mounting hole 5; Described wheel body 3 top external circumference are provided with the shifting block 31 of four circumference uniform distributions, and the person's of being convenient to operation finger contact also drives wheel body 3 to rotate.

Described wheel body 3 bottom surfaces are provided with take valve rod mounting hole 5 as the center of circle to the circular mounting ring 35 of downward-extension, the outer surface of this installing ring is provided with one and extends axially, is that upper and lower is to the mounting groove 36 extending along installing ring, the outer scale collar 2 that is provided with suit connection of installing ring 35, this scale cover ring inner surface be provided with installing ring 35 on mounting groove 36 to do equipped fixing installation protruding, therefore wheel body 3 rotates and can and the protruding scale collar 2 that drive be installed by mutually equipped mounting groove 36 and form synchronous rotation; On the described scale collar 2 outer peripheral surfaces, be printed with 0 ~ 9 these ten Arabic numerals that circumferential ring winding is put, using as scale 8,0 ~ 9 these ten Arabic numerals on the scale collar 2 respectively correspondence be shown as the scale collar 2 rotated 0 circle ~ 0.9 circle.

Described wheel body 3 bottoms are provided with the upper shield 1 that detachable type plug-in mounting connects, its structure is: wheel body 3 bottoms are provided with a plug-in opening 33, fixture block 34 in the internal surface of plug-in opening is provided with the del of four circumference uniform distributions, and upper shield 1 top outer rim is provided with a bulge loop 11 as shown in Figure 6, Figure 7, in upper shield 1 top is inserted into the plug-in opening 33 of wheel body 3 bottoms, this bulge loop 11 is crossed four interior fixture blocks 34 by card jail, thereby the plug-in mounting forming between wheel body 3 and upper shield 1 is fixed.

Described upper shield 1 is outer is arranged with outer shoulder, after upper shield 1 and wheel body 3 plug-in mountings are fixing, this outer shoulder just in time pushing tow in the bottom of the scale collar 2, to prevent that the scale collar from coming off from installing ring 35; Described upper shield 1 one sides are provided with an installation room, are provided with connecting shaft 12 linking body structure, outward extending at installation room center, and this connecting shaft is provided with the discoid dial 6 of movable set, and dial can carry out free rotation around connecting shaft 12; Described dial 6 interior edge faces are provided with the groove 61 of a plurality of circumference uniform distributions as shown in Figure 9, exterior edge face is provided with the Arabic numerals that these circumferential ring windings of 0 ~ n are as shown in Figure 8 put, using as the scale 8 on dial 6, n can replace with 1 ~ 9 these nine Arabic numerals according to actual needs, for example the n in the present embodiment is 4, on the exterior edge face of dial 6, be provided with 0,1,2,3,4 these five Arabic numerals and carry out circumferential ring winding and put, each digitized representation the one lattice number of turns of hand wheel rotating.

Described upper shield 1 one sides are also provided with dial 6 are enclosed in to the graduation indication lid 7 in installation room, its mounting structure is: in installation room, be positioned at dial 6 both sides and be respectively equipped with draw-in groove 13, corresponding being provided with on graduation indication lid 7 as shown in Figure 9, Figure 10 forms with draw-in groove 13 buckle 74 being fastened and connected, therefore graduation indication lid 7 can be pulled down or install from upper shield 1 one sides easily, and graduation indication lid 7 one sides can be provided with dismounting boss 73 so that fast assembling-disassembling.Simultaneously, position near top edge on this graduation indication lid 7 is also provided with an indicating window 71, this indicating window is over against a scale 8 on dial 6, to read intuitively scale numeral, and above indicating window 71, be printed with pointer 72, scale 8 on the corresponding indicating graduation collar 2, therefore read and can be obtained accurate handwheel rotating cycle by the scale 8 on the scale collar 2 and dial 6.

In described wheel body 3, be provided with driver plate 32, this driver plate is between installing ring 35 and valve rod mounting hole 5, its lower end contacts equipped or departs from the groove 61 of dial 6 to downward-extension, and then be subject to wheel body 3 to rotate dial 6 work interruption rotations, said structure is specifically after driver plate 32 is along with wheel body 3 rotations, in fixing position, contact with the groove 61 that is arranged on the dial 6 on upper shield 1, and drive dial 6 to be circumference to rotate to several angle, be to depart from and come after scale numeral jump one lattice on dial 6, wheel body 3 often rotates a circle and all can contact once with the groove 61 on dial 6, thereby drive dial 6 all to rotate an angle, and the scale 8 converting along with angle of swing on dial 6 all can cover at graduation indication 7 the interior demonstration of indicating window 71, therefore operator only need drive 2 rotations of the scale collar to make the scale numeral on the pointer 72 scale collar 2 pointed according to the scale numeral in indicating window 71 and wheel body 3, can accurately know the number of turns of current handwheel rotation.

Described handwheel is whole to be adjusted as needed, and also can graduation indication lid 7 be peeled off from upper shield 1 by dismounting boss 73, then readjust the position of dial 6, very convenient.

All parts of the present utility model is all to adopt molding and forming, without machining, has mainly adopted the assembly structure of groove-fastening type between each parts, can assemble successively in order, therefore dismounting and convenient.Meanwhile, when turning handwheel, can accurately show rotating cycle again, facilitate the accurate control of operator for fluid flow in pipeline.

Claims

1. a scale handwheel, comprise wheel body (3) and be arranged on the valve rod mounting hole (5) in wheel body, it is characterized in that described wheel body (3) bottom surface be provided with take valve rod mounting hole (5) as the center of circle, and do to be set with the fixing scale collar (2), this scale collar is provided with scale (8); Described wheel body (3) bottom is provided with the fixing upper shield of plug-in mounting (1), and this upper shield one side is provided with outward extending connecting shaft (12), and on connecting shaft, is provided with the dial (6) that rotates installation, is also provided with scale (8) on this dial; Described upper shield (1) one side is also provided with the graduation indication lid (7) of sealing dial (6), and this graduation indication covers to be provided with and reads the indicating window (71) of dial (6) high scale (8) and the pointer (72) of the indicating graduation collar (2) high scale (8); In described wheel body (3), be provided with driver plate (32), this driver plate lower end contacts equipped or departs from and rotated by wheel body (3) and the rotation of dial (6) work interruption to downward-extension and with dial (6).

2. scale handwheel according to claim 1, the suit fixed structure that it is characterized in that the described scale collar (2) and wheel body (3) bottom surface is in wheel body (3) bottom surface, to be provided with to take valve rod mounting hole (5) as the center of circle and to the installing ring (35) of downward-extension, this installing ring outer surface is provided with along the axially extended mounting groove of installing ring (35) (36), the described scale collar (2) is sleeved on outside installing ring (35), and it is protruding at the scale collar (2) internal surface, to be provided with the installation equipped fixing with described mounting groove (36).

3. scale handwheel according to claim 1 and 2, it is characterized in that described wheel body (3) bottom and the plug-in mounting fixed structure between upper shield (1) are to be provided with plug-in opening (33) in wheel body (3) bottom, the internal surface of this plug-in opening is provided with the interior fixture block (34) of a plurality of circle distribution, described upper shield (1) top is inserted in the plug-in opening (33) of wheel body (3) bottom, and this upper shield (1) top outer rim is provided with described interior fixture block (34) and forms the fixing bulge loop (11) of plug-in mounting.

4. scale handwheel according to claim 1 and 2, is characterized in that described dial (6) interior edge face is provided with the groove (61) of a plurality of circumference uniform distributions, and the plurality of groove forms and contacts equipped or depart from described driver plate (32) lower end respectively.

5. scale handwheel according to claim 1 and 2, it is characterized in that described graduation indication lid (7) and the mounting structure of upper shield (1) one side are to be provided with draw-in groove (13) in upper shield (7) one sides, corresponding being provided with on graduation indication lid (7) with described draw-in groove (13) made the buckle (74) being fastened and connected.

6. scale handwheel according to claim 5, is characterized in that described graduation indication lid (7) is provided with dismounting boss (73).

7. scale handwheel according to claim 1 and 2, it is characterized in that scale (8) on the described scale collar (2) be 0 ~ 9 these ten Arabic numerals circumferential ring around being arranged on the outer peripheral surface of the scale collar (2), its respectively correspondence be shown as the scale collar (2) rotation 0 circle ~ 0.9 circle.

8. scale handwheel according to claim 1 and 2, it is characterized in that scale (8) on described dial (6) be these Arabic numerals circumferential ring of 0 ~ n around being arranged on the exterior edge face of the scale collar (2), this n refers to 1 ~ 9 these nine Arabic numerals.

9. scale handwheel according to claim 1 and 2, is characterized in that described wheel body (3) top is provided with the antifouling cover (4) of sealing valve rod mounting hole (5), and wheel body (3) top external circumference is provided with the shifting block (31) of a plurality of circumference uniform distributions.

10. scale handwheel according to claim 1 and 2, is characterized in that described valve rod mounting hole (5) is to consist of the shoulder hole (51) of upper end and the splined hole (52) of lower end.