CN218523114U - Hand wheel moment amplifying device - Google Patents

Abstract

The utility model discloses a hand wheel moment amplification device, including the installation pole, the one end of installation pole is equipped with the connecting piece, the installation pole is followed the radial setting of hand wheel, and pass through the connecting piece with hand wheel connection, the other end of installation pole stretch out to the hand wheel is outer and as the handle end, so install two connecting pieces on the installation pole to be connected by the spoke of two connecting pieces and hand wheel, being in the handle end of installing the pole with effort by the staff, utilize the principle of lever to come the effort of people to enlarge in order to rotate the hand wheel, thereby realize the convenient switch of valve.

Description

Hand wheel moment amplifying device

Technical Field

The utility model belongs to the valve field especially relates to a hand wheel moment amplification device.

Background

The natural gas long-distance pipeline is stored in a plurality of stations, valve chamber ball valves, gate valves, plug valves and the like, the valves are driven by hand wheels, the diameter of the hand wheels of some valves is small (the diameter of the hand wheel on the valve is large, the occupied space of the valve is large), when the valve is opened and closed, the resistance is large when the valve is opened and closed due to the fact that pressure difference exists in the pipeline, and therefore the valve is difficult to open and close, and sometimes the valve is difficult to open and close by simultaneous operation of a plurality of people.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, an object of the utility model is to provide a simple structure, and convenient to use can be to the afterburning hand wheel moment amplification device of valve hand wheel.

In order to achieve the above purpose, the technical solution of the present invention is as follows: the utility model provides a hand wheel moment amplification device, is including the installation pole, the one end of installation pole is equipped with the connecting piece, the radial setting of hand wheel is followed to the installation pole, and pass through the connecting piece with hand wheel connection, the other end of installation pole stretches out to outside the hand wheel and as the handle end.

The beneficial effects of the above technical scheme are that: so install two connecting pieces on the installation pole to be connected by the spoke of two connecting pieces and hand wheel, at the handle end that is used for the installation pole with the effort by the staff, utilize the principle of lever to enlarge people's effort with the rotation hand wheel, thereby realize the convenient switch of valve.

In the technical scheme, the mounting rod comprises a rod body and a sleeve, the connecting pieces are mounted at one end of the rod body at intervals, the other end of the rod body extends into one end of the sleeve, the other end of the sleeve forms the handle end, and the rod body extends into the sleeve, so that the length of the mounting rod can be adjusted by adjusting the length of the sleeve.

The beneficial effects of the above technical scheme are that: the length of the mounting bar can be adjusted as required.

In the technical scheme, one end of the sleeve, which is close to the rod body, is also provided with a locking part, and the locking part is used for locking the rod body on the sleeve.

The beneficial effects of the above technical scheme are that: so can adjust to the length of needs after at the installation pole, utilize the retaining member with the body of rod and sleeve locking, avoid the relative sleeve of the body of rod to slide.

Among the above-mentioned technical scheme the retaining member is the bolt, the sleeve is close to be provided with on the lateral wall of the body of rod one end and run through the inside screw of sleeve, the retaining member with screw threaded connection screws up or unscrews the retaining member in order to incite somebody to action the body of rod with the sleeve locking or unclamp.

The beneficial effects of the above technical scheme are that: the structure is simple, and the use is convenient.

In the technical scheme, the locking piece is a butterfly bolt.

The beneficial effects of the above technical scheme are that: so that the locking member can be locked or released by hand.

Among the above-mentioned technical scheme the connecting piece is equipped with at least two, and two connecting pieces are followed body of rod length direction interval sets up, the broken section of the body of rod is non-circular, the connecting piece includes the interlock piece of L shape, the one end of interlock piece be equipped with the body of rod broken section matched with installation cover, the other end of interlock piece constitutes its interlock end, the hole of installation cover with the other end mutually perpendicular of interlock piece, the installation cover is used for the cover to establish on the body of rod, and a plurality of the orientation inconsistency of the interlock end of connecting piece, in order to incite somebody to action the spoke interlock of hand wheel.

The beneficial effects of the above technical scheme are that: so make the connecting piece all convenient with spoke and body of rod connection, its packaging efficiency is high, and easy dismounting.

In the technical scheme, the cross section of the rod body is a regular polygon.

The beneficial effects of the above technical scheme are that: so that the connecting piece can not rotate relative to the rod body.

In the technical scheme, the cross section of the rod body is square, regular hexagon or regular octagon.

The beneficial effects of the above technical scheme are that: the structure is simple.

In the above technical scheme, the connecting piece is a fastener, one connecting portion of the connecting piece is used for being connected with the mounting rod, and the other connecting portion of the connecting piece is used for being connected with the spoke of the hand wheel.

The beneficial effects of the above technical scheme are that: the structure is simple, and the use is convenient.

In the technical scheme, the number of the connecting pieces is two.

The beneficial effects of the above technical scheme are that: the two connecting pieces can be used for realizing the stable connection of the mounting rod and the spoke, the assembly is convenient, and the assembly efficiency is high.

Drawings

Fig. 1 is an assembly schematic diagram of a hand wheel torque amplification device and a hand wheel according to embodiment 1 of the present invention;

fig. 2 is a schematic structural view of the hand wheel torque amplifying device according to embodiment 1 of the present invention;

fig. 3 is a schematic structural view of a connecting member according to embodiment 2 of the present invention;

fig. 4 is a schematic view of the orientation of two of the connecting member biting ends relative to the spoke in embodiment 2 of the present invention;

fig. 5 is a schematic view of the front and rear projections of the two connecting members sleeved on the rod body in embodiment 2 of the present invention;

fig. 6 is an assembly schematic diagram of a rod body, a spoke and two connecting pieces in embodiment 2 of the invention;

fig. 7 is a schematic view of engagement of the connecting member, the rod body, and the spoke according to embodiment 2 of the present invention;

fig. 8 is a schematic view of a plurality of hand wheel torque amplification devices mounted on a hand wheel in embodiment 1 or embodiment 2 of the present invention;

fig. 9 is a schematic cross-sectional view of the connecting member and the rod body according to embodiment 3 of the present invention.

In the figure: 1 mounting rod, 11 rod bodies, 12 sleeves, 13 locking parts, 2 connecting parts, 21 meshing parts, 22 mounting sleeves, 23U-shaped grooves, 24 limiting pins and 3 hand wheels.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention. The invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become more fully apparent from the following description and appended claims. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention.

Example 1

As shown in fig. 1 and 2, this embodiment provides a hand wheel moment amplification device, including installation pole 1, the one end of installation pole 1 is equipped with two at least connecting pieces 2 along its length interval, installation pole 1 sets up along the radial of hand wheel 3, and pass through connecting piece 2 with hand wheel 3 is connected, the other end of installation pole 1 stretches out to the hand wheel 3 is outer and as the handle end, so install two connecting pieces on the installation pole to be connected by the spoke of two connecting pieces and hand wheel, at the handle end that is used for the installation pole with the effort by the staff, utilize the principle of lever to come the effort of people to enlarge in order to rotate the hand wheel, thereby realize the convenient switch of valve. Because the length of the force arm of the hand wheel is equal to the length of the radius of the hand wheel, and after the hand wheel torque amplifying device is adopted, the length of the force arm is equal to the sum of the length of the radius of the hand wheel and the length of the mounting rod protruding out of the hand wheel, the length of the force arm can be prolonged, and the hand wheel can be rotated more easily by adopting the hand wheel torque amplifying device under the action of the same acting force.

As shown in fig. 8, when a hand wheel torque amplifying device still cannot meet the demand, a plurality of hand wheel torque amplifying devices can be arranged on the hand wheel and operated by a plurality of people at the same time, so that the torque applied to the hand wheel is multiplied, and the hand wheel is rotated.

In the above technical solution, the mounting rod 1 includes a rod body 11 and a sleeve 12, the plurality of connectors 2 are mounted at intervals at one end of the rod body 11, the other end of the rod body 11 extends into one end of the sleeve 12, the other end of the sleeve 12 forms the handle end, the length of the rod body 11 extending into the sleeve 12 is adjustable to adjust the length of the mounting rod 1, so that the length of the mounting rod can be adjusted as required. The size and the shape of the broken section of the rod body are equivalent to the broken section and the size of the inner hole of the sleeve, so that the rod body can flexibly slide relative to the sleeve, the length of the mounting rod can be flexibly adjusted, in addition, the rod body needs to adopt a hard rod, the bending deformation when the force is too large is avoided, and the sleeve can directly adopt a hard steel pipe.

In the above technical scheme sleeve 12 is close to the one end of the body of rod 11 still is equipped with retaining member 13, retaining member 13 be used for with the body of rod 11 locking is in on the sleeve 12, so can adjust to the length of needs back at the installation pole, utilize the retaining member with the body of rod and sleeve locking, avoid the relative sleeve of the body of rod to slide.

Among the above-mentioned technical scheme retaining member 13 is the bolt, sleeve 12 is close to be provided with on the lateral wall of the body of rod 11 one end and run through the inside screw of sleeve 12, retaining member 13 with screw threaded connection screws up or unscrews retaining member 13 in order to incite somebody to action the body of rod 11 with sleeve 12 locking or unclamp, its simple structure, and convenient to use. The screw hole can be arranged about 5cm away from the end part of the sleeve, namely, the depth of the rod body inserted into the sleeve needs to be at least 5cm, and the locking part can be locked on the sleeve, so that the rod body is prevented from being separated from the sleeve when the rod body is rotated forcibly.

The retaining member 13 in the above technical scheme is a butterfly bolt, so that the retaining member can be locked or loosened by hands.

In the above technical scheme, the connecting member 2 is a fastener (the structure of which is similar to that of a scaffold fastener and is used for connecting the mounting rod with the spoke), one connecting part of the connecting member 2 is used for being connected with the mounting rod 1, and the other connecting part of the connecting member 2 is used for being connected with the spoke of the hand wheel 3, so that the structure is simple and the use is convenient.

In the technical scheme, the two connecting pieces 2 are arranged, the two connecting pieces can just realize stable connection of the mounting rod and the spoke, the assembly is convenient, and the assembly efficiency is high. Of course, the number of the connecting pieces can be three or four, but the more the number of the connecting pieces is, the more complicated the installation is, the requirement can be met when two connecting pieces are arranged, and the installation is convenient.

Example 2

As shown in fig. 3 and 4, the difference between the embodiments is that, in the above technical solution, the cross section of the rod body 11 is non-circular, the connecting member 2 includes an L-shaped engaging member 21, one end of the engaging member 21 is provided with an installation sleeve 22 matching with the cross section of the rod body 11, the other end of the engaging member 21 forms an engaging end thereof, an inner hole of the installation sleeve 22 is perpendicular to the other end of the engaging member 21 (i.e., the installation sleeve is connected with the engaging member in a "hooked" shape), the installation sleeve 22 is used to be sleeved on the rod body 11, and the engaging ends of the connecting member 2 are not oriented in the same direction, so as to engage the spokes of the hand wheel 3, so that the connecting member is conveniently connected with the spokes and the rod body, the assembling efficiency is high, and the assembling and the disassembling and assembling are convenient. Use the connecting piece to be two the time for the example, two interlock ends that link to each other set up respectively in the both sides that correspond the spoke, and its interlock end is respectively towards the offside, and interlock spoke both sides jointly, two mounting holes align this moment (as shown in fig. 5, two connecting pieces form "day" font structure along the front and back projection coincide this moment), then pass the body of rod the hole of two installation covers can realize the body of rod and spoke and pass through two connecting piece detachable connections (as shown in fig. 6 and 7), and when needing to pull down the hand wheel for hand wheel moment amplification device on the hand wheel, it can directly to extract the body of rod from two mounting holes.

In the technical scheme, the cross section of the rod body 11 is a regular polygon, so that the connecting piece cannot rotate relative to the rod body.

In the technical scheme, the cross section of the rod body 11 is square, regular hexagon or regular octagon, and the structure is simple.

Example 3

The difference from embodiment 1 is that, as shown in fig. 9, the connecting member may also be a U-shaped groove directly fixed on the rod body, and the rod body is connected and fixed with the bottom of the U-shaped groove, the notch of the U-shaped groove deviates from the rod body, and the direction of the through inside groove of the U-shaped groove is the same as the direction corresponding to the length of the rod body, the notch of the U-shaped groove may face downward, and the spoke extends into the groove of the U-shaped groove, so that the mounting rod and the spoke are engaged, and the length of the U-shaped groove may be 5-10cm.

Certainly, in order to avoid when applying the effort to the installation pole, the U-shaped groove separates with the spoke, can set up the through-hole that aligns each other in the notch both sides in U-shaped groove this moment, at this moment stretch into the U-shaped inslot back at the spoke, can insert one in two through-holes and pass the spacer pin of the two, can enclose the notch in U-shaped groove by the spacer pin like this, avoid the spoke to drop from the notch in U-shaped groove, the spacer pin can directly adopt a bolt and a nut to replace, this moment this bolt passes two through-holes to screw thread end screw thread installation nut at this bolt can, the through-hole also can set up many pairs certainly, and the spacer pin also can set up a plurality ofly, does not do not describe here again.

The hand wheel torque amplification device that each above-mentioned embodiment provided can be applied to the switch demand of the multiple valve of natural gas long distance pipeline along the line, and its and the hand wheel of valve can dismantle and be connected, and its convenient to carry can regard as the indispensable instrument when patrolling the line in addition.

It should be noted that the above detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein.

Also, when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

For ease of description, spatially relative terms, such as "on," "over," "on top of," "above," and the like, may be used herein to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures.

For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above" may include both an orientation of "above" and "below". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way; the present invention can be smoothly implemented by those skilled in the art according to the drawings and the above description; however, those skilled in the art should understand that changes, modifications and variations made by the above-described technology can be made without departing from the scope of the present invention, and all such changes, modifications and variations are equivalent embodiments of the present invention; meanwhile, any changes, modifications, evolutions, etc. of the above embodiments, which are equivalent to the actual techniques of the present invention, still belong to the protection scope of the technical solution of the present invention.

Claims (10)

1. The utility model provides a hand wheel moment amplification device, its characterized in that, is including installation pole (1), the one end of installation pole (1) is equipped with connecting piece (2), the radial setting of hand wheel (3) is followed in installation pole (1), and passes through connecting piece (2) with hand wheel (3) are connected, the other end of installation pole (1) stretches out extremely hand wheel (3) are outer and as the handle end.

2. The hand wheel torque amplification device according to claim 1, wherein the mounting rod (1) comprises a rod body (11) and a sleeve (12), the plurality of connecting pieces (2) are mounted at one end of the rod body (11) at intervals, the other end of the rod body (11) extends into one end of the sleeve (12), the other end of the sleeve (12) forms the handle end, and the length of the rod body (11) extending into the sleeve (12) is adjustable to adjust the length of the mounting rod (1).

3. The hand wheel torque amplification device according to claim 2, characterized in that a locking member (13) is further provided at an end of the sleeve (12) close to the rod body (11), and the locking member (13) is used for locking the rod body (11) on the sleeve (12).

4. A hand wheel torque amplification device according to claim 3, characterised in that the retaining member (13) is a bolt, the side wall of the sleeve (12) near one end of the rod body (11) is provided with a screw hole penetrating through the interior of the sleeve (12), the retaining member (13) is in threaded connection with the screw hole, and the retaining member (13) is screwed or unscrewed to lock or loosen the rod body (11) and the sleeve (12).

5. The hand wheel torque amplification device according to claim 4, wherein the locking member (13) is a butterfly bolt.

6. The hand wheel torque amplification device according to any one of claims 2-5, wherein the connecting pieces (2) are provided with at least two connecting pieces (2), the two connecting pieces (2) are arranged at intervals along the length direction of the rod body (11), the cross section of the rod body (11) is non-circular, each connecting piece (2) comprises an L-shaped occlusion piece (21), one end of each occlusion piece (21) is provided with a mounting sleeve (22) matched with the cross section of the rod body (11), the other end of each occlusion piece (21) forms an occlusion end of the other end, an inner hole of each mounting sleeve (22) is perpendicular to the other end of each occlusion piece (21), each mounting sleeve (22) is used for being sleeved on the rod body (11), and the orientations of the occlusion ends of the connecting pieces (2) are different, so that spokes of the hand wheel (3) are occluded.

7. The hand wheel torque amplification device according to claim 6, wherein the cross section of the rod body (11) is a regular polygon.

8. Hand wheel torque amplifying device according to claim 7, characterised in that the cross section of the rod body (11) is square, regular hexagonal or regular octagonal.

9. The hand wheel torque amplification device according to any one of claims 1 to 5, wherein the connecting piece (2) is a fastener, one connecting portion of the connecting piece (2) is used for connecting with the mounting rod (1), and the other connecting portion of the connecting piece (2) is used for connecting with a spoke of the hand wheel (3).

10. Hand wheel torque amplification device according to any of claims 1-5, characterised in that there are two of the connection pieces (2).

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