Static hydraulic balance valve

Abstract

The utility model belongs to the technical field of static hydraulic balance valves, and particularly relates to a static hydraulic balance valve which comprises a static hydraulic balance valve and a valve handle arranged on the static hydraulic balance valve, and further comprises a first sliding groove formed in the valve handle, and two second sliding grooves communicated with the outside are formed in the inner wall of the first sliding groove. A first sliding block is slidably connected into the first sliding groove, two second sliding blocks are fixedly connected to the peripheral side of the first sliding block, and one ends of the two second sliding blocks penetrate through the two second sliding grooves correspondingly and extend to the outside; the device solves the problems that when debugging personnel touch a valve on a static hydraulic balance valve by mistake in the initial debugging process of a static hydraulic balance valve system, the debugging result is not accurate possibly due to the fact that the valve on the static hydraulic balance valve is not provided with a mistaken touch prevention mechanism, the performance and efficiency of the system are influenced, and the debugging efficiency is influenced. And the subsequent debugging difficulty can be increased.

Description

TECHNICAL FIELD

[0001] The utility model belongs to static hydraulic balance valve technical field especially relates to a static hydraulic balance valve. BACKGROUND

[0002] Static hydraulic balance valve is a kind of special regulating valve widely used in heating system, its main function is to realize the system hydraulic balance of hydraulic pipe network by manually regulating valve resistance, and its working principle is mainly to change the gap (i.e. opening) between valve core and valve seat to adjust the flow resistance of flow through valve. When the water pressure in the pipeline system changes, the operator can manually adjust the opening of valve, thereby changing the resistance of valve, so that the water flow in the pipeline system reaches the balanced state.

[0003] The traditional static hydraulic balance valve does not have an anti-mis-touch mechanism. When the debugging personnel mistakenly touch the valve on the static hydraulic balance valve during the initial debugging of the static hydraulic balance valve system, the debugging result may not be accurate due to the lack of an anti-mis-touch mechanism on the valve of the static hydraulic balance valve, which may affect the performance and efficiency of the system and may increase the difficulty of subsequent debugging. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of static hydraulic balance valve to solve the problems raised in the above background.

[0005] Therefore, the utility model provides a kind of static hydraulic balance valve, including static hydraulic balance valve and valve handle, the valve handle is arranged on static hydraulic balance valve, further including:

[0006] First sliding groove, the first sliding groove is opened in valve handle, two second sliding grooves that are communicated with the outside are opened on the inner wall of the first sliding groove, first sliding block is slidably connected in the first sliding groove, two second sliding blocks are fixedly connected on the circumferential side of the first sliding block, and one end of two second sliding blocks respectively passes through two second sliding grooves and extends to the outside, one end of two second sliding blocks is respectively fixedly connected with two first extrusion blocks, and the top surface of the first sliding block is fixedly connected with first threaded rod;

[0007] Driving assembly, the driving assembly is located in valve handle, and is used to drive first threaded rod to move.

[0008] Based on the above structure, by setting the first sliding groove and the first sliding block, it is ensured that the first sliding block can slide in the first sliding groove, by setting the second sliding groove and the second sliding block, it is ensured that when the first sliding block slides, the first sliding block can drive the two second sliding blocks to slide in the two second sliding grooves respectively, by setting the two first extrusion blocks, when the two second sliding blocks slide, the two second sliding blocks will drive the two first extrusion blocks to move respectively, so that the two first extrusion blocks can tightly abut against the top surface of the static hydraulic balance valve, fixing the valve handle, preventing the valve handle from rotating after being accidentally touched, by setting the driving assembly and the first threaded rod, it is ensured that the user can drive the first threaded rod to move through the driving assembly, so that the first threaded rod drives the first sliding block to move.

[0009] In the above technical solution, further, the driving assembly comprises:

[0010] The rotating groove is arranged on the top surface of the valve handle and communicates with the first sliding groove, the threaded sleeve is rotatably connected in the rotating groove, the threaded sleeve is sleeved on the circumferential side of the first threaded rod and is in threaded connection with the first threaded rod, the top end of the threaded sleeve is fixedly connected with the rotating block, and the top end of the rotating block extends to the outside and is rotatably connected with the rotating groove;

[0011] The two third sliding grooves are symmetrically arranged on the circumferential side of the rotating block, the two second extrusion blocks are slidably connected in the two third sliding grooves respectively, the two second threaded rods are threadedly connected in the two second extrusion blocks respectively, and the two second threaded rods are located in the two third sliding grooves respectively and are rotatably connected with the two third sliding grooves respectively;

[0012] The rotating assembly is located in the rotating block and is used for driving the two second threaded rods to rotate.

[0013] In the technical solution, it is ensured that the valve handle can be fixed on the static hydraulic balance valve and cannot be moved.

[0014] In the above technical solution, further, the rotating assembly comprises:

[0015] The gear groove is arranged in the rotating block and communicates with the two third sliding grooves, the first bevel gear is rotatably connected in the gear groove, the two second bevel gears are engaged below the first bevel gear, one end of the two second bevel gears penetrates through the inner wall of the gear groove and extends to the two third sliding grooves respectively, and is fixed with one end of the two second threaded rods respectively, the rotating rod is fixedly connected on the first bevel gear, the top end of the rotating rod penetrates through the inner wall of the gear groove and extends to the outside and is rotatably connected with the rotating block.

[0016] In the technical solution, it is ensured that the rotating block will not rotate after the user accidentally touches the rotating block.

[0017] Further, one end of the second bevel gear is rotatably connected with the third sliding groove.

[0018] In the technical solution, one end of the second bevel gear can rotate normally in the third sliding groove.

[0019] Further, the two second bevel gears are located in the gear groove and are rotatably connected with the gear groove.

[0020] In the technical solution, the two second bevel gears can rotate normally in the gear groove.

[0021] Further, the threads on the two second threaded rods are in the same direction.

[0022] In the technical solution, when the two second threaded rods rotate in opposite directions, the two second extrusion blocks are respectively subjected to the action of the threads on the two second threaded rods and move away from or close to each other along the two third sliding grooves.

[0023] Further, the second sliding block is slidably connected with the second sliding groove.

[0024] In the technical solution, the second sliding block can slide normally in the second sliding groove.

[0025] Based on the above structure, the static hydraulic balance valve has the following advantages:

[0026] 1. The static hydraulic balance valve comprises a first sliding groove and a first sliding block, so that the first sliding block can slide in the first sliding groove; a second sliding groove and a second sliding block are arranged, so that when the first sliding block slides, the first sliding block can drive the two second sliding blocks to slide in the two second sliding grooves; two first extrusion blocks are arranged, so that when the two second sliding blocks slide, the two second sliding blocks can drive the two first extrusion blocks to move, and the two first extrusion blocks can tightly abut against the top surface of the static hydraulic balance valve to fix the valve handle, preventing the valve handle from rotating due to accidental touch; a driving assembly and a first threaded rod are arranged, so that the user can drive the first threaded rod to move through the driving assembly, and the first threaded rod can drive the first sliding block to move, thereby solving the problem that when a debugging personnel initially debugs the static hydraulic balance valve system, the valve on the static hydraulic balance valve may be accidentally touched, and the debugging result may be inaccurate due to the fact that the valve on the static hydraulic balance valve does not have an anti-touch mechanism, which affects the performance and efficiency of the system and may increase the difficulty of subsequent debugging.

[0027] 2. The static hydraulic balance valve, by setting the third sliding groove and the second extrusion block, ensure that the second extrusion block can slide in the third sliding groove, by setting the rotating assembly and the second threaded rod, ensure that the user can drive two second threaded rods to rotate in opposite directions through the rotating assembly, let two second extrusion blocks respectively away from or close to each other under the action of two second threaded rods, ensure that two second extrusion blocks can fix the rotating block in the rotating groove and cannot rotate, prevent the rotating block from rotating after being accidentally touched, further prevent the rotation of the valve handle after being accidentally touched. BRIEF DESCRIPTION OF DRAWINGS

[0028] Figure 1 is the overall structure schematic diagram of the utility model;

[0029] Figure 2 is the internal structure schematic diagram of the valve handle of the utility model one;

[0030] Figure 3 is the internal structure schematic diagram of the valve handle of the utility model two;

[0031] Figure 4 is the internal structure schematic diagram of the rotating block of the utility model one;

[0032] Figure 5 is the internal structure schematic diagram of the rotating block of the utility model two.

[0033] The marks in the figure are:

[0034] 1, static hydraulic balance valve;2, valve handle;3, first sliding groove;4, second sliding groove;5, first sliding block;6, second sliding block;7, first extrusion block;8, rotating groove;9, threaded sleeve;10, first threaded rod;11, rotating block;12, third sliding groove;13, second extrusion block;14, second threaded rod;15, gear groove;16, first bevel gear;17, second bevel gear;18, rotating rod. DETAILED DESCRIPTION

[0035] The technical solutions in the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art belong to the scope of protection of the present application.

[0036] In the description of the present application, it should be noted that the terms used herein are merely for the purpose of describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. For the purpose of description, the sizes of the respective portions shown in the drawings are not drawn in accordance with the actual proportional relationship. The techniques, methods, and devices known to those of ordinary skill in the relevant art can not be discussed in detail, but should be considered as part of the authorized description. In all examples shown and discussed herein, any specific value should be interpreted as merely exemplary and not as a limitation. Therefore, other examples of exemplary embodiments can have different values. It should be noted that similar reference numerals and letters represent similar items in the following drawings, and therefore, once an item is defined in one drawing, it need not be further discussed in subsequent drawings.

[0037] It should be noted that the terms "first", "second", and the like in the description and claims of the present application are used to distinguish similar objects, and are not used to describe a particular order or sequence. It should be understood that the data used in this way can be interchanged under appropriate circumstances, so that the embodiments of the present application can be implemented in an order other than that illustrated or described herein, and the objects distinguished by "first", "second", etc. are generally a class, not limited to the number of objects, for example, the first object can be one or more. In addition, "and / or" in the specification and claims indicates at least one of the connected objects, and the character " / ", generally indicates that the associated objects before and after are in an "or" relationship.

[0038] It should be noted that in the description of the present application, the orientation or position relationship indicated by the terms such as "front, rear, upper, lower, left, right", "horizontal, vertical, perpendicular, horizontal" and "top, bottom" is generally based on the orientation or position relationship shown in the drawings, and is only for the purpose of facilitating the description of the present application and simplifying the description. Without the opposite indication, these orientation terms do not indicate and imply that the indicated device or element must have a specific orientation or be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the scope of protection of the present application; the orientation terms "inner, outer" refer to the inner and outer relative to the contour of each component.

[0039] It should be noted that in this application, the terms "comprising", "including", or any other variant thereof are intended to cover non-exclusive inclusions, so that processes, methods, articles or devices that include a series of elements not only include those elements, but also include other elements not explicitly listed, or further include elements inherent to such processes, methods, articles or devices. Without more limitations, the element defined by the statement "comprising a" does not exclude the presence of other identical elements in the process, method, article or device comprising the element. In addition, it should be pointed out that the scope of the methods and devices in the embodiments of the present application is not limited to performing functions in the order shown or discussed, but can also include performing functions in a substantially simultaneous manner or in reverse order according to the functions involved, for example, the described method can be performed in an order different from that described, and various steps can also be added, omitted or combined. In addition, the features described with reference to certain examples can be combined in other examples. Embodiments

[0040] Please refer to Figure 1 - Figure 5 As shown in the figure, the embodiment provides a static hydraulic balance valve, which comprises a static hydraulic balance valve 1 and a valve handle 2, the valve handle 2 is arranged on the static hydraulic balance valve 1, and further comprises:

[0041] A first sliding groove 3 is arranged in the valve handle 2, two second sliding grooves 4 communicating with the outside are arranged on the inner wall of the first sliding groove 3, a first sliding block 5 is slidably connected in the first sliding groove 3, two second sliding blocks 6 are fixedly connected on the circumferential side of the first sliding block 5, one end of each of the two second sliding blocks 6 extends to the outside through the two second sliding grooves 4 respectively, two first extrusion blocks 7 are fixedly connected at one end of each of the two second sliding blocks 6 respectively, and a first threaded rod 10 is fixedly connected to the top surface of the first sliding block 5.

[0042] A driving assembly is arranged in the valve handle 2 and is used to drive the first threaded rod 10 to move. Embodiments

[0043] The embodiment provides a static hydraulic balance valve, in addition to the technical solutions of the above-mentioned embodiments, further having the following technical features, the driving assembly comprises:

[0044] A rotating groove 8 is arranged on the top surface of the valve handle 2 and communicates with the first sliding groove 3, a threaded sleeve 9 is rotatably connected in the rotating groove 8, the threaded sleeve 9 is sleeved on the circumferential side of the first threaded rod 10 and is threadedly connected with the first threaded rod 10, a rotating block 11 is fixedly connected at the top end of the threaded sleeve 9, and the top end of the rotating block 11 extends to the outside and is rotatably connected with the rotating groove 8.

[0045] Two third sliding grooves 12 are symmetrically arranged on the circumferential side of the rotating block 11, two second extrusion blocks 13 are respectively and slidably connected in the two third sliding grooves 12, two second threaded rods 14 are respectively and threadedly connected in the two second extrusion blocks 13, and the two second threaded rods 14 are respectively located in the two third sliding grooves 12 and are respectively and rotationally connected with the two third sliding grooves 12.

[0046] A rotating assembly is located in the rotating block 11 and is used to drive the two second threaded rods 14 to rotate.

[0047] When the debugging personnel initially debugs the static hydraulic balance valve system, the user rotates the rotating block 11 by hand, the rotating block 11 drives the threaded sleeve 9 to rotate in the rotating groove 8, the first threaded rod 10 is subjected to the threaded action of the threaded sleeve 9, the first sliding block 5 is driven to move downward along the first sliding groove 3, when the first sliding block 5 moves downward, the first sliding block 5 drives the two second sliding blocks 6 to respectively move downward along the two second sliding grooves 4, the two second sliding blocks 6 respectively drive the two first extrusion blocks 7 to tightly abut against the top surface of the static hydraulic balance valve 1, and it is ensured that the valve handle 2 can be fixed on the static hydraulic balance valve 1 and cannot move. Embodiment

[0048] The embodiment provides a static hydraulic balance valve, in addition to the technical scheme of the above embodiment, further has the following technical features, the rotating assembly comprises:

[0049] A gear groove 15 is arranged in the rotating block 11 and communicates with the two third sliding grooves 12, a first bevel gear 16 is rotationally connected in the gear groove 15, two second bevel gears 17 are engaged below the first bevel gear 16, one end of the two second bevel gears 17 penetrates the inner wall of the gear groove 15 and respectively extends into the two third sliding grooves 12, and is respectively fixed with one end of the two second threaded rods 14, a rotating rod 18 is fixedly connected on the first bevel gear 16, and the top end of the rotating rod 18 penetrates the inner wall of the gear groove 15 and extends to the outside and is rotationally connected with the rotating block 11.

[0050] When in use, the user rotates the rotating rod 18 by hand, the rotating rod 18 drives the first bevel gear 16 to rotate in the gear groove 15, the first bevel gear 16 drives the two second bevel gears 17 to rotate in the two gear grooves 15, one end of the two second bevel gears 17 respectively drives the two second threaded rods 14 to rotate in the two third sliding grooves 12, the two second extrusion blocks 13 are respectively subjected to the threaded action of the two second threaded rods 14, and respectively move away from each other along the two third sliding grooves 12, one end of the two second extrusion blocks 13 is tightly extruded on the inner wall of the rotating groove 8, the rotating block 11 is fixed in the rotating groove 8, and it is ensured that the rotating block 11 will not rotate after the user accidentally touches the rotating block 11. Embodiment

[0051] The embodiment provides a static hydraulic balance valve, in addition to comprising the technical scheme of the above embodiment, and has the following technical features: one end of the second bevel gear 17 is rotationally connected with the third sliding groove 12.

[0052] The second bevel gear 17 can rotate normally in the third sliding groove 12. Embodiment

[0053] The embodiment provides a static hydraulic balance valve, in addition to comprising the technical scheme of the above embodiment, and has the following technical features: two second bevel gears 17 are located in the gear groove 15 and rotationally connected with the gear groove 15.

[0054] The two second bevel gears 17 can rotate normally in the gear groove 15. Embodiment

[0055] The embodiment provides a static hydraulic balance valve, in addition to comprising the technical scheme of the above embodiment, and has the following technical features: the threads on the two second threaded rods 14 are of the same direction.

[0056] When the two second threaded rods 14 rotate in opposite directions, the two second extrusion blocks 13 are respectively subjected to the action of the threads of the two second threaded rods 14, and respectively move away from or close to each other along the two third sliding grooves 12. Embodiment

[0057] The embodiment provides a static hydraulic balance valve, in addition to comprising the technical scheme of the above embodiment, and has the following technical features: the second sliding block 6 is slidingly connected with the second sliding groove 4.

[0058] The second sliding block 6 can slide normally in the second sliding groove 4.

[0059] When the debugging personnel initially debugs the static hydraulic balance valve system, the user rotates the rotating block 11 by hand, so that the rotating block 11 drives the threaded sleeve 9 to rotate in the rotating groove 8, the first threaded rod 10 is driven by the threaded sleeve 9, and the first sliding block 5 is driven to move downward along the first sliding groove 3, when the first sliding block 5 moves downward, the first sliding block 5 drives the two second sliding blocks 6 to move downward along the two second sliding grooves 4 respectively, the two second sliding blocks 6 drive the two first pressing blocks 7 to tightly abut the top surface of the static hydraulic balance valve 1 respectively, so that the valve handle 2 can be fixed on the static hydraulic balance valve 1 and cannot be moved, and the valve handle 2 is prevented from rotating after being accidentally touched, then the user rotates the rotating rod 18 by hand, so that the rotating rod 18 drives the first bevel gear 16 to rotate in the gear groove 15, the first bevel gear 16 drives the two second bevel gears 17 to rotate in the two gear grooves 15, one end of the two second bevel gears 17 drives the two second threaded rods 14 to rotate in the two third sliding grooves 12 respectively, the two second pressing blocks 13 are driven by the two second threaded rods 14 respectively, and move away from each other along the two third sliding grooves 12, so that one end of the two second pressing blocks 13 tightly presses on the inner wall of the rotating groove 8, and the rotating block 11 is fixed in the rotating groove 8, so that the rotating block 11 will not rotate after the user accidentally touches the rotating block 11.

[0060] The embodiments of the present application are described above in combination with the drawings, the embodiments and the features in the embodiments in the present application can be combined with each other without conflict, the present application is not limited to the above-mentioned specific embodiments, the above-mentioned specific embodiments are only illustrative, but not limited, the ordinary skilled in the art can make many forms under the inspiration of the present application without departing from the purpose of the present application and the scope protected by the claims, all of which belong to the protection of the present application.

Claims

1. A static hydraulic balance valve comprising a static hydraulic balance valve (1) and a valve handle (2) provided on the static hydraulic balance valve (1), characterized in that, Also include: The first sliding groove (3) is opened in the valve handle (2), the inner wall of the first sliding groove (3) is provided with two second sliding grooves (4) connected with the outside, the first sliding block (5) is slidably connected in the first sliding groove (3), the circumferential side of the first sliding block (5) is fixedly connected with two second sliding blocks (6), and one end of the two second sliding blocks (6) respectively penetrates through the two second sliding grooves (4) and extends to the outside, one end of the two second sliding blocks (6) is fixedly connected with two first extrusion blocks (7) respectively, and the top surface of the first sliding block (5) is fixedly connected with a first threaded rod (10); The driving assembly is located in the valve handle (2), and is used for driving the first threaded rod (10) to move.

2. A static hydraulic balance valve according to claim 1, characterized in that The driving assembly comprises: The rotating groove (8) is opened in the top surface of the valve handle (2) and is connected with the first sliding groove (3), the threaded sleeve (9) is rotatably connected in the rotating groove (8), the threaded sleeve (9) is sleeved on the circumferential side of the first threaded rod (10) and is threadedly connected with the first threaded rod (10), the top end of the threaded sleeve (9) is fixedly connected with the rotating block (11), and the top end of the rotating block (11) extends to the outside and is rotatably connected with the rotating groove (8); Two third sliding grooves (12) are symmetrically opened on the circumferential side of the rotating block (11), two second extrusion blocks (13) are slidably connected in the two third sliding grooves (12) respectively, two second threaded rods (14) are threadedly connected in the two second extrusion blocks (13) respectively, and the two second threaded rods (14) are located in the two third sliding grooves (12) respectively and are rotatably connected with the two third sliding grooves (12) respectively; The rotating assembly is located in the rotating block (11), and is used for driving the two second threaded rods (14) to rotate.

3. A static hydraulic balance valve according to claim 2, characterized in that The rotating assembly comprises: The gear groove (15) is opened in the rotating block (11) and is connected with the two third sliding grooves (12), the first bevel gear (16) is rotatably connected in the gear groove (15), the two second bevel gears (17) are engaged below the first bevel gear (16), one end of the two second bevel gears (17) penetrates through the inner wall of the gear groove (15) and extends into the two third sliding grooves (12) respectively, and is fixed with one end of the two second threaded rods (14) respectively, the rotating rod (18) is fixedly connected on the first bevel gear (16), and the top end of the rotating rod (18) penetrates through the inner wall of the gear groove (15) and extends to the outside and is rotatably connected with the rotating block (11).

4. A static hydraulic balance valve according to claim 3, characterized in that One end of the second bevel gear (17) is rotatably connected with the third sliding groove (12).

5. A static hydraulic balance valve according to claim 3, characterized in that The two second bevel gears (17) are located in the gear groove (15) and are rotatably connected with the gear groove (15).

6. A static hydraulic balance valve according to claim 3, characterized in that The threads on the two second threaded rods (14) are in the same direction.

7. A static hydraulic balance valve according to claim 1, characterized in that The second sliding block (6) is slidably connected with the second sliding groove (4).

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