CN219692304U - Threaded cartridge valve for replacing multi-way valve - Google Patents

Abstract

The utility model discloses a threaded cartridge valve for replacing a multi-way valve, which relates to the technical field of threaded cartridge valves and discloses a valve sleeve, a lock nut and an adjusting bolt.

Description

Threaded cartridge valve for replacing multi-way valve

Technical Field

The utility model relates to the technical field of threaded cartridge valves, in particular to a threaded cartridge valve for replacing a multi-way valve.

Background

The multi-way valve is used as a core control element of engineering machinery, plays a vital role, and as a substitute, the threaded cartridge valve can play the same role as the multi-way valve and can reduce the production cost. The pressure of current screw thread cartridge valve needs to be adjusted through pretension spring before using, and current screw thread cartridge valve's pressure regulation scope is not big to under long-term use, the circumstances that the skew appears easily to the valve rod, and then influences the precision of whole screw thread cartridge valve.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model aims to provide a threaded cartridge valve for replacing a multi-way valve.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a replace screw thread cartridge valve of multiway valve, includes valve pocket, lock nut, adjusting bolt, lock nut fixed mounting is in the valve pocket top, adjusting bolt threaded connection lock nut, set up inlet port, oil outlet on the valve pocket, the guide slot has been seted up to the adjusting bolt bottom, slidable mounting has the case in the valve pocket, the fixed mounting in case top has the guide arm, install first pretension spring on the guide arm, be provided with the second pretension spring in the guide slot, through the setting of first pretension spring and second pretension spring, compare in the setting of independent pretension spring, the pressure of the regulation screw thread cartridge valve of more extensive, before using, rotatory adjusting bolt, go up and down adjusting bolt cooperation lock nut, when adjusting bolt descends, the second pretension spring in the guide slot is compressed by the guide arm, adjusting bolt cooperation case compresses first pretension spring, when the adjusting bolt rises, the second pre-tightening spring in the guide groove is stretched by the guide rod, the adjusting bolt and the first pre-tightening spring in the valve core are stretched, so that the pressure regulation of the threaded cartridge valve is finished, a plurality of mounting screws are rotatably arranged on the valve sleeve, one end of each mounting screw is fixedly provided with a rotating handle, one end of each mounting screw is rotatably connected with a moving block, the moving blocks are slidably arranged in the valve sleeve, one end of each moving block, far away from each mounting screw, is fixedly connected with a fastening spring, one end of each fastening spring, far away from each moving block, is fixedly connected with a connecting plate, a plurality of movable balls are arranged on the connecting plate, the movable balls are mutually contacted with the surface of the valve rod, a plurality of mounting screws are rotatably arranged on the valve sleeve, the moving blocks, the fastening springs, the connecting plates and the movable balls are arranged on the mounting screws, and the movable balls can be pushed forward when the valve rod deflects, the high-precision long-term use of the threaded cartridge valve is guaranteed, when the valve rod deflects, the corresponding rotating handle is screwed, the rotating handle drives the mounting screw to rotate, the mounting screw drives the moving block to horizontally slide in the valve sleeve, the moving block drives the connecting plate to horizontally move through the fastening spring, and the connecting plate pushes the deflected valve rod to be positive through the movable ball.

Further, the oil inlet and the oil outlet are arranged on the same side of the valve sleeve

Further, the plurality of mounting screws are annularly distributed in an equal radian.

Further, the guide rod is connected with the guide groove in a sliding manner.

Further, the second pre-tightening spring is arranged above the guide rod.

Compared with the prior art, the utility model has the following beneficial effects:

through the setting of first pretension spring and second pretension spring, compare in the setting of independent pretension spring, the pressure of the regulation screw thread cartridge valve of bigger scope rotates and installs a plurality of installation screw rods on the valve barrel to set up movable block, fastening spring, connecting plate and movable ball on the installation screw rod, can push forward it when the skew appears in the valve rod, guarantee the long-term use of high accuracy of screw thread cartridge valve.

Drawings

FIG. 1 is a schematic illustration of a threaded cartridge valve in place of a multiple way valve;

FIG. 2 is a connection view of the connection plate of the present utility model;

fig. 3 is a side view of the connection plate of the present utility model.

100. A valve sleeve; 101. a lock nut; 102. an adjusting bolt; 103. a guide groove; 104. a guide rod; 105. a first pre-tension spring; 106. a valve core; 107. a valve stem; 108. an oil inlet hole; 109. an oil outlet hole; 110. installing a screw; 111. a rotating handle; 112. a moving block; 113. a fastening spring; 114. a connecting plate; 115. a movable ball; 116. and a second pre-tightening spring.

Detailed Description

Referring to fig. 1 to 3, a threaded cartridge valve for replacing a multi-way valve comprises a valve sleeve 100, a lock nut 101 and an adjusting bolt 102, wherein the lock nut 101 is fixedly arranged at the top of the valve sleeve 100, the adjusting bolt 102 is in threaded connection with the lock nut 101, an oil inlet hole 108 and an oil outlet hole 109 are formed in the valve sleeve 100, and the oil inlet hole 108 and the oil outlet hole 109 are formed in the same side of the valve sleeve 100. The bottom of the adjusting bolt 102 is provided with a guide groove 103, a valve core 106 is slidably arranged in the valve sleeve 100, a guide rod 104 is fixedly arranged at the top of the valve core 106, and the guide rod 104 is slidably connected with the guide groove 103. The guide rod 104 is provided with a first pre-tightening spring 105, and the guide groove 103 is internally provided with a second pre-tightening spring 116. By the arrangement of the first pretension spring 105 and the second pretension spring 116, the pressure of the threaded cartridge valve is adjusted to a greater extent than by the arrangement of the pretension springs alone.

The valve housing 100 is rotatably provided with a plurality of mounting screws 110, and the plurality of mounting screws 110 are annularly distributed in an equal radian. The rotary handle 111 is fixedly arranged at one end of the installation screw rod 110, the movable block 112 is rotatably connected to one end of the installation screw rod 110, the movable block 112 is slidably arranged in the valve sleeve 100, the fastening spring 113 is fixedly connected to one end of the movable block 112, which is far away from the installation screw rod 110, the fastening spring 113 is fixedly connected to the connecting plate 114, a plurality of movable balls 115 are arranged on the connecting plate 114, and the movable balls 115 are in contact with the surface of the valve rod 107. A second preload spring 116 is disposed above the guide rod 104. The valve sleeve 100 is rotatably provided with a plurality of mounting screws 110, and the mounting screws 110 are provided with a moving block 112, a fastening spring 113, a connecting plate 114 and a movable ball 115, so that the valve rod 107 can be pushed forward when being deviated, and the high-precision long-term use of the threaded cartridge valve is ensured.

Working principle:

before use, the adjusting bolt 102 is rotated, the adjusting bolt 102 is matched with the locking nut 101 to lift, when the adjusting bolt 102 descends, the second pre-tightening spring 116 in the guide groove 103 is compressed by the guide rod 104, the adjusting bolt 102 is matched with the valve core 106 to compress the first pre-tightening spring 105, when the adjusting bolt 102 ascends, the second pre-tightening spring 116 in the guide groove 103 is stretched by the guide rod 104, the adjusting bolt 102 and the first pre-tightening spring 105 in the valve core 106 are stretched, further pressure adjustment of the threaded cartridge valve is completed, when the valve rod 107 deflects, the corresponding rotating handle 111 is screwed, the rotating handle 111 drives the mounting screw 110 to rotate, the mounting screw 110 drives the moving block 112 to horizontally move in the valve sleeve 100, the moving block 112 drives the connecting plate 114 to horizontally move through the fastening spring 113, and the connecting plate 114 pushes the deflected valve rod 107 to be positive through the movable ball 115.

The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to those skilled in the art without departing from the principles of the present utility model are intended to be considered as protecting the scope of the present template.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "left," "right," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience of description and for simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, as well as a specific orientation configuration and operation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The foregoing describes one embodiment of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.

Claims (5)

1. The utility model provides a replace screw thread cartridge valve of multiway valve, includes valve pocket (100), lock nut (101), adjusting bolt (102), lock nut (101) fixed mounting is in valve pocket (100) top, adjusting bolt (102) threaded connection lock nut (101), a serial communication port, set up inlet port (108), oil outlet (109) on valve pocket (100), guide slot (103) have been seted up to adjusting bolt (102) bottom, valve core (106) are installed to valve pocket (100) slidable, valve core (106) top fixed mounting has guide arm (104), install first pretension spring (105) on guide arm (104), be provided with second pretension spring (116) in guide slot (103), install a plurality of installation screw rods (110) on valve pocket (100) rotation, installation screw rod (110) one end fixed mounting has rotatory handle (111), installation screw rod (110) one end rotation connection movable block (112), movable block (112) slidable mounting is in valve pocket (100), movable block (112) keep away from installation screw rod (110) fixed connection spring (113), one end fixed connection connecting plate (114), a plurality of movable balls (115) are arranged on the connecting plate (114), and the movable balls (115) are in contact with the surface of the valve rod (107).

2. The threaded cartridge valve for replacing a multiple-way valve according to claim 1, wherein the oil inlet hole (108) and the oil outlet hole (109) are formed on the same side of the valve sleeve (100).

3. A threaded cartridge valve for replacing a multiple way valve according to claim 2, wherein the plurality of mounting screws (110) are annularly distributed in equal radians.

4. A threaded cartridge valve for replacing a multiple-way valve according to claim 3, characterized in that said guide rod (104) is slidingly connected to the guide groove (103).

5. The replacement multi-way valve of claim 4, wherein the second preload spring (116) is disposed above the stem (104).