KR100683044B1 - Valve protection box with extension drive shaft with height adjustment for water supply - Google Patents

Abstract

SUMMARY OF THE INVENTION An object of the present invention is to provide a valve protection container having an extension drive shaft having a height adjustment function for water supply, in which a valve protection container extending to the ground surface is installed in accordance with a depth of buried water pipe or pipe.

The present invention is installed in a water supply pipe or pipe buried in the ground to open or close these pipes, the valve rod to extend the valve rod close to the ground in accordance with the depth of the valve is buried underground By providing a flexible extension shaft made possible, the valve has convenience and practicality at the same time.

Description

VALVE HOUSING WITH HIGHT ADJUSTABLE EXTENSION DRIVE AXLE}

1 is a cross-sectional view showing an embodiment of a valve protection box having an extended drive shaft having a height adjustment function for waterworks according to the present invention,

FIG. 2 is a view showing the valve protection container of FIG.

3 is a plan sectional view seen from the line I-I of FIG.

FIG. 4 is an enlarged perspective view showing only the fixed plate body portion indicated by reference numeral 130 in FIG. 1;

5 is an enlarged view of only the locking and releasing means indicated by reference numeral 140 in FIG. 1;

6 is a view showing a state in which the locking and releasing means of FIG. 5 is released;

Figure 7 is a cross-sectional view showing another embodiment of the valve protector having an extended drive shaft having a height adjustment function for water supply according to the present invention,

Figure 8 is a view showing when opening the valve having a valve protection container according to the present invention.

<Description of Symbols for Main Parts of Drawings>

100: valve protector 110: outer cylinder for length adjustment

120: inner cylinder for valve rod operation 130: fixed plate

140: locking and unlocking means

The present invention relates to a valve protector having an extended drive shaft having a height adjustment function for water supply, and in particular, the length of the valve operation rod for opening and closing the pipe can be arbitrarily adjusted according to the depth of embedding in the ground such as a water supply pipe or pipe. The present invention relates to a valve protector having an extended drive shaft having a height adjustment function for tap water having characteristics.

In general, a valve in which a pipe such as a water pipe is installed is installed in the ground like the water pipe. To open and close these valves, open the manhole cover, insert the end of the T-shaped valve opening and closing rod (hereinafter referred to as "T KEY") into the drive nut installed in the valve, and then turn the handle of the valve opening and closing rod. The valve must be opened and closed.

For this reason, if a worker (or valve manager) needs to close or open the valve, it is inconvenient to carry a long T key at all times (since it must be connected to the place where the valve is located). Even if it is portable, there is a problem in that it is difficult to insert the T KEY because the T-KEY is inserted into the valve rod because the valve rod portion in the ground is dark and difficult to see.

Accordingly, an object of the present invention is to provide an extension drive shaft having a height adjustment function for water supply, which solves the above-mentioned shortcomings and makes it easy to use and manage the valve opening / closing operation regardless of the length of the valve embedded in the ground. To provide a valve guard having a.

Valve protection tank having an extension drive shaft having a height adjustment function for water supply of the present invention for achieving the above object is to connect the water pipes or other pipes buried underground to be in contact with each other to block the fluid flow through the water pipes or pipes A valve having a valve rod for operation, wherein the plate has a wall portion formed therein and is detachably fitted to the valve rod by an angled cutting groove formed in the plate body and a fixing piece detachably fixed along the cutting groove. Fixed plate body; A length-adjustable outer cylinder which is fitted to be detachably fitted to the fixed plate body and extends upwardly, the outer cylinders of at least two or more hollow structures are elastically coupled and the lid is detachably coupled to the upper portion; The first fixing as a state that is inserted into the coupling portion of any one of the cylinders from the outside of the length adjusting outer cylinder and moved to the outside of the other cylinder and the first fixed tubular body fastened and fixed to any one cylinder Locking and releasing means consisting of a second fixed tube for screwing to the tube to give or release the coupling force for fixing the mutual of the cylinders; And at least two or more angled inner cylinders which are coupled to the valve rod so as to be long inside the length adjusting outer cylinder in which the release and locking means are installed, and to be expanded and contracted like the length adjusting outer cylinder. And each of the inner cylinder is characterized in that it comprises a valve rod operation inner cylinder for operating the valve rod by adjusting the length of the first, second locking projections for the stopper is installed.

In addition, the outer cylinder for adjusting the length is a hollow structure of the lower light bargain to form an inner diameter that is equal to or larger than the outer diameter of the fixed plate body and the first outer cylinder for fastening the fixed plate body is inserted into the upper end of the first outer cylinder, and fastened And a hollow second outer cylinder having both ends extended upwardly, and a hollow body having both ends opened in the same manner as the second outer cylinder and being moved up and down in the second inner cylinder, and having a friction increasing bolt coupled to the lower end thereof. It is characterized in that it comprises a third outer cylinder and a hollow fourth outer cylinder which is inserted and fixed to the upper end of the third outer cylinder is extended to the upper and the upper is coupled to the cover and the circular support plate is rotated in the lower portion.

In addition, the valve rod operation inner cylinder body is detachably fitted to the valve rod and extends to the upper portion and the upper portion has a first inner passage in which the first catching protrusion is installed, and has a smaller diameter than the first inner cylinder to form the first It is inserted to be moved up and down inside the inner cylinder, and the second catching projection is installed at the lower portion to be caught by the first catching protrusion, and the support plate is inserted into the support plate at the upper side and supported by the support jaw protruding outward. Characterized in that consisting of a long second inner cylinder.

Hereinafter, with reference to the accompanying drawings will be described in detail a preferred embodiment of the present invention.

1 is a cross-sectional view showing an embodiment of a valve protection box having an extended drive shaft having a height adjustment function for water supply according to the present invention, Figure 2 is a view showing a separate valve protection box of Figure 1, Figure 3 4 is a planar cross-sectional view seen in the direction of line II of FIG. 1, and FIG. 4 is an enlarged perspective view showing only the fixed plate body portion indicated by reference numeral 130 in FIG. 1, and FIG. 5 is a locking and releasing means of FIG. FIG. 6 is an enlarged view of the bay, and FIG. 6 is a view illustrating a state in which the locking and releasing means is released in FIG. 5.

As shown in the drawing, the valve protection tank 100 having an extended drive shaft having a height adjustment function for water supply according to the present invention is a valve 10 installed in contact with the water supply pipes (1a, 1b), oil or gas pipes buried underground It is installed on the valve rod (or valve shaft) 11 of the valve 10 to open and close the valve 10, such a valve protection cylinder 100 is fixed plate body 130, the outer cylinder 110 for adjusting the length, the valve It is roughly divided into the rod cylinder inner body 120.

As shown in FIG. 4, the fixing plate body 130 is provided with wall portions 132a and 132b spaced apart from each other, and one side of the plate body 130 has a plurality of first tooth protrusions 136. An angled cutting groove 131 protruded into a dog is formed.

The reason why the cutting groove 131 is angled is to couple to the angled valve rod (11). The reason why the wall portion 132 is provided at intervals is to prevent slip during rotation by combining with the first outer cylinder 111 to be described later.

The cutting groove 131 is inserted into the fixing piece 133 that is fixed to be detached along the groove 131. A fine second tooth protrusion 137 selectively engaged with the first tooth protrusion 136 is inserted at the portion where the fixing piece 133 is inserted into the cutting groove 131 to contact the cutting groove 131. Insertion grooves 138 protrudingly formed are formed at both sides so that the fixing piece 133 is detachably fixed in the cutting groove 131. Insertion and installation of the fixing piece 133 serves to stably fix the fixing plate 130 so that the fixing plate 130 does not fall out of the valve rod 11 of the valve 10.

The length adjusting outer cylinder 110 includes a first outer cylinder 111, a second outer cylinder 113, a third outer cylinder 115, and a fourth outer cylinder 117. The first outer cylinder 111 has a hollow structure of the lower light bargain to form an inner diameter equal to or larger than the outer diameter of the fixed plate body 130. That is, the upper part is narrow, and the cylindrical shape of the hollow structure that increases toward the lower portion, the upper part is entered long and is fastened and fastened as the first bolt 112. The second outer cylinder 113 has a larger inner diameter than the upper portion of the first outer cylinder 111 and is inserted into the upper outer wall of the first outer cylinder 111, the hollow cylinder bolted by a plurality of first bolts 112 to be.

In addition, the inside of the second outer cylinder 113 forms a hollow cylinder having a long length as the second outer cylinder 113, the outer diameter is smaller than the second outer cylinder 113 of the second outer cylinder 113 The third outer cylinder 115 to adjust the height in the longitudinal direction along the inner wall is positioned to move, the lower portion of the third outer cylinder 115, the second bolt for increasing the contact force with the second outer cylinder 113 ( 116 is installed so that the third outer cylinder 115 makes a stronger surface contact with the second outer corner 113.

The upper end of the third outer cylinder 115 is coupled to the fourth outer cylinder 117 of the hollow structure formed wider than the lower portion is coupled to the third outer cylinder 115 and the fixing pin 117b to be detachably attached.

The cover 118 having a hook groove 118a is detachably coupled to the upper portion of the fourth outer cylinder 117 as a bolt 118b to prevent rainwater or foreign matter from entering the interior of the outer cylinder 110. The cover 118 is installed to coincide with the ground as shown in FIG. 1.

A locking and releasing means 140 is installed at the engaging portion of the second outer cylinder 113 and the third outer cylinder 115 of the outer cylinder 110 to fix the third outer cylinder 115 to the second outer cylinder 113. The coupling force is applied or released to maintain or extend the state.

The locking and releasing means 140 having such a function consists of a first fixed tube body 141 and a second fixed tube body 142. The first fixing tubular body 141 forms a hollow cylinder and is inserted to be moved up and down on the outside of the third outer cylinder 115, and the second fixing tubular body 142 is also the second outer cylinder 113 as a cylinder. Located at the top of the), the lower side of the second fixed tube 142 is inserted in the state fitted to the outer wall of the second outer cylinder 113 is a plurality of third bolts (142a) as the second fixed tube body 142 ) And the second outer cylinder 113 are integrally coupled, and the second fixed tube body 142 and the first fixed tube body 141 are detachably coupled by a screw part 143 formed on the inner and outer circumferential walls. The overall height of the outer cylinder 110 is adjusted while the third outer cylinder 115 extends or contracts from the second outer cylinder 113 according to the coupling or release of the first fixing tube 141 and the second fixing tube 142. Can be.

Inside the outer cylinder 110 made as described above is built in the inner cylinder 120 to adjust the height, such as the outer cylinder 110. The inner cylinder 120 is composed of a first inner cylinder 121 fitted to the upper end of the valve rod 11 and a second inner cylinder 123 slidably coupled to the first inner cylinder 121 as shown in the drawing.

The first, second, and inner cylinders 121 and 123 have an angled structure in which the cross section forms a square as shown in FIG. 3, and the reason for making the inner cylinder 120 angled is the valve rod 11. In order to prevent slipping during rotation by coupling, it was formed to correspond to the shape of the valve rod (11). The first inner cylinder 121 has a diameter that is not unreasonable to be inserted into the valve rod 11 and is inserted into the valve rod 11 to be inserted into the upper portion, and the second inner cylinder 123 is the first inner cylinder 121. Rather than loosely fitting to the inside of the first inner cylinder 121 to form a smaller diameter is extended to be positioned to the interior of the outer cylinder 110, the fourth outer cylinder 117.

In addition, the second inner cylinder 123 coupled to the first inner cylinder 121 is supported by the support plate 125 installed in the fourth outer cylinder 117 of the outer cylinder 110 to prevent movement to the bottom. The support plate 125 is supported by a support jaw 126 cut out to protrude outward from the upper circumferential wall of the second inner cylinder 123, and the support plate 125 is a fourth outer cylinder of the outer cylinder 110 to flow. It is located in a state where it is mounted on the locking jaw part 117c formed in 117.

In addition, the first catching protrusion 127a and the second catching protrusion 127b each having a stopper function are protruded in each of the first inner barrel 121 and the second inner cylinder 123 so as not to be separated from each other during stretching. The first catching protrusion 127a protrudes inward from the first inner cylinder 121 and the second catching protrusion 127b protrudes outwardly opposite to the first catching protrusion 127a to act as described above.

As shown in FIG. 1, the protective cylinder 100 of the present invention having such a configuration adjusts only the protective cylinder 100 to extend or contract according to the depth of the valve 10 embedded in the ground, such as the valve 10. Since it is necessary to bury in the ground, the operator's eyes when opening the cover 118 exposed to the ground, as shown in Figs. 1 and 8, the opening and closing operation of the valve 10 during the work on the water pipe (1a, 1b). There is a convenience to simply operate by inserting the T KEY (T) to the inner cylinder 120 exposed to.

7 is a cross-sectional view showing another embodiment of a valve protection box having an extended drive shaft having a height adjustment function for water supply according to the present invention, in order to avoid overlapping with respect to the same configuration as in Figures 1 to 6 according to the embodiment The same code | symbol was shown.

The present embodiment shows a case where the valve 10 is embedded deep in the ground compared to the valve 10 shown in FIG. By loosening the 140 and extending the outer cylinder 110 and the inner cylinder 120, the cover 118 of the outer cylinder 110 is positioned to match the ground. Other configurations and operations are the same as the above embodiment, and a separate description thereof will be omitted.

8 is a view showing a state when opening a valve having a valve protective cylinder according to the present invention. Portions that overlap with the above embodiments are denoted by the same reference numerals. The reference numeral "T" generally refers to a T-key of a T type used for valve opening and closing operation. In the present invention, the valve protection cylinder 100 coupled to the valve rod 11 is always in line with the ground surface so that the valve ( Since it is buried as in 10), the T KEY (T) is enlarged according to the depth buried in the conventional ground, so that it can be made smaller in size because it is inconvenient for carrying and storing. It can be easily moved for storage or storage, and the valve can be opened and closed while being easily checked on the ground, giving convenience to the operator or manager.

As can be seen from the above description, according to the present invention, the valve is connected to the valve rod of the valve according to the depth to which the valve of the water supply pipe or the pipe is buried underground, and by installing a valve protection tube extending to the vicinity of the ground, T It is easy to open and close the valve through the key, and it has the effect of having convenience, economy and practicality to reduce the weight and length of the T-key for valve operation.

Claims (3)

In the valve having a valve rod for operating the underground pipes and other pipes to be connected to each other to block the flow of fluid flowing through the water pipes or pipes, A fixed plate body having a wall portion formed around the plate body, the fixed plate body being detachably fitted to the valve rod by an angular cutting groove formed in the plate body and a fixing piece detachably fixed along the cutting groove; A length-adjustable outer cylinder which is fitted to be detachably fitted to the fixed plate body and extends upwardly, the outer cylinders of at least two or more hollow structures are elastically coupled and the lid is detachably coupled to the upper portion; The first fixing as a state that is inserted into the coupling portion of any one of the cylinders from the outside of the length adjusting outer cylinder and moved to the outside of the other cylinder and the first fixed tubular body fastened and fixed to any one cylinder Locking and releasing means consisting of a second fixed tube for screwing to the tube to give or release the coupling force for fixing the mutual of the cylinders; And At least two angled inner cylinders are formed in a state coupled to the valve rod and long inside the length adjusting outer cylinder in which the release and locking means are installed and can be expanded and contracted like the length adjusting outer cylinder. And an extension drive shaft having a height adjustment function for water supply, including a valve rod operation inner cylinder configured to adjust the length of the inner and outer cylinders, each of which has first and second locking projections for the stopper. Valve protection box having a. According to claim 1, wherein the outer cylinder for adjusting the length is a hollow structure of the lower light bar having a inner diameter equal to or larger than the outer diameter of the fixed plate body and the first outer cylinder for allowing the fixed plate body to be inserted and fixed, the inside of the first outer cylinder The second outer cylinder of the hollow which is inserted into the upper end and extended to the upper end is long, and the hollow body having both ends opened in the same manner as the second outer cylinder, and is coupled to be moved up and down in the second inner cylinder, and the friction increases at the lower end. It is made of a third outer cylinder coupled to the dragon bolt and the removable upper end of the third outer cylinder is extended long to the upper and the upper is coupled to the cover and the lower fourth outer cylinder accommodated to rotate the circular support plate in the lower portion Valve guards with extension drive shafts with height adjustment for water supply. According to claim 1 or 2, wherein the valve rod operation inner cylinder is detachably fitted to the valve rod extending to the upper portion and the first inner passage in which the first engaging projection is installed, the first inner cylinder Rather than being inserted into the inside of the first inner cylinder to move up and down to form a smaller diameter, the second locking projection to be caught in the first locking projection is installed at the bottom and inserted into the support plate in the upper portion and protrude outward A valve protector having an extended drive shaft having a height adjustment function for water supply, characterized in that the elongated second inner cylinder supported on the support plate by the support jaw.

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