JPH09183068A - Fixing jig for flush valve - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a fixing jig which, when connecting a solution tank or the like to the flush valve of an urinal, enables the flush valve to be fixed easily so that the flush valve itself does not bend from its root. SOLUTION: A fixing jig main body is provided with a valve gripping part 3, for gripping a flush valve 30 in such a way that the valve 30 can be freely tightened and loosed, and abutting parts 15, placed on both the right and left of the gripping part 30 and opposed to a wall surface in such a way that they can abut to the wall surface. The abutting parts 15 are supported on the jig main body 1 in such a way that the amount by which they project forward toward the wall surface is freely adjustable and that they can be freely fixed. The shell 35 of the flush valve 30 is tightened by the gripping part 3, and the wall surface W is pressed by the abutting parts 15 to fix the flush valve 30 in a normal mounting posture on the wall surface W.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a jig for fixing a flash valve used for work such as replacing a connecting pipe interposed between a flash valve and a urinal or installing a melting tank.

[0002]

2. Description of the Related Art In recent years, in order to maintain hygiene in urinals and prevent the generation of bad odors or urine stones, a cleaning agent, deodorant or urine stone preventive agent is automatically added to the washing water when flushing water. Dissolution tanks that can dissolve are becoming popular.
When such a dissolution tank is attached to the urinal 31 having the flush valve 30 as shown in FIG. 4, first, the outlet end 35a of the flush valve 30 and the urinal 3 are provided.
The connection pipe 41 that connects the first connection part 42 is removed, and instead, the joint pipe part 46 of the dissolution tank 45 is connected to the lower end outlet 35a of the flush valve 30 as shown in FIG. The pipe 48 connects the melting tank joint pipe portion 46 and the connection portion 42 of the urinal 31.

[0003]

In the mounting work of the melting tank, the connection pipe 41 is removed as shown in FIG. As it is, the joint pipe portion 46 of the dissolution tank 45 shown in FIG. 6 is connected, or the connection pipe 48 cut short is connected. Therefore,
During work, if the flash valve 30 is hit by a tool, or if an unreasonable external force is applied when removing or tightening the nut, the flash valve 30 may be damaged, bend from the root, or if there is a strong impact. May be damaged from the root.

When the flash valve 30 bends from the root, the axis of the outlet end 35a of the flash valve 30 becomes
6 is displaced from the axis of the connecting portion 42 of the urinal 31.
As described above, when the dissolution tank 45 and the short connecting pipe 48 are connected, it becomes difficult to align the cores, and the connecting work is troublesome.

The object of the present invention is to attach a melting tank between a flush valve and a urinal, etc.
This is to protect the flash valve from being deformed in the normal mounting posture during the work from the outside and to facilitate the centering work at the time of mounting.

[0006]

In order to achieve the above-mentioned object, the invention according to claim 1 of the present application is such that the lower end outlet portion is connected to a pipe connection portion of a urinal while being fixed in a protruding shape from a valve mounting wall surface. In a fixing jig for fixing the flash valve connected via the valve, the valve gripping part that clamps the flash valve loosely and the gripping part is arranged on both left and right sides of the gripping part and contacts the wall surface. The fixing jig main body is provided with a possible contact portion, and the contact portion is supported by the jig main body so that the protrusion amount can be fixed to the wall surface side.

According to a second aspect of the present invention, in order to improve the rigidity of the jig, in the fixing jig of the flash valve according to the first aspect, the jig body integrally includes an arm portion extending in the left-right direction in parallel with the wall surface. And a valve grip portion having a circular grip surface that can be expanded and contracted at the center of the left and right width of the arm portion, and is formed in a substantially T shape when viewed from above.

According to a third aspect of the present invention, in order to improve the stability of the mounting posture with respect to the wall surface, in the fixing jig for the flash valve according to the first aspect, the left and right abutting portions are vertically spaced from each other. One pair is provided.

[0009]

1 is a plan view of a fixing jig to which the present invention is applied, in which a jig main body 1 is made of a hard resin, and has an arm portion 2 extending horizontally in the left-right direction and a center width in the left-right direction. The valve grip portion 3 is integrally provided and is formed in a substantially T shape (or a hat shape) as a whole.

A circular gripping surface 5 for gripping the valve body is formed in the gripping portion 3 and a crack 6 is formed therein, and the gripping surface 5 is capable of expanding and contracting. A female screw hole 7 parallel to the arm portion 2 is formed on one side of the split 6, for example, the right side portion, and a bolt insertion hole 8 coaxial with the female screw hole 7 is formed on the left side portion. The tightening bolt 10 having 10a is inserted from the left side into the insertion hole 8 and screwed into the female screw hole 7, and the annular step surface 10b of the head portion 10a presses the left end surface of the grip portion 3 to rotate. Thus, the grip surface 5 is reduced. A handle bar 12 is provided on the head 10a.

A metal reinforcing metal fitting 14 having a U-shaped cross section is fitted to the front end portion of the arm portion 2, and the disk-shaped abutting portion 1 is fitted to the left and right end portions through adjusting bolts 20.
5 is attached. The contact portion 15 is composed of a metal contact metal fitting 16 having a shallow bottom and a cylindrical shape, and a disk-shaped contact rubber 17 fitted in the metal fitting 16 in a front projection shape. The front surface of the contact rubber 17 is a vertical contact surface 17a. Since the adjustment bolt 20 is formed at the left and right ends of the arm portion 2, it is screwed into the screw hole 21, and by rotating the adjustment bolt 20, the contact portion 15 is rotated.
You can move forwards and backwards. A wing nut 23 for locking is screwed to the rear end of each adjusting bolt 20, so that the adjusting bolt 20 can be fixed at a predetermined protruding position. Further, a hexagonal engaging portion 26 is formed at the front end portion of the adjusting bolt 20, and a tool such as a spanner can be engaged with the engaging portion 26 to rotate the adjusting bolt 20. Has become.

A hole 24 for accommodating the adjustment bolt is formed on the front side of the grip surface 5.

The structure of the flash valve 30 and the existing connection structure with the urinal 31 will be briefly described with reference to FIG.
As is well known, the flash valve 30 integrally includes a cylindrical body portion 35 that houses a valve mechanism and an opening / closing valve portion 36 that can be opened and closed by an opening / closing screw 37, and has an outlet at the lower end of the body portion 35. The portion 35a is formed, and the push button 38 is provided on the rear portion (the side opposite to the wall surface).
By pressing 8, a certain amount of wash water is drained. The base portion of the flash valve 30 has a cap nut 3 for fitting on the tip portion 33a of the water pipe 33 protruding from the valve mounting wall surface W.
4.

The lower end outlet 35a of the flash valve 30
Is connected to a connecting portion 42 of the urinal 31 via a connecting pipe (Heluse's pipe) 41.

The replacement work will be described. The grip 3 of FIG.
The tightening bolt 10 is loosened, the contact portion 15 is retracted, and the flash valve 30 is covered from above as shown in FIG. That is, the grip surface 5 is fitted to the cover 35b of the body portion 35, and the hole 24 is opened and closed as shown in FIG.
Fit in 7 parts. Next, by rotating the adjusting bolt 20, each abutting portion 15 is advanced to lightly abut against the wall surface W,
By turning the tightening bolt 10, the body cover 35b is tightened by the grip 3.

Further, the adjusting bolt 20 is so arranged that the contact rubber 17 of the contact portion 15 presses the wall surface W with a constant pressure.
The rotation is adjusted, and finally it is fixed with the lock wing nut 23. As a result, the flash valve 30 is fixed to the wall surface W in a normal mounting posture.

Next, as shown in FIG. 5, the existing connecting pipe 41 is removed, and as shown in FIG. 6, the lower end outlet portion 35a of the flash valve.
Then, the joint pipe portion 46 of the dissolution tank 45 is connected using the cap nut 44. Furthermore, a short connecting pipe 48 is connected to the lower end of the joint pipe portion 46 with a cap nut 47. Connection pipe 4
As is well known, the lower end of 8 is connected to the connecting portion 4 before the upper end is connected.
It is connected by the cap nut 50 by using the spat and the packing which are inserted into the toilet bowl 2 and inserted from the toilet bowl 31.

In the dissolution tank 45, a chemical is added to a reference minimum amount of water, and every time the flush water of the flush valve 30 is flowed, a fixed amount of water is introduced into the dissolution tank 45 via the communication pipe 52. It enters and returns to the joint pipe portion 46 together with the liquid in which the drug is dissolved.

[0019]

[Other Embodiments]

(1) In FIG. 7, the front end portions of the left and right adjusting bolts 20 are vertically branched to form a bifurcated shape, each having a pair of upper and lower contact portions 15. According to this structure, the rigidity of the flash bulb against vertical bending is increased.

(2) The fixing jig of the present invention is not used only when the melting tank 45 is attached to the connecting pipe portion as described above, but when the connecting pipe itself is replaced with a new one or a small one. It can be used for various work such as when removing the connecting pipe from the flush valve for repair or replacement of the toilet bowl.

[0021]

As described above, according to the present invention, (1) the flash valve 30 is held by the grip portion 3 of the fixing jig.
Since the flush valve 30 can be fixed to the wall surface W in a normal mounting posture by gripping and holding the left and right contact portions 15 against the wall surface W, the space between the flush valve 30 and the urinal 31 can be fixed. It is possible to prevent a tool or the like from directly hitting the flash valve 30 when performing a work of connecting a melting tank or the like, and even if it hits, the flash valve 30 is bent or damaged at the root. Can be prevented. Therefore, the work of attaching the melting tank and the like can be performed easily and quickly.

(2) Since the flash valve 30 is fixed in a normal mounting posture, when the dissolution tank 45 or a new connection pipe is attached after the existing connection pipe 41 is removed, the outlet end of the flash valve 30 is attached. 35a and the connecting portion 42 of the urinal 31 can be accurately maintained on the same axis, and the mounting operation can be performed easily and accurately.

(3) According to the second aspect of the invention, the jig body 1 has an arm portion 2 extending in the left-right direction in parallel with the wall surface.
And a grip portion 3 at the center of the left and right width are integrally formed to have a substantially T-shape when viewed from above, and the cylindrical body portion 35 of the flash valve 30 is formed into a circular shape. Surface 5
If the flash valve 30 is tightened by the above method, the flash valve 30 can be more reliably gripped, and the rigidity of the jig as a whole is increased, so that the flash valve 30 can be firmly fixed.

(4) When the pair of upper and lower abutting portions 15 are provided at the left and right end portions, respectively, as in the third aspect of the invention, the rigidity against bending in the vertical direction becomes high, and Bending of the flash valve 30 can be reliably prevented even with a large external force.

[Brief description of the drawings]

FIG. 1 is a plan view of a fixture for a flash valve to which the present invention is applied.

FIG. 2 is a front view of FIG.

FIG. 3 is a plan view of a fixing jig showing a state where the fixing jig is attached to a flash bulb.

FIG. 4 is a vertical sectional view of FIG.

FIG. 5 is a vertical cross-sectional view showing a state during work.

FIG. 6 is a front view of the flash valve showing a state when the melting tank is attached.

FIG. 7 is a front view showing a modified example of the fixing jig.

[Explanation of symbols]

 1 Jig Body 2 Arm Part 3 Gripping Part 5 Gripping Surface 6 Crack 10 Tightening Bolt 15 Abutting Part 20 Adjust Bolt 30 Flash Valve 31 Urinal 45 Melting Tank

Claims (3)

[Claims] 1. A fixing jig for fixing a flash valve, which is fixed in a protruding shape from a valve mounting wall surface, and whose lower end outlet is connected to a pipe connecting portion of a urinal via a connecting pipe. The fixing jig main body is provided with a valve gripping portion that grips the valve in a loosely clamped manner, and contact portions that are arranged on both left and right sides of the gripping portion and that can contact the wall surface. Fixing jig for flash valves, which is supported by the jig body so that it can be fixed and adjusted so that it protrudes toward the wall surface. 2. The fixing jig for a flash valve according to claim 1, wherein the jig main body integrally includes an arm portion that extends in the left-right direction in parallel with the wall surface, and expands in the central portion of the left-right width of the arm portion. A fixture for a flash valve, which is integrally provided with a valve gripping portion having a circular gripping surface that can be opened and contracted, and is formed in a substantially T-shape when viewed from above. 3. The flash valve fixing jig according to claim 1, wherein each of the left and right abutting portions is provided in a pair with a vertical interval therebetween. .