CN209868191U - Valve body maintenance tool - Google Patents
Valve body maintenance tool Download PDFInfo
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- CN209868191U CN209868191U CN201920142119.0U CN201920142119U CN209868191U CN 209868191 U CN209868191 U CN 209868191U CN 201920142119 U CN201920142119 U CN 201920142119U CN 209868191 U CN209868191 U CN 209868191U
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- valve body
- valve
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- threaded connection
- seat
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Abstract
The utility model relates to a valve body maintenance frock utilizes the utility model discloses a during valve body of valve body maintenance frock maintenance disk seat mouth damage, connect the connecting seat in the connecting hole, then push down the dwang and rotate and just can make the polishing head of dwang lower extreme with the last edge of disk seat mouth smooth of polishing, dismantle connecting seat and dwang after polishing smoothly, install the case in the connecting hole again, screw up the case, the sealed end cap of case tip just can compress tightly on the disk seat mouth when following, sealed end cap just can closely laminate with the disk seat mouth and seal the disk seat mouth. Therefore, the utility model discloses a valve body maintenance frock can conveniently maintain the valve body, reduces cost of maintenance, improves the sealing performance of valve body, simple structure, convenient to use.
Description
Technical Field
The utility model relates to a valve body maintenance frock especially relates to a maintenance frock for maintaining steam control valve.
Background
The central air-conditioning unit is an air-treatment equipment assembled by various air-treatment functional sections. The equipment is important equipment for directly controlling the temperature and humidity environment of each production working area of a cigarette factory. The temperature and humidity change is an important factor influencing the cigarette rolling quality and consumption, and is closely related to the cigarette quality.
An air conditioner heating and humidifying actuator is an adjusting tool for controlling temperature and humidity, the opening size of the actuator (namely the opening size between a valve core and a valve seat opening of a valve body) controls the steam inlet amount of steam, the air conditioner achieves the stability of the temperature and humidity on site by changing the opening size of the actuator, the valve size of the steam actuator is frequently opened and closed, meanwhile, the temperature of a steam medium passing through a pipeline is high, the pipeline is subjected to liquid impact caused by part of water condensed by the steam, a toothed notch is formed due to damage of the edge of the valve seat opening after long-time use, the sealing gasket is worn by the toothed notch, the sealing gasket is damaged, the actuator is prevented from being leaked, the actuator cannot be controlled to be completely closed, the temperature and humidity control capability of a central air conditioning unit is reduced, the control difficulty is increased for air conditioner.
We guarantee the leakproofness of valve through the sealed end cap of changing the case, nevertheless because the root cause of disk seat mouth damage does not solve, lead to seal gasket to damage too fast, cigarette factory air conditioner is in large quantity, this model case quantity is 144, change sealed end cap and need air conditioner steam to stop supplying, pull down the control unit of case, can't accomplish in time to change every sealed end cap, do not have a simple and convenient specialized tool at present, realize the damage restoration of disk seat mouth.
SUMMERY OF THE UTILITY MODEL
In view of the above prior art's shortcoming, the utility model aims to provide a valve body maintenance frock can conveniently maintain the valve body, improves its sealing performance.
In order to achieve the above object, the utility model provides a valve body maintenance frock adopts following technical scheme: a valve body maintenance tool is provided with an inlet and an outlet, wherein the inlet and the outlet are communicated through a valve seat opening; the valve body is provided with a connecting cylinder for installing the valve core, the connecting cylinder is internally provided with a connecting hole, and when the valve core is screwed in the connecting hole, a sealing plug at the end part of the valve core is tightly pressed on the upper edge of the valve seat hole to plug the valve seat hole; the valve body maintenance tool comprises a connecting seat used for being connected with the connecting hole, a rotating rod is connected in the connecting seat, the upper end of the rotating rod is connected with a rotating handle, and the lower end of the rotating rod is connected with a polishing head; when the connecting seat is connected in the connecting hole, the rotating rod is rotated, and then the lower end face of the polishing head polishes the upper edge of the valve seat opening.
Preferably, the valve seat opening is coaxially arranged with the connection hole, and an upper edge of the valve seat opening is annular and protrudes upward.
Preferably, the connecting seat is provided with a central hole which is in running fit with the rotating rod, the connecting seat further comprises a thread section and a stop section which are coaxial with the central hole, the thread section is provided with an external thread, and the thread section is in threaded connection with the connecting hole; the outer diameter of the stop section is larger than that of the threaded section; when the connecting base is connected in the connecting hole, the stopping section is pressed on the end face of the connecting cylinder.
Preferably, be equipped with the indicator on the connecting seat, threaded connection has a regulation section of thick bamboo in the connecting seat, the hole of the regulation section of thick bamboo that the dwang passed, be equipped with the scale on the outer periphery of regulation section of thick bamboo.
More preferably, the upper portion of connecting seat has the threaded connection section, and the center of threaded connection section has the threaded connection chamber, the lower part of adjusting a section of thick bamboo has the threaded connection head, threaded connection head threaded connection in the threaded connection chamber.
More preferably, the indication mark on the connection seat is arranged on the outer circumferential surface of the upper part of the connection seat.
Preferably, the grinding head is made of a silicon carbide material.
As above, the utility model relates to a valve body maintenance frock has following beneficial effect: utilize the utility model discloses a during valve body of valve body maintenance frock maintenance disk seat mouth damage, connect the connecting seat in the connecting hole, then push down the dwang and rotate and just can make the polishing head of dwang lower extreme with the last edge of disk seat mouth smooth of polishing, dismantle connecting seat and dwang after polishing smoothly, install the case in the connecting hole again, screw up the case, when the sealed end cap of case tip just can compress tightly last edge of disk seat mouth, sealed end cap just can closely laminate and seal the disk seat mouth with the disk seat mouth. Therefore, the utility model discloses a valve body maintenance frock can conveniently maintain the valve body, reduces cost of maintenance, improves the sealing performance of valve body, simple structure, convenient to use.
Drawings
Fig. 1 is a schematic sectional view of a valve body.
Fig. 2 shows a schematic sectional structure diagram of a valve body maintenance tool of the present invention.
Fig. 3 shows a partial cross-sectional view at a-a in fig. 2.
Fig. 4 is a schematic cross-sectional view of the connecting socket.
Fig. 5 is a schematic sectional view of the adjustment cylinder.
Description of the element reference numerals
1 valve body
2 inlet
3 outlet port
4 valve seat port
5 connecting cylinder
6 connecting hole
7 connecting seat
8 rotating rod
9 rotating handle
10 polishing head
11 center hole
12 thread segment
13 stop segment
14 adjusting cylinder
15 threaded connection section
16 threaded connection cavity
17 screw joint
18 valve core
19 sealing plug
20 stop ring
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
The utility model provides a valve body maintenance tool, which is used for maintaining a valve body 1, as shown in figure 1, the valve body 1 is provided with an inlet 2 and an outlet 3, and the inlet 2 and the outlet 3 are communicated through a valve seat port 4; the valve body 1 is provided with a connecting cylinder 5 for installing a valve core 18, a connecting hole 6 is arranged in the connecting cylinder 5, and when the valve core 18 is screwed in the connecting hole 6, a sealing plug 19 at the end part of the valve core 18 is pressed on the upper edge of the valve seat opening 4 to seal the valve seat opening 4; referring to fig. 2, the valve body maintenance tool comprises a connecting seat 7 connected with a connecting hole 6, a rotating rod 8 is connected in the connecting seat 7, a rotating handle 9 is connected to the upper end of the rotating rod 8, and a polishing head 10 is connected to the lower end of the rotating rod 8; when the connecting seat 7 is connected in the connecting hole 6, the rotating rod 8 is rotated, and the lower end surface of the polishing head 10 polishes the upper edge of the valve seat opening 4.
Please refer to fig. 2, utilize the utility model discloses a during valve body 1 that valve body maintenance frock maintenance valve seat mouth 4 damaged, connect connecting seat 7 in connecting hole 6, then push down dwang 8 and rotatory just can make the polishing head 10 of dwang 8 lower extreme smooth with going up along polishing of valve seat mouth 4, dismantle connecting seat 7 and dwang 8 after polishing level and smooth, install case 18 in connecting hole 6 again, screw up case 18, when the sealed end cap 19 of case 18 tip just can compress tightly last edge at valve seat mouth 4, sealed end cap 19 just can closely laminate and seal valve seat mouth 4 with valve seat mouth 4. Therefore, the utility model discloses a valve body maintenance frock can conveniently maintain valve body 1, reduces cost of maintenance, improves valve body 1's sealing performance, simple structure, convenient to use.
The utility model discloses a valve body maintenance frock can receive the damage and the maintenance of polishing appears the unevenness's condition to disk seat mouth 4 to make disk seat mouth 4 resume glossy state, like this, disk seat mouth 4 just can closely laminate and resume good sealing performance with the sealed end cap 19 of case 18, just so can prolong valve body 1's life, the utility model discloses a valve body maintenance frock specially adapted steam control valve's maintenance, the life of extension steam control valve avoids the central air conditioning unit control ability decline that steam reveals the result in, and then leads to the unstable temperature and humidity of required control site environment. Utilize the utility model discloses a valve body maintenance frock maintenance steam control valve, easy operation, a large amount of cost of maintenance can be practiced thrift to convenient to use.
As shown in fig. 1 and 2, the valve seat port 4 of the valve body 1 is disposed coaxially with the attachment hole 6, and as shown in fig. 2 and 3, the upper edge of the valve seat port 4 has an annular shape and protrudes upward. Thus, utilize the utility model discloses a when valve body maintenance frock maintenance valve seat mouth 4, the head of polishing 10 of dwang 8 lower extreme can with the last edge good contact and the grinding of valve seat mouth 4, and can not take place to interfere with other positions of valve body 1. In order to enable the polishing head 10 to have a good polishing effect, the polishing head 10 may be made of a diamond material, and the polishing head 10 may be set to be cylindrical or spherical, so that the valve seat opening 4 can be polished smoothly. In order to facilitate the connection of the sanding head 10, the sanding head 10 may be fixed to the lower end of the rotatable lever 8 by means of bolts, which facilitates the removal and replacement of the sanding head 10.
Referring to fig. 2, in order to ensure that the valve seat opening 4 can be smoothly ground by the grinding head 10 at the lower end of the rotating rod 8, as a preferred embodiment, the connecting seat 7 has a central hole 11 rotatably matched with the rotating rod 8, the connecting seat 7 further includes a threaded section 12 and a stop section 13 coaxially arranged with the central hole 11, the threaded section 12 has an external thread, and the threaded section 12 is in threaded connection with the connecting hole 6; the outer diameter of the stop section 13 is larger than that of the threaded section 12; when the connecting socket 7 is connected in the connecting bore 6, the stop section 13 presses against the end face of the connecting cylinder 5. Thus, the threaded section 12 of the connecting seat 7 is screwed into the connecting hole 6 of the connecting cylinder 5 of the valve core 18 and fixed with the valve body 1, the central hole 11 of the connecting seat 7 can play a role in guiding the rotating rod 8 so that the rotating rod 8 is kept in a state of being flush with the upper edge of the valve seat opening 4, and therefore the upper edge of the valve seat opening 4 can be smoothly polished by the polishing head 10 at the lower end of the valve core 18.
In order to control the polishing amount of the valve seat opening 4 and prevent the valve seat opening 4 from being excessively polished, as a preferred embodiment, an indication mark is arranged on the connecting seat 7, as shown in fig. 2, a regulating cylinder 14 is connected to the connecting seat 7 through a thread, an inner hole of the regulating cylinder 14 is penetrated by the rotating rod 8, and scales are arranged on the outer circumferential surface of the regulating cylinder 14. Thus, the amount of the valve seat opening 4 that has been ground can be known by observing the change of the position of the scale on the rotating rod 8 at the upper end of the inner hole of the adjusting cylinder 14. In a preferred embodiment, the indication mark on the connecting base 7 is disposed on the outer circumferential surface of the upper portion of the connecting base 7.
In order to control the polishing amount of the valve seat opening 4, the adjusting cylinder 14 can be rotated in the connecting seat 7 through rotating the adjusting cylinder 14 to adjust the height position of the adjusting cylinder 14, the rotating rod 8 is sleeved with the stopping cylinder, and when the lower end of the stopping cylinder abuts against the adjusting cylinder 14, the rotating rod 8 cannot move downwards any more to polish the valve seat opening 4, so that the valve seat opening 4 can be reliably controlled to be polished excessively. In a preferred embodiment, as shown in fig. 4, the upper portion of the connecting base 7 has a threaded connecting section 15, the center of the threaded connecting section 15 has a threaded connecting cavity 16, as shown in fig. 5, the lower portion of the adjusting cylinder 14 has a threaded connector 17, and the threaded connector 17 is threaded in the threaded connecting cavity 16.
It is following right the utility model discloses a use method of valve body maintenance frock explains, when the disk seat mouth 4 of valve body 1 needs to be maintained, operates according to following step:
1) under the state of closing steam, the control valve core 18 is detached from the valve body 1, the distance from the upper end surface of the connecting cylinder 5 of the valve body 1 to the valve seat opening 4 is measured, and the polishing depth of the valve seat opening 4 is controlled according to the measured distance;
2) putting a connecting seat 7 communicated with a rotating rod 8 and a polishing head 10 at the lower end of the rotating rod 8 into a connecting hole 6 of a connecting cylinder 5 of a valve body 1;
3) screwing the connecting seat 7 into the connecting hole 6 of the connecting cylinder 5 of the valve body 1;
4) the rotating rod 8 is moved to enable the polishing head 10 at the lower end of the rotating rod 8 to be in contact with the upper edge of the valve seat opening 4;
5) the adjusting cylinder 14 is adjusted to be a set position;
6) the rotating rod 8 is rotated to grind the valve seat opening 4 until the adjusting cylinder 14 abuts against a stop ring 20 at the upper end of the valve rod;
7) after grinding, detaching the connecting seat 7, the rotating rod 8 and other parts from the valve body 1 to observe the grinding condition of the valve seat opening 4, and if the valve seat opening 4 is not ground to be smooth, repeating the step 5) and the step 6) until the valve seat opening 4 is observed to be ground to be smooth;
8) cleaning grinding debris in the cavity of the valve body 1 by using a special dust collector;
9) the valve spool 18 is installed in the connecting hole 6 of the valve body 1.
Thus, by polishing the valve seat opening 4 and restoring the valve seat opening 4 to a smooth state, it is possible to ensure that the sealing plug 19 of the valve element 18 and the valve seat opening 4 can be in good sealing engagement.
Based on the technical scheme of above-mentioned embodiment, the utility model discloses a valve body maintenance frock can conveniently maintain the fluid control valve, easy operation, and a large amount of cost of maintenance can be practiced thrift to convenient to use.
To sum up, the utility model discloses various shortcomings in the prior art have effectively been overcome and high industry value has.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (7)
1. A valve body maintenance tool is characterized in that a valve body (1) is provided with an inlet (2) and an outlet (3), and the inlet (2) is communicated with the outlet (3) through a valve seat opening (4); the valve body (1) is provided with a connecting cylinder (5) for installing a valve core (18), a connecting hole (6) is formed in the connecting cylinder (5), and when the valve core (18) is screwed in the connecting hole (6), a sealing plug (19) at the end part of the valve core (18) is pressed on the upper edge of the valve seat opening (4) to seal the valve seat opening (4); the method is characterized in that:
the valve body maintenance tool comprises a connecting seat (7) connected with the connecting hole (6), a rotating rod (8) is connected in the connecting seat (7), the upper end of the rotating rod (8) is connected with a rotating handle (9), and the lower end of the rotating rod (8) is connected with a polishing head (10);
when the connecting seat (7) is connected in the connecting hole (6), the rotating rod (8) is rotated, and then the lower end face of the polishing head (10) polishes the upper edge of the valve seat opening (4).
2. The valve body maintenance tool according to claim 1, characterized in that: the valve seat opening (4) and the connecting hole (6) are coaxially arranged, and the upper edge of the valve seat opening (4) is annular and protrudes upwards.
3. The valve body maintenance tool according to claim 1, characterized in that: the connecting seat (7) is provided with a central hole (11) which is in running fit with the rotating rod (8), the connecting seat (7) further comprises a thread section (12) and a stop section (13) which are coaxially arranged with the central hole (11), the thread section (12) is provided with external threads, and the thread section (12) is in threaded connection with the connecting hole (6); the outer diameter of the stop section (13) is larger than that of the threaded section (12); when the connecting base (7) is connected in the connecting hole (6), the stop section (13) presses on the end face of the connecting cylinder (5).
4. The valve body maintenance tool according to claim 1, characterized in that: be equipped with the index mark on connecting seat (7), threaded connection has one to adjust a section of thick bamboo (14) in connecting seat (7), the hole of the regulation section of thick bamboo (14) that dwang (8) passed, be equipped with the scale on the outer periphery of adjusting a section of thick bamboo (14).
5. The valve body maintenance tool according to claim 4, characterized in that: the upper portion of connecting seat (7) has threaded connection section (15), and the center of threaded connection section (15) has threaded connection chamber (16), the lower part of adjusting a section of thick bamboo (14) has threaded connection head (17), threaded connection head (17) threaded connection be in threaded connection chamber (16).
6. The valve body maintenance tool according to claim 4, characterized in that: the indication mark on the connecting seat (7) is arranged on the outer circumferential surface of the upper part of the connecting seat (7).
7. The valve body maintenance tool according to claim 1, characterized in that: the polishing head (10) is made of carborundum materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920142119.0U CN209868191U (en) | 2019-01-28 | 2019-01-28 | Valve body maintenance tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920142119.0U CN209868191U (en) | 2019-01-28 | 2019-01-28 | Valve body maintenance tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209868191U true CN209868191U (en) | 2019-12-31 |
Family
ID=68951912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920142119.0U Active CN209868191U (en) | 2019-01-28 | 2019-01-28 | Valve body maintenance tool |
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| Country | Link |
|---|---|
| CN (1) | CN209868191U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110202447A (en) * | 2019-01-28 | 2019-09-06 | 上海烟草集团有限责任公司 | Valve body maintenance frock |
-
2019
- 2019-01-28 CN CN201920142119.0U patent/CN209868191U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110202447A (en) * | 2019-01-28 | 2019-09-06 | 上海烟草集团有限责任公司 | Valve body maintenance frock |
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