CN102900889A - On-line cleaning device of constant-temperature valve and using method thereof - Google Patents
On-line cleaning device of constant-temperature valve and using method thereof Download PDFInfo
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- CN102900889A CN102900889A CN2011102148512A CN201110214851A CN102900889A CN 102900889 A CN102900889 A CN 102900889A CN 2011102148512 A CN2011102148512 A CN 2011102148512A CN 201110214851 A CN201110214851 A CN 201110214851A CN 102900889 A CN102900889 A CN 102900889A
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Abstract
The invention relates to an on-line cleaning device of a constant-temperature valve, wherein the constant-temperature valve comprises a valve seat and a valve core fixedly installed on the valve seat; the outer periphery side of the connecting part of the valve seat and the valve core is provided with an outer thread; the valve core is fixedly installed on the inner side of the connecting part through a threaded connection mode; the on-line cleaning device of the constant-temperature valve comprises a cylindrical outer shell and a shaft; the cylindrical outer shell comprises two open ends and the open parts at two ends can be closed; the shaft is slidably installed in the outer shell; the length of the shaft is longer than the axial length of the outer shell; the valve core can be fixedly installed at the first end of the shaft; and the outer shell is provided with a first valve capable of being opened and closed; and the first valve controls a fluid channel in the outer shell to open and close. The on-line cleaning device of the constant-temperature valve provided by the invention can be used for cleaning and maintaining the used constant-temperature valve in an on-line manner, is small in volume, is convenient to operate, and has good sealing performance.
Description
Technical field
The present invention relates to the HVAC field, in particular, relate to a kind of thermostatic valve on-line cleaning device and using method thereof.
Background technique
Traditional northern heating heat dissipation of pipeline device hot water flow is controlled by thermostatic valve usually.Thermostatic valve following problem can occur when reality is used:
1) owing to being subject to the impact of water quality, thermostatic valve in use for some time, the spool knot is dirty, the usability of thermostatic valve will be affected;
2) after valve is is installed and used, find that the spool of thermostatic valve has problem.
In these cases, if the whole thermostatic valve of dismantling is very inconvenient.
Summary of the invention
One of purpose of the present invention is: when going wrong after using installation for the thermostatic valve that solves the described prior art of above-mentioned prior art, be not easy to safeguard that the defective of thermostatic valve provides a kind of thermostatic valve on-line cleaning device in the situation that do not affect the normal operation of thermostatic valve place pipeline; Two of purpose of the present invention is to provide a kind of using method of thermostatic valve on-line cleaning device.
The present invention is for solving the defective of above-mentioned prior art, a kind of thermostatic valve on-line cleaning device is provided, described thermostatic valve comprises valve seat and the spool that is fixedly mounted on the valve seat, the outer circumferential side of the joint that described valve seat is connected with spool is provided with outside thread, the mode that described spool is threaded connection is fixedly mounted on the inboard of described joint
The opening portion that described thermostatic valve on-line cleaning device comprises both ends open and two ends all closable cylindrical outer casing, be slidingly mounted on the axle in the described shell; The axial length of described axle is greater than the axial length of described shell, and described spool can be fixedly mounted on the first end of described axle; Described shell is provided with the first valve to be opened/closed, the keying of described the first valve control enclosure fluid passage.
Preferably, when described the first valve was in closed condition, described enclosure was divided into the first chamber and the second chamber by described the first valve;
The opening end of the shell that described the first chamber is corresponding is fixedly connected with joint is salable; The opening end of the shell that described the second chamber is corresponding is provided with the sealing cover that dismountable sealing is installed.
Preferably, the sealing attachment face of described sealing cover and shell is provided with the first seal groove, and described the first seal groove is positioned on described sealing cover and/or the shell, is provided with the first seal ring that is in compressive state in described the first seal groove;
Described sealing cover is provided with opening portion, and described axle passes described opening portion, and the opening portion of described sealing cover and the described tactile surface of contact that is coupling are provided with the second seal groove, are provided with the second seal ring that is in compressive state in described the second seal groove.
Preferably, the madial wall of the opening end of the shell that described the first chamber is corresponding is provided with the internal thread of the outside thread size coupling of size and described joint, described internal thread is provided with the 3rd seal groove near the outer casing inner wall of an end of described the first valve, is provided with the 3rd seal ring in described the 3rd seal groove.
Preferably, external at least one the closable Drainage pipe of the side wall of outer shell of described the second chamber, described Drainage pipe is provided with second valve.
Preferably, the external diameter of described axle is less than the internal diameter of described shell, the first end of described axle is provided with the spool extraction unit of the tubular of an end opening coaxial with it, and the second end of described axle is provided with hard-wired handle, and described spool extraction unit and described axle are structure as a whole or Split type structure.
Preferably, the end face opening of described spool extraction unit and in establish cavity, top structure and the size of described cavity inside structure and described spool match, the cavity sidewalls of described spool extraction unit has through hole, described through hole is tapped hole; Be provided with positioning screwn in the described tapped hole.
The present invention also provides a kind of using method of thermostatic valve on-line cleaning device for solving the defective of above-mentioned prior art, comprises demounting procedure and installation steps, and described demounting procedure comprises:
Step S1): spool is fixedly mounted on the first end of axle;
Step S2): with the first end of shell and valve seat fixed seal connection together;
Step S3): guarantee that Drainage pipe is in the situation that the second end of closed condition, sealing cover and described shell is sealedly and fixedly connected, and takes out described spool from valve seat;
Step S4): described spool is placed in the second chamber, close described the first valve;
Step S5): take out described spool, the spool on the first end that is fixedly mounted on described axle of dismantling;
Described installation steps comprise:
Step S6): the new spool that change on the thermostatic valve is installed on the first end of axle again;
Step S7): described new spool is delivered in the second chamber, described seal cap sealing is fixedly mounted on the second end of shell;
Step S8): guarantee to open described the first valve after described Drainage pipe is in closed condition, new spool is reinstalled on the valve seat;
Step S9): the thermostatic valve on-line cleaning instrument on the thermostatic valve of dismantling.
Preferably, described demounting procedure specifically comprises:
Step S100): the second end of pushing shaft makes its opposite shell slide along first direction, until the spool extract part of the first end of axle is in the outside of shell first end opening portion;
Step S101): the top of spool cooperated in the cavity that is installed in the spool extraction unit until the open end of described spool extraction unit contacts with spool;
Step S102): in the through hole on the cavity sidewalls of spool extraction unit positioning screwn is installed, described spool is fixedly mounted in the described spool extraction unit;
Step S200): promote described shell the second end so that the relative axle of described shell slide along first direction, until the first end of described shell touches valve seat;
Step S201): rotate described shell, so that the first end of shell is fixedly connected with the mode that valve seat is threaded connection;
Step S300): guarantee that the first valve is in the second end that second valve on opening state, the Drainage pipe is in closed condition, sealing cover and shell and is sealedly and fixedly connected;
Step S301): running shaft makes its opposite shell slide to second direction, and spool is taken out from the internal thread of the joint of valve seat;
Step S400): the axle opposite shell is slided to second direction, described spool is placed in the second chamber;
Step S401): close described the first valve;
Step S500): open the second valve on the Drainage pipe, discharge the liquid in the second chamber;
Step S501): the mode that is threaded connection of dismantling seals the sealing cover that is fixedly mounted on shell the second end;
Step S502): take out axle and spool, the spool on the spool extraction unit of the first end that is fixedly mounted on axle of dismantling.
Preferably, described installation steps specifically comprise:
Step S600): the top of new spool cooperated in the cavity that is installed in the spool extraction unit until the open end of described spool extraction unit contacts with new spool;
Step S601): in the through hole on the cavity sidewalls of spool extraction unit positioning screwn is installed, described new spool is fixedly mounted in the described spool extraction unit;
Step S700): the second end of pushing shaft is delivered to new spool in the second chamber;
Step S701): rotate described sealing cover and its mode that is threaded connection is sealed on the second end that is fixedly mounted on shell;
Step S800): guarantee to open described the first valve after second valve on the described Drainage pipe is in closed condition;
Step S801): rotatable handle makes the axle opposite shell slide along described first direction, is installed on the valve seat until the mode that new spool is threaded connection is retightened;
Step S900): rotational shell so that the relative thermostatic valve of shell slide along second direction so that the first end spiral of shell withdraws from the outside thread of valve seat;
Step S901): so that the relative axle of shell slides the described new spool until the spool extract part in the outside of the opening portion of the first end of shell, is dismantled along second direction.
The thermostatic valve on-line cleaning device of the application of the invention has following beneficial effect:
1) thermostatic valve on-line cleaning device of the present invention is by being separated into enclosure two chambers shell setting.One end of shell can be connected with valve base sealing, and the other end connects by the removable seal lid, has guaranteed the sealing when the dismounting spool.When mounted thermostatic valve goes wrong, just can under the prerequisite that does not affect the normal operation of thermostatic valve place pipeline, safeguard thermostatic valve by thermostatic valve on-line cleaning device of the present invention like this;
2) the spool extraction unit of thermostatic valve on-line cleaning device of the present invention is provided with interior shape and size and the shape at the top of the spool that needs to change and the cavity that size matches, and the sidewall of cavity is provided with for the through hole that positioning screwn is installed, like this, spool not only is to locate on the vertical plane of axle by the spool extraction unit, also by the positioning screwn location, can guarantee that the situation in the shell can not appear being stuck in spool in the process of dismounting;
3) little, the easy to operate and good seal performance of thermostatic valve on-line cleaning device volume of the present invention.
Description of drawings
Figure 1 shows that the structural representation one of the embodiment of thermostatic valve on-line cleaning device of the present invention;
Figure 2 shows that the structural representation two of the embodiment of thermostatic valve on-line cleaning device of the present invention;
Figure 3 shows that the sectional view of shell of the embodiment of thermostatic valve on-line cleaning device of the present invention;
Figure 4 shows that the sectional view of axle of the embodiment of thermostatic valve on-line cleaning device of the present invention;
Figure 5 shows that the demounting procedure sectional view one in concrete use of the embodiment of thermostatic valve on-line cleaning device of the present invention;
Figure 6 shows that the demounting procedure sectional view two in concrete use of the embodiment of thermostatic valve on-line cleaning device of the present invention;
Figure 7 shows that the demounting procedure sectional view three in concrete use of the embodiment of thermostatic valve on-line cleaning device of the present invention;
Figure 8 shows that the demounting procedure sectional view four in concrete use of the embodiment of thermostatic valve on-line cleaning device of the present invention;
Figure 9 shows that the demounting procedure sectional view five in concrete use of the embodiment of thermostatic valve on-line cleaning device of the present invention;
Figure 10 shows that the installation steps sectional view one in concrete use of the embodiment of thermostatic valve on-line cleaning device of the present invention;
Figure 11 shows that the installation steps sectional view two in concrete use of the embodiment of thermostatic valve on-line cleaning device of the present invention;
Figure 12 shows that the installation steps sectional view three in concrete use of the embodiment of thermostatic valve on-line cleaning device of the present invention;
Figure 13 shows that the installation steps sectional view four in concrete use of the embodiment of thermostatic valve on-line cleaning device of the present invention.
Embodiment
Thermostatic valve on-line cleaning device of the present invention is by being separated into enclosure two chambers shell setting.One end of shell can be connected with valve base sealing, and the other end connects by the removable seal lid, has guaranteed the sealing when the dismounting spool.When mounted thermostatic valve goes wrong, just can not affect dismounting thermostatic valve spool under the normal prerequisite of moving of thermostatic valve place pipeline by thermostatic valve on-line cleaning device of the present invention like this.Introduce in detail the present invention below in conjunction with accompanying drawing:
Such as Fig. 5-shown in Figure 14, the thermostatic valve of indication comprises valve seat 7 and the spool 8 that is fixedly mounted on the valve seat 7 in the specific embodiments of the invention, the outer circumferential side of the joint 700 that valve seat 7 is connected with spool 8 is provided with outside thread, and the mode that spool 8 is threaded connection is fixedly mounted on the inboard of joint 700.
As depicted in figs. 1 and 2, the opening portion at both ends open of the present invention and two ends all closable cylindrical outer casing 2, be slidingly mounted on the axle 3 in the shell 2.The axial length of axle 3 is greater than the axial length of shell 2.
As shown in Figure 3, shell 2 is provided with the first valve 1 to be opened/closed, and when the first valve 1 was in closed condition, shell 2 inside were divided into the first chamber 202 and the second chamber 203 by the first valve 1.
In the present embodiment, the mode that is threaded connection successively between the first housing 227, the second housing 217 and the 3rd housing 207 is fixedly connected with.Can certainly be that other is fixedly connected with mode arbitrarily, such as welding, interference fit etc.
Wherein the first housing 227 is provided with the keying that the first valve 1, the first valve 1 can be controlled the first housing 227 internal fluid channels.The sidewall that the second housing 217 connects the first housing 227 and the 3rd housing 207, the three housings 207 is provided with opening, and opening portion is connected with Drainage pipe 4 to be opened/closed.The mode that Drainage pipe 4 is threaded connection in the present embodiment is fixedly connected with the 3rd housing 207.Drainage pipe 4 is by the keying of second valve 400 its internal fluid channels of control.
In the time of actual the use if guarantee the first valve 1 between the first chamber 202 and the second chamber 203, Drainage pipe 4 is positioned at the shell of the second chamber 203.
The present embodiment housing is divided into several parts, and the mode that is threaded connection between each part is fixedly connected with.The processing technology of the shell of this scheme is simple, but the sealing of each tie point is good not as good as the shell of integrative-structure.Be the sealing of the shell that guarantees the present embodiment, seal ring can be set in the place of joint or easily occur the place welding of leak source at joint.
Preferably, such as Fig. 5-shown in Figure 14, the opening end of the shell 2 of the second chamber 203 correspondences is provided with the sealing cover 5 that dismountable sealing is installed.The opening end of the shell 2 of the first chamber 202 correspondences and joint 700 salable being fixedly connected with.
In the present embodiment, sealing cover 5 is fixedly connected with the mode that shell 2 is threaded connection.The sealing attachment face of sealing cover 5 and shell 2 is provided with the first seal groove 501, the first seal grooves 501 and is positioned on sealing cover 5 and/or the shell 2, is provided with the first seal ring 511 that is in compressive state in the first seal groove 501.In the present embodiment, the first seal groove 501 is positioned on the sealing cover.Both can be on sealing cover in the time of implementation, can on shell, can also be that corresponding position arranges respectively groove on shell and the sealing cover also, the first seal groove 501 that forms after the installation.The particular location of the first seal groove 501 is not limit, and needs only the installation surface of contact at sealing cover 5 and shell, so just can play the effect of sealing.
Preferably, sealing cover 5 is provided with opening portion, and axle 2 passes opening portion, and the surface of contact that the opening portion of sealing cover 2 contacts with axle 2 is provided with in the second seal groove 500, the second seal grooves 500 and is provided with the second seal ring 510 that is in compressive state.Arranging of the second seal ring 510 played seal action to the surface of contact between axle and the sealing cover.
The madial wall of the opening end of the shell 2 of the first chamber 202 correspondences is provided with the internal thread of the outside thread size coupling of size and joint 700, the outer casing inner wall of one end of close the first valve 1 of internal thread is provided with in the 3rd seal groove 201, the three seal grooves 201 and is provided with the 3rd seal ring 211.Arranging of the 3rd seal ring 211 played the effect that seals to the surface of contact between shell and the valve seat.
Preferably, as shown in Figure 3, external at least one the closable Drainage pipe 4 of the side wall of outer shell of the second chamber 203, Drainage pipe 4 is provided with second valve 400.
As shown in Figure 4, the external diameter of axle 3 is less than the internal diameter of shell 2, the first end of axle 3 is provided with the spool extraction unit 300 of the tubular of an end opening coaxial with it, and the second end of axle 3 is provided with hard-wired handle 6, and spool extraction unit 300 is structure as a whole or Split type structure with axle 3.Spool extraction unit 300 is structure as a whole or Split type structure with axle 3, is structure as a whole in the present embodiment, also can be Split type structure in the time of actual the use, spool extraction unit 300 is fixedly mounted on the axle 3 get final product.
Preferably, such as Fig. 4-shown in Figure 14, the end face opening of spool extraction unit 300 and in establish cavity 301, top structure and the size of cavity 301 internal structures and spool 8 match, the cavity sidewalls of spool extraction unit 300 has through hole 302, through hole 302 is tapped hole; Be provided with positioning screwn 303 in the tapped hole.In concrete the use, after the top of spool 8 enters cavity 301 fully, in through hole 302, load onto positioning screwn, spool 8 can be fixedly mounted on the spool extraction unit 300.Like this, in operating process, can not come off or position skew causes spool 8 to be stuck in the shell because of spool 8.
The using method of above-mentioned thermostatic valve on-line cleaning device comprises demounting procedure and installation steps.
Such as Fig. 5-shown in Figure 9, demounting procedure comprises:
Step S1): spool 8 is fixedly mounted on the first end of axle 3;
Step S2): with the first end of shell 2 and valve seat 7 fixed seal connections together;
Step S3): guarantee that Drainage pipe 4 is in the situation that the second end of closed condition, sealing cover 5 and shell 2 is sealedly and fixedly connected, and takes out spool 8 from valve seat 7;
Step S4): spool 8 is placed in the second chamber 203, close the first valve 1;
Step S5): take out spool 8, the spool 8 on the first end that is fixedly mounted on axle 3 of dismantling.
Preferably, demounting procedure specifically comprises:
Step S100): the second end of pushing shaft 3 makes its opposite shell 2 slide along first direction 900, until the spool extraction unit 300 of the first end of axle 3 is positioned at the outside of shell 2 first end opening portions;
Step S101): the top of spool 8 cooperated in the cavity 301 that is installed in spool extraction unit 300 until the open end of spool extraction unit 300 contacts with spool 8;
Step S102): positioning screwn 303 is installed in the through hole 302 on the cavity sidewalls of spool extraction unit 300, spool 8 is fixedly mounted in the spool extraction unit 300;
Step S200): promote shell 2 the second end so that shell 2 relative axles 3 along first direction 900 slips, until the first end of shell 2 touches valve seat 7;
Step S201): rotational shell 2, so that the first end of shell 2 is fixedly connected with the mode that valve seat 7 is threaded connection;
Step S300): guarantee that the first valve 1 is in that second valve 400 on opening state, the Drainage pipe 4 is in closed condition, sealing cover 5 is sealedly and fixedly connected with the second end of shell 2;
Step S301): running shaft 3 makes its opposite shell 2 slide to second direction 901, and spool 8 is taken out from the internal thread of the joint 700 of valve seat 7;
Step S400): axle 3 opposite shell 2 are slided to second direction 901, spool 8 is placed in the second chamber 203;
Step S401): close the first valve 1;
Step S500): open the second valve 400 on the Drainage pipe 4, discharge the liquid in the second chamber 203;
Step S501): the mode that is threaded connection of dismantling seals the sealing cover 5 that is fixedly mounted on shell 2 second ends;
Step S502): take out axle 3 and spool 8, the spool 8 on the spool extraction unit 300 of the first end that is fixedly mounted on axle 3 of dismantling.
Installation steps in the time of the concrete use of thermostatic valve on-line cleaning device comprise:
Step S6): the new spool 800 that change on the thermostatic valve is installed on the first end of axle 3 again;
Step S7): new spool 800 is delivered in the second chamber 203, sealing cover 5 sealings are fixedly mounted on the second end of shell 2;
Step S8): guarantee to open the first valve 1 after Drainage pipe 4 is in closed condition, new spool 800 is reinstalled on the valve seat 7;
Step S9): the thermostatic valve on-line cleaning instrument on the thermostatic valve of dismantling.
Preferably, installation steps specifically comprise:
Step S600): the top of new spool 800 cooperated in the cavity 301 that is installed in spool extraction unit 300 until the open end of spool extraction unit 300 contacts with new spool 800;
Step S601): positioning screwn 303 is installed in the through hole 302 on the cavity sidewalls of spool extraction unit 300, new spool 8 is fixedly mounted in the spool extraction unit 300;
Step S700): the second end of pushing shaft 3 is delivered to new spool 800 in the second chamber 203;
Step S701): rotary seal lid 5 seals its mode that is threaded connection on the second end that is fixedly mounted on shell 2;
Step S800): guarantee to open the first valve 1 after second valve 400 on the Drainage pipe 4 is in closed condition;
Step S801): rotatable handle 6 makes axle 3 opposite shell 2 slide along first direction 900, is installed on the valve seat 7 until the mode that new spool 800 is threaded connection is retightened;
Step S900): rotational shell 2 so that shell 2 relative thermostatic valves slide along second direction 901 so that the first end spiral of shell 2 withdraws from the outside thread of valve seat 7;
Step S901): so that shell 2 relative axles 3 slide along second direction 901, until spool extraction unit 300 is positioned at the outside of opening portion of the first end of shell 2, the new spool 800 of dismantling.
Should be noted that at last: above embodiment only be used for explanation the present invention and and unrestricted technological scheme described in the invention, therefore, although this specification has been described in detail the present invention with reference to the above embodiments, but, those of ordinary skill in the art should be appreciated that the inventor herein still can make amendment or is equal to replacement the present invention; And all do not break away from technological scheme and the improvement thereof of the spirit and scope of the present invention, and it all should be encompassed in the claim scope of the present invention.
Claims (10)
1. thermostatic valve on-line cleaning device, described thermostatic valve comprises valve seat (7) and is fixedly mounted on spool (8) on the valve seat (7), the outer circumferential side of the joint (700) that described valve seat (7) is connected with spool (8) is provided with outside thread, the mode that described spool (8) is threaded connection is fixedly mounted on the inboard of described joint (700), it is characterized in that
The opening portion that described thermostatic valve on-line cleaning device comprises both ends open and two ends all closable cylindrical outer casing (2), be slidingly mounted on the axle (3) in the described shell (2); The axial length of described axle (3) is greater than the axial length of described shell (2), and described spool can be fixedly mounted on the first end of described axle (3); Described shell (2) is provided with the first valve to be opened/closed (1), the keying of described the first valve (1) control shell (2) internal fluid channels.
2. thermostatic valve on-line cleaning device according to claim 1 is characterized in that, described the first valve (1) is when being in closed condition, and described shell (2) is inner to be divided into the first chamber (202) and the second chamber (203) by described the first valve (1);
The opening end and salable being fixedly connected with of joint (700) of the shell (2) that described the first chamber (202) is corresponding; The opening end of the shell (2) that described the second chamber (203) is corresponding is provided with the sealing cover (5) that dismountable sealing is installed.
3. thermostatic valve on-line cleaning device according to claim 2, it is characterized in that, described sealing cover (5) is provided with the first seal groove (501) with the sealing attachment face of shell (2), described the first seal groove (501) is positioned on described sealing cover (5) and/or the shell (2), is provided with the first seal ring (511) that is in compressive state in described the first seal groove (501);
Described sealing cover (5) is provided with opening portion, described axle (2) passes described opening portion, the surface of contact that the opening portion of described sealing cover (2) contacts with described axle (2) is provided with the second seal groove (500), is provided with the second seal ring (510) that is in compressive state in described the second seal groove (500).
4. thermostatic valve on-line cleaning device according to claim 2, it is characterized in that, the madial wall of the opening end of the shell (2) that described the first chamber (202) is corresponding is provided with the internal thread of the outside thread size coupling of size and described joint (700), described internal thread is provided with the 3rd seal groove (201) near the outer casing inner wall of an end of described the first valve (1), is provided with the 3rd seal ring (211) in described the 3rd seal groove (201).
5. each described thermostatic valve on-line cleaning device according to claim 2-4, it is characterized in that, external at least one the closable Drainage pipe (4) of the side wall of outer shell of described the second chamber (203), described Drainage pipe (4) is provided with second valve (400).
6. each described thermostatic valve on-line cleaning device according to claim 1-5, it is characterized in that, the external diameter of described axle (3) is less than the internal diameter of described shell (2), the first end of described axle (3) is provided with the spool extraction unit (300) of the tubular of an end opening coaxial with it, the second end of described axle (3) is provided with hard-wired handle (6), and described spool extraction unit (300) is structure as a whole or Split type structure with described axle (3).
7. thermostatic valve on-line cleaning device according to claim 6, it is characterized in that, the end face opening of described spool extraction unit (300) and in establish cavity (301), top structure and the size of described cavity (301) internal structure and described spool (8) match, the cavity sidewalls of described spool extraction unit (300) has through hole (302), and described through hole (302) is tapped hole; Be provided with positioning screwn (303) in the described tapped hole.
8. the using method of a thermostatic valve on-line cleaning device is characterized in that, comprises demounting procedure and installation steps, and described demounting procedure comprises:
S1: spool (8) is fixedly mounted on the first end of axle (3);
S2: with the first end of shell (2) and valve seat (7) fixed seal connection together;
S3: guarantee that Drainage pipe (4) is in the situation that the second end of closed condition, sealing cover (5) and described shell (2) is sealedly and fixedly connected, and takes out described spool (8) from valve seat (7);
S4: described spool (8) is placed in the second chamber (203), close described the first valve (1);
S5: take out described spool (8), the spool (8) on the first end that is fixedly mounted on described axle (3) of dismantling;
Described installation steps comprise:
S6: the new spool (800) that change on the thermostatic valve is installed on the first end of axle (3) again;
S7: described new spool (800) is delivered in the second chamber (203), described sealing cover (5) sealing is fixedly mounted on the second end of shell (2);
S8: guarantee to open described the first valve (1) after described Drainage pipe (4) is in closed condition, new spool (800) is reinstalled on the valve seat (7);
S9: the thermostatic valve on-line cleaning instrument on the thermostatic valve of dismantling.
9. the using method of thermostatic valve on-line cleaning device according to claim 8 is characterized in that, described demounting procedure specifically comprises:
S100: the second end of pushing shaft (3) makes its opposite shell (2) slide along first direction (900), until the spool extraction unit (300) of the first end of axle (3) is positioned at the outside of shell (2) first end opening portion;
S101: the top of spool (8) cooperated in the cavity (301) that is installed in spool extraction unit (300) until the open end of described spool extraction unit (300) contacts with spool (8);
S102: positioning screwn (303) is installed in the through hole on the cavity sidewalls of spool extraction unit (300) (302), described spool (8) is fixedly mounted in the described spool extraction unit (300);
S200: promote described shell (2) the second end so that described shell (2) relatively axle (3) slide along first direction (900), until the first end of described shell (2) touches valve seat (7);
S201: rotate described shell (2), so that the first end of shell (2) is fixedly connected with the mode that valve seat (7) is threaded connection;
S300: guarantee that the first valve (1) is in that second valve (400) on opening state, the Drainage pipe (4) is in closed condition, sealing cover (5) is sealedly and fixedly connected with the second end of shell (2);
S301: running shaft (3) makes its opposite shell (2) slide to second direction (901), and spool (8) is taken out from the internal thread of the joint (700) of valve seat (7);
S400: axle (3) opposite shell (2) is slided to second direction (901), described spool (8) is placed in the second chamber (203);
S401: close described the first valve (1);
S500: open the second valve (400) on the Drainage pipe (4), discharge the liquid in the second chamber (203);
S501: the mode that is threaded connection of dismantling seals the sealing cover (5) that is fixedly mounted on shell (2) second ends;
S502: take out axle (3) and spool (8), the spool (8) on the spool extraction unit (300) of the first end that is fixedly mounted on axle (3) of dismantling.
10. according to claim 8 or the using method of 9 described thermostatic valve on-line cleaning devices, it is characterized in that, described installation steps specifically comprise:
S600: the top of new spool (800) cooperated in the cavity (301) that is installed in spool extraction unit (300) until the open end of described spool extraction unit (300) contacts with new spool (800);
S601: positioning screwn (303) is installed in the through hole on the cavity sidewalls of spool extraction unit (300) (302), described new spool (8) is fixedly mounted in the described spool extraction unit (300);
S700: the second end of pushing shaft (3) is delivered to new spool (800) in the second chamber (203);
S701: rotate described sealing cover (5) and its mode that is threaded connection is sealed on the second end that is fixedly mounted on shell (2);
S800: guarantee to open described the first valve (1) after second valve (400) on the described Drainage pipe (4) is in closed condition;
S801: rotatable handle (6) makes axle (3) opposite shell (2) slide along described first direction (900), is installed on the valve seat (7) until the mode that new spool (800) is threaded connection is retightened;
S900: rotational shell (2) so that shell (2) relatively thermostatic valve slide along second direction (901) so that the first end spiral of shell (2) withdraws from the outside thread of valve seat (7);
S901: so that shell (2) relatively axle (3) slide along second direction (901), until spool extraction unit (300) is positioned at the outside of opening portion of the first end of shell (2), the described new spool (800) of dismantling.
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| CN201110214851.2A CN102900889B (en) | 2011-07-29 | 2011-07-29 | A kind of on-line cleaning device of constant-temperaturevalve valve and using method thereof |
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| CN201110214851.2A CN102900889B (en) | 2011-07-29 | 2011-07-29 | A kind of on-line cleaning device of constant-temperaturevalve valve and using method thereof |
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| CN102900889B CN102900889B (en) | 2016-08-03 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108397566A (en) * | 2018-06-04 | 2018-08-14 | 贵阳锐航智能科技有限公司 | A kind of sewage disposal valving being convenient to clean repair |
| CN110877321A (en) * | 2018-09-06 | 2020-03-13 | 香港中华煤气有限公司 | Device for mounting valve and method thereof |
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| US6491057B1 (en) * | 2000-03-31 | 2002-12-10 | Ingersoll-Rand Company | Method and device for installing an air tap onto a pressurized air pipe |
| CN201269358Y (en) * | 2008-10-16 | 2009-07-08 | 北京航天石化技术装备工程公司 | On-line examining and on-line regulating pump protection valve |
| CN201810827U (en) * | 2010-10-09 | 2011-04-27 | 宁波埃美柯铜阀门有限公司 | Multifunctional filtering ball valve |
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| US5623962A (en) * | 1995-11-03 | 1997-04-29 | Dresser Industries | Pressure relief valve |
| CN2420480Y (en) * | 2000-02-28 | 2001-02-21 | 四川石油管理局 | Replacing device for gate valve |
| US6491057B1 (en) * | 2000-03-31 | 2002-12-10 | Ingersoll-Rand Company | Method and device for installing an air tap onto a pressurized air pipe |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108397566A (en) * | 2018-06-04 | 2018-08-14 | 贵阳锐航智能科技有限公司 | A kind of sewage disposal valving being convenient to clean repair |
| CN110877321A (en) * | 2018-09-06 | 2020-03-13 | 香港中华煤气有限公司 | Device for mounting valve and method thereof |
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| Publication number | Publication date |
|---|---|
| CN102900889B (en) | 2016-08-03 |
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