CN217301795U - Auxiliary opening device for emergency drainage pneumatic valve - Google Patents
Auxiliary opening device for emergency drainage pneumatic valve Download PDFInfo
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- CN217301795U CN217301795U CN202221039783.0U CN202221039783U CN217301795U CN 217301795 U CN217301795 U CN 217301795U CN 202221039783 U CN202221039783 U CN 202221039783U CN 217301795 U CN217301795 U CN 217301795U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The utility model relates to an auxiliary opening device for an emergency drainage pneumatic valve, which comprises a base body and a supporting piece, wherein the base body is provided with a first mounting hole, a second mounting hole and a third mounting hole at intervals in the same direction, and the second mounting hole and the third mounting hole are respectively positioned at two sides of the first mounting hole; the first mounting hole is used for installing the valve rod of the emergency hydrophobic pneumatic valve, the second mounting hole and the third mounting hole are respectively used for installing the supporting piece, and the supporting piece is used for abutting against the packing gland bolt of the emergency hydrophobic pneumatic valve and can move relative to the packing gland bolt so as to drive the base body to drive the valve rod to move towards the direction away from the emergency hydrophobic pneumatic valve. When the valve of the emergency drainage pneumatic valve can not be normally opened, the supporting and ejecting piece can be used for moving towards the packing gland bolt. The acting force of the supporting and ejecting part enables the base body to drive the valve rod and further drive the valve core to move towards the direction far away from the emergency drainage pneumatic valve, and therefore auxiliary opening of the valve is achieved.
Description
Technical Field
The disclosure relates to the field of emergency hydrophobic pneumatic valve auxiliary tools, in particular to an auxiliary opening device for an emergency hydrophobic pneumatic valve.
Background
In the operation process of a thermal power station system, when a unit is started or stopped or normal drainage fails, emergency drainage should be performed to prevent steam turbine water impact accidents. The critical hydrophobic pneumatic valve is one of main devices applied to the critical hydrophobic process. In the actual production process, because the medium pressure difference between two sides of the critical hydrophobic pneumatic valve is large, when the opening force of the pneumatic valve is not enough to overcome the pressure difference, the valve is easy to be blocked and cannot be opened in time.
At present, tools such as a crowbar and a crowbar are often adopted to pry the valve rod, so that a valve core connected with the valve rod is loosened to open the valve. However, this prying method does not have a good force application point and is prone to damage to the valve stem or the packing seal cover during prying. In addition, because a plurality of devices exist in the operation field, the operation space is limited, and the prying operation is inconvenient. In addition, if the operator exerts uneven force or over-forceful force, the crowbar or crowbar is easy to slide off, and safety accidents are easily caused.
SUMMERY OF THE UTILITY MODEL
The invention aims to provide an auxiliary opening device for a critical hydrophobic pneumatic valve, which is used for assisting the valve opening of the critical hydrophobic pneumatic valve.
In order to achieve the above object, the present disclosure provides an auxiliary opening device for a critical hydrophobic pneumatic valve, the auxiliary opening device including a base and a supporting member, the base being provided with a first mounting hole, a second mounting hole and a third mounting hole at an interval, the first mounting hole, the second mounting hole and the third mounting hole being in the same direction, and the second mounting hole and the third mounting hole being located on two sides of the first mounting hole respectively; first mounting hole is used for installing the valve rod of the hydrophobic pneumatic valve of emergency, the second mounting hole with the third mounting hole is used for the installation respectively prop the piece, prop the piece be used for with the gland bolt of the hydrophobic pneumatic valve of emergency supports and can for the gland bolt removes, in order to drive the base member drives the valve rod orientation is kept away from the direction of the hydrophobic pneumatic valve of emergency removes.
Optionally, the base body comprises a first block and a second block which are mutually spliced, a first half hole is formed in the first block, a second half hole is formed in the second block, the first half hole and the second half hole can jointly form the first mounting hole when the first block and the second block are mutually spliced, and the fixing piece is used for unlocking and locking the first block and the second block in a spliced state; the second mounting hole is formed on the first block, and the third mounting hole is formed on the second block.
Optionally, the first block body includes a first section and a second section that are connected to each other, the first section protrudes from the second section, and the first section and the second section form an L shape; the second block body comprises a third section and a fourth section which are connected with each other, the third section protrudes out of the fourth section, and the third section and the fourth section form an L shape; the first half-hole is formed on the first section, and the second half-hole is formed on the third section.
Optionally, the fixing member includes a first fixing bolt and a second fixing bolt, a first bolt mounting hole and a second bolt mounting hole are formed in the base, the axes of the first bolt mounting hole and the second bolt mounting hole are perpendicular to the axis of the first bolt mounting hole, a part of the first bolt mounting hole is formed in the first block, another part of the first bolt mounting hole is formed in the second block, a part of the second bolt mounting hole is formed in the first block, and another part of the second bolt mounting hole is formed in the second block; the first fixing bolt and the second fixing bolt are respectively arranged in the first bolt mounting hole and the second mounting hole in a penetrating mode, so that the first block body and the second block body can be locked in a splicing state.
Optionally, the first bolt mounting hole and the second bolt mounting hole are both formed as through holes; the first bolt mounting hole is located between the first half hole and the second mounting hole, the second bolt mounting hole is located between the second half hole and the third mounting hole, the distance between the first bolt mounting hole and the first half hole is equal to the distance between the second bolt mounting hole and the second half hole.
Optionally, the first bolt mounting hole includes a first threaded section and a first receiving section formed at one end of the first threaded section, the second bolt mounting hole includes a second threaded section and a second receiving section formed at one end of the second threaded section, the size of the first receiving section is larger than that of the first threaded section, the size of the second receiving section is larger than that of the second threaded section, the first receiving section is used for receiving the head of the first fixing bolt, the second receiving section is used for receiving the head of the second fixing bolt, the first receiving section is located on the first block, and the second receiving section is located on the second block.
Optionally, the first mounting hole is formed as a threaded through hole.
Optionally, the abutment member comprises two abutment bolts, each of which comprises a screw section and a head section at one end of the screw section; the screw sections of the two supporting bolts are respectively in threaded connection with the second mounting hole and the third mounting hole, and the head sections of the two supporting bolts are used for abutting against the packing gland bolt.
Optionally, the first mounting hole, the second mounting hole and the third mounting hole are disposed on the same straight line, and a distance from the second mounting hole to the first mounting hole is equal to a distance from the third mounting hole to the second mounting hole.
Optionally, the base is formed as a rectangular parallelepiped, and the first mounting hole, the second mounting hole and the third mounting hole are arranged at intervals along a length direction of the rectangular parallelepiped.
Through above-mentioned technical scheme, the base member can be fixed with the valve rod through first mounting hole, and the propping piece is installed in second mounting hole and the third mounting hole on the base member to, prop the propping piece and support with the gland bolt of the hydrophobic pneumatic valve of emergency. Therefore, when the valve of the emergency drainage pneumatic valve cannot be normally opened, the supporting and ejecting piece can be used for moving towards the packing gland bolt. Because the gland bolt is fixed on whole equipment, the effort of propping the piece will make the base member drive the valve rod and move towards the direction of keeping away from the hydrophobic pneumatic valve of emergency, and the valve rod also can drive the case and move towards the direction of keeping away from the hydrophobic pneumatic valve of emergency to the realization is opened to the assistance of valve.
It will be appreciated that the auxiliary opening device of the present disclosure utilizes a gland bolt having a strong load bearing capacity as a point of attack and a fulcrum as an actuating member. Compared with the existing prying scheme, the auxiliary opening device disclosed by the invention cannot damage the valve rod or the packing sealing cover. Moreover, the auxiliary opening device is directly arranged on the valve rod, so that the problem that the device is stressed to fall off can be avoided, safety accidents caused by falling off of the device can be avoided, and the operation safety of operators can be ensured.
Additional features and advantages of the disclosure will be set forth in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure without limiting the disclosure. In the drawings:
fig. 1 is a schematic structural view of an auxiliary opening device provided in an exemplary embodiment of the present disclosure, wherein a first block and a second block are in a split state;
fig. 2 is a schematic structural view of an auxiliary opening device provided in an exemplary embodiment of the present disclosure, wherein a first block and a second block are in a separated state;
fig. 3 is a schematic structural view of an auxiliary opening device provided in an exemplary embodiment of the present disclosure, in which a supporting member is separated from a base body;
FIG. 4 is a schematic view of an auxiliary opening device provided in an exemplary embodiment of the present disclosure mounted on a valve stem of a critical hydrophobic pneumatic valve;
fig. 5 is a schematic view of an auxiliary opening device according to an exemplary embodiment of the present disclosure installed on a valve stem of a critical hydrophobic pneumatic valve with an extended jacking bolt.
Description of the reference numerals
1-a substrate; 11-a first mounting hole; 111-first half-well; 112-second half-hole; 12-a second mounting hole; 13-a third mounting hole; 14-a first block; 141-first stage; 142-a second segment; 15-a second block; 151-third section; 152-fourth section; 16-a fixing member; 161-a first fixing bolt; 162-a second fixing bolt; 17-a first bolt mounting hole; 171-a first thread segment; 172-a first containment section; 18-a second bolt mounting hole; 181-a second thread segment; 182-a second containment section; 2-a top piece; 21-anchor bolt; 211-a screw section; 212-a head section; 3-critical hydrophobic pneumatic valve; 31-a valve stem; 32-gland bolt.
Detailed Description
The following detailed description of specific embodiments of the present disclosure is provided in connection with the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.
In the present disclosure, terms such as "first", "second", "third", and "fourth" are used merely to distinguish one element from another, and are not sequential or important.
As shown in fig. 1 to 5, the present disclosure provides an auxiliary opening device for a critical hydrophobic pneumatic valve 3, which includes a base 1 and a supporting member 2, wherein the base 1 is provided with a first mounting hole 11, a second mounting hole 12 and a third mounting hole 13 at intervals in the same direction, and the second mounting hole 12 and the third mounting hole 13 are respectively located at two sides of the first mounting hole 11; first mounting hole 11 is used for installing valve rod 31 of critical hydrophobic pneumatic valve 3, and second mounting hole 12 and third mounting hole 13 are used for installing respectively prop 2, prop 2 and be used for supporting with the gland bolt 32 of critical hydrophobic pneumatic valve 3 and can remove for gland bolt 32 to can drive base member 1 and drive the direction removal of valve rod 31 orientation keeping away from critical hydrophobic pneumatic valve 3.
Through the technical scheme, the base body 1 can be fixed with the valve rod 31 through the first mounting hole 11, the supporting and ejecting piece 2 is mounted in the second mounting hole 12 and the third mounting hole 13 on the base body 1, and the supporting and ejecting piece 2 abuts against the packing gland bolt 32 of the emergency hydrophobic air-operated valve 3. In this way, when the valve of the emergency drain pneumatic valve 3 cannot be normally opened, the support member 2 can be moved toward the packing gland bolt 32. Because the gland bolt 32 is fixed on whole equipment, the effort of propping up top 2 will make base member 1 drive valve rod 31 towards the direction of keeping away from critical hydrophobic pneumatic valve 3 and remove, and valve rod 31 also can drive the case towards the direction of keeping away from critical hydrophobic pneumatic valve 3 and remove to the realization is opened to the assistance of valve.
It will be appreciated that the auxiliary opening device of the present disclosure utilizes the gland bolt 32 having a strong load bearing capacity as a point of attack and the anvil 2 as an acting member. The auxiliary opening device of the present disclosure does not cause damage to the valve stem 31 or packing gland relative to prior prying solutions. Moreover, as the auxiliary opening device is directly arranged on the valve rod 31, the problem that the device is stressed to fall off can not exist, safety accidents caused by the falling off of the device can not happen, and the operation safety of operators can be ensured.
The working principle or working process of the technical scheme disclosed by the disclosure is as follows: the acting force of the supporting and ejecting part 2 enables the base body 1 to drive the valve rod 31 to move towards the direction far away from the emergency drainage pneumatic valve 3, the valve rod 31 drives the valve core to move, the valve core is separated from the sealing surface of the valve seat, the medium pressure difference on two sides of the valve is destroyed, and the valve can be opened normally by means of a pneumatic device.
In order to facilitate the mounting of the base body 1 on the valve rod 31. In an exemplary embodiment of the present disclosure, as shown in fig. 1 and 2, the base body 1 of the present disclosure may include a first block 14 and a second block 15, which are coupled to each other, and a fixing member 16. Wherein, be formed with first half hole 111 on the first block 14, be formed with second half hole 112 on the second block 15, first half hole 111 and second half hole 112 can constitute first mounting hole 11 jointly when first block 14 and second block 15 are amalgamated each other. The fastener 16 is used to releasably lock the first block 14 and the second block 15 in the mated state. Wherein the second mounting hole 12 is formed on the first block 14 and the third mounting hole 13 is formed on the second block 15.
Thus, when the base 1 is installed, the first half-hole 111 of the first block 14 and the second half-hole 112 of the second block 15 can be aligned with the thread of the valve rod 31, then the first block 14 and the second block 15 can be spliced together, and then the first block 14 and the second block 15 can be locked in the spliced state by the fixing member 16. Through base member 1 of this kind of structural style, not only can make base member 1 install or dismantle more conveniently, when certain block damaged moreover, only need correspond change this block can, need not to change whole base member 1, can play resources are saved's effect.
The shape of the first block 14 and the second block 15 of the present disclosure have various embodiments. For example, in one exemplary embodiment, as shown in fig. 1 and 2. The first block 14 of the present disclosure may include a first section 141 and a second section 142 connected to each other, the first section 141 protrudes from the second section 142, and the first section 141 and the second section 142 form an L shape. The second block 15 includes a third segment 151 and a fourth segment 152 connected to each other, the third segment 151 protrudes from the fourth segment 152, and the third segment 151 and the fourth segment 152 form an L shape. The first half-hole 111 is formed on the first section 141 and the second half-hole 112 is formed on the third section 151. On the one hand, the first block 14 and the second block 15 in the shape of L can be conveniently spliced into the base body 1, so that the base body 1 can be more conveniently mounted and dismounted. On the other hand, the first block 14 and the second block 15 are both L-shaped, and the shapes have high similarity, that is, the production and the manufacture can be completed by one die, and the production cost can be saved.
It is understood that the first section 141 and the second section 142, and the third section 151 and the fourth section 152 in the above embodiments may be integrally formed by using the same material. The same material is adopted, so that the structural strength of the first block body 14 and the structural strength of the second block body 15 are not greatly different, the weak point of local stress does not exist, and the processing and the production are facilitated.
In another embodiment of the present disclosure, the first block 14 and the second block 15 may be formed in a C shape, the first half hole 111 and the second half hole 112 are formed in an inner concave section of the C shape, and when the first block 14 and the second block 15 are combined with each other, the first half hole 111 and the second half hole 112 together constitute the second mounting hole 12. In this way, a quick mounting and dismounting of the base body 1 can also be achieved.
The fastener 16 of the present disclosure has a variety of embodiments. For example, in one exemplary embodiment, as shown in fig. 2, the fixing member 16 of the present disclosure may include a first fixing bolt 161 and a second fixing bolt 162. The base 1 is formed with a first bolt mounting hole 17 and a second bolt mounting hole 18. The axes of the first bolt mounting hole 17 and the second bolt mounting hole 18 are perpendicular to the axis of the first mounting hole 11. A part of the first bolt mounting hole 17 is formed on the first block 14, and another part of the first bolt mounting hole 17 is formed on the second block 15. A part of the second bolt mounting hole 18 is formed on the first block 14, and another part of the second bolt mounting hole 18 is formed on the second block 15. The first fixing bolt 161 and the second fixing bolt 162 are respectively inserted into the first bolt mounting hole 17 and the second mounting hole 12 to be able to lock the first block 14 and the second block 15 in a state of being fitted. On the one hand, the use of the fixing member 16 in the form of a bolt can reduce the manufacturing cost of the entire auxiliary opening device because the bolt material is easily available and the manufacturing cost is low. On the other hand, the fixing member 16 in the form of a bolt not only has a good fastening effect, but also is easy to remove and replace.
In another embodiment of the present disclosure, the fastener 16 of the present disclosure may also be provided as a carabineer. The shackle may include a ring body for fitting over the split base 1 and maintaining the base 1 in the split state, and a lock body provided on the ring body and for unlockably locking the ring body. In this way, locking of the state of split of the base body 1 can also be achieved.
To enhance the stabilizing effect of the first and second fixing bolts 161 and 162. In an exemplary embodiment of the present disclosure, as shown in fig. 2, the first bolt mounting hole 17 and the second bolt mounting hole 18 of the present disclosure may each be formed as a through hole. The first bolt mounting hole 17 is located between the first half hole 111 and the second bolt mounting hole 18, the second bolt mounting hole 18 is located between the second half hole 112 and the third mounting hole 13, and a distance between the first bolt mounting hole 17 and the first half hole 111 is equal to a distance between the second bolt mounting hole 18 and the second half hole 112. Since the distance from the first bolt mounting hole 17 to the first half hole 111 is equal to the distance from the second bolt mounting hole 18 to the second half hole 112, the distance from the first fixing bolt 161 mounted in the first bolt mounting hole 17 to the valve stem 31 is equal to the distance from the second fixing bolt 162 mounted in the second bolt mounting hole 18 to the valve stem 31. In this way, when the supporting top 2 acts, the first fixing bolt 161 and the second fixing bolt 162 can provide the same direction and magnitude of fastening force to the base 1, so that the force stability of the base 1 is better.
To reduce the influence of the mounting fixtures 16 on the weight distribution of the base body 1. In an exemplary embodiment of the present disclosure, as shown in fig. 2, the first bolt mounting hole 17 includes a first threaded section 171 and a first receiving section 172 formed at one end of the first threaded section 171, the second bolt mounting hole 18 includes a second threaded section 181 and a second receiving section 182 formed at one end of the second threaded section 181, the first receiving section 172 has a size larger than that of the first threaded section 171, the second receiving section 182 has a size larger than that of the second threaded section 181, the first receiving section 172 is configured to receive a head of the first fixing bolt 161, the second receiving section 182 is configured to receive a head of the second fixing bolt 162, the first receiving section 172 is located on the first block 14, and the second receiving section 182 is located on the second block 15. In this way, the first receiving section 172 can receive the head of the first fixing bolt 161, and the second receiving section 182 can receive the head of the second fixing bolt 162, so that the bolts can be screwed into the outline of the base body 1, and the integrity of the auxiliary opening device of the present disclosure is better. In addition, because first fixing bolt 161 and second fixing bolt 162 have been screwed into base member 1, can reduce the influence that causes because installation mounting 16 to base member 1 weight distribution, and then just also can improve the atress effect of base member 1 in the ejecting process of propping up piece 2 better, that is to say can improve the stable effect of base member 1 in the ejecting process of propping up piece 2.
The first mounting hole 11 of the present disclosure has various embodiments. For example, in an exemplary embodiment of the present disclosure, as shown in fig. 3 to 5, the first mounting hole 11 of the present disclosure may be formed as a threaded through-hole. So, can judge whether valve rod 31 and base member 1 are installed in place through the length that valve rod 31 stretches out first mounting hole 11 on the one hand, be convenient for the snap judgments valve rod 31 and base member 1 be connected firmly. On the other hand, the valve rod 31 and the first mounting hole 11 can have longer fixed length, and the connection strength of the base body 1 and the valve rod 31 is improved. On the other hand, the distance between the supporting and jacking member 2 and the packing gland bolt 32 can be reduced, that is, the force application distance of the supporting and jacking member 2 is reduced, so that the supporting and jacking member 2 can exert supporting and jacking force more quickly, and the labor intensity of operating personnel for operating the supporting and jacking member 2 can be reduced to a certain extent.
In another embodiment of the present disclosure, the first mounting hole 11 may also be formed as a blind hole. In this way, the mounting effect on the valve rod 31 can also be achieved.
To improve the ease of operation of the headpiece 2. In an exemplary embodiment of the present disclosure, as shown in fig. 3 to 5, the roof member 2 of the present disclosure may include two roof bolts 21. Each of the jack bolts 21 includes a screw section 211 and a head section 212 at one end of the screw section 211. The screw sections 211 of the two supporting bolts 21 are respectively in threaded connection with the second mounting hole 12 and the third mounting hole 13, and the head sections 212 of the two supporting bolts 21 are both used for abutting against the packing gland bolt 32. The use of the bolt-like roof support 2 makes it possible, on the one hand, to reduce the overall cost of the auxiliary opening device. On the other hand, the abutment member 2 can be made easier for the operator to handle.
When the supporting top piece 2 in the form of the supporting top bolt 21 is adopted, the working process or working principle of the supporting top piece 2 of the present disclosure is as follows: the screw section 211 of one of the jack bolts 21 is mounted in the second mounting hole 12, the screw section 211 of the other of the jack bolts 21 is mounted in the third mounting hole 13, and the head sections 212 of the two jack bolts 21 respectively abut against the packing gland bolts 32. So, when the pneumatic valve is opened in the needs are supplementary, utilize the spanner symmetry to apply and twist two anchor bolts 21, make two anchor bolts 21 simultaneously or screw out base member 1 in turn, because anchor bolt 21 supports with gland bolt 32 and pushes up, anchor 2 will make base member 1 move towards the direction of keeping away from critical hydrophobic pneumatic valve 3 at the in-process of screwing out, and base member 1 is together fixed with valve rod 31, also can drive valve rod 31 and move towards the direction of keeping away from critical hydrophobic pneumatic valve 3, valve rod 31 can drive the case, thereby realize opening the supplementary of valve.
It is understood that the headpiece 2 of the present disclosure may take other forms as well. For example, the supporting member 2 may be an electric telescopic device, the electric telescopic device is installed on the base body 1, the telescopic end of the electric telescopic device abuts against the gland bolt 32, and the supporting function is realized by controlling the telescopic end to be telescopic. At this time, the working principle/working process of the auxiliary opening device of the present disclosure is as follows: the flexible section extension of electronic telescoping device because flexible section supports in gland bolt 32, will make hydraulic telescoping device drive base member 1 and move towards the direction of keeping away from critical hydrophobic pneumatic valve 3, and base member 1 is together fixed with valve rod 31, also can drive valve rod 31 and move towards the direction of keeping away from critical hydrophobic pneumatic valve 3, and valve rod 31 can drive the case to the realization is opened to the assistance of valve.
In order to optimize the direction of the force exerted by the abutment member 2 relative to the base body 1. In an exemplary embodiment of the present disclosure, as shown in fig. 1, the first mounting hole 11, the second mounting hole 12, and the third mounting hole 13 of the present disclosure may be disposed on the same straight line, and a distance from the second mounting hole 12 to the first mounting hole 11 is equal to a distance from the third mounting hole 13 to the second mounting hole 12. In this way, since the supporting top members 2 are respectively installed in the first installation hole 11 and the third installation hole 13, the force applying directions of the two supporting top members 2 are both directions away from the emergency hydrophobic pneumatic valve 3, and the distances from the two supporting top members 2 to the valve rod 31 are the same, so that the resultant force of the two supporting top members 2 to the valve rod 31 is in the horizontal direction, that is, the valve rod 31 can be horizontally taken out, and further, the internal structures of the valve rod 31 and the valve core can be prevented from being damaged.
In order to adapt to the complex working environment of the critical hydrophobic pneumatic valve 3. In an exemplary embodiment of the present disclosure, the base 1 of the present disclosure may be formed in a rectangular parallelepiped, and the first mounting hole 11, the second mounting hole 12, and the third mounting hole 13 are provided at intervals in a length direction of the rectangular parallelepiped. Since the valve exterior of the critical hydrophobic pneumatic valve 3 typically also has many other structures and devices that occupy space below and above the outside of the critical hydrophobic pneumatic valve 3, the working path of the substrate 1 of the present disclosure may be obstructed. When the base 1 of the present disclosure is configured as a rectangular parallelepiped, the longest side of the base 1 of the rectangular parallelepiped is placed horizontally. Thus, on the basis of ensuring that the base body 1 has the effect of pulling out the valve rod 31, the structures and the devices can be avoided, so that the auxiliary opening device disclosed by the disclosure has better environmental adaptability.
The preferred embodiments of the present disclosure are described in detail with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure.
It should be noted that, in the foregoing embodiments, various features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various combinations that are possible in the present disclosure are not described again.
In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure as long as it does not depart from the gist of the present disclosure.
Claims (10)
1. An auxiliary opening device for a critical hydrophobic pneumatic valve is characterized by comprising a base body and a supporting piece, wherein the base body is provided with a first mounting hole, a second mounting hole and a third mounting hole at intervals in the same direction, and the second mounting hole and the third mounting hole are respectively positioned on two sides of the first mounting hole;
first mounting hole is used for installing the valve rod of the hydrophobic pneumatic valve of emergency, the second mounting hole with the third mounting hole is used for the installation respectively prop the piece, prop the piece be used for with the gland bolt of the hydrophobic pneumatic valve of emergency supports and can for the gland bolt removes, in order to drive the base member drives the valve rod orientation is kept away from the direction of the hydrophobic pneumatic valve of emergency removes.
2. The auxiliary opening device as claimed in claim 1, wherein the base body includes a first block and a second block which are mutually engaged, the first block having a first half-hole formed thereon, the second block having a second half-hole formed thereon, the first half-hole and the second half-hole being capable of collectively constituting the first mounting hole when the first block and the second block are mutually engaged, and a fixing member for releasably locking the first block and the second block in the engaged state;
the second mounting hole is formed on the first block, and the third mounting hole is formed on the second block.
3. The auxiliary opening device as claimed in claim 2, wherein the first block comprises a first section and a second section connected with each other, the first section protrudes from the second section, and the first section and the second section form an L shape;
the second block body comprises a third section and a fourth section which are connected with each other, the third section protrudes out of the fourth section, and the third section and the fourth section form an L shape;
the first half-hole is formed on the first section, and the second half-hole is formed on the third section.
4. The auxiliary opening device as claimed in claim 2, wherein the fixing member includes a first fixing bolt and a second fixing bolt, the base body is formed with a first bolt mounting hole and a second bolt mounting hole, the axes of the first bolt mounting hole and the second bolt mounting hole are perpendicular to the axis of the first bolt mounting hole, a part of the first bolt mounting hole is formed on the first block, another part of the first bolt mounting hole is formed on the second block, a part of the second bolt mounting hole is formed on the first block, and another part of the second bolt mounting hole is formed on the second block;
the first fixing bolt and the second fixing bolt are respectively arranged in the first bolt mounting hole and the second mounting hole in a penetrating mode, and therefore the first block body and the second block body can be locked in a splicing state.
5. The auxiliary opening device as claimed in claim 4, wherein the first bolt mounting hole and the second bolt mounting hole are each formed as a through hole;
the first bolt mounting hole is located between the first half hole and the second mounting hole, the second bolt mounting hole is located between the second half hole and the third mounting hole, and the distance between the first bolt mounting hole and the first half hole is equal to the distance between the second bolt mounting hole and the second half hole.
6. The auxiliary opening device as claimed in claim 5, wherein the first bolt mounting hole includes a first threaded section and a first receiving section formed at one end of the first threaded section, the second bolt mounting hole includes a second threaded section and a second receiving section formed at one end of the second threaded section, the first receiving section has a size larger than that of the first threaded section, the second receiving section has a size larger than that of the second threaded section, the first receiving section is configured to receive the head of the first fixing bolt, the second receiving section is configured to receive the head of the second fixing bolt, the first receiving section is located on the first block, and the second receiving section is located on the second block.
7. The auxiliary opening device as claimed in claim 1, wherein the first mounting hole is formed as a threaded through hole.
8. An auxiliary opening device as claimed in any one of claims 1 to 7, wherein the abutment member comprises two abutment bolts, each of which comprises a screw section and a head section at one end of the screw section;
the screw sections of the two supporting bolts are respectively in threaded connection with the second mounting hole and the third mounting hole, and the head sections of the two supporting bolts are used for abutting against the packing gland bolt.
9. The auxiliary opening device as claimed in claim 8, wherein the first mounting hole, the second mounting hole and the third mounting hole are arranged on the same straight line, and the distance from the second mounting hole to the first mounting hole is equal to the distance from the third mounting hole to the second mounting hole.
10. An auxiliary opening device as claimed in any one of claims 1 to 7, wherein the base is formed as a rectangular parallelepiped and the first, second and third mounting holes are provided at intervals along the length of the rectangular parallelepiped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221039783.0U CN217301795U (en) | 2022-04-29 | 2022-04-29 | Auxiliary opening device for emergency drainage pneumatic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221039783.0U CN217301795U (en) | 2022-04-29 | 2022-04-29 | Auxiliary opening device for emergency drainage pneumatic valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217301795U true CN217301795U (en) | 2022-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221039783.0U Active CN217301795U (en) | 2022-04-29 | 2022-04-29 | Auxiliary opening device for emergency drainage pneumatic valve |
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| Country | Link |
|---|---|
| CN (1) | CN217301795U (en) |
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