CN219692418U - Rotary valve cover - Google Patents
Rotary valve cover Download PDFInfo
- Publication number
- CN219692418U CN219692418U CN202223316176.7U CN202223316176U CN219692418U CN 219692418 U CN219692418 U CN 219692418U CN 202223316176 U CN202223316176 U CN 202223316176U CN 219692418 U CN219692418 U CN 219692418U
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- Prior art keywords
- valve cover
- section
- valve
- contact
- crimping
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- 238000002955 isolation Methods 0.000 claims abstract description 25
- 238000002788 crimping Methods 0.000 claims abstract description 24
- 238000009434 installation Methods 0.000 claims abstract description 9
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 239000011324 bead Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- 208000010247 contact dermatitis Diseases 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 101100334009 Caenorhabditis elegans rib-2 gene Proteins 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Abstract
The utility model provides a rotary valve cover, which comprises a valve cover body, wherein the valve cover body comprises a rotary operation section, an electric connection section, a crimping isolation section and a matching connection section which are connected in sequence; the electric connection section is provided with a convex block in a protruding mode, the outer diameter of the crimping isolation section is larger than that of the electric connection section, and the outer diameter of the crimping isolation section is also larger than the maximum outer diameter of the convex block in a protruding mode; the surface of the lug is provided with a contact, a contact pin is arranged on the valve body corresponding to the position of the valve cover in place, the contact pin is connected with a power circuit, and a passage is formed between the contact pin and the power circuit after the contact pin is contacted with the contact. The utility model has reasonable structural design, and through the design of the convex blocks and the contact points, after the valve cover is installed in place corresponding to the valve body, the contact points are contacted and conducted with the corresponding contact pins on the valve body to form a loop, and the loop can provide point signals for the valve, so that the installation position of the valve cover can be conveniently displayed through lamp beads or other means, the installation state of the valve cover can be clearly and intuitively displayed, and the observation is convenient.
Description
Technical Field
The utility model relates to the technical field of valve design, in particular to a rotary valve cover.
Background
Valve covers are an important component of valves, typically associated with valve stems, for attaching or supporting actuators. In the valve design, the valve cover and the valve can be of a split type structure or can be designed into a whole. When the valve cover and the valve are in a split structure, consideration needs to be given to how to effectively connect the valve cover and the valve.
Currently, existing valve covers are typically operatively connected to the valve by various means of connection. The valve cover is connected with the valve by adopting a common mechanical structure, such as threaded connection, flange connection and the like, the connection effect of the valve cover cannot be visually displayed if the valve cover is connected in place, and how to accurately observe the connection of the valve cover and the valve body becomes a problem to be solved in the current urgent need.
Disclosure of Invention
The utility model aims to solve the technical problems that: in order to overcome the defects in the prior art, the rotary valve cover is provided, the valve cover is reasonably designed, the positions and structures of all sections of the valve cover are distributed, effective marks can be provided for positioning connection of the valve cover and the valve body, and whether the valve cover is connected in place or not can be conveniently and directly observed.
The technical scheme adopted for solving the technical problems is as follows: the rotary valve cover comprises a valve cover body, wherein the valve cover body is matched with the valve body, and the valve cover body comprises a rotary operation section, an electric connection section, a crimping isolation section and a matched connection section which are sequentially connected; the matched connecting section is matched with the valve body, the crimping isolation section is arranged outside the matched connecting section, and the external diameter of the crimping isolation section is larger than that of the matched connecting section; the electric connection section is provided with a convex block in a protruding mode, the outer diameter of the crimping isolation section is larger than that of the electric connection section, and the outer diameter of the crimping isolation section is also larger than the maximum outer diameter of the convex block in a protruding mode; the surface of the lug is provided with a contact, the valve body is provided with a contact pin corresponding to the position of the valve cover in place, the contact pin is connected with a power circuit, and the contact pin and the contact point form a passage with the power circuit after being contacted.
In the scheme, the contact and the contact pin are designed to solve the problem that whether the valve cover is installed in place cannot be intuitively judged in the prior art, when the valve cover is installed in place, the contact is contacted with the contact pin and is conducted with a power supply to form a loop, an electric signal can be provided to indicate that the valve cover is installed in place, and observation is convenient. Simultaneously to the contact of rear design, the bigger crimping isolation section of external diameter of design on the valve gap body, crimping isolation section one end side can be crimped on the valve body, and the external diameter is great simultaneously, can provide effectual shielding for the contact of rear, avoids front end cooperation linkage segment to connect the in-process to have the medium to influence the rear contact, influences subsequent contact sensitivity, effectively improves the reliability.
Further, for visual display of being convenient for, the valve body on still be equipped with the LED pilot lamp, the passageway power supply luminous that the contact pin formed by contact and contact of LED pilot lamp, whether through observing the LED pilot lamp and luminous, can learn whether the valve gap is installed in place.
Preferably, the rotary operation section, the electric connection section, the crimping isolation section and the matching connection section are of an integrated structure.
Furthermore, the outer peripheral surface of the matched connecting section is provided with external threads, and the valve body is provided with internal threads matched with the external threads.
Furthermore, the bump is provided with a guiding slope corresponding to the side of the contact, and the valve cover body is provided with a screwing direction relative to the valve body when the valve cover body is in threaded fit with the valve body, and the guiding slope is matched with the screwing direction.
Preferably, in order to facilitate screwing the valve cover, friction force of a rotating operation position of the valve cover during installation is increased, the outer diameter of the rotating operation section is larger than that of other sections of the valve cover body, and the peripheral surface of the rotating operation section is protruded to form a plurality of anti-slip edges arranged at intervals.
The rotary valve cover has the beneficial effects that the rotary valve cover is reasonable in structural design, through the design of the convex blocks and the contacts on the electric connection sections, after the valve cover is installed in place corresponding to the valve body, the contacts are in contact with the corresponding contact pins on the valve body to form a loop, the loop can provide point signals for the valve, the installation position of the valve cover can be conveniently displayed through the lamp beads or other means, the installation state of the valve cover can be clearly and intuitively displayed, and the observation is convenient.
Drawings
The utility model will be further described with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of a first embodiment of the present utility model.
Fig. 2 is a top view of a first embodiment of the present utility model.
Fig. 3 is a schematic structural diagram of a second embodiment of the present utility model.
Fig. 4 is a top view of a second embodiment of the present utility model.
In the figure, 1, a friction rib 2, a rotary operation section 3, a lug 4, an electric connection section 5, a crimping isolation section 6, a matching connection section 7, an external thread 8, a guide slope 9 and a contact.
Detailed Description
The utility model will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the utility model and therefore show only those features which are relevant to the utility model, and orientation and reference (e.g., up, down, left, right, etc.) may be used solely to aid in the description of the features in the drawings. The following detailed description is, therefore, not to be taken in a limiting sense, and the scope of the claimed subject matter is defined only by the appended claims and equivalents thereof.
Embodiment one:
a rotary valve cover as shown in fig. 1 and 2 is a first embodiment of the present utility model. The rotary valve cover comprises a valve cover body, and the valve cover body is matched with the valve body.
The valve cover body comprises a rotary operation section 2, an electric connection section 4, a crimping isolation section 5 and a matching connection section 6 which are connected into a whole in sequence.
Specifically, the outer diameters of the sections of the valve cover body need to be further designed. In this embodiment, the outer diameter of the rotary operation section 2 is the largest, the electrical connection section 4 is crimped 5 times to the isolation section, and the diameter of the mating connection section 6 is the smallest and is adapted to the connection position of the valve body.
The external diameter of the rotary operation section 2 is larger than that of other sections of the valve cover body, and the peripheral surface of the rotary operation section 2 is protruded to form a plurality of anti-slip ribs 1 which are arranged at intervals, so that the friction force of the rotary operation position of the valve cover during installation can be effectively increased, and the valve cover can be conveniently screwed for installation.
The bump 3 is protruded on the electric connection section 4, the outer diameter of the crimping isolation section 5 is larger than the outer diameter of the electric connection section 4, and the outer diameter of the crimping isolation section 5 is also larger than the maximum protruding outer diameter of the bump 3. The bump 3 has a contact 9 on its surface, and a contact pin is provided on the valve body corresponding to the position of the valve cover after the valve cover is in place, the contact pin is connected with a power circuit, and the contact pin contacts with the contact 9 to form a passage with the power circuit. The valve body is also provided with an LED indicator lamp, the LED indicator lamp is powered by a passage formed by contact of the contact pin and the contact 9 to emit light, and whether the valve cover is installed in place can be known by observing whether the LED indicator lamp emits light or not in the actual installation process.
In this embodiment, the contact 9 is designed on the valve cover, and the contact pin and the power circuit are designed on the valve body, aiming at the problem that whether the valve cover is installed in place cannot be intuitively judged in the prior art. When the valve cover is in place, the contact 9 is in contact with the contact pin and is communicated with a power supply to form a loop, so that an electric signal can be provided to indicate that the valve cover is in place. At this time, the LED indicator light arranged on the power supply circuit emits light, is schematically arranged in place, provides visual display for the connection position, and is convenient for installers to know in real time.
Meanwhile, aiming at the positions of the contact 9 and the contact pin, a crimping isolation section 5 with a larger outer diameter is designed on the valve cover body. During installation, the side face of one end of the crimping isolation section 5 can be crimped on the valve body, so that the limiting effect is achieved on one hand, and the blocking protection effect is achieved on the other hand. Because the external diameter of the crimping isolation section 5 is larger, effective shielding can be provided for the rear contact 9, interference influence on the rear contact 9 caused by medium in the front end matching process is avoided, the contact sensitivity of a contact pin of the subsequent contact 9 is influenced, and the connection detection reliability of a valve cover and a valve body is further improved.
Embodiment two:
a rotary valve cover as shown in fig. 3 and 4 is a second embodiment of the present utility model. In the second embodiment, on the basis of the first embodiment, the connection between the valve body and the valve cover is designed to be in threaded connection, that is, the outer circumferential surface of the matching connection section 6 is provided with external threads 7, and the valve body is provided with internal threads matched with the external threads 7.
On the basis, a guide slope 8 is designed on the side of the bump 3 corresponding to the contact 9 according to the rotation direction formed by threaded connection, the valve cover body has a screwing direction relative to the valve body when the valve cover body is in threaded fit with the valve body, and the guide slope 8 is matched with the screwing direction. The guide slope surface 8 is suitable for the design of the thread direction, can provide guide for the contact communication between the contact 9 and the contact pin, and further improves the reliability and stability of connection detection in the connection process of the valve cover and the valve body.
With the above-described preferred embodiments according to the present utility model as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.
Claims (6)
1. The utility model provides a rotation type valve gap, includes the valve gap body, this valve gap body and valve body cooperation installation, its characterized in that: the valve cover body comprises a rotary operation section (2), an electric connection section (4), a crimping isolation section (5) and a matching connection section (6) which are connected in sequence;
the connecting section (6) is matched with the valve body, the crimping isolation section (5) is arranged outside the connecting section (6) and the external diameter of the crimping isolation section (5) is larger than that of the connecting section (6);
the electrical connection section (4) is provided with a convex block (3) in a protruding mode, the outer diameter of the crimping isolation section (5) is larger than that of the electrical connection section (4), and the outer diameter of the crimping isolation section (5) is also larger than the maximum protruding outer diameter of the convex block (3);
the surface of the lug (3) is provided with a contact point (9), the valve body is provided with a contact pin corresponding to the valve cover in place, the contact pin is connected with a power circuit, and the contact pin is contacted with the contact point (9) to form a passage with the power circuit.
2. A rotary valve cover according to claim 1, wherein: the valve body is also provided with an LED indicator lamp, and the LED indicator lamp is powered by a passage formed by contact of the contact pin and the contact (9) to emit light.
3. A rotary valve cover according to claim 1, wherein: the rotary operation section (2), the electric connection section (4), the crimping isolation section (5) and the matching connection section (6) are of an integrated structure.
4. A rotary valve cover according to claim 1, wherein: the outer peripheral surface of the matched connecting section (6) is provided with an external thread (7), and the valve body is provided with an internal thread matched with the external thread (7).
5. A rotary valve cover according to claim 4, wherein: the lug (3) is provided with a guide slope (8) corresponding to the side of the contact (9), the valve cover body is provided with a screwing direction relative to the valve body when the valve cover body is in threaded fit with the valve body, and the guide slope (8) is matched with the screwing direction.
6. A rotary valve cover according to claim 1, wherein: the outer diameter of the rotary operation section (2) is larger than that of other sections of the valve cover body, and the peripheral surface of the rotary operation section (2) is protruded to form a plurality of anti-slip ribs (1) which are arranged at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223316176.7U CN219692418U (en) | 2022-12-09 | 2022-12-09 | Rotary valve cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223316176.7U CN219692418U (en) | 2022-12-09 | 2022-12-09 | Rotary valve cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219692418U true CN219692418U (en) | 2023-09-15 |
Family
ID=87939074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223316176.7U Active CN219692418U (en) | 2022-12-09 | 2022-12-09 | Rotary valve cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219692418U (en) |
-
2022
- 2022-12-09 CN CN202223316176.7U patent/CN219692418U/en active Active
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