CN217930657U - Adjustable pressure inlet head for sensor - Google Patents

Abstract

The application discloses pressure head is advanced in an adjustable for sensor, locates the adjusting collar of advancing pressure head one end including advancing the pressure head and rotating the cover, it is cylindric structure to advance the pressure head, it has the splenium of drawing to advance the protruding stretching of pressure head one end, and the concave mounting groove that is used for the installation of chip mount pad that is equipped with of the other end, the outer end of drawing the splenium is provided with the diaphragm to communicate in the mounting groove through the oilhole, the outer wall of advancing the pressure head is concave to be equipped with the adjustment tank, be provided with the holding screw that corresponds the setting with the adjustment tank in the adjustment sleeve, and the end of holding screw slides and sets up in the adjustment tank, the one end that the adjusting collar deviates from the splenium is connected in the appearance head. This application simple structure sets up in the adjusting collar that advances the pressure head through rotating, and the instrument head of rotatable sensor makes things convenient for the field installation and adapts to multiple operating mode.

Description

Adjustable pressure inlet head for sensor

Technical Field

The application relates to the field of high-performance and intelligent instruments and meters, in particular to an adjustable pressure inlet head for a sensor.

Background

The existing pressure sensor, pressure gauge and other equipment instrument products are in special occasions such as fire-fighting pipe network, petroleum pipeline and natural gas integration box, and in order to ensure sealing performance, the installation can be completed only by rotating the threads for many times during the installation of the equipment instrument, and the equipment instrument is completely fixed after the installation, but in actual working conditions, the space is narrow, the back of the pipeline has the blocking condition such as wall body, pipeline or metal plate, and the display part of the equipment instrument is visually observed, so that the use difficulty is caused. Accordingly, improvements are needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an adjustable pressure head that advances for sensor to overcome not enough among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme:

the embodiment of the application discloses pressure head is advanced in an adjustable way for sensor, locate the adjusting collar of advancing pressure head one end including advancing the pressure head and rotating the cover, it is cylindric structure to advance the pressure head, it has the splenium of drawing to advance the protruding stretching of pressure head one end, and the concave mounting groove that is used for the installation of chip mount pad that is equipped with of the other end, the outer end of drawing the splenium is provided with the diaphragm to communicate in the mounting groove through the oilhole, the outer wall of pressure head is concave to be equipped with the adjustment tank, be provided with the holding screw that corresponds the setting with the adjustment tank in the adjustment sleeve, and the terminal of holding screw slides and sets up in the adjustment tank, the one end that the adjusting collar deviates from the splenium is connected in the appearance head.

Further, in the adjustable pressure inlet head for the sensor, the adjusting groove is an arc-shaped groove which is coaxially arranged with the pressure inlet head.

Further, in the above adjustable indenter for a sensor, an angle of the adjustment groove is less than 360 °.

Furthermore, in the adjustable pressure head for the sensor, a hexagonal column-shaped clamping part is convexly extended at one end, close to the pressure guiding part, of the outer wall of the adjusting sleeve, a threaded through hole corresponding to the fastening screw is formed in the clamping part, and an external thread used for connecting the instrument head is processed at one end, away from the pressure guiding part, of the outer wall of the adjusting sleeve.

Further, in the adjustable pressure head for the sensor, a first boss for welding the chip mounting seat protrudes from an opening end of the mounting groove, and the outer diameter of the first boss is smaller than the diameter of the pressure head.

Further, in the adjustable pressure head for the sensor, a sealing ring is arranged between the outer wall of the pressure head and the inner wall of the adjusting sleeve.

Furthermore, in the adjustable pressure head that advances for sensor of foretell, the outer wall that advances the pressure head is close to the one end of drawing the splenium and is stretched convexly and have sealed boss, sealed boss is provided with the seal groove that is used for placing the ED circle in being close to the one side terminal surface that draws the splenium.

Compared with the prior art, the utility model has the advantages of: this an adjustable pressure head structure for sensor is simple, sets up in the adjusting collar of pressure head through rotating, and the instrument head of rotatable sensor makes things convenient for the field installation and adapts to multiple operating mode, makes things convenient for the reading of direct observation instrument head.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic structural diagram of an adjustable indenter for a sensor according to an embodiment of the present invention.

Fig. 2 is a schematic structural view of the pressure inlet head according to an embodiment of the present invention.

Fig. 3 is a schematic structural view of an adjusting sleeve according to an embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described in detail below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Exemplarily, referring to fig. 1 to 3, an adjustable pressure head for a sensor, including pressure head 1 and adjusting sleeve 2 that the cover locates pressure head 1 one end, pressure head 1 is a cylindrical structure, pressure leading portion 11 protrudes from one end of pressure head 1, the other end is concavely provided with mounting groove 12 for chip mounting seat installation, the outer end of pressure leading portion 11 is provided with a membrane (not labeled), and is communicated with mounting groove 12 through oil hole 13, silicone oil is poured into the oil hole, and acts on the chip, pressure head 1's outer wall is concavely provided with adjusting groove 14, adjusting sleeve 2 is provided with holding screw 3 corresponding to adjusting groove 14, and the end of holding screw 3 slides and sets up in adjusting groove 14, adjusting sleeve 2 deviates from the one end of pressure leading portion 11 and is connected to the instrument head (not shown).

Among this technical scheme, the structure and the fixed mode of chip mount pad and diaphragm and the setting of silicon oil and fill technology etc. and all belong to prior art, just not repeated here one by one, the pressure head that advances that will install chip mount pad and diaphragm inserts the adjusting collar, and it is spacing through tight set screw axial, then connect the instrument head in the adjusting collar, advance pressure head lug connection in the pressure vessel (pipeline etc.) that need monitor pressure, then rotate the instrument head, select the best observation visual angle, and will tightly decide screw locking (support and hold in the bottom of adjustment tank), can be fixed the adjusting collar completely, this an adjustable pressure head that advances for the sensor is simple, set up in the adjusting collar that advances the pressure head through rotating, the instrument head of rotatable sensor, convenient on-the-spot installation and the multiple operating mode of adaptation, make things convenient for the reading of direct observation instrument head.

Illustratively, referring to fig. 1 and 2, the adjustment slot 14 is an arc-shaped slot disposed coaxially with the feed ram 1.

Among this technical scheme, the adjustment tank is the arc wall with advancing the pressure head coaxial setting, and the adjustment tank sets up along the periphery that advances the pressure head promptly, and the center pin that the pressure head was advanced in the adjusting collar rotation.

Illustratively, referring to fig. 1 and 2, the angle of the adjustment slot 14 is 300 °.

Among this technical scheme, process out 4mm wide, 3mm deep 300 circular arc grooves at the periphery of advancing the pressure head through conventional modes such as machining, correspond tight screw and select specification to use M3X6, during the locking adjustment cover, it can to tighten up tight screw completely, when needing to rotate adjustment cover adjustment instrument visual angle, not hard up tight screw, but tight screw can not break away from out the adjustment groove completely, with the biggest turned angle who restricts the adjustment cover, avoid the cable that causes behind the unidirectional rotation more than the round to drag tightly or fracture etc..

Illustratively, referring to fig. 1 and 3, a hexagonal clamping portion 21 protrudes from one end of the outer wall of the adjusting sleeve 2 close to the pressing portion 11, a threaded through hole 22 corresponding to the set screw 3 is formed in the clamping portion 21, and an external thread 23 for connecting a meter head is processed at one end of the outer wall of the adjusting sleeve 2 away from the pressing portion 11.

Among this technical scheme, the adjusting collar is whole select for use hexagonal column processing can, use such as clamping part cooperation spanner, it is fixed to make things convenient for the installation between adjusting collar and the instrument head, advance the pressure head and install to pipeline etc. can be earlier through locking between holding screw and the adjusting collar, then rotate the clamping part through the spanner can, the adjusting collar pass through external screw thread lug connection instrument head the internal thread can, be equipped with the tool withdrawal groove between external screw thread and the clamping part, convenient processing, the outer end of external screw thread extends there is the guide terminal, convenient and instrument head high-speed joint.

Illustratively, referring to fig. 2, a first boss 121 for welding a chip mounting seat protrudes from the open end of the mounting groove 12, and the outer diameter of the first boss is smaller than the diameter of the feed ram 1.

Among this technical scheme, the tip step lug weld of chip mount pad is in first boss to flush with the outer wall of first boss, the external diameter of first boss is less than the diameter of advancing the pressure head, avoids the welding seam between chip mount pad and the first boss to interfere the suit of adjusting the cover.

Illustratively, as shown in fig. 1, a sealing ring 4 is arranged between the outer wall of the pressure inlet head 1 and the inner wall of the adjusting sleeve 2.

Among this technical scheme, advance the outer wall of pressure head and concavely be equipped with the ring channel, the ring channel is located the one side that the adjustment tank is close to the mounting groove, with the adjusting collar with advance to seal between the pressure head, improve the waterproof and dustproof ability of instrument head, increase the adjusting collar simultaneously and advance the damping between the pressure head, avoid the adjusting collar free rotation, the instrument head adjustment can be fixed in advance after to best visual angle simultaneously, tight set screw locking need not handheld instrument head, convenient operation.

For example, referring to fig. 1 and 2, a sealing boss 15 protrudes from one end of the outer wall of the pressure inlet head 1 close to the pressure leading portion 11, and a sealing groove 151 for placing an ED ring (not shown) is disposed in an end surface of the sealing boss 15 close to the pressure leading portion 11.

Among this technical scheme, the protruding butt boss that has the butt in sealed boss that stretches of clamping part's outer end leaves sufficient space, makes things convenient for the spanner operation, draws pressure portion to be fixed in pipeline or medium container etc. through threaded connection, and sealed boss extrusion ED encloses the surface of laminating in pipeline or medium container etc. forms sealedly.

To sum up, this an adjustable pressure head structure for sensor is simple, sets up in the adjusting collar of pressure head through rotating, and the instrument head of rotatable sensor makes things convenient for the field installation and adapts to multiple operating mode, makes things convenient for the reading of direct observation instrument head.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.

The foregoing is illustrative of the present disclosure and it will be appreciated by those skilled in the art that changes may be made in this embodiment without departing from the principles of the disclosure, the scope of which is defined by the appended claims.

Claims (7)

1. The utility model provides an adjustable pressure head that advances for sensor, its characterized in that, locates the adjusting collar of advancing pressure head one end including advancing the pressure head and rotating the cover, it is cylindric structure to advance the pressure head, it has the splenium of drawing to advance the protruding stretching of pressure head one end, and the concave mounting groove that is used for the installation of chip mount pad that is equipped with of the other end, the outer end of drawing the splenium is provided with the diaphragm to communicate in the mounting groove through the oilhole, the outer wall of advancing the pressure head is concave to be equipped with the adjustment tank, be provided with the holding screw that corresponds the setting with the adjustment tank in the adjustment collar, and the end of holding screw slides and sets up in the adjustment tank, the one end that the adjusting collar deviates from the splenium is connected in the appearance head.

2. The adjustable indenter head for a sensor of claim 1, wherein: the adjusting groove is an arc-shaped groove which is coaxial with the pressure inlet head.

3. An adjustable indenter head for a sensor as defined in claim 2, wherein: the angle of the adjusting groove is less than 360 degrees.

4. The adjustable indenter head for a sensor of claim 1, wherein: the outer wall of the adjusting sleeve is provided with a hexagonal cylindrical clamping part in a protruding mode at one end close to the pressure guiding part, a threaded through hole corresponding to the fastening screw is formed in the clamping part, and external threads used for being connected with an instrument head are machined at one end, deviating from the pressure guiding part, of the outer wall of the adjusting sleeve.

5. The adjustable indenter head for a sensor of claim 1, wherein: the opening end of the mounting groove is convexly extended with a first boss for welding the chip mounting seat, and the outer diameter of the first boss is smaller than the diameter of the pressure inlet head.

6. The adjustable indenter head for a sensor of claim 1, wherein: and a sealing ring is arranged between the outer wall of the pressure inlet head and the inner wall of the adjusting sleeve.

7. The adjustable indenter head for a sensor of claim 1, wherein: the outer wall of the pressure inlet head is provided with a sealing boss in a protruding mode at one end close to the pressure guiding portion, and a sealing groove used for containing an ED ring is formed in the end face of one side, close to the pressure guiding portion, of the sealing boss.

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