CN219244871U - Mounting and connecting structure of refrigerant pressure gauge - Google Patents

Abstract

The utility model discloses an installation connection structure of a refrigerant pressure gauge, which comprises a pipeline and a gauge body, wherein an installation pipe orifice is communicated with the pipeline, an installation head is arranged on the gauge body, the installation head is inserted into the installation pipe orifice, the installation head is connected with the installation pipe orifice through a tight connection mechanism, the tight connection mechanism comprises a sleeve seat, an extrusion connecting piece and a sealing gasket, the sleeve seat is sleeved on the installation head, an annular surrounding block is arranged at the edge of the sleeve seat, the annular surrounding block is sleeved on the installation pipe orifice in a sliding manner, a meshing convex tooth is arranged at the bottom surface of the sleeve seat, an inner concave tooth is arranged at the top end surface of the installation pipe orifice, the meshing convex tooth is clamped in the inner concave tooth, and the sealing gasket is arranged between the sleeve seat and the installation pipe orifice. The utility model relates to the technical field of pressure gauges, in particular to an installation and connection structure of a refrigerant pressure gauge, which can realize rapid sealing installation between the pressure gauge and a pipeline.

Description

Mounting and connecting structure of refrigerant pressure gauge

Technical Field

The utility model relates to the technical field of pressure gauges, in particular to an installation and connection structure of a refrigerant pressure gauge.

Background

When the manometer is connected to the conveying pipeline, the manometer is connected with a mounting port on the pipeline through threads, and when the manometer needs to be updated or maintained, the manometer and the pipeline are in threaded connection, deformation and loss can occur after repeated screwing for a plurality of times, and the sealing effect of connection is affected.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the scheme provides the mounting and connecting structure of the refrigerant pressure gauge, which can realize quick sealing mounting between the pressure gauge and the pipeline.

The technical scheme adopted by the utility model is as follows: the mounting connection structure of the refrigerant pressure gauge comprises a pipeline and a gauge body, wherein a mounting pipe orifice is communicated with the pipeline, a mounting head is arranged on the gauge body, the mounting head is inserted into the mounting pipe orifice, the mounting head is connected with the mounting pipe orifice through a tight connection mechanism, the tight connection mechanism comprises a sleeve seat, an extrusion connection piece and a sealing gasket, the sleeve seat is sleeved on the mounting head, an annular surrounding baffle is arranged at the edge of the sleeve seat, the annular surrounding baffle is slidably sleeved on the mounting pipe orifice, an occlusion convex tooth is arranged on the bottom surface of the sleeve seat, an inner concave tooth is arranged on the top end surface of the mounting pipe orifice, the occlusion convex tooth is clamped in the inner concave tooth, the sealing gasket is arranged between the sleeve seat and the mounting pipe orifice, and the contact surfaces of the occlusion convex tooth and the inner concave tooth are inclined surfaces, and the extrusion connection piece is arranged on the annular surrounding baffle and is clamped with the mounting pipe orifice for extruding the occlusion convex tooth into the inner concave tooth.

As the further optimization of this scheme, the extrusion connecting piece includes extrusion connecting block, rotates threaded rod and coupling spring, the installing pipe mouth top is equipped with the extension section, the annular is enclosed and is kept off the slip cap and locate on the extension section, be equipped with the mounting groove in the annular is enclosed and keep off, coupling spring locates in the mounting groove, extrusion connecting block and coupling spring are connected and slip run through the mounting groove and extend to the bottom side of extension section and with the bottom contact of extension section, the contact surface of extension section and extrusion connecting block is the inclined plane, it is connected with extrusion connecting block rotation to rotate threaded rod and run through the screw hole that the annular was enclosed on keeping off.

Preferably, the center of the top end face of the mounting pipe orifice is provided with an inner groove, the inner groove teeth are positioned on the top face of the extension section, an elastic pad is arranged on the wall of the inner groove, the bottom of the sleeve seat is provided with a convex ring, the convex ring is clamped in the inner groove and is in pressing contact with the elastic pad, and the convex ring is sleeved on the mounting head.

Preferably, the engagement convex teeth are arranged in an annular structure, the concave teeth are annular concave teeth, an annular concave ring is formed between the engagement convex teeth and the convex ring, and the sealing gasket is located in the annular concave ring.

The beneficial effects obtained by the utility model by adopting the structure are as follows: according to the scheme, the threaded rod is rotated to push the extrusion connecting block to move and adjust the contact point with the extension section, the contact tightness of the engagement convex teeth and the concave teeth can be improved, sealing is realized between the annular enclosing baffle and the mounting pipe orifice by extruding the sealing gasket and the elastic pad, and the rotary threaded rod is also convenient to detach.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the whole structure of the installation and connection structure of the refrigerant pressure gauge in the scheme;

FIG. 2 is a schematic diagram of the internal structure of the installation connection structure of the refrigerant pressure gauge according to the scheme;

fig. 3 is an enlarged view of a part of the installation connection structure a of the refrigerant pressure gauge according to the present embodiment.

Wherein, 1, a pipeline, 2, a meter body, 3, a mounting pipe orifice, 4, a mounting head, 5, a sleeving seat, 6, an extrusion connecting piece, 7, a sealing gasket, 8, a snap convex tooth, 9 and an annular enclosing shield, 10, concave teeth 11, extrusion connecting blocks 12, rotary threaded rods 13, connecting springs 14, rotary buttons 15, inner grooves 16, elastic pads 17 and convex rings.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

As shown in fig. 1-3, the installation connection structure of the refrigerant pressure gauge comprises a pipeline 1 and a gauge body 2, wherein an installation pipe orifice 3 is communicated with the pipeline 1, an installation head 4 is arranged on the gauge body 2, the installation head 4 is inserted into the installation pipe orifice 3, the installation head 4 and the installation pipe orifice 3 are connected through a tight connection mechanism, the tight connection mechanism comprises a sleeve seat 5, an extrusion connection piece 6 and a sealing gasket 7, the sleeve seat 5 is sleeved on the installation head 4, an annular enclosing block 9 is arranged at the edge of the sleeve seat 5, the annular enclosing block 9 is slidably sleeved on the installation pipe orifice 3, an occlusion convex tooth 8 is arranged at the bottom surface of the sleeve seat 5, an inner concave tooth 10 is arranged at the top end surface of the installation pipe orifice 3, the occlusion convex tooth 8 is clamped in the inner concave tooth 10, the sealing gasket 7 is arranged between the sleeve seat 5 and the installation pipe orifice 3, the contact surfaces of the occlusion convex tooth 8 and the inner concave tooth 10 are inclined surfaces, the extrusion connection piece 6 is arranged on the annular enclosing block 9 and is clamped with the installation pipe orifice 3 and used for extruding the convex tooth 8 into the inner concave tooth 10, and the contact surface 8 and the contact surface and the sealing gasket 7 are tightly sealed between the annular enclosing block 7 and the installation pipe orifice 3 and the sealing gasket 3 is realized through the contact surface.

As shown in fig. 3, as embodiment 1, the extrusion connector 6 includes an extrusion connecting block 11, a rotary threaded rod 12 and a connecting spring 13, an extension section is arranged at the top of the mounting pipe orifice 3, the annular enclosure 9 is slidably sleeved on the extension section, a mounting groove is formed in the annular enclosure 9, the connecting spring 13 is arranged in the mounting groove, the extrusion connecting block 11 is connected with the connecting spring 13 and slidably penetrates through the mounting groove to extend to the bottom side of the extension section and contacts with the bottom side of the extension section, the contact surfaces of the extension section and the extrusion connecting block 11 are inclined surfaces, the rotary threaded rod 12 penetrates through a threaded hole in the annular enclosure 9 to be rotationally connected with the extrusion connecting block 11, the contact pressure between the engagement convex teeth 8 and the inner concave teeth 10 can be controlled by pushing the extrusion connecting block 11 to move and adjust the contact point with the extension section through the rotary threaded rod 12, and the bigger pressure is more strongly sealed, and the rotary button 14 is arranged at the outer end of the rotary threaded rod 12.

As shown in fig. 2-3, as embodiment 2, an inner groove 15 is arranged at the center of the top end surface of the mounting pipe orifice 3, the inner groove 15 is close to the inner concave teeth 10, an elastic pad 16 is arranged on the wall of the inner groove 15, a convex ring 17 is arranged at the bottom of the socket 5, the convex ring 17 is clamped in the inner groove 15 and is in pressing contact with the elastic pad 16, and the convex ring 17 is sleeved on the mounting head 4; the engagement convex teeth 8 are arranged in an annular structure, the concave teeth 10 are annular concave teeth, an annular concave ring is formed between the engagement convex teeth 8 and the convex ring 17, and the sealing gasket 7 is positioned in the annular concave ring.

During specific use, during installation, the annular enclosing shield 9 is sleeved on the extension section, at the moment, the convex ring 17 is inserted into the inner groove 15 and is in contact with the elastic pad 16, the engagement convex tooth 8 slides into the inner concave tooth 10, the rotary threaded rod 12 is driven by the rotary knob 14 to rotate so as to push the extrusion connecting block 11 to extend out of the installation groove and be in contact with the inclined plane of the bottom side of the extension section and gradually move inwards, the annular enclosing shield 9 is driven to move downwards in the process of moving the extrusion connecting block 11 along the inclined plane of the bottom side of the extension section, the convex ring 17 and the engagement convex tooth 8 are driven to be further inserted into the inner groove 15 and the inner concave tooth 10, the engagement convex tooth 8 is in press contact with the inner concave tooth 10, the convex ring 17 is in press contact with the elastic pad 16, and meanwhile, the sealing gasket 7 is pressed on the top surface of the extension section by the sleeve seat 5.

It is noted that 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. Moreover, 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.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (5)

1. The utility model provides an installation connection structure of refrigerant manometer, includes pipeline (1) and table body (2), its characterized in that: the utility model provides a pipeline (1) is gone up and is linked together and have installation mouth of pipe (3), be equipped with installation head (4) on the table body (2), in installation mouth of pipe (3) are inserted to installation head (4), be connected through tight coupling mechanism between installation head (4) and installation mouth of pipe (3), tight coupling mechanism includes cover seat (5), extrusion connecting piece (6) and sealing washer (7), cover seat (5) cover is located on installation head (4), cover seat (5) border is equipped with annular and encloses fender (9), annular is enclosed fender (9) slip cover and is located on installation mouth of pipe (3), the bottom surface of cover seat (5) is equipped with interlock dogtooth (8), the top face of installation mouth of pipe (3) is equipped with indent dogtooth (10), in interlock dogtooth (8) block is located indent dogtooth (10), sealing washer (7) are located between cover seat (5) and the installation mouth of pipe (3), the contact surface of interlock dogtooth (8) and indent dogtooth (10) are the inclined plane, connect annular (6) and enclose on the boss (8) and be used for pressing in the extrusion boss (3).

2. The refrigerant pressure gauge mounting and connecting structure according to claim 1, wherein: the extrusion connecting piece (6) comprises an extrusion connecting block (11), a rotary threaded rod (12) and a connecting spring (13), an extension section is arranged at the top of the mounting pipe orifice (3), the annular enclosing baffle (9) is arranged on the extension section in a sliding sleeved mode, a mounting groove is formed in the annular enclosing baffle (9), the connecting spring (13) is arranged in the mounting groove, the extrusion connecting block (11) is connected with the connecting spring (13) and penetrates through the mounting groove in a sliding mode to extend to the bottom side of the extension section and contacts with the bottom side of the extension section, the contact surface of the extension section and the extrusion connecting block (11) is an inclined surface, and the rotary threaded rod (12) penetrates through a threaded hole in the annular enclosing baffle (9) to be connected with the extrusion connecting block (11) in a rotating mode.

3. The refrigerant pressure gauge mounting and connecting structure according to claim 2, wherein: the outer end of the rotary threaded rod (12) is provided with a rotary knob (14).

4. The refrigerant pressure gauge mounting and connecting structure according to claim 1, wherein: the mounting pipe is characterized in that an inner groove (15) is formed in the center of the top end face of the mounting pipe orifice (3), concave teeth (10) are located on the top face of the extending section, an elastic pad (16) is arranged on the wall of the inner groove (15), a protruding ring (17) is arranged at the bottom of the socket (5), the protruding ring (17) is clamped in the inner groove (15) and is in pressing contact with the elastic pad (16), and the protruding ring (17) is sleeved on the mounting head (4).

5. The refrigerant manometer mounting connection structure according to claim 4, wherein: the engagement convex teeth (8) are arranged in an annular structure, the concave teeth (10) are annular concave teeth, an annular concave ring is formed between the engagement convex teeth (8) and the convex ring (17), and the sealing gasket (7) is located in the annular concave ring.

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