CN215064711U

CN215064711U - Flowmeter main body and upper shell mounting device

Info

Publication number: CN215064711U
Application number: CN202121722978.0U
Authority: CN
Inventors: 唐金勇; 姜海龙
Original assignee: Jiangsu Technological Advanced Machinery Technology Co ltd
Current assignee: Jiangsu Technological Advanced Machinery Technology Co ltd
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2021-12-07
Anticipated expiration: 2031-07-26

Abstract

The utility model discloses a flowmeter technical field's a flowmeter main part and last casing installation device, including casing, sensor installation department, protection storehouse, apron, perforation, through wires hole, bulge, transition hole, rotationally inlay on the bulge and be equipped with the bulb, the rigid coupling has the threading pipe on the bulb, sets up the logical groove that matches with the transition hole on the bulb, has cup jointed the spacing ring on the threading pipe, and it is equipped with reset spring still to overlap on it, and reset spring elasticity direction both ends elasticity respectively supports top bulge, spacing ring. Through setting up the protection storehouse, can protect the main part of flowmeter, and the cable in the flowmeter main part can be worn out by through wires hole, transition hole, logical groove, threading pipe, when the cable receives to drag, produces elasticity through reset spring to the spacing ring and supports the top, and reset spring produces the elastic bending, and then cushions the protection to the power of dragging that the pull wire receives, and when dragging the power to cancel, resets by oneself through reset spring for the cable can resume to original state.

Description

Flowmeter main body and upper shell mounting device

Technical Field

The utility model relates to a flowmeter technical field specifically is a flowmeter main part and last casing installation device.

Background

Flow meters are meters that indicate the measured flow rate and/or the total amount of fluid in a selected time interval, and are simply meters used to measure the flow rate of fluid in a pipe or open channel.

The main body (generally, a plastic casing and elements integrated in the plastic casing) of the current flow meter is mainly connected to the casing of the flow meter through threads or screws, when the main body is impacted, internal elements may be damaged, and in addition, the main body is generally connected with external equipment through cables, and when the cables are pulled, the cables are separated.

Based on this, the utility model designs a flowmeter main part and last casing installation device to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a flowmeter main part and last casing installation device to solve the main part (generally the plastic casing and the component of integration in the plastic casing) on the present flowmeter who proposes in the above-mentioned background art and mainly be through screw thread or screwed connection on the casing of flowmeter, when the main part receives the impact, probably can make the internal element receive the damage, the main part is generally connected with external equipment through the cable in addition, and the cable is receiving to draw when dragging, can produce the problem of the phenomenon that drops.

In order to achieve the above object, the utility model provides a following technical scheme: a mounting device for a flowmeter main body and an upper shell comprises a shell, wherein a sensor mounting part is arranged on the shell, the sensor mounting part is detachably provided with a protection bin, the top of the protection bin is open and is hinged with a cover plate, the bottom of the protective cabin is provided with a through hole matched with the sensor installation part, the outer wall of the protective cabin is provided with a threading hole, the outer wall of the wire threading device is also provided with a convex part which is coaxial with the wire threading hole, the convex part is provided with a transition hole which is in a through hole form and is communicated with the wire threading hole, a bulb is rotatably embedded on the convex part, a threading pipe is fixedly connected on the part of the bulb exposed out of the convex part, a through groove matched with the transition hole is arranged on the ball head, a limit ring is sleeved on the threading pipe, the elastic force direction of the reset spring is elastically propped against the convex part and the limiting ring respectively.

Preferably, a plurality of elastic buffer plates are arranged on the outer wall of the protection cabin.

Preferably, the cover plate is made of acrylic material.

Preferably, the bottom of the protection bin is provided with an elastic chuck coaxial with the through hole, the elastic chuck comprises an integrated and coaxial cylindrical portion and a circular table portion, the cylindrical portion is fixedly connected with the bottom surface of the protection bin, the outer diameter of the circular table portion is gradually decreased from top to bottom, a clamping hole penetrating through the cylindrical portion and in a through hole form is coaxially formed in the circular table portion, the sensor mounting portion is inserted in the clamping hole in a sliding mode, a plurality of strip-shaped notches extending to the cylindrical portion are formed in the outer wall of the circular table portion along the axial array of the strip-shaped notches, a screwing sleeve is sleeved on the cylindrical portion through threads, and a taper groove matched with the shape of the circular table portion and used for clamping the circular table portion is formed in the screwing sleeve.

Preferably, the cylindrical portion and the circular truncated cone portion are of an integrally formed structure and made of engineering plastic materials.

Compared with the prior art, the beneficial effects of the utility model are that: through setting up the protection storehouse, can protect the main part of flowmeter, and the cable in the flowmeter main part can be by the through wires hole, the transition hole, lead to the groove, the threading pipe is worn out, when the cable receives to drag and draw, produce elasticity through reset spring and support to the spacing ring, and reset spring produces elastic bending, and then cushion the protection to the power of pulling that the wire received to draw, and draw when pulling the power and cancel, reset by oneself through reset spring, make the cable can resume to original state, through setting up the collet chuck, the cover of screwing, by screwing the screw thread and closing on collet chuck's cylinder portion, make the protection storehouse can install on the sensor installation department more firmly.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the assembly structure of the present invention;

FIG. 2 is an enlarged view of a portion of the structure at A in FIG. 1;

fig. 3 is a schematic structural view of the middle collet of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-shell, 2-elastic buffer plate, 3-protective cabin, 4-cover plate, 5-perforation, 6-screwing sleeve, 7-taper groove, 8-sensor installation part, 9-cylindrical part, 10-clamping hole, 11-circular table part, 12-strip-shaped notch, 13-threading hole, 14-bulge, 15-through groove, 16-transition hole, 17-ball head, 18-reset spring, 19-limiting ring and 20-threading pipe.

Detailed Description

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

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a flowmeter main part and last casing installation device, which comprises a housin 1, be equipped with sensor installation department 8 on the casing 1, demountable installation has protection storehouse 3 on the sensor installation department 8, protection storehouse 3 bottom is equipped with and perforates 5 with sensor installation department 8 matched with, it is concrete, protection storehouse 3 bottom is equipped with the collet coaxial with perforation 5, collet includes integrative and coaxial cylinder portion 9, round platform portion 11, cylinder portion 9 and the rigid coupling of protection storehouse 3 bottom surface, round platform portion 11 external diameter top-down decreases in proper order, coaxially set up the centre gripping hole 10 that runs through cylinder portion 9, the through-hole form on round platform portion 11, sensor installation department 8 sliding fit cartridge is on centre gripping hole 10, round platform portion 11 outer wall is seted up a plurality of bar breachs 12 that extend to on cylinder portion 9 along its axial array, threaded sleeve 6 is gone up on cylinder portion 9, set 6 of screwing sets up with round platform portion 11 appearance matching, And the cone groove 7 for clamping the circular table part 11, then the screwing sleeve 6 is rotated, the screwing sleeve 6 is screwed on the cylindrical part 9 in a thread way, so that the screwing sleeve 6 moves upwards, in the process, the inner wall of the cone groove 7 generates radial inner side extrusion force to the circular table part 11, as the circular table part 11 is provided with the strip-shaped notch 12, the circular table part 11 generates radial inner side elastic shrinkage, the clamping hole 10 is clamped with the sensor mounting part 8, the protection bin 3 is quickly mounted on the sensor mounting part 8, in addition, the cylindrical part 9 and the circular table part 11 are of an integrated structure and made of engineering plastic materials, the rigidity of the cylindrical part 9 and the circular table part 11 is better, the plastic deformation of the circular table part 11 is smaller, the protection bin 3 is used for placing and mounting a flowmeter main body, a sensor rod on the flowmeter main body penetrates through the clamping hole 10 from the perforation 5 and extends into the sensor mounting part 8, so that the sensor rod is inserted into the casing 1, a plurality of elastic buffer plates 2 are arranged on the outer wall of the protection bin 3, the upper end of each elastic buffer plate 2 is arc-shaped, one end of each arc-shaped elastic buffer plate is fixedly connected to the protection bin 3, the other end of each arc-shaped elastic buffer plate is provided with a vertical section extending downwards, a buffer space is formed between each vertical section and the outer wall of the protection bin 3, when the vertical section is impacted, each vertical section can be elastically bent through the buffer space, external impact force is buffered, the protection bin 3 is prevented from being impacted to influence the main body of the flowmeter, the top of the protection bin 3 is open and is hinged with a cover plate 4, the cover plate 4 is made of acrylic material, the acrylic material is transparent, data on the main body of the flowmeter can be observed through the cover plate 4, a threading hole 13 is arranged on the outer wall of the protection bin 3, and a convex part 14 coaxial with the threading hole 13 is further arranged on the outer wall of the protection bin, the through hole type is arranged on the protruding portion 14, the transition hole 16 is communicated with the threading hole 13, the bulb 17 is rotatably embedded in the protruding portion 14, the threading pipe 20 is fixedly connected to the portion, exposed out of the protruding portion 14, of the bulb 17, the through groove 15 matched with the transition hole 16 is formed in the bulb 17, the limiting ring 19 is sleeved on the threading pipe 20, the reset spring 18 is further sleeved on the bulb, two ends of the elastic force direction of the reset spring 18 respectively elastically abut against the protruding portion 14 and the limiting ring 19, a cable on the flowmeter main body penetrates into the threading hole 13 and sequentially passes through the transition hole 16, the through groove 15 and the threading pipe 20 to penetrate out, when the cable is pulled, the elastic force of the limiting ring 19 abuts against the reset spring 18, the cable can automatically reset when pulled, and meanwhile the cable can have buffering protection.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a flowmeter main part and last casing installation device, includes casing (1), be equipped with sensor installation department (8) on casing (1), its characterized in that, demountable installation has protection storehouse (3) on sensor installation department (8), uncovered and articulated apron (4) in protection storehouse (3) top, its bottom be equipped with sensor installation department (8) matched with perforation (5), be equipped with a through wires hole (13) on protection storehouse (3) outer wall, still be equipped with on its outer wall with bulge (14) coaxial with through wires hole (13), be equipped with on bulge (14) through-hole form and with transition hole (16) of through wires hole (13) intercommunication, rotationally inlay on bulge (14) and be equipped with bulb (17), the rigid coupling has threading pipe (20) on bulb (17) expose the position of bulge (14), the ball head (17) is provided with a through groove (15) matched with the transition hole (16), the threading pipe (20) is sleeved with a limiting ring (19), a return spring (18) is sleeved on the threading pipe, and two ends of the return spring (18) in the elastic direction elastically abut against the protruding part (14) and the limiting ring (19) respectively.

2. A flowmeter body and upper casing mounting device according to claim 1, wherein a plurality of elastic buffer plates (2) are provided on the outer wall of said protection chamber (3).

3. A flowmeter body and upper case mounting arrangement according to claim 1, wherein said cover plate (4) is made of acrylic.

4. The flowmeter main body and upper shell mounting device according to claim 1, wherein an elastic chuck coaxial with the through hole (5) is arranged at the bottom of the protection bin (3), the elastic chuck comprises an integral and coaxial cylindrical portion (9) and a circular table portion (11), the cylindrical portion (9) is fixedly connected with the bottom surface of the protection bin (3), the outer diameter of the circular table portion (11) is sequentially decreased from top to bottom, a clamping hole (10) in the form of a through hole penetrating through the cylindrical portion (9) is coaxially formed in the circular table portion (11), the sensor mounting portion (8) is slidably inserted in the clamping hole (10), a plurality of strip-shaped notches (12) extending to the cylindrical portion (9) are formed in the outer wall of the circular table portion (11) along the axial direction in an array manner, a screwing sleeve (6) is sleeved on the cylindrical portion (9), and a part matching with the circular table portion (11) in shape is formed in the screwing sleeve (6), And a tapered groove (7) for engaging the circular truncated cone portion (11).

5. A flowmeter body and upper casing mounting device according to claim 4, wherein said cylindrical portion (9) and said circular truncated portion (11) are of an integral structure and are made of engineering plastic material.