CN211877326U - Tightness detection tool - Google Patents
Tightness detection tool Download PDFInfo
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- CN211877326U CN211877326U CN202020762044.9U CN202020762044U CN211877326U CN 211877326 U CN211877326 U CN 211877326U CN 202020762044 U CN202020762044 U CN 202020762044U CN 211877326 U CN211877326 U CN 211877326U
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- adjusting screw
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- upper adjusting
- waist
- base
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Abstract
The utility model discloses a sealing detection tool, which comprises a horizontally arranged airtight base and a vertically arranged fixed plate; one end of the fixing plate is fixedly connected with the closed base, the other end of the fixing plate is provided with a plurality of waist-shaped holes in a penetrating mode, each waist-shaped hole is provided with an upper adjusting screw, one end of each upper adjusting screw is fixedly provided with an upper nut, the other end of each upper adjusting screw is in threaded connection with a fastening nut and a pressing piece, each pressing piece is of a cylindrical structure, a cylindrical first cavity is formed in the end face of one end of each cylindrical structure, a cylindrical second cavity is formed in the end face of the other end of each cylindrical structure, internal threads are formed in the inner surface of each first cavity, and a; the lower fixing screw is arranged on the closed base and fixedly connected with the closed base, the lower fixing screw is of a hollow structure and is communicated with the inside of the closed base, and an air inlet is formed in the closed base. The utility model discloses simple easy, low in production cost, convenient operation and detection efficiency are high.
Description
Technical Field
The utility model relates to a leakproofness detects technical field, specifically is a leakproofness detects frock.
Background
The nitrogen spring is a novel elastic component using high-pressure nitrogen as a working medium, has strict requirements on pipeline tightness, and the applicant provides a joint (application number 201621067244.2) for assembling and connecting a nitrogen spring pipeline system in 2016, 9, 20. The structure of this joint is shown as figure 1 of the specification attached drawing, including gas pipeline, cutting ferrule, nut 8, and gas pipeline includes vertical pipe, horizontal pipe 6, and vertical pipe is the screw form, and vertical pipe includes head 7, screw rod, and the screw rod is hollow structure, and the screw rod upper end is equipped with the cylinder, and is equipped with the draw-in groove on the cylinder, and the one end of horizontal pipe 6 is for giving vent to anger end 61, the other end and head 7 welding, and horizontal pipe 6 communicates with each other with vertical intraduct. When the structure is delivered, the tightness detection is needed, and the most possible tightness defect is the welding position of the transverse pipe 6 and the head part 7. Therefore, it is a technical problem that needs to be solved urgently at present to design a detection tool with convenient operation and high detection efficiency aiming at the sealing performance.
SUMMERY OF THE UTILITY MODEL
For solving the not enough of above prior art, the utility model provides a leakproofness detects frock.
The technical scheme of the utility model is realized like this:
a sealing detection tool comprises a closed base and a fixing plate, wherein the closed base is horizontally arranged;
one end of the fixing plate is fixedly connected with one side face of the closed base, the other end of the fixing plate is provided with a plurality of waist-shaped holes in a penetrating mode, the length of each waist-shaped hole is arranged in the vertical direction, each waist-shaped hole is provided with an upper adjusting screw, one end of each upper adjusting screw is fixed with an upper nut, the other end of each upper adjusting screw is in threaded connection with a fastening nut and a pressing piece, each upper adjusting screw is fixed in each waist-shaped hole through the fastening nut, each pressing piece is of a cylindrical structure, a cylindrical first cavity is formed in the end face of one end of each cylindrical structure, a cylindrical second cavity is formed in the end face of the other end of each cylindrical structure, internal threads matched with the threads of the upper adjusting screws are arranged on the inner surface of the first cavity, sealing pieces are arranged at;
the closed base is provided with a lower fixing screw corresponding to the upper adjusting screw, the lower fixing screw is fixedly connected with the closed base through a lower nut, the lower nut is welded on the upper surface of the closed base, the lower fixing screw is of a hollow structure and is communicated with the inside of the closed base, and the closed base is provided with an air inlet.
Preferably, the outer surface of the pressing piece is provided with an anti-slip structure.
More preferably, the sealing sheet is a circular rubber gasket.
Further preferably, the number of the kidney-shaped holes is 5.
Most preferably, a gas pipeline is arranged in the closed base, and the gas pipeline comprises a main pipeline connected with the gas inlet and branch pipelines, one end of each branch pipeline is connected with the main pipeline, and the other end of each branch pipeline is connected with the lower fixing screw rod.
More preferably, the tightness detection tool is matched with an air source and a pressure gauge for use.
Compared with the prior art, the utility model discloses simple easy, low in production cost for convenient operation not only when leakproofness detects, detection efficiency is high moreover.
Drawings
In order to more clearly illustrate the embodiments of the present invention 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 of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic view of the structure of a product to be tested;
fig. 2 is a first schematic structural diagram of the present invention;
FIG. 3 is a second schematic structural view of the present invention;
FIG. 4 is a cross-sectional view of the compression member of FIGS. 2 and 3;
fig. 5 is an installation schematic diagram of a product to be detected in the utility model.
In the figure: 1. sealing the base; 2. a fixing plate; 21. a kidney-shaped hole; 3. an upper adjusting screw; 31. screwing a nut; 32. fastening a nut; 4. a compression member; 41. a first cavity; 411. an internal thread; 42. a second cavity; 43. sealing the sheet; 5. a lower fixing screw; 51. a lower nut; 6. a transverse tube; 61. an air outlet end; 7. a head portion; 8. and (4) a nut.
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 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.
As shown collectively in fig. 2-4: a sealing detection tool comprises a horizontally arranged closed base 1 and a vertically arranged fixed plate 2;
one end of the fixed plate 2 is fixedly connected with one side face of the closed base 1, the other end of the fixed plate is provided with a plurality of waist-shaped holes 21 in a penetrating mode, the length of each waist-shaped hole 21 is arranged in the vertical direction, each waist-shaped hole 21 is provided with an upper adjusting screw 3, one end of each upper adjusting screw 3 is fixed with an upper nut 31, the other end of each upper adjusting screw is in threaded connection with a fastening nut 32 and a pressing piece 4, each upper adjusting screw 3 is fixed in each waist-shaped hole 21 through the fastening nut 32, each pressing piece 4 is of a cylindrical structure, a cylindrical first cavity 41 is formed in the end face of one end of each cylindrical structure, a cylindrical second cavity 42 is formed in the end face of the other end of each cylindrical structure, an inner thread 411 matched with the thread of each upper adjusting screw 3 is formed in the inner surface of each first cavity 41, a sealing sheet 43 is arranged at the bottom;
be equipped with the lower set screw 5 that corresponds with last adjusting screw 3 on the airtight base 1, lower set screw 5 passes through lower nut 51 and airtight base 1 fixed connection, and lower nut 51 welds in the upper surface of airtight base 1, and lower set screw 5 is hollow structure and communicates with each other with the inside of airtight base 1, is equipped with the air inlet on the airtight base 1.
When the leakproofness detects, the utility model discloses need air supply, manometer cooperation to use. During detection, as shown in fig. 5: the nut 8 of the product to be detected is in threaded connection with the lower fixing screw 5, the height of the upper adjusting screw 3 is flexibly adjusted according to the height of the transverse pipe 6, and then the pressing piece 4 is screwed, so that the air outlet end 61 is tightly abutted to the bottom of the second cavity 42. The air supply can be air compressor machine or gas holder, and the air supply passes through the pipeline and is connected with sealing base 1's air inlet, is equipped with manometer and bleed valve on the pipeline to certain target pressure aerifys, later places the certain time, observes the change of manometer registration, descends to explain if manometer registration and waits to detect the product and have the leakproofness defect, will install the whole frock of the product that awaits measuring and soak and can produce the bubble on observing which product in aqueous this moment, then can select the unqualified product of leakproofness.
As a preferred embodiment, in another embodiment of the present invention, the outer surface of the pressing member 4 is provided with an anti-slip structure for facilitating screwing; the seal piece 43 is a circular rubber seal.
As a preferred embodiment, another embodiment of the present invention is shown in fig. 2 (left view) and fig. 3 (front view): the number of the kidney holes 21 is 5.
As an optimal technical scheme, the utility model discloses a further embodiment, for reduction in production cost, simplify the technical requirement of this detection frock preparation, sealing base 1's structure if simple relatively, can't satisfy good leakproofness, can set up gas piping in sealing base 1, and gas piping includes trunk line and the one end of being connected with the air inlet and each spinal branch pipeline that the trunk line is connected, the other end is connected with lower clamping screw 5.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a leakproofness detects frock which characterized in that: comprises a closed base (1) which is horizontally arranged and a fixed plate (2) which is vertically arranged;
one end of the fixing plate (2) is fixedly connected with one side face of the closed base (1), the other end of the fixing plate penetrates through a plurality of waist-shaped holes (21), the length of each waist-shaped hole (21) is arranged along the vertical direction, each waist-shaped hole (21) is provided with an upper adjusting screw (3), one end of each upper adjusting screw (3) is fixed with an upper nut (31), the other end of each upper adjusting screw is in threaded connection with a fastening nut (32) and a pressing piece (4), each upper adjusting screw (3) is fixed in each waist-shaped hole (21) through the fastening nut (32), each pressing piece (4) is of a cylindrical structure, a cylindrical first cavity (41) is formed in the end face of one end of each cylindrical structure, a cylindrical second cavity (42) is formed in the end face of the other end of each upper adjusting screw, an internal thread (411) matched with the thread of each upper adjusting screw (3) is arranged on the inner surface of each first cavity (41), and, the bottom of the first cavity (41) is not communicated with the bottom of the second cavity (42);
be equipped with lower clamping screw (5) that correspond with last adjusting screw (3) on airtight base (1), lower clamping screw (5) are through lower nut (51) and airtight base (1) fixed connection, and lower nut (51) weld in the upper surface of airtight base (1), and lower clamping screw (5) are hollow structure and communicate with each other with the inside of airtight base (1), are equipped with the air inlet on airtight base (1).
2. The tightness detection tool according to claim 1, characterized in that: the outer surface of the pressing piece (4) is provided with an anti-skid structure.
3. The tightness detection tool according to claim 1, characterized in that: the sealing sheet (43) is a circular rubber sealing sheet.
4. The tightness detection tool according to claim 1, characterized in that: the number of the waist-shaped holes (21) is 5.
5. The tightness detection tool according to any one of claims 1 to 4, characterized in that: be equipped with gas piping in airtight base (1), gas piping include with trunk line that the air inlet is connected and one end with each small transfer line that trunk line is connected, the other end is connected with lower clamping screw (5).
6. The tightness detection tool according to claim 5, characterized in that: the leakproofness detects frock cooperation air supply, manometer and uses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020762044.9U CN211877326U (en) | 2020-05-11 | 2020-05-11 | Tightness detection tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020762044.9U CN211877326U (en) | 2020-05-11 | 2020-05-11 | Tightness detection tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211877326U true CN211877326U (en) | 2020-11-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020762044.9U Active CN211877326U (en) | 2020-05-11 | 2020-05-11 | Tightness detection tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211877326U (en) |
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2020
- 2020-05-11 CN CN202020762044.9U patent/CN211877326U/en active Active
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