CN204359597U - The special water jacket of a kind of gas cylinder hydrostatic test outside measurement - Google Patents
The special water jacket of a kind of gas cylinder hydrostatic test outside measurement Download PDFInfo
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- CN204359597U CN204359597U CN201520013255.1U CN201520013255U CN204359597U CN 204359597 U CN204359597 U CN 204359597U CN 201520013255 U CN201520013255 U CN 201520013255U CN 204359597 U CN204359597 U CN 204359597U
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Abstract
The special water jacket of a kind of gas cylinder hydrostatic test outside measurement, relates to gas cylinder by hydrostatic pressure test technical field, is applied in the hydrostatic test outside measurement of gas cylinder, in case water-baffling sleeve cylindrical shell internal water amount leaks.Water jacket cylindrical shell is provided with drainpipe, filling pipe and conduction pipe, the water jacket cylindrical shell relative with filling pipe is provided with bend pipe, is provided with flange setting up and down at the free end of bend pipe, is provided with rupture disk between the flanges; Be provided with safeguard structure, water jacket plug and suspension hook at the top of water jacket cylindrical shell, safeguard structure is provided with the compression assembly compressing water jacket plug; Be provided with a vertical pull bar at the center of water jacket plug, be provided with pull bar and promote assembly between water jacket plug and pull bar upper end, in the bottom of pull bar, cover has high pressure sealing pad.This water jacket effectively can get rid of the bubble because bringing into when gas cylinder loads water jacket, thus improves measuring accuracy and the testing efficiency of gas cylinder hydrostatic test outside measurement process; And significantly can promote the zero probability of gas cylinder affter-expansion amount when standard jar is tested.
Description
Technical field
The utility model relates to gas cylinder by hydrostatic pressure test technical field, specifically the special water jacket of a kind of gas cylinder hydrostatic test outside measurement.
Background technology
Compressed natural gas used as vehicle fuel steel cylinder, compressed natural gas annular-wrapped gas cylinder and seamless gas cylinder are a few class gas cylinders that usable range is comparatively wide, quantity is larger in the market.With regard to natural gas cylinder, along with the development of international economy, global energy consumption is more serious, energy prices particularly fuel price day by day go up, impel in each field and all start to seek to carry out replacing fuel oil with rock gas, and gas-fueled vehicles and the natural gas bus fresh fuel automobile comparatively rapidly of China's development in recent years especially, they flourish, makes natural gas cylinder recoverable amount in the market huge; And seamless gas cylinder is as traditional pressure vessel, be the storage equipment of industrial oxygen, nitrogen etc., be widely used in the middle of machine-building, medical treatment, testing laboratory, its market maintenance is huge equally.Therefore, ensure that the quality of gas cylinder and performance are very important for the normal use of gas cylinder.Outside existing gas cylinder in the method hydraulic testing, gas cylinder connector is changed inconvenient, and there will be the phenomenon that water jacket cylindrical shell internal water amount leaks.
Utility model content
The purpose of this utility model is to provide a kind of gas cylinder hydrostatic test outside measurement special water jacket, be applied in the hydrostatic test outside measurement of gas cylinder, in case water-baffling sleeve cylindrical shell internal water amount leaks, be convenient for changing gas cylinder connector, high-low pressure sealing mechanism, promote the zero probability of gas cylinder affter-expansion amount when standard jar is tested.
The technical scheme in the invention for solving the technical problem is: the special water jacket of a kind of gas cylinder hydrostatic test outside measurement, it is characterized in that, comprise the water jacket cylindrical shell of hollow, the outer wall of described water jacket cylindrical shell bottom is provided with drainpipe, the sidewall on described water jacket cylindrical shell top is provided with filling pipe and conduction pipe, described drainpipe, filling pipe and conduction pipe respectively with the inner space of water jacket cylindrical shell, the water mantle body sidewall relative with described filling pipe is provided with a bend pipe, flange setting up and down is provided with at the free end of described bend pipe, rupture disk is provided with between described flange, be provided with safeguard structure at the top of described water jacket cylindrical shell, described safeguard structure is the sheet metal component covering on water jacket cylindrical shell top, is provided with water jacket plug, good seal between described water jacket plug and water jacket cylindrical shell at the top of described water jacket cylindrical shell, be provided with suspension hook at the top of described water jacket cylindrical shell, described safeguard structure is provided with the compression assembly compressing water jacket plug,
A vertical pull bar is provided with at the center of described water jacket plug, the two ends up and down of described pull bar are placed in the both sides of water jacket plug respectively, between described water jacket plug and pull bar upper end, be provided with pull bar promote assembly, in the bottom of described pull bar, cover has the relatively-stationary high pressure sealing pad with pull bar.
Further, described compression assembly comprises rotary cylinder and depression bar, and the some described rotary cylinder circumferentially evenly arranged is fixedly mounted in safeguard structure, is provided with contacts with the screw rod at water jacket plug top the depression bar coordinated at the output terminal of described rotary cylinder.
Further, described pull bar promotes assembly and mainly comprises and be positioned at water jacket plug center and the second threaded connector be fixedly connected with water jacket plug and the hand hoisting rotating disk be connected with the second threaded connector screw top, O-ring seal is provided with between described second threaded connector inwall and pull bar, described hand hoisting rotating disk and pull bar synchronously rise, and described hand hoisting rotating disk outer wall is provided with handle.
Further, the top of described pull bar is through the backward upper extension one section of hand hoisting rotating disk, and be provided with the boss of annular on the top of described pull bar, be provided with a reaming in described hand hoisting rotating disk inside, described boss is placed in reaming.
Further, be fixed with bottom end cover in the bottom of water jacket plug, in the inner chamber of described bottom end cover, be provided with one be enclosed within the first threaded connector on pull bar, the top of described first threaded connector coordinates with the thread in inner cavity of the second threaded connector; In the bottom thread of described pull bar, one bronze medal mouth is installed, the pull bar above described copper mouth is provided with the copper sheet of an annular, between described copper sheet and copper mouth, is provided with primary nut, between described copper sheet and the bottom surface of the first threaded connector, be provided with high pressure sealing pad.
Further, be provided with a pair suspension ring in the screw top of described water jacket plug, the two ends of described suspension hook hook respectively in suspension ring.
Further, the edge bottom described water jacket plug is provided with projection, is provided with the seal groove with male cooperation, between described seal groove and projection, is provided with O-ring seal at the top of water jacket cylindrical shell.
Further, the top of described first threaded connector and the inner chamber of the second threaded connector bottom are the taper cooperatively interacted.
The beneficial effects of the utility model are: the special water jacket of a kind of gas cylinder hydrostatic test outside measurement that the utility model provides, effectively can get rid of the bubble because bringing into when gas cylinder loads water jacket, also can realize the quick replacement of threaded connector when gas cylinder connecting thread damages, thus improve measuring accuracy and the testing efficiency of gas cylinder hydrostatic test outside measurement process; On the other hand, significantly can promote the zero probability of gas cylinder affter-expansion amount when standard jar is tested, high pressure sealing pad, for sealing bottleneck, saves the trouble twining raw material band and bring.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present utility model;
Fig. 2 is for promoting assembly schematic diagram;
Fig. 3 is the vertical view of Fig. 1;
Fig. 4 is the A place partial enlarged drawing in Fig. 3;
Fig. 5 be rotary cylinder depression bar with water jacket plug coordinate schematic diagram;
Fig. 6 is the schematic diagram of pull bar;
Fig. 7 is the B place partial enlarged drawing in Fig. 2;
Fig. 8 is the cross-sectional schematic of hand hoisting rotating disk;
In figure: 1 water jacket cylindrical shell, 2 filling pipes, 3 conduction pipes, 4 rotary cylinders, 41 depression bars, 5 water jacket plug, 51 is protruding, 6 safeguard structures, 7 bend pipes, 8 rupture disks, 9 flanges, 10 drainpipes, 11 hand hoisting rotating disks, 111 handles, 112 reamings, 113 through holes, 114 install screw thread, 12 nuts, 13 suspension ring, 14 suspension hooks, 15 first threaded connectors, 16 bottom end covers, 17 second threaded connectors, 18 pull bars, 181 boss, 19 bronze medal mouths, 20 primary nuts, 21 copper sheets, 22 high pressure sealing pads, 23 O-ring seals.
Embodiment
As shown in Figures 1 to 8, the utility model comprises water jacket cylindrical shell 1, filling pipe 2, conduction pipe 3, rotary cylinder 4, water jacket plug 5, safeguard structure 6, bend pipe 7, rupture disk 8, flange 9, drainpipe 10, hand hoisting rotating disk 11, nut 12, suspension ring 13, suspension hook 14, first threaded connector 15, bottom end cover 16, second threaded connector 17, pull bar 18, copper mouth 19, primary nut 20, copper sheet 21, high pressure sealing pad 22 and O-ring seal 23, is described the utility model below in conjunction with accompanying drawing.
As shown in Figure 1, water jacket cylindrical shell 1 is circular hollow structure, the sidewall on water jacket cylindrical shell top is provided with filling pipe 2 and conduction pipe 3, filling pipe, conduction pipe respectively with the inner space of water jacket cylindrical shell, and the free end of filling pipe and conduction pipe is arranged upward, filling pipe is connected with water test unit respectively with conduction pipe.Be provided with a bend pipe 7 at the opposite side of water jacket cylindrical shell, the free end of bend pipe is arranged down, is provided with the flange 9 of horizontal positioned at the free end of bend pipe; be provided with rupture disk 8 between the flanges; rupture disk can play the effect of protection, it can regulation temperature and pressure under explosion, relieving pressure.Be provided with safeguard structure 6 at the top of water jacket cylindrical shell, safeguard structure is steel plate bending part, and safeguard structure and water jacket cylindrical shell are welded and fixed, and safeguard structure covers on the top of water jacket cylindrical shell.This structure can guarantee that water jacket plug can be immersed in water jacket cylindrical shell completely when gas cylinder to be measured loads in water jacket, thus without the need to can drain the bubble of water jacket inner barrel toward moisturizing in water jacket cylindrical shell, improves testing efficiency and the measuring accuracy of equipment.
The upper surface of water jacket cylindrical shell is uncovered, is provided with water jacket plug 5 in the upper surface of water jacket cylindrical shell, and acting as of water jacket plug seals the top of water jacket cylindrical shell, and for installing other parts.Edge bottom water jacket plug is provided with protruding 51, is provided with the seal groove with male cooperation, the projection of water jacket plug is extend in seal groove during installation in the upper surface of water jacket cylindrical shell, and is provided with O-ring seal, to increase sealing property between projection and seal groove.Drainpipe is provided with, for being discharged by the water in water jacket cylindrical shell in the bottom of water jacket cylindrical shell.As shown in Figure 3, Figure 4, safeguard structure is provided with three rotary cylinders 4 circumferentially equidistantly arranged, a depression bar 41 is provided with at the output terminal of each rotary cylinder, under the drive of rotary cylinder, depression bar can rotate with the action of rotary cylinder, as shown in Figure 5, drives depression bar to rotate clockwise 90 degree by rotary cylinder, be provided with a vertical screw rod at the top of water jacket plug, depression bar contacts with screw rod and coordinates vertical compression thed realize water jacket plug to operate.To guarantee that in hydraulic testing process, water jacket plug is without micro-displacement, improve the measuring accuracy of equipment.Rotary cylinder and depression bar constitute the compression assembly compressing water jacket plug.
As shown in Figure 2, be threaded at the two ends, left and right at water jacket plug top suspension ring 13 respectively, and suspension ring are provided with a nut 12, and the lower surface of nut and the top of water jacket plug hold out against.The two ends of one suspension hook 14 bottom hook in suspension ring, and like this, water jacket cylindrical shell can be sling by suspension hook, suspension hook can be bending reinforcement part.Be provided with a threaded hole at the center of water jacket plug, the second threaded connector is installed in this threaded hole, and be provided with screw between the edge and water jacket plug of the second threaded connector, to increase the stability be fixedly connected with.Be provided with a pull bar 18 in the inside of the second threaded connector, between pull bar and the inwall of the second threaded connector, be provided with O-ring seal 23, to ensure good sealing.Be provided with the boss 181 of annular on the top of pull bar, boss is fixed on the outer wall of pull bar, and the external diameter of boss is greater than the maximum outside diameter of pull bar.Be provided with a threaded hole at the top of the second threaded connector, hand hoisting rotating disk 11 is installed in this threaded hole, be provided with in the bottom of hand hoisting rotating disk accordingly and screw thread 114 is installed.As shown in Figure 8, hand hoisting rotating disk is the metalwork of overall one-tenth dish type, the center line of hand hoisting rotating disk is provided with through hole 113, through hole runs through the upper and lower end face of hand hoisting rotating disk, reaming 112 is also provided with in the inside of hand hoisting rotating disk, reaming and through-bore axis conllinear are arranged, and aperture and the pull bar external diameter of through hole adapt, and the external diameter of boss is between reaming and through hole.As shown in Figure 7, the boss 181 at pull bar top is limited in the reaming of hand hoisting rotating disk, to realize the synchronous rising of pull bar and hand hoisting rotating disk, hand hoisting rotating disk is provided with handle 111, by swing handle, the lifting of hand hoisting handle can be realized, to realize the lifting of pull bar.Be mounted by means of screws with bottom end cover 16 in the bottom of water jacket plug, bottom end cover is overall conglobate metalwork, and the axis of bottom end cover and the axis collinear of water jacket plug are arranged.First threaded connector 15, first threaded connector that has been threaded in the inner chamber of bottom end cover is used for being connected with gas cylinder.The top of the first threaded connector is connected with the lower thread of the second threaded connector, the top of the first threaded connector is taper, the threaded hole of the second threaded connector bottom is also taper, when the first threaded connector and gas cylinder assemble or unloaded from gas cylinder by the first threaded connector, the design of the first threaded connector upper taper can avoid the rotation of the first threaded connector.When the first threaded connector is because of Long-Time Service or when causing damage because of collision, the replacing to the first threaded connector can be realized.The bottom of pull bar is arranged in the center pit of the first threaded connector and stretches out the first threaded connector one section, and at the copper mouth 19 that has been threaded bottom of pull bar, copper mouth is the hollow metal part of taper, and copper mouth internal chamber wall is provided with the internal thread coordinated with pull bar.Above copper mouth, be provided with one be enclosed within copper sheet 21 on pull bar, copper sheet is the copper piece of annular, is provided with a primary nut 20 between copper sheet and copper mouth, between the lower surface and copper sheet of the first threaded connector, be provided with some high pressure sealing pads 22.Rotary manual promotes the handle on rotating disk, and the rotation that can realize hand hoisting rotating disk is risen, and then drives the synchronous rising of pull bar, when pull bar rises, under the effect of Tong Zui, primary nut and copper sheet, just oppress high pressure sealing pad, high pressure sealing pad is expanded, to seal up the bottleneck of gas cylinder.During use, the top of pull bar is connected with test pump by high-pressure rubber pipe.Second screw thread assembly, hand hoisting rotating disk, bottom end cover and the first threaded connector constitute pull bar and promote assembly.
Claims (8)
1. the special water jacket of gas cylinder hydrostatic test outside measurement, it is characterized in that, comprise the water jacket cylindrical shell of hollow, the outer wall of described water jacket cylindrical shell bottom is provided with drainpipe, the sidewall on described water jacket cylindrical shell top is provided with filling pipe and conduction pipe, described drainpipe, filling pipe and conduction pipe respectively with the inner space of water jacket cylindrical shell, the water mantle body sidewall relative with described filling pipe is provided with a bend pipe, be provided with flange setting up and down at the free end of described bend pipe, between described flange, be provided with rupture disk; Be provided with safeguard structure at the top of described water jacket cylindrical shell, described safeguard structure is the sheet metal component covering on water jacket cylindrical shell top, is provided with water jacket plug, good seal between described water jacket plug and water jacket cylindrical shell at the top of described water jacket cylindrical shell; Be provided with suspension hook at the top of described water jacket cylindrical shell, described safeguard structure is provided with the compression assembly compressing water jacket plug;
A vertical pull bar is provided with at the center of described water jacket plug, the two ends up and down of described pull bar are placed in the both sides of water jacket plug respectively, between described water jacket plug and pull bar upper end, be provided with pull bar promote assembly, in the bottom of described pull bar, cover has the relatively-stationary high pressure sealing pad with pull bar;
Described compression assembly comprises rotary cylinder and depression bar, and the some described rotary cylinder circumferentially evenly arranged is fixedly mounted in safeguard structure, is provided with contacts with the screw rod at water jacket plug top the depression bar coordinated at the output terminal of described rotary cylinder.
2. the special water jacket of a kind of gas cylinder hydrostatic test outside measurement according to claim 1, it is characterized in that, described compression assembly comprises rotary cylinder and depression bar, the some described rotary cylinder circumferentially evenly arranged is fixedly mounted in safeguard structure, is provided with contacts with the screw rod at water jacket plug top the depression bar coordinated at the output terminal of described rotary cylinder.
3. the special water jacket of a kind of gas cylinder hydrostatic test outside measurement according to claim 1, it is characterized in that, described pull bar promotes assembly and mainly comprises and be positioned at water jacket plug center and the second threaded connector be fixedly connected with water jacket plug and the hand hoisting rotating disk be connected with the second threaded connector screw top, O-ring seal is provided with between described second threaded connector inwall and pull bar, described hand hoisting rotating disk and pull bar synchronously rise, and described hand hoisting rotating disk outer wall is provided with handle.
4. the special water jacket of a kind of gas cylinder hydrostatic test outside measurement according to claim 3, it is characterized in that, the top of described pull bar is through the backward upper extension one section of hand hoisting rotating disk, the boss of annular is provided with on the top of described pull bar, be provided with a reaming in described hand hoisting rotating disk inside, described boss is placed in reaming.
5. the special water jacket of a kind of gas cylinder hydrostatic test outside measurement according to claim 4, it is characterized in that, bottom end cover is fixed with in the bottom of water jacket plug, in the inner chamber of described bottom end cover, be provided with one be enclosed within the first threaded connector on pull bar, the top of described first threaded connector coordinates with the thread in inner cavity of the second threaded connector; In the bottom thread of described pull bar, one bronze medal mouth is installed, the pull bar above described copper mouth is provided with the copper sheet of an annular, between described copper sheet and copper mouth, is provided with primary nut, between described copper sheet and the bottom surface of the first threaded connector, be provided with high pressure sealing pad.
6. the special water jacket of a kind of gas cylinder hydrostatic test outside measurement according to claim 5, is characterized in that, be provided with a pair suspension ring in the screw top of described water jacket plug, and the two ends of described suspension hook hook respectively in suspension ring.
7. the special water jacket of a kind of gas cylinder hydrostatic test outside measurement according to claim 6, it is characterized in that, edge bottom described water jacket plug is provided with projection, is provided with the seal groove with male cooperation, between described seal groove and projection, is provided with O-ring seal at the top of water jacket cylindrical shell.
8. the special water jacket of a kind of gas cylinder hydrostatic test outside measurement according to claim 5, is characterized in that, the top of described first threaded connector and the inner chamber of the second threaded connector bottom are the taper cooperatively interacted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520013255.1U CN204359597U (en) | 2015-01-08 | 2015-01-08 | The special water jacket of a kind of gas cylinder hydrostatic test outside measurement |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520013255.1U CN204359597U (en) | 2015-01-08 | 2015-01-08 | The special water jacket of a kind of gas cylinder hydrostatic test outside measurement |
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| CN204359597U true CN204359597U (en) | 2015-05-27 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105606441A (en) * | 2015-12-22 | 2016-05-25 | 新兴能源装备股份有限公司 | Water jacket plug device for gas cylinder hydrostatic test equipment |
| CN113418797A (en) * | 2021-08-23 | 2021-09-21 | 中材科技(成都)有限公司 | Automatic safety device of hydrostatic test water jacket for hydrostatic test of high-pressure gas cylinder |
-
2015
- 2015-01-08 CN CN201520013255.1U patent/CN204359597U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105606441A (en) * | 2015-12-22 | 2016-05-25 | 新兴能源装备股份有限公司 | Water jacket plug device for gas cylinder hydrostatic test equipment |
| CN113418797A (en) * | 2021-08-23 | 2021-09-21 | 中材科技(成都)有限公司 | Automatic safety device of hydrostatic test water jacket for hydrostatic test of high-pressure gas cylinder |
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